CN207122614U - The efficient sealed wind direction switching valve of heat storage burner - Google Patents
The efficient sealed wind direction switching valve of heat storage burner Download PDFInfo
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- CN207122614U CN207122614U CN201720808011.1U CN201720808011U CN207122614U CN 207122614 U CN207122614 U CN 207122614U CN 201720808011 U CN201720808011 U CN 201720808011U CN 207122614 U CN207122614 U CN 207122614U
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- direction switching
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- switching valve
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Abstract
It the utility model is related to a kind of efficient sealed wind direction switching valve of heat storage burner, including valve seat, cylinder, valve plate and sealing device；Valve plate is fixed on the top of cylinder pull bar, and packing ring is fixed with valve plate, and the ring metal sheet piece of the packing ring and sealing device interfixes；Annular retainer plate, the pull bar movement of cylinder are fixed with the wall of valve seat, the protrusion wall of annular retainer plate contacts with the wall of ring metal sheet piece, ring metal sheet piece bending under cylinder thrust, is close to the curved wall of annular retainer plate；This wind direction switching valve employs the sealing of ring metal sheet piece contact, while using air pressure expansion loop gas-flow closure or pressure air diffusion sealing, ensure that the sealing property of wind direction switching valve to greatest extent.
Description
Technical field
It the utility model is related to a kind of efficient sealed wind direction switching valve, and in particular to the heat accumulating type of exhaust-gas treatment（RTO）Combustion
Burn engineering device technique field.
Background technology
Current heat accumulating burner（RTO）Be production discharge organic exhaust gas after the heating of thermal storage ceramic,
Temperature is lifted rapidly, and in burner hearth under the effect of combustion gas combustion heating, temperature reaches 680~1050 DEG C, the VOCs in organic exhaust gas
Carbon dioxide and vapor are directly resolved at these elevated temperatures, forms tasteless high-temperature flue gas, then flow through the low accumulation of heat of temperature
Ceramics, a large amount of heat energy are transferred to heat storage from flue gas, for heating the organic exhaust gas to be decomposed circulated, high temperature cigarette next time
The own temperature of gas significantly declines, then heat exchange occurs by heat recovery system and other media, and flue-gas temperature further drops
It is low, finally drain into outside atmosphere.It has economic operating cost, and the treatment effeciency of organic exhaust gas is high, and catalyst poisoning will not occur
The advantages that phenomenon, thus in the world more advanced equipment VOCs processing it is more in this way.Heat accumulating burner（RTO）
Valve transfer formula and rotary two kinds of valve can be divided into, valve transfer formula RTO is by two or more ceramic filler beds, passes through valve
The switching of door changes the direction of air-flow, so as to reach the purpose of preheating VOC waste gas.But wind direction switching valve is due to being relatively large in diameter
It is not easy to seal, waste gas reveals back the purifying rate for directly affecting VOC.In order to improve the existing defects of existing valve-type RTO devices,
Structure and the sealing of wind direction switching valve are only improved, could solve drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of efficient sealed wind direction switching valve of heat storage burner, cut by improving wind
Change the structure and sealing structure of valve, solve wind direction switching valve be not easy to seal, big the influences VOC of the amount of leakage of waste gas purifying rate it is scarce
Fall into, increase substantially the waste gas purification quality and efficiency of heat storage burner.
In view of above-mentioned technical problem, the invention provides a kind of efficient sealed wind direction switching valve of heat storage burner, and it is special
Sign is wind direction switching valve, including valve seat, cylinder, valve plate and sealing device.The air port outside wall surface in valve seat and air channel interfixes,
Annular retainer plate is fixed with the internal face of the valve seat.The outside wall surface in cylinder and air channel interfixes, and the pull bar of the cylinder is stretched
Enter to be arranged in air channel.Valve plate is fixed on the top of cylinder pull bar, and packing ring is fixed with the upper wall surface of the valve plate.Sealing device
Ring metal sheet piece and the packing ring of valve plate interfix.Pull bar moves, curved wall and the annular gold of annular retainer plate
The wall contact sealing of metal thin plate piece, ring metal sheet piece bending under cylinder thrust, is close to annular retainer plate
Curved wall.
The present invention is further improved, the optimization technique measure taken is：The ring packing cover and valve of sealing device
The upper wall surface of plate is interfixed, and seal groove is provided with the support ring of the ring packing cover；Lip ring is fixed with seal groove.
The pull bar of cylinder promotes wind direction switching valve to close, and seal contacts sealing with annular retainer plate outside wall surface.
The present invention is further improved, the optimization technique measure taken is：The air pressure expansion loop of sealing device is fixed
Between valve plate and ring metal sheet piece, through hole is provided with inside the pull bar of cylinder；The air inlet pipe of air pressure expansion loop with
It is connected with each other between through hole.Wind direction switching valve is closed, and pull bar movement is promoted after the exhaust hood room air inlet of cylinder, and compressed gas is led to
Through hole is crossed with air inlet pipe to enter in air pressure expansion loop；Air pressure expansion loop promotes ring metal sheet piece, it is close to annular fixation
The curved wall of circle.Open to switching valve, moved after promoting pull bar after the front air cylinder room air inlet of cylinder；Exhaust hood room is vented, gas
Gases at high pressure discharge in compression swelling circle.
The present invention is further improved, the optimization technique measure taken is：Through hole is provided with inside the pull bar of cylinder,
Pressure-reducing valve is installed, the exhaust outlet of pressure-reducing valve is opened between ring packing cover and ring metal sheet piece on the through hole.
Brief description of the drawings
Fig. 1 is the schematic diagram of the efficient sealed wind direction switching valve of heat storage burner of the present invention.
Fig. 2 is the scheme of installation of wind direction switching valve ring packing cover of the present invention.
Fig. 3 is the scheme of installation of wind direction switching valve collar air pressure expansion loop of the present invention.
Fig. 4 is wind direction switching valve collar gas-flow closure operating diagram of the present invention.
Key fitment symbol description
101- valve seats；102- wind direction switching valves；103- annular retainer plates；104- curved walls；105- outside wall surfaces；201-
Cylinder；202- pull bars；203- through holes；204- exhaust hoods room；205- front air cylinders room；206- pressure-reducing valves；207- exhaust outlets；301-
Valve plate；302- packing rings；401- air channels；402- air ports；403- outside wall surfaces；501- sealing devices；502- ring metal sheet pieces；
503- ring packing covers；504- support rings；505- seal grooves；506- lip rings；507- air pressure expansion loops；508- air inlets
Pipe.
Beneficial effect
Based on above technical scheme, the efficient sealed wind direction switching valve of heat storage burner of the present invention at least has beneficial below
One of effect：
1. the efficient sealed wind direction switching valve of heat storage burner carries out pressure distortion sealing using ring metal sheet piece,
It is obvious, simple and practical especially suitable for major diameter wind direction switching valve, sealing effectiveness；
2. the efficient sealed wind direction switching valve of heat storage burner carries out pressure distortion sealing using ring metal sheet piece
Meanwhile using ring packing shield closure dual-seal, sealing effectiveness is improved to greatest extent；
3. the efficient sealed wind direction switching valve of heat storage burner carries out pressure distortion sealing using ring metal sheet piece,
Ring metal sheet piece is pressurizeed using air pressure expansion loop simultaneously, more effectively prevents exhaust leak；
4. the efficient sealed wind direction switching valve of heat storage burner using ring metal sheet piece carry out pressure distortion sealing with
While ring packing shield closure seals, using the blowing pressure difference sealing is carried out after the high pressure air reducing in cylinder, utilize
Gas pressure difference prevents the leakage of wind direction switching valve untreated exhaust gas to greatest extent.
Embodiment
For the object, technical solutions and advantages of the present invention are more clearly understood, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in further detail.
One, first embodiments
As shown in figure 1, wind direction switching valve 102 includes：Valve seat 101, cylinder 201, valve plate 301 and sealing device 501.Valve seat
101 are interfixed with the outside wall surface of air port 402 in air channel 401, and annular retainer plate 103 is fixed with the internal face of the valve seat 101.Gas
Cylinder 201 and the outside wall surface 403 in air channel 401 are interfixed, and the pull bar 202 of the cylinder 201 is stretched into air channel 401.Valve
Plate 301 is fixed on the top of the pull bar 202 of cylinder 201, and packing ring 302 is fixed with the upper wall surface of the valve plate 301.Sealing device
501 ring metal sheet piece 502 interfixes with the packing ring 302 of valve plate 301.Pull bar 202 moves, annular retainer plate 103
Curved wall 104 sealing is contacted with the wall of ring metal sheet piece 502, ring metal sheet piece 502 is in the thrust of cylinder 201
The lower bending of effect, it is close to the curved wall 104 of annular retainer plate 103.
So far, first embodiment of the invention, the efficient sealed wind direction switching valve introduction of heat storage burner finish.
Two, second embodiments
In order to improve the sealing property of wind direction switching valve, sealing property is improved using various structures.
As shown in Fig. 2 the upper wall surface of the ring packing cover 503 and valve plate 301 of sealing device 501 interfixes, the annular
Seal groove 505 is provided with the support ring 504 of seal closure 503, lip ring 506 is fixed with the seal groove 505.Cylinder 201
Pull bar 202 promote wind direction switching valve 102 to close, seal 506 contacts sealing with the annular outside wall surface 105 of retainer plate 103.Such as
Shown in Fig. 3, the air pressure expansion loop 507 of sealing device 501 is fixedly mounted between valve plate 301 and ring metal sheet piece 502, gas
Through hole 203 is provided with inside the pull bar 202 of cylinder 201；Mutually interconnected between the air inlet pipe 508 of air pressure expansion loop 507 and through hole 203
Connect.Wind direction switching valve 102 is closed, and promotes pull bar 202 to move after the air inlet of exhaust hood room 204 of cylinder 201, compressed gas passes through
Through hole 203 enters in air pressure expansion loop 507 with air inlet pipe 508；Air pressure expansion loop 507 promotes ring metal sheet piece 502, makes it
It is close to the curved wall 104 of annular retainer plate 103.Wind direction switching valve 102 is opened, the air inlet pusher of front air cylinder room 205 of cylinder 201
Moved after dynamic pull bar 202；Exhaust hood room 204 is vented, the gases at high pressure discharge in air pressure expansion loop 507, as shown in figure 4, cylinder
Through hole 203 is provided with inside 201 pull bar 202, pressure-reducing valve 206 is installed on the through hole 203, the exhaust outlet of the pressure-reducing valve 206
207 are opened between ring packing cover 503 and ring metal sheet piece 502.Gases at high pressure in exhaust hood room pass through pressure-reducing valve 206
Enter after decompression in ring packing cover 503, carry out gas pressure sealing.
So far, second embodiment of the invention, the efficient sealed wind direction switching valve introduction of heat storage burner finish.
Particular embodiments described above, the purpose of the present invention, technical scheme and beneficial effect are carried out further in detail
Describe in detail it is bright, should be understood that the foregoing is only the present invention specific embodiment, be not intended to limit the invention, it is all
Within the spirit and principles in the present invention, that is made appoints modification, equivalent substitution, improvement etc., should be included in the protection of the present invention
Within the scope of.
Claims (4)
1. the efficient sealed wind direction switching valve of heat storage burner, it is characterised in that wind direction switching valve（102）, including：
Valve seat（101）, itself and air channel（401）Air port（402）Outside wall surface interfixes, the valve seat（101）Internal face on
It is fixed with annular retainer plate（103）；
Cylinder（201）, itself and air channel（401）Outside wall surface（403）Interfix, the cylinder（201）Pull bar（202）Stretch
Enter to be arranged on air channel（401）In；
Valve plate（301）, it is fixed on cylinder（201）Pull bar（202）Top, the valve plate（301）Upper wall surface on it is fixed
There is packing ring（302）；
Sealing device（501）, its ring metal sheet piece（502）With the valve plate（301）Packing ring（302）Interfix；Institute
State pull bar（202）It is mobile, annular retainer plate（103）Curved wall（104）With ring metal sheet piece（502）Wall connect
Touch sealing, the ring metal sheet piece（502）In cylinder（201）Bending under thrust, it is close to annular retainer plate
（103）Curved wall（104）.
2. the efficient sealed wind direction switching valve of heat storage burner according to claim 1, it is characterised in that：The sealing dress
Put（501）Ring packing cover（503）With the valve plate（301）Upper wall surface interfix, the ring packing cover（503）'s
Support ring（504）On be provided with seal groove（505）；The seal groove（505）Inside it is fixed with lip ring（506）；Cylinder（201）
Pull bar（202）Promote wind direction switching valve（102）Close, the seal（506）With annular retainer plate（103）Outside wall surface
（105）Contact sealing.
3. the efficient sealed wind direction switching valve of heat storage burner according to claim 1 or 2, it is characterised in that：It is described close
Seal apparatus（501）Air pressure expansion loop（507）It is fixedly mounted on valve plate（301）With ring metal sheet piece（502）Between, it is described
Cylinder（201）Pull bar（202）Inside is provided with through hole（203）, the air pressure expansion loop（507）Air inlet pipe（508）With leading to
Hole（203）Between be connected with each other；Wind direction switching valve（102）Close, the cylinder（201）Exhaust hood room（204）Air inlet pusher
Dynamic pull bar（202）Mobile, compressed gas passes through through hole（203）With air inlet pipe（508）Into air pressure expansion loop（507）In；Institute
State air pressure expansion loop（507）Promote ring metal sheet piece（502）, it is close to annular retainer plate（103）Curved wall
（104）；Wind direction switching valve（102）Open, cylinder（201）Front air cylinder room（205）Pull bar is promoted after air inlet（202）After move；
Exhaust hood room（204）Exhaust, air pressure expansion loop（507）In gases at high pressure discharge.
4. the efficient sealed wind direction switching valve of heat storage burner according to claim 2, it is characterised in that：The cylinder
（201）Pull bar（202）Inside is provided with through hole（203）, the through hole（203）On pressure-reducing valve is installed（206）, the decompression
Valve（206）Exhaust outlet（207）It is opened in the ring packing cover（503）With ring metal sheet piece（502）Between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808011.1U CN207122614U (en) | 2017-07-06 | 2017-07-06 | The efficient sealed wind direction switching valve of heat storage burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720808011.1U CN207122614U (en) | 2017-07-06 | 2017-07-06 | The efficient sealed wind direction switching valve of heat storage burner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207122614U true CN207122614U (en) | 2018-03-20 |
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ID=61611996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720808011.1U Active CN207122614U (en) | 2017-07-06 | 2017-07-06 | The efficient sealed wind direction switching valve of heat storage burner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300024A (en) * | 2017-07-06 | 2017-10-27 | 江苏中研宜普科技有限公司 | The efficient sealed wind direction switching valve of heat storage burner |
| CN115259090A (en) * | 2022-06-07 | 2022-11-01 | 南京迪升动力科技有限公司 | Intelligent oxygen conditioner |
-
2017
- 2017-07-06 CN CN201720808011.1U patent/CN207122614U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107300024A (en) * | 2017-07-06 | 2017-10-27 | 江苏中研宜普科技有限公司 | The efficient sealed wind direction switching valve of heat storage burner |
| CN115259090A (en) * | 2022-06-07 | 2022-11-01 | 南京迪升动力科技有限公司 | Intelligent oxygen conditioner |
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