CN112640621A

CN112640621A - Seeding device capable of changing wheat seeding depth

Info

Publication number: CN112640621A
Application number: CN202011545501.XA
Authority: CN
Inventors: 张海波; 张作伟; 陈建中; 胡建芳; 王惠利; 屈淑娟
Original assignee: Shanxi Yuncheng Vocational And Technical College Of Agricultural
Current assignee: Shanxi Yuncheng Vocational And Technical College Of Agricultural
Priority date: 2020-12-24
Filing date: 2020-12-24
Publication date: 2021-04-13
Anticipated expiration: 2040-12-24
Also published as: CN112640621B

Abstract

The utility model provides a can change seeder of wheat depth of planting, including the car of traveling, the car of traveling includes bottom plate and drive assembly, drive assembly installs at the bottom plate lower extreme, the water tank is installed on bottom plate top surface right side, the left side of water tank is provided with a plurality of boxes, the bottom of box sets up to leaking hopper-shaped, the wheat seed is equipped with in the box, install on the bottom plate and pull the mechanism, power and controller are installed to the bottom plate upper end, the seat is installed to the power upper end, the bottom plate lower extreme has soil to collect and buries the mechanism, soil is collected and buries the mechanism and can strike the soil that ground splashes out and collect to the stirring piece, soil is collected and buries the mechanism. The device is powered by the power supply and controlled by the controller, and can water the left side and the right side of the pit where the wheat seeds are positioned while sowing, so that the soil is more moist, the sowing flow is simplified, the energy is saved, the consumption is reduced, and the sowing depth of the wheat can be adjusted according to the quality of the soil.

Description

Seeding device capable of changing wheat seeding depth

Technical Field

The invention belongs to the field of wheat seeding devices, and particularly relates to a seeding device capable of changing the seeding depth of wheat.

Background

The existing wheat seeding equipment generally cannot adjust the seeding depth of wheat according to the quality of soil, and before wheat is seeded, the wheat needs to be watered into the soil, so that the soil is wet, the flow is complex, and the consumed energy is large.

Disclosure of Invention

The invention provides a seeding device capable of changing the seeding depth of wheat, which is used for solving the defects in the prior art.

The invention is realized by the following technical scheme:

a seeding device capable of changing wheat seeding depth comprises a running vehicle, wherein the running vehicle comprises a bottom plate and a driving assembly, the driving assembly is installed at the lower end of the bottom plate, a water tank is installed on the right side of the top surface of the bottom plate, the opening of the water tank faces upwards, a plurality of first through holes are formed in the left side of the bottom surface in the water tank and are distributed equidistantly along the front-back direction, a first sleeve is installed in each first through hole, a piston is arranged in each first sleeve, a first air hole is formed in the left side of the top of each first sleeve, a second air hole is formed in the inner wall of the water tank corresponding to the first air hole, a first tension spring is fixedly connected between the lower end of the piston in each first sleeve and the upper end of the bottom plate, the top of a movable rod is installed at the lower end of the piston, the bottom of the movable rod penetrates out downwards from the bottom plate, transverse first, the left side and the right side of a first water hole at the bottom of the movable rod are both communicated with a water conduit, the right side of the first sleeve is provided with a water inlet, the water inlet is covered by a piston under the action of a first tension spring initially, the lower end of the movable rod is transversely fixed with a first support plate, the first support plate extends towards the front and back direction, the lower end of the first support plate is provided with a plurality of first mounting frames, the first mounting frames are equidistantly distributed on the first support plate along the front and back direction, the first mounting frames are n-shaped, a poking block is arranged in the first mounting frames, the tip of the poking block faces downwards initially, the middle part of the poking block is provided with a waist-shaped hole, the waist-shaped hole extends towards the length direction of the poking block, a first slide rail is arranged in the poking block, a first slide block is arranged in the first slide rail, the top of the poking block is provided with a plurality of threaded holes, the plurality of threaded, one of the threaded holes is internally threaded with a threaded rod, the bottom of the threaded rod is inserted into the first round hole, the front end and the rear end of the first slider are transversely fixed with first rotating shafts, the axes of the two first rotating shafts on the same first slider are collinear, the first rotating shafts are connected with the first mounting frame by adopting bearings, the first mounting frame is provided with a first motor, the first motor drives one of the first rotating shafts on the first slider to rotate through a gear mechanism, the left side of the water tank is provided with a plurality of box bodies, the box bodies are fixed on the outer wall of the left side of the water tank in an equidistance manner from front to back, the bottom of each box body is arranged in a funnel shape, wheat seeds are arranged in each box body, the middle position of the bottom of each box body is provided with a second through hole, a connecting pipe is vertically fixed in each second through hole, the right side of the top of each connecting pipe, a first stop block is fixed on the right side of the insertion rod, a second tension spring is fixedly connected between a first guide sleeve and the first stop block on the insertion rod, a pulling mechanism is installed on a bottom plate and can completely pull out the insertion rod from a connecting pipe when a piston slides upwards, the bottom of the connecting pipe penetrates out of the bottom plate downwards, a guide groove is obliquely fixed on the bottom surface of the bottom plate corresponding to the penetrating position of the connecting pipe, a power supply and a controller are installed at the upper end of the bottom plate, a seat is installed at the upper end of the power supply, a soil collecting and burying mechanism is installed on the left side of the guide groove at the lower end of the bottom plate and can collect soil splashed by the poking block knocking the ground, the soil collecting and burying mechanism can fill the collected soil into a pit on the ground and flatten the soil, the power supply can supply power to the first motor and the soil collecting and burying mechanism, and, the soil collecting and burying mechanism is used for controlling.

Can change wheat seeder of depth of planting, the mechanism of dragging include loose pulley assembly, first pulley and first stay cord, a plurality of loose pulley assemblies are installed to the bottom plate lower extreme, a plurality of loose pulley assemblies distribute at the lower extreme of bottom plate along fore-and-aft direction equidistance, a plurality of first pulleys are installed in the left side of water tank, a plurality of first pulleys distribute in the left side of water tank along fore-and-aft direction equidistance, the last cover of loose pulley assembly is equipped with first stay cord, bottom plate and the lower extreme at the piston is passed to first stay cord one end, the bottom plate is passed respectively to the first stay cord other end, walk around first pulley and fix on the right-hand member face of first dog, loose pulley assembly, first pulley, first stay cord equals and the one-to-one with first telescopic quantity.

The sowing device capable of changing the wheat sowing depth comprises a soil collecting and burying mechanism, a vibration mechanism, an elastic telescopic rod, a regulating mechanism, a second mounting frame, a collecting plate and a first baffle plate, wherein the vibration mechanism is arranged on the left side of a guide groove at the lower end of a bottom plate, the elastic telescopic rod is vertically mounted at the lower end of the vibration mechanism, a fixing part of the elastic telescopic rod is fixed at the lower end of the vibration mechanism, a moving part of the elastic telescopic rod faces downwards vertically, the regulating mechanism is mounted on the elastic telescopic rod and can regulate the extension length of the elastic telescopic rod, the n-shaped second mounting frame is transversely fixed at the bottom of the moving part of the elastic telescopic rod, the collecting plate is arranged on the right side of the second mounting frame, the cross section of the collecting plate is wavy, a plurality of fixing plates are mounted in the middle of the back of the collecting plate, the fixing plates, the second pivot extends towards the fore-and-aft direction, and second pivot and second mounting bracket adopt the bearing to connect, install the second motor on the second mounting bracket, and the second motor is servo motor, and the second motor passes through gear drive second pivot and rotates, and collecting plate top vertical fixation has first baffle, and the controller can be controlled second motor, regulation and control mechanism.

Can change wheat seeder of depth of planting, regulation and control mechanism include the reel, the third motor, the third mounting bracket, install the third mounting bracket on the fixed part of elasticity telescopic link, it has the third pivot to alternate on the third mounting bracket, third pivot and third mounting bracket adopt the bearing to connect, the suit is fixed with the reel in the third pivot, the third motor passes through gear drive third pivot and rotates, the third motor is servo motor, elasticity telescopic link's movable part bottom is fixed with the connecting block, second stay cord one end winding is fixed on the outer lane of reel, the other end of second stay cord is fixed on the connecting block, the controller can control the third motor.

According to the seeding device capable of changing the seeding depth of the wheat, the sundries box is arranged on the right side of the upper end of the bottom plate.

According to the seeding device capable of changing the seeding depth of the wheat, the second guide sleeve is fixedly sleeved at the outer ring position of the lower end movable rod of the bottom plate.

According to the seeding device capable of changing the seeding depth of the wheat, the top of the box body is hinged with the locking door.

The sowing device capable of changing the sowing depth of the wheat is characterized in that only one wheat seed is accommodated in the connecting pipe in the transverse direction.

The sowing device capable of changing the sowing depth of the wheat is characterized in that the left side of the inserted link is provided with the soft block.

The invention has the advantages that: the invention is powered by a power supply and is controlled by a controller; when wheat needs to be sown on the ground by the invention, firstly stones on the ground are removed to ensure that the wheat can grow healthier, the wheat to be sown is put into the box body, a sufficient amount of water source is added into the water tank, the driving component is started to drive the invention to move to the right continuously and slowly, the first motor is started, the first motor drives the stirring block to rotate clockwise through the first rotating shaft, the stirring block is contacted with the ground and stirs the soil on the ground onto the collecting plate of the soil collecting and burying mechanism, the stirring block collides with the ground and generates a pit, when the stirring block is contacted with the ground, the ground can give a reaction force to the stirring block, the stirring block pushes the movable rod and the piston to slide upwards, the water inlet hole is exposed, and clean water in the water tank flows out to the left side and the right side through the water inlet hole, the first water hole on the top of the movable rod, the second water hole, the first water hole on the bottom of, the flowing clear water falls to the left side and the right side of the ground pit, so that the ground is more moist; meanwhile, in the process that the piston slides upwards, the piston can pull the first pull rope, the inserted rod is pulled out of the first guide sleeve under the action of the first pull rope, wheat seeds in the box body fall into a pit on the ground through the connecting pipe and the guide groove, the soil collecting and burying mechanism is started, the soil on the collecting plate is filled into the pit and flattened by the soil collecting and burying mechanism, and the wheat is completely sown continuously through the process; when the depth of the pit needs to be adjusted, namely the distance between the first sliding block and the ground contact end is adjusted, so that the depth of the pit is adjusted, the operation process is as follows: firstly, screwing out the threaded rod, then sliding the first sliding block to enable a first round hole in the first sliding block to be coaxial with a corresponding threaded hole, then screwing the threaded rod into the corresponding threaded hole, and enabling the bottom of the threaded rod to extend into the first round hole of the first sliding block, so that the adjustment is completed; the utility model provides a can change seeder of wheat seeding depth, can water to the left and right sides of wheat seed place pit when seeding for soil is more moist, has simplified the seeding flow, and energy-conservation subtracts the consumption, and the seeding depth of wheat can be adjusted according to the quality of soil simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is a partially enlarged view of the portion I in FIG. 1; FIG. 3 is a partially enlarged view of the area II in FIG. 1; FIG. 4 is an enlarged partial view of section III of FIG. 1; FIG. 5 is a schematic enlarged view of a portion IV of FIG. 1; FIG. 6 is an enlarged sectional view taken along line A-A of FIG. 4; FIG. 7 is an enlarged view of the working condition of the soil collection and burying mechanism for filling and flattening the pits in the ground; fig. 8 is an enlarged view of the cross-section taken along the line B-B in fig. 7.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

A sowing device capable of changing wheat sowing depth comprises a running vehicle, wherein the running vehicle comprises a bottom plate 1 and a driving assembly, the driving assembly is installed at the lower end of the bottom plate 1, a water tank 2 is installed on the right side of the top surface of the bottom plate 1, the opening of the water tank 2 faces upwards, a plurality of first through holes are formed in the left side of the bottom surface in the water tank 2 and are distributed equidistantly along the front and back direction, a first sleeve 3 is installed in each first through hole, a piston 4 is arranged in each first sleeve 3, a first air hole 5 is formed in the left side of the top of each first sleeve 3, a second air hole 6 is formed in the inner wall of the water tank 2 corresponding to the position of the first air hole 5, a first tension spring 7 is fixedly connected between the lower end of the piston 4 in each first sleeve 3 and the upper end of the bottom plate 1, the top of a movable rod 8 is installed at the lower end of the piston 4, the bottom of the movable, two first water holes 9 in the movable rod 8 are communicated through a second water hole 10, the left side and the right side of the first water hole 9 at the bottom of the movable rod 8 are both communicated with a water conduit 52, the right side of the first sleeve 3 is provided with a water inlet hole 11, the water inlet hole 11 is covered when the piston 4 is initially under the action of a first tension spring 7, the lower end of the movable rod 8 is transversely fixed with a first supporting plate 12, the first supporting plate 12 extends forwards and backwards, the lower end of the first supporting plate 12 is provided with a plurality of first mounting frames 13, the plurality of first mounting frames 13 are equidistantly distributed on the first supporting plate 12 along the front-back direction, the first mounting frames 13 are n-shaped, a poking block 14 is arranged in the first mounting frame 13, the tip of the poking block 14 faces downwards initially, the middle part of the poking block 14 is provided with a kidney-shaped hole 15, the kidney-shaped hole 15 extends towards the length direction of the poking block 14, a first slide rail 16 is arranged in the poking block, the top of the stirring block 14 is provided with a plurality of threaded holes 18, the threaded holes 18 are distributed towards the length direction of the stirring block 14 at equal intervals, the top of the first sliding block 17 is provided with a first round hole 19, one of the threaded holes 18 is in threaded connection with a threaded rod 20, the bottom of the threaded rod 20 is inserted into the first round hole 19, the front end and the rear end of the first sliding block 17 are transversely fixed with a first rotating shaft 21, the axes of two first rotating shafts 21 on the same first sliding block 17 are collinear, the first rotating shaft 21 and the first mounting frame 13 are connected by adopting a bearing, the first mounting frame 13 is provided with a first motor 22, the first motor 22 drives one of the first rotating shafts 21 on the first sliding block 17 to rotate through a gear mechanism, the left side of the water tank 2 is provided with a plurality of box bodies 23, the box bodies 23 are fixed on the outer wall of the left side of the water tank 2 at equal intervals in the front, a second through hole is arranged in the middle of the bottom of the box body 23, a connecting pipe 24 is vertically fixed in the second through hole, a third through hole is arranged on the right side of the top of the connecting pipe 24, a first guide sleeve 25 is fixed on the right side of the third through hole on the connecting pipe 24, an insertion rod 26 is inserted in the first guide sleeve 25, a first stop block 27 is fixed on the right side of the insertion rod 26, a second tension spring 28 is connected and fixed between the first guide sleeve 25 and the first stop block 27 on the insertion rod 26, a pulling mechanism is arranged on the bottom plate 1, the insertion rod 26 can be completely pulled out of the connecting pipe 24 by the pulling mechanism when the piston 4 slides upwards, the bottom of the connecting pipe 24 penetrates downwards from the bottom plate 1, a guide groove 29 is obliquely fixed on the bottom surface of the bottom plate 1 corresponding to the position where the connecting pipe 24 penetrates out, a power supply 30 and a controller 31 are arranged on the upper end of the bottom plate 1, a seat 32 is arranged on the upper end, the soil collecting and burying mechanism can collect soil splashed by the striking block 14 striking the ground, the soil collecting and burying mechanism can fill the collected soil into a pit on the ground and flatten the collected soil, the power supply 30 can supply power to the first motor 22 and the soil collecting and burying mechanism, and the controller 31 can control the first motor 22 and the soil collecting and burying mechanism. The invention is powered by a power supply 30 and controlled by a controller 31; when wheat needs to be sown on the ground by the invention, firstly, stones on the ground are removed to ensure that the wheat can grow healthier, the wheat to be sown is put into the box body 23, a sufficient amount of water source is added into the water tank 2, the driving component is started to drive the invention to continuously and slowly move rightwards, the first motor 22 is started, the first motor 22 drives the stirring block 14 to rotate clockwise through the first rotating shaft 21, the stirring block 14 is contacted with the ground, soil on the ground is stirred onto the collecting plate 39 of the soil collecting and burying mechanism, the stirring block 14 collides with the ground to generate a pit, when the stirring block 14 is contacted with the ground, the ground can give a reaction force to the stirring block 14, the stirring block 14 pushes the movable rod 8 and the piston 4 to slide upwards, the water inlet hole 11 is exposed, clean water in the water tank 2 respectively passes through the water inlet hole 11 and the first water hole 9 at the top of the movable rod 8, The second water hole 10, the first water hole 9 at the bottom of the movable rod 8 and the water conduit 52 flow out to the left and right sides, and the flowing clear water falls to the left and right sides of the ground pit, so that the ground is more moist; meanwhile, in the process that the piston 4 slides upwards, the piston 4 pulls the first pull rope 35, the insert rod 26 is pulled out from the first guide sleeve 25 under the action of the first pull rope 35, the wheat seeds in the box body 23 fall into a pit on the ground through the connecting pipe 24 and the guide groove 29, the soil collecting and burying mechanism is started, the soil on the collecting plate 39 is filled into the pit and flattened by the soil collecting and burying mechanism, and the wheat is completely sown continuously through the process; when the depth of the pit needs to be adjusted, namely the distance between the end of the first sliding block 17, which is in contact with the ground, is adjusted, the operation process is as follows: firstly, screwing out the threaded rod 20, then sliding the first sliding block 17 to enable a first round hole 19 on the first sliding block 17 to be coaxial with a corresponding threaded hole 18, then screwing the threaded rod 20 into the corresponding threaded hole 18, and enabling the bottom of the threaded rod 20 to extend into the first round hole 19 of the first sliding block 17, so that the adjustment is completed; the utility model provides a can change seeder of wheat seeding depth, can water to the left and right sides of wheat seed place pit when seeding for soil is more moist, has simplified the seeding flow, and energy-conservation subtracts the consumption, and the seeding depth of wheat can be adjusted according to the quality of soil simultaneously.

Specifically, as shown in the figure, the pulling mechanism described in this embodiment includes pulley assembly 33, first pulley 34 and first stay cord 35, a plurality of pulley assemblies 33 are installed at the lower end of bottom plate 1, a plurality of pulley assemblies 33 are equidistantly distributed at the lower end of bottom plate 1 along the front-back direction, a plurality of first pulleys 34 are installed at the left side of water tank 2, a plurality of first pulleys 34 are equidistantly distributed at the left side of water tank 2 along the front-back direction, pulley assembly 33 is sleeved with first stay cord 35, one end of first stay cord 35 passes through bottom plate 1 and is fixed at the lower end of piston 4, the other end of first stay cord 35 passes through bottom plate 1 respectively, bypass first pulley 34 and fix on the right end face of first stopper 27, pulley assembly 33, first pulley 34, first stay cord 35 are equal in number and correspond to one of first sleeve 3. When the piston 4 slides upwards, the piston 4 drives the first stopper 27 and the insert rod 26 to slide rightwards through the first pull rope 35 until the piston 4 contacts with the inner top surface of the first sleeve 3, and at the moment, the insert rod 26 is just completely pulled out of the connecting pipe 24; the pulling mechanism has ingenious structure.

Specifically, as shown in the figure, the soil collecting and burying mechanism of the present embodiment includes a vibration mechanism 36, an elastic telescopic rod 37, a regulating mechanism, a second mounting frame 38, a collecting plate 39 and a first baffle 40, the vibration mechanism 36 is disposed on the left side of the guide groove 29 at the lower end of the bottom plate 1, the elastic telescopic rod 37 is vertically mounted at the lower end of the vibration mechanism 36, a fixing portion of the elastic telescopic rod 37 is fixed at the lower end of the vibration mechanism 36, a moving portion of the elastic telescopic rod 37 faces downward, the regulating mechanism is mounted on the elastic telescopic rod 37, the regulating mechanism can regulate the extension length of the elastic telescopic rod 37, the n-shaped second mounting frame 38 is transversely fixed at the bottom of the moving portion of the elastic telescopic rod 37, the collecting plate 39 is disposed on the right side of the second mounting frame 38, the cross section of the collecting plate 39 is wavy, a plurality of fixing plates, the second rotating shaft 42 is vertically inserted into the fixing plate 41, the second rotating shaft 42 extends in the front-rear direction, the second rotating shaft 42 is connected with the second mounting frame 38 through a bearing, the second motor is installed on the second mounting frame 38 and is a servo motor, the second motor drives the second rotating shaft 42 to rotate through a gear mechanism, the first baffle plate 40 is vertically fixed to the top of the collecting plate 39, and the controller 31 can control the second motor and the regulating mechanism. When the soil collecting and burying mechanism is required to be used for collecting soil splashed by the fact that the poking block 14 knocks the ground, the adjusting and controlling mechanism is controlled to enable the elastic telescopic rod 37 to extend until the bottom of the second mounting frame 38 is close to the ground, the second motor is started and drives the second rotating shaft 42 and the collecting plate 39 to rotate anticlockwise until the collecting plate 39 is approximately parallel to the ground, the first motor 22 is started as the poking block 14 is arranged on the right side of the collecting plate 39, the first motor 22 drives the poking block 14 to rotate clockwise, the poking block 14 is in contact with the ground and pokes the soil on the ground to the direction of the collecting plate 39, the soil splashes onto the collecting plate 39, and the first baffle 40 can effectively prevent the soil from sliding out of the collecting plate 39; when soil is required to be collected and buried the mechanism and the subaerial pit is pressed, through controlling the regulation and control mechanism, make elasticity telescopic link 37 shorten, start the second motor, the second motor drives second mounting bracket 38 and collecting plate 39 clockwise turning, until collecting plate 39 and bottom surface are parallel, start vibration mechanism, soil landing on collecting plate 39 is to subaerial pit in, through the length of control elasticity telescopic link 37, make the bottom of collecting plate 39 press close to ground, collecting plate 39 flattens the loose soil in the pit.

Further, as shown in the figure, the regulation and control mechanism described in this embodiment includes reel 43, third motor 44, third mounting bracket 45, install third mounting bracket 45 on the fixed part of elastic telescopic rod 37, third pivot has been alternate on third mounting bracket 45, third pivot and third mounting bracket 45 adopt the bearing to connect, the suit is fixed with reel 43 in the third pivot, third motor 44 passes through gear drive third pivot and rotates, third motor 44 is servo motor, elastic telescopic rod 37's activity portion bottom is fixed with connecting block 47, the winding of second stay cord 46 one end is fixed on reel 43's outer lane, the other end of second stay cord 46 is fixed on connecting block 47, controller 31 can control third motor 44. When the elastic telescopic rod 37 needs to be extended through the regulating mechanism, the third motor 44 is started, the third motor 44 rotates forwards, the second pull rope 46 continuously winds out of the outer ring of the winding drum 43, and the elastic telescopic rod 37 extends under the action of the elasticity of the elastic telescopic rod 37; when the elastic telescopic rod 37 needs to be shortened through the regulating mechanism, the third motor 44 is started, the third motor 44 rotates reversely, the second pull rope 46 is continuously wound on the winding drum 43, and the second pull rope 46 drags the connecting block 47 and the movable part of the elastic telescopic rod 37 to slide upwards.

Further, as shown in the drawing, a glove box 48 is installed at the right side of the upper end of the bottom plate 1 in the embodiment. The glove box 48 may be used to hold other items.

Furthermore, as shown in the figure, a second guiding sleeve 49 is fixed on the outer ring of the lower movable rod 8 of the bottom plate 1 in the embodiment. The second guide sleeve 49 can make the sliding of the movable bar 8 smoother.

Further, as shown in the drawings, the top of the box 23 is hinged with a locking door 50. The locking door 50 can effectively prevent sundries from entering the box body 23 to cause the bottom of the box body 23 to be blocked.

Further, the inner diameter of the connecting tube 24 is limited, and the connecting tube 24 of the present embodiment is provided with only one wheat seed in the transverse direction. So that the wheat seeds passing through the connecting pipe 24 at every time are limited, thereby effectively preventing the excessive waste of the wheat seeds.

Further, as shown in the drawings, the left side of the insertion rod 26 according to the present embodiment is provided with a soft block 51. The soft block 51 can effectively prevent the inserting rod 26 from damaging the wheat seeds.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a can change seeder of wheat seeding depth which characterized in that: the automobile comprises an automobile body, the automobile body comprises a bottom plate (1) and a driving assembly, the driving assembly is installed at the lower end of the bottom plate (1), a water tank (2) is installed on the right side of the top surface of the bottom plate (1), an opening of the water tank (2) faces upwards, a plurality of first through holes are formed in the left side of the inner bottom surface of the water tank (2), the first through holes are distributed at equal intervals in the front-back direction, a first sleeve (3) is installed in each first through hole, a piston (4) is arranged in each first sleeve (3), a first air hole (5) is formed in the left side of the top of each first sleeve (3), a second air hole (6) is formed in the inner wall of the water tank (2) and corresponds to the position of the corresponding to the first air hole (5), a first tension spring (7) is fixedly connected between the lower end of the piston (4) in each first sleeve (3) and the upper end of the bottom plate (1), the top, the top and the bottom of the movable rod (8) are respectively provided with a transverse first water hole (9), the two first water holes (9) in the movable rod (8) are communicated through a second water hole (10), the left side and the right side of the first water hole (9) at the bottom of the movable rod (8) are respectively communicated with a water conduit (52), the right side of the first sleeve (3) is provided with a water inlet hole (11), the water inlet hole (11) is covered when the piston (4) is initially under the action of a first tension spring (7), the lower end of the movable rod (8) is transversely fixed with a first supporting plate (12), the first supporting plate (12) extends forwards and backwards, the lower end of the first supporting plate (12) is provided with a plurality of first mounting frames (13), the plurality of first mounting frames (13) are equidistantly distributed on the first supporting plate (12) along the forwards and backwards direction, the first mounting frames (13) are n-shaped, a poking block (14) is arranged in the first mounting frames (13, initially, the tip of the poking block (14) faces downwards, a waist-shaped hole (15) is formed in the middle of the poking block (14), the waist-shaped hole (15) extends towards the length direction of the poking block (14), a first slide rail (16) is installed in the poking block (14), a first slide block (17) is installed in the first slide rail (16), a plurality of threaded holes (18) are formed in the top of the poking block (14), the threaded holes (18) are distributed towards the length direction of the poking block (14) at equal intervals, a first round hole (19) is formed in the top of the first slide block (17), a threaded rod (20) is in threaded connection with one of the threaded holes (18), the bottom of the threaded rod (20) is inserted into the first round hole (19), first rotating shafts (21) are transversely fixed at the front end and the rear end of the first slide block (17), the axes of two first rotating shafts (21) on the same first slide block (17) are connected with the first mounting frame (13) through bearings, install first motor (22) on first mounting bracket (13), first motor (22) pass through one of them first pivot (21) on gear drive first slider (17) and rotate, the left side of water tank (2) is provided with a plurality of boxes (23), a plurality of boxes (23) are fixed on the left side outer wall of water tank (2) to the front and back equidistance, the bottom of box (23) sets up to lou hopper-shaped, the wheat seed is equipped with in box (23), the second through-hole has been seted up to the bottom intermediate position of box (23), the vertical connecting pipe (24) that is fixed with in the second through-hole, the third through-hole has been seted up on the top right side of connecting pipe (24), the right side of third through-hole is fixed with first uide bushing (25) on connecting pipe (24), inserted bar (26) has been worn to insert in first uide bushing (25), the right side of inserted bar (26) is fixed with first dog (27), it is fixed with second extension spring (28) to connect between first uide bushing (25) and first dog (27) The soil collecting and burying device is characterized in that the pulling mechanism is installed on the bottom plate (1), the inserting rod (26) can be completely pulled out of the connecting pipe (24) by the pulling mechanism when the piston (4) slides upwards, the bottom of the connecting pipe (24) penetrates out of the bottom plate (1) downwards, a guide groove (29) is obliquely fixed on the bottom surface of the bottom plate (1) corresponding to the penetrating position of the connecting pipe (24), a power supply (30) and a controller (31) are installed at the upper end of the bottom plate (1), a seat (32) is installed at the upper end of the power supply (30), the soil collecting and burying mechanism is installed on the left side of the guide groove (29) at the lower end of the bottom plate (1), the soil collecting and burying mechanism can collect soil splashed out by the poking block (14) when the poking block knocks the ground, the soil collecting and burying mechanism can fill the collected soil into a pit on the ground and flatten the collected, the controller (31) can control the first motor (22) and the soil collecting and burying mechanism.

2. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: the pulling mechanism comprises pulley components (33), first pulleys (34) and a first pull rope (35), wherein a plurality of pulley components (33) are installed at the lower end of the bottom plate (1), the pulley components (33) are equidistantly distributed at the lower end of the bottom plate (1) along the front-back direction, a plurality of first pulleys (34) are installed on the left side of the water tank (2), the pulley components (33) are equidistantly distributed on the left side of the water tank (2) along the front-back direction, the first pull rope (35) is sleeved on the pulley components (33), one end of the first pull rope (35) penetrates through the bottom plate (1) and is fixed at the lower end of the piston (4), the other end of the first pull rope (35) penetrates through the bottom plate (1) respectively, bypasses the first pulleys (34) and is fixed on the right end face of the first stop block (27), and the pulley components (33, the number of the first pulleys (34) and the first pull ropes (35) is equal to that of the first sleeves (3) and the first pulleys correspond to that of the first sleeves one by one.

3. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: the soil collecting and burying mechanism comprises a vibration mechanism (36), an elastic telescopic rod (37), a regulating mechanism, a second mounting frame (38), a collecting plate (39) and a first baffle (40), the vibration mechanism (36) is arranged on the left side of a guide groove (29) at the lower end of a bottom plate (1), the elastic telescopic rod (37) is vertically mounted at the lower end of the vibration mechanism (36), a fixing part of the elastic telescopic rod (37) is fixed at the lower end of the vibration mechanism (36), a moving part of the elastic telescopic rod (37) faces downwards vertically, the regulating mechanism is mounted on the elastic telescopic rod (37), the regulating mechanism can regulate the extension length of the elastic telescopic rod (37), the n-shaped second mounting frame (38) is transversely fixed at the bottom of the moving part of the elastic telescopic rod (37), the collecting plate (39) is arranged on the right side of the second mounting frame (38), the cross section of the collecting plate (39) is wavy, a plurality of fixing plates (, a plurality of fixed plates (41) distribute along fore-and-aft direction equidistance, perpendicular cross-under has second pivot (42) on fixed plate (41), second pivot (42) extend towards the front and back direction, second pivot (42) and second mounting bracket (38) adopt the bearing to connect, install the second motor on second mounting bracket (38), the second motor is servo motor, the second motor passes through gear drive second pivot (42) and rotates, collecting plate (39) top vertical fixation has first baffle (40), controller (31) can be to the second motor, regulation and control mechanism controls.

4. The seeding device capable of changing the seeding depth of wheat as claimed in claim 3, wherein: regulation and control mechanism include reel (43), third motor (44), third mounting bracket (45), install third mounting bracket (45) on the fixed part of elastic expansion link (37), it has the third pivot to alternate on third mounting bracket (45), third pivot and third mounting bracket (45) adopt the bearing to connect, the suit is fixed with reel (43) in the third pivot, third motor (44) are rotated through gear drive third pivot, third motor (44) are servo motor, the movable part bottom of elastic expansion link (37) is fixed with connecting block (47), second stay cord (46) one end winding is fixed on the outer lane of reel (43), the other end of second stay cord (46) is fixed on connecting block (47), controller (31) can control third motor (44).

5. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: the right side of the upper end of the bottom plate (1) is provided with a sundry box (48).

6. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: and a second guide sleeve (49) is fixedly sleeved at the outer ring position of the lower end movable rod (8) of the bottom plate (1).

7. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: the top of the box body (23) is hinged with a locking door (50).

8. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: the connecting pipe (24) is used for accommodating only one wheat seed in the transverse direction.

9. The seeding device capable of changing the seeding depth of wheat as claimed in claim 1, wherein: the left side of the inserted link (26) is provided with a soft block (51).