CN214719049U - Excess sludge pump dredging system - Google Patents

Abstract

The utility model discloses an excess sludge pump dredging system, including the excess sludge pump, the bottom of excess sludge pump is connected with out the mud pipe, be equipped with the check valve on going out the mud pipe, the end-to-end connection of going out the mud pipe is to mud buffering pond, it is in to go out the mud pipe the both ends of check valve all are connected with the branch pipe, install the motorised valve on the branch pipe, two the both sides interface at the three-way pipe is connected respectively to the other end of branch pipe, the top interface of three-way pipe leads to pipe connects the water works. Utilize this dredging system can dredge the jam of mud well, labour saving and time saving need not artifical mediation moreover, can solve the jam phenomenon in the row's mud pipeline fast.

Description

Excess sludge pump dredging system

Technical Field

The utility model relates to a sludge treatment technical field especially relates to an excess sludge pump dredging system.

Background

In the existing sludge treatment plant, the sludge of the excess sludge pump is directly discharged into a sludge buffer tank through a straight pipeline, the middle part of the sludge buffer tank is not treated, the sludge is blocked frequently, so that the sludge can not be discharged, an operator needs to dredge the pipeline frequently, the labor intensity is high, time and labor are wasted, and the existing sludge treatment plant also has devices, such as Chinese patents with publication numbers of CN205616751U and publication number of 2016.10.5: the utility model provides a surplus sludge combination cavitation conditioning device, the device just discloses the effect of carrying out the cavitation conditioning to mud, still does not solve the mud jam condition of pipeline, so, at present, needs a device that can clear up the mud jam fast urgently.

SUMMERY OF THE UTILITY MODEL

The utility model provides an excess sludge pump dredging system utilizes this dredging system can dredge the jam of mud well, and labour saving and time saving need not artifical mediation moreover, can solve the blocking phenomenon in the row's sludge conduit fast.

The technical scheme of the utility model is that:

the utility model provides an excess sludge pump dredging system, includes the excess sludge pump, the bottom of excess sludge pump is connected with out the mud pipe, be equipped with the check valve on the play mud pipe, the end-to-end connection of play mud pipe is to mud buffer pool, it is in to go out the mud pipe the both ends of check valve all are connected with the branch pipe, install the motorised valve on the branch pipe, two the other end of branch pipe is connected respectively at the both sides interface of three-way pipe, the top interface of three-way pipe leads to pipe connection water works.

Through carrying out alternate control to the motorised valve on two branch pipes, carry out the segmentation mediation to the pipeline of mud pipe at the check valve both ends, wherein dredge general water by the water works, it can utilize the high pressure running water of water works to rush into in mud pipe and dredge obstructed mud, and the sludge water that dashes up at last discharges to the mud buffer pool.

Further, the electric valve is connected to the control box through a wire.

Further, the control box is connected to a PLC system.

Further, the PLC system is connected to a background upper computer of a central control room.

Control instructions are issued to the PLC system through the upper computer of the central control room, and the PLC system conducts on-off control on the electric control valves on the two branch pipes through the control box on the site, so that the control system is convenient and fast, and time and labor are saved.

Further, a camera is additionally arranged above the sludge buffer pool and is connected with the upper computer of the central control room, and the camera is aligned to a sludge discharge port of the sludge discharge pipe. Whether the outlet of the sludge outlet pipe at the sludge buffer tank is provided with sludge or not is observed through the camera, if so, the pipeline is unobstructed, otherwise, the dredging is continued.

And furthermore, a flowmeter is arranged at one end of the sludge outlet pipe close to the sludge buffer pool and is connected with the upper computer of the central control room. The mud discharge amount of the mud discharging pipe is detected in real time, if mud discharging is slow, the upper computer of the central control room can inform a water plant to increase the water pressure for dredging, the water plant can be dredged quickly, and the efficiency is improved.

Furthermore, a manual valve is additionally arranged on the water pipe. The manual valve is additionally arranged for use when the electric valve is maintained, and is normally opened at ordinary times.

Furthermore, the mud outlet pipe adopts a DN100 pipeline.

Further, the branch pipes adopt DN50 pipelines.

Further, the water pipe adopts a DN50 pipeline.

The utility model has the advantages that:

the utility model discloses branch pipe all the way is respectively divided at the check valve both ends of the play mud pipe of excess sludge pump, all installs the motorised valve additional on every branch pipe and can control the break-make of this pipeline, carries out alternative control through the motorised valve to two branch pipes, carries out the segmentation mediation to the pipeline of play mud pipe at the check valve both ends, and labour saving and time saving need not artifical mediation, can solve the blocking phenomenon in the row's mud pipeline fast.

Drawings

Fig. 1 is a schematic structural view of the dredging system of the present invention;

in the figure: the device comprises a residual sludge pump 1, a sludge outlet pipe 2, a check valve 3, a sludge buffer tank 4, a branch pipe 5, an electric valve 6, a three-way pipe 7, a water pipe 8, a flowmeter 9 and a manual valve 10.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.

Example 1:

as shown in figure 1, an excess sludge pump dredging system, including excess sludge pump 1, the bottom of excess sludge pump 1 is connected with mud pipe 2, be equipped with check valve 3 on mud pipe 2, the end-to-end connection of mud pipe 2 is to mud buffer pool 4, mud pipe 2 all is connected with branch pipe 5 at check valve 3's both ends, install motorised valve 6 on branch pipe 5, the both sides interface at three-way pipe 7 is connected respectively to the other end of two branch pipes 5, the water works is connected through water pipe 8 to the top interface of three-way pipe 7.

In this embodiment, the electrically operated valve 6 is connected to the control box through a wire, the control box is connected to the PLC system, and the PLC system is connected to the upper computer of the central control room in the background. Control instructions are issued to the PLC system through the upper computer of the central control room, and the PLC system conducts on-off control on the electric control valves 6 on the two branch pipes 5 through the control box on the site, so that the control system is convenient and fast, and time and labor are saved.

In this embodiment, install the camera additional in the top of mud buffer pool 4, camera and central control room host computer connection, the camera aims at the mud discharging opening of mud pipe 2. Whether the outlet of the sludge outlet pipe 2 at the sludge buffer tank 4 is provided with sludge or not is observed through the camera, if so, the pipeline is unobstructed, otherwise, the dredging is continued.

In this embodiment, a flowmeter 9 is arranged at one end of the sludge outlet pipe 2 close to the sludge buffer tank 4, and the flowmeter 9 is connected with an upper computer of a central control room. The flowmeter 9 detects the mud discharge amount of the mud pipe 2 in real time, if mud is discharged slowly, the upper computer of the central control room informs a water plant to increase the water pressure for dredging, the water plant is dredged quickly, and the efficiency is improved.

In this embodiment, the water pipe 8 is provided with a manual valve 10, and the manual valve 10 is provided for use when the electric valve 6 is maintained, and is normally opened at ordinary times.

In the embodiment, the sludge outlet pipe 2 adopts a DN100 pipeline, the branch pipe 5 adopts a DN50 pipeline, and the water pipe 8 adopts a DN50 pipeline.

The dredging system has the following use principle:

1. when the excess sludge pump 1 is blocked, in the first step, the electric valve 6 on the left side is opened, the electric valve 6 on the right side is kept closed, high-pressure tap water is flushed into the sludge outlet pipe 2 (the high-pressure tap water is impacted to the excess sludge pump end from the check valve end), the operation is carried out for about 5 minutes (the time can be adjusted according to actual experience), and the blocked sludge in the section is flushed;

2. secondly, closing the electric valve 6 on the left side, opening the electric valve 6 on the right side, allowing high-pressure tap water to rush into the sludge outlet pipe 2 (impacting from the check valve end to the sludge buffer tank end), running for about 15 minutes (time can be adjusted according to actual experience), and scattering the blocked sludge in the section;

3. and thirdly, closing the two electric valves 6, starting the excess sludge pump for 1 minute or about 3 minutes, observing whether sludge is discharged from the outlet of the sludge discharge pipe 2 at the sludge buffer tank 4 (the sludge can be remotely observed through a camera), if so, indicating that the pipeline is smooth, and if not, repeating the first step and the second step until the sludge is discharged (after an empirical value is obtained, the running time of the first step and the running time of the second step can be set by a central control upper computer, so that the pipeline can be dredged once).

The utility model discloses branch pipe 5 all the way is respectively divided at 3 both ends of the check valve of the play mud pipe 2 of excess sludge pump 1, all installs motorised valve 6 additional on every branch pipe 5 and can control the break-make of this pipeline, carries out alternative control through motorised valve 6 to two branch pipes 5, carries out the segmentation mediation to the pipeline of play mud pipe 2 at 3 both ends of check valve, and labour saving and time saving need not artifical mediation, can solve the blocking phenomenon in the row's mud pipeline fast.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. 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. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. The utility model provides an excess sludge pump dredging system, its characterized in that, includes the excess sludge pump, the bottom of excess sludge pump is connected with out the mud pipe, be equipped with the check valve on the play mud pipe, the end-to-end connection of play mud pipe is to mud buffering pond, it is in to go out the mud pipe the both ends of check valve all are connected with the branch pipe, install the motorised valve on the branch pipe, two the other end of branch pipe is connected respectively at the both sides interface of three-way pipe, the top interface of three-way pipe leads to pipe connection water works.

2. The excess sludge pump dredge system of claim 1 wherein the electrically operated valve is connected to a control box by a wire.

3. The excess sludge pump dredge system of claim 2 wherein the control box is connected to a PLC system.

4. The excess sludge pump dredge system of claim 3 wherein the PLC system is connected to a back-end central control room upper computer.

5. The excess sludge pump dredging system of claim 4, wherein a camera is additionally arranged above the sludge buffer tank, the camera is connected with the upper computer of the central control room, and the camera is aligned with the sludge discharge port of the sludge discharge pipe.

6. The excess sludge pump dredging system of claim 4, wherein a flow meter is arranged at one end of the sludge outlet pipe close to the sludge buffer tank, and the flow meter is connected with the upper computer of the central control room.

7. The excess sludge pump dredge system of claim 1 wherein a manual valve is added to the water pipe.

8. The excess sludge pump dredge system of claim 1, wherein the sludge outlet pipe is a DN100 pipe.

9. The excess sludge pump dredge system of claim 1, wherein the branch pipe is a DN50 pipe.

10. The excess sludge pump dredge system of claim 1, wherein the water pipe is DN50 pipe.

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