CN216008928U

CN216008928U - Large-scale vertical axial-flow pump

Info

Publication number: CN216008928U
Application number: CN202121912051.3U
Authority: CN
Inventors: 郑福楷
Original assignee: Guangdong Zhongyue Pump Industry Co ltd
Current assignee: Guangdong Zhongyue Pump Industry Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-03-11
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a large-scale vertical axial-flow pump which comprises a pump body, a mounting port and a filtering assembly, wherein the bottom of the pump body is provided with a suction inlet, one side of the pump body is provided with a water outlet bent pipe, the top of the pump body is provided with a fixed plate, the top of the fixed plate is fixedly provided with a motor, the output end of the motor is connected with a driving rod, the bottom of the driving rod is provided with a connecting groove, the mounting port is formed in the surface of one side of the pump body, and a mounting plate is mounted on the outer side of the mounting port. This large-scale vertical axial-flow pump is provided with filter box and apron, can filter impurity wherein to the liquid transportation in-process through the inside filter of filter box, and after liquid stops to carry, the balancing weight of filter box below then can drive the apron at movable rod top and descend, makes the apron carry out the shutoff to the through-hole of filter box bottom to avoid filter surface adnexed impurity to drop in flowing back to the pipeline, conveniently collect impurity, improve its practicality.

Description

Large-scale vertical axial-flow pump

Technical Field

The utility model relates to the technical field of axial flow pumps, in particular to a large vertical axial flow pump.

Background

The axial flow pump has several types of vertical, horizontal, inclined and through-flow pumps which transport liquid in the axial direction by the action force of the blades of the rotating impeller on the liquid, and through mass search, it is found that the vertical axial flow pump in the prior art is typical as the vertical axial flow pump with the publication number of CN211924478U, and the vertical axial flow pump comprises: a pump body; the water outlet pipe is arranged at the top end of the outer wall of the pump body, and the inner cavity of the water outlet pipe is communicated with the inner cavity of the pump body; the motor is arranged at the top end of the pump body; the pump shaft is arranged in the center of an inner cavity of the pump body in the vertical direction, the top end of the pump shaft extends out of the pump body and is locked with the output end of the motor through a coupling, and the bottom end of the pump shaft is provided with an impeller; still include first lagging, connecting seat and filtering mechanism, the outer wall bottom interference fit of the pump body has first lagging, the bottom of the pump body be provided with pump body assorted connecting seat, and the top of connecting seat and the bottom of the pump body laminate mutually, the inner chamber top of connecting seat is provided with filtering mechanism. This vertical axial-flow pump can make things convenient for the staff to the dismantlement of filter screen, and operating space is big, and labour saving and time saving reduces staff's the work degree of difficulty, is favorable to extensively promoting.

In summary, the conventional axial flow pump filters impurities in liquid by arranging a filter screen, and since the filter screen is arranged below the suction port, when the liquid is stopped being conveyed, the impurities attached to the surface of the filter screen can fall into a pipeline below the suction port, so that the filtering effect is poor, and the blades inside the axial flow pump need to be disassembled and maintained after being used for a period of time, and the conventional axial flow pump is difficult to disassemble the blades inside the axial flow pump and inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a large vertical axial flow pump, which aims to solve the problems that the existing axial flow pump in the background art is poor in filtering effect and difficult in disassembling internal fan blades.

In order to achieve the purpose, the utility model provides the following technical scheme: a large-scale vertical axial-flow pump comprises a pump body, a mounting port and a filtering component,

the bottom of the pump body is provided with a suction inlet, one side of the pump body is provided with a water outlet bent pipe, the top of the pump body is provided with a fixed plate, the top of the fixed plate is fixed with a motor, the output end of the motor is connected with a driving rod, and the bottom of the driving rod is provided with a connecting groove;

the mounting opening is formed in the surface of one side of the pump body, the mounting plate is mounted on the outer side of the mounting opening, a first transverse plate is fixed on the surface above the arc-shaped mounting plate, a transmission shaft is rotatably connected to the first transverse plate, fan blades are fixed at the bottom of the transmission shaft, the transmission shaft is connected with the driving rod, and a second transverse plate is fixed on the surface below the arc-shaped mounting plate;

the filtering component for filtering the liquid is arranged at the bottom of the second transverse plate.

Preferably, the filter assembly comprises a filter box, a through hole, a filter plate, a movable rod, a cover plate and a balancing weight, the filter box is arranged at the bottom of the second transverse plate, the through hole is formed in the upper end and the lower end of the filter box, the filter plate is fixed above the inner side of the filter box, the movable rod penetrates through the bottom of the filter box, and the cover plate and the balancing weight are fixed to the upper end and the lower end of the movable rod respectively.

Through adopting above-mentioned technical scheme, can filter the impurity in the liquid under mutually supporting between filter cartridge, filter, movable rod, apron and balancing weight to still can avoid appearing the phenomenon that impurity dropped after liquid stops carrying.

Preferably, be the block connection between spread groove and the transmission shaft, and the top of spread groove and transmission shaft is the hexagon.

Through adopting above-mentioned technical scheme to through the hexagonal connecting groove in actuating lever bottom to transmit the moment of torsion to the transmission shaft and make its rotation.

Preferably, the periphery of the fixing plate is provided with first bolts, and the fixing plate is connected with the pump body through the first bolts in a clamping manner.

Through adopting above-mentioned technical scheme, conveniently dismantle motor and actuating lever.

Preferably, the surface of arc mounting panel is provided with sealed the pad, and the external diameter of arc mounting panel is greater than the internal diameter of installing port, be provided with the second bolt around the arc mounting panel, and the arc mounting panel passes through to be connected for the block between second bolt and the installing port.

Through adopting above-mentioned technical scheme, conveniently dismantle transmission shaft and flabellum to overhaul and maintain it.

Preferably, the outer diameter of the cover plate is larger than the inner diameter of the through hole.

Through adopting above-mentioned technical scheme, can stop carrying the through-hole of back to the filter cartridge bottom at liquid and carry the shutoff, avoid impurity to drop in the backward flow pipeline.

Compared with the prior art, the utility model has the beneficial effects that: the large-scale vertical axial-flow pump is provided with a pump body,

(1) the pump body is provided with the arc-shaped mounting plate and the first transverse plate, and the arc-shaped mounting plate can be pulled to be separated from the mounting opening on the surface of the pump body by removing the second bolts around the arc-shaped mounting plate, so that the arc-shaped mounting plate, the first transverse plate on the surface of the arc-shaped mounting plate, the transmission shaft and the fan blades can be conveniently disassembled, the maintenance is convenient, the structure is simple, and the assembly and disassembly efficiency is improved;

(2) be provided with filter cartridge and apron, can filter impurity wherein to liquid transportation in-process through the inside filter of filter cartridge, after liquid stops to carry, the balancing weight of filter cartridge below then can drive the apron at movable rod top and descend, makes the apron carry out the shutoff to the through-hole of filter cartridge bottom to avoid filter surface adnexed impurity to drop in flowing back to the pipeline, conveniently collect impurity, improve its practicality.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a schematic bottom view of the drive rod of the present invention;

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic cross-sectional structure diagram of the filter cassette of the present invention.

In the figure: 1. the pump body, 2, sunction inlet, 3, play water return bend, 4, fixed plate, 5, first bolt, 6, motor, 7, actuating lever, 8, spread groove, 9, installing port, 10, arc mounting panel, 11, second bolt, 12, first diaphragm, 13, transmission shaft, 14, flabellum, 15, second diaphragm, 16, filtering component, 1601, filter cartridge, 1602, through-hole, 1603, filter plate, 1604, movable rod, 1605, apron, 1606, balancing weight.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a large-scale vertical axial-flow pump, as shown in fig. 1 and fig. 2, the bottom of the pump body 1 is provided with a suction inlet 2, one side of the pump body 1 is provided with a water outlet bent pipe 3, the top of the pump body 1 is provided with a fixing plate 4, the top of the fixing plate 4 is fixed with a motor 6, the periphery of the fixing plate 4 is provided with a first bolt 5, the fixing plate 4 is connected with the pump body 1 in a clamping way through the first bolt 5, the motor 6 can be disassembled by dismantling the first bolt 5 at the periphery of the fixing plate 4 so as to draw out a driving rod 7 for maintenance, the output end of the motor 6 is connected with the driving rod 7, the bottom of the driving rod 7 is provided with a connecting groove 8, the connecting groove 8 is connected with a transmission shaft 13 in a clamping way, the top of the connecting groove 8 and the top of the transmission shaft 13 are both hexagonal, after the top of the transmission shaft 13 is clamped into the connecting groove 8 at the bottom of the driving rod 7, when the driving rod 7 is driven by the motor 6 to rotate, the transmission shaft 13 can be transmitted with torque so as to drive the fan blades 14 at the bottom of the transmission shaft 13 to rotate to convey liquid.

As shown in fig. 1 and 3, the mounting opening 9 is opened on one side surface of the pump body 1, and the mounting plate 10 is installed on the outer side of the mounting opening 9, while the upper surface of the arc mounting plate 10 is fixed with a first transverse plate 12, the first transverse plate 12 is rotatably connected with a transmission shaft 13, and the bottom of the transmission shaft 13 is fixed with fan blades 14, while the transmission shaft 13 is connected with the driving rod 7, the lower surface of the arc mounting plate 10 is fixed with a second transverse plate 15, the surface of the arc mounting plate 10 is provided with a sealing gasket, and the outer diameter of the arc mounting plate 10 is larger than the inner diameter of the mounting opening 9, the periphery of the arc mounting plate 10 is provided with second bolts 11, and the arc mounting plate 10 is connected with the mounting opening 9 in a clamping manner through the second bolts 11, and the second bolts 11 around the arc mounting plate 10 are removed, so that the handle on the outer side of the arc mounting plate 10 can be pulled to separate the arc mounting plate 10 from the mounting opening 9 on the surface of the pump body 1, can take out transmission shaft 13 and flabellum 14 on the first diaphragm 12 of arc mounting panel 10 top to still can take out filter cartridge 1601 of arc mounting panel 10 below second diaphragm 15 bottom, so that clear up the impurity in filter cartridge 1601, improve its practicality.

As shown in fig. 1 and 4, a filter assembly 16 for filtering liquid is disposed at the bottom of the second cross plate 15, the filter assembly 16 includes a filter cartridge 1601, a through hole 1602, a filter plate 1603, a movable rod 1604, a cover plate 1605 and a weight block 1606, the filter cartridge 1601 is disposed at the bottom of the second cross plate 15, the filter cartridge 1601 has through holes 1602 opened at upper and lower ends of the filter cartridge 1601, the filter plate 1603 is fixed above the inner side of the filter cartridge 1601, the movable rod 1604 is disposed at the bottom of the filter cartridge 1601, the cover plate 1605 and the weight block 1606 are respectively fixed at upper and lower ends of the movable rod 1604, the outer diameter of the cover plate 1605 is larger than the inner diameter of the through hole 1602, when the fan blade 14 rotates to drive the liquid to be transported upwards, the liquid will drive the cover plate 1605 at the top of the movable rod 1604 below the filter cartridge 1601 to ascend, so that the liquid can be transported from the through holes 1602 at the upper and lower ends of the filter cartridge 1601, during transportation, the impurities in the filter plate 1603 inside the filter cartridge 1601 can be filtered, carry extremely to liquid when stopping, the balancing weight 1606 of movable rod 1604 bottom then can drive movable rod 1604 and apron 1605 and descend, makes apron 1605 carry out the shutoff to through-hole 1602 of filter cartridge 1601 below to avoid filter 1603 surface adnexed impurity to drop, conveniently collect impurity.

The working principle is as follows: when the large vertical axial-flow pump is used, the motor 6 at the top of the pump body 1 is opened to drive the driving rod 7 to rotate, the driving rod 7 drives the transmission shaft 13 and the fan blades 14 to rotate through the connection groove 8, liquid in the pipeline is sucked into the pump body 1 from the suction inlet 2, then the liquid is discharged from the water outlet bent pipe 3, meanwhile, the filter plate 1603 in the filter box 1601 can filter impurities in the liquid, when the transmission shaft 13 and the fan blades 14 need to be disassembled and overhauled after being used for a period of time, the motor 6 is firstly closed to stop conveying the liquid, then the counterweight 1606 below the filter box 1601 drives the movable rod 1604 and the cover plate 1605 to descend to plug the through hole 1602 at the bottom of the filter box 1601 to collect the impurities, then the first bolts 5 around the fixed plate 4 are rotated to disassemble the motor 6 and the driving rod 7, so that the connection groove 8 at the bottom of the driving rod 7 is separated from the transmission shaft 13, then, the second bolts 11 around the arc-shaped mounting plate 10 are rotated to separate the arc-shaped mounting plate 10 from the mounting opening 9 on the surface of the pump body 1, and then the arc-shaped mounting plate 10 is pulled to draw out the first horizontal plate 12, the transmission shaft 13 and the fan blades 14 for maintenance, and simultaneously the second horizontal plate 15 and the filter cartridge 1601 are drawn out to clean impurities in the filter cartridge 1601, so that the whole operation is completed, and what is not described in detail in this specification belongs to the prior art known to those skilled in the art.

The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for simplicity of description only and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operative in a particular orientation, and are not to be considered limiting of the claimed invention.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a large-scale vertical axial-flow pump, includes the pump body (1), installing port (9) and filtering component (16), its characterized in that:

the water pump is characterized in that a suction inlet (2) is formed in the bottom of the pump body (1), a water outlet bent pipe (3) is arranged on one side of the pump body (1), a fixing plate (4) is mounted at the top of the pump body (1), a motor (6) is fixed at the top of the fixing plate (4), the output end of the motor (6) is connected with a driving rod (7), and a connecting groove (8) is formed in the bottom of the driving rod (7);

the pump body is characterized in that the mounting opening (9) is formed in one side surface of the pump body (1), the mounting plate (10) is mounted on the outer side of the mounting opening (9), a first transverse plate (12) is fixed to the upper surface of the arc-shaped mounting plate (10), a transmission shaft (13) is rotatably connected to the first transverse plate (12), fan blades (14) are fixed to the bottom of the transmission shaft (13), the transmission shaft (13) is connected with the driving rod (7), and a second transverse plate (15) is fixed to the lower surface of the arc-shaped mounting plate (10);

the filtering component (16) for filtering the liquid is arranged at the bottom of the second transverse plate (15).

2. A large vertical axial flow pump according to claim 1, characterized in that: the filtering component (16) comprises a filtering box (1601), a through hole (1602), a filtering plate (1603), a movable rod (1604), a cover plate (1605) and a balancing weight (1606), the filtering box (1601) is arranged at the bottom of the second transverse plate (15), the through hole (1602) is formed in the upper end and the lower end of the filtering box (1601), the filtering plate (1603) is fixed above the inner side of the filtering box (1601), the movable rod (1604) penetrates through the bottom of the filtering box (1601), and the cover plate (1605) and the balancing weight (1606) are fixed to the upper end and the lower end of the movable rod (1604) respectively.

3. A large vertical axial flow pump according to claim 1, characterized in that: the connecting groove (8) is connected with the transmission shaft (13) in a clamping manner, and the tops of the connecting groove (8) and the transmission shaft (13) are hexagonal.

4. A large vertical axial flow pump according to claim 1, characterized in that: the periphery of the fixed plate (4) is provided with first bolts (5), and the fixed plate (4) is connected with the pump body (1) through the first bolts (5) in a clamping mode.

5. A large vertical axial flow pump according to claim 1, characterized in that: the surface of arc mounting panel (10) is provided with sealed the pad, and the external diameter of arc mounting panel (10) is greater than the internal diameter of installing port (9), be provided with second bolt (11) around arc mounting panel (10), and arc mounting panel (10) are connected for the block through between second bolt (11) and installing port (9).

6. A large vertical axial flow pump according to claim 2, wherein: the outer diameter of the cover plate (1605) is larger than the inner diameter of the through hole (1602).