CN219719018U - Improved blade and rotary cultivator with same - Google Patents

Abstract

The improved blade comprises a cutter disc, wherein the cutter disc is provided with extended cutter teeth, and the cutter teeth comprise first cutter teeth and second cutter teeth; the first cutter tooth is provided with an inclined section which is inclined towards one side of the plane of the cutter head; the second cutter tooth is provided with a protruding bending section facing the plane of the cutter disc. According to the utility model, two different cutter teeth are adopted on the blade, and the cutter teeth are all cutter teeth with special structures, so that after the first cutter tooth and the second cutter tooth enter soil, vertical shearing force can be generated on the soil, the soil can be better turned, more particularly, the curved section on the second cutter tooth can be better loosened, the soil is fluffier, and the growth of crops is facilitated after the soil is cultivated.

Description

An improved blade and a rotary cultivator having the blade

Technical field

The utility model belongs to the field of agricultural electric tools, and specifically relates to an improved blade and a rotary cultivator having the blade.

Background technique

The use of agricultural power tools can greatly reduce farmers' labor intensity, and they are widely used, such as rotary tillers. A rototiller is a piece of agricultural machinery used for tilling and preparing soil, usually consisting of one or more rotating blades or teeth that rotate to cut and mix soil. Specifically, the working principle of a rotary tiller is to advance the machine into the land and then start to rotate the blades or teeth. These blades or teeth penetrate the soil at a certain depth, cutting and turning the soil to improve soil structure and mixing. Nutrients in the soil, eliminating weeds and other obstructions, providing a better growing environment for plants.

The blades of a rotary tiller have a huge impact on its work efficiency and effect. The blades of a conventional rotary tiller can effectively turn and mix the soil, but this type of rotary tiller easily compresses the soil, resulting in an increase in soil density and affecting the soil's breathability and permeability, which can negatively affect soil quality and plant growth.

Therefore, based on some current situations in the prior art, this application further designs and improves the rotary cultivator blade.

Utility model content

In view of the deficiencies in the above existing technology, the present utility model provides an improved blade and a rotary tiller with the blade, which can better complete the rotary tillage operation of the soil with high efficiency and will not cause the soil to agglomerate. Conducive to plant growth.

The utility model is solved through the following technical solutions.

An improved blade, including a cutterhead, the cutterhead is provided with protruding cutter teeth, the cutter teeth include a first cutter tooth and a second cutter tooth; the first cutter tooth has a cutter head facing the One side of the plane is inclined with an inclined section; the second cutter tooth has a protruding curved section towards the plane where the cutterhead is located.

In this application, two different blade teeth are used on the blade, both of which have special structures. After the first blade tooth and the second blade tooth enter the soil, they can both produce vertical shears on the soil. The cutting force can better turn over the soil. More specifically, the curved section on the second blade tooth can better loosen the soil, making the soil more fluffy, which will help the growth of crops after plowing.

In a preferred embodiment, the first cutter tooth is a protruding, inclined or partially inclined sharp-angle structure. The first cutter tooth includes a connecting section connected to the outer edge of the cutter head, and the inclined section is connected to the outer edge of the cutter head. outside the connecting section.

In a preferred embodiment, the inclined sections on adjacent first cutter teeth are respectively inclined toward both sides of the cutterhead, so that the soil on both sides of the cutterhead can be processed respectively.

In a preferred embodiment, the inclination angle of the inclined section relative to the plane where the cutter head is located is 15° to 22°, preferably 18°, which has good force-bearing effect and good soil turning effect.

In a preferred embodiment, the second cutter tooth has a sharp-angle structure with a curved section. The second cutter tooth includes a curved section connected to the outer edge of the cutter disc, and the outside of the curved section is connected with a sharp angle. sections for easy insertion into the soil.

In a preferred embodiment, the curved sections on adjacent second blade teeth are curved and protruded toward both sides of the cutterhead respectively, so that the soil on both sides of the cutterhead can be processed respectively.

In a preferred embodiment, the sharp corner section is located on the plane of the cutterhead and can be easily inserted into the soil.

In a preferred embodiment, the cutter head is a circular cutter head, the first cutter teeth and the second cutter teeth are provided on the outer periphery of the circular cutter head, and the first cutter teeth and the second cutter teeth are The knife teeth are set alternately in sequence. The first knife tooth focuses on turning over the soil, and the second knife tooth focuses more on loosening the soil. After the two are alternately set, the soil treatment effect is better.

In a preferred embodiment, the first cutter teeth and the second cutter teeth and the cutter head are of an integrated structure, which facilitates processing.

A rotary tiller, which is provided with the above-mentioned improved blade.

In a preferred embodiment, the rotary cultivator is provided with a blade set, and each blade set is provided with two blades, and the first and second blade teeth of the two blades are in the same position as each other. The discs are aligned in the axis direction of the plane, and the inclined sections of the aligned first blade teeth have opposite tilt directions, and the curved sections of the aligned second blade teeth have opposite protruding directions.

Compared with the existing technology, the utility model has the following beneficial effects: it provides an improved blade and a rotary tiller with the blade, which has good soil turning and loosening effects and can better complete soil rotation. The tillage operation is highly efficient and does not cause the soil to clump, which is conducive to plant growth.

Description of the drawings

Figure 1 is a perspective view of the rotary tiller in the present utility model.

Figure 2 is a perspective view of the rotary tillage assembly on the rotary tillage machine of the present invention.

Figure 3 is a schematic diagram 1 of the partial structure of the rotary tillage assembly on the rotary tillage machine of the present invention.

Figure 4 is a partial structural diagram of the rotary tillage assembly on the rotary tillage machine of the present invention.

Figure 5 is a front view of the blade set on the rotary cultivator of the present invention.

Figure 6 is a perspective view of the blade set on the rotary cultivator of the present invention.

Figure 7 is an enlarged view of area A in Figure 6.

Detailed ways

The utility model will be described in further detail below in conjunction with the accompanying drawings and specific implementation modes.

In the following embodiments, the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention and cannot It should be understood as a limitation of the present invention.

Referring to Figures 1 to 7, the rotary tiller in this application is a hand-held rotary tiller. Its structure specifically includes: a rod body 7, which can be a telescopic and length-adjustable rod body; the upper end of the rod body 7 There is an operating handle 8 and an auxiliary handle 9, and the operating handle 8 is also provided with a battery pack 81. The lower end of the rod body 7 is provided with a working unit 5 .

Looking specifically at the working unit 5, as shown in Figures 2 to 4, the working unit 5 is provided with a driving motor 52. The driving motor 52 drives the driving shaft 53 to rotate. The driving shaft 53 drives the main shaft through the gear assembly 54. 55 rotates, and the main shaft 55 is provided with a blade set. Specifically, a blade set 4 is provided on each side of the spindle 55 . Each blade set 4 includes a sleeve 41, and the sleeve 41 is provided with two symmetrically shot blades, which are the improved blades in this application.

Specifically, look at the improved blade in this application: the improved blade includes a cutter head 42, the cutter head 42 is provided with protruding cutter teeth, and the cutter teeth include a first cutter tooth 43 and a second cutter tooth 43. Knife teeth 44; the first knife teeth 43 have an inclined section 432 that is inclined toward one side of the plane where the cutter disc 42 is located; and the second knife teeth 44 have a protruding curved section 441 toward the plane where the cutter disc 42 is located.

Specifically, in this application, the first cutter tooth 43 is a protruding and inclined or partially inclined sharp-angle structure. The first cutter tooth 43 includes a connecting section 431 connected to the outer edge of the cutter head 42. The inclined section 432 is connected to the outside of the connecting section 431 . The inclined sections 432 on the adjacent first cutter teeth 43 are respectively inclined to both sides of the cutterhead 42, so that the soil on both sides of the cutterhead 42 can be processed respectively. Moreover, in this application, the inclination angle a of the inclined section 432 relative to the plane where the cutter head 42 is located is 15° to 22°, preferably 18°, which has good force bearing effect and good soil turning effect.

In this application, the second cutter tooth 44 has a sharp-angle structure with a curved section 441. The second cutter tooth 44 includes a bent section 441 connected to the outer edge of the cutter head 42, and the outside of the bent section 441 is connected with The sharp corner section 442 facilitates insertion into the soil. The curved sections 441 on the adjacent second blade teeth 44 are curved and protruded toward both sides of the cutterhead 42 respectively, so that the soil on both sides of the cutterhead 42 can be processed respectively. Moreover, the sharp corner section 442 is located on the plane of the cutterhead 42 and can be easily inserted into the soil.

As can be seen from the drawings, in the embodiment of the present application, the cutterhead 42 is a circular cutterhead, and the first cutter teeth 43 and the second cutter teeth 44 are provided on the outer periphery of the circular cutterhead, And the first blade teeth 43 and the second blade teeth 44 are arranged alternately in sequence. The first blade teeth 43 focus on turning over the soil, and the second blade teeth 44 focus more on loosening the soil. The two are alternately arranged to treat the soil. better.

In this application, the first cutter teeth 43 and the second cutter teeth 44 and the cutter head 42 have an integrated structure, which is convenient for processing.

It can be seen from Figures 5 to 7 that in this application, each blade set 4 is provided with two blades, and the first blade teeth 43 and the second blade teeth 44 on the two blades are in the same position as each other. The disk 42 is aligned in the axis direction of the plane, and the inclined sections 432 of the aligned first cutter teeth 43 are inclined in opposite directions, and the curved sections 441 of the aligned second cutter teeth 44 are protruded in opposite directions, so the soil turning effect is good.

It can be seen from the above description that the rotary cultivator in this application uses two different teeth on the blade, and both of them have special structures. The first knife tooth 43 and the second knife tooth 44 enter into the blade. After being inserted into the soil, it can produce vertical shear force on the soil, which can better turn over the soil. More specifically, the curved section 441 on the second blade tooth 44 can better loosen the soil, making the soil more fluffy and plowing the land. Finally, it helps the growth of crops.

As mentioned above, the present utility model provides an improved blade and a rotary tiller with the blade, which have good soil turning and loosening effects, and can better complete the rotary tillage operation of the soil, with high efficiency and no need to It will cause the soil to clump, which is beneficial to plant growth.

The protection scope of the present utility model includes but is not limited to the above embodiments. The protection scope of the utility model is subject to the claims. Any substitutions, deformations, and improvements made to this technology that are easily thought of by those skilled in the art fall within this scope. Protection scope of utility model.

Claims (10)

1. The improved blade is characterized by comprising a cutter head (42), wherein the cutter head (42) is provided with extended cutter teeth, and the cutter teeth comprise a first cutter tooth (43) and a second cutter tooth (44);

the first cutter tooth (43) is provided with an inclined section (432) inclined towards one side of the plane of the cutter head (42);

the second cutter tooth (44) is provided with a protruding bending section (441) facing the plane of the cutter head (42).

2. An improved blade according to claim 1, characterized in that the first cutter tooth (43) has a convex, inclined or partially inclined pointed structure, the first cutter tooth (43) comprising a connecting section (431) connected to the outer edge of the cutterhead (42), the inclined section (432) being connected to the outer side of the connecting section (431).

3. An improved blade according to claim 2, characterized in that the inclined sections (432) of adjacent first cutter teeth (43) are inclined to both sides of the cutterhead (42) respectively.

4. An improved blade according to claim 3, characterized in that the inclined angle of the inclined section (432) is 15 ° to 22 ° with respect to the plane of the cutterhead (42).

5. The improved cutting insert as set forth in claim 1, wherein the second cutter tooth (44) has a pointed structure having a curved section (441), the second cutter tooth (44) including the curved section (441) connected to the outer edge of the cutterhead (42), the pointed section (442) being connected to the outer side of the curved section (441).

6. An improved blade according to claim 5, characterized in that the curved sections (441) of adjacent second cutter teeth (44) are curved and convex towards both sides of the cutterhead (42), respectively.

7. An improved blade according to claim 5, characterized in that said pointed sections (442) lie in the plane of said cutterhead (42).

8. An improved cutter blade as claimed in claim 1, wherein the cutter disc (42) is a circular cutter disc, the first cutter teeth (43) and the second cutter teeth (44) are provided on the outer periphery of the circular cutter disc, and the first cutter teeth (43) and the second cutter teeth (44) are alternately provided in sequence.

9. A rotary cultivator having an improved blade according to any one of claims 1 to 8.

10. A rotary cultivator according to claim 9, wherein the cultivator comprises blade sets, each blade set is provided with two blades, the first blade teeth (43) and the second blade teeth (44) of the two blades are aligned in the axial direction of the plane of the cutter head (42), the inclined sections (432) of the aligned first blade teeth (43) are opposite in inclination, and the curved sections (441) of the aligned second blade teeth (44) are opposite in projection.