CN203812042U - Aging control apparatus using intelligent display technologies - Google Patents
Aging control apparatus using intelligent display technologies Download PDFInfo
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- CN203812042U CN203812042U CN201420200193.0U CN201420200193U CN203812042U CN 203812042 U CN203812042 U CN 203812042U CN 201420200193 U CN201420200193 U CN 201420200193U CN 203812042 U CN203812042 U CN 203812042U
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Abstract
The utility model discloses an aging control apparatus using intelligent display technologies which is used as an aging control apparatus. The apparatus comprises a one-chip microcomputer, a keyboard, a relay driving circuit, a buzzer alarming circuit, a temperature detecting circuit, a digitron driving circuit and an intelligent display. The one-chip microcomputer, the keyboard, the relay driving circuit, the buzzer alarming circuit, the temperature detecting circuit, and the digitron driving circuit are connected with the intelligent display. The one-chip microcomputer is a microcomputer of STC12C5A60S2. The apparatus of the utility model provides an increased aging control precision on large power rate equipment and can act immediately when abnormality arises in the aging process. At the same time, it can display aging state and time, therefore, preventing large power rate equipment from being damaged.
Description
Technical field
The utility model relates to a kind of ageing control device, be specifically related to a kind of ageing control device of applying intelligent display technology.
Background technology
Because manufacture craft, material and the purposes etc. of powerful device differ greatly with low-power equipment, if it not carried out to aging test, be difficult to ensure stability and the reliability in Important Project, applied, therefore, must carry out the aging test of powerful device, in official hour, testing equipment is powered up, make under its power rating that is operated in amount, whether after having tested, reexamine its performance meets the demands, and to carry out this work, the aging time control problem in gap just becomes carries out one of this object gordian technique.So, a kind of aging control time accuracy of powerful device that improves of design, what ageing process was occurred processes extremely in time, and can intelligent display ageing state and the ageing control circuit plate of time.
Summary of the invention
For the deficiency existing in prior art, the utility model object is to be to provide a kind of ageing control device of applying intelligent display technology, improve the accuracy of the aging control of powerful device, what ageing process was occurred processes extremely in time, and show ageing state and time, guarantee that powerful device can be not damaged.
To achieve these goals, the utility model is to realize by the following technical solutions: the ageing control device of application intelligent display technology, comprise single-chip microcomputer, keyboard, relay drive circuit, buzzer alarm circuit, temperature sensing circuit, Nixie tube drive circuit and intelligent display, single-chip microcomputer is connected with keyboard, relay drive circuit, buzzer alarm circuit, temperature sensing circuit, Nixie tube drive circuit respectively, Nixie tube drive circuit is connected with intelligent display, and described single-chip microcomputer is single-chip microcomputer STC12C5A60S2.
As preferably, described Nixie tube drive circuit comprises the first chip, the second chip, the 3rd chip, four-core sheet and charactron, the ISET pin of the first chip is by connect+5V of resistance power supply, the DIN pin of the first chip, LOAD pin and CLK pin connect the P2.0 pin of single-chip microcomputer, P2.1 pin is connected with P2.2 pin, DIG0 pin-DIG7 pin of the first chip connects A8 pin-A1 pin of the second chip, the G1 pin of the second chip, G2 pin ground connection, Y1 pin-Y8 pin of the second chip connects I8 pin-I1 pin of four-core sheet, O1 pin-O8 pin of four-core sheet connects C1 pin-C8 pin of charactron, a pin-dp pin of charactron connects the O1-O8 pin of the 3rd chip, I1 pin-I8 pin of the 3rd chip connects SEG DP pin-SEG A pin of the first chip.
The utility model the necessity of ageing equipment problem and ageing equipment control research according to ubiquity in powerful device, inquire into the aging strategy of precise time control and the Research Thinking of intelligent display technology.According to technological requirement, need under the environment of 40 DEG C, carry out to machine product the high temperature ageing of certain hour, adopt dedicated computer system ageing control circuit plate to make high temperature ageing production run realize whole-course automation, thereby avoid operating personnel's operation in hot environment, keep the sealing of high temperature ageing chamber, temperature constant, greatly reduce operating personnel's labour intensity simultaneously.It is control core that ageing control device adopts high-performance STC series monolithic, realizes becoming and send the functions such as output signal conversion, parameter display, warning processing, meter status instruction, instrument setting, parameter calibration and parametric compensation; For convenience of being used in conjunction with all kinds of transmitters, sensor, display instrument is provided with 4MA-20MA current interface and multiregion voltage interface simultaneously; Realize the collection to voltage signal by instrument die for special purpose number converter MAX1272; In conjunction with analog/digital A/D switch technology, charactron dynamically show, serial communication RS232 and Infrared Ray Remote Control Technology, realize the function such as current/voltage-converted and collection, off-limit alarm and remote control of sending output signal to becoming, display instrument can be used in conjunction with transmitter and the sensor of the output of curtage signal.Control device by actual verification based on single-chip microcomputer STC12C5A60S2 carries out relevant control; the error of digestion time, off time and time digestion period is all less than 100ms; what occur for aging platform is overheated; by temperature sensor, DS18B20 protects, and guarantees that powerful device can be not damaged.
Brief description of the drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is structured flowchart of the present utility model;
Fig. 2 is Nixie tube drive circuit figure of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
With reference to Fig. 1-2, this embodiment is by the following technical solutions: the ageing control device of application intelligent display technology, comprise single-chip microcomputer 1, keyboard 2, relay drive circuit 3, buzzer alarm circuit 4, temperature sensing circuit 5, Nixie tube drive circuit 6 and intelligent display 7, single-chip microcomputer 1 is connected with keyboard 2, relay drive circuit 3, buzzer alarm circuit 4, temperature sensing circuit 5, Nixie tube drive circuit 6 respectively, Nixie tube drive circuit 6 is connected with intelligent display 7, and described single-chip microcomputer 1 is single-chip microcomputer STC12C5A60S2.
Described Nixie tube drive circuit 6 comprises the first chip U1, the second chip U2, the 3rd chip U3, four-core sheet U4 and charactron U5, the ISET pin of the first chip U1 is by connect+5V of resistance power supply, the DIN pin of the first chip U1, LOAD pin and CLK pin connect the P2.0 pin of single-chip microcomputer 1, P2.1 pin is connected with P2.2 pin, DIG0 pin-DIG7 pin of the first chip U1 connects A8 pin-A1 pin of the second chip U2, the G1 pin of the second chip U2, G2 pin ground connection, Y1 pin-Y8 pin of the second chip U2 connects I8 pin-I1 pin of four-core sheet U4, O1 pin-O8 pin of four-core sheet U4 connects C1 pin-C8 pin of charactron U5, a pin-dp pin of charactron U5 connects the O1-O8 pin of the 3rd chip U3, I1 pin-I8 pin of the 3rd chip U3 connects SEG DP pin-SEG A pin of the first chip U1.
The first described chip U1 is MAX7219 chip.
The second described chip U2 is 74HC540 chip.
The 3rd described chip U3 is ULN2803 chip.
Described four-core sheet U4 is TD62738 chip.
This embodiment is utilized the FLASH storer in STC12C5A60S2, and compiled software program is written into wherein, uses P3 port to process key in data by software control; P2 port carries out read-write operation to one-wire bus digital temperature sensor DS18B20, thereby completes pilot relay driving circuit of temperature data acquisition P1 port; The corresponding time parameter of P0 port treatment of aged, and deliver to display screen demonstration, in the time of Graphics Processing and timing processing, adopting inner 16 bit timing device and the interruptions of STC12C5A60S2, embodiment is:
1. control panel is taking Strong MCU STC12C5A60S2 as core, by keyboard, relay drive circuit, display circuit, buzzer warning, temperature sensing circuit and single-chip microcomputer integrated circuit composition, by the aging each time parameter of Keyboard Control, start aging program, switch show state, and temperature detection part, adopt digital temperature sensor DS18B20, it is 0.5 degree that resolution is set, in the time detecting that in aging platform, the temperature of resistance exceedes setting value, immediately by Single-chip Controlling relay drive circuit, thereby cut off the power supply in this aging district, stop aging, and point out by buzzer alarm circuit, and relay drive circuit, by the output of Single-chip Controlling and then control programmable power supply, within digestion period, control unlatching and the disconnection of power supply output by aging control plate.
2. intelligent display device adopts 5inch common anode utmost point charactron to complete, the required drive current of 5inch charactron is larger, can not directly be driven by single-chip microcomputer, need design Nixie tube drive circuit in addition, by MAX7219 chip, ULN2803 chip, 74HC540 chip and TD62738 chip complete the driving of charactron, MAX7219 chip is serial input/output common cathode charactron display driver chip that MAXIM produces, it can drive 87 segment numeral pipes, compatible communication bus SPI interface, when MAX7219 chip operation, under the effect of the display control circuit of hardware dynamic surface sweeping therein, realize the dynamic demonstration of 8 charactrons, ULN2803 chip is the high voltage that has of Motorola Inc.'s production, 8 road Darlington drivers of large electric current, each road drive current can reach 500MA, meet the requirement of 5inch charactron to drive current, 74HC540 chip itself is for driving common cathode charactron, DIG0-DIG7 selects control signal in the position as 8 charactrons after phase inverter 74HC540 chip, realizing automated manner shows, manual mode shows, alarm indication, fully loaded demonstration, the output function of display instrument adopts communication interface RS232 to realize, the pattern setting of display instrument, the functions such as parameter calibration realize by Infrared remote controller.
3. control software and have ageing parameter setting, keyboard scan, temperature detection, delay process, first software arrange aging initial parameter, then enter keyboard scan, after finishing dealing with, carry out again temperature detection, carry out afterwards delay process, between keyboard scan, temperature detection, delay process, circulation is carried out again, until test mission completes or have abnormal conditions to stop.After control panel powers up, by the time of initialization digestion time, off time, digestion period, show at the front two of display simultaneously.
More than show and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and instructions, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (2)
1. the ageing control device of application intelligent display technology, it is characterized in that, comprise single-chip microcomputer (1), keyboard (2), relay drive circuit (3), buzzer alarm circuit (4), temperature sensing circuit (5), Nixie tube drive circuit (6) and intelligent display (7), single-chip microcomputer (1) respectively with keyboard (2), relay drive circuit (3), buzzer alarm circuit (4), temperature sensing circuit (5), Nixie tube drive circuit (6) is connected, Nixie tube drive circuit (6) is connected with intelligent display (7), described single-chip microcomputer (1) is single-chip microcomputer STC12C5A60S2.
2. the ageing control device of application intelligent display technology according to claim 1, it is characterized in that, described Nixie tube drive circuit (6) comprises the first chip (U1), the second chip (U2), the 3rd chip (U3), four-core sheet (U4) and charactron (U5), the ISET pin of the first chip (U1) is by connect+5V of resistance power supply, the DIN pin of the first chip (U1), LOAD pin and CLK pin connect the P2.0 pin of single-chip microcomputer (1), P2.1 pin is connected with P2.2 pin, DIG0 pin-DIG7 pin of the first chip (U1) connects A8 pin-A1 pin of the second chip (U2), the G1 pin of the second chip (U2), G2 pin ground connection, Y1 pin-Y8 pin of the second chip (U2) connects I8 pin-I1 pin of four-core sheet U4, O1 pin-O8 pin of four-core sheet (U4) connects C1 pin-C8 pin of charactron (U5), a pin-dp pin of charactron U5 connects the O1-O8 pin of the 3rd chip (U3), I1 pin-I8 pin of the 3rd chip (U3) connects SEG DP pin-SEG A pin of the first chip (U1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200193.0U CN203812042U (en) | 2014-04-23 | 2014-04-23 | Aging control apparatus using intelligent display technologies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420200193.0U CN203812042U (en) | 2014-04-23 | 2014-04-23 | Aging control apparatus using intelligent display technologies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203812042U true CN203812042U (en) | 2014-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420200193.0U Expired - Fee Related CN203812042U (en) | 2014-04-23 | 2014-04-23 | Aging control apparatus using intelligent display technologies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203812042U (en) |
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2014
- 2014-04-23 CN CN201420200193.0U patent/CN203812042U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20170423 |
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| CF01 | Termination of patent right due to non-payment of annual fee |