CN216589515U - Anti-loosening steel wire thread insert - Google Patents
Anti-loosening steel wire thread insert Download PDFInfo
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- CN216589515U CN216589515U CN202123236293.8U CN202123236293U CN216589515U CN 216589515 U CN216589515 U CN 216589515U CN 202123236293 U CN202123236293 U CN 202123236293U CN 216589515 U CN216589515 U CN 216589515U
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Abstract
The utility model discloses a looseness-preventing steel wire thread sleeve which comprises a steel wire sleeve body, wherein a breaking groove is formed in the outer wall of the top of the steel wire sleeve body, expansion teeth are arranged inside the steel wire sleeve body, the steel wire sleeve body comprises a spiral steel wire body, the section of the steel wire body is in a diamond shape, the section of the steel wire body at the expansion teeth is in a hexagon shape, an anti-corrosion layer is arranged outside the steel wire body, a wear-resistant layer is arranged outside the anti-corrosion layer, a rotating foot is arranged at the top of the steel wire sleeve body, a rotating opening is formed in the inner wall of the rotating foot, a left opening is formed in the inner wall of one side of the steel wire sleeve body, and a right opening is formed in the inner wall of the other side of the steel wire sleeve body. According to the utility model, through the arranged expansion teeth, the expansion teeth with the hexagonal structure are integrally formed with the steel wire body, so that when the bolt is in threaded connection with the steel wire sleeve body, the bolt is expanded through extruding the expansion teeth to achieve the purpose of preventing the screw sleeve from loosening, and the anti-loosening effect of the steel wire sleeve body is realized.
Description
Technical Field
The utility model relates to the technical field of steel wire thread inserts, in particular to an anti-loosening steel wire thread insert.
Background
The steel wire thread insert is a novel internal thread fastener, is suitable for threaded connection, is screwed into and fastened in a threaded hole of one of connected pieces to form a standard internal thread, and is screwed into a bolt, namely a threaded thread insert, namely a thread insert for short, and is widely applied to various fields.
The steel wire thread insert in the prior art does not have an anti-loosening effect, so that the steel wire thread insert is easy to loosen in the using process, a special tool is required to be used for screwing in the installation of the steel wire thread insert, a universal screwdriver cannot be used for installing the steel wire thread insert, and the installation of the steel wire thread insert is inconvenient. Therefore, there is a need to design a loose prevention wire thread insert to solve the above problems.
Disclosure of Invention
The utility model aims to solve the defects of easy looseness and inconvenient installation in the prior art, and provides a looseness-prevention wire thread sleeve.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides an anti-loosening steel wire thread insert, includes the steel wire cover body, the top outer wall of steel wire cover body is opened there is the rupture groove, the inside of steel wire cover body is provided with the tight tooth that expands, the steel wire cover body includes the steel wire body of helical shape, the cross-section of steel wire body is the rhombus, the cross-section of the steel wire body of tight tooth department that expands is the hexagon.
The key concept of the technical scheme is as follows: utilize the structure to be hexagonal tight tooth and steel wire body integrated into one piece that expand for during bolt and steel wire sleeve body threaded connection, the bolt expands through the tight tooth that expands of extrusion and reaches the not hard up purpose that prevents the swivel nut, has consequently realized the anti-looseness effect of steel wire sleeve body.
Furthermore, an anti-corrosion layer is arranged outside the steel wire body, and a wear-resistant layer is arranged outside the anti-corrosion layer.
Furthermore, the top of the steel wire sleeve body is provided with a rotating foot, and the inner wall of the rotating foot is provided with a rotating opening.
Furthermore, the inner wall of one side of the steel wire sleeve body is provided with a left opening, and the inner wall of the other side of the steel wire sleeve body is provided with a right opening.
Furthermore, the inside of steel wire body is provided with the strengthening rib, the cross-section of strengthening rib is triangle-shaped.
The utility model has the beneficial effects that:
1. through the tight tooth that expands that sets up, utilize the structure to be hexagonal tight tooth and steel wire body integrated into one piece that expands for when bolt and steel wire sleeve body threaded connection, the bolt expands through the tight tooth that expands of extrusion and reaches the not hard up purpose that prevents the swivel nut, has consequently realized the anti-looseness effect of steel wire sleeve body.
2. Through the rotation foot that sets up and the mouth that rotates, utilize a word screwdriver instrument to inject and rotate the inside rotation mouth of foot for be convenient for carry out rotatory effect to the steel wire cover body through the screwdriver, consequently realized the effect that the steel wire cover body is convenient for install.
3. Through the anti-corrosion layer and the wear-resisting layer that set up, utilize anti-corrosion layer and wear-resisting layer to strengthen the anticorrosion and the wear-resisting effect of steel wire cover body for the life of steel wire cover body obtains the extension.
4. Through the strengthening rib that sets up, utilize the strengthening rib to increase the intensity of steel wire cover body for the steel wire swivel nut is difficult to take place plastic deformation when using, has consequently further realized extension steel wire swivel nut life's effect.
Drawings
Fig. 1 is a schematic view of an overall structure of an anti-loosening wire thread insert according to the present invention;
FIG. 2 is a schematic cross-sectional view of a loosening prevention wire thread insert according to the present invention;
FIG. 3 is an enlarged view of the anti-loosening wire thread insert at the position A;
fig. 4 is a schematic view of a left opening structure of the anti-loosening wire thread insert according to the present invention.
In the figure: the steel wire sleeve comprises a steel wire sleeve body 1, a rotating foot 2, a rotating opening 3, a steel wire body 4, an anti-corrosion layer 5, a wear-resistant layer 6, a breaking groove 7, a left opening 8, a right opening 9, a tightening tooth 10 and a reinforcing rib 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Referring to fig. 1 to 4, the anti-loosening steel wire thread insert comprises a steel wire sleeve body 1, wherein a breaking groove 7 is formed in the outer wall of the top of the steel wire sleeve body 1, expansion teeth 10 are arranged inside the steel wire sleeve body 1, the steel wire sleeve body 1 comprises a spiral steel wire body 4, the section of the steel wire body 4 is rhombic, and the section of the steel wire body 4 at the expansion teeth 10 is hexagonal.
As apparent from the above description, the present invention has the following advantageous effects: through the tight tooth 10 that expands that sets up, utilize the structure to be hexagonal tight tooth 10 and steel wire body 4 integrated into one piece that expands for when bolt and 1 threaded connection of steel wire sleeve body, the bolt expands through the tight tooth 10 that expands of extrusion and reaches the not hard up purpose that prevents the swivel nut, has consequently realized the anti-looseness effect of steel wire sleeve body 1.
Further, the outside of steel wire body 4 is provided with anti-corrosion coating 5, and anti-corrosion coating 5 is KN22 polymer ceramic material coating for steel wire body 4 has fine anticorrosive effect, and anti-corrosion coating 5's outside is provided with wearing layer 6, and wearing layer 6 is KN17 polymer ceramic coating, makes steel wire body 4 more wear-resisting.
Further, the top of steel wire cover body 1 is provided with rotates foot 2, rotates 2 inner walls of foot and is provided with and rotates mouthful 3, when needs are rotated steel wire cover body 1, utilizes a word screwdriver to inject and rotate mouthful 3 inside and can carry out convenient rotation to steel wire cover body 1, when needing to rotate foot 2 and break after steel wire cover body 1 installs, through breaking groove 7 can be convenient rotate foot 2 and break.
Furthermore, a left opening 8 is formed in the inner wall of one side of the steel wire sleeve body 1, a right opening 9 is formed in the inner wall of the other side of the steel wire sleeve body 1, and the steel wire sleeve body 1 can be conveniently and rotatably mounted by using a straight screwdriver through the left opening 8 and the right opening 9.
Further, the inside of steel wire body 4 is provided with strengthening rib 11, and the cross-section of strengthening rib 11 is triangle-shaped, utilizes strengthening rib 11 to increase the intensity of steel wire sleeve body 1 for steel wire swivel nut 1 is difficult to take place plastic deformation when using.
Adopt foretell foot 2 and the mouth 3 of rotating, utilize a word screwdriver instrument to inject and rotate in the inside mouth 3 of rotating of foot 2 for be convenient for carry out rotatory effect to steel wire cover body 1 through the screwdriver, consequently realized steel wire cover body 1 and be convenient for carry out the effect of installing.
Some preferred embodiments or application examples are listed below to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention with respect to the prior art:
example 1
The utility model provides an anti-loosening steel wire thread insert, includes steel wire cover body 1, and open at the top outer wall of steel wire cover body 1 has broken groove 7, and the inside of steel wire cover body 1 is provided with the tight tooth 10 that expands, and steel wire cover body 1 includes spiral shape's steel wire body 4, and the cross-section of steel wire body 4 is the rhombus, and the cross-section of the steel wire body 4 of tight tooth 10 department that expands is the hexagon.
The anti-corrosion steel wire body 4 is provided with an anti-corrosion layer 5 on the outer portion, the anti-corrosion layer 5 is a KN22 polymer ceramic material coating, so that the steel wire body 4 has a good anti-corrosion effect, the anti-corrosion layer 5 is provided with a wear-resistant layer 6 on the outer portion, and the wear-resistant layer 6 is a KN17 polymer ceramic coating, so that the steel wire body 4 is more wear-resistant; the top of the steel wire sleeve body 1 is provided with a rotating foot 2, the inner wall of the rotating foot 2 is provided with a rotating opening 3, when the steel wire sleeve body 1 needs to be rotated, a straight screwdriver is inserted into the rotating opening 3 to conveniently rotate the steel wire sleeve body 1, and when the rotating foot 2 needs to be broken after the steel wire sleeve body 1 is installed, the rotating foot 2 can be conveniently broken through the breaking groove 7; the inner wall of one side of the steel wire sleeve body 1 is provided with a left opening 8, the inner wall of the other side of the steel wire sleeve body 1 is provided with a right opening 9, and the steel wire sleeve body 1 can be conveniently and rotatably mounted by using a straight screwdriver through the left opening 8 and the right opening 9; the inside of steel wire body 4 is provided with strengthening rib 11, and the cross-section of strengthening rib 11 is triangle-shaped, utilizes strengthening rib 11 to increase the intensity of steel wire sleeve body 1 for steel wire swivel nut 1 is difficult to take place plastic deformation when using.
The working principle is as follows: when in use, the steel wire sleeve body 1 is in threaded connection with a threaded hole to be installed, a straight screwdriver is inserted into the rotating port 3 to conveniently rotate the steel wire sleeve body 1, a bolt to be installed is in threaded connection with the steel wire sleeve body 1, the bolt is rotated through a wrench, the bolt enables the steel wire sleeve body 1 to expand through extrusion of the expansion teeth 10, further the steel wire sleeve body 1 and the bolt cannot loosen after being screwed, the outer surface of the steel wire body 4 is provided with the anti-corrosion layer 5 and the wear-resistant layer 6, the anti-corrosion and wear-resistant effects of the steel wire sleeve body 1 are enhanced through the anti-corrosion layer 5 and the wear-resistant layer 6, the service life of the steel wire sleeve body 1 is prolonged, the reinforcing ribs 11 are arranged inside the steel wire body 4, and the strength of the steel wire sleeve body 1 is enhanced through the reinforcing ribs 11, so that the steel wire thread insert is not easy to generate plastic deformation when in use, thereby further realizing the effect of prolonging the service life of the steel wire thread insert.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (5)
1. The anti-loosening steel wire thread sleeve comprises a steel wire sleeve body (1) and is characterized in that a breaking groove (7) is formed in the outer wall of the top of the steel wire sleeve body (1), expansion teeth (10) are arranged inside the steel wire sleeve body (1), the steel wire sleeve body (1) comprises a spiral-shaped steel wire body (4), the cross section of the steel wire body (4) is rhombic, and the cross section of the steel wire body (4) at the expansion teeth (10) is hexagonal.
2. A looseness-resistant steel wire thread insert according to claim 1, wherein an outer portion of said steel wire body (4) is provided with a corrosion-resistant layer (5), and an outer portion of said corrosion-resistant layer (5) is provided with a wear-resistant layer (6).
3. The anti-loosening wire thread insert according to claim 1, wherein a rotating foot (2) is arranged at the top of the wire sleeve body (1), and a rotating opening (3) is arranged on the inner wall of the rotating foot (2).
4. The anti-loosening wire thread insert according to claim 1, wherein a left notch (8) is formed in the inner wall of one side of the wire sleeve body (1), and a right notch (9) is formed in the inner wall of the other side of the wire sleeve body (1).
5. The anti-loosening wire thread insert according to claim 1, wherein a reinforcing rib (11) is arranged inside the wire body (4), and the cross section of the reinforcing rib (11) is triangular.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123236293.8U CN216589515U (en) | 2021-12-22 | 2021-12-22 | Anti-loosening steel wire thread insert |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202123236293.8U CN216589515U (en) | 2021-12-22 | 2021-12-22 | Anti-loosening steel wire thread insert |
Publications (1)
Publication Number | Publication Date |
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CN216589515U true CN216589515U (en) | 2022-05-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202123236293.8U Active CN216589515U (en) | 2021-12-22 | 2021-12-22 | Anti-loosening steel wire thread insert |
Country Status (1)
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CN (1) | CN216589515U (en) |
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2021
- 2021-12-22 CN CN202123236293.8U patent/CN216589515U/en active Active
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