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Inspection and preparation before installation of submersible pump
Check whether the well meets the service conditions of the pump, i.e. the well diameter, vertical and wall quality, static water level, dynamic water level, water inflow and water quality conditions, etc More>
Common faults of deep well pump and troubleshooting methods
No water is discharged or the flow is very small after startup. Main reasons: (1) The pump body is not deep enough in water. (2) The pipeline is blocked. (3) Impeller loose More>
Key points for selection of horizontal centrifugal pump
Consider the head and flow of the pump. The head and flow of horizontal centrifugal pump are its basic performance indicators, and appropriate models should be selected according to actual needs More>

Slurry pump

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Structure of slurry pump
Slurry pump usually consists of motor, bearing, bearing, pump wheel, liquid seal, pump casing and other components. The motor provides power for the slurry pump through bearings and bearing shells More>
Common faults of slurry pump
1. The slurry pump leaks oil. 2. The slurry pump cannot be pumped. 3. The noise of slurry pump increases. 4. The temperature of slurry pump rises. 5. The bearing of slurry pump is worn More>
How to disassemble the impeller of slurry pump
1. Turn off the power supply of the slurry pump and disconnect the water inlet and outlet pipes. 2. Remove the connecting bolts connected to the impeller. 3. Remove the impeller from the slurry pump shaft More>

Water pump

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Common models of boiler feed pump
CDL/CDLF axial flow feed pump: this pump has simple structure, low manufacturing cost, but low efficiency, and is suitable for low temperature, low pressure, and low flow feed conditions More>
Application scenario of circulating water pump
Circulating water pumps are often used to deliver water to the piping system of a home or commercial building. They can also be used for sewage or drainage, or for agriculture More>
Product introduction of boiler feed pump
The boiler feed pump is a kind of pump specially used to supply water to the boiler. The boiler needs a lot of water as the carrier of coolant and steam during operation More>

centrifugal pump

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Difference between centrifugal pump and self-priming pump
Centrifugal pump needs to provide external power to drive its rotor, while self-priming pump does not. Centrifugal pumps are usually driven by electric motors, while self-priming pumps are usually More>
How to maintain multistage centrifugal pump?
Clean the external and internal sundries of the pump. During the use of the pump, some sundries may accumulate, including dust, dirt and scale. During maintenance More>
Precautions when using multistage centrifugal pump
The bearing and sealing device of multistage centrifugal pump shall be in good working condition to prevent leakage and damage during the operation of the pump More>

Vacuum pump

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Difference between air ring vacuum pump and water ring vacuum pump
Centrifugal pump needs to provide external power to drive its rotor, while self-priming pump does not. Centrifugal pumps are usually driven by electric motors, while self-priming pumps are usually More>
Working principle and application of air ring vacuum pump
The air ring vacuum pump is a vacuum pump that uses the reciprocating motion of the piston and the compression and expansion of the gas to suction and discharge air More>
Maintenance steps of water ring vacuum pump
Before maintenance, it is recommended that you ensure that all power supplies have been disconnected and that the equipment is in a cool state to prevent accidental injury More>

Submersible pump

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Key points of submersible pump maintenance
The service environment of submersible pump is special. In order to extend its service life and ensure the normal operation of submersible pump, at least the submersible pump and its control should be carried out every year More>
Common types of magnetic suspension submersible pump
(1) Single stage magnetic suspension submersible pump: the single stage magnetic suspension submersible pump has only one rotor, which can transport liquid from the low-pressure area to the high-pressure area More>
Installation method of fish tank submersible pump
(1) Ensure that the water depth of the fish tank is sufficient, and determine the installation position of the pump. (2) Place the submersible pump in the water and ensure that the pump is vertical to the horizontal plane More>

Sewage pump

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Common types and characteristics of non clogging sewage pump
1. Vertical non clogging sewage pump. The main feature of vertical sewage pump is that the inlet and outlet are on the top, and the direction of the inlet and outlet can be adjusted at will, which is mainly suitable for installation More>
Advantages of non clogging sewage pump
1. Compact structure and small floor area. The sewage pump can be directly installed in the sewage pool because it works under the liquid, so there is no need to build a special pump room for More>
What is non clogging pipeline sewage pump?
Non clogging sewage pump is developed by introducing foreign energy-saving non clogging sewage pump and domestic technical force, and all performance indicators have reached the technical level of foreign similar products More>
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