CN110440342A - Fan wall structure and air conditioning unit of even air supply - Google Patents
Fan wall structure and air conditioning unit of even air supply Download PDFInfo
- Publication number
- CN110440342A CN110440342A CN201910779773.7A CN201910779773A CN110440342A CN 110440342 A CN110440342 A CN 110440342A CN 201910779773 A CN201910779773 A CN 201910779773A CN 110440342 A CN110440342 A CN 110440342A
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- Prior art keywords
- blower
- blower fan
- fan group
- wall construction
- air
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 15
- 238000010276 construction Methods 0.000 claims description 53
- 238000009423 ventilation Methods 0.000 claims description 8
- 238000012546 transfer Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 3
- 102100027284 Fanconi-associated nuclease 1 Human genes 0.000 description 4
- 101000914689 Homo sapiens Fanconi-associated nuclease 1 Proteins 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
-
- 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
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0071—Indoor units, e.g. fan coil units with means for purifying supplied air
- F24F1/0073—Indoor units, e.g. fan coil units with means for purifying supplied air characterised by the mounting or arrangement of filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Fluid Mechanics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a fan wall structure for uniformly supplying air and an air conditioning unit, wherein the fan wall structure comprises: the fan wall structure comprises at least two fan sets which are arranged at intervals up and down, each fan set comprises at least two fans which are arranged at intervals left and right, and every two adjacent fan sets are staggered from front to back, so that the fan wall structure is in an arc surface shape or an uneven ladder shape. The fan wall structure can ensure that air is uniformly supplied to the interior of the air conditioner box, improves the heat exchange efficiency of the heat exchanger, fully utilizes the dust holding capacity of the filter, and prolongs the service life of the filter.
Description
Technical field
The present invention relates to the blower wall constructions and air-conditioner set of air-conditioning technical field, especially balanced ventilation.
Background technique
Airhandling equipment generallys use belt wheel drive list blower and blows, and blower one's intention as revealed in what one says speed reaches 15m/s, but also
It is blower mouth region domain, other positions wind speed is uneven, influences the overall heat exchange effect of heat exchanger, in the position in face air port, mistake
Wind wind speed is high, is also easy to cause the heat exchanger in airhandling equipment to blow water, and filter is also easy blocking or damage, serious shadow
Ring the service life of components.
Therefore, the blower wall construction and air-conditioner set for how designing balanced ventilation are industry technical problems urgently to be resolved.
Summary of the invention
In order to solve the defect of single blower uneven air in the prior art, the present invention proposes the fan wall knot of balanced ventilation
Structure and air-conditioner set.
The technical solution adopted by the present invention is that designing the blower wall construction of balanced ventilation, comprising: at least two between the upper and lower every
The blower fan group of arrangement includes at least two or so spaced blowers, two adjacent blower fan groups in each blower fan group
Front and back is staggered, so that blower wall construction is in arc surfaced or rough ladder-like.
In one embodiment, blower wall construction is stepped, and all blowers in each blower fan group are located at same vertical flat
In face, two adjacent blower fan groups are located in different perpendiculars.There is the blower fan group of blower fan group for centre in upper and lower two sides
The blower fan group of blower fan group, the upper and lower two sides of intermediate blower fan group is located in the same vertical plane.
Preferably, the blower direction in all blower fan groups is consistent.
Preferably, the shortest distance in each blower fan group between the shell of adjacent two Fans is L, the impeller diameter of blower
For D, L >=0.7D.
Preferably, all blowers in blower wall construction work independently.
The invention also provides air-conditioner sets comprising: the air-conditioning box of above-mentioned blower wall construction, edge in air-conditioning box are installed
Gas flow direction is disposed with air inlet area, filtering area, heat transfer zone and blower wall construction from front to back.
Preferably, the fast region of gas flow rates is to adjust area in single blower work space-time tune case, in blower wall construction
Identical blower fan group is to adjust blower fan group with adjustment area height, other blower fan groups in blower wall construction in addition to adjusting blower fan group
Positioned at the front of adjustment blower fan group.
Preferably, the number of blower fan group be three, be respectively the first blower fan group from top to bottom arranged, the second blower fan group and
Third blower fan group, the second blower fan group are located at the rear of the first blower fan group and/or third blower fan group.
Preferably, when the actual motion load of air-conditioner set is rated load p, all blowers in blower wall construction are equal
It opens；And/or it when the actual motion load of air-conditioner set is 0.8p, closes and is located at left and right sides edge in the second blower fan group
Blower, other blowers in blower wall construction are kept it turning on；And/or it when the actual motion load of air-conditioner set is 0.6p, closes
It closes in the first blower fan group and third blower fan group and is located at the blower of left and right sides edge, other blowers holding in blower wall construction is opened
It opens；And/or it when the actual motion load of air-conditioner set is 0.4p, closes and is located at left and right in the first blower fan group and third blower fan group
The blower of both sides of the edge closes blower centrally located in the second blower fan group, other blowers in blower wall construction are kept
It opens；And/or when the actual motion load of air-conditioner set is 0, all blowers in blower wall construction are turned off.
Compared with prior art, the present invention is guaranteed in air-conditioning box by ladder-like or arc surfaced fan wall structure type
Portion's balanced ventilation, improves the heat exchange efficiency of heat exchanger at the phenomenon that avoiding heat exchanger from blowing water, and the air-flow uniform flow in air-conditioning box is passed through
Each region of filter, makes full use of the dust containing capacity of filter, and the service life of filter is more permanent.
Detailed description of the invention
Below with reference to embodiment and attached drawing, the present invention is described in detail, in which:
Fig. 1 is the front schematic view of blower wall construction in the present invention；
Fig. 2 is the schematic top plan view of blower wall construction in the present invention；
Fig. 3 is the side schematic view of blower wall construction in the present invention.
Specific embodiment
As shown in Figures 1 to 3, the blower wall construction that the preferred embodiment of the present invention proposes, comprising: fixed plate 1 is mounted on fixation
Multiple blower fan groups 2 on plate 1, blower fan group 2 are from top to bottom sequentially arranged at intervals, comprising at least two by a left side in each blower fan group 2
To the blower 21 that is sequentially arranged at intervals of the right side, the ventilation hole matched with blower 21 is offered in fixed plate 1, neighbouring two
It is staggered before and after blower fan group 2, is effectively reduced the loss that interferes with each other between two neighboring blower fan group 2, adjacent two in each blower fan group 2
The shortest distance between the shell of Fans 21 is L, and the impeller diameter of blower 21 is D, and shortest distance L is not less than 0.7 times of leaf
Wheel diameter, i.e. L >=0.7D, to guarantee that two Fans 21 of left and right will not interfere with each other loss, entire blower in the same blower fan group 2
Wall construction is from the appearance in arc surfaced or is in rough ladder-like.
In a preferred embodiment, the blower in all blower fan groups 2 is all made of same model, and the direction of blower 21 is consistent,
Guarantee air-flow it is uniform and stable flow through filter and heat exchanger, and all blowers 21 in blower wall construction work independently,
Any one Fans 21 in blower wall construction can be opened or closed according to the actual situation, realize the flexible modulation of air quantity.
As shown in Figures 1 to 3, in a preferred embodiment, blower wall construction is in rough ladder-like, each blower fan group 2
In blower 21 be located in the same vertical plane, that is, the height of blower 21 being located in the same blower fan group 2 is identical, and along level
Direction is arranged in a line, and two neighbouring blower fan groups 2 are located in different perpendiculars, and upper and lower two sides have blower
The blower fan group of group is intermediate blower fan group, and the blower fan group of two sides is located in the same vertical plane above and below intermediate blower fan group.
As shown in figure 3, the shape of fixed plate 1 according to the position design of blower fan group 2 in step-like, specifically, Gu
The main body of fixed board 1 is straight panel, and fixed plate 1 is vertically-mounted, which is provided with the square groove that opening is opened towards air-flow inflow direction
11, square groove 11 is linearly in the horizontal direction, and from top to bottom evenly spaced setting is in fixed plate 1, fixed plate 1
And the vertical plane on square groove 11 is mounting surface, the vertical plane of each 11 upside of square groove and the vertical plane of downside are respectively mounted
There is blower fan group, the vertical plane of square groove 11 itself is also equipped with blower fan group 2, the blower after being installed, on square groove 11
It is staggered before and after group and the blower fan group of its upper and lower two sides, visually stepped, the blower wall construction of such structure is simple, installs
Conveniently, production cost is low.
In another possible embodiments, the blower height in the same blower fan group is identical, and arranges in the horizontal direction
In alignment or camber line, the blower fan group in fan wall from top to bottom are staggered to form arc surfaced gradually.The shape root of fixed plate
According to the position design of blower fan group at arc surfaced, specifically, the main body of fixed plate is cambered plate, and fixed plate is pacified vertically
Dress, which is provided with the erecting bed for installing blower or blower fan group, and erecting bed has a vertical plane, two neighboring erecting bed it is vertical
It being staggered after in front, blower or blower fan group are mounted on the vertical plane of erecting bed, and such structure divides fan wall outlet air uniformity more preferable,
But structure is complicated, erroneous for installation, high production cost.
The invention also provides air-conditioner sets, especially unitary air handling unit comprising: above-mentioned fan wall knot is installed
The air-conditioning box of structure is disposed with air inlet area, filtering area, heat transfer zone and blower wall construction along gas flow direction in air-conditioning box,
Filtering area is sequentially installed with several filters, and heat transfer zone is equipped with heat exchanger.Blower wall construction is using ladder-like, to reduce wind
Interfere with each other loss between machine, ladder-like layout mainly according to inside air-conditioning box heat exchanger and filter loss situation make
It is fixed.By taking stair-stepping blower wall construction as an example, the fast region of gas flow rates is adjustment area on heat exchanger when single blower works,
Identical blower fan group is to adjust blower fan group with adjustment area height in blower wall construction, in blower wall construction in addition to adjusting blower fan group
Other blower fan groups be located in the same vertical plane, the horizontal distance adjusted between blower fan group and heat exchanger is greater than other blower fan groups
Horizontal distance between heat exchanger, that is to say, that adjustment blower fan group is located at the rear of other blower fan groups.Above-mentioned gas flowing
Speed can show that adjustment area can design according to actual needs by testing test, can be more than by gas flow rate in same plane
The region of preset value is set as adjustment area, can also set the highest region of gas flow rate in same plane to adjustment area.
Under normal circumstances, heat exchanger medium position is the highest point of heat exchange efficiency, i.e., heat exchanger central region is gas stream
Fireballing adjustment area is moved, behind the position for changing blower fan group 2, the wind speed uniform treatment at exchanger base and top is able to achieve, makes
The heat exchange efficiency for obtaining heat exchanger boundary is improved, likewise, the medium effeciency filter for filter, especially at positive pressure
And/or high efficiency particulate air filter, the sectional wind velocity where filter is uniform, makes full use of the dust containing capacity of all filters of entire section total
Volume, the service life of filter are just more permanent.
As shown in Figures 1 to 3, in a preferred embodiment, the number of blower fan group 2 is three, is from top to bottom arranged respectively
First blower fan group 201, the second blower fan group 202 and third blower fan group 203, blower in three blower fan groups is towards heat transfer zone, and
One blower fan group 201 and third blower fan group 203 are located in the same vertical plane, and the second blower fan group 202 is located at 201 He of the first blower fan group
The rear of 203 place perpendicular of third blower fan group is changed the reason is that wind speed when tradition list fan operation in the middle part of air-conditioning box is big
Hot device medium position is the highest point of heat exchange efficiency, and gas concentration is flowed through from filter middle portion, is easy blocking or damage filtering
Device, therefore by the setting of the position of the second blower fan group 202 apart from heat transfer zone remote position, by the first blower fan group 201 and third
Blower fan group 203 is arranged apart from the closer position in heat transfer zone, and to ensure that the wind speed in air-conditioning box is uniform, the air-flow in air-conditioning box is equal
The each region of uniform flow through filter and heat exchanger, makes full use of filter and heat exchanger, and the service life of filter more lengthens
Long, the heat exchange efficiency of heat exchanger is higher.
Blower 21 in all blower fan groups 2 is driven using direct current generator, and range of operation is 0 ~ 60Hz, the operation mould of fan wall
Formula can be adjusted according to the actual motion load of air-conditioner set, if the actual motion duty ratio rated load p of air-conditioner set is small,
It is run in the form of air-conditioner set is started using part fan, another part blower is closed, adjusts blower again than the starting of whole blowers
Rotational frequency is more energy saving, and loss is lower, and adjusting principle is to reduce the quantity for opening blower, can properly increase turning for blower 21
Dynamic frequency.
Air-conditioner set can use following mode according to the difference of operating load:
When the actual motion load of air-conditioner set is rated load p, all blowers in blower wall construction are opened；
When the actual motion load of air-conditioner set is 0.8p, closes in the second blower fan group 202 and be located at the wind of left and right sides edge
Machine, other blowers in fan wall are kept it turning on；
When the actual motion load of air-conditioner set is 0.6p, closes and be located at a left side in the first blower fan group 201 and third blower fan group 203
The blower of right both sides of the edge, other blowers in fan wall are kept it turning on；
When the actual motion load of air-conditioner set is 0.4p, closes and be located at left and right in the first blower fan group and third blower fan group 203
The blower of both sides of the edge closes blower centrally located in the second blower fan group 202, other blowers holding in fan wall is opened
It opens；
When the actual motion load of air-conditioner set is 0, all blowers in blower wall construction are turned off.
More specifically, in a preferred embodiment, the first blower fan group 201 passes through blower FAN1, the wind arranged from left to right
Machine FAN2 and blower FAN3 is constituted, and the second blower fan group 202 passes through blower FAN4, blower FAN5 and the blower arranged from left to right
FAN6 is constituted, and third blower fan group 203 passes through the blower FAN7, the blower FAN8 that arrange from left to right and blower FAN9 is constituted.
The preferred embodiment can use following mode:
When the actual motion load of air-conditioner set is rated load p, all blowers in blower wall construction are opened；
When the actual motion load of air-conditioner set is 0.8p, blower FAN4 and blower FAN6, blower FAN1, blower are closed
FAN2, blower FAN3, blower FAN5, blower FAN7, blower FAN8 and blower FAN9 are kept it turning on；
When the actual motion load of air-conditioner set is 0.6p, blower FAN1, blower FAN3, blower FAN7 and blower are closed
FAN9, blower FAN2, blower FAN4, blower FAN5, blower FAN6 and blower FAN8 are kept it turning on；
When the actual motion load of air-conditioner set is 0.4p, blower FAN1, blower FAN3, blower FAN5, blower FAN7 are closed
It is kept it turning on blower FAN9, blower FAN2, blower FAN4, blower FAN6 and blower FAN8；
When the actual motion load of air-conditioner set is 0, all blowers in blower wall construction are turned off.
It should be noted that the statements such as " upper and lower " that occurs in the present invention, " left and right ", " front and back " are simply to illustrate that component
Between relative bearing in three-dimensional space, be not meant to be the only embodiment, such as when blower fan group is between left and right every row
When column, comparatively, the blower in blower fan group is then to be alternatively arranged up and down, is staggered before and after two adjacent blower fan groups；For another example
When blower fan group is time interval arrangement, comparatively, the blower in blower fan group is then that left and right is alternatively arranged, two adjacent wind
Unit is staggered up and down.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. the blower wall construction of balanced ventilation characterized by comprising about at least two spaced blower fan groups, each
Include at least two or so spaced blowers in blower fan group, is staggered before and after the blower fan group of adjacent two, so that described
Blower wall construction is in arc surfaced or rough ladder-like.
2. blower wall construction as described in claim 1, which is characterized in that the blower wall construction is stepped, the blower
All blowers in group are located in the same vertical plane, and two adjacent blower fan groups are located in different perpendiculars.
3. blower wall construction as claimed in claim 2, which is characterized in that the blower fan group that upper and lower two sides have blower fan group is
Between blower fan group, the blower fan groups of two sides is located in the same vertical plane the intermediate blower fan group up and down.
4. blower wall construction as described in claim 1, which is characterized in that the blower direction in all blower fan groups is consistent.
5. blower wall construction as described in claim 1, which is characterized in that in each blower fan group the shell of adjacent two Fans it
Between the shortest distance be L, the impeller diameter of the blower is D, L >=0.7D.
6. blower wall construction as described in claim 1, which is characterized in that all blowers in the blower wall construction are independent
Work.
7. air-conditioner set, comprising: air-conditioning box is disposed with air inlet along gas flow direction in the air-conditioning box from front to back
Area, filtering area, heat transfer zone and blower wall construction, which is characterized in that the blower wall construction is used as claim 1 to 6 is any
Blower wall construction described in.
8. air-conditioner set as claimed in claim 7, which is characterized in that gas flow rates are fast in single blower work space-time tune case
Region be adjustment area, identical blower fan group is to adjust blower fan group with the adjustment area height in the blower wall construction, described
Other blower fan groups in blower wall construction in addition to adjusting blower fan group are located at the front of the adjustment blower fan group.
9. air-conditioner set as claimed in claim 8, which is characterized in that the number of the blower fan group is three, is by upper respectively
To the first blower fan group, the second blower fan group and third blower fan group of lower arrangement, second blower fan group is located at first blower fan group
The rear of the third blower fan group and/or.
10. air-conditioner set as claimed in claim 9, which is characterized in that when the actual motion load of the air-conditioner set is volume
When constant load p, all blowers in the blower wall construction are opened；
And/or it when the actual motion load of the air-conditioner set is 0.8p, closes and is located at left and right two in second blower fan group
The blower of side edge, other blowers in the blower wall construction are kept it turning on；
And/or when the actual motion load of the air-conditioner set is 0.6p, close first blower fan group and the third wind
It is located at the blower of left and right sides edge in unit, other blowers in the blower wall construction are kept it turning on；
And/or when the actual motion load of the air-conditioner set is 0.4p, close first blower fan group and the third wind
It is located at the blower of left and right sides edge in unit, closes blower centrally located in second blower fan group, the blower
Other blowers in wall construction are kept it turning on；
And/or when the actual motion load of the air-conditioner set is 0, all blowers in the blower wall construction are turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779773.7A CN110440342A (en) | 2019-08-22 | 2019-08-22 | Fan wall structure and air conditioning unit of even air supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910779773.7A CN110440342A (en) | 2019-08-22 | 2019-08-22 | Fan wall structure and air conditioning unit of even air supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110440342A true CN110440342A (en) | 2019-11-12 |
Family
ID=68437239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910779773.7A Pending CN110440342A (en) | 2019-08-22 | 2019-08-22 | Fan wall structure and air conditioning unit of even air supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110440342A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887122A (en) * | 2019-12-18 | 2020-03-17 | 广东海悟科技有限公司 | Fan device without wind cross and frame air conditioner thereof |
| CN111817661A (en) * | 2020-06-04 | 2020-10-23 | 华为技术有限公司 | Heat dissipation device and photovoltaic inverter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0979646A (en) * | 1995-09-14 | 1997-03-28 | Toshiba Corp | Air conditioning device |
| CN1156220A (en) * | 1995-08-25 | 1997-08-06 | 三菱电机株式会社 | Blower |
| CN201103554Y (en) * | 2007-09-05 | 2008-08-20 | 管印贵 | Multi-linkage non-volute casing centrifugal blower fan system |
| CN204388261U (en) * | 2014-12-17 | 2015-06-10 | 山东格瑞德集团有限公司 | Fan wall purification air-conditioning unit |
-
2019
- 2019-08-22 CN CN201910779773.7A patent/CN110440342A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1156220A (en) * | 1995-08-25 | 1997-08-06 | 三菱电机株式会社 | Blower |
| JPH0979646A (en) * | 1995-09-14 | 1997-03-28 | Toshiba Corp | Air conditioning device |
| CN201103554Y (en) * | 2007-09-05 | 2008-08-20 | 管印贵 | Multi-linkage non-volute casing centrifugal blower fan system |
| CN204388261U (en) * | 2014-12-17 | 2015-06-10 | 山东格瑞德集团有限公司 | Fan wall purification air-conditioning unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887122A (en) * | 2019-12-18 | 2020-03-17 | 广东海悟科技有限公司 | Fan device without wind cross and frame air conditioner thereof |
| CN111817661A (en) * | 2020-06-04 | 2020-10-23 | 华为技术有限公司 | Heat dissipation device and photovoltaic inverter |
| CN111817661B (en) * | 2020-06-04 | 2022-06-07 | 华为数字能源技术有限公司 | Heat dissipation device and photovoltaic inverter |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191112 |
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| RJ01 | Rejection of invention patent application after publication |