CN109585763A - Battery group - Google Patents
Battery group Download PDFInfo
- Publication number
- CN109585763A CN109585763A CN201811136797.2A CN201811136797A CN109585763A CN 109585763 A CN109585763 A CN 109585763A CN 201811136797 A CN201811136797 A CN 201811136797A CN 109585763 A CN109585763 A CN 109585763A
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- China
- Prior art keywords
- battery group
- interface
- mechanical interface
- battery
- hull
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/247—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for portable devices, e.g. mobile phones, computers, hand tools or pacemakers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25F—COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDED FOR; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOT PARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOT OTHERWISE PROVIDED FOR
- B25F5/00—Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for
- B25F5/02—Construction of casings, bodies or handles
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/623—Portable devices, e.g. mobile telephones, cameras or pacemakers
- H01M10/6235—Power tools
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6554—Rods or plates
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/569—Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Computer Hardware Design (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of battery groups, especially portable power tool battery group, have shell, at least one single battery are disposed in the shell, and have mechanical interface, and battery group can be mechanically connected by the mechanical interface and external electrical appliance.It proposes, mechanical interface has the intensity improved.
Description
Technical field
The present invention relates to a kind of battery groups.
Background technique
A kind of mechanical interface for battery group to be connect with electrical appliance as known to 10 2,015 207 730 Al of DE.
Mechanical interface is usually made of plastics, such as fibre-reinforced polyamide or polycarbonate.Due to higher energy demand
, battery group is used in workable utensil always, so the weight of battery group also improves.Due to the weight of battery group
It improves, so that proposing new requirement to the mechanical interface of battery group and electrical appliance.
Summary of the invention
The present invention relates to a kind of battery groups, especially portable power tool battery group, have shell, in the housing cloth
It is equipped at least one single battery, and there is mechanical interface, battery group can pass through the mechanical interface and external electrical appliance machine
Tool connection.It proposes, the mechanical interface has the intensity improved.It especially proposes, the mechanical interface is alternatively or additionally
Wear resistance with raising.It advantageously can thus extend the service life of battery group.
The component for the system that battery group is especially made of battery group and electrical appliance, wherein electrical appliance is in the runtime
Between by battery group supply with energy.For the mechanical connection established between battery group and electrical appliance, battery group and
Electrical appliance is respectively provided with the mechanical interface to correspond to each other.In addition, the adapter includes it is also contemplated that system includes adapter
At least two mechanical interfaces, adapter can be mechanically connected by the mechanical interface and battery group and electrical appliance.
Battery group is carried out with being electrically connected for electrical appliance by the electrical interface of battery group and the electrical interface of electrical appliance, these
Electrical interface corresponds to each other.Especially, at least one described single battery of battery group can pass through battery group and electricity consumption
The electrical interface of device is electrically connected with the driving unit of electrical appliance.Single battery can be configured to direct current monomer, which has
Following construction, wherein a monomer electrode is located on an end and another monomer electrode is located on opposite end.Especially
It is that single battery has positive monomer electrode on one end and has negative monomer electrode on opposite end.It is preferred that
Single battery is configured to nickel-cadmium storage battery monomer or nickel hydrogen storage battery monomer, is particularly preferably configured to the electric power storage based on lithium ion
Pond monomer.The battery voltage of battery group is usually more times of the voltage of single single battery and connecing by single battery
Logical mode (in parallel or series) obtains.Thus in the case where commonly having the single battery of 3.6 volts of voltage, illustratively
Battery voltage is 3.6V, 7.2V, 10.8V, 14.4V, 18V, 36V etc..It is preferred that single battery is configured at basic upper prop
The circle monomer of shape, wherein monomer electrode arrangement is on the end of cylindrical shape.Electrical interface especially includes being configured to transmitting energy
At least two electrical contact elements of amount.Alternatively or additionally, electrical interface can have secondary charge coil element, be used for induction type
Charging.Additionally, electrical interface can have other contact element, and the other contact element is configured to preferably pass through electricity
The additional information that subassembly is sought passes to electrical appliance.The charged state of battery group can be for example related to herein, in battery group
Temperature, the coding or residual capacity of battery group.It is contemplated that the electronic component adjusts or the charging of control battery group
And/or discharge process.Electronic component can be for example at least one circuit board, computing unit, transistor, capacitor and/or storage
Device.Electronic component can also have one or more sensors element, such as seeking the temperature in battery group.Electronic component
Alternatively, or in addition there is encoder element, such as coding resistor.
The electrical appliance can be in particular designed as portable tools.It is preferred that the electrical appliance is configured to gardening utensil, such as
Grass trimmer or hedge cutter, hand held power machine, such as angle grinder, driver, electric drill, hammer drill etc., or it is configured to measure work
Tool, such as airborne laser range finder.Alternatively it is also contemplated that the electrical appliance can be configured to wireless device, lamp or dust catcher.It is described
The following system for being made of battery group and electrical appliance, within the system, battery is especially arranged in battery group interface
The weight proportion of group is at least the 1/8 of total weight, preferably at least the 1/4 of total weight, preferably at least the 1/3 of total weight.This
In the case where weight ratio, due to the high weight of battery group and the mass inertia of battery group, in the case where system is fallen
It will lead to the high load of mechanical connection, which will lead to the irreversible damage of mechanical interface.Battery group
The corresponding mechanical interface of mechanical interface and electrical appliance is especially configured to sealed with formation force closure and/or shape each other
Connection.The connection preferably releasably constructs, wherein in the context of the present invention, releasable connection is interpreted as can
In the case where no tool and the connection that can nondestructively loosen.It is preferred that at least one mechanical interface in mechanical interface includes
Fixing element, battery group can be fixed on electrical appliance by the fixing element.It is preferred that the fixation can pass through operating element pine
It is de-, wherein operating element may be arranged on battery group and/or electrical appliance.Operating element can for example be configured to button, lever or
Key.
The mechanical interface of intensity and/or wear resistance with raising should be especially understood in the context of this application
The following mechanical interface of battery group or electrical appliance, the mechanical interface is by suitable design measure or passes through the selection of material
To enhance.It is preferred that mechanical interface is at least partially the tensile strength higher than the shell of the shell of battery group or electrical appliance
And/or limit of stretch.It is preferred that the average tensile strength and/or the average tensile limit of mechanical interface are greater than battery group or electricity consumption
The average tensile strength and/or limit of stretch especially in the region of corresponding mechanical interface of the shell of device.Limit of stretch
It is interpreted as the limit within a context, from the limit, is loaded and is covered from Hookean region to plastic region with the component of pulling force
Transition.
Moreover, it is proposed that mechanical interface, which has, bears face, also, mechanical interface is born between face and the weight of battery group
Ratio less than 5 square centimeters every kilogram, especially less than 1 square centimeter every kilogram, preferably smaller than 0.5 square centimeter every thousand
Gram.Alternatively it is also contemplated that the ratio of mechanical interface born between face and the weight of battery group is in 0.2 square centimeter often
Kilogram into the range between 0.8 square centimeter every kilogram, be preferably in 0.3 square centimeter every kilogram to 0.5 square centimeter it is every
In range between kilogram.Within a context, face is born especially to be interpreted as entirely bearing face.Advantageously, have as a result, and mention
The mechanical interface of high intensity only constructs in the system for needing such mechanical interface.Mechanical interface bears face in context
In should especially be understood to the face of battery group or electrical appliance, the face is by electrical appliance or the load of battery group with power.Here, when using
During electric appliance is run in conventional operation, the face of bearing is substantially perpendicular to the orientation for gravity to work.
Also, it has been proposed that the shell is substantially constructed by case material, also, at least one join domain of mechanical interface
In be disposed at least one reinforcing element, which is constructed by a material, the material have it is higher than the case material
Intensity and/or wear resistance.It advantageously can thus effectively improve the intensity of mechanical interface.Material is especially answered within a context
It is interpreted as material, by the material member of formation.The shell of battery group is especially at least partly made of plastics.It is preferred that institute
Shell is stated by polycarbonate or polyethylene, preferably by high density polyethylene (HDPE) (PEHD), construction.The shell at least partly, especially
It is fully to be configured to external shell.Case material is especially interpreted as following material within a context, and shell is at least
50%, preferably at least 75%, preferably at least 90% is made of the material.In the connected state, in join domain, battery group
Mechanical interface at least partly stick on the mechanical interface of electrical appliance.It bears face and is especially fully disposed in join domain
It is interior.It is preferred that join domain and/or the material of reinforcing element have the tensile strength and/or limit of stretch higher than case material.Especially
It is the average tensile strength and/or limit of stretch that shell is improved by reinforcing element.
Also, it has been proposed that the join domain of mechanical interface includes connecting element, the connecting element be configured to by battery group with
Electrical appliance force closure and/or the sealed connection of shape.Connecting element is especially connect with reinforcing element in this way, so that improving connection member
The intensity and/or wear resistance of part.
Also, it has been proposed that connecting element and/or reinforcing element construct in this way so that battery group can by connecting element and/or
Reinforcing element guidance, for establishing force closure and/or the sealed connection of shape.Connecting element can for example be configured to guide rail, especially
It is straight line guide rail, guiding groove, guiding rib etc..
Also, it has been proposed that reinforcing element partly, especially fully, is arranged on the outer surface of connecting element.Advantageously may be used
The intensity and wear resistance of connecting element are improved by the measure.The outer surface of connecting element can be in particular designed as guiding
Face, battery group can be guided along the guide surface, to establish force closure and/or the sealed connection of shape.In addition, outer surface is outstanding
It is constructed to bear face, this bears face in the connected state by electrical appliance or the gravitational load of battery group.
It is surrounded also, it has been proposed that reinforcing element is partially or even wholly connected element.Advantageously can thus improve mechanical interface,
The especially intensity of connecting element.Especially, reinforcing element is arranged to be spaced apart with the outer surface of connecting element, thus advantageously
Reinforcing element can be protected from wearing and/or corroding by connecting element.
Also, it has been proposed that each connecting element is connect at least one reinforcing element, especially with a single reinforcing element.Also
It proposes, these connecting elements are connect with a single reinforcing element.It advantageously thus can particularly effectively improve intensity.
Also, it has been proposed that reinforcing element can force closure and/or shape connect in locking manner with connecting element.The connection may be configured to can
It loosens, it is especially releasable in the case where no tool.It is exemplary it is contemplated that reinforcing element by screw connect, folder
It is tightly connected, gluing connection or similar connect with connecting element.Alternatively or additionally it is also contemplated that reinforcing element with connect member
Part is by not releasable or only releasable connection structure connects under certain condition, such as by injection encapsulated or rivet hot
It connects.
Also, it has been proposed that reinforcing element is configured to imbedding piece.Mechanical interface advantageously can be thus realized in a manner of cost advantages
Enhancing.Also, it has been proposed that connecting element is made up of the injection encapsulated of reinforcing element.
Also, it has been proposed that reinforcing element is constructed by metal or metal alloy.Alternatively or additionally, reinforcing element can by with shell
The different plastics of plastics or by ceramics construction.
Also, it has been proposed that the shell mostly partly constructs, wherein shell has at least one interface hull, the interface hull
Including the mechanical interface.The assembly of battery group and/or electrical appliance can advantageously be simplified by manifold shell.
Also, it has been proposed that interface hull is substantially constructed by metal or metal alloy.Can advantageously be achieved in have it is especially high
Intensity and/or wear resistance mechanical interface.Interface hull is preferably constructed by nonferrous metal.It is preferred that interface hull is by being based on
The non-ferrous alloy of aluminium, zinc or magnesium constructs.The iron content that the non-ferrous alloy has herein is no more than 50%.
Also, it has been proposed that interface hull at least has the connecting element, wherein connecting element is by metal or by metal alloy structure
It makes.Advantageously can thus by design it is simple in a manner of realize with high-intensitive mechanical interface.
Also, it has been proposed that interface hull partly surrounds at least one electrical contact element in electric contact area, electrical contact member
Part is configured at least one described single battery being electrically connected with electrical appliance.The especially aforementioned electricity of the electrical contact element connects
Mouthful.Advantageously, at least one described electrical contact element is protected by interface hull.
Also, it has been proposed that interface hull has at least one insulation component, which is arranged in electric contact area.Favorably
Ground can forbid short circuit by insulation component.Insulation component be especially arranged between two electrical contact elements or electrical contact element and
Between conductive and/or metal the region of interface hull, especially interface hull.The insulation component is in particular designed as electricity
Insulator.
Have been proposed that the insulation component force closure, shape is sealed and/or material is connect with interface hull in locking manner.Insulation
Element can representative configuration be moulding, insulating film or coating.
Also, it has been proposed that battery group has at least one heat conducting element, which is configured to interface hull and arrangement
Thermal connection between the heat source in the shell of battery group.Heat source is especially interpreted as in battery group within a context
--- especially in the region of the electronic component of battery group --- guidance electric current component or be interpreted as due to guidance
The component of electric current and the component of heating.Heat source can for example be related to the circuit board of electronic component, the electronics of arrangement on electronic components
Component, brazed portions or melting welding position, electric lead, fuse etc..It is preferred that the heat conducting element is with higher than the wire-conducting performance of air
Thermal conductivity.It is preferred that the heat conducting element has the thermal conductivity higher than the average thermal conductivity of shell.The heat conducting element can example
Property by heat-conducting medium, such as heat-conducting cream or heat conducting film construction.
Also, it has been proposed that the heat conducting element force closure, shape be sealed and/or material in locking manner with interface hull and/or heat source
Connection.Especially, heat conducting element sticks on interface hull and heat source.
The invention further relates to a kind of methods for manufacturing the aforementioned accumulator cells group with mechanical interface, wherein machinery connects
Mouth is especially manufactured by multi component injection molding method.Especially, at least one plastic fraction has the tensile strength of raising herein,
Wherein, the component is for manufacturing reinforcing element.Especially, interface hull is manufactured by the multi component injection molding method.
Alternatively, mechanical interface can be manufactured by pressure casting method or mixed injection molding method.Especially by pressure casting method system
It makes the interface hull being substantially made of metal or metal alloy and manufactures by mixed injection molding method substantially by plastics structure
At interface hull, which, which has, is configured to the reinforcing element of metal imbedding piece.Also, it has been proposed that connecting element passes through to increasing
The injection encapsulated manufacture of strong element.
Also, it has been proposed that reinforcing element has at least one hole or at least one vacancy portion.It is preferred that reinforcing element has multiple holes
Or vacancy portion, they cause plastics preferably to adhere to or connect with reinforcing element in injection encapsulated reinforcing element.
The invention further relates to electrical appliances, especially hand held power machine, with aforementioned mechanical interface.The invention further relates to
The system being made of battery group and electrical appliance has at least one aforementioned mechanical interface, is preferably respectively provided with an aforementioned machine
Tool interface.
Other advantages are obtained from the following drawings explanation.Attached drawing, description and claims include the combination of big measure feature.
Those skilled in the art also can individually consider these features in line with the purpose, and be combined into other significant groups
It closes.The appended drawing reference of different embodiments of the invention is substantially corresponding each other, these each corresponding appended drawing references are equipped with phase
The letter of same number embodiment corresponding with characterization.
In embodiment below, mechanical interface according to the present invention is exemplary to be associated with battery group.Because of electrical appliance
Mechanical interface and the mechanical interface of battery group essentially correspond to, so those skilled in the art are readily apparent that battery
The embodiment of the mechanical interface of group shown is also applied on the corresponding mechanical interface of electrical appliance.
Detailed description of the invention
Attached drawing is shown:
Fig. 1 has the side view of the system of electrical appliance and battery group；
The perspective view of Fig. 2 battery group；
The perspective view of the battery group of Fig. 3 Fig. 2, without interface hull；
The exploded view of Fig. 4 a mechanical interface according to the present invention；
The cross section of the mechanical interface of Fig. 4 b Fig. 4 a；
The cross section that Fig. 5 passes through plane A shown in FIG. 1；
The exploded view of the alternative embodiment of Fig. 6 mechanical interface according to the present invention；
The exploded view of the alternative embodiment of Fig. 7 a mechanical interface；
The cross section of the mechanical interface of Fig. 7 b Fig. 7 a；
The top view of Fig. 8 battery group, another alternative embodiment with mechanical interface；
The cross section of the battery group of Fig. 9 a Fig. 8 (by plane B)；
The longitudinal section of the battery group of Fig. 9 b Fig. 9 a (by plane C)；
The longitudinal section of Figure 10 battery group, another alternative embodiment with mechanical interface.
Specific embodiment
Fig. 1 shows the side view of system 10, and the system is by being configured to the electrical appliance 14 of hand held power machine 12 and being configured to
The battery group 18 of portable power tool battery group 16 is constituted.Hand held power machine 12 and battery group 18 are respectively provided with machinery
The both parts of interface 20,22, system 10 are connected with each other by these mechanical interfaces.12 representative configuration of hand held power machine
For hammer drill 24.Hand held power machine 12 has shell 26, handle 28 is disposed in the rear end of the shell, which has
Run switch 30 is for opening and shutting down hand held power machine 12.It is arranged on the front end of the shell 26 of hand held power machine 12
There is tool receiving element 31, which is arranged for receiving plug-in type tool 32.Handle 28 and tool receiving element 31 it
Between be disposed with the driving unit 38 with electric motor 34 and transmission device 36.Transmission device 36 include percussion unit 40 and
It is arranged in 34 top of electric motor.There is electronic component 42 in 34 arranged beneath of electric motor, hand held power machine 12 can be by this
Electronic component is adjusted or controls.Battery group 18 is arranged in the lower section of handle 28 and adjacent with electronic component 42.Electric power storage
Pond group 18 and electrical appliance 14 are respectively provided with the electrical interface 44,46 to correspond to each other, battery group 18 can by the electrical interface with
The electrical connection of electronic component 42 of electrical appliance 14, especially electrical appliance 14.In state interconnected, battery group 18 is electricity consumption
Device 14 provides energy supply.The weight that battery group 18 has is equivalent to about the 1/4 of the weight of system 10.Due to battery group 18
The weight and arrangement, system 10 run when generate mechanical interface 20,22 region in raising load.In order to extend
The service life of system 10, especially mechanical interface 20,22, mechanical interface 20,22 are configured with the intensity of raising.
Battery group 18 is illustrated with solid in Fig. 2, there is mechanical interface 22.Battery group 18 is via mechanical interface 22
Mechanically releasably it is connect with electrical appliance 14.Battery group 18 has shell 48, and illustratively multiple piece constructs the shell.
Shell 48 is made of the case material comprising plastics.It is preferred that shell 48 is constructed by polycarbonate or high density polyethylene (HDPE).Shell 48
There is matrix 50 on the downside of it, there is interface hull 52 on it, and opposite side wall 54 there are two having on its lateral surface.
Housing parts 50,52,54 are connected with each other by being illustratively configured to the tightening member 56 of screw.Housing parts 50,52,54 are complete
Portion is at least partly configured to external shell component.It is disposed with state-of-charge indicator 58 on the front side of battery group 18, leads to
The charged state of battery group 18 can be indicated by crossing it.State-of-charge indicator 58 is integrated in shell 48, especially matrix 50.Shell
Body 48, especially interface hull 52 include mechanical interface 22, and mechanical interface 22 has fixing element 60 and electrical interface 46.Battery
Group 18 is illustratively configured to pushing mounted type battery group.When installing battery group 18, by the mechanical interface 22 of battery group 18
Representative configuration be the representative configuration of the connecting element 62 of guiding groove and the mechanical interface 20 of electrical appliance 14 be guide rail
Corresponding connecting element 64 (see Fig. 5) forms cooperation.Battery group 18 is pushed by relative motion along push-in direction 66 in one's hands
It holds and is guided in formula toolroom machine 12 and herein by the connecting element 62 of battery group 18 and the connecting element 64 of electrical appliance.Pass through two
The connecting element 62,64 of a mechanical interface 20,22,18 force closure of battery group and shape is releasable with electrical appliance 14 in locking manner
Ground connection.The freedom degree that the relative motion for connecting battery group 18 has is 1.
In order to lock battery group 18 and electrical appliance 14, mechanical interface 22 has fixing element 60.60 structure of fixing element
The latch elements to be spring-loaded are made, which is pivotally supported in the shell 48 of battery group 18.The lock
It is fixed to be carried out by battery group 18 along push-in direction 66 push-in, wherein clamping lock at the end of relative motion of fixing element 60
Into side recessed position.In order to loosen the locking, mechanical interface 22 has the operating element 68 for being configured to key, the operating element
It is coupled with the movement of fixing element 60.By manipulating the operating element 68, fixing element 60 is towards in the shell 48 of battery group 18
Movement, also, the locking between battery group 18 and electrical appliance 14 is loosened so that battery group 18 can by with along push-in side
The movement reverse to 66 relative motion loosens.
Fig. 3 shows battery group 18, without interface hull 52 and side wall 54.The matrix 50 of shell 48 has monomer holder
Region.Receiving in monomer holder region has at least one single battery 70, wherein battery group 18 is preferably
In illustratively have ten parallel connections and/or concatenated single battery 70.Single battery 70 is arranged to two layers herein,
In, every layer is respectively provided with five single batteries 70.It constructs to 70 cylindricality of single battery and there is monomer on its end face
Electrode 72.The mutual connection of single battery 70 is realized via monomer connector 74.Monomer connector 74 is configured to store
Battery cell 70 is electrically connected each other in parallel and/or series system.In the embodiment as shown, each two or four electric power storage
Pond monomer 70 is connected with each other via monomer connector 74.It can also be seen that each single battery 70 in order to be mechanically fixed and to each other
It is separatedly received in the monomer holder region of matrix 50.Monomer holder region is in addition to single battery 70 to be fixed on
Cooling accumulator monomer 70 is also used for except in shell 48 and by Heat Conduction Material, such as aluminium or thermally conductive good plastics, composition.
Monomer holder region also has the insulation wall of sleeve-shaped, so that each single battery 70 can be separated to independence and can ensure that each storage
Electrical isolation between battery cell 70.
The ministry of electronics industry is disposed in region between monomer holder overlying regions, especially matrix 50 and interface hull 52
Part 78.Electronic component 78 includes circuit board 80.Electronic component 78 is connect with state-of-charge indicator 58.It is arranged on circuit board 80
There are electrical contact element 82 and other contact element 84, the setting of electrical contact element 82 is used for the charging and discharging of battery group 18,
The other contact element 84 is configured to for the charged state or temperature of status information, such as battery group 18 being transferred to
Electrical appliance 14.Electrical contact element 82 and the other contact element 84 are associated with electrical interface 46.Electrical contact element 82,84 is storing
It is arranged in the assembled state of battery pack 18 in the notch 83 (see Fig. 2) in shell 48, especially interface hull 52.Electrical contact member
Part 82 is connect with electronic component 78 and single battery 70.Electrical contact element 82 passes through construction with being electrically connected for single battery 70
Realize that at the contact site, single battery 70 is via monomer connector 74 and structure for the contact site 86 of brazed portions
Make the soldering of electric conductor 88 for electric wire.Alternatively it is also contemplated that monomer connector 74 and 88 melting welding of electric conductor.86 cloth of brazed portions
It sets between electronic component 78 and single battery 70.
Fig. 4 a shows the exploded view of interface hull 52.Interface hull 52 is configured to one of the external shell of battery group 18
Point.Interface hull 52 includes the mechanical interface 22 of battery group, which constructs with the intensity and wear resistance improved.
For this purpose, 52 shape of interface hull is connect with two reinforcing elements 90 in locking manner, reinforcing element is especially arranged on mechanical interface 22
Join domain 92 in.Interface hull 52 has material identical with the case material of shell 48.Especially, interface hull 52 by
Constructed in plastic material.Reinforcing element 90 is by sheet material structure.Especially, reinforcing element 90 is configured to sheet metal bending part.Join domain 92 is logical
Following region expansion is crossed, in this region the connecting element 62 of battery group 18 connecting element 64 corresponding with electrical appliance 14
Form force closure and the sealed connection of shape.The construction of battery group 18 is that the connecting element 62 of guiding groove is arranged essentially parallel to push-in
Direction 66 extends.In order to establish force closure connection, it is contemplated that connecting element illustratively has the sub-segments of taper.Interface shell
There are two connecting elements 62 for the tool of body 52, they connect with single reinforcing element 90 respectively.Interface hull 52 and reinforcing element 90
Connecting structure is not releasable and especially generates when manufacturing interface hull 52.It is preferred that interface hull 52 passes through mixing
Injection moulding process manufacture, wherein the reinforcing element 90 for being configured to plate imbedding piece is placed to injection mold for interface hull 52
In and be injection molding encapsulating, be especially injection molding encapsulating with plastics.Alternatively it is also contemplated that reinforcing element 90 is connected by other
Mode is illustratively connected cohesively together by gluing and 62 material of connecting element.Reinforcing element 90 has multiple vacancy portions 94, with
Enhance the connection between interface hull 52 and reinforcing element 90.The length of reinforcing element 90 preferably corresponds to the length of connecting element 62
Degree, wherein the length of connecting element 62 is especially interpreted as the length of the following region of connecting element 62, and battery group 18 exists
It is guided in this region when being connect with electrical appliance 14.Alternatively it is also contemplated that the length of reinforcing element 90 is corresponding to connection
At least the 50% of at least the 30% of the length of element 62, the especially length of connecting element 62, the preferably length of connecting element 62
At least 75%.It is also contemplated that more than one reinforcing element 90 connect and is enhanced with a connecting element 62.
The section of the perspective view for the interface hull 52 being connect shown in fig. 4b with reinforcing element 90.Reinforcing element 90 and machine
Interface hull 52 connects tool interface 22 so in other words so that reinforcing element 90 in cross-section some fully and have one
Part in side is surrounded by interface hull 52.Different shapes, such as L, U can be used in the cross-sectional profiles of reinforcing element 90,
The combination of T, double-T or these shapes.Especially, reinforcing element 90 is disposed so as reinforcing element 90 and is configured to connection member
The outer surface 96 of part 62.It is preferred that reinforcing element 90 is constructed by corrosion resistant metal or corrosion resistant metal alloy.Reinforcing element 90
Be preferably configured as connecting element 62 bears face 98, this bears the corresponding company that face sticks on electrical appliance 14 in the connected state
It connects on element 64, also, the gravity of the weight derived from battery group 18 is born on face in this.Interface hull 52 is via construction
Other housing parts 54 for the shell 48 of the tightening member 56 and battery group 18 of screw are connect.For this purpose, interface hull 52
With tightening member receiving element 100 (see Fig. 4 a), representative configuration is screw received block.In order to further increase mechanical interface
22 intensity, reinforcing element 90 equally have at least one tightening member receiving element 102 (see Fig. 4 a), in the connected state this
The tightening member receiving element 100 of sample and interface hull 52 is disposed adjacently, so that tightening member 56 is received by two tightening members
Part 100,102 receives.Thus it advantageously thus will act on the power on the face of bearing 98 also by least one in tightening member 56
A or two tightening members are received.
Fig. 5 shows the cross of the mechanical interface 20 of the electrical appliance 14 of the system 10 of Fig. 1 and the mechanical interface 22 of battery group 18
Section.Electrical appliance 14 has an electrical interface 44, which includes multiple electrical contacts 104, and the electrical interface 44 of electrical appliance 14 can be through
It is electrically connected by the electrical contact with the electrical interface 46 of battery group 18.Electrical contact 104 is arranged on contact holder 105, this connects
Touching holder is fastened in the handle 28 of electrical appliance 14, is in particular fastened in the foot of handle 28 of electrical appliance 14.
In this embodiment, the construction of electrical appliance 14 is that the connecting element 64 of guide rail is cooperated to the structure of battery group 18
It makes in the corresponding connecting element 62 for guiding groove.In this embodiment, only the mechanical interface 22 of battery group 18 is borrowed
Reinforcing element 90 is helped to enhance.But alternatively or additionally it is also contemplated that the construction of mechanical interface 20 of electrical appliance 14 has enhancing member
Part.Connecting element 64 sticks on three outer surfaces of the connecting element 62 of battery group 18, wherein three of connecting element 62
Two outer surfaces in outer surface are made of reinforcing element 90.During the conventional operation of hand held power machine 12, system 10
Orientation substantially corresponds to orientation shown in FIG. 1, wherein battery group 18 is arranged on the lower end of hand held power machine 12.
In the orientation, as previously mentioned, the bearing on face 98 of connecting element 62 is acted on derived from the power of 18 weight of battery group.
Fig. 6 shows the alternative embodiment of mechanical interface 22a, has the reinforcing element 90a of substitution.Mechanical interface 22a
Including single reinforcing element 90a, which connect in this way with interface hull 52a, so that all connections of mechanical interface 22a
Element 62a is enhanced by the single reinforcing element 90a.Reinforcing element 90a includes two sub-regions 106a, the two subregions
It is approximately equivalent to the reinforcing element 90 of previous embodiment, wherein the two subregions 106a is connected with each other via cross bar 108a.
Advantageously, the intensity of mechanical interface 22a can thus be further increased.
Another alternative embodiment of mechanical interface 22b is shown in Fig. 7 a, there is the reinforcing element 90b of substitution.Interface
Shell 52b is as previously described by constructed in plastic material and including two connecting element 62b.Connecting element 62b increases with each one as previously described
Strong element 90b connection, is connected with each other especially by mixed injection molding method.Reinforcing element 90b be configured to plate imbedding piece and
Extend along the lengthwise scale of connecting element 62b.Reinforcing element 90b has multiple holes 94, reinforcing element 90b and connecting element
The connection of 62b can be enhanced by the hole, and mode is, interface hull 52b connecting element 62b and reinforcing element 90b in other words
It grabs and connects in the fabrication process.Reinforcing element 90b is also respectively provided with three tightening member receiving element 102b.
The section of mechanical interface 22b is shown in Fig. 7 b.It is different from the embodiment of mechanical interface 22 of Fig. 4, reinforcing element
90b does not form the outer surface 96b of connecting element 62b.As can be seen in cross-section, reinforcing element 90b is in join domain
In substantially completely by interface hull 52b, connecting element 62b is surrounded in other words.It is preferred that reinforcing element 90b is in this way by interface hull
52b is surrounded, so that reinforcing element 90b shields moisture by interface hull 52b, so that moisture cannot be from external and reinforcing element
90b contact.Advantageously, reinforcing element 90b thus can be manufactured using non-corrosion resistant metal or non-corrosion resistant metal alloy.
To overlook another alternative embodiment for illustrating the battery group 18c with mechanical interface 22c in Fig. 8.It stores
The construction of battery pack 18c substantially corresponds to the construction of the battery group 18 of Fig. 2 and 3, but difference essentially consists of mechanical interface
22c, the mechanical interface have the interface hull 52c of metal.The shell 48c of battery group 18c in this embodiment mainly by
Plastics are constructed by the material comprising plastics." main " within a context especially it will be appreciated that the outer surface of shell at least
50%, preferably at least 75% passes through plastics or the construction of the material comprising plastics.Especially, matrix 50c and side wall 54c is by including modeling
The material of material constructs.Interface hull 52c is illustratively constructed by aluminium.But what is be alternatively also suitble to is that other metals or metal close
Gold, it is especially nonmetallic.Interface hull 52c includes connecting element 62c, which is configured to as previously mentioned and electricity consumption
14 force closure of device and/or the sealed connection of shape.Connecting element 62c is constructed one-piece with interface hull 52c and is especially constructed
For guiding groove.The outer surface 96c of connecting element 62c is partly configured to guide surface, and battery group 18c is connect with electrical appliance 14
When be guided along the guide surface.The outer surface 96c of connecting element 62c is preferably machined in this way, so that in the area of guide surface
Abrasion in domain reduces.Illustratively, outer surface 96c can be processed by milling, grinding, polishing etc..It is connect by the machinery of metal
Mouth 22c, battery group have especially in the region of connecting element 62c than shell 48c in the region of mechanical interface 22c
Average tensile strength and the high tensile strength and limit of stretch of limit of stretch.
Fig. 9 a shows the section by the plane B marked in Fig. 8.Plane B extends through interface hull 52c and is arranged in and connects
Electrical contact element 82c, 84c in the notch 83c of mouth shell 52c.Arrange electrical contact element 82c, the region of 84c, especially by
The region of notch 83c expansion forms electric contact area 112c, in the electric contact area, electrical contact element 82c or other electricity
Contact element 84c can the electrical connection of electrical interface 44 corresponding with electrical appliance 14.Especially, electrical contact element 82c, 84c difference
It is arranged between the two side walls 110c of interface hull 52, described two side walls spatially limit electric contact area 112c.Electricity
Contact element 82c, 84c representative configuration is reed.In order to ensure not establishing electrical contact element 82c, 84c and conductive interface shell
The electrical contact of body 52c, battery group 18c have insulation component 114c.Insulation component 114c preferably passes through force closure and/or shape
Sealed connection is connect by the sealed connection of material with interface hull 52c.Insulation component 114c is especially arranged so to be connect in electricity
Touch the element of another guidance electric current of the electronic component 78c of element 82c, 84c or battery group 18c, such as electronic component 81c
Between (see Fig. 9 b), so that interface hull 52c will not be placed under electric current, it thus can be advantageously in the feelings of metal interface shell 52c
Forbid short circuit under condition.Insulation component 114c can for example be configured to insulating film 116c.It is configured to the insulation component of insulating film 116c
114c can for example material in locking manner via gluing connect with by electrical contact element 82c, the 84 side wall 112c connections surrounded.It is connect in electricity
Touch element 82c, 84c arranged beneath circuit board 80c and the arrangement interface hull 52c above electrical contact element 82c, 84c.Especially
It is addedly equally to be disposed with insulation component above electrical contact element 82c, 84c on the inner surface of interface hull 52c
114c, the insulation component are for example configured to insulation imbedding piece 118c (see Fig. 9 b).The insulation imbedding piece can be configured to moulding
And it is mounted on the inner surface of interface hull 52c by connection is clamped.Alternatively it is also contemplated that interface hull 52c's is entire interior
Surface is coated with the plastic coating of electrical isolation.
Another alternative embodiment of battery group 18d with mechanical interface 22d is shown in Figure 10.Similar to before
Embodiment, construct to mechanical interface 22d metal.Battery group 18d is shown with longitudinal section.In the interior table of interface hull 52d
On face above electronic component 78d, especially above circuit board 80d, it is disposed with insulation component 114d.In battery group 18d
It is interior, heat source 120d is especially disposed on circuit board 80d, heat source heating in battery group 18d charge or discharge.Heat source
120d can be configured to the element of guidance electric current or be also configured as the component by guiding the components warm of electric current.In order to effectively
Cooling, battery group 18d has heat conducting element 122d, and heat conducting element is configured to the interface hull by heat source 120d and metal
52d is thermally connected, and thus can advantageously be realized and effectively be exported heat from the inside of the shell 48d of battery group 18d.It is thermally conductive
Element 122d representative configuration is heat conducting film, which is configured in two sides all toughness, so that assembly is simple.Heat conducting element
122d had both been sticked on heat source 120d or had been sticked on interface hull 52d, was especially directly reclined.The size of heat conducting element 122d
Preferably substantially adapt to the size of heat source 120d to be cooled.Advantageously, insulation component 114d has notch, heat conducting element
122d is arranged in the notch, also, heat conducting element 122d can be thermally connected by the notch and interface hull 52d.Heat conducting element
122d is constructed with being especially electrically insulated.
Claims (14)
1. a kind of battery group, especially portable power tool battery group, comprising:
Shell (48) is disposed at least one single battery (70) in the shell,
Mechanical interface (22), the battery group (18) can be mechanically connected via the mechanical interface and external electrical appliance (14),
Wherein, the shell (48) mostly partly constructs and has at least one interface hull (52), the interface hull packet
The mechanical interface (22) are included,
It is characterized in that,
The mechanical interface (22) has the intensity improved.
2. battery group according to claim 1, which is characterized in that the mechanical interface (22), which has, bears face (98),
Also, the ratio of the mechanical interface (22) born between face (98) and the weight of the battery group (18) is less than 5 squares
Centimetre every kilogram.
3. the battery group according to one of preceding claims, which is characterized in that the interface hull (52c) substantially by
Metal is made of metal alloy.
4. the battery group according to one of preceding claims, which is characterized in that the interface hull (52c) has at least
One connecting element (62c), the connecting element are configured to lock the battery group (18) and the electrical appliance (14) power
Conjunction and/or the sealed connection of shape.
5. battery group according to claim 4, which is characterized in that the connecting element (62c) is by metal or by metal
Alloy construction.
6. the battery group according to one of preceding claims, which is characterized in that the interface hull (52c) will be in electrical contact
Element (82c, 84c) partly surrounds in electric contact area (112c), the electrical contact element be configured to by it is described at least
One single battery (70c) is electrically connected with the electrical appliance (14).
7. battery group according to claim 6, which is characterized in that the interface hull (52c) has at least one absolutely
Edge element (114c), the insulation component are especially arranged in the electric contact area (112c).
8. battery group according to claim 7, which is characterized in that insulation component (114c) force closure, shape lock
It closes and/or material is connect with the interface hull (52c) in locking manner.
9. battery group according to claim 7 or 8, which is characterized in that the insulation component (114c) is configured to be molded
Part, insulating film or coating.
10. the battery group according to one of preceding claims, which is characterized in that the battery group (18d) has extremely
A few heat conducting element (122d), the heat conducting element are configured to the interface hull (52d) and are arranged in the battery
The thermal connection between heat source (120d) in the shell (48d) of group (18d).
11. battery group according to claim 10, which is characterized in that heat conducting element (122d) force closure, shape
Sealed and/or material is connect with the interface hull (52d) and/or the heat source (120d) in locking manner.
12. a kind of method for manufacturing the battery group according to one of preceding claims, wherein the mechanical interface
(22) it is manufactured by multi component injection molding method or by pressure casting method.
13. a kind of electrical appliance, especially hand held power machine have mechanical interface (22c for connecting with battery group；
22d), the battery group is according to claim 1 to battery group described in one of 11.
14. a kind of system, including the battery group (18c according to one of preceding claims；18d) and electrical appliance (14),
With mechanical interface (22c；22d).
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102017217480.3A DE102017217480A1 (en) | 2017-09-29 | 2017-09-29 | battery Pack |
| DE102017217480.3 | 2017-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109585763A true CN109585763A (en) | 2019-04-05 |
Family
ID=65727663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811136797.2A Pending CN109585763A (en) | 2017-09-29 | 2018-09-28 | Battery group |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109585763A (en) |
| DE (1) | DE102017217480A1 (en) |
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| CN1366717A (en) * | 2000-04-14 | 2002-08-28 | 松下电器产业株式会社 | Battery pack |
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| CN104659293A (en) * | 2013-09-16 | 2015-05-27 | 罗伯特·博世有限公司 | Rechargeable battery |
| DE102015201574A1 (en) * | 2014-04-17 | 2015-10-22 | Robert Bosch Gmbh | battery device |
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| CN205452401U (en) * | 2016-03-24 | 2016-08-10 | 四川长虹电源有限责任公司 | Storage battery shell |
| US20160359151A1 (en) * | 2015-06-05 | 2016-12-08 | Milwaukee Electric Tool Corporation | Support member for battery pack top housing |
| CN206003873U (en) * | 2015-03-06 | 2017-03-08 | 罗伯特·博世有限公司 | Accumulator battery for hand held power machine and hand held power machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014197515A (en) * | 2013-03-29 | 2014-10-16 | 日立工機株式会社 | Battery pack and electric apparatus |
| DE202014007259U1 (en) * | 2014-09-05 | 2014-10-02 | Robert Bosch Gmbh | Hand Tools Battery |
| DE102015207730A1 (en) | 2015-04-28 | 2016-11-03 | Robert Bosch Gmbh | Charger for a battery pack of a hand tool |
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2017
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|---|---|---|---|---|
| CN1366717A (en) * | 2000-04-14 | 2002-08-28 | 松下电器产业株式会社 | Battery pack |
| US20140272517A1 (en) * | 2013-03-12 | 2014-09-18 | Milwaukee Electric Tool Corporation | Battery pack with heat sink |
| CN104659293A (en) * | 2013-09-16 | 2015-05-27 | 罗伯特·博世有限公司 | Rechargeable battery |
| DE102015201574A1 (en) * | 2014-04-17 | 2015-10-22 | Robert Bosch Gmbh | battery device |
| CN205438462U (en) * | 2014-09-09 | 2016-08-10 | 罗伯特·博世有限公司 | Battery monomer holds carrier , storage battery and hand -held tool machine |
| CN206003873U (en) * | 2015-03-06 | 2017-03-08 | 罗伯特·博世有限公司 | Accumulator battery for hand held power machine and hand held power machine |
| US20160359151A1 (en) * | 2015-06-05 | 2016-12-08 | Milwaukee Electric Tool Corporation | Support member for battery pack top housing |
| CN205452401U (en) * | 2016-03-24 | 2016-08-10 | 四川长虹电源有限责任公司 | Storage battery shell |
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| Publication number | Publication date |
|---|---|
| DE102017217480A1 (en) | 2019-04-04 |
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