CN211982643U

CN211982643U - Lawn trimmer

Info

Publication number: CN211982643U
Application number: CN202020726723.0U
Authority: CN
Inventors: 黄米初
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-11-24
Anticipated expiration: 2030-05-06

Abstract

The utility model provides a lawn trimmer belongs to agricultural machine technical field. It has solved the poor problem of current lawn mower pruning effect. This lawn trimmer is including being the body of stock form, the one end of body is equipped with drive unit, the other end is equipped with rotational system, drive unit can drive rotational system work, be connected with on the rotational system and be discoid rolling disc and a plurality of pruning rope, a plurality of mounting hole has in the rolling disc, the circumference lateral wall of rolling disc is run through to the opening of mounting hole outer end, the upper surface of rolling disc is run through to the opening of mounting hole inner, a plurality of fixed column has still been linked firmly on the rolling disc, the fixed column links firmly the opening part in the mounting hole inner that corresponds, the inner of pruning rope passes the mounting hole that corresponds and links firmly mutually with the fixed column. The lawn trimmer has the advantage of good trimming effect.

Description

Lawn trimmer

Technical Field

The utility model belongs to the technical field of agricultural machine, a lawn trimmer is related to.

Background

The lawn is an artificial lawn which is densely planted with perennial short herbaceous plants and is trimmed, and the lawn is trimmed and maintained manually by an operator through scissors in the conventional mode in the trimming process, so that the efficiency of the mode is obviously lower.

Various improvements have been made to solve the above problems, and patents have been filed, for example, chinese patent literature discloses a weeding machine [ patent no: 201310350848.2, respectively; application publication No.: CN103404296B ], which comprises a long rod-shaped body, wherein one end of the body is provided with a driving unit, the other end is provided with a rotating system, the body is hollow, a driving rod is connected with the driving unit and the rotating system, the tail end of the rotating system is fixed with a rotatable circular blade, and a semicircular annular shield is fixed behind the circular blade; one end of a driving rod penetrating through the body is rotatably fixed in the body through a ball bearing, and a driving bevel gear is fixed at the tail end of the driving rod; a transmission rod is arranged in a shell of the rotating system, and a transmission bevel gear in meshing transmission with the driving bevel gear is fixed on the transmission rod.

According to the weeding machine with the structure, an operator lifts up the weeding machine through the straps and the handle, cuts grass through the circular blade, and can trim and dress the grass. However, the circular blade of this structure is hard, and when the lawn is cut, the circular blade is inclined, and the circular blade touches soil, so that the lawn is entirely lifted, and the lawn cutting effect is poor.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a lawn trimmer, the technical problem of solution is how to improve the pruning effect on lawn.

The purpose of the utility model can be realized by the following technical proposal: the lawn trimmer is characterized in that a disc-shaped rotating disc and a plurality of trimming ropes are connected to the rotating system, a plurality of mounting holes are formed in the rotating disc, openings in the outer ends of the mounting holes penetrate through the circumferential side wall of the rotating disc, openings in the inner ends of the mounting holes penetrate through the upper surface of the rotating disc, a plurality of fixing columns are fixedly connected to the rotating disc and the corresponding openings in the inner ends of the mounting holes, and the inner ends of the trimming ropes penetrate through the corresponding mounting holes and are fixedly connected with the fixing columns.

When the grass trimmer is used, the driving unit drives the rotating disc to rotate through the rotating system, the rotating disc can drive the trimming rope to rotate, the trimming rope rotates and is tensioned under the action of centripetal force, the tensioned trimming rope generates enough force in the high-speed rotating process, and the trimming rope can break the grass with overlong length in the rotating process, so that the trimming and trimming effects are achieved; when the trimming rope touches the soil, the soil is not greatly impacted, the soil is not lifted, the trimming and trimming of the lawn are ensured, and the trimming effect of the lawn is improved. The installation hole plays the effect of protection to the trimming rope, and the outer end of trimming rope plays the effect of pruning, and the outer end of trimming rope can wear and tear after using for a period, can cut off this wearing and tearing part, and the inner of trimming rope links firmly the department with the fixed column and readjusts fixedly release partly trimming rope, compensates the length of the trimming rope who cuts off to reuse.

In the lawn trimmer, the rotating disc is further provided with a plurality of fixing holes, the fixing holes are communicated with the middle parts of the corresponding mounting holes, and the fixing holes are fixedly connected with fasteners in a threaded and fixed mode, and the fasteners can compress the trimming ropes. The fastener can be the bolt, through setting up the firm degree that the rope is fixed is pruned in the reinforcing that the fastener can be further to make the problem that the rope drops, flies out can not appear in the in-process of using of pruning.

In the lawn trimmer, the top of the fixed column is an annular fixed part, and the trimming rope passes through the fixed part and is fixedly connected with the fixed part. The trimming rope passes through the fixing part and is tied, so that the fixed connection is convenient.

In the lawn trimmer, the fixed column is fixedly connected with the rotating disc in a threaded manner, or the fixed column is fixedly connected with the rotating disc in a welding manner. The fixed column is convenient to be fixedly connected.

In the lawn trimmer, the trimming ropes, the mounting holes and the fixing columns are arranged in a one-to-one correspondence manner, the number of the trimming ropes, the number of the mounting holes and the number of the fixing columns are 2-4, and the trimming ropes, the mounting holes and the fixing columns are respectively arranged at equal intervals. Equidistant symmetrical arrangement, reasonable in design, rational utilization space.

In the lawn trimmer described above, the rotating disc is made of a metal material, and the trimming cord is a high-strength fiber cord or a plastic cord. The grass can be cut off by the pruning rope, and meanwhile, the soil can not be lifted.

Compared with the prior art, the utility model provides a lawn trimmer has following advantage:

1. this lawn mower prunes and repaiies the grass through pruning the rope, can not cause too big impact to earth, and earth can not be lifted, guarantees the quality that grass was pruned and was repaiied, improves the pruning effect on lawn.

2. After the trimming rope of the lawn trimmer is abraded, a part of trimming rope can be released by adjusting the fixedly connected position of the trimming rope and the fixed column, so that the length of the trimmed rope is compensated, and the lawn trimmer is convenient to operate.

Drawings

FIG. 1 is a schematic view of the overall structure of the lawn mower.

FIG. 2 is a schematic view of a partial structure of the present lawn mower.

Fig. 3 is a sectional view showing an installation structure of a trimming string of the present lawn trimmer.

In the figure, 1, a body; 2. a drive unit; 3. a rotation system; 4. rotating the disc; 5. trimming the ropes; 6. mounting holes; 7. fixing a column; 71. a fixed part; 8. a fixing hole; 9. a fastener.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The lawn trimmer is suitable for economic lawns, lawns planted in parks and squares, and comprises a body 1, a driving unit 2, a rotating system 3, a rotating disc 4 and a trimming rope 5, as shown in figure 1. The body 1 is the cavity form of stock, and drive unit 2 sets up the one end at body 1, and rotating system 3 sets up the other end at body 1, and drive unit 2 can drive rotating system 3 work through the actuating lever. In this embodiment, the trimming cord 5 is a high-strength fiber cord, and in actual production, the trimming cord 5 is a high-strength plastic cord.

As shown in fig. 2, the rotating disc 4 is in a disc shape, the rotating disc 4 is made of a metal material, the rotating disc 4 is directly connected with the rotating system 3, and the rotating system 3 can drive the rotating disc 4 to rotate. As shown in fig. 3, mounting hole 6 and fixed orifices 8 have in the rolling disc 4, the opening of the 6 outer ends of mounting hole runs through the circumference lateral wall of rolling disc 4, the opening of the 6 inner ends of mounting hole runs through the upper surface of rolling disc 4, fixed orifices 8 are linked together with the middle part of the corresponding mounting hole 6, fixed column 7 has been linked firmly on the rolling disc 4, fixed column 7 links firmly the opening part at the 6 inner ends of corresponding mounting hole, in this embodiment, mode that fixed column 7 links firmly through the screw thread links firmly mutually with rolling disc 4, in actual production, fixed column 7 can link firmly mutually with rolling disc 4 through the welded mode. The inner end of the trimming rope 5 penetrates through the corresponding mounting hole 6 and is fixedly connected with the fixing column 7, the fixing hole 8 is fixedly connected with a fastening piece 9 through a thread, the fastening piece 9 is a bolt, and the fastening piece 9 penetrates through the fixing hole 8 and extends into the mounting hole 6 to be pressed on the trimming rope 5. Specifically, the top of the fixing post 7 is an annular fixing portion 71, and the trimming cord 5 passes through the fixing portion 71 and is fixedly connected to the fixing portion 71.

Pruning rope 5, mounting hole 6 and fixed column 7 one-to-one setting, in this embodiment, the quantity of pruning rope 5, mounting hole 6 and fixed column 7 is two, prunes rope 5, mounting hole 6 and fixed column 7 equidistant symmetry setting separately, and in actual production, the quantity of pruning rope 5, mounting hole 6 and fixed column 7 can be three or four.

When the lawn mower works, the driving unit 2 is started, the rotating disc 4 can be driven to rotate through the rotating system 3, so that the trimming rope 5 fixedly connected to the rotating disc 4 rotates, the rotating trimming rope 5 contacts with grass and cuts and mows the grass, and trimming of a lawn are achieved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms body 1, drive unit 2, rotation system 3, rotation disc 4, trimming cord 5, mounting hole 6, fixing post 7, fixing portion 71, fixing hole 8, fastener 9, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A lawn trimmer comprises a long rod-shaped body (1), wherein one end of the body (1) is provided with a driving unit (2), the other end of the body is provided with a rotating system (3), the driving unit (2) can drive the rotating system (3) to work, it is characterized in that a disc-shaped rotating disc (4) and a plurality of trimming ropes (5) are connected on the rotating system (3), a plurality of mounting holes (6) are arranged in the rotating disc (4), the opening at the outer end of each mounting hole (6) penetrates through the circumferential side wall of the rotating disc (4), the opening at the inner end of the mounting hole (6) penetrates through the upper surface of the rotating disc (4), the rotating disc (4) is also fixedly connected with a plurality of fixing columns (7), the fixing columns (7) are fixedly connected with openings at the inner ends of the corresponding mounting holes (6), the inner end of the trimming rope (5) penetrates through the corresponding mounting hole (6) and is fixedly connected with the fixing column (7).

2. A lawn mower according to claim 1, wherein the rotating disc (4) further comprises a plurality of fixing holes (8), the fixing holes (8) are communicated with the middle portions of the corresponding mounting holes (6), the fixing holes (8) are fixedly connected with fasteners (9) through threads, and the fasteners (9) can press the trimming rope (5).

3. A lawn trimmer according to claim 1 or 2, characterized in that the top of the fixed post (7) is a ring-shaped fixed portion (71), and the trimming cord (5) passes through the fixed portion (71) and is fixedly connected with the fixed portion (71).

4. A lawn mower according to claim 1 or 2, wherein the fixed post (7) is fixedly connected to the rotating disc (4) by means of a screw thread, or the fixed post (7) is fixedly connected to the rotating disc (4) by means of welding.

5. A lawn trimmer according to claim 1 or 2, characterized in that the trimming ropes (5), the mounting holes (6) and the fixing posts (7) are arranged in a one-to-one correspondence, the number of the trimming ropes (5), the mounting holes (6) and the fixing posts (7) is 2-4, and the trimming ropes (5), the mounting holes (6) and the fixing posts (7) are respectively arranged at equal intervals.

6. A lawn mower according to claim 1 or 2, characterized in that the turning disc (4) is made of a metal material and the cutting cord (5) is a high strength fiber or plastic cord.