Related Magazines Related Associations Related Books
hot key words: Drying equipment flash dryer spray dryer sludge dryer fluidized fluid bed belt dryer paddle dryer disc dryer vibrating screen centrifugal pump disperser
Your present location: Home >> Technology Channel >> Industry knowledge >> What are the common faults of electric fans?

Electric fans | What are the common faults of fans?

Release time: 2019/10/12 Clicks: 2722

1.The electrode current is too high or the temperature rise is too high

(1) The gate of the intake passage or the throttle valve is not closed when driving

(2) The scalar exceeds the limit value

输送气体的细蜜太大或者有粘性物质 (3) The fine honey conveyed by the fan is too large or has sticky substances

(4) The input voltage of the motor is too low or the single-phase power supply is cut off.

(5) The coupling is incorrectly connected, the aprons are too tight or the air strikes are uneven.

(6) Affected by the fierce shaking of the bearing box.

2.The bearing box was shaken fiercely

(1) The fan shaft and the motor shaft are out of center, and the coupling is misaligned

(2) Friction between casing or air inlet and impeller

(3) The rigidity of the foundation is not solid

(4) Status of loose wheel rivets or impellers

(5) Loose shaft disc and shaft loose, or loose coupling nut

(6) Loose stalks of casing and rack, bearing box and rack, bearing box cover and seat are loose

(7) The fan inlet gas channel device is not good

(8) Unbalanced rotor, induced fan blade wear

3.The bearing temperature rise is too high

(1) Bearing box shakes fiercely

(2) The quality of moisturizing grease is not bright, smells bad, contains too much dust, sticky sand, and other impurities

(3) The tightening force of the bearing box cover and seat connection screw is too large or too small

(4) The shaft and roller bearing device are inclined, and the two bearings are different from each other

(5) Roller bearing damage

[Source: Shanghai Fangli Motor Co., Ltd.] [ Collection of this page ] [ Print this page ] [ Close ]
  • ① All works marked "Source: Chemical Machinery Network" on this website, the copyright belongs to Chemical Machinery Network, please reprint the website of Chemical Machinery (http://z-han.com). Violators of this website will be held responsible for relevant legal responsibilities.
  • ② All works on this website that do not indicate "Source: Chemical Machinery Network" are reproduced from other carriers. The purpose of reprinting is to convey more information, and does not mean that this website agrees with its views or confirms the authenticity of its content. When other media, websites or individuals use this work from this website, they shall bear their own legal responsibilities such as copyright.
  • ③ All information published on this website does not declare or guarantee the correctness or reliability of its content; you hereby accept and acknowledge that the risks arising from relying on any information shall be borne by yourself.
  • ④ If you are involved in the content of the work, copyright or other issues, please contact this website within one week from the date of publication of the work, otherwise it is deemed to waive the relevant rights.
About Us - Contact Us - Announcement - Terms of Service - Site Help - Business Services - Legal Statement - Legal Counsel - Friend Links - Online Consulting - Site Map
National Customer Service Hotline: 400-667-8871
Copyright ? 2004-2013 Chemical Machinery Network z-han.com Jiangsu Dongwang Information Technology Co., Ltd. All rights reserved
  • Advertising business (image advertising, membership application): 400-667-8871
  • Equipment procurement (equipment procurement, shopping guide consultation): 400-667-8871
  • Information editor (member review, information release): 400-667-8871
  • Media cooperation (exhibitions, associations, magazines): 400-667-8871
  • Human resources: 400-667-8871
  • Fax: 0519-89897519
Su ICP prepares 05005804 value-added telecommunications business license Su B2-20110228 E-mail: