CN110319029B

CN110319029B - Immersible pump device of reinforcing drainage flow

Info

Publication number: CN110319029B
Application number: CN201910529566.6A
Authority: CN
Inventors: 易持恒; 白佳; 陈飞荣
Original assignee: Liming Vocational University
Current assignee: Liming Vocational University
Priority date: 2019-06-19
Filing date: 2019-06-19
Publication date: 2021-04-27
Anticipated expiration: 2039-06-19
Also published as: CN110319029A

Abstract

The invention discloses a submersible pump device for enhancing drainage flow, in particular to a submersible pump capable of automatically controlling flow according to the size of water pumping quantity, which solves the problem that the flow of the existing water pump can not be automatically controlled according to the running condition of a pump body. The upper end and the lower end of the transmission cavity are respectively fixedly and hermetically connected with an upper mounting plate and a lower mounting plate, and the output end of the motor is connected with an output shaft; the lower part of the lower mounting plate is fixedly connected with a pump shell, the lower end of the output shaft is fixedly provided with an impeller arranged in the pump shell, and the lower part of the pump shell is fixedly communicated with a water inlet cover; the side wall of the pump shell is fixed and communicated with a water supply pipe, the upper part of the water supply pipe penetrates through the transmission cavity, a driven shaft is rotatably arranged in the transmission cavity, and the driven shaft is connected with the output shaft through a transmission part; the upper end of the driven shaft is fixed with a partition plate, the outer edge of the partition plate is provided with a release hole, and a drain pipe is coaxially arranged above the partition plate and on the upper part of the water supply pipe.

Description

Immersible pump device of reinforcing drainage flow

Technical Field

The invention relates to a water pumping device, in particular to a submersible pump device for enhancing drainage flow.

Background

The submersible pump is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work, and underground water is extracted to the ground surface, so that the unit is used for domestic water, mine emergency, industrial cooling, farmland irrigation, seawater lifting and ship load regulation, and can also be used for fountain landscape.

At present, most of existing submersible pumps are provided with inlets and outlets with fixed calibers, as is well known, the size of displacement is related to the size of pressure, large-displacement pumping can be realized only when the pump has larger pressure, obviously, the overlarge outlets are not beneficial to rapid pumping when small-flow discharge is realized, and the existing pump body cannot automatically control the water discharge according to the size of the water pumping quantity, so that the application range is limited.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, the present invention provides a submersible pump assembly for enhancing drainage flow.

The invention overcomes the technical problems by adopting the following technical scheme, and specifically comprises the following steps:

a submersible pump device for enhancing drainage flow comprises a device body, an electric motor arranged on the device body, a transmission cavity arranged in the middle of the device body and a pump shell positioned below the transmission cavity, wherein the upper end and the lower end of the transmission cavity are respectively fixedly and hermetically connected with an upper mounting plate and a lower mounting plate, and the output end of the electric motor is connected with an output shaft; the lower part of the lower mounting plate is fixedly connected with a pump shell, the lower end of the output shaft is fixedly provided with an impeller arranged in the pump shell, and the lower part of the pump shell is fixedly communicated with a water inlet cover; the side wall of the pump shell is fixed and communicated with a water supply pipe, the upper part of the water supply pipe penetrates through the transmission cavity, a driven shaft is rotatably arranged in the transmission cavity, and the driven shaft is connected with the output shaft through a transmission part; the upper end of the driven shaft is fixed with a partition plate, the outer edge of the partition plate is provided with a release hole, a drain pipe is coaxially arranged above the partition plate and on the upper portion of the water supply pipe, the lower opening of the drain pipe is closely attached to the upper surface of the partition plate, and the upper opening of the water supply pipe is closely attached to the lower surface of the partition plate.

As a further scheme of the invention: the transmission part is a transmission belt, and belt wheels matched with the transmission belt are fixed on the driven shaft and the output shaft.

As a still further scheme of the invention: the transmission part is a chain, and chain wheels meshed with the chain are fixed on the driven shaft and the output shaft.

As a still further scheme of the invention: the relation between the water discharge pipe and the water supply pipe is divided into two conditions, namely that the axis of the release hole is overlapped with the axis of the water discharge pipe and the axis of the upper part of the water supply pipe, and the water discharge pipe is communicated with the water supply pipe; the releasing hole rotates to the position that the axis of the releasing hole is far away from the axis of the upper part of the water discharging pipe and the water feeding pipe, and the water discharging pipe and the water feeding pipe are blocked by the blocking disc.

As a still further scheme of the invention: the motor adopts a waterproof motor and is connected with a power supply and a control switch through a lead.

As a still further scheme of the invention: the partition plate is made of rubber materials.

As a still further scheme of the invention: the side wall circumference equidistance of cover of intaking is seted up many rings and is used for the filterable small opening that absorbs water.

After adopting the structure, compared with the prior art, the invention has the following advantages: the device utilizes the output shaft to drive the driven shaft to rotate through the transmission part, the driven shaft drives the partition plate fixed at the upper end of the driven shaft to rotate, so that the release hole is in reciprocating connection with the water supply pipe and the water discharge pipe, the faster the rotating speed of the impeller is, the larger the water pumping quantity is, the higher the communication frequency between the water discharge pipe and the water supply pipe is, and therefore large-flow water discharge is realized, otherwise, the flow is small, and the water discharge flow can be automatically controlled according to.

Drawings

Fig. 1 is a schematic structural view of a submersible pump device for enhancing a drainage flow rate.

Fig. 2 is a schematic view of the structure in the transmission chamber of the submersible pump device for enhancing the drainage flow.

Fig. 3 is a schematic structural view of a blocking disc and a discharge hole in a submersible pump device for enhancing a discharge flow rate.

In the figure: 1-an electric motor; 2-mounting the plate; 3-a transmission cavity; 4-lower mounting plate; 5-a pump housing; 6-an output shaft; 7-an impeller; 8-a water inlet cover; 9-a leak hole; 10-a water supply pipe; 11-a transmission member; 12-a driven shaft; 13-a partition plate; 14-a release aperture; 15-a drain pipe; 16-pulley.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, a submersible pump device for enhancing a drainage flow rate includes a device body, a motor 1 installed on the device body, a transmission cavity 3 disposed in a middle of the device body, and a pump housing 5 located below the transmission cavity 3; specifically, the upper end and the lower end of the transmission cavity 3 are respectively fixedly and hermetically connected with an upper mounting plate 2 and a lower mounting plate 4, the motor 1 is fixed on the upper mounting plate 2, it should be noted that the output end of the motor 1 is connected with an output shaft 6, the output shaft 6 respectively penetrates through the upper mounting plate 2 and the lower mounting plate 4 and is pivoted with the sealing bearings of the upper mounting plate and the lower mounting plate, of course, the motor 1 adopts a waterproof motor and is connected with a power supply and a control switch through a wire, and when the control switch is turned on to enable the motor 1 to be powered on, the motor 1 starts to;

further, a pump shell 5 is fixedly connected below the lower mounting plate 4, the lower part of the output shaft 6 penetrates through the pump body 5 and is in bearing sealing connection with the pump body, an impeller 7 arranged in the pump shell 5 is fixedly mounted at the lower end of the output shaft 6, a water inlet cover 8 is fixedly connected and communicated below the pump shell 5, preferably, a plurality of circles of leakage holes 9 for water absorption and filtration are formed in the circumference of the side wall of the water inlet cover 8 at equal intervals, and water enters the water inlet cover 8 through the leakage holes 9 in the water inlet cover 8 so as to enter the pump shell 5;

still further, a water supply pipe 10 is fixed and communicated on the side wall of the pump shell 5, the upper part of the water supply pipe 10 penetrates through the transmission cavity 3, a driven shaft 12 is rotatably arranged in the transmission cavity 3, the driven shaft 12 is connected with the output shaft 6 through a transmission part 11, wherein the transmission part 11 can be a transmission belt, belt pulleys 16 matched with the transmission belt are fixed on the driven shaft 12 and the output shaft 6, obviously, the transmission part 11 can also be a chain, and chain wheels meshed with the chain are fixed on the driven shaft 12 and the output shaft 6, and the application is not specifically limited, the rotating output shaft 6 drives the impeller 7 to rotate, so that water liquid is pumped into the pump shell 5 through the water inlet cover 8, and then is discharged from the water supply pipe 10, and in addition, the rotating output shaft 6 drives the driven shaft 12 to rotate through the transmission part 11;

in order to control the water discharge of the pump, a partition plate 13 is fixed at the upper end of the driven shaft 12, a release hole 14 is formed in the outer edge of the partition plate 13, a drain pipe 15 is coaxially arranged above the partition plate 13 and above the water supply pipe 10, the drain pipe 15 penetrates and is fixed in the upper mounting plate 2, wherein the lower opening of the drain pipe 15 is closely attached to the upper surface of the partition plate 13, the upper opening of the water supply pipe 10 is closely attached to the lower surface of the partition plate 13, it should be noted that the relationship between the drain pipe 15 and the water supply pipe 10 is divided into two cases, namely when the release hole 14 rotates to the farthest position away from the output shaft 6, the axis of the release hole 14 is overlapped with the axis of the drain pipe 15 and the axis of the upper part of the water supply pipe 10, and at the moment; when the release hole 14 rotates to the position that the axis is far away from the axis of the water discharge pipe 15 and the upper part of the water supply pipe 10, the water discharge pipe 15 and the water supply pipe 10 are blocked by the blocking disc 13 at this time, and water cannot be discharged, and when the rotating speed of the motor 1 is higher, the rotating speed of the impeller 7 is higher, the water pumping amount is higher, the communication frequency between the water discharge pipe 15 and the water supply pipe 10 is higher, so that large-flow water discharge is realized, and otherwise, the flow is small.

Preferably, the partition plate 13 is made of rubber materials, has certain elasticity and is good in sealing effect.

Example 2

From the above detailed description of the embodiments, it is easy to understand that the working principle of the present invention is: when a control switch is turned on to enable the motor 1 to be powered on, the motor 1 starts to work to drive the output shaft 6 to rotate, water enters the water inlet cover 8 through the leakage hole 9 in the water inlet cover 8 and then enters the pump shell 5, the rotating output shaft 6 drives the impeller 7 to rotate, so that the water is pumped into the pump shell 5 through the water inlet cover 8 and then is discharged from the water supply pipe 10, in addition, the rotating output shaft 6 simultaneously drives the driven shaft 12 to rotate through the transmission piece 11, when the rotating speed of the motor 1 is higher, the rotating speed of the impeller 7 is higher, the water pumping quantity is larger, the communication frequency of the water discharge pipe 15 and the water supply pipe 10 is higher, so that large-flow water discharge is realized, otherwise, the flow is small, and the partition plate 13 made of rubber has certain elasticity and good.

The foregoing is merely illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary. But all changes which come within the scope of the invention are intended to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. A submersible pump device for enhancing drainage flow comprises a device body, an electric motor (1) arranged on the device body, a transmission cavity (3) arranged in the middle of the device body and a pump shell (5) positioned below the transmission cavity (3), and is characterized in that the upper end and the lower end of the transmission cavity (3) are respectively fixedly and hermetically connected with an upper mounting plate (2) and a lower mounting plate (4), and the output end of the electric motor (1) is connected with an output shaft (6); a pump shell (5) is fixedly connected below the lower mounting plate (4), an impeller (7) arranged in the pump shell (5) is fixedly mounted at the lower end of the output shaft (6), and a water inlet cover (8) is fixedly communicated below the pump shell (5); the side wall of the pump shell (5) is fixedly communicated with a water supply pipe (10), the upper part of the water supply pipe (10) penetrates through the transmission cavity (3), a driven shaft (12) is rotatably arranged in the transmission cavity (3), and the driven shaft (12) is connected with the output shaft (6) through a transmission part (11); a partition plate (13) is fixed at the upper end of the driven shaft (12), a release hole (14) is formed in the outer edge of the partition plate (13), a drain pipe (15) is coaxially arranged above the partition plate (13) and on the upper portion of the water supply pipe (10), the lower opening of the drain pipe (15) is tightly attached to the upper surface of the partition plate (13), and the upper opening of the water supply pipe (10) is tightly attached to the lower surface of the partition plate (13); the relation between the drain pipe (15) and the water supply pipe (10) is divided into two conditions, namely, the axis of the release hole (14) is overlapped with the axis of the drain pipe (15) and the axis of the upper part of the water supply pipe (10), and the drain pipe (15) is communicated with the water supply pipe (10); the releasing hole (14) rotates to the position that the axis of the releasing hole is far away from the axis of the upper part of the water discharging pipe (15) and the water feeding pipe (10), and the water discharging pipe (15) and the water feeding pipe (10) are blocked by the blocking disc (13).

2. A submersible pump arrangement for increasing the flow of water to be displaced according to claim 1, characterised in that the transmission element (11) is a drive belt, and that a pulley (16) for adaptation to the drive belt is fixed to both the driven shaft (12) and the output shaft (6).

3. A submersible pump assembly for enhancing drainage flow according to claim 1, wherein the transmission member (11) is a chain, and the driven shaft (12) and the output shaft (6) are fixed with chain wheels engaged with the chain.

4. The submersible pump assembly for enhancing drainage flow according to claim 1, wherein the electric motor (1) is a waterproof motor and is connected with a power supply and a control switch through wires.

5. The submersible pump assembly for enhancing the drainage flow according to claim 1, wherein the partition plate (13) is made of rubber.

6. A submersible pump arrangement for enhancing displacement flow according to any of claims 1-5, characterised in that the side wall of the intake cover (8) is provided with a plurality of circles of discharge openings (9) for suction filtration at equal intervals around the circumference.