CN215948336U

CN215948336U - Integrated axial-flow pump station high-efficiency anti-swirling device

Info

Publication number: CN215948336U
Application number: CN202023269801.8U
Authority: CN
Inventors: 朱海赞; 朱刘炜; 吴雪伟
Original assignee: Zhejiang Haibei Electrical Technology Co ltd
Current assignee: Zhejiang Haibei Electrical Technology Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2022-03-04
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a high-efficiency anti-swirling device of an integrated axial-flow pump station, which comprises a device main body and a cylinder body, wherein the device main body penetrates through one end of the side wall of the cylinder body and is provided with a water outlet, a fixing frame is fixedly arranged at one end of the inner cavity of the device main body, which is close to the water outlet, four elastic high-pressure air bags are uniformly arranged on the fixing frame, the bottom of each elastic high-pressure air bag is communicated with a gas transmission main pipe and a plurality of gas transmission branch pipes, each gas transmission branch pipe penetrates through the inside of a pressure pipe, a piston is arranged in the inner cavity of the pressure pipe, the piston is connected with one end of a push rod, and the other end of the push rod is connected with a lower water baffle. Has the advantages that: the utility model can greatly slow down the flow velocity of the water body entering the cylinder of the integrated axial flow pump station through the water outlet of the device main body, improves the vortex-proof effect of the high-efficiency vortex-proof device of the integrated axial flow pump station, can clean the dirt attached to the inner wall of the inner cavity of the device main body, prevents the dirt in the water body from attaching to the inner wall of the inner cavity of the device main body, and has good self-cleaning effect.

Description

Integrated axial-flow pump station high-efficiency anti-swirling device

Technical Field

The utility model relates to the technical field of vortex prevention devices, in particular to a high-efficiency vortex prevention device of an integrated axial flow pump station.

Background

The integrated axial flow pump station is a pump station integrating an axial flow pump, pump station equipment, decontamination grid equipment, a control system and a remote monitoring system, and has the advantages of small occupied area, convenience in installation and maintenance, convenience in management, environmental friendliness and the like.

Most of the existing integrated axial-flow pump station efficient vortex-preventing devices are simple, the vortex-preventing wall is adopted to block water flow entering the water inlet, certain effects can be achieved, the water flow speed is still high, vortex is likely to be formed when the water flow enters the barrel of the integrated axial-flow pump station, the vortex-eliminating effect is poor, the water pump is prone to generating severe accidents such as cavitation and vibration, and the like, in addition, the integrated axial-flow pump station using poor water quality water bodies is needed, the inner wall of the vortex-preventing device is easy to accumulate after long-time use and is attached with impurities, and the vortex-preventing device is difficult to clean, and even the vortex-preventing device can be integrated with the integrated axial-flow pump station to block up and cannot be used continuously in serious situations.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the high-efficiency vortex prevention device for the integrated axial flow pump station, which has the advantages of greatly slowing down the flow velocity of water entering the cylinder body of the integrated axial flow pump station, having good vortex prevention effect, being capable of automatically cleaning attachments on the inner wall of the device and having good self-cleaning effect, and further solving the problems in the background art.

(II) technical scheme

In order to achieve the advantages of greatly reducing the flow velocity of the water body entering the cylinder body of the integrated axial flow pump station, having good vortex prevention effect, being capable of automatically cleaning attachments on the inner wall of the device and having good self-cleaning effect, the utility model adopts the following specific technical scheme: swirl device is prevented to integration axial compressor pump station high efficiency, including device main part and barrel, the device main part runs through barrel lateral wall one end and has seted up the delivery port, and device main part inner chamber is close to delivery port one end fixed mounting and has the mount, evenly install four elasticity high-pressure air bags on the mount, and four elasticity high-pressure air bag one end is passed through annular communicating pipe intercommunication, and four the elasticity high-pressure air bag other end passes through cross communicating pipe intercommunication, elasticity high-pressure air bag bottom intercommunication gas transmission is responsible for one end, and gas transmission is responsible for the other end and a plurality of gas transmission branch pipe intercommunication, gas transmission branch pipe runs through inside the fixed plate lateral wall intercommunication pressure pipe of fixed mounting in device main part inner wall bottom, the piston is installed to the pressure pipe inner chamber, and piston connection push rod one end to push rod one end runs through the pressure pipe and is connected with down the water baffle.

Furthermore, the diffusion pipe is welded at one end, far away from the water outlet, of the device main body, and the water inlet is formed in one end of the diffusion pipe.

Furthermore, the device main part inner chamber embeds there is three loose collar, and is connected with a plurality of connecting rod between two consecutive loose collar lateral walls to three loose collar inboard has welded down water baffle and has gone up the water baffle in proper order.

Furthermore, the top of the inner cavity of the device main body, which is close to the water inlet, is welded with an anti-vortex wall.

Furthermore, the outer wall of the movable ring is provided with a cleaning brush, and the cleaning brush is abutted against the inner wall of the device main body.

Furthermore, four water holes are uniformly formed in the fixing frame.

Furthermore, a trash rack is installed at one end, close to the water outlet, of the device main body.

Furthermore, a waterproof sealing ring is installed on the side surface of the piston.

(III) advantageous effects

Compared with the prior art, the utility model provides an integrated axial-flow pump station high-efficiency anti-swirling device, which has the following beneficial effects:

(1) the utility model is provided with the elastic high-pressure air bag, when in use, water flow can enter the diffusion pipe through the water inlet, the diffusion pipe is in a horn shape and can preliminarily slow down the water flow speed entering the device main body, then the upper layer water flow of the water flow entering the device main body can impact on the vortex-proof wall, the vortex-proof wall arranged at the top of the inner cavity of the device main body can block the flow center development of vortex, thereby having better vortex-proof effect, the water flow passing through the vortex-proof wall can sequentially pass through a plurality of lower water baffle plates and an upper water baffle plate which are arranged at the inner side of the movable ring, the flow speed of the water flow is slowed down, simultaneously, under the push of the water flow, the push rod connected with the side surface of the innermost lower water baffle plate can push the piston to move in the pressure pipe arranged at the side surface of the fixed plate, thereby the high-pressure nitrogen in the pressure pipe is pressed into the elastic high-pressure air bag arranged on the fixed frame through the air transmission branch pipe and the air transmission main pipe, the kinetic energy of rivers has been consumed to this in-process, the velocity of flow of rivers has further been slowed down, rivers through lower water baffle and last water baffle can strike elasticity high-pressure gasbag, compress the high-pressure nitrogen gas in the elasticity high-pressure gasbag, can return high-pressure nitrogen gas pressure to pushing piston and push rod motion in the pressure tube, this in-process also can consume the rivers ability through the mount water hole, further reduce the velocity of flow, thereby the messenger slows down greatly through the water velocity of flow that device main part delivery port got into the integration axial compressor pump station barrel, the high-efficient vortex device of preventing of integration axial compressor pump station is prevented and is put anti-swirl effect has been improved.

(2) The utility model is provided with the cleaning brush, as mentioned above, the inner sides of the plurality of movable rings are alternately provided with the lower water baffle and the upper water baffle, and the adjacent movable rings are connected with each other through a connecting rod, because the flow velocity of the water flowing through the lower water baffle, the upper water baffle and the elastic high-pressure air bag is constantly changed, the piston moves irregularly back and forth in the pressure tube, so that when the push rod moves back and forth in the pressure tube along with the piston, the movable ring and the connecting rod can also move along with the movable ring, the cleaning brush which is installed on the outer side of the movable ring and is inconsistent with the inner wall of the inner cavity of the device main body can be attached to dirt attached to the inner wall of the inner cavity of the device main body to clean the dirt, the dirt in the water body is prevented from being attached to the inner wall of the inner cavity of the device main body, a good self-cleaning effect is achieved, the large-block dirt which is cleaned can be intercepted through the dirt blocking fence installed on one side of the water outlet, and the damage to the axial flow pump caused by the large-block dirt can be prevented.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an integrated axial-flow pump station high-efficiency anti-swirling device according to an embodiment of the utility model;

FIG. 2 is a perspective view of a movable ring of the high-efficiency anti-swirling device of the integrated axial-flow pump station according to the embodiment of the utility model;

FIG. 3 is a schematic structural diagram of a fixing frame of the integrated axial flow pump station high-efficiency anti-swirling device according to the embodiment of the utility model;

fig. 4 is an enlarged view at a of fig. 1 according to an embodiment of the present invention.

In the figure:

1. a water inlet; 2. a diffuser tube; 3. a vortex prevention wall; 4. a movable ring; 5. an upper water baffle; 6. a lower water baffle; 7. an elastic high-pressure air bag; 8. a fixed mount; 9. a barrel; 10. a trash rack; 11. a device main body; 12. a cleaning brush; 13. a connecting rod; 14. a gas delivery branch pipe; 15. a gas transmission main pipe; 16. a water outlet; 17. an annular communicating pipe; 18. water passing holes; 19. a cross connection pipe; 20. a pressure pipe; 21. a push rod; 22. a piston; 23. a waterproof sealing ring; 24. and (7) fixing the plate.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to the embodiment of the utility model, the high-efficiency anti-swirling device of the integrated axial-flow pump station is provided.

Referring to the drawings and the detailed description, the utility model is further explained, as shown in fig. 1-4, the integrated axial-flow pump station high-efficiency anti-swirling device according to the embodiment of the utility model comprises a device main body 11 and a cylinder 9, wherein the device main body 11 penetrates through one end of the side wall of the cylinder 9 and is provided with a water outlet 16, a fixing frame 8 is fixedly arranged at one end of the inner cavity of the device main body 11 close to the water outlet 16, four elastic high-pressure air bags 7 are uniformly arranged on the fixing frame 8, one ends of the four elastic high-pressure air bags 7 are communicated through an annular communicating pipe 17, the other ends of the four elastic high-pressure air bags 7 are communicated through a cross communicating pipe 19, the bottom of each elastic high-pressure air bag 7 is communicated with one end of an air transmission main pipe 15, the other end of the air transmission main pipe 15 is communicated with a plurality of air transmission branch pipes 14, the air transmission branch pipes 14 penetrate through the side wall of a fixing plate 24 fixedly arranged at the bottom of the inner wall of the device main body 11 and are communicated with the interior of a pressure pipe 20, piston 22 is installed to the pressure pipe 20 inner chamber, and piston 22 connects push rod 21 one end to push rod 21 one end runs through pressure pipe 20 and is connected with down water baffle 6, has played the water velocity of flow that delivery port 16 got into in the integration axial compressor pump station barrel 9 and has slowed down greatly, has improved the high-efficient vortex device of preventing of integration axial compressor pump station and has prevented the swirl effect.

In one embodiment, the end of the device body 11 away from the water outlet 16 is welded with the diffusion pipe 2, and the water inlet 1 is opened at one end of the diffusion pipe 2, so as to initially slow down the water flow entering the device body 11.

In one embodiment, three movable rings 4 are arranged in the inner cavity of the device main body 11, a plurality of connecting rods 13 are connected between the side walls of the two connected movable rings 4, and a lower water baffle 6 and an upper water baffle 5 are welded on the inner sides of the three movable rings 4 in sequence, so that the effect of further reducing the flow speed of water flow by using the lower water baffle 6 and the upper water baffle 5 is achieved.

In one embodiment, the top of the inner cavity of the device body 11, which is close to the water inlet 1, is welded with the vortex-preventing wall 3, so that the development of a flow center capable of intercepting vortex is realized, and a better vortex-preventing effect is realized.

In one embodiment, the outer wall of the three movable rings 4 is provided with a cleaning brush 12, and the cleaning brush 12 is abutted against the inner wall of the device body 11, so as to clean the dirt attached to the inner wall of the inner cavity of the device body 11.

In one embodiment, the fixing frame 8 is uniformly provided with four water through holes 18.

In one embodiment, the device body 11 is provided with a trash rack 10 near the water outlet 16, which can intercept the large dirt pieces to be cleaned through the trash rack 10 arranged at one side of the water outlet 16 and prevent the large dirt pieces from damaging the axial flow pump.

In one embodiment, piston 22 is fitted with a waterproof seal 23 on the side to prevent water ingress and air leakage into pressure tube 20.

The working principle is as follows: the utility model is provided with an elastic high-pressure air bag 7, when in use, water flow can enter a diffusion pipe 2 through a water inlet 1, the diffusion pipe 2 is in a horn shape and can preliminarily slow down the water flow speed in a device main body 11, then the upper layer water flow of the water flow in the device main body 11 can impact on an anti-vortex wall 3, the anti-vortex wall 3 arranged at the top of an inner cavity of the device main body 11 can interrupt the flow center development of vortex, thereby having better anti-vortex effect, the water flow passing through the anti-vortex wall 3 can sequentially pass through a plurality of lower water baffles 6 and upper water baffles 5 arranged at the inner side of a movable ring 4 to slow down the flow speed of the water flow, simultaneously, under the push of the water flow, a push rod 21 connected with the side surface of the innermost lower water baffle 6 can push a piston 22 to move in a pressure pipe 20 arranged at the side surface of a fixed plate 24, thereby pressing high-pressure nitrogen in the pressure pipe 20 into the elastic high-pressure air bag 7 arranged on a fixed frame 8 through a gas transmission branch pipe 14 and a gas transmission main pipe 15, in the process, the kinetic energy of the water flow is consumed, the flow velocity of the water flow is further slowed down, the water flow passing through the lower water baffle 6 and the upper water baffle 5 impacts the elastic high-pressure air bag 7, the high-pressure nitrogen in the elastic high-pressure air bag 7 is compressed, the high-pressure nitrogen is pressed back into the pressure pipe 20 to push the piston 22 and the push rod 21 to move, the water flow energy passing through the water passing hole 18 of the fixing frame 8 is also consumed in the process, the flow velocity of the water flow is further reduced, the flow velocity of the water entering the integrated axial flow pump station cylinder 9 through the water outlet 16 of the device main body 11 is greatly slowed down, the vortex-proof effect of the high-efficiency vortex-proof device of the integrated axial flow pump station is improved, meanwhile, the cleaning brush 12 is arranged, as mentioned above, the lower water baffles 6 and the upper water baffles 5 are alternately arranged on the inner sides of the plurality of movable rings 4, and the adjacent movable rings 4 are connected with each other through the connecting rod 13, and the lower water baffles 6 are flowed through the lower water baffles 6, go up the rivers velocity of flow of water baffle 5 and elasticity high pressure gasbag 7 and constantly be in the middle of changing, so piston 22 can make a round trip irregular motion in pressure pipe 20, thereby when push rod 21 along with piston 22 during the round trip motion in pressure pipe 20, movable ring 4 also can move along with connecting rod 13, install the cleaning brush 12 that offsets with device main part 11 inner chamber inner wall in the movable ring 4 outside this moment and can adhere to and clean at the adnexed filth of device main part 11 inner chamber inner wall, prevent that the filth in the water from adhering to device main part 11 inner chamber inner wall, good self-cleaning effect has, the big piece filth accessible under the clearance is installed and is intercepted at the trash rack 10 of delivery port 16 one side, prevent that it from damaging the axial-flow pump.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An integrated axial-flow pump station efficient anti-swirling device comprises a device main body (11) and a cylinder body (9), and is characterized in that the device main body (11) penetrates through one end of the side wall of the cylinder body (9) and is provided with a water outlet (16), a fixing frame (8) is fixedly arranged at one end, close to the water outlet (16), of an inner cavity of the device main body (11), four elastic high-pressure air bags (7) are uniformly arranged on the fixing frame (8), one ends of the four elastic high-pressure air bags (7) are communicated through an annular communicating pipe (17), the other ends of the four elastic high-pressure air bags (7) are communicated through a cross communicating pipe (19), the bottom of each elastic high-pressure air bag (7) is communicated with one end of an air transmission main pipe (15), the other end of the air transmission main pipe (15) is communicated with a plurality of air transmission branch pipes (14), the air transmission branch pipes (14) penetrate through the inner side wall of a fixing plate (24) fixedly arranged at the bottom of the inner wall of the device main body (11) and are communicated with the pressure pipe (20), piston (22) are installed to pressure pipe (20) inner chamber, and push rod (21) one end is connected in piston (22) to push rod (21) one end is run through pressure pipe (20) and is connected with down water baffle (6).

2. The integrated axial-flow pump station high-efficiency anti-swirling device according to claim 1, wherein a diffuser pipe (2) is welded to one end of the device body (11) far away from the water outlet (16), and a water inlet (1) is formed in one end of the diffuser pipe (2).

3. The integrated axial flow pump station high-efficiency anti-swirling device according to claim 1, wherein three movable rings (4) are arranged in an inner cavity of the device body (11), a plurality of connecting rods (13) are connected between the side walls of two connected movable rings (4), and a lower water baffle (6) and an upper water baffle (5) are welded on the inner sides of the three movable rings (4) in sequence.

4. The integrated axial-flow pump station high-efficiency anti-swirling device according to claim 1, wherein the top of one end of the inner cavity of the device main body (11) close to the water inlet (1) is welded with an anti-swirling wall (3).

5. The integrated axial-flow pump station high-efficiency anti-swirling device according to claim 3, wherein the outer walls of the three movable rings (4) are provided with cleaning brushes (12), and the cleaning brushes (12) are abutted against the inner wall of the device main body (11).

6. The integrated axial-flow pump station high-efficiency anti-swirling device according to claim 1, wherein the fixing frame (8) is uniformly provided with four water through holes (18).

7. The integrated axial flow pump station high-efficiency anti-swirling device according to claim 1, wherein a trash rack (10) is installed at one end of the device main body (11) close to the water outlet (16).

8. The integrated axial-flow pump station high-efficiency anti-swirling device according to claim 1, wherein a waterproof sealing ring (23) is installed on the side surface of the piston (22).