CN211400054U - Indoor unit of air conditioner - Google Patents
Indoor unit of air conditioner Download PDFInfo
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- CN211400054U CN211400054U CN201922154721.9U CN201922154721U CN211400054U CN 211400054 U CN211400054 U CN 211400054U CN 201922154721 U CN201922154721 U CN 201922154721U CN 211400054 U CN211400054 U CN 211400054U
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Abstract
The utility model provides an air-conditioning indoor unit, which comprises a casing and an exhaust fan; the shell is provided with an air-conditioning air outlet, an air exhaust inlet and an air exhaust outlet, wherein the air exhaust inlet is used for being communicated with the indoor space, and the air exhaust outlet is used for being communicated with the outdoor space; the exhaust fan is arranged in the shell so as to lead indoor air into the shell from the exhaust inlet and discharge the indoor air to the outside from the exhaust outlet under the action of the exhaust fan; wherein, the air exhaust inlet is positioned below the air outlet of the air conditioner. The air conditioner indoor unit is provided with an independent air exhaust system by additionally arranging an air exhaust inlet, an air exhaust outlet and an exhaust fan, the air exhaust system can independently operate when an air conditioning air system of the air conditioner indoor unit operates or stops, and indoor dirty air can be exhausted to the outside by operating the air exhaust system, so that the indoor air quality is improved.
Description
Technical Field
The utility model relates to an air conditioning technology field particularly, relates to an indoor unit of air conditioner.
Background
Along with the development of social economy and the improvement of living standard of people, the demand of users on the air conditioner is not only reflected in that the air conditioner can meet the requirements of refrigeration and heating, but also pay more and more attention to the improvement of indoor air quality of the air conditioner.
In the using process of the air conditioner, the door and the window are generally in the closed state, which affects the ventilation effect of indoor air, so that the quality of the indoor air can be improved and some indoor pollutants and dirty air can be removed when a user hopes to use the air conditioner.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide an indoor unit of an air conditioner, which can solve the problem that the conventional air conditioner in the prior art can not improve the quality of indoor air.
In order to achieve the purpose, the utility model provides an air-conditioning indoor unit, which comprises a casing and an exhaust fan; the shell is provided with an air-conditioning air outlet, an air exhaust inlet and an air exhaust outlet, wherein the air exhaust inlet is used for being communicated with the indoor space, and the air exhaust outlet is used for being communicated with the outdoor space; the exhaust fan is arranged in the shell so as to lead indoor air into the shell from the exhaust inlet and discharge the indoor air to the outside from the exhaust outlet under the action of the exhaust fan; wherein, the air exhaust inlet is positioned below the air outlet of the air conditioner.
Furthermore, the air outlet of the air conditioner is positioned at the upper part of the machine shell, and the air exhaust inlet and the air exhaust outlet are both positioned at the lower part of the machine shell.
Further, the distance between the hole center line of the exhaust air inlet and the bottom end of the machine shell is a preset exhaust distance, and the value range of the preset exhaust distance is 200 mm-300 mm.
Further, the distance between the hole center line of the air outlet of the air conditioner and the hole center line of the air exhaust inlet is larger than or equal to one third of the height of the machine shell.
Further, the air-conditioning outlet is a strip-shaped opening, and the air-conditioning outlet extends along the height direction or the horizontal direction of the machine shell.
Further, along the height direction of the machine shell, the length of the air-conditioning air outlet is less than or equal to one half of the height of the machine shell.
Furthermore, an exhaust channel is formed between the exhaust inlet and the exhaust outlet, and the exhaust fan is arranged in the exhaust channel.
Furthermore, the indoor unit of the air conditioner further comprises a temperature sensor, wherein the temperature sensor is positioned at the air exhaust inlet or the air exhaust outlet, so that the temperature sensor detects the indoor dirty air temperature passing through the air exhaust inlet or the air exhaust outlet.
Furthermore, the air-conditioning indoor unit also comprises a controller, wherein the controller is connected with the temperature sensor so as to control the opening or closing of the exhaust fan according to the difference value between the indoor dirty air temperature and the preset air-conditioning temperature.
Furthermore, the indoor unit of the air conditioner further comprises a carbon dioxide concentration sensor, wherein the carbon dioxide concentration sensor is positioned at the exhaust air inlet or the exhaust air outlet, so that the carbon dioxide concentration sensor detects the concentration of carbon dioxide contained in indoor air passing through the exhaust air inlet or the exhaust air outlet.
Furthermore, the indoor unit of the air conditioner further comprises an exhaust pipe, one end of the exhaust pipe is communicated with the exhaust outlet, and the other end of the exhaust pipe penetrates through the indoor wall and extends out of the room so as to enable the exhaust outlet to be communicated with the outside of the room.
By applying the technical scheme of the utility model, the indoor unit of the air conditioner comprises a casing and an exhaust fan; the shell is provided with an air-conditioning air outlet, an air exhaust inlet and an air exhaust outlet, wherein the air exhaust inlet is used for being communicated with the indoor space, and the air exhaust outlet is used for being communicated with the outdoor space; the exhaust fan is arranged in the shell so as to lead indoor air into the shell from the exhaust inlet and discharge the indoor air to the outside from the exhaust outlet under the action of the exhaust fan; wherein, the air exhaust inlet is positioned below the air outlet of the air conditioner. The air conditioner indoor unit is provided with an independent air exhaust system by additionally arranging an air exhaust inlet, an air exhaust outlet and an exhaust fan, the air exhaust system can independently operate when an air conditioning air system of the air conditioner indoor unit operates or stops, and indoor dirty air can be exhausted to the outside by operating the air exhaust system, so that the indoor air quality is improved.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 shows a schematic structural view of an air conditioning indoor unit according to an embodiment of the present invention;
fig. 2 shows a cross-sectional view at a-a of the exhaust fan of the air conditioning indoor unit of fig. 1; and
fig. 3 shows a schematic view of the airflow flow of the air conditioning indoor unit of fig. 1.
Wherein the figures include the following reference numerals:
10. a housing; 20. an air outlet of the air conditioner; 31. an exhaust inlet; 32. an exhaust outlet; 34. an exhaust duct; 35. an exhaust fan; 351. an exhaust fan inlet; 352. an exhaust fan outlet; 36. a communication pipe is provided.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The utility model provides an air-conditioning indoor unit, please refer to fig. 1 to 3, which comprises a casing 10 and an exhaust fan 35; the casing 10 is provided with an air-conditioning outlet 20, an air exhaust inlet 31 and an air exhaust outlet 32, wherein the air exhaust inlet 31 is used for being communicated with the indoor space, and the air exhaust outlet 32 is used for being communicated with the outdoor space; the exhaust fan 35 is installed in the cabinet 10 to introduce the indoor air into the cabinet 10 through the exhaust inlet 31 and exhaust the indoor air to the outside through the exhaust outlet 32 under the action of the exhaust fan 35; wherein, the air exhaust inlet 31 is positioned below the air conditioner outlet 20.
The utility model discloses an among the indoor set of air conditioner, through addding air exhaust entry 31, air exhaust export 32 and exhaust fan 35 to make this indoor set of air conditioner have independent exhaust system, when the air conditioner air system operation of indoor set of air conditioner or stop, this exhaust system homoenergetic independently run, can discharge indoor dirty air to outdoor through this exhaust system of operation, with this air quality that improves indoor.
Specifically, as shown in fig. 3, the air outlet 20 is located at the upper portion of the casing 10, so that the air-conditioned air delivered by the air outlet 20 can pass through the human body movement area from the upper portion of the room, and the indoor unit of the air conditioner can achieve a better air-conditioned air supply effect. Since the discharge air inlet 31 and the discharge air outlet 32 are both located at the lower portion of the cabinet 10, since particulate matter impurities contained in dirty air in the room are generally concentrated at the lower portion of the room, the arrangement of the discharge air inlet 31 at the lower portion of the cabinet 10 facilitates the introduction of the dirty air and the particulate matter impurities contained in the dirty air concentrated at the lower portion of the room into the cabinet 10 through the discharge air inlet 31.
In the specific implementation process, the distance between the hole center line of the exhaust inlet 31 and the bottom end of the casing 10 is a predetermined exhaust distance, and the value range of the predetermined exhaust distance is 200mm to 300 mm.
In the specific implementation process, the distance between the hole center line of the air outlet 20 of the air conditioner and the hole center line of the air exhaust inlet 31 is greater than or equal to one third of the height of the machine shell 10.
In a specific implementation process, the air outlet 20 is a strip-shaped opening, and the air outlet 20 extends along the height direction or the horizontal direction of the casing 10. Along the height direction of the casing 10, the length of the air-conditioning outlet 20 is less than or equal to one half of the height of the casing 10. Or, the air-conditioning outlet 20 is designed as a circular outlet with mixed flow blades.
In the specific implementation process, the exhaust air inlet 31 is a strip-shaped opening, and the exhaust air inlet 31 extends along the height direction of the enclosure 10. The length of the discharge air inlet 31 is less than or equal to one tenth of the height of the cabinet 10 in the height direction of the cabinet 10.
Specifically, an exhaust air channel is formed between the exhaust air inlet 31 and the exhaust air outlet 32, that is, both the exhaust air inlet 31 and the exhaust air outlet 32 are communicated with the exhaust air channel, and the exhaust fan 35 is disposed in the exhaust air channel. Alternatively, as shown in fig. 2, the exhaust fan 35 has an exhaust fan inlet 351 and an exhaust fan outlet 352, the exhaust fan inlet 351 is disposed opposite to the exhaust air inlet 31, so that the indoor air at the exhaust air inlet 31 forms a negative pressure, and the indoor air at the exhaust air inlet 31 enters the exhaust fan 35 through the exhaust air inlet 31 and the exhaust fan inlet 351, enters the exhaust air channel through the exhaust fan outlet 352, and is finally discharged to the outside through the exhaust air outlet 32.
Specifically, the air conditioning indoor unit further includes a temperature sensor located at the discharge air inlet 31 or the discharge air outlet 32 such that the temperature sensor detects the indoor dirty air temperature passing through the discharge air inlet 31 or the discharge air outlet 32. Because above-mentioned exhaust system operation, can take away the heat load of indoor air with indoor foul gas exhaust outdoor in-process, exhaust system continuously operation can increase this air conditioning indoor set and handle the energy consumption of indoor heat load, and can also lead to the fact certain influence to indoor temperature, this can reduce human travelling comfort on one degree, through set up temperature sensor in air exhaust entry 31 or air exhaust export 32 department can carry out real time monitoring to the indoor foul air temperature through air exhaust entry 31 or air exhaust export 32.
Specifically, the indoor unit of the air conditioner further includes a controller, and the controller is connected to the temperature sensor, so that the controller controls the exhaust fan 35 to be turned on or off according to a difference between the indoor dirty air temperature detected by the temperature sensor and the preset temperature of the air conditioner. When the difference between the indoor dirty air temperature and the preset air conditioner temperature is smaller than the preset temperature difference, the controller controls the exhaust fan 35 to be started and to keep the running state, and when the difference between the indoor dirty air temperature and the preset air conditioner temperature is larger than or equal to the preset temperature difference, the controller controls the exhaust fan 35 to stop running. For example, the preset temperature difference is 5 ℃.
Specifically, the air conditioning indoor unit further includes a carbon dioxide concentration sensor at the discharge air inlet 31 or the discharge air outlet 32 such that the carbon dioxide concentration sensor detects the concentration of carbon dioxide contained in the indoor air passing through the discharge air inlet 31 or the discharge air outlet 32. The carbon dioxide concentration in the indoor air passing through the exhaust air inlet 31 or the exhaust air outlet 32 can be monitored in real time by providing a carbon dioxide concentration sensor at the exhaust air inlet 31 or the exhaust air outlet 32. Optionally, a carbon dioxide concentration sensor is connected to the controller, so that the controller controls the opening or closing of the exhaust fan 35 according to the carbon dioxide concentration detected by the carbon dioxide concentration sensor. When detecting that the concentration of carbon dioxide in the indoor air passing through the exhaust air inlet 31 or the exhaust air outlet 32 is greater than or equal to the preset concentration of carbon dioxide, the controller controls the exhaust fan 35 to start and keep running, and when detecting that the concentration of carbon dioxide in the indoor air passing through the exhaust air inlet 31 or the exhaust air outlet 32 is less than the preset concentration of carbon dioxide, the controller controls the exhaust fan 35 to stop running.
Specifically, the indoor unit of the air conditioner further includes a discharge duct 34, a first end of the discharge duct 34 is communicated with the discharge outlet 32, and a second end of the discharge duct 34 is configured to extend to the outside through the indoor wall so that the discharge outlet 32 is communicated with the outside. Optionally, a communicating pipe 36 is disposed between the exhaust outlet 32 and the exhaust fan 35 to communicate the exhaust outlet 32 with the exhaust fan outlet of the exhaust fan 35. Preferably, the exhaust duct 34 and the communication pipe 36 are integrally formed, and both the exhaust duct 34 and the communication pipe 36 extend in the horizontal direction.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
in the indoor unit of an air conditioner of the present invention, the indoor unit of an air conditioner includes a casing 10 and an exhaust fan 35; the casing 10 is provided with an air-conditioning outlet 20, an air exhaust inlet 31 and an air exhaust outlet 32, wherein the air exhaust inlet 31 is used for being communicated with the indoor space, and the air exhaust outlet 32 is used for being communicated with the outdoor space; the exhaust fan 35 is installed in the cabinet 10 to introduce the indoor air into the cabinet 10 through the exhaust inlet 31 and exhaust the indoor air to the outside through the exhaust outlet 32 under the action of the exhaust fan 35; wherein, the air exhaust inlet 31 is positioned below the air conditioner outlet 20. The air-conditioning indoor unit is provided with an independent air exhaust system by additionally arranging the air exhaust inlet 31, the air exhaust outlet 32 and the exhaust fan 35, the air exhaust system can independently operate when an air-conditioning air system of the air-conditioning indoor unit operates or stops, and dirty air in a room can be exhausted to the outside by operating the air exhaust system, so that the air quality in the room is improved.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (11)
1. An indoor unit of an air conditioner, comprising:
the air conditioner comprises a machine shell (10), wherein an air conditioner air outlet (20), an air exhaust inlet (31) and an air exhaust outlet (32) are arranged on the machine shell (10), the air exhaust inlet (31) is used for being communicated with the indoor space, and the air exhaust outlet (32) is used for being communicated with the outdoor space;
the exhaust fan (35), the exhaust fan (35) is installed in the machine shell (10) to introduce indoor air into the machine shell (10) from the exhaust inlet (31) and exhaust the indoor air to the outside from the exhaust outlet (32) under the action of the exhaust fan (35);
wherein the air exhaust inlet (31) is positioned below the air conditioner air outlet (20).
2. The indoor unit of claim 1, wherein the air outlet (20) is located at an upper portion of the cabinet (10), and the discharge air inlet (31) and the discharge air outlet (32) are located at a lower portion of the cabinet (10).
3. The indoor unit of claim 1, wherein a distance between a hole center line of the discharge air inlet (31) and the bottom end of the cabinet (10) is a predetermined discharge air distance, and the predetermined discharge air distance has a value ranging from 200mm to 300 mm.
4. The indoor unit of claim 1, wherein a distance between a hole center line of the air outlet (20) and a hole center line of the discharge air inlet (31) is greater than or equal to one third of a height of the cabinet (10).
5. The indoor unit of claim 1, wherein the air outlet (20) is a strip-shaped opening, and the air outlet (20) extends in a height direction or a horizontal direction of the casing (10).
6. The indoor unit of claim 5, wherein the length of the air outlet (20) is less than or equal to one half of the height of the casing (10) in the height direction of the casing (10).
7. The indoor unit of claim 1, wherein a discharge air passage is formed between the discharge air inlet (31) and the discharge air outlet (32), and the discharge fan (35) is disposed in the discharge air passage.
8. The indoor unit of claim 1, further comprising a temperature sensor at the discharge air inlet (31) or the discharge air outlet (32) such that the temperature sensor detects an indoor dirty air temperature passing through the discharge air inlet (31) or the discharge air outlet (32).
9. The indoor unit of claim 8, further comprising a controller connected to the temperature sensor to control the exhaust fan (35) to turn on or off according to a difference between the indoor dirty air temperature and a preset air conditioning temperature.
10. The indoor unit of claim 1, further comprising a carbon dioxide concentration sensor at the discharge air inlet (31) or the discharge air outlet (32) such that the carbon dioxide concentration sensor detects a concentration of carbon dioxide contained in the indoor air passing through the discharge air inlet (31) or the discharge air outlet (32).
11. An indoor unit of an air conditioner according to claim 1, further comprising:
one end of the exhaust pipe (34) is communicated with the exhaust outlet (32), and the other end of the exhaust pipe (34) penetrates through an indoor wall and extends out of the room, so that the exhaust outlet (32) is communicated with the outside of the room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922154721.9U CN211400054U (en) | 2019-12-04 | 2019-12-04 | Indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922154721.9U CN211400054U (en) | 2019-12-04 | 2019-12-04 | Indoor unit of air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN211400054U true CN211400054U (en) | 2020-09-01 |
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| CN201922154721.9U Active CN211400054U (en) | 2019-12-04 | 2019-12-04 | Indoor unit of air conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508787A (en) * | 2020-11-17 | 2022-05-17 | 广东美的制冷设备有限公司 | Air conditioner indoor unit, air conditioner and control method of air conditioner indoor unit |
-
2019
- 2019-12-04 CN CN201922154721.9U patent/CN211400054U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114508787A (en) * | 2020-11-17 | 2022-05-17 | 广东美的制冷设备有限公司 | Air conditioner indoor unit, air conditioner and control method of air conditioner indoor unit |
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