CN209977321U - Double-metal valve seat ball-shaped control valve - Google Patents
Double-metal valve seat ball-shaped control valve Download PDFInfo
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- CN209977321U CN209977321U CN201920776301.1U CN201920776301U CN209977321U CN 209977321 U CN209977321 U CN 209977321U CN 201920776301 U CN201920776301 U CN 201920776301U CN 209977321 U CN209977321 U CN 209977321U
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- control valve
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Abstract
The utility model provides a double-metal valve seat ball-shaped control valve which has simple structure and low production cost, greatly prolongs the service life, reduces the opening and closing resistance of a ball valve and is easy to operate, comprising a valve body, the valve body is provided with a water inlet channel and a water outlet channel, a valve seat is arranged between the water inlet channel and the water outlet channel, the valve seat can be rotatably provided with a spherical valve plate for controlling fluid, the spherical valve plate is provided with a fluid channel, the fluid channel can be communicated with the water inlet channel and the water outlet channel, the end part of the valve body is fixedly provided with a shell, a valve rod is fixedly arranged at the left end part of the spherical valve plate, the valve rod penetrates out of the valve body and penetrates into the shell, the movable block can be arranged in the shell in a vertically sliding mode and can be linked with the valve rod, and a driving device used for driving the movable block to slide is arranged on the shell.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to bimetal disk seat ball control valve.
Background
The ball valve is a kind of throttle valve, which is called as ball column shape because of the ball body, and is designed for the purpose of tightly closing, frequently opening and closing and the throttling function when the fluid needs to control the flow, and the most important feature is effective throttling.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a simple structure, low in production cost improve life, reduce the ball valve by a wide margin and open the bimetal disk seat ball control valve who closes resistance, easily operation.
In order to realize the technical problem, the utility model discloses the solution that takes is bimetal disk seat ball control valve, including the valve body, inlet channel and exhalant canal have been seted up on the valve body, the valve body is located set up the disk seat between inlet channel and the exhalant canal, the spherical valve plate that can rotate on the disk seat and be used for control fluid, fluid passage has been seted up on the spherical valve plate, fluid passage can with inlet channel and exhalant canal are linked together, the end fixing of valve body is provided with the casing, the left end fixing of spherical valve plate is provided with the valve rod, the valve rod is worn out the valve body penetrates in the casing, can slide from top to bottom in the casing and be provided with the movable block, the movable block can with the valve rod interlock, be provided with on the casing and be used for driving the drive device that the movable block slide.
The further improvement is that: the movable block is hinged with a plurality of first connecting rods, the valve rods are fixedly provided with second connecting rods, and the free ends of the first connecting rods are hinged with the free ends of the second connecting rods.
The further improvement is that: the left side and the right side of the shell, which are positioned on the inner end face, are provided with sliding grooves in the vertical direction, and the left end and the right end of the moving block are fixedly provided with sliding blocks which can be arranged in the sliding grooves in a sliding mode.
The further improvement is that: the spherical valve plate is an elliptical valve plate, and the central axis of the fluid passage overlaps the minor axis of the elliptical valve plate.
The further improvement is that: the spherical valve plate comprises a valve plate body, the fluid channel is arranged on the valve plate body, a sealing seat is fixedly arranged on the valve plate body and can seal the valve seat, the outer end face of the sealing seat and the outer end face of the valve plate body fall on the outer end face of the same ellipse, and the central axis of the fluid channel is overlapped with the minor axis of the ellipse.
The further improvement is that: the driving device is a cylinder, a cylinder body of the cylinder is fixedly arranged on the shell, and a driving rod of the cylinder is fixedly connected with the moving block.
The further improvement is that: the left end face of the shell is rotatably provided with a pointer for displaying states, and the pointer is linked with the valve rod.
By adopting the technical scheme, the beneficial effects of the utility model are that: 1. the opening and closing of the bimetallic valve seat spherical control valve are driven by the air cylinder, so that the operation is simple and convenient; 2. the elliptical valve plate and the valve seat have no friction during rotation, the resistance is small, scratching is avoided, and the service life is prolonged.
Drawings
Fig. 1 is a schematic structural diagram of a bimetallic valve seat ball control valve according to an embodiment of the present invention.
Fig. 2 is a cross-sectional view of a bimetallic seat ball control valve a-a of fig. 1 in accordance with an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the opening state of the bimetallic valve seat spherical control valve according to the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a closed state of a bimetallic valve seat ball control valve according to an embodiment of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 2, fig. 3, fig. 4 the embodiment of the present invention discloses a metal valve seat 13 spherical control valve, including valve body 1, water inlet channel 11 and water outlet channel 12 have been seted up on valve body 1, valve body 1 is located valve seat 13 has been seted up between water inlet channel 11 and the water outlet channel 12, rotatable spherical valve plate 2 that is used for control fluid that is provided with on valve seat 13, fluid passage 21 has been seted up on spherical valve plate 2, spherical valve plate 2 includes the valve plate body, fluid passage 21 sets up in the valve plate body, the fixed seal receptacle 23 that is provided with on the valve plate body, seal receptacle 23 can seal valve seat 13, the outer terminal surface of seal receptacle 23 and the outer terminal surface of valve plate body fall on same oval outer terminal surface, the central axis of fluid passage 21 with oval minor axis overlaps mutually. The fluid passage 21 can be communicated with the water inlet passage 11 and the water outlet passage 12, a housing 4 is fixedly arranged at the end of the valve body 1, a valve rod 3 is fixedly arranged at the left end of the spherical valve plate 2, the valve rod 3 penetrates out of the valve body 1 and penetrates into the housing 4, a moving block 44 is arranged in the housing 4 in a vertically sliding manner, two first connecting rods 42 are hinged to two sides of the moving block 44, a second connecting rod 41 is fixedly arranged on the valve rod 3, the free end of the first connecting rod 42 is hinged to the free end of the second connecting rod 41 through a pin shaft, a cylinder 5 for driving the moving block 44 to slide is arranged on the housing 4, the cylinder body of the cylinder 5 is fixedly arranged on the housing 4, and the driving rod of the cylinder 5 is fixedly connected with the moving block.
In order to make the sliding of the sliding block more stable, sliding grooves 43 are formed in the left and right sides of the inner end surface of the housing 4 along the vertical direction, and sliding blocks are fixedly arranged at the left and right ends of the moving block 44 and slidably arranged in the sliding grooves 43.
In order to facilitate understanding of the working state of the bimetallic valve seat ball-shaped control valve, a pointer for displaying the state is rotatably arranged on the left end face of the shell, and the right end part of the pointer penetrates into the shell and is fixedly connected with the valve rod.
The utility model discloses bimetal disk seat ball-shaped control valve cylinder 5 drives movable block 44 and slides, drives the rotation of valve rod 3 and thereby controls the opening and closing of bimetal disk seat ball-shaped control valve, and when bimetal disk seat ball-shaped control valve is in the closed condition, forward rotation valve rod 3, seal receptacle 23 rotates along valve rod 3, acts on the outer terminal surface of seal receptacle 23 and the outer terminal surface of valve plate body fall on same oval outer terminal surface, and seal receptacle 23 breaks away from with disk seat 13, and contactless can not produce any friction and resistance in the rotation process; when the bimetallic valve seat ball-shaped control valve is in an opening state, the valve rod 3 is rotated reversely, and only when the sealing seat 23 finally seals the valve seat 13, the sealing seat 23 is contacted with the valve seat 13, and no contact and no friction exists before.
Based on the foregoing scheme, in actual operation, the spherical valve plate 2 may also be an elliptical valve plate, a central axis of the fluid passage 21 overlaps a short axis of the elliptical valve plate, the moving block 44 may also be fixedly provided with a gear row, the valve rod 3 is fixedly provided with a gear, and the gear row is engaged with the gear; the driving mechanism can also be an oil cylinder or a telescopic motor.
Modifications and variations of the present invention are within the scope of the claims and are not limited by the disclosure of the embodiments.
Claims (7)
1. Bimetallic valve seat ball control valve, including the valve body, inlet channel and exhalant canal have been seted up on the valve body, the valve body is located seted up the disk seat between inlet channel and the exhalant canal, the spherical valve plate that can rotate on the disk seat and be used for control fluid is provided with, fluid passage has been seted up on the spherical valve plate, fluid passage can with inlet channel and exhalant canal are linked together its characterized in that: the end part of the valve body is fixedly provided with a shell, the left end part of the spherical valve plate is fixedly provided with a valve rod, the valve rod penetrates out of the valve body and penetrates into the shell, a moving block is arranged in the shell in a sliding manner up and down, the moving block can be linked with the valve rod, and the shell is provided with a driving device for driving the moving block to slide.
2. The bimetallic seated ball control valve of claim 1, wherein: the movable block is hinged with a plurality of first connecting rods, the valve rods are fixedly provided with second connecting rods, and the free ends of the first connecting rods are hinged with the free ends of the second connecting rods.
3. The bimetallic seated ball control valve of claim 1, wherein: the left side and the right side of the shell, which are positioned on the inner end face, are provided with sliding grooves in the vertical direction, and the left end and the right end of the moving block are fixedly provided with sliding blocks which can be arranged in the sliding grooves in a sliding mode.
4. The bimetallic seated ball control valve of claim 1, wherein: the spherical valve plate is an elliptical valve plate, and the central axis of the fluid passage overlaps the minor axis of the elliptical valve plate.
5. The bimetallic seated ball control valve of claim 1, wherein: the spherical valve plate comprises a valve plate body, the fluid channel is arranged on the valve plate body, a sealing seat is fixedly arranged on the valve plate body and can seal the valve seat, the outer end face of the sealing seat and the outer end face of the valve plate body fall on the outer end face of the same ellipse, and the central axis of the fluid channel is overlapped with the minor axis of the ellipse.
6. The bimetallic seated ball control valve of claim 1, wherein: the driving device is a cylinder, a cylinder body of the cylinder is fixedly arranged on the shell, and a driving rod of the cylinder is fixedly connected with the moving block.
7. The bimetallic seated ball control valve as defined in claim 1, wherein: the left end face of the shell is rotatably provided with a pointer for displaying states, and the pointer is linked with the valve rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776301.1U CN209977321U (en) | 2019-05-27 | 2019-05-27 | Double-metal valve seat ball-shaped control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920776301.1U CN209977321U (en) | 2019-05-27 | 2019-05-27 | Double-metal valve seat ball-shaped control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209977321U true CN209977321U (en) | 2020-01-21 |
Family
ID=69264168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920776301.1U Active CN209977321U (en) | 2019-05-27 | 2019-05-27 | Double-metal valve seat ball-shaped control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209977321U (en) |
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2019
- 2019-05-27 CN CN201920776301.1U patent/CN209977321U/en active Active
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