CN108941178B - Energy-saving soil pollution thermal desorption device - Google Patents
Energy-saving soil pollution thermal desorption device Download PDFInfo
- Publication number
- CN108941178B CN108941178B CN201810835971.6A CN201810835971A CN108941178B CN 108941178 B CN108941178 B CN 108941178B CN 201810835971 A CN201810835971 A CN 201810835971A CN 108941178 B CN108941178 B CN 108941178B
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- Prior art keywords
- fixedly connected
- motor
- thermal desorption
- shell
- energy
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- 238000003795 desorption Methods 0.000 title claims abstract description 29
- 238000003900 soil pollution Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000002146 bilateral effect Effects 0.000 claims 3
- 239000002689 soil Substances 0.000 abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000001035 drying Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 239000002994 raw material Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000002957 persistent organic pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000383 hazardous chemical Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Images
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C1/00—Crushing or disintegrating by reciprocating members
- B02C1/14—Stamping mills
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
- F26B17/02—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces
- F26B17/04—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by belts carrying the materials; with movement performed by belts or elements attached to endless belts or chains propelling the materials over stationary surfaces the belts being all horizontal or slightly inclined
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Sustainable Development (AREA)
- Food Science & Technology (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses an energy-saving type soil pollution thermal desorption device which comprises a shell, wherein a first motor base is fixedly connected to the left rear side of the shell, a first motor is fixedly connected to the upper portion of the first motor base, a crank is fixedly connected to the middle of the output end of the first motor, the front end of the output end of the first motor penetrates through the shell and is connected with a driving belt wheel, a first transmission rod is rotatably connected to the upper portion of the crank, a second transmission rod is rotatably connected to the upper portion of the first transmission rod, a guide support is fixedly connected to the rear side of the shell, and the second transmission rod is connected with the guide. Compared with the prior art, the invention has the beneficial effects that: when the soil treatment device is used, soil is pre-crushed, then the soil on the conveying belt is subjected to drying pretreatment, most of water in the soil is removed, more heat can be saved during thermal desorption, the swinging second heating device can treat the soil more comprehensively, and the treatment dead angle of positioning heating is avoided.
Description
Technical Field
The invention relates to a soil treatment device, in particular to an energy-saving soil pollution thermal desorption device.
Background
As the public gradually knows the environmental and health hazards of organic pollutants, an economic and effective method is urgently needed to treat the toxic substances, and the main repair technology of the organic pollutant polluted soil comprises biological repair, chemical repair, physical repair and the like.
Thermal desorption is used as a non-combustion technology, the pollutant treatment range is wide, equipment is movable, the soil can be recycled after remediation, particularly for chlorine-containing organic matters, the non-oxidative combustion treatment mode can avoid that dioxin is generated by directly heating or indirectly heating the polluted soil to a sufficient temperature so as to volatilize or separate organic pollutants contained in the polluted soil, the thermal desorption is a physical separation process for converting the pollutants from one phase to the other phase, the target pollutants can be selectively volatilized by controlling the temperature of a thermal desorption system and the retention time of materials, the currently used thermal desorption device adopts a direct heating mode for thermal desorption, but heat source gas and volatilized polluted gas are mixed with each other, the subsequent tail gas treatment cost is increased, the system energy consumption is high, the thermal utilization rate is low, and the soil contains more water, drying cannot be performed, and when thermal desorption is performed, a large amount of heat is consumed for evaporating water, and the effect of the treatment is poor.
For this reason, the chinese patent (granted publication: CN 207446954U) discloses an energy-saving thermal desorption device for soil pollution, but the heating plate of the device does not move, and there is a dead angle for the treatment of soil. Therefore, the technical personnel in the field propose an energy-saving soil pollution thermal desorption device to solve the problems proposed in the background.
Disclosure of Invention
The invention aims to provide an energy-saving soil pollution thermal desorption device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
an energy-saving soil pollution thermal desorption device comprises a shell, a first motor base is fixedly connected at the left rear part of the shell, a first motor is fixedly connected above the first motor base, a crank throw is fixedly connected in the middle of the output end of the first motor, the front end of the output end of the first motor penetrates through the shell to be connected with a driving belt wheel, a first transmission rod is rotatably connected above the crank throw, a second transmission rod is rotatably connected above the first transmission rod, a guide bracket is fixedly connected at the rear side of the shell, the second transmission rod is slidably connected with the guide bracket, a horizontal connecting rod is fixedly connected at the front side of the top of the second transmission rod, a longitudinal through groove is arranged above the left side of the shell, the front end of the horizontal connecting rod passes through the longitudinal through groove to be connected with a rectangular frame, the inner side of the rectangular frame is fixedly connected with a metal net, a feeding hopper is fixedly connected to the left upper part of the shell and is positioned right above the rectangular frame; the right side of the upper part inside the shell is fixedly connected with a first heating device, the right side inside the shell is rotatably connected with a driven belt wheel through a fixed shaft, a conveying belt is sleeved between the driven belt wheel and a driving belt wheel, a plurality of bulges are fixedly connected to the outer side of the conveying belt, swing rods are rotatably connected to the left side and the right side of the lower part of the conveying belt through limiting rotating shafts, the upper ends of the swing rods are abutted against the bulges, the lower end of each swing rod is rotatably connected with an installation bottom plate, and a plurality of second heating devices are fixedly connected to; the second motor base is fixedly connected to the lower portion of the right side of the shell, the second motor is fixedly connected to the upper portion of the second motor base, the output end of the second motor penetrates through the shell to be connected with a discharging rotating shaft, and a spiral auger is fixedly connected to the outer side of the discharging rotating shaft.
As a further scheme of the invention: the horizontal type universal wheel is characterized in that longitudinal support rods are fixedly connected to the left and right of the bottom of the shell in a symmetrical mode, a horizontal bottom plate is fixedly connected to the bottom of the longitudinal support rods, universal wheels are fixedly connected to the left and right of the lower portion of the horizontal bottom plate in a symmetrical mode, and the universal wheels are fixedly connected with the horizontal bottom plate through bolts.
As a still further scheme of the invention: the protrusions are integrally formed with the conveyor belt.
As a still further scheme of the invention: and a discharge hole is formed in the left lower part of the shell.
As a still further scheme of the invention: the first motor and the second motor are both alternating current motors and are respectively electrically connected with the power supply through switches.
As a still further scheme of the invention: the first heating device electrical power is greater than the second heating device electrical power.
As a still further scheme of the invention: the diameters of the driving belt wheel and the driven belt wheel are the same.
As a still further scheme of the invention: the diameter of the mesh of the metal net is 1-2 cm.
Compared with the prior art, the invention has the beneficial effects that: when the soil treatment device is used, soil is pre-crushed, then the soil on the conveying belt is subjected to drying pretreatment, most of water in the soil is removed, more heat can be saved during thermal desorption, the swinging second heating device can treat the soil more comprehensively, and the treatment dead angle of positioning heating is avoided.
Drawings
FIG. 1 is a schematic structural diagram of an energy-saving thermal desorption device for soil pollution;
FIG. 2 is a left side view schematic diagram of an energy-saving soil pollution thermal desorption device;
FIG. 3 is a schematic top view of a rectangular frame of an energy-saving thermal desorption device for soil contamination.
In the figure: 1-shell, 2-longitudinal supporting rod, 3-horizontal bottom plate, 4-universal wheel, 5-first motor seat, 6-first motor, 7-crank, 8-driving pulley, 9-first driving rod, 10-guide bracket, 11-second driving rod, 12-horizontal connecting rod, 13-longitudinal through groove, 14-rectangular frame and 15-metal net, 16-a feeding hopper, 17-a driven belt wheel, 18-a conveying belt, 19-a bulge, 20-a first heating device, 21-a fiber rotating shaft, 22-a swinging rod, 23-an installation bottom plate, 24-a second heating device, 25-a second motor seat, 26-a second motor, 27-a discharging rotating shaft, 28-a spiral auger and 29-a discharging port.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Referring to fig. 1, an energy-saving soil pollution thermal desorption device comprises a housing 1, a first motor base 5 is fixedly connected to the left rear side of the housing 1, a first motor 6 is fixedly connected to the upper side of the first motor base 5, a crank 7 is fixedly connected to the middle of the output end of the first motor 6, the front end of the output end of the first motor 6 passes through the housing 1 and is connected with a driving pulley 8, a first transmission rod 9 is rotatably connected to the upper side of the crank 7, a second transmission rod 11 is rotatably connected to the upper side of the first transmission rod 9, a guide bracket 10 is fixedly connected to the rear side of the housing 1, the second transmission rod 11 is slidably connected with the guide bracket 10, a horizontal connecting rod 12 is fixedly connected to the front side of the top of the second transmission rod 11, a longitudinal through groove 13 is formed in the upper left side of the housing 1, the front end of the horizontal connecting rod 12, a feeding hopper 16 is fixedly connected to the left upper part of the shell 1, and the feeding hopper 16 is positioned right above the rectangular frame 14;
when the device is used, the first motor 6 is started, the first motor 6 rotates to drive the driving belt wheel 8 and the crank 7 to rotate, the crank 7 rotates to drive the first transmission rod 9 and the second transmission rod 11 to move, the motion track of the second transmission rod 11 reciprocates up and down, then the horizontal connecting rod 12 drives the rectangular frame 14 to move up and down, and the rectangular frame 14 crushes raw materials in the up and down movement process
Referring to fig. 2-3, a first heating device 20 is fixedly connected to the right side of the upper portion inside the casing 1, a driven pulley 17 is rotatably connected to the right side of the inside of the casing 1 through a fixed shaft, a transmission belt 18 is sleeved between the driven pulley 17 and the driving pulley 8, a plurality of protrusions 19 are fixedly connected to the outer side of the transmission belt 18, swing rods 22 are rotatably connected to the left and right sides below the transmission belt 18 through limiting rotating shafts 21, the upper ends of the swing rods 22 abut against the protrusions 19, the lower ends of the swing rods 22 are rotatably connected with an installation bottom plate 23, and a plurality of second heating devices 24 are fixedly connected to the lower portions of the installation bottom plate;
the broken raw materials drop to conveyer 18 on, driving pulley 8 rotates and drives conveyer 18 and to the right side conveying, makes soil move to the right side then, and through the first heating of first heating device 20, later soil falls to the inside right side of casing 1, and arch 19 is crisscross with swinging arms 22 in the motion process left for 24 side-to-side motion of second heating device, make the further processing of soil have no dead angle, handle more thoroughly.
A second motor seat 25 is fixedly connected to the lower part of the right side of the shell 1, a second motor 26 is fixedly connected to the upper part of the second motor seat 25, the output end of the second motor 26 penetrates through the shell 1 to be connected with a discharging rotating shaft 27, and a spiral auger 28 is fixedly connected to the outer side of the discharging rotating shaft 27;
after the second motor 26 is started, the discharging rotating shaft 27 is driven to rotate, and then soil is conveyed to the left through the spiral auger 28.
The left and right symmetry fixedly connected with longitudinal support rod 2 in the bottom of the shell 1, the bottom of the longitudinal support rod 2 is fixedly connected with a horizontal base plate 3, the left and right symmetry fixedly connected with universal wheels 4 below the horizontal base plate 3, and the universal wheels 4 are fixedly connected with the horizontal base plate 3 through bolts.
The projections 19 are formed integrally with the conveyor belt 18.
The lower left of the shell 1 is provided with a discharge port 29.
The first motor 6 and the second motor 26 are both alternating current motors, and the first motor 6 and the second motor 26 are respectively electrically connected with a power supply through switches.
The first heating device 20 is electrically powered more than the second heating device 24.
The driving pulley 8 and the driven pulley 17 have the same diameter.
The diameter of the mesh of the metal net 15 is 1-2 cm.
The working principle of the invention is as follows: when the invention is used, a first motor 6 is started, the first motor 6 rotates to drive a driving belt wheel 8 and a crank 7 to rotate, the crank 7 rotates to drive a first transmission rod 9 and a second transmission rod 11 to move, the motion trail of the second transmission rod 11 is up-and-down reciprocating motion, then a rectangular frame 14 is driven by a horizontal connecting rod 12 to move up and down, the rectangular frame 14 crushes raw materials in the up-and-down motion process, the crushed raw materials fall onto a transmission belt 18, the driving belt wheel 8 rotates to drive the transmission belt 18 to transmit to the right side, then soil moves to the right side, the soil falls to the right side in a shell 1 after being heated for the first time by a first heating device 20, a second motor 26 drives a discharging rotating shaft 27 to rotate after being started, then the soil is transmitted to the left side by a spiral auger 28, a bulge 19 is staggered with a swinging rod 22 in the left motion process, so that a second heating device 24 moves left and, so that the soil can be further treated without dead angles and is more thoroughly treated.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. An energy-saving soil pollution thermal desorption device comprises a shell (1), wherein a first motor base (5) is fixedly connected to the left rear side of the shell (1), a first motor (6) is fixedly connected to the upper side of the first motor base (5), and the energy-saving soil pollution thermal desorption device is characterized in that a crank (7) is fixedly connected to the middle of the output end of the first motor (6), the front end of the output end of the first motor (6) penetrates through the shell (1) to be connected with a driving belt wheel (8), a first transmission rod (9) is rotatably connected to the upper side of the crank (7), a second transmission rod (11) is rotatably connected to the upper side of the first transmission rod (9), a guide bracket (10) is fixedly connected to the rear side of the shell (1), the second transmission rod (11) is slidably connected with the guide bracket (10), a horizontal connecting rod (12) is fixedly connected to the front side of the top of the second, the front end of the horizontal connecting rod (12) penetrates through the longitudinal through groove (20) to be connected with a rectangular frame (14), the inner side of the rectangular frame (14) is fixedly connected with a metal net (15), a feeding funnel (16) is fixedly connected to the upper left of the shell (1), and the feeding funnel (16) is located right above the rectangular frame (14); the heating device is characterized in that a first heating device (20) is fixedly connected to the right side of the upper portion inside the shell (1), a driven belt wheel (17) is rotatably connected to the right side of the inside of the shell (1) through a fixed shaft, a conveying belt (18) is sleeved between the driven belt wheel (17) and the driving belt wheel (8), a plurality of protrusions (19) are fixedly connected to the outer side of the conveying belt (18), swing rods (22) are rotatably connected to the lower portion of the conveying belt (18) in a bilateral symmetry mode through limiting rotating shafts (21), the upper ends of the swing rods (22) abut against the protrusions (19), an installation bottom plate (23) is rotatably connected to the lower end of each swing rod (22), and a plurality of second heating devices (24); casing (1) right side below fixedly connected with second motor cabinet (25), second motor cabinet (25) top fixedly connected with second motor (26), second motor (26) output passes casing (1) and is connected with ejection of compact pivot (27), and ejection of compact pivot (27) outside fixedly connected with spiral auger (28).
2. The energy-saving thermal desorption device for soil pollution according to claim 1, wherein the bottom of the housing (1) is fixedly connected with the longitudinal support rods (2) in a bilateral symmetry manner, the bottom of the longitudinal support rods (2) is fixedly connected with the horizontal bottom plate (3), the universal wheels (4) are fixedly connected below the horizontal bottom plate (3) in a bilateral symmetry manner, and the universal wheels (4) are fixedly connected with the horizontal bottom plate (3) through bolts.
3. An energy-saving soil pollution thermal desorption device according to claim 1, wherein the protrusions (19) are integrally formed with the conveyor belt (18).
4. The energy-saving thermal desorption device for soil pollution according to any one of claims 1 to 3, wherein a discharge hole (29) is formed at the lower left of the casing (1).
5. The energy-saving thermal desorption device for soil pollution according to claim 4, wherein the first motor (6) and the second motor (26) are both AC motors, and the first motor (6) and the second motor (26) are respectively electrically connected with a power supply through a switch.
6. The energy-saving thermal desorption device for soil pollution as recited in claim 1, wherein the electric power of the first heating device (20) is larger than that of the second heating device (24).
7. The energy-saving soil pollution thermal desorption device of claim 1 wherein the driving pulley (8) and the driven pulley (17) have the same diameter.
8. The energy-saving thermal desorption device for soil pollution as recited in claim 1, 6 or 7, wherein the mesh diameter of the metal net (15) is 1-2 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810835971.6A CN108941178B (en) | 2018-07-26 | 2018-07-26 | Energy-saving soil pollution thermal desorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810835971.6A CN108941178B (en) | 2018-07-26 | 2018-07-26 | Energy-saving soil pollution thermal desorption device |
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| Publication Number | Publication Date |
|---|---|
| CN108941178A CN108941178A (en) | 2018-12-07 |
| CN108941178B true CN108941178B (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810835971.6A Expired - Fee Related CN108941178B (en) | 2018-07-26 | 2018-07-26 | Energy-saving soil pollution thermal desorption device |
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| Country | Link |
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| CN (1) | CN108941178B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109365505A (en) * | 2018-12-14 | 2019-02-22 | 袁磊 | A kind of energy-saving soil pollution thermal desorption device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2649187A1 (en) * | 1989-06-28 | 1991-01-04 | Graffeo Alphonse | Apparatus and industrial process for the incineration of fat sludges from rolling mills and of polluted soils |
| US6355904B1 (en) * | 1996-06-07 | 2002-03-12 | Science Applications International Corporation | Method and system for high-temperature waste treatment |
| CN101530858A (en) * | 2009-03-18 | 2009-09-16 | 环境保护部南京环境科学研究所 | Soil pollution thermal desorption restoration processing system |
| CN105750319B (en) * | 2016-03-21 | 2018-10-23 | 浙江机电职业技术学院 | A kind of energy-saving soil pollution thermal desorption device |
| CN105598151B (en) * | 2016-03-21 | 2018-08-10 | 浙江机电职业技术学院 | A kind of soil thermal desorption prosthetic device |
| CN107335681A (en) * | 2017-08-10 | 2017-11-10 | 泉州市惠安闽投商贸有限公司 | A kind of contaminated soil improvement prosthetic device |
| CN207446954U (en) * | 2017-11-09 | 2018-06-05 | 四川农业大学 | A kind of energy-saving soil pollution thermal desorption device |
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| CN108941178A (en) | 2018-12-07 |
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