CN109599526A - Apparatus for storing electrical energy and electric tool - Google Patents

Apparatus for storing electrical energy and electric tool Download PDF

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Publication number
CN109599526A
CN109599526A CN201811564279.0A CN201811564279A CN109599526A CN 109599526 A CN109599526 A CN 109599526A CN 201811564279 A CN201811564279 A CN 201811564279A CN 109599526 A CN109599526 A CN 109599526A
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CN
China
Prior art keywords
energy
energy unit
storing electrical
module
electrical energy
Prior art date
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Granted
Application number
CN201811564279.0A
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Chinese (zh)
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CN109599526B (en
Inventor
刘传君
郭新忠
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Changzhou Globe Co Ltd
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Changzhou Globe Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Globe Co Ltd filed Critical Changzhou Globe Co Ltd
Priority to CN201811564279.0A priority Critical patent/CN109599526B/en
Publication of CN109599526A publication Critical patent/CN109599526A/en
Priority to AU2019411162A priority patent/AU2019411162A1/en
Priority to EP19901399.6A priority patent/EP3890084A4/en
Priority to PCT/CN2019/114230 priority patent/WO2020125209A1/en
Priority to PCT/CN2019/114235 priority patent/WO2020125210A1/en
Priority to EP19899127.5A priority patent/EP3890144A1/en
Priority to PCT/CN2019/114237 priority patent/WO2020125211A1/en
Priority to PCT/CN2019/114239 priority patent/WO2020125213A1/en
Priority to AU2019410335A priority patent/AU2019410335A1/en
Priority to AU2019400237A priority patent/AU2019400237A1/en
Priority to EP19900190.0A priority patent/EP3890145A4/en
Priority to EP19900431.8A priority patent/EP3890146A4/en
Priority to AU2019410333A priority patent/AU2019410333A1/en
Priority to US17/344,940 priority patent/US11855299B2/en
Priority to US17/344,934 priority patent/US20210305653A1/en
Priority to US17/349,923 priority patent/US20210313614A1/en
Priority to US17/349,925 priority patent/US20210313662A1/en
Priority to US17/523,915 priority patent/US11641043B2/en
Priority to US17/523,913 priority patent/US11637347B2/en
Priority to US18/508,176 priority patent/US20240079707A1/en
Application granted granted Critical
Publication of CN109599526B publication Critical patent/CN109599526B/en
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    • 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
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0445—Multimode batteries, e.g. containing auxiliary cells or electrodes switchable in parallel or series connections
    • 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
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • 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)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present invention provides a kind of apparatus for storing electrical energy, are the energy unit of nV including N number of voltage, and N is to close number, and approximate number quantity is k.The energy unit of impartial number is selectable in N number of energy unit connects in different series-parallel combinations, to export the different output voltage of k kind.Cooperated by using plug and apparatus for storing electrical energy so that apparatus for storing electrical energy exports one of k kind difference output voltage voltage to the electric tool using the electric tool of the apparatus for storing electrical energy.

Description

Apparatus for storing electrical energy and electric tool
Technical field
The present invention relates to power tools technology field more particularly to a kind of apparatus for storing electrical energy and use electric energy storage dress The electric tool set.
Background technique
In graden machine, power tool industry, electric tool usually has a specified operating voltage, that is, different electricity The complete machine of flattening bench needs the apparatus for storing electrical energy of different voltages platform to provide power, it is thus desirable to prepare different electric energy Storage device increases use cost, causes the wasting of resources to be adapted to the electric tools of different rated operational voltages.
In view of this, it is necessary to design a kind of improved apparatus for storing electrical energy and the electronic work using the apparatus for storing electrical energy Tool, to solve the above problems.
Summary of the invention
The purpose of the present invention is to provide a kind of apparatus for storing electrical energy for being capable of providing at least three kinds output voltages and uses The electric tool of the apparatus for storing electrical energy.
For achieving the above object, the present invention provides a kind of apparatus for storing electrical energy, are the energy of nV including N number of voltage Unit is measured, the N is to close number, and the approximate number quantity of the N is k；The energy unit of impartial number is optional in N number of energy unit That selects connects in different a parallel combinations, to export the different output voltage of k kind.
As a further improvement of the present invention, when N number of energy unit is connected in parallel, the apparatus for storing electrical energy output Low pressure nV；When N number of energy unit is connected in series, the apparatus for storing electrical energy exports high pressure N*nV；N number of energy unit Several energy unit modules are divided into, the energy unit series connection in the same energy unit module, several energy units Be connected in parallel between module or the same energy unit module in energy unit it is in parallel, between several energy unit modules When series connection, the apparatus for storing electrical energy selectively exports the (k- between the low pressure nV and the high pressure N*nV 2) medium voltage is planted.
As a further improvement of the present invention, N number of energy unit is divided into several energy unit modules, described Apparatus for storing electrical energy includes the module internal control that the energy unit in the same energy unit module is connected in parallel or is connected in series Portion processed and several pairs of output voltage terminals being correspondingly connected with the positive and negative electrodes of several energy unit modules.
As a further improvement of the present invention, by described several to the electricity between several described energy unit modules The grafting of pressure output terminal and banjo is connected in series or is connected in parallel to realize.
As a further improvement of the present invention, N number of energy unit is divided into several energy unit modules, described Apparatus for storing electrical energy includes the module internal control that the energy unit in the same energy unit module is connected in parallel or is connected in series Portion processed and the intermodule control unit for being connected in series or being connected in parallel several energy unit modules.
As a further improvement of the present invention, the apparatus for storing electrical energy exports all energy lists when each voltage Member both participates in output voltage.
As a further improvement of the present invention, the connection status of N number of energy unit by the apparatus for storing electrical energy with When electric tool is mating, the interaction between the apparatus for storing electrical energy and electric tool is determined.
As a further improvement of the present invention, the N is four；The k is three；The low pressure is nV；The high pressure is 4nV；The medium voltage is 2nV.
As a further improvement of the present invention, the N is six；The k is four；The low pressure is nV；The high pressure is 6nV；The medium voltage may include two kinds of voltages, respectively 2nV and 3nV.
As a further improvement of the present invention, the N is 12；The k is six；The low pressure is nV；The high pressure is 12nV；The medium voltage may include four kinds of voltages, respectively 2nV, 3nV, 4nV and 6nV.
For achieving the above object, the present invention also provides a kind of electric tool, which uses aforementioned techniques Apparatus for storing electrical energy described in any technical solution in scheme, the electric tool have plug, the apparatus for storing electrical energy with The plug cooperates so that the apparatus for storing electrical energy exports one of k kind difference output voltage voltage to the electronic work Tool.
The beneficial effects of the present invention are: apparatus for storing electrical energy of the present invention includes the identical energy unit of N number of voltage, and N is Close number；The approximate number quantity of N is k；It is in different series-parallel combinations that the energy unit of impartial number is selectable in N number of energy unit Connection, to realize the different output voltage of output k kind.Using the electric tool of the apparatus for storing electrical energy, by using plug with The socket of apparatus for storing electrical energy cooperates so that one of apparatus for storing electrical energy output k kind difference output voltage voltage is electronic to this Tool.
Detailed description of the invention
Fig. 1 is that the connection of N number of energy unit inside apparatus for storing electrical energy in apparatus for storing electrical energy embodiment one of the present invention is shown It is intended to.
The circuit diagram when apparatus for storing electrical energy and low voltage plug that Fig. 2 is embodiment one cooperate.
The circuit diagram when apparatus for storing electrical energy and middle pressure plug that Fig. 3 is embodiment one cooperate.
Fig. 4 is the apparatus for storing electrical energy of embodiment one and the circuit diagram of high-voltage plug cooperation.
Fig. 5 is the stereogram exploded view of high-voltage plug.
Fig. 6 is structural representation when control unit and high-voltage plug cooperate in the module of the apparatus for storing electrical energy of embodiment one Figure.
Another circuit diagram when the apparatus for storing electrical energy and high-voltage plug that Fig. 7 is embodiment one cooperate.
Fig. 8 is that the connection of N number of energy unit inside the apparatus for storing electrical energy of apparatus for storing electrical energy embodiment two of the present invention is shown It is intended to.
The circuit diagram when apparatus for storing electrical energy and low voltage plug that Fig. 9 is embodiment two cooperate.
Figure 10 is the apparatus for storing electrical energy of embodiment two and the circuit connection diagram of middle pressure plug cooperation.
The circuit diagram when apparatus for storing electrical energy and middle pressure plug that Figure 11 is embodiment two cooperate.
Figure 12 is the apparatus for storing electrical energy of embodiment two and the circuit connection diagram of high-voltage plug cooperation.
The circuit diagram when apparatus for storing electrical energy and high-voltage plug that Figure 13 is embodiment two cooperate.
Figure 14 is that the connection of N number of energy unit inside the apparatus for storing electrical energy of apparatus for storing electrical energy embodiment three of the present invention is shown It is intended to.
Figure 15 is the apparatus for storing electrical energy of embodiment three and the circuit connection diagram of low voltage plug cooperation.
The circuit diagram when apparatus for storing electrical energy and low voltage plug that Figure 16 is embodiment three cooperate.
The circuit diagram when apparatus for storing electrical energy and middle pressure plug that Figure 17 is embodiment three cooperate.
The circuit diagram when apparatus for storing electrical energy and high-voltage plug that Figure 18 is embodiment three cooperate.
Figure 19 is that the connection of N number of energy unit inside the apparatus for storing electrical energy of apparatus for storing electrical energy example IV of the present invention is shown It is intended to.
Figure 20 is the circuit connection diagram of N number of energy unit inside the apparatus for storing electrical energy of example IV.
Figure 21 is the apparatus for storing electrical energy of example IV and the circuit diagram of low voltage plug cooperation.
Another circuit diagram when the apparatus for storing electrical energy and low voltage plug that Figure 22 is example IV cooperate.
Figure 23 is the apparatus for storing electrical energy of example IV and the circuit connection diagram of middle pressure plug cooperation.
The circuit diagram when apparatus for storing electrical energy and middle pressure plug that Figure 24 is example IV cooperate.
Figure 25 is that the connection of N number of energy unit inside the apparatus for storing electrical energy of apparatus for storing electrical energy embodiment five of the present invention is shown It is intended to.
Figure 26 is the circuit diagram of N number of energy unit inside the apparatus for storing electrical energy of embodiment five.
Figure 27 is the apparatus for storing electrical energy of embodiment five and the circuit diagram of low voltage plug cooperation.
Another circuit diagram when the apparatus for storing electrical energy and low voltage plug that Figure 28 is embodiment five cooperate.
Figure 29 is the apparatus for storing electrical energy of embodiment five and the circuit diagram of high-voltage plug cooperation.
Another circuit diagram when the apparatus for storing electrical energy and high-voltage plug that Figure 30 is embodiment five cooperate.
Figure 31 is the connection of the N number of energy unit in apparatus for storing electrical energy inside in apparatus for storing electrical energy embodiment six of the present invention Schematic diagram.
The circuit diagram when apparatus for storing electrical energy and low voltage plug that Figure 32 is embodiment six cooperate.
Circuit diagram when Figure 33 is pressure plug cooperation in the apparatus for storing electrical energy and first of embodiment six.
Figure 34 is the circuit diagram of pressure plug cooperation in the apparatus for storing electrical energy and second of embodiment six.
Another circuit diagram when Figure 35 is pressure plug cooperation in the apparatus for storing electrical energy and second of embodiment six.
Figure 36 is the apparatus for storing electrical energy of embodiment six and the circuit diagram of high-voltage plug cooperation.
Another circuit diagram when the apparatus for storing electrical energy and high-voltage plug that Figure 37 is embodiment six cooperate.
Figure 38 is that the connection of N number of energy unit inside the apparatus for storing electrical energy of apparatus for storing electrical energy embodiment seven of the present invention is shown It is intended to.
The circuit diagram when apparatus for storing electrical energy and low voltage plug that Figure 39 is embodiment seven cooperate.
Figure 40 is the circuit diagram of pressure plug cooperation in the apparatus for storing electrical energy and first of embodiment seven.
Another circuit diagram when Figure 41 is pressure plug cooperation in the apparatus for storing electrical energy and first of embodiment seven.
Figure 42 is the circuit diagram of pressure plug cooperation in the apparatus for storing electrical energy and second of embodiment seven.
Another circuit diagram when Figure 43 is pressure plug cooperation in the apparatus for storing electrical energy and second of embodiment seven.
Figure 44 is the circuit diagram of pressure plug cooperation in the apparatus for storing electrical energy and third of embodiment seven.
Another circuit diagram when Figure 45 is pressure plug cooperation in the apparatus for storing electrical energy and third of embodiment seven.
Circuit diagram when Figure 46 is pressure plug cooperation in the apparatus for storing electrical energy and the 4th of embodiment seven.
Another circuit diagram when Figure 47 is pressure plug cooperation in the apparatus for storing electrical energy and the 4th of embodiment seven.
Figure 48 is the apparatus for storing electrical energy of embodiment seven and the circuit diagram of high-voltage plug cooperation.
Another circuit diagram when the apparatus for storing electrical energy and high-voltage plug that Figure 49 is embodiment seven cooperate.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, right in the following with reference to the drawings and specific embodiments The present invention is described in detail.
Here, it should also be noted that, in order to avoid having obscured the present invention because of unnecessary details, in the accompanying drawings only Show the structure and/or processing step closely related with the solution of the present invention, and be omitted with relationship of the present invention less its His details.
In addition, it should also be noted that, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive Property include so that include a series of elements process, method, article or equipment not only include those elements, but also Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic Element.
It please refers to Fig.1 to Fig.4 shown in 9, a kind of apparatus for storing electrical energy, including the identical energy unit of N number of voltage and has The socket of several terminals.Wherein, the N is to close number.It closes number to refer in natural number in addition to can be by 1 and other than itself dividing exactly, moreover it is possible to by it He counts the number divided exactly (except 0).The smallest conjunction number is four.The approximate number quantity that number N is closed in definition is k.Energy unit is to refer to mention For the object of electric energy, such as battery core, lithium battery or other energy carriers, it is of course also possible to by multiple batteries electrically combination with Be formed as an energy unit；The battery such as includes but is not limited to lithium battery, nickel-metal hydride battery, ickel-cadmium cell at the chargeable electricity Pond.The voltage rating of four energy units is nV.It should be noted that the measurement voltage of each energy unit is n ± 5%V It can be considered equal.
Cooperated with socket so that the series-parallel side of combination that N number of energy unit has k kind different by using different plugs Formula, including N number of energy unit are in and are all connected in parallel, and are perhaps all connected in series or N number of energy unit is divided into M A energy unit module, the energy unit series connection in the same energy unit module are connected in parallel between M energy unit module Or the energy unit in the same energy unit module is in parallel, is connected in series between M energy unit module so as to most Multi output k kind output voltage.Based on close number at least have there are three approximate number, it is known that, which can provide at least three kinds Output voltage is to electric tool.And when apparatus for storing electrical energy exports every kind of voltage, it is defeated that N number of energy unit all participates in voltage Out.
It please refers to shown in Fig. 1 to Fig. 7, in example 1, apparatus for storing electrical energy includes the identical energy list of four voltages Member, voltage are nV；Four energy units are divided into two energy unit modules, respectively energy unit module 10a and energy Measure unit module 20a；It include two energy being connected in parallel in the same energy unit module in the socket of apparatus for storing electrical energy Control unit and four output voltage terminals being correspondingly connected with the positive and negative electrodes of two energy unit modules in the module of unit, It is respectively as follows: output voltage terminals 101a, the 102a and and energy unit being correspondingly connected with the positive and negative electrode of energy unit module 10a Output voltage terminals 201a, 202a that the positive and negative electrode of module 20a is correspondingly connected with.
Specifically, control unit includes two normal open switch and four normally closed switch, each energy unit mould in module Block is correspondingly provided with a normal open switch 30a and two normally closed switch 41a, 42a with by two energy in same energy unit module Amount unit is connected in parallel；In the present embodiment, normal open switch 30a, two normally closed switch 41a, 42a include two and energy list Member electrode connection contact portion (not labeled), two contact portions of normally closed switch 41a, 42a respectively with same energy unit The identical electrode connection of the polarity of different-energy unit in module, to control the different-energy list in same energy unit module The identical electrode connection of the polarity of member disconnects；Such as: two contact portions of normally closed switch 41a respectively with same energy unit mould The cathode of different-energy unit in block is connected, and two contact portions of normally closed switch 42a are respectively and in same energy unit module Different-energy unit anode be connected；Two contact portions of normal open switch 30a respectively in same energy unit module not The opposite polarity electrode of co-energy unit connects, to control the polarity phase of the different-energy unit in same energy unit module Anti- electrode disconnects or connection.That is, in the initial state, two energy unit parallel connections in same energy unit module connect It connects.
It should be noted that normally closed switch refers in the initial state, two contact portion is in contact condition with reality The electrode being now electrically connected with two contact portions is in connection status, and the electrical property for changing two contact portions can be acted on by foreign object Connection status makes two contact portions be switched to off-state from contact condition, for example, normally closed terminal；Normal open switch refers to first Under beginning state, two contact portion is in an off state to realize that the electrode being electrically connected with two contact portions is in and disconnect shape State, and the electric connection state for changing two contact portions can be acted on by foreign object, it is switched to two contact portions from off-state Connection status, for example, normally opened terminal.Certainly, normal open switch is not limited to as normally opened terminal, and normally closed switch is also not necessarily limited to be normally closed Terminal can be realized the embodiment of identical function in the protection scope of the invention.
Fig. 2 and as shown in connection with fig. 1 is please referred to, the electric tool that operating voltage is nV has low voltage plug (not shown), low Pressure plug has two connection sheets for being connected in parallel the identical output voltage terminals of polarity in four output voltage terminals.Work as low pressure When plug and socket cooperate, a connection sheet connection output voltage terminals 101a and output voltage terminals 201a, another connection Piece connects output voltage terminals 102a and output voltage terminals 202a, connects four energy unit parallel connections of apparatus for storing electrical energy It connects, as shown in Figure 2.
That is, two energy units in same energy unit module are logical when low voltage plug and the apparatus for storing electrical energy cooperate It crosses control unit holding in module to be connected in parallel, is connected respectively difference by two connection sheets between two energy unit modules The identical output voltage terminals of the polarity of energy unit module are connected in parallel with realizing, so that four energy units are connected in parallel, To export low pressure nV to electric tool.
Fig. 3 and as shown in connection with fig. 1 is please referred to, the electric tool that operating voltage is 2nV has middle pressure plug (not shown), The voltage that middle pressure plug has the polarity of wherein one group of different-energy unit module in four output voltage terminals of connection different is defeated The connection sheet of terminal out, connection sheet by output voltage terminals 101a connect with 202a or by output voltage terminals 201a with 102a connection；When pressure plug and socket cooperate in the middle, wherein one group of different-energy unit module in four output voltage terminals The different output voltage terminals of polarity are connected so that two energy unit block coupled in series connect, as shown in Figure 3.
That is, two energy units in same energy unit module pass through when middle pressure plug and apparatus for storing electrical energy cooperate Control unit holding is connected in parallel in module, is realized and is connected in series by connection sheet between two energy unit modules, so that two The connection of energy unit block coupled in series.The shunt voltage of same energy unit module is nV, two energy unit block coupled in series connections Voltage be 2nV, that is, two energy units in same energy unit module are connected in parallel, between two energy unit modules It is connected in series, 2nV is pressed into the electric tool with pressure 2nV in output.
It please refers to shown in Fig. 4 to Fig. 7, the electric tool that operating voltage is 4nV has high-voltage plug 700, high-voltage plug 700 Including pedestal 701 and the insulation division 51a being set on pedestal 701, conductive part 61a and two energy unit modules are connected in series Interconnecting piece 71a.When high-voltage plug 700 and socket cooperate, two contact portions of insulation division 51a and normally closed switch 41a, 42a Contact, conductive part 61a is contacted with two contact portions of normal open switch 30a, so that the different energy in the same energy unit module The opposite polarity electrode of amount unit is switched to connection status from off-state, the different-energy in the same energy unit module The identical electrode of the polarity of unit is switched to off-state from connection status, that is, two energy in the same energy unit module It measures unit to be connected in series, series voltage 2nV, interconnecting piece 71a are by wherein one group of different-energy list in four output voltage terminals The different output voltage terminals of the polarity of element module are connected so that two energy unit block coupled in series connections, circuit diagram such as Fig. 7 It is shown, so that four energy units are connected in series to export high pressure 4nV to electric tool.
That is, when the electric tool that operating voltage is 4nV uses the apparatus for storing electrical energy, high-voltage plug 700 and module internal control Portion processed cooperation will be switched to series connection from being connected in parallel between the energy unit in the same energy unit module, and pass through Two energy unit modules are connected in series in interconnecting piece, so that four energy units in apparatus for storing electrical energy are connected in series, output High pressure 4nV is to the electric tool.
In other embodiments, apparatus for storing electrical energy also has the intermodule control for being connected in parallel M energy unit module Portion processed and after being connect with M energy unit wired in parallel it is total just, two output voltage terminals that always negative electrode is correspondingly connected with, That is, in the initial state, N number of energy unit in apparatus for storing electrical energy, which is in, is connected in parallel state.
It please refers to shown in Fig. 8 to Figure 13, in example 2, apparatus for storing electrical energy includes the identical energy list of four voltages Member, voltage are nV；Four energy units are divided into two energy unit modules, respectively energy unit module 10b and energy Measure unit module 20b；It include two energy being connected in parallel in the same energy unit module in the socket of apparatus for storing electrical energy Control unit in the module of unit, the intermodule control unit for being connected in parallel two energy unit modules and with two energy unit moulds Block be connected in parallel after positive and negative electrode two output voltage terminals 301b, 302b being correspondingly connected with.
Specifically, control unit includes two normal open switch and four normally closed switch, each energy unit mould in module A normal open switch 30b and two normally closed switch 41b, 42b are correspondingly provided in block with by two in same energy unit module Energy unit is connected in parallel；The structure of control unit and its company with two energy units in same energy unit module in module The relationship of connecing is the same as example 1, and details are not described herein.
Intermodule control unit is specifically described below: in the present embodiment, intermodule control unit includes one normally opened Switch 31b and two normally closed switch 43b, 44b include two contact portion (not labeled) connecting with the electrode of energy unit, Electrode identical with the polarity of different-energy unit module is connect two contact portions of normally closed switch 43b, 44b respectively, such as: often Two contact portions that 43b is closed in make and break are connected with the cathode of different-energy unit module respectively, two contact portions of normally closed switch 44b It is connected respectively with the anode of different-energy unit module；Two contact portions of normal open switch 31b respectively with different-energy unit mould The opposite polarity electrode of block connects, and is connected in parallel two energy unit modules to realize, that is, four energy of apparatus for storing electrical energy Amount unit first passes through after control unit is connected in parallel two-by-two in module, then is connected in parallel two-by-two by intermodule control unit, to realize Four energy units are connected in parallel, and circuit diagram is as shown in Figure 8, that is, in the initial state, four in the apparatus for storing electrical energy Energy unit is connected in parallel, voltage nV.
Incorporated by reference to shown in Fig. 9, the electric tool that operating voltage is nV has a low voltage plug, and low voltage plug has for two The connection sheet of a output voltage terminals 301b, 302b grafting.Due in the initial state, four energy lists of apparatus for storing electrical energy Member is in state is connected in parallel, as shown in figure 9, its voltage is nV.It therefore, only need to be by two connection sheets and two on low voltage plug A output voltage terminals 301b, 302b, which are separately connected, can be realized output low pressure nV to the electronic work for using the apparatus for storing electrical energy Tool.
It please refers to shown in Figure 10 to Figure 11, the electric tool that operating voltage is 2nV has middle pressure plug, sets on middle pressure plug It is equipped with insulation division 51b, conductive part 61b and the connection sheet connecting respectively with two output voltage terminals.Plug and socket are pressed in the middle When cooperation, insulation division 51b is contacted with two contact portions of normally closed switch 41b, 42b in control unit in module, so that same The identical electrode of polarity of different-energy unit in energy unit module is switched to off-state, conductive part from connection status 61b is contacted with two contact portions of the normal open switch 30b in control unit in module, so that in the same energy unit module not The opposite polarity electrode of co-energy unit is switched to connection status from off-state, that is, in the same energy unit module Two energy units are connected in series, series voltage 2nV.
That is, when the electric tool that operating voltage is 2nV uses the apparatus for storing electrical energy, control unit in middle pressure plug and module Two energy units in same energy unit module are switched to series connection, two energy units from parallel connection by cooperation State is connected in parallel by the holding of intermodule control unit between module, the connection circuit diagram of four energy units is as shown in figure 11. That is, two energy units in the same energy unit module are connected in series, be connected in parallel between two energy unit modules with Press 2nV to the electric tool in output.
It please refers to shown in Figure 12 to Figure 13, the electric tool that operating voltage is 4nV has high-voltage plug, sets on high-voltage plug It is equipped with the first insulation division 52b cooperated with control unit in module and the first conductive part 62b, second with the cooperation of intermodule control unit Insulation division 53b and the second conductive part 63b and the connection sheet being connect respectively with two output voltage terminals 301b, 302b.
When high-voltage plug and socket cooperate, the first insulation division 52b and normally closed switch 41b, 42b in control unit in module The contact of two contact portions, the first conductive part 62b contacts with two contact portions of the normal open switch 30b in control unit in module, So that the opposite polarity electrode of the different-energy unit in the same energy unit module is switched to connection shape from off-state The identical electrode of polarity of state, the different-energy unit in the same energy unit module is switched to disconnection shape from connection status State, that is, two energy units in the same energy unit module are connected in series, series voltage 2nV.
Second insulation division 53b is contacted with two contact portions of normally closed switch 43b, 44b in intermodule control unit, and second leads Electric portion 63b is contacted with two contact portions of the normal open switch 31b in intermodule control unit, so that the pole of different-energy unit module Property opposite electrode from off-state be switched to connection status, the identical electrode of the polarity of different-energy unit module is from connection shape State is switched to off-state, and two energy unit block coupled in series connect, and the circuit diagram of four energy units connection is as shown in figure 13.
That is, operating voltage be 4nV electric tool use the apparatus for storing electrical energy when, the first switching part of high-voltage plug with Control unit cooperates in module, will be switched to series connection from being connected in parallel between the different-energy unit in the same energy unit module Connection, the second switching part of high-voltage plug and intermodule control unit cooperate, by between different-energy unit module from being connected in parallel It is switched to series connection, four energy units are connected in series to export high pressure 4nV to the electric tool.
It please refers to shown in Figure 14 to Figure 18, in the third embodiment, apparatus for storing electrical energy includes the identical energy of four voltages Unit, voltage are nV；Four energy units are divided into an energy unit module two-by-two, respectively energy unit module 10c and Energy unit module 20c；It include two energy being connected in series in the same energy unit module in the socket of apparatus for storing electrical energy Measure control unit and four voltage output ends being correspondingly connected with the positive and negative electrodes of two energy unit modules in the module of unit Son is respectively as follows: output voltage terminals 101c, the 102c and and energy being correspondingly connected with the positive and negative electrode of energy unit module 10c Output voltage terminals 201c, 202c that the positive and negative electrode of unit module 20c is correspondingly connected with.
Specifically, control unit includes four normal open switch and two normally closed switch, each energy unit mould in module A normally closed switch 30c and two normal open switch 41c, 42c are correspondingly provided in block with by two in same energy unit module Energy unit is connected in series；In the present embodiment, normally closed switch 30c, normal open switch 41c, 42c include two and energy unit Electrode connection contact portion (not labeled), two contact portions of normal open switch 41c, 42c respectively with different-energy unit The identical electrode connection of polarity, such as: two contact portions of normal open switch 41c are connected with the cathode of different-energy unit respectively, often Two contact portions of switch 42c are connected with the anode of different-energy unit respectively, so that two in same module energy list The identical electrode of polarity of member disconnects；Two contact portions of normally closed switch 30c respectively with the polarity phase of different-energy unit Anti- electrode connection, so that the opposite polarity electrode of different-energy unit connects in same module.That is, in the initial state, Two energy units in same module are connected in series.
It please refers to shown in Figure 15 to Figure 16, the electric tool that operating voltage is nV has low voltage plug, sets on low voltage plug It is equipped with insulation division 51c, conductive part 61c and is connected in parallel the interconnecting piece (not shown) of two energy unit modules.Work as low voltage plug When cooperating with socket, insulation division 51c is inserted between two contact portions of normally closed switch 30c and separates two contact portions to insulate, and leads Electric portion 61c is contacted with two contact portions of normal open switch 41c, 42c, so that the different-energy in the same energy unit module The identical electrode of the polarity of unit is switched to connection status from off-state, the different-energy list in the same energy unit module The opposite polarity electrode of member is switched to off-state from connection status, that is, two energy in the same energy unit module Unit is connected in parallel, shunt voltage nV, and interconnecting piece is by the polarity phase of different-energy unit module in four output voltage terminals Same output voltage terminals are connected, and (output voltage terminals 101c is connect with 201c, output voltage terminals 102c and 202c connect Connect) so that two energy unit wired in parallel connections, so that four energy units are connected in parallel, circuit diagram is as shown in figure 16, with Low pressure nV is exported to electric tool.
That is, when the electric tool that operating voltage is low pressure nV uses the apparatus for storing electrical energy, low voltage plug and module internal control Portion's cooperation processed, is connected in parallel being switched between the energy unit in module from series connection, and be connected in parallel by interconnecting piece Two energy unit modules, so that four energy units in apparatus for storing electrical energy are connected in parallel, output low pressure nV is electronic to this Tool.
It please refers to Figure 17 and combines shown in Figure 14, the electric tool that operating voltage is 2nV has middle pressure plug, middle pressure plug Two connection sheets of the identical electrode of polarity with two energy unit modules of connection.When pressure plug and socket cooperate in the middle, Two connection sheets are separately connected what electrode identical with the polarity of different-energy unit module in four output voltage terminals was connect Output voltage terminals, that is, output voltage terminals 101c is connect with 201c, output voltage terminals 102c is connect with 202c, so that two A energy unit wired in parallel connection, circuit diagram are as shown in figure 17.The series voltage of same energy unit module be 2nV, two Energy unit wired in parallel connection, that is, four energy units are connected in parallel with pressure 2nV in output to electricity after being first connected in series two-by-two Power driven tools.
That is, operating voltage be it is middle pressure 2nV electric tool use the apparatus for storing electrical energy when, it is middle pressure plug connection sheet with The output voltage terminals of apparatus for storing electrical energy cooperate to be connected in parallel two energy unit modules, two in energy unit module Energy unit keeps being connected in series so that in four energy units in apparatus for storing electrical energy in same energy unit module two A energy unit is connected in series, and is connected in parallel between two energy unit modules, to export medium voltage 2nV to the electronic work Tool.
It please refers to Figure 18 and combines shown in Figure 14, the electric tool that operating voltage is 4nV has high-voltage plug, high-voltage plug The connection sheet of opposite polarity electrode with connection different-energy unit module.When high-voltage plug and socket cooperate, four Wherein one group of voltage terminal connecting with the opposite polarity electrode of different-energy unit module is connected in output voltage terminals (output voltage terminals 101c is connect with 202c or output voltage terminals 102c is connect with 201c), so that two energy unit moulds Block is connected in series, and circuit diagram is as shown in figure 18.The series voltage of same energy unit module is 2nV, two energy unit modules It is connected in series again, that is, four energy units are connected in series to export high pressure 4nV to electric tool.
That is, when the electric tool that operating voltage is 4nV uses the apparatus for storing electrical energy, the connection sheet and electric energy of high-voltage plug The output voltage terminals of storage device cooperate so that two energy unit modules are connected in series, two energy in energy unit module Unit keeps being connected in series, so that two energy in four energy units in apparatus for storing electrical energy in same energy unit module It measures unit to be connected in series, be connected in series between two energy unit modules, to export high pressure 4nV to the electric tool.
In other embodiments, apparatus for storing electrical energy also has the intermodule control that M energy unit module is connected in series Portion processed and after being connect with M energy unit block coupled in series it is total just, two output voltage terminals that always negative electrode is correspondingly connected with, That is, in the initial state, N number of energy unit in apparatus for storing electrical energy is in series connection state.
It please refers to shown in Figure 19 to Figure 24, in example IV, apparatus for storing electrical energy includes the identical energy of four voltages Unit, voltage are nV；Four energy units are divided into an energy unit module two-by-two, respectively energy unit module 10d and Energy unit module 20d；It include two energy being connected in series in the same energy unit module in the socket of apparatus for storing electrical energy Measure control unit in the module of unit, be connected in series two energy unit modules intermodule control unit and with two energy units Two output voltage terminals 301d, 302d that positive and negative electrode after block coupled in series connection is correspondingly connected with.
Specifically, control unit includes four normal open switch and two normally closed switch, each energy unit mould in module A normally closed switch 30d and two normal open switch 41d, 42d are correspondingly provided in block with by two in same energy unit module Energy unit is connected in series；The structure of control unit and its company with two energy units in same energy unit module in module It is identical as embodiment three to connect relationship, details are not described herein.
Intermodule control unit is specifically described below: in the present embodiment, intermodule control unit includes one normally closed Switch 31d and two normal open switch 43d, 44d include two contact portion (not labeled) connecting with the electrode of energy unit, Electrode identical with the polarity of different-energy unit module is connect two contact portions of normal open switch 43d, 44d respectively, such as: often Two contact portions of switch 43d are connected with the cathode of different-energy unit module respectively, two contact portions of normal open switch 44d It is connected respectively with the anode of different-energy unit module, so that the identical electrode of the polarity of two energy unit modules disconnects and connecting It connects；Two contact portions of normally closed switch 31d are connect with the opposite polarity electrode of different-energy unit module respectively, so that different The opposite polarity electrode of energy unit module connects, and two energy unit modules are connected in series to realize, that is, electric energy storage dress Four energy units set first pass through in module after control unit realizes and be connected in series two-by-two, then realize two by intermodule control unit A energy unit block coupled in series connection, to realize the series connection of four energy units, the circuit connection of four energy units is such as Shown in Figure 20.That is, in the initial state, four energy units in the apparatus for storing electrical energy are connected in series, voltage 4nV.
It please refers to shown in Figure 21 to Figure 22, the electric tool that operating voltage is nV has low voltage plug, sets on low voltage plug It is equipped with the first insulation division 51d cooperated with control unit in module and the first conductive part 61d, second with the cooperation of intermodule control unit Insulation division 52d and the second conductive part 62d and the connection sheet being connect respectively with two output voltage terminals 301d, 302d.
When low voltage plug and socket cooperate, the first insulation division 51d is inserted into the normally closed switch 30d's in module in control unit Two contact portions are separated to insulate between two contact portions, so that the pole of the different-energy unit in the same energy unit module The opposite electrode of property disconnects；Two of first conductive part 61d and normal open switch 41d, 42d in control unit in module contact Portion's contact, so that the identical electrode connection of the polarity of the different-energy unit in the same energy unit module；That is, the same energy Two energy units in amount unit module are connected in parallel, shunt voltage nV.
Second insulation division 52d is inserted between two contact portions of the normally closed switch 31d in intermodule control unit with insulation point Two contact portions are opened, so that the opposite polarity electrode of different-energy unit module disconnects；Second conductive part 62d and module Between normal open switch 43d, 44d in control unit the contact of two contact portions so that the polarity of different-energy unit module is identical Electrode connection, two energy unit wired in parallel connections, circuit diagram are as shown in figure 22.That is, in the same energy unit module Two energy units are connected in parallel, and two energy unit wired in parallel connections, and four energy units are connected in parallel low to export Press nV to electric tool.
That is, when the electric tool that operating voltage is nV uses the apparatus for storing electrical energy, the first insulation division 51d of low voltage plug Cooperate with control unit in the first conductive part 61d and module, by two energy units in same energy unit module from series connection Connection, which is switched to, to be connected in parallel；Second insulation division 52d and the second conductive part 62d and intermodule control unit cooperate with by energy unit It is switched to and is connected in parallel from series connection between module；Two inserted sheets are connect with two output voltage terminals respectively, so that electric energy Four energy units in storage device are connected in parallel, output low pressure nV to the electric tool.
It please refers to shown in Figure 23 to Figure 24, the electric tool that operating voltage is 2nV has middle pressure plug, sets on middle pressure plug It is equipped with insulation division 53d, conductive part 63d and the connection sheet connecting respectively with two output voltage terminals 301d, 302d.It presses in the middle When plug and socket cooperate, insulation division 53d is inserted between two contact portions of the normally closed switch 30d in module in control unit with exhausted Fate opens two contact portions, connects so that the opposite polarity electrode of the different-energy unit in the same energy unit module disconnects It connects；Conductive part 63d is contacted with two contact portions of normal open switch 41d, 42d in control unit in module, so that the same energy The identical electrode connection of the polarity of different-energy unit in unit module；That is, two energy in the same energy unit module Amount unit is connected in parallel, shunt voltage nV.That is, two energy units in same energy unit module pass through after being connected in parallel Two energy unit modules are connected in series in intermodule control unit, and circuit diagram is as shown in figure 24.
That is, the insulation division 53d of middle pressure plug, being led when the electric tool that operating voltage is 2nV uses the apparatus for storing electrical energy Electric portion 63d cooperates with control unit in module, and two energy units in same energy unit module are switched from series connection To be connected in parallel；Intermodule control unit, which controls, to be kept being connected in series between energy unit module；Two connection sheets respectively with two Output voltage terminals connection, so that four energy units in apparatus for storing electrical energy are connected in series after being first connected in parallel two-by-two with defeated Press 2nV to electric tool in out.
In conjunction with shown in Figure 20, the electric tool that operating voltage is 4nV has high-voltage plug.Due in the initial state, electricity Four energy units of energy storage device are in series connection state, as shown in figure 20, voltage 4nV.It therefore, only need to will be high Two connection sheets and two output voltage terminals 301d, 302d on pressure plug, which are separately connected, can be realized output high pressure 4nV extremely Electric tool.
In other embodiments, apparatus for storing electrical energy also has the intermodule control for being connected in parallel M energy unit module Portion processed and after being connect with M energy unit wired in parallel it is total just, two output voltage terminals that always negative electrode is correspondingly connected with； That is, being connected in parallel between different energy unit modules after N/M energy unit in the same energy unit module is connected.
It please refers to shown in Figure 25 to Figure 30, in embodiment five, apparatus for storing electrical energy includes the identical energy of four voltages Unit, voltage are nV；Four energy units are divided into an energy unit module two-by-two, respectively energy unit module 10e and Energy unit module 20e；It include two energy being connected in series in the same energy unit module in the socket of apparatus for storing electrical energy Measure unit module in control unit, be connected in parallel two energy unit modules intermodule control unit and with two energy units Two output voltage terminals 301e, 302e that positive and negative electrode after wired in parallel connection is correspondingly connected with.
Specifically, control unit includes four normal open switch and two normally closed switch, each energy unit mould in module A normally closed switch 30e and two normal open switch 41e, 42e are correspondingly provided in block with by two in same energy unit module Energy unit is connected in series；The structure of control unit and its company with two energy units in same energy unit module in module It is identical as embodiment three to connect relationship, details are not described herein.
Intermodule control unit is specifically described below: in the present embodiment, intermodule control unit includes one normally opened Switch 31e and two normally closed switch 43e, 44e include two contact portion (not labeled) connecting with the electrode of energy unit, Electrode identical with the polarity of different-energy unit module is connect two contact portions of normally closed switch 43e, 44e respectively, such as: often Two contact portions that 43e is closed in make and break are connected with the cathode of different-energy unit module respectively, two contact portions of normally closed switch 44e It is connected respectively with the anode of different-energy unit module, so that the identical electrode connection of the polarity of two energy unit modules；Often Two contact portions of switch 31e are connect with the opposite polarity electrode of different-energy unit module respectively, so that different-energy The opposite polarity electrode of unit module disconnects, and is connected in parallel two energy unit modules to realize, that is, electric energy storage dress Four energy units set first pass through in module after control unit realizes and be connected in series two-by-two, then realize two by intermodule control unit A energy unit wired in parallel connection, the circuit connection of four energy units are as shown in figure 26.That is, in the initial state, the electricity It is connected in parallel again after being first connected in series two-by-two in four energy units of energy storage device, voltage 2nV.
It please refers to shown in Figure 27 to Figure 28, electric tool has low voltage plug, is provided with and module internal control on low voltage plug The first insulation division 51e, the first conductive part 61e and the connection sheet being connect respectively with two output voltage terminals of portion's cooperation processed.When When low voltage plug and socket cooperate, the first insulation division 51e is inserted into two contact portions of the normally closed switch 30e in module in control unit Between with insulate separate two contact portions so that the opposite polarity electricity of the different-energy unit in the same energy unit module Pole disconnects；First conductive part 61e is contacted with two contact portions of normal open switch 41e, 42e in control unit in module, with Make the identical electrode connection of the polarity of the different-energy unit in the same energy unit module；That is, the same energy unit mould Two energy units in block are connected in parallel, shunt voltage nV.That is, two energy units in same energy unit module are simultaneously Two energy unit modules are connected in parallel by intermodule control unit after connection connection, four energy units are connected in parallel, and circuit is such as Shown in Figure 28, to export low pressure nV to electric tool.
That is, when the electric tool that operating voltage is nV uses the apparatus for storing electrical energy, the first insulation division of low voltage plug Control unit cooperates in 51e, the first conductive part 61e and module, by two energy units in same energy unit module from string Connection connection, which is switched to, to be connected in parallel；It keeps being connected in parallel by the control of intermodule control unit between two energy unit modules；Two A connection sheet is connect with two output voltage terminals respectively, so that four in apparatus for storing electrical energy energy unit is connected in parallel, Low pressure nV is exported to the electric tool.
In conjunction with shown in Figure 26, the electric tool that operating voltage is 2nV has middle pressure plug, and middle pressure plug is with for two The connection sheet of a output voltage terminals 301e, 302e grafting.Due in the initial state, four energy lists of apparatus for storing electrical energy It is connected in parallel again after being first connected in series two-by-two in member, as shown in figure 26, voltage 2nV.It therefore, only need to will be on middle pressure plug Two connection sheets and two output voltage terminals 301e, 302e, which are separately connected to can be realized in output, presses 2nV to the electronic work Tool.
It please refers to shown in Figure 29 to Figure 30, the electric tool that operating voltage is 4nV has high-voltage plug, sets on high-voltage plug Be equipped with intermodule control unit cooperation the second insulation division 52e and the second conductive part 62e and respectively with two output voltage terminals The connection sheet of 301e, 302e connection.
When high-voltage plug and socket cooperate, the second insulation division 52e be inserted into normally closed switch 43e in intermodule control unit, Two contact portions are separated to insulate between two contact portions of 44e, so that the identical electrode of the polarity of different-energy unit module It disconnects；Second conductive part 62e is contacted with two contact portions of the normal open switch 31e in intermodule control unit, so that different The opposite polarity electrode of energy unit module connects, two energy unit block coupled in series connections.That is, the same energy unit mould Two energy units in block are connected in series by control unit in module, and two energy unit block coupled in series connections, four energy It measures unit to be connected in series, circuit is as shown in figure 30.
That is, when the electric tool that operating voltage is high pressure 4nV uses the apparatus for storing electrical energy, the second insulation of high-voltage plug Portion 52e and the second conductive part 62e and intermodule control unit cooperate, and will be switched to string from being connected in parallel between energy unit module Connection connection；Two energy units in same energy unit module keep being connected in series by control unit in module；Two connections Piece is connect with two output voltage terminals respectively, so that four in apparatus for storing electrical energy energy unit is connected in series, with output High pressure 4nV is to the electric tool.
It is found that when N is four, when the voltage of single energy unit is nV；Apparatus for storing electrical energy can provide three kinds of voltages, respectively For low pressure nV, high pressure 4nV and middle pressure 2nV.
It please refers to shown in Figure 31 to Figure 37, in embodiment six, apparatus for storing electrical energy includes the identical energy of six voltages Unit, voltage are nV；Six energy units are equally divided into two energy unit modules, respectively energy unit module 10f and Energy unit module 20f.It include three energy being connected in parallel in the same energy unit module in the socket of apparatus for storing electrical energy Measure control unit and four voltage outputs being correspondingly connected with respectively with the positive and negative electrode of two energy unit modules in the module of unit Terminal 101f, 102f, 201f and 202f.
Specifically, control unit includes eight normally closed switch and four normal open switch in module, wherein each energy list Two normal open switch 31f, 32f and four normally closed switch 41f, 42f, 43f, 44f are correspondingly provided in element module with by same energy Three energy units in unit module are connected in parallel；In the present embodiment, normal open switch 31f, 32f, normally closed switch 41f, 42f, 43f, 44f include two contact portion (not labeled) connecting with the electrode of energy unit, normally closed switch 41f, 42f, Electrode identical with the polarity of different-energy unit is connect two contact portions of 43f, 44f respectively, such as: normally closed switch 41f, Two contact portions of 42f are connected with the cathode of different-energy unit respectively, two contact portions of normally closed switch 43f, 44f respectively with The anode of different-energy unit is connected；Two contact portions of normal open switch 31f, 32f respectively with the polarity phase of different-energy unit Anti- electrode connection, to realize three energy units being connected in parallel in same energy unit module.
It please refers to Figure 32 and combines shown in Figure 31, the electric tool that operating voltage is nV has low voltage plug, low voltage plug Two connection sheets of the identical electrode of polarity with two energy unit modules of connection.When low voltage plug and socket cooperate, The identical output voltage terminals of polarity are connected in parallel in four output voltage terminals, two energy unit wired in parallel connections, that is, After three energy units of same energy unit module are connected in parallel, two energy unit wired in parallel connections, so that electric energy stores up Six energy units of cryopreservation device are connected in parallel, and the connection circuit diagram of six energy units is as shown in figure 32.
That is, when the electric tool that operating voltage is nV uses the apparatus for storing electrical energy, two connection sheet controls of low voltage plug It makes two energy unit modules 10f, 20f to be connected in parallel, three energy units of same energy unit module pass through module internal control Portion processed keeps being connected in parallel, so that six energy units of apparatus for storing electrical energy are connected in parallel, it is electronic to this to export low pressure nV Tool.
It please referring to Figure 33 and combines shown in Figure 31, the electric tool that operating voltage is 2nV, which has, presses plug in first, and first The interconnecting piece (not shown) that two energy unit modules are connected in series is provided on middle pressure plug.Plug and socket are pressed in first When cooperation, interconnecting piece is by the wherein different voltage output of the polarity of one group of different-energy unit module in four output voltage terminals Terminal is connected so that two energy unit block coupled in series connections, then three energy unit parallel connections of same energy unit module connect After connecing, voltage nV；Two energy unit modules are connected in series again, and circuit diagram is as shown in figure 33, to press 2nV in output first To electric tool.
It please refers to Figure 34 to Figure 35 and combines shown in Figure 31, there is the electric tool that operating voltage is 3nV pressure in second to insert Head presses in second on plug and is provided with insulation division 51f, conductive part 61f and the interconnecting piece for being connected in parallel two energy unit modules (not shown).When plug and socket being pressed to cooperate in second, insulation division 51f is inserted into the two of normally closed switch 41f, 42f, 43f, 44f Two contact portions are separated to insulate between a contact portion, disconnect the identical electrode of polarity in same energy unit module； Conductive part 61f contacts opposite polarity in same energy unit module to be connected with two contact portions of normal open switch 31f, 32f Electrode；That is, three energy units in same energy unit module are connected in series, voltage 3nV；Then, same energy unit mould After three energy units in block are connected in series, two energy unit wired in parallel connections, circuit diagram is as shown in figure 35, with output Press 3nV to the electric tool in second.
It please refers to Figure 36 to Figure 37 and combines shown in Figure 31, the electric tool that operating voltage is 6nV has high-voltage plug, high Insulation division 52f, conductive part 62f are provided on pressure plug and the interconnecting piece (not shown) of two energy unit modules is connected in series. When high-voltage plug and socket cooperate, insulation division 52f be inserted between two contact portions of normally closed switch 41f, 42f, 43f, 44f with It insulate and separates two contact portions, the identical electrode of polarity is made in same energy unit module to be switched to disconnection shape from connection status State；Conductive part 62f is contacted with two contact portions of normal open switch 31f, 32f polarity phase in same energy unit module is connected Anti- electrode；That is, three energy units in same energy unit module are connected in series, voltage 3nV；Interconnecting piece is by four electricity Wherein the different output voltage terminals of the polarity of one group of different-energy unit module are connected so that two energy in pressure output terminal Unit module is measured to be connected in series.That is, after three energy units in same energy unit module are connected in series, two energy units Block coupled in series connection, circuit diagram is as shown in figure 37, to export high pressure 6nV to electric tool.
It is found that when N is six, when the voltage of single energy unit is nV；Apparatus for storing electrical energy can provide four kinds of voltages, respectively For low pressure nV, 2nV, 3nV are pressed in high pressure 6nV and two kinds.
It please refers to shown in Figure 38 to Figure 49, in embodiment seven, apparatus for storing electrical energy includes the identical energy of 12 voltages Unit is measured, voltage is nV；12 energy units are equally divided into two female energy unit modules, respectively female energy unit mould Block 10g and female energy unit module 20g；Six energy units in female energy unit module 10g are equally divided into two sub- energy Unit module 11g, 12g；Six energy units in female energy unit module 20g are equally divided into two sub- energy unit modules 21g,22g.It include three energy units being connected in parallel in same sub- energy unit module in the socket of apparatus for storing electrical energy Module in control unit, two sub- energy unit modules being connected in parallel in same female energy unit module intermodule control Portion and four output voltage terminals being correspondingly connected with the positive and negative electrodes of two female energy unit modules.
Specifically, in module control unit include impartial quantity be set to four sub- energy unit module 11g, 12g, 21g, 16 normally closed switch and eight normal open switch in 22g, that is, normally closed switch there are four being set in each sub- energy unit module 41g, 42g, 43g, 44g and two normal open switch 31g, 32g by three energy units in same sub- energy unit module simultaneously Connection connection.In the present embodiment, normal open switch 31g, 32g, normally closed switch 41g, 42g, 43g, 44g include two and energy list Member electrode connection contact portion (not labeled), two contact portions of normally closed switch 41g, 42g, 43g, 44g respectively with difference The identical electrode connection of the polarity of energy unit, such as: two contact portions of normally closed switch 41g, 42g respectively with different-energy unit Cathode be connected, two contact portions of normally closed switch 43g, 44g are connected with the anode of different-energy unit respectively；Normal open switch Two contact portions of 31g, 32g connect the polarity for making different-energy unit with the opposite polarity electrode of different-energy unit respectively Opposite electrode disconnects, to realize three energy units being connected in parallel in same sub- energy unit module.
Intermodule control unit, which includes that be set in two female energy unit modules 10g, 20g four of impartial quantity are normally closed, to be opened It closes and two normal open switch；It opens that is, being set in each female energy unit module there are two normally closed switch 45g, 46g and one are normally opened 33g is closed to connect two sub- energy unit wired in parallel in same female energy unit module.In the present embodiment, normally opened to open Close 33g, normally closed switch 45g, 46g include two contact portion (not labeled) connecting with the electrode of energy unit, normally closed switch Two contact portions of 45g, 46g are identical with the polarity of two sub- energy unit modules in same female energy unit module respectively Electrode connection, such as: two contact portions of normally closed switch 45g are connected with the cathode of two sub- energy unit modules respectively, normally closed to open Two contact portions for closing 46g are connected with the anode of two sub- energy unit modules respectively；Two contact portions of normal open switch 33g The opposite polarity electricity for making two sub- energy unit modules is not connect with the opposite polarity electrode of two sub- energy unit modules Pole disconnects, to realize two sub- energy unit modules being connected in parallel in same female energy unit module.That is, in initial shape Under state, two sub- energy unit wired in parallel in same mother's energy unit module are connected, in same sub- energy unit module Three energy units are connected in parallel.
The electric tool that operating voltage is nV has low voltage plug, and there are two defeated for connecting four voltages for low voltage plug tool Out in terminal the identical output voltage terminals of polarity connection sheet.When low voltage plug and socket cooperate, four voltage output ends The identical output voltage terminals of polarity are connected in parallel in son, two female energy unit wired in parallel connections, that is, same sub- energy list Three energy units of element module are connected in parallel, and two sub- energy unit wired in parallel in same mother's energy unit module connect It connects, two female energy unit wired in parallel connections, so that 12 energy units of apparatus for storing electrical energy are connected in parallel, circuit diagram As shown in figure 39, to export low pressure nV to electric tool.
It please refers to shown in Figure 40 to Figure 41, the electric tool that operating voltage is 2nV, which has in first, presses plug, presses in first Plug is equipped with insulation division 54g, the conductive part 66g cooperated with intermodule control unit and is connected in parallel two female energy unit modules The interconnecting piece (not shown) of 10g, 20g.When plug and socket being pressed to cooperate in first, insulation division 54g, conductive part 66g and module Between control unit connection relationship and insulation division 53g, conductive part 63g it is identical as the connection relationship of intermodule control unit, herein no longer It repeats, that is, make two sub- energy unit block coupled in series connections in same female energy unit module, same sub- energy unit module Three interior energy units still keep the state of being connected in parallel, and a female energy unit module voltage is 2nV.Interconnecting piece is by four The identical output voltage terminals of polarity of different mother's energy unit modules are connected so that two female energy in output voltage terminals Unit module is connected in parallel, and circuit diagram is as shown in figure 47, with pressure 2nV in output first to electric tool.
It please refers to shown in Figure 42 to Figure 43, the electric tool that operating voltage is 3nV, which has in second, presses plug, presses in second Plug is equipped with insulation division 52g, the conductive part 62g cooperated with control unit in module and is connected in parallel two female energy unit modules The interconnecting piece (not shown) of 10g, 20g.When plug and socket being pressed to cooperate in second, insulation division 52g, conductive part 62g and module The connection relationship and insulation division 51g of interior control unit, conductive part 61g are identical as the connection relationship of control unit in module, herein no longer It repeats, that is, three energy units in same sub- energy unit module are connected in series, voltage 3nV.Equally, same female energy Two sub- energy unit modules in amount unit module still maintain the state of being connected in parallel by intermodule control unit, then, and one The voltage of female energy unit module is 3nV；Interconnecting piece is by the polarity of mother's energy unit modules different in four output voltage terminals Identical output voltage terminals are connected so that two female energy unit wired in parallel connections, circuit diagram is as shown in figure 43, with defeated Out in second pressure 3nV to electric tool.
It please refers to shown in Figure 44 to Figure 45, the electric tool that operating voltage is 4nV, which has in third, presses plug, presses in third Plug is equipped with insulation division 53g, the conductive part 63g cooperated with intermodule control unit and two female energy unit modules is connected in series The interconnecting piece (not shown) of 10g, 20g.When pressing plug and socket to cooperate in third, insulation division 53g is inserted into intermodule control unit In normally closed switch 45g, 46g two contact portions between to insulate separate two contact portions, make same female energy unit module The identical electrode of polarity of the interior sub- energy unit module of difference disconnects；Two of conductive part 63g and normal open switch 33g connect Contact portion is contacted so that the opposite polarity electrode of different sub- energy unit modules in same female energy unit module is connected, and makes same mother Two sub- energy unit block coupled in series connections in energy unit module；Three energy units in same sub- energy unit module Still keep the state of being connected in parallel；That is, three energy units in same sub- energy unit module are connected in parallel, voltage nV；Together Two sub- energy unit block coupled in series connections in one female energy unit module, voltage 2nV；Interconnecting piece is by four voltage outputs Wherein the different output voltage terminals of the polarity of one group of different female energy unit module are connected so that two female energy in terminal Unit module is connected in series, and circuit diagram is as shown in figure 45, presses 4nV to electric tool to export in third.
It please refers to shown in Figure 46 to Figure 47, the electric tool that operating voltage is 6nV, which has in the 4th, presses plug, presses in the 4th Plug is equipped with insulation division 51g, the conductive part 61g cooperated with control unit in module and two female energy unit modules is connected in series The interconnecting piece (not shown) of 10g, 20g.When plug and socket being pressed to cooperate in the 4th, insulation division 51g insertion normally closed switch 41g, Two contact portions are separated to insulate between two contact portions of 42g, 43g, 44g, make three energy in same sub- energy unit module The identical electrode of polarity of amount unit disconnects；Conductive part 61g is contacted with two contact portions of normal open switch 31g, 32g to lead Collude the opposite polarity electrode of different-energy unit in a sub- energy unit module；That is, in same sub- energy unit module Three energy units be connected in series, voltage 3nV；Two sub- energy unit modules in same mother's energy unit module pass through Intermodule control unit still maintains the state of being connected in parallel, then, the voltage of a female energy unit module is 3nV；Interconnecting piece is by four In a output voltage terminals wherein the different output voltage terminals of the polarity of one group of different female energy unit module be connected so that Two female energy unit block coupled in series connections, circuit diagram is as shown in figure 47, with pressure 6nV in output the 4th to electric tool.
It please refers to shown in Figure 48 to Figure 49, electric tool has high-voltage plug, and high-voltage plug is equipped with and controls in module First insulation division 55g of portion's cooperation, it the first conductive part 65g, the second insulation division 56g cooperated with intermodule control unit, second leads Electric portion 64g and the interconnecting piece (not shown) that two female energy unit modules 10g, 20g are connected in series.
When high-voltage plug and socket cooperate, the first insulation division 55g be inserted into normally closed switch 41g in module in control unit, Two contact portions are separated to insulate between two contact portions of 42g, 43g, 44g, make three in same sub- energy unit module The identical electrode of the polarity of energy unit disconnects；Two contact portions of first conductive part 65g and normal open switch 31g, 32g It contacts so that the opposite polarity electrode of different-energy unit in same sub- energy unit module is connected, makes same sub- energy unit mould Three energy units in block are connected in series.Then, the voltage of a sub- energy unit module is 3nV.
Meanwhile second insulation division 56g insertion intermodule control unit in normally closed switch 45g, 46g two contact portions between Two contact portions are separated to insulate, make the identical electricity of polarity of the sub- energy unit module of difference in same female energy unit module Pole disconnects；Second conductive part 64g is contacted with two contact portions of normal open switch 33g same female energy unit module is connected The opposite polarity electrode of the interior sub- energy unit module of difference makes two sub- energy unit moulds in same female energy unit module Block is connected in series.Then, it is the sub- energy unit module of 3nV that a female energy unit module, which includes the voltage of two series connections, Voltage is 6nV.
Meanwhile interconnecting piece is by wherein the polarity of one group of different female energy unit module is different in four output voltage terminals Output voltage terminals are connected so that female energy unit block coupled in series that two voltages are 6nV connects, and circuit diagram such as Figure 49 shows, with High pressure 12nV is exported to electric tool.
That is, when N is 12, when the voltage of single energy unit is nV；Apparatus for storing electrical energy can provide six kinds of voltages, respectively For low pressure nV, 2nV, 3nV, 4nV and 6nV are pressed in high pressure 12nV and four kinds.As it can be seen that the impartial distribution of each N number of energy unit Mode corresponds to a kind of intermediate voltage output, and the difference between the number of the approximate number of the kind number and N of medium voltage is two.
It should be noted that the concrete form of control unit in module, intermodule control unit is not limited to aforementioned normal open switch Or normally closed switch, all components that can be realized identical function are in this protection scope.
It should also be noted that, the normal open switch into embodiment seven of previous embodiment one can be correspondingly arranged one and lead The conductive part cooperated with multiple normal open switch can also be integrally formed by electric portion's (the first conductive part or the second conductive part), e.g., The multiple normal open switch of conducting can be realized using a conductive part in multiple normal open switch mounted on top settings；Likewise, one normal Make and break pass can be correspondingly arranged an insulation division (the second insulation division or the second insulation division), normally closed can also will open with multiple The insulation division for closing cooperation is integrally formed, and e.g., insulation can be realized using an insulation division in multiple normally closed switch mounted on top settings Separate multiple normally closed switch；Insulation division and conductive part can also be wholely set, such as: one section is insulation made of insulating materials Portion, one section is conductive part made of conductive material.The structure of conductive part and insulation division not limits herein, only needs to guarantee, conductive Corresponding normal open switch is connected in portion, and insulation division, which insulate, separates corresponding normally closed switch.
In conclusion apparatus for storing electrical energy of the present invention includes the identical energy unit of N number of voltage, and N is to close number；The pact of N Number quantity is k；The energy unit of impartial number is selectable in N number of energy unit connects in different series-parallel combinations, with reality The now different output voltage of output k kind.Using the electric tool of the apparatus for storing electrical energy, filled by using plug and electric energy storage The socket set cooperates so that apparatus for storing electrical energy exports one of k kind difference output voltage voltage to the electric tool.
The above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to preferred embodiment to this hair It is bright to be described in detail, those skilled in the art should understand that, it can modify to technical solution of the present invention Or equivalent replacement, without departing from the spirit and scope of the technical solution of the present invention.

Claims (11)

1. a kind of apparatus for storing electrical energy, it is characterised in that: be the energy unit of nV including N number of voltage, the N is to close number, institute The approximate number quantity for stating N is k；It is in different series-parallel group that the energy unit of impartial number is selectable in N number of energy unit Connection is closed, to export the different output voltage of k kind.
2. apparatus for storing electrical energy according to claim 1, it is characterised in that: when N number of energy unit is connected in parallel, institute State apparatus for storing electrical energy output low pressure nV；When N number of energy unit is connected in series, the apparatus for storing electrical energy exports high pressure N* nV；N number of energy unit is divided into several energy unit modules, the energy unit string in the same energy unit module Connection, be connected in parallel between several energy unit modules or the same energy unit module in energy unit it is in parallel, it is several When being connected in series between a energy unit module, the apparatus for storing electrical energy selectively export between the low pressure nV with it is described (k-2) between high pressure N*nV plants medium voltage.
3. apparatus for storing electrical energy according to claim 1, it is characterised in that: N number of energy unit is divided into several A energy unit module, the apparatus for storing electrical energy include the energy unit in the same energy unit module is connected in parallel or Control unit and several pairs of electricity being correspondingly connected with the positive and negative electrodes of several energy unit modules in the module of series connection Press output terminal.
4. apparatus for storing electrical energy according to claim 3, it is characterised in that: lead between several described energy unit modules It crosses several grafting to the output voltage terminals and banjo and is connected in series or is connected in parallel to realize.
5. apparatus for storing electrical energy according to claim 1, it is characterised in that: N number of energy unit is divided into several A energy unit module, the apparatus for storing electrical energy include the energy unit in the same energy unit module is connected in parallel or Control unit and the intermodule control for being connected in series or being connected in parallel several energy unit modules in the module of series connection Portion processed.
6. apparatus for storing electrical energy according to claim 1, it is characterised in that: the apparatus for storing electrical energy exports each electricity All energy units both participate in output voltage when pressure.
7. apparatus for storing electrical energy according to claim 1, it is characterised in that: the connection status of N number of energy unit by When the apparatus for storing electrical energy and electric tool are mating, the interaction between the apparatus for storing electrical energy and electric tool It determines.
8. apparatus for storing electrical energy according to claim 2, it is characterised in that: the N is four；The k is three；The low pressure For nV；The high pressure is 4nV；The medium voltage is 2nV.
9. apparatus for storing electrical energy according to claim 2, it is characterised in that: the N is six；The k is four；The low pressure For nV；The high pressure is 6nV；The medium voltage may include two kinds of voltages, respectively 2nV and 3nV.
10. apparatus for storing electrical energy according to claim 2, it is characterised in that: the N is 12；The k is six；It is described Low pressure is nV；The high pressure is 12nV；The medium voltage may include four kinds of voltages, respectively 2nV, 3nV, 4nV and 6nV.
11. a kind of electric tool, it is characterised in that: the electric tool uses described in any claim in claim 1-10 Apparatus for storing electrical energy, the electric tool have plug, and the apparatus for storing electrical energy and the plug cooperate so that the electric energy Storage device exports one of k kind difference output voltage voltage to the electric tool.
CN201811564279.0A 2018-12-20 2018-12-20 Electric energy storage device and electric tool Active CN109599526B (en)

Priority Applications (20)

Application Number Priority Date Filing Date Title
CN201811564279.0A CN109599526B (en) 2018-12-20 2018-12-20 Electric energy storage device and electric tool
EP19900190.0A EP3890145A4 (en) 2018-12-20 2019-10-30 Energy storage device and electric tool system
AU2019410333A AU2019410333A1 (en) 2018-12-20 2019-10-30 Electric energy storage device and electric tool system
PCT/CN2019/114230 WO2020125209A1 (en) 2018-12-20 2019-10-30 Energy storage device and electric tool system
PCT/CN2019/114235 WO2020125210A1 (en) 2018-12-20 2019-10-30 Electric energy storage device and electric tool system
EP19899127.5A EP3890144A1 (en) 2018-12-20 2019-10-30 Electric energy storage device and electric tool system
PCT/CN2019/114237 WO2020125211A1 (en) 2018-12-20 2019-10-30 Electric energy storage device and electric tool system
PCT/CN2019/114239 WO2020125213A1 (en) 2018-12-20 2019-10-30 Electrical energy storage apparatus and electric tool system
AU2019410335A AU2019410335A1 (en) 2018-12-20 2019-10-30 Electrical energy storage apparatus and electric tool system
AU2019400237A AU2019400237A1 (en) 2018-12-20 2019-10-30 Electric energy storage device and electric tool system
AU2019411162A AU2019411162A1 (en) 2018-12-20 2019-10-30 Energy storage device and electric tool system
EP19900431.8A EP3890146A4 (en) 2018-12-20 2019-10-30 Electric energy storage device and electric tool system
EP19901399.6A EP3890084A4 (en) 2018-12-20 2019-10-30 Electrical energy storage apparatus and electric tool system
US17/344,940 US11855299B2 (en) 2018-12-20 2021-06-10 Electric energy storage device and electric tool system
US17/344,934 US20210305653A1 (en) 2018-12-20 2021-06-10 Electric energy storage device and electric tool system
US17/349,923 US20210313614A1 (en) 2018-12-20 2021-06-17 Electric energy storage device and electric tool system
US17/349,925 US20210313662A1 (en) 2018-12-20 2021-06-17 Electric energy storage device and electric tool system
US17/523,915 US11641043B2 (en) 2018-12-20 2021-11-11 Electric energy storage device and electric tool system
US17/523,913 US11637347B2 (en) 2018-12-20 2021-11-11 Electric energy storage device and electric tool system
US18/508,176 US20240079707A1 (en) 2018-12-20 2023-11-13 Electric energy storage device and electric tool system

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