CN106091065A - Energy-saving cooking fume exhauster - Google Patents
Energy-saving cooking fume exhauster Download PDFInfo
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- CN106091065A CN106091065A CN201610695697.8A CN201610695697A CN106091065A CN 106091065 A CN106091065 A CN 106091065A CN 201610695697 A CN201610695697 A CN 201610695697A CN 106091065 A CN106091065 A CN 106091065A
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- blower fan
- big
- air vent
- energy
- little
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The present invention relates to a kind of energy-saving cooking fume exhauster, be mainly made up of switch, blower fan and the motor being connected with matched with blower arranged on shell, shell, shell is provided with plenum chamber, and plenum chamber is provided with total air vent；In shell, left and right is provided with the big blower fan of A and the big blower fan of B, one or two little blower fan it is provided with between the big blower fan of A and the big blower fan of B, the air vent of each blower fan is respectively equipped with independent exhaustor, and the air vent of each exhaustor is arranged in plenum chamber, and is respectively equipped with non-return valve at exhaustor gas outlet；Wherein the air vent of the big blower fan of A and the big blower fan of B is arranged on the lower position of plenum chamber, and little blower fan exhaustor is positioned at the big blower fan of A and the centre position of B big blower fan exhaustor, and little blower fan air vent is higher than the air vent of the big blower fan of A, B.This energy-conservation smoke-fume conducting machine meets double stove size air quantity can be the most energy-conservation with the smoke exhaust of exhaust air rate index, the most useful health of human body.
Description
Technical field
The present invention relates to a kind of energy-saving cooking fume exhauster, belong to energy-conservation improved cooker hood.
Background technology
The most both at home and abroad, the blower fan induced-draft fan of useful 600W heavy-duty motor；The induced-draft fan of one blower fan of useful 260W；
The induced-draft fan of the most useful two blower fans of 260W or 372W, various countries differ, and producer's product differs, and the most useful exhaust air rate is 3～4m/
The induced-draft fan divided, owing to air quantity is less than the exhaust air rate of regulation, oil smoke row do not fall, harmful health of human body.
China regulation induced-draft fan exhaust air rate be 14m/point, power is 260W, two fans should be exhaust air rate be 7m/
Point, power is 130W.The cigarette machine of above-mentioned domestic and international employing can and exhaust air rate chaotic, and cigarette machine can only perform unilateral index or
Cannot perform by energy index.
Although enterprise of over thousands of of the world uses up various technology and technique, want that the motor frequency modulation technology using the world advanced realizes
Cigarette machine is energy-conservation, but motor frequency modulation technology theoretical energy-conservation 20%, but frequency modulation actual energy-conservation 10%, frequency modulation technology cost is high simultaneously, nothing
Method is applied to cigarette machine.
Existing countries in the world all use motor to turn technology, it is desirable to when cigarette machine is with little air quantity, is turned down by motor rotations and reach
The purpose of economize on electricity, but motor is turned and economized on electricity 10% in technical know-how, reality can economize on electricity 5%, and most of factories product does not economizes on electricity, simultaneously without
Relevant regulations in terms of economize on electricity.
The industry is across hydrodynamics, motor two subject, enterprise of over thousands of of the world, and several scientific research institutions use up way, examination
Figure realizes energy-conservation purpose, and within 96 years, the Department of Science and Technology realizes energy-conservation for the industry, spends huge sums to the enterprise of industry-leading and has built generation
Laboratory maximum in boundary, the time of 30 years so far, can say costly, and induced-draft fan is designed as exhaust air rate and is by this laboratory
14m/point, power is 250W, improves efficiency 2.5%, it is seen that on induced-draft fan, any small energy-saving effect is the most hard-earned.
Owing to each family of the whole world all uses smoke exhaust, being therefore related to the health of the mankind, its power consumption is huge simultaneously
Greatly, therefore, induced-draft fan realizes under useful health of human body state, energy-conservation becomes problem urgently to be resolved hurrily.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of energy-saving cooking fume exhauster, and this energy-conservation smoke-fume conducting machine meets double stove size
Air quantity can be the most energy-conservation with the smoke exhaust of exhaust air rate index, the most useful health of human body.
For solving problem above, the concrete technical scheme of the present invention is as follows: a kind of energy-saving cooking fume exhauster, mainly by shell,
The switch, blower fan and the motor being connected with matched with blower that arrange on shell form, and shell is provided with plenum chamber, and plenum chamber is provided with always
Air vent；In shell, left and right is provided with the big blower fan of A and the big blower fan of B, is provided with one or two little between the big blower fan of A and the big blower fan of B
Blower fan, the air vent of each blower fan is respectively equipped with independent exhaustor, and the air vent of each exhaustor is arranged in plenum chamber, and aerofluxus
Pipe is respectively equipped with non-return valve at gas outlet；Wherein the air vent of the big blower fan of A and the big blower fan of B is arranged on the lower position of plenum chamber, little
Blower fan exhaustor is positioned at the big blower fan of A and the centre position of B big blower fan exhaustor, and little blower fan air vent is higher than the big blower fan of A, B
Air vent.
Described little blower fan air vent is higher than the air vent 200mm of the big blower fan of A, B.
Exhaust air rate 6～9 m of the big blower fan of described A or the big blower fan of B3/ minute, when using centrifugal fan structure, impeller is straight
Footpath is 160～260mm, and height is 40～100mm, and blade quantity is 40～70.
The big blower fan of described A or the supporting motor stator external diameter of the big blower fan of B are 70～110mm, stator length be 70～
110mm, produces 90～190W power brackets.
The exhaust air rate of described little blower fan is at 2～5 m3/ minute, use centrifugal fan structure time, impeller diameter be 120～
200mm, height is 40～100mm, and blade quantity is 20～50.
The supporting motor stator external diameter of described little blower fan is 50～110mm, and stator length is 50～110mm, produces
40～90W power brackets.
This energy-saving cooking fume exhauster uses the structure of plenum chamber, and big blower fan air vent and little blower fan air vent are arranged on it
In, the least blower fan air vent, higher than the air vent of the big blower fan of A, B, makes little blower fan air vent escape the air vent of the big blower fan of A, B
The shearing force of the produced big blast of Wind Volume, little blower fan air vent is located at and closes on total air vent, is in strong wind pressure pressure and reduces
Section, is located between big blower fan air vent because of little blower fan exhaust duct again, flings total air vent, so coordinated size air quantity, blast,
Make it in balance, common air draft under non-interfering state, it is to avoid little air quantity is sheared, and little blower fan is poured in down a chimney, and does not works,
The situation that workload diminishes occurs, it is ensured that power is not lost in the two work.
Using two the little blower fans being set up in parallel, the position of its little blower fan can produce different relative positions from big blower fan
Relation, it is achieved the structure of different smoke exhausts, the position of little blower fan is different, so that smoke discharging effect is more preferable.
The technical parameter of A motor and the technical parameter of B motor are within the above range, it is ensured that cigarette machine conformance with standard
The power used and air quantity.
Accompanying drawing explanation
Fig. 1 be energy-saving cooking fume exhauster and air quantity trend graph.
Detailed description of the invention
As it is shown in figure 1, a kind of energy-saving cooking fume exhauster, mainly by switch 23, blower fan and and the wind arranged on shell 8, shell
The motor composition of the supporting connection of machine, shell 8 is provided with plenum chamber 15, and plenum chamber 15 is provided with total air vent 14；In shell, left and right sets
There is the big blower fan 7 of the big blower fan of A 1 and B, between the big blower fan 7 of the big blower fan of A 1 and B, be provided with two little blower fans, respectively C little blower fan 13 He
The little blower fan of D 5, the air vent of each blower fan is respectively equipped with independent exhaustor (10,21,17,18), and the air vent of each exhaustor is arranged
In plenum chamber 15, and at exhaustor (10,21,17,18) gas outlet, it is respectively equipped with non-return valve (11,20,16)；Wherein A strong wind
The air vent of the big blower fan 7 of machine 1 and B is arranged on the lower position of plenum chamber 15, and little blower fan exhaustor (17,18) is positioned at A big blower fan 1 He
The centre position of B big blower fan 7 exhaustor (10,21), and little blower fan air vent is higher than the air vent 200mm of the big blower fan of A, B.Gas collection
Case 15 is arranged on the top of shell 8, makes total air vent increase therewith, has the function of anti-lost power, under being divided in plenum chamber
The high pressure section in portion, the slow pressure section at middle part and the low pressure stage on top, the air vent of the little blower fan 5 of the little blower fan of C 13 and D is superposed low
Pressure section, the big blower fan of A 1 and B big blower fan 7 air vent is positioned at the high pressure section of bottom, due to the air vent of the little blower fan 5 of the little blower fan of C 13 and D
Superposed low pressure stage, when the big blower fan 7 of the big blower fan of A 1 and B works, when big pressure air draft rises to top, neighbouring total aerofluxus
Mouthful, blower pressure has decayed, and does not i.e. have big blower fan and pours in down a chimney to little blower fan, loses air quantity.This plenum chamber has tunable
High or low power, airflow pressure, have and be not afraid of big air pressure air flow little air quantity is produced shearing force, be allowed under poised state common air draft
Ability.
Described little blower fan air vent is higher than the air vent 200mm of the big blower fan of A, B.
Exhaust air rate 6～9 m of the big blower fan of described A or the big blower fan of B3/ minute, when using centrifugal fan structure, impeller is straight
Footpath is 160～260mm, and height is 40～100mm, and blade quantity is 40～70.
The big blower fan of described A or the supporting motor stator external diameter of the big blower fan of B are 70～110mm, stator length be 70～
110mm, produces 90～190W power brackets.
The exhaust air rate of described little blower fan is at 2～5 m3/ minute, use centrifugal fan structure time, impeller diameter be 120～
200mm, height is 40～100mm, and blade quantity is 20～50.
The supporting motor stator external diameter of described little blower fan is 50～110mm, and stator length is 50～110mm, produces
40～90W power brackets.
This smoke exhaust uses two big blower fans and a little blower fan structure, has four kinds of work in combination modes as follows:
Working method one: use kitchen range, need to use little air quantity, only opens the big blower fan of A or the big blower fan of B, power of motor
Using 130W, exhaust air rate is 7 m3/ minute；
Working method two: use kitchen range, needs, with Wind Volume, to open a big blower fan and a little blower fan, and strong wind is dynamo-electric
Acc power uses 130W, and exhaust air rate is 7 m3/ minute, little blower motor power uses 56W, and exhaust air rate is 3 m3/ minute, then altogether
Power consumption uses 186W, and exhaust air rate is 10 m3/ minute；
Working method three: using two kitchen range, open two big blower fans simultaneously, strong wind electromechanics acc power uses 130W, exhaust air rate
It is 7 m3/ minute, power consumption uses 260W altogether, and exhaust air rate is 14 m3/ minute；
Working method four: use two kitchen range, open two big blower fans and a little blower fan, big blower fan and the skill of little blower fan simultaneously
Art parameter is with working method two, and power consumption uses 316W the most altogether, and exhaust air rate is 17 m3/ minute；
Smoke exhaust uses two big blower fans and two little blower fan structures, has the 5th kind of work in combination mode as follows:
Working method five: use two kitchen range, needs, with Wind Volume, to need to open two big blower fans and two little blower fans simultaneously,
The technical parameter of big blower fan and little blower fan is with working method two, and power consumption uses 372W the most altogether, and exhaust air rate is 20 m3/ minute.
Working method one with comparing:
Working method one is used on kitchen range, little air quantity demand, and the air quantity of single blower fan is 7 m to need conformance with standard to specify3/
Minute, power consumption 130W.
Unilateral blower fan opened by the cigarette machine of European Union's mode, and its exhaust air rate usually power consumption is 186W, and exhaust air rate is 10 m3/ point
Clock.Owing to 7 m can not be performed3/ minute air draft index, can only turn down motor rotations 80%, thus consume during turning number
Electricity is still 186W, and exhaust air rate is reduced to 8 m3/ minute, the actual many power consumptions 186W-130W=56W of the cigarette machine of European Union's mode, from
And reality is without energy-conservation.
The cigarette machine two fans respectively power consumption of domestically leading enterprise is 125W, and exhaust air rate is 7 m3/ minute, this working method
Only need to open a blower fan.
The cigarette machine list blower fan respectively power consumption of domestically leading enterprise is 250W, and exhaust air rate is 14 m3/ minute, its power is big,
Air quantity is excessive.
The efficiency of European Union's mode blower fan calculates: 130W(calibration power) × 75%(motor consumable shaft power) × 80%(impeller
Efficiency) ÷ 186W(actual power loss)=0.419 ≈ 42%.
The two fans efficiency of domestically leading enterprise cigarette machine calculates: 130W(calibration power) × 75%(motor consumable shaft power)
× 80%(impeller adiabatic efficiency) ÷ 125W(actual power loss)=0.624 ≈ 62.4%.
Single blower fan efficiency of domestically leading enterprise cigarette machine calculates: 130W(calibration power) × 75%(motor consumable shaft power)
× 80%(impeller adiabatic efficiency) ÷ 250W(actual power loss)=0.312 ≈ 30%.
The efficiency of the application working method one calculates: 130W(calibration power) × 75%(motor consumable shaft power) × 80%
(impeller adiabatic efficiency) ÷ 130W(actual power loss)=0.6 ≈ 60%.
Visible, the application working method one compares European Union's mode and economizes on electricity 56W, and efficiency improves 18%, less than domestically leading enterprise
Two fans 2.4%, higher than domestically leading enterprise list blower fan 30%, each major company mostly produces this list blower fan structure cigarette machine, causes industry
Not energy efficient.
Working method two with comparing:
Working method two is used on kitchen range, Wind Volume demand, and the air quantity of single blower fan is 10 to need conformance with standard to specify
m3/ minute, power consumption 186W.
A blower fan only opened by European Union's mode blower fan, and power consumption is 186W, and exhaust air rate is 10 m3/ minute, i.e. touch the mark.
Domestically leading enterprise cigarette machine two fans respectively power consumption is 125W, and exhaust air rate is 7 m3/ minute, this working method needs
To open two blower fans, common-battery consumption is 250W, and exhaust air rate is 14 m simultaneously3/ minute, can be only achieved index.
Or using domestically leading enterprise cigarette machine list blower fan, power consumption is 250W, and exhaust air rate is 14 m3/ minute, can be only achieved finger
Mark.
The efficiency of European Union's mode blower fan calculates: 186W(calibration power) × 75%(motor consumable shaft power) × 80%(impeller
Efficiency) ÷ 186W(actual power loss)=0.6 ≈ 60%.
The efficiency of domestically leading enterprise cigarette machine two fans calculates: 186W(calibration power) × 75%(motor consumable shaft power)
× 80%(impeller adiabatic efficiency) ÷ 250W(actual power loss)=0.446 ≈ 45%.
The efficiency of domestically leading enterprise cigarette machine list blower fan calculates: 186W(calibration power) × 75%(motor consumable shaft power)
× 80%(impeller adiabatic efficiency) ÷ 250W(actual power loss)=0.446 ≈ 45%.
The efficiency of the application working method two calculates: 186W(calibration power) × 75%(motor consumable shaft power) × 80%
(impeller adiabatic efficiency) ÷ (130W+56W) (actual power loss)=0.6 ≈ 60%.
Visible, the application working method two is with identical compared with European Union's mode cigarette function effect, more double wind than domestically leading enterprise cigarette machine
The efficiency of machine and single blower fan is respectively increased 15%.
Working method three with comparing:
Working method three is used on two kitchen range, the little air quantity of each stove, and little air quantity needs conformance with standard regulation air quantity to be 7 m3/
Minute, power consumption 130W, consume 260W, exhaust air rate 14 m altogether3/ minute.
Domestically leading enterprise cigarette machine two fans respectively power consumption is 125W, and exhaust air rate is 7 m3/ minute, this working method needs
To open two blower fans, common-battery consumption is 250W, and exhaust air rate is 14 m simultaneously3/ minute, i.e. touch the mark.
The cigarette machine list blower fan respectively power consumption of domestically leading enterprise is 250W, and exhaust air rate is 14 m3/ minute.
The efficiency of domestically leading enterprise cigarette machine two fans calculates: 260W(calibration power) × 75%(motor consumable shaft power)
× 80%(impeller adiabatic efficiency) ÷ 250W(actual power loss)=0.624 ≈ 62.4%.
The efficiency of domestically leading enterprise cigarette machine list blower fan calculates: 260W(calibration power) × 75%(motor consumable shaft power)
× 80%(impeller adiabatic efficiency) ÷ 250W(actual power loss)=0.624 ≈ 62.4%.
The efficiency of the application working method three calculates: 260W(calibration power) × 75%(motor consumable shaft power) × 80%
(impeller adiabatic efficiency) ÷ (130W+130W) (actual power loss)=0.6 ≈ 60%.
Visible, the efficiency of the two fans of domestically leading enterprise cigarette machine and single blower fan improves with the application working method three
2.4%。
Working method four with comparing:
Working method four is used on two kitchen range, a stove Wind Volume, the little air quantity of another stove, and little air quantity needs to meet mark
Quasi-regulation air quantity is 7 m3/ minute, power consumption 130W；Wind Volume needs conformance with standard regulation air quantity to be 10 m3/ minute, consume
Power 186W.
European Union's mode blower fan needs to open two blower fans simultaneously, and a blower fan power consumption is 186W, and exhaust air rate is 10 m3/ point
Clock, another needs to reduce rotating speed to reach exhaust air rate as 8m3/ minute, power consumption is still 186W, therefore European Union's blower fan uses power altogether
372W, exhaust air rate is 18m3/ minute.
The efficiency of European Union's mode blower fan calculates: (186W+130W) (calibration power) × 75%(motor consumable shaft power) ×
80%(impeller adiabatic efficiency) ÷ (186W+186W) (actual power loss)=0.5 ≈ 50%.
The efficiency of working method four calculates: (186W+130W) (calibration power) × 75%(motor consumable shaft power) × 80%
(impeller adiabatic efficiency) ÷ (130W+56W+130 W) (actual power loss)=0.6 ≈ 60%.
Visible, working method four compares European Union's mode and economizes on electricity 56W, and efficiency improves 10%.
Working method five with comparing:
Working method five is used on two kitchen range, and two stoves are respectively adopted Wind Volume, and Wind Volume needs conformance with standard regulation air quantity
It is 10 m3/ minute, power consumption 186W, consume 372W, 20 m altogether3/ minute.
European Union's mode blower fan needs to open two blower fans simultaneously, and two blower fan power consumptions respectively are 186W, and exhaust air rate is respectively
10 m3/ minute, sharing electricity 372W, exhaust air rate is 20 m3/ minute.
The efficiency of European Union's mode blower fan calculates: 372W(calibration power) × 75%(motor consumable shaft power) × 80%(impeller
Efficiency) ÷ (186W+186W) (actual power loss)=0.6 ≈ 60%.
The efficiency of working method five calculates: 372W(calibration power) × 75%(motor consumable shaft power) × 80%(impeller effect
Rate) ÷ (130W+56W+130W+56W) (actual power loss)=0.6 ≈ 60%.
Visible, working method five is with identical compared with European Union's mode efficiency.
Five kinds of working method comparative results in sum are visible, either European Union's mode blower fan or domestically leading enterprise
Cigarette machine is not all because being inconsistent with reality application, it is impossible to executions energy index exhaust air rate or can only unilateral execution energy index and exhaust air rate,
Consume energy by low load with strong power formula, belong to unreasonable structure.Due to the fact that available many structures cigarette machine is applied in combination, meet each stove big
Little exhaust air rate and with can index, it is achieved energy-conservation purpose, substantially increases actual energy consumption efficiency simultaneously, and said structure mode meets
Various countries' energy-saving application, the scope energy of each structure of motor, blower fan, exhaust air rate index, can be with the provisioning change of each regulation department
Changing, reaching this invention is of value to the healthy of the people of the world, and reaches energy-conservation purpose.
Claims (6)
1. an energy-saving cooking fume exhauster, mainly by the switch arranged on shell, shell, blower fan and the motor being connected with matched with blower
Composition, it is characterised in that: shell is provided with plenum chamber, and plenum chamber is provided with total air vent；In shell, left and right is provided with the big blower fan of A and B
Big blower fan, is provided with one or two little blower fan between the big blower fan of A and the big blower fan of B, and the air vent of each blower fan is respectively equipped with independence
Exhaustor, the air vent of each exhaustor is arranged in plenum chamber, and is respectively equipped with non-return valve at exhaustor gas outlet；Wherein A
The air vent of big blower fan and the big blower fan of B is arranged on the lower position of plenum chamber, and little blower fan exhaustor is positioned at the big blower fan of A and the big blower fan of B
The centre position of exhaustor, and little blower fan air vent is higher than the air vent of the big blower fan of A, B.
2. energy-saving cooking fume exhauster as claimed in claim 1, it is characterised in that: described little blower fan air vent is higher than A, B strong wind
The air vent 200mm of machine.
3. energy-saving cooking fume exhauster as claimed in claim 1, it is characterised in that: the big blower fan of described A or the exhaust air rate of the big blower fan of B
6～9 m3/ minute, when using centrifugal fan structure, impeller diameter is 160～260mm, and height is 40～100mm, blade quantity
It it is 40～70.
4. energy-saving cooking fume exhauster as claimed in claim 1, it is characterised in that: the big blower fan of described A or the big blower fan of B are supporting
Motor stator external diameter is 70～110mm, and stator length is 70～110mm, produces 90～190W power brackets.
5. energy-saving cooking fume exhauster as claimed in claim 1, it is characterised in that: the exhaust air rate of described little blower fan is at 2～5 m3/
Minute, when using centrifugal fan structure, impeller diameter is 120～200mm, and height is 40～100mm, and blade quantity is 20～50
Individual.
6. energy-saving cooking fume exhauster as claimed in claim 1, it is characterised in that: outside the motor stator that described little blower fan is supporting
Footpath is 50～110mm, and stator length is 50～110mm, produces 40～90W power brackets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610695697.8A CN106091065B (en) | 2016-08-22 | 2016-08-22 | Energy-saving cooking fume exhauster |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610695697.8A CN106091065B (en) | 2016-08-22 | 2016-08-22 | Energy-saving cooking fume exhauster |
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| CN106091065A true CN106091065A (en) | 2016-11-09 |
| CN106091065B CN106091065B (en) | 2017-12-26 |
Family
ID=58070950
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236573A (en) * | 1994-02-25 | 1995-09-12 | Zojirushi Corp | Smokeless roaster |
| CN2246256Y (en) * | 1994-03-14 | 1997-01-29 | 杨启明 | Cooker hood |
| KR20040110856A (en) * | 2003-06-20 | 2004-12-31 | (주)대성기연 | A Air Jet Type Gas Range Kitchen Hood |
| CN201265901Y (en) * | 2008-06-06 | 2009-07-01 | 阳光学 | Novel ventilator with left and right independent chambers |
| CN201621752U (en) * | 2010-01-12 | 2010-11-03 | 安承毅 | Double-machine sealing fume extractor |
| CN204084515U (en) * | 2014-02-17 | 2015-01-07 | 胡松鹤 | A kind of totally-enclosed exempting from unpicks and washes Crossed Circle air knife environmental protection type kitchen drive row lampblack absorber |
| CN205227446U (en) * | 2015-10-19 | 2016-05-11 | 孟令奇 | Big suction lampblack absorber |
-
2016
- 2016-08-22 CN CN201610695697.8A patent/CN106091065B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07236573A (en) * | 1994-02-25 | 1995-09-12 | Zojirushi Corp | Smokeless roaster |
| CN2246256Y (en) * | 1994-03-14 | 1997-01-29 | 杨启明 | Cooker hood |
| KR20040110856A (en) * | 2003-06-20 | 2004-12-31 | (주)대성기연 | A Air Jet Type Gas Range Kitchen Hood |
| CN201265901Y (en) * | 2008-06-06 | 2009-07-01 | 阳光学 | Novel ventilator with left and right independent chambers |
| CN201621752U (en) * | 2010-01-12 | 2010-11-03 | 安承毅 | Double-machine sealing fume extractor |
| CN204084515U (en) * | 2014-02-17 | 2015-01-07 | 胡松鹤 | A kind of totally-enclosed exempting from unpicks and washes Crossed Circle air knife environmental protection type kitchen drive row lampblack absorber |
| CN205227446U (en) * | 2015-10-19 | 2016-05-11 | 孟令奇 | Big suction lampblack absorber |
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| Publication number | Publication date |
|---|---|
| CN106091065B (en) | 2017-12-26 |
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