CN219741246U - Grass cutting vehicle with swingable cutter head - Google Patents

Abstract

The utility model relates to a grass cutting vehicle with a swingable cutter head, which comprises a vehicle body, cutter bars and a cutter head assembly, wherein the vehicle body comprises a vehicle frame, and two ends of the cutter bars are fixedly connected with the vehicle frame and the cutter head respectively. The frame is provided with a swinging part, the swinging part comprises a supporting frame, a first motor, an eccentric wheel and a connecting rod, the supporting frame is connected with the frame, one end of the cutter bar connected with the frame is positioned on the supporting frame and is rotationally connected with the supporting frame, the eccentric wheel is rotationally connected with the supporting frame, the driving end of the first motor is fixedly connected with the supporting frame, and the two ends of the connecting rod are respectively connected with the eccentric wheel and the cutter bar. The grass cutting trolley in the scheme is used for arranging the cutter head assembly outside the grass cutting trolley through the cutter bar, and the cutter bar can swing on the trolley body, so that the cutter head assembly can swing, and vegetation in a larger range can be trimmed after the cutter head assembly swings.

Description

Grass cutting vehicle with swingable cutter head

Technical Field

The utility model relates to the technical field of grass cutting vehicles, in particular to a grass cutting vehicle with a swingable cutter head.

Background

When trimming large-area lawns, a lawnmower which needs to be pushed by a worker or a lawnmower carried by the worker is usually selected to trim the lawn vegetation, and when trimming the lawn vegetation, the worker often needs to move the position by walking. This is a significant effort when trimming large areas of grass, and often the worker is exhausted when trimming is not complete. In order to reduce the physical energy consumption of workers, the manually-driven grass cutting vehicle is adopted to replace a hand-push grass mower or a backpack grass mower gradually at present, so that the workers do not need to walk when performing vegetation pruning operation, the grass cutting vehicle is driven to complete the movement of the cutterhead, the labor intensity of the workers can be further reduced, the consumed physical power of the workers is less when the workers cut grass, and the working experience of the workers is improved. However, most of current grass cutting vehicles have cutter heads arranged at the bottom of the vehicle body, so that the grass cutting vehicle has the advantages of lower weight center and more stable running. However, the trimming range of the grass trimming vehicle is very small, and vegetation trimming work is difficult to be carried out on the area outside the coverage range of the grass trimming vehicle.

Disclosure of Invention

The utility model provides a grass cutting vehicle with a swingable cutter head, which aims to solve the problem that when the cutter head of the grass cutting vehicle is arranged at the bottom of a vehicle body in the prior art, vegetation pruning work is difficult to be carried out on an area outside the coverage range of the grass cutting vehicle. According to the scheme, the grass cutting turning tool disc is arranged outside the grass cutting vehicle and can swing through the cutter bar connected with the vehicle body and the cutter disc, and vegetation trimming work can be carried out on an area outside the coverage area of the grass cutting vehicle.

The technical scheme adopted by the utility model is as follows: the utility model provides a cutter disc wobbling cut grass car, includes automobile body, cutter arbor and cutter disc subassembly, and the automobile body includes the frame, and the both ends of cutter arbor are respectively with frame and cutter disc fixed connection. The frame is provided with a swinging part for driving the cutter bar to swing on the vehicle body, the swinging part comprises a support frame, a first motor, an eccentric wheel and a connecting rod, the support frame is connected with the frame, one end of the cutter bar connected with the frame is positioned on the support frame and is rotationally connected with the support frame, the eccentric wheel is rotationally connected with the support frame, the first motor is fixedly connected with the support frame, the driving end of the first motor is connected with the eccentric wheel, and the two ends of the connecting rod are respectively connected with the eccentric wheel and the cutter bar.

The grass cutting trolley comprises a trolley body, a cutter rod, a cutter head assembly, a first motor and a connecting rod, wherein the cutter rod and the cutter head assembly are arranged on the trolley body of the grass cutting trolley, the cutter rod is connected with the trolley body through a swinging part, when the cutter head is required to swing, the first motor works, an eccentric wheel located on a supporting frame rotates, the eccentric wheel rotates to drive a connecting rod connected with the eccentric wheel and the cutter rod to move, and then the cutter rod is driven to swing on the supporting frame, and the cutter head assembly is driven to swing by the cutter rod.

The grass cutting trolley in the scheme is used for arranging the cutter head assembly outside the grass cutting trolley through the cutter bar, and the cutter bar can swing on the trolley body, so that the cutter head assembly can swing, and vegetation in a larger range can be trimmed after the cutter head assembly swings. When a worker drives the grass cutting vehicle to work, the purpose of trimming vegetation with a larger area can be achieved by controlling the swinging cutter bar, and the physical energy consumption of the worker can be reduced.

Preferably, the cutter bar is a telescopic bar. The cutter arbor includes first cutter arbor and second cutter arbor, and the inner chamber of first cutter arbor and second cutter arbor and first cutter arbor sliding connection are inserted to the one end of second cutter arbor, and the other end and the support frame of first cutter arbor are connected, and the other end and the blade disc of second cutter arbor are connected, still include first electric jar, the base and the support frame fixed connection of first electric jar, the telescopic link and the second cutter arbor of first electric jar are connected. The cutter arbor is the telescopic link, can adjust the distance of blade subassembly and automobile body through the length of adjustment cutter arbor for the swing radius that the blade subassembly swing was is bigger, and the swing scope is wider, in addition, can also make the workman can observe the operational environment of blade subassembly when automobile body seat through adjusting the distance of blade subassembly and automobile body, avoids blade subassembly to hit other objects and lead to blade subassembly damage at the swing.

Preferably, the lifting device further comprises a lifting part, the lifting part comprises a lifting base, a lifting support and a lifting electric cylinder, the lifting base is fixedly connected with the frame, the lifting support comprises a first support and a second support, one end of the first support is slidably connected with one end of the second support, the other end of the first support is fixedly connected with the lifting base, the other end of the second support is fixedly connected with the supporting frame, the base of the lifting electric cylinder is fixedly connected with the lifting base, and the telescopic rod of the lifting electric cylinder is connected with the second support. The swinging part can be lifted after the lifting part is arranged, so that the distance from the cutter head assembly to the ground is adjusted, and the pruning height of vegetation to be pruned is controlled.

Preferably, the frame is provided with an organ type protective cover, one end of the organ type protective cover is connected with the first cutter bar, the other end of the organ type protective cover is connected with the frame, and the swinging part is positioned in the inner cavity of the organ type protective cover. After the organ type protective cover is arranged on the frame, when the swinging part moves up and down through the lifting part, the protective cover can stretch out and draw back so that the lifting part is located in the inner cavity of the protective cover at any time, and vegetation chips are prevented from entering the inner cavity of the vehicle body when the lawnmower works.

Preferably, the frame is provided with a car lamp, and the car lamp is positioned at one end, close to the cutterhead assembly, of the workshop. Be provided with the car light on the frame for when the ambient light is not enough night, can illuminate the grass cutting front through the car light, make the workman also can carry out vegetation pruning work at night, increase the service scenario of lawnmower.

Preferably, the wheels on the vehicle body are crawler wheels. The contact area of the wheels of the crawler belt and the land is large, and the grass cutting vehicle has small pressure to the soil, so that the soil cannot be compacted when the grass cutting vehicle runs, and the damage to the soil is small. Meanwhile, the traction force of the crawler belt is large, and the crawler belt has better climbing capacity when the grass cutting vehicle runs forward, so that the grass cutting vehicle can be suitable for more complex terrains.

Preferably, the seat on the car body is provided with a sunshade, the sunshade comprises a supporting rod and a canopy surface, one end of the supporting rod is fixedly connected with the canopy surface, the other end of the supporting rod is fixedly connected with the car frame, the supporting rod is positioned at one end, close to the seat, on the car frame, and the canopy surface is positioned right above the seat. The sunshade is arranged above the seat, so that a worker sitting on the seat to operate the grass cutting vehicle can avoid direct sunlight when the weather is hot, and the use experience of the worker is improved.

Preferably, a control rod on the vehicle body for controlling the movement of the grass cutting vehicle is positioned at one end of the vehicle frame close to the seat. The grass car is cut in operation of control lever accessible in the control portion, and the control lever is located the one end that is close to the seat on the frame for the distance of operating personnel sitting on the seat and operating lever is nearer, and the operating personnel of being more convenient for grasp the control lever promotes the experience of operating personnel control grass car.

Preferably, a tool box is arranged below the seat for accommodating the balancing weight. The tool box capable of being used for the counterweight is arranged below the seat, the counterweight and the vehicle repairing tool can be placed in the tool box, the accommodating function can be achieved, and the gravity center of the grass cutting vehicle is located on the grass cutting vehicle frame after the counterweight is used, so that the grass cutting vehicle can be more stable when running. In addition, the seat is also provided with a safety belt for preventing operators from falling off the grass cutting vehicle.

Compared with the prior art, the utility model has the beneficial effects that: the grass cutting vehicle in the scheme is used for arranging the cutter head assembly outside the grass cutting vehicle through the cutter bar, the cutter bar can swing upwards on the vehicle body, so that the cutter head assembly can swing to further cut vegetation in a larger range, and the working efficiency of the grass mower is improved. The lifting part is also arranged to adjust the distance from the cutter head assembly to the ground, so as to control the pruning height of vegetation to be pruned. The wheels are crawler wheels, so that the climbing capacity of the grass cutting vehicle can be improved, the sunshade is arranged on the seat, and the use experience of an operator is improved.

Drawings

FIG. 1 is a schematic view of a cutterhead swingable grass cutting vehicle of the present utility model;

FIG. 2 is a schematic view of the body of a cutterhead swingable grass cutting vehicle of the present utility model;

fig. 3 is a schematic structural view of a swing portion and a lifting portion of a grass cutting vehicle with a swingable cutterhead according to the present utility model.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for better illustration of the present embodiment, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the actual product size; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationship depicted in the drawings is for illustrative purposes only and is not to be construed as limiting the present patent.

The same or similar reference numerals in the drawings of the embodiments of the present utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are orientations or positional relationships indicated by terms "upper", "lower", "left", "right", "long", "short", etc., based on the orientations or positional relationships shown in the drawings, this is merely for convenience in describing the present utility model and simplifying the description, and is not an indication or suggestion that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, so that the terms describing the positional relationships in the drawings are merely for exemplary illustration and are not to be construed as limitations of the present patent, and that it is possible for those of ordinary skill in the art to understand the specific meaning of the terms described above according to specific circumstances.

The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:

example 1

An embodiment 1 of a grass cutting vehicle with a swingable cutter head is shown in fig. 1-3, and comprises a vehicle body 1, a cutter bar 2 and a cutter head assembly 3, wherein the vehicle body 1 comprises a vehicle frame 101, and two ends of the cutter bar 2 are fixedly connected with the vehicle frame 101 and the cutter head respectively. The frame 101 is provided with a swinging part 4 for driving the cutter bar 2 to swing on the vehicle body 1, the swinging part 4 comprises a support frame 401, a first motor 402, an eccentric wheel 403 and a connecting rod 404, the support frame 401 is connected with the frame 101, one end of the cutter bar 2 connected with the frame 101 is located on the support frame 401 and is rotationally connected with the support frame 401, the eccentric wheel 403 is rotationally connected with the support frame 401, the first motor 402 is fixedly connected with the support frame 401, the driving end of the first motor 402 is connected with the eccentric wheel 403, and two ends of the connecting rod 404 are respectively connected with the eccentric wheel 403 and the cutter bar 2.

The working principle or working process of the embodiment: set up cutter arbor 2 and blade disc subassembly 3 on cut grass car's automobile body 1, cutter arbor 2 is connected with automobile body 1 through swing portion 4, when needs swing blade disc, first motor 402 work for the eccentric wheel 403 that is located on support frame 401 is rotatory, and the eccentric wheel 403 is rotatory to drive the connecting rod 404 motion of being connected with eccentric wheel 403 and cutter arbor 2, and then drives cutter arbor 2 and swings on support frame 401, and cutter arbor 2 swings and drives blade disc subassembly 3 and swing.

The beneficial effects of this embodiment are: the grass cutting vehicle in the scheme is characterized in that the cutter disc assembly 3 is arranged outside the grass cutting vehicle through the cutter bar 2, and the cutter bar 2 can swing on the vehicle body 1, so that the cutter disc assembly 3 can swing, and vegetation in a larger range can be trimmed after the cutter disc assembly 3 swings. When a worker drives the grass cutting vehicle to work, the purpose of cutting vegetation with a larger area can be achieved by controlling the swinging cutter bar 2.

Example 2

In the embodiment 2 of the grass cutting vehicle with the swingable cutter, as shown in fig. 2-3, the structure of the cutter bar 2 is further limited on the basis of the embodiment 1.

Specifically, the cutter bar 2 is a telescopic bar. The cutter bar 2 comprises a first cutter bar 201 and a second cutter bar 202, one end of the second cutter bar 202 is inserted into the inner cavity of the first cutter bar 201, the second cutter bar 202 is in sliding connection with the first cutter bar 201, the other end of the first cutter bar 201 is connected with a supporting frame 401, the other end of the second cutter bar 202 is connected with a cutter head, the cutter bar further comprises a first electric cylinder 5, a base of the first electric cylinder 5 is fixedly connected with the supporting frame 401, and a telescopic rod of the first electric cylinder 5 is connected with the second cutter bar 202.

Specifically, the lifting device further comprises a lifting part 6, the lifting part 6 comprises a lifting base 601, a lifting support 602 and a lifting electric cylinder 603, the lifting base 601 is fixedly connected with the frame 101, the lifting support 602 comprises a first support 621 and a second support 622, one end of the first support 621 is slidably connected with one end of the second support 622, the other end of the first support 621 is fixedly connected with the lifting base 601, the other end of the second support 622 is fixedly connected with the supporting frame 401, the base of the lifting electric cylinder 603 is fixedly connected with the lifting base 601, and a telescopic rod of the lifting electric cylinder 603 is connected with the second support 622.

Specifically, the frame 101 is provided with an organ type protective cover 7, one end of the organ type protective cover 7 is connected with the first cutter bar 201, the other end of the organ type protective cover 7 is connected with the frame 101, and the swinging part 4 is located in an inner cavity of the organ type protective cover 7.

The beneficial effects of this embodiment are: the cutter arbor 2 is the telescopic link, can adjust the distance of blade subassembly and automobile body 1 through the length of adjustment cutter arbor 2 for the swing radius that the blade subassembly swing was is bigger, and the swing scope is wider, in addition, can also make the workman can observe the operational environment of blade subassembly when automobile body seat 103 through adjusting the distance of blade subassembly and automobile body 1, avoids the blade subassembly to hit other objects and lead to the blade subassembly damage at the swing. The swinging part 4 can be lifted after the lifting part 6 is arranged, so that the distance from the cutter head assembly 3 to the ground is adjusted, and the pruning height of vegetation to be pruned is controlled. After the organ type protective cover 7 is arranged on the frame 101, when the swinging part 4 moves up and down through the lifting part 6, the protective cover 7 can stretch and retract to enable the lifting part 6 to be located in the inner cavity of the protective cover 7 at any time, so that vegetation chips are prevented from entering the inner cavity of the vehicle body 1 when the lawnmower works.

Example 3

An embodiment 3 of a grass cutting vehicle with a swingable cutter head is shown in fig. 1-2, and other structures of the grass cutting vehicle are further defined on the basis of embodiment 1 or embodiment 2.

Specifically, the vehicle frame 101 is provided with a vehicle lamp 8, and the vehicle lamp 8 is located at one end, close to the cutterhead assembly 3, of the workshop. Wheels 102 on the frame 101 are track wheels. The seat 103 on the frame 101 is provided with a sunshade 9, the sunshade 9 comprises a supporting rod 901 and a canopy surface 902, one end of the supporting rod 901 is fixedly connected with the canopy surface 902, the other end of the supporting rod 901 is fixedly connected with the frame 101, the supporting rod 901 is positioned at one end, close to the seat 103, of the frame 101, and the canopy surface 902 is positioned right above the seat 103. Seat 103 is also provided with a seat belt. A control lever 10 for controlling the movement of the grass cutting vehicle is provided on the vehicle body 1 at one end of the vehicle frame 101 near the seat 103. A tool box 11 is provided below the seat 103 to accommodate the weight.

The beneficial effects of this embodiment are: a car lamp 8 is arranged on the frame 101, so that when the ambient light is insufficient at night, the car lamp 8 can illuminate the car for cutting the grass. The contact area of the wheels 102 of the crawler belt and the land is large, and the pressure of the grass cutting vehicle on the soil is small, so that the soil cannot be compacted during running, and the damage to the soil is small. Meanwhile, the traction force of the crawler belt is large, and the crawler belt has better climbing capacity when the grass cutting vehicle runs forward, so that the grass cutting vehicle can be suitable for more complex terrains. The sunshade 9 can prevent direct sunlight for workers sitting on the seat 103 and operating the grass cutting vehicle, and improves the use experience of the workers. The control lever 10 is located at an end of the frame 101 near the seat 103 such that an operator sits on the seat 103 closer to the lever, facilitating the operator's grip on the control lever 10. The tool box 11 capable of being used for the counterweight is arranged below the seat 103, the counterweight and the vehicle repairing tool can be placed in the tool box 11, the accommodating function is achieved, and the gravity center of the grass cutting vehicle is located on the grass cutting vehicle frame 101 after counterweight, so that the grass cutting vehicle can be more stable when running. A safety belt is also provided on the seat 103 to prevent the operator from falling off the grass cutting vehicle.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The utility model provides a cutter disc wobbling cut grass car, includes automobile body (1), cutter arbor (2) and cutter disc subassembly (3), automobile body (1) include frame (101), the both ends of cutter arbor (2) respectively with frame (101) with cutter disc fixed connection, a serial communication port, be equipped with swing portion (4) on frame (101) are used for the drive cutter arbor (2) swing on automobile body (1), swing portion (4) include support frame (401), first motor (402), eccentric wheel (403) and connecting rod (404), support frame (401) with frame (101) are connected, cutter arbor (2) go up with the one end that frame (101) is connected be located on support frame (401) and with support frame (401) rotate and are connected, eccentric wheel (403) with support frame (401) rotate and are connected, drive end of first motor (402) with support frame (401) fixed connection, drive end of first motor (402) with eccentric wheel (403) are connected, two ends (403) are connected respectively eccentric wheel (2).

2. A cutterhead swingable grass cutting trolley according to claim 1, wherein said cutter bar (2) is a telescopic rod.

3. The grass cutting trolley with the swingable cutterhead according to claim 2, wherein the cutter bar (2) comprises a first cutter bar (201) and a second cutter bar (202), one end of the second cutter bar (202) is inserted into an inner cavity of the first cutter bar (201) and the second cutter bar (202) is slidably connected with the first cutter bar (201), the other end of the first cutter bar (201) is connected with the supporting frame (401), the other end of the second cutter bar (202) is connected with the cutterhead, the grass cutting trolley further comprises a first electric cylinder (5), a base of the first electric cylinder (5) is fixedly connected with the supporting frame (401), and a telescopic rod of the first electric cylinder (5) is connected with the second cutter bar (202).

4. A cutterhead swingable grass cutting vehicle according to claim 3, further comprising a lifting part (6), wherein the lifting part (6) comprises a lifting base (601), a lifting support (602) and a lifting electric cylinder (603), the lifting base (601) is fixedly connected with the frame (101), the lifting support (602) comprises a first support (621) and a second support (622), one end of the first support (621) is slidably connected with one end of the second support (622), the other end of the first support (621) is fixedly connected with the lifting base (601), the other end of the second support (622) is fixedly connected with the supporting frame (401), the base of the lifting electric cylinder (603) is fixedly connected with the lifting base (601), and a telescopic rod of the lifting electric cylinder (603) is connected with the second support (622).

5. The grass cutting vehicle with the swingable cutterhead according to claim 4, wherein an organ type protection cover (7) is arranged on the frame (101), one end of the organ type protection cover (7) is connected with the first cutter bar (201), the other end of the organ type protection cover is connected with the frame (101), and the swinging part (4) is located in an inner cavity of the organ type protection cover (7).

6. A cutterhead swingable grass cutting vehicle according to claim 1, wherein a vehicle lamp (8) is provided on the frame (101), and the vehicle lamp (8) is located at one end of the frame (101) near the cutterhead assembly (3).

7. A cutterhead swingable grass cutting vehicle according to claim 1, wherein the wheels (102) on the vehicle body (1) are crawler wheels.

8. The grass cutting vehicle with the swingable cutterhead according to claim 1, wherein a sunshade (9) is arranged on a seat (103) on the vehicle body (1), the sunshade (9) comprises a supporting rod (901) and a canopy surface (902), one end of the supporting rod (901) is fixedly connected with the canopy surface (902), the other end of the supporting rod is fixedly connected with the vehicle frame (101), the supporting rod (901) is located at one end, close to the seat (103), of the vehicle frame (101), and the canopy surface (902) is located right above the seat (103).

9. A cutterhead swingable grass cutting vehicle according to claim 8, wherein a control lever (10) for controlling the movement of the grass cutting vehicle is provided on the vehicle body (1) at an end of the frame (101) adjacent to the seat (103).

10. A cutterhead swingable grass cutting vehicle according to claim 8, wherein a tool box (11) is provided below said seat (103) for accommodating a counterweight.