CN215886777U - Movable sludge dewatering equipment - Google Patents

Abstract

The utility model discloses a movable sludge dewatering device which comprises a box body, and a sludge dewatering machine, a sludge pump and a dosing module which are arranged on a bottom plate of the box body, wherein a slurry pumping port is formed in the side part of the box body. The movable sludge dewatering equipment integrates the sludge dewatering machine, the mud pump and the dosing module into the box body, so that the equipment integration level is improved, and the occupied space is reduced; the mobile sludge dewatering equipment is convenient to move and transport, can be applied to a plurality of small sewage treatment stations in a turnover mode, and reduces equipment cost and sewage treatment cost.

Description

Movable sludge dewatering equipment

Technical Field

The utility model relates to the field of sewage treatment, in particular to a mobile sludge dewatering device.

Background

Sludge dewatering is an essential link in sewage treatment process and plays an important role in sewage treatment.

With the increasing quantity and scale of sewage plants in China, the amount of sludge generated is increased day by day, the sludge generally contains organic matters, germs and the like, the peripheral environment is generally polluted to a certain extent, and the sludge is timely and effectively treated in order to avoid secondary pollution to the environment.

Generally, large and medium-sized sewage treatment plants are provided with fixed sludge dewatering equipment rooms, and compared with small sewage treatment plants, the fixed sludge dewatering equipment rooms are not suitable. First, conventional sludge dewatering plants typically increase the floor space of the sewage treatment plant. Secondly, because a station corresponds a set of sludge dewatering system, the construction cost of the station increases to some extent. Finally, due to the water quantity of the small sewage treatment station, the amount of sludge produced is not large, and the utilization rate of equipment is not high. Therefore, the installation of a sludge dewatering room in a small sewage treatment plant increases equipment costs and sewage treatment costs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mobile sludge dewatering device which is convenient to move, share and use and reduces the construction cost, equipment cost and sewage treatment cost of a small sewage treatment station.

In order to achieve the purpose, the utility model provides a movable sludge dewatering device which comprises a box body, a sludge dewatering machine, a sludge pump and a dosing module, wherein the sludge dewatering machine, the sludge pump and the dosing module are arranged on a bottom plate of the box body, and a slurry pumping port is formed in the side part of the box body.

Optionally, the sludge dewatering machine is arranged at the rear end of the bottom plate, the dosing module is arranged on one side of the front end of the bottom plate, and the mud pump is arranged between the sludge dewatering machine and the dosing module.

Optionally, a spray water tank is arranged on the other side of the front end of the bottom plate, and a cleaning water pump which is connected with the spray water tank and used for conveying cleaning water to the sludge dewatering machine is arranged in the middle of the bottom plate.

Optionally, the dosing module comprises a dosing tank, a stirrer arranged at the top of the dosing tank, and a dosing pump connected with the dosing tank and used for conveying the flocculation liquid medicine to the sludge dewatering machine.

Optionally, the power supply module is further included, and the power supply module is arranged in the middle of the bottom plate.

Optionally, the sludge dewatering machine includes a dewatering machine main body, a main body base, a flocculation mixing tank disposed at a sludge inlet of the dewatering machine main body, and a mud cake discharge plate disposed at a tail end of the dewatering machine main body, wherein the mud cake discharge plate is disposed at a tail end of the chamber body.

Optionally, the flocculation mixing tank is connected with a metering tank and a flocculation stirrer is arranged above the flocculation mixing tank.

Optionally, an electric control cabinet is arranged on one side of the dehydrator main body, and the electric control cabinet is electrically connected with the power supply module.

Optionally, the compartment body is arranged above the vehicle chassis.

Optionally, a hook portion for hoisting is arranged above the carriage body.

Compared with the background technology, the sludge dewatering equipment provided by the utility model integrates the sludge dewatering machine, the mud pump and the dosing module into a box body, the mud pump is connected by virtue of the mud pumping port arranged on the side part of the box body, the mud is conveyed to the sludge dewatering machine, and after the dosing module doses and flocculates the mud, the sludge dewatering machine dewaters and outputs the mud. This portable sludge dewatering equipment integrated level is high, and convenient to use and the transportation of being convenient for can have enough to meet the need and be applied to a plurality of small-size sewage treatment stations, reduce the construction cost and the equipment cost at sewage treatment station, and then reduced the sewage treatment cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a top view of a mobile sewage treatment plant according to an embodiment of the present invention;

fig. 2 is a side view of the sludge dewatering machine of fig. 1.

Wherein:

1-a mud pump, 2-a sludge dewatering machine, 3-a dosing tank, 4-a stirrer, 5-a dosing pump, 6-a spray water tank, 7-a cleaning water pump, 8-a power supply module, 9-a compartment body and 10-a vehicle chassis;

21-a dehydrator main body, 22-a mud cake discharge plate, 23-a main body base, 24-a metering tank, 25-a flocculation mixing tank, 26-a flocculation stirrer, 27-a spraying electromagnetic valve, 28-a liquid level switch and 29-an electric control cabinet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Sludge dewatering: refers to a sludge treatment method for removing water from fluid primary, concentrated or nitrified sludge (slurry) and converting the sludge into semi-solid or solid sludge blocks. After dewatering, the water content of the sludge can be reduced to fifty-five percent to eighty percent, depending on the properties of the sludge and the sediments and the efficiency of the dewatering equipment. The further dehydration of the sludge is called sludge drying, and the moisture content of the dried sludge is less than ten percent. The dehydration method mainly comprises a natural drying method, a mechanical dehydration method and a granulation method. The natural drying method and the mechanical dehydration method are suitable for sewage sludge. The granulation method is suitable for coagulating sedimentation sludge.

In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 2, fig. 1 is a top view of a mobile sewage treatment apparatus according to an embodiment of the present invention, and fig. 2 is a side view of a sludge dewatering machine shown in fig. 1.

The movable sludge dewatering equipment provided by the utility model comprises a compartment body 9, and a sludge dewatering machine 2, a mud pump 1 and a dosing module which are arranged and fixed above a bottom plate of the compartment body 9, and the sludge dewatering equipment such as the sludge dewatering machine 2, the mud pump 1 and the dosing module is integrated in the compartment body 9, so that the movable sludge dewatering equipment is convenient and can be arranged on a vehicle chassis 10 for transportation so as to be conveniently circulated and applied to a plurality of small sewage treatment stations, the small sewage treatment stations do not need to build sludge dewatering equipment rooms, the construction cost and the equipment cost of the sewage treatment stations are reduced, and further the sewage treatment cost is reduced.

In the embodiment provided by the utility model, the sludge dewatering machine 2 is arranged at the rear end of the bottom plate of the compartment body 9, so that dewatered sludge can be conveniently output. The dosing module is arranged on the left side of the front end of the compartment body 9, namely the upper right side shown in fig. 1, and the mud pump 1 is fixed in the middle of a bottom plate of the compartment body 9 through foundation bolts and is positioned between the dosing module and the sludge dewatering machine 2. Correspondingly, the middle part of the left side of the compartment body 9 is provided with a slurry pumping port, and a turnover plate which can be turned over, opened, closed and locked is preferably arranged at the slurry pumping port. When slurry pumping operation is carried out, the turning plate is opened, the pipeline penetrates through the slurry pumping port to be connected with the slurry pump 1 and the slurry pool, and slurry is pumped to the sludge dewatering machine 2.

The dosing module specifically includes dosing tank 3, sets up at the mixer 4 of 3 tops of dosing tank and connects dosing pump 5 who adds dosing tank 3 and sludge dewaterer 2, and mixer 4 passes through the installing support to be fixed in 3 tops of dosing tank, and dosing pump 5 passes through rag bolt to be fixed at the 9 bottom plates of railway carriage or compartment body. A certain amount of flocculation liquid medicine needs to be matched while the sludge dewatering machine 2 dewaters, the medicine adding tank 3 is used for preparing the flocculation liquid medicine, the stirring is carried out by the stirring machine 4 for full mixing, and the prepared flocculation liquid medicine is conveyed to the sludge dewatering machine 2 through the medicine adding pump 5.

The sludge dewatering machine 2 can be a screw-stacking dewatering machine, a centrifugal dewatering machine, a plate-and-frame filter press or a belt type dewatering machine, etc. The present application will be described by taking a stack screw dehydrator as an example, and the sludge dehydrator 2 includes a dehydrator main body 21, a flocculation mixing tank 25 provided at a first end of the dehydrator main body 21, and a cake discharge plate 22 provided at a second end of the dehydrator main body 21. A flocculation stirrer 26 is arranged above the flocculation mixing tank 25, the flocculation mixing tank 25 is connected with the metering tank 24, the chemical feeding pump 5 pumps the chemical liquid into the metering tank 24, the chemical liquid flows into the flocculation mixing tank 25 from the metering tank 24, the chemical liquid is stirred by the flocculation stirrer 26 and is uniformly mixed with the slurry, and the slurry is dewatered in the sludge dewatering machine 2; the amount of the flocculated chemical liquid fed from the chemical feeding pump 5 to the metering tank 24 is controlled according to the liquid level detected by the liquid level switch 28 of the dehydrator main body 21.

The dewatered sludge is discharged out of the equipment from the sludge cake discharge plate 22, and the filtrate is discharged out of the equipment through a filtrate port of the sludge dewatering machine 2. In order to facilitate the output of the dewatered sludge, one end of the dewatering machine main body 21 faces the front end of the compartment body 9 through the flocculation mixing tank 25 and the metering tank 24, the mud cake discharging plate 22 faces the tail end of the compartment body 9, and the dewatering machine main body 21 is fixedly arranged on the bottom plate of the compartment body 9 through the main body base 23.

After the sludge dewatering machine 2 completes the work, the sludge dewatering machine 2 needs to be cleaned. For convenient washing, this application further sets up spray tank 6 in the railway carriage or compartment body 9, and spray tank 6 specifically sets up the right side of the railway carriage or compartment body 9 bottom plate front end, and adds the medicine module and sets up side by side. A cleaning water pump 7 is arranged between the spray water tank 6 and the sludge dewatering machine 2, the cleaning water pump 7 conveys the water of the spray water tank 6 to the sludge dewatering machine 2, and the spray electromagnetic valve 27 is opened to clean the inside of the dewatering machine main body 21. The right side plate of the carriage body 9 can be provided with a water replenishing port as required, and the water replenishing port is provided with a water replenishing tank cover which is opened in an overturning manner, so that the pipeline can replenish water into the spray water tank 6 through the water replenishing port.

Further, portable sludge dewatering equipment that this application provided still includes power module 8, and power module 8 sets up the right side in the middle part of the railway carriage or compartment body 9 bottom plate for supply power to hydroextractor main part 21, slush pump 1, dosing pump 5, washing water pump 7, mixer 4 and flocculation mixer 26. The power supply module 8 can adopt a storage battery, the storage battery is connected with the electric equipment through an electric control cabinet 29 arranged on one side of the dehydrator main body 21, and the storage battery can be charged in time when the electric quantity of the storage battery is insufficient. The power supply module 8 adopts a diesel generator or a gasoline generator, so that safety accidents caused by heating of the storage battery are avoided. A control module can be arranged in the electric control cabinet 29 and can adopt a PLC (programmable logic controller) and the like, and the control module controls the operation of the slurry pump 1, the sludge dewatering machine 2, the stirring machine 4, the dosing pump 5, the cleaning water pump 7, the flocculation stirring machine 26 and the spraying electromagnetic valve 27 according to a set program.

For the transportation of making things convenient for portable sludge dewatering equipment, this application still is equipped with the portion of colluding of convenient hoist and mount at the top of the railway carriage or compartment body 9 very much, colludes the portion of hanging and specifically can be for setting up couple or link in railway carriage or compartment body 9 top four corners. For avoiding frequently transporting hoist and mount inconvenient, the portable sludge dewatering equipment that this application provided further includes vehicle chassis 10, through with the whole integration of railway carriage or compartment body 9 on vehicle chassis 10, cooperation vehicle chassis 10 wholly has enough to meet the need between small-size sewage treatment station, or directly with the help of van directly changes the portable sludge dewatering equipment who forms the patent application and disclose.

It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.

The mobile sludge dewatering equipment provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims (8)

1. A movable sludge dewatering device is characterized by comprising a box body, a sludge dewatering machine, a sludge pump and a dosing module, wherein the sludge dewatering machine, the sludge pump and the dosing module are arranged on a bottom plate of the box body;

the sludge dewatering machine is arranged at the rear end of the bottom plate, the dosing module is arranged on one side of the front end of the bottom plate, and the mud pump is arranged between the sludge dewatering machine and the dosing module;

and a spray water tank is arranged on the other side of the front end of the bottom plate, and a cleaning water pump which is connected with the spray water tank and used for conveying cleaning water to the sludge dewatering machine is arranged in the middle of the bottom plate.

2. The mobile sludge dewatering equipment of claim 1, wherein the dosing module comprises a dosing tank, a stirrer arranged on the top of the dosing tank, and a dosing pump connected with the dosing tank and used for delivering flocculated liquid medicine to the sludge dewatering machine.

3. The mobile sludge dewatering apparatus of claim 2, further comprising a power module disposed in a middle portion of the bottom plate.

4. The mobile sludge dewatering equipment of claim 3, wherein the sludge dewatering equipment comprises a dewatering equipment main body, a main body base, a flocculation mixing tank arranged at a sludge inlet of the dewatering equipment main body and a mud cake discharge plate arranged at the tail end of the dewatering equipment main body, and the mud cake discharge plate is arranged at the tail end of the chamber body.

5. The mobile sludge dewatering apparatus of claim 4, wherein the flocculation mixing tank is connected with a metering tank and a flocculation blender is arranged above the flocculation mixing tank.

6. The mobile sludge dewatering equipment of claim 5, wherein an electric control cabinet is arranged on one side of the dewatering machine main body, and the electric control cabinet is electrically connected with the power supply module.

7. The mobile sludge dewatering apparatus of any one of claims 1-6, further comprising a vehicle chassis, wherein the carriage is disposed above the vehicle chassis.

8. The mobile sludge dewatering apparatus of claim 7, wherein a hanging part for hanging is arranged above the carriage.

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