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two thousand and sixteen 08-19: How to operate the working procedure of fire-fighting equipment

Fire fighting equipment operation procedure A Fire fighting alarm a) System self inspection: carry out relevant operations. B. Fire pump a) Automatic startup: when the fire pump control cabinet is in the "automatic" position, when the "fire danger" occurs, the "fire hydrant alarm box" will be broken at the floor to give an alarm, and the linkage cabinet will give an audible and visual alarm. At the same time, the fire pump will start automatically.

two thousand and fourteen 11-17: Development direction of water pump

The common driving form of water pump zui is to use electric motor to drive. The energy-saving method of the pump is mainly to make the pump unit (pump, prime mover and rotating part) run under the high efficiency of Zui, so that its power consumption of external input can be reduced to the low point of Zui. The sales volume of pumps accounts for 40% of the pump valve industry, so the development of pumps is in the middle

two thousand and fourteen 05-14: Submersible sewage pump pumping pump 4 hours pumping water from the road area

Recently, due to heavy rainfall and rainstorm in many areas, underground drainage pipes in some places were blocked, and the accumulated water could not be drained for a while, so the roads became ponds and small rivers, bringing great inconvenience to people. Let's take a look at the actual road conditions of a certain place. Yesterday, the section connecting Suining Road and Chongqing South Road was opened overnight

two thousand and fourteen 03-20: Cause Analysis of Severe Vibration or Noise of Single Screw Pump Body and No Effluent

1、 Causes of severe vibration or noise of the single screw pump body: the pump is not firmly installed or the pump is too high; The motor ball bearing is damaged; The main shaft of the water pump is bent or not concentric or parallel with the main shaft of the motor. Treatment method: install the pump stably or reduce the installation height of the pump; Replace the motor ball bearing; Correction of bent water

two thousand and thirteen 05-24: Zhejiang Cangnan * Long responded that netizens had cured the water and paid homage to the hero who saved the lives

The river is full of domestic garbage. Yesterday afternoon, reporters came to Jinxiang Town, Cangnan County to visit the sewage river where Lao Zhang saved people. In the center of the market town, the 30-40 meter wide Huancheng River is divided in two, and the reach where Lao Zhang saved people is located in the south. Domestic pollution: residents gather here

two thousand and thirteen 05-22: How to adjust the flow of centrifugal pump?

Centrifugal pump is a kind of general fluid machinery widely used in chemical industry system. It has many advantages, such as wide range of performance adaptation (including flow, pressure head and adaptability to the nature of transmission medium), small size, simple structure, easy operation, low operating cost, etc. Generally, the flow and pressure head of the selected centrifugal pump may

two thousand and thirteen 05-14: Stainless steel water pump brings new development to industry, agriculture and social life services

Stainless steel water pump can be seen everywhere in production and life. However, with the progress of industry and agriculture and the continuous improvement of urbanization level in China, stainless steel water pump still has huge growth space in the market of China. It is reported that at present, China's petrochemical industry is developing in the direction of large-scale, large-scale and integrated development, and will remain in the next few years

two thousand and thirteen 05-09: Common faults of mud pump and sewage pump and their troubleshooting methods

In order to ensure the normal use and service life of the mud pump and sewage pump, what are the common faults and maintenance methods of the pump during use? The following is a summary for you, hoping it will be helpful to your work and production. 1. The mud pump cannot be started or the starting load is large. The causes and treatment methods are as follows: (1) The prime mover or power supply is not

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Warning: Installation, use and precautions of submersible pump:

—— 2019/6/14

Warning on the installation, use and precautions of submersible electric pump: each electric pump has a grounding sign, and the electric pump must be reliably grounded, and a leakage protector is installed in the power supply line. 2. It is strictly prohibited to pull the cable (power cord) with force to avoid leakage caused by cable breakage. 3. When the electric pump body is wet, do not touch it when it is powered on

Basic principle of stainless steel pipe centrifugal pump and pictures of physical products:

—— 2019/6/14

The application of stainless steel pipe centrifugal pump in chemical production is due to its outstanding advantages such as wide application range of performance (including flow, pressure head and adaptability to medium properties), small size, simple structure, easy operation, uniform flow, few failures, long life, low purchase and operation costs. Therefore, this chapter will

Structure and composition of centrifugal pump

—— 2016/8/19

The basic structure of centrifugal pump is composed of six parts, namely, impeller, pump body, pump shaft, bearing, seal ring and stuffing box. 1. The impeller is the core part of the centrifugal pump. Its speed is high and its output is large. The blades on the impeller play a major role. The impeller must pass the static balance test before assembly. Requirements for inner and outer surfaces of impeller

Introduction to application scope and working principle of mud pump

—— 2014/11/17

The mud pump is a single-stage single suction centrifugal mud pump. The pump body adopts a double-layer metal layout inside and outside. The pump casing is vertically split. The water outlet can be equipped with interchangeable flow passage parts of various materials at 45 °, which is suitable for transporting abrasive or corrosive, large particle or fine particle slurry. Mud pump can be widely used in steel, metallurgy and mining

Features and maintenance of non clogging submersible sewage pump

—— 2014/5/10

The non clogging submersible sewage pump is a kind of pump product which is connected with the motor and works underwater at the same time. A

Technical requirements for centrifugal pumps of HAITAN Pumps

—— 2014/4/12

1、 Pump introduction: ⑴. Pump: a machine for conveying liquid. ⑵ According to its working principle, pumps are divided into: power pump (impeller type), positive displacement pump (positive displacement type) and other types of pumps. 1. Power type pump (impeller type): a pump that uses high-speed rotating impeller to deliver liquid by making work on the liquid through the blade, such as centrifugal pump, rotary pump

Causes of Centrifugal Pump Vibration and Noise and Troubleshooting

—— 2014/3/15

1、 Reasons for vibration and noise of centrifugal pump: (1) There is air left in the pump or suction pipeline. (2) The water filling is not good and cavitation occurs. (3) When the flow is extremely small, the pump will vibrate during operation. (4) The pump shaft is not concentric with the prime mover shaft. (5) The impeller lip rubs with the seal ring. （6

Causes of local serious corrosion of impeller and guide wing of centrifugal pump and troubleshooting methods

—— 2014/3/12

1、 Reasons for serious local corrosion of centrifugal pump impeller and guide wing: (1) serious cavitation. (2) The displacement is too large. (3) The water supply is poor, the pipeline resistance is too large, and the filter is blocked. (4) The diameter of the incoming water pipe is small or the number of pumps is large, so the water supply is insufficient. (5) Impeller and guide wing materials are poor. (6) Impeller or

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Yongjia County Haitan Pump Industry Co., Ltd

Yongjia County Haitan Pump Industry Co., Ltd. is an enterprise specializing in the production and sales of all kinds of pumps and ancillary products. The company is located in Oubei, Wenzhou, known as "the town of pumps and valves". The company has strong technical force, * production technology, complete testing equipment, reliable quality, scientific management, and a wide variety. Enterprises that produce all performances in strict accordance with relevant national standards. Main products of HAITAN Pump: self-priming centrifugal pump, single-stage centrifugal pump, self-priming pump, diaphragm pump, sewage pump, centrifugal pump, magnetic pump, vacuum pump, mud pump, multistage pump, vortex pump, submerged pump, sewage pump, pneumatic diaphragm pump

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