CN111108863A

CN111108863A - Seeder with fertilizer supplementing function

Info

Publication number: CN111108863A
Application number: CN202010078440.4A
Authority: CN
Inventors: 谭勇; 周芬; 谭磊; 王小华; 谭宏伟; 简霜泉; 宗焕青; 徐金洲; 王佳; 龙启石
Original assignee: Jiangxi Tiandaoliangan Seed Industry Co Ltd
Current assignee: Jiangxi Tiandaoliangan Seed Industry Co Ltd
Priority date: 2020-02-03
Filing date: 2020-02-03
Publication date: 2020-05-08

Abstract

The invention provides a seeder with a fertilizer supplementing function, which comprises: the bottom of the rack is provided with a supporting wheel; the seeding pipe is characterized in that a first sleeve is arranged on the rack and is vertically arranged; a fertilizer sowing pipe, wherein a second sleeve is arranged on the rack and is vertically arranged; one end of the transmission mechanism is connected with the supporting wheel, and the other end of the transmission mechanism is connected with the sowing pipe and the fertilizer sowing pipe; the locking structure is arranged on the pipe orifice at the lower end of the seeding pipe and the pipe orifice at the lower end of the fertilizer sowing pipe. So set up, whole disseminator simple structure need not the power device drive such as tractor, only need the manpower can accomplish the seeding, can sow in regions such as small area or mountain slope, and the seeding pipe just gets into the below ground when needs sow, makes the user more laborsaving when promoting the disseminator and sow, and in the seeding, can use simultaneously to broadcast fertile pipe and mend fertile, thereby save extra fertilization step, reduce labourer's intensity of labour.

Description

Seeder with fertilizer supplementing function

Technical Field

The invention relates to the technical field of agricultural tools, in particular to a seeder with a fertilizer supplementing function.

Background

When rural kind of field is sowed, generally need use the seeder, but the most structure of seeder among the prior art is complicated, and weight is great to need through agricultural mechanical drive of machines such as tractor, to some fields less treat the seeding region, or at some mountain areas or sloping fields of ground unevenness, then can't use the seeder to sow, and the seeder among the prior art does not have the benefit fertile function usually. Therefore, the technical personnel in the field need to solve the problems that the seeder in the prior art has complex structure and heavy weight, needs agricultural mechanical drive and is not suitable for small or uneven fields and does not have the function of fertilizer supplement.

Disclosure of Invention

The invention aims to solve the technical problem of providing a seeder which has a simple structure and a small volume, can be used for seeding small and uneven fields and has a fertilizer supplementing function.

In order to solve the above problems, the present invention provides a seeder with fertilizer supplementing function, comprising: the bottom of the machine frame is provided with a rotatable supporting wheel, and the supporting wheel is rotatably connected with the machine frame through a pivot; the seeding pipe is of a cylindrical structure with openings at two ends, a puncture part is arranged at one end of the seeding pipe close to the ground, a first sleeve for the seeding pipe to extend into and slide is arranged on the rack, and the first sleeve is vertically arranged; the fertilizer sowing pipe is of a cylindrical structure with openings at two ends, a puncture part is arranged at one end of the fertilizer sowing pipe close to the ground, a second sleeve into which the fertilizer sowing pipe extends and slides is arranged on the rack, and the second sleeve is vertically arranged; one end of the transmission mechanism is connected with the supporting wheel, and the other end of the transmission mechanism is connected with the seeding pipe and the fertilizer sowing pipe, so that the seeding pipe and the fertilizer sowing pipe move up and down along with the rotation of the supporting wheel; the locking structure is arranged at the pipe orifice of one end, close to the ground, of the seeding pipe and the pipe orifice of one end, close to the ground, of the fertilizer sowing pipe, so that the locking structure is closed or opened at the pipe orifice of one end, close to the ground, of the seeding pipe and the pipe orifice of one end, close to the ground, of the fertilizer sowing pipe.

Preferably, still include with the inside intercommunication of seeding be used for to send into the hopper of seed in the seeding, with the inside intercommunication of fertilizer is used for to send into fertilizer send the fertilizer fill, be used for holding the workbin of seed and be used for holding the fertile case of fertilizer in the fertilizer pipe, be provided with the discharge gate that supplies the seed to flow on the workbin, the hopper set up in the discharge gate below to the seed that makes the outflow enters into in the hopper, the fertile case is provided with the play fertile mouth that supplies the fertilizer outflow, send the fertile hopper set up in play fertile mouthful below, so that the fertilizer that flows enters into send the fertile fill in, the disseminator still including be used for opening and closing the discharge gate and go out the device that opens and shuts of fertile mouth.

Preferably, the discharge gate with it sets up side by side to go out the fertile mouth, the device that opens and shuts includes rotatable play material axle, go out the outer circumference lateral wall shutoff of material axle first end in the discharge gate, go out the outer circumference lateral wall shutoff of material axle second end in go out fertile mouth, just go out the material axle with be provided with the first recess that supplies the seed to get into on the corresponding outer circumference lateral wall of discharge gate, go out the material axle with be provided with the second recess that supplies the fertilizer to get into on the corresponding outer circumference lateral wall of play fertile mouth, go out the material axle with the supporting wheel transmission is connected.

Preferably, the discharge shaft is in transmission connection with the support wheel through a belt transmission or a chain transmission.

Preferably, the locking structure is including being used for the shutoff and opening the seeding pipe mouth of pipe perhaps the orificial apron of fertilizer pipe and being used for the drive the coupling mechanism of apron, the apron pass through the axis of rotation with the seeding pipe perhaps the fertilizer pipe rotates the connection, the axis of rotation with apron fixed connection, the seeding pipe with all be equipped with the confession on the fertilizer pipe the mounting hole that the axis of rotation stretched into.

Preferably, coupling mechanism includes head rod and second connecting rod, head rod one end with axis of rotation fixed connection, the other end with the one end of second connecting rod is articulated, the second end of second connecting rod is provided with the articulated shaft, be provided with the confession in the frame the articulated shaft stretches into and gliding spout, the vertical setting of spout.

Preferably, the number of the supporting wheels is two, the two supporting wheels are coaxially arranged with a gap therebetween, and at least one crank shaft is arranged between the two supporting wheels.

Preferably, the quantity of crank axle is one, drive mechanism includes first connecting rod, first connecting rod one end with the crank axle is articulated, and the other end is equipped with the connecting axle that the level set up, sow the pipe with sow fertile pipe all with connecting axle rotatable coupling.

Preferably, the quantity of crank axle is two, drive mechanism includes two second connecting rods, the second connecting rod with the crank axle one-to-one, and with the seeding pipe with the pipe one-to-one is broadcast fertile, second connecting rod one end with the crank axle is articulated, the other end with the seeding pipe or broadcast fertile pipe is articulated.

Preferably, the frame is further provided with a compaction wheel, the compaction wheel is rotatably connected with the frame, and the compaction wheel is located behind the sowing pipe.

In the technical scheme provided by the invention, the seeder with the fertilizer supplementing function comprises: the bottom of the rack is provided with a rotatable supporting wheel which is rotatably connected with the rack through a pivot; the seeding pipe is of a cylindrical structure with openings at two ends, a puncture part is arranged at one end of the seeding pipe close to the ground, a first sleeve for the seeding pipe to extend into and slide is arranged on the rack, and the first sleeve is vertically arranged; the fertilizer sowing pipe is of a cylindrical structure with openings at two ends, a puncture part is arranged at one end of the fertilizer sowing pipe close to the ground, a second sleeve into which the fertilizer sowing pipe extends and slides is arranged on the rack, and the second sleeve is vertically arranged; one end of the transmission mechanism is connected with the supporting wheel, and the other end of the transmission mechanism is connected with the seeding pipe and the fertilizer sowing pipe, so that the seeding pipe and the fertilizer sowing pipe move up and down along with the rotation of the supporting wheel; the locking structure, its quantity is two, and the mouth of pipe that the seeding pipe is close to ground one end and the mouth of pipe that the fertile pipe of broadcasting is close to ground one end all are provided with the locking structure to the mouth of pipe that the seeding pipe is close to ground one end and the mouth of pipe that the fertile pipe of broadcasting is close to ground one end are closed or opened to the closure.

When needing the seeding, make supporting wheel and ground contact, the user can promote the frame, and the supporting wheel rotates and drives seeding pipe displacement from top to bottom through drive mechanism simultaneously, when seeding pipe downstream, can pierce through ground, gets into behind the ground, and the seeding pipe lower extreme mouth of pipe is opened simultaneously to the locking structure, can sow the underground with the intraductal seed of seeding, constantly to the intraductal supplementary seed of seeding, can accomplish continuous seeding. In a similar way, the transmission mechanism drives the fertilizer sowing pipe to move up and down, when the fertilizer sowing pipe moves downwards, the soil can be penetrated through, after the fertilizer sowing pipe enters the ground, the locking structure simultaneously opens the lower end pipe orifice of the fertilizer sowing pipe, the fertilizer in the fertilizer sowing pipe can be put into the soil, the fertilizer is continuously supplemented into the fertilizer sowing pipe, and the continuous fertilization can be completed. So set up, whole disseminator simple structure need not the power device drive such as tractor, only need the manpower can accomplish the seeding, can sow in regions such as small area or mountain slope, and the seeding pipe just gets into the below ground when needs sow, makes the user more laborsaving when promoting the disseminator and sow, and in the seeding, can use simultaneously to broadcast fertile pipe and mend fertile, thereby save extra fertilization step, reduce labourer's intensity of labour.

Drawings

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

FIG. 1 is a schematic structural diagram of a seeder with fertilizer supplementing function according to an embodiment of the present invention;

FIG. 2 is another angular view of the disseminator of FIG. 1;

FIG. 3 is a front view of the disseminator of FIG. 1;

FIG. 4 is a schematic structural diagram of a material box and a fertilizer box in the embodiment of the invention;

FIG. 5 is a front view of the bin and fertilizer box of FIG. 5;

FIG. 6 is a schematic structural diagram of a transmission mechanism according to an embodiment of the present invention;

fig. 7 is a schematic structural diagram of a locking structure in an embodiment of the invention.

In fig. 1-7:

1. a frame; 2. a support wheel; 3. a pivot; 4. seeding a pipe; 5. sowing a fertilizer pipe; 6. a hopper; 7. a fertilizer feeding hopper; 8. a material box; 9. fertilizer box; 10. discharging the material shaft; 11. a first groove; 12. a second groove; 13. a cover plate; 14. a rotating shaft; 15. compacting wheels; 16. a crank shaft; 17. a first connecting rod; 18. a second connecting rod; 19. hinging a shaft; 20. a chute; 21. a first link; 22. a second link; 23. and (7) connecting the shafts.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

This concrete implementation provides a simple structure, and the volume is less, can be for the seeding of little field piece and unevenness field piece and have the disseminator of additional fertilizer function.

Hereinafter, embodiments will be described in detail with reference to the accompanying drawings. The embodiments described below do not limit the contents of the invention recited in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.

Referring to fig. 1 to 7, a seeder according to an embodiment of the present invention includes a frame 1, a seeding pipe 4, a fertilizer pipe 5, a transmission mechanism, and a locking structure. The frame 1 is a frame body mainly formed by welding profile steel, the bottom of the frame 1 is provided with a rotatable supporting wheel 2, a pivot 3 is arranged on the supporting wheel 2, and the frame 1 is provided with a mounting hole for the pivot 3 to extend into and rotate. Wherein, seeding pipe 4 all has open-ended tubular structure for both ends to the one end that seeding pipe 4 is close to ground is provided with the puncture portion that is used for puncturing ground, is provided with on the frame 1 to supply seeding pipe 4 to stretch into and gliding first sleeve, and first sleeve is vertical to be set up, and seeding pipe 4 penetrates in the first sleeve. Wherein, the tube for broadcasting fertilizer 5 all is equipped with open-ended tubular structure for both ends to the one end that the tube for broadcasting fertilizer 5 is close to ground is provided with the puncture portion that is used for puncturing ground, is provided with on the frame 1 and supplies the tube for broadcasting fertilizer 5 to stretch into and gliding second sleeve, and the vertical setting of second sleeve, broadcasts fertilizer 5 and passes the second sleeve. Optionally, the first sleeve and the second sleeve are both linear bearings. Wherein, drive mechanism one end is connected with supporting wheel 2, and the other end is connected with seeding pipe 4 and fertilizer pipe 5 to make seeding pipe 4 and fertilizer pipe 5 along with supporting wheel 2's rotation and displacement from top to bottom. Wherein, locking structure's quantity is two, and the mouth of pipe that seeding pipe 4 is close to ground one end and the mouth of pipe that the fertile pipe 5 of broadcasting is close to ground one end all are provided with locking structure to the closed mouth of pipe that is close to ground one end of seeding pipe 4 and the mouth of pipe that the fertile pipe 5 of broadcasting is close to ground one end of opening. After the seeding pipe 4 enters the ground, the locking structure opens the seeding pipe 4 to enable seeds in the seeding pipe 4 to enter the ground, and after the seeding pipe 4 leaves the ground, the locking structure closes the seeding pipe 4 to wait for next seeding, and the working process of the fertilizer sowing pipe 5 is the same as that of the prior seeding, and is not repeated.

When needing to sow, make supporting wheel 2 and ground contact, the user can promote frame 1, supporting wheel 2 rotates and drives seeding pipe 4 through drive mechanism displacement from top to bottom simultaneously, when seeding pipe 4 downstream, can pierce through ground, get into behind the ground, lie in seeding 4 orificial locking structure of pipe and open seeding pipe 4 lower extreme mouths of pipe simultaneously, can sow the underground with the seed in seeding pipe 4, constantly to supplementing the seed in seeding pipe 4, can accomplish continuous seeding. In a similar way, the transmission mechanism drives the sowing fertilizer pipe 5 to move up and down, when the sowing fertilizer pipe 5 moves downwards, the soil can be penetrated through, after the fertilizer enters the ground, the locking structure positioned at the pipe opening of the sowing fertilizer pipe 5 simultaneously opens the pipe opening at the lower end of the sowing fertilizer pipe 5, the fertilizer in the sowing fertilizer pipe 5 can be put into the soil, the fertilizer is continuously supplemented into the sowing fertilizer pipe 5, and the continuous fertilization can be completed on the soil. So set up, whole disseminator simple structure need not the power device drive such as tractor, only need the manpower can accomplish the seeding, can sow in regions such as small area or mountain slope, and seeding pipe 4 only just gets into the below ground when needs sow, make the user more laborsaving when promoting the disseminator to sow, and in the seeding, can use simultaneously to broadcast fertile pipe 5 and mend fertile, thereby save extra fertilization step, reduce labourer's intensity of labour.

Referring to fig. 1 and 6, in some embodiments, the seeder further includes a hopper 6 communicated with the inside of the seeding pipe 4 for feeding seeds into the seeding pipe 4, a fertilizer hopper 7 communicated with the inside of the fertilizer pipe 5 for feeding fertilizer into the fertilizer pipe 5, a box 8 for containing seeds, and a box 9 for containing fertilizer. Hopper 6 can be through welded mode and seeding pipe 4 fixed connection, send fertile fill 7 can be through welded mode and the 5 fixed connection of fertilizer pipe that broadcast, refer to fig. 6, workbin 8 and fertile case 9 can be separated for two less boxes through setting up intermediate bottom by a great box to form this workbin 8 and fertile case 9, great box can be through welded mode and frame 1 fixed connection. The bottom of the feed box 8 is provided with a discharge hole for seeds to flow out, and the feed hopper 6 is arranged below the discharge hole so that the flowing seeds enter the feed hopper 6. The bottom of the fertilizer box 9 is provided with a fertilizer outlet for fertilizer to flow out, and the fertilizer feeding hopper 7 is arranged below the fertilizer outlet so that the flowing fertilizer enters the fertilizer feeding hopper 7. The seeder also comprises an opening and closing device for opening and closing the discharge hole and the fertilizer outlet. So set up, can place the seed in workbin 8 in advance, with fertilizer, place fertilizer in fertile case 9 if the chemical fertilizer, can control the seed in the workbin 8 through the device that opens and shuts and enter into seeding pipe 4 to and the fertilizer in fertile case 9 enters into and broadcasts fertile pipe 5, and need not additional operator and place the seed to seeding pipe 4 continuously, and place fertilizer to broadcasting in fertile pipe 5, can reduce labour personnel's participation, productivity gain.

Referring to fig. 4 and 5, in some embodiments, the discharging port and the fertilizer outlet are arranged side by side, and the opening and closing device comprises a rotatable discharging shaft 10, and the discharging shaft 10 can be rotatably connected with the wall of the box body through a bearing. The outer circumferential side wall of the first end of the discharging shaft 10 is blocked at the discharging port, the outer circumferential side wall of the second end of the discharging shaft 10 is blocked at the fertilizer outlet, a first groove 11 for seeds to enter is arranged on the outer circumferential side wall of the discharging shaft 10 corresponding to the discharging port, and a second groove 12 for fertilizer to enter is arranged on the outer circumferential side wall of the discharging shaft 10 corresponding to the fertilizer outlet. The discharging shaft 10 is in transmission connection with the supporting wheel 2, so that the supporting wheel 2 can drive the discharging shaft 10 to rotate. So set up, introduce with first recess 11 as an example, when first recess 11 changes over to workbin 8 inside, the seed in the workbin 8 can enter into first recess 11, through the size of controlling first recess 11, just can control the quantity of the seed that enters into in first recess 11, when first recess 11 continues to rotate to notch slope or when downwards, the seed in the first recess 11 drops to hopper 6 downwards, rolls afterwards to inside seeding pipe 4. The discharging process of the fertilizer is the same as that of the prior art, and the description is omitted.

Optionally, the discharge shaft 10 is in driving connection with the support wheel 2 by means of a belt drive or a chain drive. It should be noted that the belt drive can be a synchronous belt drive, so that the falling time of the seeds or the fertilizer can be controlled more precisely. In the following, a chain drive is described, for example, in which the drive sprocket can be attached to the pivot shaft 3 by a key attachment and the driven sprocket can be attached to the discharge shaft 10 by a key attachment.

Referring to fig. 7, in some embodiments, the locking structure includes a cover plate 13 for closing and opening the nozzle of the sowing pipe 4 or the fertilizing pipe 5 and a connecting mechanism for driving the cover plate 13, the cover plate 13 is rotatably connected with the sowing pipe 4 or the fertilizing pipe 5 through a rotating shaft 14, the rotating shaft 14 is fixedly connected with the cover plate 13, and both the sowing pipe 4 and the fertilizing pipe 5 are provided with mounting holes for the rotating shaft 14 to extend into. After the sowing pipe 4 or the fertilizing pipe 5 is inserted into the soil, the connecting mechanism drives the corresponding cover plate 13 to open, so that the seeds or the fertilizer can flow out. When the sowing pipe 4 or the fertilizing pipe 5 moves upwards and is extracted from the soil, the connecting mechanism drives the corresponding cover plate 13 to close. In order to close the cover plate 13 more tightly, a return spring may be provided, one end of the return spring is connected to the cover plate 13, and the other end is connected to the inner wall of the corresponding seeding tube 4 (the fertilizer sowing tube 5 may also be provided with a return spring, the principle is the same as that of the seeding tube 4, and the description is omitted).

Referring to fig. 7, optionally, the connecting mechanism includes a first connecting rod 17 and a second connecting rod 18, one end of the first connecting rod 17 is fixedly connected to the rotating shaft 14, the other end of the first connecting rod is hinged to one end of the second connecting rod 18, a hinge shaft 19 is disposed at a second end of the second connecting rod 18, a sliding groove 20 for the hinge shaft 19 to extend into and slide is disposed on the frame 1, and the sliding groove 20 extends in the vertical direction. Taking the seeding tube 4 as an example, the seeding tube 4 moves downwards until the hinge shaft 19 abuts against the groove wall of the chute 20, the seeding tube 4 continues to move downwards, the second connecting rod 18 pulls the first connecting rod 17, the first connecting rod 17 rotates the rotation shaft 14, the rotation shaft 14 enables the cover plate 13 to rotate downwards to open the lower end pipe orifice of the seeding tube 4 so as to enable seeds to flow out, the seeding tube 4 moves upwards, the circumferential side wall of the hinge shaft 19 is separated from the groove wall, under the action of gravity of the second connecting rod 18, the first connecting rod 17 rotates clockwise (indicating clockwise in fig. 7), and meanwhile, the cover plate 13 is driven to be attached to the pipe orifice of the seeding tube 4 so as to close the lower end pipe orifice of the seeding tube 4. The fertilizer sowing pipe 5 is the same as the above, and will not be described in detail.

In some embodiments, the number of the supporting wheels 2 is two, the two supporting wheels 2 are coaxially arranged with a gap therebetween, and at least one crank shaft 16 is arranged between the two supporting wheels 2. Through setting up two supporting wheels 2 for the disseminator structure is more firm, and is more steady when marcing.

Referring to fig. 2, in some embodiments, the number of the crank shafts 16 is one, the transmission mechanism includes a first connecting rod 21, one end of the first connecting rod 21 is hinged to the crank shaft 16, the other end of the first connecting rod 21 is provided with a connecting shaft 23 horizontally arranged, the sowing pipe 4 and the fertilizing pipe 5 are rotatably connected to the connecting shaft 23, one end of the first connecting rod 21 is provided with a through hole for the crank shaft 16 to pass through, and the crank shaft 16 is rotatably installed in the through hole. The seeding pipe 4 and the fertilizer sowing pipe 5 are both provided with mounting holes for the connecting shaft 23 to extend into and rotate, referring to fig. 2, one end of the connecting shaft 23 extends into the mounting hole of the seeding pipe 4, and the other end extends into the mounting hole of the fertilizer sowing pipe 5. So set up, supporting wheel 2 can drive seeding pipe 4 and fertilizer pipe 5 upper and lower displacement simultaneously through first connecting rod 21 when rotating. Different seeding and fertilizer sowing intervals can be formed by replacing the supporting wheels 2 with different diameters.

Referring to fig. 6, in other embodiments, the number of the crank shafts 16 is two, and the transmission mechanism includes two second connecting rods 22, the second connecting rods 22 correspond to the crank shafts 16 one by one and correspond to the sowing pipes 4 and the fertilizing pipes 5 one by one, i.e., one second connecting rod 22 of the two second connecting rods 22 is hinged to the crank shaft 16 at one end and hinged to the sowing pipe 4 at the other end; one end of the other second connecting rod 22 is hinged with the other crank shaft 16, and the other end is hinged with the fertilizer spreading pipe 5. Referring to fig. 6, alternatively, the two crank shafts 16 may be one hundred and eighty degrees symmetric about the rotational axis of the support wheel 2. So set up, for example, when sowing pipe 4 moves down, broadcast fertilizer pipe 5 moves up, finally forms the seed that gets into in the soil, and the fertilizer that gets into in the soil is mutual interval to increase the interval between fertilizer and the seed, prevent that fertilizer from burning out the seed, make the seed can not sprout. Of course, the two crankshafts 16 can be at any other angle.

In some embodiments, the frame 1 is further provided with a compaction wheel 15, the compaction wheel 15 is rotatably connected with the frame 1, and the compaction wheel 15 is positioned behind the sowing pipe 4 and the fertilizing pipe 5 in the direction of travel of the seeder. So set up, compaction wheel 15 can carry out the compaction with the ground after the seeding, prevents that soil can not cover the seed effectively and lead to the problem that the seed can not germinate.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a disseminator with benefit fertile function which characterized in that includes:

the device comprises a rack (1), wherein the bottom of the rack is provided with a rotatable supporting wheel (2), and the supporting wheel (2) is rotatably connected with the rack (1) through a pivot (3);

the seeding pipe (4) is of a cylindrical structure with openings at two ends, a puncture part is arranged at one end of the seeding pipe close to the ground, a first sleeve for the seeding pipe (4) to extend into and slide is arranged on the rack (1), and the first sleeve is vertically arranged;

the fertilizer sowing pipe (5) is of a cylindrical structure with openings at two ends, a puncture part is arranged at one end of the fertilizer sowing pipe close to the ground, a second sleeve into which the fertilizer sowing pipe (5) extends and slides is arranged on the rack (1), and the second sleeve is vertically arranged;

one end of the transmission mechanism is connected with the supporting wheel (2), and the other end of the transmission mechanism is connected with the seeding pipe (4) and the fertilizer sowing pipe (5), so that the seeding pipe (4) and the fertilizer sowing pipe (5) move up and down along with the rotation of the supporting wheel (2);

the locking structure, its quantity is two, the mouth of pipe that broadcast seed pipe (4) are close to ground one end with broadcast fertilizer pipe (5) are close to the mouth of pipe of ground one end all are provided with the locking structure to closed or open broadcast seed pipe (4) are close to the mouth of pipe of ground one end with broadcast fertilizer pipe (5) are close to the mouth of pipe of ground one end.

2. The seeder with fertilizer supplementing function according to claim 1, further comprising a hopper (6) communicated with the inside of the seeding pipe (4) for feeding seeds into the seeding pipe (4), a fertilizer feeding hopper (7) communicated with the inside of the fertilizer sowing pipe (5) for feeding fertilizer into the fertilizer sowing pipe (5), a fertilizer box (8) for containing seeds and a fertilizer box (9) for containing fertilizer, a discharge hole for seeds to flow out is arranged on the feed box (8), the feed hopper (6) is arranged below the discharge hole, so that the seeds flowing out enter the feeding hopper (6), the fertilizer box (9) is provided with a fertilizer outlet for fertilizer to flow out, the fertilizer feeding hopper (7) is arranged below the fertilizer outlet, so that the fertilizer that flows out enters into send fertile fill (7) in, disseminator still includes and is used for opening and closing the discharge gate and the device that opens and shuts of fertilizer outlet.

3. The disseminator with fertilizer supplementing function according to claim 2, characterized in that the discharge gate and the fertilizer outlet are arranged side by side, the opening and closing device comprises a rotatable fertilizer outlet shaft (10), the outer circumferential side wall of the first end of the fertilizer outlet shaft (10) is blocked at the discharge gate, the outer circumferential side wall of the second end of the fertilizer outlet shaft (10) is blocked at the fertilizer outlet, a first groove (11) for seeds to enter is arranged on the outer circumferential side wall of the fertilizer outlet shaft (10) corresponding to the discharge gate, a second groove (12) for fertilizer to enter is arranged on the outer circumferential side wall of the fertilizer outlet shaft (10) corresponding to the fertilizer outlet, and the fertilizer outlet shaft (10) is in transmission connection with the supporting wheel (2).

4. A seeder with fertilizing function, as in claim 3, characterized in that the discharging shaft (10) is in driving connection with the supporting wheel (2) by means of a belt drive or a chain drive.

5. The seeder with fertilizer supplementing function according to claim 1, wherein the locking structure comprises a cover plate (13) for blocking and opening the nozzle of the seeding pipe (4) or the nozzle of the fertilizer sowing pipe (5) and a connecting mechanism for driving the cover plate (13), the cover plate (13) is rotatably connected with the seeding pipe (4) or the fertilizer sowing pipe (5) through a rotating shaft (14), the rotating shaft (14) is fixedly connected with the cover plate (13), and the seeding pipe (4) and the fertilizer sowing pipe (5) are both provided with mounting holes for the rotating shaft (14) to extend into.

6. The seeder with fertilizer supplementing function according to claim 5, wherein the connecting mechanism comprises a first connecting rod (17) and a second connecting rod (18), one end of the first connecting rod (17) is fixedly connected with the rotating shaft (14), the other end of the first connecting rod is hinged with one end of the second connecting rod (18), a hinged shaft (19) is arranged at the second end of the second connecting rod (18), a sliding groove (20) for the hinged shaft (19) to extend into and slide is arranged on the frame (1), and the sliding groove (20) is vertically arranged.

7. A seeder with fertilizing function, as in claim 1, characterized in that the number of said supporting wheels (2) is two, two of said supporting wheels (2) are coaxially arranged with a gap therebetween, and at least one crankshaft (16) is arranged between the two supporting wheels (2).

8. A seeder with fertilizer supplementing function according to claim 7, wherein the number of the crank shafts (16) is one, the transmission mechanism comprises a first connecting rod (21), one end of the first connecting rod (21) is hinged to the crank shaft (16), the other end of the first connecting rod is provided with a connecting shaft (23) which is horizontally arranged, and the seeding pipe (4) and the fertilizer applying pipe (5) are both rotatably connected with the connecting shaft (23).

9. A disseminator with fertilizer supplementing function according to claim 7, characterized in that the number of the crank shafts (16) is two, the transmission mechanism comprises two second connecting rods (22), the second connecting rods (22) correspond to the crank shafts (16) one by one and to the sowing pipes (4) and the fertilizer sowing pipes (5), one end of the second connecting rod (22) is hinged with the crank shaft (16), and the other end is hinged with the sowing pipe (4) or the fertilizer sowing pipe (5).

10. A seeder with fertilizing function as in claim 1, wherein the frame (1) is further provided with a compacting wheel (15), the compacting wheel (15) is rotatably connected with the frame (1), and the compacting wheel (15) is located behind the sowing pipe (4).