CN105782490A - Ball valve - Google Patents
Ball valve Download PDFInfo
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- CN105782490A CN105782490A CN201410807546.8A CN201410807546A CN105782490A CN 105782490 A CN105782490 A CN 105782490A CN 201410807546 A CN201410807546 A CN 201410807546A CN 105782490 A CN105782490 A CN 105782490A
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- valve
- ball valve
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Abstract
The invention provides a ball valve which comprises a first valve seat, a second valve seat, a valve rod, a ball valve body and sealing pieces. The first valve seat and the second valve seat are movably installed. The sealing pieces are located in sealing clearances in the first valve seat and the second valve seat. The ball valve body is located in the first valve seat and the second valve seat. The valve rod is located between the first valve seat and the second valve seat and used for controlling the ball valve body to rotate. The ball valve body comprises a central ball groove, a first through hole, a second through hole and a third through hole. The central ball groove is located in the center of the ball valve body. The central axis of the first through hole, the central axis of the second through hole, and the central axis of the third through hole are located on the same horizontal plane, penetrate through the ball valve body and communicate with the central ball groove. Compared with the prior art, the through holes with different diameters are formed in the ball valve, so that flow is adjusted and controlled, and the control requirement for flow is met; in addition, operation is easy, and the ball valve can be opened or closed at any time; and meanwhile, by the adoption of the ball valve, abrasion of the valve body and the sealing pieces is relieved, the sealing effect is maintained, and the service life of the ball valve is prolonged.
Description
Technical field
The present invention relates to valve body technical field, particularly a kind of ball valve.
Background technology
Ball valve is a kind of valve driving spherical valve core the axis around valve rod to rotate by 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 abrasion, long-time gasket wear, breakseal effect in rotation between meeting and seal washer, reduce the service life of ball valve.It addition, ball valve of the prior art can only be turned on and off two states, and the flow of ball valve can not be regulated, so when there being demand to need low discharge, ball valve can only be changed, it is impossible to meet current demand.
Summary of the invention
For the problems referred to above, the invention provides a kind of ball valve, this one ball valve energy regulating flow, meet real various traffic demand, this kind of ball valve reduces the abrasion of valve body and sealing member simultaneously, keeps sealing effectiveness, extends the service life of a kind of ball valve.
The technical solution used in the present invention is:
A kind of ball valve, including the first valve seat, the second valve seat, valve rod, ball valve and sealing member, first valve seat and the second valve seat activity are installed, sealing member 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 between the first valve seat and the second valve seat and controls ball valve rotates；Ball valve includes 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 and run through ball valve and connect with astrosphere groove with the central axis of third through-hole.
Preferably, the diameter of the first through hole, the second through hole and third through-hole is sequentially reduced, and such a ball valve has three kinds of uninterrupteds may select, and meets the demand to flow-control.
It is highly preferred that 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 in ball valve, such a ball valve rotates 60 ° of optional conversion through-hole diameters, thus controlling the flow by ball valve.
Preferably, ball valve farther includes closure, and in ball valve, the first through hole is closure to the region between the 3rd hole, thus when a kind of ball valve closed by 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 farther includes operating groove, and operating groove is arranged on the top of ball valve, and valve rod is arranged in operating groove and controls ball valve rotates.
It is highly preferred that operating groove is cross.
Preferably, sealing member farther includes valve base sealing unit and two ball valve sealing units, valve base sealing unit is arranged on the first valve seat, seal the first valve seat and the gap of the second valve seat connection, two ball valve sealing unit layerings are placed in the first valve seat and the second valve seat, the gap between sealed spheroid valve and the first valve seat and the second valve seat.
It is highly preferred that valve base sealing unit is valve washer, valve washer is socketed on the first valve seat, is between the first valve seat and the second valve seat.
It is highly preferred that each ball valve sealing unit farther includes flexible member and seal washer, flexible member is arranged on the one side of seal washer, and flexible member is between the first valve seat or second valve seat of seal washer and a kind of ball valve.
More preferably, seal washer farther includes gasket seal and seal convexity, flexible member is arranged on a side of gasket seal, and seal convexity is arranged on the another side of gasket seal, by the gap between seal convexity sealed spheroid valve and the first valve seat and the second valve seat.
It is highly preferred that 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 effectiveness, extend the service life of a kind of ball valve.
It is highly preferred that the distance between two grooves is placed in the first valve seat and the second valve seat with two 1 kinds of ball valve sealing unit layerings, distance is consistent.
Compared with prior art, the beneficial effects of the present invention is: this kind of ball valve arranges the through hole of different-diameter, thus carrying out regulating flow, meet the demand for control to flow, and simple to operate can be turned on and off a kind of ball valve at any time, this a kind of ball valve reduces the abrasion of valve body and sealing member simultaneously, keeps sealing effectiveness, extends the service life of a kind of ball valve.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of ball valve provided by the invention；
Fig. 2 is the axonometric chart of ball valve in a kind of ball valve provided by the invention.
Detailed description of the invention
With reference to the accompanying drawings the preferred embodiment of the present invention is illustrated.
Fig. 1 to Fig. 2, for the preferred implementation of a kind of ball valve provided by the invention, controls the size through a kind of ball valve fluid flow by a kind of ball valve.As shown in Figure 1 to Figure 2, this one ball valve includes first valve seat the 10, second valve seat 20, valve rod 30, ball valve 40 and sealing member 50, first valve seat 10 and the movable installation of the second valve seat 20, sealing member 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 between the first valve seat 10 and the second valve seat 20 and controls ball valve 40 rotates, thus regulating the size through a kind of ball valve fluid flow.
Ball valve 40 includes astrosphere groove the 41, first through hole the 42, second through hole 43 and third through-hole 44, astrosphere groove 41 is in the center of ball valve 40, and first through hole the 42, second through hole 43 is in same level and runs through ball valve 40 and connect with astrosphere groove 41 with the central axis of third through-hole 44.
The diameter of first through hole the 42, second through hole 43 and third through-hole 44 is sequentially reduced, and such a ball valve has three kinds of uninterrupteds may select, and meets the demand to flow-control.In ball valve, the angle between first through hole the 42, second through hole 43 and the third through-hole 44 of same half side-view is followed successively by 60 degree, and such a ball valve rotates 60 ° of optional conversion through-hole diameters, thus controlling the flow by ball valve.
Ball valve 40 farther includes closure 45, in ball valve 40, the first through hole 42 is closure 45 to the region between the 3rd hole 44, thus when a kind of ball valve closed by needs, the through hole between the first valve seat 10 and the second valve seat 20 can be closed when ball valve turns to closure 45.When ball valve 40 is driven rotation by valve rod 30, ball valve 40 samsara successively rotates to first through hole the 42, second through hole 43, third through-hole 44 and this position of closure 45, thus the unlatching that can control a kind of ball valve also can control the size of flow in a kind of ball valve.
Ball valve 40 farther includes operating groove 46, 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, so can consolidate driving ball valve 40 and rotate, without there is skidding.
As shown in Figure 1, this sealing member 50 is in seal clearance in the first valve seat 10 and the second valve seat 20, sealing member 50 farther includes valve base sealing unit 51 and two ball valve sealing units 52, valve base sealing unit 51 is arranged on the first valve seat 10, seal the first valve seat 10 and the gap of the second valve seat 20 connection, two ball valve sealing unit 52 layerings are placed in the first valve seat 10 and the second valve seat 20, the gap between sealed spheroid valve 40 and the first valve seat 10 and the second valve seat 20.
As it is shown in figure 1, valve base sealing unit 51 is valve washer, 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 first valve seat 10 and the gap of the second valve seat 20 connection.
As shown in Figure 1, each ball valve sealing unit 52 farther includes flexible member 521 and seal washer 522, flexible member 521 is arranged on the one side of seal washer 522, and flexible member 521 is between seal washer 522 and the first valve seat 10 or second valve seat 20 of a kind of ball valve.
Seal washer 522 farther includes gasket seal 5221 and seal convexity 5222, flexible member 521 is arranged on a side of gasket seal 5221, seal convexity 5222 is arranged on the another side of gasket seal 5221, by the gap between seal convexity 5222 sealed spheroid valve 40 and 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 effectiveness, extend the service life of a kind of ball valve.It is consistent that distance between two grooves 47 is placed in the first valve seat 10 and the second valve seat 20 with the layering of two 1 kinds of ball valve sealing unit 52 distance.
In sum, technical scheme sufficiently effective can realize foregoing invention purpose, and the structure of the present invention and principle of work and power all verified in an embodiment fully, intended effect and purpose can be reached, under the premise without departing substantially from principles of the invention and essence, it is possible to inventive embodiment is made various changes or modifications.Therefore, the present invention includes all replacement contents being previously mentioned in scope in patent claim, any equivalence change made in the present patent application the scope of the claims, all belongs within the scope of the claims of this case application.
Claims (10)
1. a ball valve, it is characterized in that, including: the first valve seat, the second valve seat, valve rod, ball valve and sealing member, first valve seat and the second valve seat activity are installed, sealing member 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 between the first valve seat and the second valve seat and controls ball valve rotates；Ball valve includes 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 and run through ball valve and connect with astrosphere groove with the central axis of third through-hole.
2. a kind of ball valve according to claim 1, it is characterised in that: the diameter of the first through hole, the second through hole and third through-hole is sequentially reduced.
3. a kind of ball valve according to claim 2, it is characterised 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. a kind of ball valve according to claim 3, it is characterised in that: ball valve farther includes closure, and in ball valve, the first through hole is closure to the region between the 3rd hole.
5. a kind of ball valve according to claim 1, it is characterised in that: ball valve farther includes operating groove, and operating groove is arranged on the top of ball valve, and valve rod is arranged in operating groove and controls ball valve rotates.
6. a kind of ball valve according to claim 1, it is characterized in that: sealing member farther includes valve base sealing unit and two ball valve sealing units, valve base sealing unit is arranged on the first valve seat, seal the first valve seat and the gap of the second valve seat connection, two ball valve sealing unit layerings are placed in the first valve seat and the second valve seat, the gap between sealed spheroid valve and the first valve seat and the second valve seat.
7. a kind of ball valve according to claim 6, it is characterised 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. a kind of ball valve according to claim 6, it is characterized in that: each ball valve sealing unit farther includes flexible member and seal washer, flexible member is arranged on the one side of seal washer, and flexible member is between the first valve seat or second valve seat of seal washer and a kind of ball valve.
9. a kind of ball valve according to claim 8, it is characterized in that: seal washer farther includes gasket seal and seal convexity, flexible member is arranged on a side of gasket seal, seal convexity is arranged on the another side of gasket seal, by the gap between seal convexity sealed spheroid valve and the first valve seat and the second valve seat.
10. a kind of ball valve according to claim 9, it is characterised 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 |
|---|---|---|---|
| CN201410807546.8A CN105782490A (en) | 2014-12-23 | 2014-12-23 | Ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410807546.8A CN105782490A (en) | 2014-12-23 | 2014-12-23 | Ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105782490A true CN105782490A (en) | 2016-07-20 |
Family
ID=56385431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410807546.8A Pending CN105782490A (en) | 2014-12-23 | 2014-12-23 | Ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105782490A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927776A (en) * | 2016-05-26 | 2016-09-07 | 李明 | Multi-stage constant-flow adjustment faucet |
| CN107719724A (en) * | 2017-10-31 | 2018-02-23 | 普雷沃流体控制科技（芜湖）有限公司 | It is a kind of to be used for quantitative canned pneumatic ball valve valve group and packaging process |
| CN108662186A (en) * | 2017-03-31 | 2018-10-16 | 浙江三花汽车零部件有限公司 | A kind of motor-driven valve |
| CN110259978A (en) * | 2019-05-23 | 2019-09-20 | 黄建斌 | A kind of regulation ball valve |
-
2014
- 2014-12-23 CN CN201410807546.8A patent/CN105782490A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105927776A (en) * | 2016-05-26 | 2016-09-07 | 李明 | Multi-stage constant-flow adjustment faucet |
| CN108662186A (en) * | 2017-03-31 | 2018-10-16 | 浙江三花汽车零部件有限公司 | A kind of motor-driven valve |
| CN107719724A (en) * | 2017-10-31 | 2018-02-23 | 普雷沃流体控制科技（芜湖）有限公司 | It is a kind of to be used for quantitative canned pneumatic ball valve valve group and packaging process |
| CN110259978A (en) * | 2019-05-23 | 2019-09-20 | 黄建斌 | A kind of regulation ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160720 |
|
| WD01 | Invention patent application deemed withdrawn after publication |