CN210112565U

CN210112565U - Weed extractor special for farmland furrow

Info

Publication number: CN210112565U
Application number: CN201920272925.XU
Authority: CN
Inventors: 夏金玉
Original assignee: Weifang High Aviation Machinery Technology Co Ltd
Current assignee: Weifang High Aviation Machinery Technology Co Ltd
Priority date: 2019-03-04
Filing date: 2019-03-04
Publication date: 2020-02-25
Anticipated expiration: 2029-03-04

Abstract

The utility model discloses a special weeding machine for farmland furrows, which comprises a frame, a furrow weeding device, a ridge side weeding device, a grass collecting device, an engine and a power distributor, wherein the furrow weeding device comprises a weeding roller I and a bracket I; the grass poking roller is used for poking the picked weeds to an opening at the bottom of the box body, and the wheel is shaken to vibrate the grass picking claw and shake off soil on the grass picking claw. The utility model discloses clear up the weeds of farmland furrow, the weeds of ridge side weeding device with the ridge side is cleared up to loosen the soil the farmland surface in the time of weeding, after weeding is accomplished, receive the grass device and collect the collection incasement with weeds.

Description

Weed extractor special for farmland furrow

Technical Field

The utility model relates to agricultural machinery, in particular to a weeding machine special for farmland furrows.

Background

Traditional farmland is hoe and is generally adopted artifical manual hoe, and the operation is very slow, wastes time and energy, and it is still easy relatively to hoe when the crops young seedling, waits to the crops after numerous, still avoids crops when weeding, very influences efficiency of weeding, very big waste the labour to a lot of weeds are hardly killed in the farmland, if do not in time clear up out after having hoe out weeds, weeds can survive. Therefore, weeds are cleaned after manual weeding is finished, and manpower and material resources are greatly wasted. The growth of crops is time-efficient, weeds are generally required to be cleared away in a short time so as not to influence the growth of seedlings, so that a plurality of large-area planters are hired, extra economic expenditure is increased, the green onion and ginger seedlings are fertilized (topdressing) in the later period, the fertilizer is generally placed at the edges of the seedlings by bending down and hands along with the luxuriance of the crops, the efficiency is low, and the labor is wasted. Therefore, the special weeding machine for farmland furrows, which integrates weeding, weed collection and fertilization, has wide market prospect.

SUMMERY OF THE UTILITY MODEL

The utility model provides a weeding machine special for farmland furrows, which integrates weeding, weed collection and fertilization.

The utility model provides a technical scheme that its technical problem adopted is:

the special weeding machine for farmland furrows comprises a frame, a furrow weeding device, a ridge side weeding device, a grass collecting device, an engine and a power distributor, wherein an output shaft of the engine is connected with an input shaft of the power distributor, and the power distributor is provided with a plurality of driven output shafts; the frame comprises a frame top, a handlebar, a front supporting leg and a rear supporting leg which are respectively arranged in front of and behind the frame top, and the handlebar is arranged in front of the frame; the rear supporting leg is provided with a driving wheel, and the front supporting leg is provided with a universal wheel; the rear supporting legs are at least arranged in parallel at the left and right;

the furrow weeding device comprises a weeding roller I and a support I, the support I is arranged behind the rear supporting leg, a buffer mechanism is arranged between the support I and the rear supporting leg, the buffer mechanism comprises a plurality of buffer rod groups, the upper end of the support I is fixedly connected with a vertical buffer rod group, the top end of the buffer rod group is hinged with the rear end of a transverse rod of which the front end is fixed on the rear supporting leg, a horizontal buffer rod group is arranged below the transverse rod, and two ends of the horizontal buffer rod group are respectively hinged with the rear supporting leg and the vertical buffer rod group; the lower end of the support I is rotatably connected with the weeding roller I, and a rotating shaft of the weeding roller I is connected with an output shaft of the power distributor through a transmission flexible shaft; the surface of the weeding roller I is ellipsoidal;

two ridge-side weeding devices are arranged and are symmetrically arranged on two sides of the rear supporting leg respectively; the ridge-side weeding device comprises a weeding roller II, a aligning roller and a weeding rake; the weeding roller II is used for weeding on the ridge side; the aligning roller is used for keeping the soil penetration depth of the weeding roller II; a grass raking rake, raking out weeds covered by soil on the ridge side and raking the weeds to the bottom of the furrow; the surfaces of the weeding roller II and the weeding roller I are alternately provided with a plurality of rows of weeding claws, the weeding roller II is rotatably connected with the bracket II, the bracket II is fixedly provided with a V-shaped frame, and the weeding harrow and the aligning roller are respectively arranged at the front end and the rear end of the V-shaped frame; the rotating shaft of the weeding roller II is connected with an output shaft of the power distributor through a transmission flexible shaft; two inclined buffer rod groups are arranged between the support II and the rear support leg, the two buffer rod groups are kept parallel, two ends of each buffer rod group are respectively hinged with the support II and the rear support leg, a limiting chuck is arranged at the hinged joint of the rear support leg, a plurality of limiting holes are formed in the limiting chuck, a positioning bolt is sleeved on each buffer rod group, and the positioning bolt is fixed in the corresponding limiting hole according to the gradient of the ridge side;

the grass collecting device comprises a box body, grass collecting claws, a grass poking roller, a shaking wheel, a conveying belt and a collecting box, wherein the grass collecting claws are used for collecting weeds at the bottoms of the furrows; the grass poking roller is used for poking the picked weeds to an opening at the bottom of the box body, and the wheels are shaken to vibrate the grass picking claws so as to shake off soil on the grass picking claws; the grass picking claw is arc-shaped, the front end of the grass picking claw is hinged to an opening at the lower end of the box body, a return spring is arranged between the grass picking claw and the box body, the grass poking roller is arranged in front of and above the grass picking claw, and a plurality of rows of grass poking teeth are arranged on the grass poking roller in a staggered mode; the shaking wheel is arranged at the rear lower part of the grass picking claw, and a plurality of bulges are arranged on the shaking wheel; a driven wheel is arranged at the bottom of the box body, and a rotating shaft of the driven wheel drives the grass poking roller and the shaking wheel to rotate through a chain; the two conveyor belts are arranged in the box body side by side, the conveyor belt at the rear end is vertically arranged, the top end of the conveyor belt at the front end horizontally extends rightwards, two guide wheels are arranged at the corner of the conveyor belt at the right end, and weeds are clamped by the front conveyor belt and the rear conveyor belt and then are conveyed into the collecting box at the front side of the box body; the lower end of the front end of the conveyor belt is 1-4cm away from the grass picking claw and contacts weeds conveyed by the grass poking roller; grass catching teeth are arranged on the surface of the conveyor belt; the bottom pivot of conveyer belt is the driven shaft, and the top pivot is the driving shaft, every the driving shaft is through one the transmission flexible axle with a driven output shaft of power distributor connects, a sliding block of the both ends fixed connection of every driven shaft, the sliding block slidable is in the recess that sets up in the box the both sides of sliding block set up two springs, the both ends of spring push up respectively recess inner wall with on the sliding block.

Further, the buffer lever group comprises a slide bar, a buffer spring and a lever body, wherein the lever body is provided with an open slot matched with the slide bar, the slide bar can slide in the open slot, the buffer spring is arranged in the open slot, and two ends of the buffer spring are respectively propped against the inner wall of the open slot and a stop block arranged at the top end of the slide bar.

Furthermore, the weeding claw is arranged in an L shape.

Furthermore, the right end of the collecting box is opened, and a detachable drawing box is arranged in the collecting box.

Furthermore, a bicycle seat is fixedly connected to the front end of the grass remover, an operator can sit on the bicycle seat to operate, a support rod is arranged at the bottom of the bicycle seat, and a wheel is arranged at the bottom of the support rod.

Furthermore, a plurality of tooth grooves matched with the grass grabbing teeth on the conveyor belt are formed in the surface of the guide wheel at the lower end.

Furthermore, a grass poking wheel is connected to the front upper part of the driving shaft at the left end through a belt.

The utility model has the advantages that:

the utility model discloses at the in-process of operation, the weeds of farmland furrow are cleared away to furrow weeding device, and the weeds of ridge side are cleared away to ridge side weeding device to loosen the soil on the farmland surface in weeding, after weeding is accomplished, receive the grass device and collect weeds to the collection incasement, fertilizer injection unit fertilizes crops simultaneously, once can carry out simultaneously weeding, loosen the soil, receive grass and fertilize a plurality of operation links, economical and practical.

Through setting up the buffer beam group, can adapt to the unsmooth topography of furrow, the ground of laminating at any time is hoe. The surface of the weeding roller I is arranged to be ellipsoidal, so that the weeding claws can clean weeds on two sides of the furrow. The grass collecting device is provided with a grass collecting claw which can collect weeds at the bottom of the furrow. The grass poking roller is arranged, so that picked weeds can be poked to the opening at the bottom of the box body. The shaking wheel is arranged, so that the grass picking claw can vibrate, and soil on the grass picking claw can be shaken off. A return spring is arranged between the grass picking claw and the box body, so that the grass picking claw can be restored to an initial state at any time. The grass grabbing teeth are arranged on the conveyor belt, so that weeds can be prevented from slipping off. The driven shaft can slide in the groove, so that the distance between the two conveying belts can be adjusted, and the conveying belts are prevented from being clamped by foreign matters. The conveying pipe is elastic, can swing when being blocked and can be reset in time. The reset mechanism is arranged at the bottom of the conveying pipe, so that the conveying pipe can be further ensured to be restored to the initial position. The weeding claw is arranged in an L shape, so that weeds can be planed out more easily. Through setting up the pull case, can save the bagging-off link, only need take out when filling and empty can. The grass poking wheel is arranged above the front part of the left end driving wheel, weeds are further poked forwards, and the accumulation of the weeds at the top is avoided.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side view of the present invention (including a bicycle seat);

FIG. 3 is a schematic view of the front view structure of the present invention (located in the farmland);

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

FIG. 5 is a schematic view of a partial sectional structure of the buffering mechanism of the present invention;

FIG. 6 is a schematic view of a partial cross-sectional structure of the ridge-side weeding device of the present invention;

FIG. 7 is a schematic view of the three-dimensional structure of the ridge-side weeding device of the utility model;

FIG. 8 is a schematic view of the front view structure of the furrow weeding device of the present invention;

FIG. 9 is a schematic structural view of the grass collecting device of the present invention;

FIG. 10 is a schematic sectional view of the driven shaft and the groove of the present invention;

FIG. 11 is a schematic view of the three-dimensional structure of the driven shaft and the groove of the present invention;

FIG. 12 is a schematic cross-sectional view of a second preferred embodiment of the engine of the present invention;

FIG. 13 is a diagram showing the movement state of the ridge-side weeding device and the fertilizing device of the utility model;

FIG. 14 is a schematic view of a three-dimensional structure of a drawer box of the present invention;

FIG. 15 is a schematic side view of a weeding roller I of the present invention (showing the shape of weeding claws);

FIG. 16 is a schematic view of the three-dimensional structure of the repositioning mechanism of the present invention;

FIG. 17 is a schematic cross-sectional view of the reduction mechanism of the present invention;

in the figure, a frame 1, a frame top 11, a handlebar 12, a front supporting leg 13, a rear supporting leg 14, a cross bar 141, a limit chuck 142, a furrow weeding device 2, a weeding roller I21, a weeding claw 211, a support I22, a slide rod 221, a buffer spring 222, a rod body 223, a ridge-side weeding device 3, a weeding roller II 31, an alignment roller 32, a weeding rake 33, a support II 34, a weeding device 4, a box body 41, a weeding claw 42, a weeding roller 43, a shaking wheel 44, a conveyor belt 45, a driven shaft 451, a slide block 452, a weeding wheel 453, a collecting box 46, a drawing box 461, an engine 5, a power part 51, a power distributor 6, a fertilizing device 7, a fertilizing box 71, a conveying pipe 72, a resetting mechanism 721, a spraying nozzle 73 and a bicycle seat 8.

Detailed Description

For a better understanding of the present invention, embodiments thereof are explained in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 17, the special weeding machine for farmland furrows comprises a frame 1, a furrow weeding device 2, a ridge-side weeding device 3, a grass collecting device 4, an engine 5 and a power distributor 6, wherein two output shafts are arranged at the front and the rear of the engine 5, the engine 5 can adopt a motor with double output shafts, and certainly, in order to be suitable for various powers, as shown in fig. 12, as a second preferred embodiment of the engine 5, a power part 51 is arranged in a shell, the output shaft of the power part 51 transmits power to the output shafts at two sides through a bevel gear set, and the power part 51 can adopt a diesel engine, a gasoline engine or an electric motor. An output shaft of the engine 5 is connected with an input shaft of the power distributor 6, two power distributors 6 are arranged in front of and behind the engine 5, the input shaft of the power distributor 6 transmits power to the output shaft of the power distributor 6 through a gear set, the output shaft of the power distributor 6 at the rear end is a high-speed shaft, and the output shaft of the power distributor 6 at the front end is a low-speed shaft.

The frame 1 comprises a frame top 11, a handlebar 12, a front supporting leg 13 and a rear supporting leg 14 which are respectively arranged at the front and the rear of the frame top 11, the handlebar 12 is arranged at the front of the frame 1, and the weeding machine is controlled by the handlebar 12. The front supporting leg 13 or the rear supporting leg 14 is provided with a driving wheel, the driving mode of the driving wheel can be pushed by manpower, and the driving wheel can also be connected to the output shaft of the power distributor 6 at the front end through a transmission flexible shaft. The front leg 13 is provided with a universal wheel for supporting and changing direction. The rear legs 14 are arranged at least two side by side left and right, and the rear legs 14 of the grass-remover are shown in three in the drawing.

Furrow weeding device 2 includes roller of weeding I21 and support I22, support I22 sets up the rear at back landing leg 14, be provided with buffer gear between support I22 and the back landing leg 14, a unsmooth topography for adapting to the furrow, buffer gear includes many buffer bar groups, vertical buffer bar group of support I22 upper end fixed connection, the top of this vertical buffer bar group is connected with the rear end of the horizontal pole 141 that the front end was fixed on back landing leg 14 is articulated, the below that is located horizontal pole 141 is provided with horizontally buffer bar group, the both ends of horizontally buffer bar group are connected with back landing leg 14 and vertical buffer bar group are articulated respectively. The buffer rod group comprises a sliding rod 221, a buffer spring 222 and a rod body 223, wherein an open slot matched with the sliding rod 221 is formed in the rod body 223, the sliding rod 221 can slide in the open slot, the buffer spring 222 is arranged in the open slot, and two ends of the buffer spring 222 are respectively propped against a stop block arranged on the inner wall of the open slot and the top end of the sliding rod 221.

The lower extreme and the roller of weeding I21 rotatable coupling of support I22, the bearing is put respectively to the both ends pivot of roller of weeding I21, and the bearing is fixed in the through-hole that support I22 set up. The rotating shaft of the weeding roller I21 is connected with an output shaft of the power distributor 6 at the rear end through a transmission flexible shaft. The weeding roller I21 is attached to the ground and rotates at a high speed to dig out weeds, loosen the soil while weeding and promote the growth of crops. The surface of the weeding roller I21 is in an ellipsoidal shape, so that weeds on two sides of a furrow can be removed completely.

The two ridge-side weeding devices 3 are symmetrically arranged on two sides of the rear supporting leg 13 respectively. The ridge-side weeding device 3 comprises a weeding roller II 31, an alignment roller 32 and a weeding rake 33 which are arranged on a bracket II 34. And the weeding roller II 31 is used for weeding on the ridge side. The alignment roller 32 is used for keeping the soil penetration depth of the weeding roller II 31; a grass raking rake 33, raking out weeds covered by soil on the ridge side and raking the weeds to the bottom of the furrow; the surfaces of the weeding roller II 31 and the weeding roller I21 are alternately provided with a plurality of rows of weeding claws 211, the weeding claws 211 are arranged in an L shape, and the included angle of the top end is preferably between 120 degrees and 150 degrees. The weeding roller II 31 is rotatably connected with the support II 34, two rotating shafts at two ends of the weeding roller II 31 are respectively sleeved with a bearing, and the bearings are fixed in through holes arranged at the lower end of the support II 34. The rotating shaft of the weeding roller II 31 is connected with an output shaft of the power distributor 6 at the rear end through a transmission flexible shaft. A V-shaped frame is fixedly arranged on the bracket II 34 (can also be rotatably arranged through a bearing), and the grass raking rake 33 and the aligning roller 32 are respectively arranged at the front end and the rear end of the V-shaped frame. Set up the buffer bar group of two slopes between II 34 of support and the back landing leg 14, keep parallel between two buffer bar groups, the both ends of every buffer bar group are connected with II 34 of support and back landing leg 14 are articulated respectively, are provided with spacing chuck 142 in the articulated junction of back landing leg 14, set up a plurality of spacing holes on spacing chuck 142, set up a positioning bolt in the cover on buffer bar group, fix positioning bolt in corresponding spacing downthehole according to the slope of ridge side.

The grass collecting device 4 comprises a box body 41, grass collecting claws 42, a grass poking roller 43, a shaking wheel 44, a conveyor belt 45 and a collecting box 46, wherein the grass collecting claws 42 are used for collecting weeds at the bottoms of furrows. A grass poking roller 43 which pokes the picked weeds to the opening at the bottom of the box body 41 and shakes the wheel 44 to vibrate the grass picking claw and shake off the soil on the grass picking claw 42; the grass picking claw 42 is arc-shaped, the front end of the grass picking claw is hinged to the lower end opening of the box body 41, a return spring is arranged between the grass picking claw 42 and the box body 41, and when the grass picking claw 42 meets an obstacle and moves upwards or downwards, the grass picking claw returns to the initial position under the action of the return spring. The grass poking roller 43 is arranged at the front upper part of the grass picking claw 42, and a plurality of rows of grass poking teeth are arranged on the grass poking roller 43 in a staggered manner. The shaking wheel 44 is arranged at the rear lower part of the grass picking claw 42, and a plurality of bulges are arranged on the shaking wheel 43. A driven wheel is arranged at the bottom of the box body 41, a rotating shaft of the driven wheel drives the grass poking roller and the shaking wheel 44 to rotate through a chain, and the rotating shaking wheel 44 shakes soil on the grass picking claw 42 off.

As shown in fig. 9, two conveyors 45 are arranged side by side in the box 41, the rear conveyor 45 is arranged vertically, and the top end of the front conveyor 45 extends horizontally to the right to the rear end of the collecting box 46. Grass catching teeth are arranged on the surface of the conveyor belt 45 to prevent weeds between the conveyor belts 45 from slipping off. Weeds are carried by the front and rear conveyor belts 45 and then transferred into a collection box 46 on the front side of the housing 41, the right end of the collection box 46 is opened, and a detachable drawing box 461 is provided in the collection box 46. The lower end of the front-end conveyor belt 45 is 1-4cm away from the grass picking claw and contacts weeds conveyed by the grass poking roller 43. Two guide wheels are arranged at the corner of the right-end conveyor belt 45, and a plurality of tooth sockets matched with the grass grabbing teeth on the conveyor belt are arranged on the surface of the lower-end guide wheel.

The bottom rotating shaft of the conveyor belt 45 is a driven shaft 451, the top rotating shaft is a driving shaft, and each driving shaft is connected with an output shaft of the power distributor 6 at the rear end through a transmission flexible shaft. Two ends of each driven shaft 451 are fixedly connected with a sliding block 452, the sliding block 452 can slide in a groove arranged in the box body 41, two springs are arranged on two sides of the sliding block 452, and two ends of each spring respectively prop against the inner wall of the groove and the sliding block. When the weeds between the two conveyor belts 45 are too much, the distance between the conveyor belts 45 is widened, preventing the conveyor belts 45 from being caught by the weeds. In order to prevent weeds from accumulating at the top end of the conveyor belt 45, a weed poking wheel 453 is connected to the front upper portion of the left end driving shaft through a belt to further poke the weeds forward, so that the weeds are conveyed into the collection box 46 as quickly as possible.

The grass remover is also provided with a fertilizer application device 7, the fertilizer application device 7 comprises a fertilizer application box 71, a delivery pipe 72 and a spraying nozzle 73, the fertilizer application box 71 is fixed on the top of the frame above the engine 51, the top end of the fertilizer application box 71 is provided with a feed inlet, the bottom of the fertilizer application box 71 is provided with a plurality of discharge outlets, and the discharge outlets are connected with the spraying nozzle 73 through the delivery pipe 72. The delivery pipe 72 has elasticity, can swing when being blocked and can be reset in time. Preferably, a reset mechanism 721 is connected to a lower corner of the conveying pipe 72, the reset mechanism 721 includes a ring frame and a tension spring, an annular open slot is formed in the ring frame, a connecting end is formed in the conveying pipe 72, a moving block extends out of the bottom of the connecting end, the bottom of the moving block penetrates through the lower end of the open slot, the rear end of the tension spring is connected to the bottom of the ring frame, and the front end of the tension spring is connected to the moving block. The spray nozzle 73 is directed at the crop to deliver fertilizer near the crop to maximize the effect of the fertilizer on the crop. And each discharge hole is provided with a gate, and when the grass remover stops moving, the gates are closed.

In order to provide convenience for an operator, the front end of the grass remover is fixedly connected with a bicycle seat 8 through two round rods, the operator can sit on the bicycle seat 8 to operate, a support rod is arranged at the bottom of the bicycle seat 8, and a wheel is arranged at the bottom of the support rod.

Although the above description has been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and on the basis of the technical solution of the present invention, various modifications or variations that can be made by those skilled in the art without creative efforts are still within the scope of the present invention.

Claims

1. Special weeder of farmland furrow, its characterized in that: the weeding machine comprises a frame, a furrow weeding device, a ridge side weeding device, a grass collecting device, an engine and a power distributor, wherein an output shaft of the engine is connected with an input shaft of the power distributor, and the power distributor is provided with a plurality of driven output shafts; the frame comprises a frame top, a handlebar, a front supporting leg and a rear supporting leg which are respectively arranged in front of and behind the frame top, and the handlebar is arranged in front of the frame; the rear supporting leg is provided with a driving wheel, and the front supporting leg is provided with a universal wheel; the rear supporting legs are at least arranged in parallel at the left and right;

2. The special weeding machine for farmland furrows as claimed in claim 1, wherein: the buffer rod group comprises a slide rod, a buffer spring and a rod body, wherein the rod body is provided with an open slot matched with the slide rod, the slide rod can slide in the open slot, the buffer spring is arranged in the open slot, and two ends of the buffer spring are respectively propped against the inner wall of the open slot and a stop block arranged at the top end of the slide rod.

3. The special weeding machine for farmland furrows as claimed in claim 1, wherein: the weeding claw is arranged in an L shape.

4. The special weeding machine for farmland furrows as claimed in claim 1, wherein: the right end opening of collecting box sets up a detachable pull case in the collecting box.

5. The special weeding machine for farmland furrows as claimed in claim 1, wherein: the front end of the grass remover is fixedly connected with a bicycle seat on which an operator can sit to operate, the bottom of the bicycle seat is provided with a support rod, and the bottom of the support rod is provided with a wheel.

6. The special weeding machine for farmland furrows as claimed in claim 1, wherein: the surface of the guide wheel at the lower end is provided with a plurality of tooth grooves matched with the grass grabbing teeth on the conveyor belt.

7. The special weeding machine for farmland furrows as claimed in claim 1, wherein: the front upper part of the driving shaft at the left end is connected with a grass poking wheel through a belt.