CN220933928U

CN220933928U - Combined static contact

Info

Publication number: CN220933928U
Application number: CN202322672669.2U
Authority: CN
Inventors: 田佳辉; 钱成华; 徐冬山; 叶晨来; 曾清德; 陈斌; 潘胜斌
Original assignee: Zhejiang Baofeng Electrical Co ltd
Current assignee: Zhejiang Baofeng Electrical Co ltd
Priority date: 2023-10-07
Filing date: 2023-10-07
Publication date: 2024-05-10
Anticipated expiration: 2033-10-07

Abstract

The utility model relates to the technical field of electric connectors and discloses a combined type static contact which comprises a plurality of protective shells, wherein a plurality of arc push rods are fixedly hinged to the inner walls of the rear sides of the protective shells at the middle positions, push plates are hinged to the positions of one sides of the arc push rods, reset springs are fixedly arranged at the positions of one side of the push plates, inclined plates are fixedly arranged on the inner walls of the rear sides of the protective shells at the positions of the two sides of the push plates, and compression springs are fixedly arranged at the positions of the front end faces of the inclined plates. According to the utility model, the hinge plates are extruded inwards through the moving contact to enable the hinge rods to move towards the rear end of the protective shell, the hinge rods pull the arc push rods to be close to each other, and the push plates drive the reset springs to enable the fixed contact main body and the moving contact to be close to each other and attached together, so that the contact firmness of the moving contact and the fixed contact main body is enhanced, and the looseness of the fixed contact main body caused by long-time use is prevented.

Description

Combined static contact

Technical Field

The utility model relates to the technical field of electric connectors, in particular to a combined type static contact.

Background

Stationary contacts, which are devices for electrical connection and transmission of signals, are generally used in various electrical devices to control the contact and disconnection of current, and are generally made of metal or conductive materials for establishing electrical contact in electronic devices, circuit boards or other electrical devices to ensure the stability and reliability of current and signal transmission. The fixed contact is usually provided with a fixed contact point or a fixed socket, and is used for being mutually spliced and attached with the movable contact so as to realize current transmission or signal transmission.

The common static contact is usually made of copper materials with excellent conductivity, in order to ensure that the moving contact and the static contact body are in good contact, the moving contact and the static contact body are usually spliced together and are tightly attached to each other, so that good transmission of signals and currents is realized, but the mutually close contact can cause splicing difficulty, the moving contact is not easy to splice into the static contact body, and the moving contact and the static contact body are easy to slightly deform when mutually spliced and pulled out due to the softness of copper, and the deformation easily causes poor contact between the moving contact and the static contact body, so that the transmission of the currents and the signals is influenced.

Accordingly, a person skilled in the art provides a combined static contact to solve the problems set forth in the background art.

Disclosure of utility model

The utility model aims to solve the defects in the prior art, and provides the combined type static contact, so that a plurality of protective shells can be clamped and fixed together, a plurality of static contacts can be conveniently combined for use, the looseness of a static contact main body caused by long-time use is prevented, the signal and current transmission are influenced, and the contact firmness of a moving contact and the static contact main body is enhanced.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The combined type static contact comprises a plurality of protective shells, wherein a plurality of arc push rods are fixedly hinged to the inner walls of the rear sides of the protective shells at the middle positions, push plates are hinged to the positions of two opposite sides of the arc push rods, return springs are fixedly arranged at the positions of two opposite sides of the push plates, inclined plates are fixedly arranged on the inner walls of the rear sides of the protective shells at the positions of two opposite sides, compression springs are fixedly arranged at the front end surfaces of the inclined plates, hinged rods are respectively hinged to the positions of two opposite sides of the arc push rods, and hinged plates are respectively hinged to the positions of two opposite sides of the hinged rods;

A first limit groove is formed in the protective shell at a position close to one side, tension springs are fixedly arranged in the protective shell at positions close to the first limit grooves, clamping blocks are fixedly arranged at one ends of the tension springs close to the first limit grooves, and damping rods are fixedly arranged between the protective shell and the clamping blocks at positions close to the inner sides of the tension springs;

A first limiting block is fixedly arranged at one side of the plurality of protective shells far away from the first limiting groove, clamping grooves are formed in the rear end faces of the plurality of first limiting blocks, and a fixed contact main body is hinged to the inner bottom face of the plurality of protective shells;

through the technical scheme, through inserting the stopper in the limit tank, the fixture block joint is to the draw-in groove inside, be convenient for fix a plurality of protective housing joint together, the combination of the static contact of being convenient for has made things convenient for the use of a plurality of static contacts, when inserting the protective housing inside to the moving contact, the moving contact can extrude the articulated slab and make the articulated slab drive articulated lever remove to the protective housing rear end, thereby drive the arc push rod and be close to each other between two liang, drive reset spring and be close to each other between two liang of push pedal, thereby push away the static contact main part and the moving contact and be close to each other and laminate together, the use of the static contact of being convenient for.

Further, one end, far away from the sloping plate, of the compression springs is fixedly arranged with the arc-shaped push rods respectively;

Through the technical scheme, when moving contact keeps away from articulated pole, compression spring drives a plurality of arc push rods and keeps away from each other to make push pedal and reset spring drive a plurality of fixed contact main parts and keep away from each other between every two, be convenient for next moving contact business turn over.

Further, through grooves are formed in the middle positions of the front end surfaces of the plurality of protective shells in a penetrating manner;

Through above-mentioned technical scheme, the logical groove is convenient for the moving contact get into inside the protective housing.

Further, mounting holes are formed in the positions, close to the rear sides, of the upper ends of the protective shells in a penetrating manner;

through above-mentioned technical scheme, the mounting hole is convenient for install fixed protective housing.

Further, a plurality of second limiting grooves are respectively formed in the end face of the plurality of protective shells, which is close to one side of the plurality of first limiting grooves;

Through above-mentioned technical scheme, no. two spacing grooves mutually support with No. two stopper, and No. two stopper can the joint No. two spacing inslot portions, is convenient for spacing each other and fixed between a plurality of protective housing.

Further, a plurality of second limiting blocks are fixedly arranged at the end face of one side of the plurality of protective shells, which is far away from the plurality of first limiting grooves, respectively;

Through above-mentioned technical scheme, no. two stopper mutually support with No. two spacing grooves, no. two stopper can the joint No. two spacing inslot portions, the mutual fixation between a plurality of protective housing of being convenient for.

Further, the plurality of return springs are fixedly arranged at the end face positions of one side of each two of the plurality of fixed contact main bodies respectively;

Through above-mentioned technical scheme, the convenience reset spring drives the static contact main part and resets, and the movable contact of being convenient for enters into inside the protective housing from between the static contact main part.

The utility model has the following beneficial effects:

1. According to the combined type fixed contact, the hinge plates, the hinge rods, the push plates and the reset springs are arranged, when the movable contact is inserted into the protective shell, the hinge plates are inwards extruded by the movable contact to enable the hinge plates to drive the hinge rods to move towards the rear end of the protective shell, the arc-shaped push rods are pulled by the hinge rods to be close to each other, the reset springs are driven by the push plates to enable the fixed contact main body and the movable contact to be close to each other and attached together, the fixed contact is convenient to use, deformation of the fixed contact main body caused by long-time use is prevented, signal and current transmission are affected, and the contact firmness of the movable contact and the fixed contact main body is enhanced.

2. According to the combined type static contact, the first limiting block, the first limiting groove, the clamping block, the clamping groove and the tension spring are arranged, the first limiting block is inserted into the first limiting groove, the tension spring pushes the clamping block to be clamped into the clamping groove, the plurality of protective shells can be clamped and fixed together, and the combined use of the plurality of static contacts is facilitated.

Drawings

FIG. 1 is an isometric view of the present utility model;

FIG. 2 is an isometric schematic view of a protective shell of the present utility model;

FIG. 3 is a schematic cross-sectional view of the position A-A of FIG. 2 in accordance with the present utility model;

Fig. 4 is an enlarged schematic view of fig. 3B in the present utility model.

Legend description:

1. A protective shell; 2. a through groove; 3. a return spring; 4. a stationary contact body; 5. a first limiting block; 6. a clamping groove; 7. a sloping plate; 8. a compression spring; 9. a hinge rod; 10. a hinged plate; 11. an arc push rod; 12. a push plate; 13. a second limit groove; 14. a second limiting block; 15. a mounting hole; 16. a first limit groove; 17. a tension spring; 18. a damping rod; 19. and (5) clamping blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, one embodiment provided by the present utility model is: the combined type fixed contact comprises a plurality of protective shells 1, wherein a plurality of arc push rods 11 are fixedly hinged to the inner walls of the rear sides of the protective shells 1 at the middle positions, the arc push rods 11 are convenient for pushing push plates 12 to use, the positions of the front end surfaces of the plurality of arc push rods 11 are fixedly provided with push plates 12 in a hinged mode, reset springs 3 are fixedly arranged at the positions of the two opposite sides of the plurality of push plates 12, the reset springs 3 are convenient for being matched with the push plates 12 to drive a fixed contact main body 4 to reset, the movable contact is convenient to move out of the protective shell 1, meanwhile, the reset of the fixed contact main body 4 can also facilitate the next movable contact to enter the protective shell 1, inclined plates 7 are fixedly arranged at the positions of the rear sides of the protective shells 1 at the two sides, the inclined plates 7 are convenient to be connected with compression springs 8, the compression springs 8 are convenient to use, the compression springs 8 are convenient to drive the arc push rods 11 to be separated from each other, the push plates 12 are convenient to be driven to reset, the movable contact main body 4 can be driven to reset, the positions of the two opposite sides of the movable contact main body 4 are convenient to be driven to reset, hinge rods 9 are respectively arranged at the positions of the two opposite sides of the movable contact main body 1, and the hinge rods 9 are hinged to each other between the two hinge rods 9 are provided with two hinge rods 10;

A first limit groove 16 is formed in the inner side of the plurality of protective shells 1 and is matched with the first limit block 5, so that the plurality of protective shells 1 are fixed with each other, tension springs 17 are fixedly arranged in the inner side of the plurality of protective shells 1 and close to the plurality of first limit grooves 16 respectively, the tension springs 17 are convenient to push clamping blocks 19, clamping blocks 19 are fixedly arranged at one ends of the plurality of tension springs 17, close to the plurality of first limit grooves 16, and clamped into the clamping grooves 6, so that the plurality of protective shells 1 are fixed with each other, damping rods 18 are fixedly arranged at the inner side of the plurality of protective shells 1, close to the plurality of tension springs 17, of the plurality of clamping blocks 19, and the damping rods 18 can strengthen the strength and the stability of the tension springs 17;

A first limiting block 5 is fixedly arranged at one side of the plurality of protective shells 1 far away from the first limiting groove 16, clamping grooves 6 are formed in the rear end faces of the plurality of first limiting blocks 5, and fixed contact main bodies 4 are hinged to the inner bottom surfaces of the plurality of protective shells 1;

One end, far away from the inclined plate 7, of the plurality of compression springs 8 is fixedly arranged with the plurality of arc push rods 11 respectively, so that when a moving contact is far away from the hinging rod 9, the compression springs 8 drive the plurality of arc push rods 11 to be far away from each other, and therefore the push plates 12 and the reset springs 3 drive the plurality of fixed contact main bodies 4 to be far away from each other, next moving contacts are convenient to enter and exit, through grooves 2 are formed in the front end faces of the plurality of protective shells 1, the moving contacts can enter the protective shells 1 conveniently through the through grooves 2, mounting holes 15 are formed in the positions, close to the rear sides, of the upper ends of the plurality of protective shells 1 conveniently, and the protective shells 1 are fixed conveniently through the mounting holes 15;

A plurality of protective housing 1 is close to a plurality of spacing groove 16 one side terminal surface positions and has offered a plurality of No. two spacing grooves 13 respectively, no. two spacing grooves 13 and No. two stopper 14 mutually support, no. two stopper 14 can block into No. two spacing groove 13 insidely, be convenient for spacing and fixed each other between a plurality of protective housing 1, a plurality of protective housing 1 keep away from a plurality of No. one spacing groove 16 one side terminal surface positions and fixedly are provided with a plurality of No. two stopper 14 respectively, no. two stopper 14 and No. two spacing groove 13 mutually support, no. two stopper 14 can block into No. two spacing groove 13 insidely, be convenient for mutual fixation between a plurality of protective housing 1, a plurality of reset springs 3 are fixed respectively to be set up in a plurality of fixed contact body 4 two opposite side terminal surface positions, make things convenient for reset spring 3 to drive fixed contact body 4 and reset, be convenient for the moving contact to enter into protective housing 1 inside from between the fixed contact body 4.

Working principle: during the use, through being close to each other two protective housing 1, inside the spacing groove 16 is inserted to stopper 5 No. one, fixture block 19 joint is to draw-in groove 6 inside, fix a plurality of protective housing 1 joint together, the combination of the static contact of being convenient for, the use of a plurality of static contacts is convenient for install fixedly, when inserting protective housing 1 inside the moving contact, the moving contact can inwards extrude hinged plate 10 and make hinged plate 10 drive articulated lever 9 to protective housing 1 rear end removal, articulated lever 9 pulling arc push rod 11 is close to each other between every two, drive reset spring 3 between every two push pedal 12 and be close to each other, thereby promote the static contact main part 4 and the mutual close fit of moving contact together, the use of the static contact of being convenient for, prevent to use for a long time and lead to the static contact main part 4 not hard up, the moving contact is with the insecure of static contact main part 4 contact, influence signal and current transmission.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Combined type static contact, including a plurality of protective housing (1), its characterized in that: a plurality of arc push rods (11) are fixedly hinged to the inner wall of the rear side of the protective shell (1) at the middle position, push plates (12) are hinged to the positions of two opposite sides of the arc push rods (11), return springs (3) are fixedly arranged at the positions of two opposite sides of the push plates (12), inclined plates (7) are fixedly arranged at the positions of two sides of the inner wall of the rear side of the protective shell (1), compression springs (8) are fixedly arranged at the positions of the front end face of the inclined plates (7), hinge rods (9) are respectively hinged to the positions of two opposite sides of the arc push rods (11), and hinge plates (10) are hinged to each other between the hinge rods (9);

A first limit groove (16) is formed in the protective shell (1) at a position close to one side, tension springs (17) are fixedly arranged in the protective shell (1) at positions close to the first limit grooves (16), clamping blocks (19) are fixedly arranged at one ends of the tension springs (17) close to the first limit grooves (16), and damping rods (18) are fixedly arranged at positions close to the inner sides of the tension springs (17) between the protective shell (1) and the clamping blocks (19);

A plurality of protective housing (1) keep away from stop slot (16) one side position all fixedly be provided with stop block (5), a plurality of stop block (5) rear end face all has seted up draw-in groove (6), a plurality of bottom surface position all articulates in protective housing (1) is provided with stationary contact main part (4).

2. The combined static contact according to claim 1, wherein: one end, far away from the inclined plate (7), of the compression springs (8) is fixedly arranged with the arc push rods (11) respectively.

3. The combined static contact according to claim 1, wherein: the front end surfaces of the protective shells (1) are provided with through grooves (2) in a penetrating mode near the middle positions.

4. The combined static contact according to claim 1, wherein: mounting holes (15) are formed in the positions, close to the rear sides, of the upper ends of the protective shells (1) in a penetrating mode.

5. The combined static contact according to claim 1, wherein: a plurality of second limiting grooves (13) are respectively formed in the end face of the protective shell (1) close to one side of the first limiting grooves (16).

6. The combined static contact according to claim 1, wherein: a plurality of second limiting blocks (14) are fixedly arranged at the end face positions, far away from one side of the first limiting grooves (16), of the protective shell (1).

7. The combined static contact according to claim 1, wherein: the plurality of return springs (3) are respectively and fixedly arranged at the end face positions of the opposite sides of the plurality of fixed contact main bodies (4).