CN216055321U

CN216055321U - Relay socket structure

Info

Publication number: CN216055321U
Application number: CN202122764491.5U
Authority: CN
Inventors: 董志珍
Original assignee: Yueqing Hecheng Electrical Co ltd
Current assignee: Yueqing Hecheng Electrical Co ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2022-03-15
Anticipated expiration: 2031-11-09

Abstract

The utility model discloses a relay socket structure which comprises a base, an upper cover and a plurality of conducting strip structures, wherein wiring components are arranged in a plurality of wiring grooves arranged on two sides of the base, each wiring component comprises a limiting support formed in each wiring groove, an elastic clamping piece arranged on each limiting support through an upper socket, and a contact piece integrally extending and penetrating in each wiring groove from the conducting strip structures, and a limiting channel for clamping the contact piece is formed between each limiting support and each wiring groove. The relay socket adopting the technical scheme has excellent electrical performance, reduces the contact resistance between the wiring component and the conducting strip structure, has good installation stability, ensures that the wiring component avoids adopting the external assembly form of the existing fixed plate, simplifies the installation structure, reduces the installation occupation space, is more rapid and convenient to install, improves the assembly efficiency, optimizes the internal structure layout of the product, and further promotes the service performance of the relay socket.

Description

Relay socket structure

Technical Field

The utility model relates to the technical field of low-voltage apparatuses, in particular to a relay socket structure.

Background

A relay is an electric control device that causes a controlled variable to change in a predetermined step change in an electric output circuit when a change in an input amount meets a predetermined requirement, and thus functions as an automatic adjustment, a safety protection, a switching circuit, and the like in the circuit.

The relay socket is a device which is installed at the bottom of the relay and matched with the relay for use, and plays a role in transiting a relay contact into a wiring terminal, the relay socket usually comprises a shell, a relay electric connection component and an external wire electric connection component, the shell is internally provided with an installation relay electric connection component and an external wire electric connection component, and a conducting strip which is electrically connected with the relay electric connection component and the external wire electric connection component is arranged between the relay electric connection component and the external wire electric connection component.

Chinese patent document CN206962173U discloses a relay socket, which comprises a base, an upper cover, and a plurality of inserts and a plurality of wiring components that link to each other and set up in the base, set up the holding chamber that is fit for holding the wiring component on the base, the wiring component is including setting up the fixed plate in the base, clamp the conductive connection piece that just is connected with the insert electricity on the fixed plate, set up on the fixed plate and with the conductive connection piece electricity shell fragment of being connected, the button, one of shell fragment is served and is provided with the movable part, be provided with the joint portion with movable part looks joint on the conductive connection piece, and the movable part can compress tightly outside wire on the joint portion, movable part and button linkage cooperation, the base, the movable part department that covers corresponding shell fragment on all is provided with the wiring hole that can supply outside wire to pass. When the installation, need earlier with electrically conductive connection piece and shell fragment dress to constitute the wiring subassembly on the fixed plate, install wiring subassembly and inserted sheet respectively in the installation cavity that the casing was set for again to with inserted sheet one end joint on the draw-in groove of electrically conductive connection piece, thereby realize assembling together inserted sheet and wiring subassembly in the casing. However, as can be seen from the above-mentioned structure of the relay socket, the following problems still exist: 1. the relay socket needs to be pre-installed with a wiring assembly, the wiring assembly occupies a large installation space, installation steps are increased, the installation structure is complex, the whole installation process is complex, and the installation efficiency is low; 2. the connection component is installed between the conductive connecting sheet and the inserting sheet in a clamping mode, installation stability is poor, contact resistance is increased, internal circuits are prone to heating, and use performance of the relay socket is affected.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problems that the wiring component of the relay socket in the prior art is complex in installation structure and low in installation efficiency, and the electric performance of a product is influenced due to poor installation stability caused by clamping installation between the conductive connecting sheet and the inserting sheet.

In order to solve the technical problem, the utility model provides a relay socket structure which comprises a base, an upper cover and a plurality of conducting strip structures arranged on the base, wherein a plurality of wiring grooves are formed in two sides of the base, a plurality of wiring hole structures are formed in the upper cover corresponding to the wiring grooves, wiring assemblies used for clamping wires are installed in the wiring grooves, each wiring groove is provided with an upper socket formed in the top of the base, each wiring assembly comprises a limiting support formed in the wiring groove, an elastic clamping piece installed on the limiting support through the upper socket, and a contact piece integrally extending from the conducting strip structures and inserted into the wiring grooves; a limiting channel is formed between the limiting bracket and the wiring groove, and the contact piece is tightly clamped and inserted in the limiting channel; the elastic clamping piece comprises a positioning part which extends back to one side of the upper socket and abuts against and is attached to one end of the side wall of the wiring groove or one end of the contact piece, and a wire pressing part which extends obliquely and abuts against the other end of the contact piece.

As a preferred scheme, one side of the limiting support is provided with a slope retaining wall opposite to the wire pressing part and a wire separating plate arranged on the slope retaining wall, the wire connecting groove comprises two wire tightening areas which are formed on two sides of the wire separating plate in a separated mode by the wire separating plate, the wire pressing part comprises two wire pressing elastic pieces which respectively extend through the two wire tightening areas, and the top of the wire separating plate is inserted into a gap between the two wire pressing elastic pieces.

As a preferable scheme, the wiring hole structure comprises two wiring holes corresponding to the wiring grooves and arranged on the upper cover, and the two wiring holes are arranged opposite to the two stringing areas of the wiring grooves.

As a preferred scheme, the upper cover is provided with a plurality of groups of operation hole structures corresponding to the wiring grooves, each group of operation hole structures comprises two operation holes respectively communicated with two wire tightening areas of the wiring grooves, two pressing push blocks which are inserted into the two wire tightening areas and are in matched contact with the two wire pressing elastic pieces are arranged in the two operation holes, and the end parts of the pressing push blocks are provided with pressing inclined planes.

As a preferred scheme, a clamping boss is arranged at the other end of the contact piece, and the end parts of the two pressing line elastic pieces are matched and clamped on the clamping boss.

As a preferable scheme, the other end of the contact piece is bent and formed with a bent foot structure, and the bent foot structure is limited and abutted to the top of the side wall on one side of the wiring groove.

As a preferred scheme, the plurality of conducting strip structures are respectively provided with a clamping spring sheet which is matched and spliced with the relay, and the clamping spring sheet and the contact sheet are respectively formed at two ends of the conducting strip structures as an integrated structure.

As a preferred scheme, the base is further provided with a terminal plug-in unit for externally connecting an auxiliary module, and the terminal plug-in unit is an integrally formed vertical insertion piece on the side edge of the conducting strip structure.

Preferably, the upper cover is provided with an auxiliary insertion hole corresponding to the terminal insertion member.

As a preferable scheme, one end of the base is provided with at least one slot hole communicated with the wiring groove, and the contact piece arranged in the wiring groove is provided with a contact spring piece obliquely extending into the slot hole.

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

1. in the relay socket structure provided by the utility model, when a wiring assembly is arranged in a wiring groove, a conductive sheet structure is arranged in a base and simultaneously drives a contact piece to be inserted into the wiring groove, so that the contact piece is tightly inserted into a limit groove formed by a limit bracket and the wiring groove, then an elastic clamping piece is arranged on the limit bracket from an upper socket of the wiring groove, a positioning part of the elastic clamping piece is pressed and attached to the side wall of the wiring groove or one end of the contact piece, and a wire pressing part of the elastic clamping piece is clamped and attached to the other end of the contact piece, so that the contact piece, the elastic clamping piece and the limit bracket are assembled in the wiring groove, because the contact piece and the conductive sheet structure are in an integrated structure design, the electric performance between the wiring assembly and the conductive sheet structure is favorably improved, the contact resistance is reduced, the limit clamping effect is realized on the contact piece through the limit groove, the installation stability is enhanced, and the phenomena of shaking and offset of the contact piece in the wiring groove when the contact piece is influenced by vibration are prevented, by adopting the design of the technical scheme, the wiring assembly avoids adopting the external assembly form of the existing fixed plate, the mounting structure is simplified, the mounting occupation space is reduced, the mounting is more rapid and convenient, the assembly efficiency is improved, the internal structure layout of the product is optimized, and the service performance of the relay socket is improved.

2. According to the relay socket structure, the wire isolation plate is arranged on the inclined surface blocking wall of the limiting support, the wiring grooves are separated by the wire isolation plate to form two tight wire areas, the corresponding wiring hole structure also comprises two wiring hole positions, and the wire pressing part is composed of two wire pressing elastic sheets which extend through the two tight wire areas.

3. In the relay socket structure provided by the utility model, the contact piece is clamped in the wiring groove by the limiting groove channel, and is abutted against the top of the side wall of one side of the wiring groove through the bent pin structure at one end of the contact piece, so that the design has a limiting installation effect on the contact piece, the installation is stable and reliable, and the installation structural strength of the contact piece in the wiring groove is enhanced.

4. According to the structural design, the vertical insertion piece and the conducting strip structure are designed into an integral structure, the forming and the manufacturing are convenient, the structural stability is good, the installation and the insertion are convenient, the electric contact performance is improved, and the external auxiliary module is assembled with the relay socket, so that the use function of the relay socket is favorably expanded.

5. In the relay socket structure provided by the utility model, the slot hole communicated with the wiring slot is arranged at one end of the base, the contact sheet in the wiring slot is provided with a contact spring sheet which obliquely extends into the slot hole, the structure can be used for externally connecting a bus bar or other plug-in conductors through the slot hole, thereby increasing the output circuit of the relay socket, meeting various wiring requirements of users, utilizing the contact spring plate with the inclined design to facilitate the bus bar or the plug-in conductor to be more smoothly inserted into the slot hole, and applying elastic extrusion force to the bus bar or the plug-in conductor, therefore, when the bus bar or the plug-in conductor is inserted into the slot hole, the bus bar or the plug-in conductor is pressed and clamped by the contact spring, therefore, the contact elastic sheet is in close contact with the bus bar or the plug-in conductor, the contact stability is good, and the bus bar, the contact elastic sheet and the contact sheet are electrically connected.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic perspective view of a relay socket structure according to the present invention;

FIG. 2 is a schematic plane view of the relay socket structure of the present invention after the upper cover is hidden;

fig. 3 is a schematic perspective view of the relay socket structure of the present invention after the upper cover is hidden;

FIG. 4 is a partially enlarged schematic view of the wiring groove of the present invention;

1, base; 11. a slot hole; 2. an upper cover; 21. a wiring hole structure; 22. an auxiliary jack; 3. a conductive sheet structure; 31. a clamping spring plate; 4. a wiring slot; 41. an upper socket; 42. a wire tightening zone; 5. a limiting bracket; 51. a limiting channel; 52. a bevel retaining wall; 53. a wire isolation plate; 6. an elastic retaining member; 61. a positioning part; 62. a wire pressing part; 621. pressing the elastic sheet; 7. a contact piece; 71. a bent leg structure; 72. pressing the elastic sheet; 8. a terminal plug-in; 9. the push block is pressed.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The embodiment provides a relay socket structure as shown in fig. 1-4, which includes a base 1, an upper cover 2, and a plurality of conductive sheet structures 3 disposed on the base 1, wherein a plurality of wiring slots 4 are disposed on two sides of the base 1, the upper cover 2 is provided with a plurality of wiring hole structures 21 corresponding to the plurality of wiring slots 4, a wiring assembly for clamping a wire is mounted in the wiring slot 4, the wiring slot 4 has an upper socket 41 opened on the top of the base 1, the wiring assembly includes a limiting bracket 5 formed in the wiring slot 4, an elastic clamping member 6 mounted on the limiting bracket 5 through the upper socket 41, and a contact piece 7 integrally inserted in the wiring slot 4 by extending the conductive sheet structures 3; a limiting channel 51 is formed between the limiting bracket 5 and the wiring groove 4, and the contact piece 7 is tightly inserted in the limiting channel 51; the elastic clamping piece 6 comprises a positioning part 61 extending from one side of the upper socket 41 and abutting against and jointed with the side wall of the wiring slot 4 or one end of the contact piece 7, and a wire pressing part 62 extending in an inclined shape and abutting against the other end of the contact piece 7, and a lead inserted into the wiring slot 4 is extruded and inserted between the wire pressing part 62 and the contact piece 7.

The above embodiment is the core technical scheme of this embodiment, when the wiring slot 4 is internally equipped with the wiring assembly, the conductive sheet structure 3 is installed in the base 1, and simultaneously the contact sheet 7 is driven to be inserted into the wiring slot 4, so that the contact sheet 7 is tightly inserted into the limit slot 51 formed by the limit bracket 5 and the wiring slot 4, then the elastic clamping member 6 is installed on the limit bracket 5 from the upper socket 41 of the wiring slot 4, so that the positioning part 61 is pressed and attached to the side wall of the wiring slot 4 or one end of the contact sheet 7, and the wire pressing part 62 is clamped and attached to the other end of the contact sheet 7, so that the contact sheet 7, the elastic clamping member 6 and the limit bracket 5 are assembled in the wiring slot 4, because the contact sheet 7 and the conductive sheet structure 3 are designed into an integral structure, the electrical performance between the assembly and the conductive sheet structure 3 is improved, the contact resistance is reduced, and the wiring assembly plays a role of limiting and clamping with the contact sheet 7 through the limit slot 51, reinforcing installation stability, the emergence when preventing that contact piece 7 from receiving the vibration influence is rocked and skew phenomenon in wiring groove 4, adopts this technical scheme design, makes the outside equipment form that the wiring subassembly avoided adopting current fixed plate, has simplified mounting structure, reduces installation occupation space, and it is more swift convenient to install, improves assembly efficiency, optimizes product inner structure overall arrangement to promote relay socket's performance.

As a preferred embodiment, as shown in fig. 2 to 3, a slope blocking wall 52 is provided at one side of the position limiting bracket 5 opposite to the line pressing portion 62, and a thread spacer 53 provided on the inclined surface blocking wall 52, the thread groove 4 includes two thread tightening regions 42 formed on both sides of the thread spacer 53 by the thread spacer 53, wherein the wiring hole structure 21 includes two wiring holes provided on the upper cover 2 corresponding to the wiring groove 4, the two wiring holes being provided opposite to the two tightening regions 42 of the wiring groove 4, the crimping portion 62 includes two crimping tabs 621 respectively extending through the two crimping areas 42, the top of the wire isolation plate 53 is inserted into the gap between the two wire pressing elastic pieces 621, the elastic clamping piece 6 can be positioned and installed on the limiting bracket 5, wherein the two pressing line elastic pieces 621 are clamped on the other end of the contact piece 7 in a matching manner. According to the structure, two wires can be connected to each wiring groove 4, so that the wiring use requirement of a user is met, the two wires cannot be subjected to wire stringing accidents after being separated by the wire separating plate 53 in the wiring groove 4, the use is safe and reliable, the two wires inserted into the two wire tightening areas 42 are squeezed and clamped by the two wire pressing elastic sheets 621, the phenomenon that the wires are loosened and detached is prevented, and the installation stability is good.

In order to enable the wire to be more conveniently inserted into or pulled out of the wiring slot 4, the upper cover 2 is further provided with a plurality of groups of operation hole structures corresponding to the plurality of wiring slots 4, each group of operation hole structures is internally provided with two pressing push blocks 9 which are inserted into the two wire tightening areas 42 and are respectively in matched contact with the two wire pressing elastic sheets 621, each group of operation hole structures comprises two operation holes which are arranged on one sides of the two wiring holes side by side, the end part of each pressing push block 9 is provided with a pressing inclined plane, the pressing inclined plane is just matched with the bent parts of the wire pressing elastic sheets 621 to increase the contact stress surface, the structure is arranged, when in wiring, only the pressing push block 9 is needed to be pressed, so that the pressing push block 9 pushes the wire pressing elastic sheets 621 to generate deformation and deflection through the pressing inclined planes under the pressed state, namely, a threading gap is reserved between the wire pressing elastic sheets 621 and the other ends of the contact sheets 7, and accordingly, an external wire can be inserted and clamped between the wire pressing elastic sheets 621 and the contact sheets 7, the wiring of the relay socket can be completed, and the plugging operation of the lead is facilitated.

As shown in fig. 2-3, a clamping boss is arranged at the other end of the contact piece 7, the end portions of the two wire pressing elastic pieces 621 are clamped on the clamping boss in a matching manner, so that the wire pressing elastic pieces 621 and the other end of the contact piece 7 are positioned at opposite positions, and further, the other end of the contact piece 7 is bent to form a bent-leg structure 71, the bent-leg structure 71 is in limit abutting connection with the top of the side wall of one side of the wiring groove 4, so that the designed contact piece 7 is clamped by the limit groove channel 51 in the wiring groove 4 and is positioned at the other end of the contact piece 7 through the bent-leg structure 71, and therefore the contact piece 7 is limited and mounted stably and reliably, and the mounting structural strength of the contact piece 7 in the wiring groove 4 is enhanced.

The plurality of conductive sheet structures 3 are respectively provided with a clamping spring sheet 31 (a in the attached drawing 1 represents a relay) which is matched and inserted with the relay, the clamping spring sheet 31 and the contact sheet 7 are respectively formed at two ends of the conductive sheet structures 3 as an integrated structure, namely the conductive sheet structures 3, the contact sheet 7 and the clamping spring sheet 31 are arranged as an integrated structure, so that synchronous installation can be realized, and the electrical performance of a conductive loop in the relay socket can be improved.

In this embodiment, as shown in fig. 1-3, a terminal plug-in unit 8 for externally connecting an auxiliary module is further disposed on the base 1, the terminal plug-in unit 8 is an integrally formed vertical insertion piece on the side edge of the conductive sheet structure 3, and is correspondingly fixed, and the upper cover 2 is provided with an auxiliary insertion hole 22 corresponding to the terminal plug-in unit 8. Auxiliary device can be contact auxiliary module or alarm module etc. insert external auxiliary device from top to bottom on the relay socket, make auxiliary device with vertical inserted sheet on the base 1 forms the cooperation of pegging graft, this kind of structural design, according to vertical inserted sheet with conducting strip structure 3 is integrative structural design, and the shaping is made conveniently, and structural stability is good, and the installation plug is comparatively convenient, promotes the electrical contact performance, through realizing the equipment with external auxiliary module and relay socket, is favorable to extending the service function of relay socket.

As a preferred embodiment, as shown in fig. 2, at least one slot hole 11 communicating with the wiring slot 4 is provided at one end of the base 1, and a contact sheet 7 disposed in the wiring slot 4 is provided with a contact spring sheet 72 extending obliquely into the slot hole 11, such a structure is provided that the slot hole 11 can be used for externally connecting a bus bar or other plug-in conductors, thereby increasing the output line of the relay socket, and satisfying various wiring requirements of users, the oblique contact spring sheet 72 is beneficial for the bus bar or plug-in conductors to be inserted into the slot hole 11 more smoothly, and applies an elastic pressing force to the bus bar or plug-in conductors, so that the bus bar or plug-in conductors can be pressed and clamped by the contact spring sheet 72 when being inserted into the slot hole 11, thereby keeping the contact spring sheet 72 in close contact with the bus bar or plug-in conductors, the contact stability is good, and the bus bar, the contact spring piece 72 and the contact piece 7 are electrically connected.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims

1. The utility model provides a relay socket structure, is in including base (1), upper cover (2) and setting a plurality of conducting strip structures (3) on base (1), base (1) both sides are provided with a plurality of wiring groove (4), upper cover (2) correspond a plurality of wiring groove (4) and are provided with a plurality of wiring hole structures (21), install the wiring subassembly that is used for the chucking wire in wiring groove (4), its characterized in that: the wiring groove (4) is provided with an upper socket (41) arranged at the top of the base (1), the wiring assembly comprises a limiting support (5) formed in the wiring groove (4), an elastic clamping piece (6) installed on the limiting support (5) through the upper socket (41), and a contact piece (7) integrally extending from the conducting strip structure (3) and inserted in the wiring groove (4); a limiting channel (51) is formed between the limiting bracket (5) and the wiring groove (4), and the contact piece (7) is tightly inserted in the limiting channel (51); the elastic clamping piece (6) comprises a positioning part (61) which extends back to one side of the upper socket (41) and is abutted and jointed on one end of the side wall of the wiring groove (4) or one end of the contact piece (7), and a wire pressing part (62) which extends in an inclined shape and is abutted on the other end of the contact piece (7).

2. The relay socket structure according to claim 1, wherein: spacing support (5) one side be equipped with the relative inclined plane of line ball portion (62) keeps off wall (52), and set up and be in separate line board (53) on the inclined plane keeps off wall (52), wiring groove (4) are including by separate line board (53) separate and form two tight line district (42) of line ball board (53) both sides, line ball portion (62) are including extending two line ball shell fragments (621) of wearing to establish respectively in two tight line district (42), peg graft the clearance department between two line ball shell fragments (621) at line ball board (53) top.

3. The relay socket structure according to claim 2, wherein: the wiring hole structure (21) comprises two wiring holes corresponding to the wiring grooves (4) and arranged on the upper cover (2), and the two wiring holes are arranged opposite to the two wire tightening areas (42) of the wiring grooves (4).

4. A relay socket structure according to claim 3, wherein: the upper cover (2) is provided with a plurality of groups of operation hole structures corresponding to the wiring grooves (4), two pressing push blocks (9) which are inserted into the two wire tightening areas (42) and are respectively in matched contact with the two wire pressing elastic pieces (621) are arranged in each group of operation hole structures, and the end portions of the pressing push blocks (9) are provided with abutting inclined planes.

5. The relay socket structure according to claim 4, wherein: a clamping boss is arranged at the other end of the contact piece (7), and the end parts of the two line pressing elastic pieces (621) are matched and clamped on the clamping boss.

6. The relay socket structure according to claim 5, wherein: the other end of the contact piece (7) is bent and formed with a bent foot structure (71), and the bent foot structure (71) is in limited abutting connection with the top of the side wall of one side of the wiring groove (4).

7. The relay socket structure according to any one of claims 1 to 6, wherein: the plurality of conducting strip structures (3) are respectively provided with a clamping spring piece (31) which is matched and spliced with the relay, and the clamping spring piece (31) and the contact piece (7) are respectively integrally formed at two ends of the conducting strip structures (3).

8. The relay socket structure according to claim 7, wherein: still be provided with terminal plug-in components (8) that are used for external auxiliary module on base (1), terminal plug-in components (8) are integrated into one piece and are in vertical inserted sheet on conducting strip structure (3) side.

9. The relay socket structure according to claim 8, wherein: the upper cover (2) is provided with an auxiliary jack (22) corresponding to the terminal plug-in (8).

10. The relay socket structure according to claim 9, wherein: one end of the base (1) is provided with at least one slot hole (11) communicated with the wiring groove (4), and a contact piece (7) arranged in the wiring groove (4) is provided with a contact spring sheet (72) obliquely extending into the slot hole (11).