CN201054176Y - Air cable alarming system - Google Patents
Air cable alarming system Download PDFInfo
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- CN201054176Y CN201054176Y CNU2007200521593U CN200720052159U CN201054176Y CN 201054176 Y CN201054176 Y CN 201054176Y CN U2007200521593 U CNU2007200521593 U CN U2007200521593U CN 200720052159 U CN200720052159 U CN 200720052159U CN 201054176 Y CN201054176 Y CN 201054176Y
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- cable
- cable line
- wireless transmitter
- transmitter module
- circuit
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Abstract
The utility model provides an overhead cable line alarm system, which comprises wireless receiving alarm modules. When receiving an alarm signal, the overhead cable line alarm system can send information to a presetting terminal through a mobile phone network, the quantity of wireless receiving alarm modules are two or more, when detecting the breakdown of a cable line, the detection circuit of each wireless receiving alarm module sends the alarm signal including the address code information of a wireless transmitting module to the wireless receiving alarm module, the detection circuits are two or more normally closed tilting switches connected in series and arranged at the signal input terminals of the wireless transmitting module, and the tilting switches are fixed on the cable line correspondingly. The overhead cable line alarm system provided by the utility model can effectively send the alarm information and prompt the position of the broken and damaged cable line to a cable line manager when the overhead cable line is broken and damaged, thereby leading the cable line manager to repair the broken and damaged cable line in time and ensuring the living power utilization of people or enterprise production power utilization.
Description
Technical field
The utility model relates to a kind of warning system, specifically, and the warning system when relating to built on stilts cables such as a kind of optical cable, telecommunication cable or power cable improper breakdown taking place.
Background technology
Built on stilts cable is to make cable that the cable of certain altitude be arranged apart from ground by stilts such as one group of bar or framves.Breakdown takes place in built on stilts cable unavoidably, the breakdown of built on stilts cable when taking place as disasteies such as typhoon, earthquakes, the breakdown of stealing, making somebody a mere figurehead during human factor such as other people construction wrong cable.In case breakdown takes place, and requires the cable management personnel should take counter-measure as early as possible.
ZL02255927.2 number Chinese utility model patent has been announced a kind of supply lines burglar alarm, this alarm connects carrier signal generator at an end of supply lines, the other end of supply lines connects the wire radio receiver, and the radio alarming receiver is corresponding with the wire radio receiver; Carrier signal generator sends high frequency modulated wire radio signal all the time to supply lines, and the wire radio receiver receives this normal carrier signal by unimpeded supply lines, launches a certain frequency signal after treatment and shows that supply lines is normal for the radio alarming receiver; When the supply lines in a certain interval is cut disconnectedly, the wire radio receiver then can't pass through the supply lines received signal, then to radio alarming receiver VTIC line abnormal signal, makes its warning.From antitheft angle, this scheme fails to solve the problem of the time variation (will be along with variations such as time, load, electric network compositions as parameters such as impedance, frequency characteristic, interference harmonic components and change) of the limited and low-voltage power carrier circuit transport property of transmit signal power, promptly can only solve the radio alarming receiver to 2 kilometers of about radiuses between the wire radio receiver with interior warning problem, and can not determine the breakdown position.Imitate brilliant robber's segmentation method for some means, as with thin wire the line of electric force cross-over connection being got up when the low load of circuit, and then the robber cuts power line, and this scheme then can not play the warning effect.
Summary of the invention
Fundamental purpose of the present utility model provides a kind of air cable alarming system that all can report to the police immediately when various breakdown situations take place;
Another purpose of the present utility model provides a kind of pole line warning system that can accurately point out the breakdown position;
Another purpose of the present utility model provides a kind of simple in structure, air cable alarming system that static working current is little.
For achieving the above object, the air cable alarming system that the utility model provides comprises the wireless receiving alarm module, when receiving alerting signal, it can send information to default end by mobile telephone network, wireless transmitter module more than two or two, when the detection circuit of each wireless transmitter module detects the cable breakdown, send the alerting signal that contains this wireless transmitter module address code information to the wireless receiving alarm module, detection circuit is the normally closed tilt switch that is arranged on the series connection more than two or two of wireless transmitter module signal input part, and tilt switch is fixed on the cable correspondingly.
By above scheme as seen, in the time of should have cable generation breakdown, no matter be that the cable pitch angle changes and causes the upset of normally closed switch state, still together breakdown of switch connection, all make whole detection circuit present open-circuit condition, therefore, will be to trigger pip of wireless transmitter module, and then make wireless transmitter module send alerting signal, when wireless receiving module receives the alerting signal that contains this wireless transmitter module address code information, just can be by sending warning message to default end such as mobile communication networks such as GSM or CDMA.Default end can be the computing machine etc. of receiving a crime report of 110 alarm calls, cable management personnel mobile phone or base, electric power or public security department, and the warning message that sends can be voice call, data message or Chinese short message.
More concrete scheme is that each wireless transmitter module is fixed on the stilt of built on stilts cable, tilt switch then is fixed on all cables of these stilt both sides correspondingly, like this, arbitrary cable generation breakdown default end in this stilt place all can be known exactly.
Further scheme is that a plurality of wireless transmitter modules that will contain the unique address sign indicating number are placed in respectively on the stilt of odd-numbered or even-numbered in the system that the built on stilts cable that is numbered 1,2, the stilt of 3...N constitutes constitutes.
Description of drawings
Fig. 1 is the connection schematic block diagram of each functional module of the utility model air cable alarming system embodiment;
Fig. 2 is the utility model air cable alarming system embodiment wireless transmitter module structural representation;
Fig. 3 is the utility model air cable alarming system embodiment wireless transmitter module electrical schematic diagram;
Fig. 4 is the waveform synoptic diagram of the utility model air cable alarming system embodiment detecting head, capacitor C 3 and each node.
Be described in further detail below in conjunction with embodiment and accompanying drawing.
Embodiment
Referring to Fig. 1, be the connection schematic block diagram of each functional module of the utility model air cable alarming system embodiment.Warning system of the present utility model is made up of wireless transmitter module 8, radio alarming receiver module 3, alarm center 5, mobile phone 6 and landline telephone 7.Wherein, the quantity of wireless transmitter module 8 is more than 2 or 2, all be fixed on the electric pole that is provided with built on stilts cable, and each wireless transmitter module 8 all has unique address code, so that identification.Simultaneously, each wireless transmitter module 8 includes detection circuit 1 and radiating circuit 2.Detection circuit 1 is for being fixed on the detecting head 34 (Fig. 2 shows) of a plurality of series connection on the built on stilts cable correspondingly, is used to survey the whether breakdown of built on stilts cable.Just send signal to radiating circuit 2 in case detect built on stilts cable generation breakdown, radiating circuit 2 just sends alerting signal in the wireless transmit mode to wireless receiving alarm module 3, and this alerting signal includes the information of wireless transmitter module 8 address codes.Wireless receiving alarm module 3 just sends information by mobile telephone network to alarm center 5, some special mobile phone 6 or landline telephone 7 after receiving alerting signal immediately, informs the built on stilts cable generation breakdown of related personnel and accurately points out the breakdown position.
Referring to Fig. 2, be the utility model air cable alarming system embodiment wireless transmitter module structural representation.As seen from Figure 2,4 built on stilts cables 33 are fixed on the support 32 of an electric pole 31, and the place at each cable 33 two ends near support 32 is equipped with a detecting head 34, and detecting head 34 is a tilt switch.When cable 33 was fixed on the support 32, the angle of inclination of detecting head 34 generally was no more than 15 °, and tilt switch is in normally off.When breakdown took place cable 33, the angle of inclination of detecting head surpassed 15 °, and tilt switch disconnects.Also be provided with a wireless launcher 35 on support 32, wireless launcher 35 receives the signal of 8 detecting heads 34 and judges whether breakdown of cable 33 according to this signal, just sends alerting signal to default the end in case breakdown take place cable 33.Detecting head 34 in the present embodiment can be a vertical type, it also can be horizontal, the tilt switch of its use can be mercury cut-off, rolling switch, single-way switch or universal switch etc., no matter be that the contact arranged or contactless, physical switch or electronic switch, no matter be upright install or level is installed or tilt to install, so long as tilt switch and be that the switching signal of sending variation when tilting along with cable all can.
Referring to Fig. 3, be the utility model air cable alarming system embodiment wireless transmitter module electrical schematic diagram.The detection circuit 1 of wireless transmitter module 8 is made up of normally closed tilt switch K1, the K2...K8 of 8 series connection, to the control circuit input signal.Control circuit is that four reverser Y1, Y2, Y3, Y4 are the main logical circuit of forming, and the signal that sends according to detection circuit is judged whether breakdown of cable 33, and sends signal to radiating circuit 2 when cable 33 generation breakdown.Control circuit also comprises the anti-clutter circuit of resistance R 1, capacitor C 1 formation and the RC charging and discharging circuit that resistance R 3, capacitor C 3 are formed.Radiating circuit 2 is connected the output terminal of control circuit, and after receiving the signal that control circuit sends to wireless receiving alarm module 3 send 2 second alerting signal.Wireless transmitter module 8 also comprises a power supply E, to power to detection circuit 1, control circuit, radiating circuit 2.
Below in conjunction with Fig. 4 the principle of work of present embodiment is discussed.Referring to Fig. 4, be the waveform synoptic diagram of the utility model air cable alarming system embodiment detecting head, capacitor C 3 and each node.When cable 33 breakdown did not take place, 8 tilt switch K1, K2...K8 were all closed, and this moment, node a was shown as low level, behind the signal process reverser Y1, were shown as high level at node b place, and were shown as low level through reverser Y2 at node d place.Because low level signal can't pass through diode D1, so the voltage at resistance R 3, capacitor C 3 two ends is 0 volt, and in node e place demonstration low level, radiating circuit 2 does not receive signal, judges that cable 33 does not have breakdown.
When causing cable 33 to be waved owing to reasons such as typhoons, the angle of inclination of tilt switch K1, K2...K8 may be greater than 15 °, and are in off-state (less than 3 seconds) at short notice, can occur as the undesired signal in the tilt switch state oscillogram of Fig. 4.If tilt switch K1 disconnects, node a place can become high level from low level.But because the existence of capacitor C 1, node a place voltage can not suddenly change, but slowly raises.Behind tilt switch K1 closure again, node a place becomes low level again.At this moment, because node a place voltage does not rise to the upset current potential of high level, can not trigger radiating circuit 2, thereby avoid false alarm.In order better to avoid the generation of the situation of reporting by mistake, can suitably select the capacitance of capacitor C 1, control the anti-tampering time by the duration of charging of control capacittance C1.
In case breakdown takes place cable 33, the angle of inclination of the tilt switch that it is corresponding surpasses 15 °, is in off-state.Node a place voltage can rise to the current potential of high level within a certain period of time, and makes the instantaneous upset of node b place level, is shown as low level.Because the existence of resistance R 2, capacitor C 2, node b place level can slowly revert to high level, can form a negative pulse at node b place like this.This negative pulse through reverser Y2 after at positive pulse signal of node d place formation.During this positive pulse signal process capacitor C 3, make capacitor C 3 instantaneous chargings.After positive pulse disappeared, capacitor C 3 was slowly discharged.In the starting stage of capacitor C 3 chargings and discharge, node e place still is shown as high level, when capacitor C 3 both end voltage are reduced to certain value, the signal upset of reverser Y4 output, node e place level becomes low level, has just formed a positive pulse (about 2 seconds) with certain width like this at node e place.When forming positive pulse at node e place, radiating circuit 2 is triggered, and sends about 2 seconds alerting signals to wireless receiving alarm module 3.This alerting signal includes the information of these wireless transmitter module 8 address codes, when wireless receiving alarm module 3 after default end sends information, the cable management personnel just can be according to the position of the cable of this address code information judgement place generation breakdown.
Capacitor C 3, resistance R 3 are the width that are used to regulate the positive pulse that node e place forms in the present embodiment, the time of sending alerting signal to wireless receiving alarm module 3 with control radiating circuit 2.In practical application of the present utility model, can control capacittance C3, the value of resistance R 3 comes the width of regulating impulse, thus control launch time.
By the above embodiments as seen, when breakdown under any circumstance takes place in built on stilts cable 33, warning system of the present utility model all can accurately be surveyed its breakdown position, and sends warning message by mobile telephone network to default user, allows the user in time the cable 33 of breakdown be repaired.And the electrical equipment that warning system of the present utility model is used is less, simple in structure, and when static state, when promptly cable 33 breakdown did not take place, working current was little, helped the long-term work of warning system.
Certainly, the utility model is not limited to above-mentioned embodiment, and following several distortion can be arranged:
1, control circuit is made of the rejection gate of COMS, TTL circuit, Sheffer stroke gate, phase inverter, band Schmidt's integrated circuit such as phase inverter, also can and constitute by discrete component;
2, the quantity of tilt switch is not necessarily 8, should be according to the concrete condition setting of number of cables;
3, wireless transmitter module can be installed on other anti-thefting facilities such as transformer.Suitably adjust the tilt switch angle or change appropriate sensors--tilt switch, when shaking, will sending alerting signal when inclination, displacement.
At last, it is emphasized that under the prerequisite of aim of the present invention, other any modifications all should be included in the claim protection domain of the present utility model.
Claims (6)
1. air cable alarming system comprises
The wireless receiving alarm module sends information by mobile telephone network to default end when receiving alerting signal;
Wireless transmitter module more than two or two when the detection circuit of each wireless transmitter module detects the cable breakdown, sends the alerting signal that contains this wireless transmitter module address code information to the wireless receiving alarm module;
It is characterized in that:
Described detection circuit is the normally closed tilt switch that is arranged on the series connection more than two or two of described wireless transmitter module signal input part;
Each tilt switch is fixed on the cable correspondingly.
2. air cable alarming system according to claim 1 is characterized in that:
Described each wireless transmitter module is fixed on the stilt of built on stilts cable;
Described tilt switch is fixed on the cable of above support both sides correspondingly.
3. air cable alarming system according to claim 2 is characterized in that:
In whole cable stilts, described wireless transmitter module compartment of terrain is arranged.
4. according to each described air cable alarming system of claim 1 to 3, it is characterized in that:
Described wireless transmitter module has
A power supply and a radiating circuit;
One control circuit that constitutes by signal transfer direction serial connection by four phase inverters;
Described detection circuit connects the input end of described control circuit;
The described radiating circuit of output termination of described control circuit.
5. air cable alarming system according to claim 4 is characterized in that:
Described control circuit comprises an anti-clutter circuit that is made of R1, C1.
6. air cable alarming system according to claim 5 is characterized in that:
Described control circuit also comprises a RC charging and discharging circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200521593U CN201054176Y (en) | 2007-05-25 | 2007-05-25 | Air cable alarming system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200521593U CN201054176Y (en) | 2007-05-25 | 2007-05-25 | Air cable alarming system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201054176Y true CN201054176Y (en) | 2008-04-30 |
Family
ID=39393838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200521593U Expired - Fee Related CN201054176Y (en) | 2007-05-25 | 2007-05-25 | Air cable alarming system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201054176Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114648862A (en) * | 2021-12-20 | 2022-06-21 | 中国联合网络通信集团有限公司 | Overhead optical cable early warning processing method, device, equipment and storage medium |
-
2007
- 2007-05-25 CN CNU2007200521593U patent/CN201054176Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114648862A (en) * | 2021-12-20 | 2022-06-21 | 中国联合网络通信集团有限公司 | Overhead optical cable early warning processing method, device, equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080430 Termination date: 20130525 |