Sludge return pump known QJB-W-type sludge return pump, QHB type sludge return pump, QWH submersible return pump, the mixture reflux pump, the company provides you with the latest sludge return pump price, manufacturer, selection, installation, drawings, please contact us gather foreign counterparts technology products research and development as the main business core, advanced and innovative industry products, through the efforts of all staff, has won: ISO9001 quality management certification, quality and integrity of Jiangsu 3A class brands, contract trustworthy enterprises, the quality of corporate integrity Association, Jiangsu star environmental enterprises and other types of environmental and water industry qualification conditions: a continuous operation, the medium temperature is not higher than 40 ℃; 2, medium PH value 6-9. 3. Maximum submergence 10m. 2.QJB-W-type return sludge pumps are submersible mixer technology on the basis of the production and development of new products, the pump for secondary sewage treatment plant was refluxed, denitrification of special equipment, can also be used for surface drainage time pumping water purification; irrigation and control of the waterway system; wastewater treatment process or mud suction recirculation loop needs micro head, high flow areas. 3. Structure Description: Specially designed equipment components and spare parts so that the sludge return pump to achieve the best performance. 1, the cable: cable with special watertight cable; 2, junction box: junction box is completely closed, and the surrounding liquid and the stator case is isolated; 3, the motor: 50Hz three-phase squirrel cage induction motor diving, F class insulation, Protection class IP68. Motor cooled by the surrounding medium; 4-axis: the motor shaft made of stainless steel rotor for balancing test; 5. Seal: O-ring for static sealing. Shaft seal for mechanical seal, the oil chamber and the surrounding dielectric isolation; 6, bearings: imported bearings, the design life of up to 100,000 hours; 7, the oil chamber: oil for lubrication and cooling mechanical seal friction and isolation permeate; 8, Impeller: the impeller blades have three blades wide and thin, smooth surface was swept style, efficient and unhindered operation, and has self-cleaning function; 9, import drogue: The purpose is to import the cone formation The best flow state; 10, discharge fitting: discharge fitting for the inlet of the cone is fixed to the outlet pipe; 11, guiding means: guiding device consists of two tubes (ducts) and the upper conduit clamp formed. 4 Product Features: 1, according to the micro-lift specially designed high flow, high efficiency; 2, anti-clogging, winding, reliable; 3, using the latest sealing material can be safely more than 10,000 hours of continuous operation; 4, compact structure, installation and maintenance convenient; 5, host stamping structure, small size, high accuracy, corrosion resistance no noise; 6, equipped with a drain leakage and motor overload protection (alarm) system to ensure product safety and reliability.