CN114208445B

CN114208445B - No-tillage planter

Info

Publication number: CN114208445B
Application number: CN202111668832.7A
Authority: CN
Inventors: 张翼夫; 袁微; 刘健; 王万成; 奚小波
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2023-06-27
Anticipated expiration: 2041-12-31
Also published as: CN114208445A

Abstract

The invention discloses a no-tillage planter, which comprises a seeding support assembly, wherein the seeding support assembly comprises a seeding rack, and a plurality of first support plates are arranged on the upper part of the seeding rack; the first seeding ditching assembly comprises a seeding box fixed on the upper side of a first supporting plate, a seed outlet is formed in the bottom of the seeding box, a sliding seed shell is further connected to the first supporting plate, one end of the sliding seed shell, which faces downwards, is hinged with a depth adjusting driver, the depth adjusting driver is connected with a depth adjusting rod which extends backwards and downwards in a tilting mode and can do reciprocating linear movement, a supporting rod is hinged to the sliding seed shell at the rear of the depth adjusting driver, one end of the depth adjusting rod, which extends backwards, is hinged to the supporting rod, and a first ditching cutter is connected to the supporting rod; the invention has simple and compact structure, can adjust the ditching angle of the ditching knife according to the soil hardness, and reduces ditching resistance.

Description

No-tillage planter

Technical Field

The invention relates to the field of agricultural machinery, in particular to a no-tillage planter.

Background

With the development of mechanized planting, the seeder is widely applied in the field of agricultural planting. Among the prior art, the seeder includes the frame, and the frame is connected at running gear rear with liftable, and a plurality of seed falling openings have been arranged to fixedly connected with seed sowing case in the frame, and a plurality of furrow openers with seed falling opening one-to-one have been arranged in the frame in front of the seed sowing case, and the furrow opener can cover the seed falling opening place that corresponds, and the furrow opener opens the seed ditch earlier, and the seed falls through seed falling opening, and in a part of seed fell the seed ditch, another part of seed fell outside the seed ditch, seed discharging effect is not good, and the furrow opener is fixed relative to the frame, can't be according to the angle of actual soil hardness regulation furrow opener.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the invention, which should not be used to limit the scope of the invention.

The present invention has been made in view of the above-mentioned and/or existing problems occurring in the prior sowing machines.

Therefore, the invention aims to provide a no-tillage planter, which has a simple and compact structure, can adjust the ditching angle of a ditching knife according to the soil hardness, and reduces ditching resistance.

In order to solve the technical problems, the invention provides the following technical scheme: a no-tillage planter, which comprises a planter,

the seeding support assembly comprises a seeding frame, and a plurality of first support plates are arranged on the upper part of the seeding frame;

the first seeding ditching subassembly, first seeding ditching subassembly is including fixing the seeding case in first backup pad upside, seed outlet is opened to the bottom of seeding case, still be connected with smooth kind shell in the first backup pad, smooth kind shell one end down articulates there is the degree of depth adjustment driver, be connected with backward and downward sloping the depth adjusting pole that stretches out that can do reciprocal rectilinear movement on the degree of depth adjustment driver, articulated on the smooth kind shell at depth adjustment driver rear have the bracing piece, the one end that the degree of depth adjusting pole stretches out backward is articulated with the bracing piece, be connected with first ditching sword on the bracing piece.

As a preferable scheme of the no-tillage planter of the invention, wherein: the seed sliding shell behind the support rod is connected with a second ditching knife, and the second ditching knife and the corresponding first ditching knife are staggered in the left-right direction.

As a preferable scheme of the no-tillage planter of the invention, wherein: the angle of the second ditching knife is adjustable.

As a preferable scheme of the no-tillage planter of the invention, wherein: the seed sliding shell is rotatably connected with a connecting support, a plurality of angle adjusting teeth are arranged on the periphery of one end of the connecting support, which extends forwards, the seed sliding shell is rotatably connected with an angle adjusting gear meshed with the angle adjusting teeth, and the upper part of the second ditching cutter is fixedly connected with one end of the connecting support, which is far away from the angle adjusting teeth.

As a preferable scheme of the no-tillage planter of the invention, wherein: the connecting support is connected with a fixing support, and one end of the fixing support extending out of the connecting support backwards is rotatably connected with a middle roller.

As a preferable scheme of the no-tillage planter of the invention, wherein: the left end and the right end of the front part and the rear part of the seeding frame are respectively and rotatably connected with at least one front supporting roller and at least one rear supporting roller.

As a preferable scheme of the no-tillage planter of the invention, wherein: seed outlet holes are formed in a first supporting plate at the lower side of the seed outlet, seed outlet sleeves with seed falling cavities are fixed at the lower side of the first supporting plate, a seeding pipe is connected to a sliding seed shell between a first ditching cutter and a second ditching cutter, the seed outlet holes are covered at the upper end of the seed falling cavities, and the lower ends of the seed falling cavities are communicated with an inner cavity of the seeding pipe.

As a preferable scheme of the no-tillage planter of the invention, wherein: the seed sliding shell is provided with a connecting groove at one end facing downwards, and the upper end of the supporting rod is arranged in the connecting groove.

As a preferable scheme of the no-tillage planter of the invention, wherein: the upper part of the seed sliding shell is provided with a seed sliding cavity isolated from the connecting groove, the plane of the lower side of the seed sliding cavity is inclined downwards from front to back, one end of the front part of the seed sliding shell, which is upwards, is provided with a seed inlet, the lower end of the seed outlet sleeve is inserted into the seed sliding shell through the seed inlet, seed dropping holes are formed in one end, facing downwards, of the seed sliding shell at the rear of the supporting rod, the seeding pipe is connected to the lower side of the seed sliding shell at the position where the seed dropping holes are formed, a seed pushing part for preventing seeds from accumulating is arranged on the inner side, away from the seed outlet sleeve, of the seed sliding shell, and the lower side of the seed pushing part is attached to the outer edge of the upper side of the inner cavity.

As a preferable scheme of the no-tillage planter of the invention, wherein: the lower part of the seeding pipe is provided with a seed sowing part which extends towards the direction of a plane where one side of the first ditching knife far away from the second ditching knife is located, a seed sowing hole is formed in the seed sowing part, the upper end of the seed sowing hole is communicated with the inner cavity of the seeding pipe, and the first ditching knife covers the area where the lower end of the seed sowing hole is located.

The invention has the beneficial effects that: according to the invention, the first ditching knife and the second ditching knife are connected through the seed sliding shell, the seed sliding effect is realized, the first ditching knife opens a seed groove during operation, seeds in the sowing box are discharged from the seed outlet, the seeds discharged from the sowing box are sequentially discharged into the seed sliding shell through the seed outlet and the seed outlet sleeve, the seeds slide along the seed sliding shell, the seeds possibly stuck together are separated in the sliding process, the seed discharging effect is improved, some seeds directly enter the sowing pipe, some seeds collide against the seed pushing part to rebound and enter the sowing pipe, the seeds are prevented from accumulating, the seeds in the sowing pipe fall into the seed groove along the seed discharging part, the second ditching knife opens a fertilizer groove, soil cultivated at the same time of opening the fertilizer groove is discharged to two sides, and the soil discharged towards the direction of the seed groove covers the seeds, so that the structure is simple and compact.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

fig. 1 is a structural diagram of the present invention.

Fig. 2 is a partial enlarged view at a in fig. 1.

Fig. 3 is a perspective view of the first embodiment of the present invention.

Fig. 4 is a partial enlarged view at B in fig. 3.

Fig. 5 is a perspective view of a second embodiment of the present invention.

Fig. 6 is a partial enlarged view at C in fig. 5.

Fig. 7 is a three-dimensional structure diagram of the present invention.

Fig. 8 is a partial enlarged view at D in fig. 7.

Fig. 9 is a top view of the present invention.

Fig. 10 is an oriented view at E-E in fig. 9.

In the drawing, a seeding support assembly, a seeding frame (101), a front support roller, a rear support roller, a 104 traction frame, a 105 first support plate, a 105a seed outlet, a 106 second support plate, a 200 first seeding ditching assembly, a 201 second ditching cutter, a 202 first ditching cutter, a 203 depth adjustment driver, a 204 depth adjustment rod, a 205 fixing support, a 206 middle roller, a 207 seeding pipe, a 207a seed discharging part, a 207a-1 seed discharging hole, a 207b inner cavity, a 208 connecting support, a 208a angle adjustment tooth, a 209 seed sliding shell, a 209a seed sliding cavity, a 209b seed pushing part, a 209c seed falling hole, a 209d connecting groove, a 209e fastening hole, a 210 seeding box, a 210a seed outlet, a 211 angle adjustment gear, a 212 rotating handle, a 213 support rod, a 214 seed outlet sleeve and a 300 second seeding ditching assembly are arranged.

Detailed Description

In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present invention is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 3, 7 and 8, in a first embodiment of the present invention, a no-tillage planter is provided, which can adjust the soil penetration angles of the first ditching blade and the second ditching blade according to actual needs, and has a wider application range.

A no-tillage planter, which comprises a seeding support assembly 100, wherein the seeding support assembly 100 comprises a seeding frame 101, and a plurality of first support plates 105 are arranged on the upper part of the seeding frame 101;

the first seeding ditching subassembly 200, first seeding ditching subassembly 200 is including fixing the seeding case 210 in first backup pad 105 upside, seed outlet 210a has been opened to the bottom of seeding case 210, still be connected with smooth kind shell 209 on the first backup pad 105, smooth kind shell 209 one end down articulates has degree of depth adjustment driver 203, degree of depth adjustment driver 203 is the pneumatic cylinder preferentially, be connected with the backward and downward slope and stretch out the depth adjustment pole 204 that can do reciprocal rectilinear movement, articulated on smooth kind shell 209 at degree of depth adjustment driver 203 rear has bracing piece 213, the one end that degree of depth adjustment pole 204 stretches out backward articulates with bracing piece 213, be connected with first ditching sword 202 on the bracing piece 213, be connected with second ditching sword 201 on smooth kind shell 209 at bracing piece 213 rear, second ditching sword 201 staggers the setting in the left and right directions with corresponding first ditching sword 202.

Before operation, according to the soil hardness, the first ditching cutter 202 is adjusted to the angle of entering soil, the depth adjustment driver 203 acts, the depth adjustment rod 204 moves linearly, the depth adjustment rod 204 drives the support rod 213 to swing, the support rod 213 drives the first ditching cutter 202 to rotate, when adjusting to the required angle of entering soil, the depth adjustment driver 203 acts, the adjustment of the angle of entering soil of the first ditching cutter 202 is realized, ditching resistance is reduced, and energy consumption is reduced.

Further, the second ditching sword 201 is angularly adjustable, rotationally is connected with linking bridge 208 on the smooth kind of shell 209, and linking bridge 208 is arranged a plurality of angle adjustment teeth 208a forward to stretch out one end periphery, rotationally is connected with the pivot on the smooth kind of shell 209, is connected with the angle adjustment gear 211 with angle adjustment teeth 208a meshing in the pivot, and the upper portion fixed connection of second ditching sword 201 is kept away from the one end of angle adjustment teeth 208a at linking bridge 208, stretches out the pivot outside the smooth kind of shell 209 and is connected with twist grip 212.

Before operation, firstly, according to the soil hardness, the soil entering angle of the second ditching cutter 201 is adjusted, the fixing parts (the fixing parts are conventional parts such as screws and the like, and are not shown in the prior art) connected with the connection support 208 are loosened, the rotating handle 212 is rotated, the angle adjusting gear 211 drives the connection support 208 to rotate through the angle adjusting teeth 208a, the connection support 208 drives the second ditching cutter 201 to rotate, when the soil entering angle of the second ditching cutter 201 is adjusted to a required angle, the rotating handle 212 stops rotating, the fastening holes 209e are formed in the sliding seed shell 209 far away from one end of the rotating handle 212, the fixing bolts are screwed into the fastening holes 209e to be connected with the rotating shafts, locking of the angle adjusting gear 211 is achieved, and meanwhile, the fixing parts such as the fixing screws are used for fixedly connecting support 208 to be connected to the sliding shell 209.

Further, a fixing bracket 205 is connected to the connecting bracket 208, and an end of the fixing bracket 205 extending rearward beyond the connecting bracket 208 is rotatably connected to a middle roller 206, and left and right ends of the front and rear parts of the seeding frame 101 are rotatably connected to at least one front support roller 102 and rear support roller 103, respectively.

The rear end of the travelling device is connected with a traction frame 104, the front part of the seeding frame 101 is connected to the traction frame 104 in a lifting manner, the seeding frame 101 is connected to the rear of the travelling device through the traction frame 104, the travelling device drags the seeding machine to walk forwards, and each roller rolls along the ground; the first ditching knife 202 and the second ditching knife 201 respectively open a seed ditch and a fertilizer ditch, seeds in the sowing box 210 are discharged downwards through the seed outlet 210a, and seed sowing is realized while the seed ditching is carried out.

Example 2

Referring to fig. 9 and 10, in the second embodiment of the present invention, the structure is simple and compact, the synchronous ditching and seeding can be realized, and the seeding effect is good, which is different from embodiment 1.

A no-tillage planter, wherein, open on the first backup pad 105 of seed outlet 210a downside has a kind of hole 105a, the top edge of seed outlet 210a covers the area that corresponds seed outlet 210a place, the downside of first backup pad 105 is fixed with the play seed cover 214 that has a kind of hole that falls, be connected with seeding pipe 207 on the smooth seed shell 209 between first ditching sword 202 and the second ditching sword 201, the upper end in kind of hole covers kind of hole 105a, the lower extreme in kind of hole communicates with the inner chamber 207b of seeding pipe 207, the one end that falls down of smooth seed shell 209 is opened there is the spread groove 209d, the upper end setting of bracing piece 213 is in spread groove 209d, the upper portion of smooth seed shell 209 upper portion is opened there is the smooth kind of hole 209a that keeps apart with spread groove 209d, the downside place plane in smooth seed cavity 209a is from the front to the downward slope, the one end that the smooth seed cover 209 front portion upwards has the seed inlet, the lower extreme of smooth seed cover 214 is inserted into smooth seed shell 209, the seed shell 209 of the lower extreme in kind of hole that falls down end at the back of bracing piece 213 is opened at the side of the seed hole 209c that falls down, the outside of seed shell 209c is kept away from the inside of the spread groove 209b, prevent seed shell 209c from piling up.

Further, a seed sowing part 207a extending towards the direction where the first ditching knife 202 is far away from the plane where the side of the second ditching knife 201 is located is arranged at the lower part of the sowing pipe 207, the bottom of the seed sowing part 207a is very close to the ground, so that ground-attached sowing is realized, the sowing pipe 207 is rigid, a seed sowing hole 207a-1 is formed in the seed sowing part 207a, the upper end of the seed sowing hole 207a-1 is communicated with an inner cavity 207b of the sowing pipe 207, and the first ditching knife 202 covers the area where the lower end of the seed sowing hole 207a-1 is located.

A fertilizer pipe is fixedly connected to the rear side of the connecting support 208, a second ditching knife 201 covers the area where the fertilizer pipe is located, a fertilizer box is arranged on the travelling device, a fan is arranged on the fertilizer box, a plurality of fertilizer discharging pipes which are in one-to-one correspondence with the fertilizer pipes are arranged on the fertilizer box, one end of each fertilizer discharging pipe is connected to a fertilizer outlet of the fertilizer box, the other end of each fertilizer discharging pipe is connected with the corresponding fertilizer discharging pipe through a pipeline, and the fan is connected with the corresponding fertilizer discharging pipe; during operation, the first ditching knife 202 ditches seeds, the seeds in the sowing box 210 fall through the seed outlet 210a, the seeds falling through the seed outlet 210a enter the seed outlet 105a of the first supporting plate 105, the seeds enter the seed outlet sleeve 214 through the seed outlet 105a, the seeds falling from the seed outlet sleeve 214 fall into the seed sliding shell 209, the seeds slide downwards along the seed sliding shell 209, the seeds which are adhered together in the sliding process are separated to form one seed, some seeds directly enter the sowing pipe 207 through the seed outlet 209c, some seeds collide with the seed pushing part 209b and rebound into the sowing pipe 207, the seeds in the seed sliding shell 209 are not accumulated, and the seeds entering the sowing pipe 207 are accurately discharged into the seed groove along the seed discharging part 207a, so that the sowing effect is good; the second ditching knife 201 is used for ditching fertilizer, when the fan acts, fertilizer in the fertilizer discharging pipe is blown into the fertilizer applying pipe, the fertilizer applying pipe basically discharges the fertilizer against the ground, and the fertilizer accurately falls into the fertilizer ditching; in the invention, the seed sliding shell 209 is used for connecting the first ditching cutter 202 and the second ditching cutter 201, has the function of seed sliding and has a simple and compact structure; can be applied to the operation of ditching, seeding and fertilizing.

Example 3

Referring to fig. 1 to 10, a second embodiment of the present invention is different from embodiment 1 in that it can further improve the working efficiency.

The no-tillage planter also comprises a plurality of second support plates 106 which are arranged on the planter frame 101 and behind the first support plates 105, the second support plates 106 are identical to the first support plates 105 in structure, a plurality of second planter ditching assemblies 300 are arranged on the planter frame 101 behind the first planter ditching assemblies 200, the second planter ditching assemblies 300 are staggered with the first planter ditching assemblies 200, the second planter ditching assemblies 300 are identical to the first planter ditching assemblies 200 in structure, and the planter boxes 210 in the second planter ditching assemblies 300 are fixed on the upper sides of the second support plates 106.

By arranging a plurality of second seeding ditching assemblies 300, the length of the seeding frame 101 is reduced, the number of rows of seeding operation is increased, and the operation efficiency is improved.

It should be noted that, in the above embodiment, the front-rear direction is parallel to the driving direction of the frame, the front and driving directions of the seeding frame 101 are the same, the rear and left directions are opposite to the driving directions of the seeding frame 101, the left and right directions are directions perpendicular to the front and rear directions, and an electric fertilizer applicator may be connected to the lower side of the seeding box 210, the lower side of the electric fertilizer applicator is fixed on the upper side of the supporting plate, and the seed outlet 210a of the electric seeder is aligned with the seed outlet 105a, which can realize quantitative seeding.

Claims

1. A no-tillage planter, characterized in that: which comprises the steps of (a) a step of,

the seeding support assembly (100), wherein the seeding support assembly (100) comprises a seeding frame (101), and a plurality of first support plates (105) are arranged on the upper part of the seeding frame (101);

the first seeding ditching assembly (200), first seeding ditching assembly (200) is including fixing seeding case (210) in first backup pad (105) upside, seed outlet (210 a) is opened to the bottom of seeding case (210), still be connected with smooth kind of shell (209) on first backup pad (105), smooth kind of shell (209) one end down articulates has degree of depth adjustment driver (203), be connected with backward and downward slope and stretch out can do reciprocating rectilinear movement's degree of depth adjustment pole (204) on degree of depth adjustment driver (203), articulated on smooth kind of shell (209) at degree of depth adjustment driver (203) rear have bracing piece (213), the one end that degree of depth adjustment pole (204) stretch out backward articulates with bracing piece (213), be connected with first ditching sword (202) on bracing piece (213), be connected with second ditching sword (201) on smooth kind of shell (209) at bracing piece (213) rear, second ditching sword (201) staggers with corresponding first ditching sword (202) in a left and right directions; seed outlet holes (105 a) are formed in a first supporting plate (105) at the lower side of a seed outlet (210 a), seed outlet sleeves (214) with seed outlet cavities are fixedly arranged at the lower side of the first supporting plate (105), seeding pipes (207) are connected to a seed sliding shell (209) between a first ditching knife (202) and a second ditching knife (201), seed outlet holes (105 a) are covered at the upper ends of the seed outlet cavities, the lower ends of the seed outlet cavities are communicated with inner cavities (207 b) of the seeding pipes (207), connecting grooves (209 d) are formed in one downward end of a seed sliding shell (209), upper ends of supporting rods (213) are arranged in the connecting grooves (209 d), seed sliding cavities (209 a) isolated from the connecting grooves (209 d) are formed in the upper parts of the seed sliding shell (209), one end of each seed sliding shell (209) is provided with an upward seed inlet, one end of each seed sliding sleeve (214) is upwards opened, one end of each seed sliding shell (209) is far away from the seed inlet sleeve (209 c) at the inner side of the seed outlet cavities (209 c), the lower side of the seed pushing part (209 b) is attached to the outer edge of the upper side of the inner cavity (207 b).

2. The no-tillage planter of claim 1 wherein: the angle of the second ditching knife (201) is adjustable.

3. The no-tillage planter of claim 2 wherein: the seed sliding shell (209) is rotatably connected with a connecting support (208), a plurality of angle adjusting teeth (208 a) are arranged on the periphery of one end of the connecting support (208) extending forwards, the seed sliding shell (209) is rotatably connected with an angle adjusting gear (211) meshed with the angle adjusting teeth (208 a), and the upper part of the second ditching knife (201) is fixedly connected with one end of the connecting support (208) away from the angle adjusting teeth (208 a).

4. The no-tillage planter of claim 3 wherein: the connecting support (208) is connected with a fixing support (205), and one end of the fixing support (205) extending out of the connecting support (208) backwards is rotatably connected with a middle roller (206).

5. The no-tillage planter according to any one of claims 1 to 4, wherein: the left end and the right end of the front part and the rear part of the seeding frame (101) are respectively rotatably connected with at least one front supporting roller (102) and a rear supporting roller (103).

6. The no-tillage planter according to any one of claims 1 to 4, wherein: the lower part of the seeding pipe (207) is provided with a seed sowing part (207 a) extending towards the direction where one side of the first ditching knife (202) away from the second ditching knife (201) is located, the seed sowing part (207 a) is provided with a seed sowing hole (207 a-1), the upper end of the seed sowing hole (207 a-1) is communicated with an inner cavity (207 b) of the seeding pipe (207), and the first ditching knife (202) covers the area where the lower end of the seed sowing hole (207 a-1) is located.