CN214619819U - Fresh air device and air conditioner with same - Google Patents
Fresh air device and air conditioner with same Download PDFInfo
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- CN214619819U CN214619819U CN202120732334.3U CN202120732334U CN214619819U CN 214619819 U CN214619819 U CN 214619819U CN 202120732334 U CN202120732334 U CN 202120732334U CN 214619819 U CN214619819 U CN 214619819U
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- 238000009434 installation Methods 0.000 claims abstract description 37
- 230000005540 biological transmission Effects 0.000 claims description 17
- 238000009423 ventilation Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004804 winding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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Abstract
The utility model provides a new trend device and have its air conditioner, new trend device includes: the fresh air shell is provided with a fresh air inlet, an air inlet and a lower air outlet; the fresh air fan is arranged in a fan mounting cavity of the fresh air shell so as to guide airflow entering from the fresh air inlet and/or the air inlet to the lower air outlet through the fresh air fan; the vortex tongue sets up at fan installation intracavity and the duplex winding new trend fan rotationally sets up to carry out the pressure boost to the air current that gets into fan installation intracavity. When the vortex tongue rotates to a lower air outlet state, due to the pressurization effect of the vortex tongue, heat exchange airflow enters the fresh air shell from the air inlet, passes through the fan installation cavity and is finally sent into an indoor environment through the lower air outlet. Therefore, the lower air outlet function of the air conditioner is realized, and the problem that the lower air outlet air quantity of the air conditioner in the prior art is small is solved.
Description
Technical Field
The utility model relates to an air conditioner field particularly, relates to a new trend device and have its air conditioner.
Background
With the continuous progress of science and technology, the living standard of people is improved day by day, the requirement on the comfort of the living environment is higher and higher, and under the premise that an air conditioning system is used in a large amount, the fresh air device is gradually popularized, so that the fresh air function is required to be added in order to improve the competitiveness of the air conditioner.
The existing air conditioner with upper air outlet and lower air outlet has the defects that the air volume of the lower air outlet is often smaller, the heating effect of the lower air outlet is poor, and the user experience is influenced. Because of the space limitation of the air conditioner, the air conditioner cannot be added with two air channels, namely a fresh air channel and a lower air outlet channel.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a new trend device and air conditioner with the same to solve the problem that the air volume of the lower air-out of the air conditioner in the prior art is smaller.
In order to achieve the above object, according to an aspect of the present invention, there is provided a fresh air device, including: the fresh air shell is provided with a fresh air inlet, an air inlet and a lower air outlet; the fresh air fan is arranged in a fan mounting cavity of the fresh air shell so as to guide airflow entering from the fresh air inlet and/or the air inlet to the lower air outlet through the fresh air fan; the vortex tongue sets up at fan installation intracavity and the duplex winding new trend fan rotationally sets up to carry out the pressure boost to the air current that gets into fan installation intracavity.
Furthermore, the fresh air inlet and the air inlet are both arranged in an openable and closable manner; when the fresh air inlet is in an open state and the air inlet is in a closed state, the fresh air device is in a fresh air state; when the fresh air inlet is in a closed state and the air inlet is in an open state, the fresh air device is in a lower air-out state.
Further, new trend device still includes: the first baffle is adjustably arranged at the fresh air inlet so as to open or close the fresh air inlet; and/or a second baffle plate which is arranged at the air inlet in an adjustable position so as to open or close the air inlet.
Further, new trend device still includes: and the vortex tongue driving part is in driving connection with the vortex tongue so as to drive the vortex tongue to rotate around the fresh air fan.
Furthermore, the volute tongue is provided with a rack part extending along the rotating direction of the volute tongue, the fresh air device further comprises a transmission gear arranged on the volute tongue driving part, and the transmission gear is meshed with the rack part.
Furthermore, the outside of volute tongue is provided with the transmission arch, and the transmission arch extends along volute tongue's circumference, and rack portion sets up in the transmission arch and towards the one side setting of keeping away from new trend fan.
Furthermore, the fresh air shell comprises a volute, the fan installation cavity, the air inlet and the lower air outlet are all arranged on the volute, the volute is provided with a motor installation cavity which is isolated from the fan installation cavity, and the volute tongue driving component is installed in the motor installation cavity.
Further, the new trend casing includes: the fan installation cavity is arranged in the volute; the cover plate is connected with the volute, a ventilation cavity is enclosed between the cover plate and the volute, and the fresh air inlet and the air inlet are both communicated with the ventilation cavity; the volute is provided with an air inlet cavity which is isolated from the fan installation cavity, the air inlet is communicated with the air inlet cavity, and the volute is provided with a communication opening which is used for communicating the air inlet cavity with the ventilation cavity.
Further, new trend device still includes: a filter member; the cover plate is provided with an installation groove for installing the filter component, so that fresh air introduced from the fresh air inlet enters the fresh air fan after passing through the filter component.
According to the utility model discloses an on the other hand provides an air conditioner, including casing and the new trend device of setting in the casing, the new trend device is foretell new trend device.
Further, the air conditioner further includes: the evaporator component is arranged on the upper side of the fresh air device; the water receiving tray is arranged between the evaporator part and the fresh air device, and an air inlet avoiding opening for air flowing through the evaporator part to the fresh air device is formed in the water receiving tray.
Furthermore, the fresh air shell is provided with an installation opening for installing a filter component of the fresh air device, and the air conditioner is provided with a disassembly and assembly opening opposite to the installation opening so as to load the filter component of the fresh air device into the fresh air shell or draw the filter component out of the fresh air shell through the installation opening and the disassembly and assembly opening.
Use the technical scheme of the utility model, new trend device includes new trend casing, new trend fan and whirlpool tongue. The fresh air shell is provided with a fresh air inlet, an air inlet and a lower air outlet; the fresh air fan is arranged in a fan mounting cavity of the fresh air shell so as to guide airflow entering from the fresh air inlet and/or the air inlet to the lower air outlet through the fresh air fan; the vortex tongue sets up at fan installation intracavity duplex winding new trend fan rotationally sets up to carry out the pressure boost to the air current that gets into fan installation intracavity. When the vortex tongue rotates to a lower air outlet state, due to the pressurization effect of the vortex tongue, heat exchange airflow enters the fresh air shell from the air inlet, passes through the fan installation cavity and is finally sent into an indoor environment through the lower air outlet. Therefore, the lower air outlet function of the air conditioner is realized, and the problem that the lower air outlet air quantity of the air conditioner in the prior art is small is solved.
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 perspective view of an embodiment of a fresh air device according to the present invention;
FIG. 2 shows a side view of the fresh air device of FIG. 1;
fig. 3 shows a perspective view of another embodiment of a fresh air device according to the present invention;
FIG. 4 shows a front view of the fresh air device of FIG. 3;
fig. 5 shows an exploded view of a fresh air device according to the present invention;
fig. 6 shows a schematic structural view of an embodiment of an air conditioner according to the present invention;
fig. 7 is a schematic structural view showing another embodiment of an air conditioner according to the present invention; and
fig. 8 shows a side view of the air conditioner in fig. 7.
Wherein the figures include the following reference numerals:
10. a fresh air device;
110. a fresh air shell; 111. a fresh air inlet; 112. an air inlet; 113. a lower air outlet; 114. a fan mounting cavity; 115. a volute; 1152. an air inlet chamber; 1153. a communication opening; 1154. an installation opening; 116. a cover plate; 117. a ventilation cavity; 118. a fresh air outlet;
120. a fresh air fan;
130. a volute tongue; 131. a rack portion; 132. a transmission projection;
140. a first baffle plate;
150. a second baffle;
160. a volute tongue drive component; 161. a transmission gear;
170. a filter member;
20. an air conditioner; 210. an evaporator component; 220. a water pan; 221. avoiding the opening; 230. and (6) disassembling and assembling the opening.
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.
Referring to fig. 1 to 7, the fresh air device 10 includes a fresh air housing 110, a fresh air blower 120 and a vortex tongue 130.
Fig. 1 shows a perspective view of an embodiment of a fresh air device 10 according to the present invention. Fig. 2 shows a side view of the fresh air device 10 from fig. 1. Referring to fig. 1 and 2, the fresh air housing 110 has a fresh air intake 111, an air intake 112, and a lower air outlet 113.
The fresh air blower 120 is disposed in the blower mounting cavity 114 of the fresh air housing 110 to guide the airflow entering from the fresh air inlet 111 and/or the air inlet 112 to the lower air outlet 113 through the fresh air blower 120.
Fig. 5 shows an exploded view of the fresh air device 10 according to the present invention. Referring to fig. 5, a vortex tongue 130 is disposed within the fan mounting cavity 114 and is rotatably disposed about the fresh air fan 120 to pressurize the airflow entering the fan mounting cavity 114.
When the volute tongue 130 rotates to a lower air-out state, due to the pressurization effect of the volute tongue 130, the heat exchange airflow enters the fresh air housing 110 from the air inlet 112, passes through the fan mounting cavity 114, and finally is sent into the indoor environment through the lower air outlet 113. Therefore, the lower air outlet function of the air conditioner 20 is realized, and the problem that the lower air outlet air volume of the air conditioner 20 in the prior art is small is solved. The movement of the volute tongue 130 realizes the functions of fresh air guiding and downward air outlet, and a fresh air duct and a downward air outlet duct are arranged in a narrow space in the indoor unit of the air conditioner 20, so that the floor area of the indoor unit of the air conditioner 20 is reduced.
The fresh air intake port 111 and the air intake port 112 are both provided to be openable and closable.
When the fresh air inlet 111 is in the open state and the air inlet 112 is in the closed state, the fresh air device 10 is in the fresh air state.
When the fresh air inlet 111 is in the closed state and the air inlet 112 is in the open state, the fresh air device 10 is in the lower air-out state.
Referring to fig. 1, the fresh air device 10 further includes a first baffle 140. The first baffle 140 is adjustably positioned at the fresh air intake opening 111 to open or close the fresh air intake opening 111.
Referring to fig. 2, the fresh air device 10 further includes a second baffle 150. The second damper 150 is positionally adjustably provided at the air intake 112 to open or close the air intake 112.
In some embodiments, the fresh air device 10 further includes a first baffle 140 and a second baffle 150. The first baffle 140 is adjustably positioned at the fresh air intake opening 111 to open or close the fresh air intake opening 111. The second damper 150 is positionally adjustably provided at the air intake 112 to open or close the air intake 112.
Fig. 4 shows a front view of the fresh air device 10 of fig. 3. Referring to fig. 4, the fresh air device 10 further includes a vortex tongue driving member 160. The vortex tongue driving part 160 is in driving connection with the vortex tongue 130 to drive the vortex tongue 130 to rotate around the fresh air fan 120.
Referring to fig. 4, the volute tongue 130 is provided with a rack portion 131 extending in the rotation direction thereof, and the fresh air device 10 further includes a transmission gear 161 provided on the volute tongue driving part 160, the transmission gear 161 being engaged with the rack portion 131.
Fig. 3 shows a perspective view of another embodiment of a fresh air device 10 according to the present invention. Referring to fig. 3, a transmission protrusion 132 is disposed on an outer side of the volute tongue 130, the transmission protrusion 132 extends along a circumferential direction of the volute tongue 130, and a rack portion 131 is disposed on the transmission protrusion 132 and faces a side away from the fresh air fan 120.
The fresh air housing 110 includes a volute 115.
The fan installation cavity 114, the air inlet 112 and the lower air outlet 113 are all arranged on the volute 115, the volute 115 is provided with a motor installation cavity isolated from the fan installation cavity 114, and the volute tongue driving component 160 is installed in the motor installation cavity.
The fresh air housing 110 includes a volute 115 and a cover plate 116.
The fan mounting chamber 114 is mounted within a volute 115.
The cover plate 116 is connected with the volute 115, a ventilation cavity 117 is defined between the cover plate 116 and the volute 115, and the fresh air inlet 111 and the air inlet 112 are both communicated with the ventilation cavity 117.
An air inlet cavity 1152 isolated from the fan installation cavity 114 is formed in the volute 115, the air inlet 112 is communicated with the air inlet cavity 1152, and a communication opening 1153 for communicating the air inlet cavity 1152 with the ventilation cavity 117 is formed in the volute 115.
The fresh air device 10 also includes a filter member 170. In some embodiments, the filter component 170 may employ a filter screen.
The cover plate 116 is provided with a mounting groove for mounting the filter member 170, so that the fresh air introduced from the fresh air inlet 111 passes through the filter member 170 and then enters the fresh air fan 120.
The air conditioner 20 includes a cabinet and a fresh air device 10. The fresh air device 10 is arranged in the casing. The fresh air device 10 is the fresh air device 10 of the above embodiment. The air conditioner 20 can realize a fresh air guiding function on one hand and a lower air outlet function on the other hand, increase the air volume of the lower air outlet and improve the heating effect of the lower air outlet.
Fig. 6 shows a schematic structural diagram of an embodiment of the air conditioner 20 according to the present invention. Referring to fig. 6, the air conditioner 20 further includes an evaporator unit 210 and a water tray 220.
The evaporator section 210 is disposed on the upper side of the fresh air device 10.
The water pan 220 is disposed between the evaporator unit 210 and the fresh air device 10, and an air inlet 112 avoiding opening 221 for allowing the airflow passing through the evaporator unit 210 to flow to the fresh air device 10 is disposed on the water pan 220.
Fig. 8 shows a side view of the air conditioner 20 of fig. 7. Referring to fig. 8, the air freshening air housing 110 is provided with a mounting opening 1154. The mounting opening 1154 is used to mount the filter member 170 of the fresh air device 10.
Fig. 7 shows a schematic structural diagram of another embodiment of the air conditioner 20 according to the present invention. Referring to fig. 7, the air conditioner 20 is provided with a mounting and dismounting opening 230. The attachment opening 230 is opposite to the mounting opening 1154 to allow the filter member 170 of the fresh air device 10 to be inserted into the fresh air housing 110 or withdrawn from the fresh air housing 110 through the mounting opening 1154 and the attachment opening 230.
When the volute tongue 130 rotates to the fresh air introducing state, the first baffle 140 opens the fresh air inlet 111, and the second baffle 150 closes the air inlet 112. Due to the pressurization effect of the volute tongue 130, fresh air in the outdoor environment enters the fresh air housing 110 from the fresh air inlet 111 and is sent into the indoor environment from the fresh air outlet 118, so that the fresh air function of the air conditioner 20 is realized.
When the volute tongue 130 rotates to the lower air outlet state, the first baffle 140 closes the fresh air inlet 111, and the second baffle 150 opens the air inlet 112. Due to the pressurization effect of the volute tongue 130, the heat exchange airflow after heat exchange by the evaporator component 210 enters the fresh air housing 110 from the air inlet 112, then sequentially passes through the air inlet cavity 1152, the communication opening 1153, the ventilation cavity 117 and the fan installation cavity 114, and finally is sent into the indoor environment through the lower air outlet 113. Thereby realizing the lower air outlet function of the air conditioner 20.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:
the fresh air device 10 includes a fresh air housing 110, a fresh air blower 120, and a volute tongue 130. The fresh air shell 110 is provided with a fresh air inlet 111, an air inlet 112 and a lower air outlet 113; the fresh air fan 120 is disposed in the fan mounting cavity 114 of the fresh air housing 110, so as to guide the airflow entering from the fresh air inlet 111 and/or the air inlet 112 to the lower air outlet 113 through the fresh air fan 120; the volute tongue 130 is disposed within the fan mounting cavity 114 and rotatably disposed about the fresh air fan 120 to pressurize the airflow entering the fan mounting cavity 114. When the volute tongue 130 rotates to a lower air-out state, due to the pressurization effect of the volute tongue 130, the heat exchange airflow enters the fresh air housing 110 from the air inlet 112, passes through the fan mounting cavity 114, and finally is sent into the indoor environment through the lower air outlet 113. Therefore, the lower air outlet function of the air conditioner 20 is realized, and the problem that the lower air outlet air volume of the air conditioner 20 in the prior art is small is solved.
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 "first," "second," "third," "fourth," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance. 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.
In the description of the embodiments of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element to which the term refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
It should also be noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.
In the description herein, references to the description of the term "some embodiments," or "other embodiments," or "in a first embodiment," or "in a second embodiment," or "in a third embodiment," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. And the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
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 (12)
1. A fresh air device, comprising:
the fresh air device comprises a fresh air shell (110), wherein the fresh air shell (110) is provided with a fresh air inlet (111), an air inlet (112) and a lower air outlet (113);
the fresh air fan (120), the fresh air fan (120) is arranged in a fan installation cavity (114) of the fresh air shell (110), so that airflow entering from the fresh air inlet (111) and/or the air inlet (112) is guided to the lower air outlet (113) through the fresh air fan (120);
the vortex tongue (130) is arranged in the fan installation cavity (114) and rotatably arranged around the fresh air fan (120) so as to pressurize airflow entering the fan installation cavity (114).
2. The fresh air device as claimed in claim 1,
the fresh air inlet (111) and the air inlet (112) are arranged in an openable and closable manner;
when the fresh air inlet (111) is in an open state and the air inlet (112) is in a closed state, the fresh air device is in a fresh air state;
when the fresh air inlet (111) is in a closed state and the air inlet (112) is in an open state, the fresh air device is in a lower air outlet state.
3. The fresh air device as claimed in claim 1, further comprising:
a first baffle (140), wherein the first baffle (140) is arranged at the fresh air inlet (111) in a position adjustable mode so as to open or close the fresh air inlet (111); and/or
A second baffle (150), the second baffle (150) being position-adjustably disposed at the air intake opening (112) to open or close the air intake opening (112).
4. The fresh air device as claimed in claim 1, further comprising:
the vortex tongue driving component (160) is in driving connection with the vortex tongue (130) so as to drive the vortex tongue (130) to rotate around the fresh air fan (120).
5. The fresh air device as claimed in claim 4, wherein the volute tongue (130) is provided with a rack portion (131) extending along the rotation direction thereof, and the fresh air device further comprises a transmission gear (161) arranged on the volute tongue driving part (160), and the transmission gear (161) is engaged with the rack portion (131).
6. The fresh air device as claimed in claim 5, wherein a transmission protrusion (132) is disposed on an outer side of the volute tongue (130), the transmission protrusion (132) extends along a circumferential direction of the volute tongue (130), and the rack portion (131) is disposed on the transmission protrusion (132) and faces a side away from the fresh air fan (120).
7. The fresh air device as claimed in claim 4, wherein the fresh air housing (110) comprises a volute (115), the fan installation cavity (114), the air inlet (112) and the lower air outlet (113) are all disposed on the volute (115), a motor installation cavity isolated from the fan installation cavity (114) is disposed on the volute (115), and the volute tongue driving component (160) is installed in the motor installation cavity.
8. The fresh air device as claimed in claim 1, wherein the fresh air housing (110) comprises:
a volute (115), the fan mounting cavity (114) being mounted within the volute (115);
the cover plate (116), the cover plate (116) is connected with the volute (115), a ventilation cavity (117) is enclosed between the cover plate (116) and the volute (115), and both the fresh air inlet (111) and the air inlet (112) are communicated with the ventilation cavity (117);
the volute (115) is provided with an air inlet cavity (1152) isolated from the fan installation cavity (114), the air inlet (112) is communicated with the air inlet cavity (1152), and the volute (115) is provided with a communication opening (1153) used for communicating the air inlet cavity (1152) with the ventilation cavity (117).
9. The fresh air device as claimed in claim 8, further comprising:
a filter member (170);
the cover plate (116) is provided with an installation groove for installing the filter component (170), so that fresh air introduced from the fresh air inlet (111) enters the fresh air fan (120) after passing through the filter component (170).
10. An air conditioner comprising a housing and a fresh air device disposed within the housing, wherein the fresh air device is as claimed in any one of claims 1 to 9.
11. The air conditioner according to claim 10, wherein the air conditioner (20) further comprises:
the evaporator component (210), the evaporator component (210) is arranged on the upper side of the fresh air device;
the fresh air device comprises a water receiving tray (220), wherein the water receiving tray (220) is arranged between the evaporator component (210) and the fresh air device, and an avoiding opening (221) for allowing airflow passing through the evaporator component (210) to flow to an air inlet (112) of the fresh air device is formed in the water receiving tray (220).
12. The air conditioner (20) of claim 10,
the fresh air device is characterized in that an installation opening (1154) for installing a filtering part (170) of the fresh air device is formed in the fresh air shell (110), and a dismounting opening (230) opposite to the installation opening (1154) is formed in the air conditioner, so that the filtering part (170) of the fresh air device is installed in the fresh air shell (110) or is drawn out of the fresh air shell (110) through the installation opening (1154) and the dismounting opening (230).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120732334.3U CN214619819U (en) | 2021-04-09 | 2021-04-09 | Fresh air device and air conditioner with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120732334.3U CN214619819U (en) | 2021-04-09 | 2021-04-09 | Fresh air device and air conditioner with same |
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| Publication Number | Publication Date |
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| CN214619819U true CN214619819U (en) | 2021-11-05 |
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| CN202120732334.3U Active CN214619819U (en) | 2021-04-09 | 2021-04-09 | Fresh air device and air conditioner with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944478A (en) * | 2021-04-09 | 2021-06-11 | 珠海格力电器股份有限公司 | Fresh air device and air conditioner with same |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112944478A (en) * | 2021-04-09 | 2021-06-11 | 珠海格力电器股份有限公司 | Fresh air device and air conditioner with same |
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