CN220037219U - Anti-reverse screw structure - Google Patents
Anti-reverse screw structure Download PDFInfo
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- CN220037219U CN220037219U CN202321559297.6U CN202321559297U CN220037219U CN 220037219 U CN220037219 U CN 220037219U CN 202321559297 U CN202321559297 U CN 202321559297U CN 220037219 U CN220037219 U CN 220037219U
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- threaded rod
- nut
- mounting
- mounting part
- hole
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- 238000009434 installation Methods 0.000 claims description 22
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of screw structures, in particular to an anti-reversion screw structure which comprises an end head, a threaded rod, a nut, a mounting part and an anti-rotation component, wherein the threaded rod is arranged on the end head; the end head is connected with a threaded rod, and both sides of the threaded rod are provided with mounting planes; the nut is rotationally connected with the end face of the mounting part, an annular groove is arranged at one end of the nut, which is close to the mounting part, and a ratchet is arranged in the annular groove; the two anti-rotation components are connected with the mounting part and are connected with the ratchet in a matched manner; the nut is connected with the threaded rod in a threaded fit manner, a through hole is formed in the mounting portion, the inner diameter value of the through hole is larger than the outer diameter value of the threaded rod, the threaded rod penetrates through the through hole, and the mounting portion is connected with a mounting plane on the threaded rod in a sliding fit manner. In the utility model, the two anti-rotation components are positioned on the mounting part, the structures of the threaded rod and the nut are not damaged, the two anti-rotation components enable the nut to be firmer in anti-rotation, the anti-rotation components are simple to operate and convenient to use, and a good anti-rotation effect can be achieved.
Description
Technical Field
The utility model relates to the technical field of screw structures, in particular to an anti-reversion screw structure.
Background
The screw is a tool for fastening the parts of the device step by utilizing the physical and mathematical principles of the inclined circular rotation and friction force of the object. When the existing screw is fixed in installation, the screw is easily affected by vibration due to vibration generated in daily environment or vibration generated in equipment operation, and the phenomenon of reverse loosening occurs, so that the fastening effect of the screw fixation is reduced.
The utility model discloses an anti-loosening screw structure in the technical field of screw parts, which comprises a screw rod, wherein a thread groove is formed in the upper part of the inside of the screw rod, mounting grooves are formed in the upper parts of the outer walls of two sides of the screw rod, a screw head is mounted on the top end of the screw rod, a hexagonal hole is formed in the upper surface of the screw head, a threaded hole is formed in the bottom end of the inside of the hexagonal hole, a gasket is mounted at the bottom of the screw head, and the anti-loosening screw structure is reasonable in structure.
However, the above technical solution has the following drawbacks: among the above-mentioned locking screw structure that takes off, loosen the inside that the off-line constructs in the screw pole, plum blossom screw passes the screw head and is connected with the screw groove cooperation, makes the screw pole structure be hollow structure, makes screw structural stability influenced, damages easily when rotatory screw pole, reduces the life of screw.
Disclosure of Invention
The utility model aims to solve the problems in the background technology and provides an anti-reversion screw structure.
The technical scheme of the utility model is as follows: an anti-reversion screw structure comprises an end head, a threaded rod, a nut, a mounting part and an anti-rotation component;
the end head is connected with one end of the threaded rod, the end head and the threaded rod are coaxially distributed, and mounting planes are arranged on two sides of the threaded rod;
the nut is rotationally connected with the end face of the mounting part, the nut and the mounting part are coaxially distributed, an annular groove is arranged at one end of the nut close to the mounting part, and a ratchet is arranged in the annular groove;
the two anti-rotation components are connected with the mounting part and are connected with the ratchet in a matched manner, and the two anti-rotation components are symmetrically distributed on the mounting part;
the nut is connected with the threaded rod in a threaded fit manner, a through hole is formed in the mounting portion, the inner diameter value of the through hole is larger than the outer diameter value of the threaded rod, the threaded rod penetrates through the through hole, and the mounting portion is connected with a mounting plane on the threaded rod in a sliding fit manner.
Preferably, the anti-rotation assembly comprises a button, a mounting block and a spring;
the installation department is last to be equipped with the spout, installation piece sliding connection spout, and the lower extreme and the spout of installation piece are connected respectively to the both ends of spring, and the installation piece is connected to the button, is equipped with the mounting hole on the installation department, and the button passes the mounting hole, and the upper end of installation piece is equipped with the wedge, and the wedge is connected with the ratchet cooperation on the nut.
Preferably, the two mounting planes on the threaded rod are provided with mounting grooves, the mounting grooves are symmetrically distributed on the threaded rod, the inner wall of the through hole is provided with two sliding blocks, the two sliding blocks are symmetrically distributed on the mounting part, and the two sliding blocks are respectively connected with the two mounting grooves in a sliding fit manner.
Preferably, the installation part is provided with a rotating groove, one end of the nut close to the installation part is provided with an annular rail, the annular rail and the nut are coaxially distributed, and the annular rail is matched and connected with the rotating groove on the installation part.
Preferably, a gasket is arranged on the threaded rod, and the gasket is sleeved on the outer side of the threaded rod.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:
in the utility model, a threaded rod passes through holes on a plate a and a plate b, a gasket is sleeved on the outer side of the threaded rod, two sliding blocks on a mounting part are aligned with a mounting groove and are in sliding connection, a nut is in threaded fit connection with the threaded rod, the nut is rotated to enable the end head of the nut to press one end of the gasket, the gasket presses the plate b, and the end head on the threaded rod presses the surface of the plate a; when the nut rotates, the ratchet at the lower end of the nut presses the wedge-shaped surface on the mounting block, the mounting block slides in the sliding groove on the mounting part, the mounting block is far away from the nut, the spring at the lower end of the mounting block is pressed, so that the nut can rotate on the mounting part, the mounting part is connected with the threaded rod in a sliding manner, and the mounting part cannot rotate; when the nut rotates in the opposite direction, the ratchet is blocked by the surface of the mounting block, so that the nut cannot rotate in the opposite direction; when the nut is required to be reversely rotated to be loosened, the two buttons are slid to drive the mounting block to be far away from the nut, so that the nut can be reversely rotated; in the utility model, the two anti-rotation components are positioned on the mounting part, the structures of the threaded rod and the nut are not damaged, the two anti-rotation components enable the nut to be firmer in anti-rotation, the anti-rotation components are simple to operate and convenient to use, and a good anti-rotation effect can be achieved.
Drawings
Fig. 1 is a perspective view of an anti-reverse screw structure according to the present utility model.
Fig. 2 is a schematic structural diagram of an anti-reverse screw structure according to the present utility model.
Fig. 3 is a schematic structural diagram of an anti-rotation component according to an embodiment of the present utility model.
Fig. 4 is a perspective view of a nut and a mounting portion according to an embodiment of the present utility model.
Reference numerals: 1. a plate a; 2. an end head; 3. a plate b; 4. a threaded rod; 5. a nut; 6. a mounting part; 7. a mounting groove; 8. a button; 9. a mounting hole; 10. a mounting block; 11. a spring; 12. a sliding block; 13. a ratchet; 14. a through hole; 15. wedge-shaped surfaces.
Detailed Description
Example 1
As shown in fig. 1-4, the anti-reverse screw structure provided by the utility model comprises a head 2, a threaded rod 4, a nut 5, a mounting part 6 and an anti-rotation component;
the end head 2 is connected with one end of the threaded rod 4, the end head 2 and the threaded rod 4 are coaxially distributed, and mounting planes are arranged on two sides of the threaded rod 4;
further, a gasket is arranged on the threaded rod 4, and the gasket is sleeved on the outer side of the threaded rod 4;
the nut 5 is rotationally connected with the end face of the mounting part 6, the nut 5 and the mounting part 6 are coaxially distributed, an annular groove is arranged at one end of the nut 5 close to the mounting part 6, and a ratchet 13 is arranged in the annular groove;
further, a rotating groove is formed in the mounting portion 6, an annular rail is arranged at one end, close to the mounting portion 6, of the nut 5, the annular rail and the nut 5 are coaxially distributed, and the annular rail is connected with the rotating groove in the mounting portion 6 in a matched mode;
the two anti-rotation components are connected with the mounting part 6 and are connected with the ratchet 13 in a matched manner, and the two anti-rotation components are symmetrically distributed on the mounting part 6;
the nut 5 is in threaded fit connection with the threaded rod 4, the mounting part 6 is provided with a through hole 14, the inner diameter value of the through hole 14 is larger than the outer diameter value of the threaded rod 4, the threaded rod 4 passes through the through hole 14, and the mounting part 6 is in sliding fit connection with a mounting plane on the threaded rod 4;
further, the two mounting planes on the threaded rod 4 are provided with mounting grooves 7, the mounting grooves 7 are symmetrically distributed on the threaded rod 4, the inner wall of the through hole 14 is provided with two sliding blocks 12, the two sliding blocks 12 are symmetrically distributed on the mounting part 6, and the two sliding blocks 12 are respectively connected with the two mounting grooves 7 in a sliding fit manner.
Example two
As shown in fig. 3-4, in the present embodiment, compared with the first embodiment, the anti-reverse screw structure provided by the present utility model includes a button 8, a mounting block 10 and a spring 11;
the installation department 6 is equipped with the spout, and installation piece 10 sliding connection spout, and the lower extreme and the spout of installation piece 10 are connected respectively at the both ends of spring 11, and installation piece 10 is connected to button 8, is equipped with mounting hole 9 on the installation department 6, and button 8 passes mounting hole 9, and the upper end of installation piece 10 is equipped with wedge 15, and wedge 15 is connected with the ratchet 13 cooperation on the nut 5.
In the utility model, a threaded rod 4 passes through holes on a plate a1 and a plate b3, a gasket is sleeved on the outer side of the threaded rod 4, two sliding blocks 12 on a mounting part 6 are aligned with a mounting groove 7 and are in sliding connection, a nut 5 is in threaded fit connection with the threaded rod 4, the nut 5 is rotated to enable the end head of the nut 5 to press one end of the gasket, the gasket presses the plate b3, and the end head 2 on the threaded rod 4 presses the surface of the plate a 1; when the nut 5 rotates, the ratchet 13 at the lower end of the nut 5 presses the wedge-shaped surface 15 on the mounting block 10, the mounting block 10 slides in the sliding groove on the mounting part 6, the mounting block 10 is far away from the nut 5, the spring 11 at the lower end of the mounting block 10 is pressed, so that the nut 5 can rotate on the mounting part 6, the mounting part 6 is connected with the threaded rod 4 in a sliding manner, and the mounting part 6 cannot rotate; when the nut 5 rotates in the opposite direction, the ratchet 13 is blocked by the surface of the mounting block 10, so that the nut 5 cannot rotate in the opposite direction; when the nut 5 is required to be reversely rotated to be loosened, the two buttons 8 are slid to drive the mounting block 10 to be far away from the nut 5, so that the nut 5 can be reversely rotated; in the utility model, the two anti-rotation components are positioned on the mounting part 6, the structures of the threaded rod 4 and the nut 5 are not damaged, the two anti-rotation components enable the nut 5 to be firmer in anti-rotation, the anti-rotation components are simple to operate and convenient to use, and a good anti-rotation effect can be achieved.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.
Claims (5)
1. The anti-reversion screw structure is characterized by comprising an end head (2), a threaded rod (4), a nut (5), a mounting part (6) and an anti-reversion component;
the end head (2) is connected with one end of the threaded rod (4), the end head (2) and the threaded rod (4) are coaxially distributed, and mounting planes are arranged on two sides of the threaded rod (4);
the nut (5) is rotationally connected with the end face of the mounting part (6), the nut (5) and the mounting part (6) are coaxially distributed, an annular groove is arranged at one end of the nut (5) close to the mounting part (6), and a ratchet (13) is arranged in the annular groove;
the two anti-rotation components are connected with the mounting part (6), the anti-rotation components are connected with the ratchet (13) in a matched manner, and the two anti-rotation components are symmetrically distributed on the mounting part (6);
the nut (5) is connected with the threaded rod (4) in a threaded fit manner, the mounting part (6) is provided with a through hole (14), the inner diameter value of the through hole (14) is larger than the outer diameter value of the threaded rod (4), the threaded rod (4) passes through the through hole (14), and the mounting part (6) is connected with a mounting plane on the threaded rod (4) in a sliding fit manner.
2. An anti-reverse screw arrangement according to claim 1, characterized in that the anti-rotation assembly comprises a push button (8), a mounting block (10) and a spring (11);
the installation department (6) is last to be equipped with the spout, installation piece (10) sliding connection spout, and the lower extreme and the spout of installation piece (10) are connected respectively at the both ends of spring (11), and installation piece (10) are connected to button (8), are equipped with mounting hole (9) on installation department (6), and button (8) pass mounting hole (9), and the upper end of installation piece (10) is equipped with wedge (15), and wedge (15) are connected with ratchet (13) cooperation on nut (5).
3. The anti-reversion screw structure according to claim 1, characterized in that the two mounting planes on the threaded rod (4) are provided with mounting grooves (7), the mounting grooves (7) are symmetrically distributed on the threaded rod (4), the inner wall of the through hole (14) is provided with two sliding blocks (12), the two sliding blocks (12) are symmetrically distributed on the mounting part (6), and the two sliding blocks (12) are respectively connected with the two mounting grooves (7) in a sliding fit manner.
4. The anti-reversion screw structure according to claim 1, characterized in that the mounting part (6) is provided with a rotating groove, one end of the nut (5) close to the mounting part (6) is provided with an annular rail, the annular rail and the nut (5) are coaxially distributed, and the annular rail is connected with the rotating groove on the mounting part (6) in a matched manner.
5. The anti-reversion screw structure according to claim 1, characterized in that the threaded rod (4) is provided with a gasket, and the gasket is sleeved outside the threaded rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321559297.6U CN220037219U (en) | 2023-06-19 | 2023-06-19 | Anti-reverse screw structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321559297.6U CN220037219U (en) | 2023-06-19 | 2023-06-19 | Anti-reverse screw structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220037219U true CN220037219U (en) | 2023-11-17 |
Family
ID=88736035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321559297.6U Active CN220037219U (en) | 2023-06-19 | 2023-06-19 | Anti-reverse screw structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220037219U (en) |
-
2023
- 2023-06-19 CN CN202321559297.6U patent/CN220037219U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |