CN214838212U - High-fastening wear-resistant valve rod nut - Google Patents
High-fastening wear-resistant valve rod nut Download PDFInfo
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- CN214838212U CN214838212U CN202120505069.5U CN202120505069U CN214838212U CN 214838212 U CN214838212 U CN 214838212U CN 202120505069 U CN202120505069 U CN 202120505069U CN 214838212 U CN214838212 U CN 214838212U
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- 238000005299 abrasion Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a high-tightness wear-resistant valve rod nut, which comprises a nut body, wherein the inner wall of the nut body is provided with an inner wear-resistant layer, a threaded hole is arranged in the inner wear-resistant layer, the outer surface of the nut body is provided with an outer wear-resistant layer, the bottom end of the nut body is provided with a fixing ring, the bottom wall of the fixing ring is provided with a plurality of grooves, the outer surface of the nut body is provided with a circular plate in a sliding way, the bottom wall of the circular plate is fixed with a plurality of insert rods, the upper surface of the circular plate is symmetrically provided with a first fixing plate and a second fixing plate, pull rods are arranged in the two second fixing plates in a sliding way, the end parts of the two pull rods are both fixed with limiting rings, the two pull rods are provided with springs between the first fixing plate and the limiting rings, the end parts of the two limiting rings are both fixed with plugs, the two plugs are both movably inserted in the outer wear-resistant layer, the utility model prevents the nut body from rotating through the insert rods in the circular plate, and the positions of the circular plate are fixed through the springs and the plugs, and the nut body improves the wear resistance through the wear-resistant layer.
Description
Technical Field
The utility model relates to a valve rod spare part technical field specifically is a high fastening anti wear-resisting valve-stem nut.
Background
The valve rod nut (nut) of the valve rod is in the operation process of the valve, the force generated by the valve rod (valve rod shaft) in the valve movement process is directly transmitted to the nut, the nut is easy to loosen, the valve rod is damaged, the phenomenon of abrasion can occur to the texture in the nut after multiple use, the outer surface of the nut is abraded by rotating the nut, and therefore the nut is difficult to rotate.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high fastening anti wear-resisting valve-stem nut to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-fastening anti-wear valve rod nut comprises a nut body, wherein an inner wear-resistant layer is arranged on the inner wall of the nut body, a threaded hole is formed in the inner wear-resistant layer, an outer wear-resistant layer is arranged on the outer surface of the nut body, a fixing ring is arranged at the bottom end of the nut body, a plurality of grooves are formed in the bottom wall of the fixing ring, a circular plate is arranged on the outer surface of the nut body in a sliding mode and is attached to the upper surface of the fixing ring, a plurality of inserting rods are fixed on the bottom wall of the circular plate and are movably inserted into the fixing ring, the length of each inserting rod is larger than the height of the fixing ring, a first fixing plate and a second fixing plate are symmetrically arranged on the upper surface of the circular plate, pull rods are arranged in the second fixing plates in a sliding mode, limiting rings are fixed at the end portions of the two pull rods, and are respectively attached to the two first fixing plates, the two pull rods are provided with springs between the first fixing plates and the limiting rings, plugs are fixed at the end parts of the two limiting rings, the two plugs are arranged in the two first fixing plates in a sliding mode respectively, and the two plugs are movably inserted into the outer wear-resistant layer.
Preferably, the outer surface of the outer wear-resistant layer is symmetrically provided with fixing grooves, and the two plugs are movably inserted into the fixing grooves.
Preferably, a reinforcing plate is arranged between the side wall of the outer wear-resistant layer and the upper surface of the fixing ring.
Preferably, a plurality of jacks are formed in the fixing ring, and the plurality of insertion rods are movably inserted into the plurality of jacks respectively.
Preferably, a nut groove is formed in the circular plate, and the nut groove is slidably arranged on the outer surface of the outer wear-resistant layer.
Preferably, a slider is fixed to an end of the pull rod.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model improves the friction force through the groove, and further prevents the looseness of the fixed nut body through the inserted bar of the circular plate, the circular plate is inserted into the fixed groove through the matching of the spring and the plug to stabilize the position of the fixed circular plate, and the stable fixation of the nut body is ensured;
2. the utility model discloses an interior wearing layer is used for reducing the wearing and tearing to the screw hole to the wearing and tearing of nut when preventing to rotate the nut body through outer wearing layer, improved the life of nut body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the nut body of the present invention;
FIG. 3 is a schematic diagram of the fixing plate structure of the present invention;
in the figure: 1. a nut body; 11. an inner wear layer; 12. a threaded hole; 13. an outer wear layer; 14. fixing grooves; 15. a reinforcing plate; 2. a fixing ring; 21. a groove; 22. a jack; 3. a circular plate; 31. inserting a rod; 32. a first fixing plate; 33. a second fixing plate; 34. a nut groove; 4. a pull rod; 41. a plug; 42. a limiting ring; 43. a spring; 44. a slider is provided.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a high-fastening anti-wear valve stem nut comprises a nut body 1, an inner wear-resistant layer 11 is arranged on the inner wall of the nut body 1, a threaded hole 12 is formed in the inner wear-resistant layer 11, an outer wear-resistant layer 13 is arranged on the outer surface of the nut body 1, the inner wear-resistant layer 11 and the outer wear-resistant layer 13 are used for improving the wear resistance of the nut body 1, a fixing ring 2 is arranged at the bottom end of the nut body 1, a plurality of grooves 21 are formed in the bottom wall of the fixing ring 2, the grooves 21 are used for improving the rotation resistance of the nut body 1, a circular plate 3 is arranged on the outer surface of the nut body 1 in a sliding mode, the circular plate 3 is attached to the upper surface of the fixing ring 2, a plurality of inserting rods 31 are fixed to the bottom wall of the circular plate 3, the plurality of inserting rods 31 are movably inserted into the fixing ring 2, the length of each inserting rod 31 is larger than the height of the fixing ring 2, each inserting rod 31 is used for preventing the nut body 1 from rotating, a first fixing plate 32 and a second fixing plate 33 are symmetrically arranged on the upper surface of each circular plate 3, all slide in two second fixed plates 33 and be provided with pull rod 4, the tip of two pull rods 4 all is fixed with spacing ring 42, spacing ring 42 is used for conveniently stimulateeing spring 43, two spacing rings 42 laminate with two first fixed plates 32 respectively, two pull rods 4 are provided with spring 43 between first fixed plate 32 and spacing ring 42, the tip of two spacing rings 42 all is fixed with plug 41, two plug 41 slide respectively and set up in two first fixed plates 32, two plug 41 equal activity pegs graft in outer wear-resisting layer 13, plug 41 is used for the position of fixed plectane 3.
As an embodiment of the present invention, the outer surface of the outer wear-resistant layer 13 is symmetrically provided with a fixing groove 14, two plugs 41 are movably inserted into the fixing groove 14, and the fixing groove 14 is used to limit the position of the plug 41.
As an embodiment of the present invention, a reinforcing plate 15 is disposed between the sidewall of the outer wear-resistant layer 13 and the upper surface of the fixing ring 2, and the reinforcing plate 15 is used to reinforce the outer wear-resistant layer 13.
As an embodiment of the utility model, set up a plurality of jacks 22 in the solid fixed ring 2, a plurality of inserted bars 31 activity respectively is pegged graft in a plurality of jacks 22, and jack 22 is used for making things convenient for inserted bar 31 fixation nut body 1.
As an embodiment of the present invention, a nut groove 34 is formed in the circular plate 3, the nut groove 34 is slidably disposed on the outer surface of the outer wear-resistant layer 13, and the nut groove 34 is used to allow the circular plate 3 to be sleeved on the outer wear-resistant layer 13.
In one embodiment of the present invention, a slider 44 is fixed to an end of the pull rod 4, and the slider 44 is used to facilitate pulling the pull rod 4 to take out the circular plate 3.
The working principle is as follows: when the utility model is used, the nut body 1 and the fixing ring 2 are firstly rotationally sleeved on the screw rod and screwed, the groove 21 improves the friction force to prevent loosening, the inner wear-resistant layer 11 is used for reducing the wear to the threaded hole 12, and the outer wear-resistant layer 13 prevents the nut body 1 from being worn when the nut body 1 is rotated, then pulling two sliders 44 to sleeve the circular plate 3 on the outer wear-resistant layer 13, inserting the insert rod 31 into the insert hole 22 to limit the position of the circular plate 3, and the insert rod 31 is inserted into the slot of the fixed position to prevent the nut body 1 from rotating, the pull head 44 is loosened to enable the pull rod 4 to drive the plug 41 to be inserted into the fixed slot 14 under the action of the spring 43, the plug 41 is inserted into the fixed slot 14 to fix the position of the circular plate 3 to enable the nut body 1 to be stably fixed, when the nut body 1 needs to be disassembled, the two sliders 44 are pulled to slide the plug 41 out of the fixing groove 14, the circular plate 3 is taken out, and the nut body 1 is rotated to be successfully disassembled.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high fastening is wear-resisting valve stem nut, includes nut body (1), its characterized in that: an inner wear-resistant layer (11) is arranged on the inner wall of the nut body (1), a threaded hole (12) is formed in the inner wear-resistant layer (11), an outer wear-resistant layer (13) is arranged on the outer surface of the nut body (1), a fixing ring (2) is arranged at the bottom end of the nut body (1), a plurality of grooves (21) are formed in the bottom wall of the fixing ring (2), a circular plate (3) is arranged on the outer surface of the nut body (1) in a sliding mode, the circular plate (3) is attached to the upper surface of the fixing ring (2), a plurality of inserting rods (31) are fixed to the bottom wall of the circular plate (3), the inserting rods (31) are movably inserted into the fixing ring (2), the length of each inserting rod (31) is larger than the height of the fixing ring (2), a first fixing plate (32) and a second fixing plate (33) are symmetrically arranged on the upper surface of the circular plate (3), and pull rods (4) are arranged in the second fixing plates (33) in a sliding mode, the end parts of the two pull rods (4) are respectively fixed with a limiting ring (42), the two limiting rings (42) are respectively attached to the two first fixing plates (32), the two pull rods (4) are provided with springs (43) between the first fixing plates (32) and the limiting rings (42), the end parts of the two limiting rings (42) are respectively fixed with plugs (41), the two plugs (41) are respectively arranged in the two first fixing plates (32) in a sliding mode, and the two plugs (41) are movably inserted into the outer wear-resistant layer (13).
2. The high-fastening abrasion-resistant stem nut as claimed in claim 1, wherein: the outer wear-resistant layer (13) is provided with fixing grooves (14) on the outer surface in a symmetrical mode, and the two plugs (41) are movably inserted into the fixing grooves (14).
3. The high-fastening abrasion-resistant stem nut as claimed in claim 1, wherein: and a reinforcing plate (15) is arranged between the side wall of the outer wear-resistant layer (13) and the upper surface of the fixing ring (2).
4. The high-fastening abrasion-resistant stem nut as claimed in claim 1, wherein: a plurality of jacks (22) are formed in the fixing ring (2), and the insert rods (31) are movably inserted into the jacks (22) respectively.
5. The high-fastening abrasion-resistant stem nut as claimed in claim 1, wherein: and a nut groove (34) is formed in the circular plate (3), and the nut groove (34) is arranged on the outer surface of the outer wear-resistant layer (13) in a sliding manner.
6. The high-fastening abrasion-resistant stem nut as claimed in claim 1, wherein: a slider (44) is fixed at the end of the pull rod (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120505069.5U CN214838212U (en) | 2021-03-09 | 2021-03-09 | High-fastening wear-resistant valve rod nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120505069.5U CN214838212U (en) | 2021-03-09 | 2021-03-09 | High-fastening wear-resistant valve rod nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214838212U true CN214838212U (en) | 2021-11-23 |
Family
ID=78884510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120505069.5U Active CN214838212U (en) | 2021-03-09 | 2021-03-09 | High-fastening wear-resistant valve rod nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214838212U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754191A (en) * | 2022-04-22 | 2022-07-15 | 盐城思达德民力阀门有限公司 | Detachable valve rod nut locking device |
-
2021
- 2021-03-09 CN CN202120505069.5U patent/CN214838212U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754191A (en) * | 2022-04-22 | 2022-07-15 | 盐城思达德民力阀门有限公司 | Detachable valve rod nut locking device |
| CN114754191B (en) * | 2022-04-22 | 2023-11-14 | 盐城思达德民力阀门有限公司 | Detachable valve rod nut locking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240517 Address after: No. 1901, No. 9 Shangchang East Road, Zhangdian District, Zibo City, Shandong Province, 255000 Patentee after: Yang Zhongkui Country or region after: China Address before: 224000 No.4 national entrepreneurship Park, goudun Town, Funing County, Yancheng City, Jiangsu Province Patentee before: Yancheng Dongjie Petroleum Machinery Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240622 Address after: No. 14-233, Weijiu Road, Lamayi District, Karamay City, Xinjiang Uygur Autonomous Region 834000 Patentee after: Xinjiang angsheng Energy Technology Co.,Ltd. Country or region after: China Address before: No. 1901, No. 9 Shangchang East Road, Zhangdian District, Zibo City, Shandong Province, 255000 Patentee before: Yang Zhongkui Country or region before: China |