CN212990259U - Cable monitoring device - Google Patents
Cable monitoring device Download PDFInfo
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- CN212990259U CN212990259U CN202022142539.4U CN202022142539U CN212990259U CN 212990259 U CN212990259 U CN 212990259U CN 202022142539 U CN202022142539 U CN 202022142539U CN 212990259 U CN212990259 U CN 212990259U
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Abstract
The utility model is suitable for a cable control technical field especially relates to a cable monitoring device, cable monitoring device includes signal acquisition module, alarm module, communication module, monitor terminal and at least one cable detection module, cable detection module output cable detected signal to power supply cable on, when cable disconnection or stolen, cable detection module does not detect cable detected signal, output trigger signal to alarm module and signal acquisition module, alarm module triggers the warning on the spot, signal acquisition module carries out signal conversion back feedback to monitor terminal with trigger signal, in order to inform the control personnel to correspond the cable and take place disconnection and stolen problem, improve the cable monitoring effect, reduce artifical control cost.
Description
Technical Field
The utility model belongs to the technical field of the cable control, especially, relate to a cable monitoring device.
Background
With the progress of science and technology and the development of society, more and more engineering construction projects are provided, but many lawless persons exist in the society, in order to obtain profit illegally, the high-low voltage power cables on engineering construction project construction sites and in power supply and distribution sites under construction often have the accidents of being stolen and the construction machinery damages the cables, at present, a construction party only can arrange a large number of on-duty personnel to guard in order to prevent the theft, a large amount of manpower and material resources are consumed, great economic losses are caused to the engineering project construction party and the country, and bad influences are caused to the society, so that the design of the intelligent monitoring device for the security and the protection of the power cables plays an important role.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cable monitoring device aims at realizing the automatic control of cable, reduces artifical control cost.
The embodiment of the utility model provides a cable monitoring device, which comprises a signal acquisition module, an alarm module, a communication module, a monitoring terminal and at least one cable detection module;
each cable detection module is connected with the head end of each power supply cable and outputs a cable detection signal to the power supply cable, the tail end of each power supply cable is in short circuit, each cable detection module is also electrically connected with a signal acquisition module and the alarm module respectively, and the signal acquisition module is also electrically connected with the communication module;
the cable detection module is used for outputting a trigger signal to the alarm module and the signal acquisition module when a cable detection signal on the connected power supply cable is not detected;
the alarm module is used for triggering alarm when receiving a trigger signal output by any cable detection module;
the signal acquisition module is used for acquiring the trigger signals output by the cable detection modules and feeding the trigger signals back to the monitoring terminal through the communication module.
In one embodiment, the cable monitoring device further includes at least one monitoring device, the monitoring device is disposed corresponding to each power supply cable, and the at least one monitoring device is further electrically connected to the communication module;
the monitoring equipment is used for acquiring the image corresponding to the power supply cable and feeding the image back to the monitoring terminal through the communication module.
In one embodiment, each of the power supply cables comprises a first single cable and a second single cable, the end of the first single cable and the end of the second single cable are short-circuited, the cable monitoring device further comprises a power supply module, and each of the cable detection modules comprises a first relay;
a first end of a coil of each first relay is connected with a first power end of the power module, a second end of the coil of each relay is connected with a head end of the first single cable, and a head end of the second single cable is connected with a second power end of the power module;
the normally open contact of each first relay, the alarm module and the power module form a power loop;
the normally closed contacts of the first relays are connected in parallel and are connected with the signal acquisition module;
the alarm module is used for triggering alarm when a normally open contact of any one first relay is disconnected;
the signal acquisition module is used for feeding back a corresponding trigger signal to the monitoring terminal when the normally closed contact of any one of the first relays is closed.
In one embodiment, the alarm module comprises a second relay and at least one alarm;
the normally open contacts of the first relays, the coils of the second relays and the power module form a power circuit, the first ends of the normally closed contacts of the second relays are connected with the first power end of the power module, the second ends of the normally closed contacts of the second relays are connected with the first power ends of the alarms, and the second power ends of the alarms are connected in common and connected with the second power end of the power module.
In one embodiment, the power supply module includes a switching circuit and a power conversion circuit;
the first end of the switch circuit and the first input end of the power conversion circuit are used for being connected with mains supply, the second end of the switch circuit is connected with the second input end of the power conversion circuit, and the first output end and the second output end of the power conversion circuit are respectively the first power end and the second power end of the power module.
In one embodiment, the switching circuit is a circuit breaker and the power conversion circuit is an AC/DC converter or an AC/AC converter.
In one embodiment, the communication module includes a gateway.
In one embodiment, the signal acquisition module comprises a signal processor, the signal processor is respectively connected with the normally closed contact of each first relay in parallel, and the signal processor is further connected with the power supply module and the gateway.
In one embodiment, the cable monitoring device further comprises a box body, the cable detection module and the signal acquisition module are arranged in the box body, and the alarm module and the communication module are arranged on the box body.
In one embodiment, the monitoring terminal is any one or more of a notebook, a PC, or a mobile phone.
The embodiment of the utility model provides a through adopting signal acquisition module, alarm module, communication module, monitoring terminal and at least one cable detection module constitute cable monitoring device, cable detection module output cable detects the signal to the power supply cable on, when cable disconnection or stolen, cable detection module does not detect cable detection signal, cable detection module output trigger signal to alarm module and signal acquisition module, alarm module triggers the warning on the spot, signal acquisition module carries out signal conversion back feedback to monitoring terminal with trigger signal, in order to inform the control personnel to correspond the cable and take place disconnection and stolen problem, improve the cable monitoring effect, reduce artifical control cost.
Drawings
Fig. 1 is a first schematic structural diagram of a cable monitoring device according to an embodiment of the present invention;
fig. 2 is a second schematic structural diagram of a cable monitoring device according to an embodiment of the present invention;
FIG. 3 is an exemplary electrical schematic diagram of a cable detection module in the electrical circuit of the cable monitoring device shown in FIG. 1;
FIG. 4 is an exemplary electrical schematic diagram of a signal acquisition module and a communication module of the electrical circuit of the cable monitoring device shown in FIG. 2;
fig. 5 is a schematic view illustrating an installation of a signal acquisition module and a communication module in the circuit of the cable monitoring device shown in fig. 2.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
An embodiment of the utility model provides a cable monitoring device 100 is provided.
As shown in fig. 1, fig. 1 is a first schematic structural diagram of a cable monitoring device 100 according to an embodiment of the present invention, in this embodiment, the cable monitoring device 100 includes a signal acquisition module 30, an alarm module 20, a communication module 40, a monitoring terminal 50, and at least one cable detection module;
each cable detection module is connected with the head end of each power supply cable and outputs a cable detection signal to the power supply cable, the tail end of the power supply cable is in short circuit, each cable detection module is also electrically connected with the signal acquisition module 30 and the alarm module 20 respectively, and the signal acquisition module 30 is also electrically connected with the communication module 40;
the cable detection module is used for outputting a trigger signal to the alarm module 20 and the signal acquisition module 30 when a cable detection signal on the connected power supply cable is not detected;
the alarm module 20 is used for triggering alarm when receiving a trigger signal output by any cable detection module;
and the signal acquisition module 30 is configured to acquire the trigger signal output by each cable detection module and feed the trigger signal back to the monitoring terminal 50 through the communication module 40.
According to the operation mode of the power supply cable, as shown in fig. 1, the power supply cable connects the utility power and the electric devices, the electric devices 200/300 and the like are connected in parallel to the corresponding power supply cable, and the tail end of the power supply cable is shorted to form a power loop, that is, the power supply cable includes a first individual cable and a second individual cable, for example, the first power supply cable includes a first individual cable DL11 and a second individual cable DL12, the second power supply cable includes a first individual cable DL21 and a second individual cable DL22, the head ends of the first individual cable and the second individual cable are used for inputting the utility power, the tail ends are shorted, and the electric devices are connected in parallel to the first individual cable and the second individual cable.
In order to detect whether the power supply cable is disconnected or stolen, in this embodiment, each cable detection module is connected to the head end of the power supply cable and outputs a cable detection signal to the connected power supply cable, when the power supply cable is normal, the cable detection signal flows through the head end of one of the individual cables, the tail end of the power supply cable and the head end of the other individual cable to form a signal loop, the cable detection module normally detects and outputs the cable detection signal, and at this moment, the cable detection module does not output a trigger signal.
When the power supply cable is disconnected, the cable detection signal cannot form a loop at the head end of one of the single cables, the tail end of the power supply cable and the head end of the other single cable, the cable detection module cannot detect the signal, at this time, it is judged that the currently connected power supply cable is disconnected or stolen, the cable detection module outputs a trigger signal to the alarm module 20 and the signal acquisition module 30, the alarm module 20 can trigger an alarm when receiving any trigger signal, so as to prompt field maintenance personnel and warn thieves, meanwhile, the signal acquisition module 30 receives each trigger signal through each signal end, processes and transmits the signal, and feeds the signal back to the monitoring terminal 50 through the communication module 40, so as to inform the monitoring terminal 50 of which specific power supply cable is disconnected, and the monitoring effect is improved.
In this embodiment, cable monitoring device 100 is through automatic cable control, improves monitoring ability and has reduced artifical control cost, and simultaneously, cable detected signal and commercial power are independently input, no matter whether the power supply cable is switched on, all can monitor the state of power supply cable, has improved control reliability, simultaneously, can monitor power supply cable or multichannel power supply cable simultaneously all the way, need not to set up a plurality of signal acquisition module 30 to reach reduce cost's purpose.
The cable detection module can adopt a sensor, a relay and other structures, is correspondingly switched on or switched off according to a cable detection signal, and outputs a corresponding trigger signal, wherein the cable detection signal can be a pulse signal, a direct current signal, a PWM signal and the like, and the specific signal type is not limited.
The communication module 40 may be a wireless communication module 40, such as a gateway, WIFI, bluetooth, or the like, and the monitoring terminal 50 may be any one or more of a notebook, a PC, or a mobile phone.
The embodiment of the utility model provides a through adopting signal acquisition module 30, alarm module 20, communication module 40, monitoring terminal 50 and at least one cable detection module constitute cable monitoring device 100, cable detection module output cable detects the signal to the power supply cable on, when the cable disconnection is perhaps stolen, cable detection module does not detect cable detection signal, cable detection module output trigger signal to alarm module 20 and signal acquisition module 30, alarm module 20 triggers the warning on the spot, signal acquisition module 30 carries out signal conversion back feedback to monitoring terminal 50 with trigger signal, in order to inform the control personnel to correspond the cable and take place disconnection and stolen problem, improve cable monitoring effect, reduce artifical control cost.
As shown in fig. 2, in order to further improve the monitoring effect, in an embodiment, the cable monitoring apparatus 100 further includes at least one monitoring device 60, the monitoring device 60 is disposed corresponding to each power supply cable, and the at least one monitoring device 60 is further electrically connected to the communication module 40;
and the monitoring device 60 is configured to obtain an image of the corresponding power supply cable, and feed the image back to the monitoring terminal 50 through the communication module 40.
In this embodiment, each power supply cable may be provided with one monitoring device 60 or a plurality of monitoring devices 60 at intervals of a preset distance, and the power supply cables are subjected to image acquisition and fed back to the monitoring terminal 50 through the communication module 40, the monitoring terminal 50 may acquire a real-time image and a historical image of the corresponding power supply cable when acquiring the corresponding trigger signal, and further acquire a state of the current cable, so as to determine whether the power supply cable is stolen or disconnected due to other factors, thereby improving a monitoring effect.
As shown in fig. 3 and 4, in one embodiment, each power supply cable includes a first cell cable and a second cell cable, for example, the first power supply cable includes a first cell cable DL11 and a second cell cable DL12, the second power supply cable includes a first cell cable DL21 and a second cell cable DL22, the end of the first cell cable is shorted with the end of the second cell cable, the cable monitoring device 100 further includes a power module 70, and each cable detection module includes a first relay, for example, K11/K12/K1 n;
a first end of a coil of each first relay is connected with a first power end of the power module 70, a second end of the coil of each relay is connected with a head end of the first single cable, and a head end of the second single cable is connected with a second power end of the power module 70;
the normally open contact of each first relay, the alarm module 20 and the power module 70 form a power circuit;
the normally closed contacts of the first relays are connected in parallel and are connected with the signal acquisition module 30;
the alarm module 20 is used for triggering an alarm when the normally open contact of any first relay is disconnected;
and the signal acquisition module 30 is used for feeding back a corresponding trigger signal to the monitoring terminal 50 when the normally closed contact of any first relay is closed.
The alarm module 20 comprises a second relay K2 and at least one alarm 22;
the normally open contact of each first relay, the coil of the second relay K2 and the power module 70 form a power circuit, the first end of the normally closed contact of the second relay K2 is connected with the first power end of the power module 70, the second end of the normally closed contact of the second relay K2 is connected with the first power end of each alarm 22, and the second power ends of the alarms 22 are connected in common and with the second power end of the power module 70.
In this embodiment, the second ends of the coils of the first relays K11, K12, and K1n are respectively connected in series with the corresponding power supply cables, and the first ends of the coils and the other ends of the power supply cables are connected to the power module 70, so that a cable detection signal is applied to the power supply cables, in this embodiment, the cable detection signal is a low-voltage current signal, the ends of the first individual cables and the second individual cables are short-circuited, when the first individual cable or the second individual cable in one path of power supply cable is disconnected or stolen, the coil of the first relay connected correspondingly loses power, the normally open contact of the first relay connected correspondingly is disconnected, the loop of the coil of the second relay K2 is disconnected, the coil of the second relay K2 loses power, the normally closed contact of the second relay K2 is closed, and the alarm 22 is powered on and sends an alarm.
When any power supply cable is disconnected, the coil of the second relay K2 is powered off, that is, the alarm module 20 triggers an alarm when any power supply cable is disconnected, and the alarm 22 may be one of an alarm lamp and a buzzer or a set of the alarm lamp and the buzzer.
The alarm 22 may be disposed on the site of the power supply cable, and may also be disposed in a monitoring room, where the specific setting position and the setting number are correspondingly set according to the monitoring requirement, and are not particularly limited herein.
In order to ensure that the cable detection module and the alarm module 20 operate continuously, in one embodiment, the power supply module 70 includes a switch circuit 71 and a power conversion circuit 72;
the first end of the switch circuit 71 and the first input end of the power conversion circuit 72 are used for connecting to the mains supply, the second end of the switch circuit 71 is connected with the second input end of the power conversion circuit 72, and the first output end and the second output end of the power conversion circuit 72 are respectively the first power end and the second power end of the power module 70.
In this embodiment, the switching circuit 71 performs switching control of the commercial power input, the switching circuit 71 may be a manual switch, such as a single-pole switch or a circuit breaker, the power conversion circuit 72 converts the commercial power into a low-voltage power, which may be a low-voltage AC power or a low-voltage DC power, and is specifically selected according to the type of the relay, in one embodiment, the switching circuit 71 is a circuit breaker ZK, and the power conversion circuit 72 is an AC/DC converter or an AC/AC converter.
As shown in fig. 4, in one embodiment, communication module 40 includes a gateway 41.
The signal acquisition module 30 includes a signal processor 31, the signal processor 31 is respectively connected in parallel with the normally closed contacts of the first relays, and the signal processor 31 is further connected with the power module 70 and the gateway 41.
In this embodiment, the gateway 41 sends the acquired trigger signal and the image of the monitoring device 60 to the power cloud platform through the mobile phone network card by using the 3G/4G network, and the monitoring personnel receives the trigger signal of the power cloud platform through the monitoring terminal 50 to monitor the field condition and the state of the power supply cable in real time.
The signal processor 31 is connected to the normally closed contacts of the first relays, when the first relay connected to one of the power supply cables is powered off, that is, the power supply cable is disconnected, the normally closed contact of the first relay is closed, the signal processor 31 outputs a trigger signal matched with the normally closed contact to the gateway 41 after detecting that the normally closed contact corresponding to the signal end is closed, and the signal processor 31 and the gateway 41 can be connected through a signal line and a corresponding interface.
As shown in fig. 5, in order to facilitate management and maintenance, in one embodiment, the cable monitoring device 100 further includes a box 80, the cable detection module and the signal acquisition module 30 are disposed in the box 80, the alarm module 20 and the communication module 40 are disposed on the box 80, the gateway 41 in the communication module 40 is disposed on an outer surface of the box and transmits an image and a trigger signal through the antenna 42, and the modules are collectively mounted on one box 80, so that maintenance is facilitated.
The above-mentioned embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (10)
1. A cable monitoring device is characterized by comprising a signal acquisition module, an alarm module, a communication module, a monitoring terminal and at least one cable detection module;
each cable detection module is connected with the head end of each power supply cable and outputs a cable detection signal to the power supply cable, the tail end of each power supply cable is in short circuit, each cable detection module is also electrically connected with a signal acquisition module and the alarm module respectively, and the signal acquisition module is also electrically connected with the communication module;
the cable detection module is used for outputting a trigger signal to the alarm module and the signal acquisition module when a cable detection signal on the connected power supply cable is not detected;
the alarm module is used for triggering alarm when receiving a trigger signal output by any cable detection module;
the signal acquisition module is used for acquiring the trigger signals output by the cable detection modules and feeding the trigger signals back to the monitoring terminal through the communication module.
2. The cable monitoring device according to claim 1, further comprising at least one monitoring device, wherein the monitoring device is disposed corresponding to each power supply cable, and the at least one monitoring device is further electrically connected to the communication module;
the monitoring equipment is used for acquiring the image corresponding to the power supply cable and feeding the image back to the monitoring terminal through the communication module.
3. The cable monitoring device of claim 1, wherein each of the power supply cables includes a first individual cable and a second individual cable, an end of the first individual cable and an end of the second individual cable are connected in a short circuit, the cable monitoring device further includes a power module, and each of the cable detection modules includes a first relay;
a first end of a coil of each first relay is connected with a first power end of the power module, a second end of the coil of each relay is connected with a head end of the first single cable, and a head end of the second single cable is connected with a second power end of the power module;
the normally open contact of each first relay, the alarm module and the power module form a power loop;
the normally closed contacts of the first relays are connected in parallel and are connected with the signal acquisition module;
the alarm module is used for triggering alarm when a normally open contact of any one first relay is disconnected;
the signal acquisition module is used for feeding back a corresponding trigger signal to the monitoring terminal when the normally closed contact of any one of the first relays is closed.
4. The cable monitoring device of claim 3, wherein the alarm module includes a second relay and at least one alarm;
the normally open contacts of the first relays, the coils of the second relays and the power module form a power circuit, the first ends of the normally closed contacts of the second relays are connected with the first power end of the power module, the second ends of the normally closed contacts of the second relays are connected with the first power ends of the alarms, and the second power ends of the alarms are connected in common and connected with the second power end of the power module.
5. The cable monitoring device of claim 3, wherein the power module includes a switching circuit and a power conversion circuit;
the first end of the switch circuit and the first input end of the power conversion circuit are used for being connected with mains supply, the second end of the switch circuit is connected with the second input end of the power conversion circuit, and the first output end and the second output end of the power conversion circuit are respectively the first power end and the second power end of the power module.
6. The cable monitoring device of claim 5, wherein the switching circuit is a circuit breaker and the power conversion circuit is an AC/DC converter or an AC/AC converter.
7. The cable monitoring device of claim 3, wherein the communication module comprises a gateway.
8. The cable monitoring device of claim 7, wherein the signal acquisition module includes a signal processor connected in parallel with the normally closed contacts of each of the first relays, the signal processor further connected to the power module and the gateway.
9. The cable monitoring device of claim 1, further comprising a housing, wherein the cable detection module and the signal acquisition module are disposed in the housing, and the alarm module and the communication module are disposed on the housing.
10. The cable monitoring device of claim 7, wherein the monitoring terminal is any one or more of a notebook, a PC, or a cell phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022142539.4U CN212990259U (en) | 2020-09-25 | 2020-09-25 | Cable monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022142539.4U CN212990259U (en) | 2020-09-25 | 2020-09-25 | Cable monitoring device |
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| CN212990259U true CN212990259U (en) | 2021-04-16 |
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| CN202022142539.4U Active CN212990259U (en) | 2020-09-25 | 2020-09-25 | Cable monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345186A (en) * | 2021-06-01 | 2021-09-03 | 中国电信股份有限公司 | Anti-theft device of base station grounding wire and base station |
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2020
- 2020-09-25 CN CN202022142539.4U patent/CN212990259U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345186A (en) * | 2021-06-01 | 2021-09-03 | 中国电信股份有限公司 | Anti-theft device of base station grounding wire and base station |
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