CN213981217U

CN213981217U - Mixed flow pump

Info

Publication number: CN213981217U
Application number: CN202022358306.8U
Authority: CN
Inventors: 顾峰; 顾杰; 顾为俊
Original assignee: Yancheng Haihe Pump Co ltd
Current assignee: Yancheng Haihe Pump Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-08-17
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses a mixed flow pump, include: the base one side of base is provided with vertical spout slide in the vertical spout and be provided with rather than the vertical slider of mutually supporting vertical slider stretches out the upper end of base and is provided with the motor mount pad install driving motor on the motor mount pad the bilateral symmetry of motor mount pad is provided with the flange be provided with the fixed orifices on the flange be provided with the locking bolt of mutually supporting with the fixed orifices on the base of motor mount pad both sides, go up adjusting nut and adjusting nut down and fix the flange on locking bolt the opposite side of base is provided with horizontal dovetail chute slide in the horizontal dovetail chute be provided with rather than the horizontal dovetail slider of mutually supporting the upper end of horizontal dovetail slider is provided with pump body mount pad.

Description

Mixed flow pump

Technical Field

The utility model relates to a water pump especially relates to a mixed flow pump.

Background

The mixed flow pump in real life is a pump between a centrifugal pump and an axial flow pump, the flow rate of the mixed flow pump is smaller than that of the axial flow pump and larger than that of the centrifugal pump, and the common mixed flow pump is used in other fields such as farmland irrigation, urban drainage and the like. The existing mixed flow pump body is generally fixed on the base through a plurality of bolts and nuts, the disassembly and the assembly are inconvenient, time and labor are wasted, and meanwhile, the pump shaft and the motor shaft are easily not on the same axis when the existing mixed flow pump and the motor are installed, and if the existing mixed flow pump and the motor are directly installed, larger vibration can be generated in the working process.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provides a mixed flow pump which is convenient to disassemble and assemble.

In order to solve the technical problem, the utility model discloses a technical scheme is: a mixed flow pump comprising: the pump comprises a base, wherein a vertical sliding groove is formed in one side of the base, a vertical sliding block matched with the vertical sliding groove is arranged in the vertical sliding groove in a sliding manner, a motor mounting seat is arranged at the upper end, extending out of the base, of the vertical sliding block, a driving motor is installed on the motor mounting seat, flanges are symmetrically arranged on two sides of the motor mounting seat, a fixing hole is formed in each flange, locking bolts matched with the fixing holes are arranged on the bases on two sides of the motor mounting seat, the flanges are fixed on the locking bolts through upper adjusting nuts and lower adjusting nuts, a transverse dovetail sliding groove is formed in the other side of the base, a transverse dovetail sliding block matched with the transverse dovetail sliding groove is arranged in the transverse dovetail sliding groove in a sliding manner, a pump body mounting seat is arranged at the upper end of the transverse dovetail sliding block, and a mixed flow pump body is arranged at the upper end of the pump body mounting seat, a water inlet is arranged on one side of the mixed flow pump body, a water outlet is arranged at the upper end of the mixed flow pump body, a pump shaft is arranged in the mixed flow pump body through a bearing seat in a rotating manner, a turbine is arranged on the pump shaft, slide holes are symmetrically arranged on two sides of the dovetail slide block, slide rods matched with the slide holes are respectively arranged in the slide holes in a sliding manner, an extrusion inclined plane is arranged on one end, extending into the transverse dovetail slide groove, of each slide rod, the extrusion inclined plane is parallel to the inclined inner wall of the transverse dovetail slide groove, a first wedge is arranged on the other end, extending into the transverse dovetail slide block, of each slide rod, a wedge vertical slide groove communicated with the slide holes is arranged in the middle of the transverse dovetail slide block, a second wedge matched with the first wedge is arranged in the wedge vertical slide groove in a sliding manner, and a compression cylinder is arranged in the pump body mounting seat, the piston rod of the compressing cylinder extends into a vertical sliding groove of the wedge and is connected with the second wedge, a limiting sliding cavity communicated with the sliding hole is formed in the transverse dovetail slide block at the middle of the sliding hole, a limiting slide block matched with the limiting slide block is arranged in the limiting sliding cavity in a sliding mode, the limiting slide block is connected with the slide rod, a reset spring is arranged in the limiting sliding cavity, far away from one side of the second wedge, of the limiting slide block, one end of the reset spring abuts against the transverse dovetail slide block, and the other end of the reset spring abuts against the limiting slide block.

The utility model has the advantages that: above-mentioned mixed flow pump, novel structure, the mixed flow pump body can be followed the base and carried out quick assembly disassembly, easy dismounting, labour saving and time saving, and simultaneously, driving motor's motor shaft axis height can be adjusted, can guarantee to install with the pump shaft in same axis position, and the vibration is little, can guarantee the stationarity of equipment operation.

Drawings

Fig. 1 is a schematic structural view of the mixed flow pump of the present invention.

Fig. 2 is a schematic sectional structure view of a-a in fig. 1.

In the figure: 1. the device comprises a base, 2, a vertical sliding groove, 3, a vertical sliding block, 4, a motor mounting seat, 5, a driving motor, 51, a motor shaft, 6, a flange, 7, a fixing hole, 8, a locking bolt, 9, an upper adjusting nut, 10, a lower adjusting nut, 11, a transverse dovetail sliding groove, 111, an inclined inner wall, 12, a transverse dovetail sliding block, 13, a pump body mounting seat, 14, a mixed flow pump body, 141, a water inlet, 142, a water outlet, 143, a bearing seat, 144, a pump shaft, 145, a turbine, 15, a sliding hole, 16, a sliding rod, 17, an extrusion inclined surface, 18, a first inclined wedge, 19, an inclined wedge vertical sliding groove, 20, a second inclined wedge, 21, a pressing cylinder, 22, a piston rod, 23, a limiting sliding cavity, 24, a limiting sliding block, 25 and a reset spring.

Detailed Description

The following detailed description of the present invention will be made in conjunction with the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, the mixed flow pump includes: the pump body structure comprises a base 1, wherein a vertical sliding groove 2 is arranged on one side of the base 1, a vertical sliding block 3 matched with the vertical sliding groove is arranged in the vertical sliding groove 2 in a sliding manner, a motor mounting seat 4 is arranged at the upper end, extending out of the base 1, of the vertical sliding block 3, a driving motor 5 is installed on the motor mounting seat 4, flanges 6 are symmetrically arranged on two sides of the motor mounting seat 4, fixing holes 7 are formed in the flanges 6, locking bolts 8 matched with the fixing holes 7 are arranged on the base 1 on two sides of the motor mounting seat 4, the flanges 6 are fixed on the locking bolts 8 through an upper adjusting nut 9 and a lower adjusting nut 10, a transverse dovetail sliding groove 11 is arranged on the other side of the base 1, a transverse dovetail sliding block 12 matched with the transverse dovetail sliding groove 11 is arranged in a sliding manner, and a pump body mounting seat 13 is arranged at the upper end of the transverse dovetail sliding block 12, a mixed flow pump body 14 is arranged at the upper end of the pump body mounting seat 13, a water inlet 141 is arranged at one side of the mixed flow pump body 14, a water outlet 142 is arranged at the upper end of the mixed flow pump body 14, a pump shaft 144 is rotatably arranged in the mixed flow pump body 14 through a bearing seat 143, a turbine 145 is arranged on the pump shaft 144, slide holes 15 are symmetrically arranged at two sides of the dovetail slide block 12, slide rods 16 matched with the slide holes 15 are respectively arranged in the slide holes 15 in a sliding manner, an extrusion inclined surface 17 is arranged at one end of each slide rod 16 extending into the transverse dovetail slide slot 11, the extrusion inclined surface 17 is parallel to the inclined inner wall 111 of the transverse dovetail slide slot 11, a first inclined wedge 18 is arranged at the other end of each slide rod 16 extending into the transverse dovetail slide block 12, an inclined wedge vertical slide slot 19 communicated with the slide holes 15 is arranged in the middle of the transverse dovetail slide block 12, a second wedge 20 matched with the first wedge 18 is arranged in the wedge vertical sliding groove 19 in a sliding manner, a pressing cylinder 21 is arranged in the pump body mounting seat 13, a piston rod 22 of the pressing cylinder 21 extends into the wedge vertical sliding groove 19 to be connected with the second wedge 20, a limiting sliding cavity 23 communicated with the sliding hole 15 is arranged in the transverse dovetail slide block 12 in the middle of the sliding hole 15, a limiting slide block 24 matched with the limiting sliding cavity 23 in a sliding manner is arranged in the limiting sliding cavity 23, the limiting slide block 24 is connected with the slide rod 16, a reset spring 25 is arranged in the limiting sliding cavity 23 on one side, away from the second wedge 20, of the limiting slide block 24, one end of the reset spring 25 abuts against the transverse dovetail slide block 12, and the other end of the reset spring 25 abuts against the limiting slide block 24.

When the motor shaft is installed, the transverse dovetail slide block 12 slides into the transverse dovetail slide groove 11 to move leftwards, when the pump shaft 144 moves to be close to the motor shaft 51, the height of the axis of the pump shaft 144 is further adjusted, the upper adjusting nut 9 is loosened, the lower adjusting nut 10 is rotated upwards or downwards, the lower adjusting nut 10 drives the flange 6 to move upwards and downwards, the flange 6 drives the motor installation seat 4 to move upwards and downwards, the motor installation seat 4 vertically slides in the vertical slide groove 2 through the vertical slide block 3 and is adjusted to be coaxial with the pump shaft 144, the upper adjusting nut 9 is locked to fix the motor installation seat 4, after the fixation is finished, the transverse position of the pump shaft 144 is finely adjusted according to requirements so as to be conveniently connected with the motor shaft 51, at the moment, the pressing air cylinder 21 is started, the piston rod 22 of the pressing air cylinder 21 pushes the second wedge 20 to move downwards in the wedge vertical slide groove 19, the second wedge 20 pushes the first wedge 20 matched with the second wedge 20 to move towards two sides, the first wedge 20 pushes the sliding rod 16 to slide outwards in the sliding hole 15 until the extrusion inclined surface 17 abuts against the inclined inner wall 111, meanwhile, the sliding rod 16 drives the limiting sliding block 24 to slide in the limiting sliding cavity 23 and extrude the return spring 25, the extrusion inclined surface 17 of the sliding rod 16 and the inclined inner wall 111 of the transverse dovetail sliding groove 11 are extruded to realize fixation, and therefore the transverse dovetail sliding block 12 is fixed in the transverse dovetail sliding groove 11.

During disassembly, the pressing cylinder 21 resets, the piston rod 22 of the pressing cylinder 21 drives the second wedge 20 to move upwards to be gradually separated from the first wedge 18, the reset spring 25 resets to push the limiting slide block 24 to slide towards the direction of the second wedge 20 in the limiting slide cavity 23, the limiting slide block 24 drives the slide rod 16 to slide towards the direction of the second wedge 20 in the slide hole 15, and the extrusion inclined surface 17 of the slide rod 16 is separated from the inclined inner wall 111 of the transverse dovetail slide groove 11.

Above-mentioned mixed flow pump, novel structure, the mixed flow pump body can be followed the base and carried out quick assembly disassembly, easy dismounting, labour saving and time saving, and simultaneously, driving motor's motor shaft axis height can be adjusted, can guarantee to install with the pump shaft in same axis position, and the vibration is little, can guarantee the stationarity of equipment operation.

Claims

1. The mixed flow pump is characterized in that: the method comprises the following steps: the device comprises a base (1), a vertical sliding chute (2) is arranged on one side of the base (1), a vertical sliding block (3) matched with the vertical sliding chute is arranged in the vertical sliding chute (2) in a sliding mode, a motor mounting seat (4) is arranged at the upper end, extending out of the base (1), of the vertical sliding block (3), a driving motor (5) is installed on the motor mounting seat (4), flanges (6) are symmetrically arranged on two sides of the motor mounting seat (4), fixing holes (7) are formed in the flanges (6), locking bolts (8) matched with the fixing holes (7) are arranged on the base (1) on two sides of the motor mounting seat (4), the flanges (6) are fixed on the locking bolts (8) through upper adjusting nuts (9) and lower adjusting nuts (10), a transverse dovetail sliding chute (11) is arranged on the other side of the base (1), a transverse dovetail sliding block (12) matched with the transverse dovetail sliding groove is arranged in the transverse dovetail sliding groove (11) in a sliding mode, a pump body mounting seat (13) is arranged at the upper end of the transverse dovetail sliding block (12), a mixed flow pump body (14) is arranged at the upper end of the pump body mounting seat (13), a water inlet (141) is arranged on one side of the mixed flow pump body (14), a water outlet (142) is arranged at the upper end of the mixed flow pump body (14), a pump shaft (144) is rotatably arranged in the mixed flow pump body (14) through a bearing seat (143), a turbine (145) is arranged on the pump shaft (144), sliding holes (15) are symmetrically arranged on two sides of the dovetail sliding block (12), sliding rods (16) matched with the sliding holes (15) are respectively arranged in a sliding mode, an extrusion inclined surface (17) is arranged at one end, extending into the transverse dovetail sliding groove (11), of each sliding rod (16), the extrusion inclined plane (17) is parallel to the inclined inner wall (111) of the transverse dovetail sliding groove (11), the other end of the sliding rod (16) extending into the transverse dovetail sliding block (12) is provided with a first inclined wedge (18), the middle part of the transverse dovetail sliding block (12) is provided with an inclined wedge vertical sliding groove (19) communicated with the sliding hole (15), the inclined wedge vertical sliding groove (19) is provided with a second inclined wedge (20) matched with the first inclined wedge (18) in a sliding manner, the pump body mounting seat (13) is internally provided with a pressing air cylinder (21), a piston rod (22) of the pressing air cylinder (21) extends into the inclined wedge vertical sliding groove (19) to be connected with the second inclined wedge (20), the transverse sliding block (12) at the middle part of the sliding hole (15) is internally provided with a limiting sliding cavity (23) communicated with the sliding hole (15), and the limiting sliding block (24) matched with the limiting sliding cavity (23) is arranged in the limiting sliding manner, the limiting slide block (24) is connected with the slide rod (16), a return spring (25) is arranged in a limiting slide cavity (23) on one side, far away from the second wedge (20), of the limiting slide block (24), one end of the return spring (25) abuts against the transverse dovetail slide block (12), and the other end of the return spring (25) abuts against the limiting slide block (24).