CN219459828U - Hedge trimming trimmer - Google Patents

Abstract

The utility model relates to the technical field of greening equipment, and discloses a hedge edging trimmer, which comprises: a movable base; a lifting assembly disposed on the mobile base; a hedge trimmer disposed above the lifting assembly; and the positioning wheel assembly comprises a limiting bracket and two positioning wheels arranged on the limiting bracket, wherein the limiting bracket is fixedly connected with the movable base, and the two positioning wheels are respectively used for sliding connection with two side walls of the same curb in a back-to-back manner. The utility model can realize limit with two side walls opposite to the curb in the moving process of the trimmer, and correct the travelling route of the trimmer by taking the curb as a reference, thereby improving the flatness and the attractiveness of hedge trimming.

Description

Hedge trimming trimmer

Technical Field

The utility model relates to the technical field of greening equipment, in particular to a hedge edging trimmer.

Background

Hedges mainly play a role in improving ornamental effect and isolating protection in urban roads and landscaping, and regular hedges need to be trimmed periodically for a plurality of times so that the base of the hedges is sufficient in illumination and luxuriant in branches and leaves. The hedge trimming device commonly used at present mainly comprises a hand-held portable hedge trimmer, the hedge trimming size and flatness are required to be controlled manually, the defects of large workload and high labor intensity exist, and the requirement of modern landscaping cannot be met. In order to improve the efficiency of hedge trimming and save human resources, the hand-held hedge trimmer is gradually replaced by a vehicle-mounted hedge trimmer.

The patent with publication number CN209546371U discloses a hedge trimmer device, wherein the working height of a first hedge trimmer installed horizontally is adjusted by arranging a lifting mechanism so as to adapt to the height required for trimming, and the first hedge trimmer and a second hedge trimmer installed vertically are adjusted by a telescopic mechanism so as to adapt to the width required for hedge trimming. The base side of mounting bracket is equipped with at least one and curb location adaptation's side locating wheel in this patent, need guarantee that side locating wheel is laminated with the curb all the time in the pruning operation in-process to realize the location to trimming means. However, in this patent, the positioning wheel is only arranged on one side of the curb, and only unidirectional limiting can be realized, so that when an operator pushes the trimming device, the positioning wheel is difficult to ensure to be always abutted against the positioning wheel, and further when trimming hedges on positions such as a centering belt or a side belt, the trimming device still causes offset, so that the flatness of the hedges is poor, and the attractiveness is reduced.

In view of this, how to change the current situation that the positioning effect between the trimming device and the curb is poor in the prior art, the problem that the flatness is poor and the aesthetic degree is low in the hedge after trimming is avoided, and the technical problem to be solved by the person skilled in the art is needed.

Disclosure of Invention

The utility model aims to overcome the defects of the conditions, and aims to provide a hedge edging trimmer, so that limit is realized on two side walls opposite to a curb in the moving process of the trimmer, the travel route of the trimmer can be corrected by taking the curb as a reference, and the flatness and the attractiveness of hedge trimming are improved.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: a hedge trimming trimmer comprising:

a movable base;

a lifting assembly disposed on the mobile base;

a hedge trimmer disposed above the lifting assembly; and

the positioning wheel assembly comprises a limiting support and two positioning wheels arranged on the limiting support, wherein the limiting support is fixedly connected with the movable base, and the two positioning wheels are respectively used for sliding connection with two side walls of the same curb in a back-to-back mode.

Further, the limit bracket comprises a vertical plate and a horizontal plate which are vertically arranged, the lower end of the vertical plate is fixedly connected with the movable base, the upper end of the vertical plate is fixedly connected with one end of the horizontal plate, the horizontal plate is arranged on one side, far away from the movable base, of the vertical plate, the lower surface of the other end of the horizontal plate is fixedly connected with a limit frame, the lower surface of the middle part of the horizontal plate is slidably connected with a movable frame, and a driving piece is arranged on the limit bracket and used for adjusting the sliding position of the movable frame on the horizontal plate;

the axle center of the positioning wheel is arranged along the vertical direction, one of the positioning wheels is rotationally connected in the movable frame, the other positioning wheel is rotationally connected in the limiting frame, and the opposite side walls of the two positioning wheels are respectively protruded out of the movable frame and the limiting frame.

Further, the driving piece comprises a screw rod in threaded connection with the movable frame, and two ends of the screw rod are respectively in rotary connection with the vertical plate and the fixed frame.

Further, the movable frame comprises a telescopic rod, two ends of the telescopic rod are fixedly connected with the vertical plate and the lower end of the movable frame respectively, and the screw rod is in threaded connection with the upper end of the movable frame.

Further, one end of the screw rod penetrates through the vertical plate and is fixedly connected with a rotary buckle in a coaxial mode.

Further, the top end of the movable frame is provided with a sliding block, the lower surface of the horizontal plate is provided with a sliding groove, the sliding block is in sliding connection with the sliding groove, and the sliding block and the sliding groove are both T-shaped along the section parallel to the direction of the vertical plate.

Further, the lifting assembly includes:

the hedge trimmer is arranged above the lifting plate; and

the double-row scissors comprises a lifting plate, a movable base, a double-row scissors connecting rod, a lifting plate and a lifting plate, wherein the double-row scissors connecting rod is arranged between the lifting plate and the movable base, the lower end of one side of the double-row scissors connecting rod is hinged to the upper surface of the movable base, the lower end of the other side of the double-row scissors connecting rod is slidably connected to the upper surface of the movable base, the upper end of one side of the double-row scissors connecting rod is hinged to the lower surface of the lifting plate, and the upper end of the other side of the double-row scissors connecting rod is slidably connected to the lower surface of the lifting plate.

Further, the movable base is further provided with a power telescopic rod, the fixed end of the power telescopic rod is hinged with the movable base through a connecting rod, the movable end of the power telescopic rod is hinged with a reinforcing rod, and two ends of the reinforcing rod are fixedly connected between the double-row scissor connecting rods.

Further, the hedge trimmer comprises a first hedge trimmer and a second hedge trimmer, the first hedge trimmer arranged along the horizontal direction is installed on the lifting plate, a supporting frame is arranged on the lifting plate, the second hedge trimmer arranged along the vertical direction is installed on the supporting frame, and the cutter of the first hedge trimmer and the cutter of the second hedge trimmer are both protruded out of the lifting plate and are located on the same side of the positioning wheel.

Further, a plurality of universal wheels are arranged on the lower surface of the movable base, and a pushing handle is arranged on one side of the movable base.

Compared with the prior art, the utility model has at least the following advantages:

(1) The utility model always realizes limit with two side walls opposite to the curb in the moving process, can correct the travelling route of the trimmer by taking the curb as a reference, ensures that the distance between the trimmer and the curb is a fixed distance, avoids the problem that the distance between the trimmer and the hedge is too close or too far in the manual pushing process of the trimmer, and further improves the flatness and the attractiveness of hedge trimming.

(2) The agricultural hedge trimmer is arranged above the lifting assembly, so that the hedge trimming process of different heights can be met, the hand-held hedge trimmer is not needed in the use process, and the problems of unstable operation, low safety and high labor intensity of the hand-held portable hedge trimmer are solved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing the overall structure of a hedge trimming machine according to the present utility model;

FIG. 2 is a schematic view showing another overall structure of the hedge trimming machine of the present utility model;

FIG. 3 is a schematic view of the positioning wheel assembly of the present utility model;

fig. 4 is a cross-sectional view of the positioning wheel assembly of the present utility model.

Reference numerals: 1. a movable base; 2. a limit bracket; 3. a positioning wheel; 4. a limit frame; 5. a movable frame; 6. a screw rod; 7. a telescopic rod; 8. a rotary buckle; 9. a lifting plate; 10. double-row scissors connecting rod; 11. a reinforcing rod; 12. a power telescopic rod; 13. a connecting rod; 14. a first hedge trimmer; 15. a second hedge trimmer; 16. a support frame; 17. a universal wheel; 18. pushing the handle; 201. a vertical plate; 202. a horizontal plate; 203. a chute; 501. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-2, the utility model provides a hedge trimming machine which is mainly applied to hedge trimming of middle and side bands and the like, and particularly comprises a movable base 1, a lifting assembly, a hedge trimmer and a positioning wheel assembly.

Wherein, the movable base 1 is a supporting structure of the utility model. The lifting assembly is arranged above the movable base 1 and comprises a lifting plate 9 and a double-row shearing fork connecting rod 10, a hedge trimmer is arranged above the lifting plate 9, the double-row shearing fork connecting rod 10 is arranged between the lifting plate 9 and the movable base 1, one side lower end of the double-row shearing fork connecting rod 10 is hinged to the upper surface of the movable base 1, the other side lower end of the double-row shearing fork connecting rod 10 is slidably connected to the upper surface of the movable base 1, one side upper end of the double-row shearing fork connecting rod 10 is hinged to the lower surface of the lifting plate 9, and the other side upper end of the double-row shearing fork connecting rod 10 is slidably connected to the lower surface of the lifting plate 9. The hedge trimmer sets up the upper surface at lifter plate 9, and the hedge trimmer includes first hedge trimmer 14 and second hedge trimmer 15, installs first hedge trimmer 14 on the lifter plate 9, and first hedge trimmer 14 sets up along the horizontal direction, sets up support frame 16 on the lifter plate 9, installs second hedge trimmer 15 on the support frame 16, and second hedge trimmer 15 sets up along vertical direction, and the cutter of first hedge trimmer 14 and the cutter of second hedge trimmer 15 all bulge in lifter plate 9 setting, and first hedge trimmer 14 and second hedge trimmer 15 clearance fit just are located same one side with positioning wheel 3. The positioning wheel assembly is provided with two groups, and two groups of positioning wheels 3 are arranged on the same side of the movable base 1 and are sequentially arranged along the front-back direction. The locating wheel assembly comprises a limiting support 2 and two locating wheels 3 arranged on the limiting support 2, the limiting support 2 is fixedly connected with the movable base 1, the two locating wheels 3 are respectively used for sliding connection with two side walls of the same curb (not shown in the figure), and the two side walls of the curb are two vertical side walls of the curb which are opposite to each other and are parallel to the travelling direction of the trimmer.

When the trimmer is used, the two positioning wheels are propped against the two side walls of the curb by carrying, so that the trimmer is ensured to be in sliding connection with the two side walls of the curb in the moving process all the time, the bidirectional limit of the trimmer in the moving process is realized, the travelling route of the trimmer can be corrected by taking the curb as a reference, the distance between the trimmer and the curb is ensured to be a fixed distance, the problem that the distance between the trimmer and the hedge is too close or too far in the manual pushing process is avoided, and the trimming flatness and the attractiveness of the hedge are further improved.

The hedge trimmer is arranged above the lifting assembly, so that the hedge trimming process of different heights can be met, the hedge trimmer does not need to be held by hand in the use process, and the defects of unstable operation, low safety and high labor intensity of the hand-held portable hedge trimmer are overcome.

The utility model is suitable for trimming the side surfaces and the top surfaces of various grades of highways, municipal gardens, urban greening, tea gardens and shrubs, and has the advantages of high controllability, simple operation mode, higher safety and low labor intensity.

Preferably, in order to change the included angle between the double-row scissor connecting rods 10 and ensure that the included angle between the double-row scissor connecting rods 10 is stable, the utility model further comprises a power telescopic rod 12, and the power telescopic rod 12 is preferably an electrohydraulic telescopic rod, so that the included angle can be ensured to be stable after the included angle is regulated. In the utility model, the fixed end of a power telescopic rod 12 is hinged with a movable base 1 through a connecting rod 13, the movable end of the power telescopic rod 12 is hinged with a reinforcing rod 11, and two ends of the reinforcing rod 11 are fixedly connected between double-row scissor connecting rods 10. In the telescoping process of the power telescoping rod 12, the included angle between the double-row scissor linkage 10 is driven to be increased and decreased, so that the descending and ascending processes of the first hedge trimmer 14 and the second hedge trimmer 15 are realized.

Preferably, referring to fig. 3-4, the limiting bracket 2 comprises a vertical plate 201 and a horizontal plate 202 which are vertically arranged, the vertical plate 201 and the horizontal plate 202 are preferably integrally designed, the lower end of the vertical plate 201 is fixedly connected with the movable base 1, the upper end of the vertical plate 201 is fixedly connected with one end of the horizontal plate 202, the horizontal plate 202 is arranged on one side of the vertical plate 201 far away from the movable base 1, the lower surface of the other end of the horizontal plate 202 is fixedly connected with a limiting frame 4, the limiting frame is provided with an opening in the horizontal direction, the lower surface of the middle part of the horizontal plate 202 is slidably connected with a movable frame 5, the movable frame 5 is in a shape like a Chinese character 'hui', and a driving piece is arranged on the limiting bracket 2 and is used for adjusting the sliding position of the movable frame 5 on the horizontal plate 202; the axle center of locating wheel 3 sets up along vertical direction, and one of them locating wheel 3 rotates to be connected in movable frame 5, and wherein another locating wheel 3 rotates to be connected in spacing frame 4, and the relative lateral wall of two locating wheels 3 protrusion respectively sets up in movable frame 5 and spacing frame 4. When the trimmer is used, the opposite side walls of the two positioning wheels 3 are respectively propped against the two side walls of the same curb, and when a worker pushes the trimmer, the travel route of the trimmer can be corrected by taking the curb as a reference, so that the overall attractive effect of trimming is improved.

The utility model is provided with a driving piece which can realize the variable spacing between the two positioning wheels 3 by adjusting the sliding position of the movable frame 5 on the horizontal plate 202 so as to cope with the curbs with different widths. Specifically, the driving member includes a screw rod 6 screwed to the movable frame 5, and both ends of the screw rod 6 are rotatably connected to the vertical plate 201 and the fixed frame, respectively. The movable frame 5 can be driven to slide along the horizontal plate 202 and realize positioning by rotating the screw rod 6.

Alternatively, in order to facilitate the rotation of the screw 6, one end of the screw 6 is fixedly connected with a rotary buckle 8 coaxially penetrating the vertical plate 201. The rotary buckle 8 is regular hexagon, and the rotary buckle 8 can be rotated by tools such as a wrench, so that the screw rod 6 is driven to rotate.

In order to ensure the stability of the structure of the movable frame 5, the utility model is also provided with a telescopic rod 7, the telescopic rod 7 is a multi-section telescopic rod, two ends of the telescopic rod 7 are respectively fixedly connected with the vertical plate 201 and the lower end of the movable frame 5, and the screw rod 6 is in threaded connection with the upper end of the movable frame 5. The design can avoid the deflection of the lower end of the movable frame 5, improve the deformation resistance of the movable frame 5 and improve the stability of the device.

Optionally, a sliding block 501 is provided at the top end of the movable frame 5, a sliding groove 203 is provided on the lower surface of the horizontal plate 202, the sliding block 501 is slidably connected with the sliding groove 203, and the sliding block 501 and the sliding groove 203 have a T-shaped cross section along a direction parallel to the vertical plate 201.

Referring again to fig. 1-2, in order to facilitate the moving process of the present utility model, a plurality of universal wheels 17 are installed on the lower surface of the moving base 1, and a pushing handle 18 is installed on one side of the moving base 1.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims (10)

1. A hedge trimming machine, comprising:

a mobile base (1);

a lifting assembly arranged on the movable base (1);

a hedge trimmer disposed above the lifting assembly; and

the positioning wheel assembly comprises a limiting support (2) and two positioning wheels (3) arranged on the limiting support (2), wherein the limiting support (2) is fixedly connected with a movable base (1), and the two positioning wheels (3) are respectively used for sliding connection with two side walls of the same curb in a back-to-back mode.

2. Hedge trimming machine according to claim 1, wherein the limit bracket (2) comprises a vertical plate (201) and a horizontal plate (202) which are vertically arranged, the lower end of the vertical plate (201) is fixedly connected with the movable base (1), the upper end of the vertical plate (201) is fixedly connected with one end of the horizontal plate (202), the horizontal plate (202) is arranged on one side of the vertical plate (201) far away from the movable base (1), the lower surface of the other end of the horizontal plate (202) is fixedly connected with a limit frame (4), the lower surface of the middle part of the horizontal plate (202) is slidingly connected with a movable frame (5), and a driving piece is arranged on the limit bracket (2) and is used for adjusting the sliding position of the movable frame (5) on the horizontal plate (202);

the axle center of positioning wheel (3) is along vertical direction setting, one of them positioning wheel (3) rotate to be connected in movable frame (5), and wherein another positioning wheel (3) rotate to be connected in spacing frame (4), two the opposite lateral wall of positioning wheel (3) protrusion respectively in movable frame (5) and spacing frame (4) set up.

3. Hedge trimmer according to claim 2, wherein the drive member comprises a screw (6) in threaded connection with the movable frame (5), both ends of the screw (6) being in rotational connection with the vertical plate (201) and the fixed frame, respectively.

4. A hedge trimming machine according to claim 3, further comprising a telescopic rod (7), wherein both ends of the telescopic rod (7) are fixedly connected to the lower ends of the vertical plate (201) and the movable frame (5), respectively, and the screw rod (6) is screw-connected to the upper end of the movable frame (5).

5. Hedge trimming machine according to claim 4, wherein one end of the screw (6) is fixedly connected coaxially with a swivel button (8) through the vertical plate (201).

6. Hedge trimming machine according to claim 2, wherein the movable frame (5) is provided with a slider (501) at the top, the lower surface of the horizontal plate (202) is provided with a chute (203), the slider (501) is slidably connected with the chute (203), and the slider (501) and the chute (203) are T-shaped in cross section along a direction parallel to the vertical plate (201).

7. The hedge trimmer of claim 1 wherein the lift assembly comprises:

the hedge trimmer comprises a lifting plate (9), wherein the hedge trimmer is arranged above the lifting plate (9); and

the double-row scissors are arranged between the lifting plate (9) and the movable base (1), one side lower end of the double-row scissors are hinged to the upper surface of the movable base (1), the other side lower end of the double-row scissors are slidably connected to the upper surface of the movable base (1), one side upper end of the double-row scissors are hinged to the lower surface of the lifting plate (9), and the other side upper end of the double-row scissors are slidably connected to the lower surface of the lifting plate (9).

8. Hedge trimming machine according to claim 7, further comprising a power telescopic rod (12), wherein the fixed end of the power telescopic rod (12) is hinged with the movable base (1) through a connecting rod (13), the movable end of the power telescopic rod (12) is hinged with a reinforcing rod (11), and the two ends of the reinforcing rod (11) are fixedly connected between the double-row scissor connecting rods (10).

9. Hedge trimming machine according to claim 7, wherein the hedge trimmer comprises a first hedge trimmer (14) and a second hedge trimmer (15), wherein the lifting plate (9) is provided with the first hedge trimmer (14) arranged along the horizontal direction, the lifting plate (9) is provided with the supporting frame (16), the supporting frame (16) is provided with the second hedge trimmer (15) arranged along the vertical direction, and the cutters of the first hedge trimmer (14) and the second hedge trimmer (15) are both protruded out of the lifting plate (9) and are positioned on the same side as the positioning wheel (3).

10. Hedge trimming machine according to any of the claims 1 to 9, wherein the lower surface of the mobile base (1) is provided with a number of universal wheels (17), and wherein one side of the mobile base (1) is provided with a pushing handle (18).