KR101176626B1 - Compact cabiinet panel - Google Patents

Abstract

PURPOSE: A compact cabinet panel is provided to ensure high assemblability because the length of a main bus bar can be controlled according to the number of branch circuit breakers installed. CONSTITUTION: A main circuit breaker(10) is installed in a base panel(70). A main bus bar(40) is connected to the power output terminal of the main circuit breaker. Branch circuit breakers(20,21) are transversely arranged perpendicularly to the length of the main bus bar. A T-type bus bar(50) is integrally formed with a breaker connection bar and connected to the main bus bar through a bus bar connection bar branched downward.

Description

Compact distribution board {COMPACT CABIINET PANEL}

The present invention relates to a compact distribution board, and more particularly, receives electricity from an external distribution line, and supplies electricity to a necessary location inside a building, and includes a circuit breaker or a busbar for safety such as short circuits, waste of power, and abnormal current. The compact distribution panel that can be installed quickly and conveniently by constructing a distribution board with backs installed in multiple layers to reduce the area dramatically, and to assemble the main bus bar flexibly according to the number of circuit breakers consisting of a plurality of circuit boards. It is about.

In general, the distribution panel is a device in which various circuit breakers such as a main circuit breaker, a branch circuit breaker, and an earth leakage circuit breaker are installed in the base panel, and the circuit breakers are electrically connected to each other. It is used to open and close the power supply at the same time as supplying back to each element. Here, a bus bar made of a thick plate such as a copper plate is used to connect between each terminal and the terminal.

8 illustrates a distribution panel according to a conventional embodiment. As shown in FIG. 8, the conventional distribution panel has a main circuit breaker 10, a plurality of branch circuit breakers 20 for applying respective powers to the lower side of the main circuit breaker 10, and a ground circuit breaker for cutting off power on the base panel. 30, the main busbar 40, the branch busbar 53.

A lead wire receiving power from the outside is connected to the power input side of the main circuit breaker 10, and a plurality of main busbars 40 supported by the base panel are connected to the power output side. In addition, the branch circuit breaker 20 and the ground fault circuit breaker 30 are each connected with a branch bus bar 53 at one side thereof, and the branch bus bar 53 is electrically connected to the main bus bar 40 with a clip or a screw 60, or the like. To be in contact with each other.

As the above-mentioned distribution panel is provided with a plurality of circuit breakers and busbars in a closed and narrow interior space, heat generation of the distribution panel itself is severe, and accidents that seriously threaten electrical safety among electrical components disposed adjacent to each other frequently occur. . For example, when a short circuit accident occurs in the branch breaker 20, gas or arc generated in the branch breaker 20 is transferred to the main busbar 40, and flashes between the main busbars 40 arranged in parallel. -over) occurs. The flashover phenomenon of the main busbar 40 has a problem that leads to a large accident in which the entire power supplied to the building is cut off while the main busbar 40 is shorted.

Meanwhile, as illustrated in FIG. 8, the branch circuit breakers symmetrically mounted on both sides of the main busbar 40 are spaced apart at least wider than the area G on which the main busbar 40 is mounted. Therefore, the area of the distribution panel is bound to increase.

In addition, since the length of the main busbar is fixed according to the number of branch circuit breakers to be mounted, there is a problem in that the main busbar needs to be rebuilt by the number of branch circuit breakers to be changed. In other words, there is a problem that the main busbar must be manufactured again as the number of branch breakers is changed.

The present invention has been proposed to solve the above-described problems, the object of the present invention is to reduce the width of the distribution panel in order to facilitate the installation of the distribution panel and beautiful appearance, as well as to flexibly change according to the number of branch breakers to be changed. It is an object of the present invention to provide a compact distribution panel that can significantly reduce the construction cost of the distribution panel while increasing the assembly of the distribution panel by changing the length of the main busbar.

In addition, it is possible to confirm that electricity is properly supplied to a plurality of branch circuit breakers or earth leakage circuit breakers connected through the main busbar, and also to make it possible to easily identify abnormal heat generation and current flow, so that safety accidents may occur in advance. The purpose is to provide a compact distribution panel that can be prevented.

Compact distribution panel according to the present invention for achieving the above object, the main circuit breaker 10 mounted to the base panel 70 to receive power from the outside, and a plurality of the power output terminal of the main circuit breaker 10 is connected A plurality of branch breakers 20 and 21 spaced apart from each other to form a main busbar 40 and the upper side of the main busbar 40 and disposed to be disposed left and right perpendicular to the longitudinal direction of the main busbar 40. And a bus bar connection bar 52 formed integrally with a circuit breaker connection bar 51 having both ends connected to the branch circuit breakers 20 and 21 arranged to the left and right, and branched downward to the main bus bar 40. It is characterized by including the T-shaped bus bar (50) to be connected.

At this time, a plurality of earth leakage circuit breakers 30 are further mounted to the lower side of the branch circuit breakers 20 and 21, and the branch circuit breakers 20 and 21 and the earth leakage circuit breakers 30 are the main busbars 40 and the height. Mounted to a circuit breaker holder 25 fixed to the base panel 70 so as to be spaced apart from each other in a direction, and the T-shaped busbar 50 has a T-shaped upper end at both ends of the branch circuit breakers 20 and 21 to a ground fault circuit breaker. The breaker connecting bar 51 is formed to be connected to each of the 30, and the busbar connecting bar 52 is formed to be integral with the breaker connecting bar 51 and extends downward to be connected to the main busbar 40. It is preferable to form.

In addition, a plurality of branch circuit breakers 20 and 21 to ground circuit breakers 30 and the main bus bar 40 which are electrically connected to the T-shaped bus bar 50 are connected to the bus bar fixing bolts 55 and 56, respectively. The busbar fixing bolts 55 and 56 are coupled to a bolt cap 57 equipped with a temperature sensor 66 and a current sensor 67 to the controller 80 mounted on the base panel 70. It is characterized by outputting a signal.

On the other hand, the compact distribution panel according to another embodiment of the present invention, the main circuit breaker 10 mounted on the base panel 70 so as to receive power from the outside, and the main booth connected to a plurality of power output terminals of the main circuit breaker 10 A bar 40, a main busbar connector module 60 electrically connected to the main busbar 40 and plurally connected to each other, and a layer above the main busbar connector module 60. A plurality of branch circuit breakers 20 and 21 spaced apart from each other and disposed to be mounted to the left and right to be perpendicular to the longitudinal direction of the main busbar 40 and a circuit breaker connected at both ends to the branch circuit breakers 20 and 21 arranged to the left and right. It is characterized in that it comprises a T-shaped bus bar 50 formed integrally with the bar 51 and connected to the main bus bar connector module 60 through the bus bar connecting bar 52 branched downward. .

In this case, a plurality of earth leakage breakers 30 are further mounted to the lower side of the branch breakers 20 and 21, and the branch breakers 20 and 21 and the earth leakage breakers 30 are connected to the main busbar connector module 60. It is mounted to the circuit breaker holder 25 fixed to the base panel 70 so as to be spaced apart in the height direction, the T-shaped bus bar 50, the T-shaped both ends of the upper portion of the branch circuit breaker (20, 21) to earth leakage A breaker connection bar 51 is formed to be connected to the breaker 30, respectively, and is formed integrally with the breaker connection bar 51 and extends downward to connect to the main busbar cable module 60. It is preferably formed of the bar 52.

In addition, a plurality of branch circuit breakers 20 and 21 to ground circuit breakers 30 and the main bus bar 40 which are electrically connected to the T-shaped bus bar 50 are connected to the bus bar fixing bolts 55 and 56, respectively. The busbar fixing bolts 55 and 56 are coupled to a bolt cap 57 equipped with a temperature sensor 66 and a current sensor 67 to the controller 80 mounted on the base panel 70. Outputting a signal, the main busbar connector module 60 includes a plurality of main busbar connectors 61 for connecting with other main busbar connector modules sequentially connected to the main busbar connector module; 61, an extension busbar 41 for electrically connecting the main busbar connector module 60 in one direction on the top surface is formed, and formed on the other main busbar connector module on the other side in the other direction. An extension busbar includes a slot 62 into which the busbar can be inserted and electrically connected. It is preferable to be configured.

On the other hand, the width of the main busbar connector module 60 is formed to be the same as the width of the branch breaker (20, 21) to the ground circuit breaker (30) in the longitudinal direction of the main busbar (40), the main The busbar connector 61 is preferably equipped with a temperature sensor 66 and a current sensor 67 inside to transmit the detected signal to the controller 80.

As described above, according to the present invention, it is possible to reduce the area of the distribution panel, thereby facilitating the installation of the distribution panel, reducing the cost, and making the building beautiful.

In addition, the construction cost can be reduced by easily adjusting the length of the main busbar and the construction cost can be reduced, and the length of the main busbar can be freely adjusted according to the number of branch breakers to be installed. have.

In addition, it is possible to confirm that electricity is properly supplied to a plurality of branch circuit breakers or earth leakage circuit breakers connected through the main busbar, and also to make it possible to easily identify abnormal heat generation and current flow, so that safety accidents may occur in advance. There is a preventable effect on.

1 is a plan view of a compact distribution board according to an embodiment of the present invention;
2a to 2d is a cross-sectional structure diagram of a compact distribution panel according to an embodiment of the present invention,
3a and 3c is a bus bar fixing means in a compact panel according to an embodiment of the present invention,
4 is a plan view of a compact distribution board according to another embodiment of the present invention;
5A and 5B are cross-sectional structural views of a compact distribution board according to another embodiment of the present invention;
6 is a main busbar connector module in a compact distribution board according to another embodiment of the present invention;
7a and 7c is a main busbar connector in a compact distribution board according to another embodiment of the present invention,
8 is a plan view of a distribution panel according to a conventional embodiment.

Hereinafter, a compact distribution panel according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a plan view of a compact distribution board according to an embodiment of the present invention, Figures 2a to 2d is a cross-sectional view of a compact distribution board according to an embodiment of the present invention, Figures 3a and 3c is an embodiment of the present invention Busbar fixing means in the compact distribution panel by way of example.

In addition, Figure 4 is a plan view of a compact panel according to another embodiment of the present invention, Figures 5a and 5b is a cross-sectional view of a compact panel according to another embodiment of the present invention, Figure 6 is another embodiment of the present invention The main busbar connector module in a compact distribution panel by, and Figures 7a and 7c is a main busbar connector in a compact distribution panel according to another embodiment of the present invention.

In adding the reference numerals to the components of the drawings, the same components are to have the same reference numerals as possible even if displayed on different drawings, and known functions that are determined to unnecessarily obscure the subject matter of the present invention Detailed description of the configuration will be omitted. Also, directional terms such as 'top', 'bottom', 'front', 'back', 'tip', 'front', 'back' and the like are used in connection with the orientation of the disclosed figure (s). Since the elements of the embodiments of the present invention can be positioned in various orientations, the directional terminology is used for illustrative purposes, not limitation.

According to an exemplary embodiment of the present invention, a compact distribution panel includes a main circuit breaker 10 mounted to the base panel 70 to receive power from the outside, as shown in FIGS. 1 to 3C, and the main circuit breaker 10. The main busbar 40 is connected to a plurality of power output stage of the) and spaced apart to form a layer to the upper portion of the main busbar 40 and is disposed to be mounted left and right perpendicular to the longitudinal direction of the main busbar 40 Busbar connection bar 52 formed integrally with a plurality of branch circuit breakers 20 and 21 and a circuit breaker connection bar 51 connected at both ends to the branch circuit breakers 20 and 21 arranged to the left and right and branched downward. It is configured to include a T-shaped busbar (50) connected to the main busbar (40) through.

In this case, the branch breakers 20 and 21 are preferably mounted on the breaker holder 25 fixed to the base panel 70 so as to be spaced apart from the main busbar 40 in the height direction. In addition, it is preferable that a plurality of earth leakage breakers 30 are mounted to the lower side of the branch breakers 20 and 21.

As shown in FIGS. 2A and 2B, the T-shaped bus bar 50 has a T-shaped both ends of the upper part connected to the circuit breaker 20, 21 to the circuit breaker 30, respectively. And forming a bus bar connection bar 52 so as to be integrally formed with the circuit breaker connection bar 51 and extended downward to be connected to the main bus bar 40. At this time, it is preferable that the breaker connection bar 51 connected to the branch breakers 20 and 21 to the earth leakage breaker 30 is spaced apart to a minimum to reduce the width of the entire distribution board. In other words, it is preferable to minimize the distance corresponding to 'F' of FIG. 1.

Meanwhile, the plurality of branch circuit breakers 20 and 21 to ground circuit breakers 30 and the main bus bar 40 which are electrically connected to the T-shaped bus bar 50 are connected to the bus bar fixing bolts 55 and 56, respectively. 3A to 3C, the bolt cap 57 having a temperature sensor 66 and a current sensor 67 is coupled to the busbar fixing bolts 55 and 56.

The bolt cap 57 has a temperature sensor 66 and a current sensor so as to detect a flow of a temperature rise or a current generated at a contact point between the branch breakers 20 and 21 to the ground fault breaker 30 and the main busbar 40. 67 is mounted, and this signal is output to the controller 80 mounted on one side of the distribution panel through the signal output connector 68 mounted on the upper surface. Therefore, the high temperature that may occur in the distribution panel in advance, or it is possible to easily and quickly determine the interruption or flow of the current. Here, since the operation of the controller 80 is a known technique, a detailed description thereof will be omitted. In addition, the bolt cap 57 is closely coupled to the busbar fixing bolts 55 and 56 to be measured through the temperature sensor 66, and the current sensor 67 is a circuit breaker connection bar 51. Or by detecting the magnetic field formed in the busbar connecting bar 52.

Meanwhile, FIG. 4 is another embodiment of the present invention, in which a plurality of main busbars 40 connected to the main breaker 10 are connected to the main busbar connector module 60.

The main busbar connector module 60 is connected to the plurality of main busbar 40 in the longitudinal direction so that the main busbar 40 can be fitted and electrically connected as shown in FIGS. 4 to 7c, respectively. It is composed. Here, the main busbar connector module 60 is composed of a plurality of main busbar connectors 61 so that the main busbar 40 can be fitted, respectively, the main busbar connector 61 is provided on the top surface. The main bus bar 40 is connected in one direction, and an extension bus bar 41 is inserted into the other side of the other direction, thereby forming a slot 62 to be electrically connected.

In addition, the main busbar connector module 60, as shown in FIG. 6, the busbar connecting bar 52 of the T-shaped busbar 50 has a busbar fixing bolt 56 on its upper surface, respectively. Connected and fixed through. Therefore, according to another embodiment of the present invention, as shown in FIG. 5B, the main busbar 40 connected to the main breaker 10 is connected to the first main busbar connector module 60 and the first main busbar. An extension busbar 41 of the second main busbar connector module 60 is inserted into a slot formed in the connector module 60 so that a plurality of main busbar connector modules 60 are sequentially connected.

5A is a cross-sectional view of the C-C line of FIG. 4, FIG. 5B is a cross-sectional view of the B-B line of FIG. 4, and FIG. 5B is a view of the T-shaped busbar 50 omitted. 7A is a cross-sectional view of the D-D line of FIG. 6, and FIG. 7B is a cross-sectional view of the E-E line of FIG.

On the other hand, the width of the main busbar connector module 60 is preferably formed to be the same as the width of the branch breaker (20, 21) to the circuit breaker (30) in the longitudinal direction of the main busbar (40). .

In the main busbar connector 61, as shown in FIGS. 7A to 7C, a temperature sensor 66 and a current sensor 67 may be mounted inside the upper end, respectively. Accordingly, the temperature and current generated from the main bus bar 40 to the extension bus bar 41, which are connected to each other in the same manner as the bolt cap 57, may be detected, and the signal output connector 68 mounted on one side may be detected. The detected signal is transmitted to the controller 80 through the controller 80.

In addition, the main busbar connector 61, the extension busbar 41 is fitted through the slot 62 formed on the other side of the other side, the extension busbar 41 is elastic by the spring 64 It is sandwiched between the connecting terminals 63 to be firmly connected. The present invention is not limited to the main busbar connector 61 including the connection terminal 63 and the spring 64 as described above, and the connector electrically connectable with the extension busbar 41 may be applicable. will be.

The effect of the present invention configured as described above looks at another embodiment of the present invention as an example.

First, as shown in FIG. 4, the main circuit breaker 10 is mounted on the base panel 70.

Thereafter, the main busbar connector module 60 is connected to the main circuit breaker 10 as many as the number of branch circuit breakers 20 and 21 to the ground circuit breaker 30. At this time, the main busbar 40 is connected to the first main busbar connector module 60, the second main busbar connector module 60 is configured to be equipped with an extension busbar 41, respectively.

Therefore, when only two branch circuit breakers 20 and 21 are needed, the main bus bar connector module 60 to which the main bus bar 40 of the main circuit breaker 10 is connected will be configured, and the additional branch circuit breakers 20 and 21 may be used. ) Or when the earth leakage breaker 30 is connected, the main busbar connector module 60 may be additionally connected according to the number of connected circuits. That is, according to the present invention, the length of the main busbars can be freely adjusted and assembled according to the required number of branch breakers 20 and 21 or the earth leakage breaker 30, and thus the branch breakers 20 and 21 or the earth leakage breaker 30 can be assembled. Even with the change of the number, it is possible to assemble the distribution board flexibly.

After connecting a plurality of main busbar connector modules 60, the branch circuit breakers 20 and 21 to a ground circuit breaker 30 are mounted on both sides of each main busbar connector module 60, and a T-shaped busbar 50 ) Using the busbar fixing bolts (55, 56).

At this time, the main bus bar connector 61 connected to the main bus bar 40 to the extended bus bar 41 and the temperature cap 66 on the fixing cap 57 of the bus bar fixing bolts 55 and 56, respectively. Since the eddy current sensor 67 is mounted, it is possible to easily observe the flow of temperature and current of the entire distribution panel through the controller 80.

On the other hand, the present invention by arranging the branch circuit breaker to the circuit breaker connected to the main busbar on the upper layer so as to be spaced apart from the main busbar to dramatically reduce the overall area of the distribution panel to enhance the appearance of the building and reduce the production cost. In addition, since the main busbar connector module is assembled as described above, even if the number of branch breakers or earth leakage breakers connected to the distribution panel is changed, the main busbar connector module can be quickly replaced without replacing the main busbar as in the prior art. By adding or subtracting, it is possible to assemble the distribution panel.

The embodiments of the present invention described above and illustrated in the drawings should not be construed as limiting the technical spirit of the present invention. The scope of protection of the present invention is limited only by the matters described in the claims, and those skilled in the art will be able to modify the technical idea of the present invention in various forms. Accordingly, such improvements and modifications will fall within the scope of the present invention if they are apparent to those skilled in the art.

10: main circuit breaker 20, 21: branch circuit breaker
25: breaker holder 30: earth leakage breaker
40: main bus bar 41: extension bus bar
50: T busbar 51: Breaker connection bar
52: busbar connecting bar 53: branch busbar
55, 56: busbar fixing bolt 57: bolt cap
60: main busbar connector module 61: main busbar connector
62: slot 63: connection terminal
64: spring 66: temperature sensor
67: current sensor 68: signal output connector
70: base panel 80: controller

Claims (7)

A main circuit breaker 10 mounted to the base panel 70 to receive power from the outside;
A main busbar 40 connected to a plurality of power output terminals of the main circuit breaker 10;
A plurality of branch breakers 20 and 21 spaced apart from each other to form a layer on top of the main bus bar 40 and disposed to be mounted to the left and right to be perpendicular to the longitudinal direction of the main bus bar 40; And
The main busbar 40 is connected to the main busbar 40 through a busbar connection bar 52 which is integrally formed with the circuit breaker connection bar 51 having both ends connected to the branch circuit breakers 20 and 21 arranged to the left and right, and branched downward. Compact distribution board, characterized in that comprises a T-shaped bus bar (50).
The method according to claim 1,
A plurality of earth leakage breakers 30 are further mounted to the lower side of the branch breakers 20 and 21,
The branch breakers 20 and 21 and the ground fault breaker 30 are mounted to a breaker holder 25 fixed to the base panel 70 so as to be spaced apart from the main busbar 40 in the height direction.
The T-shaped bus bar 50, the T-shaped both ends of the upper portion of the circuit breaker connecting bar (51, 22) to the circuit breaker (30) to form a circuit breaker connecting bar (51), respectively, the circuit breaker connecting bar ( 51 is integrally formed with a bus bar connection bar 52 is formed integrally with the bus bar to be connected to the main bus bar (40).
The method according to claim 1 or 2,
The plurality of branch circuit breakers 20 and 21 to ground circuit breakers 30 and the main bus bar 40 which are electrically connected to the T-shaped bus bar 50 are connected to the bus bar fixing bolts 55 and 56, respectively.
The busbar fixing bolts 55 and 56 are coupled to a bolt cap 57 equipped with a temperature sensor 66 and a current sensor 67 to signal to the controller 80 mounted on the base panel 70. A compact distribution panel characterized by outputting.
A main circuit breaker 10 mounted to the base panel 70 to receive power from the outside;
A main busbar 40 connected to a plurality of power output terminals of the main circuit breaker 10;
A main busbar connector module 60 electrically connected to the main busbar 40 and plurally connected to the main busbar 40;
A plurality of branch breakers 20 and 21 spaced apart from each other to form a layer on the main busbar connector module 60 and arranged left and right to be perpendicular to a longitudinal direction of the main busbar 40; And
The main busbar connector module 60 is formed integrally with the circuit breaker connection bar 51 having both ends connected to the branch circuit breakers 20 and 21 arranged to the left and right, and the bus bar connection bar 52 branched downward. Compact distribution panel comprising a T-shaped bus bar (50) connected to.
The method of claim 4,
A plurality of earth leakage breakers 30 are further mounted to the lower side of the branch breakers 20 and 21,
The branch circuit breakers 20 and 21 and the ground fault circuit breaker 30 are mounted to the breaker holder 25 fixed to the base panel 70 so as to be spaced apart from the main busbar connector module 60 in the height direction.
The T-shaped bus bar 50, the T-shaped both ends of the upper portion of the circuit breaker connecting bar (51, 22) to the circuit breaker (30) to form a circuit breaker connecting bar (51), respectively, the circuit breaker connecting bar ( 51 and a compact distribution panel, characterized in that it is formed integrally with the busbar connecting bar 52 extending downwards to be connected to the main busbar cabling module (60).
The method according to claim 4 or 5,
The plurality of branch circuit breakers 20 and 21 to ground circuit breakers 30 and the main bus bar 40 which are electrically connected to the T-shaped bus bar 50 are connected to the bus bar fixing bolts 55 and 56, respectively.
The busbar fixing bolts 55 and 56 are coupled to a bolt cap 57 equipped with a temperature sensor 66 and a current sensor 67 to signal to the controller 80 mounted on the base panel 70. Output,
The main busbar connector module 60 includes a plurality of main busbar connectors 61 for connecting with other main busbar connector modules sequentially connected to each other.
The main busbar connector 61 has an extension busbar 41 for electrically connecting to the main busbar connector module 60 in one direction on an upper surface thereof, and the other main on the other side in the other direction. Compact bus distribution panel, characterized in that it comprises a slot 62 is inserted into the extension bus bar formed in the bus bar connector module can be electrically connected.
The method of claim 6,
The width of the main busbar connector module 60 is formed to be the same as the width of the branch breaker (20, 21) to the ground circuit breaker (30) in the longitudinal direction of the main busbar 40,
The main busbar connector (61), the temperature sensor 66 and the current sensor (67) is mounted inside each of the compact distribution panel, characterized in that for transmitting the detected signal to the controller (80).

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