CN215421682U

CN215421682U - Weeding machine

Info

Publication number: CN215421682U
Application number: CN202120889715.2U
Authority: CN
Inventors: 曹宇晨
Original assignee: Yongkang Feiyu Electric Appliance Co ltd
Current assignee: Yongkang Feiyu Electric Appliance Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2022-01-07
Anticipated expiration: 2031-04-27

Abstract

The utility model relates to a weeding machine, which comprises a handheld part, a weeding part and a telescopic rod, wherein the weeding part comprises a shell, a blade and a motor, the axial center of the blade is provided with a connecting hole, the upper end of the axial center of the blade is connected with a connecting disc, the peripheral side of the connecting disc is connected with the blade in a positioning way through a plurality of positioning columns, the motor is arranged in the shell, the power output shaft of the motor extends downwards to one end outside the shell and is provided with a thread, and the thread section of the power output shaft of the motor penetrates through the connecting hole and is then screwed with a fixing nut after the power output shaft of the motor is fixedly connected with the connecting disc; the outer side of the power output shaft of the motor is provided with a protective cover connected with the lower end of the shell, and the upper end of the connecting disc is positioned in the protective cover. In a limited space formed by the connecting disc and the shield, the wound objects such as hay, vines and the like can be wound in the radial direction of the connecting disc, and the wound space is extremely limited under the interference of the shield; a gap is reserved between the lower end of the shield and the blade, and the gap is arranged so that the rotation of the blade is not influenced and a large amount of winding materials are effectively prevented from being wound on the connecting disc.

Description

Weeding machine

Technical Field

The utility model belongs to the technical field of garden machinery, and particularly relates to a weeding machine.

Background

The mower is a mechanical tool for trimming lawns, vegetations and the like, and comprises a handheld part, a weeding part and a telescopic rod, wherein the weeding part comprises a shell, a motor, a blade and a control part, the blade is arranged on an output shaft of the motor in the shell, the speed of the blade is greatly improved by utilizing the high-speed rotation of the motor, the operation time of weeding workers is saved, and a large amount of manpower resources are reduced.

At present, most of weeding machines wind hay, vines and other winding objects between a blade and an output shaft of a motor after mowing, the winding objects are larger along with the extension of the using time, so that the normal operation of the weeding machine is affected, and in serious cases, a rotating shaft of the motor stops rotating to cause motor faults; and is difficult to clean after being wound on a power output shaft of the motor.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a weeding machine.

The utility model is realized in this way, and provides a weeding machine, which comprises a handheld part, a weeding part and a telescopic rod, wherein the upper end of the telescopic rod is connected with the handheld part, and the lower end of the telescopic rod is connected with one side of the weeding part;

the motor is arranged in the shell, a power output shaft of the motor extends downwards to one end outside the shell and is provided with threads, and a thread section of the end is screwed with a fixing nut after penetrating through the connecting hole after the end is fixedly connected with the connecting disc;

the outer side of a power output shaft of the motor is provided with a protective cover connected with the lower end of the shell, the upper end of the connecting disc is positioned in the protective cover, and a gap is reserved between the lower end of the protective cover and the blade.

Further, the blade comprises a circular body, and saw teeth are distributed on the circumference of the circular body.

Furthermore, the circular body is of a hollow structure, and a plurality of through holes are axially formed in the circular body in a penetrating mode.

Further, the handheld part comprises a grab handle, the front end of the grab handle is connected with the telescopic rod, a power battery for supplying power to the motor is arranged on the lower side of the grab handle, a switch is arranged on the grab handle, and the switch, the power battery and the motor form a loop.

Furthermore, the hand-held part also comprises a lifting handle which is connected with the upper side of the front end of the grab handle.

Furthermore, the lower end of the lifting handle is connected with the telescopic rod through a connecting buckle; and the lifting handle is hinged with the connecting buckle.

Furthermore, one side of the upper end of the shell is hinged with a connecting sleeve, and the lower end of the telescopic rod is fixedly connected with the connecting sleeve.

Furthermore, a protective cover is arranged outside the radial side of the blade, and the upper side of the protective cover is connected with the shell.

Compared with the prior art, the connecting disc and the shield form an anti-winding structure of the power output shaft of the motor, in a limited space, the wound objects such as hay, vines and the like can be wound in the radial direction of the connecting disc, and under the interference of the shield, the space which can be wound is extremely limited; and if wound, the blade can be directly detached for cleaning; a gap is reserved between the lower end of the protective cover and the blade; the gap is arranged, on one hand, the rotation of the blade is not influenced, and on the other hand, a large amount of winding materials are effectively prevented from being wound on the connecting disc; the blade is circular, weeding saw teeth are radially arranged on the blade, and the blade is of a hollow structure, so that on one hand, the large blade has high stability during operation, and on the other hand, the hollow structure can greatly reduce the weight of the large blade; the protective cover is arranged and aims at preventing the grass scraps cut by weeding from being sprayed towards one side of an operator in a rotating way and preventing one side of the blade acting on the operator from directly facing the operator, so that personal safety is avoided; the arrangement of the grab handle, the switch and the lifting handle is convenient for an operator to operate the weeding part; the power battery is a lithium battery which supplies power to the motor and is controlled to be switched on and off by a switch. The utility model has the characteristics of strong practicability, convenience and the like.

Drawings

FIG. 1 is a schematic front view of a weeding machine according to the present invention;

FIG. 2 is a front cross-sectional view of the weeding machine of the present invention;

FIG. 3 is a schematic perspective view of the weeding machine of the present invention;

FIG. 4 is a schematic view of the structure of the weeding portion of the weeding machine of the present invention;

fig. 5 is a view from a in fig. 1.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-5, the weeding machine of the present invention includes a handheld portion 1, a weeding portion 2 and a telescopic rod 3, wherein the upper end of the telescopic rod 3 is connected with the handheld portion 1, the lower end of the telescopic rod is connected with one side of the weeding portion 2, the weeding portion 2 includes a housing 21, a blade 22 and a motor 23, a connecting hole 220 is arranged at the axial center of the blade 22, a connecting disc 24 is connected to the upper end of the axial center, the circumferential side of the connecting disc 24 is connected with the blade 22 through a plurality of positioning posts 240 in a positioning manner, and a plurality of positioning holes 221 connected with the positioning posts 240 are arranged at the circumferential side of the axial center of the corresponding blade 22; the motor 12 is arranged in the shell 21, a power output shaft 230 of the motor extends downwards to one end outside the shell 21 and is provided with threads, and a threaded section of the end is fixedly connected with the connecting disc 24 and then is screwed with a fixing nut 25 after penetrating through the connecting hole 220; a shield 26 connected with the lower end of the shell 21 is arranged outside a power output shaft 230 of the motor 23, the upper end of the connecting disc 24 is positioned in the shield 26, and a gap is reserved between the lower end of the shield 26 and the blade 22.

The blade 22 includes a circular body 222, and saw teeth 223 are distributed around the circular body. The circular body 222 is a hollow structure, and has a plurality of through holes 224 axially penetrating therethrough.

The hand-held part 1 comprises a handle 10, the front end of the handle 10 is connected with the telescopic rod 3, a power battery 11 for supplying power to a motor 23 is arranged at the lower side of the handle 10, a switch 12 is arranged on the handle 10, and the switch 12, the power battery 11 and the motor 23 form a loop. The grip 1 further includes a pull-up grip 13, and the pull-up grip 13 is attached to the upper side of the front end of the grip 10. The lower end of the lifting handle 13 is connected with the telescopic rod 3 through a connecting buckle 14; and the lifting handle 13 is hinged with the connecting buckle 14. One side of the upper end of the shell 21 is hinged with a connecting sleeve 210, and the lower end of the telescopic rod 3 is fixedly connected with the connecting sleeve 210. The radial side of the blade 22 is covered with a protective cover 4, and the upper side of the protective cover 4 is connected with the shell 21.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a weeder, includes handheld portion (1), weeding portion (2) and telescopic link (3), the upper end and the handheld portion (1) of telescopic link (3) are connected, and its lower extreme is connected characterized by with weeding portion (2) one side: the weeding part (2) comprises a shell (21), blades (22) and a motor (23), a connecting hole (220) is formed in the axial center of each blade (22), a connecting disc (24) is connected to the upper end of the axial center of each blade, the peripheral sides of the connecting discs (24) are connected with the blades (22) in a positioning mode through a plurality of positioning columns (240), and a plurality of positioning holes (221) connected with the positioning columns (240) are formed in the peripheral sides of the axial centers of the corresponding blades (22); the motor (23) is arranged in the shell (21), a power output shaft (230) of the motor extends downwards to one end outside the shell (21) and is provided with threads, and a thread section of the end is screwed with a fixing nut (25) after penetrating through the connecting hole (220) after the end is fixedly connected with the connecting disc (24); a shield (26) connected with the lower end of the shell (21) is arranged on the outer side of a power output shaft (230) of the motor (23), the upper end of the connecting disc (24) is positioned in the shield (26), and a gap is reserved between the lower end of the shield (26) and the blade (22).

2. A weeding machine as claimed in claim 1, wherein: the blade (22) comprises a circular body (222), and saw teeth (223) are distributed on the circumference of the circular body.

3. A weeding machine as claimed in claim 2, wherein: the round body (222) is a hollow structure, and a plurality of through holes (224) are axially arranged in a penetrating way.

4. A weeding machine as claimed in claim 1, wherein: the handheld part (1) comprises a grab handle (10), the front end of the grab handle (10) is connected with the telescopic rod (3), a power battery (11) for supplying power to the motor (23) is arranged on the lower side of the grab handle, a switch (12) is arranged on the grab handle (10), and the switch (12), the power battery (11) and the motor (23) form a loop.

5. A weeding machine as claimed in claim 4, wherein: the hand-held part (1) also comprises a lifting handle (13), and the lifting handle (13) is connected to the upper side of the front end of the grab handle (10).

6. A weeding machine as claimed in claim 5, wherein: the lower end of the lifting handle (13) is connected with the telescopic rod (3) through a connecting buckle (14); and the lifting handle (13) is hinged with the connecting buckle (14).

7. A weeding machine as claimed in claim 1, wherein: one side of the upper end of the shell (21) is hinged with a connecting sleeve (210), and the lower end of the telescopic rod (3) is fixedly connected with the connecting sleeve (210).

8. A weeding machine as claimed in claim 1, wherein: a protective cover (4) is arranged outside the radial side of the blade (22), and the upper side of the protective cover (4) is connected with the shell (21).