CN106523408A - Large-sized industrial fan integrating motor and fan blades - Google Patents
Large-sized industrial fan integrating motor and fan blades Download PDFInfo
- Publication number
- CN106523408A CN106523408A CN201710017533.4A CN201710017533A CN106523408A CN 106523408 A CN106523408 A CN 106523408A CN 201710017533 A CN201710017533 A CN 201710017533A CN 106523408 A CN106523408 A CN 106523408A
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- CN
- China
- Prior art keywords
- fan
- motor
- rotating device
- integral type
- shaft
- 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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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
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
- F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans
-
- 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
- F04D29/002—Details, component parts, or accessories 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/388—Blades characterised by construction
-
- 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
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps 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)
Abstract
The invention discloses a large-sized industrial fan integrating a motor and fan blades. The large-sized industrial fan comprises a fan support and a fan device, wherein the fan device comprises a fan guard, a center rotating device and an automatic eccentric rotating device; a fan motor fixing flange is arranged on the center rotating device; the center rotating device is welded into the fan guard through the fan motor fixing flange; the automatic eccentric rotating device is positioned at the lower end of a fan head; and an electrical equipment control box is arranged on the outer end of the fan guard, and electrically connected with the center rotating device. The large-sized industrial fan is convenient to use; castors with brakes can also be conveniently operated, so that the large-sized industrial fan can flexibly move and is durable, that is, the large-sized industrial fan can move to any required places; by utilization of the large-air-volume and low-rotating-speed fan technology and by adoption of the a 48 V full direct-current variable-frequency motor, the defect that a common floor fan is big in noise, small in coverage area, high in energy consumption, and the like can be overcome; and the large-sized industrial fan can freely swing, thereby enlarging the air supply area and increasing the air supply distance.
Description
Technical field
The present invention relates to ventilation installation, more particularly to a kind of large-scale electric fan of motor blower fan integral type.
Background technology
Present summer is so hot, not only southern china, even the north wait some city maximum temperatures all 35 degree with
On.Major part solves the problems, such as us for application of the air-conditioning in our lives.But, there are some, they are also in quilt
This problem annoyings.That is exactly the employees for being operated in our most basic units.We are eager to solve this problem, but not good
Method, we also want to use air-conditioning, but so big Factory Building, several main frames are used, how many pipelines will be filled, invested many again
Few, the electricity charge afterwards are an expensive expenditure again.Air-conditioning is limited in that fixed position is difficult to change, for those
For the work of needs activity, that is unaccommodated.Factory Building can also be split by the pipeline of air-conditioning, make one piece of the space of Factory Building
One piece, it is difficult to again the space of Factory Building is effectively utilized.The disadvantage of air-conditioning cannot also improve the air of interior,
The intake of air-conditioning is limited, and the air in that room effectively can not be swapped.
And be that powerful wind-force using the general disadvantage of conventional fan, sphere of action is the space of a very little,
In one big space, we will need several fans, can thus increase energy consumption.And conventional fan also has many drawbacks：
1) high rotating speed blow-through human body, brings many health problems；
2) dust in the lower easily absorption air of high rotating speed operation, not easy to clean, and has a strong impact on service life；
3) coverage is minimum, high energy consumption；
4) use in industrial premises and tall and big venue, affect the aesthetics of workshop and venue.
5) using extremely inconvenience, and easily bring safety problem.
The present invention provides a kind of motor blower fan integral type large-scale industrial fan, and large scale industry ceiling fan solves the problems referred to above.
But large scale industry ceiling fan cannot be moved, a position can only be fixed on, it is impossible to flexibly moved, and the ceiling fan is to installing
Environment is also required, and typically can only be installed in Factory Building.And outdoor, open air cannot then be used.
In consideration of it, being necessary a large-scale fan of exploitation, it is adaptable to the field such as any business, industry, animal husbandry, storage environment
Institute, meets aeration-cooling needs comprehensively.
The content of the invention
The invention mainly solves the technical problem of providing a kind of motor blower fan integral type large-scale fan, above-mentioned being deposited is solved
Deficiency.
To achieve these goals, the technical scheme taken of the present invention is：A kind of motor blower fan integral type large scale industry wind
Fan, includes：Support frame for fan and fan assembly, the fan assembly are arranged on support frame for fan, the fan assembly bag
Fan shroud, center rotating device, automatic eccentric rotary device are included, the center rotating device is provided with a fan electromotor and fixes
Flange, the center rotating device are welded in fan shroud by fan electromotor mounting flange, the fan shroud it is upper and lower
Two ends are provided with swivel bearing and respectively upper swivel bearing and Shaft hold, and are provided with center in the upper swivel bearing
Axle, the end thread of the upper central shaft are connected with swivel bearing fastening plates on, and the Shaft holds interior being provided with
Central shaft, the end thread of the lower central shaft are connected with swivel bearing fastening plates, the automatic eccentric rotary device position
In the lower end of fan head, the fan shroud outer end is additionally provided with an electric appliance control box, and the electric appliance control box is filled with center rotating
Put electric connection.
Preferably, the center rotating device includes：Fan electromotor outer rotor and fan blade component fixed disk, motor and fan blade
Component, the motor include motor shaft, electric motor end cap, coil of stator of motor and motor shaft tail bearing, the motor shaft and electricity
Machine stator coil is fastened by keyway, and the motor is arranged in motor shaft tail bearing, and the motor shaft tail bearing is installed
In electric motor end cap, the electric motor end cap is arranged in fan electromotor outer rotor and fan blade component fixed disk, the electric motor end cap
On be welded with fan electromotor fixed plate, the center weld of the fan shroud has a fan electromotor mounting flange, the fan electricity
Machine mounting flange is provided with screwed hole, and the fan electromotor mounting flange is threadedly coupled with fan electromotor fixed plate, the fan blade
Component includes connecting rod and fan blade, and one end of the connecting rod is connected with fan electronics outer rotor and fan blade component fixed disk, institute
State fan blade and be provided with bar-shaped trough, the other end and the fan blade of the connecting rod are detachably connected by bar-shaped trough.
Preferably, the fan support seat includes Moving caster, fan center rest, fan support arm, support frame for fan,
The fan center rest is installed in support frame for fan lower end with Moving caster, and the fan support arm is located at support frame for fan
Top is simultaneously connected with support frame for fan, and the fan support arm is a circular mechanism.
Preferably, the fan shroud includes：Fan front protection cover, fan rear shield, fan side protection network, the fan
Front protection cover, fan rear shield and fan side protection network are installed together and are fastened with fixed plate.
Preferably, the cover of the fan front protection cover and fan rear shield is formed by steel wire winding, the fan side
Annular bending after protection network rustless steel panel beating punching is formed, and is equipped with reinforcement on the fan front protection cover and fan rear shield
Muscle.
Preferably, the lower end of the fan support arm is provided with a fan head swinging casing, the automatic eccentric rotary device peace
It is mounted in fan head swinging casing.
Preferably, a diameter of 1.5m-2.0m of the fan shroud.
The invention discloses a kind of motor blower fan integral type large-scale industrial fan, the fan is easy to use, the foot of strap brake
Wheel also conveniently can be operated, flexibly mobile, durable in use, where can arbitrarily moving to your needs.Using Wind Volume, the slow-speed of revolution
Fan technology, using 48 volts of full direct current variable frequency motors, it is to avoid the noise of popular flooring fan is big, area coverage is little, energy
Consume high limitation.70 degree of pivot angle scope meets air-supply and covers large area, can produce approximate 500 squares of effective air-flow,
Comprehensive reinforcing air circulation can all experience nice and cool mild wind over 40 meters of fan.Can swing automatically, increase fan
Blowing range, using motor blower fan integral structure, reduce the spatial dimension of fan, make fan practicality higher.
Description of the drawings
Fig. 1 is a kind of explosive view of motor blower fan integral type large-scale industrial fan of the present invention；
Fig. 2 is a kind of front view of motor blower fan integral type large-scale industrial fan of the present invention；
Fig. 3 is a kind of side view of motor blower fan integral type large-scale industrial fan of the present invention；
Fig. 4 is a kind of top view of motor blower fan integral type large-scale industrial fan of the present invention；
Fig. 5 is a kind of signal of the center rotating device of motor blower fan integral type large-scale industrial fan of the present invention
Figure；
Wherein：
1- deckboards, 2- fan electromotors outer rotor and fan blade component fixed disk, 3- connecting rods, 4- fan blades, 5- motor shafts
Tail bearing, 6- electric motor end caps, 7- motor shafts, 8- fan electromotor mounting flanges, 9- coil of stator of motor, 10- fan electromotors are solid
Fixed board, 11- fan support arms, 12- electric appliance control boxes, 13- fan front protection covers, 14- fan shroud Os Draconis, 15- reinforcements, 16-
Fan side protection network, 17- fan rear shields, 18- Moving casters, 19- fan center rests, 20- adjusting nuts, 21- fans
Steady brace, 22- fan head swinging casings, 23- are shaken the head reducing motor, and 24- Shafts hold fastening plates, and 25- Shafts hold peace
Dress plate, 26- are shaken the head eccentric, and 27- shakes the head connecting rod swing arm, 28- support frame for fan, central shaft under 29-, 30- fan head swinging casings
Cover plate, the upper swivel bearing fastening plates of 31-, the upper swivel bearing installing plates of 32-, 33- fix reinforcing plate, the upper central shafts of 34-, on 35-
Swivel bearing, the automatic eccentric rotary devices of 36-.
Specific embodiment
Below against accompanying drawing, by the description to embodiment, further details of is made to the specific embodiment of the present invention
Explanation, it is therefore an objective to help those skilled in the art to have more complete, accurate and deep reason to design of the invention, technical scheme
Solution, and contribute to its enforcement.
As shown in Figures 1 to 5, a kind of motor blower fan integral type large-scale industrial fan, includes：Support frame for fan 28 and wind
Fan device, the fan assembly are arranged on support frame for fan 28, and the fan assembly includes fan shroud, center rotating dress
Put, automatic eccentric rotary device 36, the center rotating device is provided with a fan electromotor mounting flange 8, the center rotating
Device is welded in fan shroud by fan electromotor mounting flange 8, and the upper and lower ends of the fan shroud are provided with swivel bearing
And respectively upper swivel bearing 35 and Shaft hold, the upper swivel bearing 35 is arranged in upper swivel bearing installing plate 32,
The Shaft holds and holds in installing plate 25 installed in Shaft, is provided with central shaft in the upper swivel bearing 35
34, the end thread of the upper central shaft 34 is connected with swivel bearing fastening plates 31 on, and the Shaft holds interior being provided with
Once central shaft 29, the end thread of the lower central shaft 29 are connected with swivel bearing fastening plates 24, the automatic bias
Tumbler 36 is located at the lower end of fan head, and the fan shroud outer end is additionally provided with an electric appliance control box 12, the electrical equipment control
Case 12 is electrically connected with center rotating device.
In the present embodiment, the center rotating device includes：Fan electromotor outer rotor and fan blade component fixed disk 2, electricity
Machine and fan blade component, the motor include motor shaft 7, electric motor end cap 6, coil of stator of motor 9 and motor shaft tail bearing 5, wind
The outer rotor of fan motor is set directly in fixed disk, is reduced the assembling process of part, is more firmly mounted motor, described
Motor shaft 7 is fastened by keyway with coil of stator of motor 9, and the motor is arranged in motor shaft tail bearing 5, the motor shaft
Tail bearing 5 is arranged in electric motor end cap 6, and the electric motor end cap 6 is arranged on fan electromotor outer rotor and fan blade component fixed disk 2
In, fan electromotor fixed plate 10 is welded with the electric motor end cap 6, the center weld of the fan shroud has a fan electromotor solid
Determine flange 8, the fan electromotor mounting flange 10 is provided with screwed hole, and the fan electromotor mounting flange 8 is solid with fan electromotor
Fixed board 10 is threadedly coupled, and is easy to the dismounting and maintenance of motor, the fan blade component to include connecting rod 3 and fan blade 4, the connecting rod
3 one end is connected with fan electronics outer rotor and fan blade component fixed disk 2, and the fan blade 4 is provided with bar-shaped trough, the connecting rod
3 other end is detachably connected by bar-shaped trough with fan blade 4, is needed to change when local fan blade 4 is damaged, is changed without the need for high-volume,
Local replacing is only needed, maintenance cost has been saved, cost is reduced.
In the present embodiment, the fan support seat includes Moving caster 18, fan center rest 19, fan support arm
11st, support frame for fan 28, the lower end of the fan center rest are provided with adjusting nut 20 and fan steady brace 21, and fan is stable
Pillar 21 is contacted with ground, when needing to move whole device, adjusts adjusting nut 20, makes fan steady brace 21 depart from ground
Face, now Moving caster 18 contact with ground surface make whole device can with shift position, the fan center rest 19 with move
Dynamic castor 18 is installed in 28 lower end of support frame for fan, and the fan support arm 11 is located above support frame for fan 28 and and fan
Bracing frame 28 connects, and the fan support arm 11 is a circular mechanism.
In the present embodiment, the fan shroud includes：Fan front protection cover 13, fan rear shield 17, fan side shield
Net 16, the fan front protection cover 13, fan rear shield 17 and fan side protection network 16 are installed together and with by upper rotation
Bearing fastening plates 31 and Shaft hold fastening plates 24 and fasten, and are then entangled by fan support arm 11, are the installations of fan shroud
More fasten.
In the present embodiment, the cover of the fan front protection cover 13 and fan rear shield 17 is formed by steel wire winding, institute
Annular bending after stating the rustless steel panel beating punching of fan side protection network 16 is formed, the fan front protection cover 13 and fan rear shield
Reinforcement 15 and fan shroud Os Draconis 14 are equipped with 17, make the intensity of fan shroud higher, extend the use longevity of fan shroud
Life, improves the safety for using,
In the present embodiment, the lower end of the fan support arm 11 is provided with a fan head swinging casing 22, the automatic bias
Tumbler 36 is arranged in fan head swinging casing 22, and fan head swinging casing 22 is shaken with the fan positioned at 11 lower end of fan support arm
Head box cover 29 is installed together, and after reducing motor 23 of shaking the head is powered, the drive shaft of reducing motor 23 of shaking the head drives shakes the head
Eccentric 26 is rotated, and eccentric 26 of shaking the head drives the connecting rod swing arm 27 of shaking the head being attached thereto to swing, and connecting rod swing arm 27 of shaking the head passes through
Shaft is held fastening plates 24 and is connected with fan shroud, is made when reducing motor 23 of shaking the head is rotated, you can realize that fan assembly swings,
Increase blowing scope.
In the present embodiment, a diameter of 1.5m-2.0m of the fan shroud, uses for big factory, big workshop.
Advantages of the present invention：The fan is easy to use, and the castor of strap brake also conveniently can be operated, flexibly mobile, prolonged resistance to
With where can arbitrarily moving to your needs.Using Wind Volume, slow-revving fan technology, using 48 volts of full DC frequency-changings
Motor, it is to avoid the limitation such as the noise of popular flooring fan is big, area coverage is little, energy consumption is high.70 degree of pivot angle scope is full
Foot air-supply covers large area, can produce approximate 500 squares of effective air-flow, and comprehensive reinforcing air circulation opened for 40 meters away from fan
Nice and cool mild wind can all be experienced outward.Can swing automatically, increase the blowing range of fan, be tied using motor blower fan integral type
Structure, reduces the spatial dimension of fan, makes fan practicality higher.
The present invention is exemplarily described above in association with accompanying drawing, it is clear that the present invention is implemented
The restriction of formula, as long as employ the improvement of the various unsubstantialities that method of the present invention design and technical scheme are carried out；Or not
It is improved, the above-mentioned design of the present invention and technical scheme are directly applied to into other occasions, in protection scope of the present invention
Within.
Claims (7)
1. a kind of motor blower fan integral type large-scale industrial fan, it is characterised in that include：Support frame for fan and fan assembly,
The fan assembly is arranged on support frame for fan, and the fan assembly includes fan shroud, automatically center rotating device, bias
Tumbler, the center rotating device are provided with a fan electromotor mounting flange, and the center rotating device is by fan electricity
Machine mounting flange is welded in fan shroud, and the upper and lower ends of the fan shroud are provided with swivel bearing and respectively upper rotary shaft
Hold and hold with Shaft, central shaft on is installed in the upper swivel bearing, the end thread of the upper central shaft is connected with
Swivel bearing fastening plates on one, the Shaft hold in central shaft once is installed, the end thread of the lower central shaft connects
Swivel bearing fastening plates are connected to, the automatic eccentric rotary device is located at the lower end of fan head, the fan shroud outer end
An electric appliance control box is additionally provided with, the electric appliance control box is electrically connected with center rotating device.
2. a kind of motor blower fan integral type large-scale industrial fan according to claim 1, it is characterised in that the center turns
Dynamic device includes：Fan electromotor outer rotor and fan blade component fixed disk, motor and fan blade component, the motor include motor shaft,
Electric motor end cap, coil of stator of motor and motor shaft tail bearing, the motor shaft are fastened by keyway with coil of stator of motor, institute
Motor is stated in motor shaft tail bearing, the motor shaft tail bearing is arranged in electric motor end cap, the electric motor end cap
In fan electromotor outer rotor and fan blade component fixed disk, fan electromotor fixed plate, institute on the electric motor end cap, are welded with
The center weld for stating fan shroud has a fan electromotor mounting flange, and the fan electromotor mounting flange is provided with screwed hole, institute
State fan electromotor mounting flange to be threadedly coupled with fan electromotor fixed plate, the fan blade component includes connecting rod and fan blade, described
One end of connecting rod is connected with fan electronics outer rotor and fan blade component fixed disk, and the fan blade is provided with bar-shaped trough, the company
The other end of extension bar is detachably connected by bar-shaped trough with fan blade.
3. a kind of motor blower fan integral type large-scale industrial fan according to claim 1, it is characterised in that its feature exists
In the fan support seat includes Moving caster, fan center rest, fan support arm, support frame for fan, and the fan is stable
Support is installed in support frame for fan lower end with Moving caster, and the fan support arm is located above support frame for fan and and fan
Bracing frame connects, and the fan support arm is a circular mechanism.
4. a kind of motor blower fan integral type large-scale industrial fan according to claim 3, it is characterised in that the fan shield
Cover includes：Fan front protection cover, fan rear shield, fan side protection network, the fan front protection cover, fan rear shield and fan
Side shield net is installed together and is fastened with fixed plate.
5. a kind of motor blower fan integral type large-scale industrial fan according to claim 4, it is characterised in that before the fan
The cover of shield and fan rear shield is formed by steel wire winding, fan side protection network ring after rustless steel panel beating punching
Shape bending is formed, and is equipped with reinforcement on the fan front protection cover and fan rear shield.
6. a kind of motor blower fan integral type large-scale industrial fan according to claim 3, it is characterised in that outside the fan
The lower end of support is provided with a fan head swinging casing, and the automatic eccentric rotary device is arranged in fan head swinging casing.
7. a kind of motor blower fan integral type large-scale industrial fan according to claim 1, it is characterised in that the fan shield
A diameter of 1.5m-2.0m of cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017533.4A CN106523408B (en) | 2017-01-11 | 2017-01-11 | A kind of motor blower fan integral type large-scale industrial fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017533.4A CN106523408B (en) | 2017-01-11 | 2017-01-11 | A kind of motor blower fan integral type large-scale industrial fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106523408A true CN106523408A (en) | 2017-03-22 |
| CN106523408B CN106523408B (en) | 2019-03-26 |
Family
ID=58336887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710017533.4A Active CN106523408B (en) | 2017-01-11 | 2017-01-11 | A kind of motor blower fan integral type large-scale industrial fan |
Country Status (1)
| Country | Link |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514147Y (en) * | 2001-08-30 | 2002-10-02 | 国润电器（深圳）有限公司 | Electric fan capable of arbitrarily steering |
| EP1306558A1 (en) * | 2001-10-24 | 2003-05-02 | Snecma Moteurs | Electric-hydraulic device for changing the pitch of a fan |
| CN201306294Y (en) * | 2008-09-30 | 2009-09-09 | 周凯华 | Comfortable body sensing energy-saving fan |
| CN202326307U (en) * | 2011-11-22 | 2012-07-11 | 上海海事大学 | Three-dimensional electric fan |
| CN203035578U (en) * | 2013-01-29 | 2013-07-03 | 吴植棋 | Bidirectional industrial electric fan |
| US20140010682A1 (en) * | 2012-07-05 | 2014-01-09 | Minebea Co., Ltd. | Centrifugal fan |
| CN204828006U (en) * | 2015-08-06 | 2015-12-02 | 江门市科业电器制造有限公司 | Industrial upright fan |
| CN204942081U (en) * | 2015-08-27 | 2016-01-06 | 张亚 | A kind of New Type of Fan |
-
2017
- 2017-01-11 CN CN201710017533.4A patent/CN106523408B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2514147Y (en) * | 2001-08-30 | 2002-10-02 | 国润电器（深圳）有限公司 | Electric fan capable of arbitrarily steering |
| EP1306558A1 (en) * | 2001-10-24 | 2003-05-02 | Snecma Moteurs | Electric-hydraulic device for changing the pitch of a fan |
| CN201306294Y (en) * | 2008-09-30 | 2009-09-09 | 周凯华 | Comfortable body sensing energy-saving fan |
| CN202326307U (en) * | 2011-11-22 | 2012-07-11 | 上海海事大学 | Three-dimensional electric fan |
| US20140010682A1 (en) * | 2012-07-05 | 2014-01-09 | Minebea Co., Ltd. | Centrifugal fan |
| CN203035578U (en) * | 2013-01-29 | 2013-07-03 | 吴植棋 | Bidirectional industrial electric fan |
| CN204828006U (en) * | 2015-08-06 | 2015-12-02 | 江门市科业电器制造有限公司 | Industrial upright fan |
| CN204942081U (en) * | 2015-08-27 | 2016-01-06 | 张亚 | A kind of New Type of Fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106523408B (en) | 2019-03-26 |
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