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Address
Jinze Industrial Park, Qingpu District, Shanghai
Shanghai Zhongqiu Pump Industry Co., Ltd
Jinze Industrial Park, Qingpu District, Shanghai
This pumpStrong self-priming pump that can start dry without wateringIt is optimized by our technical engineers based on the original self-priming pump improvement. Created through innovation. It can start automatically without the need for water injection and can be automatically controlled (i.e. the vacuum pump unit will start automatically when the vacuum degree drops to a low level, and stop automatically when the vacuum degree rises to a high level, without interfering with the operation of the main pump and playing an auxiliary role). It adopts a dry abrasion resistant structure design, can run for 30 minutes, and can suck shallow water and air-water mixtures. The mechanical seal components of the self-priming pump that do not require water filling should all use mechanical seal products that can be dry ground. In addition, a vacuum system product can be added to the bracket between the motor and the strong self-priming pump, which can achieve the effect of quickly discharging water in only 30 seconds. The vacuum system carried by the strong self-priming pump can achieve automatic start stop function after one click start. Under the condition of high suction stroke, if the strong self-priming pump cannot achieve the effect of suctioning liquid, the vacuum degree inside the self-priming pump body will decrease, and the vacuum pump will automatically start to increase the self-priming capacity of the self-priming pump. This series of self-priming pump products that do not require water filling, especially used on urban flood control and emergency pump trucks, have achieved good emergency rescue results.
2、 Performance parameters of self-priming pump without water filling:
The flow rate of 100-6000m3/h and the head of 10-120 meters can be produced. The flow rate and head of the self-priming pump without water filling can be customized according to user requirements.
After configuring the vacuum system, the self-priming height can reach 8-10 meters and the horizontal distance can be within 20 meters. The extension can be customized according to user requirements.
1. Before starting the powerful self-priming pump each time, there is no need to use a tank of water, which meets the needs of a wide range of users. The self-priming pump can run idle with low cost.
2. The strong self-priming pump has a short self-priming time and can absorb water even in the event of a vacuum system failure. However, the suction time can be extended to within 2-5 minutes to release water, avoiding the consequences of the entire system collapsing due to vacuum pump damage when using conventional centrifugal pump products.
3. The powerful self-priming pump can suction various types of sewage and pollutants, and has the effect of a non clogging self-priming sewage pump.
4. The vacuum system can start and stop automatically, without the need for manual supervision like the originally configured vacuum pump, which is a disadvantage of manual start and stop.
ZKZWLPhysical picture of vacuum assisted self-priming unobstructed sewage pump

Troubleshooting of ZKZWL high flow self-priming pump
Self suction sewage pump malfunction |
reason |
exclusion method |
Self suction pump does not produce water |
1. No or insufficient fluid storage in the pump body |
1, 加足 |
Insufficient water output |
1. Due to improper use, the impeller passage or suction pipe is blocked |
1. Eliminate blockages |
Excessive noise and vibration |
1. Unstable footing |
1. Reinforcement |
The bearing temperature is too high |
1. Lubrication refers to deterioration or dryness |
1. Replace the lubricating grease |
leak |
1. Loose connecting bolts |
1. Secure tightly |