CN210298497U

CN210298497U - Special drill barrow for scientific research

Info

Publication number: CN210298497U
Application number: CN201921121318.XU
Authority: CN
Inventors: 李丽霞; 燕海云; 娄金华; 王智华; 魏立兴
Original assignee: Dongying Academy Of Agricultural Sciences
Current assignee: Dongying Academy Of Agricultural Sciences
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-04-14
Anticipated expiration: 2029-07-17

Abstract

The utility model relates to the technical field of agricultural implements, specifically disclose a special use of scientific research an animal-drawn seed plough for the seeding of cereal crops such as sorghum vulgare, millet, soybean, red bean and rice drought direct seeding research. Including the drill barrow frame, it is equipped with the accuse feed bin to be located between drill barrow leg and the hopper on the drill barrow frame, the accuse feed bin communicates hopper and drill barrow leg, be equipped with the stub axle on the accuse feed bin, the stub axle includes stub axle body and axle sleeve, stub axle body and axle sleeve cooperation form a plurality of branch silos of adjustable volume, the epaxial branch silo of stub axle is located the cavity of accuse feed bin and forms rotatory passageway with accuse feed bin cavity cooperation, through rotatory passageway, make the seed in the hopper at first get into in the branch silo of opening orientation top, through dividing during the rotatory back seed entering drill barrow leg towards below of silo, then get into soil through the drill barrow foot, wherein the branch silo that stub axle body and axle sleeve cooperation formed, can be through the position of rotatory adjusting nut control axle sleeve on the stub axle body, adjust the volume of dividing the silo, and then realize the regulation control to the drill barrow output quantity.

Description

Special drill barrow for scientific research

Technical Field

The utility model relates to an agricultural tool technical field, concretely relates to special drill barrow of scientific research.

Background

At present, the research of the crop scientific experimental field on the direct seeding of coarse cereal crops such as sorghum, millet, soybean, small bean and the like and rice on the dry land has the characteristics of strong scientificity, tight time, high standard requirement, small area, multiple factors, multiple repetition and the like, so that the complexity and the difficulty of field management are formed, and meanwhile, the field operation is required to be standard and meticulous in the experiment, so that the quality and the quantity are guaranteed;

for the reasons, the seeding and fertilizing links in the experiment cannot be completed by power machinery, and accurate test data can be obtained for comparison and analysis only by manually completing the operations in strict accordance with a test scheme within the same time with great care;

at present, in the comparison test of different seeding quantities in the same size test field, it is strict to plant spacing control, generally need draw parallel lines in advance on the test field, then sow along the line, this kind of operation wastes a large amount of time, and in order to satisfy the comparison of multiple different seeding quantities in the comparison test, need prepare the drill barrow of a plurality of different output quantities and sow, above-mentioned mode consumes a large amount of man-hours, according to the seeding output quantity that needs in the test scheme sometimes, can't find the drill barrow of corresponding bore, cause the operation task to be difficult to accomplish, no matter be in seeding or fertilize all to have above-mentioned same problem in the comparison test and be difficult to solve.

Disclosure of Invention

The utility model aims at providing a special drill barrow for scientific research aiming at the defects existing in the prior art, which has reasonable structure and can accurately regulate and control the output quantity during the seeding operation or the fertilizing operation.

The technical scheme of the utility model is that:

the special drill barrow for scientific research comprises a drill barrow frame, wherein the front end of the drill barrow frame is provided with a traveling wheel, the rear end of the drill barrow frame is provided with an upward inclined handrail, a hopper is arranged above the middle part of the drill barrow frame, a drill barrow leg is arranged below the drill barrow frame, the lower end of the drill barrow leg is provided with a drill barrow foot, a material control bin is arranged between the hopper and the drill barrow leg, the upper end of the material control bin is communicated with the hopper, the lower end of the material control bin is communicated with the drill barrow leg, a material shaft is arranged on the material control;

one end of the material shaft body is provided with a rotating shaft, one side, close to the rotating shaft, of the outer circumference of the material shaft body is provided with a tooth groove part, the other side of the outer circumference of the material shaft body is provided with a thread part, an adjusting nut is connected onto the thread part, the outer circumference of the tooth groove part is larger than the outer circumference of the material shaft body, a plurality of tooth grooves are uniformly formed in the outer circumferential surface of the tooth groove part, and the inner bottom surfaces of the tooth grooves are flush with the outer circumferential surface of the;

the shaft sleeve is positioned between the adjusting nut and the tooth groove part and is in sliding connection with the material shaft body, the outer circumference of the shaft sleeve is flush with the outer circumference of the tooth groove part, one side, close to the adjusting nut, of the shaft sleeve is in contact with the adjusting nut, a plurality of teeth matched with all the tooth grooves are arranged on one side, close to the tooth groove part, of the shaft sleeve, and two rows of staggered distributing grooves are formed after the teeth are matched with the tooth grooves;

a rotating shaft of the material shaft body penetrates through a bin wall on one side of the material control bin to be in transmission connection with the traveling wheel, the shaft sleeve penetrates through a bin wall opposite to the other side of the material control bin to be in rotary connection with the material control bin, and a material distributing groove on the material shaft is positioned in a cavity of the material control bin and is matched with the cavity of the material control bin to form a rotary channel;

the front end of the drill barrow frame is also provided with a scribing mechanism, the scribing mechanism comprises a cross beam and a longitudinal beam, the cross beam and the longitudinal beam are arranged vertically, the longitudinal beam is of a telescopic rod structure, a scribing wheel is arranged at the lower end of the longitudinal beam, and the upper end of the longitudinal beam is provided with a sliding sleeve; one end of the cross beam is detachably connected with the drill barrow frame, the other end of the cross beam is connected in the sliding sleeve in a sliding mode, and a locking bolt used for fixing the cross beam and the longitudinal beam is further arranged on the sliding sleeve.

Preferably, the part that the pivot passed accuse feed bin bulkhead installs first sprocket, install the second sprocket in the pivot of walking wheel, first sprocket and second sprocket pass through the chain and connect.

Preferably, install driving motor on the drill barrow frame, install the third sprocket on driving motor's the output shaft, first sprocket, second sprocket and third sprocket pass through the chain and connect.

Preferably, install the press wheel on the drill barrow leg, the press wheel is located the rear of drill barrow foot to the bottom of press wheel and the bottom of drill barrow foot are located same level.

Preferably, still be equipped with the board of turning soil on the drill barrow leg, the board of turning soil is located the middle part of drill barrow foot and walking wheel and is connected with the drill barrow leg, be equipped with on the board of turning soil and be the V-arrangement and incline towards the opening of drill barrow foot.

Preferably, a hairbrush is fixedly connected in a cavity of the material control bin, the hairbrush is located in front of the material shaft, and the hairbrush is in contact with the outer circumferential surface of the part of the material shaft in the cavity of the material control bin.

Preferably, the cross beam is provided with scales.

Compared with the prior art, the utility model, have following advantage:

the material shaft body is matched with the shaft sleeve to form two rows of material distributing grooves, and the material distributing grooves are matched with the material distributing grooves in the cavity to form a rotating channel, so that seeds in the hopper firstly enter the material distributing grooves with the openings facing upwards, then enter the drill legs after the material distributing grooves rotate towards downwards, and enter soil through drill feet, wherein the material shaft body is matched with the shaft sleeve to form two rows of material distributing grooves, the position of the shaft sleeve on the material shaft body can be controlled through a rotating adjusting nut to adjust the volume of the material distributing grooves, further the adjusting control of the output quantity of the drill is realized, the problem that the output quantity of the drill used in the current test cannot be controlled is solved, the test efficiency is effectively improved, and the test accuracy is ensured;

the walking wheels in the scribing mechanism roll lines with equal intervals on one side of the seeding path, then the seeding operation is carried out on the lines, and the like, so that the plants in the whole test field are sowed with equal intervals, the requirement of strictly controlling the distance between the plants in the test is met, meanwhile, the process of drawing parallel lines on the test field at present is saved, and the test efficiency is further improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the scribing mechanism;

FIG. 3 is a schematic top view of the scribing mechanism;

FIG. 4 is an exploded view of the stub shaft assembly;

FIG. 5 is a schematic structural view of the assembled material shaft;

FIG. 6 is a schematic structural view of a control bin and a material shaft after assembly;

FIG. 7 is a schematic view of the assembled control bin and material shaft from above;

in the figure: 1. handrail, 2, hopper, 3, the drill barrow frame, 4, the walking wheel, 5, accuse feed bin, 6, press wheel, 7, the board that digs, 8, the drill barrow foot, 9, driving motor, 10, marking wheel, 11, longeron, 12, crossbeam, 13, lock bolt, 14, divide the silo, 15, material axle body, 16, axle sleeve, 17, adjusting nut, 18, brush, 19, pivot, 20, flute portion, 21, tooth's socket, 22, screw thread portion, 23, tooth, 24, sliding sleeve.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

Example 1

Referring to fig. 1, special drill barrow of scientific research, including drill barrow frame 3, walking wheel 4 is installed to drill barrow frame 3's front end, and the rear end is equipped with tilt up's handrail 1, and drill barrow frame 3's middle part top is equipped with hopper 2, and the below is equipped with drill barrow leg, and drill barrow leg's lower extreme is equipped with forward bending's drill barrow foot 8, is equipped with between hopper 2 and the drill barrow leg and controls feed bin 5, and the upper end and the hopper 2 intercommunication of accuse feed bin 5, lower extreme and drill barrow leg intercommunication are equipped with the stub axle on the accuse feed bin 5, and the stub axle includes stub axle body 15 and.

Referring to fig. 4 and 5, a rotating shaft 19 is provided at one end of the material shaft body 15, a tooth groove portion 20 is provided at one side of the outer circumference of the material shaft body 15 close to the rotating shaft 19, and a threaded portion 22 is provided at the other side;

the adjusting nut 17 is connected to the threaded portion 22 in a threaded mode, the outer circumference of the tooth groove portion 20 is larger than the outer circumference of the material shaft body 15, a plurality of tooth grooves 21 are evenly formed in the outer circumferential face of the tooth groove portion 20, and the inner bottom faces of the tooth grooves 21 are flush with the outer circumferential face of the material shaft body 15.

The inner circumference of the shaft sleeve 16 is matched with the outer circumference of the material shaft body 15, and the outer circumference of the shaft sleeve 16 is the same as the outer circumference of the tooth socket part 20;

the shaft sleeve 16 and the material shaft body 15 are positioned on the same axis, the shaft sleeve 16 is positioned between the adjusting nut 17 and the tooth groove part 20 and is connected to the middle part of the material shaft body 15 in a sliding manner, and one side, close to the adjusting nut 17, of the shaft sleeve 16 is in contact with the adjusting nut 17;

a plurality of teeth 23 matched with each tooth groove 21 are arranged on one side, close to the tooth groove part 20, of the shaft sleeve 16, and the teeth 23 are in inserted connection and matching with the tooth grooves 21 to form two rows of staggered distributing grooves 14.

Referring to fig. 6 and 7, a rotating shaft 19 of the material shaft body 15 penetrates through a bin wall on one side of the material control bin 5 to be in transmission connection with the traveling wheel 4, specifically, the rotating shaft 19 penetrates through the bin wall of the material control bin 5 and then is connected with a first chain wheel, the rotating shaft 19 of the traveling wheel 4 is connected with a second chain wheel, and the first chain wheel is connected with the second chain wheel through a chain;

the shaft sleeve 16 penetrates through the opposite bin wall of the other side of the material control bin 5 to be rotatably connected with the material control bin 5, two sides of the part of the material shaft, which is positioned in the cavity of the material control bin 5, are in contact with the inner walls of two adjacent sides in the cavity of the material control bin, and the material distributing groove 14 on the material shaft is positioned in the cavity of the material control bin 5 and is matched with the cavity of the material control bin 5 to form a rotating channel.

The working principle is as follows: two rows of distributing grooves 14 are formed by matching the material shaft body 15 with the shaft sleeve 16, and then the distributing grooves are matched with the distributing grooves 14 in the cavity to form a rotating channel, so that seeds in the hopper 2 firstly enter the distributing grooves 14 with upward openings, then rotate downwards through the distributing grooves 14, fall into the drill legs and enter soil through the drill feet 8;

wherein the stub axle body 15 forms two rows of branch silos 14 with the cooperation of axle sleeve 16, can adjust the volume of branch silo 14 through the position of rotation adjusting nut 17 control axle sleeve 16 on stub axle body 15, and then realizes the regulation and control of a plough output quantity.

In order to ensure accurate data in a test field and strictly control the spacing between plants, generally parallel lines need to be drawn on the test field in advance, and then seeding is carried out along the lines, so that a large amount of time is wasted, in order to solve the problems, a scribing mechanism is also arranged at the front end of the drill barrow frame 3, specifically referring to fig. 2 and 3, the scribing mechanism comprises a cross beam 12 and a longitudinal beam 11, the cross beam 12 and the longitudinal beam 11 are arranged vertically, the longitudinal beam 11 is a telescopic rod structure with adjustable height, a scribing wheel is arranged at the lower end of the longitudinal beam 11, and a sliding sleeve 24 is arranged at the upper end of the longitudinal beam 11; one end of the beam 12 is detachably connected with the drill barrow frame 3 through a bolt, the other end of the beam 12 is connected in a sliding sleeve 24 in a sliding way, a locking bolt 13 is connected on the sliding sleeve 24 in a threaded way, the head of the locking bolt 13 penetrates through the sliding sleeve 24 to be in contact with the beam 12, and the beam 12 and the longitudinal beam 11 are locked and fixed through the locking bolt 13;

meanwhile, the cross beam 12 is also marked with scales of 20-60 cm, and the side surface of the drill barrow frame 3 adjacent to the scales is the zero point position of the scales, so that the marking mechanism can adjust the width more conveniently.

In use, firstly after corresponding suitable scale according to the width of seeding, the cross beam 11 and the longitudinal beam 12 are fixed through the locking bolt 13, the height of the longitudinal beam 11 is adjusted again to enable the scribing wheel 10 to roll marks on soil, the walking wheel 10 rolls equidistant lines on one side of a seeding path during seeding, then seeding operation is carried out on the lines, and the like in sequence, so that the plants in the whole test field are sowed at equal intervals, and the cross beam and the drill barrow frame 3 can be respectively fixed on two sides of the drill barrow frame 3 according to requirements by a detachable connection mode.

Example 2

The embodiment is optimized on the basis of embodiment 1;

install driving motor 9 on the drill barrow frame 3, install the third sprocket on driving motor 9's the output shaft, first sprocket, second sprocket and third sprocket pass through the chain and connect, reduce the physical power that consumes when the user promotes the drill barrow through increasing driving motor 9, make the utility model discloses it is more convenient, laborsaving to operate.

Install the press wheel 6 on the drill barrow leg, the press wheel 6 is located the rear of drill barrow foot 8 to the bottom of press wheel 6 and the bottom of drill barrow foot 8 are located same level, control the height of drill barrow foot 8 through the press wheel, avoid drill barrow foot 8 to insert in the deep soil.

Still be equipped with the board of turning earth 7 on the drill barrow leg, the board of turning earth 7 is located

drill barrow foot

8 and 4 middle parts of walking wheel and can dismantle with the drill barrow leg and be connected, is equipped with on the board of turning earth 7 to be V-arrangement and towards the opening of drill barrow foot 8, pushes the soil that drill barrow frame 8 colluded to the middle part through the V-arrangement open structure on the board of turning earth 7, flattens this part soil by the press wheel again to with the effectual cover of soil for the seed.

The hairbrush 18 is fixedly connected in the cavity of the material control bin 5, the hairbrush 18 is located in front of the material shaft, the hairbrush is in contact with the outer circumferential surface of the part, located in the cavity of the material control bin 5, of the material shaft, small-particle seeds adhered to the outer circumference of the shaft sleeve and the outer circumference of the material groove part 20 of the material shaft body 15 can be swept through the hairbrush 18, and the small-particle seeds are effectively prevented from being clamped in a crack between the material shaft and the inner wall of the material control bin 5.

The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge range of those skilled in the art without departing from the spirit of the present invention, and the changed contents still belong to the protection scope of the present invention.

Claims

1. Special use of scientific research an animal-drawn seed plough, including the drill barrow frame, the walking wheel is installed to the front end of drill barrow frame, and the rear end is equipped with tilt up's handrail, the middle part top of drill barrow frame is equipped with the hopper, and the below is equipped with the drill barrow leg, the lower extreme of drill barrow leg is equipped with drill barrow foot, its characterized in that: a material control bin is arranged between the hopper and the drill barrow leg, the upper end of the material control bin is communicated with the hopper, the lower end of the material control bin is communicated with the drill barrow leg, a material shaft is arranged on the material control bin, and the material shaft comprises a material shaft body and a shaft sleeve;

2. The specialized scientific drill according to claim 1, wherein: the part that the pivot passed accuse feed bin bulkhead installs first sprocket, install the second sprocket in the pivot of walking wheel, first sprocket and second sprocket pass through the chain and connect.

3. The specialized scientific drill according to claim 2, wherein: install driving motor on the drill barrow frame, install the third sprocket on driving motor's the output shaft, first sprocket, second sprocket and third sprocket pass through the chain and connect.

4. The specialized scientific drill according to claim 1, wherein: install the press wheel on the drill barrow leg, the press wheel is located the rear of drill barrow foot to the bottom of press wheel and the bottom of drill barrow foot are located same level.

5. The specialized scientific drill according to claim 4, wherein: the drill barrow is characterized in that the drill barrow leg is also provided with a soil turning plate, the soil turning plate is positioned in the middle of the drill barrow leg and the travelling wheel and is connected with the drill barrow leg, and the soil turning plate is provided with an opening which is V-shaped and inclines towards the drill barrow leg.

6. The specialized scientific drill according to claim 1, wherein: the inner cavity of the material control bin is fixedly connected with a hairbrush which is positioned in front of the material shaft, and the hairbrush is contacted with the outer circumferential surface of the part of the material shaft in the cavity of the material control bin.

7. The specialized scientific drill according to claim 1, wherein: scales are arranged on the cross beam.