CN105971903A - 一种能够制冷的安全型电风扇 - Google Patents

一种能够制冷的安全型电风扇 Download PDF

Info

Publication number
CN105971903A
CN105971903A CN201610410584.9A CN201610410584A CN105971903A CN 105971903 A CN105971903 A CN 105971903A CN 201610410584 A CN201610410584 A CN 201610410584A CN 105971903 A CN105971903 A CN 105971903A
Authority
CN
China
Prior art keywords
air
air outlet
face cover
housing
air inlet
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.)
Withdrawn
Application number
CN201610410584.9A
Other languages
English (en)
Inventor
不公告发明人
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.)
Individual
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 CN201610410584.9A priority Critical patent/CN105971903A/zh
Publication of CN105971903A publication Critical patent/CN105971903A/zh
Withdrawn legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/08Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B41/00Pumping installations or systems specially adapted for elastic fluids
    • F04B41/06Combinations of two or more pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08Centrifugal pumps
    • F04D17/16Centrifugal pumps for displacing without appreciable compression
    • F04D17/165Axial entry and discharge
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/002Details, component parts, or accessories especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/08Sealings
    • F04D29/16Sealings between pressure and suction sides
    • F04D29/161Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/162Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/522Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/54Fluid-guiding means, e.g. diffusers
    • F04D29/541Specially adapted for elastic fluid pumps
    • F04D29/545Ducts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/58Cooling; Heating; Diminishing heat transfer
    • F04D29/582Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663Sound attenuation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/70Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/14Jet 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
    • F04F5/16Jet 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46Arrangements of nozzles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F5/00Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
    • F04F5/44Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
    • F04F5/46Arrangements of nozzles
    • F04F5/462Arrangements of nozzles with provisions for cooling the fluid
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0096Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater combined with domestic apparatus

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)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)

Abstract

本发明公开了一种能够制冷的安全型电风扇,包括进风组件和出风面罩;出风面罩设有进风孔、导风通道和出风狭孔;进风孔设置在出风面罩的背面中心处,出风狭孔设置在出风面罩的正面;进风组件包括壳体、设置在壳体中的吸风机、设置在壳体中的风道;还包括电冷片,壳体的一端设有作为风道进风口的网孔板,壳体的另一端设有风道出风口;风道出风口与出风面罩进风孔连通;出风面罩进风孔处设有安装部,壳体设有风道出风口的一端固定在该安装部中;电冷片设置在风道内且邻接网孔板处;吸风机是具有涡轮扇叶的涡轮风机;本发明具有噪音较小且出风量较大,以及能够制冷的优点。

Description

一种能够制冷的安全型电风扇
技术领域
本发明属于电风扇结构设计技术领域,具体涉及一种能够制冷的安全型电风扇。
背景技术
目前市售的无叶型安全风扇,包括底座和设置在底座上的环形出风面罩,底座中设有以涡轮式风机为主的吸风组件;这种风扇的最大优点是由于摒除了传统电风扇所用的扇叶,从而无论对大人还是幼儿均具有极好的安全性。但是这种风扇也存在以下不足之处:为了避免庞大臃肿,采用较小直径的底座,所以限制了涡轮式风机的大小,为了保证足够的出风量,涡轮式风机的转速较高,一般达到每秒几百至上千转,导致噪音很大,且难以根除;另外,由于涡轮式风机的直径太小,虽然其转速很高,但是出风量仍然不能与传统风扇相比,吹风效果不佳。
发明内容
本发明的目的是提供一种噪音较小、出风量较大以及能够制冷的安全型电风扇。
实现本发明目的的技术方案是:一种能够制冷的安全型电风扇,包括进风组件和出风面罩;出风面罩设有进风孔、导风通道和出风狭孔;进风孔设置在出风面罩的背面中心处,出风狭孔设置在出风面罩的正面;进风组件包括壳体、设置在壳体中的吸风机、设置在壳体中的风道;其特征在于:还包括电冷片,壳体的一端设有作为风道进风口的网孔板,壳体的另一端设有风道出风口;风道出风口与出风面罩进风孔连通;出风面罩进风孔处设有安装部,壳体设有风道出风口的一端固定在该安装部中;电冷片设置在风道内且邻接网孔板处;吸风机是具有涡轮扇叶的涡轮风机;涡轮风机的涡轮扇叶的外周壁的形状是圆锥台状;涡轮风机的外壳在邻接涡轮扇叶的一侧端的外周壁上设有锥形壁,该锥形壁邻接涡轮扇叶的一端的外径较小,远离涡轮扇叶的一端的外径较大;涡轮扇叶的中心处设有和该锥形壁适配的锥孔;壳体设有风道出风口的一端的外壁与出风面罩安装部的内壁之间设有密封圈;出风狭孔在出风面罩上排列成环状的外出风区和内出风区。
本发明通过改进吸风组件,使其具有噪音较小且出风量较大,以及能够制冷的优点。
附图说明
图1是本发明的一种结构示意图;
图2是图1所示吸风组件的一种正视图。
具体实施方式
(实施例1)
本实施例是一种用于安全型电风扇的吸风组件,见图1和图2所示,包括进风组件1和出风面罩2;出风面罩设有进风孔21、导风通道22和出风狭孔23;进风孔设置在出风面罩的背面中心处,出风狭孔设置在出风面罩的正面;进风组件包括壳体11、设置在壳体中的吸风机12、设置在壳体中的风道13;壳体的一端设有作为风道进风口的网孔板14,壳体的另一端设有风道出风口15;风道出风口与出风面罩进风孔连通;出风面罩进风孔处设有安装部24,壳体设有风道出风口的一端固定在该安装部中,。
壳体设有风道出风口的一端的外壁与出风面罩安装部的内壁之间设有密封圈4。
所述吸风机是涡轮风机或具有扇叶的风扇。本实施例所用的是具有涡轮扇叶121的涡轮风机,但是选用普通风扇也是可行的,并且可以有效降低噪音。
本实施例还包括多个电冷片3;电冷片设置在风道内且邻接网孔板处;在具体实践中,也可将电冷片设置在出风面罩内且邻接风道出风口处。
出风狭孔的基本形状呈弧线状,各出风狭孔之间留有间距。
出风狭孔在出风面罩上排列成环状的外出风区25和内出风区26。
显然,本发明的上述实施例仅仅是为清楚地说明本发明所作的举例,而并非是对本发明的实施方式的限定。对于所属领域的普通技术人员来说,在上述说明的基础上还可以做出其它不同形式的变化或变动。这里无需也无法对所有的实施方式予以穷举。而这些属于本发明的实质精神所引伸出的显而易见的变化或变动仍属于本发明的保护范围。

Claims (1)

1.一种能够制冷的安全型电风扇,包括进风组件和出风面罩;出风面罩设有进风孔、导风通道和出风狭孔;进风孔设置在出风面罩的背面中心处,出风狭孔设置在出风面罩的正面;进风组件包括壳体、设置在壳体中的吸风机、设置在壳体中的风道;其特征在于:还包括电冷片,壳体的一端设有作为风道进风口的网孔板,壳体的另一端设有风道出风口;风道出风口与出风面罩进风孔连通;出风面罩进风孔处设有安装部,壳体设有风道出风口的一端固定在该安装部中;电冷片设置在风道内且邻接网孔板处;吸风机是具有涡轮扇叶的涡轮风机;涡轮风机的涡轮扇叶的外周壁的形状是圆锥台状;涡轮风机的外壳在邻接涡轮扇叶的一侧端的外周壁上设有锥形壁,该锥形壁邻接涡轮扇叶的一端的外径较小,远离涡轮扇叶的一端的外径较大;涡轮扇叶的中心处设有和该锥形壁适配的锥孔;壳体设有风道出风口的一端的外壁与出风面罩安装部的内壁之间设有密封圈;出风狭孔在出风面罩上排列成环状的外出风区和内出风区。
CN201610410584.9A 2013-08-28 2013-08-28 一种能够制冷的安全型电风扇 Withdrawn CN105971903A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610410584.9A CN105971903A (zh) 2013-08-28 2013-08-28 一种能够制冷的安全型电风扇

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310380468.3A CN103410768B (zh) 2013-08-28 2013-08-28 安全型电风扇
CN201610410584.9A CN105971903A (zh) 2013-08-28 2013-08-28 一种能够制冷的安全型电风扇

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201310380468.3A Division CN103410768B (zh) 2013-08-28 2013-08-28 安全型电风扇

Publications (1)

Publication Number Publication Date
CN105971903A true CN105971903A (zh) 2016-09-28

Family

ID=49603801

Family Applications (6)

Application Number Title Priority Date Filing Date
CN201610412571.5A Withdrawn CN105971904A (zh) 2013-08-28 2013-08-28 一种噪音较小的安全型电风扇
CN201610410584.9A Withdrawn CN105971903A (zh) 2013-08-28 2013-08-28 一种能够制冷的安全型电风扇
CN201610422080.9A Withdrawn CN105864077A (zh) 2013-08-28 2013-08-28 噪音较小的安全型电风扇
CN201610411012.2A Active CN105927513B (zh) 2013-08-28 2013-08-28 一种出风量较大的安全型电风扇
CN201310380468.3A Active CN103410768B (zh) 2013-08-28 2013-08-28 安全型电风扇
CN201610412591.2A Withdrawn CN105864075A (zh) 2013-08-28 2013-08-28 出风量较大的安全型电风扇

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201610412571.5A Withdrawn CN105971904A (zh) 2013-08-28 2013-08-28 一种噪音较小的安全型电风扇

Family Applications After (4)

Application Number Title Priority Date Filing Date
CN201610422080.9A Withdrawn CN105864077A (zh) 2013-08-28 2013-08-28 噪音较小的安全型电风扇
CN201610411012.2A Active CN105927513B (zh) 2013-08-28 2013-08-28 一种出风量较大的安全型电风扇
CN201310380468.3A Active CN103410768B (zh) 2013-08-28 2013-08-28 安全型电风扇
CN201610412591.2A Withdrawn CN105864075A (zh) 2013-08-28 2013-08-28 出风量较大的安全型电风扇

Country Status (1)

Country Link
CN (6) CN105971904A (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106996380B (zh) * 2017-03-09 2023-07-07 珠海格力电器股份有限公司 送风装置
CN109122797B (zh) * 2018-08-08 2024-03-15 唐山挨个来食品有限公司 一种可防止骨渣粘连的禽类熟肉制品分割封装机
CN110360475A (zh) * 2019-08-09 2019-10-22 佛山市清源科技有限公司 具有静音大风量风道结构的照明装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2309450Y (zh) * 1997-06-24 1999-03-03 简登炤 具冷、热风切换的电扇
CN102242737A (zh) * 2011-08-15 2011-11-16 李耀强 带双喷气口的无叶风扇
CN102865214A (zh) * 2010-12-17 2013-01-09 任文华 无叶风扇装置
CN102900656A (zh) * 2010-12-17 2013-01-30 任文华 无叶风扇装置
US20130161842A1 (en) * 2009-03-04 2013-06-27 Dyson Technology Limited Humidifying apparatus

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2942976B1 (fr) * 2009-03-13 2012-12-14 Bernard Etcheparre Dispositif de projection de fluide par effet de souffle d'air
CN201650800U (zh) * 2010-03-17 2010-11-24 李永海 一种无叶电风扇
TWM411477U (en) * 2011-01-28 2011-09-11 Zhong Qin Technology Co Ltd Frame of bladeless fan
JP5879502B2 (ja) * 2011-03-29 2016-03-08 パナソニックIpマネジメント株式会社 涼風機
CN202023756U (zh) * 2011-05-09 2011-11-02 福州核心电子科技有限公司 无叶风扇
CN102889250A (zh) * 2011-07-17 2013-01-23 任文华 无叶风扇
CN202228443U (zh) * 2011-08-15 2012-05-23 任文华 无叶风扇
US8829795B2 (en) * 2011-08-29 2014-09-09 Tai-Her Yang Electric axial-flow fan having turbine type waterproof enclosure and application thereof
JP5838296B2 (ja) * 2011-09-01 2016-01-06 パナソニックIpマネジメント株式会社 送風装置
GB2499041A (en) * 2012-02-06 2013-08-07 Dyson Technology Ltd Bladeless fan including an ionizer
CN202789597U (zh) * 2012-06-01 2013-03-13 邱凌众 一种无叶风扇
CN202900773U (zh) * 2012-10-18 2013-04-24 宁波时荣电器科技有限公司 一种无叶风扇的出风口结构
CN203067310U (zh) * 2012-11-01 2013-07-17 魏利 冷热切换式无叶风扇

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2309450Y (zh) * 1997-06-24 1999-03-03 简登炤 具冷、热风切换的电扇
US20130161842A1 (en) * 2009-03-04 2013-06-27 Dyson Technology Limited Humidifying apparatus
CN102865214A (zh) * 2010-12-17 2013-01-09 任文华 无叶风扇装置
CN102900656A (zh) * 2010-12-17 2013-01-30 任文华 无叶风扇装置
CN102242737A (zh) * 2011-08-15 2011-11-16 李耀强 带双喷气口的无叶风扇

Also Published As

Publication number Publication date
CN103410768A (zh) 2013-11-27
CN103410768B (zh) 2016-08-31
CN105927513B (zh) 2019-03-26
CN105864075A (zh) 2016-08-17
CN105864077A (zh) 2016-08-17
CN105971904A (zh) 2016-09-28
CN105927513A (zh) 2016-09-07

Similar Documents

Publication Publication Date Title
CN105971903A (zh) 一种能够制冷的安全型电风扇
CN103410783B (zh) 一种无叶风扇
CN103410754B (zh) 无叶双头风扇
CN103410759B (zh) 一种安全型双头电风扇
CN103410755B (zh) 一种安全型电风扇
CN103423199B (zh) 无叶风扇
CN103410787B (zh) 安全型电风扇
CN103410753B (zh) 安全型电风扇
CN105736429A (zh) 一种噪音较小且出风量较大的安全型双头电风扇
CN106286397A (zh) 一种能制冷的安全型电风扇
CN103410756B (zh) 安全型双头电风扇
CN203362643U (zh) 空气净化器静音风道
CN103410758B (zh) 安全型双头电风扇
CN105715566A (zh) 一种无叶双头风扇
CN103410769B (zh) 安全型双头电风扇
CN103410710B (zh) 安全型双头电风扇
CN104841597A (zh) 环保节能型雾炮

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20160928

WW01 Invention patent application withdrawn after publication