WO2021147287A1 - 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法 - Google Patents

叶片平台、谐振风扇结构、谐振风扇及谐振出风方法 Download PDF

Info

Publication number
WO2021147287A1
WO2021147287A1 PCT/CN2020/104770 CN2020104770W WO2021147287A1 WO 2021147287 A1 WO2021147287 A1 WO 2021147287A1 CN 2020104770 W CN2020104770 W CN 2020104770W WO 2021147287 A1 WO2021147287 A1 WO 2021147287A1
Authority
WO
WIPO (PCT)
Prior art keywords
platform
fan
blade
resonant
reciprocating movement
Prior art date
Application number
PCT/CN2020/104770
Other languages
English (en)
French (fr)
Inventor
樊道航
Original Assignee
樊道航
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
Priority claimed from CN202020138829.9U external-priority patent/CN212055309U/zh
Priority claimed from CN202010071009.7A external-priority patent/CN111120419A/zh
Application filed by 樊道航 filed Critical 樊道航
Publication of WO2021147287A1 publication Critical patent/WO2021147287A1/zh

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
    • F04D33/00—Non-positive-displacement pumps with other than pure rotation, e.g. of oscillating type

Definitions

  • the invention belongs to the technical field of fan devices, and in particular relates to a blade platform, a resonance fan structure, a resonance fan and a resonance air outlet method.
  • the traditional electromagnetic fan consists of magnets, fan blades, coils and bearings. It uses magnetoelectric conversion to drive the fan blades to rotate to produce a fan effect.
  • Traditional electromagnetic fans have rotating parts, which are easy to damage and have a short working life under harsh outdoor environments such as high temperature, humidity, sand and dust.
  • the technical problem solved by the present invention the rotating parts of the traditional electromagnetic fan are easy to break under the harsh environment such as outdoor high temperature, humidity, sand and dust, and have a short working life.
  • the invention discloses a blade platform for a resonance fan, which comprises a platform and fan blades arranged on the platform.
  • the invention discloses a resonance fan structure, which comprises a blade platform and an electromechanical device connected with the blade platform to generate reciprocating movement.
  • the blade platform includes a platform and a fan blade arranged on the platform.
  • the invention discloses a resonance fan, which comprises a blade platform and electromechanical equipment connected with the blade platform to generate reciprocating movement.
  • the blade platform comprises a platform and fan blades arranged on the platform; wherein the electromechanical equipment is fixed on a mounting seat.
  • the invention also discloses a method of resonant air outlet using the above-mentioned resonant fan structure, connecting the blade platform to the electromechanical device that produces reciprocating movement, and controlling the reciprocating frequency of the electromechanical device to make it similar or the same as the natural resonance frequency of the blade platform, Ensure that the blade platform generates resonance, so that the fan blades arranged on the blade platform are largely deflected back and forth to blow out the wind, forming a fan effect.
  • the electromechanical device that generates the reciprocating movement is an actuator or mechanical vibration, a mechanical cam mechanism, etc.
  • the actuator is an electromagnetic actuator or a piezoelectric ceramic actuator.
  • each electromechanical device that generates reciprocating movement is rigidly fixed on a mounting seat.
  • the electromechanical device that generates reciprocating movement is arranged on a mounting seat of an integral structure, or each electromechanical device that generates reciprocating movement is correspondingly arranged on a separate mounting seat.
  • One or more fan blades are provided, and the fan blades are arranged around the platform, or arranged in a single direction, two directions, or three directions of the platform. Specifically, it is rigidly fixed on the platform in the form of a cantilever beam.
  • the platform is a flat plate, or the cross section of the platform is an arch, trapezoid or inverted trapezoid.
  • the platform is bonded or welded to the electromechanical device that generates reciprocating movement, or mechanically connected by bolting, clamping, etc., for example, a card slot is provided at both ends of the platform, and the top of the electromechanical device that generates reciprocating movement Set in the card slot.
  • the fan blade is an elastic sheet
  • the elastic sheet is an elastic sheet made of steel sheet, plastic, and carbon fiber.
  • the fan blades are rectangular or fan-shaped, or according to the actual application space, the fan blades can be designed to be circular, semicircular, trapezoidal or other geometric shapes.
  • the present invention has the following advantages:
  • the blade platform of the present invention can adopt platforms and fan blades with different structures, which is suitable for many different occasions and produces fan effects in different directions and ranges.
  • the resonant fan structure of the present invention controls the reciprocation of electromechanical equipment that produces reciprocating motion. Movement frequency. When the movement frequency of controlling the reciprocating movement is close to or the same as the natural frequency of the blade platform, the blade platform will resonate, causing the fan blade to deflect to and fro to produce a fan effect.
  • the resonant fan can work in harsh environments for a long time, and the structure of the fan blades has various changes, and the fan direction can be set at will, which has a good application prospect.
  • Figure 1 is a front view and a side view of the blade platform structure of a resonant fan
  • Figure 2 is a front view and a side view of the structure of the blade installation position in the blade platform of the resonant fan;
  • Figure 3 is a schematic diagram of a piezoelectric ceramic actuator used in a resonant fan structure
  • Figure 4 is a schematic diagram of the installation and working state of the piezoelectric ceramic actuator in the structure of the resonant fan;
  • Fig. 5 is a schematic diagram of the shape of fan blades in a resonant fan structure
  • Fig. 6 is a schematic diagram of the working state of a piezoelectric ceramic actuator with a resonant fan structure
  • Fig. 7 is a schematic diagram of the structure of the resonant fan structure using an electromagnetic actuator
  • Fig. 8 is a schematic diagram of the structure of the resonant fan using mechanical vibration mode
  • Fig. 9 is a schematic diagram of a cantilever installation structure in which the resonance fan structure adopts a mechanical vibration mode
  • Figure 10 is a schematic diagram of the vertical cross-section of four platform structures.
  • the invention discloses a blade platform for a resonance fan, which includes a platform 3 and a fan blade 4 arranged on the platform 3.
  • the invention discloses a resonant fan structure, which includes an electromechanical device 2 that generates reciprocating movement and a blade platform.
  • the blade platform includes a platform 3 and a fan blade 4 arranged on the platform 3.
  • the blade platform is arranged on the electromechanical device 2 that moves back and forth.
  • the blade platform includes a platform 3 and a fan blade 4 arranged on the platform 3.
  • the present invention discloses a resonant fan, comprising a blade platform and an electromechanical device 2 connected with the blade platform to produce reciprocating movement.
  • the blade platform includes a platform 3 and a fan blade 4 arranged on the platform 3; wherein the electromechanical device 2 is fixed on Mounting seat 1.
  • the present invention also discloses a method of resonant air discharge using the above-mentioned resonant fan structure.
  • the blade platform is connected to the electromechanical device 2 that produces reciprocating movement, and the electromechanical device 2 that produces reciprocating movement is controlled to deflect back and forth according to the set frequency.
  • the control produces reciprocating movement
  • the blade platform When the working frequency of the deflection of the electromechanical device 2 is close to or the same as the natural resonance frequency of the blade platform, the blade platform generates resonance, so that the fan blade 4 arranged on the blade platform is largely deflected back and forth to produce wind, forming a fan effect.
  • the electromechanical device 2 that generates reciprocating movement is an actuator or other electromechanical device capable of generating reciprocating movement, such as mechanical vibration, mechanical cam mechanism, and the like.
  • the actuator can be an electromagnetic actuator, a piezoelectric ceramic actuator, etc.
  • at least one electromechanical device 2 that produces reciprocating movement is provided, which is rigidly fixed on the mounting base 1.
  • the mounting base 1 is an integral structure or a separate structure, and all the electromechanical devices 2 that generate reciprocating movement are uniformly arranged on the mounting base 1 of the overall structure, or each electromechanical device 2 that generates reciprocating movement is correspondingly arranged on a separate mounting base 1 .
  • the electromagnetic actuator or mechanical vibration structure is directly connected to the platform 3 or connected to the platform 3 through a connecting rod 21.
  • One or more fan blades 4 are provided, and are rigidly fixed on the platform 3 in a cantilever manner.
  • the fan blades 4 are arranged around the platform 3, or arranged in a single direction, two directions, or three directions of the platform.
  • the fan blade 4 is an elastic sheet, and the elastic sheet can be a metal sheet, such as a steel sheet, or a suitable material may be selected according to the application, such as different types of non-metal elastic materials, such as elastic sheets made of plastic, carbon fiber, etc.
  • the fan blade 4 has a rectangular shape, a fan shape, or various other special shapes, such as a circular shape, a semicircular shape, and a trapezoidal shape. It can be set in a horizontal direction or a vertical direction; the fan blade 4 can be arbitrarily set at the blade installation angle, thereby changing the fan direction.
  • the platform is directly bonded or welded to the electromechanical equipment 2 that generates reciprocating movement, or mechanically connected by bolting, clamping, etc., for example, there are card slots 5 on the left and right ends of the platform 3, and the card slots 5 are generally set on the platform 3.
  • the electromechanical device 2 that produces reciprocating movement is arranged in the card slot 5 on the lower surface.
  • the structure of the platform 3 can have a variety of shapes. As shown in Figure 10, four shapes A, B, C, and D are listed. Shape A: The platform 3 is a flat plate structure, and the fan blades 4 are fixed on the flat plate.
  • Shape B the section of the platform 3 is arched, and the fan The blades 4 are set up or down to increase the range of the fan.
  • Shape C The platform 3 has a trapezoidal cross-section, preferably a separate mounting base 1, and the fan blades 4 are set up or down. When the fan blades 4 are set downwards, a separate mounting base 1 is preferred to keep the fan blades 4 down.
  • Shape D The cross-section of the platform 3 is a combination of two trapezoids arranged symmetrically up and down.
  • the fan can be installed in multiple directions, and the fan range is wide. The various forms of installation of the present invention can be adapted to different uses occasion.
  • the resonant fan of the present invention can work for a long time in a harsh environment, the blade structure changes variously, the fan direction can be set at will, and it has a good application prospect.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

一种用于谐振风扇的叶片平台、谐振风扇结构、谐振风扇、以及谐振出风方法。叶片平台包括平台（3）和设置在平台上的风扇叶片（4）。谐振风扇结构包括叶片平台和与叶片平台连接的产生往复移动的机电设备（2）。谐振风扇的叶片结构变化多样，可随意设置风扇出风方向。

Description

叶片平台、谐振风扇结构、谐振风扇及谐振出风方法 技术领域
本发明属于风扇装置技术领域，具体涉及一种叶片平台、谐振风扇结构、谐振风扇及谐振出风方法。
背景技术
传统电磁风扇包括磁铁、扇叶、线圈及轴承等组成，是利用磁电转换带动风扇叶片旋转，产生扇风效果。传统电磁风扇存在旋转部件，在户外高温、潮湿、沙尘等恶劣环境下，易损坏，工作寿命较短。
发明内容
本发明解决的技术问题：传统电磁风扇的旋转部件，在户外高温、潮湿、沙尘等恶劣环境下易坏，工作寿命较短。
技术方案：为了解决上述技术问题，本发明采用的技术方案如下：
本发明公开一种用于谐振风扇的叶片平台，包括平台和设置在平台上的风扇叶片。
本发明公开一种谐振风扇结构，包括叶片平台和与叶片平台连接的产生往复移动的机电设备，所述叶片平台包括平台和设置在平台上的风扇叶片。
本发明公开一种谐振风扇，包括叶片平台和与叶片平台连接的产生往复移动的机电设备，所述叶片平台包括平台和设置在平台上的风扇叶片；其中，机电设备固定在安装座上。
本发明还公开一种利用上述谐振风扇结构的谐振出风方法，在产生往复移动的机电设备上连接叶片平台，控制机电设备的往复移动频率，使其与叶片平台的固有谐振频率相近或相同，确保叶片平台产生谐振，使设置在叶片平台上的风扇叶片大幅度往复偏转而出风，形成风扇效果。
进一步地，所述产生往复移动的机电设备为作动器或者机械振动、机械凸轮机构等，所述作动器为电磁作动器或者压电陶瓷作动器。
进一步地，所述产生往复移动的机电设备至少设置有1个，刚性固定在一安装座上。所述产生往复移动的机电设备设置在一整体结构的安装座上，或者每个产生往复移动的机电设备对应设置在一单独的安装座上。
所述风扇叶片设置有一个或者多个，所述风扇叶片设置在平台的四周，或设置在平台的单一方向、二个方向、三个方向。具体是以悬臂梁的方式刚性固定在平台上。
进一步地，所述平台为一平板，或者所述平台的截面为拱形、梯形或者倒梯形。
进一步地，所述平台与产生往复移动的机电设备粘接、焊接连接，或者螺栓连接、卡接等机械连接方式，例如在平台的两端设置有卡槽，所述产生往复移动的机电设备顶端设置在卡槽内。
进一步地，所述风扇叶片为弹性薄片，所述弹性薄片为钢片、塑料、碳纤维制成的弹性薄片。
进一步地，所述风扇叶片为矩形或者扇形，或根据实际应用空间，风扇叶片可设计为圆形、半圆形、梯形或其他几何形状。
有益效果：与现有技术相比，本发明具有以下优点：
本发明的叶片平台可采用不同结构的平台和风扇叶片，适用于多种不同的场合，并产生不同方向和范围的扇风效果，本发明的谐振风扇结构，控制产生往复移动的机电设备的往复移动频率，当控制产生往复移动的运动频率与叶片平台固有频率相近或相同时，叶片平台产生谐振，使得风扇叶片大幅度往复偏转产生风扇效果。该谐振风扇能在恶劣环境下长期工作，风扇叶片结构变化多样，可随意设置扇风方向，具有较好的应用前景。
附图说明
图1是谐振风扇的叶片平台结构主视图和侧视图；
图2是谐振风扇的叶片平台中叶片安装位置结构主视图和侧视图；
图3是谐振风扇结构中的采用压电陶瓷作动器结构示意图；
图4是谐振风扇结构中的采用压电陶瓷作动器的安装与工作状态工作示意图；
图5是谐振风扇结构中的风扇叶片形状示意图；
图6是谐振风扇结构的采用压电陶瓷作动器的工作状态示意图；
图7是谐振风扇结构采用电磁作动器的结构示意图；
图8是谐振风扇结构采用机械振动方式的结构示意图；
图9是谐振风扇结构采用机械振动方式的悬臂安装结构示意图；
图10是四种平台结构竖向截面示意图。
具体实施方式
下面结合具体实施例，进一步阐明本发明，实施例在以本发明技术方案为前提下进行实施，应理解这些实施例仅用于说明本发明而不用于限制本发明的范围。
本发明公开一种用于谐振风扇的叶片平台，包括平台3和设置在平台3上的风扇叶片4。
本发明公开一种谐振风扇结构，包括产生往复移动的机电设备2和叶片平台，叶片平台包括平台3和设置在平台3上的风扇叶片4，叶片平台设置在往复移动的机电设备2上。叶片平台包括平台3和设置在平台3上的风扇叶片4。
本发明公开一种谐振风扇，包括叶片平台和与叶片平台连接的产生往复移动的机电设备2，所述叶片平台包括平台3和设置在平台3上的风扇叶片4；其中，机电设备2固定在安装座1上。
本发明还公开一种利用上述谐振风扇结构的谐振出风方法，在产生往复移动的机电设备2上连接叶片平台，控制产生往复移动的机电设备2按照设定频率往复偏转，当控制产生往复移动的机电设备2偏转的工作频率与叶片平台的固有谐振频率相近或相同时，叶片平台产生谐振，使设置在叶片平台上的风扇叶片4大幅度往复偏转而出风，形成风扇效果。
产生往复移动的机电设备2为作动器或者其他能产生往复移动的机电设备，例如机械振动、机械凸轮机构等。作动器可以是为电磁作动器、压电陶瓷作动器等等，为了保证振动效果和结构的稳定性，产生往复移动的机电设备2至少设置有1个，刚性固定在安装座1上。安装座1为整体结构或者分离式结构，产生往复移动的机电设备2全部均匀设置在整体结构的安装座1上，或者每个产生往复移动的机电设备2对应设置在一单独的安装座1上。电磁作动器或者机械振动结构直接与平台3连接或者通过连接杆21与平台3连接。
风扇叶片4设置有一个或者多个，并以悬臂梁的方式刚性固定在平台3上。风扇叶片4设置在平台3四周，或设置在平台的单一方向、二个方向、三个方向。风扇叶片4为弹性薄片，弹性薄片可以为金属片，例如钢片，或者根据使用场合 选择合适的材料，比如不同种类的非金属弹性材料，例如塑料、碳纤维等制成的弹性薄片。根据实际应用空间，风扇叶片4为矩形、扇形或者其他各种异型形状，例如圆形、半圆形、梯形等。可以水平方向设置或者竖直方向设置；风扇叶片4可以任意设置叶片安装角度，从而改变扇风方向。
平台与产生往复移动的机电设备2直接粘接、焊接连接，或者采用螺栓连接、卡接等机械连接方式，例如在平台3的左右两端设置有卡槽5，卡槽5一般设置在平台3的下表面，产生往复移动的机电设备2设置在卡槽5内。平台3的结构可以为多种形状，如图10所示，列举A，B，C，D四种形状，形状A：平台3为一平板结构，风扇叶片4固定在平板上，叶片向上、向下、向前和/或向后设置，风扇叶片4向下设置时，优选分离式的安装座1，便于留出风扇叶片4向下的延伸空间；形状B：平台3截面为拱形，风扇叶片4向上或者向下设置，增大扇风的范围。形状C：平台3截面为梯形，优选分离式的安装座1，风扇叶片4向上或者向下设置，风扇叶片4向下设置时，优选分离式的安装座1，便于留出风扇叶片4向下的延伸空间；形状D：平台3的截面为上下对称设置的2个梯形组合而成的形状，风扇可以多个方向安装，扇风范围广，本发明多种形式的安装方式可以适应不同的使用场合。
本发明的谐振风扇能在恶劣环境下长期工作，叶片结构变化多样，可随意设置扇风方向，具有较好的应用前景。
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (10)

  1. 一种用于谐振风扇的叶片平台，其特征在于：包括平台(3)和设置在平台(3)上的风扇叶片(4)。
  2. 一种谐振风扇结构，其特征在于：包括叶片平台和与叶片平台连接的产生往复移动的机电设备(2)，所述叶片平台包括平台(3)和设置在平台(3)上的风扇叶片(4)。
  3. 一种谐振风扇，其特征在于：包括叶片平台和与叶片平台连接的产生往复移动的机电设备(2)，所述叶片平台包括平台(3)和设置在平台(3)上的风扇叶片(4)；其中，机电设备(2)固定在安装座(1)上。
  4. 一种谐振出风方法，其特征在于：在产生往复移动的机电设备(2)上连接叶片平台，控制机电设备(2)的往复移动频率，使其与叶片平台的固有频率相近或相同，确保叶片平台产生谐振，使设置在叶片平台上的风扇叶片(4)大幅度往复偏转而出风。
  5. 根据权利要求2或3或4所述的谐振风扇结构，其特征在于：所述产生往复移动的机电设备(2)为作动器，所述作动器为电磁作动器或者压电陶瓷作动器或其他能产生往复移动的机电设备。
  6. 根据权利要求1-4任一权利要求所述的谐振风扇结构，其特征在于：所述风扇叶片(4)设置有一个或者多个，设置在平台(3)的四周，或设置在平台的单一方向、二个方向、三个方向。
  7. 根据权利要求1-4任一权利要求所述的谐振风扇结构，其特征在于：所述平台(3)为一平板，或者所述平台(3)的截面为拱形、梯形或者倒梯形。
  8. 根据权利要求1-4任一权利要求所述的谐振风扇结构，其特征在于：所述平台(3)与产生往复移动的机电设备(2)粘接、焊接或其他连接。
  9. 根据权利要求1-4任一权利要求所述的谐振风扇结构，其特征在于：所述风扇叶片(4)为弹性薄片，所述弹性薄片为钢片、塑料、碳纤维制成的弹性薄片。
  10. 根据权利要求1-4任一权利要求所述的谐振风扇结构，其特征在于：所述风扇叶片(4)为矩形、扇形、圆形、半圆形或者梯形。
PCT/CN2020/104770 2020-01-21 2020-07-27 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法 WO2021147287A1 (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202020138829.9 2020-01-21
CN202020138829.9U CN212055309U (zh) 2020-01-21 2020-01-21 叶片平台、谐振风扇结构及谐振风扇
CN202010071009.7 2020-01-21
CN202010071009.7A CN111120419A (zh) 2020-01-21 2020-01-21 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法

Publications (1)

Publication Number Publication Date
WO2021147287A1 true WO2021147287A1 (zh) 2021-07-29

Family

ID=76991628

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2020/104770 WO2021147287A1 (zh) 2020-01-21 2020-07-27 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法

Country Status (1)

Country Link
WO (1) WO2021147287A1 (zh)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0219700A (ja) * 1988-07-07 1990-01-23 Matsushita Electric Ind Co Ltd 圧電ファン
SU1614148A1 (ru) * 1988-01-13 1990-12-15 Каунасский Политехнический Институт Им.Антанаса Снечкуса Устройство дл охлаждени микроэлектронных узлов
JPH0333500A (ja) * 1989-06-29 1991-02-13 Murata Mfg Co Ltd 圧電ファン
JPH0697336A (ja) * 1992-09-17 1994-04-08 Toshiba Corp 放熱装置およびこれを用いた半導体装置
CN101340805A (zh) * 2007-07-03 2009-01-07 英业达股份有限公司 散热组件
CN102072137A (zh) * 2009-11-20 2011-05-25 株式会社村田制作所 压电风扇及冷却装置
US20110223043A1 (en) * 2010-03-10 2011-09-15 Murata Manufacturing Co., Ltd. Piezoelectric fan and cooling device
JP2012077678A (ja) * 2010-10-01 2012-04-19 Murata Mfg Co Ltd 圧電ファン及びそれを用いた放熱装置
CN102483075A (zh) * 2009-09-01 2012-05-30 株式会社村田制作所 压电风扇及使用该压电风扇的空冷装置
CN104679193A (zh) * 2013-12-02 2015-06-03 苏献钦 散热装置
CN111120419A (zh) * 2020-01-21 2020-05-08 樊道航 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1614148A1 (ru) * 1988-01-13 1990-12-15 Каунасский Политехнический Институт Им.Антанаса Снечкуса Устройство дл охлаждени микроэлектронных узлов
JPH0219700A (ja) * 1988-07-07 1990-01-23 Matsushita Electric Ind Co Ltd 圧電ファン
JPH0333500A (ja) * 1989-06-29 1991-02-13 Murata Mfg Co Ltd 圧電ファン
JPH0697336A (ja) * 1992-09-17 1994-04-08 Toshiba Corp 放熱装置およびこれを用いた半導体装置
CN101340805A (zh) * 2007-07-03 2009-01-07 英业达股份有限公司 散热组件
CN102483075A (zh) * 2009-09-01 2012-05-30 株式会社村田制作所 压电风扇及使用该压电风扇的空冷装置
CN102072137A (zh) * 2009-11-20 2011-05-25 株式会社村田制作所 压电风扇及冷却装置
US20110223043A1 (en) * 2010-03-10 2011-09-15 Murata Manufacturing Co., Ltd. Piezoelectric fan and cooling device
JP2012077678A (ja) * 2010-10-01 2012-04-19 Murata Mfg Co Ltd 圧電ファン及びそれを用いた放熱装置
CN104679193A (zh) * 2013-12-02 2015-06-03 苏献钦 散热装置
CN111120419A (zh) * 2020-01-21 2020-05-08 樊道航 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法

Similar Documents

Publication Publication Date Title
CN111120419A (zh) 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法
US8426999B2 (en) Energy generator with moving diaphragm placed inside duct
CN108635986B (zh) 脉冲除尘器的滤袋装置
CN105375818A (zh) 双曲臂型压电-电磁复合发电装置
WO2021147287A1 (zh) 叶片平台、谐振风扇结构、谐振风扇及谐振出风方法
CN210265295U (zh) 一种加速降温型风机减震机构
JP3759945B2 (ja) 風力発電装置および風力発電システム
US11898545B2 (en) Venturi pump systems and methods to use same
CN108930660B (zh) 一种基于物联网的低噪声智能管道风机及其操作方法
US3867058A (en) Motion imparting apparatus
KR101806380B1 (ko) 풍력 발전 시스템
CN201618616U (zh) 静电除尘器中的气动振打器
WO2019092603A1 (en) Resonance wind turbine
JP4562617B2 (ja) 風力発電装置
CN111963467A (zh) 多方向扇风的振动风扇及出风方法
CN101759002A (zh) 基于超磁致伸缩驱动的振动给料器
CN208879006U (zh) 一种振动平台
CN110552905B (zh) 一种l型骨架覆膜式叶片的压电风扇
CN108386317A (zh) 一种双形态多功能压电风能收集装置
CN208305313U (zh) 一种弹簧振动器及钢纤维混凝土制作设备
CN107171594A (zh) 基于柔性颤振效应的低速气流能量采集装置及方法
JP7083546B2 (ja) 渦励共振複合発電装置
CN221784053U (zh) 一种基于压电陶瓷的发电装置
CN103464374A (zh) 摇摆式气动击打器
CN221728173U (zh) 一种收集二维多方向振动能量的磁耦合碰撞式压电俘能器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20916199

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 20916199

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 20916199

Country of ref document: EP

Kind code of ref document: A1

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112 (1) EPC - (EPO FORM 1205A) - 06.02.2023

122 Ep: pct application non-entry in european phase

Ref document number: 20916199

Country of ref document: EP

Kind code of ref document: A1