CN202033860U - Induction intelligent type electronic guardrail - Google Patents
Induction intelligent type electronic guardrail Download PDFInfo
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- CN202033860U CN202033860U CN2011200693651U CN201120069365U CN202033860U CN 202033860 U CN202033860 U CN 202033860U CN 2011200693651 U CN2011200693651 U CN 2011200693651U CN 201120069365 U CN201120069365 U CN 201120069365U CN 202033860 U CN202033860 U CN 202033860U
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Abstract
The utility model discloses an induction intelligent type electronic guardrail, comprising a low voltage induction circuit, a master control circuit (2), a controller, a front end fence (4) and a high voltage pulse circuit (6), wherein the low voltage induction circuit includes an induction voltage generation unit (1) and an intrusion detection unit (5), the output of the induction voltage generation unit (1), the output of the high voltage pulse circuit (6) and the input of the intrusion detection unit (5) are connected with the front end fence (4) through the controller (3), the output of intrusion detection unit (5) is connected with the master control circuit (2), and one way of output of the master control circuit (2) is connected with the controller (3). According to the utility model, the operation mode of combining the low voltage induction circuit and the high voltage pulse circuit is adopted, early warning is provided in advance when the electric guardrail is approached, and automatic alarming is provided when the electric guardrail is contacted or short circuited. The induction intelligent type electronic guardrail can be used for boundary guard in power station, prison, military base, industrial and mining establishments, intelligent community, villa and etc.
Description
Technical field
The utility model relates to a kind of electronics guardrail, particularly relates to a kind of induced intelligent type electronics guardrail.
Background technology
The electronics guardrail is a kind of advanced person's a circumference guard against theft and alarm system, and it is surveyed guardrail by high-voltage electronic pulse main frame and front end and forms.The high-voltage electronic pulse main frame is to produce and receive high-voltage pulse signal, and can produce alerting signal when front end detection fence is in short circuit, off state, and an invasion signal is sent to the security alarm center; Front end is surveyed the tangible circumference that guardrail is made up of members such as support bar and plain conductors.The electronics guardrail is the anti-guardrail 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 sends on security department's watch-dog, to guarantee that managerial personnel can in time understand the situation of alarm region, deal with fast, but when the criminal across clothes or have gloves on when crossing guardrail just without any alarm response, have again the criminal with soft RVV with fence about or interlacing short circuit up and down, cut off original fence then and cross into and also have no alarm response, jeopardized life and property safety in the defence area so greatly.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of induced intelligent type electronics guardrail is provided, the mode of operation that adopts the low pressure sensor circuit to combine with high-voltage pulse circuit, can fence by near the time give warning in advance, can be touched net at fence, be reported to the police automatically during short circuit.
The purpose of this utility model is achieved through the following technical solutions: a kind of induced intelligent type electronics guardrail, it comprises low pressure sensor circuit, governor circuit, controller, front end fence and high-voltage pulse circuit, the low pressure sensor circuit comprises induced voltage generating unit and intrusion detecting unit, the input via controller of the output of induced voltage generating unit, the output of high-voltage pulse circuit and intrusion detecting unit is connected with the front end fence, the output of intrusion detecting unit is connected with governor circuit, and one tunnel output of governor circuit is connected with controller.
The utility model also comprises a warning driving circuit, and the input of warning driving circuit is connected with governor circuit, and its output is connected with the external alert device.
The utility model also comprises a high pressure sample circuit, and high pressure sample circuit via controller is connected with the front end fence.
Controller 3 of the present utility model is any one device of relay, contactor, solenoid valve, magnetic switch.
The utlity model has following advantage and effect:
(1) near early warning: have gloves on as the people, when clothes was climbed, system sent immediately that " Danger! Keep Away; Danger please speed be left " early warning signal, and existing fence has gloves on the invador, has no to react when clothes climb, is easy to be crossed over.
(2) touch net to report to the police: when overlapping as the empty-handed touching of people or with pliers, system sends alerting signal immediately, and existing fence is not reported to the police when having the people to touch or overlapping with pliers, is easy to be crossed.
(3) short circuit is reported to the police: as about the soft RVV of human or during the short circuit fence of arbitrary up and down loop, system reports to the police immediately, and existing fence by about or have no reaction up and down during the interlacing short circuit, be easy to be cut off fence line behind the short circuit and cross over, thus the safety that jeopardizes life and property in the defence area.
Description of drawings
Fig. 1 one-piece construction figure of the present utility model
Fig. 2 circuit structure diagram of the present utility model
Among the figure, 1-induced voltage generating unit, 2-governor circuit, 3-controller, 4-front end fence, 5-intrusion detecting unit, 6-high-voltage pulse circuit, 7-high pressure sample circuit, 8-warning driving circuit.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is further described:
As Fig. 1, a kind of induced intelligent type electronics guardrail, it comprises low pressure sensor circuit, governor circuit 2, controller 3, front end fence 4 and high-voltage pulse circuit 6, the low pressure sensor circuit comprises induced voltage generating unit 1 and intrusion detecting unit 5, the input via controller 3 of the output of the output of induced voltage generating unit 1, high-voltage pulse circuit 6 and intrusion detecting unit 5 is connected with front end fence 4, the output of intrusion detecting unit 5 is connected with governor circuit 2, and one tunnel output of governor circuit 2 is connected with controller 3.
As Fig. 2, induced voltage generating unit 1 is by triode Q3, Q4, switching tube Q5 and step-up transformer T1 and peripheral accessory circuit are formed, the base stage of triode Q3 and triode Q4 is connected with the signal output part PD4 of the main control chip U2 of governor circuit 2, the emitter of triode Q3 and triode Q4 is through resistance R 18, capacitor C 9 is connected with the base stage of switching tube Q5, the emitter that connects switching tube Q5 after the grounded collector of triode Q3 by current-limiting resistance R19, the collector of triode Q4 is connected to the signal output part PD5 of main control chip U2 by two RC low-pass filter circuits, the collector of switching tube Q5 connects the elementary end of step-up transformer T1, positive direct current of 9 volts of elementary another termination of step-up transformer T1, the secondary end series capacitance C12 of step-up transformer T1 is connected on the contact 7 that controller 3 is relay K M1, the other end ground connection of step-up transformer T1 time level and being connected on the contact 10 of relay K M1 is connected with a capacitor C 11 between the two ends that step-up transformer is T1 time grade.
The intrusion detecting unit is by sampling transformer T2, operational amplifier U1 and peripheral accessory circuit are formed, the contact 1 of relay K M1,4 are connected to the elementary two ends of sampling transformer T2, T2 level of sampling transformer one end ground connection, the other end is received the positive input terminal of the operational amplifier U1 of intrusion detecting unit 5 by the wave filter in the intrusion detecting unit 5, this wave filter is by resistance R 3, resistance R 4, resistance R 5, capacitor C 2, capacitor C 3 is formed, the negative input end of operational amplifier U1 connects resistance R 1, resistance R 2, the reference voltage comparator circuit that capacitor C 1 is formed, the benchmark comparative voltage of this reference voltage comparator circuit is positive 9 volts, and the output terminal of operational amplifier U1 is connected to the signal receiving end PA0 of the main control chip U2 of governor circuit 2.
Governor circuit 2 is made up of main control chip U2, reset circuit and reference clock circuit, and reset circuit comprises resistance R 6, resistance R 7, keyswitch K3 and capacitor C 4, presses the keyswitch K3 chip that can reset.The reference clock circuit comprises capacitor C 5, oscillator JZ and capacitor C 6, and main control chip U2 also is connected with a filtering circuit, and filtering circuit is that AREF end and the AVCC end of main control chip U2 all passes through capacitor C 7 ground connection.
High-voltage pulse circuit 6 is made up of vibration piece U3, field effect transistor Q9, amplifier tube Q7, controllable silicon Q8, step-up transformer T3, pulse transformer T4 and peripheral circuit.The base stage of triode Q7 connects the signal output part PA4 of main control chip U2 through resistance R 23, the low-pass filter that the collector of triode Q7 is formed by resistance R 21 and capacitor C 14 is connected positive 12 volts direct current, the emitter of triode Q7 connects the positive pole of diode D5, the negative pole of diode D5 connects the control utmost point of controllable silicon Q8, the negative pole of diode D5 is also by resistance R 24 ground connection, the minus earth of controllable silicon Q8, positive pole is connected to the elementary end of pulse transformer T4, be parallel with a diode D6 and a capacitor C 16 on the controllable silicon Q8 respectively, diode D6 is opposite with controllable silicon Q8 cathode and anode directions and controllable silicon Q8 played a protection, capacitor C 16 has the effect of filtering, the elementary other end of pulse transformer T4 connects the negative pole of diode D4 and through capacitor C 13 ground connection, the two ends of T4 level of pulse transformer connect respectively on the contact 5 and contact 8 of relay K M1; The positive pole of diode D4 connects the secondary end of step-up transformer T3, and diode D4 plays rectified action to the output voltage of step-up transformer T3, the other end ground connection of T3 level of step-up transformer.Step-up transformer T3 is the positive 16 volts direct current of a termination of the utmost point just, the drain electrode of another termination field effect transistor Q9, the source electrode of field effect transistor Q9 is by resistance R 26 ground connection, the grid of field effect transistor Q9 is connected on the port 3 of vibration piece U3 by a shaping circuit, and this shaping circuit is resistance R 25 and capacitor C 17 parallel connections; Vibration piece U3 has 8 ports at least, be port one～8, port 4, port 2 and port 5 are all respectively by capacitor C 19, capacitor C 20 and capacitor C 18 ground connection, port one ground connection, port 4 is connected on the signal output part PA6 of main control chip U2 by current-limiting resistance R31, port 4 is also by resistance R 27 connectivity ports 8, port 8 external positive 12V power supplys, port 8 is also by resistance R 30 connectivity ports 7 simultaneously, port 7 is also by diode D7 connectivity port 6, diode D7 goes up also in parallel by a resistance 28, the circuit of resistance 29 series connection, oscillator U3 middle port 6 directly is connected with port 2.
The utility model also comprises a warning driving circuit 8 and a high pressure sample circuit 7, and the input of warning driving circuit 8 is connected with governor circuit 2, and its output is connected with the external alert device, and high pressure sample circuit 7 via controllers 3 are connected with front end fence 4.
High pressure sample circuit 7 comprises an infrared tube D3, and the positive pole of infrared tube D3 is connected to by R13 on the contact 2 of relay K M1, and the negative pole of infrared tube D3 is connected on the contact 11 of relay K M1 by R14.
Warning driving circuit 8 comprises a relay K M2, and relay K M2 comprises a control end J2 and at least one contact switch K5, and contact K5 has three contacts 13～15, and contact switch K5 is a single-pole double-throw switch (SPDT), and contact 13 is the moved end of switch.The end of control end J2 connects external power, and the other end is connected to the PC1 port of chip U2 successively by triode Q2 and resistance R 9, and wherein the base stage of triode Q2 connects resistance R 9, the control end J2 of collector connecting relay KM2, grounded emitter.When control end J2 gets when electric contact 13 connecting terminals 14; When control end J2 not when electric, contact 13 connecting terminals 15.
The model that operational amplifier U1 of the present utility model adopts is OP07, and the model that main control chip U2 adopts is ATMEGA16L, and the model that vibration piece U3 adopts is NE555.
The relay K M1 that controller 3 is adopted can also replace with contactor or solenoid valve or magnetic switch.
Principle of work of the present utility model is: the PD4 of the main control chip U2 of governor circuit 2, the PD5 end provides a drive signal, this drive signal is through combination triode Q3, after amplifying, Q4 arrives switching tube Q5 base stage through current-limiting resistance again, switching tube Q5 does switch motion with drive signal, drive step-up transformer T1, by T1 level output of step-up transformer low pressure induced voltage, contact 3 connecting terminals 1, contact 6 connecting terminals 4, contact 9 connecting terminals 7, contact 12 connecting terminals 10, this voltage is added on the front end fence 4 with regard to via controller 3, forms low voltage electric field, and this moment, the utility model just was in the operating on low voltage pattern.Electric field is stable when unmanned invasion, when, touching approaching, shearing, short circuit front end guardrail as the people, electric field distorts, this distortion obtains signal after being sampled by sampling transformer T2, this signal enters operational amplifier U1 behind filter filtering, be amplified among the main control chip U2 of governor circuit 2 through operational amplifier U1.When main control chip U2 analyzes this signal amplitude, speed, direction etc. and satisfies alert if, main control chip U2 sends drive signal at once, this signal arrives triode Q6 base stage through resistance R 20, triode Q6 action drives control end J1 adhesive, this moment contact 3 connecting terminals 2, contact 6 connecting terminals 5, contact 9 connecting terminals 8, contact 12 connecting terminals 11, circuit is switched to high-voltage pulse circuit 6, make front end fence 4 be with the high-voltage pulse electric charge, give the powerful deterrent effect of invador, at this moment fence enters the high-pressure work pattern by the operating on low voltage pattern.Main control chip U2 also sends an alerting signal to warning driving circuit 8 simultaneously, this alerting signal arrives triode Q2 through resistance R 9, triode Q2 action drives control end J2, by contact K5 output switching signal, drives warning signal, shot-light, alarm host machine etc. and realizes interlink warning.
The principle of work of high-voltage pulse circuit 6: vibration piece U3 self-sustained oscillation is by port 3 output pulse square waves, through resistance R 25, be added to the grid of field effect transistor Q9 after the shaping circuit shaping that capacitor C 17 is formed, field effect transistor Q9 action back drives its load step-up transformer T3, voltage of T3 level output of step-up transformer, this voltage gives capacitor C 13 chargings after diode D4 rectification, make the voltage of the 300V that has an appointment on the capacitor C 13, the elementary power supply that provides of pulse transformer T4 is provided, the pulse drive signal that is taken place by main control chip U2 arrives triode Q7 through resistance R 23, amplify after diode D5 is added to the controllable silicon Q8 control utmost point by triode Q7, Q8 action drives pulse transformer T4 action, is added on the front end fence 4 by controller 3 by the secondary output high voltage pulse of pulse transformer T4.
High pressure sample circuit 7 is to provide sampled signal for the broken string and the short circuit warning function of the utility model under the high-pressure work pattern.
Claims (4)
1. induced intelligent type electronics guardrail, it is characterized in that: it comprises the low pressure sensor circuit, governor circuit (2), controller (3), front end fence (4) and high-voltage pulse circuit (6), the low pressure sensor circuit comprises induced voltage generating unit (1) and intrusion detecting unit (5), the output of induced voltage generating unit (1), the input via controller (3) of the output of high-voltage pulse circuit (6) and intrusion detecting unit (5) is connected with front end fence (4), the output of intrusion detecting unit (5) is connected with governor circuit (2), and one tunnel output of governor circuit (2) is connected with controller (3).
2. a kind of induced intelligent type electronics guardrail according to claim 1 it is characterized in that: further comprising a warning driving circuit (8), and the input of warning driving circuit (8) is connected with governor circuit (2), and its output is connected with the external alert device.
3. a kind of induced intelligent type electronics guardrail according to claim 1 it is characterized in that: further comprising a high pressure sample circuit (7), and high pressure sample circuit (7) via controller (3) is connected with front end fence (4).
4. a kind of induced intelligent type electronics guardrail according to claim 1 is characterized in that: described controller (3) is any one device of relay, contactor, solenoid valve, magnetic switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200693651U CN202033860U (en) | 2011-03-16 | 2011-03-16 | Induction intelligent type electronic guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200693651U CN202033860U (en) | 2011-03-16 | 2011-03-16 | Induction intelligent type electronic guardrail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202033860U true CN202033860U (en) | 2011-11-09 |
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ID=44896149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200693651U Expired - Fee Related CN202033860U (en) | 2011-03-16 | 2011-03-16 | Induction intelligent type electronic guardrail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202033860U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163356A (en) * | 2011-03-16 | 2011-08-24 | 成都海德克科技发展有限公司 | Inductive intelligent electronic fence and protection method thereof |
| CN103927833A (en) * | 2014-03-10 | 2014-07-16 | 管文丽 | Jumping type electronic fence system and circulating jumping detection method |
| CN104684230A (en) * | 2015-02-09 | 2015-06-03 | 河南工业职业技术学院 | Electric fence control system |
| CN112927457A (en) * | 2021-01-26 | 2021-06-08 | 上海新住信机电集成有限公司 | Perimeter alarm method, system, device and storage medium thereof |
-
2011
- 2011-03-16 CN CN2011200693651U patent/CN202033860U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102163356A (en) * | 2011-03-16 | 2011-08-24 | 成都海德克科技发展有限公司 | Inductive intelligent electronic fence and protection method thereof |
| CN103927833A (en) * | 2014-03-10 | 2014-07-16 | 管文丽 | Jumping type electronic fence system and circulating jumping detection method |
| CN103927833B (en) * | 2014-03-10 | 2016-06-22 | 杭州美安电子科技有限公司 | A kind of saltus step formula electronic enclosure system and circulation transition detection method |
| CN104684230A (en) * | 2015-02-09 | 2015-06-03 | 河南工业职业技术学院 | Electric fence control system |
| CN112927457A (en) * | 2021-01-26 | 2021-06-08 | 上海新住信机电集成有限公司 | Perimeter alarm method, system, device and storage medium thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20120316 |