CN212155130U

CN212155130U - Anti-siphon device for water pump

Info

Publication number: CN212155130U
Application number: CN202020707573.9U
Authority: CN
Inventors: 陈志明; 崔剑虹
Original assignee: Suzhou Baiyun Environmental Protection Project And Equipment Co ltd
Current assignee: Suzhou Baiyun Environmental Protection Project And Equipment Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-15
Anticipated expiration: 2030-04-30

Abstract

The utility model relates to a water pump anti-siphon device, including former pond and collecting pit, just the position at former pond place is higher than the position at collecting pit place still includes the water pump, the water pump through absorb water the pipe with liquid in the former pond links to each other, the water pump links to each other with the drain pipe, just the discharge port setting of drain pipe is in the top of collecting pit, the drain pipe still links to each other with the branch pipe, just the branch pipe sets up the highest point of drain pipe, the discharge port setting of branch pipe is in the top of former pond. The utility model discloses not only reduce less to flow and lift of water pump, it is with low costs moreover.

Description

Anti-siphon device for water pump

Technical Field

The utility model relates to a waste water treatment's technical field especially indicates a water pump anti-siphon device.

Background

In wastewater treatment, media, including wastewater, sludge, etc., are often pumped through the water pump. When the position of the raw water tank is higher than that of the collecting tank, even if the water pump stops, the medium still flows out under the action of the liquid level difference water head.

In order to overcome the above problems, the first of the existing common solutions is to add an automatic valve (the valve may be electric or pneumatic) at the end of the water pump discharge pipeline, and the automatic valve is linked with the water pump; secondly, a back pressure valve is additionally arranged at the tail end of a water pump discharge pipeline, and certain pressure is maintained in the pipeline to offset a liquid level difference water head after the water pump stops rotating; a water pump is not needed; the third is to change the hydrostatic pressure to drain water or mud, and control through an automatic valve.

For the first mode, if an automatic valve is additionally arranged on a water pump discharge pipeline, the equipment cost is increased firstly, and an additional control signal needs to be introduced at the same time, so that the cost of an electric control system is correspondingly increased; for the second mode, if a back pressure valve is installed on the pipeline, the resistance in the pipeline is increased, so that the flow and the lift of the water pump are lost; for the third mode, if a water pump is cancelled and hydrostatic pressure discharge is changed, the pipeline installation mode is limited, the pipelines are required to be arranged in a sticking manner, and the number of elbow pipe valves is reduced as much as possible; with limited delivery distance and flow.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that overcome prior art water pump's flow, poplar journey loss big, and problem with high costs to it is little to provide a water pump's flow, poplar journey loss, and siphon device is prevented to water pump with low costs.

In order to solve the technical problem, the utility model discloses a water pump anti-siphon device, including former pond and collecting pit, just the position at former pond place is higher than the position at collecting pit place still includes the water pump, the water pump through absorb water the pipe with liquid in the former pond links to each other, the water pump links to each other with the drain pipe, just the discharge port setting of drain pipe is in the top of collecting pit, the drain pipe still links to each other with the branch pipe, just the branch pipe sets up the highest point of drain pipe, the discharge port setting of branch pipe is in the top of former pond.

In an embodiment of the present invention, the drain pipe includes a first pipe connected to the water pump, a second pipe connected to the first pipe, and a third pipe connected to the second pipe.

In an embodiment of the present invention, when the water suction pipe is located below the liquid level in the raw water pool, the first pipe is located by the water pump position extends upward until the highest liquid level in the raw water pool is on the same horizontal plane, the plane where the second pipe is located and the highest liquid level in the raw water pool are on the same horizontal plane, the discharge port is located the end of the third pipe.

In an embodiment of the present invention, the branch pipe is disposed on the second pipe body, and the branch pipe includes a first branch body, a second branch body connected to the first branch body, and a third branch body connected to the second branch body, and the discharge port of the branch pipe is disposed at an end of the third branch body.

In an embodiment of the present invention, the branch pipe and the drain pipe are both in an inverted U shape.

In one embodiment of the present invention, the suction pipe is a linear type.

In an embodiment of the utility model, if the water absorption pipe is followed when turning into the liquid level above the former pond, first body by the water pump position upwards extends and is less than the highest liquid level department in the former pond, the plane at second body place is less than the highest liquid level department in the former pond, the discharge port sets up the end of third body.

In an embodiment of the present invention, the water suction pipe is an inverted U-shape.

Compared with the prior art, the technical scheme of the utility model have following advantage:

the anti-siphon device of the water pump of the utility model comprises a raw water pool, a collecting pool and a water pump, wherein the water pump is connected with the liquid in the raw water pool through a water suction pipe, thereby being beneficial to discharging the liquid in the raw water tank, the water pump is connected with the drain pipe, the discharge port of the drain pipe is arranged above the collecting tank, thereby realizing the transmission of the liquid in the raw water tank to the collecting tank for treatment, the drain pipe is also connected with the branch, the branch pipe is arranged at the highest position of the drain pipe, the discharge port of the branch pipe is arranged above the raw water pool, when the water pump stops rotating, air can enter the drain pipe, thereby destroy continuous full pipe state, the liquid medium will stop flowing automatically, has not only realized the purpose of anti-siphon, and the extra cost that produces is lower, cuts down less to the flow and the lift of water pump moreover.

Drawings

In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which

FIG. 1 is a first schematic view of an anti-siphon device of a water pump according to the present invention;

fig. 2 is a second schematic view of the anti-siphon device of the water pump of the present invention.

The specification reference numbers indicate: 10-a raw water pool, 20-a collecting pool, 30-a water pump, 40-a water suction pipe, 50-a water discharge pipe, 51-a first pipe body, 52-a second pipe body, 53-a third pipe body, 60-a branch pipe, 61-a first branch body, 62-a second branch body and 63-a third branch body.

Detailed Description

As shown in fig. 1 and fig. 2, the embodiment provides a water pump anti-siphon device, which includes a raw water pool 10 and a collecting pool 20, wherein the raw water pool 10 is located at a position higher than the collecting pool 20, the water pump 30 is further included, the water pump 30 is connected to the liquid in the raw water pool 10 through a water suction pipe 40, the water pump 30 is connected to a drain pipe 50, a discharge port of the drain pipe 50 is disposed above the collecting pool 20, the drain pipe 50 is further connected to a branch pipe 60, the branch pipe 60 is disposed at the highest position of the drain pipe 50, and the discharge port of the branch pipe 60 is disposed above the raw water pool 10.

The anti-siphon device of the water pump of this embodiment includes the raw water pool 10 and the collecting pool 20, and the position of the raw water pool 10 is higher than the position of the collecting pool 20, so as to be favorable for transmitting the liquid in the raw water pool 10 to the collecting pool 20, and further includes the water pump 30, the water pump 30 is connected with the liquid in the raw water pool 10 through the water suction pipe 40, so as to be favorable for discharging the liquid in the raw water pool 10, the water pump 30 is connected with the water discharge pipe 50, the discharge port of the water discharge pipe 50 is arranged above the collecting pool 20, so as to realize transmitting the liquid in the raw water pool 10 to the collecting pool 20 for treatment, the water discharge pipe 50 is further connected with the branch pipe 60, and the branch pipe 60 is arranged at the highest position of the water discharge pipe 50, the discharge port of the branch pipe 60 is arranged above the raw water pool 10, when the water pump 30 stops rotating, air will enter the drain pipe 50 and break the continuous full pipe state, and the liquid medium will stop flowing automatically, not only achieving the anti-siphon purpose, the additional cost is lower, but also the flow and the lift of the water pump are reduced.

The drain pipe 50 comprises a first pipe 51 connected with the water pump 30, a second pipe 52 connected with the first pipe 51, and a third pipe 53 connected with the second pipe 52, wherein liquid in the raw water tank 10 sequentially flows into the collecting tank 20 through the first pipe 51, the second pipe 52 and the third pipe 53, and is conveniently treated in the collecting tank 20.

When the water suction pipe 40 is located below the liquid level in the raw water pool 10, the first pipe 51 extends upwards from the position of the water pump 30 until the highest liquid level in the raw water pool 10 is on the same horizontal plane, the plane where the second pipe 52 is located and the highest liquid level in the raw water pool 10 are on the same horizontal plane, and the discharge port is arranged at the tail end of the third pipe 53, so that the liquid in the raw water pool 10 is transferred to the collection pool 20 for treatment.

The branch pipe 60 is arranged on the second pipe 52, the branch pipe 60 comprises a first branch body 61, a second branch body 62 connected with the first branch body 61, and a third branch body 63 connected with the second branch body 62, and a discharge port of the branch pipe 60 is arranged at the tail end of the third branch body 63, so that air enters the drain pipe 50 after the water pump 30 stops rotating, a continuous full pipe state is broken, and the liquid medium stops flowing automatically.

The branch pipe 60 and the drain pipe 50 are both in an inverted U shape.

The suction pipe 40 is formed in a straight line shape so that the suction pipe 40 is positioned below the liquid level in the raw water tank 10.

As shown in fig. 2, as another embodiment of the present invention, if the water suction pipe 40 is turned into the liquid level from above the raw water pool 10, the first pipe 51 extends upward from the position of the water pump 30 and is lower than the highest liquid level in the raw water pool 10, the second pipe 52 is lower than the highest liquid level in the raw water pool 10, and the discharge port is disposed at the end of the third pipe 53.

The branch pipe 60 is disposed on the second pipe 52, the branch pipe 60 includes a first branch body 61, a second branch body 62 connected to the first branch body 61, and a third branch body 63 connected to the second branch body 62, and a discharge outlet of the branch pipe 60 is disposed at a distal end of the third branch body 63.

The suction pipe 40 is in an inverted U shape, so that the suction pipe 40 can be easily turned into the liquid surface from above the raw water pool 10.

The working principle of the utility model is as follows:

when being full pipe flow in succession in the drain pipe 50, the liquid level in former pond 10 is the same with the pressure head at final drainage end interface (being an atmospheric pressure altogether), if two liquid levels had the difference in height this moment, then liquid medium can last to flow from the eminence to low, utility model set up a branch pipe 60 on the drain pipe 50, work as after the water pump 30 stalls, will have the air to get into in the pipeline to destroy full pipe state in succession, consequently the medium will stop the gravity flow.

The utility model discloses a branch pipe 60's mounted position and bore need satisfy the requirement, and its position need be in the setting the highest point of drain pipe 50, the bore need not too big, otherwise will influence the medium flow when water pump 30 operates.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a water pump anti-siphon device, includes former pond and collecting pit, just the position at former pond place is higher than the position at collecting pit place, its characterized in that: still include the water pump, the water pump through absorb water the pipe with liquid in the former water pond links to each other, the water pump links to each other with the drain pipe, just the discharge port setting of drain pipe is in the top of collecting pit, the drain pipe still links to each other with the branch pipe, just the branch pipe sets up the highest point of drain pipe, the discharge port setting of branch pipe is in the top of former water pond.

2. The water pump anti-siphon device of claim 1, characterized in that: the drain pipe comprises a first pipe body connected with the water pump, a second pipe body connected with the first pipe body, and a third pipe body connected with the second pipe body.

3. The water pump anti-siphon device of claim 2, characterized in that: when the water suction pipe is positioned below the liquid level in the raw water pool, the first pipe body extends upwards from the position of the water pump until the highest liquid level in the raw water pool is positioned on the same horizontal plane, the plane where the second pipe body is positioned and the highest liquid level in the raw water pool are positioned on the same horizontal plane, and the discharge port is arranged at the tail end of the third pipe body.

4. A water pump anti-siphon device according to claim 3, characterized in that: the branch pipe is arranged on the second pipe body and comprises a first branch body, a second branch body connected with the first branch body and a third branch body connected with the second branch body, and a discharge port of the branch pipe is arranged at the tail end of the third branch body.

5. The water pump anti-siphon device of claim 4, characterized in that: the branch pipe and the drain pipe are both in an inverted U shape.

6. A water pump anti-siphon device according to claim 3, characterized in that: the water suction pipe is linear.

7. The water pump anti-siphon device of claim 2, characterized in that: if the water suction pipe turns into the liquid level from the upper part of the raw water pool, the first pipe body extends upwards from the position of the water pump and is lower than the highest liquid level position in the raw water pool, the plane where the second pipe body is located is lower than the highest liquid level position in the raw water pool, and the discharge port is arranged at the tail end of the third pipe body.

8. The water pump anti-siphon device of claim 7, characterized in that: the branch pipe is arranged on the second pipe body and comprises a first branch body, a second branch body connected with the first branch body and a third branch body connected with the second branch body, and a discharge port of the branch pipe is arranged at the tail end of the third branch body.

9. The water pump anti-siphon device of claim 7, characterized in that: the water suction pipe is in an inverted U shape.