CN203896743U

CN203896743U - Grass trimming trolley

Info

Publication number: CN203896743U
Application number: CN201420329559.4U
Authority: CN
Inventors: 杨书吉; 张晓光; 赵宇航; 张公亮
Original assignee: Liaoning University of Technology
Current assignee: Liaoning University of Technology
Priority date: 2014-06-20
Filing date: 2014-06-20
Publication date: 2014-10-29
Anticipated expiration: 2024-06-20

Abstract

Provided is a grass trimming trolley. A handlebar is installed on a trolley frame through bolts, a lower box is provided with a main shaft through a bearing, and a large wheel and a sleeve are installed on the main shaft; a middle shaft is installed on the lower box through a bearing, provided with a medium gear through a flat key and provided with a cam in an interference fit mode; an output shaft is installed on the lower box through a bearing, a drive bevel gear is installed on the output shaft in an interference fit mode, and a rear gear is installed on the output shaft through a flat key. An air cylinder is installed in the lower box through a screw, and a cutter is installed at the tail end of a piston rod of the air cylinder. The grass trimming trolley has the advantages that a series of work of the trolley in the advancing process is achieved through gear transmission according to the movement rule of the cam and the principle of an air compressor, the defect of chain transmission of non-motor vehicles is overcome, and transmission efficiency is improved; by means of a closed gear compartment, influence from the outside world is small, chains will not loosen, regular replacement of brake pads and complex wire binding are omitted, and the trolley is more convenient to use. Grass trimming and watering are integrated, time and labor are saved, and labor efficiency is improved.

Description

Repair careless car

Technical field

The utility model is that one is repaiied careless car, be applicable to the pruning on large-scale lawn, as golf course, football pitch, lawn, park etc., the crowd that is suitable for, for Gardener author and some people who takes exercise and need to cut the grass on a lawn without the time at ordinary times, arrives thus the object cutting the grass on a lawn and plays again the effect of taking exercises.

Background technology

On market, the power of popular mower is probably divided into electromotor now, with diesel engine, has the problem that noise is large.And along with the rapid emergence of Lawn Industry, China brought into use and holds power shuttle low mower in 21 century..When 19 end of the century, protect a lawn is that the utmost point expends physical thing.In great manor such as the village in Bavaria, Germany western part, if employ 200 workmans, so wherein there are 50 people to maintain lawn.In the season of grassland overgrowing, probably within every ten days, just need to cut once grass.The hand-held very long instrument of mowing works (reaping hook: blade is jagged needs often to polish and make its maintenances sharp with whetstone) mowings that be in line (in fact work together similarly is more careless at saw with saw).

Summary of the invention

The purpose of this utility model is, solves above-mentioned existing existing problem, is intended to respond the call of low-carbon environment-friendly, changes the mode of the mower of power consumption oil consumption in the past, and has increased the careless car of repairing of Self-watering.

The utility model is achieved in that handlebar installs on vehicle frame by bolt, and lower box is installed main shaft by bearing, and gear wheel, sleeve are installed on main shaft; Lower box is installed jackshaft by bearing, on jackshaft, by flat key, middle gear, interference fit installation cam is installed; Lower box is installed output shaft by bearing, and on output shaft, interference fit is installed drive bevel gear, by flat key, backgear is installed.Cylinder is arranged in lower box by screw, and the piston-rod end of cylinder is by screw mounting cutter.

Bevel gear shaft is arranged on railway carriage lower box by bearing, and by screw, end cap is installed, and cutter is arranged on bevel gear shaft bottom by bolt, and the driven wheel of differential of bevel gear shaft upper end coordinates with drive bevel gear; Positioner is sleeved on bevel gear shaft, and is fixed by screws on lower box.

Cylinder body is arranged on upper box by bolt; The piston rod of cylinder body coordinates with cam, between the upper cavity wall of piston rod top and cylinder body, back-moving spring is installed; Upper box and lower box are bolted formation casing.Upper box is arranged on vehicle frame, and the front fork of vehicle frame passes through nut installing wheel, and by screw, end cap is installed; Main shaft two ends are installed foot-operated by bolt, trailing wheel is installed by nut in output shaft two ends.

In pipeline between cylinder body epicoele and shower nozzle, check valve is installed, in the pipeline that cylinder body epicoele is connected with water tank, check valve is installed.

The utility model has the advantages that: utilize gear drive, the characteristics of motion of cam, and the principle of air compressor, realize dolly a series of work in the process of advancing, and change the disadvantage of bicycle chain drive, improve transmission efficiency, owing to there being the gear railway carriage of sealing, therefore be subject to external interference less, more there will not be to fall the phenomenon of chain, save and regularly replaced the skin of stopping, and loaded down with trivial details binding, make dolly more convenient.

This product collection take exercise, weeding, water in one mechanised production, there is no the loss of the energy, there is no complicated operation, more not the pollution to environment.Just, by simple action by bike, complete weeding simultaneously and water, in the time of weeding, not only having the cutting of traditional dise knife, using more cleverly the transmission principle of air pressure to realize constantly flexible cutter cutting, having improved thus cutting efficiency.Realize that to repair grass watering logical integrated, time saving and energy saving, improved efficiency.

Brief description of the drawings

Fig. 1 is front view of the present utility model;

Fig. 2 is vertical view;

Fig. 3 is left view.

Embodiment

Describe in detail below in conjunction with accompanying drawing: as shown in the figure, handlebar 12 is installed on vehicle frame 27 by bolt, and lower box 29 is installed main shaft 16 by bearing, main shaft 16 is installed gear wheel 18 by flat building; Main shaft 16 is by interference fit installing sleeve 17; Lower box 29 is installed jackshaft 24 by bearing, on jackshaft 24, by flat key, middle gear 21, interference fit installation cam 20 is installed; Lower box 29 is installed output shaft 4 by bearing, and on output shaft 4, interference fit is installed drive bevel gear 6, by flat key, backgear 22 is installed.Cylinder 35 is arranged in lower box 29 by screw, and piston rod 34 ends of cylinder 35 are by screw mounting cutter 33.

Bevel gear shaft 2 is arranged on railway carriage lower box 29 by bearing, and by screw, end cap 10 is installed, and cutter 1 is arranged on bevel gear shaft 2 bottoms by bolt, and the driven wheel of differential 7 of bevel gear shaft 2 upper ends coordinates with drive bevel gear 6.Positioner 3 is sleeved on bevel gear shaft 2, and is fixed by screws on lower box 29.

Cylinder body 25 is arranged on upper box 14 by bolt.The piston rod 9 of cylinder body 25 coordinates with cam 20, between piston rod 9 tops and the upper cavity wall of cylinder body 25, back-moving spring 8 is installed,

Upper box 14 is bolted formation casing with lower box 29.Upper box 14 is arranged on vehicle frame 27, and the front fork 11 of vehicle frame 27 passes through nut installing wheel 28, and by screw, end cap 15, end cap 19, end cap 23 is installed; Main shaft 16 two ends are installed and are ridden 13 by bolt, and trailing wheel 5 is installed by nut in output shaft 4 two ends.

In pipeline between cylinder body 25 epicoeles and shower nozzle 26, check valve 30 is installed, in the pipeline that cylinder body 25 epicoeles are connected with water tank 31, check valve 32 is installed;

Specific works process is as follows:

Make main shaft 16 rotate the clockwise main motion of formation by pedaling foot-operated 13, rotating speed and moment of torsion are delivered to jackshaft 24 by gear wheel, and rotation direction changes and axle 16 direction of rotation, and the effect that has realized speed change realizes acceleration, the rotation of rotation by jackshaft 24 with moving cam 20, thus realize the lengthwise movement of piston rod 9.And cover has a bevel gear 6 on output shaft 4, by engagement, by transmission of power to bevel gear shaft 2, thereby drive dise knife 1 to realize circumgyration incision, efficient weeding.

In pipeline between cylinder body 25 epicoeles and shower nozzle 26, check valve 30 is installed, make this path can only complete water spray, and the epicoele of cylinder also communicates with water tank 31, the middle check valve 32 of installing, makes this path can only complete water suction, rotate and work as cam 20, make to move on piston rod 9, complete setting-out, check valve 32 is closed, check valve 30 is opened and is realized water spray, irrigates lawn; Rely on spring 8 to reset, when cam 20 rotates, when piston rod 9 moves down, check valve 32 is opened, and check valve 30 is closed, and realizes water suction.

In the time pruning a slice wild grass ground because herb species becomes many, it is no longer common lawn, but that harder when careless, the air of cylinder body 25 cavity of resorptions communicates with cylinder 32 by pipeline, pressure by piston rod 34 tops changes, realize the upper-lower position adjustment of cutter 33, in dolly moves ahead process, cutter 33 cuts harder weeds.

By the motion to pedal of people's pin, 4 of gear grades of speed changes are accelerated step by step in addition, and weeding, watering obtain the effect of taking exercise simultaneously.

Claims

1. repair a careless car, it is characterized in that, handlebar is installed on vehicle frame by bolt, and lower box is installed main shaft by bearing, and gear wheel, sleeve are installed on main shaft; Lower box is installed jackshaft by bearing, on jackshaft, by flat key, middle gear, interference fit installation cam is installed; Lower box is installed output shaft by bearing, and on output shaft, interference fit is installed drive bevel gear, by flat key, backgear is installed; Cylinder is arranged in lower box by screw, and the piston-rod end of cylinder is by screw mounting cutter; Bevel gear shaft is arranged on railway carriage lower box by bearing, and by screw, end cap is installed, and cutter is arranged on bevel gear shaft bottom by bolt, and the driven wheel of differential of bevel gear shaft upper end coordinates with drive bevel gear; Positioner is sleeved on bevel gear shaft, and is fixed by screws on lower box; Cylinder body is arranged on upper box by bolt; The piston rod of cylinder body coordinates with cam, between the upper cavity wall of piston rod top and cylinder body, back-moving spring is installed; Upper box and lower box are bolted formation casing; Upper box is arranged on vehicle frame, and the front fork of vehicle frame passes through nut installing wheel, and by screw, end cap is installed; Main shaft two ends are installed foot-operated by bolt, trailing wheel is installed by nut in output shaft two ends; In pipeline between cylinder body epicoele and shower nozzle, check valve is installed, in the pipeline that cylinder body epicoele is connected with water tank, check valve is installed.