切换中文版CHN

当前位置:首页 > News

What are the contents and requirements of the repair work of the centrifugal pump? How to disassembl

发布时间:2021-08-17 10:33:00 点击:
The repair work of centrifugal pumps is different from the repairs of various equipment, and the requirements are different. According to the maintenance procedures of each factory, the equipment has been inspected (pre-inspection) before repair, and the inspection and repair measures, assembly, test run and acceptance are followed. Safety measures during the repair process, etc. Request to be repaired


All the repaired parts of the pump must be processed according to the drawings, and the welding can be assembled after inspection. The new replacement parts and purchased parts must meet the technical standards before they can be used. The above parts must be approved by the main repairer of the pump before they can be assembled. Test drive.



According to the structure of the pump, the disassembly method of various types of pumps is also different. However, the disassembly method of the coupling of various pumps is the same. That is, first unscrew the nut on the shaft (some do not have a nut), and then tap it alternately and symmetrically along the circumference of the coupling with a hand hammer to remove it.


1. Disassembly of Type B pump


(1) The disassembly of the pump cover firstly remove the connecting nut between the pump cover and the pump body, and then knock the pump cover with a pure copper rod with a hand hammer pad to remove it. If it has ejector bolts, use ejector bolts. Top down.


 (2) Disassembly of the impeller Unscrew the nut of the impeller and use a wooden hammer or plumb hammer to gently remove it. If the impeller is corroded on the shaft, it can be immersed in washing oil or gasoline before dismantling.


(3) Disassembly of the pump body First remove the connecting nut between the pump body and the bracket, and then take off the pump body. Then remove the packing gland to take out the packing in the stuffing box.


(4) Disassembly of the pump shaft. First remove the front and rear bearing glands on the bearing body of the bracket, and then use a pure copper rod to knock the shaft from the front to the back (that is, toward the coupling direction) to remove the shaft.



Guangzhou Quanyi Pump Industry has a professional technical team composed of experts in the water pump industry. It provides on-site installation, maintenance and repair services for all types of water pumps. It is limited to the Pearl River Delta region. For other areas, please consult with the company's after-sales service department.
    文章评论
    内容:
    验证码: