CN108043222A - A kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas - Google Patents
A kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas Download PDFInfo
- Publication number
- CN108043222A CN108043222A CN201810065739.9A CN201810065739A CN108043222A CN 108043222 A CN108043222 A CN 108043222A CN 201810065739 A CN201810065739 A CN 201810065739A CN 108043222 A CN108043222 A CN 108043222A
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- Prior art keywords
- cylinder
- heat exchanger
- exchanger tube
- heat
- wall
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/86—Catalytic processes
- B01D53/8668—Removing organic compounds not provided for in B01D53/8603 - B01D53/8665
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/708—Volatile organic compounds V.O.C.'s
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention discloses a kind of for handling the catalytic oxidizing equipment with recuperation of heat of VOCS exhaust gas, including cylinder, cylinder upper end is provided with air inlet, air inlet connects air inlet pipe, inner barrel is axially evenly equipped with heat exchanger tube, heat exchanger tube is laterally set, tube sheet is vertically installed on heat exchanger tube, body centre is equipped with hot bypass pipe, tube sheet is arranged between heat bypass pipe outer wall and cylinder inboard wall, and tube sheet is staggered up and down, catalyst container is provided on the right side of heat exchanger tube, cylinder right end is equipped with through hole, burner is fixedly mounted in through hole, cylinder lumen is additionally provided with sandwich plate, and gas passage is formed between sandwich plate and cylinder inboard wall, structural principle of the present invention is simple, good environmental protection；Catalyst container and heat exchanger tube are integrated in same cylinder, floor space can be reduced, the catalysis oxidation efficiency of exhaust gas is improved, further improves work efficiency.
Description
Technical field
The present invention relates to technical field of waste gas treatment, are specially a kind of catalysis with recuperation of heat for being used to handle VOCS exhaust gas
Oxidation unit.
Background technology
In China, VOCs volatile organic matters refer to that saturated vapor pressure is more than boiling point under 133.32 Pa, normal pressure under room temperature
Organic compound or the organic solid that can be volatilized any at normal temperatures and pressures or liquid below 50-260 DEG C；It is cured through foreign countries
Learning research is confirming, lives in the pregnant woman in volatile organic compounds pollution environment, and the probability for causing fetal anomaly is much high
In ordinary person, and it is possible to which the intellectual development of child from now on is impacted.Meanwhile the volatile organic compound in room air
Object is to cause nervous system in children, hematological system, the major reason of the children's illness day after tomorrow.
The heat exchanger in VOCS exhaust fume catalytics oxidation unit and catalytic combustion burner are separate from present, are needed during use
It to be assembled, be taken up a large area at the scene, affected gas treatment efficiency, be further improved.
The content of the invention
It is an object of the invention to provide a kind of for handling the catalytic oxidizing equipment with recuperation of heat of VOCS exhaust gas, with solution
Certainly the problems mentioned above in the background art.
To achieve the above object, the present invention provides following technical solution：A kind of band recuperation of heat for being used to handle VOCS exhaust gas
Catalytic oxidizing equipment, including cylinder, the cylinder upper end is provided with air inlet, and the air inlet connects air inlet pipe, the cylinder
Internal axial to be evenly equipped with heat exchanger tube, the heat exchanger tube is laterally set, and is vertically installed with tube sheet on the heat exchanger tube, in the cylinder
The heart is equipped with hot bypass pipe, and the tube sheet is arranged between heat bypass pipe outer wall and cylinder inboard wall, and the tube sheet is staggeredly set up and down
It puts, catalyst container is provided on the right side of the heat exchanger tube, the cylinder right end is equipped with through hole, and burner is fixedly mounted in the through hole,
The cylinder lumen is additionally provided with sandwich plate, and forms gas passage between the sandwich plate and cylinder inboard wall；Before the burner
End is equipped with the fiery cylinder of shield, and the fiery cylinder of the shield stretches into cylinder lumen, and the outer end of the sandwich plate is fixed on the fiery drum outer wall of shield；Institute
It states the fiery cylinder front end both sides of shield and is also installed with spiral board respectively, and described spiral board one end is fixed on the fiery drum outer wall of shield, separately
One end is fixed on sandwich plate inner wall.
Preferably, the first temperature sensor and second temperature sensor are further included, first temperature sensor is arranged on
Between catalyst container and burner；The second temperature sensor is arranged between catalyst container and heat exchanger tube.
Preferably, the hot bypass pipe outer end is also equipped with automatic regulating valve.
Preferably, the outer surface of the sandwich plate is coated with high-temperaure coating.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）Structural principle of the present invention is simple, good environmental protection；Catalyst container and heat exchanger tube are integrated in same cylinder, can be subtracted
Few floor space, improves the catalysis oxidation efficiency of exhaust gas, further improves work efficiency；Wherein, tube sheet is arranged on hot bypass
Between pipe outer wall and cylinder inboard wall, and tube sheet is staggered up and down, using this structure, it can be ensured that the S-shaped flowing of off-gas flows,
Improve heat exchange efficiency.
（2）In the present invention, protect fiery cylinder front end both sides and be also installed with spiral board respectively, and spiral board one end is fixed on
The fiery drum outer wall of shield, the other end are fixed on sandwich plate inner wall, the spiral board of setting, it can be ensured that and the gas temperature after heating is uniform,
Improve subsequent catalyst effect.
Description of the drawings
Fig. 1 is overall structure diagram of the present invention.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical solution：A kind of catalysis with recuperation of heat for being used to handle VOCS exhaust gas
Oxidation unit, including cylinder 1,1 upper end of cylinder is provided with air inlet 2, and the air inlet 2 connects air inlet pipe 3, the cylinder 1
Internal to be axially evenly equipped with heat exchanger tube 4, the heat exchanger tube 4 is laterally set, and tube sheet 5, the cylinder are vertically installed on the heat exchanger tube 4
1 center of body is equipped with hot bypass pipe 6, and hot 6 outer end of bypass pipe is also equipped with automatic regulating valve 15；The tube sheet 5 is arranged on by heat
Between 1 inner wall of 6 outer wall of siphunculus and cylinder, and the tube sheet is staggered about 5, using this structure, it can be ensured that off-gas flows
S-shaped flowing, improves heat exchange efficiency；4 right side of heat exchanger tube is provided with catalyst container 7, and 1 right end of cylinder is equipped with through hole,
Burner 8 is fixedly mounted in the through hole, and 1 inner cavity of cylinder is additionally provided with sandwich plate 9, and the sandwich plate 9 and 1 inner wall of cylinder
Between formed gas passage 10；8 front end of burner is equipped with the fiery cylinder 11 of shield, and the fiery cylinder 11 of the shield stretches into 1 inner cavity of cylinder,
The outer end of the sandwich plate 9 is fixed on shield 11 outer wall of fiery cylinder；The fiery 11 front end both sides of cylinder of shield are also installed with respectively
Spiral board 12, and 12 one end of the spiral board is fixed on shield 11 outer wall of fiery cylinder, the other end is fixed on 9 inner wall of sandwich plate, setting
Spiral board, it can be ensured that the gas temperature after heating is uniform, improves subsequent catalyst effect；The outer surface of sandwich plate 9 is coated with
There is high-temperaure coating；The high-temperaure coating of setting can improve the high temperature resistance of sandwich plate, extend its service life.
In the present invention, the first temperature sensor 13 and second temperature sensor 14, first temperature sensor are further included
13 are arranged between catalyst container 7 and burner 8；The second temperature sensor 14 is arranged between catalyst container 7 and heat exchanger tube 4；
Wherein, the temperature before being catalyzed after the burning of the first temperature sensor acquisition gas；After second temperature sensor acquisition gas catalysis
Temperature, the temperature sensor of setting adjust flame size convenient for burner.
Operation principle：Pending exhaust gas enters from air inlet pipe in cylinder, and gas is exchanged heat by heat exchanger tube, and gas
S-shaped flowing, gas enters gas passage afterwards, and is heated after gas passage outflow by burner combustion, after heating
Gas by spiral board carry out all heat-treated after enter catalyst container catalytic treatment；Gas after catalysis is carried out again by heat exchanger
It is flowed out after heat exchange from cylinder one end.
In conclusion structural principle of the present invention is simple, good environmental protection；Catalyst container and heat exchanger tube are integrated in same cylinder
It is interior, floor space can be reduced, the catalysis oxidation efficiency of exhaust gas is improved, further improves work efficiency.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. it is a kind of for handling the catalytic oxidizing equipment with recuperation of heat of VOCS exhaust gas, including cylinder（1）, it is characterised in that：Institute
State cylinder（1）Upper end is provided with air inlet（2）, the air inlet（2）Connect air inlet pipe（3）, the cylinder（1）It is internal axial uniformly distributed
There is heat exchanger tube（4）, the heat exchanger tube（4）It laterally sets, the heat exchanger tube（4）On be vertically installed with tube sheet（5）, the cylinder
（1）Center is equipped with hot bypass pipe（6）, the tube sheet（5）It is arranged on hot bypass pipe（6）Outer wall and cylinder（1）Between inner wall, and institute
State tube sheet（5）It is staggered up and down, the heat exchanger tube（4）Right side is provided with catalyst container（7）, the cylinder（1）Right end is equipped with logical
Burner is fixedly mounted in hole, the through hole（8）, the cylinder（1）Inner cavity is additionally provided with sandwich plate（9）, and the sandwich plate（9）
With cylinder（1）Gas passage is formed between inner wall（10）；The burner（8）Front end is equipped with the fiery cylinder of shield（11）, and the shield
Fiery cylinder（11）Stretch into cylinder（1）Inner cavity, the sandwich plate（9）Outer end be fixed on the fiery cylinder of shield（11）Outer wall；The fiery cylinder of shield
（11）Front end both sides are also installed with spiral board respectively（12）, and the spiral board（12）One end is fixed on the fiery cylinder of shield（11）
Outer wall, the other end are fixed on sandwich plate（9）Inner wall.
2. a kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas according to claim 1, feature
It is：Further include the first temperature sensor（13）And second temperature sensor（14）, first temperature sensor（13）It sets
In catalyst container（7）With burner（8）Between；The second temperature sensor（14）It is arranged on catalyst container（7）With heat exchanger tube（4）It
Between.
3. a kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas according to claim 1, feature
It is：The hot bypass pipe（6）Outer end is also equipped with automatic regulating valve（15）.
4. a kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas according to claim 1, feature
It is：The sandwich plate（9）Outer surface be coated with high-temperaure coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810065739.9A CN108043222A (en) | 2018-01-23 | 2018-01-23 | A kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810065739.9A CN108043222A (en) | 2018-01-23 | 2018-01-23 | A kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108043222A true CN108043222A (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810065739.9A Pending CN108043222A (en) | 2018-01-23 | 2018-01-23 | A kind of catalytic oxidizing equipment with recuperation of heat for being used to handle VOCS exhaust gas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887484A (en) * | 2022-05-30 | 2022-08-12 | 山东道简环保科技有限公司 | Circulating waste heat coupling type SCR denitration system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204768276U (en) * | 2015-06-24 | 2015-11-18 | 上海蓝科石化环保科技股份有限公司 | Small -size VOCs exhaust gas purification device suitable for granular catalyst |
| CN107435937A (en) * | 2017-09-19 | 2017-12-05 | 江苏中科睿赛污染控制工程有限公司 | A kind of catalytic combustion system |
| CN207980866U (en) * | 2018-01-23 | 2018-10-19 | 上海云汇环保科技有限公司 | A kind of catalytic oxidizing equipment with recuperation of heat for handling VOCS exhaust gas |
-
2018
- 2018-01-23 CN CN201810065739.9A patent/CN108043222A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204768276U (en) * | 2015-06-24 | 2015-11-18 | 上海蓝科石化环保科技股份有限公司 | Small -size VOCs exhaust gas purification device suitable for granular catalyst |
| CN107435937A (en) * | 2017-09-19 | 2017-12-05 | 江苏中科睿赛污染控制工程有限公司 | A kind of catalytic combustion system |
| CN207980866U (en) * | 2018-01-23 | 2018-10-19 | 上海云汇环保科技有限公司 | A kind of catalytic oxidizing equipment with recuperation of heat for handling VOCS exhaust gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114887484A (en) * | 2022-05-30 | 2022-08-12 | 山东道简环保科技有限公司 | Circulating waste heat coupling type SCR denitration system |
| CN114887484B (en) * | 2022-05-30 | 2023-12-08 | 浙江三维联合热电有限公司 | Circulating waste heat coupling type SCR denitration system |
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