CN102934565B - Mower and docking charging system - Google Patents
Mower and docking charging system Download PDFInfo
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- CN102934565B CN102934565B CN201210011476.6A CN201210011476A CN102934565B CN 102934565 B CN102934565 B CN 102934565B CN 201210011476 A CN201210011476 A CN 201210011476A CN 102934565 B CN102934565 B CN 102934565B
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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 kind of mower, comprise housing, wheel, cutting blade, cutting motor and power supply module.Described housing is provided with the charging slot to enclosure interior depression, described power supply module has the charging terminal for transmitting energy or signal, described charging terminal is arranged in described charging slot, charging terminal is made not to be exposed to the outside of housing, can not be drenched by rainwater and corrode, avoid charging terminal loose contact, prevent charging terminal, because of collision, deformation occurs.Present invention also offers a kind of docking 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 being similar to intelligent robot has started the life of coming into people slowly.The company such as Samsung, Electrolux all develops automatic dust catcher and puts goods on the market.The usual compact of this automatic dust catcher, is integrated with environmental sensor, from drive system, dust collecting system, battery and charging system, can without the need to manual control, cruise in indoor voluntarily, the auto-returned charging station when energy is low, docks and charges, then continuing dust suction of cruising.Meanwhile, the companies such as Haas Ke Wana develop similar intelligent grass-removing, and it can mow automatically in the lawn of user, charging, interferes without the need to user.Due to this automatic working system once arrange after just without the need to dropping into energy management again, user is uninteresting and free the housework work of wasting time and energy from clean, lawn maintenance etc., be therefore subject to very big welcome.
Existing mower, is arranged at front top by charging terminal usually, and charging terminal outwardly.During charging, charging terminal upwards props up the power supply terminal of charging station, and docking mode is simple.But be exposed to outside charging terminal and very easily drenched by rainwater or other liquid, thus corrode, make charging terminal loose contact, even short circuit is burnt.In addition, be exposed to that outside charging terminal is also easy to be collided and deformation occurs because of mower and exterior object.Therefore be necessary to improve existing mower and charging station.
Summary of the invention
For the deficiency that prior art exists, the invention provides the mower that a kind of charging terminal is not easily drenched by rainwater, corrosion not easily occurs.
Technical scheme of the present invention is achieved in that a kind of mower, comprising: housing; Be arranged at some wheels of housing bottom; 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 housing, for being described cutting motor power supplying; Described housing is provided with the charging slot to enclosure interior depression, and described power supply module has the charging terminal for transmitting energy or signal, and described charging terminal is arranged in described charging slot.
Preferably, described mower is automatic mower, described automatic mower also comprise be arranged at running motor in housing and transmission mechanism, described transmission mechanism connects described running motor and described wheel.
Preferably, the width of described charging slot is reduced to the end of charging slot gradually by the opening part of charging slot.
Preferably, described charging terminal comprises the first terminal and the second terminal, and described the first terminal and the second terminal are all rotationally connected with on the sidewall in described charging slot.
Further, 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 docks with external power terminal, at least one in described main terminal and secondary terminal is docked with external power terminal.
Preferably, described charging slot is also provided with the selectable dust excluding plate blocking the opening of described charging slot at least partly.
Further, described dust excluding plate is rotationally connected with sidewall in described charging slot near the position of described opening.
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 the original state of not docking with the power supply terminal of outside, described dust excluding plate blocks the opening of described charging slot at least in part, and cover in described charging terminal at least partly, after described charging terminal is in the mated condition of docking with the power supply terminal of outside, described dust excluding plate and charging terminal all abut the side of external power terminal.
Further, described charging terminal is rotationally connected with on the sidewall in 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, the rotary motion trace of described charging terminal and the rotary motion trace of described dust excluding plate non-intersect.
Further, described charging terminal and described dust excluding plate are arranged on two side relative in charging slot respectively, after described charging terminal is in the mated condition of docking with the power supply terminal of outside, described dust excluding plate and charging terminal abut two relative sides of external power terminal in opposite directions.
Further, the free end of described charging terminal and dust excluding plate all extends along from original state to the rotation direction of mated condition is bending.
Further, roof or the diapire of described opening inner side are provided with connecting portion, described dust excluding plate comprises baffle plate, pivot and spring, described baffle plate is coupling by described pivot and connecting portion, described spring housing is located on described pivot, first leg of spring is connected with connecting portion, and the second leg abuts with described baffle plate.
Further, described dust excluding plate is made up of insulating materials.
Further, described dust excluding plate is made up of conductive material, and is electrically connected with power supply terminal.
Preferably, the opening part of described charging slot is provided with flexible dust removal component, and described dust removal component blocks the opening of charging slot at least in part.
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 stretched out from described pedestal, when described charging station carries out energy or signal transmission to described mower, described power supply terminal to extend in the charging slot of described mower and docks with described charging terminal.
Preferably, described charging terminal at least comprises the first terminal and the second terminal, described power supply terminal at least comprises the 3rd terminal and the 4th terminal, when described charging station carries out energy or signal transmission to described mower, described 3rd terminal and the 4th terminal are electrically connected with the first terminal and the second terminal respectively.
Further, described charging terminal at least comprises the first terminal and the second terminal, described power supply terminal at least comprises the 3rd terminal and the 4th terminal, when described charging station carries out energy or signal transmission to described mower, described 3rd terminal and the 4th terminal are electrically connected with the first terminal and the second terminal respectively.
Further, the charging tongue that described pedestal also comprises main body and is connected with described main body, the height of the end of described charging tongue is concordant with the height of the charging slot of described mower, described 3rd terminal and the 4th terminal are all arranged at the end of described charging tongue, when described charging station carries out energy or signal transmission to described mower, described charging tongue extend in the charging slot of described mower.
Further, described the first terminal and the second terminal are arranged on two inwalls relative in described charging slot respectively, described 3rd terminal and the 4th terminal be arranged at respectively described charging tongue back to two outer walls on, the horizontal range arriving described main body at least partially of described charging tongue is greater than described 3rd terminal or the 4th terminal horizontal range to described main body.
Further, described the first terminal and the second terminal are connected with two inwall elasticity of described charging slot respectively.
Further, described 3rd terminal and the 4th terminal are connected with two outer wall elasticity of described charging tongue respectively.
Further, described the first terminal and the second terminal include the thin plate vertical with the diapire of charging slot and are arranged at least one projection on thin plate, the one side that the one side that the thin plate of described the first terminal is provided with projection and the thin plate of the second terminal are provided with projection is oppositely arranged, and described thin plate or projection are made up of elastomeric material.
Further, described charging slot is provided with flat board towards the bottom of opening, and the same face that described the first terminal and the second terminal are all arranged at described flat board is separated by collets.
Further, described the first terminal is parallel with the second terminal, and described 3rd terminal is parallel with the 4th terminal, when described charging terminal docks with described power supply terminal, described the first terminal side direction compresses described 3rd terminal, and described second terminals side is to compressing described 4th terminal.
Further, the free end of described 3rd, the 4th terminal all has crook, when described charging terminal docks with described power supply terminal, described the first terminal side direction compresses the crook of described 3rd terminal, and described second terminals side is to the crook compressing described 4th terminal.
Further, described the first terminal is parallel with the second terminal, and described 3rd terminal is parallel with the 4th terminal, when described charging terminal docks with described power supply terminal, described the first terminal vertically compresses described 3rd terminal, and described second terminal vertically compresses described 4th terminal.
Further, described the first terminal and the second terminal are all rotationally connected with on the inwall of described charging slot.
Further, described the first terminal and the second terminal include shell fragment and spring, the roof of described charging slot is provided with two outstanding connecting portions, the shell fragment of first, second terminal described is rotationally connected with described two connecting portions respectively, described spring shaft is connected on described connecting portion, first leg and the described connecting portion of described spring are fixedly linked, and the second leg abuts with described shell fragment.
Preferably, described charging station also comprises occlusion part, described occlusion part stretches out from the top of described pedestal and is positioned at the top of described power supply terminal, and described occlusion part shelters from described power supply terminal completely from top, the distance of described occlusion part and power supply terminal is greater than the vertical range between the case top of described mower and charging slot.
Preferably, described charging station also comprises base plate, and described pedestal is positioned on described base plate, and when described charging station carries out energy or signal transmission to described mower, described mower entirety is positioned on described base plate.
By arranging the charging slot of depression on the housing of mower, charging terminal is arranged in charging slot, makes charging terminal not be exposed to the outside of housing, can not be drenched by rainwater and corrode, avoid charging terminal loose contact, prevent charging terminal, because of collision, deformation occurs.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described:
Fig. 1 is the side schematic view docking charging system in the first better embodiment of the present invention.
Fig. 2 be in the first better embodiment of the present invention automatic mower dock with charging station before schematic top plan view.
Fig. 3 is the schematic top plan view that in the first better embodiment of the present invention, automatic mower docks with charging station.
Fig. 4 is the partial top schematic diagram that the second better embodiment of charging system is docked in the present invention.
Fig. 5 is the partial cutaway view schematic along A-A line in Fig. 4.
Fig. 6 is the partial top schematic diagram that the 3rd better embodiment of charging system is docked in the present invention.
Fig. 7 is the partial cutaway view schematic along B-B line in Fig. 6.
Fig. 8 is the partial top schematic diagram that the 4th better embodiment of charging system is docked in the present invention.
Fig. 9 is the partial cutaway view schematic along C-C line in Fig. 8.
Figure 10 is the partial top schematic diagram that the 5th better embodiment of charging system is docked in the present invention.
Figure 11 is the partial cutaway view schematic along D-D line in Figure 10.
Figure 12 is the partial top schematic diagram that the 6th better embodiment of charging system is docked in the present invention.
Figure 13 is the partial cutaway view schematic along E-E line in Figure 12.
Figure 14 is the partial top schematic diagram that the 7th better embodiment of charging system is docked in the present invention.
Figure 15 is the partial cutaway view schematic along F-F line in Figure 14.
Figure 16 is the partial top schematic diagram that the 8th better embodiment of charging system is docked in the present invention.
Figure 17 is the partial cutaway view schematic along G-G line in Figure 16.
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, charge 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, dull and stereotyped; 52, collets;
54,64, spring; 60, connecting portion; 62, shell fragment;
70, crook; 411a, the first main terminal; 412a, the second main terminal;
412b, second time terminal; 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 Fig. 1, a kind of docking charging system, comprises mower and charging station 200.Mower is walked and is carried out cutting operation among a boundary, and charging station 200 is for returning makeup energy for mower when energy deficiency.
In present embodiment, mower is automatic mower 100.Automatic mower 100 comprises the housing 10 extended longitudinally, be arranged at some wheels 20 of bottom housing 10 12, be arranged at the running motor 30 in housing 10, connect the transmission mechanism (not shown) of running motor 30 and wheel 20, for the power supply module 40 that running motor 30 is powered, for carrying out the cutting blade (not shown) of cutting work, and drive the cutting motor (not shown) of cutting blade.
Power supply module 40 comprises charging terminal 41, first circuit board 42 and battery 43.Charging terminal 41 for contacting with the power supply terminal of outside and being electrically connected, with transmitting energy or signal.Battery 43 is for receiving and storing the energy or signal that transmit from charging terminal 41 and first circuit board 42.First circuit board 42 controls the state of running motor 30 according to charging terminal 41 and the connection status of outside power supply terminal, as judged whether charging terminal 41 is connected with the power supply terminal of outside by detecting charging current, quit work if then control running motor 30.
Referring to Fig. 2, be provided with the charging slot 14 to housing 10 inner recess in the middle part of the front end 13 between the top 11 of housing 10 and bottom 12, charging slot 14 longitudinally horizontal-extending.In present embodiment, 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.
Charging terminal 41 comprises the first terminal 411 and the second terminal 412.The first terminal 411 and the second terminal 412 are all arranged in charging slot 14, thus make the first terminal 411 and the second terminal 412 not be exposed to the outside of housing 10, charging terminal 41 is not easily drenched by rainwater and corrodes, also prevent dust accumulation between the first terminal 411 and the second terminal 412, prevent charging terminal 41 because of housing 10 and external object strike generation deformation, avoid the danger of charging terminal 41 short circuit.
The horizontal width of charging slot 14 reduces, in " eight " font gradually from the opening part of charging slot 14 to the end of charging slot 14.Even if the direct of travel of automatic mower 100 is not power supply terminal towards the outside as the crow flies, as long as external power terminal is in the wider opening part of charging slot 14, can by the guide effect of the inwall of charging slot 14 " eight " font, external power terminal be moved in charging slot 14 and dock with charging terminal 41, increase the probability that charging terminal 41 is aimed at external power terminal.
In present embodiment, the first terminal 411 and the second terminal 412 are provided projectingly on left and right inwall relative in charging slot 14 respectively, prop up external power terminal in opposite directions, prevent charging terminal 41 from throwing off with external power terminal because housing 10 slightly rebounds.
Fig. 1 please be refer again to, charging station 200 is usually located in boundary side or boundary, comprises pedestal 210, is arranged at the power line 230 on pedestal 210, stretch out from the top of pedestal 210 and be positioned at the occlusion part 240 above charging tongue 220, and being positioned at the base plate 250 below pedestal 210.
The charging tongue 220 that pedestal 210 comprises main body 212 and is connected with main body 212.Charging tongue 220 is horizontally disposed with, and the height of the charging slot 14 of its height relative to base plate 250 and automatic mower 100 maintains an equal level.In other embodiments, charging tongue 220 also can be connected with main body 212 is oblique, now, the opening direction of charging slot 14 and the tongue 220 that charges to stretch out direction relative.
The shape of end and the shape of charging slot 14 of charging tongue 220 adapt, and the end of the tongue 220 that namely charges is also in " 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 262.3rd terminal 261 and the 4th terminal 262 be arranged at charging tongue 220 back to two outer walls on, as left and right two outer wall.
The end of charging tongue 220 is greater than to the horizontal range of main body 212 horizontal range that the 3rd terminal 261 or the 4th terminal 262 arrive main body 212.When the end of tongue 220 of charging is in the wider opening part of charging slot 14, the inwall of charging slot 14 can with the outer wall relative movement of charging tongue 220, until the charging terminal 41 of charging slot 14 abuts with the power supply terminal 260 of the tongue 220 that charges.
Please also refer to Fig. 3, when charging station 200 pairs of automatic mowers 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 are all by flexible member, and as spring (not shown), the inwall corresponding in charging slot 14 is connected, and flexible member can stretch 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 prop up power supply terminal 260 by flexible member and do not depart from easily, even if housing 10 has slight movement in the vertical, also further movement can not be caused by flexible member automatic impaction.In other embodiments, flexible member also can be arranged at the 3rd terminal 261, between the 4th terminal 262 and the outer wall of charging tongue 220.
Power line 230 is electrically connected with the power supply terminal 260 of charging tongue 220, and power line 230 is for being connected with external power source.In present embodiment, external power source is civil power.
Second circuit board 211 is also provided with, for changing the electrical characteristic of energy or the signal transmitted from power line 230, as AC-DC conversion etc. in pedestal 210.
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 completely from top, thus the power supply terminal 260 avoiding charging tongue 220 is drenched by rainwater and corrodes.The vertical range of occlusion part 240 and charging tongue 220 is greater than the vertical range between housing 10 top 11 of automatic mower 100 and charging slot 14, ensures that automatic mower 100 can enter into charging station 200.
Pedestal 210 is positioned on base plate 250, and when charging station 200 pairs of automatic mowers 100 carry out energy or signal transmission, automatic mower 100 entirety is positioned on base plate 250, to ensure the uniformity of automatic mower 100 height.
Please refer to Fig. 4 and Fig. 5, the present invention is docked in the second better embodiment of charging system, 3rd terminal 261 and the 4th terminal 262 are set in parallel in the end of the tongue 220 that charges, some projections 414 that the first terminal 411 and the second terminal 412 include first thin plate 413 vertical with the diapire of charging slot 14 and be arranged on the first thin plate 413, the first thin plate 413 of one side and the second terminal 412 that the first thin plate 413 of the first terminal 411 is provided with projection 414 is provided with the opposing parallel setting of one side of projection 414.Some projections 414 on first thin plate 413 of the first terminal 411 and the second terminal 412 are parallel to each other and vertical with the diapire of charging slot 14, and the outer surface of projection 414 is arc.First thin plate 413 or projection 414 are made up of elastomeric material, and when power supply terminal 260 side direction compresses projection 414, the first thin plate 413 or projection 414 can side direction generation elastic deformations and abutting with power supply terminal 260 elasticity.
When charging terminal 41 docks with power supply terminal 260, the projection 414 of the first terminal 411 and the second terminal 412 props up power supply terminal 260 in opposite directions, prevents charging terminal 41 from throwing off with power supply terminal 260 because housing 10 slightly rebounds.Because the outer surface of projection 414 is arc, make power supply terminal 260 can extend into region between the first terminal 411 and the second terminal 412 easily, and abut with all projections 414.
The two ends of the first thin plate 413 of the first terminal 411 are also provided with the second thin plate 415 extended to the direction away from the second terminal 412, and two the second thin plates 415 of the first terminal 411 are all fixedly connected with the diapire of charging slot 14, to fix the first thin plate 413.
Two the second thin plates 415 that the two ends of the first thin plate 413 of the second terminal 412 are also provided with the second thin plate 415, second terminal 412 extended to the direction away from the first terminal 411 are all 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 better embodiment of charging system, and the 3rd terminal 261 and the 4th terminal 262 are arranged at the end of charging tongue 220 abreast, and a flat board 50 is arranged at the end of charging slot 14 towards opening.The same plane that the first terminal 411 and the second terminal 412 are all arranged at dull and stereotyped 50 is separated by collets 52, so considerably increases the probability that charging terminal 41 is aimed at power supply terminal 260.In present embodiment, be connected by spring 54 between power supply terminal 260 with the end of charging tongue 220, to reduce the impact caused dull and stereotyped 50.
Please refer to Fig. 8 and Fig. 9, the present invention is docked in the 4th better embodiment of charging system, the first terminal 411 and the second terminal 412 be arranged in parallel, 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 horizontal plane side direction, second terminal 412 compresses the 4th terminal 262 in horizontal plane side direction, and the first terminal 411, second terminal 412 to compress direction contrary, so make the contact between charging terminal 41 and power supply terminal 260 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 crook 70, second terminal 412 from outside compresses the crook 70 of the 4th terminal 262 from 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 at horizontal plane in opposite directions.
Please refer to Figure 10 and Figure 11, the present invention is docked in the 5th better embodiment of charging system, the first terminal 411 comprises the first main terminal 411a and first time terminal (because of visual angle reason, not shown), and the second terminal 412 comprises the second main terminal 412a and second time terminal 412b.First main terminal 411a and the second main terminal 412a elasticity are connected to the roof of charging slot 14, and terminal and second time terminal 412b elasticity are connected to the diapire of charging slot 14 for the first time.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, 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, second main terminal 412a compresses the 4th terminal 262 downwards at vertical plane, and second time terminal 412b upwards compresses the 4th terminal 262 at vertical plane.So make that the contact area between charging terminal 41 and 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 better embodiment 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 and connecting portion 60 are rotationally connected, spring 64 is coupling on connecting portion 60, and the first leg and the connecting portion 60 of spring 64 are fixedly linked, and the second leg abuts with shell fragment 62.Under original state (as shown in Figure 11 dotted portion), due to 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 docks with power supply terminal 260, power supply terminal 260 to extend in charging slot 14 and compresses charging terminal 41, makes charging terminal 41 turn to vertical position.
Please refer to Figure 14 and Figure 15, the present invention is docked in the 7th better embodiment of charging system, charging slot 14 is also provided with the selectable dust excluding plate blocking the opening of charging slot 14 at least partly.Dust excluding plate is used for preventing external dust, foreign material and rainwater etc. from entering into charging slot 14.
In present embodiment, dust excluding plate is comprised the first dust excluding plate 81 and is isolated by the dividing plate 65 that insulate between the second dust excluding plate 82, first dust excluding plate 81 and the second dust excluding plate 82.
First dust excluding plate 81 and the second dust excluding plate 82 are all rotationally connected with on the madial wall of described charging slot 14, as roof, diapire or left and right sidewall etc.In 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, first end and the pivot 84 of baffle plate 83 are rotationally connected, spring (not shown) is sheathed on pivot 84, first leg of spring is connected with connecting portion 60, and the second leg abuts with baffle plate 83.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 is not limited to the mode that is rotationally connected, also can adopt other modes such as flexible fastening.
During original state (as shown in Figure 13 dotted portion), under the action of the spring, the second end of baffle plate 83 props up the opening of charging slot 14 from inner side, block the opening of charging slot 14 at least partly, and hides charging terminal 41 at least partly.So, when automatic mower 100 carries out grass cutting action or is idle, the baffle plate 83 of the first dust excluding plate 81 and the second dust excluding plate 82 effectively prevent external dust, foreign material and rainwater etc. and enters into charging slot 14, avoid the blocking of charging terminal 41 burn into, or at electrical contact surface accumulation foreign material, the dirt of charging terminal 41.
In present embodiment, first dust excluding plate 81 and the second dust excluding plate 82 are formed by conductive material, and simultaneously as a part for charging terminal 41, namely the first terminal 411 bifurcated forms two charging ends, be respectively the first main terminal 411a and described first dust excluding plate 81, second terminal 412 also bifurcated forms two charging ends, is respectively the second main terminal 412a and described second dust excluding plate 82.In other embodiments, charging terminal 41 itself is also dust excluding plate, and namely the first dust excluding plate 81 and the second dust excluding plate 82 are individually as the first terminal 411 and the second terminal 412, and now dust excluding plate prevents dust, dirt obstruction charging slot 14.
First main terminal 411a and the second main terminal 412a includes pivot 61, shell fragment 62 and spring (not shown).The roof of charging slot 14 is also provided with connecting portion 60 near the position of opening, and the end of connecting portion 60 connects pivot 61.First end and the pivot 61 of shell fragment 62 are rotationally connected, and spring (not shown) is sheathed on pivot 61, and the first leg of spring is connected with connecting portion 60, and the second leg abuts with shell fragment 62.
First main terminal 411a or the second main terminal 412a is greater than the first dust excluding plate 81 or the second dust excluding plate 82 horizontal range to charging slot 14 opening to the horizontal range of charging slot 14 opening, and namely dust excluding plate and main terminal front and back in charging slot 14 are arranged.So in original state, dust excluding plate, while the opening blocking charging slot 14, also covers in charging terminal 41.
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 make dust excluding plate can not be blocked rotation path by the pivot 61 of main terminal and cannot be rotated further in rotation process.
During original state (as shown in Figure 13 dotted portion), under the action of the spring, the free end of the first main terminal 411a or the second main terminal 412a and the rotary motion trace of the first dust excluding plate 81 or the second dust excluding plate 82 non-intersect, follow-up abut with power supply terminal 260 time, 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.The rotation of dust excluding plate like this can not be interferenceed with main terminal all the time, avoids phase mutual friction between dust excluding plate with main terminal and causes wearing and tearing, thus improve the service life of dust excluding plate and main terminal.
When charging terminal 41 and power supply terminal 260 transfer in the process of mated condition by original state, the 3rd terminal 261 and the 4th terminal 262 first compress the baffle plate 83 of the first dust excluding plate 81 and the second dust excluding plate 82, and baffle plate 83 is rotated to the end of charging slot 14.3rd terminal 261 and the 4th terminal 262 extend in charging slot 14, compress the shell fragment 62 of the first main terminal 411a and the second main terminal 412a further, and shell fragment 62 is also rotated to the end of charging slot 14.
When charging terminal 41 is in mated condition with power supply terminal 260, the baffle plate 83 of the first dust excluding plate 81 and the second dust excluding plate 82 all upwards abuts the lower surface of the 3rd terminal 261 and the 4th terminal 262, the shell fragment 62 of the first main terminal 411a and the second main terminal 412a abuts the upper surface of the 3rd terminal 261 and the 4th terminal 262 all downwards, and namely dust excluding plate and main terminal abut two relative sides of power supply terminal 260 in opposite directions.So, add power supply terminal 260 and the contact area of charging terminal 41, reduce conduction impedance, ensure that the reliability of the contact of power supply terminal 260 and charging terminal 41.
Further, the free end of the first main terminal 411a and the second main terminal 412a extends a bit of distance to from original state to the rotation direction of mated condition is bending, and the free end of the first dust excluding plate 81 and the second dust excluding plate 82 also extends a bit of distance to from original state to the rotation direction of mated condition is bending.So making the free end of main terminal and dust excluding plate be level and smooth curved surface, larger contact area can be obtained further when abutting with the 3rd terminal 261 or the 4th terminal 262.
In present embodiment, the end of power supply terminal 260 is hemisphere face, can not 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 up of insulating materials, and not as a part for the first terminal 411 or the second terminal 412, only for partly or entirely blocking the opening of charging slot 14.
In other embodiments, power supply terminal 260 also stretches out movably from pedestal 210.When automatic mower 100 do not dock with charging station 200 charge time, power supply terminal 260 is hidden in the inside of pedestal 210; When automatic mower 100 returns charging station 200, automatic mower 100 first triggers a trigger member (not shown) on charging station 200, power supply terminal 260 is directed to the outside of pedestal 210 by trigger member from the inside of pedestal 210, make power supply terminal 260 extend in the charging slot 14 of automatic mower 100 and dock with charging terminal 41.So when charging station 200 does not need to charge to automatic mower 100, power supply terminal 260 can not be exposed to outside, is not easily drenched by rainwater and corrodes.
Please refer to Figure 16 and Figure 17, the present invention is docked in the 7th better embodiment of charging system, and the opening part of charging slot 14 is also provided with flexible dust removal component, and dust removal component blocks the opening of charging slot 14 at least in part.In present embodiment, described dust removal component is hairbrush 66, and when charging terminal 41 docks with power supply terminal 260, hairbrush 66 can be cleaned with water the surface of power supply terminal 260 automatically.In other embodiments, dust removal component also can be flexible sheet rubber or plastic sheet.
Hairbrush 66 comprises brush holder 661 and bristle 662, and brush holder 661 is fixed on the top of the open outer side of charging slot 14, and one end and the brush holder 661 of bristle 662 are fixed, and the other end covers in the opening of charging slot 14 in vertical direction at least in part.In other embodiments, brush holder 661 also can be fixed on other positions of the opening of charging slot 14, as the bottom, the left and right sides etc. of open outer side or inner side, as long as make bristle 662 block the opening of charging slot 14 at least in part.
When charging terminal 41 docks with power supply terminal 260, first power supply terminal 260 contacts with bristle 662, makes bristle 662 that deformation occur.Foreign material on power supply terminal 260, dust etc. can be cleaned with water by bristle 662, make charging terminal 41 more reliable with docking of power supply terminal 260.
Mower in the present embodiment and docking charging system by arranging the charging slot 14 of depression on the housing 10 of mower, the first terminal 411 and the second terminal 412 are all arranged in charging slot 11, charging terminal 41 is not exposed to the outside of housing 10, can not be drenched by rainwater and corrode, avoid charging terminal 41 loose contact, prevent charging terminal 41, because of collision, deformation occurs.
What it may occur to persons skilled in the art that is; in the present invention, the concrete structure of mower and docking charging system can have a lot of versions; but the technical characteristics of the used technical solution and the present invention same or similar, all should be covered by scope.
Claims (29)
1. a mower, comprising:
Housing;
Be arranged at some wheels of housing bottom;
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 housing, for being described cutting motor power supplying;
Described housing is provided with the charging slot to enclosure interior depression, described power supply module has the charging terminal for transmitting energy or signal, described charging terminal is arranged in described charging slot, described charging terminal comprises the first terminal and the second terminal, described the first terminal and the second terminal are all rotationally connected with on the sidewall in described charging slot, described the first terminal and the second terminal include at least one main terminal and one terminal that can dock with external power terminal, described main terminal and time terminal are rotationally connected with in described charging slot, when charging terminal docks with external power terminal, at least one in described main terminal and secondary terminal is docked with external power terminal.
2. mower according to claim 1, is characterized in that: described mower is automatic mower, and described automatic mower also comprises and is arranged at running motor in housing and transmission mechanism, and described transmission mechanism connects described running motor and described wheel.
3. mower according to claim 1, is characterized in that: the width of described charging slot is reduced to the end of charging slot gradually by the opening part of charging slot.
4. mower according to claim 1, is characterized in that: on described charging slot, be provided with the selectable dust excluding plate blocking the opening of described charging slot at least partly.
5. mower according to claim 4, is characterized in that: described dust excluding plate is rotationally connected with sidewall in described charging slot near the position of described opening.
6. mower according to claim 5, 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 the original state of not docking with the power supply terminal of outside, described dust excluding plate blocks the opening of described charging slot at least in part, and cover in described charging terminal at least partly, after described charging terminal is in the mated condition of docking with the power supply terminal of outside, described dust excluding plate and charging terminal all abut the side of external power terminal.
7. mower according to claim 6, is characterized in that: described charging terminal is rotationally connected with on the sidewall in 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.
8. mower according to claim 7, is characterized in that: the rotary motion trace of described charging terminal and the rotary motion trace of described dust excluding plate non-intersect.
9. mower according to claim 6, it is characterized in that: described charging terminal and described dust excluding plate are arranged on two side relative in charging slot respectively, after described charging terminal is in the mated condition of docking with the power supply terminal of outside, described dust excluding plate and charging terminal abut two relative sides of external power terminal in opposite directions.
10. mower according to claim 6, is characterized in that: the free end of described charging terminal and dust excluding plate all extends along from original state to the rotation direction of mated condition is bending.
11. mowers according to claim 5, it is characterized in that: roof or the diapire of described opening inner side are provided with connecting portion, described dust excluding plate comprises baffle plate, pivot and spring, described baffle plate is coupling by described pivot and connecting portion, described spring housing is located on described pivot, first leg of spring is connected with connecting portion, and the second leg abuts with described baffle plate.
12. mowers according to claim 5, is characterized in that: described dust excluding plate is made up of insulating materials.
13. mowers according to claim 5, is characterized in that: described dust excluding plate is made up of conductive material, and are electrically connected with power supply terminal.
14. mowers according to claim 1, is characterized in that: the opening part of described charging slot is provided with flexible dust removal component, and described dust removal component blocks the opening of charging slot at least in part.
15. 1 kinds of docking charging systems, comprise as the mower in claim 1 to 14 as described in any one and charging station, described charging station comprises:
Pedestal;
Fixing or the movable power supply terminal stretched out from described pedestal, when described charging station carries out energy or signal transmission to described mower, described power supply terminal to extend in the charging slot of described mower and docks with described charging terminal.
16. docking charging systems according to claim 15, it is characterized in that: described charging terminal at least comprises the first terminal and the second terminal, described power supply terminal at least comprises the 3rd terminal and the 4th terminal, when described charging station carries out energy or signal transmission to described mower, described 3rd terminal and the 4th terminal are electrically connected with the first terminal and the second terminal respectively.
17. docking charging systems according to claim 16, it is characterized in that: the charging tongue that described pedestal comprises main body and is connected with described main body, the height of the end of described charging tongue is concordant with the height of the charging slot of described mower, described 3rd terminal and the 4th terminal are all arranged at the end of described charging tongue, when described charging station carries out energy or signal transmission to described mower, described charging tongue extend in the charging slot of described mower.
18. docking charging systems according to claim 17, it is characterized in that: described the first terminal and the second terminal are arranged on two inwalls relative in described charging slot respectively, described 3rd terminal and the 4th terminal be arranged at respectively described charging tongue back to two outer walls on, the horizontal range arriving described main body at least partially of described charging tongue is greater than described 3rd terminal or the 4th terminal horizontal range to described main body.
19. docking charging systems according to claim 18, is characterized in that: described the first terminal and the second terminal are connected with two inwall elasticity of described charging slot respectively.
20. docking charging systems according to claim 18, is characterized in that: described 3rd terminal and the 4th terminal are connected with two outer wall elasticity of described charging tongue respectively.
21. docking charging systems according to claim 16, it is characterized in that: described the first terminal and the second terminal include the thin plate vertical with the diapire of charging slot and be arranged at least one projection on thin plate, the one side that the one side that the thin plate of described the first terminal is provided with projection and the thin plate of the second terminal are provided with projection is oppositely arranged, and described thin plate or projection are made up of elastomeric material.
22. docking charging systems according to claim 16, is characterized in that: described charging slot is provided with flat board towards the bottom of opening, and the same face that described the first terminal and the second terminal are all arranged at described flat board is separated by collets.
23. docking charging systems according to claim 16, it is characterized in that: described the first terminal is parallel with the second terminal, described 3rd terminal is parallel with the 4th terminal, when described charging terminal docks with described power supply terminal, described the first terminal side direction compresses described 3rd terminal, and described second terminals side is to compressing described 4th terminal.
24. docking charging systems according to claim 23, it is characterized in that: the free end of described 3rd, the 4th terminal all has crook, when described charging terminal docks with described power supply terminal, described the first terminal side direction compresses the crook of described 3rd terminal, and described second terminals side is to the crook compressing described 4th terminal.
25. docking charging systems according to claim 16, it is characterized in that: described the first terminal is parallel with the second terminal, described 3rd terminal is parallel with the 4th terminal, when described charging terminal docks with described power supply terminal, described the first terminal vertically compresses described 3rd terminal, and described second terminal vertically compresses described 4th terminal.
26. docking charging systems according to claim 25, is characterized in that: described the first terminal and the second terminal are all rotationally connected with on the inwall of described charging slot.
27. docking charging systems according to claim 26, it is characterized in that: described the first terminal and the second terminal include shell fragment and spring, the roof of described charging slot is provided with two outstanding connecting portions, the shell fragment of first, second terminal described is rotationally connected with described two connecting portions respectively, described spring shaft is connected on described connecting portion, first leg and the described connecting portion of described spring are fixedly linked, and the second leg abuts with described shell fragment.
28. docking charging systems according to claim 15, it is characterized in that: described charging station also comprises occlusion part, described occlusion part stretches out from the top of described pedestal and is positioned at the top of described power supply terminal, and described occlusion part shelters from described power supply terminal completely from top, the distance of described occlusion part and power supply terminal is greater than the vertical range between the case top of described mower and charging slot.
29. docking charging systems according to claim 15, it is characterized in that: described charging station also comprises base plate, described pedestal is positioned on described base plate, and when described charging station carries out energy or signal transmission to described mower, described mower entirety is positioned on described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210011476.6A CN102934565B (en) | 2011-07-16 | 2012-01-13 | Mower and docking charging system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110199440.0 | 2011-07-16 | ||
| CN201110199440 | 2011-07-16 | ||
| CN201210011476.6A CN102934565B (en) | 2011-07-16 | 2012-01-13 | Mower and docking charging system |
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| CN102934565A CN102934565A (en) | 2013-02-20 |
| CN102934565B true CN102934565B (en) | 2015-12-09 |
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| CN201210163748.4A Active CN102948301B (en) | 2011-07-16 | 2012-05-24 | Mower and docking charging system |
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Also Published As
| Publication number | Publication date |
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| CN102934565A (en) | 2013-02-20 |
| CN102948301B (en) | 2016-02-17 |
| CN102948301A (en) | 2013-03-06 |
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