CN215074971U - Large-scale intelligent pesticide spraying device - Google Patents

Abstract

The utility model discloses a medicine device is spouted to extensive intelligence belongs to agricultural machine technical field. A large-scale intelligent pesticide spraying device comprises a tractor and an operation arm connected to the tractor in a sliding manner, wherein a conveying pipe and an electric telescopic rod are fixedly connected to the operation arm; the utility model discloses combine together mechanical weeding and chemical weeding, not only save the use of pesticide, and weeding efficient, effectual.

Description

Large-scale intelligent pesticide spraying device

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a medicine device is spouted to extensive intelligence.

Background

Weeding in agriculture is a very labor intensive task, especially in organic farming where the use of chemicals is prohibited or limited, where depending on the crop being planted, weeding is required in the immediate vicinity of the cash crop, which is usually done in an early growth state, where the cash crop and grass are still small and close to each other, and where the purpose-oriented application of selective methods is required in order to avoid damage to the cash crop.

The current weeding device can not the selective change weeding mode when weeding, adopts mechanical type weeding often to injure the crop easily, can't adjust the height of weeding according to the topography automatically, and weeds make its card die with the axis of rotation winding easily, often can not the selective injection when using the medicine to weed, causes the waste of medicine easily, and does not have the device that can combine the function of both together among the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing device can not adjust the height of the weeding machine according to the change of the terrain when causing the pesticide waste and weeding easily when in use, and the weeding machine is easy to be blocked by the winding of weeds when in use, and the medicine device is spouted to a large scale intelligence that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a large-scale intelligent pesticide spraying device comprises a tractor and a working arm connected to the tractor in a sliding manner, wherein a conveying pipe and an electric telescopic rod are fixedly connected to the working arm, a pesticide spraying pipe is fixedly connected to the conveying pipe, a pesticide spraying head is fixedly connected to the bottom of the pesticide spraying pipe, an electric slide rod is connected to the electric telescopic rod in a sliding manner, a convex block is arranged on the electric slide rod, an installation cylinder is fixedly connected to the pesticide spraying pipe, a wedge block is connected to the installation cylinder in a sliding manner, the wedge block is attached to the convex block, a blocking plate and a straight telescopic rod are fixedly connected to the wedge block, the blocking plate is connected to the pesticide spraying pipe in a sliding manner, a partition plate is fixedly connected to the inside of the pesticide spraying pipe, a sliding groove matched with the blocking plate is formed in the partition plate, one end, far away from the wedge block, of the straight telescopic rod is fixedly connected to the pesticide spraying pipe, a first spring is sleeved on the straight telescopic rod, two ends of the first spring respectively abut against the pesticide spraying pipe and the wedge block, the cutting device comprises an electric slide bar, a round bar, a mounting box, a first motor, a rotating shaft, a mounting column, a saw disc, a clamping column, a grass beating plate, a cutting knife, a cutting blade, a cutter blade and a cutter blade, the cutting knife is attached to the rotating shaft, a second piston rod is fixedly connected to the second piston plate, a connecting column is connected to the second piston rod in a sliding mode, and the connecting column is fixedly connected to the electric sliding rod.

Preferably, a first piston rod is fixedly connected to the first piston plate, and the cutting knife is fixedly connected to the first piston rod.

Preferably, the hollow post of fixedly connected with on the second piston rod, the first baffle of fixedly connected with on the spliced pole, first baffle sliding connection is in hollow post, the third spring has been placed in the hollow post, the both ends of third spring offset with hollow post and first baffle respectively, first baffle offsets with hollow post.

Preferably, the electric slide bar is fixedly connected with a mounting rack, and the connecting column is fixedly connected to the mounting rack.

Preferably, a second baffle is fixedly connected to the round bar, the second baffle is slidably connected to the inside of the electric slide bar, and the second baffle abuts against the electric slide bar.

Preferably, the both ends of operation arm all fixedly connected with installation arm, the last fixedly connected with of installation arm that lies in the left end of operation arm is used for controlling the interior medicine mobile first sensor of transfer line, the last fixedly connected with of installation arm that lies in the right-hand member of operation arm is used for controlling electric telescopic handle's second sensor.

Preferably, the number of the pesticide spraying pipes and the number of the electric telescopic rods are multiple groups, and the multiple groups of the pesticide spraying pipes and the electric telescopic rods are linearly and uniformly distributed on the operation arm.

Preferably, the tractor is fixedly connected with an installation block, the operation arm is fixedly connected with a sliding block, and the installation block is provided with a sliding groove matched with the sliding block.

Preferably, the mounting block is fixedly connected with a second motor, the output end of the second motor is fixedly connected with a threaded rod, and the threaded rod is in threaded connection with the sliding block.

Preferably, the mounting block is fixedly connected with a support, and the second motor is fixedly connected to the support.

Compared with the prior art, the utility model provides a medicine device is spouted to extensive intelligence possesses following beneficial effect:

1. this medicine device is spouted to extensive intelligence, through the first sensor of tractor pulling operation arm when carrying out the during operation the position that is located the operation arm bottom control the medicine in the transfer line when having the crop and flow, thereby medicine in the transfer line flows to in the medicine spraying pipe, then from the spout medicine head blowout on the medicine spraying pipe, the electric telescopic handle who controls weeds top when the second sensor detects the weeds outside the crop carries out work, electric telescopic handle's interior electric slide bar then can stretch out, lug on the electric slide bar conflicts the voussoir and promotes the voussoir this moment, the voussoir slides left this moment, the closure plate on the voussoir slides and gets into in the medicine spraying pipe, combine with the baffle and plug up the medicine spraying pipe of weeds top position, the medicine spraying pipe of weeds top can not spout the pesticide this moment, thereby save the use amount of pesticide.

2. The large-scale intelligent pesticide spraying device slides downwards after the electric slide bar slides downwards continuously, the rotating wheel can contact the ground at the moment, the electric slide bar does not extend, the first motor starts to work, the rotating shaft on the first motor rotates, the saw disc and the grass mowing plate rotate at the moment, the saw disc shovels weeds, the grass mowing plate prevents grass scraps from splashing when rotating, the round bar can do telescopic motion in the electric slide bar by taking the contact point of the rotating wheel and the ground as the original point when passing through uneven ground, the round bar slides into the electric slide bar when the ground is convex, the round bar extends under the action of the second spring after passing through the convex ground, so that the rotating wheel is contacted with the ground all the time, the moving direction of the L-shaped bar is upward when the round bar slides into the electric slide bar, and the second piston plate slides downwards relative to the L-shaped piston cylinder at the moment, air in the L shape piston cylinder is by the propelling movement down this moment to first piston plate slides left, fixed connection's cut-off cutter just can slide left this moment on the first piston plate and with the pivot contact between saw disc and the erection column, winding weeds just can be cut off by the cut-off cutter and break away from the pivot this moment in the pivot, prevent that the dead situation of card from appearing in the pivot, and the spliced pole just can compress the third spring in the hollow post when ground undulation degree is too big, the total length of spliced pole and second piston rod reduces this moment, from not influencing the slip of round bar in the electric slide bar.

3. This medicine device is spouted to extensive intelligence, through fixedly connected with second baffle on the round bar, second baffle sliding connection is in electric slide bar, the second baffle offsets with electric slide bar, the second baffle slides in electric slide bar and offsets with electric slide bar, can prevent that the round bar breaks away from electric slide bar under work or natural state, the second motor during operation threaded rod just can rotate, threaded connection just can upwards slide in the installation piece at the slider on the threaded rod when the threaded rod forward rotates, thereby operation arm upward movement lifting, otherwise then the operation arm descends.

Drawings

Fig. 1 is a schematic three-dimensional structure diagram of a large-scale intelligent pesticide spraying device provided by the utility model;

fig. 2 is a schematic structural view of a large-scale intelligent pesticide spraying device according to the present invention;

fig. 3 is a schematic structural view of a partial cross-section of a large-scale intelligent pesticide spraying device provided by the present invention;

fig. 4 is a schematic structural view of a portion a in fig. 3 of the large-scale intelligent pesticide spraying device provided by the present invention;

fig. 5 is a schematic structural view of a part B in fig. 3 of the large-scale intelligent pesticide spraying device provided by the present invention;

fig. 6 is the utility model provides a medicine device is spouted to extensive intelligence partial schematic structure of C in fig. 3.

In the figure: 1. a tractor; 101. mounting blocks; 1011. a second motor; 1012. a threaded rod; 1013. a support; 2. a working arm; 201. a slider; 202. mounting an arm; 2021. a first sensor; 2022. a second sensor; 3. a delivery pipe; 301. a pesticide spraying pipe; 3011. a pesticide spraying head; 3012. a partition plate; 302. mounting the cylinder; 3021. a wedge block; 3022. a straight telescopic rod; 3023. a first spring; 303. a blocking plate; 4. an electric telescopic rod; 401. an electric slide bar; 4011. a bump; 4012. a mounting frame; 402. a round bar; 4021. a second spring; 4022. a second baffle; 5. installing a box; 501. a first motor; 5011. a rotating shaft; 5012. mounting a column; 5013. beating grass plates; 5014. clamping the column; 5015. sawing a disc; 502. a cover; 6. an L-shaped rod; 601. a rotating wheel; 602. an L-shaped piston cylinder; 6021. a second piston rod; 6022. connecting columns; 6023. a first baffle plate; 6024. a second piston plate; 6025. a third spring; 6026. a hollow column; 603. a first piston rod; 6031. a first piston plate; 6032. and (5) cutting off the cutter.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-6, a large-scale intelligent pesticide spraying device comprises a tractor 1 and a working arm 2 slidably connected to the tractor 1, wherein a delivery pipe 3 and an electric telescopic rod 4 are fixedly connected to the working arm 2, a pesticide spraying pipe 301 is fixedly connected to the delivery pipe 3, a pesticide spraying head 3011 is fixedly connected to the bottom of the pesticide spraying pipe 301, an electric slide rod 401 is slidably connected to the electric telescopic rod 4, a bump 4011 is arranged on the electric slide rod 401, a mounting cylinder 302 is fixedly connected to the pesticide spraying pipe 301, a wedge 3021 is slidably connected to the mounting cylinder 302, the wedge 3021 is attached to the bump 4011, a blocking plate 303 and a straight telescopic rod 3022 are fixedly connected to the wedge 3021, the blocking plate 303 is slidably connected to the pesticide spraying pipe 301, a partition 3012 is fixedly connected to the pesticide spraying pipe 301, a chute matched with the blocking plate 303 is arranged on the partition 3012, one end of the straight telescopic rod 3022, far away from the wedge 3021, is fixedly connected to the pesticide spraying pipe 301, a first spring 3023 is sleeved on the straight telescopic rod 3022, the two ends of a first spring 3023 respectively abut against the pesticide spraying pipe 301 and the wedge 3021, a round rod 402 is slidably connected with the electric slide bar 401, a mounting box 5 is fixedly connected with the round rod 402, a second spring 4021 is sleeved on the round rod 402, the two ends of the second spring 4021 respectively abut against the electric slide bar 401 and the mounting box 5, a cover 502 is fixedly connected with the mounting box 5, a first motor 501 is fixedly connected with the mounting box 5, an output end of the first motor 501 is fixedly connected with a rotating shaft 5011, a mounting column 5012 and a saw disc 5015 are fixedly connected with the rotating shaft 5011 from top to bottom, a clamping column 5014 is fixedly connected with the mounting column 5012, a grass hitting plate 5013 is fixedly connected with the clamping column 5014, the grass hitting plate 5013 and the saw disc 5015 are both rotatably connected with the cover 502, an L-shaped rod 6 is fixedly connected with the mounting box 5, a rotating wheel 601 is rotatably connected with the L-shaped rod 6, an L-shaped piston cylinder 602 is fixedly connected with the L-shaped piston cylinder 602, and a first piston plate 6031 and a second piston plate 604 are slidably connected with the L-shaped piston cylinder 602, fixedly connected with cutting off cutter 6032 on the first piston plate 6031, cutting off cutter 6032 and pivot 5011 laminating, fixedly connected with second piston rod 6021 on the second piston plate 6024, sliding connection has spliced pole 6022 on the second piston rod 6021, spliced pole 6022 fixed connection is on electric slide bar 401, the equal fixedly connected with installation arm 202 in both ends of operation arm 2, fixedly connected with is used for controlling the first sensor 2021 that the medicine flows in conveyer pipe 3 on the installation arm 202 that lies in the left end on the operation arm 2, fixedly connected with is used for controlling the second sensor 2022 of electric telescopic handle 4 on the installation arm 202 of right-hand member on the operation arm 2, the quantity of pesticide spraying pipe 301 and electric telescopic handle 4 is the multiunit, and the linear equipartition of multiunit pesticide spraying pipe 301 and electric telescopic handle 4 is on operation arm 2.

When the tractor 1 pulls the working arm 2 to work, when a first sensor 2021 detects that crops exist at the position at the bottom of the working arm 2, the medicine in the conveying pipe 3 is controlled to flow, so that the medicine in the conveying pipe 3 flows into the spraying pipe 301 and then is sprayed out from the spraying head 3011 on the spraying pipe 301, when a second sensor 2022 detects that weeds exist outside the crops, the electric telescopic rod 4 above the weeds is controlled to work, the electric slide rod 401 in the electric telescopic rod 4 extends out, at the moment, the bump 4011 on the electric slide rod 401 collides with the wedge 3021 and pushes the wedge 3021, at the moment, the wedge 3021 slides leftwards, the blocking plate 303 on the wedge 3021 slides into the spraying pipe 301 and is combined with the partition 3012 to block the spraying pipe 301 at the position above the weeds, at the moment, the spraying pipe 301 above the weeds cannot spray the pesticides, so that the pesticide usage amount is saved, after the electric slide rod 401 continues to slide downwards, at this time, the rotating wheel 601 will contact the ground, at this time, the electric sliding rod 401 is not extending, the first motor 501 starts to work, the rotating shaft 5011 on the first motor 501 rotates, at this time, the saw disc 5015 and the grass cutting plate 5013 both rotate, the saw disc 5015 scrapes weeds, the grass cutting plate 5013 prevents grass from splashing when rotating, the round bar 402 will make telescopic movement in the electric sliding rod 401 with the contact point of the rotating wheel 601 and the ground as the origin when passing through uneven ground, when the ground is raised, the round bar 402 slides into the electric sliding rod 401, after passing through the raised ground, the round bar 601 will extend under the action of the second spring 4021, so that the rotating wheel 601 will not hit the ground all the time, when the round bar 402 slides into the electric sliding rod 401, the moving direction of the L-shaped bar 6 is upward, at this time, the second piston plate 6024 will slide downward relative to the L-shaped piston tube 602, at this time, the air in the L-shaped piston cylinder 602 is pushed downward, so that the first piston plate 6031 slides leftward, the cutting knife 6032 fixedly connected to the first piston plate 6031 slides leftward and contacts with the rotating shaft 5011 between the saw disc 5015 and the mounting post 5012, the weeds wound on the rotating shaft 5011 are cut off from the rotating shaft 5011 by the cutting knife 6032, the rotating shaft 5011 is prevented from being stuck, and the connecting post 6022 compresses the third spring 6025 in the hollow post 6026 when the ground undulation is too large, and the total length of the connecting post 6022 and the second piston rod 6021 is reduced, so that the sliding of the round rod 402 in the electric slide bar 401 is not affected.

Example 2:

referring to fig. 1 to 6, substantially the same as in embodiment 1, further, a first piston rod 603 is fixedly connected to the first piston plate 6031, a cutting knife 6032 is fixedly connected to the first piston rod 603, a hollow column 6026 is fixedly connected to the second piston rod 6021, a first baffle 6023 is fixedly connected to the connecting column 6022, the first baffle 6023 is slidably connected to the hollow column 6026, a third spring 6025 is disposed in the hollow column 6026, two ends of the third spring 6025 respectively abut against the hollow column 6026 and the first baffle 6023, the first baffle 6023 abuts against the hollow column 6026, a mounting block 4012 is fixedly connected to the electric slide bar 401, the connecting column 6022 is fixedly connected to the mounting block 4012, a second baffle 4022 is fixedly connected to the round bar 402, the second baffle 4022 is slidably connected to the electric slide bar 401, and the second baffle 4022 abuts against the electric slide bar 401.

The second stop 4022 slides in the electric slide bar 401 and abuts against the electric slide bar 401, and can prevent the round bar 402 from being separated from the electric slide bar 401 in a working or natural state.

Example 3:

referring to fig. 1 to 6, substantially the same as in embodiment 1, further, a mounting block 101 is fixedly connected to the tractor 1, a slider 201 is fixedly connected to the working arm 2, a sliding slot matched with the slider 201 is formed in the mounting block 101, a second motor 1011 is fixedly connected to the mounting block 101, a threaded rod 1012 is fixedly connected to an output end of the second motor 1011, the threaded rod 1012 is in threaded connection with the slider 201, a bracket 1013 is fixedly connected to the mounting block 101, and the second motor 1011 is fixedly connected to the bracket 1013.

When the second motor 1011 works, the threaded rod 1012 rotates, and when the threaded rod 1012 rotates in the forward direction, the sliding block 201 screwed on the threaded rod 1012 slides upwards in the mounting block 101, so that the working arm 2 moves upwards and rises, and otherwise, the working arm 2 descends.

The working principle is as follows: in the utility model, when the tractor 1 pulls the working arm 2 to work, the first sensor 2021 controls the medicine in the delivery pipe 3 to flow when detecting that the position at the bottom of the working arm 2 has crops, so that the medicine in the delivery pipe 3 flows into the spraying pipe 301, and then the medicine is sprayed out from the spraying head 3011 on the spraying pipe 301, when the second sensor 2022 detects that weeds exist outside the crops, the electric telescopic rod 4 above the weeds is controlled to work, the electric telescopic rod 401 in the electric telescopic rod 4 extends out, at the moment, the lug 4011 on the electric slide rod 401 collides with the wedge 3021 and pushes the wedge 3021, at the moment, the wedge 3021 slides to the left, the blocking plate 303 on the wedge 3021 slides into the spraying pipe 301, and is combined with the partition 3012 to block the spraying pipe 301 above the weeds, at the moment, the spraying pipe 301 above the weeds cannot spray pesticides, thereby saving the usage amount of pesticides, after the electric sliding rod 401 continues to slide downwards, the mounting box 5 also slides downwards, at this time, the rotating wheel 601 contacts the ground, at this time, the electric sliding rod 401 does not extend, the first motor 501 starts to work, the rotating shaft 5011 on the first motor 501 rotates, at this time, the saw disc 5015 and the grass cutting plate 5013 both rotate, the saw disc 5015 scrapes weeds, the grass cutting plate 5013 prevents grass scraps from splashing when rotating, when passing uneven ground, the round rod 402 can do telescopic motion in the electric sliding rod 401 with the contact point of the rotating wheel 601 and the ground as the origin, when the ground is raised, the round rod 402 slides into the electric sliding rod 401, after passing through the raised ground, the round rod extends under the action of the second spring 4021, so that the rotating wheel 601 always contacts the ground, when rotating, the moving direction of the L-shaped rod 6 is upward when the round rod 402 slides into the electric sliding rod 401, at this time, the second piston plate 6024 slides downward relative to the L-shaped piston cylinder 602, and at this time, the air in the L-shaped piston cylinder 602 is pushed downward, so that the first piston plate 6031 slides leftward, at this time, the cutting knife 6032 fixedly connected to the first piston plate 6031 slides leftward and contacts with the rotating shaft 5011 between the saw disc 5015 and the mounting post 5012, at this time, weeds wound on the rotating shaft 5011 are cut off from the rotating shaft 5011 by the cutting knife 6032, so as to prevent the rotating shaft 5011 from being stuck, and when the ground undulation degree is too large, the connecting post 6022 compresses the third spring 6025 in the hollow post 6026, at this time, the total length of the connecting post 6022 and the second piston rod 6021 is reduced, so as not to affect the sliding of the round rod 402 in the electric slide bar 401.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a medicine device is spouted to extensive intelligence, includes tractor (1) and sliding connection work arm (2) on tractor (1), its characterized in that, fixedly connected with conveyer pipe (3) on work arm (2), and electric telescopic handle (4), fixedly connected with spouts medicine pipe (301) on conveyer pipe (3), spout medicine pipe (301) bottom fixedly connected with and spout medicine head (3011), sliding connection has electric slide bar (401) on electric telescopic handle (4), be equipped with lug (4011) on electric slide bar (401), spout medicine pipe (301) and go up fixedly connected with installation section of thick bamboo (302), sliding connection has voussoir (3021) in installation section of thick bamboo (302), voussoir (3021) and lug (4011) laminating, fixedly connected with closure plate (303) and straight telescopic link (3022) on voussoir (3021), closure plate (303) sliding connection is on spouting medicine pipe (301), the pesticide spraying pipe (301) is internally and fixedly connected with a partition board (3012), a sliding groove matched with a blocking board (303) is formed in the partition board (3012), one end, away from a wedge block (3021), of a straight telescopic rod (3022) is fixedly connected to the pesticide spraying pipe (301), a first spring (3023) is sleeved on the straight telescopic rod (3022), two ends of the first spring (3023) are respectively abutted to the pesticide spraying pipe (301) and the wedge block (3021), a round rod (402) is slidably connected to the electric slide rod (401), a mounting box (5) is fixedly connected to the round rod (402), a second spring (4021) is sleeved on the round rod (402), two ends of the second spring (4021) are respectively abutted to the electric slide rod (401) and the mounting box (5), a cover (502) is fixedly connected to the mounting box (5), and a first motor (501) is fixedly connected to the mounting box (5), the output end of the first motor (501) is fixedly connected with a rotating shaft (5011), the rotating shaft (5011) is sequentially and fixedly connected with an installation column (5012) and a saw disc (5015) from top to bottom, the installation column (5012) is fixedly connected with a clamping column (5014), the clamping column (5014) is fixedly connected with a grass beating plate (5013), the grass beating plate (5013) and the saw disc (5015) are rotationally connected in a cover (502), the installation box (5) is fixedly connected with an L-shaped rod (6), the L-shaped rod (6) is rotationally connected with a rotating wheel (601), the L-shaped rod (6) is fixedly connected with an L-shaped piston cylinder (602), the L-shaped piston cylinder (602) is internally and slidably connected with a first piston plate (6031) and a second piston plate (6024), the first piston plate (6031) is fixedly connected with a cutting knife (6032), and the cutting knife (6032) is attached to the rotating shaft (5011), a second piston rod (6021) is fixedly connected to the second piston plate (6024), a connecting column (6022) is connected to the second piston rod (6021) in a sliding manner, and the connecting column (6022) is fixedly connected to the electric sliding rod (401).

2. The intelligent pesticide spraying device as claimed in claim 1, wherein the first piston plate (6031) is fixedly connected with a first piston rod (603), and the cutting knife (6032) is fixedly connected with the first piston rod (603).

3. The intelligent large-scale pesticide spraying device is characterized in that a hollow column (6026) is fixedly connected to the second piston rod (6021), a first baffle plate (6023) is fixedly connected to the connecting column (6022), the first baffle plate (6023) is slidably connected to the inside of the hollow column (6026), a third spring (6025) is placed in the hollow column (6026), two ends of the third spring (6025) respectively abut against the hollow column (6026) and the first baffle plate (6023), and the first baffle plate (6023) abuts against the hollow column (6026).

4. The intelligent pesticide spraying device for large-scale pesticide spraying according to claim 3, wherein a mounting rack (4012) is fixedly connected to the electric slide bar (401), and the connecting column (6022) is fixedly connected to the mounting rack (4012).

5. The intelligent pesticide spraying device for the large scale pesticide spraying as claimed in claim 1, wherein a second baffle (4022) is fixedly connected to the round rod (402), the second baffle (4022) is slidably connected in the electric slide bar (401), and the second baffle (4022) abuts against the electric slide bar (401).

6. The intelligent pesticide spraying device for the large-scale pesticide spraying is characterized in that mounting arms (202) are fixedly connected to two ends of the working arm (2), a first sensor (2021) for controlling the flow of the pesticide in the conveying pipe (3) is fixedly connected to the mounting arm (202) at the left end of the working arm (2), and a second sensor (2022) for controlling the electric telescopic rod (4) is fixedly connected to the mounting arm (202) at the right end of the working arm (2).

7. The intelligent pesticide spraying device for large-scale pesticide spraying according to claim 1, wherein the pesticide spraying pipes (301) and the electric telescopic rods (4) are in multiple groups, and the multiple groups of pesticide spraying pipes (301) and the electric telescopic rods (4) are linearly and uniformly distributed on the operation arm (2).

8. The intelligent large-scale pesticide spraying device according to claim 1, wherein a mounting block (101) is fixedly connected to the tractor (1), a sliding block (201) is fixedly connected to the working arm (2), and a sliding groove matched with the sliding block (201) is formed in the mounting block (101).

9. The intelligent pesticide spraying device for the large-scale pesticide spraying as claimed in claim 8, wherein a second motor (1011) is fixedly connected to the mounting block (101), a threaded rod (1012) is fixedly connected to the output end of the second motor (1011), and the threaded rod (1012) is in threaded connection with the sliding block (201).

10. A smart mass insecticide spraying device according to claim 9, wherein said mounting block (101) is fixedly connected with a bracket (1013), and said second motor (1011) is fixedly connected with said bracket (1013).

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