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Shanghai Aoyi Pump Manufacturing Co., Ltd
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AYOS horizontal split double suction pump (high-pressure motor)
The AYOS series single-stage double suction open volute centrifugal pump is produced by our company based on market demand and advanced domestic techn
Product details
1. When starting the pump, there is no need to fill water, bottom valve, or vacuum pump. The vacuum device of the pump itself can exhaust and pump water, which is energy-saving, energy-efficient, and highly efficient.
2. Strong self-priming ability and short self-priming time. The pump comes with a dual suction device, and the self-priming time is only 2-200 seconds.
3. The unique vacuum suction device keeps the liquid level between the inlet of the impeller in a vacuum state, reducing cavitation damage to the impeller and significantly improving the efficiency and suction height of the pump.
4. The vacuum suction device can achieve automatic or manual clutch through a clutch mechanism to extend its service life and save energy.
5. Easy to install, as long as the pump is installed on the ground and the suction pipe is inserted into the water, there is no need to build an underground pump room, which avoids the corrosion of motors and electrical appliances caused by underground moisture and eliminates the safety hazards caused by valve bursts in underground pump room pipelines.
6. The inhalation volume can be adjusted as needed during work.
7. Even if there is a "water loss" phenomenon during the operation of the pump, it can still achieve the effect of "self recovery after water interruption".
8. The novel one-way valve is safe, reliable, and avoids the disadvantages of old one-way valves that are prone to rusting and failure.
9. There are two forms of sealing for this product: packing seal and mechanical seal. Users need to specify the sealing method to be used when placing an order.
10. Choose imported bearings to extend their service life.
11. CSZK type strong self-priming centrifugal pump is a single-stage, double suction, pump shell split centrifugal pump, mainly used for conveying clean water, and can also be used for conveying other media with physical and chemical properties similar to water, including insoluble solid impurities less than 0.3% or soluble solid impurities less than 5%
Product Overview
The AYOS series single-stage double suction open volute centrifugal pump is produced by our company based on market demand and advanced domestic technology. By using prototype impellers and modified impellers and their cutting, the pump has a full and wide profile, high efficiency, and within the performance range of the profile, it can provide a pump that can work at any flow head that meets the needs of users appropriately.
The AYOS pump adopts an excellent hydraulic model that can self balance axial and radial forces both domestically and internationally. It has stable performance, high efficiency, compact mechanism, low vibration, high pump body pressure resistance, and easy installation and maintenance.
performance parameters

Performance Range

Pump outlet diameter: DN80-800mm
Pump flow range: Q ≤ 1160m3/h
Pump head range: H ≤ 200m
Pump working pressure: P ≤ 2.5MPa
Pump operating temperature: T ≤ 105 ℃
Pump operating voltage: U=380V, 6kV, 10kV

working conditions

The maximum working pressure of the AYOS volute double suction pump system is 2.5 MPa, and the pump inlet pressure+pump head is ≤ 2.5 MPa. The static pressure test pressure of the pump is 3.75 MPa.
According to the maximum pressure that the pump body can withstand, the materials of the pump body and pump cover are gray cast iron (1.6MPa), ductile iron (2.0MPa), and cast steel (2.5MPa). Please specify the pressure or material of the pump when ordering.
This series of pumps delivers clean water with a temperature T ≤ 105 ℃ or other liquids with physical and chemical properties similar to clean water.

Structural Description

1) The AYOS series pump is a horizontally split structure, with the suction and discharge ports located below the pump axis and perpendicular to the axis in a horizontal direction. This type of pump does not require disassembly of the inlet and outlet pipelines during maintenance, making disassembly and maintenance extremely convenient. The rotor is a composite component that canThe overall lifting is convenient for maintenance, and at the same time, the same rotor componentCan be used for reverse rotation.

2) High precision imported deep groove ball bearings are selected for both ends of the bearing, which run smoothly, have low noise, long service life, and are lubricated with grease.

3) There are two types of shaft seals, mechanical seals or packing seals, which users can choose for themselves.
structural performance

1) Compact structure, small footprint, and large axial compression.

2) Low vibration and noise, the following measures are mainly taken to reduce vibration and noise;

A、 The pump can adopt a double volute structure
B、 Short axial dimensions and good rigidity of rotor components;
C、 The pump shaft is supported by imported high-precision bearings.

sealing performance

Good sealing structure; The mechanical seal friction pair uses graphite to tungsten carbide or filler seal to prevent water leakage and has a long service life.

hydraulic performance

By utilizing advanced computer-aided software internationally and adopting modern design methods (i.e. optimization design and reliability design) for the hydraulic and structural design of pumps, the AYOS double suction pump has high efficiency and significant anti cavitation performance. Compared with similar domestic products, this series of products has an efficiency 2-4 percentage points higher, and the cavitation performance is also significantly improved, which will save users a lot of money.


Our company also produces QZZS, a strong self-priming double suction pump, AYOS horizontal split double suction pump (Y2 motor), AYSLB type double suction pump, and SLB-B explosion-proof vertical double suction pump. Welcome to choose.

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