CN102948301A - Grass cuter and butt-joint charging system - Google Patents
Grass cuter and butt-joint charging system Download PDFInfo
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- CN102948301A CN102948301A CN2012101637484A CN201210163748A CN102948301A CN 102948301 A CN102948301 A CN 102948301A CN 2012101637484 A CN2012101637484 A CN 2012101637484A CN 201210163748 A CN201210163748 A CN 201210163748A CN 102948301 A CN102948301 A CN 102948301A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/76—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure with sockets, clips or analogous contacts and secured to apparatus or structure, e.g. to a wall
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Abstract
The invention discloses a grass cutter. The grass cuter comprises a housing, wheels, a cutting blade, a cutting motor and a power supply module, wherein a charging slot which is sunken towards the interior of the housing is arranged on the housing; the power supply module comprises a charging terminal for transmitting energy or a signal; the charging terminal is arranged inside the charging slot, so that the charging terminal is not exposed outside the housing, thus avoiding corrosion caused by being wetted by rain, avoiding bad contract of the charging terminal and preventing the charging terminal from deforming due to collision. The invention further provides a butt-joint charging system.
Description
Technical field
The present invention relates to a kind of mower and docking charging system.
Background technology
Along with the continuous progress of computer technology and artificial intelligence technology, the automatic working system that is similar to intelligent robot has begun the life of coming into people slowly.The company such as Samsung, Electrolux has all developed automatic dust catcher and has put goods on the market.The common volume of this automatic dust catcher is small and exquisite, is integrated with environmental sensor, from drive system, dust collecting system, battery and charging system, can need not manual control, cruise indoor voluntarily, auto-returned charging station when energy is low, then docking and charging continue the dust suction of cruising.Simultaneously, the companies such as Haas Ke Wana have developed similar intelligent grass-removing, and it can be mowed in user's lawn automatically, charging, need not the user and interferes.Because this automatic working system just need not to drop into the energy management after once arranging again, free the user is uninteresting from cleaning, lawn maintenance etc. and the housework work of wasting time and energy, so be subject to very big welcome.
Existing mower is arranged at front top with charging terminal usually, and charging terminal is outwards outstanding.During charging, charging terminal upwards props up the power supply terminal of charging station, and docking mode is simple.Yet, be exposed to outside charging terminal and very easily drenched by rainwater or other liquid, thus corrosion, so that the charging terminal loose contact, even short circuit is burnt.In addition, be exposed to outside charging terminal and also because mower collides with exterior object deformation occur easily.Therefore be necessary existing mower and charging station are improved.
Summary of the invention
For the deficiency that prior art exists, the invention provides the mower that a kind of charging terminal is difficult for being drenched, being difficult for by rainwater corrosion.
Technical scheme of the present invention is achieved in that a kind of mower, comprising: housing; Be arranged at some wheels of housing bottom; Be used for carrying out the cutting blade of cutting operation; Drive the cutting motor of described cutting blade; Be arranged at the power supply module in the housing, be used to described cutting motor power supplying; Described housing is provided with to the charging slot of enclosure interior depression, and described power supply module has the charging terminal for transmitting energy or signal, and described charging terminal is arranged in the described charging slot.
Preferably, described mower is automatic mower, and described automatic mower comprises that also the running motor that is arranged in the housing and transmission mechanism, described transmission mechanism connect described running motor and described wheel.
Preferably, described charging slot is positioned at the front center of described housing.
Preferably, the height of the root edge of the described wheel of the diapire of described charging slot distance is at least 40mm.
Preferably, described charging slot extends longitudinally to described enclosure interior.
Preferably, the width of described charging slot is reduced gradually by the opening part of the charging slot end to charging slot.
Preferably, described charging slot comprises the first groove and the second groove, and described the first groove separates by dividing plate with the second groove.
Preferably, described charging terminal is lumpy structure, laminated structure or rod shaped structure.
Preferably, described charging terminal is fixedly connected on the interior sidewall of described charging slot.
Further, be provided with the thin plate vertical with the diapire of described charging slot in the described charging slot, described charging terminal is arranged on the described thin plate.
Further, described charging terminal comprises the projection that is arranged on the described thin plate, and described thin plate or projection are made of elastomeric material.
Preferably, described charging terminal is rotationally connected with on the interior sidewall of described charging slot.
Further, described charging terminal comprises shell fragment and spring, the roof of described charging slot is provided with two outstanding connecting portions, the shell fragment of described charging terminal is rotationally connected with described two connecting portions respectively, described spring shaft is connected on the described connecting portion, the first leg and the described connecting portion of described spring are fixedly linked, the second leg and described shell fragment butt.
Preferably, described charging terminal comprises the first terminal and the second terminal, described the first terminal and the second terminal include at least one main terminal and one terminal that can dock with external power terminal, when charging terminal docked with external power terminal, at least one in described main terminal and time terminal docked with external power terminal.
Preferably, described mower also comprises at least part of dust proof member of blocking described charging slot.
Further, described dust proof member is the dust excluding plate on charging slot of being movably connected.
Further, described dust excluding plate is arranged at the position of the close described opening of sidewall in the described charging slot.
Further, described dust excluding plate is rotationally connected with on the interior sidewall of described charging slot.
Further, the distance of described charging terminal and described charging slot opening is greater than the distance of described dust excluding plate to described charging slot opening, when described charging terminal is in not with the power supply terminal of outside docks original state, described dust excluding plate blocks the opening of described charging slot at least in part, and at least part ofly cover in described charging terminal, after being in the mated condition of docking with the power supply terminal of outside when described charging terminal, the side of the equal butt external power terminal of described dust excluding plate and charging terminal.
Further, described charging terminal is rotationally connected with on the interior sidewall of charging slot, and the distance between the pivot of described charging terminal and the pivot of dust excluding plate is greater than the radius of gyration of dust excluding plate.
Further, described charging terminal is arranged at respectively on the interior relative two side of charging slot with described dust excluding plate, after being in the mated condition of docking with the power supply terminal of outside when described charging terminal, described dust excluding plate and charging terminal be two relative sides of butt external power terminal in opposite directions.
Further, described dust excluding plate is made of insulating materials.
Further, described dust excluding plate is made of conductive material, and is electrically connected with charging terminal.
Further, described dust proof member is dustproof brush, and described dustproof brush comprises that brush holder reaches the brush spare of the flexibility that is connected with described brush holder.
Further, described brush holder is fixed in the top of described charging slot opening.
The present invention also provides a kind of docking charging system with above-mentioned mower and charging station, and described charging station comprises: pedestal; Fixing or the movable power supply terminal that stretches out from described pedestal, when described charging station carries out energy or signal when transmitting to described mower, described power supply terminal extend in the charging slot of described mower and with described charging terminal and docks.
Preferably, described charging terminal comprises the first terminal and the second terminal at least, described power supply terminal comprises the 3rd terminal and the 4th terminal at least, when described charging station carried out energy or signal transmission to described mower, described the 3rd terminal and the 4th terminal were electrically connected with the first terminal and the second terminal respectively.
Further, described pedestal comprises main body and the charging tongue that links to each other with described main body, the end of described charging tongue is concordant with the height of the charging slot of described mower with respect to the height of base bottom, described the 3rd terminal and the 4th terminal all are arranged at the end of described charging tongue, when described charging station carried out energy or signal transmission to described mower, described charging tongue extend in the charging slot of described mower.
Further, described the 3rd terminal and the 4th terminal be arranged at respectively described charging tongue back to two outer walls on, at least a portion of described charging tongue to the horizontal range of described main body greater than described the 3rd terminal or the 4th terminal horizontal range to described main body.
Further, described the 3rd terminal is parallel with the 4th terminal, when described charging terminal docks with described power supply terminal, described the first terminal side direction or vertically compress described the 3rd terminal, described the second terminals side to or vertically compress described the 4th terminal.
Further, described the 3rd terminal and the 4th terminal are all for by the outward extending column of described pedestal.
Preferably, described charging station also comprises occlusion part, described occlusion part stretches out and is positioned at the top of described power supply terminal from the top of described pedestal, and described occlusion part shelters from described power supply terminal fully from the top, and the distance of described occlusion part and power supply terminal is greater than the case top of described mower and the vertical range between the charging slot.
Preferably, described charging station also comprises base plate, and described pedestal is positioned on the described base plate, and when described charging station carried out energy or signal transmission to described mower, described mower integral body was positioned on the described base plate.
The charging slot of depression is set by the housing at mower, charging terminal is arranged in the charging slot, so that charging terminal is not exposed to the outside of housing, can not drenched and corrosion by rainwater, avoided the charging terminal loose contact, prevented that charging terminal from because of collision deformation occuring.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is the side schematic view of docking charging system in the first preferred embodiments of the present invention.
Fig. 2 is the schematic top plan view before automatic mower docks with charging station in the first preferred embodiments of the present invention.
Fig. 3 is the schematic top plan view that automatic mower docks with charging station in the first preferred embodiments of the present invention.
Fig. 4 is the part schematic top plan view that the second preferred embodiments of charging system is docked in the present invention.
Fig. 5 is along the part cross-sectional schematic of A-A line among Fig. 4.
Fig. 6 is the part schematic top plan view that the 3rd preferred embodiments of charging system is docked in the present invention.
Fig. 7 is along the part cross-sectional schematic of B-B line among Fig. 6.
Fig. 8 is the part schematic top plan view that the 4th preferred embodiments of charging system is docked in the present invention.
Fig. 9 is along the part cross-sectional schematic of C-C line among Fig. 8.
Figure 10 is the part schematic top plan view that the 5th preferred embodiments of charging system is docked in the present invention.
Figure 11 is along the part cross-sectional schematic of D-D line among Figure 10.
Figure 12 is the part schematic top plan view that the 6th preferred embodiments of charging system is docked in the present invention.
Figure 13 is along the part cross-sectional schematic of E-E line among Figure 12.
Figure 14 is the part schematic top plan view that the 7th preferred embodiments of charging system is docked in the present invention.
Figure 15 is along the part cross-sectional schematic of F-F line among Figure 14.
Figure 16 is the schematic perspective view of automatic mower among Figure 14.
Figure 17 is the part schematic top plan view that the 8th preferred embodiments of charging system is docked in the present invention.
Figure 18 is along the part cross-sectional schematic of G-G line among Figure 17.
Wherein,
100, automatic mower; 200, charging station; 10, housing;
20, wheel; 30, running motor; 40, power supply module;
41, charging terminal; 42, first circuit board; 43, battery;
11, top; 12, bottom; 13, front end;
14, charging slot; 411, the first terminal; 412, the second terminal;
413, the first thin plate; 414, projection; 415, the second thin plate;
210, pedestal; 212, main body; 220, charging tongue;
230, power line; 240, occlusion part; 250, base plate;
260, power supply terminal; 261, the 3rd terminal; 262, the 4th terminal;
211, second circuit board; 50, thin plate; 52, collets;
54,64, spring; 60, connecting portion; 62, shell fragment;
70, crook; 411a, the first main terminal; 412a, the second main terminal;
412b, terminal for the second time; 81, the first dust excluding plate; 82, the second dust excluding plate;
83, baffle plate; 61,84, pivot; 65, dividing plate;
66, hairbrush; 661, brush holder; 662, bristle;
Embodiment
With reference to shown in Figure 1, a kind of docking charging system comprises mower and charging station 200.Mower is walked among a boundary and is carried out cutting operation, and charging station 200 is used for returning makeup energy for mower when energy deficiency.
In the present embodiment, mower is automatic mower 100.Automatic mower 100 comprises the housing 10 that extends longitudinally, be arranged at some wheels 20 of housing 10 bottoms 12, be arranged at the running motor 30 in the housing 10, the transmission mechanism (not shown) that connects running motor 30 and wheel 20, power supply module 40 for running motor 30 power supplies, the cutting blade (not shown) that is used for the work of cutting, and the cutting motor (not shown) of driving cutting blade.
The top 11 of housing 10 and front end 13 middle parts between the bottom 12 are provided with to the charging slot 14 of housing 10 inner recess, and charging slot 14 extends longitudinally to enclosure interior.In the present embodiment, charging slot 14 is to enclosure interior horizontal-extending longitudinally, and the front end 13 of housing 10 is level and smooth curved surface.In other embodiments, front end 13 also can be plane or other suitable shapes.
Please be simultaneously with reference to Fig. 2, charging terminal 41 comprises the first terminal 411 and the second terminal 412.The first terminal 411 and the second terminal 412 all are arranged in the charging slot 14, thereby so that the first terminal 411 and the second terminal 412 are not exposed to the outside of housing 10, charging terminal 41 is difficult for being drenched and corrosion by rainwater, prevented that also dust accumulation is between the first terminal 411 and the second terminal 412, prevented that charging terminal 41 from because of housing 10 and exterior object bump deformation occuring, and has avoided the danger of charging terminal 41 short circuits.
The end of the horizontal width of charging slot 14 from the opening part of charging slot 14 to charging slot 14 reduces gradually, is " eight " font.Even the direct of travel of automatic mower 100 is not as the crow flies towards external power terminal, as long as external power terminal is in the wider opening part of charging slot 14, can be by the guide effect of the inwall of charging slot 14 " eight " fonts so that external power terminal moves in the charging slot 14 and with charging terminal 41 docks, increased the probability that charging terminal 41 is aimed at external power terminal.
The first terminal 411 and the second terminal 412 are lumpy structure, laminated structure or rod shaped structure, and are fixedly connected with or are rotationally connected with on the sidewall in the charging slot 14.
In the present embodiment, the first terminal 411 and the second terminal 412 are lumpy structure, outstanding being arranged on the charging slot 14 interior relative left and right sides inwalls props up external power terminal in opposite directions respectively, prevents that charging terminal 41 from throwing off with external power terminal because of housing 10 slight bounce-backs.
Please refer again to Fig. 1, charging station 200 is usually located on boundary next door or the boundary, comprises pedestal 210, is arranged at the power line 230 on the pedestal 210, the occlusion part 240 that stretches out from the top of pedestal 210, and the base plate 250 that is positioned at pedestal 210 belows.
The shape of the end of charging tongue 220 and the shape of charging slot 14 adapt, and the end of the tongue 220 that namely charges also is " eight " font.The end of charging tongue 220 is provided with power supply terminal 260.Power supply terminal 260 comprises the 3rd terminal 261 and the 4th terminal 262.The 3rd terminal 261 and the 4th terminal 262 be arranged at the charging tongue 220 back to two outer walls on, as about two outer walls.
The end of charging tongue 220 arrives the horizontal range of main body 212 greater than the 3rd terminal 261 or the 4th terminal 262 to the horizontal range of main body 212.When the end of charging tongue 220 was in the wider opening part of charging slot 14, the inwall of charging slot 14 can relatively move with the outer wall of charging tongue 220, until power supply terminal 260 butts of the charging terminal 41 of charging slot 14 and charging tongue 220.
Please also refer to Fig. 3, when 200 pairs of automatic mowers of charging station 100 carry out energy or signal transmission, the end of charging tongue 220 extend in the charging slot 14 of automatic mower 100, power supply terminal 260 docks with charging terminal 41, and namely the 3rd terminal 261 and the 4th terminal 262 are electrically connected with the first terminal 411 and the second terminal 412 respectively.
Further, the first terminal 411 and the second terminal 412, link to each other with charging slot 14 interior corresponding inwalls such as the spring (not shown) all by flexible member, and flexible member can be flexible in the direction vertical with inwall.When the first terminal 411 and the second terminal 412 contact with power supply terminal 260, the first terminal 411 and the second terminal 412 can prop up power supply terminal 260 and not easily disengaging by flexible member, even housing 10 has slight movement in the vertical, also can be by the flexible member automatic impaction and can not cause further movement.In other embodiments, flexible member also can be arranged between the outer wall of the 3rd terminal 261, the 4th terminal 262 and charging tongue 220.
Also be provided with second circuit board 211 in the pedestal 210, be used for change the energy that transmits from power line 230 or the electrical characteristic of signal, such as the AC-DC conversion etc.
The length of occlusion part 240 is greater than the length of charging tongue 220, and occlusion part 240 shelters from charging tongue 220 or power supply terminal 260 fully from the top, thereby has avoided the power supply terminal 260 of charging tongue 220 to be drenched and corrosion by rainwater.The vertical range of occlusion part 240 and charging tongue 220 guarantees that greater than housing 10 tops 11 of automatic mower 100 and the vertical range between the charging slot 14 automatic mower 100 can enter into charging station 200.
The first terminal 411 and the second terminal 412 also can be arranged on the elastic sheet vertical with diapire in the charging slot 14, by elastic reaction and the external power terminal elasticity butt of thin plate.
Please refer to Fig. 4 and Fig. 5, the present invention is docked in the second preferred embodiments of charging system, the 3rd terminal 261 and the 4th terminal 262 are set in parallel in the end of charging tongue 220, the first terminal 411 and the second terminal 412 include first thin plate 413 vertical with the diapire of charging slot 14 and are arranged on some shaft-like projection 414 on the first thin plate 413, and the one side that the first thin plate 413 of the first terminal 411 is provided with projection 414 and the first thin plate 413 of the second terminal 412 are provided with the one side opposing parallel setting of projection 414.Some projections 414 on the first thin plate 413 of the first terminal 411 and the second terminal 412 are parallel to each other and are vertical with the diapire of charging slot 14, and the outer surface of projection 414 is arc.The first thin plate 413 is made of elastomeric material, when power supply terminal 260 side direction compress projection 414, but the 413 side direction generation elastic deformations of the first thin plate and with power supply terminal 260 elasticity butts.
When charging terminal 41 docked with power supply terminal 260, the projection 414 of the first terminal 411 and the second terminal 412 propped up power supply terminal 260 in opposite directions, prevented that charging terminal 41 is because of housing 10 slight bounce-backs and power supply terminal 260 disengagements.Because the outer surface of projection 414 is arc so that power supply terminal 260 can extend into the zone between the first terminal 411 and the second terminal 412 easily, and with all projection 414 butts.
The two ends of the first thin plate 413 also are provided with to the second thin plate 415, the second thin plates 415 that extend away from the direction of projection 414 and are fixedly connected with the diapire of charging slot 14, to fix the first thin plate 413.
Please refer to Fig. 6 and Fig. 7, the present invention is docked in the 3rd preferred embodiments of charging system, and the 3rd terminal 261 and the 4th terminal 262 are arranged at the end of charging tongue 220 abreast, and elastic sheet 50 is arranged at charging slot 14 towards the end of opening.The first terminal 411 and the second terminal 412 are thin slice, are arranged on the same plane of thin plate 50 and by collets 52 to separate, and have so greatly increased the probability that charging terminal 41 is aimed at power supply terminal 260.In the present embodiment, be connected the impact that thin plate 50 is caused with minimizing between the end of power supply terminal 260 and charging tongue 220 by spring 54.
Please refer to Fig. 8 and Fig. 9, the present invention is docked in the 4th preferred embodiments of charging system, the first terminal 411 and the second terminal 412 are rod shaped structure, and be set in parallel in the end of charging slot 14, the 3rd terminal 261 and the 4th terminal 262 be arranged in parallel, when charging terminal 41 docks with power supply terminal 260, the first terminal 411 compresses the 3rd terminal 261 in the horizontal plane side direction, the second terminal 412 compresses the 4th terminal 262 in the horizontal plane side direction, and the first terminal 411, the second terminal 412 compress opposite direction, so so that contacting between charging terminal 41 and the power supply terminal 260 is more reliable.
Further, the free end of the 3rd terminal 261 and the 4th terminal 262 extends a crook 70 dorsad at horizontal plane, when charging terminal 41 docks with power supply terminal 260, the first terminal 411 compresses the 3rd terminal 261 from the outside crook 70, the second terminals 412 compress the crook 70 of the 4th terminal 262 from the outside.In other embodiments, the second end of the 3rd terminal 261 and the free end of the 4th terminal 262 also can extend crook 70 in opposite directions at horizontal plane.
Please refer to Figure 10 and Figure 11, the present invention is docked in the 5th preferred embodiments of charging system, the first terminal 411 comprise the first main terminal 411a of being the curved surface sheet and for the first time terminal (because of the visual angle reason, not shown), the second terminal 412 comprises the second main terminal 412a of being the curved surface sheet and terminal 412b for the second time.The first main terminal 411a and the second main terminal 412a elasticity are connected in the roof of charging slot 14, for the first time terminal and for the second time terminal 412b elasticity be connected in the diapire of charging slot 14.The 3rd terminal 261 and the 4th terminal 262 are arranged at the end of charging tongue 220 abreast.When charging terminal 41 docks with power supply terminal 260, the first main terminal 411a compresses the 3rd terminal 261 downwards at vertical plane, terminal upwards compresses the 3rd terminal 261 at vertical plane for the first time, the second main terminal 412a compresses the 4th terminal 262 downwards at vertical plane, and terminal 412b upwards compresses the 4th terminal 262 at vertical plane for the second time.Like this so that the contact area between charging terminal 41 and the power supply terminal 260 increases, conducting resistance diminishes, and contact is more firm.
Please refer to Figure 12 and Figure 13, the present invention is docked in the 6th preferred embodiments of charging system, the roof of charging slot 14 is provided with outstanding connecting portion 60, the first terminal 411 and the second terminal 412 include shell fragment 62 and spring 64, shell fragment 62 is rotationally connected with connecting portion 60, spring 64 is coupling on connecting portion 60, and the first leg and the connecting portion 60 of spring 64 are fixedly linked, the second leg and shell fragment 62 butts.Under the original state (shown in Figure 13 dotted portion), because the effect of spring 64, the end of shell fragment 62 opens certain angle towards the opening direction of charging slot 14.When charging terminal 41 docked with power supply terminal 260, power supply terminal 260 extend in the charging slot 14 and compresses charging terminal 41, so that charging terminal 41 turns to vertical position.
Please refer to Figure 14 and Figure 15, the present invention is docked in the 7th preferred embodiments of charging system, also is provided with at least part of dust proof member of blocking charging slot 14 on the charging slot 14.Described dust proof member is used for preventing charging terminal 41 dust stratifications, laying dust.
Dust proof member is specially the dust excluding plate that is movably connected on charging slot, and described dust excluding plate is at least part of opening that blocks charging slot 14 selectively, is used for preventing that external dust, foreign material and rainwater etc. from entering into charging slot 14.
Please also refer to Figure 16, in the present embodiment, dust excluding plate comprises that the dividing plate 65 by insulation is isolated between the first dust excluding plate 81 and the second dust excluding plate 82, the first dust excluding plates 81 and the second dust excluding plate 82.Dividing plate 65 also is divided into charging slot 14 two grooves, and the first dust excluding plate 81 and the second dust excluding plate 82 lay respectively in two grooves.
The first dust excluding plate 81 and the second dust excluding plate 82 all are rotationally connected with the position of the close opening of sidewall in the described charging slot 14.In the present embodiment, the first dust excluding plate 81 and the second dust excluding plate 82 include baffle plate 83, pivot 84 and spring (not shown).The diapire of charging slot 14 is provided with connecting portion 60 near the position of opening, the end of connecting portion 60 is connected with pivot 84, and the first end of baffle plate 83 and pivot 84 are rotationally connected, and the spring (not shown) is sheathed on the pivot 84, the first leg of spring links to each other with connecting portion 60, the second leg and baffle plate 83 butts.In other embodiments, the structure of the first dust excluding plate 81 and the second dust excluding plate 82 also can be other forms, and the mode that is not limited to be rotationally connected, and also can adopt other modes such as flexible fastening.
During original state (shown in Figure 15 dotted portion), under the effect of spring, the second end of baffle plate 83 props up the opening of charging slot 14 from the inboard, at least part of opening that blocks charging slot 14, and at least part of covering charging terminal 41.So, when automatic mower 100 carries out mowing work or when idle, the baffle plate 83 of the first dust excluding plate 81 and the second dust excluding plate 82 has prevented that effectively external dust, foreign material and rainwater etc. from entering into charging slot 14, avoid charging terminal 41 burn intos to stop up, or accumulated foreign material, dirt at the electrical contact surface of charging terminal 41.
In the present embodiment, the first dust excluding plate 81 and the second dust excluding plate 82 consist of by conductive material, and the while is as the part of charging terminal 41, be that the first terminal 411 bifurcateds form two charging ends, be respectively the first main terminal 411a and described the first dust excluding plate 81, the second terminal 412 also bifurcated forms two charging ends, is respectively the second main terminal 412a and described the second dust excluding plate 82.In other embodiments, dust excluding plate and charging terminal 41 also can be integrated, and namely the first dust excluding plate 81 and the second dust excluding plate 82 are respectively as the first terminal 411 and the second terminal 412.
The first main terminal 411a and the second main terminal 412a include pivot 61, shell fragment 62 and spring (not shown).The roof of charging slot 14 also is provided with connecting portion 60 near the position of opening, and the end of connecting portion 60 connects pivot 61.The first end of shell fragment 62 and pivot 61 are rotationally connected, and the spring (not shown) is sheathed on the pivot 61, and the first leg of spring links to each other with connecting portion 60, the second leg and shell fragment 62 butts.
Greater than the first dust excluding plate 81 or the second dust excluding plate 82 horizontal range to charging slot 14 openings, namely dust excluding plate and main terminal are in charging slot 14 interior front and back settings to the horizontal range of charging slot 14 openings for the first main terminal 411a or the second main terminal 412a.So in original state, dust excluding plate also covers in charging terminal 41 in the opening that blocks charging slot 14.
Distance between the pivot 61 of the first main terminal 411a and the pivot 84 of the first dust excluding plate 81 is greater than the radius of gyration of the first dust excluding plate 81, and the distance of the pivot 61 of the second main terminal 412a and the pivot 84 of the second dust excluding plate 82 is greater than the radius of gyration of the second dust excluding plate 82.So so that dust excluding plate in rotation process, can not blocked rotation path by the pivot 61 of main terminal and can't be rotated further.
During original state (shown in Figure 15 dotted portion), under the effect of spring, the rotary motion trace of the free end of the first main terminal 411a or the second main terminal 412a and the first dust excluding plate 81 or the second dust excluding plate 82 is non-intersect, when follow-up and power supply terminal 260 butt, the rotary motion trace of the first main terminal 411a or the second main terminal 412a is also non-intersect with the rotary motion trace of the first dust excluding plate 81 or the second dust excluding plate 82.So the rotation of dust excluding plate all the time not can with the main terminal interference, avoided that the phase mutual friction causes wearing and tearing between dust excluding plate and the main terminal, thus the service life of having improved dust excluding plate and main terminal.
When charging terminal 41 and power supply terminal 260 are transferred to by original state in the process of mated condition, the 3rd terminal 261 and the 4th terminal 262 compress first the baffle plate 83 of the first dust excluding plate 81 and the second dust excluding plate 82, so that baffle plate 83 rotates to the end of charging slot 14.The 3rd terminal 261 and the 4th terminal 262 extend in the charging slot 14, further compress the shell fragment 62 of the first main terminal 411a and the second main terminal 412a, so that shell fragment 62 also rotates to the end of charging slot 14.
When charging terminal 41 and power supply terminal 260 are in mated condition, the baffle plate 83 of the first dust excluding plate 81 and the second dust excluding plate 82 is the lower surface of butt the 3rd terminal 261 and the 4th terminal 262 upwards all, the shell fragment 62 of the first main terminal 411a and the second main terminal 412a is the downward upper surface of butt the 3rd terminal 261 and the 4th terminal 262 all, i.e. dust excluding plate and main terminal two relative sides of butt power supply terminal 260 in opposite directions.So, increase the contact area of power supply terminal 260 with charging terminal 41, reduced conduction impedance, guaranteed the reliability that contact of power supply terminal 260 with charging terminal 41.
Further, the free end of the first main terminal 411a and the second main terminal 412a is to a bit of distance of the crooked extension of the rotation direction from original state to mated condition, and the free end of the first dust excluding plate 81 and the second dust excluding plate 82 is also to a bit of distance of the crooked extension of the rotation direction from original state to mated condition.So so that the free end of main terminal and dust excluding plate is level and smooth curved surface, with the 3rd terminal 261 or the 4th terminal 262 butt the time, can further obtain larger contact area.
In the present embodiment, the end of power supply terminal 260 is hemisphere face, can scratch main terminal and dust excluding plate when docking with main terminal and dust excluding plate.In other embodiments, the end of power supply terminal 260 also can be other level and smooth curved surface.
In other embodiments, dust excluding plate also can be made of insulating materials, and not as the part of the first terminal 411 or the second terminal 412, only is used for partly or entirely blocking the opening of charging slot 14.
In other embodiments, power supply terminal 260 also stretches out from pedestal 210 movably.When automatic mower 100 did not dock charging with charging station 200, power supply terminal 260 was hidden in the inside of pedestal 210; When automatic mower 100 returns charging station 200, automatic mower 100 triggers first a triggering part (not shown) on the charging station 200, trigger part power supply terminal 260 is directed to the outside of pedestal 210 from the inside of pedestal 210, dock with charging terminal 41 so that power supply terminal 260 extend in the charging slot 14 of automatic mower 100.So when charging station 200 did not need automatic mower 100 charging, power supply terminal 260 can not be exposed to the outside, is difficult for being drenched and corrosion by rainwater.
Please refer to Figure 17 and Figure 18, the present invention is docked in the 7th preferred embodiments of charging system, and dust proof member is specially flexible dustproof brush, and dustproof brush blocks the opening of charging slot 14 at least in part.In the present embodiment, described dustproof brush is hairbrush 66, and in charging terminal 41 and power supply terminal 260 docking operations, hairbrush 66 can be cleaned with water the surface of power supply terminal 260 automatically.In other embodiments, the dedusting parts also can be leather, sheet rubber or the plastic sheet of flexibility.
When charging terminal 41 docked with power supply terminal 260, power supply terminal 260 at first contacted with bristle 662, so that deformation occurs bristle 662.Bristle 662 can be cleaned the foreign material on the power supply terminal 260, dust etc. with water, so that charging terminal 41 is more reliable with docking of power supply terminal 260.
Mower in the present embodiment and docking charging system arrange the charging slot 14 of depression by the housing 10 at mower, the first terminal 411 and the second terminal 412 all are arranged in the charging slot 11, charging terminal 41 is not exposed to the outside of housing 10, can do not drenched and corrosion by rainwater, avoided charging terminal 41 loose contacts, prevented that charging terminal 41 from because of collision deformation occuring.
What it may occur to persons skilled in the art that is; the concrete structure of mower and docking charging system can have a lot of versions among the present invention; but technical characteristics and the present invention of the used technical solution are same or similar, all should be covered by in the protection domain of the present invention.
Claims (26)
1. mower comprises:
Housing;
Be arranged at some wheels of housing bottom;
Be used for carrying out the cutting blade of cutting operation;
Drive the cutting motor of described cutting blade; And
Be arranged at the power supply module in the housing, be used to described cutting motor power supplying;
Described housing is provided with to the charging slot of enclosure interior depression, and described power supply module has the charging terminal for transmitting energy or signal, and described charging terminal is arranged in the described charging slot.
2. mower according to claim 1, it is characterized in that: described mower is automatic mower, and described automatic mower also comprises running motor and the transmission mechanism that is arranged in the housing, and described transmission mechanism connects described running motor and described wheel.
3. mower according to claim 1, it is characterized in that: described charging slot is positioned at the front center of described housing.
4. mower according to claim 1 is characterized in that: the height of the root edge of the described wheel of diapire distance of described charging slot is at least 40mm.
5. mower according to claim 1, it is characterized in that: described charging slot extends longitudinally to described enclosure interior.
6. mower according to claim 1 is characterized in that: the width of described charging slot is reduced gradually by the opening part of the charging slot end to charging slot.
7. mower according to claim 1, it is characterized in that: described charging slot comprises the first groove and the second groove, described the first groove separates by dividing plate with the second groove.
8. mower according to claim 1, it is characterized in that: described charging terminal is lumpy structure, laminated structure or rod shaped structure.
9. mower according to claim 1 is characterized in that: described charging terminal is rotationally connected with on the sidewall in the described charging slot.
10. mower according to claim 9, it is characterized in that: described charging terminal comprises shell fragment and spring, the roof of described charging slot is provided with two outstanding connecting portions, the shell fragment of described charging terminal is rotationally connected with described two connecting portions respectively, described spring shaft is connected on the described connecting portion, the first leg and the described connecting portion of described spring are fixedly linked, the second leg and described shell fragment butt.
11. mower according to claim 1, it is characterized in that: described charging terminal comprises the first terminal and the second terminal, described the first terminal and the second terminal include at least one main terminal and one terminal that can dock with external power terminal, when charging terminal docked with external power terminal, at least one in described main terminal and time terminal docked with external power terminal.
12. mower according to claim 1 is characterized in that: described mower also comprises at least part of dust proof member of blocking described charging slot.
13. mower according to claim 12 is characterized in that: described dust proof member is the dust excluding plate on charging slot of being movably connected.
14. mower according to claim 13 is characterized in that: described dust excluding plate is arranged at the position of the close described opening of sidewall in the described charging slot.
15. according to claim 13 or 14 described mowers, it is characterized in that: described dust excluding plate is rotationally connected with on the sidewall in the described charging slot.
16. mower according to claim 15, it is characterized in that: the distance of described charging terminal and described charging slot opening is greater than the distance of described dust excluding plate to described charging slot opening, when described charging terminal is in not with the power supply terminal of outside docks original state, described dust excluding plate blocks the opening of described charging slot at least in part, and at least part ofly cover in described charging terminal, after being in the mated condition of docking with the power supply terminal of outside when described charging terminal, the side of the equal butt external power terminal of described dust excluding plate and charging terminal.
17. mower according to claim 16 is characterized in that: described charging terminal is rotationally connected with on the interior sidewall of charging slot, and the distance between the pivot of described charging terminal and the pivot of dust excluding plate is greater than the radius of gyration of dust excluding plate.
18. mower according to claim 17, it is characterized in that: described charging terminal is arranged at respectively on the interior relative two side of charging slot with described dust excluding plate, after being in the mated condition of docking with the power supply terminal of outside when described charging terminal, described dust excluding plate and charging terminal be two relative sides of butt external power terminal in opposite directions.
19. mower according to claim 13 is characterized in that: described dust excluding plate is made of insulating materials.
20. mower according to claim 13 is characterized in that: described dust excluding plate is made of conductive material, and is electrically connected with charging terminal.
21. a docking charging system comprises charging station and such as the described mower of any one in the claim 1 to 20, described charging station comprises:
Pedestal;
Fixing or the movable power supply terminal that stretches out from described pedestal, when described charging station carries out energy or signal when transmitting to described mower, described power supply terminal extend in the charging slot of described mower and with described charging terminal and docks.
22. docking charging system according to claim 21, it is characterized in that: described charging terminal comprises the first terminal and the second terminal at least, described power supply terminal comprises the 3rd terminal and the 4th terminal at least, when described charging station carried out energy or signal transmission to described mower, described the 3rd terminal and the 4th terminal were electrically connected with the first terminal and the second terminal respectively.
23. docking charging system according to claim 22, it is characterized in that: described pedestal comprises main body and the charging tongue that links to each other with described main body, the end of described charging tongue is concordant with the height of the charging slot of described mower with respect to the height of base bottom, described the 3rd terminal and the 4th terminal all are arranged at the end of described charging tongue, when described charging station carried out energy or signal transmission to described mower, described charging tongue extend in the charging slot of described mower.
24. docking charging system according to claim 22 is characterized in that: described the 3rd terminal and the 4th terminal are all for by the outward extending column of described pedestal.
25. docking charging system according to claim 21, it is characterized in that: described charging station also comprises occlusion part, described occlusion part stretches out and is positioned at the top of described power supply terminal from the top of described pedestal, and described occlusion part shelters from described power supply terminal fully from the top, and the distance of described occlusion part and power supply terminal is greater than the case top of described mower and the vertical range between the charging slot.
26. docking charging system according to claim 21, it is characterized in that: described charging station also comprises base plate, described pedestal is positioned on the described base plate, and when described charging station carried out energy or signal transmission to described mower, described mower integral body was positioned on the described base plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210163748.4A CN102948301B (en) | 2011-07-16 | 2012-05-24 | Mower and docking charging system |
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| CN201110199440.0 | 2011-07-16 | ||
| CN201110199440 | 2011-07-16 | ||
| CN2011101994400 | 2011-07-16 | ||
| CN201210163748.4A CN102948301B (en) | 2011-07-16 | 2012-05-24 | Mower and docking charging system |
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| Publication Number | Publication Date |
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| CN102948301A true CN102948301A (en) | 2013-03-06 |
| CN102948301B CN102948301B (en) | 2016-02-17 |
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| CN201210011476.6A Active CN102934565B (en) | 2011-07-16 | 2012-01-13 | Mower and docking charging system |
| CN201210163748.4A Active CN102948301B (en) | 2011-07-16 | 2012-05-24 | Mower and docking charging system |
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| CN201210011476.6A Active CN102934565B (en) | 2011-07-16 | 2012-01-13 | Mower and docking charging system |
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Also Published As
| Publication number | Publication date |
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| CN102948301B (en) | 2016-02-17 |
| CN102934565A (en) | 2013-02-20 |
| CN102934565B (en) | 2015-12-09 |
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