CN217022192U - Vehicle-mounted mobile energy storage high-voltage control box - Google Patents
Vehicle-mounted mobile energy storage high-voltage control box Download PDFInfo
- Publication number
- CN217022192U CN217022192U CN202220470046.XU CN202220470046U CN217022192U CN 217022192 U CN217022192 U CN 217022192U CN 202220470046 U CN202220470046 U CN 202220470046U CN 217022192 U CN217022192 U CN 217022192U
- Authority
- CN
- China
- Prior art keywords
- energy storage
- vehicle
- storage module
- control box
- voltage control
- 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.)
- Active
Links
Images
Landscapes
- Secondary Cells (AREA)
Abstract
The utility model discloses a vehicle-mounted mobile energy storage high-voltage control box, which belongs to the technical field of vehicle-mounted power supply safety and is characterized by at least comprising the following components: the lead-out wire is used for electrically connecting the negative terminal of the energy storage module with the shell; the protection resistor is connected in series with the outgoing line; the current detection module is used for detecting the current at the tail end of the protection resistor; the insulating member is coated on the outer surface of the energy storage module; and the indicator lamp is used for displaying the working state of the energy storage module. By adopting the technical scheme, the insulation detection function of the high-voltage energy storage module is realized by utilizing a hardware circuit, and the secondary insulation detection circuit has a secondary insulation effect after the failure of the main insulation.
Description
Technical Field
The utility model belongs to the technical field of vehicle-mounted power supply safety, and particularly relates to a vehicle-mounted mobile energy storage high-voltage control box.
Background
As is known to all, a vehicle-mounted energy storage high-voltage control box is one of important components of a vehicle-mounted mobile high-voltage (DC is more than 4000V) energy storage system, and the existing vehicle-mounted mobile high-voltage energy storage system control box has the following defects:
firstly, insulation monitoring of the energy storage module cannot be realized, and secondary insulation protection after failure does not exist;
secondly, the existing high-voltage (U is more than 60V and less than or equal to 1500V) energy storage module brings electric shock risks to operators during trial production, production and maintenance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a vehicle-mounted mobile energy storage high-voltage control box for solving the technical problems in the prior art, which realizes the insulation detection function of a high-voltage energy storage module by using a hardware circuit and has the secondary insulation effect after the failure of main insulation.
The utility model aims to provide a vehicle-mounted mobile energy storage high-voltage control box, which at least comprises:
the lead-out wire is used for electrically connecting the negative terminal of the energy storage module with the shell;
a protection resistor 2 connected in series to the outgoing line;
the current detection module is used for detecting the current at the tail end of the protection resistor 2;
the insulating member is coated on the outer surface of the energy storage module;
and the indicating lamp is used for displaying the working state of the energy storage module.
Preferably, the current detection module is a hall sensor.
Preferably, the indicator light comprises a power supply normal indicator light, a discharge indicator light, a charge indicator light and a fault indicator light.
Preferably, the four indicator lights are different in color of light emission.
The utility model has the advantages and positive effects that:
1. according to the method, the leakage current is detected in a mode of combining the resistor and the Hall sensor, so that the insulation detection of the high-voltage battery energy storage module is realized, and the real-time online monitoring of the energy storage module is realized; further, in order to ensure the safety of operators, the resistance value of the selected resistor can ensure that the leakage current is less than 30mA under the highest voltage.
2. Outside guaranteeing with the electrical main insulation design of earth system, increase the cladding of the fashioned non-metallic material cladding of integrative bending as supplementary insulation in high-voltage box outward appearance, further strengthen the safety of battery energy storage module under on-vehicle direct current high-voltage environment.
3. In order to ensure that the energy storage module system can output internal information more directly and more quickly, the underground state lamp is added to display visual output, and personnel can more easily identify the working state of the energy storage module during single-machine debugging and system operation.
Drawings
FIG. 1 is a circuit diagram of a preferred embodiment of the present invention;
fig. 2 is a configuration view of the external appearance of the preferred embodiment of the present invention.
Wherein: 1. an indicator light; 2. a protection resistor; 3. a Hall sensor; 4. an insulating member.
Detailed Description
For a further understanding of the utility model, its nature and utility, reference should be made to the following examples, taken in conjunction with the accompanying drawings, in which:
as shown in fig. 1 and fig. 2, the technical solution of the present invention is:
a vehicle-mounted mobile energy storage high-voltage control box comprises:
the lead-out wire is used for electrically connecting the negative terminal of the energy storage module with the shell;
the protective resistor 2 is connected in series with the outgoing line;
the current detection module is used for detecting the current at the tail end of the protection resistor 2; in the preferred embodiment, the current detection module selects a high-precision hall sensor 3;
an insulating member 4 covering the outer surface of the energy storage module;
and the indicator lamp 1 is used for displaying the working state of the energy storage module. Wherein: the indicating lamp comprises a power supply normal indicating lamp, a discharge indicating lamp, a charge indicating lamp and a fault indicating lamp.
The battery cathode and the control box shell are connected through the protection resistor, the connecting line penetrates through the Hall sensor, the Hall sensor detects the current on the line, and then the insulation detection of the cathode of the energy storage module is realized, the connected protection resistor can be ensured to be in accordance with the safe current of a human body, the electric shock risk of operating personnel during trial manufacture, production and maintenance of the energy storage module is effectively reduced, in addition, the periphery of the energy storage module (high-voltage box) is coated with an integrally formed insulating material, the secondary insulation protection after the failure of the main insulation is realized, and 4-color state indicator lamps are added to the high-voltage box for further safely identifying the state of the energy storage module in a high-voltage environment.
The resistor meets the requirement that the current passing through the resistor under the highest voltage meets the safety current of a human body.
And the outside of the high-voltage box is coated with an integrally bent non-metallic material.
As shown in fig. 1, a lead is led out from the negative electrode of the battery energy storage module, the lead is connected with the casing shell, a protection resistor is connected in series with the lead, and the insulation condition of the energy storage module is judged by detecting the current at the tail end of the resistor through a high-precision hall sensor.
For the assembly, debugging and maintenance of the energy storage module, the leakage current of the selected resistor passing through the highest voltage of the battery is smaller than the human body safety current.
This embodiment still provides a structural design based on secondary insulation protection, like the appearance structure profile diagram shown in fig. 2, the cladding of the fashioned non-metallic material of integrative bending carries out secondary insulation protection at the device outward appearance, carries out secondary protection under the primary insulation protection inefficacy, effectively avoids the situation to further enlarge.
When the energy storage system is debugged and integrally operates, the local state of the single-machine module is output through the 4-color state lamp of the panel, and as shown in fig. 2, 4 states of power supply normal indication, discharge indication, charge indication, fault indication and the like of the energy storage module are output.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the scope of the technical solution of the present invention.
Claims (4)
1. The utility model provides a vehicle-mounted removes energy storage high voltage control box which characterized in that includes at least:
the lead-out wire is used for electrically connecting the negative terminal of the energy storage module with the shell;
a protection resistor (2) connected in series to the outgoing line;
the current detection module is used for detecting the current at the tail end of the protection resistor (2);
the insulating member is coated on the outer surface of the energy storage module;
and the indicating lamp is used for displaying the working state of the energy storage module.
2. The vehicle-mounted mobile energy storage high-voltage control box according to claim 1, wherein the current detection module is a Hall sensor.
3. The vehicle-mounted mobile energy storage high-voltage control box according to claim 1, wherein the indicator lamp comprises a power supply normal indicator lamp, a discharge indicator lamp, a charge indicator lamp and a fault indicator lamp.
4. The vehicle-mounted mobile energy storage high-voltage control box according to claim 3, wherein the four indicator lights are different in light color.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220470046.XU CN217022192U (en) | 2022-03-01 | 2022-03-01 | Vehicle-mounted mobile energy storage high-voltage control box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220470046.XU CN217022192U (en) | 2022-03-01 | 2022-03-01 | Vehicle-mounted mobile energy storage high-voltage control box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217022192U true CN217022192U (en) | 2022-07-22 |
Family
ID=82453154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220470046.XU Active CN217022192U (en) | 2022-03-01 | 2022-03-01 | Vehicle-mounted mobile energy storage high-voltage control box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217022192U (en) |
-
2022
- 2022-03-01 CN CN202220470046.XU patent/CN217022192U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101877474A (en) | Intelligent arc-fault circuit interrupter | |
| CN203337720U (en) | 110 kV live display device | |
| CN217022192U (en) | Vehicle-mounted mobile energy storage high-voltage control box | |
| CN102170106B (en) | Security protection method under vehicle high-voltage power supply system | |
| CN210657142U (en) | Transformer substation grounding device cathodic protection potential detection system | |
| CN215067228U (en) | Relay secondary cable does not have shielding layer route selection device | |
| CN203350346U (en) | Potential indicator with temperature measuring function | |
| CN212391595U (en) | Short circuit and open circuit detector for copper electrolytic polar plate | |
| CN211698045U (en) | Electric line insulation detection auxiliary device | |
| CN110656335A (en) | Transformer substation grounding device cathode protection potential detection system and detection method thereof | |
| CN106970282B (en) | ECU working state monitoring device and method of electric control diesel engine | |
| CN212965133U (en) | Dark current self-checking device for automobile generator | |
| CN208118985U (en) | A kind of simple charging box of electric car | |
| CN205484561U (en) | Online insulating detector of electric automobile intelligence | |
| CN207753450U (en) | A kind of electric car charger charging end error-polarity connection warning device | |
| CN216401200U (en) | Z40 intelligent alternating-current charging stake | |
| CN204231019U (en) | Passive high voltage electrified display interlock apparatus | |
| CN208399624U (en) | A kind of electric vehicle connector detection device | |
| CN213304517U (en) | Power connector with overvoltage protection function | |
| CN203278190U (en) | Leakage protection device of ungrounded high voltage supply system of electric car | |
| CN210269910U (en) | Fault indicator | |
| CN216145776U (en) | Earthing device for electric power construction | |
| CN213023340U (en) | Electric automobile insulation detection circuit | |
| CN113376430B (en) | Transformer substation pipe bus state distinguishing device | |
| CN113291350B (en) | EMUs high-pressure tank early warning device and EMUs that discharges |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |