CN203950401U - Gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector - Google Patents
Gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector Download PDFInfo
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- CN203950401U CN203950401U CN201420089253.6U CN201420089253U CN203950401U CN 203950401 U CN203950401 U CN 203950401U CN 201420089253 U CN201420089253 U CN 201420089253U CN 203950401 U CN203950401 U CN 203950401U
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Abstract
The utility model discloses a kind of gate inhibition's interface and state detection circuit of high-voltage electronic pulse detector, it comprises switch signal acquisition module and switching signal detection module, switching value is by input port input switch signal acquisition module, the output terminal of the signal acquisition module of opening the light connects the input end of switching signal detection module, and the output terminal of switching signal detection module is the signal that flows to micro computer.The utility model is integrated switch value input interface in high-voltage electronic pulse detector, detected in real time the state of this interface by equipment micro computer, in the time that changing, sends in time state gate inhibition's alerting signal, the security performance of raising equipment operation, strengthen the security protection ability of fence, expand the scope of application of equipment.
Description
Technical field
The utility model relates to a kind of gate inhibition's interface and state detection circuit of high-voltage electronic pulse detector.
Background technology
Fence is current state-of-the-art circumference guard against theft and alarm system, and it is surveyed fence by electronic fence host and front end and forms.Electronic fence host produces and receives high-voltage pulse signal, can in the time that front end is surveyed fence in net-fault, short circuit, off state, produce alerting signal, and invasion signal is sent to security alarm center.First the barrier effect of fence is embodied in deterrence function, hangs warning sign on metal wire, produces psychological pressure once seeing, and touching has the sensation of electric shock when fence, is enough to make invader to hang back; Secondly fence itself is again tangible barrier, and suitable height and angle are installed, and is difficult to climb up and over; If forced one's way through the barrier, main frame can send alerting signal.
The development of fence is from America and Europe, and modern fence derives from Australia state, and fence is divided into security protection fence, animal husbandry fence and zoo special electronic fence.Fence, with its unique performance, is widely used in the place that there is enclosure wall in transformer station, power and water plants, factory, key industrial sites, industrial and mining enterprises, material depot, residential quarters, villa district, school, airport, aquaculture and herding place, government organs, major cultural relic place, military installations, prison, detention house etc. and needs enclosure wall.
Traditional high-voltage electronic pulse detector does not allow to access third-party switching value signal, has in actual applications the shortcoming that can not inherit infrared alarm, gate inhibition's alerting signal, has limited the applicability of equipment, is unfavorable for the expansion to functions of the equipments.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide one to be applied to fence field, can utilize light emitting diode to gather switching value signal, and detect gate inhibition's interface and the state detection circuit of the high-voltage electronic pulse detector of this switching value signal by phototriode.
The purpose of this utility model is achieved through the following technical solutions: gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector, it comprises switch signal acquisition module and switching signal detection module, switching value is by input port input switch signal acquisition module, the output terminal of switch signal acquisition module connects the input end of switching signal detection module, and the output terminal of switching signal detection module connects the input end of micro computer.
Described switch signal acquisition module comprises the first reference level, voltage stabilizing diode Dz, filter capacitor C, the first divider resistance R1, the second divider resistance R2 and LED, the first reference level is connected with the positive pole of LED by the first divider resistance R1 and the second divider resistance R2 successively, voltage stabilizing diode Dz and filter capacitor C are connected in parallel on the two ends of the second divider resistance R2 and LED successively, and switch signal acquisition module is by filter capacitor C ground connection.
Described switching signal detection module comprises the second reference level, the 3rd divider resistance R3 and phototriode VT, the second reference level, the 3rd divider resistance and phototriode are connected and ground connection successively, the public connecting end output detection signal of the 3rd divider resistance R3 and phototriode VT collector.
Phototriode in light emitting diode in switching signal Acquisition Circuit and switching signal testing circuit has formed photoelectric tube, in the time that the input end of system has switching value input, light emitting diode conducting, send light simultaneously, realize the conversion of electric signal to light signal, thereby phototriode receives light signal conducting, make the output terminal of switching signal testing circuit also have output signal, and output signal is flowed to MCU process.
The beneficial effects of the utility model are:
(1) integrated switch value input interface in high-voltage electronic pulse detector, utilizes light emitting diode to gather switching value signal, and switching value signal is converted to light signal, then by phototriode, this light signal is converted to electric signal with output detections result,
(2) in switching signal sampling module, be provided with voltage stabilizing diode and filter capacitor, can carry out effective voltage stabilizing and filtering to the switching value signal of input port input, contribute to improve accuracy and the reliability of switching value signal detecting result.
Brief description of the drawings
Fig. 1 is the utility model structured flowchart;
Fig. 2 is the utility model circuit diagram.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail, but protection domain of the present utility model is not limited to the following stated.
As shown in Figure 1, gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector, it comprises switch signal acquisition module and switching signal detection module, switching value is by input port input switch signal acquisition module, the output terminal of switch signal acquisition module connects the input end of switching signal detection module, and the output terminal of switching signal detection module connects the input end of micro computer.
As shown in Figure 2, described switch signal acquisition module comprises the first reference level, voltage stabilizing diode Dz, filter capacitor C, the first divider resistance R1, the second divider resistance R2 and LED, the first reference level is connected with the positive pole of LED by the first divider resistance R1 and the second divider resistance R2 successively, voltage stabilizing diode Dz and filter capacitor C are connected in parallel on the two ends of the second divider resistance R2 and LED successively, and switch signal acquisition module is by filter capacitor C ground connection.
Described switching signal detection module comprises the second reference level, the 3rd divider resistance R3 and phototriode VT, the second reference level, the 3rd divider resistance and phototriode are connected and ground connection successively, the public connecting end output detection signal of the 3rd divider resistance R3 and phototriode VT collector.
Phototriode in light emitting diode in switching signal Acquisition Circuit and switching signal testing circuit has formed photoelectric tube, in the time that the input end of system has switching value input, light emitting diode conducting, send light simultaneously, realize the conversion of electric signal to light signal, thereby phototriode receives light signal conducting, make the output terminal of switching signal testing circuit also have output signal, and output signal is flowed to MCU process.
The above is only preferred implementation of the present utility model, be to be understood that the utility model is not limited to disclosed form herein, should not regard the eliminating to other embodiment as, and can be used for various other combinations, amendment and environment, and can, in contemplated scope described herein, change by technology or the knowledge of above-mentioned instruction or association area.And the change that those skilled in the art carry out and variation do not depart from spirit and scope of the present utility model, all should be in the protection domain of the utility model claims.
Claims (1)
1. gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector, it is characterized in that: it comprises switch signal acquisition module and switching signal detection module, switching value is by input port input switch signal acquisition module, the output terminal of switch signal acquisition module connects the input end of switching signal detection module, switching signal detection module output detection signal; Described switch signal acquisition module comprises the first reference level, voltage stabilizing diode Dz, filter capacitor C, the first divider resistance R1, the second divider resistance R2 and LED, the first reference level is connected with the positive pole of LED by the first divider resistance R1 and the second divider resistance R2 successively, voltage stabilizing diode Dz and filter capacitor C are connected in parallel on the two ends of the second divider resistance R2 and LED successively, and switch signal acquisition module is by filter capacitor C ground connection; Described switching signal detection module comprises the second reference level, the 3rd divider resistance R3 and phototriode VT, the second reference level, the 3rd divider resistance and phototriode are connected and ground connection successively, the public connecting end output detection signal of the 3rd divider resistance R3 and phototriode VT collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089253.6U CN203950401U (en) | 2014-02-28 | 2014-02-28 | Gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420089253.6U CN203950401U (en) | 2014-02-28 | 2014-02-28 | Gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203950401U true CN203950401U (en) | 2014-11-19 |
Family
ID=51892426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420089253.6U Expired - Fee Related CN203950401U (en) | 2014-02-28 | 2014-02-28 | Gate inhibition's interface and the state detection circuit of high-voltage electronic pulse detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203950401U (en) |
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2014
- 2014-02-28 CN CN201420089253.6U patent/CN203950401U/en not_active Expired - Fee Related
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Legal Events
| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20190228 |