Fixing block for preventing deformation of wiring elastic sheet
By setting a fixing block between the inner side of the spring contact and the bracket of the pluggable terminal block, the problem of the spring contact being unable to reset due to excessive compression is solved, thus achieving stable connection of the wiring port and extending its service life.
Patent Information
- Application Number
- CN202520282251.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-21
- Publication Date
- 2025-12-30
- Estimated Expiration
- 2035-02-21
AI Technical Summary
The spring contacts of existing pluggable terminals are prone to failure to reset due to excessive compression during construction, rendering the terminals unusable.
A fixing block for preventing deformation of wiring springs is designed, including a shell and a top cover, a bracket and a spring with internal fixing components. By setting a fixing block between the inner side of the spring and the bracket, the front end of the fixing block abuts against the bend of the spring, the rear end abuts against the bracket, and the top end is an upward sloping ramp to prevent the spring from exceeding its elastic limit.
It effectively prevents the spring from deforming due to excessive compression, ensures a stable connection at the wiring port, and extends the service life.
Smart Images
Figure CN223743898U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to a kind of anti-wiring spring piece deformation fixing block. BACKGROUND
[0002] The wiring terminal is the component of power supply and conductor connection, and the main function is to conduct electricity. Since the wiring terminal reduces workload and production cost, it brings many conveniences to life and practice, so the wiring terminal is gradually widely applied to various fields. The current wiring terminal is provided with various wiring modes, such as screw type and plug-in type; the plug-in type wiring terminal generally uses a spring to abut the wire between the spring and the conductive sheet, but since the spring has an elastic limit, if the spring is pressed beyond the limit during construction, the spring cannot be reset, and the wiring port cannot be used continuously. UTILITY MODEL CONTENTS
[0003] The utility model provides a kind of anti-wiring spring piece deformation fixing block.
[0004] The utility model solves the technical problem of the above technical solution:
[0005] The anti-wiring spring piece deformation fixing block includes a housing and a top cover that cooperate with each other. The housing is provided with a fixing member inside. The fixing member includes a bracket. A plurality of springs are arranged inside one end of the bracket. The springs are inclined upward and inward, and the bottom ends of each spring are integrated and fixed to the bottom of the bracket. The top ends of the springs abut against the top ends inside the bracket. A fixing block is arranged between the inner side of the spring and the bracket. The front end of the fixing block abuts against the bent part of the spring, and the rear end abuts against the bracket. The fixing block includes a body, and the top part of the body is inclined upward.
[0006] Preferably, the housing is a square body with an open top end and support feet arranged at both ends.
[0007] Preferably, the housing is provided with a plurality of first openings and a plurality of second openings at the front end. The other end of the bracket is provided with a plurality of clamping pieces. A plurality of fixing grooves opposite to the first openings are arranged at the clamping pieces. The clamping pieces abut against the top ends inside the fixing grooves. The top ends of the fixing grooves are provided with first through holes matched with screws.
[0008] Preferably, the inner side of the clamping piece and the inner side of the bracket are both provided with grooves.
[0009] Preferably, the springs are opposite to the second openings.
[0010] Preferably, the bracket and the springs are both made of conductive metal material.
[0011] Preferably, the support top end is provided with a plurality of second through holes corresponding to the elastic sheet, one side of the top end of the elastic sheet abuts against the inside top end of the support, and the other side corresponds to the second through hole, the top cover is provided with a third opening matched with the first through hole of the fixing groove top end, and the screw can be matched with the fixing groove through the third opening; the top cover is further provided with a fourth opening matched with the second through hole.
[0012] Preferably, the body top end is abutted against the inside lower part of the bending part of the elastic sheet, the front end of the body is arc-shaped, and the angle of the arc-shaped top end of the body is smaller than the bending degree of the elastic sheet.
[0013] Preferably, the lower end of the body is provided with a groove on the outside, and the bottom of the support is provided with a buckle corresponding to the groove.
[0014] Preferably, the top of the body is an upwardly inclined slope, and the top rear end is provided with a reinforcing rib abutting against the support.
[0015] Compared with the prior art, the anti-wiring elastic sheet deformation fixing block is provided with a fixing block between the inside of the elastic sheet and the support, the front end of the fixing block is abutted against the bending part of the elastic sheet, the rear end is abutted against the support, and the top end is an upwardly inclined slope; when the electric wire is connected, the elastic sheet is pushed downwardly, and when the pushing downwardly angle is too large, the slope of the fixing block can abut against the elastic sheet to prevent the elastic sheet from exceeding the elastic limit. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 Fig. 1 is a first perspective view of the anti-wiring elastic sheet deformation fixing block of the utility model.
[0017] Figure 2 Fig. 4 is a schematic view of the anti-wiring elastic sheet deformation fixing block in use.
[0018] Figure 3 Fig. 5 is an exploded view of the anti-wiring elastic sheet deformation fixing block in use.
[0019] Figure 4 Fig. 6 is a second perspective view of the anti-wiring elastic sheet deformation fixing block of the utility model.
[0020] Figure 5 Fig. 7 is an exploded view of the anti-wiring elastic sheet deformation fixing block of the utility model. DETAILED DESCRIPTION
[0021] The utility model will be further described in detail below in combination with the embodiment of the drawings.
[0022] As Figures 1 to 5As shown, the anti-wiring spring deformation fixing block comprises a shell 1 and a top cover 2 matched with each other, the shell 1 is a square body with an open top end, support feet are arranged at both ends of the shell 1 for fixing on the support frame of the switch box, and a plurality of first openings 11 and a plurality of second openings 12 are arranged at the front end of the shell 1.
[0023] A fixing member 3 is arranged in the shell 1, the fixing member 3 comprises a bracket 31 made of conductive metal, a plurality of clamping pieces 311 are arranged at one end of the bracket 31, a plurality of fixing grooves 32 corresponding to the first openings 11 are arranged at the clamping pieces 311, the clamping pieces 311 abut against the inner top end of the fixing grooves 32, the top end of the fixing grooves 32 is provided with a first through hole matched with a screw, when connecting the electric wire, the screw is screwed down to make the clamping pieces 311 tilt downward to clamp the electric wire in the fixing grooves 32, and a recess is arranged at the inner side of the clamping pieces 311 to increase the friction with the electric wire.
[0024] A plurality of springs 33 corresponding to the second openings 12 are arranged at the other end of the bracket 31 in an array, the springs 33 tilt upward and inward, the bottom end of each spring 33 is integral with and fixed to the bottom of the bracket 31, the springs 33 are made of conductive metal, the top end of the springs 33 abuts against the inner top end of the bracket 31, when connecting the electric wire, the electric wire is directly inserted, due to the elasticity of the springs 33, the electric wire is clamped between the inner top end of the bracket 31 and the springs 33, and a recess is arranged at the inner top end of the bracket 31 to increase the friction with the electric wire.
[0025] A fixing block 4 is arranged between the inner side of the springs 33 and the bracket 31, the front end of the fixing block 4 abuts against the bent part of the springs 33, and the rear end of the fixing block 4 abuts against the bracket 31, the fixing block 4 comprises a body 41, a recess 411 is arranged at the lower end of the outer side of the body 41, the bottom of the bracket 31 is provided with a buckle 313 corresponding to the recess 411, when the fixing block 4 is located between the springs 33 and the bracket 31, the buckle 313 and the recess 411 are matched to prevent the fixing block 4 from moving left and right, the rear end of the body 41 is attached to the bracket 31, the front end of the body 41 is arc-shaped, the top end of the body 41 abuts against the inner side of the bent part of the springs 33, the angle of the arc-shaped top end of the body 41 is smaller than the bending degree of the springs 33, the top of the body 41 is an upwardly inclined slope, a reinforcing rib 42 is arranged at the upper side of the rear end of the top to abut against the bracket 31, when connecting the electric wire, the springs 33 will be pushed downward, when the angle of pushing downward is too large, the slope of the fixing block 4 can abut against the springs 33 to prevent the springs 33 from exceeding the elastic limit.
[0026] A plurality of second through holes 312 corresponding to the springs 33 are arranged at the top end of the bracket 31 in an array, one side of the top end of the springs 33 abuts against the inner top end of the bracket 31, and the other side corresponds to the second through holes 312.
[0027] The top cover 2 is provided with a third opening 21 matched with the first through hole at the top end of the fixing groove 32, and a screw can be matched with the fixing groove 32 through the third opening 21; the top cover 2 is further provided with a fourth opening matched with the second through hole 312, and the fourth opening can be used to push the elastic sheet 33 to move downward, so as to release the electric wire fixed between the elastic sheet 33 and the support 1.
[0028] The utility model discloses anti -wiring elastic sheet deformation fixed block through setting fixed block 4 between elastic sheet 33 inside and support 31, and fixed block 4 front end and elastic sheet 33 bending place abut, rear end and support 31 abut, and the top end is the slope that inclines to the up, when connecting electric wire, elastic sheet 33 will be pushed down, when the angle of pushing down is too big, the slope of fixed block 4 can resist elastic sheet 33 and prevent elastic sheet 33 from exceeding elastic limit.
[0029] Finally, it should be noted that: the above examples only illustrate the technical solutions of the utility model, rather than limit them; although the utility model has been described in detail with reference to the foregoing examples, those skilled in the art should understand that: it still can modify the technical solutions recorded in the foregoing examples, or make equivalent replacement to part of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the utility model embodiments.
Claims
1. A deformation fixing block for preventing the deformation of a spring piece, comprising a shell (1) and a top cover (2) which cooperate with each other, a fixing member (3) is arranged in the shell (1), the fixing member (3) comprises a support (31), a plurality of spring pieces (33) are arranged in the support (31) at one end, the spring pieces (33) are inclined upward and inward, the bottom ends of the spring pieces (33) are integrated and fixed at the bottom of the support (31), and the top ends of the spring pieces (33) abut against the top end of the support (31), characterized in that, The fixing block (4) is arranged between the inner side of the elastic sheet (33) and the support (31), the front end of the fixing block (4) abuts against the bending part of the elastic sheet (33), the rear end of the fixing block (4) abuts against the support (31), the fixing block (4) comprises a body (41), and the top of the body (41) is inclined upward.
2. The anti-wiring spring deformation fixing block according to claim 1, characterized in that, The shell (1) is a square body with an open top end and is provided with support feet at both ends.
3. The anti-wiring spring deformation fixing block according to claim 1, characterized in that, The front end of the shell (1) is provided with a plurality of first openings (11) and a plurality of second openings (12), the other end of the support (31) is provided with a plurality of clamping pieces (311), the clamping pieces (311) are provided with a plurality of fixing grooves (32) opposite to the first openings (11) at the positions, the clamping pieces (311) abut against the inner top ends of the fixing grooves (32), and the top ends of the fixing grooves (32) are provided with first through holes matched with screws.
4. The anti-wiring spring deformation fixing block according to claim 3, characterized in that, The inner side of the clamping piece (311) and the inner top end of the support (31) are provided with grooves.
5. The anti-wiring spring deformation fixing block according to claim 3, characterized in that, The elastic sheet (33) is opposite to the second opening (12).
6. The anti-wiring spring deformation fixing block according to claim 1, characterized in that, The support (31) and the elastic sheet (33) are both made of conductive metal materials.
7. The anti-wiring spring deformation fixing block according to claim 5, characterized in that, The top end of the support (31) is provided with a plurality of second through holes (312) corresponding to the elastic sheets (33), one side of the top end of the elastic sheet (33) abuts against the inner top end of the support (31), and the other side of the top end of the elastic sheet (33) corresponds to the second through hole (312), the top cover (2) is provided with a third opening (21) matched with the first through hole at the top end of the fixing groove (32), and a screw can pass through the third opening (21) and be matched with the fixing groove (32); and the top cover (2) is further provided with a fourth opening matched with the second through hole (312).
8. The anti-wiring spring deformation fixing block according to claim 1, characterized in that, The top end of the body (41) abuts against the inner side of the bending part of the elastic sheet (33) at a position below the top end, the front end of the body (41) is arc-shaped, and the angle of the arc-shaped top end of the body (41) is smaller than the bending degree of the elastic sheet (33).
9. The anti-wiring spring deformation fixing block according to claim 1, characterized in that, The bottom of the support (31) is provided with buckles (313) opposite to the grooves (411) on the outer side of the lower end of the body (41).
10. The anti-wiring spring deformation fixing block according to claim 1, characterized in that, The top of the body (41) is an upwardly inclined slope, and the top rear end is provided with a reinforcing rib (42) abutting against the support (31).