CN211314575U

CN211314575U - Energy-saving submersible electric pump for well

Info

Publication number: CN211314575U
Application number: CN201921872485.8U
Authority: CN
Inventors: 闫建军
Original assignee: Handan Tianxing Water Pump Co ltd
Current assignee: Handan Tianxing Water Pump Co ltd
Priority date: 2019-11-02
Filing date: 2019-11-02
Publication date: 2020-08-21
Anticipated expiration: 2029-11-02

Abstract

The utility model relates to a submerged motor pump technical field just discloses an energy-saving well submerged motor pump, the on-line screen storage device comprises a base, the base top fixedly connected with inferior valve, the top screw thread of inferior valve has cup jointed the adapter sleeve No. one, the top screw thread of adapter sleeve has cup jointed into the water shell, the top screw thread of the shell that intakes has cup jointed No. two adapter sleeves, the top screw thread of No. two adapter sleeves has cup jointed the epitheca, the apopore has been seted up at the top of epitheca, the top surface fixedly connected with of base is located the inside connecting seat of inferior valve, the top fixedly connected with coil of connecting seat. This energy-saving submerged motor pump for well through set up down the scraper blade on the surface of driven shaft, the driven shaft drives down the scraper blade and incessantly scrapes along the shell inner wall that intakes when rotating for aquatic debris can't gather in the aperture of the shell of intaking, has avoided the difficulty of intaking that the jam of the shell of intaking brought, has avoided increasing because of the consumption that the jam brought, and then has improved the energy-conservation nature of charge pump.

Description

Energy-saving submersible electric pump for well

Technical Field

The utility model relates to a submerged motor pump technical field specifically is an energy-saving submerged motor pump for well.

Background

The submersible electric pump is widely used as a pump capable of pumping viscous liquids such as silt, petroleum and the like, and is particularly used underground.

The existing submersible electric pump for the well needs to suck water from the outside from the water inlet shell in the using process, when impurities in water block the water inlet shell, the water suction amount is reduced, the water suction pressure is increased, the load borne by a driving shaft in the electric pump is increased rapidly, the electric consumption of the electric pump is increased, the extra power consumption is increased, and the energy-saving effect is reduced.

In addition, current well submerged motor pump not only has the debris of jam on the shell of intaking in the use, more has tiny debris to get into in the pump body through the shell of intaking to along rivers upward flow, and the electric pump centrifugal impeller inlet opening is narrow and small, and too much tiny debris very easily blocks and blows at the impeller inlet opening, causes the stifled commentaries on classics of centrifugal pump, and the malfunction, the result of use is poor.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, the utility model provides an energy-saving well submerged motor pump possesses the energy-conservation nature that improves submerged motor pump and avoids the advantage of impeller locked rotor, has solved the problem mentioned in the above-mentioned background art.

The utility model provides a following technical scheme: an energy-saving submersible electric pump for a well comprises a base, wherein a lower shell is fixedly connected to the top of the base, a first connecting sleeve is sleeved on the top thread of the lower shell, a water inlet shell is sleeved on the top thread of the first connecting sleeve, a second connecting sleeve is sleeved on the top thread of the water inlet shell, an upper shell is sleeved on the top thread of the second connecting sleeve, a water outlet hole is formed in the top of the upper shell, the top surface of the base is fixedly connected with a connecting seat positioned in the lower shell, a coil is fixedly connected to the top of the connecting seat, a power shaft positioned in the coil is movably sleeved on the top of the connecting seat, the top of the power shaft penetrates through the first connecting sleeve and extends to the top of the first connecting sleeve, a coupler is fixedly sleeved on the upper end of the coupler, a transverse rod is fixedly connected to the outer surface of the driven shaft, and a lower scraper, the outer fixed surface of driven shaft is connected with the sector that is located scraper blade top down, the top fixedly connected with spliced pole of sector, the top fixedly connected with of spliced pole goes up the scraper blade, the top of driven shaft passes No. two adapter sleeves and extends to the inside of epitheca and fixed the cup joint have impeller and current expander.

Preferably, the outer surface of the water inlet shell is provided with impurity discharging holes, and the impurity discharging holes and the fan plate are located on the same horizontal plane.

Preferably, the bottom surface of No. two adapter sleeves fixedly connected with filter plate, the filter plate is located the top of last scraper blade.

Preferably, the number of the fan plates is three, and the three fan plates are distributed on the outer surface of the driven shaft at equal intervals.

Preferably, the number of the impellers and the number of the diffusers are three, and each of the impellers and one of the diffusers is a group and is divided into three groups.

Preferably, the inside fixedly connected with of epitheca is located the top cover of driven shaft top, the spout has been seted up to the bottom of top cover, the through-hole has been seted up at the middle part of top cover.

Preferably, a sliding block is fixedly connected to the top of one of the diffusers and movably clamped with the sliding groove.

Preferably, the number of the lower scraping plates is two, and the distance between the outer side surfaces of the two lower scraping plates is smaller than the inner diameter of the water inlet shell.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this energy-saving submerged motor pump for well through set up down the scraper blade on the surface of driven shaft, the driven shaft drives down the scraper blade and incessantly scrapes along the shell inner wall that intakes when rotating for aquatic debris can't gather in the aperture of the shell of intaking, has avoided the difficulty of intaking that the jam of the shell of intaking brought, has avoided increasing because of the consumption that the jam brought, and then has improved the energy-conservation nature of charge pump.

2. This energy-saving submerged motor pump for well through set up the filter plate at the inside top of water inlet shell and impeller below for tiny debris in the aquatic arouses the impeller to block up in getting into the impeller, and set up sector and last scraper blade at the surface of driven shaft, go up the scraper blade through flow down to the debris scraping on the filter plate, and drive the debris by the sector of high-speed rotation and rotatory the play, and receive centrifugal force effect from arranging miscellaneous hole discharge, improved the result of use of charge pump, reduced the fault rate of water pump.

Drawings

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

FIG. 2 is a cross-sectional view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is an enlarged view of the structure at B in FIG. 2;

FIG. 5 is a schematic view of the connection between the driving shaft and the driven shaft according to the present invention;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

fig. 7 is a schematic structural view of the water inlet housing of the present invention.

In the figure: 1. a base; 2. a lower case; 3. a first connecting sleeve; 4. a water inlet shell; 5. a second connecting sleeve; 6. an upper shell; 7. a water outlet hole; 8. impurity removal holes; 9. a connecting seat; 10. a power shaft; 11. a coil; 12. a coupling; 13. a driven shaft; 14. an impeller; 15. a diffuser; 16. a cross bar; 17. a lower scraper; 18. jacking and sleeving; 19. a fan plate; 20. connecting columns; 21. an upper scraper plate; 22. filtering the plate; 23. a through hole; 24. a chute; 25. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, an energy-saving submersible electric pump for a well comprises a base 1, a lower casing 2 is fixedly connected to the top of the base 1, a first connecting sleeve 3 is sleeved on the top of the lower casing 2 in a threaded manner, the first connecting sleeve 3 seals the lower casing 2 and also serves as a supporting component of a coil 11, a water inlet casing 4 is sleeved on the top of the first connecting sleeve 3 in a threaded manner, a small hole is formed in the outer surface of the water inlet casing 4 and used for water inlet, a second connecting sleeve 5 is sleeved on the top of the water inlet casing 4 in a threaded manner, the second connecting sleeve 5 does not have a sealing effect and only has a left connecting effect, an upper casing 6 is sleeved on the top of the second connecting sleeve 5 in a threaded manner, a water outlet 7 is formed in the top of the upper casing 6, the water outlet 7 is used for high-pressure water at the final pump position, a connecting seat 9 located inside the lower casing 2 is fixedly connected to the top, the top of the connecting seat 9 is movably sleeved with a power shaft 10 positioned inside a coil 11, the top of the power shaft 10 penetrates through the first connecting sleeve 3 and extends to the top of the first connecting sleeve 3, and is fixedly sleeved with a coupler 12, the coupler 12 effectively connects the power shaft 10 with a driven shaft 13, the upper end of the coupler 12 is fixedly sleeved with the driven shaft 13, the outer surface of the driven shaft 13 is fixedly connected with a cross rod 16, the outer end of the cross rod 16 is fixedly connected with a lower scraper 17, the outer surface of the driven shaft 13 is fixedly connected with a fan plate 19 positioned above the lower scraper 17, the top of the fan plate 19 is fixedly connected with a connecting column 20, the top of the connecting column 20 is fixedly connected with an upper scraper 21, the top of the driven shaft 13 penetrates through the second connecting sleeve 5 and extends to the inside of the upper shell 6, and is fixedly sleeved with an impeller 14 and a diffuser, so that the water flow is pumped out at a certain speed and pressure.

Furthermore, impurity discharging holes 8 are formed in the outer surface of the water inlet shell 4, the impurity discharging holes 8 and the fan plates 19 are located on the same horizontal plane, and impurities are discharged through the impurity discharging holes 8 when rotating along the inner wall of the water inlet shell 4 under the action of centrifugal force.

Further, the bottom surface of the second connecting sleeve 5 is fixedly connected with a filter plate 22, and the filter plate 22 is positioned above the upper scraper 21.

Further, the number of the fan plates 19 is three, the three fan plates 19 are distributed on the outer surface of the driven shaft 13 at equal intervals, and the rotation of the fan plates 19 provides centrifugal force for rotating the sundries.

Further, the number of the impellers 14 and the diffusers 15 is three, each of the impellers 14 and one of the diffusers 15 is a group and is divided into three groups, wherein the impellers 14 are located at the lower part of the diffuser 15, and each group is distributed on the driven shaft 13 at equal intervals.

Further, the inside fixedly connected with of epitheca 6 is located the top cover 18 of driven shaft 13 top, and spout 24 has been seted up to the bottom of top cover 18, and through-hole 23 has been seted up at the middle part of top cover 18, and through-hole 23 is used for circulating high-pressure rivers.

Further, a slide block 25 is fixedly connected to the top of one diffuser 15, and the slide block 25 is movably clamped with the slide groove 24.

Further, the number of the lower scrapers 17 is two, and the distance between the outer side surfaces of the two lower scrapers 17 is smaller than the inner diameter of the water inlet shell 4.

The working principle is as follows: the power supply is started, the coil 11 is electrified, the power shaft 10 positioned in the middle of the coil 11 rotates to drive the driven shaft 13 connected through the coupler 12 to rotate, the cross rod 16 drives the lower scraper 17 to rotate along the inner wall of the water inlet shell 4, water flow is sucked into the pump body by the water inlet shell 4, the water flow upwards flows along the driven shaft 13 and is accelerated by the rotation of the impeller 14, the accelerated water flow is led to the next-stage impeller 14 through the diffuser 15, high-speed high-pressure water flow flows out through the through hole 23 in the middle of the top sleeve 18 and is finally sprayed out from the water outlet hole 7, when fine impurities are gathered on the bottom surface of the filter plate 22, the fine impurities are scraped off by the upper scraper 21 and are rolled by the fan plate 19, so that the impurities have centrifugal speed, rotate around the inner wall of the water inlet shell 4 and.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-saving well is with submerged motor pump, includes base (1), its characterized in that: the water inlet structure is characterized in that a lower casing (2) is fixedly connected to the top of the base (1), a first connecting casing (3) is sleeved on the top thread of the lower casing (2), a water inlet casing (4) is sleeved on the top thread of the first connecting casing (3), a second connecting casing (5) is sleeved on the top thread of the water inlet casing (4), an upper casing (6) is sleeved on the top thread of the second connecting casing (5), a water outlet hole (7) is formed in the top of the upper casing (6), a connecting seat (9) located inside the lower casing (2) is fixedly connected to the top surface of the base (1), a coil (11) is fixedly connected to the top of the connecting seat (9), a power shaft (10) located inside the coil (11) is sleeved on the top of the connecting seat (9) in a movable mode, the top of the power shaft (10) penetrates through the first connecting casing (3) and extends to the top of the first connecting casing (3) and is, the fixed cover in upper end of shaft coupling (12) has been connect driven shaft (13), the outer fixed surface of driven shaft (13) is connected with horizontal pole (16), scraper blade (17) under the outer end fixedly connected with of horizontal pole (16), the outer fixed surface of driven shaft (13) is connected with fan board (19) that are located scraper blade (17) top down, the top fixedly connected with spliced pole (20) of fan board (19), scraper blade (21) are gone up to the top fixedly connected with of spliced pole (20), the top of driven shaft (13) is passed No. two adapter sleeves (5) and is extended to the inside and the fixed cover of epitheca (6) and have been connect impeller (14) and diffuser (15).

2. The submersible electric pump for an energy-saving well according to claim 1, wherein: impurity discharging holes (8) are formed in the outer surface of the water inlet shell (4), and the impurity discharging holes (8) and the fan plates (19) are located on the same horizontal plane.

3. The submersible electric pump for an energy-saving well according to claim 1, wherein: the bottom surface of No. two adapter sleeve (5) fixedly connected with filter plate (22), filter plate (22) are located the top of last scraper blade (21).

4. The submersible electric pump for an energy-saving well according to claim 1, wherein: the number of the fan plates (19) is three, and the three fan plates (19) are distributed on the outer surface of the driven shaft (13) at equal intervals.

5. The submersible electric pump for an energy-saving well according to claim 1, wherein: the number of the impellers (14) and the number of the diffusers (15) are three, and each impeller (14) and one diffuser (15) are divided into three groups.

6. The submersible electric pump for an energy-saving well according to claim 1, wherein: the inner part of the upper shell (6) is fixedly connected with a top sleeve (18) located above the driven shaft (13), the bottom of the top sleeve (18) is provided with a sliding groove (24), and the middle of the top sleeve (18) is provided with a through hole (23).

7. The submersible electric pump for an energy-saving well according to claim 1, wherein: one the top of diffuser (15) fixedly connected with slider (25), slider (25) and spout (24) activity joint.

8. An energy efficient submersible electric pump for a well according to claim 1 wherein; the number of the lower scrapers (17) is two, and the distance between the outer side surfaces of the two lower scrapers (17) is smaller than the inner diameter of the water inlet shell (4).