CN213907522U

CN213907522U - Antiwind energy-conserving grass cutting piece

Info

Publication number: CN213907522U
Application number: CN202022688017.4U
Authority: CN
Inventors: 束伟仲
Original assignee: Jiangsu Haichang Tools Co ltd
Current assignee: Jiangsu Haichang Tools Co ltd
Priority date: 2020-11-19
Filing date: 2020-11-19
Publication date: 2021-08-10
Anticipated expiration: 2030-11-19

Abstract

The utility model discloses an anti-winding energy-saving grass cutting blade, which comprises a grass cutting blade body, wherein the grass cutting blade body is provided with a mounting hole positioned in the center; the cutting sectors are annularly arranged on the grass cutting blade body and are spaced by U-shaped grooves, and transition notches are formed at the bottoms of the U-shaped grooves; the cutting teeth are arranged on the cutting fan part, the front ends of the cutting teeth are provided with strip-shaped grooves, and the rear ends of the cutting teeth are provided with reinforcing ridges; a cutting bit welded to the strip groove; and the three anti-winding blades are arranged on the grass cutting blade body and are arranged in the mounting hole in a surrounding manner, and the anti-winding blades are turned over on the grass cutting blade body. The utility model discloses a cut tooth in the cutting fan portion of outer lane is accomplished and is mowed, and the antiwind blade of inner circle cuts off the weeds around rolling up, avoids weeds winding in the past, influences the trouble of mowing piece life.

Description

Antiwind energy-conserving grass cutting piece

Technical Field

The application belongs to the technical field of saw blades, and particularly relates to an anti-winding energy-saving grass cutting blade.

Background

The grass cutting blade is a disc-shaped saw blade which is arranged on the mower and provided with a mounting hole in the center, and grass and trees are cut through rotation. But present grass cutting piece is comparatively frivolous, and the tool bit is single, and some saw bit base members have still brazed diamond powder, and the feature of environmental protection is poor, in addition in the use, very inconvenient, and can only be used for some smooth meadows, for example playground, or clean flower bed lawn, to being difficult to cut by the meadow of bush, branch and stone, damage the blade of grass cutting piece easily, still can cause the collapse of grass cutting piece when serious, splashes around, causes the potential safety hazard.

Therefore, a novel professional lawn mower with strong durability and capable of preventing weed from winding needs to be researched.

SUMMERY OF THE UTILITY MODEL

In view of the above, the technical problem to be solved by the present application is to provide an anti-wind energy-saving grass cutting blade, which cuts grass by the cutting teeth on the cutting fan part of the outer ring, and the anti-wind blade of the inner ring cuts off the wound weeds, thereby avoiding the trouble that the service life of the grass cutting blade is affected by the wind of the weeds in the past.

In order to solve the technical problem, the utility model discloses an anti-winding energy-saving grass cutting blade, which comprises a grass cutting blade body, wherein the grass cutting blade body is provided with a mounting hole in the center;

the cutting sectors are annularly arranged on the grass cutting blade body and are spaced by U-shaped grooves, and transition notches are formed at the bottoms of the U-shaped grooves;

the cutting teeth are arranged on the cutting fan part, the front ends of the cutting teeth are provided with strip-shaped grooves, and the rear ends of the cutting teeth are provided with reinforcing ridges;

a cutting bit welded to the strip groove; and

the three anti-winding blades are arranged on the mowing blade body and are annularly arranged in the mounting hole, and the anti-winding blades are turned over on the mowing blade body.

According to the utility model discloses an embodiment, wherein above-mentioned antiwind blade sets up to the arc, has the arc sword towards cutting fan portion, and the arc sword front end is equipped with the three indent groovees of spaced.

According to the utility model discloses an embodiment, wherein above-mentioned antiwind blade turns over an angle and is 15 ~ 30.

According to the utility model discloses an embodiment, wherein above-mentioned transition notch is gradually thin outwards along the lawn mower body is radial.

According to the utility model discloses an embodiment, wherein above-mentioned enhancement ridge is gradually short backward along the cutting tool bit, and the cutting tool bit radial protrusion in enhancement ridge.

Compared with the prior art, the application can obtain the following technical effects:

the grass is mowed by the cutting teeth on the cutting fan part of the outer ring, and the winding-proof blade of the inner ring cuts off the wound weeds, so that the trouble that the service life of the grass cutting blade is influenced by the winding of the weeds in the prior art is avoided.

Of course, it is not necessary for any one product to achieve all of the above-described technical effects simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of an anti-wind energy saving mowing sheet according to an embodiment of the application.

Reference numerals

The grass cutting blade comprises a grass cutting blade body 10, a mounting hole 11, a cutting fan part 20, a U-shaped groove 30, a transition notch 40, cutting teeth 50, a reinforcing ridge part 60, a cutting tool bit 70, an anti-winding blade 80 and an inner concave digging groove 90.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1, fig. 1 is a schematic view of an anti-wind energy-saving mowing sheet according to an embodiment of the present application. As shown in the figure, an anti-winding energy-saving mowing sheet comprises a mowing sheet body 10, wherein the mowing sheet body 10 is provided with a mounting hole 11 in the center; a plurality of cutting sectors 20 annularly arranged on the grass cutting blade body 10, wherein the cutting sectors 20 are spaced by a U-shaped groove 30, and the bottom of the U-shaped groove 30 is provided with a transition notch 40; a plurality of cutting teeth 50 provided to the cutting sector 20, the cutting teeth 50 having a strip-shaped groove at a front end thereof and a reinforcing ridge 60 at a rear end thereof; a cutting insert 70 welded to the strip groove; and three anti-winding blades 80 arranged on the grass cutting blade body 10 and arranged in the mounting hole 11 in a surrounding manner, wherein the anti-winding blades 80 are turned over on the grass cutting blade body 10.

The utility model discloses an embodiment, the main shaft of installing to the lawn mower through the mounting hole 11 of central authorities of lawn mower of blade body 10, the drive is rotatory, accomplishes the cutting of weeds, bush by its a plurality of cutting fan portion 20 that the ring was established, and the winding-proof blade 80 that turns over the book of downside simultaneously further cuts the winding weeds in bottom, avoids weeds to entangle blade body 10, influences the lawn mower main shaft rotation, causes the damage, has also improved mowing efficiency simultaneously.

Specifically, the cutting sectors 20 are spaced by the U-shaped grooves 30, so that the redundant weed scraps can be conveniently removed, the cutting teeth 50 are extended and designed on the cutting sectors, the cutting tool bit 70 is welded through the front end strip-shaped groove in the cutting direction, the weed cutting is completed, the strength support is completed through the rear end reinforcing ridge 60, the stress impact is reduced, and the service life of the cutting tool bit 70 is prolonged.

Preferably, the reinforcing ridge 60 is gradually shorter backward along the cutting tip 70 to form a ridge shape, so that the strength of the front end is enhanced, the transition is gradually reduced, and the cutting tip 70 radially protrudes from the reinforcing ridge 60, so that the cutting interference is avoided, and the application is convenient.

Furthermore, the utility model discloses a transition notch 40 is radially outwards gradually thin along lawn mower body 10, plays transition cutting fan portion 20's effect, and it is experimental many times, gradually thin transition notch 40 can strengthen lawn mower body 10's use strength and life-span, avoids cutting fan portion 20 to collapse absolutely.

In one embodiment, the anti-wind blade 80 is configured in an arc shape to facilitate rotary mowing, and has an arc edge facing the cutting fan 20 to improve sharpness, and three concave digging grooves 90 spaced at the front end of the arc edge to realize breaking of some shrub branches and enhance durability.

Preferably, the anti-winding blades 80 are folded at an angle of 15-30 degrees, and the grassland is conveniently leveled.

To sum up, the utility model discloses a cutting teeth 50 on the cutting sector portion 20 of outer lane accomplish and mow, and the antiwind blade 80 of inner circle cuts off the weeds of winding, avoids weeds winding in the past, influences the trouble of blade life of mowing.

The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. An anti-winding energy-saving grass cutting blade is characterized by comprising:

a blade body having a centrally located mounting hole;

the cutting sectors are annularly arranged on the grass cutting blade body and are spaced by U-shaped grooves, and the bottoms of the U-shaped grooves are provided with transition notches;

a cutting bit welded to the strip groove; and

the three anti-winding blades are arranged on the mowing blade body and are arranged in the mounting hole in a surrounding mode, and the anti-winding blades are turned over on the mowing blade body.

2. The anti-wind energy-saving grass cutting blade as claimed in claim 1, wherein the anti-wind blade is provided in an arc shape having an arc edge facing the cutting fan portion, and the front end of the arc edge is provided with three concave digging grooves at intervals.

3. The anti-wind energy-saving grass cutting blade as claimed in claim 2, wherein the anti-wind blade folding angle is 15 ° -30 °.

4. The anti-wind energy-saving grass cutting blade as claimed in claim 1, wherein said transition notches are tapered radially outwardly along said grass cutting blade body.

5. The anti-wind energy-saving grass cutting blade as claimed in claim 1, wherein the reinforcing ridge is tapered rearward along the cutting head, and the cutting head protrudes radially beyond the reinforcing ridge.