CN207279653U - A kind of kitchen fumes filtering and ozone catalytic combined purifying device - Google Patents
A kind of kitchen fumes filtering and ozone catalytic combined purifying device Download PDFInfo
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- CN207279653U CN207279653U CN201721349147.7U CN201721349147U CN207279653U CN 207279653 U CN207279653 U CN 207279653U CN 201721349147 U CN201721349147 U CN 201721349147U CN 207279653 U CN207279653 U CN 207279653U
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- clean room
- preheating chamber
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Abstract
The utility model discloses a kind of filtering of kitchen fumes and ozone catalytic combined purifying device, including clean room, the first air-introduced machine, the second air-introduced machine and ozone generator；The inside of clean room is equipped with catalytic combustor, the first electrical heating preheating chamber, heat exchanger, ceramic filter membrane, the second electrical heating preheating chamber and metal filter screen successively from top to bottom；First air-introduced machine is connected by the 5th connecting pipe with the interior bottom of clean room；Second air-introduced machine is connected by the 4th connecting pipe with clean room, and the connection position of the 4th connecting pipe and clean room is arranged between the second electrical heating preheating chamber and metal filter screen；Ozone generator is connected by the second connecting pipe with clean room, and the connection position of the second connecting pipe and clean room is arranged between catalytic combustor and the first electrical heating preheating chamber.The utility model is conveniently filtered to remove oil smoke aerosol, and filtering oil smoke effect is good.
Description
Technical field
A kind of purifier is the utility model is related to, more particularly to a kind of kitchen fumes filtering and ozone catalytic combined purifying
Device.
Background technology
As the improvement of people's living standards, pollution of the kitchen fumes to environment has become the primary pollution source in city,
Kitchen fumes essentially from two aspect, one is fuel combustion produce pollution, mainly comprising CO, NOx, SO2And particulate matter；
The second is gas, liquid and solid mixture that food preparation process, edible oil and food produce at high temperature, are commonly called as oil
Cigarette.The organic matter of different boiling is included in oil smoke, there is aliphatic acid, alkane, alkene, aldehyde, ketone, alcohol, ester, polycyclic aromatic hydrocarbon and heterocycle virtue
Hydrocarbon etc., component are extremely complex.Therefore, kitchen fumes not only influence health, and the main contributions source of air PM2.5.
Technology for cooking fume control partition method, filtration method, absorption method, washing method, electrostatic method, photocatalytic method, plasma method, catalysis
Combustion method, also uses complex technique to reach more preferable treatment effect.On the whole, oil smoke treatment technology is mainly pin at present
To the minimizing technology of oil smoke contained particulate matters, but the method for the processing to low-boiling organic volatile, CO is seldom.In order to disappear
Low-boiling organic volatile in fume eliminating, generally using increase catalytic combustion unit.Such as Chinese patent CN 103900132A
A kind of compound oil fume purifier with coupling function is disclosed, oil smoke passes sequentially through Electrostatic unit and catalytic absorption list
Member, achievees the purpose that purifying oil fume；Chinese patent CN 103785276A disclose one kind and utilize low temperature plasma and catalyst
Synergistic effect purifying oil fume method and apparatus so that go the effect of fume eliminating more preferable；103566753 A of Chinese patent CN
Cooking oil fume integrated treatment system and method is disclosed, the oil smoke of 1-10 μm of particle diameter is trapped by bipolarity pre electrified device
Grain, is then converted into CO by plasma-catalytic purifier by less than 1 μm of oil smoke aerosol2And H2O.But plasma
It is easily damaged using process, not only treatment effect declines, and also influences the service life of subsequent catalyst.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of bulky grain oil that can effectively remove in soot gas
Cigarette, is conveniently filtered to remove oil smoke aerosol, the good kitchen fumes filtering of filtering oil smoke effect and ozone catalytic combined purifying device.
To achieve these goals, the technical solution of the utility model is as follows：
A kind of kitchen fumes filtering and ozone catalytic combined purifying device, including clean room, the first air-introduced machine, the second air inducing
Machine and ozone generator；The inside of clean room is equipped with catalytic combustor, the first electrical heating preheating chamber, heat and hands over successively from top to bottom
Parallel operation, ceramic filter membrane, the second electrical heating preheating chamber and metal filter screen；First air-introduced machine is by the 5th connecting pipe and only
Change the interior bottom connection of room；Second air-introduced machine is connected by the 4th connecting pipe with clean room, the 4th connecting pipe and clean room
Connection position be arranged between the second electrical heating preheating chamber and metal filter screen；Ozone generator by the second connecting pipe with
Clean room connects, the connection position of the second connecting pipe and clean room be arranged on catalytic combustor and the first electrical heating preheating chamber it
Between；Second connecting pipe leads to the 3rd connecting pipe, and the connection position of the 3rd connecting pipe and clean room is arranged on the second electricity
Heat between preheating chamber and metal filter screen.
Further, the Base top contact of the clean room has the first connecting pipe, and the first connecting pipe connects with heat exchanger
Connect.
Further, second connecting pipe is equipped with the second ventilation valve；3rd connecting pipe is equipped with third venting
Valve.
Further, the 4th connecting pipe is equipped with the 4th ventilation valve；5th connecting pipe is equipped with the first ventilation
Valve.
Further, the bottom of the clean room is equipped with the 5th ventilation valve.
Further, the first temperature sensor is equipped with the clean room, the first temperature sensor is arranged on catalysis burning
Between room and the first electrical heating preheating chamber.
Further, second temperature sensor is equipped with the clean room, second temperature sensor is arranged on ceramic filter
Between film and the second electrical heating preheating chamber.
Further, it is equipped with electric heater in the first electrical heating preheating chamber and the second electrical heating preheating chamber.
Further, the precious metals pd-Pt monoblock types equipped with cordierite honeycomb ceramic load in the catalytic combustor are urged
Agent, the catalyst is according to Ce (NO3)3(with CeO2Meter), boehmite is (with Al2O3Meter), Pd (NO3)2The matter of (in terms of Pd)
Amount is than being 15:9.5:0.5, slurry is made, is coated uniformly on cordierite honeycomb ceramic carrier, and honeycomb is blown out with gases at high pressure
Unnecessary slurries in ceramic monolith hole, through 120 DEG C of dryings, 500 DEG C of roastings obtain catalyst, CeO in coating2、Al2O3And Pd
Mass Calculation is 30g/L.
Further, the outside of the clean room is equipped with the 6th connecting pipe, and the 6th connecting pipe is equipped with pressure difference sensing
Device, one end of the 6th connecting pipe and the connection position of clean room are arranged between heat exchanger and ceramic filter membrane；6th connects
The other end in adapter road and the connection position of clean room are arranged between the second electrical heating preheating chamber and metal filter screen.
Kitchen fumes filtering and ozone catalytic combined purifying device, the second air-introduced machine, second using above-mentioned technical proposal
Electrical heating preheating chamber, third venting valve and the 4th ventilation valve are closed；Soot gas are entered by the first air-introduced machine
The interior bottom of clean room, soot gas remove bulky grain oil smoke by metal filter screen, are then removed by ceramic filter membrane filtration
Deoil smoke sol, and finally by ozone generator supplemental ozone, gas handles remaining VOCs and CO by catalytic combustor,
It is allowed to be converted into CO2And H2O.When ceramic filter membrane regenerates, the first air-introduced machine, the first ventilation valve and the second ventilation valve are in
Closed mode, is sent into fresh air by the second air-introduced machine and is mixed with ozone, in a heated state, will be inhaled on ceramic filter membrane
Combustion reaction occurs for the oil smoke aerosol for echoing deposition, generates carbon dioxide and water, ceramic filter membrane are regenerated, recover filtering
Function；Soot gas pass through metal filter screen, remove bulky grain oil smoke, are then filtered to remove more than 1 μm by ceramic filter membrane
Oil smoke aerosol, finally handle remaining VOCs and CO by catalytic combustor, be allowed to be converted into CO2And H2O；Oil smoke removes
Rate reaches more than 95%, oil smoke concentration 1.1mg/m after processing3, non-methane total hydrocarbons concentration 28mg/m3, CO concentration 2.8mg/m3；Oil
Cigarette discharge meets existing《Cooking fume discharge standard》(GB 18483-2001).
Brief description of the drawings
Fig. 1 is the filtering of the utility model kitchen fumes and the structure diagram of ozone catalytic combined purifying device.
Embodiment
Embodiment 1
As shown in Figure 1, a kind of kitchen fumes filtering and ozone catalytic combined purifying device, including clean room A, the first air inducing
Machine F1, the second air-introduced machine F2 and ozone generator O3；The inside of clean room A is equipped with catalytic combustor C, the successively from top to bottom
One electrical heating preheating chamber D1, heat exchanger H, ceramic filter membrane LC, the second electrical heating preheating chamber D2 and metal filter screen L；The
One air-introduced machine F1 is connected by the 5th connecting pipe 5 with the interior bottom of clean room A；Second air-introduced machine F2 passes through the 4th connecting pipe
4 connect with clean room A, and the connection position of the 4th connecting pipe 4 and clean room A is arranged on the second electrical heating preheating chamber D2 and metal
Between filter screen L；Ozone generator O3 is connected by the second connecting pipe 2 with clean room A, the second connecting pipe 2 and clean room A
Connection position be arranged between catalytic combustor C and the first electrical heating preheating chamber D1；Second connecting pipe 2 leads to the 3rd company
Adapter road 3, the connection position of the 3rd connecting pipe 3 and clean room A are arranged on the second electrical heating preheating chamber D2 and metal filter screen L
Between；The Base top contact of clean room A has the first connecting pipe 1, and the first connecting pipe 1 is connected with heat exchanger H；Second connecting tube
Road 2 is equipped with the second ventilation valve V2；3rd connecting pipe 3 is equipped with third venting valve V3；4th connecting pipe 4 is equipped with the 4th
Ventilation valve V4；5th connecting pipe 5 is equipped with the first ventilation valve V1；The bottom of clean room A is equipped with the 5th ventilation valve V5；Clean room
In A catalytic combustor C and the first electrical heating preheating chamber D1 are arranged on equipped with the first temperature sensor T1, the first temperature sensor T1
Between；Second temperature sensor T2 is equipped with clean room A, second temperature sensor T2 is arranged on the electricity of ceramic filter membrane LC and second
Between heating preheating chamber D2；Electric heater is equipped with first electrical heating preheating chamber D1 and the second electrical heating preheating chamber D2；Catalysis combustion
Burn the precious metals pd-Pt integral catalyzers equipped with cordierite honeycomb ceramic load in the C of room.The outside of clean room A is equipped with the 6th
Connecting pipe 6, the 6th connecting pipe 6 are equipped with differential pressure pickup P, one end of the 6th connecting pipe 6 and the interconnecting part of clean room A
Position is arranged between heat exchanger H and ceramic filter membrane LC；The other end of 6th connecting pipe 6 and the connection position of clean room A
It is arranged between the second electrical heating preheating chamber D2 and metal filter screen L.
The utility model kitchen fumes filter the process with ozone catalytic combined purifying device processing soot gas：Second draws
Wind turbine F2, the second electrical heating preheating chamber D2, third venting valve V3 and the 4th ventilation valve V4 are closed；Soot gas lead to
The interior bottom that the first air-introduced machine F1 enters clean room A is crossed, soot gas remove bulky grain oil smoke by metal filter screen L, then
More than 1 μm of oil smoke aerosol is filtered to remove by ceramic filter membrane LC, finally by ozone generator O3Supplemental ozone, gas
Remaining VOCs and CO is handled by catalytic combustor C, is allowed to be converted into CO2And H2O.When ceramic filter membrane LC regenerates, first
Air-introduced machine F1, the first ventilation valve V1 and the second ventilation valve V2 are closed, and fresh sky is sent into by the second air-introduced machine F2
Gas is simultaneously mixed with ozone, in a heated state, it is anti-that the oil smoke aerosol for adsorbing and depositing on ceramic filter membrane LC burning occurs
Should, generate carbon dioxide and water, ceramic filter membrane LC are regenerated, recover filtering function；Cordierite is equipped with catalytic combustor C
Precious metals pd-Pt the integral catalyzers of Supported Honeycomb Ceramics；First electrical heating preheating chamber D1 and the second electrical heating preheating chamber D2
It is interior to be equipped with electric heater.
Precious metals pd-Pt the integral catalyzers of installation cordierite honeycomb ceramic load in catalytic combustor C；The catalyst
According to Ce (NO3)3(with CeO2Meter), boehmite is (with Al2O3Meter), Pd (NO3)2The mass ratio of (being counted using Pd) is 15:9.5:
0.5 is made slurry, is coated uniformly on cordierite honeycomb ceramic carrier, and with gases at high pressure blowout honeycomb ceramic carrier hole
Unnecessary slurries, through 120 DEG C of dryings, 500 DEG C of roastings are made, CeO in coating2、Al2O3It is 30g/L with Pd Mass Calculations.
The utility model kitchen fumes filter and the implementation of ozone catalytic combined purifying device is with oil smoke exhaust air rate 18m3/
Exemplified by min：
Oil smoke handles state：Close the second air-introduced machine F2, third venting valve V3, the 4th ventilation valve V4, the 5th ventilation valve V5
And the second electrical heating preheating chamber D2, open the first air-introduced machine F1, the first ventilation valve V1, the second ventilation valve V2, ozone generator
O3And the first electrical heating preheating chamber D1, the temperature for controlling the first temperature sensor T1 is 250-300 DEG C, and equipment is at oil smoke
Reason state；Kitchen fume is after purifier processing, and oil smoke removal rate reaches more than 95.5%, oil smoke concentration 1.1mg/
m3, non-methane total hydrocarbons 20mg/m3, CO concentration is 2mg/m3；As oil smoke is persistently handled, the pressure difference of pressure differential pressure pickup P increases
Add, when being promoted to 10kpa, it is necessary into reproduced state；Ceramic filter membrane LC reproduced states：When the pressure difference of pressure differential pressure pickup P
When improving 10kpa, the first air-introduced machine F1, the first ventilation valve V1 and the second ventilation valve V2 are closed, opens the second air-introduced machine F2, the
Three-way air valve V3 and the 4th ventilation valve V4, the air output for controlling the second air-introduced machine F2 are 0.5m3/ min, until second temperature passes
Sensor T2 is warming up to 350 DEG C, and storage temperature to when pressing the pressure difference of differential pressure pickup P to fall back to 0.1kpa, complete by regeneration, can be with
State is handled into oil smoke.
Comparative example 1
On embodiment 1, by not supplemental ozone in embodiment 1；After purified treatment, oil smoke removes kitchen fume
Rate reaches more than 92.5%, oil smoke concentration 1.7mg/m3, non-methane total hydrocarbons 29mg/m3, CO concentration are 3.7mg/m3。
The utility model kitchen fumes catalyst and ozone catalytic combined purifying are can be seen that from embodiment 1 and comparative example
Device not only can effectively filter the oil smoke of kitchen fumes generation, also can effectively handle non-methane total hydrocarbons and CO, the supplement pair of ozone
Obvious facilitation is played in soot gas purification；Embodiment 1 is overall using the precious metals pd-Pt of cordierite honeycomb ceramic load
During formula catalyst, oil smoke removal rate reaches more than 95%, oil smoke concentration 1.1mg/m3 after processing, non-methane total hydrocarbons concentration 22mg/
m3, CO concentration 2.8mg/m3；Complete oil smoke discharge meets existing《Cooking fume discharge standard》(GB 18483-2001).
Claims (10)
1. a kind of kitchen fumes filtering and ozone catalytic combined purifying device, including clean room, the first air-introduced machine, the second air-introduced machine
And ozone generator；The inside of clean room is equipped with catalytic combustor, the first electrical heating preheating chamber, heat exchange successively from top to bottom
Device, ceramic filter membrane, the second electrical heating preheating chamber and metal filter screen；It is characterized in that：First air-introduced machine connects by the 5th
Adapter road is connected with the interior bottom of clean room；Second air-introduced machine is connected by the 4th connecting pipe with clean room, the 4th connecting tube
Road and the connection position of clean room are arranged between the second electrical heating preheating chamber and metal filter screen；Ozone generator passes through second
Connecting pipe is connected with clean room, and the connection position of the second connecting pipe and clean room is arranged on catalytic combustor and the first electricity adds
Between hot preheating chamber；Second connecting pipe leads to the 3rd connecting pipe, and the connection position of the 3rd connecting pipe and clean room is set
Put between the second electrical heating preheating chamber and metal filter screen.
2. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：It is described net
The Base top contact for changing room has the first connecting pipe, and the first connecting pipe is connected with heat exchanger.
3. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：Described
Two connecting pipes are equipped with the second ventilation valve；3rd connecting pipe is equipped with third venting valve.
4. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：Described
Four connecting pipes are equipped with the 4th ventilation valve；5th connecting pipe is equipped with the first ventilation valve.
5. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：It is described net
The bottom for changing room is equipped with the 5th ventilation valve.
6. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：It is described net
Change interior and be equipped with the first temperature sensor, the first temperature sensor be arranged on catalytic combustor and the first electrical heating preheating chamber it
Between.
7. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：It is described net
Change interior and be equipped with second temperature sensor, second temperature sensor be arranged on ceramic filter membrane and the second electrical heating preheating chamber it
Between.
8. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：Described
Electric heater is equipped with one electrical heating preheating chamber and the second electrical heating preheating chamber.
9. kitchen fumes filtering according to claim 1 and ozone catalytic combined purifying device, it is characterised in that：It is described to urge
Change the precious metals pd-Pt integral catalyzers that cordierite honeycomb ceramic load is equipped with combustion chamber.
10. according to the filtering of claim 1 to 9 any one of them kitchen fumes and ozone catalytic combined purifying device, its feature
It is：The outside of the clean room is equipped with the 6th connecting pipe, and the 6th connecting pipe is equipped with differential pressure pickup, the 6th connecting tube
The one end in road and the connection position of clean room are arranged between heat exchanger and ceramic filter membrane；The other end of 6th connecting pipe
It is arranged on the connection position of clean room between the second electrical heating preheating chamber and metal filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721349147.7U CN207279653U (en) | 2017-10-17 | 2017-10-17 | A kind of kitchen fumes filtering and ozone catalytic combined purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721349147.7U CN207279653U (en) | 2017-10-17 | 2017-10-17 | A kind of kitchen fumes filtering and ozone catalytic combined purifying device |
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| Publication Number | Publication Date |
|---|---|
| CN207279653U true CN207279653U (en) | 2018-04-27 |
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ID=61979742
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721349147.7U Active CN207279653U (en) | 2017-10-17 | 2017-10-17 | A kind of kitchen fumes filtering and ozone catalytic combined purifying device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559847A (en) * | 2017-10-17 | 2018-01-09 | 金华铂锐催化科技有限公司 | A kind of kitchen fumes filtering and ozone catalytic combined purifying device |
| CN108993067A (en) * | 2018-06-14 | 2018-12-14 | 安徽吉安消防科技有限公司 | A kind of multi-functional haze cancellation element |
| CN112957878A (en) * | 2021-02-02 | 2021-06-15 | 江阴联众环保工程有限公司 | Polyester waste gas treatment device |
-
2017
- 2017-10-17 CN CN201721349147.7U patent/CN207279653U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107559847A (en) * | 2017-10-17 | 2018-01-09 | 金华铂锐催化科技有限公司 | A kind of kitchen fumes filtering and ozone catalytic combined purifying device |
| CN108993067A (en) * | 2018-06-14 | 2018-12-14 | 安徽吉安消防科技有限公司 | A kind of multi-functional haze cancellation element |
| CN112957878A (en) * | 2021-02-02 | 2021-06-15 | 江阴联众环保工程有限公司 | Polyester waste gas treatment device |
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