CN217259904U - Low-voltage distribution intelligent detection control device - Google Patents
Low-voltage distribution intelligent detection control device Download PDFInfo
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- CN217259904U CN217259904U CN202122974276.8U CN202122974276U CN217259904U CN 217259904 U CN217259904 U CN 217259904U CN 202122974276 U CN202122974276 U CN 202122974276U CN 217259904 U CN217259904 U CN 217259904U
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The utility model discloses a low-voltage distribution intelligent detection control device, which comprises a vehicle body CAN bus, a CAN bus unit, a vehicle information intercommunication unit, a state quantity acquisition unit and a central control unit, the system comprises an analog quantity acquisition unit, a storage battery, a high-power plug connector and a power distribution output end, wherein a vehicle body CAN bus is connected with a CAN bus unit whole vehicle information intercommunication unit, the CAN bus unit whole vehicle information intercommunication unit is connected with a central control unit, the central control unit is connected with a state quantity acquisition unit and the analog quantity acquisition unit, the central control unit is connected with a power distribution output end, the power distribution output end is connected with the high-power plug connector and the storage battery, the power distribution output end is also connected with a temperature acquisition unit, the temperature acquisition unit is also connected with the analog quantity acquisition unit, the analog quantity acquisition unit is also connected with a voltage acquisition unit, and the voltage acquisition unit is also connected with the power distribution output end and the storage battery; the utility model has the characteristics of can improve whole car intelligent degree and whole car security.
Description
Technical Field
The utility model relates to an automobile parts field, concretely relates to low pressure distribution intellectual detection system controlling means.
Background
The way for the automobile electric control unit to acquire the signal mainly comprises two forms of an analog signal and a CAN digital signal. For example, the vehicle speed signal of the collection instrument CAN be obtained through two ways, namely, the signal is collected through a hard wire by an analog signal from a vehicle speed sensor, the collected wheel speed signal is converted into a vehicle speed signal according to a set strategy and is sent to a CAN bus, and the vehicle speed signal is obtained through the CAN bus. With the wide application of the automobile CAN bus technology, many meters are hung in a CAN network, and basically, the vehicle speed is acquired through the CAN bus, however, the source of the vehicle speed signal is single.
The circuit protection device of the low-voltage power supply system of the current vehicle has the problems that the circuit protection device is not intelligent enough, circuit protection components such as fuses cannot recover to devices needing to be replaced after being damaged by high-current impact, key information such as current, voltage, temperature, energy loss, fault devices and fault types cannot be counted, sorted and reported to a VCU of the whole vehicle, the energy consumption of the low-voltage power supply system of the whole vehicle cannot be effectively counted and managed, and the storage battery is not intelligently protected during charging.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a low pressure distribution intellectual detection system controlling means, it can improve whole car intelligent degree and put in order car security.
In order to solve the above problems, the utility model adopts the following technical scheme:
a low-voltage distribution intelligent detection control device comprises a vehicle body CAN bus, a whole vehicle information intercommunication unit of a CAN bus unit, a state quantity acquisition unit, a central control unit, an analog quantity acquisition unit, a storage battery, a high-power plug connector and a distribution output end, wherein the vehicle body CAN bus is connected with the whole vehicle information intercommunication unit of the CAN bus unit, the whole vehicle information intercommunication unit of the CAN bus unit is connected with the central control unit, the central control unit is also connected with the state quantity acquisition unit and the analog quantity acquisition unit, the central control unit is also connected with at least more than two distribution output ends, the distribution output ends are connected with the high-power plug connector and the storage battery, the distribution output end is also connected with a temperature acquisition unit, the temperature acquisition unit is also connected with the analog quantity acquisition unit, the analog quantity acquisition unit is also connected with a voltage acquisition unit, the voltage acquisition unit is also connected with the power distribution output end and the storage battery.
The further technical scheme is that an output state acquisition OUT is connected between the power distribution output end and the high-power plug connector and is connected with the central control unit, and the output state acquisition OUT is an output state acquisition signal output terminal and is used for signal transmission.
The further technical scheme is that a DCDC exchanger is connected between the power distribution output end and the storage battery, the DCDC exchanger is connected with a vehicle body CAN bus and a whole vehicle information intercommunication unit of a CAN bus unit, and the DCDC exchanger is used for voltage interchange and voltage stabilization.
The beneficial effects of the utility model are that: the utility model relates to a low voltage distribution intellectual detection system controlling means, it can improve the intellectuality, wherein count the arrangement and report whole car VCU including this device of electric current, voltage, temperature, energy loss, fault device, the key information accessible of fault type, whole car low pressure power supply system energy consumption obtains effectual statistics and management, and intelligent protection battery improves whole car security.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model relates to a low voltage distribution intellectual detection system controlling means's circuit schematic diagram.
In fig. 1: the system comprises a 1-state quantity acquisition unit, a 2-power distribution output end, a 3-temperature acquisition unit, a 4-output state acquisition OUT, a 5-central control unit, a 6-CAN bus unit, a whole vehicle information intercommunication unit, a 7-vehicle body CAN bus, an 8-analog quantity acquisition unit, a 9-voltage acquisition unit, a 10-storage battery, a 11-DCDC exchanger and a 12-high-power plug connector.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to fig. 1, a low-voltage power distribution intelligent detection control device comprises a vehicle body CAN bus 7, a CAN bus unit whole vehicle information intercommunication unit 6, a state quantity acquisition unit 1, a central control unit 5, an analog quantity acquisition unit 8, a storage battery 10, a high-power plug connector 12 and a power distribution output end 2, wherein the vehicle body CAN bus 7 is connected with the CAN bus unit whole vehicle information intercommunication unit 6, the CAN bus unit whole vehicle information intercommunication unit 6 is connected with the central control unit 5, the central control unit 5 is also connected with the state quantity acquisition unit 1 and the analog quantity acquisition unit 8, the central control unit 5 is also connected with at least more than two power distribution output ends 2, each power distribution output end 2 is connected with the high-power plug connector 12 and the storage battery 10, the power distribution output end 2 is also connected with a temperature acquisition unit 3 (a conventional temperature detector or other temperature acquisition components), the temperature acquisition unit 3 is also connected with the analog acquisition unit 8, the analog acquisition unit 8 is also connected with a voltage acquisition unit 9 (which can be a conventional voltage detector or other voltage acquisition parts), and the voltage acquisition unit 9 is also connected with the power distribution output end 2 and the storage battery 10.
An output state acquisition OUT4 is further connected between each power distribution output end 2 and the high-power plug connector 12, the output state acquisition OUT4 is connected with the central control unit 5, and the output state acquisition OUT4 is an output state acquisition signal output terminal and is used for signal transmission. And a DCDC exchanger 11 is also connected between the power distribution output end 2 and the storage battery 10, the DCDC exchanger 11 is also connected with a vehicle body CAN bus 7 and a whole vehicle information intercommunication unit 6 of the CAN bus unit, and the DCDC exchanger 11 is used for voltage interchange and voltage stabilization.
In the present embodiment, as shown in fig. 1, a plurality of power distribution output terminals 2 are connected to the central control unit 5 through electrical signal transmission, the power distribution output terminals 2 are connected to the storage battery 10 and the DCDC converter 11 through energy transmission, the other ends of the power distribution output terminals 2 are connected to the high-power plug 12 through energy transmission, and other connection methods are performed through electrical signal transmission.
In the electric vehicle using the battery 10 as the power source, because the output characteristics of the battery are soft and the output voltage is unstable, a DC/DC converter needs to be added between the fuel cell and the inverter, and the DC/DC converter mainly plays the following roles between the battery electric vehicles: voltage conversion: converting the output voltage of the fuel cell by a DC/DC converter and then supplying the converted output voltage to a motor driver; voltage stabilization: the output voltage of the fuel cell is unstable, the output voltage is stabilized through a closed-loop control system of a DC/DC converter, the high-power plug connector 12 CAN be connected with external equipment to collect or read key information of energy loss, fault devices and fault types to the central control unit 5 and finally connected to the vehicle body CAN bus 7, the state quantity collecting unit 1 and the analog quantity collecting unit 8 are conventional collectors in low-voltage power distribution detection, and the central control unit 5 and each power distribution output end 2 are interactively interconnected in a feedback and control mode.
The above-mentioned embodiment is only an example of the present invention, and is not intended to limit the scope of the present invention, and all technical solutions that are the same as or equivalent to the content of the claims of the present invention should be included in the scope of the present invention.
Claims (3)
1. The utility model provides a low voltage distribution intellectual detection system controlling means which characterized in that: comprises a vehicle body CAN bus, a CAN bus unit, a whole vehicle information intercommunication unit, a state quantity acquisition unit, a central control unit, an analog quantity acquisition unit, a storage battery, a plug connector and a power distribution output end, the CAN bus of the vehicle body is connected with the whole vehicle information intercommunication unit of the CAN bus unit, the whole vehicle information intercommunication unit of the CAN bus unit is connected with the central control unit, the central control unit is also connected with the state quantity acquisition unit and the analog quantity acquisition unit, the central control unit is also connected with at least more than two power distribution output ends, the power distribution output ends are connected with the plug connectors and the storage battery, the power distribution output ends are also connected with a temperature acquisition unit, the temperature acquisition unit is still connected with analog quantity acquisition unit, still be connected with voltage acquisition unit on the analog quantity acquisition unit, voltage acquisition unit still is connected with distribution output and battery.
2. The intelligent detection and control device for low-voltage power distribution according to claim 1, characterized in that: still be connected with output state between distribution output and the plug connector and gather OUT, OUT is gathered with central control unit to output state.
3. The intelligent detection and control device for low-voltage power distribution according to claim 1, characterized in that: still be connected with DCDC interchanger between distribution output and the battery, DCDC interchanger still with automobile body CAN bus and the whole car information intercommunication unit connection of CAN bus unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122974276.8U CN217259904U (en) | 2021-11-30 | 2021-11-30 | Low-voltage distribution intelligent detection control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122974276.8U CN217259904U (en) | 2021-11-30 | 2021-11-30 | Low-voltage distribution intelligent detection control device |
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| Publication Number | Publication Date |
|---|---|
| CN217259904U true CN217259904U (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122974276.8U Active CN217259904U (en) | 2021-11-30 | 2021-11-30 | Low-voltage distribution intelligent detection control device |
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| Country | Link |
|---|---|
| CN (1) | CN217259904U (en) |
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2021
- 2021-11-30 CN CN202122974276.8U patent/CN217259904U/en active Active
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