CN209930921U

CN209930921U - Novel electric weeding machine

Info

Publication number: CN209930921U
Application number: CN201920093736.6U
Authority: CN
Inventors: 陈鸣九
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-21
Filing date: 2019-01-21
Publication date: 2020-01-14
Anticipated expiration: 2029-01-21

Abstract

The utility model provides a novel electric weeding machine. This technical scheme has add complementary unit on the basis of rotary cutter formula shearing, adopt two sets of guide boards to gather together the grass leaf at the frame front end, and set up two sets of subtend rotation's roller at the frame lower extreme, utilize the interlock effect of roller and disc, gather together the grass leaf, the centre gripping and upwards tractive, through this kind of interlock, tractive effect, make the grass leaf root expose as far as possible in the shearing range of blade, moreover, the grass leaf that leaves roller and disc is extruded into the beam form, thereby more be favorable to the shearing of blade disc. Based on the above principle, the utility model discloses can once advance the in-process and handle wideer lawn, have more abundant shearing effect simultaneously, use the utility model discloses, can effectively improve weeding efficiency, improve weeding effect, have good performance.

Description

Novel electric weeding machine

Technical Field

The utility model relates to a weeder technical field, concretely relates to novel electric weeder.

Background

The weeding machine is also called as a mower, is a mechanical tool for cutting weeds and mainly comprises a cutter head, an engine, a traveling wheel, a traveling mechanism, a blade, a handrail, a control part and the like. In the prior art, weeding machines are developed into various configurations, and can be divided into a dragging type, a backward pushing type, a riding type, a tractor suspension type and the like according to a traveling mode; the power can be divided into animal power driving type, engine driving type, electric driving type, solar driving type and the like; the weeding machine can be divided into a hob type, a rotary knife type, a side hanging type, a flail type and the like according to the weeding principle. No matter what grass cutting principle is adopted, the structure of the grass cutting machine is that a cutter head is generally arranged on a travelling wheel, an engine is arranged on the cutter head, a blade is arranged on an output shaft of the engine, and the blade cuts grass leaves by utilizing the high-speed rotation of the engine.

Although the mode can effectively cut off the grass blades, the area of the cutter head is difficult to be large for ensuring the use safety, so that the contact area of the cutter head and the grass blades is small, the cutting amount obtained by single advancing is small, and the ideal cutting effect can be obtained only by repeatedly advancing the weeding machine on the lawn. Moreover, when the grass blades are light in weight and high in toughness, the grass blades can be bounced open at the moment of contact with the blades, and accordingly the cutting effect is affected.

Disclosure of Invention

The utility model discloses aim at providing a novel electric weeding machine to prior art's technical defect to solve prior art's weeder and weed the lower technical problem of efficiency at the in-process that the single was marchd.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

a novel electric weeding machine comprises a frame, a baffle, a handle, wheels, protruding rods, tension springs, guide plates, connecting rods, bearings, a rotating shaft, a roller, a disc, a cutter disc, a first motor, a second motor and a third motor, wherein the baffle is fixedly connected to the periphery of the upper end of the frame, the handle is connected to the rear end of the baffle, the wheels are connected to the lower end of the frame, the two protruding rods are fixedly connected to the front end of the frame, the lower end of each tension spring is connected to the middle of the protruding rod in a hanging mode, the upper end of each tension spring is connected to the top of the frame in a hanging mode, the lower end of each protruding rod is connected with one guide plate, and an angle of 30 degrees is; the lower end of the frame is connected with a connecting rod, the connecting rod is connected with a bearing, the rotating shafts are connected to the bearing, the number of the rotating shafts is two, the outer parts of the two rotating shafts are both connected with rollers, the outer parts of the two rollers are both connected with a plurality of discs, and the discs on the two rollers are mutually meshed; the cutter head is connected to the lower end of the frame through a middle shaft and is positioned at the rear sides of the two rollers; the first motor, the second motor and the third motor are respectively connected to the upper end of the frame, the first motor is in transmission connection with the rotating shaft, the second motor is in transmission connection with the wheels, and the third motor is in transmission connection with the middle shaft.

Preferably, the two rotating shafts are parallel to each other and are positioned on the same plane; the position of the cutter head is lower than the rotating shaft.

Preferably, the first motor is simultaneously in transmission connection with the two rotating shafts through a belt, and the rotating directions of the two rotating shafts are opposite.

Preferably, the minimum distance between the two guide plates is equal to the distance between the two rotating shafts.

Preferably, the minimum distance from the disc to the ground is 5 cm; the minimum distance from the disc to the cutter head is 3 cm.

In the technical scheme, the frame can be called as a chassis and is used for bearing the main structure of the weeding machine; the enclosure is used for protecting a motor at the upper end of the frame; the handle is used for being held by an operator; the wheels are driven by the second motor to rotate, so that the pushing device moves forwards; the protruding rod is used for fixing the guide plate; the guide plate is used for gathering the grass blades in front, so that the grass blades are guided into the action range of the roller; the tension spring is used for playing a role of diagonal tension, so that the stability of the protruding rod is enhanced; the connecting rod is used for arranging a bearing; the bearing is used for bearing the rotating shaft; the two rotating shafts synchronously rotate in opposite directions under the driving of the first motor, so that the grass blades below the device are gathered, clamped and upwards drawn by the roller and the disc, the grass blade root can be cut as far as possible by the cutter head on the rear side, the grass blades after being clamped are gathered in a bundle shape after leaving the roller and the disc, the cutting of the cutter head on the rear side is facilitated, and the problem that a single grass blade bounces off when encountering the cutter head which rotates rapidly is avoided; the cutter head is driven to rotate by a third motor independently.

Drawings

FIG. 1 is a front view of the overall structure of the present invention;

FIG. 2 is a top view of a partial structure of the roller of the present invention;

FIG. 3 is a left side view of the partial structure of the roller of the present invention;

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

in the figure:

1. frame 2, enclose fender 3, handle 4, wheel

5. Protrusion rod 6, extension spring 7, guide plate 8, connecting rod

9. Bearing 10, rotating shaft 11, roller 12 and disc

13. The cutter head 14, the first motor 15, the second motor 16 and the third motor.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

Example 1

A novel electric weeding machine is shown in figures 1-4 and comprises a frame 1, an enclosure 2, a handle 3, wheels 4, protruding rods 5, tension springs 6, guide plates 7, connecting rods 8, bearings 9, a rotating shaft 10, a roller 11, a disc 12, a cutter head 13, a first motor 14, a second motor 15 and a third motor 16, wherein the enclosure 2 is fixedly connected to the periphery of the upper end of the frame 1, the handle 3 is connected to the rear end of the enclosure 2, the wheels 4 are connected to the lower end of the frame 1, the two protruding rods 5 are fixedly connected to the front end of the frame 1, the lower end of the tension spring 6 is connected to the middle of the protruding rods 5 in a hanging manner, the upper end of the tension spring 6 is connected to the top of the frame 1, the lower end of each protruding rod 5 is connected to one guide plate 7, and an angle of 30 degrees is formed between; the lower end of the frame 1 is connected with a connecting rod 8, the connecting rod 8 is connected with a bearing 9, two rotating shafts 10 are connected to the bearing 9, the number of the rotating shafts 10 is two, the outer parts of the two rotating shafts 10 are both connected with rollers 11, the outer parts of the two rollers 11 are both connected with a plurality of discs 12, and the discs 12 on the two rollers 11 are mutually meshed; the cutter head 13 is connected to the lower end of the frame 1 through a middle shaft, and the cutter head 13 is positioned at the rear side of the two rollers 11; the first motor 14, the second motor 15 and the third motor 16 are respectively connected to the upper end of the frame 1, the first motor 14 is in transmission connection with the rotating shaft 10, the second motor 15 is in transmission connection with the wheels 4, and the third motor 16 is in transmission connection with the middle shaft.

The working principle of the device is as follows: the frame 1 can also be called a chassis and is used for bearing the main structure of the weeding machine; the enclosure 2 is used for protecting a motor at the upper end of the frame 1; the handle 3 is used for being held by an operator; the wheel 4 is driven by the second motor 15 to rotate, so that the device is pushed to move forwards; the projecting rod 5 is used for fixing the guide plate 7; the guide plate 7 is used for gathering the grass blades in front, so that the grass blades are guided into the action range of the roller 11; the tension spring 6 is used for playing a role of diagonal tension, so that the stability of the projecting rod 5 is enhanced; the connecting rod 8 is used for arranging a bearing 9; the bearing 9 is used for bearing the rotating shaft 10; the two rotating shafts 10 synchronously rotate in opposite directions under the drive of the first motor 14, so that grass blades below the device are gathered, clamped and pulled upwards by the roller 11 and the disc 12, the grass blade root can be cut as much as possible by the cutter disc 13 on the rear side, the grass blades after being clamped are gathered in a bundle shape after leaving the roller 11 and the disc 12, the cutting of the cutter disc 13 on the rear side is facilitated, and the problem that single grass blades are bounced off when encountering the cutter disc 13 which rotates rapidly is avoided; the cutter head 13 is driven to rotate by a third motor 16 alone.

Example 2

A novel electric weeding machine is shown in figures 1-4 and comprises a frame 1, an enclosure 2, a handle 3, wheels 4, protruding rods 5, tension springs 6, guide plates 7, connecting rods 8, bearings 9, a rotating shaft 10, a roller 11, a disc 12, a cutter head 13, a first motor 14, a second motor 15 and a third motor 16, wherein the enclosure 2 is fixedly connected to the periphery of the upper end of the frame 1, the handle 3 is connected to the rear end of the enclosure 2, the wheels 4 are connected to the lower end of the frame 1, the two protruding rods 5 are fixedly connected to the front end of the frame 1, the lower end of the tension spring 6 is connected to the middle of the protruding rods 5 in a hanging manner, the upper end of the tension spring 6 is connected to the top of the frame 1, the lower end of each protruding rod 5 is connected to one guide plate 7, and an angle of 30 degrees is formed between; the lower end of the frame 1 is connected with a connecting rod 8, the connecting rod 8 is connected with a bearing 9, two rotating shafts 10 are connected to the bearing 9, the number of the rotating shafts 10 is two, the outer parts of the two rotating shafts 10 are both connected with rollers 11, the outer parts of the two rollers 11 are both connected with a plurality of discs 12, and the discs 12 on the two rollers 11 are mutually meshed; the cutter head 13 is connected to the lower end of the frame 1 through a middle shaft, and the cutter head 13 is positioned at the rear side of the two rollers 11; the first motor 14, the second motor 15 and the third motor 16 are respectively connected to the upper end of the frame 1, the first motor 14 is in transmission connection with the rotating shaft 10, the second motor 15 is in transmission connection with the wheels 4, and the third motor 16 is in transmission connection with the middle shaft. The two rotating shafts 10 are parallel to each other, and the two rotating shafts 10 are located on the same plane; the cutter head 13 is positioned lower than the rotary shaft 10. The first motor 14 is simultaneously in transmission connection with the two rotating shafts 10 through a belt, and the rotating directions of the two rotating shafts 10 are opposite. The minimum distance between the two guide plates 7 is equal to the distance between the two rotary shafts 10. The minimum distance from the disc 12 to the ground is 5 cm; the minimum distance from the disc 12 to the cutter disc 13 is 3 cm.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel electric weeding machine is characterized by comprising a frame (1), a baffle (2), a handle (3), wheels (4), protruding rods (5), tension springs (6), guide plates (7), connecting rods (8), bearings (9), a rotating shaft (10), a roller (11), a disc (12), a cutter head (13), a first motor (14), a second motor (15) and a third motor (16), wherein the baffle (2) is fixedly connected to the periphery of the upper end of the frame (1), the handle (3) is connected to the rear end of the baffle (2), the wheels (4) are connected to the lower end of the frame (1), two protruding rods (5) are fixedly connected to the front end of the frame (1), the lower end of each tension spring (6) is connected to the middle of the corresponding protruding rod (5), the upper end of each tension spring (6) is connected to the top of the frame (1), the lower end of each protruding rod (5) is connected with one guide plate (7), an angle of 30 degrees is formed between the two guide plates (7); the lower end of the frame (1) is connected with a connecting rod (8), the connecting rod (8) is connected with a bearing (9), two rotating shafts (10) are connected onto the bearing (9), the outer parts of the two rotating shafts (10) are connected with rollers (11), the outer parts of the two rollers (11) are connected with a plurality of discs (12), and the discs (12) on the two rollers (11) are mutually meshed; the cutter head (13) is connected to the lower end of the frame (1) through a middle shaft, and the cutter head (13) is positioned on the rear side of the two rollers (11); the bicycle frame is characterized in that a first motor (14), a second motor (15) and a third motor (16) are respectively connected to the upper end of the bicycle frame (1), the first motor (14) is in transmission connection with the rotating shaft (10), the second motor (15) is in transmission connection with the wheels (4), and the third motor (16) is in transmission connection with the middle shaft.

2. A new electric weeder according to claim 1, characterized in that said two shafts (10) are parallel to each other and the two shafts (10) are located on the same plane; the position of the cutter head (13) is lower than the rotating shaft (10).

3. A new type of electric weeding machine as claimed in claim 1, wherein said first electric motor (14) is simultaneously drivingly connected to both shafts (10) by means of a belt, the rotation directions of both shafts (10) being opposite.

4. A new electric weeder according to claim 1, characterized in that the minimum distance between the two guide plates (7) is equal to the distance between the two rotary shafts (10).

5. A new electric weeder according to claim 1, characterized in that the disc (12) has a minimum distance to the ground of 5 cm; the minimum distance from the disc (12) to the cutter head (13) is 3 cm.