CN207769491U - A kind of coating cloud exhaust treatment system being desorbed manually - Google Patents
A kind of coating cloud exhaust treatment system being desorbed manually Download PDFInfo
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- CN207769491U CN207769491U CN201721894960.2U CN201721894960U CN207769491U CN 207769491 U CN207769491 U CN 207769491U CN 201721894960 U CN201721894960 U CN 201721894960U CN 207769491 U CN207769491 U CN 207769491U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
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Abstract
The utility model provides a kind of coating cloud exhaust treatment system being desorbed manually, including adsorption system and desorption combustion system, adsorption system includes filter device and adsorbent equipment, exhaust piping is connect with filter device, filter device is connect with adsorbent equipment, adsorbent equipment is connect with downtake pipe, and multilayer coating cloud cotton is provided in filter device, multilayer activated carbon cotton is provided in adsorbent equipment；It includes desorption case, catalytic combustion system and heat-exchange device that combustion system, which is desorbed, heat-exchange device includes hot-fluid pipeline and cold flow pipeline, cold flow pipeline is connect with air blower, the outlet side of cold flow pipeline is connect with the inlet end of desorption case, it is provided with activated carbon cotton installation position in desorption case, the inlet end of catalytic combustion system is connect with the outlet side of desorption case, and the outlet side of catalytic combustion system is connect with the inlet end of hot-fluid pipeline.The coating cloud exhaust treatment system of the utility model can effectively remove the harmful substance in the coating cloud exhaust gas in paint spray booth or combined padding and drying system.
Description
Technical field
It is the utility model is related to technical field of environment protection equipment, more particularly to a kind of for handling the coating cloud exhaust gas containing VOCs
Processing system.
Background technology
Paint spray booth and combined padding and drying system generate a large amount of coating cloud exhaust gas in operation process, and coating cloud exhaust gas has VOCs（Volatility
The abbreviation of organic compound）The feature that concentration is low, air quantity is big, this kind of coating cloud exhaust gas direct emission can cause serious environment dirty
Dye.After existing way is usually by coating cloud exhaust gas by water curtain, water mist processing, then high altitude discharge processing is carried out, however, passing through
Water curtain, water mist processing can only absorb some of particulate matters and micro VOCs, and a large amount of VOCs is discharged into air, can not be done
It is discharged to cleaning, causes environmental pollution.
Invention content
The purpose of this utility model is to provide a kind of harmful substance that can be effectively removed in coating cloud exhaust gas and can recycle
Coating cloud exhaust treatment system.
To achieve the goals above, the utility model provides a kind of coating cloud exhaust treatment system being desorbed manually, including inhales
Attached system and desorption combustion system, wherein adsorption system includes filter device and adsorbent equipment, exhaust piping and filter device
Inlet end connects, and the outlet side of filter device is connect with adsorbent equipment inlet end, the outlet side of adsorbent equipment and downtake pipe
It connects, is provided with multilayer coating cloud cotton in filter device, multilayer activated carbon cotton is provided in adsorbent equipment；Combustion system, which is desorbed, includes
It is desorbed case, catalytic combustion system and heat-exchange device, heat-exchange device includes hot-fluid pipeline and cold flow pipeline, and hot-fluid pipeline is from cold
Flow tube passes through in road, and the inlet end of cold flow pipeline is connect with air blower, and the outlet side of cold flow pipeline and the inlet end of desorption case connect
It connects, is desorbed in case and is provided with activated carbon cotton installation position, the inlet end of catalytic combustion system is connect with the outlet side of desorption case, is catalyzed
The outlet side of burner is connect with the inlet end of hot-fluid pipeline, and the outlet side of hot-fluid pipeline is connect with second exhaust pipe.
As seen from the above technical solution, the coating cloud exhaust gas generated in paint spray booth or the combined padding and drying system course of work by adsorbing successively
The filter device and adsorbent equipment of system can effectively remove the oily matter of coating cloud exhaust gas by the coating cloud cotton in filter device
And particulate matter, the VOCs in coating cloud exhaust gas can be effectively removed by the activated carbon cotton in adsorbent equipment, walked by above-mentioned two
After rapid, the harmful substance in coating cloud exhaust gas is all absorbed, and can directly be discharged into air；When the VOCs absorption on activated carbon cotton
When saturation, activated carbon cotton is taken out, and is installed in desorption case, VOCs is desorbed by the way that combustion system is desorbed, passes through heat
Switch is sent into hot-air into desorption case so that VOCs is detached with activated carbon cotton, recyclable by the activated carbon cotton of desorption
It utilizes.VOCs enters together with air is catalyzed burning in catalytic combustion system, CO is converted into after VOCs burnings2And H2O, can be direct
Discharge, the heat for generation of burning carry out heat exchange in heat-exchange device, are effectively utilized the energy of desorption combustion system itself,
Reduce the consumption of energy.
Further embodiment is that adsorption system further includes closed washing pool, and air inlet pipe and outlet are provided on washing pool
Pipe, the nozzle of air inlet pipe is located at the water surface of washing pool hereinafter, the nozzle of escape pipe is located at the water surface of washing pool or more, escape pipe and
Exhaust piping connects, and the first centrifugal blower is provided between adsorbent equipment and downtake pipe.
As it can be seen that can be washed to coating cloud exhaust gas by washing pool, dust therein is removed, that improves coating cloud cotton uses the longevity
Life.
Further embodiment is to be desorbed between case and catalytic combustion system to be provided with the second centrifuge.
As it can be seen that required power can be provided for gas flowing by the second centrifuge.
Further embodiment is that filter chamber is provided in filter device, vertically on, be provided at least in filter chamber
Two layers of first fixing brackets, coating cloud cotton are uniformly arranged on the first fixing bracket, first it is support bracket fastened vertically two
Side is respectively arranged with the first cavity and the second cavity, and the first cavity is provided with first be connected to the inlet end of filter device and opens
Mouthful, the second cavity is provided with the second opening being connected to the outlet side of filter device；The inlet end of filter device has from outer to inner
There is gradually increased longitudinal cross-section product；The outlet side from-inner-to-outer of filter device is accumulated with diminishing longitudinal cross-section.
As it can be seen that at least two layers of first fixing brackets are arranged in filter chamber, be conducive to the volume for reducing filter device, and can carry
The effective filtration area of high coating cloud cotton reduces resistance of the coating cloud exhaust gas by coating cloud cotton, oily matter in coating cloud exhaust gas and
Grain substance can be filtered fully.
Further embodiment is that adsorbent chamber is provided in adsorbent equipment, is obliquely provided with from top to bottom in adsorbent chamber more
The second fixing bracket of layer, activated carbon cotton are uniformly arranged on the second fixing bracket, and the second fixing bracket of multilayer joins end to end successively；
The inlet end of adsorbent equipment has gradually increased longitudinal cross-section product from outer to inner；The outlet side from-inner-to-outer tool of adsorbent equipment
There is diminishing longitudinal cross-section to accumulate.
It is arranged in adsorbent chamber as it can be seen that the second fixing bracket is inclined, substantially increases the adsorption area of activated carbon cotton, subtract
The small volume of adsorbent chamber, is conducive to minimize.
Further embodiment is to be desorbed in case and be provided with desorption chamber, at least two layers of second fixing brackets tilt from top to bottom
Ground setting joins end to end in desorption intracavitary, the second fixing bracket.
Further embodiment is, heat-exchange device includes the cold flow pipeline being laterally arranged and longitudinally disposed hot-fluid pipeline,
It is provided with more heat-exchange tubes in hot-fluid pipeline, is provided with multiple cooling fins on the outer wall of heat-exchange tube, heat-exchange tube is from cold flow
It is passed through in pipeline.
Be conducive in heat transfer to cold flow pipeline as it can be seen that cooling fin is arranged on the outer wall of heat-exchange tube, so as to cold
Air in flow tube road is preheated.
Further embodiment is that assisted heating device is provided in cold flow pipeline, and assisted heating device includes more heating
Pipe, heating tube and the outlet side of cold flow pipeline abut.
As it can be seen that setting assisted heating device can further heat air, it is ensured that air reaches the temperature needed for desorption.
Further embodiment is that catalytic combustion system includes shell and inner casing, and interconnected heating is provided in inner casing
Room and catalytic combustor, heating interior are provided with more heat-generating pipes, multiple cellular metals are provided in catalytic combustor and are urged
Change block or ceramic catalytic block, noble metal catalyst are attached to the surface of metal catalytic block or ceramic catalytic block.
As it can be seen that by the way that noble metal catalyst to be attached on metal catalytic block or ceramic catalytic block, VOCs gases are increased
With the contact area of noble metal catalyst so that VOCs gases can fully burn in catalytic combustor, in noble metal catalyst
Catalytic action under, burn required temperature of VOCs gases reduces, and is conducive to save electric energy.
Further scheme is that back-shaped runner is formed between shell and inner casing, and entrance and the catalysis of back-shaped runner are burnt
The inlet end of device is connected to, and the outlet of back-shaped runner is connected to heating room, the outlet side of catalytic combustion system and catalytic combustor
Connection.
As it can be seen that VOCs gases are preheated after back-shaped runner, temperature increases, and reduces the energy needed for oven heats
Amount, further saves electric energy.
Description of the drawings
Fig. 1 is the structural schematic diagram of the adsorption system of the coating cloud exhaust treatment system embodiment of the utility model.
Fig. 2 is the structural schematic diagram of the desorption combustion system of the coating cloud exhaust treatment system embodiment of the utility model.
Fig. 3 is the structural schematic diagram of the filter device of the coating cloud exhaust treatment system embodiment of the utility model.
Fig. 4 is the structural schematic diagram of the adsorbent equipment of the coating cloud exhaust treatment system embodiment of the utility model.
Fig. 5 is the structural schematic diagram of the desorption case of the coating cloud exhaust treatment system embodiment of the utility model.
Fig. 6 is the structural schematic diagram of the catalytic combustion system of the coating cloud exhaust treatment system embodiment of the utility model.
Fig. 7 is the structural schematic diagram of the heat-exchange device of the coating cloud exhaust treatment system embodiment of the utility model.
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Specific implementation mode
The coating cloud exhaust treatment system of the utility model includes adsorption system and desorption combustion system, passes through adsorption system
Multiple absorption removes the VOCs in the exhaust gas of paint spray booth and combined padding and drying system in operation process, reaches the standard of cleaning discharge, can be straight
Run in and puts；It is burnt again by combustion system being desorbed, VOCs being desorbed, is converted into CO2And H2O is discharged.
It is the structural representation of the adsorption system of the coating cloud exhaust treatment system embodiment of the utility model referring to Fig. 1, Fig. 1
Figure.Arrow in Fig. 1 indicates that the flow direction of gas, the coating cloud exhaust gas generated in paint spray booth 1 introduce washing by air inlet pipe 100
In pond 2, washing pool 2 is closed cell, and a certain amount of water is filled in washing pool 2, and air inlet pipe 100 enters simultaneously from the side wall of washing pool 2
The water surface is inserted into hereinafter, being provided with pipeline fan 101 in air inlet pipe 100, exhaust gas can constantly be introduced by water by pipeline fan 101
In wash pool 2, coating cloud exhaust gas is after the washing of washing pool 2, and the dust in coating cloud exhaust gas dissolves in the water of washing pool 2, washing pool 2
Upper end is provided with escape pipe 102, and escape pipe 102 is connect with exhaust piping 103, the inlet end of exhaust piping 103 and filter device 3
Connection, filter device 3 are filtered processing to coating cloud exhaust gas, remove oily matter.The outlet side of filter device 3 and adsorbent equipment
4 inlet end connection, adsorbent equipment 4 adsorb the VOCs in coating cloud exhaust gas, remove VOCs so that having in coating cloud exhaust gas
Evil substance removal is clean, can direct emission.The outlet side of adsorbent equipment 4 is connect with downtake pipe 5, adsorbent equipment 4 and first
The first centrifugal blower 51 is additionally provided between exhaust pipe 5, the first centrifugal blower 51 provides power for the flowing of gas, can pass through change
Frequency control adjustment exhaust air rate.It is connected by pipeline between filter device 3, adsorbent equipment 4 and downtake pipe 5.
It is that the structure of the desorption combustion system of the coating cloud exhaust treatment system embodiment of the utility model is shown referring to Fig. 2, Fig. 2
It is intended to.Arrow in Fig. 2 indicates that the flow direction of gas, desorption combustion system include desorption case 6, catalytic combustion system 7 and heat
Switch 8 is attached between desorption case 6, catalytic combustion system 7 and heat-exchange device 8 by pipeline.Wherein, heat exchange
Device 8 includes cold flow pipeline 80 and hot-fluid pipeline 81, and hot-fluid pipeline 81 is passed through from cold flow pipeline 80.The air inlet of cold flow pipeline 80
End is connect with air blower 82, and the outlet side of cold flow pipeline 80 is connect with the inlet end of desorption case 6, desorption case 6 and catalysis burning dress
The second centrifuge 52 is provided between setting 7, the inlet end of catalytic combustion system 7 is connect with the outlet side of desorption case 6, catalysis burning
The outlet side of device 7 is connect with the inlet end of hot-fluid pipeline 81, and the outlet side of hot-fluid pipeline 81 is connect with second exhaust pipe 9, is taken off
Activated carbon cotton installation position is provided in attached case 6.
It is the structural representation of the filter device of the coating cloud exhaust treatment system embodiment of the utility model referring to Fig. 3, Fig. 3
Figure.The inside of referring also to Fig. 1, filter device 3 are hollow structure, and the middle part of filter device 3 is provided with filter chamber 30, along perpendicular
Histogram is upward（The Y direction of Fig. 3）, it is arranged at intervals with three layer of first fixing bracket 31,32,33 from bottom to top in filter chamber 30,
First fixing bracket 31,32,33 is laterally（The X-direction of Fig. 3）It is arranged in filter chamber 30, the first fixing bracket 31 can use
Screen or other breathable fixed frame are both provided with coating cloud cotton 300 on the first fixing bracket 31,32,33.
In one end of the inlet end 37 close to filter device 3, set between the first fixing bracket 31 and the first fixing bracket 32
It is equipped with the first closed plate 301, the second closed plate 302 is provided between the first fixing bracket 33 and the roof 34 of filter device 3；
One end close to the outlet side 38 of filter device 3, third is provided between the first fixing bracket 31 and the bottom wall 35 of filter device 3
Closed plate 303 is provided with the 4th closed plate 304 between first fixing bracket 32 and the first fixing bracket 33.First fixing bracket
31, the first cavity 311 is surrounded between third closed plate 303 and bottom wall 35, the first cavity 311 has the be connected to inlet end 37
One opening 321；The second cavity 312 is surrounded between first fixing bracket 31, the first closed plate 301 and the first fixing bracket 32, the
Two cavitys 312 have the second opening 322 being connected to outlet side 38；First fixing bracket 32, the 4th closed plate 304 and first are solid
Third cavity 313 is surrounded between fixed rack 33, third cavity 313 has the third opening 323 being connected to inlet end 37；First is solid
The 4th cavity 314 is surrounded between fixed rack 33, the second closed plate 302 and roof 34, the 4th cavity 314 has to be connected with outlet side 38
The 4th logical opening 324.
The inlet end 37 of filter device 3 has gradually increased longitudinal cross-section product from outer to inner；The outlet of filter device 3
38 from-inner-to-outers are held to be accumulated with diminishing longitudinal cross-section.The arrow in gas flow direction such as Fig. 3 in filter device 3
Shown, coating cloud exhaust gas enters from inlet end 37 in filter device 3, and in the inside of inlet end 37, coating cloud exhaust gas is opened from first respectively
Mouth 321 and third opening 323 enter in the first cavity 311 and third cavity 313.Coating cloud exhaust gas into the first cavity 311,
Enter outlet side 38 after the first fixing bracket 31；Into the coating cloud exhaust gas in third cavity 313, a part passes through first to consolidate
Enter outlet side 38 after fixed rack 32, another part enters outlet side 38 after passing through the first fixing bracket 33.Due to the first fixation
Be both provided with coating cloud cotton 300 on holder 31,32,33, coating cloud cotton 300 in coating cloud exhaust gas oily matter and particulate matter have very
Good adsorptivity, therefore, after coating cloud cotton 300, oily matter and particulate matter therein are filtered coating cloud exhaust gas.It can basis
Actual needs, first fixing bracket of three layers of setting or more in filter chamber 30, and be respectively provided on every layer of first fixing bracket
Coating cloud cotton.Since the first fixing bracket is laterally arranged, it is greatly reduced the volume of filter device, coating cloud exhaust gas enters filtering dress
It postpones and is divided into multiply air-flow, per one air-flow only by one layer of first fixing bracket, reduce the resistance of coating cloud exhaust gas, favorably
Quickly pass through out of filter device in coating cloud exhaust gas.Multilayered structure in filter device substantially increases effective mistake of coating cloud cotton
Filtering surface accumulates.
It is the structural schematic diagram of the adsorbent equipment of the adsorption system embodiment of the utility model referring to Fig. 4, Fig. 4.Join simultaneously
See Fig. 1 and Fig. 3, the inside of adsorbent equipment 4 is hollow structure, and the middle part of adsorbent equipment 4 is provided with adsorbent chamber 40, in adsorbent chamber 40
It is obliquely provided with six layer of second fixing bracket 41 from top to bottom, activated carbon cotton 42 is uniformly fixed at the second fixing bracket
On 41, six layer of second fixing bracket 41 joins end to end successively.The second fixing bracket of first layer 41 and the second fixing bracket of the second layer
First cavity 401 of the opening towards inlet end 43, the second fixing bracket of third layer 41 and the 4th layer of second fixation are formed between 41
Second cavity 402 of the opening towards inlet end 43, the second fixing bracket of layer 5 41 and layer 6 second are formed between holder 41
Third cavity 403 of the opening towards inlet end 43 is formed between fixing bracket 41, the second fixing bracket of first layer 41 is filled with absorption
It sets and forms fourth cavity 404 of the opening towards outlet side 44 between 4 roof, the second fixing bracket of the second layer 41 and third layer the
Fiveth cavity 405 of the opening towards outlet side 44, the 4th layer of second fixing bracket 41 and the 5th are formed between two fixing brackets 41
Layer the second fixing bracket 41 between formed opening towards outlet side 44 the 6th cavity 406, the second fixing bracket of layer 6 41 with
Seventh cavity 407 of the opening towards outlet side 44 is formed between the bottom wall of adsorbent equipment 4.The inlet end 43 of adsorbent equipment 4 is outside
And it is interior with gradually increased longitudinal cross-section product, 44 from-inner-to-outer of outlet side of adsorbent equipment 4 is with diminishing longitudinal direction
Cross-sectional area.Gas flow direction in adsorbent equipment 4 as shown by the arrows in figure 4, the inlet end 43 of adsorbent equipment 4 and filtering
The outlet side 38 of device 3 is connected to, and is entered in adsorbent equipment 4 from inlet end 43 by 3 filtered coating cloud exhaust gas of filter device, so
The 4th cavity is entered by the second fixing bracket of first layer 41 and the second fixing bracket of the second layer 41 respectively from the first cavity 401 afterwards
404 and the 5th cavity 405, pass through the second fixing bracket of third layer 41 respectively from the second cavity 402 and the 4th layer second is fixed branch
Frame 41 enters the 5th cavity 405 and the 6th cavity 406, passes through 41 He of the second fixing bracket of layer 5 respectively from third cavity 403
The second fixing bracket of layer 6 41 enters the 6th cavity 406 and the 7th cavity 407, finally from the 4th cavity 404, the 5th cavity
405, the 6th cavity 406 and the 7th cavity 407 enter outlet side 44, due to the activated carbon cotton 42 being arranged on the second fixing bracket 41
There is very strong suction-operated, after coating cloud exhaust gas is by adsorbent equipment 4, main nuisance therein to the VOCs in coating cloud exhaust gas
Matter VOCs is adsorbed, and can directly be discharged by downtake pipe 5.It in other implementations, can also be according to practical need
It wants, changes the number of plies of the second fixing bracket 41.Since the second fixing bracket 41 is obliquely installed and is joined end to end, work is substantially increased
The effective area of property charcoal cotton 42, reduces the volume of adsorbent equipment 4.
It is the structural schematic diagram of the desorption case of the coating cloud exhaust treatment system embodiment of the utility model referring to Fig. 5, Fig. 5.
Referring also to Fig. 1, Fig. 2 and Fig. 4, adsorption system after a period of operation, on the second fixing bracket 41 in adsorbent equipment 4
Activated carbon cotton 42 has adsorbed a large amount of VOCs, and the adsorption efficiency of activated carbon cotton 42 is caused to decline, and needs by the way that combustion system is desorbed
Desorption burning is carried out to the VOCs on activated carbon cotton 42.Adsorption system is stopped, and opens the side plate of adsorbent equipment 4, will adsorb
The second fixing bracket 41 in device 4 takes out, and is transferred in desorption case 6.The inside that case 6 is desorbed is hollow structure, and case 6 is desorbed
Middle part be provided with desorption chamber 60, be desorbed in chamber 60 and be provided with the fixed installation position of the second fixing bracket 41, pass through fixed installation
Second fixing bracket 41 is mounted in desorption chamber 60 by position.In the present embodiment, branch is fixed in installation two second in desorption chamber 60
Frame 41, two the second fixing brackets 41 are obliquely arranged in desorption chamber 60, and two the second fixing brackets 41 join end to end.At it
In his embodiment, two layers or more of the second fixing bracket 41 can also be set in desorption chamber 60.Two the second fixing brackets
Desorption chamber 60 is separated into three small cavitys by 41, is first cavity 601,602 ands of two openings towards inlet end 61 respectively
Second cavity 603 of one opening towards outlet side 62.The inlet end 61 that case 6 is desorbed has gradual increased longitudinal direction from outer to inner
Cross-sectional area, 62 from-inner-to-outer of outlet side that case 6 is desorbed are accumulated with diminishing longitudinal cross-section.The gas in case 6 is desorbed
As illustrated by arrows 5, hot-air enters from inlet end 61 in the first cavity 601,602 for flow direction, and branch is fixed with second
The activated carbon cotton 42 of frame 41 contacts, and the VOCs on activated carbon cotton 42 is desorbed, hot-air when by activated carbon cotton 42,
VOCs is detached with activated carbon cotton 42, and VOCs enters in the second cavity 603 together with hot-air, is then entered from outlet side 62 and is urged
Change in burner 7, the second centrifuge 52 being desorbed between case 6 and catalytic combustion system 7 provides power for the flowing of gas.The
Activated carbon cotton 42 on two fixing brackets 41 is reusable after desorption, can be placed again into adsorbent equipment 4 and use.
It is that the structure of the catalytic combustion system of the coating cloud exhaust treatment system embodiment of the utility model is shown referring to Fig. 6, Fig. 6
It is intended to.Referring also to Fig. 2 and Fig. 5, catalytic combustion system 7 include outer cover 71, shell 72 and inner casing 73, and shell 72 and inner casing 73 are set
The heat-insulation chamber 710 for forming annular between the inside of outer cover 71, outer cover 71 and shell 72 is set, is formed between shell 72 and inner casing 73
Back-shaped runner 720.The inlet end 711 of catalytic combustion system 7 is arranged in the bottom of shell 72, the entrance 721 of back-shaped runner 720 with
Inlet end 711 is connected to, and the bottom of shell 72 is provided with air supplement entrance 75, and air supplement entrance 75 is located at back-shaped runner 720
Entrance 721 at.Air supplement entrance 75 is connect with wind turbine, and ozone is supplemented into back-shaped runner 720.Case 6 is desorbed
Outlet side 62 is connect with the inlet end 711 of catalytic combustion system 7, and VOCs gases enter back-shaped runner 720 by inlet end 711
It is interior, it flows along direction shown in the arrow in Fig. 6, enters from the outlet of back-shaped runner 720 722 after back-shaped runner 720
It heats in room 730, outlet 722 is connected to heating room 730.After the heating of heat-generating pipe 731, VOCs gases can reach catalysis burning
Required temperature.VOCs gases after heating enter in catalytic combustor 740, and three layers are provided in catalytic combustor 740 and is urged
Change block 741, catalysis block 741 uses cellular metal catalytic block or ceramic catalytic block, is attached on catalysis block 741 a large amount of expensive
Metallic catalyst, noble metal catalyst use one or more in platinum, palladium, rhodium, silver or ruthenium etc..Since catalysis block 741 has
Cellular structure, to substantially increase the contact area of VOCs gases and noble metal catalyst so that VOCs gases
It fully burns under the catalytic action of noble metal catalyst, is converted into CO2And H2O, CO2And H2Contain a large amount of heat in O, finally,
CO2、H2The high-temperature mixed gas of O and air enters from the outlet side 712 being arranged at the top of shell 72 in heat-exchange device 8.
Due to generating a large amount of heat in VOCs gas combustion process, the heat in catalytic combustor 740 passes through inner casing 73
Side wall be transferred in back-shaped runner 720, VOCs gases in back-shaped runner 720 are preheated, VOCs gases pass through back-shaped stream
Temperature increases behind road 720, efficiently utilizes the heat that burning generates in catalytic combustor 740, and capacity usage ratio is high.In addition,
The heat-insulation chamber 710 formed between outer cover 71 and shell 72 can prevent the heat in back-shaped runner 720 from distributing outward, reduce energy
Loss.Entrance 75 is supplemented by air and supplements ozone into VOCs gases, improves the content of oxygen in VOCs gases,
Be conducive to the abundant burning of VOCs gases.
It is the structural representation of the heat-exchange device of the coating cloud exhaust treatment system embodiment of the utility model referring to Fig. 7, Fig. 7
Figure.Referring also to Fig. 2, Fig. 5 and Fig. 6, heat-exchange device 8 include the cold flow pipeline 80 being laterally arranged and longitudinally disposed hot-fluid pipe
Road 81 is provided with more heat-exchange tubes 810 in hot-fluid pipeline 81, cooling fin 811 has been covered on the outer wall of heat-exchange tube 810, heat
It exchanges pipe 810 to pass through out of cold flow pipeline 8, the inlet end 811 of hot-fluid pipeline 81 connects with the outlet side 712 of catalytic combustion system 7
It connects, inlet end 811 has gradual increased transverse cross-sectional area from outer to inner.After VOCs burns in catalytic combustion system 7
High-temperature mixed gas is entered by inlet end 811 in hot-fluid pipeline 81, from the outlet of hot-fluid pipeline 81 after heat-exchange tube 810
812 discharge of end, outlet side 812 are connect with second exhaust pipe 9, and 812 from-inner-to-outer of outlet side has diminishing transverse cross-section
Area.The inlet end 801 of cold flow pipeline 80 is connect with air blower 82, and inlet end 801 has gradual increased longitudinal direction from outer to inner
Cross-sectional area.Air blower 82 endlessly introduces air in cold flow pipeline 80, high when air flows in cold flow pipeline 80
The flowing in heat-exchange tube 810 of warm mixed gas, occurs heat exchange, due to heat-exchange tube between air and high-temperature mixed gas
It is covered with cooling fin 811 on 810 outer wall, it can be effectively by the heat transfer of the high-temperature mixed gas in heat-exchange tube 810 to cold
In flow tube road 80, the air of cold flow pipeline 80 absorbs the heat on cooling fin 811, and temperature increases, by heat-exchange tube 810 to sky
Gas is preheated.Assisted heating device is additionally provided in cold flow pipeline 80, assisted heating device includes more heating tubes 800, is added
Heat pipe 800 and the outlet side 802 of cold flow pipeline 80 abut, and the outlet side 802 of cold flow pipeline 80 and the inlet end 61 of desorption case 6 connect
It connects.802 from-inner-to-outer of outlet side is accumulated with diminishing longitudinal cross-section.When the temperature of the air by outlet side 802 does not have
Have when reaching the temperature needed for desorption, then is heated by heating tube 800, activated carbon cotton 42 in case 6 is desorbed to meet
The desorption temperature of VOCs.By heat-exchange device 8, the high-temperature gas in hot-fluid pipeline 81 and the cryogenic gas in cold flow pipeline 80
Heat exchange occurs, takes full advantage of the energy of desorption combustion system itself, reduces the mixed gas being discharged from second exhaust pipe 9
Temperature.
Certainly, above-described embodiment is only the preferable embodiment of the utility model, and when practical application can also have more
Variation, for example, being not provided with back-shaped runner in catalytic combustion system, the inlet end of catalytic combustion system is directly connected to heating room；
Or adsorption system is also connect with combined padding and drying system；Repack water curtain room or water mist room into again or by washing pool.These changes equally may be used
To realize the purpose of this utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included in the protection domain of the utility model claims.
Claims (10)
1. a kind of coating cloud exhaust treatment system being desorbed manually, it is characterised in that：
Adsorption system, the adsorption system include filter device and adsorbent equipment, the air inlet of exhaust piping and the filter device
End connection, the outlet side of the filter device connect with the inlet end of the adsorbent equipment, the outlet side of the adsorbent equipment and
Downtake pipe connects, and is provided with multilayer coating cloud cotton in the filter device, multilayer activated carbon is provided in the adsorbent equipment
Cotton；
Combustion system is desorbed, the desorption combustion system includes desorption case, catalytic combustion system and heat-exchange device, and the heat is handed over
Changing device includes hot-fluid pipeline and cold flow pipeline, and the hot-fluid pipeline is passed through from the cold flow pipeline, the cold flow pipeline
Inlet end is connect with air blower, and the outlet side of the cold flow pipeline is connect with the inlet end of the desorption case, in the desorption case
It is provided with activated carbon cotton installation position, the inlet end of the catalytic combustion system is connect with the outlet side of the desorption case, described to urge
The outlet side for changing burner is connect with the inlet end of the hot-fluid pipeline, the outlet side of the hot-fluid pipeline and second exhaust pipe
Connection.
2. coating cloud exhaust treatment system according to claim 1, it is characterised in that：
The adsorption system further includes closed washing pool, and air inlet pipe and an air outlet pipe, the air inlet are provided on the washing pool
The nozzle of pipe is located at the water surface of the washing pool hereinafter, the nozzle of the escape pipe is located at the water surface of the washing pool or more, institute
It states escape pipe to connect with the exhaust piping, the first centrifugation wind is provided between the adsorbent equipment and the downtake pipe
Machine.
3. coating cloud exhaust treatment system according to claim 1, it is characterised in that：
It is provided with the second centrifuge between the desorption case and the catalytic combustion system.
4. coating cloud exhaust treatment system according to claim 1, it is characterised in that：
Filter chamber is provided in the filter device, vertically on, be provided in the filter chamber at least two layers first it is solid
Fixed rack, the coating cloud cotton be uniformly arranged on first fixing bracket, described first it is support bracket fastened vertically
Both sides are respectively arranged with the first cavity and the second cavity, and first cavity is provided with to be connected to the inlet end of the filter device
First opening, second cavity be provided be connected to the outlet side of the filter device second be open.
5. coating cloud exhaust treatment system according to claim 1, it is characterised in that：
It is provided with adsorbent chamber in the adsorbent equipment, is obliquely provided with multilayer second in the adsorbent chamber from top to bottom and fixes branch
Frame, the activated carbon cotton are uniformly arranged on second fixing bracket, and the second fixing bracket described in multilayer joins end to end successively.
6. coating cloud exhaust treatment system according to claim 5, it is characterised in that：
Desorption chamber is provided in the desorption case, at least two layers second fixing bracket is obliquely arranged described from top to bottom
Intracavitary is desorbed, second fixing bracket joins end to end.
7. coating cloud exhaust treatment system according to claim 1, it is characterised in that：
The heat-exchange device includes the cold flow pipeline being laterally arranged and the longitudinally disposed hot-fluid pipeline, the hot-fluid
Be provided with more heat-exchange tubes in pipeline, be provided with multiple cooling fins on the outer wall of the heat-exchange tube, the heat-exchange tube from
It is passed through in the cold flow pipeline.
8. coating cloud exhaust treatment system according to claim 7, it is characterised in that：
Assisted heating device is provided in the cold flow pipeline, the assisted heating device includes more heating tubes, the heating
The outlet side of pipe and the cold flow pipeline abuts.
9. coating cloud exhaust treatment system according to claim 1, it is characterised in that：
The catalytic combustion system includes shell and inner casing, and interconnected heating room is provided in the inner casing and catalysis is burnt
Room, the heating interior are provided with more heat-generating pipes, cellular metal catalytic block or pottery are provided in the catalytic combustor
Porcelain is catalyzed block, and noble metal catalyst is attached to the surface of the metal catalytic block or ceramic catalytic block.
10. coating cloud exhaust treatment system according to claim 9, it is characterised in that：
Back-shaped runner, entrance and the catalytic combustion system of the back-shaped runner are formed between the shell and the inner casing
Inlet end is connected to, and the outlet of the back-shaped runner is connected to the heating room, the outlet side of the catalytic combustion system with it is described
Catalytic combustor is connected to.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721894960.2U CN207769491U (en) | 2017-12-28 | 2017-12-28 | A kind of coating cloud exhaust treatment system being desorbed manually |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721894960.2U CN207769491U (en) | 2017-12-28 | 2017-12-28 | A kind of coating cloud exhaust treatment system being desorbed manually |
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| CN207769491U true CN207769491U (en) | 2018-08-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107952333A (en) * | 2017-12-28 | 2018-04-24 | 珠海蓝天环保科技有限公司 | A kind of coating cloud exhaust treatment system being desorbed manually |
| CN109647130A (en) * | 2019-01-16 | 2019-04-19 | 河北航天环境工程有限公司 | A kind of novel absorbent charcoal adsorbent equipment |
-
2017
- 2017-12-28 CN CN201721894960.2U patent/CN207769491U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107952333A (en) * | 2017-12-28 | 2018-04-24 | 珠海蓝天环保科技有限公司 | A kind of coating cloud exhaust treatment system being desorbed manually |
| CN109647130A (en) * | 2019-01-16 | 2019-04-19 | 河北航天环境工程有限公司 | A kind of novel absorbent charcoal adsorbent equipment |
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