CN216714951U - Integral type self-locking nut - Google Patents
Integral type self-locking nut Download PDFInfo
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- CN216714951U CN216714951U CN202220046638.9U CN202220046638U CN216714951U CN 216714951 U CN216714951 U CN 216714951U CN 202220046638 U CN202220046638 U CN 202220046638U CN 216714951 U CN216714951 U CN 216714951U
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Abstract
The utility model provides an integrated self-locking nut which comprises a hexagonal nut, wherein a screw rod is connected in the hexagonal nut, a circular cavity is formed in the top of the hexagonal nut, and a plurality of positioning holes which are annularly arranged are formed in the bottom of the circular cavity; a fixed disc is arranged in the circular cavity, the bottom of the fixed disc is connected with a plurality of positioning pins which are arranged in positions corresponding to the positioning holes, and the positioning pins are respectively inserted into the positioning holes; the top coaxial coupling collar of hexagon nut still includes that the top is annular structure's hexagonal head, and the circular chamber has been seted up to hexagonal head bottom, and the mounting ring is arranged in the circular chamber, and hexagonal head and mounting ring threaded connection, and the hexagonal head compresses tightly the fixed disk top surface. When the positioning pin is used, the positioning pin can generate a propping acting force with an object for installing the screw rod, and the screw rod can be loosened in an effective mode in the vibration or long-time use process.
Description
Technical Field
The utility model belongs to the technical field of bolt fasteners, and particularly relates to an integrated self-locking nut.
Background
The bolt is a cylindrical threaded fastener matched with a nut, and a fastener consisting of a head part and a screw rod needs to be matched with the nut and is used for fastening and connecting two parts with through holes, and the connection form is called bolt connection. In the long-time use process of the screw, because vibration and stress are generated mechanically, the original fastened bolt can be loosened, and therefore an integrated self-locking nut is provided.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides an integrated self-locking nut.
The technical scheme of the utility model is realized as follows: an integrated self-locking nut comprises a hexagonal nut, a screw rod is connected in the hexagonal nut, a circular cavity is formed in the top of the hexagonal nut, and a plurality of positioning holes which are arranged in an annular mode are formed in the bottom of the circular cavity;
a fixed disc is arranged in the circular cavity, the bottom of the fixed disc is connected with a plurality of positioning pins which are arranged in positions corresponding to the positioning holes, and the positioning pins are respectively inserted into the positioning holes;
the top coaxial coupling collar of hexagon nut still includes that the top is annular structure's hexagonal head, and the circular chamber has been seted up to hexagonal head bottom, and the mounting ring is arranged in the circular chamber, and hexagonal head and mounting ring threaded connection, and the hexagonal head compresses tightly the fixed disk top surface.
Preferably, the screw tip is chamfered.
Preferably, a positioning pipe is coaxially arranged in the circular cavity, the positioning pipe is fixed at the bottom of the circular cavity, two limiting blocks are symmetrically arranged on the side surface of the positioning pipe, threads are arranged in the positioning pipe, and the positioning pipe is in threaded connection with the screw;
the mounting hole has been seted up in the center department of fixed disk, and the spacing groove has been seted up to the both sides of mounting hole, and the spacing inslot is arranged in to the stopper, and the registration arm is inserted in the mounting hole for a year, and the top of registration arm is located circular cavity.
Preferably, a gasket is placed on the fixed disc, and the gasket is a rubber gasket, a spring gasket or a metal circular gasket.
Preferably, the lower part of hexagon nut is equipped with annular gasket, and annular gasket's upper and lower surface all is equipped with a plurality of equidistant bar archs of arranging, and locating pin and annular gasket offset.
Compared with the prior art, when the positioning pin is used, the positioning pin can generate a propping acting force with an object for installing the screw rod, and the screw rod can be loosened in the vibration or long-time use process in an effective mode.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural view of an integrated self-locking nut according to the present invention.
Fig. 2 is a schematic structural diagram of a hexagon head and a washer in the integrated self-locking nut according to the present invention.
In the figure: the hexagonal head 1, the circular cavity 2, the gasket 3, the mounting hole 4, the mounting ring 5, the hexagonal nut 6, the annular gasket 7, the strip-shaped protrusion 8, the screw 9, the positioning pin 10, the fixed disk 11, the positioning tube 12, the limiting block 13, the limiting groove 14, the positioning hole 15 and the circular cavity 16.
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. 1-2, the present invention provides a technical solution: an integrated self-locking nut comprises a hexagonal nut 6, a screw rod 9 is connected in the hexagonal nut 6, the hexagonal nut 6 can be clamped in the middle by a wrench, the screw rod 9 can be driven to rotate by manually twisting the hexagonal nut 6, a circular cavity 16 is formed in the top of the hexagonal nut 6, and a plurality of positioning holes 15 which are annularly arranged are formed in the bottom of the circular cavity 16;
a fixed disc 11 is arranged in the circular cavity 16, the bottom of the fixed disc 11 is connected with a plurality of positioning pins 10 which are arranged in positions corresponding to the positioning holes 15, the positioning pins 10 are respectively inserted into the positioning holes 15, and the tail ends of the positioning pins 10 extend out of the positioning holes 15;
the top of the hexagonal nut 6 is coaxially connected with a mounting ring 5, the hexagonal nut further comprises a hexagonal head 1 with the top in an annular structure, a circular cavity 2 is formed in the bottom of the hexagonal head 1, the mounting ring 5 is arranged in the circular cavity 2, the hexagonal head 1 is in threaded connection with the mounting ring 5, and the hexagonal head 1 tightly presses the top surface of the fixed disk 11.
Specifically, through hexagonal head 1 and 5 threaded connection of mounting ring, at the in-process that hexagonal head 1 screwed up gradually, hexagonal head 1 drives fixed disk 11 and removes to the direction that connects screw rod 9, offsets the object of locating pin 10 and hexagon nut below, prevents that the screw rod from rotating.
Furthermore, the tail end of the screw rod 9 is provided with a chamfer, so that the screw rod can be conveniently inserted into a screw hole.
Furthermore, a positioning tube 12 is coaxially arranged in the circular cavity 16, the positioning tube 12 is fixed at the bottom of the circular cavity 16, two limiting blocks 13 are symmetrically arranged on the side surface of the positioning tube 12, threads are arranged in the positioning tube 12, and the positioning tube 12 is in threaded connection with the screw 9;
the center of the fixed disc 11 is provided with a mounting hole 4, two sides of the mounting hole 4 are provided with limit grooves 14, the limit blocks 13 are arranged in the limit grooves 14, the positioning tube 12 is inserted into the mounting hole 4, the top of the positioning tube 12 is positioned in the circular cavity 16, and the limit blocks 13 and the limit grooves 14 are matched with each other, so that the fixed disc 11 is fixed in the circular cavity 16.
Further, the gasket 3 is placed on the fixed disc 11, and the gasket 3 is a rubber gasket, a spring gasket or a metal circular gasket.
Further, an annular gasket 7 is arranged below the hexagonal nut 6, a plurality of strip-shaped protrusions 8 which are arranged at equal intervals are arranged on the upper surface and the lower surface of the annular gasket 7, the positioning pin 10 is abutted to the annular gasket 7, and the bottom of the positioning pin 10 is inserted between the strip-shaped protrusions 8.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An integrated self-locking nut is characterized by comprising a hexagonal nut (6), a screw rod (9) is connected in the hexagonal nut (6), a circular cavity (16) is formed in the top of the hexagonal nut (6), and a plurality of positioning holes (15) which are annularly arranged are formed in the bottom of the circular cavity (16);
a fixed disc (11) is arranged in the circular cavity (16), the bottom of the fixed disc (11) is connected with a plurality of positioning pins (10) which are arranged in positions corresponding to the positioning holes (15), and the positioning pins (10) are respectively inserted into the positioning holes (15);
the top coaxial coupling collar (5) of hexagonal nut (6), still include that the top is hexagonal head (1) of loop configuration, circular chamber (2) have been seted up to hexagonal head (1) bottom, and round chamber (2) are arranged in to collar (5), and hexagonal head (1) and collar (5) threaded connection, and hexagonal head (1) compresses tightly fixed disk (11) top surface.
2. The one-piece self-locking nut according to claim 1, characterized in that the end of the screw (9) is chamfered.
3. The integrated self-locking nut according to claim 1, characterized in that a positioning tube (12) is coaxially arranged in the circular cavity (16), the positioning tube (12) is fixed at the bottom of the circular cavity (16), two limiting blocks (13) are symmetrically arranged on the side surface of the positioning tube (12), threads are arranged in the positioning tube (12), and the positioning tube (12) is in threaded connection with the screw (9);
the center of the fixed disc (11) is provided with a mounting hole (4), two sides of the mounting hole (4) are provided with limit grooves (14), the limit blocks (13) are arranged in the limit grooves (14), the positioning tube (12) is inserted into the mounting hole (4) for a middle year, and the top of the positioning tube (12) is positioned in the circular cavity (16).
4. The integrated self-locking nut according to claim 1, characterized in that a gasket (3) is placed on the fixed disk (11), and the gasket (3) is a rubber gasket, a spring gasket or a metal circular gasket.
5. The integrated self-locking nut according to claim 1, wherein an annular gasket (7) is arranged below the hexagonal nut (6), a plurality of strip-shaped protrusions (8) which are arranged at equal intervals are arranged on the upper surface and the lower surface of the annular gasket (7), and the positioning pins (10) are abutted against the annular gasket (7).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220046638.9U CN216714951U (en) | 2022-01-10 | 2022-01-10 | Integral type self-locking nut |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220046638.9U CN216714951U (en) | 2022-01-10 | 2022-01-10 | Integral type self-locking nut |
Publications (1)
Publication Number | Publication Date |
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CN216714951U true CN216714951U (en) | 2022-06-10 |
Family
ID=81891864
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202220046638.9U Active CN216714951U (en) | 2022-01-10 | 2022-01-10 | Integral type self-locking nut |
Country Status (1)
Country | Link |
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CN (1) | CN216714951U (en) |
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2022
- 2022-01-10 CN CN202220046638.9U patent/CN216714951U/en active Active
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