CN211267714U

CN211267714U - Grass chopper

Info

Publication number: CN211267714U
Application number: CN201922309395.4U
Authority: CN
Inventors: 龚黎明
Original assignee: Nanchang Bama Machinery Manufacturing Co ltd
Current assignee: Nanchang Bama Machinery Manufacturing Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-08-18
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a grass chopper, including main part, grass chopper and straining device, straining device and grass chopper all set up in the main part, are equipped with two handles in the main part, the main part lower part is equipped with two universal wheels and two fixed direction wheels, be equipped with fixed I-shaped plate between two universal wheels and two fixed direction wheels, fixed I-shaped plate one end sets up first gearbox, first gearbox sets up the top at two fixed direction wheels, grass chopper sets up the other end at fixed I-shaped plate, I-shaped plate top is provided with the internal-combustion engine, the internal-combustion engine top is equipped with the oil tank, grass chopper upper portion sets up inlet mechanism and air outlet mechanism, straining device includes cable, first belt and pinch roller. The present case is through setting up the blade system on the garrulous grass mechanism, smashes the grass totally and stays in the ground, has both saved the clearance time and can regard as fertilizer again.

Description

Grass chopper

Technical Field

The utility model belongs to the lawn mower field, concretely relates to garrulous grass machine.

Background

The mower, also called lawn mower, is composed of a cutter head, an engine, a traveling wheel, a traveling mechanism, a blade, a handrail and a control part. The device consists of a parallel four-bar lifting device, a frame, a left single-wing weeding device, a right single-wing weeding device, a whole machine deviation adjusting device, a comb tooth rotating conical gear speed-increasing transmission mechanism and a comb tooth profiling depth adjusting device; the efficiency is improved by 8 to 10 times compared with artificial weeding, the seedling injury rate is low, the seedling removing and cleaning rate is high, the mower is a mechanical tool for trimming lawns, vegetations and the like, and consists of a cutter head, an engine, traveling wheels, a traveling mechanism, a blade, a handrail and a control part, the agricultural mechanization is developed, the working efficiency is improved, and the agricultural production efficiency is improved.

The weeder in the existing market is that the lawn mower is more, roughly can divide into: hanging, reciprocating type, rotation type, cart based, this lawn mower still need clear up after cutting, is not too suitable for large-scale forest farm and orchard, and the current technical merit is that we need to solve the problem that can not break the grass completely.

SUMMERY OF THE UTILITY MODEL

The utility model provides a grass chopper through setting up first blade system and second blade system, smashes grass whole in the ground, and this machine is fit for large-scale forest farm and orchard very much.

The technical scheme of the utility model is realized like this:

a grass chopper is characterized by comprising a main body, a grass chopping mechanism and a tensioning mechanism, wherein the tensioning mechanism and the grass chopping mechanism are arranged on the main body, two handles are arranged on the main body, two universal wheels and two fixed direction wheels are arranged on the lower portion of the main body, a fixed I-shaped plate is arranged between the two universal wheels and the two fixed direction wheels, one end of the fixed I-shaped plate is provided with a first gearbox, the first gearbox is arranged above the two fixed direction wheels, the grass chopping mechanism is arranged at the other end of the fixed I-shaped plate, an internal combustion engine is arranged above the I-shaped plate, an oil tank is arranged above the internal combustion engine, an air inlet mechanism and an air outlet mechanism are arranged on the upper portion of the grass chopping mechanism, and the tensioning mechanism comprises a guy cable, a first belt and a pressing roller;

the grass chopping mechanism comprises a grass chopping box and a main shaft, wherein a first driven wheel and a second driven wheel are arranged on the main shaft, a speed regulating handle is arranged on the first driven wheel, opening structures are arranged at the front end and the bottom of the grass chopping box, a rectangular iron net is welded at the front end of the grass chopping box, a first blade system and a second blade system are arranged on the main shaft, the first blade system is provided with thirteen blade holders, the second blade system is provided with thirteen blade holders, the first blade system and the second blade system are of coaxial symmetrical structures, each blade holder at the two ends of the first blade system is provided with four blades, other blade holders of the first blade system are provided with seven blades, each blade holder at the two ends of the second blade system is provided with four blades, other blade holders of the second blade system are provided with seven blades, and the blades are made of alloy steel.

The utility model discloses an among the grass chopper, be equipped with first action wheel and second action wheel on the internal-combustion engine output shaft, first action wheel diameter is less than the second action wheel, be equipped with the second belt on the first action wheel, the internal-combustion engine drives first rotation from the driving wheel through the second belt on the first initiative, first gearbox is equipped with the third from the driving wheel, be equipped with the primary shaft between two fixed direction wheels, the primary shaft is connected to the bottom of first gearbox.

The utility model discloses an among the grass chopper, two universal wheel upper portions all are equipped with a shape bracing piece, it welds on the garrulous grass case to roll over the shape bracing piece, two fixed direction wheel diameters are greater than two universal wheel diameters, it all adopts metal material to make to roll over shape bracing piece and garrulous grass case, admission mechanism is netted grid, be equipped with circular hole on the first gearbox, circular hole evenly distributed is peripheral at first gearbox.

The utility model discloses an among the grass chopper, two handles are the first in command and the second in command, set up the strengthening rib between the first in command and the second in command, the strengthening rib welds between the first in command and the second in command, the first in command is gone up including compressing tightly handle, emergency stop button, threading board, the pinch roller is established on first gearbox, pinch roller one end even has a book shape iron sheet, the cable is connected to the other end of book shape iron sheet, be equipped with the support on the first gearbox, the first in command and second in command pass through the bolt fastening on the support.

The utility model discloses an among the grass chopper, the internal-combustion engine power source can be the diesel engine also can be the gasoline engine, the I-shaped plate is welded connection with grass chopper case, first gearbox.

Implement the utility model discloses an among the garrulous grass machine, following beneficial effect has: the scheme sets up first blade system and second blade system to set up the blade system into symmetrical alloy blade, blade system the place ahead is equipped with netted grid, can prevent the boulder to get into the blade system, thereby protected the blade, prolonged blade life, every region seamless smashes the grass, also can adjust the slew velocity of blade through the speed governing handle, this problem that just solved the grass and can not smashed completely, can artificially control the grass chopper speed like this, the device is operated very portably, especially adapted large-scale forest farm and orchard.

Drawings

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

FIG. 2 is a rear view of the grass chopper of the present invention;

FIG. 3 is a schematic top view of the handle of the grass chopper of the present invention;

FIG. 4 is a schematic view of a blade system of the grass chopper of the present invention;

FIG. 5 is a front view of a grass crushing box of the grass crusher of the present invention;

in the figure: the grass chopping machine comprises a main body 1, a grass chopping mechanism 2, a tensioning mechanism 3, a handle 4, a universal wheel 5, a fixed direction wheel 6, a fixed I-shaped plate 7, a first gearbox 8, an internal combustion engine 9, an oil tank 10, an air inlet mechanism 11, an air outlet mechanism 12, a pull cable 13, a first belt 14, a pressing roller 15, a grass chopping box 16, a main shaft 17, a first driven wheel 18, a second driven wheel 19, a speed regulating handle 20, a rectangular iron net 21, a first blade system 22, a second blade system 23, a tool apron 24, a blade 25, a first driving wheel 26, a second driving wheel 27, a second belt 28, a third driven wheel 29, a first shaft 30, a folded supporting rod 31, a circular hole 32, a first handle 33, a second handle 34, a reinforcing rib 35, a pressing handle 36, an emergency stop button 37, a threading plate 38, a folded iron sheet 39 and a support 40.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The grass chopper of the utility model shown in fig. 1 to 5 comprises a main body 1, a grass chopping mechanism 2 and a tensioning mechanism 3, wherein the tensioning mechanism 3 and the grass chopping mechanism 2 are both arranged on the main body 1, the main body 1 is provided with two handles 4, the advancing direction of the grass chopper can be controlled more easily by arranging the two handles 4, the lower part of the main body 1 is provided with two universal wheels 5 and two fixed direction wheels 6, a fixed i-shaped plate 7 is arranged between the two universal wheels 5 and the two fixed direction wheels 6, one end of the fixed i-shaped plate 7 is provided with a first gearbox 8, the first gearbox 8 is arranged above the two fixed direction wheels 6, the grass chopping mechanism 2 is arranged at the other end of the fixed i-shaped plate 7, an internal combustion engine 9 is arranged above the fixed i-shaped plate 7, and the whole structure can be stable easily during working by arranging the material plate 7, an oil tank 10 is arranged above the internal combustion engine 9, an air inlet mechanism 11 and an air outlet mechanism 12 are arranged at the upper part of the grass chopping mechanism 2, and the tensioning mechanism 3 comprises a stay cable 13, a first belt 14 and a pressing roller 15; the transmission efficiency of the conveyor belt can be improved by arranging the pressing roller 15, the grass chopping mechanism 2 comprises a grass chopping box 16 and a main shaft 17, a first driven wheel 18 and a second driven wheel 19 are arranged on the main shaft 17, a speed regulating handle 20 is arranged on the first driven wheel 18, the rotating speed of the main shaft 17 can be switched at will by arranging the speed regulating handle 20, the front end and the bottom of the grass chopping box 16 are both provided with an opening structure, a rectangular iron net 21 is welded at the front end of the grass chopping box 16, the grass chopper can avoid entering large-particle-diameter stones during the working process to damage a cutter system by arranging the rectangular iron net 21, a first blade system 22 and a second blade system 23 are arranged on the main shaft 17, the first blade system 22 is provided with thirteen cutter holders 24, the second blade system 23 is provided with thirteen cutter holders 24, and the first blade system 22 and the second blade system 23 are in a coaxial symmetrical structure, each cutter holder at the two ends of the first blade system 22 is provided with four blades 25, the other cutter holders 24 of the first blade system 22 are provided with seven blades 25, each cutter holder 24 at the two ends of the second blade system 23 is provided with four blades 25, the other cutter holders 24 of the second blade system 23 are provided with seven blades 25, the blades 25 are made of alloy steel, an output shaft of the internal combustion engine 9 is provided with a first driving wheel 26 and a second driving wheel 27, the diameter of the first driving wheel 26 is smaller than that of the second driving wheel 27, the first driving wheel 26 is provided with a second belt 28, the internal combustion engine 9 drives a first driven wheel 18 to rotate through the second belt 28 on the first driving wheel 26, the first gearbox 8 is provided with a third driven wheel 29, a first shaft 30 is arranged between the two fixed direction wheels 6, the bottom of the first gearbox 8 is connected with the first shaft 30, the upper parts of the two universal wheels 5 are provided with a folding support rod 31, the utility model discloses a grass chopper, including two fixed directive wheel 6, fold shape bracing piece 31 weld on garrulous grass case 16, two fixed directive wheel 6 diameters are greater than two universal wheel 5 diameters, fold shape bracing piece 31 and garrulous grass case 16 all adopt metal material to make, air intake mechanism 11 is the net grid, can make the air intake system of engine be difficult to get into impurity through setting up to the net grid, be equipped with circular hole 32 on the first gearbox 8, circular hole 31 evenly distributed is peripheral at first gearbox 8, can hang up with the hook when garrulous grass machine is sunk into the puddle through setting up circular hole 31, two handles 4 are first handle 33 and second handle 34, set up strengthening rib 35 between first handle 33 and second handle 34, strengthening rib 35 welds between first handle 33 and second handle 34, include on the first handle 33 and compress tightly handle 36, scram button 37, Threading board 38, it establishes on first gearbox 8 to compress tightly gyro wheel 15, it even has a book shape iron sheet 39 to compress tightly gyro wheel 8 one end, the cable 13 is connected to the other end of book shape iron sheet 39, be equipped with support 40 on the first gearbox 8, the first in command 33 and the second in command 34 pass through the bolt fastening on support 40, internal-combustion engine 9 power source can be the diesel engine also can be the gasoline engine, I-shaped plate 7 and chaff case 16, first gearbox 8 are welded connection, can make whole chaff machine more reliable and more stable in the operation through the welding.

The working principle of the scheme is as follows: firstly, the speed regulation handle 20 is shifted to a fixed gear, then when the internal combustion engine 9 is started, the internal combustion engine 9 drives a third driven wheel 29 to rotate through a first belt 14 on a second driving wheel 27, a first gearbox 8 connected with the third driven wheel 29 drives two fixed direction wheels 6 to move forwards, when stones with larger particle sizes are encountered, a rectangular iron net 21 can block the stones with large particle sizes outside and prevent the stones from entering a grass chopping box 16, when grass enters the grass chopping box 16, a second belt 28 on a first driving wheel 26 of the internal combustion engine 9 drives a main shaft 17 to rotate, a blade system on the main shaft 17 also rotates along with the stone blocks, and the grass entering the grass chopping box is chopped under blades running at high speed. Thus, the object of the present invention can be achieved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A grass chopper is characterized by comprising a main body, a grass chopping mechanism and a tensioning mechanism, wherein the tensioning mechanism and the grass chopping mechanism are arranged on the main body, two handles are arranged on the main body, two universal wheels and two fixed direction wheels are arranged on the lower portion of the main body, a fixed I-shaped plate is arranged between the two universal wheels and the two fixed direction wheels, one end of the fixed I-shaped plate is provided with a first gearbox, the first gearbox is arranged above the two fixed direction wheels, the grass chopping mechanism is arranged at the other end of the fixed I-shaped plate, an internal combustion engine is arranged above the I-shaped plate, an oil tank is arranged above the internal combustion engine, an air inlet mechanism and an air outlet mechanism are arranged on the upper portion of the grass chopping mechanism, and the tensioning mechanism comprises a guy cable, a first belt and a pressing roller;

2. A grass chopper as claimed in claim 1, characterized in that the output shaft of the internal combustion engine is provided with a first driving wheel and a second driving wheel, the first driving wheel is smaller in diameter than the second driving wheel, the first driving wheel is provided with a second belt, the internal combustion engine drives a first driven wheel to rotate through the second belt on the first driving wheel, the first gearbox is provided with a third driven wheel, a first shaft is arranged between the two fixed direction wheels, and the bottom of the first gearbox is connected with the first shaft.

3. A grass chopper as claimed in claim 1, characterized in that a fold-shaped support bar is arranged on the upper portion of each of the two universal wheels, the fold-shaped support bar is welded on the grass chopping box, the diameters of the two fixed direction wheels are larger than the diameters of the two universal wheels, the fold-shaped support bar and the grass chopping box are both made of metal materials, the air inlet mechanism is a mesh grid, and the first gearbox is provided with circular holes which are uniformly distributed on the periphery of the first gearbox.

4. The grass chopper as claimed in claim 1, wherein the two handles are a first handle and a second handle, a reinforcing rib is arranged between the first handle and the second handle, the reinforcing rib is welded between the first handle and the second handle, the first handle comprises a pressing handle, an emergency stop button and a threading plate, the pressing roller is arranged on a first gearbox, one end of the pressing roller is connected with a folded iron sheet, the other end of the folded iron sheet is connected with a pulling rope, a support is arranged on the first gearbox, and the first handle and the second handle are fixed on the support through bolts.

5. A grass chopper as claimed in claim 1, characterized in that the power source of the internal combustion engine can be a diesel engine or a gasoline engine, and the I-shaped plate is connected with the grass chopping box and the first gearbox by welding.