CN209845385U

CN209845385U - Universal lighting box

Info

Publication number: CN209845385U
Application number: CN201920403823.7U
Authority: CN
Inventors: 黄明锋; 卢梦奇; 周露露; 王沁沁; 魏秀秀; 禇辰; 潘以成; 陆骏; 叶舒
Original assignee: HASCO Vision Technology Co Ltd
Current assignee: HASCO Vision Technology Co Ltd
Priority date: 2019-03-27
Filing date: 2019-03-27
Publication date: 2019-12-24
Anticipated expiration: 2029-03-27

Abstract

The utility model relates to an automobile signal device technical field discloses a general point lamp box, including power module, little the control unit and linear drive module. The power supply module is electrically connected with the micro control unit and the linear driving module respectively; the micro control unit is also electrically connected with the linear driving module, is suitable for receiving and storing control information from an upper computer, and generates a time sequence signal for controlling the linear driving module to work according to the control information; the linear driving module comprises a plurality of linear channels and is suitable for controlling the on-off of each linear channel according to the time sequence signal so as to control the on-off of a lamp electrically connected with each linear channel in the lamp and realize the specific animation effect of the lamp. The utility model discloses a general lighting box can be used for the realization and the debugging of lighting and multiple animation effect of multiple animation lamp or chronogenesis lamp, can practice thrift the debugging cost, shortens the preparation cycle, helps promoting customer satisfaction.

Description

Universal lighting box

Technical Field

The utility model relates to a vehicle signal technical field specifically relates to a general point lamp box.

Background

With the development of lighting technology and the continuous progress of car lamp technology, the model also presents diversity, and the signal lamp light effect also develops along with it pluralism. The simple lighting function has not been able to meet the needs of customers, and tail lamps and time-series turn lamps having animation effects are gradually applied to vehicles. And the tail lamp and the time sequence steering lamp with animation effect have various requirements of customers due to rich content and different forms, so that the manufacturing of the sample piece is time-consuming, labor-consuming and financial.

Time consuming: due to the diversity of animation effects, technicians need to make lamp samples according to the understanding of requirements of customers, and the customers confirm the animation effects after lighting. The client often proposes a modification opinion to the animation effect, the technician modifies the sample again according to the opinion of the client, and then lights up for the client to confirm until the client is satisfied. In the sample preparation process, animation effects need to be repeatedly modified according to customer suggestions, sometimes, the difference between the front period and the rear period of lamp body data is huge, and sample pieces need to be re-prepared for many times. The sample preparation cycle is too long, resulting in sampling times that are far from the customer's expectations.

Labor-consuming: the debugging of animation effect, hardware and software all need to cooperate the change, and the change of local light luminance also needs hardware parameter adjustment, and can only adjust an effect at every turn and supply the customer to look over. Commissioning personnel need to go with the luminaire to the customer company for commissioning. The designer of each project spends a great deal of time in making the lighted sample, and repeated labor wastes a great deal of labor.

And (3) cost-consuming: the tail lamp and the time sequence steering lamp with animation effect comprise the light-emitting lamp and the control circuit, and the adjustment of the animation effect needs to modify the sample or even remanufacture the sample. A large amount of cost needs to be paid for manufacturing each round of sample pieces, and the time saved by designers can be used as other projects, so that more value is created for companies.

The existing tail lamp and time sequence steering lamp with animation effect have complex sample preparation process, delay the research and development period of the lamp, increase the burden of enterprises and obstruct the development of the enterprises.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problem that the system appearance process is complicated that has animation effect's tail lamp and chronogenesis indicator lamp that prior art exists, providing a general point lamp box, this general point lamp box has realized the separation of appearance control part and part of shining, can light the debugging with control to multiple lamps and lanterns, has simplified the system appearance process for the system appearance progress has reduced the system appearance cost.

In order to achieve the above object, the present invention provides a universal lighting box, which comprises a power module, a micro control unit and a linear driving module; the power supply module is electrically connected with the micro control unit and the linear driving module respectively; the micro control unit is also electrically connected with the linear driving module 3, is suitable for receiving and storing control information from an upper computer, and generates a time sequence signal for controlling the linear driving module to work according to the control information; the linear driving module comprises a plurality of linear channels and is suitable for controlling the on-off of the corresponding linear channels according to the time sequence signals so as to control the on-off of lamps electrically connected with the linear channels in the lamp and realize the specific animation effect of the lamp.

Preferably, the utility model discloses a general lighting box is still including being used for following the host computer is received control information's serial ports, the serial ports with little the control unit is connected. In the preferred technical scheme, the serial port can be conveniently connected with an upper computer, so that control information is uploaded to the micro control unit through the upper computer.

Preferably, each of the linear channels is adapted to regulate the output current and PWM, respectively. Through this preferred technical scheme, can control the height of the LED lamp that is connected with every linear channel respectively to realize the respiratory effect of richer animation effect and LED lamp.

Preferably, the micro control unit is adapted to store a plurality of separate pieces of control information and to execute each of the pieces of control information separately. Through this preferred technical scheme, the utility model discloses a general lighting box can independently light multiple LED lamp, realizes multiple animation effect.

Further preferably, the utility model discloses a general lighting box still include with the touch-sensitive screen that little the control unit electricity is connected, the touch-sensitive screen is suitable for the selection confession the control information section that little the control unit executed to be suitable for show present each the output current of linear channel. In the preferred technical scheme, different control information stored in the micro control unit can be selected through the touch screen to operate, so that different animation effects of different LED lamps can be realized, and the selection can be provided for a customer.

Preferably, the linear driving module comprises 24-60 linear channels, and the micro control unit is adapted to control each of the linear channels. Through this preferred technical scheme, the utility model discloses a general lighting box can control 24-60 way LED lamps altogether, can realize lighting more various LED lamps and lanterns, realizes more exquisite animation effect.

Further, the linear channels are divided into a plurality of groups, and each group of linear channels is suitable for driving the lighting of one LED animation lamp. In this preferred technical scheme, through right linear channel's grouping uses the linear channel drive different types of LED lamps and lanterns of different groups, makes the utility model discloses a general lighting box can adapt to different types of LED lamps and lanterns more conveniently to light when can realizing the LED lamps and lanterns of different grade type.

Further, the utility model discloses a general lighting lamp box still includes the output terminal interface, every group linear channel is connected to one the output terminal interface. In this preferred technical scheme, through the output interface, the utility model discloses a general lighting box can be connected with different LED lamps and lanterns more conveniently, realizes lighting and debugging of LED lamps and lanterns.

Preferably, the utility model discloses a general lighting box still includes the passageway adjust knob that is used for controlling every group the linear channel operating condition; the number of the channel adjusting knobs is the same as the grouping number of the linear channels. Through this preferred technical scheme, through adjusting the passageway adjust knob of different groups, can adjust the output current isoparametric of different groups linear channel to realize the different effects of lighting up of different lamps and lanterns.

Through the technical scheme, the utility model discloses a box of lighting a lamp has generally realized the tail lamp that has animation effect and the control part and the separation of display part of chronogenesis indicator for the system appearance of tail lamp and chronogenesis indicator that has animation effect has the commonality, and animation effect's realization and adjustment are convenient advantage. The number of different linear channels of the drive can be stored in the universal lighting box, so that the multi-section control information with different animation effects can be realized, the carrying is convenient, and different animation effects can be conveniently displayed for customers. And the upper computer can conveniently modify the animation effect without changing hardware, so that the period of sample piece manufacturing is shortened, the cost of sample piece manufacturing is reduced, the processes of product shaping and volume production are accelerated, and the customer perception is improved.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of one embodiment of a power module of the present invention;

FIG. 3 is a schematic diagram of one embodiment of a micro control unit of the present invention;

fig. 4 is a schematic diagram of one embodiment of a linear drive module of the present invention;

fig. 5 is an external view of an embodiment of the present invention.

Description of the reference numerals

1 power supply module 2 micro control unit

3 linear driving module 4 serial port

5 6 output interface of touch screen

7 channel adjusting knob

Detailed Description

The following detailed description of the embodiments of the present invention is provided in conjunction with the accompanying drawings, and it should be understood that the embodiments described herein are merely for purposes of illustration and explanation, and the scope of the present invention is not limited to the following embodiments.

As shown in fig. 1, an embodiment of the universal lighting box of the present invention includes a power module 1, a micro control unit 2, and a linear driving module 3. The power module 1 is used for converting mains supply into direct current of 3.3V and 5V, providing power required for working for the micro control unit 2, the linear driving module 3 and the like, and providing power required for driving the LED lamp to be lighted through a linear channel of the linear driving module 3. The working principle of the power supply module is shown in fig. 2, and the power supply module 1 is divided into two parts, namely a part and b part. The mains supply is subjected to voltage reduction and rectification to form 12V direct current (not shown in the figure), on one hand, the direct current is connected to VCC of a part a, the direct current is connected to a Vin pin (1 pin) of an integrated block U1 through diodes D1 and D2, the integrated block U1 is an LM2596 integrated block, stable 5V direct current voltage is provided through a Vout pin (2 pin) under the control of the voltage division effect of R1 and R2, the maximum 3A driving current can be provided, the direct current is connected to the linear driving module 3 through an inductor L1, and the LED lamp is driven to be turned on through a linear channel. On the other hand, the 12V dc is also electrically connected to Vin in the b part, and is isolated by the diode D3, filtered by the capacitor C5 and then connected to the integrated blocks U2 and U3, and outputs 5V and 3.3V stable dc voltages through the voltage reduction and stabilization actions of U2 and U3, the 5V voltage is used as the working power supply of some supporting circuits, and the 3.3V voltage provides the working power supply for the micro control unit 2. The schematic diagram of the micro control unit 2 is shown in fig. 3, a control chip of the micro control unit adopts an STM32F10xVC single chip microcomputer, a static SRAM with 64 kbytes is built in the micro control unit, and the micro control unit can receive and store control information (executable program) from an upper computer. When the program is executed, a timing signal for controlling the linear driving module 3 is generated, and the on/off of the linear channel in the linear driving module 3 is controlled by the SPI signal. The schematic diagram of the linear driving module 3 is shown in fig. 4, and the core thereof adopts a TLC5947 integrated block manufactured by texas instruments, usa, which has 24 linear channels, and receives a timing signal of the micro control unit 2 through SPI communication, so that each linear channel is turned on and off according to a certain timing. In this embodiment, each 4 channels of the TLC5947 chip are connected together to control a string of LED lamps to increase the current load of the channels, so that one TLC5947 chip can provide a linear channel for controlling 6 LED lamps. Multiple TLC5947 integrated blocks can be used in the linear driving module 3, and the number of linear channels of the linear driving module 3 is increased by cascading in a way that the SOUT pin of the first TLC5947 integrated block is connected to the SIN pin of the second TLC5947 integrated block. Each linear channel is connected to a string of LED lamps, and the on-off of the linear channels controls the on-off of different LED lamp strings in the LED lamp at different time nodes so as to realize the specific animation effect of the LED lamp. Different animation effects of the LED lamp can be achieved by adjusting control information from the upper computer, and hardware does not need to be changed.

The working process of the universal lighting box of the embodiment is as follows: the software engineer communicates with the client, and writes control information (executable program) on the upper computer according to the animation effect or the time sequence effect required by the client. The universal lighting box is connected with an interface of an upper computer, control information is uploaded into the universal lighting box (stored in an internal storage unit of the micro control unit 2), and the universal lighting box is disconnected with the upper computer after the control information is finished. According to the requirements of customers, a display part sample of the LED lamp is manufactured, the display part of the LED lamp needs to be matched with other parts of the customers, and the possibility of changing the display part is small. And connecting a specific linear channel of the linear driving module 3 in the general lighting box with a corresponding LED lamp string, powering on to light a display part of the LED lamp, observing the animation effect or the time sequence effect of the LED lamp, modifying control information on an upper computer if necessary, uploading again and lighting again. And lighting the lamp in the face of the customer, soliciting the customer's opinions, modifying the control information on the upper computer according to the customer's opinions if necessary, repeating the steps to solicit the customer's opinions again until the customer is satisfied, and finishing the manufacturing of the sample piece of the lamp.

In some embodiments of the utility model, as shown in fig. 1, still have serial ports 4 on the general point lamp box, serial ports 4 is connected with little the control unit 2 electricity for receive control information from the host computer. The control information of the upper computer is received through the connection mode of the serial port 4 and the upper computer, the connection is very convenient, and the universality is stronger.

In some embodiments of the present invention, the linear driving module 3 can adjust the output current and PWM of each linear channel respectively. By adjusting the output current and/or PWM of each linear channel, the brightness of the lamp connected with the linear channel can be controlled, and richer animation effects, such as respiratory effects, are realized.

The utility model discloses an in some embodiments, can save the independent control information of multistage in little the control unit 2's the memory cell, every section control information is used for controlling the break-make of corresponding linear passageway to drive lamps and lanterns and produce certain animation effect. Each section of control information can be operated independently or simultaneously to display different animation effects, so that comparison and selection are facilitated for clients.

In some embodiments of the present invention, the general lighting box further has a touch screen 5 thereon, and the touch screen 5 is electrically connected to the micro control unit 2. All control information segments stored in the micro control unit 2 can be displayed on the touch screen 5, and a certain control information segment can be selected to operate through the touch screen 5, so that a corresponding animation effect can be displayed on the lamp. When the control information runs, the current output current of each linear channel is displayed on the touch screen 5, so that the working parameters of each string of LED lamps can be clearly mastered.

In some embodiments of the present invention, the linear driving module 3 can provide 24-60 linear channels, and since the internal channels of every four TLC5947 integrated blocks are connected to be used as one linear channel, 24-60 linear channels need to be provided by cascading 4-10 TLC5947 integrated blocks. And the micro control unit 2 controls all channels through SPI communication under the support of control information. More linear channels can independently control more LED lamp strings, and the achieved animation effect is finer and smoother. Moreover, more linear channels can simultaneously and independently control a plurality of lamps.

In some embodiments of the present invention, the plurality of linear channels of the linear driving module 3 are divided into a plurality of groups, and each group includes a plurality of linear channels. Each control information segment controls the on-off of the linear channels in the same group, and each group of linear channels drives one type of LED lamps to be lightened so as to realize the animation effect of the lamps.

In some embodiments of the utility model, still have output end interface 6 on the general lighting box, the figure of output port 6 is the same with the linear passageway's of linear drive module 3 grouping figure, and every linear passageway of group is connected to same output end interface 6. Different strings of lamps of the lamp are connected with different linear channels in the same group through the output end interface 6.

In some embodiments of the present invention, as shown in fig. 5, the general lighting box is further provided with a channel adjusting knob 7 for controlling the operating state of each group of linear channels. The number of the channel adjusting knobs 7 is the same as the number of groups of linear channels, and each channel adjusting knob 7 controls one linear channel group. The maximum operating current of all linear channels in the respective group can be adjusted by the channel adjustment knob 7.

To sum up, the utility model discloses a general lighting box has integrateed and can have driven multiple lamps and lanterns to realize animation effect or chronogenesis effect control module, has realized lamps and lanterns control division and display portion's separation. In carrying out tail lamp animation or chronogenesis indicator sample manufacturing process, only need make the display part of lamps and lanterns, and use the utility model discloses a corresponding control software of general point lamp box cooperation realizes animation effect, has saved the cost of sample preparation. When the animation effect needs to be adjusted, only the control software needs to be modified, and the hardware part does not need to be changed, so that the manufacturing time of the sample piece is shortened, and the cost for modifying the sample piece is reduced. Through the practical use of the inventor, the sample preparation period of the animation tail lamp can be shortened by 3-4 weeks, the project process is effectively accelerated, and the customer perception is improved. The utility model discloses a general point lamp box covers the show requirement of current all sample pieces of lighting a lamp, when carrying out the sample piece preparation of different tail lamp animation or chronogenesis indicator, only needs the sample piece of preparation display part, has alleviateed the work load of hardware preparation, the utility model discloses a general point lamp box can be used repeatedly in different projects, has reduced the waste of sample piece preparation in-process material. The utility model discloses a control information that general point lamp box used can be worked out in the host computer and accomplish and upload the use, and it is convenient to work out, revise. The utility model discloses a general box body of lighting a lamp is small in size, convenient to carry makes things convenient for the show of lamps and lanterns animation effect.

The utility model discloses an among the preferred embodiment, can realize the effect such as light and dark, breathing of lamps and lanterns to the output current of each linear channel and PWM's control for the animation effect of lamps and lanterns is abundanter. The storage of multistage control information makes the utility model discloses a different animation effect can be realized to general point lamp box under the condition of not modifying the procedure on lamps and lanterns, and the customer of being convenient for compares and selects the animation effect of difference, also is helping improving the speed of affirmation of customer to the sample. The use of the touch screen facilitates the selection of control information segments and the monitoring of the state of each in-service linear channel. Grouping of linear channels is convenient the utility model discloses a general point lamp box is connected with the lamps and lanterns that constitute by the lamp cluster of different figure, also is convenient for confirm the specific linear channel that different control information sections correspond. Such as: the general lighting box has 24 linear channels; the lamp A consists of 6 LED lamp strings, the lamp B consists of 8 LED lamp strings, and the lamp C consists of 10 LED lamp strings; the control information section A controls 6 linear channels, the control information section B controls 8 linear channels, and the control information section C controls 10 linear channels. If the linear channels are not grouped, it is not easy to know which linear channels the lamp A, the lamp B and the lamp C are respectively connected to, and it is also not easy to distinguish which linear channels the control information segment A, the control information segment B and the control information segment C respectively control. The 24 linear channels are divided into three groups I, II and III according to the number of 6, 8 and 10, and group identification is carried out, so that the lamp A, the lamp B or the lamp C consisting of different LED lamp strings can be easily connected with the linear channel groups with corresponding number. When the control information is compiled, each control information segment controls each linear channel in the same group, so that the control information segment can be conveniently corresponding to the controlled linear channel. It is also possible to add the group identifier of the linear channel to the name of the control information segment, so that the corresponding relationship is more definite, and the calling of the control information segment and the connection of the lamp are more convenient.

Reference throughout this specification to "some embodiments" or "some embodiments" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. In this specification, the schematic representations thereof do not necessarily have to be directed to the same embodiment.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims

1. A universal lighting box is characterized by comprising a power supply module (1), a micro control unit (2) and a linear driving module (3); the power supply module (1) is electrically connected with the micro control unit (2) and the linear driving module (3) respectively; the micro control unit (2) is also electrically connected with the linear driving module (3) and is suitable for receiving and storing control information from an upper computer and generating a time sequence signal for controlling the linear driving module (3) to work according to the control information; the linear driving module (3) comprises a plurality of linear channels and is suitable for controlling the on-off of the corresponding linear channels according to the time sequence signals so as to control the on-off of lamps electrically connected with the linear channels in the lamp, and the specific animation effect of the lamp is realized.

2. The universal light box according to claim 1, further comprising a serial port (4) for receiving the control information from the upper computer, wherein the serial port (4) is connected to the micro control unit (2).

3. The universal light cartridge of claim 1, wherein each of said linear channels is adapted to regulate output current and PWM, respectively.

4. A universal lighting kit as claimed in claim 3, characterized in that said micro-control unit (2) is adapted to store a plurality of separate pieces of control information and to execute each of said pieces of control information separately.

5. A universal lighting kit according to claim 4, further comprising a touch screen (5) electrically connected to said micro-control unit (2), said touch screen (5) being adapted to select a control information segment for execution by said micro-control unit (2) and to display the current output current of each of said linear channels.

6. A universal lighting cartridge as claimed in claim 4, characterized in that the linear driving module (3) comprises 24-60 of said linear channels, the micro-control unit (2) being adapted to control each of said linear channels.

7. The universal light box of claim 6, wherein said linear channels are divided into a plurality of groups, each of said linear channels being adapted to drive the illumination of one of the light fixtures.

8. A universal lighting cartridge as claimed in claim 7, further comprising output port interfaces (6), each set of said linear channels being connected to one of said output port interfaces (6).

9. A universal lighting fixture as claimed in claim 7, further comprising a channel adjustment knob (7) for controlling the operating conditions of each set of said linear channels; the number of the channel adjusting knobs (7) is the same as the grouping number of the linear channels.