CN216306901U - Manual stop valve that sealing performance is good - Google Patents
Manual stop valve that sealing performance is good Download PDFInfo
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- CN216306901U CN216306901U CN202122492049.1U CN202122492049U CN216306901U CN 216306901 U CN216306901 U CN 216306901U CN 202122492049 U CN202122492049 U CN 202122492049U CN 216306901 U CN216306901 U CN 216306901U
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- stop valve
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Abstract
The utility model discloses a manual stop valve with good sealing performance, which comprises a shell, wherein a through hole is formed in the shell, a valve assembly is arranged in the through hole, a first sealing ring is arranged on the outer wall of one side of the valve assembly, a spring is arranged in the valve assembly, water passing holes are uniformly distributed in the outer wall of the valve assembly, a shaft assembly is inserted in the shell, a compression nut is sleeved outside the shaft assembly and is connected with the shell through threads, a cam is welded at the bottom end of the shaft assembly and is matched with the valve assembly, and a connecting pipe is connected to one side of the shell through threads. According to the utility model, through the valve assembly, the spring and the connecting pipe, the connecting pipe is in threaded connection with the shell, and the valve assembly is plugged in the through hole through the elasticity of the spring, so that the valve assembly is easy to replace when damaged, and therefore, the effect of convenient maintenance of the stop valve is realized.
Description
Technical Field
The utility model relates to the technical field of stop valves, in particular to a manual stop valve with good sealing performance.
Background
The cut-off valve is a fluid line valve, and the flow direction of the cut-off valve is directional when the cut-off valve is installed, so that the cut-off valve cannot be reversely installed when the cut-off valve is installed.
The stop valve of prior art is inconvenient to be maintained, and the maintenance that leads to the stop valve is troublesome, and the leakproofness of stop valve is relatively poor, leads to the stop valve to take place easily that the fluid oozes or reveals. Therefore, it is desirable to design a manual shutoff valve with good sealing performance to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects of inconvenience in maintenance and poor sealing performance in the prior art, and provides a manual stop valve with good sealing performance.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a manual stop valve that sealing performance is good, includes the casing, the inside through-hole that is provided with of casing, the inside of through-hole is provided with the valve subassembly, one side outer wall of valve subassembly is provided with first sealing washer, the inside of valve subassembly is provided with the spring, the outer wall of valve subassembly is opened has evenly distributed's the hole of crossing, the inside of casing is pegged graft and is had the axle subassembly, gland nut has been cup jointed to the outside of axle subassembly, gland nut passes through threaded connection with the casing, the bottom welding of axle subassembly has the cam, cam and valve subassembly looks adaptation, there is the connecting pipe one side of casing through threaded connection.
The key concept of the technical scheme is as follows: utilize connecting pipe and casing to carry out threaded connection, the elasticity of rethread spring makes the valve subassembly carry out the shutoff to the through-hole, and then easily changes when making the valve subassembly damage, has consequently realized the effect that the stop valve is convenient for maintain.
Furthermore, the outer wall of the shaft assembly is provided with two sealing grooves, and a third sealing ring is arranged in each sealing groove.
Furthermore, the top outer wall of casing is opened there is the spacing groove, one side outer wall welding of axle subassembly has the limiting plate, the limiting plate is located the inside of spacing groove.
Furthermore, a lead seal assembly is arranged between the connecting pipe and the shell, and a second sealing ring is arranged between the connecting pipe and the shell.
Further, handles are welded on the outer walls of the two sides of the shaft assembly, and anti-skid grains are arranged on the outer walls of the handles.
Furthermore, the outer wall integrated into one piece of both sides of casing has the mounting panel, the top outer wall of mounting panel is opened there is the mounting hole.
Furthermore, the inside of seal groove is provided with the guard ring, the guard ring is located the top of third sealing washer.
The utility model has the beneficial effects that:
1. through the valve assembly, the spring and the connecting pipe that set up, utilize connecting pipe and casing to carry out threaded connection, the elasticity of rethread spring makes the valve assembly carry out the shutoff to the through-hole, and then easily changes when making the valve assembly damage, has consequently realized the effect that the stop valve is convenient for maintain.
2. Through the first sealing washer, second sealing washer and the third sealing washer that set up, first sealing washer, second sealing washer and third sealing washer carry out many places and seal for the leakproofness of stop valve is better, has consequently realized the difficult effect that oozes fluid of stop valve.
3. Through the spacing groove and the limiting plate that set up, utilize the spacing groove to restrict the home range of limiting plate, and then make the turned angle of axle subassembly obtain the restriction, and then realize opening and closing more convenience of stop valve.
4. Through the lead seal that sets up, utilize the lead seal to connect connecting pipe and casing, and then can discover when making the connecting pipe dismantled, consequently realized the effect that the stop valve prevented that irrelevant personnel from dismantling.
Drawings
FIG. 1 is a schematic view of the overall structure of a manual stop valve with good sealing performance according to the present invention;
FIG. 2 is a schematic view of the internal structure of a manual shutoff valve with good sealing performance according to the present invention;
FIG. 3 is a schematic top view of a manual shutoff valve with good sealing performance according to the present invention;
fig. 4 is an enlarged view of a position a of the manual stop valve with good sealing performance.
In the figure: the sealing device comprises a shell 1, a third sealing ring 2, a protective ring 3, a compression nut 4, a lead sealing assembly 5, a cam 6, a handle 7, an axle assembly 8, a through hole 9, a first sealing ring 10, a water passing hole 11, a limiting plate 12, a valve assembly 13, a spring 14, a limiting groove 15, a connecting pipe 16, a second sealing ring 17, an installation plate 18, anti-skid lines 19, an installation hole 20 and a sealing groove 21.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, a manual stop valve with good sealing performance includes a housing 1, a through hole 9 is formed in the housing 1, a fluid can flow through the housing 1 through the through hole 9, a valve assembly 13 is disposed in the through hole 9, the valve assembly 13 closes and opens the through hole 9, a first sealing ring 10 is disposed on an outer wall of one side of the valve assembly 13, the valve assembly 13 closes the through hole 9 more tightly by using the first sealing ring 10, a spring 14 is disposed in the valve assembly 13, water through holes 11 are uniformly distributed on the outer wall of the valve assembly 13, the fluid can pass through the valve assembly 13 by using the water through holes 11, a shaft assembly 8 is inserted into the housing 1, a gland nut 4 is sleeved on an exterior of the shaft assembly 8, the gland nut 4 is connected with the housing 1 by a screw thread, the shaft assembly 8 can only rotate inside the housing 1 by using the gland nut 4, the bottom welding of axle subassembly 8 has cam 6, cam 6 and valve subassembly 13 looks adaptation, and there is connecting pipe 16 one side of casing 1 through threaded connection, utilizes axle subassembly 8 to drive cam 6 when rotating and rotates, and then makes valve subassembly 13 compress spring 14 for valve subassembly 13 is opened through-hole 9.
As apparent from the above description, the present invention has the following advantageous effects: through the valve assembly 13, the spring 14 and the connecting pipe 16 that set up, utilize connecting pipe 16 and casing 1 to carry out threaded connection, the elasticity of rethread spring 14 makes valve assembly 13 carry out the shutoff to through-hole 9, and then easily changes when making valve assembly 13 damage, has consequently realized the effect that the stop valve is convenient for maintain.
Further, the outer wall of the shaft assembly 8 is provided with two sealing grooves 21, the inside of each of the two sealing grooves 21 is provided with a third sealing ring 2, and the shaft assembly 8 and the shell 1 are sealed by the third sealing rings 2.
Furthermore, the top outer wall of the shell 1 is provided with a limiting groove 15, the central angle of the limiting groove 15 is ninety degrees, the outer wall of one side of the shaft assembly 8 is welded with a limiting plate 12, the limiting plate 12 is located inside the limiting groove 15, the limiting groove 15 is used for limiting the moving range of the limiting plate 12, and the shaft assembly 8 can rotate ninety degrees.
Further, a lead seal assembly 5 is arranged between the connecting pipe 16 and the housing 1, a second sealing ring 17 is arranged between the connecting pipe 16 and the housing 1, and the connecting pipe 16 and the housing 1 are sealed by the second sealing ring 17.
Further, the handle 7 is welded to the outer wall of the two sides of the shaft assembly 8, anti-skidding lines 19 are arranged on the outer wall of the handle 7, and the handle 7 is used for facilitating the rotation of the shaft assembly 8.
Further, the outer wall integrated into one piece of both sides of casing 1 has mounting panel 18, and the top outer wall of mounting panel 18 is opened there is mounting hole 20, utilizes mounting hole 20 to facilitate the use bolt to fix the stop valve.
Further, the inside of seal groove 21 is provided with guard ring 3, and guard ring 3 is located the top of third sealing washer 2, utilizes guard ring 3 to make the sealed effect between axle subassembly 8 and the casing 1 better.
Adopt foretell first sealing washer 10, second sealing washer 17 and third sealing washer 2, first sealing washer 10, second sealing washer 17 and third sealing washer 2 carry out many places and seal for the leakproofness of stop valve is better, has consequently realized the difficult fluidic effect that oozes of stop valve.
Some preferred embodiments or application examples are listed below to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention with respect to the prior art:
example 1
A manual stop valve with good sealing performance comprises a shell 1, wherein a through hole 9 is formed in the shell 1, fluid can flow through the shell 1 through the through hole 9, a valve assembly 13 is arranged in the through hole 9, the valve assembly 13 plays a role in closing and opening the through hole 9, a first sealing ring 10 is arranged on the outer wall of one side of the valve assembly 13, the valve assembly 13 can seal the through hole 9 more tightly by using the first sealing ring 10, a spring 14 is arranged in the valve assembly 13, water through holes 11 are uniformly distributed in the outer wall of the valve assembly 13, the fluid can pass through the valve assembly 13 by using the water through holes 11, a shaft assembly 8 is inserted in the shell 1, a compression nut 4 is sleeved outside the shaft assembly 8, the compression nut 4 is connected with the shell 1 through threads, and the shaft assembly 8 can only rotate in the shell 1 by using the compression nut 4, the bottom welding of axle subassembly 8 has cam 6, cam 6 and valve subassembly 13 looks adaptation, and there is connecting pipe 16 one side of casing 1 through threaded connection, utilizes axle subassembly 8 to drive cam 6 when rotating and rotates, and then makes valve subassembly 13 compress spring 14 for valve subassembly 13 is opened through-hole 9.
The outer wall of the shaft assembly 8 is provided with two sealing grooves 21, the interiors of the two sealing grooves 21 are respectively provided with a third sealing ring 2, and the shaft assembly 8 and the shell 1 are sealed by the third sealing rings 2; the outer wall of the top of the shell 1 is provided with a limiting groove 15, the central angle of the limiting groove 15 is ninety degrees, the outer wall of one side of the shaft assembly 8 is welded with a limiting plate 12, the limiting plate 12 is positioned in the limiting groove 15, the limiting groove 15 is utilized to limit the moving range of the limiting plate 12, and the shaft assembly 8 can rotate ninety degrees; a lead seal assembly 5 is arranged between the connecting pipe 16 and the shell 1, a second sealing ring 17 is arranged between the connecting pipe 16 and the shell 1, and the connecting pipe 16 and the shell 1 are sealed by the second sealing ring 17; handles 7 are welded on the outer walls of the two sides of the shaft assembly 8, anti-skid grains 19 are arranged on the outer walls of the handles 7, and the shaft assembly 8 can conveniently rotate by utilizing the handles 7; mounting plates 18 are integrally formed on the outer walls of the two sides of the shell 1, mounting holes 20 are formed in the outer wall of the top of each mounting plate 18, and the stop valve is fixed by using bolts conveniently through the mounting holes 20; the inside of seal groove 21 is provided with guard ring 3, and guard ring 3 is located the top of third sealing washer 2, utilizes guard ring 3 to make the sealed effect between axle subassembly 8 and the casing 1 better.
The working principle is as follows: during the use, when the stop valve is opened to needs, rotate counter shaft subassembly 8 through handle 7, make axle subassembly 8 drive cam 6 rotate, make cam 6 extrude valve subassembly 13, and then make valve subassembly 13 open, when axle subassembly 8 rotates, spacing groove 15 restricts the home range of limiting plate 12, make valve subassembly 13 can only rotate ninety degrees, when needs are closed the stop valve, carry out the antiport through handle 7 counter shaft subassembly 8, make cam 6 break away from valve subassembly 13, valve subassembly 13 can be closed through spring 14's elasticity to through-hole 9, when needs advance the change to valve subassembly 13, tear down the lead seal, rotate connecting pipe 16, make connecting pipe 16 break away from with casing 1, can be convenient take out valve subassembly 13 and change.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. A manual stop valve with good sealing performance comprises a shell (1) and is characterized in that, a through hole (9) is arranged in the shell (1), a valve component (13) is arranged in the through hole (9), a first sealing ring (10) is arranged on the outer wall of one side of the valve component (13), a spring (14) is arranged in the valve component (13), the outer wall of the valve component (13) is provided with water through holes (11) which are uniformly distributed, a shaft component (8) is inserted into the shell (1), a gland nut (4) is sleeved outside the shaft component (8), the compression nut (4) is connected with the shell (1) through threads, a cam (6) is welded at the bottom end of the shaft component (8), the cam (6) is matched with the valve component (13), and one side of the shell (1) is connected with a connecting pipe (16) through threads.
2. The manual stop valve with good sealing performance according to claim 1, wherein two sealing grooves (21) are formed in the outer wall of the shaft assembly (8), and a third sealing ring (2) is arranged inside each of the two sealing grooves (21).
3. The manual stop valve with good sealing performance according to claim 1, wherein a limiting groove (15) is formed in the outer wall of the top of the housing (1), a limiting plate (12) is welded to the outer wall of one side of the shaft assembly (8), and the limiting plate (12) is located inside the limiting groove (15).
4. The manual stop valve with good sealing performance is characterized in that a lead seal assembly (5) is arranged between the connecting pipe (16) and the shell (1), and a second sealing ring (17) is arranged between the connecting pipe (16) and the shell (1).
5. The manual stop valve with good sealing performance is characterized in that handles (7) are welded on the outer walls of two sides of the shaft assembly (8), and anti-skidding lines (19) are arranged on the outer walls of the handles (7).
6. The manual stop valve with good sealing performance according to claim 1, characterized in that the outer walls of two sides of the housing (1) are integrally formed with mounting plates (18), and the outer wall of the top of the mounting plates (18) is provided with mounting holes (20).
7. The manual stop valve with good sealing performance according to claim 2, characterized in that a protection ring (3) is arranged inside the sealing groove (21), and the protection ring (3) is located at the top of the third sealing ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122492049.1U CN216306901U (en) | 2021-10-17 | 2021-10-17 | Manual stop valve that sealing performance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122492049.1U CN216306901U (en) | 2021-10-17 | 2021-10-17 | Manual stop valve that sealing performance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216306901U true CN216306901U (en) | 2022-04-15 |
Family
ID=81114826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122492049.1U Active CN216306901U (en) | 2021-10-17 | 2021-10-17 | Manual stop valve that sealing performance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216306901U (en) |
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2021
- 2021-10-17 CN CN202122492049.1U patent/CN216306901U/en active Active
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