KR20220153740A - 3 dimension Isolation system using guide SLIDE - Google Patents

Abstract

The present invention relates to a three-dimensional isolation apparatus which aims to, when an external vibration occurs, block vibration transferred to a subject by vertically or horizontally sliding a moving frame, on which the subject is held, by using an LM guide. The three-dimensional isolation apparatus comprises: a base plate installed in contact with the ground surface; a moving frame located on an upper side of the base plate, formed by combining an upper frame and a lower frame, and moving to absorb an external vibration transferred to a subject; and a guide slide unit sliding the moving frame with a movement by the external vibration by using an LM guide located between the base plate and the lower frame.

Description

3 dimensional isolation system using guide slide {3 dimension Isolation system using guide SLIDE}

The present invention relates to a three-dimensional seismic isolator using a guide slide, and more particularly, when external vibration occurs, by using an LM guide to slide and move a moving frame on which an object is mounted in up, down, left, and right directions, It relates to a device for blocking transmitted vibration.

In general, works (or objects) such as cultural assets, artworks, sculptures, and ceramics are placed in exhibition halls for viewing, such as museums, and in this case, the objects are sealed in a showcase that is resistant to external impact to protect them from dust and moisture.

However, when external vibrations such as earthquakes and shocks occur, most of the showcases shake a lot, and the object inside also vibrates strongly due to the shaking of the showcase, causing cracks to occur in the object or the object to lose its center. Falling down and colliding with the showcase causes a problem of damage due to impact.

In order to solve this problem, a seismic device (or seismic isolator) that can be installed in a showcase has been proposed in the past. Korean Patent Registration No. 10-2098664, which is an existing technology, relates to a pedestal for relics with an earthquake-resistant function, using side wire ropes and lower wire ropes based on the cradle on which the relics are placed We disclose the configuration that enables this to be implemented. However, when an earthquake-resistant device is installed as in the existing technology, there is a problem that the production cost of the showcase greatly increases, and by using the side wire rope formed on the four sides based on the support for the artifact, the shock caused by the single use of the wire Absorption is not smooth, so there is a limit that is difficult to offset vibration.

An object of the present invention is to block vibration transmitted to an object and to design a simpler design by moving the moving frame by external vibration in up, down, left, and right directions using a guide slide formed at the lower end of the moving frame on which the object is mounted. It aims to improve effectiveness by minimizing cost with structure.

In the three-dimensional seismic isolator using a guide slide to block external vibration from being transmitted to an object according to an embodiment of the present invention, a base plate installed to be in contact with the ground, located on the upper part of the base plate, and an upper frame and a lower part A guide that slides and moves the moving frame by movement caused by external vibration using a moving frame formed by combining frames and moving to absorb external vibration transmitted to an object and an LM guide located between the base plate and the lower frame It includes a slide part.

The moving frame may include a damper that originates a motion moving in a linear direction by external vibration.

The damper has one side fixed to the side of the supply unit based on the supply unit formed at the center of the movable frame, and the other side connected to the guide slide unit to originate the movement of the movable frame moving in a linear direction. .

When external vibration occurs, the movable frame moves in up, down, left, and right directions by the guide slide unit, and may provide a damping action of vibration transmitted to the object through the damper.

The moving frame is formed of the lower frame contacting the upper surface of the guide slide part and the upper frame spaced apart from the lower frame by a predetermined height, and a plurality of pillars forming a space between the upper frame and the lower frame. can include

The moving frame may include an object coupling module for positioning the object on top of the upper frame.

The guide slide part includes an upper guide rail installed in the horizontal direction of the upper end, a lower guide rail installed in the horizontal direction of the lower end, and a side guide rail installed in the longitudinal direction on both sides based on the supply part formed at the center of the moving frame. And, including the LM guide fixed to the upper guide rail, the lower guide rail, and the side guide rail to be slidably movable along the longitudinal direction, the moving frame can be slid in the up, down, left, and right directions have.

According to an embodiment of the present invention, by using a guide slide formed at the lower end of the moving frame on which the object is mounted, the moving frame caused by external vibration is moved in up, down, left, and right directions to block vibration transmitted to the object, A simpler design structure can minimize costs and improve effectiveness.

1 is an exploded perspective view of a three-dimensional seismic isolator according to an embodiment of the present invention.
2 is a cross-sectional view of an exhibition showcase including a three-dimensional seismic isolator according to an embodiment of the present invention.
3 shows a bird's eye view of a moving frame according to an embodiment of the present invention.
4 shows a perspective view of a moving frame according to an embodiment of the present invention.
5 and 6 are side views of a three-dimensional seismic isolator according to an embodiment of the present invention.
7 shows a lower end of a moving frame according to an embodiment of the present invention.
Figure 8 shows an exploded perspective view of the guide slide unit according to an embodiment of the present invention.
9 and 10 show a detailed front view of a lower frame formed with a guide slide part according to an embodiment of the present invention.
11 is a diagram for explaining in detail a damper according to an embodiment of the present invention.

Advantages and features of the present invention, and methods of achieving them, will become clear with reference to the detailed description of the following embodiments taken in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below and will be implemented in various forms different from each other, only these embodiments make the disclosure of the present invention complete, and common knowledge in the art to which the present invention pertains. It is provided to completely inform the person who has the scope of the invention, and the present invention is only defined by the scope of the claims.

Terms used in this specification are for describing the embodiments and are not intended to limit the present invention. In this specification, singular forms also include plural forms unless specifically stated otherwise in a phrase. As used herein, "comprises" and/or "comprising" means that a stated component, step, operation, and/or element is present in the presence of one or more other components, steps, operations, and/or elements. or do not rule out additions.

Unless otherwise defined, all terms (including technical and scientific terms) used in this specification may be used in a meaning commonly understood by those of ordinary skill in the art to which the present invention belongs. In addition, terms defined in commonly used dictionaries are not interpreted ideally or excessively unless explicitly specifically defined.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in more detail. The same reference numerals are used for the same components in the drawings, and redundant descriptions of the same components are omitted.

1 is an exploded perspective view of a three-dimensional seismic isolator according to an embodiment of the present invention.

Referring to FIG. 1, the three-dimensional seismic isolator according to an embodiment of the present invention slides and moves a moving frame on which an object is mounted in up, down, left, and right linear directions using a guide slide unit when external vibration occurs, Blocks transmitted vibrations. The seismic isolator according to an embodiment of the present invention is a device that absorbs seismic motion by separating a preservation object from the ground or floor, and can be applied to sculptures, cultural properties, storage, independent cases, exhibition cases, and wall cases. do.

To this end, the 3D seismic isolator 100 according to the embodiment of the present invention includes a base plate 110, a moving frame 120, and a guide slide part 130.

The base plate 110 is installed in contact with the ground.

The base plate 110 is installed to come into contact with the ground of the exhibition hall in order to display an object, and may be fixed to the ground.

The moving frame 120 is located above the base plate 110 and is formed by combining an upper frame and a lower frame and moves in straight directions up, down, left, and right to absorb external vibration transmitted to an object. The moving frame 120 may include a damper that originates movement moving in a straight direction by external vibration. The damper has one side fixed to the side of the supply unit based on the supply unit 127 formed at the center of the moving frame 120, and is connected to the other side of the guide slide unit to move in a linear direction. Buffer for originating the movement of the moving frame To act, it may be formed of an elastic material such as a spring or rubber.

For example, when external vibration occurs, vibration may be applied to the movable frame 120 and an object mounted on top of the movable frame 120 in addition to the fixed base plate 110 . Accordingly, the moving frame 120 can slide in up, down, left, and right directions by the guide slide unit 130 using the LM guide to block transmission of external vibration to the object. For example, when external vibration occurs, the moving frame 120 moves in up, down, left, and right directions by the guide slide unit 130, and is transmitted to the object through a damper due to movement in a linear direction By providing a buffering action of the vibration that becomes the movement can be homing.

The moving frame 120 is formed of a lower frame in contact with the upper surface of the guide slide unit 130 and an upper frame spaced apart from the lower frame by a predetermined height, and a plurality of pillars forming a space between the upper frame and the lower frame. can include

In addition, the moving frame 120 may include an object coupling module for positioning an object on top of the upper frame.

The guide slide unit 130 slides and moves the moving frame 120 by movement caused by external vibration using a plurality of LM guides located between the base plate 110 and the moving frame 120 . At this time, the LM guide represents a linear motion component for practical use of linear motion in the rail direction.

For example, the guide slide unit 130 includes an upper guide rail installed in the transverse direction of the upper end based on a hole formed at the center of the moving frame 120, a lower guide rail installed in the transverse direction of the lower end, and It includes side guide rails installed in the longitudinal direction on both sides, and moves the moving frame 120 in a straight line using a plurality of LM guides fixed to the upper guide rail, the lower guide rail, and the side guide rail to be slidably movable along the longitudinal direction. You can slide in any direction.

2 is a cross-sectional view of an exhibition showcase including a three-dimensional seismic isolator according to an embodiment of the present invention.

Referring to FIG. 2 , the 3D seismic isolator 100 according to an embodiment of the present invention may be installed in an exhibition hall or museum for displaying an object 10, and is formed in the form of a showcase for exhibition. The object 10 may be placed on top of the table 11 coupled to the object coupling module on top of the moving frame 120 . At this time, the seismic isolator 100 may further include a sealed glass part 140 according to the area of the movable frame 120 . The sealed glass part 140 is disposed at the top of the moving frame 120 in a state where the lower part is opened, and the part where the moving frame 120 and the sealed glass part 140 come into contact is coupled to each other, or rubber or silicone. By being closely coupled by the same member, the inner space of the sealed glass unit 140 is sealed to protect the object 10 from being affected by dust or moisture.

On the other hand, the table 11, as shown in Figure 2, but may be manufactured to protect one object 10, depending on the embodiment may be manufactured in a large scale to accommodate a plurality of objects.

In addition, the area of the table 11 represents a larger area than the hole of the movable frame, and the table 11 is fixed to the object coupling module formed in the movable frame 120 by bolts or bonding. Since the object 10 is fixed on the table 11 or pressed by a load body, the object 10 on the table 11 is also the same as the moving frame 120 according to the moving frame 120 moving when an earthquake occurs. move in the direction

In FIG. 2, the base plate 110 is fixed to the ground and does not move. On the other hand, according to the external vibration, the moving frame 120 slides in up, down, left, and right directions by the guide slide unit 130, and the table 11 and the table ( 11) The closed glass part 140 providing the object 10 and the showcase for exhibition on it moves in the same direction and force as the moving frame 120. After a certain movement, origination is performed to gradually reduce and stop the movement of the moving frame 120 through a damper connected to the moving frame 120 and the guide slide unit 130 . Accordingly, the seismic isolator 100 can block direct vibration damage applied to the object 10 .

Hereinafter, a three-dimensional seismic isolator 100 according to an embodiment of the present invention will be described in detail with reference to FIGS. 3 to 9 .

Figure 3 shows a bird's eye view of a moving frame according to an embodiment of the present invention, Figure 4 shows a projected view of a moving frame according to an embodiment of the present invention, Figures 5 and 6 are an embodiment of the present invention It shows a side view of the three-dimensional seismic isolator according to. In addition, Figure 7 shows the lower end of the moving frame according to an embodiment of the present invention, Figure 8 is an exploded perspective view of the guide slide unit according to an embodiment of the present invention, Figures 9 and 10 are of the present invention It shows a detailed front view of the lower frame in which the guide slide portion is formed according to the embodiment. In addition, FIG. 11 is a diagram to explain in detail a damper according to an embodiment of the present invention.

3 and 4, it shows a bird's eye view and a projection view of the moving frame 120 according to an embodiment of the present invention, the moving frame 120 has a square shape, but is not limited thereto, and is a rectangular shape. , various shapes such as circular and polygonal are possible.

A supply unit 127 having a certain area is formed at the center of the moving frame 120, and the moving frame 120 includes a hole 124 opened with a larger area than the area of the supply unit 127, which is Since it is formed in the same form on the lower frame 121 and the upper frame 122 of the frame 120, it is characterized in that it has a shape that is opened as much as the area of the space portion (hole, 124). Accordingly, as shown in FIG. 3 , when viewing the movable frame 120 from above, it can be seen that the base plate 110 is observed in a portion of the space 124 excluding the area of the supply unit 127 .

Moreover, the base plate 110 also shows a shape that is open as much as the area of the supply part 127, and when looking at the supply part 127 from above, it can be seen that the ground is observed. This is to facilitate the use of additional equipment for electricity and networks used in the three-dimensional seismic isolator 100 or the object 10 or the exhibition showcase according to the embodiment of the present invention. The dimensional seismic isolator 100 or the object 10 or the exhibition showcase can be connected to additional equipment in the exhibition hall by injecting a power line through an empty space of the supply unit 127 .

4, the moving frame 120 is formed of a lower frame 121 in contact with the guide slide unit 130 and an upper frame 122 spaced apart from the lower frame 121 by a predetermined height, the upper frame 122 and a plurality of pillars 123 forming a space between the lower frame 121 . At this time, a plurality of pillars 123 are formed at positions including four edges of the movable frame 120, support the lower frame 121 and the upper frame 123, and provide a space of a certain height.

In addition, the lower frame 121 and the upper frame 122 are characterized in that they are open as much as the area of the space (hole, 124).

Referring to FIG. 5 , the movable frame 120 has the shape of a hexahedron including the side part 125 connecting the lower frame 121 and the upper frame 122, and has a predetermined position at the top of the upper frame 122. It includes an object coupling module 126 for holding the object 10 in. For example, the table 11 holding the object 10 may be coupled and fixed by four object coupling modules 126 formed on top of the upper frame 122 and bolts or bonding.

Referring to FIG. 6, the guide slide unit 130 is located between the base plate 110 and the moving frame 120, and slides the moving frame 120 in up, down, left, and right straight directions by external vibration. move The guide slide unit 130 may move the moving frame 120 by using an LM guide fixed to be slidably movable along the longitudinal direction of a guide rail formed on the base plate 110 .

Referring to FIG. 7 , a guide slide unit 130 is formed at a lower end of the moving frame 120 , and the moving frame 120 may include a module connected to one side of the guide sliding unit 130 .

Referring to FIG. 8 , the guide slide unit 130 includes a guide rail 131 formed on a base plate 110, a slider 132 fixed to slide in the longitudinal direction of the guide rail 131, and a slider. 132 includes a top plate 133 at the top, and the moving frame 120 may be fixed on the top plate 133. According to the embodiment, the guide rail 131 may be formed on the base plate 110, and the slider 132 may be fixed on the top plate 133 instead of the base plate 110. Here, the shape, direction and number of guide rails 131 and the number and type of sliders 132 are not limited.

Referring to FIG. 9, looking at a bird's eye view of the three-dimensional seismic isolator 100 according to the embodiment of the present invention, the guide slide part 130 has an upper guide rail installed in the transverse direction of the upper part with respect to the supply part 127, and a lower part Including lower guide rails installed in the transverse direction and side guide rails installed in the longitudinal direction on both sides, a slider fixed to the upper guide rail, lower guide rail and side guide rail to slide in the longitudinal direction, and a slider It may include a top plate located on top.

As shown in FIG. 10 , two dampers 128 may be formed on the lower frame of the moving frame 120 (a) and two dampers may be formed on the upper frame (b). Referring to FIG. 10 (a) as an example, in the lower frame, the damper 128 has one side fixed to the upper and lower sides with respect to the supply unit 127, and the slider among the upper and lower guide slide parts 130 (132) shows a form in which the other side is connected. Referring to FIG. 9(b) as an example, in the upper frame, the damper 128 has one side fixed to the left/right side with respect to the supply unit 127, and the slider among the guide slide parts 130 formed on the left/right (132) shows a form in which the other side is connected. Accordingly, when the moving frame 120 moves in the straight direction of the up/down direction and the left/right direction, the damper 128 can originate the movement of the slider around the fixed one side. At this time, the damper 128 functions as a buffer to originate the movement of the moving frame, and may be formed of a spring or an elastic material such as rubber.

More specifically, referring to FIG. 11 , the damper 128 may have a form in which one side 1281 is fixed to the side of the supply unit 127 and the other side 1282 is connected to the slider. Accordingly, by the movement of the movable frame by external vibration, the damper may indicate a movement state (b) in straight directions of up/down and left/right directions, and then return the movable frame to the origin. In the original state (a) of the damper, the other side 1282 is pulled by a spring force and contacts the surface to fix the left and right movement to the center.

The three-dimensional seismic isolator 100 according to the embodiment of the present invention can slide and move the moving frame 120 in straight directions up, down, left, and right by using the guide slide part 130 using the LM guide. have.

As described above, although the embodiments have been described with limited examples and drawings, those skilled in the art can make various modifications and variations from the above description. For example, the described techniques may be performed in an order different from the method described, and/or components of the described system, structure, device, circuit, etc. may be combined or combined in a different form than the method described, or other components may be used. Or even if it is replaced or substituted by equivalents, appropriate results can be achieved.

Therefore, other implementations, other embodiments, and equivalents of the claims are within the scope of the following claims.

10: object 11: table
100: three-dimensional seismic isolator 110: base plate
120: moving frame 121: lower frame
122: upper frame 123: column
124: hole 125: side part
126: object coupling module 127: supply unit
128: damper 130: guide slide part
131: guide rail 132: slider
133: top plate 140: sealed glass unit

Claims (7)

In a three-dimensional seismic isolator using an LM guide to block transmission of external vibration to an object,
A base plate installed in contact with the ground;
a moving frame located above the base plate and formed by combining an upper frame and a lower frame and moving to absorb external vibration transmitted to an object; and
A guide slide unit for sliding and moving the moving frame by movement caused by external vibration using an LM guide located between the base plate and the lower frame
A three-dimensional seismic isolator comprising a.
According to claim 1,
The moving frame is
A three-dimensional seismic isolator comprising a damper that originates movement moving in a linear direction by external vibration.
According to claim 2,
the damper
Based on the supply part formed in the center of the moving frame, one side is fixed to the side of the supply part, and the other side is connected to the guide slide part to originate the movement of the moving frame moving in a linear direction. 3D seismic isolator.
According to claim 3,
The moving frame is
When external vibration occurs, the guide slide moves in up, down, left, and right directions, and provides a buffering action for vibration transmitted to the object through the damper. .
According to claim 1,
The moving frame is
It is formed of the lower frame in contact with the upper surface of the guide slide part and the upper frame spaced apart from the lower frame by a predetermined height, and includes a plurality of pillars forming a space between the upper frame and the lower frame, 3 Dimensional seismic isolator.
According to claim 1,
The moving frame is
A three-dimensional seismic isolator comprising an object coupling module for positioning the object on top of the upper frame.
According to claim 1,
The guide slide part
Based on the supply part formed in the center of the moving frame, it includes an upper guide rail installed in the transverse direction of the upper end, a lower guide rail installed in the transverse direction of the lower end, and a side guide rail installed in the longitudinal direction on both sides, A three-dimensional seismic isolator that slides the movable frame in up, down, left, and right directions including the LM guide fixed to the guide rail, the lower guide rail, and the side guide rail so as to be slidably movable along the longitudinal direction. .

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