CN220815991U

CN220815991U - Multistage deep well immersible pump

Info

Publication number: CN220815991U
Application number: CN202322533218.0U
Authority: CN
Inventors: 潘江; 毕祥庆
Original assignee: Xuzhou Wanhua Electrical Technology Co ltd
Current assignee: Xuzhou Wanhua Electrical Technology Co ltd
Priority date: 2023-09-19
Filing date: 2023-09-19
Publication date: 2024-04-19
Anticipated expiration: 2033-09-19

Abstract

The utility model provides a multistage deep well submersible pump, and belongs to the technical field of submersible pumps. The utility model comprises a motor, a cable end fixedly arranged on the side wall of the motor, a plurality of pump bodies arranged and connected above the motor, and a water outlet pipe connected above the uppermost pump body in a penetrating way; through the cooperation use between reinforcing apparatus, stop device and the elasticity cleaning device, the connection stability between motor and the multiple pump body can be strengthened in the setting of connecting rod and strengthening rib, under connecting spring's effect, the cleaning brush can tightly support in the filter inside wall, can clear up the filter inner wall comprehensively, the filter is detachable setting, can easily take off, conveniently clean and maintain, because be equipped with the mounting groove with limiting plate looks adaptation in the deep well, when the limiting plate descends to the mounting groove department, outage to the electro-magnet, at this moment under reset spring's elasticity effect, the limiting plate can tightly support in the mounting groove lateral wall, need not the manual work and install down the well, can install fixedly to the device fast.

Description

Multistage deep well immersible pump

Technical Field

The utility model relates to the technical field of submersible pumps, in particular to a multistage deep well submersible pump.

Background

A multistage deep well submersible pump is a special type of submersible pump that consists of multiple stages of centrifugal pumps. Each stage has its own impeller and drive, which can provide higher head and greater flow. Such pumps are commonly used in applications requiring pumping to a relatively high elevation or distance, such as deep wells, water towers, or high-rise buildings. The multistage deep well submersible pump has the characteristics of high efficiency, energy conservation, good stability and the like, and is widely applied to the fields of farm irrigation, urban water supply, industrial water, underground water exploitation and the like.

The existence of the multistage impeller can ensure the high-lift effect, but the multistage impeller of the deep well submersible pump is longitudinally and uniformly distributed, so that the length of the pump shell of the deep well submersible pump is extremely long, the middle part of the pump shell is easy to have the problem of insufficient strength under the condition of overlong pump shell length, in the actual use process, the middle part of the pump shell bears the maximum pressure, once the pump shell is difficult to bear the pressure, the pump shell is extremely easy to be subjected to stress and bending deformation, and because the multistage deep well submersible pump is usually installed in a deeper well, professional installation and maintenance are required, including the fixation of a pump body, the wiring of a cable and the like, the difficulty of installation and maintenance is increased; in addition, in the pumping process of the multistage deep well submersible pump, impurities and particles possibly carried in water can block the water inlet and the filter of the submersible pump, and if impurities on the filter are not cleaned in time, the blockage or abrasion of the pump is easily caused, so that the normal operation of the pump is influenced.

How to invent a multi-stage deep well submersible pump to improve these problems becomes a urgent problem for those skilled in the art.

Disclosure of utility model

In order to overcome the above disadvantages, the present utility model provides a multistage deep well submersible pump, which aims to improve the problems mentioned in the background.

The utility model is realized in the following way:

The utility model provides a multistage deep well submersible pump which comprises a motor, a cable end fixedly arranged on the side wall of the motor, and a plurality of pump bodies fixedly connected above the motor, wherein a water outlet pipe is connected above the uppermost pump body in a penetrating manner, a water inlet is formed in the joint of the motor and the pump bodies, a filter is connected on the outer side wall of the water inlet in a mounting manner, a rotating shaft is connected in a rotating manner, an elastic cleaning device is fixedly connected on the rotating shaft positioned at the water inlet, a reinforcing device is fixedly connected between the motor and the uppermost pump body, the reinforcing device comprises an upper fixing seat fixedly connected with the upper side wall of the uppermost pump body and a lower limiting seat fixedly connected with the side wall of the motor, a plurality of connecting rods for supporting the reinforcing device are fixedly connected between the upper fixing seat and the lower limiting seat, and a limiting device is arranged inside the upper fixing seat.

Preferably, the elastic cleaning device comprises a telescopic sleeve fixedly connected with the side wall of the rotating shaft at the water inlet, a connecting spring is fixedly connected in the bottom wall of the telescopic sleeve, a telescopic rod is fixedly connected with the end part of the connecting spring, and a cleaning brush is fixedly connected with the end part of the telescopic rod, far away from the bottom wall of the telescopic sleeve.

Preferably, the telescopic link and telescopic sleeve inner chamber adaptation, the cleaning brush supports in the filter inside wall tightly, the height and the filter adaptation of cleaning brush, the filter is for dismantling the setting.

Preferably, the stop device includes the installation cavity that sets up in the fixing base, installation cavity bottom is equipped with the electro-magnet, a plurality of reset spring of electro-magnet bottom fixedly connected with, reset spring end fixedly connected with limiting plate is close to reset spring the limiting plate is inside to be equipped with the rectangle magnetic path, the limiting plate edge is the arc setting.

Preferably, the magnetism of the surface opposite to the rectangular magnetic block is arranged at different levels when the electromagnet is electrified, the magnetic force between the electromagnet and the rectangular magnetic block is larger than the elastic force of the reset spring when the electromagnet is electrified, an installation groove matched with the limiting plate is formed in the deep well, and a limiting hole matched with the cable end is formed in the upper fixing seat in a penetrating mode.

Preferably, a plurality of pump bodies are arranged in a sealing way, a plurality of pump bodies are fixedly connected with reinforcing ribs between the upper side wall and the lower side wall of the pump body, and a plurality of pump bodies are respectively connected through a plurality of fixing bolts.

The beneficial effects of the utility model are as follows:

Through the cooperation between reinforcing apparatus, stop device and the elasticity cleaning device, the connection stability between motor and the multiple pump body can be further strengthened in the setting of a plurality of connecting rods and strengthening rib, under the elasticity effect of connecting spring, the cleaning brush can tightly support in the filter inside wall, the height and the filter adaptation of cleaning brush have guaranteed that the cleaning brush can carry out comprehensive clearance to the filter inner wall, the filter is detachable setting, can easily take off, conveniently clean and maintain, can ensure the validity and the performance of filter like this, and increase its life, if the filter damages or needs to change, can make the change filter become simple swift through the detachable design, need not to dismantle entire system or equipment;

When the electromagnet is electrified, the limiting plate can correspondingly shrink under the action of magnetic force, the reset spring is in a compressed state at the moment, and the reset spring is internally provided with a mounting groove matched with the limiting plate, so that the electromagnet is powered off when the limiting plate descends to the mounting groove, the limiting plate can be abutted against the side wall of the mounting groove under the action of the elastic force of the reset spring at the moment, the device can be quickly mounted and fixed without manually descending into the well, and the device is more convenient and faster than the existing device.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of a multi-stage deep well submersible pump according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of a multistage deep well submersible pump according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of the internal structure of a limiting device for a multistage deep well submersible pump according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of an elastic cleaning device for a multistage deep well submersible pump according to an embodiment of the utility model.

In the figure: 1. a motor; 101. a rotating shaft; 2. an upper fixing seat; 201. a lower limit seat; 202. a connecting rod; 3. a pump body; 4. a filter; 5. a cable end; 6. a telescoping sleeve; 601. a connecting spring; 602. a telescopic rod; 603. a cleaning brush; 7. a water outlet pipe; 8. a limiting hole; 9. a mounting cavity; 901. a limiting plate; 902. rectangular magnetic blocks; 903. a return spring; 904. an electromagnet; 10. reinforcing ribs; 1001. and a fixing bolt.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-4, a multistage deep well submersible pump comprises a motor 1, a cable end 5 fixedly arranged on the side wall of the motor 1, and a plurality of pump bodies 3 fixedly connected above the motor 1, wherein a water outlet pipe 7 is connected above the uppermost pump body 3 in a penetrating way, a water inlet is formed in the joint of the motor 1 and the pump bodies 3, a filter 4 is arranged on the outer side wall of the water inlet, larger impurities and particles can be effectively filtered, the risk of blockage is reduced, the motor 1 is rotationally connected with a rotating shaft 101, an elastic cleaning device is fixedly connected on the rotating shaft 101 at the water inlet, the inner wall of the filter 4 is cleaned, a reinforcing device is fixedly connected between the motor 1 and the uppermost pump body 3, the reinforcing device comprises an upper fixing seat 2 fixedly connected with the upper side wall of the uppermost pump body 3 and a lower limiting seat 201 fixedly connected with the side wall of the motor 1, a plurality of connecting rods 202 used for supporting the reinforcing device are fixedly connected between the upper fixing seat 2 and the lower limiting seat 201, and when equipment is required to be installed, and the limiting device can limit and be fixedly arranged between the device and the deep well;

Further, the sealing arrangement is adopted among the pump bodies 3, so that the air tightness inside the device is ensured, the reinforcing ribs 10 are fixedly connected between the upper side wall and the lower side wall of the pump bodies 3, the pump bodies 3 are respectively connected through the fixing bolts 1001, the connection stability among the devices is further ensured, the elastic cleaning device comprises a telescopic sleeve 6 which is positioned at a water inlet and is fixedly connected with the side wall of a rotating shaft 101, a connecting spring 601 is fixedly connected in the bottom wall of the telescopic sleeve 6, the end part of the connecting spring 601 is fixedly connected with a telescopic rod 602, and the end part of the telescopic rod 602 far away from the bottom wall of the telescopic sleeve 6 is fixedly connected with a cleaning brush 603;

It should be noted that: the telescopic rod 602 is matched with the inner cavity of the telescopic sleeve 6, under the action of the connecting spring 601, the cleaning brush 603 is tightly abutted against the inner side wall of the filter 4, the height of the cleaning brush 603 is matched with the filter 4, the cleaning brush 603 can clean the inner wall of the filter 4 comprehensively, the filter 4 is detachably arranged and can be easily taken down, and cleaning and maintenance are convenient, so that the effectiveness and performance of the filter 4 can be ensured, the service life of the filter 4 can be prolonged, and if the filter 4 is damaged or needs to be replaced, the filter 4 can be replaced simply and quickly by the detachable design without disassembling the whole system or equipment;

Referring to fig. 2-4, the limiting device comprises a mounting cavity 9 arranged in an upper fixing seat 2, an electromagnet 904 is arranged at the bottom of the mounting cavity 9, a plurality of return springs 903 are fixedly connected to the bottom of the electromagnet 904, a limiting plate 901 is fixedly connected to the end part of the return springs 903, rectangular magnetic blocks 902 are arranged in the limiting plate 901 close to the return springs 903, and the edges of the limiting plate 901 are arc-shaped, so that the limiting plate 901 cannot collide with the inner wall of a deep well when the device slides downwards in the deep well;

It should be noted that: when the electromagnet 904 is electrified, the magnetism of the surface opposite to the rectangular magnetic block 902 is set at different levels, the magnetic force between the electromagnet 904 and the rectangular magnetic block 902 is larger than the elastic force of the reset spring 903, when the electromagnet 904 is electrified, under the action of the magnetic force, the limit plate 901 can correspondingly shrink, the reset spring 903 is in a compressed state, an installation groove matched with the limit plate 901 is formed in a deep well, when the limit plate 901 descends to the installation groove, the electromagnet 904 is powered off, under the action of the elastic force of the reset spring 903, the limit plate 901 can tightly prop against the side wall of the installation groove, the device can be quickly installed and fixed without manually descending, compared with the existing device, the device is more convenient and quick, the inside of the upper fixing seat 2 is penetrated and provided with the limit hole 8 matched with the cable end 5, wiring at the position of the cable end 5 can be penetrated from the limit hole 8, and unnecessary winding of a wire harness between the wire harness and the device is ensured.

The working principle of the multistage deep well submersible pump is as follows: when the multistage submersible pump is started, a power supply is connected to a cable end 5 of the pump, a limiting hole 8 matched with the cable end 5 is formed in the upper fixing seat 2 in a penetrating manner, wiring at the cable end 5 can pass through the limiting hole 8, unnecessary winding between a wire harness and a device is avoided, a starting button is pressed down, after the starting button is pressed down, the pump starts to operate, a motor 1 drives an impeller of a pump body 3 to rotate, so that liquid is driven to enter the pump body 3 from a water inlet, a filter 4 connected with the outer side wall of the water inlet can effectively filter out larger impurities and particles, the risk of blockage is reduced, the liquid water inlet enters the pump body 3, centrifugal force is formed through rotation of the impeller, liquid is pushed to an outlet of the pump under the action of the centrifugal force, the liquid is discharged from the outlet of the pump and enters a next-stage impeller, the pressure of the liquid is gradually increased, the liquid is pushed to the outlet of the pump again through the action of the centrifugal force after the next-stage impeller, and the liquid is finally discharged from the outlet pipe 7 of the pump after the treatment of the multistage impeller, and is conveyed to a place required by a user;

The connecting rods 202 for supporting the reinforcing device can strengthen the connection stability between the motor 1 and the pump bodies 3, and the air tightness inside the device is ensured because the pump bodies 3 are arranged in a sealing way, the reinforcing ribs 10 are fixedly connected between the upper side wall and the lower side wall of the pump bodies 3, and the pump bodies 3 are respectively connected through the fixing bolts 1001, so that the connection stability between the devices is further ensured;

Under the action of the connecting spring 601, the cleaning brush 603 can be tightly abutted against the inner side wall of the filter 4, the height of the cleaning brush 603 is matched with that of the filter 4, the cleaning brush 603 can clean the inner wall of the filter 4 comprehensively, the filter 4 is detachably arranged and can be easily taken down, cleaning and maintenance are convenient, so that the effectiveness and the performance of the filter 4 can be ensured, the service life of the filter 4 can be prolonged, and if the filter 4 is damaged or needs to be replaced, the filter 4 can be replaced simply and quickly by the detachable design without disassembling the whole system or equipment;

When the electromagnet 904 is electrified, the magnetism of the surface opposite to the rectangular magnetic block 902 is set at different levels, the magnetic force between the electromagnet 904 and the rectangular magnetic block 902 is larger than the elastic force of the reset spring 903, when the electromagnet 904 is electrified, the limit plate 901 can correspondingly shrink under the action of the magnetic force, the reset spring 903 is in a compressed state, and because the installation groove matched with the limit plate 901 is arranged in a deep well, when the limit plate 901 descends to the installation groove, the electromagnet 904 is powered off, and at the moment, under the action of the elastic force of the reset spring 903, the limit plate 901 can tightly prop against the side wall of the installation groove, the device can be quickly installed and fixed without manually descending, and compared with the existing device, the device is more convenient and quick.

It should be noted that, specific model specifications of the motor need to be determined by selecting a model according to actual specifications of the device, and a specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a multistage deep well immersible pump, includes a plurality of pump bodies (3) of motor (1), the fixed cable end (5) that set up of motor (1) lateral wall and motor (1) top installation connection, the top pump body (3) top through connection has outlet pipe (7), a serial communication port, motor (1) are equipped with the water inlet with pump body (3) junction, water inlet lateral wall installation is connected with filter (4), motor (1) rotation is connected with axis of rotation (101), is located water inlet department fixedly connected with elasticity cleaning device on axis of rotation (101), fixedly connected with reinforcing apparatus between motor (1) and the pump body (3) of top, reinforcing apparatus includes upper fixed seat (2) and motor (1) lateral wall fixedly connected with's lower limit seat (201) of upper fixed seat (2) and lower limit seat (201) between fixedly connected with a plurality of connecting rods (202) that are used for supporting reinforcing apparatus, upper fixed seat (2) inside is equipped with stop device.

2. The multistage deep well submersible pump according to claim 1, wherein the elastic cleaning device comprises a telescopic sleeve (6) fixedly connected with the side wall of the rotating shaft (101) at a water inlet, a connecting spring (601) is fixedly connected in the bottom wall of the telescopic sleeve (6), a telescopic rod (602) is fixedly connected with the end part of the connecting spring (601), and a cleaning brush (603) is fixedly connected with the end part of the telescopic rod (602) away from the bottom wall of the telescopic sleeve (6).

3. The multistage deep well submersible pump according to claim 2, wherein the telescopic rod (602) is matched with the inner cavity of the telescopic sleeve (6), the cleaning brush (603) is tightly abutted against the inner side wall of the filter (4), the height of the cleaning brush (603) is matched with the filter (4), and the filter (4) is detachably arranged.

4. The multistage deep well submersible pump according to claim 1, wherein the limiting device comprises an installation cavity (9) arranged in an upper fixing seat (2), an electromagnet (904) is arranged at the bottom of the installation cavity (9), a plurality of return springs (903) are fixedly connected to the bottom of the electromagnet (904), a limiting plate (901) is fixedly connected to the end part of the return spring (903), rectangular magnetic blocks (902) are arranged inside the limiting plate (901) close to the return spring (903), and the edges of the limiting plate (901) are arc-shaped.

5. The multistage deep well submersible pump according to claim 4, wherein the magnetism of the surface opposite to the rectangular magnet (902) is set at different stages when the electromagnet (904) is electrified, the magnetic force between the electromagnet (904) and the rectangular magnet (902) is larger than the elastic force of the return spring (903), an installation groove matched with the limiting plate (901) is formed in the deep well, and a limiting hole (8) matched with the cable end (5) is formed in the upper fixing seat (2) in a penetrating mode.

6. The multistage deep well submersible pump according to claim 1, wherein a plurality of pump bodies (3) are arranged in a sealing manner, reinforcing ribs (10) are fixedly connected between the upper side wall and the lower side wall of the pump bodies (3), and the pump bodies (3) are respectively connected through a plurality of fixing bolts (1001).