CN117119751A - Intelligent cover plate cable alarm device and method - Google Patents

Abstract

The application belongs to the technical field of cable monitoring, and discloses an intelligent cover plate cable alarm device and method, wherein the device comprises the following components: the cable alarm device comprises a front shell, a cable alarm module, a rear shell and a heat dissipation assembly; the cable alarm module is positioned in the accommodating space formed by the front shell and the rear shell and is used for acquiring and detecting the real-time waveform of the cable and sending alarm information to the terminal server when the real-time waveform is detected to be a fault waveform; a plurality of radiating fins are arranged on one side of the rear shell facing the radiating component; a radiator is arranged below the plurality of radiating fins, and a water pump is arranged at one end of the radiator; the side surface of each radiating fin is fixedly connected with a cooling circulating pipe, and a cooling fan is arranged on one side of the radiating component facing the rear shell; a thermostat is arranged on the radiator; the thermostat is used for acquiring the real-time temperature value of the cooling circulating pipe and controlling the water injection rate of the water pump. The application is beneficial to improving the heat dissipation and cooling effects of the device and ensures that the cable alarm device can still normally and stably run in a high-temperature severe environment.

Description

Intelligent cover plate cable alarm device and method

Technical Field

The application relates to the technical field of cable monitoring, in particular to an intelligent cover plate cable alarm device and method.

Background

Cables are a common facility for power or information transport. At present, in order to better monitor the running state of the cable in real time, better running and maintenance effects on the cable are realized, and the running and maintenance setting of the cable also tends to be intelligent more and more. The intelligent cable can realize real-time monitoring of parameters such as voltage, current and local current of the cable through detection setting of related running states, and even can monitor cable faults, so that running management of the cable can be better realized, and the operation and maintenance effects of the cable are optimized.

Because most of the existing cables run the same route together, the temperature around the cables can be high, and under the high-temperature condition, the cables are easy to fail, and the cable alarm device in the prior art has the function of self-heat dissipation and temperature reduction, for example, a heat conduction bracket in the shell is used for absorbing heat, and a heat absorption bracket on a heat conduction and dissipation mechanism is used for rapidly absorbing the temperature, so that a heat absorption block in a connecting shell is used for rapidly absorbing the temperature, a thermal expansion plate on the heat absorption bracket is heated and expanded, a sliding plate is pushed to slide leftwards horizontally, a circulation port on the sliding plate is butted with a through hole, and hot air in the shell can be rapidly discharged. However, due to the poor environment and high temperature of some cable installation positions, the heat dissipation performance of the device is far insufficient when the device works in the environment, and the device is easy to damage when operating at a high temperature for a long time.

Disclosure of Invention

The application provides an intelligent cover plate cable alarm device and method, which are beneficial to improving the overall heat dissipation and cooling effects of the device and ensuring that the cable alarm device can still normally and stably operate in a high-temperature severe environment.

In a first aspect, an embodiment of the present application provides an intelligent cover cable alarm device, including: the cable alarm device comprises a front shell, a cable alarm module, a rear shell and a heat dissipation assembly; the cable alarm module is positioned in a containing space formed after the front shell and the rear shell are connected, and the heat dissipation assembly is positioned at the outer side of the rear shell and connected with the rear shell;

the cable alarm module is in wireless communication connection with the terminal server and is used for acquiring and detecting the real-time waveform of the cable and sending alarm information to the terminal server when the real-time waveform is detected to be a fault waveform;

a plurality of mutually parallel cooling fins are uniformly arranged on one side of the rear shell facing the cooling assembly at preset intervals;

a radiator is arranged below the plurality of radiating fins, and a water pump is arranged at one end of the radiator;

the side surfaces of the radiating fins are fixedly connected with the cooling circulating pipe through a plurality of mounting rods, the water pump is connected with the inlet end of the cooling circulating pipe, and the other end of the radiator is connected with the outlet end of the cooling circulating pipe;

a plurality of cooling fans facing the cooling circulation pipe are arranged on one side of the heat dissipation component facing the rear shell;

a thermostat is arranged on the radiator and is connected with the water pump; the thermostat is used for acquiring the real-time temperature value of the cooling circulation pipe and controlling the water injection quantity of the water pump to the cooling circulation pipe according to the real-time temperature value.

Further, the outer edge of the front shell and the outer edge of the rear shell extend to the peripheral direction for a preset length to form a connecting frame;

the connecting frame of the front shell is fixedly connected with the connecting frame of the rear shell through bolts.

Further, the device also comprises a slide mounting frame; the sliding frame is fixedly arranged at the outer sides of the two connecting frames through bolts.

Further, the device also comprises a mounting frame and two ratchet positioning shafts, wherein the two ratchet positioning shafts are respectively arranged on the left side and the right side of the slide mounting frame through connecting seats; two ends of the mounting frame are correspondingly connected with the two ratchet wheel positioning shafts respectively.

Further, the middle part symmetry of mounting bracket is provided with the fixing base, and a plurality of fixed orifices have been seted up to the fixing base even running through.

Further, the front shell further comprises a display screen and a button module, and the button module is positioned below the display screen;

the cable alarm module is respectively connected with the display screen and the button module;

the front shell is provided with a sealing frame around the display screen and the button module.

Further, the inner side of the sealing frame is clamped and connected with a sealing cover; the display screen and the button module are sleeved under the sealing cover.

Further, two sides of the front shell are respectively provided with a plurality of wiring pipes; the cable alarm module is connected with the cable through a wire connection tube.

Further, the inlet end of the cooling circulation pipe is provided with a first sensor, and the first sensor is used for acquiring a first temperature signal of the inlet end; the outlet end is provided with a second sensor which is used for acquiring a second temperature signal of the outlet end;

the cable alarm module is respectively connected with the first sensor and the second sensor;

the cable alarm module is also used for obtaining a first temperature value and a second temperature value according to the first temperature signal and the second temperature signal, and sending the first temperature value and the second temperature value to the thermostat as real-time temperature values.

Further, the cable alarm module is further used for acquiring historical fault temperature in the terminal server, and comparing the first temperature value, the second temperature value and the historical fault temperature to obtain a temperature comparison result; and sending alarm information to the terminal server when the temperature comparison result is a fault.

In a second aspect, an embodiment of the present application provides an intelligent cover plate cable alarm method, where the method is applied to a cable alarm module, and the cable alarm module is connected with a terminal server in a wireless communication manner, and the method includes:

acquiring real-time waveform of a cable and historical waveform data in a terminal server;

analyzing according to the historical waveform data to obtain a preset normal waveform;

comparing the real-time waveform with a preset normal waveform to obtain a waveform comparison result;

and if the waveform comparison result is a fault, sending alarm information and current positioning information to a terminal server.

Further, the method further comprises:

acquiring a first temperature signal of a first sensor and a second temperature signal of a second sensor;

obtaining a first temperature value and a second temperature value according to the first temperature signal and the second temperature signal;

acquiring historical fault temperature in a terminal server;

comparing the first temperature value, the second temperature value and the historical fault temperature to obtain a temperature comparison result;

and if the temperature comparison result is a fault, sending alarm information and current positioning information to a terminal server.

Further, the method further comprises:

after a waveform comparison result and a temperature comparison result are obtained, a button control instruction is received;

and displaying the waveform comparison result or the temperature comparison result on a display screen according to the button control instruction.

In summary, compared with the prior art, the technical scheme provided by the embodiment of the application has the following beneficial effects:

according to the intelligent cover plate cable alarm device provided by the embodiment of the application, the plurality of radiating fins are arranged on the outer side of the rear shell surrounding the cable alarm module to realize real-time heat dissipation of the cable alarm device, and meanwhile, the radiator, the water pump, the cooling circulation pipe and the thermostat are arranged below and beside the radiating fins, so that the radiator is matched with the water pump to control cooling liquid to perform circulating cooling work in the cooling circulation pipe, the thermostat can adjust the water quantity entering the cooling circulation pipe according to the real-time temperature value of the cooling circulation pipe, and the circulating range of water is changed to adjust the water cooling heat dissipation capacity of the device; and then the cooling fan on the heat dissipation component rotates to realize air cooling matched heat dissipation. According to the application, the air cooling heat dissipation and the water cooling heat dissipation which can be automatically adjusted according to the temperature are concentrated in the device, so that the effect of heat dissipation and cooling of the whole device is improved, and the cable alarm device can still normally and stably operate in a high-temperature severe environment.

Drawings

Fig. 1 is a schematic structural diagram of the outside of a rear housing of an intelligent cover cable alarm device according to an embodiment of the present application.

Fig. 2 is an exploded view of an intelligent cover plate cable alarm device according to an embodiment of the present application.

Fig. 3 is a schematic structural diagram of a heat dissipating component of an intelligent cover plate cable alarm device according to an embodiment of the present application.

Fig. 4 is a schematic perspective view of an intelligent cover plate cable alarm device according to an embodiment of the present application.

Fig. 5 is a schematic structural diagram of a mounting frame of an intelligent cover plate cable alarm device according to an embodiment of the present application.

Fig. 6 is a flowchart of an intelligent cover plate cable alarm method according to an embodiment of the present application.

Reference numerals illustrate:

1. a front housing; 2. a sealing frame; 3. sealing cover; 4. a display screen; 5. a button module; 6. a wire connection tube; 7. a connection frame; 8. a rear housing; 9. a heat sink; 10. a cable alarm module; 11. a GPS locator; 12. a heat sink; 13. a water pump; 14. a cooling circulation pipe; 15. a thermostat; 16. a mounting rod; 17. a heat dissipation assembly; 18. a ventilation groove; 19. a heat radiation fan; 20. a vent hole; 21. a cooling fan; 22. sliding the frame; 23. a connecting seat; 24. a ratchet positioning shaft; 25. a mounting frame; 26. a fixing seat; 27. a first sensor; 28. and a second sensor.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Referring to fig. 1, 2 and 3, an embodiment of the present application provides an intelligent cover plate cable alarm device, which includes: a front housing 1, a cable alarm module 10, a rear housing 8 and a heat dissipation assembly 17; the cable alarm module 10 is located in the accommodating space formed after the front shell 1 and the rear shell 8 are connected, and the heat dissipation assembly 17 is located on the outer side of the rear shell 8 and connected with the rear shell 8.

The cable alarm module 10 is in wireless communication connection with the terminal server, and the cable alarm module 10 is used for acquiring and detecting the real-time waveform of the cable and sending alarm information to the terminal server when detecting that the real-time waveform is a fault waveform.

The cable alarm module 10 adopts AC220V power supply or CT power supply, 4G wireless communication ensures that equipment is in a linear state at all times, and can acquire real-time waveforms through the connection of an internal high-speed data acquisition card and a cable.

Specifically, the cable alarm module 10 obtains and analyzes the historical waveform data in the database of the terminal server to obtain a preset normal waveform, compares the real-time waveform with the preset normal waveform, and if the difference between the two waveforms exceeds a certain manually specified threshold, judges that the real-time waveform is a fault waveform, and sends alarm information to the terminal server.

In a specific implementation process, the cable alarm module 10 further includes a GPS positioner 11, current positioning information is obtained through the GPS positioner 11, the current positioning information, alarm information and real-time waveforms are sent to the terminal server together, and the terminal server calculates time differences of fault traveling waves reaching two ends of the cable according to the current positioning information and the real-time waveforms uploaded by the plurality of intelligent cover plate cable alarm devices, so that a fault position and a subsequent fault position can be accurately positioned.

The rear case 8 is uniformly mounted with a plurality of heat radiating fins 9 parallel to each other at predetermined intervals on a side facing the heat radiating member 17.

Specifically, the preset interval may be 1-3 cm.

A radiator 12 is mounted below the plurality of fins 9, and a water pump 13 is mounted at one end of the radiator 12.

The side surfaces of the cooling fins 9 are fixedly connected with the cooling circulation pipe 14 through a plurality of mounting rods 16, the water pump 13 is connected with the inlet end of the cooling circulation pipe 14, and the other end of the radiator 12 is connected with the outlet end of the cooling circulation pipe 14.

Specifically, the cooling circulation pipe 14 is installed at the outer side of the fin group in the shape of "S", and the installation rod 16 is provided at the middle and corner of each "S", and the cooling circulation pipe 14 is fixed to the fin 9 by the installation rod 16.

The side of the heat radiating member 17 facing the rear case 8 is mounted with a plurality of cooling fans 21 facing the cooling circulation pipe 14.

In an implementation, the number of cooling fans 21 may be 2.

Referring to fig. 3, the present application further provides a plurality of ventilation slots 18 behind the cooling fans 21 of the heat dissipation assembly 17, and a plurality of ventilation holes 20 uniformly located on the side surfaces of the cooling fans 19 and a cooling fan 19 around each cooling fan 21, wherein the ventilation slots 18, the cooling fans 19 and the ventilation holes 20 provide ventilation and air guiding functions for air cooling and heat dissipation.

The plurality of cooling fins 9 in the above embodiment can provide the self-heat dissipation function for the internal heat, and simultaneously, the cooling liquid in the radiator 12 circulates at the inner side of the cooling circulation pipe 14 by matching with the water feeding pump 13, so that the effect of water cooling circulation assistance is realized, the air cooling assistance can be realized by rotating the cooling fan 21, and the heat dissipation performance of the intelligent cover plate cable alarm device is further improved by combining water cooling and air cooling and adding the self-heat dissipation operation mode.

A thermostat 15 is arranged on the radiator 12, and the thermostat 15 is connected with the water pump 13; the thermostat 15 is used for acquiring a real-time temperature value of the cooling circulation pipe 14 and controlling the water injection amount of the water pump 13 to the cooling circulation pipe 14 according to the real-time temperature value.

The liquid injected into the cooling circulation pipe by the water pump 13 may be normal water or cooling liquid.

Specifically, a first sensor 27 is disposed at the inlet end of the cooling circulation pipe 14, a second sensor 28 is disposed at the outlet end, the first sensor 27 and the second sensor 28 are respectively connected to the cable alarm module 10, the first temperature signal of the first sensor 27 and the second temperature signal of the second sensor 28 are processed by the cable alarm module 10 to obtain a first temperature value and a second temperature value, and the first temperature value and the second temperature value are transmitted to the thermostat 15 as real-time temperature values.

The thermostat 15 is provided with a corresponding relation table of real-time temperature values and water injection power, and the water pump 13 is controlled according to the water injection power which is specified in the relation table and is set in the temperature range where the real-time temperature values are located, so that the automatic water cooling and heat dissipation adjustment of the device is realized.

The intelligent cover plate cable alarm device provided by the embodiment is characterized in that the cable alarm module 10 is arranged on the inner sides of the front shell 1 and the rear shell 8, so that an effective external sealing protection effect is provided; the real-time heat dissipation of the cable alarm module 10 is realized by arranging a plurality of cooling fins 9 on the outer side of the rear shell 8 surrounding the cable alarm module 10, and meanwhile, a radiator 12, a water pump 13, a cooling circulation pipe 14 and a thermostat 15 are arranged below and beside the cooling fins 9, so that the radiator 12 is matched with the water pump 13 to control cooling liquid to circulate and cool in the cooling circulation pipe 14, the thermostat 15 can adjust the water quantity entering the cooling circulation pipe 14 according to the real-time temperature value of the cooling circulation pipe 14, and the circulation range of water is changed to adjust the water cooling heat dissipation capacity of the device; and then the air cooling matched heat dissipation is realized by utilizing the rotation of the cooling fan 21 on the heat dissipation assembly 17. According to the application, the air cooling heat dissipation and the water cooling heat dissipation which can be automatically adjusted according to the temperature are concentrated in the device, so that the effect of heat dissipation and cooling of the whole device is improved, and the cable alarm device can still normally and stably operate in a high-temperature severe environment.

Referring to fig. 4, in some embodiments, the outer edge of the front case 1 and the outer edge of the rear case 8 each extend a predetermined length in the circumferential direction to form a connection frame 7; the connection frame 7 of the front case 1 and the connection frame 7 of the rear case 8 are fixedly connected by bolts.

As can be seen from fig. 4, the extension in the circumferential direction is the parallel direction of the front housing 1/rear housing 8. The preset length is the width of the connecting frame 7, specifically may be 1-2 cm, and the connecting frame 7 is provided with a plurality of holes for bolting and fixing.

The connecting frame 7 is connected through the bolts, so that the front shell 1 and the rear shell 8 are conveniently connected and detached, and the long-term maintenance and overhaul of the intelligent cover plate cable alarm device by workers are facilitated.

Referring to fig. 1 and 2, in some embodiments, the device further includes a slide mount 22; the slide mount frame 22 is fixedly mounted on the outer sides of the two connection frames 7 by bolts.

As can be seen from fig. 1 and 2, the slide frame 22 is a U-shaped frame, the left and right sides and the lower side of the two connecting frames 7 are both enclosed together, and then holes for passing through bolts are also formed in the slide frame 22, and the holes of the slide frame 22 are in one-to-one correspondence with the holes of the connecting frames 7; in the installation of the present application, the two connection frames 7 are slid into the insides of the slide-on frames 22 and then fastened by bolts, that is, the slide-on frames 22 are fastened to the outsides of the two connection frames 7 by bolts passing through the holes.

The above embodiment further ensures the stable connection between the front and rear housings by the arrangement of the slide mounting frame 22, and also facilitates the rapid disassembly in the process of overhauling the interior.

Referring to fig. 4 and 5, in some embodiments, the device further includes a mounting frame 25 and two ratchet positioning shafts 24, wherein the two ratchet positioning shafts 24 are respectively mounted on the left and right sides of the slide frame 22 through a connection seat 23; two ends of the mounting frame 25 are respectively correspondingly connected with the two ratchet positioning shafts 24.

The mounting bracket 25 is a structure for fixedly mounting the apparatus of the present application in a work environment.

Specifically, a ratchet positioning shaft 24 is mounted on the left side of the slide mount frame 22 through a connecting seat 23, a ratchet positioning shaft 24 is also mounted on the right side of the slide mount frame through the connecting seat 23, and two ends of the mounting frame 25 are respectively connected with the two ratchet positioning shafts 24.

The embodiment is connected with the mounting frame 25 through the ratchet positioning shaft 24, and the angle of the device can be turned and adjusted during mounting, so that great convenience is brought to later checking and overhauling work.

Referring to fig. 2, 4 and 5, in some embodiments, the middle portion of the mounting frame 25 is symmetrically provided with a fixing base 26, and the fixing base 26 is uniformly provided with a plurality of fixing holes therethrough.

In particular, the device of the present application may be secured in the work environment by bolts that pass through a plurality of securing holes in the securing base 26.

The embodiment enables the device to be fixed in a working environment through bolts, so that the device is more firmly installed.

Referring to fig. 2, in some embodiments, the front housing 1 further includes a display screen 4 and a button module 5, and the button module 5 is located below the display screen 4; the cable alarm module 10 is connected with the display screen 4 and the button module 5 respectively.

The front case 1 is provided with a sealing frame 2 around the display 4 and the button module 5.

Specifically, the button module 5 and the display screen 4 may be formed into a display panel, and the sealing frame 2 is located between the front housing 1 and the display panel, and the sealing frame 2 is made of waterproof and anti-corrosion materials.

In the embodiment, the sealing frame 2 is arranged around the display screen 4 and the button module 5, so that the cable alarm module 10 in the front and rear shells is sealed and protected, water flow is prevented from entering, and the stable operation of the application is further ensured.

Referring to fig. 2 and 4, in some embodiments, the sealing cover 3 is clamped and connected to the inner side of the sealing frame 2; the display screen 4 and the button module 5 are sleeved under the sealing cover.

Wherein, the material of the sealing cover 3 is waterproof and anti-corrosion, and transparent.

The sealing protection effect on the display screen 4 and the button module 5 is further improved through the sealing cover 3, normal display and control adjustment effects of the display screen 4 and the button module 5 are guaranteed, and damage caused by water flow sand and dust entering is avoided.

Referring to fig. 3 and 4, in some embodiments, two sides of the front housing 1 are respectively provided with a plurality of wire connection tubes 6; the cable alarm module 10 is connected to the cable through the wiring tube 6.

Specifically, the high-speed data acquisition card in the cable alarm module 10 can be connected with the wire rod in the energy taking aspect of high-voltage cable detection through the wire connecting tube 6 to carry out waveform monitoring and alarm.

The arrangement of the connection tube 6 in the above embodiment is a common structure in the prior art, and will not be described in detail herein.

Referring to fig. 1, the inlet end of the cooling circulation pipe 14 is provided with a first sensor 27, and the first sensor 27 is used for acquiring a first temperature signal of the inlet end; the outlet end is provided with a second sensor 28, the second sensor 28 being arranged to obtain a second temperature signal of the outlet end.

The cable alarm module 10 is connected to a first sensor 27 and a second sensor 28, respectively.

In particular, the cable alarm module 10 may be connected to the first sensor 27, the second sensor 28 via the wiring tube 6.

The cable alarm module 10 is further configured to obtain a first temperature value and a second temperature value according to the first temperature signal and the second temperature signal, and send the first temperature value and the second temperature value as real-time temperature values to the thermostat 15.

In a specific implementation process, the thermostat 15 may be separately connected to the first sensor 27 and the second sensor 28, so that the thermostat may implement processing of the first and second temperature signals and acquisition of the real-time temperature value by itself, or may implement processing of the two temperature signals by the cable alarm module 10, and then the thermostat 15 directly acquires the real-time temperature value from the cable alarm module 10.

The first sensor 27 and the second sensor 28 in the above embodiment may be temperature sensors, and the temperature difference between the two values is calculated by outputting the signals transmitted by the first sensor 27 and the second sensor 28, and outputting the first temperature value and the second temperature value respectively, so as to calculate the temperature change in the intelligent cover plate cable alarm device, and not only calculate the temperature near the cable by the temperature difference between the two values, but also have higher accuracy compared with the existing one directly used temperature sensor: the two sensors of the application can not only sense the temperature change in the device, but also automatically adjust the water quantity entering the cooling circulation pipe 14 according to the temperature of the cooling water through the thermostat 15, and change the circulation range of the water so as to adjust the heat dissipation capacity of the cooling system.

In some embodiments, the cable alarm module 10 is further configured to obtain a historical fault temperature in the terminal server, and compare the first temperature value, the second temperature value and the historical fault temperature to obtain a temperature comparison result; and sending alarm information to the terminal server when the temperature comparison result is a fault.

In a specific implementation process, the cable alarm module 10 internally comprises a processing unit, a comparison analysis unit, a positioning acquisition unit and a waveform acquisition unit; the processing unit is used for acquiring a first temperature signal of the first sensor and a second temperature signal of the second sensor, processing the first temperature signal and the second temperature signal to obtain a first temperature value and a second temperature value, and then sending the first temperature value and the second temperature value to the comparison analysis unit.

The comparison analysis unit is used for acquiring the historical fault temperature in the database of the terminal server, and comparing the two temperature values with the historical fault temperature database to obtain a temperature comparison result.

If the temperature difference value is smaller than the historical fault temperature in the database, the situation that the temperature value is larger at the moment can be judged, and the skin of the cable is molten due to the fact that the temperature is too high, so that faults are easy to occur; if the temperature difference value is compared with the historical fault temperature in the database, the situation that the temperature value is smaller at the moment can be judged, and the cable is not easy to damage.

The processing unit is also connected with a thermostat 15, and the thermostat 15 obtains a real-time temperature value through the processing unit.

The waveform acquisition unit is a high-speed data acquisition card and is used for acquiring real-time waveforms of the cable, respectively transmitting the waveforms to the comparison analysis unit, and transmitting the waveforms to a database of the terminal server as historical waveforms after the waveforms are transmitted to the comparison analysis unit for a preset time.

The comparison analysis unit is also used for acquiring and analyzing the historical waveforms in the database of the terminal server to obtain a preset normal waveform, and comparing the preset normal waveform with the real-time waveform to obtain a waveform detection result; and when the waveform monitoring result or the temperature comparison result is a fault, acquiring current positioning information through a positioning acquisition module, and transmitting alarm information, the current positioning information, the real-time waveform and the acquisition time of the real-time waveform to a terminal server.

And the terminal server accurately locates the position of the fault point according to the time difference of the fault traveling wave reaching the two ends of the cable.

In order to avoid that the comparison analysis unit acquires the historical waveform and erroneously acquires the real-time waveform, the real-time waveform is delayed and then sent to the database of the terminal server, and the preset time length of the delay can be the processing time length of the comparison analysis unit.

Specifically, the high-speed data acquisition card can also monitor stronger pulse current, so that the approaching early warning of cable defects is realized.

The positioning acquisition module is a GPS (global positioning system) positioner 11 and is used for acquiring the current positioning information of the intelligent cover plate cable alarm device.

Further, the cable alarm module 10 may further include an alarm unit, and send alarm information to the terminal server, and at the same time, send out a buzzing alarm through the alarm unit, or make the display screen 4 perform display of alarm information, screen flicker, etc.

The above embodiment enables the cable alarm module 10 to monitor and compare the temperature values, so as to realize the function of predicting the cable fault condition according to the temperature values, thereby realizing the approaching early warning of the cable fault.

Referring to fig. 6, another embodiment of the present application provides a method for alarming a cable of an intelligent cover board, where the method is applied to a cable alarm module, and the cable alarm module is connected to a terminal server in a wireless communication manner, and the method includes:

and S1, acquiring real-time waveform data of the cable and historical waveform data in a terminal server.

And S2, analyzing according to the historical waveform data to obtain a preset normal waveform.

And S3, comparing the real-time waveform with a preset normal waveform to obtain a waveform comparison result.

And S4, if the waveform comparison result is a fault, sending alarm information and current positioning information to a terminal server.

The application monitors and positions the cable position by using a GPS (global positioning system) locator in the cable alarm module, uploads the current positioning information of the cable to a terminal server, and continuously monitors the cable and acquires feedback waveforms by adopting a GPS double-end positioning time-based method and combining a high-speed data acquisition card; the terminal server sorts the received waveform data into a library as historical waveform data; outputting a predetermined normal waveform of the cable by analyzing the historical waveform data of the database; and comparing the real-time waveform with a preset normal waveform, so as to judge whether the real-time waveform is a fault waveform or not. When the cable breaks down, the conductor breaks down to the ground, the generated fault impact waveform propagates to the two ends of the cable in a traveling wave mode, the terminal server accurately records the fault waveform by accurately acquiring and recording the fault waveform, and the position of the cable where the fault occurs later is accurately positioned according to the time difference of the fault traveling wave reaching the two ends of the cable.

The embodiment adopts the traveling wave method to realize timely judgment and alarm of the cable faults, and uploads the current positioning information to the terminal server while alarming, thereby ensuring the high-precision positioning of the terminal server on the current and subsequent fault positions of the cable.

In some embodiments, the method further comprises:

step S11, a first temperature signal of a first sensor and a second temperature signal of a second sensor are obtained.

Step S12, obtaining a first temperature value and a second temperature value according to the first temperature signal and the second temperature signal.

Step S13, acquiring the historical fault temperature in the terminal server.

And S14, comparing the first temperature value, the second temperature value and the historical fault temperature to obtain a temperature comparison result.

And step S15, if the temperature comparison result is a fault, sending alarm information and current positioning information to a terminal server.

If the temperature difference value is smaller than the historical fault temperature in the database, the situation that the temperature value is larger at the moment can be judged, and the skin of the cable is molten due to the fact that the temperature is too high, so that faults are easy to occur; if the temperature difference value is compared with the historical fault temperature in the database, the situation that the temperature value is smaller at the moment can be judged, and the cable is not easy to damage.

The embodiment realizes the function of predicting the cable fault condition according to the temperature value by monitoring and comparing the temperature value, thereby realizing the approaching early warning of the cable fault.

In some embodiments, the method further comprises:

step S21, after the waveform comparison result and the temperature comparison result are obtained, a button control instruction is received.

Wherein the button control command is from a button module connected with the cable alarm device.

And S22, displaying the waveform comparison result or the temperature comparison result on a display screen according to the button control instruction.

Specifically, the application can switch the cable alarm module and switch the screen display content through the button module.

The embodiment facilitates the field inspection and maintenance of each intelligent cover plate cable alarm device by field staff.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the application. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of protection of the present application is to be determined by the appended claims.

Claims (13)

1. An intelligent cover plate cable alarm device, characterized in that the device comprises: the cable alarm device comprises a front shell, a cable alarm module, a rear shell and a heat dissipation assembly; the cable alarm module is positioned in a containing space formed by connecting the front shell and the rear shell, and the heat dissipation assembly is positioned at the outer side of the rear shell and connected with the rear shell;

the cable alarm module is in wireless communication connection with the terminal server and is used for acquiring and detecting real-time waveforms of the cable and sending alarm information to the terminal server when the real-time waveforms are detected to be fault waveforms;

a plurality of mutually parallel radiating fins are uniformly arranged on one side of the rear shell facing the radiating assembly at preset intervals;

a radiator is arranged below the plurality of radiating fins, and a water pump is arranged at one end of the radiator;

the side surfaces of the radiating fins are fixedly connected with a cooling circulating pipe through a plurality of mounting rods, the water pump is connected with the inlet end of the cooling circulating pipe, and the other end of the radiator is connected with the outlet end of the cooling circulating pipe;

a plurality of cooling fans facing the cooling circulation pipe are arranged on one side of the heat dissipation component facing the rear shell;

a thermostat is arranged on the radiator and is connected with the water pump; the thermostat is used for acquiring a real-time temperature value of the cooling circulating pipe and controlling the water injection quantity of the water pump to the cooling circulating pipe according to the real-time temperature value.

2. The device of claim 1, wherein the outer edge of the front housing and the outer edge of the rear housing each extend a predetermined length in a circumferential direction to form a connection frame;

the connecting frame of the front shell and the connecting frame of the rear shell are fixedly connected through bolts.

3. The device of claim 2, further comprising a slide mount frame;

the sliding frames are fixedly arranged on the outer sides of the two connecting frames through bolts.

4. A device according to claim 3, further comprising a mounting frame and two ratchet positioning shafts, the two ratchet positioning shafts being mounted on the left and right sides of the slide mount frame by connection seats, respectively;

and two ends of the mounting frame are respectively and correspondingly connected with the two ratchet wheel positioning shafts.

5. The device of claim 4, wherein the middle part of the mounting frame is symmetrically provided with a fixing seat, and a plurality of fixing holes are uniformly formed through the fixing seat.

6. The device of claim 1, wherein the front housing further comprises a display screen and a button module, the button module being located below the display screen;

the cable alarm module is respectively connected with the display screen and the button module;

the front shell is provided with a sealing frame around the display screen and the button module.

7. The device according to claim 6, wherein the sealing frame is connected with a sealing cover in a clamping manner on the inner side;

the display screen and the button module are sleeved under the sealing cover.

8. The device according to claim 6, wherein a plurality of wire connection pipes are respectively provided at both sides of the front housing;

the cable alarm module is connected with the cable through the wiring tube.

9. The apparatus according to claim 6, wherein the inlet end of the cooling circulation pipe is provided with a first sensor for acquiring a first temperature signal of the inlet end;

the outlet end is provided with a second sensor which is used for acquiring a second temperature signal of the outlet end;

the cable alarm module is respectively connected with the first sensor and the second sensor;

the cable alarm module is further used for obtaining a first temperature value and a second temperature value according to the first temperature signal and the second temperature signal, and sending the first temperature value and the second temperature value to the thermostat as the real-time temperature value.

10. The device of claim 9, wherein the cable alarm module is further configured to obtain a historical fault temperature in the terminal server, and compare the first temperature value, the second temperature value and the historical fault temperature to obtain a temperature comparison result; and sending the alarm information to the terminal server when the temperature comparison result is a fault.

11. The intelligent cover plate cable alarm method is characterized by being applied to a cable alarm module, wherein the cable alarm module is in wireless communication connection with a terminal server, and the method comprises the following steps:

acquiring real-time waveform of the cable and historical waveform data in the terminal server;

analyzing according to the historical waveform data to obtain a preset normal waveform;

comparing the real-time waveform with the preset normal waveform to obtain a waveform comparison result;

and if the waveform comparison result is a fault, sending alarm information and current positioning information to the terminal server.

12. The method of claim 11, wherein the method further comprises:

acquiring a first temperature signal of a first sensor and a second temperature signal of a second sensor;

obtaining a first temperature value and a second temperature value according to the first temperature signal and the second temperature signal; acquiring historical fault temperature in the terminal server;

comparing the first temperature value, the second temperature value and the historical fault temperature to obtain a temperature comparison result;

and if the temperature comparison result is a fault, sending the alarm information and the current positioning information to the terminal server.

13. The method according to claim 12, wherein the method further comprises:

after the waveform comparison result and the temperature comparison result are obtained, a button control instruction is received;

and displaying the waveform comparison result or the temperature comparison result on a display screen according to the button control instruction.