CN202597863U - Full-pressure high-speed air exhaust valve - Google Patents
Full-pressure high-speed air exhaust valve Download PDFInfo
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- CN202597863U CN202597863U CN 201220284294 CN201220284294U CN202597863U CN 202597863 U CN202597863 U CN 202597863U CN 201220284294 CN201220284294 CN 201220284294 CN 201220284294 U CN201220284294 U CN 201220284294U CN 202597863 U CN202597863 U CN 202597863U
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Abstract
The utility model provides a full-pressure high-speed air exhaust valve comprising an air cylinder, a main valve cavity body arranged on the lower portion of the air cylinder, a guide exhaust barrel arranged in the main valve cavity body, a sealing floating body arranged in the guide exhaust barrel, a piston spring and a main valve piston with a vertical through hole. The main valve piston comprises a piston column, an air cylinder piston and a sealing baffle. The air cylinder piston and the sealing baffle are respectively arranged at the upper end and the lower end of the piston. A side wall on the lower portion of the air cylinder is provided with an exhaust air complement opening. A cavity wall of the main valve cavity body is provided with a main valve opening. The piston spring is sleeved on the piston column and arranged between the air cylinder piston and an upper cavity wall of the main valve cavity body. The upper end of the sealing floating body is arranged corresponding to a lower end opening of the vertical through hole of the main valve piston. The full-pressure high-speed air exhaust valve has the advantages of being scientific in design and achieving automatic sealing of a valve door when water exists in pipelines without utilizing a floating ball and a level.
Description
Technical field
The utility model relates to a kind of outlet valve, specifically, has 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 purpose of the utility model 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 utility model 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 utility model has substantive distinguishing features and progress; Specifically; The utility model 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 the structural representation of the utility model.
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, the technological scheme of the utility model 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 only in order to the explanation the utility model technological scheme but not to its restriction; Although with reference to preferred embodiment the utility model has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that: still can make amendment to the embodiment of the utility model perhaps is equal to replacement to the part technical characteristics; And not breaking away from the spirit of the utility model technological scheme, it all should be encompassed in the middle of the technological scheme scope that the utility model 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 201220284294 CN202597863U (en) | 2012-06-18 | 2012-06-18 | Full-pressure high-speed air exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220284294 CN202597863U (en) | 2012-06-18 | 2012-06-18 | Full-pressure high-speed air exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202597863U true CN202597863U (en) | 2012-12-12 |
Family
ID=47315402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220284294 Expired - Lifetime CN202597863U (en) | 2012-06-18 | 2012-06-18 | Full-pressure high-speed air exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202597863U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705568A (en) * | 2012-06-18 | 2012-10-03 | 张朝阳 | Total-pressure high-speed exhaust valve |
-
2012
- 2012-06-18 CN CN 201220284294 patent/CN202597863U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705568A (en) * | 2012-06-18 | 2012-10-03 | 张朝阳 | Total-pressure high-speed exhaust valve |
| CN102705568B (en) * | 2012-06-18 | 2013-11-06 | 张朝阳 | Total-pressure high-speed exhaust valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20121212 Effective date of abandoning: 20131106 |
|
| RGAV | Abandon patent right to avoid regrant |