CN209949470U

CN209949470U - LED car lamp intelligent control system of networking control

Info

Publication number: CN209949470U
Application number: CN201920317018.2U
Authority: CN
Inventors: 程剑; 赵立业; 于东旭
Original assignee: Hainachuan Haila Tianjin Lamp Co Ltd
Current assignee: Hainachuan Haila Tianjin Lamp Co Ltd
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-01-14
Anticipated expiration: 2029-03-13

Abstract

The utility model relates to the technical field of intelligent control of automobile lamps, in particular to an intelligent control system of LED automobile lamps controlled in a networking way, which comprises a wireless communication and remote control module and a detection interaction system; the wireless communication and remote control module comprises a driving circuit, an MCU integrated system and a remote end, the BCM is connected with the MCU integrated system through a vehicle lamp interface, the remote end is remotely connected with the MCU integrated system, the MCU integrated system controls the LED module through the driving circuit, and the detection interactive system is integrated in the BCM; the utility model discloses a sensor or directly through the cell-phone, equipment such as remote control, voice control combine hardware circuit automobile body BCM power supply to reach equipment or voice remote control car light and realize all functions of road illumination, including the stand-by battery, can let the car light have simultaneously and independently go out the car and regard as other auxiliary lighting alone, the audio amplifier lamp, functions such as thing allies oneself with network element have very strong application prospect.

Description

LED car lamp intelligent control system of networking control

Technical Field

The utility model relates to an automobile lamp intelligent control technical field, concretely relates to networked control's LED automobile lamp intelligent control system.

Background

For the automobile lamp, at present, no mature product applying wireless control such as WIFI, BLE MESH, infrared, zigbee and the like on the automobile lamp exists in the market, and no application of separating the automobile lamp from automobile control and independently forming a functional individual exists. For the technical literature, the following four are relatively close:

for CN201550338U, the wireless AP, data transmission, PLC control are used, and the singlechip is used for controlling the lamp end.

For CN106016162A, the running states of the vehicle and the lamps are mainly detected by a series of sensors and fed back to the control terminal in a wireless transmission mode, and the vehicle is mainly controlled, and the lamps are fed back as the normal working states of the road tool.

For CN202987070U, it is emphasized that the mobile phone controls the vehicle body state through wireless communication, and the function is somewhat similar to CN106016162A, but more portable than it.

For CN103309315A, be concentrated on vehicle safety monitoring, the unified management and control safety class of country is used, what adopted is that several kinds of 3G communication technology of cell-phone frequency channel realize controlling the automobile body ground through communication module control singlechip, can the networking thing allies oneself with.

For CN201550338U, such application networking cost is high, the end of the control end is fixed, and there is a great limitation, and it is difficult to implement networking interconnection between different control end networks, and it is difficult to meet future requirements for internet of things and portable control.

For CN106016162A, it does not relate to the implementation of hardware and software method to achieve the special control function that users want through wireless system, and it does not relate to the internet of things function that will be needed in future development.

For CN202987070U, intelligent applications such as vehicle lamp control and networking are not involved.

For CN103309315A, but not related to WIFI, BLE mesh, zigbee and other modes of networking, also not related to vehicle lamp applications.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a LED car lamp intelligence control system of networked control, through the sensor or directly through the cell-phone, equipment such as remote control, speech control combines hardware circuit automobile body BCM power supply to reach equipment or speech control car light and realizes all functions of road illumination, including backup battery, can let the car light have independently go out the car simultaneously and regard as other auxiliary lighting alone, the audio amplifier lamp, functions such as thing allies oneself with network deployment unit.

The utility model discloses a following technical scheme realizes:

an LED automobile lamp intelligent control system controlled in a networking mode comprises a BCM and an LED module; the system is characterized by comprising a wireless communication and remote control module and a detection interactive system; the wireless communication and remote control module comprises a driving circuit, an MCU integrated system and a remote end, the BCM is connected with the MCU integrated system through a car lamp interface, the remote end is connected with the MCU integrated system remotely, the MCU integrated system controls the LED module through the driving circuit, and the detection interaction system is integrated in the BCM.

Preferably, the MCU integrated system includes a wireless communication module and a control circuit, and the wireless communication is any one of WIFI, BLE MESH, infrared communication, zigbee or other wireless communication means.

Preferably, the remote end is a mobile phone, a Bluetooth sound box, an infrared remote controller, a ZIGBEE module or a communication base station.

Preferably, the driving circuit converts the 12V or 24V voltage provided by the BCM or the standby power supply into a range voltage required by each functional module of the car lamp LED, and provides a constant current for the LED module.

Preferably, the driving circuit is provided with a DIM, a PWM and an analog dimming interface.

Preferably, the MCU in the control circuit receives the processed electric signal and converts the processed electric signal into a high-low level signal which can be identified by the driving circuit, and the high level signal is processed through a PWM/DIM of an IC in the driving or an I/O port of a singlechip in the driving, so as to control the remote switch or the brightness of the function of the conventional vehicle lamp.

Preferably, the detection interaction system comprises a gravity sensor, an acceleration sensor and a photosensitive sensor.

Preferably, the MCU in the control circuit receives the electrical signal transmitted by the detection interactive system, and logically outputs a corresponding control signal to the driving circuit to control the lamp variation.

The utility model has the advantages that:

the invention realizes all functions of road illumination by a sensor or directly by devices such as a mobile phone, a remote control device and the like, and the voice control combines with a hardware circuit vehicle body BCM to supply power to the device or the voice remote control vehicle lamp, and the vehicle lamp has the functions of independently leaving the vehicle and independently serving as other auxiliary lighting, a sound box lamp, an internet of things networking unit and the like by adding a standby battery, thereby having strong application prospect.

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 a schematic block diagram of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

The embodiment discloses a networked control LED automobile lamp intelligent control system as shown in FIG. 1, which comprises a BCM and an LED module; the system comprises a wireless communication and remote control module and a detection interactive system; the wireless communication and remote control module comprises a driving circuit, an MCU integrated system and a remote end, the BCM is connected with the MCU integrated system through a car lamp interface, the remote end is connected with the MCU integrated system remotely, the MCU integrated system controls the LED module through the driving circuit, and the detection interaction system is integrated in the BCM.

The MCU integrated system comprises a wireless communication module and a control circuit, and the wireless communication is any one of WIFI, BLEMSH, infrared communication, zigbee or other wireless communication means. The remote end is a mobile phone, a Bluetooth sound box, an infrared remote controller, a ZIGBEE module or a communication base station. The driving circuit converts the 12V or 24V voltage provided by the BCM or the standby power supply into the range voltage required by each function module of the vehicle lamp LED, and provides constant current for the LED module. The driving circuit is provided with a DIM, a PWM and an analog dimming interface.

The MCU in the control circuit receives and processes the electric signal and converts the electric signal into a high-low level signal which can be identified by the drive circuit, and the high level signal is processed through the PWM/DIM of the IC in the drive or an I/O port of the inner singlechip in the drive, thereby controlling the remote switch or the brightness of the function of the conventional vehicle lamp. The detection interaction system comprises a gravity sensor, an acceleration sensor and a photosensitive sensor. The MCU in the control circuit receives the electric signal transmitted by the detection interactive system, and the logic outputs a corresponding control signal to the drive circuit to control the change of the lamp. The driving circuit converts the 12V or 24V voltage provided by the BCM or the standby power supply into the range voltage required by each function module of the vehicle lamp LED, and provides constant current for the LED module.

Example 2

The embodiment provides a solution for realizing intelligent control of the vehicle lamp, independently serving as illumination entertainment equipment and future internet-of-things application,

the method comprises the following hardware components:

1. the car light interface: traditional automobile lamp power signal receiving terminal

2. A drive circuit: the 12V or 24V voltage provided by the BCM or the standby power supply is converted into the range voltage required by each function module of the vehicle lamp LED, and constant current is provided for the LED module. Has DIM, PWM and analog dimming interfaces, can be matched with a communication module and an MCU to realize various dimming functions

3, LED module: including far and near light, day line position, turn to the lamp plate PCB of function such as, the optical component, the assembly of structure, general far and near light is total to the structure optical component, day line position and turn to total to the structure optical component

4. The control circuit: the wireless remote control system comprises a wireless communication (infrared, WIFI, BLE MESH, ZIGBEE, NB-IOT and the like) circuit, a traditional photosensitive and thermosensitive G-sensor sensing circuit and an MCU, wherein the former realizes the receiving, decoding and outputting of a control command to the MCU corresponding to a wireless communication remote control signal, and the latter receives the command and outputs various control signals to a driving circuit. In the wireless communication circuit, networking and Internet of things can be realized through WIFI, BLE MESH, ZIGBEE and NB-IOT.

5. And (3) other extensions: and corresponding extended application is realized by adding RFID, voice recognition, an audio circuit and the like.

6. A standby power supply: the solar battery is a lithium battery generally and is provided with a charging and discharging protection circuit, and the solar panel can be charged in a sustainable operation mode due to environmental protection. The automobile lamp is usually used in emergency lighting, entertainment extension after parking and networking lamp application, so that the automobile lamp can be used as a conventional road lighting function and also can be separated from an automobile and operated independently

There are several operating modes as follows:

1. the conventional application is as follows: the BCM of the vehicle body provides normal vehicle lamp control instructions such as far and near light, daytime running position, steering (including running water) and the like, the MCU of the control circuit is used for processing and outputting control signals to the driving circuit, various functions of conventional road illumination are realized, the control circuit is additionally provided with a corresponding decoding chip, and the receiving of communication instructions such as CAN, LIN and the like of the vehicle body end CAN also be realized.

2. Remote control (including mobile phone, remote controller, voice or body end control): through loading the program meeting the corresponding wireless communication (WIFI, BLE MESH, ZIGBEE and the like) protocol in the corresponding control unit, directly sending an instruction to the control circuit for receiving and decoding, and outputting the corresponding control signal to the drive circuit through the single chip microcomputer, thereby realizing the control of the car lamp

3. Other intelligent applications (off-vehicle light applications):

1) the BCM of the vehicle body supplies power, the command is transmitted to the receiving module through the mobile phone, the control circuit decodes the command and transmits a control signal to the driver, and the effects of dimming and lighting the vehicle lamp according to a set sequence are achieved

2) The automobile is not started, the power supply of the auxiliary battery is automatically switched, and the functions are realized

3) The car does not start, installs audio circuit additional through hardware, realizes bluetooth control audio amplifier lamp thing allies oneself with: more than 4.1 of Bluetooth, protocols such as Zigbee and WIFI support realization of networking functions, and considering network scale (65000, 65000, 15-32) and networking complex characteristic cost (WIFI requires a large amount of network equipment, Zigbee requires gateways, different gateways cannot be interconnected, and BLE MESH directly realizes network interconnection through a built-in Bluetooth chip of a mobile phone), the Bluetooth most easily meets the requirement of the Internet of things.

Example 3

The embodiment provides a concept for integrating multiple application extensions for the control system, provides directions for diversified application of the conventional vehicle lamp, and can be divided into the following parts which can be independently applied.

1. Conventional car light is used, BCM gives out each function control signal and its power line, if far and near light, convey for MCU through the interface, the logical judgement to BCM instruction has been gone into, certain way power line or signal transmission to drive circuit is exported or stopped, drive circuit (mainly carry out voltage conversion and processing control logic, the voltage that provides BCM turns into the voltage of suitable LED lamp pearl into, and provide the suitable electric current of LED lamp pearl, it has the step-down to be common, step-up, step-down, linear constant current etc.) output suitable voltage electric current for LED lamp pearl, thereby open or close far and near light function.

2. Wireless communication includes WIFI, BLE MESH, infrared, wireless means such as ZIGBEE and corresponding transmitting terminal (like the cell-phone, bluetooth sound, infrared remote controller, ZIGBEE module, communication base station etc.), use BLE MESH as the example, the cell-phone sends the instruction through built-in bluetooth module, wireless communication module is the bluetooth and accepts processing module (when the transmitting terminal is WIFI, infrared, when signals such as 5G, this module just is for corresponding accepting processing module, also can integrate many application modules) in the lamp this moment, this module conversion radio signal is the signal of telecommunication (corresponds the transmission protocol of each radio signal). The MCU in the control circuit receives and processes the electric signal and converts the electric signal into a high-low level signal which can be identified by the drive circuit, and the high level signal is processed through the PWM/DIM of the drive IC or the I/O port of the drive inner singlechip, thereby realizing the remote switch or brightness control of the function of the conventional vehicle lamp.

The remote control function is realized, meanwhile, the remote control function becomes a subunit with an internet of things foundation, other module units with wireless functions (such as intelligent street lamps, intelligent household electric lamps, electric appliances and various electronic devices of mobile phone lamps) are brought into a corresponding wireless network, a corresponding internet of things is formed, and communication control can be performed among the units in the network.

The voice signal is processed by the voice interaction chip, transmitted to the MCU and then driven to realize control.

3. The system provides intelligent detection and interactive application, the conventional application generally places some detections on the self condition of the automobile in the BCM, and if the BCM is extended into the automobile lamp, the BCM can provide the possibility that the intelligent function can be realized by replacing the automobile lamp for the automobile without the function. The warning function is not available in the vehicle generally.

Wherein, gravity, acceleration, illumination etc. condition are through corresponding traditional sensor for example gravity sensor, acceleration sensor, photosensitive sensor etc. turn into the signal of telecommunication, give drive part through MCU logic output corresponding control signal, control the change of lamp. Also through the two sudden strain of a muscle of light, flowing water, regular bright change lamp that goes out plays the effect of warning.

If the pedestrian is avoided, the camera receives the optical signal, the control on the drive is processed and converted by the control circuit MCU, and part of the drive control lamp is extinguished, so that the purpose of avoiding the region is achieved. If the fog is warned, the visibility of fog weather is low, and the transmission through light sensitive element turns into the signal of telecommunication, and MCU accepts the signal control drive, and the drive can realize that the two of lamp dodge or the automatic fog lamp mode of opening play the warning effect. If the driver detects the distance light of the opposite side at night, the light sensor receives the increased light intensity, and the MCU controls the driving to make the car lamp warn the opposite side under the sudden change number.

Example 4

The specific implementation manner of the embodiment is as follows:

1. APP written based on BLE MESH protocol and provided with functions (dimming, sequential lighting, flashing and breathing lamp) realized as required in mobile phone installation

2. The current adjusting mode (sliding or clicking) is selected through APP operation, and the Bluetooth sending module of the mobile phone sends an encrypted adjusting instruction

3. The Bluetooth receiving decoding chip in the vehicle lamp internal control circuit decodes as DXW520, and outputs control level capable of being identified by driving via MCU

4. Main control chip is like LM3429 among the drive circuit, and PWM/DIM foot receipt control level, thereby the duty cycle adjustment of control MOS flows through the electric current of LED module, realizes car light brightness control from this, can look for the equipment of installing same kind of bluetooth receiving module in cell-phone bluetooth APP, selects the network deployment, realizes many lamps and many equipment joint debugging through above-mentioned step. In the network, equipment which is not trusted can be removed through a set key updating program, and the safety is ensured.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An LED automobile lamp intelligent control system controlled in a networking mode comprises a BCM and an LED module; the system is characterized by comprising a wireless communication and remote control module and a detection interactive system; the wireless communication and remote control module comprises a driving circuit, an MCU integrated system and a remote end, the BCM is connected with the MCU integrated system through a car lamp interface, the remote end is connected with the MCU integrated system remotely, the MCU integrated system controls the LED module through the driving circuit, and the detection interaction system is integrated in the BCM.

2. The networking controlled LED automobile lamp intelligent control system according to claim 1, wherein the MCU integrated system comprises a wireless communication module and a control circuit, and the wireless communication is any one of WIFI, BLE MESH, infrared communication, zigbee or other wireless communication means.

3. The networking controlled LED automobile lamp intelligent control system as claimed in claim 1, wherein the remote end is a mobile phone, a Bluetooth sound box, an infrared remote controller, a ZIGBEE module or a communication base station.

4. The networking controlled LED automobile lamp intelligent control system as claimed in claim 1, wherein the driving circuit converts 12V or 24V voltage provided by the BCM or the standby power supply into range voltage required by each function module of the automobile lamp LED and provides constant current for the LED module.

5. The networked control LED automotive lamp intelligent control system according to claim 1, wherein the driving circuit is provided with DIM, PWM and analog dimming interfaces.

6. The intelligent control system of LED automobile lamps controlled in a networking way according to claim 1, wherein an MCU in the control circuit receives and processes electric signals and converts the electric signals into high and low level signals which can be identified by a driving circuit, and the high level signals are processed through PWM/DIM of an IC in driving or an I/O port of a driving inner singlechip to remotely switch or control the brightness of functions of conventional automobile lamps.

7. The networked controlled LED automotive light intelligent control system according to claim 1, wherein the detection interaction system comprises a gravity sensor, an acceleration sensor and a photosensitive sensor.

8. The networked control LED automobile lamp intelligent control system as claimed in claim 1, wherein the MCU in the control circuit receives the electric signal transmitted by the detection interactive system, and the logic outputs a corresponding control signal to the drive circuit to control the change of the lamp.

9. The networking controlled LED automobile lamp intelligent control system as claimed in claim 1, wherein the driving circuit converts 12V or 24V voltage provided by a BCM or a standby power supply into a range voltage required by an automobile lamp LED module, and provides constant current for the LED module.