CN219035616U - Sealing structure for pneumatic ball valve - Google Patents
Sealing structure for pneumatic ball valve Download PDFInfo
- Publication number
- CN219035616U CN219035616U CN202222977298.4U CN202222977298U CN219035616U CN 219035616 U CN219035616 U CN 219035616U CN 202222977298 U CN202222977298 U CN 202222977298U CN 219035616 U CN219035616 U CN 219035616U
- Authority
- CN
- China
- Prior art keywords
- wall
- valve
- ball
- valve body
- pneumatic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model discloses a sealing structure for a pneumatic ball valve, which belongs to the field of pneumatic ball valves and comprises the following components: the valve comprises a valve body, wherein symmetrical valve ports are arranged on two sides of the valve body, a fixed ring is arranged on the outer wall of the valve port, a sealing ring is arranged on the inner wall of the valve body, a pneumatic actuator is fixedly connected to the outer wall of the upper end of the valve body, a groove is formed in the inner wall of the valve body, a ball body is arranged in the valve body, a valve rod is arranged on the outer wall of the upper end of the ball body, annular sliding grooves are formed in the outer wall of the ball body and the inner wall of the valve body, a waterproof ring is arranged on one side, close to the valve body, of the sliding grooves, and a ball is arranged on the outer wall of the waterproof ring; when in actual use, the method comprises the following steps: when the pneumatic actuator is started, fluid enters the ball body through the valve port, and when the fluid enters the ball body through the valve port, the sealing ring blocks the fluid from entering the outer gap of the ball body, and when the flow rate is controlled, the contact area between the communication part and the valve port is controlled by rotating the ball body, and the waterproof ring prevents the fluid from entering during rotation, so that the tightness of the valve body is further enhanced, and the service life of the device is prolonged.
Description
Technical Field
The utility model relates to the field of oil tank supports, in particular to a sealing structure for a pneumatic ball valve.
Background
The pneumatic ball valve is a ball valve matched with a pneumatic actuator, and is specifically classified into a stainless steel pneumatic ball valve, a plastic pneumatic ball valve, a sanitary pneumatic ball valve, a carbon steel pneumatic ball valve, a two-way pneumatic ball valve and the like, and the pneumatic ball valve is light in switch, small in size, capable of being made into a large caliber, reliable in sealing, simple in structure and convenient to maintain, and is widely applied to various industries.
Chinese patent CN201420784469.4 discloses a pneumatic ball valve, including valve body, valve gap, spheroid, valve rod and pneumatic actuator, open there is a cavity in the valve body, installs the disk seat in the cavity, is equipped with the spring between disk seat and the valve body inner wall, installs the spheroid in the disk seat, and valve body internal surface and spheroid surface all are equipped with recess and anticorrosive coating, and valve rod one end is connected with the spheroid transmission, and the valve rod other end is connected with pneumatic actuator, and the valve rod overcoat between pneumatic actuator and the valve body has the spacer frame, and the valve body bottom is equipped with the instruction contact. Compared with the prior art, the valve has the beneficial effects that the grooves and the anti-corrosion layers are arranged on the inner surface of the valve body and the outer surface of the sphere, so that the corrosion resistance and the sealing performance of the valve are greatly improved, and the service life of the valve is greatly prolonged; the valve body is made of plastic materials, so that the pneumatic ball valve is suitable for various medium circulation, and the use requirements of people are met.
However, when the pneumatic ball valve seals the ball valve by arranging the anti-corrosion layer, the anti-corrosion layer is worn when the ball rotates, the tightness is influenced for a long time, liquid is easy to leak into a gap between the ball and the ball valve, and the inner wall of the ball valve is corroded for a long time, so that the service life of the device is reduced.
Disclosure of Invention
The utility model aims to provide a sealing structure for a pneumatic ball valve, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a seal structure for a pneumatic ball valve, the seal structure for a pneumatic ball valve comprising:
the valve body is provided with symmetrical valve ports at two sides, the outer wall of the valve port is provided with a fixed ring, the inner wall of the valve body is provided with a sealing ring, the outer wall of the upper end of the valve body is fixedly connected with a pneumatic actuator, and the inner wall of the valve body is provided with a groove;
the ball body is arranged in the valve body, a valve rod is arranged on the outer wall of the upper end of the ball body, annular sliding grooves are formed in the outer wall of the ball body and the inner wall of the valve body, a waterproof ring is arranged on one side, close to the valve body, of the sliding grooves, and balls are arranged on the outer wall of the waterproof ring; a kind of electronic device with high-pressure air-conditioning system
The rotary shaft, one end outer wall and spheroidal lower extreme outer wall fixed connection of pivot, the outer wall of pivot is equipped with the bearing, the outer wall of bearing and the inner wall fixed connection of recess.
Preferably, the inner wall of the fixing ring is fixedly connected with the outer wall of the valve port, and the outer wall of the sealing ring is fixedly connected with the inner wall of the valve body.
Preferably, the ball body is rotationally connected with the valve body, and the outer wall of one side of the valve rod is fixedly connected with the outer wall of the upper end of the ball body.
Preferably, the output end of the pneumatic actuator is fixedly connected with the outer wall of one side of the valve rod, and the valve rod is rotationally connected with the valve body.
Preferably, the outer wall of the waterproof ring is fixedly connected with the inner wall of the valve body, the waterproof ring is rotationally connected with a chute close to the ball body through the ball, and the waterproof ring and the ball are made of corrosion-resistant materials.
Preferably, the rotating shaft is rotationally connected with the groove, and the inner wall of the bearing is fixedly connected with the outer wall of the rotating shaft. Compared with the prior art, the utility model has the beneficial effects that:
when the pneumatic actuator is started, fluid enters the ball body through the valve port, and when the fluid enters the ball body through the valve port, the sealing ring blocks the fluid from entering the outer gap of the ball body, and when the flow rate is controlled, the contact area between the communication part and the valve port is controlled by rotating the ball body, and the waterproof ring prevents the fluid from entering during rotation, so that the tightness of the valve body is further enhanced, and the service life of the device is prolonged.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a cross-sectional view of the overall structure of the present utility model;
FIG. 3 is an enlarged view of the structure of area A in FIG. 2 according to the present utility model;
fig. 4 is an enlarged view of the structure of the area B in fig. 2 according to the present utility model.
In the figure: valve body 1, valve port 2, spheroid 3, sealing washer 4, solid fixed ring 5, valve rod 6, waterproof circle 7, ball 8, bearing 9, pivot 10, recess 11, pneumatic actuator 12, spout 13.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Embodiment one:
referring to fig. 1 and 2, the present utility model provides a technical solution: a seal structure for a pneumatic ball valve, the seal structure for a pneumatic ball valve comprising:
the valve comprises a valve body 1, wherein symmetrical valve ports 2 are arranged on two sides of the valve body 1, a fixed ring 5 is arranged on the outer wall of the valve port 2, a sealing ring 4 is arranged on the inner wall of the valve body 1, a pneumatic actuator 12 is fixedly connected with the outer wall of the upper end of the valve body 1, and a groove 11 is arranged on the inner wall of the valve body 1; the ball body 3 is arranged in the valve body 1, a valve rod 6 is arranged on the outer wall of the upper end of the ball body 3, an annular sliding groove 13 is formed in the outer wall of the ball body 3 and the inner wall of the valve body 1, a waterproof ring 7 is arranged on one side, close to the valve body 1, of the sliding groove 13, and a ball 8 is arranged on the outer wall of the waterproof ring 1; the outer wall of one end of the rotating shaft 10 is fixedly connected with the outer wall of the lower end of the sphere 3, the outer wall of the rotating shaft 10 is provided with a bearing 9, and the outer wall of the bearing 9 is fixedly connected with the inner wall of the groove 11;
when fluid enters the valve body through the valve port 2, the fluid cannot permeate into a gap between the valve body 1 and the ball body 3 through the sealing ring 4, and meanwhile, the connection to the water pipe is enhanced through the fixing ring 5, so that the tightness of the connection part is improved.
Embodiment two:
referring to fig. 2 and 3, in order to enhance the tightness of the interior of the valve body 1, the ball body 3 is rotatably connected with the valve body 1, an outer wall of one side of the valve rod 6 is fixedly connected with an outer wall of the upper end of the ball body 3, an output end of the pneumatic actuator 12 is fixedly connected with an outer wall of one side of the valve rod 6, the valve rod 6 is rotatably connected with the valve body 1, an outer wall of the waterproof ring 7 is fixedly connected with an inner wall of the valve body 1, the waterproof ring 7 is rotatably connected with a chute 13 close to the ball body 3 through a ball 8, and the waterproof ring 7 and the ball 8 are both made of corrosion resistant materials;
when the ball body 3 rotates, the outer wall of the waterproof ring 7 is rotationally connected with the inner wall of the chute 13 close to the ball body 3, and meanwhile, the outer wall of the ball 8 is rotationally connected with the outer wall of one side of the waterproof ring, so that the tightness of the ball body 3 during rotation is improved.
Embodiment III:
referring to fig. 4, a structural diagram of the present embodiment is shown, and based on the second embodiment, in order to make the rotation of the ball 3 more flexible, the inner wall of the bearing 9 is fixedly connected with the outer wall of the rotating shaft 10;
the rotary shaft 10 is arranged in the groove 11 on the inner wall of the valve body 1, and the rotary shaft 10 can flexibly rotate through the connecting bearing 9, so that the pneumatic actuator 12 can rotate the ball body 3 faster during working.
When in actual use, the pneumatic actuator 12 is started to enable fluid to enter the ball body 3 through the valve port 2, when the fluid enters the ball body 3 through the valve port 2, the sealing ring 4 blocks the fluid from entering the outer gap of the ball body 3, when the flow rate is controlled, the contact area between the communicating part and the valve port 2 is controlled by rotating the ball body 3, the waterproof ring 7 prevents the fluid from entering during rotation, the sealing performance of the valve body is further enhanced, and the service life of the device is prolonged.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a seal structure for pneumatic ball valve which characterized in that: the sealing structure for the pneumatic ball valve comprises:
the valve comprises a valve body (1), wherein symmetrical valve ports (2) are arranged on two sides of the valve body (1), a fixed ring (5) is arranged on the outer wall of the valve port (2), a sealing ring (4) is arranged on the inner wall of the valve body (1), a pneumatic actuator (12) is fixedly connected with the outer wall of the upper end of the valve body (1), and a groove (11) is formed in the inner wall of the valve body (1);
the valve comprises a ball body (3), wherein the ball body (3) is arranged in a valve body (1), a valve rod (6) is arranged on the outer wall of the upper end of the ball body (3), an annular sliding groove (13) is formed in the outer wall of the ball body (3) and the inner wall of the valve body (1), a waterproof ring (7) is arranged on one side, close to the valve body (1), of the sliding groove (13), and a ball (8) is arranged on the outer wall of the waterproof ring (7); a kind of electronic device with high-pressure air-conditioning system
The rotary shaft (10), the one end outer wall of rotary shaft (10) and the lower extreme outer wall fixed connection of spheroid (3), the outer wall of rotary shaft (10) is equipped with bearing (9), the outer wall of bearing (9) and the inner wall fixed connection of recess (11).
2. The sealing structure for a pneumatic ball valve according to claim 1, wherein: the inner wall of the fixed ring (5) is fixedly connected with the outer wall of the valve port (2), and the outer wall of the sealing ring (4) is fixedly connected with the inner wall of the valve body (1).
3. The sealing structure for a pneumatic ball valve according to claim 1, wherein: the ball body (3) is rotationally connected with the valve body (1), and the outer wall of one side of the valve rod (6) is fixedly connected with the outer wall of the upper end of the ball body (3).
4. The sealing structure for a pneumatic ball valve according to claim 1, wherein: the output end of the pneumatic actuator (12) is fixedly connected with the outer wall of one side of the valve rod (6), and the valve rod (6) is rotationally connected with the valve body (1).
5. The sealing structure for a pneumatic ball valve according to claim 1, wherein: the outer wall of waterproof circle (7) and the inner wall fixed connection of valve body (1), waterproof circle (7) are rotated through ball (8) and spout (13) that are close to spheroid (3) and are connected, waterproof circle (7) and ball (8) all use corrosion-resistant material to make.
6. The sealing structure for a pneumatic ball valve according to claim 1, wherein: the rotating shaft (10) is rotationally connected with the groove (11), and the inner wall of the bearing (9) is fixedly connected with the outer wall of the rotating shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222977298.4U CN219035616U (en) | 2022-11-08 | 2022-11-08 | Sealing structure for pneumatic ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222977298.4U CN219035616U (en) | 2022-11-08 | 2022-11-08 | Sealing structure for pneumatic ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219035616U true CN219035616U (en) | 2023-05-16 |
Family
ID=86314478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222977298.4U Active CN219035616U (en) | 2022-11-08 | 2022-11-08 | Sealing structure for pneumatic ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219035616U (en) |
-
2022
- 2022-11-08 CN CN202222977298.4U patent/CN219035616U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219035616U (en) | Sealing structure for pneumatic ball valve | |
| CN203532776U (en) | Fluorine lining butterfly valve | |
| CN201884681U (en) | Fully-lined two-way compound soft seal butterfly valve | |
| CN215635103U (en) | Quick opening and closing ball valve structure | |
| CN101984275A (en) | Full-lining bidirectional composite soft sealing butterfly valve | |
| CN207961549U (en) | A kind of Wear-resistant corrosion-resistant butterfly valve | |
| CN210566290U (en) | Low temperature resistant valve | |
| CN207145653U (en) | A kind of spherical aluminum valve element and ball valve | |
| CN220581729U (en) | High-sealing ball valve | |
| CN202074067U (en) | Anti-locking eccentric half ball valve | |
| CN215567989U (en) | Novel ultra-low temperature butterfly valve | |
| CN216045563U (en) | Three-piece ball valve with multiple sealing structure | |
| CN220850832U (en) | Eccentric ball valve | |
| CN212509607U (en) | Rotary anti-rust ball valve | |
| CN216344055U (en) | Double-handle fixing ball body | |
| CN214838532U (en) | Welded end type heat-preservation ball valve for town heating system | |
| CN214889018U (en) | Anti-leakage fluorine-lined ball valve | |
| CN219413589U (en) | High-tightness ball valve | |
| CN212429820U (en) | Plug valve for petroleum pipeline | |
| CN212131502U (en) | Durable leak-proof stainless steel ball valve | |
| CN213929479U (en) | Hard seal butterfly valve structure | |
| CN220488342U (en) | High-temperature high-pressure integrated hydrophobic ball valve | |
| CN216382624U (en) | Double-seal water inlet butterfly valve | |
| CN214197315U (en) | Be applied to wear-resisting anticorrosive seal structure of medical butterfly valve | |
| CN214999535U (en) | Soft seal fixed ball valve convenient to location installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 224700 No.7 zhizaogu, 5D, high tech Zone, Jianhu County, Yancheng City, Jiangsu Province Patentee after: Kaiweixi Valve (Yancheng) Co.,Ltd. Address before: 224700 No.7 zhizaogu, 5D, high tech Zone, Jianhu County, Yancheng City, Jiangsu Province Patentee before: Kevin Fluid Control (Jiangsu) Co.,Ltd. |