CN211570429U - Treatment device for mixed sludge dewatering - Google Patents

Abstract

The utility model relates to the technical field of sludge dewatering, in particular to a treatment device for mixed sludge dewatering, which comprises a frame, wherein the frame is provided with a sludge barrel, a sludge barrel stirring device, the outlet end of the sludge barrel is connected with a filter residue filtering device, the filter residue filtering device comprises a shell, the sludge inlet end of the shell is connected with the sludge barrel, the shell is provided with a filtering module and a driving device, the filter residue filtering device is provided with a purifying device, the outlet end of the purifying device is connected with an extrusion dewatering device, a chemical treatment tank is also arranged in the frame, and the outlet end of the chemical treatment tank is provided with a water tank, the utility model solves the problems that the mixed sludge dewatering rate of the common dewatering device is low, only single dewatering treatment can be carried out, the working efficiency is low and the like, and adopts a plurality of groups of filtering structures, and carries, the dewatering effect is good, the working efficiency is high, the stability is strong, and the practicability is strong.

Description

A treatment device for dewatering of mixed sludge

technical field

The utility model relates to the technical field of sludge dewatering, in particular to a treatment device for dewatering mixed sludge.

Background technique

Sludge is an inevitable product after sewage treatment in sewage treatment plants and sewage stations. After entering the environment, sludge that has not been properly treated will directly cause secondary pollution to the water body and the atmosphere, and will also affect the ecological environment and human activities. It poses a serious threat, so the sludge is very cautious in the treatment. The sludge treatment can be divided into two types: sludge dewatering process and sludge drying process. The equipment that needs to be used in the sludge dewatering process is the sludge. Dehydration device.

However, the currently known sludge dewatering devices on the market have poor dewatering effect on mixed sludge, and the mixed sludge often contains biochemical sludge. Gray or dark gray, the relative density is slightly larger than that of water, the particles are finer, the water content is high and the dewatering performance is poor. After the mixed sludge is dewatered by the sludge dewatering device, the sweat of the mixed sludge is still high, and Generally, the sludge dewatering device can only perform single dewatering treatment, and the work efficiency is low.

Utility model content

In order to solve the above problems, the present utility model provides a treatment device for mixed sludge dewatering, which solves the problems of low dewatering rate of mixed sludge treated by general dewatering devices, only single dewatering treatment, and low work efficiency. Group filtration structure, extrusion dehydration after filtration, good dehydration effect, high work efficiency, strong stability and strong practicability.

In order to solve the above-mentioned purpose, the utility model adopts the following technical scheme:

A treatment device for dewatering mixed sludge, comprising a frame, the frame is provided with a sludge bucket for placing sludge, a stirring device for stirring sludge is installed in the sludge bucket, and the sludge A filter residue filter device is connected to the outlet end of the mud bucket, and the filter residue filter device includes a casing, the sludge inlet end of the casing is connected to the sludge bucket, and the casing is provided with at least two sets of filter modules and A drive device for driving the filter module, the filter residue filter device is equipped with a purification device located in a frame, an extrusion dehydration device is connected to the outlet end of the purification device, and a chemical treatment tank is also installed in the frame, A water tank for storing water is installed at the outlet end of the chemical treatment tank.

A further improvement to the above scheme is that the sludge bucket is provided with a bucket cover and a lift module for driving the opening and closing of the bucket cover, the lift module includes a lift cylinder, and one end of the lift cylinder is connected with a fixed seat. , the fixing seat is installed on the barrel cover.

A further improvement to the above solution is that the stirring device includes a first drive motor, the first drive motor is connected with a rotating main shaft, and the rotating main shaft is sleeved with a stirring assembly, the stirring assembly is installed in the sludge bucket, the The stirring assembly includes a stirring drum, and the stirring drum is provided with several groups of stirring fan blades.

A further improvement to the above scheme is that the filter module includes a filter drum, and a sludge channel for transporting sludge is arranged in the filter drum, the sludge channel is provided with a screw, and the screw surface is provided with a screw along the length direction of the screw. Several groups of helical blades, one end of the screw close to the driving device is provided with a slag discharge channel, a transmission module for transporting sludge cakes is installed below the slag discharge channel, and the transmission module is installed with a connection with the shell L-shaped support plate.

A further improvement to the above solution is that a power box is installed on the outside of the casing, the drive device is installed on the power box and is drivably connected with the filter module, and the drive device includes a fixing frame installed on the power box, so The fixing frame is fixedly connected with a second driving motor for driving the screw to rotate.

A further improvement to the above solution is that the extrusion dehydration device includes a third drive motor mounted on the frame, a sludge collection box is arranged below the third drive motor, and the third drive motor is sequentially connected with a The upper insulating plate and the upper electrode plate, the upper insulating plate and the upper electrode plate are installed in the sludge collection box, and the bottom of the sludge collection box is also provided with a lower insulating plate corresponding to the upper insulating plate and a lower electrode corresponding to the upper electrode plate. plate.

A further improvement to the above solution is that the frame is further provided with a pushing device, the pushing device includes a fourth drive motor, the fourth drive motor is connected with a push-pull plate, and the push-pull plate is connected to the lower insulating plate for Push the sludge.

The beneficial effects of the present utility model are as follows:

1. The rack is set for the connection and installation of the overall structure. The rack is equipped with a sludge barrel. The sludge barrel is used to hold the sludge. The sludge is centrally treated. A stirring device is installed in the sludge barrel, and a stirring device is installed. The mixed sludge is stirred centrally to remove granular and block impurities in the sludge, with good stirring effect and reasonable design.

2. A filter residue filter device is connected to the outlet end of the sludge barrel, and a filter residue filter device is provided to further remove block impurities. The filter residue filter device includes a shell, which prevents the sludge from splashing out and plays a protective role at the same time. The inlet end of the sludge is connected to the sludge bucket, and is used to introduce the stirred sludge in the sludge bucket into the filter residue filtering device. The casing is provided with at least two sets of filter modules and a filter module for driving For the driving device of the group, at least two groups of filter modules are arranged to improve the work efficiency, and the setting of the driving device provides power for the filter module to work, and has strong practicability.

3. The filter residue filter device is equipped with a purification device located in the rack. The purification device is used to purify the harmful substances in the mixed sludge, so as to prevent the mixed sludge from entering the environment and directly bring secondary pollution to the water body and the atmosphere, which is harmful to the ecological environment. and human activities will also pose a serious threat. The outlet end of the purification device is connected with an extrusion dehydration device. The extrusion dehydration device is set up to further dehydrate the mixed sludge, with good dehydration efficiency and strong practicability.

4. A chemical treatment tank is also installed in the frame. The chemical treatment tank is used to treat the sewage discharged from the mixed sludge to prevent the sewage from being directly discharged to pollute the environment. A water tank for water storage is installed at the outlet of the chemical treatment tank. The sewage treated by the chemical treatment tank is uniformly collected by the water tank, and the overall structure is stable and reliable.

The utility model solves the problems that the general dewatering device treats the mixed sludge with low dewatering rate, can only perform single dewatering treatment, and low working efficiency. High, stable and practical.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic diagram of the internal structure of the utility model.

Description of reference numerals: frame 100, sludge bucket 200, bucket cover 210, stirring device 220, first drive motor 221, rotating main shaft 222, stirring drum 223, stirring fan blade 223a, lifting module 230, lifting cylinder 231, fixed seat 232, filter residue filter device 300, filter module 310, filter drum 311, sludge channel 312, screw 313, spiral blade 314, slag discharge channel 315, transmission module 320, L-shaped support plate 330, power box 400, the second drive motor 410, the fixing frame 420, the purification device 500, the extrusion dehydration device 600, the third drive motor 610, the sludge collection box 620, the upper insulating plate 630, the upper electrode plate 640, the lower insulating plate 650, the lower Electrode plate 660 , fourth drive motor 700 , push-pull plate 710 , chemical treatment tank 800 , and water tank 900 .

Detailed ways

The present utility model will be further described below with reference to the accompanying drawings.

Referring to FIG. 1 , a processing device for dewatering mixed sludge includes a rack 100 , the rack 100 is provided for connection and installation of the overall structure, and the rack 100 is installed with a sludge bucket 200 for placing sludge , the sludge bucket 200 is used to hold sludge and centrally treat the sludge. The sludge bucket 200 is equipped with a bucket cover 210 and a lifting module 230. The lifting module 230 is set to automatically open and close the bucket cover 210. The degree of automation is high, the lift module 230 includes a lift cylinder 231, one end of the lift cylinder 231 is connected with a fixing seat 232, the fixing seat 232 is installed on the barrel cover 210, and the lifting cylinder 231 drives the fixing seat 232 to drive the barrel The cover 210 is opened and closed, a stirring device 220 is installed in the sludge bucket 200, and the stirring device 220 is arranged to perform centralized stirring of the mixed sludge, which is used to remove granular and block impurities in the sludge, and the stirring effect is good, and the sludge A filter residue filter device 300 is connected to the outlet end of the mud bucket 200 , and the filter residue filter device 300 is provided to further remove block impurities. , is used to introduce the agitated sludge in the sludge bucket 200 into the filter residue filter device 300, the casing is provided with at least two groups of filter modules 310 and a drive device for driving the filter modules 310, and at least two The filter module 310 of the group improves the work efficiency, and the drive device is provided to provide power for the filter module 310 to work, and the practicability is strong. Purify the harmful substances in the mixed sludge, prevent the mixed sludge from entering the environment, and directly bring secondary pollution to the water body and the atmosphere, which will also pose a serious threat to the ecological environment and human activities. The outlet of the purification device 500 is connected with a The extrusion dehydration device 600 is set up to further dehydrate the mixed sludge, with good dehydration efficiency and strong practicability. 800 is used to treat the sewage discharged from the mixed sludge to prevent the sewage from being directly discharged to pollute the environment. The outlet end of the chemical treatment tank 800 is installed with a water tank for water storage, and the sewage treated by the chemical treatment tank 800 is unified by the water tank 900. collection, the overall structure is stable and reliable.

The stirring device 220 includes a first driving motor 221, the first driving motor 221 provides power for the stirring device 220, the first driving motor 221 is connected with a rotating main shaft 222, and the rotating main shaft 222 is sleeved with a stirring assembly, and the stirring assembly is installed in the In the sludge bucket 200, the stirring assembly includes a stirring drum 223. The stirring drum 223 is provided with several groups of stirring fan blades 223a. During operation, the first driving motor 221 drives the rotating spindle 222 to rotate, thereby driving the stirring drum 223 and the The stirring fan blade 223a installed on the stirring drum 223, the stirring fan blade 223a rotates to centrally stir the sludge in the sludge bucket 200, and the structure design is reasonable.

The filter module 310 includes a filter drum 311 . The filter drum 311 is provided with a sludge channel 312 for transporting sludge. The sludge channel 312 is provided with a screw 313 . The surface of the screw 313 is provided with several groups along the length of the screw 313 . The screw 314 is provided with a slag discharge channel 315 at one end of the screw 313 close to the driving device. The screw 313 drives several groups of helical blades 314 to rotate, and drives the sludge in the sludge channel 312 to flow to the slag discharge channel 315. The slag discharge A transmission module 320 for transporting sludge cakes is installed below the channel 315, the transmission module 320 is installed with an L-shaped support plate 330 connected to the casing, a power box 400 is installed outside the casing, and the driving device It is installed on the power box and is drivingly connected with the filter module 310. The driving device includes a fixing frame 420 installed on the power box 400. The fixing frame 420 is fixedly connected with a second driving motor 410 for driving the screw 313 to rotate. During operation, the second driving motor 410 drives the screw 313 and the screw blade 314 arranged on the screw 313 to rotate, thereby transporting the stirred sludge to the slag discharge channel 315 , and the sludge is filtered and squeezed and then transported out by the transfer module 320 , the overall structure is stable and reliable.

The extrusion dehydration device 600 includes a third drive motor 610 installed on the frame 100, the third drive motor 610 provides power for the extrusion dehydration device 600, and a sludge collection box 620 is disposed below the third drive motor 610, The third driving motor 610 is sequentially connected with an upper insulating plate 630 and an upper electrode plate 640. Both the upper insulating plate 630 and the upper electrode plate 640 are installed in the sludge collection box 620. The lower insulating plate 650 corresponding to the insulating plate 630, the lower electrode plate 660 corresponding to the upper electrode plate 640, the upper electrode plate 640 and the lower electrode plate 660 are respectively connected to the positive and negative electrodes of the DC power supply to promote the electrochemical action of the compressed sludge , the frame 100 is also provided with a pushing device, the pushing device is used to push the compressed sludge delivered from the purification device 500, the pushing device includes a fourth driving motor 700, and the fourth driving motor 700 is connected with a push-pull plate 710, the push-pull plate 710 is connected to the lower insulating plate 650 to push the sludge. During operation, the fourth drive motor 700 drives the push-pull plate 710 to move along the horizontal direction of the frame The sludge is further dewatered directly below the extrusion dewatering device 600, and the overall structure is stable and reliable.

The above-mentioned embodiments only represent several embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as limiting the scope of the present invention. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for this utility model shall be subject to the appended claims.

Claims (7)

1. The utility model provides a processing apparatus for mix sludge dewatering, includes the frame, its characterized in that, the rack-mount has the mud bucket that is used for placing mud, install the agitating unit who is used for stirring mud in the mud bucket, mud bucket exit end is connected with filter residue filter equipment, filter residue filter equipment includes the casing, the mud entry end of casing with the mud bucket is connected, the casing is provided with at least two sets of filtration module and is used for the drive to filter the drive arrangement of module, filter residue filter equipment installs the purifier who is located the frame, the purifier exit end is connected with extrusion dewatering device, still install the chemical treatment pond in the frame, the water tank that is used for the water storage is installed to the chemical treatment pond exit end.

2. The treatment device for mixed sludge dewatering according to claim 1, wherein the sludge barrel is provided with a barrel cover and a lifting module for driving the barrel cover to open and close, the lifting module comprises a lifting cylinder, one end of the lifting cylinder is connected with a fixing seat, and the fixing seat is arranged on the barrel cover.

3. The treatment device for mixed sludge dewatering according to claim 1, wherein the stirring device comprises a first driving motor, the first driving motor is connected with a rotating main shaft, a stirring component is arranged on a rotating main shaft sleeve, the stirring component is installed in the sludge barrel, the stirring component comprises a stirring drum, and the stirring drum is provided with a plurality of groups of stirring blades.

4. The treatment device for mixed sludge dewatering according to claim 1, wherein the filtering module comprises a filtering drum, a sludge channel for transporting sludge is arranged in the filtering drum, the sludge channel is provided with a screw, a plurality of groups of spiral sheets are arranged on the surface of the screw along the length direction of the screw, a slag discharging channel is arranged at one end of the screw close to the driving device, a conveying module for transporting sludge cakes is arranged below the slag discharging channel, and an L-shaped supporting plate connected with the shell is arranged on the conveying module.

5. The treatment device for mixed sludge dewatering according to claim 4, wherein a power box is installed outside the housing, the driving device is installed in the power box and is in driving connection with the filtering module, the driving device comprises a fixing frame installed on the power box, and a second driving motor for driving the screw to rotate is fixedly connected to the fixing frame.

6. The treatment device for mixed sludge dewatering according to claim 1, wherein the extrusion dewatering device comprises a third driving motor installed on the frame, a sludge collection box is arranged below the third driving motor, the third driving motor is sequentially connected with an upper insulation plate and an upper electrode plate, the upper insulation plate and the upper electrode plate are both installed in the sludge collection box, and a lower insulation plate corresponding to the upper insulation plate and a lower electrode plate corresponding to the upper electrode plate are further arranged at the bottom of the sludge collection box.

7. The treatment device for mixed sludge dewatering according to claim 6, wherein the frame is further provided with a pushing device, the pushing device comprises a fourth driving motor, a push-pull plate is connected to the fourth driving motor, and the push-pull plate is connected with the lower insulating plate and used for pushing the sludge.

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