CN108590781A - The air-conditioning system of counterweight vane type power generator is installed - Google Patents
The air-conditioning system of counterweight vane type power generator is installed Download PDFInfo
- Publication number
- CN108590781A CN108590781A CN201810534829.8A CN201810534829A CN108590781A CN 108590781 A CN108590781 A CN 108590781A CN 201810534829 A CN201810534829 A CN 201810534829A CN 108590781 A CN108590781 A CN 108590781A
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- Prior art keywords
- air
- counterweight
- wind
- pipe
- type power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
Abstract
The invention belongs to air-conditioning technical field more particularly to a kind of air-conditioning systems of installation counterweight vane type power generator, including tempering room, wind turbine, air-suction duct, wind pipe and several outlet air subtubes；It is equipped with air-suction duct wind deflector in the air inlet of air-suction duct, in air-suction duct, wind pipe, counterweight vane type power generator is separately installed on every outlet air subtube, counterweight vane type power generator includes being fixedly connected on the spiral case radome fairing being connected on the outside of pipeline and with inner cavity of pipe, and it is rotatably installed in the impeller in spiral case radome fairing, impeller includes counterweight cylinder, and along the circumferentially spaced multiple blade rows of counterweight cylinder, often row's blade is arranged along the axis direction of counterweight cylinder, it is inserted into inner cavity of pipe when blade is located at the position that spiral case radome fairing is connected to inner cavity of pipe.The air-conditioning system of the installation counterweight vane type power generator can be flowed using the air in pipeline and be generated electricity, not only energy saving but also can reduce use cost.
Description
Technical field
The invention belongs to air-conditioning technical field more particularly to a kind of air-conditioning systems of installation counterweight vane type power generator.
Background technology
Wind-power electricity generation is a kind of very environmentally friendly generation mode, belongs to the renewable free of contamination energy.Currently, factory,
Office building etc. can all install air-conditioning system, and air velocity is all bigger in the diameter and pipeline of air supply duct, but cannot all use
In power generation.
Invention content
The purpose of the present invention is to provide a kind of air-conditioning systems of installation counterweight vane type power generator, can utilize pipeline
Interior air flowing generates electricity, not only energy saving but also can reduce use cost.
The invention is realized in this way a kind of air-conditioning system of installation counterweight vane type power generator, the installation counterweight
The air-conditioning system of vane type power generator includes tempering room, wind turbine, is connected between the inlet scoop of the wind turbine and the tempering room
It is connected to air-suction duct, wind pipe is installed on the exhaust outlet of the wind turbine, several are provided on the wind pipe
Outlet air subtube；It is equipped with air-suction duct wind deflector close to the air inlet of the tempering room in the air-suction duct, in the suction
Wind pipeline, the wind pipe are separately installed with counterweight vane type power generator, the counterweight on the every outlet air subtube
Vane type power generator includes being fixedly connected on the spiral case radome fairing being connected on the outside of pipeline and with inner cavity of pipe, being rotatably installed in institute
The generator stated the impeller in spiral case radome fairing and connect with the rotating shaft transmission of the impeller, the impeller include counterweight rolling
Cylinder and along the circumferentially spaced multiple blade rows of the counterweight cylinder, often arrange the blade along the axis of the counterweight cylinder
Line direction is arranged, and is inserted into inner cavity of pipe when the blade is located at the position that the spiral case radome fairing is connected to inner cavity of pipe.
As an improvement wind pipe reducer pipe is serially connected on the wind pipe, the wind pipe reducer pipe
Heavy caliber end close to the wind turbine exhaust outlet be arranged, be mounted on the wind pipe on the counterweight vane type power generation dress
It installs at the rear of the wind pipe reducer pipe and is arranged close to the wind pipe reducer pipe；It is in charge of in the outlet air
Outlet air subtube reducer pipe is serially connected between road and the wind pipe, the heavy caliber end of the outlet air subtube reducer pipe is close
The wind pipe setting, the counterweight vane type power generator on the outlet air subtube are divided close to the wind is gone out
Pipeline reducing diameter pipe is arranged.
As an improvement being equipped with wind pipe wind deflector in the wind pipe, it is mounted on the wind pipe
The counterweight vane type power generator be arranged at the rear of the wind pipe wind deflector and lead close to the wind pipe
Aerofoil is arranged.
As an improvement the side wall of the air-suction duct wind deflector and the air-suction duct is an integral structure, it is described
The side wall of air-suction duct wind deflector and the air-suction duct surrounds the air inlet of the air-suction duct jointly.
It is an integral structure respectively as an improvement often arranging the blade, includes along the axis side of the counterweight cylinder
To the strip plate of setting, between the face and the radial direction of the counterweight cylinder where the strip plate be equipped with angle α, 10 °≤angle α
≤ 60 °, baffle is respectively equipped at the both ends of the strip plate.
As an improvement the radius length of the counterweight cylinder is more than or equal to the blade the two of radial direction length
Times.
As an improvement it is split structure often to arrange the blade, include between the axis direction of the counterweight cylinder
Every multiple leaflet pieces of setting.
As an improvement each leaflet piece respectively includes the first plate body, the second plate body in strip, described the
It is fixedly connected at one plate body and the long side of second plate body, between plane where first plate body and second plate body
Equipped with angle β, the short side of first plate body and second plate body is fixed with the peripheral surface of the counterweight cylinder respectively to be connected
It connects, 30 °≤angle β≤160 °.
As an improvement the leaflet piece is curved plate-like structure, arc opening is arranged towards air inlet.
As an improvement being respectively equipped on the air-suction duct, the wind pipe along conduit axis direction interval
At least two counterweight vane type power generator.
By adopting the above-described technical solution, the air-conditioning system packet of installation counterweight vane type power generator provided by the invention
Tempering room, wind turbine are included, air-suction duct is connected between the inlet scoop and tempering room of wind turbine, is equipped on the exhaust outlet of wind turbine
Wind pipe is provided with several outlet air subtubes on wind pipe；It is set close to the air inlet of tempering room in air-suction duct
There is air-suction duct wind deflector, the power generation of counterweight vane type is separately installed on air-suction duct, wind pipe, every outlet air subtube
Device, the counterweight vane type power generator include be fixedly connected on the spiral case radome fairing being connected on the outside of pipeline and with inner cavity of pipe,
The impeller being rotatably installed in spiral case radome fairing and the generator being connect with the rotating shaft transmission of impeller, which includes counterweight
Roller and along the circumferentially spaced multiple blade rows of counterweight cylinder, often arranges blade and is arranged along the axis direction of counterweight cylinder,
It is inserted into inner cavity of pipe when blade is located at the position that spiral case radome fairing is connected to inner cavity of pipe.Due to the swabbing action of wind turbine,
The air flowing that will produce high speed in outlet air subtube, outlet air subtube, outlet air subtube, to blow counterweight vane type hair
The wheel rotation of electric installation drives generator operation to generate electricity；It is equipped with and inhales close to the air inlet of tempering room in air-suction duct
Wind pipeline wind deflector, it is in bell mouth shape to make the air inlet of air-suction duct, is not only convenient for air and enters and can improve aspiration channel
Speed air flow in road can improve generating efficiency；The air-conditioning system of the installation counterweight vane type power generator, Ke Yili
It is generated electricity with the air flowing in pipeline, it is not only energy saving but also use cost can be reduced.
Description of the drawings
Fig. 1 is the structural schematic diagram of the air-conditioning system of the installation counterweight vane type power generator of first embodiment of the invention；
Fig. 2 is the blade wheel structure schematic diagram of the counterweight impeller wind-power generator of first embodiment of the invention；
Fig. 3 is the blade construction schematic diagram of the counterweight impeller wind-power generator of first embodiment of the invention；
Fig. 4 is the structural schematic diagram of the air-conditioning system of the installation counterweight vane type power generator of second embodiment of the invention；
Wherein, 10, tempering room, 20, wind turbine, 30, air-suction duct, 40, wind pipe, 50b, 50a, outlet air subtube go out
60c, wind subtube, 50c, outlet air subtube, 60a, counterweight vane type power generator, 60b, counterweight vane type power generator are matched
Weight vane type power generator, 61, spiral case radome fairing, 62, impeller, 63, counterweight cylinder, 64, blade, 65, strip plate, 66, baffle,
67a, air-suction duct wind deflector, 67b, outlet air subtube wind deflector, 70a, wind pipe reducer pipe, 70b, outlet air subtube reducing
Pipe.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
First embodiment
By Fig. 1, Fig. 2 and Fig. 3 it is found that the air-conditioning system of the installation counterweight vane type power generator includes tempering room 10, wind
Machine 20 is connected with air-suction duct 30 between the inlet scoop of wind turbine 20 and tempering room 10, is equipped on the exhaust outlet of wind turbine 20
Wind pipe 40 is provided with several outlet air subtubes, such as the outlet air subtube shown in Fig. 1 on wind pipe 40
50a, outlet air subtube 50b, outlet air subtube 50c, it is of course also possible to be provided with more roots, tempering room 10 be equipped with cooling fin,
Refrigerator pipes etc. can be adjusted into trip temperature；In air-suction duct 30 air-suction duct wind deflector is equipped with close to the air inlet of tempering room 10
67a is equipped with counterweight vane type power generator 60a on air-suction duct 30, is equipped with counterweight vane type on wind pipe 40
Power generator 60b, counterweight vane type power generator 60c, counterweight vane type hair are separately installed on every outlet air subtube
Electric installation 60a, counterweight vane type power generator 60b counterweight vane type power generator 60c respectively include being fixedly connected on outside pipeline
Side and the spiral case radome fairing 61 being connected to inner cavity of pipe, the impeller 62 and and impeller that are rotatably installed in spiral case radome fairing 61
The generator of 62 rotating shaft transmission connection, impeller 62 include counterweight cylinder 63 and circumferentially spaced along counterweight cylinder 63
Multiple blade rows 64 are often arranged blade 64 and are arranged along the axis direction of counterweight cylinder 63, and blade 64 is located at spiral case radome fairing 61 and pipe
It is inserted into inner cavity of pipe when at the position of road inner cavity connection.
Due to the swabbing action of wind turbine 20, air in tempering room 10 through air-suction duct 30, wind turbine 20, wind pipe 40,
Several outlet air subtubes get in or workshop in for adjusting temperature, outlet air subtube 50a, outlet air subtube 50b,
The air flowing that will produce high speed in outlet air subtube 50c, to blow counterweight vane type power generator 60a, counterweight vane type
The rotation of impeller 62 of power generator 60b, counterweight vane type power generator 60c, drive generator operation to generate electricity；In aspiration channel
Road 30 is equipped with air-suction duct wind deflector 67a close to the air inlet of tempering room 10, and it is in horn mouth to make the air inlet of air-suction duct 30
Shape is not only convenient for air and enters and can improve the speed air flow in air-suction duct 30, can improve generating efficiency；And
And the rotatable parts of impeller 62 are counterweight cylinder 63, and what counterweight cylinder 63 was internally hollow, the weight almost all collection of impeller 62
In on the circumferential surface and blade 64 of counterweight cylinder 63, interior light outer weight and reduce overall weight, the wind-force of very little just can drive
The rotation of impeller 62 carries out power generation and stabilization of speed, arranges along 63 circumferentially spaced multiple blade rows 64 of counterweight cylinder and often leaf
Piece 64 is arranged along the axis direction of counterweight cylinder 63, improves going for a drive for blade 64 and ability and increases wind-force contact surface
Product, can improve generating efficiency；The air-conditioning system of the installation counterweight vane type power generator can utilize the air stream in pipeline
It is dynamic to generate electricity, it is not only energy saving but also use cost can be reduced.
In the present embodiment, air-suction duct wind deflector 67a and the side wall of air-suction duct 30 are an integral structure, air-suction duct
The side wall of wind deflector 67a and air-suction duct 30 surrounds the air inlet of air-suction duct 30 jointly.
In the present embodiment, wind pipe reducer pipe 70a is serially connected on wind pipe 40, the wind pipe reducer pipe
The heavy caliber end of 70a is arranged close to the exhaust outlet of wind turbine 20, the counterweight vane type power generator 60b being mounted on wind pipe 40
It is arranged at the rear of wind pipe reducer pipe 70a and close to the 70a settings of wind pipe reducer pipe；In outlet air subtube and outlet air
Outlet air subtube reducer pipe 70b is serially connected between pipeline 40, the heavy caliber end of outlet air subtube reducer pipe 70b is close to discharge pipe
Road 40 is arranged, and the counterweight vane type power generator 60c on outlet air subtube is set close to outlet air subtube reducer pipe 70b
It sets, generating efficiency can be further increased in this way.
In the present embodiment, often row's blade 64 is an integral structure respectively, includes being set along the axis direction of counterweight cylinder 63
The strip plate 65 set is equipped with angle α, the two of strip plate 65 between the face and the radial direction of counterweight cylinder 63 at 65 place of strip plate
End is respectively equipped with baffle 66.Strip plate 65, the baffle 66 at both ends and 63 lateral surface of counterweight cylinder form one and half in this way
The utilization rate that enclosure space can further enhance wind improves generating efficiency.In general, 10 °≤angle α≤60 °.
Certainly, often row's blade may be set to be split structure, include being set along the axis direction interval of counterweight cylinder 63
The multiple leaflet pieces set, each leaflet piece respectively include the first plate body, the second plate body in strip, the first plate body and the second plate
It is fixedly connected at the long side of body, angle β is equipped between plane where the first plate body and the second plate body, in general, 30 °≤angle β
≤ 160 °, the first plate body is fixedly connected with the peripheral surface of counterweight cylinder 63 respectively with the short side of the second plate body.System easy to process
Make and the number of leaflet piece is often arranged in installation, convenient selection as needed.Leaflet piece may be set to be curved plate-like structure,
Arc opening is arranged towards air inlet.
In the present embodiment, the radius length of counterweight cylinder 63 is more than or equal to blade 64 at twice of radial direction length,
For example, blade 64 is when radial direction length is 2 meters, the radius of counterweight cylinder 63 can be 4 meters, 6 meters or bigger, actually answer
The radius of used time, blade 64 are compatible with the installation pipeline of counterweight vane type power generator, ensure that blade 64 can be complete
In pipeline, the rotation of impeller can be made more steady in this way, generating efficiency can be improved.
In the present embodiment, at least two counterweight vane types along its axis direction interval are equipped on air-suction duct 30 to send out
Electric installation 60a is equipped at least two counterweight vane type power generator 60b along its axis direction interval on wind pipe 40,
Generating efficiency can be further increased.
When specifically used, wind turbine can be arranged in an individual fan house, by the counterweight on air-suction duct 30
Counterweight vane type power generator 60b settings on vane type power generator 60a, wind pipe 40 are separately positioned on individual wind-powered electricity generation
Counterweight vane type power generator 60a, counterweight vane type power generator 60b are protected in interior.
In general, the diameter of the impeller 62 of counterweight vane type power generator is bigger, generating efficiency is better, but whether impeller 62
Diameter it is much, length of the blade 64 along 63 direction of counterweight cylinder is less than the width of pipeline, that is to say, that impeller 62 is mounted on
In the width range of pipeline.
Second embodiment
From the figure 3, it may be seen that the present embodiment is essentially identical with first embodiment, the difference is that：
Certainly, it is equipped with wind pipe wind deflector 67b in wind pipe 40, is mounted on counterweight vane type on wind pipe 40
Power generator 60b is arranged at the rear of wind pipe wind deflector 67b and close to the 67b settings of wind pipe wind deflector, thus
Wind pipe reducer pipe 70a need not be concatenated on wind pipe 40, do not changed the diameter for ensureing wind pipe 40, do not influenced
The air output of wind pipeline 40.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. the air-conditioning system of counterweight vane type power generator, including tempering room, wind turbine are installed, in the inlet scoop of the wind turbine and institute
It states and is connected with air-suction duct between tempering room, wind pipe is installed on the exhaust outlet of the wind turbine, in the wind pipe
On be provided with several outlet air subtubes；It is characterized in that, being set close to the air inlet of the tempering room in the air-suction duct
There is air-suction duct wind deflector, is separately installed with and matches on the air-suction duct, the wind pipe, the every outlet air subtube
Weight vane type power generator, the counterweight vane type power generator include being fixedly connected on the outside of pipeline and being connected to inner cavity of pipe
Spiral case radome fairing, the impeller that is rotatably installed in the spiral case radome fairing and connect with the rotating shaft transmission of the impeller
Generator, the impeller includes counterweight cylinder and along the circumferentially spaced multiple blade rows of the counterweight cylinder, often described in row
Blade is arranged along the axis direction of the counterweight cylinder, and the blade is located at what the spiral case radome fairing was connected to inner cavity of pipe
It is inserted into inner cavity of pipe when at position.
2. it is according to claim 1 installation counterweight vane type power generator air-conditioning system, which is characterized in that it is described go out
It is serially connected with wind pipe reducer pipe on wind pipeline, the exhaust outlet of the heavy caliber end of the wind pipe reducer pipe close to the wind turbine
Setting, the counterweight vane type power generator on the wind pipe are arranged after the wind pipe reducer pipe
Side and close wind pipe reducer pipe setting；It is serially connected with outlet air between the outlet air subtube and the wind pipe
The heavy caliber end of subtube reducer pipe, the outlet air subtube reducer pipe is arranged close to the wind pipe, mounted on it is described go out
The counterweight vane type power generator on wind subtube is arranged close to the wind subtube reducer pipe is gone out.
3. it is according to claim 1 installation counterweight vane type power generator air-conditioning system, which is characterized in that it is described go out
Wind pipe wind deflector is equipped in wind pipeline, the counterweight vane type power generator setting being mounted on the wind pipe exists
The rear of the wind pipe wind deflector and close wind pipe wind deflector setting.
4. the air-conditioning system of installation counterweight vane type power generator according to claim 1, which is characterized in that the air draught
Pipeline wind deflector and the side wall of the air-suction duct are an integral structure, the air-suction duct wind deflector and the air-suction duct
Side wall surrounds the air inlet of the air-suction duct jointly.
5. the air-conditioning system of installation counterweight vane type power generator according to any one of claims 1 to 4, feature exist
In, it often arranges the blade and is an integral structure respectively, include the strip plate being arranged along the axis direction of the counterweight cylinder, it is described
Between face and the radial direction of the counterweight cylinder where strip plate be equipped with angle α, 10 °≤angle α≤60 °, in the strip plate
Both ends at be respectively equipped with baffle.
6. the air-conditioning system of installation counterweight vane type power generator according to claim 5, which is characterized in that the counterweight
The radius length of roller is more than or equal to the blade at twice of radial direction length.
7. the air-conditioning system of installation counterweight vane type power generator according to any one of claims 1 to 4, feature exist
In it is split structure often to arrange the blade, includes the spaced multiple leaflet pieces of axis direction along the counterweight cylinder.
8. the air-conditioning system of installation counterweight vane type power generator according to claim 7, which is characterized in that each described
Leaflet piece respectively includes the first plate body, the second plate body in strip, the long side of first plate body and second plate body
Place is fixedly connected, and is equipped with angle β between plane where first plate body and second plate body, first plate body with it is described
The short side of second plate body is fixedly connected with the peripheral surface of the counterweight cylinder respectively, 30 °≤angle β≤160 °.
9. the air-conditioning system of installation counterweight vane type power generator according to claim 7, which is characterized in that the leaflet
Piece is curved plate-like structure, and arc opening is arranged towards air inlet.
10. the air-conditioning system of installation counterweight vane type power generator according to claim 1, which is characterized in that described
At least two counterweight vane type power generations along conduit axis direction interval are respectively equipped on air-suction duct, the wind pipe
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810534829.8A CN108590781A (en) | 2018-05-29 | 2018-05-29 | The air-conditioning system of counterweight vane type power generator is installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810534829.8A CN108590781A (en) | 2018-05-29 | 2018-05-29 | The air-conditioning system of counterweight vane type power generator is installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108590781A true CN108590781A (en) | 2018-09-28 |
Family
ID=63629521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810534829.8A Withdrawn CN108590781A (en) | 2018-05-29 | 2018-05-29 | The air-conditioning system of counterweight vane type power generator is installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108590781A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945306A (en) * | 2019-04-12 | 2019-06-28 | 四川长虹空调有限公司 | Air conditioner air-out structure and air conditioner |
-
2018
- 2018-05-29 CN CN201810534829.8A patent/CN108590781A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109945306A (en) * | 2019-04-12 | 2019-06-28 | 四川长虹空调有限公司 | Air conditioner air-out structure and air conditioner |
| CN109945306B (en) * | 2019-04-12 | 2024-01-30 | 四川长虹空调有限公司 | Air conditioner air-out structure and air conditioner |
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Application publication date: 20180928 |