KR100942605B1 - The assembly power distribution board - Google Patents

Abstract

PURPOSE: An assembly power distribution board is provided to secure stability of an operation by minimizing an exposure distance of a main bus bar when mounting a branch breaker on the main bus bar. CONSTITUTION: A main circuit breaker(110) is arranged on an upper side of a base panel. A main bus bar(130) is connected to the main circuit breaker. A plurality of bus bars of the main bus bar are stacked on the upper side of the base panel. A connector connects the main circuit breaker with the main bus bar. A support supports the main bus bar. One side of a plug(200) is electrically connected to the main bus bar. A branch breaker(120) is electrically connected to the other side of the plug and is mounted on the upper side of a breaker holder(300).

Description

Prefabricated Distribution Board {The Assembly Power Distribution Board}

The present invention relates to a prefabricated distribution panel, and more particularly, to minimize the exposure of the busbar exposed to the outside to reduce the risk of electric shock, and can be assembled without processing the busbar fastening hole in the busbar busbar in the distribution panel. The present invention relates to a prefabricated distribution panel that is easy to assemble and change in a distribution panel circuit, thereby improving workability and safety.

In general, the distribution panel is a device that serves as an inlet for the converter that distributes the electric power supplied from the outside of the industrial equipment circuit and the indoor / outdoor circuit of the building according to the capacity of the load.The circuit board includes circuit breakers such as wiring breakers and earth leakage breakers. It is an electric control device that prevents accidents by cutting off the circuit from the main bus in case of overcurrent or short circuit accident. Installation sites are installed on the inside and outside walls, exterior walls, or separate rooms of the building, and are often inspected and maintained inside the distribution panel in case of an accident.

Such a general distribution panel widely used among the distribution panels, as shown in Figure 1, the main circuit breaker (1) for controlling the external main power is fixed to the front of the base panel 100 formed of a plate, the main Apart from the circuit breaker 1, a plurality of branch circuit breakers 2 for controlling the power of each equipment are provided, and a branch bus bar 11 and a branch bus bar 11 connected to the main circuit breaker 1 are provided. A plurality of branch bus bars 21 for connecting the breaker 2 is provided.

Accordingly, when the external main power is supplied through the main breaker 1, the power flows through the bus bus bar 11 and is supplied to each branch breaker 2 through the branch bus bar 21 connected thereto. Will be.

In addition, the bus bar 11 and the branch bus bar 21 is formed of a metal material having electrical conductivity, and the bus bar 11 and the branch bus bar 21 are separate clips 12 and the like. Are connected to each other by the power supply.

As described above, the mounting structure of the branch circuit breaker 2 installed in the base panel 100 of the conventional distribution panel is constant to maintain the insulation distance between phases in a state where the branch circuit breaker 2 is spaced apart from the width of the main circuit breaker 1 or more. By installing the busbar busbar 11 and the branch busbar 21 at a distance, the energized part is excessively exposed, and there is a high risk of electric shock accidents when repairing or replacing the device, and the area of the base panel 100 There is a problem that increases the manufacturing cost by increasing the distribution panel enclosure.

In addition, when arranging or replacing the arrangement of the branch breaker 2 differently due to the circuit change during maintenance, the busbar bar 11 should be dismantled and the branch bus bar 21 fastening screw hole should be further processed. There was an expensive and costly problem.

Therefore, the present invention has been made to solve the above-mentioned problems, to minimize the exposed portion of the busbar provided on the base panel of the panel board to reduce the risk of electric shock of the operator, mounting the breaker To improve workability and safety,

When the branch breaker is installed on the busbar bus bar, the external exposure distance and the mounting distance of the contact terminal can be minimized to ensure safety, and the enclosure of the distribution panel can be miniaturized.

In addition, in the event of addition, deletion, or change of circuit, the branch breaker can be reassembled without additional busbar processing so that it can be firmly mounted on the base panel.

In one embodiment of the present invention to solve the above problems, the main circuit breaker 110 is provided on the upper surface of the base panel 100 in the distribution box; A bus bar 130 that is connected to the main breaker 110 and is formed by stacking a plurality of bus bars 131 up and down on an upper surface of the base panel 100; A connecting unit 132 connecting the main breaker 110 and the bus bar 130; A support 139 fixedly mounted to the base panel 100 and supporting the bus bar 130; A plug 200 having one side electrically coupled to the busbar bar 130 at a side thereof; A branch breaker 120 electrically coupled to the other side of the plug 200; And a front end of one end of the plug 200 is vertically in contact with, and a breaker pedestal (300, 300 ') in which the branch breaker (120) is mounted in the longitudinal direction of the upper surface. .

In the prefabricated distribution panel of one embodiment of the present invention, the connect portion 132 includes: a plurality of connection boot bars 133 which electrically connect the main breaker 110 and the bus bar 130; And a bus bar 131 constituting the bus bar 130 and a bus bar coupling groove 135 and a connection bus bar coupling groove 136 to which the connection bus bars 133 are inserted and coupled, respectively, are formed therein. A plurality of support covers 134 in which a protective groove 137 is formed at a portion where the bus bar 131 and the connection bus bar 133 are connected to each other, and the support cover 134 is a plurality of the booths. Interposed between the bar 131 and the connection booth bar 133 to support the busbar 131 and the connection booth bar 133, and the connection booth bar 133 and the busbar 131 are connected to each other. Can seal the connection area,

In addition, the plug 200 may move between the plurality of bus bars 131, and a movable contactor for inserting a predetermined bus bar 131 among the plurality of bus bars 131 to form an electrical connection state ( 140); A first fixed terminal 171 connected to the movable contact 140 and an interlocking line 170 and electrically connected to the branch breaker 120; A fixed contactor 150 for inserting a predetermined bus bar 131 among the plurality of bus bars 131 to form an electrical connection state; A second fixed terminal 172 connected to the fixed contact 150 and an interlocking line 170 and electrically connected to the branch breaker 120; And at one side, a plurality of insertion holes 161 into which the plurality of bus bars 131 are inserted are formed, and the movable contact 140 is installed to be movable between the plurality of insertion holes 161 at the inside thereof. The fixed contact point 150 is fixedly installed inside the predetermined insertion hole 161 of the plurality of insertion holes 161, and the first fixed terminal 171 and the second fixed terminal 172 are disposed on the inner side surface of the other insertion hole 161. Plug body portion 160 that is fixedly installed; may be configured,

Preferably, the movable contact 140, the conductor plate 141 is bent to be open to one side so that the bus bar 131 is inserted; And a contactor frame 142 in which the conductor plate 141 is fixedly installed inwardly.

More preferably, in the contactor frame 142, the handle protrusion 143 is formed to protrude in front of the bus bar 131 is inserted,

The handle body 162 is inserted into the plug body portion 160 so that the handle protrusion 143 protrudes outwards and passes through the plurality of insertion holes 161 to the front in which the bus bar 131 is inserted. It can be equipped with

More preferably, on the inner surface of the front of the plug body 160, the engaging projection 163 for pressing the front of the contact frame 142 between the plurality of insertion holes 161; may be formed. .

In addition, the plug body 160 includes an image discrimination display unit 164 for displaying an image of the bus bar 131 to which the movable contactor 140 is connected to the outside of the plurality of bus bars 131. Can be,

Preferably, the phase discrimination display unit 164, the moving projection (144) is formed on one side of the contact frame (142); On the side of the plug body 160, a slide hole 165 is formed in the longitudinal direction of the plug body 160 so that the moving protrusion 144 is moved through; The outer side of the plug body portion 160 through which the moving protrusion 144 is projected through, one side is rotatably coupled to the plug body portion 160, the middle portion is supported by the elastic member 173 It is formed to be stepped in the longitudinal direction to press the moving projection 144, the other side is a moving projection pressing cam portion 166 formed to be exposed to the outside of the upper portion of the plug body 160; may be provided.

In addition, in the prefabricated distribution panel of one embodiment of the present invention, the breaker pedestal 300, the fixed mounting portion is formed with a fixing hole 321 through which the one end of the branch breaker 120 is fixed to fix the end ( 322 is provided, a pair of hinge hole 323 is formed on both sides of the inner side on the other side, the middle of the breaker pedestal provided with a plurality of mounting holes 324 for mounting to the base panel 100 Body 320; And a pair of hinge protrusions 331 rotatably coupled to the pair of hinge hole portions 323 of the circuit breaker pedestal body part 320 on both sides of the lower portion, and a coupling hole 332 through which the upper portion is formed. Rotating mounting portion 330 is formed; may be configured,

Preferably, the circuit breaker pedestal body portion 320, the connection ring 325 is formed on one side of the side, the other circuit breaker pedestal body portion 320 is formed in the connection ring 325 is inserted into two or more of the circuit breaker A connection groove 326 may be formed at the other side of the side surface corresponding to the connection ring 325 so that the pedestal body part 320 may be connected to each other at the side surface.

Moreover, in the prefabricated distribution board of one embodiment of the present invention, the breaker pedestal 300 'has one side mounted to the distribution board, and a mounting rail having a pair of flanges 341 formed in parallel in the longitudinal direction on the other side. 340; A fixing mounting part 322 is formed in which one side of the fixing hole 321 is formed to fix one end of the circuit breaker 120, and a pair of hinge hole parts 323 are formed at both sides of the inner side on the other side thereof. One side of the lower side is provided with a rail groove 327 into which the flange 341 of one of the pair of flanges 341 is inserted, and a rail catching jaw 329 is provided below the rail groove 327. On the other side of the lower side, an elastic rail groove 328 for pressing the flange 341 inserted into the other side of the pair of flanges 341 and the elastic member 350 interposed therebetween is provided. A breaker pedestal body part 320 'having a rail catching jaw 329 provided below the elastic rail groove 328; And a pair of hinge protrusions 331 rotatably coupled to the pair of hinge hole portions 323 of the circuit breaker pedestal body body 320 'on both sides of the lower portion, and a coupling hole through the upper portion thereof. Rotating mounting portion 330 is formed 332; can be configured,

Preferably, the other side of the breaker pedestal body portion 320, 320 'is formed with a pair of slide holes 360 in the longitudinal direction and the pair of hinges inward along the pair of slide holes 360 A plurality of holes 323 is provided, the rotating mounting portion 330 may be rotatably coupled to one of the pair of hinge holes 323 provided a plurality,

In addition, the pair of hinge protrusions 331 of the rotation mounting portion 330 is formed integrally of the cylindrical, the pressing protrusion 334 in the longitudinal direction may be formed on the outer peripheral surface of the cylindrical hinge protrusion 331,

More preferably, the pair of hinge holes 323 of the breaker pedestal body portion 320, 320 'is formed with a pair of guide ribs 370 downward, and the outer peripheral surface of the rotary mounting portion 330 Guide protrusions 333 are formed in the longitudinal direction, and the guide protrusions 333 may be configured to be positioned between the pair of guide ribs 370.

The present invention can prevent the breakage of the branch breaker and the distribution panel that may occur when the branch circuit breaker is screwed on the distribution panel,

In the case of repair or replacement of the breaker, a large number of branch breakers can be quickly mounted and removed from the distribution panel,

In addition, by minimizing the exposed portion of the busbar provided in the base panel of the distribution panel, it is possible to reduce the risk of electric shock of the operator when installing the main breaker and branch breaker,

When multiple branch breakers are installed on the busbar, the external exposure distance of the busbar and the mounting distance of the busbar and the multiple branch breakers can be minimized to ensure work safety.

By miniaturizing the size of the distribution board, it is possible to install a number of main breakers and branch breakers,

If the circuit is added, deleted, or changed, the branch breaker can be reassembled without any separate busbar processing, thereby improving workability of the operator.

DETAILED DESCRIPTION Hereinafter, embodiments of the present invention in which the above object can be specifically realized are described with reference to the accompanying drawings. In describing the embodiments, the same names and symbols are used for the same components, and additional description thereof will be omitted below.

1 is a perspective view illustrating a main circuit breaker 110 and a branch circuit breaker 120 mounted on a base panel 100 of a conventional distribution panel, FIG. 2 is a perspective view showing a prefabricated distribution panel according to the present invention, and FIG. Figure 4 is a partial cross-sectional view showing the connector portion of the prefabricated distribution panel according to the present invention, Figure 4 is an exploded perspective view showing a branch circuit breaker, a breaker support, a mounting rail and a plug of the prefabricated distribution panel according to the present invention.

5A is an exploded perspective view showing a movable contact 140 of the plug 200 according to the present invention, and FIG. 5B is a right side view of the movable contact 140 of the plug 200 according to the present invention. 6A is a perspective view illustrating the plug 200 according to the present invention, FIG. 6B is a right longitudinal cross-sectional view of the plug 200, FIG. 6C is a perspective view illustrating the phase distinguishing display unit 164 of the plug 200, and FIG. 6D. Is a left longitudinal sectional view of the plug 200.

In addition, Figure 7 is a perspective view showing a first embodiment of the breaker pedestal body portion 320 according to the present invention, Figure 8 is a perspective view showing a rotation mounting portion 330 of the breaker pedestal 300, Figure 9 is a breaker pedestal ( 300 is a perspective view showing that the branch breaker 120 is mounted, Figure 10 is a plan view of the branch breaker 120 is mounted on the breaker pedestal 300 of Figure 9, Figure 11 is a breaker pedestal body portion of Figure 7 320 is a perspective view showing that the slide hole 360 is formed, Figure 12 is an exploded perspective view showing the breaker pedestal body portion 320 and the mounting rail 340 of the breaker pedestal 300 according to the present invention. 13 is a right sectional view showing a cross section of the breaker pedestal body part 320 of FIG. 12, and FIG. 14 is a right sectional view showing a cross section of the breaker pedestal body part 320 mounted to the mounting rail 340 of FIG. 12. And, Figure 15 is a perspective view showing that the slide hole 360 is configured in the breaker pedestal body portion 320 of FIG.

In the prefabricated distribution panel according to the present invention, as shown in FIGS. 2 to 4, a main bus bar 130 in which a main circuit breaker 110, a branch circuit breaker 120, and a plurality of bus bars 131 are formed in a vertical stack is formed. ), A connecting portion connecting the main breaker 110 and the bus bar 130, a support 139 supporting the bus bar 130, the branch breaker 120, and the bus bar 130. And a plug 200 electrically coupled to the breaker pedestal 300 and 300 'and the mounting rail 340 to couple the branch breaker 120 to the base panel 100. As shown in FIG. 2, after the breaker pedestal 300 'is coupled to the mounting rail 340 coupled to the base panel 100, the branch breaker 120 may be mounted to the breaker pedestal 300'. After the breaker pedestal 300 is directly coupled to the base panel 100 through the fixing screw, the branch breaker 120 may be mounted on the breaker pedestal 300.

The main circuit breaker 110 functions to control the supply of main power drawn from the outside of the building, and the external bus passes through the main circuit breaker 110 to each bus bar through a normal power supply wire or the like ( By connecting to the 130, the main circuit breaker 110 is cut off, so that the power supplied to the bus bar 130 is cut off at once.

The branch circuit breaker 120 is connected by the bus bar 130 and the plug 200 according to the present invention, and distributes main power so that power is supplied to or disconnected from each facility or device, and a general power source. It consists of switches such as breakers.

The bus bar 130 is formed by stacking a plurality of bus bars 131 up and down on an upper surface of the base panel 100. Preferably, the bus bar 130 may correspond to an N phase, an R phase, an S phase, and a T phase. Four busbars 131 are stacked up and down so that the bus bar 130 is configured, and power flowing through the main breaker 110 is separated into a plurality of busbars 131 and flows in each phase. The plug 200 according to the present invention is connected to a plurality of busbars 131 having (R phase, T phase, S phase, N phase), and a branch breaker 120 is mounted on the plug 200.

As shown in FIG. 3, the connect unit 132 electrically connects the main circuit breaker 110 and the bus bar 130 to the main circuit breaker 110. ) And a plurality of connecting booth bars 133 for electrically connecting the busbar bars 130 to each other,

The bus bar 131 constituting the bus bar 130 and the bus bar coupling groove 135 and the connection bus bar coupling groove 136 to which the connection bus bar 133 is inserted and coupled are respectively formed, respectively, The bus bar 131 and the connection part bar 133 is composed of a plurality of support cover 134 is formed with a protective groove 137 in a portion connected to each other. Preferably, as shown in FIG. 3, the bus bar 131 and the connection booth bar 133 are connected to each other at right angles to each other, and the connection part is configured to be electrically connected using the coupling screw 138. .

The support cover 134 of the connect portion 132 may be interposed between the bus bar 131 and the connection bus bar 133 to support the bus bar 131 and the connection bus bar 133. The support cover 134 of the uppermost portion of the connect portion 132 may omit the protective groove 137, and the support cover 134 of the lowermost portion may be the bus bar connection groove 135 and the connection booth bar. The connection groove 136 may be omitted, and by the plurality of support covers 134 of the above configuration, the connection part to which the connection bus bar 133 and the bus bar 131 are connected is sealed to prevent an electric shock of the worker. It can be prevented in advance.

When explaining the plug 200 of one embodiment of the present invention in more detail, the plug 200 serves as an intermediate connector that easily connects the bus booth 130 and the branch breaker 120. 6A to 6D, a plug body part 160 having a plurality of insertion holes 161 formed in a lengthwise direction on a front front side of one side and a plurality of plug body parts formed in the plug body part 160 is shown. A movable contact 140 installed inside the front of the plug body 160 to move between the insertion holes 161 and a predetermined insertion hole 161 of the plurality of insertion holes 161 formed in the plug body 160. The first fixed terminal 171 is fixed to the inside fixed to the 150, and the movable contact 140 and the interlocking line 170 is fixed to the other side of the plug body 160, And connected to the fixed contact 150 and the linkage line 170 The other consists of the second fixed terminal 172 which is fixed to the plug body (160).

As shown in FIGS. 5A and 5B, the movable contact 140 includes a conductive plate 141 formed by bending a conductive metal plate so that one side of the bus bar 131 can be inserted. The conductor plate 141 is fixedly installed on the inner side of the contact frame 142 having one side open at a cross-section having a 'c' shape. When the bus bar 131 is inserted into the open side of the bent conductor plate 141, the bus bar 131 into which the conductor plate 141 is inserted is pressed by the self-elastic force of the conductor plate 141. As a result, the electrical connection state between the conductor plate 141 and the busbar 131 may be stably maintained even at any shock.

In addition, the fixed contact 150 is fixed to the lower end of the front of the plug body portion 160, the fixed contact 150 is also made of a conductive metal plate so that the busbar 131 is inserted and electrically connected. The conductor plate 141 is formed by bending one side to be open and is pressed into contact with the inserted bus bar 131 to maintain an electrical connection state between the conductor plate 141 and the bus bar 131 under any shock. It can be kept stable.

5A and 5B, the handle protrusion 143 is formed to protrude from the front of the contactor frame 142, and as shown in FIGS. 5A and 5B, the plug body part 160 is formed. In the state in which the handle projection 143 is exposed to the front surface into which the bus bar 131 is inserted, the penetrating movement through the plurality of insertion holes 161 formed in front of the plug body portion 160 Handle movement hole 162 is provided so that the operator can hold the handle projection 143 of the movable contact 140 of the plug body portion 160 to which the branch breaker 120 is connected, the plug body portion 160 The movable contact 140 is moved along the handle movement hole 162 formed in the longitudinal direction of the movable contact 140 to the insertion hole 161 of the plug body 160 into which the bus bar 131 is to be inserted. 140 may be positioned, the plug body 160 of the movable contactor 140 By moving between the number of insertion holes 161, the operator can supply power according to a predetermined phase (R phase, S phase, T phase) to the branch circuit breaker 120 connected to the plug body 160. . In addition, the fixed contact 150 is fixed to the front lower end of the plug body portion 160, preferably, it is preferable to insert the bus bar 131 is supplied to the N-phase power to maintain the electrical connection state, The fixed contactor 150 may be fixed to the upper end as well as the front lower end of the plug body 160 to facilitate the movement between the plurality of insertion holes 161 of the mobile contactor.

Preferably, as shown in Figure 6b, the front inner surface of the plug body portion 160, of the contact frame 142 between a plurality of insertion holes 161 formed in front of the plug body portion 160 When the front projection of the movable contact 140 is located in accordance with a predetermined insertion hole 161, the contact protrusion 163 is formed so as to form a locking projection 163 to press the front side. 142 is caught to prevent the movable contact 140 from being separated from the predetermined insertion hole 161 due to the weight of the movable contact 140 itself or any external shock.

Preferably, the plug body 160 is externally located so that an operator can check an image of the bus bar 131 connected to the movable contact 140 among a plurality of bus bars 131 having different images. The phase discrimination display unit 164 may be provided.

As illustrated in FIGS. 6C and 6D, the phase discrimination display unit 164 includes a moving protrusion 144 formed at one side of the contact frame 142, and at the side of the plug body 160. A slide hole 165 is formed in the longitudinal direction of the plug body 160 so that the moving protrusion 144 is moved through the protrusion, and the moving protrusion 144 of the plug body 160 is protruded through the moving protrusion 144. The outer projection is provided with a moving projection pressure cam portion 166. One side of the moving projection pressure cam portion 166 is rotatably coupled to the plug body 160, the middle portion is supported by the elastic member 173 is formed stepped in the longitudinal direction, the other side is the plug body portion Is formed to be exposed to the outside of the upper portion of the 160 can be confirmed from the outside the rotational movement of the moving projection pressure cam portion 166.

That is, as shown in FIG. 6D, the operator grasps the handle protrusion 143 of the contactor frame 142 and moves the movable contactor 140 between the plurality of insertion holes 161 of the plug body 160. Accordingly, the movable protrusion 144 integrally formed in the contactor frame 142 is also moved along the slide hole 165 in the longitudinal direction of the plug body 160. In addition, the moving projection pressing cam portion 166 receiving the support of the elastic member 173 and pressing the moving projection 144 from the side of the middle portion, the side of the intermediate portion for pressing the moving projection 144 is formed stepped The rotation of the moving protrusion 144 is based on one side rotatably coupled to the plug body portion 160, the moving projection pressure cam portion 166 exposed to the outside from the top of the plug body portion 160 The other side of the movement also allows the operator to check the movement between the insertion hole 161 of the mobile contactor by the movement of the other side of the moving projection pressure cam portion 166.

In more detail, the mounting method of the distribution panel plug 200 according to the present invention, the main circuit breaker 110, and the four phases of the power supply of each of the four phases of R phase, S phase, T phase, N phase The busbar busbar 130 formed by stacking the busbars 131 up and down is fixed to the base panel 100,

The branch breaker 120 is connected to the first and second fixed terminals 171 and 172 formed to protrude to the other side of the plug body 160 of the plug 200, and the plug body portion of the plug 200. Four insertion holes 161 of 160 are connected to the bus bar 130 so that the current passing through the bus bar 130 is connected to the branch breaker 120 through the plug 200.

At this time, when the branch circuit breaker 120 opens and closes the single-phase power supply, the N-phase busbar 131 located at the lower end of the bus bar 130 is fixed to the fixed contactor 150 fixed to the lower end of the plug 200. And the insertion hole of the plug body portion 160 corresponding to the bus bar 131 corresponding to the phase power to be supplied to the branch breaker 120 among the R phase, the S phase, and the T phase. After moving and positioning the movable contactor 140 to the 161, the bus bus bar 130 is connected to the bus bar 130 to connect the plug 200 to which the branch breaker 120 is connected, thereby changing or branching the bus booth 130. Without the installation of the busbar, the branch breaker 120 can be mounted on the distribution board simply by mounting the plug 200 after the movement of the mobile contactor. In addition, by checking the degree of rotational movement of the other side of the moving projection pressure cam portion 166 exposed to the outside from the upper portion of the plug body portion 160 and moving in accordance with the movement of the moving contact, the bus bar 130 plugs In the state where the plug 200 is mounted on the busbar 130 without removing the 200, the operator can easily check the phase power that the branch breaker 120 connected to the plug 200 is in electrical contact with. Will be.

By the plug 200 according to such a configuration, when the main breaker 110 and the branch breaker 120 is installed by minimizing the exposed portion of the busbar 131 provided in the base panel 100 of the distribution panel. The risk of electric shock can be reduced, and when the plurality of branch breakers 120 are mounted on the bus booths 130, the external exposure distance of the bus booths 130 and the bus booths 130 and the plurality of branch breakers ( Operational stability can be secured by minimizing the mounting distance with 120), and the size of the distribution board can be reduced, so that a plurality of main circuit breakers 110 and branch circuit breakers 120 can be installed, and circuits can be added, deleted, or changed. If such occurrence can be reassembled branch breaker 120 without processing of the separate busbar 130, it is possible to improve the workability and stability of the operator.

In addition, the prefabricated distribution panel according to the present invention, as shown in Figures 2 to 4, so that the branch circuit breaker 120 is firmly and stably mounted to the base panel 100 and can be easily replaced. Pedestal 300 and the mounting rail 340 is provided.

As shown in FIG. 7, the first form of the circuit breaker pedestal 300 according to the present invention, after being mounted to the base panel 100, is coupled to the upper and lower ends of the branch circuit breaker 120 to form the circuit breaker 120. It has a configuration that can be firmly mounted or detached to the base panel 100.

In more detail, the breaker pedestal 300 according to the first aspect of the present invention will be described, the breaker pedestal has a predetermined width in consideration of the width of the breaker 120 to be mounted on the base panel 100 and formed in a rod shape long One side of the body portion 320 is provided with a fixed mounting portion 322 formed with a fixing hole 321 through which one end of the breaker 120 can be fitted and fixed, the other side of the breaker pedestal body portion 320 A pair of hinge holes 323 are formed at both sides of the inner surface, and a plurality of mounting holes 324 may be installed at the middle of the circuit breaker pedestal body 320 to be screwed to the base panel 100. ) Is provided. In addition, as shown in FIG. 8, a rotating mounting portion 330 having a pair of hinge protrusions 331 formed on both sides of the lower portion corresponding to the pair of hinge hole portions 323 rotates in the hinge hole portion 323. Possibly combined. A coupling hole 332 is formed in the upper portion of the rotation mounting part 330 to fix the other end of the circuit breaker 120, one end of which is inserted into the fixing mounting part 322, into the coupling hole 332. Preferably, as shown in FIG. 8, a pair of elastic pieces 335 are formed in the rotation mounting part 330, and a pair of hinge hole parts 323 of the breaker pedestal body part 320 is formed on the upper part of the rotation mounting part 330. The pressing jaw 371 is provided and the pair of elastic pieces 335 are inserted and pressed to fix the rotation mounting part 330 so as not to rotate by a random impact, and when the breaker 120 is mounted. After the user rotates the rotary mounting portion 330 while pressing the pair of elastic pieces 335 to easily position the breaker 120 in the mounting position without interference due to any rotation of the rotary mounting portion 330 The breaker pedestal body portion 320 to be mounted.

That is, as shown in FIGS. 9 and 10, the breaker pedestal 300 is mounted to the base panel 100 using a plurality of mounting holes 324 formed in the middle of the breaker pedestal body portion 320. Then, one end of the breaker 120 to be fixed to the base panel 100 is first fixed to the fixed mounting portion 322 of the breaker pedestal body portion 320, the other end of the breaker 120 is the breaker pedestal body portion By rotating and rotating the rotation mounting unit 330 of the 320 at the same time in the coupling hole 332, it is possible to easily mount the circuit breaker 120 to the base panel 100. At the time of separation, the circuit breaker 120 can be easily detached from the base panel 100 by performing the reverse operation described above.

Preferably, as shown in Figure 7 and 10, the breaker pedestal body portion 320 is formed on one side of the side ring 325, the other side of the side, the other breaker pedestal body portion 320 A plurality of circuit breakers 300 may be connected to each other by forming a connection groove 326 corresponding to the connection ring 325 so that the formed connection ring 325 may be inserted and connected. 120) to be easily and firmly mounted on the distribution panel.

As shown in FIG. 12, the circuit breaker pedestal 300 'according to the second aspect of the present invention includes a mounting rail 340 mounted to the base panel 100 and a circuit breaker fixed to the mounting rail 340. Breaker bracket body portion 320 'coupled to one end of the 120 and the other end of the breaker 120 is composed of a rotating mounting portion 330 for coupling the breaker pedestal body portion 320'.

In more detail, the circuit breaker pedestal 300 'according to the second aspect of the present invention, one side of the mounting rail 340 is fixed to the base panel 100, the other side is a pair of longitudinally The flange 341 part is parallel and provided. A breaker pedestal body part 320 'is mounted to the mounting rail 340, and a fixed mounting part 322 for fixing one end of the breaker 120 is formed at one side of the breaker pedestal body part 320'. On the other side, a pair of hinge hole portions 323 are formed at both sides of the inner surface.

In addition, a rail groove 327 is formed at one side of the lower side so that an end of the flange 341 on one side of the pair of flanges 341 of the mounting rail 340 may be inserted, and the rail groove 327 A rail catching jaw 329 is formed at the bottom of the flange, and the other end of the lower side of the pair of flanges 341 of the other end of the flange 341 is inserted into the flange inserted through the elastic member 350 An elastic rail groove 328 for pressing the end of the 341 is provided, and a rail catching jaw 329 is formed under the elastic rail groove 328.

In addition, a pair of hinge protrusions 331 rotatably coupled to the pair of hinge hole portions 323 of the circuit breaker pedestal body body 320 'are formed on both lower sides of the rotation mounting portion 330. The hinge protrusion 331 is rotatably coupled to the hinge hole 323 to mount the rotation mounting part 330 to the breaker pedestal body part 320 ′, and a coupling coupled through the upper part of the rotation mounting part 330. A ball 332 is formed so that the other side of the circuit breaker 120 fixed to the fixed mounting portion 322 is inserted into the circuit breaker 120 is coupled to the circuit breaker pedestal body 320 '.

That is, after mounting the mounting rail 340 on the base panel 100 of the distribution panel, one side of the mounting rail 340 in the elastic rail groove 328 formed on the lower surface of the breaker pedestal body portion 320 '. 14 is fitted to the flange 341, and as shown in FIG. 14, while pressing the elastic member 350 to the left side of the drawing by pressing the rail groove 327 to the other side of the mounting rail 340 By inserting the flange 341 provided, it is possible to couple the breaker pedestal body portion 320 'to the mounting rail 340. A plurality of breaker pedestal body portion 320 'can be easily mounted in the longitudinal direction of the mounting rail 340 in the same manner. As such, one end of the circuit breaker 120 is fixed to the fixed mounting portion 322 in which the fixing hole 321 through which the upper part is integrally provided in the circuit breaker pedestal body 320 'mounted on the mounting rail 340 is formed. The other end of the circuit breaker 120 rotates the rotary mounting part 330 coupled to the circuit breaker pedestal body 320 'and is fitted into the coupling hole 332 to fix the mounting rail 340 and the circuit breaker pedestal. Through the body part 320 ′, the circuit breaker 120 can be easily mounted on the distribution panel. At the time of separation, the circuit breaker 120 can be easily detached from the distribution panel by performing the reverse operation described above. As such, the mounting rail 340 is mounted on the base panel 100 of the distribution panel, and the plurality of breaker pedestal body parts 320 'are mounted on the mounting rail 340, and the breaker pedestal body part 320' is mounted. And by mounting the circuit breaker 120 to the rotating mounting portion 330 will be able to easily mount and detach a plurality of circuit breakers 120 in the distribution panel.

Preferably, as shown in FIGS. 11 and 15, a pair of slide hole portions 360 are formed on the other side of the breaker pedestal body portion 320 ′ in the longitudinal direction, and the pair of slide hole portions 360 is provided. A plurality of hinge hole portions 323 are provided at predetermined intervals along the inner side thereof, and a plurality of hinge hole portions 323 corresponding to a predetermined standard length of the breaker 120 are provided. The rotation mounting portion 330 is rotatably coupled to 323 so that the circuit breaker 120 having various specifications lengths may be mounted on the distribution panel.

In addition, as shown in Figures 13 and 14, a pair of rotary projections 131 of the rotary mounting portion 330 is formed integrally of a cylindrical, the outer peripheral surface of the cylindrical rotary projection 131 in the longitudinal direction When the other end of the breaker 120 is inserted into the coupling hole 332 by the rotation of the rotation mounting portion 330 by forming a pressing projection 334, the pressing projection 334 is the circuit breaker pedestal body portion 320 ') By pressing the inner surface of the rotation mounting portion 330 is not easily separated from the other end of the breaker 120 so that the breaker 120 can be firmly bound to the breaker pedestal body portion 320'.

In addition, a pair of hinge holes 323 of the breaker pedestal body portion 320 'is provided with a pair of guide ribs 370 downward, and guides in the longitudinal direction of the outer surface of the rotation mounting portion 330. The protrusion 333 is formed to allow the guide protrusion 333 to be positioned between the pair of guide ribs 370, so that the rotation mounting part 330 rotates to the correct position and the other end of the breaker 120. To stably fix the

Although some embodiments have been described above by way of example, it will be apparent to those skilled in the art that the present invention may be embodied in many other forms without departing from the spirit and scope thereof.

Accordingly, the above-described embodiments should be considered as illustrative and not restrictive, and all embodiments within the scope of the appended claims and their equivalents are included within the scope of the present invention.

1 is a perspective view illustrating a main circuit breaker 110 and a branch circuit breaker 120 mounted to a base panel 100 of a conventional distribution panel.

2 is a perspective view showing a prefabricated distribution panel according to the present invention;

3 is a partial cross-sectional view showing the connect portion of the prefabricated distribution panel according to the present invention;

Figure 4 is an exploded perspective view showing a branch circuit breaker, a breaker support, a mounting rail and a plug of the prefabricated distribution panel according to the present invention;

5A is an exploded perspective view showing a movable contact 140 of the plug 200 according to the present invention;

5B is a right side view of the movable contactor 140 of the plug 200 according to the present invention;

6A is a perspective view of a plug 200 according to the present invention;

6B is a right longitudinal sectional view of the plug 200;

6C is a perspective view illustrating the phase discrimination display portion 164 of the plug 200;

6D is a left longitudinal sectional view of the plug 200;

7 is a perspective view showing a first form of the breaker pedestal body portion 320 according to the present invention;

8 is a perspective view showing the rotation mounting portion 330 of the breaker pedestal 300;

9 is a perspective view showing that the breaker 120 is mounted to the breaker pedestal 300;

10 is a plan view in which the breaker 120 is mounted to the breaker pedestal 300 of FIG.

FIG. 11 is a perspective view illustrating a slide hole 360 formed in the breaker pedestal body part 320 of FIG. 7;

12 is an exploded perspective view showing the breaker pedestal body portion 320 and the mounting rail 340 of the breaker pedestal 300 according to the present invention;

13 is a right cross-sectional view showing a cross section of the breaker pedestal body portion 320 of FIG.

14 is a right cross-sectional view showing a cross section of the breaker pedestal body portion 320 mounted to the mounting rail 340 of FIG. And

FIG. 15 is a perspective view illustrating a slide hole 360 configured in the breaker pedestal body part 320 of FIG. 12.

Explanation of symbols on the main parts of the drawings

100: base panel 110: main breaker

120: branch breaker 130: busbar

131: busbar 132: connect portion

133: connection booth 134: support cover

135: busbar coupling groove 136: busbar coupling groove

137: protective groove 138: coupling screw

139: support

140: movable contactor

141: conductor plate 142: contactor frame

143: handle projection 144: moving projection

150: fixed contactor

160: plug body portion 161: insertion hole

162: handle movement hole 163: locking projection

164: phase identification display unit 165: slide hole

166: moving projection pressure cam portion

170: interlocking line 171: first fixed terminal

172: second fixed terminal 173: elastic member

200: plug

300, 300 ': Breaker Pedestal

320, 320 ': Breaker Pedestal Body

321: fixing hole 322: fixed mounting portion

323: hinge hole 324: mounting hole

325: connecting ring 326: connecting groove

327: rail groove 328: elastic rail groove

329: Rail catching jaw

330: rotating mounting portion 331: hinge protrusion

332: coupling hole 333: guide protrusion

334: pressing projection 335: elastic piece

340: mounting rail 341: flange

350: elastic member

360: slide hole 370: guide rib

371: pressure jaw

Claims (14)

A main breaker 110 installed on the upper surface of the base panel 100 in the distribution box; A bus bar 130 that is connected to the main breaker 110 and is formed by stacking a plurality of bus bars 131 up and down on an upper surface of the base panel 100; A connecting unit 132 connecting the main breaker 110 and the bus bar 130; A support 139 fixedly mounted to the base panel 100 and supporting the bus bar 130; A plug 200 having one side electrically coupled to the busbar bar 130 at a side thereof; A branch breaker 120 electrically coupled to the other side of the plug 200; And The front end of one end is located in contact with the plug 200 vertically, the breaker pedestal (300, 300 ') is mounted to the branch breaker 120 in the longitudinal direction of the upper surface; The plug 200 is, The conductor plate 141 is bent and formed to be open to one side of the plurality of busbars 131 so that a predetermined busbar 131 is inserted, and the conductor plate 141 is fixedly installed inwardly. A contactor frame 142 having a moving protrusion 144 formed thereon, the movable contactor 140 being configured; A first fixed terminal 171 connected to the movable contact 140 and an interlocking line 170 and electrically connected to the branch breaker 120; Among the plurality of busbars 131, a predetermined busbar 131 among the plurality of busbars 131 except for a predetermined busbar 131 inserted into the movable contact 140 to form an electrical connection state may be formed. A fixed contact 150 inserted to form an electrical connection state; A second fixed terminal 172 connected to the fixed contact 150 and an interlocking line 170 and electrically connected to the branch breaker 120; And On one side, a plurality of insertion holes 161 are inserted into which the plurality of busbars 131 are inserted, and the movable contact 140 is installed on the inside so as to be movable between the plurality of insertion holes 161. The fixed contact point 150 is fixedly installed inside the predetermined insertion hole 161 of the two insertion holes 161, and the first fixed terminal 171 and the second fixed terminal 172 are fixed to the inner side surface of the other insertion hole 161. Plug body portion 160 is installed; consisting of, The plug body 160, On the side of the plug body portion 160, a slide hole 165 is formed in the longitudinal direction of the plug body portion 160 so that the moving protrusion 144 of the contact frame 142 is protruded through and moved. The outer side of the plug body portion 160 through which the moving protrusion 144 is projected through, one side is rotatably coupled to the plug body portion 160, the middle portion is supported by the elastic member 173 It is formed to be stepped in the longitudinal direction to press the moving projection 144, the other side is provided with a moving projection pressure cam portion 166 is formed to be exposed to the outside of the upper portion of the plug body 160, The booth to which the movable contact 140 is connected among the plurality of busbars 131 by the rotational position of the movable projection pressure cam part 167 as the movable protrusion 144 moves the slide hole 165. Prefabricated distribution panel characterized in that it is provided; phase identification display unit (164) for displaying the image of the bar (131) to the outside. The method of claim 1, The connect portion 132, A plurality of connection booth bars 133 for electrically connecting the main breaker 110 and the bus bar 130; And The bus bar 131 constituting the bus bar 130 and the bus bar 133 are connected to each other, and a bus bar coupling groove 135 and a connection bus bar coupling groove 136 are formed therein, respectively. And a plurality of support covers 134 having a protection groove 137 formed at a portion where the bus bar 131 and the connection bus bar 133 are connected to each other. The support cover 134 is interposed between the bus bar 131 and the connection bus bar 133 to support the bus bar 131 and the connection bus bar 133, and the connection bus bar 133. Prefabricated distribution panel, characterized in that the sealing portion connecting to the bus bar 131). delete delete The method according to claim 1 or 2, In the contactor frame 142, the handle protrusion 143 is formed to protrude forward to the bus bar 131 is inserted, The handle body 162 is inserted into the plug body portion 160 so that the handle protrusion 143 protrudes outwards and passes through the plurality of insertion holes 161 to the front in which the bus bar 131 is inserted. Prefabricated distribution panel characterized in that it is provided. The method of claim 5, On the inner surface of the front of the plug body portion 160, Prefabricated distribution boards, characterized in that; formed between the plurality of insertion holes 161, the engaging projection (163) for pressing the front of the contact frame (142). delete delete The method of claim 1, The breaker pedestal 300, The upper surface of one side is provided with a fixed mounting portion 322 is formed with a fixing hole 321 through the hole for fixing one end of the branch breaker 120, the other side of the pair of hinge holes 323 to both sides of the inner surface Is formed, the middle portion breaker pedestal body portion 320 is provided with a plurality of mounting holes 324 for mounting on the base panel 100; And A pair of hinge protrusions 331 rotatably coupled to the pair of hinge hole portions 323 of the breaker pedestal body portion 320 are formed on both lower sides thereof, and a coupling hole 332 through which the hole is formed. Rotating mounting portion 330 is formed; prefabricated distribution panel consisting of. The method of claim 9, The breaker pedestal body portion 320, A connecting ring 325 is formed at one side of the side, and the connecting ring 325 formed at the other breaker pedestal body part 320 is inserted so that two or more of the breaker pedestal body parts 320 can be connected to each other at the side surface. Prefabricated distribution panel, characterized in that the connection groove 326 is formed on the other side of the side corresponding to the connection ring (325). The method of claim 1, The breaker pedestal 300 ', One side is mounted to the distribution panel, the other side mounting rail 340 is formed in parallel with a pair of flanges 341 in the longitudinal direction; A fixing mounting part 322 is formed in which one side of the fixing hole 321 is formed to fix one end of the circuit breaker 120, and a pair of hinge hole parts 323 are formed at both sides of the inner side on the other side thereof. One side of the lower side is provided with a rail groove 327 into which the flange 341 of one of the pair of flanges 341 is inserted, and a rail catching jaw 329 is provided below the rail groove 327. On the other side of the lower side, an elastic rail groove 328 for pressing the flange 341 inserted into the other side of the pair of flanges 341 and the elastic member 350 interposed therebetween is provided. A breaker pedestal body part 320 'having a rail catching jaw 329 provided below the elastic rail groove 328; And On both lower sides, a pair of hinge protrusions 331 rotatably coupled to a pair of hinge hole portions 323 of the breaker pedestal body portion 320 'are formed, and a coupling hole 332 through which the upper portion is formed. Prefabricated distribution panel characterized in that consisting of; rotating mounting portion 330 is formed. The method according to any one of claims 9 to 11, On the other side of the breaker pedestal body portion 320, 320 'is formed a pair of slide hole 360 in the longitudinal direction and the pair of hinge hole portion 323 inward along the pair of slide hole 360 There are a large number of Prefabricated distribution panel, characterized in that the rotating mounting portion 330 is rotatably coupled to one of the pair of hinge holes 323 provided a plurality. The method according to any one of claims 9 to 11, The pair of hinge protrusions 331 of the rotation mounting part 330 is formed integrally of a cylindrical shape, Prefabricated distribution panel, characterized in that the pressing projection 334 is formed in the longitudinal direction on the outer peripheral surface of the cylindrical hinge projection (331). The method of claim 13, The pair of hinge holes 323 of the breaker pedestal body portion 320, 320 'is formed with a pair of guide ribs 370 downward, The guide protrusion 333 is formed in the longitudinal direction of the outer circumferential surface of the rotation mounting portion 330, the prefabricated distribution panel characterized in that the guide protrusion 333 is configured to be positioned between the pair of guide ribs 370. .

Images