CN220319910U

CN220319910U - Multifunctional pump body

Info

Publication number: CN220319910U
Application number: CN202321760264.8U
Authority: CN
Inventors: 郑军; 王晓辉; 卢斌; 周星宇
Original assignee: YANTAI SHENGQUAN PUMP CO Ltd
Current assignee: YANTAI SHENGQUAN PUMP CO Ltd
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-01-09
Anticipated expiration: 2033-07-06

Abstract

The utility model discloses a multifunctional pump body, which comprises a body, wherein a working cavity for placing an impeller is arranged in the body, one side of the working cavity is connected with an outlet, the front end of the body is also provided with a protruding barrel, and the barrel penetrates through the working cavity from front to back; the other side of the cylinder body is connected with an elbow; the pump body further comprises optional fittings, wherein the fittings at least comprise a first fitting and a second fitting; when a first accessory is arranged in the cylinder, the front end of the cylinder is blocked, and a medium enters from the bent pipe; when a second accessory is arranged in the cylinder body, the bent pipe is blocked, and a medium enters from the front end of the cylinder body. According to the utility model, through the combination of the body and different accessories, two mounting modes of the pump body, namely, vertical mounting and horizontal mounting, can be realized, and further, the change of the inlet and outlet directions of the pump body can be adapted to different working conditions and space requirements, so that the requirements of various inlet and outlet pipeline position arrangements are met.

Description

Multifunctional pump body

Technical Field

The utility model relates to a pump body, in particular to a pump body with two use modes of vertical and horizontal.

Background

Pumps are mechanical devices that convert mechanical energy or other external energy into fluid energy and are widely used in various fields. The structure and performance of the pump body directly affect the working efficiency and service life of the pump.

At present, there are two common pump structures on the market: vertical pump body and horizontal pump body. The vertical pump body means that the inlet and the outlet of the pump body are all on the same plane, and the pump body is vertically arranged on the bottom plate, so that the vertical pump body is suitable for occasions with smaller space. But may not be convenient to interface with field lines due to the fixed port orientation. The horizontal pump body means that an inlet and an outlet of the pump body are in a horizontal or vertical state, the pump body is horizontally arranged on the support, and the horizontal pump body is suitable for occasions with larger space, but the field arrangement is possibly affected due to larger occupied area.

However, the pump body structure in the prior art is either vertical or horizontal, the installation mode is single, the diversified requirements of different working conditions and space requirements cannot be met, on one hand, a user needs to purchase different types of pumps, the condition that equipment is idle easily occurs, on the other hand, a manufacturer needs to produce different types of pump bodies, and the standardization and the universality of components are poor.

Disclosure of Invention

The utility model provides a multifunctional pump body, which aims to: meanwhile, two mounting modes of vertical and horizontal are provided, so that diversified requirements of different working conditions and space requirements are met, and the utilization rate of equipment and the universality of components are improved.

The technical scheme of the utility model is as follows:

the multifunctional pump body comprises a body, wherein a working cavity for placing an impeller is formed in the body, one side of the working cavity is connected with an outlet, the front end of the body is also provided with a protruding barrel, and the barrel penetrates through the working cavity from front to back; the other side of the cylinder body is connected with an elbow;

the pump body further comprises an optional fitting comprising at least a first fitting and a second fitting; when a first accessory is arranged in the cylinder, the front end of the cylinder is blocked, and a medium enters from the bent pipe; when a second accessory is arranged in the cylinder body, the bent pipe is blocked, and a medium enters from the front end of the cylinder body.

As a further improvement of the multifunctional pump body: the front end of the cylinder body is provided with a threaded connecting hole;

the first fitting is a honeycomb duct which is arranged in the cylinder; the front end of the flow guide pipe is closed, and the opening at the rear end is communicated with the opening of the side wall; the opening at the rear end of the flow guide pipe is used for being communicated with the working cavity, and the side wall opening is used for being communicated with the bent pipe.

As a further improvement of the multifunctional pump body: the inner wall of the flow guide pipe is provided with a bulge positioned at the opposite side of the side wall opening, and the trend of the bulge is parallel to the axis of the cylinder.

As a further improvement of the multifunctional pump body: the pump body also comprises a bottom plate which is arranged at the front end of the cylinder; the bottom plate is arranged on the cylinder body through bolts which sequentially penetrate through the through holes in the bottom plate and the through holes in the flange at the front end of the flow guide pipe and then are connected with the threaded connection holes.

As a further improvement of the multifunctional pump body: the second accessory is an inlet flange pipe, the inlet flange pipe comprises a pipe body, and the right end of the pipe body is used for being inserted into the cylinder body and sealing the bent pipe; the left end and the middle part of the outer circular surface of the pipe body are respectively provided with an inlet connecting flange and an intermediate connecting flange, and the intermediate connecting flange is used for being connected with the front end of the cylinder body through bolts matched with threaded connecting holes.

As a further improvement of the multifunctional pump body: the first flange cover is used for being installed at the outer end of the bent pipe.

As a further improvement of the multifunctional pump body: the fitment also includes a basket filter for mounting in the cartridge.

As a further improvement of the multifunctional pump body: the opening of the filter basket of the basket filter faces the front end direction of the cylinder, the plane where the edge of the opening of the filter basket is located is obliquely arranged relative to the axis of the cylinder, and the plane is tangential to the inner end of the bent pipe.

As a further improvement of the multifunctional pump body: the front end of the basket filter is open; the pump body further comprises a second flange cover which is used for being installed at the front end of the cylinder body.

Compared with the prior art, the utility model has the following beneficial effects:

(1) According to the utility model, through the combination of the body and different accessories, two mounting modes of the pump body, namely the vertical mounting mode and the horizontal mounting mode, can be further adapted to different working conditions and space requirements through the change of the inlet and outlet directions of the pump body, and meets the requirements of various inlet and outlet pipeline position arrangements, so that the applicability and flexibility of the pump body are improved, the utilization rate of equipment and the universality of parts are improved, and the use cost and the production cost are reduced.

(2) The utility model can reduce loss, improve efficiency, save energy and reduce operation cost by installing the honeycomb duct. Further, the bulge in the middle of the flow guide pipe can form a flow channel, and plays a role in drainage and buffering when a medium enters, so that friction loss is further reduced, and efficiency is improved.

(3) The utility model can realize the filtering function of the pump body, is suitable for the working condition that the medium contains particles, and improves the service life and reliability of the pump body.

Drawings

FIG. 1 is a schematic diagram of a first embodiment;

FIG. 2 is a cross-sectional view of a draft tube;

FIG. 3 is a schematic diagram of a second embodiment;

FIG. 4 is a left side view of FIG. 3;

fig. 5 is a schematic structural view of a third embodiment;

fig. 6 is a schematic structural diagram of the fourth embodiment.

Detailed Description

The technical scheme of the utility model is described in detail below with reference to the accompanying drawings:

a multifunctional pump body can be used for centrifugal pumps or pumps with other structural forms.

The pump body includes the body, still includes following accessory: the device comprises a honeycomb duct, a bottom plate, an inlet flange pipe, a basket filter, a first flange cover and a second flange cover.

Example 1

In the present embodiment, as shown in fig. 1, the pump adopts a vertical mounting structure. The pump comprises a motor 1, a main shaft 3, a bracket 2, a pump body, a pump cover 4, an impeller 5 and the like. The pump cover 4 is arranged at the tail end of the pump body (namely, the upper end of the pump cover in vertical installation), the support 2 is arranged at the tail end of the pump cover 4, the motor 1 is arranged on the support 2, an output shaft of the motor 1 is connected with the main shaft 3, the main shaft 3 penetrates through the pump cover 4 to be connected with the impeller 5 positioned in the working cavity of the pump body, and the impeller 5 is driven to rotate at a high speed so as to realize pumping of media.

In this embodiment, the pump body includes a body 6, the inside working chamber that is used for placing impeller 5 that is equipped with of body 6, one side of working chamber is connected with export 6-1. The front end of the body 6 (front end when horizontally placed, lower end when vertically installed, and described in the horizontal direction herein) is further provided with an extended cylinder 6-2, and the cylinder 6-2 penetrates from front to back to the working chamber. The other side of the cylinder 6-2 is connected with an elbow 6-3 which can be used as a pump body inlet. The front end of the cylinder 6-2 is also provided with a threaded connection hole.

The pump body further comprises a flow guide 7 for mounting in the cylinder 6-2. The front end of the flow guide pipe 7 is closed, and the opening at the rear end is communicated with the opening at the side wall. The opening at the rear end of the guide pipe 7 is used for being communicated with the working cavity, and the side wall opening is used for being communicated with the bent pipe 6-3, so that a medium is introduced into the working cavity from the bent pipe 6-3 through the guide pipe 7.

Further, as shown in fig. 2, the inner wall of the flow guiding tube 7 is provided with a protrusion 7-1 located at the opposite side of the side wall opening, and the protrusion 7-1 runs parallel to the axis of the cylinder 6-2. The flow guiding pipe 7 can reduce the loss when the flow direction of the medium changes, and improve the efficiency.

The pump body also includes a base plate 8 for mounting at the front end of the barrel 6-2. The bottom plate 8 is arranged on the cylinder 6-2 through bolts which sequentially pass through the through holes on the bottom plate 8 and the through holes on the flange at the front end of the flow guide pipe 7 and then are connected with the threaded connection holes. The outer edge of the bottom plate 8 is also provided with a flange connecting hole which is used for connecting with other equipment during vertical installation.

When the vertical type device is installed, a medium enters from a side bent pipe 6-3 (a medium inlet), passes through a guide pipe 7, enters a working cavity, and is finally pumped out from an outlet 6-1. The installation mode is suitable for the condition of small field space of clients, can save space and is convenient for field arrangement.

In the following other embodiments, the pump is similar to the embodiments, and will not be described again.

Example two

In the present embodiment, as shown in fig. 3 and 4, the body 6 is still matched with the flow guiding pipe 7, but the vertical installation mode of the first embodiment is changed to horizontal installation, and the bottom plate 8 is omitted.

When the device is used horizontally, a medium still enters from the side bent pipe 6-3 (medium inlet), passes through the guide pipe 7 to reach the working cavity, and finally is pumped out from the outlet 6-1.

Example III

As shown in fig. 5, the present embodiment also adopts a horizontal installation mode, which is different from the second embodiment in that: the medium does not enter from the side bent pipe 6-3, but enters from the front end barrel 6-2 instead, and the inlet and the outlet 6-1 are vertical to adapt to the arrangement requirement of the pipeline position.

In this installation, it is necessary to use an inlet flanged pipe 10 and a first flanged cover 9: the inlet flange pipe 10 comprises a pipe body, the right end of the pipe body is used for being inserted into the cylinder 6-2 and blocking the bent pipe 6-3, and meanwhile, the first flange cover 9 is arranged at the outer end of the bent pipe 6-3, and the first flange cover and the second flange cover are used for blocking the bent pipe 6-3. Further, an inlet connecting flange 10-2 and an intermediate connecting flange 10-1 are respectively arranged at the left end and the middle part of the outer circular surface of the pipe body, the intermediate connecting flange 10-1 is connected with the front end of the cylinder 6-2 through bolts matched with threaded connecting holes, and the inlet connecting flange 10-2 is used for being connected with a medium conveying pipeline.

In use, medium enters the working chamber from the inlet flanged pipe 10 and is pumped out from the side outlet 6-1.

Example IV

As shown in fig. 6, the embodiment still adopts a horizontal installation mode, and the medium enters from the side bent pipe 6-3. The difference from the second embodiment is that: in order to adapt to the working condition that particles exist in the medium, the flow guide pipe 7 is omitted, and the basket filter 11 is changed into the basket filter.

Specifically, the opening of the basket filter 11 faces the front end direction of the cylinder 6-2, the plane of the opening edge of the basket is inclined relative to the axis of the cylinder 6-2, and the plane is tangential to the inner end of the bent pipe 6-3.

In this embodiment, the front end of the basket filter 11 is open. The pump body thus also comprises a second flange cover 12 mounted at the front end of the cylinder 6-2.

When in actual use, the body 6 is connected with different accessories in a combined way, so that two vertical and horizontal installation modes and different in-out modes can be realized, different working conditions and space requirements are met, and the requirements of various inlet and outlet pipeline position arrangements are met.

Claims

1. The utility model provides a multifunctional pump body, includes body (6), body (6) inside is equipped with the working chamber that is used for placing impeller (5), one side of working chamber is connected with export (6-1), its characterized in that: the front end of the body (6) is also provided with an extended cylinder body (6-2), and the cylinder body (6-2) is communicated with the working cavity from front to back; the other side of the cylinder body (6-2) is connected with an elbow pipe (6-3);

the pump body further comprises an optional fitting comprising at least a first fitting and a second fitting; when a first accessory is arranged in the cylinder (6-2), the front end of the cylinder (6-2) is blocked, and a medium enters from the bent pipe (6-3); when a second accessory is arranged in the cylinder (6-2), the bent pipe (6-3) is blocked, and a medium enters from the front end of the cylinder (6-2).

2. The multi-function pump body of claim 1, wherein: the front end of the cylinder body (6-2) is provided with a threaded connecting hole;

the first fitting is a flow guide pipe (7) which is arranged in the cylinder body (6-2); the front end of the flow guide pipe (7) is closed, and the opening at the rear end is communicated with the opening of the side wall; the opening at the rear end of the guide pipe (7) is used for being communicated with the working cavity, and the side wall opening is used for being communicated with the bent pipe (6-3).

3. The multi-function pump body of claim 2, wherein: the inner wall of the flow guide pipe (7) is provided with a bulge (7-1) positioned at the opposite side of the side wall opening, and the trend of the bulge (7-1) is parallel to the axis of the cylinder (6-2).

4. The multi-function pump body of claim 2, wherein: the pump body also comprises a bottom plate (8) which is used for being arranged at the front end of the cylinder body (6-2); the bottom plate (8) is arranged on the cylinder body (6-2) through bolts which sequentially pass through holes on the bottom plate (8) and through holes on the flange at the front end of the guide pipe (7) and then are connected with the threaded connection holes.

5. The multi-function pump body of claim 1, wherein: the second fitting is an inlet flange pipe (10), the inlet flange pipe (10) comprises a pipe body, and the right end of the pipe body is used for being inserted into the cylinder body (6-2) and sealing the bent pipe (6-3); the left end and the middle part of the outer circular surface of the pipe body are respectively provided with an inlet connecting flange (10-2) and an intermediate connecting flange (10-1), and the intermediate connecting flange (10-1) is used for being connected with the front end of the barrel body (6-2) through bolts matched with threaded connecting holes.

6. The multi-function pump body of claim 5, wherein: the device also comprises a first flange cover (9) which is used for being arranged at the outer end of the bent pipe (6-3).

7. The multifunctional pump body of any one of claims 1 to 6, wherein: the fitting further comprises a basket filter (11) for mounting in the cartridge (6-2).

8. The multi-function pump body of claim 7, wherein: the opening of the filter basket of the basket filter (11) faces the front end direction of the cylinder body (6-2), the plane of the edge of the opening of the filter basket is inclined relative to the axis of the cylinder body (6-2), and the plane is tangential with the inner end of the bent pipe (6-3).

9. The multi-function pump body of claim 7, wherein: the front end of the basket filter (11) is open; the pump body further comprises a second flange cover (12) which is used for being installed at the front end of the cylinder body (6-2).