CN217271015U

CN217271015U - Vacuum pump water diversion device for sewage discharge of underground wastewater pond

Info

Publication number: CN217271015U
Application number: CN202123409084.9U
Authority: CN
Inventors: 张孟科; 徐钰峰; 武斌斌
Original assignee: Zhongtian Hechuang Energy Co ltd
Current assignee: Zhongtian Hechuang Energy Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-08-23
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a vacuum pump diversion device for sewage disposal of an underground wastewater disposal basin, which comprises a wastewater disposal basin, a centrifugal pump and a closed water tank; the waste water pool is connected with the closed water tank through a water inlet pipeline, and the centrifugal pump is installed on a water outlet pipeline of the closed water tank. Compared with a submersible sewage pump, the centrifugal pump has the advantages of simple structure, low failure rate, durability, stable operation and reliable working efficiency; the vacuum water diversion device is positioned on the ground, so that the possibility of pollution and blockage caused by sundries at the bottom of the pool is reduced; the pump is convenient for regular maintenance and repair; the maintenance cost is low, the maintenance time is short, and the stable operation of the device can be ensured.

Description

Vacuum pump diversion device for sewage discharge of underground wastewater pool

Technical Field

The utility model relates to an underground sewage pond blowdown field especially relates to an underground vacuum pump diversion device for sewage pond blowdown.

Background

The underground wastewater pool conveys the sewage in the pool to the next working section through an underwater submersible sewage pump. The mode of delivering underground wastewater out through a submersible sewage pump has the following disadvantages: 1. the submersible sewage pump is of a vertical structure, and the pump and the motor are coaxial, so that the weight of a rotating part is the same as the water pressure bearing direction of the impeller; 2. the submersible sewage pump is used inside the regulating tank, and the conveyed medium contains substances such as impurities, silt and the like, so that the pump is easy to block; 3. when the submersible sewage pump runs, the power is increased along with the increase of the flow, and when the flow exceeds the designed flow and reaches a certain value, the motor is overloaded and burnt; 4. the submersible sewage pump is arranged in the regulating tank, when the pump breaks down, the maintenance difficulty is large, the hoisting operation is needed to be completed in a matching way, the time and the labor are consumed, and the stable operation of the device is seriously influenced.

To above-mentioned shortcoming, this scheme has provided a vacuum pump diversion device for sewage disposal of underground wastewater disposal basin.

Disclosure of Invention

In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a vacuum pump water diversion device for sewage disposal of an underground wastewater pond.

According to the technical scheme provided by the embodiment of the application, the vacuum pump water diversion device for sewage discharge of the underground wastewater pond comprises the wastewater pond, a centrifugal pump and a closed water tank; one side of the closed water tank is provided with a water inlet, the other side of the closed water tank is provided with a water outlet, the water inlet is positioned inside the closed water tank and is provided with an arc-shaped water outlet short pipe with an outlet facing the top of the closed water tank, the wastewater pool is connected with the water inlet through a water inlet pipeline, and the centrifugal pump is connected with the water outlet through a water outlet pipeline; and an automatic water replenishing device is also arranged at the top of the closed water tank.

The utility model provides a pair of in the preferred embodiment of vacuum pump diversion device for sewage disposal of underground wastewater disposal basin, automatic water supply device is including installing at the inside low water level inductor of airtight water pitcher, first high water level inductor and the external moisturizing pipeline of locating the moisturizing mouth at airtight water pitcher top and setting the moisturizing solenoid valve on the moisturizing pipeline.

The utility model provides a pair of vacuum pump diversion device for sewage disposal of underground wastewater disposal basin in a preferred embodiment the inside of wastewater disposal basin is equipped with the high water level inductor of second.

The utility model provides a pair of in the best embodiment of a vacuum pump diversion device for sewage disposal of underground wastewater disposal basin install the entry gate valve on the water inlet pipeline.

The utility model provides a pair of in the preferred embodiment of a vacuum pump diversion device for sewage disposal of underground wastewater disposal basin the top of airtight water pitcher is equipped with the blast pipe, install the atmospheric valve on the blast pipe.

In the utility model provides a pair of in the vacuum pump diversion device for the blowdown of underground wastewater disposal basin a preferred embodiment, install the exit gate valve on the outlet pipeline of centrifugal pump.

The utility model provides a pair of in the preferred embodiment of a vacuum pump diversion device for underground wastewater disposal basin blowdown airtight water pitcher is equipped with a plurality of water inlets, a plurality of delivery ports and a plurality of gas vent, each along its length direction the water inlet passes through water intake pipe and connects the wastewater disposal basin, each the delivery port passes through outlet conduit and connects the centrifugal pump.

The utility model provides a pair of in the preferred embodiment of a pair of vacuum pump diversion device for sewage disposal of underground wastewater disposal basin, the both ends tip shrouding inboard channel-section steel that adopts the cross of airtight water pitcher is consolidated.

In the utility model provides a pair of in the preferred embodiment of a vacuum pump diversion device for sewage disposal of underground wastewater disposal basin, the jar body of airtight water pitcher adopts phi 1000-phi 1500 mm's body both ends welding shrouding to make.

To sum up, the beneficial effect of this application:

1. compared with a submersible sewage pump, the centrifugal pump has the advantages of simple structure, low failure rate, durability, stable operation and reliable working efficiency;

2. the vacuum water diversion device is positioned on the ground, so that the possibility of pollution and blockage caused by sundries at the bottom of the pool is reduced, and the mechanical pump is convenient to regularly maintain and repair; the designed closed water tank is simple in structure and low in manufacturing cost;

3. the maintenance cost is low, the maintenance time is short, and the stable operation of the device can be ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work, wherein:

FIG. 1 is a schematic structural diagram according to a first embodiment;

FIG. 2 is a schematic sectional view of a sealed water tank according to a first embodiment;

fig. 3 is a top view of the sealed water tank of the second embodiment.

Reference numbers in the figures: 1. the water level sensor comprises a wastewater pool, 2 centrifugal pumps, 3 closed water tanks, 4 water inlets, 5 water outlets, 6 arc-shaped water outlet short pipes, 7 first high water level sensors, 8 low water level sensors, 9 water replenishing pipelines, 10 water replenishing electromagnetic valves, 11 second high water level sensors, 12 inlet gate valves, 13 exhaust pipes, 14 vent valves and 15 outlet gate valves.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly and encompass, for example, both fixed and removable coupling as well as integral coupling; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The first embodiment is as follows:

as shown in fig. 1 and fig. 2, a vacuum pump water diversion device for underground wastewater pool sewage drainage comprises a wastewater pool 1, a centrifugal pump 2 and a closed water tank 3; a water inlet 4 is formed in one side of the closed water tank 3, a water outlet 5 is formed in the other side of the closed water tank 3, an arc-shaped water outlet short pipe 6 with an outlet facing the top of the closed water tank is arranged in the water inlet 4, the water outlet of the arc-shaped water outlet short pipe 6 is upward and can be lifted to enter the water inlet height of the closed water tank 3, the wastewater pool 1 is connected with the water inlet 4 through a water inlet pipeline, the water inlet pipeline is inserted into the wastewater pool, and the centrifugal pump 2 is connected with the water outlet 5 through a water outlet pipeline; the top of the closed water tank 3 is also provided with an automatic water replenishing device.

In this embodiment, the automatic water replenishing device includes a low water level sensor 8 installed inside the closed water tank, a first high water level sensor 7, a water replenishing pipeline 9 externally connected to the top of the closed water tank 3, and a water replenishing solenoid valve 10 installed on the water replenishing pipeline 9. The low water level sensor 8 and the first high water level sensor 7 are used for sensing the water level in the closed water tank 3 so as to send a signal to the controller whether water needs to be supplemented into the closed water tank 3.

In this embodiment, a second high water level sensor 11 is provided inside the wastewater tank 1. When the water in the wastewater tank 1 reaches a high water level, the second high water level sensor sends a signal for starting the sewage discharge operation to the controller.

In this embodiment, an inlet gate valve 12 is installed on the water inlet line. An outlet gate valve 15 is arranged on the water outlet pipeline of the centrifugal pump 2. Used for controlling and adjusting the water inlet and outlet of the closed water tank 3.

In this embodiment, an exhaust pipe 13 is disposed at the top of the closed water tank 3, and an air release valve 14 is installed on the exhaust pipe 13. After the work is stopped, the pressure gas in the closed water tank 3 is discharged through the exhaust pipe 13 and the emptying valve 14, so that accidents are avoided.

In this embodiment, the inside of the end sealing plates at two ends of the sealed water tank 3 is reinforced by the criss-cross channel steel, so that the sealing performance and the pressure resistance are better.

In the embodiment, the tank body of the closed water tank 3 is made of a pipe body with the diameter of 1000-1500 mm, two ends of the pipe body are welded with sealing plates, and the closed water tank is simple in structure and convenient to process, manufacture and use.

The specific implementation mode and the working principle are as follows: when sewage is discharged, when the sewage amount in the wastewater tank 1 reaches the second high water level sensor 11, the second high water level sensor 11 sends a signal to the controller, the centrifugal pump 2 is started, the centrifugal pump 2 pumps water out of the closed water tank 3, a certain vacuum value (negative pressure) is generated in the closed water tank 3 until the wastewater in the wastewater tank 1 is sucked into the closed water tank 3, and the centrifugal pump 2 is pumped out through the water outlet pipeline, so that the purpose of conveying media is achieved.

After the liquid level drops to below the water intake pipe in wastewater disposal basin 1, the water level in the airtight water pitcher 3 drops to low water level inductor 8 and shuts down through controller control centrifugal pump 2 promptly, the signal that needs the moisturizing is sent to the controller simultaneously, the controller sends the moisturizing solenoid valve 10 on to moisturizing pipeline 9 and opens the signal and can to moisturizing in the water pitcher, when the moisturizing reaches the high water level, first high water level inductor 7 sends the water level to the controller and reaches the signal, the controller can stop the moisturizing to moisturizing solenoid valve 10 closure signal.

After the sewage disposal is finished, the pressure gas in the water tank is discharged through the exhaust pipe 13 and the emptying valve 14.

Example two: as shown in fig. 3, a plurality of water inlets 4, a plurality of water outlets 5 and a plurality of air outlets are arranged in the closed water tank 3 along the length direction thereof, each water inlet 4 is connected to the wastewater tank 1 through a water inlet pipeline, and each water outlet 5 is connected to the centrifugal pump 2 through a water outlet pipeline. The arrangement of the plurality of groups of water inlets 4, water outlets 5 and air exhaust ports can improve the sewage discharge efficiency of the wastewater pool 1.

The foregoing description is only exemplary of the preferred embodiments of the application and is provided for the purpose of illustrating the general principles of the technology and the like. Meanwhile, the scope of the invention according to the present application is not limited to the technical solutions in which the above technical features are combined in particular, and also covers other technical solutions in which the above technical features or their equivalent features are combined arbitrarily without departing from the inventive concept. For example, the above features and the technical features disclosed in this application but not limited to having similar functions are mutually replaced to form the technical solution.

Claims

1. The utility model provides an underground wastewater disposal is vacuum pump diversion device for blowdown which characterized in that: comprises a wastewater pool, a centrifugal pump and a closed water tank; one side of the closed water tank is provided with a water inlet, the other side of the closed water tank is provided with a water outlet, the water inlet is positioned in the closed water tank and is provided with an arc-shaped water outlet short pipe, the outlet of the arc-shaped water outlet short pipe faces the top of the closed water tank, the wastewater pool is connected with the water inlet through a water inlet pipeline, and the centrifugal pump is connected with the water outlet through a water outlet pipeline; and an automatic water replenishing device is also arranged at the top of the closed water tank.

2. The vacuum pump priming device for underground wastewater ponds blowdown of claim 1, characterized in that: the automatic water replenishing device comprises a low water level sensor, a first high water level sensor, a water replenishing pipeline and a water replenishing electromagnetic valve, wherein the low water level sensor and the first high water level sensor are installed inside the closed water tank, the water replenishing pipeline is externally connected to the water replenishing port in the top of the closed water tank, and the water replenishing electromagnetic valve is arranged on the water replenishing pipeline.

3. The vacuum pump priming device for underground wastewater ponds blowdown according to claim 2, wherein: and a second high water level sensor is arranged in the wastewater tank.

4. The vacuum pump priming device for underground wastewater ponds blowdown of claim 1, characterized in that: an inlet gate valve is installed on the water inlet pipeline.

5. The vacuum pump priming device for sewage disposal of an underground wastewater pond of claim 1, wherein: an exhaust pipe is arranged at the top of the closed water tank, and an emptying valve is installed on the exhaust pipe.

6. The vacuum pump priming device for underground wastewater ponds blowdown of claim 1, characterized in that: an outlet gate valve is arranged on the water outlet pipeline of the centrifugal pump.

7. The vacuum pump priming device for sewage disposal of an underground wastewater pond of claim 5, wherein: the sealed water tank is provided with a plurality of water inlets, a plurality of water outlets and a plurality of air outlets along the length direction of the sealed water tank, each water inlet is connected with the wastewater disposal basin through a water inlet pipeline, and each water outlet is connected with the centrifugal pump through a water outlet pipeline.

8. The vacuum pump priming device for sewage disposal of an underground wastewater pond of claim 1, wherein: the inner sides of the end sealing plates at two ends of the closed water tank are reinforced by adopting cross channel steel.

9. The vacuum pump priming device for sewage disposal of an underground wastewater pond of claim 1, wherein: the tank body of the closed water tank is made by welding seal plates at two ends of a pipe body with the diameter of 1000-1500 mm.