KR102253334B1 - A terminal box for apartment house - Google Patents

Abstract

The present invention relates to an electricity terminal box for apartment house electricity which fixes a variety of circuit breakers such as a circuit breaker for electric wiring, an earth leakage breaker and the like in an electricity terminal box of an apartment house so as to lever switches thereof and levers to be located on the same or similar line. Therefore, the electricity terminal box for apartment house electricity Integrally monitors, in real time, whether it is an actual operation state to an off state of a lever switch for a circuit breaker through a sensing unit based on a light receiving/emitting element and simultaneously monitors, in real time, an output current value of each circuit breaker through a current measurer, thereby preventing a non-operation due to circuit breaker abnormality, which may occur, and an electricity accident and a fire accident due to it. According to the electricity terminal box for apartment house electricity comprises a box body, a circuit breaker height adjustment plate, a sensing unit, a current measurer, a control unit, and a circuit breaker force operation unit.

Description

Electric terminal box for apartment house electricity {A terminal box for apartment house}

In the present invention, various breakers such as a circuit breaker and an earth leakage breaker can be fixedly installed in the electric terminal box of an apartment house so that the lever switches and levers are located on the same or similar line. Real-time monitoring of the actual operation in the off state and at the same time monitoring the output current value of each circuit breaker through a current measuring device in real time, in advance of possible failure of the circuit breaker due to possible circuit breaker abnormalities and electrical and fire accidents. It is related to the electrical terminal box of the apartment house electricity to be prevented.

In general, the electrical terminal box provides a space for connecting wires (electrical lines, telephone lines, Internet dedicated lines, etc.) that are embedded in a wall and are introduced into the interior of the building when constructing a building such as an apartment house. That is, the electrical terminal box is usually installed in a manner in which only the receiving space of the electric wire is exposed to the outside, and the rest of the electric terminal box is embedded in the wall.

In addition, breakers such as a circuit breaker or an earth leakage breaker are installed in the electrical terminal box.

However, situations in which such circuit breakers are not operated in time due to aging or inexperienced operation of the user often occur, and if such a situation occurs in an apartment house and leads to a fire, great personal injury and property damage may be caused.

Therefore, there is a need for a technology capable of effectively suppressing leading to a large fire while ensuring a more stable operation of the circuit breakers installed in the electrical terminal box of an apartment house.

Republic of Korea Patent Registration No. 10-0906976 (2009.07.08. Announcement), “Electric terminal box for apartment houses” Korean Patent Registration No. 10-0758685 (Announcement on September 13, 2007), “Safety Electricity Supply Terminal Box for Apartment House” Korean Patent Registration No. 10-2143553 (Announcement on Aug. 12, 2020), “Electric terminal box system for indoor electricity in apartment houses” Republic of Korea Patent Registration No. 10-2137233 (announced on 23 July 2020), “Electric terminal box installed on the wall of an apartment house”

According to an embodiment of the present invention, various breakers such as a circuit breaker and an earth leakage breaker can be fixedly installed in the electric terminal box of an apartment house so that the lever switch and the lever are located on the same or similar line. Real-time monitoring of the actual operation of the lever switch in the off state and at the same time monitoring the output current value of each circuit breaker through a current meter in real time. Provides an electrical terminal box for the apartment house electricity to prevent accidents in advance.

In the electric terminal box of the apartment house according to the embodiment of the present invention, wiring devices for supplying electricity in the apartment house and the installation space 110 of various circuit breakers are formed, and one side so that the installation space 110 communicates with the outside. Is opened, and a plurality of vertical guide grooves 130 are formed on the inner side facing the opened side (hereinafter referred to as “breaker mounting surface”, reference numeral 120) while maintaining a gap along the horizontal direction. And, the breaker 20 is installed for each of the vertical guide grooves 130 on the breaker mounting surface 120 so that the breakers 20 are respectively mounted, and the vertical guide grooves 130 are slid in the vertical direction and selected from various heights that are slid. A plurality of breaker height adjustment plates 200 that are installed to be fixed in a manner that is installed for each of the vertical guide grooves 130 on the breaker mounting surface 120, each of which is a corresponding vertical guide groove 130 A plurality of breaker height adjustment plates 200 installed to enable selective fixation at various heights sliding and sliding in the vertical direction along the guide groove 130, and breakers mounted for each of the breaker height adjustment plates 200 ( A sensing unit 300 installed on the circuit breaker mounting surface 120 to sense the operation of the 20) in the OFF state, a current measuring device 400 respectively installed at the output terminals of the circuit breakers 20, and the Threshold current values calculated by calculating a reference current value when operating in the off state for each circuit breaker 20 are preset, and the measured value of the current measuring device 400 among the circuit breakers 20 is greater than the threshold current value and the sensing A control unit 500 that outputs an operation control signal when there is a breaker 20 in which an operation signal in the off state is not detected from the unit 300, and the breaker 20 and the breaker 20 are individually formed on the breaker mounting surface 120 It is installed so as to correspond, and may include a breaker forcibly manipulating unit 600 for forcibly switching the corresponding breaker 20 to the off state according to the operation control signal of the control unit 500.

According to an embodiment of the present invention, various circuit breakers, such as a circuit breaker and an earth leakage circuit breaker, may be fixedly installed to position the lever switch and lever on the same or similar line in the electric terminal box of an apartment house. Real-time monitoring of the actual operation of each breaker's lever switch in the off state through the sensing unit and at the same time monitoring the output current value of each breaker through a current meter, Electric accidents and fire accidents can be prevented in advance.

1 is a view illustrating an electrical terminal box of an apartment house according to an embodiment of the present invention from the front
2 is a front view illustrating a state in which a breaker is mounted on a breaker height adjustment plate in an electric terminal box of an apartment house according to an embodiment of the present invention
3 is a block diagram schematically illustrating a sensing unit and a sensing function thereof in an electric terminal box of an apartment house according to an embodiment of the present invention
4 is a block diagram illustrating an electrical configuration in an electric terminal box of an apartment house electricity according to an embodiment of the present invention

The following detailed descriptions of the present invention are embodiments in which the present invention may be practiced, and reference is made to the accompanying drawings shown as examples of the corresponding embodiments. These embodiments will be described in detail sufficient for those skilled in the art to practice the present invention. It should be understood that the various embodiments of the present invention are different from each other, but need not be mutually exclusive. For example, specific shapes, structures, and characteristics described herein may be implemented in other embodiments without departing from the spirit and scope of the present invention in relation to one embodiment. In addition, it should be understood that the location or arrangement of individual components in each described embodiment may be changed without departing from the spirit and scope of the present invention.

Accordingly, the detailed description to be described below is not intended to be taken in a limiting sense, and the scope of the present invention is limited only by the appended claims, along with all scopes equivalent to those claimed by the claims, if appropriately described. Like reference numerals in the drawings refer to the same or similar functions over several aspects.

Terms used in the present invention have selected general terms that are currently widely used as possible while taking functions of the present invention into consideration, but this may vary according to the intention or precedent of a technician working in the field, the emergence of new technologies, and the like. In addition, in certain cases, there are terms arbitrarily selected by the applicant, and in this case, the meaning of the terms will be described in detail in the description of the corresponding invention. Therefore, the terms used in the present invention should be defined based on the meaning of the term and the overall contents of the present invention, not a simple name of the term.

In the present invention, when a part "includes" a certain component in the whole, it means that other components may be further included rather than excluding other components unless otherwise stated. In addition, “… Wealth”, 　＂… The term “module” refers to a unit that processes at least one function or operation, which may be implemented as hardware or software, or a combination of hardware and software.

An electric terminal box of an apartment house according to an embodiment of the present invention will be described with reference to FIGS. 1 to 4.

1 is a diagram illustrating an electrical terminal box of an apartment house electricity according to an embodiment of the present invention from the front, and FIG. 2 is a circuit breaker in the height adjustment plate of a breaker in the electrical terminal box of an apartment house according to an embodiment of the present invention. It is a diagram illustrating the mounted state from the front, and FIG. 3 is a schematic diagram illustrating a sensing unit and a sensing function thereof in an electric terminal box of an apartment house according to an embodiment of the present invention, and FIG. 4 is A block diagram illustrating an electrical configuration in an electrical terminal box of an apartment house according to an embodiment.

As shown, the electrical terminal box of the apartment house according to an embodiment of the present invention is a box body 100, a breaker height adjustment plate 200, a sensing unit 300, a current meter 400, a control unit 500 And it is configured to include a circuit breaker forced operation unit 600.

The box body 100 forms the body of the electrical terminal box of the apartment house according to an embodiment of the present invention, and the box body 100 includes wiring devices for supplying electricity in the apartment house and an installation space for various circuit breakers. (110) is formed. In other words, the box body 100 supplies electricity to the apartment house, such as a terminal block 10 for electrical wiring in which a screw (not shown) and a round washer (not shown) are installed on a copper busbar (not shown). It forms the installation space 10 of the various circuit breakers 20, such as wiring devices for, and an earth leakage circuit breaker, a circuit breaker.

In addition, the box body 100 has one side open so that the installation space 110 communicates with the outside, and an inner side facing the open side (hereinafter referred to as “breaker mounting surface”, reference numeral 120) has a plurality of vertical guide grooves ( 130) is formed while maintaining the spacing along the horizontal direction. In addition, the box body 100 has a door 140 for opening and closing an opened side.

The breaker height adjustment plate 200 is installed for each vertical guide groove 130 on the breaker mounting surface 120 of the box body, and each breaker height adjustment plate 200 is a vertical guide groove 130 on the breaker mounting surface 120. ) Are installed to enable selective fixation at various heights slid and slid in the vertical direction along the vertical guide groove 130. In addition, a breaker 20 is mounted for each of the breaker height adjustment plate 200. In addition, in the present embodiment, the selective fixing of the breaker height adjustment plate 200 at various sliding heights is made based on the tightening bolt 230, but the present invention is not limited thereto, and the breaker height adjustment plate ( While 200) slides along the vertical guide groove 130, it may be implemented in various ways through known techniques within a range that satisfies a condition in which selective fixation can be performed at various heights.

If further described based on the present embodiment, the breaker height adjustment plate 200 has a guide protrusion 210 formed in the center of the rear surface, such that the guide protrusion 210 is a vertical guide groove 130 of the circuit breaker mounting surface 120 It is inserted into and slides along the vertical guide groove (130). And the breaker height adjustment plate 200 has a coupling piece 220 is formed in the center of each of the upper and lower both ends, each of these coupling pieces 220 are screw holes 221 on both sides in the left and right directions around the vertical guide groove (130). ) Are formed respectively. And as the tightening bolts 230 are screwed for each screw hole 221 of the coupling piece 220, and the tip of the fastening bolt 230 is in close contact with the breaker mounting surface 120, the breaker height adjustment plate 200 is formed on the breaker mounting surface ( 120).

And in the following description, the breaker 20 located at the far left of the breakers 20 installed for each breaker height adjustment plate 200 is the first breaker, and the remaining breakers 20 are sequentially second in the right direction. It is referred to as a to n-th circuit breaker and will be described based on this if necessary.

The sensing unit 300 is installed on the breaker mounting surface 120 to detect the operation of the breakers 20 mounted for each breaker height adjustment plate 200 in an OFF state. In addition, the sensing unit 300 may be a method of sensing when the lever switch 21 of the breaker 20 is operated from an ON state to an OFF state. To this end, the light emitting sensor board 310 , It may be configured to include a plurality of light-emitting elements 320, a light-receiving sensor board 330, and a plurality of light-receiving elements 340.

The light-emitting side sensor board 310 is formed to be elongated in the vertical direction, and this light-emitting side sensor board 310 is a lever 21a included in the lever switch 21 of the breaker 20 rotates in the vertical direction. It is installed on the circuit breaker mounting surface 120 to correspond to the section. To further explain, the light-emitting side sensor board 310 is elongated along the vertical direction at a position parallel to the horizontal direction with respect to the circuit breakers 20 arranged along the horizontal direction.

The light-emitting elements 320 are installed on the light-emitting side sensor board 310 while maintaining a distance from each other along a vertical direction. In the following description, the uppermost light-emitting device 320 is referred to as a first light-emitting device, and the remaining light-emitting devices 320 are sequentially referred to as second to nth light-emitting devices along a downward direction, and if necessary, the light-emitting device 320 is referred to as a first light-emitting device.

The light-receiving-side sensor board 330 is formed to be elongated in the vertical direction, and the light-receiving-side sensor board 330 is a circuit breaker mounting surface 120 to be positioned opposite to the light-emitting-side sensor board 310 in the horizontal direction. It is installed on.

The light-receiving elements 340 are installed on the light-receiving-side sensor board 330 while maintaining a distance from each other along a vertical direction. At this time, each light-receiving element 340 is installed to correspond to the light-emitting elements 320 of the light-emitting-side sensor board 310, in other words, each light-receiving element 340 is a light-emitting-side sensor board 310 ) Is installed to correspond to one of the light-emitting elements 320 of FIG. In the following description, the light-receiving element 340 positioned at the top is referred to as a first light-receiving element, and the remaining light-receiving elements 340 are sequentially referred to as second to n-th light-receiving elements along the downward direction, and this will be described with reference to this.

In addition, the sensing action of the sensing unit 300 will be described together in the description of the control unit 500 to be described later.

The current meter 400 is installed at the output terminals of the circuit breakers 20, respectively, and the current meter 400 is the output terminal of the circuit breaker 20 according to the present embodiment, separate from the existing current measurement configuration of the circuit breaker 20 itself. It is a configuration that is additionally installed in the. In addition, the current meter 400 is configured to include identification information of the corresponding circuit breaker 20 when transmitting the measured value to the control unit 500 to be described later and transmit it.

The control unit 500 pre-sets threshold current values calculated by calculating the reference current value when operating in the off state for each breaker 20, and accordingly, the control unit 500 measures the current measuring device 400 among the breakers 20. When there is a circuit breaker 20 whose value is greater than the threshold current value and the operation signal in the off state from the sensing unit 300 is not detected, an operation control signal for the forced circuit breaker 600, which will be described later, is transmitted to the forced circuit breaker operation unit 600. ).

At this time, when the first circuit breaker among the above-described circuit breakers 20 is operated in the off state, the control unit 500 controls the light emitting elements 320 in all of the first to nth light receiving elements, which are the light receiving elements 340 of the sensing unit 300. ) Will occur when the optical signal is not received, and when the second circuit breaker is operated in the off state, the optical signal of the first light-emitting element is continuously received only on the first light-receiving element among the first to n-th light-receiving elements, and the remaining light-receiving elements In the 340s, a point in time when the optical signal of the corresponding light emitting devices 320 is not received will occur, and when the third circuit breaker is operated in the off state, the first light-receiving device and the second light-receiving device among the first to n-th light-receiving devices Only when the optical signal of the first light emitting device or the second light emitting device is continuously received, and the other light receiving devices 340 may generate a point in time at which the optical signal of the corresponding light emitting devices 320 is not received, the circuit breaker 20 ) To determine whether they operate in the off state.

And this determination method of the control unit 500 is that the measured current value of the current measuring device 400 through the output terminal only in any one of the breakers 20 is equal to or greater than the above-described threshold current value, and accordingly, the corresponding circuit breaker Only (20) can be applied only to the case of operating the lever switch 21 in the off state.

The breaker forced operation unit 600 is installed to correspond to the breakers 20 individually on the breaker mounting surface 120 of the box body 100, and the corresponding breaker 20 is turned on in accordance with the above-described operation control signal of the control unit 500. It has the function of forcibly switching to the off state.

And such a breaker forcible operation unit 600 may be configured to include a falling member 610, a free fall prevention block 620, and a block movable means 630.

The falling member 610 is located so as to be in contact with the lower end of the circuit breaker 20, and the falling member 610 includes a strap 611 connected to the lever 21a of the lever switch 21 of the circuit breaker 20. It is composed. And in this embodiment, an insertion hole 21a-1 penetrating laterally through the lever 21a of the lever switch 21 is formed, and the strap 611 of the dropping member 610 is such an insertion hole 21a-1. ) Is inserted into and connected to the lever 21a, but the present invention is not limited thereto.

The free fall prevention block 620 functions to support the falling member 610 so that free fall of the falling member 610 is prevented.

The block movable means 630 functions to move the free fall prevention block 620 in the horizontal direction so that the supporting role of the free fall prevention block 620 with respect to the falling member 610 is released. In addition, in the present embodiment, the block movable means 630 is made of a solenoid actuator, but the present invention is not limited thereto.

Breaker forced operation unit 600, through the above-described configuration, in accordance with the operation control signal of the control unit 500, the block movable means 630 moves the free fall prevention block 620 to the support release position for the falling member 610 And, accordingly, as the falling member 610 falls, the lever 21a of the lever switch 21 of the breaker 20 is pulled downward, and by the pulling force through the falling member 610, the breaker 20 is The lever switch 21 is operated in an off state.

And in the following description, the breaker forcible manipulation part 600 located at the far left of the breaker forcible manipulation parts 600 is the first breaker compulsory manipulation part, and the rest of the breaker compulsory manipulation parts 600 are sequentially 2 to 2 in the right direction. It is referred to as the nth breaker compulsory operation unit and will be described based on this if necessary.

In addition, identification information of each of the breaker forced manipulation units 600 is registered in the control unit 500, and the identification information of the matched breakers 20 for each breaker forced manipulation unit 600 is registered in the identification information of the breaker forced manipulation units 600, respectively. Mapped and saved. To further explain, the control unit 500 has the identification information of the first circuit breaker and the identification information of the first circuit breaker forced operation unit mapped and stored, and the identification information of the second circuit breaker and the identification information of the second circuit breaker forced operation unit are mapped and stored. In this manner, identification information of all the breakers 20 and all of the breaker forced operation units 600 corresponding thereto are individually mapped and stored.

Accordingly, the control unit 500 outputs an operation control signal to the forced operation unit 600 according to the measured value of the current measuring device 400 and the signal from the sensing unit 300. It is possible to output an operation control signal to the forced operation unit 600.

By the above-described configuration, when installing the electrical terminal box in an apartment house, through the height adjustment function of the breaker height adjustment plate 200, various breakers 20 such as a circuit breaker and an earth leakage breaker are transferred to the lever switch 21 and the lever 21a. ) To be located on the same or similar line, and the output current value of each breaker 20 and the lever for each breaker 20 through the sensing unit 300 based on the light-emitting elements 340 and 320 While monitoring the operation status and actual operation of the switch 21 in the OFF state in real time, it prevents the failure of the circuit breaker 20 and the resulting electrical and fire accidents in advance. It is done.

As described above, in the present description, specific matters such as specific components, etc., and limited embodiments and drawings have been described, but this is provided only to help a more general understanding of the present invention, and the present invention is limited to the above embodiments. No, various modifications and variations are possible from these descriptions by those of ordinary skill in the field to which the present invention belongs.

Therefore, the spirit of the present invention is limited to the described embodiments and should not be written, and all things having equivalent or equivalent modifications to the claims as well as the claims to be described later belong to the scope of the inventive concept.

10: terminal block for wiring 20: circuit breaker
21: lever switch 21a: lever
21a-1: insertion hole 100: box body
110: installation space 120: circuit breaker mounting surface
130: vertical guide groove 140: door
200: breaker height adjustment plate 210: guide protrusion
220: coupling piece 221: screw hole
230: tightening bolt 300: sensing unit
310: light-emitting side sensor board 320: light-emitting element
330: light-receiving sensor board 340: light-receiving element
400: current meter 500: control unit
600: circuit breaker forced operation unit 610: falling member
620: free fall prevention block 630: block movable means
611: strap

Claims (1)

An installation space 110 of wiring devices and various circuit breakers for supplying electricity in the apartment house is formed, one side is opened so that the installation space 110 communicates with the outside, and an inner side facing the opened side (hereinafter “ A box body 100 formed with a plurality of vertical guide grooves 130 maintained at intervals along the horizontal direction in the "blocker mounting surface", reference numeral 120):
Each of the vertical guide grooves 130 is installed on the circuit breaker mounting surface 120 so that the circuit breakers 20 are respectively mounted, each of the vertical guide grooves 130 in the vertical direction along the vertical guide groove 130 A plurality of breaker height adjustment plates 200 installed to enable selective fixing at various heights sliding and sliding:
A sensing unit 300 installed on the breaker mounting surface 120 to detect the operation of the breakers 20 mounted for each breaker height adjustment plate 200 in an OFF state:
A current measuring device 400 that is installed at the output terminals of the circuit breakers 20, respectively, and transmits the identification information of the corresponding circuit breaker 20 among the circuit breakers 20 when transmitting the measured value to the receiving target:
Threshold current values calculated by calculating a reference current value when operating in the off state for each of the circuit breakers 20 are preset, and the measured value of the current measuring device 400 among the circuit breakers 20 is equal to or greater than the threshold current value. A control unit 500 for outputting an operation control signal when there is a circuit breaker 20 in which an operation signal in the off state from the sensing unit 300 is not detected: And
A breaker forced operation unit 600 that is installed on the breaker mounting surface 120 so as to correspond to the breakers 20 individually, and forcibly switches the breaker 20 to an off state according to the operation control signal of the control unit 500 ), and
The sensing unit 300 is formed to be elongated in the vertical direction, and the breaker mounting surface corresponds to a section in which the lever 21a included in the lever switch 21 of the breaker 20 rotates in the vertical direction. Doedoe installed in 120, the light-emitting side sensor board 310 which is installed long along the vertical direction at a position parallel to the horizontal direction with respect to the circuit breakers 20 arranged along the horizontal direction;
First to n-th light-emitting devices 320 sequentially installed on the light-emitting side sensor board 310 while maintaining a distance from each other in a vertical direction;
A light-receiving-side sensor board 330 installed on the circuit breaker mounting surface 120 to be elongated along the vertical direction and to face the light-emitting-side sensor board 310 from the opposite side of the horizontal direction;
The light-receiving-side sensor board 330 is sequentially installed while maintaining a distance from each other in a vertical direction, each of the first to the first to be installed to correspond individually to the light-emitting elements 320 of the light-emitting-side sensor board 310 Including an n-th light-receiving element 340,
When the measured current value of the current measuring device 400 through the output terminal of only one of the breakers 20 among the breakers 20 becomes more than the above-described threshold current value, the lever of the corresponding breaker 20 Based on the case where the switch 21 is operated in the off state, when the leftmost first circuit breaker among the circuit breakers 20 is operated in the off state, the light emission from all of the first to nth light-receiving elements 340 When an optical signal of the elements 320 is not received, and the second circuit breaker from the left of the circuit breakers 20 is operated in an off state, the first to the n-th light-receiving elements 340 1 A time point occurs when the optical signal of the first light-emitting element 320 is continuously received only in the light-receiving element 340 and the optical signal of the light-emitting element 320 is not received in the remaining light-receiving elements 340, and the circuit breaker ( 20) When the third circuit breaker from the left is operated in an off state, only the first light-receiving element 340 and the second light-receiving element 340 of the first to n-th light-receiving elements 340 are The light-emitting element 320 or the second light-emitting element 320 is continuously receiving the optical signal, and the remaining light-receiving elements 340 are determined according to the occurrence of a point in time at which the optical signal of the corresponding light-emitting element 320 is not received. It is determined whether the breakers 20 operate in the off state, and the identification information of each of the breaker forced manipulation units 600 is registered and matched for each breaker forced manipulation unit 600 to the identification information of the registered breaker forced manipulation units 600 The identification information of the circuit breaker 20 is mapped and stored, respectively,
The breaker forcing operation part 600 is positioned to contact the lower end of the breaker 20 and includes a strap 611 connected to the lever 21a of the lever switch 21 of the breaker 20 ( 610), a free fall prevention block 620 having a function of supporting the falling member 610 to prevent free fall of the falling member 610, and the free fall prevention block 620 for the falling member 610 ( Including a block movable means 630 having a function of moving the free fall prevention block 620 in a horizontal direction so that the supporting role of 620 is released, the block movable means ( As 630 moves the free fall prevention block 620 to the support release position for the falling member 610, the falling member 610 falls and the lever switch 21 of the breaker 20 Pull the lever (21a) downward so that the lever switch 21 is operated in the off state,
Through the height adjustment function of the breaker height adjustment plate 200, the breakers 20 are fixed in the box body 100 so that the lever switch 21 and the lever 21a are located on the same or similar line, and the The output current value of the circuit breaker 20 and the operation status and actual operation of the lever switch 21 for each circuit breaker 20 in the off state through the sensing unit 300 based on the receiving and light emitting devices 340 and 320 Electrical terminal box of the apartment house, characterized in that the operation is monitored in real time at a time.

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