CN218868724U

CN218868724U - Weeding device

Info

Publication number: CN218868724U
Application number: CN202223187477.4U
Authority: CN
Inventors: 姜浩; 权龙哲
Original assignee: Northeast Agricultural University
Current assignee: Northeast Agricultural University
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-18
Anticipated expiration: 2032-11-29

Abstract

The utility model provides a weeding device, which comprises a frame, the bottom of frame is connected with the fender cover through elevating system, the bottom of fender cover is provided with weeding portion, weeding portion is including rotating the axle two of connecting in fender cover inboard axle one and activity grafting in axle one inboard, the outer wall fixed mounting of axle one has weeding roller one, and the outer wall fixed mounting of axle two has weeding roller two, the outer wall of weeding roller one and weeding roller two all is provided with the tool bit subassembly, and one side of fender cover is provided with the drive assembly who is used for driving weeding roller one and weeding roller two, the drive assembly includes bevel gear one of fixed mounting in weeding roller one side, bevel gear three of fixed mounting in weeding roller two both sides and meshes in bevel gear one; through setting up fore-and-aft weeding roller one and weeding roller two, utilize the tool bit subassembly in its outside to break ground and mow, it can carry out broken handle with the subaerial grass root to can make the weeding more abundant, the weeding effect is better.

Description

Weeding device

Technical Field

The utility model relates to a farmland weeding technical field, in particular to weeding device.

Background

In the planting process of a farmland orchard, a lot of weeds grow and compete with crops for nutrient substances and water, so that the conditions of low crop yield, low fruit quality and the like of the orchard are caused, and the farmland is required to be subjected to weeding treatment.

By way of search, chinese patent publication No. CN106961913B discloses a weeding apparatus including a weeding machine and a connecting member for connecting the weeding machine to a control apparatus of a weeding vehicle, the weeding machine including: a bracket, a first end of the bracket being fixed to the connecting member; a motor disposed at a second end of the bracket; the blade is circular, cutter teeth are arranged at the edge of the blade, and a rotating shaft of the motor is fixed with the central part of the blade; a baffle plate disposed between the motor and the blade, the baffle plate having a predetermined gap with the blade, the baffle plate being fixed to the holder, the baffle plate covering a portion of the blade facing the connecting member; wherein, the motor is used for driving the blade to rotate.

The above patents suffer from the following disadvantages: the horizontal blade is adopted for rotary weeding, so that only the part of the grass leaked on the ground can be cleared away, the grass roots cannot be cleared away, and for some grass with stronger vitality, the roots can be regenerated, so that the weeding effect is poor.

To this end, a weeding device is proposed.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a weeding apparatus to solve or alleviate the technical problems in the prior art, and at least provide a useful choice.

The embodiment of the utility model provides a technical scheme is so realized: the utility model provides a weeding device, includes the frame, the bottom of frame is connected with through elevating system and keeps off the cover, the bottom that keeps off the cover is provided with weeding portion, weeding portion is including rotating to connect in keeping off inboard axle one and the activity peg graft in an inboard axle two of cover, the outer wall fixed mounting of axle one has weeding roller one, and the outer wall fixed mounting of axle two has weeding roller two, weeding roller one all is provided with the tool bit subassembly with the outer wall of weeding roller two, just one side that keeps off the cover is provided with and is used for the drive the transmission assembly of weeding roller one and weeding roller two.

In some embodiments, the transmission assembly comprises a first bevel gear fixedly arranged on one side of the weeding roller, a third bevel gear fixedly arranged on two sides of the weeding roller and a second bevel gear meshed with one side of the first bevel gear and the third bevel gear, and the second bevel gear is rotatably connected with the shield through a wheel shaft.

In some embodiments, a motor is fixedly mounted on the outer wall of one side of the blocking cover, and an output shaft of the motor is connected with one of the wheel shafts through a coupling.

In some embodiments, the cutter head assembly comprises a cutter frame and a cutter head, the cutter frame is rotatably connected to the outer wall of the first weeding roller or the second weeding roller, and the cutter head is fixedly arranged on the outer wall of the cutter frame.

In some embodiments, the bottom of the frame is provided with a walking part.

In some embodiments, the lifting mechanism comprises a connecting rod and a screw rod, the blocking cover is connected to the rack in a sliding mode through a sliding rod, the screw rod is connected to the upper portion of the rack through threads, and a connecting block is connected to the end portion of the screw rod in a rotating mode.

In some embodiments, one end of the connecting rod is rotatably connected to the connecting block, and the other end of the connecting rod is rotatably connected to the top of the shield.

In some embodiments, a handle is fixedly mounted on the outer wall of the screw.

The embodiment of the utility model provides a owing to adopt above technical scheme, it has following advantage:

1. the utility model provides a weeding device, through setting up fore-and-aft weeding roller one and weeding roller two, utilizes the tool bit subassembly in its outside to break ground and mow, and it can carry out broken handle with the subaerial grass root to can make the weeding more abundant, the weeding effect is better.

2. The utility model provides a weeding device, through setting up the knife rest into swing joint, is fixed in the knife rest with the tool bit on, the tool bit receives centrifugal force effect to mow to the outside, and traditional rigid connection relatively utilizes centrifugal force to expand the damage to the tool bit when can preventing to meet stereoplasm ground.

3. The utility model provides a weeding device can twist the screw rod through the handle to drive the screw rod through the threaded connection effect and remove, the spacing of rethread connecting rod and the direction drive of slide bar keep off the cover and the walking portion in it goes up and down, descends it when weeding, and control height reaches the function of control hack degree of depth, when removing or transporting, can rise with keeping off the cover, improves the device stability and also prevents the damage of walking portion.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a view showing the structure of the weeding section of the present invention;

FIG. 3 is a partial cross-sectional structural view of the present invention;

FIG. 4 is a structural view of the transmission assembly of the present invention;

FIG. 5 is a schematic view of the cutting head assembly of the present invention;

fig. 6 is a structural view of the elevating mechanism of the present invention.

Reference numerals:

1-frame, 2-weeding part, 3-walking part, 4-shield, 5-lifting mechanism, 6-weeding roller I, 7-cutter head component, 8-weeding roller II, 9-transmission component, 10-shaft I, 11-shaft II, 12-bevel gear I, 13-bevel gear II, 14-wheel shaft, 15-motor, 16-bevel gear III, 17-cutter frame, 18-cutter head, 19-slide bar, 20-connecting bar, 21-connecting block, 22-screw and 23-handle.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1-6, a weeding device comprises a frame 1, wherein the bottom of the frame 1 is connected with a blocking cover 4 through a lifting mechanism 5, the bottom of the blocking cover 4 is provided with a weeding portion 2, the weeding portion 2 comprises a first shaft 10 rotatably connected to the inner side of the blocking cover 4 and a second shaft 11 movably inserted into the inner side of the first shaft 10, the outer wall of the first shaft 10 is welded with a first weeding roller 6, the outer wall of the second shaft 11 is welded with a second weeding roller 8, the outer walls of the first weeding roller 6 and the second weeding roller 8 are both provided with a cutter head assembly 7, and one side of the blocking cover 4 is provided with a transmission assembly 9 for driving the first weeding roller 6 and the second weeding roller 8; the transmission assembly 9 can drive the first weeding roller 6 and the second weeding roller 8 to rotate, so that the cutter head assembly 7 on the outer side of the transmission assembly is utilized to break soil and mow grass.

This device, through setting up one longitudinal weeding roller 6 and two 8 weeding rollers, utilize the tool bit subassembly 7 in its outside to break ground and mow, it can carry out broken handle with the subaerial grass root to can make the weeding more abundant, the weeding effect is better.

In the embodiment, the transmission assembly 9 comprises a bevel gear I12 welded on one side of the weeding roller I6, a bevel gear III 16 welded on two sides of the weeding roller II 8 and a bevel gear II 13 meshed with one side of the bevel gear I12 opposite to the bevel gear III 16, the bevel gear II 13 is rotatably connected to the baffle cover 4 through a wheel axle 14, a motor 15 is fixed on the outer wall of one side of the baffle cover 4 through a bolt, and an output shaft of the motor 15 is connected with one wheel axle 14 through a coupling; when the motor 15 is started, the motor can drive the wheel shaft 14 to rotate, so that the second weeding roller 8 and the first weeding roller 6 are driven to rotate through the meshing of the second bevel gear 13 and the first bevel gear 12 and the third bevel gear 16.

In the embodiment, the cutter head assembly 7 comprises a cutter frame 17 and a cutter head 18, the cutter frame 17 is rotatably connected to the outer wall of the first weeding roller 6 or the second weeding roller 8, and the cutter head 18 is welded on the outer wall of the cutter frame 17; when the first weeding roller 6 and the second weeding roller 8 rotate, the knife rest 17 rotates along with the rotation, so that the knife head 18 is spread outwards under the action of centrifugal force to break soil and cut grass.

This device sets up swing joint through knife rest 17, is fixed in knife rest 17 with tool bit 18 on, and tool bit 18 receives centrifugal force effect outside and mows, and traditional rigid connection relatively utilizes centrifugal force to expand can prevent to the damage of tool bit 18 when meetting the stereoplasm ground.

In this embodiment, the bottom of the frame 1 is provided with the walking part 3, and in this embodiment, the specific type of the walking part 3 is not limited, and the walking part can be a roller, a universal wheel and other driving wheels with driving force, and the walking part is mature in the prior art, and is widely applied in the field of agricultural equipment and transportation equipment, and a person skilled in the art can flexibly select the type, and the embodiment does not improve and create the walking part, so the description is omitted.

In this embodiment: when the motor 15 is started, the motor can drive the wheel shaft 14 to rotate, so that the bevel gear II 13 is meshed with the bevel gear I12 and the bevel gear III 16 to drive the weeding roller II 8 and the weeding roller I6 to rotate, and when the weeding roller I6 and the weeding roller II 8 rotate, the knife rest 17 rotates along with the rotation, so that the knife head 18 is expanded outwards under the action of centrifugal force to break soil and mow.

Example 2:

a weeding device is improved based on embodiment 1, as shown in FIGS. 1-6, wherein the lifting mechanism 5 comprises a connecting rod 20 and a screw rod 22, the blocking cover 4 is slidably connected to the frame 1 through a sliding rod 19, the screw rod 22 is connected to the upper part of the frame 1 through a thread, the end of the screw rod 22 is rotatably connected with a connecting block 21, one end of the connecting rod 20 is rotatably connected to the connecting block 21, and the other end of the connecting rod 20 is rotatably connected to the top of the blocking cover 4.

In this embodiment, the handle 23 is welded to the outer wall of the screw 22.

In this embodiment: can twist screw rod 22 through handle 23 to drive screw rod 22 through the threaded connection effect and remove, the spacing of rethread connecting rod 20 and the direction of slide bar 19 drive fender cover 4 and the walking portion 3 lift in it, descend it when weeding, and control height reaches the function of control hack degree of depth, when removing or transporting, can rise fender cover 4, improve device stability and also prevent the damage of walking portion 3.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of various changes or substitutions within the technical scope of the present invention, which should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A weeding device comprising a frame (1), characterized in that: the bottom of frame (1) is connected with fender cover (4) through elevating system (5), the bottom of fender cover (4) is provided with weeding portion (2), weeding portion (2) including rotate connect in fender cover (4) inboard axle one (10) and the activity peg graft in axle one (10) inboard axle two (11), the outer wall fixed mounting of axle one (10) has weeding roller one (6), and the outer wall fixed mounting of axle two (11) has weeding roller two (8), weeding roller one (6) all are provided with tool bit subassembly (7) with the outer wall of weeding roller two (8), just one side of fender cover (4) is provided with and is used for the drive transmission assembly (9) of weeding roller one (6) and weeding roller two (8).

2. A weeding apparatus as claimed in claim 1, wherein: the transmission assembly (9) comprises a first bevel gear (12) fixedly mounted on one side of the first weeding roller (6), a third bevel gear (16) fixedly mounted on two sides of the second weeding roller (8) and a second bevel gear (13) meshed with one side of the first bevel gear (12) and the opposite side of the third bevel gear (16), and the second bevel gear (13) is rotatably connected to the blocking cover (4) through a wheel shaft (14).

3. A weeding apparatus according to claim 2, wherein: the outer wall of one side of the blocking cover (4) is fixedly provided with a motor (15), and an output shaft of the motor (15) is connected with one of the wheel shafts (14) through a coupler.

4. A weeding apparatus according to claim 1, wherein: the cutter head assembly (7) comprises a cutter frame (17) and a cutter head (18), the cutter frame (17) is rotatably connected to the outer wall of the first weeding roller (6) or the second weeding roller (8), and the cutter head (18) is fixedly installed on the outer wall of the cutter frame (17).

5. A weeding apparatus according to any one of claims 1-4, wherein: the bottom of the frame (1) is provided with a walking part (3).

6. A weeding apparatus as claimed in claim 1, wherein: elevating system (5) include connecting rod (20) and screw rod (22), keep off cover (4) through slide bar (19) sliding connection in frame (1), screw rod (22) are through threaded connection in the top of frame (1), the tip of screw rod (22) is rotated and is connected with connecting block (21).

7. A weeding apparatus according to claim 6, wherein: one end of the connecting rod (20) is rotatably connected to the connecting block (21), and the other end of the connecting rod (20) is rotatably connected to the top of the shield (4).

8. A weeding apparatus according to claim 7, wherein: and a handle (23) is fixedly arranged on the outer wall of the screw rod (22).