CN216590064U - Electric ball valve - Google Patents
Electric ball valve Download PDFInfo
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- CN216590064U CN216590064U CN202123448289.8U CN202123448289U CN216590064U CN 216590064 U CN216590064 U CN 216590064U CN 202123448289 U CN202123448289 U CN 202123448289U CN 216590064 U CN216590064 U CN 216590064U
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Abstract
The utility model relates to an motorised valve field, the utility model discloses an electric ball valve, which comprises a valve body, the valve rod, the valve ball with be used for driving valve rod pivoted electric actuator, the valve rod rotates and sets up on the valve body, the through-hole has been seted up in the valve ball, and valve rod and valve ball fixed connection, the both sides that lie in the valve ball in the valve body all slide and are provided with the disk seat, the disk seat has seted up the slip annular near the one end of valve ball, the disk seat is located to slide and is provided with the clamping ring in the slip annular, fixed mounting has first sealing washer on the lateral wall that the clamping ring is close to the valve ball, first sealing washer butt is on the valve ball lateral wall, the disk seat is located the slip annular internal fixation and is provided with a plurality ofly and is used for driving the clamping ring slip and makes first sealing washer support tightly the elastic component on the valve ball lateral wall, the disk seat is kept away from one side of valve ball and has seted up the pressurization annular. This application has can be through elastic component and pressurization annular for first sealing washer firmly supports tightly on the valve ball lateral wall, reaches to improve the effect that sealed effect weakens after the electric ball valve uses for a long time.
Description
Technical Field
The application relates to the field of electric valves, in particular to an electric ball valve.
Background
The electric ball valve is a pipeline pressure element for industrial automation process control, is generally used for opening and closing control of pipeline media, and is widely applied to industries such as medical instruments, solar energy, cleaning equipment, food machinery, combustors, welding and cutting, fire safety, bio-pharmaceuticals, mechanical manufacturing and the like.
At present, the electric ball valve is composed of an electric actuating mechanism and a valve body, a valve rod, a valve ball and a sealing ring are installed in the valve body, the sealing ring is tightly abutted to the valve ball, and a through hole for medium circulation is formed in the valve ball. The electric actuating mechanism drives the valve ball to rotate through the valve rod, when the valve ball rotates to the through hole to be communicated with the two ends of the valve body, the electric ball valve is in an open state, and at the moment, the medium normally circulates; when the valve ball rotates to the through hole and the two ends of the valve body are not communicated, the electric ball valve is in a closed state, the sealing ring is abutted against the surface of the valve ball at the moment, so that the sealing effect is achieved, and the medium cannot circulate at the moment.
According to the related technology, after the electric ball valve is used for a long time, the valve ball rotates and can rub with the sealing ring, the surface of the sealing ring is abraded, the sealing effect of the sealing ring is weakened, the medium is prone to leaking when the electric ball valve rotates to a closed state, and the inventor thinks that the electric ball valve has the defect that the sealing effect is weakened after the electric ball valve is used for a long time.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that sealed effect weakens after electric ball valve uses for a long time, this application provides an electric ball valve.
The application provides an electric ball valve adopts following technical scheme:
the utility model provides an electric ball valve, includes valve body, valve rod, valve ball and is used for driving valve rod pivoted electric actuator, and the valve rod rotates and sets up on the valve body, and the valve ball rotates and sets up in the valve body, has seted up the through-hole in the valve ball, and valve rod and valve ball fixed connection, the both sides that lie in the valve ball in the valve body all slide and be provided with the disk seat, the disk seat is close to the one end of valve ball and has seted up the slip annular, the disk seat is located to slide and is provided with the clamping ring in the slip annular, fixed mounting has first sealing washer on the lateral wall that the clamping ring is close to the valve ball, first sealing washer butt is on the valve ball lateral wall, the disk seat is located the slip annular internal fixation and is provided with a plurality of elastic component that are used for driving the clamping ring slip and make first sealing washer support tightly on the valve ball lateral wall, the pressurization annular has been seted up to one side that the valve ball was kept away from to the disk seat.
Through adopting above-mentioned technical scheme, when electronic ball valve changed the closed condition into by the open mode, electric actuator passed through the valve rod and drove the valve ball and rotate 90 for through-hole and valve body both ends do not communicate, and first sealing washer butt is on the valve ball lateral wall this moment, thereby reaches sealed effect. At the moment, the elastic piece in the sliding ring groove acts on the pressing ring and extrudes the first sealing ring through the pressing ring, so that the first sealing ring is abutted against the side wall of the valve ball. Meanwhile, the medium flows into the pressurizing ring groove and acts on the valve seat, so that the valve seat moves towards one side of the valve ball, and the first sealing ring is further abutted against the side wall of the valve ball. So set up, through elastic component and pressurization annular combined action for first sealing washer firmly supports tightly on the valve ball lateral wall, thereby makes still have good sealed effect after the long-time use of electric ball valve.
Preferably, the first sealing ring is arranged in a concave manner close to the side wall of the valve ball and is matched and abutted against the side wall of the valve ball.
Through adopting above-mentioned technical scheme, the area of contact between first sealing washer and the valve ball lateral wall has been increased in the first sealing washer indent setting to improve the sealed effect of first sealing washer.
Preferably, a rotating seat is arranged on one side, away from the valve rod, of the valve ball in the valve body, and the valve ball is rotatably sleeved on the rotating seat.
By adopting the technical scheme, the bottom of the valve ball is rotatably sleeved on the rotating seat, so that the stability of the valve ball during rotation is improved; and compare in using the valve rod, rotate the mode of establishing and make the electric ball valve generate the equipment convenient and fast more.
Preferably, an annular groove is formed in the outer side wall of the valve seat, a second sealing ring is arranged in the annular groove of the valve seat, and the side wall, far away from the valve seat, of the second sealing ring is abutted to the inner side wall box of the valve body.
Through adopting above-mentioned technical scheme, set up the leakproofness that the second sealing washer has increased between disk seat and the valve body to further improve electric ball valve's leakproofness.
Preferably, a third sealing ring is arranged at the rotary connection position of the valve rod and the valve body, and the side wall, far away from the valve rod, of the third sealing ring is abutted against the inner wall of the valve body.
Through adopting above-mentioned technical scheme, set up the third sealing washer and increased the leakproofness between valve rod and the valve body to further improve electric ball valve's leakproofness.
Preferably, a limiting ring groove is formed in the valve rod, a limiting ring block is arranged in the valve body, and the limiting ring block is clamped and fixed in the limiting ring groove.
Through adopting above-mentioned technical scheme, the valve rod is when rotating, and the spacing ring piece makes the valve rod rotate more stably through spacing ring piece and spacing groove cooperation at spacing inslot rotation.
Preferably, a plurality of the elastic members are arranged around the sliding ring groove of the valve seat at equal intervals.
Through adopting above-mentioned technical scheme, a plurality of elastic component equidistant encircle to set up and make first sealing washer atress more even to make first sealing washer laminating valve ball lateral wall inseparabler.
Preferably, the outer side wall of the valve ball is provided with a smooth wall.
Through adopting above-mentioned technical scheme, when the valve ball rotated, frictional force reduced between valve ball lateral wall and the first sealing washer to reduce the wearing and tearing that first sealing washer received, improved the life of first sealing washer.
In summary, the present application includes at least one of the following beneficial technical effects:
by adopting the elastic piece and the pressurizing ring groove, the first sealing ring is firmly and tightly propped against the side wall of the ball valve, so that the electric ball valve still has excellent sealing effect after being used for a long time;
by adopting the rotating seat, the rotating stability of the ball valve is improved, and meanwhile, the electric ball valve is convenient to generate and assemble;
through adopting smooth wall, reduced the wearing and tearing that first sealing washer received, improved the life of first sealing washer.
Drawings
FIG. 1 is a schematic diagram of the overall construction of the ball valve of the present application;
FIG. 2 is a partial sectional view of the electric ball valve of the present application showing the internal structure of the valve body;
fig. 3 is an enlarged schematic view of fig. 2 a of the present application.
Description of reference numerals: 1. a valve body; 2. a valve stem; 3. a valve ball; 4. an electric actuator; 5. a through hole; 6. a valve seat; 7. a sliding ring groove; 8. pressing a ring; 9. a first seal ring; 10. an elastic member; 11. a pressurizing ring groove; 12. a rotating seat; 13. an annular groove; 14. a second seal ring; 15. a third seal ring; 16. a limiting ring groove; 17. and a limit ring block.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses an electric ball valve.
Referring to fig. 1 and 2, an electric ball valve includes valve body 1, and the both ends intercommunication of valve body 1 has inlet pipe and discharging pipe, and valve rod 2 is worn to be equipped with in the middle part rotation of valve body 1, and fixed mounting has electric actuator 4 on the valve body 1, and electric actuator 4's output and valve rod 2 fixed connection, and in this application, electric actuator 4 can choose for use to be AOX electric actuator. The one end fixed mounting that electric actuator 4 was kept away from to valve rod 2 has valve ball 3, and 1 inner chamber middle part of valve body is spherical and valve ball 3 is located 1 inner chamber middle part of valve body, and through-hole 5 that is linked together with inlet pipe and discharging pipe is seted up along 1 axis direction of valve body to valve ball 3. When the electric ball valve is in an open state, the electric actuating mechanism 4 drives the valve ball 3 to rotate through the valve rod 2, so that the through hole 5 is communicated with the feeding pipe and the discharging pipe, and at the moment, a medium flows from the feeding pipe to the discharging pipe; when the electric ball valve is in a closed state, the electric actuating mechanism 4 drives the valve ball 3 to rotate 90 degrees, so that the through hole 5 is not communicated with the feeding pipe and the discharging pipe, and the medium circulation is blocked.
Referring to fig. 2 and 3, the containing grooves are formed in the two sides of the valve ball 3 in the valve body 1, the valve seat 6 is slidably mounted in the containing groove of the valve body 1 along the axis direction of the valve body 1, the end part, away from the valve ball 3, of the valve seat 6 is provided with the pressurizing ring groove 11, the middle part of the outer side wall of the valve seat 6 is provided with the annular groove 13, and the annular groove 13 of the valve seat 6 is internally provided with the second sealing ring 14. The valve seat 6 is close to the one end of valve ball 3 and installs first sealing washer 9, and first sealing washer 9 along perpendicular 3 lateral wall tangential direction butt of valve ball on 3 lateral walls of valve ball, and the lateral wall indent setting of first sealing washer 9 butt valve ball 3, and 9 looks adaptations butt of first sealing washer on 3 lateral walls of valve ball. In this application, first sealing washer 9 and second sealing washer 14 all can be selected for use to be the silica gel sealing washer. When the electric valve ball 3 is in a closed state, the first sealing ring 9 abuts against the side wall of the valve ball 3, so that a sealing effect is achieved, at the moment, a medium flows into the pressurizing ring groove 11 and acts on the valve seat 6, the valve seat 6 moves towards one side of the valve ball 3, and the first sealing ring 9 abuts against the side wall of the valve ball 3.
The one end that valve body 1 is close to valve ball 3 has seted up slip annular 7, has clamping ring 8 along perpendicular valve ball 3 lateral wall tangential direction slidable mounting in the slip annular 7 of valve body 1, and first sealed fixed mounting is on clamping ring 8 is close to the lateral wall of valve ball 3. Equidistant fixed mounting is encircleed to a plurality of elastic components 10 in the slip clamping ring 8 of valve body 1, and the other end and the clamping ring 8 fixed connection of elastic component 10, in this application, elastic component 10 can choose for use to be the spring, and elastic component 10 is in the extrusion state always. When the electric ball valve 3 is in a closed state, the elastic piece 10 extrudes the first sealing ring 9 through the pressing ring 8, so that the first sealing ring 9 is tightly abutted on the side wall of the electric ball valve 3 and is matched with the pressurizing ring groove 11, so that the first sealing ring 9 is firmly abutted on the side wall of the electric ball valve 3, and the electric ball valve still has a good sealing effect after being used for a long time.
Referring to fig. 1, the valve rod 2 is provided with a limiting ring groove 16 at the rotary connection part with the valve body 1, a limiting ring block 17 is fixedly mounted on the inner wall of the valve body 1, the limiting ring block 17 is rotatably mounted in the limiting ring groove 16 in a matched manner, and when the valve rod 2 rotates, the limiting ring block 17 is matched with the limiting ring groove 16 to enable the valve rod 2 to rotate more stably. Lie in on the valve rod 2 and rotate the junction with valve body 1 and install third sealing washer 15, in this application, third sealing washer 15 can select for use to be the silica gel sealing washer, and third sealing washer 15 keeps away from the lateral wall and the 1 inner wall looks butt of valve body of valve rod 2, and third sealing washer 15 has increased the leakproofness between valve rod 2 and the valve body 1 to further improve electric ball valve's leakproofness.
The middle part of the inner cavity of the valve body 1, which is far away from the valve rod 2, is fixedly provided with a rotating seat 12, the valve ball 3 is rotatably sleeved on the rotating seat 12, and the bottom of the valve ball 3 is rotatably sleeved on the rotating seat 12, so that the stability of the valve ball 3 during rotation is improved; and compare in using valve rod 2, rotate the mode of establishing and make the electric ball valve generate to produce the equipment convenient and fast more. The side wall of the valve ball 3 is polished to form a smooth wall, so that the friction between the side wall of the valve ball 3 and the first sealing ring 9 is reduced, the abrasion of the first sealing ring 9 is reduced, and the service life of the first sealing ring 9 is prolonged.
The implementation principle of the embodiment of the application is as follows: when the electric ball valve is in an open state, the electric actuating mechanism 4 drives the valve ball 3 to rotate through the valve rod 2, so that the through hole 5 is communicated with the feeding pipe and the discharging pipe, and at the moment, a medium flows from the feeding pipe to the discharging pipe; when the electric ball valve is in a closed state, the electric actuating mechanism 4 drives the valve ball 3 to rotate 90 degrees, so that the through hole 5 is not communicated with the feeding pipe and the discharging pipe, and the medium circulation is blocked. When the electric ball valve is in a closed state, a medium flows into the pressurizing ring groove 11 and acts on the valve seat 6, so that the valve seat 6 moves towards one side of the valve ball 3, the first sealing ring 9 abuts against the side wall of the valve ball 3, the elastic part 10 extrudes the first sealing ring 9 through the pressing ring 8, the first sealing ring 9 abuts against the side wall of the valve ball 3, the pressurizing ring groove 11 is matched, the first sealing ring 9 abuts against the side wall of the valve ball 3 firmly, and therefore the electric ball valve still has a good sealing effect after being used for a long time.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an electric ball valve, includes valve body (1), valve rod (2), valve ball (3) and is used for driving valve rod (2) pivoted electric actuator (4), and valve rod (2) rotate to set up on valve body (1), and valve ball (3) rotate to set up in valve body (1), has seted up through-hole (5) in valve ball (3), and valve rod (2) and valve ball (3) fixed connection, its characterized in that: the utility model discloses a valve ball (3) valve, including valve body (1), disk seat (6) are provided with in the both sides all slide of valve ball (3), sliding ring groove (7) have been seted up to the one end that disk seat (6) are close to valve ball (3), disk seat (6) are located sliding ring groove (7) and slide and be provided with clamping ring (8), fixed mounting has first sealing washer (9) on clamping ring (8) are close to the lateral wall of valve ball (3), first sealing washer (9) butt is on valve ball (3) lateral wall, disk seat (6) are located sliding ring groove (7) internal fixation and are provided with a plurality of elastic component (10) that are used for driving clamping ring (8) to slide and make first sealing washer (9) support tightly on valve ball (3) lateral wall, pressurization annular (11) have been seted up to one side that valve ball (3) were kept away from in disk seat (6).
2. An electrically operated ball valve according to claim 1, wherein: the first sealing ring (9) is arranged in a concave manner close to the side wall of the valve ball (3) and is matched and abutted against the side wall of the valve ball (3).
3. An electrically operated ball valve according to claim 1, wherein: a rotating seat (12) is arranged on one side, away from the valve rod (2), of the valve ball (3) in the valve body (1), and the valve ball (3) is sleeved on the rotating seat (12) in a rotating mode.
4. An electrically operated ball valve according to claim 1, wherein: the outer side wall of the valve seat (6) is provided with an annular groove (13), the valve seat (6) is located in the annular groove (13) and is provided with a second sealing ring (14), and the side wall, away from the valve seat (6), of the second sealing ring (14) is abutted to the inner side wall box of the valve body (1).
5. An electrically operated ball valve according to claim 1, wherein: the valve rod (2) is provided with third sealing washer (15) with valve body (1) rotation junction, the lateral wall and the valve body (1) inner wall looks butt of valve rod (2) are kept away from in third sealing washer (15).
6. An electrically operated ball valve according to claim 1, wherein: limiting ring grooves (16) are formed in the valve rod (2), limiting ring blocks (17) are arranged in the valve body (1), and the limiting ring blocks (17) are clamped and fixed in the limiting ring grooves (16).
7. An electrically operated ball valve according to claim 1, wherein: the elastic pieces (10) are arranged in the sliding ring groove (7) of the valve seat (6) in a surrounding mode at equal intervals.
8. An electrically operated ball valve according to claim 1, wherein: the outer side wall of the valve ball (3) is a smooth wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123448289.8U CN216590064U (en) | 2021-12-31 | 2021-12-31 | Electric ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123448289.8U CN216590064U (en) | 2021-12-31 | 2021-12-31 | Electric ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216590064U true CN216590064U (en) | 2022-05-24 |
Family
ID=81630506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123448289.8U Active CN216590064U (en) | 2021-12-31 | 2021-12-31 | Electric ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216590064U (en) |
-
2021
- 2021-12-31 CN CN202123448289.8U patent/CN216590064U/en active Active
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