CN202545200U - Novel bladeless humidifying fan - Google Patents
Novel bladeless humidifying fan Download PDFInfo
- Publication number
- CN202545200U CN202545200U CN2012200617559U CN201220061755U CN202545200U CN 202545200 U CN202545200 U CN 202545200U CN 2012200617559 U CN2012200617559 U CN 2012200617559U CN 201220061755 U CN201220061755 U CN 201220061755U CN 202545200 U CN202545200 U CN 202545200U
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/14—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid
- F04F5/16—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being elastic fluid displacing elastic fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a novel bladeless humidifying fan, belonging to the technical field of fans. The novel bladeless humidifying fan comprises a main base and an air multiplying ring on the main base, and is characterized in that the main base is provided with a humidifying device; and the humidifying device is provided with a mist pipe of which a mist outlet faces the air multiplying ring. The novel bladeless humidifying fan is simple and reasonable in structure, heats air through a heating body, and can freely select to blow natural air or hot air; and through one or two air outlet rings, the air supply intensity is great and stable, and the air supply effect is good. The bladeless fan can realize less resistance against the fan and heavier air, is more energy-saving, and adds the humidifying and heating functions to realize a using effect that a common fan cannot achieve. Moreover, the humidifying device is in insertion fit with the main base to facilitate the assembly and disassembly.
Description
Technical field
The utility model belongs to the fan technical field, is specially a kind of novel no leaf humidification fan.
Background technique
No blade fan also makes air increase a times machine, and it can produce the cool breeze that nature continues, and because of on-bladed, can not cover dust or hurt curious children's finger, and more marvellous is that it is peculiarly shaped, and appearance is streamline but also salubrious not only, causes incomparable visual effect to the people.The product inspiration comes from the air blades hand-drying device, and the principle of hand-drying device is to force air to do water on hand through an osculum " brush ", and it is to produce by boasting in the otch that lets air rotate from one 1.3 mm wide, around annulus that air increases times machine.Produce by boasting because of air is forced in this circle, the air quantity of passing through can increase to 15 times, and speed per hour can increase to 35 kilometers.No blade fan fashion novel in design, because there is not fan blade, resistance is littler, does not have noise, does not have disposal of pollutants, energy-saving and environmental protection more, safety.Though existing no blade fan has structurally had significant improvement, can only blow natural wind, can not blowing hot-air, there is not humidification function yet.
In recent years; The fan of various forms of band damping devices occurs or do not had blade fan; For example, the Chinese utility model patent of CN 101825324 A that announced on 09 08th, 2010 is a kind of no blade fan with damping device; Its structure is at the main basal base rear of no blade fan one humidifier to be set, and the fog mouth of heater doubly encircles direction injection fog towards increasing; The Chinese utility model patent of CN 202017640 U that on October 26th, 2011 was announced; It also is a kind of no blade fan with damping device; Its structure is that a humidifier is set below the main basal base of blade fan; The fog mouth of heater doubly encircles inner chamber and communicates with increasing, and fog encircles doubly through increasing that inner chamber is distinguished and admirable to be taken out of; The Chinese utility model patent of CN 101832281 A that on September 15th, 2010 announced is a kind of conventional fan with heating apparatus, and its structure is that a damping device is set on fan base, and the fog mouth of damping device is arranged on the place ahead of fan head.The humidification fan of this form or humidification speed and the humidification effect of not having a leaf humidification fan are not desirable especially.
The model utility content
To the problems referred to above that exist in the existing technology; The purpose of the utility model is to design a kind of technological scheme with novel no leaf humidification fan of humidification function is provided; And also come heated air, blow natural wind or hot blast and can freely select through heater is set, easy to use.
Described a kind of novel no leaf humidification fan; The air that comprises main basal base and be installed on the main basal base increases doubly ring; It is characterized in that said main basal base bottom is provided with humidifier, said humidifier is provided with fog output hole and increases towards air and doubly encircle direction, and outward-dipping fog tube.
Described a kind of novel no leaf humidification fan is characterized in that the center line of fog tube fog output hole and horizontal line are 45 °～60 ° angles, preferred 50 °～55 °.
Described a kind of novel no leaf humidification fan, center line and the air that it is characterized in that said fog tube fog output hole increase and doubly encircle the central horizontal line and intersect, and the distance L between fog output hole mid point and the intersection point is 100-130mm, preferred 110-120mm.
Described a kind of novel no leaf humidification fan is characterized in that said fog tube is a pipe, and its fog output hole diameter is 15-20mm, preferred 16-18mm.
Described a kind of novel no leaf humidification fan; It is characterized in that described humidifier comprises the water storage box that is installed in the main basal base bottom; Atomising device is set in the water storage box; Fog tube is communicated with water storage box, and the water storage box bottom is equipped with base, and the fog control handle with the atomising device control connection is set on the base.
Described a kind of novel no leaf humidification fan; Ring is made up of outer shroud, interior ring and rear cowl cooperation to it is characterized in that increasing doubly by described air; Have the gap between outer shroud, interior ring and the rear cowl and go out vane and/or go out vane down on constituting, air increases annular heater is set in times ring cavity body.
Described a kind of novel no leaf humidification fan, ring is connected through fitting seat and main basal base to it is characterized in that increasing doubly by air, and air increases doubly ring and fitting seat flexible connection, and damping device is pegged graft with main basal base and is cooperated.
Described a kind of novel no leaf humidification fan is characterized in that in the described base negative ion generator being set, and the anion emission window is set on the base side wall, and the net sheet is set on the anion emission window, and water storage box adopts transparent material to process.
The air-humidification method of described novel no leaf humidification fan; It is characterized in that fog tube fog output hole and horizontal line are 45 °～60 ° angles and spray fog; Bulk range L is 100-130mm; Its fog jet velocity increases with air doubly encircles rear air-flow movement velocity than being 0.5-0.9:1, preferred 0.6-0.8:1.
A kind of novel no leaf humidification fan of the utility model, its structure are in fan main basal base bottom humidifier to be set, on humidifier, be provided with fog output hole and increase towards air and doubly encircle direction, and outward-dipping fog tube.With the fan of traditional band humidifier or there be not injection direction and the angle that the maximum difference of blade fan is fog, the fog of traditional humidifier all is that the airflow direction to fan sprays, and common design become humidifier nozzle as far as possible toward the fan head direction near.The design of the utility model has changed people's habitual thinking, the opposite direction of nozzle air-flow towards the fan rear of humidifier is sprayed fog, and limit certain angle and distance.Its humidification speed of the no blade fan of this structure and humidification effect and traditional significant raising of having compared.
In addition, the no leaf humidification fan of the utility model, simple and reasonable for structure, and also come heated air through heater is set, blow natural wind or hot blast and can freely select; Vane through one or two is set, blast intensity is big and steadily, it is effective to blow.No blade fan can make the resistance of fan littler, and the wind that blows out is bigger, and is more energy-conservation, and the colleague has increased humidification and heating function, reaches the incomparable using effect of conventional fan.Damping device is pegged graft with main basal base and is cooperated easy accessibility in addition.
Description of drawings
Fig. 1 is the utility model embodiment's a Facad structure schematic representation;
Fig. 2 is the utility model embodiment's a structure schematic representation;
Fig. 3 is the utility model cross-sectional view;
Fig. 4 concerns schematic representation for air increases the position of doubly encircling with fog tube;
Fig. 5 increases the partial enlarged drawing that doubly encircles the cross section for air;
Among the figure: the 1-air increases doubly ring; The 101-outer shroud; Ring in the 102-; The 103-rear cowl; 104-is last to go out vane; Go out vane under the 105-; The 106-thermal-protective coating; The 107-heater; 108-heater support; The 2-fitting seat; The 3-main basal base; The 4-damping device; The 401-fog tube; 402-fog control handle; The 403-atomising device; The 404-water storage box; The 5-base; The 6-socket; The 7-negative ion generator; 701-anion emission window; The 8-intake grill; The 9-dust filter net; The 10-control panel; The 11-assembly of blowing.
Embodiment
Below in conjunction with Figure of description the utility model is described further.
As shown in the figure, described no blade fan comprises main basal base 3 and is installed in air on the main basal base 3 and increases and doubly encircle 1, and damping device 4 is set on the main basal base 3, and damping device 4 is provided with fog output hole and increases the fog tube 401 of doubly encircling 1 direction towards air.Fog tube 401 is outward-dipping, and its fog output hole center line and horizontal line are 45 °～60 ° angles, preferred 50 °～55 °.Fog tube 401 is a pipe, and its fog output hole diameter is 15-20mm, preferred 16-18mm; The center line of said fog tube 401 fog output holes and air increase and doubly encircle 1 central horizontal line and intersect, and the distance L between fog output hole mid point and the intersection point is 100-130mm, preferred 110-120mm.Adopt the air-humidification method of above-mentioned no blade fan following: fog tube 401 fog output holes and horizontal line are 45 °～60 ° angles and spray fog, and the fog jet velocity increases with air doubly encircles 1 rear air-flow movement velocity than being 0.5-0.9:1, preferred 0.6-0.8:1.Angle and position and fog jet velocity that fog tube 401 is provided with; All directly influence humidification speed and humidification effect; Adopt above-mentioned technological means, help fog most and increased the air that the air-flow that doubly encircles 1 generation sucked and saw off forward humidification, play best humidification effect by air.
Described damping device 4 comprises the water storage box 404 that is installed in main basal base 3 bottoms; Atomising device 403 is set in the water storage box 404; Fog tube 401 is communicated with water storage box 404; Water storage box 404 bottoms are equipped with base 5, and the fog control handle 402 of setting and atomising device 403 control connections on the base 5 is through the discharge amount of rotation fog control handle 402 adjusting fogs.In the described base 5 negative ion generator 7 is set, on base 5 sidewalls anion emission window 701 is set, the net sheet is set on the anion emission window 701, can draw a large amount of the disseminating of negative ion.It is the small particle diameter negative ion that negative ion generator 7 can produce what human body was had medical care effect.Water storage box 404 adopts transparent material to process, and personnel easy to use observe the water yield in the water storage box 404.Air increases and doubly encircles 1 and be connected through fitting seat 2 and main basal base 3, and air increases and doubly encircles 1 and flexibly connect with fitting seat 2, air increase doubly encircle 1 can before and after rotate around fitting seat 2 front and back, freely adjust luffing angle, the adjusting of wind direction about the realization.Damping device 4 is pegged graft with main basal base 3 and is cooperated easy accessibility.Control panel 10 is set on the main basal base 3, control knobs such as head-shaking switch, air quantity switch, start switch, teleswitch, heater switch are set on the control panel 10.Base 5 is provided with socket 6.
Main basal base 3 one sides are provided with intake grill 8, on main basal base 3 sidewalls dust filter net 9 are set, and air-supply assembly 11 is set in main basal base 3 cavitys, and air increases and doubly encircles 1 suction port and be communicated with the air-out cavity of assembly 11 tops of blowing.Described air increases and doubly encircles 1 and cooperated by outer shroud 101, interior ring 102 and rear cowl 103 and to constitute, have between outer shroud 101, interior ring 102 and the rear cowl 103 go out on the formation of gap vane 104 and/or under go out vane 105.Air increases that doubly to encircle 1 cross section be beloid flared structure.According to actual needs, go out vane one or two can be set, go out on promptly vane 104 and/or under go out vane 105, be provided with one and go out vane and also can satisfy the practical application needs, be provided with two and go out vane, the air-supply better effects if.Air increases and doubly encircles the heater 107 that annular is set in 1 cavity, and heating unit 107 also can be arranged on air and increase in the air-out cavity that doubly encircles 1 suction port and air-supply assembly 11 tops.Air increases doubly to encircle in 1 the air passageways and is provided with heater support 108, and heater 107 is suitable with the shape of air multiplication ring 1 ringwise, and heater 107 is arranged in the heater support 108, the cross section of heater support 108 structure that takes the shape of the letter U.Air increases and doubly encircles 1 outer shroud 101, interior ring 102, rear cowl 103 inwalls and all be equipped with thermal-protective coating 106, has the gap between thermal-protective coating 106 and the heater 107, and thermal-protective coating 106 plays a protective role.On go out vane 104, the exhaust outlet height that goes out vane 105 down is 0.5-3.0mm, preferred 1.0-2.0mm.The thermal-protective material 106 of outer shroud 101, interior ring 102 inwalls is arranged between outer shroud 101, interior ring 102 and the heater support 108.Air increases and doubly encircles 1 inwall acoustical cotton can also be set, and air-supply assembly 11 inwalls also can be provided with acoustical cotton.
Adopt the air of said structure to increase doubly to encircle air that 1 such bottom produces by boasting through air increase doubly encircle 1 cavity after, the air pressure around can weakening, thus drive ambient air, the reinforcement air mass flow.On go out vane 104, two air ports of going out vane 105 have down aggravated air intake, produce air-flow and drive bigger wind speed.Because of following drive air does not need too big flow, so noise is also low, because drive air drives ambient air, so air quantity is played height than general fan.When air-flow when the finedraw that goes out vane 104, go out vane 105 down blows out with the speed per hour of 40-55 mile, the air that it will carry periphery secretly is together forward; Next is a negative pressure, air all forward, air increases the air pressure that doubly encircles after 1 and can reduce, and causes the rear more air to add with equilibrium air pressure, the air quantity of no blade fan is significantly enlarged, and reaches 15 times of the assembly 11 own extraction amounts of blowing.On the one hand; The air at the fan back side can from after replenish into forward, add strong center air-supply effect, on the other hand; The peripheral air of outlet frame also can replenish into because of the negative pressure that air-flow causes simultaneously; Widen the scope of blowing, various air-flow stacks will form and be several times as much as the air-supply effect that absorbs the air ability.
During work, socket 6 is connected with externally fed mechanism, air-supply assembly 11 is started working; Air is sucked from intake grill 8, and air is sent into by the assembly 11 of blowing in the air passageways of air multiplication ring 1 through after the filtration of dust filter net 9; At last from going out vane 104, go out vane 105 down and blow out, when air-flow from go out vane 104, when going out vane 105 and see off down, the air of periphery is together forward promptly to air multiplication ring 1 fore blow; Negative pressure appears in surrounding atmosphere, and the air pressure of air multiplication ring 1 back location reduces, thereby will be added with equilibrium air pressure by more air; Wind flow increases, and has strengthened the air-supply effect at air multiplication ring 1 center.After damping device 4 is opened, regulate fog control gear 402, give off an amount of fog, fog is sucked and sees off forward the air of humidification by air multiplication ring 1.After heating equipment 107 is opened, go out vane 104 on then, go out the wind that vane 105 goes out to see off down and be heated, thereby obtain warm braw.
Come the further beneficial effect of the said technological scheme of proof employing the utility model through following test below.
Test products: the said no leaf humidification fan of the utility model, traditional no leaf humidification fan, and both relevant parameters are identical.
Test site: two the same evaluation and test chambers, area 20 square meters, we see that before humidification indoor temperature is 20, humidity is 15.
Test method: at first we will not have and add an amount of water in the water storage box 404 of blade fan, tighten down water cover, be placed on and evaluate and test the neutral position, chamber, and humidifier is reached maximum humidification value, see the variation of room temperature; Through one hour wait, the humidity that the utility model does not have around the blade fan was 35.8, and the other humidity of door is 35.3; The humidity on window limit is 35.4, and room temperature is 16, and the power consumption in one hour is 0.035 degree; Power consumption is fewer, and whole room humidity ratio is more even.
Traditional no leaf humidification fan is placed another evaluation and test neutral position, chamber, humidifier is reached maximum humidification value, see indoor humidity and variation of temperature; Through one hour wait, the humidity around the no leaf humidification fan was 34.5, and the other humidity of door is 27.5, and the humidity on window limit is 28.2, and room temperature is 17.5, and the power consumption in one hour is 0.038 degree, and humidity is inhomogeneous in the whole room.
Compare for two and can find out, adopt the said no blade fan of the utility model to have better humidification and cooling-down effect than traditional no leaf humidification fan.
Claims (8)
1. novel no leaf humidification fan; The air that comprises main basal base (3) and be installed on the main basal base (3) increases doubly ring (1); It is characterized in that said main basal base (3) bottom is provided with humidifier (4); Said humidifier (4) is provided with fog output hole and increases doubly ring (1) direction towards air, and outward-dipping fog tube (401).
2. a kind of novel no leaf humidification fan as claimed in claim 1 is characterized in that the center line of fog tube (401) fog output hole and horizontal line are 45 °～60 ° angles.
3. a kind of novel no leaf humidification fan as claimed in claim 1, center line and the air that it is characterized in that said fog tube (401) fog output hole increase doubly that ring (1) central horizontal line intersects, and the distance L between fog output hole mid point and the intersection point is 100-130mm.
4. a kind of novel no leaf humidification fan as claimed in claim 1 is characterized in that said fog tube (401) is pipe, and its fog output hole diameter is 15-20mm.
5. a kind of novel no leaf humidification fan as claimed in claim 1; It is characterized in that described humidifier (4) comprises the water storage box (404) that is installed in main basal base (3) bottom; Atomising device (403) is set in the water storage box (404); Fog tube (401) is communicated with water storage box (404), and water storage box (404) bottom is equipped with base (5), and base (5) is gone up the fog control handle (402) that is provided with atomising device (403) control connection.
6. a kind of novel no leaf humidification fan as claimed in claim 1; Ring (1) cooperates formation by outer shroud (101), interior ring (102) and rear cowl (103) to it is characterized in that increasing doubly by described air; Have the gap between outer shroud (101), interior ring (102) and the rear cowl (103) and go out vane (104) and/or go out vane (105) down on constituting, air increases doubly to encircle annular heater (107) is set in (1) cavity.
7. a kind of novel no leaf humidification fan as claimed in claim 1; Ring (1) is connected through fitting seat (2) and main basal base (3) to it is characterized in that increasing doubly by air; Air increases doubly ring (1) and fitting seat (2) flexible connection, and damping device (4) is pegged graft with main basal base (3) and cooperated.
8. a kind of novel no leaf humidification fan as claimed in claim 5; It is characterized in that being provided with in the described base (5) negative ion generator (7); On base (5) sidewall anion emission window (701) is set; The anion emission window is provided with the net sheet on (701), and water storage box (404) adopts transparent material to process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200617559U CN202545200U (en) | 2011-12-29 | 2012-02-24 | Novel bladeless humidifying fan |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120564426 | 2011-12-29 | ||
| CN201120564426.1 | 2011-12-29 | ||
| CN2012200617559U CN202545200U (en) | 2011-12-29 | 2012-02-24 | Novel bladeless humidifying fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202545200U true CN202545200U (en) | 2012-11-21 |
Family
ID=46770820
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200617559U Expired - Fee Related CN202545200U (en) | 2011-12-29 | 2012-02-24 | Novel bladeless humidifying fan |
| CN2012100430636A Pending CN102661268A (en) | 2011-12-29 | 2012-02-24 | Novel non-leaf humidifying fan and method of humidifying |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012100430636A Pending CN102661268A (en) | 2011-12-29 | 2012-02-24 | Novel non-leaf humidifying fan and method of humidifying |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN202545200U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661268A (en) * | 2011-12-29 | 2012-09-12 | 乐清市畅想电器科技有限公司 | Novel non-leaf humidifying fan and method of humidifying |
| CN106762755A (en) * | 2017-02-20 | 2017-05-31 | 卢碧莲 | Intelligent air processing unit |
| CN110374922A (en) * | 2019-06-24 | 2019-10-25 | 武汉洁琅环保科技有限公司 | A kind of binary channels bladeless fan |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2999100B1 (en) * | 2012-12-06 | 2015-01-16 | Seb Sa | REFRESHING DEVICE |
| CN103982403B (en) * | 2013-02-07 | 2017-06-06 | 任文华 | Fan |
| CN103982401A (en) * | 2013-02-07 | 2014-08-13 | 任文华 | Fan |
| CN104964378B (en) * | 2015-06-29 | 2017-08-25 | 哈尔滨工业大学 | Cyclone-type air multiplication humidifier for air-conditioning system |
| CN106500226A (en) * | 2016-12-19 | 2017-03-15 | 长江大学 | A kind of ultrasonic air conditioner type health care bladeless fan |
| CN107687434B (en) * | 2017-09-30 | 2018-07-03 | 程凌军 | A kind of electric fan |
| CN108790137B (en) * | 2018-04-25 | 2021-04-20 | 泉州积力管道有限公司 | Semi-automatic plastic pipe expanding machine |
| CN110726239B (en) * | 2018-07-16 | 2021-07-23 | 重庆海尔空调器有限公司 | Hanging air conditioner |
| CN111365769B (en) * | 2020-03-06 | 2021-04-23 | 黑龙江建筑职业技术学院 | Indoor movable air conditioner air outlet structure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2468328A (en) * | 2009-03-04 | 2010-09-08 | Dyson Technology Ltd | Fan assembly with humidifier |
| ES2437740T3 (en) * | 2009-03-04 | 2014-01-14 | Dyson Technology Limited | Humidifying device |
| CN101832281B (en) * | 2010-04-29 | 2012-05-02 | 佛山市顺德区机灵电器有限公司 | Humidification fan |
| CN201671896U (en) * | 2010-05-27 | 2010-12-15 | 章恒毅 | Blade-less fan with negative ion generator |
| CN202017640U (en) * | 2011-04-01 | 2011-10-26 | 胡志辉 | Humidifying bladeless fan |
| CN202023756U (en) * | 2011-05-09 | 2011-11-02 | 福州核心电子科技有限公司 | Bladeless fan |
| CN202545200U (en) * | 2011-12-29 | 2012-11-21 | 乐清市畅想电器科技有限公司 | Novel bladeless humidifying fan |
-
2012
- 2012-02-24 CN CN2012200617559U patent/CN202545200U/en not_active Expired - Fee Related
- 2012-02-24 CN CN2012100430636A patent/CN102661268A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102661268A (en) * | 2011-12-29 | 2012-09-12 | 乐清市畅想电器科技有限公司 | Novel non-leaf humidifying fan and method of humidifying |
| CN106762755A (en) * | 2017-02-20 | 2017-05-31 | 卢碧莲 | Intelligent air processing unit |
| CN110374922A (en) * | 2019-06-24 | 2019-10-25 | 武汉洁琅环保科技有限公司 | A kind of binary channels bladeless fan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102661268A (en) | 2012-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20130224 |