CN220227467U - Locking fastener that moves - Google Patents
Locking fastener that moves Download PDFInfo
- Publication number
- CN220227467U CN220227467U CN202321650684.0U CN202321650684U CN220227467U CN 220227467 U CN220227467 U CN 220227467U CN 202321650684 U CN202321650684 U CN 202321650684U CN 220227467 U CN220227467 U CN 220227467U
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- CN
- China
- Prior art keywords
- fixing sleeve
- knob
- groove
- seted
- pushing block
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- 230000001681 protective effect Effects 0.000 claims description 13
- 230000000694 effects Effects 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract 1
- 230000007774 longterm Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Gripping Jigs, Holding Jigs, And Positioning Jigs (AREA)
Abstract
The utility model discloses a locking fastener, which relates to the technical field of fasteners and comprises a knob, wherein a cross groove is formed in the upper end of the knob, a threaded rod is fixedly arranged at the lower end of the knob, a first fixing sleeve and a second fixing sleeve are connected to the outer surface of the threaded rod in a meshed mode, threaded grooves are symmetrically formed in the left end and the right end of the first fixing sleeve, a second threaded groove is symmetrically formed in the left end and the right end of the second fixing sleeve, a screw rod is arranged in the threaded grooves in a rotating mode, and when the first fixing sleeve and the second fixing sleeve are arranged on the outer surface of the threaded rod in a rotating mode in a sleeved mode, the first fixing sleeve and the second fixing sleeve can be tightly attached to each other, the positions of the threaded grooves formed in the left end and the right end of the first fixing sleeve and the second fixing sleeve coincide with the positions of the threaded grooves, and the screw rod can be fixedly arranged on the outer surface of the threaded rod after the screw rod is inserted, so that the fixing effect of fixing and loosening prevention can be achieved.
Description
Technical Field
The utility model relates to the technical field of fasteners, in particular to a locking fastener.
Background
The fastener is a mechanical part which is used for fastening connection and has extremely wide application. The fastener is widely used in the industries including energy, electronics, electrical appliances, machinery, chemical industry, metallurgy, molds, hydraulic pressure and the like, and can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical industry, instruments, articles and the like, so that the fastener is the most widely used mechanical foundation. It features various kinds and specifications, different performance and usage, and very high standardization, serialization and universalization degree. Thus, one type of fastener that has been known to be a standard fastener, or simply a standard component, is also known.
However, in the long-term use process of the existing expansion screw, the fastener can be loosened due to long use, and if the load has large vibration, the possibility of loosening is increased.
The utility model comprises the following steps:
the present utility model has been made to solve the above-mentioned problems, and an object of the present utility model is to provide a loosening preventing fastener, which solves the problems mentioned in the background art.
In order to solve the problems, the utility model provides a technical scheme that:
the utility model provides a locking fastener that moves, includes the knob, the cross recess has been seted up to the upper end of knob, the lower extreme fixed connection of knob has the threaded rod, the surface meshing of threaded rod is connected with fixed cover one and fixed cover two, the pitch one has been seted up to the internal surface of fixed cover one, the pitch two has been seted up equally to the internal surface of fixed cover two, thread groove one has been seted up to the left and right sides both ends symmetry of fixed cover one, thread groove two has been seted up to the left and right sides both ends symmetry of fixed cover two, thread groove one rotates with the inside of thread groove two and is connected with the lead screw.
As a preferable scheme of the utility model, the upper end of the knob is connected with the protective cover in a pushing manner, and the inside of the left end and the right end of the protective cover is provided with a first hole groove.
As a preferable scheme of the utility model, the inside of the protective cover is provided with sliding grooves, and the sliding grooves are regularly provided with four sliding grooves along the protective cover.
As a preferable scheme of the utility model, a pushing block is connected in a sliding way in the sliding groove, and the pushing block is rectangular.
As a preferable scheme of the utility model, the upper end of the pushing block is provided with a second hole groove, and the inside of the second hole groove is fixedly connected with the bottom end of the extension spring.
The beneficial effects of the utility model are as follows:
1. according to the screw rod fixing device, through the arrangement of the knob, the cross groove, the threaded rod, the first fixing sleeve, the second fixing sleeve, the first screw pitch, the first screw thread groove, the second screw pitch, the second screw thread groove and the screw rod, when the first fixing sleeve and the second fixing sleeve are rotationally sleeved on the outer surface of the threaded rod, the first fixing sleeve and the second fixing sleeve can be tightly attached, the positions of the first screw thread groove and the second screw thread groove formed at the left end and the right end of the first fixing sleeve and the second fixing sleeve can be overlapped, and the first fixing sleeve and the second fixing sleeve can be fixedly arranged on the outer surface of the threaded rod after the screw rod is inserted, so that the attaching fixing effect can be carried out on the outer surface of the threaded rod, and the fixing anti-loosening effect can be achieved;
2. according to the utility model, through the arrangement of the protective cover, the first hole groove, the fixed shaft, the tension spring, the sliding groove, the pushing block and the second hole groove, when the protective cover is moved towards the knob, the pushing block can slide outwards along the sliding groove after being pulled outwards, and when the pulled pushing block is released after sliding, the pushing block can be attached and fixed by pushing the pushing block towards the outer surface of the knob along the sliding groove by the tension force of the tension spring, so that the cross groove formed at the upper end of the knob can be protected, and the phenomenon that the cross groove cannot be twisted by a tool due to long-term corrosion of the use is prevented.
Description of the drawings:
for ease of illustration, the utility model is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a schematic view of the three-dimensional overall structure of the present utility model;
FIG. 2 is a schematic view of a three-dimensional exploded structure of the present utility model;
FIG. 3 is a schematic perspective view of a protective cover according to the present utility model;
FIG. 4 is a schematic cross-sectional perspective view of the protective cover of the present utility model.
In the figure: 1. a knob; 2. a cross groove; 3. a threaded rod; 4. a first fixing sleeve; 5. a second fixing sleeve; 6. a first screw pitch; 7. a first thread groove; 8. a second thread pitch; 9. a thread groove II; 10. a screw rod; 11. a protective cover; 12. a first hole groove; 13. a fixed shaft; 14. a tension spring; 15. a chute; 16. pushing the block; 17. and a hole groove II.
The specific embodiment is as follows:
the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Examples:
referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a locking fastener that moves, including knob 1, cross groove 2 has been seted up to knob 1's upper end, knob 1's lower extreme fixed threaded rod 3, threaded rod 3's surface meshing is connected with fixed cover one 4 and fixed cover two 5, pitch one 6 has been seted up to the internal surface of fixed cover one 4, pitch two 8 has also been seted up to the internal surface of fixed cover two 5, thread groove one 7 has been seted up to the left and right sides both ends symmetry of fixed cover one 4, thread groove two 9 has been seted up to the left and right sides both ends symmetry of fixed cover two 5, the inside rotation of thread groove one 7 and thread groove two 9 is connected with lead screw 10.
Through the structure: when the first fixing sleeve 4 and the second fixing sleeve 5 are rotatably sleeved on the outer surface of the threaded rod 3, the first fixing sleeve 4 and the second fixing sleeve 5 can be tightly attached, and the positions of the first thread groove 7 and the second thread groove 9 formed at the left end and the right end of the first fixing sleeve 4 and the right end of the second fixing sleeve 5 can be overlapped.
Further, the upper end of the knob 1 is pushed and connected with a protecting cover 11, a first hole groove 12 is formed in the left end and the right end of the protecting cover 11, a fixed shaft 13 is fixedly arranged in the first hole groove 12, a tension spring 14 is connected to a hook on the outer surface of the fixed shaft 13, sliding grooves 15 are formed in the protecting cover 11, and four sliding grooves 15 are formed in the protecting cover 11 regularly.
Through the structure: when the protective cover 11 is moved toward the knob 1, the pushing block 16 is pulled outward, and the pushing block 16 is slid outward along the chute 15.
Further, a pushing block 16 is slidably connected to the inside of the sliding groove 15, the pushing block 16 is rectangular, a second hole groove 17 is formed in the upper end of the pushing block 16, and the inside of the second hole groove 17 is fixedly connected with the bottom end of the tension spring 14.
Through the structure: when the pulling pushing block 16 is released, the pushing block 16 can be pressed and attached to the outer surface of the knob 1 along the sliding groove 15 by the stretching force of the stretching spring 14 by the pushing block 16.
Working principle: when the first fixing sleeve 4 and the second fixing sleeve 5 are rotatably sleeved on the outer surface of the threaded rod 3, the first fixing sleeve 4 and the second fixing sleeve 5 can be tightly attached, the positions of the first threaded groove 7 and the second threaded groove 9 which are formed at the left end and the right end of the first fixing sleeve 4 and the right end of the second fixing sleeve 5 can be overlapped, the first fixing sleeve 4 and the second fixing sleeve 5 can be fixedly arranged on the outer surface of the threaded rod 3 after the screw rod 10 is inserted, so that the attaching fixing effect of attaching the outer surface of the threaded rod 3 is achieved, the fixing anti-loosening effect is achieved, when the cross groove 2 is protected, the protective cover 11 moves towards the knob 1, the pushing block 16 is pulled outwards, the pushing block 16 can slide outwards along the sliding groove 15, and when the pushing block 16 which is pulled is released after the sliding is performed, the pushing block 16 can be fixed in a pushing manner along the outer surface of the knob 1 through the tensile force of the tensile spring 14, and therefore the cross groove 2 formed at the upper end of the knob 1 can be protected, and the phenomenon that the cross groove 2 cannot be attached to a tool due to long-term use can be prevented.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)
1. The utility model provides a locking fastener that moves, its characterized in that, including knob (1), cross groove (2) have been seted up to the upper end of knob (1), the lower extreme fixed mounting of knob (1) has threaded rod (3), the surface meshing of threaded rod (3) is connected with fixed cover one (4) and fixed cover two (5), pitch one (6) have been seted up to the internal surface of fixed cover one (4), pitch two (8) have been seted up equally to the internal surface of fixed cover two (5), thread groove one (7) have been seted up to the left and right sides both ends symmetry of fixed cover one (4), thread groove two (9) have been seted up to the left and right sides both ends symmetry of fixed cover two (5), the inside rotation of thread groove one (7) and thread groove two (9) is connected with lead screw (10).
2. The anti-loosening fastener according to claim 1, wherein the upper end of the knob (1) is connected with a protecting cover (11) in a pushing manner, and a first hole groove (12) is formed in the inner parts of the left end and the right end of the protecting cover (11).
3. The anti-loosening fastener according to claim 2, wherein a fixed shaft (13) is fixedly arranged in the first hole groove (12), and an extension spring (14) is connected to a hook on the outer surface of the fixed shaft (13).
4. The anti-loosening fastener according to claim 2, wherein sliding grooves (15) are formed in the protective cover (11), and the sliding grooves (15) are formed in four ways along the protective cover (11).
5. The anti-loosening fastener according to claim 4, wherein a pushing block (16) is slidably connected to the inside of the chute (15), and the pushing block (16) is rectangular in shape.
6. The anti-loosening fastener according to claim 5, wherein a second hole groove (17) is formed in the upper end of the pushing block (16), and the inside of the second hole groove (17) is fixedly connected with the bottom end of the tension spring (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321650684.0U CN220227467U (en) | 2023-06-27 | 2023-06-27 | Locking fastener that moves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321650684.0U CN220227467U (en) | 2023-06-27 | 2023-06-27 | Locking fastener that moves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220227467U true CN220227467U (en) | 2023-12-22 |
Family
ID=89184027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321650684.0U Active CN220227467U (en) | 2023-06-27 | 2023-06-27 | Locking fastener that moves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220227467U (en) |
-
2023
- 2023-06-27 CN CN202321650684.0U patent/CN220227467U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |