阅读说明：本技术 一种园林除草装置 (Gardens weeding device ) 是由 谢爱珍 于 2020-05-20 设计创作，主要内容包括：本发明属于园林养护技术领域,具体的说是一种园林除草装置,包括电动代步车,所述电动代步车尾部固定有滑轨,所述滑轨上活动安装有固定板,所述电动代步车尾部固定有矩形板,所述矩形板顶端固定有复位弹簧,所述复位弹簧用于调节固定板的位置,所述固定板顶端固定有推杆电机,所述固定板顶端设有滑槽,滑槽内活动安装有滑块,所述滑块顶端转动安装有移动板,所述推杆电机的输出轴端固定有缓冲弹簧,所述缓冲弹簧远离推杆电机的一端固定在移动板上；本发明通过将刀片伸进灌木之间的间隙,在刀片移动的过程中将灌木之间的杂草切割打碎,并通过抽风机形成吸力来将打碎的杂草吸走,使得园林绿化杂草不仅被割断,而且被带走,使得绿化带保持美观。(The invention belongs to the technical field of garden maintenance, and particularly relates to a garden weeding device which comprises an electric scooter, wherein a slide rail is fixed at the tail part of the electric scooter, a fixed plate is movably installed on the slide rail, a rectangular plate is fixed at the tail part of the electric scooter, a return spring is fixed at the top end of the rectangular plate and used for adjusting the position of the fixed plate, a push rod motor is fixed at the top end of the fixed plate, a slide groove is formed in the top end of the fixed plate, a slide block is movably installed in the slide groove, a movable plate is rotatably installed at the top end of the slide block, a buffer spring is fixed at the output shaft end of the push rod motor, and one end, far away from the push rod; the invention cuts and breaks the weeds among the shrubs in the moving process of the blade by extending the blade into the gap between the shrubs, and sucks the broken weeds by the suction force formed by the exhaust fan, so that the landscaping weeds are not only cut off but also taken away, and the greening belt is kept beautiful.)

1. The utility model provides a gardens weeding device, includes electronic car (1) of riding instead of walk, its characterized in that: the electric scooter is characterized in that a sliding rail (2) is fixed at the tail of the electric scooter (1), a fixed plate (3) is movably mounted on the sliding rail (2), a rectangular plate (4) is fixed at the tail of the electric scooter (1), a reset spring (5) is fixed at the top end of the rectangular plate (4), the reset spring (5) is used for adjusting the position of the fixed plate (3), a push rod motor (6) is fixed at the top end of the fixed plate (3), a sliding groove (7) is arranged at the top end of the fixed plate (3), a sliding block is movably mounted in the sliding groove (7), a movable plate (8) is rotatably mounted at the top end of the sliding block, a buffer spring (9) is fixed at the output shaft end of the push rod motor (6), one end, far away from the push rod motor (6), of the buffer spring (9) is fixed on the movable plate (8), and the push rod motor, the one end that push rod motor (6) was kept away from to movable plate (8) is fixed with disc (10), movable plate (8) top is equipped with safety cover (11), safety cover (11) top is fixed with driving motor (12), the axle center department of disc (10) runs through and is equipped with pivot (13), the top of pivot (13), the output axle head of driving motor (12) all are fixed with synchronous pulley, two the activity is equipped with the hold-in range between the synchronous pulley, driving motor (12) are used for driving pivot (13) to rotate, pivot (13) bottom is equipped with more than two blade (14) along its circumference, blade (14) are used for weeding, disc (10) bottom is equipped with dustproof (15) cover, disc (10) top is equipped with connecting cover (16), the one end that disc (10) were kept away from to connecting cover (16) is equipped with collecting pipe (17), be equipped with ventilative hole on disc (10), ventilative hole is used for passing through the grass bits, electronic car (1) the afterbody of riding instead of walk is fixed with air exhauster (18), the one end that connecting cover (16) were kept away from in collecting pipe (17) is fixed on air exhauster (18), one side that collecting pipe (17) were kept away from in air exhauster (18) is equipped with sack (19) through the couple, sack (19) are used for storing the grass bits of cutting down, be equipped with battery and controller in the electronic car (1) of riding instead of walk, controller and battery electric connection, controller are used for controlling weeding device work.

2. A garden weeding apparatus according to claim 1, wherein: the electric scooter (1) afterbody is equipped with baffle (20), be equipped with shelves pole (21) on movable plate (8) lateral wall, the highest point of shelves pole (21) is higher than the bottom surface height of baffle (20), baffle (20) are equipped with circular chamfer towards the one end bottom of shelves pole (21), baffle (20) are used for adjusting the position of rectangular plate (4).

3. A garden weeding apparatus according to claim 2, wherein: rectangular plate (4) top is equipped with two stopper (22), two one side that stopper (22) are close to each other is equipped with spacing groove (23), and spacing groove (23) are wavy structure, all be equipped with semicircular shifting block (24) on two lateral walls of movable plate (8), stopper (22) are used for driving blade (14) swing back and forth.

4. A garden weeding apparatus according to claim 3, wherein: the distance between adjacent wave crests of the limiting groove (23) is 20-30cm, and the limiting groove (23) is used for controlling the swing amplitude of the blade (14).

5. A garden weeding apparatus according to claim 1, wherein: one end that collecting pipe (17) are close to connecting cover (16) is equipped with breeches pipe (25), be equipped with a clearance section of thick bamboo (26) on the inside wall of dustproof (15) cover, the one end and the clearance section of thick bamboo (26) intercommunication of collecting pipe (17) are kept away from in breeches pipe (25), a clearance section of thick bamboo (26) are the arc structure, a clearance section of thick bamboo (26) are used for inhaling the garrulous grass bits of omission.

6. A garden weeding apparatus according to claim 1, wherein: the blades (14) are spirally arranged on the surface of the rotating shaft (13), and the blades (14) positioned at the lower end of the rotating shaft (13) contact weeds after being compared with the blades (14) at the upper end.

Technical Field

The invention belongs to the technical field of garden maintenance, and particularly relates to a garden weeding device.

Background

The garden refers to a beautiful natural environment and a rest region which are created by applying engineering technology and artistic means in a certain region and by modifying the terrain (or further building mountains, stacking stones and managing water), planting trees, flowers and plants, building buildings, arranging garden roads and the like. The Chinese Han nationality building is unique and has great achievement of classical garden building. At the same time, the western countries have also achieved significant achievements in the construction of gardens. Gardens include gardens, residential gardens, small paradises, gardens, parks, plantations, zoos, children's parks, and the like, and with the development of the garden discipline, forest parks, squares, streets, scenic spots, natural conservation areas or tourist areas of national parks and resorts are included.

Disclosure of Invention

In order to make up for the defects of the prior art, the invention provides the garden weeding device, the blades extend into the gaps between the shrubs, weeds between the shrubs are cut and smashed in the moving process of the blades, the smashed weeds are sucked away by the suction force formed by the exhaust fan, the garden greening weeds are cut off and taken away, and the greening belt is kept beautiful.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a garden weeding device, which comprises an electric scooter, wherein a slide rail is fixed at the tail part of the electric scooter, a fixed plate is movably arranged on the slide rail, a rectangular plate is fixed at the tail part of the electric scooter, a return spring is fixed at the top end of the rectangular plate and used for adjusting the position of the fixed plate, a push rod motor is fixed at the top end of the fixed plate, a slide groove is arranged at the top end of the fixed plate, a slide block is movably arranged in the slide groove, a movable plate is rotatably arranged at the top end of the slide block, a buffer spring is fixed at the output shaft end of the push rod motor, one end of the buffer spring, far away from the push rod motor, is fixed on a movable plate, the push rod motor is used for driving the movable plate to move along the length direction of the slide groove, a disc is fixed at one end, the electric scooter is characterized in that a rotating shaft penetrates through the axis of the disc, synchronous belt wheels are fixed at the top end of the rotating shaft and the output shaft end of the driving motor, a synchronous belt is movably arranged between the two synchronous belt wheels, the driving motor is used for driving the rotating shaft to rotate, more than two blades are arranged at the bottom end of the rotating shaft along the circumferential direction of the rotating shaft, the blades are used for weeding, a dust cover is arranged at the bottom end of the disc, a connecting cover is arranged at the top end of the disc, a collecting pipe is arranged at one end of the connecting cover, away from the disc, a ventilation hole is formed in the disc, the ventilation hole is used for allowing grass clippings to pass through, an exhaust fan is fixed at the tail part of the electric scooter, one end of the collecting pipe, away from the connecting cover, is fixed on the exhaust fan, a cloth bag is arranged at, the controller is electrically connected with the storage battery and is used for controlling the weeding device to work; when the multifunctional weeding machine works, a large number of shrubs are usually planted on green belts of parks or streets, the shrubs are short, the distance between the shrubs is small, and weeds at the bottoms of the shrubs cannot be removed by a machine, so that the weeding difficulty is increased, and manual removal is usually adopted, so that the problem is improved; when weeding, the electric scooter is moved to the side of shrubs, and the moving path is kept parallel to the planting direction of the shrubs; starting a driving motor, a push rod motor and an exhaust fan in the intermittent advancing process of the electric walk-substituting car, wherein the driving motor drives a synchronous belt to rotate so that a rotating shaft rotates and a blade is driven to rotate; meanwhile, the push rod motor drives the moving plate to move at the top end of the fixed plate, so that the blade on the moving plate extends into a gap between shrubs; simultaneously, the exhaust fan is started to generate flowing air flow, so that upward suction is generated at the disc; enabling the blades to pass through gaps between the shrubs in the moving process of the moving plate, so that the blades cut weeds between the shrubs; meanwhile, the grass scraps cut by the blade are sucked away by the suction force generated at the disc and enter the cloth bag through the connecting cover and the collecting pipe; when the moving plate extends out of the set length, the push rod motor drives the moving plate to be retracted, so that the moving plate moves to an initial position, and the electric scooter is located at a movable position; when the electric scooter moves forward for a shrub gap, the next cutting is continued, so that the whole cutting process is continuously circulated; the invention cuts and breaks the weeds among the shrubs in the moving process of the blade by extending the blade into the gap between the shrubs, and sucks the broken weeds by the suction force formed by the exhaust fan, so that the landscaping weeds are not only cut off but also taken away, and the greening belt is kept beautiful.

Preferably, the tail of the electric scooter is provided with a baffle, the side wall of the movable plate is provided with a baffle rod, the highest point of the baffle rod is higher than the bottom surface of the baffle plate, the bottom of one end of the baffle plate facing the baffle rod is provided with a round chamfer, and the baffle plate is used for adjusting the position of the rectangular plate; when the weeding cutter works, the height of soil on a green belt is usually lower than the surrounding walls of the green belt, so that the soil is prevented from being washed away by water, and the movable plate horizontally moves when the weeding cutter is used, so that the blade cannot thoroughly cut off the roots of weeds; the baffle rod is arranged, so that the baffle rod is driven to move in the moving process of the moving plate, and the baffle rod slides to the bottom of the baffle plate along the round chamfer on the baffle plate when contacting the baffle plate; the position of the moving plate is lowered in the sliding process of the gear lever, so that the position of the fixed plate is lowered; after the position of the moving plate is lowered, the position of the blade is lowered, so that the gap between the blade and the soil surface layer is reduced; the gap between the blade and the soil is reduced, so that the blade can cut weeds more thoroughly, and the cutting effect of the invention is ensured.

Preferably, two limit blocks are arranged at the top end of the rectangular plate, limit grooves are formed in the sides, close to each other, of the two limit blocks, the limit grooves are of a wavy structure, semicircular shifting blocks are arranged on two side walls of the moving plate, and the limit blocks are used for driving the blades to swing back and forth; when the weeding machine works, the moving plate only moves linearly, so that the cutting range of the blade is limited, and the blade cannot clean weeds at the roots of shrubs; the shifting block passes through the limiting groove in the moving process of the moving plate, and the shifting block swings back and forth in the process of passing through the limiting groove, so that the blade moves forward in a curve; the sweep range of the blade is enlarged due to the curve advance of the blade, and weeds at the root of shrubs are removed when the blade advances, so that the cutting range of the blade is enlarged; meanwhile, the collecting pipe swings back and forth, so that the collecting pipe is prevented from being blocked, and the collecting efficiency of the broken grass is ensured.

Preferably, the distance between adjacent wave crests of the limiting groove is 20-30cm, and the limiting groove is used for controlling the swing amplitude of the blade; when the device works, if the waves of the limiting groove are small, the swinging frequency of the blade is large, so that the cutting efficiency of the blade is influenced, and the broken grass is not collected timely; the distance between adjacent wave crests of the limiting groove is controlled, so that the swinging frequency and the swinging amplitude of the blade are in a reasonable range, the cutting range and the cutting effect of the blade are ensured, the broken grass collecting effect of the exhaust fan is also ensured, and the weeding effect of the invention is further ensured.

Preferably, a fork pipe is arranged at one end, close to the connecting cover, of the collecting pipe, a cleaning barrel is arranged on the inner side wall of the dust cover, one end, far away from the collecting pipe, of the fork pipe is communicated with the cleaning barrel, the cleaning barrel is of an arc-shaped structure, and the cleaning barrel is used for sucking missed grass clippings; when the device works, all grass clippings cannot be sucked away from the collecting pipe, and smaller grass clippings are left on the soil, so that the attractiveness of a green belt is affected; through the arrangement of the fork tubes, the cleaning barrel is driven to move in the moving process of the moving plate, so that the fork tubes can perform secondary cleaning on the soil surface passed by the cleaning barrel through the cleaning barrel, fine grass scraps can enter the fork tubes and finally enter the collecting pipe, and the weeding efficiency of the weeding machine is ensured.

Preferably, the blades are spirally arranged on the surface of the rotating shaft, and the blades at the lower end of the rotating shaft are in contact with weeds after being compared with the blades at the upper end; when the blade is in work, if the blade is installed in a traditional vertical parallel mode, the blade is contacted with weeds in the rotating process, and the weeds cannot be completely cut off by the blade due to the swinging of the weeds under the action of wind power, so that the weeds can be cut off from the root, the weeds are wound on the blade, and the cutting effect of the blade is reduced; meanwhile, the volume of the weeds is too large after the weeds are directly cut off from the bottom by the blade, so that the weeds cannot be attracted by the suction force generated in the collecting pipe; the blades are arranged in a spiral structure, so that the time for the blades to contact the weeds forms an interval, and the upper ends of the blades contact the weeds firstly; even if the uppermost ends of the blades cannot cut off weeds, the blades in the middle section can cut off the weeds, the weeds are cut into multiple sections, the mass of each section of the weeds is reduced, and the weeds are sucked into the collecting pipe under the action of suction, so that the collecting efficiency of the invention is improved; meanwhile, the spiral blades generate upward air flow when rotating, and the collection effect of the grass chippings is further enhanced.

The invention has the following beneficial effects:

1. according to the garden weeding device, the blade extends into the gap between the shrubs, weeds between the shrubs are cut and smashed in the moving process of the blade, the suction force is formed through the exhaust fan to suck the smashed weeds, the garden greening weeds are cut off and taken away, and the greening belt is attractive.

2. According to the garden weeding device, the limiting block is arranged, so that the blade swings in the moving process, the sweeping range of the blade is too large, and weeds at the roots of shrubs are cleaned more thoroughly.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a three-dimensional view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic view of the working state of the present invention;

FIG. 4 is a right side view of the present invention;

FIG. 5 is a partial enlarged view of FIG. 4 at B;

FIG. 6 is a schematic view of the position relationship of the blade and the spindle;

in the figure: the electric scooter comprises an electric scooter 1, a slide rail 2, a fixed plate 3, a rectangular plate 4, a return spring 5, a push rod motor 6, a chute 7, a moving plate 8, a buffer spring 9, a disc 10, a protective cover 11, a driving motor 12, a rotating shaft 13, a blade 14, a dust cover 15, a connecting cover 16, a collecting pipe 17, an exhaust fan 18, a cloth bag 19, a baffle plate 20, a stop lever 21, a limit block 22, a limit groove 23, a shifting block 24, a fork pipe 25 and a cleaning barrel 26.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 6, the garden weeding device of the invention comprises an electric scooter 1, a slide rail 2 is fixed at the tail of the electric scooter 1, a fixed plate 3 is movably mounted on the slide rail 2, a rectangular plate 4 is fixed at the tail of the electric scooter 1, a return spring 5 is fixed at the top end of the rectangular plate 4, the return spring 5 is used for adjusting the position of the fixed plate 3, a push rod motor 6 is fixed at the top end of the fixed plate 3, a slide groove 7 is arranged at the top end of the fixed plate 3, a slide block is movably mounted in the slide groove 7, a moving plate 8 is rotatably mounted at the top end of the slide block, a buffer spring 9 is fixed at the output shaft end of the push rod motor 6, one end of the buffer spring 9, which is far away from the push rod motor 6, is fixed on the moving plate 8, the push rod motor 6 is used for driving the moving plate 8 to move along the length direction, the top end of the moving plate 8 is provided with a protective cover 11, the top end of the protective cover 11 is fixed with a driving motor 12, the axis center of the disc 10 runs through a rotating shaft 13, the top end of the rotating shaft 13 and the output shaft end of the driving motor 12 are both fixed with synchronous belt pulleys, two synchronous belt pulleys are movably arranged between the two synchronous belt pulleys, the driving motor 12 is used for driving the rotating shaft 13 to rotate, the bottom end of the rotating shaft 13 is provided with more than two blades 14 along the circumferential direction, the blades 14 are used for weeding, the bottom end of the disc 10 is provided with a dustproof 15 cover, the top end of the disc 10 is provided with a connecting cover 16, one end of the connecting cover 16 far away from the disc 10 is provided with a collecting pipe 17, the disc 10 is provided with a ventilation hole for passing grass clippings, the tail part of the electric scooter 1 is fixed with an exhaust fan 18, a cloth bag 19 is arranged on one side, away from the collecting pipe 17, of the exhaust fan 18 through a hook, the cloth bag 19 is used for storing cut grass clippings, a storage battery and a controller are arranged in the electric scooter 1, the controller is electrically connected with the storage battery, and the controller is used for controlling the weeding device to work; when the multifunctional weeding machine works, a large number of shrubs are usually planted on green belts of parks or streets, the shrubs are short, the distance between the shrubs is small, and weeds at the bottoms of the shrubs cannot be removed by a machine, so that the weeding difficulty is increased, and manual removal is usually adopted, so that the problem is improved; when weeding, the electric vehicle 1 is moved to the side of shrubs, and the moving path is kept parallel to the planting direction of the shrubs; starting the driving motor 12, the push rod motor 6 and the exhaust fan 18 in the intermittent advancing process of the electric scooter 1, wherein the driving motor 12 drives the synchronous belt to rotate, so that the rotating shaft 13 rotates and drives the blade 14 to rotate; meanwhile, the push rod motor 6 drives the moving plate 8 to move at the top end of the fixed plate 3, so that the blade 14 on the moving plate 8 extends into a gap between shrubs; simultaneously, the exhaust fan 18 is started to generate flowing air flow, so that upward suction is generated at the disc 10; causing the blade 14 to pass through a gap between the bushes during the movement of the moving plate 8, thereby causing the blade 14 to cut weeds between the bushes; meanwhile, the grass scraps cut by the blade 14 are sucked away by the suction force generated at the disc 10 and enter the cloth bag 19 through the connecting cover 16 and the collecting pipe 17; when the moving plate 8 extends out of the set length, the push rod motor 6 drives the moving plate 8 to be recovered, so that the moving plate 8 moves to the initial position, and the electric scooter 1 is located at the movable position; when the electric scooter 1 moves forwards for a shrub gap, the next cutting is continued, so that the whole cutting process is continuously circulated; the invention cuts and breaks the weeds among the shrubs in the moving process of the blade 14 by extending the blade 14 into the gap between the shrubs, and sucks the broken weeds by the suction force formed by the exhaust fan 18, so that the landscaping weeds are not only cut off, but also taken away, and the greening belt is kept beautiful.

As a specific embodiment of the present invention, a baffle 20 is disposed at the tail of the electric scooter 1, a stop lever 21 is disposed on the side wall of the moving plate 8, the highest point of the stop lever 21 is higher than the bottom surface of the baffle 20, a circular chamfer is disposed at the bottom of one end of the baffle 20 facing the stop lever 21, and the baffle 20 is used for adjusting the position of the rectangular plate 4; when the weeding machine works, the height of soil on a green belt is usually lower than the surrounding walls of the green belt, so that the soil is prevented from being washed away by water, and the movable plate 8 horizontally moves when the weeding machine is used, so that the blade 14 cannot thoroughly cut off the roots of weeds; by arranging the blocking rod 21, the blocking rod 21 is driven to move in the moving process of the moving plate 8, so that the blocking rod 21 slides to the bottom of the baffle 20 along the round chamfer on the baffle 20 when contacting the baffle 20; lowering the position of the moving plate 8 during the sliding of the stopper bar 21, thereby lowering the position of the fixed plate 3; after the position of the moving plate 8 is lowered, the position of the blade 14 is lowered, so that the gap between the blade 14 and the soil surface layer is reduced; the gap between the blade 14 and the soil is reduced, so that the blade 14 can cut weeds more thoroughly, and the cutting effect of the invention is ensured.

As a specific embodiment of the present invention, two limiting blocks 22 are arranged at the top end of the rectangular plate 4, a limiting groove 23 is arranged at one side of the two limiting blocks 22 close to each other, the limiting groove 23 is in a wavy structure, semicircular shifting blocks 24 are arranged on two side walls of the moving plate 8, and the limiting blocks 22 are used for driving the blade 14 to swing back and forth; during operation, the moving plate 8 only moves linearly, so that the cutting range of the blade 14 is limited, and the blade 14 cannot clean weeds at the roots of shrubs; by arranging the limiting block 22, the shifting block 24 passes through the limiting groove 23 in the moving process of the moving plate 8, and the shifting block 24 enables the moving plate 8 to swing back and forth in the process of passing through the limiting groove 23, so that the blade 14 moves forwards in a curve; the sweep range of the blade 14 is increased by the curved advance of the blade 14, and the blade 14 removes weeds at the root of shrubs when advancing, thereby improving the cutting range of the blade 14; meanwhile, the collecting pipe 17 is rocked by swinging back and forth, so that the collecting pipe 17 is prevented from being blocked, and the collecting efficiency of the broken grass is further ensured.

As a specific embodiment of the present invention, the distance between adjacent peaks of the limiting groove 23 is 20-30cm, and the limiting groove 23 is used for controlling the swing amplitude of the blade 14; when the device works, if the waves of the limiting groove 23 are small, the swinging frequency of the blade 14 is large, so that the cutting efficiency of the blade 14 is influenced, and the broken grass is not collected timely; the distance between adjacent wave crests of the limiting groove 23 is controlled, so that the swinging frequency and the swinging amplitude of the blade 14 are in a reasonable range, the cutting range and the cutting effect of the blade 14 are ensured, the grass chopping and collecting effect of the exhaust fan 18 is also ensured, and the weeding effect of the invention is further ensured.

As a specific embodiment of the present invention, a fork tube 25 is arranged at one end of the collecting tube 17 close to the connecting cover 16, a cleaning cylinder 26 is arranged on the inner side wall of the dust-proof 15 cover, one end of the fork tube 25 far from the collecting tube 17 is communicated with the cleaning cylinder 26, the cleaning cylinder 26 is of an arc structure, and the cleaning cylinder 26 is used for sucking missing grass clippings; when the device works, all grass clippings cannot be sucked away from the collecting pipe 17, and smaller grass clippings are left on the soil, so that the attractiveness of a green belt is affected; through the arrangement of the fork tubes 25, the cleaning barrel 26 is driven to move in the moving process of the moving plate 8, so that the fork tubes 25 perform secondary cleaning on the soil surface passing by the cleaning barrel 26 through the cleaning barrel 26, fine grass clippings enter the fork tubes 25 and finally enter the collecting pipe 17, and the weeding efficiency of the invention is ensured.

In one embodiment of the present invention, the blades 14 are spirally mounted on the surface of the rotating shaft 13, and the blade 14 at the lower end of the rotating shaft 13 contacts weeds after being compared with the blade 14 at the upper end; when the weed cutting device works, if the blades 14 are installed in a traditional vertical parallel mode, the blades 14 are contacted with weeds simultaneously in the rotating process of the blades 14, the weeds cannot be completely cut off by the blades 14 due to the swinging of the weeds under the action of wind power, the weeds can be cut off from the roots, and the weeds are wound on the blades 14, so that the cutting effect of the blades 14 is reduced; meanwhile, the blade 14 directly cuts off the weeds from the bottom, so that the weeds are too large in volume and cannot be attracted by the suction force generated in the collecting pipe 17; by arranging the blades 14 in a helical configuration such that the time during which the blades 14 contact the weeds forms an interval, the upper ends of the blades 14 first contact the weeds; even if the weeds cannot be cut off by the uppermost ends of the blades 14, the weeds are cut off by the blades 14 in the middle section, and the weeds are cut into multiple sections, so that the mass of each section of the weeds is reduced, and the weeds are sucked into the collecting pipe 17 under the action of suction, and the collecting efficiency of the invention is improved; at the same time, the helical blades 14 generate an upward airflow when rotating, further enhancing the collecting effect of the grass clippings of the present invention.

When the multifunctional weeding machine works, a large number of shrubs are usually planted on green belts of parks or streets, the shrubs are short, the distance between the shrubs is small, and weeds at the bottoms of the shrubs cannot be removed by a machine, so that the weeding difficulty is increased, and manual removal is usually adopted, so that the problem is improved; when weeding, the electric vehicle 1 is moved to the side of shrubs, and the moving path is kept parallel to the planting direction of the shrubs; starting the driving motor 12, the push rod motor 6 and the exhaust fan 18 in the intermittent advancing process of the electric scooter 1, wherein the driving motor 12 drives the synchronous belt to rotate, so that the rotating shaft 13 rotates and drives the blade 14 to rotate; meanwhile, the push rod motor 6 drives the moving plate 8 to move at the top end of the fixed plate 3, so that the blade 14 on the moving plate 8 extends into a gap between shrubs; simultaneously, the exhaust fan 18 is started to generate flowing air flow, so that upward suction is generated at the disc 10; causing the blade 14 to pass through a gap between the bushes during the movement of the moving plate 8, thereby causing the blade 14 to cut weeds between the bushes; meanwhile, the grass scraps cut by the blade 14 are sucked away by the suction force generated at the disc 10 and enter the cloth bag 19 through the connecting cover 16 and the collecting pipe 17; when the moving plate 8 extends out of the set length, the push rod motor 6 drives the moving plate 8 to be recovered, so that the moving plate 8 moves to the initial position, and the electric scooter 1 is located at the movable position; when the electric scooter 1 moves forwards for a shrub gap, the next cutting is continued, so that the whole cutting process is continuously circulated; the invention cuts and breaks the weeds among the shrubs in the moving process of the blade 14 by extending the blade 14 into the gap between the shrubs, and sucks the broken weeds by the suction force formed by the exhaust fan 18, so that the landscaping weeds are not only cut off, but also taken away, and the greening belt is kept beautiful.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.