CN112110631A - Continuous step high pressure dewatering system - Google Patents
Continuous step high pressure dewatering system Download PDFInfo
- Publication number
- CN112110631A CN112110631A CN202011075438.8A CN202011075438A CN112110631A CN 112110631 A CN112110631 A CN 112110631A CN 202011075438 A CN202011075438 A CN 202011075438A CN 112110631 A CN112110631 A CN 112110631A
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- China
- Prior art keywords
- mesh belt
- prepressing
- unit
- filter screen
- cloth
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000463 material Substances 0.000 claims abstract description 37
- 239000004744 fabric Substances 0.000 claims abstract description 19
- 230000018044 dehydration Effects 0.000 claims abstract description 15
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 15
- 238000004804 winding Methods 0.000 claims abstract description 5
- 238000005056 compaction Methods 0.000 claims abstract description 3
- 238000010030 laminating Methods 0.000 claims abstract description 3
- 238000009826 distribution Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 description 25
- 238000000034 method Methods 0.000 description 8
- 239000010802 sludge Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000010008 shearing Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000009264 composting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- -1 electroplating Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/801—Driving means, shaft packing systems or the like
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The application discloses a continuous step high-pressure dehydration system, which comprises a cloth unit, a prepressing unit, a squeezing unit and an unloading unit which are sequentially arranged, wherein the cloth unit comprises a cloth mesh belt and a blanking box arranged above the cloth mesh belt, and materials fall onto the cloth mesh belt from the blanking box; the prepressing unit comprises a prepressing upper mesh belt and a prepressing lower mesh belt which are mutually attached, materials fall between the prepressing upper mesh belt and the prepressing lower mesh belt from the cloth mesh belt, and the prepressing upper mesh belt and the prepressing lower mesh belt are simultaneously subjected to prepressing and dewatering by a plurality of winding rollers; the unit of squeezing includes the last filter screen and the lower filter screen of laminating mutually, the filter screen bottom surface is provided with squeezes the platform down, it is provided with the pressure subassembly to go up the filter screen bottom surface, and the material gets into after the pre-compaction dehydration between last filter screen and the lower filter screen, squeeze the platform and squeeze and arrange the material into after the material the unit of unloading. The invention realizes high-efficiency dehydration.
Description
Technical Field
The application relates to a dewatering system, in particular to a continuous step high-pressure dewatering system.
Background
In the environmental protection industry, sewage treatment plants generate a large amount of sludge every year, in the industrial field, such as papermaking, printing and dyeing, food, medicine, electroplating, chemical industry and other industries, a large amount of waste residues are generated in the production process, and deep dehydration reduction is a necessary link before reasonable disposal of the sludge and the waste residues.
Including environmental protection and industrial fields, the solid-liquid separation market capacity of China in 2014 is more than 120 billion yuan. 3500 million tons of municipal sludge are probably generated in 2015 in China all the year round, and the sludge amount is estimated to be increased to 6000 million-9000 million tons in 2020.
As long as the environment-friendly industry exists, as long as industrial production exists, the demand on solid-liquid separation equipment exists all the time, along with the promotion of the urbanization process, the living standard of people is gradually improved, the production amount of sludge and waste residues can be continuously increased every year, and the demand of the market on deep dehydration can be continuously increased correspondingly.
Disclosure of Invention
The invention aims to provide a continuous step high-pressure dehydration system.
In order to achieve the above object, the present invention provides the following technical solutions.
The embodiment of the application discloses a continuous step high-pressure dehydration system, which comprises a material distribution unit, a prepressing unit, a pressing unit and a discharging unit which are arranged in sequence,
the cloth unit comprises a cloth mesh belt and a blanking box arranged above the cloth mesh belt, and materials fall onto the cloth mesh belt from the blanking box;
the prepressing unit comprises a prepressing upper mesh belt and a prepressing lower mesh belt which are mutually attached, materials fall between the prepressing upper mesh belt and the prepressing lower mesh belt from the cloth mesh belt, and the prepressing upper mesh belt and the prepressing lower mesh belt are simultaneously subjected to prepressing and dewatering by a plurality of winding rollers;
the unit of squeezing includes the last filter screen and the lower filter screen of laminating mutually, the filter screen bottom surface is provided with squeezes the platform down, it is provided with the pressure subassembly to go up the filter screen bottom surface, and the material gets into after the pre-compaction dehydration between last filter screen and the lower filter screen, squeeze the platform and squeeze and arrange the material into after the material the unit of unloading.
Preferably, in the continuous step high pressure dewatering system, two feeding rollers attached to each other are arranged in the feeding box, and the material is extruded between the two feeding rollers and is uniformly fed onto the cloth mesh belt.
Preferably, in the continuous step high pressure dewatering system, a bell mouth is formed at the top of the blanking box.
Preferably, in the continuous step high pressure dewatering system, an upper lining belt is arranged inside the upper filter screen, and a lower lining belt is arranged inside the lower filter screen.
Preferably, in the continuous step high pressure dewatering system, the pressing assembly vertically acts on the upper liner.
Preferably, in the continuous step high pressure dewatering system, the distribution mesh belt, the prepressing lower mesh belt and the lower filter screen are the same rotary belt.
Preferably, in the continuous step high pressure dewatering system, the upper filter screen is arranged inside the pre-pressing upper mesh belt.
Compared with the prior art, the technical scheme has the advantages that:
(1) the full-automatic continuous operation of equipment, feeding, reinforced, operation and unloading all are automatic operation, do not need artifical auxiliary production, and is efficient, low in labor strength.
(2) The operation cost is low, the shearing force of the traditional belt machine and the surface pressing of the plate frame machine are combined by the equipment, the advantages of the shearing force and the surface pressing of the traditional belt machine and the plate frame machine are combined, the pressing pressure is large (the shearing force is 2-8kN/m, the surface pressing is 0-6 MPa), the mud cake is thin (usually 0.5-1cm), the filtering efficiency is high, and the energy consumption is low.
(3) The adaptability is strong, the equipment comprises a pre-pressing area and a pressing area, the pressing pressure is gradually pressurized in a gradient manner, the adaptability to the fluctuation of the water content of the fed material is stronger, and meanwhile, the equipment can adopt various filter media and has stronger adaptability to different materials.
(4) Aiming at materials difficult to dehydrate, the multiple modification modes have synergistic effect, and the corresponding modification modes can be selected according to the final disposal route without influencing the final disposal.
(5) The equipment collocation is more flexible, can be used for the project of transformation, also can be used for newly-built project, both can be used to fresh sludge's dehydration, also can be used to stock sludge's dehydration.
(6) The equipment has many application occasions, can be used as deep dehydration equipment, the front end of the equipment is matched with equipment such as a common belt machine, a centrifugal machine, a spiral shell stacking machine, a plate frame machine and the like, the water content is further reduced, the equipment can also be combined with drying equipment, the equipment can be used as pre-dehydration equipment of the drying equipment, the load of the drying equipment is reduced, meanwhile, the equipment can also be combined with treatment equipment (such as fermentation composting, brick making, burning and the like), and the cost of rear-end treatment is saved or the period is shortened.
(7) The parameters of the whole squeezing process can be recorded and stored, and the optimal design can be realized for different materials, so that the pertinence is stronger.
(8) Can set up ejection of compact moisture content according to the customer requirement, equipment can be according to the production conditions automatic adjustment equipment parameter in the certain limit, and is more intelligent.
(9) When dangerous or poisonous and harmful materials are filtered in production, the technology can avoid the contact of operators and the materials, and can avoid safety and production accidents.
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 description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic diagram of a continuous step high pressure dewatering system in an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described in detail below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the continuous step high pressure dewatering system comprises a kettle body, which comprises a material distribution unit 100, a pre-pressing unit 200, a pressing unit 300, and a discharging unit 400, which are arranged in sequence, wherein the material distribution mesh belt, the pre-pressing lower mesh belt, and the lower filter screen are the same rotary belt 101, the rotary belt 101 passes through the material distribution unit 100, the pre-pressing unit 200, the pressing unit 300, and the discharging unit 400 in sequence,
the distributing unit 100 further comprises a blanking box 102 arranged above the rotary belt 101, and the materials fall onto the rotary belt 101 from the blanking box 102;
the prepressing unit 200 comprises a prepressing upper mesh belt 201 mutually attached to the rotary belt 101, materials are pressed on the rotary belt 101 through the prepressing upper mesh belt 201, and the prepressing upper mesh belt 201 and the rotary belt 101 are prepressed and dehydrated through a plurality of winding rollers 202;
the pressing unit 300 comprises an upper filter screen 301 attached to the rotary belt 101, a pressing platform (not shown) is arranged on the bottom surface of the rotary belt 101 in the pressing unit area, a pressing assembly 302 is arranged on the bottom surface of the upper filter screen 301, the upper filter screen 301 is arranged in the pre-pressing mesh belt 201, materials enter the pressed assembly 302 for pressing and dewatering after being pre-pressed and dewatered, and the materials are discharged into a discharging unit 400 after being pressed by the pressing platform, so that dewatering is completed. An upper lining belt (not shown) is arranged in the upper filter screen 301, and a lower lining belt (not shown) is arranged in the rotary belt 101. The pressing assembly 302 acts vertically on the upper liner.
In the embodiment, materials are uniformly distributed on a rotary belt through a distribution unit, the materials are clamped between a pre-pressing mesh belt and the rotary belt along with the rotation of a winding roller of the rotary belt, the materials are pre-dehydrated through the tension and the shearing force of the pre-pressing mesh belt and the rotary belt, a squeezing unit is composed of an upper filter screen, a lower filter screen, an upper lining belt, a lower lining belt and a pressurizing assembly which run in a circulating mode, the upper filter screen, the lower filter screen, the upper lining belt, the lower lining belt and the pressurizing assembly are overlapped in a squeezing area to form a squeezing surface which is close to a plane, the pressurizing assembly acts on the lining belts vertically to provide squeezing pressure, the equipment provides the shearing force of 2-8kN/m and the surface pressure of 0-6MPa, the materials in a filter screen interlayer are subjected to high-pressure dehydration, the squeezing liquid is discharged through gaps of the filter screens and the caterpillar belts.
Furthermore, two feeding rollers 103 attached to each other are disposed in the feeding box 102, and the material is extruded between the two feeding rollers 103 and is uniformly fed onto the rotary belt 101.
In this embodiment, even blanking is realized.
Further, a bell mouth is formed at the top of the feed box 102.
In this example, the feeding was facilitated.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing is directed to embodiments of the present application and it is noted that numerous modifications and adaptations may be made by those skilled in the art without departing from the principles of the present application and are intended to be within the scope of the present application.
Claims (7)
1. A continuous step high pressure dehydration system is characterized by comprising a material distribution unit, a prepressing unit, a squeezing unit and a discharging unit which are arranged in sequence,
the cloth unit comprises a cloth mesh belt and a blanking box arranged above the cloth mesh belt, and materials fall onto the cloth mesh belt from the blanking box;
the prepressing unit comprises a prepressing upper mesh belt and a prepressing lower mesh belt which are mutually attached, materials fall between the prepressing upper mesh belt and the prepressing lower mesh belt from the cloth mesh belt, and the prepressing upper mesh belt and the prepressing lower mesh belt are simultaneously subjected to prepressing and dewatering by a plurality of winding rollers;
the unit of squeezing includes the last filter screen and the lower filter screen of laminating mutually, the filter screen bottom surface is provided with squeezes the platform down, it is provided with the pressure subassembly to go up the filter screen bottom surface, and the material gets into after the pre-compaction dehydration between last filter screen and the lower filter screen, squeeze the platform and squeeze and arrange the material into after the material the unit of unloading.
2. The continuous-step high-pressure dewatering system according to claim 1, wherein two blanking rollers are attached to each other in the blanking box, and the material is extruded between the two blanking rollers and evenly blanked onto the cloth mesh belt.
3. The continuous step high pressure dewatering system of claim 1, wherein the top of the blanking box is flared.
4. The continuous-step high-pressure dewatering system of claim 1, wherein an upper liner belt is disposed inside the upper screen and a lower liner belt is disposed inside the lower screen.
5. The continuous step high pressure dewatering system of claim 4, wherein the press assembly acts vertically on the upper liner.
6. The continuous-step high-pressure dewatering system of claim 1, wherein the cloth mesh belt, the pre-pressed lower mesh belt, and the lower screen are the same rotary belt.
7. The continuous step high pressure dewatering system of claim 1, wherein the upper screen is disposed inside the pre-press upper mesh belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011075438.8A CN112110631A (en) | 2020-10-09 | 2020-10-09 | Continuous step high pressure dewatering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011075438.8A CN112110631A (en) | 2020-10-09 | 2020-10-09 | Continuous step high pressure dewatering system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112110631A true CN112110631A (en) | 2020-12-22 |
Family
ID=73797605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011075438.8A Pending CN112110631A (en) | 2020-10-09 | 2020-10-09 | Continuous step high pressure dewatering system |
Country Status (1)
| Country | Link |
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| CN (1) | CN112110631A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206597365U (en) * | 2017-02-27 | 2017-10-31 | 山东创新华一环境工程有限公司 | A kind of snakelike squeezing band filter |
| CN110117147A (en) * | 2019-06-20 | 2019-08-13 | 成都颂源环保科技有限公司 | A kind of continuous deep dehydration equipment |
| CN210506034U (en) * | 2019-07-23 | 2020-05-12 | 成都颂源环保科技有限公司 | Continuous deep dehydration equipment with drying function |
| CN213416628U (en) * | 2020-10-09 | 2021-06-11 | 江苏澳洋生态园林股份有限公司 | Continuous step high pressure dewatering system |
-
2020
- 2020-10-09 CN CN202011075438.8A patent/CN112110631A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206597365U (en) * | 2017-02-27 | 2017-10-31 | 山东创新华一环境工程有限公司 | A kind of snakelike squeezing band filter |
| CN110117147A (en) * | 2019-06-20 | 2019-08-13 | 成都颂源环保科技有限公司 | A kind of continuous deep dehydration equipment |
| CN210506034U (en) * | 2019-07-23 | 2020-05-12 | 成都颂源环保科技有限公司 | Continuous deep dehydration equipment with drying function |
| CN213416628U (en) * | 2020-10-09 | 2021-06-11 | 江苏澳洋生态园林股份有限公司 | Continuous step high pressure dewatering system |
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Effective date of registration: 20220729 Address after: Room a1001 (Xin'ao building), No. 18 Yangzi Road, yangshe Town, Zhangjiagang City, Suzhou City, 215600 Jiangsu Aoyang Environmental Technology Co.,Ltd. Applicant after: Jiangsu Aoyang Environmental Technology Co.,Ltd. Address before: 215600 Jiangsu Aoyang Ecological Landscape Co., Ltd. No. 18 Yangtze Road (Xinao Building), Tang City, Zhangjiagang City, Suzhou City, Jiangsu Province Applicant before: JIANGSU AOYANG ECOLOGICAL GARDEN Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201222 |