Utility model content
In order to solve the problems, such as that existing new energy lawnmower safety is not high, the utility model provides a kind of grass trimmer,Its purpose is to provide the grass trimmers of manipulation safety, while manipulating conveniently, compact-sized.
The utility model is realized in this way: a kind of grass trimmer, including frame body, be provided in rack walking unit,Power unit, operating unit, control unit further include mowing unit, wherein during mowing unit is arranged in below frame bodyPortion.
Further, the frame body includes frame body structure made of being welded as fashioned iron.
Further, the lower section of frame body is arranged in the walking unit, the row including frame body front end is arranged inIt walks wheel and the driving wheel of frame body rear end is set.
Further, the power unit includes battery pack, and battery pack is arranged in the rear end above frame body, further includesDriving motor, wherein driving motor is arranged below frame body, and driving motor is connect with battery pack, the output end of driving motorIt is connect with driving wheel.
Further, the operating unit includes station and crosshead, and wherein station is arranged above frame body,Crosshead is arranged in frame body front end, and crosshead bottom is connect with traveling wheel.
Further, the mowing unit includes mowing motor, and the output end of mowing motor is connected with cutter, wherein mowingMotor is connect with battery pack, and the mowing unit further includes shield.
Further, described control unit includes the control panel being arranged on the left of station and is arranged on the right side of stationSpeed regulation device, wherein control panel is connect with battery pack, while control panel is all connected with mowing motor and driving motor；Speed regulation deviceIt is connect with mowing motor.
The utility model is in use, by the way that the middle part below frame body is arranged in mowing unit, mows to entireFor machine, than more covert, the cutter avoided in mowing unit causes to hurt cutter in working condition to the pedestrian near grass trimmerEvil, improves the safety of grass trimmer.
Specific embodiment
A kind of grass trimmer of the utility model is further described in the following with reference to the drawings and specific embodiments.
A kind of grass trimmer of the utility model, including frame body 1 are provided with walking unit 2, power unit, behaviour in rackMake unit 3, control unit 4, further includes mowing unit 5, wherein the middle part below frame body 1 is arranged in mowing unit 5.
In actual use, frame body 1 is the basic framework of grass trimmer, and walking unit 2 is arranged under frame body 1Side advances for grass trimmer, retreats；Power unit provides power for entire grass trimmer, and operating unit 3 is for operating grass trimmer walkingDirection, control unit 4 are used to control the walking or mowing movement of grass trimmer, and mowing unit 5 is for mowing, wherein the unit that will mow5 are arranged in the middle part below frame body 1, and for entire grass trimmer, cutter 502 is avoided in mowing unit 5 than more covertCutter 502 pedestrian near grass trimmer is damaged in working condition, improve the safety of grass trimmer.
Further, for the ease of manufacturing, frame body 1 includes frame body structure made of being welded as fashioned iron,It in the present embodiment, is welded by channel steel and square steel, not only easily manufactured while compact-sized, intensity is high.
Further, in order to facilitate grass trimmer walking, in the present invention, frame body 1 is arranged in walking unit 2Lower section, including the traveling wheel 201 that 1 front end of frame body is arranged in and the driving wheel 202 that 1 rear end of frame body is arranged in；Wherein,There are two the settings of traveling wheel 201, is driven axis connection by traveling wheel 201,201 transmission shaft of traveling wheel is arranged by bearing in rackThe lower section of 1 front end of ontology there are two driving wheel 202 is also provided with, passes through driving wheel 202 and is driven axis connection, 202 transmission shaft of driving wheelThe lower section of 1 rear end of frame body is set by bearing.
Further, in order to facilitate the operation of and control, power unit includes battery pack in the utility model, can be according to electricityAmount is how many and is expected to replace different battery packs using the time；In the present embodiment, battery pack uses modular lithium battery, isThe rear end of 1 top of frame body is arranged in battery pack by grass trimmer compact overall structure；Wherein power list in the utility modelMember further includes driving motor, and driving motor is arranged below frame body 1, and driving motor is connect with battery pack, and battery pack is to driveDynamic motor provides power, and the output end of driving motor is connect with driving wheel 202, in the present embodiment, the output end of driving motorIt is driven axis connection by gear drive and driving wheel 202, drives the rotation of 202 transmission shaft of driving wheel, and then drive and entirely cutCareless machine walking.
Further, for the ease of manipulation, operating unit 3 includes station 301 and crosshead in the present invention302, wherein station 301 is arranged above frame body 1, is provided with seat on station 301, convenient for operator in realityGrass trimmer is manipulated in use；The setting of crosshead 302 is in 1 front end of frame body, and 302 bottom of crosshead and traveling wheel 201 connectIt connects, in the present embodiment, crosshead 302 includes steering wheel and connecting rod, and wherein connecting rod one end is connect with steering wheel, the other endConnect with 201 transmission shaft of traveling wheel by gear drive across frame body 1, in practice, operator seat inOn station 301, the traffic direction of grass trimmer is controlled by control steering wheel, it is easy to operate, reliable.
Further, for the ease of mowing, mowing unit 5 includes mowing motor 501, mowing motor in the present invention501 output end is connected with cutter 502, and wherein mowing motor 501 is connect with battery pack, and mowing unit 5 further includes shield503, in the present embodiment, power is provided to mowing motor 501 by battery pack, the output end of mowing motor 501 is directly connected toCutter 502 reduces energy loss, improves mowing efficiency；Cutter 502 is in rotary course to grass trimmer periphery object in order to preventProduct damage, and shield 503 is additionally provided on the outside of cutter 502.
Further, it controls for ease of operation, control unit 4 includes being arranged in station 301 in the utility modelThe control panel 401 in left side and the speed regulation device 402 that 301 right side of station is arranged in, wherein control panel 401 is connect with battery pack,Control panel 401 is all connected with mowing motor 501 and driving motor simultaneously, and speed regulation device 402 is connect with mowing motor 501, at thisIn embodiment, control panel 401 uses PLC control panel 401 well-known to those skilled in the art, is connected with control switch, usesIn the energization or power-off of control mowing motor 501 and driving motor between battery pack, and then control the starting of grass trimmerOr stop；In addition, in the present embodiment, speed regulation device 402 uses slip regulating speed device well-known to those skilled in the art, connectIt connects between grass trimmer and battery pack, for controlling the revolving speed of mowing motor 501.
In the present invention, mowing motor 501, driving motor, speed regulation device 402, control panel 401, battery pack and toothWheel drive mechanism is all made of product known in the art, therefore is not described in detail herein.
Although giving detailed description and explanation to specific embodiment of the present utility model above, it should be noted thatIt is that we can carry out various equivalent changes and modification to above embodiment according to the conception of the utility model, produced byFunction still covered without departing from specification and attached drawing spirit when, should be covered by the scope of the present utility model within.