CN110206767A - A kind of tetra- air duct body structure of FFU - Google Patents
A kind of tetra- air duct body structure of FFU Download PDFInfo
- Publication number
- CN110206767A CN110206767A CN201910571650.4A CN201910571650A CN110206767A CN 110206767 A CN110206767 A CN 110206767A CN 201910571650 A CN201910571650 A CN 201910571650A CN 110206767 A CN110206767 A CN 110206767A
- Authority
- CN
- China
- Prior art keywords
- ffu
- air
- cabinet
- air inlet
- wind
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/4246—Fan casings comprising more than one outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Air-Flow Control Members (AREA)
Abstract
The present invention relates to a kind of tetra- air duct body structures of FFU, including FFU cabinet, FFU cabinets cavity top side is connected with general fixed plate, general fixed plate is set as the structure of rectangle subsider, and controller is installed in general fixed plate, the top of the box FFU center is connected with air inlet net cover structure, air inlet net cover structure includes shield, and shield is connect with FFU box sealing, installation through slot is offered at the top of shield, air inlet mesh enclosure is connected on the inside of installation through slot, air inlet mesh enclosure is arranged right below air inlet, the configuration of the present invention is simple, it is reliable and stable, it is easily installed, it is convenient to use, enhance the structural strength of cabinet, resistance to compression is durable, by using the structure type of four guide plates with the wind, it is capable of forming four air ducts, flow-disturbing point inside reducing, make the air-flow more smooth homogeneous of box house, simplify simultaneously Body structure, ease of assembly improve work efficiency, and reduce energy consumption, save the cost.
Description
Technical field
The present invention relates to FFU blower fan filtering machine set technology field, specially a kind of tetra- air duct body structure of FFU.
Background technique
Blower fan filtering unit is a kind of self-powered powered air-purifying device, and full name in English is (Fan Filter Unit),
Modular end air flow device with filter efficacy, FFU blower fan filtering unit can modularization connection use, use FFU blower
Filter bank is widely used in dust free room, dustless operating platform, dustless production line, the applied fields such as assembly type dust free room and local laminar flow
It closes, and existing FFU body structure generallys use two air ducts guide plate form with the wind, forms two air outlets, gas in such cabinet
Flow distribution is uneven, leads in cabinet that face wind speed is widely different everywhere, so that FFU whole efficiency is not high, is difficult having promotion
Space, and structure is complicated, and there are many cabinet components, assemble time-consuming and laborious, low efficiency, there are also the structure of FFU cabinet and supports
Intensity is inadequate, when trampling, cabinet is be easy to cause to deform, reduces service life, it is therefore desirable to design a kind of FFU tetra-
Air duct body structure, it is existing to solve the problems, such as.
Summary of the invention
The technical problem to be solved in the present invention overcomes existing defect, provides a kind of tetra- air duct body structure of FFU, structure letter
It is single, it is reliable and stable, it is easily installed, is easy to use, enhances the structural strength of cabinet, resistance to compression is durable, by using quadrangle horse
The mode vacantly constructed up to cover board, then by polygon, guide plate is connect with cabinet with the wind, so that the airflow of box house is more
It is smooth, using the structure type of four guide plates with the wind, four air ducts are capable of forming, internal flow-disturbing point is reduced, makes box house
Air-flow more smooth homogeneous, while simplifying body structure, ease of assembly improves work efficiency, and reduces energy consumption, save at
This, can effectively solve the problems in background technique.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
A kind of tetra- air duct body structure of FFU, including FFU cabinet, the FFU cabinets cavity top side are connected with general fixation
Plate, the general fixed plate is set as the structure of rectangle subsider, and controller, the FFU are equipped in the general fixed plate
Top of the box center is connected with air inlet net cover structure, and the air inlet net cover structure includes shield, and the shield with
The connection of FFU box sealing, the shield top offer installation through slot, are connected with air inlet mesh enclosure on the inside of the installation through slot,
The air inlet mesh enclosure is arranged right below air inlet, and the air inlet is provided on the FFU cabinet, immediately below the air inlet
Equipped with blower, the blower bottom is connected with quadrangle motor cover board, and four sides symmetrically connect at the top of the quadrangle motor cover board
There is polygon guide plate with the wind, and guide plate top is connected on the inside of the top of the box FFU the polygon with the wind, the polygon is with the wind
Guide plate includes the first wind deflector, and first wind deflector one end is connected with the second wind deflector, and second wind deflector end is smooth
It is connected with third wind deflector, and first wind deflector and adjacent polygon are formed with air outlet between guide plate with the wind, it is described
Air outlet side is equipped with air-supply plate, and air-supply plate inclination is connected to FFU box inside, at the top of the FFU cabinets cavity and
Inner wall is symmetrically connected with reinforcing rib, and the section of the reinforcing rib is set as V-structure.
Furthermore, the top of the box FFU quadrangle is symmetrically connected with handle, and FFU bottom of box quadrangle is equal
It is connected with corner protector.
Furthermore, it is connected between the controller and blower by electric wire.
Furthermore, air-ducting ring is connected between the air inlet and the air intake of blower.
Furthermore, FFU box house, and the quadrangle motor cover is vacantly arranged in the quadrangle motor cover board
The sideline of plate and the sideline shape of FFU cabinet are at a certain angle.
Furthermore, guide plate is vertically connected on quadrangle motor side edge thereof to the polygon with the wind, and described polygon
Shape is formed with supply air duct between guide plate and blower outside with the wind.
Furthermore, first wind deflector and third wind deflector are smoothly connected in the second wind-guiding board ends, and described the
Angle is acute angle between one wind deflector and the second wind deflector, and the side of second wind deflector is set as globoidal structure.
Furthermore, the air-supply plate is set as arc panel, and the air-supply board bottom end is located under quadrangle motor cover board
Side.
Furthermore, the FFU cabinet is set as rectangular parallelepiped structure.
Compared with prior art, the beneficial effects of the present invention are: this kind of tetra- air duct body structure of FFU, structure is simple, stablize
Reliably, it is easily installed, is easy to use, enhances the structural strength of cabinet, resistance to compression is durable, by using the knot of four guide plates with the wind
Configuration formula is capable of forming four air ducts, reduces internal flow-disturbing point, makes the air-flow more smooth homogeneous of box house, while letter
Change body structure, ease of assembly improves work efficiency, and reduces energy consumption, and save the cost is shared by controller using sunk type
The design method of cover board facilitates the later period to replace various forms of controllers, by the setting of quadrangle motor cover board, using hanging
Make, by polygon, guide plate is connect with cabinet with the wind, so that the airflow of box house is more smooth, passes through air inlet
The setting of net cover structure, can reduce the resistance of air inlet, while preventing foreign matter from falling into and damaging components in blower, pass through four
There is unique structure and air duct to move towards mode for the setting of polygon guide plate with the wind, and four air outlets connect air quantity in cabinet
Close to divide equally distribution, wind speed difference in face is small everywhere, avoids dead angle appearance, by the setting of reinforcing rib, reinforces mode using V-type,
Intensity is high, effectively improves the support strength of cabinet, so this kind of tetra- air duct body structure of FFU has wide application market.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with tool of the invention
Body embodiment is used to explain the present invention together, is not construed as limiting the invention.
Fig. 1 is FFU cabinet external structure schematic diagram of the invention；
Fig. 2 is FFU cabinet vertical cross-section structural schematic diagram of the invention；
Fig. 3 is the upright projection structural schematic diagram between air inlet net cover structure and quadrangle motor cover board of the invention；
Fig. 4 is quadrangle motor cover board top structure schematic diagram of the invention；
Fig. 5 is enlarged structure schematic diagram at A in Fig. 2 of the invention；
Figure label: 1, FFU cabinet；2, general fixed plate；3, controller；4, air inlet net cover structure；5, shield；6, it installs
Through slot；7, air inlet mesh enclosure；8, air inlet；9, blower；10, quadrangle motor cover board；11, polygon guide plate with the wind；12, it first leads
Aerofoil；13, the second wind deflector；14, third wind deflector；15, air outlet；16, air-supply plate；17, reinforcing rib；18, handle；19, it protects
Angle；20, air-ducting ring；21, supply air duct.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments, is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment one:
It please refers to shown in Fig. 1-Fig. 5, the present invention provides a kind of technical solution: a kind of tetra- air duct body structure of FFU, including FFU case
Body 1, the 1 inner cavity top side of FFU cabinet are connected with general fixed plate 2, and the general fixed plate 2 is set as rectangle subsider
Structure, and controller 3 is installed in the general fixed plate 2, facilitate installation, will be sunk to inside FFU cabinet 1 under controller 3, is risen
To good protective effect, staff is avoided to knock over, securely and reliably, 1 center of top of FFU cabinet is connected with air inlet net
Cover structure 4 is designed using the square orifice of 25*25cm, and the air inlet net cover structure 4 includes shield 5, and the shield 5
It is tightly connected with FFU cabinet 1, installation through slot 6 is offered at the top of the shield 5, is connected with air inlet on the inside of the installation through slot 6
Mesh enclosure 7, wherein air inlet mesh enclosure 7 is rounded, and net muscle is 1.2mm, can reduce the resistance of air inlet, while preventing foreign matter from falling into wind
Components are damaged in machine 9, the air inlet mesh enclosure 7 is arranged right below air inlet 8, and the air inlet 8 is provided with the FFU cabinet
On 1, the air inlet 8 is arranged right below blower 9, and 9 bottom of blower is connected with quadrangle motor cover board 10, the quadrangle
10 top of motor cover board, four sides are symmetrically connected with polygon guide plate 11 with the wind, and the polygon is connected on 11 top of guide plate with the wind
1 inside top of FFU cabinet, using the hanging make of quadrangle motor cover board 10, so that the air-flow stream inside FFU cabinet 1
Logical more smooth, guide plate 11 includes the first wind deflector 12 to the polygon with the wind, and described first wind deflector, 12 one end is connected with second
Wind deflector 13,13 end of the second wind deflector have been smoothly connected third wind deflector 14, can be smoothly directing to air-flow flowing, and
First wind deflector 12 and adjacent polygon are formed with air outlet 15 between guide plate 11 with the wind, are capable of forming four air ducts,
So that air quantity is close to distribution is divided equally in FFU cabinet 1, wind speed difference in face is small everywhere, avoids dead angle appearance, the air outlet 15 1
Side is equipped with air-supply plate 16, and the air-supply plate 16 inclination is connected to 1 inside of FFU cabinet, and guiding air-flow moves downward, the FFU
1 inner cavity top of cabinet and inner wall are symmetrically connected with reinforcing rib 17, and the section of the reinforcing rib 17 is set as V-structure, enhancing
The structural strength of cabinet, resistance to compression are durable.
In the present embodiment, the 1 top quadrangle of FFU cabinet is symmetrically connected with handle 18, facilitates carrying, and the FFU case
1 bottom four corners of body are respectively connected with corner protector 19, so that the structure of 1 corner of FFU cabinet is stronger, so that FFU cabinet 1 is fixed when installing
It is stronger, it is connected between the controller 3 and blower 9 by electric wire, convenient for controlling the revolving speed of blower 9, for adjusting air-supply
Air quantity.
In the present embodiment, it is connected with air-ducting ring 20 between the air inlet 8 and the air intake of blower 9, there is sealing and lead
To effect, convenient for the entrance of air-flow, the quadrangle motor cover board 10 is vacantly arranged inside FFU cabinet 1, and four side
The sideline of shape motor cover board 10 and the sideline shape of FFU cabinet 1 are at a certain angle, and guide plate 11 vertically connects the polygon with the wind
At 10 edge of quadrangle motor cover board, and the polygon is formed with supply air duct 21 between 9 outside of guide plate 11 and blower with the wind,
Mode is moved towards with unique structure and air duct, convenient for forming whirlwind, face wind speed difference everywhere is reduced in cabinet, avoids dead
Angle occurs, and improves the uniformity of cabinet interior air-flow.
In the present embodiment, first wind deflector 12 is smoothly connected with third wind deflector 14 at 13 both ends of the second wind deflector,
Angle is acute angle between first wind deflector 12 and the second wind deflector 13, and the side of second wind deflector 13 is set as cambered surface
Structure reduces resistance convenient for being oriented to the flowing of air-flow, reduces wind energy loss, improves the performance of complete machine, the air-supply plate 16
It is set as arc panel, and 16 bottom end of air-supply plate is located at 10 lower section of quadrangle motor cover board, guiding air-flow circulates downwards, convenient for sending
Wind.
In the present embodiment, the FFU cabinet 1 is set as rectangular parallelepiped structure, and structure is simple, and size is suitable, ease of assembly.
Embodiment two:
As shown in Figures 2 and 3, the air-supply plate 16 is symmetrically connected to 1 intracavity bottom of FFU cabinet, the outlet of the air outlet 15
Corresponding to be directed toward 1 four jiaos of FFU cabinet, the air-flow flowed out in this way from air outlet 1 can quickly guiding air-flow be downward by air-supply plate 16
Movement, improves air output and air supply efficiency.
The present invention is improved in this kind of tetra- air duct body structure of FFU, by using the structure type of four guide plates with the wind, energy
Four air ducts are enough formed, internal flow-disturbing point is reduced, make the air-flow more smooth homogeneous of box house, while simplifying cabinet knot
Structure, ease of assembly improve work efficiency, and share the design method of cover board using sunk type by controller 3, facilitate the later period more
Various forms of controllers are changed, by the setting of quadrangle motor cover board 10, using hanging make, with the wind by polygon
Guide plate 11 is connect with FFU cabinet 1, so that the airflow of box house is more smooth, by the setting of air inlet net cover structure 4,
The resistance of air inlet can be reduced, while preventing foreign matter from falling into and damaging components in blower 9, passes through four polygons guide plate with the wind
There is unique structure and air duct to move towards mode for 11 setting, and four air outlets 15 make the close respectively distribution of air quantity in cabinet,
Wind speed difference in face is small everywhere, avoids dead angle appearance, by the setting of reinforcing rib 17, reinforces mode using V-type, intensity is high, has
Effect improves the support strength of cabinet, improves service life.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of tetra- air duct body structure of FFU, including FFU cabinet (1), it is characterised in that: FFU cabinet (1) inner cavity top
Side is connected with general fixed plate (2), and the general fixed plate (2) is set as the structure of rectangle subsider, and the general fixation
It is equipped with controller (3) in plate (2), FFU cabinet (1) center of top is connected with air inlet net cover structure (4), the air inlet
Mouth net cover structure (4) includes shield (5), and the shield (5) and FFU cabinet (1) are tightly connected, the shield (5)
Top offers installation through slot (6), is connected with air inlet mesh enclosure (7) on the inside of the installation through slot (6), the air inlet mesh enclosure (7) is just
Lower section is equipped with air inlet (8), and the air inlet (8) is provided on the FFU cabinet (1), sets immediately below the air inlet (8)
Have blower (9), blower (9) bottom is connected with quadrangle motor cover board (10), quadrangle motor cover board (10) top
Four sides are symmetrically connected with polygon guide plate (11) with the wind, and guide plate (11) top is connected to FFU cabinet (1) to the polygon with the wind
Inside top, guide plate (11) includes the first wind deflector (12) to the polygon with the wind, the first wind deflector (12) one end connection
Have the second wind deflector (13), the second wind deflector (13) end has been smoothly connected third wind deflector (14), and described first leads
Aerofoil (12) and adjacent polygon are formed with air outlet (15) between guide plate (11) with the wind, and air outlet (15) side is equipped with
Blow plate (16), and the air-supply plate (16) inclination is connected on the inside of FFU cabinet (1), FFU cabinet (1) inner cavity top and
Inner wall is symmetrically connected with reinforcing rib (17), and the section of the reinforcing rib (17) is set as V-structure.
2. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: at the top of the FFU cabinet (1)
Quadrangle is symmetrically connected with handle (18), and the FFU cabinet (1) bottom four corners are respectively connected with corner protector (19).
3. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: the controller (3) and blower
(9) it is connected between by electric wire.
4. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: the air inlet (8) and blower
(9) air-ducting ring (20) are connected between air intake.
5. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: the quadrangle motor cover board
(10) hanging setting is internal in FFU cabinet (1), and the sideline in the sideline of the quadrangle motor cover board (10) and FFU cabinet (1)
Shape is at a certain angle.
6. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: polygon guide plate with the wind
(11) it is vertically connected on quadrangle motor cover board (10) edge, and the polygon guide plate (11) and blower (9) outside with the wind
Between be formed with supply air duct (21).
7. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: first wind deflector (12)
It is smoothly connected with third wind deflector (14) in the second wind deflector (13) both ends, first wind deflector (12) and the second wind deflector
(13) angle is acute angle between, and the side of second wind deflector (13) is set as globoidal structure.
8. tetra- air duct body structure of a kind of FFU according to claim 1, it is characterised in that: the air-supply plate (16) is set as
Arc panel, and the air-supply plate (16) bottom end is located at below quadrangle motor cover board (10).
9. tetra- air duct body structure of a kind of FFU according to claim 1 or 2, it is characterised in that: the FFU cabinet (1) sets
For rectangular parallelepiped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910571650.4A CN110206767A (en) | 2019-06-28 | 2019-06-28 | A kind of tetra- air duct body structure of FFU |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910571650.4A CN110206767A (en) | 2019-06-28 | 2019-06-28 | A kind of tetra- air duct body structure of FFU |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110206767A true CN110206767A (en) | 2019-09-06 |
Family
ID=67795203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910571650.4A Pending CN110206767A (en) | 2019-06-28 | 2019-06-28 | A kind of tetra- air duct body structure of FFU |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110206767A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021143971A1 (en) * | 2020-01-14 | 2021-07-22 | Ziehl-Abegg Se | Support module for a fan and fan having a corresponding support module |
-
2019
- 2019-06-28 CN CN201910571650.4A patent/CN110206767A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021143971A1 (en) * | 2020-01-14 | 2021-07-22 | Ziehl-Abegg Se | Support module for a fan and fan having a corresponding support module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207214333U (en) | A kind of window Fresh air handling units of adjustable flange and its composition | |
| CN110206767A (en) | A kind of tetra- air duct body structure of FFU | |
| CN112325412A (en) | Horizontal laminar flow ward device | |
| WO2018235947A1 (en) | Air conditioning indoor unit | |
| CN205048579U (en) | Embedding machine | |
| CN208862732U (en) | It is a kind of with converter cabinet from double fluid to heat dissipation channel and cabinet body attachment device | |
| CN207132454U (en) | Indoor apparatus of air conditioner | |
| CN206449744U (en) | Fresh air air cleaner equipment | |
| CN205016886U (en) | European box transformer substation convenient for ventilation and heat dissipation | |
| CN208778291U (en) | The blower fan filtering unit of high energy efficiency | |
| CN208704026U (en) | A kind of floor air conditioner | |
| CN209131013U (en) | Air conditioner indoor unit and air conditioner | |
| CN208936472U (en) | A kind of air diffuser being easily installed | |
| CN210317940U (en) | Four wind channel box structures of FFU | |
| CN208418996U (en) | A kind of air purifier | |
| CN105890134B (en) | Air supply device and air conditioner with same | |
| CN209003167U (en) | A kind of file cabinet | |
| CN207603833U (en) | A kind of interchanger mounting bracket | |
| CN208398247U (en) | Air-purifying module | |
| CN207279875U (en) | A kind of new wind turbine in list air passage | |
| CN206846956U (en) | Ceiling type Rose Box and VMC | |
| CN216868727U (en) | Low-wind-resistance fresh air fan | |
| CN108895016A (en) | The blower fan filtering unit of high energy efficiency | |
| CN206145787U (en) | Air conditioner indoor unit and air conditioning system | |
| CN211650530U (en) | Valve plate, outdoor unit and air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |