CN108832437A - A self-short-circuiting connector with preset short-circuit number of bits - Google Patents

Abstract

The invention discloses a self-short-circuiting connector capable of presetting the number of short-circuit positions, which comprises a socket main body, a socket cover is connected to the lower part of the socket main body, a plurality of pins are arranged in pairs in the socket cover, and a plurality of short-circuit connectors are arranged in the socket main body. Blocks, the number of shorting blocks is equal to or less than the logarithm of pins, each shorting block corresponds to a pair of pins, and an elastic member is arranged between the shorting block and the socket body; it also includes the plug located under the socket cover, the plug There are a plurality of push rods corresponding to each pair of pins. After the plug is inserted into the socket cover, each shorting block is pushed up by the corresponding push rod. After the plug is pulled out, the shorting block falls, and the corresponding plug pin shorted. A shorting block is added between the opposite pins, and a spring is added between the shorting block and the main body of the socket to realize the self-short circuit function. The shorting block can be pre-assembled according to different customer needs to achieve self-shorting of different bits. The structural design is simple and reliable, the assembly is simple, the use is convenient, and the product cost is effectively reduced.

Description

A self-short-circuiting connector with preset short-circuit number of bits

technical field

The invention relates to a self-short-circuit connector which can preset the number of short-circuit numbers.

Background technique

Self-short-circuit connectors are used in some special connection occasions to enhance the stability of the system through its self-short-circuit function. Compared with ordinary electrical connectors, self-short-circuit connectors are characterized in that they can realize the functions of short-circuit and release short-circuit respectively according to the requirements of use, that is to say, after the paired connectors are separated from each other, they are in a self-short-circuit state; , the short-circuit state is automatically released, and it returns to the normal connection state. The existing self-short-circuiting connector has a fixed short-circuit number of bits, and the short-circuit number of bits cannot be preset, and the number of short-circuit bits is not enough to meet the demand.

Contents of the invention

Purpose of the invention: In order to overcome the deficiencies in the prior art, the present invention provides a self-shorting connector that can preset the number of short-circuiting bits.

Technical solution: In order to solve the above technical problems, a self-short-circuit connector of the present invention, which can preset the number of short-circuit positions, includes a socket main body, a socket cover is connected to the bottom of the socket main body, a plurality of pins are arranged in pairs in the socket cover, and the socket The main body is provided with a plurality of shorting blocks, the number of the shorting blocks is equal to or less than the number of pairs of pins, each shorting block corresponds to a pair of pins, and an elastic part is arranged between the shorting block and the socket main body; For the plug under the socket cover, there are multiple push rods on the plug. The number of push rods is not less than the number of shorting blocks and not more than the number of pairs of pins. Each push rod corresponds to a group of pins; the plug is inserted into the socket After the cover, each shorting block is pushed up by the corresponding push rod, and after the plug is pulled out, the shorting block falls down to short-circuit the corresponding pins.

Wherein, each contact pin is provided with a shorting protrusion, and the shorting protrusions of each pair of contact pins are arranged opposite to each other. When the shorting block is not pushed up by the push rod, it contacts with the shorting protrusions of the corresponding contact pins respectively.

Wherein, the shorting block is provided with a smooth surface in contact with the shorting protrusion.

Wherein, the smooth surface on each shorting block is an arc surface.

Wherein, the upper surface of each shorting protrusion is an inclined plane, and the shorting block is in contact with the upper surface of the shorting protrusion.

Wherein, the pin includes a terminal and a needle head, and the terminal is located on the upper part of the pin, which is provided with a cavity for accommodating wires; the needle is located at the bottom of the pin, and the terminal and the needle are connected through a through hole , the terminals are located in the main body of the socket, the pins are located in the cover of the socket, and the pins are used to connect with the plug.

Wherein, a pin installation hole corresponding to each pin is provided in the socket cover, and needle heads of each pin are respectively arranged in the pin installation hole.

Wherein, the terminal includes a wiring hole, and a tightening screw is arranged on the wiring hole, and the tightening screw is used for fixing/removing the wire.

Wherein, a plurality of shorting block channels are arranged in the main body of the socket, and each shorting block is movably arranged in the corresponding shorting block channel.

Wherein, the elastic component is a spring.

Beneficial effects: A self-short-circuiting connector which can preset the number of short-circuit positions of the present invention has the following beneficial effects:

A shorting block is added between the opposite pins, and a spring is added between the shorting block and the main body of the socket to realize the self-short circuit function. The shorting block can be pre-assembled according to different customer needs to achieve self-shorting of different bits. The structural design is simple and reliable, the assembly is simple, the use is convenient, and the product cost is effectively reduced. According to the needs of customers, the pins, shorting blocks and springs shown in the above figure can be used in the position where self-short circuit is required, and cheaper pins without short-circuit function can be used in other positions. When measurement or maintenance is required, the socket cover is pulled out, and at this time, under the elastic force of the elastic member, the shorting block 7 is in contact with the shorting protrusion 31 on the oppositely arranged pin, thereby realizing each wiring hole The wires inside are in a short-circuit state, without manual short-circuiting, and can be directly inserted into the test module to complete the measurement, which simplifies the operation steps.

Description of drawings

Fig. 1 is a schematic diagram of an exploded structure of the present invention;

Fig. 2 is a cross-sectional view of a short circuit state during combination;

Fig. 3 is a schematic diagram of the state in which the short-circuit block is jacked up during combination;

FIG. 4 is a schematic cross-sectional structure diagram of a pin;

Figure 5 is a cross-sectional view of the shorting block.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

As shown in Figures 1-4, a self-short-circuit connector of the present invention that can preset the number of short-circuit positions includes a socket body 1, a socket cover 2 is connected to the bottom of the socket body 1, and a plurality of sockets are arranged in pairs in the socket cover 2. Pin 3, the socket main body 1 is provided with a plurality of shorting blocks 4, the number of shorting blocks 4 is equal to or less than the logarithm of pins 3, and each shorting block 4 corresponds to a pair of pins respectively, and the shorting block 4 and the socket Elastic parts 5 are arranged between the main body 1; plugs 6 arranged under the socket cover 2 are also included, and a plurality of push rods 7 are arranged on the plug 6, and the number of push rods 7 is not less than the number of shorting blocks 4 and not more than the number of plugs. For the logarithm of the pins 3, each push rod 7 corresponds to a group of pins 3; after the plug 6 is pulled out, the shorting block 4 falls down, and the corresponding pins 3 are shorted. Each pin 3 is provided with a shorting protrusion 31, and the shorting protrusions 31 of each pair of pins 3 are arranged oppositely. 31 contacts. As shown in Fig. 2, Fig. 3 and 5, a smooth surface 41 which is in contact with the short-connection protrusion 31 is provided on the short-connection block 4, and both sides of the lower end of the short-connection block 4 are set as smooth surfaces 41, and the smooth surface 41 can be an arc surface The upper surface of each shorting protrusion 31 is an inclined surface, and the two smooth surfaces 41 of the shorting block 4 are in contact with the upper surface of the shorting protrusion 31 . The elastic member 5 adopts a spring.

As shown in FIG. 4 , the contact pin 3 includes a terminal 32 and a needle head 33, and the terminal 32 and the needle head 33 are connected through a through hole. The terminal 32 is located in the socket main body 1, and the needle head 33 is located in the socket cover 2. Specifically, The socket cover 2 is provided with a pin mounting hole 21 corresponding to each pin 3 one by one, and the needle head 33 of each pin 3 is respectively located in the pin mounting hole 21 . The connection terminal 32 includes a connection hole 321 , and a tightening screw 322 is arranged on the connection hole 321 . As a preferred solution, an elastic clip 323 is provided at the wiring hole 321. The elastic clip 323 is clamped on the wiring hole 321, one side is located in the wiring hole 321, and the other side is located outside the wiring hole 321. The tightening screw 322 passes through the elastic The clip 323 is located on the outside of the connection hole 321, and is placed on the side of the elastic clip 323 located in the connection hole 321. When the wire is inserted into the connection hole 321, the tightening screw 322 is turned, and its end pushes the elastic clip 322 , the elastic clip 322 fixes the wire in the wiring hole 321 .

As shown in FIG. 2 and FIG. 3 , a plurality of shorting block channels 11 are arranged in the socket main body 1 , and each shorting block 4 is movably arranged in the corresponding shorting block channel 11 . When the plug 6 is not inserted into the socket cover 2, at the position where the shorting block 4 is provided, the shorting block 4 contacts the shorting protrusions 31 of the two pins 3 of each pair of pins, and the two pins 3 are connected to each other. Short circuit, but the pin position of the short circuit block is not provided, the effect of short circuit cannot be formed. When it is necessary to release the short-circuit state, insert the plug 6 into the socket cover 2, and the push rods 7 in the plug 6 will push up the short-circuit blocks 4 corresponding to each push rod one by one, and each pair of pins that are short-circuited at this time There is no short-circuit block between them, and the short-circuit state is released. And when needing to recover the short-circuit state, only need to unplug the plug 6, each short-circuit block 4 moves to stop after contacting with the short-connect protrusion 31 of each pin under the elastic force of the spring, and each short-connect block is provided with The pins are shorted again. Under the action of the spring, the contact reliability between the shorting block 4 and the contact pin is ensured.

The present invention adds a shorting block 4 between the pins 3 arranged in pairs, and adds a spring between the shorting block 4 and the socket main body 1 to realize the self-short circuit function. The shorting block 4 can be pre-assembled according to different customer requirements, so as to realize self-shorting of different numbers of digits. The structural design is simple and reliable, the assembly is simple, the use is convenient, and the product cost is effectively reduced. According to the needs of customers, the pin 3, the short-circuit block 4 and the spring shown in the above figure can be used in the position where self-short circuit is required, and the cheaper pin 3 without short-circuit function can be used in other positions.

Specifically, as shown in FIG. 1 , the present invention is configured as a 26-core connector, that is, there are 13 pairs of pins 3 arranged in pairs, and 13 push rods 7 are correspondingly arranged on the plug 6 , and each push rod 7 One-to-one correspondence with each pair of pins.

When all pins need to have a self-short circuit function, the socket main body 1 is provided with shorting blocks 7 having the same number of pairs of pins, and each shorting block 7 corresponds to each pair of pins one by one. When the plug 6 is not inserted into the socket cover 2, the shorting blocks 7 are respectively connected to each pair of pins under the action of the elastic force of the elastic member 5, and are in a short-circuit state at this time. In order to release the short-circuit state, the plug 6 is inserted into the socket cover 2, and each push rod 7 pushes up the corresponding short-circuit block 7, so that the short-circuit block and the pin are out of contact. At this time, the elastic member 5 is squeezed to accumulate elastic force, The short-circuit state is released.

When only some of the pins need to have the self-short-circuit function, no short-circuit blocks and elastic components are provided in the short-circuit block channel 11 in the socket body 1 corresponding to the pins that do not need to have the self-short-circuit function. When the plug 6 is not inserted into the socket cover 2, the pins provided with the shorting block are shorted by the shorting block 7, while the pins not provided with the shorting block are still in the state of releasing the short circuit. When releasing the short-circuit state of the pins provided with the short-circuit block, insert the plug 6 into the socket cover 2, and each push rod 7 will push up the corresponding short-circuit block 7, so that the short-circuit block is out of contact with the pin, and the other is not set The position of the short-circuit block is still in the state of short-circuit release; when measurement or maintenance is required, the socket cover is pulled out, and at this time, under the action of its own elastic force, the elastic part makes the short-circuit block 7 and the short-circuit on the relatively arranged pin The connection protrusions 31 are in contact with each other, so that the wires in each wiring hole are in a short-circuit state, without manual short-circuiting, and can be directly inserted into the test module to complete the measurement, which simplifies the operation steps.

The above is only a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications are also possible. It should be regarded as the protection scope of the present invention.

Claims (10)

1. A self-short-circuit connector that can preset the number of short-circuit numbers, characterized in that: it includes a socket body, a socket cover is connected to the bottom of the socket body, a plurality of pins are arranged in pairs in the socket cover, and a plurality of pins are arranged in the socket body. Shorting blocks, the number of shorting blocks is equal to or less than the number of pins, each shorting block corresponds to a pair of pins, and an elastic member is arranged between the shorting block and the main body of the socket; it also includes a plug located under the socket cover , the plug is provided with a plurality of push rods, the number of push rods is not less than the number of shorting blocks and not more than the number of pairs of pins, and each push rod corresponds to a group of pins; after the plug is inserted into the socket cover, each short The blocks are respectively pushed up by the corresponding push rods, and after the plug is pulled out, the short-circuit block falls down to short-circuit the corresponding pins. 2. A self-short-circuiting connector with a preset number of short-circuit positions according to claim 1, characterized in that: each contact pin is provided with a short-circuit protrusion, and the short-circuit protrusions of each pair of contact pins are arranged opposite to each other. When the shorting blocks are not pushed up by the push rod, they respectively contact with the shorting protrusions of the corresponding pins. 3. A self-shorting connector with a preset number of short-circuit positions according to claim 2, wherein the short-circuit block is provided with a smooth surface in contact with the short-circuit protrusion. 4. A self-short-circuiting connector with a preset number of short-circuit positions according to claim 3, wherein the smooth surface on each short-circuit block is an arc surface. 5. A self-shorting connector with pre-set short-circuit number according to claim 2, characterized in that: the upper surface of each shorting protrusion is an inclined plane, and the shorting block is in contact with the upper surface of the shorting protrusion . 6. A self-short-circuiting connector with pre-set short-circuit number according to claim 1, characterized in that: the contact pin includes a terminal and a needle head, the terminal is located on the upper part of the contact pin, and it is provided with a The cavity; the needle is located at the bottom of the pin, and the terminal and the needle are connected through a through hole, the terminal is located in the main body of the socket, the needle is located in the socket cover, and the pin is used to connect with the plug . 7. A self-short-circuit connector with pre-set short-circuit number according to claim 6, characterized in that: the socket cover is provided with pin installation holes corresponding to each pin one by one, and the needle head of each pin respectively arranged in the pin installation holes. 8. A self-short-circuit connector with pre-set short-circuit number according to claim 6, characterized in that: the terminal includes a wiring hole, and a tightening screw is arranged on the wiring hole, and the tightening screw is used to fix/remove the wire . 9. A self-short-circuit connector with preset short-circuit number according to claim 1, characterized in that: a plurality of short-circuit block channels are arranged in the main body of the socket, and each short-circuit block is respectively movably arranged on the corresponding short-circuit in the access block channel. 10. A self-shorting connector with a preset number of short-circuit positions according to claim 1, wherein the elastic member is a spring.