KR102198672B1 - Distribution panel with earthquake-proof function - Google Patents

Abstract

A distribution panel having an added earthquake-proof function has a bottom surface to which a seismic device is attached. The seismic device includes: an upper cover coupled to a lower surface of the distribution panel and including an upper plate and a side plate; a lower fixed plate fixedly installed to an upper portion of the bottom surface; a support block formed between the upper cover and the lower fixed plate and fixedly installed on an upper portion of the lower fixed plate; a first vertical shock buffer member provided inside a groove of the support block formed on a center portion of the support block to buffer an impact force in the vertical direction; a ball support base formed at an upper portion of the first vertical buffer member and movable up and down with respect to a force applied vertically; a rotation member rotatably seated in a ball support groove formed in the ball support base; a second vertical buffer member disposed between an upper peripheral portion of the support block and an upper surface plate of the upper cover to buffer the impact force in the vertical direction; and a horizontal buffer member disposed between a side plate of the upper cover and a side surface of the support block to buffer the horizontal impact force while a band-shaped metal material having elastic properties has a star shape defined after being connected in a closed loop shape and repeatedly bent inward and outward.

Description

Switchgear with seismic function added {DISTRIBUTION PANEL WITH EARTHQUAKE-PROOF FUNCTION}

The present invention relates to a switchboard to which a seismic function is added, and more particularly, even if a vibration or shock generated by an earthquake is applied in any of the horizontal directions, the vibration or impact force is buffered to facilitate return to the original position. It relates to a switchboard with an added function.

In general, a switchboard is a device used for monitoring, control, and protection of a power system, and refers to a unit device, a supporting structure, and an assembly of wires for connecting it. The switchboard has built-in facilities that divide the power to the places where it is intended to be used, or panels that control the facilities.

If vibration or shock is applied to the switchboard due to external factors such as earth perception or explosion, electrical components such as internal power devices, wiring and protection relays of the control panel may be damaged, and power supply may be disrupted due to power failure. There is a risk of interruption or fire.

Building collapse accidents have occurred due to natural disasters such as earthquakes, typhoons, and tsunamis, which are becoming more frequent in recent years, and economic losses are increasing. Therefore, securing the safety of buildings is considered important. Even in the case of damage, the seismic design standards are gradually strengthened in order to minimize the occurrence of problems such as power supply interruption and economic loss due to damage.

Domestic Patent No. 10-1347891 (Registration Date: 2013. 12. 27.) relates to a switchgear seismic device having a seismic isolation function, which absorbs the seismic force vibrating vertically and horizontally and increases the vibration period to reduce and extinguish the seismic force. It is characterized by letting go. However, the above technology is structurally effective against vibrations occurring vertically, but has a problem of weak seismic function for vibrations occurring horizontally.

0001) Korean Patent Registration No. 10-1347891 (2013. 12. 27.) (Switchgear seismic device with seismic isolation function) 0002) Korean Patent Registration No. 10-1381419 (2014. 03. 28.) (Power switchboard with seismic function) 0003) Korean Patent Registration No. 10-1644920 (2016. 07. 27.) (Switchboard with added dustproof function) 0004) Korean Patent Registration No. 10-1498270 (2015. 02. 25.) (Seismic resistance switchgear)

Therefore, the technical problem of the present invention is focused on this point, and an object of the present invention is to facilitate return to the original position by buffering the vibration or impact force even if the vibration or shock generated by an earthquake is applied in any of the horizontal directions. It is to provide a switchboard with added seismic function.

In order to realize the above object of the present invention, the switchboard to which the seismic function is added according to an embodiment has a seismic device attached to the bottom surface. The seismic device may include an upper cover coupled to a lower surface of the switchboard and comprising an upper surface plate and a side plate; A lower fixing plate fixedly installed on the upper surface of the floor; A support block having a cylindrical shape, formed between the upper cover and the lower fixing plate, and fixedly installed on the upper part of the lower fixing plate; A first vertical buffer member provided in the support block groove formed on the center of the support block to buffer a vertical impact force; A ball support base formed on the first vertical buffer member and capable of vertically flowing up and down against a force acting vertically; A rotation member rotatably seated in a ball support groove formed in the ball support base; A second vertical buffer member disposed between the upper peripheral portion of the support block and the upper surface plate of the upper cover to buffer a vertical impact force; And a belt-shaped metal material having elastic properties is connected in a closed loop shape and has a star shape defined by being repeatedly bent inward and outward, and surrounds the upper side of the support block as a whole while the side plate of the upper cover and the support It is disposed between the side surfaces of the block and includes a horizontal buffer member for buffering the horizontal impact force. Here, the second vertical buffer member, a top-buffer member made of a metal material having elastic properties and having a corrugated washer shape in a wave shape bent in a clockwise direction; And a bottom-buffer member made of a metal material having elastic properties and having a wrinkled washer shape in a wave shape that is bent in a clockwise direction, wherein the horizontal buffer member includes a plurality of inward protrusions protruding inward and outwardly It includes a plurality of protruding outward protrusions, and a groove is formed on the side of the support block to correspond to each of the inward protrusions of the horizontal buffer member, so that when the horizontal buffer member is fitted into the support block, the horizontal buffer member is lowered. It is characterized in that it is fixed without flowing down.

In one embodiment, the floor of the bottom-buffer member and the valley of the top-buffer member may face each other.

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In one embodiment, the top-buffer member may be disposed to be overlapped on the bottom-buffer member.

In one embodiment, the second vertical buffer member may further include a middle-buffer member made of a rubber material disposed between the bottom-buffer member and the top-buffer member.

According to the switchboard to which such a seismic function is added, even if vibration or impact in the horizontal direction is applied to the seismic device, a horizontal buffer member composed of an inward protrusion, an outward protrusion, and a connection connecting the adjacent inward protrusion and the outward protrusion is provided with the vibration or impact force. Is primarily buffered. In particular, since the outward protrusions of the horizontal buffer member are formed in a radial shape, the seismic device can buffer the vibration or impact force even when vibration or impact is applied from any direction. In addition, a second vertical buffer member having a corrugated washer shape in a wave shape curved in a clockwise direction is disposed between the upper peripheral portion of the support block and the upper surface plate of the upper cover to buffer the vertical impact force.

1 is a plan view schematically illustrating a switchboard having a seismic function according to the present invention.
2 is a perspective view schematically illustrating the seismic device shown in FIG. 1.
3 is an exploded perspective view illustrating an embodiment of the seismic device shown in FIG. 2.
FIG. 4 is a cross-sectional view taken along a vertical line while the seismic device shown in FIG. 3 is mounted on a switchboard.
5 is an exploded perspective view illustrating another embodiment of the seismic device shown in FIG. 2.
6 is an exploded perspective view for explaining an example of the second vertical buffer member shown in FIG. 5.
7 is a cross-sectional view taken along a vertical line when the seismic device shown in FIG. 5 is mounted on a switchboard.
FIG. 8 is a perspective view illustrating another example of the second vertical buffer member shown in FIG. 5.

Hereinafter, the present invention will be described in more detail with reference to the accompanying drawings. In the present invention, various modifications can be made and various forms can be obtained, and specific embodiments will be illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to a specific form disclosed, it should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

In describing each drawing, similar reference numerals have been used for similar elements. In the accompanying drawings, the dimensions of the structures are shown to be enlarged compared to the actual size for clarity of the present invention.

Terms such as first and second may be used to describe various components, but the components should not be limited by the terms. These terms are used only for the purpose of distinguishing one component from another component. For example, without departing from the scope of the present invention, a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element. Singular expressions include plural expressions unless the context clearly indicates otherwise.

In the present application, terms such as "comprise" or "have" are intended to designate the presence of features, numbers, steps, actions, components, parts, or combinations thereof described in the specification, but one or more other features. It is to be understood that the presence or addition of elements or numbers, steps, actions, components, parts, or combinations thereof, does not preclude in advance the possibility of being added.

In addition, unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by those of ordinary skill in the art to which the present invention belongs. Terms as defined in a commonly used dictionary should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and should not be interpreted as an ideal or excessively formal meaning unless explicitly defined in this application. Does not.

1 is a plan view schematically illustrating a switchboard having a seismic function according to the present invention. 2 is a perspective view schematically illustrating the seismic device shown in FIG. 1. 3 is an exploded perspective view illustrating an embodiment of the seismic device shown in FIG. 2. FIG. 4 is a cross-sectional view taken along a vertical line while the seismic device shown in FIG. 3 is mounted on a switchboard.

1 to 4, a seismic device 10 is attached to the bottom surface of the switchboard 700 to add a seismic function.

The seismic device 10 is fixed to the switchboard 700 and the bottom surface through the upper fixing means 140 and the lower fixing means 220 while being mounted between the lower and the bottom surface of the switchboard 700.

Known means such as bolts and nuts can be used as the upper fixing means 140, and a J-shaped anchor bolt is used as the lower fixing means 220, or a bolt of the same shape as the upper fixing means 140 It is also possible to use such as. In the case of using a J-shaped anchor bolt, the J-shaped anchor bolt is first fixed to the bottom surface, and then the upper end of the anchor bolt is passed through the lower fixing nut hole 210, and then a nut is placed on the upper end of the anchor bolt. Fixation can be made in a way that combines.

The seismic device 10 supporting the switchboard 700 includes an upper cover 100, a lower fixing plate 200, a support block 300, a ball support base 330, a rotating member 400, and a first vertical buffer member ( 320), and a second vertical buffer member 610 and a horizontal buffer member 510.

The upper cover 100 is coupled to the lower surface of the switchboard, and includes an upper surface plate 110 and a side plate 120. The top plate 110 of the upper cover 100 has a plurality of upper fixing nut holes 130 through which the upper fixing means 140 such as bolts can be penetrated for coupling with the switchboard 700, and the switchboard ( While a nut hole (not shown) corresponding to 700) is provided, they are fixed to each other through the upper fixing means 140. The rotating member 400 is in cloud contact with the lower surface of the upper surface plate 110 of the upper cover 100, and vibration or shock transmitted from the bottom surface through free rotation of the rotating member 400 is directly transmitted to the switchboard ( 700) can be minimized.

The lower fixing plate 200 is fixedly installed on the top of the bottom surface to contact the bottom surface. Specifically, the lower fixing plate 200 is fixedly installed on an upper surface of a floor such as an indoor concrete building, and a plurality of lower fixing nut holes 210 are formed for this purpose. The lower fixing plate 200 is fixed to the bottom surface through known means such as anchor bolts or bolts through the lower fixing nut hole 210.

The support block 300 is formed between the upper cover 100 and the lower fixing plate 200 and is fixedly installed on the upper part of the lower fixing plate 200. A support block groove 310 is provided on the central portion of the support block 300, and a first vertical buffer member 320 and a ball support base 330 are sequentially provided from the bottom inside the support block groove 310.

The ball support base 330 is formed on the top of the first vertical buffer member 320 and can flow up and down against a force acting vertically. The material of the ball support base 330 does not need to be particularly limited, but a material such as a carbon steel material having less friction with respect to the support block 300 made of a metal material may be used, reducing friction and reducing the ball support base 330 In order to smooth the vertical flow of the support block groove 310 and the ball support base 330 may be formed to form a predetermined clearance according to the fine movement and flow. That is, when the left and right lengths (or diameters) of the ball support base 330 are relatively slightly shorter than the left and right lengths (or diameters) of the support block groove 310, for example, in the range of 0.3 to 8 mm, the ball The support base 330 can freely rotate horizontally and vertically through a fine gap.

A ball support groove 340 is formed in the ball support base 330. The ball support groove 340 is provided with a rotating member 400, and the shape of the ball support groove 340 is formed in a shape corresponding to the rotating member 400. That is, in the case of the present invention, the rotating member 400 is made of a metal material in a circular sphere (ie, ball) shape, and correspondingly, the ball support groove 340 is also formed in a hemispherical shape.

The rotating member 400 is rotatably seated in the ball support groove 340 formed in the ball support base 330. The rotating member 400 is in cloud contact with the lower portion of the upper surface plate 110 of the upper cover 100.

According to the present invention, by maintaining the support block groove 310 in a cylindrical shape, the ball support base 330 can be freely rotated above the first vertical buffer member 320. This is a state in which the rotating member 400 is seated in the ball support groove 340 provided in the ball support base 330, the upper surface plate 110 of the upper cover 100 by the vibration or shock. This is to ensure that there is no restriction on the driving of each component by enabling some horizontal rotation in the process of contacting with clouds. Through this, vibrations or shocks transmitted from the floor surface are naturally absorbed by each component, and the influence on the switchboard can be minimized.

The first vertical buffer member 320 has a spring shape and is provided in the support block groove 310 formed on the center of the support block 300 to buffer an impact force in the vertical direction. As the first vertical buffer member 320, for example, a compression spring may be used, and any means capable of recovering to an original state after being compressed in response to a vibration or shock applied vertically may be used.

Since the support block groove 310 is mounted on the upper portion of the first vertical buffer member 320, there is no mutual restriction on movement between the components.

In a state in which the first vertical buffer member 320 is seated in the support block groove 310 of the support block 300 formed by being fixedly coupled to the upper portion of the lower fixing plate 200, the first vertical buffer member 320 The ball support base 330 is inserted in the upper part, and a rotating member 400 formed in a ball shape is seated inside the ball support groove 340 formed in the ball support base 330.

The second vertical buffer member 610 has a spring shape and is disposed between the upper peripheral portion of the support block 300 and the upper surface plate 110 of the upper cover 100 to buffer an impact force in the vertical direction. In this embodiment, two second vertical buffer members 610 are shown, but three or more may be disposed.

The horizontal buffer member 510 has a star shape defined by a band-shaped metal material having elastic properties connected in a closed loop shape and repeatedly bent inward and outward, and the side plate and the support block 300 of the upper cover 100 It is placed between the outer surfaces of) to buffer the horizontal impact force.

Specifically, the horizontal buffer member 510 includes a plurality of inward protrusions protruding in the inward direction, a plurality of outward protrusions protruding in an outward direction, and a connection part connecting the inward protrusions and the outward protrusions adjacent to each other. Form a shape.

Grooves are formed on the outer surface of the support block 300 to correspond to each of the inwardly protruding portions of the horizontal buffer member 510. The length of the groove may correspond to the height of the horizontal buffer member 510. Accordingly, when the horizontal buffer member 510 is fitted into the support block 300, the horizontal buffer member 510 is disposed in a shape to be seated in the groove so that the horizontal buffer member 510 is fixed without flowing downward. In this embodiment, the number of each of the inward protrusions and the outward protrusions is 12, and the number of grooves formed in the support block 300 is 12.

According to the present invention, when assembling the seismic device 10, each of the inward protrusions of the horizontal buffer member 510 are assembled in such a way that they are inserted into each of the grooves formed on the outer surface of the support block 300, so that the ease of assembly is achieved. can do.

In addition, even if vibration or impact in the horizontal direction is applied to the seismic device 10, the inward and outward protrusions of the horizontal buffer member 510 and the connection portions connected to each of them buffer the vibration or impact force. In particular, since the outward protrusions are formed in a radial shape, the seismic device 10 can buffer the vibration or impact force even when vibration or shock is applied in any direction.

5 is an exploded perspective view illustrating another embodiment of the seismic device shown in FIG. 2. 6 is an exploded perspective view for explaining an example of the second vertical buffer member shown in FIG. 5. 7 is a cross-sectional view taken along a vertical line when the seismic device shown in FIG. 5 is mounted on a switchboard. In another embodiment of the seismic device shown in FIGS. 5 to 7, components other than the second vertical buffer member 800 are the same as those described in the embodiment of the seismic device shown in FIGS. 3 to 4. The same reference numerals are given, and detailed descriptions thereof are omitted.

5 to 7, the second vertical buffer member 800 includes a top-buffer member 810 and a bottom-buffer member 820, and the upper peripheral portion and the upper cover of the support block 300 ( It is placed between the top plates of 100) to buffer the vertical impact force.

The top-buffer member 810 is made of a metal material having elastic properties and has a corrugated washer shape in a wave shape that is bent in a clockwise direction. The pitch of the waveform formed on the outside of the top-buffer member 810 is larger than the pitch of the waveform formed on the inside, but the height of the waveforms is the same. Accordingly, the height of the top-buffer member 810 is uniform as a whole. Meanwhile, the pitch of the waveform formed on the outside of the top-buffer member 810 may be larger than the pitch of the waveform formed on the inside, and the height of the waveforms may be formed to increase toward the outside. Accordingly, the height of the periphery of the tower-buffering member 810 may be increased than the height of the center side of the tower-buffering member 810. In this embodiment, the top-buffer member 810 has a wave shape formed in a clockwise direction, but a wave shape may be formed in a concentric direction.

The bottom-buffer member 820 is made of a metal material having elastic properties and has a corrugated washer shape in a wave shape that is bent in a clockwise direction. The pitch of the waveform formed on the outside of the bottom-buffer member 820 is greater than the pitch of the waveform formed on the inside, but the height of the waveforms is the same. Accordingly, the height of the bottom-buffering member 820 is uniform as a whole. Meanwhile, the pitch of the waveform formed on the outside of the bottom-buffering member 820 may be larger than the pitch of the waveform formed on the inside, and the height of the waveforms may be formed to increase toward the outside. Accordingly, the height of the peripheral side of the bottom-buffering member 820 may be larger than the height of the center side of the bottom-buffering member 820. In the present embodiment, the bottom-buffer member 820 has a wave shape formed in a clockwise direction, but a wave shape may be formed in a concentric circle direction.

In this embodiment, the valley of the top-buffer member 810 and the bottom of the bottom-buffer member 820 are disposed to face each other. Accordingly, in a state in which the top-buffer member 810 and the bottom-buffer member 820 having the same height are connected to each other, the height may be twice the height of the top-buffer member 810.

The top-buffer member 810 has a first hole 812, a second hole 814, and a third hole 816 for screw fastening in each of the first, second, and third parts corresponding to the bone. Is formed. In addition, a fourth hole 822, a fifth hole 824 and a sixth hole 826 for screwing into the first, second, and third portions corresponding to the floor of the bottom-buffer member 820 Is formed. The first screw 830 is fastened through the first hole 812 and the fourth hole 822, and the second screw 840 is fastened through the second hole 814 and the fifth hole 824, The third screw 850 is fastened through the third hole 816 and the sixth hole 826 so that the top-buffer member 810 and the bottom-buffer member 820 are connected to each other. Accordingly, the vertical impact force is primarily buffered in the bottom-buffering member 820 and secondarily buffered in the top-buffering member 810.

On the other hand, by further forming holes of various shapes in each of the top-buffer member 810 and the bottom-buffer member 820, the buffering force of the vertical impact force may be increased. For example, it is possible to further form elongated holes in a radial shape, or further elongate holes in a radial normal direction.

FIG. 8 is a perspective view illustrating another example of the second vertical buffer member shown in FIG. 5.

Referring to FIG. 8, the second vertical buffer member 900 includes a top-buffer member 910, a middle-buffer member 920 and a bottom-buffer member 930.

The top-buffer member 910 is made of a metal material having elastic properties and has a corrugated washer shape in a wave shape that is bent in a clockwise direction. The pitch of the waveform formed on the outside of the top-buffer member 910 is greater than the pitch of the waveform formed on the inside. However, the height of the waveform is the same. Accordingly, the height of the top-buffer member 910 is uniform as a whole.

The middle-buffer member 920 includes a rubber material and has a corrugated washer shape in a wave shape that is bent in a clockwise direction, and is disposed to be overlapped under the top-buffer member 910. The pitch of the waveform formed on the outside of the middle-buffer member 920 is greater than the pitch of the waveform formed on the inside. However, the height of the waveform is the same. Accordingly, the height of the middle-buffer member 920 is uniform as a whole.

The bottom-buffer member 930 is made of a metal material having elastic properties and has a corrugated washer shape in a wave shape that is bent in a clockwise direction, and is disposed to be overlapped under the middle-buffer member 920. The pitch of the waveform formed on the outside of the bottom-buffer member 930 is greater than the pitch of the waveform formed on the inside. However, the height of the waveform is the same. Accordingly, the height of the bottom-buffering member 930 is uniform as a whole.

In this embodiment, the top-the valley of the buffer member 910, the middle-the valley of the buffer member 920 and the bottom-the valley of the buffer member 930 are arranged to overlap each other, and the top-the floor of the buffer member 910 The middle-floor of the buffer member 920 and the bottom of the bottom-buffer member 930 are disposed to overlap each other. Accordingly, the vertical impact force is primarily buffered in the bottom-buffering member 930, secondary buffered in the middle-buffering member 920, and thirdly buffered in the top-buffering member 910.

On the other hand, by further forming holes of various shapes in each of the top-buffer member 910, the middle-buffer member 920, and the bottom-buffer member 930, the buffering force of the vertical impact force may be increased. For example, it is possible to further form elongated holes in a radial shape, or further elongate holes in a radial normal direction.

As described above, according to the present invention, even when vibration or impact in the horizontal direction is applied to the seismic device, the horizontal buffer member composed of a connection part connecting the inward protrusions, the outward protrusions and the inward protrusions and the outward protrusions adjacent to each other is vibrated. Or impact force is primarily buffered. In particular, since the outward protrusions of the horizontal buffer member are formed in a radial shape, the seismic device can buffer the vibration or impact force even when a vibration or shock is applied from any direction. In addition, a second vertical buffer member having a corrugated washer shape in a wave shape curved in a clockwise direction is disposed between the upper peripheral portion of the support block and the upper surface plate of the upper cover to buffer the vertical impact force.

Although the above has been described with reference to examples, it is understood that those skilled in the art may variously modify and change the present invention without departing from the spirit and scope of the present invention described in the following claims. You can understand.

700: switchboard 10: seismic device
140: upper fixing means 100: upper cover
110: top plate 120: side plate
200: lower fixing plate 220: lower fixing means
300: support block 320: first vertical buffer member
330: ball support base 330: ball support base
340: ball support groove 400: rotating member
610, 800, 900: second vertical buffer member 510: horizontal buffer member
810, 910: top-buffer member 820, 930: bottom-buffer member
920: middle-buffer member

Claims (5)

delete delete In the switchboard with seismic function attached to the bottom surface,
The seismic device,
An upper cover coupled to the lower surface of the switchboard and comprising an upper surface plate and a side plate;
A lower fixing plate fixedly installed on the upper surface of the floor;
A support block having a cylindrical shape, formed between the upper cover and the lower fixing plate, and fixedly installed on the lower fixing plate;
A first vertical buffer member provided in the support block groove formed on the center of the support block to buffer a vertical impact force;
A ball support base formed above the first vertical buffer member and capable of vertically flowing against a force acting vertically;
A rotation member rotatably seated in a ball support groove formed in the ball support base;
A second vertical buffer member disposed between the upper peripheral portion of the support block and the upper surface plate of the upper cover to buffer a vertical impact force; And
A belt-shaped metal material having elastic properties is connected in a closed loop shape and has a star shape defined by repeatedly bending inward and outward, and surrounds the upper side of the support block as a whole while the side plate of the upper cover and the support block It includes a horizontal buffer member disposed between the sides of the shock absorbing the horizontal direction,
The second vertical buffer member,
A top-buffer member made of a metal material having elastic properties and having a corrugated washer shape in a wave shape curved in a clockwise direction; And
It includes a bottom-buffer member made of a metal material having elastic properties and having a washer shape corrugated in a wave shape that is bent in a clockwise direction,
The horizontal buffer member includes a plurality of inward protrusions protruding in an inward direction and a plurality of outward protrusions protruding in an outward direction,
A groove is formed on the side of the support block so as to correspond to each of the inwardly protruding portions of the horizontal buffer member so that when the horizontal buffer member is fitted into the support block, the horizontal buffer member is fixed without flowing downward,
The top-the valley of the buffer member and the bottom-the floor of the buffer member face each other,
A switchboard with a seismic function, characterized in that a plurality of holes are essentially formed in each of the top-buffer member and the bottom-buffer member in order to increase the buffering force of the vertical impact force. In the switchboard with seismic function attached to the bottom surface,
The seismic device,
An upper cover coupled to the lower surface of the switchboard and comprising an upper surface plate and a side plate;
A lower fixing plate fixedly installed on the upper surface of the floor;
A support block having a cylindrical shape, formed between the upper cover and the lower fixing plate, and fixedly installed on the lower fixing plate;
A first vertical buffer member provided in the support block groove formed on the center of the support block to buffer a vertical impact force;
A ball support base formed above the first vertical buffer member and capable of vertically flowing against a force acting vertically;
A rotation member rotatably seated in a ball support groove formed in the ball support base;
A second vertical buffer member disposed between the upper peripheral portion of the support block and the upper surface plate of the upper cover to buffer a vertical impact force; And
A belt-shaped metal material having elastic properties is connected in a closed loop shape and has a star shape defined by repeatedly bending inward and outward, and surrounds the upper side of the support block as a whole while the side plate of the upper cover and the support block It includes a horizontal buffer member disposed between the sides of the shock absorbing the horizontal direction,
The second vertical buffer member,
A top-buffer member made of a metal material having elastic properties and having a corrugated washer shape in a wave shape curved in a clockwise direction; And
It includes a bottom-buffer member made of a metal material having elastic properties and having a washer shape corrugated in a wave shape that is bent in a clockwise direction,
The horizontal buffer member includes a plurality of inward protrusions protruding in an inward direction and a plurality of outward protrusions protruding in an outward direction,
A groove is formed on the side of the support block so as to correspond to each of the inwardly protruding portions of the horizontal buffer member so that when the horizontal buffer member is fitted into the support block, the horizontal buffer member is fixed without flowing downward,
The top-buffer member is disposed to be overlapped on the bottom-buffer member,
A switchboard with a seismic function, characterized in that a plurality of holes are essentially formed in each of the top-buffer member and the bottom-buffer member in order to increase the buffering force of the vertical impact force. The method of claim 4, wherein the second vertical buffer member further comprises a rubber-made middle-buffer member disposed between the bottom-buffer member and the top-buffer member,
A switchboard with a seismic function, characterized in that a plurality of holes are essentially further formed in the middle-buffer member to increase a buffering force of a vertical impact force.

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