CN209948064U

CN209948064U - Wiring terminal used in electrical cabinet

Info

Publication number: CN209948064U
Application number: CN201920789539.8U
Authority: CN
Inventors: 潘华云; 赵雪宇; 高笛超
Original assignee: Chengdu Jiaoda Chuandian Technology Co Ltd
Current assignee: Chengdu Jiaoda Chuandian Technology Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-14
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a binding post for in regulator cubicle, belong to and relate to power device technical field, it includes insulating casing, the line ball copper sheet, preforming and mounting, the holding chamber has been seted up on insulating casing's top, insulating casing's lateral wall sets up the perforation that runs through insulating casing, and perforation and holding chamber intercommunication, the holding chamber is provided with the sand grip that is used for with the mounting joint on just right both sides wall, the line ball copper sheet sets up the diapire at the holding chamber, the preforming sets up on the terminal surface of movable block towards holding chamber diapire, insert the required wiring and wear aloft, use mounting and sand grip joint can accomplish the wiring process, the wiring process is simple and convenient, need not to use the screw to fix, easily operation.

Description

Wiring terminal used in electrical cabinet

Technical Field

The utility model relates to a power device technical field especially relates to a binding post for in regulator cubicle.

Background

The regulator cubicle is formed by steel processing and is used for protecting the cupboard of components and parts normal work, when will making the components and parts in the regulator cubicle work of mutually supporting, just need be connected through the wire electricity between each components and parts, consequently often need use binding post.

A connecting terminal is an accessory product for realizing electrical connection, and is industrially divided into the category of connectors. With the increasing industrial automation degree and the stricter and more precise industrial control requirements, the usage of the connecting terminal is gradually increased. With the development of the electronic industry, the use range of the connecting terminal is more and more, and the types of the connecting terminal are more and more.

The connecting terminal is used for conveniently connecting the wires, and is actually a section of metal sheet sealed in insulating plastic, both ends of the metal sheet are provided with holes for inserting the wires, and screws are used for fastening or loosening, for example, two wires are connected at times and disconnected at times, and then the two wires can be connected by using the terminal and disconnected at any time without welding or winding the two wires together, so that convenience and rapidness are realized. The crimping area in the terminal is to ensure reliable contact and to ensure that sufficient current can pass.

Most of the existing wiring terminals are fastened or loosened by screws, so that the wiring terminals are inconvenient to operate when in wiring, and wiring personnel need to use the screws to screw and loosen tools to operate, so that the work of the wiring personnel is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a binding post for in regulator cubicle has the advantage of the operation of being convenient for when the wiring.

In order to realize the purpose, the utility model discloses a technical scheme is: a wiring terminal used in an electrical cabinet comprises an insulating shell, a wire pressing copper sheet, a pressing sheet and a fixing piece, wherein the top end of the insulating shell is provided with an accommodating cavity, the side wall of the insulating shell is provided with a through hole penetrating through the insulating shell, and the through hole is communicated with the accommodating cavity;

the fixed piece comprises a movable block, a spring and at least two clamping blocks, the movable block can move along the axis direction of the accommodating cavity, a placing groove is formed in the end face of the movable block, two side walls, right opposite to the placing groove, penetrate through sliding grooves in sliding connection with the clamping blocks, the spring is arranged in the placing groove, two ends of the spring are respectively connected with different clamping blocks, one ends, far away from the spring, of the two clamping blocks penetrate through the movable block, the end face of the penetrating end of each clamping block is arranged to be an inclined plane, the inclined plane faces the bottom wall of the accommodating cavity, and two side walls, right opposite to the accommodating cavity, of the accommodating cavity are provided with protruding strips used for pushing;

the pressing line copper sheet is arranged on the bottom wall of the accommodating cavity, and the pressing sheet is arranged on the end face, facing the bottom wall of the accommodating cavity, of the moving block.

When the technical scheme is implemented, an operator inserts a wire to be contacted into the accommodating cavity from the through hole so that the wire is arranged between the wire pressing copper sheet and the pressing sheet, then presses the movable block towards the bottom of the accommodating cavity so that the pressing sheet approaches towards the direction of the wire pressing copper sheet, after the clamping block is in contact with the convex strip, the convex strip pushes the clamping block to be accommodated in the movable block under the action of thrust, and the spring is in a compressed state; when the clamping block leaves the convex strips, the springs return to deform to push the clamping block to penetrate out of the sliding groove, the wire is clamped between the wire pressing copper sheet and the pressing sheet, and the convex strips and the clamping block limit the moving block to enable the moving block to be fixed at the current position, so that wiring is completed; when the wire is removed, an operator moves the two clamping blocks to enable the clamping blocks to be close to each other, the spring is in a compressed state at the moment, after the clamping blocks are completely retracted into the moving block, the moving block is moved towards the direction far away from the containing cavity, the wire can be taken out from the space between the wire pressing copper sheet and the pressing sheet at the moment, the wire connection and removal process is simple and convenient, the fixing is not needed by screws, and the operation is easy; the setting of spout makes the joint piece can carry on spacingly with the joint piece in the direction of perpendicular to sand grip when with the sand grip joint for joint piece and spring all are connected all the time with the movable block, make the structure of mounting firm.

Furthermore, a limiting rod used for limiting the spring in the placing groove is arranged at the port of the placing groove.

Implement above-mentioned technical scheme, setting up of gag lever post has reduced the spring because of the atress is uneven when the compression, and the phenomenon that the standing groove was separated to the intermediate part of spring takes place, has reduced the probability that the spring damaged, prolongs the life of mounting.

Further, two all be provided with the recess that is used for making things convenient for operating personnel to remove the joint piece on the joint piece.

Implement above-mentioned technical scheme, the setting up of recess provides the point of application of force for operating personnel removes the joint piece, makes things convenient for operating personnel to remove the joint piece and dismantles the line.

Furthermore, anti-skid lines are arranged in the grooves.

Implement above-mentioned plausible technical scheme, the frictional force between recess lateral wall and operating personnel has been increased in setting up of antiskid line, reduces the phenomenon of skidding that operating personnel produced when promoting the joint piece, makes things convenient for operating personnel to remove the joint piece.

Furthermore, a stop block used for preventing the moving block from being separated from the insulating shell is arranged on the moving block.

Implement above-mentioned technical scheme, the phenomenon that the dog setting has reduced the movable block and has separated with insulating casing takes place, has reduced the probability that the mounting lost, the operating personnel's of being convenient for use.

Further, two the one end of joint piece holding in the standing groove is provided with the separation blade that is used for preventing the spring from getting into the spout.

Implement above-mentioned technical scheme, the setting of separation blade can effectually prevent that the spring from getting into the spout in, prevents that the spring card from in the spout, and the phenomenon that leads to the joint piece can not retract the movable block completely takes place, has reduced the unable phenomenon of using of mounting, has prolonged the life of mounting.

Furthermore, a rubber block is clamped between the wire pressing copper sheet and the bottom wall of the accommodating cavity.

Implement above-mentioned technical scheme, the setting up of block rubber makes this binding post can adapt to the different lines of diameter in certain extent for this binding post has certain commonality.

Compared with the prior art, the utility model has the advantages of:

the wiring and disconnecting process is simple and convenient, the fixing is not required to be carried out by using screws, and the operation is easy;

the arrangement of the sliding groove enables the clamping block to be clamped with the convex strip and simultaneously limits the clamping block in the direction perpendicular to the convex strip, so that the clamping block and the spring are connected with the moving block all the time, and the structure of the fixing piece is stable;

the limiting rod is arranged, so that the phenomenon that the spring partially leaves the placing groove due to uneven stress when the spring is compressed is reduced, the probability of damage of the spring is reduced, and the service life of the fixing piece is prolonged;

the groove provides a force application point for an operator to move the clamping block, so that the operator can conveniently move the clamping block to disassemble the cable;

fifthly, the blocking piece is arranged to effectively prevent the spring from entering the sliding groove, prevent the spring from being clamped in the sliding groove, and prevent the clamping block from being retracted into the moving block completely, so that the phenomenon that the fixing piece cannot be used is reduced, and the service life of the fixing piece is prolonged.

Drawings

Fig. 1 is a schematic sectional view of an embodiment of the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1. an insulating housing; 11. an accommodating cavity; 111. a convex strip; 12. perforating; 2. pressing copper sheets; 3. tabletting; 4. a fixing member; 41. a moving block; 411. a placement groove; 412. a chute; 413. a limiting rod; 414. a stopper; 42. a spring; 43. a clamping block; 431. a groove; 432. a baffle plate; 5. a rubber block.

Detailed Description

The present invention will be further explained below.

Example (b):

as shown in fig. 1, a wiring terminal for use in an electrical cabinet includes an insulating housing 1, a wire pressing copper sheet 2, a pressing sheet 3 and a fixing member 4, wherein a holding cavity 11 is formed at the top end of the insulating housing 1, a through hole 12 penetrating through the insulating housing 1 is formed in a side wall of the insulating housing 1, and the through hole 12 is communicated with the holding cavity 11. In this embodiment, the edges and corners of the insulating housing 1 are all provided with fillets (not shown in the figure) to prevent the edges and corners of the insulating housing 1 from scratching the operator, thereby improving the safety of the operator.

As shown in fig. 1 and 2, the fixing member 4 includes a moving block 41, a spring 42, and at least two engaging blocks 43, in this embodiment, two engaging blocks 43 are provided, and in other embodiments, three engaging blocks 43 may be provided to increase the stability of the fixing member 4. The moving block 41 can move along the axial direction of the accommodating cavity 11, a placing groove 411 is formed in the end surface of the moving block 41, and two side walls opposite to the placing groove 411 are provided with a sliding groove 412 connected with the clamping block 43 in a sliding manner. Spring 42 sets up in standing groove 411, and the both ends of spring 42 are connected with different joint piece 43 respectively, and the open end of standing groove 411 is provided with gag lever post 413 for inject spring 42 all the time in standing groove 411, reduce the deformation that produces in its axis direction of perpendicular to after the spring 42 atress, reduce the probability that spring 42 damaged. The moving block 41 is arranged at one end, far away from the spring 42, of each of the two clamping blocks 43, the end face of the penetrating end of each clamping block 43 is an inclined plane, and the inclined plane is arranged towards the bottom wall of the accommodating cavity 11. The clamping block 43 is accommodated in one end of the placing groove 411 and is provided with a groove 431 on the side wall deviating from the bottom wall of the placing groove 411, anti-slip patterns are arranged in the groove 431, and an operator can move the clamping block 43 through the groove 431 conveniently. The blocking piece 432 is disposed at one end of the clamping block 43 accommodated in the accommodating slot 411 to prevent the spring 42 from entering the sliding slot 412 and being clamped in the sliding slot 412, so that the clamping block 43 cannot retract into the moving block 41. Two opposite side walls of the accommodating cavity 11 are provided with convex strips 111 for pushing the clamping block 43 into the moving block 41. The arrangement of the convex strip 111 and the clamping block 43 enables the moving block 41 to be fixed at the current position, and an operator does not need to additionally use other tools for fixing.

As shown in fig. 1 and 2, a stop 414 contacting with the protruding strip 111 is disposed on a side wall of the moving block 41 and near a bottom wall of the accommodating cavity 11, so as to prevent the moving block 41 from being separated from the insulating housing 1, and reduce the loss of the fixing member 4. The pressing line copper sheets 2 are arranged on the bottom wall of the accommodating cavity 11, the rubber block 5 is clamped between the pressing line copper sheets 2 and the bottom wall of the accommodating cavity 11, and the pressing sheet 3 is arranged on the end face, facing the bottom wall of the accommodating cavity 11, of the moving block 41. The rubber block 5 has certain deformability, so that the wiring terminal can adapt to connection of wires with different diameters in a certain range, and the wiring terminal has certain universality.

The wiring process:

an operator inserts a wire to be connected into the accommodating cavity 11 from the through hole 12, so that the wire is arranged between the wire pressing copper sheets 2 and the pressing sheet 3, then the operator presses the moving block 41 towards the bottom direction of the accommodating cavity 11, so that the pressing sheet 3 approaches towards the wire pressing copper sheets 2, after the clamping block 43 is in contact with the protruding strip 111, the protruding strip 111 pushes the clamping block 43 to be accommodated in the moving block 41 under the action of pushing force, and at the moment, the spring 42 is in a compressed state; when the clamping block 43 leaves the protruding strip 111, the spring 42 returns to deform to push the clamping block 43 to penetrate out of the sliding groove 412, the wire is clamped between the wire pressing copper sheet 2 and the pressing sheet 3 at the moment, and the protruding strip 111 and the clamping block 43 limit the moving block 41 to enable the moving block 41 to be fixed at the current position, so that the wiring is completed.

The process of removing stitches:

an operator moves the two clamping blocks 43 to enable the clamping blocks to be close to each other, the spring 42 is in a compression state at the moment, after the clamping blocks 43 are completely retracted into the moving block 41, the moving block 41 is moved towards the direction far away from the accommodating cavity 11, and at the moment, the wire can be taken out from the space between the wire pressing copper sheet 2 and the pressing sheet 3, so that the wire removing process is completed.

The wiring and the process of taking out stitches are simple and convenient, need not to use the screw to fix, easily operation.

The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The wiring terminal for the electrical cabinet is characterized by comprising an insulating shell (1), a wire pressing copper sheet (2), a pressing sheet (3) and a fixing piece (4), wherein an accommodating cavity (11) is formed in the top end of the insulating shell (1), a through hole (12) penetrating through the insulating shell (1) is formed in the side wall of the insulating shell (1), and the through hole (12) is communicated with the accommodating cavity (11);

the fixed part (4) comprises a moving block (41), a spring (42) and at least two clamping blocks (43), the moving block (41) can move along the axial direction of the accommodating cavity (11), a placing groove (411) is arranged on the end surface of the moving block (41), two side walls opposite to the placing groove (411) are provided with a sliding groove (412) in a penetrating way, the sliding groove is connected with the clamping block (43) in a sliding way, the spring (42) is arranged in the placing groove (411), two ends of the spring (42) are respectively connected with different clamping blocks (43), one end of each clamping block (43) far away from the spring (42) penetrates through the moving block (41) to be arranged, the end surface of the penetrating end of each clamping block (43) is an inclined surface, the inclined surface is arranged towards the bottom wall of the accommodating cavity (11), and two side walls opposite to the accommodating cavity (11) are provided with convex strips (111) used for pushing the clamping block (43) into the moving block (41);

the pressing line copper sheets (2) are arranged on the bottom wall of the accommodating cavity (11), and the pressing sheets (3) are arranged on the end face, facing the bottom wall of the accommodating cavity (11), of the moving block (41).

2. A terminal block for use in an electrical cabinet according to claim 1, wherein a port of the placing groove (411) is provided with a limiting rod (413) for limiting the spring (42) in the placing groove (411).

3. The wiring terminal for use in an electrical cabinet according to claim 1, wherein a groove (431) for facilitating an operator to move the clamping block (43) is formed on each of the two clamping blocks (43).

4. A terminal block for use in an electrical cabinet according to claim 3, wherein the groove (431) is provided with anti-slip threads therein.

5. A terminal block for use in an electrical cabinet according to claim 1, wherein the moving block (41) is provided with a stopper (414) for preventing the moving block (41) from being separated from the insulating housing (1).

6. The connecting terminal for use in an electrical cabinet according to claim 1, wherein one end of the two clamping blocks (43) accommodated in the accommodating slot (411) is provided with a blocking piece (432) for preventing the spring (42) from entering the sliding slot (412).

7. The wiring terminal for the electrical cabinet as claimed in claim 1, wherein a rubber block (5) is further clamped between the copper crimping sheet (2) and the bottom wall of the accommodating cavity (11).