CN207263897U - Detection device and system - Google Patents

Detection device and system Download PDF

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Publication number
CN207263897U
CN207263897U CN201721239099.6U CN201721239099U CN207263897U CN 207263897 U CN207263897 U CN 207263897U CN 201721239099 U CN201721239099 U CN 201721239099U CN 207263897 U CN207263897 U CN 207263897U
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China
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signal
test board
battery
control component
detection unit
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CN201721239099.6U
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南金瑞
姜新路
刘志超
杨志磊
罗恒
王榘
林建民
米广东
韩留义
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Beijing National Battery Technology Co Ltd
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Beijing National Battery Technology Co Ltd
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Abstract

The utility model provides detection device and system, is related to battery technology field, wherein, which includes:Host computer, from control component and test board, wherein, it is electrically connected from control component and test board, and, from control component and test board with upper mechatronics, in the detection device, host computer is used to generate monitoring signals after external trigger is received, and, monitoring signals are also sent to from control component by host computer, afterwards, it is used to test battery after monitoring signals are received from control component, and, test board is sent to from control component by the parameter signal that test obtains, afterwards, test board is used for the test result that battery is generated according to parameter signal, and, test result is sent to host computer to be shown, every performance of battery by above-mentioned detection process effective guarantee.

Description

Detection device and system
Technical field
It the utility model is related to battery technology field, more particularly to detection device and system.
Background technology
With the development of economic level and the progress of science and technology, more and more fields use new energy to be supplied for the energy Give, maximumlly to save the energy and reduce environmental pollution.Now the new energy that generally uses include as solar energy, geothermal energy, Wind energy, ocean energy, biomass energy and nuclear fusion energy etc..
In these cases, battery is employed as a kind of energy body of transition (for example, solar energy is converted into electric energy) More and more extensive, for example, utilization of the battery on electric automobile, electric automobile not only needs the energy that consumes larger, Er Qiexu The supply time of energy is wanted also to grow, due to, electric automobile is to obtain the power of advance by the electric energy for the battery being equipped with, this Require its battery quality qualification being equipped with and performance is stablized.And used battery leads in addition to powering body in itself now Corresponding battery management system BMS (English full name is BATTERY MANAGEMENT SYSTEM) is often further equipped with, by it by electricity Pond is attached with user terminal, so that the utilization rate of battery is improved, moreover, being additionally provided with battery management system for monitoring Battery status from control component.
But at present during the industrialization production of battery, due to the shadow of the various factors such as production technology, Material Processing Ring, for example, the solder skip occurred during soldered circuit board, rosin joint, the radiating element and heater element of component damage and auxiliary go out The now mistake such as abnormal, can all cause the unqualified from control part quality of production, and then seriously affect the performance of battery.
To sum up, the problem of can not being protected on the performance of battery at present, it there is no effective solution.
Utility model content
In view of this, the purpose of the utility model embodiment is the provision of detection device and system, by host computer, from The setting of component and test board etc. is controlled, improves the monitoring dynamics to battery items performance.
In a first aspect, the utility model embodiment provides detection device, including:Host computer, from control component and test board, Wherein, from control component and test board be electrically connected, and, from control component and test board with upper mechatronics;
Host computer, for generating monitoring signals after external trigger is received, and, monitoring signals are sent to from control portion Part;
From component is controlled, for being tested after monitoring signals are received battery, and, the parameter signal that test is obtained It is sent to test board;
Test board, for according to parameter signal generate battery test result, and, by test result be sent to host computer into Row display.
With reference to first aspect, the utility model embodiment provides the first possible embodiment of first aspect, its In, include from control component:Voltage detection unit, and, voltage detection unit is electrically connected with test board;
Voltage detection unit, for gathering the real-time voltage value of battery, and, real-time voltage value is changed into voltage signal hair Give test board;
Test board, for judging whether the corresponding numerical value of voltage signal exceedes voltage threshold, and, it is judged as YES when above-mentioned When, voltage fault signal is generated, and voltage fault signal is sent to host computer.
The possible embodiment of with reference to first aspect the first, the utility model embodiment provide the of first aspect Two kinds of possible embodiments, wherein, further included from control component:Temperature detecting unit, and, temperature detecting unit and test board electricity Connection;
Temperature detecting unit, for gathering the real-time temperature values of battery, and, real-time temperature values are changed into temperature signal hair Give test board;
Test board, for judging whether the corresponding numerical value of temperature signal exceedes temperature threshold values, and, it is judged as YES when above-mentioned When, temperature anomaly signal is generated, and temperature anomaly signal is sent to host computer.
The possible embodiment of with reference to first aspect the first, the utility model embodiment provide the of first aspect Three kinds of possible embodiments, wherein, further included from control component:Balanced detection unit, and, balanced detection unit and test board electricity Connection;
Balanced detection unit, for gathering the real-time current value of battery after sending pressure equalizing signal to battery, and, will be real When current value change into current signal and be sent to test board;
Test board, for judging whether current signal is balanced, when judging result is no, generates balanced fault-signal, and Balanced fault-signal is sent to host computer.
Second of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect Four kinds of possible embodiments, wherein, further included from control component:Heat control detection unit, and, heat control detection unit with Test board is electrically connected;
Test board, is additionally operable to when the corresponding numerical value of temperature signal exceedes temperature threshold values, generates radiated signal, and, when When the corresponding numerical value of temperature signal exceedes temperature threshold values, heating signal is generated;
Heat controls detection unit, for after radiated signal is received, control radiator fan to radiate;
Heat controls detection unit, is additionally operable to after heating signal is received, and control heating component is heated.
With reference to first aspect, the utility model embodiment provides the 5th kind of possible embodiment of first aspect, its In, pass through CAN bus and upper mechatronics from control component and test board.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect Six kinds of possible embodiments, wherein, further included from control component:Bus detecting unit, and, bus detecting unit and test board electricity Connection;
Bus detecting unit, for gathering the numbering of CAN bus respectively by input/output port;
Test board, it is whether consistent with numbering for the corresponding bus ID of alignment parameters signal, and, when comparison result is inconsistent When the corresponding functional circuit of critical parameter signal it is abnormal.
The 5th kind of possible embodiment with reference to first aspect, the utility model embodiment provide the of first aspect Seven kinds of possible embodiments, wherein, further included from control component:Communication detection unit, and, communication detection unit and test board electricity Connection;
Communication detection unit, for sending connection debugging signal to test board;
Test board, for generating successful connection signal after connection debugging signal is received;Adjusted when failing to receive to connect Connection failure signal is generated after trial signal.
Second aspect, the utility model embodiment provide detecting system, including:Battery and above-mentioned detection device;
Battery is electrically connected with detection device;
Detection device, for testing battery, and the parameter signal obtained to test is handled.
With reference to second aspect, the utility model embodiment provides the first possible embodiment of second aspect, its In, battery is lithium iron phosphate dynamic battery.
The detection device and system that the utility model embodiment provides, wherein, which includes:Host computer, from control Component and test board, wherein, it is electrically connected from control component and test board, also, be electrically connected from control component and test board with host computer Connect, in use, host computer is used to generate monitoring signals after external trigger is received, also, host computer will also monitoring Signal is sent to from control component, afterwards, is used to test battery after monitoring signals are received from control component, also, from The parameter signal that test obtains can also be sent to test board by control component, and afterwards, test board is used to be generated according to parameter signal The test result of battery, also, test board is additionally operable to test result being sent to host computer and is shown, by above-mentioned upper Machine, be used cooperatively from control component and test board so that every performance of battery effectively supervised by the form of parameter Survey, so as to further ensure the qualification rate of the battery of production.
Other feature and advantage of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages are illustrating Specifically noted structure is realized and obtained in book, claims and attached drawing.
To enable the above-mentioned purpose of the utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and Attached drawing appended by cooperation, is described in detail below.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical solution of the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, describe below In attached drawing be the utility model some embodiments, for those of ordinary skill in the art, do not paying creativeness On the premise of work, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 shows the connection figure for the detection device that the utility model embodiment is provided;
Fig. 2 shows the structure connection figure for the detection device that the utility model embodiment is provided;
Fig. 3 shows the structural framing figure for the detection device that the utility model embodiment is provided;
Fig. 4 shows the structure connection figure for the detecting system that the utility model embodiment is provided.
Icon:1- host computers;2- test boards;3- from control component;4- batteries;5- detection devices;31- voltage detection units; 32- temperature detecting units;33- equilibrium detection units;34- heats control detection unit;35- bus detecting units;36- communication inspections Survey unit.
Embodiment
Below in conjunction with attached drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out clear Chu, be fully described by, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities Apply example.The component of the utility model embodiment being usually described and illustrated herein in the accompanying drawings can be come with a variety of configurations Arrangement and design.Therefore, the detailed description of the embodiment of the utility model provided in the accompanying drawings is not intended to limit below Claimed the scope of the utility model, but it is merely representative of the selected embodiment of the utility model.Based on the utility model Embodiment, those skilled in the art's all other embodiments obtained on the premise of creative work is not made, all Belong to the scope of the utility model protection.
Battery 4 is a kind of common power supply unit during we live and produce, and battery 4 is in addition to powering body in itself, usually Corresponding 4 management system BMS of battery is further equipped with, is attached battery 4 with user terminal by it, so as to improve battery 4 Utilization rate.But during the industrialization production of battery 4, due to the influence of the various factors such as production technology, Material Processing, For example, the solder skip occurred during soldered circuit board, rosin joint, the radiating element and heater element of component damage and auxiliary occur it is different The mistake such as normal, can all cause the off quality from control component 3 of production, and then seriously affect the performance of battery 4, at present, Not effective method is monitored the performance of battery 4.
Based on this, the utility model embodiment provides detection device 5 and system, is described below by embodiment.
Embodiment 1
Referring to Fig. 1, Fig. 2 and Fig. 3, the detection device 5 that the present embodiment proposes specifically includes:Host computer 1, from control 3 and of component Test board 2, specifically, in the detection device 5, is electrically connected from control component 3 and test board 2, also, from control component 3 and tests Plate 2 is electrically connected with host computer 1, needs exist for illustrating, the form of above-mentioned electrical connection can be wired connection or It is wireless connection, specific type of attachment can flexibly be set according to use environment, and above-mentioned all parts are at work, first It was used to generate monitoring signals after external trigger is received by host computer 1 before this, also, host computer 1 also sends monitoring signals To from control component 3, afterwards, it is used to after monitoring signals are received test battery 4 from control component 3, also, from control component The parameter signal that test obtains also is sent to test board 2 by 3, and afterwards, test board 2 is used to generate battery 4 according to parameter signal Test result, also, test result is sent to host computer 1 and is shown, so that related personnel checks whether battery 4 goes out in time It is now abnormal.
In the detection device 5, include from control component 3:Voltage detection unit 31, also, voltage detection unit 31 is with surveying Test plate (panel) 2 is electrically connected, and when in use, voltage detection unit 31 is used for the real-time voltage value for gathering battery 4, also, voltage detecting list Member 31, which is additionally operable to real-time voltage value changing into voltage signal, is sent to test board 2, and afterwards, test board 2 is used to judge that voltage is believed Whether number corresponding numerical value exceedes voltage threshold, since, battery 4 is 4 groups of 60Ah lithium iron phosphate dynamic batteries, its self-discharge rate Than relatively low, even placing for a long time, voltage can also be kept constant, so, fixed threshold value can be write in test board 2, Determine whether the passage battery 4 breaks down by being judged the voltage of collection.Also, when above-mentioned be judged as YES, Test board 2 is additionally operable to generation voltage fault signal, and voltage fault signal is sent to host computer 1.Also, voltage fault signal Sent by CAN bus, host computer 1 (for example, labview) carries out corresponding troubleshooting.
In addition, further included from control component 3:Temperature detecting unit 32, also, temperature detecting unit 32 is electrically connected with test board 2 Connect, temperature detecting unit 32 is used for the real-time temperature values for gathering battery 4, also, real-time temperature values are changed into temperature signal hair Test board 2 is given, test board 2 is used to judge whether the corresponding numerical value of temperature signal exceedes temperature threshold values, also, above-mentioned ought sentence When breaking to be, temperature anomaly signal is generated, and temperature anomaly signal is sent to host computer 1.When it is implemented, temperature detection list Thermistor is used in member 32, temperature in use is 25 ° Celsius, resistance 20K, and internal circuit uses electric resistance partial pressure, AD conversion, profit Carried out instead releasing temperature value with the AD values of reading.During test, 8 road temperature signals can be measured, test system must realize that 8 roads are believed Number normal acquisition judge, short circuit judge and open circuit judge, therefore need using 16 switch.But to save the money of test system Source, exports a resistance signal by test system, is detected, and testing result is sent by 8 road resistance signal short circuits together Shown to host computer 1.
In addition, further included from control component 3:Balanced detection unit 33, also, balanced detection unit 33 is electrically connected with test board 2 Connect, balanced detection unit 33 is used for after sending pressure equalizing signal to battery 4 the real-time current value for gathering battery 4, also, will be real When current value change into current signal and be sent to test board 2, test board 2 is used to judge whether current signal balanced, when judging to tie When fruit is no, balanced fault-signal is generated, and balanced fault-signal is sent to host computer 1.When it is implemented, balancing principle is Using external power supply, by DC-DC, to certain, battery 4 is balanced all the way, and equalization information can be identified by CAN bus, equilibrium detection Unit 33 can send information, the balanced detection units 33 such as euqalizing current, the balanced enabled, numbering of balancing battery 4 and be integrated with detection mould Formula, is instructed by sending, it is possible to achieve forces equalization function, the detection of the function is carried out based on this principle.Detecting system is sent Equalization command is forced, the euqalizing current information in CAN bus is read to judge whether equalizing circuit is normal by test board 2, and Test information is uploaded into host computer 1.
In addition, further included from control component 3:Heat controls detection unit 34, also, heat control detection unit 34 and test Plate 2 is electrically connected, and test board 2 is additionally operable to when the corresponding numerical value of temperature signal exceedes temperature threshold values, generates radiated signal, and And when the corresponding numerical value of temperature signal exceedes temperature threshold values, heating signal is generated, heat control detection unit 34 is used for After receiving radiated signal, control radiator fan radiates, and heat control detection unit 34 is additionally operable to receiving heating letter After number, control heating component is heated.When it is implemented, heat control detection unit 34 detects the temperature in 4 babinet of battery, When, then by controlling radiator fan relay, opening heat sinking function beyond the design upper limit;When less than design lower limit, then pass through output Heating signal controls PTC and fan to be heated;Meanwhile also reserve detection pattern, i.e., it can be achieved to force to add by sending to instruct Heat and the control of heat dissipation.Therefore, whether heating radiated signal can be exported by I O read, so that judging the failure of battery 4 is No appearance, and testing result is uploaded into host computer 1.
In the detection device 5, it is electrically connected from control component 3 and test board 2 by CAN bus with host computer 1.Here need To be illustrated, the physical layer and data link layer functions of CAN protocol are integrated with CAN bus communication interface, can be completed Work the framing processing of communication data, including the item such as position filling, data block coding, cyclic redundancy check, priority discrimination, CAN belongs to the category of fieldbus, can effectively support distributed AC servo system or in real time control, its security is good, comfort is high, into This is low.
In addition, further included from control component 3:Bus detecting unit 35, also, bus detecting unit 35 is electrically connected with test board 2 Connect, bus detecting unit 35 is used for the numbering for gathering CAN bus respectively by input/output port, and test board 2 is used for alignment parameters Whether the corresponding bus ID of signal is consistent with numbering, also, the corresponding function of critical parameter signal when comparison result is inconsistent Circuit abnormality.When it is implemented, bus detecting unit 35 realizes the numbering of bus ID by IO collections, also, opened by control Input of the output of pass amount as bus detecting unit 35, i.e., it is whether normal come decision circuitry function by the ID of CAN, and upload Host computer 1.
In addition, further included from control component 3:Communication detection unit 36, also, communication detection unit 36 is electrically connected with test board 2 Connect, for communication detection unit 36 for sending connection debugging signal to test board 2, test board 2, which is used to work as, receives connection debugging letter Successful connection signal is generated after number, connection failure signal is generated after failing and receiving connection debugging signal.Test board 2 and from control Component 3 communicates success, if the information of test board 2 cannot be received in communication if it can receive the information of test board 2 Communications failure, and testing result is uploaded into host computer 1.
In conclusion detection device 5 provided in this embodiment includes:Host computer 1, from control component 3 and test board 2, at this In detection device 5, it is electrically connected from control component 3 and test board 2, also, is electrically connected from control component 3 and test board 2 with host computer 1 Connect, when in use, host computer 1 is used to generate monitoring signals after external trigger is received, also, be additionally operable to will be upper for host computer 1 State monitoring signals to be sent to from control component 3, afterwards, be used to survey battery 4 after monitoring signals are received from control component 3 Examination, also, the parameter signal that test obtains can also be sent to test board 2 from control component 3, afterwards, test board 2 is used for basis Parameter signal generates the test result of battery 4, also, test board 2 is additionally operable to test result being sent to host computer 1 and is shown Show, so that staff checks in time, pass through the setting of above-mentioned all parts so that the various performance parameters of battery 4 can obtain To effective monitoring, so as to ensure that the qualification rate that battery 4 produces.
Embodiment 2
Referring to Fig. 4, present embodiments providing detecting system includes:Battery 4 and above-mentioned detection device 5, in the detection system In system, battery 4 is electrically connected with detection device 5, in use, detection device 5 is used to test battery 4, and test is obtained Parameter signal handled, need exist for illustrating, in the detecting system, in general, battery 4 moves for LiFePO4 Power battery 4.Lithium iron phosphate dynamic battery 4 refers to the lithium ion battery 4 by the use of LiFePO4 as positive electrode, its positive electrode master There are cobalt acid lithium, LiMn2O4, lithium nickelate, ternary material, LiFePO4 etc., also, 4 capacity of this battery is big, light-weight, environmentally friendly Effect is good, resistance to elevated temperatures is good, is particularly suitable for using in the industrial production.
In conclusion detecting system provided in this embodiment includes:Battery 4 and above-mentioned detection device 5, also, battery 4 It is electrically connected with detection device 5, in use, detection device 5 is used to test battery 4, and to testing obtained parameter signal Handled, so as to ensure that the various performance parameters of battery 4 meet production specification.
Finally it should be noted that:Embodiment described above, is only specific embodiment of the present utility model, to illustrate this The technical solution of utility model, rather than its limitations, the scope of protection of the utility model is not limited thereto, although with reference to foregoing The utility model is described in detail in embodiment, it will be understood by those of ordinary skill in the art that:It is any to be familiar with this skill For the technical staff in art field in the technical scope that the utility model discloses, it still can be to the skill described in previous embodiment Art scheme is modified or can readily occur in change, or carries out equivalent substitution to which part technical characteristic;And these modifications, Change is replaced, and the essence of appropriate technical solution is departed from the spirit and model of the utility model embodiment technical solution Enclose, should be covered within the scope of the utility model.Therefore, the scope of protection of the utility model described should be wanted with right Subject to the protection domain asked.

Claims (10)

1. detection device, it is characterised in that including:Host computer, from control component and test board, wherein, it is described from control component and institute State test board electrical connection, and, it is described from control component and the test board with the upper mechatronics;
The host computer, for generating monitoring signals after external trigger is received, and, the monitoring signals are sent to described From control component;
It is described from control component, for being tested after the monitoring signals are received battery, and, obtained parameter will be tested Signal is sent to the test board;
The test board, for generating the test result of battery according to the parameter signal, and, the test result is sent to The host computer is shown.
2. detection device according to claim 1, it is characterised in that described to include from control component:Voltage detection unit, And the voltage detection unit is electrically connected with the test board;
The voltage detection unit, for gathering the real-time voltage value of battery, and, the real-time voltage value is changed into voltage letter Number it is sent to the test board;
The test board, for judging whether the corresponding numerical value of the voltage signal exceedes voltage threshold, and, when above-mentioned judgement During to be, voltage fault signal is generated, and the voltage fault signal is sent to the host computer.
3. detection device according to claim 2, it is characterised in that described to be further included from control component:Temperature detecting unit, And the temperature detecting unit is electrically connected with the test board;
The temperature detecting unit, for gathering the real-time temperature values of battery, and, the real-time temperature values are changed into temperature letter Number it is sent to the test board;
The test board, for judging whether the corresponding numerical value of the temperature signal exceedes temperature threshold values, and, when above-mentioned judgement During to be, temperature anomaly signal is generated, and the temperature anomaly signal is sent to the host computer.
4. detection device according to claim 2, it is characterised in that described to be further included from control component:Balanced detection unit, And the balanced detection unit is electrically connected with the test board;
The equilibrium detection unit, for gathering the real-time current value of battery after sending pressure equalizing signal to battery, and, by institute State real-time current value and change into current signal and be sent to the test board;
The test board, for judging whether the current signal is balanced, when judging result is no, generates balanced failure letter Number, and the balanced fault-signal is sent to the host computer.
5. detection device according to claim 3, it is characterised in that described to be further included from control component:Heat control detection Unit, and, the heat control detection unit is electrically connected with the test board;
The test board, is additionally operable to when the corresponding numerical value of the temperature signal exceedes temperature threshold values, generates radiated signal, And when the corresponding numerical value of the temperature signal exceedes temperature threshold values, generate heating signal;
The heat controls detection unit, for after the radiated signal is received, control radiator fan to radiate;
The heat controls detection unit, is additionally operable to after the heating signal is received, and control heating component is heated.
6. detection device according to claim 1, it is characterised in that described to pass through from control component and the test board CAN bus and the upper mechatronics.
7. detection device according to claim 6, it is characterised in that described to be further included from control component:Bus detecting unit, And the bus detecting unit is electrically connected with the test board;
The bus detecting unit, for gathering the numbering of the CAN bus respectively by input/output port;
The test board, it is whether consistent for comparing the corresponding bus ID of the parameter signal and the numbering, and, tied when comparing Judge that the corresponding functional circuit of the parameter signal is abnormal when fruit is inconsistent.
8. detection device according to claim 6, it is characterised in that described to be further included from control component:Communication detection unit, And the communication detection unit is electrically connected with the test board;
The communication detection unit, for sending connection debugging signal to the test board;
The test board, for generating successful connection signal after the connection debugging signal is received;When failing to receive institute Connection failure signal is generated after stating connection debugging signal.
9. detecting system, it is characterised in that including:Battery and such as claim 1-8 any one of them detection devices;
The battery is electrically connected with the detection device;
The detection device, for testing the battery, and the parameter signal obtained to test is handled.
10. detecting system according to claim 9, it is characterised in that the battery is lithium iron phosphate dynamic battery.
CN201721239099.6U 2017-09-25 2017-09-25 Detection device and system Active CN207263897U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107490772A (en) * 2017-09-25 2017-12-19 北京国能电池科技有限公司 Detection means and system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107490772A (en) * 2017-09-25 2017-12-19 北京国能电池科技有限公司 Detection means and system

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