CN214012645U

CN214012645U - Pulse resistor

Info

Publication number: CN214012645U
Application number: CN202120097923.9U
Authority: CN
Inventors: 李仰厚; 吕黎清; 闫蕊
Original assignee: Jining Tiangeng Electric Co ltd
Current assignee: Jining Tiangeng Electric Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-08-20
Anticipated expiration: 2031-01-14

Abstract

The utility model belongs to the field of circuit elements, in particular to a pulse resistor, which comprises a resistor body provided with two pin ends, wherein the inner sides of the pin ends are provided with grooves, the inner sides of the two pin ends are both connected with movable blocks in a sliding way, and the bottoms of the movable blocks are fixedly connected with pin pressing plates; through pin end and the connection pin of disconnect-type, can be during follow-up use, the connection pin of the suitable length of direct intercepting is installed in the pin end, compare in can playing the effect that reduces the rupture after current integral type filament yarn pin packing transportation, the waste to connecting the pin has been reduced, and when dismantling the recovery to resistance, will cooperate the locating piece to promote to the direction of mount pad, remove the support of cooperation locating piece to the joint clamp plate, make the pin clamp plate position of activity piece bottom descend, remove the compressing tightly to connecting the pin this moment, can take out connection pin, the realization is to dismantling of resistance body and is got the recovery, make resistance reuse rate many times higher.

Description

Pulse resistor

Technical Field

The utility model relates to a circuit element field specifically is a pulse resistor.

Background

Resistors are commonly and directly referred to as resistances in daily life. The resistor is a current limiting element, after the resistor is connected in a circuit, the resistance value of the resistor is fixed, generally two pins, the resistance value of the resistor can limit the current passing through a branch connected with the resistor, the resistor which cannot be changed is called a fixed resistor, and the pulse resistor is obtained by coating a conductive composition suspension on a substrate and is also called a paint film resistor.

Present pulse resistance pin is usually with resistance body integrated into one piece, this kind of mode of setting, because the pin overlength when the packing transportation, the problem of individuality rupture appears easily, and when actually carrying out welding use, need cut the pin partly make its length adaptation circuit board, make the material demand cost of pin increase, follow-up direct resistance wire when dismantling resistance is cut usually, resistance wire surplus length is not convenient for follow-up continuation welding installation like this, also be convenient for add again with resistance and establish the pin, thereby influence the practicality.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pulse resistor to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a pulse resistor, includes the resistance body that is equipped with two pin ends, the inboard of pin end is seted up flutedly, two the equal sliding connection in inboard of pin end has the movable block, the bottom fixedly connected with pin clamp plate of movable block, the top fixedly connected with joint clamp plate of movable block, the top fixedly connected with mount pad of pin end, outer wall one side fixedly connected with link block of mount pad, the below of joint clamp plate is equipped with the cooperation locating piece, link block with cooperation locating piece sliding connection, the cooperation locating piece is close to a lateral wall fixed connection elastic layer of joint clamp plate, the inboard block of resistance body is fixed with the connection pin, the one end of connecting the pin is located the inboard of recess.

As a further aspect of the present invention: the bottom wall of the pin end is provided with a through slot, and one end of the connecting pin penetrates through the through slot and extends to the outside of the pin end.

As a further aspect of the present invention: the pin end has seted up the sliding tray, the movable block run through the sliding tray and with sliding tray sliding connection.

As a further aspect of the present invention: the upper end face of the pin pressing plate is fixedly connected with two limiting partition plates, and the two limiting partition plates are symmetrically distributed.

As a further aspect of the present invention: the elastic layer is made of rubber.

As a further aspect of the present invention: the pin end and the connecting pin are both made of tin-plated copper.

As a further aspect of the present invention: the sliding groove is a rectangular groove, and the movable block is a rectangular block.

Compared with the prior art, the beneficial effects of the utility model are that:

this scheme passes through pin end and the connection pin of disconnect-type, can follow-up when using, the connection pin of the suitable length of direct intercepting is installed in the pin end, compare in can playing the effect that reduces the rupture after current integral type long filament pin packing transportation, and adaptability has been improved more, the waste to connecting pin has been reduced, and when dismantling the recovery to resistance, earlier promote the orientation of cooperation locating piece to the mount pad, remove the support of cooperation locating piece to the joint clamp plate, make the pin clamp plate position of movable block bottom descend, remove the compressing tightly to connecting pin this moment, can take connection pin out, the realization is to dismantling the recovery of resistance body, make the multiple utilization ratio of resistance body higher, this scheme installation and the easy operation of dismantling, and made things convenient for follow-up recycling to the resistance body, the practicality has effectively been improved.

Drawings

FIG. 1 is a schematic diagram of a pulse resistor;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic structural diagram of a movable block, a pin pressing plate and a limiting partition plate in a pulse resistor;

fig. 4 is a schematic structural diagram of a mounting seat, a connecting slider and a matching positioning block in a pulse resistor.

In the figure: 1. a resistor body; 2. a pin end; 21. a groove; 211. inserting the slot; 22. a sliding groove; 3. a movable block; 31. a pin pressing plate; 311. a spacing clapboard; 32. clamping a pressing plate; 4. a mounting seat; 41. connecting the sliding block; 42. matching with a positioning block; 421. an elastic layer; 5. and connecting the pins.

Detailed Description

Please refer to fig. 1-4, in an embodiment of the present invention, a pulse resistor, including a resistor body 1 having two pin ends 2, a groove 21 is formed in the inner side of each pin end 2, the inner sides of the two pin ends 2 are all slidably connected to a movable block 3, the bottom of the movable block 3 is fixedly connected to a pin pressing plate 31, the top of the movable block 3 is fixedly connected to a clamping pressing plate 32, the top of each pin end 2 is fixedly connected to a mounting base 4, a connection slider 41 is fixedly connected to one side of the outer wall of the mounting base 4, a matching positioning block 42 is arranged below the clamping pressing plate 32, the connection slider 41 is slidably connected to the matching positioning block 42, an elastic layer 421 is fixedly connected to a side wall of the matching positioning block 42 close to the clamping pressing plate 32, a connection pin 5 is fixedly clamped to the inner side of the resistor body 1, and one end of the connection pin 5 is located inside the groove 21; through the separated pin end 2 and the connecting pins 5, the connecting pins 5 with proper length can be directly intercepted and installed in the pin end 2 during subsequent use, compared with the prior integrated filament pin package and transportation, the effect of reducing breakage can be achieved, the adaptability is improved, the waste of the connecting pins 5 is reduced, when the connecting pins 5 are installed, the matching positioning block 42 is firstly pushed towards the direction of the installation seat 4, the connecting sliding block 41 is led into the inner side of the matching positioning block 42, the support of the matching positioning block 42 on the clamping pressing plate 32 is removed, the pin pressing plate 31 at the bottom of the movable block 3 is lowered, then the connecting pins 5 are inserted into the grooves 21 and penetrate out of the penetrating grooves 211, part of the connecting pins 5 are positioned between the two limiting partition plates 311, and then an operator pulls the movable block 3 through the clamping pressing plate 32 to enable the pin pressing plate 31 to ascend, at this time, the connecting pins 5 between the two spacing baffles 311 are driven by the pin pressing plate 31 to be pressed tightly between the pin pressing plate 31 and the outer wall of the pin end 2 to be fixed, then an operator can push the matching positioning block 42 to the bottom of the clamping pressing plate 32 to position and support the clamping pressing plate 32, so that the pin pressing plate 31 always presses the connecting pins 5, thereby realizing the installation of the connecting pins 5, the scheme has simple operation, thereby effectively improving the practicability, when the resistor is disassembled and recycled, only the matching positioning block 42 needs to be pushed towards the direction of the mounting seat 4, so that the connecting slide block 41 is retracted into the inner side of the matching positioning block 42, at the moment, the support of the matching positioning block 42 on the clamping pressing plate 32 is released, the position of the pin pressing plate 31 at the bottom of the movable block 3 is lowered, at the moment, the pressing of the connecting pins 5 is released, and the connecting pins 5 can be taken out, the realization is to tearing open of resistance body 1 and is got the recovery for resistance body 1 can install connection pin 5 again and realize a lot of reuse, thereby further reduce the cost, and this scheme installation is got easy operation with tearing open, and has made things convenient for follow-up recovery to resistance body 1 to recycle, has effectively improved the practicality.

In fig. 2: the bottom wall of the pin end head 2 is provided with a through slot 211, and one end of the connecting pin 5 penetrates through the through slot 211 and extends to the outside of the pin end head 2; the insertion groove 211 is arranged to allow the connection pin 5 to pass through the groove 21 formed in the pin end 2, so as to increase the contact surface with the inner wall of the pin end 2, and to improve the stability of the connection pin 5 compressed by the pin pressing plate 31.

In fig. 2: the pin end 2 is provided with a sliding groove 22, the movable block 3 penetrates through the sliding groove 22 and is in sliding connection with the sliding groove 22, the sliding groove 22 is a rectangular groove, and the movable block 3 is a rectangular block; the rectangular sliding groove 22 and the rectangular movable block 3 have the sliding limiting effect, so that the movable block 3 cannot rotate in the sliding groove 22 in the up-and-down sliding process, and the stability of the movable block 3 during sliding is improved.

In fig. 3: the upper end surface of the pin pressing plate 31 is fixedly connected with two limiting partition plates 311, and the two limiting partition plates 311 are symmetrically distributed; when the pin pressing plate 31 compresses the connecting pins 5, the limiting partition plate 311 is arranged to assist in limiting the connecting pins 5, so that the connecting pins 5 are prevented from shaking, and the stability is improved.

In fig. 4: the elastic layer 421 is made of rubber material; the elastic layer 421 made of rubber has elasticity, and the compactness and the friction force when the matching positioning block 42 slides to the clamping pressing plate 32 at the bottom of the clamping pressing plate 32 are larger through the arrangement of the elastic layer 421, so that the stability when the clamping pressing plate 32 is supported is improved.

In fig. 1: the pin end 2 and the connecting pin 5 are both made of tin-plated copper; the tin-plated copper has good conductivity and oxidation resistance, is widely used for manufacturing pins of the resistor triode, and can play a normal mutual conductive role through the pin end 2 and the connecting pin 5 which are manufactured by the tin-plated copper.

The utility model discloses a theory of operation is: when the connecting pin 5 is installed, the matching positioning block 42 is firstly pushed towards the direction of the installation seat 4, so that the connecting slide block 41 is put into the inner side of the matching positioning block 42, the support of the matching positioning block 42 on the clamping pressing plate 32 is released, then the connecting pin 5 is inserted into the groove 21 and penetrates out of the inserting groove 211, so that one part of the connecting pin 5 is positioned between the two limiting partition plates 311, then an operator pulls the movable block 3 through the clamping pressing plate 32 to enable the pin pressing plate 31 to ascend, at the moment, the connecting pin 5 positioned between the two limiting partition plates 311 is driven by the pin pressing plate 31 to be pressed between the pin pressing plate 31 and the outer wall of the pin end 2 to realize fixation, then the operator can push the matching positioning block 42 to the bottom of the clamping pressing plate 32 to position and support the clamping pressing plate 32, so that the connecting pin 5 is always pressed by the pin pressing plate 31, thereby realize the installation to connecting pin 5, this scheme easy operation, thereby the practicality has effectively been improved, and when dismantling the recovery to resistance, only need to cooperate locating piece 42 to promote to the direction of mount pad 4, make link block 41 income cooperation locating piece 42 inboard, remove the support of cooperation locating piece 42 to joint clamp plate 32 this moment, make pin clamp plate 31 position of movable block 3 bottom descend, remove compressing tightly connecting pin 5 this moment, can take connecting pin 5 out, realize dismantling the recovery to resistance body 1, make resistance body 1 can install connecting pin 5 again and realize a lot of reuse, thereby further reduce the cost, this scheme installation and dismantling easy operation, and made things convenient for follow-up recovery to resistance body 1 to recycle, effectively improved the practicality.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The pulse resistor comprises a resistor body (1) provided with two pin ends (2), and is characterized in that a groove (21) is formed in the inner side of each pin end (2), two movable blocks (3) are connected to the inner sides of the pin ends (2) in a sliding manner, a pin pressing plate (31) is fixedly connected to the bottoms of the movable blocks (3), a clamping pressing plate (32) is fixedly connected to the tops of the movable blocks (3), a mounting seat (4) is fixedly connected to the tops of the pin ends (2), a connecting sliding block (41) is fixedly connected to one side of the outer wall of the mounting seat (4), a matching positioning block (42) is arranged below the clamping pressing plate (32), the connecting sliding block (41) is connected with the matching positioning block (42) in a sliding manner, the matching positioning block (42) is close to an elastic layer (421) fixedly connected to one side wall of the clamping pressing plate (32), the inner side of the resistor body (1) is fixedly clamped with a connecting pin (5), and one end of the connecting pin (5) is located on the inner side of the groove (21).

2. The pulse resistor according to claim 1, wherein a through slot (211) is formed in a bottom wall of the pin terminal (2), and one end of the connection pin (5) penetrates through the through slot (211) and extends to the outside of the pin terminal (2).

3. The pulse resistor according to claim 1, wherein the pin terminal (2) is provided with a sliding groove (22), and the movable block (3) penetrates through the sliding groove (22) and is slidably connected with the sliding groove (22).

4. A pulse resistor as claimed in claim 1, wherein two limiting partitions (311) are fixedly connected to the upper end surface of the pin pressing plate (31), and the two limiting partitions (311) are symmetrically distributed.

5. A pulse resistor as claimed in claim 1, characterized in that said elastic layer (421) is made of rubber.

6. A pulse resistor according to claim 1, characterized in that said pin terminals (2) and said connection pins (5) are made of tin-plated copper.

7. A pulse resistor as claimed in claim 3, characterized in that said sliding groove (22) is a rectangular groove and said movable block (3) is a rectangular block.