CN220019833U

CN220019833U - Three-phase five-wire system electrical loop electric leakage detection device

Info

Publication number: CN220019833U
Application number: CN202321404730.9U
Authority: CN
Inventors: 王恩全; 郑乐文; 张旭
Original assignee: Yantai Nanjing University Of Technology Global Intelligent Equipment Co ltd
Current assignee: Yantai Nanjing University Of Technology Global Intelligent Equipment Co ltd
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-11-14
Anticipated expiration: 2033-06-05

Abstract

The utility model belongs to the technical field of circuit detection devices, and particularly relates to a three-phase five-wire system electrical loop leakage detection device which comprises an electrical cabinet, wherein a power supply main body is arranged at the bottom of the inner side of the electrical cabinet, a socket main body is arranged on the electrical cabinet, a leakage protector is arranged on the electrical cabinet, a ground wire row is arranged on the electrical cabinet, a cabinet door switch is arranged at the top of the electrical cabinet, a knob switch is arranged at the top of the electrical cabinet, and an alarm lamp is arranged at the top of the electrical cabinet. According to the utility model, the electric elements such as the electric leakage protector, the alarm lamp, the knob switch, the ground wire row and the like are arranged on the electric cabinet, and if electric leakage exists in the electric loop, the electric leakage protector can cut off the circuit, so that the safety of equipment and workers can be effectively protected, and the alarm lamp can prompt, so that a good early warning effect is achieved.

Description

Three-phase five-wire system electrical loop electric leakage detection device

Technical Field

The utility model relates to the technical field of circuit detection devices, in particular to a three-phase five-wire system electrical loop leakage detection device.

Background

Leakage often occurs in an electrical circuit, equipment is burnt out when the equipment is light, and casualties of personal electric shock are caused when the equipment is heavy. The leakage is the fact that the vector sum of currents in a loop is not equal to zero, and how to detect the leakage and timely disconnect the power supply is important for protecting equipment and personal safety.

The existing leakage detection device is difficult to find a balance between detection and protection, so that the leakage detection device redesigned by us can detect whether an electric loop leaks electricity or not, and can cut off a power supply in time at the same time, thereby avoiding unnecessary loss.

Disclosure of Invention

The utility model aims to provide a three-phase five-wire system electric loop leakage detection device, which solves the problems that the leakage detection device can detect electric loop leakage and can not timely disconnect a power supply so as to protect equipment and personal safety.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a three-phase five-wire system electrical circuit electric leakage detection device, includes the regulator cubicle, the inboard bottom of regulator cubicle is provided with power main part, be provided with socket main part on the regulator cubicle, be provided with earth leakage protector on the regulator cubicle, be provided with the ground wire row on the regulator cubicle, the top of regulator cubicle is provided with cabinet door switch, the top of regulator cubicle is provided with rotary switch, the top of regulator cubicle is provided with the alarm lamp.

Preferably, the electrical cabinet is provided with a threading hole, and an insulating rubber plug is arranged in the threading hole. Through the setting of through wires hole, can increase the junction of cable and regulator cubicle and carry out waterproof dustproof protection.

Preferably, the leakage protector is electrically connected with the power supply main body, the power supply main body is connected with an alarm lamp in series, and a knob switch is arranged between the alarm lamp and the power supply main body. Through the setting of alarm lamp, can be to the electric leakage whether there is in the circuit early warning.

Preferably, the socket main body is electrically connected with the power supply main body, and the socket main body is electrically connected with the leakage protector. The earth leakage protector can cut off the circuit between the socket main body and the power main body.

Preferably, the power supply main body is a direct-current 12V stabilized power supply. By selecting a direct-current 12V regulated power supply, a 380V alternating-current power supply can be converted into low voltage, and the power supply is suitable for equipment.

Preferably, the socket body is a three-phase four-hole socket. Through the setting of three-phase four-hole socket, be convenient for insert the three-phase electricity.

The beneficial effects of the utility model are as follows:

according to the utility model, the electric elements such as the electric leakage protector, the alarm lamp, the knob switch, the ground wire row and the like are arranged on the electric cabinet, and if electric leakage exists in the electric loop, the electric leakage protector can cut off the circuit, so that the safety of equipment and workers can be effectively protected, and the alarm lamp can prompt, so that a good early warning effect is achieved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an electrical schematic of FIG. 1 of the present utility model;

fig. 3 is a circuit diagram of the warning lamp of fig. 1 in accordance with the present utility model.

In the figure: 1. an electrical cabinet; 2. a power supply main body; 3. a socket main body; 4. a leakage protector; 5. a ground wire row; 6. a threading hole; 7. a cabinet door switch; 8. a knob switch; 9. and an alarm lamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a three-phase five-wire system electrical loop leakage detection device comprises an electrical cabinet 1, wherein a power supply main body 2 is arranged at the bottom of the inner side of the electrical cabinet 1, a socket main body 3 is arranged on the electrical cabinet 1, a leakage protector 4 is arranged on the electrical cabinet 1, a ground wire row 5 is arranged on the electrical cabinet 1, a threading hole 6 is formed in the electrical cabinet 1, an insulating rubber plug is arranged in the threading hole 6, the connection part of a cable and the electrical cabinet 1 can be increased for waterproof and dustproof protection through the arrangement of the threading hole 6, a cabinet door switch 7 is arranged at the top of the electrical cabinet 1, a knob switch 8 is arranged at the top of the electrical cabinet 1, and an alarm lamp 9 is arranged at the top of the electrical cabinet 1.

Referring to fig. 1-3, the leakage protector 4 is electrically connected with the power main body 2, the power main body 2 is connected in series with an alarm lamp 9, a knob switch 8 is arranged between the alarm lamp 9 and the power main body 2, whether leakage exists in a circuit can be early warned through the arrangement of the alarm lamp 9, the socket main body 3 is electrically connected with the power main body 2, and the socket main body 3 is electrically connected with the leakage protector 4. The leakage protector 4 can cut off the circuit between the socket main body 3 and the power main body 2, the power main body 2 is a direct-current 12V regulated power supply, and the 380V alternating-current power supply can be converted into low voltage by selecting the direct-current 12V regulated power supply, so that the leakage protector is suitable for equipment, and the socket main body 3 is a three-phase four-hole socket. Through the setting of three-phase four-hole socket, be convenient for insert the three-phase electricity.

The specific implementation process of the utility model is as follows: when the electric leakage detection needs to be carried out on a three-phase five-wire system electric loop, firstly, a 380V alternating current power supply is connected to an electric cabinet 1, then 220V alternating current voltage which is single-phase through an electric leakage protector 4 is connected to a power supply main body 2 of a direct current 12V stabilized power supply, then three-phase electricity is connected to a socket main body 3 of a three-phase four-hole socket, a knob switch 8 is opened, a socket in the electric loop is inserted into the socket main body 3, if the electric loop has an electric leakage problem, the electric leakage protector 4 is disconnected at the moment, equipment and personal safety are protected, meanwhile, a warning lamp 9 can carry out flashing audible warning to remind a detector that the electric leakage problem exists in the electric loop, and after the measurement is finished, the warning lamp 9 is closed.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 three-phase five-wire system electrical circuit electric leakage detection device, includes regulator cubicle (1), its characterized in that: the novel electric cabinet is characterized in that a power supply main body (2) is arranged at the bottom of the inner side of the electric cabinet (1), a socket main body (3) is arranged on the electric cabinet (1), a leakage protector (4) is arranged on the electric cabinet (1), a ground wire row (5) is arranged on the electric cabinet (1), a cabinet door switch (7) is arranged at the top of the electric cabinet (1), a knob switch (8) is arranged at the top of the electric cabinet (1), and an alarm lamp (9) is arranged at the top of the electric cabinet (1).

2. The three-phase five-wire electrical loop leakage detection device according to claim 1, wherein: the electric cabinet (1) is provided with a threading hole (6), and an insulating rubber plug is arranged in the threading hole (6).

3. The three-phase five-wire electrical loop leakage detection device according to claim 1, wherein: the leakage protector (4) is electrically connected with the power supply main body (2), the power supply main body (2) is connected with an alarm lamp (9) in series, and a knob switch (8) is arranged between the alarm lamp (9) and the power supply main body (2).

4. The three-phase five-wire electrical loop leakage detection device according to claim 1, wherein: the socket main body (3) is electrically connected with the power supply main body (2), and the socket main body (3) is electrically connected with the leakage protector (4).

5. The three-phase five-wire electrical loop leakage detection device according to claim 1, wherein: the power supply main body (2) is a direct-current 12V regulated power supply.

6. The three-phase five-wire electrical loop leakage detection device according to claim 1, wherein: the socket main body (3) is a three-phase four-hole socket.