CN115985062A - An intelligent protection device for water-logged electric shock in electric power facilities - Google Patents

Abstract

The invention relates to an intelligent protection device for electric shock caused by accumulated water in an electric power facility, which comprises: the control device is electrically connected with the positioning reminding module, the potential detection module and the wireless transmission module respectively; when water is accumulated near the power grid and the electrification exceeds the safe voltage, the device sends out an alarm signal to warn passers and sends alarm information to managers at the first time, so that the passers know and avoid the electric leakage area in time, the occurrence of electric shock accidents is avoided to ensure the personal safety of the passers, and the electric shock casualty rate is reduced; the power grid maintenance personnel can obtain the power grid leakage alarm signal in the first time, so that the response time of emergency repair is shortened, and the quick response capability of the emergency repair personnel for handling faults is improved.

Description

An intelligent protection device for water-logged electric shock in electric power facilities

【Technical field】

The invention relates to an intelligent protection device for electric shock caused by accumulated water in electric facilities, and belongs to the field of electric protection equipment.

【Background technique】

With the frequent occurrence of extreme weather, the defense ability of power grids to cope with extreme weather conditions is challenged; in some areas of my country, summer thunderstorms, typhoons and other natural disasters occur frequently, and the weather conditions are complex, and power grid equipment in some areas is damaged under the conditions of flooding and waterlogging during the rainy season The above problems pose a threat to the normal operation of the power system and the safety of personnel.

At present, the measures to prevent electric shock caused by stagnant water under rainy weather conditions mainly include: the government or the media popularize the knowledge of electric shock prevention in rainy days to the public, including: avoid staying under telephone poles, bus billboards, and street lights in rainy days, and avoid serious standing water when traveling. Waterway sections to prevent wires from falling into the water, etc.; power grid companies install warning signs at places where electric shock accidents are prone to occur, and repair the power grid in time. The above-mentioned measures can avoid some accidents, but they cannot give an early warning when the line leaks, and there is a lag in protection.

【Content of invention】

According to the deficiencies in the above related technologies, the technical problem to be solved by the present invention is: in order to solve the above problems, provide an intelligent protection device for water-logged electric shock in electric facilities.

According to the present invention, an intelligent protection device for electric shock caused by accumulated water in electric facilities comprises:

The control device, the positioning reminder module, the potential detection module, and the wireless transmission module are electrically connected to the control device, the positioning reminder module, the potential detection module, and the wireless transmission module respectively.

Optionally, the front panel of the control device is provided with a display screen and a warning light, and the first fixing block is arranged on both sides of the control device and attached to the rear panel of the control device; The power supply is provided inside; the bottom of the control device is evenly provided with inlet holes.

Optionally, the potential detection module includes: a detection electrode, a through slot, an incoming line channel, and a support seat;

The through groove is opened at the bottom of the support seat, the detection electrode is arranged in the through groove, and the wire inlet channel is arranged at the top of the support seat.

Optionally, the positioning reminder module includes: a detection bucket, a second fixed block, a water inlet, a floating ball, and a metal probe;

The floating ball is placed above the metal probe, the two are contained in the detection bucket, the water inlet is opened at the bottom of the detection bucket, and the second fixed block is arranged on the peripheral side of the detection bucket and attached to the bottom surface of the detection bucket.

Optionally, the metal probe is connected to the bottom of the detection barrel through an insulated wire.

Optionally, the diameter of the floating ball is larger than that of the metal probe.

Optionally, the detection electrodes are arranged in pairs and are insulated from each other, and the wires pass through the wire inlet channel to electrically connect the detection electrodes to the control device respectively.

Optionally, a buzzer and an indicator light are arranged in the floating ball, and the buzzer and the indicator light are electrically connected to the control device.

Optionally, the location reminder module is uniformly arranged in the middle of the range where the potential detection modules are distributed.

Optionally, the wireless transmission module is a short message module.

Compared with the prior art, the present invention has the following beneficial effects:

According to the intelligent protection device for water accumulation and electric shock in electric facilities according to the present invention, when there is water accumulation near the power grid and the charging exceeds the safe voltage, the device will send out an alarm signal to warn passers-by at the first time and send alarm information to management personnel, so that pedestrians can Know and avoid the leakage area, avoid electric shock accidents to ensure personal safety, and reduce the electric shock casualty rate; grid maintenance personnel obtain the grid leakage alarm signal at the first time, shorten the response time of emergency repairs, and improve their rapid response ability to deal with faults.

【Description of drawings】

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the specific embodiments or the prior art. Throughout the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, elements or parts are not necessarily drawn in actual scale.

Fig. 1: structural representation of the present invention;

Figure 2: Schematic diagram of the structure of the control device;

Figure 3: Schematic diagram of the structure of the control device;

Figure 4: Schematic diagram of the structure of the potential detection module;

Figure 5: Schematic diagram of the structure of the potential detection module;

Figure 6: Schematic diagram of the structure of the positioning reminder module.

In the picture:

1. Control device, warning light 1.1, first fixed block 1.2, display screen 1.3, wire inlet hole 1.4;

2. Positioning reminder module, detection barrel 2.1, second fixed block 2.2, water inlet 2.3, floating ball 2.4, metal probe 2.5;

3. Potential detection module, detection electrode 3.1, through groove 3.2, incoming line channel 3.3, support seat 3.4;

4. Wireless transmission module;

5. Plug.

【Detailed ways】

The present invention will be further described below in conjunction with accompanying drawing and specific embodiment:

The present invention will be further described below through specific examples, but not in order to limit the present invention, all within the spirit and principle of the present invention, any modification, equivalent replacement, improvement etc. all should be included within the scope of protection of the present invention .

As shown in Figure 1-6, the intelligent protection device for electric shock caused by accumulated water in electric facilities includes:

The control device 1, the positioning reminder module 2, the potential detection module 3, and the wireless transmission module 4, the control device 1 is electrically connected to the positioning reminder module 2, the potential detection module 3, and the wireless transmission module 4 respectively;

The top of the front panel of the control device 1 is embedded with a display screen 1.3, and the display screen 1.3 adopts a 7-inch liquid crystal display screen, and the display color of the warning light 1.1 is red. The first fixed block 1.2 can be a semicircle, and the first fixed block 1.2 is provided with Through holes are used for fixing screws to pass through. The first fixing block 1.3 and the rear panel of the control device 1 are sheet metal structures, and the two are stamped together; the control device 1 is connected with a plug 5, which can be connected to the components inside the control device 1 into the power supply; the bottom of the control device 1 is evenly provided with inlet holes 1.4.

The control device 1 is a detection and control device in the prior art, which is conventionally equipped with: a terminal block, a voltage converter, an information processor, and a warning light; the information processor is electrically connected to the terminal block and the voltage converter respectively.

The potential detection module 3 includes: a detection electrode 3.1, a through groove 3.2, an incoming line channel 3.3, and a support seat 3.4; the through groove 3.2 is opened at the bottom of the support seat 3.4 in a cross shape, and the groove depth is 5mm-20mm; the detection electrode 3.1 is two pieces The short metal rod is embedded in the center of the cross of the through slot 3.2, and the two metal rods are insulated from each other, and are also insulated from the supporting seat. The support seat 3.4 can be a hollow structure made of plastic, and its shape is pagoda-shaped. Connect to control unit 1.

The control device 1 detects and processes the potential value between the two detection electrodes 3.1, and when the potential value between the two detection electrodes 3.1 exceeds a safe voltage, an alarm and a prompt are issued.

The positioning reminder module 2 includes: a detection bucket 2.1, a second fixed block 2.2, a water inlet 2.3, a floating ball 2.4, and a metal probe 2.5; Inside the bucket 2.1 and inside the float 2.4 are provided buzzers and indicator lights, which are electrically connected to the information processing module in the control device 1 .

The diameter of the floating ball (2.4) is larger than that of the metal probe (2.5), which is beneficial for the floating ball (2.4) to float in water. The floating of the floating ball (2.4) can improve the height of the buzzer and the indicator light arranged in the floating ball 2.4, which is beneficial to observe and remind from a distance.

The detection barrel 2.1 is made of plastic, and is provided with a movable lid. The lid is provided with a wire inlet, and the lower end of the water inlet 2.3 is flush with the inner bottom surface of the cylinder wall. In this embodiment, three water inlets 2.3 are provided on the circumference of the detection barrel 2.1. Above; the second fixed block 2.2 is integrated with the bottom surface of the barrel, and the second fixed block 2.2 is provided with bolt holes for fixing the detection barrel; the metal probe 2.5 is connected to the bottom surface of the detection barrel 2.1 through an insulated wire.

When the potential value between the two detection electrodes 3.1 exceeds the safe voltage, the buzzer and indicator light arranged in the floating ball 2.4 are connected to sound and flash at the same time by the control device, and it is determined that there is an electric leakage situation here.

The positioning reminder module 2 is evenly arranged in the area where the potential detection module 3 is distributed. In this embodiment, a positioning reminder module 2 corresponding to 8 potential detection modules 3 is used as a group, and each potential detection module 3 is connected in parallel. The positioning reminder module 2 is installed in the center.

When in use, the positioning reminder module 2 and the potential detection module 3 will be arranged according to the above-mentioned scheme. The module 3 is placed in an area prone to water accumulation, and the reminder module 2 is fixedly installed through the second fixed block 2.2; the reminder module 2 and the potential detection module 3 are respectively connected to the terminals in the control device 1 with wires.

When the leakage in the water accumulation area exceeds the safe voltage, the electrical signal is transmitted to the voltage converter in the control device through the detection electrode 3.1. The positioning reminder module 2 and the wireless transmission module 4 send action instructions. The wireless transmission module (4) can use a commonly used and extremely mature short message module to send various pre-set information: such as location, label and so on.

Correspondingly: the buzzer and indicator light in the positioning module 2 start to work, warning pedestrians to stay away from the charged area, and the wireless transmission module 4 remotely sends leakage information to the grid maintenance personnel, reminding the maintenance personnel to arrange maintenance work in the corresponding area in time, and the emergency repair personnel arrive Observe the flickering of the warning light 1.1 after the scene to determine that there is leakage, and determine the specific electrified area according to the sound signal and light signal of the positioning module 2, so as to realize quick maintenance.

The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. An intelligent protection device for electric shock caused by stagnant water in electric facilities, characterized in that it includes: Control device (1), positioning reminder module (2), potential detection module (3), wireless transmission module (4), control device (1) and positioning reminder module (2), potential detection module (3), wireless transmission module (4) Electrically connected respectively. 2. According to claim 1, an intelligent protection device for electric shock caused by stagnant water in electric facilities is characterized in that: The front panel of the control device (1) is provided with a display screen (1.3) and a warning light (1.1), and the first fixing block (1.2) is arranged on both sides of the control device (1) and attached to the rear panel of the control device (1) ; The control device (1) is connected with a plug (5) to provide power to the inside of the control device (1); the bottom of the control device (1) is evenly provided with inlet holes (1.4). 3. According to claim 1, an intelligent protection device for electric shock caused by stagnant water in electric power facilities is characterized in that: The potential detection module (3) includes: a detection electrode (3.1), a through slot (3.2), an incoming line channel (3.3), and a support seat (3.4); The through groove (3.2) is opened at the bottom of the support seat (3.4), the detection electrode (3.1) is arranged in the through groove (3.2), and the wire inlet channel (3.3) is arranged at the top of the support seat (3.4). 4. According to claim 1, an intelligent protection device for electric shock caused by stagnant water in electric power facilities is characterized in that: The positioning reminder module (2) includes: a detection bucket (2.1), a second fixed block (2.2), a water inlet (2.3), a floating ball (2.4), and a metal probe (2.5); The floating ball (2.4) is placed above the metal probe (2.5), the two are contained in the detection bucket (2.1), the water inlet (2.3) is opened at the bottom of the detection bucket (2.1), and the second fixed block ( 2.2) It is arranged on the peripheral side of the detection barrel (2.1) and attached to the bottom surface of the detection barrel (2.1). 5. According to claim 4, an intelligent protection device for electric shock caused by stagnant water in electric power facilities is characterized in that: The metal probe (2.5) is connected to the bottom of the detection barrel (2.1) through an insulated wire. 6. According to claim 4, an intelligent protection device for electric shock caused by stagnant water in electric power facilities is characterized in that: The diameter of the floating ball (2.4) is larger than that of the metal probe (2.5). 7. According to claim 3, an intelligent protection device for electric shock caused by accumulated water in electric facilities is characterized in that: The detection electrodes (3.1) are arranged in pairs and are insulated from each other, and the wires pass through the wire inlet channel (3.3) to electrically connect the detection electrodes (3.1) to the control device (1). 8. According to claim 4, an intelligent protection device for electric shock caused by accumulated water in electric power facilities is characterized in that: Buzzers and indicator lights are arranged inside the floating ball (2.4), and the buzzers and indicator lights are electrically connected to the control device (1). 9. According to claim 1, an intelligent protection device for electric shock caused by stagnant water in electric power facilities is characterized in that: The positioning reminder module (2) is evenly arranged in the middle of the range where the potential detection module (3) is distributed. 10. According to claim 1, an intelligent protection device for electric shock caused by accumulated water in electric facilities is characterized in that: The wireless transmission module (4) is a short message module.

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