CN221930777U - Green belt trimming device - Google Patents

Abstract

The utility model discloses a green belt trimming device, which comprises a bottom plate, wherein the upper end surface of the bottom plate is fixedly connected with a first positive and negative motor, the output end of the first positive and negative motor is connected with a spiral rod, the outer wall of the spiral rod is in threaded connection with a lifting frame, the lifting frame is respectively provided with a movable groove and a mounting groove, the outer surface of the spiral rod is respectively sleeved with a first elastic hose and a second elastic hose, the lifting frame is hinged with a rotating rod, the two ends of the rotating rod are fixedly connected with the rotating frame together, the upper end surface of the rotating frame is fixedly connected with a mounting plate, the spiral rod is driven to rotate by the first positive and negative motor, the lifting frame carries the mounting plate to lift and is matched with the first elastic hose and the second elastic hose to protect the spiral rod, a plurality of trimming cutters are driven to rotate at a high speed to trim the green belt, and the side surfaces of the green belt can be conveniently trimmed by hinging the rotating rod and the lifting frame, the mounting plate is driven to rotate by hinging the rotating rod and the mounting plate, the flexibility of the trimming device is provided, and the working efficiency is improved.

Description

Green belt trimming device

Technical Field

The utility model relates to the technical field of trimming devices, in particular to a green belt trimming device.

Background Art

Green belt refers to a strip of land for greening. It can eliminate visual fatigue, purify the environment, beautify the city, and reduce traffic accidents. It occupies an irreplaceable and important position in the city. In order to ensure the beauty of the green belt, it is necessary to trim the green belt regularly to ensure its neat appearance and improve its ornamental value without affecting passers-by and vehicles.

According to a green belt trimming device disclosed in a Chinese patent document with the announcement number CN220140249U, it relates to the field of urban greening technology, and improves the problem of difficulty in trimming the green belt due to the flowers and trees planted in the middle of the green belt. The device includes a trolley, a first motor is installed on the top of the trolley, a screw rod is fixedly connected to the output shaft of the first motor, a lifting block is threadedly sleeved on the screw rod, a telescopic mechanism is arranged on one side of the lifting block, a second motor is arranged on the telescopic mechanism, and a cutter is fixedly connected to the output shaft of the second motor. The utility model sets a telescopic mechanism, when there are flowers and trees planted in the middle of the green belt to be trimmed, the electric cylinder can be controlled to work, the output end of the electric cylinder drives the moving plate to move, and then the cutter can be adjusted to a suitable working position, so that the cutter will neither damage the flowers and trees nor be hindered by the flowers and trees while trimming the green belt.

Based on the search of the above patents and in combination with the pruning devices in the prior art, it is found that when the above device is in use, it can control the electric cylinder to move the mobile plate, adjust the cutter to the appropriate position, and cooperate with the lead screw to lift the mobile plate. However, in actual use, due to the rapid trimming of the cutter, debris will splash on the surface of the lead screw, which will cause the debris to be squeezed and juice to be produced when the lead screw is screwed to the lifting block, causing the lead screw to rust and damage. In addition, the above device only has one cutter with limited coverage. It can only trim the top of the green belt, and cannot be flipped and adjusted to trim the side of the green belt, which limits its use and reduces its practicality.

Utility Model Content

The utility model aims to provide a green belt trimming device, which drives the spiral rod to rotate through a first forward and reverse motor, so that the lifting frame can lift and lower with the mounting plate, and cooperates with the first elastic hose and the second elastic hose to protect the spiral rod, and drives a plurality of pruning knives to rotate at high speed through the operation of the driving motor to trim the green belt, and can drive the installation to flip through the hinge connection of the rotating rod and the lifting frame, so as to facilitate the trimming of the side of the green belt, provide flexibility in the use of the trimming device, and improve work efficiency.

To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a green belt pruning device comprises a base plate, the upper end surface of the base plate is fixedly connected to the first forward and reverse motor, the output end of the first forward and reverse motor is connected to a spiral rod, the outer wall of the spiral rod is screwed with a lifting frame, and the lifting frame is respectively provided with a movable groove and a mounting groove, the outer surface of the spiral rod is respectively sleeved with a first elastic hose and a second elastic hose, the lifting frame is hinged with a rotating rod, and two ends of the rotating rod are jointly fixedly connected to the rotating frame, the upper end surface of the rotating frame is fixedly connected to a mounting plate, one side of the mounting plate is fixedly connected to a positioning plate, the upper end surface of the positioning plate is fixedly connected to a driving motor, and a plurality of evenly distributed rotating shafts are rotatably connected to the mounting plate, the rotating shaft is connected to the output end of the driving motor, one end of the rotating shaft is fixedly connected to a pruning knife, and the outer wall of the rotating shaft is fixedly connected to a rotating disk, two adjacent rotating disks are connected by belt transmission, and two adjacent belts are staggered.

The beneficial effects of the utility model are as follows: through the action of the first forward and reverse motor, the spiral rod is screwed with the lifting connection, so that the use of the lifting frame is only adjusted, and the connection between the rotating rod and the lifting frame is coordinated to control the vertical or parallel use of the mounting plate, and the driving motor drives the three rotating shafts to rotate rapidly through two staggered belts, so that the rotating shaft drives the pruning knife to rotate rapidly, which is convenient for quickly pruning the green belt and improves the pruning efficiency and speed of the green belt;

In order to adjust the height and angle of the pruning knife;

As a further improvement of the above technical solution: a second forward and reverse motor is fixedly connected in the installation groove, a rotating column is connected to the output end of the second forward and reverse motor, a first gear is fixedly connected to the outer wall of the rotating column, a second gear is meshed on the outer edge of the first gear, and the second gear is fixedly connected to the rotating rod.

The beneficial effect of this improvement is that: through the action of the second forward and reverse motor, the rotating column drives the first gear to mesh with the second gear, and the rotation of the second gear drives the rotating rod to rotate, providing power output for the flipping of the mounting plate;

In order to achieve the flipping of the mounting plate;

As a further improvement of the above technical solution: connecting ears are fixedly connected to both sides of the lifting frame, guide rods are slidably connected to the connecting ears, and the guide rods are fixedly connected to the bottom plate.

The beneficial effect of this improvement is that the lifting frame can be guided by using two guide rods to ensure that the lifting frame is sufficiently stable during the lifting and adjustment process without deviation and shaking, thereby ensuring the stability of the use of multiple pruning knives;

In order to limit the lifting frame and ensure its movement stability;

As a further improvement of the above technical solution: a limit plate is fixedly connected between the two guide rods, and the limit plate is rotatably connected to the spiral rod.

The beneficial effects of this improvement are: by using the limit plate, the lifting height of the lifting frame can be limited to prevent the lifting frame and the spiral rod from falling off, and sufficient stability can be ensured during the lifting and lowering of the lifting frame mounting plate;

In order to limit the lifting frame and ensure its stability during use;

As a further improvement of the above technical solution: a mounting box is fixedly connected to the upper end surface of the bottom plate, a battery is movably connected inside the mounting box, and a handle is fixedly connected to the upper end surface of the battery.

The beneficial effects of this improvement are: by using the storage battery, power output can be provided for the driving mechanism of the trimming device, and the storage battery can be replaced through the handle, which is convenient for charging the storage battery, ensuring that the storage battery has sufficient power to ensure the stable operation of the trimming device;

In order to provide power output to the trimming device, it is convenient to replace and charge the battery;

As a further improvement of the above technical solution: universal wheels are fixedly connected to the four corners of the lower end surface of the base plate.

The beneficial effects of this improvement are: through the use of four universal wheels, the trimming device can be flexibly moved, the moving direction can be adjusted conveniently, the green belt can be flexibly trimmed, and the trimming effect of the green belt is improved;

In order to achieve flexible movement of the trimming device;

As a further improvement of the above technical solution: a handrail is provided on one side of the installation box, and the handrail is fixedly connected to the bottom plate.

The beneficial effects of this improvement are: through the use of the handrail, it is convenient for the user to control the trimming device and to flexibly control the moving trajectory of the trimming device;

In order to achieve controlled movement of the trimming device.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is an isometric structural schematic diagram 1 provided by the utility model;

Figure 2 is a front view of the present invention;

Fig. 3 is a three-dimensional cross-sectional view taken along line A-A in Fig. 2 provided by the present invention;

FIG4 is a left side view provided by the utility model;

FIG. 5 is a second isometric structural schematic diagram provided by the utility model.

In the figure, 1, bottom plate; 11, first forward and reverse motor; 12, spiral rod; 13, lifting frame; 14, movable slot; 15, mounting slot; 16, first elastic hose; 17, second elastic hose; 18, rotating rod; 19, rotating frame; 20, mounting plate; 21, positioning plate; 22, driving motor; 23, rotating shaft; 24, trimming knife; 25, rotating disk; 26, belt; 31, second forward and reverse motor; 32, rotating column; 33, first gear; 34, second gear; 41, connecting ear; 42, guide rod; 51, limit plate; 61, mounting box; 62, battery; 63, handle; 71, universal wheel; 81, armrest.

DETAILED DESCRIPTION

In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

As shown in Figures 1 to 5, a green belt trimming device provided by an embodiment of the utility model includes a base plate 1, an upper end surface of the base plate 1 is fixedly connected to a first forward and reverse motor 11, an output end of the first forward and reverse motor 11 is connected to a spiral rod 12, an outer wall of the spiral rod 12 is screwed with a lifting frame 13, through the action of the first forward and reverse motor 11, the spiral rod 12 and the lifting frame 13 are screwed together, so that the use height of the lifting frame 13 can be adjusted, the lifting frame 13 is respectively provided with a movable groove 14 and a mounting groove 15, the outer surface of the spiral rod 12 is respectively sleeved with a first elastic hose 16 and a second elastic hose 17, the first elastic hose 16 and the second elastic hose 17 can protect the spiral rod 12 and prevent the spiral rod 12 from contacting the outside, a rotating rod 18 is hinged on the lifting frame 13, both ends of the rotating rod 18 are fixedly connected to a rotating frame 19, and the upper end surface of the rotating frame 19 is fixed A mounting plate 20 is connected, and a positioning plate 21 is fixedly connected to one side of the mounting plate 20. By rotating the rotating rod 18, the mounting plate 20 on the rotating frame 19 can be turned over. A driving motor 22 is fixedly connected to the upper end surface of the positioning plate 21. A plurality of evenly distributed rotating shafts 23 are rotatably connected to the mounting plate 20. The rotating shaft 23 is connected to the output end of the driving motor 22. A pruning knife 24 is fixedly connected to one end of the rotating shaft 23. A rotating disk 25 is fixedly connected to the outer wall of the rotating shaft 23. Two adjacent rotating disks 25 are connected by a belt 26 for transmission. Two adjacent belts 26 are staggered. The driving motor 22 drives one of the rotating shafts 23 to rotate rapidly, and through two mutually staggered belts 26 between the three rotating disks 25, the three rotating shafts 23 are rotated simultaneously, driving the corresponding pruning knives 24 to rotate rapidly, so as to trim the green belt. There is a second forward and reverse motor 31, and the output end of the second forward and reverse motor 31 is connected to a rotating column 32. The outer wall of the rotating column 32 is fixedly connected to a first gear 33, and the outer edge of the first gear 33 is meshed with a second gear 34. The second gear 34 is fixedly connected to the rotating rod 18. The second forward and reverse motor 31 enables the rotating column 32 to drive the first gear 33 to mesh with the second gear 34, so that the second gear 34 drives the rotating rod 18 to rotate, so that the three trimming knives 24 on the mounting plate 20 can be flipped, and the use angle of the trimming knives 24 can be adjusted to improve the flexibility of using the trimming knives 24. Both sides of the lifting frame 13 are fixedly connected with connecting ears 41, and the connecting ears 41 are slidably connected with guide rods 42. The guide rods 42 are fixedly connected to the bottom plate 1, and the two connecting ears 41 and their corresponding guide rods 42 can guide the lifting frame 13 to ensure that the lifting frame 13 is For stability during the lifting process, a limit plate 51 is fixedly connected between the two guide rods 42. The limit plate 51 is rotatably connected to the spiral rod 12 and cooperates with the limit plate 51 to limit the lifting frame 13 to ensure the stability of the lifting frame 13 during the adjustment process and prevent it from falling off the spiral rod 12. A mounting box 61 is fixedly connected to the upper end surface of the base plate 1, and a battery 62 is movably connected in the mounting box 61. A handle 63 is fixedly connected to the upper end surface of the battery 62. The battery 62 can provide power output for the trimming device. The handle 63 can disassemble the battery 62 to facilitate replacement and charging of the battery 62. Universal wheels 71 are fixedly connected to the four corners of the lower end surface of the base plate 1, and an armrest 81 is provided on one side of the mounting box 61. The armrest 81 is fixedly connected to the base plate 1. The use of four universal wheels 71 and the armrest 81 can facilitate the staff to flexibly control the trimming device.

The working principle and use process of the utility model are as follows: when in use, first, the trimming device can be moved by using the handle 63 and the four universal wheels 71 to control its moving direction, and at the same time, the first forward and reverse motor 11 rotates to make the spiral rod 12 and the lifting frame 13 be screwed together, and the lifting frame 13 is controlled to be lifted and lowered, and the mounting plate 20 and the three trimming knives 24 on the lifting frame 13 are moved to a suitable height, and the rotation of the driving motor 22 drives one of the rotating shafts 23 and the rotating disk 25 to rotate, and cooperates with two mutually staggered belts 26 to drive the other two rotating shafts 23 to rotate at the same time, and the three trimming knives 24 are moved to a suitable height. 4 are driven simultaneously to trim the side of the green belt. When the top of the green belt needs to be trimmed, the second forward and reverse motor 31 can be operated to make the rotating column 32 drive the first gear 33 to mesh with the second gear 34. The second gear 34 is rotated to drive the rotating rod 18 and the rotating frame 19 to rotate, so as to realize the flipping of the mounting plate 20, so that the three trimming knives 24 are parallel to the top of the green belt. Then, in cooperation with the first forward and reverse motor 11, the three trimming knives 24 are adjusted to a suitable position to quickly trim the top of the green belt, so as to realize the use process of the entire green belt trimming device.

The contents not described in detail in this specification belong to the prior art known to professionals in this field.

Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims (7)

1. A green belt trimming device, comprising a base plate (1), characterized in that: a first forward and reverse motor (11) is fixedly connected to the upper end surface of the base plate (1), an output end of the first forward and reverse motor (11) is connected to a spiral rod (12), an outer wall of the spiral rod (12) is screwed with a lifting frame (13), the lifting frame (13) is respectively provided with a movable groove (14) and a mounting groove (15), and a first elastic hose (16) and a second elastic hose (17) are respectively sleeved on the outer surface of the spiral rod (12); A rotating rod (18) is hingedly connected to the lifting frame (13), and both ends of the rotating rod (18) are fixedly connected to a rotating frame (19), and the upper end surface of the rotating frame (19) is fixedly connected to a mounting plate (20), and one side of the mounting plate (20) is fixedly connected to a positioning plate (21), and the upper end surface of the positioning plate (21) is fixedly connected to a driving motor (22). The mounting plate (20) is rotatably connected to a plurality of evenly distributed rotating shafts (23), and the rotating shafts (23) are connected to the output end of the driving motor (22). One end of the rotating shaft (23) is fixedly connected to a trimming knife (24), and the outer wall of the rotating shaft (23) is fixedly connected to a rotating disk (25), and two adjacent rotating disks (25) are connected by a belt (26) for transmission, and the two adjacent belts (26) are staggered. 2. A green belt trimming device according to claim 1, characterized in that: a second forward and reverse motor (31) is fixedly connected in the mounting groove (15), a rotating column (32) is connected to the output end of the second forward and reverse motor (31), a first gear (33) is fixedly connected to the outer wall of the rotating column (32), a second gear (34) is meshed on the outer edge of the first gear (33), and the second gear (34) is fixedly connected to the rotating rod (18). 3. A green belt trimming device according to claim 1, characterized in that: connecting ears (41) are fixedly connected to both sides of the lifting frame (13), and a guide rod (42) is slidably connected to the connecting ear (41), and the guide rod (42) is fixedly connected to the base plate (1). 4. A green belt trimming device according to claim 3, characterized in that: a limit plate (51) is fixedly connected between the two guide rods (42), and the limit plate (51) is rotatably connected to the spiral rod (12). 5. A green belt trimming device according to claim 1, characterized in that: a mounting box (61) is fixedly connected to the upper end surface of the base plate (1), a battery (62) is movably connected inside the mounting box (61), and a handle (63) is fixedly connected to the upper end surface of the battery (62). 6. A green belt trimming device according to claim 1, characterized in that universal wheels (71) are fixedly connected to the four corners of the lower end surface of the base plate (1). 7. A green belt trimming device according to claim 5, characterized in that a handrail (81) is provided on one side of the installation box (61), and the handrail (81) is fixedly connected to the base plate (1).