CN220420920U - Anti-loosening wire frame assembly - Google Patents
Anti-loosening wire frame assembly Download PDFInfo
- Publication number
- CN220420920U CN220420920U CN202322200395.7U CN202322200395U CN220420920U CN 220420920 U CN220420920 U CN 220420920U CN 202322200395 U CN202322200395 U CN 202322200395U CN 220420920 U CN220420920 U CN 220420920U
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- Prior art keywords
- wire frame
- wire
- guide block
- block
- screw
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- 239000004677 Nylon Substances 0.000 claims abstract description 19
- 229920001778 nylon Polymers 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 238000005452 bending Methods 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 230000005540 biological transmission Effects 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The utility model relates to the technical field of wire frames, in particular to a locking wire frame assembly which comprises a wire frame, wherein the wire frame is an annular piece formed by bending a steel plate for multiple times, an inner threaded hole is formed in the upper end of the wire frame, a wire connecting screw is screwed in the inner threaded hole, a nylon pad is placed between the wire frame and the wire connecting screw, an inner thread in interference fit with the outer thread of the wire connecting screw is formed in the inner wall of the nylon pad, a movable cavity is formed in the side wall of the nylon pad, a limiting thimble is inserted in the movable cavity close to the inner thread, a limiting top is arranged at the top of the limiting thimble, and a pressing block is connected to the outer end of a connecting rod. The anti-loosening wire frame assembly is in interference fit threaded connection with the wire connecting screw through threads formed in the inner wall of the nylon pad, and the interference fit part is mutually extruded and deformed, so that the forward force of the contact part can be increased, the friction force between the contact part and the wire connecting frame assembly is improved, and the screw assembly can be screwed to achieve good anti-loosening effect.
Description
Technical Field
The utility model relates to the technical field of wire frames, in particular to an anti-loosening wire frame assembly.
Background
In an electrical system, a wire frame is most commonly used, the wire frame is generally used for connecting a circuit, the wire frame commonly used on a socket is generally a socket copper needle connecting wire, a connecting piece is generally arranged on a copper needle in the existing connecting mode, a connecting seat with a screw hole is externally arranged, the connecting piece is inserted into the connecting seat, then the connecting piece is fixed on the connecting seat through a screw, the wire is welded on the screw and is wound on the screw along with the rotation of the screw to realize fixation, and the wire is prevented from falling off from a welding point of the screw.
In the long-term use process, the wire is inevitably pulled, so that the wire provides a force for unscrewing the screw, the screw is loosened more and more, and finally the connecting piece and the connecting seat are in poor contact or even are separated. Therefore, an anti-loosening wire frame assembly is provided to solve the above problems.
Disclosure of Invention
The utility model aims to provide an anti-loosening wire frame assembly, which solves the problem that the wire frame provided in the background art is easy to loosen after long-term use, so that a connecting sheet and a connecting seat are in poor contact or even are separated.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the anti-loosening wire frame assembly comprises a wire frame, wherein the wire frame is an annular piece formed by bending a steel plate for multiple times, an inner threaded hole is formed in the upper end of the wire frame, a wire connecting screw is screwed in the inner threaded hole, a nylon pad is placed between the wire frame and the wire connecting screw, and an inner thread in interference fit with the outer thread of the wire connecting screw is formed in the inner wall of the nylon pad;
a movable cavity is formed in the side wall of the nylon cushion, a limiting thimble is inserted in the movable cavity close to the internal thread, a limiting thimble is arranged at the top of the limiting thimble, the rear end of the limiting thimble is connected with a connecting rod through a transmission frame, and the outer end of the connecting rod is connected with a pressing block;
the movable cavity is internally fixed with a locking block, a spring is elastically connected between the locking block and the transmission frame, a first guide block and a second guide block are arranged on the locking block, a movable pull rod is movably connected to the side face of the locking block, a first hook and a second hook are respectively arranged at two ends of the movable pull rod, the first hook is hung on the side face of the locking block, and the second hook is hung on one end of the spring.
Preferably, the spacing plug is the sawtooth structure, and this sawtooth opening direction is perpendicular with the external screw thread of wiring screw.
Preferably, the limiting thimble forms an elastic reset structure with the locking block through the transmission frame matched with the spring, and forms a locking structure through a second guide block on the locking block.
Preferably, the first guide block is of a triangular structure, one side, close to the first guide block, of the second guide block is of an inward concave structure, and one side, far away from the first guide block, of the second guide block is of a convex tip structure.
Preferably, the movable pull rod is in an orientation guide structure on the locking block through the first guide block and the second guide block.
Compared with the prior art, the utility model has the beneficial effects that: the anti-loosening wire frame assembly is in interference fit threaded connection with the wire connecting screw through threads formed in the inner wall of the nylon pad, and the interference fit part is mutually extruded and deformed, so that the forward force of the contact part can be increased, the friction force between the contact part and the wire connecting frame assembly is improved, and the screw assembly can be screwed to achieve good anti-loosening effect. And set up spacing top at the inboard of nylon pad and further inject to the wiring screw to improve the stability of wiring.
Drawings
FIG. 1 is a schematic view of an anti-loosening wire frame assembly according to the present utility model;
FIG. 2 is a schematic diagram of the cross-sectional structure of the nylon mat of the anti-loosening wire frame assembly of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of the anti-loosening wire frame assembly shown in FIG. 2A;
FIG. 4 is a view showing a first pressing trend of the movable pull rod of the anti-loosening wire frame assembly according to the present utility model;
fig. 5 is a diagram showing a state of the movable pull rod of the anti-loosening wire frame assembly in the second pressing trend.
In the figure: 1. the wire frame, 2, the wiring screw, 3, nylon pad, 4, press the piece, 5, the connecting rod, 6, the drive frame, 7, spacing thimble, 8, spacing thimble, 9, spring, 10, movable pull rod, 11, first couple, 12, second couple, 13, first guide block, 14, second guide block, 15, locking piece, 16, internal thread.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: a looseness-preventing wire frame assembly comprises a wire frame 1, wherein the wire frame 1 is an annular piece formed by bending a steel plate for multiple times, an inner threaded hole is formed in the upper end of the wire frame 1, a wire connecting screw 2 is screwed in the inner threaded hole, a nylon cushion 3 is placed between the wire frame 1 and the wire connecting screw 2, and an inner thread 16 in interference fit with the outer thread of the wire connecting screw 2 is formed in the inner wall of the nylon cushion 3;
further, the screw thread formed on the inner wall of the nylon cushion 3 is in interference fit threaded connection with the wiring screw 2, and the interference fit part is mutually extruded and deformed, so that the forward force of the contact part can be increased, the friction force between the contact part and the wiring screw is improved, and the screw assembly can be screwed to achieve a good anti-loosening effect.
A movable cavity is formed in the side wall of the nylon cushion 3, a limiting thimble 7 is inserted in the movable cavity close to the internal thread, a limiting thimble 8 is arranged at the top of the limiting thimble 7, the rear end of the limiting thimble 7 is connected with the connecting rod 5 through the transmission frame 6, and the outer end of the connecting rod 5 is connected with the pressing block 4.
Further, the spacing plug 8 is the sawtooth structure, and this sawtooth opening direction is mutually perpendicular with the external screw thread of wiring screw 2, and the spacing plug 8 through mutually perpendicular sawtooth structure is contradicted spacing to wiring screw 2 after the wiring to utilize the sawtooth structure to improve the frictional force between spacing plug 8 and the wiring screw 2, in order to improve the locking effect of moving of wiring screw 2.
A locking block 15 is fixed in the movable cavity, a spring 9 is elastically connected between the locking block 15 and the transmission frame 6, a first guide block 13 and a second guide block 14 are arranged on the locking block 15, a movable pull rod 10 is movably connected to the side surface of the locking block 15, a first hook 11 and a second hook 12 are respectively arranged at two ends of the movable pull rod 10, the first hook 11 is hung on the side surface of the locking block 15, and the second hook 12 is hung at one end of the spring 9.
Further, the limit thimble 7 forms an elastic reset structure through the transmission frame 6 matched with the spring 9 and the locking block 15, and the limit thimble 7 forms a locking structure through the second guide block 14 on the locking block 15, and the position of the limit thimble 7 can be adjusted by pressing the pressing block 4 twice, so that the locking and the adjustment of the wiring screw 2 are facilitated.
In an embodiment, in an initial state, the limiting thimble 7 is contracted in the movable cavity, after connecting the wires to be connected, rotating the wire connection screw 2 in the wire connection frame 1, tightening and locking the positions of the wires, pressing the pressing block 4 once again, combining with the figures 3, 4 and 5 of the description, and along the direction indicated by the arrow above from the initial position of the figure 3 of the description, when the pressing block 4 is pressed for the first time, the pressing block 4 drives the transmission frame 6 connected with the pressing block 4 to approach to one side of the internal thread 16 of the nylon cushion 3 through the connecting rod 5, when the transmission frame 6 moves leftwards, the spring 9 is extruded, and the movable pull rod 10 is extruded to move leftwards, when the first hook 11 at the left end of the movable pull rod 10 moves leftwards, due to the limit of the convex arrow structure of the second guide block 14, the first hook 11 moves upwards and slides to the upper end of the first guide block 13, after the pressing block 4 once, the spring 9 is compressed, the spring 9 pulls the movable hook 10 backwards to shrink rightwards, and the first hook 11 falls back to one side of the second guide block 12 to one side of the internal thread 16, and the limit of the wire connection screw is extruded by the first hook 10 to abut against the concave structure 6, thereby limiting the wire connection screw 6 to limit the limit thimble 6; when the pressing block 4 is pressed again, with reference to fig. 3 and 5 of the specification, the first hook 11 of the movable pull rod 10 moves downward under the action of the inclined edge of the first guide block 13, slides to the right end of the second guide block 14, returns to the initial position, and after the movable pull rod 10 returns to the initial position, the transmission frame 6 moves rightward, so that the limiting thimble 7 is separated from contact with the external thread of the wiring screw 2, and the friction limit is released, so that the wiring screw 2 can be reversely screwed again to loosen.
The first guide block 13 is of a triangular structure, one side of the second guide block 14 close to the first guide block 13 is of an inward concave structure, one side of the second guide block 14 far away from the first guide block 13 is of a convex tip structure, the movable pull rod 10 is of an oriented guide structure on the locking block 15 through the first guide block 13 and the second guide block 14, and the limiting thimble 7 and the wiring screw 2 can be limited, locked and separated and adjusted through the first guide block 13 and the second guide block 14.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a locking wire frame subassembly that moves, includes wire frame (1), wire frame (1) is the ring piece that the steel sheet formed through bending many times, and the internal thread hole has been seted up to its wire frame (1) upper end, and its internal thread hole spiral has wiring screw (2), its characterized in that: a nylon pad (3) is arranged between the wire frame (1) and the wire screw (2), and an inner thread (16) in interference fit with the outer thread of the wire screw (2) is arranged on the inner wall of the nylon pad (3);
a movable cavity is formed in the side wall of the nylon cushion (3), a limiting thimble (7) is inserted in the movable cavity close to the internal thread, a limiting thimble (8) is arranged at the top of the limiting thimble (7), the rear end of the limiting thimble (7) is connected with a connecting rod (5) through a transmission frame (6), and a pressing block (4) is connected with the outer end of the connecting rod (5);
the movable cavity is internally fixed with a locking block (15), a spring (9) is elastically connected between the locking block (15) and the transmission frame (6), a first guide block (13) and a second guide block (14) are arranged on the locking block (15), the side face of the locking block (15) is movably connected with a movable pull rod (10), two ends of the movable pull rod (10) are respectively provided with a first hook (11) and a second hook (12), the first hook (11) is hung on the side face of the locking block (15), and the second hook (12) is hung on one end of the spring (9).
2. The anti-loosening wire frame assembly of claim 1, wherein: the limiting plug (8) is of a saw-tooth structure, and the opening direction of the saw-tooth is perpendicular to the external thread of the wiring screw (2).
3. The anti-loosening wire frame assembly of claim 1, wherein: the limiting thimble (7) forms an elastic reset structure with the locking block (15) through the transmission frame (6) and the spring (9), and the limiting thimble (7) forms a locking structure through a second guide block (14) on the locking block (15).
4. The anti-loosening wire frame assembly of claim 1, wherein: the first guide block (13) is of a triangular structure, one side of the second guide block (14) close to the first guide block (13) is of an inward concave structure, and one side of the second guide block (14) far away from the first guide block (13) is of a convex tip structure.
5. The anti-loosening wire frame assembly of claim 4, wherein: the movable pull rod (10) is in an oriented guide structure on the locking block (15) through the first guide block (13) and the second guide block (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322200395.7U CN220420920U (en) | 2023-08-16 | 2023-08-16 | Anti-loosening wire frame assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322200395.7U CN220420920U (en) | 2023-08-16 | 2023-08-16 | Anti-loosening wire frame assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220420920U true CN220420920U (en) | 2024-01-30 |
Family
ID=89655548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322200395.7U Active CN220420920U (en) | 2023-08-16 | 2023-08-16 | Anti-loosening wire frame assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220420920U (en) |
-
2023
- 2023-08-16 CN CN202322200395.7U patent/CN220420920U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |