CN216943345U - AGV lithium battery system that can feed benefit electricity - Google Patents
AGV lithium battery system that can feed benefit electricity Download PDFInfo
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- CN216943345U CN216943345U CN202122082528.6U CN202122082528U CN216943345U CN 216943345 U CN216943345 U CN 216943345U CN 202122082528 U CN202122082528 U CN 202122082528U CN 216943345 U CN216943345 U CN 216943345U
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model belongs to the field of forklift batteries, and particularly relates to an AGV lithium battery system capable of feeding and supplementing power, which comprises a lithium battery module, a lithium battery power management module, a lithium battery external output control module, a lithium battery charging control module, a lithium battery forced charging control module, a lithium battery communication debugging interface module, a lithium battery power-on and power-off control module, a lithium battery power display module and a lithium battery feeding and supplementing module. According to the utility model, the maintainability of the lithium battery is improved by arranging the lithium battery feeding power supply module, and the power supply switch K15 is arranged, so that the power supply port plug-in is not electrified by a positive pole, and the system safety is improved.
Description
Technical Field
The utility model belongs to the field of forklift batteries, and particularly relates to an AGV lithium battery system capable of feeding and supplementing electricity.
Background
AGV has been more and more used in the intelligent process of modernization, uses the lithium cell to supply power to AGV also from cycle life, and the environmental protection angle has increased AGV's performance, but because AGV does not have the characteristics of manual operation, so it has great overdischarge risk. In particular, existing battery systems typically lack a sleep strategy and a boost strategy.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art, the utility model provides the technical scheme of the AGV lithium battery system capable of feeding and supplementing electricity.
An AGV lithium battery system capable of supplying and supplementing power is characterized by comprising a lithium battery module for supplying power, a lithium battery power supply management module for controlling and managing the lithium battery system, a lithium battery external output control module for realizing external output of the lithium battery system, a lithium battery charging control module for controlling the charging work of the lithium battery system, a lithium battery strong charging control module for realizing the strong charging function of the battery system, a lithium battery communication debugging interface module for providing a communication debugging function, a lithium battery power-on and power-off control module for realizing power-on and power-off of the battery system, a lithium battery power display module for displaying the power and a lithium battery feeding and supplementing module for feeding and supplementing power, wherein the lithium battery module is respectively and electrically connected with the lithium battery power supply management module, the lithium battery external output control module, the lithium battery charging control module and the lithium battery feeding and supplementing module, lithium cell power management module fills control module, lithium cell by force respectively, lithium cell communication debugging interface module, lithium cell power display module electricity about electric control module and lithium cell electricity display module electricity is connected, wherein, lithium cell feed benefit module includes benefit electric switch K15, the positive interface of benefit electricity, benefit electric negative interface and adapter, benefit electric switch K15 is connected with lithium cell module and the positive interface electricity of benefit electricity respectively, the negative interface of benefit electricity is connected with lithium cell module electricity, and the positive interface of benefit electricity is connected with the adapter electricity respectively with the benefit electric negative interface.
Further, the lithium battery external output control module comprises a pre-charging circuit, a discharging relay K1, a discharging positive interface and a discharging negative interface, wherein the pre-charging circuit is connected with the discharging relay K1 in parallel, the discharging relay K1 is electrically connected with the discharging positive interface, and the discharging negative interface is electrically connected with the lithium battery module and the lithium battery power-on and power-off control module respectively.
Further, the pre-charging circuit comprises a pre-charging resistor R1 and a pre-charging relay K2 which are connected in series.
Further, lithium cell control module that charges includes charge switch K5, charging relay K3, charges positive interface and the negative interface that charges, and charge switch K5 is connected with lithium cell power management module and lithium cell control module electricity from top to bottom respectively, and charging relay K3 is connected with the positive interface that charges, lithium cell external output control module and lithium cell module electricity respectively, and the negative interface that charges is connected with lithium cell module electricity.
Further, the strong charging control module comprises a strong charging resistor R2 and a strong charging switch K16 which are electrically connected, and the strong charging resistor R2 and the strong charging switch K16 are both electrically connected with the lithium battery power supply management module.
Further, the lithium battery communication debugging interface module comprises an external additional power supply 12V positive interface, an external additional power supply 12V negative interface, a whole vehicle debugging interface and an internal network debugging interface, wherein the external additional power supply 12V positive interface, the external additional power supply 12V negative interface, the whole vehicle debugging interface and the internal network debugging interface are all electrically connected with the lithium battery power supply management module.
Further, the lithium battery power-on and power-off control module comprises a discharge switch K4 and a voltage conversion power supply DC/DC1, and the power-on switch K4, the voltage conversion power supply DC/DC1 and the lithium battery power supply management module are electrically connected in sequence.
Further, the lithium battery electric quantity display module comprises an electric quantity display lamp.
Compared with the prior art, the utility model has the beneficial effects that:
1. a lithium battery feeding power-supplying module is arranged, so that the maintainability of the lithium battery is improved;
2. the power supply switch K15 is arranged, so that the power supply port plug-in is not electrified by a positive pole, and the system safety is improved;
3. the electricity supplementing switch K15 does not cut off the electricity supplementing port positive interface and the electricity supplementing negative interface at the same time, and the operation safety is improved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic diagram of the circuit of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
Detailed Description
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
The AGV lithium battery system capable of feeding and supplementing power can supplement power below the over-discharge value resting voltage so as to supplement power for the over-discharge battery temporarily. The utility model will be further explained with reference to the drawings.
Referring to fig. 1-3, an AGV lithium battery system capable of supplying power and supplementing power includes a lithium battery module 1 for supplying power, a lithium battery power management module 2 for controlling and managing the lithium battery system, an external lithium battery output control module 3 for outputting power externally from the lithium battery system, a lithium battery charging control module 4 for controlling charging operation of the lithium battery system, a lithium battery strong charging control module 5 for implementing a battery system strong charging function, a lithium battery communication debugging interface module 6 for providing a communication debugging function, an up-down lithium battery power control module 7 for implementing up-down lithium battery system, a lithium battery power display module 8 for displaying power, and a lithium battery power feeding and supplementing module 9 for feeding and supplementing power, where the lithium battery module 1 is respectively connected with the lithium battery power management module 2, the external lithium battery output control module 3, and the lithium battery power feeding and supplementing power, Lithium battery charge control module 4 and lithium battery feed electricity make-up module 9 electricity are connected, lithium battery power management module 2 is connected with lithium battery charge control module 4, lithium battery strong charge control module 5, lithium battery communication debugging interface module 6, lithium battery power-up and power-down control module 7 and lithium battery electric quantity display module 8 electricity respectively, wherein, lithium battery feed electricity make-up module 9 includes benefit electric switch K15, the positive interface of benefit electricity, the negative interface of benefit electricity and adapter S1, benefit electric switch K15 is connected with lithium battery module 1 and the positive interface electricity of benefit electricity respectively, the negative interface of benefit electricity is connected with lithium battery module 1 electricity, and the positive interface of benefit electricity and the negative interface of benefit electricity are connected with adapter S1 electricity respectively.
With reference to fig. 2, the external lithium battery output control module 3 includes a pre-charge circuit, a discharge relay K1, a discharge positive interface, and a discharge negative interface, the pre-charge circuit is connected in parallel with the discharge relay K1, the discharge relay K1 is electrically connected to the discharge positive interface, and the discharge negative interface is electrically connected to the lithium battery module 1 and the lithium battery power-on/power-off control module 7, respectively.
With continued reference to fig. 2, the pre-charge circuit includes a pre-charge resistor R1 and a pre-charge relay K2 connected in series.
Continuing to refer to fig. 2, the lithium battery charging control module 4 includes a charging switch K5, a charging relay K3, a charging positive interface and a charging negative interface, the charging switch K5 is electrically connected to the lithium battery power management module 2 and the lithium battery power-on and power-off control module 7, the charging relay K3 is electrically connected to the charging positive interface, the lithium battery external output control module 3 and the lithium battery module 1, and the charging negative interface is electrically connected to the lithium battery module 1.
With reference to fig. 2, the boost charge control module includes a boost charge resistor R2 and a boost charge switch K16, which are electrically connected, and both the boost charge resistor R2 and the boost charge switch K16 are electrically connected to the lithium battery power management module 2.
Continuing to refer to fig. 2 and fig. 3, the lithium battery communication debugging interface module 6 includes an external additional power supply 12V positive interface, an external additional power supply 12V negative interface, a whole vehicle debugging interface and an internal network debugging interface, and the external additional power supply 12V positive interface, the external additional power supply 12V negative interface, the whole vehicle debugging interface and the internal network debugging interface are all electrically connected with the lithium battery power management module 2.
With reference to fig. 2, the lithium battery power-on and power-off control module 7 includes a discharge switch K4 and a voltage conversion power supply DC/DC1, and the power-on switch K4, the voltage conversion power supply DC/DC1 and the lithium battery power supply management module 2 are electrically connected in sequence.
With continued reference to fig. 2, the lithium battery power display module 8 includes a power display lamp.
In the structure, the discharge relay K1 is used for controlling the on and off of the external output of the battery, the pre-charging relay K2 and the pre-charging resistor R1 form a pre-charging branch circuit, pre-charging is carried out before power-on, and the impact of the discharge relay K1 caused by external capacitive load is avoided; the discharging switch K4 is normally open and self-locked, and the charging switch K5 is normally open and self-locked; the voltage conversion power supply DC/DC1 is controllable and is used for supplying power to the control; the lithium battery power supply management module 2 is a bms integrated machine and is used for collecting voltage and temperature signals and controlling the whole battery; the charging relay K3 is used for controlling the on and off of charging, the electric quantity indicating lamp is used for displaying corresponding electric quantity, points M and N in the figure 2 are respectively a positive electrode contact and a negative electrode contact of the lithium battery module 1, the electricity supplementing positive interface and the electricity supplementing negative interface are respectively connected with the points M and N by using a 2-plane wire harness, the positive electrode is disconnected by using an electricity supplementing switch K15 before the lithium battery module is taken out of a box, the adapter S1 is connected with an electricity supplementing port, if the lithium battery is a 48V battery, 48V voltage is matched in configuration, and electricity can be supplemented through the electricity supplementing port by inserting three power supplies.
The present invention also provides a conventional main circuit fuse F1 and a shunt FQ1, the shunt FQ1 being used to pick up the main circuit current.
Discharging and electrifying: turning on a power-on switch K4, activating a voltage conversion power supply DC/DC1 and the lithium battery power supply management module 2 to realize power-on;
discharging and discharging: the power-up switch K4 is turned off to power down.
A charging power-up mode flow: after the charging switch K5 is clicked, the POWER + interface of the lithium battery POWER supply management module 2 is electrically conducted to the A + interface of the lithium battery POWER supply management module 2, the lithium battery POWER supply management module 2 recognizes an A + interface signal and then closes the charging relay K3, and at the moment, the discharging relay K1 keeps a closed state and maintains the POWER supply of the whole vehicle;
a second charging power-on mode process: when the strong charging switch K16 is pressed, the lithium battery power supply management module 2 senses the rising edge of the strong charging switch K16 through the CC2 interface, and then the charging relay K3 is closed;
a charging power-down mode flow: after the charging switch K5 is turned off by inching, the A + interface signal disappears, and the charging relay K3 is turned off;
a second charging power-down mode process: when the lithium battery module 1 is charged, the constant current mode is firstly adopted, the charging is carried out until the set voltage value is reached, the constant voltage mode is changed into the constant voltage mode, and the discharging relay is disconnected when the current is reduced to 0.15C or the voltage of the single body is charged to 3.65V in the constant voltage mode.
At ordinary times, the electricity supplementing switch K15 is in a disconnected state, the electricity supplementing positive interface and the electricity supplementing negative interface are taken out of the box through a 2P plug-in, in order to avoid water leakage, the plug-in is sealed by metal, in order to avoid misoperation, the electricity supplementing switch K15 selects a rotary switch with a longer switch stroke, after power feeding (the power feeding standard is that the voltage is reduced to be below the dormancy voltage, for example, 1.8V), the rotary switch is turned on, the electricity supplementing port is electrified, the adapter S1 is connected with the electricity supplementing port through a plug, indoor electricity is plugged, current is output by the adapter S1 and enters the battery, the adapter S1 is disconnected when the electricity is supplemented to be above the dormancy voltage, normal electrification is carried out, a conventional charger is used for charging, the whole operation process is worth noting at this moment, the operation of the lithium battery at the temperature of more than 15 ℃ is guaranteed, the safety of the lithium battery is guaranteed, and no damage is caused.
The utility model has the advantages that:
1. a lithium battery feeding power-supplying module is arranged, so that the maintainability of the lithium battery is improved;
2. the power supply switch K15 is arranged, so that the power supply port plug-in is not electrified by a positive pole, and the system safety is improved;
3. the electricity supplementing switch K15 does not cut off the electricity supplementing port positive interface and the electricity supplementing negative interface at the same time, so that the operation safety is improved;
4. the design of a strong charging switch and a power supplementing switch, particularly, the charging part uses the switch, so that the running reliability, particularly the charging reliability, is improved;
5. the utility model adopts two charging modes of switch charging and forced charging, thereby increasing the diversity of the charging modes;
6. the strong charging switch K16 is inching when the battery is slightly over-discharged, so that charging and electrifying can be realized, and the maintainability of the battery is improved;
7. the addition of the strong charging resistor R2 enables the detection port to reduce current, and the safety of the lithium battery power supply management module is improved;
8. the isolated voltage conversion power supply DC/DC1 is used, so that the safety of the lithium battery power supply management module is improved, and large current impact is prevented.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. An AGV lithium battery system capable of supplying and supplementing power is characterized by comprising a lithium battery module for supplying power, a lithium battery power supply management module for controlling and managing the lithium battery system, a lithium battery external output control module for realizing external output of the lithium battery system, a lithium battery charging control module for controlling the charging work of the lithium battery system, a lithium battery strong charging control module for realizing the strong charging function of the battery system, a lithium battery communication debugging interface module for providing a communication debugging function, a lithium battery power-on and power-off control module for realizing power-on and power-off of the battery system, a lithium battery power display module for displaying the power and a lithium battery feeding and supplementing module for feeding and supplementing power, wherein the lithium battery module is respectively and electrically connected with the lithium battery power supply management module, the lithium battery external output control module, the lithium battery charging control module and the lithium battery feeding and supplementing module, lithium cell power management module fills control module, lithium cell by force respectively, lithium cell communication debugging interface module, lithium cell power display module electricity about electric control module and lithium cell electricity display module electricity is connected, wherein, lithium cell feed benefit module includes benefit electric switch K15, the positive interface of benefit electricity, benefit electric negative interface and adapter, benefit electric switch K15 is connected with lithium cell module and the positive interface electricity of benefit electricity respectively, the negative interface of benefit electricity is connected with lithium cell module electricity, and the positive interface of benefit electricity is connected with the adapter electricity respectively with the benefit electric negative interface.
2. The AGV lithium battery system capable of feeding and supplementing electricity of claim 1, wherein the external output control module of the lithium battery comprises a pre-charging circuit, a discharging relay K1, a discharging positive interface and a discharging negative interface, the pre-charging circuit is connected with the discharging relay K1 in parallel, the discharging relay K1 is electrically connected with the discharging positive interface, and the discharging negative interface is electrically connected with the lithium battery module and the lithium battery power-on and power-off control module respectively.
3. The AGV lithium battery system capable of being recharged as claimed in claim 2 wherein the pre-charge circuit comprises a pre-charge resistor R1 and a pre-charge relay K2 connected in series.
4. The AGV lithium battery system capable of feeding and supplementing electricity of claim 1, wherein the lithium battery charging control module comprises a charging switch K5, a charging relay K3, a charging positive interface and a charging negative interface, the charging switch K5 is electrically connected with the lithium battery power management module and the lithium battery charging and discharging control module respectively, the charging relay K3 is electrically connected with the charging positive interface, the lithium battery external output control module and the lithium battery module respectively, and the charging negative interface is electrically connected with the lithium battery module.
5. The AGV lithium battery system capable of feeding power according to claim 1, wherein the strong charging control module comprises a strong charging resistor R2 and a strong charging switch K16 which are electrically connected, and the strong charging resistor R2 and the strong charging switch K16 are both electrically connected with the lithium battery power management module.
6. The AGV lithium battery system capable of feeding and supplementing electricity of claim 1, wherein the lithium battery communication debugging interface module comprises an external additional power supply 12V positive interface, an external additional power supply 12V negative interface, a whole vehicle debugging interface and an internal network debugging interface, and the external additional power supply 12V positive interface, the external additional power supply 12V negative interface, the whole vehicle debugging interface and the internal network debugging interface are electrically connected with the lithium battery power management module.
7. The AGV lithium battery system capable of feeding and supplementing electricity according to claim 1, wherein said lithium battery power supply and shutdown control module comprises a discharge switch K4 and a voltage conversion power supply DC/DC1, and the power supply switch K4, the voltage conversion power supply DC/DC1 and the lithium battery power supply management module are electrically connected in sequence.
8. The AGV lithium battery system capable of feeding and replenishing power of claim 1, wherein the lithium battery power display module comprises a power display lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122082528.6U CN216943345U (en) | 2021-08-31 | 2021-08-31 | AGV lithium battery system that can feed benefit electricity |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122082528.6U CN216943345U (en) | 2021-08-31 | 2021-08-31 | AGV lithium battery system that can feed benefit electricity |
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| CN216943345U true CN216943345U (en) | 2022-07-12 |
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| CN202122082528.6U Active CN216943345U (en) | 2021-08-31 | 2021-08-31 | AGV lithium battery system that can feed benefit electricity |
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- 2021-08-31 CN CN202122082528.6U patent/CN216943345U/en active Active
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