CN219523620U - Air mixing device and automobile air conditioning system - Google Patents
Air mixing device and automobile air conditioning system Download PDFInfo
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- CN219523620U CN219523620U CN202320649769.0U CN202320649769U CN219523620U CN 219523620 U CN219523620 U CN 219523620U CN 202320649769 U CN202320649769 U CN 202320649769U CN 219523620 U CN219523620 U CN 219523620U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Abstract
A kind of air mixing device and car air conditioning system, wherein the air mixing device includes at least two-layer air mixing shell, the air mixing shell has warm air channel; one side of the air mixing device receiving warm air, and the adjacent warm air channels are attached and fixed at the warm air inlet; one side of the air mixing device receiving cold air, adjacent air mixing shells are arranged at intervals, and a cold air channel is formed between the gaps of the two air mixing shells; the air mixing device mixes warm air and cold air on one side and comprises warm air channels and cold air channels which are alternately arranged in sequence. The novel air mixing device is applied to an automobile air conditioning system, warm air and cold air of the automobile air conditioning system are mixed, the temperature consistency of an air outlet of an air conditioner can be guaranteed, and riding comfort is improved.
Description
Technical Field
The utility model relates to the technical field of automobile air conditioners, in particular to an air mixing device and an automobile air conditioning system.
Background
With the increasing development of the automobile industry, various automobiles enter thousands of families, the expected value of people to the automobiles is higher, passenger cars are not limited to simple transportation means, trucks can not only be pulled, therefore, factories can push out novel designs to attract the eyeballs of the owners, the comfort level of driving and riding is improved continuously, the comfort level of the automobile air conditioner is mentioned to play a key role, and the automobile air conditioner can make the cab warm in winter and cool in summer, so the continuous optimization and improvement of the performance of the air conditioner is an indispensable technical development trend of the automobile industry.
Because the arrangement space of the automobile air conditioner is limited, the internal structure of the air conditioner is very compact, the distances between the evaporator, the warm air assembly and the air outlet of the air conditioner box body are too short, no air mixing space exists, the air quantity and the temperature of the air outlet of the air conditioner box body are uneven, and the air quantity and the temperature of the air outlet of an air conditioner instrument board are also uneven finally. For example, the Chinese patent application No. CN20201330346. X, the application day being 11/24/2020, and the name being "an automotive air conditioner applying an axial-flow blower"; chinese utility model patent with application number CN201520086675.2, application date 2015, 2 and 26, named "air conditioner for automobile". For example, the controller sets the air conditioner outlet temperature to 23 ℃ command, but the instrument panel outlet temperature is: the temperature of different parameters such as 20 ℃, 23 ℃ and 25 ℃ is uneven, so that riding comfort is reduced.
Therefore, there is a need for an air mixing device and an air conditioning system for a vehicle, which can make the temperature of the air outlet of the air conditioner uniform and improve the riding comfort of passengers.
Disclosure of Invention
The utility model aims to provide an air mixing device and an automobile air conditioning system, which can make the temperature of an air outlet of an air conditioner uniform and improve riding comfort of passengers.
In order to achieve the above object, the present utility model provides the following technical solutions:
a wind mixing device comprising at least two layers of wind mixing shells, wherein the wind mixing shells are provided with warm wind channels;
one side of the air mixing device receiving warm air, and the adjacent warm air channels are attached and fixed at the warm air inlet;
one side of the air mixing device receiving cold air, adjacent air mixing shells are arranged at intervals, and a cold air channel is formed between the gaps of the two air mixing shells;
the air mixing device mixes warm air and cold air on one side, and the air mixing device comprises a warm air channel and a cold air channel which are sequentially and alternately arranged.
Further, the thickness of one side of the air mixing shell, which receives warm air, is larger than that of one side of the air mixing shell, which receives cold air.
Further, the air conditioner further comprises a plurality of support columns, wherein the support columns are arranged in the cold air channel to fixedly support the air mixing shells which are adjacent up and down.
Further, the top surface and the bottom surface of the air mixing device are respectively provided with grid-shaped reinforcing ribs.
Further, the air mixing shell comprises a cold air part and a hot air part which are communicated;
the whole cross section of the cold air part is a rectangular cavity with one side open, the opening is a warm air outlet of the warm air channel, and the cold air channel is formed between the upper and lower gaps of two adjacent cold air parts;
the whole shape of the hot air part is a cavity with a triangular section, the warm air inlet is arranged on the longest hypotenuse of the triangle, and the side face of the other side of the triangle is attached to and communicated with one side face of the cold air part to form the warm air channel;
the inlet of the cold air channel is arranged on the side of the rectangle adjacent to the longest hypotenuse of the triangle.
An automobile air conditioning system comprises a shell provided with an air inlet and an air outlet, a blower, an evaporator, a heating air channel, a cooling air channel and the air mixing device, wherein the blower, the evaporator, the heating air channel and the cooling air channel are sequentially arranged along the air outlet direction;
the heating air duct is controlled by a heating air door to be communicated with an air outlet of the evaporator, and a heating device is arranged in the heating air duct; the refrigeration air duct is controlled by a refrigeration air door to be communicated with an air outlet of the evaporator;
and air outlets of the heating air channel and the refrigerating air channel are respectively opposite to the warm air channel and the cold air channel of the air mixing device.
Further, the shell is provided with a positioning block, and a positioning groove spliced with the positioning block is fixed on the side face of the air mixing device.
Further, the top surface and the bottom surface of the air mixing device are respectively and fixedly connected with the shell.
In the technical scheme, the utility model has the following beneficial effects:
the utility model discloses a mix wind device at the front end design of the air outlet of the casing of air conditioner, mix cold wind and warm braw together through mixing the wind device, later blow out from the air outlet again. The temperature of the air outlet of the air conditioner is ensured to be consistent, and the riding comfort level is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of an air conditioning system for a vehicle according to the present disclosure
FIG. 2 is a schematic structural view of the air mixing device disclosed by the utility model;
FIG. 3 is a schematic view of another angle of the air mixing device disclosed by the utility model;
FIG. 4 is a schematic view of the structure of the air mixing side of the air mixing device disclosed by the utility model;
fig. 5 is a schematic top view of the air mixing device disclosed in the present utility model.
Reference numerals:
the air mixing shell 1, the warm air channel 11, the cold air channel 12, the support column 13, the reinforcing ribs 14, the positioning grooves 15, the cold air part 16, the hot air part 17, the warm air outlet 18, the V-shaped opening 19, the air mixing area 20, the evaporator 2, the heating air door 3, the positioning block 31, the heating device 4, the refrigerating air door 5, the air outlet 81, the shell 8 and the blower 9.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 2-5, a mixing device mixes warm air and cool air from two directions. It includes at least two-layer mixed wind housing 1, mixed wind housing 1 has warm braw passageway 11. The air mixing housing 1 is a housing having two openings, namely a warm air inlet and a warm air outlet 18.
The side of the air mixing device receiving warm air, and the adjacent warm air channels 11 are attached and fixed at the warm air inlet. The warm air is separated by different warm air inlets, enters different warm air channels 11 and flows out of the air mixing shell 1;
on one side of the air mixing device receiving cold air, adjacent air mixing shells 1 are arranged at intervals, and a cold air channel 12 is formed between the gaps of the two air mixing shells 1. The cold air is separated by different air mixing shells 1 and enters different cold air channels 12.
Taking fig. 2 as an example, there are four warm air channels and three cool air channels. Finally, the warm air channels 11 and the cold air channels 12 which are alternately arranged in sequence are mutually intersected and mixed from one side of the warm air mixing device for mixing warm air and cold air, so as to form a wind mixing area 20 as shown in the figure.
Specifically, the thickness of the side of the air-mixing housing 1 receiving the warm air is greater than the thickness of the side thereof receiving the cool air. The adjacent air-mixing housings 1 are spaced up and down to form the cool air passage 12.
More specifically, the air-mixing housing 1 includes a cold air portion 16 and a hot air portion 17 that are communicated.
The cold air portion 16 has a rectangular cavity with one side open, the opening is a warm air outlet 18 of the warm air channel 11, and the cold air channel 12 is formed by the interval between the upper and lower adjacent cold air portions 16. The flow direction of the cool air is mainly along the warm air outlet 18.
The hot air part 17 is a cavity with a triangular cross section, the warm air inlet is arranged on the longest hypotenuse of the triangle, and the side face of one short side of the triangle is attached to and communicated with one side face of the cold air part 16 to form the warm air channel 11. The warm air enters from the warm air inlet and passes through the side surface where one short side of the triangle is located to reach the warm air outlet 18. The side surface of the other short side of the triangle and the side surface of the hot air part 17 provided with the warm air outlet 18 are connected smoothly to form a large side surface. The inlet of the cold air channel is arranged on the side of the rectangle adjacent to the longest hypotenuse of the triangle, and the cold air outlet is opposite to the outlet of the cold air channel.
Preferably, the thickness of the hot air part 17 on the warm air inlet side is greater than that on the warm air outlet side, so that a V-shaped opening 19 is formed between adjacent hot air parts 17 as seen from the air mixing side.
Preferably, the cold air portion 16 has a thin overall thickness on a side facing the cold air, and has a thick overall thickness on a side mixing the cold air, so that the cold air passage forms a horn shape. After the whole thickness of the hot air part facing the warm air, the whole thickness of the side of the air mixing part is thin.
Preferably, the air mixing device further comprises a plurality of support columns 13, and the support columns 13 are arranged in the cold air channel 12 to fixedly support the air mixing shells 1 adjacent to each other. The support column 13 can prevent the flow passage from deformation and resonance abnormal sound caused by the air quantity.
Preferably, the top surface and the bottom surface of the air mixing device are respectively provided with grid-shaped reinforcing ribs 14 at corresponding positions of the air mixing shell 1. Can prevent the product deformation in the production of moulding plastics of mixing wind device, also can guarantee that the product produces resonance noise when having the strong wind to blow the lateral wall, the effect of making an uproar falls.
An automotive air conditioning system as shown in fig. 1 comprises a housing 8 provided with an air inlet and an air outlet 81, a blower 9 sequentially arranged along the air outlet direction, an evaporator 2, a heating air channel and a refrigerating air channel which are arranged on the output side of the evaporator 2 in parallel, and the air mixing device.
The heating air channel is controlled by a heating air door 3 to be communicated with an air outlet of the evaporator 2, and a heating device 4 is arranged in the heating air channel; the refrigeration air channel is controlled by a refrigeration air door 5 to be communicated with an air outlet of the evaporator 2; the number of the air outlets 81 is two, one is close to the heating air door 3 and the hot air part 17, and the other is close to the cooling air door 5 and the cold air part 16.
The air outlets of the heating air channel and the refrigerating air channel are respectively opposite to the warm air channel 11 and the cold air channel 12 of the air mixing device.
When the temperature of an air outlet of the air conditioner is 16-21 ℃: the vehicle controller instructs the blower 9 to start rotating, the evaporator 2 starts to operate, and the surface temperature thereof starts to decrease; the heating air door 3 is closed to prevent the air from passing through, and the refrigerating air door 5 is opened to ensure the air to pass through smoothly; that is, the air blown from the blower is cooled by the air in the air gap in the middle of the evaporator, and then the air is finally blown out from the air outlet 81 by the cooling damper. Wherein the temperature range of 16-20 ℃ is controlled by controlling the surface temperature of the evaporator.
When the temperature of an air outlet of the air conditioner is 29-35 ℃: the vehicle controller instructs the blower 9 to start rotating, the heating air door 3 is opened to ensure that wind smoothly passes, and the refrigerating air door 5 is closed to prevent the wind from passing; the heating device 4 of the warm air core assembly type starts to operate, and the surface temperature thereof starts to rise. That is, the air blown from the blower passes through the air gap in the middle of the evaporator assembly (the temperature of the passing air does not change because the evaporator assembly is not operated at present), then the air passes through the heating air door, the air becomes hot through the air gap in the middle of the heating core assembly, and finally the warm air is blown out from the two air outlets 81. Wherein, the temperature range of 30-35 ℃ is controlled by controlling the surface temperature of the warm air core assembly.
The air conditioning operation principle under the refrigerating or heating state is introduced, but when the air conditioning temperature is set in the range of 22-28 ℃, the evaporator 2, the heating air door 3, the heating device 4 and the refrigerating air door 5 are matched and opened simultaneously to meet the requirement, and the blown cold air and the warm air passing through the two sides of the heating air door and the refrigerating air door are mixed in the air mixing device, so that the air blown out by the two air outlets 81 is ensured to be uniform, if no air mixing device is provided, the air temperature blown out by the upper air outlet (corresponding to the heating air channel) is high, and the air temperature blown out by the lower air outlet (corresponding to the refrigerating air channel) is low.
Preferably, the shell 8 is provided with a positioning block 31, and a positioning groove 15 spliced with the positioning block 31 is fixed on the side surface of the air mixing device for rapidly positioning the air mixing device on the shell 8. The positioning groove 15 has an open U-shape in cross section, and the positioning block 31 is inserted into the opening of the U-shape with its length direction along the thickness direction of the housing.
Preferably, the top surface and the bottom surface of the air mixing device are fixedly connected with the shell 8 through screws respectively.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (8)
1. The air mixing device is characterized by comprising at least two layers of air mixing shells (1), wherein the air mixing shells (1) are provided with warm air channels (11);
one side of the air mixing device receiving warm air, and the adjacent warm air channels (11) are attached and fixed at the warm air inlet;
one side of the air mixing device receiving cold air, adjacent air mixing shells (1) are arranged at intervals, and a cold air channel (12) is formed between the gaps of the two air mixing shells (1);
the air mixing device mixes warm air and cold air on one side and comprises a warm air channel (11) and a cold air channel (12) which are sequentially and alternately arranged.
2. A wind mixing device according to claim 1, characterised in that the thickness of the side of the wind mixing housing (1) receiving warm wind is greater than the thickness of the side thereof receiving cool wind.
3. A wind mixing device according to claim 1, further comprising a plurality of support columns (13), said support columns (13) being arranged in the cold air duct (12) to fixedly support the wind mixing housing (1) adjacent to each other.
4. A wind mixing device according to claim 1, wherein the top and bottom surfaces of the wind mixing device are provided with grid-like stiffening ribs (14), respectively.
5. A wind mixing device according to claim 1, wherein the wind mixing housing (1) comprises a cold wind part (16) and a hot wind part (17) which are communicated;
the whole cross section of the cold air part (16) is a rectangular cavity with one side open, the opening is a warm air outlet (18) of the warm air channel (11), and the cold air channel (12) is formed between the gaps of two adjacent cold air parts (16);
the whole shape of the hot air part (17) is a cavity with a triangular section, the warm air inlet is arranged on the longest hypotenuse of the triangle, and the side face of the other side of the triangle is attached to and communicated with one side face of the cold air part (16) to form the warm air channel (11);
the inlet of the cold air channel (12) is arranged on the side of the rectangle adjacent to the longest hypotenuse of the triangle.
6. An automobile air conditioning system is characterized by comprising a shell (8) provided with an air inlet and an air outlet (81), a blower (9) arranged in sequence along the air outlet direction, an evaporator (2), a heating air channel and a cooling air channel which are arranged on one output side of the evaporator (2) in parallel, and the air mixing device of any one of claims 1-5;
the heating air duct is communicated with the air outlet of the evaporator (2) under the control of a heating air door (3), and a heating device (4) is arranged in the heating air duct; the refrigerating air duct is communicated with an air outlet of the evaporator (2) under the control of a refrigerating air door (5);
and air outlets of the heating air channel and the refrigerating air channel are respectively opposite to the warm air channel (11) and the cold air channel (12) of the air mixing device.
7. An automotive air conditioning system according to claim 6, characterized in that the housing (8) is provided with a positioning block (31), and a positioning groove (15) which is inserted into the positioning block (31) is fixed on the side surface of the air mixing device.
8. An automotive air conditioning system according to claim 6, characterized in that the top and bottom surfaces of the air mixing device are fixedly connected to the housing (8), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320649769.0U CN219523620U (en) | 2023-03-29 | 2023-03-29 | Air mixing device and automobile air conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320649769.0U CN219523620U (en) | 2023-03-29 | 2023-03-29 | Air mixing device and automobile air conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219523620U true CN219523620U (en) | 2023-08-15 |
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ID=87583662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320649769.0U Active CN219523620U (en) | 2023-03-29 | 2023-03-29 | Air mixing device and automobile air conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219523620U (en) |
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2023
- 2023-03-29 CN CN202320649769.0U patent/CN219523620U/en active Active
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