CN205481214U - Range hood - Google Patents
Range hood Download PDFInfo
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- CN205481214U CN205481214U CN201620117964.9U CN201620117964U CN205481214U CN 205481214 U CN205481214 U CN 205481214U CN 201620117964 U CN201620117964 U CN 201620117964U CN 205481214 U CN205481214 U CN 205481214U
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- air outlet
- air
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- lampblack absorber
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Abstract
The utility model provides a range hood, range hood include the range hood body, exhaust portion is connected with the range hood body, refrigeration portion, refrigeration portion is connected with exhaust portion, and refrigeration portion has first air outlet, air -out portion, air -out portion set up in first air outlet department saliently. Set up air -out portion in refrigeration portion saliently for the user can be according to bad border of indoor location, the air -out mode of rationally selecting to install the air outlet of range hood refrigeration portion, the effectual practicality that increases range hood.
Description
Technical field
This utility model relates to smoke pumping equipment technical field, in particular to a kind of lampblack absorber.
Background technology
The structure of lampblack absorber of the prior art is complicated, and production cost is high, and smoke pumping effect is undesirable.Specifically, prior art
In the return air inlet area stenosis of lampblack absorber, cause the return air limited area of lampblack absorber, thus affect lampblack-pumped effect.Existing
Arrange the cold wind outlet of promising indoor offer cold wind in technology at vaporizer side, cold wind air outlet is positioned at the front side lower edge of smoke exhaust ventilator,
The distance that distance executes kitchen person is unreasonable, easily brings the impression of comfortableness difference to human body.
In addition, it is poor that lampblack absorber of the prior art there is also heat exchanger heat transfer effect, and condenser is polluted tight by oil smoke emission system
Weight, affects the problem such as service life of using effect and condenser.
Utility model content
Main purpose of the present utility model is to provide a kind of lampblack absorber, sets solving the cold wind air outlet of lampblack absorber in prior art
Put irrational problem.
To achieve these goals, according to an aspect of the present utility model, it is provided that a kind of lampblack absorber, including lampblack absorber body；
Exhaust portion, is connected with lampblack absorber body；Refrigeration section, refrigeration section is connected with exhaust portion, and refrigeration section has the first air outlet；
Outlet section, outlet section is arranged at the first air outlet projectedly.
Further, refrigeration section has refrigerating chamber, and outlet section is arranged at the top of refrigerating chamber, outlet section by the first air outlet with
Refrigerating chamber is connected, and refrigeration section send cold wind by outlet section towards indoor.
Further, the first air outlet is arranged on roof or the sidewall of refrigeration section.
Further, outlet section includes: air supply duct, and one end of air supply duct is connected with the first air outlet；Second air outlet,
Second air outlet is arranged on the other end of air supply duct, and refrigeration section send cold wind by the second air outlet towards indoor.
Further, the second air outlet is arranged at the over top of refrigeration section and is positioned at below indoor ceiling, the second air outlet
Air-out direction is dried in the horizontal direction or air-out direction has angle with horizontal direction.
Further, outlet section includes: wind deflector, and wind deflector is movably disposed at the second air outlet.
Further, the first side of wind deflector is connected with the edge of the second air outlet, relative with the first side of wind deflector
Two sides are arranged away from lampblack absorber so that the cold wind of the second air outlet blowout is dried towards the rear executing kitchen person.
Further, air supply duct is arranged at the top of the ceiling of indoor, and the second air outlet is arranged on ceiling.
Further, outlet section also includes air diffuser, and air diffuser is arranged at the second air outlet.
Further, the second air outlet is arranged on cabinet.
Further, refrigeration section includes: vaporizer, and interior and near refrigeration section the return air inlet of refrigerating chamber being arranged at refrigeration section is arranged；
First fan assembly, is arranged in refrigerating chamber and is positioned at the top of vaporizer, and the first fan assembly is sent towards indoor by outlet section
Cold wind.
Further, exhaust portion has discharge chamber, and refrigeration section and discharge chamber are separated by liftoff being arranged in exhaust portion, the side of refrigeration section
Being provided with return air inlet on wall, return air inlet is positioned at the lower section of the first air outlet.
Further, refrigeration section is arranged on the sidewall of exhaust portion projectedly, and the bottom of refrigeration section is provided with the refrigeration with refrigeration section
The return air inlet that chamber is connected.
Further, outlet section is positioned at the top executing kitchen person.
Application the technical solution of the utility model, it is provided that a kind of lampblack absorber, including lampblack absorber body, exhaust portion, refrigeration section and
Outlet section.Exhaust portion is connected with lampblack absorber body.Refrigeration section is connected with exhaust portion, and refrigeration section has the first air outlet.Go out
Wind portion is arranged at the first air outlet projectedly.Outlet section is arranged in refrigeration section projectedly so that user can be according to room
Interior installation bad border, reasonably selects to install the air-out mode of the air outlet of lampblack absorber refrigeration section, is effectively increased the reality of lampblack absorber
The property used.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model
Schematic description and description is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the first embodiment of the outlet section according to lampblack absorber of the present utility model；
Fig. 2 shows the structural representation of the second embodiment of the outlet section according to lampblack absorber of the present utility model；
Fig. 3 shows the structural representation of the 3rd embodiment of the outlet section according to lampblack absorber of the present utility model；
Fig. 4 shows the structural representation of the first embodiment according to lampblack absorber of the present utility model；
Fig. 5 shows the structural representation of the second embodiment according to lampblack absorber of the present utility model；
Fig. 6 shows the schematic diagram when lampblack absorber in Fig. 1 is installed；
Fig. 7 shows the schematic diagram when lampblack absorber in Fig. 2 is installed；And
Fig. 8 shows the schematic diagram when lampblack absorber in Fig. 2 is installed.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
10, lampblack absorber body；20, exhaust portion；21, discharge chamber；22, heat exchanging part；221, heat extraction passage；222, oil extraction
Cigarette channel；223, condenser；23, the second fan assembly；24, air inlet；25, gas outlet；30, refrigeration section；31,
One air outlet；32, refrigerating chamber；33, return air inlet；34, vaporizer；35, the first fan assembly；40, outlet section；41、
Wind pipeline；42, the second air outlet；43, wind deflector；44, air diffuser.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As it is shown in figure 1, according to a specific embodiment of the present utility model, it is provided that a kind of lampblack absorber, including lampblack absorber body
10, exhaust portion 20, refrigeration section 30 and outlet section 40.Exhaust portion 20 is connected with lampblack absorber body 10.Refrigeration section 30 and row
Gas portion 20 is connected, and refrigeration section 30 has the first air outlet 31.Outlet section 40 is arranged at the first air outlet 31 projectedly.
In the present embodiment, outlet section 40 is arranged in refrigeration section 30 projectedly so that user can be according to indoor location
Bad border, reasonably selects to install the air-out mode of air outlet of lampblack absorber refrigeration section, as, on ceiling mounted or cabinet, increased
Add the motility of air outlet design, improve lampblack absorber refrigeration comfortableness, add the practicality of lampblack absorber.
Wherein, refrigeration section 30 has refrigerating chamber 32, and outlet section 40 is arranged at the top of refrigerating chamber 32.Outlet section 40 is passed through
First air outlet 31 is connected with refrigerating chamber 32, and refrigeration section 30 send cold wind by outlet section 40 towards indoor.By to air-out
Structure and the concrete position that arranges in portion 40 carry out reasonably optimizing design, improve and execute kitchen person's human body comfort and be effectively increased
The cooling-down effect of refrigeration section 30.
Preferably, the first air outlet 31 is arranged at the roof of refrigeration section 30.Certain first air outlet 31 can also be provided in side
On wall, when the first air outlet 31 is positioned on sidewall, the air outlet of cold wind can will be sent to it towards indoor by outlet section 40
His position carries out traction and arranges.
As shown in Figures 1 to 4, outlet section 40 includes air supply duct 41 and the second air outlet 42.One end of air supply duct 41 with
First air outlet 31 is connected.Second air outlet 42, the second air outlet 42 is arranged on the other end of air supply duct 41, refrigeration
Portion 30 send cold wind by the second air outlet 42 towards indoor.By the second air outlet 42 is arranged on the position beyond lampblack absorber body
Put, as on ceiling mounted or cabinet, increase the motility of air outlet design, improve lampblack absorber refrigeration comfortableness.Its
In, the second air outlet 42 can be arranged to symmetrical air-out mode, or circumference air-out mode, the second air outlet 42 is permissible
In vertical strip or laterally in strip.Certainly, the second air outlet 42 can be arranged to multiple, real to increase wind sweeping area
Existing indoor fast cooling.
As shown in figures 1 to 6, the second air outlet 42 is arranged at the over top of refrigeration section 30 and is positioned at below indoor ceiling,
The air-out direction of the second air outlet 42 can be dried in the horizontal direction and air-out direction can also be arranged to have angle with horizontal direction
Air-out mode.Preferably, air-out direction is downward-sloping blowing mode.Such set-up mode is so that this oil smoke is suitable for
Do not include between the kitchen of ceiling in indoor.So arrange and cold wind is exported away from the health executing kitchen person, cold wind court will not occur
To the problem of human body blowing, effectively raise human body comfort.
As shown in Figure 2 and Figure 7, air supply duct 41 is arranged at the top of the ceiling of indoor, and the second air outlet 42 is arranged at sky
On card.By air supply duct 41, second air outlet 42 is done traction to arrange, the second air outlet 42 traction can be arranged at room
On the optional position of interior ceiling.Second air outlet 42 is arranged at ceiling and can increase by the second air outlet 42 further
Demeanour of sweeping enclose, accelerate the speed that indoor temperature turns cold the most further.
Preferably, sweep cold wind scope in order to increase by the second air outlet 42, wind deflector 43 diffusing is set at the second air outlet 42
Device 44.
As shown in figures 3 and 8, it is also possible to wind deflector 43, wind deflector when refrigeration section 30 is freezed are set at the second air outlet 42
43 open, and guide air-flow to blow to indoor.
As shown in Figures 1 to 8, refrigeration section 30 includes vaporizer 34 and the first fan assembly 35.It is arranged at the system of refrigeration section 30
Interior and near refrigeration section 30 the return air inlet 33 in cold chamber 32 is arranged.In first fan assembly 35 is arranged at refrigerating chamber 32 and be positioned at steaming
Sending out the top of device 34, the first fan assembly 35 send cold wind by outlet section 40 towards indoor.
Referring again to as shown in figures 3 and 8, outlet section 40 is positioned at the top executing kitchen person, wherein, the first of wind deflector 43
Side is connected with the edge of the second air outlet 42, and second side relative with the first side of described wind deflector 43 sets away from lampblack absorber
Put so that the cold wind of the second air outlet 42 blowout is dried towards the rear executing kitchen person.So arrange and can reduce steaming of cooking to greatest extent
The impact of gasoline cigarette, lowers the temperature rapidly, improves comfortableness.
As shown in Fig. 4 to Fig. 5, exhaust portion 20 has discharge chamber 21.Refrigeration section 30 and discharge chamber 21 are separated by the liftoff row of being arranged at
In gas portion 20, the sidewall of refrigeration section 30 being provided with return air inlet 33, return air inlet 33 is positioned at the lower section of the first air outlet 31.This
Sample arranges the inside avoiding the oil smoke entrance refrigeration section 30 produced in carrying out digestion process, thus affects the system of refrigeration section 30
Cold effect.Wherein, refrigeration section 30 can be isolated by isolation part with discharge chamber 21, wherein, isolation part respectively with exhaust portion
Top is connected with the partial sidewall of exhaust portion, forms refrigerating chamber 32 between isolation part and top and partial sidewall.So arrange into
The gas in exhaust portion 20 that prevents of one step enters in refrigeration section 30, simultaneously works as preventing the internal cold of refrigerating chamber 32 to scatter and disappear
Effect.
As shown in Figure 1 to Figure 3, refrigeration section 30 is arranged on the sidewall of exhaust portion 20 projectedly, and the bottom of refrigeration section 30 is arranged
There is the return air inlet 33 that the refrigerating chamber 32 with refrigeration section 30 is connected.So arrange can reduce refrigeration section 30 and discharge chamber 21 it
Between contact area, the hot-air produced in effectively avoiding discharge chamber 21 impact on refrigeration section 30.Meanwhile, will refrigeration
Portion 30 is arranged on the sidewall of exhaust portion 20 projectedly, it is possible to the effective heat exchange sky increasing discharge chamber 21 and refrigerating chamber 32
Between, i.e. it is effectively increased the smoke pumping of lampblack absorber and the effect of refrigeration.
As shown in Figures 1 to 5, exhaust portion 20 also includes heat exchanging part 22.First end of heat exchanging part 22 and lampblack absorber body 10 phase
Connection, second end relative with the first end of heat exchanging part 22 is connected with the discharge chamber 21 of exhaust portion 20.Heat exchanging part 22 is set
It is placed in the lower section of exhaust portion 20, it is possible to the effective heat transfer effect increasing heat exchanging part 22.Wherein, heat exchanging part 22 includes mist extractor
Passage 222 and condenser 223.Mist extractor passage 222 is arranged at the receiving intracavity of heat exchanging part 22 and is connected with exhaust portion 20.
Condenser 223 is arranged at and accommodates intracavity and be positioned at the outside of mist extractor passage 222, the sidewall of heat exchanging part 22 and condenser 223 it
Between formed heat extraction passage 221.
Wherein, heat extraction passage 221 and mist extractor passage 222 annular sleeve are located in discharge chamber 21, and mist extractor passage 222 is arranged on
Near the inner circumferential side of the vertical centrage of discharge chamber 21, heat extraction passage 221 is positioned close to the outer circumferential side of the housing of discharge chamber 21.
Mist extractor passage 222 can be cylindric, or four directions column, the i.e. cross section of mist extractor passage 222 can ringwise structure or
Square structure, it is also possible to be " returning " character form structure.Condenser shape could be arranged to annulus state, or square box shape or
Tabular, the i.e. cross section of condenser 223 can also structure or square structures ringwise, it is also possible to be " returning " character form structure.
It is provided with gas outlet 25 with on heat extraction passage 221 correspondence position on the housing of discharge chamber 21.So arrange and pass through condenser
The air of 223 does not has oil smoke and gas temperature relatively low, and effectively I reduces the oil smoke pollution to condenser 223, improves condenser
223 heat exchange efficiencies.
The shape of condenser 223 and set-up mode are it may also is that condenser 223 is two panels tabular in the present embodiment, tilt
It is arranged at gas outlet 25.Only heat exchanger is set at gas outlet 25, adds the throughput by heat exchanger, improve cold
The heat exchange efficiency of condenser 223, is obliquely installed condenser 223, increases heat exchanger area, improves refrigerating capacity.
Preferably, gas outlet 25 is positioned at the top of heat exchanging part 22, is provided with for opening or closing gas outlet 25 at gas outlet 25
Air-valve.When condenser 223 does not works, air-valve cuts out, and prevents the oil smoke in mist extractor passage 222 from entering heat extraction passage 221
In.
Exhaust portion 20 also includes the second fan assembly 23.Second fan assembly 23 is arranged in the discharge chamber 21 of exhaust portion 20,
The vertical centrage of the motor of the second fan assembly 23 is coaxially disposed with the vertical centrage of discharge chamber 21.The sidewall of heat exchanging part 22
On offer air inlet 24, air inlet 24 is oppositely disposed with condenser 223.So arrange and enable to from indoor entrance heat exchange
Air in portion 22 can be transferred through condenser 223 and carries out heat exchange, it is preferable that air inlet 24 is arranged on smoke exhaust ventilator front
The left and right sides, condenser 223 is fin-tube heat exchanger, and the air intake of condenser is oriented parallel to air intake direction.
Wherein, air inlet 24 can form return air inlet and the return air inlet of condenser 223 of refrigerating chamber 32, it is of course also possible to will
Air inlet 24 is arranged to the return air inlet of refrigerating chamber 32 simultaneously.
Wherein, the wind deflector 43 for opening or closing the second air outlet 42 it is provided with at the second air outlet 42.When condenser 223
When not working, the second air outlet 42 is closed by wind deflector, prevents the oil smoke of kitchen environment from entering in heat extraction passage 221.During refrigeration
Wind deflector 43 is opened, and guides air-flow to blow to indoor.
Second fan assembly 23 include motor, centrifugation blade and spiral case, motor center axis be perpendicular to discharge chamber 21 vertical in
Heart line is arranged.
Wherein, the fan blade of the second fan assembly 23 is axial-flow leaf, it is also possible to be arranged to and discharge chamber 21 by motor center axis
Vertical centerline parallel or coincidence, the air outlet of the second fan assembly 23 is arranged on the top of discharge chamber 21, uses axial flow wind
Leaf can promote the air quantity of blower fan further, plays the effect improving heat transfer effect further.
Preferably, fan blade is centrifugation blade, the vertical centerline parallel of motor center axis and discharge chamber 21 or overlap, discharge chamber
The air outlet of 21 is arranged on the side of discharge chamber 21, the air outlet direction of the second fan assembly 23 and the air outlet one of discharge chamber 21
Cause.
Certainly, in addition to being provided with refrigerating chamber 32, it is also possible to be provided with smoke extraction chamber and heat extraction passage 221, be provided with in smoke extraction chamber
Smoke exhaust fan assembly, smoke extraction chamber is connected with the import of smoke discharging pipe and mist extractor passage 222.Heat extraction passage 221 is provided with
Condenser 223 and motor exhaust assembly, one end, gas outlet of heat extraction passage 221 is connected with mist extractor passage 222, by row
Smoke pipeline discharges steam.
As shown in Figure 6, the cold wind of this lampblack absorber blowout has rational flow path, it is possible to quickly cooled down by indoor environment temperature,
Improve the comfortableness of user.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this area
For technical staff, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, institute
Any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (14)
1. a lampblack absorber, it is characterised in that including:
Lampblack absorber body (10)；
Exhaust portion (20), is connected with described lampblack absorber body (10)；
Refrigeration section (30), described refrigeration section (30) is connected with described exhaust portion (20), and described refrigeration section (30) has
There is the first air outlet (31)；
Outlet section (40), described outlet section (40) are arranged at described first air outlet (31) place projectedly.
Lampblack absorber the most according to claim 1, it is characterised in that described refrigeration section (30) has refrigerating chamber (32), described
Outlet section (40) is arranged at the top of described refrigerating chamber (32), and described outlet section (40) pass through described first air outlet
(31) being connected with described refrigerating chamber (32), described refrigeration section (30) passes through described outlet section (40) towards indoor
Send cold wind.
Lampblack absorber the most according to claim 2, it is characterised in that described first air outlet (31) is arranged at described refrigeration section
(30) on roof or sidewall.
Lampblack absorber the most according to claim 2, it is characterised in that described outlet section (40) including:
Air supply duct (41), one end of described air supply duct (41) is connected with described first air outlet (31)；
Second air outlet (42), described second air outlet (42) is arranged on the other end of described air supply duct (41),
Described refrigeration section (30) send cold wind by described second air outlet (42) towards indoor.
Lampblack absorber the most according to claim 4, it is characterised in that described second air outlet (42) is arranged at described refrigeration section
(30) over top is also positioned at below indoor ceiling, and the air-out direction of described second air outlet (42) is along level side
With horizontal direction, there is angle to blowing or described air-out direction.
Lampblack absorber the most according to claim 4, it is characterised in that described outlet section (40) including:
Wind deflector (43), described wind deflector (43) is movably disposed in described second air outlet (42) place.
Lampblack absorber the most according to claim 6, it is characterised in that the first side of described wind deflector (43) goes out with described second
The edge in air port (42) is connected, and second side relative with described first side of described wind deflector (43) is away from described
Lampblack absorber is arranged so that the cold wind that described second air outlet (42) blows out is dried towards the rear executing kitchen person.
Lampblack absorber the most according to claim 4, it is characterised in that described air supply duct (41) is arranged at the ceiling of indoor
Top, described second air outlet (42) is arranged on described ceiling.
Lampblack absorber the most according to claim 4, it is characterised in that described outlet section (40) also include air diffuser (44), institute
State air diffuser (44) and be arranged at described second air outlet (42) place.
Lampblack absorber the most according to claim 4, it is characterised in that described second air outlet (42) is arranged on cabinet.
11. lampblack absorbers according to claim 2, it is characterised in that described refrigeration section (30) including:
Vaporizer (34), in being arranged at the refrigerating chamber (32) of described refrigeration section (30) and near described refrigeration section (30)
Return air inlet (33) arrange；
First fan assembly (35), is arranged in described refrigerating chamber (32) and is positioned at the top of described vaporizer (34),
Described first fan assembly (35) send cold wind by described outlet section (40) towards indoor.
12. lampblack absorbers according to claim 2, it is characterised in that described exhaust portion (20) has discharge chamber (21), described
Refrigeration section (30) and described discharge chamber (21) are separated by liftoff being arranged in described exhaust portion (20), described refrigeration section (30)
Sidewall on be provided with return air inlet (33), described return air inlet (33) is positioned at the lower section of described first air outlet (31).
13. lampblack absorbers according to claim 2, it is characterised in that described refrigeration section (30) is arranged at described aerofluxus projectedly
On the sidewall in portion (20), the bottom of described refrigeration section (30) is provided with the refrigerating chamber (32) with described refrigeration section (30)
The return air inlet (33) being connected.
14. lampblack absorbers according to claim 1, it is characterised in that described outlet section (40) are positioned at the top executing kitchen person.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620117964.9U CN205481214U (en) | 2016-02-05 | 2016-02-05 | Range hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620117964.9U CN205481214U (en) | 2016-02-05 | 2016-02-05 | Range hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205481214U true CN205481214U (en) | 2016-08-17 |
Family
ID=56675130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620117964.9U Active CN205481214U (en) | 2016-02-05 | 2016-02-05 | Range hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205481214U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106322477A (en) * | 2016-10-25 | 2017-01-11 | 青岛海信电子技术服务有限公司 | Range hood |
| CN106439972A (en) * | 2016-10-25 | 2017-02-22 | 青岛海信电子技术服务有限公司 | Extractor hood with air conditioner |
| CN106765411A (en) * | 2017-01-03 | 2017-05-31 | 珠海格力电器股份有限公司 | A kind of air conditioner type air duct of range hood and air conditioner type range hood |
| CN107044668A (en) * | 2016-02-05 | 2017-08-15 | 珠海格力电器股份有限公司 | Lampblack absorber |
-
2016
- 2016-02-05 CN CN201620117964.9U patent/CN205481214U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044668A (en) * | 2016-02-05 | 2017-08-15 | 珠海格力电器股份有限公司 | Lampblack absorber |
| CN106322477A (en) * | 2016-10-25 | 2017-01-11 | 青岛海信电子技术服务有限公司 | Range hood |
| CN106439972A (en) * | 2016-10-25 | 2017-02-22 | 青岛海信电子技术服务有限公司 | Extractor hood with air conditioner |
| CN106439972B (en) * | 2016-10-25 | 2019-02-12 | 青岛海信电子技术服务有限公司 | A kind of air-conditioned range hood of tool |
| CN106322477B (en) * | 2016-10-25 | 2019-02-12 | 青岛海信电子技术服务有限公司 | A kind of range hood |
| CN106765411A (en) * | 2017-01-03 | 2017-05-31 | 珠海格力电器股份有限公司 | A kind of air conditioner type air duct of range hood and air conditioner type range hood |
| CN106765411B (en) * | 2017-01-03 | 2023-01-31 | 珠海格力电器股份有限公司 | Air conditioner type range hood air duct and air conditioner type range hood |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |