CN205385077U - Intelligent type power battery based on PWM transmission capacity - Google Patents
Intelligent type power battery based on PWM transmission capacity Download PDFInfo
- Publication number
- CN205385077U CN205385077U CN201620024248.6U CN201620024248U CN205385077U CN 205385077 U CN205385077 U CN 205385077U CN 201620024248 U CN201620024248 U CN 201620024248U CN 205385077 U CN205385077 U CN 205385077U
- Authority
- CN
- China
- Prior art keywords
- management system
- battery management
- transmission capacity
- lithium cells
- lithium
- 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.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The utility model relates to an intelligent type power battery based on PWM transmission capacity contains the casing of compriseing upper cover and lower cover, the casing is inside to be provided with a plurality of lithium cells, and the both ends electrode of all lithium cells is connected through shaping nickel piece, all lithium cells are fixed and are worn to establish on battery core support, still set up the integrated protection shield that has battery management system in the casing, the protection shield top sets up the plug terminals who is used for the linked switch and the mouth that charges, the bottom of protection shield sets up the plug terminals who is used for connecting discharging head, the fretwork hole is seted up on the lower cover surface, the fretwork hole is passed through the shield and is sealed, the switch sets up on the shield with the mouth that charges, all lithium cells all are connected with being used for the analog front end who gathers lithium cell operating condition, analog front end and battery management system MCU are connected, can effectively keep apart battery and mainboard through high resistant output, make entire system safer, it is stable.
Description
Technical field
This utility model relates to lithium battery system, is specifically related to include the electrokinetic cell of multiple lithium cell.
Background technology
In prior art, electrokinetic cell volume transport mode mainly includes I2The digital communication modes such as C, CANBUS, UART, although this data transmission speed is fast, but passing need degree relative complex, increases software burden, it is easy to crash, and connection, power supplys etc. require over the isolation of the isolating device such as IC or optocoupler, and with high costs, management system power dissipation is big.
Meanwhile, being used for the housing encapsulating multiple lithium cell for sealing structure in prior art, whole housing must be opened by its internal observation and maintenance, complex.
Utility model content
Technical problem to be solved in the utility model is in that, for above-mentioned deficiency of the prior art, to disclose the intelligent electrokinetic cell based on PWM transmission capacity, and it can transmitting battery capacity information；Housing is provided with dust cap, possesses maintenance function easily and observing function.
This utility model solves its technical problem and be the technical scheme is that the intelligent electrokinetic cell based on PWM transmission capacity, comprises the housing being made up of upper cover and lower cover；Enclosure interior is provided with multiple lithium cell, and the two end electrodes of all lithium cells is connected by molding nickel sheet；All lithium cells are fixing to be located in battery core bracket；The protection board being integrated with battery management system is also set up in described housing；Protection board top is arranged to the inserting terminal of connecting valve and charge port；The bottom of described protection board is arranged to connect the inserting terminal of discharge head；
Described lower cap surface offers hollow hole；Hollow hole is closed by dust cap；Described switch and charge port are arranged on dust cap；
All lithium cells are all connected with the AFE (analog front end) being used for gathering lithium cell duty；Described AFE (analog front end) is connected with battery management system MCU；The PWM outfan of battery management system MCU is connected by communicating circuit with the car load master machine control unit MCU of car load master machine control unit；Described communicating circuit is provided with audion or field effect transistor.
Preferred implementation of the present utility model and further improvement are as follows:
(1) described communicating circuit is that the single line high resistant for volume output isolates circuit；Described car load master machine control unit MCU is also associated with pull-up resistor.
(2) described lithium cell duty comprises voltage and current parameter, residual capacity parameter and caution signals.
(3) described battery management system MCU is also associated with current detecting module and NTC temperature detecting module.
This utility model compared with prior art has the advantage that
The disclosed intelligent electrokinetic cell based on PWM transmission capacity of this utility model, comprises the housing being made up of upper cover and lower cover；Enclosure interior is provided with multiple lithium cell, and the two end electrodes of all lithium cells is connected by molding nickel sheet；All lithium cells are fixing to be located in battery core bracket；The protection board being integrated with battery management system is also set up in described housing；Protection board top is arranged to the inserting terminal of connecting valve and charge port；The bottom of described protection board is arranged to connect the inserting terminal of discharge head；Lithium cell of the present utility model is fixing reliable, compact overall structure, and housing charge port and discharge port are for manual powered easily and electric discharge；Discharge head of the present utility model can manual discharge, this is highly useful in some occasions needing manually electric discharge.
Lower cap surface of the present utility model offers hollow hole；Hollow hole is closed by dust cap；Described switch and charge port are arranged on dust cap；Integral sealing is very reliable；Upper cover atresia position and one-body molded.
All lithium cells of the present utility model are all connected with the AFE (analog front end) being used for gathering lithium cell duty；Described AFE (analog front end) is connected with battery management system MCU；The PWM outfan of battery management system MCU is connected by communicating circuit with the MCU of car load master machine control unit；Described communicating circuit is provided with audion or field effect transistor.This utility model merely add an audion or field effect transistor at communicating circuit, with low cost, assembles more simple, reliably, attractive in appearance, effectively battery and mainboard can be isolated by high resistant output, make whole system safer, stable.
Accompanying drawing explanation
Fig. 1 is the explosive view of a kind of detailed description of the invention of the present utility model；
Fig. 2 is the circuit structure schematic diagram of a kind of detailed description of the invention of the present utility model.
Description of reference numerals:
1-discharge head, 2-switchs, 3-charge port; 4-upper cover, 5-lithium cell, 6-battery core bracket; 7-molding nickel sheet, 8-protection board, 9-lower cover; 11-battery management system, 12-car load master machine control unit, 13-car load master machine control unit MCU; 14-battery management system MCU; 15-NTC temperature detecting module, 16-AFE (analog front end), 17-current detecting module.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model detailed description of the invention is described:
As depicted in figs. 1 and 2, it illustrates detailed description of the invention of the present utility model；As it can be seen, the disclosed intelligent electrokinetic cell based on PWM transmission capacity of this utility model, comprise the housing being made up of upper cover 4 and lower cover 9；Enclosure interior is provided with multiple lithium cell 5, and the two end electrodes of all lithium cells is connected by molding nickel sheet 7；All lithium cells are fixing to be located in battery core bracket 6；The protection board 8 being integrated with battery management system 11 is also set up in described housing；Protection board top is arranged to connecting valve 2 and the inserting terminal of charge port 3；The bottom of described protection board is arranged to connect the inserting terminal of discharge head 10；
As it can be seen, described lower cap surface offers hollow hole；Hollow hole is closed by dust cap 1；Described switch and charge port are arranged on dust cap；
As it can be seen, all lithium cells are all connected with the AFE (analog front end) 16 being used for gathering lithium cell duty；Described AFE (analog front end) is connected with battery management system MCU14；The PWM outfan of battery management system MCU is connected by communicating circuit with the car load master machine control unit MCU13 of car load master machine control unit 12；Described communicating circuit is provided with audion Q2 or field effect transistor.The car load master machine control unit of the present embodiment is prior art, and it is for controlling the energy control relying on lithium battery as the electric motor car of electrokinetic cell.
Preferably, as shown in the figure: described communicating circuit is that the single line high resistant for volume output isolates circuit；Described car load master machine control unit MCU is also associated with pull-up resistor R4.
Preferably, as shown in the figure: described duty comprises voltage and current parameter, residual capacity parameter and caution signals.
Preferably, as shown in the figure: described battery management system MCU is also associated with current detecting module 17 and NTC temperature detecting module 15.
In sum:
This utility model is by MCU accurately calculating and following the tracks of battery electric quantity, capacity is converted to pwm signal, electricity is identified by dutycycle, positive dutycycle represents when being 95% that battery electric quantity is full electricity, positive dutycycle represents when being 5% that battery electric quantity loses for putting, and when positive dutycycle is 50%, battery electric quantity is the half of total electricity, dutycycle consecutive variations, dutycycle size represents that dump energy is how many.PWM wave frequency sets according to response of host speed, and level is normal high or low represents broken string or fault, and pwm signal is again through audion or field effect transistor open-drain output to main frame, and main frame MCU arranges pull-up and pwm signal is read and translation.
This utility model programs complexity for conventional volume transport mode, it is easy to crash, and battery management system power consumption is big, the problems such as communicating circuit is loaded down with trivial details, with high costs；Adopt this utility model mode, communicating circuit merely add an audion or field effect transistor, it is kept to a transmission lines by 2～3 connections of former digital communication mode, with low cost, assemble more simple, reliably, attractive in appearance, effectively battery and mainboard can be isolated by high resistant output, make whole system safer, stable.
Above in conjunction with accompanying drawing, this utility model preferred implementation is explained in detail, but this utility model is not limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, it is also possible to make a variety of changes under the premise without departing from this utility model objective.
Many other can be made without departing from design of the present utility model and scope to change and remodeling.Should be appreciated that this utility model is not limited to specific embodiment, scope of the present utility model is defined by the following claims.
Claims (4)
1. based on the intelligent electrokinetic cell of PWM transmission capacity, it is characterised in that: comprise the housing being made up of upper cover and lower cover；Enclosure interior is provided with multiple lithium cell, and the two end electrodes of all lithium cells is connected by molding nickel sheet；All lithium cells are fixing to be located in battery core bracket；The protection board being integrated with battery management system is also set up in described housing；Protection board top is arranged to the inserting terminal of connecting valve and charge port；The bottom of described protection board is arranged to connect the inserting terminal of discharge head；
Described lower cap surface offers hollow hole；Hollow hole is closed by dust cap；Described switch and charge port are arranged on dust cap；
All lithium cells are all connected with the AFE (analog front end) being used for gathering lithium cell duty；Described AFE (analog front end) is connected with battery management system MCU；The PWM outfan of battery management system MCU is connected by communicating circuit with the car load master machine control unit MCU of car load master machine control unit；Described communicating circuit is provided with audion or field effect transistor.
2. the intelligent electrokinetic cell based on PWM transmission capacity as claimed in claim 1, it is characterised in that: described communicating circuit is that the single line high resistant for volume output isolates circuit；Described car load master machine control unit MCU is also associated with pull-up resistor.
3. the intelligent electrokinetic cell based on PWM transmission capacity as claimed in claim 1, it is characterised in that: described lithium cell duty comprises voltage and current parameter, residual capacity parameter and caution signals.
4. the intelligent electrokinetic cell based on PWM transmission capacity as claimed in claim 1, it is characterised in that: described battery management system MCU is also associated with current detecting module and NTC temperature detecting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620024248.6U CN205385077U (en) | 2016-01-07 | 2016-01-07 | Intelligent type power battery based on PWM transmission capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620024248.6U CN205385077U (en) | 2016-01-07 | 2016-01-07 | Intelligent type power battery based on PWM transmission capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205385077U true CN205385077U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620024248.6U Expired - Fee Related CN205385077U (en) | 2016-01-07 | 2016-01-07 | Intelligent type power battery based on PWM transmission capacity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205385077U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019101068A1 (en) * | 2017-11-21 | 2019-05-31 | 深圳艾斯特创新科技有限公司 | Intelligent battery communication device using single line communication |
-
2016
- 2016-01-07 CN CN201620024248.6U patent/CN205385077U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019101068A1 (en) * | 2017-11-21 | 2019-05-31 | 深圳艾斯特创新科技有限公司 | Intelligent battery communication device using single line communication |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 Termination date: 20190107 |