CN219328137U - Air inlet structure of indoor unit of air conditioner - Google Patents
Air inlet structure of indoor unit of air conditioner Download PDFInfo
- Publication number
- CN219328137U CN219328137U CN202320336208.5U CN202320336208U CN219328137U CN 219328137 U CN219328137 U CN 219328137U CN 202320336208 U CN202320336208 U CN 202320336208U CN 219328137 U CN219328137 U CN 219328137U
- Authority
- CN
- China
- Prior art keywords
- shielding piece
- air inlet
- face
- shell
- piece
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The utility model relates to the technical field of air conditioning, in particular to an air inlet structure of an air conditioner indoor unit, and aims to solve the problem that the air inlet efficiency is affected when the existing air conditioner indoor unit is used. The shielding device comprises a shell and a shielding piece, wherein a notch is formed in the upper end face of the shell, the shielding piece is a shell, a vent is formed in the lower end face of the shielding piece, an air inlet grid is formed in the front end face of the shielding piece, the shielding piece is rotationally connected with the shell, the shielding piece is further provided with a lifting mechanism, the lifting mechanism comprises a driving piece and a driving wheel, the driving piece is fixed on the inner side of the shell and is connected with the driving wheel, a driven part matched with the driving wheel is arranged on the shielding piece, and the driving wheel and the driven part are matched with each other to swing by taking a rotation axis as a swinging axis, so that the shielding device has two states of closing and opening; through the rotation connection of shielding piece and shell, when the air conditioner uses, will be equipped with the preceding terminal surface of shielding piece of air inlet grid and expose outside completely, form by the air inlet passageway of preceding air inlet, the inflow of air is not blocked to the shielding piece, improves air inlet efficiency.
Description
Technical Field
The utility model relates to the technical field of air conditioning, in particular to an air inlet structure of an indoor unit of an air conditioner.
Background
In the existing air conditioner, an air inlet of the air conditioner is always in an open state, a filter screen positioned at the inner side of the air inlet is exposed outside for a long time, dust accumulation of the filter screen is easy to occur, the air inlet efficiency of the air inlet is affected, the working load of the air conditioner is increased, and the air quantity is reduced. The utility model discloses a wall-mounted air conditioner indoor unit and an air conditioner, wherein the Chinese patent with the bulletin number of CN110671751A comprises a shell, and an air inlet is arranged at the top of the shell; the purification module is at least partially movably arranged at the air inlet; the driving mechanism is used for driving the movable part of the purification module to ascend or descend relative to the air inlet, the whole purification module can ascend and descend relative to the air inlet, and the purification module has a covering state of descending to cover the air inlet and a disengaging state of ascending to be separated from the air inlet; when the purification module is in a covering state, the purification module is abutted with the shell at the periphery of the air inlet, and when the purification module is in a disengaging state, the purification module is separated from the shell at the periphery of the air inlet; when the air conditioner is used, the purification module rises to the upper side of the air inlet, but the air inlet direction of the air conditioner is still from top to bottom, and at the moment, the purification module positioned on the upper side of the air inlet can block the inflow of air, so that the air inlet efficiency of the air inlet is affected; in addition, the filter screen is not provided with a cleaning device, and the filter screen still has the condition of excessively heavy dust accumulation after long-time use.
Disclosure of Invention
The utility model provides an air inlet structure of an air conditioner indoor unit, and aims to solve the problem that the air inlet efficiency is affected when the conventional air conditioner indoor unit capable of covering an air inlet of an air conditioner is used.
The utility model adopts the technical scheme that: the air inlet structure of the indoor unit of the air conditioner comprises a shell and a shielding piece, wherein a notch is formed in the upper end face of the shell, the shielding piece is a shell, a vent is formed in the lower end face of the shielding piece, an air inlet grid is formed in the front end face of the shielding piece, the tail of the shielding piece is rotationally connected with the shell, a rotating axis is transversely arranged, the shielding piece is further provided with a lifting mechanism, the lifting mechanism comprises a driving piece and a driving wheel, the fixed end of the driving piece is fixed on the inner side of the shell, the movable end of the driving piece is fixedly connected with the driving wheel, a driven part matched with the driving wheel is fixedly arranged on the shielding piece, the shielding piece swings by taking the rotating axis as a swinging axis through the cooperation of the driving wheel and the driven part, the shielding piece has two states of closing and opening, and when the shielding piece is closed, the upper end face of the shielding piece covers the notch and the air inlet grid of the shielding piece is completely retracted into the shell; when the shielding piece is opened, the air inlet grid of the shielding piece is completely exposed, and the air inlet grid of the shielding piece and the ventilation opening form an air inlet channel.
For solving the clean problem of preceding terminal surface of shielding member, air inlet structure in the air conditioning still includes clean mechanism, and clean mechanism includes the cleaning brush head and laying dust box, and the top of laying dust box is uncovered, and the right side of laying dust box is equipped with into the dirt mouth, and the length of laying dust box is not shorter than the front end face length limit of shielding member, and the laying dust box is connected inside the shell, and the laying dust box is located between the front panel of shell and the preceding terminal surface of shielding member, in the cleaning brush head installation laying dust box, the clean preceding terminal surface of shielding member of cleaning brush head.
Further, the cleaning brush head is a roller brush which is rotationally connected with the dust box.
In order to solve the problem of how to filter the air, still include the filter screen, the filter screen is laminated mutually with the preceding terminal surface of shielding member and can shelter from the air inlet grid, and the filter screen adsorbs the preceding terminal surface of fixing at the shielding member.
In order to solve the problem of how to install the filter screen, the filter screen further comprises a pair of magnets which are magnetically attracted, one pair of magnets is fixed on the front end face of the shielding piece, and the other pair of magnets is fixed on the surface, which is attached to the front end face of the shielding piece, of the filter screen.
Further, one of the shielding piece and the shell is fixedly provided with a rotating shaft, and the other is fixedly provided with a shaft seat which is in rotating fit with the rotating shaft.
In order to solve the problem of the arrangement of the lifting structure, the driving wheel is a gear, the gear is positioned on the left side and/or the right side of the shielding piece, the axis of the gear is parallel to the rotation axis of the shielding piece, the driven part is a rack meshed with the gear, the rack is fixedly connected to the left end face and/or the right end face of the shielding piece, and the rack is vertically arranged.
Further, the front end face of the shielding piece is an arc surface which is convex forwards.
Further, the front end face of the shielding piece is provided with a mounting groove, and the filter screen can be embedded into the mounting groove.
Further, the bottom of the mounting groove is also provided with a magnetic attraction groove, and a magnet arranged on one side of the shielding piece is embedded into the magnetic attraction groove.
The beneficial effects of the utility model are as follows: the front end face of the shielding piece provided with the air inlet grid is completely exposed outside through the rotary connection of the shielding piece and the shell when the air conditioner is used, an air inlet channel for front air inlet is formed, the shielding piece does not block the inflow of air, and the air inlet efficiency is improved; the front end face of the shielding piece is cleaned through the cleaning brush head, so that dust is prevented from accumulating on the front end face of the shielding piece, and the air inlet efficiency is prevented from being influenced; in addition, the filter screen is magnetically fixed on the front end surface of the shielding piece in a magnetic attraction mode, so that the shielding piece is simple to detach and convenient to maintain and replace.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a shutter of an air inlet structure of an indoor unit of an air conditioner when the shutter is opened;
FIG. 2 is a cross-sectional view of FIG. 1, primarily showing the internal structure of the shield when open;
FIG. 3 is a partial cross-sectional view of FIG. 1 taken along the left side panel of the shield;
FIG. 4 is a schematic view of the overall structure of the shutter of the air inlet structure of the indoor unit of the air conditioner in the present utility model when closed;
FIG. 5 is a cross-sectional view of FIG. 4, primarily showing the internal structure of the shield when closed;
FIG. 6 is a schematic view of the cleaning brush head and dust box assembly of the present utility model;
FIG. 7 is a side view of the cleaning brush head and dust box assembly of the present utility model;
FIG. 8 is an exploded view of the shield and filter screen of the present utility model;
FIG. 9 is a schematic view of the housing of the present utility model;
fig. 10 is an enlarged view at a in fig. 9;
FIG. 11 is a schematic view of an assembly of a driving member and a capstan in accordance with the present utility model;
reference numerals illustrate: 1. a housing; 2. a shield; 3. a filter screen; 4. a dust box; 5. a cleaning brush head; 6. a gear; 7. a driving member; 8. a magnet; 9. an evaporator.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. In the description of the present utility model, it should be understood that the terms "center", "length", "width", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
1-5 and 11, the air inlet structure of the indoor unit of the air conditioner comprises a shell 1 and a shielding piece 2, wherein a notch is formed in the upper end face of the shell 1, the shielding piece 2 is a shell, a vent is formed in the lower end face of the shielding piece 2, an air inlet grid is formed in the front end face of the shielding piece 2, the tail of the shielding piece 2 is rotatably connected with the shell 1, a rotation axis is transversely arranged, the shielding piece 2 is further provided with a lifting mechanism which comprises a driving piece 7 and a driving wheel, the fixed end of the driving piece 7 is fixed on the inner side of the shell 1, the movable end of the driving piece 7 is fixedly connected with the driving wheel, the shielding piece 2 is fixedly provided with a driven part matched with the driving wheel, the shielding piece 2 swings by taking the rotation axis as a swinging axis through the cooperation of the driving wheel and the driven part, the shielding piece 2 has two states of closing and opening, when the shielding piece 2 is closed, the notch is covered by the upper end face of the shielding piece 2, and the air inlet grid of the shielding piece 2 is completely taken in the shell 1. When the shielding piece 2 is opened, the air inlet grid of the shielding piece 2 is completely exposed, and the air inlet grid of the shielding piece 2 and the ventilation opening form an air inlet channel.
According to the utility model, through the rotary connection of the shielding piece 2 and the shell 1, when the shielding piece 2 is closed, part of the structure of the shielding piece 2 is received in the shell 1, the upper end face of the shielding piece 2 is matched with the notch, and the notch is shielded, so that dust is reduced to the greatest extent and falls into the air inlet of the air conditioner, and the cleanliness of the air inlet can be ensured even if the air conditioner is not used for a long time; when the shielding piece 2 is opened, the front end face provided with the air inlet grid is completely exposed, at the moment, an arc-shaped air inlet channel is formed through the air inlet grid, the inside of the shielding piece 2 and the ventilation opening, and an air inlet channel for front air inlet is formed, and is not shielded by other structures, so that the air inlet quantity is large, and the air inlet efficiency is high; other structures of the shielding member 2 do not block the inflow of space, and as shown in fig. 1, the long side of the upper end face of the housing can be regarded as transverse; in addition, the shielding piece 2 is of an integrally formed structure, so that the number of the structures is effectively reduced, and the cost of products is reduced; the evaporator 9 provided in the housing 1 does not interfere with the shutter 2.
Referring to fig. 2, 3, 5, 6 and 7, the air inlet structure of the indoor unit of the air conditioner further comprises a cleaning mechanism, the cleaning mechanism comprises a cleaning brush head 5 and a dust box 4, the top of the dust box 4 is open, a dust inlet is formed in the right side of the dust box 4, the length of the dust box 4 is not shorter than the front end face long edge of the shielding piece 2, the dust box 4 is connected inside the shell 1, the dust box 4 is located between the front panel of the shell 1 and the front end face of the shielding piece 2, the cleaning brush head 5 is installed in the dust box 4, and the cleaning brush head 5 cleans the front end face of the shielding piece 2.
When the shielding piece 2 is opened and closed, the bristles of the cleaning brush head 5 are contacted with the front end surface of the shielding piece 2, so that the front end surface of the shielding piece 2 is cleaned, and dust is prevented from accumulating on the front end surface of the shielding piece 2, and the air inlet efficiency is prevented from being influenced; as shown in fig. 6 and 7, the cleaning brush head 5 is a roller brush which is rotatably connected with the dust box 4; the roller brush can roll and clean when being in contact with the front surface of the shielding piece 2, so that the problem that bristles scratch the shielding piece 2 easily is effectively avoided, and meanwhile, each part of the roller brush can be in contact with the shielding piece 2, dust accumulation at a single part is prevented, and the service life is reduced; the other improvement is that the cleaning brush head 5 is a fixed brush, and when the fixed brush contacts with the front end face of the shielding piece 2, the fixed brush can not slide or rotate, so that the cleaning brush has better cleaning capability.
In addition, the dust box 4 is fixedly clamped with the shell 1, one of the dust box 4 and the shell 1 is provided with a buckle, the other is provided with a clamping groove, the dust box 4 is fixed in the shell 1 through the clamping of the buckle and the clamping groove, and the dust box is convenient to maintain and assemble and disassemble in a clamping fixing mode.
As shown in fig. 1 and 8, the air inlet structure of the indoor unit of the air conditioner further comprises a filter screen 3, wherein the filter screen 3 is attached to the front end face of the shielding piece 2 and can shield an air inlet grid, and the filter screen 3 is fixedly adsorbed on the front end face of the shielding piece 2; the filter screen 3 is added on the front end surface of the shielding piece 2, and the filter screen 3 can filter air entering the air inlet grid, so that a large amount of dust is prevented from entering the air conditioner; at the same time, the cleaning brush will also be mainly used for cleaning dust on the filter screen 3 to protect the filtering capacity of the filter screen 3.
As shown in fig. 8, the filter screen 3 further includes a pair of magnets 8 magnetically attracted to each other, one of the magnets 8 is fixed to the front end surface of the shielding member 2, and the other is fixed to the surface of the filter screen 3 which is in contact with the front end surface of the shielding member 2; the filter screen 3 is magnetically fixed on the front end face of the shielding piece 2 in a magnetic attraction mode, so that the shielding piece is simple to detach and convenient to maintain and replace.
As another fixing mode of the filter screen 3, the filter screen 3 comprises a pair of adhered magic tapes, one of the magic tapes is fixed on the front end face of the shielding piece 2, and the other one of the magic tapes is fixed on the surface of the filter screen 3, which is attached to the front end face of the shielding piece 2; the filter screen 3 is fixed on the front end face of the shielding piece 2 in an adhering mode, so that the shielding piece is simple to detach, convenient to maintain and replace and low in cost.
Referring to fig. 8 to 10, one of the shield 2 and the housing 1 is fixedly provided with a rotary shaft, and the other is fixedly provided with a shaft seat which is in rotary fit with the rotary shaft; the shell 1 is provided with a rotating shaft on the side wall of the notch, the lower right corners of the left end face and the right end face of the shielding piece 2 are provided with shaft holes, the shaft holes are in running fit with the rotating shaft, the part of the shielding piece 2 provided with the shaft holes can be regarded as a shaft seat, the running fit of the rotating shaft at the lower right corner of the shielding piece 2 is formed, the part of the shielding piece 2 which needs to be retracted into the inner side of the shell 1 during closing is minimum, and the inner space of the shell 1 is saved.
Referring to fig. 3 and 11, the lifting mechanism of the utility model comprises a driving wheel which is a gear 6, the gear 6 is positioned at the left side and/or the right side of the shielding member 2, the axis of the gear 6 is parallel to the rotation axis of the shielding member 2, the driven part is a rack meshed with the gear 6, the rack is fixedly connected at the left end face and/or the right end face of the shielding member 2, and the rack is vertically arranged; the driving piece 7 drives the gear 6 to rotate, the movement of the shielding piece 2 is realized through the meshing of the gear 6 and the rack, the opening and the closing of the shielding piece 2 are realized through the change of the steering of the driving piece 7, preferably, the right driving piece 7 and the gear 6 are arranged on the left side and the right side of the shielding piece 2, and the power of the shielding piece 2 is more sufficient and the response time is shorter when the shielding piece 2 moves through the two groups of driving pieces 7 and the gear 6 and the rack; the gear 6 rack drive has the following: 1) High bearing property, high transmission precision, 2) long service life, stable work and high reliability; 3) Can ensure constant transmission ratio and can transfer motion between two shafts with any included angle.
Further, the driving member 7 is a motor, preferably a stepper motor, which has the following characteristics: 1) The rotation angle of the motor is proportional to the pulse number; 2) The motor has maximum torque when stalling (when winding excitation); 3) The precision of each step is three to five percent, and the error of one step cannot be accumulated to the next step, so that the method has better position precision and motion repeatability; 4) Excellent start-stop and reverse response;
further, the front end face of the shielding piece 2 is an arc surface protruding forwards; the front end face of the shielding piece 2 is set to be an arc face, the filter screen 3 is correspondingly modified to be an arc-shaped filter screen 3, when the arc-shaped filter screen 3 swings, the outer surface of the filter screen 3 can be fully contacted with the cleaning brush, and the cleaning force of each part is the same, so that the filter screen 3 has a better cleaning effect, and the filtering capacity of the filter screen 3 is protected.
As shown in fig. 8, a mounting groove is formed in the front end surface of the shielding member 2, and the filter screen 3 can be embedded into the mounting groove; the filter screen 3 is arranged on the front end surface of the shielding piece 2 through the mounting groove, the outer side surface of the filter screen 3 and the front end surface of the shielding piece 2 are positioned on the same surface, so that the filter screen 3 can be supported and the filter screen 3 is protected; furthermore, the bottom of the mounting groove is also provided with a magnetic attraction groove, and the magnet 8 arranged on one side of the shielding piece 2 is embedded into the magnetic attraction groove; through seting up the magnetism in the mounting groove and inhale the groove, inhale the groove with magnetism 8 fixed in magnetism, protection magnet 8 makes it be difficult for breaking away from in loading and unloading process, and the surface of magnet 8 is leveled with the tank bottom of mounting groove simultaneously, and is more convenient when installing filter screen 3, has more aesthetic property.
The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
Claims (8)
1. The utility model provides an indoor set air inlet structure of air conditioner, includes shell (1) and shielding piece (2), open on shell (1) up end has incision, its characterized in that: the shielding piece (2) is a shell, a vent is formed in the lower end face of the shielding piece (2), an air inlet grid is formed in the front end face of the shielding piece (2), the tail of the shielding piece (2) is rotationally connected with the shell (1), a rotation axis is transversely arranged, the shielding piece (2) is further provided with a lifting mechanism, the lifting mechanism comprises a driving piece (7) and a driving wheel, the fixed end of the driving piece (7) is fixed on the inner side of the shell (1), the movable end of the driving piece (7) is fixedly connected with the driving wheel, a driven part matched with the driving wheel is fixedly arranged on the shielding piece (2), the shielding piece (2) swings by taking the rotation axis as a swinging axis through the cooperation of the driving wheel and the driven part, the shielding piece (2) is in a closed state and an open state, and when the shielding piece (2) is closed, the upper end face of the shielding piece (2) covers the notch and the air inlet grid of the shielding piece (2) is completely taken in the shell (1). When the shielding piece (2) is opened, the air inlet grid of the shielding piece (2) is completely exposed, and the air inlet grid of the shielding piece (2) and the ventilation opening form an air inlet channel.
2. The air inlet structure of an air conditioner indoor unit of claim 1, wherein: still include cleaning mechanism, cleaning mechanism includes cleaning brush head (5) and laying dust box (4), the top of laying dust box (4) is uncovered, the right side of laying dust box (4) is equipped with into the dirt mouth, the length of laying dust box (4) is not shorter than the front end face long limit of shielding piece (2), laying dust box (4) are connected inside shell (1), laying dust box (4) are located front panel of shell (1) with between the front end face of shielding piece (2), cleaning brush head (5) are installed in laying dust box (4), cleaning brush head (5) are clean the front end face of shielding piece (2).
3. The air inlet structure of an air conditioner indoor unit of claim 2, wherein: the cleaning brush head (5) is a roller brush, and the roller brush is rotationally connected with the dust box (4).
4. The air inlet structure of an air conditioner indoor unit of claim 1, wherein: still include filter screen (3), filter screen (3) with the preceding terminal surface of shielding member (2) laminating mutually just can shelter from the air inlet grid, filter screen (3) adsorb to be fixed the preceding terminal surface of shielding member (2).
5. The air inlet structure of an air conditioner indoor unit of claim 4, wherein: the filter screen (3) further comprises a pair of magnets (8) which are magnetically attracted, one pair of magnets (8) is fixed on the front end face of the shielding piece (2), and the other pair of magnets is fixed on the surface, which is attached to the front end face of the shielding piece (2), of the filter screen (3).
6. The air inlet structure of an air conditioner indoor unit of claim 1, wherein: one of the shielding piece (2) and the shell (1) is fixedly provided with a rotating shaft, and the other is fixedly provided with a shaft seat in rotating fit with the rotating shaft.
7. The air inlet structure of an air conditioner indoor unit of claim 1, wherein: the driving wheel is a gear (6), the gear (6) is located on the left side and/or the right side of the shielding piece (2), the axis of the gear (6) is parallel to the rotation axis of the shielding piece (2), the driven part is a rack meshed with the gear (6), the rack is fixedly connected to the left end face and/or the right end face of the shielding piece (2), and the rack is vertically arranged.
8. The air inlet structure of any one of claims 1 to 7, wherein: the front end face of the shielding piece (2) is a circular arc face which is convex forwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320336208.5U CN219328137U (en) | 2023-02-28 | 2023-02-28 | Air inlet structure of indoor unit of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320336208.5U CN219328137U (en) | 2023-02-28 | 2023-02-28 | Air inlet structure of indoor unit of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219328137U true CN219328137U (en) | 2023-07-11 |
Family
ID=87065868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320336208.5U Active CN219328137U (en) | 2023-02-28 | 2023-02-28 | Air inlet structure of indoor unit of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219328137U (en) |
-
2023
- 2023-02-28 CN CN202320336208.5U patent/CN219328137U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20130011170A (en) | Humidifying air cleaner | |
| CN103062880B (en) | Air conditioner | |
| CN219328137U (en) | Air inlet structure of indoor unit of air conditioner | |
| CN214017398U (en) | Dust box and cleaning device | |
| CN219199438U (en) | Central air conditioner convenient to clear up air outlet dust | |
| CN111147728A (en) | Coal mine intrinsic safety type camera device capable of automatically cleaning camera window | |
| CN113708284B (en) | Rechargeable looped netowrk switchgear | |
| CN215310885U (en) | Dust box and cleaning robot | |
| CN211456429U (en) | Intelligent medium-voltage switch cabinet | |
| CN114060943A (en) | Air conditioner | |
| CN110332626B (en) | Small-space type indoor air quality management system | |
| CN218495234U (en) | Electric control fresh air conditioning door and window air door device | |
| CN219995480U (en) | Fresh air purifying integrated machine for advertising machine | |
| CN210832273U (en) | Wall-mounted air conditioner indoor unit and air conditioner | |
| CN216521986U (en) | Air duct type indoor unit and air conditioner | |
| CN218588949U (en) | Cleaning robot is swept to host computer dust collection structure and intelligence | |
| CN217817069U (en) | Air inlet grid and air conditioner | |
| CN112937276B (en) | Anti-gas-washing new energy automobile power fixing device | |
| CN220447606U (en) | Ventilation device for motor home | |
| CN220896083U (en) | Dustproof structure of outdoor ring main unit | |
| CN112641368B (en) | Portable cleaner for removing dust from window | |
| CN211316494U (en) | Air filtering device for air conditioner in machine room | |
| CN214067707U (en) | Dustproof computer case | |
| CN219499692U (en) | Case with front panel provided with magnetic dust-proof net structure | |
| CN216620045U (en) | Air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |