CN205264004U - Nearly electric early warning device of high -voltage line - Google Patents

Abstract

The embodiment of the utility model discloses a high-voltage line near-electricity warning device, including an information collector, the information collector includes an electric field signal detection sensor and a displacement sensor; a calculator, and the calculator is electrically connected to the information collector; a controller, and the controller is connected to the information collector. The calculator is electrically connected; the alarm is electrically connected to the controller; the wireless communicator is electrically connected to the controller. The information collector is used to collect the electric field strength and displacement information of the environment where the construction workers are, and then the calculator judges whether the construction workers are in the dangerous range through calculation. If they are in the dangerous range, the controller controls the alarm to send an alarm signal and controls the wireless communicator. Transfer the information to the control center. The device has strong anti-interference performance, is simple and convenient to use, and has high early warning accuracy.

Description

A high-voltage line near-electricity warning device

technical field

The utility model relates to the technical field of electric power safety, in particular to a high-voltage line near-electricity early warning device.

Background technique

With the development of society, the development of all walks of life is increasingly dependent on stable power supply. Safe and reliable power supply is of great significance to ensuring social stability and promoting economic development. The primary task in the process of various power project construction and equipment maintenance. The construction and maintenance of transmission lines and equipment is an important link in the supply of stable power. Damage to transmission lines or equipment often means that the power supply in a certain area is interrupted. Therefore, the safe operation of transmission lines and equipment is inseparable from the maintenance of electric workers. Electric workers often need to maintain and repair some electric facilities at the risk of being shocked by high voltage, which has made great contributions to the construction and normal operation of the power grid.

In the prior art, the guarantee of the safety of the power construction site basically rests on formulating effective safety management regulations and emergency measures, or providing safety education to construction personnel. In addition, in the prior art, there is a device that manually adjusts the voltage level of the environment where the construction personnel are currently located, and then judges whether the construction personnel exceed the safety distance according to the detected electric field strength. It can guarantee the safety of construction workers.

However, the early warning devices provided in the prior art need to rely on manpower to set the voltage level, and the voltage level can only be judged by human experience, which makes the warning accuracy and reliability of the early warning device low, and is extremely inconvenient to use.

Utility model content

An embodiment of the utility model provides a high-voltage line near-electricity early warning device to solve the problem of low early warning reliability in the prior art.

In order to solve the above technical problems, the embodiment of the utility model discloses the following technical solutions:

The utility model discloses a high-voltage line near-electricity warning device, which comprises:

An information collector, the information collector includes an electric field signal detection sensor and a displacement sensor;

a calculator, the calculator is electrically connected to the information collector;

a controller, the controller is electrically connected to the calculator;

an alarm, the alarm is electrically connected to the controller;

A wireless communicator, the wireless communicator is electrically connected to the controller.

Preferably, the early warning device further includes a positioning sensor and an attitude sensor, the positioning sensor is electrically connected to the controller, and the attitude sensor is electrically connected to the controller.

Preferably, the warning device further includes: an output and a display, and the output and display are electrically connected to the controller.

Preferably, the early warning device further includes: a power supply and a power circuit converter, the power circuit converter is electrically connected to the power supply, and the power supply supplies power to the early warning device.

Preferably, the early warning device further includes an expansion interface, and the expansion interface is provided on the controller.

It can be seen from the above technical scheme that the early warning device provided by the utility model measures the electric field strength and displacement distance of the construction personnel's environment through the electric field signal detection sensor and the displacement sensor, and then the calculator calculates the construction personnel's environment through a certain method. The voltage level of the high-voltage line is used to determine whether the construction personnel are in the dangerous range. If they are in the dangerous range, the controller controls the alarm to send out an alarm signal. The device also includes a wireless communicator, which can send alarm information to the control center, and the control center stores the received information and launches corresponding rescue activities.

The controller of the early warning device is also provided with an expansion interface, which can be used to connect other sensors, obtain other data information, and transmit the information data to the control center through the wireless communicator. The device has strong anti-interference performance, is simple and convenient to use, has high early warning accuracy and is easy to carry.

It should be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present invention.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, for those of ordinary skill in the art In other words, other drawings can also be obtained from these drawings under the premise of not paying creative work.

Figure 1 is a schematic structural diagram of a high-voltage line near-electricity warning device provided by an embodiment of the present invention;

In Figure 1, the symbols represent:

1-electric field signal detection sensor, 2-displacement sensor, 3-calculator, 4-alarm, 5-wireless communicator, 6-output and display, 7-expansion interface, 8-controller, 9-positioning sensor, 10 -Attitude sensor.

detailed description

The embodiment of the utility model provides a high-voltage line near-electricity early warning device. In order to enable those skilled in the art to better understand the technical solutions in the utility model, the utility model will be implemented in conjunction with the accompanying drawings in the utility model embodiment below. The technical solutions in the examples are clearly and completely described. Obviously, the described embodiments are only some of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

In order to enable those skilled in the art to better understand the solution of the utility model, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments.

Referring to FIG. 1 , it is a schematic structural diagram of a high-voltage line near-electricity warning device provided by an embodiment of the present invention.

The early warning device provided by this embodiment includes an information collector, wherein the information collector includes an electric field signal detection sensor 1 and a displacement sensor 2, and the electric field signal detection sensor 1 is used to detect the electric field strength of the construction personnel at the current position after a certain displacement. The electric field signal detection sensor 1 provided by the example is a rod-type linear antenna in the power frequency electric field signal detection sensor 1, but it should not be used as the limitation of the protection scope of the present invention, and those skilled in the art can choose other sensors according to the actual situation. All should fall into the protection scope of the present utility model.

And the displacement sensor 2 is mainly used to detect the displacement distance of the construction personnel. In the present embodiment, the displacement sensor 2 selects a miniature accelerometer, but it should not be used as the limitation of the protection scope of the present invention. Those skilled in the art can select other according to the actual situation. The displacement sensors 2 should fall into the protection scope of the present utility model.

The early warning device provided by this embodiment also includes a calculator 3 and a controller 8, wherein the information collector is connected with the calculator 3, and the calculator 3 is connected with the controller 8, and the information collector collects the displacement information and the current position of the displacement. After the electric field strength, the measured displacement information and electric field strength are sent to the calculator 3, and the calculator 3 determines the high-voltage line voltage level of the environment where the construction workers are located through calculation and comparison, and compares the measured electric field strength with the safety Electric field strength, if the measured electric field strength is greater than or equal to the safe electric field strength, it means that construction workers enter the dangerous area and there is a risk of electric shock. At this time, the calculator 3 inputs the comparison result of the measured electric field strength and the safe electric field strength to the controller 8, and the controller 8 judges whether to issue an early warning message. After the controller 8 calculates the result, the measured electric field intensity detected by the electric field signal detection sensor 1 , the displacement distance detected by the displacement sensor 2 and the result calculated by the calculator 3 are all displayed on the output and the display 6 .

When the measured electric field intensity is greater than or equal to the safe electric field intensity, the controller 8 controls the alarm 4 to alarm, the alarm 4 is connected to the controller 8, and the controller 8 is used to control whether the alarm 4 alarms. Alarm 4 is set to sound and light alarm 4, and sound and light alarm 4 can send sound and light alarm signal simultaneously, reminds construction personnel to be in dangerous area, informs construction personnel to push out danger zone in time, guarantees the safety of construction personnel. The sound and light warning provided by the sound and light alarm 4 is to improve the reliability of the system, prevent workers from ignoring certain warning information under complex environmental conditions, and ensure that workers can be informed in time when they enter the dangerous area to the greatest extent. and return.

In addition, when the controller 8 receives the judgment result, it sends the early warning signal to the wireless communicator 5 at the same time, and sends the early warning information to the control center through the wireless communicator 5. The early warning information includes the measured electric field strength and the high voltage line voltage where the construction workers are located. Level, when the wireless communicator 5 sends the warning information to the control center, the output and the display 6 correspondingly show the measured electric field strength and the high-voltage line voltage level where the construction workers are. After the control center receives the information, it will store it on the one hand, and on the other hand, it will help the control center to keep abreast of the environment and working status of the construction personnel. When the construction personnel are in a dangerous state, the control center can also promptly notify the construction personnel to stay away from the dangerous area Or send rescuers to carry out rescue work.

The early warning device provided by the present embodiment also includes a positioning sensor 9 and an attitude sensor 10, the positioning sensor 9 and the attitude sensor 10 are electrically connected to the controller 8 respectively, wherein the positioning sensor 9 is used to obtain the geographic location of the construction personnel in real time, and the attitude sensor 10 is used for Obtain the posture of construction workers in real time. When the control center receives the alarm information transmitted by the controller 8, the controller 8 will also transmit the geographical location of the construction personnel to the control center, and the control center can carry out rescue operations according to the location of the construction personnel, and the control center can also know in real time The environmental geographic location information and working status described by the construction personnel, and the electric field intensity information of different geographic locations are recorded. The posture sensor 10 sends the posture information obtained by the construction personnel to the controller 8, and the controller 8 sends the posture information to the control center. The posture sensor 10 here mainly detects whether the construction personnel has fallen. After the controller 8 receives the posture information Confirm whether the construction personnel are in a dangerous state. For example, the posture of the construction personnel received by the controller 8 is in a falling state for a long time, indicating that the construction personnel have encountered a dangerous situation at this time. Sent to the control center, the early warning signal reminds the surrounding staff to rescue the construction workers in time, and the control center can also send additional personnel in time to carry out rescue work according to the received geographical location information.

The alarm device provided in this embodiment also includes a power supply and a power circuit converter, the power supply is used to provide direct current for the warning device, and the power circuit converter is used to convert 220V alternating current into direct current and charge the power supply.

In addition, the controller 8 is also provided with an expansion interface 7, which mainly includes serial ports, network ports or other communication interfaces. The expansion interface 7 can be used to add other sensors to the early warning device, and transmit other measured data to the control center.

It can be seen from the above-mentioned embodiments that when construction workers are working on site, the early warning device will transmit information such as the geographical location, electric field strength, high-voltage line voltage level, and working status of the construction workers to the controller 8 in real time, and the controller 8 communicates via wireless communication. The controller 5 transmits the information to the control center, and displays the information through the output and the display 6. The control center acquires and stores the received geographical location, electric field strength, high-voltage line voltage level and working status information in real time. In addition, the controller 8 controls the The received data is processed and judged. If it is judged as early warning information, then the control alarm 4 sends an alarm signal, and the alarm information is also sent to the control center at the same time. The alarm 4 reminds the construction personnel to enter the dangerous area and also reminds the surrounding The construction personnel are in a dangerous state at this time, so that they can rescue the construction personnel in time. When the control center receives the early warning signal, it can contact and remind the construction personnel to exit the dangerous area in time, which improves the reliability of the early warning device and the construction personnel. security. In addition, the device has strong stability in use, strong anti-interference performance, and simple and convenient use.

It should be noted that in this article, relative terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply these No such actual relationship or order exists between entities or operations. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or apparatus. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above descriptions are only specific implementation methods of the present utility model, so that those skilled in the art can understand or realize the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. the nearly electric prior-warning device of high-voltage line, is characterized in that, comprising:

Information acquisition device, described information acquisition device comprises electric field signal detecting sensor (1) and displacement transducer (2);

Calculator (3), described calculator (3) is electrically connected with described information acquisition device;

Controller (8), described controller (8) is electrically connected with described calculator (3);

Alarm (4), described alarm (4) is electrically connected with described controller (8);

Wireless communicator (5), described wireless communicator (5) is electrically connected with described controller (8).

2. the nearly electric prior-warning device of high-voltage line according to claim 1, is characterized in that, described prior-warning device also comprises fixedLevel sensor (9) and attitude transducer (10), described alignment sensor (9) is electrically connected with described controller (8), described inAttitude transducer (10) is electrically connected with described controller (8).

3. the nearly electric prior-warning device of high-voltage line according to claim 1, is characterized in that, described prior-warning device also comprises:Output and display (6), described output and display (6) are electrically connected with described controller (8).

4. the nearly electric prior-warning device of high-voltage line according to claim 1, is characterized in that, described prior-warning device also comprises:Charger and power circuit converter, described power circuit converter is electrically connected with described charger, and described charger is described pre-Alarm device power supply.

5. the nearly electric prior-warning device of high-voltage line according to claim 1, is characterized in that, described prior-warning device also comprises expansionExhibition interface (7), described expansion interface (7) is arranged on described controller (8).