CN219492832U - Hexagonal slotted nut with split pin not easy to loose - Google Patents
Hexagonal slotted nut with split pin not easy to loose Download PDFInfo
- Publication number
- CN219492832U CN219492832U CN202223084054.XU CN202223084054U CN219492832U CN 219492832 U CN219492832 U CN 219492832U CN 202223084054 U CN202223084054 U CN 202223084054U CN 219492832 U CN219492832 U CN 219492832U
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- China
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- nut body
- wall
- nut
- cotter
- slots
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Abstract
The utility model discloses a hexagonal slotted nut with a cotter pin not easy to loosen, which comprises an upper nut body, a lower nut body, threaded holes, open slots, side slots and a fixing ring, wherein the upper nut body is fixed at the top end of the lower nut body, the outer part of the upper nut body is cylindrical, the outer part of the lower nut body is hexagonal prism-shaped, the threaded holes penetrate through the upper nut body and the lower nut body from top to bottom, the threaded holes, the upper nut body and the lower nut body are coaxial, the upper end of the upper nut body is uniformly provided with an even number of open slots, the open slots penetrate through the side walls of the threaded holes, two side walls of the open slots are respectively provided with a side slot, the side slots are opened on the outer wall of the upper nut body, the outer wall of the upper nut body is provided with external threads, the inner wall of the fixing ring is provided with internal threads matched with the external threads, and the fixing ring is screwed on the upper nut body. According to the utility model, the side grooves are arranged on the side walls of the open grooves, and the fixed rings are matched, so that the cotter pin is not easy to separate from the nut, and the anti-loosening performance of the nut is effectively ensured.
Description
Technical Field
The utility model relates to the technical field of fasteners, in particular to the technical field of slotted nuts.
Background
The slotted nut is a nut which is matched with the cotter pin to realize looseness prevention. When the cotter pin is broken or loosened in the using process of the existing slotted nut, the anti-loosening performance of the slotted nut is invalid, and the reliability is not ideal.
Disclosure of Invention
The utility model aims to solve the problems in the prior art, and provides a hexagonal slotted nut with a cotter pin which is not easy to loose, so that the cotter pin is not easy to separate from the nut, and the looseness prevention performance of the nut is not easy to fail.
In order to achieve the purpose, the utility model provides a hexagonal slotted nut with a difficult loosening cotter pin, which comprises an upper nut body, a lower nut body, threaded holes, open slots, side slots and a fixing ring, wherein the upper nut body is fixed at the top end of the lower nut body, the outer part of the upper nut body is cylindrical, the outer part of the lower nut body is hexagonal prism-shaped, the threaded holes penetrate through the upper nut body and the lower nut body from top to bottom, the threaded holes, the upper nut body and the lower nut body are coaxial, the upper end of the upper nut body is uniformly provided with an even number of open slots, the open slots penetrate through the side walls of the threaded holes, two side walls of the open slots are respectively provided with a side slot, the side slots are opened on the outer wall of the upper nut body, the outer wall of the upper nut body is provided with external threads, the inner wall of the fixing ring is provided with internal threads matched with the external threads, and the fixing ring is screwed on the upper nut body.
Preferably, the outer diameter of the upper nut body is smaller than or equal to the diameter of an inscribed circle of the upper end surface of the lower nut body.
Preferably, a circle of protective sleeve is fixed at the bottom of the fixing ring, the protective sleeve encloses the lower nut body, and the lower end face of the protective sleeve is slightly higher than the lower end face of the lower nut body.
Preferably, the side slots allow both ends of the cotter pin to be located entirely within the combination of the cotter slot and the side slot.
The utility model has the beneficial effects that: according to the utility model, the side grooves are arranged on the side walls of the open grooves, and the fixed rings are matched, so that the cotter pin is not easy to separate from the nut, and the anti-loosening performance of the nut is effectively ensured; the upper nut body is not easy to deform due to the arrangement of the fixing ring; the protective sleeve is arranged to effectively protect the lower nut body and prevent other objects from directly striking the lower nut body.
The features and advantages of the present utility model will be described in detail by way of example with reference to the accompanying drawings.
Drawings
FIG. 1 is a front view of a hex slotted nut of the present utility model with a cotter pin not easily loosened;
FIG. 2 is a side view of a hex slotted nut of the present utility model with a cotter pin not easily loosened;
FIG. 3 is a cross-sectional view of a retaining ring of a hex slotted nut of the present utility model with a cotter pin not easily loosened.
In the figure: 1-upper nut body, 2-lower nut body, 3-fixing ring, 21-open slot, 22-side slot, 20-threaded hole and 31-protective sleeve.
Detailed Description
Referring to fig. 1, 2 and 3, the hexagonal slotted nut with the uneasy loosening cotter comprises an upper nut body 1, a lower nut body 2, a threaded hole 20, an open slot 21, a side slot 22 and a fixing ring 3, wherein the upper nut body 1 is fixed at the top end of the lower nut body 2, the outer part of the upper nut body 1 is cylindrical, the outer part of the lower nut body 2 is hexagonal prism-shaped, the threaded hole 20 penetrates through the upper nut body 1 and the lower nut body 2 from top to bottom, the threaded hole 20, the upper nut body 1 and the lower nut body 2 are coaxial, six open slots 21 are uniformly distributed at the upper end of the upper nut body 1, the open slots 21 penetrate through the side wall of the threaded hole 20, both side walls of the open slot 21 are provided with a side slot 22, the side slot 22 is opened on the outer wall of the upper nut body 1, an external thread is arranged on the outer wall of the upper nut body 1, an internal thread matched with the external thread is arranged on the inner wall of the fixed ring 3, the fixed ring 3 is screwed on the upper nut body 1, the outer diameter of the upper nut body 1 is smaller than or equal to the diameter of an inscribed circle on the upper end face of the lower nut body 2, a circle of protective sleeve 31 is fixed at the bottom of the fixed ring 3, the protective sleeve 31 encloses the lower nut body 2, the lower end face of the protective sleeve 31 is slightly higher than the lower end face of the lower nut body 2, and the side slot 22 allows both ends of a cotter pin to be completely positioned in a combination of the open slot 21 and the side slot 22.
The working process of the utility model comprises the following steps:
in the working process of the hexagonal slotted nut with the cotter pin not easy to loosen, the side groove 22 is arranged on the side wall of the cotter groove 21 and matched with the fixing ring 3, so that the cotter pin is not easy to separate from the nut, and the anti-loosening performance of the nut is effectively ensured; the upper nut body 1 is not easy to deform due to the arrangement of the fixing ring 3; the protective sleeve 31 is arranged to effectively protect the lower nut body 2 and prevent other objects from directly striking the lower nut body 2.
The above embodiments are illustrative of the present utility model, and not limiting, and any simple modifications of the present utility model fall within the scope of the present utility model.
Claims (4)
1. The utility model provides a hexagonal slotted nut that cotter pin is difficult for pine takes off which characterized in that: including last nut body (1), lower nut body (2), screw hole (20), open slot (21), side channel (22), solid fixed ring (3), the top at lower nut body (2) is fixed to last nut body (1), and it is cylindrical to go up nut body (1) outside, and lower nut body (2) outside is six prismatic, and screw hole (20) run through from top to bottom and go up nut body (1) and lower nut body (2), screw hole (20), go up nut body (1), down nut body (2) all coaxial, go up the even distribution of nut body (1) upper end and have six open slots (21), the lateral wall that open slot (21) run through screw hole (20), and both lateral walls of open slot (21) all are equipped with one side channel (22), and side channel (22) are opened on the outer wall of last nut body (1), be equipped with the external screw thread on the outer wall of last nut body (1), be equipped with on the inner wall of solid fixed ring (3) with external screw matched with internal thread, gu fixed ring (3) twist on last nut body (1).
2. A cotter, non-releasable hexagonal slotted nut as claimed in claim 1, wherein: the outer diameter of the upper nut body (1) is smaller than or equal to the diameter of an inscribed circle of the upper end face of the lower nut body (2).
3. A cotter, non-releasable hexagonal slotted nut as claimed in claim 1, wherein: the bottom of the fixed ring (3) is fixed with a circle of protective sleeve (31), the protective sleeve (31) encloses the lower nut body (2), and the lower end face of the protective sleeve (31) is slightly higher than the lower end face of the lower nut body (2).
4. A cotter, non-releasable hexagonal slotted nut as claimed in claim 1, wherein: the side slots (22) allow both ends of the cotter pin to be located entirely within the combination of the cotter slot (21) and the side slots (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223084054.XU CN219492832U (en) | 2022-11-18 | 2022-11-18 | Hexagonal slotted nut with split pin not easy to loose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223084054.XU CN219492832U (en) | 2022-11-18 | 2022-11-18 | Hexagonal slotted nut with split pin not easy to loose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219492832U true CN219492832U (en) | 2023-08-08 |
Family
ID=87484490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223084054.XU Active CN219492832U (en) | 2022-11-18 | 2022-11-18 | Hexagonal slotted nut with split pin not easy to loose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219492832U (en) |
-
2022
- 2022-11-18 CN CN202223084054.XU patent/CN219492832U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |