CN218146317U

CN218146317U - Sludge treatment system

Info

Publication number: CN218146317U
Application number: CN202222708251.8U
Authority: CN
Inventors: 周河; 廖培基; 刘建仙; 周午阳
Original assignee: Changsha Tianchuang Environmental Protection Co ltd; TIANJIN CAPITAL ENVIRONMENTAL PROTECTION GROUP CO Ltd
Current assignee: Changsha Tianchuang Environmental Protection Co ltd; TIANJIN CAPITAL ENVIRONMENTAL PROTECTION GROUP CO Ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2022-12-27
Anticipated expiration: 2032-10-14

Abstract

The utility model discloses a sludge treatment system, including the mud homogeneity pond, sludge thickening tank, mud conditioning tank and the screw dewaterer that connect gradually: the device also comprises a drying mud conveying component and an odor mud conveying component; the drying and mud conveying component is located below the outlet end of the spiral dewatering machine and is used for drying and conveying dewatered sludge, and the deodorizing and mud conveying component is located below the outlet end of the drying and mud conveying component and is used for deodorizing and conveying dried sludge. The utility model discloses in, this sludge treatment system can carry out drying process to the mud after the dehydration through the defeated mud subassembly of drying and the defeated mud subassembly of deodorization that sets up, reduces the moisture content of mud to can spread the deodorization of transport mode to the mud after the drying and handle, prevent that mud foul smell from polluting.

Description

Sludge treatment system

Technical Field

The utility model relates to a sewage treatment technical field especially relates to sewage treatment plant's sludge treatment system.

Background

The sludge treatment is a process of reduction, stabilization and harmless treatment of sludge, more sludge residues are generated to be treated when the sewage treatment degree is higher, and a complete sludge treatment system is required to be established for sludge treatment in order to realize the complete treatment of the sludge more efficiently and environmentally.

Chinese patent publication No.: CN207330704U discloses "a mud classification processing apparatus", including the sludge impoundment, the mud cutting machine, the namomu pump, horizontal spiral shell centrifuge, screw conveyer, automatic medicine system that dissolves, add medicine governing system, the sludge impoundment passes through the mud feed valve and links to each other with the mud cutting machine, it links to each other with the mud cutting machine through wasing water intaking valve to wash water, the mud cutting machine links to each other with the namomu pump, namomu pump links to each other with horizontal spiral shell centrifuge through the mud governing valve, automatic medicine system that dissolves links to each other with medicine governing system, it links to each other with horizontal spiral shell centrifuge through adding medicine control solenoid valve to add medicine governing system, it links to each other with horizontal spiral shell centrifuge to wash water through washing water control solenoid valve, horizontal spiral shell centrifuge's liquid phase delivery outlet links to each other with water treatment facilities, the solid phase delivery outlet links to each other with screw conveyer.

When an existing sludge treatment system is used for treating sludge, the processing processes of concentration, tempering and dehydration of the sludge are usually realized by adopting the association among a plurality of related treatment devices, but after the sludge is dehydrated, partial moisture can still be contained in the sludge, so that the humidity of the sludge is high, partial pungent odor is hidden in the wet sludge and cannot be discharged outwards, the sludge can generate odor when being subsequently collected and stored, and the sludge treatment effect is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adopt the compound mode of dry defeated mud structure and the defeated mud structure of deodorization, can ensure that mud is in dry and odorless state, improve a sludge treatment system of sludge treatment effect.

In order to achieve the above object, the present invention provides the following technical solutions:

a sludge treatment system comprises a sludge homogenizing tank, a sludge concentrating tank, a sludge conditioning tank and a spiral dehydrator which are sequentially connected, and further comprises a drying sludge conveying assembly and an odor sludge conveying assembly which are sequentially connected to the rear end of the spiral dehydrator, wherein the drying sludge conveying assembly is positioned below the outlet end of the spiral dehydrator, the odor removing sludge conveying assembly is positioned below the outlet end of the drying sludge conveying assembly, the odor removing sludge conveying assembly comprises a second conveying bin, and a second belt conveyor is arranged in the second conveying bin; the outer wall of the second conveying bin is provided with a deodorization bin, a guide pipe is arranged on the deodorization bin, a penetration plate extending to the top end of the inner wall of the second conveying bin is arranged at the outlet end of the guide pipe, and a second electromagnetic valve is arranged on the guide pipe.

As a further description of the above technical solution: the drying mud conveying component comprises a first conveying bin, and a first belt conveyor is arranged in the first conveying bin.

As a further description of the above technical solution: the outer wall of the first conveying bin is provided with a temperature controller, and the temperature controller is provided with an electric heating plate positioned at the top end of the inner wall of the first conveying bin.

As a further description of the above technical solution: the deodorization mud conveying assembly comprises a second conveying bin, and a second belt conveyor is arranged in the second conveying bin.

As a further description of the above technical solution: the export of mud homogeneity pond is through the access connection of first sludge pipe with the sludge thickening pond, the export of sludge thickening pond is through the access connection of second sludge pipe with the sludge conditioning pond, the export of sludge conditioning pond is through the access connection of third sludge pipe with the screw dewaterer.

As a further description of the above technical solution: also comprises a dosing assembly; the medicine feeding assembly comprises a medicine feeding bin arranged at the top of the sludge conditioning pool, a shunt pipe extending into the sludge conditioning pool is arranged at the bottom of the medicine feeding bin, a medicine outlet is arranged at the bottom of the shunt pipe, and a first electromagnetic valve is arranged on the shunt pipe.

As a further description of the above technical solution: the top of sludge thickening pond is provided with the motor, and the output of motor is connected with the stirring frame that extends to in the sludge thickening pond.

As a further description of the above technical solution: and a sludge storage bin is arranged below the outlet end of the deodorization sludge conveying component.

As a further description of the above technical solution: and a water collecting bin is arranged at the bottom of the spiral dehydrator.

In the technical scheme, the utility model provides a pair of sludge treatment system has following beneficial effect:

this sludge treatment system can carry out drying process to the mud after the dehydration through the defeated mud subassembly of drying and the defeated mud subassembly of deodorization that sets up, further reduces the moisture content of mud for mud is in relative dry state, and can pave the deodorization of transport mode to the mud after the drying and handle, avoids the pungent smell in the mud to spread outward and lead to the phenomenon of foul smell pollution, and then the effectual efficiency that improves sludge treatment.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

FIG. 1 is a schematic structural diagram of a sludge treatment system according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a joint between a sludge conditioning tank and a dosing assembly provided by an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of a drying and mud-conveying assembly provided by an embodiment of the present invention;

fig. 4 is an internal structure schematic diagram of the deodorizing mud conveying assembly provided by the embodiment of the present invention.

Description of reference numerals:

1. a sludge homogenizing tank; 2. a first sludge pump; 3. a first sludge pipe; 4. a sludge concentration tank; 5. a motor; 6. a stirring frame; 7. a second sludge pump; 8. a second sludge pipe; 9. a sludge conditioning tank; 10. a dosing assembly; 101. a medicine adding bin; 102. a first solenoid valve; 103. a shunt tube; 104. a medicine outlet; 11. a third sludge pump; 12. a third sludge pipe; 13. a spiral dehydrator; 14. a water collecting bin; 15. drying the mud conveying assembly; 151. a first conveying bin; 152. a first belt conveyor; 153. a temperature controller; 154. an electric hot plate; 16. a deodorizing and mud conveying component; 161. a second conveying bin; 162. a second belt conveyor; 163. a deodorization bin; 164. a flow guide pipe; 165. a second solenoid valve; 166. a permeate sheet; 17. a mud storage bin.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, a sludge treatment system includes a sludge homogenizing tank 1, a sludge concentrating tank 4, a sludge conditioning tank 9, and a screw dehydrator 13:

the outlet of the sludge homogenizing tank 1 is connected with the inlet of a sludge concentration tank 4 through a first sludge pipe 3, the inlet end of the first sludge pipe 3 is provided with a first sludge pump 2 for pumping the sludge in the sludge homogenizing tank 1 into the first sludge pipe 3 and conveying the sludge into the sludge concentration tank 4, the outlet of the sludge concentration tank 4 is connected with the inlet of a sludge conditioning tank 9 through a second sludge pipe 8, the inlet end of the second sludge pipe 8 is provided with a second sludge pump 7 for pumping the sludge in the sludge concentration tank 4 into the second sludge pipe 8 and conveying the sludge into the sludge conditioning tank 9, the outlet of the sludge conditioning tank 9 is connected with the inlet of a screw dehydrator 13 through a third sludge pipe 12, and the inlet end of the third sludge pipe 12 is provided with a third sludge pump 11 for pumping the sludge in the sludge conditioning tank 9 into the third sludge pipe 12 and conveying the screw dehydrator 13 for sludge dehydration;

the drying and sludge conveying assembly 15 is positioned below the outlet end of the spiral dehydrator 13 and is used for drying and conveying the dehydrated sludge, the sludge dehydrated by the spiral dehydrator 13 enters the drying and sludge conveying assembly 15, and the dehydrated sludge is heated and dried while being conveyed forwards, so that the water content of the sludge is reduced, and the sludge is ensured to be in a drying state;

still include deodorization defeated mud subassembly 16, deodorization defeated mud subassembly 16 is located the exit end below of dry defeated mud subassembly 15 and carries the deodorization of the mud after the drying, and the mud after the dry defeated mud subassembly 15 drying process enters into on deodorization defeated mud subassembly 16 to when mud is carried forward, spray the mud deodorant and carry out the deodorization to the mud after the drying and handle, avoid taking place the phenomenon that the foul smell pollutes.

Dry defeated mud subassembly 15 includes first transport bin 151, be provided with first band conveyer 152 in the first transport bin 151, the outer wall of first transport bin 151 is provided with temperature controller 153, and be provided with the electric plate 154 that is located first transport bin 151 inner wall top on the temperature controller 153, sludge after the dehydration of screw dehydrator 13 falls into first transport bin 151, and transport in the effect decline of first band conveyer 152 is inclined upwards, make sludge be in the smooth state that paves, this moment under the control of temperature controller 153, make electric plate 154 work heat production, can play the heating drying effect to the mud that paves on the first band conveyer 152, ensure that sludge can be dried.

The deodorization mud conveying assembly 16 comprises a second conveying bin 161, a second belt conveyor 162 is arranged in the second conveying bin 161, a deodorization bin 163 is arranged on the outer wall of the second conveying bin 161, a guide pipe 164 is arranged on the deodorization bin 163, a penetration plate 166 extending to the top end of the inner wall of the second conveying bin 161 is arranged at the outlet end of the guide pipe 164, a second electromagnetic valve 165 is arranged on the guide pipe 164, dry mud falling from the first belt conveyor 152 can fall into the second conveying bin 161 and is conveyed obliquely upwards under the action of the second belt conveyor 162, so that the dry mud is in a paving leveling state, at the moment, under the control of the second electromagnetic valve 165, a mud deodorant added in the deodorization bin 163 can enter the guide pipe 164 and seeps outwards along the hollowed penetration plate 166, and falls onto the dry mud on the second belt conveyor 162, and a paving effect on the second belt conveyor 162 can be achieved.

Still include and add medicine subassembly 10, add medicine subassembly 10 including setting up the storehouse 101 that adds medicine at sludge conditioning pond 9 top, the bottom that adds medicine storehouse 101 is provided with the shunt tubes 103 that extend to sludge conditioning pond 9 in, and the bottom of shunt tubes 103 is provided with out medicine mouth 104, be provided with first solenoid valve 102 on the shunt tubes 103, to adding the used flocculating agent of sludge treatment in the storehouse 101 of adding medicine, control shunt tubes 103 through first solenoid valve 102 and open, the flocculating agent that adds medicine storehouse 101 nickel this moment can get into in the shunt tubes 103, and outwards flow through out medicine mouth 104, can fall into in sludge conditioning pond 9 and contact with the mud mixture, accelerate the dehydration rate of mud.

The top of the sludge concentration tank 4 is provided with a motor 5, the output end of the motor 5 is connected with a stirring frame 6 extending into the sludge concentration tank 4, the stirring frame 6 is driven to rotate under the action of the motor 5, the sludge concentration tank 4 can be continuously stirred, and the sludge in the sludge concentration tank 4 can be sunk and concentrated under the action of gravity.

The mud storehouse 17 is arranged below the outlet end of the deodorization mud conveying component 16, so that the completely treated mud can be collected, and the subsequent storage and transfer operation of the mud can be facilitated.

The bottom of spiral dewatering machine 13 is provided with the storehouse 14 that catchments, and catchments storehouse 14 and be the funnel structure, and the upper end opening diameter is great to be located spiral dewatering machine 13's below, can collect the water droplet that deviates from in the mud in spiral dewatering machine 13.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a sludge treatment system, includes mud homogeneity pond (1), sludge thickening pond (4), sludge conditioning tank (9) and screw dewaterer (13) that connect gradually, its characterized in that:

the drying and sludge conveying device is characterized by further comprising a drying and sludge conveying component (15) and a deodorizing and sludge conveying component (16) which are sequentially connected to the rear end of the spiral dewatering machine (13), wherein the drying and sludge conveying component (15) is located below the outlet end of the spiral dewatering machine (13), the deodorizing and sludge conveying component (16) is located below the outlet end of the drying and sludge conveying component (15), the deodorizing and sludge conveying component (16) comprises a second conveying bin (161), and a second belt conveyor (162) is arranged in the second conveying bin (161); the outer wall of the second conveying bin (161) is provided with a deodorization bin (163), a guide pipe (164) is arranged on the deodorization bin (163), the outlet end of the guide pipe (164) is provided with a penetration plate (166) extending to the top end of the inner wall of the second conveying bin (161), and a second electromagnetic valve (165) is arranged on the guide pipe (164).

2. The sludge treatment system of claim 1, wherein: the drying and mud conveying assembly (15) comprises a first conveying bin (151), and a first belt conveyor (152) is arranged in the first conveying bin (151).

3. A sludge treatment system as claimed in claim 2, wherein: the outer wall of the first conveying bin (151) is provided with a temperature controller (153), and an electric heating plate (154) positioned at the top end of the inner wall of the first conveying bin (151) is arranged on the temperature controller (153).

4. A sludge treatment system according to any one of claims 1 to 3, wherein: the outlet of the sludge homogenizing tank (1) is connected with the inlet of the sludge concentration tank (4) through a first sludge pipe (3), the outlet of the sludge concentration tank (4) is connected with the inlet of the sludge conditioning tank (9) through a second sludge pipe (8), and the outlet of the sludge conditioning tank (9) is connected with the inlet of the spiral dehydrator (13) through a third sludge pipe (12).

5. A sludge treatment system according to any one of claims 1 to 3, wherein: also comprises a medicine adding component (10); the medicine feeding assembly (10) comprises a medicine feeding bin (101) arranged at the top of the sludge conditioning pool (9), a shunt pipe (103) extending into the sludge conditioning pool (9) is arranged at the bottom of the medicine feeding bin (101), a medicine outlet nozzle (104) is arranged at the bottom of the shunt pipe (103), and a first electromagnetic valve (102) is arranged on the shunt pipe (103).

6. A sludge treatment system according to any one of claims 1 to 3, wherein: the top of the sludge concentration tank (4) is provided with a motor (5), and the output end of the motor (5) is connected with a stirring frame (6) extending into the sludge concentration tank (4).

7. A sludge treatment system according to any one of claims 1 to 3, wherein: a mud storage bin (17) is arranged below the outlet end of the deodorization mud conveying component (16).

8. A sludge treatment system as claimed in any one of claims 1 to 3 wherein: and a water collecting bin (14) is arranged at the bottom of the spiral dewatering machine (13).