CN216979171U

CN216979171U - Electric wire netting overhauls protection against electric shock device

Info

Publication number: CN216979171U
Application number: CN202220177409.0U
Authority: CN
Inventors: 张宏帅; 王源; 丁勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-07-15
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to the technical field of power grid maintenance equipment, in particular to a power grid maintenance anti-electric shock device, which comprises a device main body, wherein a protective shell is arranged at the outer end of the device main body, a handle is fixed at the top of the device main body, a detection interface is arranged on the left side of the base surface of the device main body, a display module, an alarm module and a switch are respectively arranged on the right side of the detection interface, a leakage sensor, an electronic circuit breaker, a judgment module, a control module, a power supply circuit and a digital-to-analog conversion circuit are respectively arranged in the device main body, a first insulating layer and a second insulating layer are respectively arranged in the inner layer of the protective shell, and the detection interface, the leakage sensor, the judgment module, the electronic circuit breaker and the control module are arranged, so that leakage detection can be carried out on maintenance equipment and timely treatment can be carried out according to the condition of whether leakage exists or not, the risk of manual electric shock is reduced.

Description

Electric wire netting overhauls protection against electric shock device

Technical Field

The utility model relates to the technical field of power grid maintenance equipment, in particular to an electric shock prevention device for power grid maintenance.

Background

With the rapid development of an electric power system, on one hand, the structure of an electric power network is increasingly complicated, the number of devices is increased, and on the other hand, the requirement of the current society on the reliability of power supply is increasingly high, and on the other hand, the number of devices and areas which are responsible for power grid maintenance personnel is increased, the current power grid maintenance risk coefficient is increased more and more, so that the power grid maintenance system is not suitable for the development of a new situation any more.

Whether electric leakage detection is carried out to maintenance equipment on the market at present usually through the electrography touching detects and is in the electric leakage state, however the electrography is comparatively simple owing to the structure, can only singlely carry out electric leakage detection usually, can't carry out corresponding outage according to the electric leakage condition and handle, and then the electric wire netting maintainer still can have the risk of electrocuting.

Therefore, it is necessary to design an electric shock protection device for power grid maintenance to solve the above problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electric shock prevention device for power grid maintenance, which solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a power grid overhauls protection against electric shock device, includes the device main part, protective housing is installed to the outer end of device main part, the top of device main part is fixed with the handle, the detection interface is installed in the base face left side of device main part, display module, alarm module and switch are installed respectively to the right side of detecting the interface, leakage sensor, electronic circuit breaker, judgement module, control module, supply circuit and digital analog conversion circuit are installed respectively to the inside of device main part, protective housing's inlayer is equipped with first insulation layer and second insulating layer respectively.

As a preferred scheme of the present invention, the detection interface includes a dual-plug interface, a triple-plug interface, a wiring terminal interface, and other circuit interfaces, an output end of the detection interface is connected to an input end of the leakage sensor, and a control end of the detection interface is electrically connected to the electronic circuit breaker.

As a preferable scheme of the present invention, the leakage sensor includes a current transformer for collecting a leakage signal, a signal conditioning module for converting the leakage signal into a voltage signal, a filtering module, a central processing module, and a relay, and is connected to the determination module.

As a preferable scheme of the utility model, the judgment module, the electronic circuit breaker, the electric leakage sensor and the digital-to-analog conversion circuit are electrically connected with the control module.

As a preferred embodiment of the present invention, the digital-to-analog conversion circuit is electrically connected to an access end of the display module, and the display module is a display screen.

In a preferred embodiment of the present invention, the first insulating layer is filled with an insulating medium, and the second insulating layer is connected to an arc-shaped insulating ring made of an insulating material.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the arrangement of the detection interface, the electric leakage sensor, the judgment module, the electronic circuit breaker and the control module, the detection interface can be connected with external maintenance equipment, a circuit signal of the equipment is collected through the electric leakage sensor, whether electric leakage exists or not is judged through the judgment module, and then the electric leakage is processed through the control module and the electronic circuit breaker, so that the risk of manual electric shock is reduced, and the equipment is more efficient in use.

2. According to the utility model, through the digital-to-analog conversion circuit and the display module, the acquired digital signals can be converted into analog signals through the digital-to-analog conversion circuit and displayed on the display module, so that the digital-to-analog conversion circuit is convenient for a power grid maintainer to check, and the equipment is more convenient to use.

3. According to the utility model, through the arrangement of the first insulating layer and the second insulating layer, the overall insulating effect of the device main body is improved, and the overall safety is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the main structure of the device of the present invention;

FIG. 3 is a schematic view of the internal structure of the protective housing of the present invention;

FIG. 4 is a connection block diagram of the present invention;

FIG. 5 is a flow chart of the operation of the present invention;

in the figure: 1. a device main body; 101. a protective housing; 1011. a first insulating layer; 1012. a second insulating layer; 1013. an arc-shaped insulating ring; 102. a handle; 103. detecting an interface; 104. a display module; 1041. an alarm module; 1042. a switch; 105. an electric leakage sensor; 1051. an electronic circuit breaker; 1052. a judgment module; 1053. a control module; 1054. a power supply circuit; 1055. a digital-to-analog conversion circuit.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, the present invention provides a technical solution:

an electric shock protection device for power grid maintenance comprises a device main body 1, a protection shell 101 is installed at the outer end of the device main body 1, a handle 102 is fixed at the top of the device main body 1, a detection interface 103 is installed on the left side of the base surface of the device main body 1, a display module 104, an alarm module 1041 and a switch 1042 are installed on the right side of the detection interface 103, an electric leakage sensor 105, an electronic circuit breaker 1051, a judgment module 1052, a control module 1053, a power supply circuit 1054 and a digital-to-analog conversion circuit 1055 are installed in the device main body 1 respectively, a first insulating layer 1011 and a second insulating layer 1012 are arranged on the inner layer of the protection shell 101 respectively, and the electric shock protection device comprises the detection interface 103, the electric leakage sensor 105, the judgment module 1052, the electronic circuit breaker 1051 and the control module 1053, thereby can carry out electric leakage detection to the maintenance equipment to in time handle according to the condition whether electric leakage, reduced the risk of artifical electric shock.

In an embodiment, referring to fig. 1, fig. 2, fig. 4, and fig. 5, the detection interface 103 includes a dual socket interface, a triple socket interface, a connection terminal interface, and other circuit interfaces, an output end of the detection interface 103 is connected to an access end of the leakage sensor 105, a control end of the detection interface 103 is electrically connected to the electronic circuit breaker 1051, the leakage sensor 105 includes a current transformer for collecting a leakage signal, a signal conditioning module for converting the leakage signal into a voltage signal, a filtering module, a central processing module, and a relay, the leakage sensor 105 is connected to the determination module 1052, the electronic circuit breaker 1051, the leakage sensor 105, and the digital-to-analog conversion circuit 1055 are electrically connected to the control module 1053, and the detection interface 103, the leakage sensor 105, the determination module 1052, the electronic circuit breaker 1051, and the control module 1053 are arranged so as to be connected to an external maintenance device through the detection interface 103, and gather the circuit signal of equipment through electric leakage sensor 105, judge whether the electric leakage through judgement module 1052, handle through control module 1053 and electronic circuit breaker 1051 afterwards, reduced the risk of artifical electric shock for more high-efficient when equipment uses.

In an embodiment, please refer to fig. 1, fig. 2, fig. 4, and fig. 5, the digital-to-analog conversion circuit 1055 is electrically connected to the input end of the display module 104, and the display module 104 is a display screen, and through the digital-to-analog conversion circuit 1055 and the display module 104, the acquired digital signal is converted into an analog signal by the digital-to-analog conversion circuit 1055 to be displayed on the display module 104, so that the power grid maintenance personnel can check the signal conveniently, and the device is more convenient to use.

In an embodiment, referring to fig. 1 and 3, an insulating medium is filled in the first insulating layer 1011, an arc insulating ring 1013 is connected to the second insulating layer 1012, and the arc insulating ring 1013 is made of an insulating material, so that the overall insulating effect of the device body 1 is improved and the overall safety is improved by the arrangement of the first insulating layer 1011 and the second insulating layer 1012.

The working principle is as follows: when the device is used, the detection interface 103 of the overhaul equipment and the device main body 1 is connected through a cable, the switch 1042 is opened to carry out power-on detection, a circuit signal of the equipment is collected through the electric leakage sensor 105, whether the equipment is in an electric leakage state is judged by utilizing the data of the electric leakage sensor 105 through the judging module 1052, when the external equipment is detected to be in the electric leakage state, the data is transmitted to the control module 1053, as the control end of the detection interface 103 is electrically connected with the electronic circuit breaker 1051, the control module 1053 receives the signal and then controls the electronic circuit breaker 1051 to carry out forced circuit breaking processing on a circuit and the external equipment, meanwhile, the alarm module 1041 carries out alarm prompt, at the moment, a power grid person can obtain an electric leakage signal so as to carry out subsequent processing, meanwhile, the collected digital signal is converted into an analog signal through the digital-to-analog conversion circuit 1055 to be displayed on the display module 104, the power grid maintenance personnel of being convenient for look over through the first insulating layer 1011 and the second insulating layer 1012 that set up to improved the holistic insulating effect of the device main part 1, improved whole security, have certain spreading value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power grid overhauls protection against electric shock device, includes device main part (1), its characterized in that: protection casing (101) are installed to the outer end of device main part (1), the top of device main part (1) is fixed with handle (102), detection interface (103) are installed on the base face left side of device main part (1), display module (104), alarm module (1041) and switch (1042) are installed respectively to the right side of detection interface (103), electric leakage sensor (105), electronic circuit breaker (1051), judgement module (1052), control module (1053), supply circuit (1054) and digital analog conversion circuit (1055) are installed respectively to the inside of device main part (1), the inlayer of protection casing (101) is equipped with first insulating layer (1011) and second insulating layer (1012) respectively.

2. The electric fence overhauling electric shock preventing device as set forth in claim 1, wherein: the detection interface (103) comprises a double-plug interface, a three-plug interface, a wiring terminal interface and other circuit interfaces, the output end of the detection interface (103) is connected with the access end of the leakage sensor (105), and the control end of the detection interface (103) is electrically connected with the electronic circuit breaker (1051).

3. The electric fence overhauling electric shock preventing device as set forth in claim 1, wherein: the leakage sensor (105) comprises a current transformer for collecting leakage signals, a signal conditioning module for converting the leakage signals into voltage signals, a filtering module, a central processing module and a relay, and the leakage sensor (105) is connected with the judging module (1052).

4. The electric fence overhauling electric shock preventing device as set forth in claim 1, wherein: the judging module (1052), the electronic circuit breaker (1051), the electric leakage sensor (105) and the digital-to-analog conversion circuit (1055) are electrically connected with the control module (1053).

5. The electric fence overhauling electric shock preventing device as set forth in claim 1, wherein: the digital-to-analog conversion circuit (1055) is electrically connected with the access end of the display module (104), and the display module (104) is a display screen.

6. The electric fence overhauling electric shock preventing device as set forth in claim 1, wherein: the inside of the first insulating layer (1011) is filled with an insulating medium, the inside of the second insulating layer (1012) is connected with an arc-shaped insulating ring (1013), and the arc-shaped insulating ring (1013) is made of an insulating material.