CN110560476A - Soil treatment preprocessing device - Google Patents
Soil treatment preprocessing device Download PDFInfo
- Publication number
- CN110560476A CN110560476A CN201910881123.3A CN201910881123A CN110560476A CN 110560476 A CN110560476 A CN 110560476A CN 201910881123 A CN201910881123 A CN 201910881123A CN 110560476 A CN110560476 A CN 110560476A
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- CN
- China
- Prior art keywords
- shell
- extrusion
- soil
- mixing
- conveying
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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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/53—Mixing liquids with solids using driven stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/565—Mixing liquids with solids by introducing liquids in solid material, e.g. to obtain slurries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
- B01F33/8305—Devices with one shaft, provided with mixing and milling tools, e.g. using balls or rollers as working tools; Devices with two or more tools rotating about the same axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/83—Mixing plants specially adapted for mixing in combination with disintegrating operations
- B01F33/831—Devices with consecutive working receptacles, e.g. with two intermeshing tools in one of the receptacles
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- 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
- B02C1/005—Crushing or disintegrating by reciprocating members hydraulically or pneumatically operated
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/08—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers
- B02C18/10—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within vertical containers with drive arranged above container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/22—Crushing mills with screw-shaped crushing means
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- 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
Abstract
The invention relates to the field of soil treatment, and particularly discloses a soil treatment pretreatment device, which comprises a rack, an extrusion shell, a conveying shell, a mixing shell and a feed hopper; a hydraulic cylinder structure in the vertical direction is fixed on the top of the extrusion shell, and an extrusion hammer matched with the interior of the extrusion shell is fixedly connected to the output end of the hydraulic cylinder structure; an extrusion fixing block positioned below the feed hopper is fixed in the extrusion shell, and a plurality of extrusion holes penetrating up and down are uniformly formed in the extrusion fixing block; the output shaft of the conveying motor is fixedly connected with a horizontal helical blade, and the side wall of the stirring shaft is fixedly provided with a plurality of crushing blades rotating in the horizontal direction. According to the invention, the soil blocks with larger volume can be crushed by the arranged extruding hammer which moves up and down, and are extruded downwards through the extruding hole, so that the volume of the soil blocks is reduced, the subsequent rotary cutting is facilitated, the load of the crushing blades is reduced, the crushing blades rotate smoothly, and the safe use of equipment is ensured.
Description
Technical Field
The invention relates to the field of soil treatment, in particular to a soil treatment pretreatment device.
Background
As the population is rapidly increased and the industry is rapidly developed, solid wastes are continuously stacked and dumped on the surface of soil, harmful waste water continuously permeates into the soil, and harmful gas and floating dust in the atmosphere continuously fall into the soil along with rainwater, so that the soil pollution is caused. Soil pollutants can be broadly classified into two broad categories, inorganic pollutants and organic pollutants. The inorganic pollutants mainly comprise acid, alkali, heavy metal, salts, compounds of radioactive elements cesium and strontium, compounds containing arsenic, selenium and fluorine, and the like. The organic pollutants mainly comprise organic pesticides, phenols, cyanides, petroleum, synthetic detergents, 3, 4-benzopyrene, harmful microorganisms brought by municipal sewage, sludge and animal manure, and the like. When the soil contains excessive harmful substances and exceeds the self-cleaning capacity of the soil, the composition, the structure and the function of the soil are changed, the microbial activity is inhibited, and the harmful substances or decomposition products thereof are gradually accumulated in the soil and are indirectly absorbed by the human body through the soil → plants → the human body, so that the degree of harming the health of the human body is reached. In order to mix and homogenize the agent and the soil during remediation of contaminated soil, soil is first crushed and stirred. According to the pretreatment device disclosed by the Chinese patent (publication number: CN 207996887U), the horizontal cutting knife and the vertical cutting knife are arranged to be crushed simultaneously, so that the soil is improved, soil blocks are directly fed into the pretreatment device under the condition that soil agglomeration is serious, the load of the cutting knife is increased, a large-power driving motor is needed, and the cutting knife is damaged after the soil is mixed with hard soil and unknown soil, so that the pretreatment device needs to be improved.
Disclosure of Invention
The invention aims to provide a soil treatment pretreatment device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
A soil treatment pretreatment device comprises a frame, an extrusion shell, a conveying shell, a mixing shell and a feed hopper; the conveying shell is horizontally fixed on the rack, the mixing shell is vertically fixed on the rack, the right end of the conveying shell is communicated with the bottom of the mixing shell, and soil is conveyed into the mixing shell; the extrusion shell is fixed on the left end of the conveying shell and is communicated through a feed opening, so that soil in the extrusion shell enters the conveying shell; the feed hopper is communicated with the side wall of the middle part of the extrusion shell, so that the soil blocks with larger volume enter the extrusion shell; a hydraulic cylinder structure in the vertical direction is fixed on the top of the extrusion shell, the output end of the hydraulic cylinder structure vertically extends downwards into the extrusion shell and is positioned on the central shaft of the extrusion shell, and an extrusion hammer matched with the interior of the extrusion shell is fixedly connected on the output end of the hydraulic cylinder structure; an extrusion fixing block positioned below the feed hopper is fixed in the extrusion shell, so that soil blocks falling from the feed hopper fall on the extrusion fixing block, a plurality of extrusion holes penetrating up and down are uniformly formed in the extrusion fixing block, and the soil blocks on the extrusion hammer are crushed when the extrusion hammer moves downwards until the soil blocks can fall from the extrusion holes, so that the soil blocks with larger volume are extruded from the extrusion holes; a horizontal conveying motor is fixedly installed at the left end of the conveying shell, an output shaft of the conveying motor is positioned on a central shaft of the conveying shell and extends into the rack, a horizontal spiral blade is fixedly connected to the output shaft of the conveying motor, the spiral blade extends rightwards to the right end, the spiral blade is driven by the conveying motor to rotate, soil falling from the upper side is conveyed rightwards, and meanwhile, the soil is extruded to be in a strip shape and is crushed by the spiral blade, so that crushing and cutting are conveniently carried out in the mixing shell; a vertical stirring motor is fixedly installed on the top of the mixing shell, an output shaft of the stirring motor is positioned on a central shaft of the mixing shell and extends into the mixing shell, a vertical stirring shaft is fixedly connected to the output shaft of the stirring motor, the lower end of the stirring shaft is rotatably connected to the bottom of the mixing shell through a bearing, a plurality of crushing blades rotating in the horizontal direction are fixed on the side wall of the stirring shaft, and rotary cutting is performed on soil entering the mixing shell to refine the soil; install the shower down on mixing the top in the casing, the shower passes through the pipeline intercommunication on the atomizer, and the atomizer is connected in storage tank, atomizes the back with the liquid medicine and sprays water in mixing the casing through the shower in, makes the even dispersion of liquid medicine in mixing the casing, with the soil contact of rotatory stirring, carries out the initial mixing with the liquid medicine.
Further: the bottom of the frame is provided with the roller, so that the device is convenient to move.
Further: the distance between the extrusion hammer and the inner wall of the extrusion shell is less than 1mm, so that the extrusion hammer can only move in the vertical direction under the driving of the hydraulic cylinder structure.
further: the extrusion holes are round or rectangular.
Further: the extrusion hole is circular, and the diameter of the extrusion hole is 3-5 mm.
Further: the extrusion hole is rectangular, and the length of the long edge of the extrusion hole is 3-5 mm.
Further: the side wall of the extrusion shell can be further provided with a water injection pipe, a small amount of water is sprayed to the inside, soil which is stained on the extrusion fixing block and the extrusion hammer is convenient to break away, and blanking is convenient.
Further: the bottom of the mixing shell is provided with a discharge hole which is covered by a sealing cover, and the mixed soil can be discharged by opening the sealing cover.
Further: the bottom of the mixing shell is coaxially provided with a rotating net cylinder, a gap is reserved between the rotating net cylinder and the mixing shell, the rotating net cylinder can move in the mixing shell, the inner wall of the rotating net cylinder is fixedly welded with a plurality of supporting connecting rods connected to the stirring shaft, the supporting connecting rods are enabled to rotate synchronously along with the supporting connecting rods, and soil on the edge close to the inner wall of the mixing shell is stirred.
Further: be fixed with the ascending shovel board of a plurality of slopes on the bottom lateral wall of a rotatory net section of thick bamboo, the lower extreme of shovel board and the bottom laminating of mixing the casing to radially setting up, and the incline direction of a plurality of shovel boards is the same, and the shovel board is followed a rotatory net section of thick bamboo and is removed the soil of bottom and upwards shoveled, makes the soil of bottom turned up, is convenient for mix with the liquid medicine of top, improves and mixes the effect.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the soil blocks with larger volume can be crushed by the arranged extrusion hammer which moves up and down, and are extruded downwards through the extrusion hole, so that the volume of the soil blocks is reduced, the subsequent rotary cutting is facilitated, the load of the crushing blades is reduced, the crushing blades rotate smoothly, and the safe use of equipment is ensured; soil enters the mixing shell under the action of the helical blades and the rotary net barrel, so that the soil is crushed in the mixing shell and is stirred and mixed at the same time, the premixing of the soil and the liquid medicine is realized, and the treatment efficiency of soil treatment is improved.
Drawings
FIG. 1 is a schematic view of a soil remediation pretreatment device.
Fig. 2 is a schematic structural diagram of an extrusion fixing block in a soil treatment pretreatment device.
FIG. 3 is a schematic view of a connection structure of a conveying shell and a mixing shell in a soil treatment pretreatment device.
FIG. 4 is a schematic top view of a rotary screen drum in a soil remediation pretreatment device.
In the figure: 1-frame, 2-extrusion shell, 3-conveying shell, 4-mixing shell, 5-feed hopper, 6-extrusion hammer, 7-hydraulic cylinder structure, 8-extrusion fixed block, 9-extrusion hole, 10-blanking port, 11-conveying motor, 12-helical blade, 13-stirring motor, 14-stirring shaft, 15-crushing blade, 16-rotary screen cylinder, 17-supporting connecting rod, 18-shovel plate, 19-spray pipe, 20-discharge port, 21-sealing cover, and 22-roller.
Detailed Description
Example 1
Referring to the drawings, in the embodiment of the invention, a soil treatment pretreatment device comprises a frame 1, an extrusion shell 2, a conveying shell 3, a mixing shell 4 and a feed hopper 5; the conveying shell 3 is horizontally fixed on the rack 1, the mixing shell 4 is vertically fixed on the rack 1, the right end of the conveying shell 3 is communicated with the bottom of the mixing shell 4, and soil is conveyed into the mixing shell 4; the extrusion shell 2 is fixed on the left end of the conveying shell 3 and is communicated with the conveying shell 3 through a feed opening 10, so that soil in the extrusion shell 2 enters the conveying shell 3; the feed hopper 5 is communicated with the side wall of the middle part of the extrusion shell 2, so that the soil blocks with larger volume enter the extrusion shell 2; rollers 22 are installed on the bottom of the frame 1 to facilitate the movement of the apparatus.
A hydraulic cylinder structure 7 in the vertical direction is fixed on the top of the extrusion shell 2, the output end of the hydraulic cylinder structure 7 vertically extends downwards into the extrusion shell 2 and is positioned on the central shaft of the extrusion shell 2, an extrusion hammer 6 matched with the interior of the extrusion shell 2 is fixedly connected to the output end of the hydraulic cylinder structure 7, and the distance between the extrusion hammer 6 and the inner wall of the extrusion shell 2 is less than 1mm, so that the extrusion hammer 6 can only move in the vertical direction under the driving of the hydraulic cylinder structure 7; extrusion casing 2 internal fixation has the extrusion fixed block 8 that is located feeder hopper 5 below, make the clod that falls down in the feeder hopper 5 fall on extrusion fixed block 8, extrusion hole 9 about evenly having seted up a plurality of running through at extrusion fixed block 8, extrusion hole 9 is circular or rectangle, when circular, its diameter is 3-5mm, when being the rectangle, the length on its long limit is 3-5mm, crush the clod on extrusion hammer 6 when moving down, fall down in extrusion hole 9 until it can follow, make the great clod of volume extrude from extrusion hole 9, in order to improve the whereabouts of clod, can also set up the water injection pipe on the lateral wall of extrusion casing 2, spray a small amount of water to inside, be convenient for be infected with at extrusion fixed block 8, the soil on extrusion hammer 6 breaks away from, the unloading of being convenient for.
Carry horizontal conveying motor 11 of fixed mounting on the left end of casing 3, conveying motor 11's output shaft is located conveying casing 3's center pin, and stretch into in frame 1, fixed connection has horizontally helical blade 12 on conveying motor 11's output shaft, helical blade 12 extends to the right-hand member right, rotate through conveying motor 11 drive helical blade 12, carry the soil that falls down the top right side, simultaneously because the extrusion makes soil become the strip, utilize helical blade 12 to smash it, be convenient for smash the cutting in mixing casing 4.
A vertical stirring motor 13 is fixedly installed on the top of the mixing shell 4, an output shaft of the stirring motor 13 is positioned on a central shaft of the mixing shell 4 and extends into the mixing shell 4, a vertical stirring shaft 14 is fixedly connected to the output shaft of the stirring motor 13, the lower end of the stirring shaft 14 is rotatably connected to the bottom of the mixing shell 4 through a bearing, a plurality of crushing blades 15 which rotate in the horizontal direction are fixed on the side wall of the stirring shaft 14, and the soil entering the mixing shell 4 is subjected to rotary cutting so as to be refined; a downward spray pipe 19 is arranged at the top in the mixing shell 4, the spray pipe 19 is communicated with an atomizer through a pipeline, the atomizer is connected in a medicine storage tank, atomized medicine liquid is sprayed into the mixing shell 4 through the spray pipe 19, and the medicine liquid is uniformly dispersed in the mixing shell 4 and is contacted with the soil stirred in a rotating way to be primarily mixed with the medicine liquid; the bottom of the mixing housing 4 is provided with a discharge opening 20, the discharge opening 20 is covered with a sealing cover 21, and the mixed soil can be discharged by opening the sealing cover 21.
Example 2
On the basis of the embodiment 1, a rotating net drum 16 is coaxially arranged at the bottom of the mixing shell 4, a gap is reserved between the rotating net drum 16 and the mixing shell 4, so that the rotating net drum 16 can move in the mixing shell 4, a plurality of supporting connecting rods 17 connected to the stirring shaft 14 are fixedly welded on the inner wall of the rotating net drum 16, and the rotating net drum rotates synchronously along with the supporting connecting rods 17 to stir the soil on the edge close to the inner wall of the mixing shell 4; be fixed with the ascending shovel board 18 of a plurality of slopes on the bottom lateral wall of rotatory net section of thick bamboo 16, the lower extreme of shovel board 18 and the bottom laminating of mixing casing 4 to radially setting up, and the incline direction of a plurality of shovel boards 18 is the same, and shovel board 18 follows rotatory net section of thick bamboo 16 and removes the soil of bottom and upwards shovel, makes the soil of bottom turned up, is convenient for mix with the liquid medicine of top, improves and mixes the effect.
When the device is used, the device is moved to an appropriate outdoor position, after a power supply (mainly mains supply) is switched on, soil is sent into the feed hopper 5 and falls onto the extrusion fixing block 8 in the extrusion shell 2 from the feed hopper 5, the hydraulic cylinder structure 7 moves up and down, soil blocks on the extrusion fixing block 8 are crushed after moving downwards, and the crushed soil blocks are extruded downwards through the extrusion holes 9 in the extrusion fixing block 8; the extruded soil enters the conveying shell 3 through the feed opening 10, and the extruded soil is conveyed rightwards and simultaneously cut under the action of the helical blades 12 in the conveying shell 3; the right end of the conveying shell 3 enters the mixing shell 4 through soil through the rotating rotary screen cylinder 16, the final rotary cutting is carried out through the rotating crushing blades 15 to refine the soil, and the liquid medicine is sprayed out of the spraying pipe 19 in the rotary cutting and stirring process in the mixing shell 4, so that the liquid medicine and the soil are premixed, and the subsequent processing and use are convenient.
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 (10)
1. A soil treatment pretreatment device comprises a frame (1), an extrusion shell (2), a conveying shell (3), a mixing shell (4) and a feed hopper (5); the conveying shell (3) is horizontally fixed on the rack (1), the mixing shell (4) is vertically fixed on the rack (1), and the right end of the conveying shell (3) is communicated with the bottom of the mixing shell (4); the extrusion shell (2) is fixed on the left end of the conveying shell (3) and is communicated with the conveying shell through a feed opening (10); the feeding hopper (5) is communicated with the side wall of the middle part of the extrusion shell (2), and is characterized in that a hydraulic cylinder structure (7) in the vertical direction is fixed on the top of the extrusion shell (2), the output end of the hydraulic cylinder structure (7) vertically extends downwards into the extrusion shell (2) and is positioned on the central shaft of the extrusion shell (2), and an extrusion hammer (6) matched with the interior of the extrusion shell (2) is fixedly connected to the output end of the hydraulic cylinder structure (7); an extrusion fixing block (8) positioned below the feed hopper (5) is fixed in the extrusion shell (2), and a plurality of extrusion holes (9) penetrating up and down are uniformly formed in the extrusion fixing block (8); a horizontal conveying motor (11) is fixedly installed at the left end of the conveying shell (3), an output shaft of the conveying motor (11) is located on a central shaft of the conveying shell (3) and extends into the rack (1), a horizontal spiral blade (12) is fixedly connected to the output shaft of the conveying motor (11), and the spiral blade (12) extends rightwards to the right end; a vertical stirring motor (13) is fixedly installed on the top of the mixing shell (4), an output shaft of the stirring motor (13) is positioned on a central shaft of the mixing shell (4) and extends into the mixing shell (4), a vertical stirring shaft (14) is fixedly connected onto the output shaft of the stirring motor (13), the lower end of the stirring shaft (14) is rotatably connected onto the bottom of the mixing shell (4) through a bearing, and a plurality of crushing blades (15) rotating in the horizontal direction are fixed on the side wall of the stirring shaft (14); a downward shower pipe (19) is mounted on the top inside the mixing housing (4).
2. A soil remediation pretreatment unit according to claim 1, wherein: the bottom of the frame (1) is provided with a roller (22).
3. A soil remediation pretreatment unit according to claim 1, wherein: the distance between the extrusion hammer (6) and the inner wall of the extrusion shell (2) is less than 1 mm.
4. A soil remediation pretreatment unit according to claim 1, wherein: the extrusion holes (9) are round or rectangular.
5. A soil remediation pretreatment unit according to claim 4, wherein: the extrusion hole (9) is circular, and the diameter of the extrusion hole is 3-5 mm.
6. A soil remediation pretreatment unit according to claim 4, wherein: the extrusion hole (9) is rectangular, and the length of the long edge of the extrusion hole is 3-5 mm.
7. A soil remediation pretreatment unit according to claim 1, wherein: a water injection pipe is also arranged on the side wall of the extrusion shell (2).
8. A soil remediation pretreatment unit according to claim 1, wherein: the bottom of the mixing shell (4) is provided with a discharge outlet (20), and the discharge outlet (20) is covered with a sealing cover (21).
9. A soil remediation pretreatment unit according to any one of claims 1 to 8, wherein: the bottom of the mixing shell (4) is coaxially provided with a rotary net cylinder (16), and the inner wall of the rotary net cylinder (16) is fixedly welded with a plurality of support connecting rods (17) connected to the stirring shaft (14).
10. A soil remediation pretreatment unit according to claim 9, wherein: a plurality of inclined and upward shovel plates (18) are fixed on the side wall of the bottom of the rotary screen cylinder (16), the lower end of each shovel plate (18) is attached to the bottom of the mixing shell (4) and arranged along the radial direction, the inclined directions of the shovel plates (18) are the same, and the shovel plates (18) move along with the rotary screen cylinder (16) to shovel soil at the bottom upwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910881123.3A CN110560476A (en) | 2019-09-18 | 2019-09-18 | Soil treatment preprocessing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910881123.3A CN110560476A (en) | 2019-09-18 | 2019-09-18 | Soil treatment preprocessing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110560476A true CN110560476A (en) | 2019-12-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910881123.3A Pending CN110560476A (en) | 2019-09-18 | 2019-09-18 | Soil treatment preprocessing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN110560476A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085291A (en) * | 2019-12-16 | 2020-05-01 | 王福亮 | Construction waste smashing device based on crank and rocker principle |
| CN111842443A (en) * | 2020-06-28 | 2020-10-30 | 南京久大路桥建设有限公司 | Soil prosthetic devices of usefulness is administered to environment |
| CN112934095A (en) * | 2021-02-22 | 2021-06-11 | 泸州北方纤维素有限公司 | Cellulose production equipment |
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| CN207592428U (en) * | 2017-11-16 | 2018-07-10 | 天津市环境保护科学研究院 | Pretreatment unit and soil in-situ repair system |
| CN108672477A (en) * | 2018-05-03 | 2018-10-19 | 杨冰璐 | A kind of agricultural land soil controlling device |
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| US5609836A (en) * | 1994-11-09 | 1997-03-11 | Sound Environmental Services, Inc. | DCR transportable treatment unit |
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| CN112934095A (en) * | 2021-02-22 | 2021-06-11 | 泸州北方纤维素有限公司 | Cellulose production equipment |
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Application publication date: 20191213 |