CN201984585U - Electronic fence pulse host and high voltage detection circuit thereof - Google Patents
Electronic fence pulse host and high voltage detection circuit thereof Download PDFInfo
- Publication number
- CN201984585U CN201984585U CN201020275868XU CN201020275868U CN201984585U CN 201984585 U CN201984585 U CN 201984585U CN 201020275868X U CN201020275868X U CN 201020275868XU CN 201020275868 U CN201020275868 U CN 201020275868U CN 201984585 U CN201984585 U CN 201984585U
- Authority
- CN
- China
- Prior art keywords
- voltage
- fence
- rectifying
- stabilizing device
- cpu control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Fencing (AREA)
Abstract
The utility model discloses an electronic fence pulse host and high voltage detection circuit thereof which comprise a large-capacity resistor, a rectifying voltage-stabilizing device and an optoelectronic isolation detector, wherein the optoelectronic isolation detector comprises a transmitting tube and a receiving tube, the large-capacity resistor is connected with the rectifying voltage-stabilizing device, the other end of the rectifying voltage-stabilizing device is connected with the transmitting tube, and the receiving tube is connected with a CPU (central processing unit) control part. A high voltage signal fed back by a detection fence at a front receiving end and a signal subsequently fed back to the CPU control part are isolated through the optoelectronic isolation detector; meanwhile, the purpose of detecting the state of the detection fence at the front end is realized, and more importantly, the technical effect of not affecting the stability of the CPU control part is also achieved.
Description
Technical field
This area relates to a kind of security product, relates in particular to a kind of fence pulse main frame and high-voltage detecting circuit thereof.
Background technology
Fence is present state-of-the-art circumference guard against theft and alarm system, and it is surveyed fence by fence pulse main frame and front end and forms.Fence pulse main frame is to produce and receive high-voltage pulse signal, and can produce alerting signal when front end detection fence is in net-fault, short circuit, off state, and an invasion signal is sent to the security alarm center; Front end is surveyed the tangible circumference that fence is made up of members such as bar and plain conductors.Fence is the anti-fence more of a kind of active invasion, intrusion attempt is made counterattack, beat back the invador, postpone the invasion time, and do not threaten people's life, and an invasion signal sent on security department's watch-dog, can in time understand the situation of alarm region to guarantee managerial personnel, deal with fast.The barrier effect of fence at first is embodied on the deterrence function, hangs warning sign on the metal wire, produces psychological pressure once seeing, and touching has the sensation of electric shock during fence, is enough to make the invador 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 force one's way through the barrier, fence pulse main frame can send alerting signal.The development of fence is from the America and Europe, and modern fence derives from New Zealand, and fence is divided into security protection fence and animal husbandry fence.Along with the maturation of fence technology, move towards the occasion that a lot of sub-districts, office building etc. need carry out security protection gradually.
See also Fig. 1, it is a kind of principle schematic of fence pulse main frame.Fence pulse main frame 10 comprises CPU control section 1, high pressure generating portion 2, high pressure output connection part 3, high-voltage detecting circuit 5.Wherein, high pressure generating portion 2 is mainly used in the generation high-voltage pulse signal, high pressure output connection part 3 is mainly used in and exports high-voltage pulse signal to front end detection fence 4, high-voltage detecting circuit 5 connects CPU control section 1, be used for receiving front-end and survey the signal feedback of 4 fences, detect thus whether fence is in net-fault, short circuit, state such as open circuit, and with detected signal feedback to CPU control section 1, whether carry out alarm operation by 1 decision of CPU control section.
Existing high-voltage detecting circuit mainly comprises high capacity resistance and rectifying and voltage-stabilizing device, high capacity resistance is used for the high-voltage signal that the front end detection fence that receives feeds back is decayed, the rectifying and voltage-stabilizing device is the signal after the decay to be carried out rectifying and voltage-stabilizing handle, and makes it meet the requirement of CPU control section input current.When fence is not in net-fault, short circuit, off state, feedback signal is a high-voltage signal, after the processing of the decay of high capacity resistance and rectifying and voltage-stabilizing device, what the CPU control section received is to meet the high level signal that its input requires, and the CPU control section can know that fence is in normal condition thus.Otherwise, when fence is in net-fault, short circuit, off state, does not generally have feedback signal or do not feed back high-voltage signal, the low level signal that receives of CPU control section then, the CPU control section can know that fence is in abnomal condition thus.
At present, if surveying fence, front end is under the normal condition, front end is surveyed the high-voltage signal that fence feeds back, though processing through excess capacity resistance and rectifying and voltage-stabilizing device, input to the CPU control section again, but high-voltage signal is not isolated with the CPU control section, can directly influence the stability of CPU control section.
The utility model content
The purpose of this utility model is to provide a kind of high-voltage detecting circuit of fence pulse main frame, to solve that prior art mesohigh signal is not isolated with the CPU control section and the technical matters that directly influences the stability of CPU control section.
A kind of high-voltage detecting circuit of fence pulse main frame, whether be used to detect high-voltage signal normal, the high capacity resistance, the rectifying and voltage-stabilizing device that comprise the high-voltage signal that feeds back in order to receiving front-end detection fence, it also comprises a photoelectricity isolation detector, wherein, the photoelectricity isolation detector comprises a power valve and a receiving tube, and high capacity resistance connects the rectifying and voltage-stabilizing device, the other end of rectifying and voltage-stabilizing device connects power valve, and receiving tube connects the CPU control section.
A kind of fence pulse main frame, comprise the CPU control section, the high pressure generating portion, high pressure output connection part, high-voltage detecting circuit, wherein, the CPU control section connects high pressure generating portion and high-voltage detecting circuit respectively, high pressure output connection part connects the high pressure generating portion respectively and front end is surveyed fence, the other end that front end is surveyed fence connects high-voltage detecting circuit, high-voltage detecting circuit comprises the high capacity resistance of the high-voltage signal that feeds back in order to receiving front-end detection fence, a rectifying and voltage-stabilizing device and a photoelectricity isolation detector, wherein, the photoelectricity isolation detector comprises a power valve and a receiving tube, high capacity resistance connects the rectifying and voltage-stabilizing device, the other end of rectifying and voltage-stabilizing device connects power valve, and receiving tube connects the CPU control section.
The utility model is surveyed high-voltage signal and the CPU control section that fence feeds back to receiving front-end and is isolated, and reaches the technique effect that does not influence CPU control section stability.
Description of drawings
Fig. 1 is the principle schematic of existing fence pulse main frame;
Fig. 2 is the principle schematic of the high-voltage detecting circuit of the utility model fence pulse main frame;
Fig. 3 is an example schematic of the high-voltage detecting circuit of fence pulse main frame.
Embodiment
Below in conjunction with accompanying drawing, the utility model is done further detailed narration.
See also Fig. 2, the utility model discloses a kind of high-voltage detecting circuit 20 of fence pulse main frame, whether it is used to detect high-voltage signal normal, judges thus whether fence is in net-fault, short circuit, off state.
It comprises high capacity resistance 6, rectifying and voltage-stabilizing device 7 and a photoelectricity isolation detector of the high-voltage signal that feeds back in order to receiving front-end detection fence 4, wherein, the photoelectricity isolation detector comprises a power valve 8 and a receiving tube 9, high capacity resistance 6 connects rectifying and voltage-stabilizing device 7, the other end of rectifying and voltage-stabilizing device 7 connects power valve 8, and receiving tube 9 connects CPU control section 1.
Under the normal condition, after conducting to high capacity resistance 6, the high-voltage signal of front end detection fence 4 feedbacks carries out attenuation processing, after after the processing of rectifying and voltage-stabilizing device 7 rectifying and voltage-stabilizings, it is luminous to begin to drive power valve 8, and receiving tube 9 receives signal, turning circuit, voltage signal is passed to CPU control section 1, form high level, CPU control section 1 receives high level, shows that then fence is not in net-fault, short circuit, off state.When front end detection fence 4 is in net-fault, short circuit, off state, high-tension circuit interrupts, there is not voltage output, power valve 8 can't drive, receiving tube 9 does not receive signal, can't turning circuit, cause CPU control section 1 not receive voltage signal, CPU control section 1 just knows that fence is not in net-fault, short circuit, off state.The utility model is surveyed high-voltage signal and the CPU control section that fence 4 feeds back to receiving front-end and is isolated, and reaches the technique effect that does not influence CPU control section stability.
Fig. 3 is an example schematic of the high-voltage detecting circuit of fence pulse main frame.The high pressure information of returning from fence decays by the R27 high pressure, after carrying out the voltage stabilizing rectification by D20 again, the driving power valve is luminous, and receiving tube U17 receives luminous signal, turning circuit, voltage signal is reached the CPU control section, when short circuit or line ground connection are cut off by the fence place, the high-tension electricity power down, power valve is not luminous, receiving tube U17 ends, and the CPU control section receives low level signal and produces the processing of reporting to the police.
A kind of fence pulse main frame, comprise the CPU control section, the high pressure generating portion, high pressure output connection part, high-voltage detecting circuit, wherein, the CPU control section connects high pressure generating portion and high-voltage detecting circuit respectively, high pressure output connection part connects the high pressure generating portion respectively and front end is surveyed fence 4, high-voltage detecting circuit comprises the high capacity resistance of the high-voltage signal that feeds back in order to receiving front-end detection fence 4, a rectifying and voltage-stabilizing device and a photoelectricity isolation detector, wherein, the photoelectricity isolation detector comprises a power valve and a receiving tube, high capacity resistance connects the rectifying and voltage-stabilizing device, the other end of rectifying and voltage-stabilizing device connects power valve, and receiving tube connects the CPU control section.
The utility model is surveyed high-voltage signal and subsequent feedback to the signal of CPU control section that fence 4 feeds back to by the photoelectricity isolation detector with receiving front-end and is isolated, the same detection front end of realizing is surveyed fence state purpose, the more important thing is also to reach the technique effect that does not influence CPU control section stability.
More than disclosed only be several specific embodiments of the application, but the application is not limited thereto, any those skilled in the art can think variation, all should drop in the application's the protection domain.
Claims (2)
1. the high-voltage detecting circuit of a fence pulse main frame, whether be used to detect high-voltage signal normal, the high capacity resistance, the rectifying and voltage-stabilizing device that comprise the high-voltage signal that feeds back in order to receiving front-end detection fence, it is characterized in that, also comprise a photoelectricity isolation detector, wherein, the photoelectricity isolation detector comprises a power valve and a receiving tube, high capacity resistance connects the rectifying and voltage-stabilizing device, and the other end of rectifying and voltage-stabilizing device connects power valve, and receiving tube connects the CPU control section.
2. fence pulse main frame, comprise the CPU control section, the high pressure generating portion, high pressure output connection part, high-voltage detecting circuit, wherein, the CPU control section connects high pressure generating portion and high-voltage detecting circuit respectively, high pressure output connection part connects the high pressure generating portion respectively and front end is surveyed fence, high-voltage detecting circuit comprises the high capacity resistance of the high-voltage signal that feeds back in order to receiving front-end detection fence, the rectifying and voltage-stabilizing device, it is characterized in that, also comprise a photoelectricity isolation detector, wherein, the photoelectricity isolation detector comprises a power valve and a receiving tube, high capacity resistance connects the rectifying and voltage-stabilizing device, the other end of rectifying and voltage-stabilizing device connects power valve, and receiving tube connects the CPU control section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020275868XU CN201984585U (en) | 2010-07-29 | 2010-07-29 | Electronic fence pulse host and high voltage detection circuit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020275868XU CN201984585U (en) | 2010-07-29 | 2010-07-29 | Electronic fence pulse host and high voltage detection circuit thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201984585U true CN201984585U (en) | 2011-09-21 |
Family
ID=44612041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020275868XU Expired - Lifetime CN201984585U (en) | 2010-07-29 | 2010-07-29 | Electronic fence pulse host and high voltage detection circuit thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201984585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114333272A (en) * | 2021-12-23 | 2022-04-12 | 深圳市豪恩安全科技有限公司 | High-voltage pulse high-precision detection system and method |
-
2010
- 2010-07-29 CN CN201020275868XU patent/CN201984585U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114333272A (en) * | 2021-12-23 | 2022-04-12 | 深圳市豪恩安全科技有限公司 | High-voltage pulse high-precision detection system and method |
| CN114333272B (en) * | 2021-12-23 | 2024-04-02 | 深圳市豪恩安全科技有限公司 | High-voltage pulse high-precision detection system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3444621B1 (en) | Method and apparatus for detecting a lightning strike | |
| CN102136174A (en) | Multi-defence area electronic perimeter and protection method thereof | |
| CN201984585U (en) | Electronic fence pulse host and high voltage detection circuit thereof | |
| CN207133930U (en) | Fence based on pressure sensitive cable | |
| CN110058119A (en) | A kind of failure using Attenuation-corrected algorithm selects pole method | |
| CN206432557U (en) | A kind of lightning arrester mounting seat for being capable of arc extinguishing | |
| CN104112343B (en) | Dual tamper wireless alarm | |
| CN202748897U (en) | Practical armored cable shielding layer detection device | |
| CN206292289U (en) | A kind of intelligent lightning protecting monitoring device for automobile charging pile | |
| CN203825749U (en) | Pull-type anti-theft fence system | |
| CN207380850U (en) | A kind of fence | |
| CN203982512U (en) | High-voltage electronic pulse detector telecommunication state detection circuit | |
| CN201667103U (en) | Perimeter security barrier alarm system | |
| CN205195259U (en) | Electric power, electronic equipment thunder and lightning early warning protector | |
| CN210574334U (en) | Bend protection system | |
| CN202888828U (en) | Lightning protection instrument for sensor data collecting and processing system | |
| CN102721895B (en) | Electronic fence tester | |
| CN202676847U (en) | Electronic fence tester | |
| CN107817429B (en) | Bow net fault monitoring device | |
| CN203720960U (en) | Electronic fence high-voltage pulse detection circuit based on photoelectric geminate transistor | |
| CN203720975U (en) | Anode and cathode output short circuit identification circuit for prison high-voltage power network | |
| CN219145009U (en) | Intelligent protector for multi-output ultrasonic generator | |
| CN103489274A (en) | Digital addressable pulse and laser comprehensive alarm system | |
| CN204926381U (en) | Take precaution device of self -checking | |
| CN201835591U (en) | Anti-destruction pulse electric fence |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110921 |