CN108448045A - Anti-explosion battery and explosion-proof intelligent key - Google Patents
Anti-explosion battery and explosion-proof intelligent key Download PDFInfo
- Publication number
- CN108448045A CN108448045A CN201810141168.2A CN201810141168A CN108448045A CN 108448045 A CN108448045 A CN 108448045A CN 201810141168 A CN201810141168 A CN 201810141168A CN 108448045 A CN108448045 A CN 108448045A
- Authority
- CN
- China
- Prior art keywords
- circuit
- explosion
- battery
- intelligent key
- ptc devices
- Prior art date
- Legal status (The legal status 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 status listed.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B19/00—Keys; Accessories therefor
-
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/597—Protection against reversal of polarity
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
- H01M2200/106—PTC
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/30—Preventing polarity reversal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The present invention discloses a kind of anti-explosion battery and explosion-proof intelligent key, and the anti-explosion battery includes package casing, electrolyte, anode, cathode, anode ear and negative electrode lug, and the anode ear and negative electrode lug include the first nickel strap, the second nickel strap and PTC devices;PTC devices both sides nickel plating, the first nickel strap and the second nickel strap are respectively welded in the both sides of PTC devices, and the PTC devices are located inside the package casing.Anti-explosion battery provided by the invention, the first and second nickel straps are not directly contacted with, but are welded together by ptc, and stable structure is reliable.PTC devices are placed in inside package casing in even electrolyte, and such position can be exposed to avoid the second nickel strap outside cell package shell and the possibility of two the second nickel strap direct short-circuit.Explosion-proof energy Intelligent key provided by the invention, passes through and anti-explosion battery and battery protecting circuit is arranged so that entire Intelligent key is effectively protected in charge and discharge process, stable and reliable in work.
Description
Technical field
The present invention relates to batteries and intelligent terminal technical field, and in particular to a kind of anti-explosion battery and explosion-proof intelligent key.
Background technology
In the prior art, in order to enhance the safety during battery use, it will usually lug are divided into two sections, two sections of poles
It is electrically connected by PTC (Positive Temperature Coefficient) device between ear, PTC devices are a kind of
Temperature sensitive semiconductor resistor, when being more than certain temperature, its resistance value is in increasing for step evolution with the raising of temperature,
When battery encounters overcurrent, problems of excessive heat, the PTC on lug can play the role of avoiding overcurrent and overheat, improve the steady of battery
Qualitative and safety.
However, drawback of the prior art is that:Two sections of lugs are front and back to be overlapped, and PTC devices are arranged between lap-joint, then sharp
It is wrapped with insulating layer;This connection structure is unstable, easy disengaging, and the lap segment wrapped using insulating layer is only fitted
It is preferably set to outside battery case, so that the lower semisection of positive and negative lug also partly exposes hull outside, and is exposed to shell
Short circuit between positive and negative lug lower semisection outside body can not be by the monitoring and protection of PTC devices.
In addition, Intelligent key is widely used in the fields such as security protection, equipment management, such as power equipment managing and control system.Intelligence
Can key mainly by power module, circuit board, shell, unblock latch mechanism and button display module etc. and constitute.Existing intelligence key
In spoon, power module mostly uses chargeable secondary cell and provides working power for other electricity consumption modules, however, in charge and discharge
Cheng Zhong, there is no the protection mechanisms of shape battery pair, and battery is caused easily to be damaged, but also entire Intelligent key work is unstable
It is fixed.
Invention content
It is an object of the present invention to provide a kind of anti-explosion batteries, while further promoting battery security, have
The practical reliable feature of stable structure.The above-mentioned purpose of the present invention is realized by following technical scheme:
A kind of anti-explosion battery, including package casing, electrolyte, anode, cathode, anode ear and negative electrode lug, the anode ear
Include the first nickel strap, the second nickel strap and PTC devices with negative electrode lug;It is characterized in that:PTC devices both sides nickel plating, first
Nickel strap and the second nickel strap are respectively welded in the both sides of PTC devices.
As specific technical solution, the PTC devices are located inside the package casing.
As specific technical solution, the PTC devices are located in the electrolyte inside the package casing.
Anti-explosion battery provided by the invention, advantage are:First and second nickel straps are not directly contacted with, but are passed through
Ptc is welded together, and stable structure is reliable.PTC devices are placed in inside package casing in even electrolyte, such position
The possibility of cell package shell outside and two the second nickel strap direct short-circuit can be exposed to avoid the second nickel strap by setting, when two the first nickel
Band short circuit, the avoidable electric currents of ptc are excessive, prevent cell deformation or spark occur.
Another object of the present invention is to provide a kind of explosion-proof intelligent key have reliable and stable rechargeable battery power supply.
The above-mentioned further object of the present invention is realized by following technical scheme:
A kind of explosion-proof intelligent key, including key body and electric control for opening lock head, key body include being set in shell and shell
The circuit board assemblies and battery set, electric control for opening lock head lower end are assemblied in shell, and hull outside is stretched out in upper end, electric control for opening lock head
Control terminal is electrically connected with the circuit board assemblies;The circuit being arranged on the circuit board assemblies include governor circuit and with master control electricity
Signal acquisition input circuit, signal output apparatus, communicating circuit and the charging circuit of road electrical connection;The battery includes that encapsulation is outer
Shell, electrolyte, anode, cathode, anode ear and negative electrode lug, the anode ear and negative electrode lug include the first nickel strap, the second nickel strap
And PTC devices;It is characterized in that:PTC devices both sides nickel plating, the first nickel strap and the second nickel strap are respectively welded in PTC devices
Both sides.
As specific technical solution, the PTC devices are located inside the package casing.
As specific technical solution, the PTC devices are located in the electrolyte inside the package casing.
As specific technical solution, the circuit being arranged on the circuit board assemblies further includes battery protecting circuit, the electricity
Pond protection circuit is set on one piece of battery protecting plate of circuit board assemblies.
As specific technical solution, the battery protecting circuit, including fuse F1, control integrate circuit U 1, overcharge
Protection metal-oxide-semiconductor Q2, it Cross prevention metal-oxide-semiconductor Q1, benchmark supplying resistance R1, over-current detection resistance R2, filtering capacitance of voltage regulation C1, fills
The positive terminal B+ and battery of the positive terminal P+ of electric appliance input/load output, the negative terminal P- of charger input/load output, battery
Negative pole end B-;The control integrates circuit U 1 and is mainly electrically connected the Cross prevention metal-oxide-semiconductor Q1 and described overcharges protection metal-oxide-semiconductor
Q2。
As specific technical solution, the communicating circuit and charging circuit include a shared USB circuit, USB electricity
The USB interface on road is set on the shell, and the communicating circuit further includes bluetooth communication circuit and infrared communication circuit.
As specific technical solution, the signal acquisition input circuit includes key circuit and reading code circuit.
As specific technical solution, the electric control for opening lock head includes unlock tartar mechanism, reading terminal, holder and electromagnetic motor
Structure, reading terminal are fixedly installed on pedestal upper end, and positioned at unlock tartar mechanism periphery, unlock tartar mechanism lower part is fixedly installed on
In the pilot hole of holder, electromagnetic mechanism is set to pedestal lower end, and is electrically connected with the unlock head control circuit;The reading code electricity
The chip induction end on road is set in the reading terminal, and the infrared receiving/transmission unit of the infrared communication circuit is set to the reading code
On head.
As specific technical solution, the infrared receiving/transmission unit includes infrared transmitting tube and infrared receiving tube, the reading
The pilot hole for installing the infrared transmitting tube and infrared receiving tube, the infrared transmitting tube and infrared receiving tube are offered on harbour
It is installed on upward in corresponding pilot hole.
Explosion-proof energy Intelligent key provided by the invention, advantage are:By the way that anti-explosion battery and battery protection is arranged
Circuit so that entire Intelligent key is effectively protected in charge and discharge process, stable and reliable in work.
Description of the drawings
Fig. 1 is the composition schematic diagram for the anti-explosion battery that the embodiment of the present invention one provides.
Fig. 2 is the stereogram of multifunctional intelligent key provided by Embodiment 2 of the present invention.
Fig. 3 is the exploded view of multifunctional intelligent key provided by Embodiment 2 of the present invention.
Fig. 4 is the circuit structure figure of multifunctional intelligent key provided by Embodiment 2 of the present invention.
Fig. 5 is the schematic diagram of battery protecting circuit in multifunctional intelligent key provided by Embodiment 2 of the present invention.
Fig. 6 is the stereogram for the multifunctional intelligent key that the embodiment of the present invention three provides.
Fig. 7 is the circuit structure figure for the multifunctional intelligent key that the embodiment of the present invention three provides.
Fig. 8 is the exploded view of the electric control for opening lock head for the multifunctional intelligent key that the embodiment of the present invention three provides.
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings:
Embodiment one
As shown in Figure 1, anti-explosion battery provided in this embodiment includes package casing 91, electrolyte 92, anode, cathode, just
Lug and negative electrode lug, anode ear and negative electrode lug include the first nickel strap 931, the second nickel strap 932 and PTC devices 933;PTC devices
The front end of 933 both sides nickel plating, the end of the first nickel strap and the second nickel strap is respectively by being ultrasonically welded at the both sides of PTC devices.
PTC devices are located inside the package casing 91, are preferably located in the electrolyte 92 inside the package casing 91.
In the anti-explosion battery of the present embodiment, the first and second nickel straps are not directly contacted with, but are welded to connect by ptc devices
Together, stable structure is reliable.In addition, PTC devices are placed in inside package casing in even electrolyte, such position can be with
The second nickel strap is avoided to be exposed to the possibility of cell package shell outside and two the second nickel strap direct short-circuit), when two the first nickel straps are short
Road, the avoidable electric currents of ptc are excessive, prevent cell deformation or spark occur.
Embodiment two
In conjunction with shown in Fig. 2 and Fig. 3, explosion-proof intelligent key provided in this embodiment, including key body 10 and electric control for opening lock
First 50.Specifically, key body 10 includes the circuit board assemblies 20 being arranged in shell and shell and battery 30, before shell includes
Lid 11 and rear cover 12, protecgulum 11 and rear cover 12 are assembled by screw 13, while circuit board assemblies 20 are fixed on housing central section.Electricity
50 lower end of control unlocking head is assemblied in shell, and hull outside, the electronic control end of electric control for opening lock head 50 and circuit board are stretched out in upper end
Component 20 is electrically connected.Wherein, battery 30 uses the anti-explosion battery of embodiment one
As shown in figure 4, the circuit being arranged on circuit board assemblies 20 includes governor circuit and the letter that is electrically connected with governor circuit
Number acquisition input circuit, signal output apparatus, communicating circuit, battery protecting circuit and charging circuit.Specifically, governor circuit packet
Include the CPU and memory being electrically connected with CPU, watchdog circuit and JTAG (Joint Test Action Group;Joint test
Working group) module;Signal acquisition input circuit includes key circuit and reading code circuit;Signal output apparatus includes indicator light electricity
Road, unlock head control circuit and speaker circuit;Communicating circuit includes bluetooth communication circuit and USB communicating circuits;Charging circuit
Including USB charging circuits.Wherein, communicating circuit and charging circuit packet share a USB circuit, and the USB interface of the USB circuit is set
It is placed in shell side;In addition, the indicator light 21 of indicator light circuit and the button 22 of key circuit are set on shell protecgulum 11.
As shown in figure 5, battery protecting circuit includes fuse F1, the integrated circuit U 1 of control, overcharges protection MOS pipes Q2, mistake
Put protection metal-oxide-semiconductor Q1, benchmark supplying resistance R1, over-current detection resistance R2, filtering capacitance of voltage regulation C1, charger input/load it is defeated
Negative terminal P-, the positive terminal B+ of lithium battery and the negative pole end B- of lithium battery of the positive terminal P+, charger input/load output that go out;
The control integrates circuit U 1 and is mainly electrically connected the Cross prevention metal-oxide-semiconductor Q1 and described overcharges protection metal-oxide-semiconductor Q2.Battery protection
Circuit is set on individual one piece of battery protecting plate.
Embodiment three
Unlike embodiment two, in the Intelligent key that embodiment three provides, signal output apparatus further includes display
Shield circuit, communicating circuit further includes infrared communication circuit and GSM message communicating circuit, and charging circuit further includes wired contact charging
Circuit, in conjunction with shown in Fig. 6 and Fig. 7.
The display screen 23 of display screen circuit is set on shell.Wired contact charging circuit one end is provided with contact, another
End is connect with the battery, and the contact is set to the bottom of the shell.GSM message communicating circuit can be with steel tower company
Base station carries out communication connection, and then realizes data communication with host computer.
As shown in figure 8, electric control for opening lock head 50 includes unlock tartar mechanism 51, reading terminal 52, holder 53 and electromagnetic mechanism 54,
Reading terminal 52 is fixedly installed on 53 upper end of holder, and positioned at 51 periphery of unlock tartar mechanism, unlock tartar mechanism is fixed 51 lower part
It is set in the pilot hole of holder 53, electromagnetic mechanism 54 is set to 53 lower end of holder, and is electrically connected with the unlock head control circuit
It connects.The chip induction end of reading code circuit is set in reading terminal 52, and the infrared receiving/transmission unit of infrared communication circuit is set to reading code
On head.Specifically, infrared receiving/transmission unit includes infrared transmitting tube and infrared receiving tube, and the infrared hair of installation is offered on reading terminal 52
The pilot hole of pipe and infrared receiving tube is penetrated, infrared transmitting tube and infrared receiving tube are installed on upward in corresponding pilot hole.
Above example be only it is fully open is not intended to limit the present invention, all creation purports based on the present invention need not move through
The replacement for the equivalence techniques feature that creative work can wait until should be considered as the range of the application exposure.
Claims (10)
1. a kind of anti-explosion battery, including package casing, electrolyte, anode, cathode, anode ear and negative electrode lug, the anode ear and
Negative electrode lug includes the first nickel strap, the second nickel strap and PTC devices;It is characterized in that:PTC devices both sides nickel plating, the first nickel
Band and the second nickel strap are respectively welded in the both sides of PTC devices.
2. anti-explosion battery according to claim 1, which is characterized in that the PTC devices are located inside the package casing.
3. anti-explosion battery according to claim 1, which is characterized in that the PTC devices are located inside the package casing
Electrolyte in.
4. a kind of explosion-proof intelligent key, including key body and electric control for opening lock head, key body includes setting in shell and shell
Circuit board assemblies and battery, electric control for opening lock head lower end is assemblied in shell, and hull outside, the control of electric control for opening lock head are stretched out in upper end
End processed is electrically connected with the circuit board assemblies;The circuit being arranged on the circuit board assemblies includes governor circuit and and governor circuit
Signal acquisition input circuit, signal output apparatus, communicating circuit and the charging circuit of electrical connection;It is characterized in that:The battery
Using the anti-explosion battery described in claims 1 to 3 any one.
5. explosion-proof intelligent key according to claim 4, which is characterized in that the circuit being arranged on the circuit board assemblies is also
Including battery protecting circuit, which is set on one piece of battery protecting plate of circuit board assemblies.
6. explosion-proof intelligent key according to claim 5, which is characterized in that the battery protecting circuit, including fuse
F1, control integrate circuit U 1, overcharge protection metal-oxide-semiconductor Q2, Cross prevention metal-oxide-semiconductor Q1, benchmark supplying resistance R1, over-current detection resistance
The negative terminal P- of positive terminal P+, charger input/load output that R2, filtering capacitance of voltage regulation C1, charger input/load export,
The positive terminal B+ of the battery and negative pole end B- of battery;The control integrates circuit U 1 and is mainly electrically connected the Cross prevention metal-oxide-semiconductor
Q1 and described overcharge protect metal-oxide-semiconductor Q2.
7. the explosion-proof intelligent key according to claim 4 to 6 any one, which is characterized in that the communicating circuit and fill
Circuit includes a shared USB circuit, and the USB interface of the USB circuit is set on the shell, and the communicating circuit also wraps
Include bluetooth communication circuit and infrared communication circuit.
8. explosion-proof intelligent key according to claim 7, which is characterized in that the signal acquisition input circuit includes button
Circuit and reading code circuit.
9. explosion-proof intelligent key according to claim 8, which is characterized in that the electric control for opening lock head includes unlock tartar machine
Structure, reading terminal, holder and electromagnetic mechanism, reading terminal are fixedly installed on pedestal upper end, and positioned at unlock tartar mechanism periphery, unlock
Tartar mechanism lower part is fixedly installed in the pilot hole of holder, and electromagnetic mechanism is set to pedestal lower end, and with the unlocking head control
Circuit electrical connection processed;The chip induction end of the reading code circuit is set in the reading terminal, the infrared communication circuit it is red
Outer Transmit-Receive Unit is set on the reading terminal.
10. explosion-proof intelligent key according to claim 9, which is characterized in that the infrared receiving/transmission unit includes infrared hair
Pipe and infrared receiving tube are penetrated, the pilot hole for installing the infrared transmitting tube and infrared receiving tube, institute are offered on the reading terminal
Infrared transmitting tube and infrared receiving tube is stated to be installed on upward in corresponding pilot hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810141168.2A CN108448045A (en) | 2018-02-09 | 2018-02-09 | Anti-explosion battery and explosion-proof intelligent key |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810141168.2A CN108448045A (en) | 2018-02-09 | 2018-02-09 | Anti-explosion battery and explosion-proof intelligent key |
Publications (1)
Publication Number | Publication Date |
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CN108448045A true CN108448045A (en) | 2018-08-24 |
Family
ID=63192367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810141168.2A Withdrawn CN108448045A (en) | 2018-02-09 | 2018-02-09 | Anti-explosion battery and explosion-proof intelligent key |
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CN (1) | CN108448045A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1154435A (en) * | 1996-12-04 | 1997-07-16 | 宗祥后 | Electronic lock and electronic key thereof |
JP2002110137A (en) * | 2000-09-29 | 2002-04-12 | Nec Mobile Energy Kk | Sealed battery |
CN2762362Y (en) * | 2004-12-28 | 2006-03-01 | 天津力神电池股份有限公司 | Single built-in PTC structure of square lithium ion battery |
CN201649821U (en) * | 2010-02-11 | 2010-11-24 | 珠海理想科技有限公司 | Electric control intelligent key used for magnetic encoding lock |
CN203522161U (en) * | 2013-11-04 | 2014-04-02 | 武汉大学 | Single lithium battery protection chip having precise time delay and sleep functions |
CN105370099A (en) * | 2015-12-23 | 2016-03-02 | 李伟 | Split type car key loss prevention system |
-
2018
- 2018-02-09 CN CN201810141168.2A patent/CN108448045A/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1154435A (en) * | 1996-12-04 | 1997-07-16 | 宗祥后 | Electronic lock and electronic key thereof |
JP2002110137A (en) * | 2000-09-29 | 2002-04-12 | Nec Mobile Energy Kk | Sealed battery |
CN2762362Y (en) * | 2004-12-28 | 2006-03-01 | 天津力神电池股份有限公司 | Single built-in PTC structure of square lithium ion battery |
CN201649821U (en) * | 2010-02-11 | 2010-11-24 | 珠海理想科技有限公司 | Electric control intelligent key used for magnetic encoding lock |
CN203522161U (en) * | 2013-11-04 | 2014-04-02 | 武汉大学 | Single lithium battery protection chip having precise time delay and sleep functions |
CN105370099A (en) * | 2015-12-23 | 2016-03-02 | 李伟 | Split type car key loss prevention system |
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Application publication date: 20180824 |