CN202102075U - Numerically-controlled power supply security board - Google Patents
Numerically-controlled power supply security board Download PDFInfo
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- CN202102075U CN202102075U CN2011201958429U CN201120195842U CN202102075U CN 202102075 U CN202102075 U CN 202102075U CN 2011201958429 U CN2011201958429 U CN 2011201958429U CN 201120195842 U CN201120195842 U CN 201120195842U CN 202102075 U CN202102075 U CN 202102075U
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Abstract
The utility model discloses a numerically-controlled power supply security board, comprising a main board and a debugging board. The main board is used for voltage detection, current detection, poor grounding detection, voltage leakage detection and current leakage detection of single-phase AC, when an abnormal situation occurs, a warning prompt is sent out, and corresponding control measures are executed. The main board is also provided with a debugging board interface and an extension interface for three-phase electricity detection, the debugging board interface is connected with the debugging board and used for adjusting and resetting the warning value when conditions change, the warning value can be saved for a long term in a single chip machine EEPROM and cannot be lost even in the case of power-down. The extension interface for three-phase electricity detection is used for being connected with an extension board and is capable of carrying out under-voltage and over-current detection for three-phase electricity after being connected with the extension board. According to the utility model, the warning value can be reset, and three-phase electricity can be detected, therefore the numerically-controlled power supply security board has higher practicality.
Description
Technical field
The utility model relates to alternating current and detects and the control technology field, and particularly a kind of voltage detecting, current detecting, imperfect earth that can be used for alternating current detects, drain voltage detects, leakage current detects and the DCPS digitally controlled power source security personnel plate of processing controls.
Background technology
At present, power supply security personnel plate is dumb to being provided with of the warning value of overvoltage/undervoltage, overcurrent, grounding safety voltage, drain voltage and leakage current, and power supply security personnel plate is once coming into operation, and the alarm settings that configures can not be adjusted again.And existing power supply security personnel plate can only detect narrow application range to the above-mentioned each item of single-phase alternating current.
The utility model content
The utility model technical matters to be solved is to above-mentioned power supply security personnel plate of the prior art once coming into operation; The alarm settings of setting on it can not be changed again and can only detect the problem of single-phase alternating current and a kind of DCPS digitally controlled power source security personnel plate of proposing, and this power supply security personnel plate can rapid adjustment, each item warning value is set and can detects three-phase alternating current.
The technical matters that the utility model requires to solve can realize through following technical scheme:
A kind of DCPS digitally controlled power source security personnel plate; Comprise mainboard and debugging plate, said mainboard comprises that a main circuit board and single-chip microcomputer and the supply module, voltage detection module, current detection module, ground connection detection module, drain voltage detection module, leakage current detection module, expansion three-phase electricity interface module, debugging plate interface module, luminotron alarm output module, hummer alarm output module, mute button load module, the relay that are arranged on the main circuit board control output module; The input termination civil power of said supply module, supply module output terminal connect single-chip microcomputer and voltage detection module, current detection module, ground connection detection module, drain voltage detection module, leakage current detection module, luminotron alarm output module, hummer alarm output module is supplied power to them; The input termination voltage transformer (VT) of said voltage detection module, the output terminal of voltage detection module connects the voltage detection signal input end on the single-chip microcomputer; The input termination current transformer of said current detection module, the output terminal of current detection module connects the current detection signal input end on the single-chip microcomputer; The input end grounding of said ground connection detection module, ground connection detection module output terminal connects the ground signalling input end on the single-chip microcomputer; The input termination drain voltage sensor of said drain voltage detection module, the output terminal of drain voltage detection module connects the drain voltage signal input part of single-chip microcomputer; The input termination leakage current sensor of said leakage current detection module, the output terminal of leakage current detection module connects the leakage current signal input part of single-chip microcomputer; Interface Terminal on the said debugging plate of the input termination of said debugging plate interface module, the output terminal of debugging plate interface module connects the debug signal input end on the single-chip microcomputer; The input end of said luminotron alarm module connects the light alarm signal output terminal on the single-chip microcomputer; The input end of said hummer alarm module connects the sound alarm signal output terminal on the single-chip microcomputer; The output terminal of said mute button load module connects the sound alarm signal controlling end on the single-chip microcomputer; The input end of said relay control module connects the control signal output ends on the single-chip microcomputer, the output relay termination of relay control module; Said debugging plate comprise a plate body and be arranged on Interface Terminal, charactron chip for driving, charactron display unit, function selecting button on the said plate body, increase progressively button, button and confirming button successively decrease; Said charactron display unit is through charactron chip for driving connection interface terminal, said function selecting button, increase progressively button, button and the equal connection interface terminal of confirming button successively decrease.
On said main circuit board, also be provided with the expansion connection module that a three-phase electricity detects, the output terminal of said expansion connection module connects the mistake on the single-chip microcomputer, under-voltage and over-current signal input end, the input termination expansion board of expansion connection module.
The supply module of the utility model comprises a transformer, one-level three-terminal voltage-stabilizing chip, secondary three-terminal voltage-stabilizing chip; The elementary civil power that connects of said transformer; The secondary input end that connects one-level three-terminal voltage-stabilizing chip; The output terminal of one-level three-terminal voltage-stabilizing chip is exported direct current 24V power supply on the one hand and is connected to said luminotron alarm output module, hummer alarm output module to described luminotron alarm output module, the power supply of hummer alarm output module; Connect the input end of secondary three-terminal voltage-stabilizing chip on the other hand, the output terminal output direct current 5V power supply of secondary three-terminal voltage-stabilizing chip is connected to single-chip microcomputer, voltage detection module, current detection module, ground connection detection module, drain voltage detection module, leakage current detection module to described single-chip microcomputer, voltage detection module, current detection module, ground connection detection module, drain voltage detection module, the power supply of leakage current detection module.
Owing to adopted technical scheme as above; The utility model compared with prior art; Have following characteristics: warning value can be according to different requirement digitizing quickly adjustment, be provided with, and the warning value longer-term storage is in the EEPROM of single-chip microcomputer, and power down is not lost.The utility model can also detect three-phase alternating current.
Description of drawings
Fig. 1 is the utility model mainboard structure block diagram.
Fig. 2 is the utility model debugging plate structure block diagram.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
The DCPS digitally controlled power source security personnel plate of the utility model comprises mainboard and debugging plate, and mainboard is used for the circuit protection of AC220V, after connecing the debugging plate, can carry out overvoltage/undervoltage to mainboard, excess current, imperfect earth, drain voltage, the setting of leakage current and debugging.
Shown in accompanying drawing 1, mainboard comprises a main circuit board 000 and the single-chip microcomputer 100 and supply module 120, voltage detection module 130, current detection module 140, ground connection detection module 150, drain voltage detection module 160, leakage current detection module 170, debugging plate interface module 190, luminotron alarm output module 200, hummer alarm output module 210, mute button load module 220, relay control output module 230 that are arranged on the main circuit board 000.
The input termination voltage transformer (VT) of voltage detection module 140, output terminal connects the voltage detection signal input end on the single-chip microcomputer 100.Voltage detection module 140 is an AD conversion functional module; The voltage that collects from voltage transformer (VT) obtains analog input signal voltage detection module 140 through getting low tension behind the electric resistance partial pressure after rectification, light-coupled isolation, voltage detection module 140 converts digital signal to and inputs in the single-chip microcomputer 100.
The input termination current transformer of current detection module 140, output terminal connects the current detection signal input end on the single-chip microcomputer 100.Current detection module 140 is highly integrated current detection module, and the current signal that collects from current transformer converts digital voltage signal input single-chip microcomputer 100 to.
The input end grounding of ground connection detection module 150, output terminal connect the ground signalling input end on the single-chip microcomputer 100, to detect the imperfect earth signal.
The input termination drain voltage sensor of drain voltage detection module 160, output terminal output electrical leakage voltage signal connects the drain voltage signal input part of single-chip microcomputer 100.
The input termination leakage current sensor of leakage current detection module 170, output terminal output leakage current signal connects the leakage current signal input part of single-chip microcomputer.
Hummer alarm module 210 comprises a buzzer drive circuit and hummer, and the input end of buzzer drive circuit connects the sound alarm signal output terminal on the single-chip microcomputer 100, output termination hummer.
Mute button load module 220 is a mute button switch, and its output terminal connects the sound alarm signal controlling end on the single-chip microcomputer, and this quiet operation does not influence next abnormality alarming.
The input end of relay control module 230 connects the control signal output ends on the single-chip microcomputer 100, the output relay termination, and relay control module 230 acts accordingly according to current alarm situation pilot relay.
Referring to Fig. 2; The debugging plate comprise a plate body 1000 and be arranged on Interface Terminal 1100, charactron chip for driving 1200, charactron display unit 1300, function selecting button 1400 on the plate body 1000, increase progressively button 1500, button 1600 and confirming button 1700 successively decrease; Charactron display unit 1300 is through charactron chip for driving 1300 connection interface terminals 1100, function selecting button 1400, increase progressively button 1500, button 1600 and confirming button 1700 equal connection interface terminals 1100 successively decrease.Can select the type of the warning value of importing through function selecting button 1400, increase progressively the size that button 1500 and the button 1600 that successively decreases are used for adjusting warning value, confirming button 1700 is used for confirming the adjustment warning value.Charactron display unit 1300 is used for showing current warning value.
Referring to Fig. 1; On main circuit board 000, also be provided with the expansion connection module 180 that a three-phase electricity detects; The output terminal of expansion connection module 180 connects the mistake on the single-chip microcomputer 100, under-voltage and over-current signal input end, the input termination expansion board (not shown) of expansion connection module 180.Through increase expansion board can realize the utility model to cross, the detection of under-voltage and overcurrent condition.
More than show and described the advantage of ultimate principle, principal character and the utility model of utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described; The utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.
Claims (3)
1. DCPS digitally controlled power source security personnel plate; Comprise mainboard and debugging plate, said mainboard comprises that a main circuit board and single-chip microcomputer and the supply module, voltage detection module, current detection module, ground connection detection module, drain voltage detection module, leakage current detection module, expansion three-phase electricity interface module, debugging plate interface module, luminotron alarm output module, hummer alarm output module, mute button load module, the relay that are arranged on the main circuit board control output module; The input termination civil power of said supply module, supply module output terminal connect single-chip microcomputer and voltage detection module, current detection module, ground connection detection module, drain voltage detection module, leakage current detection module, luminotron alarm output module, hummer alarm output module is supplied power to them; The input termination voltage transformer (VT) of said voltage detection module, the output terminal of voltage detection module connects the voltage detection signal input end on the single-chip microcomputer; The input termination current transformer of said current detection module, the output terminal of current detection module connects the current detection signal input end on the single-chip microcomputer; The input end grounding of said ground connection detection module, ground connection detection module output terminal connects the ground signalling input end on the single-chip microcomputer; The input termination drain voltage sensor of said drain voltage detection module, the output terminal of drain voltage detection module connects the drain voltage signal input part of single-chip microcomputer; The input termination leakage current sensor of said leakage current detection module, the output terminal of leakage current detection module connects the leakage current signal input part of single-chip microcomputer; Interface Terminal on the said debugging plate of the input termination of said debugging plate interface module, the output terminal of debugging plate interface module connects the debug signal input end on the single-chip microcomputer; The input end of said luminotron alarm module connects the light alarm signal output terminal on the single-chip microcomputer; The input end of said hummer alarm module connects the sound alarm signal output terminal on the single-chip microcomputer; The output terminal of said mute button load module connects the sound alarm signal controlling end on the single-chip microcomputer; The input end of said relay control module connects the control signal output ends on the single-chip microcomputer, the output relay termination of relay control module; Said debugging plate comprise a plate body and be arranged on Interface Terminal, charactron chip for driving, charactron display unit, function selecting button on the said plate body, increase progressively button, button and confirming button successively decrease; Said charactron display unit is through charactron chip for driving connection interface terminal, said function selecting button, increase progressively button, button and the equal connection interface terminal of confirming button successively decrease.
2. DCPS digitally controlled power source security personnel plate as claimed in claim 1; It is characterized in that: on said main circuit board, also be provided with the expansion connection module that a three-phase electricity detects; The output terminal of said expansion connection module connects the mistake on the single-chip microcomputer, under-voltage and over-current signal input end, the input termination expansion board of expansion connection module.
3. DCPS digitally controlled power source security personnel plate as claimed in claim 1; It is characterized in that: described supply module comprises a transformer, one-level three-terminal voltage-stabilizing chip, secondary three-terminal voltage-stabilizing chip; The elementary civil power that connects of said transformer; The secondary input end that connects one-level three-terminal voltage-stabilizing chip; The output terminal of one-level three-terminal voltage-stabilizing chip is exported direct current 24V power supply on the one hand and is connected to said luminotron alarm output module, hummer alarm output module to described luminotron alarm output module, the power supply of hummer alarm output module; Connect the input end of secondary three-terminal voltage-stabilizing chip on the other hand, the output terminal output direct current 5V power supply of secondary three-terminal voltage-stabilizing chip is connected to single-chip microcomputer, voltage detection module, current detection module, ground connection detection module, drain voltage detection module, leakage current detection module to described single-chip microcomputer, voltage detection module, current detection module, ground connection detection module, drain voltage detection module, the power supply of leakage current detection module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201958429U CN202102075U (en) | 2011-06-10 | 2011-06-10 | Numerically-controlled power supply security board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201958429U CN202102075U (en) | 2011-06-10 | 2011-06-10 | Numerically-controlled power supply security board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202102075U true CN202102075U (en) | 2012-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201958429U Expired - Fee Related CN202102075U (en) | 2011-06-10 | 2011-06-10 | Numerically-controlled power supply security board |
Country Status (1)
| Country | Link |
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| CN (1) | CN202102075U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103647251A (en) * | 2013-11-25 | 2014-03-19 | 衡阳泰豪通信车辆有限公司 | A vehicle-mounted power supply security control apparatus and a control method |
-
2011
- 2011-06-10 CN CN2011201958429U patent/CN202102075U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103647251A (en) * | 2013-11-25 | 2014-03-19 | 衡阳泰豪通信车辆有限公司 | A vehicle-mounted power supply security control apparatus and a control method |
| CN103647251B (en) * | 2013-11-25 | 2018-11-09 | 衡阳泰豪通信车辆有限公司 | A kind of vehicle power supply safety control device and control method |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120104 Termination date: 20160610 |
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| CF01 | Termination of patent right due to non-payment of annual fee |