Disassembly of IS single-stage single-suction centrifugal pump
(1)
Centrifugal pump disintegration:
1 Remove the coupling from the shaft with a three-jaw puller and remove the key.
2 Use a Torx wrench to loosen the seal gland bolts at both ends, remove the nut, and open the seal packing gland.
3 Loosen the front and rear bearing body gland bolts with a spanner wrench, remove the nut, and remove the front and rear bearing body gland.
4 Loosen the pump cover connecting bolt with an open-end wrench, remove the nut, and remove the pump cover so that the pump cover contacts face up on the rubber.
5 Remove the rotor from the pump body and place it on the rubber.
(2) Dismantling the chemical centrifugal pump rotor:
1 Use a plum wrench to remove the front and rear bearing box gland bolts and remove the bearing body. . . ,
2 Use the hook wrench to remove the front and rear bearing lock nut (note the reverse buckle, iE#V), remove the bearing, bearing gland, block
Water ring, sealing packing gland, water sealing ring, packing, packing retaining sleeve, sealing ring.
3 Use the hook wrench to remove the front and rear bushing lock nuts at both ends of the shaft, and remove the front and rear bushings, impeller and keys.
(3) Wash, inspect, and place all the removed parts on the rubber.
(4) Packing tools, utensils, measuring tools, and cleaning the site.
Third, matters needing attention
(1) When disassembling the lock nut, pay attention to the buckle and the reverse buckle.
(2) Place the disassembled parts in order.
!['IS single-stage single-suction centrifugal pump disassembly]()
Overshot Assembly
Overshot go into the heart of the drill pipe, the slider move up, make the tube socket head can be inserted into the center, when on the slider move up tight, using friction lift drill, remove loose again after the slider, by means of the connection string to slide along the block should tighten, set aside the center pipe, but in front of the salvage must first determine the bit in the bottom of the hole position, can be in a thin plate with bolts tight end of drill pipe, Drop the drill pipe to the bottom of the hole and press it on the drill bit. After waiting for a moment, it is proposed that the relative position of the drill bit at the bottom of the hole and the center of the rotary plate of the drill can be determined by observing the indentation left by the center pipe of the drill bit on the board, and then move the drill or rotary plate so that the center of the rotary plate is directly in front of the center pipe of the injured head, so as to ensure that the fishing device can be inserted into the center pipe accurately.
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