CN216795697U

CN216795697U - Multi-row fixed-length drill seeding device

Info

Publication number: CN216795697U
Application number: CN202220245223.4U
Authority: CN
Inventors: 赵凯
Original assignee: JINING CITY ACADEMY OF AGRICULTURAL SCIENCES
Current assignee: JINING CITY ACADEMY OF AGRICULTURAL SCIENCES
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-06-24
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a multi-row fixed-length drilling device, which relates to the field of agricultural machinery equipment and adopts the technical scheme that the drilling device comprises a seed hopper, wherein a dispersing mechanism is arranged below the seed hopper, a horizontal cross frame is arranged above the seed hopper, a feed opening is formed in the cross frame corresponding to the seed hopper, and a seed box is connected to the upper side of the cross frame in a sliding manner; the lower side of the seed box is connected with a bottom plate in a sliding manner, the upper surface of one side of the feed opening of the transverse frame is provided with a stop block corresponding to the bottom plate, and a plurality of partition plates are arranged in the seed box in an array manner; a driven rack is fixedly arranged on one side of the box wall of the seed box and is linked with the pressure rod through a gear set; when the pressure lever moves upwards, the pressure lever drives the seed box to horizontally displace along the cross frame through the gear set. The beneficial effects of the utility model are: the scheme of the device can be applied to the existing similar drill seeder as a modification scheme, through the modification of the scheme, the automatic blanking of the drill seeder can be realized, and the bag opening process during seeding is transferred to the preparation work before seeding, so that the operation burden in the seeding process is reduced, and the operation time is saved.

Description

Multi-row fixed-length drill seeding device

Technical Field

The utility model relates to the field of agricultural machinery equipment, in particular to a multi-row fixed-length drilling device.

Background

The drill seeder is a device for carrying out multirow seeding, and seeds are put into the seed bucket and are scattered into a plurality of pipelines through a scattering mechanism in the lower part of the seed bucket, and finally fall into a groove formed in the ground after passing through the pipelines, so that the multirow drill seeding is finished.

In the process of wheat cultivation, wheat seeds are usually subpackaged in small bags, and when the existing drill seeder is used for seeding, when the existing drill seeder is moved to a seeding position, a worker is required to unpack the seed bags for one-time seed input work, namely, when the drill seeder is moved to one position, the seeding amount is one bag of seeds. Therefore, when the sowing work is carried out, the bag needs to be continuously removed by the working personnel, and the process is relatively complicated and time-consuming.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problem, the utility model provides a multi-row fixed-length drilling device capable of automatically and quantitatively seeding.

The technical scheme includes that the device comprises a seed hopper, a dispersing mechanism is arranged below the seed hopper, the dispersing mechanism is respectively connected with a discharging pipe through a plurality of hoses, the seed hopper, the dispersing mechanism, the hoses and the discharging pipe are all arranged on a support, a horizontal cross frame is arranged above the seed hopper, a discharging port is arranged on the cross frame corresponding to the seed hopper, and a seed box is connected to the upper side of the cross frame in a sliding manner;

the lower side of the seed box is connected with a bottom plate in a sliding manner, the upper surface of one side of the feed opening of the transverse frame is provided with a stop block corresponding to the bottom plate, and a plurality of partition plates are arranged in the seed box in an array manner;

a driven rack is fixedly arranged on one side of the box wall of the seed box and is linked with the pressure rod through a gear set;

when the pressure lever moves upwards, the pressure lever drives the seed box to horizontally displace along the cross frame through the gear set, and the displacement distance is the sum of the distance between two adjacent partition plates and the thickness of one partition plate.

Preferably, the gear set comprises a driven wheel meshed with the driven rack, and the driven wheel is linked with the driving wheel through a gear direction changing mechanism;

the upper end of the pressure lever is fixedly connected with a driving rack, and the driving rack is meshed with the driving wheel;

the gear direction changing mechanism is a gear combination with an input shaft and an output shaft forming an angle of 90 degrees;

the driving wheel is coaxial with an input shaft of the gear direction changing mechanism, and the driven wheel is coaxial with an output shaft of the gear direction changing mechanism;

the driving wheel is sleeved with the input shaft of the gear direction changing mechanism through a one-way bearing.

Preferably, the seed box is prefabricated in several pieces.

Preferably, the seed case is provided with a top cover.

Preferably, a door-shaped frame is fixedly arranged on the upper side of the transverse frame and is positioned on one side of the feed opening;

the transverse frame is connected with a limiting frame in a sliding mode, and the door-shaped frame and the limiting frame correspond to the seed box.

Preferably, a rod body of the pressure rod is provided with a return spring. The body of rod of depression bar is provided with the limiting plate, and reset spring sets up between the horizontal body of rod structure of limiting plate and support self, and when the depression bar shifts up, reset spring compression.

Preferably, the upper surface of the cross frame is provided with a sliding groove, and the seed box is connected with the cross frame in a sliding manner through the sliding groove.

Preferably, the gear direction changing mechanism comprises a crown gear coaxial and fixedly connected with the driven wheel and a flat gear coaxial with the driving wheel, and the flat gear is meshed with the crown gear.

Preferably, the driving wheel and a wheel shaft of a flat gear in the gear direction changing mechanism are arranged on a gear carrier, the gear carrier comprises a support plate and a support rod which are fixedly connected, the wheel shaft of the flat gear is rotatably connected with the support plate, the support rod is inserted into the upper side of the horizontal rod body structure of the support 5, and a pressure spring is sleeved on the outer side of the support rod.

Preferably, the lower part of the pressure lever is an expansion lever sleeved inside and outside, and a locking bolt is arranged at the joint of the inner lever and the outer lever.

The technical scheme provided by the embodiment of the utility model has the following beneficial effects: the scheme of the device can be applied to the existing similar drill seeder as a modification scheme, through the modification of the scheme, the automatic blanking of the drill seeder can be realized, and the bag opening process during seeding is transferred to the preparation work before seeding, so that the operation burden in the seeding process is reduced, and the operation time is saved.

Drawings

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

Fig. 2 is a schematic overall structure diagram of the embodiment of the utility model.

Fig. 3 is a state diagram of the gear set of fig. 2.

Fig. 4 is a partially enlarged view a of fig. 3.

Wherein the reference numerals are: 1. a seed hopper; 2. a dispersing mechanism; 3. a hose; 4. a discharging pipe; 5. a support; 6. a cross frame; 61. a feeding port; 62. a stopper; 63. a door-shaped frame; 64. a limiting frame; 7. a seed box; 71. A base plate; 72. a driven rack; 73. a partition plate; 8. a gear set; 81. a driven wheel; 82. a gear change mechanism; 83. a driving wheel; 84. a driving rack; 9. a pressure lever; 91. a return spring; 10. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the utility model and are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the utility model. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the utility model, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the utility model, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, e.g. as being fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

Referring to fig. 1 to 4, the utility model provides a multi-row fixed-length drilling device, which comprises a seed hopper 1, wherein a dispersing mechanism 2 is arranged below the seed hopper 1, the dispersing mechanism 2 is respectively connected with a discharging pipe 4 through a plurality of hoses 3, the seed hopper 1, the dispersing mechanism 2, the hoses 3 and the discharging pipe 4 are all arranged on a bracket 5, a horizontal cross frame 6 is arranged above the seed hopper 1, the cross frame 6 is provided with a discharging port 61 corresponding to the seed hopper 1, and the upper side of the cross frame 6 is connected with a seed box 7 in a sliding manner;

the lower side of the seed box 7 is connected with a bottom plate 71 in a sliding way, the upper surface of one side of the feed opening 61 of the transverse frame 6 is provided with a stop block 62 corresponding to the bottom plate 71, and a plurality of partition plates 73 are arranged in the seed box 7 in an array way;

a driven rack 72 is fixedly arranged on one side of the box wall of the seed box 7, and the driven rack 72 is linked with the pressure lever 9 through a gear set 8;

when the pressure rod 9 moves upwards, the pressure rod 9 drives the seed box 7 to horizontally move along the cross frame 6 through the gear set 8, and the displacement distance is the sum of the distance between two adjacent partition plates 73 and the thickness of one partition plate 73.

The gear set 8 comprises a driven wheel 81 meshed with the driven rack 72, and the driven wheel 81 is linked with a driving wheel 83 through a gear direction changing mechanism 82;

the upper end of the pressure lever 9 is fixedly connected with a driving rack 84, and the driving rack 84 is meshed with a driving wheel 83;

the gear direction changing mechanism 82 is a gear combination with an input shaft and an output shaft forming an angle of 90 degrees;

the driving wheel 83 is coaxial with the input shaft of the gear direction changing mechanism 82, and the driven wheel 81 is coaxial with the output shaft of the gear direction changing mechanism 82;

the driving wheel 83 is sleeved with the input shaft of the gear direction changing mechanism 82 through a one-way bearing.

The seed cases 7 are prefabricated in several numbers.

The seed case 7 is provided with a top cover.

When using current drill seeder to operate, unpack every kind bag at the scene and throw into the kind fill again, make whole seeding process become comparatively slow, through this device, can throw into every wall in kind box 7 after tearing the bag with the seed in advance, after filling up all kind boxes 7 of preparing to use, carry kind box 7 with this device go to the seeding department can. Through the method, the seed bag does not need to be detached during seeding, and the seeding time consumption can be greatly reduced.

When preparing to sow seeds, a seed box 7 filled with seeds is placed on the cross frame 6, the stopper 62 is abutted against the bottom plate 71, and the driven wheel 81 is engaged with the driven rack 72. The handle 10 on one side of the device is respectively held by two workers, the device is vertically placed at a first sowing position, in the process of downward placing, the pressure rod 9 is firstly contacted with the ground, so that the pressure rod is jacked up, in the upward moving process of the pressure rod 9, the driving rack 84 is driven to move and is converted into the rotation of the driving wheel 83, at the moment, the one-way bearing is in a locking state, namely, the driving wheel 83 and the input shaft of the gear direction changing mechanism 82 synchronously rotate, the rotating force is transmitted to the driven wheel 81 through the gear direction changing mechanism 82, finally, the driven wheel 81 drives the driven rack 72 to move for a distance, and the distance value is the sum of the thickness of the two adjacent partition plates 73 and the thickness of one partition plate 73. Because the stop block 62 limits the displacement of the bottom plate 71, only the upper part of the seed box 7 moves, and with the displacement, seeds in a partition are exposed above the feed opening 61 and fall into the seed hopper 1 through the feed opening, and finally fall into the opened groove through the feed pipe 4, so that the seeding in one position is completed.

Then the worker lifts the device, the pressure lever 9 moves downwards to reset, and the one-way bearing is in a state that the inner ring and the outer ring rotate relatively in the process. The driving wheel 83 rotates freely without transmitting the rotational force to the gear changing mechanism 82. When the device moves to the next sowing position, the above process is repeated until all the seeds in the current seed box 7 are used up, and the next seed box 7 is replaced.

Example 2

On the basis of the embodiment 1, a door-shaped frame 63 is fixedly arranged on the upper side of the transverse frame 6, and the door-shaped frame 63 is positioned on one side of the feed opening 61;

the transverse frame 6 is connected with a limit frame 64 in a sliding way, and the door-shaped frame 63 and the limit frame 64 correspond to the seed box 7.

The upper surface of the cross frame 6 is provided with a chute, and the seed box 7 is connected with the cross frame 6 in a sliding way through the chute.

The seed box 7 is limited by the door-shaped frame 63 and the limiting frame 64, and after the seed box 7 is placed on the cross frame 6, the seed box 7 cannot be separated from the driven wheel 81 in the use process.

Example 3

On the basis of the above embodiment, the rod body of the pressing rod 9 is provided with the return spring 91. A limiting plate is arranged on the rod body of the pressure rod 9, a return spring 91 is arranged between the limiting plate and the horizontal rod body structure of the support 5, and when the pressure rod 9 moves upwards, the return spring 91 is compressed. The return of the driving rack 84 is ensured by the return spring 91.

Example 4

On the basis of the above embodiment, the gear changing mechanism 82 includes a crown gear coaxial with and fixedly connected to the driven wheel 81, and a flat gear coaxial with the driving wheel 83, the flat gear being engaged with the crown gear.

The driving wheel 83 and the wheel shaft of the flat gear in the gear direction changing mechanism 82 are arranged on a gear carrier, the gear carrier comprises a support plate and a support rod which are fixedly connected, the wheel shaft of the flat gear is rotatably connected with the support plate, the support rod is inserted into the upper side of the horizontal rod body structure of the support 5, and the outer side of the support rod is sleeved with a pressure spring.

When a new seed box 7 needs to be put in, the seed box 7 is pushed in, and meanwhile, when the driven rack 72 on one side of the seed box 7 is contacted with the driven wheel 81, the support plate structure of the gear carrier is manually pressed down, so that the flat gear and the crown gear are separated temporarily, after the seed box 7 is pushed to be in place, the support plate is released, and the gear carrier is reset. Through the structure, the situation that the pressing rod 9 below follows the movement due to the linkage of the gear set 8 when the seed box 7 is put in can be avoided.

Example 5

On the basis of the above embodiment, the lower part of the pressure lever 9 is an expansion lever sleeved inside and outside, and the joint of the inner lever and the outer lever is provided with a locking bolt.

With this structure, the moving distance of the driving rack 84 can be adjusted, and it is convenient to install and debug, and it is ensured that the displacement of the driving rack 84 matches the displacement distance of the seed cassette 7.

Example 6

On the basis of above-mentioned embodiment, support 5 includes the notch bridge that is located both sides, sets up a plurality of horizontal poles between two notch bridge framves, and notch bridge top sets up crossbearer 6, and the horizontal pole of notch bridge bottom is the telescopic link, through adjusting lever body length, can regard as the displacement distance measurement when seeding at every turn and consult.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A multi-row fixed-length drilling device comprises a seed hopper (1), wherein a dispersing mechanism (2) is arranged below the seed hopper (1), and the dispersing mechanism (2) is respectively connected with a discharging pipe (4) through a plurality of hoses (3), and is characterized in that a horizontal cross frame (6) is arranged above the seed hopper (1), the cross frame (6) is provided with a discharging port (61) corresponding to the seed hopper (1), and the upper side of the cross frame (6) is connected with a seed box (7) in a sliding manner;

the lower side of the seed box (7) is connected with a bottom plate (71) in a sliding manner, the upper surface of one side of the feed opening (61) of the transverse frame (6) is provided with a stop block (62) corresponding to the bottom plate (71), and a plurality of partition plates (73) are arranged in the seed box (7) in an array manner;

a driven rack (72) is fixedly arranged on one side of the box wall of the seed box (7), and the driven rack (72) is linked with a pressure lever (9) through a gear set (8);

when the pressure lever (9) moves upwards, the pressure lever (9) drives the seed box (7) to horizontally displace along the cross frame (6) through the gear set (8), and the displacement distance is the sum of the distance between two adjacent partition plates (73) and the thickness of one partition plate (73).

2. A multi-row fixed length seed drill according to claim 1, wherein the gear set (8) comprises a driven wheel (81) engaged with the driven rack (72), the driven wheel (81) being linked with a driving wheel (83) through a gear change mechanism (82);

the upper end of the pressure lever (9) is fixedly connected with a driving rack (84), and the driving rack (84) is meshed with the driving wheel (83);

the gear direction changing mechanism (82) is a gear combination with an input shaft and an output shaft forming an angle of 90 degrees;

the driving wheel (83) is coaxial with an input shaft of the gear direction changing mechanism (82), and the driven wheel (81) is coaxial with an output shaft of the gear direction changing mechanism (82);

the driving wheel (83) is sleeved with an input shaft of the gear direction changing mechanism (82) through a one-way bearing.

3. A multi-row fixed length drilling device according to claim 1 or 2, characterized in that a door-shaped frame (63) is fixedly arranged on the upper side of the cross frame (6), and the door-shaped frame (63) is positioned on one side of the feed opening (61);

the transverse frame (6) is connected with a limit frame (64) in a sliding mode, and the door-shaped frame (63) and the limit frame (64) correspond to the seed box (7).

4. A multi-row fixed length drilling device according to claim 1 or 2, characterized in that a return spring (91) is arranged on the rod body of the pressure rod (9).

5. A multi-row fixed length drilling device according to claim 3, wherein the upper surface of the cross frame (6) is provided with a sliding groove, and the seed box (7) is connected with the cross frame (6) in a sliding way through the sliding groove.

6. A multi-row fixed length drilling device according to claim 2, wherein the gear change mechanism (82) comprises a crown gear coaxial with and fixedly connected to the driven wheel (81), and a flat gear coaxial with the driving wheel (83), the flat gear being in mesh with the crown gear.

7. The multi-row fixed-length drilling device according to claim 1 or 2, wherein the lower part of the pressure lever (9) is an expansion lever sleeved inside and outside, and a locking bolt is arranged at the joint of the inner lever and the outer lever.