CN201984590U - High voltage pulse electronic fence host - Google Patents
High voltage pulse electronic fence host Download PDFInfo
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- CN201984590U CN201984590U CN2011200964136U CN201120096413U CN201984590U CN 201984590 U CN201984590 U CN 201984590U CN 2011200964136 U CN2011200964136 U CN 2011200964136U CN 201120096413 U CN201120096413 U CN 201120096413U CN 201984590 U CN201984590 U CN 201984590U
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- voltage pulse
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Abstract
The utility model discloses a high voltage pulse electronic fence host which comprises a host control module, a high voltage charge module, a high voltage discharge module, a high voltage output module, a high voltage input module and a high voltage detection module, wherein the host control module is connected with one end of a fence through the high voltage charge module, the high voltage discharge module and the high voltage output module in sequence; the other end of the fence is connected with the high voltage input module; and the high voltage input module is connected with the host control module through the high voltage detection module. The high voltage pulse electronic fence host realizes that the high voltage level of the high voltage pulse electronic fence host is adjustable and can automatically switch to a low voltage state in case of invasion; and a big liquid crystal screen is used, thereby providing a friendly and visual human-computer interface so as to display the safety running time of a system; besides, a bipolar technology is adopted, thereby ensuring each fence to be electrified and ensuring to alarm when short circuit occurs between two adjacent fences.
Description
Technical field
The utility model belongs to the electronic communication field, relates to a kind of high voltage pulse electronic enclosure main frame.
Background technology
In the ordinarily resident residential area, place such as villa residential area, enterprises and institutions, factory, warehouse, transformer station, power plant, school, detention house, prison, airport, military base, government organs, major historical and cultural sites under state protection all needs circumference safety precaution and circumference intrusion alarm facility.At present, the most design function of high voltage pulse electronic enclosure periphery intrusion preventing alarm system on the market is single, both there be not the high pressure grade that function is set, there is not LCD MODULE yet, can't realize electric pressure switching and simple, friendly man-machine interface, this just makes present high voltage pulse electronic enclosure main frame can not automatically switch to low-pressure state when having the people to invade, thereby may damage the invador; Owing to do not design liquid crystal display, simple, friendly man-machine interface can't be provided, thereby make host service function simple and clear inadequately; Can not the prompt system safe operation time; Adopt the unipolarity technology, adjacent two-way short circuit is not reported to the police.At the defective that exists in the prior art, in order to realize that high voltage pulse electronic enclosure main frame high pressure grade is adjustable, to automatically switch to low-pressure state, close friend functions such as man-machine interface, adjacent two-way short-circuit alarming, prompt system safe operation time intuitively when invasion is arranged, our utility model a kind of high voltage pulse electronic enclosure main frame.
The utility model content
Technical problem to be solved in the utility model is: a kind of high voltage pulse electronic enclosure main frame is provided, and this main frame can be realized that the high pressure grade of fence is adjustable, can automatically switch to low-pressure state when invasion is arranged.
For solving the problems of the technologies described above, the utility model adopts following technical scheme.
A kind of high voltage pulse electronic enclosure main frame comprises host computer control module, high-voltage charging module, effluve module, high voltage output module, high pressure load module, high pressure detection module; Described host computer control module links to each other with an end of fence through high-voltage charging module, effluve module, high voltage output module successively; The other end of described fence links to each other with described high pressure load module; Described high pressure load module links to each other with host computer control module by the high pressure detection module.
As a kind of preferred version of the present utility model, described high voltage pulse electronic enclosure main frame also comprises a communicator module that links to each other with host computer control module, in order to finish high voltage pulse electronic enclosure main frame and superior system exchange message.
As another kind of preferred version of the present utility model, host computer control module is the control core with the microcontroller, and described microcontroller has the multichannel input/output end port, and microcontroller inside is integrated with pwm circuit, multi-channel A/D change-over circuit, 2 road serial ports and storer.
As another preferred version of the present utility model, described high-voltage charging module comprises first high-frequency transformer and first polarity free capacitor, the 8th, 9,10 pins of described first high-frequency transformer all link to each other with an end of described first polarity free capacitor by diode, the other end ground connection of first polarity free capacitor; Described first polarity free capacitor is in order to realize voltage charging, and described first high-frequency transformer is in order to become to be fit to input to the voltage of effluve module with the charging voltage transformation.
As another preferred version of the present utility model, described effluve module comprises second high-frequency transformer, second polarity free capacitor and charge/discharge control circuit, the 1st pin of described second high-frequency transformer links to each other with an end of second polarity free capacitor by inductance, the other end ground connection of second polarity free capacitor; The 2nd pin of described second high-frequency transformer links to each other with described host computer control module by charge/discharge control circuit.
As another preferred version of the present utility model, described high voltage output module comprises effluve transformer TR2, and 3,5 pins of effluve transformer TR2 link to each other with high tension terminal through the voltage dependent resistor (VDR) of one group of series connection respectively; 4 pins of TR2 link to each other with high tension terminal by the high-tension shielding line.
As another preferred version of the present utility model, described high voltage pulse electronic enclosure main frame also comprises keyboard input module, LCD MODULE, the alarm module that links to each other with host computer control module respectively; Described keyboard input module links to each other with one road input/output end port of microcontroller, in order to input control information and related data; LCD MODULE adopts segmentation black-and-white crystal screen, in order to show the running status of current main frame and fence; Described alarm module is used to receive the alerting signal BELL_L of host computer control module output, starts alarm bell M1 and realizes reporting to the police; Described alarm module is a hummer, mainly comprises a triode Q11, and alerting signal BELL L inserts the base stage of triode Q11, the grounded emitter of triode Q11, and collector tapper M1 is connected with resistance R 27 between base stage and the emitter simultaneously.
The beneficial effects of the utility model are: the utility model has been realized that high voltage pulse electronic enclosure main frame high pressure grade is adjustable, can have been automatically switched to low-pressure state when invasion is arranged; And used the large-screen lc screen, the close friend is provided man-machine interface intuitively, the safe operation time that can display system; Adopted bipolarity (BIPOLAR) technology in addition, made every rhizosphere hurdle all charged, adjacent two rhizosphere hurdle short circuits also can be reported to the police.
Description of drawings
Fig. 1 is the structural representation of high voltage pulse electronic enclosure main frame described in the utility model;
Fig. 2 is the application synoptic diagram of high voltage pulse electronic enclosure main frame;
Fig. 3 A is the circuit diagram of the microcontroller in the host computer control module;
Fig. 3 B is the detection control circuit figure in the host computer control module;
Fig. 3 C-1 is the structural representation of first commutation circuit in the host computer control module;
Fig. 3 C-2 is the structural representation of second commutation circuit in the host computer control module;
Fig. 3 C-3 is the structural representation of the 3rd commutation circuit in the host computer control module;
Fig. 3 D is the power circuit diagram in the host computer control module;
Fig. 3 E is the terminal annexation synoptic diagram in the host computer control module;
Fig. 4 A is first's circuit diagram of high-voltage charging module;
Fig. 4 B is the second portion circuit diagram of high-voltage charging module;
Fig. 5 A is first's circuit diagram of effluve module;
Fig. 5 B is the second portion circuit diagram of effluve module;
Fig. 5 C is the third part circuit diagram of effluve module;
Fig. 6 is the electrical block diagram of high voltage output module;
Fig. 7 A is the first via testing circuit structural representation of signal HV_S_A;
Fig. 7 B is the second alignment detection circuit structural representation of signal HV_S_A;
Fig. 7 C is the first via testing circuit structural representation of signal HV_S_B;
Fig. 7 D is the second alignment detection circuit structural representation of signal HV_S_B;
Fig. 8 is the electrical block diagram of communicator module;
Fig. 9 is the electrical block diagram of alarm module.
The primary clustering symbol description:
1, host computer control module; 2, communicator module;
3, alarm module; 4, high-voltage charging module;
5, effluve module; 6, high pressure detection module;
7, high voltage output module; 8, high pressure load module;
9, keyboard input module; 10, LCD MODULE.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Embodiment one
Present embodiment provides a kind of high voltage pulse electronic enclosure main frame, as shown in Figure 1, comprise host computer control module 1, communicator module 2, alarm module 3, high-voltage charging module 4, effluve module 5, high pressure detection module 6, high voltage output module 7, high pressure load module 8, keyboard input module 9, LCD MODULE 10.Described host computer control module 1 (replaces two groups of wire rope arranging through high-voltage charging module 4, effluve module 5, high voltage output module 7 with fence sections, one group of A, C, one group of B, D, connect as shown in Figure 2), the positive and negative high-voltage pulse output terminal of high voltage output module 7 is connected with an end (A and B) of two groups of wire rope of fence sections respectively, the other end of two groups of wire rope (C and D) inserts high pressure load module 8, and the output terminal of high pressure load module 8 inserts host computer control module 1 through high pressure detection module 6; Host computer control module 1 is provided with fence operating voltage grade by keyboard input module 9, and (user can be provided with the operating voltage of fence according to the actual requirements, have four grade 0.9KV, 2.5KV, 3.5KV, 5.5KV, this is of the present utility model one big characteristic, makes the utility model use more flexibly, extensively), Host Status (start can be set, shut down), LCD backlight state (can be provided with open backlight, close backlight) etc.Host computer control module 1 is connected with external unit through communicator module 2, and according to fence or main frame running status control warning module 3 output alarm signals.
Below each module is described in detail respectively:
[host computer control module 1]
Host computer control module serves as the control core with the PIC18F6527 microcontroller, this microcontroller has the input/output end port of multichannel, and inside is integrated with PWM (Pulse Width Modulation, pulse-length modulation) circuit, multi-channel A/D change-over circuit, 2 road serial ports EUSART, high capacity EEPROM (being used for the saved system service data).
Fig. 3 A is the circuit diagram of the microcontroller in the host computer control module, mainly comprises a little process chip, and this process chip realizes the control to whole main frame.
Fig. 3 B is the detection control circuit figure in the host computer control module, and this detection control circuit is input to four road detection signals in little process chip, by little process chip whether the voltage of fence is normally made judgement, and according to judging structure execution corresponding actions.
Fig. 3 C-1 is the structural representation of first commutation circuit in the host computer control module, and first commutation circuit is in order to the switching of the high low-voltage that realizes little process chip F_A_O_A port.
Fig. 3 C-2 is the structural representation of second commutation circuit in the host computer control module, and second commutation circuit is in order to the switching of the high low-voltage that realizes little process chip F_A_O_B port.
Fig. 3 C-3 is the structural representation of the 3rd commutation circuit in the host computer control module, and the 3rd commutation circuit is in order to the switching of the high low-voltage that realizes little process chip ERROR port.
Fig. 3 D is the power circuit diagram in the host computer control module, and power circuit is with thinking that host computer control module provides power supply.
Fig. 3 E is the terminal annexation synoptic diagram in the host computer control module.
[high-voltage charging module 4]
The high-voltage charging module is formed with the polarity free capacitor of high-frequency transformer and 8uf/700V or different models such as 16uf/700V or 16uf/900V, finishes the first order of high-voltage pulse and amplifies.
Fig. 4 A is first's circuit diagram of high-voltage charging module, and its input signal is CONTROL and PWM O, and output signal is 22VA and CHG.
Fig. 4 B is the second portion circuit diagram of high-voltage charging module, its input signal is 22VA and CHG, 22VA and CHG insert the 3rd and 5 pins of step-up transformer TRANS1 respectively, the 12nd pin ground connection of step-up transformer TRANS1, the 9th pin of step-up transformer TRANS1 is through diode in series D1, D2 and resistance R 1 output signal HV_S_A; The 1st of the negative pole of diode D2 and a polarity free capacitor C1 links to each other the 3rd and 4 pin ground connection of polarity free capacitor C1 with 2 pins.
[effluve module 5]
The effluve module is made up of high-frequency transformer, polarity free capacitor and charge/discharge control circuit, finishes the second level of high-voltage pulse and amplifies.
The effluve module mainly is core with the high-frequency step-up transformer, forms the two-stage principle of boosting, and forms positive and negative two-way high-voltage pulse.Positive and negative two-way high-voltage pulse feeds back to the high pressure load module through fence sections, inserts the high pressure detection module again, finishes the measuring ability of positive and negative high-voltage pulse, and conduct is opened circuit, the foundation of short-circuit alarming.When short circuit, breaking alarming appear in fence, host computer control module will automatically switch to low-pressure state, to prevent that high-voltage pulse from causing personal injury to the invador, simultaneously, alarm module is with output alarm signal, the communicator module warning message of will being correlated with uploads to higher level's warning system, will show corresponding warning message on the liquid crystal display.
Fig. 5 A is first's circuit diagram of effluve module, this first's circuit is a charge/discharge control circuit, its input signal is respectively from the DSG A of little process chip and DSG B, and signal DSG A is output after triode Q4 amplifies, and signal DSG B is output after triode Q5 amplifies.
Fig. 5 B is the second portion circuit diagram of effluve module, comprises high-frequency transformer TR2, polarity free capacitor C1, and the 1st pin of described high-frequency transformer TR2 links to each other the other end ground connection of polarity free capacitor C1 by inductance L 2 with the end of polarity free capacitor C1; The 2nd pin of high-frequency transformer TR2 links to each other by the collector of charge/discharge control circuit with triode Q4.
Fig. 5 C is the third part circuit diagram of effluve module, comprises high-frequency transformer TR3, polarity free capacitor C2, and the 1st pin of described high-frequency transformer TR3 links to each other the other end ground connection of polarity free capacitor C2 by inductance L 3 with the end of polarity free capacitor C2; The 2nd pin of high-frequency transformer TR3 links to each other by the collector of charge/discharge control circuit with triode Q5.
[high voltage output module 7]
High voltage output module mainly is made up of voltage dependent resistor (VDR), high tension terminal, high-tension shielding line.Fig. 6 is the electrical block diagram of high voltage output module, and wherein, 3,5 pins of effluve transformer TR2 link to each other with high tension terminal through the voltage dependent resistor (VDR) of one group of series connection respectively; 4 pins of TR2 link to each other with high tension terminal by the high-tension shielding line.
[high pressure load module 8]
The high pressure load module is in order to receive voltage signal from fence.
[high pressure detection module 6]
The high pressure detection module mainly is made up of four road infraluminescences and receiving tube (being photoelectrical coupler U5, U6, U7, U8), mainly finishes the measuring ability of high-voltage pulse signal, and its circuit structure is as follows:
Fig. 7 A is the first via testing circuit structural representation of signal HV_S_A, and its input signal P_HVOLTR_A is from the output signal HV_S_A of high pressure load module; This circuit mainly comprises photoelectrical coupler U5, and the first input end of U5 is imported signal P_HVOLTR_A to be detected, and first input end connects high tension terminal by diode D45 simultaneously; First output termination+12VL of U5, second output terminal of U5 is given little process chip by diode D37 output detection signal PA_IN_TEST_A; Second input end of U5 directly connects high tension terminal.
Fig. 7 B is the second alignment detection circuit structural representation of signal HV_S_A, and its input signal N_HVOLTR_A is from the high pressure load module; This circuit mainly comprises photoelectrical coupler U6, and the first input end of U6 connects high tension terminal, and first input end links to each other with second input end of U6 by diode D46 simultaneously; Second input end of U6 is imported signal N_HVOLTR_A to be detected; First output termination+12VL of U6, second output terminal of U6 is given microprocessor by diode D39 output signal NA_IN_TEST_A.
Fig. 7 C is the first via testing circuit structural representation of signal HV_S_B, and its input signal P_HVOLTR_B is from the output signal HV_S_B of high pressure load module; This circuit mainly comprises photoelectrical coupler U8, and the first input end of U8 is imported signal P_HVOLTR_B to be detected, and first input end connects high tension terminal by diode D47 simultaneously; First output termination+12VL of U8, second output terminal of U8 is given little process chip by diode D41 output detection signal PA_IN_TEST_B; Second input end of U8 directly connects high tension terminal.
Fig. 7 D is the second alignment detection circuit structural representation of signal HV_S_B, and its input signal N_HVOLTR_B is from the output signal HV_S_B of high pressure load module.This circuit mainly comprises photoelectrical coupler U7, and the first input end of U7 connects high tension terminal, and first input end links to each other with second input end of U7 by diode D48 simultaneously; Second input end of U7 is imported signal N_HVOLTR_B to be detected; First output termination+12VL of U7, second output terminal of U7 is given microprocessor by diode D42 output signal NA_IN_TEST_B.
[communicator module 2]
The communicator module adopts the RS485 communication mode, and MAX485 is as 485 bus drivers, and this module is mainly finished high voltage pulse electronic enclosure main frame and superior system exchange message.
Fig. 8 is the electrical block diagram of communicator module, and it mainly comprises one 485 bus driver chip U2, and 1,2,4 pins of U2 insert 485_R, 485_EN_H, 485_D three road signals respectively; 6,7 pins of U2 are exported 485A, 485B two road signals respectively.
[keyboard input module 9]
Keyboard input module is connected with one road input/output end port of microcontroller, is used for input control information and related data.Keyboard input module and LCD MODULE provide man-machine interface.
[LCD MODULE 10]
LCD MODULE adopts segmentation black-and-white crystal screen, shows the running status of current main frame and fence, mainly comprises fence electric pressure, main frame non-failure operation time, fence alarm condition, host power supply state, battery condition, main frame tamper state etc.Show that the fence electric pressure can allow the user see voltage value on the current fence very intuitively; Show that main frame can allow the user recognize current system concrete time of safe operation non-failure operation time; Showing that the fence alarm condition can be reported to the police fence is presented in face of the user intuitively; Show that the host power supply state can help the user to understand current main frame and be operated in city's electricity condition or battery condition, whether if be operated in battery condition, it is sufficient then to indicate accumulator electric-quantity; The user can in time get rid of power fail by the power supply status that shows, to guarantee security of system, operation reliably; Demonstration main frame tamper state can see intuitively whether main frame is illegally opened or destroyed.In a word, LCD MODULE can allow the user more intuitively, comprehensively understand the current state of main frame and fence, makes high voltage pulse electronic enclosure main frame interface friendly more, operates simpler.
[alarm module 3]
The circuit structure of alarm module as shown in Figure 9, it links to each other with host computer control module, is used to receive the alerting signal BELL_L of host computer control module output, starts alarm bell M1 and realizes reporting to the police.This alarm module is a hummer, mainly comprises a triode Q11, and alerting signal BELL_L inserts the base stage of triode Q11, the grounded emitter of triode Q11, and collector tapper M1 is connected with resistance R 27 between base stage and the emitter simultaneously.
In addition, present embodiment also provides the method for work of high voltage pulse electronic enclosure main frame, and this method mainly comprises following content:
Host computer control module is the control core with the single-chip microcomputer, finishes the first order of high-voltage pulse by control high-voltage charging module and amplifies; Realize the second level amplification of high-voltage pulse then by control effluve module, and form positive and negative two-way high-voltage pulse.Positive and negative two-way high-voltage pulse feeds back to the high pressure load module through fence, inserts the high pressure detection module again, finishes the measuring ability of positive and negative high-voltage pulse, and conduct is opened circuit, the foundation of short-circuit alarming.
When short circuit, breaking alarming appear in fence, host computer control module will automatically switch to low-pressure state, to prevent that high-voltage pulse from causing personal injury to the invador, simultaneously, alarm module is with output alarm signal, the communicator module warning message of will being correlated with uploads to higher level's warning system, will show corresponding warning message on the liquid crystal display.
Fig. 2 is the application synoptic diagram of described high voltage pulse electronic enclosure main frame, and wherein the high voltage pulse electronic enclosure main frame is provided with the output of two-way high-voltage pulse, is divided into two defence areas, corresponding defence area, each road; The positive and negative high-voltage pulse output terminal of high voltage output module is connected with the wire rope A of fence sections, the end of wire rope B respectively.The other end of wire rope A, B is correspondence and wire rope C, D cross connection respectively, the other end of wire rope C, D is inserted the high pressure load module, finish the measuring ability of high-voltage pulse by the high pressure detection module, wire rope A, B, C, D have just formed the four-wire system fence system like this.Connect another defence area with another road high-voltage pulse equally; The two defence areas of a complete four-wire system electronic enclosure system just relies on described high voltage pulse electronic enclosure main frame to set up.
The utility model has the advantages that:
1) the high pressure grade adjustable, have invasion the time to automatically switch to low-pressure state;
2) adopt bipolarity (BIPOLAR) technology, make every rhizosphere hurdle all charged, adjacent two rhizosphere hurdle short circuits can be reported to the police;
3) large-screen lc shows, man-machine interface is friendly more; Show Host Security working time, make system's operation more safety understand.
Description of the present utility model and application are illustrative, are not to want with scope restriction of the present utility model in the above-described embodiments.Here the distortion of disclosed embodiment and change are possible, and the various parts of the replacement of embodiment and equivalence are known for those those of ordinary skill in the art.Those skilled in the art are noted that under the situation that does not break away from spirit of the present utility model or essential characteristic, and the utility model can be with other forms, structure, layout, ratio, and realize with other elements, material and parts.
Claims (7)
1. a high voltage pulse electronic enclosure main frame is characterized in that: comprise host computer control module, high-voltage charging module, effluve module, high voltage output module, high pressure load module, high pressure detection module; Described host computer control module links to each other with an end of fence through high-voltage charging module, effluve module, high voltage output module successively; The other end of described fence links to each other with described high pressure load module; Described high pressure load module links to each other with host computer control module by the high pressure detection module.
2. high voltage pulse electronic enclosure main frame according to claim 1, it is characterized in that: described high voltage pulse electronic enclosure main frame also comprises a communicator module that links to each other with host computer control module, in order to finish high voltage pulse electronic enclosure main frame and superior system exchange message.
3. high voltage pulse electronic enclosure main frame according to claim 1, it is characterized in that: host computer control module is the control core with the microcontroller, described microcontroller has the multichannel input/output end port, and microcontroller inside is integrated with pwm circuit, multi-channel A/D change-over circuit, 2 road serial ports and storer.
4. high voltage pulse electronic enclosure main frame according to claim 1, it is characterized in that: described high-voltage charging module comprises first high-frequency transformer and first polarity free capacitor, the 8th, 9,10 pins of described first high-frequency transformer all link to each other with an end of described first polarity free capacitor by diode, the other end ground connection of first polarity free capacitor; Described first polarity free capacitor is in order to realize voltage charging, and described first high-frequency transformer is in order to become to be fit to input to the voltage of effluve module with the charging voltage transformation.
5. high voltage pulse electronic enclosure main frame according to claim 1, it is characterized in that: described effluve module comprises second high-frequency transformer, second polarity free capacitor and charge/discharge control circuit, the 1st pin of described second high-frequency transformer links to each other with an end of second polarity free capacitor by inductance, the other end ground connection of second polarity free capacitor; The 2nd pin of described second high-frequency transformer links to each other with described host computer control module by charge/discharge control circuit.
6. high voltage pulse electronic enclosure main frame according to claim 1, it is characterized in that: described high voltage output module comprises effluve transformer TR2, and 3,5 pins of effluve transformer TR2 link to each other with high tension terminal through the voltage dependent resistor (VDR) of one group of series connection respectively; 4 pins of TR2 link to each other with high tension terminal by the high-tension shielding line.
7. high voltage pulse electronic enclosure main frame according to claim 1 is characterized in that: described high voltage pulse electronic enclosure main frame also comprises keyboard input module, LCD MODULE, the alarm module that links to each other with host computer control module respectively; Described keyboard input module links to each other with one road input/output end port of microcontroller, in order to input control information and related data; LCD MODULE adopts segmentation black-and-white crystal screen, in order to show the running status of current main frame and fence; Described alarm module is used to receive the alerting signal BELL_L of host computer control module output, starts alarm bell M1 and realizes reporting to the police; Described alarm module is a hummer, mainly comprises a triode Q11, and alerting signal BELL_L inserts the base stage of triode Q11, the grounded emitter of triode Q11, and collector tapper M1 is connected with resistance R 27 between base stage and the emitter simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200964136U CN201984590U (en) | 2011-04-02 | 2011-04-02 | High voltage pulse electronic fence host |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200964136U CN201984590U (en) | 2011-04-02 | 2011-04-02 | High voltage pulse electronic fence host |
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| CN201984590U true CN201984590U (en) | 2011-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200964136U Expired - Lifetime CN201984590U (en) | 2011-04-02 | 2011-04-02 | High voltage pulse electronic fence host |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102740575A (en) * | 2011-04-02 | 2012-10-17 | 上海广拓信息技术有限公司 | High voltage pulse electronic fence host and its operation method |
| CN103778741A (en) * | 2014-02-28 | 2014-05-07 | 四川为民科技有限公司 | Electronic fence integrated control system and monitoring method |
| CN104036606A (en) * | 2014-06-30 | 2014-09-10 | 上海广拓信息技术有限公司 | Pulse electronic fence perimeter alarm system based on power line carrier communication technology |
-
2011
- 2011-04-02 CN CN2011200964136U patent/CN201984590U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102740575A (en) * | 2011-04-02 | 2012-10-17 | 上海广拓信息技术有限公司 | High voltage pulse electronic fence host and its operation method |
| CN102740575B (en) * | 2011-04-02 | 2015-06-03 | 上海广拓信息技术有限公司 | High voltage pulse electronic fence host and its operation method |
| CN103778741A (en) * | 2014-02-28 | 2014-05-07 | 四川为民科技有限公司 | Electronic fence integrated control system and monitoring method |
| CN103778741B (en) * | 2014-02-28 | 2016-11-23 | 四川为民科技有限公司 | Fence integrated control system |
| CN104036606A (en) * | 2014-06-30 | 2014-09-10 | 上海广拓信息技术有限公司 | Pulse electronic fence perimeter alarm system based on power line carrier communication technology |
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