CN106058093B - A kind of safety battery packet of adjustable voltage - Google Patents
A kind of safety battery packet of adjustable voltage Download PDFInfo
- Publication number
- CN106058093B CN106058093B CN201610530920.3A CN201610530920A CN106058093B CN 106058093 B CN106058093 B CN 106058093B CN 201610530920 A CN201610530920 A CN 201610530920A CN 106058093 B CN106058093 B CN 106058093B
- Authority
- CN
- China
- Prior art keywords
- battery pack
- battery
- master tape
- binding post
- band
- 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
Links
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
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- 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
-
- 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 relates to automobile power cell fields, more particularly to a kind of safety battery packet of adjustable voltage, including, battery pack in battery pack case and battery pack case, battery pack quantity in the battery pack case is more than two, the battery pack includes, first binding post and the second binding post and battery cell and the safe nickel strap to connecting single batteries at battery pack both ends are set, the adapting rod and transfer block to adjust the battery pack connection type are provided between the adjacent battery pack, the connecting terminal connecting with the battery pack is provided in the battery pack case.The present invention can change the connection structure of internal battery, and so as to adjust rated output voltage, internal connection safety can be good, and voltage output is reliable, can disconnect immediately problem battery cell after accidental short circuit happens, protect entire battery pack.
Description
Technical field
The present invention relates to automobile power cell fields, and in particular to a kind of safety battery packet of adjustable voltage.
Background technique
Electric car has obtained extensive popularization as a kind of new-energy automobile at present, and lithium ion battery has volume
The advantages that small, light-weight, no pollution to the environment, therefore the battery pack of lithium ion battery composition is widely used in electric powered motor
Battery.For Prospect of EVS Powered with Batteries, power battery will have high-energy-density, high-specific-power, long-life, high security four
Aspect requirement, the requirement to battery pack are also in this way, demand of the person to power vehicle that be just able to satisfy Modern consumer in this way.
Currently, the battery pack that automobile generallys use designed voltage rating is assembled into interior use, however different model
The output voltage difference that needs of automobile, cause the production of battery pack to need to be required to form different outputs according to different designs
The battery pack of voltage.In addition, Vehicular dynamic battery short-circuit conditions may occur because of various factors in use at present,
Cause battery pack to be burnt, is all connected together due to the battery in battery pack, after occurring short circuit at one, excessive electric current
It may cause the breaking-up of entire battery pack, so that the safety of battery pack and less economical.
Summary of the invention
The purpose of the present invention is to provide a kind of safety battery of adjustable voltage to solve the problems in background technique
Packet.
Above-mentioned technical purpose of the invention has the technical scheme that
A kind of safety battery packet of adjustable voltage, including, the battery pack in battery pack case and battery pack case is described
More than two, the battery pack includes that first wiring at battery pack both ends is arranged in for battery pack quantity in battery pack case
Column and the second binding post and battery cell and the safe nickel strap to connecting single batteries are set between the adjacent battery pack
It is equipped with the adapting rod and transfer block to adjust the battery pack connection type, is provided in the battery pack case and the electricity
The connecting terminal of pond group connection.
Battery pack is to connect together the different battery pack of multiple groups to reach certain voltage in process of production, general
Logical battery pack rated output voltage after assembling is a definite value, when battery pack needs use other different demands voltages
The case where when, it is necessary to redesign new battery pack, leverage the versatility of battery pack, this programme by battery pack it
Between adapting rod, thus it is possible to vary battery pack connection type switches between series connection and parallel connection, thus reach change rated output electricity
The function of pressure.Battery pack is the aggregate formed in series and parallel by multiple battery cells, when one of monomer is due to unexpected feelings
After short circuit occurs for condition, excessive electric current may damage entire battery pack, and safe nickel strap is arranged, when battery cell short circuit, peace
Full nickel strap can quickly disconnect battery cell, and the short circuit battery monomer at this is disconnected, ensure that remaining battery cell not by
To damage.
Preferably, first binding post includes, the first long contact and first is shorted point;The second binding post packet
It includes, the second long contact and second is shorted point, to cooperate the signaling transfer point of adapting rod.
Preferably, the first long contact is arranged far from the adapting rod, described first is shorted point close to the switching
Bar setting;The second long contact is arranged close to the adapting rod, and described second is shorted point is arranged far from the adapting rod.
Preferably, the adapting rod includes the insulated connecting rod that middle part is arranged in, the conductive bull stick at both ends, institute are set
It states conductive bull stick and is provided with conversion far from lengthening joint and short circuit head, the both ends of the insulated connecting rod are provided at the insulated connecting rod
Extension bar, the conversion extension bar are connected with conductive bull stick.
Preferably, first binding post and the second binding post are provided with to connect the lengthening joint or described short
The notch of connector.
Preferably, the adapting rod is connected by shaft with battery pack case, pass through the position of shaft fixed transfer bar.
Preferably, the transfer block includes conducting rod, it is provided on the conversion extension bar for being fastened with conducting rod
Opening reinforces connection effect.
Preferably, the transfer block further includes collets, the collets are fixed in the shaft, when battery pack is adopted
When taking parallel, the circuit connection in adapting rod can be effectively disconnected.
Preferably, the safe nickel strap includes, multiple on master tape body and master tape body are with bodies, the master tape body and branch
Protection band is provided between band body, the both ends of the protection band are fixed with master tape body and branch band body respectively, and the protection band is most
Small cross sectional areas is less than minimum cross-sectional area of the branch with body and the master tape body.
Battery cell is linked together by branch band body with master tape body respectively, and is set between master tape body and branch band body
Protection band is set, when battery cell short circuit, since the sectional area of protection band is smaller, therefore the promotion of protection band temperature is much larger than master tape
Body and branch band body, therefore protection band will be quickly blown, and the short circuit battery monomer at this is disconnected, and ensure that remaining battery list
Body is not damaged.
Preferably, the minimum thickness of the protection zone is less than the minimum of the master tape bonding pad and branch band connection area
Thickness reduces the sectional area of protection zone by reducing thickness, is conducive to the fracture of protection zone, the protection zone and the master tape
The junction in bonding pad and branch band connection area is provided with circular arc transition zone, and circular arc excessively makes nickel strap in normal work,
Fever is evenly distributed, it is therefore prevented that works normally the case where lower protection zone is broken.
Preferably, being provided with several through-holes in the protection zone, the sectional area of protection zone is reduced by the way that through-hole is arranged,
And porous structure is conducive to the fracture of protection zone.
Preferably, the two sides of the protection zone are provided with recess, the sectional area of protection zone is reduced by the way that recess is arranged,
Be conducive to the fracture of protection zone.
Preferably, the protection band include to connect with master tape body master tape bonding pad, to branch band body be connected
The branch band connection area and the protection zone to protect battery connect, the branch band connection area are welded and fixed with battery cell.
Preferably, being provided with connecting hole in the master tape bonding pad, location hole, the master are provided on the master tape body
It is fixed between band connection area and the master tape body by fastener, connecting hole and location hole.
In conclusion beneficial effects of the present invention:
1. a kind of safety battery packet of adjustable voltage of the present invention can change the connection knot of internal battery
Structure, so as to adjust rated output voltage, so that the usage range of battery pack is wider.
2. a kind of safety battery packet of adjustable voltage of the present invention, internal connection safety can good, voltage output
Reliably, problem battery cell can be disconnected immediately, entire battery pack is protected after accidental short circuit happens.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Fig. 2 is the structural schematic diagram of adjacent cell group and adapting rod in the present invention;
Fig. 3 is the structural schematic diagram of adapting rod in the present invention;
Fig. 4 is the schematic diagram that battery pack connection type of the present invention is adjusted;
Fig. 5 is the structural schematic diagram of battery cell and safe nickel strap in the present invention;
Fig. 6 is structural schematic diagram of the branch with body and protection band in the present invention;
Fig. 7 is the connection schematic diagram of protection band and master tape body in the present invention.
Specific embodiment
Following specific embodiments are only explanation of the invention, are not limitation of the present invention, art technology
Personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as
All by the protection of Patent Law in scope of the presently claimed invention.
With embodiment, the present invention is described in detail with reference to the accompanying drawing.
Embodiment 1:
According to FIG. 1 to FIG. 6, a kind of safety battery packet of adjustable voltage, including, battery pack case 1 and battery pack
Battery pack 2 in shell 1, more than two, battery pack 2 includes being arranged in battery for 2 quantity of battery pack in battery pack case 1
First binding post 21 and the second binding post 22 and battery cell 5 at 2 both ends of group and the safe nickel strap to connecting single batteries 5
6, the adapting rod 3 and transfer block 4 to 2 connection type of regulating cell group, battery pack case are provided between adjacent battery pack 2
The connecting terminal 11 connecting with battery pack 2 is provided in 1.
First binding post 21 includes that the first long contact 211 and first is shorted point 212;Second binding post 22 includes that second is long
Contact 221 and second is shorted point 222, and the first long contact 211 is arranged far from adapting rod 3, and first is shorted point 212 close to adapting rod 3
Setting;Second long contact 221 is arranged close to adapting rod 3, and second is shorted point 222 is arranged far from adapting rod 3.
Adapting rod 3 includes the insulated connecting rod 31 that middle part is arranged in, and the conductive bull stick 32 at both ends, conductive bull stick 32 is arranged in
Far from lengthening joint 33 and short circuit head 34 is provided at insulated connecting rod 31, the both ends of insulated connecting rod 31 are provided with conversion extension bar 35, turn
Changing-over bar 35 is connected with conductive bull stick 32, and the first binding post 21 and the second binding post 22 are provided with to connect lengthening joint 33
Or the notch 23 of short circuit head 34, transfer block 4 include conducting rod 41, convert and are provided on extension bar 35 for fastening with conducting rod 41
Opening 351, transfer block 4 further includes collets 42, and collets 42 are fixed in shaft 36.
According to Fig.4, the mode that voltage is adjusted are as follows: when the series connection of adjacent left and right battery pack 2, control adapting rod 3, will turn
The lengthening joint 33 at 3 both ends of extension bar is respectively connected in the notch 23 of the second long contact 221 of left cell group 2 and the right battery pack 2
The first long contact 211 notch 23 in, 34 sky of short circuit head connects, conversion extension bar 35 and conducting rod 41 connect, become adapting rod 3
Conduction state;When adjacent cell group parallel connection, adapting rod 3 is controlled, by the access of the short circuit head 34 right side electricity of 3 upper end of adapting rod in figure
In the notch 23 of the long contact 211 of the first of pond group 2, the lengthening joint 33 of 3 upper end of adapting rod in figure will be accessed left side battery pack 2
First is shorted in the notch 23 of point 212, and the first length of the access of short circuit head 34 the right battery pack 2 of 3 lower end of adapting rod in figure is connect
In the notch 23 of point 211, the lengthening joint 33 of 3 lower end of adapting rod in figure is accessed into the second of left cell group 2 slot for being shorted point 222
In mouth 23, conversion extension bar 35 is transferred to the both ends of collets 42, so that adapting rod 3 becomes off state.
Safe nickel strap 6 includes, multiple band bodies 62 on master tape body 61 and master tape body 61, master tape body 61 and branch band body 62 it
Between be provided with protection band 63, the both ends of protection band 63 are welded and fixed with master tape body 61 and branch band body 62 respectively, and protection band 63 includes
To connect with master tape body 61 master tape bonding pad 631, to the branch band connection area 632 that is connected with branch with body 62 and to protect
The protection zone 633 of battery is protected, branch band connection area 632 is welded and fixed with battery cell 5, and the minimum cross-sectional area of protection band 63 is less than
Minimum cross-sectional area of the branch with body 62 and master tape body 61, concrete mode are that the minimum thickness of protection zone 633 is less than master tape bonding pad
631 and branch band connection area 632 minimum thickness, reduce the sectional area of protection zone 633 by reducing thickness, be conducive to protection zone
The junction in 633 fracture, protection zone 633 and master tape bonding pad 631 and branch band connection area 632 is provided with circular arc transition zone, circle
Arc excessively makes nickel strap in normal work, and fever is evenly distributed, it is therefore prevented that works normally lower protection zone 633 and the feelings being broken occurs
Condition.
Embodiment 2:
With above-described embodiment 1 the difference is that, according to Fig.7, connecting hole is provided in master tape bonding pad 631
6311, location hole 611 is provided on master tape body 61, passes through fastener 64, connecting hole between master tape bonding pad 631 and master tape body 61
6311 and location hole 611 it is fixed, branch band connection area 32 is welded and fixed with battery cell 5, which allows battery cell single
It is solely disassembled, after single battery cell damage, can be convenient replacement battery cell.
Embodiment 3:
The difference is that, it is provided with several through-holes in protection zone 33 with above-described embodiment 1 or 2, is subtracted by the way that through-hole is arranged
The small sectional area of protection zone, and porous structure is conducive to the fracture of protection zone 33.
Embodiment 4:
The difference is that, the two sides of protection zone 33 are provided with recess with above-described embodiment 1 or 2, are subtracted by the way that recess is arranged
The small sectional area of protection zone 33, is conducive to the fracture of protection zone 33.
Claims (2)
1. a kind of safety battery packet of adjustable voltage, including, the battery pack in battery pack case (1) and battery pack case (1)
(2), which is characterized in that battery pack (2) quantity in the battery pack case (1) is in more than two, battery pack (2) packet
It includes, is arranged in first binding post (21) and the second binding post (22) and battery cell (5) at battery pack (2) both ends and to even
The safe nickel strap (6) of battery cell (5) is connect, is provided between the adjacent battery pack (2) to adjust the battery pack (2)
The adapting rod (3) and transfer block (4) of connection type are provided in the battery pack case (1) and to connect with the battery pack (2)
Connecting terminal (11);
First binding post (21) includes that the first long contact (211) and first is shorted point (212);Second binding post
It (22) include that the second long contact (221) and second is shorted point (222);
The first long contact (211) is arranged far from the adapting rod (3), and described first is shorted point (212) close to the switching
Bar (3) setting;The second long contact (221) is arranged close to the adapting rod (3), and described second is shorted point (222) far from institute
State adapting rod (3) setting;
The adapting rod (3) includes the insulated connecting rod (31) that middle part is arranged in, and the conductive bull stick (32) at both ends is arranged in, described
Conductive bull stick (32) is provided with lengthening joint (33) and short circuit head (34), the insulated connecting rod at separate the insulated connecting rod (31)
(31) both ends are provided with conversion extension bar (35), and the conversion extension bar (35) is connected with conductive bull stick (32);
First binding post (21) and the second binding post (22) are provided with to connect the lengthening joint (33) or described short
The notch (23) of connector (34);
The transfer block (4) includes conducting rod (41), is provided on the conversion extension bar (35) for fastening with conducting rod (41)
Opening (351);
The transfer block (4) further includes collets (42), and the collets (42) are fixed on shaft (36);
The safe nickel strap (6) includes multiple bands body (62) on master tape body (61) and master tape body (61), the master tape body
(61) branch band body (62) between be provided with protection band (63), the both ends of the protection band (63) respectively with master tape body (61) and branch
Band body (62) is fixed, and the minimum cross-sectional area of the protection band (63) is less than the branch with body (62) and the master tape body (61)
Minimum cross-sectional area;
The protection band (63) include to connect with master tape body (61) master tape bonding pad (631), to branch band body (62)
The branch band connection area (632) and the protection zone (633) to protect battery being connected, branch band connection area (632) and battery
Monomer (5) is welded and fixed;
The minimum thickness of the protection zone (633) is less than the master tape bonding pad (631) and branch band connection area (632) most
Small thickness;
Several through-holes or recess are provided in the protection zone (633).
2. a kind of safety battery packet of adjustable voltage according to claim 1, which is characterized in that the master tape bonding pad
(631) it is provided with connecting hole (6311), is provided with location hole (611) on the master tape body (61), the master tape bonding pad in
(631) fixed by fastener (64), connecting hole (6311) and location hole (611) between the master tape body (61).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610530920.3A CN106058093B (en) | 2016-07-07 | 2016-07-07 | A kind of safety battery packet of adjustable voltage |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610530920.3A CN106058093B (en) | 2016-07-07 | 2016-07-07 | A kind of safety battery packet of adjustable voltage |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106058093A CN106058093A (en) | 2016-10-26 |
CN106058093B true CN106058093B (en) | 2019-01-01 |
Family
ID=57184929
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610530920.3A Expired - Fee Related CN106058093B (en) | 2016-07-07 | 2016-07-07 | A kind of safety battery packet of adjustable voltage |
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CN (1) | CN106058093B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109638210B (en) * | 2019-01-18 | 2024-04-16 | 黄银山 | Series-parallel converter for storage battery pack |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20120114308A (en) * | 2011-01-25 | 2012-10-16 | 파나소닉 주식회사 | Battery module and battery assembly for use therein |
JP2016091959A (en) * | 2014-11-10 | 2016-05-23 | トヨタ自動車株式会社 | Battery pack |
CN206059456U (en) * | 2016-07-07 | 2017-03-29 | 浙江杜氏新能源科技有限公司 | A kind of safety battery bag of adjustable voltage |
-
2016
- 2016-07-07 CN CN201610530920.3A patent/CN106058093B/en not_active Expired - Fee Related
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Publication number | Publication date |
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CN106058093A (en) | 2016-10-26 |
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