CN218275182U

CN218275182U - Reliable wiring terminal

Info

Publication number: CN218275182U
Application number: CN202222668069.4U
Authority: CN
Inventors: 郑元海; 陈乐士
Original assignee: Zhejiang Kerte Technology Co ltd
Current assignee: Zhejiang Kerte Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-01-10
Anticipated expiration: 2032-10-10

Abstract

The application relates to a reliable wiring terminal, which comprises a wiring seat and wiring grooves arranged on the wiring seat, wherein a conducting strip is placed in each wiring groove, and the conducting strips are screwed on the wiring seat through bolts; be provided with the briquetting that is located the wiring groove on the connection terminal, be formed with the spacing groove that is used for supplying the conducting strip to pass between briquetting and the wiring groove inside wall relative separately, still be provided with the stopper that is located the conducting strip both sides respectively on the connection terminal, the stopper is used for restricting the conducting strip and breaks away from the wiring groove both sides at place separately, the briquetting is located between the stopper of both sides. This application has the condition that can prevent the conducting strip and take place to drop, also can ensure going on smoothly of installation simultaneously, has improved the effect to the spacing reliability of conducting strip.

Description

Reliable wiring terminal

Technical Field

The application relates to the field of wiring terminals, in particular to a reliable wiring terminal.

Background

The wiring terminal is an accessory product for realizing electrical connection, and along with the increasing industrial automation degree and the stricter and more accurate industrial control requirements, the use amount of the wiring terminal is gradually increased, and the types of the wiring terminal are more and more.

There is a binding post in the market at present, including the connection terminal, be provided with a plurality of wiring grooves on the connection terminal, all be provided with the conducting strip in every wiring groove alone, the both ends of conducting strip are all screwed through the bolt and are fixed on the cell wall of wiring groove. During wiring, the bolts at the two ends are loosened, then the conductive wire cores are wound on the corresponding bolts respectively, and finally the bolts are screwed tightly, so that the conductive wire cores are pressed on the conductive sheet, and the wiring work is completed at the moment.

To above-mentioned binding post, the applicant finds that when carrying out the wiring work, if all unscrew the bolt at conducting strip both ends from the connection terminal carelessly, conducting strip this moment in case the spacing of having broken away from the bolt is fixed, and the conducting strip will directly break away from the wiring inslot, in case the conducting strip drops from the connection terminal just easily leads to the conducting strip to take place the condition of losing to will bring inconvenience for the installer.

SUMMERY OF THE UTILITY MODEL

In case break away from the spacing fixed of bolt, the problem that the conducting strip will directly break away from in the wiring groove is improved to the conducting strip, and this application provides a reliable type binding post.

The application provides a reliable type binding post adopts following technical scheme:

a reliable wiring terminal comprises a wiring seat and wiring grooves arranged on the wiring seat, wherein a conductive sheet is arranged in each wiring groove and is screwed on the wiring seat through a bolt; be provided with the briquetting that is located the wiring groove on the connection terminal, be formed with the spacing groove that is used for supplying the conducting strip to pass between briquetting and the wiring groove inside wall relative separately, still be provided with the stopper that is located the conducting strip both sides respectively on the connection terminal, the stopper is used for restricting the conducting strip and breaks away from the wiring groove both sides at place separately, the briquetting is located between the stopper of both sides.

By adopting the technical scheme, even if an installer unscrews the bolt on the conducting strip from the wire holder, the conducting strip can be prevented from falling off from the two sides of the wire connecting groove by the limiting blocks positioned on the two sides of the conducting strip; in addition, when the conducting strip is installed, the conducting strip penetrates through the limiting groove, and the conducting strip can be prevented from being separated from the opening of the wiring groove under the limiting effect of the pressing block; the limiting block and the pressing block respectively realize the limitation of the conducting strip from two directions, so that the conducting strip can still be limited on the wire holder when being completely separated from the limitation of the bolt, the condition that the conducting strip falls off is prevented, meanwhile, the smooth proceeding of the installation process can also be ensured, and the reliability of limiting the conducting strip is improved.

Optionally, a limiting plate located in the limiting groove is formed on the side wall of the pressing block facing the conducting strip, and a guide surface is arranged on the side wall of the limiting plate facing the conducting strip and penetrating through the limiting groove.

By adopting the technical scheme, when the conducting strip passes through the limiting groove, the contact area between the conducting strip and the pressing block can be reduced through the limiting plate arranged on the pressing block, and the friction force applied when the conducting strip passes through is reduced; and when passing the conducting strip spacing groove, when conducting strip tip and spigot surface contact, enable more smooth the inserting to the spacing inslot of conducting strip through the spigot surface, played the guide effect to the conducting strip.

Optionally, a plurality of supporting seats arranged in sequence are formed on the wire holder, and the wire connecting slot is located between adjacent supporting seats; be provided with the jack on the supporting seat, through jack demountable installation have on the connection terminal be used for with the apron that wiring groove one side open-ended lid closed, be provided with on the apron and be used for with the fixed inserted block of jack grafting relative separately.

By adopting the technical scheme, after the conducting strip is installed, the inserting blocks on the cover plate are respectively aligned with the corresponding inserting holes to be inserted, and the cover plate and the supporting seat can be installed and fixed through the inserting matching of the inserting blocks and the inserting holes; can reduce outside dust through the apron and get into and bring harmful effects for the conducting strip from one side opening of wiring groove, improve conducting strip during operation reliability, ensure the job stabilization of external circuit.

Optionally, a withdrawing groove is formed in the supporting seat, the withdrawing groove extends in the direction that the insertion block is inserted into the insertion hole, and one end of the withdrawing groove is communicated with the adjacent insertion holes.

By adopting the technical scheme, when the cover plate needs to be disassembled, if the inserting block is difficult to be separated from the inserting hole, the screwdriver or other tools can be inserted into the position withdrawing groove and gradually move towards the direction close to the inserting hole along the position withdrawing groove; thereby the plug block can be smoothly tilted out of the jack to realize the disassembly work of the cover plate.

Optionally, an accommodating groove is formed in the supporting seat, and an information recording sheet located in the accommodating groove is placed on the supporting seat.

By adopting the technical scheme, the information recording sheet is convenient for installation personnel to record various information of the wire holder, so that other workers can know the basic information condition of the wire holder in the future conveniently.

Optionally, the supporting seat is further provided with a mounting hole communicated with the accommodating groove, and the information recording sheet covers an opening on one side of the mounting hole.

By adopting the technical scheme, the arrangement of the mounting hole is convenient for an installer to fixedly mount the wire holder on the mounting rail of the switch cabinet through the bolt; after finishing the installation of wire holder, again through placing the information recording piece in the holding tank, the information recording piece just can cover the one side opening of mounting hole this moment to can carry out dirt-proof effect to the bolt in the mounting hole, reduce the dust and get into from the mounting hole opening.

Optionally, an accommodating hole communicated with the wiring slot is formed in the wiring base, a spring is placed in the accommodating hole, and the spring extends and retracts in a direction perpendicular to the direction in which the conducting strip penetrates through the limiting slot; spring one end is connected with the connection terminal, the spring other end is provided with the conflict piece, the conflict piece is used for contradicting each other with the conducting strip.

Through adopting above-mentioned technical scheme, when placing the conducting strip at the wiring groove, conflict piece tip will be contradicted each other with the conducting strip under the effect of spring, and the conducting strip will be contradicted each other with the briquetting under the effect of conflict piece, can further improve the stability and the firm nature of conducting strip in the wiring groove under the combined action of spring and conflict piece this moment.

Optionally, an arc surface circumferentially surrounding is formed on the side wall of the end portion, facing the conducting strip, of the abutting block.

By adopting the technical scheme, the conducting strip always collides with the collision block when passing through the limiting groove, so that the conducting strip can pass through the limiting groove more smoothly through the arc surface, and the contact area between the collision block and the conducting strip is reduced; meanwhile, the end part of the conducting strip can smoothly cross over the contact block.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the conducting strip is completely separated from the limit of the bolt, the conducting strip can still be limited on the wire holder, so that the situation that the conducting strip falls off is prevented, meanwhile, the smooth installation process can be ensured, and the reliability of limiting the conducting strip is improved;

2. the cover plate can reduce the adverse effect on the conducting strip caused by the entering of external dust from the opening at one side of the wiring slot, improve the reliability of the conducting strip during working and ensure the stable working of an external circuit;

3. the stability and the firmness of the conducting strip in the wiring slot can be further improved under the combined action of the spring and the contact block.

Drawings

Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 2 is an exploded view of the partial structure of fig. 1.

Fig. 3 is an exploded view of the partial structure of fig. 2.

Fig. 4 is a schematic view for highlighting a partial structure of the stopper plate in fig. 3.

Fig. 5 is an exploded view of a partial structure at a relief hole in example 2 of the present application.

Description of reference numerals: 1. a wire holder; 10. a limiting block; 11. an accommodation hole; 12. a spring; 121. a contact block; 122. a circular arc surface; 2. a wiring slot; 3. a conductive sheet; 4. briquetting; 41. a limiting groove; 42. a limiting plate; 43. a guide surface; 5. a supporting seat; 51. a jack; 52. a withdrawal groove; 53. accommodating a tank; 54. an information recording sheet; 55. mounting holes; 6. a cover plate; 61. and (5) inserting the blocks.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Example 1:

this application implementation 1 discloses a reliable type binding post. Referring to fig. 1 and 2, reliable type binding post is including connection terminal 1, and integrated into one piece has a plurality of supporting seats 5 of arranging along 1 length direction of connection terminal evenly interval in proper order on the connection terminal 1, is formed with wire connection slot 2 between adjacent supporting seat 5 and the 1 lateral wall of connection terminal, all places conducting strip 3 that is used for supplying the electric wire core wiring in every wire connection slot 2, and conducting strip 3 extends along 1 width direction of connection terminal. Threaded holes are symmetrically communicated at two ends of the conducting plate 3, and two ends of the conducting plate 3 are in threaded connection with the wire holder 1 through bolts screwed into the threaded holes.

As shown in fig. 3 and 4, the wire holder 1 is integrally formed with press pieces 4 respectively located in the wire grooves 2, and the press pieces 4 are located on a central axis of the wire holder 1 in the longitudinal direction. And a limiting groove 41 for the respective conducting strip 3 to pass through is formed between the pressing block 4 and the bottom of each wiring groove 2. The side wall of the pressing block 4 opposite to the conducting strip 3 is integrally provided with a limiting plate 42 positioned in each limiting groove 41. A guide surface 43 is integrally formed on the side wall of the limit plate 42 facing the direction in which the conductive plate 3 passes through the limit groove 41. When the conducting strip 3 passes through the limiting groove 41, the contact area between the conducting strip 3 and the pressing block 4 can be reduced through the limiting plate 42 arranged on the pressing block 4, and the friction force received when the conducting strip 3 passes through the limiting groove 41 is reduced. When the conducting plate 3 passes through the limiting groove 41, when the end part of the conducting plate 3 contacts with the guide surface 43, the conducting plate 3 can be more smoothly inserted into the limiting groove 41 through the guide surface 43, and the installation of the conducting plate 3 is guided.

As shown in fig. 3 and 4, the wire holder 1 is further integrally formed with limiting blocks 10 symmetrically distributed on the left and right sides of the wire slot 2. The limiting blocks 10 positioned on two sides of the same conducting plate 3 are used for limiting the conducting plate 3 to be separated from the left side and the right side of the wiring slot 2 where the conducting plate is positioned, and the pressing blocks 4 are respectively positioned between the limiting blocks 10 on two adjacent sides.

As shown in fig. 2 and 3, in order to reduce the adverse effect on the conductive sheet 3 caused by the external dust entering the wire holder 1 from the opening on one side of the wire connecting slot 2, the reliable wire connecting terminal further comprises a cover plate 6, and the cover plate 6 is used for covering the opening on one side of the wire connecting slot 2. Jack 51 has all been seted up on the top lateral wall that supporting seat 5 kept away from conducting strip 3, and the last homogeneous body shaping of apron 6 has and is used for the fixed inserted block 61 of pegging graft each other with jack 51 relative each other. After the conductive sheet 3 is mounted on the wire holder 1, the insertion blocks 61 on the cover plate 6 are respectively aligned with the respective opposite insertion holes 51 to be inserted, and the insertion and matching of the insertion blocks 61 and the insertion holes 51 can realize the mounting and fixing of the cover plate 6 and the support seat 5.

As shown in fig. 2 and 3, the outer side walls of the left and right sides of the supporting seat 5 are integrally formed with the receding grooves 52, and the receding grooves 52 on the same supporting seat 5 are symmetrically arranged. The length direction of the receding groove 52 extends along the direction in which the insert 61 is inserted into the insertion hole 51, and the top of the receding groove 52 extends to communicate with the respective adjacent insertion hole 51. The supporting seat 5 is provided with accommodating grooves 53 on the top outer side wall away from the conducting strip 3, and each accommodating groove 53 is located on the central axis of the wire holder 1 along the length direction. The two insertion holes 51 on the same support seat 5 are symmetrically arranged on the left and right sides of the accommodating groove 53. The same information recording sheet 54 positioned in the accommodating groove 53 is detachably mounted between the supporting seats 5, the information recording sheet 54 is made of plastic with elastic deformation capacity, and the information recording sheet 54 is used for an installer to write by hand and record information.

As shown in fig. 2 and 3, each support base 5 is further provided with a mounting hole 55 communicated with the respective receiving groove 53, the receiving grooves 53 are coaxially arranged with the respective opposite mounting holes 55, the mounting holes 55 are used for inserting bolts, and the wire holder 1 is mounted on the rail, and when the information recording sheet 54 is placed in the receiving grooves 53, the top openings of the mounting holes 55 are covered by the information recording sheet 54.

Example 2:

as shown in fig. 5, different from embodiment 1, the wire holder 1 is provided with a number of receiving holes 11 corresponding to the number of the wire connecting grooves 2, the receiving holes 11 are respectively located on the bottom side walls of the wire connecting grooves 2 where the receiving holes 11 are respectively located, and the upper end openings of the receiving holes 11 are communicated with the wire connecting grooves 2 where the receiving holes 11 are respectively located. Each accommodating hole 11 is provided with a spring 12, and the spring 12 extends and retracts in a direction perpendicular to the direction in which the conducting plate 3 penetrates through the limiting groove 41. One end of the spring 12 is fixedly connected with the wire holder 1, the other end of the spring 12 is fixedly connected with the contact block 121, and the contact blocks 121 naturally penetrate out of the top openings of the accommodating holes 11. And the collision blocks 121 are used for colliding with the respective opposite conductive plates 3. It should be mentioned that the abutment blocks 121 can be pressed completely into the respective receiving bores 11 when the spring 12 is compressed. The top side wall of the contact block 121 facing away from the spring 12 is formed with a circumferentially surrounding arc surface 122.

The implementation principle of the reliable wiring terminal in the embodiment of the application is as follows: even the installer unscrews the bolt on the conducting strip 3 from the wire holder 1, and the limiting blocks 10 on the two sides of the conducting strip 3 prevent the conducting strip 3 from falling off from the two sides of the wire connecting groove 2. In addition, when the conducting strip 3 is installed, the conducting strip 3 can be prevented from being separated from the opening of the wiring slot 2 under the limiting action of the pressing block 4 by penetrating the conducting strip 3 through the limiting slot 41. Spacing to conducting strip 3 has been realized from two directions respectively to stopper 10 and briquetting 4 to make conducting strip 3 when breaking away from the spacing of bolt completely, still can be spacing on connection terminal 1, prevented conducting strip 3 and taken place the condition that drops, also can ensure going on smoothly of installation simultaneously, improved the spacing reliability to conducting strip 3.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A reliable wiring terminal comprises a wiring base (1) and wiring grooves (2) arranged on the wiring base (1), wherein a conductive sheet (3) is arranged in each wiring groove (2), and the conductive sheet (3) is screwed on the wiring base (1) through a bolt; the method is characterized in that: be provided with on connection terminal (1) and be located briquetting (4) of wiring groove (2), be formed with between briquetting (4) and the wiring groove (2) inside wall relative separately and be used for supplying spacing groove (41) that conducting strip (3) passed, still be provided with on connection terminal (1) and be located limiting block (10) of conducting strip (3) both sides respectively, limiting block (10) are used for restricting conducting strip (3) and break away from wiring groove (2) both sides at place separately, briquetting (4) are located between both sides limiting block (10).

2. A positive type terminal according to claim 1, wherein: a limiting plate (42) located in a limiting groove (41) is formed on the side wall, facing the conducting strip (3), of the pressing block (4), and a guide surface (43) is arranged on the side wall, facing the conducting strip (3), of the limiting plate (42) and penetrating through the limiting groove (41).

3. A positive type terminal according to claim 2, wherein: a plurality of supporting seats (5) which are sequentially arranged are formed on the wire holder (1), and the wire connecting groove (2) is positioned between the adjacent supporting seats (5); be provided with jack (51) on supporting seat (5), through jack (51) demountable installation have be used for apron (6) that close wiring groove (2) one side opening lid on wire holder (1), be provided with on apron (6) and be used for inserting fixed inserted block (61) with jack (51) relative respectively.

4. A positive type terminal according to claim 3, wherein: the support seat (5) is provided with a retreating groove (52), the retreating groove (52) extends along the direction that the insertion block (61) is inserted into the insertion hole (51), and one end of the retreating groove (52) is communicated with the respective adjacent insertion holes (51).

5. A reliable terminal according to claim 4, wherein: an accommodating groove (53) is formed in the supporting seat (5), and an information recording sheet (54) located in the accommodating groove (53) is placed on the supporting seat (5).

6. A positive type terminal according to claim 5, wherein: the support seat (5) is further provided with an installation hole (55) communicated with the accommodating groove (53), and the information recording sheet (54) covers an opening on one side of the installation hole (55).

7. A positive type terminal according to claim 1, wherein: the wiring seat (1) is provided with an accommodating hole (11) communicated with the wiring groove (2), a spring (12) is placed in the accommodating hole (11), and the spring (12) stretches and retracts along a direction perpendicular to the conducting strip (3) and penetrating through the limiting groove (41); spring (12) one end is connected with wire holder (1), spring (12) other end is provided with and supports touch multitouch (121), support touch multitouch (121) are used for contradicting each other with conducting strip (3).

8. A positive type terminal according to claim 7, wherein: and an arc surface (122) which is circumferentially surrounded is formed on the side wall of the end part of the contact block (121) facing the conducting plate (3).