CN212851142U

CN212851142U - Vehicle atmosphere lamp control system

Info

Publication number: CN212851142U
Application number: CN201821424927.8U
Authority: CN
Inventors: 鹿丙领
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-11-13
Filing date: 2018-08-31
Publication date: 2021-03-30
Anticipated expiration: 2028-08-31
Also published as: CN212851141U

Abstract

The utility model discloses a vehicle atmosphere lamp control system, including CAN bus transceiver circuit, control module and drive circuit, CAN bus transceiver circuit links to each other with former car is used for transmitting the CAN bus of vehicle atmosphere lamp control signal, and control module links to each other with CAN bus transceiver circuit and drive circuit respectively, and control module is according to the customized new drive signal transmission to drive circuit that generates of CAN bus transceiver circuit received control signal, the demonstration of drive circuit drive vehicle atmosphere lamp. The utility model discloses to the vehicle that adopts the CAN bus to carry out vehicle atmosphere lamp control, the signal of its original mode of regulation of intercepting is adjusted into self-defined mode, then drives vehicle atmosphere lamp and shows, has realized the self-defined adjustment to the display mode that former car loaded. The utility model discloses still can carry out the custom setting according to the external environment parameter when the vehicle is down, improve user's individualized demand greatly, promote user experience.

Description

Vehicle atmosphere lamp control system

Technical Field

The utility model relates to a vehicle atmosphere lamp research field, in particular to vehicle atmosphere lamp control system.

Background

The vehicle atmosphere lamp is mainly an illuminating lamp for decoration, is generally distributed near a doorsill, a door handrail and the like, and is generally combined and displayed by three primary colors of red, blue and green. The atmosphere in the vehicle can be baked, the sensory stimulation is enhanced, the driving experience of the vehicle is improved, and the grade of the whole vehicle is improved. The design method has become an important consideration for people to select and purchase vehicle models, and naturally becomes a very important part of the design of the automotive interior.

The functions and types of the atmosphere lamps in various automobiles are different greatly at present. Generally, a plurality of modes are fixedly set by an automobile manufacturer before leaving a factory according to possible use scenes, the display color is single, and a user can only manually select the modes and cannot realize personalized setting. Meanwhile, the intelligent control system cannot be adjusted according to the environment, the vehicle running state and the like, does not have the intelligent regulation function, and is difficult to meet the requirements of customers.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's shortcoming and not enough, provide a vehicle atmosphere lamp control system, can carry out self-defined setting to the vehicle atmosphere lamp display mode that former car loaded through this system, can carry out self-defined setting according to the external environment parameter that the vehicle is current, improve user's individualized demand greatly, promote user experience.

The purpose of the utility model is realized through the following technical scheme: the vehicle atmosphere lamp control system comprises a CAN bus transceiving circuit, a control module and a driving circuit, wherein the CAN bus transceiving circuit is connected with a CAN bus of an original vehicle for transmitting a vehicle atmosphere lamp control signal, the control module is respectively connected with the CAN bus transceiving circuit and the driving circuit, the control module generates a new driving signal in a self-defined mode according to the control signal received by the CAN bus transceiving circuit and sends the new driving signal to the driving circuit, and the driving circuit drives the vehicle atmosphere lamp to display. The utility model discloses to the vehicle that adopts the CAN bus to carry out vehicle atmosphere lamp control, the signal of its original mode of regulation of intercepting is adjusted into self-defined mode, then drives vehicle atmosphere lamp and shows, has realized the self-defined adjustment to the display mode that former car loaded.

Preferably, the CAN bus transceiver circuit adopts a TJA1050 type CAN chip. The chip has low cost and strong anti-interference capability.

Preferably, the control module adopts a singlechip of an ARM inner core. Has the advantages of convenient use and low cost.

Preferably, the driving circuit comprises a field effect transistor, a grid electrode of the field effect transistor is connected with the output end of the control module, and a drain electrode of the field effect transistor is connected with the vehicle atmosphere lamp. The invention can realize the control of the opening and closing of the field effect tube through high and low level signals, further realize the control of the vehicle atmosphere lamp and can change various colors.

Preferably, the vehicle atmosphere lamp control system further comprises a storage module, and the storage module is connected with the control module. The storage module can be used for storing the control mode modified in the past, so that the next calling is facilitated.

Preferably, the memory module adopts a 24C02 type memory chip. The chip has low manufacturing cost and enough storage space, and can meet the requirement.

Preferably, the vehicle atmosphere lamp control system comprises an audio signal acquisition module, and the audio signal acquisition module is connected with the control module. The control module can realize self-defined setting according to the current music in the vehicle or voice recognition of people in the vehicle and the like.

Preferably, the vehicle atmosphere lamp control system comprises an environment parameter sensor, wherein the environment parameter sensor comprises a temperature sensor, a humidity sensor and the like and is connected with the control module. The control module can realize self-defined setting according to the environmental parameters.

Preferably, the vehicle atmosphere lamp control system comprises a vehicle driving state sensor, the vehicle driving state sensor comprises a speed sensor, an acceleration sensor, a yaw angle sensor and the like, and the vehicle driving state sensor is connected with the control module. The control module can realize self-defined setting according to the vehicle running state.

Preferably, the vehicle atmosphere lamp control system comprises a wireless communication module, and the wireless communication module is connected with the control module. The user can set a control command through the mobile phone, and then the display mode of the current vehicle atmosphere lamp is changed.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model discloses CAN revise the vehicle atmosphere lamp control mode one-to-one that the former factory of CAN bus transmission set for, revise the mode that the former factory set for the mode that user oneself likes, improve user's individualized demand. The utility model provides a demonstration of independent drive circuit drive vehicle atmosphere lamp has the advantage that sets up simply, with low costs.

2. The utility model provides a set up audio signal collection module, environmental parameter sensor, vehicle running state sensor etc. on the vehicle, can send control signal by control module according to the data of sensor, the display mode of intelligent regulation atmosphere lamp has further improved user's degree of independence.

3. The utility model provides a directly assign the adjustment order to control module through wireless communication module, improve the convenience of change mode.

4. The utility model discloses a singlechip and various low cost's chip can realize, simple structure, and the interference killing feature is strong, and whole cost is low, the actual popularization and application of being convenient for.

Drawings

Fig. 1 is a block diagram of a vehicular atmosphere lamp control system according to the present embodiment.

Fig. 2 is a circuit diagram of the CAN bus transceiver circuit in this embodiment.

Fig. 3 is a circuit diagram of the driving circuit in the present embodiment.

Fig. 4 is a circuit diagram of the memory module in the present embodiment.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.

Examples

As shown in fig. 1, this embodiment a vehicle atmosphere lamp control system belongs to the equipment of installing additional of research and development on former car basis, and this equipment is to adopting the CAN bus to carry out the vehicle of vehicle atmosphere lamp control signal transmission for the control signal of intercepting former car carries out self-defined modulation to the colour of lamp strip. The CAN bus transceiver mainly comprises a CAN bus transceiver circuit, a control module, a storage module and a drive circuit, and each part is specifically described below with reference to the accompanying drawings 2 to 4.

Referring to fig. 2, the CAN bus transceiver circuit of the present embodiment is connected to a CAN bus of an original vehicle for transmitting a vehicle atmosphere lamp control signal, and is configured to send an acquired signal of an original adjustment mode to a control module, where a TJA1050 type CAN chip U1 is mainly used, a vehicle-mounted CAN bus signal is accessed to a U1 chip through an RXD pin, and a U1 chip is grounded after being connected in series with a capacitor C1 through a VCC pin, so as to keep the signal stable. The signal is output to the control module through the TXD pin.

In this embodiment, the control module uses an STM32F103C8T6 type single chip microcomputer, the single chip microcomputer CAN acquire a control signal sent by the CAN bus transceiver circuit, and then the control signal is manually adjusted to a display mode desired by a user. And generating a driving signal, sending the driving signal to a driving circuit, and simultaneously placing the updated mode into a storage module, so that the stored new mode can be directly called when the control signal is input next time.

In the present embodiment, 3 driver circuits are used, each of which is shown in fig. 3 and includes a field effect transistor Q1, a gate of the field effect transistor Q1 is connected to the output PA6 of the control module, and a drain (ROUT terminal) is connected to the vehicle atmosphere lamp. The display mode adjusted by the control module is substantially the modulation of three primary colors of red, green and blue, taking a red light as an example, if the red light needs to be turned on, the control module sends a high level signal to the gate of the field effect transistor Q1, the field effect transistor Q1 is turned on, and then the red light bar displays red with specified brightness. If the light source does not need to be turned on, the control module sends a low level signal to the grid electrode of the field effect transistor Q1, the field effect transistor Q1 is not conducted, and the red light bar is turned off. The driving circuit of the embodiment can directly control the display of the original factory lamp strip, has a simple structure and is easy to realize.

Referring to fig. 4, the memory module in this embodiment adopts a 24C02 type memory chip. The chip realizes the stability of data transmission through the capacitor C1, the resistor R7 and the resistor R8 together.

In this embodiment, a plurality of sensor assemblies including an audio signal acquisition module, an environmental parameter sensor, a vehicle driving state sensor, and the like are further added.

The audio signal acquisition module can adopt a voice recognizer, a voice database is loaded in the control module, and the working mode of the lamp can be automatically adjusted as long as a user in the vehicle sends a command through voice. Of course, the audio signal collection module may employ a microphone for recognizing the frequency or intensity of music in the vehicle, and thus the control module automatically adjusts the operating mode of the lamp according to the current music signal. The speech recognizer and the microphone can adopt the existing hardware equipment. It is also easy for those skilled in the art to load a database in the control module and then compare the identification.

The environment parameter sensor can adopt a temperature sensor, a humidity sensor, an infrared light sensor and the like, and the control module can automatically adjust the working mode of the atmosphere lamp according to signals fed back by the sensors. For example, if the outside temperature is high, the control module may select a cool-tone ambient lamp, or the like.

The vehicle driving state sensor can adopt a speed sensor, an acceleration sensor, a yaw angle sensor and the like, and the control module can automatically adjust the working mode of the atmosphere lamp according to signals fed back by the sensors. For example, if the yaw angle sensor is deflected by a large angle, or the acceleration is suddenly increased, the control atmosphere lamp operates in a relatively conspicuous red color or the like.

In this embodiment, an APP program may be further provided on the user mobile terminal, and the wireless communication module may be provided in the vehicle atmosphere lamp control system. Thus, the user can directly send the control command to the system through the mobile terminal. Of course, the control module in the control system can export the data stored in the storage module.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. The vehicle atmosphere lamp control system is characterized by comprising a CAN bus transceiving circuit, a control module and a driving circuit, wherein the CAN bus transceiving circuit is connected with a CAN bus of an original vehicle, the CAN bus transceiving circuit is used for transmitting vehicle atmosphere lamp control signals, the control module is respectively connected with the CAN bus transceiving circuit and the driving circuit, the control module generates new driving signals in a self-defined mode according to the control signals received by the CAN bus transceiving circuit and sends the new driving signals to the driving circuit, and the driving circuit drives the vehicle atmosphere lamp to display.

2. The vehicle ambience lamp control system of claim 1, wherein the CAN bus transceiver circuit employs a TJA1050 type CAN chip.

3. The vehicular atmosphere lamp control system of claim 1, wherein the control module employs a single chip microcomputer with an ARM core.

4. The vehicle atmosphere lamp control system of claim 1, wherein the driver circuit comprises a field effect transistor having a gate coupled to the output of the control module and a drain coupled to the vehicle atmosphere lamp.

5. The vehicular ambience lamp control system of claim 1, further comprising a memory module, the memory module being coupled to the control module.

6. Vehicle atmosphere lamp control system according to claim 5, wherein the memory module employs a memory chip of type 24C 02.

7. The vehicular ambience lamp control system of claim 1, wherein the vehicular ambience lamp control system includes an audio signal collection module, the audio signal collection module being coupled to the control module.

8. The vehicular ambience lamp control system of claim 1, wherein the vehicular ambience lamp control system includes an environmental parameter sensor, the environmental parameter sensor including a temperature sensor, a humidity sensor, coupled to the control module.

9. The vehicular ambience lamp control system of claim 1, wherein the vehicular ambience lamp control system includes a vehicular driving condition sensor including a speed sensor, an acceleration sensor and a yaw angle sensor, coupled to the control module.

10. The vehicular ambience lamp control system of claim 1, wherein the vehicular ambience lamp control system includes a wireless communication module, the wireless communication module being coupled to the control module.