CN105578745A - Printed circuit board and power supply system - Google Patents
Printed circuit board and power supply system Download PDFInfo
- Publication number
- CN105578745A CN105578745A CN201610105088.2A CN201610105088A CN105578745A CN 105578745 A CN105578745 A CN 105578745A CN 201610105088 A CN201610105088 A CN 201610105088A CN 105578745 A CN105578745 A CN 105578745A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- printed circuit
- battery
- electrode interface
- layer
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/095—Conductive through-holes or vias
- H05K2201/09545—Plated through-holes or blind vias without lands
-
- 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
Abstract
The invention discloses a printed circuit board and a power supply system. An embodiment of the printed circuit board comprises a first encapsulation layer, a circuit layer, a second encapsulation layer and an electrode interface group sequence, wherein the circuit layer is encapsulated between the first encapsulation layer and the second encapsulation layer, the electrode interface group comprises two electrode interfaces which are used for connecting an anode and a cathode of a same battery, each electrode interface penetrates through the first encapsulation layer, the circuit layer and the second encapsulation layer, an electrode conducting wire which is arranged on the circuit layer is arranged between two adjacent electrode interface groups, and two ends of the electrode conducting wire are respectively connected with one electrode interface in the adjacent electrode interface group. According to the embodiment, the circuit layer is encapsulated between the first encapsulation layer and the second encapsulation layer, so that the circuit aging is avoided, and the circuit security is guaranteed.
Description
Technical field
The application relates to power control technology field, is specifically related to powered battery technical field, particularly relates to printed circuit board and electric power system.
Background technology
Along with country is to the attention of environmental protection industry, increasing low stain or free of contamination project develop rapidly.Electric automobile has zero discharge, low noise, advantage that maintenance cost is low, becomes the developing direction of Global Auto industry future.
Current, the battery of electric automobile mainly comprises lead acid accumulator and lithium ion battery.Wherein, when lead acid battery charge is not enough, the lead sulfate of negative and positive two-plate can not transform completely and become spongy lead and lead oxide, if long-term undercharge, then can cause lead sulfate crystallization, make plate vulcanizing, and battery quality becomes bad; If instead battery overcharges, the amount of oxygen that anode produces is greater than the adsorption capacity of negative electrode, and accumulator internal pressure is increased, cause gas excessive, electrolyte reduces, and active material also may be caused to soften or come off, battery life shortens greatly, and therefore, the range of application of lead acid accumulator is less.Lithium ion battery has that specific energy is large, specific power is high, self discharge is little, memory-less effect, cycle characteristics are good, can repid discharge and efficiency is high, operating temperature range is wide and the advantage of non-environmental-pollution, be used widely in the application of reality.
But lithium ion battery also has self some shortcomings, such as, lithium ion battery temperature in electric discharge and charging process is higher; , connected by wire between lithium ion battery, and easily there is aging breaking or the phenomenon such as short circuit in wire, has a strong impact on the use safety of lithium ion battery after a long time use meanwhile.
Summary of the invention
This application provides printed circuit board and electric power system, to solve the problem mentioned in background technology.
First aspect, this application provides a kind of printed circuit board, described printed circuit board comprises: the first encapsulated layer, circuit layer, second encapsulated layer and electrode interface group sequence, wherein, described circuit layer is encapsulated between the first encapsulated layer and the second encapsulated layer, described electrode interface group comprises two electrode interfaces of positive pole and negative pole for connecting same battery, each described electrode interface runs through described first encapsulated layer, circuit layer, second encapsulated layer, an electrode cable be arranged on described circuit layer is comprised between adjacent described electrode interface group, the two ends of described electrode cable connect an electrode interface in adjacent described electrode interface group respectively.
In certain embodiments, described printed circuit board also comprises temperature sensor, temperature lead and temperature monitoring module, described temperature sensor is for measuring the temperature information of battery, and described temperature monitoring module is for the described temperature lead collection by being arranged on described circuit layer and show described temperature information.
In certain embodiments, described printed circuit board also comprises voltage detection module and voltage conductor, described voltage detection module is connected with described electrode interface by the described voltage conductor be arranged on described circuit layer, for measuring the information of voltage of the battery that described electrode interface group connects.
In certain embodiments, described printed circuit board also comprises communication module, described communication module is connected with described temperature monitoring module and voltage detection module respectively, for described temperature information and information of voltage are sent to communication receiver by wired or wireless mode.
In certain embodiments, described printed circuit board also comprises charging socket and charging conductor, described charging socket is for connecting external power source, be connected with described electrode interface by the described charging conductor be arranged on described circuit layer, and be battery charging by the electrode interface group at described electrode interface place.
Second aspect, this application provides a kind of electric power system, and described electric power system comprises: the printed circuit board of above-mentioned first aspect and at least one battery; According to the connected mode of the electrode cable on described printed circuit board, described serial battery is arranged.
In certain embodiments, the temperature sensor on described printed circuit board is arranged on the desired location of described battery.
In certain embodiments, described electric power system also comprises fixture, and described fixture is for being fixed on described printed circuit board by described electrode interface by described battery.
In certain embodiments, described electric power system also comprises shell, and described printed circuit board and battery are as in described shell.
In certain embodiments, described shell also comprises bolster, for cushioning external force, described bolster as on described outer casing inner wall, and respectively with described printed circuit board and battery terminal contact.
The printed circuit board that the application provides and electric power system, be encapsulated in circuit layer between the first encapsulated layer and the second encapsulated layer, avoid aging circuit, ensure that line security.
Accompanying drawing explanation
By reading the detailed description done non-limiting example done with reference to the following drawings, the other features, objects and advantages of the application will become more obvious:
Fig. 1 is the sectional view of the printed circuit board according to the application;
Fig. 2 is the composition structural representation of the electric power system according to the application.
Embodiment
Below in conjunction with drawings and Examples, the application is described in further detail.Be understandable that, specific embodiment described herein is only for explaining related invention, but not the restriction to this invention.It also should be noted that, for convenience of description, in accompanying drawing, illustrate only the part relevant to Invention.
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the application in detail in conjunction with the embodiments.
Fig. 1 shows the sectional view of the printed circuit board 100 of the application.
As shown in Figure 1, printed circuit board 100 comprises the first encapsulated layer 101, circuit layer 102, second encapsulated layer 103 and electrode interface group sequence (comprising multiple electrode interface group 104), wherein, described circuit layer 102 is encapsulated between the first encapsulated layer 101 and the second encapsulated layer 103, described electrode interface group 104 comprises for connecting same battery (namely, lithium battery) positive pole and two electrode interfaces of negative pole, each described electrode interface runs through described first encapsulated layer, circuit layer, second encapsulated layer, an electrode cable be arranged on described circuit layer is comprised between adjacent described electrode interface group, the two ends of described electrode cable connect an electrode interface in adjacent described electrode interface group respectively.Circuit layer can be set to multilayer as required, specifically depending on actual conditions.
Printed circuit board decreases the wiring of lithium battery and the mistake of assembling, and wiring density is high, and volume is little, lightweight, and there is extremely strong durability, the life-span is longer, avoid existing by complexity wiring during wire connection lithium battery and aging phenomenon, improve the space availability ratio of electric automobile; Meanwhile, the cost of printed circuit is lower than the cost of lithium battery wire.
Lithium battery, while having multiple advantage, also has the deficiency of self, and such as, lithium ion battery temperature in electric discharge and charging process is higher, in order to ensure the safety of battery, needs to monitor the temperature of lithium battery.
In some optional implementations of the present embodiment, described printed circuit board also comprises temperature sensor, temperature lead and temperature monitoring module, described temperature sensor is for measuring the temperature information of battery, and described temperature monitoring module is for the described temperature lead collection by being arranged on described circuit layer and show described temperature information.It should be noted that, temperature sensor is upper outside except being arranged on battery electrode, can also be arranged on other positions of battery, specifically be decided according to the actual requirements.
In some optional implementations of the present embodiment, the lithium battery of electric automobile is not single lithium battery, but the lithium battery group of large-scale lithium battery composition, usually, lithium battery has good consistency, but in charging and discharging process, also there will be the situation of minority lithium battery voltage shakiness.Therefore, described printed circuit board also comprises voltage detection module and voltage conductor, described voltage detection module is connected with described electrode interface by the described voltage conductor be arranged on described circuit layer, for measuring the information of voltage of the battery that described electrode interface group connects.
In some optional implementations of the present embodiment, the lithium battery of electric automobile is placed on automobile trunk, automobile chassis or engine and puts together, and its placement location differs, and causes wiring comparatively complicated; And need to monitor the temperature of lithium battery and voltage.Therefore, described printed circuit board also comprises communication module, and described communication module is connected with described temperature monitoring module and voltage detection module respectively, for described temperature information and information of voltage are sent to communication receiver by wired or wireless mode.The communication module of the present embodiment can be wireless communication module, is convenient to Signal transmissions and avoids wiring.
In some optional implementations of the present embodiment, for the ease of charging to lithium battery, need to arrange charging device on a printed circuit board.Therefore, described printed circuit board also comprises charging socket and charging conductor, described charging socket, for connecting external power source, is connected with described electrode interface by the described charging conductor be arranged on described circuit layer, and is battery charging by the electrode interface group at described electrode interface place.External power source can be charging pile and other power supplys, and charging conductor can make to charge to each lithium battery simultaneously, improves charge efficiency.
Fig. 2 shows the composition structural representation of the electric power system 200 of the application.
As shown in Figure 2, electric power system 200 comprises printed circuit board 201 and at least one battery 202 of Fig. 1; In order to obtain very large driving voltage, the lithium battery on electric automobile needs series-fed.Therefore, need, according to the connected mode of the electrode cable on described printed circuit board 201, described serial battery to be arranged.
Printed circuit board 201 comprises n group electrode interface group sequence, correspondence comprises n lithium battery (C1-Cn), Pn-1 strip electrode wire, also comprises charging socket M, temperature monitoring module T, voltage detection module V and communication module IC.In order to reduce wiring, the electrode between lithium battery is alternately arranged, makes electrode cable the shortest.Temperature sensor on described printed circuit board, according to the layout of lithium battery, can be arranged on the desired location of lithium battery.Printed circuit board 201 can also be provided with heat abstractor, as fan etc., when temperature arrives design temperature, battery can be lowered the temperature.
In some optional implementations of the present embodiment, after lithium battery 202 is connected with printed circuit board 201, need lithium battery 202 and printed circuit board 201 to be fixed together, ensure that power supply is stable.Described electric power system also comprises fixture, and described fixture is for being fixed on described printed circuit board by described electrode interface by described battery.The printed circuit board 201 of the present embodiment is by the Electrode connection of electrode interface and lithium battery 202, and accordingly, fixture is used for, by the electrode of lithium battery 202, lithium battery 202 is fixed on printed circuit board 201.
In some optional implementations of the present embodiment, described electric power system also comprises shell, and described printed circuit board and battery are as in described shell.To protect lithium battery 202 and printed circuit board 201, entirety is carried out to lithium battery 202 and printed circuit board 201 simultaneously and fix, be convenient to the maintenance to lithium battery 202 and printed circuit board 201.Shell can be provided with air vent hole, is convenient to lithium battery 202 and lowers the temperature.
In some optional implementations of the present embodiment, described shell also comprises bolster, for cushioning external force, described bolster as on described outer casing inner wall, and respectively with described printed circuit board and battery terminal contact.Bolster can be rubber blanket or insulated spring, can also be that other play the device of cushioning effect.
More than describe and be only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art are to be understood that, invention scope involved in the application, be not limited to the technical scheme of the particular combination of above-mentioned technical characteristic, also should be encompassed in when not departing from described inventive concept, other technical scheme of being carried out combination in any by above-mentioned technical characteristic or its equivalent feature and being formed simultaneously.The technical characteristic that such as, disclosed in above-mentioned feature and the application (but being not limited to) has similar functions is replaced mutually and the technical scheme formed.
Claims (10)
1. a printed circuit board, is characterized in that, described printed circuit board comprises:
First encapsulated layer, circuit layer, the second encapsulated layer and electrode interface group sequence, wherein, described circuit layer is encapsulated between the first encapsulated layer and the second encapsulated layer, described electrode interface group comprises two electrode interfaces of positive pole and negative pole for connecting same battery, each described electrode interface runs through described first encapsulated layer, circuit layer, the second encapsulated layer, comprise an electrode cable be arranged on described circuit layer between adjacent described electrode interface group, the two ends of described electrode cable connect an electrode interface in adjacent described electrode interface group respectively.
2. printed circuit board according to claim 1, it is characterized in that, described printed circuit board also comprises temperature sensor, temperature lead and temperature monitoring module, described temperature sensor is for measuring the temperature information of battery, and described temperature monitoring module is for the described temperature lead collection by being arranged on described circuit layer and show described temperature information.
3. printed circuit board according to claim 2, it is characterized in that, described printed circuit board also comprises voltage detection module and voltage conductor, described voltage detection module is connected with described electrode interface by the described voltage conductor be arranged on described circuit layer, for measuring the information of voltage of the battery that described electrode interface group connects.
4. printed circuit board according to claim 3, it is characterized in that, described printed circuit board also comprises communication module, described communication module is connected with described temperature monitoring module and voltage detection module respectively, for described temperature information and information of voltage are sent to communication receiver by wired or wireless mode.
5. according to the arbitrary described printed circuit board of claim 1-4, it is characterized in that, described printed circuit board also comprises charging socket and charging conductor, described charging socket is for connecting external power source, be connected with described electrode interface by the described charging conductor be arranged on described circuit layer, and be battery charging by the electrode interface group at described electrode interface place.
6. an electric power system, is characterized in that, comprises the arbitrary described printed circuit board of claim 1-5 and at least one battery;
According to the connected mode of the electrode cable on described printed circuit board, described serial battery is arranged.
7. electric power system according to claim 6, is characterized in that, the temperature sensor on described printed circuit board is arranged on the desired location of described battery.
8. electric power system according to claim 6, is characterized in that, described electric power system also comprises fixture, and described fixture is for being fixed on described printed circuit board by described electrode interface by described battery.
9. electric power system according to claim 6, is characterized in that, described electric power system also comprises shell, and described printed circuit board and battery are as in described shell.
10. electric power system according to claim 6, is characterized in that, described shell also comprises bolster, for cushioning external force, described bolster as on described outer casing inner wall, and respectively with described printed circuit board and battery terminal contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610105088.2A CN105578745B (en) | 2015-11-04 | 2016-02-25 | Printed circuit board and power supply system |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2015107396555 | 2015-11-04 | ||
| CN201510739655 | 2015-11-04 | ||
| CN201610105088.2A CN105578745B (en) | 2015-11-04 | 2016-02-25 | Printed circuit board and power supply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105578745A true CN105578745A (en) | 2016-05-11 |
| CN105578745B CN105578745B (en) | 2019-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610105088.2A Active CN105578745B (en) | 2015-11-04 | 2016-02-25 | Printed circuit board and power supply system |
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| CN (1) | CN105578745B (en) |
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| CN104157821A (en) * | 2014-08-12 | 2014-11-19 | 多氟多（焦作）新能源科技有限公司 | Power battery box and printed circuit board (PCB) adapter plate |
| CN204271161U (en) * | 2014-11-21 | 2015-04-15 | 北京长城华冠汽车科技有限公司 | Battery case |
| CN205491445U (en) * | 2015-11-04 | 2016-08-17 | 盐城市惠众新能源科技有限公司 | Printed circuit board and power supply system |
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2016
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Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060227521A1 (en) * | 2005-03-09 | 2006-10-12 | Nam Sang K | Rechargeable battery, printed circuit board therefor, and method of fabricating the same |
| CN101465413A (en) * | 2007-12-17 | 2009-06-24 | 三星Sdi株式会社 | Protective circuit board and battery pack using the same |
| CN201142341Y (en) * | 2007-12-21 | 2008-10-29 | 赵建和 | Electrode switching plate of series battery group |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105578745B (en) | 2019-05-28 |
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Effective date of registration: 20220624 Address after: 224051 No. 258, Ruihe Road, Yancheng City, Jiangsu Province Patentee after: Jiangsu Gaode Rail Transit Technology Co.,Ltd. Address before: No. 666, Yingbin Avenue, Nanyang Economic Zone, Yancheng City, Jiangsu Province, 224045 Patentee before: YANCHENG HUIZHONG NEW ENERGY TECHNOLOGY Co.,Ltd. |
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