CN220286165U - Anti-loosening durable fastening screw - Google Patents
Anti-loosening durable fastening screw Download PDFInfo
- Publication number
- CN220286165U CN220286165U CN202321904715.0U CN202321904715U CN220286165U CN 220286165 U CN220286165 U CN 220286165U CN 202321904715 U CN202321904715 U CN 202321904715U CN 220286165 U CN220286165 U CN 220286165U
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- Prior art keywords
- screw
- gasket
- rubber ring
- screw rod
- durable
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 19
- 238000009434 installation Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Bolts, Nuts, And Washers (AREA)
Abstract
The utility model relates to the technical field of mounting parts, and discloses a looseness-preventing durable fastening screw which comprises a screw cap and a fastening piece, wherein a screw rod is fixedly arranged at the center of the left side of the screw cap, a reinforcing part is fixedly arranged on the right end surface of the screw rod, the fastening piece comprises a gasket, the side surface of the screw rod is movably connected with the inside of the gasket, a rubber ring is arranged in the gasket, a conical groove is formed in the right side of the gasket, and the conical groove is communicated with the inside of the gasket. This locking durable formula fastening screw through setting up reinforcing part, gasket, rubber ring and circular cone groove, and the reinforcing part can make difficult emergence fracture between screw cap end and the rod end, has improved the intensity of screw, and the rubber ring can prevent that screw rod and gasket direct fit from producing wearing and tearing, has protected the life of screw and gasket, and the rubber ring can reduce the gap between screw rod surface and the gasket inner wall, prevents that the gasket from taking place slight removal by external force after the screw installation to the fastening and the durable degree of screw have been improved.
Description
Technical Field
The utility model relates to the technical field of mounting parts, in particular to a locking durable fastening screw.
Background
Chinese patent CN210240265U provides a screw fastener, has the fastening effect stronger, and stable in structure is firm, can prevent to drop, is convenient for assemble moreover, also possesses dirt-proof effect, and the practicality is extremely strong characteristics. When the screw is used, the cap end and the rod end of the screw are easy to break, the screw strength is insufficient, a gasket is sleeved on the screw generally when the screw mounting and fastening degree is improved, gaps exist between the surface of the end of the traditional screw rod and the inside of the gasket, the gasket can slightly move due to external force after the screw is mounted, the screw fastening effect is poor, the screw and the gasket are directly matched, the screw surface and the gasket are easy to wear, and the service life is low.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a locking durable fastening screw which has the advantages of good sealing fastening effect, high strength, fracture and abrasion resistance and the like, and solves the problems that the existing screw cap end and the rod end are easy to fracture, the screw strength is insufficient, gaps exist in the matching of the screw and a gasket, the gasket slightly moves under the action of external force after the screw is installed, the screw fastening effect is poor, the direct matching of the screw and the gasket is easy to cause the abrasion of the screw surface and the gasket, and the service life is low.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a locking durable formula fastening screw, includes nut and fastener, the fixed screw rod that is provided with in center department in nut left side, the right-hand member fixed surface of screw rod is provided with the enhancement portion.
The fastener comprises a gasket, the side surface of the screw rod is movably connected with the inside of the gasket, and a rubber ring is arranged in the gasket.
Preferably, the right side of gasket is provided with the circular cone groove, the inside intercommunication of circular cone groove and gasket, the surface and the inner wall swing joint of circular cone groove of rubber ring, the rubber ring can prevent that the screw rod from directly cooperating with the gasket and producing wearing and tearing, and the rubber ring can reduce the gap between screw rod surface and the gasket inner wall, prevents that the gasket from taking place slightly to remove by external force after the screw installation to improve the fastening effect of screw.
Preferably, the reinforcing part is in a round table shape, the side surface of the reinforcing part is matched with the inner part of the conical groove, the inner wall of the rubber ring is movably connected with the side surface of the reinforcing part, the reinforcing part can enable fracture not to occur easily between the screw cap end and the screw end, the strength of the screw is improved, and the screw is more durable.
Compared with the prior art, the utility model provides a locking durable fastening screw, which has the following beneficial effects:
this locking durable formula fastening screw through setting up reinforcing part, gasket, rubber ring and circular cone groove, and the reinforcing part can make difficult emergence fracture between screw cap end and the rod end, has improved the intensity of screw, and the rubber ring can prevent that screw rod and gasket direct fit from producing wearing and tearing, has protected the life of screw and gasket, and the rubber ring can reduce the gap between screw rod surface and the gasket inner wall, prevents that the gasket from taking place slight removal by external force after the screw installation to the fastening and the durable degree of screw have been improved.
Drawings
FIG. 1 is a cross-sectional view of a construction of a locking durable fastening screw of the present utility model;
FIG. 2 is an enlarged view of the structure of FIG. 1A according to the present utility model;
fig. 3 is an exploded view of the structure of the locking durable fastening screw of the present utility model.
Wherein: 1. a screw cap; 2. a screw; 3. a reinforcing part; 4. a gasket; 5. a rubber ring; 6. a conical groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a durable locking fastening screw comprises a screw cap 1 and a fastening piece, wherein a screw rod 2 is fixedly arranged at the center of the left side of the screw cap 1, a reinforcing part 3 is fixedly arranged on the right end surface of the screw rod 2, the fastening piece comprises a gasket 4, the side surface of the screw rod 2 is movably connected with the inside of the gasket 4, a rubber ring 5 is arranged in the gasket 4, a conical groove 6 is arranged on the right side of the gasket 4, the conical groove 6 is communicated with the inside of the gasket 4, the outer surface of the rubber ring 5 is movably connected with the inner wall of the conical groove 6, the reinforcing part 3 is in a round table shape, the side surface of the reinforcing part 3 is matched with the inside of the conical groove 6, the inner wall of the rubber ring 5 is movably connected with the side surface of the reinforcing part 3, the gasket 4, the rubber ring 5 and the conical groove 6 are arranged, the screw cap end and the rod end are not easy to break, the strength of the screw is improved, the rubber ring 5 can prevent the screw rod 2 and the gasket 4 from being directly matched to generate, the service life of the screw rod and the gasket 4 is protected, the rubber ring 5 can reduce the gap between the surface of the screw rod 2 and the inner wall of the gasket 4, the screw rod 4 is prevented from being slightly worn by the installation, the screw is prevented from being slightly moving, and the durable degree is improved, and the screw is durable after the screw is fastened.
When the screw cap is used, the reinforcing part 3 is arranged to enable breakage to be difficult to occur between the end of the screw cap and the end of the screw rod, the strength of the screw rod is improved, the rubber ring 5 is arranged to prevent the screw rod 2 from being directly matched with the gasket 4 to generate abrasion, the service life of the screw rod and the gasket 4 is prolonged, the rubber ring 5 can reduce gaps between the surface of the screw rod 2 and the inner wall of the gasket 4, the gasket 4 is prevented from being slightly moved by external force after the screw rod is installed, and accordingly the fastening and the durability of the screw rod are improved.
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 (3)
1. The utility model provides a locking durable formula fastening screw, includes nut (1) and fastener, its characterized in that: a screw rod (2) is fixedly arranged in the center of the left side of the screw cap (1), and a reinforcing part (3) is fixedly arranged on the surface of the right end of the screw rod (2);
the fastener comprises a gasket (4), the side surface of the screw (2) is movably connected with the inside of the gasket (4), and a rubber ring (5) is arranged in the gasket (4).
2. The anti-loosening durable fastening screw according to claim 1, wherein: the right side of gasket (4) is provided with circular cone groove (6), circular cone groove (6) and the inside intercommunication of gasket (4), the surface and the inner wall swing joint of circular cone groove (6) of rubber ring (5).
3. The anti-loosening durable fastening screw of claim 2, wherein: the reinforcing part (3) is arranged in a truncated cone shape, the side surface of the reinforcing part (3) is matched with the inner part of the conical groove (6), and the inner wall of the rubber ring (5) is movably connected with the side surface of the reinforcing part (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904715.0U CN220286165U (en) | 2023-07-19 | 2023-07-19 | Anti-loosening durable fastening screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321904715.0U CN220286165U (en) | 2023-07-19 | 2023-07-19 | Anti-loosening durable fastening screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220286165U true CN220286165U (en) | 2024-01-02 |
Family
ID=89344073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321904715.0U Active CN220286165U (en) | 2023-07-19 | 2023-07-19 | Anti-loosening durable fastening screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220286165U (en) |
-
2023
- 2023-07-19 CN CN202321904715.0U patent/CN220286165U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |