CN219393864U

CN219393864U - Connecting device of binding post

Info

Publication number: CN219393864U
Application number: CN202320871385.3U
Authority: CN
Inventors: 李厚成
Original assignee: Nanjing Dingyou Automation Technology Co ltd
Current assignee: Nanjing Dingyou Automation Technology Co ltd
Priority date: 2023-04-18
Filing date: 2023-04-18
Publication date: 2023-07-21
Anticipated expiration: 2033-04-18

Abstract

The utility model discloses a connecting device of a wiring terminal, which relates to the technical field of wiring terminals and comprises a terminal main body, wherein the terminal main body comprises a shell, a connecting chute, a movable chute, a diagonal rail chute and a threaded hole, wherein wire insertion openings are symmetrically formed in two ends of the shell; the inside of movable groove is provided with and is used for compressing tightly, anticreep to the wire end and compresses tightly the subassembly, compress tightly the subassembly and include compact heap, spacing slider and rack chute. According to the utility model, the butt-joint chute is arranged to bend the end head when the wire is inserted, the pressing assembly can be used for pressing the end head of the wire, meanwhile, the wire can be further pushed to be inserted into the butt-joint chute through the inclined downward movement of the pressing block, the inclined tooth block can effectively bear tensile force external force, and the wire is different from a traditional structure of directly screwing the bolt through the cooperation of a plurality of parts, so that the clamping force on the wire is stronger, and the phenomenon of loosening and falling of the wire is effectively avoided.

Description

Connecting device of binding post

Technical Field

The utility model relates to the technical field of wiring terminals, in particular to a connecting device of a wiring terminal.

Background

The binding post is just an accessory product that is used for realizing electrical connection, and industry divides into the scope of connector, along with industry degree of automation is higher and industry control requirement is stricter, accurate more, and binding post's quantity rises gradually, along with the development of electronics trade, binding post's application range is more and more, and the kind is also more and more. In addition to PCB board terminals, there are hardware terminals, nut terminals, spring terminals, etc. that are most widely used.

The wiring terminal is applied for facilitating the connection of wires, and is actually a section of metal sheet sealed in insulating plastic, holes are formed at two ends of the metal sheet, wires can be inserted, screws are used for fastening or loosening, for example, two wires are required to be connected sometimes and disconnected sometimes, the wires can be connected by the terminal at the moment and disconnected at any time, and the wires are not required to be welded or wound together, so that the wiring terminal is convenient and quick;

the traditional binding post is pressed from both sides tightly the wire metal end through screw tightening, because the inside interface department of binding post's width is bigger than the end diameter of wire, consequently often appears screw and metal wire dislocation phenomenon, and the screw only has partial area and metal wire contact, gives other the illusion that a metal wire has been screwed up at the initial stage of connection, and the metal wire atress drops easily in the follow-up use to wire circuit trouble.

Disclosure of Invention

The present utility model is directed to a connecting device for a connecting terminal, so as to solve the problems set forth in the background art.

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

the utility model provides a connecting device of binding post, includes the terminal main part, the terminal main part includes the shell that the plug wire mouth has been seted up to both ends symmetry, butt joint chute, movable groove, inclined rail groove and screw hole have been seted up to the inside symmetry of shell, butt joint chute is switched on with the plug wire mouth mutually, the inclined rail groove shaping is in butt joint chute top, the screw hole is seted up at the movable groove top and is run through to the outside of shell, the inclined rail groove symmetry is seted up in the inner wall both sides of movable groove;

the inside of the movable groove is provided with a compressing assembly for compressing and preventing the end head of the wire from falling off, and the compressing assembly comprises a compressing block, a limiting sliding block and a diagonal rack;

the limiting sliding blocks are symmetrically fixed on two sides of the compressing block, the limiting sliding blocks are sleeved on the inner sides of the inclined rail grooves, the compressing block is connected inside the movable groove through the limiting sliding blocks in a sliding mode, and the inclined rack is formed at the bottom of the compressing block.

As still further aspects of the utility model: the compressing assembly further comprises a bolt, wherein the bolt is in threaded connection with the inside of the threaded hole, and the bottom of the bolt is attached to the top of the compressing block.

As still further aspects of the utility model: the inside of shell has still been seted up the intercommunication groove, the intercommunication groove switches on with two butt joint chute and extends to the inside bottom of butt joint chute.

As still further aspects of the utility model: the inside mounting of intercommunication groove and butt joint chute has the butt joint piece, the butt joint piece comprises U type guide vane, right angle guide vane, U type guide vane is installed in the intercommunication inslot side, right angle guide vane is fixed in U type guide vane top and is located inside the butt joint chute, right angle guide vane is laminated with the inner wall terminal surface of butt joint chute.

As still further aspects of the utility model: the bottom of the compaction block is of an inclined structure, and the tooth block of the diagonal rack faces to the inclined structure.

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

the end produces when can making the wire insert through setting up the butt joint chute and bends, can realize the compaction to the wire end through compressing tightly the subassembly, can further promote the wire to insert to inside the butt joint chute through the slope of compact heap simultaneously and move down, and the skewed tooth piece can effectively the wire receive pulling force external force, through the cooperation of above a plurality of parts, is different from the structure that traditional bolt was directly screwed up, and it is stronger to the grip of wire, effectively avoids the wire to take place not hard up drop phenomenon.

Drawings

Fig. 1 is a schematic structural view of a connection device of a connection terminal;

fig. 2 is a structural sectional view of a housing of a connection device of a connection terminal;

fig. 3 is a sectional exploded view of the housing of the connecting device of the terminal.

In the figure: 1. a terminal body; 101. a housing; 102. a wire insertion opening; 103. a butt-joint chute; 104. a movable groove; 105. a ramp groove; 106. a threaded hole; 107. a communication groove; 2. a compression assembly; 201. a compaction block; 202. a limit sliding block; 203. a helical rack; 204. a bolt; 3. butt joint pieces; 301. u-shaped guide sheets; 302. right angle guide vanes.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the utility model, a connecting device for a connecting terminal includes a terminal body 1, the terminal body 1 includes a housing 101 with wire insertion openings 102 symmetrically formed at two ends, a butt-joint chute 103, a movable slot 104, a diagonal-rail slot 105 and a threaded hole 106 are symmetrically formed in the housing 101, the butt-joint chute 103 is communicated with the wire insertion openings 102, the diagonal-rail slot 105 is formed at the top of the butt-joint chute 103, the threaded hole 106 is formed at the top of the movable slot 104 and penetrates to the outside of the housing 101, and the diagonal-rail slot 105 is symmetrically formed at two sides of the inner wall of the movable slot 104;

a compressing assembly 2 for compressing and preventing the wire ends is arranged in the movable groove 104, and the compressing assembly 2 comprises a compressing block 201, a limiting sliding block 202 and a diagonal rack 203;

the limiting sliding blocks 202 are symmetrically fixed on two sides of the compressing block 201, the limiting sliding blocks 202 are sleeved on the inner sides of the inclined rail grooves 105, the compressing block 201 is slidably connected inside the movable groove 104 through the limiting sliding blocks 202, and the inclined racks 203 are formed at the bottoms of the compressing block 201;

the compression assembly 2 further comprises a bolt 204, wherein the bolt 204 is in threaded connection with the inside of the threaded hole 106, and the bottom of the bolt 204 is attached to the top of the compression block 201;

the bottom of the compaction block 201 is in an inclined structure, and the tooth blocks of the diagonal rack 203 face the inclined structure.

According to the connecting device of the wiring terminal, when a wire is inserted into the wire insertion opening 102, the wire is bent along the track of the wire insertion opening 102 and the butt-joint chute 103, so that after the wire enters the butt-joint chute 103, the end part of the wire is in a bevel state with the wire part outside the shell 101, then the bolt 204 is screwed down, the bolt 204 moves down to push the compression block 201 to move down, in the process, the compression block 201 can realize inclined downward through the cooperation of the limit sliding block 202 and the inclined rail groove 105, the compression block 201 contacts the wire and pushes the wire to move down further along the inclined surface of the butt-joint chute 103, the inclined tooth sleeve 203 forms tight press fit on the outer wall of the wire, the wire can be repeatedly inserted into the butt-joint chute 103 through the operation, the connecting stability is guaranteed, the clamping force on the wire can be effectively improved through the bent wire end and the inclined tooth sleeve 203, and the wire loosening phenomenon is avoided.

In fig. 2 to 3: a communication groove 107 is formed in the shell 101, and the communication groove 107 is communicated with the two butting grooves 103 and extends to the bottom end of the butting grooves 103;

the inside of the communication groove 107 and the butt-joint chute 103 is provided with the butt-joint sheet 3, the butt-joint sheet 3 consists of a U-shaped guide sheet 301 and a right-angle guide sheet 302, the U-shaped guide sheet 301 is arranged on the inner side of the communication groove 107, the right-angle guide sheet 302 is fixed on the top of the U-shaped guide sheet 301 and is positioned inside the butt-joint chute 103, and the right-angle guide sheet 302 is attached to the end face of the inner wall of the butt-joint chute 103.

This kind of binding post's connecting device, after the wire end inserts to butt joint chute 103 inside, when compact heap 201 compresses tightly the wire end, the wire end can laminate with U type blade 301, so can realize the intercommunication of two wires, and the setting of right angle guide piece 302, when compact heap 201 moves down and promotes the wire end and remove, the wire end will be able to contact with right angle guide piece 302, so fully guaranteed the butt joint of wire and butt joint piece 3.

The working principle of the utility model is as follows: when a wire is inserted into the wire insertion opening 102, the wire is bent along the track of the wire insertion opening 102 and the butt-joint chute 103, so that after the wire enters the butt-joint chute 103, the end part of the wire is in a bevel state with the wire part outside the shell 101, then the bolt 204 is screwed, the bolt 204 moves downwards to push the compression block 201 to move downwards, in the process, the compression block 201 can realize inclined downwards through the cooperation of the limit sliding block 202 and the inclined rail groove 105, the compression block 201 contacts the wire and pushes the wire to move further downwards along the inclined surface of the butt-joint chute 103, the inclined tooth sleeve 203 forms tight press fit on the outer wall of the wire, the wire can be repeatedly inserted into the butt-joint chute 103 through the operation, the connection stability is ensured, the clamping force on the wire can be effectively improved through the bent wire end and the inclined tooth sleeve 203, and the wire loosening phenomenon is avoided.

The foregoing description 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 solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a connecting device of binding post, includes terminal main part (1), terminal main part (1) are including both ends symmetry set up shell (101) of plug wire mouth (102), a serial communication port, butt joint chute (103), movable groove (104), inclined rail groove (105) and screw hole (106) have been seted up to the inside symmetry of shell (101), butt joint chute (103) are linked together with plug wire mouth (102), inclined rail groove (105) shaping is in butt joint chute (103) top, screw hole (106) are seted up at movable groove (104) top and are run through to the outside of shell (101), inclined rail groove (105) symmetry set up in the inner wall both sides of movable groove (104);

a pressing component (2) for pressing and preventing the end head of the wire from falling off is arranged in the movable groove (104), and the pressing component (2) comprises a pressing block (201), a limiting sliding block (202) and a diagonal rack (203);

the limiting sliding blocks (202) are symmetrically fixed on two sides of the pressing block (201), the limiting sliding blocks (202) are sleeved on the inner sides of the inclined rail grooves (105), the pressing block (201) is connected inside the movable groove (104) in a sliding mode through the limiting sliding blocks (202), and the inclined racks (203) are formed at the bottoms of the pressing block (201).

2. The connecting device of a connecting terminal according to claim 1, wherein the compressing assembly (2) further comprises a bolt (204), the bolt (204) is in threaded connection with the inside of the threaded hole (106), and the bottom of the bolt (204) is attached to the top of the compressing block (201).

3. The connecting device of a connecting terminal according to claim 1, wherein the housing (101) is further provided with a communication groove (107), and the communication groove (107) is communicated with the two butting grooves (103) and extends to the bottom end inside the butting grooves (103).

4. A connecting device of a connecting terminal according to claim 3, characterized in that the connecting groove (107) and the butt-joint chute (103) are internally provided with butt-joint pieces (3), the butt-joint pieces (3) are composed of a U-shaped guide piece (301) and a right-angle guide piece (302), the U-shaped guide piece (301) is arranged on the inner side of the connecting groove (107), the right-angle guide piece (302) is fixed on the top of the U-shaped guide piece (301) and is positioned in the butt-joint chute (103), and the right-angle guide piece (302) is attached to the inner wall end face of the butt-joint chute (103).

5. The connecting device of a connecting terminal according to claim 1, wherein the bottom of the pressing block (201) is in an inclined structure, and the tooth block of the diagonal rack (203) faces the inclined structure.