CN215183630U

CN215183630U - Indoor electric gas pipeline and socket arc protection device

Info

Publication number: CN215183630U
Application number: CN202121343302.0U
Authority: CN
Inventors: 朱燕
Original assignee: Dong Yi Ri Sheng Home Decoration Group Co ltd
Current assignee: Dong Yi Ri Sheng Home Decoration Group Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-14
Anticipated expiration: 2031-06-17

Abstract

The utility model relates to an indoor electric gas pipeline and socket arc protection device, which comprises a main isolating switch, a shunt switch, an annular opening type current sensor, a fault arc protector, a cut-off shunt release, a connection wire and a socket connection wire; the output of total isolator is connected with shunt switch's input, shunt switch's output is connected with the input of wiring, the output of wiring is connected with the input of socket wiring, annular opening formula current sensor installs on shunt switch's output terminal circuit, annular opening formula current sensor connects fault arc protector's input, fault arc protector's first output with cut off shunt release and be connected, cut off shunt release and still be connected with shunt switch through mechanical connection structure, be used for the automatic cutout of the shunt switch that control set up arc protection. The utility model discloses effectively solve from "wiring, fault detection and cut off, alarm notice" series of problems and electric fire hazard.

Description

Indoor electric gas pipeline and socket arc protection device

Technical Field

The utility model relates to an electrical equipment field, concretely relates to indoor electric gas pipeline and socket arc protector.

Background

The existing residential room electrical accidents mainly comprise two types of 'electric shock and fire', but the existing indoor electrical system can only carry out certain effective protection on the 'electric leakage shock' hazard by installing an RCD (remote control device) electric leakage protection device, only sets a protection device with the 'short circuit and overload' protection function on the 'fire' hazard, and does not have corresponding prevention and protection measures on the 'electric arc' hazard which most possibly forms the fire; although the protection quick switch with the corresponding protection function is arranged and installed in the short circuit and overload hazard, the trigger mode under the actual daily use condition is mostly triggered after the fault point is overheated and melted due to poor contact such as 'line connection, socket installation' and the like, and the trigger cannot be triggered in advance or in the case of fire, so that the short circuit trip can be realized after the fire occurs, and huge potential safety hazard is formed.

SUMMERY OF THE UTILITY MODEL

To the technical problem, the utility model provides an indoor electric gas pipeline and socket arc protector.

The utility model provides an above-mentioned technical problem's technical scheme as follows:

an indoor electric gas pipeline and socket arc protection device comprises a main isolating switch, a shunt switch, an annular opening type current sensor, a fault arc protector, a cut-off shunt release, a connecting wire and a socket connecting wire;

the inlet wire is connected to total isolator's input, total isolator's output with shunt switch's input is connected, shunt switch's output with the input of wiring is connected, the output of wiring with the input of socket wiring is connected, annular opening formula current sensor installs on shunt switch's the output circuit, annular opening formula current sensor connects fault arc protector's input, fault arc protector's first output with cut off shunt release and connect, cut off shunt release still through mechanical connection structure with shunt switch connects for control sets up arc protection shunt switch's automatic cutout.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the output end of the shunt switch is connected with the input end of the wiring through a pipeline.

Further, the fault arc protector includes:

the fault analysis unit is used for analyzing the current signal of the whole line according to the current change, distinguishing various fault types and generating fault information;

and the counting and judging unit is used for finishing counting the fault points and judging whether the disconnection is required according to the fault information generated by the fault analyzing unit.

And the input end of the alarm unit is connected with the second output end of the fault arc protector.

And the distribution box is used for accommodating the main isolating switch, the shunt switch, the annular opening type current sensor, the fault arc protector and the cut-off shunt release.

The utility model has the advantages that:

1, electric arc prevention in hidden engineering:

through a series of technical node requirements of 'pipeline + wiring + socket wiring', the hidden trouble problem that an electric arc accident may be caused or caused in manual operation and material practice is avoided to the maximum extent, and the system safety of hidden engineering is guaranteed.

2 preventing and cutting the arc:

by: the annular opening type current sensor detects real-time current data → the fault arc protector analyzes and judges → the shunt release is cut off to act and cut off, so that the protection of each power utilization loop is realized, the electric arc can be found and cut off in time, and the disaster is prevented.

3, electric arc alarm and fire prevention:

in consideration of the problems of no residence and uncertain time caused by arc faults, the alarm unit can give an alarm in time through terminals such as 'sound and light, mobile phone, telephone' and the like when the system is cut off, thereby avoiding the occurrence and amplification of disasters to the maximum extent.

4, simple installation and easy construction:

the whole construction method and the technical requirement of the whole device are simple and convenient, and compared with the traditional method, the whole device has the advantages of high work efficiency and low fault, wherein the alarm unit is simple and easy to install and understand, and the whole device has the characteristics of low technical requirement, good operation and easiness in operation.

Drawings

Fig. 1 is a schematic structural diagram of an indoor electric gas line 8 and a socket arc protection device according to an embodiment of the present invention;

fig. 2 is a schematic diagram of the fault analysis unit analyzing the current waveform data by Fourier analysis.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

Fig. 1 is a schematic structural view of an indoor electric gas pipeline 8 and socket arc protection device provided by the embodiment of the present invention, as shown in fig. 1, the device includes a main isolating switch 2, a shunt switch 3, an annular opening type current sensor 4, a fault arc protector 5, a cut-off shunt release 6, a connection 9 and a socket connection 10.

The inlet wire is connected to total isolator 2's input, total isolator 2's output with shunt switch 3's input is connected, shunt switch 3's output with the input of wiring 9 is connected, the output of wiring 9 with the input of socket wiring 10 is connected, annular opening formula current sensor 4 is installed on shunt switch 3's the output circuit, annular opening formula current sensor 4 is connected fault arc protector 5's input, fault arc protector 5's first output with cut off shunt release 6 and connect, cut off shunt release 6 still through mechanical connection structure with shunt switch 3 connects for control sets up arc protection shunt switch 3's automatic cutout.

Specifically, each component will be described below.

The main isolating switch 2 is set for the main control of the on-off of the main incoming line, 2P control is adopted, and the isolating switch is selected, so that the fault risk of the protection switch generated by multiple protection and the system power failure caused by the override action are avoided.

The shunt switch 3 is set for on-off control of each indoor functional loop, and should be configured according to the type of loop power supply equipment and the line specification, but the protection switches should have the protection functions of short circuit, overload and electric leakage, the action time and single slide of the RCD should not be more than 100mS/30mA, and the illumination, the socket and the like should be installed; the circuit to be arc protected should be connected to the cut-off shunt release 6.

The annular opening type current sensor 4 is used for detecting the current of a protection loop of the fault arc protector 5, the sensor is installed on an outlet line under a shunt switch 3 of a loop to be protected, zero and phase lines are installed, the opening type current sensor adopts a mutual inductance and non-contact installation structure, the current states of the zero and phase lines are effectively monitored, the fault arc protector 5 is connected, and real-time current data are provided for the opening type current sensor.

The fault arc protector 5 is used for judging and setting when fault arcs are generated on lines, wiring and the like, the fault arc protector 5AFDD receives current signals of the annular opening type current sensor 4, transmits cutting instruction signals to the cutting shunt release 6 to complete protection after analyzing and judging the fault arcs, and is synchronously connected with the alarm unit 7 to complete synchronous alarm. The fault arc protector 5 can be designed and installed into an accessory (secondary side) structure, so that the self fault of equipment and the secondary accident caused by multiple functions can be greatly reduced.

The cut-off shunt release 6 is arranged for the cut-off action of the fault arc protector 5, is connected with the fault arc protector 5, controls the automatic cut-off of the shunt switch 3 for setting the arc protection through a mechanical connection structure, and is a final action device of the integral arc protection system.

Wiring 9 is indoor wire wiring connection setting, and the wire connection should use the terminal wiring, can not use traditional winding wiring and surperficial tin of scalding, and this kind of wiring mode easily leads to using for a long time laxly, increases contact resistance, generates electric arc even, and binding post should adopt spring clamping structure, simple installation, swift, and the wiring quality uniformity is good, and the wire tie point should carry out the pressure drop test.

Socket wiring 10 is used for end connection power consumption plug equipment, and socket wiring must strictly be worked a telephone switchboard according to a line one post principle, and one-line many post wiring is forbidden strictly, when adopting stranded wire, then must carry out socket connection after the terminal that continues again, and direct line ball is forbidden strictly to guarantee not to have the fire incident emergence such as generating heat, electric arc that virtual connection, wrong connection hidden danger lead to in socket wiring link.

The utility model provides a pair of indoor electric gas pipeline 8 and socket arc protector surveys real-time current data through annular opening formula current sensor 4 → fault arc protector 5 analysis and judgment → cuts off the action of shunt release 6 and cuts off, has realized the protection to each power consumption return circuit, can in time discover and cut off electric arc, prevents that the calamity from taking place.

In addition, the terminal wiring is used in the line wiring link to reduce the occurrence of manual operation problems, and a wiring mode of one line and one column is adopted in the socket wiring connection, so that the occurrence of fire hazard is really solved from a fault point, and the safety problem of an electrical system is systematically solved by matching with a short circuit, overload and electric leakage protection device.

Optionally, in this embodiment, the output of the shunt switch 3 is connected to the input of the wiring via a line 8.

The pipeline 8 is indoor line wiring, generally a metal or plastic conduit passes through an insulated wire, a loop wire is required to pass through the same conduit, and no joint can exist on the wire in the conduit.

Optionally, in this embodiment, the fault arc protector 5 comprises:

a fault analysis unit 51 for analyzing the overall line current signal according to the current variation, identifying various fault types and generating fault information;

and a counting and judging unit 52, configured to complete counting of fault points, and judge whether to perform disconnection according to the fault information generated by the fault analyzing unit.

As shown in fig. 2, the fault analysis unit 51 may analyze data such as a current waveform by fourier analysis to identify various types of faults. The counting and determining unit 52 counts the failure points and determines whether or not the failure information of the failure analyzing unit 51 should be cut off.

Optionally, in this embodiment, in consideration of the residence unoccupied condition and the uncertain generation time of the arc fault, such as the condition that the arc is generated due to the improper operation of the plug by a person, but the person leaves, etc., the device further comprises an alarm unit 7, and the input end of the alarm unit 7 is connected with the second output end of the arc fault protector 5.

Specifically, after the tripping action of the cut-off shunt release 6, the alarm unit 7 can synchronously notify (sound and light, mobile phone and telephone) in multiple modes to avoid accidents such as fire and the like or to expand and set, a multifunctional intelligent combined type electrical fire monitoring detector is adopted to connect a signal wire with a data wiring port of the fault arc protector 5, when the fault arc protector 5 sends a cut-off signal, the alarm is given, and the monitoring detector can be selected according to the fault type and detects the arc action, so that other faults are not alarmed, and the occurrence of false alarm and wrong alarm is avoided.

Further, the power distribution box 1 is used for accommodating the main isolating switch 2, the shunt switch 3, the annular opening type current sensor 4, the fault arc protector 5 and the cut-off shunt release 6.

Specifically, the distribution box 1 is provided with a main incoming strong current incoming line, loop outgoing lines and protection switches, and when the distribution box 1 is made of a metal material, protection grounding is required; the specification should meet the space requirement of the installation quantity of the loop and the protection switches, namely the main isolating switch 2, the shunt switch 3, the annular opening type current sensor 4, the fault arc protector 5 and the cut-off shunt release 6; the alarm unit 7 can be installed inside or outside the electric distribution box 1 depending on the actual conditions.

The utility model provides a pair of indoor electric gas pipeline and socket electric arc protector has following beneficial effect:

1, electric arc prevention in hidden engineering:

2 preventing and cutting the arc:

3, electric arc alarm and fire prevention:

4, simple installation and easy construction:

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. An indoor electric gas pipeline and socket arc protection device is characterized by comprising a main isolating switch, a shunt switch, an annular opening type current sensor, a fault arc protector, a cut-off shunt release, a connecting wire and a socket connecting wire;

2. The apparatus of claim 1, wherein an output of the shunt switch is connected to an input of the wiring by a pipeline.

3. The apparatus of claim 1, wherein the fault arc protector comprises:

4. The apparatus of claim 1, further comprising an alarm unit, an input of the alarm unit being connected to the second output of the fault arc protector.

5. The apparatus of claim 1, further comprising a distribution box for housing the main disconnector, shunt switch, open loop current sensor, fault arc protector and disconnect shunt release.