CN221028059U - Sludge squeezing system - Google Patents
Sludge squeezing system Download PDFInfo
- Publication number
- CN221028059U CN221028059U CN202322312344.3U CN202322312344U CN221028059U CN 221028059 U CN221028059 U CN 221028059U CN 202322312344 U CN202322312344 U CN 202322312344U CN 221028059 U CN221028059 U CN 221028059U
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- China
- Prior art keywords
- sludge
- tank
- plate
- modulating
- feeding
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- 239000010802 sludge Substances 0.000 title claims abstract description 102
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000004140 cleaning Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 239000012065 filter cake Substances 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 abstract description 8
- 244000005700 microbiome Species 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000009434 installation Methods 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 238000003860 storage Methods 0.000 description 6
- 239000010865 sewage Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000003750 conditioning effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Landscapes
- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a sludge squeezing system, which comprises a plate-and-frame filter press; the device also comprises a feeding mechanism, a sludge modulating tank and a cleaning water tank; the feeding device is connected with the sludge modulating tank; the sludge modulating tank is also connected with a dosing system; the sludge modulating tank is connected with the plate-and-frame filter press through a sludge inlet pipe; a feed pump is arranged on the mud inlet pipe; the cleaning water tank is connected with the plate-and-frame filter press through a cleaning pipe; a water suction pump is arranged on the cleaning pipe; the problems that the water content in the sludge is high and microorganisms possibly exist, and the sludge which is not subjected to modulation treatment is directly conveyed into a plate-and-frame filter press through a pipeline to be subjected to filter pressing, so that the pipeline is easy to be blocked and the feed pump is easy to damage are solved.
Description
Technical Field
The utility model relates to the technical field of sludge treatment equipment, in particular to a sludge squeezing system.
Background
With the acceleration of the urban process, the urban population is increased, the discharge amount of industrial and domestic sewage is increased, and the construction of sewage treatment plants is very popular. The sludge amount generated in the sewage treatment process is increased increasingly, and the sewage pollution problem causes the sludge pollution problem. In order to avoid secondary pollution and effectively utilize the effective components in municipal domestic sludge, sludge treatment has become a worldwide concern. At present, the urban domestic sludge treatment modes mainly comprise landfill, incineration, composting and the like. However, in any method, the step of dehydration and drying is necessary, and how to economically and efficiently dehydrate and dry municipal domestic sludge becomes an important subject for sludge treatment. At present, the dehydration of sludge is usually carried out by using a plate-and-frame filter press, and the sludge is required to be conveyed into the plate-and-frame filter press during sewage treatment. For example, chinese patent publication CN207002548U describes an automatic sludge press filtration system, which includes a sludge storage tank, a membrane plate-and-frame filter press, a press water tank, and a cleaning water tank, wherein a sludge feed pump is disposed on a connection pipe between the sludge storage tank and the membrane plate-and-frame filter press, and a PAM input pipe is disposed on a pipe between the sludge feed pump and the sludge storage tank; a squeezing water pump is arranged on a connecting pipeline between the squeezing water tank and the diaphragm plate-and-frame filter press, a cleaning water pump is arranged on a connecting pipeline between the cleaning water tank and the diaphragm plate-and-frame filter press, and industrial water input pipes are arranged on the squeezing water tank and the cleaning water tank; a conveying mechanism is arranged below the diaphragm plate-and-frame filter press; an air input pipe is arranged on the sludge storage pool, the air input pipe extends to the bottom of the sludge storage pool, an aeration device is arranged at the bottom of the sludge storage pool, and the air input pipe is connected with the aeration device.
However, the sludge has higher water content and possibly contains microorganisms, the sludge which is not subjected to modulation treatment is directly conveyed into a plate-and-frame filter press through a pipeline to be subjected to filter pressing, so that the problems of pipeline blockage and feed pump damage are easily caused, and in addition, the pressed filter cake has larger smell and is not beneficial to the environment.
Disclosure of utility model
The utility model aims to solve the problems that the sludge with higher water content and possibly microorganisms is directly conveyed into a plate-and-frame filter press through a pipeline for filter pressing, so that the pipeline is easy to be blocked and a feed pump is easy to be damaged, and provides a sludge pressing system.
The aim of the utility model is achieved by the following technical scheme: a sludge squeezing system comprises a plate-and-frame filter press; the device also comprises a feeding mechanism, a sludge modulating tank and a cleaning water tank; the feeding device is connected with the sludge modulating tank; the sludge modulating tank is also connected with a dosing system; the sludge modulating tank is connected with the plate-and-frame filter press through a sludge inlet pipe; a feed pump is arranged on the mud inlet pipe; the cleaning water tank is connected with the plate-and-frame filter press through a cleaning pipe; a water suction pump is arranged on the cleaning pipe;
Further, the dosing system comprises a plurality of dosing tanks; the dosing tank is connected with the sludge modulating tank through a dosing pipe; the dosing pipe is provided with a dosing pump;
Further, a concentration meter and a liquid level meter are also arranged in the sludge modulating tank;
Further, the feeding mechanism comprises a discharging bin and a feeding pool; the feeding pool is obliquely arranged; the sludge modulating tank is connected with the lower end of the feeding tank, and the sludge in the feeding tank automatically flows into the sludge modulating tank by gravity; the bottom of the discharging bin is provided with a control valve;
Further, the feeding tank comprises a bottom plate, side plates and end plates; the bottom plate is obliquely arranged; the lower end of the bottom plate is in arc transition connection with one side edge of the sludge modulating tank; the side plates are arranged on two sides of the bottom plate; the end plate is arranged on the bottom plate and far away from the modulation Chi Yiduan;
A feeding mechanism is arranged below the plate-and-frame filter press; the feeding mechanism is used for conveying filter cakes after press filtration;
The further technical scheme is that the feeding mechanism comprises a receiving hopper and a feeding auger.
The utility model has the following advantages:
1. The utility model adopts a mode of combining a sludge conditioning tank with an automatic plate-and-frame filter press, utilizes a dosing system to condition sludge in the sludge conditioning tank, adjusts the physicochemical property of the sludge, and avoids blocking when entering the plate-and-frame filter press;
2. carry out the filter-pressing through plate-and-frame filter press, dewater mud, improve the treatment effect of mud, can carry out self-cleaning to plate-and-frame filter press through cleaning water tank, wash the pipe, improve degree of automation, reduce the manual work.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the feed tank.
Fig. 3 is a schematic structural view of the discharging mechanism.
In the figure: 1. a plate and frame filter press; 2. a sludge modulating tank; 3. cleaning the water tank; 4. a mud inlet pipe; 5. a feed pump; 6. cleaning the tube; 7. a water pump; 8. a dosing tank; 9. a dosing tube; 10. a dosing pump; 11. a concentration meter; 12. a liquid level gauge; 13. a discharging bin; 14. a feed tank; 15. a bottom plate; 16. a side plate; 17. an end plate; 18. a feeding mechanism; 19. a receiving hopper; 20. and (5) feeding the auger.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Example 1: as shown in fig. 1 to 3, a sludge press system includes a plate and frame filter press 1; the device also comprises a feeding mechanism, a sludge modulating tank 2 and a cleaning water tank 3; the feeding device is connected with the sludge modulating tank 2; the sludge modulating tank 2 is also connected with a dosing system; the sludge modulating tank 2 is connected with the plate-and-frame filter press 1 through a sludge inlet pipe 4; a feeding pump 5 is arranged on the mud inlet pipe 4; the cleaning water tank 3 is connected with the plate-and-frame filter press 1 through a cleaning pipe 6; a water suction pump 7 is arranged on the cleaning pipe 6; in the embodiment, the plate-and-frame filter press 1 adopts a conventional commercially available product, and any reasonable model structure and a proper connection and installation mode can be selected according to the needs; in the embodiment, the feeding pump 5 and the water suction pump 7 are conventional products, and any reasonable model structure and installation mode can be selected according to the needs; in the embodiment, a feed pump 5 and a water suction pump 7 are connected with a conventional control cabinet, and the control cabinet is provided with a PLC control system; the utility model adopts a mode of combining a sludge conditioning tank with an automatic plate-and-frame filter press 1, utilizes a dosing system to condition sludge in a sludge conditioning tank 2, for example, a flocculating agent is added, so that small-particle materials are separated from water after agglomeration, and filter pressing is facilitated; or lime water and the like can be added to play roles in sterilization and the like so as to adjust the physical and chemical properties of the sludge and avoid blocking when entering the plate-and-frame filter press 1; the plate-and-frame filter press 1 is used for carrying out filter pressing, dehydrating sludge, improving the treatment effect of the sludge, and automatically cleaning the plate-and-frame filter press 1 through the cleaning water tank 3 and the cleaning pipe 6, improving the automation degree and reducing labor.
The dosing system comprises a plurality of dosing tanks 8; the dosing tank 8 is connected with the sludge modulating tank 2 through a dosing pipe 9; a dosing pump 10 is arranged on the dosing pipe 9; in the embodiment, the medicine adding tank 8 adopts a conventional commercially available product, and any reasonable model structure and a proper connection and installation mode can be selected according to the needs; in this embodiment, the drug pump 10 is a conventional commercially available product, and any reasonable model structure and appropriate connection and installation mode can be selected according to the needs; the dosing pump 10 is connected with a control cabinet; the chemical stored in the chemical tank 8 is added to the sludge impoundment 2 through the chemical pump 10 and the chemical pipe 9 to improve the physicochemical properties of the sludge and to enhance the squeezing effect.
A concentration meter 11 and a liquid level meter 12 are also arranged in the sludge modulating tank 2; in the embodiment, the concentration meter 11 and the liquid level meter 12 are conventional commercially available products, any reasonable model structure and proper connection and installation mode can be selected according to the needs, the concentration meter 11 is beneficial to detecting the concentration of the sludge in the sludge modulating tank 2, and the liquid level meter 12 is beneficial to detecting the liquid level in the sludge modulating tank 2 so as to control the feeding and discharging; in this embodiment, the concentration meter 11 and the liquid level meter 12 are both connected to a PLC control cabinet.
The feeding mechanism comprises a discharging bin 13 and a feeding pool 14; the feeding tank 14 is arranged obliquely; the sludge preparation tank 2 is connected with the lower end of the feeding tank 14, and the sludge in the feeding tank 14 automatically flows into the sludge preparation tank 2 by gravity; the bottom of the discharging bin 13 is provided with a control valve; in the embodiment, the bucket-shaped design of the discharging bin 13 is beneficial to the gravity flow mode of the sludge entering the feeding tank 14, the inclined design of the feeding tank 14 is beneficial to the gravity flow of the sludge which is not modulated to the modulating tank, the blockage in the sludge operation process is reduced, the sludge treatment efficiency is improved, and the equipment damage rate is reduced.
The feed tank 14 comprises a bottom plate 15, side plates 16 and end plates 17; the bottom plate 15 is obliquely arranged; the lower end of the bottom plate 15 is in arc transition connection with the edge of one side of the sludge modulating tank 2; the side plates 16 are arranged on two sides of the bottom plate 15; the end plate 17 is arranged on the bottom plate 15 away from the modulator Chi Yiduan; the inclined bottom plate 15 is beneficial to the sludge flowing into the sludge modulating tank 2 from the self-flow, so that the blockage is reduced; the bottom plate 15 is in arc transition connection with the edge of the sludge modulating tank 2, so that sludge can flow into the sludge modulating tank 2 conveniently; and two ends of the arc transition are also provided with side baffles; the side baffles avoid sludge overflow from two sides, and an end plate 17 is arranged at the higher end of the bottom plate 15, so that the installation is convenient.
A feeding mechanism 18 is arranged below the plate-and-frame filter press 1; the feeding mechanism 18 is used for conveying filter cakes after press filtration; the feeding mechanism 18 is beneficial to conveying filter cakes generated by filter pressing to the next treatment site, and avoiding a great deal of odor generated under the plate-and-frame filter press 1.
The feeding mechanism 18 comprises a receiving hopper 19 and a feeding auger 20; in the embodiment, the receiving hopper 19 is favorable for receiving the filter cake of the plate-and-frame filter press 1, and the feeding auger 20 is favorable for damaging and conveying the filter cake falling from above; in this embodiment, the feeding auger 20 includes a housing, a speed reducer motor, a rotating shaft, and a helical blade; the rotating shaft is driven by a speed reducer motor to rotate in the shell; the helical blades are arranged on the peripheral surface of the rotating shaft; the receiving hopper 19 is arranged at one end of the shell, and the discharge port is arranged at the other end of the shell.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A sludge squeezing system comprises a plate-and-frame filter press; the method is characterized in that: the device also comprises a feeding mechanism, a sludge modulating tank and a cleaning water tank; the feeding mechanism is connected with the sludge modulating tank; the sludge modulating tank is also connected with a dosing system; the sludge modulating tank is connected with the plate-and-frame filter press through a sludge inlet pipe; a feed pump is arranged on the mud inlet pipe; the cleaning water tank is connected with the plate-and-frame filter press through a cleaning pipe; and a water suction pump is arranged on the cleaning pipe.
2. The sludge press system of claim 1 wherein: the dosing system comprises a plurality of dosing tanks; the dosing tank is connected with the sludge modulating tank through a dosing pipe; and the dosing pipe is provided with a dosing pump.
3. The sludge press system of claim 1 wherein: and a concentration meter and a liquid level meter are also arranged in the sludge modulating tank.
4. The sludge press system of claim 1 wherein: the feeding mechanism comprises a discharging bin and a feeding pool; the feeding pool is obliquely arranged; the sludge modulating tank is connected with the lower end of the feeding tank, and the sludge in the feeding tank automatically flows into the sludge modulating tank by gravity; the bottom of the discharging bin is provided with a control valve.
5. The sludge press system of claim 4 wherein: the feeding pool comprises a bottom plate, side plates and end plates; the bottom plate is obliquely arranged; the lower end of the bottom plate is in arc transition connection with one side edge of the sludge modulating tank; the side plates are arranged on two sides of the bottom plate; the end plate is arranged at one end of the bottom plate far away from the modulation pool.
6. The sludge press system of claim 1 wherein: a feeding mechanism is arranged below the plate-and-frame filter press; the feeding mechanism is used for conveying filter cakes after press filtration.
7. The sludge press system of claim 6 wherein: the feeding mechanism comprises a receiving hopper and a feeding auger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312344.3U CN221028059U (en) | 2023-08-28 | 2023-08-28 | Sludge squeezing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322312344.3U CN221028059U (en) | 2023-08-28 | 2023-08-28 | Sludge squeezing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221028059U true CN221028059U (en) | 2024-05-28 |
Family
ID=91188296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322312344.3U Active CN221028059U (en) | 2023-08-28 | 2023-08-28 | Sludge squeezing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221028059U (en) |
-
2023
- 2023-08-28 CN CN202322312344.3U patent/CN221028059U/en active Active
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