CN214757689U - Hoe structure of micro-cultivator - Google Patents

Abstract

The utility model relates to a hoe structure of a micro-cultivator, which comprises a lower box body, wherein an output shaft is rotatably arranged in the lower box body in a penetrating way, two end heads of the output shaft respectively penetrate out from two side surfaces of the lower box body so as to be connected with a cultivator, and a hoe is connected below the lower box body; the hoe comprises a platy hoe handle, the upper end of the hoe handle is detachably connected with the lower box body, the lower end of the hoe handle simultaneously extends downwards and in the direction opposite to the advancing direction of the micro-cultivator, the lower end of the hoe handle is connected with a hoe plate body, and the hoe plate body is provided with a plowing working surface facing the advancing direction of the micro-cultivator; the plate surface of the plate-shaped hoe handle is vertical, and the lowest end of the hoe plate body is not lower than the lowest end of the hoe handle. According to the hoe structure, the hoe handle is of a plate-shaped structure, the strength and the rigidity are better, and the soil loosening effect can be effectively guaranteed on the plowing working surface of the hoe plate body; because the hooks to the weed roots and stems in the soil are reduced, the weed roots and stems slide along the inclined lower surface of the hoe handle, the resistance of the weed roots and stems to the advancing of the cultivator can be reduced, and the effects of reducing energy consumption and improving the tilling efficiency are achieved.

Description

Hoe structure of micro-cultivator

Technical Field

The utility model belongs to the technical field of quick-witted in mechanical engineering a little, concretely relates to plough quick-witted hoe structure a little.

Background

The mini-tiller is a mechanized agricultural cultivator which drives the cultivator to rotate to perform operations such as soil turning and the like by a small gasoline engine or a diesel engine, and is more and more widely accepted for use because the mini-tiller has the advantages of light weight, small volume, simple structure and the like, and can solve the problem that large agricultural machinery cannot be applied in some scenes. The mini-tiller mainly comprises a rack and an engine arranged on the rack, wherein the engine is in transmission connection with a lower box body below through a gearbox, and two ends of a rotating output shaft in the lower box body respectively extend out from two sides of the lower box body so as to be connected with a rotary tillage cutter, and the tillage cutter can rotate to turn over soil by walking and moving. The related art can refer to the transmission, box and output structure related to CN202441827U, CN203594760U, CN211624148U, etc.

When the rotary tilling knives on the two sides of the lower box body rotate to work, a middle belt which cannot be tilled is reserved between the rotary tilling knives on the two sides due to the existence of a middle transmission part structure, in order to solve the problem, in the prior art, such as CN2935741Y, CN101283641A and CN203261672U, a hoe is connected and used on a tilling machine, specifically, the hoe is fixedly connected on the tilling machine, the lower end of the hoe is parallel to or lower than the lowest position of the rotary tilling knives during working, the hoe moves along with the walking of the tilling machine during the tilding work, and the hoe is specially used for loosening the soil of the middle belt which cannot be tilled by the rotary tilling knives on the two sides.

Conventional hoe structures generally extend downward and toward the front of the tiller, and some have a hook or arc that extends forward. Although the introduction of the function of the hoe is generally loosening soil and weeding, the roots and stems of weeds are embedded in soil, and the hoe plough cannot achieve the weeding effect in practice; in the actual operation process, the hoe only forcibly breaks the rootstocks of the weeds existing on the plowed path while loosening the soil, so that the really desired weeding effect is difficult to achieve (in practice, weeding is realized by other special methods). The structural form of the traditional hoe needs to be improved and optimized, and more choices are provided for the installation and the use of the hoe.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a plough machine hoe structure a little, when avoiding advancing along with the machine, the hoe is hindered by weeds rhizome in the earth, increases the problem that the efficiency falls in the consumption, reaches still can effectively guarantee the effect of loosening the soil and the resistance is littleer, the purpose of the increase in efficiency of consumption reduction, uses for the installation of hoe to provide more feasible selections.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the hoe structure of the micro-cultivator comprises a lower box body, an output shaft is rotatably arranged in the lower box body in a penetrating manner, two ends of the output shaft respectively penetrate out of two side surfaces of the lower box body so as to be connected with a cultivator, and a hoe is connected below the lower box body; the hoe comprises a platy hoe handle, the upper end of the hoe handle is detachably connected with the lower box body, the lower end of the hoe handle extends downwards and in the direction opposite to the advancing direction of the micro-cultivator, the lower end of the hoe handle is connected with a hoe plate body, and the hoe plate body is provided with a plowing working surface facing the advancing direction of the micro-cultivator; the board face of platelike hoe handle is vertical in order to reduce the resistance when ploughing, and the lower extreme of hoe board body is not less than the lower extreme of hoe handle.

Further perfecting the technical scheme, the plowing working surface simultaneously extends towards the upper direction and the opposite direction of the advancing direction of the mini-tiller.

Furthermore, the hoe plate body comprises two side plates which are bent to form an included angle and connected, the two side plates are fixedly connected with the lower end of the hoe handle through the external corner edges connected with the two side plates, and the two side plates are bilaterally symmetrical based on the hoe handle; the surfaces of the two side plates on the same side with the external corner edge form the plowing working surface together.

Furthermore, the upper end of the hoe handle is provided with a connecting part which is horizontally bent and then vertically bent, and the hoe handle is detachably connected to the corresponding side surface of the lower box body through the vertical plate section of the connecting part, so that the hoe handle part below the connecting part and the hoe plate body are positioned between the two side surfaces of the lower box body.

Furthermore, the lower ends of the two side plates are provided with chamfers so that the lower parts of the two side plates gradually narrow towards the lower ends of the external corner edges.

Furthermore, the included angle between the two side plates is 90-135 degrees.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the hoe structure of the micro-cultivator has the advantages that the hoe handle is of a plate-shaped structure, the strength is reliable, the rigidity is better than that of a tubular part, and the resistance brought by the hoe handle in plowing is reduced as much as possible by adopting a vertical arrangement mode; the plowing working face of the hoe plate body faces the advancing direction of the micro-cultivator, and mainly turns over the working part with soil in the middle, which is not capable of turning over the rotary cultivator at two sides when the micro-cultivator advances, so that the soil loosening effect is ensured; because the lowermost end of hoe plate body does not surpass the lowermost end of hoe handle, does not form hook portion, and the whole smooth process of oblique below rear of hoe that moves towards of hoe, does not have forward crotch or radian yet, when loosening the soil through hoe, has reduced the hook to weeds rhizome in the earth, and weeds rhizome slides along the lower surface of the slope of hoe handle, can reduce the resistance that weeds rhizome marchd to the cultivator, reaches the reduction energy consumption, promotes the purpose of ploughing into efficiency.

2. The utility model discloses a plough hoe structure of declining machine provides a feasible alternative again for the installation of hoe.

3. The utility model discloses a plough quick-witted hoe structure a little, through bending, the chamfer design of hoe plate body, can further reduce the hook to weeds rhizome in the earth, simultaneously, guarantee the effect of loosening the soil.

Drawings

FIG. 1 is a front view of a hoe structure of a micro-cultivator in accordance with an exemplary embodiment;

FIG. 2 is a right side view of FIG. 1;

FIG. 3 is a perspective view of a hoe structure of the micro-cultivator in the embodiment;

the hoe comprises a lower box body 1, an output shaft 2, a hoe 3, a hoe handle 31, a connecting part 311, a vertical plate section 312, a hoe plate body 32, a plowing working surface 321, a side plate 322, an external corner edge 323 and a chamfer 324.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

Referring to fig. 1-3, the hoe structure of the micro-cultivator in the embodiment includes a lower case 1, an output shaft 2 rotatably penetrates through the lower case 1, two ends of the output shaft 2 respectively penetrate through two side surfaces of the lower case 1 to connect with a cultivator, and a hoe 3 is connected below the lower case 1; the hoe 3 comprises a strip-shaped plate-shaped hoe handle 31, the upper end of the hoe handle 31 is detachably connected with the lower case 1, the lower end of the hoe handle 31 extends downwards and in the direction opposite to the advancing direction of the micro-cultivator (namely, towards the backward and obliquely downwards), the lower end of the hoe handle 31 is connected with a hoe plate body 32, and the hoe plate body 32 is provided with a plowing working surface 321 facing the advancing direction of the micro-cultivator; the plate surface of the plate-shaped hoe handle 31 is vertical to reduce resistance in plowing, the lowest end of the hoe plate body 32 is not lower than the lowest end of the hoe handle 31, that is, the lowest end of the hoe plate body 32 does not exceed the lowest end of the hoe handle 31, and preferably, the lowest end of the hoe plate body is flush with the lowest end of the hoe handle 31. In practice, the lowest end of the hoe handle 31 should be flush with or lower than the lowest position of the cultivator during rotation operation.

In the weeding hoe structure of the micro-cultivator, the hoe handle 31 is of a plate-shaped structure, has reliable strength and better rigidity than a tubular part, and adopts a vertical arrangement mode, so that the resistance brought by the hoe handle 31 when ploughing is reduced as much as possible; the plowing working face 321 of the hoe plate body 32 faces the advancing direction of the micro-cultivator, and mainly turns over the working part with soil in the middle, which is not capable of turning the rotary cultivator at two sides when the micro-cultivator advances, so as to ensure the soil loosening effect; because the lowermost end of the hoe plate body 32 does not exceed the lowermost end of the hoe handle 31 and does not form a hook-shaped part, the whole hoe 3 faces the process of smoothing obliquely downward and rearward, and does not have forward bent hooks or radian, when the hoe 3 loosens the soil, the hook of the weed rootstocks in the soil is reduced, the weed rootstocks slide along the inclined lower surface of the hoe handle 31, the resistance of the weed rootstocks to the advancing of the cultivator can be reduced, and the purposes of reducing energy consumption and improving the tilling efficiency are achieved. And provides a feasible alternative for the mounting and the use of the hoe 3.

The working surface 321 extends upward and in the opposite direction to the forward direction of the mini-tiller (i.e., obliquely upward and rearward).

During the implementation, working face 321 that plows can be vertical, and this embodiment adopts the inclined extension mode of the upper rear side of orientation to the slope, and the effect of plowing is better, and the reaction force during plowing can ensure that hoe plate body 32 does not lift, guarantees, keeps sufficient depth of loosening the soil all the time.

The hoe plate body 32 comprises two side plates 322 bent to form an included angle, the two side plates are fixedly connected with the lower end of the hoe handle 31 through an external corner edge 323 connected with the two side plates 322, and the two side plates 322 are bilaterally symmetrical based on the hoe handle 31; the surfaces of the both side plates 322 on the same side as the male edge 323 together form the working surface 321.

Therefore, the two side plates 322 are bilaterally symmetrical based on the hoe handle 31, the reaction force is more balanced, the forward stability of the mini-tiller is guaranteed, the two side plates 322 are connected in an included angle and inclined backwards, and hooking of weed roots in soil is further reduced.

Correspondingly, because the two side plates 322 are bilaterally symmetrical based on the hoe handle 31, the hoe handle 31 should be closer to the middle of the cultivator, so the upper end of the hoe handle 31 is provided with a connecting part 311 which is bent horizontally and then vertically, the hoe handle 31 is detachably connected to the corresponding side surface of the lower case 1 through the vertical plate section 312 of the connecting part 311, so that the hoe handle part below the connecting part 311 and the hoe plate body 32 are located between the two side surfaces of the lower case 1.

During implementation, lower box 1 usually comprises case shell and case lid to connect case shell and case lid through the mode of bolt, can set up the hole of connecting usefulness on vertical plate 312, can be through-hole or internal thread hole, can be with the help of the bolt of case shell and case lid, connect vertical plate 312 simultaneously, also can pass vertical plate 312 and threaded connection to lower box 1's corresponding side through special bolt on, corresponding, the processing has the internal thread hole on lower box 1's the corresponding side.

Wherein, the lower ends of the two side plates 322 are provided with chamfers 324 so that the lower portions of the two side plates 322 are gradually narrowed toward the lower ends of the male edges 323.

Therefore, sharp corners facing the roots of the weeds are reduced, and hooking of the roots of the weeds in the soil can be further reduced.

Preferably, the included angle between the two side plates 322 can be selected from 90 degrees to 135 degrees, so that hooking of weed roots in soil can be reduced, and meanwhile, the soil loosening effect is guaranteed.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (6)

1. The hoe structure of the micro-cultivator comprises a lower box body, an output shaft is rotatably arranged in the lower box body in a penetrating manner, two ends of the output shaft respectively penetrate out of two side surfaces of the lower box body so as to be connected with a cultivator, and a hoe is connected below the lower box body; the method is characterized in that: the hoe comprises a platy hoe handle, the upper end of the hoe handle is detachably connected with the lower box body, the lower end of the hoe handle extends downwards and in the direction opposite to the advancing direction of the micro-cultivator, the lower end of the hoe handle is connected with a hoe plate body, and the hoe plate body is provided with a plowing working surface facing the advancing direction of the micro-cultivator; the board face of platelike hoe handle is vertical in order to reduce the resistance when ploughing, and the lower extreme of hoe board body is not less than the lower extreme of hoe handle.

2. A micro-cultivator hoe structure as claimed in claim 1, wherein: the plowing working surface simultaneously extends towards the upper direction and the opposite direction of the advancing direction of the mini-tiller.

3. A micro-cultivator hoe structure as claimed in claim 2, wherein: the hoe plate body comprises two side plates which are bent and connected in an included angle mode, the two side plates are fixedly connected with the lower end of the hoe handle through external corner edges connected with the two side plates, and the two side plates are bilaterally symmetrical based on the hoe handle; the surfaces of the two side plates on the same side with the external corner edge form the plowing working surface together.

4. A micro-cultivator hoe structure as claimed in claim 3, wherein: the upper end of the hoe handle is provided with a connecting part which is bent horizontally and then bent vertically, and the hoe handle is detachably connected to the corresponding side surface of the lower box body through the vertical plate section of the connecting part, so that the hoe handle part below the connecting part and the hoe plate body are positioned between the two side surfaces of the lower box body.

5. A micro-cultivator hoe structure as claimed in claim 3 or 4, wherein: the lower ends of the two side plates are provided with chamfers so that the lower parts of the two side plates gradually narrow towards the lower ends of the external corner edges.

6. A micro-cultivator hoe structure as claimed in claim 3 or 4, wherein: the angle of the included angle formed by connecting the two side plates is 90-135 degrees.

Images