BOMBA Submersível QJ

Descrição do produto

Descrição geral

A bomba submersível QJ é usada principalmente para transportar água de um poço profundo e aumentar e é amplamente utilizada na irrigação de terras agrícolas, drenagem de água em áreas urbanas e rurais e minas e empresas industriais e obras de conservação de água, incluindo reservatório, fonte, sistema de resfriamento e spa, etc. As principais características são as seguintes: Fácil de usar, fácil instalação, fácil manutenção, proteção ambiental, etc. Vantagens, a bomba elétrica de mergulho que coleta o motor e a bomba d'água pode funcionar na água e é conveniente de usar e reparar.

Fabricantes de bombas de água submersíveis

Somos um fabricante profissional de bombas submersíveis na China. Além de bombas de água, também fornecemos várias bombas de polpa, bombas de cascalho, bombas de dessulfurização, etc. De acordo com diferentes solicitações, podemos fornecer produtos com diferentes materiais, como fundição de aço inoxidável, soldagem por prensa de aço inoxidável, fundição de bronze, fundição de ferro liso, fundição de material especial resistente à corrosão. A bomba deve ser rigorosa com o diâmetro externo, para que não ocorram situações como vazamentos na vedação do motor e poluição da água.

Especificações

Tamanho (descarga): 4" a 16"
Capacidade: 2-500m3/hora
Cabeça: 10m-500 m
Potência doméstica: 0,75-450kw
Material: Ferro Fundido, Bronze, Aço Inoxidável etc.

AIER® QJ Submersible Pump

Condições de uso

① Alimentação: 380 V/CA trifásica, 50 Hz

②Qualidade da água:

A. A temperatura da água está abaixo de 20 ℃ (resistência a altas temperaturas 80 ℃)

B. O conteúdo sólido é inferior a 0,01% (depende da qualidade)

C. PH 6,5-8,5

D. O teor de sulfeto de hidrogênio é inferior a 1,15mg/l

E. O conteúdo de íon óxido é inferior a 400mg/l

③A parte interna do motor submersível deve estar cheia de água limpa e a bomba submersível deve submergir com segurança para funcionar.

④A profundidade de montagem não deve exceder 20% da altura nominal da bomba de água e a face do poço deve ser lisa e reta.

Notação de tipo

Principais características

1. O motor é um motor submersível úmido. A câmara do motor deve ser preenchida com água limpa que é utilizada para resfriar o motor e lubrificar o mancal. O filme regulador de tensão na base ou motor é utilizado para ajustar a diferença de pressão e dilatação da água na parte interna do motor causada por mudanças de temperatura do motor.

2. Para evitar que os grãos de areia de um poço entrem na parte interna do motor, a extensão superior deve ser instalada, dois óleos de vedação que são instalados para trás e um anel de remoção de areia é instalado.

3. Para evitar que o eixo da bomba de água salte, o eixo da bomba de água e o eixo do motor são conectados por acoplamento e um rolamento axial deve ser instalado nas partes inferiores do motor.

4. A água lubrifica o motor e o rolamento da bomba d'água.

5. Os fios do enrolamento do motor submersível são usados ​​para o enrolamento do estator. Então isola bem

6. O impulsor centrífugo e a caixa de entrada do soprador vertical são usados ​​para a bomba de água alvo = "_blank"> e a estrutura é simples.

Diagrama de Construção

A bomba submersível QJ consiste principalmente em ponto de alimentação, eixo da bomba de água, impulsor, caixa de entrada do soprador, rolamento de borracha, válvula de retenção (opção), etc. O motor submersível consiste em base, filme regulador de tensão, rolamento axial, disco axial, bloco de rolamento guia inferior , estator, enrolamento do estator, rotor, guia superior, bloco de rolamento, anel de areia, cabo de saída, etc.

Curva de desempenho

Advantages of Using Submersible Water Pumps for Continuous Operation 

A submersible water pump is a highly efficient and durable pumping solution designed to work entirely underwater, making it ideal for applications requiring continuous operation. Unlike surface-mounted pumps that rely on suction, a submersible pump pushes water upward through direct contact with the liquid, resulting in higher efficiency, less energy loss, and better performance in harsh environments.

One of the most significant advantages of submersible water pumps is their energy efficiency. Because they operate directly in the fluid, there is no air leakage or suction head loss, which means the pump converts more motor energy into hydraulic power. This makes submersible pumps extremely effective in deep wells, reservoirs, and dewatering systems where long-term operation is essential. Leading submersible water pump manufacturers often equip their pumps with advanced motors featuring high-efficiency windings and low energy consumption for round-the-clock operation.

Another major benefit is the quiet and vibration-free operation. Since the entire pump is submerged underwater, the surrounding fluid dampens sound and vibration. This makes submersible pumps suitable for residential, municipal, and industrial applications where noise control is important—such as building basements, urban drainage systems, and cooling water circulation.

In addition, submersible water pumps are known for their excellent anti-cavitation properties. Because they operate below the water surface, the risk of air bubbles forming at the impeller is greatly reduced. This prevents vapor lock, improves hydraulic stability, and minimizes wear on internal components. The constant immersion of the pump also ensures natural cooling for the motor, extending its service life even during extended operation.

Finally, submersible pumps are easy to install and maintain. Most modern models are designed with modular components, corrosion-resistant casings, and advanced sealing systems. This ensures long-lasting reliability in environments such as wastewater treatment, agriculture, mining, and chemical processing. When you choose a product from a reputable submersible water pump manufacturer, you can expect superior performance, reduced maintenance costs, and reliable operation—day after day.

Maintenance and Troubleshooting Tips for Submersible Water Pumps 

Proper maintenance of a submersible water pump is essential for ensuring consistent performance, preventing failures, and maximizing operational lifespan. Since these pumps work entirely underwater, they must endure high pressure, varying temperatures, and possible contact with sediments or chemicals. Following a proactive maintenance plan can significantly extend the efficiency and reliability of your system.

The first step is routine inspection. Regularly check the power cable for cracks, fraying, or water ingress, as damaged insulation can cause short circuits. Next, examine the pump’s exterior for corrosion or debris buildup. Sediment accumulation can restrict water flow and reduce pump efficiency. Cleaning the suction strainer and impeller housing every few months helps maintain optimal performance.
A common issue in submersible pumps is reduced discharge flow. This can be caused by impeller wear, clogged intake screens, or partial blockage in the discharge line. If this happens, disconnect the pump, clean the impeller, and inspect for wear or imbalance. Replacing worn impellers or seals promptly prevents more serious mechanical damage.

The mechanical seal is one of the most critical components of a submersible water pump. It prevents water from entering the motor housing. Any leakage or oil contamination in the seal area indicates the need for immediate replacement. Additionally, monitor the bearing temperature and listen for unusual noises—these can signal excessive friction or bearing wear.

Leading submersible water pump manufacturers recommend checking motor insulation resistance periodically to prevent electrical faults. For pumps used in wastewater or industrial environments, schedule quarterly performance tests to track flow, head, and power consumption. If overheating occurs, it could be due to low voltage or excessive solids in the fluid; cleaning the pump and verifying electrical connections typically resolves these problems.

By maintaining your submersible water pump properly—keeping it clean, well-lubricated, and regularly inspected—you can reduce downtime, prevent costly repairs, and ensure reliable operation for years, even in continuous-use applications.

Key Features of High Quality Submersible Water Pumps 

A high-quality submersible water pump is engineered for durability, efficiency, and versatility, making it suitable for use in various industries including construction, mining, agriculture, and wastewater management. Understanding the key features that define a superior submersible pump can help users select the best equipment for long-term operation.

The most important feature is robust material construction. Reputable submersible water pump manufacturers use stainless steel, cast iron, or high-chrome alloys to ensure resistance to corrosion, abrasion, and chemical attack. These materials protect the pump body and impeller from harsh conditions such as sewage, slurry, or seawater exposure. A well-built submersible pump can operate continuously even in environments with high sediment or chemical content.

Another key aspect is the advanced mechanical sealing system. Double mechanical seals made of silicon carbide or tungsten carbide prevent leakage and protect the electric motor from water intrusion. Combined with oil-filled motor chambers for cooling and lubrication, these systems ensure long-lasting reliability and smooth operation.

Efficiency is also a hallmark of a top-tier submersible water pump. Precision-engineered impellers and high-efficiency motors minimize energy consumption while delivering consistent flow and head performance. Built-in overload protection and thermal sensors help prevent damage from overheating or voltage fluctuations, ensuring safety in continuous-use environments.

In addition, modern submersible pumps feature modular and service-friendly designs. Easy-to-remove components allow for quick maintenance without dismantling the entire system, reducing downtime. Anti-clog impeller designs and self-cleaning flow channels further enhance reliability, especially in wastewater or industrial slurry applications.

Finally, certified submersible water pump manufacturers perform rigorous quality control and performance testing to guarantee every unit meets global efficiency and safety standards. When you choose a high-quality submersible pump, you’re investing in a machine that provides stable output, reduced maintenance costs, and decades of dependable operation across multiple industries.