CN204204785U - Straight-line multichannel safety box - Google Patents
Straight-line multichannel safety box Download PDFInfo
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- CN204204785U CN204204785U CN201420703232.9U CN201420703232U CN204204785U CN 204204785 U CN204204785 U CN 204204785U CN 201420703232 U CN201420703232 U CN 201420703232U CN 204204785 U CN204204785 U CN 204204785U
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- copper bar
- upper plate
- insurance
- safety box
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Abstract
The utility model discloses a kind of straight-line multichannel safety box, be intended to solve existing pcb board formula safety box access insured quantity and be restricted, be not easy to install and maintenance and the larger technical problem of volume.Comprise box body and be installed on the PCB in described box body, described PCB comprises upper plate and lower plate, at least one input copper bar is provided with at the back side of upper plate, in the front of upper plate, the position, both sides of circuit linkage section of input copper bar is respectively provided with a row and insures slot, and each insurance slot is equal to the vertical range inputting copper bar; Wire harness incoming end is also provided with in the front of upper plate; Box body comprises the base plate and panel that are interlocked and install; The position that panel corresponds to insurance slot is provided with insurance socket, and the position corresponding to wire harness incoming end is provided with wiring harness interface.The utility model has that integrated insurance way is many, the advantage of safety box superior performance, and volume is little, wiring is installed and trouble hunting is very convenient.
Description
Technical field
The utility model relates to technical field of electric equipment, is specifically related to a kind of straight-line multichannel safety box.
Background technology
Fuse electrical appliance kit, as a kind of electric equipment, can be used on the automated machine such as motor vehicle, steamer equipment usually.From the version of safety box, plug-in type safety box, bar-type safety box, wiring type safety box, printed substrate safety box and the integrated safety box of electronics mainly can be divided into.Wherein, printed substrate safety box comparatively conventional at present and pcb board formula safety box, the wiring board used is mostly one deck double-sided copper-clad circuit board, back side outlet method, and namely connector is arranged in the box body back side.But along with increasing of electric equipment function, the wire harness docked with safety box must increase, adopt back side outlet method, safety box overall volume will be caused comparatively large, be unfavorable for the installation in electric equipment.And when carrying out inspection plug connector, needing safety box to disassemble, being not easy to searching and keeping in repair of fault point.
In existing pcb board formula safety box, the distribution mode of power supply generally: adopt plant-grid connection post (as copper post) be installed vertically on pcb board, with the post of plant-grid connection post foot for starting point, be from the close-by examples to those far off electrically connected by printed wire successively with each guard terminal.The plant-grid connection mode of this vertical PCB, the post foot of plant-grid connection post and the connection distance of each guard terminal on pcb board are not etc., under identical voltage input, the sufficient nearer guard terminal resistance of distance post is less, the sufficient guard terminal resistance far away of distance post is larger, so just there is the CURRENT DISTRIBUTION flowing through every road guard terminal unbalanced.Insuring because of apart from too far away and electric current that is that produce is more weak problem to solve plant-grid connection post and far-end, normally adopting and laying Xi Dao between plant-grid connection post post foot and far-end insure, in Huo Xi road, burying the method for copper cash underground.But lay tin procedure more complicated, cost is higher, and the thickness length of Xi Dao is difficult to even setting, its reliability is low, still there is great potential safety hazard.Along with the function of electric equipment is on the increase, the fuse making the distribution of power supply in safety box become more complicated, required, relay quantity are doubled and redoubled.And about the integrated insurance way of the safety box of current PCB formula is generally 30 tunnels, to the safety box needing to access more multichannel insurance, the plant-grid connection mode of existing PCB cannot meet.
Summary of the invention
The utility model is intended to solve existing pcb board formula safety box access insured quantity and is restricted, is not easy to install and maintenance and the larger technical problem of volume.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
Design a kind of straight-line multichannel safety box, comprise box body and be installed on the PCB in described box body, described PCB comprises upper plate and lower plate,
At least one input copper bar is provided with at the back side of described upper plate, described input copper bar comprises the power access end extended to outside described upper board edge and the circuit linkage section being fastened on described upper back by conducting bolt, in the front of described upper plate, the position, both sides of the circuit linkage section of described input copper bar is respectively provided with a row and insures slot, each insurance slot is equal to the vertical range of described input copper bar, and described insurance slot is electrically connected with the circuit linkage section shape of described input copper bar by being printed on the Zapping circuit in described upper plate; Wire harness incoming end is also provided with in the front of described upper plate; Described lower plate is installed on the back side of described upper plate, is provided with insulation locating part between described upper plate and lower plate;
Described box body comprises the base plate and panel that are interlocked and install; The position corresponding to described insurance slot is on the panel provided with insurance socket, and the position corresponding to described wire harness incoming end is provided with wiring harness interface, and the position corresponding to the power access end of described input copper bar offers draw-in groove; Described PCB is packaged in the box body of described base plate and panel composition, and described input copper bar extends to described box portion outside by described draw-in groove.
Preferably, described insurance slot is 30 ~ 100.
Preferably, in the front of described upper plate, the side of each insurance slot is provided with fusing indicator light, and described fusing indicator light is connected with corresponding Zapping circuit; The position corresponding to described fusing indicator light on the panel offers loophole.
Preferably, described fusing indicator light is the LED adopting paster mode to be arranged at described upper plate front.
Preferably, the upper panel of described box body is provided with transparent dust cover, described dust cover is covered in the upper area of described insurance socket.
Preferably, also comprise one group of big current safeties, described big current safeties comprise ad hoc copper bar, fastening bolt, and bolt is drawn at least one insurance, described ad hoc copper bar is arranged at the front of described upper plate, input copper bar with one of them and form right-angled intersection, bolt access aperture is offered in this right-angled intersection position of described upper plate, cylindrical copper band is provided with in described bolt access aperture, the thickness of described copper band is greater than the thickness of described upper plate, described fastening bolt is successively through the input copper bar of bottom, middle copper band and the ad hoc copper bar on top, tightened together and formed electrical connection, described insurance draws bolt through described upper plate and described ad hoc copper bar, and described ad hoc copper bar is formed bolt fixed insurance incoming end.
Preferably, the electric current of described big current safeties carrying is 30 ~ 80A.
Preferably, each bolt fixed insurance incoming end side is provided with fusing indicator light, and described fusing indicator light is the LED adopting paster mode to be arranged at described upper plate front.
Preferably, the upper panel of described box body is provided with transparent dust cover, described dust cover is covered in the upper area of described insurance socket and the upper area of described big current safeties.
Preferably, be provided with safety device at the power access end of described input copper bar, described safety device comprises the insulating sheath being plugged in described input copper bar power access end, the bottom being installed on described insulating sheath bottom and top protection cap.
The beneficial effects of the utility model are:
1. solve the problem that insurance way integrated in pcb board formula safety box is limited, can integrated 30 ~ 100 tunnels, even more multichannel card insert type insurance, the excessive damage circuit board of electric current can be avoided, the integrated of multichannel insurance can be realized again, significantly reduce the volume of safety box, the wiring being conducive to safety box is installed, is saved space simultaneously.
2. the power input of the utility model safety box and output are arranged at the same side (front of upper plate) of PCB, solve in existing safety box because input/output terminal is arranged at PCB both sides respectively, and the wiring that causes needs to dismantle safety box, unhandy problem when installing inconvenience, maintenance, be convenient to the diagnosis to fault and maintenance.
3. insure slot and be parallel to the setting of input copper bar both sides, make each insurance slot equal to the vertical range of input copper bar, solve existing copper post and be vertically arranged at the problem that differ in the far and near position of guard terminal, power distribution is uneven, ampacity is limited, equipment volume is large that the plant-grid connection mode on pcb board produces, achieve being uniformly distributed of electric current, integrated more multichannel can insure while reduced volume, and fail safe improves greatly.
4. the insurance of card insert type small area analysis and the insurance of bolt fastening big current can be integrated in a safety box by the utility model, the insurance protection of small area analysis and big current can be realized simultaneously, solve big current insurance in prior art and need independently to arrange in addition the technical barrier of safety box, be conducive to the line arrangement in simplification electric equipment, optimizing structure design and reduce volume, the saving space of electric equipment, the development for electric equipment serves great impetus.
5. small area analysis insurance each insurance slot in and big current safeties bolt fixed insurance incoming end side fusing indicator light is set, directly can observe the position that fault occurs from safety box outside, significantly can save maintenance and failture evacuation required time.Above box body, arrange transparent dust cover, can prevent dust from falling into safety box and cause the bad or short circuit of wiring circuit contact, the light that can also send through fusing indicator light, is convenient to fast finding abort situation.
6. at the power access end of input copper bar, safety device is installed, the Wiring port inputting copper bar can be avoided exposed, play good insulation and dustproof effect.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of the utility model straight-line multichannel safety box.
Fig. 2 is that the axle side of the utility model straight-line multichannel safety box is to exploded perspective view.
Fig. 3 is the main TV structure schematic diagram after the utility model straight-line multichannel safety box removes transparent dust cover.
Fig. 4 is the elementary diagram of the utility model straight-line multichannel safety box.
Fig. 5 is upper plate and the annexation schematic diagram inputting copper bar, ad hoc copper bar in the utility model straight-line multichannel safety box.
Wherein, 1 is upper plate; 2 is lower plate; 3 is base plate; 4 is panel; 5 is dust cover; 7 is safety device;
11 is input copper bar; 12 power access ends; 13 circuit linkage sections; 14 insurance slots, 15 wire harness incoming ends; 16 fusing indicator lights; 17 is insulation locating part;
41 is insurance socket; 42 is wiring harness interface; 43 is loophole;
61 is ad hoc copper bar; 62 is fastening bolt; 63 is insurance extraction bolt; 64 is board-like insurance, and 65 is copper band.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described, but following examples are only used to describe the utility model in detail, and limit scope of the present utility model never in any form.
Embodiment 1: a kind of straight-line multichannel safety box, comprise box body, and the PCB be installed in box body, PCB comprises upper plate 1 and lower plate 2, 3 parallel input copper bars are provided with at the back side of upper plate 1, input copper bar 11 comprises the power access end 12 extended to outside upper board edge, and the circuit linkage section 13 of upper back is fastened on by conducting bolt, in the front of upper plate 1, the position, both sides of the circuit linkage section 13 of input copper bar is respectively provided with a row and insures slot 14, each insurance slot is equal to the vertical range of input copper bar 11, insurance slot 14 is electrically connected with the circuit linkage section shape 13 of input copper bar 11 by the Zapping circuit be printed in upper plate 1, wire harness incoming end 15 is also provided with in the front of upper plate 1, lower plate 2 is installed on the back side of upper plate 1, is provided with insulation locating part 17 between upper plate 1 and lower plate 2.Wherein, insuring slot is 60.
Box body comprises the base plate 3 and panel 4 that are interlocked and install; The position that panel 4 corresponds to insurance slot 14 is provided with insurance socket 41, and the position corresponding to wire harness incoming end 15 is provided with wiring harness interface 42, and the position corresponding to the power access end 12 of input copper bar offers draw-in groove; PCB is packaged in the box body of base plate 3 and panel 4 composition, and the power access end 12 of input copper bar 11 extends to box portion outside by draw-in groove.Panel 4 top of box body is provided with transparent dust cover 5, and dust cover 5 is covered in the upper area of insurance socket.
In the front of upper plate 1, the side of each insurance slot is provided with fusing indicator light 16, and fusing indicator light 16 is connected with corresponding Zapping circuit; The position that panel 4 corresponds to fusing indicator light 16 offers loophole 43.Fusing indicator light 16 is the LED adopting paster mode to be arranged at upper plate 1 front.
Be provided with safety device 7 at the power access end 12 of input copper bar 11, safety device 7 comprises the insulating sheath being plugged in input copper bar power access end, the bottom being installed on insulating sheath bottom and top protection cap.
Embodiment 2: a kind of straight-line multichannel safety box, as shown in Fig. 1 ~ Fig. 5, be with the difference of embodiment 1, also comprise one group of big current safeties, big current safeties comprise ad hoc copper bar 61, fastening bolt 62, and bolt is drawn in 4 insurances, ad hoc copper bar 61 is arranged at the front of upper plate 1, input copper bar with one of them and form right-angled intersection, bolt access aperture is offered in this right-angled intersection position of upper plate 1, cylindrical copper band 65 is provided with in bolt access aperture, the thickness of copper band 65 is greater than the thickness of upper plate 1, fastening bolt 62 is successively through the input copper bar 11 of bottom, middle copper band 65 and the ad hoc copper bar 61 on top, tightened together and formed electrical connection, insurance draws bolt 63 through upper plate 1 and ad hoc copper bar 61, and ad hoc copper bar 61 is formed bolt fixed insurance incoming end.Wherein, bolt fixed insurance incoming end is four, and the electric current of big current safeties carrying is 50A.Dust cover 5 is covered in the insurance upper area of socket and the upper area of big current safeties.Each bolt fixed insurance incoming end side is provided with fusing indicator light, and fusing indicator light is the LED adopting paster mode to be arranged at upper plate front.
Embodiment 3: a kind of straight-line multichannel safety box, is with the difference of embodiment 2, input copper bar is four, and insurance slot is 90.
Embodiment 4: a kind of straight-line multichannel safety box, is with the difference of embodiment 2, bolt fixed insurance incoming end is 5, and the electric current of big current safeties carrying is 80A.
Instrument and equipment involved in the embodiment above if no special instructions, is routine instrument device.
For the straight-line multichannel safety box in embodiment 2, its specific works mode is as follows:
The input copper bar of enough ampacitys is arranged at the back side of upper plate abreast, input copper bar 11 and upper plate 1 is tightened together by conducting bolt, makes input copper bar 11 form reliable electrical connection with the contact portion of upper plate 1.Conducting bolt is simultaneously also by the front of conduct current upper plate, by this mode, make to be positioned at upper plate 1 front, be arranged in parallel with input copper bar 11 two arrange and insures slot 14 and input copper bar 11 and form equidistant connection, ensure that input copper bar 11 is balanced to the CURRENT DISTRIBUTION of each insurance slot, avoid the risk of the CURRENT DISTRIBUTION inequality generation that existing copper column type plant-grid connection mode produces.
The setting of big current safeties, makes the electric current that can carry 30A ~ 80A in safety box of the present utility model, achieves and protects the insurance of larger current.Generally, big current insurance refers to the insurance of more than 30A, and it is more difficult is integrated in safety box, because its single channel is comparatively large through overcurrent, adopts plug-in type insurance to bring larger contact resistance, there is the risk burning out pcb board and socket.Big current safeties in the utility model adopt and arrange ad hoc copper bar 61, be arranged at the front of upper plate 1, input copper bar with one of them and form right-angled intersection, bolt access aperture is offered in this right-angled intersection position of upper plate, cylindrical copper band 65 is set in bolt access aperture, the thickness of copper band 65 is greater than the thickness of upper plate 1, and fastening bolt 62 through the ad hoc copper bar 61 on the input copper bar 11 of bottom, middle copper band 65 and top, is tightened together and forms electrical connection successively.Such connected mode, make electric current from input copper bar 11, directly flow to ad hoc copper bar 61 through copper band 65, namely larger electric current does not need the upper plate 1 through PCB, the risk that pcb board burns out by the process that avoiding problems big current.Meanwhile, big current safeties adopt insurance to draw bolt 63 through upper plate 1 and ad hoc copper bar 61, ad hoc copper bar 61 is formed bolt fixed insurance incoming end, but not adopts splicing type insurance, further avoid the potential safety hazard that big current burns out components and parts.
In use, the insurance socket 41 that the fuse holder cartoon of splicing type is crossed on box body panel 4 is inserted in the insurance slot 14 in upper plate 1 front; The bolt fixed that is installed on of board-like insurance 64 correspondence is insured incoming end; Wire bundle plug-in connector is connected by the wiring harness interface 42 of box body panel 4 is corresponding with the wire harness incoming end 15 in upper plate 1 front; Connect corresponding with the power access end 12 of input copper bar for power line; Ensure that each junction forms reliable electrical connection.Because the input/output terminal of the utility model safety box is in the same side (upper plate front) of PCB, compare the mode that traditional output is positioned at the pcb board back side, more convenient during installation wiring.When certain device fails, corresponding insurance fuses, and the fusing indicator light at this place is lit, and user can diagnose rapidly the position of generation of being out of order accordingly and overhaul.At the safety device 7 that power access end 12 place of input copper bar installs, insulation and dust-proof effect can be played, avoid electric leakage that the power access end that inputs copper bar causes because of exposed, short circuit problem, add the fail safe of safety box.
In conjunction with the accompanying drawings and embodiments the utility model is described in detail above, but, person of ordinary skill in the field can understand, under the prerequisite not departing from the utility model aim, each design parameter in above-described embodiment can also be changed, form multiple specific embodiment, be common excursion of the present utility model, describe in detail no longer one by one at this.
Claims (10)
1. a straight-line multichannel safety box, comprise box body and be installed on the PCB in described box body, it is characterized in that, described PCB comprises upper plate and lower plate,
At least one input copper bar is provided with at the back side of described upper plate, described input copper bar comprises the power access end extended to outside described upper board edge and the circuit linkage section being fastened on described upper back by conducting bolt, in the front of described upper plate, the position, both sides of the circuit linkage section of described input copper bar is respectively provided with a row and insures slot, each insurance slot is equal to the vertical range of described input copper bar, and described insurance slot is electrically connected with the circuit linkage section shape of described input copper bar by being printed on the Zapping circuit in described upper plate; Wire harness incoming end is also provided with in the front of described upper plate;
Described lower plate is installed on the back side of described upper plate, is provided with insulation locating part between described upper plate and lower plate;
Described box body comprises the base plate and panel that are interlocked and install; The position corresponding to described insurance slot is on the panel provided with insurance socket, and the position corresponding to described wire harness incoming end is provided with wiring harness interface, and the position corresponding to the power access end of described input copper bar offers draw-in groove; Described PCB is packaged in the box body of described base plate and panel composition, and described input copper bar extends to described box portion outside by described draw-in groove.
2. straight-line multichannel safety box according to claim 1, is characterized in that, described insurance slot is 30 ~ 100.
3. straight-line multichannel safety box according to claim 1, is characterized in that, in the front of described upper plate, the side of each insurance slot is provided with fusing indicator light, and described fusing indicator light is connected with corresponding Zapping circuit; The position corresponding to described fusing indicator light on the panel offers loophole.
4. straight-line multichannel safety box according to claim 3, is characterized in that, described fusing indicator light is the LED adopting paster mode to be arranged at described upper plate front.
5. straight-line multichannel safety box according to claim 1, is characterized in that, the upper panel of described box body is provided with transparent dust cover, and described dust cover is covered in the upper area of described insurance socket.
6. straight-line multichannel safety box according to claim 1, it is characterized in that, also comprise one group of big current safeties, described big current safeties comprise ad hoc copper bar, fastening bolt, and bolt is drawn at least one insurance, described ad hoc copper bar is arranged at the front of described upper plate, input copper bar with one of them and form right-angled intersection, bolt access aperture is offered in this right-angled intersection position of described upper plate, cylindrical copper band is provided with in described bolt access aperture, the thickness of described copper band is greater than the thickness of described upper plate, described fastening bolt is successively through the input copper bar of bottom, middle copper band and the ad hoc copper bar on top, tightened together and formed electrical connection, described insurance draws bolt through described upper plate and described ad hoc copper bar, and described ad hoc copper bar is formed bolt fixed insurance incoming end.
7. straight-line multichannel safety box according to claim 6, is characterized in that, the electric current of described big current safeties carrying is 30 ~ 80A.
8. straight-line multichannel safety box according to claim 6, is characterized in that, each bolt fixed insurance incoming end side is provided with fusing indicator light, and described fusing indicator light is the LED adopting paster mode to be arranged at described upper plate front.
9. straight-line multichannel safety box according to claim 6, is characterized in that, the upper panel of described box body is provided with transparent dust cover, and described dust cover is covered in the upper area of described insurance socket and the upper area of described big current safeties.
10. straight-line multichannel safety box according to claim 1, it is characterized in that, be provided with safety device at the power access end of described input copper bar, described safety device comprises the insulating sheath being plugged in described input copper bar power access end, the bottom being installed on described insulating sheath bottom and top protection cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420703232.9U CN204204785U (en) | 2014-11-21 | 2014-11-21 | Straight-line multichannel safety box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420703232.9U CN204204785U (en) | 2014-11-21 | 2014-11-21 | Straight-line multichannel safety box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204204785U true CN204204785U (en) | 2015-03-11 |
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ID=52662714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420703232.9U Expired - Fee Related CN204204785U (en) | 2014-11-21 | 2014-11-21 | Straight-line multichannel safety box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204204785U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377099A (en) * | 2014-11-21 | 2015-02-25 | 新乡市光明电器有限公司 | Straight-line multipath fuse box |
-
2014
- 2014-11-21 CN CN201420703232.9U patent/CN204204785U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104377099A (en) * | 2014-11-21 | 2015-02-25 | 新乡市光明电器有限公司 | Straight-line multipath fuse box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 |
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| CF01 | Termination of patent right due to non-payment of annual fee |