CN212419094U - Be used for prosthetic charge device of soil - Google Patents

Abstract

The utility model relates to a chemical adding device for soil remediation, which effectively solves the problems of large occupied area, complex operation, low remediation efficiency and poor material mixing effect of the existing device; the technical scheme includes that the device comprises a base, wherein a reaction bin is arranged on the base, a medicine storage box and a microorganism storage box are arranged on two sides of the reaction bin, a water pump is arranged in the medicine storage box and the microorganism storage box, the other end of the water pump is connected into the reaction bin, a horn-shaped feed inlet is arranged at the upper end of the reaction bin, an auger shaft is arranged in the feed inlet, a smashing rod is arranged below the auger shaft, a screen is arranged below the smashing rod, a heating device is arranged below the screen, a stirring bin is arranged below the heating device, a stirring device is arranged in the stirring bin, and the stirring device is connected with a stirring; the utility model discloses degree of automation is high, drives whole device function through below agitator motor, convenient operation, and area is little, soil and liquid medicine misce bene, and repair efficiency is high, has fine practicality.

Description

Be used for prosthetic charge device of soil

Technical Field

The utility model relates to a technical field is administered to soil, specifically is a charge device for soil remediation.

Background

Along with the continuous development of the industrial and economic level of China, the comprehensive strength of China is continuously improved, but along with the development of society, the problem of environmental pollution is more and more serious, among various environmental pollutions, the soil pollution is an increasingly prominent problem, and in the process of the first national soil pollution condition investigation in China, the national soil environmental conditions are found to be generally not optimistic and some areas are seriously polluted, so that the plants can not grow, the cultivated land soil quality in some areas is lower, the crops are not easy to grow and the yield is very low, chemical plants are arranged near the cultivated land soil in some areas, the heavy metal content of the soil seriously exceeds the standard due to the three-waste discharge of chemical plants, which leads to the long-term accumulation of the heavy metals in the soil, then the water enters the human body through a drinking water and plant system through a food chain, and the human body health is harmed, so that the problem of soil remediation is particularly important;

in the prior art, as for technical measures for soil remediation, the pollutants in the soil are transferred, absorbed, degraded and transformed by physical, chemical and biological methods, so that the pollutants in the soil are reduced to an acceptable level, or toxic and harmful pollutants are transformed into harmless substances by biological and chemical means, and fundamentally, the technical principle of contaminated soil remediation can be roughly divided into;

(1) changing the existence form of the pollutants in the soil or the mode of mutual combination with the soil, and reducing the mobility and bioavailability of the pollutants in the soil;

(2) the concentration of harmful substances in the soil is reduced by means of chemical leaching or biological control.

In the existing soil remediation devices, the soil needs to be treated in steps, including: the method comprises the following steps of crushing, pyrolyzing, spray washing, repairing bacteria, stirring and the like, wherein different processing equipment is required in each step, and the processing equipment in adjacent steps is required to be transported and transferred through a conveying device, so that the occupied area is large, the operation is complicated, the repairing efficiency is low, and the soil repairing work is not facilitated;

traditional contaminated soil's processing scheme that the mode of dealing with generally adopts extensive formula builds the pit of certain size in the field promptly, then transports contaminated soil in the pit, then adds a large amount of water and medicament, then stirs with the excavator, is shifting the maintenance district until the restoration end, and not only area is very big, and work gets up comparatively difficultly, and the material mixing effect is poor, and the application has the limitation.

Therefore, the utility model provides a charge device for soil remediation solves this problem.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a be used for prosthetic charge device of soil, the effectual current device area of having solved is big, complex operation, and the repair efficiency is low, the poor problem of material mixing effect.

The utility model comprises a base, a reaction bin is fixedly connected in the middle of the base, a medicine storage box and a microorganism storage box which are fixedly connected on the base are arranged at two sides of the reaction bin, water pumps are arranged in the medicine storage box and the microorganism storage box, the other ends of the two water pumps are connected to the reaction bin, the upper end of the reaction bin is provided with a horn-shaped feed inlet, the feed inlet is internally provided with an auger shaft which is rotatably connected in the reaction bin, a crushing rod which is rotatably connected in the reaction bin is arranged below the auger shaft, a screen fixedly connected with the inner wall of the reaction bin is arranged below the breaking rod, a heating device fixedly connected with the inner wall of the reaction bin is arranged below the screen, the stirring bin is arranged below the heating device, the stirring device which is rotatably connected in the reaction bin is arranged in the stirring bin, and the feed opening is formed below the stirring device. The stirring device, the auger shaft and the smashing rod are coaxially connected with a stirring motor fixedly connected below the reaction bin.

Preferably, the inner wall of the reaction bin is provided with a pesticide spraying opening at one side of the stirring device, the pesticide spraying opening is provided with an intermittent pesticide feeding device, the lower part of the stirring bin is provided with a biological reaction chamber, one side of the biological reaction chamber is provided with a spraying opening connected with a microorganism storage box, and the lower part of the biological reaction chamber is provided with a feed opening.

Preferably, agitating unit including rotating the first puddler of connection in the reaction storehouse, muffjoint has the second puddler on the first puddler, the second puddler be located the stirring storehouse bottom, first puddler is located the stirring storehouse top, stirring storehouse bottom open jaggedly, auger shaft, breaking pole and first puddler coaxial coupling.

Preferably, the first stirring rod is fixedly connected with a first bevel gear, the second stirring rod is fixedly connected with a second bevel gear, and a first transmission bevel gear and a second transmission bevel gear which are rotatably connected to the bottom of the reaction bin are meshed between the first bevel gear and the second bevel gear.

Preferably, the intermittent type advance medicine device including rotate the first transmission taper gear of connection in reaction storehouse bottom, first transmission taper gear other end coaxial coupling has the intermittent type gear of rotation connection at explosive box one side outer wall, intermittent type gear top is provided with the reset gear who rotates the connection at explosive box one side outer wall, intermittent type gear and reset gear one side meshing have the rack of sliding connection at the explosive box outer wall, the rack other end meshing has the rotation gear of rotation connection in explosive box outer wall one side, the rotating gear on coaxial coupling have rotate connect the first intermittent type that connects at the explosive box inner wall and keep off the material gear, the equidistance is opened on the first intermittent type keeps off the material gear and is had a plurality of openings, the water pump with spill and pass through pipe connection between the medicine mouth.

Preferably, the other end of the second transmission bevel gear is coaxially and fixedly connected with a half gear, the other side of the half gear is in meshing rotation connection with a transmission gear on one side of the microorganism storage box, and the other side of the transmission gear is in meshing rotation connection with a second intermittent material blocking gear on one side of the microorganism storage box.

Preferably, heating device including rotate connect the toper hot plate on smashing the pole, toper hot plate top be provided with the striker plate of fixed connection in reaction bin inner wall a week.

Preferably, screen cloth one side be provided with the waste material mouth, waste material mouth below be provided with the dump bin of placing on the base.

Preferably, a third stirring rod which is coaxially and rotatably connected to the second stirring rod is arranged in the biological reaction chamber.

The utility model aims at the problems of large occupied area, complex operation, low repair efficiency and poor material mixing effect of the existing device;

the auger shaft and the smashing rod are arranged at the feeding port, so that large pieces of soil can be smashed, and the next soil can be stirred conveniently; the crushed soil is screened and filtered through the screen mesh, and sundries such as stones which are not easy to be crushed can be removed through arranging the waste material port and the waste material box beside the screen disc, so that the quality of the soil after being repaired is ensured, and the device is also protected from being damaged by hard stones; through toper hot plate and striker plate, can carry out the pyrolysis to the soil after the screening, tentatively decompose the pollutant in the soil, through agitating unit and the explosive box and the microorganism storage box of both sides behind the toper hot plate, can be with liquid medicine and microorganism and the abundant stirring of soil, the intensive mixing, through intermittent type feed arrangement, can guarantee that the liquid medicine in the soil distributes evenly.

The utility model discloses degree of automation is high, drives whole device function through below agitator motor, convenient operation, and area is little, soil and liquid medicine misce bene, and repair efficiency is high, has fine practicality.

Drawings

Fig. 1 is a schematic perspective view of the overall layout of the present invention.

Fig. 2 is a schematic diagram of a half-section of the overall layout of the present invention.

Fig. 3 is a schematic perspective view of the first stirring rod of the present invention.

Fig. 4 is a schematic perspective view of a second stirring rod of the present invention.

Fig. 5 is a schematic perspective view of the intermittent feeding device for the medicine storage boxes of the present invention.

Fig. 6 is a schematic perspective view of an intermittent feeding device of the microorganism storage box of the present invention.

Detailed Description

The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings of fig. 1 to 6. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

The embodiment I, the utility model relates to a chemical feeding device for soil remediation, which comprises a base 1, a reaction bin 2 is fixedly connected in the middle of the base 1, the upper end of the reaction bin 2 is fixedly connected on the base 1, four supports are arranged at the lower end of the reaction bin 2, a chemical storage box 3 and a microorganism storage box 4 which are fixedly connected on the base 1 are arranged at two sides of the reaction bin 2, the upper ends of the chemical storage box 3 and the microorganism storage box 4 are fixed on the base 1, the lower end of the chemical storage box 3 and the microorganism storage box 4 are in contact with a working surface, a water pump 5 is arranged in the chemical storage box 3 and the microorganism storage box 4, the water pump 5 is externally connected with a motor, the other ends of the two water pumps 5 are connected into the reaction bin 2 through a water pipe 29, a horn-shaped feed inlet 6 is arranged at the upper end of the reaction bin 2, an auger shaft 7 which is rotatably connected, the lower part of the auger shaft 7 is provided with a smashing rod 8 which is rotatably connected in the reaction bin 2, the smashing device on the smashing rod 8 can be set into a sharp blade structure, the lower part of the smashing rod 8 is provided with a screen 9 which is fixedly connected on the inner wall of the reaction bin 2, the screen 9 is conical, the smashing device can be matched with the smashing rod 8 to smash soil together, and because the screen 9 is of a conical structure, stones which can not be smashed by the smashing rod 8 can slide to the edge of the screen 9 along a conical angle and can be recovered by a recovery device, the soil which meets the standard can be screened down by the screen 9, the lower part of the screen 9 is provided with a heating device 10 which is fixedly connected on the inner wall of the reaction bin 2, the heating device 10 is externally connected with a power supply, the heating device 10 can heat the soil which is scattered down from the screen 9, the lower part of the heating device 10 is provided with a stirring bin 11, and the stirring device 12, the stirring device 12 can fully stir and uniformly mix the polluted soil and the medicament, a feed opening 16 is formed below the stirring device 12, a material containing box or a connecting conveyer belt can be arranged below the feed opening 16, the stirring device 12, the auger shaft 7 and the smashing rod 8 are coaxially connected with a stirring motor 17 fixedly connected below the reaction bin 2, and the stirring motor 17 is externally connected with a power supply;

this embodiment is when concrete implementation, the switch is opened to the staff, agitator motor 17 begins work, then add feed inlet 6 with the soil that pollutes, via the transport effect of auger shaft 7, pollute soil and be sent to 8 departments of smashing the pole, 8 rotations of smashing the pole, smash soil, then the soil of smashing sieves via screen cloth 9, drop in the stirring storehouse 11 of below, then in liquid medicine in the explosive box 3 and the liquid medicine in the microorganism storage box 4 sprayed stirring storehouse 11, under agitating unit 12's stirring effect, soil and liquid medicine misce bene, the discharge of feed opening 16 through stirring storehouse 11 below at last.

In the second embodiment, on the basis of the first embodiment, the inner wall of the reaction chamber 2 at one side of the stirring device 12 is provided with a medicine spraying opening 13, the medicine spraying opening 13 is arranged above the stirring device 12, the liquid medicine can be sprinkled on the soil, the medicine sprinkling opening 13 is connected with the water pump 5 in the medicine storage box 3 outside the reaction bin 2, chemical agents can be sprayed out through a water pump, an intermittent feeding device is arranged at the pesticide spraying opening 13 and can ensure the intermittent spraying of soil, thus ensuring that the content of the liquid medicine in the soil is not too much or too little, a biological reaction chamber 14 is arranged below the stirring bin 11, one side of the biological reaction chamber 14 is provided with a spraying opening 15 connected with a microorganism storage box 4, can add the microbe bacteria, small molecule biological peptide and a plurality of bacteriostatic factors which can change the soil components into the soil, a feed opening 16 is formed below the biological reaction chamber 14 to convey the soil mixed with the biological agent and the microorganism bacteria.

Third embodiment, on the basis of second embodiment, agitating unit 12 include rotate connect the first puddler 18 in reaction chamber 2, be fixed with vertical decurrent stirring vane on first puddler 18, telescopic connection has second puddler 19 on first puddler 18, the diameter of second puddler 19 is greater than first puddler 18, can make second puddler 19 cover on first puddler 18, be fixed with vertical ascending stirring vane on the second puddler 19, be provided with the stirring vane on the second puddler 19 between two stirring vanes on first puddler 18, second puddler 19 be located 11 bottoms of stirring chamber, first puddler 18 is located 11 tops of stirring chamber, 11 bottoms of stirring chamber open and have the breach, auger shaft 7, smash pole 8 and first puddler 18 coaxial coupling.

In the fourth embodiment, on the basis of the third embodiment, the lower end of the first stirring rod 18 is fixedly connected with a first bevel gear 20, the lower end of the second stirring rod 19 is fixedly connected with a second bevel gear 21, a first transmission bevel gear 22 and a second transmission bevel gear 23 which are rotatably connected to the bottom of the reaction bin 2 are engaged between the first bevel gear 20 and the second bevel gear 21, the first transmission bevel gear 22 and the second transmission bevel gear 23 can drive the first stirring rod 18 and the second stirring rod 19 to rotate, and the rotation directions of the first stirring rod 18 and the second stirring rod 19 are opposite.

Fifth embodiment, on the basis of the second embodiment, the intermittent medicine feeding device includes a first transmission bevel gear 22 rotatably connected to the bottom of the reaction chamber 2, an intermittent gear 38 rotatably connected to the outer wall of one side of the medicine storage box 3 is coaxially connected to the other end of the first transmission bevel gear 22, two sets of symmetrical teeth are provided on the intermittent gear 38, a reset gear 24 rotatably connected to the outer wall of one side of the medicine storage box 3 is provided above the intermittent gear 38, one side of the intermittent gear 38 and one side of the reset gear 24 are engaged with a rack 25 slidably connected to the outer wall of the medicine storage box 3, the other end of the rack 25 is engaged with a rotating gear 26 rotatably connected to one side of the outer wall of the medicine storage box 3, a first intermittent material blocking gear 27 rotatably connected to the inner wall of the medicine storage box 3 is coaxially connected to the rotating gear 26, a plurality of through holes 28 are equidistantly formed in the first intermittent material blocking gear 27, and the water pump 5 is connected to the medicine, the first intermittent material blocking gear 27 and the water pipe 29 are arranged in a sealed mode, so that the medicine can be prevented from flowing out, or the first intermittent material blocking gear 27 is rotatably arranged on the inner side of the side wall of the medicine storage box 3, the water pipe 29 is fixedly arranged on the outer side of the side wall of the medicine storage box 3, the water pipe 29 is communicated with the first intermittent material blocking gear 27 through the side wall, and the diameters of the intermittent gear 38, the reset gear 24 and the rotating gear 26 are the same, so that the installation and the later maintenance are convenient;

this embodiment is when concrete implementation, when first transmission cone gear 22 rotates, drive coaxial fixed intermittent gear 38, intermittent gear 38 rotates the round, drive rack 25 one section distance of upward movement, then intermittent gear 38 rotates to reset gear 24 department, drive reset gear 24 and rotate, reset gear 24 rotates, drive rack 25 moves the same distance downwards, then the rotating gear 26 that is located the rack 25 other end is reciprocating rotation under rack 25's reciprocating motion's drive, rotating gear 26 reciprocating rotation, drive coaxial coupling's first intermittent type and keep off material gear 27 and rotate, first intermittent type keeps off material gear 27 reciprocating rotation, lead to the intermittent type of liquid medicine to spray, the ration of medicament adds medicine has been realized.

Sixth embodiment, on the basis of the fourth embodiment, a sector gear 30 is fixedly connected to the other end of the second transmission bevel gear 23, the size of the sector gear 30 can be adjusted according to the required microbial dosage to achieve the required microbial dosage, a transmission gear 31 rotatably connected to one side of the microbial storage tank 4 is meshed to the other side of the sector gear 30, a second intermittent stop gear 32 rotatably connected to one side of the microbial storage tank 4 is meshed to the other side of the transmission gear 31, or the second intermittent stop gear 32 is rotatably installed on the inner side of the side wall of the microbial storage tank 32, the spraying opening 15 is fixed on the outer side of the side wall of the microbial storage tank 32, the second intermittent stop gear 32 is communicated with the spraying opening 15 through the side wall, the second intermittent stop gear 32 and the spraying opening 15 on one side of the microbial storage tank 4 are hermetically arranged, when the second intermittent stop gear 32 reciprocates, the medicine will not leak, or when the rotation speed of the motor is faster, a speed reducer can be added on the axes of the first transmission bevel gear 22 and the second transmission bevel gear 23, so that the rotation speed of the first intermittent stop gear 27 and the second intermittent stop gear 32 is reduced, and the effect of intermittent material spraying of the device is achieved.

Seventh embodiment, on the basis of first embodiment, heating device 10 for rotate connect the toper hot plate 33 on shredding rod 8, the toper hot plate 33 is gone up built-in heater strip that has, toper hot plate 33 external power supply, toper hot plate 33 top be provided with fixed connection at the striker plate 34 of reaction chamber 2 inner wall a week, when the soil after being sieved by screen cloth 9 falls down, through the hindrance effect of striker plate 34, can all soil all spill on toper hot plate 33, then toper hot plate 33 is with soil pyrolysis, then soil landing is to next process again.

In the eighth embodiment, on the basis of the first embodiment, a waste opening 35 is arranged on one side of the screen 9, the waste opening 35 can discharge large stones and the like which are not broken, a waste box 36 which is arranged on the base 1 is arranged below the waste opening 35, and the waste can be manually removed after the waste in the waste box 36 is full.

In the ninth embodiment, on the basis of the third embodiment, the third stirring rod 37 coaxially and rotatably connected to the second stirring rod 19 is disposed in the biological reaction chamber 14, a plurality of horizontally rotating stirring blades are fixed on the third stirring rod 37, the length of the stirring blades gradually shortens along with the radian of the biological reaction chamber 14, and then the soil uniformly stirred is discharged through the discharging port 16 below the biological reaction chamber 14.

When the utility model is used specifically, firstly, the worker opens the switch of the stirring motor 17, the starting device is used, then the polluted soil is put into the feed inlet 6, the auger shaft 7 at the feed inlet 6 rotates to send the polluted soil at the feed inlet 6 into the reaction bin 2, then the smashing rod 8 positioned below the auger shaft 7 rotates to smash the massive soil, then the smashed soil is screened and filtered by the screen 9 below the smashing rod 8, the big stones which are not smashed are transferred to the edge of the screen 9 and fall into the waste bin 36 through the waste port 35, then the screened soil falls onto the heating device 10, under the action of the baffle plate 34 and the conical heating plate 33, the soil is heated, then the heated soil is sent into the stirring bin 11, the first stirring rod 18 and the second stirring rod 19 are rotated in the stirring bin 11, the first stirring rod 18 and the second stirring rod 19 stir the polluted soil, then the medicine storage box 3 located on one side of the reaction bin 2 intermittently sprays the liquid medicine into the polluted soil under the combined action of the intermittent feeding device and the water pump 5, then the liquid medicine and the polluted soil are fully and uniformly stirred under the combined action of the first stirring rod 18 and the second stirring rod 19, then the soil is sent into the biological reaction chamber 14, the liquid medicine in the microorganism storage box 4 located on one side of the reaction bin 2 intermittently sprays the liquid medicine into the biological reaction bin 2 under the action of the water pump 5 and the intermittent feeding device, then the third stirring rod 37 uniformly stirs the soil and the liquid medicine, and then the soil is conveyed out of the device through the discharge opening 16.

The utility model aims at the problems of large occupied area, complex operation, low repair efficiency and poor material mixing effect of the existing device; the auger shaft and the smashing rod are arranged at the feeding port, so that large pieces of soil can be smashed, and the next soil can be stirred conveniently; the crushed soil is screened and filtered through the screen, and sundries such as stones which are not easy to be crushed can be removed through arranging the waste material port and the waste material box beside the screen, so that the quality of the soil after being repaired is ensured, and the device is protected from being damaged by hard stones; through toper hot plate and striker plate, can carry out the pyrolysis to the soil after the screening, tentatively decompose the pollutant in the soil, agitating unit and the explosive box and the microorganism storage box of reaction storehouse both sides through toper hot plate below, can be with the abundant stirring of liquid medicine and microorganism and soil, the intensive mixing, liquid medicine in can guaranteeing soil through intermittent type material feeding unit distributes evenly, this device degree of automation is high, and convenient operation, area is little, soil and liquid medicine misce bene, the repair efficiency is high, has fine practicality.

Claims (9)

1. The utility model provides a charge device for soil remediation, which is characterized in that, includes base (1), base (1) in the middle of fixed connection have reaction bin (2), reaction bin (2) both sides be provided with explosive box (3) and microorganism storage box (4) of fixed connection on base (1), explosive box (3) and microorganism storage box (4) in be provided with water pump (5), two water pump (5) other end connect in reaction bin (2), reaction bin (2) upper end be provided with feed inlet (6) of loudspeaker form, feed inlet (6) in be provided with auger shaft (7) of rotation connection in reaction bin (2), auger shaft (7) below be provided with rotate connect in reaction bin (2) break pole (8), break pole (8) below be provided with screen cloth (9) of fixed connection at reaction bin (2) inner wall, screen cloth (9) below be provided with heating device (10) of fixed connection at reaction storehouse (2) inner wall, heating device (10) below be provided with stirring storehouse (11), set up in stirring storehouse (11) and rotate agitating unit (12) of connection in reaction storehouse (2), agitating unit (12) below is opened there is feed opening (16), agitating unit (12) auger shaft (7) with breaking pole (8) coaxial coupling have agitator motor (17) of fixed connection in reaction storehouse (2) below.

2. The chemical adding device for soil remediation according to claim 1, wherein a chemical spraying opening (13) is formed in one side, located on the stirring device (12), of the inner wall of the reaction bin (2), an intermittent chemical feeding device is arranged at the chemical spraying opening (13), a biological reaction chamber (14) is arranged below the stirring bin (11), a spraying opening (15) connected with the microorganism storage box (4) is formed in one side of the biological reaction chamber (14), and a discharging opening (16) is formed below the biological reaction chamber (14).

3. The drug adding device for soil remediation according to claim 2, wherein the stirring device (12) comprises a first stirring rod (18) rotatably connected in the reaction bin (2), a second stirring rod (19) is connected to the first stirring rod (18) in a sleeved mode, the second stirring rod (19) is located at the bottom of the stirring bin (11), the first stirring rod (18) is located at the top of the stirring bin (11), the bottom of the stirring bin (11) is provided with a notch, and the packing auger shaft (7), the breaking rod (8) and the first stirring rod (18) are coaxially connected.

4. The drug adding device for soil remediation according to claim 3, wherein a first bevel gear (20) is fixedly connected to the first stirring rod (18), a second bevel gear (21) is fixedly connected to the second stirring rod (19), and a first transmission bevel gear (22) and a second transmission bevel gear (23) which are rotatably connected to the bottom of the reaction bin (2) are engaged between the first bevel gear (20) and the second bevel gear (21).

5. The drug adding device for soil remediation according to claim 2, wherein the intermittent drug feeding device comprises a first transmission bevel gear (22) rotatably connected to the bottom of the reaction bin (2), an intermittent gear (38) rotatably connected to the outer wall of one side of the drug storage box (3) is coaxially connected to the other end of the first transmission bevel gear (22), a reset gear (24) rotatably connected to the outer wall of one side of the drug storage box (3) is arranged above the intermittent gear (38), one side of the intermittent gear (38) and one side of the reset gear (24) are engaged with a rack (25) slidably connected to the outer wall of the drug storage box (3), the other end of the rack (25) is engaged with a rotating gear (26) rotatably connected to one side of the outer wall of the drug storage box (3), the rotating gear (26) is coaxially connected with a first intermittent material blocking gear (27) rotatably connected to the inner wall of the drug storage box (3), a plurality of through openings (28) are equidistantly formed in the first intermittent material blocking gear (27), and the water pump (5) is connected with the medicine spraying opening (13) through a water pipe (29).

6. The drug adding device for soil remediation according to claim 4, wherein a sector gear (30) is coaxially connected to the other end of the second transmission bevel gear (23), a transmission gear (31) rotatably connected to one side of the microorganism storage tank (4) is meshed to the other side of the sector gear (30), and a second intermittent stop gear (32) rotatably connected to one side of the microorganism storage tank (4) is meshed to the other side of the transmission gear (31).

7. The drug adding device for soil remediation according to claim 1, wherein the heating device (10) comprises a conical heating plate (33) rotatably connected to the smashing rod (8), and a baffle plate (34) fixedly connected to the inner wall of the reaction bin (2) for one circle is arranged above the conical heating plate (33).

8. The drug adding device for soil remediation according to claim 1, wherein a waste port (35) is formed in one side of the screen (9), and a waste box (36) placed on the base (1) is arranged below the waste port (35).

9. The drug adding device for soil remediation according to claim 3, wherein a third stirring rod (37) is coaxially and rotatably connected to the second stirring rod (19) and is arranged in the biological reaction chamber (14).

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