WO2018129769A1 - Dispositif de régulation de pales de ventilateur et ventilateur à flux axial contrarotatif - Google Patents

Dispositif de régulation de pales de ventilateur et ventilateur à flux axial contrarotatif Download PDF

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Publication number
WO2018129769A1
WO2018129769A1 PCT/CN2017/072246 CN2017072246W WO2018129769A1 WO 2018129769 A1 WO2018129769 A1 WO 2018129769A1 CN 2017072246 W CN2017072246 W CN 2017072246W WO 2018129769 A1 WO2018129769 A1 WO 2018129769A1
Authority
WO
WIPO (PCT)
Prior art keywords
fan
adjusting device
blade adjusting
fan blade
rotating
Prior art date
Application number
PCT/CN2017/072246
Other languages
English (en)
Chinese (zh)
Inventor
寇子明
高贵军
吴娟
郭永存
达善荣
王海清
Original Assignee
太原理工大学
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 太原理工大学 filed Critical 太原理工大学
Priority to AU2017352546A priority Critical patent/AU2017352546B2/en
Publication of WO2018129769A1 publication Critical patent/WO2018129769A1/fr

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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
    • 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
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable

Definitions

  • the second bevel gear is provided with an inner hole parallel to the fan shaft, and the predetermined structure is an inner helical tooth disposed in the inner hole of the second bevel gear and engaged with the first gear.
  • the axial movement of the front stage fan blade adjusting device is inserted through the second bevel gear of the front stage fan blade adjusting device, and the outer surface of the axial moving sleeve is provided with an external thread,
  • the two bevel gears are provided with internal threads that cooperate with the external threads.
  • the second rotating spacer disk is connected to the push-pull rod of the front-stage fan blade adjusting device at one end, and the other end is connected to the blade adjusting disk of the front-stage fan blade adjusting device;
  • the front-stage impeller fan shaft and the rear-stage impeller fan shaft are provided with isolated rotating bearings.
  • the axial moving sleeves of the front stage fan blade adjusting device and the rear stage fan blade adjusting device are both fixed to the rotating isolating disk by a shaft retaining ring.
  • the fan blade adjusting device and the counter-rotating axial fan of the embodiment of the present invention include a driving rod, and the driving rod includes a driving end outside the fan casing and a connecting end connecting the transmission component; the driving a connecting end of the rod is connected with a first transmission member rotatable with the rotation of the driving rod; the first transmission member is coupled with a first axial movement along the fan shaft as the first transmission member rotates a second transmission member; the second transmission member is coupled to a blade adjustment disk that is axially movable with an axial movement of the second transmission member, the blade adjustment disk outer circumference connecting the respective blade rotation arms, and each blade rotation arm is connected at one end The blade adjustment disk is connected to each fan blade at the other end.
  • the axial movement sleeve is disposed on the second bevel gear, and the outer surface of the axial movement sleeve is provided with an external thread, and the second bevel gear is provided to cooperate with the external thread. internal thread;
  • the axial movement sleeve is disposed on the second bevel gear, and the outer surface of the axial movement sleeve is fixed with a first rack, and the second bevel gear is provided with the first tooth a first gear matched; the second bevel gear is provided with a preset structure for driving the rotation of the first gear;
  • the device further includes a sleeve sleeved on the fan shaft and configured to separate the second transmission member from the fan shaft; thus avoiding a fan shaft of the rear stage impeller to the second transmission member Impact;
  • the surface of the axial moving sleeve 20 is further provided with an external thread 212 matching the internal thread of the second bevel gear 7 (the specific shape of the thread is not drawn in the figure).
  • the fan blade adjusting device further includes a blade adjusting angle indicating member including an angle indicating shaft 21 rotatable with an axial movement of the second transmitting member 22 indicates the adjustment angles of the front stage and the rear stage, respectively.

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

Abstract

L'invention concerne un dispositif de régulation de pales de ventilateur et un ventilateur à flux axial contrarotatif, comprenant : une tige d'entraînement (101), la tige d'entraînement (101) comprenant une extrémité d'entraînement, située à l'extérieur d'un boîtier de ventilateur (23), et une extrémité de liaison, qui est en prise avec un composant de transmission ; l'extrémité de liaison de la tige d'entraînement (101) est en prise avec un premier composant de transmission, qui peut tourner consécutivement à la rotation de la tige d'entraînement (101) ; le premier composant de transmission est en prise avec un second composant de transmission, qui peut se mouvoir axialement le long d'un axe (40) de ventilateur consécutivement à la rotation du premier composant de transmission ; le second composant de transmission est en prise avec un disque de régulation (16) de pales, qui peut se mouvoir axialement consécutivement au déplacement axial du second composant de transmission, le bord extérieur du disque de régulation (16) de pales est relié à chaque bras de rotation (15) de pale, une extrémité de chaque bras de rotation (15) de pale étant reliée au disque de régulation de pale (16), tandis qu'une autre extrémité est reliée à chaque pale de ventilateur.
PCT/CN2017/072246 2017-01-16 2017-01-23 Dispositif de régulation de pales de ventilateur et ventilateur à flux axial contrarotatif WO2018129769A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2017352546A AU2017352546B2 (en) 2017-01-16 2017-01-23 Fan blade regulation device and counter-rotating axial-flow fan

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201710029422.5 2017-01-16
CN201710029422.5A CN107061362B (zh) 2017-01-16 2017-01-16 一种对旋轴流式风机

Publications (1)

Publication Number Publication Date
WO2018129769A1 true WO2018129769A1 (fr) 2018-07-19

Family

ID=59598268

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/072246 WO2018129769A1 (fr) 2017-01-16 2017-01-23 Dispositif de régulation de pales de ventilateur et ventilateur à flux axial contrarotatif

Country Status (3)

Country Link
CN (1) CN107061362B (fr)
AU (1) AU2017352546B2 (fr)
WO (1) WO2018129769A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190040872A1 (en) * 2016-03-04 2019-02-07 Taiyuan University Of Technology Two-stage blade adjusting device for counter-rotating axial flow fan
CN113883081A (zh) * 2021-11-24 2022-01-04 大连鼎力交通轨道设备有限公司 一种用于机车通风机振动检测的便于固定的试验工装
CN115502130A (zh) * 2022-09-29 2022-12-23 重庆天泰观复新材料有限公司 一种铝锭铸造机的清洁装置
CN116816702A (zh) * 2023-07-11 2023-09-29 德州隆达空调设备集团有限公司 一种可防止回风的排烟风机

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108254194A (zh) * 2017-12-26 2018-07-06 中国航发四川燃气涡轮研究院 一种叶轮机性能试验用变几何调节机构
CN112483449B (zh) * 2020-11-12 2022-07-29 中国神华能源股份有限公司国华电力分公司 一种动叶可调轴流风机液压控制元件
CN113653740B (zh) * 2021-08-10 2022-12-30 安徽誉林汽车部件有限公司 一种汽车用传动轴支撑装置
CN115750394B (zh) * 2022-12-22 2023-10-20 江苏翔宇灌溉设备有限公司 一种叶片调节型水泵

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630999A (en) * 1983-10-14 1986-12-23 James Howden & Company Limited Axial fan
EP0291162A1 (fr) * 1987-04-10 1988-11-17 Novenco A/S Ventilateur hélicoide
CN102606528A (zh) * 2012-04-25 2012-07-25 山西渝煤科安运风机有限公司 叶片同步调节轴流通风机
CN103047179A (zh) * 2012-12-19 2013-04-17 平安电气股份有限公司 轴流风机叶片角度机外一次调节装置
CN103727062A (zh) * 2013-12-13 2014-04-16 湖北省风机厂有限公司 一种轴流风机动叶片调节装置
CN105673560A (zh) * 2016-03-04 2016-06-15 太原理工大学 对旋轴流式风机双级叶片调节机构

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5888498A (ja) * 1981-11-21 1983-05-26 Mitsuya Soufuuki Seisakusho:Kk 可変ピツチ翼を有する反転軸流フアン
CN201865932U (zh) * 2010-04-28 2011-06-15 洛阳沃能节电科技有限公司 矿井用可调角对旋轴流式节能风机
CN202125448U (zh) * 2011-07-20 2012-01-25 太原矿机电气发展有限公司 一种动叶可调矿用轴流式对旋通风机
CN106015052A (zh) * 2016-07-19 2016-10-12 山西巨龙风机有限公司 矿用对旋短轴主通风机

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630999A (en) * 1983-10-14 1986-12-23 James Howden & Company Limited Axial fan
EP0291162A1 (fr) * 1987-04-10 1988-11-17 Novenco A/S Ventilateur hélicoide
CN102606528A (zh) * 2012-04-25 2012-07-25 山西渝煤科安运风机有限公司 叶片同步调节轴流通风机
CN103047179A (zh) * 2012-12-19 2013-04-17 平安电气股份有限公司 轴流风机叶片角度机外一次调节装置
CN103727062A (zh) * 2013-12-13 2014-04-16 湖北省风机厂有限公司 一种轴流风机动叶片调节装置
CN105673560A (zh) * 2016-03-04 2016-06-15 太原理工大学 对旋轴流式风机双级叶片调节机构

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190040872A1 (en) * 2016-03-04 2019-02-07 Taiyuan University Of Technology Two-stage blade adjusting device for counter-rotating axial flow fan
US10612559B2 (en) * 2016-03-04 2020-04-07 Taiyuan University Of Technology Two-stage blade adjusting device for counter-rotating axial flow fan
CN113883081A (zh) * 2021-11-24 2022-01-04 大连鼎力交通轨道设备有限公司 一种用于机车通风机振动检测的便于固定的试验工装
CN113883081B (zh) * 2021-11-24 2024-02-20 大连鼎力交通轨道设备有限公司 一种用于机车通风机振动检测的便于固定的试验工装
CN115502130A (zh) * 2022-09-29 2022-12-23 重庆天泰观复新材料有限公司 一种铝锭铸造机的清洁装置
CN115502130B (zh) * 2022-09-29 2023-05-23 重庆天泰观复新材料有限公司 一种铝锭铸造机的清洁装置
CN116816702A (zh) * 2023-07-11 2023-09-29 德州隆达空调设备集团有限公司 一种可防止回风的排烟风机
CN116816702B (zh) * 2023-07-11 2024-01-09 德州隆达空调设备集团有限公司 一种可防止回风的排烟风机

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Publication number Publication date
CN107061362A (zh) 2017-08-18
AU2017352546A1 (en) 2018-08-02
CN107061362B (zh) 2019-08-09
AU2017352546B2 (en) 2019-07-04

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