CN216557412U - Air conditioning device - Google Patents
Air conditioning device Download PDFInfo
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- CN216557412U CN216557412U CN202121124530.9U CN202121124530U CN216557412U CN 216557412 U CN216557412 U CN 216557412U CN 202121124530 U CN202121124530 U CN 202121124530U CN 216557412 U CN216557412 U CN 216557412U
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Abstract
An air conditioning device comprising: a housing (1) having an inlet (11) and an outlet (12); a fan (6); a heat exchanger (7); the air inlet duct (2) is arranged in the shell (1), the air inlet duct (2) is provided with a first air inlet (21), a second air inlet (22) and an air outlet (23), and the first air inlet and the second air inlet are opposite to the inlet (11); and in the flow direction of the air flow, the air outlet (23) is located upstream of the heat exchanger (7); the first adjusting valve (3) is arranged at the first air inlet (21) and is used for adjusting the air inlet area of the first air inlet (21); and the second adjusting valve (4) is arranged at the second air inlet (22) and is used for adjusting the air inlet area of the second air inlet (22). Compared with the prior art, the temperature of the fresh air can be adjusted without adding other heat exchangers.
Description
Technical Field
The utility model belongs to the technical field of air conditioning, and particularly relates to an air conditioning device.
Background
The existing air conditioning device comprises a conventional air conditioner with refrigerating and heating functions, a fresh air system for introducing outdoor fresh air into a room and exhausting the original indoor air, a fresh air module integrated on the indoor unit of the air conditioner and the like. However, fresh air that is not directly introduced into the room through heat exchange may cause discomfort to the user to some extent.
In order to overcome the defects, the utility model patent application with the application number of CN202011015773.9, namely 'fresh air conditioner, fresh air system and working method thereof' (application publication number of CN111981620A), discloses a fresh air conditioner, which comprises a heat exchange device and a fresh air system, wherein a heat exchange pipeline is arranged in the heat exchange device, the fresh air system comprises a fan, a heat exchanger, an air supply pipe and a fresh air purification module, the heat exchanger is provided with an air inlet side and an air outlet side, the air inlet of the fan is connected with the air outlet side of the heat exchanger, the air outlet of the fan is connected with the air supply pipe, the fresh air purification module is arranged on the air supply pipe, and two ends of the heat exchanger are communicated to the heat exchange pipeline. This application realizes adjusting the temperature of new trend through add the heat exchanger in new trend system, has following defect:
1. the additional heat exchanger can increase the complexity of the structure, thereby increasing the cost;
2. when the temperature difference between the indoor and the outdoor is large, more energy sources are needed to be consumed for adjusting the temperature of fresh air, and the energy conservation and the environmental protection are insufficient;
3. the outlet of the blast pipe of the fresh air system is positioned outside the air conditioner indoor unit, so that holes need to be additionally punched in a room to install the blast pipe;
4. the amount of the introduced fresh air is not adjustable.
SUMMERY OF THE UTILITY MODEL
The first technical problem to be solved by the utility model is to provide an air conditioning device which can adjust the temperature of fresh air without adding other heat exchangers aiming at the current situation of the prior art;
the first technical problem to be solved by the utility model is to provide an air conditioning device capable of adjusting fresh air volume;
the technical scheme adopted by the utility model for solving the technical problems is as follows: an air conditioning device comprising:
a housing having an inlet and an outlet;
the fan is arranged in the shell and used for driving airflow to flow from the inlet to the outlet;
the heat exchanger is arranged in the shell and is positioned on the flow path of the airflow;
it is characterized by also comprising:
the air inlet duct is arranged in the shell and is provided with a first air inlet for outdoor fresh air to enter, a second air inlet for indoor return air to enter and an air outlet for fresh air and return air to discharge, which are communicated, and the first air inlet and the second air inlet are opposite to the inlet of the shell; and along the flowing direction of the airflow, the air outlet is positioned at the upstream of the heat exchanger;
the first adjusting valve is arranged at the first air inlet and used for adjusting the air inlet area of the first air inlet;
and the second regulating valve is arranged at the second air inlet and used for regulating the air inlet area of the second air inlet.
The first regulating valve and the second regulating valve can adopt shutters, the air inlet area is regulated through the rotation of the shutters, in order to simplify the structure and reduce the wind resistance, preferably, the first regulating valve comprises a first air door and a first motor, the shape of the first air door is matched with the cross section shape of the first air inlet, the first air door is rotatably connected in the first air inlet to open and close the first air inlet, and the output end of the first motor is connected with the first air door to drive the first air door to rotate; the second governing valve includes second air door, second motor, the shape of second air door with the shape of cross section looks adaptation of second air intake, and the second air door rotates to be connected in order to open and close the second air intake in the second air intake, the output of second motor with the second air door links to each other and rotates in order to drive the second air door.
Furthermore, the first air door is of a circular structure, a first end part and a second end part in the same radial direction of the first air door are rotatably connected to the inner wall of the first air inlet, the first motor is installed outside the air inlet duct, and the output end of the first motor is connected with the first end part of the first air door; the second air door is of a circular structure, the third end part and the fourth end part in the same radial direction are rotatably connected to the inner wall of the second air inlet, the second motor is installed outside the air inlet duct, and the output end of the second motor is connected with the third end part of the second air door. Therefore, when the first air door is positioned at the first position of the cross bar at the first air inlet, the first air inlet is closed; when the first air door is rotated by 90 degrees to the second position, the first air inlet can be completely opened, and wind is basically prevented; when the first air door is rotated to a position between the first position and the second position, the air inlet area of the first air inlet can be adjusted. Similarly, the second damper also operates in the above manner.
Furthermore, the first air inlet and the second air inlet are distributed side by side and are arranged towards a first direction, and the air outlet faces towards a second direction opposite to the first direction.
Further, the housing has a top wall, a side wall extending downwardly from a periphery of the top wall, the inlet is located on the side wall, and the outlet is located on the top wall; the fan is a centrifugal fan.
The air inlet area of the first air inlet and the air inlet area of the second air inlet are adjusted according to the temperature and humidity of fresh air and return air, preferably, the air conditioner further comprises temperature and humidity sensors arranged at the first air inlet and the second air inlet, and a controller used for receiving signals sent by the temperature and humidity sensors, wherein the controller is in electric signal connection with the first motor and the second motor.
In each scheme, in order to uniformly mix the fresh air and the return air, the air mixing device further comprises an air mixing air channel with a first opening and a second opening, the air inlet air channel, the air mixing air channel, the heat exchanger and the fan are sequentially distributed along the airflow flowing direction, the first opening of the air mixing air channel is opposite to the air outlet of the air inlet air channel, the second opening of the air mixing air channel is opposite to the heat exchanger, the air inlet of the fan is opposite to the heat exchanger, and the air outlet of the fan is opposite to the outlet of the shell.
Preferably, the inner diameter of the air mixing duct gradually increases in the airflow direction from the first opening to the second opening.
And finally, the caliber of the first air inlet is smaller than that of the second air inlet, so that when the first air inlet and the second air inlet are fully opened, the fresh air inlet volume is smaller than the return air volume.
Compared with the prior art, the utility model has the advantages that: the air inlet duct with the first air inlet, the second air inlet and the air outlet is additionally arranged on the basis of the existing air conditioner structure, the first regulating valve is arranged at the first air inlet, and the second regulating valve is arranged at the second air inlet, so that a user can control the opening and closing of the first regulating valve and the second regulating valve as required, the mixing ratio of fresh air and return air is regulated, the fresh air can be introduced, the fresh air volume is regulated, meanwhile, the temperature of the fresh air can be regulated by the return air, and the air conditioner is energy-saving and environment-friendly; and because the air outlet of the air inlet duct is positioned at the upstream of the air-conditioning heat exchanger, the heat exchanger can further adjust the temperature of mixed air formed by mixing fresh air and return air, thereby realizing the refrigeration or heating of the air-conditioning device. And the structure is simple, and the implementation is convenient.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of another view according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of the embodiment of the present invention with the housing omitted;
FIG. 4 is a schematic structural diagram of the embodiment of the present invention from another viewing angle after omitting the housing;
FIG. 5 is a cross-sectional view of an embodiment of the present invention;
FIG. 6 is another cross-sectional view of an embodiment of the present invention;
FIG. 7 is an exploded perspective view of an embodiment of the present invention;
FIG. 8 is a state diagram illustrating the use of the present invention;
Detailed Description
The utility model is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 8, a preferred embodiment of an air conditioning device of the present invention includes a housing 1, an air inlet duct 2, a first adjusting valve 3, a second adjusting valve 4, an air mixing duct 5, a fan 6, and a heat exchanger 7.
Wherein the housing 1 has a top wall, a side wall extending downwards from the periphery of the top wall, and a bottom wall connected at its periphery to the bottom of the side wall, the side wall of the housing has two inlets 11, and the top wall of the housing has one outlet 12.
The fan 6 is arranged in the shell 1 and is adjacent to the outlet 12 of the shell 1 so as to drive the airflow to flow from the inlet 11 to the outlet 12; in this embodiment, the fan 6 is a centrifugal fan, and the air outlet of the fan 5 is opposite to the outlet 12 of the housing 1.
The air inlet duct 2 is arranged in the shell 1 and is adjacent to the inlet 11 of the shell 1, the air inlet duct 2 is provided with a first air inlet 21 communicated with the outside for fresh air to enter, a second air inlet 22 communicated with the inside for return air to enter, and an air outlet 23 for fresh air and return air to exhaust, the first air inlet and the second air inlet are opposite to the inlets 11, and the caliber of the first air inlet 21 is smaller than that of the second air inlet 22. In this embodiment, the first air inlet 21 and the second air inlet 22 are distributed side by side and both face a horizontal first direction, and the air outlet 23 faces a second direction opposite to the first direction.
The first adjusting valve 3 is disposed at the first air inlet 21 to adjust the air inlet area of the first air inlet 21. The first adjusting valve 3 includes a first damper 31 and a first motor 32, the shape of the first damper 31 is matched with the cross-sectional shape of the first air inlet 21, the first damper 31 is rotatably connected in the first air inlet 21 to open and close the first air inlet 21, and the output end of the first motor 32 is connected with the first damper 31 to drive the first damper 31 to rotate. In this embodiment, the cross-sectional shape of the first air inlet 21 is circular, the first air door 31 is of a circular structure, the first end and the second end of the first air door 31 in the same radial direction are rotatably connected to the inner wall of the first air inlet 21, the first motor 32 is installed outside the air inlet duct 2, and the output end of the first motor 32 is connected to the first end of the first air door 31.
The second adjusting valve 4 is disposed at the second air inlet 22 to adjust the air inlet area of the second air inlet 22. The second adjusting valve 4 includes a second damper 41 and a second motor 42, the shape of the second damper 41 is matched with the cross-sectional shape of the second air inlet 22, the second damper 41 is rotatably connected in the second air inlet 22 to open and close the second air inlet 22, and the output end of the second motor 42 is connected with the second damper 41 to drive the second damper 41 to rotate. In the same example, the cross-sectional shape of the second air inlet 22 is circular, the second air door 41 is of a circular structure, the third end and the fourth end of the second air inlet 22 in the same radial direction are rotatably connected to the inner wall of the second air inlet 22, the second motor 42 is installed outside the air inlet duct 2, and the output end of the second motor 42 is connected to the third end of the second air door 41.
In this embodiment, the air inlet areas of the air inlets are adjusted according to the temperatures and humidity of fresh air and return air, the temperature and humidity sensors 200 are arranged in the first air inlet 21 and the second air inlet 22, the shell 1 is further provided with a controller for receiving signals sent by the temperature and humidity sensors 200, and the controller is in electrical signal connection with the first motor and the second motor.
The air mixing duct 5 is disposed at the air outlet 23 of the air inlet duct 2, the air mixing duct 5 has a first opening 51 and a second opening 52, and the inner diameter of the air mixing duct 5 increases gradually from the first opening 51 to the second opening 52 in the airflow direction. The first opening 51 of the air mixing duct 5 is opposite to the air outlet 23 of the air inlet duct 2, the second opening 52 is opposite to the air inlet side of the heat exchanger 7, and the air outlet side of the heat exchanger 7 is opposite to the air inlet of the fan 6, so that the heat exchanger 7 is positioned on the flow path of the air flow.
Therefore, in this embodiment, the air inlet duct 2, the air mixing duct 5, the heat exchanger 7, and the fan 6 are sequentially distributed along the airflow flowing direction.
Under the refrigeration working condition, the heat exchanger 7 in the embodiment is an evaporator, and further comprises a compressor 8, a condenser 9, a throttling component and the like which are arranged in the shell 1, the connection mode among the compressor 8, the condenser 9 and the heat exchanger 7 can refer to the design of the existing air conditioner, the compressor 8 compresses a gaseous refrigerant into a high-temperature high-pressure gaseous state, the gaseous refrigerant is sent to the condenser 9 for cooling, the gaseous refrigerant is changed into a medium-temperature high-pressure liquid refrigerant after being cooled, the liquid refrigerant is throttled and reduced in pressure by the throttling component to become a low-temperature low-pressure gas-liquid mixture, the low-temperature low-pressure gas-liquid mixture is vaporized by absorbing heat in air through the evaporator to become a gaseous state, then the gaseous refrigerant returns to the compressor 8 for continuous compression, and the refrigeration is continuously circulated. In the heating mode, the refrigerant from the compressor 8 flows in the opposite direction to the cooling mode.
In order to realize the heat dissipation of the condenser 9, the side wall of the casing 1 is provided with heat dissipation holes 13, and the heat dissipation device further comprises a heat dissipation fan 10 arranged in the casing 1, wherein the heat dissipation fan 10 drives airflow to flow so as to discharge the heat generated by the condenser 9. In this embodiment, the air intake duct 2, the air mixing duct 5, the heat exchanger 7, and the fan 6 are located in the space above the casing 1, the compressor 8, the condenser 9, and the heat dissipation fan 10 are located in the space below the casing 1, and the heat dissipation holes 13 are located below the side wall of the casing 1.
As shown in fig. 8, the air conditioning apparatus of the present embodiment may be disposed outdoors, the second air inlet 22 of the air inlet duct 2 communicates with the indoor through the first pipeline 110, and the outlet 12 of the housing 1 communicates with the indoor through the second pipeline 120; the first air inlet 21 of the air inlet duct 2 can be connected with the outlet of the fresh air device.
Claims (9)
1. An air conditioning device comprising:
a housing (1) having an inlet (11) and an outlet (12);
the fan (6) is arranged in the shell (1) and is used for driving airflow to flow from the inlet (11) to the outlet (12);
the heat exchanger (7) is arranged in the shell (1) and is positioned on a flow path of the airflow;
it is characterized by also comprising:
the air inlet duct (2) is arranged in the shell (1), the air inlet duct (2) is provided with a first air inlet (21) communicated with the air inlet duct for outdoor fresh air to enter, a second air inlet (22) communicated with the air inlet duct for indoor return air to enter, and an air outlet (23) communicated with the air inlet duct for fresh air and return air to discharge, and the first air inlet and the second air inlet are opposite to the inlet (11) of the shell; and along the flow direction of the air flow, the air outlet (23) is positioned at the upstream of the heat exchanger (7);
the first adjusting valve (3) is arranged at the first air inlet (21) and is used for adjusting the air inlet area of the first air inlet (21);
and the second adjusting valve (4) is arranged at the second air inlet (22) and is used for adjusting the air inlet area of the second air inlet (22).
2. The air conditioning device according to claim 1, characterized in that: the first adjusting valve (3) comprises a first air door (31) and a first motor (32), the shape of the first air door (31) is matched with the shape of the cross section of the first air inlet (21), the first air door (31) is rotatably connected in the first air inlet (21) to open and close the first air inlet (21), and the output end of the first motor (32) is connected with the first air door (31) to drive the first air door (31) to rotate; the second governing valve (4) include second air door (41), second motor (42), the shape of second air door (41) with the cross sectional shape looks adaptation of second air intake (22), and second air door (41) rotate to be connected in second air intake (22) in order to open and close second air intake (22), the output of second motor (42) with second air door (41) link to each other and rotate in order to drive second air door (41).
3. The air conditioning device according to claim 2, characterized in that: the first air door (31) is of a circular structure, a first end part and a second end part in the same radial direction of the first air door are rotatably connected to the inner wall of the first air inlet (21), the first motor (32) is installed outside the air inlet duct (2), and the output end of the first motor (32) is connected with the first end part of the first air door (31); second air door (41) are circular structure, and its same radial ascending third tip, fourth tip rotate to be connected on the inner wall of second air intake (22), second motor (42) are installed outside air inlet duct (2), and the output of second motor (42) links to each other with the third tip of above-mentioned second air door (41).
4. The air conditioning device according to claim 1, characterized in that: the first air inlet (21) and the second air inlet (22) are distributed side by side and are arranged towards a first direction, and the air outlet (23) faces towards a second direction opposite to the first direction.
5. The air conditioning device according to claim 1, characterized in that: the housing (1) has a top wall, a side wall extending downwardly from the periphery of the top wall, the inlet (11) being located on the side wall and the outlet (12) being located on the top wall; the fan (6) is a centrifugal fan.
6. The air conditioning device according to claim 2, characterized in that: the temperature and humidity sensor (200) is arranged at the first air inlet (21) and the second air inlet (22), and the controller is used for receiving signals sent by the temperature and humidity sensor (200) and is in electric signal connection with the first motor and the second motor.
7. An air conditioning unit according to any one of claims 1 to 6, characterized in that: the air mixing device is characterized by further comprising an air mixing air duct (5) with a first opening (51) and a second opening (52), wherein the air inlet air duct (2), the air mixing air duct (5), the heat exchanger (7) and the fan (6) are sequentially distributed along the air flow direction, the first opening (51) of the air mixing air duct (5) is opposite to the air outlet (23) of the air inlet air duct (2), the second opening (52) is opposite to the heat exchanger (7), the air inlet of the fan (6) is opposite to the heat exchanger (7), and the air outlet of the fan is opposite to the outlet (12) of the shell (1).
8. The air conditioning device according to claim 7, characterized in that: the inner diameter of the air mixing duct (5) is gradually increased from the first opening (51) to the second opening (52) in the airflow direction.
9. An air conditioning unit according to any one of claims 1 to 6, characterized in that: the caliber of the first air inlet (21) is smaller than that of the second air inlet (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121124530.9U CN216557412U (en) | 2021-05-24 | 2021-05-24 | Air conditioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121124530.9U CN216557412U (en) | 2021-05-24 | 2021-05-24 | Air conditioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216557412U true CN216557412U (en) | 2022-05-17 |
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ID=81536757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121124530.9U Active CN216557412U (en) | 2021-05-24 | 2021-05-24 | Air conditioning device |
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| Country | Link |
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| CN (1) | CN216557412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045314A1 (en) * | 2022-08-31 | 2024-03-07 | 美的集团武汉暖通设备有限公司 | Fresh air module, air conditioner, and control method |
-
2021
- 2021-05-24 CN CN202121124530.9U patent/CN216557412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024045314A1 (en) * | 2022-08-31 | 2024-03-07 | 美的集团武汉暖通设备有限公司 | Fresh air module, air conditioner, and control method |
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