CN213817267U - Automatic charging and discharging maintenance equipment for secondary battery - Google Patents
Automatic charging and discharging maintenance equipment for secondary battery Download PDFInfo
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- CN213817267U CN213817267U CN202022383580.0U CN202022383580U CN213817267U CN 213817267 U CN213817267 U CN 213817267U CN 202022383580 U CN202022383580 U CN 202022383580U CN 213817267 U CN213817267 U CN 213817267U
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- control unit
- relay
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- secondary battery
- discharging
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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
- 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
The utility model discloses an automatic charge-discharge maintenance of equipment of secondary cell, including setting up in the inside the control unit of box, the control unit's 24V power positive pole is connected with the positive pole of charger, the control unit's 24V power negative pole is connected with the negative pole of charger, the external 220V power of charger, the control unit's 24V power positive pole is connected to secondary cell after being connected with output connector through relay A, the control unit's 24V power negative pole is connected to secondary cell after being connected with output connector, the control unit's 24V power negative pole passes through relay B and is connected with the load that discharges. The utility model provides a secondary battery who exists among the prior art easily take place the permanent capacity loss of battery or probably arouse the problem of catching a fire or explosion when charge-discharge circulation.
Description
Technical Field
The utility model belongs to the technical field of the battery is maintained, concretely relates to automatic charge-discharge maintenance of equipment of secondary battery.
Background
Secondary batteries generally have self-discharge, and after long-term storage, the battery capacity is reduced, and it is necessary to activate internal active materials by periodic charging and discharging. In the secondary battery, a permanent capacity of the battery is lost when the voltage is too low during charge and discharge cycles, and ignition or explosion may occur when the voltage is too high. Therefore, the charge and discharge cycle of the secondary battery is a key link for maintaining the secondary battery.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a secondary battery automatic charging and discharging maintenance of equipment has solved the secondary battery who exists among the prior art and has easily taken place the permanent capacity loss of battery or probably arouse the problem of catching fire or explosion when charge-discharge circulation.
The utility model provides an adopted technical scheme is, an automatic charge-discharge maintenance of equipment of secondary cell, including setting up in the inside the control unit of box, the control unit's the positive pole of 24V power is connected with the positive pole of charger, the control unit's the negative pole of 24V power is connected with the negative pole of charger, the external 220V power of charger, the control unit's the positive pole of 24V power is connected to secondary cell after being connected through relay A and output connector, the control unit's the negative pole of 24V power is connected to secondary cell after being connected with output connector, the control unit's the negative pole of 24V power passes through relay B and is connected with the load that discharges.
The utility model is also characterized in that,
and a relay A and a Hall sensor are sequentially arranged between the positive electrode of the 24V power supply of the control unit and the output connector.
One end of a relay C is also arranged between the Hall sensor and the secondary battery, and the other end of the relay C is connected with the negative electrode of the 24V power supply of the control unit.
And a relay B is also arranged between the discharging load and the relay A.
Still be equipped with heat dissipation strip and temperature sensor on the load of discharging, temperature sensor with the control unit's temperature acquisition port is connected.
The rear panel of the box body is also provided with a heat radiation fan and heat radiation holes.
The utility model has the advantages that: the automatic charging and discharging maintenance equipment for the secondary battery is characterized in that the equipment is connected with the secondary battery through a cable connecting wire, the state parameters of the secondary battery are detected through a control unit, charging and discharging conditions are analyzed according to results, then a charger or a discharging load is automatically controlled to work, charging and discharging maintenance is carried out on the secondary battery, and the automatic charging and discharging maintenance equipment automatically stops after maintenance circulation is finished. And the utility model discloses set up the status indicator lamp at operating panel, do the corresponding suggestion in the different stages of equipment maintenance.
Drawings
Fig. 1 is a block diagram of an automatic charging/discharging maintenance device for secondary batteries according to the present invention.
In the figure, 1, a charger, 2, a control unit, 3, a relay A, 4, a relay B, 5, a Hall sensor, 6, a discharging load, 7, a relay C, 8, an output connector, 9, a secondary battery and 10, a box body.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to an automatic charge-discharge maintenance equipment of secondary cell, the structure is as shown in figure 1, including setting up in the inside the control unit 2 of box 10, the 24V power positive pole of control unit 2 is connected with charger 1's positive pole, the 24V power negative pole of control unit 2 is connected with charger 1's negative pole, the external 220V power of charger 1, the 24V power positive pole of control unit 2 is connected to secondary cell 9 after being connected through relay A3 and output connector 8, the 24V power negative pole of control unit 2 is connected to secondary cell 9 after being connected with output connector 8, the 24V power negative pole of control unit 2 passes through relay B4 and is connected with discharge load 6.
A relay a3 and a hall sensor 5 are further sequentially arranged between the positive electrode of the 24V power supply of the control unit 2 and the output connector 8.
One end of a relay C7 is further provided between the Hall sensor 5 and the secondary battery 9, and the other end of the relay C7 is connected to the negative electrode of the 24V power supply of the control unit 2.
A relay B4 is also provided between the discharging load 6 and the relay a 3.
Still be equipped with heat dissipation strip and temperature sensor on the load 6 discharges, temperature sensor with the temperature acquisition port of control unit 2 is connected.
The rear panel of the box 10 is further provided with a heat dissipation fan and heat dissipation holes.
The utility model relates to a control unit 2 is STM32 chip among secondary battery automatic charging and discharging maintenance equipment.
The utility model provides an automatic charge-discharge maintenance of equipment theory of operation of secondary cell is as follows:
the input end of the charger 1 is connected with a power socket and is connected with the AC220V commercial power through a power cord, the output end of the charger 1 provides charging power for the secondary battery, and the control unit 2 is used for parameter detection and control of the charger 1 and the discharging load 6. The device connects the output connector 8 with the secondary battery through a cable connection.
In order to detect the state parameters of the secondary battery 9, a relay C7 is provided between the output connector 8 and the control unit 2, and when the relay C7 is turned on, the control unit 2 collects the battery state parameters and analyzes the need for charging or discharging the secondary battery 9 according to the result.
In order to control the charging time of the secondary battery 9, a relay A3 is provided between the output connector 8 and the charger 1, and when the relay A3 is turned on, the charger 1 starts charging the secondary battery 9, and when the relay A3 is turned off, the charging is stopped.
In order to control the discharge time of the secondary battery 9, a relay B4 is provided between the secondary battery 9 and the discharge load 6, and when the relay B4 is turned on, the secondary battery 9 is discharged through the discharge load 6, and the discharge is stopped when the relay B4 is turned off.
In order to prevent the temperature of the discharging load 6 from being too high when discharging, a temperature sensor is arranged in the load, the control unit 2 detects the temperature state in real time, when the temperature of the discharging load 6 exceeds a set value, the relay B4 is switched off, the discharging load 6 stops discharging, the internal fan is used for forcibly dissipating heat, when the temperature is reduced, the relay B4 is switched on again, and the discharging load 6 continues discharging.
An operation panel is arranged on the case, a switch is arranged on the operation panel, the three modes of maintenance, charging and stopping can be switched, and when maintenance is selected, the equipment carries out charging or discharging after analyzing charging and discharging conditions according to battery state parameters. When the charging gear is selected, the charging is directly carried out. When the discharge voltage of the secondary battery 9 falls to the cutoff voltage, the discharge is stopped. When the voltage rises to a set value after charging, the Hall sensor 5 turns off the relay A3 after detecting trickle charging, and a single charging and discharging cycle is completed. An editing switch is arranged on the box body 10, parameter set values and the number of charging and discharging cycles can be edited, and maintenance is automatically stopped after the cycle number is finished. The control unit 2 can collect battery state parameters and temperature feedback signals and has the functions of preventing the secondary battery from being overcharged, overdischarged and overtemperature. The specific parameters and software can be modified through the communication interface of the box body 10, and the device can also be communicated with an upper computer to monitor the working voltage, current and temperature parameters of the device.
Claims (6)
1. The utility model provides an automatic charge-discharge maintenance equipment of secondary cell, a serial communication port, including setting up in inside the control unit (2) of box (10), the 24V power positive pole of control unit (2) is connected with the positive pole of charger (1), the 24V power negative pole of control unit (2) is connected with the negative pole of charger (1), the external 220V power of charger (1), the 24V power positive pole of control unit (2) is connected the back through relay A (3) and output connector (8) and is connected to secondary cell (9), the 24V power negative pole of control unit (2) is connected the back with output connector (8) and is connected to secondary cell (9), the 24V power negative pole of control unit (2) passes through relay B (4) and is connected with discharge load (6).
2. The automatic charging and discharging maintenance equipment for the secondary battery according to claim 1, characterized in that a relay A (3) and a Hall sensor (5) are further arranged between the positive electrode of the 24V power supply of the control unit (2) and the output connector (8) in sequence.
3. The automatic charging and discharging maintenance equipment for the secondary battery according to claim 2, wherein one end of a relay C (7) is further arranged between the Hall sensor (5) and the secondary battery (9), and the other end of the relay C (7) is connected with the negative pole of the 24V power supply of the control unit (2).
4. The automatic charge and discharge maintenance equipment for the secondary battery according to claim 2, wherein a relay B (4) is further provided between the discharge load (6) and the relay A (3).
5. The automatic charging and discharging maintenance equipment for the secondary battery according to any one of claims 1 to 4, wherein a heat dissipation strip and a temperature sensor are further arranged on the discharging load (6), and the temperature sensor is connected with a temperature acquisition port of the control unit (2).
6. The automatic charging/discharging maintenance equipment for secondary batteries according to claim 5, wherein the rear panel of the box (10) is further provided with a heat dissipation fan and heat dissipation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022383580.0U CN213817267U (en) | 2020-10-23 | 2020-10-23 | Automatic charging and discharging maintenance equipment for secondary battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022383580.0U CN213817267U (en) | 2020-10-23 | 2020-10-23 | Automatic charging and discharging maintenance equipment for secondary battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213817267U true CN213817267U (en) | 2021-07-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022383580.0U Active CN213817267U (en) | 2020-10-23 | 2020-10-23 | Automatic charging and discharging maintenance equipment for secondary battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213817267U (en) |
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2020
- 2020-10-23 CN CN202022383580.0U patent/CN213817267U/en active Active
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