CN205080223U - High voltage electricity cable broken string alarm system - Google Patents
High voltage electricity cable broken string alarm system Download PDFInfo
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- CN205080223U CN205080223U CN201520871423.0U CN201520871423U CN205080223U CN 205080223 U CN205080223 U CN 205080223U CN 201520871423 U CN201520871423 U CN 201520871423U CN 205080223 U CN205080223 U CN 205080223U
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- 230000005611 electricity Effects 0.000 title claims abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000035945 sensitivity Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 2
- 206010063900 Steal syndrome Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
Abstract
The utility model discloses a high voltage electricity cable broken string alarm system, including resistance R1, chip IC1, diode D1 and triode V2, resistance R1's one end connecting resistance R2, resistance R6, electric capacity C4, diode D1's positive pole, triode V2's projecting pole, chip IC1's pin 4 and power E, electric capacity C1 is connected to resistance R1's the other end, cable signal line A and chip IC1's pin 3, electric capacity C1's the other end is connected to cable signal line A's the other end, electric capacity C2, electric capacity C3, electric capacity C5, resistance R3, power E's the other end, unidirectional thyristor Q1's negative pole and chip IC1's pin 11. The utility model discloses high voltage electricity cable broken string alarm system circuit structure is simple, components and parts are few, utilizes the inside signal line from the area of cable as broken string detecting element, and consequently the automatic chimes of doom that sends when meetting the high voltage transmission lines fracture has the sensitivity height, the cost of manufacture is low and convenient to use's advantage.
Description
Technical field
The utility model relates to a kind of electric power alarm, specifically a kind of high-tension electricity cable broken line warning system.
Background technology
The electric utility development of China in recent years, electric power system, as human being's production, requisite living resources of living, plays key player in daily life, work.But cable steal phenomenon happens occasionally, and run into strong wind rainstorm weather and may cause rupture of line, cause power failure, not only give the life of people, work and bring inconvenience, commercial production is sustained a great loss, and the fracture of high-tension line may with larger danger.Therefore, the widespread use of cable breakage warning system, can avoid timely and effectively because the electric power system disruption caused stolen by cable, the automatic protection for cable provides conscientiously, effective method.
Utility model content
The purpose of this utility model is to provide a kind of high-tension electricity cable broken line warning system, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of high-tension electricity cable broken line warning system, comprises resistance R1, chip IC 1, one end contact resistance R2 of diode D1 and triode V2, described resistance R1, resistance R6, electric capacity C4, the anode of diode D1, the emitter of triode V2, the pin 4 of chip IC 1 and power supply E, the other end of resistance R1 connects electric capacity C1, the pin 3 of cable signal line A and chip IC 1, the other end of cable signal line A connects the other end of electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C5, resistance R3, the other end of power supply E, the negative pole of unidirectional thyristor Q1 and the pin 11 of chip IC 1, the other end of the other end contact resistance R3 of resistance R2, the other end of electric capacity C2 and the pin 2 of chip IC 1, the pin 1 of chip IC 1 connects the anode of diode D2, and the negative electrode of diode D2 connects the other end of electric capacity C3 and the control pole of unidirectional thyristor Q1, and the anode of unidirectional thyristor Q1 connects the other end of electric capacity C4, the other end of electric capacity C5, the emitter of triode V1, the pin 2 of loudspeaker B and chip IC 2, the pin 8 of chip IC 2 connects the negative electrode of diode D1, the base stage of the pin 3 connecting triode V1 of chip IC 2, the other end of collector contact resistance R6 of triode V1 and the base stage of triode V2, the collector of triode V2 connects the other end of loudspeaker B, the model of described chip IC 1 is LM324, and the model of chip IC 2 is KD9561.
As preferred version of the present utility model: described diode D1 is light emitting diode.
Compared with prior art, the beneficial effects of the utility model are: the utility model high-tension electricity cable broken line warning system circuit structure is simple, components and parts are few, utilize the inner signal wire carried of cable as burn out detection element, automatically send chimes of doom when running into high-tension line fracture, therefore there is advantage highly sensitive, that cost of manufacture is low and easy to use.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of high-tension electricity cable broken line warning system.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of high-tension electricity cable broken line warning system, comprises resistance R1, chip IC 1, one end contact resistance R2 of diode D1 and triode V2, described resistance R1, resistance R6, electric capacity C4, the anode of diode D1, the emitter of triode V2, the pin 4 of chip IC 1 and power supply E, the other end of resistance R1 connects electric capacity C1, the pin 3 of cable signal line A and chip IC 1, the other end of cable signal line A connects the other end of electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C5, resistance R3, the other end of power supply E, the negative pole of unidirectional thyristor Q1 and the pin 11 of chip IC 1, the other end of the other end contact resistance R3 of resistance R2, the other end of electric capacity C2 and the pin 2 of chip IC 1, the pin 1 of chip IC 1 connects the anode of diode D2, and the negative electrode of diode D2 connects the other end of electric capacity C3 and the control pole of unidirectional thyristor Q1, and the anode of unidirectional thyristor Q1 connects the other end of electric capacity C4, the other end of electric capacity C5, the emitter of triode V1, the pin 2 of loudspeaker B and chip IC 2, the pin 8 of chip IC 2 connects the negative electrode of diode D1, the base stage of the pin 3 connecting triode V1 of chip IC 2, the other end of collector contact resistance R6 of triode V1 and the base stage of triode V2, the collector of triode V2 connects the other end of loudspeaker B, the model of described chip IC 1 is LM324, and the model of chip IC 2 is KD9561.
Diode D1 is light emitting diode.
Principle of work of the present utility model is: the R1 ~ R3 in circuit, C1, C2 form bridge detection circuit.Chip IC 1, light emitting diode D2 and unidirectional thyristor Q1 form alarm control circuit.Light emitting diode D2 is as alarm lamp, and IC2, R5, R6, V1, V2 form sound amplifying circuit.C3 ~ C5 is anti-interference capacitor.When cable signal line A is normal, ICl the 2nd pin current potential is higher than the 3rd pin, and output low level, unidirectional thyristor Q1 ends, and light emitting diode D2 not conducting, warning circuit dead electricity does not work.When cable signal line A person thefted breaks or run into the fracture that disaster causes, the 3rd pin current potential of chip IC 1 is higher than the 2nd pin current potential, and therefore the 1st pin exports high level, light emitting diode D1 conducting, unidirectional thyristor Q1 conducting simultaneously.Thus making warning circuit obtain electric work, loudspeaker B sends loud alarm sound, forms sound and light alarm.
Claims (2)
1. a high-tension electricity cable broken line warning system, comprises resistance R1, chip IC 1, diode D1 and triode V2, is characterized in that, one end contact resistance R2 of described resistance R1, resistance R6, electric capacity C4, the anode of diode D1, the emitter of triode V2, the pin 4 of chip IC 1 and power supply E, the other end of resistance R1 connects electric capacity C1, the pin 3 of cable signal line A and chip IC 1, the other end of cable signal line A connects the other end of electric capacity C1, electric capacity C2, electric capacity C3, electric capacity C5, resistance R3, the other end of power supply E, the negative pole of unidirectional thyristor Q1 and the pin 11 of chip IC 1, the other end of the other end contact resistance R3 of resistance R2, the other end of electric capacity C2 and the pin 2 of chip IC 1, the pin 1 of chip IC 1 connects the anode of diode D2, and the negative electrode of diode D2 connects the other end of electric capacity C3 and the control pole of unidirectional thyristor Q1, and the anode of unidirectional thyristor Q1 connects the other end of electric capacity C4, the other end of electric capacity C5, the emitter of triode V1, the pin 2 of loudspeaker B and chip IC 2, the pin 8 of chip IC 2 connects the negative electrode of diode D1, the base stage of the pin 3 connecting triode V1 of chip IC 2, the other end of collector contact resistance R6 of triode V1 and the base stage of triode V2, the collector of triode V2 connects the other end of loudspeaker B, the model of described chip IC 1 is LM324, and the model of chip IC 2 is KD9561.
2. a kind of high-tension electricity cable broken line warning system according to claim 1, it is characterized in that, described diode D1 is light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520871423.0U CN205080223U (en) | 2015-11-04 | 2015-11-04 | High voltage electricity cable broken string alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520871423.0U CN205080223U (en) | 2015-11-04 | 2015-11-04 | High voltage electricity cable broken string alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205080223U true CN205080223U (en) | 2016-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520871423.0U Expired - Fee Related CN205080223U (en) | 2015-11-04 | 2015-11-04 | High voltage electricity cable broken string alarm system |
Country Status (1)
| Country | Link |
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| CN (1) | CN205080223U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197709A (en) * | 2016-08-15 | 2016-12-07 | 成都众山科技有限公司 | A kind of can DTU broken string alarm temperature transmitter |
| CN108581992A (en) * | 2018-04-26 | 2018-09-28 | 苏州洋紫瑞信息科技有限公司 | A kind of computer service kit case |
-
2015
- 2015-11-04 CN CN201520871423.0U patent/CN205080223U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106197709A (en) * | 2016-08-15 | 2016-12-07 | 成都众山科技有限公司 | A kind of can DTU broken string alarm temperature transmitter |
| CN108581992A (en) * | 2018-04-26 | 2018-09-28 | 苏州洋紫瑞信息科技有限公司 | A kind of computer service kit case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20161104 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |