阅读说明：本技术 一种电缆沟内防外物入侵监测警告装置 (Prevent foreign object invasion monitoring and warning device in cable pit ) 是由 黄雄 林少佳 陈锐忠 金韦辰 宋平平 于 2021-06-24 设计创作，主要内容包括：本发明提供一种电缆沟内防外物入侵监测警告装置,所述装置包括主控单片机、支撑机构,监测机构、警告组件、电脑控制台和通讯模块,所述主控单片机通过通讯模块与电脑控制台建立通讯连接,所述支撑机构包括第一支撑板、第二支撑板和弹簧,所述弹簧一端设置在第一支撑板上,另外一端设置在第二支撑板上,所述第一支撑板与第二支撑板铰链接并且形成L型支撑架,所述L型支撑架设置在电缆沟内用于支撑电缆,所述监测机构包括与主控单片机电连接的红外发射器和红外接收器,所述红外发射器和红外接收器分别设置在相邻L型支撑架上,所述警告组件包括与主控单片机电连接的声光提示器。该装置可以对入侵电缆沟的动物进行监测并且进行声光警示。(The invention provides a monitoring and warning device for preventing foreign objects from invading in a cable trench, which comprises a main control singlechip, a supporting mechanism, a monitoring mechanism, a warning component, a computer console and a communication module, the main control singlechip is in communication connection with the computer console through the communication module, the supporting mechanism comprises a first supporting plate, a second supporting plate and a spring, one end of the spring is arranged on the first supporting plate, the other end is arranged on a second supporting plate, the first supporting plate is hinged with the second supporting plate to form an L-shaped supporting frame, the L-shaped support frame is arranged in the cable trench and used for supporting a cable, the monitoring mechanism comprises an infrared emitter and an infrared receiver which are electrically connected with the master control singlechip, the infrared transmitter and the infrared receiver are respectively arranged on the adjacent L-shaped supporting frames, and the warning assembly comprises an acousto-optic prompter which is electrically connected with the master control single chip microcomputer. The device can monitor and carry out acousto-optic warning to the animal of invasion cable pit.)

1. A monitoring and warning device for preventing foreign objects from invading in a cable trench is characterized by comprising a main control singlechip, a supporting mechanism, a monitoring mechanism, a warning component, a computer console and a communication module, the main control singlechip is in communication connection with the computer console through the communication module, the supporting mechanism comprises a first supporting plate, a second supporting plate and a spring, one end of the spring is arranged on the first supporting plate, the other end is arranged on a second supporting plate, the first supporting plate is hinged with the second supporting plate to form an L-shaped supporting frame, the L-shaped support frame is arranged in the cable trench and used for supporting a cable, the monitoring mechanism comprises an infrared emitter and an infrared receiver which are electrically connected with the master control singlechip, the infrared transmitter and the infrared receiver are respectively arranged on the adjacent L-shaped supporting frames, and the warning assembly comprises an acousto-optic prompter which is electrically connected with the master control single chip microcomputer.

2. The device of claim 1, wherein the monitoring mechanism further comprises a hall sensor electrically connected to the main control single chip, the hall sensor is disposed on the cable in the cable trench and used for detecting the current of the cable.

3. The device for monitoring and warning the invasion of foreign objects in the cable duct according to claim 1, comprising a driving device, wherein the driving device comprises a fixing plate, a U-shaped support frame, a sliding block, a sliding rail and a smell bottle, the U-shaped support frame is arranged on the fixing plate, the sliding rail is arranged on the U-shaped support frame, the sliding block is arranged on the sliding rail in a sliding manner, the smell bottle is arranged in a U-shaped groove formed by the fixing plate and the U-shaped support frame, and a press switch is arranged above the smell bottle.

4. The device of claim 3, wherein the second support plate is fixedly connected to the sliding block, and the second support plate is used for pressing a push switch on the odor bottle.

5. The device for monitoring and warning the invasion of foreign objects in the cable trench according to claim 4, comprising an electric push rod electrically connected with the master control singlechip, wherein the fixed end of the electric push rod is arranged on the second support plate, and the movable end of the electric push rod is aligned with the press switch.

6. The device for monitoring and warning of invasion of foreign objects in a cable trench according to claim 1, comprising a gas detection assembly, wherein the gas detection assembly comprises a methane sensor and a carbon dioxide sensor which are respectively electrically connected with a master control single chip microcomputer, and the methane sensor and the carbon dioxide sensor are both arranged on an L-shaped support frame.

7. The device of claim 1, wherein the monitoring mechanism further comprises a titanium alloy mesh plate and an oscillator, the titanium alloy mesh plate is disposed in the cable trench at intervals, and the oscillator is used for detecting a capacitance field signal formed between the titanium alloy mesh plates.

8. The device of claim 7, wherein the computer console comprises a modeling module and a determining module, the modeling module is used for modeling the detected capacitive field signal from the oscillator, the determining module is used for determining whether the detected capacitive field signal is an intrusion signal, and the computer console is used for sending a warning instruction according to the determination result of the determining module.

9. The device for monitoring and warning the invasion of foreign objects in the cable trench according to claim 1, comprising a positioning module, wherein the positioning module comprises a GPS positioner electrically connected with the master control single chip microcomputer, and the GPS positioner is arranged on the L-shaped support frame.

Technical Field

The invention relates to the technical field of cable trench intrusion monitoring and warning, in particular to a foreign object intrusion prevention monitoring and warning device in a cable trench.

Background

The cable is an important component of a power grid and needs to keep the highest operation reliability, the cable is sometimes laid in a special underground cable trench, the cable is protected, later-stage maintenance and management are facilitated, invasion of small animals or even a pit phenomenon often occurs in the cable trench, the destructive power of mice is strong, the cable can be bitten and damaged to control the cable, the protection circuit is rejected or misoperated, the cable with low protection capability often penetrates through fire-proof mud, and the cable enters a high-voltage switch cabinet to cause short-circuit tripping. And other small animals in long strip shapes such as tigers and snakes enter the electrical equipment to easily cause discharge, so that arc short circuit and large-area power failure accidents occur.

The current intrusion monitoring and warning device mainly depends on manual handheld monitoring equipment to perform patrol to find small animals, and the cable trench inspection needs to uncover a heavy cement cover plate, so that the problems of high labor consumption, low efficiency and untimely discovery after the small animals invade exist, and the problem that some lawbreakers illegally enter the hoistway to steal various wires exists.

Disclosure of Invention

Therefore, the present invention is directed to a monitoring and warning device for preventing the intrusion of foreign objects in a cable trench, so as to solve at least the above problems.

The invention provides a monitoring and warning device for preventing foreign objects from invading in a cable trench, which comprises a main control singlechip, a supporting mechanism, a monitoring mechanism, a warning component, a computer console and a communication module, the main control singlechip is in communication connection with the computer console through the communication module, the supporting mechanism comprises a first supporting plate, a second supporting plate and a spring, one end of the spring is arranged on the first supporting plate, the other end is arranged on a second supporting plate, the first supporting plate is hinged with the second supporting plate to form an L-shaped supporting frame, the L-shaped support frame is arranged in the cable trench and used for supporting a cable, the monitoring mechanism comprises an infrared emitter and an infrared receiver which are electrically connected with the master control singlechip, the infrared transmitter and the infrared receiver are respectively arranged on the adjacent L-shaped supporting frames, and the warning assembly comprises an acousto-optic prompter which is electrically connected with the master control single chip microcomputer.

Furthermore, the monitoring mechanism further comprises a Hall sensor electrically connected with the master control single chip microcomputer, and the Hall sensor is arranged on a cable in the cable trench and used for detecting the current of the cable.

Further, including driving the device, driving the device and including fixed plate, U type support frame, slider, slide rail and smell bottle, U type support frame sets up on the fixed plate, the slide rail sets up on U type support frame, the slider slides and sets up on the slide rail, the smell bottle sets up at the U type inslot that fixed plate and U type support frame formed, smell bottle top is equipped with press switch.

Furthermore, the second support plate is fixedly connected with the sliding block and used for pressing a press switch on the odor bottle.

Further, including the electric putter that is connected with master control singlechip electricity, electric putter's stiff end sets up in the second backup pad, removes the end and aims at push switch.

Further, including gaseous determine module, gaseous determine module is including the methane sensor and the carbon dioxide sensor of being connected with the main control singlechip electricity respectively, methane sensor and carbon dioxide sensor all set up on L type support frame.

Furthermore, the monitoring mechanism further comprises titanium alloy mesh plates and an oscillator, wherein the titanium alloy mesh plates are arranged in the cable trench at intervals, and the oscillator is used for detecting capacitance field signals formed between the titanium alloy mesh plates.

Further, the computer console comprises a modeling module and a judging module, the modeling module is used for modeling the detected capacitance field signal from the oscillator, the judging module is used for judging whether the detected capacitance field signal is an intrusion signal, and the computer console is used for sending a warning instruction according to the judging result of the judging module.

Furthermore, the positioning device comprises a positioning module, wherein the positioning module comprises a GPS positioner electrically connected with the master control single chip microcomputer, and the GPS positioner is arranged on the L-shaped support frame.

Compared with the prior art, the invention has the beneficial effects that:

the invention provides a monitoring and warning device for preventing invasion of foreign objects in a cable trench, an L-shaped support frame formed by a first support plate and a second support plate can be used for placing a cable, the L-shaped support frame is arranged in the cable trench and has a certain height, can effectively prevent partial animals from climbing the cable and being damaged by accumulated water, can enable the cable to be in a straight state, is beneficial to an infrared receiver to receive signals of an infrared transmitter, when the animals invade the cable on the cable trench, infrared light emitted by the infrared transmitter is blocked by the animals, and further the infrared receiver cannot receive the infrared light from the infrared transmitter, a master control single chip microcomputer sends a signal instruction to an acousto-optic prompter, the acousto-optic prompter carries out acousto-optic expelling of the invaded animals, and the master control single chip microcomputer sends animal invasion warning signals to a computer control console through a communication module, and the operation and maintenance staff can perform corresponding maintenance according to the warning. The device can reduce the intensity of labour who reduces fortune dimension staff, improves work efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is apparent that the drawings in the following description are only preferred embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive efforts.

Fig. 1 is a schematic overall structural diagram of a device for monitoring and warning against intrusion of foreign objects into a cable trench according to an embodiment of the present invention.

Fig. 2 is a schematic circuit diagram of a device for monitoring and warning against intrusion of foreign objects into a cable trench according to an embodiment of the present invention.

In the figure, 1 is a main control single chip microcomputer, 2 is a communication module, 3 is a computer console, 4 is an infrared emitter, 5 is an infrared receiver, 6 is an acousto-optic prompter, 7 is a Hall sensor, 8 is an electric push rod, 9 is a methane sensor, 10 is an oscillator, 11 is a GPS positioner, 12 is a carbon dioxide sensor, 13 is a second supporting plate, 14 is a titanium alloy mesh plate, 15 is a cable channel, 16 is a spring, 17 is a fixing plate, 18 is a press switch, 19 is a sliding block, 20 is a sliding rail, 21 is a cable, 22 is a first supporting plate, and 23 is a U-shaped supporting frame.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, the illustrated embodiments are provided to illustrate the invention and not to limit the scope of the invention.

Referring to fig. 1 and 2, the invention provides a foreign object intrusion prevention monitoring and warning device in a cable trench 15, the device comprises a main control single chip microcomputer 1, a supporting mechanism, a monitoring mechanism, a warning component, a computer console 3 and a communication module 2, the main control single chip microcomputer 1 is in communication connection with the computer console 3 through the communication module 2, the supporting mechanism comprises a first supporting plate 22, a second supporting plate 13 and a spring 16, one end of the spring 16 is arranged on the first supporting plate 22, the other end of the spring is arranged on the second supporting plate 13, the first supporting plate 22 is hinged with the second supporting plate 13 to form an L-shaped supporting frame, the L-shaped supporting frame is arranged in the cable trench 15 and used for supporting a cable 21, the monitoring mechanism comprises an infrared emitter 4 and an infrared receiver 5 which are electrically connected with the main control single chip microcomputer 1, the infrared emitter 4 and the infrared receiver 5 are respectively arranged on the adjacent L-shaped supporting frames, the warning component comprises an acousto-optic prompter 6 electrically connected with the main control singlechip 1.

Illustratively, an L-shaped support frame formed by the first support plate 22 and the second support plate 13 can be used for placing the cable 21, the L-shaped support frame is disposed in the cable trench 15 and has a certain height, so as to effectively prevent a part of animals from climbing the cable 21 and being damaged by accumulated water on the cable 21, the L-shaped support frame can enable the cable 21 to be in a straight state, so as to facilitate the infrared receiver 5 to receive signals of the infrared emitter 4, when an animal invades into the cable 21 on the cable trench 15, infrared light emitted by the infrared emitter 4 is blocked by the animal, and the infrared receiver 5 cannot receive infrared light from the infrared emitter 4, the main control single chip microcomputer 1 sends a signal instruction to the acousto-optic prompter 6, the acousto-optic prompter 6 conducts the invasion of the animal with the acousto-optic impelling, and the main control single chip microcomputer 1 sends an animal invasion warning signal to the computer control console 3 through the communication module 2, and the operation and maintenance staff can perform corresponding maintenance according to the warning.

Monitoring mechanism still includes the hall sensor 7 of being connected with master control singlechip 1 electricity, hall sensor 7 sets up on the cable 21 in cable pit 15 and is used for detecting the electric current of cable 21, when hall sensor 7 detects the electric current change of cable 21, when the electric current change reaches the threshold value promptly, explain that cable 21 suffers destruction, fortune dimension staff can carry out fault location according to orientation module's GPS locator 11, thereby discover the fault point, and then fortune dimension staff can salvage cable 21 fast, guarantee the even running of cable 21 electric power, the settlement of threshold value is set for by fortune dimension staff according to actual demand.

The embodiment further comprises a driving device, the driving device comprises a fixing plate 17, a U-shaped support frame 23, a slider 19, a slide rail 21 and a scent bottle, the U-shaped support frame 23 is disposed on the fixing plate 17, the slide rail 21 is disposed on the U-shaped support frame 23, the slider 19 is slidably disposed on the slide rail 21, the scent bottle is disposed in a U-shaped groove formed by the fixing plate 17 and the U-shaped support frame 23, a press switch 18 is disposed above the scent bottle, the second support plate 13 is fixedly connected with the slider 19, the second support plate 13 is used for pressing the press switch 18 on the scent bottle, illustratively, when an invading animal stands on the cable 21, the pressure of the animal presses the second support plate 13 downwards towards the fixing plate 17, the second support plate 13 moves towards the fixing plate direction along the slide rail 21 under the sliding of the slider 19, so that the second support plate 13 presses the press switch 18 on the scent bottle, the odor bottle can spray special gas to drive invading animals, the problem that the animals damage the cable 21 can be avoided by driving, and the odor bottle can be filled with gas which is common in the market and used for driving the animals.

This embodiment still includes the electric putter 8 of being connected with master control singlechip 1 electricity, electric putter 8's stiff end sets up on second backup pad 13, removes the end and aims at push switch 18, and when the pressure of animal was not enough with second backup pad 13 down pushing down, master control singlechip 1 can send signal command for electric putter 8, and electric putter 8's removal end is aimed at push switch 18 and is pressed, and the gaseous invasion animal of driving away of smell bottle release.

The monitoring mechanism further comprises titanium alloy mesh plates 14 and an oscillator 10, the titanium alloy mesh plates 14 are arranged in the cable trench 15 at intervals, the oscillator 10 is used for detecting capacitance field signals formed between the titanium alloy mesh plates 14, a storage battery is electrified between the titanium alloy mesh plates to form a capacitance field, the computer console 3 comprises a modeling module and a judging module, the modeling module is used for modeling the detected capacitance field signals from the oscillator 10, the judging module is used for judging whether the detected capacitance field signals are intrusion signals or not, the computer console 3 is used for sending warning instructions according to the judging result of the judging module, exemplarily, electric signals of different intruders are different, such as mice, insects, snakes and the like are dynamic, the triggering signals are dynamic triggering signals, and water immersion, dust deposition and the like are gradual, The oscillator 10 detects different capacitance signals and inputs the signals into the modeling module, and the judgment module classifies the intrusion signals, namely the excessive intrusion signals, the cable 21 is maintained in an acousto-optic or odor driving mode, and if the signals are gradual long-term stable signals, the operation and maintenance staff carries out manual treatment, for example, accumulated water caused by blockage in the cable trench 15 can be dredged manually to drain water, so that the stable operation of the cable 21 is guaranteed. The device has made things convenient for the evaluation of fortune dimension personnel to cable 21 to handle through confirming different invasion signals to fortune dimension staff can be quick carry out the elimination of hidden danger.

This embodiment still includes gaseous determine module, gaseous determine module is including the methane sensor 9 and the carbon dioxide sensor 12 of being connected with master control singlechip 1 electricity respectively, methane sensor 9 and carbon dioxide sensor 12 all set up on L type support frame, and cable pit 15 is built underground, if not ventilate for a long time, the danger of marsh gas explosion can take place, when methane sensor 9 and carbon dioxide sensor 12 detected methane concentration and carbon dioxide concentration in cable pit 15 and exceeded the default, then master control singlechip 1 sends early warning signal for computer control platform 3, the operation and maintenance staff can open the apron according to early warning signal, this threshold value of concentration that reduces methane and carbon dioxide is independently set for by the operation and maintenance staff according to actual demand.

This embodiment includes orientation module, orientation module includes and is connected GPS locator 11 with main control singlechip 1 electricity, GPS locator 11 sets up on L type support frame, and GPS locator 11 can help fortune dimension staff to find the cable 21 fault point fast, improves cable 21 maintenance efficiency.

In the above embodiment, the infrared transmitter 4, the infrared receiver 5, the acousto-optic prompter 6, the hall sensor 7, the electric push rod 8, the oscillator 10 and the GPS locator 11 may all be of existing models known to those skilled in the art; the main control singlechip 1 can adopt an STM32 singlechip; the carbon dioxide sensor 12 can adopt a COZIR-W model, and the methane sensor 9 can adopt an S509 model; the communication module 27 can adopt GPRS, WiFi or other existing models of communication modules 2, and the computer console 3 is a computer or a server.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.