CN204493735U - A kind of axial flow pressure regulator - Google Patents
A kind of axial flow pressure regulator Download PDFInfo
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- CN204493735U CN204493735U CN201520086239.5U CN201520086239U CN204493735U CN 204493735 U CN204493735 U CN 204493735U CN 201520086239 U CN201520086239 U CN 201520086239U CN 204493735 U CN204493735 U CN 204493735U
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- membrane cover
- flap
- valve cylinder
- axial flow
- pressure regulator
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Abstract
The utility model discloses a kind of axial flow pressure regulator, comprise right membrane cover and left membrane cover, it is characterized in that, described right membrane cover and left membrane cover are fastened and connected and keep joint to seal, valve cylinder runs through and is connected in right membrane cover and left membrane cover, right membrane cover is connected with inlet flange, the opening of inlet flange and valve cylinder conducting, left membrane cover is connected with outlet(discharge) flange by connecting base, flap is provided with in connecting base, valve cylinder is pressed together on flap by adjustable pressure mechanism and gas circuit is blocked, stream pressure height and uninterrupted is regulated by regulating the gap between adjustable pressure mechanism control valve cylinder and flap to realize.Axial flow pressure regulator negotiability described in the utility model is large, and regulation precision is high, and on-line maintenance is convenient, and valve port is closed closely, long service life, stable working noise is little, is quick on the draw, fast response time, compact structure, part is few, and be suitable for pressure range large, application is extensive.
Description
Technical field
The utility model relates to gas pressure regulator, governor, particularly relates to a kind of axial flow pressure regulator.
Background technique
Gas pressure regulator, governor is the most important assembly of gas pressure regulating station, and its effect higher gaseous-pressure is reduced to lower pressure that pipe network or pipeline can bear and keeps stable.Gas pressure regulator, governor can be divided into according to the structural type of pressure regulation throttle element: cut-off type pressure governor, diaphragm type pressure governor, axial flow pressure regulator etc.Axial flow pressure regulator be a kind ofly construct novelty, the indirection type pressure governor that tight-closed, negotiability is large, pressure regulation is stable, pressure governor internals are stainless steel manufacture, long service life, have superpressure automatically to close, automatic open function when pressure recover is normal, installing space is little, any position can be installed on, be suitable for urban gate station, region voltage regulating station and gas turbine air feed, can be used for rock gas, liquefied petroleum gas (LPG), air and other noncorrosive gases.But existing axial flow pressure regulator design of part is complicated, and sealing is bad, manufacturing difficulty, fabricating cost is higher.
Model utility content
The technical assignment of technical problem to be solved in the utility model and proposition improves prior art, there is provided a kind of axial flow pressure regulator, solve the axial flow pressure regulator complex structure in current technology, sealing is bad, manufacturing difficulty, the higher problem of fabricating cost.
For solving above technical problem, the technical solution of the utility model is:
A kind of axial flow pressure regulator, comprise right membrane cover and left membrane cover, it is characterized in that, described right membrane cover and left membrane cover are fastened and connected and keep joint to seal, valve cylinder runs through and is connected in right membrane cover and left membrane cover, right membrane cover is connected with inlet flange, the opening of inlet flange and valve cylinder conducting, left membrane cover is connected with outlet(discharge) flange by connecting base, flap is provided with in connecting base, valve cylinder is pressed together on flap by adjustable pressure mechanism and gas circuit is blocked, stream pressure height and uninterrupted is regulated by regulating the gap between adjustable pressure mechanism control valve cylinder and flap to realize.Axial flow pressure regulator described in the utility model utilizes inlet flange, right membrane cover, left membrane cover and connecting base to form the pilot hole of valve cylinder axial motion, and valve cylinder moves vertically and is pressed together on flap or reserves with flap closedown and the unlatching that gap achieves valve port.Axial flow pressure regulator compact structure described in the utility model is simple, and part is few, the airtight consolidation of valve port, and overall tightness is good, and fluid ability is large, applied widely.
Further, described adjustable pressure mechanism comprises epithelium and pallet, epithelium, tray sleeve is contained on valve cylinder, the edge clamping of epithelium is contained in the joint of right membrane cover and left membrane cover, by locking nut, epithelium is fixed on pallet, right membrane cover and left membrane cover are fastened the inner space formed and cut off for two-part by epithelium, spring is provided with between inlet flange and pallet, spring is in compressive state, the elastic force of spring makes valve cylinder be pressed together on flap, left membrane cover offers vent to be connected with control tracheae, control tracheae to pass into pressed gas Compress Spring left in membrane cover and valve cylinder is separated with flap produce gap.Axial flow pressure regulator described in the utility model in off position time, utilize the elastic force of spring to be close on fixing flap by valve cylinder, thus gas cannot pass through from flap, gas is closed in valve cylinder; When axial flow pressure regulator opened by needs, pressurized gas are passed into by the vent on left membrane cover, air pressure promotes epithelium, epithelium pull pallet to the right membrane cover move, thus make valve cylinder leave flap, the high-pressure gas pressure passed into is larger, and the gap between valve cylinder and flap is larger, thus achieves the function of stream pressure height and the uninterrupted regulated by axial flow pressure regulator.
Further, described valve cylinder is also set with tray pad, the sealing that epithelium is cut off at valve cylinder by pallet and tray pad clamping raising epithelium, makes the regulation precision of axial flow pressure regulator high, be quick on the draw, fast response time.
Further, described flap is also provided with guiding subassembly, make unimpeded the exporting from outlet(discharge) flange of the energy of the gas after pressure regulation, smooth working, noise is little.
Further, between described flap and the surface of contact of valve cylinder, be provided with flap rubber cushion, utilize flap rubber cushion to contact with valve cylinder, improve sealing valve port, make valve port close consolidation No leakage, improve safety in utilization.
Further, described flap rubber cushion on flap, utilizes pressing plate by smooth for flap elastic mounting by presser device, prevents flap rubber cushion warpage from causing sealing to occur bad, improves safety in utilization.
Compared with prior art, the utility model advantage is:
Axial flow pressure regulator negotiability described in the utility model is large, and regulation precision is high, and on-line maintenance is convenient, and valve port is closed closely, long service life, stable working noise is little, is quick on the draw, fast response time, compact structure, part is few, and be suitable for pressure range large, application is extensive;
The utility model simple and stable structure, be easy to manufacture, fabricating cost is low.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technological scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
A kind of axial flow pressure regulator disclosed in the utility model embodiment, simple and stable structure, negotiability is large, and regulation precision is high, and on-line maintenance is convenient, good airproof performance, and valve port is closed closely, long service life.
As shown in Figure 1, a kind of axial flow pressure regulator, comprise right membrane cover 2 and left membrane cover 13, right membrane cover 2 and left membrane cover 13 are fastened and connected and keep joint to seal, valve cylinder 14 runs through and is connected in right membrane cover 2 and left membrane cover 13, right membrane cover 2 is connected with inlet flange 1, the opening of inlet flange 1 and valve cylinder 14 conducting, left membrane cover 13 is connected with outlet(discharge) flange 8 by connecting base 7, inlet flange 1, right membrane cover 2, left membrane cover 13 and connecting base 7 form the pilot hole of valve cylinder 14 axial motion, flap 10 is provided with in connecting base 7, valve cylinder 14 is pressed together on flap 10 by adjustable pressure mechanism and gas circuit is blocked, in the present embodiment flap 10 is also provided with the stability that guiding subassembly 9 improves air-flow output, flap rubber cushion 11 passes through pressing plate 12 device on flap 10, valve cylinder 14 is close to seal flap rubber cushion 11 improving valve port, prevent from revealing the safety in utilization improving axial flow pressure regulator, stream pressure height and uninterrupted is regulated by regulating the gap between the flap rubber cushion 11 on adjustable pressure mechanism control valve cylinder 14 and flap 10 to realize.
Adjustable pressure mechanism comprises epithelium 3 and pallet 5, epithelium 3, pallet 5 is sleeved on valve cylinder 14, the edge clamping of epithelium 3 is contained in the joint of right membrane cover 2 and left membrane cover 13, by locking nut 4, epithelium 3 is fixed on pallet 5, valve cylinder 14 is also set with tray pad 6, the sealing that epithelium 3 is cut off at valve cylinder 14 by pallet 5 and tray pad 6 clamping raising epithelium 3, the inner space that right membrane cover 2 and left membrane cover 13 are fastened formation by epithelium 3 cuts off for two-part, spring 15 is provided with between inlet flange 1 and pallet 5, spring 15 is in compressive state, the elastic force of spring 15 makes valve cylinder 14 be pressed together on flap 10, left membrane cover 13 offers vent to be connected with control tracheae, control tracheae to pass into pressed gas Compress Spring 15 left in membrane cover 13 and valve cylinder 14 is separated with flap 10 produce gap.
When using axial flow pressure regulator described in the utility model, if need axial flow pressure regulator to be in closed condition, then left membrane cover 13 is interior without the need to passing into pressurized gas, under the elastic force effect of spring 15, valve cylinder 14 is close on the flap rubber cushion 11 on flap 10, thus gas cannot pass through from flap 10, gas is closed in valve cylinder 14; When axial flow pressure regulator opened by needs, pressurized gas are passed into by the vent on left membrane cover 13, air pressure promotes epithelium 3, epithelium 3 pull pallet 5 to the right membrane cover 2 move, thus make valve cylinder 14 leave flap 10, the high-pressure gas pressure passed into is larger, and the gap between valve cylinder 14 and flap 10 is larger, thus achieves the function of stream pressure height and the uninterrupted regulated by axial flow pressure regulator.
Below be only preferred implementation of the present utility model, it should be pointed out that above-mentioned preferred implementation should not be considered as restriction of the present utility model, protection domain of the present utility model should be as the criterion with claim limited range.For those skilled in the art, not departing from spirit and scope of the present utility model, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. an axial flow pressure regulator, comprise right membrane cover (2) and left membrane cover (13), it is characterized in that, described right membrane cover (2) and left membrane cover (13) are fastened and connected and keep joint to seal, valve cylinder (14) runs through and is connected in right membrane cover (2) and left membrane cover (13), right membrane cover (2) is connected with inlet flange (1), the opening of inlet flange (1) and valve cylinder (14) conducting, left membrane cover (13) is connected with outlet(discharge) flange (8) by connecting base (7), flap (10) is provided with in connecting base (7), valve cylinder (14) is pressed together on flap (10) by adjustable pressure mechanism and gas circuit is blocked, stream pressure height and uninterrupted is regulated by regulating the gap between adjustable pressure mechanism control valve cylinder (14) and flap (10) to realize.
2. axial flow pressure regulator according to claim 1, it is characterized in that, described adjustable pressure mechanism comprises epithelium (3) and pallet (5), epithelium (3), pallet (5) is sleeved on valve cylinder (14), the edge clamping of epithelium (3) is contained in the joint of right membrane cover (2) and left membrane cover (13), by locking nut (4), epithelium (3) is fixed on pallet (5), right membrane cover (2) and left membrane cover (13) are fastened the inner space formed and cut off for two-part by epithelium (3), spring (15) is provided with between inlet flange (1) and pallet (5), spring (15) is in compressive state, the elastic force of spring (15) makes valve cylinder (14) be pressed together on flap (10), left membrane cover (13) offers vent to be connected with control tracheae, control tracheae to pass into pressed gas Compress Spring (15) left in membrane cover (13) and valve cylinder (14) is separated with flap (10) produce gap.
3. axial flow pressure regulator according to claim 2, it is characterized in that, described valve cylinder (14) is also set with tray pad (6), the sealing that epithelium (3) is cut off by pallet (5) and tray pad (6) clamping raising epithelium (3).
4. axial flow pressure regulator according to claim 1, is characterized in that, described flap (10) is also provided with guiding subassembly (9).
5. axial flow pressure regulator according to claim 4, is characterized in that, is provided with flap rubber cushion (11) between described flap (10) and the surface of contact of valve cylinder (14).
6. axial flow pressure regulator according to claim 5, is characterized in that, described flap rubber cushion (11) by pressing plate (12) device on flap (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520086239.5U CN204493735U (en) | 2015-02-06 | 2015-02-06 | A kind of axial flow pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520086239.5U CN204493735U (en) | 2015-02-06 | 2015-02-06 | A kind of axial flow pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204493735U true CN204493735U (en) | 2015-07-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520086239.5U Active CN204493735U (en) | 2015-02-06 | 2015-02-06 | A kind of axial flow pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204493735U (en) |
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2015
- 2015-02-06 CN CN201520086239.5U patent/CN204493735U/en active Active
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |