CN111412544B - Air outlet structure and air conditioner - Google Patents
Air outlet structure and air conditioner Download PDFInfo
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- CN111412544B CN111412544B CN202010159380.9A CN202010159380A CN111412544B CN 111412544 B CN111412544 B CN 111412544B CN 202010159380 A CN202010159380 A CN 202010159380A CN 111412544 B CN111412544 B CN 111412544B
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- air
- air outlet
- duct wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
- F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The application provides an air-out structure, air conditioner, which comprises a housin, be provided with first air outlet, second air outlet and air intake on the casing, be provided with the water conservancy diversion circle on the air intake, be provided with the fan in the casing, the fan with water conservancy diversion circle eccentric settings, so that the amount of wind of first air outlet with the amount of wind of second air outlet is different. The air outlet structure provided in the embodiment of the application can realize different air volume ratios of different air outlets, can reduce the number of fans used by the distributed air supply technology, reduces the production cost of the distributed air supply air conditioner, improves the competitiveness, and further improves the market popularization rate of the distributed air supply technology.
Description
Technical Field
The application belongs to the technical field of air conditioning, concretely relates to air-out structure, air conditioner.
Background
Due to the physical characteristics of the floating of hot air and the sinking of cold air, the distributed air supply air conditioner is often required to realize the functions of carpet heating/bath cooling in a heating/cooling mode so as to improve the comfort level of a human body. When the air quantity of the upper air outlet is larger than that of the lower air outlet, the comprehensive comfort of the human body can be improved.
The traditional distributed air supply technology mainly adopts different combination modes of three centrifugal fans or two centrifugal fans to realize an air supply mode of up-down air supply, and the air volume ratio of the upper part and the lower part is adjusted by adjusting the number of the fans between the three centrifugal fans and the two centrifugal fans. The mode of realizing distributed air supply and adjusting the air volume ratio by combining a plurality of fans ensures that the cost of the product is too high, the competitiveness of the product is poor, and the market popularization rate of the distributed air supply technology is influenced.
Disclosure of Invention
Therefore, the technical problem that this application will be solved provides an air-out structure, air conditioner, can realize the different amount of wind ratios of different air outlets, can reduce the fan quantity that distributed air supply technique used, reduces distributed air supply air conditioner's manufacturing cost, improves competitiveness, and then improves distributed air supply technique's market prevalence.
In order to solve the problem, the application provides an air-out structure, which comprises a housin, be provided with first air outlet, second air outlet and air intake on the casing, be provided with the water conservancy diversion circle on the air intake, be provided with the fan in the casing, the fan with water conservancy diversion circle eccentric settings, so that the amount of wind of first air outlet with the amount of wind of second air outlet is different.
Preferably, the casing includes a volute section, a volute cavity is provided in the volute section, the fan is disposed in the volute cavity, the first air outlet and the second air outlet are communicated with the volute cavity, the volute section includes a first air duct wall and a second air duct wall, the first air duct wall and the second air duct wall are disposed along a circumferential direction of the fan, a first opening and a second opening are provided between the first air duct wall and the second air duct wall, the gas in the volute cavity flows through the first opening and then enters the first air outlet, and the gas in the volute cavity flows through the second opening and then enters the second air outlet.
Preferably, the minimum distance between the center point of the fan and the first air duct wall is greater than the minimum distance between the center point of the flow guide ring and the first air duct wall, and one side of the fan, which is close to the first air duct wall in the projection of the flow guide ring in the plane, is located outside the range of the flow guide ring, so that the air volume of the first air outlet is greater than the air volume of the second air outlet.
Preferably, the minimum distance between the center point of the fan and the second air duct wall is greater than the minimum distance between the center point of the flow guide ring and the second air duct wall, and one side of the fan, which is close to the second air duct wall in the projection of the flow guide ring in the plane, is located outside the range of the flow guide ring, so that the air volume of the second air outlet is greater than the air volume of the first air outlet.
Preferably, the area of the projection of the fan in the plane of the guide ring is larger than the area of the guide ring.
Preferably, the first air duct wall extends along a logarithmic spiral and the second air duct wall extends along a logarithmic spiral.
Preferably, the casing further comprises a first volute tongue section and a second volute tongue section, the first volute tongue section is connected with the first air channel wall, and the second volute tongue section is connected with the second air channel wall.
Preferably, the casing further includes a first diffuser section and a second diffuser section, the first air outlet is disposed at one end of the first diffuser section far away from the volute section, the second air outlet is disposed at one end of the second diffuser section far away from the volute section, one end of the first volute tongue section is connected with the second diffuser section, the other end of the first volute tongue section is connected with the first air duct wall, one end of the second volute tongue section is connected with the first diffuser section, and the other end of the second volute tongue section is connected with the second air duct wall.
In another aspect of the present invention, an air conditioner is provided, which includes the air outlet structure as described above.
Preferably, the air conditioner includes a first exhaust port and a second exhaust port, the first exhaust port is located above the second exhaust port, the exhaust gas of the fan flows through the first air outlet and enters the first exhaust port, and the exhaust gas of the fan flows through the second air outlet and enters the second exhaust port.
Advantageous effects
The air outlet structure and the air conditioner provided by the embodiment of the invention can realize different air volume ratios of different air outlets, reduce the number of fans used in a distributed air supply technology, reduce the production cost of the distributed air supply air conditioner, improve the competitiveness and further improve the market popularization rate of the distributed air supply technology.
Drawings
FIG. 1 is a front view of one implementation of an embodiment of the present application;
FIG. 2 is a rear view of one implementation of an embodiment of the present application;
FIG. 3 is a front view of another implementation of an embodiment of the present application;
FIG. 4 is a volute profile diagram according to an embodiment of the present application.
The reference numerals are represented as:
1. a first air outlet; 2. a second air outlet; 3. a flow guide ring; 4. a fan; 5. a first air duct wall; 6. a second duct wall; 7. a first volute tongue section; 8. a second volute tongue section; 9. a first diffusion section; 10. a second diffusion section; 11. a first base circle; 12. a second base circle; 13. a first logarithmic spiral; 14. a second logarithmic spiral; c1, first duct wall starting point; c2, first duct wall terminus; d1, a second air duct wall starting point; d2, second duct wall termination point.
Detailed Description
Referring to fig. 1 to 4 in combination, according to an embodiment of the present application, an air outlet structure includes a housing, the housing is provided with a first air outlet 1, a second air outlet 2, and an air inlet, the air inlet is provided with a flow guide ring 3, a fan 4 is disposed in the housing, and the fan 4 and the flow guide ring 3 are eccentrically disposed, so that an air volume of the first air outlet 1 is different from an air volume of the second air outlet 2. Through setting up the wind-guiding circle, and make fan 4 and 3 eccentric settings of water conservancy diversion circle, can realize the different amount of wind ratios of different air outlets through an air-out structure, reduce the fan 4 quantity that distributed air supply technique used, reduce the manufacturing cost of distributed air supply air conditioner, improve the competitiveness, and then improve the market prevalence of distributed air supply technique.
Further, in this embodiment, the fan 4 is a centrifugal fan 4, and the air inlet is circular.
Furthermore, the air guide ring is used for guiding air outside the air outlet structure to the air inlet.
The casing includes the volute section, be provided with the volute chamber in the volute section, fan 4 sets up at the volute intracavity, first air outlet 1 and second air outlet 2 are linked together with the volute chamber, the volute section includes first wind channel wall 5 and second wind channel wall 6, first wind channel wall 5 sets up along fan 4's circumference with second wind channel wall 6, be provided with first opening and second opening between first wind channel wall 5 and the second wind channel wall 6, the gaseous flow through of volute intracavity gets into first air outlet 1 behind the first opening, the gaseous flow through of volute intracavity gets into second air outlet 2 behind the second opening. By arranging the volute cavity and arranging the fan 4 in the volute cavity, the air outlet of the fan 4 can be smoothly discharged from the first air outlet 1 and the second air outlet 2.
Further, the first outlet 1 and the second outlet 2 face different directions.
Further, the first duct wall 5 and the second duct wall 6 are respectively two opposite duct walls in a cross section of the volute section perpendicular to the rotation axis of the fan 4. Fig. 1 is a cross section of the axial center position of the air outlet structure, as shown in fig. 1, C1 is the starting point of the first air duct wall 5; c2 is the end point of the first duct wall 5; d1 is the beginning of the second duct wall 6; d2 is the termination of the second duct wall 6.
Further, the first air duct wall 5 and the second air duct wall 6 are both inner walls of the air duct in the casing.
Further, the first opening and the second opening are formed by the interval between the first air duct wall 5 and the second air duct wall 6 in the circumferential direction of the fan 4, and the gas in the volute chamber is discharged through the first opening and the second opening.
Specifically, in this embodiment, the first outlet 1 and the second outlet 2 face opposite directions.
Further, the volute cavity is substantially circular in cross-section.
As shown in fig. 1 and 2, as an embodiment, a minimum distance between a center point of the fan 4 and the first air duct wall 5 is greater than a minimum distance between a center point of the flow guide ring 3 and the first air duct wall 5, and a side of the fan 4, which is close to the first air duct wall 5 in a projection of a plane where the flow guide ring 3 is located, is located outside a range of the flow guide ring 3, so that an air volume of the first air outlet 1 is greater than an air volume of the second air outlet 2, thereby achieving different air volume ratios of the first air outlet 1 and the second air outlet 2, reducing the number of fans 4 used in the distributed air supply technology, reducing the production cost of the distributed air supply air conditioner, improving competitiveness, and further improving the market popularity of the distributed air supply technology.
Further, the minimum distance between the center point of the fan 4 and the first air duct wall 5 is greater than the minimum distance between the center point of the flow guide ring 3 and the first air duct wall 5, that is, the flow guide ring 3 is closer to the first air duct wall 5 relative to the fan 4, so that more blades of the fan 4 on the side of the fan 4 away from the first air duct wall 5 are exposed within the range of the flow guide ring 3, and further, the air volume of the first air outlet 1 is greater than that of the second air outlet 2.
As shown in fig. 3, as another embodiment, the minimum distance between the center point of the fan 4 and the second air duct wall 6 is greater than the minimum distance between the center point of the flow guide ring 3 and the second air duct wall 6, and one side of the fan 4, which is close to the second air duct wall 6 in the projection of the flow guide ring 3, is located outside the range of the flow guide ring 3, so that the air volume of the second air outlet 2 is greater than the air volume of the first air outlet 1, thereby achieving different air volume ratios of the first air outlet 1 and the second air outlet 2, reducing the number of fans 4 used in the distributed air supply technology, reducing the production cost of the distributed air supply air conditioner, improving the competitiveness, and further improving the market popularity of the distributed air supply technology.
Further, the minimum distance between the center point of the fan 4 and the second air duct wall 6 is greater than the minimum distance between the center point of the flow guide ring 3 and the second air duct wall 6, that is, the flow guide ring 3 is closer to the second air duct wall 6 relative to the fan 4, so that more blades of the fan 4 on the side of the fan 4 away from the second air duct wall 6 are exposed within the range of the flow guide ring 3, and further, the air volume of the second air outlet 2 is greater than that of the first air outlet 1.
The area of the projection of the fan 4 in the plane of the guide ring 3 is larger than that of the guide ring 3.
The first duct wall 5 and the second duct wall 6 are logarithmic spirals or volute profiles of cognitive range within the fan 4 industry, such as: shaped lines drawn by a square method, or shaped lines drawn by non-equidistant squares.
The first air duct wall 5 extends along a logarithmic spiral, and the second air duct wall 6 extends along a logarithmic spiral, so that good air conductivity is ensured.
Further, in the present embodiment, the first air duct wall 5 extends along the first logarithmic spiral 13, and the second air duct wall 6 extends along the second logarithmic spiral 14.
Further, as shown in fig. 4, the first logarithmic spiral 13 is drawn with reference to the first base circle 11, and the second logarithmic spiral 14 is drawn with reference to the second base circle 12.
The casing still includes first volute tongue section 7 and second volute tongue section 8, and first volute tongue section 7 is connected with first wind channel wall 5, and second volute tongue section 8 is connected with second wind channel wall 6, has guaranteed the smooth and easy of gas flow in the casing through setting up first volute tongue section 7 and second volute tongue section 8.
Further, the first volute tongue section 7 and the second volute tongue section 8 are arc-shaped.
Further, the first volute tongue section 7 is a part of a circle directly r1, and the second volute tongue section 8 is a part of a circle directly r 2.
Further, the arc-shaped openings of the first volute tongue section 7 and the second volute tongue section 8 face to the side far away from the volute cavity.
The casing still includes first diffusion section 9 and second diffusion section 10, and first air outlet 1 sets up the one end of keeping away from the volute section at first diffusion section 9, and second air outlet 2 sets up the one end of keeping away from the volute section at second diffusion section 10, and the one end of first volute tongue section 7 is connected with second diffusion section 10, and the other end is connected with first wind channel wall 5, and the one end of second volute tongue section 8 is connected with first diffusion section 9, and the other end is connected with second wind channel wall 6. By arranging the first diffusion section 9 and the second diffusion section 10, connecting the first diffusion section 9 with the second volute tongue section 8 and connecting the second diffusion section 10 with the first volute tongue section 7, smooth gas discharge is ensured.
Further, the first diffuser section 9 and the second diffuser section 10 have a flaring structure, and the cross sections of the first diffuser section 9 and the second diffuser section 10 are gradually reduced along the discharge direction of the gas.
In another aspect of this embodiment, an air conditioner is provided, which includes the air outlet structure as described above.
The air conditioner includes first exhaust opening and second exhaust opening, and first exhaust opening is located the top of second exhaust opening, and in the exhaust gas of fan 4 flowed through first air outlet 1 and got into first air outlet, the exhaust gas of fan 4 flowed through second air outlet 2 and got into the second air outlet.
Furthermore, the first air outlet is an upper air outlet of the air conditioner, and the second air outlet is a lower air outlet of the air conditioner.
Furthermore, the minimum distance between the central point of the fan 4 and the first air duct wall 5 is greater than the minimum distance between the central point of the flow guide ring 3 and the first air duct wall 5, and the air volume of the first air outlet 1 is greater than the air volume of the second air outlet 2, so as to improve the refrigeration effect of the air conditioner.
Furthermore, the minimum distance between the center point of the fan 4 and the second air duct wall 6 is greater than the minimum distance between the center point of the flow guide ring 3 and the second air duct wall 6, and the air volume of the second air outlet 2 is greater than the air volume of the first air outlet 1, so as to improve the heating effect of the air conditioner.
The air outlet structure and the air conditioner provided by the embodiment of the invention can realize different air volume ratios of different air outlets, reduce the number of fans 4 used in a distributed air supply technology, reduce the production cost of the distributed air supply air conditioner, improve the competitiveness and further improve the market popularization rate of the distributed air supply technology.
It is readily understood by a person skilled in the art that the advantageous ways described above can be freely combined, superimposed without conflict.
The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed. The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present application, and these modifications and variations should also be considered as the protection scope of the present application.
Claims (7)
1. An air outlet structure is characterized by comprising a shell, wherein a first air outlet, a second air outlet and an air inlet are arranged on the shell, a flow guide ring is arranged on the air inlet, a fan is arranged in the shell, and the fan and the flow guide ring are eccentrically arranged, so that the air volume of the first air outlet is different from that of the second air outlet;
the casing comprises a volute section, a volute cavity is arranged in the volute section, the fan is arranged in the volute cavity, the first air outlet and the second air outlet are communicated with the volute cavity, the volute section comprises a first air duct wall and a second air duct wall, the first air duct wall and the second air duct wall are arranged along the circumferential direction of the fan, a first opening and a second opening are arranged between the first air duct wall and the second air duct wall, gas in the volute cavity flows through the first opening and then enters the first air outlet, and gas in the volute cavity flows through the second opening and then enters the second air outlet;
the minimum distance between the center point of the fan and the first air duct wall is greater than the minimum distance between the center point of the guide ring and the first air duct wall, and one side of the fan, which is close to the first air duct wall in the projection of the guide ring in the plane, is located outside the range of the guide ring, so that the air volume of the first air outlet is greater than that of the second air outlet.
2. The air outlet structure of claim 1, wherein the area of the projection of the fan in the plane of the deflector ring is larger than the area of the deflector ring.
3. The air outlet structure according to claim 1, wherein the first air duct wall extends along a logarithmic spiral, and the second air duct wall extends along a logarithmic spiral.
4. The air outlet structure of claim 3, wherein the casing further comprises a first volute tongue section and a second volute tongue section, the first volute tongue section is connected with the first air duct wall, and the second volute tongue section is connected with the second air duct wall.
5. The air outlet structure of claim 4, wherein the casing further includes a first diffuser section and a second diffuser section, the first air outlet is disposed at an end of the first diffuser section away from the volute section, the second air outlet is disposed at an end of the second diffuser section away from the volute section, one end of the first volute tongue section is connected to the second diffuser section, the other end of the first volute tongue section is connected to the first air duct wall, one end of the second volute tongue section is connected to the first diffuser section, and the other end of the second volute tongue section is connected to the second air duct wall.
6. An air conditioner, characterized in that, comprises the air outlet structure of any one of claims 1-5.
7. The air conditioner as claimed in claim 6, wherein the air conditioner includes a first exhaust port and a second exhaust port, the first exhaust port is located above the second exhaust port, the exhaust air of the blower flows through the first exhaust port into the first exhaust port, and the exhaust air of the blower flows through the second exhaust port into the second exhaust port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010159380.9A CN111412544B (en) | 2020-03-09 | 2020-03-09 | Air outlet structure and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010159380.9A CN111412544B (en) | 2020-03-09 | 2020-03-09 | Air outlet structure and air conditioner |
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| Publication Number | Publication Date |
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| CN111412544A CN111412544A (en) | 2020-07-14 |
| CN111412544B true CN111412544B (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010159380.9A Active CN111412544B (en) | 2020-03-09 | 2020-03-09 | Air outlet structure and air conditioner |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111306103A (en) * | 2020-03-26 | 2020-06-19 | 珠海格力电器股份有限公司 | Air supply system and air conditioner comprising same |
| CN112254280B (en) * | 2020-10-19 | 2021-10-22 | 珠海格力电器股份有限公司 | Control method of air conditioner, air conditioner and computer readable storage medium |
| CN112432355B (en) * | 2020-12-03 | 2022-06-28 | 珠海格力电器股份有限公司 | Volute component, air supply component and air conditioning system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08285300A (en) * | 1995-04-10 | 1996-11-01 | Fujitsu General Ltd | Air conditioner |
| CN105041682B (en) * | 2015-08-25 | 2018-12-07 | 珠海格力电器股份有限公司 | Spiral case blower |
| CN105275882B (en) * | 2015-10-21 | 2018-11-30 | 珠海格力电器股份有限公司 | A kind of blower, air conditioner and its control method |
| CN107631353B (en) * | 2017-09-07 | 2020-07-28 | 宁波奥克斯电气股份有限公司 | Air duct machine for air conditioner |
| CN209819709U (en) * | 2019-01-17 | 2019-12-20 | 青岛海尔空调器有限总公司 | Wall-mounted air conditioner indoor unit |
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