CN209448456U - A kind of lithium battery management system and aerial work platform - Google Patents
A kind of lithium battery management system and aerial work platform Download PDFInfo
- Publication number
- CN209448456U CN209448456U CN201920129400.0U CN201920129400U CN209448456U CN 209448456 U CN209448456 U CN 209448456U CN 201920129400 U CN201920129400 U CN 201920129400U CN 209448456 U CN209448456 U CN 209448456U
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- China
- Prior art keywords
- management system
- battery management
- lithium battery
- relay
- load
- 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.)
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 51
- 230000004913 activation Effects 0.000 claims abstract description 31
- 238000004891 communication Methods 0.000 claims description 5
- 230000003213 activating effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 6
- 239000002253 acid Substances 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- 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
It include: lithium battery group, load-relay, battery management system, electric discharge activation switch the utility model discloses a kind of lithium battery management system；Anode, cathode and the battery management system of the lithium battery group are connected to provide the operating voltage of battery management system；The electric discharge output end of the lithium battery group is serially connected with the normally opened contact of the load-relay, and the coil both ends of the load-relay are connect with the battery management system；The electric discharge activation switch is connect to export the signal of activation load-relay contact closure with the battery management system.The utility model is standby for a long time or without disconnecting in the case where charger in lithium battery by key activation signal control load-relay by setting electric discharge activation switch output key activation signal, avoids the electricity of consumption lithium battery, and then prevent lithium battery power shortage.
Description
Technical field
The utility model relates to engineering machinery field, especially a kind of aerial work platform lithium battery management system and
Aerial work platform.
Background technique
For the scissor aerial work platform from walking, power is provided by battery (plumbic acid or colloid battery), phase
The battery capacity of same volume is substantially not much different, and scissor aerial work platform improves the working time and extends battery life all
It is the direction of research, by the way that existing lead-acid battery or colloid battery are changed to lithium battery, it is low to can solve battery capacity, electricity
Pond service life short problem.
Scissor aerial work platform lithium battery control system, mainly by lithium battery packet, battery management system
(BMS), scissor control system, charger etc. form.The power supply of prior art battery management system (BMS) is not to BMS
Relay is controlled, so the load-relay of battery management system (BMS), which is in, is attracted transition, battery management system
(BMS) it works always, although power is at tens watts when BMS load-relay works normally, if do not charged for a long time
In the case where, lithium battery can discharge always, or even the case where power shortage occur.
Utility model content
In order to solve the above technical problems, the purpose of the utility model is to provide one kind can prevent the high-altitude of lithium battery power shortage from making
Industry platform lithium battery management system and aerial work platform.
The technical solution adopted in the utility model is as follows:
A kind of lithium battery management system includes: lithium battery group, load-relay, battery management system, electric discharge activation
Switch；
Anode, cathode and the battery management system of the lithium battery group are connected to provide the work of battery management system electricity
Pressure；
The electric discharge output end of the lithium battery group is serially connected with the normally opened contact of the load-relay, the load-relay
Coil both ends connect with the battery management system；
The electric discharge activation switch is connect to export activation load-relay contact closure with the battery management system
Signal.
Further, the lithium battery management system further includes that the charging being electrically connected with the battery management system swashs
To export the signal for activating load-relay contact closure, charging activation switch is arranged in charger switch living, described to fill
Electric appliance also connect with the battery management system using communication line, the charging output end and battery pack of the charger, load after
The normally opened contact of electric appliance is connected to form charge circuit.
Further, it is also serially connected between electric discharge output end and the normally opened contact of the load-relay of the lithium battery group
Fuse.
Further, the battery management system is additionally provided with current sensor to acquire the output electric current of battery pack.
Further, the battery management system is additionally provided with voltage sensor to acquire the operating voltage of battery pack.
Further, the battery management system is additionally provided with temperature sensor to acquire the real time temperature of battery pack.
The technical program further includes a kind of aerial work platform using lithium battery management system described above.
The utility model has the beneficial effects that
The utility model is controlled by key activation signal and is loaded by setting electric discharge activation switch output key activation signal
Relay is standby for a long time or without disconnecting in the case where charger in lithium battery, avoids the electricity of consumption lithium battery, in turn
Prevent lithium battery power shortage.
Detailed description of the invention
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.
Fig. 1 is the first embodiment circuit diagram of the utility model aerial work platform lithium battery management system；
Fig. 2 is the second embodiment circuit diagram of the utility model aerial work platform lithium battery management system.
Specific embodiment
As shown in Figure 1, be the utility model a kind of lithium battery management system, comprising: lithium battery group BA, load after
Electric appliance R1, battery management system BMS, electric discharge activation switch (not shown)；
Positive BA+, the cathode BA- of the lithium battery group BA is connect to provide battery management system with battery management system BMS
The operating voltage of system BMS；
The negative electric discharge output end of the lithium battery group BA is serially connected with normally opened contact (Fig. 2 conduct of the load-relay R1
Second embodiment, the normally opened contact of load-relay R1 are then connected to the anode of battery pack BA), the line of the load-relay R1
Circle both ends are connect with the battery management system BMS；
The electric discharge activation switch is connect to export the activation contact load-relay R1 and close with the battery management system BMS
The signal of conjunction, wherein the BMS key output end key1 and BMS key of the battery management system BMS is arranged in electric discharge activation switch
Between spoon input terminal key2.
When work, when electric discharge activates switch to disconnect, the power circuit of the key input terminal key2 of power-supply management system BMS is disconnected
After opening, the coil of load-relay R1 must not be electric, and the normally opened contact of load-relay R1 would not be attracted, BMS load-relay
It would not work, to ensure that the case where lithium battery group BA will not be consumed.
In addition, in the another aspect of the technical program, the lithium battery management system of this programme further includes and the electricity
The charging activation switch (not shown) that pond management system BMS is electrically connected is to export the letter for activating load-relay R1 contact closure
Number, charging activation switch is arranged in charger, and the charger is also connected with the battery management system BMS using communication line
It connects, the charging output end of the charger connects with battery pack BA anode, load-relay R1 far from one end of battery pack BA respectively
It connects to form charge circuit.
In the case that battery management system (BMS) electric discharge activation signal is not activated, the contact of load-relay R1
It is to disconnect, positive BA+, the cathode BA- of corresponding charger output end and lithium battery group BA are also to disconnect, and charger cannot be straight
It connects and charges the battery, by increasing the activation switch that charges, when charger accesses alternating current, charger is opened by activation of charging
The signal of output activation load-relay R1 contact closure is closed, the load-relay R1 of battery management system (BMS) is attracted, battery
The load-relay contact R 1 of management system (BMS) is connected, and charger communicates connection with BMS, and battery both ends can charge normal,
After city is electrically disconnected, charger will not export activation signal, and battery management system (BMS) will not work, charger and cell tube
Reason system (BMS) communication will not connect, and charger there will not be power supply output and charge the battery.
The excessive harm system safety of electric current in order to prevent, the electric discharge output end of the lithium battery group BA and the load relay
Fuse is also serially connected between the normally opened contact of device R1, fuse blows make output end open a way when current is excessive, protection system
System safety.
As the further improvement of the technical program, the battery management system BMS is additionally provided with current sensor, voltage
Sensor, temperature sensor acquire output electric current, operating voltage, the real time temperature of battery pack BA respectively, carry out to electric parameter
Battery life is protected in monitoring, extends cell charging times, is avoided battery from existing and is overcharged situations such as excessively high with charging temperature, when out
Existing communication abnormality and alarm condition, charger close output.
The technical program further includes a kind of aerial work platform using lithium battery management system BMS described above.
As described above, the utility model is activated by key and is believed by setting electric discharge activation switch output key activation signal
Number control load-relay R1 is standby for a long time or without disconnecting in the case where charger in lithium battery, avoids consumption lithium battery
Electricity, and then prevent lithium battery power shortage.
The foregoing is merely the preferred embodiments of the utility model, the utility model is not limited to above-mentioned embodiment party
Formula, if with essentially identical means realize the utility model aim technical solution belong to the protection scope of the utility model it
It is interior.
Claims (7)
1. a kind of lithium battery management system characterized by comprising lithium battery group, load-relay, battery management system
System, electric discharge activation switch；
Anode, cathode and the battery management system of the lithium battery group are connected to provide the operating voltage of battery management system；
The electric discharge output end of the lithium battery group is serially connected with the normally opened contact of the load-relay, the line of the load-relay
Circle both ends are connect with the battery management system；
The electric discharge activation switch is connect to export the signal of activation load-relay contact closure with the battery management system.
2. a kind of lithium battery management system according to claim 1, it is characterised in that: further include and the cell tube
The charging activation switch that reason system is electrically connected is to export the signal for activating load-relay contact closure, charging activation switch
It is arranged in charger, the charger is also connect with the battery management system using communication line, the charging of the charger
Output end is connect with the normally opened contact of battery pack, load-relay to form charge circuit.
3. a kind of lithium battery management system according to claim 1 or 2, it is characterised in that: the lithium battery group
Fuse is also serially connected between electric discharge output end and the normally opened contact of the load-relay.
4. a kind of lithium battery management system according to claim 1 or 2, it is characterised in that: the battery management system
System is additionally provided with current sensor to acquire the output electric current of battery pack.
5. a kind of lithium battery management system according to claim 1 or 2, it is characterised in that: the battery management system
System is additionally provided with voltage sensor to acquire the operating voltage of battery pack.
6. a kind of lithium battery management system according to claim 1 or 2, it is characterised in that: the battery management system
System is additionally provided with temperature sensor to acquire the real time temperature of battery pack.
7. a kind of aerial work platform using any lithium battery management system of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129400.0U CN209448456U (en) | 2019-01-25 | 2019-01-25 | A kind of lithium battery management system and aerial work platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920129400.0U CN209448456U (en) | 2019-01-25 | 2019-01-25 | A kind of lithium battery management system and aerial work platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209448456U true CN209448456U (en) | 2019-09-27 |
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Family Applications (1)
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| CN201920129400.0U Active CN209448456U (en) | 2019-01-25 | 2019-01-25 | A kind of lithium battery management system and aerial work platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617193A (en) * | 2019-01-25 | 2019-04-12 | 湖南星邦重工有限公司 | A kind of lithium battery management system and aerial work platform |
-
2019
- 2019-01-25 CN CN201920129400.0U patent/CN209448456U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617193A (en) * | 2019-01-25 | 2019-04-12 | 湖南星邦重工有限公司 | A kind of lithium battery management system and aerial work platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410600 Jinzhou Avenue East 128, Ningxiang hi tech Industrial Park, Changsha, Hunan Patentee after: Hunan Xingbang Intelligent Equipment Co.,Ltd. Address before: 410600 Jinzhou Avenue East 128, Ningxiang hi tech Industrial Park, Changsha, Hunan Patentee before: HUNAN SINOBOOM HEAVY INDUSTRY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Lithium battery power management system and aerial work platform Effective date of registration: 20220112 Granted publication date: 20190927 Pledgee: Agricultural Bank of China Limited Ningxiang sub branch Pledgor: Hunan Xingbang Intelligent Equipment Co.,Ltd. Registration number: Y2022430000002 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231110 Granted publication date: 20190927 Pledgee: Agricultural Bank of China Limited Ningxiang sub branch Pledgor: Hunan Xingbang Intelligent Equipment Co.,Ltd. Registration number: Y2022430000002 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |