Integrated double-buckle automatic wiring terminal

Abstract

The invention relates to an integrated double-buckle automatic wiring terminal which comprises a base, the base is provided with a wire inlet, the integrated double-buckle automatic wiring terminal further comprises an elastic piece and a handle, the elastic piece comprises a connecting part, a clamping part and a triggering part, the triggering part is provided with an inner buckle and an outer buckle, the inner buckle is used for clamping the clamping part, the base is provided with a limiting block, the outer buckle is used for clamping the handle, and the limiting block is used for limiting the clamping part. When the handle is clamped by the outer buckle, the clamping part is clamped by the inner buckle, and the clamping part is used for enabling the wire to abut against the base. Through the cooperation between the handle and the elastic sheet, the detachable connection between the wire and the wiring terminal is realized, and the operation is convenient.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of wiring terminals, in particular to a one-piece double-clasping automatic wiring wiring terminal. BACKGROUND

[0002] In the field of electrical connections, wiring terminals, as key components for realizing electrical connections between wires and electrical devices or lines, are widely used in industrial control, power systems, instruments and meters, smart home and many other scenarios.

[0003] In related technologies, wires are usually fixed to wiring terminals. When a wire is damaged, the original connection structure needs to be destroyed and the wire needs to be replaced, which is troublesome and needs to be improved. SUMMARY

[0004] In order to improve the problem that when a wire is damaged, the original connection structure needs to be destroyed and the wire needs to be replaced, which is troublesome, the present application provides a one-piece double-clasping automatic wiring wiring terminal.

[0005] The one-piece double-clasping automatic wiring wiring terminal provided by the present application adopts the following technical solution:

[0006] A one-piece double-clasping automatic wiring wiring terminal, comprising a base, the base is provided with a wire inlet for inserting a wire, further comprising a spring and a handle, the spring is located in the wire inlet, the spring comprises a connecting portion, a clamping portion and a trigger portion respectively arranged on both sides of the connecting portion, the clamping portion is located on the side of the connecting portion close to the inlet of the wire inlet, the trigger portion is provided with an inner clasp and an outer clasp, the inner clasp is located on the side of the outer clasp close to the connecting portion, the inner clasp is used to clamp the clamping portion, the base is provided with a limiting block, the limiting block is located on the side of the clamping portion away from the connecting portion, the handle is inserted between the limiting block and the clamping portion and abuts against the clamping portion and the limiting block, the outer clasp is used to clamp the handle, when the outer clasp clamps the handle, the inner clasp clamps the clamping portion, and the clamping portion is used to tightly abut the wire on the base.

[0007] By adopting the above technical solution, when the wire needs to be connected, the handle is lifted, the handle squeezes the clamping portion to make the clamping portion bend close to the inner clasp, at this time, the limiting block abuts against the handle to make the handle maintain the state of abutting against the clamping portion, avoiding the handle from being lifted and separated from the clamping portion, until the inner clasp clamps the clamping portion to limit the clamping portion, at this time, the outer clasp clamps the handle to realize the limiting of the handle, and the wiring terminal is in a triggered state, then the wire is inserted into the wire inlet, the wire passes through the clamping portion and tightly abuts the trigger portion, so that the trigger portion is away from the clamping portion, until the trigger portion is separated from the clamping portion, the clamping portion is reset under the action of the elastic force to tightly abut the wire on the base to realize clamping, thereby realizing the installation of the wire on the base.

[0008] When the wire is damaged, the handle is pressed, the handle extrudes the clamping part, so that the clamping part is away from the wire, thereby releasing the wire, and the wire can be directly taken out, at this time, the trigger part is reset under the action of the elastic force, so that the inner buckle clamps the clamping part, then the handle is lifted, so that the outer buckle clamps the handle, so that the terminal is in the triggered state again, so as to facilitate subsequent installation of the wire, through the cooperation between the handle and the elastic sheet, the detachable connection between the wire and the terminal is realized, and the operation is convenient.

[0009] Optionally, the base comprises a seat body and a conductive sheet arranged on the seat body, and the clamping part is used for abutting the wire against the conductive sheet.

[0010] By adopting the above technical scheme, a complete current path is formed, and the circuit is ensured to be stable and conductive.

[0011] Optionally, the conductive sheet comprises a sheet body and a positioning block arranged on the sheet body, and the connecting part is provided with a positioning hole for clamping the positioning block.

[0012] By adopting the above technical scheme, the positioning block and the positioning hole are arranged, the inner wall of the positioning hole is abutted by the positioning block, the positioning between the elastic sheet and the conductive sheet is realized, the clamping part can apply stable pressure to the wire, the cases that the pressure is too large (which may cause the wire to be pressed) or too small (which may cause poor contact) due to position deviation are reduced, unnecessary friction is also reduced, component wear is reduced, and the service life of the entire terminal is prolonged.

[0013] Optionally, the conductive sheet is provided with anti-skid lines, and the anti-skid lines are located on one side of the conductive sheet close to the clamping part.

[0014] By adopting the above technical scheme, the anti-skid lines are arranged, the static friction between the conductive sheet and the wire is increased, and the case that the wire slips off is reduced.

[0015] Optionally, the base is provided with a power supply test hole.

[0016] By adopting the above technical scheme, it is convenient for a test pen to be inserted into the power supply test hole for power supply test in the subsequent process.

[0017] Optionally, the handle is provided with a clamping block, the clamping block is provided with an inclined surface, the inclined surface is located on one side of the clamping block close to the clamping part and inclines towards the handle close to the clamping part, the base is provided with a mounting groove for clamping the handle, and the mounting groove is communicated with the wire inlet, when the handle is clamped in the mounting groove, the clamping block is used for abutting the inner wall of the wire inlet.

[0018] By adopting the technical scheme, the handle is clamped into the installation slot and enters the wire inlet when the handle is installed, the clamping block is deformed to facilitate clamping of the clamping block into the installation slot and into the wire inlet, then the clamping block restores, the clamping block abuts against the inner wall of the wire inlet, and thus installation and positioning of the handle on the base are achieved without the aid of other tools, so that installation of the handle is more convenient.

[0019] Optionally, the handle comprises a main body and a tail hook arranged on the main body, the outer buckle, the inner buckle and the trigger portion are spliced to form a clamping groove, and the clamping groove is used for clamping the tail hook.

[0020] By adopting the technical scheme, the tail hook is arranged to form mechanical engagement between the handle and the outer buckle, and the anti-falling effect of the handle in the triggered state of the terminal is improved.

[0021] Optionally, a stress protrusion one is arranged on the clamping portion, a stress protrusion two is arranged on the handle, and the handle abuts against the stress protrusion one through the stress protrusion two, so as to abut against the clamping portion.

[0022] By adopting the technical scheme, the stress protrusion one and the stress protrusion two are arranged to form a fulcrum, so that the clamping portion is deformed and bent in the direction of the connecting portion under the extrusion of the handle.

[0023] Optionally, the clamping portion and the connecting portion are in arc-shaped transition connection, and the connecting portion and the trigger portion are in arc-shaped transition connection.

[0024] By adopting the technical scheme, stress distribution of the arc-shaped transition connection is more uniform, so that the connecting portions of the clamping portion and the connecting portion and the connecting portions of the connecting portion and the trigger portion can withstand a larger angle of repeated bending, the recovery ability after deformation is stronger, the elastic range is wider, and the service life of the spring sheet is prolonged.

[0025] In summary, the present application has at least one of the following beneficial technical effects:

[0026] 1. The handle and the spring sheet are matched to realize detachable connection between the wire and the terminal, and the operation is convenient.

[0027] 2. The positioning block and the positioning hole are arranged to position the spring sheet and the conductive sheet, so that the clamping portion can apply stable pressure to the wire, the cases of excessive pressure (which may injure the wire) or insufficient pressure (which may cause poor contact) caused by position deviation are reduced, unnecessary friction is reduced, component wear is reduced, and the service life of the entire terminal is prolonged.

[0028] 3. The clamping block and the installation slot are arranged, and the handle is installed without the aid of other tools, so that the handle is more convenient to install. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is a schematic view of the whole embodiment of the application.

[0030] Figure 2 It is a side view of the embodiment of the application, which is partially cut at the seat body and mainly shows the structure of the elastic sheet.

[0031] Figure 3 It is a structural view of the embodiment of the application, which is partially cut at the seat body and mainly shows the structure of the positioning block.

[0032] Figure 4 It is a structural view of the embodiment of the application, which mainly shows the structure of the positioning hole.

[0033] Figure 5 It is a structural view of the embodiment of the application, which mainly shows the structure of the clamping block and the inclined surface.

[0034] Figure 6 It is a side view of the embodiment of the application, which is partially cut at the seat body and mainly shows the state of the elastic sheet and the handle in the triggered state.

[0035] Figure 7 It is a side view of the embodiment of the application, which is partially cut at the seat body and mainly shows the state of the elastic sheet and the handle when clamping the wire.

[0036] Figure 8 It is a structural view of the embodiment of the application, which mainly shows the structure of the mounting groove.

[0037] BRIEF DESCRIPTION OF DRAWINGS 1, base; 11, seat body; 111, wire inlet; 112, mounting groove; 113, power test hole; 12, conductive sheet; 121, sheet body; 122, positioning block; 2, elastic sheet; 21, connecting part; 211, positioning hole; 22, clamping part; 221, stress protrusion one; 23, trigger part; 3, handle; 31, main body; 311, stress protrusion two; 32, tail hook; 4, anti-skid pattern; 5, inner clasp; 6, outer clasp; 7, limiting block; 8, clamping groove; 9, recess; 10, clamping block; 13, inclined surface. DETAILED DESCRIPTION

[0038] The following will be described in detail in combination with the drawings Figures 1-8 The application will be further described in detail.

[0039] The embodiment of the application discloses a one-piece double-clasp automatic wiring terminal. Referring to Figures 1-4The integrated double-clip automatic wiring terminal includes a base 1, a spring 2 and a handle 3. The base 1 includes a base body 11 and a conductive sheet 12. A plurality of wire inlets 111 are opened on the outer wall of the base body 11. The plurality of wire inlets 111 are located on the same side of the base body 11 and are evenly spaced along the horizontal direction. The wire inlets 111 are used for inserting wires. In this embodiment, the base body 11 is made of nylon (resin), which has a highly flame retardant effect.

[0040] See also Figures 1-4 The number and position of the conductive sheets 12 correspond one-to-one to the number and position of the wire inlet 111. Each conductive sheet 12 includes a sheet body 121 and a positioning block 122. The sheet body 121 is fixed on the base body 11 and extends into the corresponding wire inlet 111. The positioning block 122 is located in the wire inlet 111 and is integrally fixed to the sheet body 121. The sheet body 121 and the positioning block 122 are both made of copper, which has the function of efficient conductivity.

[0041] See also Figures 1-4 A plurality of power test holes 113 are also provided on the outer wall of the base body 11. The power test holes 113 are located on one side of the base body 11 adjacent to the line inlet 111, and the number and position of the power test holes 113 correspond one-to-one to the number and position of the line inlet 111. The power test holes 113 are opposite to the sheet body 121. In actual use, the power test holes 113 are used to insert a test pen for electrical testing.

[0042] See also Figures 1-4 The number and position of the spring pieces 2 correspond to the number and position of the wire inlet 111. Each spring piece 2 is located in the corresponding wire inlet 111 and above the positioning block 122. Each spring piece 2 includes a connecting portion 21, a clamping portion 22 and a triggering portion 23. A positioning hole 211 is provided on the outer wall of the connecting portion 21. The positioning hole 211 vertically penetrates the connecting portion 21, and the positioning hole 211 is for the positioning block 122 to be inserted. The clamping portion 22 and the triggering portion 23 are respectively located on both sides of the connecting portion 21, and the clamping portion 22 is located on the connecting portion 21 near the corresponding wire inlet 1 On one side of the entrance 11, the clamping portion 22 is inclined away from the connecting portion 21 in the direction away from the entrance of the wire inlet 111. The connecting portion 21, the clamping portion 22 and the triggering portion 23 are integrally arranged. There is an arc-shaped transition connection between the clamping portion 22 and the connecting portion 21, and there is an arc-shaped transition connection between the connecting portion 21 and the triggering portion 23. The clamping portion 22 is used to press the wire against the conductive sheet 12. Each clamping portion 22 is bent in the direction away from the connecting portion 21 to form a force-bearing protrusion 221. In this embodiment, the material of the spring piece 2 is stainless steel, which plays a role of repeated rebound.

[0043] See also Figures 1-4The outer side wall of the sheet body 121 is processed to form anti-skid lines 4, which are located on the side of the sheet body 121 close to the clamping portion 22 and on the side of the clamping portion 22 away from the connecting portion 21, and the anti-skid lines 4 are oppositely arranged with the clamping portion 22.

[0044] Referring to Figures 1-7 The two ends of the trigger portion 23 in the horizontal direction are bent towards the clamping portion 22, and the two ends of the trigger portion 23 are integrally fixed with inner buckles 5 and outer buckles 6 in the horizontal direction, the inner buckles 5 and the outer buckles 6 are located on the side of the trigger portion 23 close to the clamping portion 22, and the inner buckles 5 are located on the side of the outer buckles 6 close to the connecting portion 21, the inner buckles 5 of the two ends of the trigger portion 23 are aligned in the horizontal direction, and the outer buckles 6 of the two ends of the trigger portion 23 are aligned in the horizontal direction, the inner buckles 5 are used to clamp the clamping portion 22, and the outer side wall of the inner buckle 5 is processed to form a guide surface, which is located on the side of the inner buckle 5 away from the connecting portion 21, and the guide surface is inclined towards the connecting portion 21 and close to the clamping portion 22, when the clamping portion 22 is bent close to the inner buckle 5, the guide surface is abutted by the clamping portion 22, so that the trigger portion 23 is bent away from the clamping portion 22, which is convenient for the trigger portion 23 to reset after the clamping portion 22 passes the inner buckle 5, so that the inner buckle 5 clamps the clamping portion 22.

[0045] Referring to Figures 1-7 The seat body 11 is integrally fixed with limit blocks 7, the number and position of the limit blocks 7 correspond to the number and position of the wire inlet ports 111 one by one, and each limit block 7 is located in the corresponding wire inlet port 111 and on the side of the clamping portion 22 away from the connecting portion 21.

[0046] Referring to Figures 1-7 The number and position of the handles 3 correspond to the number and position of the elastic sheets 2 one by one, and the handles 3 are located on the side of the clamping portion 22 away from the connecting portion 21, the handle 3 comprises a main body 31 and a tail hook 32, the main body 31 extends into the space between the limit block 7 and the corresponding clamping portion 22 and abuts against the limit block 7, the outer side wall of each main body 31 is protruded to form a force protrusion two 311 towards the corresponding clamping portion 22, and the main body 31 abuts against the force protrusion one 221 through the force protrusion two 311, so as to abut against the corresponding clamping portion 22.

[0047] Referring to Figures 1-7 The tail hook 32 is located on the side of the main body 31 close to the trigger portion 23 and is integrally fixed with the main body 31, the outer buckle 6, the inner buckle 5 and the trigger portion 23 are spliced to form a clamping groove 8, the clamping groove 8 is used for clamping the tail hook 32, and the outer buckle 6 is used for clamping the tail hook 32, when the outer buckle 6 clamps the tail hook 32, the inner buckle 5 clamps the clamping portion 22, in the embodiment, the main body 31 and the tail hook 32 are made of glass fiber reinforced nylon (resin), which can improve the strength and wear resistance of the handle 3.

[0048] Referring to Figures 1-8The main body 31 is provided with a groove 9 on the outer side wall close to the clamping part 22, and two clamping blocks 10 are integrally fixed on the main body 31 and are located in the groove 9 and on both sides of the groove 9 respectively. An inclined surface 13 is formed on the outer side wall of each clamping block 10, and the inclined surface 13 is located on the side of the clamping block 10 close to the clamping part 22 and inclines towards the main body 31 close to the clamping part 22, that is, the inclined surfaces 13 on the two clamping blocks 10 are away from each other towards the clamping part 22.

[0049] Referring to Figures 1-8 The seat body 11 is provided with a mounting groove 112 on the outer side wall close to the power supply test hole 113 for clamping the main body 31 and the tail hook 32. The mounting groove 112 is located on the side of the power supply test hole 113 close to the wire inlet 111, and the mounting groove 112 and the wire inlet 111 are communicated. When the main body 31 and the tail hook 32 are clamped in the mounting groove 112, the clamping block 10 is used to abut the inner wall of the wire inlet 111. In the embodiment, the material of the clamping block 10 is glass fiber reinforced nylon (resin), which has a certain elasticity and can meet the needs of clamping the clamping block 10 into the mounting groove 112.

[0050] In actual use, when the handle 3 is installed, the main body 31 and the tail hook 32 are clamped into the mounting groove 112, the seat body 11 extrudes the clamping block 10 along the inclined surface 13, so that the clamping block 10 deforms to facilitate the clamping block 10 to be clamped into the mounting groove 112 and enter the wire inlet 111, and then the clamping block 10 restores, and the clamping block 10 abuts the inner wall of the wire inlet 111, so that the installation and positioning of the handle 3 on the seat body 11 can be realized.

[0051] The implementation principle of the wiring terminal of the one-piece double-clamping automatic wiring of the embodiment of the application is as follows:

[0052] When the wire needs to be connected, the main body 31 is lifted up, the main body 31 extrudes the stress protrusion one 221 through the stress protrusion two 311, and then extrudes the clamping part 22, so that the clamping part 22 is bent to be close to the inner clamping block 5. At this time, the main body 31 is abutted by the limiting block 7, so that the stress protrusion two 311 on the main body 31 keeps abutting the stress protrusion one 221 on the clamping part 22, avoiding that the stress protrusion two 311 is separated from the stress protrusion one 221 when the main body 31 is lifted up, and the inner clamping block 5 clamps the clamping part 22 to limit the clamping part 22. At this time, the outer clamping block 6 clamps the tail hook 32 to limit the tail hook 32, and the wiring terminal is in a triggered state.

[0053] Then the wire is inserted into the wire inlet 111, the wire passes through the clamping part 22 and abuts the trigger part 23, so that the trigger part 23 is away from the clamping part 22, and the trigger part 23 is separated from the clamping part 22, and the clamping part 22 is reset under the action of the elastic force to clamp the wire to the conductive sheet 12, so as to realize the installation of the wire on the seat body 11.

[0054] When the wire is damaged, press the main body 31, the main body 31 is extruded by the stress protrusion two 311 to the stress protrusion one 221, and then extrudes the clamping part 22, so that the clamping part 22 is away from the wire, so as to loosen the wire, that is, the wire can be directly taken out, at this time, the trigger part 23 resets under the action of the elastic force, so that the inner buckle 5 clamps the clamping part 22, then lift the main body 31, so that the outer buckle 6 clamps the tail hook 32, so that the terminal is in the trigger state again, so as to facilitate the subsequent installation of the wire, through the cooperation between the handle 3 and the elastic sheet 2, the detachable connection between the wire and the terminal is realized, and the operation is convenient.

[0055] The above are preferred embodiments of the present application, not limited by the protection scope of the present application, therefore: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. An integrated dual-cable automatic wiring terminal, comprising a base (1) provided with a wire inlet (111) for wire insertion, characterized in that: The base (1) further comprises a spring (2) located in the wire inlet (111), the spring (2) comprises a connecting part (21), clamping parts (22) and trigger parts (23) respectively located on both sides of the connecting part (21), the clamping part (22) is located on the side of the connecting part (21) close to the inlet of the wire inlet (111), the trigger part (23) is provided with an inner buckle (5) and an outer buckle (6), the inner buckle (5) is located on the side of the outer buckle (6) close to the connecting part (21), the inner buckle (5) is used for clamping the clamping part (22), the base (1) is provided with a limiting block (7), the limiting block (7) is located on the side of the clamping part (22) away from the connecting part (21), the handle (3) is inserted between the limiting block (7) and the clamping part (22) and abuts against the clamping part (22) and the limiting block (7), the outer buckle (6) is used for clamping the handle (3), when the outer buckle (6) clamps the handle (3), the inner buckle (5) clamps the clamping part (22), and the clamping part (22) is used for abutting the wire to the base (1).

2. The one-piece dual-cinch automatic wiring terminal of claim 1, wherein: The base (1) comprises a seat body (11) and a conductive sheet (12) provided on the seat body (11), and the clamping part (22) is used for abutting the wire to the conductive sheet (12).

3. The one-piece dual-cinch automatic wiring terminal of claim 2, wherein: The conductive sheet (12) comprises a sheet body (121) and a positioning block (122) provided on the sheet body (121), and the connecting part (21) is provided with a positioning hole (211) for clamping the positioning block (122).

4. The one-piece dual-cinch automatic wiring terminal of claim 2, wherein: The conductive sheet (12) is provided with anti-skid lines (4) located on the side of the conductive sheet (12) close to the clamping part (22).

5. The one-piece dual-cinch automatic wiring terminal of claim 2, wherein: The base (1) is provided with a power supply test hole (113).

6. The one-piece dual-cinch automatic wiring terminal of claim 1, wherein: The handle (3) is provided with a clamping block (10), the clamping block (10) is provided with an inclined surface (13), the inclined surface (13) is located on the side of the clamping block (10) close to the clamping part (22) and inclines towards the handle (3) close to the clamping part (22), the base (1) is provided with a mounting groove (112) for clamping the handle (3), the mounting groove (112) is communicated with the wire inlet (111), and when the handle (3) is clamped in the mounting groove (112), the clamping block (10) is used for abutting the inner wall of the wire inlet (111).

7. The one-piece dual-cinch automatic wiring terminal of claim 1, wherein: The handle (3) comprises a main body (31) and a tail hook (32) provided on the main body (31), the outer buckle (6), the inner buckle (5) and the trigger part (23) are spliced to form a clamping groove (8), the clamping groove (8) is used for clamping the tail hook (32), and the outer buckle (6) is used for clamping the tail hook (32).

8. The one-piece dual-cinch automatic wiring terminal of claim 1, wherein: The clamping part (22) is provided with a stress protrusion one (221), the handle (3) is provided with a stress protrusion two (311), the handle (3) is abutted to the stress protrusion one (221) through the stress protrusion two (311), thereby abutting to the clamping part (22).

9. The one-piece dual-cinch automatic wiring terminal of claim 1, wherein: The clamping part (22) and the connecting part (21) are arc-shaped transition connection, the connecting part (21) and the trigger part (23) are arc-shaped transition connection.

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