CN218604012U

CN218604012U - Grass cutter

Info

Publication number: CN218604012U
Application number: CN202222471370.6U
Authority: CN
Inventors: 韦群力; 石冬冬; 施清华; 克里斯·埃歇尔
Original assignee: Globe Jiangsu Co Ltd
Current assignee: Globe Jiangsu Co Ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-03-14
Anticipated expiration: 2032-09-16

Abstract

The application provides a lawn mower relates to the lawn mower field. The device comprises a rack, wherein the rack comprises a front rack and a rear rack, and the front rack is detachably connected with the rear rack; the standing area is arranged at the tail of the frame; the traveling mechanism is arranged on the rack; the header assembly is arranged on the rack and comprises a header, a cutting motor and a cutting knife, and the cutting motor drives the cutting knife to cut grass; the battery is arranged on the frame; the controlling device, controlling device is used for controlling running gear walking, and controlling device includes: a control handle mounting base; the control handle is rotatably arranged on the control handle mounting seat. The technical problems of poor driving experience, inconvenient maintenance and poor adaptability of the existing mower are solved.

Description

Grass cutter

Technical Field

The application relates to the field of mowers, in particular to a mower.

Background

The lawn mower is a mechanical tool for trimming lawns and vegetations, and along with the development of new energy technology and the improvement of environmental requirements, the electric lawn mower is increasingly widely applied. The electric mower has the advantages of small vibration, low use cost and the like, but the overall layout of the existing electric mower is not reasonable enough, on one hand, the center of gravity is higher, the passing capability of bad terrain is poor, and the use experience of users standing on the mower for mowing is poor; on the other hand, the layout is unreasonable, and the maintenance is inconvenient.

Therefore, a standing mower with reasonable overall arrangement is needed, the gravity center of the mower can be reduced, and the use experience is improved.

SUMMERY OF THE UTILITY MODEL

In view of the shortcomings of the prior art, the mower is provided to improve the technical problems of poor driving experience and inconvenient maintenance of the existing mower.

To achieve the above and other related objects, the present application provides a lawn mower comprising: the rack comprises a front rack and a rear rack, and the front rack is detachably connected with the rear rack; the standing area is arranged at the tail of the frame; the travelling mechanism is arranged on the rack and comprises a front wheel assembly, a rear wheel assembly and a driving motor, wherein the front wheel assembly is arranged on the front rack, the front wheel assembly comprises a front wheel, the rear wheel assembly is arranged on the rear rack, the rear wheel assembly comprises a rear wheel, and the driving motor drives the front wheel and/or the rear wheel; the header assembly is arranged on the rack and comprises a header, a cutting motor and a cutting knife, and the cutting motor drives the cutting knife to cut grass; the battery is arranged on the frame; the controlling device, controlling device is used for controlling running gear walking, and controlling device includes: a control handle mounting base; the control handle is rotatably arranged on the control handle mounting seat.

In an embodiment of the present application, the control handle mounting base is rotatably mounted on the frame, and when the control handle mounting base rotates relative to the frame, the control handle and the control handle mounting base rotate synchronously.

In an embodiment of the present application, the control handle includes a control handle and a second limiting plate, and the second limiting plate is connected to the bottom of the control handle.

In an embodiment of the application, the control handle further includes a sleeve, the sleeve is disposed at a connection position of the second limiting plate and the control handle, the control handle is mounted on the control handle mounting seat through a first rotating shaft, the first rotating shaft penetrates through the sleeve and is fixed to the sleeve, and two ends of the first rotating shaft are respectively rotatably mounted on the control handle mounting seat.

In an embodiment of the present application, the operation device includes a position-limiting component, a reset component and an elastic component; the limiting assembly locks the control handle at the initial position; the reset component drives the control handle to reset to an initial position along a first direction; the elastic component is installed on the control handle installation seat and is connected with the second limiting plate.

In an embodiment of the application, the limiting component includes a second fixing seat, a second limiting rod and a second elastic body, one end of the second limiting rod is installed on the second fixing seat, the other end of the second limiting rod extends towards the control handle, a second limiting hole matched with the second limiting rod is formed in the second limiting plate, and the second elastic body is disposed between the second limiting rod and the second fixing seat.

In an embodiment of the present application, the second limiting rod is disposed obliquely, an included angle between the second limiting rod and the horizontal plane is 8 to 10 degrees, and the second limiting hole is a kidney-shaped hole.

In an embodiment of the application, the reset assembly includes a tension spring, and one end of the tension spring is connected with the control handle mounting seat to drive the control handle mounting seat to move along the first direction.

In this application embodiment, elastic component is including spring holder, pressure spring, and the pressure spring setting is in the spring holder, and the spring holder is installed in the bottom of controlling the handle mount pad, and pressure spring one end is connected on the spring holder, and the other end and second limiting plate are connected.

In an embodiment of the present application, the front wheel assembly includes a front fork, the front fork is rotatably mounted on the frame, the front wheel is mounted on the front fork, a wheel protection plate is disposed at the front end of the front fork, and the front end of the wheel protection plate exceeds the front wheel.

In one embodiment of the present application, a back cushion is disposed above the standing area, the back cushion inclines forward from bottom to top, and the angle between the back cushion and the horizontal direction is 100-110 degrees.

In an embodiment of the present application, a control platform is disposed above the standing area, and a display screen is disposed on the control platform, wherein an included angle between the display screen and the horizontal direction is 150-160 degrees.

In an embodiment of the application, a first placing area is arranged on the rack, the batteries are mounted on the first placing area, the first placing area is provided with a plurality of first mounting holes, and the batteries with different specifications are matched with the different first mounting holes.

In an embodiment of the present application, the lawn mower tail is provided with a first charging interface, and the first charging interface forms an angle of 15 to 30 degrees with the ground.

In an embodiment of the present application, a turnable charging port cover is disposed at the first charging port.

In an embodiment of the present application, a platform is disposed on the lawn mower and disposed above the battery.

In an embodiment of the present application, a reinforced connection board is disposed between the front end of the platform and the frame.

In an embodiment of the present application, the lawn mower includes a control assembly disposed above the battery.

In this application embodiment, lawn mower includes electromagnetic brake, brake release mechanism, and electromagnetic brake is provided with two, installs respectively on the driving motor of two rear wheels, and brake release mechanism includes: the connecting seat is arranged on the rack; the pull rod is rotationally connected to the connecting seat; one end of each pulling piece is connected with the corresponding pull rod, the other end of each pulling piece is connected with the corresponding electromagnetic brake, and the pull rods rotate to drive the pulling pieces to pull the two electromagnetic brakes to be synchronously released to be opened or reset to be closed.

Combine prior art, this application beneficial effect lies in:

the conventional standing mower has the defects of unreasonable overall structure layout, poor use experience and poor passing capability on bad terrains. This application reduces the lawn mower center through reasonable layout, has promoted the trafficability characteristic of the bad topography of lawn mower, has improved and has driven the experience.

The utility model provides a frame is including dismantling fixed connection's anterior frame, rear portion frame, when the not unidimensional header needs to be changed, dismantles anterior frame and rear portion frame and changes suitable anterior frame after, can adjust the wheel base of front wheel and rear wheel, satisfies the installation of not unidimensional header, satisfies different operation requirements, has improved the suitability of lawn mower.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic axial side view of an exemplary mower of the present application;

FIG. 2 is a front view of an exemplary lawnmower of the present application;

FIG. 3 is a schematic view of an exemplary mower of the present application;

FIG. 4 is a perspective view of an exemplary lawnmower of the present application;

FIG. 5 is a top view of an exemplary lawn mower of the present application;

FIG. 6 is a schematic view of an exemplary lawn mower of the present application;

FIG. 7 is a schematic view of an exemplary mower section mechanism of the present application;

FIG. 8 is a left side view of an exemplary mower section configuration of the present application;

FIG. 9 is a schematic view of a portion of an exemplary mower housing of the present application;

FIG. 10 is a schematic view of a front housing of an exemplary lawnmower of the present application;

FIG. 11 is a schematic view of an exemplary mower rear housing of the present application;

fig. 12 is a schematic view of an exemplary header assembly of the present application;

FIG. 13 is a schematic view of an exemplary grass mode header assembly of the present application;

fig. 14 is a partial structural schematic of an exemplary header assembly of the present application;

FIG. 15 is an enlarged view of area A of FIG. 6 of the present application;

FIG. 16 is an enlarged view of the area B of FIG. 8 of the present application;

FIG. 17 is a bottom view of an exemplary mower of the present application;

FIG. 18 is a schematic view of an exemplary angle of the back pad of the present application;

fig. 19 is a schematic view of an exemplary first charging interface angle according to the present application;

FIG. 20 is a schematic view of an exemplary display screen angle of the present application;

FIG. 21 is a schematic illustration of exemplary overlay dimensions of the present application;

FIG. 22 is a schematic view of an exemplary primary cover height of the present application;

FIG. 23 is a schematic diagram of an exemplary battery of the present application at a height above ground;

FIG. 24 is a schematic view of an exemplary manipulation device of the present application;

FIG. 25 is a schematic view of an exemplary manipulation device according to the present application;

FIG. 26 is a schematic view of a portion of an exemplary manipulation device of the present application;

FIG. 27 is a schematic view of an exemplary stop assembly of the present application;

FIG. 28 is a schematic view of an exemplary steering handle of the present application;

FIG. 29 is a schematic view of an exemplary storage compartment according to the present disclosure;

FIG. 30 is a schematic view of a portion of an exemplary storage compartment of the present application;

FIG. 31 is a schematic view of an exemplary stationary tube construction of the present application;

FIG. 32 is a cross-sectional view of a portion of an exemplary mounting tube of the present application;

FIG. 33 is a schematic view of an exemplary brake release mechanism of the present application.

Description of the element reference numerals

100. A frame; 110. a front frame; 111. a first cross member; 112. a first connection portion; 113. assembling a pipe; 114. a first splint; 115. a second splint; 116. a first through hole; 118. a wheel guard plate; 120. a rear frame; 121. a square tube; 122. a connecting bolt; 123. a first mounting region; 1231. a first mounting hole; 200. a traveling mechanism; 210. a front wheel assembly; 211. a front wheel; 2111. a first front wheel; 2112. a second front wheel; 220. a rear wheel assembly; 221. a rear wheel; 222. a drive motor; 223. a brake plate; 224. a connecting seat; 225. a pull rod; 226. a pulling member; 230. an operating device; 240. a control handle mounting base; 241. a first fixing plate; 242. a third baffle plate; 243. a third limiting seat; 244. a third rotating shaft; 250. a control handle; 251. a control handle; 252. a second limiting plate; 253. a sleeve; 254. a first rotating shaft; 255. a second limiting hole; 260. a limiting component; 261. a second fixed seat; 262. a second limiting rod; 263. a second elastomer; 264. a limiting mounting seat; 270. a reset assembly; 271. a tension spring; 280. an elastic component; 281. a spring seat; 282. a pressure spring; 290. a position detection device; 291. a pressure switch; 300. a header assembly; 310. a header; 311. a shielding plate; 320. A cutting section; 321. cutting the motor; 322. a cutting knife; 3221. a first cutter; 3222. a second cutter; 323. a controller; 324. a controller accommodating cavity; 325. a heat sink; 330. cutting the baffle; 331. an edge guard; 332. a middle baffle; 340. a grass discharge port; 350. a height adjusting device; 351. a first connecting rod; 352. a second connecting rod; 353. a third connecting rod; 355. a fourth connecting rod; 356. a fifth connecting rod; 357. a first connecting plate; 358. adjusting a rod; 359. a sixth connecting rod; 360. a locking device; 362. A limiting plate; 3621. a limiting hole; 3622. a clamping hole; 363. a limiting rod; 370. a buffer device; 510. standing the plate; 511. a fixing through hole; 512. a fixed tube; 513. inserting and pulling a rod; 514. inserting and pulling blocks; 515. plugging and unplugging holes; 516. a handheld area; 520. back cushion; 530. a display screen; 540. a rack; 550. a storage bin; 551. a first flip cover; 552. a second charging interface; 553. waterproof protrusions; 710. a charging port cover; 711. a first charging interface; 800. a battery; 810. a control component; 900. a placement platform; 910. and (6) reinforcing the connecting plate.

Detailed Description

The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. It is also to be understood that the terminology used in the examples herein is for the purpose of describing particular embodiments only, and is not intended to limit the scope of the present application. Test methods in which specific conditions are not specified in the following examples are generally carried out under conventional conditions or under conditions recommended by the respective manufacturers.

When numerical ranges are given in the examples, it is understood that both endpoints of each of the numerical ranges and any value therebetween can be selected from the group consisting of the endpoints unless otherwise indicated herein. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs and the description of the present application, and any methods, devices, and materials similar or equivalent to those described in the examples of the present application may be used to practice the present application.

It should be understood that the terms "upper", "lower", "left", "right", "middle" and "one" used herein are used for descriptive purposes only and are not intended to limit the scope of the present application, and that changes and modifications in their relative relationship may be made without substantial technical change while remaining within the scope of the present application.

Referring to fig. 1 to 6, the present application claims a lawn mower, which includes a frame 100, a traveling mechanism 200, a header assembly 300, a battery 800, and a control assembly 810.

Referring to fig. 9, in an embodiment, the frame 100 includes a front frame 110 and a rear frame 120, the front frame 110 is detachably connected to the rear frame 120, the traveling mechanism 200 includes a front wheel assembly 210, a rear wheel assembly 220, and a control device 230, the front frame 110 is provided with the front wheel assembly 210, and the rear frame 120 is provided with the rear wheel assembly 220. Different cutting platforms 310 are needed in different working environments, the cutting platforms 310 with different specifications need different assembly spaces such as 48 inches and 50 inches, the front rack 110 and the rear rack 120 are detachably connected, and the wheelbase of the mower can be adjusted, so that different bottom assembly spaces are obtained, and the adaptation requirements of different cutting platform assemblies 300 are met. It should be noted that the header assembly 300 is assembled on the rack 100, and all of the header assembly 300 may be connected to the rear rack 120, or a part of the header assembly may be connected to the rear rack 120 and a part of the header assembly may be connected to the front rack 110, and the specific connection structure is not limited. When the header assembly 300 is partially connected to the front frame 110, preferably, the header assembly 300 is always connected to the front frame 110 during disassembly, thereby reducing the steps of disassembly and assembly and facilitating the matching of the front frame 110 and the header assembly 300.

In one embodiment, the front frame 110 and the rear frame 120 are detachably and fixedly connected by fastening bolts, so as to facilitate replacement of the front frame 110. Preferably, two first clamping plates 114 are arranged on two sides of the rear end of the front frame 110, two square tubes 121 are arranged at the front end of the rear frame 120, the square tubes 121 are inserted between the two first clamping plates 114, first through holes 116 are arranged at corresponding positions of the square tubes 121 and the first clamping plates 114, and the front frame 110 and the rear frame 120 are fastened by penetrating through the first through holes 116 through connecting bolts 122. In order to improve the firmness of connection between the first clamping plate 114 and the square tube 121, the bottom surfaces of the two first clamping plates 114 are further provided with a second clamping plate 115, the two first clamping plates 114 and the second clamping plate 115 are in a U shape, and the second clamping plate 115 supports the bottom surface of the square tube 121, so that the shearing force received by the connecting bolt 122 is reduced, the service life of the connecting bolt 122 is prolonged, and the firmness of connection between the front frame 110 and the rear frame 120 is improved.

Referring to fig. 10, in an exemplary embodiment, the front frame 110 is U-shaped, and includes a first beam 111, two ends of the first beam 111 are provided with first connecting portions 112 extending forward, and the two first connecting portions 112 are respectively assembled with a front wheel assembly 210. The front wheels 211 are preferably universal wheels as steering wheels. In one embodiment, the front end of the first connecting portion 112 is provided with a mounting tube 113, a first bearing is mounted in the mounting tube 113, a first rotating shaft is interference-fitted in the first bearing, the lower end of the first rotating shaft extends out of the mounting tube 113 and is connected with a front fork, and a front wheel 211 is rotatably connected to the front fork. Be equipped with wheel guard plate 118 on the front fork, the front end of wheel guard plate 118 surpasss front wheel 211, and when bumping, wheel guard plate 118 is earlier than front wheel 211 and the obstacle and bumps, can avoid front wheel 211 tire and obstacle to bump, and especially when the obstacle is the stereoplasm, can avoid front wheel 211 tire impaired, improves front wheel 211's life. Preferably, the wheel protection plate 118 is inclined from top to bottom towards the front of the mower, and the inclined arrangement of the wheel protection plate 118 is smaller in damage to the wheel protection plate 118 and the front wheel assembly 210 when a collision occurs than the vertical arrangement of the wheel protection plate 118, so that the collision prevention capability is improved.

In one embodiment, the front end of the frame 100 is equipped with a headlight, the headlight is equipped at the rear side of the first beam 111 of the front frame 110, and the headlight part can be inserted into the through slot or be arranged at the back of the front frame 110. The light emitted by the front lamp is irradiated to the front of the mower to play a role in illuminating or transmitting signals. The headlight is assembled at first crossbeam 111 back, and when the lawn mower collided with the barrier, the headlight was avoided colliding with the contact of barrier emergence, leads to the impaired problem of headlight to appear, effectually protects the headlight. In other embodiments, the headlights may be mounted at other positions at the front end of the rack 100, so as to effectively protect the headlights, and the specific mounting position and the mounting structure are not limited. Referring to fig. 8, the header assembly 300 is assembled at the bottom of the frame 100, and in one embodiment, the header assembly 300 includes a header 310, a cutting portion 320, an elevation device 350, and a locking device 360, the elevation device 350 is used for adjusting the distance between the header assembly 300 and the ground, and the locking device 360 is used for locking the distance between the header assembly 300 and the ground. In an embodiment, the cutting portion 320 includes a cutting knife 322 and a cutting motor 321, one cutting motor 321 can drive one cutting knife 322 to rotate, and also can drive a plurality of cutting knives 322 to rotate through a transmission mechanism, which is not limited in this application.

In an embodiment, the cutting baffle 330 is detachably fixed at the bottom of the header 310, the cutting baffle 330 encloses a cutter accommodating cavity, and the cutting knife 322 is disposed in the cutter accommodating cavity. The cutting baffle 330 is detachably connected with the header 310, so that the cutting baffle 330 can be conveniently and independently replaced after being worn, and the maintenance cost and time are saved. In one embodiment, the cutting guard 330 is detachably connected to the header 310 by bolts, including but not limited to a mounting plate with holes on the cutting guard 330, such as the cutting guard 330 connected to the top plate of the header 310, and a mounting plate perpendicular to the main body of the cutting guard 330, the mounting plate is parallel to the top plate of the header 310, so as to facilitate the detachable connection of the cutting guard 330 to the top plate of the header 310 by bolts. The cutting baffle 330 that the header subassembly 300 of different specifications needs also is different, to great header subassembly 300, needs great cutting baffle 330, if cutting baffle 330 is a whole, neither convenient transportation nor convenient maintenance change. In an embodiment, the cutting baffle 330 comprises a plurality of single-section cutting baffles 330, and the cutting baffles 330 of different single-sections pass through bolted connection or snap-on each other on header 310, compare in whole cutting baffle 330 as an organic whole, the equal greatly reduced of the cutting baffle 330 processing degree of difficulty of single-section, the transportation degree of difficulty also need not whole change during the change, only change the cutting baffle 330 of single-section can, convenient transportation and maintenance.

In an exemplary embodiment, three cutting knives 322 are provided, and the three cutting knives 322 are arranged in a triangle. Middle part baffle 332 encloses into three with edge baffle 331 cooperation and holds the chamber, and cutting knife 322 sets up and holds the intracavity, and as preferred, middle part baffle 332 can dismantle as required, satisfies the operation requirement of garrulous grass mode of lawn mower, row grass mode. When the grass mower crushes grass, the working intervals of the three cutting knives 322 are mutually closed, and the cut grass is continuously cut and crushed in the accommodating cavity until falling to the ground. In one embodiment, the middle baffle 332 where the receiving cavities meet is provided with a notch, preferably, the height of the notch is set at half the height of the middle baffle 332. In the grass discharge mode, part of the middle baffle 332 is detached, the accommodating cavities are communicated with each other, and the cut grass moves from one side far away from the grass discharge port 340 to the grass discharge port 340 until being discharged from the grass discharge port 340.

In an embodiment, the header assembly 300 further includes a header controller 323, the header controller 323 is installed on the header 310, the cutting motors 321 are electrically connected to the same header controller 323, and in an embodiment, the header assembly includes three cutting motors 321 and three cutting knives 322, each cutting motor 321 drives one cutting knife 322 to rotate, the three cutting motors 321 are electrically connected to the same cutting controller 323, and the same cutting controller 323 controls the three cutting motors 321 to rotate at the same time. In one embodiment, a controller accommodating cavity 324 of the motor controller 323 is formed in the header 310, the bottom of the controller accommodating cavity 324 is of an open pore structure, and the motor controller 323 is installed in the controller accommodating cavity 324. The bottom of the motor controller 323 is provided with a plurality of cooling fins 325, and the cooling fins 325 are arranged at intervals along the lower surface of the motor controller 323. The heat dissipation fins 325 can improve the heat dissipation capability of the motor controller 323, and prevent heat of the motor controller 323 from accumulating in the controller accommodation cavity 324, which causes a failure of the motor controller 323.

Referring to fig. 17, in one embodiment, the rotation axis of the cutting blade 322, which has a rotation area falling into the front wheel projection, is located on the side of the corresponding front wheel far from the grass discharge 311, as viewed in the longitudinal direction of the mower. That is, the rotation area of the cutting blade 322 is divided into two parts by the rotation shaft of the cutting blade 322, and the front wheel is positioned in the rotation area of the cutting blade 322 close to the grass discharge opening 340, viewed in the longitudinal direction of the mower. Specifically, the front wheels include a first front wheel 2111 and a second front wheel 2112, the cutting knife 322 includes a first cutting knife 3221 and a second cutting knife 3222, and when the mower is in a forward advancing state or a backward advancing state, a projection of the first front wheel 2111 is at least partially overlapped with a rotation area of the first cutting knife 3221, and a projection of the second front wheel 2112 is at least partially overlapped with a rotation area of the second cutting knife 3222. Dividing the cutting and rotating area of the first cutting knife 3221 into two areas close to the grass discharge opening 340 and far away from the grass discharge opening 340 by taking a longitudinal line passing through the axis of the rotating shaft of the first cutting knife 3221 as a boundary, wherein the projection of the first front wheel 2111 falls into the area close to the grass discharge opening 340, namely the axis of the rotating shaft of the first cutting knife 3221 is positioned on one side, far away from the grass discharge opening 340, of the first front wheel 2111; the longitudinal line passing through the axis of the second cutting blade 3222 is used as a boundary to divide the cutting and rotating area of the second cutting blade 3222 into two areas close to the grass discharge port 340 and far away from the grass discharge port 340, and the projection of the second front wheel 2112 falls into the area close to the grass discharge port 340, i.e. the axis of the second cutting blade 3222 is located at the side of the second front wheel 2112 far away from the grass discharge port 340. In other words, a first plane is defined, which is parallel to the advancing direction of the mower and passes through the axis of the rotating shaft of the first cutting blade 3221, and the projection of the first front wheel 2111 is located on the side of the plane close to the grass discharge port 340, and in the present embodiment, the projection of the first front wheel 2111 is completely located on the side of the plane close to the grass discharge port 340; a second plane parallel to the advancing direction of the mower and passing through the axis of the rotating shaft of the second cutting blade 3222 is defined, and the projection of the second front wheel 2112 is located on the side of the plane close to the grass discharge port 340, and in the present embodiment, the projection of the second front wheel 2112 is completely located on the side of the plane close to the grass discharge port 340. For example, referring to fig. 17, the left side of the header 310 is provided with a grass discharge port 340 as viewed from the bottom of the mower, and the projection of the first front wheel 2111 falls within a region close to the grass discharge port 340 (left side of the axis of the shaft of the first cutter 3221), i.e., the first front wheel 2111 is located on the left side of the first plane; the projection of the second front wheel 2112 falls into the area close to the grass discharge port 340 (the left side of the axis of the rotating shaft of the second cutting knife 3222), namely, the second front wheel 2112 is positioned on the left side of the second plane, grass pressed down by the front wheel is sucked during grass cutting, then the cutting knife 322 cuts off and discharges the grass, the front wheel can enable the grass to be directly cut off on the side close to the grass discharge port 340 after the grass is directly discharged, in addition, the air flow close to the grass discharge port is larger due to the wind direction of the air flow, the grass rolled by the front wheel is easier to suck, and the grass is convenient to cut. The grass discharging effect is improved through the arrangement of the front wheels and the cutting knife 322. In an embodiment, the cutting tools 322 may further include a third cutting tool, and the third cutting tool may be disposed between the first cutting tool 3221 and the second cutting tool 3222. In another embodiment, the lawn mower may further include a third front wheel, a fourth cutting blade, and the like, which is not limited in the present application.

Referring to fig. 8, in an embodiment of the present invention, the height adjusting device 350 includes a first connecting rod 351 and a second connecting rod 352 rotatably connected to the frame 100, one end of each of the first connecting rod 351 and the second connecting rod 352 is rotatably connected to the header 310, and the first connecting rod 351 and the second connecting rod 352 are also rotatably connected to a same third connecting rod 353. The third connecting rod 353, the first connecting rod 351, the second connecting rod 352 and the header 310 form a structure which is equivalent to a parallelogram, and the header assembly 300 is integrally lifted or lowered by rotating the first connecting rod 351 or the second connecting rod 352. In an embodiment, the height adjusting device 350 further includes a fourth connecting rod 355 and a fifth connecting rod 356, the first connecting rod 351 and the second connecting rod 352 are not directly connected to the header 310, the fourth connecting rod 355 is rotatably connected to the first connecting rod 351, the fifth connecting rod 356 is rotatably connected to the second connecting rod 352, one end of the fourth connecting rod 355, which is far away from the first connecting rod 351, is rotatably connected to the header 310, one end of the fifth connecting rod 356, which is far away from the second connecting rod 352, is rotatably connected to the header 310, and the first connecting rod 351, the second connecting rod 352 and the header 310 are rotatably connected through the fourth connecting rod 355 and the fifth connecting rod 356. Under the action of gravity of the header 310, the header 310 is always kept horizontal in the ascending or descending process, and the header 310 is ensured to move stably.

In an embodiment of the present application, in order to facilitate the height adjustment of the header assembly 300 for the worker standing on the lawn mower, an adjusting rod 358 is disposed at the tail of one side of the lawn mower, the adjusting rod 358 is rotatably connected to the frame 100, a sixth connecting rod 359 is rotatably connected to the other side of the handheld end of the adjusting rod 358, and the sixth connecting rod 359 is rotatably connected to the second connecting rod 352 or the third connecting rod 353. When the height is adjusted, the fifth connecting rod 356 or the third connecting rod 353 is driven by the sixth connecting rod 359 through rotating the adjusting rod 358, so that the height of the header 310 is adjusted. It should be noted that, in another embodiment, the sixth connecting rod 359 may be connected to the first connecting rod 351, which is selected according to the actual situation.

Referring to fig. 13, after adjusting the overall ground clearance of the header assembly 300, a locking device 360 is required to lock the height of the header assembly 300. The locking device 360 includes a limiting plate 362, the limiting plate 362 is provided with a plurality of limiting holes 3621, and a limiting rod 363 is engaged in the limiting holes 3621. In an embodiment, the limiting plate 362 is disposed at the adjusting rod 358, the limiting rod 363 limits the adjusting rod 358, the adjusting rod 358 tends to rotate in the first rotation direction under the action of the gravity of the header assembly 300, and the limiting rod 363 is disposed at the front end of the adjusting rod 358 in the first rotation direction to prevent the header assembly 300 from moving downward. Preferably, a clamping hole 3622 protrudes from the wall of the position of the limiting hole 3621, a clamping block is arranged on the side wall of the limiting rod 363, the limiting rod 363 is inserted into the limiting hole 3621 under the condition that the clamping block corresponds to the clamping hole 3622, the limiting rod 363 is rotated to enable the clamping block to be dislocated with the clamping hole 3622, and the situation that the header assembly 300 drops suddenly due to the fact that the limiting rod 363 is separated from the limiting hole 3621 is avoided.

The limiting rod 363 is connected with the limiting hole 3621 in a plugging and unplugging mode, and when the limiting rod 363 is pulled out, the limiting rod can be placed randomly and easily lost. In this application embodiment, carry out flexonics with gag lever post 363 and other parts of frame 100 or lawn mower through the rope, avoid losing after gag lever post 363 extracts.

The height adjusting device 350 is rotatably connected with the header 310, so that the header 310 is easy to shake during working. In one embodiment, the top surface of the header 310 is rotatably connected with the first connection plate 357, one end of the first connection plate 357 away from the header 310 is rotatably connected to the frame 100, and the first connection plate 357 limits the moving path of the header 310, so as to reduce the shaking of the header 310 during moving or working. It should be noted that when the frame 100 includes the front frame 110 and the rear frame 120 detachably connected, the first connection plate 357 is preferably rotatably connected to the bottom of the front frame 110, so that when the frame 100 is disassembled, the front frame 110 and the header assembly 300 are maintained in a connected state, thereby facilitating the adaptation, reducing the assembly process, and increasing the speed of replacing the header assembly 300.

In one embodiment, the header assembly 300 further includes a buffer device 370, preferably, the buffer device 370 is a buffer spring, one end of the buffer spring is fixed to the frame 100, the other end of the buffer spring is connected to the height adjusting device 350 at the non-locking device 360 side, preferably, the other end of the buffer spring is connected to the adjusting rod 358, and the acting force of the buffer device 370 on the adjusting rod 358 is opposite to the acting force of the header assembly 300 on the adjusting rod 358. When the header assembly 300 shakes in a bumpy area, the header assembly 300 can be buffered through the buffer device 370, the shaking range of the header assembly 300 is reduced, and on the other hand, the buffer device 370 can also reduce the force required by workers when lifting the header assembly 300. In other embodiments, the damping device 370 may include a plurality of damping springs coupled between the frame 100 and the header 310, and the coupling position is not limited.

In an embodiment, a baffle 311 is disposed at the grass discharge port 340 of the header 310, and two side edges of the baffle 311 are provided with flanges bent downward. The effect of shielding plate 311 is to dredge the garrulous grass bits of grass outlet, and the turn-ups of shielding plate 311 both sides can prevent effectively that garrulous grass bits from flying upward at the derivation in-process simultaneously.

In one embodiment of the present application, the shielding plate 311 is rotatably mounted on the frame 100, and a torsion spring is disposed between the frame 100 and the shielding plate 311. The grass clippings contain moisture and are easy to adhere to the inner side of the shielding plate 311, and when the inner side of the shielding plate 311 needs to be cleaned, the shielding plate 311 is turned over to clean the grass clippings. After cleaning, the shielding plate 311 is reset under the action of the torsion spring.

In one embodiment of the present application, the shielding plate 311 is mounted on the rack 100 by two mounting plates. A plurality of bolts are arranged between the two mounting plates, the shielding plate 311 is arranged between the two mounting plates, the two mounting plates are rotatably mounted on the rack 100, and the shielding plate 311 is fixed between the two mounting plates.

In one embodiment, the frame 100 is provided with a first mounting region 123, and the first mounting region 123 is disposed above the header assembly 300 and extends rearward to above the standing region, and the first mounting region 123 is disposed above the header assembly 300. Install battery 800 in first housing area 123, battery 800 installs in first housing area 123, and the structural utilization is more reasonable, reduces the lawn mower center. In one embodiment, the first receiving region 123 is provided with a plurality of first mounting holes 1231, and different batteries 800 are mounted in different first mounting holes 1231 by bolts or screws, so as to meet different use requirements. In the embodiment where the rack 100 includes the front rack 110 and the rear rack 120, the front end of the first receiving region 123 extends to the connection between the front rack 110 and the rear rack 120, so as to achieve a larger installation space for the battery 800.

In one embodiment, the control unit 810 is installed above the tail of the battery 800, so that the control unit 810 has a sufficient installation space, and the control unit 810 is more conveniently maintained on the premise of improving the heat dissipation effect.

In one embodiment, the lawn mower is provided with a placement platform 900, the placement platform 900 is disposed in the middle of the frame 100 and above the battery 800, the placement platform 900 is provided with a reinforced connection board 910, and the reinforced connection board 910 is connected to the frame 100. The enhanced connection plate 910 may effectively increase the robustness of the platform 900 and increase the load capacity of the platform 900. In one embodiment, the platform 900 is loaded with 120-160 kg, preferably 140kg.

In one embodiment, three flanges are provided on the placement platform 900. Three turn-ups enclose storing platform 900 into a frame body of one side open-ended, are convenient for put the thing, can increase storing platform 900's intensity simultaneously. The object placing platform 900 is provided with a friction protrusion, the friction protrusion protrudes upwards, and a through hole is formed in the friction protrusion. The through holes can reduce the weight of the entire storage platform 900 and facilitate heat dissipation of electrical devices (e.g., motors, control boards, batteries 800, etc.) below the storage platform 900.

In one embodiment, a storage rack 540 is further disposed on the side surface of the lawn mower, and different storage spaces such as cup holders and storage grooves are disposed on the storage rack 540 to meet the storage requirements of personal articles of workers.

In one embodiment, the mower is provided with a storage bin 550 with a first turnover cover 551, and electronic equipment such as a mobile phone and a mower remote controller can be placed in the storage bin 550, and personal articles such as keys can also be placed, so that the mower is convenient for workers to use. In one embodiment, the storage compartment 550 is disposed near the display screen 530 for storage by a worker. The staff looks at display screen 530 very frequently, and storing storehouse 550 sets up near display screen 530, also can reduce the condition that the staff forgets article in storing storehouse 550 to appear. The smart mobile phone is used very frequently in the life, in case the smart mobile phone electric quantity exhausts, will lead to the life very inconvenient, in this application embodiment, be equipped with the second interface 552 that charges in the storing storehouse 550, the second interface 552 that charges can be USB, type-c, lightning interface etc. to make things convenient for the staff to charge the use, as preferred, the second interface 552 that charges can also set up wireless module of charging, in order to satisfy the needs that partial wireless charges. It should be noted that, the second charging interface 552 may be used to charge an intelligent device such as a mobile phone or a tablet, or may be used to charge a device such as a remote controller of a lawn mower, and the application does not limit the energy storage main body. In order to prevent rainwater and the like from entering the storage bin 550, the top surface of the storage bin 550 is provided with a waterproof bulge 553, the waterproof bulge 553 is arranged at a non-edge area of the top surface of the storage bin 550, the first turnover cover 551 is provided with a groove which is adapted to the waterproof bulge 553, so that rainwater can be prevented from entering the storage bin 550 through the turnover cover, and it should be noted that the waterproof bulge 553 can reduce the entering of rainwater, can also increase the sealing performance of the first turnover cover 551 and the storage bin 550, and reduce the entering of dust and the like into the storage bin 550. In order to facilitate use, the first turnover cover 551 and the storage bin 550 are attracted through the magnet, the first turnover cover 551 is automatically closed after articles are taken and taken conveniently, and the sealing performance between the first turnover cover 551 and the storage bin 550 is improved.

In one embodiment, a standing area is disposed on the frame 100, and a control area is disposed above the standing area, and a control device 230 and a display screen 530 are disposed in the control area, so that a user can control the lawn mower conveniently, such as speed control and direction control. In an embodiment of the application, the mower can also be remotely controlled, the moving, mowing and the like of the mower can be remotely controlled through the remote control device, the remote control device can be a mobile phone, a computer, a tablet, a remote controller and the like, and the control connection mode can be realized through communication modes such as a communication network and Bluetooth, so that the application is not limited. In addition, the lawn mower can also set parameters through the APP, appoints a mowing scheme and the like.

In one embodiment, the lawn mower has two driving motors 222, and the two driving motors 222 are respectively mounted on the two rear wheels 221 to respectively drive the two rear wheels 211 to rotate. The rear wheels 221 on both sides of the mower are respectively provided with an operating device 230 for controlling the rotating speed, and the operating device 230 comprises an operating handle mounting seat 240, an operating handle 250, a limiting component 260, a resetting component 270 and an elastic component 280.

The control handle mounting base 240 is rotatably mounted on the frame, the control handle 250 is rotatably mounted on the control handle mounting base 240, the elastic component 280 is fixedly mounted on the control handle mounting base 240 and connected with the control handle 250, the control handle 250 can swing in the control mounting base under the action of the elastic component 280, and in a natural state, the control handle 250 is located at the middle position (middle position) of the control handle mounting base 240 under the action of the elastic component 280. One end of the limiting component 260 is mounted on the rack 100 through the limiting mounting seat 264, and the other end extends towards the control handle 250; one end of the resetting component 270 is connected with the control handle mounting seat 240, and the other end of the resetting component 270 is connected with the limiting mounting seat 264, when the resetting component 270 drives the control handle mounting seat 240 to rotate, so that the control handle 250 returns to a neutral position (a position outside the neutral position), the limiting component 260 automatically locks the control handle 250, at this moment, the control handle 250 cannot rotate, and the mower stops walking. The neutral position is an initial position of the control handle 250, when no external force is applied, the control handle 250 is in the initial position, the reset component 270 can drive the control handle 250 to reset to the initial position, and the limit component 260 can lock the control handle 250 in the initial position. When the joystick 250 is pulled back to the neutral position, the stop assembly 260 disengages from the joystick 250, and the joystick 250 rotates relative to the joystick mount 240. In one embodiment, the control device 230 further includes a position detection device 290, the position detection device 290 is used for detecting the position of the control handle 250 and feeding back a detection signal to the controller of the driving motor 222, and the controller of the driving motor 222 outputs a corresponding rotation speed value to the driving motor 222 according to the detection signal of the position detection device 290, so as to control the rotation of the rear wheel 221. Preferably, the position detecting device 290 is an angle sensor, a rotating shaft of the angle sensor is mounted on the control handle 250 and rotates in synchronization with the control handle 250, and the driving motor 222 outputs a corresponding rotating speed according to the rotation information of the angle sensor, thereby controlling the traveling of the rear wheel 221. The control handle mounting base 240 rotates relative to the frame 100 to drive the control handle 250 to switch between the neutral position and the neutral position, so as to unlock or lock the control handle 250 and the limiting component 260, and the control handle 250 rotates relative to the control handle mounting base 240 to drive the rotating shaft of the angle sensor to rotate, so as to control the speed of the rear wheel 221. In one embodiment, the axis of rotation 100 of the joystick mount 240 about the frame is perpendicular to the axis of rotation of the joystick 250 and the joystick mount 240.

In one embodiment, the operating device 230 is fixedly connected to the frame via a first fixing plate 241, and the operating handle mounting base 240 is rotatably mounted on the first fixing plate 241, in one embodiment, the first fixing plate 241 is fixed to one side of the frame 100 via a fastener, such as a bolt, and the operating handle mounting base 240 is rotatably mounted on the fixing plate 241, for example, connected to the first fixing plate 241 via a rotating shaft, and the operating handle mounting base 250 is rotatable in a first direction about the rotating shaft. In one embodiment, the control device 230 further includes a limiting mechanism of the control handle mounting base 240, the limiting mechanism includes a third baffle 242 and a third limiting base 243, the third baffle 242 is mounted on the first fixing plate 241 by a fastening member such as a bolt, the third limiting base 243 is rotatably connected to the third baffle 242 by a rotating shaft, the rotating shaft is denoted as a third rotating shaft 244, the control handle mounting base 240 is fixedly mounted on the third limiting base 243, the control handle mounting base 240 can drive the third limiting base 243 to rotate around the third rotating shaft 244 when the control handle 250 is operated, and the third baffle 242 and the third limiting base 243 are disposed to facilitate the control handle 250 to rotate around the first direction. Due to the limitation of the first fixing plate 241, the third rotating base 243 does not rotate beyond the first fixing plate 241, and the rotation range of the manipulation handle installation base 250 is limited between the first fixing plate 241 and the limiting assembly 260.

The upper end and the lower end of the control handle mounting seat 240 are open, the peripheral side walls are of a closed structure, the control handle 250 penetrates through the control handle mounting seat 240 and swings in the control handle mounting seat 240 along a second direction, wherein the first direction corresponds to the unlocking and locking conversion direction of the control handle 250, and the second direction corresponds to the advancing and retreating direction of the mower. In one embodiment, the rotation direction of the joystick mount 240 and the frame 100 is perpendicular to the rotation direction of the joystick 250 and the joystick mount 240. The control handle mounting base 240 of the embodiment can rotate around the shaft along the first direction, so that the structure of the control handle 250 is greatly simplified, the manufacture and the installation of the control handle 250 are facilitated, and the assembly error is reduced, so that the position of the control handle 250 in the middle position is more accurate.

In one embodiment, the control handle 250 includes a control handle 251, a second limiting plate 252, and a sleeve 253, wherein the control handle 251 is in an inverted L-shaped structure, one end of the control handle 251 is held by an operator, and the other end of the control handle 251 extends into the control handle mounting seat 240 and is connected to the second limiting plate 252 through the sleeve 253, preferably, the sleeve 253 is provided with a first rotating shaft 254, and the control handle 250 is rotatably connected to the control handle mounting seat 240 through the first rotating shaft 254. The potentiometer is selectively arranged on the control handle mounting base 240, the rotating shaft of the potentiometer is connected with the first rotating shaft 254 through a fastener, so that the potentiometer and the control handle 250 rotate synchronously, the control handle rotates along the second direction to drive the rotating shaft of the angle sensor 390 to rotate, and the driving motor 222 outputs a corresponding rotating speed according to the output angle of the angle sensor.

In one embodiment, the elastic assembly 280 includes a spring seat 281 and a compression spring 282, the spring seat 281 is fixedly installed at the bottom of the control handle installation seat 240, the compression spring 282 is disposed inside the spring seat 281, one end of the compression spring 282 is connected to the spring seat 281, and the other end is connected to the second limiting plate 252 of the control handle 250. Preferably, two compression springs 282 are provided, and the two compression springs 282 are provided at both ends of the spring seat 281. When the manipulation handle 250 rotates, the second restriction plate 252 presses the compression spring 282 on one side and stretches the compression spring 282 on the other side, and when the manipulation handle 250 stops rotating, the manipulation handle 250 returns to the middle position of the manipulation handle mounting seat 240 under the elastic action of the compression spring 282. In this embodiment, the spring seat 281 may be an integrated structure, and the two compression springs 282 are respectively disposed at two ends of the spring seat 281; the spring seat 281 may also be a split structure, and the two compression springs 282 correspond to the two spring seats 281, respectively.

In one embodiment, the limiting component 260 includes a limiting mounting seat 264, a second fixing seat 261, a second limiting rod 262, and a second elastic body 263, the limiting mounting seat 264 is fixedly mounted on the rack 100, the second fixing seat 261 is mounted on the limiting mounting seat 264 through a fastener, the second elastic body 263 is disposed between the second fixing seat 261 and the second limiting rod 262, the second elastic body 263 may be, for example, a spring, the spring is sleeved on the second limiting rod 262, one end of the second limiting rod 262 is mounted on the second fixing seat 261, and the other end of the second limiting rod 262 extends toward the control handle 250. When the second limiting rod 262 is inserted into the second limiting hole 255, the control handle 250 is in a neutral position and cannot rotate around the first rotating shaft 254 in the second direction. The second limiting plate 252 is disengaged from the second limiting rod 262, the control handle 250 is unlocked from the limiting assembly 260, and the control handle 250 rotates around the first rotating shaft 254 along the second direction to control the mower to move forwards, backwards or turn. Preferably, the second limiting rod 262 is inclined downward by a certain angle when installed, that is, the second limiting rod 262 forms an included angle with the horizontal plane, and the included angle is preferably 8 to 10 degrees, and may be any value within the above range, such as 8 degrees, 9 degrees or 10 degrees. The second limiting rod 262 is installed obliquely, which is beneficial for the connection between the second limiting rod 262 and the second limiting plate 252. Further, the end of the second limiting rod 262 is provided with an arc-shaped chamfer, and the second limiting hole 255 is a kidney-shaped hole, so that the second limiting rod 262 can be more smoothly released from or clamped into the second limiting hole 255. In other embodiments, the second elastic body 263 may be another elastic body having the same function, the second elastic body 263 is disposed between the second limiting rod 262 and the second fixing seat 261, and two ends of the second elastic body 263 are respectively connected to the second limiting rod 262 and the second fixing seat 261.

In one embodiment, the restoring member 270 includes a tension spring 271, one end of the tension spring 271 is connected to the control handle mounting seat 240, and the other end of the tension spring 271 is connected to the limit mounting seat 264, and under the elastic action of the tension spring 271, the control handle mounting seat 240 tends to rotate toward the limit mounting seat 264 along the first direction, that is, the control handle 250 tends to be locked by the limit member 260. Specifically, when the manipulation handle 250 is not subjected to an external force, the manipulation handle mounting seat 240 rotates in a first direction, so as to drive the manipulation handle 250 to return to a neutral position (initial position) in the first direction; when the control handle 250 is pressed by an external force, the control handle mounting seat 240 is driven to rotate in a direction away from the limiting mounting seat 264, the second limiting rod 262 is disengaged from the second limiting hole 255, the control handle 250 is unlocked from the limiting assembly 260, the control handle 250 can rotate in the second direction, the mower is driven to move forwards, move backwards or turn, and the mower is changed from a stop state to a walking state. When the external force is removed, the control handle 250 returns to the neutral position under the action of the compression spring 282, and under the elastic action of the spring 271, the control handle 250 returns to the neutral position outside the neutral position, at this time, the second limiting rod 262 of the limiting assembly 260 is inserted into the second limiting hole 255, the control handle 250 is locked and cannot rotate, the driving motor 222 stops rotating, and the mower is in a stopped state.

In one embodiment, the control device further comprises a switch for controlling the power on and/or off of the driving motor 222. In one embodiment, the switch is selected to be a pressure switch 291, and the pressure switch 291 is mounted on the limit mount 264. When the control handle 250 returns to the neutral position under the action of the reset assembly 270, the spring seat 281 is in contact with the pressure switch 291, the pressure switch 291 is triggered, the driving motor 222 is in a power-off state, and even if the electromagnetic brake is not provided, the motor cannot rotate, so that accidents are prevented.

Referring to fig. 32, the mower includes two driving motors 222, the two driving motors 222 are respectively connected to two rear wheels 221, an electromagnetic brake is installed on the driving motors 222, the electromagnetic brake includes a braking plate 223, when the mower is powered off or parked, the electromagnetic brake limits the rotation of the driving motors 222, so as to implement a parking function, and when a special situation occurs and a worker needs to manually push the mower, the electromagnetic brake limits the rotation of the rear wheels 221, so that the worker cannot push the mower. In one embodiment, the lawn mower further comprises a brake release mechanism, the brake release mechanism comprises a connecting seat 224, two pull rods 225 and two pull members 226, wherein the connecting seat 224 is mounted on the frame 100, the pull rods 225 are rotatably connected to the connecting seat 224, the two pull members 226 are provided, the two ends of the two pull members 226 are respectively connected to the pull rods 225 and the brake plates 223, and when the pull rods 225 rotate, the two brake plates 223 are driven to be drawn away from or close to the motor by the pull members 226, so that the release opening or reset closing of the electromagnetic brakes on the two driving motors 222 is controlled simultaneously. In one embodiment, the pulling member 226 is an elastic restoring member, such as a spring for the pulling member 226.

In one embodiment, the mower can automatically mow in an unmanned manner, and for planning an unmanned path, the mower can be manually controlled or manually driven to move along an edge area to define a mowing area, and the mower automatically plans or manually plans a traveling route in the mowing area to realize automatic mowing; the mowing area can be directly and manually defined, and the mower automatically drives and mows in the defined mowing area. For the obstacles in the mowing area, the obstacles can be identified and avoided by arranging corresponding sensors such as a visual sensor, an infrared sensor, a laser radar sensor and the like on the mower, and the obstacles can also be marked in the mowing area manually in advance so as to avoid the obstacles by the mower. Specific implementation modes are not listed one by one in the application, and are selected according to needs, so that the application is not limited.

In one embodiment, the standing area includes a standing plate 510 and a cushion 520, the standing plate 510 is used for stepping on, and the cushion 520 provides support for a user, and the user can lean on the cushion 520 for manipulation. The existing cushion 520 is vertically arranged, the user is inconvenient to operate and has a falling risk when leaning on the cushion 520, and in the embodiment of the application, the cushion 520 inclines forwards. The staff leans on cushion 520 when operating, can obtain more supports, conveniently operates, reduces and falls the risk, improves the operation comfort level. In one embodiment, cushion 520 is tilted at an angle of 100-110 degrees, i.e., cushion 520 is tilted at an angle of 100-110 degrees from horizontal, preferably 108.5 degrees, i.e., the worker leans 108.5 degrees forward against cushion 520 and is tilted at an angle of 18.5 degrees from vertical.

In one embodiment, the control unit 810 is disposed above the battery 800, in front of the back pad 520, and below the steering zone. On the one hand, the control assembly 810 is guaranteed to have enough installation space, and is convenient to arrange and beneficial to heat dissipation, and on the other hand, when the control assembly 810 breaks down and needs to be checked or maintained, the back cushion 520 is detached, so that the control assembly 810 can be maintained, and the maintenance convenience is improved.

The current display screen 530 level that controls the region sets up, and when the staff looked over relevant display content, need the low head to look over, frequent low head, new line can lead to the staff tired on the one hand, and on the other hand, the staff leads to the condition that can't look over lawn mower the place ahead to low head down, appears the condition of collision easily. In an embodiment of the application, the display screen 530 is obliquely arranged, the display screen 530 faces to a user, the display screen 530 and the horizontal direction are 150-160 degrees, the angle is preferably 155 degrees, the user can check information of the display screen 530 by using the surplus light, safety during working is improved, and fatigue caused by frequent low head and head raising is avoided.

The charging interface of the existing mower is generally horizontally arranged, and due to the height limitation of the mower, a worker can horizontally insert and pull the charging gun to exert force inconveniently, so that the insertion and the pulling are difficult. In an embodiment of the present application, a first charging interface 711 is disposed at the tail of the lawn mower, and the first charging interface 711 forms an angle of 60 to 75 degrees, preferably 71.5 degrees, with the horizontal plane. The first interface 711 that charges inclines upward in the slant, more conveniently exert oneself when staff plug rifle that charges, the plug of being convenient for.

In one embodiment, the first charging interface 711 is provided with a turnable charging cover 710, the charging cover 710 is opened for charging during charging, the charging cover 710 is automatically closed after charging is completed, rainwater, debris and the like are prevented from falling into the first charging interface 711, and the occurrence rate of faults is reduced. It should be noted that the implementation manner of the automatic closing of the charging flap 710 is selected according to the actual situation in the prior art, and the present application is not limited thereto.

Referring to fig. 12, in an embodiment of the present application, the standing plate 510 is rotatably connected to the frame 100, when the standing plate 510 is in a lowered state, a worker stands on the standing plate 510 to perform a mowing operation, and when the standing plate 510 is in a retracted state, the standing mower can be used as a push mower to meet use requirements in different scenes. In this embodiment, the mower cancels the on-site switch of the operator on the existing standing plate 510, and the control handle 250 is provided with an on-site operator detection device for detecting whether the operator is on site, so as to prevent the occurrence of false start of the mower without the operator being on site. In one embodiment, the operator presence detection device is a pressure switch 291, when the operator operates a control handle, the pressure switch 291 may send a signal, and the control unit 810 controls the walking unit and the cutting motor 321 in the header assembly 300 to be powered on. Further, when the control handle 250 is away from the pressure switch 291, if the cutting knife switch for controlling the cutting knife motor 321 is in an on state, the cutting motor 321 does not operate at this time, and the cutting knife switch needs to be restarted, and the cutting motor 321 can operate at this time, that is, the pressure switch 291 needs to respond first, and then the cutting knife switch is turned on, and the cutting motor 321 can start to operate. In another embodiment, the operator presence detection means may be a separate switch, sensor, or the like, to detect whether the operator is present.

In one embodiment, a fixing through hole 511 is formed in the bottom surface of the side wall of the standing plate 510, a fixing tube 512 is fixed in the fixing through hole 511, a third limiting portion 5121 is arranged at the end portion, close to the standing plate 510, of the fixing tube 512, the inner diameter of the third limiting portion 5121 is smaller than that of the fixing tube 512, an inserting and pulling rod 513 is arranged in the fixing tube 512, one end of the inserting and pulling rod 513 penetrates through the fixing tube 512 from the third limiting portion 5121 side, a third clamping block 518 is arranged on one side, extending out of the fixing tube 512, of the inserting and pulling rod 513, and the diameter of the third clamping block 518 is larger than that of the third limiting portion 5121. One side of the insertion and extraction rod 513, which is far away from the third limiting part 5121, is provided with an insertion and extraction block 514, the insertion and extraction rod 513 is sleeved with a third elastic piece 517, the third elastic piece 517 is preferably provided with a spring, and the outer ring of the spring is smaller than the diameter of the insertion and extraction block 514 and is larger than the inner diameter of the third limiting part 5121.

The rack 100 is provided with a plugging hole 515, the plugging hole 515 is arranged at a position corresponding to the plugging block 514 when the standing plate 510 is in a retracted state, and the plugging block 514 is matched with the plugging hole 515 to limit the rotation of the standing plate 510. When the standing plate 510 is folded, the plugging block 514 is plugged into the plugging hole 515, and when the standing plate 510 needs to be put down, the plugging block 514 is manually pulled out, and the standing plate 510 naturally falls down. Through the cooperation of plug hole 515 and plug piece 514, realize standing board 510 two states, satisfy the operation requirement of different scenes, if under the special bad topography, the lawn mower is difficult to pass through, and the staff goes down the lawn mower and carries out, is more convenient for the lawn mower to pass through the topography that is difficult to pass through under the normal condition. In an embodiment, a handheld area 516 is disposed at an end of the plugging rod 513, which is far away from the plugging hole 515, the handheld area 516 may be a handheld pellet, a handheld block, or other component that is convenient to be held, and the surface of the handheld area 516 may be further processed to be anti-skid, such as surface anti-skid lines, anti-skid rubber, or the like. When the standing plate 510 needs to be retracted, the standing plate 510 is rotated to a predetermined position, the holding area 516 is grasped, the plugging and unplugging rod 513 is pulled, the plugging and unplugging block 514 enters the plugging and unplugging hole 515, the holding area 516 is released at the moment, and the plugging and unplugging rod 513 can be kept in the plugging and unplugging hole 515 under the action of the third elastic element 517. The utility model provides a lawn mower, rationally distributed, whole car outward appearance ratio is wideer, the front end is shorter, the focus is lower. The mower frame 100 is provided with the housing, so that on one hand, the appearance of the mower is more tidy, the attractiveness of the mower is improved, and on the other hand, partial parts of the mower, such as a control assembly, can be protected. The width of the machine shell is 1000-1300 mm, the length direction is 1600-2000 mm, the preferable width is 1136mm, the length direction is 1834mm, the height of the main body machine shell from the ground is 700-900 mm, the preferable 814mm, and the trafficability of the bad terrain is better. The battery 800 has low layout, in one embodiment, the height of the battery 800 from the ground is 630-670 mm, preferably 656.51mm, and the control assembly 810 is installed in a sufficient space above the battery 800, so that the heat dissipation performance is good, and the maintenance is convenient.

In this application embodiment, many places are provided with the lamp on the casing, set up tail lamp, indicator if the afterbody, the front portion sets up headlight etc. and light can play the effect of illumination on the one hand, makes things convenient for the staff to mow the operation under the bad condition of illumination, satisfies different use scene needs. On the other hand, different flashing frequencies and different colors of the light can transmit different signals, so that the communication between the workers is facilitated, and the indication content is transmitted.

The front fork can effectively protect the tire; the object placing platform 900 can bear more than 140kg of heavy objects, and the placing requirements of other tools and other objects are met; the back cushion 520 and the display screen 530 are obliquely arranged, so that the phenomenon that a worker is easy to fatigue after long-term use is avoided; the plug of rifle that charges is convenient for exert oneself, facilitates the use more. Therefore, the application effectively overcomes some practical problems in the prior art, thereby having high utilization value and use significance. The above embodiments are merely illustrative of the principles and utilities of the present application and are not intended to limit the application. Any person skilled in the art can modify or change the above-described embodiments without departing from the spirit and scope of the present application. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical concepts disclosed in the present application shall be covered by the claims of the present application.

Claims

1. A lawn mower, comprising:

the rack comprises a front rack and a rear rack, and the front rack is detachably connected with the rear rack;

the standing area is arranged at the tail of the frame;

the traveling mechanism is arranged on the rack and comprises a front wheel assembly, a rear wheel assembly and a driving motor, the front wheel assembly is arranged on the front rack, the front wheel assembly comprises front wheels, the rear wheel assembly is arranged on the rear rack, the rear wheel assembly comprises rear wheels, and the driving motor drives the front wheels and/or the rear wheels;

the header assembly is arranged on the rack and comprises a header, a cutting motor and a cutting knife, and the cutting motor drives the cutting knife to cut grass;

a battery mounted on the frame;

the control device is used for controlling the running mechanism to run, and the control device comprises:

a control handle mounting base;

the control handle is rotatably arranged on the control handle mounting seat.

2. The lawnmower of claim 1, wherein the handle mount is rotatably mounted to the frame, and wherein the handle and the handle mount rotate synchronously when the handle mount and the frame rotate relative to each other.

3. The mower of claim 2 wherein said handle comprises a handle grip and a second stop plate, said second stop plate being attached to a bottom portion of said handle grip.

4. The mower according to claim 3, wherein the control handle further comprises a sleeve, the sleeve is disposed at a connection position of the second limiting plate and the control handle, the control handle is mounted on the control handle mounting seat through a first rotating shaft, the first rotating shaft penetrates through the sleeve and is fixed with the sleeve, and two ends of the first rotating shaft are respectively rotatably mounted on the control handle mounting seat.

5. The mower of claim 3, wherein the control device comprises a limiting component, a resetting component and an elastic component;

the limiting assembly locks the control handle at an initial position;

the reset component drives the control handle to reset to the initial position along a first direction;

the elastic assembly is installed on the control handle installation seat and connected with the second limiting plate.

6. The mower according to claim 5, wherein the limiting assembly comprises a second fixing seat, a second limiting rod and a second elastic body, one end of the second limiting rod is mounted on the second fixing seat, the other end of the second limiting rod extends towards the control handle, a second limiting hole matched with the second limiting rod is formed in the second limiting rod, and the second elastic body is arranged between the second limiting rod and the second fixing seat.

7. The mower according to claim 6, wherein the second limiting rod is arranged obliquely, the included angle between the second limiting rod and the horizontal plane is 8-10 degrees, and the second limiting hole is a kidney-shaped hole.

8. The mower of claim 5 wherein the return assembly comprises a tension spring having one end connected to the handle mount for moving the handle mount in a first direction.

9. The mower according to claim 5, wherein the elastic assembly comprises a spring seat and a compression spring, the compression spring is arranged in the spring seat, the spring seat is mounted at the bottom of the control handle mounting seat, one end of the compression spring is connected to the spring seat, and the other end of the compression spring is connected with the second limiting plate.

10. The mower of claim 1, wherein the front wheel assembly comprises a front fork rotatably mounted to the frame, the front wheel being mounted to the front fork, and a wheel guard disposed at a front end of the front fork, the front end of the wheel guard extending beyond the front wheel.

11. The mower of claim 1, wherein a back cushion is arranged above the standing area, the back cushion inclines forwards from bottom to top, and the angle between the back cushion and the horizontal direction is 100-110 degrees.

12. The mower of claim 1, wherein a control platform is arranged above the standing area, a display screen is arranged on the control platform, and the display screen forms an included angle of 150-160 degrees with the horizontal direction.

13. The mower of claim 1 wherein said frame defines a first receiving area, said batteries being mounted in said first receiving area, said first receiving area defining a plurality of first mounting holes, said batteries of different sizes being compatible with different ones of said first mounting holes.

14. The mower of claim 1, wherein the mower tail is provided with a first charging interface, and the first charging interface is at an angle of 15-30 degrees with respect to the ground.

15. The lawnmower of claim 14, wherein the first charging interface is provided with a reversible charging flap.

16. The lawnmower of claim 1, wherein a storage platform is disposed on the lawnmower above the battery.

17. The lawnmower of claim 16, wherein the front end of the deck is provided with a reinforced connection plate to the frame.

18. The lawnmower of claim 1, comprising a control assembly disposed above the battery.

19. The lawnmower according to claim 1, wherein the lawnmower comprises two electromagnetic brakes provided to be mounted on the drive motors of the two rear wheels, respectively, and a brake release mechanism comprising:

the connecting seat is arranged on the rack;

the pull rod is rotatably connected to the connecting seat;

the electromagnetic brake device comprises at least two traction pieces, one end of each traction piece is connected with the corresponding pull rod, the other end of each traction piece is connected with the corresponding electromagnetic brake, and the pull rods rotate to drive the traction pieces to pull the two electromagnetic brakes to be synchronously released to be opened or reset to be closed.