CN212728065U

CN212728065U - Portable bush cutting and mowing machine

Info

Publication number: CN212728065U
Application number: CN202021609967.7U
Authority: CN
Inventors: 倪海峰; 陈潇
Original assignee: Jiashan Yinjuan Landscape Engineering Co ltd
Current assignee: Jiashan Yinjuan Landscape Engineering Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-03-19
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a portable brush-cutting mower, including the action bars, the lower extreme of action bars is equipped with grass cutting device, the action bars middle part is equipped with the handle, the below of action bars is equipped with shank strutting arrangement, be connected with the rotor plate between grass cutting device and the action bars, the one end and the grass cutting device fixed connection of rotor plate, the middle swivelling joint of action bars and rotor plate, the other end of rotor plate is equipped with pendulous device, pendulous device drives the rotor plate and rotates between 30 to 60 around the action bars, grass cutting device has been solved when leaning on the leg, the problem that the scope of mowing diminishes.

Description

Portable bush cutting and mowing machine

Technical Field

The utility model relates to an afforestation technical field, in particular to portable brush-cutting lawn mower.

Background

The mower is a single-person weed-cleaning device, and uses a small gasoline engine as power, and uses a transmission shaft to drive a blade to rotate so as to complete various tasks.

Take utility model discloses a be shown for CN208242237U a portable brush-cutting lawn mower as an example, including the action bars, set up in the mechanism of mowing of action bars lower extreme, set up in the action bars upper end and be used for controlling the power control system of the mechanism of mowing, set up in the handrail mechanism at action bars middle part, the below that the action bars is located handrail mechanism still is provided with shank supporting mechanism, shank supporting mechanism is including cup jointing and being fixed in the outer external screw thread pipe of action bars, threaded connection in the internal thread pipe of external screw thread pipe and connecting in the shank backup pad of internal thread pipe.

In the device, when the mower is used for mowing, weeds on the left side and the right side can be removed together without cutting the front, and when the mower is supported on legs, the operating rod is long, so that the left-right steering action is inconvenient, and the working area at a specified position is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable mowing machine that mows, the device can enlarge the working range of lawn mower when supporting on the leg.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a portable brush-cutting lawn mower, includes the action bars, the lower extreme of action bars is equipped with grass cutting device, the action bars middle part is equipped with the handle, the below of action bars is equipped with shank strutting arrangement, its characterized in that, be connected with the rotor plate between grass cutting device and the action bars, the one end and the grass cutting device fixed connection of rotor plate, the middle swivelling joint of action bars and rotor plate, the other end of rotor plate is equipped with pendulous device, pendulous device drives the rotor plate and rotates between 30 to 60 around the action bars.

Adopt above-mentioned technical scheme, the action bars provides the support for the integrated device, the handle makes things convenient for operating personnel to grab tightly, hold the handle on the action bars, lean on shank strutting arrangement on the leg, shank strutting arrangement provides the strong point for the integrated device, reduce the gravity that the arm need be held, reduce the intensity of labour that the arm needs, pendulous device drives the reciprocal rotatory swing of one end of rotor plate in the angle range of 30 to 60 for the grass cutting device of the rotor plate other end can rotate in same angle, let grass cutting device can radiate to bigger region, operating personnel's intensity of labour has been reduced, the problem that staff's operating range is little when the assigned position when having overcome the device and leaning on the leg.

Preferably, the swing device comprises a first motor, the first motor is fixed on the operating rod, the motor is connected with a disc, the edge of the disc is fixedly connected with a cylindrical table, the rotating plate is fixedly connected with a boss, the boss is provided with a groove, and the cylindrical table slides in the groove.

Adopt above-mentioned technical scheme, motor one is as the power supply, and it is rotatory to drive the disc, and the disc drives the cylinder platform at rotatory in-process and centers on the central rotation of disc, and the cylinder platform gives a thrust through propping the edge at the recess for the cylinder platform drives the reciprocal rotatory swing of rotor plate through the boss.

Preferably, a through hole is formed in the center of the rotating plate, the operating rod penetrates through the through hole of the rotating plate, the operating rod is provided with two limiting tables, the rotating plate is clamped by the limiting tables, and balls are arranged on the contact surfaces of the limiting tables and the rotating plate.

By adopting the technical scheme, the operating rod penetrates through the center of the rotating plate, the two limiting tables clamp the rotating plate on the operating rod, so that the rotating plate can rotate around the operating rod, the balls reduce the friction force between the rotating plate and the limiting tables, and the rolling friction force is smaller with the balls in the reciprocating rotation process of the rotating plate, so that the friction resistance is reduced, and the service life is prolonged.

Preferably, the mowing device comprises a second motor, the second motor is fixedly connected to the rotating plate, the second motor is connected with a blade, and the rotating plate is provided with a protection plate.

Adopt above-mentioned technical scheme, the second drive blade of motor is rotatory, and the blade cuts off the weeds that will clear up through the rotation, and the guard plate prevents to fly to operating personnel by the weeds of cutting off.

Preferably, the handle is sleeved with a rubber sleeve, and the rubber sleeve is provided with a circular bulge.

By adopting the technical scheme, the rubber sleeve increases the friction force of an operator held by a hand, and the protrusion prevents the handle from sliding out of the palm in the holding process.

Preferably, a tension spring is fixedly connected to the rotating plate at one end of the mowing device, and the tension spring is connected to the operating rod.

Adopt above-mentioned technical scheme, the extension spring provides the pulling force for the rotor plate one end that has grass cutting device, prevents that one end is overweight, influences life.

Preferably, the leg supporting device comprises a connecting rod, one end of the connecting rod is fixedly connected with the operating rod, a plurality of small holes are formed in the side face of the connecting rod, a loop bar is sleeved outside the connecting rod, the loop bar is fixedly connected with a supporting plate, a pull rod is arranged on the side face of the loop bar, a spring is arranged between the pull rod and the loop bar, and the pull rod penetrates into the small holes.

By adopting the technical scheme, the pull rod is pulled outwards to move the loop bar, the pull rod is loosened, and the loop bar is inserted into the small holes at different positions on the connecting rod, so that the distance between the supporting plate leaning against the leg and the operating rod is adjusted, and people with different leg lengths can work conveniently.

By adopting the technical scheme, the swing device is provided with a protective sleeve.

Preferably, it is prevented that some impurities may jam the oscillating device and cause it to malfunction when mowing is performed.

Drawings

Fig. 1 is a perspective view of an embodiment of the utility model;

fig. 2 is a side sectional view of the utility model;

FIG. 3 is an exploded view of the swing device of the utility model;

FIG. 4 is an exploded view of the connecting portion of the operating lever and the rotating plate of the utility model;

fig. 5 is an exploded view of the leg supporting device of the utility model;

fig. 6 is a schematic view of the handle structure of the utility model.

Reference numerals: 1. an operating lever; 2. a mowing device; 3. a handle; 4. a leg support means; 5. a rotating plate; 6. a swing device; 7. a first motor; 8. a disc; 9. a cylindrical table; 10. a boss; 11. a groove; 12. a second motor; 13. a blade; 14. a protection plate; 15. a through hole; 16. a limiting table; 17. a ball bearing; 18. a protective sleeve; 19. a support plate; 20. a tension spring; 21. a connecting rod; 22. a small hole; 23. a loop bar; 24. a circular hole; 25. a spring; 26. a pull rod; 27. a rubber sleeve; 28. a protrusion; 29. and (7) a supporting plate.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

As shown in fig. 1 to 6, a portable brush-cutting mower comprises an operating rod 1, a handle 3 is fixedly connected above the operating rod 1, rubber sleeves 27 are fixedly connected to two ends of the handle 3, and circular protrusions 28 are fixedly connected to the rubber sleeves 27, so that the friction force of an operator for holding the handle 3 is greatly increased, and the operator is prevented from holding the handle.

The middle of action bars 1 is equipped with shank strutting arrangement 4, shank strutting arrangement 4 includes connecting rod 21, the one end and the 1 fixed connection of action bars of connecting rod 21, the side of connecting rod 21 is equipped with four apertures 22, connecting rod 21 outside cover has loop bar 23, the top fixedly connected with layer board 29 of loop bar 23, the side of loop bar 23 is equipped with a round hole 24, pass pull rod 26 in the round hole 24, pull rod 26 overcoat has spring 25, spring 25 one end and pull rod 26 fixed connection, the other end and loop bar 23 outer wall fixed connection, outwards pull out aperture 22 in the operation process, the adjustment injects in different apertures 22, spring 25 gives pull rod 26 a pulling force, prevent that pull rod 26 from falling out, adjust shank strutting arrangement 4's length, come to adjust with the people that have different leg lengths, and convenient operation.

The lower end of the operating rod 1 is rotatably connected with a rotating plate 5, a through hole 15 is formed in the center of the rotating plate 5, the operating rod 1 penetrates through the through hole 15 of the rotating plate 5, two limiting tables 16 are fixedly connected to the upper surface and the lower surface of the rotating plate 5 through the operating rod 1, the rotating plate 5 is clamped by the limiting tables 16, balls 17 are rotatably embedded on contact surfaces of the limiting tables 16 and the rotating plate 5, and friction force generated in the rotating process of the rotating plate 5 is reduced.

The front end of the rotating plate 5 is provided with the mowing device 2, the mowing device 2 comprises a second motor 12, the second motor 12 is fixedly connected to the rotating plate 5, an output shaft of the second motor 12 penetrates through the rotating plate 5 and is fixedly connected with a blade 13, a protection plate 14 is arranged behind the blade 13 and is fixedly connected below the rotating plate 5, the second motor 12 rotates to drive the blade 13 to rotate for mowing, the protection plate 14 prevents the blade 13 from driving some foreign matters to fly to an operator in the mowing process, accidental injury is prevented, a tension spring 20 is connected between the front end of the rotating plate 5 and the operating rod 1, the rotating plate 5 is prevented from being overweight at one end of the mowing device 2, and the service life is prolonged.

The rear end of the rotating plate 5 is provided with a swinging device 6, the swinging device 6 is externally sleeved with a protective sleeve 18, the protective sleeve 18 is used for preventing sundries from entering and influencing the work of the swinging device 6, a supporting plate 19 is fixedly connected in the middle of the protective sleeve 18, a motor I7 is fixedly connected above the supporting plate 19, an output shaft of the motor I7 penetrates through the supporting plate 19 and is connected with a disk 8, the lower end of the disk 8 is fixedly connected with a cylindrical table 9, a boss 10 is arranged below the disk 8, the boss 10 is fixedly connected on the upper surface of the rotating plate 5, a groove 11 is arranged above the boss 10, the cylindrical table 9 is clamped in the groove 11, the motor I7 drives the disk 8 to rotate, the disk 8 drives the cylindrical table 9 to rotate around the center of the disk 8 in the rotating process, the cylindrical table 9 pushes against the edge of the groove 11 to provide, rotating the rotating plate 5 between 30 ° and 60 ° makes it inconvenient to swing the operating lever 1 when the mower leans against the leg, and the working area of the mowing device 2 is increased by rotating the rotating plate 5.

Utility model's theory of operation: the supporting plate 29 of the leg supporting device 4 is abutted on the leg, the first motor 7 and the second motor 12 are started, the first motor 7 drives the swing device 6 to drive the rotating plate 5 to rotate, the rotating plate 5 drives the mowing device 2 at the front end to rotate around the operating rod 1 at an angle of 30-60 degrees, and the working area of the mowing device 2 is enlarged.

Claims

1. The utility model provides a portable brush-cutting lawn mower, includes action bars (1), the lower extreme of action bars (1) is equipped with grass cutting device (2), action bars (1) upper portion is equipped with handle (3), the below of action bars (1) is equipped with shank strutting arrangement (4), its characterized in that, be connected with rotor plate (5) between grass cutting device (2) and action bars (1), the one end and grass cutting device (2) fixed connection of rotor plate (5), the middle swivelling joint of action bars (1) and rotor plate (5), the other end of rotor plate (5) is equipped with pendulous device (6), pendulous device (6) drive rotor plate (5) around action bars (1) rotate between 30 to 60.

2. The portable brush-cutting mower according to claim 1, wherein the oscillating device (6) comprises a first motor (7), the first motor (7) is fixed on the operating rod (1), the motor is connected with a disc (8), a cylindrical table (9) is fixedly connected to the edge of the disc (8), a boss (10) is fixedly connected to the rotating plate (5), a groove (11) is formed in the boss (10), and the cylindrical table (9) slides in the groove (11).

3. The portable brush-cutting mower according to claim 1, wherein the rotating plate (5) is provided with a through hole (15) at the center, the operating rod (1) passes through the through hole (15) of the rotating plate (5), the operating rod (1) is provided with two limiting tables (16), the limiting tables (16) clamp the rotating plate (5), and balls (17) are arranged on the contact surfaces of the limiting tables (16) and the rotating plate (5).

4. The portable brush-cutting mower according to claim 1, wherein the mowing device (2) comprises a second motor (12), the second motor (12) is fixedly connected to the rotating plate (5), the second motor (12) is connected with the blade (13), and the rotating plate (5) is provided with a protection plate (14).

5. The portable brush-cutting mower according to claim 1, wherein the handle (3) is sleeved with a rubber sleeve (27), and the rubber sleeve (27) is provided with a circular protrusion (28).

6. A portable brush-cutting mower as claimed in claim 1, wherein a tension spring (20) is fixedly connected to the swivel plate (5) at one end of the mowing device (2), said tension spring (20) being connected to the operating lever (1).

7. The portable brush-cutting mower according to claim 1, wherein the leg supporting device (4) comprises a connecting rod (21), one end of the connecting rod (21) is fixedly connected with the operating rod (1), a plurality of small holes (22) are formed in the side surface of the connecting rod (21), a sleeve rod (23) is sleeved outside the connecting rod (21), a supporting plate (29) is fixedly connected with the sleeve rod (23), a pull rod (26) is arranged on the side surface of the sleeve rod (23), a spring (25) is arranged between the pull rod (26) and the sleeve rod (23), and the pull rod (26) penetrates into the small holes (22).

8. A portable brush-cutting mower as claimed in claim 1, wherein said oscillating means (6) is provided with a protective cover (18).