CN101713414B - Blade-free electric fan - Google Patents

Blade-free electric fan Download PDF

Info

Publication number
CN101713414B
CN101713414B CN2009101548900A CN200910154890A CN101713414B CN 101713414 B CN101713414 B CN 101713414B CN 2009101548900 A CN2009101548900 A CN 2009101548900A CN 200910154890 A CN200910154890 A CN 200910154890A CN 101713414 B CN101713414 B CN 101713414B
Authority
CN
China
Prior art keywords
head
casing
shaking
bearing
motor
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.)
Expired - Fee Related
Application number
CN2009101548900A
Other languages
Chinese (zh)
Other versions
CN101713414A (en
Inventor
胡国贤
周洪祥
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hu Guoxian
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN2009101548900A priority Critical patent/CN101713414B/en
Publication of CN101713414A publication Critical patent/CN101713414A/en
Application granted granted Critical
Publication of CN101713414B publication Critical patent/CN101713414B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • 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

Landscapes

  • 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

A blade-free electric fan provided with blowing head comprises a base, a machine shell, a fan motor, a centrifugal blade, a blowing head and a small oscillating motor. The blowing head is connected with the machine shell, and four rings of the blowing head form a hollow air passage; the fan motor is coaxially connected with the centrifugal blade; a motor shaft and one end of a centrifugal blade connecting head are provided with safety nuts; the outside of the centrifugal blade is provided with the fan shell which is used for increasing the pressure of wind sucked by the centrifugal blade; the blowing head blows out strong wind through the air passage; the lower part of the shell is provided with an air inlet hole, a shell shaft seat is arranged in the center of the lower end of the shell, and the base is provided with a central shaft and a bearing which is connected rotationally with the shell shaft seat; and the oscillating motor is arranged at the bottom of the base, an oscillating pinion is arranged at one end of an oscillating motor shaft through a key pin, an oscillating gearwheel is engaged rotationally with the oscillating pinion and is connected with a shaft through the key pin, the other end of the shaft is provided with a bearing, the bearing is arranged above a support which is connected with the base, and the radius center of the oscillating gearwheel is provided with an oscillating arm which is movably connected with the bottom of the machine shell.

Description

A blowing blade-free electric fan
Technical field
The present invention relates to various domestic electric fans, a particularly a kind of blowing blade-free electric fan.
Background technique
The source of existing various electric wind pectinids all is to adopt the direct-firing structure of fan blade, and the direct-firing structure electric fan of this fan blade in use all exists various potential safety hazards, particularly also brings all inconvenience in cleaning process.
Summary of the invention
For this reason, technical problem to be solved by this invention provides a kind of beautiful shape, cleans convenient, a safe in utilization blowing blade-free electric fan.
The present invention's blowing blade-free electric fan comprises base, casing, fan motor, centrifugation blade, the blowing head, head-shaking motor, the blowing head links to each other with the casing consubstantiality, blowing four circle are hollow air channels, fan motor is connected with centrifugation blade is coaxial, one end of motor shaft and centrifugation blade connecting head is equipped with jam nut, the effect of jam nut is to prevent that centrifugation blade and motor break away from, Fan casing is equipped with in the outside of centrifugation blade, the effect of Fan casing is centrifugation blade to be sucked wind pressure increase, make the blowing head have high wind to blow out by the air channel, have intake opening below the shell, center, shell lower end is the shell axle bed, central shaft is housed above the base, adorn bearing above the central shaft, bearing is connected rotation with the shell axle bed, head-shaking motor is installed in the base bottom, the little tooth of shaking the head is installed in an end of head-shaking motor output shaft by key pin, the gearwheel of shaking the head rotates with the pinion of shaking the head, the gearwheel of shaking the head is connected with axle by key pin, the axle the other end is equipped with bearing, and Bearing Installation is on bearing, and bearing and base interconnect, swing arm is equipped with at the gearwheel center of radius of shaking the head place, and swing arm and bottom of shell flexibly connect.
Working principle of the present invention is such: drive and the coaxial centrifugation blade high speed rotating that is connected of fan motor axle when fan motor energising rotation, the high speed rotating of centrifugation blade makes the inner generation of Fan casing high speed and high pressure distinguished and admirable, special construction and seal action because of Fan casing, specific sense of rotation in conjunction with centrifugation blade, high speed and high pressure in the Fan casing is distinguished and admirable under the continuous rotary action of centrifugation blade, the intake opening outer by casing enters, flow to the blowing head by the air channel on the casing, make blowing four circle have wind to go out.
When the blowing head needs the swing blowing, connect the head-shaking motor power supply, at this moment head-shaking motor rotates and drives and the coaxial pinion rotation of shaking the head that is connected of head-shaking motor axle, also make simultaneously and the pinion of the shaking the head gearwheel of shaking the head rotates, swing arm is equipped with at gearwheel center of radius place because of shaking the head, swing arm swing makes and flexibly connects casing with swing arm and swing, and has realized the blowing that swings of blowing head.
Description of drawings
Fig. 1 is an embodiment of the invention structural drawing;
Fig. 2 faces outline drawing for the embodiment of the invention;
Embodiment
Referring to Fig. 1 and Fig. 2, the present invention's blowing blade-free electric fan comprises base 23, casing 9, fan motor 13, centrifugation blade 8, blowing 14, head-shaking motor 22, casing 9 is connected with blowing 14 consubstantiality, in blowing 14 4 circle is hollow air channel 12, have intake opening 7 below the casing 9, Fan casing 15 is installed in casing 9 inboards, fan motor 13 is installed in casing 9 the insides, Fan casing 15 the insides are centrifugation blades 8, centrifugation blade 8 and 13 coaxial connections of fan motor, jam nut 10 is equipped with at the spindle nose place that fan motor 13 is connected with centrifugation blade 8, casing 9 bottom centre place is connected with shell axle bed 16, bearing 18 is equipped with in shell axle bed 16 the insides, bearing 18 inner rings are connected with central shaft 19, central shaft 19 is installed in above the base 23, head-shaking motor 22 is installed in above base 23 bottom inside, the small gear 21 of shaking the head is connected with head-shaking motor 22 output shafts by key pin 20, the gearwheel 4 of shaking the head rotates with small gear 21 engagements of shaking the head, the gearwheel 4 of shaking the head is installed in above the axle 3 by pivot pin 5, the other end of axle 3 also is equipped with bearing 2, bearing 2 outer rings are installed in bearing 1 the inside, bearing 1 is connected with base 23 bottom inside, swing arm 6 is equipped with at the gearwheel 4 center of radius places of shaking the head, and the upper end of swing arm 6 and casing 9 bottoms flexibly connect.

Claims (1)

  1. The blowing blade-free electric fan, comprise base (23), casing (9), fan motor (13), centrifugation blade (8), blowing head (14), head-shaking motor (22), casing (9) is connected with blowing head (14) consubstantiality, in blowing head (14) four circles is hollow air channel (12), have intake opening (7) below the casing (9), Fan casing (15) is installed in casing (9) inboard, fan motor (13) is installed in casing (9) the inside, Fan casing (15) the inside is centrifugation blade (8), centrifugation blade (8) and coaxial connection of fan motor (13), jam nut (10) is equipped with at the spindle nose place that fan motor (13) is connected with centrifugation blade (8), casing (9) bottom centre place is connected with shell axle bed (16), bearing (18) is equipped with in shell axle bed (16) the inside, bearing (18) inner ring is connected with central shaft (19), central shaft (19) is installed in above the base (23), head-shaking motor (22) is installed in base (23) above the bottom inside, the small gear (21) of shaking the head is connected with head-shaking motor (22) output shaft by key pin (20), the gearwheel (4) of shaking the head rotates with small gear (21) engagement of shaking the head, the gearwheel (4) of shaking the head is installed in above the axle (3) by pivot pin (5), the other end of axle (3) also is equipped with bearing (2), bearing (2) outer ring is installed in bearing (1) the inside, bearing (1) is connected with base (23) bottom inside, swing arm (6) is equipped with at gearwheel (4) the center of radius place of shaking the head, and the upper end of swing arm (6) and casing (9) bottom flexibly connect.
CN2009101548900A 2009-11-26 2009-11-26 Blade-free electric fan Expired - Fee Related CN101713414B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009101548900A CN101713414B (en) 2009-11-26 2009-11-26 Blade-free electric fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009101548900A CN101713414B (en) 2009-11-26 2009-11-26 Blade-free electric fan

Publications (2)

Publication Number Publication Date
CN101713414A CN101713414A (en) 2010-05-26
CN101713414B true CN101713414B (en) 2011-04-06

Family

ID=42417319

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009101548900A Expired - Fee Related CN101713414B (en) 2009-11-26 2009-11-26 Blade-free electric fan

Country Status (1)

Country Link
CN (1) CN101713414B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD747454S1 (en) 2014-01-09 2016-01-12 Dyson Technology Limited Fan
USD747453S1 (en) 2014-01-09 2016-01-12 Dyson Technology Limited Fan

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101984299A (en) * 2010-09-07 2011-03-09 林美利 Electronic ice fan
CN101985948A (en) * 2010-11-27 2011-03-16 任文华 Bladeless fan
GB2486889B (en) 2010-12-23 2017-09-06 Dyson Technology Ltd A fan
GB2486892B (en) * 2010-12-23 2017-11-15 Dyson Technology Ltd A fan
GB2486890B (en) 2010-12-23 2017-09-06 Dyson Technology Ltd A fan
CN102155428A (en) * 2011-04-29 2011-08-17 美的集团有限公司 Fan structure
CN102777430A (en) * 2011-05-12 2012-11-14 任文华 Fan
GB2492963A (en) 2011-07-15 2013-01-23 Dyson Technology Ltd Fan with scroll casing decreasing in cross-section
GB2492962A (en) 2011-07-15 2013-01-23 Dyson Technology Ltd Fan with tangential inlet to casing passage
GB2492961A (en) 2011-07-15 2013-01-23 Dyson Technology Ltd Fan with impeller and motor inside annular casing
CN103104514B (en) * 2011-11-09 2016-04-13 杨丁平 A kind of without blade fan
CN102705248A (en) * 2012-04-18 2012-10-03 胡国贤 Bladeless electric fan with multi-shaped air blowing head
CN102817859A (en) * 2012-09-01 2012-12-12 胡国贤 Electric fan with double wind-collecting wind wheels and blade-free air-blowing head
CN102852858A (en) * 2012-09-25 2013-01-02 苏州原点工业设计有限公司 Silent fan without exposed vane
CN103195692B (en) * 2013-04-30 2016-05-18 任文华 Fan
CN105736325B (en) * 2014-12-11 2019-04-09 张伟 Interior air intake wind-tunnel air supply device
CN104990144A (en) * 2015-07-03 2015-10-21 珠海格力电器股份有限公司 Ceiling type fan
CN107687435A (en) * 2017-08-18 2018-02-13 代文华 A kind of rotary head bladeless fan

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488467A (en) * 1947-09-12 1949-11-15 Lisio Salvatore De Motor-driven fan
DE102004052223A1 (en) * 2004-10-27 2006-05-04 Dühring, Karl-Heinz, Dipl.-Ing. Roof-exhaust air fan, has blow-out fan pocket firmly connected with wind guide blade and arranged on support, so that blow-out surface is automatically aligned towards lee by wind, where fan is operated by solar and AC main power
CN101424278A (en) * 2007-09-04 2009-05-06 戴森技术有限公司 Fan

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2488467A (en) * 1947-09-12 1949-11-15 Lisio Salvatore De Motor-driven fan
DE102004052223A1 (en) * 2004-10-27 2006-05-04 Dühring, Karl-Heinz, Dipl.-Ing. Roof-exhaust air fan, has blow-out fan pocket firmly connected with wind guide blade and arranged on support, so that blow-out surface is automatically aligned towards lee by wind, where fan is operated by solar and AC main power
CN101424278A (en) * 2007-09-04 2009-05-06 戴森技术有限公司 Fan

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP昭56-167897A 1981.12.23

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD747454S1 (en) 2014-01-09 2016-01-12 Dyson Technology Limited Fan
USD747453S1 (en) 2014-01-09 2016-01-12 Dyson Technology Limited Fan

Also Published As

Publication number Publication date
CN101713414A (en) 2010-05-26

Similar Documents

Publication Publication Date Title
CN101713414B (en) Blade-free electric fan
CN201818513U (en) Electric fan without fan blades
CN102325631B (en) Rotationally driven air tool
CN102300643A (en) Pendulum mill
WO2014173172A1 (en) Paddle body and propeller having same
CN107084141A (en) A kind of monopole centrifugal blower
CN101708589A (en) Pneumatic turbine type hand-held mill with high torque
CN105090124A (en) Mechanism for adjusting guide blades at air inlet of magnetic-levitation draught fan synchronously
CN207406501U (en) A kind of double air intake centrifugal wind turbines of Wind Volume
CN202377047U (en) Wood flour grinder
CN111984075A (en) Industrial computer case with dust removal function
CN212119599U (en) Pneumatic rotatory cleaning device of MBR membrane
CN113373893A (en) Offshore oilfield platform capable of avoiding sea ice formation
CN211737492U (en) Novel multi-functional industrial fan
CN110150154B (en) A high-efficient type vacuum degassing device for milk processing
CN102425569A (en) Spiral combined air suction impeller
CN107237757A (en) A kind of modified miniature engine oil pump
CN203725105U (en) Liquid level self-adaptive defoaming paddle
CN208966640U (en) A kind of centrifugal ventilation fan
CN105805034A (en) Pipeline high gravity plasma purification separation fan
CN202065203U (en) Cotton suction blower of spinning machine
CN1296139C (en) Turbulent flow super fine crusher
CN215782404U (en) Dust device for screw air compressor
CN110043451A (en) A kind of Novel axial flow type turbine
CN2778224Y (en) Hand-operated burr-drill with high speed blade wheel

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Free format text: FORMER OWNER: ZHOU HONGXIANG

C41 Transfer of patent application or patent right or utility model
C53 Correction of patent for invention or patent application
CB03 Change of inventor or designer information

Inventor after: Hu Guoxian

Inventor before: Hu Guoxian

Inventor before: Zhou Hongxiang

COR Change of bibliographic data

Free format text: CORRECT: INVENTOR; FROM: HU GUOXIAN ZHOU HONGXIANG TO: HU GUOXIAN

TR01 Transfer of patent right

Effective date of registration: 20110520

Address after: 312452 Zhejiang city of Shengzhou Province town HUAFA Road No. 18

Patentee after: Hu Guoxian

Address before: 312452 Zhejiang city of Shengzhou Province town HUAFA Road No. 18

Co-patentee before: Zhou Hongxiang

Patentee before: Hu Guoxian

EE01 Entry into force of recordation of patent licensing contract

Assignee: Zhejiang city of Shengzhou province Yadi Electric Appliance Co. Ltd

Assignor: Hu Guoxian

Contract record no.: 2012330000008

Denomination of invention: Electric fan with double wind-collecting wind wheels and blade-free air-blowing head

Granted publication date: 20110406

License type: Exclusive License

Open date: 20100526

Record date: 20120113

EM01 Change of recordation of patent licensing contract

Change date: 20120515

Contract record no.: 2012330000008

Assignee after: Shengzhou Yadi Electric Co., Ltd.

Assignee before: Zhejiang city of Shengzhou province Yadi Electric Appliance Co. Ltd

EM01 Change of recordation of patent licensing contract

Change date: 20120515

Contract record no.: 2012330000008

Assignee after: Shengzhou Yadi Electric Co., Ltd.

Assignee before: Zhejiang city of Shengzhou province Yadi Electric Appliance Co. Ltd

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110406

Termination date: 20151126

CF01 Termination of patent right due to non-payment of annual fee