CN102705568A - Total-pressure high-speed exhaust valve - Google Patents
Total-pressure high-speed exhaust valve Download PDFInfo
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- CN102705568A CN102705568A CN2012101994443A CN201210199444A CN102705568A CN 102705568 A CN102705568 A CN 102705568A CN 2012101994443 A CN2012101994443 A CN 2012101994443A CN 201210199444 A CN201210199444 A CN 201210199444A CN 102705568 A CN102705568 A CN 102705568A
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Abstract
The invention provides a total-pressure high-speed exhaust valve, which comprises a cylinder, a main valve cavity, an air guide and exhaust barrel, a sealing floating body, a piston spring and a main valve piston. The main valve cavity is arranged on the lower part of the cylinder; the air guide and exhaust barrel is arranged in the main valve cavity; the sealing floating body is arranged in the air guide and exhaust barrel; the main valve piston is provided with a vertical through hole; the main valve piston comprises a piston column, a cylinder piston and a sealing baffle plate, the cylinder piston and the sealing baffle plate are respectively arranged at the upper end and the lower end of the piston column, an air exhaust and supplement opening is formed in the side wall of the lower part of the cylinder, and a main valve port is formed in the cavity wall of the main valve cavity; the piston spring is sleeved on the piston column and is positioned between the cylinder piston and the upper cavity wall of the main valve cavity; and the upper end of the sealing floating body corresponds to a lower port of the vertical through hole of the main valve piston. The total-pressure high-speed exhaust valve has the advantages that the design is scientific, and the valve can be automatically sealed without the aid of a floating ball or a lever when the inside of a pipe has water.
Description
Technical field
The present invention relates to a kind of outlet valve, specifically, related to a kind of full-pressure high-speed exhaust valve that in the pressure water supply line is arranged, is used for explosion-proof leakproof.
Background technique
Existing outlet valve mainly adopts hollow float to cooperate lever principle to control the keying of relief opening, yet; Ball float commonly used generally is hollow Stainless Steel Ball; Manufacture difficulty is high, and hollow float intensity is low, is prone to be crushed out of shape having under high pressure, big pneumatic hammer or the water hammer situation; In addition, lever construction is unstable, is prone to stuck phenomenon, so hollow float and lever in use often bring a lot of troubles, is difficult to satisfy the exhaust needs of fast opening and closing.
In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.
Summary of the invention
The objective of the invention is the deficiency to existing technology, thereby a kind of design science is provided, the self-sealing full-pressure high-speed exhaust valve of valve when not utilizing ball float and lever just can realize in the pipeline water being arranged.
To achieve these goals; The technological scheme that the present invention adopted is: a kind of full-pressure high-speed exhaust valve, and it comprises cylinder, is arranged on the main valve cavity of said cylinder bottom, is arranged on the interior guide inflator of said main valve cavity, is arranged on sealing buoyancy aid, piston spring in the said guide inflator and the main valve piston with vertical through holes; Wherein, Said main valve piston comprises piston column and is separately positioned on said the piston column cylinder piston and the sealing baffle at two ends up and down; The vertical applied force area of said cylinder piston upper surface is greater than the vertical applied force area of said sealing baffle lower surface; Be provided with relief hole in the said piston column, said relief hole inner port is communicated with said vertical through holes; The lower sides of said cylinder offers the exhaust gas supplementing opening, and the chamber wall of said main valve cavity is provided with the main valve valve port; The epicoele wall of said main valve cavity is provided with the piston column post hole that is communicated with said cylinder, and said piston column is installed in the said piston column post hole; Said piston spring is sleeved on the said piston column and between the epicoele wall of said cylinder piston and said main valve cavity; The vertical through holes lower end mouth of the corresponding said main valve piston in said sealing buoyancy aid upper end is provided with.
Based on above-mentioned, the sidewall of said piston column is provided with vertical gas guide groove, and said relief hole external port is communicated with said vertical gas guide groove.
Based on above-mentioned, this full-pressure high-speed exhaust valve also comprises the unidirectional aeration valve that is installed in the said cylinder head outside.
Based on above-mentioned, the sidewall of said guide inflator perhaps/offer the flowing medium import in an end with tube.
Based on above-mentioned, the top of said sealing buoyancy aid is provided with sealing gasket, and the vertical through holes lower end mouth of the corresponding said main valve piston of said sealing gasket is provided with.
Based on above-mentioned, said sealing baffle upper surface is provided with piston column post hole seal ring.
Based on above-mentioned; Said cylinder comprises upper cylinder body and the lower cylinder body that links together through bolt; Said main valve cavity comprises the upper valve body and following valve body that links together through bolt; Said cylinder piston and said piston column link together through bolt, and said guide inflator and said main valve cavity link together through bolt.
Based on above-mentioned, said main valve valve port is arranged on the cavity of resorption wall of said main valve cavity, and said main valve valve port is provided with flange plate or is provided with has externally threaded connecting tube.
The relative existing technology of the present invention has outstanding substantive distinguishing features and remarkable progress; Specifically; The present invention adopts the main valve piston with vertical through holes; Realize degassing function through said exhaust gas supplementing opening, utilize said sealing buoyancy aid under the buoyancy of water effect, can float, make said sealing buoyancy aid cooperate the sealing that realizes said vertical through holes with said main valve piston.This full-pressure high-speed exhaust valve has design science, the self-sealing advantage of valve when not utilizing ball float and lever just can realize in the pipeline water being arranged.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Among the figure: 1. cylinder; 2. main valve cavity; 3. guide inflator; 4. sealing buoyancy aid; 5. piston spring; 6. vertical through holes; 7. piston column; 8. cylinder piston; 9. sealing baffle; 10. relief hole; 11. exhaust gas supplementing opening; 12. main valve valve port; 13. vertical gas guide groove; 14. unidirectional aeration valve; 15. sealing gasket; 16. piston column post hole seal ring.
Embodiment
Through embodiment, technological scheme of the present invention is done further detailed description below.
As shown in Figure 1; A kind of full-pressure high-speed exhaust valve, it comprises cylinder 1, be arranged on the main valve cavity 2 of said cylinder 1 bottom, be arranged on guide inflator 3 in the said main valve cavity 2, be arranged on sealing buoyancy aid 4, piston spring 5 in the said guide inflator 3 and the main valve piston with vertical through holes 6; Said sealing buoyancy aid 4 is the tubular construction of lower ending opening.
Cylinder piston 8 and sealing baffle 9 that said main valve piston comprises piston column 7 and is separately positioned on said piston column two ends about in the of 7 are provided with relief hole 10 in the said piston column 7, and said relief hole 10 inner port are communicated with said vertical through holes 6; Said relief hole 10 is thinner holes; Usually; Its aperture is less than the aperture of said vertical through holes 6, this full-pressure high-speed exhaust valve at work, air or water mainly transmit through said vertical through holes 6 in the short time; After air pressure or hydraulic pressure tended towards stability, air or water were slowly discharged through said relief hole 10.
The lower sides of said cylinder 1 offers exhaust gas supplementing opening 11, and the chamber wall of said main valve cavity 2 is provided with main valve valve port 12.
The epicoele wall of said main valve cavity 2 is provided with the piston column post hole that is communicated with said cylinder 1, and said piston column 7 is installed in the said piston column post hole.
Said piston spring 5 is sleeved on the said piston column 7 and between the epicoele wall of said cylinder piston 8 and said main valve cavity 2; When said piston spring 5 was in off working state, the distance between said guide inflator 3 upper-end surfaces and said sealing baffle 9 lower end surfaces was greater than the distance between said cylinder piston 8 upper-end surfaces and said exhaust gas supplementing opening 11 upper ends.
The vertical through holes 6 lower end mouth settings of the corresponding said main valve piston in said sealing buoyancy aid 4 upper ends.
The sidewall of said piston column 7 is provided with vertical gas guide groove 13, and said relief hole 10 external port are communicated with said vertical gas guide groove 13.The effect of said vertical gas guide groove 13 is, avoids said relief hole 10 external port directly to be opened on the sidewall of said piston column 7, prevents that said relief hole 10 external port from being blocked by said piston spring 5, is unfavorable for said relief hole 10 pressure releases.
This full-pressure high-speed exhaust valve also comprises the unidirectional aeration valve 14 that is installed in said cylinder 1 top outer, and said unidirectional aeration valve 14 is one-way ventilating from top to bottom.
The sidewall of said guide inflator 3 offers the flowing medium import with the tube end.In other embodiments, the sidewall of said guide inflator 3 or the tube end, offer the flowing medium import.
The top of said sealing buoyancy aid 4 is provided with sealing gasket 15, and said vertical through holes 6 lower end mouth are a little less than the lower end surface of said sealing baffle 9, the vertical through holes 6 lower end mouth settings of said sealing gasket 15 corresponding said main valve pistons.
Said sealing baffle 9 upper surfaces are provided with seal groove, are provided with piston column post hole seal ring 16 in the said seal groove.
Said cylinder 1 comprises upper cylinder body and the lower cylinder body that links together through bolt; Said main valve cavity 2 comprises the upper valve body and following valve body that links together through bolt; Said cylinder piston 8 and said piston column 7 link together through bolt, and said guide inflator 3 and said main valve cavity 2 link together through bolt.Here all adopting bolt to connect is for the ease of I&M.
Said main valve valve port 12 is arranged on the cavity of resorption wall of said main valve cavity 2, and said main valve valve port 12 is provided with flange plate or is provided with has externally threaded connecting tube.
Degassing function: when pipeline is full of air; Air gets into said main valve cavity 2 via said main valve valve port 12; Get into said cylinder 1 through said vertical through holes 6, because the vertical applied force area of said cylinder piston 8 upper surfaces is greater than the vertical applied force area of said sealing baffle 9 lower surfaces, said main valve piston moves downward; Upper surface until said cylinder piston 8 is lower than said exhaust gas supplementing opening 11 upper ends, and air is discharged via said exhaust gas supplementing opening 11.
Sealing function: when pipeline is full of water; Water gets into said main valve cavity 2 via said main valve valve port 12, and under the buoyancy of water effect, said sealing buoyancy aid 4 floats in said guide inflator 3; And then; Said vertical through holes 6 lower end mouth of said sealing gasket 15 sealings, and said sealing buoyancy aid 4 promotes to move on the said main valve piston and makes the said piston column post of said sealing baffle 9 sealings hole, finally reaches abundant sealing effect.
Gas compensation function: when pipeline produced negative pressure owing to hypsography, air got into said cylinder 1 by said unidirectional aeration valve 14, at this moment; Because action of negative pressure, said main valve piston moves downward, and is lower than said exhaust gas supplementing opening 11 upper ends until the upper surface of said cylinder piston 8; Air gets into said cylinder 1 via said exhaust gas supplementing opening 11; Get into said main valve cavity 2 through said vertical through holes 6 again, and get into pipeline, reach the tonifying Qi effect through said main valve valve port 12.
Should be noted that at last: above embodiment is only in order to technological scheme of the present invention to be described but not to its restriction; Although with reference to preferred embodiment the present invention has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that: still can specific embodiments of the invention make amendment or the part technical characteristics is equal to replacement; And not breaking away from the spirit of technological scheme of the present invention, it all should be encompassed in the middle of the technological scheme scope that the present invention asks for protection.
Claims (8)
1. full-pressure high-speed exhaust valve is characterized in that: it comprises cylinder, be arranged on the main valve cavity of said cylinder bottom, be arranged on guide inflator in the said main valve cavity, be arranged on sealing buoyancy aid, piston spring in the said guide inflator and the main valve piston with vertical through holes; Wherein, Said main valve piston comprises piston column and is separately positioned on said the piston column cylinder piston and the sealing baffle at two ends up and down; The vertical applied force area of said cylinder piston upper surface is greater than the vertical applied force area of said sealing baffle lower surface; Be provided with relief hole in the said piston column, said relief hole inner port is communicated with said vertical through holes; The lower sides of said cylinder offers the exhaust gas supplementing opening, and the chamber wall of said main valve cavity is provided with the main valve valve port; The epicoele wall of said main valve cavity is provided with the piston column post hole that is communicated with said cylinder, and said piston column is installed in the said piston column post hole; Said piston spring is sleeved on the said piston column and between the epicoele wall of said cylinder piston and said main valve cavity; The vertical through holes lower end mouth of the corresponding said main valve piston in said sealing buoyancy aid upper end is provided with.
2. full-pressure high-speed exhaust valve according to claim 1 is characterized in that: the sidewall of said piston column is provided with vertical gas guide groove, and said relief hole external port is communicated with said vertical gas guide groove.
3. full-pressure high-speed exhaust valve according to claim 1 and 2 is characterized in that: it also comprises the unidirectional aeration valve that is installed in the said cylinder head outside.
4. full-pressure high-speed exhaust valve according to claim 3 is characterized in that: the sidewall of said guide inflator perhaps/offer the flowing medium import in an end with tube.
5. full-pressure high-speed exhaust valve according to claim 3 is characterized in that: the top of said sealing buoyancy aid is provided with sealing gasket, and the vertical through holes lower end mouth of the corresponding said main valve piston of said sealing gasket is provided with.
6. full-pressure high-speed exhaust valve according to claim 3 is characterized in that: said sealing baffle upper surface is provided with piston column post hole seal ring.
7. full-pressure high-speed exhaust valve according to claim 3; It is characterized in that: said cylinder comprises upper cylinder body and the lower cylinder body that links together through bolt; Said main valve cavity comprises the upper valve body and following valve body that links together through bolt; Said cylinder piston and said piston column link together through bolt, and said guide inflator and said main valve cavity link together through bolt.
8. full-pressure high-speed exhaust valve according to claim 3 is characterized in that: said main valve valve port is arranged on the cavity of resorption wall of said main valve cavity, and said main valve valve port is provided with flange plate or is provided with has externally threaded connecting tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210199444 CN102705568B (en) | 2012-06-18 | 2012-06-18 | Total-pressure high-speed exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210199444 CN102705568B (en) | 2012-06-18 | 2012-06-18 | Total-pressure high-speed exhaust valve |
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| Publication Number | Publication Date |
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| CN102705568A true CN102705568A (en) | 2012-10-03 |
| CN102705568B CN102705568B (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201210199444 Expired - Fee Related CN102705568B (en) | 2012-06-18 | 2012-06-18 | Total-pressure high-speed exhaust valve |
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| CN (1) | CN102705568B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402440A (en) * | 2016-12-12 | 2017-02-15 | 扬州大学 | Single-cavity integrated full-pressure gas inlet and outlet valve based on pressure distribution principle and application method of gas inlet and outlet valve |
| CN106439123A (en) * | 2016-12-12 | 2017-02-22 | 扬州大学 | Double-chamber external connected type full-pressure suction and exhaust valve based on pressure distribution principle and application method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4299248A (en) * | 1979-03-13 | 1981-11-10 | Amtrol Inc. | Diaphragm valve air vent device for water systems |
| CN2080604U (en) * | 1990-09-29 | 1991-07-10 | 李立夫 | Static pressure reducing valve |
| CN1254806A (en) * | 1998-11-25 | 2000-05-31 | 杨玉思 | High-speed full-pressure exhaustion valve |
| CN201297438Y (en) * | 2008-11-13 | 2009-08-26 | 缪明镜 | A self-closing water level lever float valve |
| CN201507656U (en) * | 2009-07-21 | 2010-06-16 | 武汉大禹阀门制造有限公司 | Frost crack prevention and burglary prevention type combined exhaust valve |
| JP4497604B2 (en) * | 1999-11-08 | 2010-07-07 | 旭有機材工業株式会社 | Air valve |
| CN202597863U (en) * | 2012-06-18 | 2012-12-12 | 张朝阳 | Full-pressure high-speed air exhaust valve |
-
2012
- 2012-06-18 CN CN 201210199444 patent/CN102705568B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4299248A (en) * | 1979-03-13 | 1981-11-10 | Amtrol Inc. | Diaphragm valve air vent device for water systems |
| CN2080604U (en) * | 1990-09-29 | 1991-07-10 | 李立夫 | Static pressure reducing valve |
| CN1254806A (en) * | 1998-11-25 | 2000-05-31 | 杨玉思 | High-speed full-pressure exhaustion valve |
| JP4497604B2 (en) * | 1999-11-08 | 2010-07-07 | 旭有機材工業株式会社 | Air valve |
| CN201297438Y (en) * | 2008-11-13 | 2009-08-26 | 缪明镜 | A self-closing water level lever float valve |
| CN201507656U (en) * | 2009-07-21 | 2010-06-16 | 武汉大禹阀门制造有限公司 | Frost crack prevention and burglary prevention type combined exhaust valve |
| CN202597863U (en) * | 2012-06-18 | 2012-12-12 | 张朝阳 | Full-pressure high-speed air exhaust valve |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402440A (en) * | 2016-12-12 | 2017-02-15 | 扬州大学 | Single-cavity integrated full-pressure gas inlet and outlet valve based on pressure distribution principle and application method of gas inlet and outlet valve |
| CN106439123A (en) * | 2016-12-12 | 2017-02-22 | 扬州大学 | Double-chamber external connected type full-pressure suction and exhaust valve based on pressure distribution principle and application method thereof |
| CN106439123B (en) * | 2016-12-12 | 2018-09-28 | 扬州大学 | It is a kind of based on pressure principle two-chamber external coupling type total head air inlet and exhaust valve and its application process |
| CN106402440B (en) * | 2016-12-12 | 2018-09-28 | 扬州大学 | It is a kind of based on pressure principle single-chamber integral type total head air inlet and exhaust valve and its application process |
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|---|---|
| CN102705568B (en) | 2013-11-06 |
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Granted publication date: 20131106 Termination date: 20210618 |
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| CF01 | Termination of patent right due to non-payment of annual fee |