CN112588808A - Integrated feeding system of modularization intelligence thermal desorption - Google Patents
Integrated feeding system of modularization intelligence thermal desorption Download PDFInfo
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- CN112588808A CN112588808A CN202011243539.1A CN202011243539A CN112588808A CN 112588808 A CN112588808 A CN 112588808A CN 202011243539 A CN202011243539 A CN 202011243539A CN 112588808 A CN112588808 A CN 112588808A
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- stirring
- feeding system
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- 238000003795 desorption Methods 0.000 title claims abstract description 22
- 239000002689 soil Substances 0.000 claims abstract description 67
- 238000005527 soil sampling Methods 0.000 claims abstract description 5
- 238000003756 stirring Methods 0.000 claims description 45
- 238000012216 screening Methods 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 11
- 238000005303 weighing Methods 0.000 claims description 10
- 238000003860 storage Methods 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000008439 repair process Effects 0.000 abstract description 11
- 230000036541 health Effects 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 239000003814 drug Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000007781 pre-processing Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000005067 remediation Methods 0.000 description 2
- 206010063385 Intellectualisation Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011066 ex-situ storage Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000002076 thermal analysis method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/06—Reclamation of contaminated soil thermally
- B09C1/065—Reclamation of contaminated soil thermally by pyrolysis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a modularized intelligent thermal desorption integrated feeding system, which comprises: the device comprises an intelligent soil sampling unit, an intelligent pretreatment unit and an intelligent feeding unit. Through the mode, the modularized intelligent thermal desorption integrated feeding system disclosed by the invention combines soil pretreatment and feeding ring sections, so that the pretreatment and feeding ring sections are automated, operators are reduced, the labor cost is reduced, the influence of the operating environment on the personal health is avoided, in addition, the feeding system is improved to realize uniform feeding, the equipment failure rate is reduced, and the repair efficiency is improved.
Description
Technical Field
The invention relates to the field of soil remediation systems, in particular to a modular intelligent thermal desorption integrated feeding system.
Background
The ex-situ thermal desorption remediation technology is one of the main technologies for remedying the organic matter contaminated soil at present, and the process flow sequentially comprises the following steps: the method comprises the steps of polluted soil pretreatment (screening, crushing and water content regulation), feeding, soil thermal analysis, discharging and tail gas treatment. The pretreatment and feeding ring section are important links for ensuring the stable operation of the thermal desorption technology, and the soil pretreatment link and the feeding ring section are separated in the current thermal desorption technology, so that more equipment and more operators are needed, the automation level of the equipment is low, the operators need to be in a high-risk closed greenhouse for a long time to operate, and certain influence is generated on the health of the human body.
At present, a vibrating screen is used for screening soil in a pretreatment link, the mode has low efficiency and the screened soil has larger granularity; after the pretreatment is finished, the soil is temporarily stored and stacked, so that the soil is agglomerated again to a certain extent, and the granularity is not uniform. The existing feeding system can not feed uniformly, the feeding system is often blocked and broken down easily due to the fact that the feeding is more, more and less, and the temperature of the rotary kiln is changed greatly in a short time, so that the repair difficulty is increased due to the unstable state, the condition of unqualified repair is easy to occur, the repair effect is poor, and the repair efficiency is reduced.
Disclosure of Invention
The invention mainly solves the technical problems that firstly, the soil pretreatment and the feeding link are combined, so that the pretreatment and the feeding link are automated, the number of operators is reduced, the labor cost is reduced, and the influence of the working environment on the human health is avoided; secondly, a feeding system is reformed to ensure the feeding to be uniform, the failure rate of equipment is reduced, and the repair efficiency is improved.
In order to solve the technical problems, the invention adopts a technical scheme that:
the utility model provides an integrated feeding system of modularization intelligence thermal desorption, includes: an intelligent soil-taking unit, an intelligent pretreatment unit and an intelligent feeding unit,
the intelligent soil taking unit comprises a track, a gripping device and a height sensor for detecting the height of the soil pile, the gripping device moves back and forth between the soil stacking area and the intelligent pretreatment unit along the track to automatically grip the soil on the soil stacking area and convey the soil to the intelligent pretreatment unit,
the intelligent pretreatment unit comprises a screening and crushing system and a quantitative dosing and stirring system,
the screening and crushing system comprises a storage bin, a feeding hole, a discharging hole, a crushing gear and a rolling shaft, wherein the feeding hole is arranged at the top of the storage bin, the discharging hole is arranged at the bottom of the storage bin, the rolling shaft is arranged in the storage bin, the crushing gear for crushing and screening soil is fixedly arranged on the rolling shaft,
the quantitative dosing and stirring system comprises a stirring bin, an automatic dosing device, a moisture content detector for detecting the moisture content of soil, a stirring shaft, a stirring blade and a discharging nozzle, wherein the feeding nozzle of the stirring bin is communicated with the discharge port, the automatic dosing device is communicated with the stirring bin, the discharging nozzle is arranged on the bottom surface of the stirring bin, the moisture content detector is arranged in the stirring bin, the stirring shaft is arranged at the lower part of the stirring bin, the stirring blade is arranged on the stirring shaft,
the intelligent feeding and feeding unit comprises a conveyor, a weighing sensor and a feeding catch wheel, wherein the weighing sensor is arranged on the conveyor, the head end of the conveyor is located below a feeding nozzle, the feeding catch wheel is arranged above the tail end of the conveyor, and poking plates are uniformly distributed on the outer wall of the feeding catch wheel to homogenize soil on the conveyor.
In a preferred embodiment of the present invention, the gripping device is disposed on the moving frame, and the first driving device drives the gripping device to move back and forth on the moving frame.
In a preferred embodiment of the present invention, the track is movably connected to the moving frame, and the second driving device drives the moving frame to move back and forth along the track.
In a preferred embodiment of the present invention, the moving frame is a gantry crane.
In a preferred embodiment of the invention, the weighing sensor is electrically connected with the intelligent soil taking unit and the intelligent pretreatment unit, when the weighing sensor detects that the soil on the conveyor is larger than a threshold value, the intelligent soil taking unit stops taking the soil, and the screening and crushing system and the quantitative stirring unit stop discharging the soil.
In a preferred embodiment of the present invention, a plurality of rollers for driving the crushing gear to rotate relatively are disposed in the bin.
In a preferred embodiment of the present invention, the stirring blade is a horizontal type double helical blade.
In a preferred embodiment of the present invention, the gear driving device drives the feeding gear to rotate.
In a preferred embodiment of the invention, the conveyor is a apron conveyor.
The invention has the beneficial effects that: the soil pretreatment and the feeding ring joint are combined, so that the pretreatment and the feeding ring joint are automated, operators are reduced, the labor cost is reduced by 10-20%, meanwhile, the influence of the operating environment on the personal health is avoided, in addition, the feeding system is improved to enable the feeding to be uniform, the equipment failure rate is reduced, the feeding speed is increased by 10-20% compared with the traditional method, and the repair efficiency is further improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a schematic structural diagram of a framework of a preferred embodiment of a modular intelligent thermal desorption integrated feeding system of the present invention;
FIG. 2 is a schematic structural diagram of an intelligent pre-processing unit in accordance with a preferred embodiment of the present invention;
fig. 3 is a schematic structural diagram of an intelligent feeding unit in a preferred embodiment of the modular intelligent thermal desorption integrated feeding system of the present invention;
fig. 4 is a schematic flow chart of a preferred embodiment of the modular intelligent thermal desorption integrated feeding system of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, 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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an embodiment of the present invention includes:
a modularized intelligent thermal desorption integrated feeding system combines a soil pretreatment link and a feeding link, reduces construction links, improves the automation level of equipment, and ensures the safety of operators; after the soil pretreatment is finished, the material is directly loaded, so that the uniformity of the soil granularity is ensured; the system can homogenize the feeding, reduce the probability of blockage and failure of the feeding system, improve the feeding efficiency, stabilize the temperature in the rotary kiln and improve the repair efficiency.
The utility model provides an integrated feeding system of modularization intelligence thermal desorption, its structure includes intelligent unit of fetching earth, intelligent preprocessing unit and intelligent material loading feed unit.
(1) Intelligent soil sampling unit
The intelligent soil sampling unit realizes the automatic soil grabbing function and structurally comprises a track 15, a moving frame, a grabbing device 9, a height sensor for detecting the height of a soil pile and a soil sampling controller.
The rail can set up in subaerial for remove the frame along rail round trip movement, in addition, grabbing device round trip movement on removing the frame improves grabbing device's work efficiency and the accurate nature of motion.
The grabbing device can adopt various different hoisting grabbing equipment such as a grab bucket, an excavator bucket and a manipulator, the soil taking controller is connected with the first driving device, the second driving device and the height sensor, and parameters such as the moving speed, the grabbing frequency, the elevation limit value of the grabbed soil pile and the descending height of the grabbing device are set.
Firstly, the soil in the temporary soil storage area 16 is conveyed to the soil stacking area 17, and when the height sensor detects that the soil pile in the soil stacking area reaches a preset height, the soil taking controller controls the driving device to drive the gripping device to move to the soil stacking area to automatically grip the soil; after soil is grabbed, the driving device drives the grabbing device to move to a soil pretreatment area, and soil is placed into the intelligent pretreatment unit, so that the automation of the whole soil fetching process is realized.
(2) Intelligent preprocessing unit 18
The intelligent pretreatment unit realizes the intelligent pretreatment function of soil, and the structure of the intelligent pretreatment unit comprises a screening and crushing system, a quantitative dosing and stirring system and a pretreatment control system. The pretreatment control system is respectively electrically connected with the screening and crushing system and the quantitative dosing and stirring system and controls the screening and crushing system and the quantitative dosing and stirring system to operate.
Screening crushing system includes feed bin 1, feed inlet, discharge gate 2, broken gear, roller bearing 3, the feed inlet set up in the top of feed bin, the discharge gate set up in the bottom of feed bin is provided with a plurality ofly in the feed bin the roller bearing, every fixed broken gear that is used for broken screening soil that is provided with on the roller bearing, after soil got into the feed bin from the feed inlet, the roller bearing drove the rotation of broken gear and extrudes broken soil, and the soil after the breakage fell into the ration from the discharge gate and adds medicine mixing system.
The below of feed bin is provided with ration adds medicine mixing system, ration adds medicine mixing system includes stirring storehouse 4, automatic reagent feeding device 5, is used for detecting moisture content detector, (mixing) shaft 6, stirring vane 7, the unloading mouth of soil moisture content.
The feeding mouth 8 at the top of stirring storehouse with the discharge gate is linked together, automatic reagent feeding device with the stirring storehouse is linked together to add the medicine automatically, the unloading mouth sets up in the bottom surface in stirring storehouse, be provided with in the stirring storehouse the moisture content detector the (mixing) shaft, the (mixing) shaft sets up in the lower part in stirring storehouse, stirring vane set up in on the (mixing) shaft. Wherein, the stirring blades are horizontal double helical blades.
When the moisture content detector detects that the moisture content of the soil is larger than a set value, the automatic dosing device is started, the automatic dosing device automatically doses the corresponding dose of the medicament into the stirring bin according to the real-time moisture content of the soil and the dosing proportion, and the stirring shaft drives the stirring blades to rotate so as to uniformly stir the soil and the medicament.
The intelligent pretreatment unit control system and the intelligent feeding unit are mutually linked through a weighing sensor.
(3) Intelligent feeding and feeding unit 19
The intelligent feeding unit realizes the functions of quantitative feeding and uniform feeding. The intelligent feeding unit structurally comprises a apron conveyor 10, a weighing sensor 11, a feeding catch wheel 13, a material shifting plate 14 and a catch wheel driving device.
The scale conveyer is provided with a weighing sensor, the head end of the scale conveyer is located below the blanking nozzle, a certain height above the tail end of the scale conveyer is provided with the feeding catch wheel, the material shifting plate is uniformly distributed on the outer wall of the feeding catch wheel, the catch wheel driving device comprises a motor and a speed reducer, the motor and the speed reducer drive the feeding catch wheel to rotate, so that only a certain amount of soil can pass through between the feeding catch wheel and the scale, the feeding is homogenized, and the subsequent repairing treatment of a kiln body is facilitated.
When the soil on the apron conveyor is excessive and the gravity induction value is larger than a set value, the pretreatment control system controls the blanking nozzle to close and stops discharging; and when the gravity sensing value is smaller than the set value, the pretreatment control system controls the intelligent pretreatment unit to continue feeding.
The modular intelligent thermal desorption integrated feeding system has the beneficial effects that:
1. in the aspects of operating environment and human health, the system replaces a manual operation mode in a polluted environment with a full-automatic intelligent pretreatment mode, reduces the influence of repair construction on the human health, and ensures the personal safety of long-term operators;
2. in the aspect of labor cost, the system combines a soil pretreatment link and a feeding link in the heterotopic thermal desorption technology, so that the construction link is reduced, the whole process is automatically controlled, operators are reduced, and the labor cost is reduced by 10-20%;
3. in the aspect of restoration efficiency, the system realizes the integration of soil pretreatment and feeding, reduces construction links, reduces equipment failure rate, improves feeding efficiency and shortens restoration period; the intelligent feeding and feeding unit realizes the functions of quantitative feeding and uniform feeding, reduces the failure rate of equipment, and increases the running time of the equipment by 10-20%; the whole feeding process realizes full automation and intellectualization, the feeding efficiency is improved by 15-20%, the repair period is shortened, and the repair efficiency is improved by 15-20%.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides an integrated feeding system of modularization intelligence thermal desorption which characterized in that includes: an intelligent soil-taking unit, an intelligent pretreatment unit and an intelligent feeding unit,
the intelligent soil taking unit comprises a track, a gripping device and a height sensor for detecting the height of the soil pile, the gripping device moves back and forth between the soil stacking area and the intelligent pretreatment unit along the track to automatically grip the soil on the soil stacking area and convey the soil to the intelligent pretreatment unit,
the intelligent pretreatment unit comprises a screening and crushing system and a quantitative dosing and stirring system,
the screening and crushing system comprises a storage bin, a feeding hole, a discharging hole, a crushing gear and a rolling shaft, wherein the feeding hole is arranged at the top of the storage bin, the discharging hole is arranged at the bottom of the storage bin, the rolling shaft is arranged in the storage bin, the crushing gear for crushing and screening soil is fixedly arranged on the rolling shaft,
the quantitative dosing and stirring system comprises a stirring bin, an automatic dosing device, a moisture content detector for detecting the moisture content of soil, a stirring shaft, a stirring blade and a discharging nozzle, wherein the feeding nozzle of the stirring bin is communicated with the discharge port, the automatic dosing device is communicated with the stirring bin, the discharging nozzle is arranged on the bottom surface of the stirring bin, the moisture content detector is arranged in the stirring bin, the stirring shaft is arranged at the lower part of the stirring bin, the stirring blade is arranged on the stirring shaft,
the intelligent feeding and feeding unit comprises a conveyor, a weighing sensor and a feeding catch wheel, wherein the weighing sensor is arranged on the conveyor, the head end of the conveyor is located below a feeding nozzle, the feeding catch wheel is arranged above the tail end of the conveyor, and poking plates are uniformly distributed on the outer wall of the feeding catch wheel to homogenize soil on the conveyor.
2. The integrated feeding system of claim 1, wherein the gripping device is disposed on the movable frame, and the first driving device drives the gripping device to move back and forth on the movable frame.
3. The integrated feeding system of claim 2, wherein the rail is movably connected to the movable frame, and the second driving device drives the movable frame to move back and forth along the rail.
4. The integrated feeding system of claim 2 or 3, wherein the moving frame is a gantry crane.
5. The modular intelligent thermal desorption integrated feeding system of claim 1, wherein the gripping device comprises a grab bucket, a bucket and a manipulator.
6. The integrated feeding system of claim 1, wherein the weighing sensor is electrically connected with the intelligent soil sampling unit and the intelligent pretreatment unit.
7. The integrated feeding system of modular intelligent thermal desorption of claim 1, wherein a plurality of rollers driving the crushing gear to rotate relatively are arranged in the bin.
8. The modular intelligent thermal desorption integrated feeding system of claim 1, wherein the stirring blade is a horizontal double helix blade.
9. The modular intelligent thermal desorption integrated feeding system according to claim 1, wherein the catch wheel driving device drives the feeding catch wheel to rotate.
10. The modular intelligent thermal desorption integrated feeding system of claim 1, wherein the conveyor is a apron conveyor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011243539.1A CN112588808A (en) | 2020-11-10 | 2020-11-10 | Integrated feeding system of modularization intelligence thermal desorption |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011243539.1A CN112588808A (en) | 2020-11-10 | 2020-11-10 | Integrated feeding system of modularization intelligence thermal desorption |
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| Publication Number | Publication Date |
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| CN112588808A true CN112588808A (en) | 2021-04-02 |
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| CN202011243539.1A Pending CN112588808A (en) | 2020-11-10 | 2020-11-10 | Integrated feeding system of modularization intelligence thermal desorption |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100067984A (en) * | 2008-12-12 | 2010-06-22 | 동우바이오 주식회사 | Agitator of food waste treatment machine having a load cell |
| CN205308948U (en) * | 2015-12-30 | 2016-06-15 | 北京高能时代环境技术股份有限公司 | Pollute soil repairing system |
| WO2020147658A1 (en) * | 2019-01-18 | 2020-07-23 | 南京工业大学 | Externally heated rotary-type organic contaminated soil thermal desorption device with heat transfer augmentation |
| CN111733920A (en) * | 2020-06-30 | 2020-10-02 | 北京建工环境修复股份有限公司 | Intelligent feeding control system and control method thereof |
| CN214160858U (en) * | 2020-11-10 | 2021-09-10 | 苏州精英环保有限公司 | Integrated feeding system of modularization intelligence thermal desorption |
-
2020
- 2020-11-10 CN CN202011243539.1A patent/CN112588808A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100067984A (en) * | 2008-12-12 | 2010-06-22 | 동우바이오 주식회사 | Agitator of food waste treatment machine having a load cell |
| CN205308948U (en) * | 2015-12-30 | 2016-06-15 | 北京高能时代环境技术股份有限公司 | Pollute soil repairing system |
| WO2020147658A1 (en) * | 2019-01-18 | 2020-07-23 | 南京工业大学 | Externally heated rotary-type organic contaminated soil thermal desorption device with heat transfer augmentation |
| CN111733920A (en) * | 2020-06-30 | 2020-10-02 | 北京建工环境修复股份有限公司 | Intelligent feeding control system and control method thereof |
| CN214160858U (en) * | 2020-11-10 | 2021-09-10 | 苏州精英环保有限公司 | Integrated feeding system of modularization intelligence thermal desorption |
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Effective date of registration: 20220819 Address after: Room b1-4265, building 3, 20 Yong'an Road, Shilong Economic Development Zone, Mentougou District, Beijing 102300 Applicant after: Zhongke langmai Technology Co.,Ltd. Address before: Room 928, Xinghai international building, 28 Wansheng street, Suzhou Industrial Park, Suzhou area, China (Jiangsu) pilot Free Trade Zone, 215000, Jiangsu Province Applicant before: Suzhou elite environmental protection Co.,Ltd. |