How to do check valve maintenance and repair?

The silencer check valve is an automatic valve. Its function is to prevent the medium in the pipeline from flowing backwards. It is mainly used for the pipe that the medium is unidirectional and only allows the medium to flow in one direction to prevent accidents. Noise check valve maintenance and maintenance are as follows: 1) When opening and closing storage and transportation should be in the shutdown device, and should do the following: â‘  muffler check valve flap should be fixed in the open position. â‘¡ the diameter of both ends of the mouth blocked with foam board, the port must be boring stuffy plug to be dust-proof, rust-proof, keep the channel clean and end surface formation; â‘¢ cylinder parts of the appropriate packaging protection, shock and collision avoidance; ) Noise reduction check valve should be placed in a smooth, pneumatic drive upward, not mutually squeezed. 3) When placed for a long time should be regularly checked. Every three months on the two channels, the sealing surface of the dirt and rust, welding port protection status checks, wipe dirt and rust, re-painted anti-rust oil to be protected. 4) In order to prevent the countercurrent medium, check valve should be installed on equipment, devices and pipelines; 5) muffler check valve is generally suitable for cleaning media, should not be used for medium containing solid particles and larger viscosity; 6) Nominal passage through the 50mm horizontal pipe should be used vertical silencer check valve; 7) muffler check valve should be stored in a dry and ventilated room, so moisture, rain, rust.

TWZ Series Horizontal Vibrating Centrifuge

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Product introduction

The series product has sieve basket diameter of 850mm~1,500mm, and is mainly used for dehydration of blocky clean coal, middlings and other similar materials, with 0.5mm~50mm designed feeding granule. It has advantages of small initial investment and floor area, low energy consumption, good dehydration effect, low coal crushing rate, long sieve basket life, convenient operation and maintenance and low noise, and sieve interval of 0.25, 0.3, 0.35, 0.5, etc.  

Company IntroductionQM


Luoyang Hong Xin Heavy Co., LTD. is located in Luoyang Xin'an Industrial Park, Luoyang Hongxin Heavy Machinery Co., Ltd is an enterprise featured with industrial designing, processing and manufacturing, which is qualified for import-export trade. Covering an area of 15,000 square meters and holding an annual production value of 80 million RMB, the company of 20 million RMB registered capital has total 100 staff members, among which there are 20 engineering technicians owning senior and medium professional titles and 40 intermediate and senior technicians capable of product designing and developing.

Hongxin is dedicated to produce reducers, hoists, crushers, Ball Grinding Mills and the equipments of screening, coal washing, metallurgy and cement, and replacement parts. Meanwhile, we provide the perform maintenance service for various series of equipments. There are 52 large-scale equipments applied into the manufacturing process, such as T200 CNC floor boring and milling machine, YK 73125 CNC molding gear grinding machine, YK322B CNC molding gear grinding machine, Y3200 gear hobbing machine, Y1600 CNC gear sharper, 4m vertical lathe, 6.3m CNC vertical lathe, T110 CNC boring machine, and 52 middle-sized productive and assistive equipments, which integrate strong manufacturing and processing capability with complete managing system of production and technology, quality management system and comprehensive testing measures.


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TWZ Series Horizontal Vibrating Centrifuge

Horizontal Vibrating Centrifuge,Horizontal Scraper Vibrating Centrifuge,Horizontal Vibrating Salt Centrifuge,Horizontal Airflow Centrifugal

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