CN201845401U - Electric equipment anti-theft alarm - Google Patents
Electric equipment anti-theft alarm Download PDFInfo
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- CN201845401U CN201845401U CN2010205650499U CN201020565049U CN201845401U CN 201845401 U CN201845401 U CN 201845401U CN 2010205650499 U CN2010205650499 U CN 2010205650499U CN 201020565049 U CN201020565049 U CN 201020565049U CN 201845401 U CN201845401 U CN 201845401U
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- 238000002955 isolation Methods 0.000 claims abstract description 16
- 238000005070 sampling Methods 0.000 claims abstract description 16
- 238000001914 filtration Methods 0.000 claims description 9
- 230000008878 coupling Effects 0.000 abstract 3
- 238000010168 coupling process Methods 0.000 abstract 3
- 238000005859 coupling reaction Methods 0.000 abstract 3
- 230000003287 optical effect Effects 0.000 abstract 3
- 239000003990 capacitor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
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Abstract
The utility model provides an electric equipment anti-theft alarm, which comprises a voltage sampling module and an automatic short message alarm module group, wherein the voltage sampling module comprises three single voltage sampling modules, each phase of voltage sampling module respectively comprises a rectifying filter module, an optical coupling isolation module and comparison modules, the rectifying filter module, the optical coupling isolation module and the comparison modules are connected with a single-phase wire, the input end and the output end of the optical coupling isolation module are respectively connected with the output end of the rectifying filter module and the input end of the comparison modules, the electric equipment anti-theft alarm also comprises an equipment signal collection processing module, the input end of the equipment signal collection processing module is connected with electric equipment, and the output end of the equipment signal collection processing module and the output ends of three comparison modules are connected with an alarm loudspeaker and the automatic short message alarm module group through the signal processing module. When any one phase circuit or power equipment such as transformers and the like are stolen, the electric equipment anti-theft alarm can give out sound alarm and can automatically send short messages to relative personnel to tell the specific positions, the price is low, and the work performance is good.
Description
Technical field
The utility model relates to a kind of burglar alarm, especially a kind of burglar alarm that is used for power equipment.
Background technology
Current, theft protection for devices early warning such as existing three-phase and four-line and transformer are to be made of collecting unit and main frame mostly.The unit monitors circuit is transferred to main frame when unusual, and unit and main frame are reported to the police simultaneously.But main frame is reported to the police individual defective is arranged, and is exactly that it can only tell the staff which road warning, and the staff also must contrast respective table and consults the specified place of a certain road correspondence, so efficient is very low.If the staff is not in electric substation, though main frame can be sent short messages to the staff, the staff can only know that warning has appearred in which road, and does not know warning where occurred, and its serviceability needs further improvement.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of power equipment burglar alarm is provided, and is a kind of three-phase and four-line distribution line and transformer anti-theft prior-warning device of simple in structure, excellent working performance.
The technical scheme that provides according to the utility model, described power equipment burglar alarm comprises the voltage sampling module, the voltage sampling module comprises three independent single-phase voltage sampling modules, each single-phase voltage sampling module includes rectification filtering module, light-coupled isolation module and the contrast module that is connected with phase line, and the input end of wherein light-coupled isolation module, output terminal connect the output terminal of rectification filtering module and the input end of contrast module respectively; Also comprise the device signal acquisition processing module, the input termination power equipment of device signal acquisition processing module, the output terminal of the output terminal of device signal acquisition processing module and three contrast modules is through signal processing module loudspeaker taking alarm and automatic short message warning module.
Described rectification filtering module comprises: a termination 220V of first resistance and first electric capacity exchanges phase line, the other end connects an end of positive pole, the 3rd electric capacity and the 4th electric capacity of second diode respectively through second electric capacity, the other end of first resistance and first electric capacity also connects the negative pole of second diode, the other end of the 3rd electric capacity and an end of second resistance respectively through first diode, and the second resistance other end connects the other end of the 4th electric capacity and the input end of light-coupled isolation module respectively through light emitting diode.
Described contrast module comprises: the output terminal of a termination light-coupled isolation module of the 4th resistance, the 6th resistance, the other end of the 4th resistance respectively through the 5th capacity earth, connect the inverting input of comparer through the 5th resistance, another termination+5V power supply of the 6th resistance, and connect the in-phase input end of comparer through the 7th resistance, the in-phase input end of comparer also through and the 3rd resistance, the 6th capacity earth that connect, the input end of the output termination signal processing module of comparer.
Described device signal acquisition processing module comprises the cable that is wrapped on the power equipment, one termination of the 8th resistance+5V power supply, the other end connects the in-phase input end of first comparer, an end of the 7th electric capacity and the positive pole of the 3rd diode respectively, the negative pole of the 3rd diode connects an end of the 8th electric capacity, and connect the 9th resistance through cable, the other end ground connection of the 7th electric capacity, the 8th electric capacity and the 9th resistance, the inverting input of first comparer connects+the 3V power supply, the input end of the output termination signal processing module of first comparer.
Described signal processing module can adopt Sheffer stroke gate.
The utility model has the advantages that: when the theft phenomenon occurring, not only self send chimes of doom but also adopt the mobile phone mode of sending short messages to notify the related work personnel, because the mobile module that it is sent short messages can be provided with short message content, mobile phone is just given relevant staff with set content delivery, which place the unit is contained in just is arranged on that place name in the card, to tell staff's particular location (no matter staff where), cheap, excellent working performance.
Description of drawings
Fig. 1 is a principle of work block diagram of the present utility model.
Fig. 2 is the circuit diagram of the utility model embodiment.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Among Fig. 1: three voltage sampling module correspondences are connected on three uniline L1, L2, L3, every phase single-phase voltage sampling module includes rectification filtering module, light-coupled isolation module and the contrast module that is connected with phase line, the input end of wherein light-coupled isolation module, output terminal correspondence connect the output terminal of rectification filtering module and the input end of contrast module, the input termination power equipment of device signal acquisition processing module, the output terminal of its output terminal and three contrast modules is through signal processing module loudspeaker taking alarm and GADS1.0 automatic short message warning module.Signal processing module adopts Sheffer stroke gate.
Its principle of work is: the single-phase 220V ac signal of three voltage sampling modules through gathering separately carries out rectifying and wave-filtering, light-coupled isolation and comparison successively, output to signal processing module at last, the device signal acquisition processing module also outputs to signal processing module with the device signal of gathering.In case equipment such as arbitrary phase circuit of three-phase and four-line distribution line or transformer meet with theft, signal processing module is just exported control signal and is touched alarming horn and report to the police, and controls automatic short message warning module simultaneously and gives and set the phone number warning of sending short messages.
Among Fig. 2: cable 2 is wrapped on the power equipments such as transformer, one termination 220V of resistance R 1 in each voltage sampling module and capacitor C 1 exchanges phase line, the other end connects the positive pole of diode D2 respectively through capacitor C 2, the end of capacitor C 3-4, connect the negative pole of diode D2 through diode D1, the other end of capacitor C 3 and resistance R 2, resistance R 2 connects the other end of capacitor C 4 and the input end of light-coupled isolation G respectively through light emitting diode T, resistance R 4, the output terminal of one termination light-coupled isolation G of resistance R 6, and the other end of resistance R 4 is respectively through capacitor C 5 ground connection, connect the inverting input of comparer U through resistance R 5, another termination+5V power supply of resistance R 6, and connect the in-phase input end of comparer U through resistance R 7; One termination of resistance R 8+5V power supply, its other end connects the end of in-phase input end, capacitor C 7 and the diode D3 of comparer U1 respectively, the other end of diode D3 connects capacitor C 8 respectively, through being wrapped in the cable 2 connecting resistance R9 on the equipment such as transformer, the other end ground connection of capacitor C 7-8 and resistance R 9, the inverting input of comparer U1 connects+the 3V power supply, the input end of the output termination Sheffer stroke gate F of the output terminal of comparer U1 and three comparer U, the output terminal of Sheffer stroke gate F horn in H taking alarm and GADS1.0 automatic short message warning module 1 are by the GADS1.0 warning of sending short messages automatically.
Claims (5)
1. power equipment burglar alarm, it is characterized in that: comprise the voltage sampling module, the voltage sampling module comprises three independent single-phase voltage sampling modules, each single-phase voltage sampling module includes rectification filtering module, light-coupled isolation module and the contrast module that is connected with phase line, and the input end of wherein light-coupled isolation module, output terminal connect the output terminal of rectification filtering module and the input end of contrast module respectively; Also comprise the device signal acquisition processing module, the input termination power equipment of device signal acquisition processing module, the output terminal of the output terminal of device signal acquisition processing module and three contrast modules is through signal processing module loudspeaker taking alarm and automatic short message warning module.
2. power equipment burglar alarm as claimed in claim 1, it is characterized in that described rectification filtering module comprises: a termination 220V of first resistance (R1) and first electric capacity (C1) exchanges phase line, the other end connects the positive pole of second diode (D2) respectively through second electric capacity (C2), one end of the 3rd electric capacity (C3) and the 4th electric capacity (C4), the other end of first resistance (R1) and first electric capacity (C1) also connects the negative pole of second diode (D2) respectively through first diode (D1), one end of the other end of the 3rd electric capacity (C3) and second resistance (R2), second resistance (R2) other end connects the other end of the 4th electric capacity (C4) and the input end of light-coupled isolation module (G) respectively through light emitting diode (T).
3. power equipment burglar alarm as claimed in claim 1, it is characterized in that described contrast module comprises: the 4th resistance (R4), the output terminal of one termination light-coupled isolation module (G) of the 6th resistance (R6), the other end of the 4th resistance (R4) is respectively through the 5th electric capacity (C5) ground connection, connect the inverting input of comparer (U) through the 5th resistance (R5), another termination+5V power supply of the 6th resistance (R6), and connect the in-phase input end of comparer (U) through the 7th resistance (R7), the in-phase input end of comparer (U) also through and the 3rd resistance (R3) that connects, the 6th electric capacity (C6) ground connection, the input end of the output termination signal processing module of comparer (U).
4. power equipment burglar alarm as claimed in claim 1, it is characterized in that described device signal acquisition processing module comprises the cable (2) that is wrapped on the power equipment, one termination of the 8th resistance (R8)+5V power supply, the other end connects the in-phase input end of first comparer (U1) respectively, the positive pole of one end of the 7th electric capacity (C7) and the 3rd diode (D3), the negative pole of the 3rd diode (D3) connects an end of the 8th electric capacity (C8), and connect the 9th resistance (R9) through cable (2), the 7th electric capacity (C7), the other end ground connection of the 8th electric capacity (C8) and the 9th resistance (R9), the inverting input of first comparer (U1) connects+the 3V power supply, the input end of the output termination signal processing module of first comparer (U1).
5. power equipment burglar alarm as claimed in claim 1 is characterized in that described signal processing module adopts Sheffer stroke gate (F).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205650499U CN201845401U (en) | 2010-10-18 | 2010-10-18 | Electric equipment anti-theft alarm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205650499U CN201845401U (en) | 2010-10-18 | 2010-10-18 | Electric equipment anti-theft alarm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201845401U true CN201845401U (en) | 2011-05-25 |
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ID=44040286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205650499U Expired - Fee Related CN201845401U (en) | 2010-10-18 | 2010-10-18 | Electric equipment anti-theft alarm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201845401U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103593934A (en) * | 2013-11-25 | 2014-02-19 | 国家电网公司 | Anti-theft alarming device of transformer |
-
2010
- 2010-10-18 CN CN2010205650499U patent/CN201845401U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103593934A (en) * | 2013-11-25 | 2014-02-19 | 国家电网公司 | Anti-theft alarming device of transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. JIANGSU ELECTRIC POWER CO Effective date: 20130305 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130305 Address after: Yixing City, Jiangsu province 214206 pottery road Wuxi City, No. 151 Patentee after: Yixing Power Supply Company, Jiangsu Electric Power Co., Ltd. Patentee after: State Grid Corporation of China Patentee after: Jiangsu Electric Power Company Address before: Yixing City, Jiangsu province 214206 pottery road Wuxi City, No. 151 Patentee before: Yixing Power Supply Company, Jiangsu Electric Power Co., Ltd. |
|
| 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: 20110525 Termination date: 20181018 |