CN108006743B - Water curtain atomizing filtering fume exhaust fan - Google Patents
Water curtain atomizing filtering fume exhaust fan Download PDFInfo
- Publication number
- CN108006743B CN108006743B CN201710441871.0A CN201710441871A CN108006743B CN 108006743 B CN108006743 B CN 108006743B CN 201710441871 A CN201710441871 A CN 201710441871A CN 108006743 B CN108006743 B CN 108006743B
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- Prior art keywords
- water
- range hood
- guide plate
- outlet pipe
- fan
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 150
- 238000001914 filtration Methods 0.000 title claims abstract description 23
- 239000003517 fume Substances 0.000 title description 20
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 239000000779 smoke Substances 0.000 claims abstract description 49
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 30
- 238000003860 storage Methods 0.000 claims description 15
- 238000000889 atomisation Methods 0.000 claims description 13
- 230000000903 blocking effect Effects 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 2
- 230000003872 anastomosis Effects 0.000 claims 1
- 238000005406 washing Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 101150038956 cup-4 gene Proteins 0.000 description 6
- 239000003595 mist Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 241000886569 Cyprogenia stegaria Species 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000010411 cooking Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- 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
- F24C15/2035—Arrangement or mounting of filters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
Abstract
The utility model provides a water curtain atomizing filters range hood, includes housing (5), fan (52), collection petticoat pipe (51), smoke guide plate (3) and collection oil cup (4), its characterized in that be equipped with on fan (52) be used for radiating water-cooling pipeline (22), this range hood still includes liquid reserve tank (6), suction pump (64), air inlet screen panel (1) and outlet pipe (2), air inlet screen panel (1) locate the air intake of aforementioned housing (5) and can form the water curtain region with between the smoke guide plate (3); the water outlet pipe (2) is annular or is arranged around the edge of the air inlet net cover (1), a plurality of water outlet holes (21) are arranged at intervals on the lower end face, and the water inlet end of the water outlet pipe (2) is communicated with the first liquid outlet pipeline (61). The whole oil smoke washing and filtering device combines the oil smoke washing and filtering device, the smoke guide plate and the cleaning device of the oil collecting cup and the cooling device of the fan into a whole, has compact whole structure and is beneficial to arrangement and assembly.
Description
Technical Field
The utility model relates to a range hood, and belongs to the technical field of kitchen ware.
Background
The range hood has been put into thousands of households and is a popular consumer product, and the main function of the range hood is to exhaust the oil smoke and waste gas generated by cooking in a kitchen. At present, a common range hood is generally provided with an air duct, a fan, an oil filter screen and an oil collecting cup, wherein the fan discharges air into the air duct, the oil collecting cup collects oil stains flowing down from the oil filter screen, and after long-term use, the oil stains are accumulated in the air duct and on the fan although the oil collecting cup exists, so that the processing is particularly laborious and time-consuming, the load of the fan is increased, and the suction force is reduced; in addition, the oil filter screen and the oil collection cup are removed and then disposed of.
For this reason, a lot of water washing type range hoods are disclosed in the prior art, such as the chinese patent of utility model "self-cleaning range hood" with patent number ZL99209588.3 (issued notice number CN 2373711Y), which includes a range hood main body, and is characterized in that: the centrifugal fan of the range hood is provided with a liquid storage device, a cleaning pump is arranged in the liquid storage device, one end of a liquid conveying pipe is communicated with a water outlet of the cleaning pump, the other end of the liquid conveying pipe is communicated with a spray header, and the spray header faces an impeller in the centrifugal fan and is fixed on a host. Similarly, reference may also be made to China patent No. ZL02272678.0 for self-cleaning extractor hoods (issued to publication No. CN 2566158Y).
How to treat the water generated in the range hood of the patent does not give a specific detailed solution, and the liquid storage device is inconvenient to install and replace and needs to be improved.
On the basis of the above, many improved patents appear, such as a Chinese patent utility model 'smoke exhaust ventilator' with patent number ZL200610107966.0 (issued bulletin number: CN 100535530C), air entering the smoke exhaust ventilator is subjected to heat exchange, water curtain cleaning and then is discharged by an exhaust duct, and water is circulated by a circulating pump; reference may also be made to chinese utility model patent No. zl20080145732. X, "a comprehensive fully automatic range hood" (grant bulletin number: CN 201359311Y), which uses an atomization method in combination with a filter screen to collect oil droplets for purifying air. However, due to the lack of consideration of the structural arrangement, the mixing density of water and air is insufficient, so that the fume washing effect is poor, the fan still needs to be cleaned irregularly, and a protective cover is additionally required to be arranged in the patent ZL 20081015732. X, which tends to increase the manufacturing cost.
At present, in order to improve the fume suction effect, a fume guide plate is generally arranged at the position of an air inlet in a detachable manner so as to facilitate cleaning, but the fume guide plate is generally large in size and made of metal materials, so that the overall weight is large, the assembly, disassembly and cleaning are laborious for family women, and the effort direction of researchers is always that how to combine water washing and the cleaning of the fume guide plate into the fume suction effect.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a water curtain type filtering range hood which combines the water washing filtering of oil smoke and the automatic cleaning of a smoke guide plate.
The utility model aims to solve the technical problem of providing a water curtain type filtering range hood which combines oil fume washing filtering and water mist oil fume filtering.
The utility model aims to solve the technical problem of providing a water curtain type filtering range hood which combines the water washing filtering of oil smoke and the automatic cleaning of a smoke guide plate.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a water curtain atomizing filters range hood, includes housing, fan, collection petticoat pipe, smoke guide plate and collection oil cup, and aforementioned fan is located in the housing, and aforementioned collection petticoat pipe is located the housing lower port and has the air intake, and aforementioned smoke guide plate just sets up and keeps predetermined interval with collection petticoat pipe to be formed with the oil smoke passageway that holds the oil smoke and pass through between smoke guide plate and collection petticoat pipe, its characterized in that be equipped with the water-cooling pipeline that is used for radiating on the fan, this range hood still includes
The liquid storage tank is provided with a first liquid outlet pipeline and a second liquid outlet pipeline; an atomizing nozzle is arranged at the liquid outlet end of the second liquid outlet pipeline, and the spraying direction of the atomizing nozzle is corresponding to the air inlet of the fan;
the water pump is arranged on the second liquid outlet pipeline and is used for providing water source pressure;
an air inlet net cover which is arranged at an air inlet of the housing and can form a water curtain area with the smoke guide plate; and
the water inlet end of the water outlet pipe is communicated with the first liquid outlet pipeline;
the smoke guide plate is positioned below the air inlet net cover, and can drain the cleaning water or cleaning liquid flowing out from the water outlet to the oil collecting cup.
The fan is provided with a water cooling pipeline for radiating heat, and the first liquid outlet pipeline flows through the water cooling pipeline and then enters the water outlet pipe. The water cooling pipeline brings heat generated by the fan through the fan shell, so that the running stability of the fan is improved, water in the water cooling pipeline is heated, subsequent oil smoke filtering and smoke guide plate cleaning are facilitated, and the fan is obtained at one time.
Further, radiating fins are arranged on the shell of the fan in a radial mode, and the water cooling pipeline is wound on the periphery of the radiating fins.
The arrangement of the water-cooled pipeline is preferably one of the following:
first, the cooling fin is provided with an embedding groove, and correspondingly, the water cooling pipeline is embedded in the embedding groove.
Second, the water-cooling pipeline is S-shaped and wound between the adjacent cooling fins.
Further, the water cooling pipeline at least comprises two water cooling branches connected in parallel, and the two water cooling branches are enclosed into a ring and arranged on the shell of the fan.
The oil collecting cup is provided with a drain pipe, the water inlet end of the liquid storage tank is connected with the drain pipe to form a circulation loop, and a circulation pump is arranged in the circulation loop. The automatic circulation cleaning can be realized by setting the circulation pump. The cleaning water or the cleaning liquid may be replaced periodically.
The water outlet pipe is preferably arranged as follows: the periphery of the upper end face of the air inlet net cover is provided with an annular groove, the inner side face of the annular groove is anastomotic with the outer wall of the water outlet pipe, the bottom of the annular groove is provided with a through hole, the water outlet pipe is annularly arranged in the annular groove, and the water outlet hole of the water outlet pipe corresponds to the through hole of the annular groove.
The through holes in the annular groove are arranged in at least two rows from outside to inside, and the through holes in two adjacent rows are staggered. Double-layer or multi-layer dynamic water filter screens can be formed, and water cleaning is more thorough.
The water outlet pipe is positioned on the upper end surface of the air inlet net cover and is positioned in the housing. The design is more compact and reasonable, the pipeline connection cannot be exposed outside, and the pipeline connection is not easy to damage.
Further, the front side of the water outlet pipe and the two sides positioned on the front side are both provided with water outlet holes.
In order to prevent the cleaning water or the cleaning liquid formed by the water curtain from overflowing from the periphery of the smoke guide plate, the periphery of the edge of the smoke guide plate is provided with a water blocking part higher than the upper end surface, and a water draining hole is formed in the water blocking part close to the inner side and adjacent to the oil collecting cup.
The smoke guide plate is gradually arranged in a downward inclined manner from front to back in consideration of the flow direction of water flow.
Considering convenience and compactness of setting, the liquid reserve tank locate the housing top, set up the through-hole that supplies the second to go out liquid pipeline to run through the setting on the preceding terminal surface of housing.
Compared with the prior art, the utility model has the advantages that: the incoming oil smoke is washed and filtered, the environmental protection performance of the oil smoke emission is improved, meanwhile, the back of the smoke guide plate and the inner wall of the oil collecting cup can be automatically cleaned by the washed water or the washed liquid, the period for cleaning the smoke guide plate and the oil collecting cup is greatly prolonged, the cleaning difficulty and the cleaning strength are reduced, meanwhile, the atomizing nozzle generates water mist, the water mist is combined with the oil smoke, the oil separation degree can be improved, and in addition, the impeller and the inner cavity of the volute can be kept moist, so that the situation of oil dirt accumulation caused by long-time work can not occur.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1.
Fig. 2 is a perspective sectional view of example 1.
Fig. 3 is an exploded view of example 1.
Fig. 4 is a schematic diagram of the operation of example 1.
Fig. 5 is an enlarged view of a part of the structure of example 1.
Fig. 6 is a schematic view of the water outlet pipe in fig. 5.
Fig. 7 is a schematic view of the air intake screen in fig. 5.
FIG. 8 is an enlarged view of the water cooling circuit and blower combination of FIG. 5.
FIG. 9 is a diagram showing a combination of a water cooling pipeline and a fan in embodiment 2.
Detailed Description
The utility model is described in further detail below with reference to the embodiments of the drawings.
In embodiment 1, as shown in fig. 1, 2 and 3, the water curtain atomization filtration range hood in this embodiment includes a housing 5, a fan 52, a fume collecting hood 51, a fume guide plate 3, an oil collecting cup 4, an air inlet screen 1, a water cooling pipeline 22, a water outlet pipe 2, a liquid storage tank 6, a water suction pump 64 and a circulating pump 7. The fan 52 is arranged in the housing 5, the fume collecting hood 51 is arranged at the lower port of the housing 5 and is provided with an air inlet, the fume guide plate 3 is arranged below the air inlet net cover 1, the fume guide plate 3 is opposite to the air inlet and keeps a preset distance with the fume collecting hood 51, and a fume channel for allowing fume to pass through is formed between the fume guide plate 3 and the fume collecting hood 51.
The liquid storage tank 6 is provided with a first liquid outlet pipeline 61 and a second liquid outlet pipeline 62; the liquid outlet end of the second liquid outlet pipeline 62 is provided with an atomizing nozzle 63, and the spraying direction of the atomizing nozzle 63 is corresponding to the air inlet of the fan 52; the liquid storage tank 6 in this embodiment is disposed at the top end of the housing, and a through hole through which the second liquid outlet pipe 62 is disposed is formed on the front end surface of the housing 5. A suction pump 64 is provided on the second outlet line 62 for providing water source pressure.
Referring to fig. 5 and 8, a water cooling pipe 22 for heat dissipation is provided to the fan 52. Specifically, the casing of the fan 52 is provided with radiating fins 53 arranged radially, and the water cooling pipeline 22 is wound around the periphery of the radiating fins 53. The water-cooling pipe 22 is wound in an S shape between the adjacent cooling fins 53. The water cooling pipeline 22 comprises two water cooling branches 221 connected in parallel, and the two water cooling branches 221 are surrounded into a ring and arranged on the shell of the fan 52. The water cooling pipeline 22 brings heat generated by the fan through the fan shell, so that the running stability of the fan is improved, water in the water cooling pipeline 22 is heated, subsequent oil smoke filtering and smoke guide plate cleaning are facilitated, and the fan is obtained in one step.
Referring to fig. 5, 6 and 7, the air inlet screen 1 is arranged at the air inlet of the housing 5 and can form a water curtain area with the smoke guide plate 3; the water outlet pipe 2 is annular or is arranged around the edge of the air inlet net cover 1, the lower end surface of the water outlet pipe 2 is provided with a plurality of water outlet holes 21 which are arranged at intervals, and the water inlet end of the water outlet pipe 2 is communicated with the first liquid outlet pipeline 61 through the cold water pipeline 22.
The water outlet pipe 2 is positioned on the upper end surface of the air inlet net cover 1 and is positioned in the housing 5. The front side of the water outlet pipe 2 and the two sides on the front side are provided with water outlet holes 21.
The periphery of the upper end face of the air inlet net cover 1 is provided with an annular groove 11, the inner side face of the annular groove 11 is matched with the outer wall of the water outlet pipe 2, the bottom of the annular groove is provided with a through hole 12, the water outlet pipe 2 is annularly arranged in the annular groove 11, and a water outlet hole 21 of the water outlet pipe 2 is arranged corresponding to the through hole 12 of the annular groove 11. The through holes 12 in the annular groove 11 are arranged in two rows from outside to inside, and the through holes 12 in two adjacent rows are staggered.
Referring to fig. 5, the smoke guide plate 3 can guide the cleaning water flowing out from the water outlet 21 to the oil collecting cup 4. Specifically, the edge of the smoke guide plate 3 has a water blocking portion 31 higher than the upper end surface in the circumferential direction, and a drain hole 32 is opened near the water blocking portion 31 of the inner adjacent oil collecting cup 4. The smoke guide plate 3 is gradually arranged in a downward inclined way from front to back.
The oil collecting cup 4 is provided with a drain pipe 41, and the water inlet end of the liquid storage tank 6 is connected with the drain pipe 41 to form a circulation loop, and a circulation pump 7 (shown in fig. 4) is arranged in the circulation loop. The circulating pump 7 can convey the cleaning water in the oil collecting cup 4 to the water outlet pipe 2.
As shown in fig. 4, the cleaning water in the liquid storage tank 6 is conveyed into the water cooling pipeline 22 through the first liquid outlet pipeline 61 by the circulating pump 7, the fan 52 is cooled, then enters the water outlet pipe 2, then enters the water outlet hole 21 of the air inlet net cover 2, drops onto the smoke guide plate 3, is discharged into the oil cup 4 from the water outlet hole 32 of the smoke guide plate, and finally the water outlet pipe 41 returns to the liquid storage tank 6. Meanwhile, the cleaning water in the liquid storage tank 6 is sprayed out from the atomizing nozzle 63 through the second liquid outlet pipeline 62 under the action of the water suction pump 64, so that water mist is generated, the water mist is combined with the oil smoke, the grease separation degree can be improved, and in addition, the impeller and the inner cavity of the volute can be kept moist, so that the situation of oil dirt accumulation caused by long-time work can not occur.
In embodiment 2, as shown in fig. 9, the heat sink 53 in this embodiment is provided with an embedded groove 531, and correspondingly, the water cooling pipeline 22 is embedded in the embedded groove 531, and the water cooling pipeline 22 includes two pairs of water cooling branches 221 connected in parallel, wherein the two corresponding water cooling branches 221 enclose a ring and are disposed on the housing of the fan 52. Other structures refer to embodiment 1.
Claims (13)
1. The utility model provides a water curtain atomizing filters range hood, including housing (5), fan (52), collection petticoat pipe (51), smoke guide plate (3) and collection oil cup (4), in housing (5) were located to aforesaid fan (52), the aforesaid collection petticoat pipe (51) were located housing (5) lower port and had the air intake, foretell smoke guide plate (3) just set up and keep predetermined interval with collection petticoat pipe (51) to be formed with the oil smoke passageway that holds the oil smoke and pass through between smoke guide plate (3) and collection petticoat pipe (51) two, its characterized in that this range hood still includes:
a liquid storage tank (6) having a first liquid outlet pipe (61) and a second liquid outlet pipe (62); an atomization nozzle (63) is arranged at the liquid outlet end of the second liquid outlet pipeline (62), and the spraying direction of the atomization nozzle (63) is corresponding to the air inlet of the fan (52);
a water pump (64) arranged on the second liquid outlet pipeline (62) and used for providing water source pressure;
an air inlet net cover (1) which is arranged at an air inlet of the housing (5) and can form a water curtain area with the smoke guide plate (3); and
the water outlet pipe (2) is annular or is arranged around the edge of the air inlet net cover (1), a plurality of water outlet holes (21) are formed in the lower end face of the water outlet pipe at intervals, and the water inlet end of the water outlet pipe (2) is communicated with the first liquid outlet pipeline (61); and
the smoke guide plate (3) is positioned below the air inlet net cover (1), and the smoke guide plate (3) can guide the cleaning water or cleaning liquid which flows out from the water outlet hole (21) to the oil collecting cup (4);
the periphery of air inlet screen panel (1) up end has annular groove (11), and through-hole (12) have been seted up to this annular groove (11) medial surface and outlet pipe (2) outer wall anastomosis and bottom, outlet pipe (2) be annular locate in annular groove (11) and outlet pipe (2) apopore (21) correspond through-hole (12) setting of annular groove (11).
2. The water curtain atomization filtering range hood according to claim 1, wherein the fan (52) is provided with a water cooling pipeline (22) for heat dissipation, and the first liquid outlet pipeline (61) flows through the water cooling pipeline (22) and then enters the water outlet pipe (2).
3. The water curtain atomization filtering range hood according to claim 2, characterized in that radiating fins (53) are arranged on the shell of the fan (52), and the water cooling pipeline (22) is wound on the periphery of the radiating fins (53).
4. A water curtain atomization filtering smoke exhaust ventilator according to claim 3, wherein the radiating fin (53) is provided with an embedding groove (531), and correspondingly, the water cooling pipeline (22) is embedded in the embedding groove (531).
5. A water curtain atomizing filter range hood according to claim 3, characterized in that the water cooling pipe (22) is wound in an S-shape between adjacent cooling fins (53).
6. The water curtain atomizing filter range hood according to claim 4 or 5, wherein the water cooling pipeline (22) comprises at least two water cooling branches (221) connected in parallel, and the two water cooling branches (221) are arranged on the shell of the fan (52) in a circular ring.
7. The water curtain atomization filtering range hood according to claim 1, characterized in that the oil collecting cup (4) is provided with a drain pipe (41), the water inlet end of the liquid storage tank (6) is connected with the drain pipe (41) to form a circulation loop, and a circulation pump (7) is arranged in the circulation loop.
8. The water curtain atomization filtration range hood according to claim 1, characterized in that the through holes (12) in the annular groove (11) are arranged in at least two rows from outside to inside, and the through holes (12) of two adjacent rows are staggered.
9. The water curtain atomization filtering range hood according to claim 1, characterized in that the water outlet pipe (2) is positioned on the upper end surface of the air inlet net cover (1) and is positioned in the housing (5).
10. The water curtain atomization filtering range hood according to claim 1, characterized in that the front side of the water outlet pipe (2) and the two sides at the front side are provided with water outlet holes (21).
11. The water curtain atomization filtering range hood according to claim 10, wherein the edge of the smoke guide plate (3) is circumferentially provided with a water blocking part (31) higher than the upper end surface, and the water blocking part (31) close to the inner side adjacent to the oil collecting cup (4) is provided with a drain hole (32).
12. A water curtain atomizing filter range hood according to claim 11, characterized in that said smoke guide plate (3) is arranged gradually downward from front to back.
13. The water curtain atomization filtering range hood according to claim 1, wherein the liquid storage tank (6) is arranged at the top end of the housing (5), and a through hole for the second liquid outlet pipeline (62) to penetrate is formed in the front end surface of the housing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710441871.0A CN108006743B (en) | 2017-06-13 | 2017-06-13 | Water curtain atomizing filtering fume exhaust fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710441871.0A CN108006743B (en) | 2017-06-13 | 2017-06-13 | Water curtain atomizing filtering fume exhaust fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108006743A CN108006743A (en) | 2018-05-08 |
| CN108006743B true CN108006743B (en) | 2024-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710441871.0A Active CN108006743B (en) | 2017-06-13 | 2017-06-13 | Water curtain atomizing filtering fume exhaust fan |
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| Country | Link |
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| CN (1) | CN108006743B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692349A (en) * | 2018-07-20 | 2018-10-23 | 珠海格力电器股份有限公司 | Range hood |
| CN110859502B (en) * | 2019-10-24 | 2021-02-26 | 宁波方太厨具有限公司 | Steam box and range hood integrated machine and control method thereof |
| CN114353142B (en) * | 2022-01-07 | 2024-06-25 | 杭州老板电器股份有限公司 | Smoke collecting assembly, range hood and control method of smoke collecting assembly |
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|---|---|---|---|---|
| CN201803397U (en) * | 2010-06-17 | 2011-04-20 | 浙江帅康电气股份有限公司 | Smoke exhauster |
| JP2012057835A (en) * | 2010-09-07 | 2012-03-22 | Panasonic Corp | Range hood |
| CN104676693A (en) * | 2015-01-31 | 2015-06-03 | 宁波欧琳厨房电器有限公司 | Water-curtain type self-cleaning range hood |
| KR20150121549A (en) * | 2014-04-21 | 2015-10-29 | 주식회사 제너시스 | Smoke purification |
| CN206959066U (en) * | 2017-06-13 | 2018-02-02 | 宁波方太厨具有限公司 | Water curtain atomization filtering range hood |
-
2017
- 2017-06-13 CN CN201710441871.0A patent/CN108006743B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201803397U (en) * | 2010-06-17 | 2011-04-20 | 浙江帅康电气股份有限公司 | Smoke exhauster |
| JP2012057835A (en) * | 2010-09-07 | 2012-03-22 | Panasonic Corp | Range hood |
| KR20150121549A (en) * | 2014-04-21 | 2015-10-29 | 주식회사 제너시스 | Smoke purification |
| CN104676693A (en) * | 2015-01-31 | 2015-06-03 | 宁波欧琳厨房电器有限公司 | Water-curtain type self-cleaning range hood |
| CN206959066U (en) * | 2017-06-13 | 2018-02-02 | 宁波方太厨具有限公司 | Water curtain atomization filtering range hood |
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| CN108006743A (en) | 2018-05-08 |
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