TWI717011B - Active alarm for operating under high voltage environment - Google Patents

Abstract

This invention relates to an active alarm for operating under high voltage environment, which includes at least an electromagnetic wave warning system mounted on engineering vehicles (excavators, cranes or ladder trucks, etc.) and an observation rod located near the engineering vehicles and continuously monitoring the engineering vehicles from the far end. Said electromagnetic wave warning system can accurately detect the electromagnetic wave intensity at the highest point of the engineering vehicles, so that the monitoring personnel or construction workers can pay attention to the construction safety of the engineering vehicles at any time. Said observation rod is provided with a light interception sensing module and an instant image recognition module, in this way, the observation rod can continuously monitor the construction safety of the engineering vehicles at the remote end without any interference, achieve the triple protection effect, and completely avoid the accident.

Description

Active alarm for work in high voltage environment

The invention is an active alarm for working in a high-voltage environment, especially a composite alarm with electromagnetic wave sensors for engineering vehicles and warning observation rods.

At present, the power transmission structure of various countries is mainly transmitted by overhead. To prevent accidents caused by electric shock caused by engineering vehicles operating in a high-voltage environment due to exceeding the safety distance of the overhead line or touching the overhead line, common early warning devices such as Taiwan's new type Patent No. 348936 "Pre-warning device to prevent mobile cranes from accidentally touching high-voltage wires", which provides a mobile crane to prevent mobile cranes consisting of current collectors, amplifiers, rectifier filter circuits, start switches, wireless transmitters and wireless receiving alarms An early warning device for accidentally touching high-voltage wires. The early-warning device is set on the boom of a construction truck to continuously detect the electric field strength. When the electric field strength reaches a set value, it will trigger an early warning to prevent the crane from accidentally touching the high-voltage wires.

However, the conventional early warning device has many disadvantages as follows:

First, the greater the distance between the collector plate and the surface of the metal boom of the conventional early warning device, the stronger the electric field strength at the collector plate to improve its sensitivity, but this will hinder the crane’s activities, so it is not practical. high.

Second, for early warning equipment that has a major impact on life safety, a single detection module has a very large risk. If the detector crashes or malfunctions, it will affect the driving of the construction vehicle and the nearby construction personnel. It is very dangerous.

Third, the detector installed on the engineering vehicle is susceptible to interference or accidental damage by the electronic equipment of the engineering vehicle, which is very inconvenient in application.

For this reason, the team of inventors in this case has accumulated many years of experience in research and development and creation in the fields of electronics, electrical machinery, and machinery in order to solve the problems and shortcomings of the above-mentioned mistakenly touched high-voltage wire early warning device, and invented this case.

The purpose of the present invention is to provide a composite high-voltage electric environment operation early warning system, through the electromagnetic wave warning system installed on the engineering machinery (excavator, crane, or ladder truck, etc.), so that the monitoring personnel or construction personnel can always Pay attention to the construction safety of engineering machinery, and through an external observation rod, using light blocking technology and real-time image recognition technology, you can actively and continuously monitor the construction safety of engineering machinery at the remote end without interference, to achieve The effect of triple protection, and completely avoid accidents.

In order to achieve the foregoing objective, the active alarm for work in a high-voltage environment of the present invention at least includes an electromagnetic wave warning system and at least one observation rod. The aforementioned electromagnetic wave warning system is installed on the engineering machine. The aforementioned electromagnetic wave warning system is equipped with a first processor, at least one first electromagnetic wave sensor, and at least one first transmitter. The first processor is a signal connected to the first An electromagnetic wave sensor and a first sender perform real-time analysis and processing on the signal received from the first electromagnetic wave sensor, and then determine whether to issue an alarm to the first sender according to the set alarm threshold. The aforementioned observation rod system is erected near the engineering equipment, and continuously monitors the engineering equipment from the remote end. To be safe, the aforementioned observation rod system is provided with a second processor, a second electromagnetic wave sensor, a light blocking sensor module, an offside image sensing lens, and a second transmitter. The second processor is a signal connected to the second electromagnetic wave sensor. Sensor, light blocking sensor module, offside image sensor lens and second transmitter, and real-time signals received from the second electromagnetic wave sensor, light blocking sensor module and offside image sensor lens Analyze and process, and then determine whether to issue an alarm to the second transmitter according to the set alarm threshold.

The active alarm for working in a high-voltage environment of the present invention must be provided with a server, which is connected to the aforementioned electromagnetic wave warning system and observation pole, and can be a notebook computer, a tablet computer or a smart phone , And can be connected to the aforementioned electromagnetic wave warning system and observation rod through wired or wireless connection. The aforementioned server can store, calculate and analyze the signals detected by the aforementioned electromagnetic wave warning system and observation rod. The data is integrated to eliminate the interference factors of the detection environment as much as possible.

In the active alarm for work in a high-voltage environment of the present invention, the aforementioned photo-interruption sensor module has to be equipped with a laser light scanner with a surface projection function and a laser light sensor, so that when the engineering tool passes the laser light scan When light is projected on the surface of the device, it will produce light blocking phenomenon, so as to immediately sound an alarm. The aforementioned light blocking sensor module must also be provided with a projection line device, through which the image captured by the offside image sensing lens, when the engineering tool crosses the projection line device, will produce light blocking phenomenon, and the projection line device The projected light will project a mark on the engineering tool, and an alarm will be issued when the image recognizes the projected light on the engineering tool.

In the active alarm for work in a high-voltage environment of the present invention, the aforementioned offside image sensing lens continuously captures images and transmits them to the second processor, and uses image recognition and analysis technology to determine whether the engineering machinery has an offside phenomenon. The image recognition and analysis technology of the aforementioned offside image sensor lens The image captured by the offside image sensing lens is analyzed, and the virtual screen dividing line of the safe area, warning area and dangerous area of the image screen is found through calculation, and the virtual screen dividing line is marked on the image. When the image recognizes that the engineering machine crosses the dividing line between the safety zone and the warning zone, a line-crossing alarm will be issued. If the engineering machine continues to cross the dividing line between the warning zone and the dangerous zone, a danger alarm will be issued. An emergency signal will be issued.

1: Electromagnetic wave warning system

10: The first processor

11: The first electromagnetic wave sensor

12: The first transmitter

2: Observation rod

20: second processor

21: The second electromagnetic wave sensor

22: Light blocking sensor module

220: Laser light scanner

221: Laser light sensor

23: Offside image sensing lens

24: second transmitter

25: Rotating lifting support frame

26: Turn lifting vehicle

3: server

A: Engineering machinery

B: Virtual screen dividing line

Fig. 1 is a schematic diagram of an embodiment of the present invention.

Figure 2 is a perspective view of the electromagnetic wave warning system of the present invention.

Fig. 3 is a front view of the first embodiment of the observation rod of the present invention.

Fig. 4 is a front view of the second embodiment of the observation rod of the present invention.

Fig. 5 is a first schematic diagram of the detection state of the observation rod of the present invention.

Fig. 6 is a second schematic diagram of the detection state of the observation rod of the present invention.

In order to further understand the present invention, the best implementation of the active high-voltage operating alarm device is shown in Figures 1 to 6, at least including: an electromagnetic wave warning system 1, which is set on the engineering tool A. As shown in FIG. 2, the electromagnetic wave warning system 1 is provided with a first processor 10, at least one first electromagnetic wave sensor 11, and at least one first transmitter 12. The first processor 10 is connected to the first An electromagnetic wave sensor 11 and a first transmitter 12, and perform real-time analysis on the signal received from the first electromagnetic wave sensor 11 According to the set alarm threshold value, it is determined whether to issue an alarm to the first transmitter 12. The aforementioned first processor 10 must be equipped with a wireless signal transmission module so that the signal of the electromagnetic wave warning system 1 can be wirelessly transmitted to the server 3 Carry out warning or data storage analysis. The first electromagnetic wave sensor 11 is set at the highest point of the engineering tool A to detect electromagnetic waves at the highest point of the engineering tool A. The first transmitter 12 may be a sound transmitter, a light transmitter, or a sound and light transmitter. The transmitter depends on the use requirements. The aforementioned electromagnetic wave warning system 1 is equipped with a power supply module to supply power required by the electronic devices of the electromagnetic wave warning system 1.

At least one observation rod 2 is set up near the engineering tool A and continuously monitors the safety of the engineering tool A from the remote end. As shown in Figures 3 and 4, the aforementioned observation rod 2 is provided with a second processor 20, a second electromagnetic wave sensor 21, a light blocking sensor module 22, an offside image sensor lens 23, and a second transmitter 24. The second processor 20 is a signal connected to the aforementioned second electromagnetic wave sensor 21, the light blocking sensor module 22, the offside image sensor lens 23, and the second transmitter 24, and transmits signals from the second electromagnetic wave sensor 21, light The signal received by the blocking sensing module 22 and the offside image sensing lens 23 is analyzed and processed in real time, and then it is determined whether to issue an alarm to the second transmitter 24 according to the set alarm threshold. The aforementioned second processor 20 may be provided with a wireless signal transmission module so that all the captured signals of the observation rod 2 can be wirelessly transmitted to the server 3 for warning or data storage analysis.

The aforementioned second electromagnetic wave sensor 21 is arranged at a position above the aforementioned observation rod 2 to prevent the observation rod 2 from accidentally touching high-voltage electricity during the erection process. The photo-interruption sensing module 22 is arranged below the second electromagnetic wave sensor 21, and the photo-interruption sensing module 22 is provided with a laser light scanner 220 with a surface projection function and a laser light sensor 221. In this way, when the engineering tool A projects light across the surface of the laser light scanner 220, a light blocking phenomenon will occur. At this time, the laser light sensor 221 will immediately send a light blocking signal to the second processor 20, The second processor 20 issues an alarm to the The second transmitter 24 and the server 3 notify the operator of the engineering tool A to prevent the engineering tool A from getting closer to the electric shock area. The aforementioned light blocking sensor module 22 must also be provided with a projection line device. The image captured by the aforementioned offside image sensing lens 23 will cause light blocking when the engineering tool A crosses the projection line device. The projected light of the wire device will project a mark on the engineering tool A. Through the image recognition function, an alarm can be issued immediately to notify the operator of the engineering tool A to prevent the engineering tool A from getting closer to the electric shock area.

The offside image sensing lens 23 is set under the light blocking sensor module 22 to continuously capture images and transmit them to the second processor 20, and then perform image recognition and analysis through the second processor 20 to determine engineering tools Whether A has an offside phenomenon; or the aforementioned second processor 20 has to transmit the image taken by the aforementioned offside image sensing lens 23 to the server 3, and perform image recognition analysis through the server 3 to determine whether the engineering machine A has an offside phenomenon, When the offside phenomenon of engineering machine A is found, the signal can be issued to the second transmitter 24 for alarm, or the signal can be issued to the server 3, and then the alarm will be issued through the server 3, and the alarm signal can be synchronized It is transmitted to the first transmitter 12 of the electromagnetic wave warning system 1 or the communication equipment of the site construction personnel to send out an alarm simultaneously, as long as it is an alarm method that allows the site construction personnel to receive the alarm synchronously to avoid danger. As shown in Figures 5 and 6, the principle of image recognition and analysis of the aforementioned offside image sensor lens 23 is to analyze the frame captured by the offside image sensor lens 23, and calculate the safe area and warning of the image frame. The virtual screen dividing line B between the area and the dangerous area, and marking the virtual screen dividing line B on the image. When the image recognizes that the engineering tool A crosses the dividing line between the safe area and the warning area, a cross-line alarm will be issued. If the engineering tool A continues to cross the dividing line between the warning zone and the danger zone, a danger alarm will be issued. At this time, the server 3 will send an emergency signal to activate the automatic power-off system or automatic flameout system to avoid the occurrence of the engineering tool A Risk of electric shock.

The aforementioned second transmitter 24 may be set at the topmost position or any position of the observation pole 2, as long as it is a position that can be easily observed by the on-site workers; the aforementioned second transmitter 24 may be a sound transmitter and a light transmitter The device or the acousto-optic transmitter depends on the use requirements; the aforementioned observation pole 2 is equipped with a power supply module to supply the power required by the electronic devices of the observation pole 2. A rotating lifting support frame 25 (as shown in FIG. 3) or a rotating lifting carrier 26 (as shown in FIG. 4) should be provided under the aforementioned observation rod 2 to facilitate the erection and arrangement of the observation rod 2 by the field operators.

The server 3 is connected to the aforementioned electromagnetic wave warning system 1 and observation pole 2 (as shown in Figure 1). The server can be a laptop, tablet or smart phone, and can be connected via wired or wireless Signal connection with the aforementioned electromagnetic wave warning system 1 and observation pole 2 is convenient for on-site monitoring personnel to pay attention to the status of on-site operations at any time. The aforementioned server 3 can store, calculate and analyze the signals detected by the aforementioned electromagnetic wave warning system 1 and the observation pole 2, and integrate the data of big data to eliminate as much as possible the interference factors of the detection environment, such as when operating When there are many birds in the environment or when there is heavy smoke and dust, the false alarms from the light blocking sensor module 22 and the offside image sensor lens 23 should be turned off in a timely manner to avoid the on-site workers from panic; or when offside When there are many flying flags or moving objects on the screen shot by the image sensing lens 23, the shooting position should be changed or the interference object should be removed in time to avoid misjudgment by the image recognition function.

In this way, the active alarm for work in a high-voltage environment of the present invention, through the electromagnetic wave warning system 1 installed on the engineering machine A, allows the monitoring personnel or construction personnel to pay attention to the construction safety of the engineering machine at any time, and is supplemented by an observation rod 2 Light blocking sensing technology and offside image real-time identification technology, you can actively and continuously monitor the construction safety of engineering equipment at the remote end without any interference, achieving the effect of triple protection, even if there is any monitoring instrument Failure, it will not affect the livelihood of on-site workers Life is safe, and the monitoring instruments can mutually confirm whether the operation is normal, so as to completely avoid accidents. This is a component of this case.

The foregoing embodiments or drawings do not limit the aspect or usage of the present invention. Any appropriate changes or modifications by those with ordinary knowledge in the relevant technical field should be regarded as not departing from the patent scope of the present invention.

1: Electromagnetic wave warning system

10: The first processor

11: The first electromagnetic wave sensor

12: The first transmitter

2: Observation rod

3: server

A: Engineering machinery

Claims (10)

An active alarm for work in a high-voltage environment, at least comprising: an electromagnetic wave warning system, which is arranged on engineering equipment, and the aforementioned electromagnetic wave warning system is provided with a first processor, at least one first electromagnetic wave sensor, and at least one The first transmitter, the first processor connects the first electromagnetic wave sensor and the first transmitter with a signal, and performs real-time analysis and processing of the signal received from the first electromagnetic wave sensor, and then performs real-time analysis and processing according to the set The alarm threshold is used to determine whether to issue an alarm to the first transmitter. The aforementioned first electromagnetic wave sensor is set at the highest point of the engineering tool to detect electromagnetic waves at the highest point of the engineering tool; at least one observation rod, It is installed near the engineering equipment and continuously monitors the safety of the engineering equipment from the remote end. The aforementioned observation rod system is equipped with a second processor, a second electromagnetic wave sensor, a light blocking sensor module, an offside image sensor lens and a second A transmitter, the second processor is a signal connected to the second electromagnetic wave sensor, the photo-interruption sensor module, the offside image sensing lens, and the second transmitter, and is connected to the second electromagnetic wave sensor and the photo-interrupter. The signal received by the sensor module and the offside image sensing lens is analyzed and processed in real time, and then it is determined whether to issue an alarm to the second transmitter according to the set alarm threshold. An active alarm for work in a high-voltage environment, at least comprising: an electromagnetic wave warning system, which is arranged on engineering equipment, and the aforementioned electromagnetic wave warning system is provided with a first processor, at least one first electromagnetic wave sensor, and at least one The first transmitter, the first processor connects the first electromagnetic wave sensor and the first transmitter with a signal, and performs real-time analysis and processing of the signal received from the first electromagnetic wave sensor, and then performs real-time analysis and processing according to the set The alarm threshold is used to determine whether to issue an alarm to the first transmitter. The aforementioned first electromagnetic wave sensor is set at the highest point of the engineering tool to detect electromagnetic waves at the highest point of the engineering tool; at least one observation rod, Set up near the engineering equipment, and continuously monitor the engineering equipment from the remote To be safe, the aforementioned observation rod system is provided with a second processor, a second electromagnetic wave sensor, a light blocking sensor module, an offside image sensing lens, and a second transmitter. The second processor is a signal connected to the second electromagnetic wave sensor. Sensor, light blocking sensor module, offside image sensor lens and second transmitter, and real-time signals received from the second electromagnetic wave sensor, light blocking sensor module and offside image sensor lens Analyze and process, and then determine whether to issue an alarm to the second transmitter according to the set alarm threshold; the server is connected to the aforementioned electromagnetic wave warning system and observation rod, and the aforementioned server can connect the aforementioned electromagnetic wave warning system with the observation rod. The signal detected by the rod is stored, calculated and analyzed. According to the active working alarm in the high-voltage environment described in item 1 or 2 of the scope of patent application, the second electromagnetic wave sensor is arranged above the observation rod. According to the active alarm for working in a high-voltage electric environment according to item 1 or 2 of the scope of patent application, the aforementioned light blocking sensor module is equipped with a laser light scanner with a surface projection function and a laser light sensor In this way, when the engineering machinery projects light across the surface of the laser light scanner, it will produce light blocking phenomenon, so as to give an immediate alarm. According to the active alarm for working in a high-voltage environment according to item 1 or 2 of the scope of patent application, the aforementioned light blocking sensor module is equipped with a projection line device, and the image captured by the aforementioned offside image sensor lens is provided. When an engineering tool crosses the projection line device, light blocking will occur, and the projection light of the projection line device will project a mark on the engineering tool, and it will be emitted when the image recognizes that the engineering tool has a projection light alarm. According to the active alarm for working in a high-voltage environment as described in item 1 or 2 of the scope of patent application, the aforementioned offside image sensing lens continuously captures images and transmits them to the second processor, and uses image recognition and analysis technology to determine Whether there is an offside phenomenon on engineering machinery. According to the active alarm for working in a high-voltage electric environment as described in item 6 of the scope of patent application, the image recognition and analysis technology of the aforementioned offside image sensor lens is to analyze the picture taken by the offside image sensor lens, and through Calculate to find the virtual screen dividing line of the safe zone, warning zone and dangerous zone of the image screen, and mark the dividing line of the virtual screen on the image, when the image recognizes that the engineering machine crosses the dividing line between the safe zone and the warning zone If the machine continuously crosses the dividing line between the warning area and the dangerous area, a danger alarm will be issued. According to the active high-voltage electric environment work alarm described in item 1 or 2 of the scope of patent application, a rotating lifting support frame is arranged under the aforementioned observation rod. According to the active high-voltage electric environment operation alarm described in item 1 or 2 of the scope of patent application, a rotating lifting carrier is set below the observation rod. According to the active alarm device described in item 1 or 2 of the scope of patent application, the first and second alarms may be sound alarms, light alarms or sound and light alarms.

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