CN221117279U - Skid-mounted sludge dewatering system - Google Patents

Abstract

The utility model provides a skid-mounted sludge dewatering system. This sled dress formula sludge dewatering system is including the conditioning module, filter-pressing module, scraper conveyor and the mud storage module that set gradually, the conditioning module include sled dress chassis, and set up in the last conditioning case of sled dress chassis, homogenization case and sludge transfer pump, follow the length direction on sled dress chassis, the homogenization case conditioning case with the sludge transfer pump sets gradually, the sludge transfer pump is close to the filter-pressing module sets up, the length direction on sled dress chassis with first direction is the same, wherein, the conditioning case with homogenization case looks butt and through the outlet of conditioning case with the inlet of homogenization case is direct to be linked together, the both ends of sludge transfer pump respectively with conditioning case with filter-pressing module intercommunication. The skid-mounted sludge dewatering system provided by the utility model has the advantages of compact structure, small occupied area, convenience in construction and the like.

Description

Skid-mounted sludge dewatering system

Technical Field

The utility model belongs to the technical field of sludge dewatering treatment, and particularly relates to a skid-mounted sludge dewatering system.

Background

The sludge in China has high yield, and when the sludge is treated, the sludge has high water content, so that the volume is huge, a great deal of inconvenience is brought to long-distance transportation of the sludge, and the sludge with high water content is directly applied to incineration to reduce the heat value of the sludge and consume more heat (most of heat is used for drying the water in the sludge). In order to reduce the cost of sludge transportation, reduce landfill space, and reduce heat consumption during incineration, it is necessary to perform a reduction treatment on sludge (i.e., reduce the volume of sludge by reducing the water content of sludge), while converting sludge in a fluid state into a semi-solid or solid state. The sludge reduction methods adopted at home and abroad at present comprise a natural drying method, a heat drying method, a mechanical dewatering method and the like. At present, a mechanical dewatering method is adopted for sludge reduction in a large and medium-sized sewage treatment plant.

The sludge reduction treatment device by the mechanical dewatering method mainly comprises a conditioning module, a one-stage or multi-stage dewatering module and the like, wherein the existing conditioning module mainly adopts an intermittent conditioning mode, and all devices of the conditioning module are communicated through pipelines, so that the sludge reduction treatment device has the technical problems of large occupied area, large volume of a conditioning tank, large medicament consumption and the like.

Disclosure of utility model

The utility model aims to provide a skid-mounted sludge dewatering system, which integrates all components of a conditioning module to form a skid-mounted design, and the conditioning module is connected with a filter pressing module by short pipes, so that the skid-mounted sludge dewatering system has the advantages of small occupied area, compact design structure and the like.

In order to achieve the above purpose, the utility model provides a skid-mounted sludge dewatering system, which comprises a conditioning module, a filter pressing module, a scraper conveyor and a sludge storage module which are sequentially arranged along a first direction, wherein the conditioning module comprises a skid-mounted chassis, a conditioning box, a homogenizing box and a sludge conveying pump which are arranged on the skid-mounted chassis, the homogenizing box, the conditioning box and the sludge conveying pump are sequentially arranged along the length direction of the skid-mounted chassis, the sludge conveying pump is adjacent to the filter pressing module, the length direction of the skid-mounted chassis is the same as the first direction, the conditioning box and the homogenizing box are in butt joint and are directly communicated with a sludge outlet of the conditioning box and a sludge inlet of the homogenizing box, and two ends of the sludge conveying pump are respectively communicated with the conditioning box and the filter pressing module.

In a specific embodiment, the conditioning module further comprises a first conveying pipeline and a second conveying pipeline, wherein two ends of the first conveying pipeline are respectively communicated with the homogenizing box and the inlet of the sludge conveying pump, and two ends of the second conveying pipeline are respectively communicated with the outlet of the sludge conveying pump and the feed inlet of the filter pressing module.

In a specific embodiment, the homogenizing box comprises a homogenizing box shell, a plurality of homogenizing box stirrers arranged at the top end of the homogenizing box shell, a homogenizing box outlet arranged at the lower end of the homogenizing box shell, and an overflow port arranged at the upper end of the homogenizing box shell, wherein the homogenizing box outlet and the overflow port are both communicated with the first conveying pipeline.

In a specific embodiment, the conditioning tank comprises a conditioning tank shell, a plurality of conditioning tank agitators arranged at the top end of the conditioning tank shell, a sludge inlet arranged on the conditioning tank shell, and a plurality of emptying ports arranged at the lower end of the conditioning tank shell, wherein a plurality of emptying ports are communicated with a sewage pipeline, and the sludge inlet is communicated with a sludge feeding pump.

In a specific embodiment, the conditioning box further comprises a medicine A inlet and a medicine B inlet which are formed in the conditioning box shell, the conditioning module further comprises a medicine adding unit, the medicine adding unit comprises a medicine adding box, a mechanical diaphragm pump, an automatic medicine dispenser and a medicine adding screw pump, the mechanical diaphragm pump is arranged on the skid-mounted chassis, the pump inlet of the mechanical diaphragm pump is communicated with the medicine adding box, the pump outlet of the mechanical diaphragm pump is communicated with the medicine A inlet, the pump inlet of the medicine adding screw pump is communicated with the automatic medicine dispenser, and the pump outlet of the medicine adding screw pump is communicated with the medicine B inlet.

In a specific implementation mode, the conditioning box shell comprises a square shell, and two baffles, wherein two ends of the two baffles are respectively connected with a bottom plate and a top plate of the shell and are arranged along the length direction of the skid-mounted chassis at intervals, the top end of each baffle is provided with a communication port, the space of the conditioning box shell is divided into three communicated conditioning spaces by two baffles, the mechanical diaphragm pump is communicated with the conditioning space close to the homogenizing box, and the dosing screw pump is communicated with the conditioning space close to the filter pressing module.

In a specific embodiment, the number of the medicine boxes is three, the three medicine boxes are arranged side by side along the first direction, and the three medicine boxes are positioned on one side of the skid-mounted chassis; along the first direction, mechanical diaphragm pump add medicine screw pump with automatic medicine dispenser sets gradually, just mechanical diaphragm pump set up in one side of regulating box, automatic medicine dispenser set up in one side of mud delivery pump.

In a specific embodiment, the filter pressing module comprises a filter press, a screw conveyor and a pressing pump, wherein the screw conveyor is arranged on the outlet side of the filter press and is communicated with the outlet of the filter press, the feeding port of the filter press is communicated with the second conveying pipeline, the outlet of the screw conveyor is communicated with the feeding port of the scraper conveyor, and the pressing pump is communicated with the pressing water tank of the filter press.

In a specific embodiment, the sludge storage module is used for storing the sludge filtered by the filter press, and comprises a support frame, a sludge bin, an arch breaking carriage and a discharging screw, wherein the support frame is arranged at intervals with the filter press and is positioned on one side of the filter press away from the conditioning module, the sludge bin is arranged on the support frame, the arch breaking carriage is arranged in the sludge bin, and the discharging screw is communicated with an outlet of the arch breaking carriage.

In a specific embodiment, the scraper conveyor is a buried plate scraper conveyor, a feed inlet of the scraper conveyor is positioned at the lower side of an outlet of the screw conveyor, and a discharge outlet of the scraper conveyor is positioned at the top end of the sludge bin.

The beneficial effects of the utility model at least comprise:

1. The utility model provides a skid-mounted sludge dewatering system, which comprises a conditioning module, a filter pressing module, a scraper conveyor and a sludge storage module which are sequentially arranged, wherein the conditioning module comprises a skid-mounted chassis, a conditioning box, a homogenizing box and a sludge conveying pump which are arranged on the skid-mounted chassis, the homogenizing box, the conditioning box and the sludge conveying pump are sequentially arranged along the length direction of the skid-mounted chassis, the sludge conveying pump is arranged close to the filter pressing module, the length direction of the skid-mounted chassis is the same as the first direction, the conditioning box and the homogenizing box are abutted and are directly communicated through a sludge outlet of the conditioning box and a sludge inlet of the homogenizing box, and two ends of the sludge conveying pump are respectively communicated with the conditioning box and the filter pressing module; therefore, the conditioning module of the skid-mounted sludge dewatering system reasonably designs the positions of the components of the conditioning module by adding the skid-mounted chassis, and the homogenizing box, the conditioning box and the sludge conveying pump of the conditioning module are all arranged on the skid-mounted chassis to form a modularized design, so that on one hand, the structure is compact, and the space is saved; on the other hand, the workload of site construction is small, the project installation period can be shortened, and the transportation are convenient.

2. The conditioning module of the skid-mounted sludge dewatering system provided by the utility model adopts a continuous conditioning mode, so that the problems of large volume, large medicament consumption and increased solid content of an industrial sludge intermittent conditioning system are solved.

3. The sludge storage module of the skid-mounted sludge dewatering system solves the problem that wet sludge in a sludge bin cannot be discharged through arranging the arch breaking sliding frame and heavy discharge, and has the advantages of no dead angle in operation, stable discharge, high-efficiency and simple operation, low maintenance cost and the like.

In addition to the objects, features and advantages described above, the present utility model has other objects, features and advantages. The present utility model will be described in further detail with reference to the drawings.

Drawings

FIG. 1 is a schematic diagram of a skid-mounted sludge dewatering system according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic view of a conditioning module of the skid-mounted sludge dewatering system of FIG. 1 at another angle;

Fig. 4 is a schematic flow chart of a skid-mounted sludge dewatering system according to an embodiment of the present utility model.

Reference numerals illustrate:

Detailed Description

The embodiments of the utility model are described in detail below with reference to the attached drawings, but the utility model can be defined and covered in a number of different embodiments according to the claims.

As shown in fig. 1 to 4, the present utility model provides a skid-mounted sludge dewatering system 100, which is sequentially connected with a conditioning module 10, a filter pressing module 20, a scraper conveyor 30 and a sludge storage module 40, wherein the conditioning module 10 is used for conditioning and modifying the water-containing sludge through a sludge conditioner so as to improve the filtration speed and dewatering performance of the sludge, the filter pressing module 20 is used for mechanically dewatering the conditioned sludge, the scraper conveyor 30 is used for conveying the dewatered sludge to the sludge storage module 40, and the sludge storage module 41 is used for temporarily storing the sludge.

Along the first direction, the conditioning module 10, the filter pressing module 20, the scraper conveyor 30 and the sludge storage module 40 are sequentially arranged, which can be understood that the conditioning module 10 and the sludge storage module 40 are respectively arranged at two ends, the filter pressing module 20 is positioned between the conditioning module 10 and the scraper conveyor 40, and the scraper conveyor 30 is positioned between the filter pressing module 20 and the sludge storage module 40.

In this embodiment, the first direction is the X direction shown in fig. 1.

The conditioning module 10 comprises a skid-mounted chassis 11, a conditioning box 12, a homogenizing box 13, a sludge conveying pump 14, a first conveying pipeline 15, a second conveying pipeline 16 and a dosing unit 17, wherein the conditioning box 12, the homogenizing box 13 and the sludge conveying pump 14 are arranged on the skid-mounted chassis 11, one end of the first conveying pipeline 15 is communicated with a sludge outlet of the homogenizing box 13, the other end of the first conveying pipeline is communicated with a pump inlet of the sludge conveying pump 14, one end of the second conveying pipeline 16 is communicated with a pump outlet of the sludge conveying pump 14, the other end of the second conveying pipeline is communicated with the filter pressing module 20, and the dosing unit 17 is communicated with the conditioning box 12.

In this embodiment, the homogenizing box 13, the conditioning box 12 and the sludge feeding pump 14 are disposed on the same side of the skid-mounted chassis 11, along the length direction of the skid-mounted chassis 11, the homogenizing box 11, the conditioning box 12 and the sludge feeding pump 14 are sequentially disposed, the homogenizing box 11 is abutted against the conditioning box 12, and the sludge feeding pump 14 is disposed at one end of the conditioning box 12 far away from the homogenizing box 13.

The conditioning tank 12 comprises a conditioning tank shell 121, a plurality of conditioning tank agitators 122 arranged at the top end of the conditioning tank shell 121, a plurality of emptying ports arranged at the lower end of the conditioning tank shell 121, a sludge inlet arranged at the conditioning tank shell 121, a medicament A inlet arranged at the conditioning tank shell 121 and a medicament B inlet arranged at the conditioning tank shell 121, wherein the emptying ports are communicated with a sewage pipeline.

In this embodiment, the conditioning case housing 121 is a rectangular housing.

Preferably, the conditioning case body 121 includes a casing, and two baffles with two ends respectively connected with a bottom plate and a top plate of the casing and arranged along a length direction of the skid-mounted chassis at intervals, each baffle is provided with a communication port at a top end, two baffles divide the conditioning case body into three conditioning spaces which are communicated, according to fig. 4, a first conditioning space, a second conditioning space and a third conditioning space are sequentially arranged from left to right, and a sludge inlet and a medicament A inlet of the conditioning case body are directly communicated with the first conditioning space, and a medicament B inlet is directly communicated with the third conditioning space.

In this embodiment, the sludge inlet of the conditioning tank housing 121 is disposed on the top plate of the housing, and the agent a inlet and the agent B inlet are both disposed on the bottom plate of the housing.

In this embodiment, the number of the conditioning tank agitators 122 is three, so as to uniformly mix the sludge in the conditioning tank casing 121 and the chemical in the conditioning tank casing 121.

The plurality of evacuation ports are used for evacuation when servicing the conditioning case housing 121.

The agent a inlet of the conditioning case housing 121 and the agent B inlet of the conditioning case housing 121 are both in communication with the dosing unit 17.

Preferably, the skid-mounted sludge dewatering system 100 further comprises a sludge concentration tank 50 and a sludge feed pump 60, wherein the outlet of the sludge feed pump 60 is communicated with the sludge inlet of the conditioning tank housing; the sludge concentration tank 50 is used for containing sludge with the water content of 95% -99%, and the sludge feeding pump 60 is used for pumping the sludge of the sludge concentration tank 50 into the conditioning box shell 121.

In this embodiment, the start of the sludge feed pump 60 is intelligently controlled, specifically, the sludge concentration tank 50 is provided with a liquid level sensor, and when the liquid level of the sludge concentration tank 50 reaches a preset value, the control system starts the sludge feed pump 60.

The homogenizing box 13 comprises a homogenizing box shell 131, a plurality of homogenizing box stirrers 132 arranged at the top end of the homogenizing box shell 131, a homogenizing box outlet arranged at the lower end of the homogenizing box shell 131, and an overflow port arranged at the upper end of the homogenizing box shell 131, wherein the homogenizing box outlet and the overflow port are both communicated with the first conveying pipeline 15.

In this embodiment, the homogenization tank housing 131 is a square housing.

In this embodiment, the number of the homogenizing box agitators 132 is two for agitating the sludge conditioned in the homogenizing box housing 131.

In this embodiment, the outlet of the homogenizing box is disposed at an end of the homogenizing box housing 131 away from the conditioning box 12, and the overflow port is disposed at an end of the homogenizing box housing 131 close to the conditioning box 12.

The homogenizing box shell 131 is abutted to the conditioning box shell 121, a mud outlet is formed in the side wall, close to the homogenizing box shell 131, of the conditioning box shell 121, a mud inlet is formed in the side wall, close to the conditioning box shell 121, of the homogenizing box shell 131, and the mud outlet of the conditioning box shell 121 is opposite to the mud inlet of the homogenizing box shell 131 and communicated with the mud inlet of the homogenizing box shell 131, so that the conditioning box shell 121 is directly communicated with the homogenizing box shell 131.

The conditioned sludge in the conditioning tank housing 121 directly enters the homogenizing tank housing 131 through the sludge outlet of the conditioning tank housing 121 and the sludge inlet of the homogenizing tank housing 111.

The sludge transfer pump 14 is used for pumping the sludge in the homogenizing box shell 131 to the filter pressing module 20, a pump inlet of the sludge transfer pump 14 is communicated with the first transfer pipeline 15, and a pump outlet of the sludge transfer pump 14 is communicated with a feed inlet of the filter pressing module 20 through the second transfer pipeline 16.

In this embodiment, the base of the sludge transfer pump 14 is fixedly connected with the skid-mounted chassis 11.

In this embodiment, the sludge transfer pump 14 is a screw pump.

The first conveying pipeline 15 and the second conveying pipeline 16 are both used for conveying sludge, the outlet end of the first conveying pipeline 15 is communicated with the sludge conveying pump 14, one end of the second conveying pipeline 16 is communicated with the sludge conveying pump, and the other end of the second conveying pipeline is communicated with the feeding port of the filter pressing module 20.

The dosing unit 17 comprises a plurality of dosing boxes 171 positioned on one side of the skid-mounted chassis 11, and a mechanical diaphragm pump 172, an automatic medicine dispenser 173 and a dosing screw pump 174 which are arranged on the skid-mounted chassis 11, wherein the dosing boxes 171 are communicated with a first conditioning space of the conditioning box shell 121 through the mechanical diaphragm pump 172, and the automatic medicine dispenser 173 is communicated with a third conditioning space of the conditioning box shell 121 through the dosing screw pump 174.

The medicine in the medicine feeding box 171 is a medicine a, and the medicine prepared in the automatic medicine preparing box 173 is a medicine B, and the medicine a is different from the medicine B. Specifically, the agent a may be PAC, the agent B may be PAM, or the agent a may be ferrous sulfate, and the agent B may be hydrogen peroxide.

The number of the medicine boxes 171 is three, three medicine boxes 171 are arranged side by side along the length direction of the skid-mounted chassis 11, and three medicine boxes 171 are arranged side by side with the skid-mounted chassis 11.

Referring to fig. 3, the mechanical diaphragm pump 172, the automatic dispensing device 173 and the dosing screw pump 174 are disposed on the other side of the skid-mounted chassis 11, where the other side can be understood to be located on a different side from the sludge transfer pump 14, specifically, the mechanical diaphragm pump 172 is disposed side by side with the conditioning box housing 121, the automatic dispensing device 173 is disposed side by side with the sludge transfer pump 14, and the dosing screw pump 174 is located between the mechanical diaphragm pump 172 and the automatic dispensing device.

In the utility model, the positions of the components of the conditioning module 10 are reasonably arranged, so that the conditioning box, the homogenizing box, the sludge conveying pump, the mechanical diaphragm pump, the automatic medicine dispenser and the medicine adding screw pump are all detachably arranged on the skid-mounted chassis to form a modularized design, and the utility model has the advantages of compact design structure, small occupied area and the like.

Preferably, the dosing amounts of the agent a and the agent B are intelligently controlled, and the dosing unit 17 further comprises a dosing controller, and the dosing controller controls the working parameters of the mechanical diaphragm pump and the dosing screw pump based on the flow of the agent a and the agent B which are actually measured and the theoretical dosing amounts of the agent a and the agent B which are intelligently calculated.

The filter-pressing module 20 includes a filter press 21, a screw conveyor 22, and a pressing pump, wherein the filter press 21 is used for mechanical dehydration, the screw conveyor 22 is used for conveying sludge dehydrated by the filter press 21 to an inlet of a scraper conveyor 30, and the pressing pump is used for recycling water dehydrated by the filter press 21.

Preferably, the filter press 21 is a high pressure membrane filter press

In this embodiment, the filter press 21 includes a press filter body and a press water tank, an outlet of which communicates with an inlet of the press pump.

The scraper conveyor 30 is used to convey mechanically dewatered sludge to a sludge storage module 40.

The scraper conveyor 30 is located between the filter pressing module 20 and the sludge storage module 40, a feed inlet of the scraper conveyor 30 is located at the lower side of an outlet of the screw conveyor 22, and a discharge outlet of the scraper conveyor 30 is located at the top end of the sludge storage module 40.

In this embodiment, the scraper conveyor 30 is a buried plate scraper conveyor.

The sludge storage module 40 comprises a support frame, a sludge bin mounted on the support frame, an arch breaking sliding frame mounted in the sludge bin and a discharging screw communicated with an outlet of the arch breaking sliding frame, wherein the sludge bin can temporarily store sludge so that the sludge can be continuously supplied in the treatment process, and the problem that wet sludge in the sludge bin cannot be discharged is solved by arranging the heavy arch breaking sliding frame and the discharging screw.

The skid-mounted sludge dewatering system 100 provided by the utility model has the following working principle:

The sludge with the water content of 95-99% in the sludge concentration tank is pumped into the conditioning module 10 through the sludge feeding pump; adding a small amount of non-solid, non-calorific-value-reducing, nontoxic and harmless agents A and B into the conditioning module to greatly improve the sludge dewatering performance and the filtration speed, and pumping the conditioned sludge into the filter pressing module by adopting a sewage pump conveying pump; starting a squeezing system after the feeding of the filter pressing module is finished, further dehydrating by pressurized water squeezing, loosening a filter plate after the dehydrating is finished, and removing mud cakes, wherein a spiral conveyor of the filter pressing module breaks and conveys the dehydrated mud cakes to a scraper conveyor; the scraper conveyor lifts the sludge to a sludge bin for temporary storage, and a discharging screw at the bottom of the sludge bin discharges the sludge into a subsequent disposal facility.

By the system, sludge with the water content of 99% -95% in the concentration unit can be reduced to below about 60% by deep dehydration of the sludge, so that great reduction of the sludge is realized.

The foregoing is a further detailed description of the utility model in connection with specific preferred embodiments, and is not intended to limit the practice of the utility model to such description. It will be apparent to those skilled in the art that several simple deductions and substitutions can be made without departing from the spirit of the utility model, and these are considered to be within the scope of the utility model.

Claims (10)

1. The utility model provides a sled dress formula sludge dewatering system, its characterized in that, along first direction, including the conditioning module, filter-pressing module, scraper conveyor and the mud storage module that set gradually, conditioning module include sled dress chassis, and set up in conditioning case, homogenization case and the sludge transfer pump on the sled dress chassis, follow the length direction on sled dress chassis, the homogenization case with the sludge transfer pump sets gradually, the sludge transfer pump is close to the filter-pressing module sets up, the length direction on sled dress chassis with first direction is the same, wherein, conditioning case with homogenization case looks butt just passes through the outlet of conditioning case with the inlet of homogenization case is direct to be linked together, the both ends of sludge transfer pump respectively with conditioning case with filter-pressing module intercommunication.

2. The skid-mounted sludge dewatering system according to claim 1, wherein the conditioning module further comprises a first conveying pipeline and a second conveying pipeline, wherein two ends of the first conveying pipeline are respectively communicated with the homogenizing box and an inlet of the sludge conveying pump, and two ends of the second conveying pipeline are respectively communicated with an outlet of the sludge conveying pump and a feed inlet of the filter pressing module.

3. The skid-mounted sludge dewatering system according to claim 2, wherein the homogenization tank comprises a homogenization tank housing, a plurality of homogenization tank agitators mounted at the top end of the homogenization tank housing, a homogenization tank outlet opening at the lower end of the homogenization tank housing, and an overflow opening at the upper end of the homogenization tank housing, wherein the homogenization tank outlet and the overflow opening are both in communication with the first conveying pipeline.

4. The skid-mounted sludge dewatering system according to claim 2, wherein the conditioning tank comprises a conditioning tank housing, a plurality of conditioning tank agitators mounted at the top end of the conditioning tank housing, a sludge inlet opening in the conditioning tank housing, and a plurality of emptying ports opening in the lower end of the conditioning tank housing, wherein a plurality of emptying ports are used for communicating with a sewage pipeline, and the sludge inlet is used for communicating with a sludge feed pump.

5. The skid-mounted sludge dewatering system according to claim 4, wherein the conditioning tank further comprises a medicament a inlet and a medicament B inlet which are formed in the housing of the conditioning tank, the conditioning module further comprises a dosing unit, the dosing unit comprises a dosing tank, and a mechanical diaphragm pump, an automatic dispensing device and a dosing screw pump which are mounted on the skid-mounted chassis, wherein a pump inlet of the mechanical diaphragm pump is communicated with the dosing tank, a pump outlet of the mechanical diaphragm pump is communicated with the medicament a inlet, a pump inlet of the dosing screw pump is communicated with the automatic dispensing device, and an outlet of the dosing screw pump is communicated with the medicament B inlet.

6. The skid-mounted sludge dewatering system according to claim 5, wherein the conditioning box shell comprises a square shell, and two baffles, two ends of which are respectively connected with a bottom plate and a top plate of the shell and are arranged along the length direction of the skid-mounted chassis at intervals, the top end of each baffle is provided with a communication port, the space of the conditioning box shell is divided into three communicated conditioning spaces by the two baffles, the mechanical diaphragm pump is communicated with the conditioning space close to the homogenizing box, and the dosing screw pump is communicated with the conditioning space close to the filter pressing module.

7. The skid-mounted sludge dewatering system according to claim 5, wherein the number of the dosing tanks is three, the three dosing tanks are arranged side by side along the first direction, and the three dosing tanks are located on one side of the skid-mounted chassis; along the first direction, mechanical diaphragm pump add medicine screw pump with automatic medicine dispenser sets gradually, just mechanical diaphragm pump set up in one side of regulating box, automatic medicine dispenser set up in one side of mud delivery pump.

8. The skid-mounted sludge dewatering system according to any of claims 2 to 7, wherein the filter press module comprises a filter press, a screw conveyor arranged on an outlet side of the filter press and in communication with an outlet of the filter press, and a press pump, wherein a feed inlet of the filter press is in communication with the second conveying pipe, an outlet of the screw conveyor is in communication with a feed inlet of the scraper conveyor, and the press pump is in communication with a press water tank of the filter press.

9. The skid-mounted sludge dewatering system according to claim 8, wherein the sludge storage module is configured to store sludge filtered by the filter press, and the sludge storage module comprises a support frame disposed at a distance from the filter press and located on a side of the filter press away from the conditioning module, a sludge bin mounted on the support frame, an arch breaking carriage mounted in the sludge bin, and a discharge screw in communication with an outlet of the arch breaking carriage.

10. The skid-mounted sludge dewatering system according to claim 9, wherein the scraper conveyor is a buried plate scraper conveyor, a feed inlet of the scraper conveyor is positioned at the lower side of an outlet of the screw conveyor, and a discharge outlet of the scraper conveyor is positioned at the top end of the sludge bin.