CN113843269A

CN113843269A - Medicament sprinkler for soil remediation

Info

Publication number: CN113843269A
Application number: CN202111038199.3A
Authority: CN
Inventors: 王建国
Original assignee: Runfeng Planting Professional Cooperative Of Duji District Huaibei City
Current assignee: Runfeng Planting Professional Cooperative Of Duji District Huaibei City
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2021-12-28

Abstract

The invention relates to the field of soil remediation, in particular to a medicament spraying device for soil remediation, which comprises a box body, wherein idler wheels are fixed on the left side and the right side of the bottom end of the box body, a stirring device is fixed in the middle of the bottom end of the box body, the stirring device is connected with a partition plate in a penetrating and sliding manner, the left end and the right end of the partition plate are fixed with inner walls of the left end and the right end of the box body, the left side and the right side of the partition plate are connected with a material pushing device in a penetrating and rotating manner, a transverse plate is arranged on the upper side of the material pushing device, the left end and the right end of the transverse plate are fixed with inner walls of the left end and the right end of the box body, a rotating device is connected in a penetrating and rotating manner in the middle of the transverse plate, a spraying device is fixed on the upper end of the rotating device, the spraying device is connected with the middle of the upper end of the box body in a penetrating and rotating manner, and feeding boxes are fixedly connected with the left side and the right side of the box body. The invention can not only spray and repair the soil, but also realize the integration of stirring and spraying, and the spraying range can be adjusted, the use is simple, and the practicability is strong.

Description

Medicament sprinkler for soil remediation

Technical Field

The invention relates to the field of soil remediation, in particular to a medicament spraying device for soil remediation.

Background

In production life, due to environmental pollution or climate change, the components of soil are changed, and if the soil is not repaired, the soil can be desertified, so that the soil is not suitable for plant growth.

The existing soil remediation device is often complex in use, cannot realize the integration of mixed spraying, is difficult to change the spraying range, and has large labor amount during remediation, so that the problem needs to be solved by a medicament spraying device for soil remediation.

Disclosure of Invention

The present invention is directed to a chemical spraying device for soil remediation, which solves the above problems of the related art.

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

the utility model provides a medicament sprinkler for soil restoration, includes the box, the box bottom left and right sides is fixed with the gyro wheel, box bottom middle part is fixed with agitating unit, agitating unit runs through and sliding connection has the baffle, both ends and box are fixed mutually about both ends, the baffle left and right sides runs through and rotates and is connected with blevile of push, blevile of push lower extreme and agitating unit are fixed mutually, the blevile of push upside is provided with the diaphragm, both ends and box are controlled to the diaphragm inner wall and are fixed mutually, the diaphragm middle part runs through and rotate and be connected with rotary device, the rotary device upper end is fixed with sprinkler, sprinkler and box upper end middle part run through and rotate the connection, the box left and right sides runs through and fixedly connected with charging box.

Preferably, agitating unit includes the motor, motor bottom and box bottom inner wall are fixed mutually, motor output shaft is fixed with interior rotary column, interior rotary column upside periphery is fixed with the stirring board, a plurality of through-holes have been seted up to the stirring board, interior rotary column periphery is fixed with first bevel gear, the meshing of the first bevel gear left and right sides has second bevel gear, two second bevel gear keeps away from the end each other and blevile of push is fixed mutually, two second bevel gear upside meshing has third bevel gear, third bevel gear inboard runs through and fixedly connected with outer rotary column, outer rotary column and interior rotary column run through and sliding connection, outer rotary column upside periphery is fixed with L type pole, L type pole periphery is fixed with the puddler.

Preferably, blevile of push includes the connecting rod, the connecting rod is provided with about two and each other approach end and agitating unit lower extreme fixed mutually, two the connecting rod is kept away from each other the end and is fixed with incomplete gear, two incomplete gear meshing has complete gear, complete gear upper end is fixed with the axostylus axostyle, axostylus axostyle and baffle run through and rotate the connection, the axostylus axostyle upper end is fixed with the eccentric wheel, two the eccentric wheel contacts each other the approach end and has the catch wheel, two catch wheel each other the approach end is fixed with the push pedal, the feed inlet has been seted up to the push pedal downside, the feed inlet cooperation is provided with the one-way switch-on ware, both sides and push pedal are fixed mutually about the one-way switch-on ware, be fixed with reciprocating spring between push pedal and the box inner wall.

Preferably, the one-way switch-on device comprises a sleeve, the left end of the sleeve and the lower side of the right end of the push plate are fixed, a sleeve rod is arranged at the right end of the sleeve in a matched mode, a return rod is fixed at the right end of the sleeve rod, a return spring which is screwed on the sleeve rod Wien is fixed between the left end of the return rod and the right end of the sleeve rod, a sealing ball is fixed at the end, close to each other, of the two return rods, and the sealing ball is matched with the feed inlet.

Preferably, the rotating device comprises a rack box, the inner side of the upper end of the rack box is meshed with a driving gear, the lower side of the driving gear is meshed with the inner side of the lower end of the rack box, the driving gear and the driven gear are connected with a mounting plate, the right end of the mounting plate is fixed with the outer wall of the left end of the box body, the right end of the rack box is fixed with a pressing block, the pressing block penetrates through a sliding rod, the sliding rod is provided with a left end and a right end which are mutually far away and fixed with the inner walls of the left end and the right end of the box body, the two sliding rods are mutually close to each other and fixed with a limiting block, the two sliding rods are slidably penetrated with sliding sleeves, a reset spring which is screwed on the periphery of the sliding rod is fixed between the mutually close ends of the two sliding sleeves and the mutually far away ends of the limiting blocks, the lower sides of the two sliding sleeves are hinged with guide columns, and the mutually far away ends of the two guide columns are provided with guide wheels, the cooperation of leading wheel is provided with the guide way, two the guide way is kept away from each other end and box about both ends inner wall fixed mutually, two the mutual approach end of guide post is fixed with the thread bush, the thread bush screw thread runs through threaded pipe, threaded pipe upper end and sprinkler lower extreme are fixed mutually, be fixed with the pressure spring between guide post lower extreme and the diaphragm upper end.

Preferably, the spraying device comprises a T-shaped pipe, the lower end of the T-shaped pipe is fixed to the upper end of the rotating device, expansion pieces are fixed to the left end and the right end of the lower side of the T-shaped pipe, movable pipes are slidably sleeved on the left side and the right side of the upper end of the T-shaped pipe, the lower end of each movable pipe is fixed to the corresponding expansion piece, and spray heads are fixed to the two movable pipes far away from each other.

Preferably, the expansion bend includes the drive wheel, both ends and T type pipe outer wall are fixed mutually about the drive wheel, the drive wheel outside is fixed with rotates the post, it has hollow rod to rotate post sliding fit, hollow rod lower extreme articulates there is the support column, two the support column meets near-end and T type pipe mutually and fixes mutually, hollow rod upper end articulates there is the telescopic link, the telescopic link is terminal to articulate mutually with the movable tube downside.

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

1. through the design of agitating unit, can mix the stirring to the medicament.

2. Through the design of blevile of push, can realize the integration of stirring and spraying.

3. Through the design of rotary device, can rotate the spraying to soil.

4. By the design of the spraying device, the spraying range can be improved.

Drawings

Fig. 1 is a schematic structural view of a soil remediation agent spray device.

Fig. 2 is a schematic view of a one-way conductor of the pesticide spraying device for soil remediation.

Fig. 3 is a side view of the one-way conductor of the soil remediation drug spray device.

Fig. 4 is a partial schematic view of a rotary device of the chemical spraying device for soil remediation.

In the figure: 1-box, 2-roller, 3-stirring device, 31-motor, 32-internal rotating column, 33-stirring plate, 34-through hole, 35-first bevel gear, 36-second bevel gear, 37-third bevel gear, 38-external rotating column, 39-L-shaped rod, 310-stirring rod, 4-clapboard, 5-pushing device, 51-connecting rod, 52-incomplete gear, 53-complete gear, 54-shaft rod, 55-eccentric wheel, 56-pushing wheel, 57-pushing plate, 58-feeding hole, 59-one-way guider, 591-sleeve, 592-sleeve rod, 539-return rod, 594-return spring, 595-sealing ball, 510-reciprocating spring, 6-transverse plate, 7-rotating device, 71-a rack box, 72-a driving gear, 73-a driven gear, 74-a mounting plate, 75-a pressing block, 76-a sliding rod, 77-a limiting block, 78-a sliding sleeve, 79-a reset spring, 710-a hinged rod, 711-a guide column, 712-a guide wheel, 713-a guide groove, 714-a threaded sleeve, 715-a threaded pipe, 716-a pressure spring, 8-a spraying device, 81-a T-shaped pipe, 82-an expansion piece, 821-a driving wheel, 822-a rotating column, 823-a hollow rod, 824-a support column, 825-an expansion rod, 83-a movable pipe, 84-a spray head and 9-a feeding box.

Detailed Description

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

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, a structure view of a soil remediation agent spraying apparatus according to an embodiment of the present invention includes:

the box 1, the 1 bottom left and right sides of box is fixed with

gyro wheel

2, 1 bottom middle part of box is fixed with agitating unit 3, agitating unit 3 runs through and sliding connection has baffle 4, both ends and box 1 left and right sides inner wall are fixed about baffle 4, the 4 left and right sides of baffle run through and rotate and be connected with blevile of push 5, blevile of push 5 lower extreme and agitating unit 3 are fixed mutually, the 5 upside of blevile of push is provided with diaphragm 6, both ends and box 1 left and right sides inner wall are fixed about diaphragm 6, diaphragm 6 middle parts run through and rotate and be connected with rotary device 7, rotary device 7 upper end is fixed with sprinkler 8, sprinkler 8 and box 1 upper end middle part run through and rotate the connection, the 1 left and right sides of box runs through and fixedly connected with charging box 9.

In one embodiment of the invention, when the device is used, the device is firstly conveyed to a designated position through the roller 2, then the medicament and water are added into the feeding boxes 9 at the left side and the right side, then the stirring device 3 is started, the stirring device 3 drives the pushing device 5 to reciprocate left and right while stirring, so that the medicament and the water are fully stirred and mixed, the medicament solution in the stirring device 3 is gradually increased under the pushing action of the pushing device, and finally the medicament solution is sprayed out from the spraying device 8 along the rotating device 7, and the rotating device 7 and the spraying device 8 can be started according to actual requirements during spraying, so that rotary spraying is carried out, and the spraying range is extended.

As shown in fig. 1, as a preferred embodiment of the present invention, the stirring means 3 includes a motor 31, the bottom end of the motor 31 is fixed with the inner wall of the bottom end of the box body 1, an inner rotary column 32 is fixed on the output shaft of the motor 31, a stirring plate 33 is fixed on the periphery of the upper side of the inner rotary column 32, a plurality of through holes 34 are arranged on the stirring plate 33, a first bevel gear 35 is fixed on the periphery of the inner rotary column 32, second bevel gears 36 are engaged on the left side and the right side of the first bevel gear 35, the ends of the two second bevel gears 36 which are far away from each other are fixed with the pushing device 5, third bevel gears 37 are engaged on the upper sides of the two second bevel gears 36, the inner side of the third bevel gear 37 is penetrated and fixedly connected with an outer rotating column 38, the outer rotating column 38 and the inner rotating column 32 are penetrated and connected in a sliding way, an L-shaped rod 39 is fixed on the periphery of the upper side of the outer rotating column 38, and a stirring rod 310 is fixed on the periphery of the L-shaped rod 39.

In one embodiment of the present invention, during stirring, the motor 31 is turned on, the output shaft of the motor 31 drives the inner rotary column 32 to rotate, the inner rotary column 32 rotates the stirring plate 33 to rotate, thereby performing stirring, in order to prevent excessive pressure during stirring, a plurality of through holes 34 are formed, when the inner rotary column 31 rotates, the first bevel gear 35 is driven to rotate, the first bevel gear 35 rotates, the second bevel gear 36 rotates, the third bevel gear 37 rotates, thereby driving the outer rotary column 38 to rotate, the outer rotary column 38 rotates, the L-shaped rod 39 rotates, thereby driving the stirring rod 310 to rotate, thereby performing further stirring.

As shown in fig. 1 and 3, as a preferred embodiment of the present invention, the material pushing means 5 includes a connecting rod 51, the connecting rod 51 is provided with a left connecting end and a right connecting end which are mutually close to and fixed with the lower end of the stirring device 3, the two connecting rods 51 are fixedly provided with incomplete gears 52 at the ends far away from each other, the two incomplete gears 52 are meshed with complete gears 53, a shaft rod 54 is fixed at the upper end of the complete gear 53, the shaft rod 54 is penetrated and rotationally connected with the clapboard 4, eccentric wheels 55 are fixed at the upper end of the shaft rod 54, pushing wheels 56 are contacted with the adjacent ends of the two eccentric wheels 55, push plates 57 are fixed on the adjacent ends of the two pushing wheels 56, a feed inlet 58 is arranged at the lower side of the push plate 57, a one-way conduction device 59 is arranged at the feed inlet 58 in a matching way, the upper and lower sides of the one-way conductor 59 are fixed with the push plate 57, and a reciprocating spring 510 is fixed between the push plate 57 and the inner wall of the box body 1.

In one embodiment of the present invention, when the second bevel gear 36 rotates, the connecting rod 51 rotates to drive the incomplete gear 52 to rotate, the incomplete gear 52 rotates to drive the complete gear 53 to rotate, the complete gear 53 rotates to drive the shaft rod 54 to rotate, the shaft rod 54 rotates to drive the eccentric wheel 55 to rotate, the eccentric wheel 55 rotates to drive the pushing wheel 56 to drive the two pushing plates 57 to move close to each other, the feeding port 58 is in a closed state, when the incomplete gear 52 continues to rotate, the incomplete gear 52 and the complete gear 53 are not engaged, the pushing plates 57 move back under the pulling of the reciprocating spring 510, and the one-way conductor 59 is opened under the pressure of the medicament or water, so that the medicament and the water enter the stirring device 3 for stirring.

As shown in fig. 2, as a preferred embodiment of the present invention, the one-way conductor 59 includes a sleeve 591, a left end of the sleeve 591 is fixed to the lower side of a right end of the push plate 57, a sleeve 592 is fittingly arranged at the right end of the sleeve 591, a return rod 593 is fixed to the right end of the sleeve 592, a return spring 594 screwed to the sleeve 592 is fixed between the left end of the return rod 593 and the right end of the sleeve 591, a sealing ball 595 is fixed to the end of the two return rods 593 that are adjacent to each other, and the sealing ball 595 is fittingly arranged with the feed port 58.

In one embodiment of the present invention, when the push plate 57 moves back, the fluid under the pressure of the water or medicament pushes the sealing ball 595 from the feed port 58, so that the sealing ball 595 moves the return spring 594, which in turn moves the stem 592 along the sleeve 591 outwardly and stretches the return spring 594, and when the sealing ball 595 leaves the feed port 58, the water and the medicament can enter the mixing device 3 for mixing.

As shown in fig. 1 and 4, as a preferred embodiment of the present invention, the rotating device 7 includes a rack box 71, a driving gear 72 is engaged with an inner side of an upper end of the rack box 71, a driven gear 73 is engaged with a lower side of the driving gear 72, a lower side of the driven gear 73 is engaged with an inner side of a lower end of the rack box 71, the driving gear 72 and the driven gear 73 are connected to a mounting plate 74, a right end of the mounting plate 74 is fixed to an outer wall of a left end of the box body 1, a pressing block 75 is fixed to a right end of the rack box 71, the pressing block 75 penetrates through a sliding rod 76, the sliding rod 76 is provided with two left and right ends, the two left and right ends are fixed to inner walls of the left and right ends of the box body 1, a limiting block 77 is fixed to a mutual proximal end of the two sliding rods 76, a sliding sleeve 78 is penetrated through the two sliding rods 76, a return spring 79 screwed to an outer periphery of the sliding rod 76 is fixed between a mutual proximal end of the two sliding sleeves 78 and a mutual distal end of the two limiting block 77, articulated pole 710 that has two sliding sleeve 78 downside, two articulated pole 710 lower extreme articulates there is guide post 711, two guide post 711 is kept away from each other and is held and install leading wheel 712, the cooperation of guide wheel 712 is provided with guide way 713, two guide way 713 is kept away from each other and is held and box 1 left and right sides both ends inner wall fixed, two guide post 711 is close to each other and is fixed with thread bush 714, thread bush 714 screw has run through screwed pipe 715, screwed pipe 715 upper end and sprinkler 8 lower extreme are fixed mutually, be fixed with pressure spring 716 between guide post 711 lower extreme and the diaphragm 6 upper end.

In one embodiment of the present invention, when the driving gear 72 is turned on, the driving gear 72 turns to drive the driven gear 73 to rotate, so as to drive the rack box 71 to drive the pressing block 75 to push the sliding sleeve 78 to the right, so that the sliding sleeve 78 moves along the sliding rod 76 and compresses the return spring 79, at this time, the sliding sleeve 78 drives the hinge rod 710 to push the guide post 711 downwards, so as to drive the guide wheel 712 of the guide post 711 to move downwards along the guide groove 713, so as to ensure the stability of the downward movement of the guide post 711, the downward movement of the guide post 711 drives the threaded sleeve 714 to move downwards, so as to drive the threaded pipe 715 to rotate, and the threaded pipe 715 rotates to drive the spraying device 8 to perform rotating spraying.

As shown in fig. 1, as a preferred embodiment of the present invention, the spraying device 8 includes a T-shaped pipe 81, a lower end of the T-shaped pipe 81 is fixed to an upper end of the rotating device 7, telescopic devices 82 are fixed to left and right ends of a lower side of the T-shaped pipe 81, movable pipes 83 are slidably sleeved on left and right sides of an upper end of the T-shaped pipe 81, a lower end of each movable pipe 83 is fixed to the telescopic device 82, and spray heads 84 are fixed to two ends of each movable pipe 83, which are far away from each other.

In one embodiment of the present invention, the medicine is introduced into the T-shaped pipe 82 from the threaded pipe 715 at the time of spraying, and is thus introduced into the movable pipe 83 to be ejected from the ejection head 84, and at the time of spraying, the telescopic device 82 is opened to extend or shorten the movable pipe 83, thereby adjusting the spraying radius.

As shown in fig. 1, as a preferred embodiment of the present invention, the retractor 82 includes a driving wheel 821, both left and right ends of the driving wheel 821 are fixed to an outer wall of the T-shaped pipe 81, a rotating column 822 is fixed to an outer side of the driving wheel 821, a hollow rod 823 is slidably fitted to the rotating column 822, a supporting column 824 is hinged to a lower end of the hollow rod 823, two adjacent ends of the supporting columns 824 are fixed to the T-shaped pipe 81, an expansion link 825 is hinged to an upper end of the hollow rod 823, and a distal end of the expansion link 825 is hinged to a lower side of the movable pipe 83.

In one embodiment of the present invention, when the spraying radius is adjusted, the driving wheel 821 is turned on, the driving wheel 821 rotates to drive the rotating column 822 to rotate, the rotating column 822 drives the hollow rod 823 to pull the telescopic rod 825 to reciprocate left and right, so as to drive the movable pipe 83 to reciprocate left and right along the T-shaped pipe 81, thereby adjusting the spraying radius.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a medicament sprinkler for soil restoration, includes box (1), its characterized in that, box (1) bottom left and right sides is fixed with gyro wheel (2), box (1) bottom middle part is fixed with agitating unit (3), agitating unit (3) run through and sliding connection has baffle (4), both ends and box (1) both ends inner wall is fixed about baffle (4), baffle (4) left and right sides run through and rotate and are connected with blevile of push (5), blevile of push (5) lower extreme and agitating unit (3) are fixed mutually, blevile of push (5) upside is provided with diaphragm (6), both ends and box (1) both ends inner wall is fixed about diaphragm (6), diaphragm (6) middle part runs through and rotate and are connected with rotary device (7), rotary device (7) upper end is fixed with sprinkler (8), sprinkler (8) and box (1) upper end middle part run through and rotate the connection, the box (1) left and right sides runs through and fixedly connected with charging box (9).

2. The soil remediation agent spraying device according to claim 1, wherein the stirring device (3) comprises a motor (31), the bottom end of the motor (31) is fixed to the inner wall of the bottom end of the box body (1), an inner rotating column (32) is fixed to an output shaft of the motor (31), a stirring plate (33) is fixed to the periphery of the upper side of the inner rotating column (32), a plurality of through holes (34) are formed in the stirring plate (33), a first bevel gear (35) is fixed to the periphery of the inner rotating column (32), second bevel gears (36) are meshed with the left side and the right side of the first bevel gear (35), the ends of the two second bevel gears (36) which are far away from each other are fixed to the pushing device (5), a third bevel gear (37) is meshed with the upper side of the two second bevel gears (36), and an outer rotating column (38) penetrates through the inner side of the third bevel gear (37) and is fixedly connected to the outer rotating column (38), the outer rotary column (38) and the inner rotary column (32) are connected in a penetrating and sliding mode, an L-shaped rod (39) is fixed on the periphery of the upper side of the outer rotary column (38), and a stirring rod (310) is fixed on the periphery of the L-shaped rod (39).

3. The spraying device of soil remediation agents according to claim 1, wherein the pushing device (5) comprises a connecting rod (51), the connecting rod (51) is provided with a left connecting end and a right connecting end which are fixed with the lower end of the stirring device (3), the two connecting rods (51) are fixed with incomplete gears (52) at the ends far away from each other, the two incomplete gears (52) are engaged with complete gears (53), the upper end of the complete gears (53) is fixed with a shaft rod (54), the shaft rod (54) and the partition board (4) are connected in a penetrating and rotating manner, the upper end of the shaft rod (54) is fixed with eccentric wheels (55), the connecting ends of the two eccentric wheels (55) are contacted with pushing wheels (56), the connecting ends of the two pushing wheels (56) are fixed with push plates (57), the lower side of the push plates (57) is provided with a feeding hole (58), the feed inlet (58) is provided with a one-way conduction device (59) in a matching manner, the upper side and the lower side of the one-way conduction device (59) are fixed with the push plate (57), and a reciprocating spring (510) is fixed between the push plate (57) and the inner wall of the box body (1).

4. The soil remediation drug spraying device of claim 3, wherein the one-way conductor (59) comprises a sleeve (591), the left end of the sleeve (591) is fixed to the lower side of the right end of the push plate (57), the right end of the sleeve (591) is provided with a loop bar (592) in a matching manner, the right end of the loop bar (592) is fixed with a return bar (593), a return spring (594) screwed in the loop bar (592) is fixed between the left end of the return bar (593) and the right end of the sleeve (591), a sealing ball (595) is fixed to the end, which is close to each other, of the two return bars (593), and the sealing ball (595) is matched with the feed port (58).

5. The spraying device of soil remediation agents as claimed in claim 1, wherein the rotating device (7) comprises a rack box (71), a driving gear (72) is meshed with the inner side of the upper end of the rack box (71), a driven gear (73) is meshed with the lower side of the driving gear (72), the lower side of the driven gear (73) is meshed with the inner side of the lower end of the rack box (71), the driving gear (72) and the driven gear (73) are connected with a mounting plate (74), the right end of the mounting plate (74) is fixed with the outer wall of the left end of the box body (1), a pressing block (75) is fixed at the right end of the rack box (71), a sliding rod (76) penetrates through the pressing block (75), the sliding rod (76) is provided with a left end and a right end which are far away from each other and fixed with the inner wall of the left end and the right end of the box body (1), a limiting block (77) is fixed at the two adjacent ends of the sliding rod (76), two sliding rods (76) are provided with sliding sleeves (78) in a sliding way, two sliding sleeves (78) are fixedly connected with each other at the near end and two limiting blocks (77) are fixedly provided with a reset spring (79) screwed on the periphery of the sliding rods (76) at the far end, the lower sides of the two sliding sleeves (78) are hinged with hinged rods (710), the lower ends of the hinged rods (710) are hinged with guide columns (711), the far ends of the two guide columns (711) are provided with guide wheels (712), the guide wheels (712) are provided with guide grooves (713) in a matching way, the far ends of the two guide grooves (713) are fixed with the inner walls of the left end and the right end of a box body (1), the near ends of the two guide columns (711) are fixedly provided with threaded sleeves (714), threaded pipes (715) are arranged in a threaded way, the upper ends of the threaded pipes (715) are fixed with the lower ends of spraying devices (8), and a pressure spring (716) is fixed between the lower end of the guide post (711) and the upper end of the transverse plate (6).

6. The spraying device for the soil remediation agent according to claim 1, wherein the spraying device (8) comprises a T-shaped pipe (81), the lower end of the T-shaped pipe (81) is fixed to the upper end of the rotating device (7), telescopic devices (82) are fixed to the left and right ends of the lower side of the T-shaped pipe (81), movable pipes (83) are slidably sleeved on the left and right sides of the upper end of the T-shaped pipe (81), the lower ends of the movable pipes (83) are fixed to the telescopic devices (82), and spray heads (84) are fixed to the two movable pipes (83) at positions far away from each other.

7. The spraying device for the soil remediation agent as claimed in claim 6, wherein the telescopic device (82) comprises a driving wheel (821), the left end and the right end of the driving wheel (821) are fixed to the outer wall of the T-shaped pipe (81), a rotating column (822) is fixed to the outer side of the driving wheel (821), a hollow rod (823) is slidably fitted to the rotating column (822), a supporting column (824) is hinged to the lower end of the hollow rod (823), the two supporting columns (824) are close to each other and fixed to the T-shaped pipe (81), a telescopic rod (825) is hinged to the upper end of the hollow rod (823), and the tail end of the telescopic rod (825) is hinged to the lower side of the movable pipe (83).