CN211743452U

CN211743452U - Internal bridged connection terminal structure

Info

Publication number: CN211743452U
Application number: CN202020591255.0U
Authority: CN
Inventors: 马新博; 董昌
Original assignee: Dinkle M&e China Co ltd
Current assignee: Dinkle M&e China Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-10-23
Anticipated expiration: 2030-04-20

Abstract

The utility model discloses an internal bridging connecting terminal structure, which comprises a terminal seat body and a clamping component, wherein the clamping component is arranged in the terminal seat body, the clamping component comprises a terminal movable clamping piece, a clamping piece driving device, a bridge structure and a connecting terminal, at least two connecting terminals are fixed in the terminal seat body, each connecting terminal is electrically connected in series by the bridge structure, one end of each connecting terminal is provided with a conductor contact clamping piece, the other end of each connecting terminal is provided with a needle type wire clamp capable of clamping a needle type contact, the terminal movable clamping piece can move towards the conductor contact clamping piece of the connecting terminal and is arranged in the terminal seat body, the conductor contact clamping piece of the terminal movable clamping piece and the connecting terminal can clamp a conductor inserted into the connecting terminal, the clamping piece driving device can drive the terminal movable clamping piece to move towards the direction close to or far away from the conductor, only one group of wires need to be led out from the power supply, so that a plurality of groups of wires can be connected in parallel conveniently as required, and the field operation is facilitated.

Description

Internal bridged connection terminal structure

Technical Field

The utility model relates to a technical field of connector, in particular to connecting terminal structure of inside bridging.

Background

The terminal block of the clamping piece structure in the traditional terminal block plugging connector is in a one-in one-out wiring mode, and if a plurality of groups of parallel wires need to be connected, a plurality of wires need to be led out from a power supply to be connected respectively, so that the circuit is complex, and the terminal block is difficult to apply to various wiring modes.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a connecting terminal structure of inside bridging, this connecting terminal structure of inside bridging makes things convenient for multiunit parallel connection line, and the wiring is simple, convenient with the field operation.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a connecting terminal structure of inside bridging, includes terminal seat body and centre gripping subassembly, the centre gripping unit mount is in this internally in the terminal seat, and wherein the centre gripping subassembly includes that the terminal moves clamping piece, clamping piece drive arrangement, bridge structure and binding post, and two at least binding post fixed mounting are in this internally in the terminal seat, and the bridge structure is in the same place each binding post electrical property series connection, binding post one end is formed with conductor contact clamping piece, and the binding post other end is formed with the pin type fastener that can press from both sides tight pin type contact, and the terminal moves the clamping piece and can move towards the conductor contact clamping piece direction of binding post and install in the terminal seat is originally internal, and the terminal moves the clamping piece and can press from both sides the conductor contact clamping piece of binding post and press from both sides the.

As a further improvement, the terminal moves the clamping piece and is both ends difference open-ended square box, and the square box can follow the gliding installation in terminal block body of perpendicular binding post's conductor contact clamping piece direction, and binding post's conductor contact clamping piece inserts inside the square box from square box one end opening, and the conductor that inserts binding post can insert in the centre gripping space that forms between conductor contact clamping piece and the square box lateral wall from square box other end opening.

As a further improvement, the clamping piece driving device is a bolt which is installed on the terminal base body and can be rotated in the axial direction, and the bolt is movably connected with the square box.

As a further improvement, the terminal moving clamping piece includes shell fragment and handle, shell fragment one end fixed positioning is on the terminal seat body, and the shell fragment other end tightly supports binding post's conductor contact clamping piece lateral wall, and the handle links firmly with shell fragment other end lateral wall, forms the operation end that stretches out the terminal seat body outside on hand.

As a further improvement, the other end of the handle is further fixedly provided with an elastic arm capable of elastically deforming, and the end part of the elastic arm is fixedly connected with the terminal base body.

As a further improvement, binding post's pin type fastener includes U-shaped main part, first elasticity clamping piece and second elasticity clamping piece, and first elasticity clamping piece and second elasticity clamping piece extend outwards from the one end of U-shaped main part both sides wall respectively, and the tip that U-shaped main part was kept away from to first elasticity fastener and second wire clamp forms the elasticity clamping part that is close to each other, and conductor contact clamping piece extends outwards from the other end of U-shaped main part lateral wall, and the bridge structure both ends are connected with two binding post's U-shaped main part lateral wall respectively.

As a further improvement, the middle of the connecting terminal is also provided with a blocking conductor wall, and the blocking conductor wall separates the clamping space formed by the conductor contact clamping piece and the terminal movable clamping piece from the inner space of the needle type wire clamp.

As a further improvement of the utility model, keep off the limit of bending that the orientation U-shaped opening direction that the conductor wall formed for U-shaped main part bottom surface one end was bent, or keep off the limit of bending that the conductor wall formed for U-shaped main part other end lateral wall is bent towards another lateral wall direction, conductor contact clamping piece links to each other with this limit of bending.

As a further improvement, the bridge structure and each connecting terminal are a metal plate integrated structure.

As a further improvement, binding post's conductor contact clamping piece moves clamping piece side surface towards the terminal and is formed with the convex closure structure, and binding post's conductor contact clamping piece tip still is equipped with the orientation and keeps away from the terminal and moves the direction limit of bending that the clamping piece direction slope was bent.

The utility model has the advantages that: the utility model discloses a bridge structure is in the same place each binding post electrical property series connection in with the connector, when needing to carry out multiunit and tie wire, only need from the power draw forth a set of wire can, the convenience carries out multiunit as required and connects in parallel, makes things convenient for the field operation.

Drawings

FIG. 1 is a perspective view of a first prior art connector;

FIG. 2 is a perspective view of a second prior art connector;

FIG. 3 is a front perspective view of a first structural connector of the present invention;

fig. 4 is a reverse perspective view of the first structural connector of the present invention;

fig. 5 is a perspective view of a connector of a second structure of the present invention;

fig. 6 is a front perspective view of a first bridge structure wiring terminal of the present invention;

fig. 7 is a reverse perspective view of the first bridge-structured wiring terminal of the present invention;

fig. 8 is a front perspective view of a second bridge structure wiring terminal of the present invention;

fig. 9 is a reverse perspective view of a second bridge structure connection terminal of the present invention;

FIG. 10 is a schematic diagram of a prior art connector and power connection;

fig. 11 is a schematic diagram of the connector and the power connection of the present invention.

First terminal block body-1 first clamping assembly-2 bolt-21

First notch-2353 first conductor wall of baffle 236 first bend 237

Second bend-238 third bend-239 fourth bend-2310

Second clamping component-5 handles-51 shrapnel-52

Second notch 5353 first baffle conductor wall 536 fifth bend 537

Square box-22 first bridge structure connecting terminal-23

First connecting terminal 231 and second connecting terminal 232

First bridge structure 233 first conductor contact clip 234

First guide bending edge- - -2341 first needle type wire clamp- - -235

First resilient clip 2351 and second resilient clip 2352

First pin contact 3 second terminal seat body 4

Second bridge structure connecting terminal-53 third connecting terminal-531

Fourth terminal-532 second bridge structure-533

Second conductor contact clip 534 convex hull 5341

Second guide bending edge 5342 second needle type wire clamp 535

Third resilient clip 5351 fourth resilient clip 5352

Sixth bend 538 second pin contact 6

First U-shaped body portion bottom surface-2354 second U-shaped body portion bottom surface-5354

Detailed Description

Example 1: the utility model provides a connecting terminal structure of inside bridging of screw formula, including first terminal base body 1, first terminal base body adopts insulating material to make and forms, this first terminal base body is inside to be equipped with first centre gripping subassembly 2, centre gripping subassembly 2 is by bolt 21, square box 22, and first bridge structure binding post 23 constitutes, screw 21, square box 22 and first bridge structure binding post 23 arrange inside first terminal base body 1 with the mode of separation, consequently, bolt 21, square box 22 and first bridge structure binding post 23 are the part of separating each other.

The first bridge structure terminal 23 includes a first terminal 231, a second terminal 232 symmetrically disposed with the first terminal 231, and a bridge structure 233, wherein the bridge structure 233 is used for connecting and bridging the first connection terminal 231 and the second connection terminal 232 which are symmetrically arranged, the first connection terminal 231 and the second connection terminal 232 have the same structure and are symmetrically arranged, can be achieved by doubling back to simplify the process, and is composed of a first conductor contact clamping piece 234, a first pin clamp 235 and a first blocking conductor wall 236, wherein the first conductor contact jaw 234 is used to match with the square box 22, the first conductor contact jaw 234 and the side wall of the square box 22 cooperate to clamp the conductor inserted into the terminal, the end of the first conductor contact clamping piece 234 is provided with a first guiding bent edge 2341, which plays a good role in guiding the conductor when inserted; the first needle type wire clamp 235 is used for contacting a needle type contact 3 inserted into the first needle type wire clamp 235, wherein the first needle type wire clamp 235 is provided with a first elastic clamping piece 2351 and a second elastic clamp 2352, the first elastic clamping piece 2351 and the second elastic clamp 2352 are oppositely arranged, the needle type contact 3 is clamped between the first elastic clamping piece 2351 and the second elastic clamp 2352 under the clamping state of the needle type contact 3, a first notch 2353 can be optionally added to the first elastic clamping piece 2351 and the second elastic clamp 2352 to reduce the insertion and extraction force, and the bottom surface 2354 of the first U-shaped main body part is used for connecting the first elastic clamping piece 2351 and the second elastic clamp 2352 and plays roles of extending the force arm and preventing the fatigue of a clamping opening; the first conductor blocking wall 236 can avoid damage to the clamping opening of the first pin clamp 235 due to over-hard and over-deep insertion of a conductor, thereby affecting the use of the terminal (wherein the first conductor blocking wall 236 has the function requirement, if the conductor is inserted into the first pin clamp, the conductor can be added, or not added), in the aspect of processing, the bridge structure wiring terminal 23 of the invention can perform blanking first, the overall shape is blanked, then the shapes of two first elastic clamping pieces 2351 and two second elastic clamps 2352 and the bending of the first conductor contact clamping piece 234 are bent, then the third bending 239 and the fourth bending 2310 are sequentially bent in a doubling-up mode to form the bottom surface 2354 of the first U-shaped main body part 2354, the first elastic clamping piece 2351 and the two second elastic clamps 2352 are synchronously made to form two symmetrical wiring terminal clamping openings, and then the first bending 237 and the second bending 238 are sequentially bent, the first conductor contact clip 234 and the first conductor blocking wall 236 are formed and then blanked.

The first clamping assembly 2 is used as follows:

the square box 22 is frame-shaped and has a threaded hole for engaging with the external thread of the bolt, and the outer walls of both sides of the square box are limited by the inner wall of the first terminal holder body 1, the both sides of the inner wall are limited by the both sides of the first conductor contact clip 234, can effectively prevent the square box 22 from rotating, when the bolt 21 is screwed, the square box 22 moves vertically and vertically through the engagement of the screw teeth, during this movement, the tail of bolt 21 bears against first conductor contact clip 234, immobilizing the terminal, the wire is clamped by moving the square box 22 up and down so that the inner frame of the square box 22 engages the first conductor contact jaw 234, in the initial state, the bolt 21 is completely unlocked, the binding tail is still in the threaded hole of the square box 22 to play a good guiding role, and the bolt 21 is completely unlocked, the space formed by the lower surface of the inner side of the square box 22 and the first conductor contact jaw 234 is maximized, and the conductor can be conveniently inserted. The first blocking conductor wall 236 can prevent the first pin clamp 235 from being damaged due to the over-violent and over-deep insertion of the conductor, thereby affecting the use of the terminal. The first elastic clip 2351 and the two second elastic clips 2352 of the first pin wire clamp 235 of the wiring terminal form a clamping opening which can effectively clamp the insertion pin contact 3.

Example 2: the utility model provides a connection terminal structure of inside bridging of shell fragment formula, including second terminal seat body 4, the second terminal seat body adopts insulating material to make and forms, this second terminal seat body is inside to be equipped with second centre gripping subassembly 5, second centre gripping subassembly 5 comprises handle 51, shell fragment 5-2 and second bridge structure binding post 53, handle 51, shell fragment 52 and second bridge structure binding post 53 are arranged inside second terminal seat body 4 with the mode of separation, consequently, handle 51, shell fragment 52 and second bridge structure binding post 53 are the part of mutual separation.

The second bridge-structure connection terminal 53 includes a third connection terminal 531, a fourth connection terminal 532 disposed symmetrically to the third connection terminal 531, and a second bridge structure 533, wherein the second bridge structure 533 has the function of connecting and bridging the symmetrically arranged

fourth connection terminals

531 and 532, the

third connection terminals

531 and 532 have the same structure and are symmetrically arranged, can be achieved by adopting double folding, has the effect of simplifying the process, and is composed of a second conductor contact clamping sheet 534, a second pin-type wire clamp 535 and a second baffle conductor wall 536, wherein the second conductor contact clip 534 is used for matching with the handle 51 and the spring piece 52, the second clamping component 5 clamps the conductor inserted into the wiring terminal and completes the disassembly of the conductor inserted into the wiring terminal, the second conductor contact clamping piece 534 has a convex hull 5341, so that the terminal has a good positioning effect when being assembled with the elastic piece;

the second conductor contact clip 534 has a second guiding bent edge 5342, which plays a good guiding role when the conductor is inserted; the second pin clip 535 is used for contacting the pin contact 6 inserted into the terminal, wherein the second pin clip 535 has a third elastic clip 5351 and a fourth elastic clip 5352, wherein the fourth elastic clip 5352 is arranged opposite to the third elastic clip 5351, the pin contact 6 is clamped between the third elastic clip 5351 and the fourth elastic clip 5352 in the clamping state of the pin contact 6, wherein the third elastic clip 5351 and the fourth elastic clip 5352 can be optionally provided with a second notch 5353 for reducing the insertion and extraction force, and the bottom surface 5354 of the second U-shaped main body part is used for connecting the third elastic clip 5351 and the fourth elastic clip 5352 and has an extension arm for preventing the fatigue of the clip opening; the second blocking conductor wall 536 can avoid the damage of the clamping opening of the second pin clamp 535 caused by the over-hard and over-deep insertion of the conductor, and further affect the use of the terminal (wherein, the second blocking conductor wall has the function requirement, if the conductor is inserted into the second pin clamp 535, the conductor can be added, can not be added, and can not be added, in the aspect of processing, the bridge releasing terminal 53 can firstly punch out a convex hull, then punch out and punch out the whole shape, then bend out the shapes of two third elastic clamping pieces 5351 and two fourth elastic clamping pieces 5352, bend the second guiding bending edge 5342 and the second blocking conductor wall of the second conductor contact clamping piece 534, and then continuously bend out the fifth bending clamping piece 537 and the sixth bending piece 538 in a double-over manner in sequence to form the bottom surface 5354 of the second U-shaped main body part, so as to synchronously make the third elastic clamping piece 5351 and the two fourth elastic clamping pieces 53, and then blanking.

The second clamping assembly 5 is used as follows:

the handle 51 is pressed downwards to push the elastic sheet 52 to generate elastic deformation, the elastic sheet 52 and the second conductor contact clamping sheet 534) generate a gap for the conductor to be inserted, the handle is released after the conductor is inserted, and the elastic sheet 52 rebounds, so that the conductor is clamped and reliably conducted. The second blocking conductor wall 536 prevents the second pin clip 535 from being damaged by the over-penetration and over-depth of the conductor, which may affect the use of the terminal. The third resilient clip 5351 and the two fourth resilient clips 5352 of the second pin clip 535 of the terminal form a nip that effectively holds the male contact 6.

Claims

1. A connecting terminal structure of inside bridging which characterized in that: including terminal seat body and centre gripping subassembly, the centre gripping subassembly is installed in the terminal seat is originally internal, and wherein the centre gripping subassembly includes that the terminal moves clamping piece, clamping piece drive arrangement, bridge structure and binding post, and two at least binding post fixed mounting are originally internal in the terminal seat, and the bridge structure is in the same place each binding post electrical property series connection, binding post one end is formed with conductor contact clamping piece, and the binding post other end is formed with the pin type fastener that can press from both sides tight pin type contact, and the terminal moves the installation that the clamping piece can move towards binding post's conductor contact clamping piece direction and is originally internal in the terminal seat, and the terminal moves the clamping piece and can press from both sides the conductor contact clamping piece of binding post and press from both sides the conductor that inserts binding.

2. The internally bridged connecting terminal structure of claim 1, wherein: the terminal moves the clamping piece and is both ends difference open-ended square box, and the square box can be followed the gliding installation in terminal block body of perpendicular binding post's conductor contact clamping piece direction, and inside binding post's conductor contact clamping piece inserted the square box from square box one end opening, the conductor that inserts binding post can be followed square box other end opening and inserted in the centre gripping space that forms between conductor contact clamping piece and the square box lateral wall.

3. The internally bridged connecting terminal structure of claim 2, wherein: the clamping piece driving device is a bolt which is axially stopped and can be installed on the terminal seat body in a rotating mode in the circumferential direction, and the bolt is movably connected with the square box in a threaded mode.

4. The internally bridged connecting terminal structure of claim 1, wherein: the terminal movable clamping piece comprises an elastic piece and a handle, one end of the elastic piece is fixedly positioned on the terminal base body, the other end of the elastic piece tightly abuts against the side wall of the conductor contact clamping piece of the wiring terminal, the handle is fixedly connected with the side wall of the other end of the elastic piece, and an operating end extending out of the terminal base body is formed on the handle.

5. The internally bridged connecting terminal structure of claim 4, wherein: the other end of the handle is also fixedly provided with an elastic arm which can elastically deform, and the end part of the elastic arm is fixedly connected with the terminal base body.

6. The internally bridged connecting terminal structure of claim 1, wherein: binding post's pin type fastener includes U-shaped main part, first elasticity clamping piece and second elasticity clamping piece, and first elasticity clamping piece and second elasticity clamping piece extend outward from the one end of U-shaped main part both sides wall respectively, and the tip that U-shaped main part was kept away from to first elasticity fastener and second clamp forms the elasticity clamping part that is close to each other, and conductor contact clamping piece extends outward from the other end of U-shaped main part lateral wall, and bridge structure both ends are connected with two binding post's U-shaped main part lateral wall respectively.

7. The internally bridged connecting terminal structure of claim 6, wherein: the middle of the wiring terminal is also provided with a conductor blocking wall which separates a clamping space formed by the conductor contact clamping piece and the terminal movable clamping piece from an inner space of the needle type wire clamp.

8. The internally bridged connecting terminal structure of claim 7, wherein: the conductor blocking wall is a bent edge formed by one end of the bottom surface of the U-shaped main body part and bent towards the direction of the U-shaped opening, or a bent edge formed by one side wall of the other end of the U-shaped main body part and bent towards the direction of the other side wall, and the conductor contact clamping piece is connected with the bent edge.

9. The internally bridged connecting terminal structure of claim 6, wherein: the bridge structure and each wiring terminal are of a metal plate integrated structure.

10. The internally bridged connecting terminal structure of claim 6, wherein: the conductor contact clamping piece of the wiring terminal is provided with a convex hull structure on the surface of one side of the movable clamping piece facing the terminal, and the end part of the conductor contact clamping piece of the wiring terminal is also provided with a guide bending edge which is inclined and bent towards the direction away from the movable clamping piece of the terminal.