CN213744034U

CN213744034U - Axial double-suction submersible electric pump

Info

Publication number: CN213744034U
Application number: CN202022896573.0U
Authority: CN
Inventors: 林发明; 李平根
Original assignee: China Dafu Pump Industry Co ltd
Current assignee: China Dafu Pump Industry Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-07-20
Anticipated expiration: 2030-12-03

Abstract

The utility model provides an axial double suction formula submerged motor pump belongs to water pump technical field. The submersible electric pump solves the problems that the flow of extracted water flow is small and the working efficiency is low because the existing submersible electric pump is of a single-suction type. This axial double suction formula submerged motor pump, including the pump body and motor, the pump body is inside to be the cavity setting, is equipped with the impeller subassembly in the pump body, through the ring flange subassembly fixed connection who has many spliced poles between the pump body and the motor, many spliced poles are circumference and encircle the interval setting, and be formed with the first water inlet that supplies water axial inflow in the pump body inside between the double-phase adjacent spliced pole, the second water inlet that supplies water axial inflow in the pump body inside is seted up to pump body bottom, the delivery port has been seted up in pump body side position department. The utility model has the advantages of small volume, increased flow and improved working efficiency.

Description

Axial double-suction submersible electric pump

Technical Field

The utility model belongs to the technical field of the water pump, a submerged motor pump is related to, in particular to axial double suction type submerged motor pump.

Background

The submersible electric pump is a water pump in which a pump body impeller and a motor for driving the impeller are submerged to work. The existing submersible electric pump adopts a single-suction submersible electric pump, and the single-suction submersible electric pump absorbs water on a single side, so that the problems of small flow of extracted water flow and low working efficiency are caused.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a small and flow increase's axial double suction formula submerged motor pump.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an axial double suction formula submerged motor pump, includes the pump body and motor, the pump body inside set up for the cavity, its characterized in that, the pump body in be equipped with the impeller subassembly, pump body and motor between through the ring flange subassembly fixed connection who has many spliced poles, many the spliced pole is circumference and encircles the interval setting, and double-phase adjacent be formed with the first water inlet that supplies water axial inflow in the pump body inside between the spliced pole, pump body bottom seted up and supply water axial inflow in the second water inlet of the pump body inside pump body side position department has seted up the delivery port.

In the above axial double-suction submersible electric pump, the impeller assembly is formed by vertically stacking a first impeller main body and a second impeller main body, water enters the pump body through the first water inlet and contacts with the end face of the first impeller main body, is discharged from the water outlet by the centrifugal force generated by the high-speed rotation of the first impeller main body, enters the pump body through the second water inlet and contacts with the end face of the second impeller main body, and is discharged from the water outlet by the centrifugal force generated by the high-speed rotation of the second impeller main body.

In the above axial double-suction submersible electric pump, the flange assembly is provided with a water inlet cover with a plurality of water through holes, and the water inlet cover is positioned outside the connecting column.

In the above axial double-suction submersible electric pump, the water inlet cover is fixed and limited on the flange plate assembly by the fixing bolt.

Compared with the prior art, the axial double-suction submersible electric pump has the advantages of increased flow and small volume, and the overall working efficiency is improved.

Drawings

Fig. 1 is a schematic front view of the axial double-suction submersible electric pump.

Fig. 2 is a schematic sectional structure view of the present axial double-suction submersible electric pump.

Fig. 3 is a schematic perspective view of the present axial double-suction submersible electric pump.

In the figure, 1, a pump body; 2. a motor; 3. connecting columns; 4. a flange assembly; 5. a first water inlet; 6. a second water inlet; 7. a water outlet; 8. a first impeller body; 9. a second impeller body; 10. a water inlet cover; 11. fixing the bolt; 12. a water hole.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, the axial double-suction submersible electric pump comprises a pump body 1 and a motor 2, wherein the pump body 1 is internally provided with a cavity, a blade wheel assembly is arranged in the pump body 1, the pump body 1 and the motor 2 are fixedly connected through a flange plate assembly 4 with a plurality of connecting columns 3, the connecting columns 3 are circumferentially arranged at intervals in a surrounding manner, a first water inlet 5 for axially flowing water into the pump body 1 is formed between two adjacent connecting columns 3, a second water inlet 6 for axially flowing water into the pump body 1 is formed at the bottom of the pump body 1, a water outlet 7 is formed in the side position of the pump body 1, the blade wheel assembly is formed by vertically overlapping a first blade wheel main body 8 and a second blade wheel main body 9, water enters the pump body 1 through the first water inlet 5 and contacts the end face of the first blade wheel main body 8, and is discharged from the water outlet 7 through the centrifugal force generated by the high-speed rotation of the first blade wheel main body 8, water enters the pump body 1 through the second water inlet 6 and contacts the end face of the second impeller main body 9, centrifugal force generated by high-speed rotation of the second impeller main body 9 is discharged from the water outlet 7, the flange plate assembly 4 is sleeved with the connecting column 3 and is provided with a water inlet cover 10 with a plurality of water through holes 12, and the water inlet cover 10 is fixed and limited on the flange plate assembly 4 through the fixing bolt 11.

The double-suction submersible electric pump is in contact with the corresponding end faces of the two impeller main bodies in an up-and-down axial water inlet mode, water enters the pump body 1 along the end faces of the impeller main bodies and is discharged from the water outlet 7 along the high-speed rotation of the two impeller main bodies, the water inlet flow is increased, and the working efficiency is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides an axial double suction formula submerged motor pump, includes the pump body (1) and motor (2), the inside cavity setting that is of the pump body (1), its characterized in that, pump body (1) in be equipped with the impeller subassembly, pump body (1) and motor (2) between through flange dish subassembly (4) fixed connection who has many spliced poles (3), many spliced pole (3) are circumference and encircle the interval setting, and double-phase adjacent be formed with water supply axial inflow in pump body (1) inside first water inlet (5) between spliced pole (3), pump body (1) bottom seted up water supply axial inflow in pump body (1) inside second water inlet (6) pump body (1) side position department has seted up delivery port (7).

2. The axial double-suction submersible electric pump according to claim 1, characterized in that the impeller assembly is formed by a first impeller body (8) and a second impeller body (9) which are stacked up and down, water enters the pump body (1) through the first water inlet (5) and contacts with the end face of the first impeller body (8), is discharged from the water outlet (7) by the centrifugal force generated by the high-speed rotation of the first impeller body (8), enters the pump body (1) through the second water inlet (6) and contacts with the end face of the second impeller body (9), and is discharged from the water outlet (7) by the centrifugal force generated by the high-speed rotation of the second impeller body (9).

3. The axial double suction submersible electric pump according to claim 1, characterized by the fact that on the flange assembly (4) and outside the connection column (3) there is a cover (10) for the water intake with a plurality of water holes (12).

4. The axial double-suction submersible electric pump according to claim 3, characterized in that the intake cover (10) is fixed and limited on the flange assembly (4) by means of fixing bolts (11).