阅读说明：本技术 一种油电混合碎草机 (Oil-electricity mixed grass chopper ) 是由 张勇 于 2020-07-08 设计创作，主要内容包括：本发明涉及农业器械技术领域,具体公开了一种油电混合碎草机,包括机体总成,还包括设于所述机体总成上的碎草动力和行走动力,所述碎草动力包括发动机、动力输出轴、动力输入轴、涨紧轮以及工作轴,所述大皮带轮和小皮带轮上绕设第一皮带,所述工作轴与所述大皮带轮上绕设第二皮带,所述涨紧轮抵压或离开所述第二皮带实现离合功能；所述行走动力包括控制器、电池、电机、电源开关、行走轴、加速器和线速总成,所述行走轴上安装有钢圈和行走轮；所述机体总成包括机架、支撑方向轮和保护罩壳,所述机体总成的后端安装有扶手把手。本发明一种油电混合碎草机采用油电混合分开控制,便于拆卸检修,且机型更矮小,控制更方便。(The invention relates to the technical field of agricultural instruments, and particularly discloses an oil-electricity hybrid grass chopper which comprises a chopper body assembly, and also comprises grass chopping power and walking power which are arranged on the chopper body assembly, wherein the grass chopping power comprises an engine, a power output shaft, a power input shaft, a tension wheel and a working shaft; the walking power comprises a controller, a battery, a motor, a power switch, a walking shaft, an accelerator and a linear speed assembly, wherein a steel ring and a walking wheel are mounted on the walking shaft; the machine body assembly comprises a machine frame, a supporting direction wheel and a protective cover shell, and a handrail handle is installed at the rear end of the machine body assembly. The oil-electricity hybrid grass chopper adopts oil-electricity hybrid separated control, is convenient to disassemble and maintain, and has a shorter machine type and more convenient control.)

1. An oil-electricity hybrid grass chopper comprises a machine body assembly (1) and is characterized by further comprising grass chopping power and walking power which are arranged on the machine body assembly (1), wherein the grass chopping power comprises an engine (2), a power output shaft (201) fixedly connected with a small belt pulley, a power input shaft (202) fixedly connected with a large belt pulley, a tensioning wheel (203) and a working shaft (204), a first belt (205) is wound on the large belt pulley and the small belt pulley, a second belt (207) is wound on the working shaft (204) and the large belt pulley, the tensioning wheel (203) is pressed against or separated from the second belt (207) to achieve a clutch function, and a grass removing wheel (206) is arranged on the working shaft (204);

the walking power comprises a controller (3), a battery (301), a motor (302), a power switch (303), a walking shaft (304), an accelerator (306) and a linear speed assembly, wherein the motor (302) is meshed with the walking shaft (304), the controller (3), the battery (301), the accelerator (306) and the power switch (303) are electrically connected with the linear speed assembly, and a steel ring (307) and a walking wheel (305) are installed on the walking shaft (304);

the machine body assembly (1) comprises a machine frame, a supporting direction wheel (101) and a protective housing (102), a handrail handle (103) is installed at the rear end of the machine body assembly (1), and a clutch handle used for controlling the tension wheel (203) is arranged on the handrail handle (103).

2. The hybrid grass chopper of claim 1, wherein: the walking wheels (305) and the supporting direction wheels (101) comprise two groups, and the two groups are symmetrically arranged on two sides of the grass chopper respectively.

3. The hybrid grass chopper of claim 1, wherein: when the grass chopper backs up, the controller (3) controls the grass chopping power to be turned off.

4. The hybrid grass chopper of claim 1, wherein: the accelerator (306) is arranged on the armrest handle (103).

5. The hybrid grass chopper of claim 1, wherein: the road wheel (305) is a solid rubber wheel, and tire anti-skidding teeth are arranged on the solid rubber wheel.

6. The hybrid grass chopper of claim 1, wherein: different cutting tools are arranged on the weeding wheel (206).

7. The hybrid grass chopper of claim 1, wherein: the front end of the protective cover casing (102) is arranged on a positioning column (104), the supporting direction wheel (101) is arranged on the positioning column (104), and the positioning column (104) is used for adjusting the height of the supporting direction wheel (101).

Technical Field

The invention relates to the technical field of agricultural instruments, in particular to an oil-electricity mixed grass chopper.

Background

With the change of agricultural mechanized production, the weed cutting machine or the weeding machine is required to be used for trimming weeds and backfilling the weeds in the orchard, the field or the lawn so as to increase soil organic matters. The grass chopper in the prior market consists of a grass chopping box, an engine and a gear transmission case, but the grass chopper has the defects of high height, large volume, large power matching, heavy weight and the like, more importantly, the grass chopping power and the walking power of the grass chopper are synchronous and can not be freely separated, and the engine is used for simultaneously driving the grass chopping box and the gear transmission case to simultaneously work. The structure has some defects in actual use, the grass in the orchard is rare and dense, the power shortage in the dense place can damage the power generation, and although the gear box has a speed change function, the speed is too slow during grass chopping and can not be controlled at any time according to the situation of the rural area.

Therefore, the oil-electric hybrid grass chopper provided by the invention has the advantages that the grass chopping function and the walking function are separated, the effect is good, the operation is easy, the safety and the high efficiency are realized, and the maintenance is convenient.

Disclosure of Invention

Aiming at the defects in the prior art, the invention provides an oil-electricity mixed grass chopper which is simple and reasonable in structure and convenient to popularize.

An oil-electricity hybrid grass chopper comprises a machine body assembly and also comprises grass chopping power and walking power which are arranged on the machine body assembly, wherein the grass chopping power comprises an engine, a power output shaft fixedly connected with a small belt pulley, a power input shaft fixedly connected with a large belt pulley, a tensioning wheel and a working shaft;

the walking power comprises a controller, a battery, a motor, a power switch, a walking shaft, an accelerator and a linear speed assembly, wherein the motor is meshed with the walking shaft, the controller, the battery, the accelerator and the power switch are all electrically connected with the linear speed assembly, and a steel ring and walking wheels are mounted on the walking shaft;

the machine body assembly comprises a rack, a supporting direction wheel and a protective housing, a handrail handle is installed at the rear end of the machine body assembly, and a clutch handle used for controlling the tension wheel is arranged on the handrail handle.

Preferably, the walking wheels and the supporting direction wheels respectively comprise two groups, and the two groups are symmetrically arranged on two sides of the grass chopper respectively.

Preferably, when the grass chopper backs up, the controller controls the grass chopping power to be turned off.

Preferably, the accelerator is provided on the armrest handle.

Preferably, the travelling wheel is a solid rubber wheel, and the solid rubber wheel is provided with tire anti-skidding teeth.

Preferably, the weeding wheels are provided with different cutting tools.

Preferably, the front end of the protective housing is arranged on a positioning column, the supporting direction wheels are mounted on the positioning column, and the positioning column is used for adjusting the height of the supporting direction wheels.

The invention has the beneficial effects that:

1) according to the invention, the oil-electricity mixing is adopted, the grass chopping power and the walking power are separately controlled, the grass chopping power is provided by the engine, the engine does not need to provide the walking power, the tail gas emission is reduced, the grass chopping speed of the grass chopper can be adjusted, the grass chopping effect is not influenced by the walking speed, and the efficiency is higher; the walking power is provided by the electric appliance part and is controlled by the accelerator and the controller, and the controller can control the grass chopper to move forwards, backwards, fix speed, turn, close the grass chopping power and the like, so that the grass chopper is safer and more efficient.

2) The grass chopping power can be adjusted according to the sparse and dense land of grass, and is not influenced by the walking speed.

3) The grass smashing power part of the oil-electricity hybrid grass smashing machine can achieve the maximum power to smash grass, and the walking power part can control the speed at any time according to the actual conditions of an orchard to achieve the optimal grass smashing condition.

4) The oil-electricity hybrid is separately controlled, parts are independent, disassembly, maintenance and part updating are convenient, the machine type is shorter and smaller, and the control is more convenient; physical weeding is realized, chemical herbicides are not used, pollution is reduced, and soil organic matters are increased.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the motor, the walking shaft and the steel ring of the present invention;

1-machine body assembly, 101-supporting direction wheel, 102-protective housing, 103-armrest handle, 104-positioning column, 2-engine, 201-power output shaft, 202-power input shaft, 203-tension wheel, 204-working shaft, 205-first belt, 206-weeding wheel, 207-second belt, 3-controller, 301-battery, 302-motor, 303-power switch, 304-walking shaft, 305-walking wheel, 306-accelerator and 307-steel ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention easier to clearly understand, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and the description is merely for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in the attached drawings, the oil-electric hybrid grass chopper comprises a machine body assembly 1, and also comprises grass chopping power and walking power which are arranged on the machine body assembly 1, wherein the grass chopping power comprises an engine 2, a power output shaft 201 fixedly connected with a small belt pulley, a power input shaft 202 fixedly connected with a large belt pulley, a tension wheel 203 and a working shaft 204, a first belt 205 is wound on the large belt pulley and the small belt pulley, a second belt 207 is wound on the working shaft 204 and the large belt pulley, the tension wheel 203 is pressed against or separated from the second belt 207 to realize a clutch function, and a grass removing wheel 206 is arranged on the working shaft 204;

the walking power comprises a controller 3, a battery 301, a motor 302, a power switch 303, a walking shaft 304, an accelerator 306 and a linear speed assembly, wherein the motor 302 is meshed with the walking shaft 304, the controller 3, the battery 301, the accelerator 306 and the power switch 303 are all electrically connected with the linear speed assembly, a steel ring 307 and a walking wheel 305 are installed on the walking shaft 304, and the accelerator 306 is arranged on the handrail handle 103;

the machine body assembly 1 comprises a frame, a supporting direction wheel 101 and a protective cover shell 102, the rear end of the machine body assembly 1 is provided with a handrail handle 103, and the handrail handle 103 is provided with a clutch handle for controlling the tension wheel 203.

The walking wheels 305 and the supporting direction wheels 101 respectively comprise two groups, the two groups are symmetrically arranged on two sides of the grass chopper respectively, the walking wheels 305 are solid rubber wheels, tire anti-skidding teeth are arranged on the solid rubber wheels, the front end of the protective cover shell 102 is arranged on the positioning column 104, the supporting direction wheels 101 are arranged on the positioning column 104, and the positioning column 104 is used for adjusting the height of the supporting direction wheels 101.

In this embodiment, when the grass chopper is reversed, the controller 3 controls the grass chopping power to be turned off.

In this embodiment, the weeding wheels 206 are provided with different cutting tools, including but not limited to rotary blades and weeding blades.

In this embodiment, the working shaft 204 is provided with a generator for charging the battery 301, and the electric quantity of the battery 301 is derived from two parts: kinetic energy of the working shaft 204 into electrical energy, and charging electrical energy.

In this embodiment, the walking power works in such a way that the motor 302 drives the walking shaft 304 to further drive the walking wheel 305.

In another embodiment of the scheme, the walking power further comprises a differential gear 303 in meshed connection with the walking shaft 304, and the differential gear can adjust the differential speed of the inner wheel and the outer wheel during turning so as to facilitate turning.

The use method and the working principle are as follows:

according to the invention, the oil-electricity mixing is adopted, the grass chopping power and the walking power are separately controlled, the grass chopping power is provided by the engine 2, the engine 2 does not need to provide the walking power, so that the tail gas emission can be reduced, the load pressure of the engine 2 is reduced, the tensioning wheel 203 is pressed against or separated from the second belt 207 to realize the clutch function, so that the adjustment can be respectively carried out on the land with sparse grass and dense grass without being influenced by the walking speed, and the efficiency is higher;

the walking power is provided by the electric appliance part and is controlled by the controller 3, and the controller 3 can control the grass chopper to move forwards, backwards, fix speed, turn, close the grass chopping power and the like, so that the grass chopper is safer and more efficient.

The grass smashing power part of the oil-electricity hybrid grass smashing machine can achieve the maximum power to smash grass, and the walking power part can control the speed at any time according to the actual conditions of an orchard to achieve the optimal grass smashing condition.

The oil-electricity hybrid grass chopper adopts oil-electricity hybrid separated control, has independent parts, is convenient to disassemble, overhaul and update, has shorter machine type and is more convenient to control; physical weeding is realized, chemical herbicides are not used, pollution is reduced, and soil organic matters are increased.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.