CN101718363A - Time-delay valve - Google Patents
Time-delay valve Download PDFInfo
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- CN101718363A CN101718363A CN200910154155A CN200910154155A CN101718363A CN 101718363 A CN101718363 A CN 101718363A CN 200910154155 A CN200910154155 A CN 200910154155A CN 200910154155 A CN200910154155 A CN 200910154155A CN 101718363 A CN101718363 A CN 101718363A
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- valve
- valve rod
- outlet pipe
- time
- delay
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Abstract
The invention relates to a time-delay valve comprising a valve body provided with a water inlet pipe and a water outlet pipe, a valve cap, a valve rod and a time-delay control mechanism, wherein the water inlet pipe and the water outlet pipe are respectively arranged at the two ends of the valve body, the valve rod is provided with a valve rod runner, one end of the valve rod is provided with the time-delay control mechanism and the other end is provided with a handle. The time-delay valve is characterized in that the lower inner wall of the water outlet pipe is arranged obliquely downwards, the lower inner wall of the valve rod runner is arranged obliquely downwards, when a valve is closed, the valve rod runner and the water outlet pipe are communicated, and the water inlet pipe and the valve rod runner are closed, therefore, the water outlet pipe of the valve rod runner valve is always in conducting state, and a medium in the valve rod runner can pass through the water outlet pipe to flow out of the valve by self gravity, thereby ensuring drying environment in the water outlet pipe and the valve rod runner, avoiding causing dead water and ensuring sanitation and safety.
Description
Technical field
The present invention relates to time-delay valve, particularly pharmaceutical factory, medical space etc. are to the health time-delay valve that has higher requirements.
Background technique
Pharmaceutical factory, these local water consumptions such as medical space are big, and it is very high to requirements in water quality, but the time-delay valve that is used for water switch that is used for these places at present, or the used various time-delay valves of public product, mostly be the structure of manual control, comprise valve body, with the fixing valve gap of valve body, the band upper sleeve gasket and the valve rod of lower sleeve gasket and the time-delay control mechanism of valve that are located in the valve body and are slidingly matched with valve body, valve body has intake pipe that is connected with external pipe and the outlet pipe that is connected with external pipe, or valve is directly as water tap, be that outlet pipe is not connected with external pipe, directly water outlet is for using, valve rod is provided with control intake pipe and the conducting of outlet pipe and the valve rod runner of closing between last seal ring and lower seal, last seal ring and lower seal can guarantee that current only pass through the path flow of intake pipe-valve rod runner-outlet pipe through valve, valve rod one end is provided with the time-delay control mechanism, the other end is provided with handle, at present with said structure or similar with it time-delay valve, the last inwall of its valve rod runner and outlet pipe and following inwall all are horizontally disposed with, here said inwall and the following inwall gone up, be meant above intake pipe and the outlet pipe cross section after the approximate centre axle direction is transversal inner-walls of duct and below inner-walls of duct, and the delay switch of valve all is to adopt hydraulic pressure control, current can be full of and overflow valve body during use, this has not only had a strong impact on the working life of valve, and such structure can be on the outlet pipe inwall when valve is obsolete, ponding on the valve rod runner inner wall, these ponding will become stagnant water in the course of time, not only influence the working life of valve, and various mosquitos and flies larvas are grown in serious meeting, pathogeny materials such as bacterium, hygienic quality is subjected to very big influence, people when washing one's hands or wash instrument and equipment often at cause of disease material on hand or on being with on the equipment, the pharmaceutical factory that this is having higher requirements to health, the place of the contour hygienic requirements in medical space is undoubtedly danger close, has very big potential safety hazard.
Summary of the invention
For solving the deficiencies in the prior art, the invention provides the time-delay valve that a kind of medium is not detained, structure more reasonably is used for high hygienic requirements place.
For achieving the above object, a kind of time-delay valve provided by the invention, comprise valve body, with the fixing valve gap of valve body, the valve rod that is located at band upper sleeve gasket in the valve body and lower sleeve gasket and is slidingly matched with valve interior wall and the time-delay control mechanism of valve, the valve body two ends are provided with intake pipe and outlet pipe, valve rod is provided with control intake pipe and outlet pipe conducting and closes between upper sleeve gasket and lower sleeve gasket valve rod runner, valve rod one end is provided with the time-delay control mechanism, the other end is provided with handle, the following inwall that is characterized in outlet pipe is oblique setting down, the following inwall of valve rod runner is oblique and is provided with down, during valve closing, valve rod runner and outlet pipe conducting, intake pipe and valve rod runner are closed states, the last inwall of outlet pipe can be that to be horizontally disposed be that the internal diameter of outlet pipe is different on different longitudinal sections, also can be preferred oblique setting down, just outlet pipe and valve rod runner all be to being obliquely installed along MEDIA FLOW.Like this, that is to say that the valve rod runner is that outlet pipe with valve is on state just always after valve assembling is finished, as long as in the valve rod runner medium is arranged, will from the valve rod runner, flow into outlet pipe, promptly valve use close after, medium just can not be detained in valve rod runner and outlet pipe, can rely on the gravity of self from the valve rod runner, to flow into outlet pipe, then outside outlet pipe flows out valve or the external pipe, valve outlet pipe and valve rod runner just can be in dry environment, avoid the generation of stagnant water, the health that keeps the valve inwall, the hygiene effect of valve integral body is even more ideal, and valve self can not be subjected to the influence that medium is detained, and also can increase working life.
When the present invention preferably is set to valve closing, outlet pipe is in the following inwall top of valve rod runner near outlet pipe one end near the last inwall of valve rod one end, inwall can be to be horizontally disposed with on the outlet pipe, it also can be preferred oblique setting down, so just, do not need to realize the conducting of valve rod runner and outlet pipe, design ingenious easy row by additional facilities by change to the outlet pipe tube wall, make things convenient for production and processing, and implementation result is remarkable.
The present invention preferably is set to outlet pipe and is oblique near the following inwall of valve rod one end and is provided with down, and outlet pipe is near the following inwall of outlet one end and is horizontally disposed with, and outlet pipe is near the last inwall of outlet one end and is horizontally disposed with.People use on original pipeline when of the present invention like this, with regard to not needing original pipeline are changed or other processing, can directly the present invention be installed into pipeline, and the present invention just can well install with original pipeline and cooperate, and reduce user's burden.
When the present invention preferably is set to the valve rod range, just under the state of the complete water flowing of valve rod runner, the valve rod runner flushes with the following inwall of outlet pipe near valve rod one end near the following inwall of outlet pipe one end, and the valve rod runner flushes with the following inwall of outlet pipe near valve rod one end near the following inwall of outlet pipe one end.Be provided with like this and just can make under the maximum rating that the valve rod runner is opened, current can be very well pass through valve, and valve rod runner and outlet pipe be always one under oblique along MEDIA FLOW to being obliquely installed, be very beneficial for medium and flow out outlet pipe fully, and medium does not stay medium on the surface of contact of valve and valve rod again, has influence on valve.
The present invention's control mechanism that preferably is set to delay time includes Returnning spring, spring travel chamber, is located on the valve body and is communicated with ambient atmosphere and the gas-entered passageway in spring travel chamber and outlet passageway, Returnning spring is located in the spring travel chamber, one end and valve rod are conflicted, one end and valve interior wall are conflicted, and outlet passageway is provided with unidirectional gas outlet valve.Be provided with like this, make that the time-delay closing effect of valve is that the time-lag action effect is more obvious by the control of atmospheric effect control rather than original hydraulic pressure.Its principle is such, when pushing handle, it is descending that valve rod overcomes Returnning spring elastic force, the compression of drive Returnning spring, air in the spring travel chamber will be from outlet passageway and gas-entered passageway discharge valve, after decontroling handle, Returnning spring resets, driving valve rod resets up, this moment is because the setting of the unidirectional gas outlet valve of outlet passageway, ambient atmosphere just can only enter into the spring travel chamber by gas-entered passageway, and air inflow is less than the volume increasing amount in spring travel chamber, and the spring travel chamber volume that increases when promptly Returnning spring resets is greater than the gas air inflow of gas-entered passageway, and this moment, the spring travel chamber just formed a negative pressure, it is anti-mutually with spring force that external atmospheric pressure just acts on handle, the up of valve rod becomes slowly, but finally can restore under the elastic force effect of Returnning spring destroying in the process of spring travel chamber negative pressure in gas-entered passageway air inlet slowly, this moment the spring travel chamber just can with the pressure balance of ambient atmosphere, so just reached the time-delay of valve closing controlled.
The present invention further is set to gas-entered passageway and is provided with the adjusting plug screw, and air-flow just can enter the spring travel chamber from the slit between plug screw and the valve body like this, and certainly corresponding gas-entered passageway is directly bigger than there not being the gas-entered passageway of regulating plug screw.By regulating the setting of plug screw, just can change the air inlet flux of gas-entered passageway by to regulating the spinning in and out setting of plug screw, so just negative pressure is formed into the destroyed time completely in the energy Regulation spring stroke chamber, can adjust the delay time of valve.
The present invention preferably is set to handle and comprises cover plate and be fixedly coupled bar with valve rod, and the cross section of cover plate is curved, and valve gap is provided with the cambered surface with this cover plate form fit.Valve can be conflicted by cover plate and valve gap and be stoped the continuation of valve rod descending when handle was pressed like this, change plane corner angle design and other additional location measures of traditional handle level, make cover plate more comfortable and safe when being pressed, and can not produce excessive influence when conflicting on valve gap to valve gap, simultaneously, the cover plate of shape makes things convenient for the assembling of spring and the effect of atmospheric pressure like this.
The present invention preferably is set to valve rod and is provided with the shoulder rank near valve gap one end, and the connecting rod of handle is sheathed on the terrace on these shoulder rank, and the terrace periphery on these shoulder rank is conflicted with valve gap and separated cooperation.So just realized the fixing of valve rod and handle, and valve rod can be conflicted with valve gap in the descending and reseting procedure of valve rod with the periphery of the outmost turns of valve body contact and be separated cooperation, thereby the conflict by valve rod and valve gap stops the continuation of valve rod up, influencing valve uses, and cancelled other additional location measures, made structure more compact and reasonable.
The preferred unidirectional gas outlet valve of the present invention is two diaphragms of fitting along outgassing direction, the diaphragm of promptly fitting can be opened along the direction of giving vent to anger when air is discharged valve body from the spring travel chamber, but then can not open in the valve rod reseting procedure, and simplicity of design is effective, material consumption is few, and cost is low.
Beneficial effect of the present invention is, change downward inclined design by runner design, make medium just not to be detained in the valve at valve rod runner and outlet pipe to previous level, avoided the generation of stagnant water and pathogeny material, improved hygiene effect greatly, come the delay effect of control valve again by air pressure, made environmental drying in the valve, help the valve health, whole valve global design is rationally ingenious, and compact structure is stable.
Below in conjunction with the drawings and specific embodiments the present invention is done further introduction.
Description of drawings
Fig. 1 is an embodiment of the invention closed condition structural representation.
Fig. 2 is an embodiment of the invention opening state structural representation.
Embodiment
As Fig. 1, shown in Figure 2, the embodiment of the invention, be a kind of time-delay valve, comprise valve body 1, valve gap 2, be provided with a band upper sleeve gasket 32 and lower sleeve gasket 34 in the valve body 1 and be the movable valve rod 3 that cooperates with valve body 1 inwall, valve body 1 two ends are provided with an intake pipe that is connected with external pipe 11 and an outlet pipe that is connected with external pipe 12, valve rod 3 is provided with a control intake pipe 11 and outlet pipe 12 conductings and closed valve rod runner 33 between upper sleeve gasket 32 and lower sleeve gasket 34, the following inwall of valve rod runner 3 is oblique and is provided with down, outlet pipe 12 is oblique setting down near the following inwall of valve rod 3 one ends, following inwall near outlet one end is and is horizontally disposed with, last inwall near outlet one end is and is horizontally disposed with, when valve closing, outlet pipe 12 is in the following inwall top of valve rod runner 33 near outlet pipe 12 1 ends near the last inwall of valve rod 3 one ends, that is to say that valve rod runner 33 and outlet pipe 12 are exactly to be on state always after the valve assembling is finished, during valve rod 3 ranges, valve rod runner 33 flushes with the following inwall of outlet pipe 12 near valve rod 3 one ends near the following inwall of outlet pipe 12 1 ends, valve rod runner 33 flushes with the following inwall of outlet pipe 12 near valve rod 3 one ends near the following inwall of outlet pipe 12 1 ends, like this, behind the valve opening, the medium valve of just flowing through very smoothly, and behind valve closing, medium can flow out valve under the effect of self gravitation, enter external pipe, certainly, the present invention also can be that directly to set out 12 times inwalls of water pipe be the inclined-plane, MEDIA FLOW behind valve directly for using, just the present invention is used as water tap, why present embodiment adopts the inwall up and down of outlet pipe 12 outlets one end for being horizontally disposed with, be the embodiment of the invention better can be used for the repacking of original pipeline, and do not need original pipeline is more brought cooperation the present invention because of being provided with like this.Valve rod 3 upper ends are provided with a handle 31, handle 31 comprises that cover plate 311 that cross section is curved and one are fixedly coupled bar 312 with valve rod 3, valve gap 2 is provided with the cambered surface 21 with this cover plate 311 form fit, valve rod 3 upper ends are provided with shoulder rank 35, connecting rod 312 is set on the terrace on shoulder rank 35, periphery and the valve gap 2 on shoulder rank 35 conflicted when valve closes and cooperated, separation cooperation during unlatching.Valve rod 3 lower ends are provided with Returnning spring 4, Returnning spring 4 is arranged in the spring travel chamber 5, conflict with valve rod 3 in the upper end, lower end and valve body 1 inwall are conflicted, just conflict with spring travel chamber 5 inwalls, spring travel chamber 5 also is provided with a gas-entered passageway 51 and outlet passageway 52 that is communicated with the valve ambient atmosphere that is communicated with the valve ambient atmosphere, outlet passageway 52 go out the air inlet flux of air flux greater than gas-entered passageway 51, and spring travel chamber 5 volumes that increase when Returnning spring 4 resets are greater than the gas air inflow of gas-entered passageway 51, outlet passageway 52 is provided with an individual event gas outlet valve 521, unidirectional gas outlet valve 521 has elects two elastomer diaphragms of fitting along outgassing direction as, the diaphragm of promptly fitting can be opened along the direction of giving vent to anger during from spring travel chamber 5 discharge valves at air, but in valve rod 3 reseting procedures, then can not open, gas-entered passageway 51 is provided with one and regulates plug screw 511, regulate plug screw 511 and can and screw out the air inlet flux of regulating gas-entered passageway 51 by precession, can certainly not be provided with and regulate plug screw 511, as long as guarantee the gas air inflow of spring travel chamber 5 volumes of increase when Returnning spring 4 resets, and can guarantee normally resetting of Returnning spring 4 greater than gas-entered passageway 51.In addition, the maximum compressibility of Returnning spring 4, be range less than the distance of valve closes state Returnning spring 4 upper ends, just regulate under the prerequisite that plug screw do not screw that spring travel chamber 5 is communicated with the valve ambient atmosphere all the time to gas-entered passageway 51 and outlet passageway 52.
The embodiment of the invention in use, by manually pushing handle 31, overcoming Returnning spring 4 elastic force makes valve rod 3 descending, compression reseting spring 4, the volume that is spring travel chamber 5 reduces, and the air of 5 the insides, spring travel chamber is discharged spring travel chamber 5 from outlet passageway 52 (mainly giving vent to anger) and gas-entered passageway 51 (auxiliary giving vent to anger), and the valve rod runner 33 of valve rod 3 is communicated with valve intake pipe 11 and outlet pipe 12, the valve conducting, the medium circulation.After finishing to push, Returnning spring 4 resets, it is up to drive valve rod 3, this moment will be because of outlet passageway 52 not air inlets, and the air inflow of gas-entered passageway 51 makes spring travel chamber 5 produce a negative pressure less than the volume of spring travel chamber 5 increases, the valve external atmosphere pressure can produce an active force that resists mutually with the reseting elasticity of Returnning spring 4 on cover plate 311, delay the up of valve rod 3, the valve rod runner 33 of final valve rod 3 no longer continues to be communicated with intake pipe 11 and outlet pipe 12, valve closing, and negative pressure also can be eliminated because of the slow air inlet of gas-entered passageway 51 in spring travel chamber 5, reaches barometric pressure.Because gas-entered passageway 51 is provided with the adjusting plug screw 511 of a can regulate air inlet flux, so the resetting time of Returnning spring 4 can be by the adjusting to the air inlet flux, the elimination time that is spring travel chamber 5 negative pressure can be controlled, just by regulating negative pressure from being formed into the time of disappearance, the time-delay closing time of accurate control valve.
Claims (9)
1. time-delay valve, comprise valve body, with the fixing valve gap of valve body, the valve rod that is located at band upper sleeve gasket in the valve body and lower sleeve gasket and is slidingly matched with valve interior wall and the time-delay control mechanism of valve, the valve body two ends are provided with intake pipe and outlet pipe, valve rod is provided with control intake pipe and outlet pipe conducting and closes between upper sleeve gasket and lower sleeve gasket valve rod runner, valve rod one end is provided with the time-delay control mechanism, the other end is provided with handle, it is characterized in that: the following inwall of described outlet pipe is oblique and is provided with down, the following inwall of valve rod runner is oblique and is provided with down, during valve closing, valve rod runner and outlet pipe conducting.
2. time-delay valve according to claim 1 is characterized in that: during valve closing, outlet pipe is in the following inwall top of valve rod runner near outlet pipe one end near the last inwall of valve rod one end.
3. time-delay valve according to claim 1 and 2, it is characterized in that: described outlet pipe is oblique setting down near the following inwall of valve rod one end, outlet pipe is and is horizontally disposed with near the following inwall of outlet one end, and outlet pipe is near the last inwall of outlet one end and is horizontally disposed with.
4. time-delay valve according to claim 3, it is characterized in that: during the valve rod range, the valve rod runner flushes with the following inwall of outlet pipe near valve rod one end near the following inwall of outlet pipe one end, and the valve rod runner flushes with the following inwall of intake pipe near valve rod one end near the following inwall of intake pipe one end.
5. time-delay valve according to claim 4, it is characterized in that: described time-delay control mechanism includes Returnning spring, spring travel chamber, is located on the valve body and is communicated with ambient atmosphere and the gas-entered passageway in spring travel chamber and outlet passageway, Returnning spring is located in the spring travel chamber, one end and valve rod are conflicted, one end and valve interior wall are conflicted, and described outlet passageway is provided with unidirectional gas outlet valve.
6. time-delay valve according to claim 5 is characterized in that: described gas-entered passageway is provided with the adjusting plug screw.
7. time-delay valve according to claim 6 is characterized in that: described handle comprises cover plate and is fixedly coupled bar with valve rod, and the cross section of cover plate is curved, and valve gap is provided with the cambered surface with this cover plate form fit.
8. time-delay valve according to claim 7 is characterized in that: valve rod is provided with the shoulder rank near valve gap one end, and the connecting rod of described handle is sheathed on the terrace on these shoulder rank, and the terrace periphery on these shoulder rank is conflicted with valve gap and separated cooperation.
9. time-delay valve according to claim 8 is characterized in that: described unidirectional gas outlet valve is two diaphragms of fitting along outgassing direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910154155A CN101718363A (en) | 2009-11-06 | 2009-11-06 | Time-delay valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910154155A CN101718363A (en) | 2009-11-06 | 2009-11-06 | Time-delay valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101718363A true CN101718363A (en) | 2010-06-02 |
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ID=42432975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910154155A Pending CN101718363A (en) | 2009-11-06 | 2009-11-06 | Time-delay valve |
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| Country | Link |
|---|---|
| CN (1) | CN101718363A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595511A (en) * | 2015-01-26 | 2015-05-06 | 中山市美捷时包装制品有限公司 | Direct-through type side pushing valve and spray nozzle device with direct-through type side pushing valve |
| CN108041888A (en) * | 2017-11-30 | 2018-05-18 | 重庆市长寿区美全家具有限公司 | Intelligent temperature control furniture bedstead |
| CN108360636A (en) * | 2018-02-01 | 2018-08-03 | 曾桂英 | A kind of hospital ward energy-saving heating toilet |
| CN109611405A (en) * | 2018-12-24 | 2019-04-12 | 西安航天远征流体控制股份有限公司 | A kind of delay controlling valve |
-
2009
- 2009-11-06 CN CN200910154155A patent/CN101718363A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595511A (en) * | 2015-01-26 | 2015-05-06 | 中山市美捷时包装制品有限公司 | Direct-through type side pushing valve and spray nozzle device with direct-through type side pushing valve |
| CN108041888A (en) * | 2017-11-30 | 2018-05-18 | 重庆市长寿区美全家具有限公司 | Intelligent temperature control furniture bedstead |
| CN108360636A (en) * | 2018-02-01 | 2018-08-03 | 曾桂英 | A kind of hospital ward energy-saving heating toilet |
| CN109611405A (en) * | 2018-12-24 | 2019-04-12 | 西安航天远征流体控制股份有限公司 | A kind of delay controlling valve |
| CN109611405B (en) * | 2018-12-24 | 2023-11-10 | 西安航天远征流体控制股份有限公司 | Time delay control valve |
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| PB01 | Publication | ||
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Open date: 20100602 |