CN207381994U - Twin-core module samples the sampling charging circuit of harness and on-vehicle battery - Google Patents
Twin-core module samples the sampling charging circuit of harness and on-vehicle battery Download PDFInfo
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- CN207381994U CN207381994U CN201720896898.4U CN201720896898U CN207381994U CN 207381994 U CN207381994 U CN 207381994U CN 201720896898 U CN201720896898 U CN 201720896898U CN 207381994 U CN207381994 U CN 207381994U
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- battery
- cored wire
- sampling
- wire beam
- balanced
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The utility model is suitable for on-vehicle battery detection field, provides the sampling charging circuit of a kind of twin-core module sampling harness and on-vehicle battery, and twin-core module sampling harness includes：Sample cored wire beam and balanced cored wire beam, wherein sampling cored wire beam is connected to one end of battery by resettable fuse, sampling cored wire beam is used to gather the potential of battery one end, the potential of the sampling cored wire beam acquisition based on two output terminal of battery, determines the voltage of battery；Balanced cored wire beam is connected directly to one end of battery, and the charge tunnel that the balanced cored wire beam based on two output terminal of battery provides charges to battery.By sample cored wire beam gather the potential of each battery, it is described sampling cored wire beam be connected by resettable fuse with battery, therefore, it is possible to prevente effectively from voltage sample harness forms battery short circuit hidden danger, the charge tunnel provided by balanced cored wire beam is individually charged for each battery, it is possible to prevente effectively from battery charges the problem of uneven.
Description
Technical field
The utility model belongs to on-vehicle battery detection field more particularly to a kind of twin-core module sampling harness and on-vehicle battery
Sampling charging circuit.
Background technology
The existing vehicle-mounted energy-storage system generally use lithium ion battery of electric vehicle is as power battery, due to lithium-ion electric
Pond energy is larger, and stability is poor, thus needs reliable battery management system, and management is monitored to lithium ion battery, is protected
The safety and normal use of lithium ion battery are demonstrate,proved, therefore to have become lithium-ion battery systems indispensable for battery management system
Important component.
Effective monitoring management is implemented to lithium battery, it is necessary to the voltage, electric current and temperature of battery are effectively detected,
The voltage detecting mode of the prior art has the inspection for sampling harness and being connected to battery management system for the positive and negative anodes of each battery
Module is surveyed, however, existing sampling harness also brings security risk, by battery management system detection module and samples harness
Connector generates heat, and connector mechanical performance is fragile, undesirable if there is patching quality, easily causes battery linear by sampling
Into short-circuit loop, harness is caused to burn or even causes security incident, patent CN201520918283.8 propose sampling harness and
One protector is set between battery, and such as thermistor and fuse, thermistor and fuse electric current feasible value are very small, show
The harness for being so mounted with thermistor and fuse is it is difficult to take the function of equalizaing charge.
Utility model content
The utility model embodiment provides a kind of twin-core module sampling harness, it is intended to it is short to eliminate voltage sample line formation battery
The hidden danger of road loop while the access that equalizaing charge is provided for battery.
The utility model is realized in this way a kind of twin-core module sampling harness, the twin-core module sampling harness includes：
Cored wire beam and balanced cored wire beam are sampled, wherein
The sampling cored wire beam is connected to one end of battery by resettable fuse, and the sampling cored wire beam is used to adopt
The potential of set battery core one end, the potential gathered based on the sampling cored wire beam of two output terminal of battery determine the battery
Voltage；
The equilibrium cored wire beam is connected directly to one end of battery, the equilibrium based on two output terminal of battery
The charge tunnel that cored wire beam provides charges to the battery.
Further, the sampling cored wire beam is to be connected to battery management system detection mould by sampling module connector
Block, so that the potential that battery management system detection module is gathered based on the sampling cored wire beam of two output terminal of battery determines institute
State the voltage of battery；
The equilibrium cored wire beam is to be connected to charger by balanced module connector, so that the charger is based on battery
The charge tunnel that the balanced cored wire beam of two output terminal of core provides individually charges to each battery；
The sampling module connector and balanced module connector are respectively to sample cored wire beam and balanced cored wire beam to provide electricity
Connect road.
Further, when the on-vehicle battery is N number of series-connected cell core, the twin-core module sampling harness is N+1 items,
Wherein,
One end that cored wire beam is sampled described in N+1 items is respectively connected to N number of be connected in series electricity by N+1 resettable fuse
The N+1 output terminal of Chi Xin, the resettable fuse connect one to one with sampling cored wire beam, and cored wire is sampled described in N+1 items
The other end of beam is connected to the battery management system detection module, the sampling module by the sampling module connector
It is equipped with N+1 or more on connector to electrically connect, so that the battery management system detection module is based on each battery two
The potential of the sampling cored wire beam acquisition of output terminal determines the voltage of each battery；
One end of balanced cored wire beam is connected to N+1 output terminal of N number of series connected battery core, the N+1 described in N+1 items
The other end of balanced cored wire beam described in item is connected to charger by balanced module connector, on the equilibrium module connector
It is equipped with N+1 or more to electrically connect, so that balanced cored wire beam of the charger based on each two output terminal of battery provides
Charge tunnel, charge to each battery.
The utility model also provides the circuit that a kind of on-vehicle battery sampling is charged, and the on-vehicle battery is connected in series to be N number of
Battery, the circuit includes：
N+1 twin-core module sampling harness, N+1 resettable fuse and sampling module connector, balanced module patch
Part；
Wherein, N+1 twin-core module sampling harness includes N+1 items sampling cored wire beam and N+1 item equilibrium cored wire beams,
Cored wire beam is sampled described in N+1 items and passes through the N+1 with N number of series-connected cell core respectively of resettable fuse described in N+1 items
A output terminal connection, the resettable fuse connect one to one with the sampling cored wire beam, and cored wire beam is sampled described in N+1 items
The other end be connected with the sampling module connector, described sample is equipped with the electricity of N+1 or more on module connector and connects
Passage；
One end of balanced cored wire beam is connected with N+1 output terminal of N number of series-connected cell core described in N+1 items, the N+1 items institute
The other end for stating balanced cored wire beam is connected with the balanced module connector, and N+1 is equipped on the equilibrium module connector
A above electrically connects；
The sampling module connector is for connecting battery management system detection module, so that the battery management system is examined
The potential of sampling cored wire beam acquisition of the module based on each two output terminal of battery is surveyed, determines the voltage of each battery；
The equilibrium module connector is for connecting charger, so that the charger is based on each two output terminal of battery
Each battery charges the charge tunnel that the equilibrium cored wire beam provides respectively.
The utility model embodiment by sample cored wire beam gather the potential of each battery, it is described sampling cored wire beam lead to
It crosses resettable fuse to be connected with battery, therefore, it is possible to prevente effectively from voltage sample harness forms battery short circuit hidden danger, pass through
The charge tunnel that balanced cored wire beam provides individually is charged for each battery, uneven ask it is possible to prevente effectively from battery charges
Topic, in addition, battery management system need not be disconnected during equalizaing charge.
Description of the drawings
Fig. 1 is the electric connection structure schematic diagram that the twin-core module that the utility model embodiment provides samples harness；
Fig. 2 is that the on-vehicle battery that harness is sampled based on twin-core module that the utility model embodiment provides samples charging circuit
Structure diagram；
1. battery, 2. resettable fuses, 3. sampling cored wire beams, 4. balanced cored wire beams, 5. sampling module connectors, 6.
Balanced module connector, 7. battery management system detection modules, 8. chargers.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Fig. 1 is the electric connection structure schematic diagram that the twin-core module that the utility model embodiment provides samples harness, in order to just
In explanation, only show and the relevant part of the utility model embodiment.
The utility model embodiment provides a kind of twin-core module sampling harness, and twin-core sampling harness includes：Sample cored wire
Beam 3 and balanced cored wire beam 4, wherein, sampling cored wire beam 4 is connected to one end of battery 1 by resettable fuse 2, samples core
Harness 4 is used to gather the potential of 1 one end of battery, and electricity is gathered by the sampling cored wire beam 3 being connected with 1 liang of output terminal of battery
The potential of 1 liang of output terminal of pond core, so that it is determined that the voltage of battery 1, balanced cored wire beam 4 is connected directly to one end of battery 1,
It is the charge tunnel that battery 1 provides by the balanced cored wire beam 4 connected with 1 liang of output terminal of battery, based on the charge tunnel
It charges to the battery 1.In the utility model embodiment, two output terminals of battery 1 are specifically referring to battery 1 just
Extreme and negative pole end.
The utility model embodiment gathers the potential of each battery 1, the sampling cored wire beam 4 by sampling cored wire beam 3
It is to be connected by resettable fuse 2 with one end of battery 1, therefore, when gathering 1 voltage of battery, it is possible to prevente effectively from
Voltage sample harness 3 forms battery short circuit hidden danger, and the charge tunnel provided by balanced cored wire beam 4 carries out list for each battery 1
It solely charges, it is possible to prevente effectively from battery 1 charges the problem of unevenness, in addition, battery need not be disconnected during equalizaing charge
Management system.
In another embodiment of the utility model, which is to be connected to battery by sampling module connector 5
System detectio module 7 is managed, so that sampling cored wire beam 3 of the battery management system detection module 7 based on 1 liang of output terminal of battery is adopted
The potential of collection, to determine the voltage of the battery 1, sampling module connector 5 is provided for sampling cored wire beam 3 and electrically connected；It is balanced
Cored wire beam 4 is to be connected to charger 8 by balanced module connector 6, so that charger 8 is based on the equal of 1 liang of output terminal of battery
The charge tunnel that weighing apparatus cored wire beam 4 provides individually charges to each battery 1, and balanced module connector 6 is that balanced cored wire beam 4 carries
Electrolysis passage；
It is illustrated during using on-vehicle battery as N number of series-connected cell core 1, it is necessary to N+1 twin-core module sampling harness, wherein, N
One end of+1 sampling cored wire beam 3 is respectively connected to the N+1 of N number of series connected battery core 1 by N+1 resettable fuse 2
A output terminal, resettable fuse 2 connect one to one with sampling cored wire beam 3, and the other end of N+1 items sampling cored wire beam 3 is logical
Over-sampling module connector 5 is connected to battery management system detection module 7, and N+1 or more is equipped on sampling module connector 5
Electrically connect so that battery management system detects sampling cored wire beam 3 acquisition of 7 pieces of the mould based on each 1 liang of output terminal of battery
Potential determines the voltage of each battery 1；One end of N+1 item equilibrium cored wires beam 4 is connected to the N+ of N number of series connected battery core 1
1 output terminal, the other end of N+1 item equilibrium cored wires beam 4 are connected to charger 8, balanced module by balanced module connector 6
Connector 6 is equipped with N+1 or more and electrically connects, so that balanced cored wire beam of the charger 8 based on each 1 liang of output terminal of battery
4 charge tunnels provided, charge to each battery 1,
In the utility model embodiment, since each batteries 1 of N are connected in series, the negative pole end and second of first battery 1
The positive terminal of a battery 1 totally one output terminal, similarly, anode totally one output of second negative pole end and the 3rd battery 1
End, and so on, N number of battery 1 being connected in series includes N+1 output terminal or therefore first battery 1 be just
Extremely with the negative pole end of second battery 1 totally first output terminal, similarly, the cathode of second positive terminal and the 3rd battery
Totally second output terminal is held, and so on, N number of battery 1 being connected in series includes N-1 shared output terminals and positioned at first
A battery 1 and two individual output terminals of the last one 1 side of battery, i.e. N+1 output terminal.
Sampling cored wire beam 3 and balanced cored wire beam 4 in the utility model embodiment are by sampling module connector 5 respectively
It is electrically connected with balanced module connector 6 with battery management system detection module 7 and charger 8 so that electrical connection simply has
Sequence is conducive to later maintenance.
Fig. 2 is that the on-vehicle battery that harness is sampled based on twin-core module that the utility model embodiment provides samples charging circuit
Structure diagram, for convenience of description, only show and the relevant part of the utility model embodiment.
In the utility model embodiment, on-vehicle battery is N number of battery 1 being connected in series, which includes：
N+1 twin-core module sampling harness, N+1 resettable fuse 2 and sampling module connector 5, balanced module connect
Plug-in unit 6；Wherein, N+1 twin-core module sampling harness includes N+1 items sampling cored wire beam 3 and N+1 item equilibrium cored wires beam 4,
N+1 items sampling cored wire beam 3 passes through the N+1 output with N number of series-connected cell core 1 respectively of N+1 resettable fuse 2
End connection, resettable fuse 2 connect one to one with sampling 3 beam of cored wire, and the other end of N+1 items sampling cored wire beam 3 is with adopting
Original mold group connector 5 connects, and N+1 or more is equipped on sampling module connector 5 and is electrically connected；
One end of N+1 item equilibrium cored wires beam 4 is connected with N+1 output terminal of N number of series-connected cell core 1, N+1 item equilibrium cored wires
The other end of beam 4 is connected with balanced module connector 6, and N+1 or more is equipped on balanced module connector 6 and is electrically connected
Road；
Sampling module connector 5 is for connecting battery management system detection module 7, so that battery management system detection module
The potential of 73 acquisitions of sampling cored wire beam based on each 1 liang of output terminal of battery determines the voltage of each battery 1；Balanced module
Connector 6 is for connecting charger 8, so that the balanced cored wire beam 4 of the charger 8 based on each 1 liang of output terminal of battery provides
Charge tunnel each battery 1 charges respectively.
In the utility model embodiment, since each batteries 1 of N are connected in series, the negative pole end and second of first battery 1
The positive terminal of a battery 1 totally one output terminal, similarly, anode totally one output of second negative pole end and the 3rd battery 1
End, and so on, N number of battery 1 being connected in series includes N+1 output terminal or therefore first battery 1 be just
Extremely with the negative pole end of second battery 1 totally first output terminal, similarly, second positive terminal and the 3rd battery 1 it is negative
Extremely totally second output terminal, and so on, N number of battery being connected in series includes N-1 shared output terminals and positioned at the
One battery 1 and two individual output terminals of the last one 1 side of battery, i.e. N+1 output terminal.
The utility model embodiment by the sampling cored wire beam 3 in battery sampling circuit be by resettable fuse 2 with
One end connection of battery 1, therefore when gathering 1 voltage of battery by the sampling cored wire beam 3 of 1 liang of output terminal of battery, can be with
Voltage sample harness 3 is effectively avoided to form battery short circuit hidden danger, charging circuit is the charge tunnel provided by balanced cored wire beam 4
It is individually charged for each battery 1, it is possible to prevente effectively from battery 1 charges the problem of unevenness, in addition, in equalizaing charge process
In without disconnecting battery management system, meanwhile, sampling cored wire beam 3 and balanced cored wire beam 4 are patched by sampling module respectively
Part 5 and balanced module connector 6 are electrically connected with battery management system detection module 7 and charger 8 so that electrical connection is simple
In order, later maintenance is conducive to.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (4)
1. a kind of twin-core module samples harness, which is characterized in that the twin-core module sampling harness includes：Sample cored wire beam and
Weigh cored wire beam, wherein
The sampling cored wire beam is connected to one end of battery by resettable fuse, and the sampling cored wire beam is used to gather electricity
The potential of Chi Xin one end, the potential of the sampling cored wire beam acquisition based on two output terminal of battery, determines the battery
Voltage；
The equilibrium cored wire beam is connected directly to one end of battery, the balanced cored wire based on two output terminal of battery
The charge tunnel that beam provides, charges to the battery.
2. twin-core module as described in claim 1 samples harness, which is characterized in that the sampling cored wire beam is by sampling mould
Group connector is connected to battery management system detection module, so that battery management system detection module is based on two output terminal of battery
The potential of sampling cored wire beam acquisition determine the voltage of the battery；
The equilibrium cored wire beam is to be connected to charger by balanced module connector, so that the charger is based on battery two
The charge tunnel that the balanced cored wire beam of output terminal provides individually charges to each battery；
The sampling module connector and the balanced module connector are respectively the sampling cored wire beam and the balanced cored wire
Beam offer electrically connects.
3. twin-core module as claimed in claim 2 samples harness, which is characterized in that when on-vehicle battery is N number of series-connected cell core
When, the twin-core module sampling harness is N+1 items, wherein,
One end that cored wire beam is sampled described in N+1 items is respectively connected to N number of series connected battery core by N+1 resettable fuse
N+1 output terminal, the resettable fuse with it is described sampling cored wire beam connect one to one, sample cored wire described in N+1 items
The other end of beam is connected to the battery management system detection module, the sampling module by the sampling module connector
It is equipped with N+1 or more on connector to electrically connect, so that the battery management system detection module is based on each battery two
The potential of the sampling cored wire beam acquisition of output terminal determines the voltage of each battery；
One end of balanced cored wire beam described in N+1 items is connected to N+1 output terminal of N number of series connected battery core, equal described in N+1 items
The other end of weighing apparatus cored wire beam is connected to charger by the balanced module connector, is all provided on the equilibrium module connector
There is N+1 or more to electrically connect, so that filling of providing of balanced cored wire beam of the charger based on each two output terminal of battery
Electric channel charges to each battery.
4. a kind of sampling charging circuit of the on-vehicle battery based on twin-core module sampling harness, the on-vehicle battery is N number of series connection
The battery of connection, which is characterized in that the circuit includes：
N+1 twin-core module sampling harness, N+1 resettable fuse and sampling module connector, balanced module connector；
Wherein, N+1 twin-core module sampling harness includes N+1 items sampling cored wire beam and N+1 item equilibrium cored wire beams,
It is defeated with the N+1 of N number of series-connected cell core respectively by resettable fuse described in N+1 items that cored wire beam is sampled described in N+1 items
Outlet connects, and the resettable fuse connects one to one with the sampling cored wire beam, and the another of cored wire beam is sampled described in N+1 items
One end be connected with the sampling module connector, and described sample is equipped with N+1 or more on module connector and electrically connects；
One end of balanced cored wire beam is connected with N+1 output terminal of N number of series-connected cell core described in N+1 items, balanced core described in N+1 items
The other end of harness is connected with the balanced module connector, and N+1 or more is equipped on the equilibrium module connector
It electrically connects；
The sampling module connector is for connecting battery management system detection module, so that the battery management system detects mould
The potential of sampling cored wire beam acquisition of the block based on each two output terminal of battery determines the voltage of each battery；
The equilibrium module connector is for connecting charger, so that the charger is based on described in each two output terminal of battery
Each battery charges the charge tunnel that balanced cored wire beam provides respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896898.4U CN207381994U (en) | 2017-07-24 | 2017-07-24 | Twin-core module samples the sampling charging circuit of harness and on-vehicle battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720896898.4U CN207381994U (en) | 2017-07-24 | 2017-07-24 | Twin-core module samples the sampling charging circuit of harness and on-vehicle battery |
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| Publication Number | Publication Date |
|---|---|
| CN207381994U true CN207381994U (en) | 2018-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720896898.4U Expired - Fee Related CN207381994U (en) | 2017-07-24 | 2017-07-24 | Twin-core module samples the sampling charging circuit of harness and on-vehicle battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453424A (en) * | 2017-07-24 | 2017-12-08 | 江西优特汽车技术有限公司 | Twin-core module samples the sampling charging circuit of wire harness and on-vehicle battery |
-
2017
- 2017-07-24 CN CN201720896898.4U patent/CN207381994U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453424A (en) * | 2017-07-24 | 2017-12-08 | 江西优特汽车技术有限公司 | Twin-core module samples the sampling charging circuit of wire harness and on-vehicle battery |
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| GR01 | Patent grant | ||
| 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: 20180518 Termination date: 20210724 |