CN115152405A

CN115152405A - Energy-efficient robot of mowing

Info

Publication number: CN115152405A
Application number: CN202210878789.5A
Authority: CN
Inventors: 卢正山; 蔡廷寅; 张庆玉; 严冬冬
Original assignee: Anhui Yisheng Electromechanical Technology Co ltd
Current assignee: Anhui Yisheng Electromechanical Technology Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-10-11
Anticipated expiration: 2042-07-25
Also published as: CN115152405B

Abstract

The invention provides an efficient and energy-saving mowing robot which comprises a base, a shell and a weeding mechanism, wherein a moving assembly is arranged on the lower end face of the base, the shell is arranged above the base, the weeding mechanism penetrates through the base and is positioned in the shell, the weeding mechanism comprises a first rotating wheel, at least two second rotating wheels and a linkage assembly, the first rotating wheel is arranged on the lower end face of the base through a lifting assembly, the first rotating wheel is arranged below the center of a weeding groove, the second rotating wheel is arranged above the weeding groove through a telescopic assembly and is positioned in the shell, the linkage assembly is arranged in the weeding groove and is connected with the first rotating wheel and the second rotating wheel, and the linkage assembly controls the first rotating wheel and the second rotating wheel to synchronously move towards opposite directions; the first rotating wheel and the second rotating wheel are respectively provided with a first cutting strip and a second cutting strip which are made of flexible materials; the lawn trimming device can trim lawns beside trees conveniently, avoids damage to the trees and improves the trimming efficiency of the lawn.

Description

Energy-efficient robot of mowing

Technical Field

The invention relates to the technical field of mowing robots, in particular to a high-efficiency and energy-saving mowing robot.

Background

In the use in park or the garden, can lay a large amount of lawns usually and improve the sight, reduce soil erosion and water loss simultaneously, the natural growth on lawn needs often to weed the grass operation, avoids influencing normal use, adopts mowing robot to be current conventional means, drives the cutter through drive arrangement mostly and rotates and carry out automatic mowing operation, but current mowing robot still has following problem when using:

trees are planted around most of the existing lawns, some lawns can also present a certain gradient and even have uneven conditions, and the growth vigor of the grass at the water spraying opening is better than that of the grass far away from the water spraying opening due to different watering amounts on the lawns, namely the grass is more flourishing; the existing mower mostly trims grass on the lawn through the motor-driven mowing blade, guarantees the flatness of the lawn, but when the existing mower trims the lawn, when the mower moves beside trees, on one hand, when the turning radius of the mowing blade is smaller than the lower end face of the mower, the grass beside the trees can not be cleanly cut, the radius is too large, the trees are damaged, the lawn trimming machine is inconvenient to perform complete trimming on all corners on the lawn, and the trimming efficiency of the lawn is too low.

Disclosure of Invention

Aiming at the technical problems, the invention provides the high-efficiency and energy-saving mowing robot which can conveniently and rapidly trim lawns beside trees, avoid the damage to the trees and improve the trimming efficiency of the lawns.

In order to achieve the purpose, the invention provides the following technical scheme: an efficient and energy-saving mowing robot comprises a base, a shell and a weeding mechanism, wherein a moving assembly is arranged on the lower end face of the base, the shell is arranged above the base, the weeding mechanism penetrates through the base and is positioned in the shell, the weeding mechanism comprises a first rotating wheel, at least two second rotating wheels and a linkage assembly, the first rotating wheel is arranged on the lower end face of the base through a lifting assembly, is arranged below the center of a weeding groove, is in a circumferential array with respect to the weeding groove, is arranged above the weeding groove through a telescopic assembly and is positioned in the shell, the linkage assembly is arranged in the weeding groove and is connected with the first rotating wheel and the second rotating wheel, and the linkage assembly controls the first rotating wheel and the second rotating wheel to synchronously move towards opposite directions;

and the first rotating wheel and the second rotating wheel are respectively provided with a first cutting strip and a second cutting strip which are made of flexible materials.

Preferably, first cutting strip and second cutting strip all install respectively on first swiveling wheel and second swiveling wheel through removable mode.

Preferably, the linkage subassembly sets up the transfer line, one end and one of them on setting up the rotation inslot including locating first swiveling wheel and second swiveling wheel, two mutual parallels and one end and locating perpendicularly respectively on different swivel ring up end and set up the connecting block side the transfer line rotates and connects the other end and sets up the linkage groove cover through the pole body along length direction and locate another the gangbar on the transfer line and with two the transfer line is parallel and wear to locate the locating lever of weeding inslot wall is connected respectively at gangbar inslot and both ends.

Preferably, the lifting assembly comprises two lifting screw rods and two sliding rods which are symmetrical about the weeding groove and are vertically arranged on the upper end face of the base, one ends of the lifting screw rods are parallelly arranged on the upper end face of the base, the other ends of the lifting screw rods are connected with the other ends of the lifting screw rods in a sliding sleeved mode, first cross rods are arranged on the sliding rods, and first motors are arranged on the first cross rods and are connected with first rotating wheels through control pieces.

Preferably, the control piece is including locating first horizontal pole below and with the first connection pad that the first motor output is connected, locate perpendicularly gag lever post, bottom on the first connection pad bottom are located perpendicularly on the first swiveling wheel and the top cover is located dead lever on the gag lever post and fixed cover are located on the fixed rod top and the up end set up with first connection pad down the terminal surface set up the second connection pad of kelly phase-match draw-in groove perpendicularly.

Preferably, flexible subassembly is including the parallel locate on the base up end and with first horizontal pole be parallel to each other and be located second horizontal pole, two tops connection of second swiveling wheel top montant on the base up end is located perpendicularly to second horizontal pole bottom, locate perpendicularly through the extension rod below extension rod and top stop collar locate extension arm on the second swiveling wheel up end is located perpendicularly to extension rod upper end, be provided with the output on the second horizontal pole and connect the second motor of extension rod.

Preferably, the movable assembly comprises a guide wheel arranged on one end of the lower end face of the base and a driving wheel arranged on the other end of the lower end face of the base, and the driving wheel is positioned below the base and far away from the base, and is smaller than the guide wheel and far away from the base.

The invention has the beneficial effects that: wherein drive first cutting strip through first swiveling wheel and be convenient for carry out the large tracts of land to comparatively level and smooth lawn and repair, when removing trees other, drive first swiveling wheel through lifting unit and remove in the base, drive two at least second swiveling wheels that set up about weeding groove circumference array through the linkage subassembly simultaneously and remove the below in weeding groove, and drive shorter second cutting strip through the second swiveling wheel and repair the lawn, be convenient for repair the lawn other trees other through shorter second cutting strip, and second cutting strip adopts the flexible material preparation, the condition appearance that causes the injury to trees when second cutting strip and trees surface contact has been avoided, the efficiency of pruning lawn other trees has been improved, can be convenient repair the lawn other trees, and avoid causing the damage to trees, the efficiency of repairing the lawn has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention without limiting the invention in which:

fig. 1 is a schematic view of a simple structure of an efficient energy-saving mowing robot provided by the invention.

Fig. 2 is a schematic view of a bottom view structure of the efficient and energy-saving mowing robot provided by the invention.

Fig. 3 is a first state structure schematic diagram of the weeding mechanism of the invention.

Fig. 4 is a structural schematic diagram of a weeding mechanism in a second state.

Fig. 5 is an enlarged schematic view of the structure at the position a of the present invention.

Fig. 6 is an enlarged schematic view of the position B of the present invention.

Fig. 7 is a schematic side view structure diagram of the energy-efficient mowing robot provided by the invention.

In the figure: 1. a base; 2. a housing; 3. a guide wheel; 4. a drive wheel; 5. a weeding groove; 6. a first rotating wheel; 7. a second rotating wheel; 8. a first cutting strip; 9. a second cutting bar; 10. a lifting screw rod; 11. a slide bar; 12. a first cross bar; 13. a first motor; 14. a vertical rod; 15. a second cross bar; 16. an extension rod; 17. extending the arm; 18. positioning a rod; 19. a rotating groove; 20. a rotating ring; 21. connecting blocks; 22. a transmission rod; 23. a linkage rod; 24. a linkage groove; 25. a first splice tray; 26. a clamping rod; 27. a limiting rod; 28. a fixing rod; 29. a second connection pad; 30. a clamping groove.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments are provided. Other embodiments obtained by persons skilled in the art without making creative efforts based on the embodiments in the implementation belong to the protection scope of the invention.

Referring to fig. 1-7, a high-efficiency energy-saving mowing robot comprises a base 1, a shell 2 and a weeding mechanism, wherein the lower end face of the base 1 is provided with a moving assembly, the shell 2 is arranged above the base 1, the weeding mechanism penetrates through the base 1 and is positioned in the shell 2, the weeding mechanism comprises a first rotating wheel 6, at least two second rotating wheels 7 and a linkage assembly, the first rotating wheel 6 and the second rotating wheel 7 are arranged on the lower end face of the base 1 through a lifting assembly, the first rotating wheel 6 is arranged below the center of a weeding groove 5, the second rotating wheel 7 is arranged above the weeding groove 5 through a telescopic assembly and is positioned in the shell 2, the linkage assembly is arranged in the weeding groove 5 and is connected with the first rotating wheel 6 and the second rotating wheel 7, and the linkage assembly controls the first rotating wheel 6 and the second rotating wheel 7 to synchronously move in opposite directions;

the first rotating wheel 6 and the second rotating wheel 7 are respectively provided with a first cutting strip 8 and a second cutting strip 9 which are made of flexible materials.

As shown in fig. 1 to 7, the first rotating wheel 6 and the second rotating wheel 7 rotate to facilitate the cutting of grass on a lawn by the first cutting strip 8 and the second cutting strip 9, so as to facilitate the trimming of the lawn, and the first cutting strip 8 and the second cutting strip 9 are made of flexible materials, so that when the lawn beside a tree is trimmed, the tree is not damaged even if the lawn contacts with the surface of the tree; when the lawn beside the tree is trimmed by the device, the first rotating wheel 6 rotates to drive the first cutting strips 8 to cut grass, so that the lawn is trimmed in a large area, the efficiency of trimming the lawn is improved, when the lawn beside the tree is trimmed, the longer first cutting strips 8 do not affect the tree but cause larger friction when the longer first cutting strips 8 contact the tree, the energy consumption of the lawn mower body is improved, the first rotating wheel 6 is lifted by the lifting assembly, the linkage assembly drives the second rotating wheel 7 to move towards the lower part of the weeding groove 5, when the lawn beside the tree is trimmed by the shorter second cutting strips 9, the shorter cutting strips 9 contact the tree, the tree is not damaged, the length of the second cutting strips 9 is reduced, the energy consumption is reduced, the lawn beside the tree is conveniently trimmed, the lawn beside the tree can be conveniently trimmed, the damage to the tree is avoided, and the efficiency of trimming the lawn is improved.

The first cutting strip 8 and the second cutting strip 9 are both detachably mounted on the first rotating wheel 6 and the second rotating wheel 7, respectively.

Wherein when the first cutting strip 8 and the second cutting strip 9 are used for a long time, the abrasion is larger or the damage is generated, so that the replacement is convenient.

The linkage assembly comprises a rotating ring 20 arranged on the first rotating wheel 6 and the second rotating wheel 7 and provided with a rotating groove 19, two mutually parallel transmission rods 22 with one ends respectively and perpendicularly arranged on the upper end surfaces of the different rotating rings 20 and provided with a connecting block 21 on the side surface, one end of each linkage rod 22 is rotationally connected with one of the transmission rods 22, the other end of each linkage rod is provided with a linkage groove 24 along the length direction on the rod body and sleeved on the other transmission rod 22, and positioning rods 18 which are parallel to the two transmission rods 22, penetrate through the linkage grooves 24 and are connected with the inner wall of the weeding groove 5 at two ends respectively.

As shown in fig. 5, wherein when first swiveling wheel 6 moves to the top under weeding groove 5, because locating lever 18 wears to locate in the link slot 24 and both ends and the 5 interior wall connections in weeding groove, thereby make the transfer line 22 rebound that sets up on the first swiveling wheel 6, make the link bar 23 close to the 6 one end rebound of first swiveling wheel, thereby be convenient for drive the transfer line 22 rebound that link bar 23 closed on wearing to establish in the link slot 24, and this transfer line 22 locates on second swiveling wheel 7, thereby be convenient for drive second swiveling wheel 7 rebound, move the below of weeding groove 5, thereby realize the conversion of first swiveling wheel 6 to second swiveling wheel 7, thereby when should dealing with different situations, adjust the mode that is fit for the lawn and repairment, the efficiency of repairment to the lawn has been improved.

The lifting assembly comprises two lifting screw rods 10 and two sliding rods 11 which are symmetrical about the weeding groove 5 and are vertically arranged on the upper end face of the base 1, a first cross rod 12 which is arranged on the upper end face of the base 1 in parallel, one end of the first cross rod is in threaded connection with the lifting screw rods 10, the other end of the first cross rod is in sliding sleeve connection with the sliding rods 11, and a first motor 13 which is arranged on the first cross rod 12 and is connected with the first rotating wheel 6 through a control piece.

As shown in fig. 3, the lifting screw 10 is driven by a stepping motor, so that when the stepping motor drives the lifting screw 10 to rotate, the first cross bar 12 in threaded connection with the lifting screw 10 is driven to move upwards, thereby facilitating driving the first rotating wheel 6 to move upwards.

The control piece is including locating first horizontal pole 12 below and with the first connection pad 25 that first motor 13 output is connected, locate the gag lever post 27 on first connection pad 25 bottom perpendicularly, the bottom is located perpendicularly on first swiveling wheel 6 and the dead lever 28 on gag lever post 27 is located to the top cover, and fixed cover is located on dead lever 28 top and the up end seted up with first connection pad 25 lower terminal surface set up the second connection pad 29 of kelly 26 assorted draw-in groove 30 perpendicularly.

As shown in fig. 2-4, when the lifting assembly drives the first motor 13 to move upwards, the first connecting plate 25 is conveniently driven to move upwards, and the clamping rod 26 disposed on the lower end surface of the first connecting plate 25 moves above the clamping groove 30 and leaves the second connecting plate 29, so that the first motor 13 is prevented from driving the first rotating wheel 6 to rotate when the first rotating wheel 6 moves above the base 1.

The telescopic assembly comprises a second cross rod 15 which is arranged on the upper end face of the base 1 in parallel, is parallel to the first cross rod 12 and is positioned above the second rotating wheel 7, two tops of the second cross rod are connected with a vertical rod 14 arranged at the bottom end of the second cross rod 15 vertically on the upper end face of the base 1, an extension rod arranged below the vertical rod 14 vertically through an extension rod 16, and a top limit sleeve is arranged on the extension rod, the bottom end of the extension rod is vertically arranged on an extension arm 17 arranged on the upper end face of the second rotating wheel 7, and a second motor with an output end connected with the extension rod 16 is arranged on the second cross rod 15.

As shown in fig. 4, wherein second swiveling wheel 7 is connected with the second motor through flexible subassembly, thereby be convenient for realize rotating through second motor drive second swiveling wheel 7, dress the lawn surface through second cutting strip 9, wherein flexible subassembly is used for guaranteeing that second swiveling wheel 7 can move on vertical direction, so that through cooperation linkage subassembly, carry out the conversion between first swiveling wheel 6 and the second swiveling wheel 7, so that dress the lawn of the different situations through different modes, the efficiency of trimming on the lawn has been improved on the one hand, on the other hand has reduced the energy consumption when cutting the lawn.

The movable assembly comprises a guide wheel 3 arranged on one end of the lower end face of the base 1 and a driving wheel 4 arranged on the other end of the lower end face of the base 1, and the driving wheel 4 is positioned below the base 1 and far away from the base 1, and the distance between the guide wheel 3 and the far away part of the base 1 is smaller than that between the guide wheel 3 and the base 1.

As shown in fig. 7, when the device is located on the lawn, the first rotating wheel 6 or the second rotating wheel 7 located below the weeding groove 5 is higher than the side close to the driving wheel 4 on one side close to the guiding wheel 3 on one side, when the first rotating wheel 6 or the second rotating wheel 7 rotates, namely, when the lawn is trimmed, the first cutting strip 8 or the second cutting strip 9 forms a cutting surface under the rotation condition and is obliquely arranged, so that when the device goes up slope, the cutting surface located on one side of the guiding wheel 3 is higher in degree of avoiding cutting the lawn, the cutting surface located on one side close to the driving wheel 4 can trim the lawn surface flatly, when the device goes down slope, the cutting surface located on one side close to the driving wheel 4 can trim the lawn surface flatly, and the efficiency of trimming the lawn is improved. And avoids damage to the lawn.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only preferred examples of the present invention and are not intended to limit the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An efficient and energy-saving mowing robot comprises a base (1) with a moving assembly arranged on the lower end face, a shell (2) arranged above the base (1), and a weeding mechanism which is arranged on the base (1) in a penetrating mode and is located in the shell (2), and is characterized in that the weeding mechanism comprises a first rotating wheel (6) which is arranged on the lower end face of the base (1) through a lifting assembly and is arranged below the center of a weeding groove (5), at least two second rotating wheels (7) which are arranged above the weeding groove (5) through a telescopic assembly and are located in the shell (2), and a linkage assembly which is arranged in the weeding groove (5) and is connected with the first rotating wheel (6) and the second rotating wheel (7), wherein the linkage assembly controls the first rotating wheel (6) and the second rotating wheel (7) to move synchronously in opposite directions;

and the first rotating wheel (6) and the second rotating wheel (7) are respectively provided with a first cutting strip (8) and a second cutting strip (9) which are made of flexible materials.

2. An energy efficient mowing robot according to claim 1, wherein: the first cutting strip (8) and the second cutting strip (9) are both detachably mounted on the first rotating wheel (6) and the second rotating wheel (7) respectively.

3. An energy efficient mowing robot according to claim 1, wherein: linkage subassembly sets up transfer line (22), one end and one of them on setting up on different transfer line (20) up end and setting up connecting block (21) side including locating first swiveling wheel (6) and second swiveling wheel (7) in swivel becket (19), two parallel to each other and one end are located perpendicularly respectively and drive lever (22), one end and one of them transfer line (22) rotate connect the other end and set up linkage groove (24) cover and locate another through the pole body along length direction link (23) on transfer line (22) and with two transfer line (22) are parallel and wear to locate link groove (24) interior and both ends are connected locating lever (18) of weeding groove (5) inner wall respectively.

4. An energy efficient mowing robot according to claim 1, wherein: lifting unit includes two and locates lift lead screw (10) and slide bar (11) on base (1) up end about weeding groove (5) symmetry and perpendicular, parallel locate on base (1) up end and one end with lift lead screw (10) threaded connection other end sliding sleeve locates first horizontal pole (12) on slide bar (11) and locate first horizontal pole (12) and first motor (13) of connecting first swiveling wheel (6) through the control.

5. An energy efficient mowing robot according to claim 4, wherein: the control piece is including locating first horizontal pole (12) below and first connection pad (25) of being connected with first motor (13) output, locating perpendicularly gag lever post (27) on first connection pad (25) bottom, the bottom is located perpendicularly on first swiveling wheel (6) and the top cover is located dead lever (28) on gag lever post (27) and fixed cover are located on dead lever (28) top and the up end seted up with first connection pad (25) lower terminal surface set up second connection pad (29) of kelly (26) phase-match draw-in groove (30) perpendicularly.

6. An energy efficient mowing robot according to claim 5, wherein: flexible subassembly is including parallel locate on base (1) up end and with first horizontal pole (12) parallel to each other and be located second horizontal pole (15), two tops connection of second swiveling wheel (7) top montant (14) on base (1) up end are located perpendicularly to second horizontal pole (15) bottom, locate perpendicularly through extension rod (16) extension rod and the spacing cover in top of montant (14) below are located extension rod and top are located extension arm (17) on second swiveling wheel (7) up end are located perpendicularly to the upper end of extension rod, be provided with the output on second horizontal pole (15) and connect the second motor of extension rod (16).

7. An energy efficient mowing robot according to claim 1, wherein: the movable assembly comprises a guide wheel (3) arranged on one end of the lower end face of the base (1) and a driving wheel (4) arranged on the other end position of the lower end face of the base (1), wherein the distance from the part below the base (1) where the driving wheel (4) is located to the other end position is smaller than the distance from the guide wheel (3) to the part far away from the base (1).