CN103527818B - Two position three-way valve - Google Patents
Two position three-way valve Download PDFInfo
- Publication number
- CN103527818B CN103527818B CN201310509803.5A CN201310509803A CN103527818B CN 103527818 B CN103527818 B CN 103527818B CN 201310509803 A CN201310509803 A CN 201310509803A CN 103527818 B CN103527818 B CN 103527818B
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- China
- Prior art keywords
- exhaust
- air inlet
- nozzle
- air
- joint
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/087—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug
- F16K11/0873—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with spherical plug the plug being only rotatable around one spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Safety Valves (AREA)
Abstract
The invention discloses a kind of two position three-way valve, belong to valve technology field.Two position three-way valve of the present invention, comprise valve body, valve body is provided with suction port, air outlet and relief opening, wherein suction port place is provided with air input joint, and exhaust ports is provided with exhaust joint, is combined with rotating ballhead in valve body, interior logical air inlet nozzle is combined with in suction port, the tail end of air inlet nozzle is placed in air input joint can relative sliding, and on the outer wall of air input joint, cover has the air inlet spring be butted on air inlet nozzle termination, makes the face, termination of air inlet nozzle be affixed on rotating ballhead; Be combined with interior logical exhaust nozzle in relief opening, the tail end cover of exhaust nozzle has the second row air spring be butted on exhaust joint, makes the face, termination of exhaust nozzle be affixed on rotating ballhead, in exhaust nozzle, is provided with outlet valve.In the present invention, the sealing head of outlet valve relies on the pressure of first row air spring and the vents seal of exhaust joint, and this sealing head structure does not deposit friction.
Description
Technical field
The present invention relates to a kind of valve, particularly two position three-way valve.
Background technique
Two position three-way valve, is used by industry widely.But common two position three-way valve, operationally, need directly to contact with bulb the opening and closing realizing valve, due in actual using process, the frequent friction of import/exhaust mouth and bulb, makes it be easy to lose efficacy because of fatigue wear to its import/exhaust mouth.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, there is provided a kind of structure simple, location is reliable, the two position three-way valve of use safety, can the wearing clearance that causes because of Long-Time Service of compensating sealing surface, at double extend working life, greatly reduce equipment purchase cost, improve Business Economic Benefit.
The technical solution used in the present invention is as follows:
Two position three-way valve of the present invention, comprise valve body, valve body is provided with suction port, air outlet and relief opening, wherein suction port place is provided with air input joint, and exhaust ports is provided with exhaust joint, is combined with rotating ballhead in described valve body, interior logical air inlet nozzle is combined with in described suction port, the tail end of described air inlet nozzle is placed in air input joint can relative sliding, and on the outer wall of described air input joint, cover has the air inlet spring be butted on air inlet nozzle termination, makes the face, termination of described air inlet nozzle be affixed on rotating ballhead; Be combined with interior logical exhaust nozzle in described relief opening, the tail end cover of described exhaust nozzle has the second row air spring be butted on exhaust joint, makes the face, termination of exhaust nozzle be affixed on rotating ballhead, in described exhaust nozzle, is provided with outlet valve.
Owing to adopting said structure, air inlet spring is as elastic element, the elastic force of spring and partial gas pressure can be acted on rotating ballhead altogether, wherein air inlet nozzle mainly relies on gas pressure with the sealing load between rotating ballhead, the effect on the one hand of air inlet spring increases the pressure with supplementary air inlet nozzle sealing surface, is used for the compensate function that automatically resets after air inlet nozzle and exhaust nozzle wearing and tearing on the other hand; Air inlet spring wherein can extend automatically, and valve is resetted, thus the wearing clearance that the sealing surface of auto-compensation air inlet nozzle causes because of long-term friction; Exhaust nozzle effect is carrying and supports inner outlet valve, second row air spring is as elastic element, the elastic force of spring is acted on rotating ballhead, automatically can extend, exhaust nozzle is resetted, thus the wearing clearance that the sealing surface of automatic makeup row air inlet nozzle causes because of long-term friction, thus play carrying and support inner outlet valve effect, at double extend working life, greatly reduce equipment purchase cost, improve Business Economic Benefit.
Two position three-way valve of the present invention, described outlet valve comprises is located at sealing head in exhaust nozzle and first row air spring, is provided with first row air spring, makes sealing head be affixed on the ventilating hole place of exhaust joint between exhaust nozzle inner bottom surface described herein and sealing head.
Owing to adopting said structure, first row air spring can make sealing head be affixed on the ventilating hole place of exhaust joint, play the valve function of sealing, the pressure of gas when wherein sealing head is subject to the spring force of first row air spring simultaneously and enters in exhaust nozzle, thus the ventilating hole of exhaust joint is blocked by sealing head.Friction (avoiding the direct friction of conventional exhaust mouth and rotating ballhead) do not deposited by this sealing configuration.This outlet valve mainly plays the effect of safety exhaust, and make this relief opening play the effect of residual gas in exits valve body, exhaust is wherein low-pressure gas.
Two position three-way valve of the present invention, the described outer wall of air inlet nozzle tail end and the inwall of air input joint are provided with the step cooperatively interacted, and described air inlet nozzle can at air input joint relative sliding.
Owing to adopting said structure, this step can limit the further slip of air inlet nozzle in air input joint; The end face of air inlet nozzle tail end is exposed in intake interface simultaneously, after making pressurized gas enter intake interface, can by the end face of partial gas pressure active force in air inlet nozzle tail end, now, air inlet nozzle is subject to the elastic force of air inlet spring and the pressure of pressurized gas simultaneously, spring can extend automatically, thus guarantee that the face, termination of air inlet nozzle is affixed on rotating ballhead all the time, the wearing clearance that the sealing surface (face, termination) that can compensate valve causes because of long-term friction, has the compensate function that automatically resets after the face, termination that can realize air inlet nozzle is worn.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
1, two position three-way valve of the present invention, structure is simple, and location is reliable, use safety, can the wearing clearance that causes because of Long-Time Service of compensating sealing surface, at double extend working life, greatly reduce equipment purchase cost, improve Business Economic Benefit.
2, two position three-way valve of the present invention, exhaust nozzle effect is carrying and supports inner outlet valve, second row air spring is as elastic element, the elastic force of spring is acted on rotating ballhead, can automatically extend, exhaust nozzle is resetted, thus the wearing clearance that the sealing surface of automatic makeup row air inlet nozzle causes because of long-term friction, thus play carrying and support inner outlet valve effect.
Accompanying drawing explanation
Fig. 1 is the structural representation of two position three-way valve of the present invention.
Mark in figure: 1-air inlet nozzle, 2-rotating ballhead, 3-exhaust nozzle, 4-sealing head, 5-exhaust joint, 6-air inlet spring, 7-first row air spring, 8-second row air spring, 9-valve body, 10-air input joint, 11-exhaust pressure.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
In order to make object of the present invention, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As described in Figure 1, two position three-way valve of the present invention, comprise valve body 9, valve body 9 is provided with suction port, air outlet and relief opening, wherein suction port place is provided with air input joint 10, exhaust ports is provided with exhaust joint 5, rotating ballhead 2 is combined with in described valve body 9, it is characterized in that: in described suction port, be combined with interior logical air inlet nozzle 1, the described outer wall of air inlet nozzle 1 tail end and the inwall of air input joint 10 are provided with the step cooperatively interacted, described air inlet nozzle 1 can at air input joint 10 relative sliding, on the outer wall of described air input joint 10, cover has the air inlet spring 6 be butted on air inlet nozzle 1 termination, the face, termination of described air inlet nozzle 1 is made to be affixed on rotating ballhead 2, be combined with interior logical exhaust nozzle 3 in described relief opening, the tail end cover of described exhaust nozzle 3 has the second row air spring 8 be butted on exhaust joint 5, makes the face, termination of exhaust nozzle 3 be affixed on rotating ballhead 2, in described exhaust nozzle 3, is provided with outlet valve, described outlet valve comprises is located at sealing head 4 in exhaust nozzle 3 and first row air spring 7, is provided with first row air spring 7, makes sealing head 4 be affixed on the ventilating hole place of exhaust joint 5 between described exhaust nozzle 3 inner bottom surface and sealing head 4.
Two position three-way valve of the present invention, air inlet spring 6 is as elastic element, can the elastic force of spring and partial gas pressure be acted on rotating ballhead 2 altogether, air inlet nozzle 1 wherein mainly relies on gas pressure with the sealing load between rotating ballhead 2, air inlet spring 6 wherein can extend automatically, air inlet nozzle 2 is resetted, thus the wearing clearance that the sealing surface of auto-compensation air inlet nozzle 2 causes because of long-term friction; Due to adopt said structure, the present invention at double extend working life, greatly reduce equipment purchase cost, improve Business Economic Benefit.The end face of air inlet nozzle 1 tail end is exposed in intake interface, after making pressurized gas enter intake interface 10, can by the end face of partial gas pressure active force in air inlet nozzle 1 tail end, now, air inlet nozzle 1 is subject to the elastic force of air inlet spring and the pressure of pressurized gas simultaneously, spring can extend automatically, thus guarantee that the face, termination of air inlet nozzle is affixed on rotating ballhead all the time, the wearing clearance that the sealing surface (face, termination) that can compensate valve causes because of long-term friction, has the compensate function that automatically resets after the face, termination that can realize air inlet nozzle is worn;
Exhaust nozzle 3 effect is wherein carrying and supports inner outlet valve, second row air spring 8 is as elastic element, the elastic force of spring is acted on rotating ballhead 3, can automatically extend, exhaust nozzle 3 is resetted, thus the wearing clearance that the sealing surface of automatic makeup exhaust nozzle 3 causes because of long-term friction, thus play carrying and support inner outlet valve effect.
Owing to adopting said structure, first row air spring 7 can make sealing head 4 be affixed on the ventilating hole place of exhaust joint 5, play the effect of sealed valve, the pressure of gas when wherein sealing head is subject to the spring force of first row air spring 7 simultaneously and enters in exhaust nozzle, thus the ventilating hole of exhaust joint 5 is blocked by sealing head.Friction (avoiding the direct friction of conventional exhaust mouth and rotating ballhead) do not deposited by this sealing configuration.This outlet valve mainly plays the effect of safety exhaust, and make this relief opening play the effect of discharging residual gas, exhaust is wherein low-pressure gas.
In the present invention, pressurized gas enter into suction port from air input joint 10, and partial gas pressure active force is in the distal end faces of air inlet nozzle 1, and wherein most of gas enters in the internal channel of air inlet nozzle, by controlling rotating ballhead 2, gas is discharged from the normal aerating passage below valve body 9.When rotating ballhead 2 rotates to opposite direction, gas-entered passageway is closed; Breather port and exhaust nozzle 3 pore of rotating ballhead 2 are connected, and residual gas residual in valve body enters into outlet valve from the internal channel of exhaust nozzle 3, and the ventilating hole rushing exhaust joint 5 through the gap between sealing head 4 and exhaust nozzle 3 is again discharged.
Two position three-way valve of the present invention, structure is simple, and location is reliable, use safety, can the wearing clearance that causes because of Long-Time Service of compensating sealing surface, at double extend working life, greatly reduce equipment purchase cost, improve Business Economic Benefit.In the present invention, air inlet nozzle mainly relies on gas pressure with the sealing load between rotating ballhead, and the effect on the one hand of air inlet spring increases the pressure with supplementary air inlet nozzle sealing surface, simultaneously can the wearing clearance that causes because of Long-Time Service of compensating sealing surface; Exhaust nozzle effect is carrying and supports inner outlet valve, and the sealing head of outlet valve relies on the pressure of first row air spring and the vents seal of exhaust joint, and this sealing head structure does not deposit friction (avoiding the direct friction of conventional exhaust mouth and rotating ballhead).
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. two position three-way valve, comprise valve body (9), valve body (9) is provided with suction port, air outlet and relief opening, wherein suction port place is provided with air input joint (10), exhaust ports is provided with exhaust joint (5), rotating ballhead (2) is combined with in described valve body (9), it is characterized in that: in described suction port, be combined with interior logical air inlet nozzle (1), the tail end of described air inlet nozzle (1) is placed in air input joint (10) can relative sliding, on the outer wall of described air input joint (10), cover has the air inlet spring (6) be butted on air inlet nozzle (1) termination, the face, termination of described air inlet nozzle (1) is made to be affixed on rotating ballhead (2), interior logical exhaust nozzle (3) is combined with in described relief opening, the tail end cover of described exhaust nozzle (3) has the second row air spring (8) be butted on exhaust joint (5), make the face, termination of exhaust nozzle (3) be affixed on rotating ballhead (2), in described exhaust nozzle (3), be provided with outlet valve, described outlet valve comprises is located at sealing head (4) in exhaust nozzle (3) and first row air spring (7), be provided with first row air spring (7) between described exhaust nozzle (3) inner bottom surface and sealing head (4), make sealing head (4) be affixed on the ventilating hole place of exhaust joint (5).
2. two position three-way valve as claimed in claim 1, is characterized in that: the outer wall of described air inlet nozzle (1) tail end and the inwall of air input joint (10) are provided with the step cooperatively interacted, and described air inlet nozzle (1) can at air input joint (10) relative sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310509803.5A CN103527818B (en) | 2013-10-25 | 2013-10-25 | Two position three-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310509803.5A CN103527818B (en) | 2013-10-25 | 2013-10-25 | Two position three-way valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103527818A CN103527818A (en) | 2014-01-22 |
| CN103527818B true CN103527818B (en) | 2015-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310509803.5A Active CN103527818B (en) | 2013-10-25 | 2013-10-25 | Two position three-way valve |
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| Country | Link |
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| CN (1) | CN103527818B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104197047B (en) * | 2014-09-17 | 2017-06-16 | 镇江市科能电力设备有限公司 | Duplex triple valve |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1945074A (en) * | 2006-10-26 | 2007-04-11 | 玉环县国达阀门有限公司 | Control valve of automobile air conditioner refrigerant replacing device |
| CN201306471Y (en) * | 2008-12-08 | 2009-09-09 | 北京长空机械有限责任公司 | Reversal valve |
| CN202834208U (en) * | 2012-08-31 | 2013-03-27 | 重庆希克工业自动化设备有限公司 | Two-position three-way ball valve |
| CN203532870U (en) * | 2013-10-25 | 2014-04-09 | 成都安迪生测量有限公司 | Two-position three-way valve |
-
2013
- 2013-10-25 CN CN201310509803.5A patent/CN103527818B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1945074A (en) * | 2006-10-26 | 2007-04-11 | 玉环县国达阀门有限公司 | Control valve of automobile air conditioner refrigerant replacing device |
| CN201306471Y (en) * | 2008-12-08 | 2009-09-09 | 北京长空机械有限责任公司 | Reversal valve |
| CN202834208U (en) * | 2012-08-31 | 2013-03-27 | 重庆希克工业自动化设备有限公司 | Two-position three-way ball valve |
| CN203532870U (en) * | 2013-10-25 | 2014-04-09 | 成都安迪生测量有限公司 | Two-position three-way valve |
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| Publication number | Publication date |
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| CN103527818A (en) | 2014-01-22 |
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| CB03 | Change of inventor or designer information |
Inventor after: Ning Yangzhong Inventor after: Mei Songzheng Inventor after: Song Gaoyin Inventor after: Tian Long Inventor before: Ning Yangzhong Inventor before: Mei Zhengsong Inventor before: Song Gaoyin Inventor before: Tian Long |
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| COR | Change of bibliographic data |