CN117267808B - Exhaust device and air conditioner comprising same - Google Patents
Exhaust device and air conditioner comprising same Download PDFInfo
- Publication number
- CN117267808B CN117267808B CN202311557419.2A CN202311557419A CN117267808B CN 117267808 B CN117267808 B CN 117267808B CN 202311557419 A CN202311557419 A CN 202311557419A CN 117267808 B CN117267808 B CN 117267808B
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- CN
- China
- Prior art keywords
- exhaust
- air conditioner
- shell
- exhaust device
- button
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000007599 discharging Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 125000003003 spiro group Chemical group 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
- F24F1/04—Arrangements for portability
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
- F24F13/0209—Ducting arrangements characterised by their connecting means, e.g. flanges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/08—Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F13/082—Grilles, registers or guards
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention provides an exhaust device and an air conditioner comprising the same, relates to the technical field of air conditioners, and solves the technical problems of complex structure, multiple parts and inconvenience in disassembly and assembly of the exhaust device. The exhaust device comprises an exhaust shell, wherein an airflow channel is formed in the exhaust shell, one end of the exhaust shell is detachably connected with an exhaust pipe through a screw structure, and the other end of the exhaust shell is detachably connected with an air conditioner through a buckling structure. The invention relates to an exhaust device which is easy to disassemble, realizes that an electroplated part is not scraped in the assembly process, and can be installed and disassembled under the condition that the existing part in an air conditioner is not dismantled, and is easy to install and disassemble; the button is prevented from overturning by arranging an angle limiting lug at the notch; the exhaust device is integrally stable after being assembled, a limiting block is arranged on an exhaust grille of the air conditioner, and a limiting groove is formed in the middle of the limiting block, so that a limiting clamping structure is formed between the clamping hook and the limiting groove, and the circumferential rotation of the exhaust device is prevented.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an exhaust device and an air conditioner comprising the same.
Background
At present, air conditioning equipment almost appears in all corners of life, however, the traditional air conditioner is large in size and needs professional installation, is not suitable for carrying outdoors, and is difficult to solve in power supply problem. The water cooling fan effect of the common mobile air conditioner is poor when the air conditioner is used outdoors, and the air conditioner is inconvenient to carry about in outdoor activities. Thus, the miniaturization and portability of the refrigeration equipment are necessarily required by the outdoor active population. More functions are needed while the portable outdoor mobile phone is portable, and outdoor activity experience is fully improved.
The current portable air conditioner is in outdoor use, the air conditioner is outdoor needs to lead cold wind into indoor, so link to each other with the evaporation end with the tuber pipe, and put into indoor needs pipe connection with the tuber pipe and carry out the wind-guiding, whether the air inlet is still airs exhaust all need connect the tuber pipe, connect inconveniently, there is the problem that looseness drops again easily in the use, in order to guarantee connection stability, current exhaust device needs two parts to splice together through the screw, need the screw dismouting equally when assembling on the air conditioner, need the consumer to use the instrument to accomplish, not only the installation to dismantle is complicated, required part is many, the structure is complicated, and need extra instrument, lead to the inconvenient scheduling phenomenon existence of dismouting, because current exhaust device can not closely laminate with evaporation end wind gap, it is bad to lead to the exhaust effect, can not be totally with the wind of air outlet exhaust is led into the blast pipe completely, cause very big power loss and extravagant.
Disclosure of Invention
The invention aims to provide an air exhaust device and an air conditioner comprising the same, so as to solve the technical problems of complex structure, multiple parts and inconvenient disassembly and assembly of the air exhaust device in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
in a first aspect, the invention provides an exhaust device, which comprises an exhaust shell, wherein the exhaust shell is provided with an airflow channel and is integrally formed, one end of the exhaust shell is detachably connected with an exhaust pipe through a screw structure, and the other end of the exhaust shell is detachably connected with an air conditioner through a buckling structure;
the buckling structure comprises:
the buckle is arranged at the upper part or the lower part of the exhaust shell;
the clamping hooks are arranged at the corresponding positions of the air conditioner and are matched with the clamping buckles;
button components arranged at the lower part or the upper part of the exhaust shell;
the button positions are arranged at corresponding positions of the air conditioner and are matched with the button components;
the button assembly includes: button body, spring and positioning needle; wherein:
the exhaust shell is provided with a U-shaped notch for accommodating the button body;
the button body is provided with a buckling part which can be buckled with the buckling part; the button body is movably arranged at the notch through the positioning needle;
the spring is arranged on the positioning needle in a penetrating way, one end of the spring is abutted to the button body, and the other end of the spring is abutted to the exhaust shell.
Further, the screw structure includes:
an internal thread section arranged on the inner wall of the exhaust shell;
and the external thread section is arranged on the exhaust pipe.
Further, the screw connection structure further comprises a thread limit strip arranged at the tail end of the internal thread section.
Further, the exhaust shell is of a two-section structure and comprises a first section and a second section, and the diameter of the first section is smaller than that of the second section; the screw structure is disposed in the first section, and the snap structure is disposed in the second section.
Further, the buckling structure further comprises an angle limiting lug arranged at the notch, and one side, away from the positioning needle, of the button body is abutted to the angle limiting lug.
Further, the clamping hook comprises two limiting blocks arranged at intervals, so that a limiting groove is formed between the two limiting blocks, and the clamping buckle is clamped in the limiting groove.
Further, a first limit baffle is arranged on the button body, a positioning table is arranged at the bottom of the notch of the button body, and a second limit baffle is arranged on the positioning table; the two ends of the spring are respectively abutted in the first limit baffle and the second limit baffle.
The exhaust device provided by the invention comprises the exhaust shell, the screw connection structure and the buckling structure, wherein the exhaust shell is integrally processed, a plurality of parts are not required to be assembled and spliced, the structure is simple, the exhaust shell is detachably connected with the exhaust pipe and the air conditioner respectively through the screw connection structure and the buckling structure, the connection structure is simple, special tools are not required, and the assembly and the disassembly are convenient.
In a second aspect, the present invention provides an air conditioner, including the exhaust device.
Further, the air conditioner comprises an air conditioner shell, an exhaust pipe and an exhaust grid; the exhaust grille is arranged on an exhaust outlet of the air conditioner shell, and two ends of the exhaust device are respectively detachably connected with the exhaust pipe and the exhaust grille.
The air conditioner provided by the invention comprises an exhaust device which is easy to disassemble, is used for connecting an exhaust pipe with an air conditioner shell, can be used for connecting the exhaust pipe with the air conditioner shell through the exhaust device, and can be used for placing a portable air conditioner outside a tent to work, so that the electroplated part is not scraped in the assembly process, and the air conditioner can be installed and disassembled under the condition that the existing part in the air conditioner is not dismantled, and is easy to install and disassemble; the button is prevented from overturning by arranging an angle limiting lug at the notch; the exhaust device is integrally stable after being assembled, a limiting block is arranged on an exhaust grille of the air conditioner, and a limiting groove is formed in the middle of the limiting block, so that a limiting clamping structure is formed between the clamping hook and the limiting groove, and the circumferential rotation of the exhaust device is prevented.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an exhaust device according to the present invention;
FIG. 2 is a schematic view of the structure of the exhaust device with button components removed;
FIG. 3 is a schematic view of the structure of the positioning needle in the exhaust device of the present invention;
FIG. 4 is a schematic view of the structure of the spring in the exhaust device of the present invention;
FIG. 5 is a schematic view showing the structure of an exhaust duct in an air conditioner according to the present invention;
FIG. 6 is a schematic view of the structure of the exhaust device of the present invention when the spring is not assembled;
FIG. 7 is a schematic view of the structure of the exhaust device after the spring is installed;
FIG. 8 is a schematic view of the structure of the button body in the exhaust device of the present invention;
FIG. 9 is a schematic view showing a structure of an exhaust grill in the air conditioner according to the present invention;
fig. 10 is a front view of an exhaust grill in the air conditioner of the present invention;
FIG. 11 is a semi-sectional view of the exhaust device of the present invention assembled with an exhaust grill;
FIG. 12 is an enlarged view of part of A in FIG. 11;
FIG. 13 is an enlarged view of part of B in FIG. 11;
FIG. 14 is a cross-sectional view showing a button assembly of an air discharging device in an air conditioner according to the present invention in a coupled state;
fig. 15 is a sectional view showing a button assembly of an air discharging device in an air conditioner according to the present invention in an opened state.
1, an exhaust shell; 2. a button body; 3. a positioning needle; 4. a spring; 5. an exhaust pipe; 6. an internal thread segment; 7. a thread limit bar; 8. a buckle; 9. a first limit baffle; 10. positioning holes of the exhaust shell; 11. an angle limiting bump; 12. button positioning holes; 13. the second limit baffle plate; 14. an air conditioner case; 15. an exhaust grille; 16. and a limiting block.
Description of the embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
As shown in fig. 1 and 7, the present invention provides an exhaust device for connecting between an exhaust duct 5 and an air conditioner case 14 to guide air; specifically, in the invention, the exhaust device comprises the exhaust shell 1 which is provided with an airflow channel inside and is integrally formed, the exhaust shell 1 is integrally processed into a cylindrical structure, the structure is simplified, the number of parts is reduced, and the structure is simple; one end of the exhaust shell 1 is detachably connected with the exhaust pipe 5 through a screw connection structure, and the other end is detachably connected with the air conditioner shell 14 through a buckling structure.
Through adopting the detachable connection mode that need not the screw, not only need not the instrument and can accomplish the dismantlement, but also have dismouting simple, high-efficient, convenient advantage.
Further, in the present invention, the fastening structure includes:
a buckle 8 arranged at the upper part or the lower part of the exhaust shell 1;
the clamping hook is arranged at the corresponding position of the air conditioner and is matched with the clamping buckle 8; during installation, the buckle 8 is clamped into the clamping hook to realize the clamping connection between the exhaust shell 1 and one side of the air conditioner;
button components arranged at the lower part or the upper part of the exhaust shell 1;
the buckling position is arranged at the corresponding position of the air conditioner and is matched with the button component. During installation, the button assembly is clamped into the buckling position, so that the exhaust shell 1 is clamped with the other side of the air conditioner.
As shown in fig. 3, 4, 6 and 8, the button assembly further includes: button body 2, spring 4, positioning needle 3; wherein:
the exhaust shell 1 is provided with a U-shaped notch for accommodating the button body 2;
the button body 2 is provided with a buckling part which can be buckled with the buckling part, and when the buckling part and the buckling part are buckled with each other, the clamping connection between the exhaust shell 1 and the air conditioner is realized; the button body 2 is movably arranged at the notch through a positioning needle 3; the two opposite side walls of the U-shaped notch are provided with air exhaust shell positioning holes 10, the button body 2 is of a cover-shaped structure, the two side walls of the button body are correspondingly provided with button positioning holes 12, and when the button is installed, the positioning needle 3 sequentially penetrates through the button positioning holes 12 and the air exhaust shell positioning holes 10, so that rotatable connection between the air exhaust shell 1 and the button body 2 is realized;
the spring 4 is arranged on the positioning needle 3 in a penetrating way, one end of the spring is abutted on the button body 2, and the other end of the spring is abutted on the exhaust shell 1. The button body 2 can be reset under the action of the spring 4 after being lifted or pressed down by the spring 4; specifically, in the present embodiment, the spring 4 may be a torsion spring.
As shown in fig. 2 and 5, further, in the present embodiment, the screw structure includes:
an internal thread section 6 arranged on the inner wall of the exhaust casing 1;
and an external thread section arranged on the exhaust pipe 5.
During installation, exhaust pipe 5 passes through the external screw thread section spiro union on it and connects in the internal screw thread section 6 on the exhaust casing 1, realizes the spiro union connection of two, and threaded connection is firm relatively in quick detachable connected mode for the exhaust pipe drop phenomenon can not take place in the air conditioner working process.
As shown in fig. 2, in order to facilitate the confirmation of the connection in place, the screw-coupling structure further comprises a thread stop 7 provided at the end of the internal thread section 6. Specifically, the thread limiting strip 7 extends along the circumferential direction of the inner wall of the exhaust casing 1, the thread limiting strip 7 protrudes from the exhaust casing 1, the height of the thread limiting strip exceeds that of the internal thread section 6, the length of the thread limiting strip can be equal to 1/3, 1/4 or other specifications of the inner circumferential length of the exhaust casing 1, and the thread limiting strip 7 can not be screwed in any more when the exhaust pipe 5 is screwed into the abutting thread limiting strip 7, so that the thread limiting strip is in place.
Further, the exhaust shell 1 is of a two-section structure and comprises a first section and a second section, wherein the diameter of the first section is smaller than that of the second section; the screw structure is arranged in the first section, and the buckling structure is arranged in the second section.
As shown in fig. 3, the positioning needle 3 has an anti-slip portion at one end to facilitate the installation and grasping of the positioning needle 3.
Further, in order to limit the position of the torsion spring and prevent the torsion spring from moving axially along the positioning needle 3, a first limit baffle 9 is arranged on the button body 2, a positioning table is arranged at the bottom of a notch of the button body 2, and a second limit baffle 13 is arranged on the positioning table; the two ends of the spring 4 are respectively abutted in the first limit baffle 9 and the second limit baffle 13, so that the position of the spring 4 is ensured to be kept in the middle of the positioning needle 3 and cannot slide along the positioning needle 3.
The buckling structure further comprises an angle limiting lug 11 arranged at the notch, one side, away from the positioning needle 3, of the button body 2 is abutted on the angle limiting lug 11, and through the structure, the button body 2 can be prevented from overturning when being reset under the action of the spring 4.
As shown in fig. 9, 10 and 11-13, the hook further includes two limiting blocks 16 disposed at intervals, so as to form a limiting groove between the two limiting blocks 16, and the buckle 8 is clamped in the limiting groove.
The exhaust device provided by the invention comprises the exhaust shell 1, the screw connection structure and the buckling structure, wherein the exhaust shell 1 is integrally processed, a plurality of parts are not required to be assembled and spliced, the structure is simple, the exhaust device is detachably connected with the exhaust pipe and the air conditioner respectively through the screw connection structure and the buckling structure, the connection structure is simple, special tools are not required, and the assembly and the disassembly are convenient.
The invention provides an air conditioner which comprises the exhaust device.
As shown in fig. 9, 10, 14 and 15, further, the air conditioner includes an air conditioner case 14, an exhaust duct 5 and an exhaust grill 15; the exhaust grille 15 is arranged on the exhaust outlet of the air conditioner shell 14, and two ends of the exhaust device are respectively detachably connected with the exhaust pipe 5 and the exhaust grille 15.
The air conditioner provided by the invention comprises an exhaust device which is easy to disassemble, is used for connecting an exhaust pipe with an air conditioner shell, can be used for connecting the exhaust pipe with the air conditioner shell through the exhaust device, and can be used for placing a portable air conditioner outside a tent to work, so that the electroplated part is not scraped in the assembly process, and the air conditioner can be installed and disassembled under the condition that the existing part in the air conditioner is not dismantled, and is easy to install and disassemble; the button is prevented from overturning by arranging an angle limiting lug at the notch; the exhaust device is integrally stable after being assembled, a limiting block is arranged on an exhaust grille of the air conditioner, and a limiting groove is formed in the middle of the limiting block, so that a limiting clamping structure is formed between the clamping hook and the limiting groove, and the circumferential rotation of the exhaust device is prevented.
In the assembly process of the exhaust device, firstly, the buckle at the lower part of the exhaust device is matched with the grille, and then the button is pressed to be matched with the grille. The decorative strip is an electroplated part, so that the assembly mode can not only prevent the electroplated part from being scratched, but also finish the assembly under the condition of not dismantling the part.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The exhaust device is characterized by comprising an exhaust shell which is provided with an airflow channel inside and is integrally formed, wherein one end of the exhaust shell is detachably connected with an exhaust pipe through a screw structure, and the other end of the exhaust shell is detachably connected with an air conditioner through a buckling structure; the buckling structure comprises:
the buckle is arranged at the upper part or the lower part of the exhaust shell;
the clamping hooks are arranged at the corresponding positions of the air conditioner and are matched with the clamping buckles;
button components arranged at the lower part or the upper part of the exhaust shell;
the button positions are arranged at corresponding positions of the air conditioner and are matched with the button components;
the button assembly includes: button body, spring and positioning needle; wherein:
the exhaust shell is provided with a U-shaped notch for accommodating the button body;
the button body is provided with a buckling part which can be buckled with the buckling part; the button body is movably arranged at the notch through the positioning needle;
the spring is arranged on the positioning needle in a penetrating way, one end of the spring is abutted against the button body, and the other end of the spring is abutted against the exhaust shell; the buckling structure further comprises an angle limiting lug arranged at the notch, and one side, away from the positioning needle, of the button body is abutted against the angle limiting lug;
the clamping hooks comprise two limiting blocks arranged at intervals, limiting grooves are formed between the two limiting blocks, and the clamping buckles are clamped in the limiting grooves.
2. The exhaust device according to claim 1, wherein the screw structure comprises:
an internal thread section arranged on the inner wall of the exhaust shell;
and the external thread section is arranged on the exhaust pipe.
3. The exhaust device of claim 1, wherein the screw-on structure further comprises a threaded stop disposed at the end of the internally threaded section.
4. The exhaust device of claim 1, wherein the exhaust housing is a two-piece structure comprising a first piece and a second piece, the first piece having a diameter less than the second piece; the screw structure is disposed in the first section, and the snap structure is disposed in the second section.
5. The exhaust device according to claim 1, wherein a first limit baffle is arranged on the button body, a positioning table is arranged at the bottom of the notch of the button body, and a second limit baffle is arranged on the positioning table; the two ends of the spring are respectively abutted in the first limit baffle and the second limit baffle.
6. An air conditioner comprising the exhaust device according to any one of claims 1 to 5.
7. The air conditioner of claim 6, wherein the air conditioner comprises an air conditioner housing, an exhaust duct, and an exhaust grill; the exhaust grille is arranged on an exhaust outlet of the air conditioner shell, and two ends of the exhaust device are respectively detachably connected with the exhaust pipe and the exhaust grille.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311557419.2A CN117267808B (en) | 2023-11-21 | 2023-11-21 | Exhaust device and air conditioner comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311557419.2A CN117267808B (en) | 2023-11-21 | 2023-11-21 | Exhaust device and air conditioner comprising same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117267808A CN117267808A (en) | 2023-12-22 |
| CN117267808B true CN117267808B (en) | 2024-04-09 |
Family
ID=89201225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311557419.2A Active CN117267808B (en) | 2023-11-21 | 2023-11-21 | Exhaust device and air conditioner comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117267808B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU20361U1 (en) * | 2001-03-06 | 2001-10-27 | Фирма "Гибкие трубопроводы" | EXHAUST GAS HOSE |
| CN210128437U (en) * | 2019-04-09 | 2020-03-06 | 广东美的制冷设备有限公司 | Mobile air conditioner |
| CN213273128U (en) * | 2020-08-08 | 2021-05-25 | 广东美的制冷设备有限公司 | Connecting pipe assembly, air inlet assembly and mobile air conditioner |
| CN217817360U (en) * | 2022-05-12 | 2022-11-15 | 深圳市正浩创新科技股份有限公司 | Wind scooper and air conditioner |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX363319B (en) * | 2012-09-07 | 2019-03-20 | Famous Ind Inc Dba Heating & Cooling Products Company | Sealed transverse locking pipe and fittings. |
-
2023
- 2023-11-21 CN CN202311557419.2A patent/CN117267808B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU20361U1 (en) * | 2001-03-06 | 2001-10-27 | Фирма "Гибкие трубопроводы" | EXHAUST GAS HOSE |
| CN210128437U (en) * | 2019-04-09 | 2020-03-06 | 广东美的制冷设备有限公司 | Mobile air conditioner |
| CN213273128U (en) * | 2020-08-08 | 2021-05-25 | 广东美的制冷设备有限公司 | Connecting pipe assembly, air inlet assembly and mobile air conditioner |
| CN217817360U (en) * | 2022-05-12 | 2022-11-15 | 深圳市正浩创新科技股份有限公司 | Wind scooper and air conditioner |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117267808A (en) | 2023-12-22 |
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