CN211523467U

CN211523467U - Sludge treatment device for municipal works

Info

Publication number: CN211523467U
Application number: CN201922109166.8U
Authority: CN
Inventors: 曹君
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-09-18
Anticipated expiration: 2029-11-30

Abstract

The utility model discloses a sludge treatment device for municipal engineering, which consists of a sewer, a mud well, a pressure sensor, a mud suction pipe, a mud suction pump, a flow blocking grid, a stacked sludge dewatering machine, a liquid return pipe, a sludge storage tank and a roller conveyer belt; the sewer is built into a U-shaped groove shape, the mud trap is installed in the U-shaped groove of the sewer, the flow blocking grids are installed at the upper end of the mud trap, the pressure sensor is installed at the bottom of the mud trap, the mud suction pipe is installed in the mud trap and connected with the mud suction pump, the back of the mud suction pump is connected with the stacked screw type sludge dewatering machine, the separated sewage flows back to the sewer through the liquid return pipe, the dewatered sludge enters the sludge storage box, and the conveying belt is installed below the sludge storage box. The utility model discloses can effectually hold back sewer sludge, avoid mud to discharge into the river course, it is few to contain water through folding the mud behind the spiral shell formula sludge dewaterer dehydration, makes things convenient for transportation centralized processing.

Description

Sludge treatment device for municipal works

Technical Field

The utility model belongs to the technical field of sludge treatment, specifically be a sludge treatment equipment for municipal works.

Background

At present, sludge in a sewer is often directly discharged into a river channel, the sludge accumulates day by day and stagnates the river channel, the flood control and drainage capacity of the river channel is reduced, meanwhile, a water body is polluted, and the eutrophic sludge can generate toxic foul gases such as hydrogen sulfide and the like under the action of bacteria to seriously damage the river ecology, so that the sludge is not discharged into the river channel and is treated in advance.

SUMMERY OF THE UTILITY MODEL

The utility model provides a sludge treatment equipment for municipal works.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a sludge treatment device for municipal engineering comprises a sewer, a mud well, a pressure sensor, a mud suction pipe, a mud suction pump, a flow blocking grid, a stacked spiral sludge dehydrator, a liquid return pipe, a sludge storage tank and a conveying belt; the sewer is built into a U-shaped groove shape, the mud trap is installed in the U-shaped groove of the sewer, the flow blocking grids are installed at the upper end of the mud trap, a pressure sensor is installed at the bottom of the mud trap, a mud suction pipe is installed in the mud trap and connected with a mud suction pump, a stacked screw type sludge dewatering machine is connected behind the mud suction pump, separated sewage flows back to the sewer through a liquid return pipe, dewatered sludge enters a sludge storage box, a conveying belt is installed below the sludge storage box, and the conveying belt is driven by a motor.

Furthermore, the lower end of the mud sediment well is conical, and an earring is welded at the upper end of the mud sediment well.

Further, the flow blocking grids enter the mud pit for a certain depth.

Further, the length of the conveying belt is more than twice of that of the sludge storage box.

Furthermore, a certain gap is reserved between the tail end of the mud suction pipe and the bottom of the mud settling well.

Furthermore, the inclined plane of the U-shaped groove is a mud blocking slope.

Has the advantages that: the utility model discloses can effectually hold back sewer sludge, avoid mud to discharge into the river course, it is few to contain water through folding the mud behind the spiral shell formula sludge dewaterer dehydration, makes things convenient for transportation centralized processing.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a partially enlarged view of fig. 1 according to the present invention;

FIG. 3 is a schematic view of the mud-sinking well of the present invention;

fig. 4 is a schematic view of a choked flow grid of the present invention;

fig. 5 is a schematic view of the working principle of the present invention.

In the figure: the device comprises a ground surface, a sewer, a mud sinking well, a pressure sensor, a well cover, a flow blocking grid, a mud suction pipe, a mud blocking slope, a mud suction pump, a screw-type sludge dewatering machine, a liquid return pipe, a mud outlet, a mud storage box, a conveying belt, a motor, a pressure sensor, a flow blocking grid, a mud suction pipe, a mud blocking.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a sludge treatment device for municipal engineering, wherein a well cover 5 is arranged on the ground 1, a sewer 2 is arranged under the well cover, and the sludge treatment device consists of the sewer 2, a mud sinking well 3, a pressure sensor 4, a mud suction pipe 7, a mud suction pump 9, a flow blocking grid 6, a spiral-stacked sludge dehydrator 10, a liquid return pipe 11, a sludge storage tank 13 and a conveying belt 14; sewer 2 is built and is the U type recess shape, and the caisson 3 is installed in sewer 2U type recess, and choked flow grid 6 is installed to the caisson 3 upper end, and pressure sensor 4 is installed to caisson 3 bottom, has suction tube 7 in the caisson 3, and suction tube 7 links to each other with dredge pump 9, connects behind the dredge pump 9 and folds spiral shell formula sludge dewaterer 10, and the sewage of deviating from flows back to sewer 2 through liquid return pipe 11, and dewatered sludge gets into storage mud case 13 through mud outlet 12, installs conveyer belt 14 under the storage mud case 13, and conveyer belt 14 is driven by motor 15. The pressure signal of the pressure sensor 4 is transmitted to the controller after being converted, a working voltage and a stopping voltage are arranged in the controller, when sludge is accumulated continuously, the output voltage of the pressure sensor 4 is changed, when the working voltage is reached, the controller is connected with the power supplies of the dredge pump 9 and the stacked screw type sludge dewatering machine 10, the dredge pump 9 and the stacked screw type sludge dewatering machine 10 work, the output voltage of the pressure sensor 4 changes after working for a certain time, and when the stopping voltage is reached, the controller cuts off the power supplies of the dredge pump 9 and the stacked screw type sludge dewatering machine 10. The power is turned on only when the operating voltage is reached, and is turned off when the voltage changes to the stop voltage. This makes it possible to continuously extract sludge from the caisson 3. The dewatered sludge is stored in a sludge storage tank 13 and is recovered at regular intervals. And during recovery, the conveying belt 14 is used for enabling the mud storage box 13 to be close to a recovery vehicle, and after recovery is completed, the mud storage box 13 moves back to the original position.

The lower end of the mud settling well 3 is conical, and the upper end of the mud settling well 3 is welded with an earring. The conical convenient mud suction pump 9 washes mud, and the earrings are convenient for hanging the mud well 3 in during construction.

The choke grid 6 enters the mud pit 3 to a certain depth. The water flow is further sunk, which is beneficial to the mud deposition.

The length of the conveying belt 14 is more than twice of that of the sludge storage box 13. The mud storage box 13 is convenient to move.

And a certain gap is reserved between the tail end of the mud suction pipe 7 and the bottom of the mud sinking well 3. The mud suction is convenient to carry out.

The inclined plane of the U-shaped groove is a mud blocking slope 8. The mud blocking slope 8 can block mud, and is beneficial to the mud to sink into the mud sinking well 3.

The pressure sensor is prior art, and the technical staff in this field can accomplish wiring work through the description of pressure sensor product, is to connect pressure sensor's output signal with the controller, presets operating voltage and stop voltage in the controller, only reaches operating voltage and just carries out work, reaches stop voltage and stops work promptly. The suction dredge and the overlapping screw type sewage desliming machine also belong to the prior art, and the skilled person can select the appropriate model according to the needs.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A sludge treatment device for municipal engineering is characterized by comprising a sewer (2), a mud well (3), a pressure sensor (4), a mud suction pipe (7), a mud suction pump (9), a flow blocking grid (6), a stacked spiral sludge dewatering machine (10), a liquid return pipe (11), a sludge storage tank (13) and a conveying belt (14); sewer (2) are built and are U type groove shape, install in sewer (2) U type recess mud trap (3), choked flow grid (6) are installed to mud trap (3) upper end, pressure sensor (4) are installed to mud trap (3) bottom, there is suction pipe (7) in mud trap (3), suction pipe (7) link to each other with suction pump (9), connect behind suction pump (9) and fold spiral shell formula sludge dewaterer (10), the sewage of deviating from flows back sewer (2) through return liquid pipe (11), dewatered sludge gets into and stores up mud tank (13), install conveyer belt (14) under storing up mud tank (13), conveyer belt (14) are driven by motor (15).

2. The sludge treatment device for the municipal engineering according to claim 1, wherein the lower end of the sludge settling well (3) is conical, and the upper end of the sludge settling well (3) is welded with an earring.

3. The sludge treatment plant for municipal engineering according to claim 1, wherein the flow blocking grid (6) enters the caisson (3) at a certain depth.

4. The sludge treatment apparatus for municipal engineering according to claim 1, wherein the length of the conveyor belt (14) is more than twice the length of the sludge storage tank (13).

5. The sludge treatment device for the municipal engineering according to claim 1, wherein a gap is left between the end of the suction pipe (7) and the bottom of the mud pit (3).

6. The sludge treatment device for the municipal engineering according to claim 1, wherein the inclined surface of the U-shaped groove is a sludge blocking slope (8).