CN217518829U

CN217518829U - Intelligent membrane type permanent magnet centrifugal pump

Info

Publication number: CN217518829U
Application number: CN202221298386.5U
Authority: CN
Inventors: 崔洪章
Original assignee: Shandong Hongzhang Pump Co ltd
Current assignee: Shandong Hongzhang Pump Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-30
Anticipated expiration: 2032-05-27

Abstract

The utility model discloses an intelligent membrane type permanent magnet centrifugal pump, which comprises a lower pipe, wherein the lower part of the lower pipe is provided with a water inlet, the upper part of the lower pipe is provided with an upper pipe, a motor is arranged in the lower pipe, the upper part of the motor is connected with a pump body in the upper pipe, a water outlet is arranged between the lower pipe and the upper pipe, and the upper part of the upper pipe is provided with an air pressure chamber; and a capsule film with a downward opening is arranged in the air pressure chamber. The capsule membrane can balance water pressure fluctuation, reduces frequent starting of the water pump, further greatly reduces power consumption, greatly reduces abrasion of parts, prolongs service lives of the water pump and a water supply unit, reduces noise pollution caused by unnecessary pump starting, avoids burning out of a motor due to low-flow circulation, and avoids failure of a pump body caused by a water hammer.

Description

Intelligent membrane type permanent magnet centrifugal pump

Technical Field

The utility model belongs to water pump processing field, concretely relates to intelligence diaphragm type permanent magnet centrifugal pump.

Background

Water supply is an indispensable important part in national production and life. The vertical multistage centrifugal pump is mainly used as a main tool for various operations such as water supply, industrial pressurization, industrial liquid conveying, water treatment, irrigation and the like.

In order to maintain constant-pressure water supply, the water pump needs to be frequently started, the power consumption is high, parts are seriously abraded, the service life of the water pump is shortened, the noise is increased, and if the water pump runs under a long-time low-flow condition, the water pump is easily burnt out, so that the failure of the pump body is caused.

SUMMERY OF THE UTILITY MODEL

The utility model provides an intelligence diaphragm type permanent magnetism centrifugal pump, the use of this equipment can reduce the frequent start-up of water pump, and then reduces the power consumption by a wide margin, reduces the wearing and tearing of accessories by a wide margin, prolongs the life of water pump and water supply unit, reduces the noise pollution that unnecessary pump start brought, avoids the motor to burn out because of low flow circulation, avoids the pump body failure because of the water hammer leads to, for realizing above-mentioned purpose, the utility model provides a following technical scheme: an intelligent membrane type permanent magnet centrifugal pump comprises a lower pipe, wherein a water inlet is formed in the lower part of the lower pipe, an upper pipe is arranged on the upper part of the lower pipe, a motor is installed in the lower pipe, a pump body is connected to the upper part of the motor in the upper pipe, a water outlet is formed between the lower pipe and the upper pipe, and an air pressure chamber is arranged on the upper part of the upper pipe; and a capsule film with a downward opening is arranged in the air pressure chamber.

Preferably, the water inlet is mounted on the lower pipe through a base.

Preferably, the water outlet consists of a water outlet arranged at the lower part and a water outlet arranged at the upper part.

Preferably, a check valve is installed at the upper part of the pump body.

Preferably, the upper part of the air pressure chamber is provided with a sealing head.

Preferably, the upper pipe is fixed to the lower pipe by bolts.

Preferably, the top of the end socket is provided with an air inlet nozzle.

Preferably, nitrogen is filled between the air pressure chamber and the capsule membrane.

Compared with the prior art, the beneficial effects of the utility model are that: the capsule membrane can balance water pressure fluctuation, reduces frequent starting of the water pump, further greatly reduces power consumption, greatly reduces abrasion of parts, prolongs service lives of the water pump and a water supply unit, reduces noise pollution caused by unnecessary pump starting, avoids burning out of a motor due to low-flow circulation, and avoids failure of a pump body caused by a water hammer.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a sectional view of a water supply pump according to the present invention;

in the figure: 1. the device comprises a lower pipe, 2, an upper pipe, 3, a motor, 4, a water inlet, 5, a pump body, 6, a water outlet, 7, an air pressure chamber, 8, a capsule membrane, 9, a base, 10, a water outlet lower part, 11, a water outlet upper part, 12, a check valve, 13, a seal head, 14, a bolt, 15 and an air inlet nozzle.

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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, the present invention provides a technical solution: a water supply pump with an air bag comprises a lower pipe 1, wherein the lower part of the lower pipe 1 is provided with a water inlet 4, the upper part of the lower pipe 1 is provided with an upper pipe 2, a motor 3 is arranged in the lower pipe 1, the upper part of the motor 3 is connected with a pump body 5 in the upper pipe 2, a water outlet 6 is arranged between the lower pipe 1 and the upper pipe 2, and the upper part of the upper pipe 2 is provided with an air pressure chamber 7; the inside of the air pressure chamber 7 is provided with a capsule membrane 8 with a downward opening.

The water inlet 4 is mounted on the lower tube 1 by means of a base 9. The water outlet 6 is composed of a lower water outlet 10 arranged at the lower part and an upper water outlet 11 arranged at the upper part. A check valve 12 is mounted on the upper part of the pump body 5. The upper part of the air pressure chamber 7 is provided with a seal head 13. The upper pipe 2 is fixed to the lower pipe 1 by bolts 14. The top of the seal head 13 is provided with an air inlet nozzle 15. Nitrogen is filled between the air pressure chamber 7 and the capsule membrane 8.

When water with pressure outside enters the capsule membrane, air sealed outside the capsule membrane is compressed, and water inlet is stopped until the air pressure in the capsule membrane is consistent with the water pressure. When the pressure is reduced after the water is lost, the gas pressure outside the capsule membrane is greater than the pressure of the water, and the air expands in volume to extrude the water in the capsule membrane out of the water cavity and supplement the water into the system.

Example 1:

an intelligent membrane type permanent magnet centrifugal pump comprises a lower pipe 1, wherein a water inlet 4 is formed in the lower portion of the lower pipe 1, an upper pipe 2 is arranged on the upper portion of the lower pipe 1, a motor 3 is installed in the lower pipe 1, a pump body 5 is connected to the upper portion of the motor 3 in the upper pipe 2, a water outlet 6 is installed between the lower pipe 1 and the upper pipe 2, and an air pressure chamber 7 is arranged on the upper portion of the upper pipe 2; the inside of the air pressure chamber 7 is provided with a capsule membrane 8 with a downward opening.

Example 2:

an intelligent membrane type permanent magnet centrifugal pump comprises a lower pipe 1, wherein a water inlet 4 is formed in the lower portion of the lower pipe 1, an upper pipe 2 is arranged on the upper portion of the lower pipe 1, a motor 3 is installed in the lower pipe 1, a pump body 5 is connected to the upper portion of the motor 3 in the upper pipe 2, a water outlet 6 is installed between the lower pipe 1 and the upper pipe 2, and an air pressure chamber 7 is arranged on the upper portion of the upper pipe 2; the inside of the air pressure chamber 7 is provided with a capsule membrane 8 with a downward opening. The water inlet 4 is mounted on the lower tube 1 by means of a base 9. The water outlet 6 is composed of a lower water outlet 10 arranged at the lower part and an upper water outlet 11 arranged at the upper part. A check valve 12 is mounted on the upper part of the pump body 5. The upper part of the air pressure chamber 7 is provided with a seal head 13. The upper pipe 2 is fixed to the lower pipe 1 by bolts 14. The top of the end socket 13 is provided with an air inlet nozzle 15. Nitrogen is filled between the air pressure chamber 7 and the capsule membrane 8.

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 intelligence diaphragm type permanent magnet centrifugal pump, includes low tube (1), low tube (1) lower part set up and water inlet (4), and low tube (1) upper portion is provided with top tube (2), installs motor (3) in low tube (1), and motor (3) upper portion has pump body (5) in top tube (2), installs outlet (6), its characterized in that between low tube (1) and top tube (2): an air pressure chamber (7) is arranged at the upper part of the upper pipe (2); and a capsule membrane (8) with a downward opening is arranged in the air pressure chamber (7).

2. The intelligent membrane type permanent magnet centrifugal pump according to claim 1, characterized in that: the water inlet (4) is arranged on the lower pipe (1) through the base (9).

3. The intelligent membrane type permanent magnet centrifugal pump according to claim 1, characterized in that: the water outlet (6) consists of a lower water outlet (10) arranged at the lower part and an upper water outlet (11) arranged at the upper part.

4. The intelligent membrane type permanent magnet centrifugal pump according to claim 1, characterized in that: and a check valve (12) is arranged on the upper part of the pump body (5).

5. The intelligent membrane type permanent magnet centrifugal pump according to claim 1, characterized in that: and the upper part of the air pressure chamber (7) is provided with an end enclosure (13).

6. The intelligent membrane type permanent magnet centrifugal pump according to claim 5, wherein: the upper pipe (2) is fixed on the lower pipe (1) through a bolt (14).

7. The intelligent membrane type permanent magnet centrifugal pump according to claim 5, wherein: and the top of the seal head (13) is provided with an air inlet nozzle (15).

8. The intelligent membrane type permanent magnet centrifugal pump according to claim 1, characterized in that: and nitrogen is filled between the air pressure chamber (7) and the capsule membrane (8).