CN219198270U - Valve with seal structure - Google Patents
Valve with seal structure Download PDFInfo
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- CN219198270U CN219198270U CN202320055671.2U CN202320055671U CN219198270U CN 219198270 U CN219198270 U CN 219198270U CN 202320055671 U CN202320055671 U CN 202320055671U CN 219198270 U CN219198270 U CN 219198270U
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- valve
- outer peripheral
- main valve
- retainer plate
- peripheral surface
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Abstract
The utility model discloses a valve with a sealing structure, which comprises a main valve pipe, wherein first fixing rings are sleeved on the outer peripheral surfaces of two ends of the main valve pipe, valve balls are inserted into the inner wall of the main valve pipe in a rotating mode, a plurality of screws are transversely arranged on the first fixing rings at equal intervals in a circumferential array mode, sealing gaskets are arranged on one sides, far away from the main valve pipe, of the first fixing rings, second fixing rings are arranged on one sides, far away from the first fixing rings, of the sealing gaskets, and the screws penetrate through the sealing gaskets and the second fixing rings on the adjacent sides respectively. According to the utility model, the driving assembly, the synchronous transmission assembly and the fastening assembly are matched for use, the reverse self-locking principle of the worm gear is utilized, the loosening is not easy to occur after the fastening is performed, and when gaps and leakage occur due to deformation of the sealing gasket after long-time use, the gaps can be sealed again only by rotating the hand wheel, so that the time for replacing accessories is shortened, and the use efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a valve with a sealing structure.
Background
The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. According to the functions, the valve can be divided into a shutoff valve, a check valve, a regulating valve and the like, and the valve is a control component in a fluid conveying system and has the functions of stopping, regulating, guiding flow, preventing backflow, stabilizing pressure, diverting flow or overflow pressure relief and the like. Valves for fluid control systems, ranging from the simplest shut-off valves to the various valves used in extremely complex, self-control systems, are quite diverse in variety and specification and can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal, and radioactive media. The valves are also classified into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual phase steel valves, plastic valves, nonstandard custom valves, etc. according to the materials.
Most valves used at present adopt bolts and nuts to be matched for pipeline connection, and although the installation method is firm and reliable, tools such as a wrench are needed to be used for fixing in the installation process, so that the labor intensity is certainly increased, the installation efficiency is not high enough, and after the valves are used for a long time, the sealing gaskets are aged to generate gaps, water leakage at the joints can be caused, so that the problems are solved, and the valve with the sealing structure is provided.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a valve with a sealing structure.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a valve with seal structure, includes the main valve pipe, the equal cover in main valve pipe both ends outer peripheral face is equipped with first retainer plate, main valve pipe inner wall rotates and inserts and have had the valve ball, first retainer plate all transversely equidistance circumference array has a plurality of screws, main valve pipe one side is kept away from to first retainer plate all is equipped with sealed the pad, sealed pad is kept away from first retainer plate one side and all is equipped with the second retainer plate, the screw rod all runs through respectively in the sealed pad and the second retainer plate of adjacent one side, first retainer plate one side is kept away from to the second retainer plate all is equipped with the fastening assembly of fixed first retainer plate and second retainer plate, the screw rod is close to main valve pipe center direction one end all is equipped with control screw pivoted synchronous drive assembly, main valve pipe outer peripheral face cover is equipped with the valve gap, the valve gap top is equipped with control valve ball pivoted adjusting part.
Preferably, the fastening assembly comprises a plurality of nut embedding openings which are formed in one side of the second fixing ring away from the first fixing ring in a circumference-equalizing manner, fastening nuts are respectively embedded in the nut embedding openings, the fastening nuts are respectively connected with screws on the adjacent sides in a threaded manner, fixing seats are respectively arranged on the outer peripheral surfaces of one ends of the screws, close to the center direction of the main valve tube, of the screws in a rotating manner, and the fixing seats are respectively fixed on the side walls of the first fixing ring on the adjacent sides.
Preferably, the synchronous transmission assembly comprises first straight gears which are all sleeved on one end of the screw rod close to the axis direction of the valve cover, the outer peripheral surfaces of the first straight gears are all sleeved with double-sided gear rings respectively, tooth surfaces in the double-sided gear rings are meshed with the first straight gears, outer tooth surfaces of the double-sided gear rings are all meshed with second straight gears, the same rotating rod is transversely arranged at the center position of the second straight gears, and a driving assembly for controlling rotation of the same is arranged on the outer peripheral surface of the center position of the rotating rod.
Further, the drive assembly comprises a worm wheel sleeved at the middle position of the outer peripheral surface of the rotating rod, a worm is meshed at the top of the worm wheel, the worm is rotationally inserted into the outer peripheral surface of the lower part of the valve cover, a hand wheel is coaxially arranged at one end, far away from the valve cover, of the worm, a mounting block is symmetrically sleeved on the outer peripheral surface of the rotating rod, and the mounting blocks are all connected to the outer peripheral surface of the lower part of the valve cover on the adjacent side.
Still further, the adjusting component includes the pivot of locating valve ball top central point department vertically, pivot outer peripheral face rotates simultaneously and runs through in main valve pipe and valve gap top intermediate position department, the pivot top transversely is equipped with the driving lever, valve ball central point department has seted up the water hole along main valve pipe axial direction.
Preferably, a sealing ring is rotatably sleeved at a position between the outer peripheral surface of the main valve pipe and the inner wall of the top of the valve cover, and the bottom of the sealing ring is fixed on the outer peripheral surface of the main valve pipe.
Preferably, one side of the second fixing ring, which is far away from the main valve pipe, is provided with a connecting pipe, and the inside of the connecting pipe is respectively communicated with the inside of the second fixing ring.
The beneficial effects of the utility model are as follows:
1. the driving assembly, the synchronous transmission assembly and the fastening assembly are matched for use, the reverse self-locking principle of the worm gear is utilized, the loosening is not easy to occur after the fastening is performed, and when gaps and leakage occur due to deformation of the sealing gasket after long-time use, the gaps can be sealed again only by rotating the hand wheel, so that the time for replacing accessories is shortened, and the use efficiency is improved;
2. through the sealing ring, the situation that water leakage is caused by the generation of gaps after the rotating shaft rotates for a plurality of times for a long time can be prevented, and the service life of the valve is prolonged.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model, as well as the preferred embodiments thereof, together with the following detailed description of the utility model, given by way of illustration only, together with the accompanying drawings.
Drawings
FIG. 1 is a schematic perspective view of a valve with a sealing structure according to the present utility model;
FIG. 2 is a schematic view of the internal structure of a valve with a sealing structure according to the present utility model;
FIG. 3 is a schematic diagram of a synchronous drive assembly with a valve having a sealing structure according to the present utility model;
FIG. 4 is a schematic diagram of a driving assembly of a valve with a sealing structure according to the present utility model;
fig. 5 is a schematic structural diagram of a fastening assembly of a valve with a sealing structure according to the present utility model.
In the figure: 1. a main valve tube; 2. a valve cover; 3. a rotating shaft; 4. a deflector rod; 5. a valve ball; 6. a water passing hole; 7. a seal ring; 8. a first fixing ring; 9. a sealing gasket; 10. a second fixing ring; 11. a screw; 12. a fixing seat; 13. a nut embedding opening; 14. a fastening nut; 15. a first straight gear; 16. a double sided gear ring; 17. a worm; 18. a hand wheel; 19. a mounting block; 20. a rotating rod; 21. a second spur gear; 22. a worm wheel; 23. and (5) connecting pipes.
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.
In this embodiment, the fastening assembly includes a plurality of nut embedded openings 13 circumferentially arranged at equal distances on one side of the second fixing ring 10 away from the first fixing ring 8, fastening nuts 14 are respectively embedded in the nut embedded openings 13, the fastening nuts 14 are respectively connected with screws 11 on adjacent sides in a threaded manner, fixing seats 12 are respectively sleeved on the outer circumferential surfaces of one ends of the screws 11 close to the center direction of the main valve tube 1 in a rotating manner, the fixing seats 12 are respectively fixed on the side walls of the first fixing ring 8 on the adjacent sides, the synchronous transmission assembly includes first straight gears 15 respectively sleeved on one ends of the screws 11 close to the axis direction of the valve cover 2, double-sided gear rings 16 are respectively sleeved on the outer circumferential surfaces of the first straight gears 15, tooth surfaces of the inner side gear rings 16 are meshed with the first straight gears 15, second straight gears 21 are respectively meshed with outer tooth surfaces of the double-sided gear rings 16, identical rotating rods 20 are transversely arranged at the center positions of the second straight gears 21, the outer peripheral surface of the center position of the rotating rod 20 is provided with a driving component for controlling the rotation of the driving component, the driving component comprises a worm wheel 22 sleeved at the middle position of the outer peripheral surface of the rotating rod 20, the top of the worm wheel 22 is meshed with a worm 17, the worm 17 is rotationally inserted into the outer peripheral surface of the lower part of the valve cover 2, one end of the worm 17 far away from the valve cover 2 is coaxially provided with a hand wheel 18, the outer peripheral surface of the rotating rod 20 is symmetrically rotationally sleeved with a mounting block 19, the mounting blocks 19 are all connected with the outer peripheral surface of the lower part of the valve cover 2 on the adjacent side, the adjusting component comprises a rotating shaft 3 vertically arranged at the center position of the top of the valve ball 5, the outer peripheral surface of the rotating shaft 3 simultaneously rotates and penetrates through the middle positions of the top of the main valve pipe 1 and the valve cover 2, the top of the rotating shaft 3 is transversely provided with a deflector rod 4, the center position of the valve ball 5 is axially provided with a water passing hole 6 along the main valve pipe 1, the rotating shaft 3 is rotationally sleeved with a sealing ring 7 at the position between the outer peripheral surface of the main valve pipe 1 and the top inner wall of the valve cover 2, the bottom of the sealing ring 7 is fixed on the outer peripheral surface of the main valve tube 1, the side, far away from the main valve tube 1, of the second fixing ring 10 is provided with a connecting pipe 23, and the inside of the connecting pipe 23 is respectively communicated with the inside of the second fixing ring 10.
The working principle of the embodiment is as follows: when the sealing device is used, the connecting pipe 23 is connected with the screw 11 through the nut embedding openings 13, then the fastening nuts 14 are respectively screwed in each nut embedding opening 13, then the fastening operation is carried out, the hand wheel 18 is rotated firstly, the worm 17 is driven to simultaneously rotate when the hand wheel 18 rotates, the worm 17 is driven to simultaneously rotate through the matching of the worm wheel 22 and the mounting block 19, the second spur gears 21 at the two ends are driven to simultaneously rotate when the rotating rod 20 rotates, the second spur gears 21 are driven to simultaneously rotate the double-sided gear rings 16, the double-sided gear rings 16 drive the first spur gears 15 to rotate, the first spur gears 15 are driven to rotate through the matching of the fixing seats 12, the fastening nuts 14 are pulled towards the direction of the first fixing ring 8 when the screw 11 rotates, the fastening nuts 14 simultaneously drive the second fixing ring 10 to simultaneously move towards the direction of the first fixing ring 8, the continuously generated extrusion force is matched with the sealing gasket 9 to be sealed and fixed with the first fixing ring 8, the situation that looseness is difficult to occur after the fastening is carried out by utilizing the reverse self-locking principle of the set worm 17, and the sealing gasket 9 is deformed after long-time use, the gap leakage of the sealing gasket 9 is only needs to be replaced when the sealing gasket 18 is generated, and the sealing efficiency is only needs to be improved again when the sealing device is replaced;
when water flow is required to be controlled, the deflector rod 4 is rotated, the rotating shaft 3 is driven to rotate when the deflector rod 4 rotates, the rotating shaft 3 drives the valve ball 5 at the bottom to rotate, when the water passing hole 6 and the main valve pipe 1 are positioned in the same axial direction, water flow can pass through, otherwise, the situation that water leakage is caused by gaps generated after the rotating shaft 3 is rotated for a plurality of times for a long time can be prevented by using the arranged sealing ring 7, and the service life of the valve is prolonged.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a valve with seal structure, includes main valve pipe (1), its characterized in that, main valve pipe (1) both ends outer peripheral face all overlaps and is equipped with first retainer plate (8), main valve pipe (1) inner wall rotates and inserts and be equipped with valve ball (5), first retainer plate (8) all transversely equidistance circumference array have a plurality of screw rods (11), main valve pipe (1) one side all is equipped with sealed pad (9) in first retainer plate (8) are kept away from to first retainer plate (8), sealed pad (9) are kept away from first retainer plate (8) one side and all are equipped with second retainer plate (10), screw rod (11) are equally divide and are run through sealed pad (9) and second retainer plate (10) in adjacent one side, second retainer plate (10) are kept away from the fastening assembly of first retainer plate (8) one side all are equipped with fixed first retainer plate (8) and second retainer plate (10), screw rod (11) are close to main valve pipe (1) center direction one end all are equipped with control screw rod (11) pivoted synchronous drive assembly, main valve pipe (1) outer peripheral face cover is equipped with valve gap (2), valve cap (2) are equipped with control valve ball (5).
2. The valve with the sealing structure according to claim 1, wherein the fastening assembly comprises a plurality of nut embedded openings (13) which are formed in the side, far away from the first fixed ring (8), of the second fixed ring (10) at equal distances in circumference, fastening nuts (14) are respectively embedded in the nut embedded openings (13), the fastening nuts (14) are respectively connected with screw rods (11) on the adjacent side in a threaded manner, a fixing seat (12) is respectively sleeved on the outer peripheral surface of one end, close to the center direction of the main valve tube (1), of the screw rods (11), and the fixing seats (12) are respectively fixed on the side walls of the first fixed ring (8) on the adjacent side.
3. The valve with the sealing structure according to claim 2, wherein the synchronous transmission assembly comprises first straight gears (15) which are all sleeved on one end, close to the axis direction of the valve cover (2), of the screw rod (11), double-sided gear rings (16) are respectively sleeved on the outer peripheral surfaces of the first straight gears (15), tooth surfaces of the double-sided gear rings (16) are meshed with the first straight gears (15), second straight gears (21) are meshed with the outer tooth surfaces of the double-sided gear rings (16), the same rotating rod (20) is transversely arranged at the central position of the second straight gears (21), and a driving assembly for controlling rotation of the same is arranged on the outer peripheral surfaces of the central position of the rotating rod (20).
4. A valve with a sealing structure according to claim 3, characterized in that the driving assembly comprises a worm wheel (22) sleeved at the middle position of the outer peripheral surface of the rotating rod (20), a worm (17) is meshed at the top of the worm wheel (22), the worm (17) is rotatably inserted into the outer peripheral surface of the lower part of the valve cover (2), a hand wheel (18) is coaxially arranged at one end, far away from the valve cover (2), of the worm (17), a mounting block (19) is symmetrically sleeved on the outer peripheral surface of the rotating rod (20), and the mounting blocks (19) are all connected to the outer peripheral surface of the lower part of the valve cover (2) at the adjacent side.
5. The valve with the sealing structure according to claim 4, wherein the adjusting assembly comprises a rotating shaft (3) vertically arranged at the center position of the top of the valve ball (5), the outer peripheral surface of the rotating shaft (3) simultaneously rotates and penetrates through the middle positions of the tops of the main valve pipe (1) and the valve cover (2), a deflector rod (4) is transversely arranged at the top of the rotating shaft (3), and a water passing hole (6) is axially formed in the center position of the valve ball (5) along the main valve pipe (1).
6. The valve with the sealing structure according to claim 5, wherein a sealing ring (7) is rotatably sleeved at a position between the outer peripheral surface of the main valve tube (1) and the inner wall of the top of the valve cover (2) by the rotating shaft (3), and the bottom of the sealing ring (7) is fixed on the outer peripheral surface of the main valve tube (1).
7. The valve with the sealing structure according to claim 6, wherein the side, far away from the main valve tube (1), of the second fixing ring (10) is provided with connecting pipes (23), and the interiors of the connecting pipes (23) are respectively communicated with the interiors of the second fixing ring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320055671.2U CN219198270U (en) | 2023-01-09 | 2023-01-09 | Valve with seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320055671.2U CN219198270U (en) | 2023-01-09 | 2023-01-09 | Valve with seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219198270U true CN219198270U (en) | 2023-06-16 |
Family
ID=86724423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320055671.2U Active CN219198270U (en) | 2023-01-09 | 2023-01-09 | Valve with seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219198270U (en) |
-
2023
- 2023-01-09 CN CN202320055671.2U patent/CN219198270U/en active Active
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