Views: 19998 Author: JUSH Marketing Department Publish Time: 2025-04-18 Origin: Shanghai JUSH Pump
With the continuous improvement of environmental protection requirements and the increasing emphasis on water resource management in industries such as construction and agriculture, the application of Sewage Pumps as a key equipment in drainage and sewage treatment is becoming more and more widespread. This article will provide a comprehensive analysis of sewage pump products, covering basic concepts, product classification, working principles, practical applications, purchasing suggestions, and maintenance, to help users fully understand the sewage pump series products. Ensure that an article can understand and comprehend sewage pumps.
Sewage Pump Basic Concept
A sewage pump is a specialized equipment used to transport wastewater containing suspended solids, large particulate solids, oil stains, and other impurities. Its main features include:
Strong wear and corrosion resistance: suitable for long-term transportation of corrosive and abrasive wastewater;
Excellent self-priming performance: capable of starting under non full conditions, effectively achieving sewage pumping and drainage;
Efficient energy conversion: reduces power consumption and lowers operating costs.
The research and manufacturing of this series of products always revolve around environmental friendliness, efficient operation, and convenient maintenance.
Sewage Pump Products Classification
According to different structural designs, installation methods, and work requirements, sewage pumps can be roughly divided into the following categories:
1. Centrifugal Sewage Pump
Working principle: Utilizing high-speed rotating impellers to generate centrifugal force, causing water flow to enter from the suction port and be discharged at a higher speed.
Advantages: Simple structure, easy maintenance, high energy efficiency, suitable for sewage transportation with medium and low head.
Applicable fields: urban sewage treatment, industrial wastewater recycling, and building drainage.
2. Self priming Sewage Pump
Working principle: It has strong self-priming ability and can start and quickly achieve self-priming under non full pump conditions.
Advantages: Easy to start, strong adaptability, especially suitable for first-time suction situations.
Applicable fields: groundwater pumping, temporary drainage, and construction sites, etc.
3. Mixed Flow Sewage Pump
Working principle: Combining the advantages of axial flow and centrifugal pump, the water flow moves simultaneously in the axial and radial directions inside the pump.
Advantages: It can achieve a good balance between high head and flow rate, and has a wide range of adaptability.
Applicable fields: industrial wastewater treatment, large-scale public facilities, and agricultural drainage.
4. Slurry Pump And Submersible Sewage Pump
Working principle: Specially designed for transporting high concentration solid suspensions, the pump body structure adopts a special design to prevent blockage.
Advantages: Suitable for extreme working conditions, with a focus on anti blocking, anti-wear, and corrosion resistance in design.
Applicable fields: It is commonly used in municipal drainage, mining wastewater, and sludge treatment equipment.
Sewage Pump Model
Common models of Sewage Pumps include TDP-12P, PW, PWL, QW, ZW, GW, and JYWQ.
| Model | Flow rate | Head rate | Feature | Application |
TDP-12P Sewage Pump | 1000~1200 m³/h | 16m | / | / |
36～180 m³/h | 8.5～48.5 m | Specially designed for transporting wastewater containing suspended solid particles, long fiber materials, and domestic wastewater. | Widely used in municipal, industrial, environmental protection and other fields | |
PWL Type Sewage Pump | 43~700m³/h | 8~48.5m | Simple and reliable structure, easy maintenance | Used to remove sewage and feces containing solid particles such as fibers and paper scraps. Suitable for industries such as printing and dyeing, textile, petroleum, chemical, etc. |
2~1500m³/h | 3~45m | Anti blocking design, strong sealing, intelligent control, easy installation and maintenance. Can transport sewage with a temperature ≤ 100 ℃, suitable for high-temperature industrial wastewater treatment. | Transporting industrial wastewater and corrosive media containing particles and fibers in industries such as power plants, steel mills, chemical, petroleum, pharmaceutical, mining, and papermaking. | |
6~800 m³/h | 10~80m | High self-priming capacity, non clogging sewage design, integrating self-priming and sewage functions, capable of operating under high temperature conditions. | Municipal and environmental engineering, agriculture and animal husbandry, industrial sector, construction engineering and building facilities | |
2~2000 m³/h | 5~60m | Efficient sewage discharge and anti blocking design, compact structure, easy installation, and low-noise operation. | Industrial scenes, municipal and construction engineering, medical and commercial facilities, agricultural and rural scenes. | |
| JYWQ Type Sewage Pump | 2~5400 m³/h | 10~60m | Efficient sewage discharge, automatic mixing function, intelligent safety protection system, flexible installation, and low maintenance cost. | Media containing highly abrasive solid particles, such as municipal and public facilities, industrial scenes, agricultural and rural scenes. |
Working Principle And Design Features
1. Efficient energy conversion technology
The sewage pump converts electrical energy into kinetic energy of the liquid through the rotation of the impeller. Modern design emphasizes the precise matching of impellers and pump chambers, optimizes streamline design through computational fluid dynamics simulations, improves overall energy efficiency, and ensures high displacement and high head at lower power consumption.
2. Self priming starting system
In order to cope with the situation where impurities are easily accumulated at the suction port and air is mixed in, many sewage pumps are equipped with self-priming start-up systems, which use special mechanical structures to quickly establish stable liquid flow during the start-up phase, reducing pump idling and cavitation phenomena.
3. Anti blocking design and convenient maintenance
The sewage pump fully considers the solid particles that may be contained in the sewage in its design, and adopts a large-diameter inlet, a wide drainage outlet, and wear-resistant materials to manufacture the pump body. Modular structural design not only facilitates installation and debugging, but also effectively reduces maintenance costs and labor intensity.
Application Scenarios And Market Demand
1. Urban sewage treatment
In municipal sewage treatment plants, centrifugal sewage pumps and mixed flow sewage pumps are widely used in pre-treatment, dosing, and lifting discharge processes to ensure efficient operation of the drainage system while reducing energy consumption and maintenance risks.
2. Industrial wastewater recycling
Many industrial enterprises need to recycle industrial wastewater, and sewage pumps play a key role in these systems. Self suction and centrifugal sewage pumps, with their high adaptability and self-priming performance, effectively ensure the safe and stable operation of wastewater systems.
3. Agricultural drainage and irrigation
Faced with the characteristics of large agricultural drainage volume and strong dispersion, using mixed flow or submersible sewage pumps can not only improve drainage efficiency, but also help reduce farmland losses caused by blockages or failures, meeting the requirements of modern agriculture for water resource utilization.
4. Construction sites and temporary drainage systems
In construction sites, mining areas, and other places, sewage often mixes with a large amount of sediment and debris. The application of self-priming and slurry pumps can maintain continuous and stable drainage effects under complex working conditions, while ensuring on-site construction safety.
Key considerations for choosing a sewage pump
When purchasing sewage pump products, buyers should not only focus on price and brand, but also pay attention to the following factors:
1. Specific working conditions and fluid characteristics
Sewage composition: solid content, acidity and alkalinity, and temperature
Transportation distance and head requirements
Traffic and usage frequency
2. Performance parameter matching
Power consumption and energy efficiency ratio: focus on the economic benefits brought by matching the motor and pump body
Self suction capability: Especially for low liquid level start-up and initial suction situations, stable performance of the self-priming pump is required
3. Materials and Craftsmanship
Corrosion resistant and wear-resistant materials: such as high wear-resistant cast iron, stainless steel lining, etc
Domestic and international certification: meets national standards and environmental requirements, ensuring stable product quality
4. After sales service and technical support
Technical training and installation guidance
Quick response maintenance and spare parts supply services
User reviews and long-term operational feedback
Maintenance and FAQ
1. Precautions for daily maintenance
Regularly inspect the wear and tear of the impeller and pump chamber, and promptly replace any damaged parts;
Ensure that the installation process is level and stable to avoid bearing damage caused by tilting;
Regularly clean the suction port and debris inside the pump to prevent blockage and cavitation.
2. Common problems and solutions
Difficulty starting or continuous idling: Check the pump body seal and self-priming system for leaks, and eliminate air from entering the pipeline.
Abnormal vibration: Check for installation issues such as imbalance or looseness, and also inspect the installation of supporting foundations and bearings.
High energy consumption: Based on flow and head parameters, verify whether the pump selection matches the working condition requirements; Adjust system parameters or replace with more efficient products as necessary.
As an important water delivery equipment in various fields such as municipal, industrial, agricultural, and construction, sewage pumps are widely favored by the market for their adaptability and high efficiency performance. For buyers, choosing a sewage pump with stable performance, easy maintenance, and meeting actual working conditions can not only reduce energy consumption and minimize malfunctions, but also significantly improve overall production efficiency.