CN219719018U

CN219719018U - Improved blade and rotary cultivator with same

Info

Publication number: CN219719018U
Application number: CN202320607258.2U
Authority: CN
Inventors: 孔宪龙; 孔庆国
Original assignee: Ningbo Sanye Tools Co ltd
Current assignee: Ningbo Sanye Tools Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-09-22
Anticipated expiration: 2033-03-24

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

Improved blade and rotary cultivator with same

Technical Field

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

Background

The agricultural electric tool can greatly reduce the labor intensity of farmers, and has wide application, such as rotary tillers. Rotary tillers are agricultural machinery used to till and prepare soil, typically consisting of one or more rotating blades or teeth, to rotatably cut and mix the soil. Specifically, the working principle of the rotary cultivator is that the machine is propelled to the soil, then blades or cutter teeth start to rotate, the blades or cutter teeth penetrate through the soil at a certain depth, the soil is cut and turned over, the soil structure is improved, nutrients in the soil are mixed, weeds and other barriers are eliminated, and a better growing environment is provided for plants.

The blades of the rotary cultivator have great influence on the working efficiency and effect thereof, and the blades of the conventional rotary cultivator can effectively turn and mix soil, but the soil is easily compressed, so that the soil density is increased, the air permeability and the permeability of the soil are influenced, and the soil quality and the plant growth can be negatively influenced.

Accordingly, the present utility model is further designed and improved upon the rotary cultivator blades based upon the state of the art.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the improved blade and the rotary cultivator with the blade, which can better finish the rotary tillage operation of soil, have high efficiency, can not cause soil caking and are beneficial to the growth of plants.

The utility model is solved by the following technical scheme.

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.

In a preferred embodiment, the first cutter tooth is a convex, inclined or partially inclined sharp corner structure, and the first cutter tooth comprises a connecting section connected with the outer edge of the cutter head, and the inclined section is connected to the outer side of the connecting section.

In a preferred embodiment, the inclined sections on the adjacent first cutter teeth are inclined towards two sides of the cutter head respectively, so that soil on two sides of the cutter head can be treated respectively.

In a preferred embodiment, the inclination angle of the inclined section relative to the plane of the cutter head is 15-22 degrees, preferably 18 degrees, so that the stress effect and the soil turning effect are good.

In a preferred embodiment, the second cutter tooth is a sharp corner structure with a bending section, the second cutter tooth comprises a bending section connected with the outer edge of the cutter head, and the outer side of the bending section is connected with a sharp corner section, so that the cutter tooth is convenient to insert into soil.

In a preferred embodiment, the curved sections on the adjacent second cutter teeth are respectively curved and protruded towards two sides of the cutter disc, so that soil on two sides of the cutter disc can be respectively treated.

In a preferred embodiment, the pointed sections lie in the plane of the cutterhead and can be conveniently inserted into the earth.

In a preferred embodiment, the cutter head is a circular cutter head, the first cutter teeth and the second cutter teeth are arranged on the periphery of the circular cutter head, and the first cutter teeth and the second cutter teeth are alternately arranged in sequence, wherein the first cutter teeth are focused on soil turning, the second cutter teeth are focused on soil loosening, and the effect of post-treatment of soil is better when the first cutter teeth and the second cutter teeth are alternately arranged.

In a preferred embodiment, the first cutter tooth and the second cutter tooth are of an integrated structure with the cutter disc, and the cutter disc is convenient to process.

A rotary cultivator is provided with the improved blade.

In a preferred embodiment, the rotary cultivator is provided with blade groups, each blade group is provided with two blades, the first cutter teeth and the second cutter teeth on the two blades are aligned in the axial direction of the plane of the cutter head, the inclination directions of the inclined sections of the aligned first cutter teeth are opposite, and the protruding directions of the curved sections of the aligned second cutter teeth are opposite.

Compared with the prior art, the utility model has the following beneficial effects: the improved blade and the rotary cultivator with the same have good soil turning and loosening effects, can better complete rotary tillage operation of soil, are high in efficiency, can not cause soil caking, and are beneficial to plant growth.

Drawings

Fig. 1 is a perspective view of a rotary cultivator according to the present utility model.

Figure 2 is a perspective view of a rotary tillage assembly on a rotary cultivator of the present utility model.

Figure 3 is a schematic view of a part of the rotary tillage assembly of the rotary cultivator of the present utility model.

Fig. 4 is a schematic view showing a part of a rotary tillage assembly of the rotary cultivator of the present utility model.

Fig. 5 is a front view of a blade set on a rotary cultivator of the present utility model.

Fig. 6 is a perspective view of a blade set on a rotary cultivator of the present utility model.

Fig. 7 is an enlarged view of area a in fig. 6.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the detailed description.

In the following embodiments, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, and the embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

Referring to fig. 1 to 7, the rotary cultivator according to the present utility model is a hand-held rotary cultivator, and the structure thereof specifically includes: the rod body 7, the rod body 7 can be a rod body with telescopic length; the upper end of the rod body 7 is provided with an operating handle 8 and a subsidiary handle 9, wherein 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 fig. 2 to 4, a driving motor 52 is disposed in the working unit 5, the driving motor 52 drives a driving shaft 53 to rotate, the driving shaft 53 drives a main shaft 55 to rotate through a gear assembly 54, and a blade set is disposed on the main shaft 55. Specifically, one blade set 4 is provided on each side of the spindle 55. Each blade set 4 comprises a sleeve 41, and two symmetrical blades are arranged on the sleeve 41, namely the improved blade in the utility model.

In particular, the improved blade of the present utility model: the improved blade comprises a cutter disc 42, wherein the cutter disc 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 teeth 43 are provided with inclined sections 432 inclined towards one side of the plane of the cutter 42; the second cutter teeth 44 have a curved section 441 protruding toward the plane of the cutter head 42.

Specifically, in the present utility model, the first cutter tooth 43 has a convex, inclined or partially inclined pointed structure, and the first cutter tooth 43 includes a connection section 431 connected to the outer edge of the cutter 42, and the inclined section 432 is connected to the outer side of the connection section 431. The inclined sections 432 of the adjacent first cutter teeth 43 are inclined to the two sides of the cutterhead 42, respectively, so that soil on the two sides of the cutterhead 42 can be treated respectively. In the present utility model, the inclination angle a of the inclined section 432 with respect to the plane of the cutterhead 42 is 15 ° to 22 °, preferably 18 °, so that the stress effect is good and the soil turning effect is good.

In the present utility model, the second cutter tooth 44 has a pointed structure with a curved section 441, the second cutter tooth 44 includes a curved section 441 connected to the outer edge of the cutter 42, and a pointed section 442 is connected to the outer side of the curved section 441, so as to facilitate insertion into the soil. The curved sections 441 of the adjacent second cutter teeth 44 are respectively curved and protruded to two sides of the cutterhead 42, so that soil on two sides of the cutterhead 42 can be respectively treated. And, the pointed sections 442 are positioned on the plane of the cutterhead 42 to facilitate insertion into the earth.

As can be seen from the drawings, in the embodiment of the present utility model, the cutterhead 42 is a circular cutterhead, the first cutter teeth 43 and the second cutter teeth 44 are disposed on the periphery of the circular cutterhead, and the first cutter teeth 43 and the second cutter teeth 44 are sequentially and alternately disposed, wherein the first cutter teeth 43 focus on soil turning, the second cutter teeth 44 focus on soil loosening, and the effect of soil treatment after the alternate disposition of the first cutter teeth 43 and the second cutter teeth 44 is better.

In the present utility model, the first cutter teeth 43 and the second cutter teeth 44 are integrated with the cutterhead 42, and the processing is convenient.

As can be seen from fig. 5 to fig. 7, in the present utility model, two blades are provided on each blade set 4, the first cutter teeth 43 and the second cutter teeth 44 on the two blades are aligned in the axial direction of the plane of the cutter 42, the inclination directions of the inclined sections 432 of the aligned first cutter teeth 43 are opposite, and the protruding directions of the curved sections 441 on the aligned second cutter teeth 44 are opposite, so that the soil turning effect is good.

As can be seen from the above description, in the rotary cultivator according to the present utility model, two different cutter teeth are adopted on the blade, and the cutter teeth are all cutter teeth with special structures, and after the first cutter tooth 43 and the second cutter tooth 44 enter the soil, the first cutter tooth and the second cutter tooth can generate vertical shearing force on the soil, so that the soil can be better turned, more specifically, the curved section 441 on the second cutter tooth 44 can be better loosened, the soil is more fluffy, and the growth of crops is facilitated after the cultivation.

Therefore, the improved blade and the rotary cultivator with the same have the advantages that the improved blade has good soil turning and loosening effects, the rotary tillage operation of soil can be completed better, the efficiency is high, meanwhile, the soil cannot be agglomerated, and the growth of plants is facilitated.

The scope of the present utility model includes, but is not limited to, the above embodiments, and any alterations, modifications, and improvements made by those skilled in the art are intended to fall within the scope of the utility model.

Claims

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.