Knowledge
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Sealing method of submersible sewage pump
Generally, in the sealing occasions where there is contaminated process fluid, the common contact type double-end mechanical seal is mainly used. Between the two seals, the blocking fluid whose pressure is higher than the pressure of the sealed medium is injected through the blocking fluid auxiliary system to prevent the sealed medium from entering the …...Read more -
Sales of stainless steel submersible sewage pumps
Stainless steel submersible pumps are a kind of submersible pumps, because many submersible pumps are made of cast iron or plastic. If submersible pumps made of these materials are used, it is difficult to meet the needs of customers. If there are many corrosive media It cannot be discharged, such as sulfuric acid, hydrochloric acid, …...Read more -
Types of multistage pumps
Shenlong Pump Industry Co., Ltd. is a manufacturer specializing in the production of water pumps. It has more than 20 years of pump production experience. The multi-stage pumps produced by Shenlong are particularly famous. What are the main multi-stage pumps? The multi-stage pumps produced by Shenlong Pump Industry Co., Ltd. mainly include the following: D …...Read more -
Structure of sewage and sand discharge submersible pump
Structure of sewage and sand discharge submersible pump 1. Pump body and impeller: it has good non-clogging performance, high flow capacity and efficiency, flat power curve and no overload. The impeller is stable and accurate, with little vibration and stable operation. 2. Bearing: The lower double row angular contact bearing has strong load-bearing capacity, and …...Read more -
Common faults and maintenance methods of submersible electric pumps
(1) The motor does not turn suddenly The power supply should be cut off first, and the circuit should be checked to see if there is a power failure or a blown fuse or a circuit failure. If the circuit is normal, it is likely that the stator winding of the motor is burned out. …...Read more -
Energy-saving and environmentally-friendly submersible sewage pump
Submersible sewage pumps are widely used in municipal engineering, factories, commerce, hospitals, hotels, residential areas, etc. due to their advantages of simple installation, small footprint, convenient maintenance, and no noise. At present, China’s domestic submersible sewage pumps are mainly produced and manufactured by domestic manufacturers, and a small part of the products are imported from …...Read more -
Maintenance of submersible sewage pump
Shenlong Pumps reminds users of submersible sewage pumps that in order to ensure the normal use and life of submersible sewage pumps, regular inspections and maintenance should be carried out: 1. When the submersible sewage pump is not used for a long time, it should be cleaned and hung up and placed in a ventilated …...Read more -
Emergency drainage submersible pump
Application of submersible electric pump in emergency drainage Using water pumps to quickly drain water from low-lying and flood-prone areas is one of the effective measures to reduce waterlogging after the flood. In recent years, the use of submersible electric pumps to relieve sudden flood disasters in extraordinary periods is receiving special attention from all …...Read more -
Price of submersible pumps
The submersible electric pump is a high-tech product of mechatronics. In recent years, as the submersible electric pump has made great progress in sealing, insulation, cooling and monitoring technologies, and also successfully realized the automatic coupling of the water pump and the outlet pipe, the promotion and application of large-caliber submersible electric pumps has been …...Read more -
Pump mechanical seal installation technology
The mechanical seal of the pump is a precision component, and the requirements for manufacturing accuracy and installation accuracy are very strict. If the assembly is improper, it will affect the sealing performance. To install it correctly, you must pay attention to the following points: 1. Technical requirements for the coordination of machines, pumps and …...Read more