CN113692953A

CN113692953A - Root watering equipment for tobacco planting

Info

Publication number: CN113692953A
Application number: CN202111047802.4A
Authority: CN
Inventors: 耿强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2021-11-26

Abstract

The invention discloses root watering equipment for planting tobacco leaves, relates to the technical field of tobacco leaf planting, and mainly aims to solve the problems of single function and low working efficiency of the existing watering equipment; including the shallow and install the unit of watering on the shallow, the unit of watering is including spraying the subassembly and for the supply subassembly that sprays subassembly supply liquid, spray the subassembly including spraying the head spare, a first adjustment mechanism that is used for adjusting the head spare and tobacco root distance and a second adjustment mechanism that is used for adjusting the head spare and sprays the angle, spray the head spare including spraying the hard tube, be used for driving and spray the first actuating mechanism of hard tube pivoted and be used for driving and spray the second actuating mechanism that the hard tube reciprocated swing, still install the third adjustment mechanism that is used for adjusting out the liquid measure on spraying the hard tube, be equipped with and spray the subassembly, can be according to the distance of the row interval planting condition adjustment of difference and tobacco root, the angle is sprayed in the adjustment, fully water and adjust out the liquid measure to the tobacco root on a large scale.

Description

Root watering equipment for tobacco planting

Technical Field

The invention relates to the technical field of tobacco planting, in particular to root watering equipment for tobacco planting.

Background

Tobacco, annual or limited perennial herbs, solanaceae. The plant is glandular hair and stem height is 0.7-2 m. The petioles are not obvious or are wing-shaped. The panicle grows from the top. Calyx cylindrical or cylindrical bell shape, funnel shape of corolla, and pink end. Capsule, seed round or broad rectangle round, tan. Native to south america, there is cultivation around the world. Tobacco leaves are a raw material for the tobacco industry.

In the planting process of tobacco leaves, watering plays an important role in growth of the tobacco leaves, the conventional watering equipment is generally fixed by the position of a spray head, the watering angle, the watering distance and the watering range can not be adjusted, the working efficiency is low, and more tobacco leaf planting requirements can not be met.

Disclosure of Invention

The invention aims to provide root watering equipment for planting tobacco leaves, which aims to solve the problems.

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

a root watering device for tobacco planting comprises a cart and a watering unit arranged on the cart, wherein a bottom plate is arranged above the cart, the watering unit is arranged on the bottom plate, the watering unit comprises a spraying assembly and a supply assembly for supplying liquid to the spraying assembly, the spraying assembly is arranged on two sides of the upper surface of the bottom plate and comprises a spraying head component, a first adjusting mechanism for adjusting the distance between the spraying head component and the root of tobacco and a second adjusting mechanism for adjusting the spraying angle of the spraying head component, the spraying head component comprises a spraying hard pipe, a first driving mechanism for driving the spraying hard pipe to rotate and a second driving mechanism for driving the spraying hard pipe to swing in a reciprocating manner, the spraying hard pipe comprises a horizontal pipe section and a vertical pipe section, the horizontal pipe section and the vertical pipe section are integrally formed, a water outlet of the supply assembly is communicated with a water inlet at one end of the horizontal pipe section of the spraying hard pipe, a plurality of liquid outlet holes are formed in the vertical pipe section, and a third adjusting mechanism used for adjusting liquid outlet amount is further installed on the spraying hard pipe.

On the basis of the technical scheme, the invention also provides the following optional technical scheme:

in one alternative: the first adjusting mechanism is arranged on the bottom plate and is in driving connection with the second adjusting mechanism, the second adjusting mechanism is in driving connection with the nozzle component, the first adjusting mechanism comprises a fixing plate, a third motor, a threaded rod, an internal thread sleeve, a scissor fork mechanism and a supporting plate, the fixing plate is vertically and fixedly arranged on the bottom plate, the supporting plate and the fixing plate are arranged in parallel, the scissor fork mechanism is connected between the supporting plate and the fixing plate, the bottom ends of connecting rods at two sides of the scissor fork mechanism are respectively hinged with the supporting plate and the fixing plate, the second adjusting mechanism is arranged on the supporting plate, the top end of the connecting rod at one side of the scissor fork mechanism close to the supporting plate is hinged with a sliding block, the sliding block is in sliding connection with the supporting plate, the supporting plate is provided with a sliding groove for the sliding connection of the sliding block, the top end of the connecting rod at one side of the scissor fork mechanism close to the fixing plate is hinged with the internal thread sleeve, the internal thread sleeve is in sliding connection with the fixing plate, the threaded rod is rotatably arranged on the side wall of the fixing plate, the threaded rod is in threaded connection with the internal thread sleeve, and the third motor is fixedly installed on the fixed plate and drives the connecting threaded rod.

In one alternative: the second adjusting mechanism comprises a supporting rod, an electric push rod and a mounting plate, the nozzle component is mounted on the mounting plate, the supporting rod is fixed at one end, far away from the side wall of the scissor fork mechanism, of the supporting plate, the electric push rod is hinged to the other end, far away from the side wall of the scissor fork mechanism, of the supporting plate, and the supporting rod and one end, far away from the supporting plate, of the electric push rod are hinged to the mounting plate.

In one alternative: the first driving mechanism comprises an installation pipe, a first motor and a gear pair, the installation pipe is sleeved outside the horizontal pipe section of the spraying hard pipe and is connected with the horizontal pipe section in a rotating mode, the first motor is fixedly installed on the installation pipe and is connected with the horizontal pipe section in a driving mode through the gear pair, and the second driving mechanism is connected with the installation pipe in a driving mode.

In one alternative: the second driving mechanism comprises a second motor, a rotary table and an installation rod, the installation rod is connected with the installation plate in a rotating mode, the second motor is fixedly installed on the side wall of the installation plate and located above or below the installation rod, the rotary table is fixedly installed on an output shaft of the second motor, the rotary table is integrally provided with a cylindrical pin close to the end face outer ring of the installation rod, and a through groove for the cylindrical pin to be inserted and slide is formed in the installation rod.

In one alternative: the third adjustment mechanism is including adjusting pole, adjustment disk and regulation round pin, the regulation pole is installed to the vertical pipe section internal rotation that sprays the hard tube, adjusts pole one end and runs through vertical pipe section and extend to its outside, adjusts and is connected with the fastening bolt who is used for the location between the outside one end of pole position in vertical pipe section and the vertical pipe section, adjusts and installs the polylith adjustment disk on the pole section that the pole position in vertical pipe section, and the regulation round pin is located adjustment disk one side, regulation round pin one end penetrates in the liquid outlet of vertical pipe section, and the one end that the regulation round pin is located the liquid outlet is coniform, and the regulation round pin other end is equipped with the pin, set up on the adjustment disk and supply the round pin to insert and gliding adjustment tank, the adjustment tank distributes along the spiral, and vertical pipe section internal fixation has the uide bushing that is used for carrying out the motion guide to the regulation round pin.

In one alternative: the supply assembly comprises at least one water storage barrel and a supply pipe connected with a water outlet of the water storage barrel, the water storage barrel is fixedly arranged on the bottom plate, the other end of the supply pipe extends into one end of the horizontal pipe section and is rotatably connected with the horizontal pipe section, and a booster pump is arranged on the water supply pipe.

In one alternative: install the rabbling mechanism that is used for preparing solution in the water storage bucket, the rabbling mechanism includes (mixing) shaft, puddler and is used for driving (mixing) shaft pivoted agitator motor, the vertical rotation of (mixing) shaft is installed on water storage bucket central line, the (mixing) shaft is located the shaft part of water storage bucket and is installed a plurality of installation covers from last equidistant rotation down, set up the through-hole that holds the installation cover on the (mixing) shaft, wear to rotate and install the puddler in the installation cover, the puddler both sides are fixed with many stirring branch, a plurality of wave form through-holes have evenly been seted up on the puddler, the big other end opening of wave form through-hole one end opening is little, the universal wheel is installed in the rotation of puddler one end, wall mounting wave form track in the water storage bucket, in the universal wheel embedding wave form track.

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

1. the spraying device is provided with a spraying assembly, the spraying assembly comprises a spraying head component, a first adjusting mechanism used for adjusting the distance between the spraying head component and the root of the tobacco leaf and a second adjusting mechanism used for adjusting the spraying angle of the spraying head component, the first adjusting mechanism comprises a fixing plate, a third motor, a threaded rod, an internal thread sleeve, a scissor mechanism and a supporting plate, the second adjusting mechanism comprises a supporting rod, an electric push rod and a mounting plate, the spraying head component comprises a spraying hard tube, a first driving mechanism used for driving the spraying hard tube to rotate and a second driving mechanism used for driving the spraying hard tube to swing in a reciprocating mode, the spraying hard tube is further provided with a third adjusting mechanism used for adjusting the liquid outlet amount, the threaded rod is driven by the third motor to rotate, the threaded rod drives the scissor mechanism to expand or contract to drive the supporting plate to move, the effect of adjusting the distance between the spraying head component and the tobacco leaf is achieved, and different row spacing planting conditions are adapted, the angle of the mounting plate is adjusted through the extension or the shortening of the electric push rod, the effect of adjusting the spraying angle of the spraying head component is achieved, the spraying hard tube is driven by the first driving mechanism and the second driving mechanism to rotate and swing, the root of the tobacco leaves can be fully watered in a large range, the efficiency is high, the adjusting rod drives the adjusting disc to rotate through rotating the adjusting rod, the adjusting disc drives one cylindrical end of the adjusting pin to move through the pin, the size of the liquid outlet hole can be adjusted, and the effect of adjusting the liquid outlet amount is achieved;

2. the stirring device is provided with a stirring mechanism, the stirring mechanism comprises a stirring shaft, a stirring rod and a stirring motor for driving the stirring shaft to rotate, a plurality of installation sleeves are arranged on a shaft section of the stirring shaft in the water storage barrel in a rotating manner at equal intervals from top to bottom, the stirring rod is arranged in the installation sleeves in a penetrating manner and is rotatably installed, a plurality of stirring support rods are fixed on two sides of the stirring rod, a plurality of waveform through holes are uniformly formed in the stirring rod, one ends of the waveform through holes are provided with large openings, the other ends of the waveform through holes are provided with small openings, one ends of the stirring rod are provided with universal wheels in a rotating manner, a waveform track is arranged on the inner wall of the water storage barrel, the universal wheels are embedded into the waveform track, when the stirring motor drives the stirring shaft and the stirring rod to rotate, the stirring rod swings up and down under the guide of the waveform track, the stirring range is large, the preparation speed is high, and simultaneously, when liquid passes through the waveform through holes, the stirring rod is driven to rotate under the reaction of the liquid, one ends of the waveform through holes are provided with large openings and the other ends of the small openings, the flow rate of the liquid can be changed, so that a certain aeration effect is achieved, and the solution preparation efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a third adjustment mechanism in the first embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a second driving mechanism in the first embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a second embodiment of the present invention.

Notations for reference numerals: the device comprises a cart 1, a bottom plate 2, a support plate 3, a mounting plate 4, a spraying hard tube 5, a spraying hard tube 6, a mounting tube 7, a mounting rod 8, a regulating rod 9, a first driving mechanism 10, a second driving mechanism 11, an electric push rod 12, a scissor fork mechanism 13, a threaded rod 14, an internal thread sleeve 15, a third motor 15, a water storage barrel 16, a booster pump 17, a pulley 18, a pulley 19, a fourth motor 19, a roller 20, an adjusting disc 21, an adjusting groove 22, an adjusting pin 23, a liquid outlet hole 24, a stirring shaft 25, a stirring rod 26, an installation sleeve 27 and a universal wheel 28.

Detailed Description

The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, a root watering device for tobacco planting includes a cart 1 and a watering unit installed on the cart 1, a driving assembly for driving a bottom roller 20 of the cart 1 to rotate is installed on the cart 1, a bottom plate 2 is installed above the cart 1, the watering unit is installed on the bottom plate 2, in this embodiment, a fourth motor 19 is fixedly installed on the cart 1, an output shaft of the fourth motor 19 is fixedly connected with the bottom plate 2, pulleys 18 are symmetrically and fixedly installed at two sides of the bottom plate 2 at the position of the fourth motor 19, and are used for effectively supporting the bottom plate 2 and ensuring the stability of the bottom plate 2, the watering unit includes a spraying assembly and a supply assembly for supplying liquid to the spraying assembly, spraying assemblies are installed at two sides of the upper surface of the bottom plate 2, and each spraying assembly includes a spraying head assembly, a first adjusting mechanism for adjusting a distance between the spraying head assembly and a root of tobacco, and a second adjusting mechanism for adjusting a spraying angle of the spraying head assembly, the first adjusting mechanism is arranged on the bottom plate 2 and is in driving connection with the second adjusting mechanism, the second adjusting mechanism is in driving connection with the nozzle component, the first adjusting mechanism comprises a fixing plate, a third motor 15, a threaded rod 13, an internal thread sleeve 14, a scissor mechanism 12 and a supporting plate 3, the fixing plate is vertically and fixedly arranged on the bottom plate 2, the supporting plate 3 and the fixing plate are arranged in parallel, the scissor mechanism 12 is connected between the supporting plate 3 and the fixing plate, the bottom ends of connecting rods at two sides of the scissor mechanism 12 are respectively hinged with the supporting plate 3 and the fixing plate, in the embodiment, the second adjusting mechanism is arranged on the supporting plate 3, the top end of the connecting rod at one side of the scissor mechanism 12 close to the supporting plate 3 is hinged with a sliding block, the sliding block is in sliding connection with the supporting plate 3, a sliding groove for the sliding connection of the sliding block is formed in the supporting plate 3, the top end of the connecting rod at one side of the scissor mechanism 12 close to the fixing plate is hinged with an internal thread sleeve 14, and the internal thread sleeve 14 is in sliding connection with the fixing plate, the threaded rod 13 is rotatably mounted on the side wall of the fixed plate, the threaded rod 13 is in threaded connection with the internal thread sleeve 14, the third motor 15 is fixedly mounted on the fixed plate and drives the threaded rod 13 to rotate, the threaded rod 13 drives the scissor mechanism 12 to expand or contract to drive the support plate 3 to move, the effect of adjusting the distance between the nozzle part and the tobacco leaves is achieved, and the different row spacing planting conditions are adapted to, the second adjusting mechanism comprises a support rod, an electric push rod 11 and a mounting plate 4, the nozzle part is mounted on the mounting plate 4, the support rod is fixed at one end of the side wall of the support plate 3, which is far away from the scissor mechanism 12, the electric push rod 11 is hinged to the other end of the side wall of the support plate 3, which is far away from the support plate 3, the support rod and one end of the electric push rod 11, which is far away from the support plate 3, are hinged to the mounting plate 4, and are extended or shortened through the electric push rod 11, thereby adjusting the angle of the mounting plate 4 and achieving the effect of adjusting the spraying angle of the nozzle component;

further, the head spraying part comprises a spraying hard pipe 5, a first driving mechanism 9 for driving the spraying hard pipe 5 to rotate and a second driving mechanism 10 for driving the spraying hard pipe 5 to swing back and forth, the spraying hard pipe 5 comprises an integrally formed horizontal pipe section and a vertical pipe section vertically crossed with the horizontal pipe section, a plurality of liquid outlet holes 24 are formed in the vertical pipe section, the first driving mechanism 9 comprises a mounting pipe 6, a first motor and a gear pair, the mounting pipe 6 is sleeved outside the horizontal pipe section of the spraying hard pipe 5 and is rotatably connected with the horizontal pipe section, the first motor is fixedly mounted on the mounting pipe 6, the first motor is connected with the horizontal pipe section through the gear pair in a driving manner, in the embodiment, the second driving mechanism 10 is connected with the mounting pipe 6 in a driving manner, the second driving mechanism 10 comprises a second motor, a rotary table and a mounting rod 7, the mounting rod 7 is rotatably connected with the mounting plate 4, the second motor is fixedly arranged on the side wall of the mounting plate 4 and is positioned above or below the mounting rod 7, a rotary table is fixedly arranged on an output shaft of the second motor, a cylindrical pin is integrally arranged on the outer ring of the end face of the rotary table close to the mounting rod 7, a through groove for the cylindrical pin to insert and slide is formed in the mounting rod 7, a water outlet of the supply assembly is communicated with a water inlet at one end of a horizontal pipe section of the spraying hard pipe 5, when the spraying hard pipe works, the first motor drives the spraying hard pipe 5 to rotate through a gear pair, the second motor drives the rotary table to rotate, the rotary table drives the cylindrical pin to eccentrically rotate, the cylindrical pin drives the mounting rod 7 to reciprocally swing, the mounting rod 7 drives the spraying hard pipe 5 to reciprocally swing through the mounting pipe 6, the spraying hard pipe 5 swings while rotating, so that the root of tobacco leaves can be fully watered in a large range, and the efficiency is high;

the required watering amount or fertilizer water amount of the tobacco leaves in different growth periods are different, furthermore, a third adjusting mechanism for adjusting the liquid outlet amount is further installed on the spraying hard tube 5, the third adjusting mechanism comprises an adjusting rod 8, an adjusting disc 21 and an adjusting pin 23, the adjusting rod 8 is rotatably installed in the vertical tube section of the spraying hard tube 5, one end of the adjusting rod 8 penetrates through the vertical tube section and extends to the outside of the vertical tube section, a fastening bolt for positioning is connected between one end, located outside the vertical tube section, of the adjusting rod 8 and the vertical tube section, a plurality of adjusting discs 21 are installed on the rod section, located in the vertical tube section, of the adjusting rod 8, the adjusting pin 23 is located on one side of the adjusting disc 21, one end of the adjusting pin 23 penetrates into a liquid outlet hole 24 of the vertical tube section, one end, located in the liquid outlet hole 24, of the adjusting pin 23 is conical, a pin is arranged at the other end of the adjusting pin 23, an adjusting groove 22 for the pin to insert and slide is formed in the adjusting disc 21, the adjusting grooves 22 are distributed along a spiral shape, a guide sleeve for guiding the movement of the adjusting pin 23 is fixed in the vertical pipe section, the adjusting rod 8 is rotated to drive the adjusting disc 21 to rotate, the adjusting disc 21 drives one cylindrical end of the adjusting pin 23 to move through a pin, the size of the liquid outlet hole 24 can be adjusted, the liquid outlet amount can be adjusted, and the adjusting rod 8 is fixed on the vertical pipe section through a fastening bolt after the adjustment;

further, the supply assembly comprises at least one water storage barrel 16 and a supply pipe connected to a water outlet of the water storage barrel 16, the water storage barrel 16 is fixedly installed on the bottom plate 2, in this embodiment, the other end of the supply pipe extends into and is rotatably connected to one end of the horizontal pipe section, and a booster pump 17 is installed on the water supply pipe.

Example 2

Referring to fig. 4, the embodiment of the present invention is different from embodiment 1 in that a stirring mechanism for preparing a solution is installed in the water storage barrel 16, the stirring mechanism includes a stirring shaft 25, a stirring rod 26 and a stirring motor for driving the stirring shaft 25 to rotate, the stirring shaft 25 is vertically and rotatably installed on a central line of the water storage barrel 16, a plurality of installation sleeves 27 are rotatably installed on a shaft section of the stirring shaft 25 located in the water storage barrel 16 at equal intervals from top to bottom, a through hole for accommodating the installation sleeves 27 is formed in the stirring shaft 25, the stirring rod 26 is rotatably installed in the installation sleeves 27 in a penetrating manner, a plurality of stirring support rods are fixed on two sides of the stirring rod 26, a plurality of waveform through holes are uniformly formed in the stirring rod 26, one end of the waveform through hole is opened to a large degree, the other end of the waveform through hole is opened to a small degree, a universal wheel 28 is rotatably installed at one end of the stirring rod 26, a waveform rail is installed on an inner wall of the water storage barrel 16, the universal wheel 28 is embedded in the waveform rail, when agitator motor drove (mixing) shaft 25 and puddler 26 and rotates, under the orbital direction of wave form, the luffing motion takes place for puddler 26, and stirring range is big, prepares fastly, and simultaneously, when liquid passed the wave form through-hole, drive puddler 26 rotation under the reaction of liquid, the big other end opening of wave form through-hole one end opening is little, can change the liquid velocity of flow to play certain aeration effect, help improving solution and prepare efficiency.

The working principle of the invention is as follows: the third motor 15 drives the threaded rod 13 to rotate, the threaded rod 13 drives the scissor mechanism 12 to expand or contract to drive the support plate 3 to move, the effect of adjusting the distance between the spray head component and the tobacco leaves is achieved, different row spacing planting conditions are adapted, the electric push rod 11 extends or shortens to adjust the angle of the mounting plate 4, and the effect of adjusting the spraying angle of the spray head component is achieved, when the tobacco leaf spraying machine works, the first motor drives the spraying hard pipe 5 to rotate through the gear pair, the second motor drives the rotary table to rotate, the rotary table drives the cylindrical pin to eccentrically rotate, the cylindrical pin drives the mounting rod 7 to reciprocally swing, the mounting rod 7 drives the spraying hard pipe 5 to reciprocally swing through the mounting pipe 6, the spraying hard pipe 5 swings while rotating, the root of the tobacco leaves can be fully watered in a large range, the efficiency is high, the adjusting rod 8 drives the adjusting plate 21 to rotate through the adjusting rod 8, the adjusting plate 21 drives one cylindrical end of the adjusting pin 23 to move through the pin, can adjust out liquid hole 24's size, and then reach the effect of adjustment liquid output volume, when preparing solution, agitator motor drives (mixing) shaft 25 and puddler 26 and rotates, under the orbital direction of wave form, the luffing motion takes place for puddler 26, stirring range is big, it is fast to prepare, and simultaneously, when liquid passes the wave form through-hole, drive puddler 26 rotation under the reaction of liquid, the big other end opening of wave form through-hole one end opening is little, can change the liquid velocity of flow, thereby play certain aeration effect, help improving solution and prepare efficiency.

The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.

Claims

1. A root watering device for tobacco planting comprises a cart (1) and a watering unit arranged on the cart (1), wherein a bottom plate (2) is arranged above the cart (1), the watering unit is arranged on the bottom plate (2), the watering unit comprises a spraying assembly and a supply assembly for supplying liquid to the spraying assembly, and is characterized in that the spraying assembly is arranged on two sides of the upper surface of the bottom plate (2), the spraying assembly comprises a spraying head component, a first adjusting mechanism for adjusting the distance between the spraying head component and the root of tobacco and a second adjusting mechanism for adjusting the spraying angle of the spraying head component, the spraying head component comprises a spraying hard pipe (5), a first driving mechanism (9) for driving the spraying hard pipe (5) to rotate and a second driving mechanism (10) for driving the spraying hard pipe (5) to swing in a reciprocating manner, the spraying hard pipe (5) comprises an integrally formed horizontal pipe section and a vertical pipe section vertically crossed with the horizontal pipe section, the water outlet of the supply assembly is communicated with a water inlet at one end of a horizontal pipe section of the spraying hard pipe (5), a plurality of liquid outlet holes (24) are formed in a vertical pipe section, and a third adjusting mechanism for adjusting liquid outlet amount is further installed on the spraying hard pipe (5).

2. The root watering device for tobacco planting according to claim 1, wherein the first adjusting mechanism is mounted on the bottom plate (2) and is drivingly connected with the second adjusting mechanism, the second adjusting mechanism is drivingly connected with the nozzle part, the first adjusting mechanism comprises a fixing plate, a third motor (15), a threaded rod (13), an internal threaded sleeve (14), a scissor mechanism (12) and a support plate (3), the fixing plate is vertically and fixedly mounted on the bottom plate (2), the support plate (3) and the fixing plate are arranged in parallel, the scissor mechanism (12) is connected between the support plate and the fixing plate, the bottom ends of the connecting rods at two sides of the scissor mechanism (12) are respectively hinged with the support plate (3) and the fixing plate, the second adjusting mechanism is mounted on the support plate (3), the top end of the connecting rod at one side of the scissor mechanism (12) close to the support plate (3) is hinged with a sliding block, and the sliding block is connected with the support plate (3), it has internal thread cover (14) to cut fork mechanism (12) to articulate near the connecting rod top of fixed plate one side, and internal thread cover (14) and fixed plate sliding connection, threaded rod (13) rotate to be installed on the fixed plate lateral wall, threaded rod (13) and internal thread cover (14) threaded connection, and third motor (15) fixed mounting just drives connecting threaded rod (13) on the fixed plate.

3. The root watering device for tobacco planting according to claim 2, wherein the second adjusting mechanism comprises a support rod, an electric push rod (11) and a mounting plate (4), the nozzle part is mounted on the mounting plate (4), the support rod is fixed at one end of the side wall of the support plate (3) far away from the scissor mechanism (12), the electric push rod (11) is hinged to the other end of the side wall of the support plate (3) far away from the scissor mechanism (12), and the support rod and one end of the electric push rod (11) far away from the support plate (3) are hinged to the mounting plate (4).

4. The root watering device for tobacco planting according to claim 3, wherein the first driving mechanism (9) comprises a mounting pipe (6), a first motor and a gear pair, the mounting pipe (6) is sleeved outside the horizontal pipe section of the spraying hard pipe (5) and is rotatably connected with the horizontal pipe section, the first motor is fixedly mounted on the mounting pipe (6), the first motor is connected with the horizontal pipe section through the gear pair in a driving way, and the second driving mechanism (10) is connected with the mounting pipe (6) in a driving way.

5. The root watering device for tobacco planting according to claim 4, wherein the second driving mechanism (10) comprises a second motor, a turntable and a mounting rod (7), the mounting rod (7) is rotatably connected with the mounting plate (4), the second motor is fixedly mounted on the side wall of the mounting plate (4) and is located above or below the mounting rod (7), the turntable is fixedly mounted on an output shaft of the second motor, a cylindrical pin is integrally arranged on the end face outer ring of the turntable, which is close to the mounting rod (7), and a through groove for the cylindrical pin to be inserted and slide is formed in the mounting rod (7).

6. A root watering device for tobacco planting according to any one of claims 1 to 5, wherein the third adjusting mechanism comprises an adjusting rod (8), an adjusting disc (21) and an adjusting pin (23), the adjusting rod (8) is rotatably mounted in the vertical pipe section of the spraying hard pipe (5), one end of the adjusting rod (8) penetrates through the vertical pipe section and extends to the outside of the vertical pipe section, a fastening bolt for positioning is connected between one end of the adjusting rod (8) positioned outside the vertical pipe section and the vertical pipe section, a plurality of adjusting discs (21) are mounted on the rod section of the adjusting rod (8) positioned in the vertical pipe section, the adjusting pin (23) is positioned on one side of the adjusting disc (21), one end of the adjusting pin (23) penetrates into the liquid outlet hole (24) of the vertical pipe section, one end of the adjusting pin (23) positioned in the liquid outlet hole (24) is conical, and the other end of the adjusting pin (23) is provided with a pin, the adjusting disc (21) is provided with adjusting grooves (22) for pins to insert and slide, the adjusting grooves (22) are distributed along a spiral shape, and guide sleeves for guiding the movement of the adjusting pins (23) are fixed in the vertical pipe sections.

7. A root watering apparatus for tobacco planting according to claim 1, wherein the supply assembly comprises at least one water storage tank (16) and a supply pipe connected to a water outlet of the water storage tank (16), the water storage tank (16) being fixedly mounted to the base plate (2), the other end of the supply pipe extending into and being rotatably connected to one end of the horizontal pipe section, the supply pipe being provided with a booster pump (17).

8. The root watering device for tobacco planting according to claim 7, wherein a stirring mechanism for preparing a solution is installed in the water storage barrel (16), the stirring mechanism comprises a stirring shaft (25), a stirring rod (26) and a stirring motor for driving the stirring shaft (25) to rotate, the stirring shaft (25) is vertically and rotatably installed on a central line of the water storage barrel (16), a plurality of installation sleeves (27) are rotatably installed on a shaft section of the stirring shaft (25) in the water storage barrel (16) at equal intervals from top to bottom, a through hole for accommodating the installation sleeves (27) is formed in the stirring shaft (25), the stirring rod (26) is rotatably installed in the installation sleeves (27) in a penetrating manner, a plurality of stirring support rods are fixed on two sides of the stirring rod (26), a plurality of waveform through holes are uniformly formed in the stirring rod (26), one end of each waveform through hole is large, the other end of each through hole is small, a universal wheel (28) is rotatably installed at one end of the stirring rod (26), the inner wall of the water storage barrel (16) is provided with a wave-shaped track, and the universal wheels (28) are embedded into the wave-shaped track.