CN2906772Y - Integrated infrared detection image monitoring and auto-alarming system - Google Patents

Integrated infrared detection image monitoring and auto-alarming system Download PDF

Info

Publication number
CN2906772Y
CN2906772Y CN 200620031729 CN200620031729U CN2906772Y CN 2906772 Y CN2906772 Y CN 2906772Y CN 200620031729 CN200620031729 CN 200620031729 CN 200620031729 U CN200620031729 U CN 200620031729U CN 2906772 Y CN2906772 Y CN 2906772Y
Authority
CN
China
Prior art keywords
circuit
video
image
alarm
infrared
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 - Fee Related
Application number
CN 200620031729
Other languages
Chinese (zh)
Inventor
雷振中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200620031729 priority Critical patent/CN2906772Y/en
Application granted granted Critical
Publication of CN2906772Y publication Critical patent/CN2906772Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Alarm Systems (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Emergency Alarm Devices (AREA)

Abstract

The utility model discloses an infrared detection image monitoring automatic alarm integrated system which uses more than two cameras or camera lens to obtain the video signals put into a video switch circuit, displaying the monitoring image by a monitor after video switching, and uses more than two infrared detectors to detect the alarm signals put into a switching control circuit of the infrared detector, then put into an indoor sound alarm circuit by the triode switch realizing a voice alarm and a radio alarm circuit realizing wireless alarm, and uses a mainframe front panel to show the alarm location. The utility model has the advantages of an infrared detection, an image monitoring, a scene alarm and a remote alarm, a reliable and stable performance through choosing the circuits and selecting the circuit elements. The utility model basically using discrete components is characterized in easy selection, simple produce, low cost and meets family needs of security protection more comprehensively.

Description

The automatic alarming comprehensive system of infrared acquisition picture control
Technical field
The utility model relates to a kind of electronic anti-theft warning system, the automatic alarming comprehensive system of particularly a kind of infrared acquisition picture control.
Background technology
Existing popular home security warning product usually is a function singleness, and type of alarm is single.For example single infrared eye warning product, single video camera or camera warning product, the product etc. that some adopt simple on-the-spot sound and light alarm can not satisfy the needs of household safe protection.For comprehensive guard against theft and alarm system, though can satisfy the needs of household safe protection, usually be system complex, the cost height, installation and maintenance cost height, the user uses also needs certain knowledge and skills.And the comprehensive guard against theft and alarm system of some relative low price then usually exists the problem of system stability and reliability aspect.The problem of these existence is all given universal the cause obstacle of burglar alarm product in family.
The utility model content
The purpose of this utility model will provide a kind of infrared acquisition picture control automatic alarming comprehensive system exactly, its selection is easy, make simple, cheap, comprehensive function with infrared acquisition, picture control, onsite alarming and remote alarms, system stability and good reliability, easy and simple to handle, be suitable in the average family penetration and promotion.
To achieve these goals, the utility model by the following technical solutions: the automatic alarming comprehensive system of infrared acquisition picture control comprises video camera that two-way is above or camera, above infrared eye and the main frame of two-way.Each road infrared eye links to each other with main frame by quad, and each road video camera or camera link to each other with main frame by 75 Europe video lines.Front panel and rear panel are arranged on the main frame; Monitor, power supply demonstration light emitting diode, alert locations demonstration light emitting diode, image/video switching push button and power switch are installed on the plate in front; Infrared eye is installed on the plate in the back connects deck, wireless transmit antenna socket, video camera or camera video input socket, power safety base, alarming horn and power lead inlet; Circuit board is installed in main frame.Host circuit is made up of power circuit, image/video commutation circuit, infrared eye ON-OFF control circuit, monitor, indoor audible alarm circuit and wireless transmit warning circuit.
Power circuit is made up of transformer, bridge rectifier mu balanced circuit and external direct current power supply, power circuit provides 9v direct-current working volts for each video camera or camera, for each infrared eye and other part host circuits provide 12v direct-current working volts, system also can operate as normal when external direct current power supply can guarantee to have a power failure.
The vision signal that each road video camera or camera obtain is input to the image/video commutation circuit by 75 Europe video lines, by the image/video commutation circuit and be arranged at image/video switching push button on the main frame front panel, realize behind the video switch vision signal being input to monitor display monitoring image scene.Described monitor is 5.5 inches monitors.The nothing lock contact button that described image/video switching push button is the built-in light emitting diode.
Described image/video commutation circuit is a controllable silicon video switch circuit, it is by triode BG1, unidirectional controllable silicon S CR1, SCR2, SCR3, SCR4, relay J 1, J2, J3, J4, image/video switching push button K1, K2, K3, K4 invest LED 1, LED2, LED3, the LED4 of image/video switching push button K1, K2, K3, K4 in respectively and are aided with resistance capacitance and form; K13, K14, K15, K16 two ends are respectively moving contact and the normally opened contact of relay J 1, J2, J3, J4; By the moving contact input of relay J 1, J2, J3, J4, the normally opened contact of relay J 1, J2, J3, J4 connects together the vision signal that each road video camera obtains respectively; And electric capacity that be connected in the capacitor C 8 of triode BG1 base stage in parallel with resistance R 4 is 100 microfarads, is 47 microfarads with the electric capacity of the two ends of relay J 1, J2, J3, J4 capacitor C 4 in parallel respectively, C5, C6, C7.The image/video commutation circuit includes the image/video switch unit circuit of some parallel connections, by increase and decrease image/video switch unit circuit, can realize that just two-way is to the switching of multiway images vision signal arbitrarily.
Image/video commutation circuit principle of work is: the vision signal that each road video camera or camera obtain is imported by the moving contact (being respectively the end of K13, K14, K15, K16) of relay J 1, J2, J3, J4 respectively, the normally opened contact of relay J 1, J2, J3, J4 (being respectively the other end of K13, K14, K15, K16) links together, the continuous ground connection simultaneously of the masked segment of each road video signal cable; The terminated line of each image/video switching push button K1, K2, K3, K4 extremely links to each other with the control of unidirectional controllable silicon S CR1, SCR2, SCR3, SCR4 respectively, and the other end wiring of each image/video switching push button K1, K2, K3, K4 links together.After the energized, the control utmost point of unidirectional controllable silicon S CR1, SCR2, SCR3, SCR4 does not have trigger current to be in off state, and relay J 1, J2, J3, J4 are failure to actuate; As 1 adhesive of need relay J, only need press image/video switching push button K1, power supply charges to C8 by R3, and the A point becomes electronegative potential over the ground in the circuit, and triode BG1 ends; Along with charging to C8, the current potential that B is ordered in the circuit raises with A point current potential, at this moment owing to the electric current of C8 charging is flow through the control utmost point of unidirectional controllable silicon S CR1, so unidirectional controllable silicon S CR1 conducting, relay J 1, the moving contact of relay J 1 and normally opened contact (K13) adhesive, the LED 1 of image/video switching push button K1 built-in is luminous, is admitted to monitor by the vision signal of K13 position input and shows this road monitoring image scene; After unclamping K1, because the effect of unidirectional controllable silicon S CR1, relay J 1 keeps attracting state, and C8 discharges by R4; As another road adhesive among need relay J 2, J3, the J4, for example need relay J 4 adhesives, then need press image/video switching push button K4, because triode BG1 is earlier by the back conducting, unidirectional controllable silicon S CR1 turn-offs because of dead electricity, capacitor C 4 rapid discharges, relay J 1 resets, and the vision signal of being imported by the K13 position is cut off; Unidirectional controllable silicon S CR4 conducting then, relay J 4 electric, the moving contact of relay J 4 and normally opened contact (K16) adhesive is admitted to monitor by the vision signal of K16 position input and shows that this road monitors image scene, thereby finished the switching of vision signal; The process of same relay J 2, J3 adhesive roughly the same.And electric capacity that be connected in the capacitor C 8 of triode BG1 base stage in parallel with resistance R 4 is chosen as 100 microfarads, all be chosen as 47 microfarads with the electric capacity of the two ends of relay J 1, J2, J3, J4 capacitor C 4 in parallel respectively, C5, C6, C7, realize charging at a slow speed in the time that circuit working can being made, quick dead electricity, thereby guarantee that the image/video handoff procedure is accurate, do not produce doubling of the image phenomenon.
The alerting signal that each road infrared eye detects is input to the infrared eye ON-OFF control circuit, the infrared eye ON-OFF control circuit is made up of transistor switching circuit and alert locations display circuit, through triode switch control alerting signal is input to indoor audible alarm circuit and carries out audible alarm and be input to the wireless transmit warning circuit carrying out radio alarming, simultaneously alert locations is come out by the alert locations demonstration diode displaying that is arranged on the main frame front panel.
Described transistor switching circuit is by triode BG2, BG3, BG4, BG5, and relay J 5, J6, J7, J8 and resistance are formed, and each road infrared eye detectable signal is respectively by K5, K6, K7, the input of K8 position.Transistor switching circuit includes the triode switch element circuit of some parallel connections.Described alert locations display circuit is by diode D6, D7, D8, D9, and LED 5, LED6, LED7, LED8 and resistance are formed, and K9, K10, K11, K12 two ends are respectively moving contact and the normally opened contact of relay J 5, J6, J7, J8.The alert locations display circuit includes the alert locations display unit circuit of some parallel connections.In the infrared eye ON-OFF control circuit, increase simultaneously or minimizing triode switch element circuit and alert locations display unit circuit, can realize that two-way is to the warning at the infrared monitoring of multichannel scene arbitrarily.
The principle of work of infrared eye ON-OFF control circuit is: after the energized, each road infrared eye gets electric work, K5, K6, K7, K8 all are in closure state, the base stage of triode BG2, BG3, BG4, BG5 and emitter short circuit, relay J 5, J6, J7, J8 dead electricity, K9, K10, K11, K12 are in off-state, diode D6, D7, D8, all not conductings of D9, and indoor warning circuit and wireless transmit warning circuit are not all worked; Enter a certain monitoring scene as the people, it is on-the-spot for example to enter the pairing monitoring of K5, K5 disconnects, triode BG2 conducting, relay J 5 gets electric adhesive, K9 closure, diode D6 conducting, circuit output end A1 point is a noble potential, and indoor chimes of doom and remote alarms signal are sent in indoor warning circuit and the work of wireless transmit warning circuit simultaneously, and same K6, K7, the pairing monitoring onsite alarming of K8 process are roughly the same.
Indoor warning circuit is a reactance-tube ultralow frequency sine-wave oscillation signal generator news Chinese percussion instrument circuit, and triode BG8 selects C2275NPN high-frequency high-power pipe for use in the circuit, and triode BG9 selects A985PNP high-frequency high-power pipe for use; Circuit output end is connected with alarming horn, and its alarm sound that sends is the per four seconds high basses that replace, to be different from the vigilance that other sound causes people.
The wireless transmit warning circuit is a frequency modulation wireless transmit warning circuit, wireless transmit warning circuit power valve BG11 selects the bigger C3101 vapotron of power for use, the alerting signal transmitting range is 500 to 1000 meters scopes of periphery, and wireless alarm signal receives and selects sensitivity for use is the FM receiver of 20 microvolts.
The utility model can be according to the needs of the on-the-spot protection of user, the quantity of increase and decrease video camera or camera, infrared eye, increase and decrease image/video switch unit circuit, triode switch element circuit and alert locations display unit circuit simultaneously, can realize two-way to detection, monitoring and the warning automatically at the multichannel scene of setting up defences arbitrarily.
The utility model adopts discrete component to make substantially, and it is easy to have a selection, make simple, cheap characteristics; System has the comprehensive function of infrared acquisition, picture control, onsite alarming and remote alarms, has more comprehensively satisfied the needs of household safe protection; By to the selection of circuit and the selected by experiment kind about circuit component, model and parameter, the system that guaranteed has reliable and stable serviceability; Be applicable to household safe protection, the security protection of medium and small shop, medium or small factory, and the security protection of office, group, company's keypoint part.
Description of drawings
Fig. 1 is main frame outward appearance and the front panel synoptic diagram of the utility model embodiment
Fig. 2 is the main frame rear panel synoptic diagram of the utility model embodiment
Fig. 3 is the circuit block diagram of the utility model embodiment
Fig. 4 is the power circuit principle figure of the utility model embodiment
Fig. 5 is the image/video commutation circuit schematic diagram of the utility model embodiment
Fig. 6 is infrared eye ON-OFF control circuit and the indoor warning circuit schematic diagram of the utility model embodiment
Fig. 7 is the wireless transmit warning circuit schematic diagram of the utility model embodiment
Reference numeral 1 main frame 2 front panels 3 rear boards 4 monitors 5 power supply indication light diodes 6 alert locations show that light emitting diode 7 image/video switching push buttons 8 power switches 9 Infrared Detectors connect deck 10 wireless transmission antenna sockets, 11 video cameras or camera video input socket 12 power safety base 13 alarming horns, 14 power line access port 15 power circuits, 16 video cameras or camera 17 Infrared Detectors 18 image/video commutation circuits 19 Infrared Detectors ON-OFF control circuits 20 indoor audible alarm circuit 21 wireless transmission warning circuits 22 image/video switch unit circuit 23 transistor switching circuits 24 alert locations display circuits 25 triode switch element circuits 26 alert locations display unit circuits
Embodiment
With reference to Fig. 1, Fig. 2, Fig. 3, the automatic alarming comprehensive system of infrared acquisition picture control comprises video camera or the camera 16 (video camera or camera are four tunnel in the present embodiment) that two-way is above, infrared eye 17 (infrared eye is four tunnel in the present embodiment) and main frame 1 that two-way is above.Each road infrared eye links to each other with main frame by quad, and each road video camera or camera link to each other with main frame by 75 Europe video lines.Mainframe box can be formed by the horizontal host computer case transformation of the way, also can adopt metal material or engineering plastics to make cabinet reference dimension 430mm*390mm*150mm; Front panel 2 and rear panel 3 are arranged on the main frame; Monitor 4, power supply indication light emitting diode 5, alert locations demonstration light emitting diode 6, image/video switching push button 7 and power switch 8 are installed on the plate in front; Infrared eye is installed on the plate in the back connects deck 9, wireless transmit antenna socket 10, video camera or camera video input socket 11, power safety base 12, alarming horn 13 and power lead access port 14; Circuit board is installed in main frame.Host circuit is made up of power circuit 15, image/video commutation circuit 18, infrared eye ON-OFF control circuit 19, monitor, indoor audible alarm circuit 20 and wireless transmit warning circuit 21.
With reference to Fig. 4, power circuit is made up of transformer, bridge rectifier mu balanced circuit and external direct current power supply, power circuit provides 9v direct-current working volts for each road video camera or camera, for each road infrared eye and other part host circuits provide 12v direct-current working volts, system also can operate as normal when external direct current power supply can guarantee to have a power failure.
With reference to Fig. 5, the vision signal that each road video camera or camera obtain is input to the image/video commutation circuit by 75 Europe video lines, by the image/video commutation circuit and be arranged at image/video switching push button on the main frame front panel, realize after image/video switches vision signal being input to monitor display monitoring image scene.Described monitor is 5.5 inches monitors.The nothing lock contact button that described image/video switching push button is the built-in light emitting diode.
Described image/video commutation circuit is a controllable silicon video switch circuit, it by triode BG1, unidirectional controllable silicon S CR1, SCR2, SCR3, SCR4, relay J 1, J2, J3, J4, image/video switching push button K1, K2, K3, K4, in invest LED 1, LED2, LED3, the LED4 of image/video switching push button K1, K2, K3, K4 and be aided with resistance capacitance and form; K13, K14, K15, K16 two ends are respectively moving contact and the normally opened contact of relay electrical equipment J1, J2, J3, J4; By the moving contact input of relay J 1, J2, J3, J4, the normally opened contact of relay J 1, J2, J3, J4 connects together the vision signal that each road video camera obtains respectively; And electric capacity that be connected in the capacitor C 8 of triode BG1 base stage in parallel with resistance R 4 is 100 microfarads, is 47 microfarads with the electric capacity of the two ends of relay J 1, J2, J3, J4 capacitor C 4 in parallel respectively, C5, C6, C7.The image/video commutation circuit includes the image/video switch unit circuit 22 of some parallel connections, by increase and decrease image/video switch unit circuit, can realize that just two-way is to the switching of multiway images vision signal arbitrarily.
With reference to Fig. 6, the alerting signal that each road infrared eye detects is input to the infrared eye ON-OFF control circuit, the infrared eye ON-OFF control circuit is made up of transistor switching circuit and alert locations display circuit, through triode switch control alerting signal is input to indoor audible alarm circuit and carries out audible alarm and be input to the wireless transmit warning circuit carrying out radio alarming, simultaneously alert locations is shown that by the alert locations that is arranged on the main frame front panel light emitting diode 6 shows.Described transistor switching circuit is by triode BG2, BG3, BG4, BG5, and relay J 5, J6, J7, J8 and resistance are formed, and each road infrared eye detectable signal is respectively by K5, K6, K7, the input of K8 position.Transistor switching circuit includes the triode switch element circuit 25 of some parallel connections.Described alert locations display circuit is by diode D6, D7, D8, D9, and LED 5, LED6, LED7, LED8 and resistance are formed, and K9, K10, K11, K12 two ends are respectively moving contact and the normally opened contact of relay J 5, J6, J7, J8.The alert locations display circuit includes the alert locations display unit circuit 26 of some parallel connections.In the infrared eye ON-OFF control circuit, increase simultaneously or minimizing triode switch element circuit 25 and alert locations display unit circuit 26, can realize that two-way is to the warning at the infrared monitoring of multichannel scene arbitrarily.
Indoor warning circuit is a reactance-tube ultralow frequency sine-wave oscillation signal generator news Chinese percussion instrument circuit, and triode BG8 selects C2275NPN high-frequency high-power pipe for use in the circuit, and triode BG9 selects A985PNP high-frequency high-power pipe for use; Circuit output end is connected with alarming horn 13, and its alarm sound that sends is the per four seconds high basses that replace, to be different from the vigilance that other sound causes people.
With reference to Fig. 7, the wireless transmit warning circuit is a frequency modulation wireless transmit warning circuit, power valve BG11 selects the bigger C3101 vapotron of power for use in the wireless transmit warning circuit, the alerting signal transmitting range is 500 to 1000 meters scopes of periphery, and wireless alarm signal receives and selects sensitivity for use is the FM receiver of 20 microvolts.
With reference to Fig. 4, Fig. 5, Fig. 6, the utility model embodiment adopts No. four video cameras or camera, four road infrared eyes and corresponding therewith host circuit, realize simultaneously four scenes of setting up defences being surveyed, being monitored and report to the police automatically, can be according to the needs of the on-the-spot protection of user, the quantity of increase and decrease video camera or camera, infrared eye, increase and decrease image/video switch unit circuit 22, triode switch element circuit 25 and alert locations display unit circuit 26 simultaneously, can realize that two-way to any multichannel scene sets up defences.

Claims (9)

1. automatic alarming comprehensive system of infrared acquisition picture control comprises video camera that two-way is above or camera (16), above infrared eye (17) and the main frame (1) of two-way; Each infrared eye links to each other with main frame by quad, and each video camera or camera link to each other with main frame by 75 Europe video lines; Front panel (2) and rear panel (3) are arranged on the main frame, circuit board is installed in main frame; It is characterized in that: host circuit is made up of power circuit (15), image/video commutation circuit (18), infrared eye ON-OFF control circuit (19), monitor (4), indoor audible alarm circuit (20) and wireless transmit warning circuit (21); The vision signal that each road video camera or camera obtain is input to the image/video commutation circuit by 75 Europe video lines, by the image/video commutation circuit and be arranged at image/video switching push button (7) on the main frame front panel, realize behind the video switch vision signal being input to monitor display monitoring image scene; The alerting signal that each road infrared eye detects is input to the infrared eye ON-OFF control circuit, control through triode switch, alerting signal is input to indoor audible alarm circuit carries out audible alarm and be input to the wireless transmit warning circuit carrying out radio alarming, show light emitting diode (6) display alarm position by the alert locations that is arranged on the main frame front panel simultaneously; Indoor warning circuit is a reactance-tube ultralow frequency sine-wave oscillation signal generator news Chinese percussion instrument circuit; The wireless transmit warning circuit is a frequency modulation wireless transmit warning circuit.
2. the automatic alarming comprehensive system of infrared acquisition picture control according to claim 1, it is characterized in that: described image/video commutation circuit is a controllable silicon video switch circuit, and it invests LED 1, LED2, LED3, the LED4 of image/video switching push button K1, K2, K3, K4 and be aided with resistance capacitance by triode BG1, unidirectional controllable silicon S CR1, SCR2, SCR3, SCR4, relay J 1, J2, J3, J4, image/video switching push button K1, K2, K3, K4, in respectively forms; Be 47 microfarads with the electric capacity of the two ends of relay J 1, J2, J3, J4 capacitor C 4 in parallel respectively, C5, C6, C7.
3. the automatic alarming comprehensive system of infrared acquisition picture control according to claim 1 is characterized in that: the infrared eye ON-OFF control circuit is made up of transistor switching circuit (23) and alert locations display circuit (24); Transistor switching circuit includes the triode switch element circuit (25) of some parallel connections; The alert locations display circuit includes the alert locations display unit circuit (26) of some parallel connections.
4. the automatic alarming comprehensive system of infrared acquisition picture control according to claim 1, it is characterized in that: each relay is all selected the 12V4098 miniature electro-magnetic relay for use in the host circuit.
5. the automatic alarming comprehensive system of infrared acquisition picture control according to claim 1 is characterized in that: triode BG8 selects C2275NPN high-frequency high-power pipe for use in the described indoor warning circuit, and triode BG9 selects A985PNP high-power high-frequency pipe for use.
6. the automatic alarming comprehensive system of infrared acquisition picture control according to claim 1, it is characterized in that: power valve BG11 selects the bigger C3101 vapotron of power for use in the described wireless transmit warning circuit, and wireless alarm signal receives and selects sensitivity for use is the FM receiver of 20 microvolts.
The automatic alarming comprehensive system of 7 infrared acquisition picture controls according to claim 1 is characterized in that: described monitor is 5.5 inches monitors.
The automatic alarming comprehensive system of 8 infrared acquisition picture controls according to claim 1 is characterized in that: the nothing lock contact button that described image/video switching push button is the built-in light emitting diode.
9. the automatic alarming comprehensive system of infrared acquisition picture control according to claim 1 is characterized in that: monitor (4), power supply indication light emitting diode (5), alert locations demonstration light emitting diode (6), image/video switching push button (7) and power switch (8) are installed on the main frame front panel; Infrared eye is installed on the plate in the back connects deck (9), wireless transmit antenna socket (10), video camera or camera video input socket (11), power safety base (12) alarming horn (13) and power lead inlet (14).
CN 200620031729 2006-04-19 2006-04-19 Integrated infrared detection image monitoring and auto-alarming system Expired - Fee Related CN2906772Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200620031729 CN2906772Y (en) 2006-04-19 2006-04-19 Integrated infrared detection image monitoring and auto-alarming system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200620031729 CN2906772Y (en) 2006-04-19 2006-04-19 Integrated infrared detection image monitoring and auto-alarming system

Publications (1)

Publication Number Publication Date
CN2906772Y true CN2906772Y (en) 2007-05-30

Family

ID=38115412

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200620031729 Expired - Fee Related CN2906772Y (en) 2006-04-19 2006-04-19 Integrated infrared detection image monitoring and auto-alarming system

Country Status (1)

Country Link
CN (1) CN2906772Y (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104183075A (en) * 2014-08-08 2014-12-03 国家电网公司 Protective guard for box-type transformer
CN108234905A (en) * 2018-03-22 2018-06-29 四川金网通电子科技有限公司 Multichannel audio-video frequency On-line Product aging switching circuit with interlock function

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104183075A (en) * 2014-08-08 2014-12-03 国家电网公司 Protective guard for box-type transformer
CN108234905A (en) * 2018-03-22 2018-06-29 四川金网通电子科技有限公司 Multichannel audio-video frequency On-line Product aging switching circuit with interlock function

Similar Documents

Publication Publication Date Title
CN204904485U (en) Coordinated control system of intelligence gate equipment and intelligent lamp accuse equipment
CN205017098U (en) Power distribution monitor terminal
CN105139569A (en) Coordinated control system for intelligent gate control device and intelligent lamp control device
CN2906772Y (en) Integrated infrared detection image monitoring and auto-alarming system
CN203951564U (en) Audio/video monitor and control system
CN204029088U (en) A kind of warmhouse booth remote anti-theft control device
CN206179152U (en) Antitheft warning device of transformer
CN204791352U (en) Alarming device
CN206863887U (en) A kind of operation warning sign acoustic-optic alarm
CN101246622B (en) Warning system caution plate
CN200969129Y (en) Wireless anti-theft alarm device for outdoor electric power transformer
CN210016570U (en) Electric power operation information acquisition system
CN202084118U (en) Electric facility safety system
CN204695475U (en) A kind of outdoor electrical control cabinet anti-theft device
CN206113929U (en) Server alarm device
CN204331943U (en) A kind of the computer classroom burglar alarm
CN207089096U (en) A kind of intelligent refrigerated car for rice transport
CN207504972U (en) Security monitoring video camera and safety-protection system
CN105741469A (en) Intelligent home security and protection system based on Internet of Things
CN205005177U (en) Show anti -theft device with video monitoring function
CN207199029U (en) A kind of intelligent linkage supervising device
CN202084128U (en) Carrier wave antitheft alarm device for advertising boards
CN216793044U (en) Acousto-optic video linkage alarm device for security radar
CN2748989Y (en) Infrared escape and theft proofing alarm device in watch and control place
CN207817911U (en) A kind of video security protection warning device

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: 467000, east house, 3 floor, building 2, No. 45, No. six miner Road, Henan, Pingdingshan Province

Patentee after: Lei Zhenzhong

Address before: 467000 patent affairs department, Intellectual Property Association, No. 26, North East section, Jianshe Road, Pingdingshan, Henan

Patentee before: Lei Zhenzhong

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070530

Termination date: 20110419