CN220492252U - Crimping formula binding post - Google Patents

Abstract

The utility model discloses a crimping type binding post, which belongs to the technical field of power devices and comprises a binding post shell, a top cover, a pressing part, a first connector and a second connector, wherein the top cover is provided with a first connecting hole; the middle part of the binding post shell is provided with two sets of contact points and fixed blocks, the first connector and the second connector are in sliding fit with the fixed blocks through the inner grooves, springs are arranged between the first connector and the second connector, the first connector and the second connector are provided with connecting pieces, the upper part of the pressing part is connected with a top cover at the top of the first connector through a tension spring, the lower part of the pressing part penetrates through the first connector and is fixedly connected with the second connector, and the initial distance between the connecting pieces of the first connector and the layer of binding contacts is smaller than the initial distance between the connecting pieces of the second connector and the layer of binding contacts. The utility model realizes the functions of sequentially adding the contact points and the loop according to the increase of the pressing force, solves the problem that the multi-layer contact points in the existing wiring terminal cannot be contacted separately, can improve the control efficiency and reduce the production cost.

Description

Crimping formula binding post

Technical Field

The utility model relates to the technical field of power devices, in particular to a crimping type wiring terminal.

Background

The connecting terminal is an accessory product for realizing electrical connection, and can be used for connecting two wires or connecting wires and conducting strips. The connecting terminal can realize connection and disconnection operation according to the needs, and two wires do not need to be welded or wound together in the use process, so that the connecting terminal has the advantages of convenience and quickness.

When the method is applied to a large-scale controller, the on-off of a plurality of lines is often required to be controlled, along with the increase of the use duration, the large-scale controller has common commonality, such as the definite priority arrangement sequence of the common use degree of each passage and relatively fixed distribution, but in the subsequent use process, the on-off of part of the common use passages and the common use passages is still continuously forced, the unnecessary power and the loss of parts are easy to be caused, and along with the increase of the number of times of joints, the problem of poor contact and loose connection exists in the wiring terminals in the common use passages, so that the contact points are overheated and fail, and the failure rate is increased. The mode that adopts the wiring contact in the same binding post of reduction and increase binding post is in order to avoid above-mentioned problem to some prior art, realizes independent control, but easily causes the whole volume of controller to increase, problem that control part increases, increases manufacturing cost, reduction operating efficiency.

Therefore, a sequential contact, a small and light wiring terminal, and redesign of the internal structure thereof are needed to solve the problem of simultaneous wiring of multiple layers of contacts in the existing wiring terminal, thereby improving the operation efficiency, reducing the volume of equipment and lowering the production cost.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a crimping type wiring terminal.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a crimping type wiring terminal comprises a wiring terminal shell, a top cover, a pressing part, a first connector and a second connector;

the middle part of the binding post shell is provided with a guide rail, two sets of contact points are symmetrically arranged along the guide rail, a fixed block is further arranged on the guide rail, the first connector and the second connector are identical in structure, a groove is formed in one side of the first connector and is in sliding fit with the groove, a spring is arranged in the groove, one end of the spring is connected with the inner wall of the groove, the other end of the spring is connected with the fixed block, the first connector and the second connector are further provided with connecting pieces for connecting with the same layer of contact points to form a passage, a top cover is fixedly arranged on the first connector, the upper part of the pressing part is connected with the top cover through a tension spring, the lower part of the pressing part penetrates through the first connector and is fixedly connected with the second connector, and the initial distance between the connecting pieces of the first connector and the layer of contact points is smaller than the initial distance between the connecting pieces of the second connector and the layer of contact points.

Further, the pressing part comprises a pressing block, a pushing plate and a pushing rod, wherein the upper part of the pressing block extends out of the top cover, the lower part of the pressing block is fixedly connected with the pushing plate, and the pushing plate is fixedly connected with the pushing rod.

Further, a connecting piece mounting groove is formed in the first connector, the connecting piece penetrates through the connecting piece mounting groove, and a connecting piece spring is arranged between the connecting piece mounting groove and the connecting piece.

Further, connecting piece contacts are respectively arranged at two ends of the connecting piece, and the connecting piece contacts are matched with the wiring contacts at the same layer.

Further, the connecting piece is also provided with a bayonet, and the connecting piece is matched with the upper edge and the lower edge of the connecting piece mounting groove through the bayonet.

Further, the push rod penetrates through the groove of the first connector and the connecting piece mounting groove.

Advantageous effects

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

the device is sequentially connected with the points, is small and light, and realizes single-channel connection by pressing the connecting sheet of the first connector in advance to connect with the first wiring contact; then continuing to press and trigger the second connecting sheet to be connected with the second wiring contact so as to realize double-channel connection; the device can be used for arranging the priority of the channels in the type of controller according to the common degree, and the priority is from high to low, so that the channels are sequentially arranged along the position direction from the first connector to the second connector, the operation efficiency is improved, the equipment volume is reduced, and the production cost is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

Fig. 1 is a front view of a crimp terminal according to the present utility model in an initial position;

fig. 2 is a front view of a crimp terminal according to the present utility model, in which an upper layer passage is connected;

fig. 3 is a front view of a crimp terminal according to the present utility model when a lower layer passage is connected;

fig. 4 is a front view of a terminal housing in a crimp terminal according to the present utility model;

FIG. 5 is a side perspective view of a first connector and pushrod of a crimp terminal according to the present utility model without a connecting piece and spring;

in the figure: 1. pressing the blocks; 2. a tension spring; 3. a push plate; 4. a push rod; 5. a first connector; 6. a second connector; 7. a first wiring contact; 8. a second wiring contact; 9. a fixed block; 10. a groove; 11. a connecting piece mounting groove; 12. a top cover; 13. a connecting sheet; 14. a spring; 15. a pressing part.

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.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

With reference to figures 1-5 of the drawings,

a crimping type wiring terminal comprises a wiring terminal shell, a top cover 12, a pressing part 15, a first connector 5 and a second connector 6;

the middle part of the binding post shell is provided with a guide rail, two sets of contact points are symmetrically arranged along the guide rail, a fixed block 9 is also arranged on the guide rail, the first connector 5 and the second connector 6 have the same structure, one side is provided with a groove 10, the fixed block 9 is in sliding fit with the groove 10, a spring 14 is arranged in the groove 10, one end of the spring 14 is connected with the inner wall of the groove 10, the other end of the spring is connected with the fixed block 9, so that the first connector 5 and the second connector 6 can slide along the guide rail in an oriented way by the contraction of the spring 14, the first connector 5 and the second connector 6 are also provided with connecting sheets 13 for connecting with the contact points on the same layer to form a passage, the first connector 5 is fixedly provided with a top cover 12, the top cover 12 adopts waterproof and dustproof materials with certain elasticity, the stable operation of the internal mechanism of the pressing part 15 is protected, and the service life of the internal mechanism is prolonged; the upper part of the pressing part 15 is connected with the top cover 12 through the tension spring 2, the lower part of the pressing part 15 penetrates through the first connector 5 and is fixedly connected with the second connector 6, and the pressing part 15 can move up and down along with the stretching of the tension spring 2 and the spring 14, so that the connectors are moved to corresponding positions according to different pressing forces, the connection of all passages is promoted, and the control of the contact points of all passages which are connected in sequence is realized; the initial distance between the connecting piece 13 of the first connector 5 and the layer of wiring contacts is smaller than the initial distance between the connecting piece 13 of the second connector 6 and the layer of wiring contacts, so that the precondition that all the path contacts are sequentially connected is established, and the arrangement of the sequentially connected contacts is realized.

In other preferred embodiments, the pressing portion 15 includes a pressing block 1, a pushing plate 3, and a pushing rod 4, where the upper portion of the pressing block 1 extends outside the top cover 12, the lower portion of the pressing block 1 is fixedly connected to the pushing plate 3, the pushing plate 3 is fixedly connected to the pushing rod 4, and by hard connection of the pressing block 1 with the pushing plate 3 and the pushing rod 4, quick response of pressing information can be achieved, and a path is formed quickly.

In other preferred embodiments, the first connector 5 is provided with the connecting piece 13 mounting groove 11, the connecting piece 13 is further provided with a bayonet, the connecting piece 13 penetrates through the connecting piece 13 mounting groove 11 and is matched with the upper edge and the lower edge of the connecting piece 13 mounting groove 11 through the bayonet, the bayonet can effectively limit the connecting piece 13, the connecting piece 13 is prevented from sliding transversely relative to the corresponding connector to be dislocated and removed, meanwhile, the condition that the contact points are not effectively butted is effectively reduced, a connecting piece 13 spring 14 is arranged between the connecting piece 13 mounting groove 11 and the connecting piece 13, the connecting piece 13 spring 14 can effectively buffer the pressure generated at the connecting piece 13 of the first connector 5 due to the fact that the pressing part 15 continues to move downwards after the connecting piece 13 of the first connector is butted with an upper wiring contact, and the service life of the connecting piece 13 at the first connector 5 is prolonged.

In other preferred embodiments, the two ends of the connecting piece 13 are respectively provided with a connecting piece 13 contact, and the connecting piece 13 contact is matched with the wiring contact of the same layer, so that a stable passage is formed, and unnecessary electric loss is reduced.

The working principle and the using flow of the utility model are as follows:

when the controller works, an operator presses the ejector rod in the controller to trigger the pressing part 1 to move downwards, the pressing part 1 drives the top cover 12 to move downwards with the first connector 5 through the tension spring 2, the first connector 5 pushes the second connector 6 to move downwards synchronously, the spring 3 in the first connector and the second connector is contracted by the compression force, then the connecting piece of the first connector 5 is abutted with the first wiring contact 7, and the upper-layer passage is communicated; if the lower-layer passage is required to be communicated, the ejector rod in the controller is continuously pressed, so that the ejector rod continuously pushes the pressing part 1 to move downwards, at the moment, the first connector 5 and the top cover 12 are kept motionless, the tension spring 2 stretches, the pressing part 1 drives the second connector 6 to move downwards through the push plate 3 and the push rod 4 until the connecting piece of the second connector 6 abuts against the second wiring contact 8, the lower-layer passage is communicated, and at the moment, the double passages are all in a communicating state.

Before the pressing force at the pressing part is removed, the stretched tension spring 2 has a tightening trend, the springs 3 in the compressed first connector and the compressed second connector have a stretching trend, when the operation staff releases the ejector rod in the controller and quickly resets, and all the mechanisms are restored to the initial state that the double passages are not communicated.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. A crimping formula binding post, its characterized in that: the connector comprises a binding post shell, a top cover, a pressing part, a first connector and a second connector;

the connecting terminal comprises a connecting terminal shell, and is characterized in that a guide rail is arranged in the middle of the connecting terminal shell, two sets of contact points are symmetrically arranged along the guide rail, a fixing block is further arranged on the guide rail, the first connector and the second connector are identical in structure and are provided with grooves on one side, the fixing block is in sliding fit with the grooves, springs are arranged in the grooves, one ends of the springs are connected with the inner walls of the grooves, the other ends of the springs are connected with the fixing block, connecting pieces are further assembled on the first connector and the second connector and are used for being connected with the contact points on the same layer to form a passage, a top cover is fixedly arranged on the first connector, the upper portion of a pressing portion is connected with the top cover through a tension spring, the lower portion of the pressing portion penetrates through the first connector and is fixedly connected with the second connector, and the initial distance between the connecting pieces of the first connector and the contact points on the layer is smaller than the initial distance between the connecting pieces of the second connector and the contact points on the layer.

2. A crimp terminal according to claim 1, wherein: the pressing part comprises a pressing block, a pushing plate and a pushing rod, wherein the upper part of the pressing block extends out of the top cover, the lower part of the pressing block is fixedly connected with the pushing plate, and the pushing plate is fixedly connected with the pushing rod.

3. A crimp terminal according to claim 2, wherein: a connecting piece mounting groove is formed in the first connector, the connecting piece penetrates through the connecting piece mounting groove, and a connecting piece spring is arranged between the connecting piece mounting groove and the connecting piece.

4. A crimp terminal according to claim 3, wherein: the push rod penetrates through the groove of the first connector and the connecting sheet mounting groove.

5. A crimp terminal according to claim 3, wherein: the connecting piece is also provided with a bayonet, and the connecting piece is matched with the upper edge and the lower edge of the connecting piece mounting groove through the bayonet.

6. A crimp terminal according to claim 1, wherein: and connecting piece contacts are respectively arranged at two ends of the connecting piece and are matched with the wiring contacts at the same layer.