CN110947750B

CN110947750B - Soil remediation administers and smashes screening plant with high-efficient notes liquid

Info

Publication number: CN110947750B
Application number: CN201911198136.7A
Authority: CN
Inventors: 李义军; 余丽琦; 林臻
Original assignee: Fuzhou Chuanhui Environmental Engineering Co ltd
Current assignee: Fuzhou Chuanhui Environmental Engineering Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2021-11-16
Anticipated expiration: 2039-11-29
Also published as: CN110947750A

Abstract

The invention discloses a high-efficiency liquid injection, crushing, screening and filtering device for soil remediation and treatment, which comprises a rack, wherein a box body is fixedly installed on the rack, a material guide plate is arranged at the bottom in the box body, the lower end of the material guide plate faces the rear side, a vertical plate is fixedly connected to the upper end of the material guide plate, the vertical plate divides the interior of the box body into a screening cavity and a liquid injection cavity which are arranged in the front and at the back, a feed hopper is arranged at the top in the screening cavity, a crushing mechanism, a first material collecting hopper, a second material collecting hopper and a screening mechanism are sequentially arranged in the screening cavity from top to bottom along the vertical direction, the lower end of the first material collecting hopper is connected with an upper throwing mechanism, a transverse plate is arranged in the liquid injection cavity, and the transverse plate divides the interior of the liquid injection cavity into a liquid storage chamber and a stirring chamber which are arranged up and down. The invention can realize the rapid pulverization and refinement of soil, screen the soil, and uniformly mix the liquid medicine with the screened soil to realize the rapid remediation of the soil.

Description

Soil remediation administers and smashes screening plant with high-efficient notes liquid

Technical Field

The invention relates to the technical field of soil remediation, in particular to a high-efficiency liquid injection, crushing, screening and filtering device for soil remediation and treatment.

Background

With the rapid development of industry, soil pollution is increasingly serious, and the information from the ministry of land resources and the national geological survey shows that soil pollutants are mainly divided into two categories, namely inorganic pollutants and organic pollutants, the protection of soil environment is an important content for maintaining ecological balance and promoting ecological construction, and is related to the sustainable development of social economy. However, in the past, due to extensive development of the industry, the soil environment conditions in many areas were great and some areas were seriously contaminated.

And harmful substance surpasses the self-cleaning ability of soil in current soil, will arouse the composition change of soil, and microbial production is inhibited, consequently, need design a soil remediation and administer with high-efficient notes liquid crushing screen filter device, sieve the soil and filter the back, annotate the liquid mixture again, realize soil remediation.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a high-efficiency liquid injection, crushing, screening and filtering device for soil remediation and treatment.

In order to achieve the purpose, the invention adopts the following technical scheme:

a high-efficiency liquid injection crushing screening device for soil remediation and treatment comprises a rack, wherein a box body is fixedly mounted on the rack, a guide plate is arranged at the bottom in the box body, the lower end of the guide plate faces the rear side, a vertical plate is fixedly connected to the upper end of the guide plate, the vertical plate divides the interior of the box body into a screening cavity and a liquid injection cavity which are arranged in the front and at the back, a feed hopper is arranged at the top in the screening cavity, a crushing mechanism, a first material collecting hopper, a second material collecting hopper and a screening mechanism are sequentially arranged in the screening cavity from top to bottom along the vertical direction, an upper throwing mechanism is connected to the lower end of the first material collecting hopper, a transverse plate is arranged in the liquid injection cavity, the transverse plate divides the liquid injection cavity into a liquid storage chamber and a stirring chamber which are arranged from top to bottom, a liquid storage mechanism is arranged in the liquid storage chamber, a stirring mechanism is arranged in the stirring chamber, and the stirring mechanism and the screening mechanism are both linked with the upper throwing mechanism, the utility model discloses a material guide plate, including box, riser, baffle plate, diesel generator, storage battery, running gear, the bin outlet that corresponds with the stock guide low-order end is seted up on the rear side wall of box, fixedly connected with and the bin outlet pipe of bin outlet intercommunication on the box lateral wall, be equipped with shutoff mechanism in the bin outlet, the opening has been seted up on the lateral wall of riser lower part, install diesel generator in the frame, be equipped with the battery in the box, running gear is installed to the frame lower extreme.

Preferably, crushing mechanism sets up two crushing rollers in the feeder hopper below including the symmetry, two all run through on the crushing roller and be equipped with rather than fixed connection's first drive shaft, the one end of first drive shaft is rotated and is connected on the inner wall in sieve filter chamber, the other end fixedly connected with connecting axle of first drive shaft, two the other end of connecting axle all runs through the sieve filter intracavity wall and extends to the outside, two the connecting axle is located all fixed drive gear, the first runner of having cup jointed, just two on the lateral wall in the box outside drive gear meshing, fixedly connected with mounting bracket on the preceding lateral wall of box, install first motor on the mounting bracket, the terminal fixed connection of first motor output shaft is on one of them connecting axle tip.

Preferably, rubbing crusher constructs including being located two second drive shafts of crushing roller below, the one end of second drive shaft is rotated and is connected on the inner wall in sieve filter chamber, the other end of second drive shaft runs through sieve filter chamber inner wall and extends to the box outside and fixedly connected with second runner, the second runner passes through the drive belt transmission with first runner and is connected, the equipartition has the crushing leaf on the lateral wall that the second drive shaft is located sieve filter chamber.

Preferably, it includes the hourglass net of fixed connection at first collecting hopper lower extreme to go up throws the mechanism, and leaks the net and be horizontal tubular structure, it is equipped with horizontal first pivot to leak the net inboard, the both ends of first pivot all run through and leak the net inner wall and rotate rather than being connected, first pivot is located and is leaked and has gone up the board of throwing along its circumference equipartition on the inboard lateral wall of net, the both ends of first pivot all run through the inner wall of sieve filter chamber and extend to the box outside, in the agitator chamber respectively, install the second motor on the mounting bracket, the terminal fixed connection of second motor output shaft is at first pivot tip.

Preferably, the screening mechanism comprises a mounting frame horizontally arranged below the second aggregate bin, two opposite side walls of the mounting frame are fixedly connected with sliding sleeves, two guide rods are slidably connected in the sliding sleeves, two ends of each guide rod are fixedly connected to the inner wall of the screening cavity, a frame-shaped screen is arranged in the mounting frame and is positioned under the second aggregate bin, two springs are sleeved on the guide rods and are respectively arranged on two sides of the sliding sleeves, two ends of each spring are respectively connected to the inner walls of the sliding sleeves and the screening cavity, a shaft seat is arranged on the inner wall of the screening cavity, a second rotating shaft is rotatably connected to the shaft seat, a cam is fixedly connected to the lower end of the second rotating shaft, the cambered surface of the cam abuts against the side wall of the mounting frame, and a second cone wheel is fixedly connected to the upper end of the second rotating shaft through the second aggregate bin, the first rotating shaft is fixedly sleeved with a first cone pulley, and the first cone pulley is meshed with the second cone pulley.

Preferably, the stirring mechanism comprises a stirring rod rotatably connected to the lower end of the transverse plate, stirring blades are arranged on the side wall of the stirring rod, a worm wheel is fixedly sleeved on the side wall of the stirring rod close to the upper portion, a worm is fixedly connected to one end of the first rotating shaft, which is located in the stirring chamber, the other end of the worm is rotatably connected to the inner wall of the stirring chamber, the worm is meshed with the worm wheel, an annular spray pipe is fixedly connected to the lower end face of the transverse plate, and nozzles are uniformly distributed on the lower side wall of the annular spray pipe.

Preferably, stock solution mechanism is including setting up liquid reserve tank, the pump machine in the diaphragm upper end, pump machine input and the inside intercommunication of liquid reserve tank, the pump machine output passes through the connecting pipe and is connected with the annular spray tube.

Preferably, the travelling mechanism comprises a travelling wheel mounted at the bottom of the frame and a third motor for driving the travelling wheel to rotate.

Preferably, the blocking mechanism comprises a discharge opening, a collecting groove is arranged on the inner wall of the discharge opening, and a baffle is arranged in the collecting groove.

The invention has the beneficial effects that:

through setting up crushing mechanism, rubbing crusher constructs, start first motor, the drive connecting axle rotates, because the drive gear mesh on two connecting axles mutually, can drive two first drive shafts synchronous rotation in opposite directions, and then drive two and grind the roller and rotate relatively, and then pulverize the bold soil that gets into in the feeder hopper, and drive first runner rotation when the connecting axle rotates, and then drive the second runner rotation through the drive belt, and then drive the second drive shaft and rotate, it rotates to drive crushing leaf, further smash the soil after pulverizing, can be with the abundant fine fragmentation of soil.

Through setting up the mechanism of throwing on, screening mechanism, start the second motor, drive first pivot and rotate, and then drive the upper throwing board and rotate, can further rotate the soil and throw on again, carry out abundant crushing, further improve crushing effect and crushing efficiency, and the soil after smashing falls through the small screen, and fall to frame type screen cloth on through second collecting hopper, and when first pivot rotated, drive first cone pulley and rotate, and because first cone pulley, the meshing of second cone pulley, and then drive the rotation of second pivot, drive the cam rotation of lower extreme, rotate through the cam and support and press the installing frame and remove, the reciprocating motion of installing frame can be realized to the cooperation spring, and then drive frame type screen cloth reciprocating motion back and forth and further screening.

Through setting up stock solution mechanism, rabbling mechanism, soil after smashing the sieve and straining gets into in the agitator chamber through the opening, can drive the worm when first pivot is rotated and rotate, because worm and worm wheel meshing, and then the drive worm wheel rotates, can drive the puddler and rotate, it rotates to drive the stirring leaf, stir soil, and start the pump machine simultaneously, can go into annular shower nozzle with the liquid medicine pump in the liquid reserve tank, and through nozzle blowout liquid medicine, the cooperation stirring leaf rotates liquid medicine and soil intensive mixing, realize soil remediation, soil after the restoration is discharged backward through arranging the material pipe, can realize that soil screening and notes liquid mix and go on in step, soil remediation efficiency is high.

Drawings

FIG. 1 is a schematic structural diagram of an efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to the present invention;

FIG. 2 is a schematic diagram of the inner side structure of a screen of the efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment provided by the invention;

FIG. 3 is a schematic view of a partial structure of a grinding mechanism of the high-efficiency liquid injection grinding screening device for soil remediation and treatment according to the present invention;

FIG. 4 is an enlarged view taken at A in FIG. 1;

fig. 5 is a partial structural schematic diagram of a screening mechanism of the efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment.

In the figure: 1 box body, 2 grinding rollers, 3 first driving shaft, 4 feed hoppers, 5 driving gears, 6 mounting frames, 7 first rotating wheels, 8 first motors, 9 connecting shafts, 10 driving belts, 11 second rotating wheels, 12 second driving shafts, 13 grinding blades, 14 second motors, 15 first material collecting hoppers, 16 screen meshes, 17 upper throwing plates, 18 second material collecting hoppers, 19 first rotating shafts, 20 first cone wheels, 21 second cone wheels, 22 second rotating shafts, 23 shaft seats, 24 frame type screen meshes, 25 diesel generators, 26 traveling wheels, 27 storage batteries, 28 material guide plates, 29 third motors, 30 material discharge pipes, 31 baffle plates, 32 collecting grooves, 33 stirring blades, 34 stirring rods, 35 worm wheels, 36 worms, 37 nozzles, 38 annular spraying pipes, 39 pumps, 40 liquid storage boxes, 41 frames, 42 sliding sleeves, 43 mounting frames, 44 guide rods, 45 springs and 46 cams.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-5, a high-efficiency liquid injection, crushing, screening and filtering device for soil remediation and treatment comprises a frame 41, wherein a box body 1 is fixedly arranged on the frame 41, a material guide plate 28 is arranged at the bottom in the box body 1, the lower end of the material guide plate 28 faces backwards, a vertical plate is fixedly connected to the upper end of the material guide plate 28 and divides the interior of the box body 1 into a screening cavity and a liquid injection cavity which are arranged in the front and back, a feed hopper 4 is arranged at the top in the screening cavity, a crushing mechanism, a first material collecting hopper 15, a second material collecting hopper 18 and a screening mechanism are sequentially arranged in the screening cavity from top to bottom along the vertical direction, an upper throwing mechanism is connected to the lower end of the first material collecting hopper 15, a transverse plate is arranged in the liquid injection cavity and divides the interior of the liquid injection cavity into a liquid storage chamber and a stirring chamber which are arranged up and down, a liquid storage mechanism is arranged in the liquid storage chamber, a stirring mechanism is arranged in the stirring chamber, and the stirring mechanism are linked with the upper throwing mechanism, offer the bin outlet that corresponds with the 28 low level ends of stock guide on the rear side wall of box 1, fixedly connected with and the bin outlet pipe 30 of bin outlet intercommunication on the box 1 lateral wall, be equipped with shutoff mechanism in the bin outlet, the opening has been seted up on the lateral wall of riser lower part, install diesel generator 25 on the frame 41, be equipped with battery 27 in the box 1, diesel generator 25 can generate electricity and charge for battery 27, battery 27 can provide the electric energy for each electricity of this device drives the part, running gear is installed to 41 lower extremes of frame.

In the invention, the grinding mechanism comprises two grinding rollers 2 which are symmetrically arranged below a feed hopper 4, a first driving shaft 3 fixedly connected with the two grinding rollers 2 is arranged on the two grinding rollers 2 in a penetrating way, one end of the first driving shaft 3 is rotatably connected on the inner wall of a screening cavity, the other end of the first driving shaft 3 is fixedly connected with a connecting shaft 9, the other ends of the two connecting shafts 9 extend to the outer side by penetrating through the inner wall of the screening cavity, the side walls of the two connecting shafts 9 positioned on the outer side of a box body 1 are fixedly sleeved with a driving gear 5 and a first rotating wheel 7, and the two driving gears 5 are meshed, the front side wall of the box body 1 is fixedly connected with a mounting frame 6, a first motor 8 is arranged on the mounting frame 6, the tail end of an output shaft of the first motor 8 is fixedly connected to the end part of one connecting shaft 9, the first motor 8 is started, and then drives two crushing rollers 2 to rotate relatively, and then crushes the bulk soil entering from the feed hopper 4.

Concretely, rubbing crusher constructs including being located two second drive axles 12 of 2 below crushing rollers, the one end of second drive axle 12 is rotated and is connected on the inner wall of screening chamber, the other end of second drive axle 12 runs through screening chamber inner wall and extends to 1 outside of box and fixedly connected with second runner 11, second runner 11 passes through drive belt 10 transmission with first runner 7 and is connected, the equipartition has crushing leaf 13 on the lateral wall that second drive axle 12 is located screening chamber, it rotates to drive first runner 7 when connecting axle 9 rotates, and then drive second runner 11 through drive belt 10 and rotate, and then drive second drive axle 12 and rotate, it rotates to drive crushing leaf 13, further smash the soil after smashing, can be with soil fully fine crushing.

Specifically, it includes that fixed connection leaks the net 16 at first aggregate bin 15 lower extreme to go up to throw the mechanism, and leaks the net 16 and be horizontal tubular structure, it is equipped with horizontal first pivot 19 to leak the net 16 inboard, the both ends of first pivot 19 all run through 16 inner walls of leaking the net and rotate rather than being connected, first pivot 19 is located and has gone up throwing board 17 along its circumference equipartition on the lateral wall of leaking the net 16 inboard, the both ends of first pivot 19 all run through the inner wall of sieve filter chamber and extend to the box 1 outside respectively, in the agitator chamber, install second motor 14 on the mounting bracket 6, second motor 14 output shaft end fixed connection is at 19 tip of first pivot, start second motor 14, drive first pivot 19 rotates, and then drive and throw board 17 and rotate, can further rotate the soil and go up to throw, carry out abundant crushing, further improve crushing effect and crushing efficiency.

Specifically, the screening mechanism comprises a mounting frame 43 horizontally arranged below the second aggregate bin 18, two opposite side walls of the mounting frame 43 are fixedly connected with sliding sleeves 42, two guide rods 44 are slidably connected in the two sliding sleeves 42, two ends of each guide rod 44 are fixedly connected to the inner wall of the screening cavity, a frame-shaped screen 24 is arranged in the mounting frame 43, the frame-shaped screen 24 is positioned under the second aggregate bin 18, two springs 45 are sleeved on the guide rods 44, the two springs 45 are respectively arranged on two sides of the sliding sleeves 42, two ends of each spring 45 are respectively connected to the inner walls of the sliding sleeves 42 and the screening cavity, a shaft seat 23 is arranged on the inner wall of the screening cavity, a second rotating shaft 22 is rotatably connected to the shaft seat 23, a cam 46 is fixedly connected to the lower end of the second rotating shaft 22, the cambered surface of the cam 46 abuts against the side wall of the mounting frame 43, the upper end of the second rotating shaft 22 penetrates through the second aggregate bin 18 and is fixedly connected with a second cone 21, the first rotating shaft 19 is fixedly sleeved with a first cone pulley 20, and the first cone pulley 20 is meshed with a second cone pulley 21.

Concretely, rabbling mechanism is including rotating the puddler 34 of connecting at the diaphragm lower extreme, is equipped with stirring leaf 33 on the puddler 34 lateral wall, and puddler 34 leans on fixed the cup joint worm wheel 35 on the lateral wall of upper portion, and first pivot 19 is located one end fixedly connected with worm 36 in the teeter chamber, and the other end of worm 36 rotates and connects on the inner wall of teeter chamber, and worm 36 meshes with worm wheel 35, end face fixedly connected with annular spray tube 38 under the diaphragm, and the equipartition has nozzle 37 on the lateral wall under annular spray tube 38. Stock solution mechanism is including setting up the liquid reserve tank 40 in the diaphragm upper end, pump machine 39, the inside intercommunication of pump machine 39 input and liquid reserve tank 40, pump machine 39 output passes through the connecting pipe and is connected with annular spray tube 38, start pump machine 39, can go into annular spray tube 38 with the liquid medicine pump in the liquid reserve tank 40 in, and through nozzle 37 blowout liquid medicine, cooperation stirring leaf 33 rotates liquid medicine and soil intensive mixing, realize soil remediation, soil after the restoration is discharged backward through arranging material pipe 30, can realize that soil screening and notes liquid mix and go on in step, soil remediation is efficient.

Specifically, the traveling mechanism comprises a traveling wheel 26 mounted at the bottom of the frame 41 and a third motor 29 for driving the traveling wheel to rotate, so that the device can move conveniently.

Specifically, the plugging mechanism comprises a material outlet, a material receiving groove 32 is formed in the inner wall of the material outlet, a baffle 31 is arranged in the material receiving groove 32, and the material can be manually opened to discharge materials.

When the soil crushing machine is used, soil is added into the feeding hopper 4, the first motor 8 is started to drive the connecting shafts 9 to rotate, the two first driving shafts 3 can be driven to synchronously rotate in opposite directions due to the meshing of the driving gears 5 on the two connecting shafts 9, so that the two crushing rollers 2 are driven to relatively rotate, large soil entering from the feeding hopper 4 is crushed, the first rotating wheel 7 is driven to rotate when the connecting shafts 9 rotate, the second rotating wheel 11 is driven to rotate through the driving belt 10, the second driving shaft 12 is driven to rotate, the crushing blades 13 are driven to rotate, the crushed soil is further crushed, and the soil can be fully crushed.

The second motor 14 is started to drive the first rotating shaft 19 to rotate and further drive the upper throwing plate 17 to rotate, soil can be further rotated and thrown again, sufficient smashing is carried out, the smashing effect and the smashing efficiency are further improved, smashed soil falls through the leakage net 16 and falls onto the frame-shaped screen mesh 24 through the second collecting hopper 18, when the first rotating shaft 19 rotates, the first cone pulley 20 is driven to rotate, the first cone pulley 20 and the second cone pulley 21 are meshed, the second rotating shaft 22 is driven to rotate, the cam 46 at the lower end is driven to rotate, the cam 46 rotates to abut against the mounting frame 43 to move, reciprocating movement of the mounting frame 43 can be achieved through the cooperation of the spring 45, and further the frame-shaped screen mesh 24 is driven to reciprocate to carry out further screening. Soil after smashing the sieve and filtering passes through in the opening gets into the teeter chamber, can drive worm 36 when first pivot 19 rotates and rotate, because worm 36 and worm wheel 35 mesh, and then drive worm wheel 35 and rotate, can drive puddler 34 and rotate, it rotates to drive stirring leaf 33, stir soil, and start pump machine 39 simultaneously, can go into annular spray tube 38 with the liquid medicine pump in the liquid reserve tank 40 in, and through nozzle 37 blowout liquid medicine, cooperation stirring leaf 33 rotates liquid medicine and soil intensive mixing, realize soil remediation, soil after the restoration is discharged backward through arranging material pipe 30, can realize that soil screening and notes liquid mixing go on in step, soil remediation is efficient.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a soil remediation administers with high-efficient notes liquid crushing sieve and strain device, includes frame (41), its characterized in that, the last fixed mounting of frame (41) has box (1), the bottom is equipped with stock guide (28) in box (1), and stock guide (28) low level end towards the rear, stock guide (28) upper end fixedly connected with riser, the sieve filter chamber and the notes liquid chamber that set up around the internal partitioning of box (1) are become to the riser, sieve filter intracavity top is equipped with feeder hopper (4), sieve filter intracavity is equipped with along vertical direction from the top down and is equipped with in proper order and pulverizes mechanism, rubbing crusher mechanism, first collecting hopper (15), second collecting hopper (18), screening mechanism, first collecting hopper (15) lower extreme is connected with and throws the mechanism, it is equipped with the diaphragm to annotate the liquid intracavity, the diaphragm separates the stock solution room that sets up about the internal partitioning of cavity into, The automatic material feeding device comprises a stirring chamber, wherein a liquid storage mechanism is arranged in the liquid storage chamber, a stirring mechanism is arranged in the stirring chamber, the stirring mechanism and a screening mechanism are both linked with an upper throwing mechanism, a material discharging opening corresponding to the lower end of a material guide plate (28) is formed in the rear side wall of a box body (1), a material discharging pipe (30) communicated with the material discharging opening is fixedly connected to the side wall of the box body (1), a blocking mechanism is arranged in the material discharging opening, an opening is formed in the side wall of the lower portion of a vertical plate, a diesel generator (25) is installed on a rack (41), a storage battery (27) is arranged in the box body (1), and a travelling mechanism is installed at the lower end of the rack (41); the screening mechanism comprises a mounting frame (43) horizontally arranged below the second aggregate bin (18), two sliding sleeves (42) are fixedly connected to two opposite side walls of the mounting frame (43), guide rods (44) are slidably connected to the two sliding sleeves (42), two ends of each guide rod (44) are fixedly connected to the inner wall of the screening cavity, a frame-shaped screen (24) is installed in the mounting frame (43), the frame-shaped screen (24) is located under the second aggregate bin (18), the guide rods (44) are sleeved with two springs (45), the two springs (45) are respectively arranged on two sides of the sliding sleeves (42), two ends of the springs (45) are respectively connected to the inner walls of the sliding sleeves (42) and the screening cavity, the risers are located on the inner wall of the screening cavity and provided with shaft seats (23), the second rotating shaft (22) is rotatably connected to the shaft seats (23), the lower end of the second rotating shaft (22) is fixedly connected with a cam (46), the cambered surface of the cam (46) is abutted against the side wall of the mounting frame (43), the upper end of the second rotating shaft (22) penetrates through the second aggregate bin (18) and is fixedly connected with a second cone pulley (21), the first rotating shaft (19) is fixedly sleeved with a first cone pulley (20), and the first cone pulley (20) is meshed with the second cone pulley (21); go up throwing mechanism and include that fixed connection leaks net (16) at first aggregate bin (15) lower extreme, and leak net (16) are horizontal tubular structure, leak net (16) inboard and be equipped with horizontal first pivot (19), the both ends of first pivot (19) all run through leak net (16) inner wall and rotate rather than and be connected, first pivot (19) are located and have upward throwing board (17) along its circumference equipartition on leaking the lateral wall of net (16) inboard, the both ends of first pivot (19) all run through the inner wall of sieve filter chamber and extend to box (1) outside, agitator chamber respectively, install second motor (14) on mounting bracket (6), second motor (14) output shaft end fixed connection is at first pivot (19) tip.

2. The efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to claim 1, wherein the crushing mechanism comprises two crushing rollers (2) symmetrically arranged below the feed hopper (4), the two crushing rollers (2) are provided with first driving shafts (3) fixedly connected with the two crushing rollers in a penetrating manner, one ends of the first driving shafts (3) are rotatably connected to the inner wall of the screening and filtering cavity, the other ends of the first driving shafts (3) are fixedly connected with connecting shafts (9), the other ends of the two connecting shafts (9) extend to the outside in a penetrating manner through the inner wall of the screening and filtering cavity, the side walls of the two connecting shafts (9) located at the outside of the box body (1) are fixedly sleeved with driving gears (5) and first rotating wheels (7), the two driving gears (5) are meshed, the front side wall of the box body (1) is fixedly connected with a mounting frame (6), install first motor (8) on mounting bracket (6), first motor (8) output shaft end fixed connection is on one of them connecting axle (9) tip.

3. The efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to claim 2, wherein the crushing mechanism comprises two second driving shafts (12) located below the crushing rollers (2), one end of each second driving shaft (12) is rotatably connected to the inner wall of the screening cavity, the other end of each second driving shaft (12) penetrates through the inner wall of the screening cavity, extends to the outer side of the box body (1) and is fixedly connected with a second rotating wheel (11), the second rotating wheel (11) is in transmission connection with the first rotating wheel (7) through a driving belt (10), and crushing leaves (13) are uniformly distributed on the side wall of each second driving shaft (12) located in the screening cavity.

4. The efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to claim 3, wherein the stirring mechanism comprises a stirring rod (34) rotatably connected to the lower end of the transverse plate, stirring blades (33) are arranged on the side wall of the stirring rod (34), a worm wheel (35) is fixedly connected to the side wall of the stirring rod (34) close to the upper portion, a worm (36) is fixedly connected to one end of the first rotating shaft (19) in the stirring chamber, the other end of the worm (36) is rotatably connected to the inner wall of the stirring chamber, the worm (36) is meshed with the worm wheel (35), an annular spray pipe (38) is fixedly connected to the lower end face of the transverse plate, and nozzles (37) are uniformly distributed on the lower side wall of the annular spray pipe (38).

5. The efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to claim 4, wherein the liquid storage mechanism comprises a liquid storage tank (40) and a pump (39), the liquid storage tank is arranged at the upper end of the transverse plate, the input end of the pump (39) is communicated with the inside of the liquid storage tank (40), and the output end of the pump (39) is connected with the annular spray pipe (38) through a connecting pipe.

6. The efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to claim 1, wherein the traveling mechanism comprises a traveling wheel (26) mounted at the bottom of the frame (41) and a third motor (29) for driving the traveling wheel to rotate.

7. The efficient liquid injection, crushing, screening and filtering device for soil remediation and treatment according to claim 1, wherein the blocking mechanism comprises a discharge port, a receiving groove (32) is formed in the inner wall of the discharge port, and a baffle (31) is arranged in the receiving groove (32).