CN210350117U

CN210350117U - Wiring terminal

Info

Publication number: CN210350117U
Application number: CN201921895519.5U
Authority: CN
Inventors: 于高明; 于大军
Original assignee: Wendeng Qiri Electronics Co Ltd
Current assignee: Wendeng Qiri Electronics Co Ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-04-17
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a wiring terminal, which comprises a shell and a shell cavity, wherein the shell cavity is communicated with the shell in the front and back directions, the shell comprises side walls on the left and right sides, a top wall connected between the upper ends of the two side walls and a bottom wall connected between the lower ends of the two side walls, and a guide plate, a pressing plate and a conductive block are sequentially arranged in the shell cavity from top to bottom; a pressing bolt which is vertically arranged is screwed on the guide plate, the lower end part of the pressing bolt is rotatably connected on the pressing plate, an avoidance hole through which the upper end part of the pressing bolt penetrates upwards is arranged on the top wall, and a jacking spring with the upper end abutting against the upper end of the top wall and the lower end abutting against the guide plate is sleeved on the pressing bolt; the wiring terminal is simple in structure and convenient to use, and can pre-press the branch lead inserted into the press-fitting hole, so that a compression screw can be conveniently screwed subsequently, and the compression effect is guaranteed.

Description

Wiring terminal

Technical Field

The utility model relates to a binding post.

Background

For example, when one or more branch wires are connected to a main wire, the main wire is usually fixed to the terminal, then the branch wires are inserted into press-fitting holes of the terminal, and then the branch wires are pressed into the press-fitting holes by screws and pressing sheets; however, in specific operation, because the wires have certain elasticity and resetting capability, after one or more than two branch wires are inserted into the press-fitting holes of the wiring terminal, the hands of a worker usually cannot release the holding force on the branch wires, and then the other hand is used for screwing the compression screw, and the hands of the worker cannot be completely released until the branch wires are compressed in the press-fitting holes; and if before not screwing the housing screw, loosen the branch wire, then the branch wire probably withdraws from the pressure equipment hole, then influences assembly efficiency, simultaneously, can't guarantee the degree of compressing tightly of branch wire, then causes follow-up branch wire to drop, influences equipment safety.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a simple structure, convenient to use can carry out pre-compaction to inserting to the downthehole branch conductor of pressure equipment to convenient follow-up revolving twists compression screw, guarantees to compress tightly the binding post of effect.

In order to solve the technical problem, the utility model discloses a casing link up the shell chamber of casing around with, its structural feature is: the shell comprises side walls on the left side and the right side, a top wall connected between the upper ends of the two side walls and a bottom wall connected between the lower ends of the two side walls, a guide plate, a pressing plate and a conductive block are sequentially arranged in the shell cavity from top to bottom, and the guide plate, the pressing plate and the conductive block can only move up and down in the shell cavity; the guide plate is screwed with a vertically arranged compression bolt, the lower end part of the compression bolt is rotatably connected to the pressing plate, the top wall is provided with an avoidance hole for the upper end part of the compression bolt to penetrate out upwards, and the compression bolt is sleeved with a top spring with the upper end abutting against the top wall and the lower end abutting against the guide plate; and a limiting part for limiting the upward moving height of the guide plate is arranged between the shell and the guide plate.

After the structure is adopted, when the wire is required to be pressed, the pressing bolt is firstly rotated to enable the guide plate to move downwards for a section of stroke, then the pressing bolt is pulled to move upwards, at the moment, the pressing plate and the guide plate move upwards along with the pressing bolt, then the main lead wire is inserted into the gap between the conductive block and the bottom wall, the branch lead wire is inserted into the gap between the conductive block and the pressing plate, at the moment, the pressing bolt is loosened, the top spring downwards pushes the guide plate to enable the pressing bolt to move downwards, meanwhile, the conductive block moves downwards, so that the main lead wire and the branch lead wire are temporarily pressed on the upper side and the lower side of the conductive block, the main lead wire and the branch lead wire are also electrically connected, then the pressing bolt is screwed, as the pressing bolt is rotatably connected with the conductive block and is screwed with the guide plate, therefore, the guide plate can overcome the jacking force of the top spring to move upwards, when the guide, the pressing bolt can push the pressing plate to move downwards, so that the main conducting wire and the branch conducting wire are fully pressed on the upper side and the lower side of the conducting block, and at the moment, the work of pressing the conducting wire is completed; when the conducting wire needs to be taken down, the steps are carried out in a reverse direction, the pressing bolt is unscrewed firstly, the guide plate moves downwards, and then the pressing bolt is pulled upwards, so that the main conducting wire and the branch conducting wire can be taken down.

Furthermore, the side wall is provided with a vertically extending guide hole, the guide hole penetrates through the side wall from left to right, and the left side surface and the right side surface of the conductive block are respectively provided with a lower guide post extending into the guide hole on the same side.

The limiting parts are upper guide posts which are respectively arranged on the left side surface and the right side surface of the guide plate and respectively extend into the guide holes on the same side, and the upper guide posts move upwards and abut against the top ends of the guide holes to limit the guide plate to move upwards continuously.

In order to intensively press the lead at a certain position, the top and the bottom of the conductive block are respectively provided with a wire pressing groove which penetrates from the front to the back of the conductive block, the bottom of the pressing plate is provided with an upper wire pressing part matched with the shape of the wire pressing groove at the upper side, and the top of the bottom wall is provided with a lower wire pressing part matched with the shape of the wire pressing groove at the lower side.

The bottom of the upper wire pressing part is provided with a wire pressing groove which penetrates from the front to the back of the upper wire pressing part; and the top of the lower wire pressing part is provided with a wire pressing groove which penetrates from the front to the back of the lower wire pressing part.

In order to incite somebody to action the utility model discloses fix on circuit board or external device, the bottom consolidation of casing has the connecting plate that the level set up, be equipped with the mounting hole that link up from top to bottom on the connecting plate.

The left width and the right width of the conductive block are matched with the left width and the right width of the shell cavity.

The top of the compression bolt is provided with a straight notch or a cross notch which is convenient for a screwdriver to screw.

To sum up, the utility model discloses simple structure, convenient to use can carry out precompression to inserting to the downthehole branch conductor of pressure equipment to convenient follow-up revolving screws and revolves housing screw, guarantees to compress tightly the effect.

Drawings

The invention will be described in further detail with reference to the following drawings and embodiments:

FIG. 1 is a schematic view of the structure of the utility model;

fig. 2 is a left side view structure diagram of the present invention;

FIG. 3 is a schematic view of the operation of pulling the hold-down bolt upward;

fig. 4 is a schematic diagram of the operation of pressing the pressing plate on the top of the conductive block.

Detailed Description

Referring to the attached drawings, the connecting terminal comprises a cuboid-shaped shell and a shell cavity 1 which penetrates through the shell from front to back, wherein the shell comprises side walls 2 at the left side and the right side, a top wall 3 connected between the upper ends of the two side walls 2 and a bottom wall 4 connected between the lower ends of the two side walls 2, the shell can be formed by sheet metal bending, as shown in figure 1, the height of the shell cavity 1 is larger than the left-right width, next, a guide plate 5, a pressing plate 6 and a conductive block 7 are sequentially arranged in the shell cavity 1 from top to bottom, the conductive block 7 is preferably made of copper, as shown in figures 1 and 2, guide holes 10 which extend vertically are arranged on the two side walls 2, the lower end parts of the guide holes 10 extend to the bottom wall 4, a certain distance is arranged between the upper end of each guide hole 10 and the top wall 3, the guide holes 10 at the two sides penetrate through the side walls 2 from left to right, lower guide posts 11 which extend into the, secondly, the left and right sides of the guide plate 5 are respectively provided with an upper guide post 12 extending into the guide hole 10 at the same side, the outer diameters of the upper guide post 12 and the lower guide post 11 are adapted to the front and rear width of the guide hole 10, and the left and right width of the conductive block is adapted to the left and right width of the shell cavity 1, so that the press plate 6, the guide plate 5 and the conductive block 7 can only move up and down in the shell cavity 1.

Continuing to refer to the attached drawings, a vertically arranged hold-down bolt 8 is screwed on the guide plate 5, the lower end part of the hold-down bolt 8 is freely and rotatably connected on the press plate 6, as shown in fig. 3, the press plate 6 is provided with a unthreaded hole for the lower end part of the hold-down bolt 8 to pass through, the lower end part of the hold-down bolt 8 is provided with a limit ring bulge positioned at the upper side of the unthreaded hole and a clamp spring or a nut positioned at the lower side of the unthreaded hole, therefore, the lower end part of the hold-down bolt 8 can only rotate in the unthreaded hole under the limiting action of the limiting ring bulge and the clamp spring or the nut positioned at the lower side of the unthreaded hole, in addition, the top wall 3 is provided with an avoiding hole for the upper end part of the hold-down bolt 8 to penetrate out upwards, secondly, a top spring 9 with the upper end abutting against the top wall 3 and the lower end abutting against the guide plate 5 is sleeved on the hold-down bolt 8, in addition, the upper end part of the compression bolt 8 is provided with a screwing nut, and the top of the screwing nut is preferably provided with a straight notch or a cross-shaped notch which is convenient for a screwdriver to screw; therefore, when a wire needs to be pressed, the pressing bolt 8 is firstly rotated to enable the guide plate 5 to move downwards for a certain stroke, then the pressing bolt 8 is pulled to move upwards, at the moment, the pressing plate 6 and the guide plate 5 both move upwards along with the pressing bolt 8, then the main conductor is inserted into the gap between the conductive block 7 and the bottom wall 4, the branch conductor is inserted into the gap between the conductive block 7 and the pressing plate 6, at the moment, the pressing bolt 8 is loosened, the top spring 9 downwards pushes the guide plate 5 to enable the pressing bolt 8 to move downwards, at the same time, the conductive block moves downwards along with the main conductor, so that the main conductor and the branch conductor are temporarily pressed on the upper side and the lower side of the conductive block 7, at the moment, the main conductor and the branch conductor are also electrically connected, then the pressing bolt 8 is screwed, as the pressing bolt 8 is rotatably connected with the conductive block and is screwed with the guide plate 5, therefore, the guide plate 5 can move upwards by overcoming the jacking force of the, when the guide plate 5 moves upwards and abuts against the highest position of the guide hole 10, the guide plate stops moving upwards, the pressing bolt 8 can push the pressing plate 6 to move downwards, so that the main lead and the branch lead are fully pressed on the upper side and the lower side of the conductive block 7, and at the moment, the work of pressing the leads is completed; when the conducting wire needs to be taken down, the steps are carried out in the reverse direction, the pressing bolt 8 is unscrewed firstly, the guide plate 5 moves downwards, and then the pressing bolt 8 is pulled upwards, so that the main conducting wire and the branch conducting wire can be taken down.

Continuing to refer to the attached drawings, in order to intensively press the wires at a certain position on the upper side and a certain position on the lower side of the conductive block 7, the top and the bottom of the conductive block 7 are respectively provided with wire pressing grooves 13 which penetrate from the front to the back of the conductive block 7, the wire pressing grooves 13 are arc-shaped grooves, the bottom of the pressing plate 6 is provided with upper wire pressing parts matched with the shapes of the wire pressing grooves 13 on the upper side, the top of the bottom wall 4 is provided with lower wire pressing parts matched with the shapes of the wire pressing grooves 13 on the lower side, and the diameters of the lower wire pressing parts and the upper wire pressing parts are consistent with; in addition, a wire pressing groove penetrating from the front to the back of the upper wire pressing part is formed in the bottom of the upper wire pressing part, a wire pressing groove penetrating from the front to the back of the lower wire pressing part is also formed in the top of the lower wire pressing part, and the wire pressing groove is an arc-shaped groove cavity with a diameter smaller than that of the wire pressing groove 13, so that a space for pressing the wire is formed by a gap between the wire pressing groove and the wire pressing groove 13 on the same side.

In addition, in order to fix the utility model discloses on circuit board or external device, the bottom of casing can be connected with the connecting plate 14 of level setting through modes such as welding, and length is greater than the left and right sides width of casing about connecting plate 14, is equipped with the mounting hole 15 that link up from top to bottom on the left and right sides portion of connecting plate 14.

To sum up, the present invention is not limited to the above-mentioned specific embodiments. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, and all such changes and modifications are intended to be within the scope of the present invention.

Claims

1. The utility model provides a binding post, includes casing and preceding shell chamber (1) that link up the casing, its characterized in that: the shell comprises side walls (2) on the left side and the right side, a top wall (3) connected between the upper ends of the two side walls (2) and a bottom wall (4) connected between the lower ends of the two side walls (2), a guide plate (5), a pressing plate (6) and a conductive block (7) are sequentially arranged in the shell cavity (1) from top to bottom, and the guide plate (5), the pressing plate (6) and the conductive block (7) can only move up and down in the shell cavity (1); a pressing bolt (8) which is vertically arranged is screwed on the guide plate (5), the lower end part of the pressing bolt (8) is rotatably connected to the pressing plate (6), an avoidance hole for the upper end part of the pressing bolt (8) to penetrate out upwards is arranged on the top wall (3), and a jacking spring (9) with the upper end propping against the upper end of the top wall (3) and the lower end propping against the guide plate (5) is sleeved on the pressing bolt (8); and a limiting part for limiting the upward movement height of the guide plate (5) is arranged between the shell and the guide plate (5).

2. A connecting terminal according to claim 1, characterized in that the side wall (2) is provided with a vertically extending guide hole (10), the guide hole (10) penetrates the side wall (2) from left to right, and the left and right sides of the conductive block (7) are respectively provided with a lower guide post (11) extending into the guide hole (10) at the same side.

3. A connecting terminal according to claim 2, characterized in that the limiting parts are upper guide posts (12) respectively arranged on the left and right sides of the guide plate (5) and respectively extending into the guide holes (10) on the same side, and the upper guide posts (12) can limit the guide plate from moving upwards after abutting against the top end of the guide holes (10).

4. A terminal according to claim 1, wherein the top and bottom of the conductive block (7) are respectively provided with a wire-pressing groove (13) penetrating from the front to the rear of the conductive block (7), the bottom of the pressing plate (6) is provided with an upper wire-pressing portion having a shape matching the wire-pressing groove (13) on the upper side, and the top of the bottom wall (4) is provided with a lower wire-pressing portion having a shape matching the wire-pressing groove (13) on the lower side.

5. The connecting terminal according to claim 4, wherein the bottom of the upper crimping portion is provided with a crimping groove which penetrates from the front to the back of the upper crimping portion; and the top of the lower wire pressing part is provided with a wire pressing groove which penetrates from the front to the back of the lower wire pressing part.

6. A terminal according to claim 1, wherein a horizontally arranged connecting plate (14) is fixedly connected to the bottom of the housing, and a vertically penetrating mounting hole (15) is formed in the connecting plate (14).

7. A terminal according to claim 1, characterized in that the left and right width of the conductive block is adapted to the left and right width of the housing (1).

8. A terminal according to claim 1, characterized in that the top of the hold-down bolt (8) is provided with a slotted or cross-slotted opening for facilitating screwing by a screwdriver.