CN202979669U

CN202979669U - Mower structure

Info

Publication number: CN202979669U
Application number: CN 201220597274
Authority: CN
Inventors: 康正坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-14
Filing date: 2012-11-14
Publication date: 2013-06-12
Anticipated expiration: 2022-11-14

Abstract

A mower structure is characterized in that a drive device is connected at the end of an operating lever, a cutting part is driven by the drive device to rotate for mowing, the cutting part is a disc provided at least one cutting strip inside, each cutting strip penetrates from the side of the disc to allow the actuating cutting strip for large-area mowing, at least one short blade is disposed on one side, opposite to the cutting strips, of the disc, actuating area of each short blade is smaller than that of each cutting strip, when the disc actuates, the cutting strips perform large-area mowing and cut thick or hard roots in coordination with the short blades, and a protruding rib part is disposed on the periphery of the disc and below the cutting strips. By the support of the rib part, breakage, caused by concentrated stress, of the cutting strips is avoided, and the service lives of the cutting strips are prolonged.

Description

The mower structure

Technical field

This creation provides a kind of technical field of mower, espespecially it technically provides a kind of mower structure, have simultaneously large-area cutting bar and tree root cutting shortened cutting blade on its disk body, and the cutting bar of this disk body side face below convexes with flank and avoids cutting bar stress and concentrate and extend cutting bar service life.

Background technology

The modern improves because of living standard, maintenance for environment is also more and more higher with requirement, especially under the epoch that the environmental consciousness new line is emphasized to afforest, more pay attention to the problems such as meadow maintenance, field arrangement and road surface cleaning, therefore mower becomes an auxiliary instrument that arranges, use also more and more universally, and present common mower blade is also very diversified, yet the mower blade safety that tool is higher and high durability have become the problem that user and developer pay attention to.

The mower structure of commonly using, drive a long metal blade rotation by a drive division, this kind mower cut coverage is large and effect is good, but when operation, except can cutting off blade of grass and branch, but usually cause fracture because getting at a high speed the hard thing such as stone, and the blade of fracture is because flying to cause many unexpected generations to outward turning at a high speed, and the long metal blade of this kind easily hurts ankle or other people who passes by in user's misoperation, considers in the safety shortcoming; And the another kind of mower structure of commonly using, system drives a kind of cutting bar than softwood matter by a drive division, this kind cutting bar safety and durability are higher, see through High Rotation Speed and can cut weeds etc., but because the material of cutting bar is softer, running into harder trunk, branch or weeds etc., needing to cut back and forth and even can't cut off for several times, and using easily wearing and tearing and cause the problems such as cutting effect is clear for a long time.

Be with, for the existing problem points of above-mentioned conventional construction, how to develop a kind of innovation structure that has more desirable practicality, real consumer institute is ardent to be looked forward to, and is also that relevant dealer must make great efforts target and the direction that research and development break through.

In view of this, this is engaged in manufacturing development and the design experiences of Related product in for many years the creator, for above-mentioned target, in detail after design and scrupulous assessment, eventually this creation of a true tool practicality.

The utility model content

The main purpose of this creation is to provide a kind of mower structure, have simultaneously large-area cutting bar and tree root cutting shortened cutting blade on its disk body, and the cutting bar of this disk body side face below convexes with flank and avoids cutting bar stress and concentrate and extend cutting bar service life.

for reaching above-mentioned purpose, this creation provides a kind of mower structure, system includes: an action bars, this action bars end connection one drive unit, drive a cutting part rotation start to reach the purpose of mowing by this drive unit, wherein this cutting part is a disk body, be installed with at least one cutting bar in this disk body, and this cutting bar is passed by this disk body side, but this cutting bar large tracts of land when start is mowed, the another side that differs from this cutting bar installing on disk body has protruded out at least one shortened cutting blade, make this shortened cutting blade start area less than this cutting bar start area, when this disk body start, make the large tracts of land mowing in advance of this cutting bar, and this shortened cutting blade of arranging in pairs or groups is cut simultaneously except thicker or harder tree root, convex with a flank below this cutting bar of the periphery of main this disk body, support to such an extent that avoid cutting bar stress and concentrate fracture with this flank, and can extend cutting bar service life.

Relevant this creation technology, means and effect thereof of adopting after hereby lifting a preferred embodiment and coordinating accompanying drawing to be described in more detail in, are believed the above-mentioned purpose of this creation, structure and feature, when can by a deep and concrete understanding.

Description of drawings

Fig. 1 is the top perspective schematic diagram of this creation one embodiment.

Fig. 2 is the schematic perspective view of looking up of this creation one embodiment.

Fig. 3 is the perspective exploded view of this creation one embodiment.

Fig. 4 creates the perspective exploded view of another embodiment for this.

Fig. 5 implements view for this creation one.

Wherein:

10 action bars 20 drive units

30 cutting part 31 disk bodies

311 guiding incline 312 pilot holes

313 groove 314 screws

32 cutting bar 33 shortened cutting blades

34 flank 40 weeds

41 tree roots

Embodiment

This creation system provides a kind of design of mower structure.

Further understand and understanding for your juror can be had purpose, feature and the effect of this creation, hereby coordinate embodiment and accompanying drawing to describe in detail as after:

Consult Fig. 1 to shown in Figure 5, this creation provides a kind of mower structure, is to include:

One action bars 10;

One drive unit 20, this action bars 10 ends connect this drive unit 20;

One cutting part 30, drive this cutting part 30 rotation starts with this drive unit 20, and by growing grass in these cutting part 30 cutting rotating ranges, to reach the purpose of mowing, wherein, this cutting part 30 includes a disk body 31, is concaved with at least one guiding incline 311 in these disk body 31 end faces or place, bottom surface, these guiding incline 311 lowest parts are provided with at least one pilot hole 312 that runs through into this disk body 31 inside, and this pilot hole 312 is passed by these disk body 31 side edge; At least one cutting bar 32 can pass in this guiding incline 311 penetrates this pilot hole 312 and by these disk body 31 sides, and be fixed in this pilot hole 312 because of centrifugal force, but this cutting bar 32 large tracts of land when start is mowed, the another side that differs from these cutting bar 32 installings on this disk body 31 has protruded out at least one shortened cutting blade 33, make these shortened cutting blade 33 start areas less than these cutting bar 32 start areas, when this disk body 31 start, make the large tracts of land mowing in advance of this cutting bar 32, and this shortened cutting blade 33 of arranging in pairs or groups is cut simultaneously except thicker or harder tree root; This cutting bar of the periphery of this disk body 31 32 belows convex with at least one flank 34, support these cutting bars 32 with this flank 34 and must avoid these cutting bar 32 stress to concentrate rupturing, and can extend and cut 32 service lifes of bar.

This creation provides a kind of mower structure, wherein, this shortened cutting blade 33 can form integrated structures with this disk body 31, or can be provided with in this disk body 31 groove 313 of accommodating this shortened cutting blade 33, and separately establishes a screw 314 and this shortened cutting blade 33 is fixed in is another embodiment in this groove 313.

by this, see through this drive unit 20 and drive this disk body 31 rotation starts, under running up, can excise fast this cutting bar 32 weeds 40 and other thin tree roots, when running into more firmly or when thicker tree root 41 or weeds, can this shortened cutting blade 33 is close, utilizing this shortened cutting blade 33 to cut removes more firmly or thicker tree root 41 or weeds, reach and to mow simultaneously and the effect of cutting root, and the long blade that these shortened cutting blade 33 intensity are commonly used is strong, not only be not easy in the use to hurt other people or user itself, and more can not rupture and cause danger because cutting to hard objects, and this cutting bar 32 belows of these disk body 31 sides are equipped with flank 34, support with this flank 34 makes this cutting bar 32 not have the problem that stress is concentrated, and can extend service life of this cutting bar 32.

In sum, this creation is that a kind of mower structure is provided, and it has really reached all purposes of this creation, and separately the space kenel of its combining structure has no in like product, before also not being disclosed in application, has met the regulation of Patent Law, therefore, files an application in accordance with the law.

Claims

1. mower structure comprises:

One action bars;

One drive unit, this action bars end connects this drive unit; And

One cutting part, drive this cutting part rotation start with this drive unit, and by growing grass in this cutting part cutting rotating range, this cutting part includes a disk body, at least one cutting bar and at least one shortened cutting blade, be concaved with at least one guiding incline in this disk body end face or place, bottom surface, this guiding incline lowest part is provided with at least one pilot hole that runs through into this disk body inside, and this pilot hole is passed by this disk body side edge; This at least one cutting bar can pass in this guiding incline penetrates this pilot hole and by this disk body side, this cutting bar is fixed in this pilot hole because of centrifugal force, but this cutting bar large tracts of land when start is mowed, the side that differs from this cutting bar installing on this disk body has protruded out this at least one shortened cutting blade, makes this shortened cutting blade start area less than this cutting bar start area; This cutting bar of the side of this disk body below convexes with at least one flank, supports this cutting bar with this flank and must avoid this cutting bar stress to concentrate rupturing, and can extend and cut bar service life.

2. mower structure according to claim 1, wherein this shortened cutting blade and this disk body form integrated structure.

3. mower structure according to claim 1, wherein this disk body is provided with a groove of accommodating this shortened cutting blade, a screw, this screw is fixed in this shortened cutting blade in this groove.