CN204029934U - Battery pack, charger and electric tool - Google Patents

Battery pack, charger and electric tool Download PDF

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Publication number
CN204029934U
CN204029934U CN201420318422.9U CN201420318422U CN204029934U CN 204029934 U CN204029934 U CN 204029934U CN 201420318422 U CN201420318422 U CN 201420318422U CN 204029934 U CN204029934 U CN 204029934U
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China
Prior art keywords
battery pack
charger
coupling interface
electric tool
coupling
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Active
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CN201420318422.9U
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Chinese (zh)
Inventor
R·J·马里诺
D·怀斯曼
S·米勒
M·S·詹宁斯
M·科尔宾
S·坎贝尔
C·K·朗
R·A·帕特里克
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Techtronic Industries Co Ltd
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Techtronic Industries Co Ltd
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Priority claimed from US29/476,479 external-priority patent/USD712826S1/en
Priority claimed from US29/476,483 external-priority patent/USD754510S1/en
Priority claimed from US29/476,480 external-priority patent/USD711314S1/en
Application filed by Techtronic Industries Co Ltd filed Critical Techtronic Industries Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

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  • Battery Mounting, Suspending (AREA)

Abstract

The utility model discloses a kind of battery pack, charger and electric tool.Battery pack, charger and electric tool have corresponding coupling interface respectively and are engaged with each other to allow battery pack, charger and electric tool, coupling interface comprises: electric connection structure, and it is for setting up the electrical connection between battery pack, charger and/or electric tool; Mechanical connecting structure, it is arranged independent of electric connection structure, and for battery pack, charger and/or electric tool are mechanically coupled; Wherein, before setting up the electrical connection between battery pack, charger and/or electric tool, the mechanical connecting structure of battery pack, charger and/or electric tool is coupled at least in part.The coupling interface of battery pack of the present utility model, charger and electric tool is applicable to the electric tool system comprising electric tool, charger and battery pack, its structure is simple and incompatible battery pack, charger and/or electric tool can be prevented to be bonded with each other, thus effectively avoids accidents.

Description

Battery pack, charger and electric tool
Technical field
The utility model relates to a kind of electric tool system comprising battery pack, charger and electric tool, and more specifically but not exclusively relate to and being formed on battery pack, charger and electric tool for the corresponding coupling interface that the safety electric that realizes between them connects.
Background technology
Dissimilar electric tool is suitable for dissimilar mechanical work.In general, electric tool has motor or the engine for driving workpiece mostly.In order to the motor of drive arrangements in electric tool or engine are to perform dissimilar mechanical work, these electric tools are usually connected with battery or are connected directly to alternating current main power source.In some electric tools, this battery is rechargeable battery.
Dissimilar electric tool may need to use dissimilar battery, if user is not unexpectedly by being connected to electric tool with the battery of electric tool compatibility or charger, then electric tool may be caused not operate, even cause unexpected generation.Similarly, it is also breakneck for battery being connected to incompatible charger.
Utility model content
The purpose of this utility model overcomes or improves in fact above-mentioned shortcoming, or be more generally to provide a kind of coupling interface of electric tool system of improvement, such as but not limited to the coupling interface structure that the safety electric realized between battery pack, charger and/or electric tool connects.
According to first aspect of the present utility model, provide a kind of battery pack, it comprises housing, described housing has the coupling interface being suitable for being coupled with charger or electric tool, described coupling interface comprises: main part, it has sidewall and the roof at top being connected described sidewall at least in part, and described sidewall limits the chamber with opening together with roof, and described chamber is formed in the corresponding coupling interface of described charger or described electric tool for allowing described battery pack to be inserted into; Electric connection structure, it is for setting up the electrical connection between described battery pack and described charger or described electric tool; Mechanical connecting structure, it is arranged independent of described electric connection structure, and for described battery pack is mechanically coupled to described charger or described electric tool; Wherein, before setting up the electrical connection between described battery pack and described charger or described electric tool, described battery pack is mechanically coupled to the corresponding coupling interface of described charger or described electric tool by described mechanical connecting structure at least in part.
Preferably, described electric connection structure comprises: multiple electrode, it is arranged in described chamber, described multiple electrode runs parallel extends in longitudinal center's axis of described battery pack, thus is suitable for being received in the corresponding coupling slot with electrical contact of the corresponding coupling interface being formed in described charger or described electric tool.
Preferably, described mechanical connecting structure comprises: link slot, and it is formed in described roof and is parallel to longitudinal center's axis extension of described battery pack, for receiving the complementary protuberance portion being formed in the corresponding coupling interface of described charger or described electric tool; And multiple non-conductive engagement member, it is formed in described chamber, longitudinal center's axis that described multiple non-conductive engagement member is parallel to described battery pack extends, and is suitable for being received in the re-spective engagement groove of the corresponding coupling interface being formed in described charger or described electric tool.
Preferably, described non-conductive engagement member and described electrode are all tabulars, and are essentially perpendicular to described roof.
Preferably, the quantity of described multiple electrode is four, and described four electrodes are divided into two and are spaced apart from each other to the longitudinal center's axis from described battery pack.
Preferably, the quantity of described multiple non-conductive engagement member is two, and each non-conductive engagement member is arranged between two electrodes of a pair in described two pairs of electrodes respectively.
Preferably, described non-conductive engagement member is grown than described electrode and is extended into the opening closer to described chamber.
Preferably, the described link slot being arranged on roof is formed in the middle body of described roof.
Preferably, described sidewall comprises outside lateral extension portions, described outside lateral extension portions is suitable for being received in the resettlement section of the corresponding coupling interface being formed in described charger or described electric tool, is fixed to described charger or described electric tool for by described battery pack.
Preferably, described battery pack is rechargeable battery.
Preferably, described link slot is open slot.
In one embodiment, two electrodes of every centering of described two pairs of electrodes are separated by about 0.8 centimetre to about 1.2 centimetres, are preferably 0.9 centimetre to about 1.1 centimetres, more preferably about 0.97 centimetre to about 1 centimetre.
In one embodiment, described two non-conductive engagement members are separated by about 1.7 centimetres to about 2.3 centimetres, are preferably 1.9 centimetres to about 2.1 centimetres, more preferably about 1.96 centimetres to about 2 centimetres.
In one embodiment, the width of described link slot is about 0.3 centimetre to about 0.6 centimetre, is preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.
According to second aspect of the present utility model, provide a kind of charger, it comprises housing, described housing has the coupling interface being suitable for being coupled with battery pack or electric tool, described coupling interface comprises: surrounding wall portion, it limits has the chamber of opening, to be coupled described charger to allow described battery pack or described electric tool; Described surrounding wall portion comprises: electric connection structure, and it is for setting up the electrical connection between described charger and described battery pack or described electric tool; Mechanical connecting structure, it is independent of described electric connection structure, and for described charger is mechanically coupled to described battery pack or described electric tool; Wherein, before setting up the electrical connection between described charger and described battery pack or described electric tool, described charger is mechanically coupled to the corresponding coupling interface of described battery pack or described electric tool by described mechanical connecting structure at least in part.
Preferably, described surrounding wall portion comprises sidewall, roof and diapire; And described electric connection structure and described mechanical connecting structure are arranged on described roof.
Preferably, described electric connection structure comprises: multiple coupling slot, its longitudinal center's axis being parallel to described charger extends, and is provided with electrical contact wherein, and described multiple coupling slot is suitable for receiving the respective electrode of the corresponding coupling interface being formed in described battery pack or described electric tool.
Preferably, described mechanical connecting structure comprises: jut, and it is parallel to the vertical central axis alignment extension of described charger, and described jut is suitable for the corresponding link slot of the corresponding coupling interface being received in described battery pack or described electric tool; And multiple engaging groove, its longitudinal center's axis being parallel to described charger extends, and is configured to the corresponding non-conductive engagement member being suitable for receiving the corresponding coupling interface being formed in described battery pack or described electric tool.
Preferably, the quantity of described multiple coupling slot is four, and described four coupling slots are divided into two and are spaced apart from each other to the longitudinal center's axis from described battery pack coupling interface.
Preferably, the quantity of described multiple engaging groove is two, and each engaging groove is arranged between two coupling slots of a pair in described two pairs of coupling slots respectively.
Preferably, described engaging groove is than described coupling flute length.
Preferably, described jut is formed in the centre of described roof, and is arranged between described two pairs of coupling slots.
Preferably, described sidewall has aduncate cross section, to limit resettlement section at described chamber, it is suitable for receiving the outside lateral extension portions of the sidewall of the corresponding coupling interface being formed in described battery pack or described electric tool, so that described battery pack or described electric tool are fixed to described charger.
Preferably, limit sealing respectively between described roof and described sidewall, described sealing is suitable for the sidewall of the corresponding coupling interface receiving described battery pack or described electric tool.
In one embodiment, be separated by about 0.8 centimetre to about 1.2 centimetres at two coupling slots of every centering of described two pairs of coupling slots, be preferably 0.9 centimetre to about 1.1 centimetres, more preferably about 0.96 centimetre to about 0.99 centimetre.
In one embodiment, described two engaging grooves are separated by about 1.75 centimetres to about 2.15 centimetres, are preferably about 1.9 centimetres to about 2 centimetres, more preferably about 1.93 centimetres to about 1.97 centimetres.
In one embodiment, the width being suitable for the part of the corresponding link slot of the corresponding coupling interface being received in described battery pack or described electric tool of described jut is about 0.3 centimetre to about 0.6 centimetre, be preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.
According to the third aspect of the present utility model, provide a kind of electric tool, comprise main body and the motor being arranged in described main body; Wherein said electric tool comprises the battery pack coupling interface and/or charger coupling interface that are connected with electric electromechanics further, described battery pack coupling interface is suitable for coupling battery pack and described charger coupling interface is suitable for being coupled charger, with to described motor.
Preferably, described battery pack coupling interface comprises: surrounding wall portion, and it limits the chamber with opening, is inserted into described battery pack coupling interface to allow the corresponding coupling interface of described battery pack; Coupling platform, it is arranged in described chamber and from the bottom of described chamber and gives prominence to, and described coupling platform comprises: electric connection structure, and it is for setting up the electrical connection between described electric tool and described battery pack; Mechanical connecting structure, it is independent of described electric connection structure, and for described battery pack is mechanically coupled to described electric tool; Wherein, before setting up the electrical connection between described battery pack and described electric tool, the corresponding coupling interface of described battery pack is mechanically coupled to described battery pack coupling interface by described mechanical connecting structure at least in part.
Preferably, the described electric connection structure of described battery pack coupling interface comprises: multiple coupling slot, its longitudinal center's axis being parallel to described battery pack coupling interface extends, and being provided with electrical contact wherein, described multiple coupling slot is suitable for receiving the respective electrode of the corresponding coupling interface being formed in described battery pack.
Preferably, the described mechanical connecting structure of described battery pack coupling interface comprises: jut, it is from described coupling platform along the vertical central axis alignment extension of described battery pack coupling interface, and described jut is suitable for the corresponding link slot of the corresponding coupling interface being received in described battery pack; And multiple engaging groove, its longitudinal center's axis being parallel to described battery pack coupling interface extends, and is configured to the corresponding non-conductive engagement member being suitable for receiving the corresponding coupling interface being formed in described battery pack.
Preferably, the quantity of described multiple coupling slot of described battery pack coupling interface is four, and described four coupling slots are divided into two and are spaced apart from each other to the longitudinal center's axis from described battery pack coupling interface.
Preferably, the quantity of described multiple engaging groove of described battery pack coupling interface is two, and each engaging groove is arranged between two coupling slots of a pair in described two pairs of coupling slots respectively.
Preferably, the described engaging groove of described battery pack coupling interface is than described coupling flute length.
Preferably, the described jut of described battery pack coupling interface is formed in the centre of described coupling platform, and is arranged between described two pairs of coupling slots.
Preferably, the described surrounding wall portion of described battery pack coupling interface has aduncate cross section at least in part to limit resettlement section at described chamber, it is suitable for receiving the outside lateral extension portions of the sidewall of the corresponding coupling interface being formed in described battery pack, so that described battery pack is fixed to described battery pack coupling interface.
In one embodiment, two coupling slots of every centering of described two pairs of coupling slots of described battery pack coupling interface are separated by about 0.8 centimetre to about 1.2 centimetres, are preferably about 0.9 centimetre to about 1.1 centimetres, more preferably about 0.97 centimetre to about 1 centimetre.
In one embodiment, described two engaging grooves of described battery pack coupling interface are separated by about 1.7 centimetres to about 2.3 centimetres, are preferably about 1.9 centimetres to about 2.1 centimetres, more preferably about 1.96 centimetres to about 2 centimetres.
In one embodiment, the width of the described jut of described battery pack coupling interface is about 0.3 centimetre to about 0.6 centimetre, is preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.Preferably, described charger coupling interface comprises: main part, it has sidewall and the roof at top being connected described sidewall at least in part, described sidewall limits the chamber with opening together with roof, is inserted into described charger coupling interface to allow the corresponding coupling interface of described charger; Electric connection structure, it is for setting up the electrical connection between described electric tool and described charger; Mechanical connecting structure, it is independent of described electric connection structure, and for described charger is mechanically coupled to described electric tool; Wherein, before setting up the electrical connection between described electric tool and described charger, the corresponding coupling interface of described charger is mechanically coupled to described charger coupling interface by described mechanical connecting structure at least in part.
Preferably, the described electric connection structure of described charger coupling interface comprises: multiple electrode, it is arranged in described chamber, described multiple electrode runs parallel extends in longitudinal center's axis of charger coupling interface, thus is suitable for being received in the corresponding coupling slot with electrical contact of the corresponding coupling interface being formed in charger.
Preferably, the described mechanical connecting structure of described charger coupling interface comprises: link slot, and it is formed on roof and the longitudinal center's axis being parallel to described charger coupling interface extends, for receiving the complementary protuberance portion being formed in described charger; And multiple non-conductive engagement member, it is formed in described chamber, and longitudinal center's axis that described multiple non-conductive engagement member is parallel to described charger coupling interface extends and is suitable for being received in the re-spective engagement groove of the corresponding coupling interface being formed in charger.
Preferably, the described non-conductive engagement member of described charger coupling interface and electrode are all tabular and are essentially perpendicular to the roof of described main part.
Preferably, the quantity of described multiple electrode of described charger coupling interface is four, and described four electrodes are divided into two and are spaced apart from each other to the longitudinal center's axis from described charger coupling interface.
Preferably, the quantity of described multiple non-conductive engagement members of described charger coupling interface is two, and each non-conductive engagement member is arranged between two electrodes of a pair in described two pairs of electrodes respectively.
Preferably, the described non-conductive engagement member of described charger coupling interface is grown and the opening extended into closer to described chamber than described electrode.
Preferably, the described link slot being arranged on described roof of described charger coupling interface is formed in the middle body of described roof.
Preferably, the described sidewall of described charger coupling interface comprises outside lateral extension portions, described outside lateral extension portions is suitable for being received in the resettlement section of the corresponding coupling interface being formed in described charger, is fixed to described charger coupling interface for by described charger.
Preferably; described charger coupling interface comprises pivot plate further; it is arranged between the side walls and in the front end of opening; described pivot plate can be movable between a closed position and a open position; wherein when described charger is coupled to described charger coupling interface; described pivot plate is pivoted to open position to allow to enter the opening of described chamber; and when not having charger to be coupled to described charger coupling interface; described pivot plate is pivoted to off-position to close the opening of described chamber substantially, thus protection described electrode in the cavity.
Preferably, the described link slot of described charger coupling interface is open slot.
In one embodiment, two electrodes of every centering of described two pairs of electrodes of described charger coupling interface are separated by about 0.8 centimetre to about 1.2 centimetres, are preferably 0.9 centimetre to about 1.1 centimetres, more preferably about 0.96 centimetre to about 0.99 centimetre.
In one embodiment, described two non-conductive engagement members of described charger coupling interface are separated by about 1.75 centimetres to about 2.15 centimetres, are preferably about 1.9 centimetres to about 2 centimetres, more preferably about 1.93 centimetres to about 1.97 centimetres.
In one embodiment, the width of the described link slot of described charger coupling interface is about 0.3 centimetre to about 0.6 centimetre, is preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.
Preferably, described battery pack coupling interface is electrically connected with described charger coupling interface, to allow when battery pack and charger are coupling in described battery pack coupling interface and described charger coupling interface respectively simultaneously, described charger is suitable for charging to described battery pack.
Preferably, when battery pack and charger are coupling in described battery pack coupling interface and described charger coupling interface respectively simultaneously, described charger is suitable for charging to described battery pack and to described motor simultaneously.
Preferably, the described battery pack coupling interface of described electric tool is suitable for the battery pack of coupling according to first aspect of the present utility model.
Preferably, the described charger coupling interface of described electric tool is suitable for the charger of coupling according to second aspect of the present utility model.
According to fourth aspect of the present utility model, the battery pack according to first aspect of the present utility model is suitable for the charger be coupled according to second aspect of the present utility model.
By the coupling interface structure using the utility model to be formed in battery pack, charger and electric tool, can before setting up the electrical connection between battery pack, charger and/or electric tool, guarantee that the coupling interface structure of battery pack, charger and/or electric tool can mechanically cooperatively interact, thus guarantee the compatibility of battery pack, charger and electric tool.Do like this and incompatible battery engagement effectively can be prevented to charger and/or electric tool or prevent incompatible charger from joining electric tool to, thus effectively avoid accidents.
In addition, the utility model provides a kind of electric tool simultaneously with charger coupling interface and battery pack coupling interface, connects battery pack and charger to allow electric tool simultaneously.When the electric power of battery pack is still available, user without the need to connecting charger, and wireless mode can use electric tool.Once the power drain of battery pack, charger directly can be connected to electric tool and continue in a wired fashion to use electric tool by user without the need to dismantling battery pack.Advantageously, charger can be powered to electric tool and battery pack to power drain is charged simultaneously.Like this, the operation of electric tool can not be interrupted because battery power is not enough substantially, concerning very convenient user.
By considering the following detailed description and accompanying drawing, further feature of the present utility model and aspect will become apparent.
Accompanying drawing explanation
In an illustrative manner execution mode of the present utility model is described referring now to accompanying drawing, wherein:
Fig. 1 is the stereogram of the electric tool according to the utility model embodiment;
Fig. 2 is the bottom view of the electric tool of Fig. 1;
Fig. 3 is the view of the charger coupling interface of the electric tool of Fig. 1;
Fig. 4 is the view of the battery pack coupling interface of the electric tool of Fig. 1;
Fig. 5 is the stereogram of the charger according to the utility model embodiment;
Fig. 6 is the front perspective view of the charger of Fig. 5;
Fig. 7 is the stereogram of the battery pack according to the utility model embodiment;
Fig. 8 is the front perspective view of the battery pack of Fig. 7;
Fig. 9 is the cutaway view of the charger of Fig. 5, and it is for the size of aid illustration charger different piece; And
Figure 10 is the front view of the battery pack of Fig. 7, and it is for the size of aid illustration battery pack different piece.
Before in detail explaining any structure of the present utility model, should be understood that the utility model is not limited to set forth in the following description or the structure of parts shown in accompanying drawing below and the details of layout in its application.The utility model can have other structure and can be put into practice in every way or realize.
Embodiment
Referring now to Fig. 1 and Fig. 2, show the exemplary electrical power driven tools 100 according to the utility model embodiment, this electric tool is hand blower.Hair-dryer 100 consists essentially of main body 102 and is detachably connected to the blower 104 of main body 102.Main body 102 has for user's handling to operate the handle portion 106 of hair-dryer.In addition, main body 102 is formed with air intake (not shown).Be provided with motor in main body 102, the fan in this motor driven main body and/or impeller, to make air be inhaled in main body 102 by air intake, and then produce blowing air-flow.The blowing-out gas of generation is flowed through blower 104 and is blown out in environment by motor.Main body 102 is also provided with an actuator switch for the operation (as switch or operator scheme) controlling motor.
In the utility model, hair-dryer 100 comprises two coupling interfaces, and one of them is the charger coupling interface 200 be formed in regularly bottom main body 102, and another is the battery pack coupling interface 300 being formed in main body 102 rear portion regularly.Charger coupling interface 200 be configured to be coupled dismountable charger (such as shown in Fig. 5 and 6) and battery pack coupling interface 300 is configured to be coupled detachable battery group (such as shown in Fig. 7 and Fig. 8).Charger coupling interface 200 and the battery pack coupling interface 300 of hair-dryer 100 are configured to be communicated with the electric electromechanics of hair-dryer 100 respectively.Like this, be coupled to charger coupling interface 200 and/or battery pack coupling interface 300 once charger and/or battery pack, charger and/or battery pack can to the motor in main body 102 to operate hair-dryer 100.In the utility model, battery pack is preferably rechargeable battery.In one embodiment, hair-dryer 100 can be coupled with battery pack with charger coupling merga pass battery pack coupling interface 300 by charger coupling interface 200 simultaneously, with make charger can while to the motor of hair-dryer 100 and charge to the battery pack be coupled with battery pack coupling interface 300.
Fig. 3 shows the charger coupling interface 200 of the electric tool of Fig. 1, and it is suitable for coupling charger (charger has corresponding coupling interface).As shown in Figure 3, charger coupling interface 200 is suitable for being fixedly mounted on the housing of electric tool 100.This charger coupling interface 200 comprises main part 202, and it is made up of left side wall 202a, right side wall 202b, roof 202c and diapire 202d.Preferably, left side wall 202a, right side wall 202b, roof 202c and diapire 202d are one.Left side wall 202a, right side wall 202b, roof 202c and diapire 202d limit the chamber 206 with opening jointly, and it is for the corresponding coupling interface of the charger that is coupled.Roof 202c is connected to the top of sidewall 202a, 202b at least in part.Particularly, roof 202c has link slot 204, and its longitudinal center axis X being parallel to charger coupling interface extends.In the present embodiment, link slot is open slot (i.e. through hole).In one embodiment, roof 202c is divided into two parts, and a part is connected with the top of left side wall 202a, and another part is connected with the top of right side wall 202b.Preferably, link slot 204 is formed in the middle body of roof 202c for receiving the complementary protuberance portion being formed in charger, and the width of link slot 204 is about 0.3 centimetre to about 0.6 centimetre, be preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.On the other hand, diapire 202d is formed with opening, is provided with pivot plate 208 in opening, and pivot plate 208 to be substantially arranged between sidewall 202a, 202b and to be positioned at the front end of the opening of chamber 206.In one embodiment, pivot plate 208 is biased by the spring with movable between a closed position and a open position.Particularly; when charger is coupled to charger coupling interface 200; pivot plate 208 is depressed and is pivoted to open position to allow to enter the inside of chamber; and when not having charger to be coupled to charger coupling interface 200; pivot plate 208 is biased to the closed position to close the opening of chamber substantially, thus protection setting parts in the chamber.In addition, left side wall 202a and right side wall 202b has the part 202a ' of outside horizontal expansion respectively, 202b ', the part 202a ' of this outside horizontal expansion, 202b ' are suitable for being received in the resettlement section of the corresponding coupling interface being formed in charger, for the charger coupling interface 200 charger being fixed to electric tool.
With reference to Fig. 3, in the chamber 206 of charger coupling interface 200, be provided with the electrode 210 that four are substantially tabular.Electrode 210 is essentially perpendicular to roof 202c, and the longitudinal center axis X being parallel to charger coupling interface 200 extends.These four electrodes 210 are divided into two and are spaced apart from each other to the longitudinal center axis X from charger coupling interface 200, and electrode 210 is suitable for being received in the corresponding coupling slot of the corresponding coupling interface being formed in charger.The corresponding coupling slot being formed in charger has electrical contact to realize the electrical connection between charger and electric tool.In an example of the present utility model, two electrodes of every centering of two pairs of electrodes 210 of charger coupling interface 200 are separated by about 0.8 centimetre to about 1.2 centimetres, are preferably 0.9 centimetre to about 1.1 centimetres, more preferably about 0.96 centimetre to about 0.99 centimetre.The beeline (distances namely between two electrodes) about 0.9 centimetre extremely about 1.2 centimetres that often pair of electrode 210 is separated by, is preferably about 1 centimetre to about 1.1 centimetres, more preferably about 1.04 centimetres to about 1.06 centimetres.
Except electrode 210, be also provided with the non-conductive engagement member 212 that two are substantially tabular in chamber 206, each non-conductive engagement member 212 is arranged between two electrodes of a pair in above-mentioned two pairs of electrodes 210 respectively.Non-conductive engagement member 212 is essentially perpendicular to roof 202c, and the longitudinal center axis X being parallel to charger coupling interface 200 extends.In one embodiment, non-conductive engagement member 212 is suitable for being received in the re-spective engagement groove of the corresponding coupling interface being formed in charger.In a preferred embodiment, non-conductive engagement member 212 is arranged to than electrode 210 length and the opening extended into closer to chamber 206.In an example of the present utility model, two non-conductive engagement members 212 of charger coupling interface 200 are separated by about 1.75 centimetres to about 2.15 centimetres, are preferably about 1.9 centimetres to about 2 centimetres, more preferably about 1.93 centimetres to about 1.97 centimetres.
The charger coupling interface 200 of Fig. 3 includes the electric connection structure for setting up the electrical connection between electric tool and charger, and and the mechanical connecting structure independent of electric connection structure for charger being mechanically coupled to electric tool, wherein, electric connection structure is made up of the electrode 210 be formed in chamber 206, and mechanical connecting structure is made up of the link slot 204 and the non-conductive engagement member 212 be formed in chamber 206 being formed in roof 202c.
In the present embodiment, based on the shape/location/size of link slot 204 and the shape/location/size of non-conductive engagement member 212, successfully to set up the electrical connection (i.e. the connection of the electrode of the charger coupling interface 200 of electric tool and the electrode coupling groove of charger) between electric tool and charger, first must guarantee that charger has corresponding mechanical connecting structure (corresponding jut and engaging groove) to be coupled with the mechanical connecting structure (link slot 204 and non-conductive engagement member 212) of the charger coupling interface 200 of electric tool.In other words, the charger coupling interface 200 that the compatible charger specifically with corresponding mechanical connecting structure just successfully can be coupled to electric tool is only had to realize electrical connection.In addition, due to non-conductive engagement member 212 than electrode 210 long the and opening extended into closer to chamber 206, therefore the mechanical connecting structure of the charger coupling interface 200 of electric tool must be coupled to the corresponding coupling interface of charger first at least in part in success, and electric tool just can be electrically connected with charger.Like this, the charger coupling interface 200 of electric tool of the present utility model more effectively can avoid the accident caused because incompatible charger is electrically connected to electric tool, substantially increases fail safe.
Fig. 4 shows the battery pack coupling interface 300 of the electric tool of Fig. 1, and it is suitable for coupling battery pack (battery pack has corresponding coupling interface).Battery pack is preferably rechargeable battery (such as lithium battery).As shown in Figure 4, battery pack coupling interface 300 is suitable for being fixedly mounted on the housing of electric tool 100.Battery pack coupling interface 300 comprises surrounding wall portion, and it is made up of left side wall 302a, right side wall 302b, rear wall 302c and diapire 302d.Preferably, left side wall 302a, right side wall 302b, roof 302c and diapire 302d limit the chamber 306 with opening jointly, for the corresponding coupling interface of coupling battery pack.Left side wall 302a and right side wall 302b has aduncate cross section respectively to be extended with the structure of similar roof thus to limit resettlement section 308 at chamber 306, this resettlement section 308 is suitable for receiving the outside lateral extension portions of the sidewall of the corresponding coupling interface being formed in battery pack, battery pack to be fixed to the battery pack coupling interface 300 of electric tool.
With reference to Fig. 4, the coupling platform 310 being substantially rectangle is arranged on the centre position of chamber 306 and projects upwards from the diapire 302d of chamber 306.Jut 312 is configured to the longitudinal center's axis Y-direction extension from coupling platform 310 along battery pack coupling interface 300, and this jut 312 is suitable in the corresponding link slot of the corresponding coupling interface being received in battery pack.Preferably, jut 312 is formed in coupling platform 310 in the face of the centre position of chamber opening, and the width of jut 312 is about 0.3 centimetre to about 0.6 centimetre, is preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.In one embodiment, the both sides of jut 312 comprise a pair coupling slot 314 (i.e. each side two of jut 312 respectively, totally four), an engaging groove 316 (i.e. jut 312 each side one, totally two) is comprised again between two coupling slots 314.The longitudinal center axis Y that coupling slot 314 is parallel to battery pack coupling interface 300 extends internally from open side, and is provided with electrical contact wherein, to be suitable for receiving the respective electrode of the corresponding coupling interface being formed in battery pack.The longitudinal center axis Y that engaging groove 316 is also parallel to battery pack coupling interface 300 extends internally from open side, and is configured to the corresponding non-conductive engagement member being suitable for receiving the corresponding coupling interface being formed in battery pack.In a preferred embodiment, engaging groove 316 extends longer than coupling slot 314.In an example of the present utility model, two coupling slots of every centering of two pairs of coupling slots 314 of battery pack coupling interface 300 are separated by about 0.8 centimetre to about 1.2 centimetres, be preferably about 0.9 centimetre to about 1.1 centimetres, more preferably about 0.97 centimetre to about 1 centimetre.The beeline (distances namely between two coupling slots) about 0.9 centimetre extremely about 1.2 centimetres that often pair of coupling slot 314 is separated by, is preferably about 1 centimetre to about 1.1 centimetres, more preferably about 1.02 centimetres to about 1.06 centimetres.In addition, two engaging grooves 316 of battery pack coupling interface 300 are separated by about 1.7 centimetres to about 2.3 centimetres, are preferably about 1.9 centimetres to about 2.1 centimetres, more preferably about 1.96 centimetres to about 2 centimetres.
The battery pack coupling interface 300 of Fig. 4 includes the electric connection structure for setting up the electrical connection between electric tool and battery pack, and and the mechanical connecting structure independent of electric connection structure for allowing battery pack to be mechanically coupled to electric tool, wherein, electric connection structure is made up of the coupling slot 314 being formed in coupling platform 310, and mechanical connecting structure is made up of the jut 312 and engaging groove 316 being formed in coupling platform 310.
In the present embodiment, based on the shape/location/size of jut 312 and the shape/location/size of engaging groove 316, successfully to set up the electrical connection (i.e. the coupling slot 314 of the battery pack coupling interface 300 of electric tool and the connection of the respective electrode of battery pack) between electric tool and battery pack, must guarantee that battery pack has corresponding mechanical connecting structure (corresponding link slot and non-conductive engagement member) to be coupled with the mechanical connecting structure (jut 312 and engaging groove 316) of the charger coupling interface 300 of electric tool.In other words, the battery pack coupling interface 300 that the compatible battery group specifically with corresponding mechanical connecting structure just successfully can be coupled to electric tool is only had to realize electrical connection.In addition, electrical contact due to the coupling slot 314 of battery pack coupling interface 300 is arranged in coupling slot 314, therefore, before setting up the electrical connection between battery pack and electric tool, the mechanical connecting structure of battery pack coupling interface 300 must allow the corresponding coupling interface of battery pack to be mechanically coupled to battery pack coupling interface 300 at least in part.Like this, the battery pack coupling interface 300 of electric tool of the present utility model more effectively can avoid the accident caused because incompatible battery pack is electrically connected to electric tool, substantially increases fail safe.
Fig. 5 and Fig. 6 shows the charger 400 according to the utility model embodiment, and it is preferably wired (although not shown) and is suitable for being connected to alternating current main power source.In the present embodiment, charger 400 mainly comprises housing 402, the circuit arrangement in housing 402, and is formed in the coupling interface 404 on housing 402.Charger 400 can utilize coupling interface 404 to be coupled with battery pack or electric tool (having corresponding coupling interface), thus powers to battery pack or electric tool or charge.
As shown in Figure 5 and Figure 6, the coupling interface 404 of charger 400 has surrounding wall portion, and it comprises left side wall 406a, right side wall 406b, roof 406c and diapire 406d.Preferably, left side wall 406a, right side wall 406b, roof 406c and diapire 406d limit the chamber 408 with opening jointly, for the corresponding coupling interface of be coupled battery pack or electric tool.Left side wall 406a and right side wall 406b has aduncate cross section respectively to be extended with the structure of similar roof thus to limit resettlement section 410 at chamber 406, this resettlement section 410 is suitable for receiving the outside lateral extension portions of the sidewall being formed in the corresponding coupling interface of battery pack or the charger coupling interface of electric tool, so that battery pack or electric tool are fixed to charger 400.Roof 406c and limit sealing 412 respectively between left side wall 406a and right side wall 406b, this sealing 412 extends from opening, is only connected with left side wall 406a and right side wall 406b in its back-end to make roof 406c.Preferably, sealing 412 is suitable for the sidewall of the corresponding coupling interface receiving battery pack or electric tool.
With reference to Fig. 5 and Fig. 6, roof 406c is provided with jut 414, and the longitudinal center axis A that this jut 414 is parallel to charger 400 stretches out, and is suitable for the corresponding link slot of the corresponding coupling interface being received in battery pack or electric tool.More specifically, jut 414 comprises the part from roof 406c to downward-extension, and this part is suitable in the corresponding link slot of the corresponding coupling interface being received in battery pack or electric tool.Preferably, jut 414 is formed in the centre position of roof 406c near opening, and the width that jut 414 is suitable for the part (namely from roof 406c to the part of downward-extension) of the corresponding link slot of the corresponding coupling interface being received in battery pack or electric tool is about 0.3 centimetre to about 0.6 centimetre, be preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.In one embodiment, the both sides of jut 414 comprise a pair coupling slot 416 (i.e. each side two of jut 414 respectively, totally four), an engaging groove 418 (i.e. jut 414 each side one, totally two) is comprised again between two coupling slots 416.The longitudinal center axis A that coupling slot 416 is parallel to charger 400 extends internally from open side, and is provided with electrical contact wherein, to be suitable for receiving the respective electrode of the corresponding coupling interface being formed in battery pack or electric tool.The longitudinal center axis A that engaging groove 418 is also parallel to charger 400 extends internally from open side, and is configured to the corresponding non-conductive engagement member being suitable for receiving the corresponding coupling interface being formed in battery pack or electric tool.In a preferred embodiment, engaging groove 418 extends longer than coupling slot 416.In an example of the present utility model, two coupling slots of every centering of two pairs of coupling slots 416 of the coupling interface 404 of charger 400 are separated by about 0.8 centimetre to about 1.2 centimetres, be preferably 0.9 centimetre to about 1.1 centimetres, more preferably about 0.96 centimetre to about 0.99 centimetre.The beeline (distances namely between two coupling slots) about 0.9 centimetre extremely about 1.2 centimetres that often pair of coupling slot 416 is separated by, is preferably about 1 centimetre to about 1.1 centimetres, more preferably about 1.04 centimetres to about 1.06 centimetres.In addition, two engaging grooves 418 of the coupling interface 404 of charger 400 are separated by about 1.75 centimetres to about 2.15 centimetres, are preferably about 1.9 centimetres to about 2 centimetres, more preferably about 1.93 centimetres to about 1.97 centimetres.
Charger 400 shown in Fig. 5 and Fig. 6 includes the electric connection structure for setting up the electrical connection between charger 400 and battery pack or electric tool, and and the mechanical connecting structure independent of electric connection structure for charger 400 being mechanically coupled to battery pack or electric tool, wherein, electric connection structure is made up of the coupling slot 416 being formed in roof 406c, and mechanical connecting structure is made up of the jut 414 and engaging groove 418 being formed in roof 406c.
In the present embodiment, based on the shape/location/size of jut 414 and the shape/location/size of engaging groove 418, successfully to set up the electrical connection (i.e. the connection of the coupling slot of charger 400 and the respective electrode of battery pack or electric tool) between charger 400 and battery pack or electric tool, must guarantee that battery pack or electric tool have corresponding mechanical connecting structure (corresponding link slot and non-conductive engagement member) to be coupled with the mechanical connecting structure (jut 414 and engaging groove 418) of the coupling interface 404 of charger 400.In other words, only have the compatible battery group specifically with corresponding mechanical connecting structure or electric tool just can successfully be coupled to be coupled with charger 400 and realize being electrically connected.In addition, electrical contact due to the coupling slot 416 of the coupling interface 404 of charger 400 is arranged in coupling slot 416, therefore, before setting up the electrical connection between charger 400 and battery pack or electric tool, the corresponding coupling interface of battery pack or electric tool mechanically must be coupled to the coupling interface 404 of charger 400 by the mechanical connecting structure of the coupling interface 404 of charger 400 at least in part.Like this, the coupling interface 404 of charger 400 of the present utility model more effectively can avoid the accident because being electrically connected and causing with incompatible battery pack or electric tool.
Fig. 7 and Fig. 8 shows the battery pack 500 according to the utility model embodiment, and it is rechargeable battery (such as lithium battery) preferably.In the present embodiment, battery pack 500 mainly comprises housing 502, the circuit arrangement in housing 502, and is formed in the coupling interface 504 on housing 502.Battery pack 500 can utilize coupling interface 504 be coupled with charger (having corresponding coupling interface) thus charge to battery pack 500 or be coupled with electric tool (having corresponding coupling interface) thus power to electric tool.
As shown in Figure 7 and Figure 8, the coupling interface 504 of battery pack 500 has main part, and it is made up of left side wall 506a, right side wall 506b, roof 506c and diapire 506d.Preferably, left side wall 506a, right side wall 506b, roof 506c and diapire 506d are one.Left side wall 506a, right side wall 506b, roof 506c and diapire 506d limit the chamber 508 with opening jointly, and it is for the corresponding coupling interface of be coupled charger or electric tool.In one embodiment, roof 506c is connected to the top of left and right sidewall 506a, 506b at least in part.Particularly, roof 506c has link slot 518, and its longitudinal center axis B being parallel to the coupling interface 504 of battery pack 500 extends back from opening.In the present embodiment, link slot is open slot (i.e. through hole).Preferably, link slot 518 is formed in the middle body of roof 506c for receiving the complementary protuberance portion being formed in charger or electric tool, and the width of link slot 518 is about 0.3 centimetre to about 0.6 centimetre, be preferably about 0.4 centimetre to about 0.53 centimetre, more preferably about 0.45 centimetre to about 0.48 centimetre.Preferably, left side wall 506a and right side wall 506b has part 506a ', the 506b ' of outside horizontal expansion respectively, the part 506a ' of this outside horizontal expansion, 506b ' are suitable for being received in the resettlement section of the corresponding coupling interface being formed in charger or electric tool, are fixed to charger or electric tool for by battery pack 500.
With reference to Fig. 7 and Fig. 8, in the chamber 508 of the coupling interface 504 of battery pack 500, be provided with the electrode 510 that four are substantially tabular.Electrode 510 is essentially perpendicular to roof 506c, and the longitudinal center axis B being parallel to the coupling interface 504 of battery pack 500 extends.These four electrodes 510 are divided into two and are spaced apart from each other to the longitudinal center axis B of the coupling interface 504 from battery pack 500, and are suitable for being received in the corresponding coupling slot of the corresponding coupling interface being formed in charger or electric tool.The corresponding coupling slot being formed in charger or electric tool has electrical contact to realize the electrical connection between battery pack 500 and charger or electric tool.In an example of the present utility model, two electrodes of every centering of two pairs of electrodes 510 of the coupling interface 504 of battery pack 500 are separated by about 0.8 centimetre to about 1.2 centimetres, are preferably 0.9 centimetre to about 1.1 centimetres, more preferably about 0.97 centimetre to about 1 centimetre.The beeline (distances namely between two electrodes) about 0.9 centimetre extremely about 1.2 centimetres that often pair of electrode 510 is separated by, is preferably 1 centimetre to about 1.1 centimetres, more preferably about 1.02 centimetres to about 1.06 centimetres.
Except electrode 510, also be provided with the non-conductive engagement member 512 that two are substantially tabular in the chamber 508 of the coupling interface 504 of battery pack 500, each non-conductive engagement member 512 is arranged between two electrodes of a pair in above-mentioned two pairs of electrodes 510 respectively.Non-conductive engagement member 512 is essentially perpendicular to roof 506c, and the longitudinal center axis B being parallel to the coupling interface 504 of battery pack 500 extends.In one embodiment, non-conductive engagement member 512 is suitable for being received in the re-spective engagement groove of the corresponding coupling interface being formed in charger or electric tool.In a preferred embodiment, non-conductive engagement member 512 is arranged to than electrode 510 length and the opening extended into closer to chamber 508.In an example of the present utility model, two non-conductive engagement members 512 of the coupling interface 504 of battery pack 500 are separated by about 1.7 centimetres to about 2.3 centimetres, are preferably 1.9 centimetres to about 2.1 centimetres, more preferably about 1.96 centimetres to about 2 centimetres.
The coupling interface 504 of the battery pack 500 of Fig. 7 and Fig. 8 includes the electric connection structure for setting up the electrical connection between battery pack 500 and charger or electric tool, and and the mechanical connecting structure independent of electric connection structure for battery pack 500 being mechanically coupled to charger or electric tool, wherein, electric connection structure is made up of the electrode 510 be formed in chamber 508, and mechanical connecting structure forms 512 by the link slot 518 and the non-conductive engagement member be formed in chamber being formed in roof 506c.
In the present embodiment, based on the shape/location/size of link slot 518 and the shape/location/size of non-conductive engagement member 512, successfully to set up electrical connection between battery pack and charger or electric tool (i.e. the connection of electrode 510 and the charger of the coupling interface 504 of battery pack 500 or the electrode coupling groove of electric tool), must guarantee that charger or electric tool have corresponding mechanical connecting structure (corresponding jut and engaging groove) to be coupled with the mechanical connecting structure (link slot 518 and non-conductive engagement member 512) of the coupling interface 504 of battery pack 500.In other words, only have the compatible charger specifically with corresponding mechanical connecting structure or electric tool just can successfully be coupled with battery pack 500 to realize being electrically connected.In addition, due to the non-conductive engagement member 512 of battery pack 500 than electrode 510 long the and opening extended into closer to chamber 508, therefore the mechanical connecting structure of battery pack 500 must be coupled to the corresponding coupling interface of charger or electric tool first at least in part in success, and battery pack 500 just can be electrically connected with charger or electric tool.Like this, the coupling interface 504 of battery pack 500 of the present utility model more effectively can avoid the accident because being electrically connected and causing with incompatible charger or electric tool.
It should be noted that, charger 400 (Fig. 5 and Fig. 6) of the present utility model and battery pack 500 (Fig. 7 and Fig. 8) are except the charger coupling interface 200 (Fig. 3) that can be engaged to electric tool respectively and battery pack coupling interface 300 (Fig. 4), and charger 400 and battery pack 500 also can directly be bonded with each other.
example
Fig. 9 shows the cutaway view of charger 400.In an example of the present utility model, charger 400 has following size.
Voltage (V) A (millimeter) B (millimeter) C (millimeter) D (millimeter) J (millimeter)
20 41.7+/-0.1 67.5+/-0.15 57+/-0.15 5.7+/-0.1 11.9+/-0.2
Figure 10 shows the front view of battery pack 500.In an example of the present utility model, battery pack 500 has following size.
Voltage (V) E (millimeter) F (millimeter) G (millimeter) H (millimeter) K (millimeter)
20 42.1+/-0.15 66.1+/-0.2 56.2+/-0.2 6.1+0.1 12+/-0.1
Person of skill in the art will appreciate that, the charger coupling interface 200 of electric tool and battery pack coupling interface 300 will have the size corresponding to charger 400 and battery pack 500 size.
By above-mentioned disclosed content, those skilled in the art can easily understand, when not departing from scope of the present utility model, charger coupling interface and the battery pack coupling interface of electric tool of the present utility model are not only applicable to the hair-dryer shown in Fig. 1, but also may be used for dissimilar electric tool or garden tool set, such as hay mover, trimmer, GREEB HEDGE MACHINE etc.In addition, under the scope not departing from spirit of the present utility model, electric tool of the present utility model or garden tool set, charger and battery pack can have different structure/design/shapes and maybe can have additionally/other function.
In addition, charger coupling interface of the present utility model and battery pack coupling interface can be arranged on electric tool or garden tool set and any part.The configuration of the different coupling interface electric connection structures (electrode and electrode coupling groove) of battery pack of the present utility model, charger and electric tool and mechanical connecting structure (jut and corresponding link slot and non-conductive engagement member and corresponding engaging groove) can be exchanged, quantity can be more or less, and do not depart from spirit or scope of the present utility model.
Those skilled in the art will recognize that and can carry out as a lot of change shown in specific execution mode and/or amendment the utility model, and do not depart from as broadly described spirit or scope of the present utility model.Current execution mode therefore should be illustrative instead of restrictive for being thought of as in all respects.
In addition, unless otherwise directed, otherwise be included in mentioning not should be to prior art any and be interpreted as and admit that information is common practise in the utility model.

Claims (57)

1. a battery pack, is characterized in that, it comprises housing, and described housing has the coupling interface being suitable for being coupled with charger or electric tool, and described coupling interface comprises:
Main part, it has sidewall and the roof at top being connected described sidewall at least in part, described sidewall limits the chamber with opening together with roof, and described chamber is formed in the corresponding coupling interface of described charger or described electric tool for allowing described battery pack to be inserted into;
Electric connection structure, it is for setting up the electrical connection between described battery pack and described charger or described electric tool;
Mechanical connecting structure, it is arranged independent of described electric connection structure, and for described battery pack is mechanically coupled to described charger or described electric tool;
Wherein, before setting up the electrical connection between described battery pack and described charger or described electric tool, described battery pack is mechanically coupled to the corresponding coupling interface of described charger or described electric tool by described mechanical connecting structure at least in part.
2. battery pack according to claim 1, is characterized in that, described electric connection structure comprises:
Multiple electrode, it is arranged in described chamber, described multiple electrode runs parallel extends in longitudinal center's axis of described battery pack, thus is suitable for being received in the corresponding coupling slot with electrical contact of the corresponding coupling interface being formed in described charger or described electric tool.
3. battery pack according to claim 2, is characterized in that, described mechanical connecting structure comprises:
Link slot, it is formed in described roof and is parallel to longitudinal center's axis extension of described battery pack, for receiving the complementary protuberance portion being formed in the corresponding coupling interface of described charger or described electric tool; And
Multiple non-conductive engagement member, it is formed in described chamber, longitudinal center's axis that described multiple non-conductive engagement member is parallel to described battery pack extends, and is suitable for being received in the re-spective engagement groove of the corresponding coupling interface being formed in described charger or described electric tool.
4. battery pack according to claim 3, is characterized in that, described non-conductive engagement member and described electrode are all tabulars, and are essentially perpendicular to described roof.
5. battery pack according to claim 4, is characterized in that, the quantity of described multiple electrode is four, and described four electrodes are divided into two and are spaced apart from each other to the longitudinal center's axis from described battery pack.
6. battery pack according to claim 5, is characterized in that, the quantity of described multiple non-conductive engagement member is two, and each non-conductive engagement member is arranged between two electrodes of a pair in described two pairs of electrodes respectively.
7. battery pack according to claim 6, is characterized in that, described non-conductive engagement member is grown than described electrode and extended into the opening closer to described chamber.
8. according to the battery pack in claim 3 to 7 described in any one, it is characterized in that, the described link slot being arranged on roof is formed in the middle body of described roof.
9. according to the battery pack in claim 1 to 7 described in any one, it is characterized in that, described sidewall comprises outside lateral extension portions, described outside lateral extension portions is suitable for being received in the resettlement section of the corresponding coupling interface being formed in described charger or described electric tool, is fixed to described charger or described electric tool for by described battery pack.
10. according to the battery pack in claim 1 to 7 described in any one, it is characterized in that, described battery pack is rechargeable battery.
11., according to the battery pack in claim 3 to 7 described in any one, is characterized in that, described link slot is open slot.
12., according to the battery pack in claim 5 to 7 described in any one, is characterized in that, are separated by 0.8 centimetre to 1.2 centimetres at two electrodes of every centering of described two pairs of electrodes.
13. battery pack according to claim 6 or 7, it is characterized in that, described two non-conductive engagement members are separated by 1.7 centimetres to 2.3 centimetres.
14., according to the battery pack in claim 3 to 7 described in any one, is characterized in that, the width of described link slot is 0.3 centimetre to 0.6 centimetre.
15. 1 kinds of chargers, it is characterized in that, it comprises housing, and described housing has the coupling interface being suitable for being coupled with battery pack or electric tool, and described coupling interface comprises:
Surrounding wall portion, it limits has the chamber of opening, to be coupled described charger to allow described battery pack or described electric tool; Described surrounding wall portion comprises:
Electric connection structure, it is for setting up the electrical connection between described charger and described battery pack or described electric tool;
Mechanical connecting structure, it is independent of described electric connection structure, and for described charger is mechanically coupled to described battery pack or described electric tool;
Wherein, before setting up the electrical connection between described charger and described battery pack or described electric tool, described charger is mechanically coupled to the corresponding coupling interface of described battery pack or described electric tool by described mechanical connecting structure at least in part.
16. chargers according to claim 15, is characterized in that, described surrounding wall portion comprises sidewall, roof and diapire; And described electric connection structure and described mechanical connecting structure are arranged on described roof.
17. chargers according to claim 16, is characterized in that, described electric connection structure comprises:
Multiple coupling slot, its longitudinal center's axis being parallel to described charger extends, and is provided with electrical contact wherein, and described multiple coupling slot is suitable for receiving the respective electrode of the corresponding coupling interface being formed in described battery pack or described electric tool.
18. chargers according to claim 17, is characterized in that, described mechanical connecting structure comprises:
Jut, it is parallel to the vertical central axis alignment extension of described charger, and described jut is suitable for the corresponding link slot of the corresponding coupling interface being received in described battery pack or described electric tool; And
Multiple engaging groove, its longitudinal center's axis being parallel to described charger extends, and is configured to the corresponding non-conductive engagement member being suitable for receiving the corresponding coupling interface being formed in described battery pack or described electric tool.
19. chargers according to claim 18, is characterized in that, the quantity of described multiple coupling slot is four, and described four coupling slots are divided into two and are spaced apart from each other to the longitudinal center's axis from described battery pack coupling interface.
20. chargers according to claim 19, is characterized in that, the quantity of described multiple engaging groove is two, and each engaging groove is arranged between two coupling slots of a pair in described two pairs of coupling slots respectively.
21. chargers according to claim 20, is characterized in that, described engaging groove is than described coupling flute length.
22. according to the charger shone in claim 19 to 21 described in any one, and it is characterized in that, described jut is formed in the centre of described roof, and is arranged between described two pairs of coupling slots.
23. according to claim 16 to the charger in 21 described in any one, it is characterized in that, described sidewall has aduncate cross section, to limit resettlement section at described chamber, it is suitable for receiving the outside lateral extension portions of the sidewall of the corresponding coupling interface being formed in described battery pack or described electric tool, so that described battery pack or described electric tool are fixed to described charger.
24. according to claim 16 to the charger in 21 described in any one, and it is characterized in that, limit sealing respectively between described roof and described sidewall, described sealing is suitable for the sidewall of the corresponding coupling interface receiving described battery pack or described electric tool.
25., according to claim 19 to the charger in 21 described in any one, is characterized in that, are separated by 0.8 centimetre to 1.2 centimetres at two coupling slots of every centering of described two pairs of coupling slots.
26. chargers according to claim 20 or 21, it is characterized in that, described two engaging grooves are separated by 1.75 centimetres to 2.15 centimetres.
27. according to claim 18 to the charger in 21 described in any one, it is characterized in that, the width being suitable for the part of the corresponding link slot of the corresponding coupling interface being received in described battery pack or described electric tool of described jut is 0.3 centimetre to 0.6 centimetre.
28. 1 kinds of electric tools, is characterized in that, comprise main body and the motor being arranged in described main body; Wherein said electric tool comprises the battery pack coupling interface and/or charger coupling interface that are connected with electric electromechanics further, described battery pack coupling interface is suitable for coupling battery pack and described charger coupling interface is suitable for being coupled charger, with to described motor.
29. electric tools according to claim 28, is characterized in that, described battery pack coupling interface comprises:
Surrounding wall portion, it limits the chamber with opening, is inserted into described battery pack coupling interface to allow the corresponding coupling interface of described battery pack;
Coupling platform, it is arranged in described chamber and from the bottom of described chamber and gives prominence to, and described coupling platform comprises:
Electric connection structure, it is for setting up the electrical connection between described electric tool and described battery pack;
Mechanical connecting structure, it is independent of described electric connection structure, and for described battery pack is mechanically coupled to described electric tool;
Wherein, before setting up the electrical connection between described battery pack and described electric tool, the corresponding coupling interface of described battery pack is mechanically coupled to described battery pack coupling interface by described mechanical connecting structure at least in part.
30. electric tools according to claim 29, is characterized in that, the described electric connection structure of described battery pack coupling interface comprises:
Multiple coupling slot, its longitudinal center's axis being parallel to described battery pack coupling interface extends, and is provided with electrical contact wherein, and described multiple coupling slot is suitable for receiving the respective electrode of the corresponding coupling interface being formed in described battery pack.
31. electric tools according to claim 30, is characterized in that, the described mechanical connecting structure of described battery pack coupling interface comprises:
Jut, it is from described coupling platform along the vertical central axis alignment extension of described battery pack coupling interface, and described jut is suitable for the corresponding link slot of the corresponding coupling interface being received in described battery pack; And
Multiple engaging groove, its longitudinal center's axis being parallel to described battery pack coupling interface extends, and is configured to the corresponding non-conductive engagement member being suitable for receiving the corresponding coupling interface being formed in described battery pack.
32. electric tools according to claim 31, is characterized in that, the quantity of described multiple coupling slot of described battery pack coupling interface is four, and described four coupling slots are divided into two and are spaced apart from each other to the longitudinal center's axis from described battery pack coupling interface.
33. electric tools according to claim 32, is characterized in that, the quantity of described multiple engaging groove of described battery pack coupling interface is two, and each engaging groove is arranged between two coupling slots of a pair in described two pairs of coupling slots respectively.
34. electric tools according to claim 33, is characterized in that, the described engaging groove of described battery pack coupling interface is than described coupling flute length.
35., according to the electric tool in claim 32 to 34 described in any one, is characterized in that, the described jut of described battery pack coupling interface is formed in the centre of described coupling platform, and are arranged between described two pairs of coupling slots.
36. according to the electric tool in claim 29 to 34 described in any one, it is characterized in that, the described surrounding wall portion of described battery pack coupling interface has aduncate cross section at least in part to limit resettlement section at described chamber, it is suitable for receiving the outside lateral extension portions of the sidewall of the corresponding coupling interface being formed in described battery pack, so that described battery pack is fixed to described battery pack coupling interface.
37., according to the electric tool in claim 32 to 34 described in any one, is characterized in that, two coupling slots of every centering of described two pairs of coupling slots of described battery pack coupling interface are separated by 0.8 centimetre to 1.2 centimetres.
38. electric tools according to claim 33 or 34, it is characterized in that, described two engaging grooves of described battery pack coupling interface are separated by 1.7 centimetres to 2.3 centimetres.
39., according to the electric tool in claim 31 to 34 described in any one, is characterized in that, the width of the described jut of described battery pack coupling interface is 0.3 centimetre to 0.6 centimetre.
40., according to the electric tool in claim 28 to 34 described in any one, is characterized in that, described charger coupling interface comprises:
Main part, it has sidewall and the roof at top being connected described sidewall at least in part, and described sidewall limits the chamber with opening together with roof, is inserted into described charger coupling interface to allow the corresponding coupling interface of described charger;
Electric connection structure, it is for setting up the electrical connection between described electric tool and described charger;
Mechanical connecting structure, it is independent of described electric connection structure, and for described charger is mechanically coupled to described electric tool;
Wherein, before setting up the electrical connection between described electric tool and described charger, the corresponding coupling interface of described charger is mechanically coupled to described charger coupling interface by described mechanical connecting structure at least in part.
41. electric tools according to claim 40, is characterized in that, the described electric connection structure of described charger coupling interface comprises:
Multiple electrode, it is arranged in described chamber, and described multiple electrode runs parallel extends in longitudinal center's axis of charger coupling interface, thus is suitable for being received in the corresponding coupling slot with electrical contact of the corresponding coupling interface being formed in charger.
42. electric tools according to claim 41, is characterized in that, the described mechanical connecting structure of described charger coupling interface comprises:
Link slot, it is formed on roof and the longitudinal center's axis being parallel to described charger coupling interface extends, for receiving the complementary protuberance portion being formed in described charger; And
Multiple non-conductive engagement member, it is formed in described chamber, and longitudinal center's axis that described multiple non-conductive engagement member is parallel to described charger coupling interface extends and is suitable for being received in the re-spective engagement groove of the corresponding coupling interface being formed in charger.
43. electric tools according to claim 42, is characterized in that, the described non-conductive engagement member of described charger coupling interface and electrode are all tabular and are essentially perpendicular to the roof of described main part.
44. electric tools according to claim 43, is characterized in that, the quantity of described multiple electrode of described charger coupling interface is four, and described four electrodes are divided into two and are spaced apart from each other to the longitudinal center's axis from described charger coupling interface.
45. electric tools according to claim 44, it is characterized in that, the quantity of described multiple non-conductive engagement members of described charger coupling interface is two, and each non-conductive engagement member is arranged between two electrodes of a pair in described two pairs of electrodes respectively.
46. electric tools according to claim 45, is characterized in that, the described non-conductive engagement member of described charger coupling interface is grown and the opening extended into closer to described chamber than described electrode.
47., according to the electric tool in claim 42 to 46 described in any one, is characterized in that, the described link slot being arranged on described roof of described charger coupling interface is formed in the middle body of described roof.
48. according to the electric tool in claim 41 to 46 described in any one, it is characterized in that, the described sidewall of described charger coupling interface comprises outside lateral extension portions, described outside lateral extension portions is suitable for being received in the resettlement section of the corresponding coupling interface being formed in described charger, is fixed to described charger coupling interface for by described charger.
49. according to the electric tool in claim 41 to 46 described in any one, it is characterized in that, described charger coupling interface comprises pivot plate further, it is arranged between the side walls and in the front end of opening, described pivot plate can be movable between a closed position and a open position, wherein when described charger is coupled to described charger coupling interface, described pivot plate is pivoted to open position to allow to enter described chamber, and when not having charger to be coupled to described charger coupling interface, described pivot plate is pivoted to off-position to close the opening of described chamber substantially, thus protection described electrode in the cavity.
50., according to the electric tool in claim 42 to 46 described in any one, is characterized in that, the described link slot of described charger coupling interface is open slot.
51., according to the electric tool in claim 44 to 46 described in any one, is characterized in that, two electrodes of every centering of described two pairs of electrodes of described charger coupling interface are separated by 0.8 centimetre to 1.2 centimetres.
52. electric tools according to claim 45 or 46, it is characterized in that, described two non-conductive engagement members of described charger coupling interface are separated by 1.75 centimetres to 2.15 centimetres.
53., according to the electric tool in claim 42 to 46 described in any one, is characterized in that, the width of the described link slot of described charger coupling interface is 0.3 centimetre to 0.6 centimetre.
54. according to the electric tool in claim 28 to 34 described in any one, it is characterized in that, described battery pack coupling interface is electrically connected with described charger coupling interface, to allow when battery pack and charger are coupling in described battery pack coupling interface and described charger coupling interface respectively simultaneously, described charger is suitable for charging to described battery pack.
55. electric tools according to claim 54, it is characterized in that, when battery pack and charger are coupling in described battery pack coupling interface and described charger coupling interface respectively simultaneously, described charger is suitable for charging to described battery pack and to described motor simultaneously.
56. electric tools according to claim 28, is characterized in that, the described battery pack coupling interface of described electric tool is suitable for coupling according to the battery pack in claim 1 to 7 described in any one.
57. electric tools according to claim 28, is characterized in that, the described charger coupling interface of described electric tool is suitable for being coupled according to claim 15 to the charger in 21 described in any one.
CN201420318422.9U 2013-12-13 2014-06-13 Battery pack, charger and electric tool Active CN204029934U (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US29/476,479 USD712826S1 (en) 2013-12-13 2013-12-13 Battery pack
US29/476,480 2013-12-13
US29/476,483 2013-12-13
US29/476,483 USD754510S1 (en) 2013-12-13 2013-12-13 Interface of a power tool
US29/476,479 2013-12-13
US29/476,480 USD711314S1 (en) 2013-12-13 2013-12-13 Charger

Publications (1)

Publication Number Publication Date
CN204029934U true CN204029934U (en) 2014-12-17

Family

ID=52069765

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420318422.9U Active CN204029934U (en) 2013-12-13 2014-06-13 Battery pack, charger and electric tool

Country Status (1)

Country Link
CN (1) CN204029934U (en)

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