JPH10229621A - Electrical wiring block - Google Patents

Abstract

(57) [Problem] To provide an electric wiring block capable of coping with various variations of various electric parts and easily forming a conductive path. SOLUTION: External locking of the same shape as the locking ribs is provided on the outer peripheral wall of a block main body 2 having a plurality of cassette housing chambers 5 of the same shape accommodating various cassette blocks 3 and 4 and a locking rib 7 in a peripheral wall 2a. Ribs 8 are provided, and locking ribs 7 are provided outside cassette blocks 3 and 4 having the same shape common to different kinds of electric parts.
, And an optional lock claw 11 that engages with the external locking rib 8 on another surface on the outside.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electric wiring block which is used for connecting between wiring harnesses in an automobile or for connecting electric equipment, and which is provided with electric parts such as fuses and relays.

[0002]

2. Description of the Related Art At present, automobiles are automated and equipped with AV equipment and navigation devices. Wiring members such as wire harnesses and connectors, as well as fuses for safety, tend to increase. is there. An electric wiring block as shown in FIG. 46 is used to connect such wiring members, fuses, and the like efficiently and in consideration of maintainability (Japanese Patent Laid-Open No. 6-2334).
No. 34).

[0003] One electric wiring block A is a junction box interposed in a wire harness for a vehicle, in which a connector 201 and a fuse block 202 are provided, and an electric circuit is provided inside by a bus bar 203. The other electric wiring block B is a relay box, in which a relay socket 204 is provided, and an electric circuit is provided inside by a bus bar 205. The electric wiring block B is fitted into the cutout space 206 of one electric wiring block A, and is fixed by the engagement between the locking claw 207 and the step 208.

A terminal 203a of a bus bar 203 stands on the surface of one electric wiring block A, and a terminal 205a of a bus bar 205 stands on the end of the other electric wiring block B corresponding to the terminal 203a. . As shown in FIG. 47, by fitting the fusible link 210 in a state where the one electric wiring block A is connected to the other electric wiring block B, the electric connection between the busbar 203 and the busbar 205 via the fusible link 210 is achieved. The circuit conducts. The protective cover 211 covers the terminal 203a for insulation protection when the electric wiring block B is not used.

Further, a fuse block 220 that can be shared and used for various circuits has been disclosed (see Japanese Utility Model Laid-Open No. 5-1289). As shown in FIG. 48, the fuse block 220 has a plurality of terminal insertion connection portions 224 provided facing the block surface 220a for insertion and connection of the respective tab terminals 223 of the blade type fuse 222. The interval Ly is the same as the interval L between the tab terminals 223 of the fuse 222.

[0006]

However, in the electric wiring block, the fuse block 202 on the electric wiring block A and the electric wiring block B as a relay box are integrally formed. It is not possible to cope with the presence or absence of electric components such as a fuse and a fuse, so that an empty housing can be formed, so that material cost and space in that portion are wasted. Further, since the block does not have versatility for other types of vehicles, it cannot be shared with other types of vehicles at all, and there is a problem that there is no versatility of parts for changing a circuit due to a change in a manufacturer's specification or for an option.

In the fuse block 220, only one type of fuse can be easily arranged on the surface of the block. However, it is necessary to connect a connection terminal from the back surface of the block to a conductive path such as a bus bar. There is a problem that it cannot be applied to other types of electric components such as relays.

Further, in the fuse block 220, since the bus bars routed in each of the accommodation chambers 224 are enlarged, if the specifications of the vehicle type are changed, some unused portions may appear. In some cases, there is an inconvenient problem that the bus bar and the accommodation room are wasted.

An object of the present invention is to provide an electric wiring block which can cope with various variations of various electric parts and can easily form a conductive path.

[0010]

The above object is achieved by the electric wiring blocks described in 1) to 18) below. 1) The electric wiring block according to claim 1, wherein different electric components are divided into a plurality of types by a plurality of cassette blocks having the same shape. According to the electric wiring block having the above-described configuration, it is possible to make different electric components required for the specification of the vehicle into cassette blocks having the same shape and classified.

2) An electric wiring block according to claim 2, comprising a block main body for mounting a plurality of electric components, and a plurality of electric components such as fuses and relays mounted at predetermined positions in the block main body. In the electric wiring block, the block main body includes a cassette accommodating chamber of the same shape, and different electric components are divided into blocks by the same shape of the cassette block corresponding to the cassette accommodating chamber. block.

According to the electric wiring block having the above-described structure, a desired number of various cassette blocks required for the specifications of the vehicle can be easily fitted into the cassette accommodating chamber of the block body. Even when the number of poles is increased or decreased, it can be dealt with only by changing the number of fitting of the cassette blocks. Therefore,
A plurality of types of configurations are possible by combining the cassette blocks, and an electric wiring block having excellent versatility and capable of coping with many vehicle specifications can be obtained.

3) The electric wiring block according to claim 3, wherein a common first lock portion for fixing the cassette block is provided on a peripheral wall in the cassette accommodating chamber, and on the cassette block side. An electric wiring block, wherein a common second lock portion corresponding to the first lock portion is provided. According to the electric wiring block having the above configuration, the cassette block can be securely and easily fixed by inserting the cassette block into the cassette accommodating chamber from below the block main body, and the first and second lock portions are commonly used. Therefore, various cassette blocks can be fixed at desired positions.

4) The electric wiring block according to claim 4, wherein a power distribution bus bar is mounted in the block main body, and a cassette bus bar corresponding to the power distribution bus bar is mounted on the cassette block. An electric wiring block, characterized in that: 5) The electric wiring block according to claim 5, wherein the power distribution bus bar includes a fitting portion having a spring property, and the male tab on the cassette bus bar side that fits into the fitting portion. An electric wiring block protruding from a projecting opening provided at a predetermined position of the cassette block.

According to the electric wiring blocks described in 4) and 5) above, the required number of the bus bars for the cassette projecting from the projecting opening of the cassette block can be fitted into the block main body by a required number according to the vehicle specifications. The male tab is connected to the fitting part of the power distribution bus bar arranged in the block main body. Therefore, parallel power distribution to various cassette blocks can be performed reliably and easily, and connection wires and connection terminals can be significantly reduced by using a bus bar.

6) The electric wiring block according to claim 6, wherein the cassette block is inserted through a male tab of a cassette bus bar protruding from another cassette block adjacent to a predetermined position facing the projecting opening. An electric wiring block, wherein the insertion hole for the cassette busbar is provided, and the busbar for the cassette is provided with a fitting portion for connecting a male tab of the busbar for the mating partner at a position facing the male tab. . 7) The electric wiring block according to claim 7, wherein the cassette block has a first lock portion for engaging another cassette block adjacent to the insertion opening, and the projecting opening. An electric wiring block, comprising: a second lock portion corresponding to the first lock portion on a side.

According to the electric wiring blocks described in the above 6) and 7), another cassette block is brought into contact with one cassette block, and the first cassette block of one cassette block is brought into contact with the other cassette block.
The upper end of the second lock portion of another cassette block is arranged at the lower end of the lock portion, and the male tab projecting from the projecting opening of another cassette block is arranged at the lower end of the insertion opening of one cassette block. . Then, by sliding another cassette block upward, the second lock portion of another cassette block is fitted to the first lock portion of one cassette block, and the male tab of another cassette block is connected to one cassette block. The block is inserted into the insertion opening. Therefore, a plurality of cassette blocks are integrally connected, the cassette bus bar in the cassette block is also connected, and only by connecting the male tab of the cassette block at the end to the main power supply, all the cassette blocks can be connected. Serial power distribution can be performed reliably and easily, and the work of mounting the cassette block to the block body can be simplified.

8) The electric wiring block according to claim 8, wherein the terminal with an electric wire provided in the block main body has at one end a plurality of female terminals for power distribution connected to a bus bar in the cassette block. An electric wiring block comprising a male tab connected to a main power supply at the other end. 9) The electric wiring block according to claim 9, wherein a power distribution bus bar including a plurality of male tabs is mounted in the block main body, and the cassette block includes a male tab corresponding to the power distribution bus bar. An electric wiring block, wherein a cassette bus bar is mounted, and a female terminal is provided between a male tab of the cassette bus bar and the power distribution bus bar. 10) The electric wiring block according to claim 10, wherein the cassette block has an insertion opening for inserting a male tab of a cassette bus bar protruding from another adjacent cassette block, and is routed in the cassette block. A male tab is provided at a position where the separated cassette bus bar faces the male tab of the cassette bus bar in another adjacent cassette block, and the male tab is connected to the male tab of the cassette bus bar in the adjacent cassette block. An electric wiring block comprising a mold terminal. 8)
According to the electric wiring block described in any one of (10) to (10), it is easy to connect the female terminal connected to the male tab of the bus bar in the cassette block in the block main body to the electric wire connected to the main power supply, so that the vehicle specification Therefore, the number of female terminals can be appropriately set according to the requirement, so that the space in the cassette accommodating chamber can be made effective and waste due to non-use of the bus bar can be prevented.

11) The electric wiring block according to claim 11, wherein a cassette block including the first lock portion and the second lock portion is engaged with each other to form one group by a plurality of cassette blocks. An electric wiring block, wherein a mount provided with a first lock portion and a mount provided with a second lock portion are engaged with both ends of a group of the cassette blocks, and are fixed to the base portion by the mount. 12) The electric wiring block according to claim 12, wherein the power distribution bus bar mounted in the block main body corresponds to the cassette block inserted into the cassette accommodating chamber provided in the block main body. A main tab connected to the main power supply and having a male tab connected to the cassette block, and a male tab connected to the cassette block adjacent to the main power bus bar. An electric wiring block, comprising: a supply bus bar. According to the electric wiring block described in the above 11) and 12), the bus bar routed in the block main body is divided into a power distribution bus bar and a supply bus bar corresponding to the cassette block inserted into the cassette accommodating chamber. In addition, the setting of the supply bus bar can be adapted to the specification of the vehicle, so that the electric wiring block can be general-purpose.

13. The electric wiring block according to claim 13, wherein the power distribution bus bar is divided for each pole corresponding to the cassette block inserted into the cassette accommodating chamber provided in the block main body. A power supply bus bar, a plurality of the supply bus bars, and a plurality of the supply bus bars, the supply bus bar being connected to the cassette block, a male tab for connecting to a bus bar adjacent to the power supply side, and a terminal side. An electric wiring block characterized by forming a male tab for connecting with a bus bar adjacent to the electric wiring block.

14) The electric wiring block according to claim 14, wherein the power distribution bus bar is divided into the source power bus bar and the plurality of supply bus bars, and the supply bus bar, the source power bus bar, and electric wires are used. An electric wiring block to be connected. 13) and 1 above
According to the electric wiring block described in 4), the connection between each supply bus bar and the bus bar adjacent to the supply bus bar is performed by connecting the electric wire to the male tab formed on each bus bar, so that various connections can be made. The way is possible.

15) The electric wiring block according to claim 15, wherein a mounting portion is formed on the main power busbar.
An electric wiring block, wherein a mounting portion is formed on the intermediate bus bar, and the main power supply bus bar and the intermediate bus bar are fixed to each mounting portion with bolts and nuts. 16) The electric wiring block according to claim 16, wherein a connection male tab is formed on the main power bus bar, and a connection male tab is formed on the intermediate bus bar, and the main power bus bar and the intermediate bus bar are connected to each other. An electric wiring block, wherein each male tab is connected by a female terminal. Said 1
According to the electric wiring block described in 5) and 16), the power distribution bus bar routed in the block main body is divided into a main power bus bar and a plurality of intermediate bus bars, and each of the divided bus bars is a bolt and a nut. Or, by connecting with a female terminal, it becomes possible to cope with the specification of the vehicle, and the versatility can be improved.

17) The electric wiring block according to claim 17, wherein a partition made of an insulator is provided between the block cover and a back cover having a connector fitting portion on a back surface locked to the bottom of the block body. A plurality of plate-shaped busbars made of a conductor are mounted with the plate interposed therebetween, and male tabs erected from the periphery of the plate-shaped busbars are fitted into a spring-like fitting portion projecting outward from the busbars in a desired cassette block. Connected
Further, the tabular bus bar is provided with a power supply connecting male tab projecting into the connector fitting portion, respectively. According to the electric wiring block having the above configuration, it is possible to share the circuit with a completely different vehicle type or a manufacturer having a different power supply concept simply by changing the pattern of the bus bar on the back cover. Therefore, the wire harness can be reduced in size and weight, and the joint can be absorbed, and various power distribution specifications of other manufacturers and other models can be supported.

18. The electric block according to claim 18, wherein a first slide rail extending in a vertical direction is provided on an outer surface of one end of each of a plurality of partition walls of the cassette accommodating chamber of the block main body. The block is provided with a resilient fitting portion projecting from each bus bar to the outer surface, and a second lock portion on the outer peripheral surface is engaged with a first lock portion provided inside the partition wall or the peripheral wall of the block body. In addition, a plurality of second slide rails engaging with the first slide rails are provided on both side surfaces of a joint block body of a separately provided joint block so as to extend in a vertical direction, and a plurality of bus bars are provided inside. While being retained,
The bus bar has a male tab protruding into a connector fitting portion projecting from the end surface of the joint block main body at the tip, an appropriate number of male tabs connected to the fitting portion of the cassette block, and an appropriate number of the male tabs. An electric wiring block, wherein a holding arm for holding the electric wiring block at a suitable position is provided. According to the electric wiring block having the above-described configuration, it is possible to share the bus bar and the holding arm of the joint block with another vehicle type or another manufacturer only by changing the take-out pattern of the bus bar and the holding arm or changing the block main body to two. Therefore, while reducing the wire harness, reducing the weight and absorbing the joint,
Inexpensive products can be provided by freely responding to various specifications of other manufacturers and models, differences in the number of cassette blocks used, differences in electrical wiring, and the like.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a first embodiment of an electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 1 is an exploded perspective view showing a first embodiment of an electric wiring block to which the present invention is applied, FIG. 2 is a perspective view showing an assembled state in FIG. 1, and FIG. 3 is another fuse block different from FIG. FIG. 4 is a perspective view when assembled as FIG.
5 is a perspective view when assembled as a relay block different from FIG. 2, FIG. 5 is a perspective view showing the configuration of the first and second lock portions in FIG. 1, and FIG. 6 is a cross-sectional view in FIG.

Electric wiring block 1 in the present embodiment
Includes various electric components such as a relay and a fuse used in conjunction with an electric system of a vehicle, and includes a block main body 2 for assembling the various electric components and various cassette blocks 3 and 4. . Block body 2
Is made of synthetic resin and is integrally provided with a plurality of cassette housing chambers 5 of the same shape for housing various cassette blocks 3 and 4. The peripheral wall 2 in the cassette accommodation room 5
a is provided with a rectangular plate-shaped locking rib 7 having a locking hole 7a at the center as shown in FIG. An external locking rib 8 for an optional cassette having the same shape as the locking rib 7 is provided on the outer peripheral wall of the block body 2.

The cassette blocks of the same shape housed in the cassette housing chamber 5 include a plurality of fuse cassette blocks 3 to which four fuses can be mounted and a plurality of relay cassettes to which one relay is mounted. Block 4
Is set. In both cassette blocks, female terminals (not shown) fixed to the connection wires are inserted. At a predetermined position outside the cassette blocks 3 and 4, a lock claw 6 which is locked by a locking rib 7 in the cassette accommodating chamber 5 as shown in FIG. 5 is provided. The lock claw 6 includes an engagement wall 6a into which the locking rib 7 is inserted and a locking lance 6b locked by the locking hole 7a. An optional lock claw 11 for fixing to the external locking rib 8 of the block body 2 different from the lock claw 6 is provided at a predetermined position outside the cassette blocks 3 and 4. If the size of the relay changes, the number of poles of the fuse also changes, and the size of the cassette block also changes according to the size of the relay.

As shown in FIG. 1, the procedure for inserting the cassette blocks 3 and 4 into the block main body 2 is as follows. The six fuse cassette blocks 3 and the eight relay cassette blocks 4 from below the block main body 2 are provided in the cassette accommodating chamber. 5. Accordingly, in this case, as shown in FIG.
The cassette storage chambers 5a are empty. At this time,
As shown in FIG. 6, the locking ribs 7 enter the engaging walls 6a of the locking claws 6 of the fuse cassette block 3 and the relay cassette block 4, respectively, and the projections of the locking lances 6b are engaged with the locking holes 7a of the locking ribs 7. Is fixed in the cassette accommodating chamber 5.

As shown in FIG. 2, an optional fuse cassette block 3 is provided on the outer peripheral wall of the block body 2.
a and the relay cassette block 4a are mounted one by one, and one external locking rib 8a becomes empty. In addition,
The connection wires drawn from the cassette blocks 3 and 4 housed in the cassette housing chamber 5 are connected to the block main body 2.
Are bundled and taken out from the wire taking-out hole 9 provided at a predetermined position.

Further, as shown in FIG. 3, an embodiment in which only 14 fuse cassette blocks 3 are assembled as the fuse block 1A, and one optional fuse cassette block 3a is mounted on the outside. Further, as shown in FIG. 4, in the embodiment in which only 14 relay cassette blocks 4 are assembled as the relay block 1B, one optional relay cassette block 4a is mounted on the outside.

As described above, according to the electric wiring block 1 of the present embodiment, a desired number of various cassette blocks 3 and 4 required for the specifications of the vehicle can be easily placed in the cassette accommodating chamber 5 of the block body 2. Can be fitted to
Even when the number of poles of a fuse, a relay or the like increases or conversely, it can be dealt with only by changing the number of cassette blocks 3 and 4 fitted. Accordingly, a combination of the cassette blocks 3 and 4 enables a plurality of types of configurations, and it is possible to provide a highly versatile electric wiring block that can cope with many vehicle specifications. Further, by inserting the cassette blocks 3 and 4 into the cassette accommodating chamber 5 from below the block main body 2, the cassette blocks 3 and 4 can be fixed securely and easily, and the locking rib 7 as the first lock portion and the second lock Since the lock claw 6 as a part is shared, the various cassette blocks 3 and 4 can be fixed at desired positions.

Next, a second embodiment of an electric wiring block according to the present invention will be described in detail with reference to FIGS. FIG. 7 is an exploded perspective view showing an electric wiring block according to the present embodiment, FIG. 8 is a perspective view showing a configuration of a power distribution bus bar assembled to the block main body in FIG. 7, and FIG.
Is an exploded perspective view of a fuse cassette block inserted into the block main body in FIG. 7, FIG. 10 is an exploded perspective view of a relay cassette block inserted in the block main body in FIG. 7, and FIG. 11 is an assembled state in FIG. FIG. 12 is a perspective view of the relay cassette block shown in FIG. 10, and FIG.
FIG. 3 is a perspective view showing a completed state of the assembly of the electric wiring block in FIG. Note that a detailed description of those having the same configuration and operation as the first embodiment will be omitted.

[0033] Electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 provided with a plurality of cassette housing chambers 25 having the same shape, and various cassette blocks 23 and 24. The block body 22 is formed by integrally molding a synthetic resin, and power distribution bus bars 27 and 28 as shown in FIG. 8 are insert-molded inside.
At predetermined positions of the power distribution bus bars 27, 28, a fitting portion 29 having a spring property is provided, and at one end, male tabs 27a, 28a connected to a main power supply are formed. Further, a connector portion 31 is formed on the upper surface of the block body 22 to be fitted with a power supply connector (not shown). A locking rib 38 having the same configuration as that shown in FIG. 5 is provided on the peripheral wall in the cassette accommodating chamber 25.

The cassette blocks of the same shape accommodated in the cassette accommodation chamber 25 include two fuse cassette blocks 23 to which four fuses can be mounted,
Two relay cassette blocks 24 to which one relay is mounted are set. In both cassette blocks, cassette bus bars 33 and 34 corresponding to the power distribution bus bars 27 and 28 are inserted.

That is, as shown in FIGS. 9 and 11, a fuse female terminal 32 as a relay terminal to which the leg of the fuse is connected is fixed in the fuse cassette block 23. Bus bar 3 for cassette
3 are connected. Bus bar 33 for this fuse cassette
A male tab 36 connected to the fitting portion 29 of the power distribution bus bars 27, 28 is formed at an end of the power distribution bus bar 27, 28. When the bus bar 33 for the fuse cassette is inserted into the fuse cassette block 23, the male tab 36 is provided with the projecting opening 2 provided at the lower end of the fuse cassette block 23.
It is configured to protrude from 3a. At a predetermined position on the outer peripheral wall of the fuse cassette block 23, a lock claw 26 having the same configuration as that shown in FIG.

As shown in FIGS. 10 and 12, a female relay terminal 35 as a relay terminal to which the leg of the relay is connected is fixed in the relay cassette block 24.
The bus bar 34 for the relay cassette is connected to the female terminal 35. At the end of the bus bar 34 for the relay cassette, the fitting portion 2 of the bus bars 27 and 28
9 is formed with a male tab 37 connected to the male tab 37. The male tab 37 is configured to project from the projecting opening 24 a provided at the lower end of the relay cassette block 24 when the relay cassette bus bar 34 is inserted into the relay cassette block 24. As described above, the locking rib 38 is provided on the outer peripheral wall of the relay cassette block 24.
A lock claw 26 having the same configuration as that of the lock claw 26 is provided.

As shown in FIG. 7, the procedure for inserting the cassette blocks 23 and 24 into the block body 22 is as follows. The two fuse cassette blocks 23 and the two relay cassette blocks 24 from below the block body 22 2
5. Therefore, in this case, as shown in FIG. 13, the four cassette accommodation chambers 2 arranged in an opposed arrangement on the back side in the figure.
5a and one cassette accommodating chamber 25b at the front side end are in an empty state. On the other hand, the male tabs 36 and 37 projecting from the cassette blocks 23 and 24 are connected to the power distribution busbars 28.
The power supplied from the connector 31 and connected to the fitting portion 29 is distributed to the cassette bus bars 33 and 34 in the cassette blocks 23 and 24 via the power distribution bus bar 28.

As described above, according to the electric wiring block 20 of the present embodiment, the projecting openings of the cassette blocks 23 and 24 can be formed by fitting the required number of blocks into the block main body 22 according to the vehicle specifications. The power distribution busbar 2 in which the male tabs 36, 37 of the cassette busbars 33, 34 protruding from the 23a, 24a are arranged in the block body 22.
7, 28 are connected. Therefore, parallel power distribution to the various cassette blocks 23 and 24 can be reliably and easily performed, and the number of connection wires and connection terminals can be greatly reduced by using a bus bar.

Next, a third embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 14 is an exploded perspective view showing a third embodiment of a fuse cassette block to be inserted into an electric wiring block to which the present invention is applied, and FIG. 15 is a perspective view showing the assembled state in FIG. 14 from the back side. FIG. 16 is an exploded perspective view showing a third embodiment of a relay cassette block inserted into an electric wiring block to which the present invention is applied, and FIG.
FIG. 18 is a perspective view showing a state in which the fuse cassette block and the relay cassette block are being connected, and FIG. 18 is a perspective view showing a connection completed state in FIG. Note that a detailed description of those having the same configuration and operation as the first and second embodiments will be omitted.

As shown in FIG. 14, the fuse cassette block 43 in the present embodiment has a female fuse terminal 32 to which a fuse is connected fixed therein. Connected. At the end of the fuse cassette bus bar 53, a male tab 56 connected to the power distribution bus bar is formed. A fitting portion 58 is provided at a position facing the male tab 56 to connect the male tab of the mating cassette bus bar.

The fuse cassette block 43 has a projecting opening 43 at the lower end of which a male tab 56 projects.
a is provided, and the bus bar 53 for the fuse cassette is provided.
Is inserted into the fuse cassette block 43, the male tab 56 projects from the projecting opening 43a. Further, as shown in FIG. 15, on the back side opposite to the projecting opening 43a of the cassette block 43, an insertion opening 4 for inserting a male tab of a cassette bus bar projecting from another adjacent cassette block is inserted.
3b is provided. Further, as shown in FIGS. 14 and 15, a locking rib 46 as a first lock portion for engaging another cassette block adjacent to the insertion opening 43b side, and a locking rib 46 as a first opening portion 43a side. A lock claw 45 as a second lock portion corresponding to the stop rib 46 is provided. Further, a lock claw 26 for fixing to the block main body having the same configuration as that shown in FIG. 5 is provided.

As shown in FIG. 16, the relay cassette block 44 has a female relay terminal 35 to which a relay is connected fixed therein, and a relay cassette bus bar 54 is connected to the female terminal 35. . A male tab 57 connected to the power distribution bus bar is formed at the end of the relay cassette bus bar 54 in the same manner as described above. A fitting portion 59 is provided at a position facing the male tab 57 to connect the male tab of the mating cassette bus bar.

The relay cassette block 44 includes:
A projecting opening 44a having the same configuration as the fuse cassette block 43, and a penetration opening for passing a male tab of a cassette bus bar protruding from another cassette block adjacent to the rear surface side opposite to the projecting opening 44a. Part 44
b is provided. Further, a locking rib 48 for engaging another cassette block adjacent to the insertion opening 44b is provided, and a lock claw 47 corresponding to the locking rib 48 is provided on the protruding opening 44a. Further, a lock claw 26 for fixing to the block main body having the same configuration as that shown in FIG. 5 is provided.

When the relay cassette block 44 is connected to the fuse cassette block 43 as shown in FIG. 17, the relay cassette block 44 is disposed in contact with the rear side of the fuse cassette block 43. That is, the upper end of the locking claw 47 of the relay cassette block 44 is arranged at the lower end of the locking rib 46 of the fuse cassette block 43, and the projecting opening 44 of the relay cassette block 44.
A male tab 57 protruding from a is disposed at the lower end of the insertion opening 43b of the fuse cassette block 43.

Next, by sliding the relay cassette block 44 upward, the locking claws 47 of the relay cassette block 44 fit into the locking ribs 46 of the fuse cassette block 43, and the male tabs 57 of the relay cassette block 44. Is inserted into the insertion opening 43b of the fuse cassette block 43. In this state, FIG.
As shown in FIG. 8, the fuse cassette block 43 and the relay cassette block 44 are integrally connected, and both the cassette bus bars 53 and 54 are also connected. Therefore, only by connecting the male tab 56 of the fuse cassette block 43 to the main power source, serial power distribution to all cassette blocks can be performed.

As described above, according to the cassette blocks 43 and 44 of this embodiment, two or more types of cassette blocks can be connected in a chain, and the cassette bus bars in the cassette blocks are also provided. Similarly, they can be connected in a chain. Therefore, by simply connecting the male tab of the cassette block at one end of the combined cassette block unit connected to the main power supply to the main power supply, serial power supply to all cassette blocks can be reliably and easily performed. The work of mounting the cassette block on the block body can be simplified.

Next, an electric wiring block according to a fourth embodiment of the present invention will be described in detail with reference to FIGS. FIG. 19 is an exploded perspective view showing a fourth embodiment of an electric wiring block to which the present invention is applied, FIG. 20 is a perspective view of a terminal with an electric wire in FIG. 19, and FIG. It is a side view shown in section.

Electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 having a plurality of cassette housing chambers 25 of the same shape, and various cassette blocks 23 and 24. It should be noted that a detailed description of those having the same configuration and operation as the first and second embodiments will be omitted.

A plurality of female terminals 61 for power distribution are unitized with electric wires 63 as shown in FIG. One end of the terminal with an electric wire is provided with the same number of female terminals 61 for power distribution as the number of cassette blocks determined by the specification of the vehicle, and the other end is provided with a male tab 64 for connection to a main power supply. . A male tab 62 formed at the lower end of the female terminal 61 is connected to an electric power source wire 63. Since the electric wire 63 is covered with vinyl or the like, the covering is peeled off with a peeling tool, and the lower end of the terminal 62 is fixed to the crimped and peeled portion using a crimping tool. The male tab 64 for connection to the main power supply is set in the connector section 31 formed on the upper surface of the block main body 22.

The cassette block 2 in the block body 22
When the busbars 3 and 24 are inserted, the male tabs 36 or 37 of the busbars arranged in the cassette block are connected to the female terminals 6 for power distribution.
1 and connected to the original power supply. Also, the block body 2
In order to lock the cassette block to the block body 22, the locking claw 6 and the locking rib 7 having the same configuration as that shown in FIG.
Are provided respectively.

Therefore, in this embodiment, the number of terminals connected to the power supply by electric wires can be set as required, so that the number of female terminals in the block main body can be adjusted according to the specifications of the vehicle. Since the number of cassette blocks can be easily adjusted, it is possible to manufacture connection terminals in advance, and as a result, there is no need for extra terminals, thus saving resources and reducing production time. Can contribute.

Next, an electric wiring block according to a fifth embodiment of the present invention will be described in detail with reference to FIGS. FIG. 22 is a partially exploded perspective view showing a fifth embodiment of an electric wiring block to which the present invention is applied.
FIG. 3 is an exploded perspective view of the electric wiring block in FIG.

The electric wiring block 20 according to the present embodiment comprises a block main body 22 having a plurality of cassette housing chambers 25 of the same shape and various cassette blocks 23 and 24. It should be noted that a detailed description of those having the same configuration and operation as the first and second embodiments will be omitted.

The block main body 22 is provided with a connector portion 31 into which a power supply connector (not shown) is fitted, and an electric wire taking-out hole 9 for taking out a bundle of connecting electric wires. Further, the block main body 22 is provided with a power distribution bus bar 80 as shown in FIG. The bus bar is divided into an original power supply bus bar 81 and a plurality of supply bus bars 82, and both bus bars are connected by connecting wires 83 and 84.

The main power supply bus bar 81 includes a male tab 27a connected to the main power supply, a male tab 65 for connecting to the bus bar 33 (or 34) arranged in the cassette blocks 23 and 24, and the supply bus bar. 82 are integrally formed with each end of a plurality of male tabs 85 for connection with 82;
It is incorporated in the connector section 31. The supply bus bar 82 has a male tab 65 for connecting to the bus bar in the cassette block and a male tab 86 for connecting to the main power bus bar 81, and is incorporated in the cassette accommodating chamber 25. The main power supply bus bar 81 and the supply bus bar 82 are respectively connected to a male tab 85 and a male tab 86 which are formed at respective ends of the connection electric wire 83 (or 84).
7 are connected. The male tabs 85 and 86 are accommodated in male tab holes 88 formed adjacent to the cassette accommodating chamber 25 of the block body 22.

The connection between the power distribution bus bar 80 and the cassette blocks 23 and 24 is performed by connecting the cassette blocks 23 and 24 to the female terminal 89 previously connected to the male tab 65 formed on each of the original power supply bus bar 81 and the supply bus bar 82. Male tabs 36, 37 formed on busbars 33, 34 routed inside
The connection is made. It is also possible to directly connect the main power supply bus bar 81 and the bus bars 33, 34 in the cassette blocks 23, 24 by the connection wires 83.

Since the present embodiment is configured as described above, the original power supply bus bar 81 of the power distribution bus bars 80
And the supply bus bar 82 divided for each pole is routed in the cassette accommodating chamber 25,
The bus bar circuit is provided by connecting the arranged supply bus bar 82 and the respective male tabs 85 and 86 of the main power supply bus bar 81 with the connection wires 83 (or 84).

Therefore, in the present embodiment, the bus bar incorporated in the cassette accommodating chamber is divided for each pole and connected to the source power bus bar 81 by the connection electric wire 83.
It is easy to set in accordance with the cassette block determined by the specification of the vehicle, and the versatility can be improved without the waste of the bus bar and the generation of an empty cassette accommodating chamber unlike the related art.

Next, a sixth embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIG. FIG. 24 shows a sixth embodiment of the electric wiring block to which the present invention is applied.
It is an exploded perspective view showing an embodiment.

The electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 having a plurality of cassette housing chambers 25 of the same shape, and various cassette blocks 23 and 24. Note that a detailed description of those having the same configuration and operation as those of the first and second embodiments will be omitted.

The block main body 22 is provided with a connector portion 31 into which a power supply connector (not shown) is fitted, and an electric wire takeout hole 9 for taking out a bundle of connection electric wires. Further, the block main body 22 is provided with a power distribution bus bar 80. The bus bar is divided into a main power bus bar 81, a terminal bus bar 82a at an end, and an intermediate bus bar 90 routed in the middle.
82 and 90 are connected by a connection wire 91.

The main power supply bus bar 81 is connected to the male tab 27a connected to the main power supply, the male tab 65 for connecting to the bus bar 33 (or 34) arranged in the cassette blocks 23 and 24, and adjacent to the main power supply bus bar 81. It is integrally formed with each end of the male tab 85 for connecting to the intermediate bus bar 90. The terminal bus bar 82a has a male tab 65 for connecting to the bus bar in the cassette block and a male tab 86 for connecting to the intermediate bus bar 90.

The intermediate bus bar 90 has a male tab 65 for connecting to the bus bar 33 (or 34) in the cassette block, a male tab 86 for receiving power, and a male tab 92 for transmitting power. . Each of the bus bars 81, 8
The connection between the main power supply busbar 81 and the adjacent intermediate busbar 90 is made by connecting a connection terminal 87 provided at each end of the connection electric wire 91 to a male tab 85 and a male tab 86 formed respectively. Make connection.

Further, two adjacent intermediate bus bars 90,
Between the terminals 90, a male tab 92 for transmitting power and a male tab 86 for receiving power are connected by connecting a connection terminal 87 provided on a connection wire 91. Also, the intermediate bus bar 90 and the terminal bus bar 82a adjacent to the intermediate bus bar are provided with a male tab 86 for receiving power of the terminal bus bar and a male tab 92 for transmitting power of the intermediate bus bar 90 on the connection wire 91, respectively. The connection is made at the connection terminal 87 provided. Each male tab 8
5 and 86 are housed in a male tab hole 88 formed adjacent to the cassette housing chamber 25 of the block body 22. The power distribution bus bar 80 and the cassette blocks 23 and 24 are connected to the female terminals 89 previously connected to the respective male tabs 65 on the bus bar side by the male terminals formed on the bus bars 33 and 34 arranged in the cassette blocks 23 and 24. This is performed by connecting the tabs 36 and 37.

In this embodiment, the number of intermediate bus bars 90 in the power distribution bus bar 80 can be freely increased or decreased, and the power receiving male tab 86 and the power transmission tab are connected to the intermediate bus bar. Since the male tab 92 is formed, the connection to the original power supply bus bar 81 and the terminal bus bar 82a of the power distribution bus bar 80 and the connection to another adjacent intermediate bus bar 90 can be easily performed by the connection electric wire 91. Connection wire 9
1 can be variously changed. Furthermore, since the connecting wires are used for connecting adjacent bus bars, the required length can be minimized.

Accordingly, in the present embodiment, the number of intermediate bus bars 90 connected to the main power supply bus bar 81 by the connection wires 91 can be increased or decreased as necessary, so that the intermediate bus bars 90 can be accommodated according to the number of cassette blocks depending on the specifications of the vehicle. Since the numbers of the intermediate bus bars 90 and the terminal bus bars 82a to be incorporated in the room can also be accurately set, the accommodation room in which the useless bus bars are incorporated cannot be used, and the empty room can be left unoccupied. That can be prevented.

Next, an electric wiring block according to a seventh embodiment of the present invention will be described in detail with reference to FIGS. FIG. 25 is an exploded perspective view showing an electric wiring block according to a seventh embodiment of the present invention.
FIG. 26 is an exploded perspective view of the power distribution bus bar in FIG. 25.

Electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 having a plurality of cassette housing chambers 25 of the same shape, and various cassette blocks 23 and 24. Note that a detailed description of those having the same configuration and operation as those of the first and second embodiments will be omitted.

The block main body 22 is provided with a connector portion 31 into which a power supply connector (not shown) is fitted, and an electric wire take-out hole 9 for bundling and extracting connection electric wires. Further, the block main body 22 is provided with a power distribution bus bar 93. The bus bar includes one of the main power supply bus bars 94 and the single cassette block 23 (or 2).
4) A plurality of supply bus bars 95 each having a male tab for directly supplying power. The main power supply bus bar 94 has a connecting portion 94a formed in the center at a step, and a male tab 94 connected to the main power supply at one end bent at one end.
b and a male tab 94c formed at the other end. The supply bus bar 95 has a stepped connecting portion 95a.
And a male tab 95c. Each male tab 94
The female terminals 89c and 95c are connected to the male terminals 36 and 37 of the bus bars 33 and 34 incorporated in the cassette blocks 23 and 24, respectively. A through-hole 9 is provided at an appropriate place in the connecting portion 94a of the main power bus bar 94.
4d is formed, and a through-hole 95d is formed in the connecting portion 95a of the supply bus bar 95 at an appropriate position in both steps. The original power supply bus bar 94 and the supply bus bar 95 overlap the respective coupling portions 94a and 95a to form through holes 94d,
It is fixed by a bolt 96a and a nut 96b passed through 95d.

Since the present embodiment is configured as described above, the power supply bus bar 94 is routed in the connector section 31 in the block body, and the necessary cassette blocks 23 and 24 are inserted according to the specifications of the vehicle type. The supply bus bar 95 can be arranged in the cassette accommodating chamber 25.

Accordingly, the supply bus bar 95 of the present embodiment
Is divided for each pole, so that setting is easy in accordance with the specification of the vehicle. Therefore, according to the present embodiment, versatility is improved because the conventional bus bar is not wasted because it is not used.

Next, an eighth embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 27 is an exploded perspective view of a power distribution bus bar in the eighth embodiment of the electric wiring block to which the present invention is applied, and FIG. 28 is a front view of a supply bus bar constituting the power distribution bus bar in FIG. , FIG. 29
Is an exploded perspective view showing an eighth embodiment of an electric wiring block to which the present invention is applied.

Electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 having a plurality of cassette housing chambers 25 of the same shape, and various cassette blocks 23 and 24. Note that a detailed description of those having the same configuration and operation as those of the first and second embodiments will be omitted.

The block main body 22 is provided with a connector portion 31 into which a power supply connector (not shown) is fitted, and an electric wire take-out hole 9 to bundle and take out the connecting electric wires. Further, the block main body 22 is provided with a power distribution bus bar 97 as shown in FIG. The bus bar is composed of a single power supply bus bar 97a and a plurality of supply bus bars 97 each having a male tab 94c for directly supplying power to a single cassette block 23 (or 24).
b.

The power supply bus bar 97 is connected to a connector (not shown) serving as a main power supply.
7a and a plurality of distribution bus bars 97b that only supply power to the cassette block are assembled with bolts 97c and nuts 97d. Also, the original power bus bar 97a
Is a stepped portion, a mounting portion 97e formed with a bolt through hole 97h at an appropriate position, a male tab 27a formed at one end of the mounting portion and connected to a connector, and a bus bar 33 formed at the other end and in the cassette block. , 34 and a male tab 94c connected via a female terminal 89. The distribution bus bar 97b includes a flat mounting portion 97j and a male tab 94c connected to the bus bar in the cassette block.

Attachment portion 97j of distribution bus bar 97b
In the state of the material (see FIG. 28), since a plurality of cut portions 97k and a plurality of bolt through holes 97h are formed at appropriate positions on both side edges, cut from the cut portions 97k at appropriate positions according to specifications. Thus, the distribution bus bars 97b having different lengths of the attachment portions 97j can be created.

Since the present embodiment is configured as described above, the main power supply bus bar 97a is routed in the connector section 31 in the block body 22, and the distribution bus bars 97b having different lengths corresponding to the respective cassette blocks are provided. Since a plurality of sheets can be fixed and fixed by one bolt 97c passed through the through hole 97h, the distribution bus bar 97b is arranged in the cassette accommodating chamber 25 in correspondence with the cassette blocks 23 and 24 inserted according to the specifications of the vehicle type. Can be found.

Accordingly, the distribution bus bar 97 of the present embodiment
Since b is divided for each pole, setting corresponding to the specification of the vehicle is easy. For this reason, the electric wiring block of the present embodiment does not waste the busbars that are laid out as in the related art.
Since it is possible to correspond to any specification, versatility is enhanced.

Next, a ninth embodiment of a power distribution busbar arranged in an electric wiring block to which the present invention is applied will be described in detail with reference to FIG. FIG. 30 is an exploded perspective view of a power distribution bus bar in the ninth embodiment of the electric wiring block to which the present invention is applied.

The power distribution bus bar 98 according to the present embodiment is arranged in a block main body of an electric wiring block (not shown) and various cassettes inserted into a plurality of identically-shaped cassette storage chambers provided in the block main body. Connected to the bus bar of the block. Note that a detailed description of those having the same configuration and operation as those of the first and second embodiments will be omitted.

The power distribution bus bar 98 is composed of one main power supply bus bar 98a and a plurality of distribution bus bars 98b of the same shape for directly supplying power to various single cassette blocks. Former power busbar 98
The reference numeral a designates a mounting portion 98c formed stepwise and having a through hole 98e at an appropriate position, and a male tab 27a formed at one end and connected to a connector (not shown) to receive a main power supply.
And a male tab 98d formed at the other end and connected to a cassette block inserted into the cassette accommodating chamber. Further, the distribution bus bar 98b is connected to a mounting portion 98c which is formed stepwise and has two through holes 98e, 98e at appropriate positions, and a cassette block which is formed at the other end and inserted into the cassette accommodating chamber. Male tab 98d
It consists of

The main power supply bus bar 98a and the adjacent distribution bus bar 98b are fixed with the nuts 98g through the bolts 98f in the corresponding through holes 98c with the mounting portions 98c overlapped. Then, the fixed distribution bus bar 98b and the adjacent distribution bus bar 98b are connected to the respective mounting portions 9 as described above.
8c is bolted to another through hole 98e which coincides with the bolt 98f.
And fix it with 98 g of nuts. After the distribution bus bar 98b is fixed to the original power supply bus bar 98a as described above, the necessary number of adjacent distribution bus bars 98b can be fixed.

Further, the mounting portion 9 for the main power bus bar 98a
A round terminal 98j fixed to the end of another circuit electric wire 98h is fixed to 8c by a bolt 98f inserted to connect the distribution bus bar 98b.

Since the present embodiment is configured as described above, the distribution bus bar 98b having the male tab 98d for unipolar connection adjacent to the main power supply bus bar 98a is fixed, and the distribution bus bar 98b adjacent thereto is further fixed sequentially. The power distribution bus bars 98 corresponding to the cassette blocks 23 and 24 inserted according to the specifications of the vehicle type
Can be routed in the cassette accommodating chamber 25.

Therefore, the distribution bus bar 98 of the present embodiment
Since b is divided for each pole and has the same shape, setting according to the specification of the vehicle is easy. Therefore, the electric wiring block according to the present embodiment does not waste the busbars arranged as in the related art because it is not used, and can cope with any specification. Versatility is enhanced. Furthermore, the original power busbar 9
Since the round terminal 98j of the electric wire 98h for another circuit can be connected to the mounting portion 98c of 8a, the application range can be widened.

Next, an electric wiring block according to a tenth embodiment of the present invention will be described in detail with reference to FIG. FIG. 31 shows a first example of an electric wiring block to which the present invention is applied.
FIG. 1 is an exploded perspective view showing a zeroth embodiment.

Electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 having a plurality of cassette housing chambers 25 of the same shape, and various cassette blocks 23 and 24. Note that a detailed description of those having the same configuration and operation as those of the first and second embodiments will be omitted.

The block main body 22 is provided with a connector portion 31 into which a power supply connector (not shown) is fitted, and an electric wire takeout hole 9 for collecting and connecting connection electric wires. Further, a power distribution bus bar 99 is provided in the block body 22. The bus bar includes one main power supply bus bar 99a and a single cassette block 2 each.
Male tab 99 for supplying power directly to 3 or 24
e, a plurality of intermediate bus bars 99b provided with e, and a terminal bus bar 99c arranged farthest from the main power supply bus bar 99a, and each bus bar is connected by a female terminal 99d.

The main power supply bus bar 99a includes a male tab 27a connected to a main power supply connector, and a cassette block 2a.
Male tabs 99e connected to the bus bars 33 and 34 arranged in the insides 3 and 24 via the female terminals 99k, and male tabs 99f connected to the adjacent intermediate bus bars 99b and the female terminals 99d. And are integrally formed. Further, the intermediate bus bar 99b is connected to the cassette blocks 23 and 24.
Male tab 99e connected to the internal bus bars 33 and 34 via female terminals 99k, and male tab 99j connected to the original power bus bar 99a or the intermediate bus bar 99b adjacent to the original power bus bar side via the female terminals 99d. And a male tab 99 connected to the terminal bus bar 99c or an intermediate bus bar 99b adjacent to the terminal bus bar via a female terminal 99d.
f are formed integrally with each end. Further, the terminal bus bar 99c is connected to the adjacent intermediate bus bar 99b via the female terminal 99d, and the male tab 99j is connected to the bus bar 34 arranged in the cassette blocks 23 and 24 via the female terminal 99k. Tabs 99e are formed integrally with each end.

Since the present embodiment has the above configuration, the intermediate bus bar 99b of the power distribution bus bars 99
Can be freely increased or decreased, and the intermediate bus bar has a male tab 99j on the power receiving side and a male tab 99f on the power transmitting side.
Since the intermediate bus bar 99b can be easily connected to the adjacent main power supply bus bar 99a and to the adjacent terminal bus bar 99c on the opposite side by the female terminal 99d, the intermediate bus bar 99b can easily be connected to the vehicle. The number of intermediate bus bars 99b can be variously changed according to specifications.

Therefore, in the present embodiment, the number of intermediate bus bars 99b connected to the main power supply bus bar 99a by the female terminals 99d can be increased or decreased as necessary. Since the number of the intermediate bus bars 99b to be incorporated in the cassette accommodating chamber 25 can be set accurately according to the number, the accommodating chamber in which the unnecessary bus bar is incorporated cannot be used, and the empty bus bar is not used. This can prevent wasteful capital investment.

Next, an eleventh embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 32 is an exploded perspective view showing an eleventh embodiment of the electric wiring block to which the present invention is applied, and FIG.
FIG. 33 is an exploded perspective view showing a state where a bus bar is taken out of the block main body in FIG. 32.

Electric wiring block 2 in the present embodiment
Reference numeral 0 denotes a block main body 22 having a plurality of cassette housing chambers 25 of the same shape, and various cassette blocks 23 and 24. Note that a detailed description of those having the same configuration and operation as those of the first and second embodiments will be omitted.

The power distribution bus bars 27 and 28 provided with a plurality of power distribution male tabs 65 as shown in FIG. 33 are insert-molded inside the block main body 22. Male tabs 27a and 28a connected to the main power supply are formed at one end of the power distribution bus bar. Further, a connector portion 31 to which a power supply connector (not shown) is fitted is formed on the upper surface of the block body 22. A locking rib 7 having the same configuration as that shown in FIG. 5 is provided on a peripheral wall in each cassette accommodating chamber 25.

Further, as cassette blocks of the same shape housed in the cassette housing chamber 25, a fuse cassette block 23 in which four fuses can be mounted and a relay cassette block 24 in which one relay is mounted are set. Have been. In both cassette blocks, there are provided cassette bus bars 33 (or 34) corresponding to the power distribution bus bars 27 and 28. At the ends of the cassette bus bars, male tabs 3 of the power distribution bus bars are provided.
6 (or 37) are provided.

The male tabs 36, 37 of the cassette block bus bar 33 in the cassette blocks 23, 24 and the power distribution bus bars 27, 2
In connection with the plurality of power distribution male tabs 8, both male tabs are connected by interposing female terminals 32 and 35 between both male tabs.

Therefore, in this embodiment, the power distribution connection terminals of the bus bars 27 and 28 inserted in the block main body 22 are formed in the male tabs 65, and the power supply connection terminals of the bus bars in the cassette blocks 23 and 24 are formed. Are formed in the male tabs 37, 38, and both male tabs 36,
By interposing the female terminals 32, 35 between the block main body 65 and the cassette block 2,
Since the electrical connection with the busbars 27 and 24 is made easier, the number of the female terminals 32 required only in the number of cassette blocks 23 and 24 required in the specification can be used.
28 becomes simpler and easier to manufacture.

Next, FIG. 14 shows the third embodiment.
A twelfth embodiment in which the above-described embodiment is partially modified based on the embodiment shown in FIG. 14 will be described in detail with reference to FIGS. FIG. 34 is an overall perspective view of a fuse cassette block in a twelfth embodiment of an electric wiring block to which the present invention is applied, and FIG. 35 is an exploded perspective view of the fuse cassette block in FIG. It should be noted that details regarding those having the same configuration and operation as those of the third embodiment are omitted.

As shown in FIG. 34, the fuse cassette block 43 according to the present embodiment has a fuse cassette bus bar 65 having a plurality of male terminals for fuses to which fuses are connected, fixed therein. At the end of the fuse cassette bus bar 65, a male tab 56 connected to the power distribution bus bar is formed. A male tab 68 for connecting a female terminal 67 for connecting to a male tab of a cassette block adjacent to the position opposite to the male tab 56 is provided.

The fuse cassette block 43 has an opening 43a for projecting the male tab 56 and a female terminal 6a.
7 is provided with a through-opening 43b on the side where the male tab 68 is provided, and when the fuse cassette bus bar 65 is inserted into the fuse cassette block 43, the male tab 56 is moved from the projecting opening 43a. It is configured to protrude. Further, a locking rib (not shown) as a first locking portion for engaging another cassette block adjacent to the insertion opening side, and a second lock corresponding to the locking rib on the protruding opening 43a side. A lock claw 45 is provided as a part. Further, a lock claw (not shown) for fixing the block main body having the same configuration as that shown in FIG. 5 is provided.

Therefore, in this embodiment, the connection terminal of the fixed bus bar 66 with the adjacent cassette block is formed in the male tab 68 in the cassette block 43, and the female terminal 67 is connected to this male tab to connect the adjacent cassette. It is characterized in that connection with the block is made possible. By simplifying the shape of the boss bar 66 in the cassette block 43, the structure of the cassette block can be simplified and manufacturing can be facilitated.

Next, a thirteenth embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 36 is a first half of an exploded perspective view showing a thirteenth embodiment of an electric wiring block to which the present invention is applied.
FIG. 37 and FIG. 37 are the latter half diagrams in FIG. FIG.
The electric wiring block 101 in FIGS. 6 to 37 has an insulator such as a synthetic resin material between the back cover 110 having a connector fitting portion 111 on the back surface locked to the bottom of the block main body 102 and the block main body 102. A plurality of tabular busbars 114, 117, and 120 made of a conductor such as a copper material are mounted with a partition plate 123 made of copper interposed therebetween, and an appropriate number of male tabs 116 and 119 standing upright from the periphery of the tabular busbar.
122 are connected to spring fitting portions 58 and 59 projecting from bus bars 105 and 106 in desired cassette blocks 103 and 104 to the outer surface.
4, 117 and 120 are provided with power supply connection male tabs 115, 118 and 121, respectively, protruding into the connector fitting portion 111.

More specifically, the block body 102 has a mounting table 107 having a mounting hole 108 for fixing to a wall of a vehicle body or the like, a wire outlet hole 9, and a plurality of locking members for locking the back cover 110. The protrusion 109 and the locking rib 7 as a first lock portion are provided on the inner wall of the cassette accommodating chamber 5. The back cover 110 is provided with a connector fitting portion 111 for connecting a mating connector on the back surface, and an appropriate number of through holes 112 for penetrating the male tabs 115, 118, and 121 for power supply connection. Is provided. Further, a plurality of locking arms 113 having locking holes for locking with the locking projections 109 are provided. As shown in FIG. 37, the power supply connection male tabs 115, 118, 121 and the male tabs 11 are provided around the plate busbars 114, 117, 120 and the partition plate 123.
A plurality of escape grooves 124 are provided at appropriate positions so as not to interfere with 6, 119 and 122. Note that a detailed description of those having the same configuration and operation as the first and second embodiments will be omitted.

The electric wiring block 101 according to the present embodiment is composed of an appropriate number of fuse cassette blocks 103 and relay cassette blocks 10 according to specifications.
When the block 4 is taken out and inserted from the back of the block body 102, the lock claw 26 is locked by the locking rib 7. Next, the tabular busbars 114, 117, and 120 are taken out according to the specifications, and pushed into the back cover 110 with the partition plate 123 interposed therebetween.
Project through the through hole 112 and into the connector fitting portion 111. Then, the back cover 110 is attached to the block body 10.
2 and the locking arm 113 is engaged with the locking projection 109.
And the male tabs 116, 119, 122 are connected to the fitting portions 58, 59 of the fuse and relay cassette blocks 103, 104. Therefore, the connector fitting portion 11
If the mating connector is connected to 1, the fuse and relay cassette blocks 103 and 104 are connected to the power supply circuit.

Since the present embodiment is configured as described above, the plate-like bus bars 114, 117,
By simply changing the 20 patterns, it becomes possible to share the circuit with a completely different vehicle type or a manufacturer with a different power supply concept. Therefore, the wire harness can be reduced in size and weight, and the joint can be absorbed, and various power distribution specifications of other manufacturers and other models can be supported.

Next, a fourteenth embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 38 is a perspective view showing an electric wiring block according to a fourteenth embodiment of the present invention, and FIG.
FIG. 40 is an exploded perspective view of a block main body in FIG.
9, FIG. 41 is an exploded perspective view of a joint block portion in FIG. 38, FIG. 42 is an assembled perspective view in FIG. 41, and FIG. 43 is an electric wiring block according to a fourteenth embodiment of the present invention. It is a perspective view showing a modification.

The electric wiring block 131a in this embodiment is provided with a first slide rail 138 extending in the longitudinal direction on the outer surface of one end of the plurality of partition walls 137 of the cassette accommodating chamber 5 of the block main body 132, and a fuse. The relay cassette blocks 133 and 134 are provided with resilient fitting portions 58 and 59 projecting from the respective bus bars 135 and 136 to the outer surface, and provided on the outer peripheral surface inside the partition wall 137 or the peripheral wall 132a of the block main body 132. A lock claw 6 is provided as a second lock portion that engages with a locking rib 7 as a first lock portion, and a joint block main body 152 of a separately provided joint block 151 is provided.
A plurality of second slide rails 153 that are engaged with the first slide rails 138 are provided on both side surfaces of the first slide rails 138 so as to extend in the vertical direction.
The bus bar has male tabs 162, 166, 170 projecting into a connector fitting portion 155 projecting from the end face of the joint block main body 152.
And a fuse or relay cassette block 133, 1
The appropriate number of male tabs 16 connected to the fitting portions 58 and 59 of the
4, 168, 172 and holding arms 163, 167, 171 for holding the male tabs at appropriate positions.

The joint block body 152
A busbar holder 154 is provided therein, and a plurality of holding grooves 156, 157, 158 for holding the busbars 161, 165, 169 are provided in the busbar holder 154 and the connector fitting portion 155. Further, an electric wire extraction hole 139 for extracting a connection electric wire is provided on an end face of the block main body 132a.

The electric wiring block 131a according to the present embodiment is composed of an appropriate number of fuse cassette blocks 133 and relay cassette blocks 1 according to specifications.
When 34 is taken out and inserted from the back surface of the block main body 132, the lock claws 6 are locked by the locking ribs 7, and the cassette block assembly 140 shown in FIG. 40 is assembled. Next, the bus bars 161, 165, and 169 are taken out according to the specifications, and the bus bar holder 154 and the connector fitting portion 15 are taken out.
5, the joint block 151 shown in FIG. 42 is assembled.

Next, when the slide rail 138 of the cassette block assembly 140 is engaged with the slide rail 153 of the joint block 151 from above in FIG.
The electric wiring block 131a as shown in FIG. 38 is assembled. At this time, since the male tabs 164, 168, 172 are connected to the fitting portions 58, 59 of the fuse cassette block 133 and the relay cassette block 134, if a mating connector is connected to the connector fitting portion 155, the fuse and the relay are connected. Cassette blocks 133, 13
4 is connected to a power supply circuit. Further, the slide rail 138 of another cassette block assembly 140 may be used according to specifications.
Is engaged with the slide rail 153 on the near side of the joint block 151 in FIG. 38 in the figure, an electric wiring block 131b of a different shape as shown in FIG. 43 can be assembled. In this case, the number of cassette blocks that can be accommodated is doubled.

Since the present embodiment is configured as described above, the bus bars 161 and 16 of the joint block 151 are provided.
5, 169 and the holding arms 163, 167, 171 are changed, or the block main body 132 is changed to two, so that it can be shared with other vehicle types and other manufacturers. Therefore, while reducing wire harness, reducing weight, and absorbing joints, it is possible to freely respond to various specifications of other manufacturers and other models, differences in the number of cassette blocks used, differences in electrical wiring, etc. Products can be provided.

Next, a fifteenth embodiment of the electric wiring block to which the present invention is applied will be described in detail with reference to FIGS. FIG. 44 is an overall perspective view showing a fifteenth embodiment of the electric wiring block to which the present invention is applied, and FIG. 45 is an exploded perspective view of the cassette block and the mounting portion in FIG. This embodiment is the same as the third embodiment shown in FIGS. 14 and 16, and each of four sides of the fuse cassette block 143 and the relay cassette block 144 has the lock claw 6 or the locking rib 7 shown in FIG. Is provided.

Therefore, each cassette block 143, 14
4 is a lock pawl 6 having a cassette block provided on an adjacent surface.
And the locking rib 7 can be engaged, so that an appropriate number can be combined according to the specifications. The electric wiring block 173 of the combined cassette block is fixed at a predetermined position by mounting bases 141 and 142 provided with lock claws 6 and 145 or locking ribs 7 and 146 provided on both sides of the cassette block. Can be This mounting base is formed in an L shape, and
7 has an attachment hole 148 and is attached to the base with bolts (not shown) or the like.
5 or locking ribs 146 are provided.

The electric wiring block 173 of the present embodiment has a required number of cassette blocks 14 according to the specifications of the vehicle.
3 and 144 can be used and can be fixed to the base by the mounting bases 142a and 142b engaged with both sides of the cassette blocks 143 and 144, respectively.
Since the structure is simple and the user does not need to provide an unused cassette block or the like to the user, it is effective for resource saving.

[0115]

As described above, in the electric wiring block according to the first aspect of the present invention, the block main body has the same shape of the cassette accommodating chamber and the same shape of the cassette block corresponding to the cassette accommodating chamber. Different electric components are each divided into blocks.
Therefore, it is possible to easily fit a desired number of various cassette blocks required in the specification of the vehicle into the cassette housing chamber of the block main body. It can be handled simply by changing the number of cases. Therefore, a plurality of types of configurations can be realized by a combination of cassette blocks, and it is possible to reduce the total cost and obtain an electric wiring block excellent in versatility that can cope with many vehicle specifications.

Further, in the electric wiring block according to the present invention, a common first lock portion for fixing the cassette block is provided on the peripheral wall in the cassette accommodating chamber, and the first lock portion is provided on the cassette block side. A corresponding common second lock is provided. Therefore, the cassette block can be securely and easily fixed by being inserted into the cassette accommodating chamber from below the block main body, and since the first and second lock portions are shared, various cassette blocks can be used. It can be fixed at a desired position.

In the electric wiring block according to the third aspect, a power distribution bus bar is mounted in the block body, and a cassette bus bar corresponding to the power distribution bus bar is mounted on the cassette block. Further, in the electric wiring block according to the present invention, the power distribution bus bar has a fitting portion having a spring property, and the male tab on the side of the cassette bus bar that fits into the fitting portion has a predetermined position on the cassette block. Projecting from the projecting opening provided in the base. Therefore, according to the vehicle specifications, by fitting the required number of pieces into the block main body, the male tabs of the cassette bus bar protruding from the projecting opening of the cassette block fit into the power distribution bus bar arranged in the block main body. It is connected to the joint. Therefore, parallel power supply to various cassette blocks can be reliably and easily performed, and the number of connection wires and connection terminals can be greatly reduced by using a bus bar.

According to a fifth aspect of the present invention, there is provided an electric wiring block, wherein the cassette block projects through a male tab of a cassette bus bar protruding from another cassette block adjacent to a predetermined position opposed to the projecting opening. And a fitting portion for connecting the male tab of the mating cassette bus bar at a position where the cassette bus bar faces the male tab. In the electric wiring block according to the present invention, the cassette block may include a first lock portion for engaging another cassette block adjacent to the insertion opening side, and a first lock portion on the projection opening side. A corresponding second lock portion is provided. Furthermore, in the electric wiring block according to claim 7, the cassette block has a first lock portion for engaging another cassette block adjacent to the insertion opening side and a first lock portion for engaging the projection opening side. A second lock portion corresponding to the portion is provided. Therefore, a plurality of cassette blocks are integrally connected, the cassette bus bar in the cassette block is also connected, and only by connecting the male tab of the cassette block at the end to the main power supply, all the cassette blocks can be connected. Serial power distribution can be performed reliably and easily, and the work of mounting the cassette block to the block body can be simplified.

According to the electric wiring block of the present invention, the terminal with the electric wire provided in the block main body has at one end a plurality of female terminals for power distribution connected to the bus bar in the cassette block, and at the other end, a female terminal for power distribution. It has a male tab connected to the power supply. Accordingly, the number of terminals connected to the power supply by electric wires provided in the block main body can be set as required, so that it can be adapted to the specifications of the vehicle.

According to the electric wiring block of the present invention, a power distribution bus bar having a plurality of male tabs is mounted in the block main body, and the cassette block has a male tab corresponding to the power distribution bus bar. A bus bar is mounted, and a female terminal is provided between a male tab of the cassette bus bar and a power distribution bus bar. Therefore, a plurality of male tabs are provided on the power distribution bus bar provided in the block main body, and a male tab is provided on the bus bar of the cassette block inserted into the block main body with respect to this male tab, and the male tab for power distribution is provided. The male tab of the cassette block is connected by a female terminal, and the connection by the female terminal facilitates the connection between the bus bar of the block body and the bus bar in the cassette block.

Further, the electric wiring block according to the tenth aspect has an insertion opening for inserting a male tab of a cassette bus bar projecting from another cassette block adjacent to the cassette block, and is routed in the cassette block. A male terminal is provided at the position where the cassette bus bar faces the male tab of the cassette bus bar in another adjacent cassette block, and the male terminal is connected to the male tab of the cassette bus bar in the adjacent cassette block. It has. Therefore, in the bus bar routed in the cassette block,
A male tab for connection to an adjacent cassette block is provided, and the male tab can be connected to the male tab via a female terminal, so that the cassette block can be easily added.

According to an eleventh aspect of the present invention, in the electrical wiring block, a cassette block having a first lock portion and a second lock portion is engaged with each other to form a group by a plurality of cassette blocks. At both ends of the group, a mounting base provided with a first locking part and a mounting base provided with a second locking part are engaged and fixed to the base part by the mounting base. Therefore, the electric wiring block can be configured by using only the cassette block, and the mounting to the base can be fixed by the mounting bases provided on both sides.
The structure can be simplified.

In the electric wiring block according to the twelfth aspect, the power distribution bus bar mounted in the block main body corresponds to a cassette block inserted into a cassette accommodating chamber provided in the block main body. A power supply bus bar having a male tab connected to the power supply and a male tab connected to the cassette block, and a supply bus bar having a male tab connected to the cassette block adjacent to the power supply bus bar. I have. Therefore, the busbars routed in the block main body can be divided for each pole, and an appropriate number can be set. Therefore, the bus bars can be provided in accordance with the number of the cassette blocks in accordance with the specifications, and the versatility can be improved.

In the electric wiring block according to the thirteenth aspect, the power distribution bus bar is divided into poles corresponding to the cassette block inserted into the cassette accommodating chamber provided in the block main body, and the power distribution bus bar and the original power supply bus bar are divided. , A plurality of supply bus bars, the supply bus bar being connected to a cassette block, a male tab for connecting to a bus bar adjacent to the main power supply side, and a connection for connecting to a bus bar adjacent to the terminal side. Form a male tab. Therefore, by arranging the busbars arranged in the block main body for each pole and providing the divided busbars with male tabs for connection with other busbars, various connection methods can be adopted. .

In the electric wiring block according to the present invention, the power distribution bus bar is divided into an original power bus bar and a plurality of supply bus bars, and the supply bus bar is connected to the original power bus bar by electric wires. Therefore, the power distribution busbars of the routing are divided into single poles in the block main body, and the connection between the divided busbars and other busbars can be made with electric wires, which facilitates the connection and changes in specifications. It has versatility that can be handled.

According to a fifteenth aspect of the present invention, in the electric wiring block, a mounting portion is formed on the main power bus bar, and a mounting portion is formed on the intermediate bus bar, and the main power bus bar and the intermediate bus bar are bolted and nutd at each mounting portion. Is fixed. Therefore, the power distribution busbars of the routing are divided into single poles in the block main body, and the divided busbars and the adjacent busbars can be fixedly connected with bolts and nuts to the connection with the adjacent busbars. It is easy to use and can increase the versatility that can respond to changes in specifications.

In the electric wiring block according to the present invention, a connecting male tab is formed on the original power supply bus bar, and a connecting male tab is formed on the intermediate bus bar, and the original power supply bus bar and the intermediate bus bar connect each male tab. Connect with female terminal. Therefore, the power distribution busbars of the wiring are divided into single poles in the block body, and the divided busbars and the adjacent busbars can be connected by female terminals. The versatility that can respond to changes can be increased.

Further, the electric wiring block according to the seventeenth aspect can be shared by completely different types of vehicles and manufacturers having different ideas of power distribution simply by changing the pattern of the plate-shaped bus bar of the back cover. become. Therefore, the wire harness can be reduced in size and weight, and the joint can be absorbed, and various power distribution specifications of other manufacturers and other models can be supported.

Further, the electric wiring block according to claim 18 can be used for other vehicle models or other manufacturers simply by changing the take-out pattern of the bus bar and the holding arm of the joint block or changing the block main body to two. Can be shared. Therefore, wire harness can be reduced,
In addition to realizing weight reduction and joint absorption, it is possible to provide inexpensive products that can freely cope with various specifications of other manufacturers and other vehicle types, differences in the number of cassette blocks used, differences in electric wiring, and the like.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a first embodiment of an electric wiring block to which the present invention is applied.

FIG. 2 is a perspective view showing an assembled state in FIG.

FIG. 3 is a perspective view of a case where the fuse block is assembled as another fuse block different from that of FIG. 2;

FIG. 4 is a perspective view when assembled as a relay block different from FIG. 2;

FIG. 5 is a perspective view showing a configuration of first and second lock portions in FIG. 1;

FIG. 6 is a sectional view in FIG.

FIG. 7 is an exploded perspective view showing an electric wiring block according to a second embodiment of the present invention;

8 is a perspective view showing a configuration of a power distribution bus bar attached to the block main body in FIG. 7;

FIG. 9 is an exploded perspective view of a fuse cassette block inserted into the block main body in FIG.

FIG. 10 is an exploded perspective view of a relay cassette block inserted into the block main body in FIG. 7;

FIG. 11 is a perspective view of the fuse cassette block in an assembled state in FIG. 9;

FIG. 12 is a perspective view of the relay cassette block in an assembled state in FIG. 10;

FIG. 13 is a perspective view showing a state where the electric wiring block in FIG. 7 has been assembled.

FIG. 14 is an exploded perspective view showing a third embodiment of a fuse cassette block inserted into an electric wiring block to which the present invention is applied.

FIG. 15 is a perspective view showing the assembly completed state in FIG. 14 from the back side.

FIG. 16 is an exploded perspective view showing a third embodiment of a relay cassette block inserted into an electric wiring block to which the present invention is applied.

FIG. 17 is a perspective view showing a state in which the fuse cassette block and the relay cassette block are being connected.

FIG. 18 is a perspective view showing a connection completed state in FIG. 17;

FIG. 19 is an exploded perspective view showing an electric wiring block according to a fourth embodiment of the present invention.

20 is a perspective view of the terminal with electric wire in FIG. 19;

FIG. 21 is a side view showing a cross section of a part of the joint in FIG. 20;

FIG. 22 is a partially exploded perspective view showing an electric wiring block according to a fifth embodiment of the present invention.

FIG. 23 is an exploded perspective view of the electric wiring block in FIG. 22.

FIG. 24 is an exploded perspective view showing a sixth embodiment of the electric wiring block to which the present invention is applied.

FIG. 25 is an exploded perspective view showing an electric wiring block according to a seventh embodiment of the present invention.

26 is an exploded perspective view of the power distribution bus bar in FIG. 25.

FIG. 27 is an exploded perspective view of a power distribution bus bar in an eighth embodiment of the electric wiring block to which the present invention is applied.

FIG. 28 is a front view of a supply bus bar constituting the power distribution bus bar in FIG. 27.

FIG. 29 is an exploded perspective view showing an eighth embodiment of the electric wiring block to which the present invention is applied.

FIG. 30 is an exploded perspective view of a power distribution bus bar in a ninth embodiment of the electric wiring block to which the present invention is applied.

FIG. 31 is a tenth view of the electric wiring block to which the present invention is applied;
It is an exploded perspective view showing an embodiment.

FIG. 32 is an eleventh example of the electric wiring block to which the present invention is applied;
It is an exploded perspective view showing an embodiment.

FIG. 33 is an exploded perspective view showing a state where a bus bar is taken out from the block main body in FIG. 32;

FIG. 34 shows a twelfth electric wiring block to which the present invention is applied.
FIG. 2 is an overall perspective view of a fuse cassette block according to the embodiment.

FIG. 35 is an exploded perspective view of the fuse cassette block in FIG. 34.

FIG. 36 is a thirteenth electric wiring block to which the present invention is applied;
BRIEF DESCRIPTION OF THE DRAWINGS It is a front half figure of the disassembled perspective view which shows embodiment.

FIG. 37 is a diagram illustrating the latter half of FIG. 36;

FIG. 38 is a fourteenth electric wiring block to which the present invention is applied;
It is a perspective view showing an embodiment.

FIG. 39 is an exploded perspective view of the block main body in FIG. 38.

FIG. 40 is an assembled perspective view of FIG. 39.

FIG. 41 is an exploded perspective view of a joint block part in FIG. 38.

FIG. 42 is an assembled perspective view of FIG. 41.

FIG. 43 shows a fourteenth electric wiring block to which the present invention is applied.
It is a perspective view showing a modification of an embodiment.

FIG. 44 shows a fifteenth electric wiring block to which the present invention is applied.
FIG. 1 is an overall perspective view showing an embodiment.

FIG. 45 is an exploded perspective view of the cassette block and the mounting portion in FIG. 44.

FIG. 46 is an exploded perspective view showing a conventional electric wiring block.

FIG. 47 is a perspective view showing the assembly completed state in FIG. 46;

FIG. 48 is an exploded perspective view showing another conventional electric wiring block.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Electric wiring block (1st Embodiment) 2 Block main body 2a Peripheral wall 3 Fuse cassette block 4 Relay cassette block 5 Cassette accommodating chamber 6 Lock claw (2nd lock part) 7 Locking rib (1st lock part) 8 External Locking rib 9 Wire take-out hole 11 Lock claw for option 20 Electric wiring block (second embodiment) 22 Block body 23 Fuse cassette block 23a, 24a Projecting opening 24 Relay cassette block 25 Cassette accommodating chamber 26 Lock claw 27 , 28 Power distribution bus bar 27a, 28a Male tab 29 Fitting portion 31 Connector portion 32 Female terminal for fuse 33 Bus bar for fuse cassette 34 Bus bar for relay cassette 35 Female terminal for relay 36, 37 Male tab 38 Locking rib 43 Fuse cassette block (3rd Embodiments 43a, 44a Projecting openings 43b, 44b Inserting openings 44 Relay cassette block (third embodiment) 45, 47 Locking claws (Second locking portion) 46, 48 Locking ribs (No. 1 lock part) 53 bus bar for fuse cassette 54 bus bar for relay cassette 56, 57 male tab 58, 59 fitting part 60 terminal with electric wire (fourth embodiment) 61 female terminal for power distribution 62 terminal 63 electric wire 64 power source Male tab for connection 65 Male tab 66 Bus bar for fuse cassette (Twelfth embodiment) 67 Female terminal 68 Male tab 73 Electric wiring block (Seventh embodiment) 80 Power distribution bus bar (Fifth embodiment) Example) 81 Source power bus bar 82 Supply bus bar 82a Terminal bus bar 83, 84 Connecting wire 85 Male tab 86 Male tab (for receiving) Sixth embodiment) 90 Intermediate bus bar 91 Electric wire 92 Male tab (for transmission) 94a, 95a, 97b, 97e, 98c Mounting part (Seventh, eighth, and ninth embodiment) 99f, 99j Male tab (tenth embodiment) Embodiment) 101 Electric wiring block (Thirteenth embodiment) 102 Block main body 103 Fuse cassette block 104 Relay cassette block 105, 106 Bus bar 109 Locking protrusion 110 Back cover 111 Connector fitting portion 113 Locking arm 114, 117, 120 Plate-shaped bus bar 116, 119, 122 Male tab 115, 118, 121 Male tab 123 for power supply connection Partition plate 131a, 131b Electric wiring block (fourteenth embodiment) 132 Block main body 132a Peripheral wall 133 Fuse cassette block 134 Relay cassette Lock 135, 136 Bus bar 137 Partition wall 138 Slide rail (male) 140 Cassette block assembly 141, 142a, 142b Mounting base (fifteenth embodiment) 143 Fuse cassette block 144 Relay cassette block 145 Lock claw (second lock portion) 146 Locking rib (first lock portion) 147 Horizontal portion 148 Mounting hole 149 Vertical portion 151 Joint block 152 Joint block body 153 Slide rail (female type) 155 Connector fitting portion 161, 165, 169 Bus bar 162, 166, 170 Male tab for power connection 163, 167, 171 Holding arm 164, 168, 172 Male tab 173 Electric wiring block (fifteenth embodiment)

Continued on the front page (72) Inventor Kazuaki Yokoyama 252 Kawashimada, Gotemba-shi, Shizuoka Prefecture Inside Yazaki Parts Co., Ltd. (72) Inventor Tsutomu Ishimaru 3-2-5-5 Fukuzumi, Toyohira-ku, Sapporo-shi, Hokkaido Inside Yazaki Parts Co., Ltd.

Claims (18)

[Claims] 1. An electric wiring block including a plurality of electric components such as fuses and relays mounted at predetermined positions, wherein different electric components are divided into different types by a plurality of cassette blocks having the same shape. Electrical wiring block. 2. A block body for mounting a plurality of electric components, and an electric wiring block including a plurality of electric components such as fuses and relays mounted at predetermined positions in the block body, wherein the block main body has the same shape. 2. An electric wiring block according to claim 1, further comprising: a cassette housing chamber having the same shape, wherein different electric components are divided into blocks by the same shape of the cassette block corresponding to the cassette housing chamber. 3. A common first lock portion for fixing the cassette block is provided on a peripheral wall in the cassette accommodating chamber, and a common second lock portion corresponding to the first lock portion is provided on the cassette block side. 3. The electric wiring block according to claim 2, wherein a lock portion is provided. 4. The power supply system according to claim 2, wherein a power distribution bus bar is mounted in the block main body, and a cassette bus bar corresponding to the power distribution bus bar is mounted on the cassette block. Electrical wiring block. 5. The power distribution bus bar has a fitting portion having a spring property, and a male tab on the cassette bus bar side to be fitted to the fitting portion is provided at a predetermined position of the cassette block. The electric wiring block according to claim 4, wherein the electric wiring block protrudes from the protruding opening. 6. The cassette block further includes an insertion opening for inserting a male tab of a cassette bus bar protruding from another cassette block adjacent to a predetermined position facing the projection opening, and the cassette block includes: The electric wiring block according to claim 4, wherein the bus bar includes a fitting portion at a position facing the male tab to connect the male tab of the mating bus bar. 7. A first lock portion for engaging the cassette block with another cassette block adjacent to the insertion opening side, and a first lock portion on the projecting opening side.
7. The electric wiring block according to claim 4, further comprising a second lock portion corresponding to the lock portion. 8. A terminal with an electric wire provided in the block main body has a plurality of female terminals for power distribution connected to a bus bar in the cassette block at one end, and a male tab connected to a main power supply at the other end. The electric wiring block according to claim 2, wherein the electric wiring block is provided. 9. A power distribution bus bar having a plurality of male tabs is mounted in the block body, and a cassette bus bar having a male tab corresponding to the power distribution bus bar is mounted on the cassette block. The electric wiring block according to claim 2, wherein a female terminal is provided between the male tab of the power bus bar and the power distribution bus bar. 10. The cassette block further includes an insertion opening through which a male tab of a cassette bus bar protrudes from another adjacent cassette block, and a cassette bus bar routed in the cassette block is adjacent to another cassette bus bar. A male tab is provided at a position facing the male tab of the cassette bus bar in the cassette block, and the male tab is provided with a female terminal connected to the male tab of the cassette bus bar in the adjacent cassette block. Claim 2
And 4. The electric wiring block according to 4. 11. A cassette block including the first lock portion and the second lock portion is engaged with each other to form a group by a plurality of cassette blocks, and a first lock portion is provided at both ends of the cassette block group. The electric block according to claim 1, wherein the mounting base provided with the second base and the mounting base provided with the second lock portion are engaged with each other and fixed to the base by the mounting base. 12. The power distribution bus bar mounted in the block main body is divided for each pole corresponding to the cassette block inserted in the cassette accommodating chamber provided in the block main body. A power supply bus bar having a male tab connected to a power supply and a male tab connected to the cassette block; and a supply bus bar having a male tab connected to the cassette block adjacent to the power supply bus bar. The electric wiring block according to claim 4, wherein 13. The original power supply bus bar, wherein the power distribution bus bar is divided for each pole corresponding to the cassette block inserted into the cassette accommodating chamber provided in the block main body, and the plurality of supply buses are provided. A bus bar, a male tab for connecting the supply bus bar to the cassette block, a male tab for connecting to a bus bar adjacent to the main power supply side, and a male tab for connecting to a bus bar adjacent to the terminal side. The electric wiring block according to claim 12, wherein 14. The power supply bus bar according to claim 12, wherein said power supply bus bar is divided into said main power supply bus bar and said plurality of supply bus bars, and said power supply bus bar is connected to said main power supply bus bar by an electric wire. Electrical wiring block. 15. A mounting portion is formed on the main power supply bus bar, and a mounting portion is formed on the intermediate bus bar, and the main power supply bus bar and the intermediate bus bar are fixed to each of the mounting portions with bolts and nuts. The electric wiring block according to claim 12, wherein: 16. A male tab for connection is formed on the main power busbar, and a male tab for connection is formed on the intermediate busbar, and the main power busbar and the intermediate busbar connect each of the male tabs with female terminals. The electric wiring block according to claim 12, wherein 17. A plurality of plate-like members made of a conductor with a partition plate made of an insulator interposed between a back cover having a connector fitting portion on the back surface locked to the bottom of the block body and the block body. A bus bar is mounted, a male tab erected from the peripheral edge of the plate-shaped bus bar is connected to a spring-like fitting portion projecting from a bus bar in a desired cassette block to an outer surface, and the connector is attached to the plate-shaped bus bar. 4. The electric wiring block according to claim 2, wherein a male tab for power supply connection protruding into the fitting portion is provided. 18. A first slide rail extending in a vertical direction is provided on an outer surface of one end of a plurality of partition walls of the cassette accommodating chamber of the block main body, and the cassette blocks protrude from respective bus bars to an outer surface. A spring-fitting portion and a second lock portion on the outer peripheral surface that engages with a first lock portion provided inside the partition wall or the inner peripheral wall of the block body, and a joint of a separately provided joint block A plurality of second slide rails that engage with the first slide rails are provided on both side surfaces of the block body so as to extend in the vertical direction. A plurality of bus bars are held inside the bus bars, and the bus bars are provided at the tips. A male tab projecting into a connector fitting portion protruding from an end face of the joint block main body, an appropriate number of male tabs connected to a fitting portion of the cassette block, 4. The electric wiring block according to claim 2, further comprising a holding arm for holding the tab at an appropriate position.