CN219535774U

CN219535774U - Large-scale drainage pump station pump house motor layer ventilation cooling system

Info

Publication number: CN219535774U
Application number: CN202320359665.6U
Authority: CN
Inventors: 王云昌; 李涛; 陈涛; 袁尚; 洪磊
Original assignee: Central and Southern China Municipal Engineering Design and Research Institute Co Ltd
Current assignee: Central and Southern China Municipal Engineering Design and Research Institute Co Ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-08-15
Anticipated expiration: 2033-02-28

Abstract

The utility model relates to the field of pump rooms of large-scale drainage pump stations, in particular to a motor layer ventilation and heat dissipation system of a pump room of a large-scale drainage pump station, which comprises a pump room, wherein an air room is arranged at the top of the pump room, air inlet shutters are arranged on the side wall of the pump room and close to the bottom, air outlet shutters are arranged on the side wall of the air room and close to the top, motors are arranged in the pump room, the number of the air inlet shutters is two, and the two air inlet shutters are symmetrically distributed on the side walls of the left side and the right side of the pump room; according to the utility model, the air inlet shutter is arranged on the side wall of the pump room, and the air outlet shutter on the side wall of the upper air room is matched to enable hot air in the pump room to naturally rise into the air room, the hot air is discharged from the air outlet shutter of the air room, and external air enters the pump room from the air inlet shutter to form a finished air flow channel, so that the ventilation and heat dissipation effects on the motor are smoothly achieved.

Description

Large-scale drainage pump station pump house motor layer ventilation cooling system

Technical Field

The utility model relates to the field of pump rooms of large-scale drainage pump stations, in particular to a ventilation and heat dissipation system for a motor layer of a pump room of a large-scale drainage pump station.

Background

The pump house in the large-scale drainage pump station generally adopts a double-layer design, the water pump layer is positioned underground, and the motor layer is positioned on the ground. The installed power of the large-scale drainage pump station is more than 10MW, the heat generation amount of the motor reaches 2x103kW, the heat generation air of the motor needs to be discharged outdoors, and the proper temperature of the motor layer is maintained (higher than the temperature within 3 ℃ outdoors).

The design of traditional pump station motor layer generally adopts window natural draft and axial fan mechanical draft, because the window setting position is above ground certain height, when carrying out heat transfer ventilation, when carrying out natural draft through the window, can not introduce the inside motor department of pump house to external low temperature air, causes the temperature on motor layer to be difficult to reach suitable temperature, and the air inlet and the exhaust of window can not form a flow channel through the motor, influences the radiating effect of pump house to the motor.

Disclosure of Invention

Based on the above description, the utility model provides a ventilation and heat dissipation system for a motor layer of a pump house of a large-scale drainage pump station, so as to solve the problem that when heat exchange and ventilation are carried out, the outside low-temperature air cannot be led into the motor inside the pump house and the temperature of the motor layer is difficult to reach a proper temperature when natural ventilation is carried out through a window.

The technical scheme for solving the technical problems is as follows: a large-scale drainage pump station pump house motor layer ventilation and heat dissipation system, which comprises a pump house,

the top of pump house is provided with the gas room, the lateral wall of pump house and the position department that is close to the bottom have been seted up the shutter that admits air, the lateral wall of gas room and the position department that is close to the top have been seted up the shutter that admits air.

And a motor is arranged in the pump room.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the number of the air inlet shutters is two, the two air inlet shutters are symmetrically distributed on the side walls of the left side and the right side of the pump room, and the opening orientations of the two air inlet shutters are opposite to the motor inside the pump room.

Further, the number of the air outlet shutters is two, the two air outlet shutters are symmetrically distributed on the side wall of the air room from left to right, and the opening orientations of the two air outlet shutters are oppositely arranged.

Further, the air inlet shutters at two sides of the pump room are all positioned at the central position of the side wall of the pump room, the air outlet shutters at two sides of the air room are all positioned at the central position of the side wall, and the air inlet shutters and the air outlet shutters at each side are positioned on the same vertical central line.

Further, the air inlet shutter and the air outlet shutter are composed of a frame body and fan blades, the fan blades are movably connected with the frame body, the fan blades on the air inlet shutter frame body are in a downward overturning state, and the fan blades on the air outlet shutter frame body are in an upward overturning state.

Further, the axial flow fan is installed at the side wall of the pump room and at the position close to the air room, the window is installed at the side wall of the pump room, and the window is located at the middle part of the side wall of the pump room and at the position which is lower than the middle part of the side wall of the pump room.

Further, the number of the axial flow fans is two, the two axial flow fans are symmetrically distributed on the left side wall and the right side wall of the pump room, and the axial flow fans are used for discharging hot air in the pump room.

Further, the number of the windows is two, the two windows are in an open state, and the axial flow fans and the windows on the two sides are on the same vertical axis with the air inlet shutter

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

1. according to the utility model, the air inlet shutter is arranged on the side wall of the pump room, and the air outlet shutter on the side wall of the upper air room is matched to enable hot air in the pump room to naturally rise into the air room, the hot air is discharged from the air outlet shutter of the air room, and external air enters the pump room from the air inlet shutter to form a finished air flow channel, so that the ventilation and heat dissipation effects on the motor are smoothly achieved.

2. Through set up the window on the lateral wall of pump house, strengthen the inside light transmissivity of pump house, and open the window, also can let the inside steam of pump house flow away from the window, and add axial fan on the lateral wall of pump house, utilize axial fan to take out the inside quick follow pump house of inside steam of pump house, and then can strengthen the velocity of flow of the inside air of pump house, improve the radiating effect to the motor.

Drawings

Fig. 1 is a schematic structural diagram of a ventilation and heat dissipation system for a pump house motor layer of a large-scale drainage pump station according to an embodiment of the present utility model;

fig. 2 is a schematic cross-sectional perspective view of a pump house of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a pump house; 2. an air house; 3. an air inlet shutter; 4. a window; 5. an axial flow fan; 6. an air outlet shutter; 7. and a motor.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Embodiments of the utility model are illustrated in the accompanying drawings. This utility model 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.

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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

It should be noted that, the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, or that the technical product is conventionally put in place when used, merely for convenience in describing the present technology and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present technology. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. The terms "first," "second," "third," and the like are therefore used solely to distinguish one from another and are not to be construed as indicating or implying a relative importance. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present technology, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in the art will be understood in a specific manner by those of ordinary skill in the art.

Referring to fig. 1 and 2, a ventilation and heat dissipation system for a motor layer of a pump house of a large-scale drainage pump station comprises a pump house 1;

the top of the pump room 1 is provided with an air room 2, the side wall of the pump room 1 is provided with an air inlet shutter 3 at a position close to the bottom, and the side wall of the air room 2 is provided with an air outlet shutter 6 at a position close to the top;

the side wall of the pump room 1 is provided with the air inlet louver 3, and the air outlet louver 6 at the top of the air room 2 is matched to enable hot air to automatically beat away from the air outlet louver 6 at the top of the air room 2, so that the low-pressure effect inside the pump room 1 is utilized to enable external low-temperature air to enter the inside of the pump room 1 from the air inlet louver 3, and the natural ventilation effect is formed.

The inside of the pump house 1 is provided with a motor 7.

Let the air inlet shutter 3 on the pump house 1 lateral wall be in same horizontal line with motor 7 for the wind that passes through air inlet shutter 3 can be smooth blow to motor 7 department, and then can play radiating effect to motor 7 department.

Referring to fig. 1 and 2, the number of the air inlet shutters 3 in the present embodiment is two, the two air inlet shutters 3 are symmetrically distributed on the side walls of the left and right sides of the pump room 1, and the openings of the two air inlet shutters 3 face the motor 7 inside the pump room 1.

The air inlet shutters 3 on two sides of the pump room 1 can guide external cool air into the pump room 1, and the cool air can smoothly pass through the motor 7 due to the fact that the cool air is level with the motor 7, and then heat on the surface of the motor 7 is taken away.

Referring to fig. 1 and 2, the number of the air outlet shutters 6 in the present embodiment is two, the two air outlet shutters 6 are symmetrically distributed on the sidewall of the air room 2, and the openings of the two air outlet shutters 6 are oppositely arranged.

The two air outlet shutters 6 are positioned at the top of the air room 2, hot air in the pump room 1 naturally rises and can enter the air room 2, and then is discharged to the outside of the pump room 1 through the air outlet shutters 6 to reduce the temperature in the pump room 1.

Referring to fig. 1 and 2, the air inlet shutters 3 on both sides of the pump room 1 of the present embodiment are located at the central positions of the side walls of the pump room 1, the air outlet shutters 6 on both sides of the air room 2 are located at the central positions of the side walls, and the air inlet shutters 3 and the air outlet shutters 6 on each side are located on the same vertical central line.

The air inlet louver 3 and the air outlet louver 6 are guaranteed to be positioned on the same vertical line, wind entering from the air inlet louver 3 is facilitated to smoothly pass through the motor 7, and then flows out of the air outlet louver 6, so that a good flowing air channel is formed.

Referring to fig. 1 and 2, the air inlet shutter 3 and the air outlet shutter 6 of the present embodiment are composed of two parts, i.e. a frame and a fan blade, and the fan blade is movably connected with the frame, the fan blade on the frame of the air inlet shutter 3 is in a downward turned state, and the fan blade on the frame of the air outlet shutter 6 is in an upward turned state.

Let the flabellum on the 6 framework of air-out shutter be in the state of overturning upwards, make things convenient for the inside steam of pump house 1 to discharge in the external world smoothly from inside, in the same way, let the flabellum on the 3 framework of air-in shutter be in the state of overturning downwards, can make things convenient for the inside that external cool air enters into pump house 1 smoothly.

Referring to fig. 1 and 2, an axial flow fan 5 is installed on a side wall of the pump room 1 and near the air room 2 in the present embodiment, a window 4 is installed on the side wall of the pump room 1, and the window 4 is located in a middle portion of the side wall of the pump room 1 and at a position that is downward.

When outdoor temperature is higher, simply rely on natural ventilation's mode can not satisfy the heat dissipation demand of pump house 1, alright start axial fan 5 to the inside steam of pump house 1 is discharged from axial fan 5 to this velocity of flow of the inside air of pump house 1 can be accelerated, the inside radiating effect of pump house 1 is improved.

Referring to fig. 1 and 2, the number of the axial fans 5 in the present embodiment is two, the two axial fans 5 are symmetrically distributed on the left and right side walls of the pump room 1, and the axial fans 5 are used for exhausting the hot air in the pump room 1.

The symmetrically distributed axial flow fans 5 can absorb and discharge hot air in the pump room 1 in a large range, so that the heat radiation capacity in the pump room 1 is enhanced.

Referring to fig. 1 and 2, in the present embodiment, two windows 4 are provided, the two windows 4 are in an open state, and the axial fans 5 and the windows 4 are on the same vertical axis as the air inlet louver 3.

The side wall of the pump room 1 is still provided with the window 4, so that the light transmittance inside the pump room 1 is enhanced, the window 4 is opened to play a role in ventilation and heat dissipation, the axial flow fan 5, the air inlet louver 3 and the air outlet louver 6 are ensured to be positioned on the same vertical line, the shortest flow path of air is ensured, and the flow speed of the air is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a large-scale drainage pump station pump house motor layer ventilation cooling system, includes pump house (1), its characterized in that:

the top of the pump room (1) is provided with an air room (2), the side wall of the pump room (1) is provided with an air inlet shutter (3) at a position close to the bottom, and the side wall of the air room (2) is provided with an air outlet shutter (6) at a position close to the top;

the inside of pump house (1) is provided with motor (7).

2. The ventilation and heat dissipation system for the pump house motor layer of the large drainage pump station according to claim 1, wherein the number of the air inlet shutters (3) is two, the two air inlet shutters (3) are symmetrically distributed on the side walls of the left side and the right side of the pump house (1), and the opening orientations of the two air inlet shutters (3) are opposite to the motor (7) in the pump house (1).

3. The ventilation and heat dissipation system for the pump house motor layer of the large drainage pump station according to claim 1, wherein the number of the air outlet shutters (6) is two, the two air outlet shutters (6) are symmetrically distributed on the side wall of the air house (2) left and right, and the opening orientations of the two air outlet shutters (6) are oppositely arranged.

4. The ventilation and heat dissipation system for the pump house motor layer of the large drainage pump station according to claim 1, wherein the air inlet shutters (3) on two sides of the pump house (1) are all positioned at the central position of the side wall of the pump house (1), the air outlet shutters (6) on two sides of the air house (2) are all positioned at the central position of the side wall, and the air inlet shutters (3) and the air outlet shutters (6) on each side are positioned on the same vertical central line.

5. The ventilation and heat dissipation system for the pump house motor layer of the large drainage pump station according to claim 1, wherein the air inlet louver (3) and the air outlet louver (6) are composed of two parts of a frame body and fan blades, the fan blades are movably connected with the frame body, the fan blades on the frame body of the air inlet louver (3) are in a downward overturning state, and the fan blades on the frame body of the air outlet louver (6) are in an upward overturning state.

6. The ventilation and heat dissipation system for a pump house motor layer of a large drainage pump station according to claim 1, wherein an axial flow fan (5) is installed on the side wall of the pump house (1) and at a position close to an air house (2), a window (4) is installed on the side wall of the pump house (1), and the window (4) is located at the middle part of the side wall of the pump house (1) and at a position which is downward.

7. The ventilation and heat dissipation system for the pump house motor layer of the large drainage pump station according to claim 6, wherein the number of the axial flow fans (5) is two, the two axial flow fans (5) are symmetrically distributed on the left side wall and the right side wall of the pump house (1), and the axial flow fans (5) are used for discharging hot air in the pump house (1).

8. The ventilation and heat dissipation system for the pump house motor layer of the large drainage pump station according to claim 6, wherein the number of the windows (4) is two, the two windows (4) are in an open state, and the axial flow fans (5) and the windows (4) on the two sides are on the same vertical axis with the air inlet louver (3).