CN203536537U - General rechargeable battery composed of lithium ion battery - Google Patents

General rechargeable battery composed of lithium ion battery Download PDF

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Publication number
CN203536537U
CN203536537U CN201320588986.XU CN201320588986U CN203536537U CN 203536537 U CN203536537 U CN 203536537U CN 201320588986 U CN201320588986 U CN 201320588986U CN 203536537 U CN203536537 U CN 203536537U
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lithium ion
ion battery
battery
charging
charge
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李松
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Shenzhen Maigesong Electrical Technology Co ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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Abstract

The utility model provides a general rechargeable battery composed of a lithium ion battery, which comprises an outer encapsulation shell as well as a charge/discharge controller, an anode welding piece, a lithium ion battery and a cathode end cover sequentially pressed and assembled in the outer encapsulation shell, wherein the charge/discharge controller comprises a charge/discharge controller shell as well as a charge/discharge control circuit welding body, an insulating spacer and a charge/discharge controller bracket arranged in the charge/discharge controller shell; a lithium ion battery charge/discharge control circuit is welded on the charge/discharge control circuit welding body; the lithium ion battery charge/discharge control circuit comprises a lithium ion battery charge control circuit, a lithium ion battery detection and control circuit and a DC (direct current)-DC step-down voltage stabilizing discharge circuit which are welded on a circuit board and electrically connected with the lithium ion battery and an anode end cover as well as the cathode end cover through the charge/discharge controller shell and the outer encapsulation shell.

Description

The universal rechargeable battery that adopts lithium ion battery to form
Technical field
The utility model relates to secondary cell or electronic power supply technical field, relates in particular to a kind of universal rechargeable battery that adopts lithium ion battery to form.
Background technology
Lithium rechargeable battery (being designated hereinafter simply as lithium ion battery) have specific energy large, can fast charging and discharging, have extended cycle life, the advantage such as self discharge is little, nuisanceless, memory-less effect, be to substitute at present universal primary cell and the comparatively ideal secondary cell of nickel-hydrogen chargeable cell.But the output voltage of existing lithium ion battery is higher, its output voltage is with adopting the different and difference to some extent of anodal system, commercial lithium ion battery at present, its nominal voltage is 3.2V～3.8V, and the development along with lithium-ion electric pool technology, the nominal voltage of lithium ion battery also can improve, and obviously lithium ion battery can not directly be used for substituting the nickel-hydrogen chargeable cell that general battery that nominal voltage is 1.5V and nominal voltage are 1.2V.
Although lithium ion battery has good charge-discharge performance, but exist, overcharge and overdischarge tolerance poor performance, the problems such as overheated and discharge superheat tolerance poor performance of charging, if control improper gently cause lithium ion battery quick aging and damage, heavy can produce burning and even explode, thereby must control it and discharge and recharge work in strict accordance with the technical conditions that discharge and recharge of lithium ion battery.
Current mature lithium ion battery structure packaging technology mainly contains Four types: one, the shell negative pole encapsulation of lithium ion battery (conventionally adopting steel casing encapsulation) of taking negative current collector and shell body to connect and compose; Its two, take the anodal encapsulation of lithium ion battery of shell (conventionally adopting aluminum shell encapsulation) that plus plate current-collecting body and shell body connect and compose; Its three, adopt the accurate insulation-encapsulated lithium ion battery of shell (conventionally adopting aluminum-plastic composite membrane material package) of Soft Roll encapsulation; Its four, the casing insulation encapsulation of lithium ion battery (conventionally adopting polypropylene and polyethylene sheath encapsulation) that shell body adopts insulation-encapsulated material to form.
Length and standardization of applicating history due to universal primary cell and nickel-hydrogen chargeable cell, in many universal battery applications, formed the method that detects its low electric weight with cell output voltage, such as: the electronic installations such as digital camera, MP3, MP4, electronic intelligence lockset, electronic instruments, all adopt the method that detects the real-time output voltage of battery to realize the judgement to battery low-electricity quantity state.
Separately, the popularity of the products such as current personal computer, panel computer and mobile phone is very high, and rechargeable battery adopts USB interface of computer, universal lithium ion cell charging adapter as charge power supply, can reduce acquisition cost and can save social resources again.
For the problems referred to above, it is rechargeable battery and the control method that 201110219892.0(adopts lithium ion battery to form that Patent Office of the People's Republic of China discloses one piece of number of patent application) patent application, this application takes lithium ion battery and charge/discharge control circuit to be packaged as a whole, the universal rechargeable battery of formation.There is function and the not enough problem of performance of following several respects in it:
The first, rechargeable battery inside does not have lithium ion cell charging control and charging overtemperature protection
Because arranging lithium ion cell charging, rechargeable battery inside do not control and overheating protection circuit; thereby when charging, must take to access diode and isolate charging and discharge circuit, and adopt the external charging device of special use with lithium ion cell charging control circuit and temperature sensing circuit to charge.Thereby there is following technical performance defect, one: during charging, the forward conduction voltage drop of diode can change with the difference of operating current and temperature, reduced charging control circuit to the detection of lithium ion battery and charging control precision, when diode forward conduction voltage drop is higher, can produce the problem that lithium ion battery can not be full of, when diode forward conduction voltage drop is lower, easily produce the lithium ion battery problem of overcharging, reduced charging performance and the fail safe of lithium ion battery, its two: because charge circuit has accessed isolating diode, thereby lifting the charging input voltage of rechargeable battery, because the charging upper limit voltage of existing cobalt lithium system lithium ion battery has reached 4.35V and also can improve future, if adopt existing universal lithium ion cell charging adapter or the USB interface of computer that nominal voltage is 5V ± 0.25V to charge to rechargeable battery, even if adopt the lower schottky device of forward conduction voltage drop, under charging input voltage lower limit and isolating diode conduction voltage drop upper limit state, the problem that still exists lithium ion battery not to be full of completely, although can adopt booster circuit head it off in external charging device, but can cause charging device cost to rise, the problems such as efficiency and reliability reduction, its three: external temp sensing circuit can only pass through the outer package housing of rechargeable battery or the temperature of electrode indirect detection lithium ion battery, reduced lithium ion cell charging temperature detecting precision, made rechargeable battery exist lithium ion cell charging overheated and reduce the problem of cycle life and fail safe.
The second, rechargeable battery does not have the protection of lithium ion battery discharge superheat
In rechargeable battery inside, do not install lithium ion battery temperature sensing and control circuit; make rechargeable battery not there is the overheat protective function of lithium ion battery discharge process; thereby make rechargeable battery under hot environment during high-multiplying power discharge; exist lithium ion battery temperature to surpass the risk of upper limit working temperature, thereby have the problem that reduces cycle life of lithium ion battery and fail safe.
Three, charging-discharging controller structure and assembly technology are complicated
The negative electrode of charging-discharging controller is connected with the circuit between rechargeable battery encapsulating housing, adopted the design of radial elastic compact connecting structure, when rechargeable battery assembles, elasticity negative electrode footpath must be pressed downwardly onto behind position, charging-discharging controller could be pushed in the encapsulating housing of rechargeable battery.In addition, elasticity negative electricity is movable part very, and its structure has taken larger charging-discharging controller inner space, and makes charging-discharging controller be difficult to realize sealing.Cause that charging-discharging controller volume is large, system dress complex process and difficulty higher, be unfavorable for automatic mass assembling, can not realize waterproof sealing, thereby exist the capacitance of storage of rechargeable battery lower, production cost is higher, make moist and soak after easily produce the problem of circuit malfunction.
Utility model content
The purpose of this utility model is to provide a kind of universal rechargeable battery that adopts lithium ion battery to form, charging-discharging controller structure and assembly technology are simple, be conducive to automatic mass assembling, utilize controller housing as the electrode structure of lithium ion battery negative access lithium ion battery charge-discharge control circuit, saved larger charging-discharging controller inner space, eliminated the movable part that hinders charging-discharging controller sealing, charging control circuit and lithium ion battery temperature sensing and control circuit can be arranged in charging-discharging controller, and can realize the waterproof sealing of charging-discharging controller, prevent from making moist and soak after circuit malfunction problem, be conducive to improve the capacitance of storage of universal rechargeable battery simultaneously, reduce production costs, take controller support light guide structure to show the charging operating state of universal rechargeable battery, realized the charging operating state that can observe universal rechargeable battery in universal rechargeable battery outside.
For achieving the above object, the utility model provides a kind of universal rechargeable battery that adopts lithium ion battery to form, comprise: outer package housing, and charging-discharging controller, anodal compressing piece, lithium ion battery and negative pole end cap that in this outer package housing, pressing is assembled successively, described charging-discharging controller comprises: charging-discharging controller housing, and be located at charge-discharge control circuit in the charging-discharging controller housing body that is welded, insulation spacer, charging-discharging controller support, the described charge-discharge control circuit body lithium ion battery charge-discharge control circuit that has been welded that is welded, this lithium ion battery charge-discharge control circuit comprises: be welded on circuit substrate and respectively with lithium ion battery, anode end cap, and by the lithium ion cell charging control circuit of charging-discharging controller housing and outer package housing and the electric connection of negative pole end cap, lithium ion battery detects and control circuit, and DC-DC voltage-dropping type voltage stabilizing discharge circuit.
The beneficial effects of the utility model: the universal rechargeable battery that employing lithium ion battery of the present utility model forms, charging-discharging controller structure and assembly technology are simple, be conducive to automatic mass assembling, utilize controller housing to form the electrode structure of lithium ion battery negative access lithium ion battery charge-discharge control circuit, saved larger charging-discharging controller inner space, eliminated the movable part that hinders charging-discharging controller sealing, charging control circuit and lithium ion battery temperature sensing and control circuit can be arranged in charging-discharging controller, and can realize the waterproof sealing of charging-discharging controller, prevent from making moist and soak after circuit malfunction problem, be conducive to improve the capacitance of storage of universal rechargeable battery simultaneously, reduce production costs, this universal rechargeable battery takes controller support light guide structure to show the charging operating state of universal rechargeable battery, realizes and in universal rechargeable battery outside, can observe the charging operating state of universal rechargeable battery.
In order further to understand feature of the present utility model and technology contents, refer to following about detailed description of the present utility model and accompanying drawing, yet the parameter that drawings and Examples indicate only provides reference and explanation use, is not used for the utility model to be limited.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by embodiment of the present utility model is described in detail, will make the technical solution of the utility model and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the structural representation of the anodal one end of rechargeable battery after adopting the R6 rechargeable battery of lithium ion battery formation to assemble;
Fig. 2 is for adopting the structural representation of the negative electrode of chargeable battery one end after the R6 rechargeable battery of lithium ion battery formation assembles;
Fig. 3 is for adopting the shell negative pole of the R6 rechargeable battery adapted of lithium ion battery formation to encapsulate anodal one end structural representation of monomer lithium ion battery;
Fig. 4 is for adopting the shell negative pole of the R6 rechargeable battery adapted of lithium ion battery formation to encapsulate negative pole one end structural representation of monomer lithium ion battery;
After the R6 rechargeable battery that Fig. 5 forms for employing shell negative pole encapsulation monomer lithium ion battery assembles, the mounted inside structural representation that outer package housing is analysed and observe along axis;
Fig. 6 is for adopting the blast structural representation after the R6 rechargeable battery of shell negative pole encapsulation monomer lithium ion battery formation assembles;
Fig. 7 is the structural representation of positive electrode end cap one end of R6 rechargeable battery adapted charging-discharging controller;
Fig. 8 is the structural representation of lithium ion cell positive access one end of R6 rechargeable battery adapted charging-discharging controller;
After Fig. 9 is the assembling of R6 rechargeable battery adapted charging-discharging controller, the mounted inside structural representation that charging-discharging controller housing, charging-discharging controller support and positive electricity end cover rim axis are analysed and observe;
Figure 10 is the blast structural representation after the assembling of R6 rechargeable battery adapted charging-discharging controller;
Figure 11 is the be welded structural representation of body positive electrode end cap one end of PCB in R6 rechargeable battery adapted charging-discharging controller;
Figure 12 is the be welded structural representation of body lithium ion cell positive access one end of PCB in R6 rechargeable battery adapted charging-discharging controller;
Figure 13 is the be welded blast structural representation of body of PCB in R6 rechargeable battery adapted charging-discharging controller;
Figure 14 is for adopting the structural representation of anodal one end of the rear rechargeable battery of R03 rechargeable battery assembling of lithium ion battery formation;
Figure 15 is for adopting the structural representation of the rear negative electrode of chargeable battery of R03 rechargeable battery assembling one end of lithium ion battery formation;
Figure 16 is for adopting the anodal anodal one end structural representation that encapsulates monomer lithium ion battery of shell of the R03 rechargeable battery adapted of lithium ion battery formation;
Figure 17 is for adopting the anodal negative pole one end structural representation that encapsulates monomer lithium ion battery of shell of the R03 rechargeable battery adapted of lithium ion battery formation;
After the R03 rechargeable battery assembling of Figure 18 for the anodal encapsulation of employing shell monomer lithium ion battery formation, the mounted inside structural representation that outer package housing is analysed and observe along axis;
Figure 19 is the assembly relation blast structural representation adopting after the anodal R03 rechargeable battery that encapsulates monomer lithium ion battery formation of shell assembles;
Figure 20 is positive electrode end cap one end structural representation of R03 rechargeable battery adapted charging-discharging controller;
Figure 21 is the structural representation of lithium ion cell positive access one end of R03 rechargeable battery adapted charging-discharging controller;
After Figure 22 is the assembling of R03 rechargeable battery adapted charging-discharging controller, the mounted inside structural representation that charging-discharging controller housing, charging-discharging controller support and positive electricity end cover rim axis are analysed and observe;
Figure 23 is the blast structural representation after the assembling of R03 rechargeable battery adapted charging-discharging controller;
Figure 24 is the be welded structural representation of body positive electrode end cap one end of PCB in R03 rechargeable battery adapted charging-discharging controller;
Figure 25 is the be welded structural representation of body lithium ion cell positive access one end of PCB in R03 rechargeable battery adapted charging-discharging controller;
Figure 26 is the PCB body blast structural representation that is welded in R03 rechargeable battery adapted charging-discharging controller;
Figure 27 is for adopting the structural representation of anodal one end of the rear rechargeable battery of R1 rechargeable battery assembling of lithium ion battery formation;
Figure 28 is for adopting the structural representation of the rear negative electrode of chargeable battery of R1 rechargeable battery assembling one end of lithium ion battery formation;
Figure 29 is for adopting the shell negative pole of the R1 rechargeable battery adapted of lithium ion battery formation to encapsulate anodal one end structural representation of monomer lithium ion battery;
Figure 30 is for adopting the shell negative pole of the R1 rechargeable battery adapted of lithium ion battery formation to encapsulate negative pole one end structural representation of monomer lithium ion battery;
After the R1 rechargeable battery that Figure 31 forms for employing shell negative pole encapsulation monomer lithium ion battery assembles, the mounted inside structural representation that outer package housing is analysed and observe along axis;
Figure 32 is for adopting the blast structural representation after the R1 rechargeable battery of shell negative pole encapsulation monomer lithium ion battery formation assembles
Figure 33 is positive electrode end cap one end structural representation of R1 rechargeable battery adapted charging-discharging controller;
Figure 34 is the structural representation of lithium ion cell positive access one end of R1 rechargeable battery adapted charging-discharging controller;
After Figure 35 is the assembling of R1 rechargeable battery adapted charging-discharging controller, the mounted inside structural representation that charging-discharging controller housing, charging-discharging controller support and positive electricity end cover rim axis are analysed and observe;
Figure 36 is the blast structural representation after the assembling of R1 rechargeable battery adapted charging-discharging controller;
Figure 37 is the be welded structural representation of body positive electrode end cap one end of PCB in R1 rechargeable battery adapted charging-discharging controller;
Figure 38 is the be welded structural representation of body lithium ion cell positive access one end of PCB in R1 rechargeable battery adapted charging-discharging controller;
Figure 39 is the PCB body blast structural representation that is welded in R1 rechargeable battery adapted charging-discharging controller;
Figure 40 is for adopting the structural representation of anodal one end of the rear rechargeable battery of R8D425 rechargeable battery assembling of lithium ion battery formation;
Figure 41 is for adopting the structural representation of the rear negative electrode of chargeable battery of R8D425 rechargeable battery assembling one end of lithium ion battery formation;
Figure 42 is for adopting the Soft Roll of the R8D425 rechargeable battery adapted of lithium ion battery formation to encapsulate anodal one end structural representation of monomer lithium ion battery;
Figure 43 is for adopting the Soft Roll of the R8D425 rechargeable battery adapted of lithium ion battery formation to encapsulate negative pole one end structural representation of monomer lithium ion battery;
After the R8D425 rechargeable battery that Figure 44 forms for employing Soft Roll encapsulation monomer lithium ion battery assembles, the mounted inside structural representation that outer package housing is analysed and observe along axis;
Figure 45 is for adopting the blast structural representation after the R8D425 rechargeable battery of Soft Roll encapsulation monomer lithium ion battery formation assembles;
Figure 46 is positive electrode end cap one end structural representation of R8D425 rechargeable battery adapted charging-discharging controller;
Figure 47 is the structural representation of lithium ion cell positive access one end of R8D425 rechargeable battery adapted charging-discharging controller;
After Figure 48 is the assembling of R8D425 rechargeable battery adapted charging-discharging controller, the mounted inside structural representation that charging-discharging controller housing, charging-discharging controller support and positive electricity end cover rim axis are analysed and observe;
Figure 49 is the blast structural representation after the assembling of R8D425 rechargeable battery adapted charging-discharging controller;
Figure 50 is the be welded structural representation of body positive electrode end cap one end of PCB in R8D425 rechargeable battery adapted charging-discharging controller;
Figure 51 is the be welded structural representation of body lithium ion cell positive access one end of PCB in R8D425 rechargeable battery adapted charging-discharging controller;
Figure 52 is the PCB body blast structural representation that is welded in R8D425 rechargeable battery adapted charging-discharging controller;
Figure 53 is the charging wiring principle schematic of R6 rechargeable battery in the utility model;
Figure 54 is in the utility model rechargeable battery, adopts monolithic integrated charge battery control chip, forms the electric principle schematic of the lithium ion battery charge-discharge control circuit of rechargeable battery;
Figure 55 is that rechargeable battery adopts cobalt acid lithium (LiCoO 2) battery and LiFePO4 (LiFePO 4) the discharge process voltage curve of battery and rechargeable battery discharge process voltage curve contrast schematic diagram.
Embodiment
Technological means and the effect thereof for further setting forth the utility model, taked, be described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.
The utility model provides a kind of universal rechargeable battery that adopts lithium ion battery to form, and comprising: outer package housing, and charging-discharging controller, anodal compressing piece, lithium ion battery and negative pole end cap that in this outer package housing, pressing is assembled successively; Described charging-discharging controller one end is provided with the anode end cap that anodal contact point exposes to outer package housing, described anodal contact point is as the positive electrode of universal rechargeable battery, described negative pole end cap one end is provided with a negative pole contact point that exposes to outer package housing, and described negative pole contact point is as the negative electrode of universal rechargeable battery.
Refer to Fig. 7 to 13, Figure 20 to 26, Figure 33 to 39, Figure 46 to 52 and Figure 54, described charging-discharging controller 550(750, 850, 950) comprising: charging-discharging controller housing 551(751, 851, 951), and be located at charging-discharging controller housing 551(751, 851, 951) the body 560(760 that is welded of the charge-discharge control circuit in, 860, 960), charging-discharging controller support 552(752, 852, 952), insulation spacer 563(763, 863, 963), the described charge-discharge control circuit body 560(760 that is welded, 860, 960) the lithium ion battery charge-discharge control circuit that has been welded.
Concrete, the structure of described charging-discharging controller 550 meets R6 rechargeable battery adapted technical conditions, the structure of described charging-discharging controller 750 meets R03 rechargeable battery adapted technical conditions, the structure of described charging-discharging controller 850 meets R1 rechargeable battery adapted technical conditions, and the structure of described charging-discharging controller 950 meets R8D425 rechargeable battery adapted technical conditions.
The described charge-discharge control circuit body 560(760,860,960 that is welded) installation step comprises: step 1, at PCB1 circuit substrate 571(771,871,971) the lithium ion battery charge-discharge control circuit components and parts that are welded except temperature-sensitive resistance R t of two sides, form the PCB1 body 570(770,870,970 that is welded); Step 2, at PCB2 circuit substrate 581(781,881,981) the front thermistor Rt that is welded form the PCB2 body 580(780,880,980 that is welded); Step 3, by connecting contact pin 562(762,862,962 between plate) by the PCB1 body 570(770,870,970 that is welded) with the PCB2 body 580(780,880,980 that is welded) being welded is connected; Step 4, at PCB1 circuit substrate 571(771,871,971) the deposited copper position of lithium ion battery charge-discharge control circuit V+ end, positive electrode end cap 501(701,801,901 is welded); Step 5, at PCB2 circuit substrate 581(781,881,981) the deposited copper position of the lithium ion battery charge-discharge control circuit node Jb+ at the back side, anodal compressing piece 561(761,861,961 is welded), form the charge-discharge control circuit body 560(760,860,960 that is welded).
Described charging-discharging controller 550(750,850,950) installation step comprises: step 1, by charging-discharging controller support 552(752,852,952) pack charging-discharging controller housing 551(751,851,951 into) in; Step 2, by the charge-discharge control circuit body 560(760,860,960 that is welded) and insulation spacer 563(763,863,963) pack charging-discharging controller support 552(752,852,952 into) in; Step 3, with edge knurling machine by charging-discharging controller housing 551(751,851,951) rolling sealing; Step 4, by PCB2 circuit substrate 581(781,881,981) deposited copper position and the charging-discharging controller housing 551(751,851,951 of lithium ion battery charge-discharge control circuit V-end) ruffle after rolling welds; Step 5, by PCB2 circuit substrate 581(781,881,981) hole for injecting glue perfusion packaging plastic, after adhesive curing to be packaged, form charging-discharging controller 550(750,850,950).Charging-discharging controller 550(750,850,950 after having assembled) in, charging-discharging controller housing 551(751,851,951) become the access electrode of lithium ion battery charge-discharge control circuit V-end, positive electrode end cap 501(701,801,901) become the access electrode of lithium ion battery charge-discharge control circuit V+ end, anodal compressing piece 561(761,861,961) become the access electrode of lithium ion battery charge-discharge control circuit node Jb+.
Described charging-discharging controller support 552(752,852,952) adopt the manufacture of light-conducting type insulating material to form, be used for installing the charge-discharge control circuit body 560(760,860,960 that is welded), and the light signal transduction that the light-emitting diode D1 that is used for showing universal rechargeable battery charged state is sent is outside to universal rechargeable battery, to show the charged state of this universal rechargeable battery.
Described lithium ion battery is selected shell negative pole encapsulation monomer lithium ion battery, shell anodal encapsulation monomer lithium ion battery or Soft Roll encapsulation monomer lithium ion battery.
The step that adopts monomer lithium ion battery to assemble universal rechargeable battery comprises: step 1, employing spot welding machine are welded on negative electrode end cap on the negative pole of lithium ion battery; Step 2, along axis direction, pack charging-discharging controller, monomer lithium ion battery and negative electrode end cap into outer package housing, and put into the insulation positioning tool pressing of rolling sealing machine fixing after, outer package housing rolling seal to universal rechargeable battery and has assembled; Coated or the coating insulation of the outer package outside of step 3, the universal rechargeable battery that completes in assembling and ornament materials form universal rechargeable battery finished product.Adopt the embodiment of this type of assembly method to comprise: to adopt the R6 rechargeable battery of shell negative pole encapsulation monomer lithium ion battery formation, R03 rechargeable battery, the employing shell negative pole that the anodal encapsulation of employing shell monomer lithium ion battery forms to encapsulate the R1 rechargeable battery that monomer lithium ion battery forms.
In the utility model, described anode end cap, outer package housing, negative pole end cap, charging-discharging controller housing and connecting contact pin all adopt the metal material manufacture with high thermal conductivity, high conduction performance to form, and surface is through the anti-oxidation processing of conductivity.The moulding process of described outer package housing is for adopting prefabricated thin-wall tube forming, or the moulding of employing sheet material cylinder, or adopts sheet material reel forming; The moulding process of described charging-discharging controller housing is for adopting prefabricated thin-wall tube forming, or the moulding of employing sheet material cylinder, or adopts sheet material reel forming.Described anodal compressing piece adopts the metal material manufacture with high elastic recovery rate, high thermal conductivity and high conduction performance to form, and the anti-oxidation processing of conductivity is carried out in its surface; Described PCB1 circuit substrate and PCB2 circuit substrate adopt the higher insulating material manufacture of thermal conductivity to form, and the heat of lithium ion battery and components and parts generation can be passed to the heat radiation of outer package housing.
Radiating principle after described universal rechargeable battery assembling is: the heat that lithium ion battery charge-discharge control circuit power device produces, and through PCB1 circuit substrate and PCB2 circuit substrate and circuit applies copper conductive structure, charging-discharging controller housing conducts to universal rechargeable battery outer package housing heat radiation.The heat that described lithium ion battery produces, in anodal one end of lithium ion battery, conducts to universal rechargeable battery outer package housing heat radiation through the deposited copper conductive structure of anodal compressing piece, PCB circuit substrate (PCB1 and PCB2) and circuit, charging-discharging controller housing; In negative pole one end of lithium ion battery, through negative pole end cap, conduct to universal rechargeable battery outer package housing heat radiation.
The described charge-discharge control circuit body lithium ion battery charge-discharge control circuit that has been welded that is welded, this lithium ion battery charge-discharge control circuit comprises: be welded on circuit substrate and respectively with lithium ion battery, anode end cap and by charging-discharging controller housing and outer package housing lithium ion cell charging control circuit, lithium ion battery detection and control circuit and the DC-DC voltage-dropping type voltage stabilizing discharge circuit with the electric connection of negative pole end cap.Universal rechargeable battery of the present utility model adopts USB interface of computer or universal lithium ion cell charging adaptor charge, when universal rechargeable battery is connected to charge power supply, when described lithium ion battery detects and control circuit the charging voltage of access detected, control DC-DC voltage-dropping type voltage stabilizing discharge circuit and close voltage stabilizing output, and control the unlatching of lithium ion cell charging control circuit lithium ion battery is charged.
Refer to Figure 54, described lithium ion battery charge-discharge control circuit comprises: lithium ion battery LIB, monolithic integrated charge battery control chip U1, negative tempperature coefficient thermistor Rt, the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the 5th resistance R 5, light-emitting diode D1, the first capacitor C 1, the second capacitor C 2, inductance L 1, wherein, monolithic integrated charge battery control chip U1, light-emitting diode D1, the 3rd resistance R 3, the 4th resistance R 4, the first capacitor C 1, the second capacitor C 2 forms lithium ion cell charging control circuit, monolithic integrated charge battery control chip U1, the first resistance R 1, the second resistance R 2, the 5th resistance R 5, negative tempperature coefficient thermistor Rt forms lithium ion battery and detects and control circuit, monolithic integrated charge battery control chip U1, inductance L 1, the first capacitor C 1, the second capacitor C 2 forms DC-DC voltage-dropping type voltage stabilizing discharge circuit, the positive pole of described lithium ion battery LIB meets node Jb+, and the negative pole of lithium ion battery LIB connects the V-end of lithium ion battery charge-discharge control circuit, the charge power supply access pin VCC of monolithic integrated charge battery control chip U1 connects the V+ end of lithium ion battery charge-discharge control circuit, the lithium ion battery access pin BAT of monolithic integrated charge battery control chip U1 connects the positive pole of lithium ion battery LIB, the power supply ground pin GND of monolithic integrated charge battery control chip U1 connects the negative pole of lithium ion battery LIB and the V-of lithium ion battery charge-discharge control circuit end, the negative electrode of the charged state output pin LDD sending and receiving optical diode D1 of monolithic integrated charge battery control chip U1, the temperature detection of monolithic integrated charge battery control chip U1 arrange pin DTCS respectively with the first resistance R 1, the second resistance R 2 is connected in node P1, the NTC voltage detecting pin NTC of monolithic integrated charge battery control chip U1 respectively with the second resistance R 2, negative tempperature coefficient thermistor Rt is connected in dividing point P2, the charging current of monolithic integrated charge battery control chip U1 arranges one end that pin IBSET connects the 4th resistance R 4, the remaining electric energy that fills of monolithic integrated charge battery control chip U1 discharges one end that pin DECO connects the 5th resistance R 5, the discharging current of monolithic integrated charge battery control chip U1 arranges the lithium ion battery access pin BAT of pin IOSET order sheet integrated charge battery control chip U1 or the power supply ground pin GND of monolithic integrated charge battery control chip U1, the modulation output pin SW of monolithic integrated charge battery control chip U1 connects one end of inductance L 1, described negative tempperature coefficient thermistor Rt is the negative tempperature coefficient thermistor of lithium ion battery LIB temperature sensing, the NTC voltage detecting pin NTC of negative tempperature coefficient thermistor Rt mono-termination the second resistance R 2 and monolithic integrated charge battery control chip U1 is in dividing point P2, the power supply ground pin GND of other end order sheet integrated charge battery control chip U1, the body insulated part of negative tempperature coefficient thermistor Rt abuts on the heat conduction circuit structure being connected with lithium ion battery LIB output electrode, described the first resistance R 1 is the upper offset divider resistance of dividing point P2, the positive pole of the first resistance R 1 one termination lithium ion battery LIB, and the temperature detection of another termination second resistance R 2 and monolithic integrated charge battery control chip U1 arranges pin DTCS in node P1, described the second resistance R 2 is the upper offset divider resistance of dividing point P2, the temperature detection of second resistance R 2 one termination the first resistance R 1 and monolithic integrated charge battery control chip U1 arranges pin DTCS in node P1, and the NTC voltage detecting pin NTC of another termination negative tempperature coefficient thermistor Rt and monolithic integrated charge battery control chip U1 is in dividing point P2, described the 3rd resistance R 3 is the current-limiting resistance of light-emitting diode D1, the V+ end of the 3rd resistance R 3 one termination lithium ion battery charge-discharge control circuits, the anode of other end sending and receiving optical diode D1, described the 4th resistance R 4 arranges resistance for the charging current of monolithic integrated charge battery control chip U1, the charging current of the 4th resistance R 4 one end order sheet integrated charge battery control chip U1 arranges pin IBSET, the power supply ground pin GND of other end order sheet integrated charge battery control chip U1, the charging dump energy that described the 5th resistance R 5 is the second capacitor C 2 discharges current-limiting resistance, and the remaining electric energy that fills of one end order sheet integrated charge battery control chip U1 of the 5th resistance R 5 discharges pin DECO, the positive pole of another termination the second capacitor C 2, described light-emitting diode D1 is that the charging operating state of monolithic integrated charge battery control chip U1 shows light-emitting diode, the anode of light-emitting diode D1 connects the other end of the 3rd resistance R 3, the charged state output pin LDD of the negative electrode order sheet integrated charge battery control chip U1 of light-emitting diode D1, described the first capacitor C 1 is charging output filter capacitor and electric discharge input filter and the building-out capacitor of monolithic integrated charge battery control chip U1, the lithium ion battery access pin BAT of the anodal order sheet integrated charge battery control chip U1 of the first capacitor C 1, the power supply ground pin GND of the negative pole order sheet integrated charge battery control chip U1 of the first capacitor C 1, described the second capacitor C 2 is charging input filter capacitor and electric discharge output filtering and the building-out capacitor of monolithic integrated charge battery control chip U1, the positive pole of the second capacitor C 2 connects the other end of inductance L 1, the V+ end of the charge power supply of monolithic integrated charge battery control chip U1 access pin VCC and lithium ion battery charge-discharge control circuit, the power supply ground pin GND of the negative pole order sheet integrated charge battery control chip U1 of the second capacitor C 2, described inductance L 1 is output filtering and the compensating inductance of monolithic integrated charge battery control chip U1, the modulation output pin SW of inductance L 1 one end order sheet integrated charge battery control chip U1, the positive pole of another termination the second capacitor C 2 and the V+ of lithium ion battery charge-discharge control circuit end.The model of described monolithic integrated charge battery control chip U1 is (the ShenZhen Migison Electric Co. of the electric Science and Technology Ltd. of the Mai Gesong of Shenzhen, Ltd) MGS4520A or MGS4520B or MGS4520C, its main control parameters comprises, input voltage 2.25V～6V, charging upper limit voltage V h(MGS4520A is 4.2V, and MGS4520B is 3.65V, and MGS4520C is 4.35V), constant current state charging current (I cHG) 500mA, be full of judgement electric current I cHG/ 10, NTC voltage detecting thresholding is 0.3V lIB, discharge cut-off voltage V d(MGS4520A is 3.0V, and MGS4520B is 2.5V, and MGS4520C is 3.0V), low electric weight voltage V discharges l(MGS4520A is 3.4V, and MGS4520B is 3.1V, and MGS4520C is 3.4V), filling remaining electric energy release thresholding is 1.65V, voltage stabilizing output voltage 1.5V(V lIB≤ V ltime be 1.1V), maximum voltage stabilizing output current 2A(IOSET pin is 1.0A while meeting GND).
Described R6 rechargeable battery 500, R03 rechargeable battery 700, R1 rechargeable battery 800 and R8D425 rechargeable battery 900, under the structure technology condition of the corresponding physique structure technical specification of its model and charging-discharging controller, universal charging accumulator structure method and the circuit connecting method of formation are as follows:
(1) the R6 rechargeable battery 500 that adopts shell negative pole encapsulation monomer lithium ion battery 510 to form:
Refer to Fig. 1 to Fig. 6, R6 rechargeable battery 500 comprises: outer package housing 502 and be encapsulated in charging-discharging controller 550 and lithium ion battery 510 and the negative pole end cap 503 in outer package housing 502.Anodal one end at R6 rechargeable battery 500, expose the projective structure of positive electrode end cap 501 of outer package housing 502 as the positive electrode of R6 rechargeable battery 500, between positive electrode end cap 501 and outer package housing 502, the leaded light flanged structure of the charging-discharging controller support 552 of being manufactured by light-conducting type insulating material, as the charging work state light demonstration body of R6 rechargeable battery 500; In negative pole one end of R6 rechargeable battery 500, expose the projective structure of negative pole end cap 503 of outer package housing 502 as the negative electrode of R6 rechargeable battery 500.
Described R6 rechargeable battery 500, under R6 battery structure technical specification and charging-discharging controller 550 structure technology conditions, structural approach and the circuit connecting method of the R6 rechargeable battery 500 that employing shell negative pole encapsulation monomer lithium ion battery 510 forms are as follows:
Refer to Fig. 3 and Fig. 4, the circular housing body of shell negative pole encapsulation monomer lithium ion battery 510 and the negative pole 512 that bottom is monomer lithium ion battery 510, other end dished cover is the positive pole 511 of monomer lithium ion battery 510; Shell negative pole encapsulation monomer lithium ion battery 510 is for adopting the lithium ion battery that the shell body of steel casing body or the encapsulation of other conductive material shell body is negative pole, the present embodiment is being paid the utmost attention under the universal rechargeable battery capacitance of storage condition of raising, and described shell negative pole encapsulation monomer lithium ion battery 510 adopts R14430 box hats encapsulation 920mAh high-energy cobalt acid lithium batteries.
Refer to Figure 54, the monolithic integrated charge battery control chip U1 of the present embodiment lithium ion battery charge-discharge control circuit adapted adopts MGS4520C; Main control parameters comprises, charging input voltage 4V～6V, charging upper limit voltage (V h) 4.35V, maximum charge output current 500mA(I cHG), be full of state and judge electric current I cHG/ 10, low electric weight voltage 3.4V(V discharges l), discharge cut-off voltage 3.0V(V d), the discharging current of maximum voltage stabilizing output current 2A(monolithic integrated charge battery control chip U1 arranges the lithium ion battery access pin BAT of pin IOSET order sheet integrated charge battery control chip U1).Attainable the present embodiment R6 rechargeable battery main control parameters comprises on this basis, charging input voltage 5V ± 0.7V, maximum charging current (I cHG) be designed to the about 0.4C of maximum charge multiplying power of 370mA(lithium ion battery LIB), lithium ion battery LIB charging upper limit temperature T cHbe designed to 45 ℃, lithium ion battery LIB electric discharge ceiling temperature T dHbe designed to 55 ℃, voltage stabilizing output voltage 1.5V, low electric weight voltage stabilizing output voltage 1.1V, the about 1C of maximum discharge-rate of maximum voltage stabilizing output current 2A(lithium ion battery LIB), the about 2200mAh of capacitance of storage.
Refer to Fig. 1 to Fig. 6 and Figure 54, in the present embodiment, described lithium ion battery LIB is shell negative pole encapsulation monomer lithium ion battery 510, the positive pole 511 of monomer lithium ion battery 510 is the positive pole of lithium ion battery LIB, and the negative pole 512 of monomer lithium ion battery 510 is the negative pole of lithium ion battery LIB.Adopt the installation step of shell negative pole encapsulation monomer lithium ion battery 510 assembling R6 rechargeable batteries 500, can directly according to above-mentioned installation step, assemble, the radiating principle after assembling is identical with above-mentioned radiating principle, repeats no more herein.
Refer to Fig. 7 to Figure 13 and Figure 54, the installation step of the charging-discharging controller 550 of described R6 rechargeable battery 500 adapteds, can directly assemble according to above-mentioned installation step, repeats no more herein, and the circuit connecting relation after assembling is as follows:
Refer to Fig. 1 to 13 and Figure 54, the circuit connecting relation after the R6 rechargeable battery 500 that adopts shell negative pole encapsulation monomer lithium ion battery 510 to form assembles comprises: be welded on the positive electrode end cap 501 of V+ in Figure 54 as the positive electrode of electric discharge output and the charging input of R6 rechargeable battery 500; The positive pole 511 of monomer lithium ion battery 510 and the anodal compressing piece elastic compression joint that is welded on node Jb+ in Figure 54, circuit connects the node Jb+ in positive pole 511 access Figure 54 that meaning equals lithium ion battery 510; By outer package housing 502, the charging-discharging controller housing 551 that is welded on V-in Figure 54 is set up circuit with negative electrode end cap 503 pressings that are welded on monomer lithium ion battery 510 negative poles 512 and is connected, circuit connection meaning equals the negative pole 512 of monomer lithium ion battery 510 by the V-in negative electrode end cap 503, rechargeable battery outer package housing 502 and charging-discharging controller housing 551 access Figure 54, makes negative electrode end cap 503 become the electric discharge output of R6 rechargeable battery 500 and the negative electrode that charging is inputted.
(2) the R03 rechargeable battery 700 that adopts the anodal encapsulation of shell monomer lithium ion battery 720 to form:
Described R03 rechargeable battery 700, under R03 battery structure technical specification and charging-discharging controller 750 structure technology conditions, adopts structural approach and the circuit connecting method of the anodal encapsulation of shell monomer lithium ion battery 720 formation R03 rechargeable batteries 700 as follows:
Refer to Figure 14 to Figure 19, R03 rechargeable battery 700 comprises: outer package housing 702 and the charging-discharging controller 750 and the shell positive pole that are encapsulated in outer package housing 702 encapsulate monomer lithium ion battery 720 and negative pole end cap 703 formations.Anodal one end at R03 rechargeable battery 700, expose the projective structure of positive electrode end cap 701 of outer package housing 702 as the positive electrode of R03 rechargeable battery 700, between positive electrode end cap 701 and outer package housing 702, the leaded light flanged structure of the charging-discharging controller support 752 of being manufactured by light-conducting type insulating material, as the charging work state light demonstration body of R03 rechargeable battery 700.In negative pole one end of R03 rechargeable battery 700, expose the projective structure of negative electrode end cap 703 of outer package housing 702 as the negative electrode of R03 rechargeable battery 700.
Refer to Figure 16 and Figure 17, the circular housing body of the anodal encapsulation of shell monomer lithium ion battery 720 and the positive pole 721 that bottom is lithium ion battery 720, other end dished cover is the negative pole 722 of lithium ion battery 720, on the circular housing body of lithium ion battery 720, thermoplastic is coated with plastic insulation film 723, and thermoplastic dielectric film 723 only exposes shell body part bottom as the positive pole 721 of lithium ion battery 720 after housing is coated in bottom; The anodal encapsulation of shell monomer lithium ion battery 720 is anodal lithium ion battery for adopting the shell body of aluminum shell body or the encapsulation of other conductive material shell body.The present embodiment is being paid the utmost attention under the universal rechargeable battery capacity cost performance condition of raising, and described lithium ion battery 720 adopts R10380 aluminum hulls encapsulation 300mAh nickle cobalt lithium manganate batteries.
Refer to Figure 54, the monolithic integrated charge battery control chip U1 of the present embodiment lithium ion battery charge-discharge control circuit adapted adopts MGS4520A; Main control parameters comprises, charging input voltage 4V～6V, charging upper limit voltage (V h) 4.2V, maximum charge output current 500mA(I cHG), be full of state and judge electric current I cHG/ 10, low electric weight voltage 3.4V(V discharges l), discharge cut-off voltage 3.0V(V d), the discharging current of maximum voltage stabilizing output current 1A(monolithic integrated charge battery control chip U1 arranges the power supply ground pin GND of pin IOSET order sheet integrated charge battery control chip U1).Attainable the present embodiment R03 rechargeable battery main control parameters comprises on this basis, charging input voltage 5V ± 0.7V, maximum charging current (I cHG) be designed to the about 0.5C of maximum charge multiplying power of 150mA(lithium ion battery LIB), lithium ion battery LIB charging upper limit temperature T cHbe designed to 45 ℃, lithium ion battery LIB electric discharge ceiling temperature T dHbe designed to 55 ℃, voltage stabilizing output voltage 1.5V, low electric weight voltage stabilizing output voltage 1.1V, the about 1.5C of maximum discharge-rate of maximum voltage stabilizing output current 1A(lithium ion battery LIB), the about 700mAh of capacitance of storage.
Refer to Figure 14 to Figure 19 and Figure 54, described lithium ion battery LIB is the anodal encapsulation of shell monomer lithium ion battery 720, the positive pole 721 of the anodal encapsulation of shell monomer lithium ion battery 720 is the positive pole of lithium ion battery LIB, and the negative pole 722 of the anodal encapsulation of shell monomer lithium ion battery 720 is the negative pole of lithium ion battery LIB.Adopt the installation step of the anodal encapsulation of shell monomer lithium ion battery 720 assembling R03 rechargeable batteries 700, can directly according to above-mentioned installation step, assemble, the radiating principle after assembling is identical with above-mentioned radiating principle, repeats no more herein.
Refer to Figure 20 to Figure 26 and Figure 54, the installation step of the charging-discharging controller 750 of described R03 rechargeable battery 700 adapteds, can directly assemble according to above-mentioned installation step, repeats no more herein, and the circuit connecting relation after assembling is as follows:
Refer to Figure 14 to 26 and Figure 54, the R03 rechargeable battery 700 that adopts 720 assemblings of the anodal encapsulation of shell monomer lithium ion battery, the circuit connecting relation after assembling comprises: be welded on the positive electrode end cap 701 of V+ in Figure 54 as the positive electrode of electric discharge output and the charging input of R03 rechargeable battery 700; The positive pole 721 of lithium ion battery 720 and anodal compressing piece 761 elastic compression joints that are welded on node Jb+ in Figure 54, circuit connection meaning equals the positive pole 721 of lithium ion battery 720 by the node Jb+ in anodal compressing piece 761 access Figure 54; By outer package housing 702, the charging-discharging controller housing 751 that is welded on V-in Figure 54 is set up circuit with negative electrode end cap 703 pressings that are welded on monomer lithium ion battery 720 negative poles 722 and is connected, circuit connection meaning equals the negative pole 722 of lithium ion battery 720 by the V-in negative electrode end cap 703, outer package housing 702 and charging-discharging controller housing 751 access Figure 54, makes negative electrode end cap 703 become the electric discharge output of R03 rechargeable battery 700 and the negative electrode that charging is inputted.
(3) the R1 rechargeable battery 800 that adopts shell negative pole encapsulation monomer lithium ion battery 810 to form:
Described R1 rechargeable battery 800, under R1 battery structure technical specification and charging-discharging controller 850 structure technology conditions, adopts structural approach and the circuit connecting method of shell negative pole encapsulation monomer lithium ion battery 810 formation R1 rechargeable batteries 800 as follows:
Refer to Figure 27 to Figure 32, R1 rechargeable battery 800 comprises: outer package housing 802 and the charging-discharging controller 850 and the shell negative pole that are encapsulated in outer package housing 802 encapsulate monomer lithium ion battery 810 and negative pole end cap 803 formations.Anodal one end at R1 rechargeable battery 800, expose the projective structure of positive electrode end cap 801 of outer package housing 802 as the positive electrode of R1 rechargeable battery 800, between positive electrode end cap 801 and outer package housing 802, the leaded light flanged structure of the charging-discharging controller support 852 of being manufactured by light-conducting type insulating material, as the light emitting display body of the charging operating state of R1 rechargeable battery 800.In negative pole one end of R1 rechargeable battery 800, expose the projective structure of negative electrode end cap 803 of outer package housing 802 as the negative electrode of R1 rechargeable battery 800.
Refer to Figure 29 and Figure 30, the circular housing body of shell negative pole encapsulation monomer lithium ion battery 810 and the negative pole 812 that bottom is lithium ion battery 810, other end dished cover is the positive pole 811 of lithium ion battery 810; Shell negative pole encapsulation monomer lithium ion battery 810 is for adopting the lithium ion battery that the shell body of steel casing body or the encapsulation of other conductive material shell body is negative pole, the present embodiment is being paid the utmost attention under the cycle life and safety conditions that improves universal rechargeable battery, and described lithium ion battery 810 adopts R11250 box hat encapsulation 160mAh ferric phosphate lithium cell.
Refer to Figure 54, the monolithic integrated charge battery control chip U1 of the present embodiment lithium ion battery charge-discharge control circuit adapted adopts MGS4520B; Main control parameters comprises, charging input voltage 4V～6V, charging upper limit voltage (V h) 3.65V, maximum charge output current 500mA(I cHG), be full of state and judge electric current I cHG/ 10, low electric weight voltage 3.1V(V discharges l), discharge cut-off voltage 2.5V(V d), the discharging current of maximum voltage stabilizing output current 1A(monolithic integrated charge battery control chip U1 arranges the power supply ground pin GND of pin IOSET order sheet integrated charge battery control chip U1).Attainable the present embodiment R1 rechargeable battery main control parameters comprises on this basis, charging input voltage 5V ± 0.7V, maximum charging current (I cHG) be designed to the about 0.5C of maximum charge multiplying power of 80mA(lithium ion battery LIB), lithium ion battery LIB charging upper limit temperature T cHbe designed to 50 ℃, lithium ion battery LIB electric discharge ceiling temperature T dHbe designed to 60 ℃, voltage stabilizing output voltage 1.5V, low electric weight voltage stabilizing output voltage 1.1V, the about 3.2C of maximum discharge-rate of maximum voltage stabilizing output current 1A(lithium ion battery LIB), the about 340mAh of capacitance of storage.
Refer to Figure 27 to 32 and Figure 54, described lithium ion battery LIB consists of shell negative pole encapsulation monomer lithium ion battery 810, the positive pole 811 of lithium ion battery 810 is the positive pole of lithium ion battery LIB, and the negative pole 812 of lithium ion battery 810 is the negative pole of lithium ion battery LIB.Adopt the installation step of shell negative pole encapsulation monomer lithium ion battery 810 assembling R1 rechargeable batteries 800, the radiating principle after assembling, all identical with R6 rechargeable battery 500 installation step that adopt shell negative pole encapsulation monomer lithium ion battery 510 to form and the radiating principle after assembling, repeat no more herein.
Refer to Figure 33 to Figure 39 and Figure 54, the installation step of the charging-discharging controller 850 of described R1 rechargeable battery 800 adapteds, can directly assemble according to above-mentioned installation step, repeats no more herein, and the circuit connecting relation after assembling is as follows:
Refer to Figure 27 to 39 and Figure 54, the R1 rechargeable battery 800 that adopts 810 assemblings of shell negative pole encapsulation monomer lithium ion battery, the circuit connecting relation after assembling comprises: be welded on the positive electrode end cap 801 of V+ in Figure 54 as the positive electrode of electric discharge output and the charging input of R1 rechargeable battery 800; The positive pole 811 of lithium ion battery 810 and anodal compressing piece 861 elastic compression joints that are welded on node Jb+ in Figure 54, circuit connection meaning equals the positive pole 811 of lithium ion battery 810 by the node Jb+ in anodal compressing piece 861 access Figure 54; By outer package housing 802, the charging-discharging controller housing 851 that is welded on V-in Figure 54 is set up circuit with negative electrode end cap 803 pressings that are welded on lithium ion battery 810 negative poles 812 and is connected, circuit connection meaning equals the negative pole 812 of lithium ion battery 810 by the V-in negative electrode end cap 803, outer package housing 802 and charging-discharging controller housing 851 access Figure 54, makes negative electrode end cap 803 become the electric discharge output of R1 rechargeable battery 800 and the negative electrode that charging is inputted.
(4) the R8D425 rechargeable battery 900 that adopts Soft Roll encapsulation monomer lithium ion battery 930 to form:
Described R8D425 rechargeable battery 900, under R8D425 battery structure technical specification and charging-discharging controller 950 structure technology conditions, adopt structural approach and the circuit connecting method of Soft Roll encapsulation monomer lithium ion battery 930 formation R8D425 rechargeable batteries 900 as follows:
Refer to Figure 40 to Figure 45, R8D425 rechargeable battery 900 comprises: outer package housing 902 and the charging-discharging controller 950 and the Soft Roll that are encapsulated in outer package housing 902 encapsulate monomer lithium ion battery 930 and negative pole end cap 903 formations.Anodal one end at R8D425 rechargeable battery 900, expose the projective structure of positive electrode end cap 901 of outer package housing 902 as the positive electrode of R8D425 rechargeable battery 900, between positive electrode end cap 901 and outer package housing 902, the leaded light flanged structure of the charging-discharging controller support 952 of being manufactured by light-conducting type insulating material, as the charging work state light demonstration body of R8D425 rechargeable battery 900.In negative pole one end of R8D425 rechargeable battery 900, expose the projective structure of negative electrode end cap 903 of outer package housing 902 as the negative electrode of R8D425 rechargeable battery 900.
Refer to Figure 42 and Figure 43, one end of Soft Roll encapsulation monomer lithium ion battery 930 is the positive pole 931 of lithium ion battery 930, and the other end is the negative pole 932 of lithium ion battery 930; The Soft Roll encapsulation monomer lithium ion battery that Soft Roll encapsulation monomer lithium ion battery 930 is made for adopting aluminum-plastic composite membrane 933 or other material, the present embodiment is being paid the utmost attention under the universal rechargeable battery capacitance of storage condition of raising, and described lithium ion battery 930 adopts the common cobalt acid lithium battery of R08350 aluminum plastic film Soft Rolls encapsulation 190mAh.
Refer to Figure 54, the monolithic integrated charge battery control chip U1 of the present embodiment lithium ion battery charge-discharge control circuit adapted adopts MGS4520A; Main control parameters comprises, charging input voltage 4V～6V, charging upper limit voltage (V h) 4.2V, maximum charge output current 500mA(I cHG), be full of state and judge electric current I cHG/ 10, low electric weight voltage 3.4V(V discharges l), discharge cut-off voltage 3.0V(V d), the discharging current of maximum voltage stabilizing output current 1A(monolithic integrated charge battery control chip U1 arranges the power supply ground pin GND of pin IOSET order sheet integrated charge battery control chip U1).Attainable the present embodiment R8D425 rechargeable battery main control parameters comprises on this basis, charging input voltage 5V ± 0.7V, maximum charging current (I cHG) be designed to the about 0.5C of maximum charge multiplying power of 100mA(lithium ion battery LIB), lithium ion battery LIB charging upper limit temperature T cHbe designed to 45 ℃, lithium ion battery LIB electric discharge ceiling temperature T dHbe designed to 55 ℃, voltage stabilizing output voltage 1.5V, low electric weight voltage stabilizing output voltage 1.1V, the about 2.2C of maximum discharge-rate of maximum voltage stabilizing output current 1A(lithium ion battery LIB), the about 460mAh of capacitance of storage.
Refer to Figure 42 to Figure 45, described lithium ion battery LIB consists of Soft Roll encapsulation monomer lithium ion battery 930, and the positive pole 931 of lithium ion battery 930 is the positive pole of lithium ion battery LIB, and the negative pole 932 of lithium ion battery 930 is the negative pole of lithium ion battery LIB.Adopt the installation step of Soft Roll encapsulation monomer lithium ion battery 930 assembling R8D425 rechargeable batteries 900 to comprise: step 1, lithium ion battery 930 is put into insulation lug bending setting frock, by positive pole ear 931 and negative lug 932 bending setting; Step 2, pushes the positive pole positive pole ear 931 that the lug draw-in groove opening of locating support 935 aligns bending that insulate, and makes positive pole ear 931 embed the lug draw-in groove of anodal insulation locating supports 935; Step 3, pushes the negative pole negative lug 932 that the lug draw-in groove opening of locating support 936 aligns bending that insulate, and makes negative lug 932 embed the lug draw-in groove of negative poles insulation locating supports 936; Step 4, is welded on negative electrode end cap 903 in the negative lug 932 of lithium ion battery 930 with spot welding machine; Step 5, packs charging-discharging controller 950, lithium ion battery 930 and negative electrode end cap 903 into outer package housing 902 successively along axis direction, and the insulation positioning tool pressing of putting into rolling sealing machine is fixed; Step 6, has sealed 900 assemblings of R8D425 rechargeable battery with rolling sealing machine by outer package housing 902 rollings; Step 7, outer package housing 902 outside coated or coating insulation and ornament materials formation R8D425 rechargeable battery 900 finished products of the R8D425 rechargeable battery 900 completing in assembling.Radiating principle after assembling is identical with the radiating principle of above-described embodiment, repeats no more herein.
Refer to Figure 46 to Figure 52 and Figure 54, the installation step of the charging-discharging controller 950 of described R8D425 rechargeable battery 900 adapteds, can directly assemble according to above-mentioned installation step, repeats no more herein, and the circuit connecting relation after assembling is as follows:
Refer to Figure 40 to 52 and Figure 54, adopt the circuit connecting relation after 930 assembling R8D425 rechargeable battery 900 assemblings of Soft Roll encapsulation monomer lithium ion battery to comprise: to be welded on the positive electrode end cap 901 of V+ in Figure 54 as the positive electrode of electric discharge output and the charging input of R8D425 rechargeable battery 900; The positive pole 931 of lithium ion battery 930 and anodal compressing piece 961 elastic compression joints that are welded on node Jb+ in Figure 54, circuit connects the node Jb+ in positive pole 931 access Figure 54 that meaning equals lithium ion battery 930; By outer package housing 902, the charging-discharging controller housing 951 that is welded on V-in Figure 54 is set up circuit with negative electrode end cap 903 pressings that are welded on lithium ion battery 930 negative poles 932 and is connected, circuit connection meaning equals the negative pole 932 of lithium ion battery 930 by the V-in negative electrode end cap 903, outer package housing 902 and charging-discharging controller housing 951 access Figure 54, makes negative electrode end cap 903 become the electric discharge output of R8D425 rechargeable battery 900 and the negative electrode that charging is inputted.
Refer to Figure 53, the universal rechargeable battery that the utility model adopts lithium ion battery to form, adopts USB interface of computer or universal lithium ion cell charging adapter as charge power supply, universal rechargeable battery to be charged.The charging device circuit of single-unit rechargeable battery is the simple structure that is provided with two electrodes and two wires, wherein a wire is connected to the positive pole of charge power supply the positive electrode of universal rechargeable battery, and another root is connected to the negative pole of charge power supply the negative electrode of universal rechargeable battery.The charging device circuit connection principle of described R03, R1, R8D425 rechargeable battery is identical with R6 rechargeable battery; Universal rechargeable battery of the present utility model is charged in parallel (comprising different model) directly, but when the maximum output current of charge power supply is less than the maximum charging current sum of all universal rechargeable batteries after parallel connection, the required charging interval is longer.
Refer to Figure 55, for the utility model adopts lithium ion battery output voltage curve and the universal rechargeable battery output voltage curve comparison schematic diagram of the universal rechargeable battery discharge process that lithium ion battery forms.Wherein, LC is the cobalt acid lithium (LiCoO of adapted in universal rechargeable battery 2) the output voltage curve of battery discharge procedure; LF is the LiFePO4 (LiFePO of adapted in universal rechargeable battery 4) the output voltage curve of battery discharge procedure, LE is the output voltage curve of universal rechargeable battery discharge process; Universal rechargeable battery is full of the lithium ion battery output voltage of rear discharge process and the corresponding relation of universal rechargeable battery output voltage is: at lithium ion battery output voltage, be V lIB> V linterval (V lthe low electric weight voltage of electric discharge for the universal rechargeable battery set), universal rechargeable battery output voltage is 1.5V; At lithium ion battery output voltage, be V l>=V lIB> V dinterval (V ddischarge cut-off voltage for the universal rechargeable battery set), universal rechargeable battery output voltage is 1.1V; When lithium ion battery output voltage V lIB≤ V dtime, universal rechargeable battery cuts out output.The lithium ion battery discharge curve providing in figure, for being about 25 ℃ and discharge-rate, ambient temperature is about the schematic diagram under 0.4C condition, under different ambient temperatures and discharge-rate condition, the functional relation of lithium ion battery output voltage v and time t can indicate different with Figure 55.The lithium ion battery that adopts different anodal systems, negative pole system, electrolyte and battery structure to form, its discharge curve, the terminal voltage V while having charged h, discharge cut-off voltage V ddeng indicate parameter with Figure 55 can be different.
The lithium ion battery design of above-mentioned all parameters that the utility model provides and the control parameter configuration of embodiment, embodiment is quoted etc., is only the aid illustration to the utility model know-why, but not restriction to the utility model know-why.
In sum, the universal rechargeable battery that employing lithium ion battery of the present utility model forms, charging-discharging controller structure and assembly technology are simple, be conducive to automatic mass assembling, utilize charging-discharging controller housing as the electrode structure of lithium ion battery negative access lithium ion battery charge-discharge control circuit, saved larger charging-discharging controller inner space, eliminated the movable part that hinders charging-discharging controller sealing, charging control circuit and temperature sensing and control circuit can be arranged in charging-discharging controller, and can realize the waterproof sealing of charging-discharging controller, prevent from making moist and soak after circuit malfunction problem, be conducive to improve the capacitance of storage of universal rechargeable battery simultaneously, reduce production costs, this universal rechargeable battery takes controller support light guide structure to show the charging operating state of universal rechargeable battery, realizes and in universal rechargeable battery outside, can observe the charging operating state of universal rechargeable battery.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model claim.

Claims (10)

1. a universal rechargeable battery that adopts lithium ion battery to form, is characterized in that, comprising: outer package housing, and charging-discharging controller, anodal compressing piece, lithium ion battery and negative pole end cap that in this outer package housing, pressing is assembled successively, described charging-discharging controller comprises: charging-discharging controller housing, and be located at charge-discharge control circuit in the charging-discharging controller housing body that is welded, insulation spacer, charging-discharging controller support, the described charge-discharge control circuit body lithium ion battery charge-discharge control circuit that has been welded that is welded, this lithium ion battery charge-discharge control circuit comprises: be welded on circuit substrate and respectively with lithium ion battery, anode end cap, and by the lithium ion cell charging control circuit of charging-discharging controller housing and outer package housing and the electric connection of negative pole end cap, lithium ion battery detects and control circuit, and DC-DC voltage-dropping type voltage stabilizing discharge circuit.
2. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described charging-discharging controller one end is provided with the anode end cap that anodal contact point exposes to outer package housing, and described anodal contact point is as the positive electrode of universal rechargeable battery; Described negative pole end cap one end is provided with a negative pole contact point that exposes to outer package housing, and described negative pole contact point is as the negative electrode of universal rechargeable battery.
3. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described universal rechargeable battery adopts USB interface of computer or universal lithium ion cell charging adapter as charge power supply, universal rechargeable battery to be charged.
4. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described lithium ion battery is shell negative pole encapsulation monomer lithium ion battery, shell anodal encapsulation monomer lithium ion battery or Soft Roll encapsulation monomer lithium ion battery.
5. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, is characterized in that, described universal rechargeable battery is R6 rechargeable battery, R03 rechargeable battery, R1 rechargeable battery or R8D425 rechargeable battery.
6. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described anodal compressing piece adopts the metal material manufacture with high elastic recovery rate, high thermal conductivity and high conduction performance to form, and the anti-oxidation processing of conductivity is carried out in its surface; Described anode end cap, outer package housing, negative pole end cap, charging-discharging controller housing all adopt the metal material manufacture with high thermal conductivity, high conduction performance to form, and the anti-oxidation processing of conductivity is carried out in its surface; The moulding process of described outer package housing is for adopting prefabricated thin-wall tube forming, or the moulding of employing sheet material cylinder, or adopts sheet material reel forming; The moulding process of described charging-discharging controller housing is for adopting prefabricated thin-wall tube forming, or the moulding of employing sheet material cylinder, or adopts sheet material reel forming.
7. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described charging-discharging controller support adopts the manufacture of light-conducting type insulating material to form, be used for installing the charge-discharge control circuit body that is welded, and the light signal transduction that the light-emitting diode that is used for showing universal rechargeable battery charged state is sent is outside to universal rechargeable battery.
8. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described charging-discharging controller structure: adopt and assemble charging-discharging controller support, charge-discharge control circuit be welded body, insulation spacer in charging-discharging controller housing, and by after the sealing of charging-discharging controller housing rolling, the deposited copper position that charging-discharging controller housing ruffle is welded on to the lithium ion battery charge-discharge control circuit V-end of PCB2 circuit substrate forms; The described charge-discharge control circuit lithium ion battery charge-discharge controlling circuit structure that body is welded that is welded: adopt PCB1 circuit substrate and the PCB2 circuit substrate of the lithium ion battery charge-discharge control circuit components and parts that are welded, by connecting contact pin, be welded and be integrated, and anode end cap is welded on PCB1 circuit substrate, anodal compressing piece is welded and is formed on PCB2 circuit substrate; Described connecting contact pin adopts the metal material manufacture with high thermal conductivity, high conduction performance to form.
9. the universal rechargeable battery that employing lithium ion battery as claimed in claim 1 forms, it is characterized in that, described lithium ion battery charge-discharge control circuit comprises: lithium ion battery, monolithic integrated charge battery control chip, negative tempperature coefficient thermistor, the first resistance, the second resistance, the 3rd resistance, the 4th resistance, the 5th resistance, light-emitting diode, the first electric capacity, the second electric capacity, inductance, wherein, monolithic integrated charge battery control chip, light-emitting diode, the 3rd resistance, the 4th resistance, the first electric capacity, the second electric capacity forms lithium ion cell charging control circuit, monolithic integrated charge battery control chip, the first resistance, the second resistance, the 5th resistance, negative tempperature coefficient thermistor forms lithium ion battery and detects and control circuit, monolithic integrated charge battery control chip, inductance, the first electric capacity, the second electric capacity forms DC-DC voltage-dropping type voltage stabilizing discharge circuit, the positive pole of described lithium ion battery meets node Jb+, and the negative pole of lithium ion battery connects the V-end of lithium ion battery charge-discharge control circuit, the charge power supply access pin of monolithic integrated charge battery control chip connects the V+ end of lithium ion battery charge-discharge control circuit, the lithium ion battery access pin of monolithic integrated charge battery control chip connects the positive pole of lithium ion battery, the power supply ground pin of monolithic integrated charge battery control chip connects the negative pole of lithium ion battery and the V-of lithium ion battery charge-discharge control circuit end, the negative electrode of the charged state output pin sending and receiving optical diode of monolithic integrated charge battery control chip, the temperature detection of monolithic integrated charge battery control chip arrange pin respectively with the first resistance, the second resistance is connected in node P1, the NTC voltage detecting pin of monolithic integrated charge battery control chip respectively with the second resistance, negative tempperature coefficient thermistor is connected in dividing point P2, the charging current of monolithic integrated charge battery control chip arranges one end that pin connects the 4th resistance, the remaining electric energy that fills of monolithic integrated charge battery control chip discharges one end that pin connects the 5th resistance, the discharging current of monolithic integrated charge battery control chip arranges the lithium ion battery access pin of pin order sheet integrated charge battery control chip or the power supply ground pin of monolithic integrated charge battery control chip, the modulation output pin of monolithic integrated charge battery control chip connects one end of inductance, described negative tempperature coefficient thermistor is the negative tempperature coefficient thermistor of lithium ion battery temperature sensing, the NTC voltage detecting pin of negative tempperature coefficient thermistor one termination the second resistance and monolithic integrated charge battery control chip is in dividing point P2, the power supply ground pin of other end order sheet integrated charge battery control chip, the body insulated part of negative tempperature coefficient thermistor abuts on the heat conduction circuit structure being connected with lithium ion battery output electrode, the upper offset divider resistance that described the first resistance is dividing point P2, the positive pole of the first resistance one termination lithium ion battery, the temperature detection of another termination second resistance and monolithic integrated charge battery control chip arranges pin in node P1, the upper offset divider resistance that described the second resistance is dividing point P2, the temperature detection of second resistance one termination the first resistance and monolithic integrated charge battery control chip arranges pin in node P1, and the NTC voltage detecting pin of another termination negative tempperature coefficient thermistor and monolithic integrated charge battery control chip is in dividing point P2, the current-limiting resistance that described the 3rd resistance is light-emitting diode, the V+ end of the 3rd resistance one termination lithium ion battery charge-discharge control circuit, the anode of other end sending and receiving optical diode, described the 4th resistance is that the charging current of monolithic integrated charge battery control chip arranges resistance, the charging current of the 4th resistance one end order sheet integrated charge battery control chip arranges pin, the power supply ground pin of other end order sheet integrated charge battery control chip, the charging dump energy that described the 5th resistance is the second electric capacity discharges current-limiting resistance, and the remaining electric energy that fills of one end order sheet integrated charge battery control chip of the 5th resistance discharges pin, the positive pole of another termination the second electric capacity, described light-emitting diode is that the charging operating state of monolithic integrated charge battery control chip shows light-emitting diode, the anode of light-emitting diode connects the other end of the 3rd resistance, the charged state output pin of the negative electrode order sheet integrated charge battery control chip of light-emitting diode, described the first electric capacity is charging output filter capacitor and electric discharge input filter and the building-out capacitor of monolithic integrated charge battery control chip, the lithium ion battery access pin of the anodal order sheet integrated charge battery control chip of the first electric capacity, the power supply ground pin of the negative pole order sheet integrated charge battery control chip of the first electric capacity, described the second electric capacity is charging input filter capacitor and electric discharge output filtering and the building-out capacitor of monolithic integrated charge battery control chip, the positive pole of the second electric capacity connects the other end of inductance, the V+ end of the charge power supply of monolithic integrated charge battery control chip access pin and lithium ion battery charge-discharge control circuit, the power supply ground pin of the negative pole order sheet integrated charge battery control chip of the second electric capacity, described inductance is output filtering and the compensating inductance of monolithic integrated charge battery control chip, the modulation output pin of inductance one end order sheet integrated charge battery control chip, the positive pole of another termination the second electric capacity and the V+ of lithium ion battery charge-discharge control circuit end.
10. the universal rechargeable battery that employing lithium ion battery as claimed in claim 9 forms, is characterized in that, the model of described monolithic integrated charge battery control chip is MGS4520A or MGS4520B or MGS4520C.
CN201320588986.XU 2013-09-23 2013-09-23 General rechargeable battery composed of lithium ion battery Expired - Lifetime CN203536537U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015039584A1 (en) * 2013-09-23 2015-03-26 李松 Universal rechargeable battery constituted by employing lithium-ion battery and control method
WO2015039583A1 (en) * 2013-09-23 2015-03-26 李松 Universal rechargeable battery constituted by employing lithium-ion battery and control method
CN111816934A (en) * 2020-01-17 2020-10-23 深圳市麦格松电气科技有限公司 Columnar secondary battery and battery controller
CN112448046A (en) * 2019-08-12 2021-03-05 深圳市麦格松电气科技有限公司 Battery controller and battery
CN113471437A (en) * 2021-06-18 2021-10-01 力博特电源科技（广州）有限公司 Method for improving density of lithium iron phosphate battery

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015039584A1 (en) * 2013-09-23 2015-03-26 李松 Universal rechargeable battery constituted by employing lithium-ion battery and control method
WO2015039583A1 (en) * 2013-09-23 2015-03-26 李松 Universal rechargeable battery constituted by employing lithium-ion battery and control method
US10103412B2 (en) 2013-09-23 2018-10-16 Shenzhen Maigesong Electrical Technology Co. Ltd Universal rechargeable battery constituted by employing lithium-ion battery and control method
CN112448046A (en) * 2019-08-12 2021-03-05 深圳市麦格松电气科技有限公司 Battery controller and battery
CN111816934A (en) * 2020-01-17 2020-10-23 深圳市麦格松电气科技有限公司 Columnar secondary battery and battery controller
CN113471437A (en) * 2021-06-18 2021-10-01 力博特电源科技（广州）有限公司 Method for improving density of lithium iron phosphate battery

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Effective date of registration: 20151008

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