CN206199010U - Rotary VOCs catalyst oxidation reactors - Google Patents
Rotary VOCs catalyst oxidation reactors Download PDFInfo
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- CN206199010U CN206199010U CN201621242287.XU CN201621242287U CN206199010U CN 206199010 U CN206199010 U CN 206199010U CN 201621242287 U CN201621242287 U CN 201621242287U CN 206199010 U CN206199010 U CN 206199010U
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- rotary
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- rotary shaft
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Abstract
The utility model discloses a kind of rotary VOCs catalyst oxidation reactors, it is the housing of sealing, housing central section is provided with rotary shaft, the catalytic reaction module of multigroup circular arc is provided between rotary shaft and housing, catalytic reaction module is made up of the catalytic bed on upper strata and the heat storage of lower floor, catalytic bed and heat storage fixed installation are on the rotary shaft, catalytic reaction module in rotary shaft is no less than two groups, exhausted qi leel dividing plate is provided between two groups of catalytic reaction modules adjacent in rotary shaft, case top is communicated with layer, it is both connected on connectivity layer at the top of different catalytic reaction modules, housing is respectively provided on two sides with air inlet and exhaust outlet, air inlet and exhaust outlet are connected to the bottom of the heat storage of different catalytic reaction modules；The utility model energy consumption is low, facility compact, easy to maintenance, operating cost are low, is relatively specific for the purified treatment of industrial VOCs.
Description
Technical field
The utility model is related to the purification treatment technology field of organic exhaust gas, more particularly to a kind of rotary VOCs catalysis oxygen
Change reactor.
Background technology
With China's expanding economy, the volatile organic matter of industrial stationary source（VOCs）To key cities of China group and weight
The influence of point Regional Atmospheric Pollution increasingly shows especially.Industry involved by VOCs is numerous, including coating process, petroleum and petrochemical industry, packaging
Printing, medication chemistry etc..In May, 2010, the General Office of the State Council proposes and strengthens wanting for volatile organic matter prevention and cure of pollution work
Ask, on June 19th, 2015, according to《The Law of the People's Republic of China on the Prevention and Control of Atmospheric Pollution》、《Administrative Regulations on Pollution Discharge Fee Levy》、
《State Council is on printing and distributing the notice of prevention and control of air pollution action plan》Deng regulation, the Ministry of Finance, the Committee of Development and Reform, ministries and commissions of Chinese Ministry of Environmental Protection three connection
Conjunction is printed and distributed《Volatile organic matter Pollution Charges Site method》, also embody great attention of the country to VOCs pollution controls.
At present, VOCs purification treatment technologies can be divided into recovery technology and the major class of destruction technology two.Recovery technology is by thing
Reason method realizes concentration and separation organic pollution, including absorption, absorption, condensation and film using selective absorption or selectively penetrating
Separate etc..Destruction technology is, by oxidation reaction, organic pollution to be oxidized to the side of the harmless small molecule such as carbon dioxide and water
Method, including catalysis burning, catalysis oxidation, biological oxidation, low temperature plasma and photochemical catalytic oxidation etc..For industrial VOCs discharges
The storage of the characteristics of intensity is big, pollutant kind is more, the duration is long, heat accumulating type catalytic oxidation technologies or integrated Adsorption Concentration technology
Heat catalytic oxidation technology turns into the first-selection of industry VOCs pollution controls.
What is commonly used at present is two body heat accumulating type catalytic oxidizing equipments, and the patent of Publication No. CN102721073A is disclosed
A kind of regenerative catalytic combustion device with UTILIZATION OF VESIDUAL HEAT IN, catalysis burning is maintained by the heat produced in catalyticing combustion process
Continuous service, and residual heat using device is arranged on two tops of catalysis burning bed, produced burning is catalyzed by heat exchanger
Heat transfer to extract heat medium, reclaim waste heat.But, the device volume is big, and air-flow is changed by reversal valve
Direction, when switch operation is carried out, the pending waste gas in part inevitably flows directly into gas vent, causes waste gas to let out
Leakage.
The patent of Publication No. CN103216838A discloses a kind of No leakage regenerative catalytic combustion device, by one
Lift three-way cut-off valve connects two two body regenerative catalytic combustion devices, and switch operation is in not work in each working cell
Carried out in the state of work, but, the appliance arrangement utilization rate is low, and two regenerative catalytic combustion devices are independently separated, and are run
Heat loss is serious in journey, floor space is big.
Additionally, situations such as catalytic oxidation in VOCs catalytic oxidizing equipments often easily triggers detonation, influences enterprise security
How production, both realized that efficient low-consume removed VOCs, and the security that device is ensured again is also that for need to solving is important asks
Topic.
Utility model content
For above-mentioned problem, the utility model purpose is that a kind of heat utilization efficiency of offer is high, operating cost is low, knot
Compact, the easy to maintenance rotary VOCs catalyst oxidation reactors of structure.
In order to achieve the above object, the technical solution adopted in the utility model is as follows：A kind of rotary VOCs catalysis oxidations
Reactor, described reactor is the housing of sealing, and described housing central section is provided with rotary shaft, is provided between rotary shaft and housing
The catalytic reaction module of multigroup circular arc, described catalytic reaction module is by the catalytic bed on upper strata and the heat storage institute group of lower floor
Into on the rotary shaft, the catalytic reaction module in rotary shaft is no less than two groups, in rotary shaft for catalytic bed and heat storage fixed installation
Exhausted qi leel dividing plate is provided between two groups of adjacent catalytic reaction modules, described case top is communicated with layer, different catalysis
It is both connected on connectivity layer at the top of reaction module, housing is respectively provided on two sides with air inlet and exhaust outlet, air inlet and exhaust
Mouth is connected to the bottom of the heat storage of different catalytic reaction modules.
As a kind of improvement of the present utility model, explosion venting valve, the bottom of housing are provided with described housing at the top of connectivity layer
Portion is provided with sewage draining exit；When the reaction temperature of the catalytic bed in housing is too high or during hypertonia, discharges unnecessary by explosion venting valve
Heat or pressure, it is to avoid the generation of accident, after the completion of device reaction, the particle that residual is reacted in housing is entered by sewage draining exit
Row cleaning, facilitates the maintenance and maintenance of device.
As a kind of improvement of the present utility model, it is provided with gas distribution pipe in described housing and is connected on air inlet, gas distribution pipe
The underface of heat storage is arranged on, electric calorifie installation is connected with described gas distribution pipe；Because device starts not being circulated work
When, heat storage inside does not exist heat, it is necessary to aid in heating by electric calorifie installation, after device circulation work, electric calorifie installation is just
Heat supply need not be continued.
Used as a kind of improvement of the present utility model, the inwall of described housing is made up of insulation material, and enclosure interior is led to
Cross insulation material and demarcation strip and multigroup catalytic reaction module is separated into multiple independent reaction zones, prevent enclosure interior energy
It is lost in.
Used as a kind of improvement of the present utility model, described heat storage is made up of thermal storage ceramic, described thermal storage ceramic
For saddle ring thermal storage ceramic or honeycomb regenerator ceramics in one or two.
Used as a kind of improvement of the present utility model, described catalytic bed is provided with catalyst, and described catalyst is industry
VOCs catalyst for catalytic purifying；Including the honeycomb type integer catalyzer or beaded catalyst of Pt, Pd isoreactivity component.
Used as a kind of improvement of the present utility model, described enclosure interior is provided with electric rotating machine and control system, described
Electric rotating machine is connected on the rotary shaft；By the working cycles of control system control device, that is, control the rotational time of rotary shaft
And the anglec of rotation；The switching of working cycles can be controlled by the temperature of thermal storage ceramic layer, to avoid too high temperature shadow
Ring catalyst life；In the case that organic exhaust gas change in concentration is little, it is also possible to set the time of each working cycles, root
The switching of circulation is operated according to the time.
The utility model has the advantage of：
1）The capacity usage ratio of device of the present utility model is high, and operating cost is low；
2）Apparatus structure of the present utility model is simple, and gas direction, compact conformation are switched into by rotation；
3）Any two groups of catalytic reaction modules in the utility model form a working cell, and organic exhaust gas are urged by one group
Change reaction module enter, discharged by another group of catalytic reaction module through catalytic purification, during realize being catalyzed deep purifying twice
And complete waste heat retention；
4）After rotation is switched into gaseity, the waste heat of retention will be utilized to preheating and newly enter pending waste gas, greatly
Reduce reactor operation energy consumption；
5）When rotary shaft of the present utility model assembles catalytic reaction module more than two, non-stop-machine feelings are may be implemented in
On-bne repair work under condition；
6）Reactor shell installs explosion venting valve and sewage draining exit, improves the security of device.
Brief description of the drawings
Fig. 1 is apparatus structure sketch of the present utility model；
Fig. 2 is of the present utility model to contain two groups of structure charts of the reactor of catalytic reaction module；
Fig. 3 is of the present utility model to contain three groups of structure top views of the reactor of catalytic reaction module.
Wherein, 1 housing, 2 catalytic beds（One group）, 2-1 catalytic beds（Two groups）, 2-2 catalytic beds（Three groups）3 rotary shafts；
4 heat storages（One group）, 4-1 heat storages（Two groups）, 5 exhaust outlets, 6 sewage draining exits, 7 electric rotating machines, 8 air inlets, 9 gas distributions
Pipe, 10 explosion venting valves, 11 demarcation strips, 12 connectivity layers.
Specific embodiment
Explanation and specific embodiment are described in further detail to the utility model below in conjunction with the accompanying drawings.
Embodiment 1：A kind of rotary VOCs catalyst oxidation reactors as shown in Figure 1,2 and 3, described reactor is close
The housing 1 of envelope, the middle part of the housing 1 is provided with rotary shaft 3, and the catalysis that multigroup circular arc is provided between rotary shaft 3 and housing 2 is anti-
Module, described catalytic reaction module is answered to be made up of the catalytic bed 2 on upper strata and the heat storage 4 of lower floor, catalytic bed 2 and heat storage
4 are fixedly mounted in rotary shaft 3, and the catalytic reaction module in rotary shaft 3 is no less than two groups, is urged for adjacent two groups in rotary shaft 3
Exhausted qi leel dividing plate 11 is provided between change reaction module, the top of described housing 1 is communicated with layer 12, different catalytic reaction moulds
It is both connected at the top of block on connectivity layer 12, housing 1 is respectively provided on two sides with air inlet 8 and exhaust outlet 5, air inlet 8 and exhaust
Mouth 5 is connected to the heat storage 4 of different catalytic reaction modules or the bottom of 4-1.
Embodiment 2：As shown in Fig. 2 the utility model provide it is a kind of rotary containing two groups of catalytic reaction modules
VOCs catalyst oxidation reactors, every group of catalytic reaction module forms a fan-shaped air-flow by a catalytic bed 2 and a heat storage 4
Passage, the top of catalytic reaction module is connected by the connectivity layer 12 formed with reactor shell 1 with another group of catalytic reaction module
It is logical；The catalytic bed 2-1 and heat storage 4-1 of another catalytic reaction module are passed sequentially through, exhaust outlet 5, two groups of catalysis is finally reached
Reaction module is provided with exhausted qi leel dividing plate 11, by being assemblied in rotary shaft 3, by the rotation of rotary shaft 3, changes catalytic reaction
Charge air flow direction between module.
Embodiment 3：As shown in figure 3, a kind of rotary VOCs of three groups of catalytic reaction modules of the utility model offer is urged
Oxidation device, wherein any two groups of catalytic reaction modules form an annular airflow treatment working cell, remaining one group is urged
Changing reaction module can realize the work such as cooling maintenance；Whole reactor can be arranged as required to multigroup catalytic reaction module.
Embodiment 4：As shown in Figures 2 and 3, device is operated cyclic switching, according to the catalytic reaction mould that rotary shaft 3 is assembled
Number of blocks, sets the anglec of rotation, for example, two groups of reactors of catalytic reaction module of assembling, the switching anglec of rotation is 180 ° every time,
Three groups of reactors of catalytic reaction module are assembled, the switching anglec of rotation is 120 ° every time.
Embodiment 5：As illustrated in fig. 1 and 2, the operating method of device of the present utility model is as follows：
1）Heat storage to first group of catalytic reaction module under the electric calorifie installation effect of gas distribution pipe is preheated, and is reached suitable
Suitable reaction temperature, after about 350 DEG C, is preheated into the VOCs waste gas of housing 1 by air inlet 8 by heat storage 4, is warming up to
300℃~400℃；
2）Through the catalyst oxidation of the catalytic bed 2 of top, it is harmless that VOCs is oxidized to carbon dioxide and water etc.
Small molecule, remaining tail gas reaches second group of catalytic bed 2-1 of catalytic reaction module by connectivity layer 2 again, carries out higher temperature
Deep oxidation；
3）The heat that oxidizing process is produced twice with reacted air motion, into second group of catalytic reaction module
Heat storage 4-1, heat storage 4-1 is retained the heat in gas, is stored, and the gas after the completion of reaction passes through exhaust outlet
5 discharges；
4）Electric rotating machine 7 is rotated axle 3 and is rotated, by the heat storage 4-1 of second group of catalytic reaction module rotate to
The top of air inlet 8, for the next group of preheating of pending waste gas；First group of storage of catalytic reaction module after cooling is preheated
Hot body 4 is rotated to the top of exhaust outlet 5, for the next group of heat storage operation of pending waste gas.
Embodiment 6：As shown in Figure 1,2 and 3, electric rotating machine 7 and control system, described electric rotating are provided with inside housing 1
Machine 7 is connected in rotary shaft 3；By the working cycles of control system control device, that is, control rotation opportunity, the rotation of rotary shaft 3
Turn frequency and the anglec of rotation；The switching of working cycles can be controlled by the temperature of 4 or 4-1 of thermal storage ceramic layer, to avoid
Too high temperature influence catalyst life；In the case that organic exhaust gas change in concentration is little, it is also possible to set each work
The time of circulation, the switching of circulation is operated according to the time.
Embodiment 7：As shown in Figure 1,2 and 3, the convenient VOCs of device VOCs catalytic oxidizing equipments of the present utility model is dense
Degree>1.0g/m3If pending exhaust gas concentration is less than 1.0g/m3, it is also possible to it is first dense using the absorption of zeolite runner before the present apparatus
Contracting technology, the applicable concentration of the present apparatus is brought up to by VOCs concentration.
It should be noted that above-mentioned is only preferred embodiment of the present utility model, not for limiting the utility model
Protection domain, any combination or equivalents made on the basis of above-described embodiment belong to guarantor of the present utility model
Shield scope.
Claims (7)
1. a kind of rotary VOCs catalyst oxidation reactors, described reactor is the housing of sealing, it is characterised in that described
Housing central section is provided with rotary shaft, and the catalytic reaction module of multigroup circular arc is provided between rotary shaft and housing, and described catalysis is anti-
Module is answered to be made up of the catalytic bed on upper strata and the heat storage of lower floor, catalytic bed and heat storage fixed installation on the rotary shaft, are revolved
Catalytic reaction module in rotating shaft is no less than two groups, be provided between two groups of catalytic reaction modules adjacent in rotary shaft exhausted qi leel every
Plate, described case top is communicated with layer, is both connected on connectivity layer at the top of different catalytic reaction modules, the two of housing
Side is respectively equipped with air inlet and exhaust outlet, and air inlet and exhaust outlet are connected to the bottom of the heat storage of different catalytic reaction modules
Portion.
2. VOCs catalyst oxidation reactors as claimed in claim 1 rotary, it is characterised in that connectivity layer in described housing
Top be provided with explosion venting valve, the bottom of housing is provided with sewage draining exit.
3. VOCs catalyst oxidation reactors as claimed in claim 1 rotary, it is characterised in that be provided with cloth in described housing
Tracheae is connected on air inlet, and gas distribution pipe is arranged on the underface of heat storage, and electric calorifie installation is connected with described gas distribution pipe.
4. VOCs catalyst oxidation reactors as claimed in claim 1 rotary, it is characterised in that the inwall of described housing by
Insulation material is constituted.
5. VOCs catalyst oxidation reactors as claimed in claim 1 rotary, it is characterised in that described heat storage is by accumulation of heat
Ceramics are constituted, described thermal storage ceramic for saddle ring thermal storage ceramic or honeycomb regenerator it is ceramic in one or two.
6. VOCs catalyst oxidation reactors as claimed in claim 1 rotary, it is characterised in that described catalytic bed is provided with
Catalyst, described catalyst is industry VOCs catalyst for catalytic purifying.
7. rotary VOCs catalyst oxidation reactors as described in claim 1 or 3, it is characterised in that described enclosure interior
Electric rotating machine and control system are provided with, described electric rotating machine connection is on the rotary shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621242287.XU CN206199010U (en) | 2016-11-21 | 2016-11-21 | Rotary VOCs catalyst oxidation reactors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621242287.XU CN206199010U (en) | 2016-11-21 | 2016-11-21 | Rotary VOCs catalyst oxidation reactors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206199010U true CN206199010U (en) | 2017-05-31 |
Family
ID=58748940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201621242287.XU Active CN206199010U (en) | 2016-11-21 | 2016-11-21 | Rotary VOCs catalyst oxidation reactors |
Country Status (1)
| Country | Link |
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| CN (1) | CN206199010U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422763A (en) * | 2016-11-21 | 2017-02-22 | 江苏中科睿赛污染控制工程有限公司 | Rotary VOCs (volatile organic chemicals) catalytic oxidation reactor |
| CN110274250A (en) * | 2019-05-31 | 2019-09-24 | 天津天迈节能设备有限公司 | Runner heat exchange type accumulation of heat heating power incinerator |
| CN112007510A (en) * | 2020-09-07 | 2020-12-01 | 中建材环保研究院（江苏）有限公司 | Rotary SCR denitration system for high-temperature and high-dust of cement kiln |
-
2016
- 2016-11-21 CN CN201621242287.XU patent/CN206199010U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422763A (en) * | 2016-11-21 | 2017-02-22 | 江苏中科睿赛污染控制工程有限公司 | Rotary VOCs (volatile organic chemicals) catalytic oxidation reactor |
| CN110274250A (en) * | 2019-05-31 | 2019-09-24 | 天津天迈节能设备有限公司 | Runner heat exchange type accumulation of heat heating power incinerator |
| CN112007510A (en) * | 2020-09-07 | 2020-12-01 | 中建材环保研究院（江苏）有限公司 | Rotary SCR denitration system for high-temperature and high-dust of cement kiln |
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