CN212393163U

CN212393163U - Weeding device

Info

Publication number: CN212393163U
Application number: CN202022118408.2U
Authority: CN
Inventors: 张洪程; 霍中洋; 张瑞宏; 戴其根; 奚小波; 沈辉; 张翼夫; 龚俊杰; 金亦富
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-01-26
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a weeding device in the technical field of agricultural machinery, which comprises a frame, a plurality of transmission boxes which are arranged in the same row are distributed on the frame, one end of each transmission box which inclines backwards and stretches out downwards is rotatably connected with a transmission shaft, in the left and right direction, two ends of the transmission shaft extend out of the transmission case, two ends of the transmission shaft extending out of the transmission case are respectively connected with a weeding wheel, the periphery of the weeding wheel is provided with a hobbing assembly I, the hobbing assembly I comprises a plurality of weeding plates I distributed on the periphery of the weeding wheel, one end of each weeding plate I is fixed on the outer side of the weeding wheel, the other end of each weeding plate I is provided with a plurality of hobbing assemblies I, a tooth socket I is formed between every two adjacent hobbing assemblies, one backward end of the transmission case is fixed with a limiting frame, the lower side of the limiting frame is connected with two sliding shovels, and the positions of the two sliding shovels in the left and right direction correspond to the positions of the two weeding wheels on the transmission shaft; the utility model discloses reliable operation, weeding effect is good.

Description

Weeding device

Technical Field

The utility model belongs to the technical field of agricultural machine, in particular to weeding device.

Background

With the development of green agriculture and ecological agriculture, people gradually abandon the use of herbicides and other medicines with chemical components for weeding and often adopt a weeding machine for weeding. In the prior art, the name of the multifunctional machine for weeding in opposite rows is disclosed, the publication number is CN 111149454A, the multifunctional machine comprises a rack, a plurality of transmission boxes arranged in the same row are distributed on the rack, one end of each transmission box, which is inclined backwards and extends downwards, is rotatably connected with a transmission shaft, in the left and right directions, two ends of each transmission shaft extend out of the transmission boxes, two ends of each transmission shaft extending out of the transmission boxes are respectively connected with opposite-row weeding wheels, and a plurality of weeding blades are distributed on the periphery of the opposite-row weeding wheels.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point among the prior art, provide a weeding device, solved the not good technological problem of weeding effect among the prior art, the utility model discloses reliable operation, weeding effect is good.

The purpose of the utility model is realized like this: the utility model provides a weeding device, includes the frame, the transmission case that a plurality of same rows set up that have arranged in the frame, the transmission case inclines backward and the one end that stretches out downwards rotationally is connected with the transmission shaft, about in the direction, outside the transmission case was all stretched out at the both ends of transmission shaft, the transmission shaft both ends that stretch out the transmission case were connected with the except that grass takes turns respectively, the periphery of except that grass takes turns is equipped with hobbing assembly one, hobbing assembly one is including a plurality of except that grass board one of arranging in except that grass takes turns periphery, except that the one end of grass board is fixed in the except that grass takes turns the outside, and a plurality of hobbing of having arranged at the other end of weeding board one form tooth's socket one between two adjacent hobbing, the one end that the transmission case is towards the back is fixed with spacing, and the downside of spacing is connected with two spades, and the position of two epaxial weeding wheels of two spades.

In the utility model, the direction which is parallel to the peripheral tangential direction of the weeding wheel and is divided from one end of the weeding plate I to the other end of the weeding plate I is opposite to the rotating direction of the weeding wheel, the rotating direction of the weeding wheel is the same as the advancing direction of the frame, and the transmission case is rotatably connected on the connecting shaft; the transmission case acts, the transmission shaft rotates, the rotation of the transmission shaft drives the rotation of the weeding wheels, the action direction of the transmission case is controlled, the rotation direction of the weeding wheels is enabled to be consistent with the advancing direction of the rack, the weeding wheels drive the rotation of the weeding plates I, the adjacent two hobbing gears I pick weeds in corresponding areas out of soil, and the picked weeds are thrown backwards, so that weeding is realized; meanwhile, the limiting frame provides support for the weeding wheels and limits weeding depth; can be applied to the weeding work among rows.

In order to improve weeding effect, the periphery of weeding wheel still is equipped with hobbing assembly two, hobbing assembly two is provided with a weeding board two including arranging a plurality of weeding boards two in the weeding wheel periphery between two adjacent weeding boards one, the one end of weeding board two is fixed in the weeding wheel outside, and a plurality of hobbing teeth two of having arranged are arranged to the other end of weeding board two, form tooth's socket two between two adjacent hobbing teeth, the setting of staggering on the axial direction of tooth's socket one and tooth's socket two.

In order to further improve the weeding effect, at least one weeding assembly I is arranged on the lower side of the sliding shovel and comprises a plurality of grass hooking teeth I arranged in the same row, and a grass shoveling space I is formed between each grass hooking tooth I and the downward side of the sliding shovel; in the design, the first tooth spaces between the first adjacent hobbing gears and the second tooth spaces between the second adjacent hobbing gears throw small grasses backwards together with the roots, the first grass hooking gears scoop the small grasses thrown backwards to clean the roots of the small grasses, the small grasses float in a paddy field, the roots cannot land on the ground, and the weeding purpose is realized through the combined arrangement of the weeding wheel, the hobbing gear assembly and the weeding assembly, so that the growth of crop seedlings is facilitated.

As a further improvement, the first weeding assembly is provided with two sets, and the first weeding assembly is arranged at intervals in the front and back directions.

In order to further avoid missed weeding, the lower side of the sliding shovel between the two weeding assemblies I is also connected with a weeding assembly II, the weeding assembly II comprises a plurality of grass hooking teeth II arranged in the same row, a grass shoveling space I is formed between the grass hooking teeth II and the downward side of the sliding shovel, and a grass hooking tooth II is arranged between every two adjacent grass hooking teeth I in the left-right direction; in the design, the grass hooking teeth II shovel small grass between the two grass hooking teeth I at the front end and the rear end, so that the small grass is cleaned, the grass leakage is avoided, and the weeding effect is further improved.

In order to further realize the rotation of weeding wheel, the anterior fixedly connected with drive box of frame, be connected with the drive shaft on the drive box, the one end that the drive shaft stretches out outside the drive box is connected with the action wheel, is connected with the connecting axle in the frame at drive box rear, be connected with from the driving wheel on the connecting axle, the action wheel with connect from the driving wheel transmission, the power input of transmission case is the connecting axle.

In order to further improve the reliability of the rotation of the connecting shaft, the rack is connected with a plurality of supporting seats, and the connecting shaft is rotatably connected to the supporting seats.

As a further improvement of the utility model, the sliding shovel which extends forwards out of the limiting frame is tilted upwards, and the rear part of the sliding shovel is tilted upwards; in the design, the front end and the rear end of the sliding shovel are tilted upwards, soil is not easy to accumulate on the sliding shovel, and the sliding resistance of the sliding shovel is reduced.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a first perspective view of the present invention.

Fig. 3 is a second perspective view of the present invention.

Fig. 4 is a three-dimensional structure diagram of the present invention.

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

Fig. 6 is a partially enlarged view of a portion a in fig. 5.

Fig. 7 is a partial enlarged view of fig. 5 at B.

The weeding machine comprises a transmission case 1, a frame 2, a connecting shaft 3, a hobbing assembly I4, a weeding plate I401, a hobbing gear I401 a, a gullet I402, a weeding wheel 5, a hobbing assembly II 6, a weeding plate II 601, a hobbing gear II 601a, a connecting part 601b, a grass pressing part 601c, a gullet II 602, a sliding shovel 7, a limiting frame 8, a chain 9, a driving wheel 10, a driven wheel 11, a transmission shaft 12, a weeding assembly II 13, a weeding tooth II 1301, a weeding space I1302, a weeding assembly I14, a weeding tooth I1401, a weeding tooth I1402, a weeding space I1402, a supporting seat 15, a driving motor 16 and a driving shaft 17.

Detailed Description

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

A weeding device as shown in fig. 1-7, comprising a frame 2, a plurality of transmission boxes 1 arranged in the same row are arranged on the frame 2, one end of each transmission box 1 which inclines backwards and extends downwards is rotatably connected with a transmission shaft 12, two ends of each transmission shaft 12 extend out of the transmission box 1 in the left-right direction, two ends of each transmission shaft 12 extending out of the transmission box 1 are respectively connected with a weeding wheel 5, the periphery of each weeding wheel 5 is provided with a hobbing assembly I4, each hobbing assembly I4 comprises a plurality of weeding plates I401 arranged on the periphery of the weeding wheel 5, one end of each weeding plate I401 is fixed outside the weeding wheel 5, a plurality of hobbing assemblies I401 a are arranged at the other end of each weeding plate I401, a tooth socket I402 is formed between every two adjacent hobbing assemblies 401a, a limiting frame 8 is fixed at the backward end of the transmission box 1, two sliding shovels 7 are connected at the lower side of the limiting frame 8, the positions of the two sliding shovels 7 in the left-right direction correspond to the positions of the two, the sliding shovel 7 extending forwards out of the limiting frame 8 tilts upwards, and the rear part of the sliding shovel 7 tilts upwards; the periphery of the weeding wheel 5 is also provided with a hobbing assembly II 6, the hobbing assembly II 6 comprises a plurality of weeding plates II 601 arranged on the periphery of the weeding wheel 5, a weeding plate II 601 is arranged between every two adjacent weeding plates I401, the weeding plate II 601 comprises a connecting part 601b, one end of the connecting part 601b is fixedly connected to the periphery of the weeding wheel 5, the other end of the connecting part 601b is fixedly provided with a grass pressing part 601c, the outer edge of the grass pressing part 601c is bent and protruded outwards, the connecting part 601b extends out in the direction of the upward inclination in the tangential direction opposite to the rotating direction of the weeding wheel 5, a plurality of hobbing teeth II 601a are arranged at one end, far away from the connecting part 601b, of the grass pressing part 601c, a tooth socket II 602 is formed between every two adjacent hobbing teeth 601a, and tooth sockets I402 and II 602 are staggered in the axial direction.

In order to further improve the weeding effect, at least one weeding assembly I14 is arranged on the lower side of the sliding shovel 7, the weeding assembly I14 comprises a plurality of grass-hooking teeth I1401 arranged in the same row, and a grass spading space I14021301 is formed between the grass-hooking teeth I1401 and the downward side of the sliding shovel 7; in this embodiment, the weeding assemblies 14 are provided with two groups, the two groups of weeding assemblies 14 are arranged at intervals in the front-rear direction, the lower side of the sliding shovel 7 between the two groups of weeding assemblies 14 is further connected with a weeding assembly two 13, the weeding assembly two 13 comprises a plurality of grass hooking teeth two 1301 arranged in the same row, a grass shoveling space one 14021301 is formed between the grass hooking teeth two 1301 and the downward side of the sliding shovel 7, in the left-right direction, a grass hooking tooth two 1301 is arranged between two adjacent grass hooking teeth one 1401, and the structures of the grass hooking teeth two 1301 and the grass hooking teeth one 1401 are the same.

In order to further realize the rotation of the weeding wheels 5, the front part of the frame 2 is fixedly connected with a driving box, the driving box is connected with a driving shaft 17, one end of the driving shaft 17, which extends out of the driving box, is connected with a driving wheel 10, the frame 2 at the rear part of the driving box is connected with a connecting shaft 3, the frame 2 is connected with a plurality of supporting seats 15, the connecting shaft 3 is rotatably connected with the supporting seats 15, the connecting shaft 3 is connected with a driven wheel 11, the driving wheel 10 is in transmission connection with the driven wheel 11, and the power input of the transmission box; in this embodiment, the driving wheel 10 and the driven wheel 11 are preferably sprockets, and the driving wheel 10 and the driven wheel 11 are connected via a chain 9.

In the utility model, the direction which is parallel to the tangential direction of the periphery of the weeding wheel 5 and is separated from one end of the weeding plate I401 to the other end of the weeding plate I401 is opposite to the rotating direction of the weeding wheel 5, the rotating direction of the weeding wheel 5 is the same as the advancing direction of the frame 2, and the transmission case 1 is rotatably connected on the connecting shaft 3; the structure except the second hobbing gear 601a of the second weeding plate 601 is the same as that of the first weeding plate 401; in the embodiment, the power of the driving box is the driving motor 16, and the two weeding wheels 5 of the transmission shaft 12 are arranged between two adjacent rows to weed between the rows; the first weeding plate 401 and the second weeding plate 601 are weeding blades; when the weeding device is placed on the horizontal ground, the lowest position of the hook tooth is flush with the lowest position of the first weeding plate 401 or the second weeding plate 601; the driving motor 16 acts, the driving shaft 17 rotates, the driving shaft 17 drives the driving wheel 10 to rotate, the driving wheel 10 drives the driven wheel 11 to rotate through the chain 9, the driven wheel 11 drives the connecting shaft 3 to rotate, the connecting shaft 3 drives the transmission shaft 12 to rotate, the transmission shaft 12 drives the weeding wheel 5 to rotate, the action direction of the transmission box 1 is controlled, the rotation direction of the weeding wheel 5 is consistent with the advancing direction of the rack 2, the weeding wheel 5 drives the weeding plate I401 to rotate, the limiting frame 8 provides support for the weeding wheel 5 and limits weeding depth, the weed pressing part 601c rolls weeds firstly, the two adjacent hobbing teeth I401 a pick the pressed weeds out of soil, the two adjacent hobbing teeth 601a pick the weeds in corresponding areas out of soil to avoid weeding missing, the picked weeds are backwards taken out, the machine continues to advance, the grass hooking teeth I1401 and the grass hooking teeth 1301 pick the thrown backwards and the thrown grass which is landed or naturally landed to clean the roots of the grass When the weeding machine is used for washing, the small grass floats in a paddy field, the root part of the small grass cannot land on the ground, and the weeding purpose is realized by the combined arrangement of the weeding wheel 5, the hobbing component and the weeding component, so that the growth of crop seedlings is facilitated; can be applied to the weeding work among rows.

The utility model is not limited to the above embodiment, the first weeding assembly 14 can be provided with one group, three groups, four groups, etc., and the number of the first weeding assembly 14 and the second weeding assembly 13 can be set according to actual needs; the power input of the driving box can also be the power output of the walking device; on the basis of the technical solutions disclosed in the present invention, those skilled in the art can make some substitutions and modifications to some technical features without creative efforts according to the disclosed technical contents, and these substitutions and modifications are all within the protection scope of the present invention.

Claims

1. The utility model provides a weeding device, includes the frame, the transmission case that a plurality of arranged settings with has arranged in the frame, the transmission case inclines backward and the one end that stretches out downwards rotationally is connected with the transmission shaft, on the left and right sides direction, outside the transmission case was all stretched out at the both ends of transmission shaft, the transmission shaft both ends that stretch out outside the transmission case were connected with except that grass wheels, its characterized in that respectively: the periphery of weeding wheel is equipped with hobbing cutter subassembly one, hobbing cutter subassembly one is including arranging a plurality of weed control boards one in the weeding wheel periphery, the one end of weed control board one is fixed in the weeding wheel outside, and a plurality of hobbing cutters one of having arranged of the other end of weed control board one form tooth's socket one between two adjacent hobbing cutters one, the one end of transmission case backward is fixed with spacing, and the downside of spacing is connected with two smooth shovels, and two smooth shovels correspond with the position of two epaxial weed control wheels of transmission in the ascending position of left right side.

2. A weeding apparatus according to claim 1, wherein: the periphery of weeding wheel still is equipped with hobbing cutter subassembly two, hobbing cutter subassembly two is provided with a weeding board two including arranging a plurality of weeding boards two in the weeding wheel periphery between two adjacent weeding boards one, the one end of weeding board two is fixed in the weeding wheel outside, and a plurality of hobbing cutter two of having arranged are arranged to the other end of weeding board two, form tooth's socket two between two adjacent hobbing cutter, tooth's socket one and tooth's socket two setting of staggering on the axial direction.

3. A weeding apparatus according to claim 1 or 2, wherein: the lower side of the sliding shovel is provided with at least one weeding assembly I, the weeding assembly I comprises a plurality of grass hooking teeth I arranged in the same row, and a grass shoveling space I is formed between the grass hooking teeth I and the downward side of the sliding shovel.

4. A weeding apparatus according to claim 3, wherein: the first weeding assemblies are provided with two groups, and the first weeding assemblies are arranged at intervals in the front-back direction.

5. A weeding apparatus according to claim 3, wherein: two sets of smooth shovel downside between the weeding subassembly one still is connected with weeding subassembly two, weeding subassembly two includes a plurality of grass teeth two of colluding that set up with arranging, collude grass tooth two and with smooth shovel one side down between form a shovel grass space one, on left right direction, adjacent two collude and are equipped with one between the grass tooth one and collude grass tooth two.

6. A weeding apparatus according to claim 1 or 2, wherein: the front portion of frame fixedly connected with drive case, be connected with the drive shaft on the drive case, the one end that the drive shaft stretches out outside the drive case is connected with the action wheel, is connected with the connecting axle in the frame at drive case rear, be connected with on the connecting axle from the driving wheel, the action wheel with connect from the driving wheel transmission, the power input of transmission case is the connecting axle.

7. A weeding apparatus according to claim 6, wherein: the frame is connected with a plurality of supporting seats, and the connecting shafts are rotatably connected to the supporting seats.

8. A weeding apparatus according to claim 1 or 2, wherein: the sliding shovel which extends forwards out of the limiting frame is tilted upwards, and the rear part of the sliding shovel is tilted upwards.