CN215762717U - Anti-drop steel wire thread insert - Google Patents
Anti-drop steel wire thread insert Download PDFInfo
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- CN215762717U CN215762717U CN202122208893.7U CN202122208893U CN215762717U CN 215762717 U CN215762717 U CN 215762717U CN 202122208893 U CN202122208893 U CN 202122208893U CN 215762717 U CN215762717 U CN 215762717U
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- thread insert
- wire thread
- steel wire
- insert body
- drop
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Abstract
The utility model relates to an anti-falling steel wire thread insert, which comprises a steel wire thread insert body, wherein the steel wire thread insert body is in a spiral winding type stacked cylindrical shape, the steel wire thread insert body comprises a spiral inner surface and a spiral outer surface, and a plurality of anti-falling structures are arranged on the spiral outer surface.
Description
Technical Field
The utility model belongs to the technical field of steel wire thread inserts, and particularly relates to an anti-falling steel wire thread insert.
Background
The steel wire thread insert is a novel threaded fastener, which is a spring-shaped concentric body with internal and external threads, and is formed by precisely processing a stainless steel wire with a diamond-shaped cross section, wherein the stainless steel wire has high strength, high precision and a smooth surface.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anti-falling steel wire thread insert, which solves the problem that the existing steel wire thread insert is loosened and falls off in a threaded hole of a connected piece.
In order to solve the problems, the utility model adopts the technical scheme that:
the utility model provides an anti-drop steel wire thread insert, includes the steel wire thread insert body, the steel wire thread insert body piles up cylindricality, its characterized in that for spiral wound form: the steel wire thread insert body comprises a spiral inner surface and a spiral outer surface, and a plurality of anti-falling structures are arranged on the spiral outer surface.
Further, the anti-falling structure is a second groove structure arranged on the outer surface of the spiral.
Furthermore, a plurality of anti-falling structures are also arranged on the inner surface of the spiral.
Further, the anti-falling structure is a first groove structure formed on the inner surface of the spiral.
Further, the anti-falling structure is a bump structure.
Further, the anti-falling structure is a fish scale relief structure.
Further, the anti-falling structure is a strip-shaped convex pattern structure.
Furthermore, a plurality of locking rings which are integrated with the steel wire thread insert body into a whole are arranged in the middle of the steel wire thread insert body, the horizontal section of the steel wire thread insert body is of a circular structure, and the horizontal section of each locking ring is of a polygonal structure and the polygonal structure is circumferentially and internally connected in the circular structure of the steel wire thread insert body.
Furthermore, one end of the steel wire thread insert body is fixedly connected with an installation handle which is integrated with the steel wire thread insert body and is bent along the radial direction.
Furthermore, the steel wire thread insert body, the locking ring and the mounting handle are all made of cold-rolled stainless steel wires.
By adopting the technical scheme, the utility model has the beneficial effects that:
according to the utility model, the anti-drop structure is arranged on the spiral outer surface of the steel wire thread insert body, the anti-drop structure can be a second groove structure arranged on the spiral outer surface, and also can be a bump structure, a fish scale-shaped convex pattern structure or a strip-shaped convex pattern structure, so that the friction coefficient of the spiral outer surface is increased, and after the steel wire thread insert body is screwed into the threaded hole of the connected piece, the friction force between the spiral outer surface of the steel wire thread insert body and the inner surface of the threaded hole can be increased to enable the steel wire thread insert body and the threaded hole to be tightly matched, so that the steel wire thread insert body is prevented from loosening and dropping in the threaded hole.
Drawings
FIG. 1 is a schematic structural diagram according to embodiment 1 of the present invention;
FIG. 2 is a second schematic structural diagram in embodiment 1 of the present invention;
FIG. 3 is a schematic top view of FIG. 2;
FIG. 4 is a schematic structural view in example 2 of the present invention;
FIG. 5 is a schematic structural view in example 3 of the present invention;
fig. 6 is a schematic structural diagram in embodiment 4 of the present invention.
Reference numerals: 1. an anti-drop structure; 11. a first groove structure; 12. a second groove structure; 13. a bump structure; 14. a fish-scale relief structure; 15. a striped relief structure; 2. a wire thread insert body; 21. a helical inner surface; 22. a helical outer surface; 3. locking a ring; 4. and (5) installing a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, embodiments of the present invention are described in further detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the present invention provides an anti-drop steel wire thread insert, which comprises a steel wire thread insert body 2, wherein the steel wire thread insert body 2 is in a spiral winding type stacked cylindrical shape, the steel wire thread insert body 2 comprises a spiral inner surface 21 and a spiral outer surface 22, a plurality of anti-drop structures 1 are arranged on the spiral outer surface 22, specifically, the anti-drop structures 1 are second groove structures 12 arranged on the spiral outer surface 22, the plurality of second groove structures 12 can be equidistantly distributed along the spiral direction of the spiral outer surface 22, the cross sections of the second groove structures 12 can be regular or irregular, the friction coefficient of the spiral outer surface 22 is increased by arranging the second groove structures 12 on the spiral outer surface 22, when the steel wire thread insert body 2 is screwed into a threaded hole of a connected component, the friction force between the spiral outer surface 22 of the steel wire thread insert body 2 and the inner surface of the threaded hole can be increased to ensure that the two are tightly matched, the steel wire thread insert body 2 is prevented from loosening and falling off in the threaded hole.
Further, after the connected member provided with the threaded hole is screwed into the steel wire thread insert body 2, the connected member is usually connected with other connected members by using bolts, specifically, after the bolts pass through other connected members, the screw rods of the bolts are screwed into the steel wire thread insert body 2 to connect the connected members, but as the outer surfaces of the screw rods of the bolts are not tightly matched with the inner surface of the steel wire thread insert body 2, the bolts are loosened in the steel wire thread insert body 2, so as to reduce the connection stability between the connected members, as shown in fig. 1, a plurality of anti-falling structures 1 are also arranged on the spiral inner surface 21, specifically, the anti-falling structures 1 are first groove structures 11 arranged on the spiral inner surface 21, the plurality of first groove structures 11 can be equidistantly distributed along the screwing direction of the spiral inner surface 21, the cross sections of the first groove structures 11 can be regular or irregular, through seting up first groove structure 11 on spiral internal surface 21 to this coefficient of friction of increase spiral internal surface 21, can increase the frictional force between the screw rod surface of the spiral internal surface 21 of steel wire thread insert body 2 and the bolt of bolt after the screw rod screw in steel wire thread insert body 2 of bolt makes both cooperations inseparable, prevent that the bolt is not hard up in steel wire thread insert body 2, in order to improve the connection stability between by the connecting piece, in addition, still can adopt other screwed connecting pieces when connecting by the connecting piece, for example, the threaded rod, the screw etc..
Further, as shown in fig. 2 and 3, a plurality of locking rings 3 integrated with the wire thread insert body 2 are disposed at the middle position of the wire thread insert body 2, the horizontal section of the wire thread insert body 2 is a circular structure, the horizontal section of each locking ring 3 is a polygonal structure, and the polygonal structure is circumferentially inscribed in the circular structure of the wire thread insert body 2, specifically, the number of the locking rings 3 may be one or two, when the number of the locking rings 3 is one, the head and the tail of each locking ring 3 are respectively connected with the wire thread insert body 2 as an integrated structure, when the number of the locking rings 3 is plural, the head and the tail of each locking ring 3 are sequentially connected and connected with the wire thread insert body 2 as an integrated structure, the polygonal structure of each locking ring 3 may be a hexagon or a pentagon, and a connecting member such as a bolt or a screw can be fastened by means of the reaction elastic force of the polygonal structure by providing the locking rings 3, that is, when the connecting piece enters the locking ring 3 with the polygonal structure in the process of screwing in the steel wire thread insert body 2, the locking ring 3 with the polygonal structure is expanded to deform the locking ring 3, and after the connecting piece is screwed, the circumferential direction of the locking ring 3 is abutted against the inner surface of the threaded hole, so that the connecting piece cannot be loosened by a reaction elastic force, and the connection stability between the connected pieces can be further improved.
Further, as shown in fig. 1 to 3, one end of the wire thread insert body 2 is fixedly connected with a mounting handle 4 which is integrated with the wire thread insert body 2 and is bent along the radial direction, and the wire thread insert body 2 can be screwed into the threaded hole of the connected piece by using a wire thread insert mounting tool by arranging the mounting handle 4.
Further, the wire thread insert body 2, the locking ring 3 and the mounting handle 4 are all made of cold-rolled stainless steel wires, the sections of the stainless steel wires are rhombic, the stainless steel wires are made of SUS410 stainless steel, the SUS410 stainless steel belongs to Japanese-standard martensitic stainless steel, the SUS410 stainless steel is nickel-free stainless steel, and the stainless steel has good hardenability, hardness, toughness, corrosion resistance, heat strength, cold deformation performance and shock absorption performance.
Further, the mode of arranging the anti-falling structure 1 on the wire thread insert body 2 is as follows: rolling and molding the stainless steel wire and the anti-falling structure 1 at one time; in addition, the utility model is mainly applied to the connection of the positive and negative poles of the lithium ion battery or the serial and parallel connection plates of the positive and negative poles of the lithium ion battery, and can also be applied to the connection in the fields of copper, aluminum, plastics, iron or stainless steel.
Example 2
The present embodiment is different from embodiment 1 in that the anti-drop structure 1 is arranged in a different manner, specifically, as shown in fig. 4, the anti-drop structure 1 is a bump structure 13, and a plurality of bump structures 13 may be distributed equidistantly along the spiral direction of the spiral outer surface 22 or the spiral inner surface 21, and by such arrangement, the friction coefficient of the spiral outer surface 22 or the spiral inner surface 21 may be increased, so as to prevent the wire thread insert body 2 from loosening and dropping off in the threaded hole; on the other hand, the connecting piece such as a bolt is prevented from loosening in the wire thread insert body 2, and the connecting stability between the connected pieces is improved.
Example 3
The difference between this embodiment and embodiment 1 is that the anti-drop structure 1 is different in arrangement, specifically, as shown in fig. 5, the anti-drop structure 1 is a fish scale relief structure 14, and a plurality of fish scale relief structures 14 may be distributed equidistantly along the spiral direction of the spiral outer surface 22 or the spiral inner surface 21, and by such arrangement, the friction coefficient of the spiral outer surface 22 or the spiral inner surface 21 may be increased, so as to prevent the steel wire thread insert body 2 from loosening in the threaded hole; on the other hand prevents that the connecting piece from for example not hard up in steel wire swivel nut body 2, drop, the improvement is by the connection stability between the connecting piece, in addition, when the screw hole of connecting piece is by the screw in with steel wire swivel nut body 2 screw in, install according to fish scale relief structure 14's the direction that sets up, along fish scale relief structure 14's the direction that sets up during the screw in promptly, can be opposite with fish scale relief structure 14's the direction that sets up when unscrewing, like this when unscrewing, fish scale relief structure 14 becomes anti-thread can be executed the resistance to steel wire swivel nut body 2, prevent to dismantle steel wire swivel nut body 2.
Example 4
The present embodiment is different from embodiment 1 in the arrangement manner of the anti-drop structure 1, specifically, as shown in fig. 6, the anti-drop structure 1 is a stripe-shaped relief structure 15, and a plurality of stripe-shaped relief structures 15 may be distributed equidistantly along the rotation direction of the spiral outer surface 22 or the spiral inner surface 21, by such arrangement manner, the friction coefficient of the spiral outer surface 22 or the spiral inner surface 21 may be increased, and on one hand, the steel wire thread insert body 2 is prevented from loosening in the threaded hole; on the other hand, the connecting piece such as a bolt is prevented from loosening and falling off in the steel wire thread insert body 2, and the connecting stability between the connected pieces is improved.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be covered by the appended claims. The scope of the utility model is defined by the appended claims and equivalents.
Claims (10)
1. The utility model provides an anti-drop steel wire thread insert, includes steel wire thread insert body (2), the cylindricality is piled up for spiral wound form to steel wire thread insert body (2), its characterized in that: the steel wire thread insert body (2) comprises a spiral inner surface (21) and a spiral outer surface (22), and a plurality of anti-falling structures (1) are arranged on the spiral outer surface (22).
2. The drop-proof wire thread insert according to claim 1, wherein: the anti-falling structure (1) is a second groove structure (12) arranged on the spiral outer surface (22).
3. The drop-proof wire thread insert according to claim 1, wherein: the spiral inner surface (21) is also provided with a plurality of anti-falling structures (1).
4. An anti-drop wire thread insert according to claim 3, wherein: the anti-falling structure (1) is a first groove structure (11) arranged on the spiral inner surface (21).
5. An anti-drop wire thread insert according to any one of claims 1 or 3, wherein: the anti-falling structure (1) is a bump structure (13).
6. An anti-drop wire thread insert according to any one of claims 1 or 3, wherein: the anti-falling structure (1) is a fish scale relief structure (14).
7. An anti-drop wire thread insert according to any one of claims 1 or 3, wherein: the anti-falling structure (1) is a strip-shaped convex pattern structure (15).
8. The drop-proof wire thread insert according to claim 1, wherein: the middle position of the steel wire thread insert body (2) is provided with a plurality of locking rings (3) which are integrated with the steel wire thread insert body (2) into a whole, the horizontal section of the steel wire thread insert body (2) is of a circular structure, and the horizontal section of each locking ring (3) is of a polygonal structure and the polygonal structure is circumferentially inscribed in the circular structure of the steel wire thread insert body (2).
9. The drop-proof wire thread insert according to claim 8, wherein: one end of the steel wire thread insert body (2) is fixedly connected with an installation handle (4) which is integrated with the steel wire thread insert body (2) and is bent along the radial direction.
10. The drop-proof wire thread insert according to claim 9, wherein: the steel wire thread insert body (2), the locking ring (3) and the mounting handle (4) are all made of cold-rolled stainless steel wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122208893.7U CN215762717U (en) | 2021-09-13 | 2021-09-13 | Anti-drop steel wire thread insert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122208893.7U CN215762717U (en) | 2021-09-13 | 2021-09-13 | Anti-drop steel wire thread insert |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215762717U true CN215762717U (en) | 2022-02-08 |
Family
ID=80086892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122208893.7U Active CN215762717U (en) | 2021-09-13 | 2021-09-13 | Anti-drop steel wire thread insert |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215762717U (en) |
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2021
- 2021-09-13 CN CN202122208893.7U patent/CN215762717U/en active Active
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