CN204328055U - Ball valve - Google Patents
Ball valve Download PDFInfo
- Publication number
- CN204328055U CN204328055U CN201420822715.0U CN201420822715U CN204328055U CN 204328055 U CN204328055 U CN 204328055U CN 201420822715 U CN201420822715 U CN 201420822715U CN 204328055 U CN204328055 U CN 204328055U
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- valve
- ball valve
- valve seat
- hole
- ball
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Abstract
The utility model provides ball valve, comprise the first valve seat, the second valve seat, valve rod, ball valve and Sealing, first valve seat and the activity of the second valve seat are installed, Sealing is in seal clearance in the first valve seat and the second valve seat, ball valve is in the first valve seat and the second valve seat, and valve rod is in and controls ball valve between the first valve seat and the second valve seat and rotate; Ball valve comprises astrosphere groove, the first through hole, the second through hole and third through-hole, and astrosphere groove is in the center of ball valve, and the first through hole, the second through hole are in same level with the central axis of third through-hole and run through ball valve and be communicated with astrosphere groove.Compared with prior art, this ball valve is arranged the through hole of different-diameter, thus carry out regulating flow, meet demand for control to flow, and simple to operately can open at any time or close ball valve, this ball valve reduces the wearing and tearing of valve body and Sealing simultaneously, keep sealing effect, extend the working life of ball valve.
Description
Technical field
The utility model relates to valve body technical field, particularly ball valve.
Background technique
Ball valve is a kind of valve rotated by valve rod drive spherical valve core and around the axis of valve rod, is mainly used in blocking or connect the medium in pipeline, is widely used in all trades and professions.The ball valve of prior art is all directly adopt seal washer to seal, but ball valve produces wearing and tearing between meeting and seal washer in rotation, and long-time gasket wear destroys sealing effect, reduces the working life of ball valve.In addition, two states can only be opened or close to ball valve of the prior art, and can not regulate the flow of ball valve, like this when there being demand to need small flow, can only change ball valve, can not meet current demand.
Summary of the invention
For the problems referred to above, the utility model provides ball valve, and this ball valve energy regulating flow, meets real various traffic demand, and this ball valve reduces the wearing and tearing of valve body and Sealing simultaneously, keeps sealing effect, extends the working life of ball valve.
The technical solution adopted in the utility model is:
Ball valve, comprise the first valve seat, the second valve seat, valve rod, ball valve and Sealing, first valve seat and the activity of the second valve seat are installed, Sealing is in seal clearance in the first valve seat and the second valve seat, ball valve is in the first valve seat and the second valve seat, and valve rod is in and controls ball valve between the first valve seat and the second valve seat and rotate; Ball valve comprises astrosphere groove, the first through hole, the second through hole and third through-hole, and astrosphere groove is in the center of ball valve, and the first through hole, the second through hole are in same level with the central axis of third through-hole and run through ball valve and be communicated with astrosphere groove.
Preferably, the diameter of the first through hole, the second through hole and third through-hole reduces successively, and such ball valve has three kinds of uninterrupteds to select, and meets the demand to flow control.
More preferably, in ball valve, the first through hole of same half side-view, the angle between the second through hole and third through-hole are followed successively by 60 degree, and such ball valve rotates 60 ° and can select to convert through-hole diameter, thus controls the flow by ball valve.
Preferably, ball valve comprises closure further, and the region in ball valve between the first through hole to the 3rd hole is closure, thus when the closed ball valve of needs, can close the through hole between the first valve seat and the second valve seat when ball valve turns to closure.
Preferably, ball valve comprises operating groove further, and operating groove is arranged on the top of ball valve, and valve rod is arranged in operating groove and controls ball valve rotation.
More preferably, operating groove is cross.
Preferably, Sealing comprises valve base sealing unit and two ball valve sealing units further, valve base sealing unit is arranged on the first valve seat, seal the gap that the first valve seat is connected with the second valve seat, two ball valve sealing unit layerings are placed in the first valve seat and the second valve seat, sealed spheroid valve and the gap between the first valve seat and the second valve seat.
More preferably, valve base sealing unit is valve washer, and valve washer is socketed on the first valve seat, is between the first valve seat and the second valve seat.
More preferably, each ball valve sealing unit comprises elastic element and seal washer further, and elastic element is arranged on a side of seal washer, between the first valve seat that elastic element is in seal washer and ball valve or the second valve seat.
More preferably, seal washer comprises gasket seal and seal convexity further, elastic element is arranged on a side of gasket seal, and seal convexity is arranged on the another side of gasket seal, by seal convexity sealed spheroid valve and the gap between the first valve seat and the second valve seat.
More preferably, further two grooves of ball valve, two grooves are arranged on the outer surface of ball valve, two grooves coordinate with the seal convexity in ball valve sealing unit respectively, thus the friction reduced between seal convexity and ball valve, keep sealing effect, extend the working life of ball valve.
More preferably, it is consistent that the distance between two grooves and two ball valve sealing unit layerings are placed in distance in the first valve seat and the second valve seat.
Compared with prior art, the beneficial effects of the utility model are: the through hole this ball valve being arranged different-diameter, thus carry out regulating flow, meet the demand for control to flow, and simple to operately can open at any time or close ball valve, this ball valve reduces the wearing and tearing of valve body and Sealing simultaneously, keeps sealing effect, extends the working life of ball valve.
Accompanying drawing explanation
The schematic diagram of the ball valve that Fig. 1 provides for the utility model;
The stereogram of ball valve in the ball valve that Fig. 2 provides for the utility model.
Embodiment
With reference to the accompanying drawings preferred implementation of the present utility model is illustrated.
Fig. 1 to Fig. 2 is the preferred implementation of the ball valve that the utility model provides, and controls the size through ball valve fluid flow by ball valve.As shown in Figure 1 to Figure 2, this ball valve comprises the first valve seat 10, second valve seat 20, valve rod 30, ball valve 40 and Sealing 50, first valve seat 10 and the activity of the second valve seat 20 are installed, Sealing 50 is in seal clearance in the first valve seat 10 and the second valve seat 20, ball valve 40 is in the first valve seat 10 and the second valve seat 20, valve rod 30 is in and controls ball valve 40 between the first valve seat 10 and the second valve seat 20 and rotate, thus regulates the size through ball valve fluid flow.
Ball valve 40 comprises astrosphere groove 41, first through hole 42, second through hole 43 and third through-hole 44, astrosphere groove 41 is in the center of ball valve 40, and the first through hole 42, second through hole 43 is in same level with the central axis of third through-hole 44 and runs through ball valve 40 and is communicated with astrosphere groove 41.
The diameter of the first through hole 42, second through hole 43 and third through-hole 44 reduces successively, and such ball valve has three kinds of uninterrupteds to select, and meets the demand to flow control.Angle in ball valve between the first through hole 42, second through hole 43 of same half side-view and third through-hole 44 is followed successively by 60 degree, and such ball valve rotates 60 ° and can select to convert through-hole diameter, thus controls the flow by ball valve.
Ball valve 40 comprises closure 45 further, region in ball valve 40 between first through hole 42 to the 3rd hole 44 is closure 45, thus when the closed ball valve of needs, the through hole between the first valve seat 10 and the second valve seat 20 when ball valve turns to closure 45, can be closed.When ball valve 40 drives rotation by valve rod 30, ball valve 40 successively samsara rotates to the first through hole 42, second through hole 43, third through-hole 44 and this position of closure 45, thus the unlatching that can control ball valve also can control the size of flow in ball valve.
Ball valve 40 comprises operating groove 46 further, and operating groove 46 is arranged on the top of ball valve 40, and valve rod 30 is mounted in operating groove 46, drives ball valve 46 to rotate.Operating groove 46 is preferably cross, ball valve 40 firmly can be driven like this to rotate, and there will not be skidding.
As shown in Figure 1, the seal 50 is in seal clearance in the first valve seat 10 and the second valve seat 20, Sealing 50 comprises valve base sealing unit 51 and two ball valve sealing units 52 further, valve base sealing unit 51 is arranged on the first valve seat 10, seal the gap that the first valve seat 10 is connected with the second valve seat 20, two ball valve sealing unit 52 layerings are placed in the first valve seat 10 and the second valve seat 20, sealed spheroid valve 40 and the gap between the first valve seat 10 and the second valve seat 20.
As shown in Figure 1, valve base sealing unit 51 is valve washer, and valve washer is socketed on the first valve seat 10, is between the first valve seat 10 and the second valve seat 20, seals the gap that the first valve seat 10 is connected with the second valve seat 20.
As shown in Figure 1, each ball valve sealing unit 52 comprises elastic element 521 and seal washer 522 further, elastic element 521 is arranged on a side of seal washer 522, between the first valve seat 10 that elastic element 521 is in seal washer 522 and ball valve or the second valve seat 20.
Seal washer 522 comprises gasket seal 5221 and seal convexity 5222 further, elastic element 521 is arranged on a side of gasket seal 5221, seal convexity 5222 is arranged on the another side of gasket seal 5221, by seal convexity 5222 sealed spheroid valve 40 and the gap between the first valve seat 10 and the second valve seat 20.
As shown in Figure 2, further two grooves 47 of ball valve 40, two grooves 47 are arranged on the outer surface of ball valve 40, two grooves 47 coordinate with the seal convexity 5222 in ball valve sealing unit 52 respectively, thus the friction reduced between seal convexity 5222 and ball valve 40, keep sealing effect, extend the working life of ball valve.It is consistent that distance between two grooves 47 and two ball valve sealing unit 52 layerings are placed in distance in the first valve seat 10 and the second valve seat 20.
In sum, the technical solution of the utility model fully effectively can realize above-mentioned model utility object, and structure of the present utility model and the principle of work and power are all verified in an embodiment fully, effect and the object of expection can be reached, under the prerequisite not deviating from principle of the present utility model and essence, various changes or modifications can be made to the embodiment of model utility.Therefore, the utility model comprise all in patent claim mention all replacement contents in scope, any equivalence change done in the utility model claim, within the scope of the claims all belonging to this case application.
Claims (10)
1. ball valve, it is characterized in that, comprise: the first valve seat, the second valve seat, valve rod, ball valve and Sealing, first valve seat and the activity of the second valve seat are installed, Sealing is in seal clearance in the first valve seat and the second valve seat, ball valve is in the first valve seat and the second valve seat, and valve rod is in and controls ball valve between the first valve seat and the second valve seat and rotate; Ball valve comprises astrosphere groove, the first through hole, the second through hole and third through-hole, and astrosphere groove is in the center of ball valve, and the first through hole, the second through hole are in same level with the central axis of third through-hole and run through ball valve and be communicated with astrosphere groove.
2. ball valve according to claim 1, is characterized in that: the diameter of the first through hole, the second through hole and third through-hole reduces successively.
3. ball valve according to claim 2, is characterized in that: in ball valve, the first through hole of same half side-view, the angle between the second through hole and third through-hole are followed successively by 60 degree.
4. ball valve according to claim 3, is characterized in that: ball valve comprises closure further, and the region in ball valve between the first through hole to the 3rd hole is closure.
5. ball valve according to claim 1, is characterized in that: ball valve comprises operating groove further, operating groove is arranged on the top of ball valve, and valve rod is arranged in operating groove and controls ball valve rotation.
6. ball valve according to claim 1, it is characterized in that: Sealing comprises valve base sealing unit and two ball valve sealing units further, valve base sealing unit is arranged on the first valve seat, seal the gap that the first valve seat is connected with the second valve seat, two ball valve sealing unit layerings are placed in the first valve seat and the second valve seat, sealed spheroid valve and the gap between the first valve seat and the second valve seat.
7. ball valve according to claim 6, is characterized in that: valve base sealing unit is valve washer, and valve washer is socketed on the first valve seat, is between the first valve seat and the second valve seat.
8. ball valve according to claim 6, it is characterized in that: each ball valve sealing unit comprises elastic element and seal washer further, elastic element is arranged on a side of seal washer, between the first valve seat that elastic element is in seal washer and ball valve or the second valve seat.
9. ball valve according to claim 8, it is characterized in that: seal washer comprises gasket seal and seal convexity further, elastic element is arranged on a side of gasket seal, seal convexity is arranged on the another side of gasket seal, by seal convexity sealed spheroid valve and the gap between the first valve seat and the second valve seat.
10. ball valve according to claim 9, is characterized in that: further two grooves of ball valve, two grooves are arranged on the outer surface of ball valve, and two grooves coordinate with the seal convexity in ball valve sealing unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420822715.0U CN204328055U (en) | 2014-12-23 | 2014-12-23 | Ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420822715.0U CN204328055U (en) | 2014-12-23 | 2014-12-23 | Ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204328055U true CN204328055U (en) | 2015-05-13 |
Family
ID=53164416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420822715.0U Expired - Fee Related CN204328055U (en) | 2014-12-23 | 2014-12-23 | Ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204328055U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763860A (en) * | 2016-12-14 | 2017-05-31 | 石森林 | Spherical valve core |
-
2014
- 2014-12-23 CN CN201420822715.0U patent/CN204328055U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763860A (en) * | 2016-12-14 | 2017-05-31 | 石森林 | Spherical valve core |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20161223 |