CN116434491A - Underground cable vibration alarm device and system capable of preventing external damage - Google Patents
Underground cable vibration alarm device and system capable of preventing external damage Download PDFInfo
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- CN116434491A CN116434491A CN202310207384.3A CN202310207384A CN116434491A CN 116434491 A CN116434491 A CN 116434491A CN 202310207384 A CN202310207384 A CN 202310207384A CN 116434491 A CN116434491 A CN 116434491A
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- 238000012423 maintenance Methods 0.000 claims abstract description 48
- 238000012545 processing Methods 0.000 claims abstract description 34
- 238000009412 basement excavation Methods 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000001514 detection method Methods 0.000 claims description 12
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 230000007613 environmental effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 17
- 238000009434 installation Methods 0.000 description 17
- 238000007689 inspection Methods 0.000 description 9
- 238000012544 monitoring process Methods 0.000 description 6
- 238000005457 optimization Methods 0.000 description 6
- 230000002265 prevention Effects 0.000 description 6
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- 238000010586 diagram Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000009466 transformation Effects 0.000 description 4
- 238000009933 burial Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
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- 210000000056 organ Anatomy 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
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Abstract
The invention belongs to the technical field of cable safety protection, and particularly provides an underground cable vibration alarm device and system for preventing external damage, wherein the device comprises a control module, a vibration sensor, an ultrasonic distance sensor and an alarm module, wherein the vibration sensor, the ultrasonic distance sensor and the alarm module are connected with the control module; the vibration sensor detects vibration signals generated during road surface excavation and transmits the detected vibration signals to the control module; the ultrasonic distance sensor detects the linear distance between the metal excavation tool and the cable line and transmits the detected distance signal to the control module; the control module processes the received signals, when the signals detected by the vibration sensor are larger than a first threshold value and the signals detected by the ultrasonic sensor are smaller than a second threshold value, the control module sends alarm signals to the alarm module, and meanwhile, the control module sends short messages containing positioning information to a processing terminal of a designated operation and maintenance team to remind operation and maintenance personnel, so that the cable road breakage rate is effectively reduced, and the operation and maintenance efficiency is improved.
Description
Technical Field
The invention relates to the technical field of cable safety protection, in particular to an underground cable vibration alarm device and system for preventing external damage.
Background
With the rapid development of urban construction, the cabling rate in the distribution network line is increased year by year, and the cable line becomes an important component in the distribution network line. Because the cable line is buried underground, the buried depth is easily influenced by the landform, and in the municipal engineering construction process of urban rain and sewage diversion, heating transformation and the like, cable external damage accidents frequently occur, the reliability of distribution network operation is seriously influenced, resident electricity utilization experience is influenced, and even personal safety is endangered when the cable line is seriously influenced, so that the cable line external damage prevention work is a serious problem for guaranteeing the safe and reliable operation of a power grid.
The current common cable external damage prevention mode comprises a manual inspection device and a cable external damage prevention device; the manual inspection operation and maintenance personnel need to continuously inspect the cable lines in the jurisdiction and stare at the construction positions of the heavy points on site. The mode needs to pay a large amount of manpower and material resources, the working efficiency is low, and meanwhile, as the cabling rate in the distribution network increases year by year, operation and maintenance personnel are seriously insufficient and cannot stare each construction point, so that the cable breaks down. The device for preventing the cable from being broken outwards realizes real-time monitoring through the camera and the laser monitoring component, and transmits detection data to an external management platform for data analysis and early warning, so that a large amount of useless data can be generated by long-time monitoring, and the storage space is occupied.
The cable pit is the underground pipe that is used for laying and changing cable facility, and current cable mounting bracket that sets up in the cable pit generally makes the cable carry on at will or bind on cable support, is unfavorable for constructor reason line on the one hand, and on the other hand when there is outside vibrations, because the unstability of cable mounting bracket makes cable and mounting bracket fixed drop, can lead to the cable to receive the gravity to drag and cause electrical connection and insulation failure problem.
Disclosure of Invention
Aiming at the common cable external damage prevention modes at present, the device comprises a manual inspection device and a cable external damage prevention device; the manual inspection operation and maintenance personnel need to continuously inspect the cable lines in the jurisdiction and stare at the construction positions of the heavy points on site. The mode needs to pay a large amount of manpower and material resources, the working efficiency is low, and meanwhile, as the cabling rate in the distribution network increases year by year, operation and maintenance personnel are seriously insufficient and cannot stare each construction point, so that the cable breaks down. The invention provides an underground cable vibration alarm device for preventing external damage, which is used for realizing real-time monitoring through a camera and a laser monitoring assembly and transmitting detection data to an external management platform for data analysis and early warning, and the long-time monitoring can generate a large amount of useless data and occupy a storage space.
In a first aspect, the technical scheme of the invention provides an underground cable vibration alarm device for preventing external damage, which comprises a vibration sensor, an ultrasonic distance sensor and a control module;
the vibration sensor is connected with the control module;
the vibration sensor is used for detecting vibration signals during road surface excavation and transmitting the detected vibration signals to the control module;
the ultrasonic distance sensor is connected with the control module;
the ultrasonic distance sensor is used for detecting the linear distance between the metal excavation tool and the cable line and transmitting the detected distance signal to the control module;
the control module is connected with an alarm module;
the control module is used for respectively processing the received signals transmitted by the vibration sensor and the ultrasonic sensor, and when the signal detected by the vibration sensor is larger than a first threshold value and the signal detected by the ultrasonic sensor is smaller than a second threshold value, the control module sends an alarm signal to the alarm module, and meanwhile, the control module sends a short message containing positioning information to a processing terminal of a designated operation and maintenance team to remind operation and maintenance personnel of arriving at the site.
It should be noted that, vibration sensor and ultrasonic distance sensor are connected with control module through digital sensing unit, and digital sensing unit can be with vibration sensor, ultrasonic distance sensor detection's signal transmission to control module.
When engineering construction such as there is municipal side's rain and sewage reposition of redundant personnel, heating installation transformation on the cable road need excavate the road surface, vibrations sensor can effectively detect signals such as road surface excavation, ultrasonic wave distance sensor can detect the sharp distance of excavation metal instrument distance cable wire simultaneously, can report to the police vibrations sensor, the signal that ultrasonic wave distance sensor detected is transmitted to control module (built-in cable wire locating information) respectively, thereby remind constructor construction road surface below to have cable wire, simultaneously, control module sends the SMS to the processing terminal of appointed fortune dimension team after receiving the signal, be used for reminding fortune dimension personnel to arrive the job site fast and carry out on-the-spot cable path to constructor, burial depth condition traffic, thereby effectively reduce cable line outer broken rate, promote fortune dimension efficiency.
As the optimization of the technical scheme of the invention, the device further comprises a shell, wherein the vibration sensor, the ultrasonic distance sensor and the control module are all arranged in the shell, the shell is fixed on a cable installation frame in a cable trench through a bottom plate, and the bottom plate is provided with an installation hole for being fixed with the cable installation frame.
The device can be arranged on a cable installation frame of a cable trench or laid synchronously with the buried cable.
As the preferable choice of the technical scheme of the invention, the alarm module comprises a buzzer connected with the control module, and the buzzer is arranged at the top of the shell. And a buzzer is arranged for sound alarm prompt.
As the optimization of the technical scheme of the invention, a sensor which is connected with the control module and used for detecting the environmental information of the cable pit is also arranged in the device; a power supply module for supplying power to the device is also arranged in the shell.
As the optimization of the technical scheme of the invention, the front surface of the shell is provided with a display screen respectively connected with the control module and the power supply module, and the upper part of the front surface of the shell is provided with a display screen switch button connected with the control module.
When operation and maintenance personnel carry out inspection, a display screen switch button is triggered, and the display screen is started to display detection information of each sensor in the current cable pit. The cable trench inspection maintenance is convenient for operation and maintenance personnel.
The control module comprises a singlechip and a GSM module connected with the singlechip;
the vibration sensor and the ultrasonic distance sensor are connected with the GSM module through the digital sensing unit;
when the signal detected by the vibration sensor is larger than a first threshold value and the signal detected by the ultrasonic sensor is smaller than a second threshold value, the singlechip sends an alarm signal to the alarm module, and meanwhile controls the GSM module to send a short message containing positioning information to a processing terminal of a designated operation and maintenance team for reminding operation and maintenance personnel to arrive at the site.
In a second aspect, the present invention provides an underground cable vibration alarm system for preventing external damage, which comprises a cable installation rack arranged in a cable trench, wherein the cable installation rack is fixedly provided with the underground cable vibration alarm device for preventing external damage according to the first aspect; the alarm device is connected with an operation and maintenance management platform and a processing terminal;
the operation and maintenance management platform is used for receiving the detection information sent by the alarm device, processing the monitored information and displaying abnormal positioning information triggering alarm on an operation and maintenance management platform interface in real time;
and the processing terminal is used for receiving the short message which contains the positioning information and is sent by the control module.
As the optimization of the technical scheme of the invention, the operation and maintenance management platform is in communication connection with the processing terminal;
the operation and maintenance management platform is embedded with a real-time map, and when the received detection information of the alarm device is processed and then the trigger alarm information is judged, the position information of the designated processing terminal is acquired, and the optimal route is generated in the real-time map by combining the positioning information of the trigger alarm information and is sent to the designated processing terminal. The optimal route is output, so that workers can conveniently reach an alarm point at the highest speed to perform on-site maintenance processing.
The cable installation frame comprises a connecting piece, two installation brackets and a convex arc-shaped cover plate, wherein two ends of the cover plate are respectively connected with the installation brackets, supporting seats are arranged at two ends of the connecting piece, at least one groove for placing the cable is formed by downwards sinking the upper surface of the connecting piece, a splicing groove is formed in the upper surface of the supporting seat, the installation brackets are respectively fixed on the supporting seats through the splicing groove, and arc-shaped hooks for placing the cable are arranged on the installation brackets.
As the optimization of the technical scheme of the invention, the mounting bracket is provided with a plug-in part, a fixing part and a mounting part from bottom to top in sequence;
the inserting part of the mounting bracket is matched with the inserting groove on the upper surface of the supporting seat, and the mounting bracket is fixedly connected with the supporting seat through a bolt;
the fixing part of the mounting bracket is provided with a through hole, and the two ends of the splicing groove on the supporting seat are respectively provided with a bolt hole aligned with the through hole;
the mounting part of the mounting bracket is provided with mounting holes which are arranged at equal intervals on the mounting part;
the fixed end of the arc-shaped hook is provided with fixing holes which are arranged up and down, and the arc-shaped hook is fixedly connected with the mounting bracket through bolts.
In order to guarantee the stability of cable mounting bracket, fix installing support and supporting seat, set up recess and arc couple simultaneously and place the cable.
As the optimization of the technical scheme of the invention, the alarm device is fixed at the upper part of the side surface of the mounting bracket;
the lower surface of the connecting piece is higher than the lower surface of the supporting seat, and a space for draining water is formed between the supporting seat and the lower surface of the connecting piece. And the drainage of the cable trench is facilitated.
It should be noted that the first edge of the cover plate is rotatably connected to one side edge of one supporting seat, and the second edge of the cover plate is movably connected to one edge of the other supporting seat. The cable mounting frame is made of extrusion-resistant corrosion-resistant materials. Further carry out the fixed apron that sets up two installing support of connection to the cable mounting bracket.
From the above technical scheme, the invention has the following advantages:
when engineering construction such as have municipal side's rain and sewage reposition of redundant personnel, heating transformation on the cable conductor need excavate the road surface, vibrations sensor (sensitivity can be adjusted) can effectively detect signals such as road surface excavation, and ultrasonic wave distance sensor (settlement threshold value distance is less than 0.5 meter) can detect the sharp distance of excavation metal instrument distance cable wire, can convey control module (built-in cable wire positioning information), bee calling organ respectively with vibrations sensor, ultrasonic wave distance sensor detected signal. The buzzer sends out alarm sound after receiving the signal, thereby reminding constructors that cable lines are arranged below the construction pavement, meanwhile, the control module sends a short message (through a specific APP) to the processing terminal of the appointed operation and maintenance team after receiving the signal, and is used for reminding the operation and maintenance personnel to quickly arrive at the construction site to carry out on-site cable path and buried depth condition mating on the constructors, so that the cable line out-of-pavement breaking rate is effectively reduced, and the operation and maintenance efficiency is improved.
In addition, the invention has reliable design principle, simple structure and very wide application prospect.
It can be seen that the present invention has outstanding substantial features and significant advances over the prior art, as well as its practical advantages.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the description of the embodiments or the prior art will be briefly described below, and it will be obvious to those skilled in the art that other drawings can be obtained from these drawings without inventive effort.
FIG. 1 is a schematic block diagram of an alarm device of one embodiment of the present invention.
Fig. 2 is a schematic diagram of the structure of a housing of an alarm device according to an embodiment of the present invention.
Fig. 3 is a schematic diagram illustrating connection between a connector and a support base according to an embodiment of the present invention.
Fig. 4 is a schematic view of a mounting bracket structure according to an embodiment of the present invention.
Fig. 5 is a schematic view illustrating connection between a mounting bracket and a supporting seat according to an embodiment of the present invention.
Fig. 6 is a schematic view of an arcuate hook structure in accordance with one embodiment of the present invention.
Fig. 7 is a schematic diagram of a cover plate structure according to an embodiment of the present invention.
Detailed Description
The conventional cable external damage prevention mode generally adopts manual inspection, and operation and maintenance personnel need to continuously inspect cable lines in jurisdictions and stare on site at heavy construction positions. The mode needs to pay a large amount of manpower and material resources, the working efficiency is low, and meanwhile, as the cabling rate in the distribution network increases year by year, operation and maintenance personnel are seriously insufficient and cannot stare each construction point, so that the cable breaks down. The device comprises a vibration sensor, an ultrasonic distance sensor control module and an alarm module, can effectively remind constructors of paying attention to underground cables, feeds information back to appointed operation and maintenance groups, effectively reduces the cable road external breaking rate, and ensures safe and reliable operation of a cable line. In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
As shown in fig. 1, the embodiment of the invention provides an underground cable vibration alarm device for preventing external damage, which comprises a vibration sensor, an ultrasonic distance sensor and a control module;
the vibration sensor is connected with the control module;
the vibration sensor is used for detecting vibration signals during road surface excavation and transmitting the detected vibration signals to the control module;
the ultrasonic distance sensor is connected with the control module;
the ultrasonic distance sensor is used for detecting the linear distance between the metal excavation tool and the cable line and transmitting the detected distance signal to the control module;
the control module is connected with an alarm module;
the control module is used for respectively processing the received signals transmitted by the vibration sensor and the ultrasonic sensor, and when the signal detected by the vibration sensor is larger than a first threshold value and the signal detected by the ultrasonic sensor is smaller than a second threshold value, the control module sends an alarm signal to the alarm module, and meanwhile, the control module sends a short message containing positioning information to a processing terminal of a designated operation and maintenance team to remind operation and maintenance personnel of arriving at the site.
It should be noted that, vibration sensor and ultrasonic distance sensor are connected with control module through digital sensing unit, and digital sensing unit can be with vibration sensor, ultrasonic distance sensor detection's signal transmission to control module.
When engineering construction such as there is municipal side's rain and sewage reposition of redundant personnel, heating installation transformation on the cable road need excavate the road surface, vibrations sensor can effectively detect signals such as road surface excavation, ultrasonic wave distance sensor can detect the sharp distance of excavation metal instrument distance cable wire simultaneously, can report to the police vibrations sensor, the signal that ultrasonic wave distance sensor detected is transmitted to control module (built-in cable wire locating information) respectively, thereby remind constructor construction road surface below to have cable wire, simultaneously, control module sends the SMS to the processing terminal of appointed fortune dimension team after receiving the signal, be used for reminding fortune dimension personnel to arrive the job site fast and carry out on-the-spot cable path to constructor, burial depth condition traffic, thereby effectively reduce cable line outer broken rate, promote fortune dimension efficiency.
In some embodiments, as shown in fig. 2, the device further includes a housing 600, the vibration sensor, the ultrasonic distance sensor and the control module are all disposed in the housing 600, the housing 600 is fixed on the cable mount in the cable trench through a base plate 700, and the base plate 700 is provided with a mounting hole 701 for fixing with the cable mount.
The device can be arranged on a cable installation frame of a cable trench or laid synchronously with the buried cable.
The alarm module includes a buzzer 702 connected with the control module, the buzzer 702 being disposed on top of the housing 600. And a buzzer is arranged for sound alarm prompt.
The device can examine the vibration state of cable road top in real time, when the road construction excavates to be less than 0.5 meter apart from cable buries deep straight line degree of depth, the signal that digital sensing unit detected vibration sensor, ultrasonic wave distance sensor is sent to control module through digital sensing unit, control output alarm sound suggestion constructor construction road surface below has cable line, send information to fortune dimension team, thereby remind fortune dimension personnel to carry out the cable route in place fast, buries deep and surrender, thereby reduce cable line and break the risk outward, guarantee cable line's safe and reliable steady operation.
In some embodiments, a sensor connected with the control module and used for detecting the environmental information of the cable duct is also arranged in the device; a power supply module for supplying power to the device is also arranged in the shell.
In some embodiments, as shown in fig. 2, a front surface of the housing 600 is provided with a display 601 connected to the control module and the power supply module, respectively, and an upper portion of the front surface of the housing 600 is provided with a display switch button 602 connected to the control module.
When the operation and maintenance personnel carry out inspection, the display screen switch button 602 is triggered, and the display screen 601 is started to display the detection information of each sensor in the current cable pit. The cable trench inspection maintenance is convenient for operation and maintenance personnel.
The control module comprises a singlechip and a GSM module connected with the singlechip;
the vibration sensor and the ultrasonic distance sensor are connected with the GSM module through the digital sensing unit;
when the signal detected by the vibration sensor is larger than a first threshold value and the signal detected by the ultrasonic sensor is smaller than a second threshold value, the singlechip sends an alarm signal to the alarm module, and meanwhile controls the GSM module to send a short message containing positioning information to a processing terminal of a designated operation and maintenance team for reminding operation and maintenance personnel to arrive at the site.
In a second aspect, the technical scheme of the invention provides an underground cable vibration alarm system for preventing external damage, which comprises a cable installation frame arranged in a cable trench, wherein an alarm device is fixedly arranged on the cable installation frame and is connected with an operation and maintenance management platform and a processing terminal;
the alarm device comprises an alarm device and a control module, wherein the alarm device comprises a vibration sensor, an ultrasonic distance sensor and a control module;
the vibration sensor is connected with the control module;
the vibration sensor is used for detecting vibration signals during road surface excavation and transmitting the detected vibration signals to the control module;
the ultrasonic distance sensor is connected with the control module;
the ultrasonic distance sensor is used for detecting the linear distance between the metal excavation tool and the cable line and transmitting the detected distance signal to the control module;
the control module is connected with an alarm module;
the control module is used for respectively processing the received signals transmitted by the vibration sensor and the ultrasonic sensor, and when the signal detected by the vibration sensor is larger than a first threshold value and the signal detected by the ultrasonic sensor is smaller than a second threshold value, the control module sends an alarm signal to the alarm module, and meanwhile, the control module sends a short message containing positioning information to a processing terminal of a designated operation and maintenance team to remind operation and maintenance personnel of arriving at the site.
The operation and maintenance management platform is used for receiving the detection information sent by the alarm device, processing the monitored information and displaying abnormal positioning information triggering alarm on an operation and maintenance management platform interface in real time;
and the processing terminal is used for receiving the short message which contains the positioning information and is sent by the control module.
In some embodiments, the operation and maintenance management platform is in communication connection with the processing terminal;
the operation and maintenance management platform is embedded with a real-time map, and when the received detection information of the alarm device is processed and then the trigger alarm information is judged, the position information of the designated processing terminal is acquired, and the optimal route is generated in the real-time map by combining the positioning information of the trigger alarm information and is sent to the designated processing terminal. The optimal route is output, so that workers can conveniently reach an alarm point at the highest speed to perform on-site maintenance processing.
In some embodiments, as shown in fig. 2, the device further includes a housing 600, the vibration sensor, the ultrasonic distance sensor and the control module are all disposed in the housing 600, the housing 600 is fixed on the cable mount in the cable trench through a base plate 700, and the base plate 700 is provided with a mounting hole 701 for fixing with the cable mount.
The device can be arranged on a cable installation frame of a cable trench or laid synchronously with the buried cable.
The alarm module includes a buzzer 702 connected with the control module, the buzzer 702 being disposed on top of the housing 600. And a buzzer is arranged for sound alarm prompt.
The cable mounting rack arranged in the cable duct generally enables the cable to be carried or bound on the cable support at will, on the one hand, the cable is not beneficial to the wire arrangement of constructors, on the other hand, when external vibration exists, the cable and the mounting rack are fixed to fall off due to the instability of the cable mounting rack, and the cable can be led to be subjected to the gravity dragging to cause the problems of electric connection and insulation faults, as shown in fig. 3-7, in some embodiments, the cable mounting rack comprises a connecting piece 200, two mounting brackets 300 and a cover plate 800 with two ends respectively connected with the mounting brackets and in a protruding arc shape, supporting seats 100 are arranged at the two ends of the connecting piece 200, at least one groove 201 for placing the cable is formed by downwards sinking the upper surface of the connecting piece 200, a splicing groove 101 is formed in the upper surface of the supporting seat 100, the mounting brackets 300 are respectively fixed on the supporting seats 100 through the splicing groove 101, and arc hooks 500 for placing the cable are arranged on the mounting brackets 300.
As shown in fig. 3 to 7, in some embodiments, the mounting bracket 300 is provided with a plugging portion 33, a fixing portion 32, and a mounting portion 31 in order from bottom to top;
the plugging part 33 of the mounting bracket 300 is matched with the plugging groove 101 on the upper surface of the supporting seat 100, and the mounting bracket 300 is fixedly connected with the supporting seat 100 through bolts;
the fixing part of the mounting bracket 300 is provided with a through hole 402, and two ends of the plugging groove on the supporting seat 100 are provided with bolt holes 102 aligned with the through hole;
the mounting portion 31 of the mounting bracket 300 is provided with mounting holes 301, and the mounting holes 301 are provided at equal intervals in the mounting portion;
the fixed end of the arc-shaped hook 500 is provided with fixing holes 501 arranged up and down, and the arc-shaped hook 500 is fixedly connected with the mounting bracket 300 through bolts 401.
In order to secure the stability of the cable mount, the mounting bracket 300 is fixed to the supporting base 100 while the groove 201 and the arc-shaped hook 500 are provided to place the cable.
The alarm device is fixed at the upper part of the side surface of the mounting bracket 300;
the lower surface of the connection member 200 has a height higher than that of the support base 100, and a space 900 for drainage is formed between the support base 100 and the lower surface of the connection member 200. And the drainage of the cable trench is facilitated.
It should be noted that, the first edge of the cover plate 800 is rotatably connected to one side edge of one support seat 100, and the second edge of the cover plate 800 is movably connected to one edge of the other support seat 100. The mounting bracket is made of extrusion-resistant and corrosion-resistant materials. Further carry out the fixed apron that sets up two installing support of connection to the cable mounting bracket.
Although the present invention has been described in detail by way of preferred embodiments with reference to the accompanying drawings, the present invention is not limited thereto. Various equivalent modifications and substitutions may be made in the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and it is intended that all such modifications and substitutions be within the scope of the present invention/be within the scope of the present invention as defined by the appended claims. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An underground cable vibration alarm device for preventing external damage is characterized by comprising a vibration sensor, an ultrasonic distance sensor and a control module;
the vibration sensor is connected with the control module;
the vibration sensor is used for detecting vibration signals during road surface excavation and transmitting the detected vibration signals to the control module;
the ultrasonic distance sensor is connected with the control module;
the ultrasonic distance sensor is used for detecting the linear distance between the metal excavation tool and the cable line and transmitting the detected distance signal to the control module;
the control module is connected with an alarm module;
the control module is used for respectively processing the received signals transmitted by the vibration sensor and the ultrasonic sensor, and when the signal detected by the vibration sensor is larger than a first threshold value and the signal detected by the ultrasonic sensor is smaller than a second threshold value, the control module sends an alarm signal to the alarm module, and meanwhile, the control module sends a short message containing positioning information to a processing terminal of a designated operation and maintenance team to remind operation and maintenance personnel of arriving at the site.
2. The underground cable vibration alarm device for preventing external damage according to claim 1, further comprising a housing, wherein the vibration sensor, the ultrasonic distance sensor and the control module are all arranged in the housing, the housing is fixed on a cable mounting rack in the cable trench through a bottom plate, and the bottom plate is provided with a mounting hole for fixing the cable mounting rack.
3. The underground cable vibration alarm device for preventing external damage according to claim 2, wherein the alarm module comprises a buzzer connected with the control module, and the buzzer is arranged at the top of the housing.
4. The underground cable vibration alarm device for preventing external damage according to claim 3, wherein a sensor connected with the control module and used for detecting the environmental information of the cable trench is also arranged in the device; a power supply module for supplying power to the device is also arranged in the shell.
5. The underground cable vibration alarm device for preventing external damage according to claim 4, wherein the front surface of the housing is provided with a display screen respectively connected with the control module and the power supply module, and the upper part of the front surface of the housing is provided with a display screen switch button connected with the control module.
6. An underground cable vibration alarm system for preventing external damage, which is characterized by comprising a cable mounting rack arranged in a cable trench, wherein the underground cable vibration alarm device for preventing external damage according to any one of claims 1-5 is fixedly arranged on the cable mounting rack; the alarm device is connected with an operation and maintenance management platform and a processing terminal;
the operation and maintenance management platform is used for receiving the detection information sent by the alarm device, processing the monitored information and displaying abnormal positioning information triggering alarm on an operation and maintenance management platform interface in real time;
and the processing terminal is used for receiving the short message which contains the positioning information and is sent by the control module.
7. The underground cable vibration alarm system for preventing external damage according to claim 6, wherein the operation and maintenance management platform is in communication connection with the processing terminal;
the operation and maintenance management platform is embedded with a real-time map, and when the received detection information of the alarm device is processed and then the trigger alarm information is judged, the position information of the designated processing terminal is acquired, and the optimal route is generated in the real-time map by combining the positioning information of the trigger alarm information and is sent to the designated processing terminal.
8. The underground cable vibration alarm system for preventing external damage according to claim 6, wherein the cable mounting rack comprises a connecting piece, two mounting brackets and a cover plate with two ends respectively connected with the mounting brackets and protruding in an arc shape, supporting seats are arranged at two ends of the connecting piece, the upper surface of the connecting piece is downwards sunken to form at least one groove for placing a cable, the upper surface of the supporting seats is provided with a splicing groove, the mounting brackets are respectively fixed on the supporting seats through the splicing grooves, and arc hooks for placing the cable are arranged on the mounting brackets.
9. The underground cable vibration alarm system for preventing external damage according to claim 8, wherein the mounting bracket is provided with a plugging part, a fixing part and a mounting part in sequence from bottom to top;
the inserting part of the mounting bracket is matched with the inserting groove on the upper surface of the supporting seat, and the mounting bracket is fixedly connected with the supporting seat through a bolt;
the fixing part of the mounting bracket is provided with a through hole, and the two ends of the splicing groove on the supporting seat are respectively provided with a bolt hole aligned with the through hole;
the mounting part of the mounting bracket is provided with mounting holes which are arranged at equal intervals on the mounting part;
the fixed end of the arc-shaped hook is provided with fixing holes which are arranged up and down, and the arc-shaped hook is fixedly connected with the mounting bracket through bolts.
10. The underground cable vibration warning system of claim 9, wherein the warning device is fixed to the upper part of the side surface of the mounting bracket;
the lower surface of the connecting piece is higher than the lower surface of the supporting seat, and a space for draining water is formed between the supporting seat and the lower surface of the connecting piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310207384.3A CN116434491A (en) | 2023-02-28 | 2023-02-28 | Underground cable vibration alarm device and system capable of preventing external damage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310207384.3A CN116434491A (en) | 2023-02-28 | 2023-02-28 | Underground cable vibration alarm device and system capable of preventing external damage |
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| CN116434491A true CN116434491A (en) | 2023-07-14 |
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| CN202310207384.3A Pending CN116434491A (en) | 2023-02-28 | 2023-02-28 | Underground cable vibration alarm device and system capable of preventing external damage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116863665A (en) * | 2023-07-25 | 2023-10-10 | 国网山东省电力公司临沭县供电公司 | Underground cable anti-dig alarm device |
-
2023
- 2023-02-28 CN CN202310207384.3A patent/CN116434491A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116863665A (en) * | 2023-07-25 | 2023-10-10 | 国网山东省电力公司临沭县供电公司 | Underground cable anti-dig alarm device |
| CN116863665B (en) * | 2023-07-25 | 2024-04-26 | 国网山东省电力公司临沭县供电公司 | Underground cable anti-dig alarm device |
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