CN218183881U

CN218183881U - Big grass pulling-out machine

Info

Publication number: CN218183881U
Application number: CN202222249891.7U
Authority: CN
Inventors: 赵付朋; 吕伟; 孟庆全; 杜增友; 李俊生; 佟力军; 谭明芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-01-03
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a big grass pulling machine, which comprises a suspension device, a grass pulling mechanism and a hydraulic driving mechanism, wherein the suspension device is used for pulling the grass pulling mechanism to move in the field; the grass pulling mechanism comprises a mounting frame and at least one grass pulling unit, the mounting frame is connected with the suspension equipment in a hanging mode, the grass pulling unit comprises an active grass pulling device and a passive grass pulling device, the active grass pulling device and the passive grass pulling device are both detachably and fixedly connected with the mounting frame, the active grass pulling device comprises a hydraulic motor and a driving wheel, the hydraulic motor is used for driving the driving wheel to rotate, the passive grass pulling device comprises a driven wheel, the side face of the driven wheel is in contact with the side face of the driving wheel, and the driven wheel can rotate relative to the driven wheel under the driving of the rotation of the driving wheel to pull out big grass; the hydraulic driving mechanism comprises an oil tank, a filter, a hydraulic pump and a radiator, the oil tank, the filter, the hydraulic pump, each hydraulic motor and the radiator are connected into a loop through oil pipes, large grass between seedlings can be pulled out at high efficiency and low cost, and the hydraulic driving mechanism is simple to operate and environment-friendly.

Description

Big grass pulling-out machine

Technical Field

The utility model relates to an agricultural machinery technical field, concretely relates to big grass pulling-out machine.

Background

In wide-row-spacing crops in a farm field, because the growth speed is low in the seedling stage, the exposed part of the field surface is large, the crops cannot be sealed in time, the weed control capability of the crops is poor, and in order to solve the problem of new weeds which continuously appear between rows and between seedlings, the prior art usually adopts a mode of multiple times of chemical weeding and middle ploughing weeding to weed, but still cannot solve the problem of harm caused by the appearance of large weeds in the fields in the middle and later stages.

With the development of ecological agriculture, the chemical synthesis pesticide cannot be used in the planting process of organic crops, only mechanical intertillage weeding can be adopted, the problem of inter-seedling weeds cannot be solved although the inter-row weeds can be solved by the existing weeding machine, and the mode of manually shoveling or pulling out the weeds is adopted, so that the labor input is large, the labor intensity is high, the weeding frequency is large, the cost is high, and the weeding efficiency is low.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model provides a big grass pulling-out machine can extract big grass between seedling by high efficiency, low cost, easy operation and to environment friendly.

The technical scheme of the utility model is specifically as follows:

a big grass pulling-out machine comprises a suspension device, a grass pulling-out mechanism and a hydraulic driving mechanism, wherein:

the weeding mechanism is connected with a suspension device in a suspension manner, and the suspension device is used for drawing the weeding mechanism to move in the field;

the weeding mechanism comprises an installation frame and at least one weeding unit, the installation frame is connected with the suspension equipment in a hanging mode, the weeding unit comprises an active weeding device and a passive weeding device, the active weeding device and the passive weeding device are both detachably and fixedly connected with the installation frame, the active weeding device comprises a hydraulic motor and a driving wheel, the hydraulic motor is used for driving the driving wheel to rotate, the passive weeding device comprises a driven wheel, the side face of the driven wheel is in contact with the side face of the driving wheel, and the driven wheel can rotate relative to the driven wheel to pluck large weeds under the driving of the rotation of the driving wheel;

the hydraulic driving mechanism comprises an oil tank, a filter, a hydraulic pump and a radiator, wherein the oil tank, the filter, the hydraulic pump, each hydraulic motor and the radiator are connected into a loop through oil pipes.

Preferably, the mounting frame comprises a first cross beam and a second cross beam which are arranged in parallel, a plurality of reinforcing beams are arranged between the first cross beam and the second cross beam at intervals, each reinforcing beam is detachably and fixedly connected with the first cross beam and the second cross beam, and two grass pulling units which are adjacent to each other side by side are arranged on the first cross beam and the second cross beam respectively.

Preferably, each weeding unit includes an active weed-pulling device and four passive weed-pulling devices arranged side by side, wherein two passive weed-pulling devices are respectively arranged on the left side and the right side of the active weed-pulling device, and the side surfaces of the adjacent driven wheels are in contact.

Preferably, each initiative weed extractor all still includes support one, casing one and pivot one, hydraulic motor fixes on support one, support one is fixed with the mounting bracket, a support overcoat is equipped with casing one, hydraulic motor's output is connected with the one end of pivot one, the other end of pivot one passes support one and casing one and action wheel fixed connection, pivot one rotates with support one and is connected, pivot one and casing one fixed connection.

Preferably, each passive weed extractor still includes support two, casing two and pivot two, the two overcoat of support is equipped with casing two, pivot two is located in support two to one end is passed support two and casing two and is connected with driven wheel fixed connection, pivot two rotates with support two to be connected, pivot two and casing two fixed connection.

Preferably, all realize detachable fixed connection through coupling assembling between initiative weed extractor and the passive weed extractor and the mounting bracket, coupling assembling includes U-shaped screw rod, connecting plate and lock nut, the one end and the two fixed connection of casing one or casing of connecting plate, U-shaped screw rod parcel crossbeam one or crossbeam two and pass the connecting plate, lock nut and U-shaped screw rod threaded connection and with the connecting plate keep away from the one side conflict of crossbeam one or crossbeam two.

Preferably, a plurality of rubber weeding teeth are circumferentially arranged on the outer surfaces of the first shell and the second shell at intervals.

Preferably, the hydraulic pump is embodied as a twin hydraulic pump.

Preferably, a hydraulic control valve is provided on a pipeline between the hydraulic pump and the hydraulic motor.

Preferably, the mounting bracket further comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged to the suspension device, the other end of the first connecting rod is hinged to the first cross beam, one end of the second connecting rod is hinged to the first connecting rod, the other end of the second connecting rod is hinged to the second cross beam, and the first cross beam is hinged to the suspension device.

The beneficial effects of the utility model embody:

the utility model provides a big grass pulling-out machine can be directed against the big grass high efficiency between seedling, low-cost extraction, the human cost that has significantly reduced, easy operation just need not supply the chemical synthesis pesticide, very friendly to the environment, has good application prospect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

FIG. 1 is a schematic structural view of a large grass pulling-out machine provided by the present invention;

fig. 2 is a top view of the grass pulling mechanism of the large grass pulling machine provided by the present invention;

FIG. 3 is a cross-sectional view of the active weed extractor of the large grass extractor provided by the present invention;

FIG. 4 is a cross-sectional view of the passive weed extractor of the large grass extractor provided by the present invention;

fig. 5 is an enlarged schematic view of the large grass puller shown in fig. 1 at a.

In the attached drawing, 1-suspension equipment, 21-a first cross beam, 22-a second cross beam, 23-a reinforcing beam, 24-a first connecting rod, 25-a second connecting rod, 31-a driving weed extractor, 311-a driving wheel, 312-a hydraulic motor, 313-a first rotating shaft, 314-a first shell, 315-a first support, 32-a driven weed extractor, 321-a driven wheel, 322-a second rotating shaft, 323-a second support, 324-a second shell, 41-a U-shaped screw, 42-a connecting plate, 43-a locking nut, 6-rubber weed extracting teeth and 7-an oil tank.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.

In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The present embodiment provides a big grass pulling machine, as shown in fig. 1, comprising a suspension device 1, a grass pulling mechanism and a hydraulic driving mechanism, wherein:

the suspension device 1 may be a vehicle such as a tractor;

the weeding mechanism is connected with the suspension device 1, and the suspension device 1 can be used for dragging the weeding mechanism to move in the field;

the grass pulling mechanism comprises an installation frame and four grass pulling units, wherein:

as shown in fig. 2, the mounting frame includes a first cross beam 21 and a second cross beam 22 which are arranged in parallel, 4-6 reinforcing beams 23 are arranged between the first cross beam 21 and the second cross beam 22 at equal intervals, each reinforcing beam 23 is perpendicular to the first cross beam 21 and the second cross beam 22, and two ends of each reinforcing beam 23 can be detachably fastened and connected with the first cross beam 21 and the second cross beam 22 respectively, or can be fixedly connected by welding and the like; the mounting frame further comprises a first connecting rod 24 and a second connecting rod 25, one end of the first connecting rod 24 is hinged with the suspension device 1, the other end of the first connecting rod 24 is hinged with the first cross beam 21, one end of the second connecting rod 25 is hinged with the first connecting rod 24, the other end of the second connecting rod is hinged with the second cross beam 22, the first cross beam 21 is hinged with the suspension device 1, and the ground clearance of the weeding mechanism can be adjusted through a height adjusting function of the suspension device in the prior art;

two side-by-side and adjacent weeding units are respectively arranged on the first cross beam 21 and the second cross beam 22;

as shown in fig. 2, each weeding unit comprises an active weeding device 31 and four passive weeding devices 32 which are arranged side by side, and the passive weeding devices 32 are arranged on the left side and the right side of the active weeding device 31 in pairs; the active weed extractor 31 and the passive weed extractor 32 are both detachably and fixedly connected with the mounting frame;

as shown in fig. 3, the active weed extractor 31 includes a hydraulic motor 312, a driving wheel 311, a first support 315, a first housing 314 and a first rotating shaft 313, the hydraulic motor 312 is used for driving the driving wheel 311 to rotate, the hydraulic motor 312 is fixed on the first support 315, the first support 315 is fixed with the mounting frame, the first housing 314 is sleeved outside the first support 315, the output end of the hydraulic motor 312 is connected with one end of the first rotating shaft 313, the other end of the first rotating shaft 313 passes through the first support 315 and the first housing 314 to be fixedly connected with the driving wheel 311, the first rotating shaft 313 is rotatably connected with the first support 315, and the first rotating shaft 313 is fixedly connected with the first housing 314; an output shaft of the hydraulic motor 312, the driving wheel 311, the first shell 314 and the first rotating shaft 313 are coaxially arranged;

as shown in fig. 4, the passive weeding device includes a driven wheel 321, a second bracket 323, a second housing 324 and a second rotating shaft 322, the driven wheel 321 can rotate relative to the driving wheel 311 to weed, the second bracket 323 is sleeved with the second housing 324, the second rotating shaft 322 is disposed in the second bracket 323, one end of the second rotating shaft passes through the second bracket 323 and the second housing 324 to be fixedly connected with the driven wheel 321, the second rotating shaft 322 is rotatably connected with the second bracket 323, and the second rotating shaft 322 is fixedly connected with the second housing 324; the driven wheel 321, the second shell 324 and the second rotating shaft 322 are coaxially arranged;

as shown in fig. 1, when the mounting rack is in a horizontal state, the first rotating shaft 313 and the second rotating shaft 322 form an included angle of 30-45 degrees with the ground;

the side surfaces of the driving wheel 311 and the driven wheel 321 and the side surfaces of the driven wheel 321 and the driven wheel 321 at adjacent positions are tangent, so that the driven wheel 321 can rotate under the driving of the driving wheel 311 when the driving wheel 311 rotates, and the driven wheel 321 adjacent to the driving wheel 311 can also drive the other driven wheel 321 beside the driving wheel to rotate when the driven wheel 321 rotates; the driving wheel 311 and the driven wheel 321 are tires with the same diameter; a plurality of rubber weeding teeth 6 are circumferentially arranged on the outer surfaces of the first shell 314 and the second shell 324 at intervals, the rubber weeding teeth 6 are preferably rod-shaped, and the distance from the tail end to the circumferential axis is greater than the radius of the driving wheel 311 and the driven wheel 321;

the active weed extractor 31 and the passive weed extractor 32 are detachably and fixedly connected with the mounting frame through a connecting assembly, as shown in fig. 5, the connecting assembly comprises a U-shaped screw rod 41, a connecting plate 42 and a locking nut 43, one end of the connecting plate 42 is fixedly connected with a first shell 314 or a second shell 324, the U-shaped screw rod 41 wraps a first cross beam 21 or a second cross beam 22 and penetrates through the connecting plate 42, and the locking nut 43 is in threaded connection with the U-shaped screw rod 41 and abuts against one surface of the connecting plate 42, which is far away from the first cross beam 21 or the second cross beam 22; moreover, each reinforcing beam 23, the first cross beam 21 and the second cross beam 22 can be detachably and fixedly connected through similar connecting components;

the hydraulic driving mechanism comprises an oil tank 7, a filter, a hydraulic pump and a radiator, wherein the oil tank 7, the filter, the hydraulic pump, each hydraulic motor 312 and the radiator are connected into a loop through oil pipes; the oil tank 7, the filter, the hydraulic pump and the radiator can be fixed on the mounting frame;

the hydraulic pump is preferably a dual hydraulic pump, and a hydraulic control valve is provided on a line between the hydraulic pump and the hydraulic motor 312.

The working principle of the embodiment is as follows:

the power output of the suspension device 1 can be utilized to drive the duplex hydraulic pump to absorb oil from the oil tank 7, the oil is filtered when passing through the filter, the subsequent parts needing to enter are protected, and the duplex hydraulic pump converts the mechanical energy output by the power of the suspension device 1 into hydraulic energy;

when weeding is carried out, oil can enter each hydraulic motor 312 through a control valve to push each hydraulic motor 312 to rotate to do work, then a hydraulic medium discharged by each hydraulic motor 312 flows back to an oil tank 7 after being radiated by a radiator, each hydraulic motor 312 can drive the driving wheel 311, the first shell 314 and the rubber weeding teeth 6 on the first shell to rotate correspondingly, the driving wheel 311 can drive the driven wheel 321 adjacent to the driving wheel to rotate, the driven wheel 321 can drive the driven wheel 321 adjacent to the driven wheel to rotate and can also drive the rubber weeding teeth 6 on the second shell 324 to rotate, and weeds can be effectively pulled out by utilizing the rotating acting force between the adjacent wheels and the assistance of the rubber weeding teeth 6;

in this embodiment, the working efficiency of the large grass pulling-out machine is 40 mu per hour, and the manual working efficiency is 0.2 mu per hour, so that the hourly workload of the large grass pulling-out machine can be calculated to be 200 times of the manual hourly workload; the large-grass pulling machine consumes 1.125 yuan of oil per mu, the driver pay per mu is 0.85 yuan, the repair cost per mu is 0.4 yuan, the total cost per mu is 2.375 yuan, the cost per mu of the traditional manual weeding is 85 yuan, and the cost per mu can be calculated to save 82.625 yuan.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a big grass pulling-out machine which characterized in that: including suspension device, weeding mechanism and hydraulic drive mechanism, wherein:

2. A large grass puller as set forth in claim 1, wherein: the mounting frame comprises a first cross beam and a second cross beam which are arranged in parallel, a plurality of reinforcing beams are arranged between the first cross beam and the second cross beam at intervals, each reinforcing beam is detachably and fixedly connected with the first cross beam and the second cross beam, and two grass pulling units which are arranged side by side and are close to each other are arranged on the first cross beam and the second cross beam respectively.

3. A large grass puller as set forth in claim 2 in which: each weeding unit is respectively including an initiative weed extractor and four passive weed extractors that set up side by side, and wherein, two passive weed extractors are laid respectively to the left side and the right side of initiative weed extractor, and the side of adjacent follower contacts.

4. A large grass puller as set forth in claim 2 in which: each initiative weed extractor still includes support one, casing one and pivot one, hydraulic motor fixes on support one, support one is fixed with the mounting bracket, a support overcoat is equipped with casing one, hydraulic motor's output is connected with the one end of pivot one, the other end of pivot one passes support one and casing one and action wheel fixed connection, pivot one rotates with support one and is connected, pivot one and casing one fixed connection.

5. A large grass puller as set forth in claim 4 in which: each passive weed extractor further comprises a second support, a second shell and a second rotating shaft, the second shell is sleeved on the second support, the second rotating shaft is arranged in the second support, one end of the second rotating shaft penetrates through the second support and the second shell to be fixedly connected with the driven wheel, the second rotating shaft is rotatably connected with the second support, and the second rotating shaft is fixedly connected with the second shell.

6. A large grass puller as set forth in claim 5 in which: all realize detachable fixed connection through coupling assembling between initiative weed extractor and the passive weed extractor and the mounting bracket, coupling assembling includes U-shaped screw rod, connecting plate and lock nut, the one end and the first or two fixed connection of casing of connecting plate, U-shaped screw rod parcel crossbeam one or crossbeam two and pass the connecting plate, lock nut and U-shaped screw rod threaded connection and keep away from the one side conflict of crossbeam one or crossbeam two with the connecting plate.

7. A large grass puller as set forth in claim 5 in which: and a plurality of rubber weeding teeth are arranged on the outer surfaces of the first shell and the second shell at intervals in the circumferential direction.

8. A large grass puller as set forth in claim 5 in which: the hydraulic pump is specifically a duplex hydraulic pump.

9. A large grass puller as set forth in claim 8, wherein: and a hydraulic control valve is arranged on a pipeline between the hydraulic pump and the hydraulic motor.

10. A large grass puller as set forth in claim 1, wherein: the mounting bracket further comprises a first connecting rod and a second connecting rod, one end of the first connecting rod is hinged to the suspension equipment, the other end of the first connecting rod is hinged to the first cross beam, one end of the second connecting rod is hinged to the first connecting rod, the other end of the second connecting rod is hinged to the second cross beam, and the first cross beam is hinged to the suspension equipment.