Anti-falling structure and valve jackscrew
By designing an anti-detachment structure on the valve top wire, using the combination of threaded holes, support columns and limited position rings, the problem of the valve top wire not being tight and the slippery wire being loose in the prior art is solved, and the stability of the top wire is achieved Sex and safety.
Patent Information
- Application Number
- CN202420267858.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-02
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-02-02
AI Technical Summary
The existing valve top wire lacks an anti-detachment structure, which leads to poor tightness during long-term use and loose slip wire, which eventually leads to fall off, posing a safety hazard.
An anti-detachment structure was designed, with threaded holes and support columns on the top of the valve. The front end of the support column is connected to prevent blocking, and the anti-detachment is inserted into the anti-detachment on the outside of the valve top wire. A limit ring is installed on the outside of the anti-detachment. , the limit ring prevents the block from falling off and ensures the stability of the top wire.
Effectively prevent the valve top wire from falling off, ensure the stability and safety of long-term use, and avoid the problem of loose slippers.
Smart Images
Figure CN222185979U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of an anti-slip structure and a valve top screw, in particular to an anti-slip structure and a valve top screw. Background Art
[0002] The valve top screw is a part on the valve, usually used to control the opening and closing of the valve. It is usually a screw or nut, used to adjust the opening and closing position of the valve.
[0003] In the prior art, the valve top screw is more or less connected to a hand wheel at the top and a valve seat at the bottom. By turning the hand wheel, the hand wheel drives the valve top screw to rotate, and the valve top screw then drives the valve seat to open and close the valve.
[0004] However, in the prior art, most valve top threads do not have an anti-drop structure. Long-term use of the valve top thread may cause it to be loose, slip, and eventually cause the valve top thread to fall off, posing a safety hazard. Utility Model Content
[0005] The utility model aims to provide an anti-drop structure and a valve top screw to solve the problems raised in the above-mentioned background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a valve, a threaded hole is opened in the middle of the top of the valve, support columns are arranged around the inner side of the threaded hole, and the front end of the support column is connected to an anti-dropout block; a valve top screw, an anti-dropout groove is opened around the outer side of the valve top screw, a limiting ring is arranged on the outer side of the anti-dropout groove, and the anti-dropout block connected to the front end of the support column is inserted into the anti-dropout groove.
[0007] Preferably, a support seat is provided on the top of the valve, the support seat is located on both sides of the threaded hole, a valve top screw is inserted in the middle of the support seat, the support seat supports the valve top screw, and the valve top screw is simultaneously inserted in the threaded hole.
[0008] Preferably, a handwheel is provided at the top of the valve top thread, and the bottom of the valve top thread is connected to the valve seat. By turning the handwheel, the handwheel drives the valve top thread to rotate, and the valve top thread drives the valve seat to rise and fall to open and close the valve.
[0009] Preferably, an anti-slip groove is provided on the outer side of the valve top screw, the anti-slip groove is spiral-shaped, and an anti-slip block at the front end of the support column is inserted into the anti-slip groove, and the anti-slip block can slide in the anti-slip groove.
[0010] Preferably, the outer ring of the anti-slip groove is provided with a limiting ring, and the limiting ring limits and clamps the anti-slip block in the anti-slip groove to prevent the anti-slip block from falling off the anti-slip groove.
[0011] A valve top screw comprises the above-mentioned anti-slip structure.
[0012] Compared with the prior art, the beneficial effects of the utility model are:
[0013] The utility model discloses an anti-dropping structure and a valve top screw, a threaded hole is provided on the top of the valve, support seats are provided on both sides of the threaded hole, the middle part of the support seat is plugged and supported by the valve top screw, and the bottom of the valve top screw is plugged in the threaded hole at the same time, and the hand wheel at the top of the valve top screw is rotated to drive the valve top screw to mesh with the thread inside the threaded hole, drive the valve top screw to rotate up and down, and the valve top screw is opened and closed by the valve seat connected at the bottom; a support column is provided on the inner side of the threaded hole, and the front end of the support column is connected to an anti-dropping block, and the anti-dropping block is plugged in an anti-dropping groove provided in the outer ring of the valve top screw, and the anti-dropping block supports the valve top screw to prevent the valve top screw from falling off from the threaded hole. When the valve top screw rotates up and down, the anti-dropping block can slide in the anti-dropping groove, and a limiting ring is provided on the outer side of the anti-dropping groove, and the limiting ring limits and clamps the anti-dropping block to prevent the anti-dropping block from sliding off from the anti-dropping groove, so that the anti-dropping block cannot support the valve top screw. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;
[0016] Figure 3 It is a schematic diagram of the three-dimensional structure of the valve top screw of the utility model.
[0017] In the figure: valve 1, threaded hole 2, support seat 3, valve top screw 4, hand wheel 5, anti-slip groove 6, limit ring 7, support column 8, anti-slip block 9, valve seat 10. DETAILED DESCRIPTION
[0018] In order to make the purpose and technical solution of the present invention clearly and completely described, and the advantages more clearly understood, the embodiments of the present invention are further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are part of the embodiments of the present invention, not all of them, and are only used to explain the embodiments of the present invention, and are not used to limit the embodiments of the present invention. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0019] Example 1: Please refer to Figures 1 to 3The utility model provides a technical solution: a valve 1, a threaded hole 2 is opened in the middle of the top of the valve 1, support columns 8 are arranged around the inner side of the threaded hole 2, and the front end of the support column 8 is connected to an anti-dropping block 9; a valve top screw 4, an anti-dropping groove 6 is opened around the outer side of the valve top screw 4, a limiting ring 7 is arranged on the outer side of the anti-dropping groove 6, and the anti-dropping block 9 connected to the front end of the support column 8 is inserted into the anti-dropping groove 6; when the valve top screw 4 rotates up and down, the anti-dropping block 9 can slide in the anti-dropping groove 6.
[0020] Embodiment 2:
[0021] On the basis of Example 1, an anti-slip structure disclosed in Example 2 of the utility model has a structure that is basically the same as that in Example 1, except that a support seat 3 is provided at the top of the valve 1, and the support seat 3 is located on both sides of the threaded hole 2. A valve top screw 4 is inserted in the middle of the support seat 3, and the support seat 3 supports the valve top screw 4, and the valve top screw 4 is simultaneously inserted in the threaded hole 2; a hand wheel 5 is provided at the top of the valve top screw 4, and the bottom of the valve top screw 4 is connected to the valve seat 10, and by screwing the hand wheel 5, the hand wheel 5 drives the valve top screw 4 to rotate, and the valve top screw 4 drives the valve seat 10 to rise and fall to open and close the valve; the hand wheel 5 drives the valve top screw 4 to engage with the thread inside the threaded hole 2, drives the valve top screw 4 to rotate, rise and fall, and the valve top screw 4 opens and closes the valve through the valve seat 10 connected at the bottom.
[0022] Embodiment three:
[0023] An anti-slip structure disclosed in Example 3 of the utility model has a structure that is basically the same as that in Example 2, except that an anti-slip groove 6 is provided on the outer side of the valve top screw 4, and the anti-slip groove 6 is spiral-shaped. An anti-slip block 9 at the front end of the support column 8 is inserted into the anti-slip groove 6, and the anti-slip block 9 can slide in the anti-slip groove 6; a limiting ring 7 is provided on the outer ring of the anti-slip groove 6, and the limiting ring 7 limits and clamps the anti-slip block 9 in the anti-slip groove 6 to prevent the anti-slip block 9 from falling off the anti-slip groove 6; the anti-slip block 9 can slide in the anti-slip groove 6, and a limiting ring 7 is provided on the outer side of the anti-slip groove 6, and the limiting ring 7 limits and clamps the anti-slip block 9 to prevent the anti-slip block 9 from sliding off the anti-slip groove 6.
[0024] The present scheme is specifically as follows: an anti-slip structure and a valve top screw in the present utility model, a threaded hole 2 is provided on the top of the valve 1, support seats 3 are provided on both sides of the threaded hole 2, the middle of the support seat 3 is plugged and supported with a valve top screw 4, and the bottom of the valve top screw 4 is simultaneously plugged into the threaded hole 2, by rotating the hand wheel 5 on the top of the valve top screw 4, the hand wheel 5 drives the valve top screw 4 to engage with the thread inside the threaded hole 2, drives the valve top screw 4 to rotate up and down, and the valve top screw 4 opens and closes the valve through the valve seat 10 connected at the bottom; the threaded hole 2 A support column 8 is provided on the inner side, and the front end of the support column 8 is connected to an anti-dropout block 9, which is inserted into the anti-dropout groove 6 provided on the outer ring of the valve top screw 4. The anti-dropout block 9 supports the valve top screw 4 to prevent the valve top screw 4 from falling off from the threaded hole 2. When the valve top screw 4 rotates up and down, the anti-dropout block 9 can slide in the anti-dropout groove 6, and a limiting ring 7 is provided on the outer side of the anti-dropout groove 6. The limiting ring 7 limits the anti-dropout block 9 to prevent the anti-dropout block 9 from sliding off the anti-dropout groove 6, so that the anti-dropout block 9 cannot support the valve top screw 4.
[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. An anti-slip structure, Features: include: A valve (1), a threaded hole (2) is provided in the middle of the top of the valve (1), support columns (8) are arranged around the inner side of the threaded hole (2), and the front end of the support column (8) is connected to an anti-dropping block (9); The valve top thread (4) has anti-slip grooves (6) formed around the outer side of the valve top thread (4), a limiting ring (7) is arranged on the outer side of the anti-slip groove (6), and an anti-slip block (9) connected to the front end of the support column (8) is inserted into the anti-slip groove (6).
2. An anti-slip structure according to claim 1, Features: A support seat (3) is provided at the top of the valve (1), the support seat (3) is located on both sides of the threaded hole (2), a valve top screw (4) is inserted in the middle of the support seat (3), the support seat (3) supports the valve top screw (4), and the valve top screw (4) is simultaneously inserted in the threaded hole (2).
3. An anti-slip structure according to claim 2, Features: A hand wheel (5) is arranged on the top of the valve top screw (4), and the bottom of the valve top screw (4) is connected to the valve seat (10). By turning the hand wheel (5), the hand wheel (5) drives the valve top screw (4) to rotate, and the valve top screw (4) drives the valve seat (10) to rise and fall to open and close the valve.
4. An anti-slip structure according to claim 3, Features: The outer side of the valve top thread (4) is provided with an anti-slip groove (6), which is spiral-shaped. The anti-slip block (9) at the front end of the support column (8) is inserted into the anti-slip groove (6), and the anti-slip block (9) can slide in the anti-slip groove (6).
5. An anti-slip structure according to claim 4, Features: The outer ring of the anti-slip groove (6) is provided with a limiting ring (7), and the limiting ring (7) limits and clamps the anti-slip block (9) in the anti-slip groove (6) to prevent the anti-slip block (9) from falling out of the anti-slip groove (6).
6. A valve top screw, Features: The invention comprises the anti-slip structure according to any one of claims 1 to 5.