Pesticide spraying device for soil remediation

Abstract

The invention provides a pesticide spraying device for soil remediation, and relates to the technical field of pesticide spraying devices. A liquid storage tank is fixed to the top end face of the vehicle body. A cover plate is fixed to the top of the liquid storage tank. Two first mounting blocks of rectangular block structures are fixed to the left side of the top end face of the vehicle body, a first electric cylinder is fixed to the rear end face of each first mounting block, the extending ends of the two first electric cylinders are fixed to a first mounting base, and a first guide rod is welded to the top end face of the first mounting base; a mounting arm is slidably arranged on the first guide rod in a limiting mode, a spray pipe is rotatably arranged on the mounting arm, and spray heads are mounted on the spray pipe in a linear array mode. The innovation of the liquid storage tank and the auxiliary structure is as follows: on one hand, the liquid storage tank is limited and fixed through clamping of the clamping groove and the auxiliary block, a screw does not need to be independently used, and disassembly and assembly are convenient and fast; and on the other hand, the auxiliary block is not only used for limiting the liquid storage tank, but also matched with the mounting arm to achieve height adjustment of the spray pipe, the structure is more reasonable, and cost is saved.

Description

Technical Field

[0001] The invention relates to the technical field of spraying devices, and in particular to a spraying device for soil remediation. Background Art

[0002] A sprayer is a type of agricultural machinery that mixes water with liquid medicine and then sprays the liquid onto the surface of an object under pressure. It is a type of agricultural pesticide application machinery and a plant protection machinery of agricultural machinery. When performing soil remediation and management, a sprayer is needed. Spraying the liquid medicine into the soil through the sprayer can improve the soil and increase the survival rate of subsequent plantings.

[0003] Although the existing device can be driven by multiple electric cylinders to achieve forward and backward and up and down adjustment of the nozzle, it increases the complexity and cost of the equipment, and cannot automatically achieve up and down adjustment of the nozzle when the electric cylinder drives the nozzle to adjust forward and backward, so as to reduce the complexity and cost of the equipment. In addition, the structure for driving the nozzle to adjust up and down cannot play a role in fixing the liquid storage tank, and the structural property is poor. The existing device cannot achieve mixing of the liquid medicine while achieving the up and down adjustment of the nozzle, and the structural property is poor. When the existing device is in use, the liquid medicine residue is easy to clog the filter screen at the faucet of the liquid medicine pump, and the machine needs to be stopped for cleaning, which affects the spraying efficiency.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a spraying device for soil remediation is provided, in order to achieve a more practical purpose. Summary of the invention

[0005] In order to solve the above technical problems, the present invention provides a spraying device for soil remediation, so as to solve the problem that although the existing device can be driven by multiple electric cylinders to achieve the front and back and up and down adjustment of the nozzle, it increases the complexity and cost of the equipment, and cannot automatically achieve the up and down adjustment of the nozzle when the electric cylinder drives the nozzle to adjust forward and backward, so as to reduce the complexity and cost of the equipment, and the structure for driving the nozzle to adjust up and down cannot play a role in fixing the liquid storage tank, and the structural property is poor; the existing device cannot achieve the mixing of the liquid medicine at the same time when achieving the up and down adjustment of the nozzle, and the structural property is poor; when the existing device is in use, the liquid medicine residue is easy to clog the filter screen at the faucet of the liquid medicine pump, and the machine needs to be stopped for cleaning, which affects the spraying efficiency.

[0006] The present invention provides a spraying device for soil remediation, which specifically comprises: a vehicle body; a liquid storage tank is fixed on the top surface of the vehicle body, and a cover plate is fixed on the top of the liquid storage tank; a spraying assembly is installed on the left side of the top surface of the vehicle body, and the spraying assembly consists of a first mounting block, a first electric cylinder, a first mounting seat, a first guide rod, a mounting arm, an auxiliary block, an auxiliary groove, a nozzle and a nozzle, two first mounting blocks with rectangular block structures are fixed on the left side of the top surface of the vehicle body, a first electric cylinder is fixed on the rear end surface of each first mounting block, and the protruding ends of the two first electric cylinders are fixed on the first mounting seat, a first guide rod is welded on the top surface of the first mounting seat, and a mounting arm is provided for sliding at the upper limit of the first guide rod, a nozzle is rotatably arranged on the mounting arm, and nozzles are installed on the nozzle in a linear array.

[0007] Furthermore, an auxiliary block is welded on the top surface of the vehicle body. The auxiliary block is a rectangular block structure. An auxiliary groove with an arc-shaped groove structure is opened on the top surface of the auxiliary block. The right end of the mounting arm is clamped in the auxiliary groove.

[0008] Furthermore, a soil turning assembly is installed on the vehicle body, and the soil turning assembly is composed of a second mounting seat, a second electric cylinder and a turning plow. A second mounting seat is fixed to the left end face of the vehicle body, and two second electric cylinders are fixed to the bottom end face of the second mounting seat. The protruding ends of the two second electric cylinders are fixed on the turning plow, and the turning plow is located at the lower right position of the left nozzle; a spraying assembly is also installed at the right position on the top end face of the vehicle body.

[0009] Furthermore, a slot is provided on the left and right end surfaces of the liquid storage tank, and both slots are rectangular slot structures. The two slots are connected to the two auxiliary blocks, and the liquid storage tank is in a limited position.

[0010] Furthermore, a first mixing assembly is installed in the liquid storage tank, and the first mixing assembly is composed of a first mixing plate, a second motor and a threaded rod. A first mixing plate slides in the liquid storage tank, and rectangular holes are opened in a linear array on the first mixing plate. A second motor is fixed to the left end face of the inner wall of the liquid storage tank, and a threaded rod is fixed on the output shaft of the second motor, and the threaded rod is threadedly connected to the first mixing plate.

[0011] Furthermore, a liquid supply assembly is installed on the cover plate, and the liquid supply assembly consists of a liquid pump and a liquid inlet pipe. Two liquid pumps are fixed on the top surface of the cover plate, and the discharge pipes of the two liquid pumps are respectively connected to the two nozzles, and each liquid pump is connected to a liquid inlet pipe, and the two liquid inlet pipes are both located inside the liquid storage tank; the suction taps of the two liquid inlet pipes are fixed to the first mixing plate through clamps; a second mixing assembly is installed on the liquid storage tank, and the second mixing assembly consists of a rotating shaft, an impeller and a third motor. A rotating shaft rotates on the liquid storage tank, and five impellers are fixed on the rotating shaft. A third motor is fixed on the front end surface of the liquid storage tank. , the output shaft of the third motor is fixed on the rotating shaft; a third mixing assembly is installed on the cover plate, and the third mixing assembly consists of a second guide rod, a second mixing plate, a sliding arm and a counterweight block. Two second guide rods are slid on the cover plate, and the lower ends of the two second guide rods are welded to the second mixing plate. Two sliding arms are welded on the second mixing plate, and the two sliding arms slide on the cover plate, and a counterweight block is welded at the lower end of each sliding arm; the bottom end surface of the second mixing plate contacts the impeller; the two counterweight blocks are both rectangular block structures, and the bottom end surfaces of the two counterweight blocks are respectively in contact with the top end surfaces of the two mounting arms.

[0012] Furthermore, a protective component is installed on the vehicle body, and the protective component consists of a second mounting block, a third electric cylinder and a protective cover. Four second mounting blocks with rectangular block structures are fixed to the top surface of the vehicle body, two third electric cylinders are fixed to the left end surfaces of the two second mounting blocks on the left, and two third electric cylinders are also fixed to the right end surfaces of the two second mounting blocks on the right. A protective cover is fixed to the protruding end of each third electric cylinder, and the two protective covers on the left are located on the outside of the left nozzle, and the two protective covers on the right are located on the outside of the right nozzle.

[0013] Furthermore, an adjustment assembly is installed on each of the nozzles, and the adjustment assembly consists of a worm wheel, a worm and a first motor. A worm wheel is welded on each nozzle, and a worm wheel rotates on each mounting arm, and the two worm wheels are respectively engaged with the two worm wheels; a first motor is fixed on each mounting arm, and the output shafts of the two first motors are respectively fixed on the two worm wheels.

[0014] Compared with the prior art, the present invention has the following beneficial effects: Innovation of the liquid storage tank and auxiliary structure: On the one hand, the liquid storage tank is limited and fixed by the card slot and the auxiliary block, without the need to use a separate screw, and disassembly and assembly are convenient and quick; on the other hand, the auxiliary block is not only used to limit the liquid storage tank, but also cooperates with the mounting arm to achieve height adjustment of the nozzle, which makes the structure more reasonable and saves costs.

[0015] Synergistic effect of the tillage assembly and the spraying assembly: The setting of the tillage assembly allows the agent to be sprayed through the nozzle first, then the soil is turned over by the turning plow, and finally additional spraying is carried out through the nozzle on the other side, which improves the soil's absorption effect on the agent and thus enhances the soil remediation effect.

[0016] The innovation of the spraying assembly: on the one hand, the reciprocating extension and retraction of the first electric cylinder can realize the front and rear adjustment of the nozzle and expand the spraying range; on the other hand, while the nozzle is adjusted front and rear, under the action of the auxiliary groove, the mounting arm and the nozzle are in a state of reciprocating up and down movement. When realizing the reciprocating up and down movement of the nozzle, no separate electric component is required for driving, and the structure is reasonable.

[0017] The innovation of the first mixing component and the liquid pump inlet pipe: on the one hand, the second motor drives the first mixing plate to move left and right to achieve the mixing of the liquid in the liquid storage tank, thereby ensuring the quality of spraying; on the other hand, when the first mixing plate moves, it can drive the liquid suction faucet to move. The movement of the liquid suction faucet can prevent residue from accumulating at the liquid suction faucet and causing blockage of the liquid suction faucet, and the structure is flexible.

[0018] The innovation of the second mixing component and the third mixing component: on the one hand, the second mixing component drives the impeller to rotate through the third motor to remix the medicine liquid, thereby further improving the uniformity of the medicine liquid; on the other hand, the third mixing component utilizes the rotation of the impeller to drive the second mixing plate to move up and down reciprocatingly, thereby achieving remixing of the medicine liquid and ensuring the high uniformity of the medicine liquid. The third mixing component does not require a separate electric component to drive it, thus saving costs. Moreover, when the third motor is damaged, the second mixing plate can still be driven up and down for mixing through the mounting arm, and the structure is strong.

[0019] The protective component improves the spraying quality: the protective component drives the protective cover to expand outward through the extension of the third electric cylinder, effectively avoiding the impact of strong winds on the spraying and ensuring the spraying quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings of the embodiment are briefly introduced below.

[0021] In the attached picture: Figure 1 It shows an axial structural schematic diagram of a soil remediation spraying device according to the present invention; Figure 2 The schematic diagram of the axial structure of the spraying device for soil remediation according to the present invention after partial sectioning is shown; Figure 3 It is shown that according to the present invention Figure 2 A schematic diagram of the enlarged structure at point A; Figure 4It is shown that according to the present invention Figure 2 Schematic diagram of the main structure; Figure 5 It is shown that according to the present invention Figure 4 A schematic diagram of the enlarged structure at B; Figure 6 It shows an axial structural schematic diagram of a first mixing assembly and a liquid inlet pipe according to the present invention; Figure 7 It shows an axial structural schematic diagram of the mounting arm and the first mixing assembly according to the present invention; Figure 8 The figure shows an axial structural schematic diagram of the auxiliary block of the liquid storage box according to the present invention.

[0022] Reference numerals list 1. Vehicle body; 101. Liquid storage tank; 102. Cover plate; 103. Card slot; 2. Spraying assembly; 201. First mounting block; 202. First electric cylinder; 203. First mounting seat; 204. First guide rod; 205. Mounting arm; 206. Auxiliary block; 207. Auxiliary slot; 208. Spray pipe; 209. Spray head; 3. Adjustment assembly; 301. Worm gear; 302. Worm; 303. First motor; 4. First mixing assembly; 401. First mixing plate; 402. Second motor; 403. Threaded rod; 5. Liquid supply assembly; 501. Liquid pump; 502. Liquid inlet pipe; 6. second mixing assembly; 601. rotating shaft; 602. impeller; 603. third motor; 7. The third mixing assembly; 701. The second guide rod; 702. The second mixing plate; 703. The sliding arm; 704. The counterweight; 8. Soil turning assembly; 801. Second mounting seat; 802. Second electric cylinder; 803. Turning plow; 9. Protective assembly; 901. Second mounting block; 902. Third electric cylinder; 903. Protective cover. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] Unless otherwise defined, all terms (including technical and scientific terms) used in the embodiments of the present invention have the same meanings as commonly understood by those skilled in the art to which the present invention belongs. It should also be understood that terms such as those defined in common dictionaries should be interpreted as having meanings consistent with their meanings in the context of the relevant technology, and should not be interpreted in an idealized or extremely formal sense, unless the embodiments of the present invention clearly define such meanings.

[0025] The words "first", "second" and similar words used in the embodiments of the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. The words "one", "one" or "the" and similar words do not indicate a quantity limitation, but indicate the existence of at least one. Similarly, the words "include" or "comprise" and similar words mean that the elements or objects appearing in front of the word cover the elements or objects listed after the word and their equivalents, without excluding other elements or objects. In the following description, the spatial and directional terms such as "upper", "lower", "front", "back", "top", "bottom", "vertical" and "horizontal" may be used to describe the embodiments of the present invention, but it should be understood that these terms are only for the convenience of describing the embodiments shown in the figures, and do not require the actual device to be constructed or operated in a specific orientation. In the following description, the use of terms such as "connect", "couple", "fix" and "attach" may refer to the direct connection between two elements or structures without other elements or structures, or may refer to the indirect connection between two elements or structures through an intermediate element or structure, unless otherwise clearly stated in this article.

[0026] Embodiment 1:

[0027] As attached Figure 1 To Attachment Figure 8 As shown: The present invention provides a spraying device for soil remediation, comprising: a vehicle body 1; a liquid storage tank 101 is fixed to the top surface of the vehicle body 1, and a cover plate 102 is fixed to the top of the liquid storage tank 101; a spraying assembly 2 is installed on the left side of the top surface of the vehicle body 1, and the spraying assembly 2 is composed of a first mounting block 201, a first electric cylinder 202, a first mounting seat 203, a first guide rod 204, a mounting arm 205, an auxiliary block 206, an auxiliary groove 207, a nozzle 208 and a nozzle 209. Two first mounting blocks 201 with rectangular block structures are fixed to the left side of the top surface of the vehicle body 1, and the rear end surface of each first mounting block 201 is fixed A first electric cylinder 202 is fixed, and the protruding ends of the two first electric cylinders 202 are fixed on the first mounting seat 203. A first guide rod 204 is welded on the top surface of the first mounting seat 203. An upper limit sliding mounting arm 205 is provided on the first guide rod 204. A nozzle 208 is rotatably mounted on the mounting arm 205. A nozzle 209 is mounted in a linear array on the nozzle 208. The two first electric cylinders 202 can drive the nozzle 208 to move back and forth, thereby expanding the spraying range and improving the spraying efficiency. The nozzle 209 mounted in a linear array can improve the uniformity of spraying.

[0028] Among them, an auxiliary block 206 is welded on the top surface of the vehicle body 1. The auxiliary block 206 is a rectangular block structure. The auxiliary block 206 with a rectangular block structure can ensure the stability of the subsequent clamping with the clamping slot 103. An auxiliary groove 207 with an arc-shaped groove structure is opened on the top surface of the auxiliary block 206. The right end of the mounting arm 205 is clamped in the auxiliary groove 207. When the mounting arm 205 moves forward under the reciprocating drive of the two first electric cylinders 202, under the action of the auxiliary groove 207, the mounting arm 205 and the nozzle 208 are in an up and down reciprocating state. Through the up and down reciprocating movement of the mounting arm 205 and the nozzle 208, the expansion of the spraying range can be better realized, and in the process of the up and down reciprocating movement of the nozzle 208, it does not need to be driven separately, the structure is more reasonable and the cost is saved.

[0029] Among them, a tillage assembly 8 is installed on the vehicle body 1, and the tillage assembly 8 consists of a second mounting seat 801, a second electric cylinder 802 and a turning plow 803. A second mounting seat 801 is fixed to the left end face of the vehicle body 1, and two second electric cylinders 802 are fixed to the bottom end face of the second mounting seat 801. The protruding ends of the two second electric cylinders 802 are fixed on the turning plow 803. The turning plow 803 is located at the lower right position of the left nozzle 208. The description of the position relationship here can ensure that spraying is performed first, plowing is performed later, and then spraying; a spraying assembly 2 is also installed at the right position of the top surface of the vehicle body 1. Through the arrangement of the turning plow 803 and the right spraying assembly 2, during the spraying process, spraying is first performed through the left nozzle 208, and after spraying, the soil is turned through the turning plow 803, and then spraying is performed through the right nozzle 208. At this time, the effect of soil absorbing the agent is improved, and the soil remediation effect is also improved.

[0030] Among them, a slot 103 is opened on the left and right end faces of the liquid storage tank 101, and the two slots 103 are both rectangular slot-shaped structures. The two slots 103 are clamped on the two auxiliary blocks 206. At this time, the liquid storage tank 101 is in a limited state. The two auxiliary blocks 206 can cooperate with the mounting arm 205 to achieve the height adjustment of the nozzle 208, and can also be clamped with the slot 103 to achieve the limited fixation of the liquid storage tank 101. There is no need to use a screw alone to fix the liquid storage tank 101, and the clamping fixing structure is more convenient and quick when disassembling and assembling the liquid storage tank 101.

[0031] Among them, a first mixing component 4 is installed in the liquid storage tank 101, and the first mixing component 4 is composed of a first mixing plate 401, a second motor 402 and a threaded rod 403. A first mixing plate 401 slides in the liquid storage tank 101, and rectangular holes are opened on the first mixing plate 401 in a linear array. The rectangular holes can improve the mixing efficiency of the first mixing plate 401. A second motor 402 is fixed to the left end face of the inner wall of the liquid storage tank 101, and a threaded rod 403 is fixed on the output shaft of the second motor 402. The threaded rod 403 is threadedly connected to the first mixing plate 401. Under the drive of the second motor 402 and the threaded rod 403, the first mixing plate 401 can be moved left and right. At this time, the mixing of the liquid in the liquid storage tank 101 can be achieved. By mixing the liquid in the liquid storage tank 101, the uniformity of the liquid can be ensured, and the quality of soil remediation can be guaranteed.

[0032] Among them, a liquid supply component 5 is installed on the cover plate 102, and the liquid supply component 5 is composed of a liquid pump 501 and a liquid inlet pipe 502. Two liquid pumps 501 are fixed on the top surface of the cover plate 102, and the discharge pipes of the two liquid pumps 501 are respectively connected to the two nozzles 208. Each liquid pump 501 is connected to a liquid inlet pipe 502, and the two liquid inlet pipes 502 are both located inside the liquid storage tank 101; the liquid suction taps of the two liquid inlet pipes 502 are fixed to the first mixing plate 401 by clamps, and when the first mixing plate 401 moves, the liquid suction taps can be driven to move. The movement of the liquid suction tap can prevent residue from accumulating at the liquid suction tap, causing the liquid suction tap to be blocked.

[0033] Among them, a second mixing component 6 is installed on the liquid storage tank 101, and the second mixing component 6 is composed of a rotating shaft 601, an impeller 602 and a third motor 603. A rotating shaft 601 rotates on the liquid storage tank 101, and five impellers 602 are fixed on the rotating shaft 601. A third motor 603 is fixed on the front end surface of the liquid storage tank 101, and the output shaft of the third motor 603 is fixed on the rotating shaft 601. The third motor 603 can drive the rotating shaft 601 and the impeller 602 to rotate. The rotation of the impeller 602 can achieve re-mixing of the liquid in the liquid storage tank 101, and the uniformity of the liquid can be further improved through re-mixing.

[0034] Among them, a third mixing assembly 7 is installed on the cover plate 102, and the third mixing assembly 7 is composed of a second guide rod 701, a second mixing plate 702, a sliding arm 703 and a counterweight 704. Two second guide rods 701 are slid on the cover plate 102, and the lower ends of the two second guide rods 701 are welded to the second mixing plate 702. Two sliding arms 703 are welded on the second mixing plate 702, and the two sliding arms 703 slide on the cover plate 102. A counterweight 704 is welded to the lower end of each sliding arm 703; the bottom end surface of the second mixing plate 702 is in contact with the impeller 602. When the impeller 602 rotates, it can push the second mixing plate 702 to move back and forth up and down. The up and down reciprocating motion of the second mixing plate 702 can further improve the mixing uniformity of the liquid in the liquid storage tank 101.

[0035] Among them, the two counterweights 704 are both rectangular block structures, and the bottom end faces of the two counterweights 704 are respectively in contact with the top end faces of the two mounting arms 205. When the third motor 603 is damaged and cannot rotate, then when the mounting arm 205 moves back and forth up and down, it can also drive the second mixing plate 702 to move back and forth up and down. This is an emergency structure for the damage of the third motor 603, and can make full use of the up and down reciprocating movement of the mounting arm 205, and the structure is reasonable.

[0036] Among them, a protection component 9 is installed on the vehicle body 1, and the protection component 9 is composed of a second mounting block 901, a third electric cylinder 902 and a protective cover 903. Four second mounting blocks 901 of rectangular block structure are fixed to the top surface of the vehicle body 1, and two third electric cylinders 902 are fixed to the left end surfaces of the two second mounting blocks 901 on the left side, and two third electric cylinders 902 are also fixed to the right end surfaces of the two second mounting blocks 901 on the right side. A protective cover 903 is fixed to the protruding end of each third electric cylinder 902. The two protective covers 903 on the left side are located on the outside of the left nozzle 208, and the two protective covers 903 on the right side are located on the outside of the right nozzle 208. Through the outward expansion of the protective covers 903, the influence of external wind on the spraying can be avoided, and the external wind force is avoided from blowing away the sprayed liquid, thereby ensuring the spraying quality.

[0037] Embodiment 2:

[0038] On the basis of the first embodiment, it also includes: an adjustment component 3 is installed on each nozzle 208, and the adjustment component 3 is composed of a worm wheel 301, a worm 302 and a first motor 303. A worm wheel 301 is welded on each nozzle 208, and a worm 302 is rotated on each mounting arm 205, and the two worms 302 are respectively engaged with the two worm wheels 301; a first motor 303 is fixed on each mounting arm 205, and the output shafts of the two first motors 303 are respectively fixed on the two worms 302. By driving the first motor 303, the worm 302 and the worm wheel 301, the rotation of the nozzle 208 can be realized, and the angle adjustment of the nozzle 209 is realized. By adjusting the angle of the nozzle 209, the adjustability of the device during spraying can be improved, and the practicability is high.

[0039] Working principle: drive the vehicle body 1 to move and start the two liquid medicine pumps 501. At this time, the two nozzles 208 start to spray medicine, control the two first electric cylinders 202 to reciprocate and extend, and the two first electric cylinders 202 drive the nozzles 208 to move forward and backward to achieve extended spraying. At the same time, under the action of the auxiliary groove 207, the mounting arm 205 and the nozzle 208 move up and down to spray; in the spraying process, first spray through the left nozzle 208, and then turn over through the turning plow 803 after spraying, and then spray through the right nozzle 208; control the second motor 402 to rotate, and under the drive of the second motor 402 and the threaded rod 403, the first mixing plate 401 can be moved left and right to mix the liquid medicine; at the same time, drive the third motor 603 to rotate, The third motor 603 drives the rotating shaft 601 and the impeller 602 to rotate for re-mixing; at the same time, during the rotation of the impeller 602, it can push the second mixing plate 702 to move up and down for re-mixing; when the third motor 603 is damaged and cannot rotate, then when the mounting arm 205 moves up and down, it can also drive the second mixing plate 702 to move up and down for mixing; when adjusting the angle of the nozzle 209, it is sufficient to drive the two first motors 303 to rotate, and the nozzle 208 can be rotated under the meshing transmission of the worm 302 and the worm wheel 301, thereby realizing the angle adjustment of the nozzle 209; when spraying in windy weather, the four third electric cylinders 902 are controlled to extend, and the four third electric cylinders 902 drive the four protective covers 903 to expand outward.

[0040] The above are only specific implementations of the present disclosure, but the protection scope of the present disclosure is not limited thereto, and the protection scope of the present disclosure shall be based on the protection scope of the claims.

Claims

1. A spraying device for soil remediation, characterized in that: include: A vehicle body (1); a liquid storage tank (101) is fixed on the top surface of the vehicle body (1), and a cover plate (102) is fixed on the top of the liquid storage tank (101); a spray assembly (2) is installed on the left side of the top surface of the vehicle body (1), and the spray assembly (2) is composed of a first mounting block (201), a first electric cylinder (202), a first mounting seat (203), a first guide rod (204), a mounting arm (205), an auxiliary block (206), an auxiliary groove (207), a spray pipe (208) and a spray head (209); two first mounting blocks (201) with rectangular block structures are fixed on the left side of the top surface of the vehicle body (1), and a first electric cylinder (202) is fixed on the rear end surface of each first mounting block (201). 2), the extended ends of the two first electric cylinders (202) are fixed on the first mounting seat (203), a first guide rod (204) is welded on the top surface of the first mounting seat (203), the first guide rod (204) has a mounting arm (205) that slides at the upper limit position, a nozzle (208) is rotatably mounted on the mounting arm (205), and nozzles (209) are mounted on the nozzle (208) in a linear array; an auxiliary block (206) is welded on the top surface of the vehicle body (1), the auxiliary block (206) is a rectangular block structure, an auxiliary groove (207) with an arc-shaped groove structure is opened on the top surface of the auxiliary block (206), and the right end of the mounting arm (205) is clamped in the auxiliary groove (207).

2. A soil remediation spraying device as claimed in claim 1, characterized in that: The vehicle body (1) is equipped with a tilling assembly (8), which is composed of a second mounting seat (801), a second electric cylinder (802) and a tilling plow (803). A second mounting seat (801) is fixed to the left end surface of the vehicle body (1), and two second electric cylinders (802) are fixed to the bottom end surface of the second mounting seat (801). The protruding ends of the two second electric cylinders (802) are fixed to the tilling plow (803), and the tilling plow (803) is located at the lower right position of the left nozzle (208). A spraying assembly (2) is also installed at the right position of the top end surface of the vehicle body (1).

3. A soil remediation spraying device as claimed in claim 2, characterized in that: The left end face and the right end face of the liquid storage tank (101) are each provided with a clamping slot (103), and both clamping slots (103) are rectangular slot-shaped structures. The two clamping slots (103) are clamped on the two auxiliary blocks (206), and the liquid storage tank (101) is in a limited position state.

4. A soil remediation spraying device as claimed in claim 3, characterized in that: A first mixing assembly (4) is installed in the liquid storage tank (101), and the first mixing assembly (4) is composed of a first mixing plate (401), a second motor (402) and a threaded rod (403). A first mixing plate (401) is slidably mounted in the liquid storage tank (101), and rectangular holes are provided in a linear array on the first mixing plate (401). A second motor (402) is fixed to the left end surface of the inner wall of the liquid storage tank (101), and a threaded rod (403) is fixed to the output shaft of the second motor (402), and the threaded rod (403) is threadedly connected to the first mixing plate (401).

5. A soil remediation spraying device as claimed in claim 4, characterized in that: The cover plate (102) is provided with a liquid supply assembly (5), which is composed of a liquid medicine pump (501) and a liquid inlet pipe (502). Two liquid medicine pumps (501) are fixed to the top surface of the cover plate (102), and the discharge pipes of the two liquid medicine pumps (501) are respectively connected to the two spray pipes (208). Each liquid medicine pump (501) is connected to a liquid inlet pipe (502), and the two liquid inlet pipes (502) are both located inside the liquid storage tank (101); and the liquid suction taps of the two liquid inlet pipes (502) are fixed to the first mixing plate (401) via clamps.

6. A soil remediation spraying device as claimed in claim 5, characterized in that: A second mixing assembly (6) is mounted on the liquid storage tank (101), the second mixing assembly (6) comprising a rotating shaft (601), an impeller (602) and a third motor (603); a rotating shaft (601) rotates on the liquid storage tank (101), five impellers (602) are fixed on the rotating shaft (601), a third motor (603) is fixed on the front end surface of the liquid storage tank (101), and an output shaft of the third motor (603) is fixed on the rotating shaft (601).

7. A soil remediation spraying device as claimed in claim 6, characterized in that: A third mixing assembly (7) is mounted on the cover plate (102). The third mixing assembly (7) is composed of a second guide rod (701), a second mixing plate (702), a sliding arm (703) and a counterweight (704). Two second guide rods (701) are slidably mounted on the cover plate (102). The lower ends of the two second guide rods (701) are welded to the second mixing plate (702). Two sliding arms (703) are welded to the second mixing plate (702). The two sliding arms (703) slide on the cover plate (102). A counterweight (704) is welded to the lower end of each sliding arm (703). The bottom end surface of the second mixing plate (702) is in contact with the impeller (602).

8. A soil remediation spraying device as claimed in claim 7, characterized in that: The two counterweight blocks (704) are both rectangular block structures, and the bottom end surfaces of the two counterweight blocks (704) are in contact with the top end surfaces of the two mounting arms (205) respectively.

9. A soil remediation spraying device as claimed in claim 8, characterized in that: The vehicle body (1) is provided with a protection assembly (9), which is composed of a second mounting block (901), a third electric cylinder (902) and a protection cover (903). Four second mounting blocks (901) of rectangular block structure are fixed to the top surface of the vehicle body (1). Two third electric cylinders (902) are fixed to the left end surfaces of the two second mounting blocks (901) on the left side, and two third electric cylinders (902) are also fixed to the right end surfaces of the two second mounting blocks (901) on the right side. A protection cover (903) is fixed to the protruding end of each third electric cylinder (902). The two protection covers (903) on the left side are located outside the left nozzle (208), and the two protection covers (903) on the right side are located outside the right nozzle (208).

10. A soil remediation spraying device as claimed in claim 9, characterized in that: An adjustment assembly (3) is installed on each of the nozzles (208), the adjustment assembly (3) consisting of a worm wheel (301), a worm (302) and a first motor (303); a worm wheel (301) is welded on each of the nozzles (208); a worm (302) is rotated on each of the mounting arms (205), and the two worms (302) are respectively meshed with the two worm wheels (301); and a first motor (303) is fixed on each of the mounting arms (205), and the output shafts of the two first motors (303) are respectively fixed on the two worms (302).

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