CN202422355U - Security alarming device for live working at electric construction site - Google Patents
Security alarming device for live working at electric construction site Download PDFInfo
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- CN202422355U CN202422355U CN2012200357265U CN201220035726U CN202422355U CN 202422355 U CN202422355 U CN 202422355U CN 2012200357265 U CN2012200357265 U CN 2012200357265U CN 201220035726 U CN201220035726 U CN 201220035726U CN 202422355 U CN202422355 U CN 202422355U
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Abstract
The utility model discloses a security alarming device for live working at electric construction sites. The device comprises a video acquirer, a hard disc video cassette recorder, a power supply, a radio frequency signal transmitting circuit, a radio frequency signal receiving circuit, an audio alarming circuit and a loudspeaker, wherein the video acquirer is used for acquiring video signals and transmitting the video signals to the hard disc video cassette recorder; the hard disc video cassette recorder is used for receiving the video signals transmitted by the video acquirer, processing images and making alarm signals according to alarming parameters; the radio frequency signal transmitting circuit is used for transferring the alarming signals to the radio frequency signal receiving circuit; and the radio frequency signal receiving circuit is used for controlling the audio alarming circuit and the loudspeaker to make alarms in mode of sound. The security alarming device for live working at electric construction sites, provided by the utility model, has the advantages of prompting relevant personnel to be away from dangerous areas in time, preventing electric shock accidents, ensuring personal safety and the like.
Description
Technical field
The utility model relates to a kind of safety alarm device, especially a kind of on-the-spot safety alarm device of hot line job power construction that is used for.
Background technology
Hot line job be operation or the staff of staff's contact electrification part with operation tool, equipment or install operation at charging zone, be a kind of operational method that on the high-tension electricity construction equipment, does not have a power failure and overhaul, test.Electrical equipment needs often test, inspection and maintenance in long-time running.Hot line job is to avoid maintenance to have a power failure, and guarantees the effective measures of normal power supply.The content of hot line job can be divided into several respects such as live testing, charged inspection and power-on serving.The object of hot line job comprises generating plant and electric substation's electrical equipment, overhead transmission line, distribution line and controller switching equipment.During operating personnel's operation, must wear qualified a complete set of screening clothing.
High-voltage electrical apparatus test and the more general electrical equipment maintenance activity of service work during in the booster stations hot line job has more danger to power supply department in transformer station and high-tension line (particularly open-air overhead high voltage line) hot line job and generating plant.Therefore; Require testing crew should carry out the relevant security regulations that the relevant technical measures that guarantee personal safety with the electric substation electric part in " electrical safe working order " generating plant and organiztion measure also will be carried out electrical test work in real earnest; Prevent to take place in the test high pressure electric shock accidents, warranty test personnel and relevant staff's safety.During hot line job, answer the site inspection of reinforced insulation instrument and hot line job personnel's ground monitoring, the guardian will have the personnel of actual charged working experience to serve as.In the practical operation, usually adopt the monitoring personnel to make an inspection tour, security incident takes place in order to avoid there is the people to get into the operation area.But the mode that this staff keeps watch on does not possess the function of automatic warning, needs monitoring personnel real time monitoring, if the operating area is bigger, also needs a plurality of monitoring personnel to keep an eye on; In case carelessness or interim busy leaving, the phenomenon that security incident takes place with regard to being difficult to avoid the someone to get into the operation area take place in the monitoring personnel.
The utility model content
The utility model is the weak point that exists in the above-mentioned prior art for avoiding; A kind of on-the-spot safety alarm device of hot line job power construction that is used for is provided; Can in time remind the related personnel hazardous location that keeps out, prevent the generation of electric shock accidents, guarantee personal safety.
The utility model adopts following technical scheme for the technical solution problem.
Be used for the on-the-spot safety alarm device of hot line job power construction, its design feature is to comprise video acquisition appearance, DVR, power supply, emission of radio frequency signals circuit, radio frequency receiving signal circuit, audio alarm circuit and loudspeaker; The video acquisition appearance is used to gather the vision signal that needs alert locations and vision signal is delivered to DVR; DVR is used to receive the vision signal of said video acquisition appearance transmission and carry out Flame Image Process; By the staff alarm parameters is set; DVR judges whether to send alerting signal according to processing result image and alarm parameters, when sending alerting signal, sends alerting signal to the emission of radio frequency signals circuit; Said power supply is used to video acquisition appearance, DVR, emission of radio frequency signals circuit, radio frequency receiving signal circuit and audio alarm circuit working power is provided; The emission of radio frequency signals circuit is used to receive alerting signal that DVR sends and sends said alerting signal to the radio frequency receiving signal circuit; The radio frequency receiving signal circuit is used for the alerting signal that the received RF signal radiating circuit transmits, and according to the alerting signal control audio warning circuit signal of sounding; The audio alarm circuit is used for when receiving the alerting signal of radio frequency receiving signal circuit transmission, producing voice signal, and carries out audible alarm through the loudspeaker output sound signal.
The design feature that is used for the on-the-spot safety alarm device of hot line job power construction of the utility model also is:
Be used for the on-the-spot safety alarm device of hot line job power construction and also comprise resonant selecting frequency reconciliation circuit decoding circuit; Said resonant selecting frequency circuit comprises triode Q3, capacitor C 5, inductance L 7, inductance L 6 and inductance L 5; Said decoding circuit comprises decoding chip IC2; Be provided with operational amplifier IC1 between said decoding circuit and the resonant selecting frequency circuit; Said loudspeaker is a supersound projector.
Compared with present technology, the utility model beneficial effect is embodied in:
When the workmen got in the alarm region of setting, DVR sent alerting signal, drove emission of radio frequency signals circuit emission wireless encoding signal.Simultaneously, the on-the-spot staff of construction operation carries wireless alarm, establishes radio frequency receiving signal circuit, audio alarm circuit and loudspeaker in the wireless alarm.Wireless alarm receives alerting signal, sends alarm sound through loudspeaker, reminds the workmen hazardous location that keeps out, and prevents the generation of electric shock accidents, guarantees personal safety.Adopt supersound projector, alarm sound is loud and clear, has improved the caution effect of reporting to the police.
The utility model be used for the on-the-spot safety alarm device of hot line job power construction, have can in time remind the related personnel keep out the hazardous location, prevent electric shock accidents generation, advantage such as guarantee personal safety.
Description of drawings
Fig. 1 is the circuit structure diagram that is used for the on-the-spot safety alarm device of hot line job power construction of the utility model.
Below pass through embodiment, and combine accompanying drawing that the utility model is described further.
Embodiment
Referring to Fig. 1, be used for the on-the-spot safety alarm device of hot line job power construction, comprise video acquisition appearance, DVR, power supply, emission of radio frequency signals circuit, radio frequency receiving signal circuit, audio alarm circuit and loudspeaker.
The video acquisition appearance is used to gather the vision signal that needs alert locations and vision signal is delivered to DVR.
DVR is used to receive the vision signal of said video acquisition appearance transmission and carry out Flame Image Process; By the staff alarm parameters is set; DVR judges whether to send alerting signal according to processing result image and alarm parameters, when sending alerting signal, sends alerting signal to the emission of radio frequency signals circuit.
Said power supply is used to video acquisition appearance, DVR, emission of radio frequency signals circuit, radio frequency receiving signal circuit and audio alarm circuit working power is provided.
The emission of radio frequency signals circuit is used to receive alerting signal that DVR sends and sends said alerting signal to the radio frequency receiving signal circuit.
The radio frequency receiving signal circuit is used for the alerting signal that the received RF signal radiating circuit transmits, and according to the alerting signal control audio warning circuit signal of sounding.
The audio alarm circuit is used for when receiving the alerting signal of radio frequency receiving signal circuit transmission, producing voice signal, and carries out audible alarm through the loudspeaker output sound signal.
The video acquisition appearance is aimed at the working-yard of hot line job, the angle and direction of adjustment image.Through DVR alert locations and other alarm parameters are set, when the workmen got in the alarm region of setting, DVR sent alerting signal, drives emission of radio frequency signals circuit emission wireless encoding signal.Simultaneously, the on-the-spot staff of construction operation carries wireless alarm, establishes radio frequency receiving signal circuit, audio alarm circuit and loudspeaker in the wireless alarm.Wireless alarm receives alerting signal, sends alarm sound through loudspeaker, reminds the workmen hazardous location that keeps out, and prevents the generation of electric shock accidents, guarantees personal safety.Owing to can in time report to the police, make the field personnel can not be strayed into the hazardous location, prevent the generation of electric shock accidents, ensured operating personnel's personal safety.
Be used for the on-the-spot safety alarm device of hot line job power construction and also comprise resonant selecting frequency reconciliation circuit decoding circuit; Said resonant selecting frequency circuit comprises triode Q3, capacitor C 5, inductance L 7, inductance L 6 and inductance L 5; Said decoding circuit comprises decoding chip IC2; Be provided with operational amplifier IC1 between said decoding circuit and the resonant selecting frequency circuit; Said loudspeaker is a supersound projector.Adopt resonant selecting frequency circuit, operational amplifier IC1, decoding circuit and supersound projector, alarm sound is loud and clear, has improved the caution effect of reporting to the police, and the stability of warning device better.
The preferred video camera of video acquisition appearance.The vision signal that needs alert locations of camera acquisition is delivered to DVR and is carried out the Flame Image Process setting; The alerting signal NO control code generator IC5 (SC2262) of DVR output drives triode Q1 emission output through R1; Wherein IC1, L1, L2, C1, C2, R1, R2, Q1 form the emission of radio frequency signals circuit, and the emission of radio frequency signals circuit sends the wireless encoding signal.The wireless encoding signal is coupled to FET Q2 through C3; Again through C4 to triode Q3, Q3 and C5, L7, L6, L5 etc. form the resonant selecting frequency circuit, select normal wireless encoding signal and deliver to decoding chip IC2 (SC2272) after by IC1 (LM358) processing and amplifying; Decoding chip IC2 export a high level through diode D to voice integrated chip IC3 (SD2640); Control IC3 sends alerting signal, and alerting signal is amplified by IC4 again, sends alarm sound by loudspeaker then.Has crucial safe meaning for power supply and generating department in electrification in high voltage construction operation protection personal safety.
The safety alarm device of the utility model is by comprising that video acquisition appearance, DVR, power supply, emission of radio frequency signals circuit, radio frequency receiving signal circuit, audio alarm circuit etc. form the non-contact type wireless warning device, and is safe to use.
The wireless encoding of being made up of IC5 (SC2262), IC2 (SC2272) transmits and receives the reliable and stable difficult wrong report of device performance, and the stability of warning device better.
Claims (2)
1. be used for the on-the-spot safety alarm device of hot line job power construction, it is characterized in that, comprise video acquisition appearance, DVR, power supply, emission of radio frequency signals circuit, radio frequency receiving signal circuit, audio alarm circuit and loudspeaker;
The video acquisition appearance is used to gather the vision signal that needs alert locations and vision signal is delivered to DVR;
DVR is used to receive the vision signal of said video acquisition appearance transmission and carry out Flame Image Process; By the staff alarm parameters is set; DVR judges whether to send alerting signal according to processing result image and alarm parameters, when sending alerting signal, sends alerting signal to the emission of radio frequency signals circuit;
Said power supply is used to video acquisition appearance, DVR, emission of radio frequency signals circuit, radio frequency receiving signal circuit and audio alarm circuit working power is provided;
The emission of radio frequency signals circuit is used to receive alerting signal that DVR sends and sends said alerting signal to the radio frequency receiving signal circuit;
The radio frequency receiving signal circuit is used for the alerting signal that the received RF signal radiating circuit transmits, and according to the alerting signal control audio warning circuit signal of sounding;
The audio alarm circuit is used for when receiving the alerting signal of radio frequency receiving signal circuit transmission, producing voice signal, and carries out audible alarm through the loudspeaker output sound signal.
2. the on-the-spot safety alarm device of hot line job power construction that is used for according to claim 1 is characterized in that, also comprises resonant selecting frequency reconciliation circuit decoding circuit; Said resonant selecting frequency circuit comprises triode Q3, capacitor C 5, inductance L 7, inductance L 6 and inductance L 5; Said decoding circuit comprises decoding chip IC2; Be provided with operational amplifier IC1 between said decoding circuit and the resonant selecting frequency circuit; Said loudspeaker is a supersound projector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200357265U CN202422355U (en) | 2012-02-03 | 2012-02-03 | Security alarming device for live working at electric construction site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200357265U CN202422355U (en) | 2012-02-03 | 2012-02-03 | Security alarming device for live working at electric construction site |
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| Publication Number | Publication Date |
|---|---|
| CN202422355U true CN202422355U (en) | 2012-09-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200357265U Expired - Fee Related CN202422355U (en) | 2012-02-03 | 2012-02-03 | Security alarming device for live working at electric construction site |
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| Country | Link |
|---|---|
| CN (1) | CN202422355U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310589A (en) * | 2013-07-05 | 2013-09-18 | 国家电网公司 | Alarm information generating method and device |
-
2012
- 2012-02-03 CN CN2012200357265U patent/CN202422355U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310589A (en) * | 2013-07-05 | 2013-09-18 | 国家电网公司 | Alarm information generating method and device |
| CN103310589B (en) * | 2013-07-05 | 2015-06-17 | 国家电网公司 | Alarm information generating method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Huainan Leo Technology Co., Ltd. Assignor: Song Deli Contract record no.: 2014340000032 Denomination of utility model: Security alarming device for live working at electric construction site Granted publication date: 20120905 License type: Exclusive License Record date: 20140313 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20180203 |