CN112675972B

CN112675972B - Dust-proof soil crushing and grinding machine for soil pollution treatment

Info

Publication number: CN112675972B
Application number: CN202011437411.9A
Authority: CN
Inventors: 朱月芸
Original assignee: Wenzhou Jinge Ecological Agriculture Technology Development Co ltd
Current assignee: Wenzhou Jinge Ecological Agriculture Technology Development Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2022-08-19
Anticipated expiration: 2040-12-07
Also published as: CN112675972A

Abstract

The invention discloses a dust-raising-prevention soil crushing and grinding machine for soil pollution treatment, which belongs to the technical field of soil environment-friendly research tools and comprises a grinding machine, wherein the upper surface of a grinding machine shell is fixedly connected with a driving device, the bottom end of the driving device penetrates through the grinding machine shell to be fixedly connected with the upper surface of a supporting framework, and the bottom end of the supporting framework is respectively fixedly connected with the upper surfaces of two rotating devices. This machine is ground with preventing raise dust soil crushing to soil pollution treatment, through setting up the scraper blade, collect shell and support chassis, the broken end loss of soil block that the scraper blade was scraped has been reduced and in grinding the casing and attached to the possibility on this machine internal plant surface, the effectual grinding machine that has ensured is difficult for appearing the accident because of the garrulous end corruption of soil block at the moving in-process, compare with current grinding machine, this grinding machine is inside to be difficult for appearing the condition by the corruption because of the garrulous end adhesion of soil block, when having ensured this grinding machine life, the security of this grinding machine has been ensured.

Description

Dust-proof soil crushing and grinding machine for soil pollution treatment

Technical Field

The invention belongs to the technical field of soil environment-friendly research tools, and particularly relates to a dust-proof soil crushing and grinding machine for soil pollution treatment.

Background

With the development of science and technology, the times are advancing, the living standard of people is gradually improved, but as people pay less attention to ecological systems, in recent years, soil pollution is serious, the health of people is further influenced, the country surveys the soil pollution problem, and often collects soil to analyze chemical elements and test various indexes, at the moment, the grinding of the soil is an essential step, after the soil is primarily dried and classified, massive soil needs to be finely ground, so that various indexes of the soil are detected;

1. most of the prior grinding machines are easy to generate a large amount of dust in the using process, and the polluted dust is sucked into the body by workers, so that the dust can not only harm the bodies of the workers, but also pollute the environment to a certain extent;

2. because the inside in-process to the soil grinding of grinding equipment, the soil that finishes grinding is dustproof to adhere to the surface of the internal plant of machine easily, and under the corruption of the inside pollutant of soil, has seriously influenced the life of grinding machine, the easy accident that appears in the in-process of grinding machine operation, leads to grinding machine to have certain potential safety hazard when using.

Disclosure of Invention

Technical problem to be solved

In order to overcome the defects of the prior art, the invention provides a dust-raising-prevention soil crushing and grinding machine for soil pollution treatment, which solves the problems that a large amount of dust is easily generated in the use process of most conventional grinding machines, the polluted dust is sucked into the body by workers, the polluted dust can not only hurt the bodies of the workers, but also pollute the environment to a certain extent, the ground soil is easy to be dustproof and adhered to the surface of equipment in the machine in the soil grinding process in the grinding equipment, the service life of the grinding machine is seriously influenced under the corrosion of pollutants in the soil, accidents are easy to occur in the operation process of the grinding machine, and the grinding machine has certain potential safety hazards in use.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the dust-proof soil crushing and grinding machine for treating soil pollution comprises a grinding machine shell, wherein a driving device is fixedly connected to the upper surface of the grinding machine shell, the bottom end of the driving device penetrates through the grinding machine shell to be fixedly connected with the upper surface of a supporting framework, the bottom end of the supporting framework is respectively fixedly connected with the upper surfaces of two rotating devices, one ends of opposite surfaces of the two rotating devices are respectively fixedly connected with the left end and the right end of a grinding roller, four supporting frames are fixedly connected to the lower surface of the supporting framework, fixed cylinders are fixedly connected to the bottom ends of the four supporting frames, the same connecting shaft is sleeved in the corresponding two fixed cylinders, six scraping plates are fixedly connected to the outer surface of each connecting shaft, the right side surfaces of the two scraping plates on the left side are movably connected with the left side surface of a movable plate through a first rotating assembly, and the right side surface of the movable plate is lapped with the left side surface of the scraping plate on the right side, the equal fixedly connected with back shaft in both ends about the connecting axle, and the one end that two back shafts kept away from respectively with the one end fixed connection of two second rotating assembly opposite faces.

As a further scheme of the invention: the right end fixedly connected with first drive gear of second rotating assembly, first drive gear is connected with the transmission of second drive gear, cup joint at rotary device's surface of second drive gear, the support chassis surface is provided with the strengthening rib.

As a further scheme of the invention: the equal fixedly connected with guard plate of the left and right sides face of support chassis inner wall, and the inner wall of two guard plates is connected with two first rotating assembly's outer fixed surface respectively, the guard plate sets up to sealed guard plate.

As a further scheme of the invention: the lower surface of supporting framework and the top fixed connection of fan output shaft, the sleeve has been cup jointed to the surface of fan, telescopic inner wall is linked together with the air exit of fan, the surface fixed connection of fan has four mounts, and the equal threaded connection in the back of four mounts is in the front of grinding the casing inner wall, the air intake of fan below is linked together with the upper surface of collecting the shell.

As a further scheme of the invention: the telescopic surface is linked together with the one end of two blast pipe opposite faces, the other end of blast pipe is linked together with the upper surface of stopper, stopper sliding connection is at the spacing inslot, the upper surface at the lapping plate is seted up to the spacing groove, the opposite face of two stoppers respectively with the opposite face fixed connection of two closing plates, closing plate sliding connection is at the spacing inslot.

As a further scheme of the invention: the outer surface of grinding plate and the inner wall fixed connection who grinds the casing, the upper surface of grinding plate and the outer surface overlap joint of grinding roller, the shape of spacing groove sets up to the annular, silo down has been seted up to the lower surface of spacing inslot wall, silo and collecting vat down are linked together, the left and right sides face of collecting vat inner wall and the outer fixed connection of the baffle of baffle, the bottom of silo is located the below of baffle down.

As a further scheme of the invention: the cross section of spacing groove and the shape of stopper all set up to the T font, a plurality of through-hole has been seted up to the upper surface of collecting vat, and a plurality of and all be provided with the screen cloth in the through-hole.

As a further scheme of the invention: a plurality of exhaust hole has been seted up in the front of collecting vat inner wall, and all is provided with the filter screen in a plurality of exhaust hole, the front of collecting vat is provided with the door plant through the round pin axle.

As a further scheme of the invention: the upper surface of grinding machine shell is provided with the connecting cylinder, be provided with second feed cylinder in the sleeve, the upper surface and the first lower feed cylinder lower surface overlap joint of second feed cylinder, first feed cylinder joint is at the upper surface of grinding machine shell.

As a further scheme of the invention: the rotating device comprises a bearing, the outer surface of the bearing is fixedly connected with the bottom end of the supporting framework, a rotating shaft is sleeved in the bearing, and one end of each of two opposite surfaces of the rotating shaft is fixedly connected with two ends of the grinding roller respectively.

(III) advantageous effects

Compared with the prior art, the invention has the beneficial effects that:

1. the dust-proof soil crushing and grinding machine for soil pollution treatment is characterized in that the fan, the fixed cylinder, the connecting shaft, the scraper blade, the collecting shell and the supporting framework are arranged, when the grinding roller rotates, the grinding roller can rotate under the action of friction force between the grinding roller and the grinding plate, the connecting shaft can rotate slowly at the moment, so that the scraper blade can clean soil crumbs adhered to the surface of the grinding roller, the surface of the grinding tank is not easy to be corroded due to the adhesion of more soil crumbs, the service life of the grinding roller is effectively guaranteed, in the rotating process of the supporting framework, the fan can extract air in the grinding machine through the collecting shell, when the scraper blade cleans the soil crumbs, the soil crumbs can be discharged into the two exhaust pipes through the sleeve along with the extraction of the fan, and the fan can clean and collect the soil crumbs cleaned by the scraper blade in the rotating process, reduced the garrulous end loss of clod that the scraper blade was scraped and attached to the possibility on this machine internal plant surface, the effectual grinding machine that has ensured is difficult for appearing the accident because of the garrulous end corruption of clod at the moving in-process, and discharge into the collecting vat that is located the baffle below after stopper and feed chute, gas will be discharged along the gas vent this moment, and the clod that finishes of grinding will be remain in the collecting vat by the filter, compare with current grinding machine, guaranteed this inside adhesion that is difficult for because of the clod end of grinding and the circumstances of being corroded, when having ensured this grinding machine life, the security of this grinding machine has been ensured.

2. The dust-proof soil crushing and grinding machine for soil pollution treatment is characterized in that the first discharging barrel, the second discharging barrel and the rotating device are arranged, after soil blocks to be ground are placed in the grinding machine, the driving device can be started, the driving device drives the supporting framework to operate, the grinding roller and the fan can operate simultaneously, in the rotating process of the grinding roller, due to the arrangement of the supporting framework, when the driving device is started, the supporting framework can drive the grinding roller and the fan to operate simultaneously, the operation difficulty of the grinding and grinding machine in use is effectively reduced, the grinding roller can extrude the soil blocks so as to grind the soil blocks to be in a powder shape, due to the continuous rotation of the grinding roller, when the soil blocks are ground to be in a powder shape with a proper size, the powder can fall into the collecting tank along the through hole and the screen, and under the separation of the filter screen, the powder of the soil blocks which do not accord with the detection standard can be separated above the grinding plate by the filter screen, thereby carry out the grinding that lasts to the garrulous end of soil, the garrulous end volume of soil of having ensured this machine processing of grinding is comparatively unified, and be located the top of baffle, because fix the top at grinding the casing at the operating in-process because first feed cylinder, make this machine of grinding can drop into the clod to inside at any time, because the fan is when taking out the inside air of grinding casing, grind the inside negative pressure that will form of casing, external air will get into through first feed cylinder and second feed cylinder and grind the casing this moment in, make this machine of grinding when operation, the garrulous end of inside clod is difficult for along first feed cylinder and second feed cylinder loss to the external world, effectively reduce this machine of grinding to environmental pollution's possibility, and ensured the safety of operating this machine personnel of grinding.

3. This machine is smashed with dustproof soil to soil pollution treatment, through setting up the baffle, when the fan delivers to the collecting vat with the garrulous end of soil block of extraction in, gas will be discharged along the exhaust hole, and grind the garrulous end of soil block that roller and grinding plate ground the completion and also can drop to the collecting vat along the through-hole in, when having ensured that the fan can smoothly collect the garrulous end of soil block, when having reduced the fan and pouring into gas into the collecting vat, the gas in the collecting vat is difficult for discharging along the through-hole because of gas pressure is too big, ensured the operation that this machine can be smooth and easy ground.

Drawings

FIG. 1 is a schematic cross-sectional view of the front view of the present invention;

FIG. 2 is a perspective view of the connecting shaft of the present invention;

FIG. 3 is a perspective view of the first charging barrel according to the present invention;

FIG. 4 is a perspective structural view of the sleeve of the present invention;

FIG. 5 is an enlarged schematic view of the structure of the present invention at A;

FIG. 6 is a schematic top view of the polishing plate of the present invention;

in the figure: the grinding machine comprises a grinding machine shell 1, a driving device 2, a supporting framework 3, a reinforcing rib 4, a rotating device 5, a bearing 51, a rotating shaft 52, a grinding roller 6, a supporting frame 7, a fixed cylinder 8, a connecting shaft 9, a scraping plate 10, a first rotating assembly 11, a movable plate 12, a supporting shaft 13, a second rotating assembly 14, a first transmission gear 15, a second transmission gear 16, a protection plate 17, a fan 18, a fixed frame 19, a connecting cylinder 20, an exhaust pipe 21, a limiting block 22, a limiting groove 23, a discharging groove 24, a grinding plate 25, a collecting groove 26, a partition plate 27, a through hole 28, a screen 29, an exhaust hole 30, a sleeve 31, a first discharging cylinder 32, a second discharging cylinder 33, a sealing plate 34 and a collecting shell 35.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 6, the present invention provides a technical solution: the dust-proof soil crushing and grinding machine for soil pollution treatment comprises a grinding machine shell 1, wherein a driving device 2 is fixedly connected to the upper surface of the grinding machine shell 1, the bottom end of the driving device 2 penetrates through the grinding machine shell 1 to be fixedly connected with the upper surface of a supporting framework 3, the bottom end of the supporting framework 3 is respectively and fixedly connected with the upper surfaces of two rotating devices 5, one end of each opposite surface of the two rotating devices 5 is respectively and fixedly connected with the left end and the right end of a grinding roller 6, the lower surface of the supporting framework 3 is fixedly connected with four supporting frames 7, the bottom ends of the four supporting frames 7 are respectively and fixedly connected with a fixed cylinder 8, the same connecting shaft 9 is sleeved in the two corresponding fixed cylinders 8, the outer surface of each connecting shaft 9 is fixedly connected with six scraping plates 10, the right side surfaces of the two scraping plates 10 on the left side are movably connected with the left side surface of a movable plate 12 through a first rotating assembly 11, the right side surface of the movable plate 12 is in lap joint with the left side surface of the scraping plate 10 on the right side, equal fixedly connected with in both ends back shaft 13 about connecting axle 9, and the one end that two back shafts 13 kept away from mutually respectively with the one end fixed connection of two second rotating assembly 14 opposite faces, through setting up fan 18, collect shell 35 and supporting framework 3, make scraper blade 10 can clear up the adhesion at the soil bits on grinding roller 6 surface, make this grinding tank surface difficult for appearing the circumstances of being corroded because of the bits of adhesion soil piece, effectual life to grinding roller 6 has played the effect of guarantee.

Specifically, as shown in fig. 1, 4 and 5, a first transmission gear 15 is fixedly connected to the right end of the second rotating assembly 14, the first transmission gear 15 is in transmission connection with a second transmission gear 16, the second transmission gear 16 is sleeved on the outer surface of the rotating device 5, a reinforcing rib 4 is arranged on the outer surface of the supporting framework 3, protection plates 17 are fixedly connected to both left and right side surfaces of the inner wall of the supporting framework 3, due to the arrangement of the first transmission gear 15 and the second transmission gear 16, when the grinding roller 6 rotates, the scraper 10 can rotate together with the grinding roller 6, and under the condition that the grinding roller 6 and the scraper 10 rotate in opposite directions, the scraper 10 can effectively clean the grinding roller 6, the inner walls of the two protection plates 17 are respectively and fixedly connected with the outer surfaces of the two first rotating assemblies 11, the protection plates 17 are provided as sealing protection plates, the lower surface of the supporting framework 3 is fixedly connected with the top end of the output shaft of the fan 18, the outer surface of the fan 18 is sleeved with a sleeve 31, the inner wall of the sleeve 31 is communicated with the air outlet of the fan 18, and because the protective plate 17 is arranged, when the broken soil blocks are ground, the broken soil blocks are not easy to adhere to the surfaces of the first transmission gear 15 and the second transmission gear 16, so that the connection tightness between the first transmission gear 15 and the second transmission gear 16 is ensured, and the situation that the broken soil blocks corrode the first transmission gear 15 and the second transmission gear 16 is reduced, four fixing frames 19 are fixedly connected to the outer surface of the fan 18, and the back of four mounts 19 is all threaded connection at the front of grinding the inner wall of the chassis 1, the air intake below the blower 18 is linked together with upper surface of collecting the shell 35, the rotating device 5 includes the bearing 51, the external surface of the bearing 51 and bottom fixed connection of the supporting frame 3, the bearing 51 is nested with the spindle 52, one end of the opposite face of two spindles 52 is fixedly connected with both ends of the grinding roller 6 respectively.

Specifically, as shown in fig. 1 and 6, the outer surface of the sleeve 31 is communicated with one end of the opposite surfaces of the two exhaust pipes 21, the other end of the exhaust pipe 21 is communicated with the upper surface of the limiting block 22, the limiting block 22 is slidably connected in the limiting groove 23, the limiting groove 23 is formed in the upper surface of the grinding plate 25, the opposite surfaces of the two limiting blocks 22 are fixedly connected with the opposite surfaces of the two sealing plates 34, the sealing plates 34 are slidably connected in the limiting groove 23, the outer surface of the grinding plate 25 is fixedly connected with the inner wall of the grinding casing 1, due to the arrangement of the sealing plates 34, when grinding the soil crumbles, the soil crumbles are not easy to fall into the limiting groove 23, the sealing effect on the limiting groove 23 is effectively achieved, and the movement of the two limiting blocks 22 is not influenced, the smoothness of the movement of the limiting blocks 22 is ensured, the upper surface of the grinding plate 25 is overlapped with the outer surface of the grinding roller 6, the shape of the limiting groove 23 is annular, the lower surface of the inner wall of the limiting groove 23 is provided with a blanking groove 24, the blanking groove 24 is communicated with the collecting groove 26, the left side surface and the right side surface of the inner wall of the collecting groove 26 are fixedly connected with the outer surface of the partition plate 27, the bottom end of the blanking groove 24 is positioned below the partition plate 27, the cross section of the limiting groove 23 and the shape of the limiting block 22 are both T-shaped, due to the arrangement of the collecting shell 35, when the fan 18 operates, the collecting shell 35 can collect soil block scraps scraped away by the scraper 10, the possibility that the soil block scraps scraped by the scraper 10 escape into the grinding shell 1 and adhere to the surface of internal equipment of the grinding machine is reduced, the grinding machine is effectively ensured to be not easy to cause accidents due to corrosion of the soil block scraps in the operation process, the upper surface of the collecting groove 26 is provided with a plurality of through holes 28, and a plurality of through holes 28 are internally provided with a screen 29, a plurality of exhaust hole 30 has been seted up in the front of collecting vat 26 inner wall, and all is provided with the filter screen in a plurality of exhaust hole 30, and collecting vat 26's front is provided with the door plant through the round pin axle.

Specifically, as shown in fig. 1 and 3, the connecting cylinder 20 is disposed on the upper surface of the grinding machine shell 1, the second discharging cylinder 33 is disposed in the sleeve 31, and the first discharging cylinder 32 is disposed above the grinding machine shell 1, so that the grinding machine can be used for feeding soil blocks into the grinding machine at any time, the applicability of the grinding machine is improved, the upper surface of the second discharging cylinder 33 is overlapped with the lower surface of the first discharging cylinder 32, and the first discharging cylinder 32 is clamped on the upper surface of the grinding machine shell 1.

The working principle of the invention is as follows:

s1, when the soil grinder is used, the soil to be collected is primarily dried and classified, then the soil is divided into small blocks with uniform volume, at the moment, the soil can be finely ground, so that various indexes of the soil are detected, and when the soil needs to be ground, the soil blocks to be ground only need to be put into the feeding holes formed in the first feeding barrel 32, then the soil blocks fall into the second feeding barrel 33 under the action of self gravity and fall on the surface of the grinding plate 25 along the second feeding barrel 33, and then the grinder can be started to grind the soil blocks;

s2, after the soil blocks to be ground are placed into the grinder, the driving device can be started, so that the driving device 2 drives the supporting framework 3 to operate, the grinding roller 6 and the fan 18 can operate simultaneously while the supporting framework 3 operates, the grinding roller 6 can extrude the soil blocks in the rotation process of the grinding roller 6, the soil blocks can be ground into powder under the action of the gravity of the grinding roller 6 and the protrusions on the surface of the grinding plate 25, and the powder can fall into the collecting tank 26 along the through hole 28 and the screen 29 and is located above the partition plate 27 when the soil blocks are ground into powder with proper size due to the continuous rotation of the grinding roller 6;

s3, when the grinding roller 6 rotates, the grinding roller 6 will rotate due to the friction between the grinding plate 25, and the second transmission gear 16 will drive the first transmission gear 15 to rotate, so that the connecting shaft 9 rotates slowly, the connecting shaft 9 can rotate reversely with the grinding roller 6 during the rotation of the grinding roller 6, at this time, the scraper 10 can clean the soil crumbs adhered to the surface of the grinding roller 6, and, during the rotation of the supporting skeleton 3, the fan 18 draws the air inside the mill through the collection shell 35, when the scraper 10 cleans the soil block crumbs, the soil block crumbs are discharged into the two exhaust pipes 21 through the sleeve 31 along with the suction of the fan 18, and after passing through the limiting block 22 and the blanking slot 24, the ground soil is discharged into the collecting slot 26 below the partition plate 27, at the moment, the gas is discharged along the exhaust port, and the ground soil fragments are retained in the collecting slot 26 by the filter plate.

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 and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. Soil pollution handles and smashes machine of grinding with dustproof soil, including grinding casing (1), its characterized in that: the grinding machine is characterized in that a driving device (2) is fixedly connected to the upper surface of the grinding machine shell (1), the bottom end of the driving device (2) penetrates through the grinding machine shell (1) and is fixedly connected with the upper surface of a supporting framework (3), the bottom end of the supporting framework (3) is fixedly connected with the upper surfaces of two rotating devices (5), one ends of opposite surfaces of the two rotating devices (5) are fixedly connected with the left end and the right end of a grinding roller (6), four supporting frames (7) are fixedly connected to the lower surface of the supporting framework (3), fixed cylinders (8) are fixedly connected to the bottom ends of the four supporting frames (7), the same connecting shaft (9) is sleeved in the corresponding two fixed cylinders (8), six scraping plates (10) are fixedly connected to the outer surface of each connecting shaft (9), and the right side surfaces of the two scraping plates (10) on the left side are movably connected with the left side surface of a movable plate (12) through a first rotating assembly (11), the right side surface of the movable plate (12) is in lap joint with the left side surface of the right scraper (10), supporting shafts (13) are fixedly connected to the left end and the right end of the connecting shaft (9), and the ends, far away from the two supporting shafts (13), of the two supporting shafts are fixedly connected with one ends of the opposite surfaces of the two second rotating assemblies (14) respectively; the lower surface of the supporting framework (3) is fixedly connected with the top end of an output shaft of the fan (18), a sleeve (31) is sleeved on the outer surface of the fan (18), the inner wall of the sleeve (31) is communicated with an air outlet of the fan (18), four fixing frames (19) are fixedly connected to the outer surface of the fan (18), the back surfaces of the four fixing frames (19) are in threaded connection with the front surface of the inner wall of the grinding machine shell (1), and an air inlet below the fan (18) is communicated with the upper surface of the collecting shell (35); the outer surface of the sleeve (31) is communicated with one end of each of the opposite surfaces of the two exhaust pipes (21), the other end of each exhaust pipe (21) is communicated with the upper surface of the limiting block (22), the limiting blocks (22) are connected in the limiting grooves (23) in a sliding mode, the limiting grooves (23) are formed in the upper surfaces of the grinding plates (25), the opposite surfaces of the two limiting blocks (22) are fixedly connected with the opposite surfaces of the two sealing plates (34), and the sealing plates (34) are connected in the limiting grooves (23) in a sliding mode; the utility model discloses a grinding machine shell, including abrasive sheet (25), upper surface and the inner wall fixed connection who grinds casing (1) of abrasive sheet (25), the upper surface of abrasive sheet (25) and the surface overlap joint of grinding roller (6), the shape of spacing groove (23) sets up to the annular, silo (24) down have been seted up to the lower surface of spacing groove (23) inner wall, be linked together of silo (24) and collecting vat (26) down, the left and right sides face of collecting vat (26) inner wall is connected with the surface fixed connection of baffle (27), the bottom of silo (24) is located the below of baffle (27) down.

2. The dust-proof soil pulverizing mill for soil pollution treatment according to claim 1, characterized in that: the right-hand member fixedly connected with first drive gear (15) of second rotating assembly (14), first drive gear (15) are connected with second drive gear (16) transmission, cup joint at the surface of rotary device (5) of second drive gear (16), braced frame (3) surface is provided with strengthening rib (4).

3. The dust-proof soil pulverizing mill for soil pollution treatment according to claim 1, characterized in that: the equal fixedly connected with guard plate (17) of the left and right sides face of support chassis (3) inner wall, and the inner wall of two guard plates (17) respectively with the fixed surface connection of two first rotating assembly (11), guard plate (17) set up to sealed guard plate.

4. The dust-proof soil pulverizing mill for soil pollution treatment according to claim 1, characterized in that: the cross section of spacing groove (23) and the shape of stopper (22) all set up to the T font, a plurality of through-hole (28) have been seted up to the upper surface of collecting vat (26), and a plurality of and all be provided with screen cloth (29) in through-hole (28).

5. The dust-proof soil pulverizing mill for soil pollution treatment according to claim 4, characterized in that: a plurality of exhaust holes (30) are formed in the front face of the inner wall of the collecting groove (26), filter screens are arranged in the plurality of exhaust holes (30), and door plates are arranged on the front face of the collecting groove (26) through pin shafts.

6. The dust-proof soil pulverizing mill for soil pollution treatment according to claim 1, characterized in that: the upper surface of grinding machine shell (1) is provided with connecting cylinder (20), be provided with second feed cylinder (33) down in sleeve (31), the upper surface of second feed cylinder (33) and first feed cylinder (32) lower surface overlap joint down, first feed cylinder (32) joint is at the upper surface of grinding machine shell (1).

7. The dust-proof soil pulverizing mill for soil pollution treatment according to claim 2, characterized in that: rotating device (5) are including bearing (51), the bottom fixed connection of bearing (51) surface and support skeleton (3), have cup jointed pivot (52) in bearing (51), the one end of two pivot (52) opposite faces respectively with the both ends fixed connection of grinding roller (6).