CN204329110U - A kind of internal-circulation type kitchen oil fume purifying system - Google Patents

A kind of internal-circulation type kitchen oil fume purifying system Download PDF

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Publication number
CN204329110U
CN204329110U CN201420752158.XU CN201420752158U CN204329110U CN 204329110 U CN204329110 U CN 204329110U CN 201420752158 U CN201420752158 U CN 201420752158U CN 204329110 U CN204329110 U CN 204329110U
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China
Prior art keywords
oil smoke
axial flow
flow blower
oil
internal
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Expired - Fee Related
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CN201420752158.XU
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Chinese (zh)
Inventor
孔良
钟毅
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Shanghai Langyuan Energy Saving Environmental Protection Technology Co Ltd
Donghua University
National Dong Hwa University
Original Assignee
Shanghai Langyuan Energy Saving Environmental Protection Technology Co Ltd
Donghua University
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Priority to CN201420752158.XU priority Critical patent/CN204329110U/en
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Publication of CN204329110U publication Critical patent/CN204329110U/en
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Abstract

The utility model relates to a kind of internal-circulation type kitchen oil fume purifying system, comprise oil smoke elution device, oil smoke flashes back system, low-temperature plasma oil smoke purifier, a described oil smoke elution device comprises the gas collection petticoat pipe above the kitchen range top and is placed in first axial flow blower with jet head in the first air channel; The entrance of described first axial flow blower is connected with gas collection petticoat pipe by described first air channel, and the outlet of described first axial flow blower is connected with triple valve; Flash back with the described oil smoke respectively entrance of gas circuit of system of two other interface of described triple valve is communicated with the entrance of described low-temperature plasma oil smoke purifier.The utility model can improve oil removing purification efficiency.

Description

A kind of internal-circulation type kitchen oil fume purifying system
Technical field
The utility model relates to technology for cooking fume control field, particularly relates to a kind of internal-circulation type kitchen oil fume purifying system.
Background technology
The pollution of waste gas to urban air of the kitchen discharge in current catering trade, canteen is more and more serious; along with being showing improvement or progress day by day of society; requirement for environmental quality is also more and more higher; the control of cooking fume discharge has also placed on the agenda; within 2000, country has issued state environment protecting standard---and cooking fume discharge standard GWBP5-2000, wherein defines the highest permission concentration of emission≤2.0mg/m of oil smoke 3, the minimum removing efficiency of purification facility to oil smoke is not less than the scope of 60-85%.
In urban population accumulation regions, comprehensive purposes building presents the trend gone up gradually, more and more harsher to smoke gas treatment restriction between catering trade cooking stove, traditional high-altitude is open, flue is long, easily produces disaster hidden-trouble, if exterior wall pipeline, urban look is also had a negative impact, is badly in need of a kind of lampblack purifying system of internal-circulation type.
The range hood supplied in the market mainly contains wet type, high-voltage electrostatic, ultraviolet light formula, dynamic centrifugal etc., and wet purification efficiency is low, and nozzle is easy to blocking, and service life is short, water consumption power consumption, and operating cost is high, easily produces secondary pollution.High-voltage electrostatic battery lead plate is easily piled up by smoke particle, corrosion, and need professional often to change, maintenance cost is high; Along with the increase of grid surface tar, can form insulator, clean-up effect declines gradually, until invalid, service life is short.Ultraviolet light formula smoke purifier decomposing oil smoke needs the reaction time of 2-3s, and air velocity duct is usually all at more than 10m/s; Ultraviolet lamp tube is easily bad, and replacement cost is high, and long-term work, under this kind of cleaning equipment, easily works the mischief to the health of cook.Dynamic centrifugal grid easily blocks up, and need clean weekly, cannot meet that GB18483-2001 requires when being used alone, and is applicable to pretreatment or purification efficiency and requires lower occasion.Finally, the most important thing is, above traditional smoke purifier all can not realize built-in installation, need install exterior wall pipeline high altitude discharge.Chinese patent ZL202008168U discloses " smoke-free cover indoor direct exhaust type oil fume purification stove ", which disclose a kind of desk cupboard interior oil fume purifier, oil smoke is drawn in the high-energy oil fume purifier in kitchen cabinet by the smoke pipe on table top three limit, successively through high-voltage static electricity fume clean room, atomized water fume purifying room, green plants fume purifying room and physics taste removal clean room, still based on absorption type fume eliminating, there is the easy saturated purification efficiency of oil smoke with the defect that smoke which increases and time lengthening purification efficiency is successively decreased in this clearing machine.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of internal-circulation type kitchen oil fume purifying system, can improve oil removing purification efficiency.
The utility model solves the technical scheme that its technical problem adopts: provide a kind of internal-circulation type kitchen oil fume purifying system, comprise oil smoke elution device, oil smoke flashes back system, low-temperature plasma oil smoke purifier, a described oil smoke elution device comprises the gas collection petticoat pipe above the kitchen range top and is placed in first axial flow blower with jet head in the first air channel; The entrance of described first axial flow blower is connected with gas collection petticoat pipe by described first air channel, and the outlet of described first axial flow blower is connected with triple valve; Flash back with the described oil smoke respectively entrance of gas circuit of system of two other interface of described triple valve is communicated with the entrance of described low-temperature plasma oil smoke purifier.
The described oil smoke system of flashing back comprises the gas circuit be placed in below cooking stove in combustion chamber, and is positioned at the air blast below described gas circuit.
The outlet of described low-temperature plasma oil smoke purifier is disposed in the interior.
Described internal-circulation type kitchen oil fume purifying system also comprises indoor secondary smoke eliminator, and described indoor secondary smoke eliminator comprises large petticoat pipe, is placed in the second axial flow blower with jet head and the air outlet in the second air channel; The entrance of described second axial flow blower is connected with described large petticoat pipe, and the outlet of described second axial flow blower is connected with described air outlet.
Described air outlet is hinged with shutter.
Described first axial flow blower and the second axial flow blower are equipped with the profit leadout hole be connected with oil sump tank.
Beneficial effect
Owing to have employed above-mentioned technical scheme, the utility model compared with prior art, there is following advantage and good effect: on the first axial flow blower of the present utility model spray containing except the water smoke of oil assistant with jet head, soot gas is lowered the temperature, washs, make oil droplet disperse to be solubilized in water, improve oil removing purification efficiency; Flash back system and low-temperature plasma purifier of oil smoke is arranged in parallel, and is of value to process gauging cigarette substantially; By indoor secondary smoke eliminator, lower the temperature outside final discharge chamber to the flue tail gas after burning, emission gases reaches discharge standard.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
Embodiment of the present utility model relates to a kind of internal-circulation type cooker hood, as shown in Figure 1, comprises oil smoke elution device, oil smoke flashes back system, low-temperature plasma oil smoke purifier and indoor secondary smoke eliminator.One time oil smoke elution device comprises 600-1000mm gas collection petticoat pipe 1 and the first axial flow blower 3 with jet head being placed in the first air channel 2 above the distance kitchen range top, the entrance of the first axial flow blower 3 is that the outlet of gas collection petticoat pipe 1, first axial flow blower 3 on cooking stove 8 top is connected with triple valve 4; Triple valve 4 except with the outlet of the first axial flow blower 3 except, two other outlet is communicated with the entrance of low-temperature plasma oil smoke purifier 9 with the entrance of gas circuit 5 respectively.The oil smoke system of flashing back comprises the gas circuit 5 be placed in below cooking stove 8 in combustion chamber 6, with the air blast 7 be positioned at below gas circuit, the entrance of gas circuit 5 exports be connected with one of triple valve 4, after a part of tail gas and combustion gas mixing of an oil smoke elution, send into together under air blast 7 acts in combustion chamber 6 and burn, clean-burning product C O 2and H 2o gas discharging is indoor; Another of the entrance of described low-temperature plasma oil smoke purifier 9 and triple valve 4 exports UNICOM, exports disposed in the interior; Indoor secondary smoke eliminator comprises the large petticoat pipe 11 being arranged in top between kitchen, be placed in second axial flow blower 12 with jet head in the second air channel 13 and be hinged with the air outlet 14 of shutter 15, the entrance of the second axial flow blower 12 be arranged in the large petticoat pipe 11 at top between kitchen and be connected, the outlet of the second axial flow blower 12 is hinged with the air outlet 14 of shutter 15 for being placed in top between cooking stove.
Simply introduce workflow of the present utility model below.
During lampblack absorber work, waste gas containing oil fume is sucked by axial flow blower 2, on axial flow blower 2 with jet head to spray containing except the water smoke of oil assistant to the axle center of axial flow blower 2, water smoke washs the soot gas sucked, cooling, high-boiling fration soot gas is made to become drop, oil droplet is wherein under the effect removing oil assistant, dispersion is solubilized in water, oil mixing with water liquid under the influence of centrifugal force, flue is derived along profit leadout hole 10, the waste gas of remaining oil smoke is contained by triple valve 4 through partial warm down, wherein a part mixes with cooking gas at gas circuit 5 entrance, send into together under air blast 7 acts in cooking stove combustion chamber 6 and burn, oil smoke tail gas and combustion gas Thorough combustion produce CO 2and H 2in the direct drain chamber of O gas.Being entered in low-temperature plasma oil smoke purifier 9 by another outlet of triple valve 4 through the residue oil smoke of an oil smoke elution to continue after process directly in drain chamber, concentrate on indoor flue gas mainly to comprise: burnt gas in cooking stove 8, the waste gas of discharging after low-temperature plasma fume purifying, and the oil smoke that minute quantity is escaped, again sucked by axial flow blower 12, on axial flow blower 12 with shower nozzle to the axle center water spray of axial flow blower 12, continue to carry out cooling to indoor flue gas to absorb, finally from the air outlet discharge being hinged with shutter, the gas given off reaches the oil smoke discharge standard specified in GWBP5-2000 discharge standard completely.
Be not difficult to find, the utility model structure is simple, and not only oil removing purification efficiency is high, and without exterior wall pipeline, only can realize oil smoke in indoor and purify completely, utterly destroy disaster hidden-trouble, played available protecting effect to security against fire and urban look.

Claims (6)

1. an internal-circulation type kitchen oil fume purifying system, comprise oil smoke elution device, oil smoke flashes back system, low-temperature plasma oil smoke purifier, it is characterized in that, a described oil smoke elution device comprises the gas collection petticoat pipe (1) above the kitchen range top and is placed in first axial flow blower (3) with jet head in the first air channel (2); The entrance of described first axial flow blower (3) is connected with gas collection petticoat pipe (1) by described first air channel (2), and the outlet of described first axial flow blower (3) is connected with triple valve (4); Flash back with the described oil smoke respectively entrance of gas circuit (5) of system of two other interface of described triple valve (4) is communicated with the entrance of described low-temperature plasma oil smoke purifier (9).
2. internal-circulation type kitchen oil fume purifying system according to claim 1, it is characterized in that, the described oil smoke system of flashing back comprises the gas circuit (5) be placed in cooking stove (8) below combustion chamber (6), and is positioned at the air blast (7) of described gas circuit (5) below.
3. internal-circulation type kitchen oil fume purifying system according to claim 1, is characterized in that, the outlet of described low-temperature plasma oil smoke purifier (9) is disposed in the interior.
4. internal-circulation type kitchen oil fume purifying system according to claim 1, it is characterized in that, also comprise indoor secondary smoke eliminator, described indoor secondary smoke eliminator comprises large petticoat pipe (11), is placed in second axial flow blower (12) with jet head in the second air channel (13) and air outlet (14); The entrance of described second axial flow blower (12) is connected with described large petticoat pipe (11), and the outlet of described second axial flow blower (12) is connected with described air outlet (14).
5. internal-circulation type kitchen oil fume purifying system according to claim 4, is characterized in that, described air outlet (14) is hinged with shutter (15).
6. internal-circulation type kitchen oil fume purifying system according to claim 4, is characterized in that, described first axial flow blower (3) and the second axial flow blower (12) are equipped with the profit leadout hole (10) be connected with oil sump tank.
CN201420752158.XU 2014-12-03 2014-12-03 A kind of internal-circulation type kitchen oil fume purifying system Expired - Fee Related CN204329110U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420752158.XU CN204329110U (en) 2014-12-03 2014-12-03 A kind of internal-circulation type kitchen oil fume purifying system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420752158.XU CN204329110U (en) 2014-12-03 2014-12-03 A kind of internal-circulation type kitchen oil fume purifying system

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CN204329110U true CN204329110U (en) 2015-05-13

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108095575A (en) * 2018-01-10 2018-06-01 中山市安科厨房设备有限公司 A kind of net gas barbecue equipment of smokelessly preventing fires
CN109708169A (en) * 2018-09-28 2019-05-03 威廉·克雷格 A kind of kitchen fume processing system, cleaning method and drying means
CN110006081A (en) * 2019-04-10 2019-07-12 宁波市镇海怡福莱文化创意有限公司 A kind of circulation combination stove

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108095575A (en) * 2018-01-10 2018-06-01 中山市安科厨房设备有限公司 A kind of net gas barbecue equipment of smokelessly preventing fires
CN109708169A (en) * 2018-09-28 2019-05-03 威廉·克雷格 A kind of kitchen fume processing system, cleaning method and drying means
CN110006081A (en) * 2019-04-10 2019-07-12 宁波市镇海怡福莱文化创意有限公司 A kind of circulation combination stove

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150513

Termination date: 20171203

CF01 Termination of patent right due to non-payment of annual fee