CN219146157U

CN219146157U - Lawn trimming machine

Info

Publication number: CN219146157U
Application number: CN202320079421.2U
Authority: CN
Inventors: 王业胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-08
Filing date: 2023-01-08
Publication date: 2023-06-09
Anticipated expiration: 2033-01-08

Abstract

The utility model discloses a lawn trimmer, which belongs to the technical field of gardening machinery and comprises a machine underframe, wherein four corners of the bottom of the machine underframe are fixedly connected with locking universal wheels, the upper side of the machine underframe is fixedly connected with a hand push handle, the upper side of the machine underframe is fixedly connected with a vertically arranged U-shaped shell, a lifting adjusting mechanism is arranged in the U-shaped shell, two ends of the lifting adjusting mechanism extend to the lower part of the U-shaped shell and are fixedly connected with a mounting shell, a trimming mechanism is arranged on the mounting shell, the upper side of the machine underframe is fixedly connected with a storage battery pack, the upper side of the hand push handle is fixedly connected with a control switch, and the lifting adjusting mechanism, the trimming mechanism and the storage battery pack are respectively and electrically connected with the control switch. According to the utility model, the height of the trimming mechanism is adjusted by arranging the lifting adjusting mechanism, so that lawns with different heights can be trimmed, the processing range is wide, the adjustment is convenient, the manpower is saved, and the lawn trimming efficiency is improved.

Description

Lawn trimming machine

Technical Field

The utility model relates to the technical field of gardening machinery, in particular to a lawn trimmer.

Background

Along with the development and progress of the times, cities are also rapidly developed, gardening is an indispensable part in urban construction, in gardening, lawns occupy a great proportion, in gardening greening work, the lawns are often required to be trimmed and trimmed to be more attractive and tidier, and a lawn mower is required to be used, so that the lawn mower is referred to as a mechanical equipment for mowing and a greening environment-friendly equipment, and the application range is very wide.

In a lawn trimming and trimming machine (patent number: CN 211353120U), the device comprises a trimming machine body, wherein a sleeve block is fixedly connected to the bottom of the trimming machine body, a screw is fixedly connected to one side of the sleeve block, a suspension rod is inserted into the sleeve block, one side of the suspension rod is fixedly connected with a wheel shaft, one side of the wheel shaft is movably connected with a roller, a round groove is formed in the bottom of the trimming machine body, and the device can simultaneously perform trimming and trimming on a lawn through the cooperation of the trimming machine body, the round groove, a rotating shaft, a first blade, a screen, an internal combustion engine, an oil tank, a second blade, a motor, a storage battery and a connecting wire; through the cooperation setting of repairing organism, cover piece, screw rod, suspension pole, round hole, nut and round hole, can adjust the height of leaving the ground of repairing the organism, solve the condition that current weeds height is too high blade load and damage the machine greatly, however, the device is comparatively troublesome to the high operating procedure of leaving the ground of adjusting the repairing the organism, extravagant manpower, influences adjustment efficiency, and is inconvenient to use. Accordingly, one skilled in the art would provide a lawn mower to address the problems set forth in the background above.

Disclosure of Invention

The utility model aims to provide a lawn trimmer for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the lawn trimmer comprises a machine underframe, wherein four corners of the bottom of the machine underframe are fixedly connected with locking universal wheels, the upper side of the machine underframe is fixedly connected with a hand push handle, the upper side of the machine underframe is fixedly connected with a vertically arranged U-shaped shell, a lifting adjusting mechanism is arranged in the U-shaped shell, two ends of the lifting adjusting mechanism extend to the lower part of the U-shaped shell and are fixedly connected with a mounting shell, a trimming mechanism is arranged on the mounting shell, the upper side of the machine underframe is fixedly connected with a storage battery pack, the upper side of the hand push handle is fixedly connected with a control switch, and the lifting adjusting mechanism, the trimming mechanism and the storage battery pack are respectively and electrically connected with the control switch;

the lifting adjusting mechanism comprises a stepping motor fixed on one side of a U-shaped shell, a spindle end of the stepping motor extends into the transverse end of the U-shaped shell and is fixedly connected with a rotating rod, two driving bevel gears which are reversely arranged are fixedly connected to the rotating rod, screw rods are connected to the inner walls of two vertical ends of the U-shaped shell through bearing seats in a rotating mode, driven bevel gears which are in one-to-one meshed connection with the two driving bevel gears are fixedly connected to the upper ends of the two screw rods, thread blocks are connected to the two screw rods in a threaded mode, L-shaped frames are fixedly connected to one side, opposite to the thread blocks, of the two screw blocks, openings are formed in two opposite sides of the U-shaped shell, and the two L-shaped frames penetrate through the two openings and are fixedly connected with an installation shell respectively.

As still further aspects of the utility model: the trimming mechanism comprises a driving motor fixed on the upper side of the mounting shell, a spindle end of the driving motor penetrates through the mounting shell and is fixedly connected with a rotating shaft which is vertically arranged, and a trimming blade is fixedly connected with the lower end of the rotating shaft.

As still further aspects of the utility model: wherein, the through-hole has been seted up to the upside of installation shell, and driving motor's main shaft end passes this through-hole setting.

As still further aspects of the utility model: wherein, the both sides inner wall of opening and the both sides lateral wall sliding connection of L shape frame.

As still further aspects of the utility model: the outer side wall of the rotating rod is fixedly connected with the inner walls of the through holes of the two drive bevel gears in a welding mode.

As still further aspects of the utility model: one side of the U-shaped shell is rotationally connected with one end of the rotating rod, which is far away from the stepping motor, through a rotating piece.

As still further aspects of the utility model: wherein, the downside fixedly connected with of installation shell is the baffle that the arc set up.

Compared with the prior art, the utility model has the beneficial effects that:

1. this lawn trimmer through setting up lift adjustment mechanism, starts step motor work, drives the bull stick and rotates, and then drives two drive bevel gears and rotate simultaneously, because two drive bevel gears respectively with two driven bevel gears meshing, and then drive two lead screws and rotate simultaneously, at this moment, two screw blocks force the displacement, and then drive the installation shell displacement, realize the altitude mixture control of trimming mechanism, can repair the lawn of different height, the machining range is wide, it is convenient to adjust, use manpower sparingly, improve lawn trimming efficiency.

2. This lawn trimmer through setting up the mechanism of trimming, starts driving motor work, drives the rotation axis and rotates, and then drives and repair the blade rotation, can cut the trimming to the lawn, simple structure, easy maintenance, it is effectual to repair.

Drawings

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

FIG. 2 is a schematic view of a three-dimensional enlarged structure of the U-shaped shell and the mounting shell in the utility model;

FIG. 3 is a schematic view of a cross-sectional left-hand view of the U-shaped shell of the present utility model;

fig. 4 is a schematic view showing a left-hand cross-sectional structure of the mounting case of the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

1. a chassis; 2. locking the universal wheel; 3. a hand push handle; 4. a U-shaped shell; 5. a mounting shell; 6. a battery pack; 7. a control switch; 8. a stepping motor; 9. a rotating rod; 10. a drive bevel gear; 11. a screw rod; 12. a driven bevel gear; 13. a screw block; 14. an L-shaped frame; 15. an opening; 16. a driving motor; 17. a rotation shaft; 18. trimming the blade; 19. and a baffle.

Detailed Description

Referring to fig. 1-4, in the embodiment of the present utility model, a lawn trimmer includes a chassis 1, four corners at the bottom of the chassis 1 are all fixedly connected with locking universal wheels 2, so as to facilitate displacement, a push handle 3 is fixedly connected to the upper side of the chassis 1, so as to facilitate pushing displacement, a vertically arranged U-shaped shell 4 is fixedly connected to the upper side of the chassis 1, a lifting adjusting mechanism is arranged in the U-shaped shell 4, two ends of the lifting adjusting mechanism extend to the lower side of the U-shaped shell 4 and are fixedly connected with a mounting shell 5, a trimming mechanism is arranged on the mounting shell 5, a storage battery 6 is fixedly connected to the upper side of the chassis 1, so as to provide power output, and the upper side of the push handle 3 is fixedly connected with a control switch 7, and the lifting adjusting mechanism, the trimming mechanism and the storage battery 6 are respectively and electrically connected with the control switch 7, so that the lawn trimmer is convenient to operate in the prior art;

the lifting adjusting mechanism comprises a stepping motor 8 fixed on one side of a U-shaped shell 4, a spindle end of the stepping motor 8 extends into the transverse end of the U-shaped shell 4 and is fixedly connected with a rotating rod 9, two driving bevel gears 10 which are reversely arranged are fixedly connected to the rotating rod 9, screw rods 11 are respectively connected to the inner walls of two vertical ends of the U-shaped shell 4 through bearing seats in a rotating mode, driven bevel gears 12 which are in one-to-one meshed connection with the two driving bevel gears 10 are respectively fixedly connected to the upper ends of the two screw rods 11, thread blocks 13 are respectively connected to the two screw rods 11 in a threaded mode, L-shaped frames 14 are respectively and fixedly connected to one side, opposite sides of the U-shaped shell 4 are respectively provided with an opening 15, the two L-shaped frames 14 respectively penetrate through the two openings 15 and are fixedly connected with a mounting shell 5, when the ground clearance of the trimming mechanism is required to be adjusted, the stepping motor 8 is started to work, and then the two driving bevel gears 10 are driven to rotate, and then the two driving bevel gears 12 are respectively meshed with the two driving bevel gears 11 at the same time, and then the two driving bevel gears 11 are driven to rotate simultaneously, the two driving bevel gears 13 are respectively, the two driving bevel gears 13 are driven to be in a large-scale lawn height, the lawn can be trimmed conveniently, the trimming efficiency can be adjusted, the lawn can be conveniently, the height can be adjusted, and the lawn can be adjusted conveniently, and the lawn can be adjusted.

As shown in fig. 2 and 4: the trimming mechanism comprises a driving motor 16 fixed on the upper side of the installation shell 5, a spindle end of the driving motor 16 penetrates through the installation shell 5 and is fixedly connected with a rotating shaft 17 which is vertically arranged, the lower end of the rotating shaft 17 is fixedly connected with a trimming blade 18, the driving motor 16 is started to work, the rotating shaft 17 is driven to rotate, and then the trimming blade 18 is driven to rotate, so that a lawn can be cut and trimmed.

As shown in fig. 4: through holes are formed in the upper side of the mounting shell 5, and the spindle end of the driving motor 16 penetrates through the through holes, so that the spindle end of the driving motor 16 can work conveniently.

As shown in fig. 2: the inner walls at two sides of the opening 15 are slidably connected with the side walls at two sides of the L-shaped frame 14, so that the L-shaped frame 14 can be displaced more stably and conveniently.

As shown in fig. 3: the outer side wall of the rotating rod 9 is fixedly connected with the inner walls of the through holes of the two drive bevel gears 10 in a welding mode, and the connection is firm.

As shown in fig. 3: one side of the U-shaped shell 4 is rotationally connected with one end of the rotating rod 9 far away from the stepping motor 8 through a rotating piece, and can play a supporting role in the rotation of the rotating rod 9.

As shown in fig. 2: the baffle 19 which is arc-shaped is fixedly connected with the lower side of the installation shell 5 and is used for blocking mowing scraps.

Working principle: when the device is used for trimming lawns, firstly, when the ground clearance of a trimming mechanism is required to be adjusted, a stepping motor 8 is started to work to drive a rotating rod 9 to rotate so as to drive two drive bevel gears 10 to rotate simultaneously, as the two drive bevel gears 10 are respectively meshed with two driven bevel gears 12 to drive two screw rods 11 to rotate simultaneously, as the screw rods 11 are meshed with a thread block 13, and the axial rotation of the thread block 13 is limited by an opening 15 along with an L-shaped frame 14, the two thread blocks 13 are forced to displace so as to drive a mounting shell 5 to displace, thereby realizing the height adjustment of the trimming mechanism, trimming lawns with different heights, and the device has the advantages of wide processing range, convenient adjustment, labor saving and improvement of lawn trimming efficiency; then, the driving motor 16 is started to work, the rotating shaft 17 is driven to rotate, the trimming blade 18 is driven to rotate, the lawn can be cut and trimmed, and the lawn trimming machine has the advantages of simple structure, convenience in maintenance and good trimming effect.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The lawn trimmer comprises a machine underframe (1), and is characterized in that four corners of the bottom of the machine underframe (1) are fixedly connected with locking universal wheels (2), the upper side of the machine underframe (1) is fixedly connected with a hand push handle (3), the upper side of the machine underframe (1) is fixedly connected with a vertically arranged U-shaped shell (4), a lifting adjusting mechanism is arranged in the U-shaped shell (4), two ends of the lifting adjusting mechanism extend to the lower side of the U-shaped shell (4) and are fixedly connected with a mounting shell (5), a trimming mechanism is arranged on the mounting shell (5), the upper side of the machine underframe (1) is fixedly connected with a storage battery pack (6), the upper side of the hand push handle (3) is fixedly connected with a control switch (7), and the lifting adjusting mechanism, the trimming mechanism and the storage battery pack (6) are respectively and electrically connected with the control switch (7);

the lifting adjusting mechanism comprises a stepping motor (8) fixed on one side of a U-shaped shell (4), a spindle end of the stepping motor (8) extends into the transverse end of the U-shaped shell (4) and is fixedly connected with a rotating rod (9), two driving bevel gears (10) which are reversely arranged are fixedly connected to the rotating rod (9), screw rods (11) are respectively connected to the inner walls of two vertical ends of the U-shaped shell (4) through bearing seats in a rotating mode, driven bevel gears (12) which are in one-to-one meshed connection with the two driving bevel gears (10) are respectively connected to the upper ends of the two screw rods (11), threaded blocks (13) are respectively connected to the two screw rods (11) in a threaded mode, L-shaped frames (14) are respectively and fixedly connected to one side, opposite to the two sides of the U-shaped shell (4) are respectively provided with openings (15), and the two L-shaped frames (14) respectively penetrate through the two openings (15) and are fixedly connected with a mounting shell (5).

2. A lawn trimmer according to claim 1, characterized in that the trimming mechanism comprises a drive motor (16) fixed on the upper side of the mounting shell (5), the main shaft end of the drive motor (16) penetrates the mounting shell (5) and is fixedly connected with a vertically arranged rotating shaft (17), and the lower end of the rotating shaft (17) is fixedly connected with a trimming blade (18).

3. A lawn trimmer according to claim 2, characterised in that the upper side of the mounting casing (5) is provided with a through hole through which the spindle end of the drive motor (16) is arranged.

4. A lawn trimmer according to claim 1, characterised in that the two side inner walls of the opening (15) are slidingly connected with the two side walls of the L-shaped frame (14).

5. A lawn trimmer according to claim 1, characterised in that the outer side wall of the turning bar (9) is fixedly connected to the inner walls of the through-holes of the two drive bevel gears (10) by means of welding.

6. A lawn trimmer according to claim 1, characterised in that one side of the U-shaped housing (4) is rotatably connected to the end of the rotating rod (9) remote from the stepper motor (8) by means of a rotating member.

7. A lawn trimmer according to claim 1, characterised in that the underside of the mounting shell (5) is fixedly connected with a baffle (19) arranged in an arc.