CN201378889Y - Fully digitized underwater light dimming device - Google Patents

Fully digitized underwater light dimming device Download PDF

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Publication number
CN201378889Y
CN201378889Y CN200920012358U CN200920012358U CN201378889Y CN 201378889 Y CN201378889 Y CN 201378889Y CN 200920012358 U CN200920012358 U CN 200920012358U CN 200920012358 U CN200920012358 U CN 200920012358U CN 201378889 Y CN201378889 Y CN 201378889Y
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CN
China
Prior art keywords
module
circuit module
chip microcomputer
controllable silicon
lamp
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CN200920012358U
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Chinese (zh)
Inventor
郭威
王晓辉
赵洋
任福林
崔胜国
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中国科学院沈阳自动化研究所
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Priority to CN200920012358U priority Critical patent/CN201378889Y/en
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Publication of CN201378889Y publication Critical patent/CN201378889Y/en

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Abstract

The utility model discloses a fully digitized underwater light dimming device, which comprises a microcontroller, a communication bus module, a photoelectric isolating circuit module and a main circuit module, wherein the microcontroller is regarded as a core and receives digital control signals of a main control computer via the communication bus module, and after being processed by the microcontroller, the control signals trigger the controllable silicon of the main circuit module to be conducted via isolating a trigger circuit module; the microcontroller also acquires digital interrupt signals of a main power input module via isolating a synchronous circuit module, and the digital interrupt signals are used as synchronous signals for triggering the controllable silicon; the controllable silicon of the main circuit module receives the triggering signals to regulate the voltage of an underwater light; and the main power input module is connected with the microcontroller via an AC/DC converting module to supply power, and the main power input module supplies power to the underwater light via the main control circuit module. The device not only saves weight and space, but also makes the interface of the dimming device simple, and has the advantages of convenient adjustment, high reliability, low cost and strong functions.

Description

A kind of full-digitalization underwater lamp dimming device

Technical field

The utility model relates to underwater robot underwater lamp dimming technology, be specifically a kind of digital control technology and communication technology of adopting to the distributed control of lamp under water, realize lamp digitlization under water and modularization control a kind of full-digitalization underwater lamp dimming device.

Technical background

Underwater robot is a kind of marine equipment that is operated in, many Underwater Cameras are installed on it, and video camera will be observed situation in the sea, lamp provides illumination under water, owing to different waters, Various Seasonal, the visibility difference in the seawater, and, along with video camera distance is wanted the difference of object observing, the definition of image is also inequality, so the needed lamplight brightness of the video camera of diverse location is also inequality on the underwater robot.The adjusting of lamp brightness is under water adopted and is adopted dual mode usually on the conventional underwater robot, but first kind is adopted the transformer change voltage of pressure regulation on the water surface to realize, the shortcoming of this kind method is: one, if change voltage, light on all underwater robots all changes, this causes the change of other video camera that has mixed up illumination, thereby causes the video effect of observed target bad; Two,, in this sense, also be a bottle footpath to the very dark underwater robot of the degree of depth because the water surface is very long to the transmission range of underwater robot carrier, and the resistance on the transmission path is very big, has consumed a large amount of electric energy.The second way is concentrated by computer in the cabin by the light modulating device in the electronic compartment light modulating device is carried out light modulation, although can realize the independent light modulation of each lamp, but the space that takies electronic compartment that this scheme is not only a large amount of, and expansion also is difficult to realize, to newly adjust the layout of electronic compartment, perhaps redesign electronic compartment, cost and time had so both been increased, and the connector quantity that makes electronic compartment leave is very many, thereby the volume that makes electronic compartment becomes big, and the probability that breaks down also increases.Therefore, above-mentioned two kinds of dimming modes demand of incompatibility underwater robot development more and more.

The utility model content

In order to overcome above-mentioned deficiency, the purpose of this utility model provide a kind of simple and practical, have independently a kind of full-digitalization underwater lamp dimming device of power supply and communication interface.

To achieve these goals, the technical solution adopted in the utility model is:

A kind of full-digitalization underwater lamp dimming device, comprise: single-chip microcomputer, communication bus module, photoelectric isolating circuit module and main circuit module, with the single-chip microcomputer is core, described single-chip microcomputer is by the digital controlled signal of communication bus module reception main control computer, and described digital controlled signal triggers the controllable silicon conducting of main circuit module by the insulation triggering circuit module after single-chip microcomputer is handled; Described single-chip microcomputer is also gathered the digital interrupt signal of general supply input module by isolating synchronous circuit module, as the synchronizing signal of controllable silicon triggering; The controllable silicon of described main circuit module regulates and control under water modulating voltage by the triggering signal that receives; Described general supply input module is connected with single-chip microcomputer by the AC/DC conversion module realizes that main circuit module and single-chip microcomputer isolation power, and described general supply input module is through governor circuit module for power supply lamp extremely under water.

Described communication bus module adopts general interface type CAN bus/RS-485 bus, adopts the Interface design of above-mentioned bus, realizes increasing and decreasing as required lamp quantity under water.

Described isolation synchronous circuit module is that resistance is connected with optical coupling isolator, and the signal of its generation triggers the silicon controlled synchronizing signal as single-chip microcomputer.

The corresponding every road of controllable silicon difference of described governor circuit is lamp under water, and single-chip microcomputer is controlled the brightness of lamp under water of every road respectively by controllable silicon.

The utlity model has following advantage:

1, the utility model adopts the total digitalization design, the reliability and the antijamming capability of light modulating device have been improved, dim signal transmits by CAN bus or RS-485 bus, controllable silicon is then realized by the digital I/O mouth that reaches single-chip microcomputer with triggering signal synchronously, improved the anti-jamming capacity of whole device, overcome the shortcoming that analog signal is subject to disturb, and carried out photoelectricity by optocoupler between these signals and interface microcontroller and isolate the reliability improved light modulating device, safe.

2, the utility model directly utilizes the power supply of the main circuit of input, adopt the mode of photoelectric coupled device and singlechip interruption to realize the required synchronizing signal of controllable silicon adjusting, this mode had both been saved traditional lock-out pulse transformer, saved corresponding processing signals and lead again, therefore reduced the volume and weight of this device and improved the reliability of installing.

3, the utility model adopts optocoupler to realize the silicon controlled pulse-triggered, has saved the controllable silicon pulse transformer that adopts on the traditional circuit, has reduced this device size, volume and weight.

4, the utility model adopts general Interface design, various types of underwater robots all can adopt this device, need not carry out newly developed again and design, directly can utilize, therefore can reduce the cost of novel underwater robot redevelopment, shorten the time of exploitation.

5, the utility model interface is simple, and function is independent, but therefore distributed arrangement compare with centralized control and to disperse and reduced risk, be easy to install and expansion the useful space on the reasonable use underwater robot.

6, the utility model is independent from electronic compartment, not only reduces the size of electronic compartment and reduces the electronic compartment number of times that opens the cabin, and has improved reliability; And replacing and easy to maintenance, one is installed badly, does not influence other module work.

7, the utility model can be the interface type of two kinds of buses, and one is the CAN bus interface, and another is the RS-485 bus interface, can order wire be received on the employed bus terminal according to interface shape during use.

Description of drawings

Fig. 1 is a kind of full-digitalization underwater lamp dimming device theory structure of the utility model schematic diagram;

Fig. 2-1 is a kind of full-digitalization underwater lamp dimming device hardware configuration of the utility model schematic diagram;

Fig. 2-2 is a kind of full-digitalization underwater lamp dimming device circuit theory diagrams of the utility model;

Fig. 3 is the main program flow chart of a kind of full-digitalization underwater lamp dimming device of the utility model;

Fig. 4 is the interrupt handling routine flow chart of a kind of full-digitalization underwater lamp dimming device of the utility model;

Fig. 5 is the application extension schematic diagram of a kind of full-digitalization underwater lamp dimming device of the utility model.

Embodiment

Below in conjunction with Figure of description the utility model is described in further detail.

As shown in the figure, a kind of full-digitalization underwater lamp dimming device, comprise: main control computer and single-chip microcomputer, with the single-chip microcomputer is core, described single-chip microcomputer is by the digital controlled signal of communication bus module reception main control computer, and described control signal triggers the controllable silicon conducting of main circuit module by the insulation triggering circuit module after single-chip microcomputer is handled; Described single-chip microcomputer is also gathered the digital interrupt signal of general supply input module by isolating synchronous circuit module, as the synchronizing signal of controllable silicon triggering; The controllable silicon of described main circuit module regulates and control under water modulating voltage by the triggering signal that receives; Described general supply input module is connected power supply by the AC/DC conversion module with single-chip microcomputer, described general supply input module also supplies power to the lamp under water of governor circuit module.

As shown in Figure 1, the input and output of this device are a plurality of interfaces, present embodiment adopts 5 external input/output interfaces, wherein general supply input module and communication bus module (CAN bus or RS-485 bus) are the power supply input and the interface that externally carries out information exchange of this device, the shared watertight socket of general supply input module and communication bus module, wherein power line is two, two of order wires.Other 4 interfaces are the interface of lamp under water that is provided with as required, it should be noted that no matter use several roads lamp under water, and general supply input module and communication bus module are that interface is to use interface, and other untapped interface of lamp under water can seal with shutoff.

Shown in Fig. 2-1, this device is realized information exchange by communication bus module and main control computer.The communication bus module of this device is that CAN bus or RS-485 bus have two types, selects by binding post for described two types.Wherein the CAN bus is by the communication that links to each other with single-chip microcomputer of CAN chip for driving and CAN protocol chip.Wherein the RS-485 bus is by the communication that links to each other with single-chip microcomputer of MAX483 chip.The general supply input module provides power supply for the single-chip microcomputer of this device, and be mainly 4 the tunnel under water lamp light power is provided.Single-chip microcomputer receives the signal of isolating synchronous circuit, as the synchronizing signal of each controllable silicon triggering of main circuit; The order of single-chip microcomputer received communication bus module, handle each silicon controlled triggering signal of back output through single-chip microcomputer, triggering signal triggers the conducting of corresponding main circuit module controllable silicon through the insulation triggering circuit module, thereby realizes the adjusting of the gamut brightness of lamp under water of each road.

Shown in Fig. 2-2, connect with resistance R 51 after the input inverse parallel of two optical coupling isolators of the chip P5 of isolation synchronous circuit module, and then join with the 1st and 2 pin of the JPWR terminal of 110V AC power, the ZCINT signal periodically appears at the chip P5 output of isolating synchronous circuit module, this signal can reflect that AC power is when through " zero " point of overvoltage, this is contained AC power cross the signal of " zero " information and link to each other, handle the synchronizing signal that trigger as silicon control zero-cross the back through single-chip microcomputer U1 with the interrupt source INT0 pin of single-chip microcomputer U1.Single-chip microcomputer U1 receives synchronizing signal, and handle to the command information of the JCAN or the J485 terminal of communication bus module, after the routine processes through single-chip microcomputer U1, single-chip microcomputer U1 exports each silicon controlled triggering signal, these 4 triggering signals link to each other with the input of the optical coupling isolator P1~P4 of insulation triggering circuit module, the output of insulation triggering circuit module links to each other with the trigger end G of controllable silicon Q1~Q4, the output of controllable silicon Q1~Q4 is exported 4 street lamp light and is regulated power supply to the 1st pin of lamp terminal JO1~JO4 under water, constitutes 4 tunnel adjusting power supplys of lamp under water with the 2nd pin of lamp JO1~JO4 under water respectively.Single-chip microcomputer can be controlled the angle of silicon controlled conducting according to order, thereby regulates the voltage between the 1st and the 2nd pin of lamp JO1~JO4 under water, and the scope of adjusting is 0~110V, thus under water lamp owing to the change of its both end voltage light gamut scalable.Interface ISP is used for the download of Single-chip Controlling program in addition.The Single-chip Controlling program adopts the establishment of C language, is stored in behind the program assembly in the electricity erasable memorizer of single-chip microcomputer, and back operation automatically powers on.Single Chip Microcomputer (SCM) program mainly comprises main program and interrupt handling routine.

As shown in Figure 3, the idiographic flow of the utility model full-digitalization underwater lamp dimming device main program is:

Carry out initialization earlier, be in recurrent state then;

In circulation, judged whether the CAN interrupt identification,, calculated four road ghyristor timer control time variablees, carried out CAN command reception and CAN data sending processing if any then removing the CAN interrupt identification; As do not have the CAN interrupt identification, and judged whether serial interface communication mode, if any serial interface communication mode, then remove the serial ports interrupt identification, calculate four road ghyristor timer control time variablees, receive serial ports instruction and loopback serial data; As do not have serial interface communication mode, main program to turn back to have judged whether CAN interrupt identification, program cycle.

As shown in Figure 4, the utility model full-digitalization underwater lamp dimming device break in service handling procedure is mainly carried out 5 interrupt service routines, being respectively CAN interruption, serial ports reception interruption, zero cross fired interruption, 10ms timer capture interrupt and 10ms timer interrupts, have no progeny in entering, single-chip microcomputer forwards corresponding interrupt handling routine to according to interrupt type, after each interrupt handling routine is handled corresponding task, turn back to the main program when interrupting, main program continues to carry out.Wherein each Interrupt Process comprises: CAN interrupts, and receives the CAN data from spi bus, puts the CAN interrupt identification; Serial ports receives and interrupts, and receiving data frames is put the serial ports interrupt identification; Zero cross fired is interrupted, and puts timer capture time value and starts 10 milliseconds of timers; 10ms timer capture interrupt, the corresponding controllable silicon of control conducting; The 10ms timer interrupts, and the timeing closing device cuts out each SCR control signal.

As shown in Figure 5, full-digitalization underwater lamp dimming device can be expanded by CAN bus or RS-485 bus, form distributed Control Network with other Control Node, the lamp Control Node is independently of one another under water, can increase or reduce the quantity of node according to actual needs, simultaneously also can come the flexible arrangement position of lamp control device under water, improve the reasonable utilization in space on the underwater robot, make the entire machine people become very compact according to the physical location of lamp under water.

Claims (4)

1, a kind of full-digitalization underwater lamp dimming device comprises: single-chip microcomputer, communication bus module, photoelectric isolating circuit module and main circuit module is characterized in that:
With the single-chip microcomputer is core, and described single-chip microcomputer is by the digital controlled signal of communication bus module reception main control computer, and described digital controlled signal triggers the controllable silicon conducting of main circuit module by the insulation triggering circuit module after single-chip microcomputer is handled;
Described single-chip microcomputer is also gathered the digital interrupt signal of general supply input module by isolating synchronous circuit module, as the synchronizing signal of controllable silicon triggering;
The controllable silicon of described main circuit module regulates and control under water modulating voltage by the triggering signal that receives;
Described general supply input module is connected with single-chip microcomputer by the AC/DC conversion module realizes that main circuit module and single-chip microcomputer isolation power, and described general supply input module is through governor circuit module for power supply lamp extremely under water.
2, by the described a kind of full-digitalization underwater lamp dimming device of claim 1, it is characterized in that: described communication bus module adopts general interface type CAN bus/RS-485 bus, adopts the Interface design of above-mentioned bus, realizes increasing and decreasing as required lamp quantity under water.
3, according to the described a kind of full-digitalization underwater lamp dimming device of claim 1, it is characterized in that: described isolation synchronous circuit module is that resistance is connected with optical coupling isolator, and the signal of its generation triggers the silicon controlled synchronizing signal as single-chip microcomputer.
4, according to the described a kind of full-digitalization underwater lamp dimming device of claim 1, it is characterized in that: the corresponding every road of controllable silicon difference of described governor circuit is lamp under water, and single-chip microcomputer is controlled the brightness of lamp under water of every road respectively by controllable silicon.
CN200920012358U 2009-03-25 2009-03-25 Fully digitized underwater light dimming device CN201378889Y (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101848572A (en) * 2009-03-25 2010-09-29 中国科学院沈阳自动化研究所 Full-digitalization underwater lamp dimming device
CN107592713A (en) * 2017-09-14 2018-01-16 中科电力装备集团有限公司 A kind of ocean nuclear power underwater lighting tele-control system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101848572A (en) * 2009-03-25 2010-09-29 中国科学院沈阳自动化研究所 Full-digitalization underwater lamp dimming device
CN101848572B (en) * 2009-03-25 2013-03-13 中国科学院沈阳自动化研究所 Full-digitalization underwater lamp dimming device
CN107592713A (en) * 2017-09-14 2018-01-16 中科电力装备集团有限公司 A kind of ocean nuclear power underwater lighting tele-control system

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Granted publication date: 20100106

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