CN113439507B

CN113439507B - Hand seeder of adjustable seeding interval

Info

Publication number: CN113439507B
Application number: CN202110734640.5A
Authority: CN
Inventors: 黄乃凡
Original assignee: Hengyang Yousheng Agricultural Development Co ltd
Current assignee: Hengyang Yousheng Agricultural Development Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2023-04-18
Anticipated expiration: 2041-06-30
Also published as: CN113439507A

Abstract

The invention relates to the technical field of agricultural production and discloses a hand-push seeder capable of adjusting seeding intervals. Through the connecting rod, the bracing piece, a groove, the latch, the setting of take-up unit, make when one of them unloading awl is under, this moment this bracing piece can upwards pop out the card in the recess, it is rotatory to drive the line wheel simultaneously, make the connecting block on this moment this connecting rod right side can separate with it, lead to being in the connecting rod at rear, anticlockwise motion under supporting spring's resilience force effect, support tightly until each gag lever post contact, can realize the isopycnic and plant the crop promptly, not only can ensure that the casing can continuously advance, and when advancing the seeding, interval between the unloading awl of the place ahead equals, ensure to carry out the isopycnic crop seeding.

Description

Hand seeder of adjustable seeding interval

Technical Field

The invention relates to the technical field of agricultural production, in particular to a hand-push seeder capable of adjusting seeding space.

Background

The hand seeder is the planting machine with crops, seeds as the seeding object, the hand seeder has the characteristics of even seeding, uniform depth, stable row spacing, good earthing, seed saving, high working efficiency and the like, and mainly comprises a frame, a storage box, a seeding wheel and a blanking cone.

But the existing agricultural hand-push type seeder still has the defects in the actual use process: in the agricultural production process, for different crop seeds, the required seeding density and the required interval are different, and the planting density and the required interval for planting the same crop in different environmental climates are different, while the feeding cones of the traditional hand-push seeder are uniformly distributed on the seeding wheel, the interval is difficult to adjust, generally, the seeds requiring different planting densities are dealt with by detaching or adding a plurality of groups of feeding cones, but the mode is complex to operate, and for enabling the interval between every group of seeding to be the same, all the feeding cones are required to be detached and recombined, and the interval between every group of feeding cones is difficult to accurately ensure to be equal, namely, the interval of the subsequent seeding cannot be ensured, so that the seeding interval is not uniform easily, and the subsequent crop growth is influenced.

Disclosure of Invention

Aiming at the defects of the background art, the invention provides the hand-push seeder capable of adjusting the seeding distance, which has the advantages of simple and convenient adjustment and adaptability to the planting density of various crops, and solves the problems in the background art.

The invention provides the following technical scheme: the utility model provides a hand seeder of adjustable seeding interval, includes the frame, the one end fixedly connected with fixed axle of frame, the both ends of fixed axle are provided with the storage vat with frame fixed connection, the casing has been cup jointed in the inboard activity at fixed axle both ends, the solid fixed ring of middle part fixedly connected with of fixed axle, the middle part of solid fixed ring bottom is seted up flutedly, gu fixed ring's both sides all are provided with the spacing ring with fixed axle fixed connection, two a plurality of groups connecting rod have been cup jointed in the middle part activity of spacing ring, the connecting rod is close to the both sides of solid fixed ring one end and all is provided with the gag lever post, the bracing piece has been cup jointed in the middle part activity of connecting rod, the bracing piece is close to solid fixed ring's one end and articulates the latch with the connecting rod articulated, the middle part of connecting rod is provided with the take-up unit, the take-up unit is including seting up at the inside cavity of connecting rod and with bracing piece fixed connection's connecting rod, the both sides at connecting rod middle part all are provided with the connecting block, reset spring has been cup jointed in the outside activity at the connecting rod middle part, the both ends of connecting rod have cup jointed the line wheel, the side activity cup jointed, the stay cord is made for no elastic material, the other end fixedly connected with the connecting block of stay cord, the other end fixedly connected with the support spring of stay cord, the other end fixedly connected with material awl.

Preferably, the activity room has been seted up to the inside of fixed axle, the piston plate has been cup jointed in the middle part activity of activity room, the middle part fixedly connected with of piston plate one end and fixed axle threaded connection's screw rod, the inside packing of activity room has hydraulic oil, the one end of activity room is provided with sets up the hydraulic pressure chamber inside the fixed axle, the both ends intercommunication in hydraulic pressure chamber has sets up the intercommunication chamber inside solid fixed ring, the outside activity in intercommunication chamber has cup jointed a plurality of piston rods of group, the other end activity of piston rod has cup jointed sets up the regulation chamber inside the connecting rod, the both sides of adjusting the chamber all activity has cup jointed the gag lever post.

Preferably, a limiting cavity is formed in the connecting rod close to one end of the discharging cone, a sliding block fixedly connected with the supporting rod is movably sleeved in the middle of the limiting cavity, a through hole is formed in the middle of the sliding block, and a discharging pipe arranged in the connecting rod is arranged at the bottom of the limiting cavity.

Preferably, the connecting blocks connected with the pull rope in the connecting blocks on two sides of the middle part of the connecting rod are contacted with the connecting rod but not connected with the connecting rod, and the connecting blocks on the other sides which are not connected with the pull rope are fixedly connected with the connecting rod.

Preferably, two sets of arc-shaped limiting grooves are formed in the inner side of the wire wheel, and in an initial state, the reset spring is always in a compressed state.

The invention has the following beneficial effects:

1. through the connecting rod, the bracing piece, the recess, the latch, the setting of take-up unit, make when seeding, one of them unloading awl is under, this moment this bracing piece is close to the latch of solid fixed ring one end can pop out the card in the recess under reset spring's elasticity effect, it is rotatory to drive the line wheel simultaneously, make the connecting block on this moment this connecting rod right side can separate with it, lead to being in the connecting rod at rear, anticlockwise motion under supporting spring's resilience effect, until each gag lever post contact supports tightly, can realize the isopycnic and plant the crop promptly, can realize at the in-process that the seeding is advanced, after every unloading awl is sowed, can anticlockwise rotation to the place ahead, not only can ensure that the casing can continuously advance, and when advancing the seeding, the interval between the unloading awl of the place ahead equals, ensure to carry out isopycnic seeding crops, simultaneously along with the upwards moving up of bracing piece, can take the slider to upwards move up, make the through-hole be in the inside cavity of the casing, can realize automatic unloading.

2. Through the screw rod, the hydraulic pressure chamber, gu fixed ring, the setting of gag lever post, make before the seeding, according to the planting density of the different seeds of required seeding, rotatory screw rod, when required planting density is less, rotatory screw rod to shallower degree of depth, make both sides gag lever post withdraw, make the interval grow between two adjacent gag lever posts, lead to when the seeding, the connecting rod is rotatory and the interval between the preceding connecting rod diminishes under supporting spring's effect anticlockwise, can realize the minidensity and plant the crop promptly, the same reason, when the great crop of density is planted in needs seeding, only need the precession screw rod, the great length is stretched out to the control gag lever post, just can increase the interval between two adjacent connecting rods in the time of seeding, can be in order to carry out the bulk density seeding, not only can be through the stretching out of screw rod quick adjustment gag lever post, control the interval of each unloading awl when the seeding, and can ensure that planting density is even.

Drawings

FIG. 1 is a schematic view of the interior of a structural shell according to the present invention;

FIG. 2 is a schematic view of structure A of the present invention;

FIG. 3 is a schematic view of structure B of the present invention;

FIG. 4 is a schematic view of structure C of the present invention;

FIG. 5 is a schematic view of structure D of the present invention;

FIG. 6 is an internal view of the structural fixation shaft of the present invention;

FIG. 7 is a schematic view of structure E of the present invention;

FIG. 8 is a schematic view of structure F of the present invention;

FIG. 9 is a schematic view of a structural link of the present invention;

fig. 10 is a schematic overall appearance of the structure of the present invention.

In the figure: 1. a frame; 2. a fixed shaft; 3. a storage barrel; 4. a housing; 5. an activity room; 6. a piston plate; 7. a screw; 8. a hydraulic chamber; 9. a fixing ring; 10. a communicating cavity; 11. a piston rod; 12. a groove; 13. a connecting rod; 14. an adjustment chamber; 15. a limiting rod; 16. a limiting ring; 17. a support bar; 18. clamping teeth; 19. a take-up unit; 191. a cavity; 192. a connecting rod; 193. a return spring; 194. a wire wheel; 195. pulling a rope; 196. connecting blocks; 20. a support spring; 21. a limiting cavity; 22. a slider; 23. a through hole; 24. a discharging pipe; 25. and (4) discharging a cone.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-10, a hand seeder capable of adjusting a seeding interval includes a frame 1, a fixed shaft 2 is fixedly connected to one end of the frame 1, storage barrels 3 fixedly connected to the frame 1 are disposed at two ends of the fixed shaft 2, a housing 4 is movably sleeved on inner sides of two ends of the fixed shaft 2, a fixed ring 9 is fixedly connected to a middle portion of the fixed shaft 2, a groove 12 is disposed in a middle portion of a bottom end of the fixed ring 9, limit rings 16 fixedly connected to the fixed shaft 2 are disposed on two sides of the fixed ring 9, a plurality of sets of connecting rods 13 are movably sleeved on middle portions of the two limit rings 16, limit rods 15 are disposed on two sides of one end of each connecting rod 13 close to the fixed ring 9, a support rod 17 is movably sleeved on a middle portion of the connecting rod 13, a latch 18 hinged to the connecting rod 13 is hinged to one end of the support rod 17 close to the fixed ring 9, a tightening device 19 is disposed in a middle portion of the connecting rod 13, the tightening device 19 includes a cavity 191 movably sleeved inside the connecting rod 13 and a connecting rod 192 fixedly connected to the connecting rod 17, connecting rod 196 is disposed on two sides of the middle portion of the connecting rod 13, a return spring 193 is movably sleeved on an outer side of the connecting rod 192 sleeved to the connecting rod 192 movably sleeved to a wire wheel 191, a pull rope 195 movably sleeved to the other end of the wire wheel 191, and a pull rope 195 is connected to a material supporting rod 195 fixed connection block, and another end of the connecting rod 195.

Wherein, the activity room 5 has been seted up to the inside of fixed axle 2, the middle part activity of activity room 5 has cup jointed piston plate 6, the middle part fixedly connected with of piston plate 6 one end and the screw rod 7 of 2 threaded connection of fixed axle, the inside packing of activity room 5 has hydraulic oil, the one end of activity room 5 is provided with the hydraulic pressure chamber 8 of seting up in fixed axle 2 inside, the both ends intercommunication of hydraulic pressure chamber 8 has the intercommunication chamber 10 of seting up in solid fixed ring 9 inside, the outside activity of intercommunication chamber 10 has cup jointed a plurality of piston rods 11, the other end activity of piston rod 11 has cup jointed the regulation chamber 14 of seting up in connecting rod 13 inside, the both sides of regulation chamber 14 all activity has cup jointed gag lever post 15, before the start seeding, planting density according to the planting of the seed of required seeding, rotatory screw rod 7, when required planting density is less, rotatory screw rod 7 to shallower degree of depth, at this moment, piston plate 6 moves to the left side, make piston rod 11 move to solid fixed ring 9 inboard under the effect of hydraulic oil, make the inside production negative pressure that adjusts the chamber 14, make both sides gag lever post 15 withdraw, make the interval grow between two adjacent gag lever posts 15, it can realize that the interval grows up with the increase before the seeding more to handle the seeding with the seeding less seeding with the effect of spring 13, it can grow to handle the crop, it can more closely with the increase before the seeding, it can grow to control that the adjacent seeding screw rod 13, it can grow.

Wherein, connecting rod 13 has been close to the inside of unloading awl 25 one end and has been seted up spacing chamber 21, and the middle part activity in spacing chamber 21 has cup jointed the slider 22 with bracing piece 17 fixed connection, and through-hole 23 has been seted up at the middle part of slider 22, and the bottom in spacing chamber 21 is provided with the unloading pipe 24 of seting up in connecting rod 13 inside, can realize automatic unloading, ensures that only the unloading awl 25 that is in under (being in promptly planting the hole) can the feeding unloading.

The connecting blocks 196 connected with the pull rope 195 in the connecting blocks 196 on two sides of the middle of the connecting rod 13 are in contact with but not connected with the connecting rod 13, the connecting blocks 196 on the other side which are not connected with the pull rope 195 are fixedly connected with the connecting rod 13, the discharging cone 25 is positioned right below, namely, when the seeding pit is formed, the latch 18 at one end of the supporting rod 17 close to the fixing ring 9 can be popped out and clamped in the groove 12 under the elastic force action of the reset spring 193, at the moment, the wire wheel 194 is driven to rotate along with the upward movement of the supporting rod 17, the pulling rope 195 is released by the wire wheel 194, the connecting block 196 on the right side of the connecting rod 13 can be separated from the latch, the connecting blocks 196 on the two sides of the middle of the other connecting rods 13 which are not in the seeding state are still in a state of being tightly attached to the connecting rod 13, the connecting rod 13 at the rear side moves counterclockwise under the effect of the resilience force of the supporting spring 20 until the limiting rods 15 are in contact and tightly attached, the casing 4 can be ensured to continuously move forward, and when the seeding is moved forward, the spacing between the discharging cones 25 in front is equal, and the seeding density can be equal.

Wherein, two sets of arc spacing grooves have been seted up to the inboard of line wheel 194, and under initial condition, reset spring 193 is in compressed state all the time.

The working principle is that when sowing is carried out, the shell 4 moves in the field, when one blanking cone 25 is located right below the shell, namely when the sowing pit is in, at the moment, a latch at one end of the support rod 17 close to the fixing ring 9 can pop out and be clamped in the groove 12 under the elastic force of the return spring 193, at the moment, the support rod 17 moves upwards, the connecting rod 192 moves in arc-shaped limiting grooves on two sides inside the wire wheel 194, the wire wheel 194 is driven to rotate, the pull rope 195 is led out from the wire wheel 194, the connecting block 196 on the right side of the connecting rod 13 can be separated from the connecting rod 194 at the moment, the connecting rod 13 located behind the connecting rod moves anticlockwise under the elastic force of the support spring 20 until the limiting rods 15 are contacted and abutted tightly, the situation that in the process of advancing of sowing can be achieved, after each blanking cone 25 is sowed, the shell can rotate anticlockwise to the front can be ensured to continuously advance, and when the sowing is carried out, the front blanking cones 25 are spaced equally, and at the same time, the support rod 17 moves upwards, the sliding block 22 can be moved upwards, so that the through hole 23 is located in a seed cavity inside the shell 4, and automatic blanking can be achieved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hand seeder of adjustable seeding interval, includes frame (1), the one end fixedly connected with fixed axle (2) of frame (1), the both ends of fixed axle (2) are provided with storage vat (3) with frame (1) fixed connection, casing (4), its characterized in that have been cup jointed in the inboard activity at fixed axle (2) both ends: the middle part of the fixed shaft (2) is fixedly connected with a fixed ring (9), the middle part of the bottom end of the fixed ring (9) is provided with a groove (12), both sides of the fixed ring (9) are respectively provided with a limit ring (16) fixedly connected with the fixed shaft (2), two middle parts of the limit rings (16) are movably sleeved with a plurality of groups of connecting rods (13), both sides of one end of each connecting rod (13) close to the fixed ring (9) are respectively provided with a limit rod (15), the middle part of each connecting rod (13) is movably sleeved with a supporting rod (17), one end of each supporting rod (17) close to the fixed ring (9) is hinged with a latch (18) hinged with the corresponding connecting rod (13), the middle part of each connecting rod (13) is provided with a tightening device (19), the tightening device (19) comprises a cavity (191) arranged inside the corresponding connecting rod (13) and a connecting rod (192) fixedly connected with the supporting rod (17), both sides of the middle part of the corresponding connecting rod (13) are respectively provided with a connecting block (196), the outer side surface of the connecting rod (192) is sleeved with a reset spring (193), both ends of the connecting rod (192) are movably sleeved with a wire wheel (191) and a pull rope (195) and the pull rope (195) is made of the wire wheel (195) and the pull rope (195) is made of the elastic material, the other end of the pull rope (195) is fixedly connected with a connecting block (196), the other end of the connecting block (196) is fixedly connected with a supporting spring (20), and the other end of the connecting rod (13) is fixedly connected with a blanking cone (25).

2. The hand seeder of claim 1, wherein: activity room (5) have been seted up to the inside of fixed axle (2), the middle part activity of activity room (5) has cup jointed piston plate (6), the middle part fixedly connected with of piston plate (6) one end and fixed axle (2) threaded connection's screw rod (7), the inside packing of activity room (5) has hydraulic oil, the one end of activity room (5) is provided with sets up in fixed axle (2) inside hydraulic pressure chamber (8), the both ends intercommunication in hydraulic pressure chamber (8) has set up in solid fixed ring (9) inside intercommunication chamber (10), the outside activity in intercommunication chamber (10) has cup jointed a plurality of piston rod sets (11), the other end activity of piston rod (11) has cup jointed sets up in connecting rod (13) inside regulation chamber (14), the both sides activity in regulation chamber (14) has cup jointed gag lever post (15).

3. The hand seeder of claim 1, wherein: connecting rod (13) are close to the inside of unloading awl (25) one end and have been seted up spacing chamber (21), the middle part activity in spacing chamber (21) has cup jointed slider (22) with bracing piece (17) fixed connection, through-hole (23) have been seted up at the middle part of slider (22), the bottom in spacing chamber (21) is provided with sets up in connecting rod (13) inside unloading pipe (24).

4. The hand seeder of claim 1, wherein: connecting blocks (196) connected with the pull rope (195) in the connecting blocks (196) on two sides of the middle of the connecting rod (13) are in contact with the connecting rod (13) but are not connected, and the connecting blocks (196) on the other side which are not connected with the pull rope (195) are fixedly connected with the connecting rod (13).

5. The hand seeder of claim 1, wherein: two sets of arc-shaped limiting grooves are formed in the inner side of the wire wheel (194), and in an initial state, the reset spring (193) is always in a compressed state.