CN202597774U - Rotary reversing valve of organic waste gas heat storing type catalyzing combustion equipment - Google Patents
Rotary reversing valve of organic waste gas heat storing type catalyzing combustion equipment Download PDFInfo
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- CN202597774U CN202597774U CN 201220268666 CN201220268666U CN202597774U CN 202597774 U CN202597774 U CN 202597774U CN 201220268666 CN201220268666 CN 201220268666 CN 201220268666 U CN201220268666 U CN 201220268666U CN 202597774 U CN202597774 U CN 202597774U
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Abstract
The utility model provides a rotary reversing valve for organic waste gas heat storing type catalyzing combustion equipment, and belongs to the technical field of machinery, solving the problems of the rotary reversing valve of the current organic waste gas heat storing type catalyzing combustion equipment that the structure is complex, the cross contamination of the gas is easily generated, and more power is consumed. The rotary reversing valve of the organic waste gas heat storing type catalyzing combustion equipment comprises a cylindrical valve body, a rotating shaft passing through the valve body, a motor arranged on the valve body, and a rotor sleeved on the rotating shaft, wherein a gas inlet, a gas outlet and a wind blowing port are formed on the valve body; the external sidewalls at two ends of the rotor are sealed to the internal wall of the valve body through sealing components; a gas inlet area, a gas exhausting area, a blowing area, and a blind area which are not communicated with one another are arranged in a chamber body of the rotor in a manner of separating, wherein the gas inlet area is communicated with the gas inlet; the gas exhausting area is communicated with the gas exhausting port; and the blowing area is communicated with the wind blowing port. The rotary reversing valve for the organic waste gas heat storing type catalyzing combustion equipment has a simple structure, can avoid the cross contamination of the gas, and has low energy consumption.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment.
Background technique
Along with the development of society, the pollution of environment is also serious day by day, and the living environment of human body and healthy has been arrived in serious harm.Exhaust emission pollution is meant human poisonous and hazardous gas pollution on the environment of in production and life process, discharging, and mainly is divided into Organic Waste Gas Pollution and inorganic waste gases and pollutes.And in Organic Waste Gas Pollution, the organic exhaust gas that produces in the industrial processes has accounted for bigger proportion.It mainly is to adopt burning method to handle that existing industrial organic exhaust gas is handled, and its principle is to utilize high heat directly to be oxidized to CO to the organic components in the waste gas
2And H
2O.For practicing thrift the burning expense, adopt the heat accumulating type incineration method mostly.Existing organic exhaust gas heat accumulating type catalytic combustion equipment all has a plurality of heat-storage catalytics chamber; Need between each heat-storage catalytic chamber, realize the conversion of air inlet, exhaust and purging in the running; Realize its conversion if use common cut-off valve; Valve quantity is comparatively huge, not only can increase the cost of equipment, also can reduce the reliability of equipment operation.
Switch valve is many in order to solve, the control complicated problems, and existing organic exhaust gas heat accumulating type catalytic combustion equipment mostly is to adopt rotary reversing valve to realize the conversion function of air inlet, exhaust and purging.Like one Chinese patent application (publication number: CN1975222A) disclose a kind of rotary reversing valve that is used for multichamber thermal accumulating organic exhaust gas incinerator; Comprise valve body, spool and stepper motor; Adopt stopcock structure, valve body contacts with the conical surface of spool through 10 °～20 ° of taperings; Spool is divided into 4 layers, and the passage of each layer of conducting is arranged in the spool; Be welded with heat accumulating type connecting tube, exhaust outlet, scavenging pipeline interface and air inlet inlet on the valve body from top to bottom respectively; There is spring the spool below and regulates bolt, the gap of adjusting and control valve body and valve core chamber; Regulating bolt position is locked by locking nut.Switch valve is many though the rotary reversing valve of this patent has well solved, the control complicated problems, and the spool of this rotation switching valve is divided into 4 layers, and the passage of each layer of conducting is arranged in the spool; The layout of each passage is comparatively numerous and diverse; Complex structure is made comparatively difficulty, causes waste gas and purified gas cross pollution in the commutation process easily; The whole valve core rotation of driven by motor in the while running, it is also bigger to consume energy.
Summary of the invention
The purpose of the utility model is to have the problems referred to above to existing technology, has proposed the rotary reversing valve of the little organic exhaust gas heat accumulating type catalytic combustion equipment of a kind of cross pollution, power consumption simple in structure, that can not cause gas.
The purpose of the utility model can realize through following technical proposal: a kind of rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment; Comprise column valve body, be located in the rotating shaft on the said valve body and be installed in the motor on the valve body; Said motor is connected with said rotating shaft; Offer suction port, relief opening on the said valve body and sweep the air port, it is characterized in that, this rotary reversing valve also comprises the rotor that is arranged in the valve body; Said rotor is set in the rotating shaft and with said rotating shaft sealing and is connected, and all seals through Sealing between the outer side wall of said two ends of rotor portion and the inwall of said valve body; Divide in the cavity of said rotor to be separated with disconnected each other air inlet area, exhaust area, purge zone and blind area, said air inlet area is connected with said suction port, and said exhaust area is connected with said relief opening, and said purge zone is connected with the said air port of sweeping; Said air inlet area, exhaust area and purge zone are connected with the heat-storage catalytic chamber of said organic exhaust gas heat accumulating type catalytic combustion equipment respectively.
The rotary reversing valve of this organic exhaust gas heat accumulating type catalytic combustion equipment is mainly used in the conversion of air inlet in the organic exhaust gas heat accumulating type catalytic combustion device processes organic exhaust gas process, exhaust and purging.Be provided with rotor in the valve body of rotation switching valve, divide in the cavity of rotor to be separated with disconnected each other air inlet area, exhaust area, purge zone and blind area, simple in structure, easy to make.During work, pending organic exhaust gas has suction port to send into, and one clean purging air is sent into from sweeping the air port in addition, and gas is oxidized to CO through the air inlet area of rotor and the indoor reaction of heat-storage catalytic of purge zone entering heat-storage catalytic stove respectively
2And H
2O, the Purge gas after cooling gets in the exhaust area of rotor then, discharges from relief opening, operates also comparatively easy.Through the driven by motor rotor rotation; Each heat-storage catalytic that gas gets in the heat-storage catalytic stove successively is indoor; Heat successively each heat-storage catalytic chamber, purification, purging, heat-accumulating process, and whole process power consumption is less, and gas purification process is continuous; Can not cause fluctuation, the gas cross pollution problems before and after having avoided purifying.
In the rotary reversing valve of above-mentioned organic exhaust gas heat accumulating type catalytic combustion equipment; The cavity of said rotor is divided into several zones through dividing plate; Said purge zone and blind area are one; Said air inlet area equates that with the number of said exhaust area said air inlet area, purge zone, blind area and exhaust area are along circumferential array.The cavity of rotor is divided into several zones identical with the amount of heat-storage catalytic chamber through dividing plate, and wherein purge zone respectively is one in the blind area then, remaining half the be air inlet area, second half is an exhaust area.It is that pending organic gas is sent into heat-storage catalytic is indoor that air inlet area mainly acts on; The main effect of exhaust area is purified gas to be sent into relief opening discharge; The main effect of purge zone is to prevent not discharge from exhaust area through the gas of heat-storage catalytic stove purification when air inlet area from changing exhaust area over to, avoids cross pollution; The blind area is airproof, and it mainly acts on is when exhaust area changes air inlet area over to, plays a buffer function, prevents the fluctuation of air pressure, simultaneously also to sealing between exhaust area and the air inlet area, prevents that gas from going here and there mutually, avoids cross pollution.
In the rotary reversing valve of above-mentioned organic exhaust gas heat accumulating type catalytic combustion equipment, said Sealing is O-ring seal, and said O-ring seal is two and is set in the two ends of said rotor respectively.
In the rotary reversing valve of above-mentioned organic exhaust gas heat accumulating type catalytic combustion equipment; Said rotor is near the end of suction port and be set between bottom and the inwall of O-ring seal and said valve body on this end and form cavity one, formation cavity two between the outer side wall of said two O-ring seals and said rotor and the inwall of valve body; Institute's suction port and air inlet area all are connected with said cavity one, and said relief opening and exhaust area all are connected with said cavity two.Pending gas is sent into after cavity one gets in the air inlet area of rotor from suction port, sends in the heat-storage catalytic chamber again and reacts, and purified gas enters the exhaust area of rotor, discharges from relief opening through cavity two then.
In the rotary reversing valve of above-mentioned organic exhaust gas heat accumulating type catalytic combustion equipment, envelope is provided with cover plate one on the relative end of said rotor and cavity one, and said cover plate one offers the opening one that is connected with said air inlet area.Through the effect of cover plate one, after pending organic exhaust gas gets into cavity one from suction port, can only prevent that effectively purified gas and untreated mixed gases are contaminated through the air inlet area of opening one entering rotor.
In the rotary reversing valve of above-mentioned organic exhaust gas heat accumulating type catalytic combustion equipment; Said rotor is provided with cover plate two away from envelope on the end of cavity one; Offer opening two that is connected with said air inlet area and the opening three that is connected with said exhaust area on the said cover plate two, also be provided with the through hole that is connected with said purge zone on the said cover plate two.After pending organic exhaust gas gets into air inlet area, react in each the corresponding heat-storage catalytic chamber through opening two entering heat-storage catalytic stoves, purified gas gets into exhaust areas through opening three again and enters in the cavity two, discharges from relief opening then; Clean purging air is then swept the wind district from sweeping the air port entering, gets in the corresponding regenerator through through hole again.
In the rotary reversing valve of above-mentioned organic exhaust gas heat accumulating type catalytic combustion equipment; Also be provided with several connecting tubes on the said valve body; Said connecting tube respectively with the corresponding setting in said air inlet area, exhaust area, purge zone and blind area, said connecting tube is connected with each heat-storage catalytic chamber of said organic exhaust gas heat accumulating type catalytic combustion equipment respectively.After pending waste gas and clean purging air get into air inlet area and sweep the wind district; React through getting in the heat-storage catalytic chamber respectively with regional corresponding connecting tube separately; Purified gas through getting into exhaust area with the corresponding connecting tube of exhaust area, is discharged from relief opening more then.
Compared with prior art, the rotary reversing valve of this organic exhaust gas heat accumulating type catalytic combustion equipment has the following advantages:
1, the cavity of rotor is divided into several zones through dividing plate, and structure is comparatively simple, and the making of rotor and production are comparatively convenient, and required cost is also lower.
2, gas is through corresponding inlet and regional each heat-storage catalytic that gets into successively in the heat-storage catalytic stove are indoor separately; Heat successively each heat-storage catalytic chamber, purification, purging, heat-accumulating process; Gas purification process is continuous; Can not cause fluctuation, the gas cross pollution problems before and after having avoided purifying.
3, only need through the driven by motor rotor rotation, whole process power consumption is less, meets modern requirements of saving energy.
Description of drawings
Fig. 1 is the structural representation of the rotary reversing valve of this organic exhaust gas heat accumulating type catalytic combustion equipment.
Fig. 2 be this organic exhaust gas heat accumulating type catalytic combustion equipment rotary reversing valve A-A to sectional view.
Fig. 3 be this organic exhaust gas heat accumulating type catalytic combustion equipment rotary reversing valve B-B to sectional view.
Fig. 4 be this organic exhaust gas heat accumulating type catalytic combustion equipment rotary reversing valve C-C to sectional view.
Among the figure, 1, valve body; 11, suction port; 12, relief opening; 13, sweep the air port; 14, cavity one; 15, cavity two; 16, connecting tube; 2, rotating shaft; 3, motor; 4, rotor; 41, air inlet area; 42, exhaust area; 43, purge zone; 44, blind area; 5, O-ring seal; 6, cover plate one; 61, opening one; 7, cover plate two; 71, opening two; 72, opening three; 73, through hole.
Embodiment
Below be the specific embodiment of the utility model and combine accompanying drawing, the technological scheme of the utility model is done further to describe, but the utility model is not limited to these embodiments.
Shown in Fig. 1-4, the rotary reversing valve of this organic exhaust gas heat accumulating type catalytic combustion equipment, comprise column valve body 1, be located in rotating shaft 2 on the valve body 1, be installed in the motor 3 on the valve body 1 and be arranged on the rotor 4 in the valve body 1.Motor 3 is connected with rotating shaft 2 and can drives rotating shaft 2 and rotates, and offers suction port 11, relief opening 12 on the valve body 1 and sweeps air port 13.Rotor 4 is set in the rotating shaft 2 and with rotating shaft 2 and is tightly connected.Through Sealing sealing, Sealing is O-ring seal 5 between the outer side wall at rotor 4 two end part and the inwall of valve body 1, and O-ring seal 5 is two and is set in the two ends of rotor 4 respectively.Rotor 4 is near the end of suction port 11 and be set in formation cavity 2 15 between the inwall of the outer side wall that forms one 14, two O-ring seals 5 of cavity and rotor 4 between bottom and the inwall of O-ring seal 5 and valve body 1 on this end and valve body 1.Divide in the cavity of rotor 4 and be separated with disconnected each other air inlet area 41, exhaust area 42, purge zone 43 and blind area 44; Suction port 11 all is connected with cavity 1 with air inlet area 41; Relief opening 12 and exhaust area 42 all are connected with cavity 2 15, purge zone 43 through pipeline with sweep air port 13 and be connected.Also be provided with several connecting tubes 16 on the valve body 1, connecting tube 16 respectively with air inlet area 41, exhaust area 42, purge zone 43 and blind area 44 corresponding settings.Said air inlet area 41, exhaust area 42 and purge zone 43 are connected through the heat-storage catalytic chamber of connecting tube 16 with said organic exhaust gas heat accumulating type catalytic combustion equipment respectively.
More particularly; The cavity of rotor 4 is divided into several zones through dividing plate; Purge zone 43 is one with blind area 44; Air inlet area 41 equates that with the number of exhaust area 42 purge zone 43 is between adjacent air inlet area 41 and exhaust area 42, and blind area 44 is between adjacent exhaust area 42 and air inlet area 41.For example the cavity of rotor 4 is divided into n zone, and one of them be that 43, one of purge zone are blind area 44, and air inlet area 41 and exhaust area 42 are (n-2)/2.The air inlet area 41 and the exhaust area 42 of the rotor 4 shown in present embodiment and this Figure of description are 3.Envelope is provided with cover plate 1 on the relative end of rotor 4 and cavity 1, and cover plate 1 offers the opening 1 that is connected with air inlet area 41.Rotor 4 is provided with cover plate 27 away from envelope on the end of cavity 1, offers opening 2 71 that is connected with air inlet area 41 and the opening 3 72 that is connected with exhaust area 42 on the cover plate 27, also is provided with the through hole 73 that is connected with purge zone 43 on the cover plate 27.
When the rotary reversing valve of this organic exhaust gas heat accumulating type catalytic combustion equipment is worked; Pending organic exhaust gas has suction port 11 to send in the cavity 1; The air inlet area 41 that gets into rotors 4 by the opening of cover plate 11 again, the opening 2 71 through cover plate 27 gets into the indoor reaction of the corresponding heat-storage catalytics of heat-storage catalytic stove and is oxidized to CO then
2And H
2O; Get in the exhaust area 42 of rotor 4 through opening 3 72 through the Purge gas after the cooling then; Get into the cavity 2 15 that is connected with exhaust area 42 and discharge from relief opening 12, in this stage, one clean purging air is sent into from sweeping air port 13 in addition; Get into the purge zone 43 of rotor 4, from through hole 73, get into indoor purging of the corresponding heat-storage catalytic of heat-storage catalytic stove.Drive rotor 4 through motor 3 in the whole service process and rotate the switching that realizes air inlet, exhaust, purging; Each heat-storage catalytic that gas gets in the heat-storage catalytic stove successively is indoor; Heat successively each heat-storage catalytic chamber, purification, purging, heat-accumulating process, accomplishes a dust cycle.
The rotary reversing valve structure of this machine waste gas heat accumulating type catalytic combustion equipment is comparatively simple, and the making of rotor 4 and production are comparatively convenient; Gas is indoor with each heat-storage catalytic that the zone gets in the heat-storage catalytic stove successively through corresponding inlet separately, and heat successively each heat-storage catalytic chamber, purification, purging, heat-accumulating process, and gas purification process is continuous; Can not cause fluctuation; Can not cause the gas cross pollution before and after purifying, whole process only need drive rotors 4 through motor 3 and rotate, and it is less to consume energy; Meet modern requirements of saving energy, required cost is also lower.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from the spirit of the utility model or surmount the defined scope of appended claims.
Although this paper has used valve body 1, suction port 11, relief opening 12, swept terms such as air port 13, cavity 1, cavity 2 15, connecting tube 16, rotating shaft 2, motor 3, rotor 4, air inlet area 41, exhaust area 42, purge zone 43, blind area 44, O-ring seal 5, cover plate 1, opening 1, cover plate 27, opening 2 71, opening 3 72, through hole 73 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain the essence of the utility model more easily; It all is contrary with the utility model spirit being construed to any additional restriction to them.
Claims (7)
1. the rotary reversing valve of an organic exhaust gas heat accumulating type catalytic combustion equipment; Comprise column valve body (1), be located in the rotating shaft (2) on the said valve body (1) and be installed in the motor (3) on the valve body (1); Said motor (3) is connected with said rotating shaft (2); Offer suction port (11), relief opening (12) on the said valve body (1) and sweep air port (13); It is characterized in that; This rotary reversing valve also comprises the rotor (4) that is arranged in the valve body (1), and said rotor (4) is set in rotating shaft (2) and upward and with said rotating shaft (2) is tightly connected, and all seals through Sealing between the outer side wall at said rotor (4) two end part and the inwall of said valve body (1); Divide in the cavity of said rotor (4) and be separated with disconnected each other air inlet area (41), exhaust area (42), purge zone (43) and blind area (44); Said air inlet area (41) is connected with said suction port (11); Said exhaust area (42) is connected with said relief opening (12), and said purge zone (43) is connected with the said air port (13) of sweeping; Said air inlet area (41), exhaust area (42) and purge zone (43) are connected with the heat-storage catalytic chamber of said organic exhaust gas heat accumulating type catalytic combustion equipment respectively.
2. the rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment according to claim 1; It is characterized in that; The cavity of described rotor (4) is divided into several zones through dividing plate; Said purge zone (43) and blind area (44) are one, and said air inlet area (41) equates that with the number of said exhaust area (42) said air inlet area (41), purge zone (43), blind area (44) and exhaust area (42) are along circumferential array.
3. the rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment according to claim 1 and 2; It is characterized in that; Described Sealing is O-ring seal (5), and said O-ring seal (5) is two and is set in the two ends of said rotor (4) respectively.
4. the rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment according to claim 3; It is characterized in that; Described rotor (4) is near the end of suction port (11) and be set between bottom and the inwall of O-ring seal (5) and said valve body (1) on this end and form cavity one (14), formation cavity two (15) between the outer side wall of said two O-ring seals (5) and said rotor (4) and the inwall of valve body (1); Institute's suction port (11) and air inlet area (41) all are connected with said cavity one (14), and said relief opening (12) and exhaust area (42) all are connected with said cavity two (15).
5. the rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment according to claim 4; It is characterized in that; Envelope is provided with cover plate one (6) on the relative end of described rotor (4) and cavity one (14), and said cover plate one (6) offers the opening one (61) that is connected with said air inlet area (41).
6. the rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment according to claim 4; It is characterized in that; Described rotor (4) is provided with cover plate two (7) away from envelope on the end of cavity one (14); Offer opening two (71) that is connected with said air inlet area (41) and the opening three (72) that is connected with said exhaust area (42) on the said cover plate two (7), also be provided with the through hole (73) that is connected with said purge zone (43) on the said cover plate two (7).
7. the rotary reversing valve of organic exhaust gas heat accumulating type catalytic combustion equipment according to claim 1 and 2; It is characterized in that; Also be provided with several connecting tubes (16) on the described valve body (1); Said connecting tube (16) respectively with said air inlet area (41), exhaust area (42), purge zone (43) and the corresponding setting in blind area (44), said connecting tube (16) is connected with each heat-storage catalytic chamber of said organic exhaust gas heat accumulating type catalytic combustion equipment respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220268666 CN202597774U (en) | 2012-06-06 | 2012-06-06 | Rotary reversing valve of organic waste gas heat storing type catalyzing combustion equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220268666 CN202597774U (en) | 2012-06-06 | 2012-06-06 | Rotary reversing valve of organic waste gas heat storing type catalyzing combustion equipment |
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| CN202597774U true CN202597774U (en) | 2012-12-12 |
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| CN 201220268666 Expired - Fee Related CN202597774U (en) | 2012-06-06 | 2012-06-06 | Rotary reversing valve of organic waste gas heat storing type catalyzing combustion equipment |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486598A (en) * | 2013-09-30 | 2014-01-01 | 浙江环泰环保设备有限公司 | Rotation heat storage type waste gas incinerating device |
| CN105854508A (en) * | 2016-04-20 | 2016-08-17 | 河北先河正源环境治理技术有限公司 | Combined type VOCs (Volatile Organic Chemicals) purification and recovery device |
| CN106468438A (en) * | 2015-08-14 | 2017-03-01 | 江苏百茂源环保科技有限公司 | Incinerator multicell aerofluxuss switched system |
| CN106523735A (en) * | 2016-11-24 | 2017-03-22 | 浙江奇彩环境科技股份有限公司 | Multi-room RTO combined rotary valve |
| WO2017128188A1 (en) * | 2016-01-28 | 2017-08-03 | 广东环葆嘉节能科技有限公司 | Rotary heat accumulating-type waste gas incineration device |
| CN107228209A (en) * | 2017-07-25 | 2017-10-03 | 江苏中研宜普科技有限公司 | Regenerative Combustion System with rotation distributing valve |
| CN107270309A (en) * | 2017-07-07 | 2017-10-20 | 江苏中研宜普科技有限公司 | Regenerative Combustion System with horizontal rotary valve |
| CN110107716A (en) * | 2019-05-24 | 2019-08-09 | 山东海美侬环保科技有限公司 | A kind of air-flow switching valve group and control method |
| CN111237177A (en) * | 2019-11-21 | 2020-06-05 | 山东青耕电气有限公司 | Improved mechanical liquid continuous reversing device |
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2012
- 2012-06-06 CN CN 201220268666 patent/CN202597774U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103486598A (en) * | 2013-09-30 | 2014-01-01 | 浙江环泰环保设备有限公司 | Rotation heat storage type waste gas incinerating device |
| CN106468438A (en) * | 2015-08-14 | 2017-03-01 | 江苏百茂源环保科技有限公司 | Incinerator multicell aerofluxuss switched system |
| WO2017128188A1 (en) * | 2016-01-28 | 2017-08-03 | 广东环葆嘉节能科技有限公司 | Rotary heat accumulating-type waste gas incineration device |
| CN105854508A (en) * | 2016-04-20 | 2016-08-17 | 河北先河正源环境治理技术有限公司 | Combined type VOCs (Volatile Organic Chemicals) purification and recovery device |
| CN105854508B (en) * | 2016-04-20 | 2018-08-31 | 河北先河正源环境治理技术有限公司 | A kind of combined type VOCs purification recovery devices |
| CN106523735A (en) * | 2016-11-24 | 2017-03-22 | 浙江奇彩环境科技股份有限公司 | Multi-room RTO combined rotary valve |
| CN106523735B (en) * | 2016-11-24 | 2019-04-05 | 浙江奇彩环境科技股份有限公司 | Multicell RTO combines rotary valve |
| CN107270309A (en) * | 2017-07-07 | 2017-10-20 | 江苏中研宜普科技有限公司 | Regenerative Combustion System with horizontal rotary valve |
| CN107228209A (en) * | 2017-07-25 | 2017-10-03 | 江苏中研宜普科技有限公司 | Regenerative Combustion System with rotation distributing valve |
| CN110107716A (en) * | 2019-05-24 | 2019-08-09 | 山东海美侬环保科技有限公司 | A kind of air-flow switching valve group and control method |
| CN111237177A (en) * | 2019-11-21 | 2020-06-05 | 山东青耕电气有限公司 | Improved mechanical liquid continuous reversing device |
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Effective date of registration: 20151223 Address after: 317500, room 65, 203 Tiger Hill Road, Taiping Street, Wenling, Zhejiang Patentee after: Wang Qizhi Address before: Jia Zhi Jiaojiang District of Taizhou City, Zhejiang province 317700 Wushi Industrial Park No. 38 Patentee before: Zhejiang Huantai Environmental Protection Equipment Co., Ltd. |
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Effective date of registration: 20170808 Address after: 318000, Zhejiang, Taizhou Economic Development Zone, South Avenue Development Services Center building 503, 505, 507 and 509 (office only) Patentee after: Zhejiang Huantai Environmental Protection Equipment Co., Ltd. Address before: 317500, room 65, 203 Tiger Hill Road, Taiping Street, Wenling, Zhejiang Patentee before: Wang Qizhi |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121212 Termination date: 20210606 |
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| CF01 | Termination of patent right due to non-payment of annual fee |