KR101805042B1 - Supporting Assembly for Installation of Double Floor and Its Installation Method - Google Patents

Abstract

The present invention relates to a supporting assembly for installing a dual floor and an installing method thereof. The supporting assembly comprises: a plurality of pillar units which are installed at regular intervals along a first and a second guide line drawn on the floor; a plurality of connecting frames which are installed to connect the plurality of pillar units in a direction parallel to the first and second guide lines; and a plurality of interval maintaining members which are installed to connect the plurality of pillar units in a direction crossing the first and second guide lines. The plurality of pillar units comprises: a base plate which is installed on the floor; a pillar bolt which is uprightly installed on the base plate with a fixed height, and has a screw thread on the outer circumferential surface thereof; a stopper of which the height is regulated by being screwed to the pillar bolt; a supporting plate where the top end part of the pillar bolt penetrates the bottom surface thereof for insertion, and which is supported by the stopper; and a dustproof rubber block which is combined with the supporting plate by a screw. In addition, a plurality of long holes into which the interval maintaining members are combined are radially formed on the supporting plate at regular intervals. In the dustproof rubber block, both side surfaces communicate with a portion of the bottom surface thereof so that an open unit can be formed to expose the plurality of long holes toward a side. Therefore, the supporting assembly for installing a dual floor can be easily and quickly installed.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a supporting structure for mounting a floor,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a supporting assembly for installing a floor, and more particularly, The present invention relates to a supporting assembly for mounting a floor, which includes a plurality of supporting units arranged to support a floor panel, and a plurality of connection frames installed to connect the supporting units.

Generally, in the computer room of a building, there is a double floor which protects computer equipment and communication equipment by absorbing external force or vibration (or earthquake) while preventing power line and communication cable of computer equipment and communication equipment from being exposed to the floor .

As an example of a conventional double floor floor, an access floor having improved seismic resistance and workability disclosed in Japanese Patent Application Laid-Open No. 0919686 can be cited. The access floor (double floor) of this patent document has a plurality An upper plate having a first engaging portion; A lower plate having a plurality of second engaging portions; And a vertical support for connecting the upper and lower plates, and a supporting unit body adjacent to the supporting unit body are connected by upper and lower reinforcing frames respectively coupled to the first and second coupling parts, 2 coupling portions are formed such that the connection structures of the upper and lower reinforcing frames cross each other when viewed in a plan view and through holes are formed in the upper reinforcing frame or the lower reinforcing frame or at both ends thereof, In the hole, an elastic pressing body having mutually connected two powders, which are in the form of a beam of weak light, is connected. The first and second coupling parts or both of them are provided with a pressing body which is inserted between the elastic pressing bodies and fixed to the upper end thereof.

When the conventional support assembly for mounting a floor as described above is installed, (Hereinafter referred to as "guide lines") intersecting each other in the X-axis direction and the Y-axis direction at regular intervals on the floor of the building. Then, the holding units are positioned and fixed at the points where the guide lines cross each other , The connecting frame is installed to the plurality of supporting units installed to firmly fix the supporting units to each other, and the floor panel is seated and fixed to the upper part of the connecting frame and the fixed supporting unit.

However, it is difficult to provide a connecting frame made of a predetermined length so as to connect the holding unit if the installation space of the guide line drawn on the floor is not exactly matched with the length of the connecting frame. In this case, The following connection frame must be installed, and as a result, the operator's know-how capable of drawing the guide line quickly and accurately is important when installing the support assembly for installing a floor board.

However, even skilled workers do not see that the guides drawn on the floor are not parallel to each other, The guide lines are frequently drawn again. Therefore, when the support assembly for installing a dual floor is installed, the applicant can draw only the minimum guide lines, and then install the guide lines with a constant spacing between the support units The present inventors have developed a supporting assembly for a dual floor installation.

KR 10-0919686 B1 KR 10-1256329 B1 KR 10-1136098 B1 KR 10-1526880 B1 KR 10-1612950 B1 KR 10-2017-0025160 A KR 20-1985-0007675 A

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the conventional support assembly for mounting a floor, and it is an object of the present invention to provide a supporting assembly for mounting a floor, It has its purpose.

It is still another object of the present invention to provide a support assembly for a dual floor installation and a mounting method for mounting the support structure in which the support assembly can be firmly held in a state where the support assemblies are connected to each other, In order to solve the problem.

It is an object of the present invention to provide a support assembly comprising a plurality of support units arranged at regular intervals along first and second guide lines drawn on a floor; A plurality of connection frames installed to connect a plurality of strut units in a direction parallel to the first and second guide lines; And a plurality of spacing members provided so as to connect between the plurality of strut units in the direction intersecting with the first and second guide lines, wherein the plurality of strut units includes a base plate installed on the floor; A holding bolt standing up on the base plate and having a predetermined height and forming a thread on the outer circumferential surface; A stopper which is screwed to the holding bolt and is height-adjusted; A support plate supported by the stopper while an upper portion of the holding bolt is inserted through the bottom surface; A plurality of long holes are formed in a radial direction at predetermined intervals and a certain portion of both side surfaces and the bottom surface are communicated with each other in the vibration proof rubber block, And an opening portion for exposing a plurality of long holes to the side surface is formed.

The present invention also relates to a method of manufacturing a bolt, comprising: a lower strut bolt fixedly installed on a base plate; An upper strut bolt located on an upper side of the lower strut bolt and having a vertical length; And a height adjusting member screwed between the lower strut bolt and the upper strut bolt to adjust a height of the upper strut bolt by a rotating operation.

The present invention is also characterized in that a plurality of horizontal adjustment bolts are installed radially at regular intervals while being screwed to penetrate the base plate.

Further, according to the present invention, there is provided a vibration damping rubber block, comprising: a frame-fitting groove in which a pair of the vibration-damping rubber blocks are formed to have a predetermined depth along both sides of a top surface thereof; And a frame fixing hole formed in a pair of frame-fitting grooves and spaced apart from each other at a predetermined interval.

Meanwhile, a method of installing a supporting assembly according to the present invention includes: a first and second guide line displaying step of drawing first and second guide lines parallel to each other at a predetermined interval on a floor surface; A foundation holding unit installation step of installing a plurality of support units along the first and second guide lines at regular intervals and installing a plurality of connection frames between the plurality of support units in parallel with the first and second guide lines; A base spacing member mounting step of installing spacing members each having a predetermined length in a direction orthogonal to the connection frame while one end of each of the plurality of support units is installed along the first and second guide lines; A plurality of holding units provided on the side of the base holding unit and a plurality of spacing holding members provided on the side of the base holding unit, An additional landing unit installing step of installing a plurality of landing units at regular intervals on the floor surface by repeating the above process of installing the space holding member; And a floor panel installation step for mounting and fixing a plurality of floor panels having a predetermined size on the upper surface of the plurality of column units provided in the foundation column unit installation step and the additional column unit installation step.

According to the present invention, instead of drawing an intersecting guide line for precisely aligning the position where the holding unit is installed for installing a double floor, the operator draws only a minimum number of guides (two rows) parallel to each other, And a plurality of column holding units are provided in a plurality of rows while the spacing holding members are provided. Thus, the time required for installing the double floors is greatly shortened.

Further, since the plurality of strut units are assembled by the connection frame and the gap retaining member, the present invention is advantageous in that it does not easily collapse with external force, and the original state is maintained firmly.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an example of a conventional support assembly for a dual floor installation. FIG.
2 is a plan view of an example of a support assembly for a raised floor installation according to the present invention;
3 is a perspective view showing an example of a holding unit according to the present invention;
Figure 4 is an exploded perspective view of Figure 3;
5 is a perspective view showing an example of a base plate and a lower strut bolt among the strut units according to the present invention.
6 is a side view showing an example in which a base plate, a lower strut bolt, a height adjusting member and an upper strut bolt are assembled among the strut units according to the present invention.
7 is a perspective view showing an example of a stopper according to the present invention.
8 is an exploded perspective view showing an example of an upper plate and a vibration-proof rubber block according to the present invention.
9 is a perspective view showing an example of a connection frame according to the present invention.
10 is an exploded view showing an example in which the connecting frame according to the present invention is installed so as to connect the supporting units.
11 is a perspective view showing an example of the gap holding member according to the present invention.
12 is a bottom perspective view showing an example in which the spacer member according to the present invention is installed in a holding unit.
13 is a flowchart showing an example of a method of installing a support assembly for a floor installation according to the present invention.
14 is a perspective view showing an example in which a holding unit, a connecting frame and a gap holding member according to the present invention are assembled together.
15 is a side view showing an example in which a floor panel is installed on an upper side of a connecting frame according to the present invention.

Hereinafter, the structure and operation of the present invention will be described in more detail with reference to the accompanying drawings showing preferred embodiments.

The present invention can easily and quickly install the support assemblies, and the support assemblies can be firmly connected to each other and the installation height of the anti-vibration rubber block can be adjusted appropriately even when the support assembly is assembled The support assembly for a dual floor installation according to the present invention includes a support unit 10, a connection frame 20, and spacing members (not shown) 30).

First, a plurality of support units 10 are installed along a minimum guide line drawn by a worker on the floor, that is, along the first and second guide lines L1 and L2 at regular intervals. On the upper portion of the support unit 10, The floor panels 40 and 50 are seated to form spaced-apart spaces of a predetermined height from the floor. Such a holding unit 10 includes a base plate A stop bolt 15 fixed to the base plate 11 and having a predetermined height and threaded on an outer circumferential surface of the bolt, a stopper 15 screwed with the bolt and adjusted in height, And a vibration plate (17) coupled to the support plate (16) and the support plate (16) by a screw (S) inserted through the stopper (15) Will be described in detail.

5, a plurality of horizontal adjustment bolts B are installed radially at predetermined intervals while being screwed so as to pass through the bottom surface of the base plate 11, The level of the base plate 11 can be easily adjusted by appropriately loosening and tightening the plurality of horizontal adjustment bolts B by the operator even if the floor where the support unit 10 is installed is not flat by the horizontal adjustment bolts B

As shown in FIG. 5, a groove 11A having a predetermined depth is formed on the bottom surface of the base plate 11 so that the lower end of the horizontal adjustment bolt B is exposed. Thus, even if the floor is uneven, The adjustment bolt (B) can be adjusted to adjust the level.

The floor bolts 40, 50 are provided at a predetermined height from the floor by the holding bolts. The holding bolts for the floor panels 40, An upper strut bolt 14 and a lower strut bolt 12 which are located on the upper side of the lower strut bolt 12 and have a vertical length and a lower strut bolt 12 which is fixed to the base plate 11, And a height adjusting member 13 screwed between the bolts 14 and adjusting the height of the upper strut bolt 14 by a rotating operation.

With the construction of the holding bolts as described above, the operator can properly adjust the installation height of the vibration-proof rubber block 17 by using the stopper 15 while installing the holding unit 10, Even if the position of the anti-vibration rubber block 17 is fixed by installing the frame 20 or the like, the upper stay bolt 14 is elevated and lowered using the height adjusting member 13, 17 can be adjusted.

At this time, when the height of the stopper 15 is adjusted by simply inserting the support plate 16 and the vibration-proof rubber block 17 so as to penetrate the upper support bolt 14, the height can be adjusted naturally along the stopper 15 In this case, it is possible to adjust the height even if the support plate 16 and the vibration proof rubber block 17 are fixed to the gap holding member 30 and the connection frame 20, respectively.

However, even in such a case, the stopper 15 is rotated 360 degrees about the pivot bolt in a narrow space where the holding unit 10, the connecting frame 20 and the gap holding member 30 are complicatedly assembled, It is not easy to adjust the height of the anti-vibration rubber block 17. Therefore, in a state where all of the columnar assemblies are assembled, the height adjustment member 13 is used to adjust the height of the anti- It is easier and faster.

A stopper 15 is provided on the upper support bolt 14 of the support bolt 14. The lower end of the support plate 16 is supported by the stopper 15 by the stopper 15, And is fixed to the holding bolt 14 at an appropriate height.

7, the stopper 15 includes a cylindrical support portion 15A having a thread on the inner circumferential surface thereof so as to be threadably engaged with the thread formed on the outer circumferential surface of the upper support bolt 14, The holding part 15A has a predetermined thickness up and down so as to be thicker than the thickness of the holding part 15B and has a predetermined thickness on the upper surface of the holding part 15A. A plurality of non-slidable protrusions 15A 'are formed radially with respect to the center point of the columnar engagement portion 15A.

The stopper 15 is screwed into the upper strut bolt 14 by the operator so that the mounting height of the stopper 15 is appropriately adjusted. And the vibration-proof rubber block 17 are successively placed in this order, the stopper 15 supports the support plate 16 and the vibration-proof rubber block 17, and the height thereof is easily fixed.

The stopper 15 and the support plate 16 are held in close contact with each other by the load acting on the support structure such as the floor panel and the computer equipment, The slip prevention protrusions 15A 'formed on the upper surface of the support plate 16 and positioned between the stopper 15 and the support plate 16 are firmly fixed to the bottom surface of the support plate 16, And the vibration-proof rubber block 17 do not easily move with vibration or the like, the state in which the raised floor is initially installed can be maintained as it is.

A vibration isolating rubber block 17 made of a rubber material is stably installed on the support bolt by means of the support plate 16 and the both sides of the support plate 16 Spacing member 30 to be described later can be coupled with each other so that spacing between another supporting unit 10 located in another row among the plurality of supporting units 10 arranged in a plurality of rows can be easily and quickly aligned.

8, the support plate 16 is formed in the shape of a quadrilateral plate, and at the center thereof, a column coupling hole 16A through which the upper support bolt 14 is inserted is formed in the center of the support bolt 14, Four fastening holes 16B are radially provided around the fastening hole 16A at a predetermined distance from each other and a fastening hole 16B is formed on the outer side of the fastening hole 16B with respect to the fastening hole 16A 16B, and a long hole 16C is formed in which the spacer member 30 to be described later is engaged.

8, a screw insertion hole H formed in the vibration-proof rubber block 17 is inserted into the support plate 16, When the screws S are assembled and tightened so as to pass through the vibration-proof rubber block 17 and the support plate 16 successively, they are assembled firmly without loosening.

A vibration proof rubber block 17 is provided on the upper portion of the support plate 16. One end of a connection frame 20 to be described later is fitted and fixed by the vibration proof rubber block 17, The gap holding member 30 is coupled to the elongated hole 16C of the support plate 16 exposed through the side opening 17A of the bottom panel 17A and external force such as vibration acting on the bottom panel is absorbed appropriately.

As shown in FIG. 8, the vibration-proof rubber block 17 is formed in a block shape having a predetermined thickness so as to absorb vibration and the like acting on the floor panels 40 and 50, 17 are formed with openings 17A and 17B for allowing a plurality of long holes 16C to be exposed to the sides while forming a pair at a predetermined depth along both sides of the top surface of the connecting frame 20, And a pair of frame fixing holes 17C which are positioned between the pair of frame fitting grooves 17B and the pair of frame fitting grooves 17B.

A pair of screw insertion holes H for inserting screws S for coupling the support plate 16 and the vibration-proof rubber block 17 are formed on the upper surface of the vibration-proof rubber block 17 at regular intervals.

The vibration-proof rubber block 17 having the above-described structure is formed by joining together two connecting frames 20 having a "C" shaped cross-sectional shape with a bottom opened using a frame fitting groove 17B and a frame fixing hole 17C, (L1, L2) intersecting the first and second guide lines (L1, L2) to match the installation intervals of the plurality of column units (10) arranged on the same line along the first and second guide lines The installation interval of the holding unit 10 is easily and precisely adjusted using the connecting frame 20 without drawing any other guide line.

At this time, the vibration-proof rubber block 17 may be made of silicon.

Silicon is used as a material having heat resistance that does not change with temperature, oxidation resistance not oxidized, resistance to various chemicals, water repellency against water, water resistance, and electrical insulation. In the present invention, it can be made of a material having excellent heat resistance and oxidation resistance. Accordingly, when the anti-vibration rubber block 17 is made of a silicon material, it is environmentally-friendly because it does not emit harmful toxic substances by itself, and the convenience of manufacturing can be improved.

A pair of connection frames 20 are provided in a straight line on the upper portion of the vibration proof rubber block 17 and a plurality of connection frames 20 installed along the first guide line L1 or the second guide line L2 The spacing between the two holding units 10 is made uniform.

9, the frame 20 includes a frame body 21 having a pair of reinforcing grooves 21A formed at regular intervals along the length thereof, A fitting protrusion 22 which has a downward length along both sides and which is held in the frame fitting groove 17B and a fitting protrusion 22 which has a downward length along both widthwise sides of the frame main body 21, (Not shown).

Hereinafter, for convenience of explanation, the direction of the length of the connection frame 20 shown in FIG. 9 is referred to as a length direction, and the direction of a relatively short length is referred to as a width direction Respectively.

The fitting protrusions 22A and 23A are provided on one side of the fitting protrusion 22 and the fixing protrusion 23, respectively.

The connection frame 20 is inserted while pressing the frame fitting groove 17B and the frame fixing hole 17C of the relatively soft vibration proof rubber block 17 so that the interference fit projections 22A and 23A The connection frame 20 is not easily released in a direction opposite to the assembly so that the vibration-proof rubber block 17 and the connection frame 20 are firmly fixed to each other, .

Thus, along the first guide line L1 in the state in which the operator first draws the minimum guide lines, that is, the first and second guide lines L1 and L2 parallel to each other as shown in FIG. 10, If the connecting frame 20 is provided so as to connect the unit 10 to each other, the spacing between the holding units 10 is naturally determined and the first guide line L1 If another pair of stanchion units 10 are repeatedly connected to each other by using the connecting frame 20 after another another stanchion unit 10 is installed, And a plurality of column holding units 10 are installed.

Then, by installing a plurality of column units 10 again along the second guide line L2 in this manner, the installation of the two column units 10 as a base is completed. At this time, the first guide line L1, The auxiliary connecting frame 20 'has a relatively short length as shown in FIG. 2 so that the supporting unit 10 installed along the second guide line L2 and the supporting unit 10 installed along the second guide line L2 are staggered from each other. Is partially used.

After the two rows of the column units 10 are installed along the first and second guide lines L1 and L2 as described above, the first and second column units 10, 30), the column spacing is automatically adjusted.

A spacing member 30 is provided on the support plate 16 of the column 10 positioned on the same line while being positioned in different columns and the intersection point Even if a plurality of guide lines are not drawn in order to guide the support unit 10, the installation intervals (column intervals) of the support units 10 can be uniformly set.

The gap holding member 30 may include a horizontal bar 31 having a horizontal length as shown in FIG. And a fitting portion 32 inserted into the elongated hole 16C with a downward length along both ends in the width direction of the horizontal bar 31. The fitting portion 32 is inserted into a long hole 16C at one side thereof, Next, a latching protrusion 32A for latching and securing is provided so as not to be detached.

Herein, for convenience of description, a portion having a longer length with reference to the interval holding member 30 shown in FIG. 11 is described in the longitudinal direction as in the description of the connecting frame 20, The portions shown in short are referred to as width directions.

The horizontal bar 31 is formed with a stretchable and contractible portion 33 that absorbs the deformation while appropriately stretching the stretchable portion by elastic force so that the gap holding member 30 is not easily released when the strut unit 10 is moved by vibration or the like The stretchable and contractible portion 33 may have a structure in which a predetermined width is formed in a wavy shape along the horizontal bar 31 as shown in FIG.

12, the engaging protrusion 32A is inserted into the slot 16C formed in the support plate 16 of the holding unit 10, The force of lifting the gap holding member 30 in the vertical direction does not act and the engagement is not easily released by the force of pulling or pushing.

13, the first and second guide line display step S100, the base holding unit mounting step S200, the base interval holding member mounting step S300 (see FIG. 13) ), The additional strut unit mounting step (S400), and the floor panel mounting step (S600). In the following, a mounting method of the supporting assembly for mounting a double floor will be described in detail.

(1) 2 Guide  Display step ( S100 )

As shown in FIG. 10, the first and second guide lines L1 and L2 are parallel to each other at regular intervals on the bottom surface on which the double floor will be installed. (S200), which will be described later, along the roads L1 and L2 The plurality of column holding units 10, the connecting frame 20, and the gap holding member 30 are accurately installed at a predetermined interval.

As described above, according to the present invention, only the first and second guide lines L1 and L2 are displayed, unlike the conventional method of displaying a plurality of guide lines in a lattice form in order to install a plurality of column units 10 at regular intervals, fast.

(2) the foundation holding unit installation step (S200)

10, after the first and second guide lines L1 and L2 are displayed in the first and second guide line display step S100, a plurality of guide lines L1 and L2 are displayed along the first and second guide lines L1 and L2 A plurality of linking frames 20 are installed between the plurality of strut units 10 so as to be parallel to the first and second guide lines L1 and L2 while a plurality of the strut units 10 are installed at regular intervals, Even if no other guide lines for guiding the mounting position of the holding unit 10 are displayed by intersecting (orthogonal) the first and second guide lines L1 and L2 by the first and second guide lines L1 and L2, (10) is set to be constant.

(3) Foundation spacing holding member installation step (S300)

This step is performed by inserting a gap holding member 30 having a predetermined length in a direction orthogonal to the connecting frame 20 while one end is connected to each side of a plurality of strut units 10 installed along the first and second guide lines L1 and L2, The positions of the plurality of strut units 10 to be installed in the additional strut unit installation step (S400) to be described later are determined.

That is, according to the present invention, the position of the holding unit 10 is determined only by connecting the side surface of the holding unit 10 to be additionally provided on the free end side of the gap holding member 30 provided in the base holding unit 10, Therefore, it is unnecessary to further display the guide lines in addition to the first and second guide lines L1 and L2.

(4) Additional holding unit installation step (S400)

This step is carried out by a plurality of support units 10 provided in the foundation holding unit installation step S200 and the foundation holding member installation step S300 respectively and a plurality of other holding units 10 based on the plurality of spacing members 30 10 are provided on the side surface and then the process of installing the connection frame 20 and the gap holding member 30 in another plurality of the stanchion units 10 provided is repeated as shown in Fig. A plurality of strut units 10 are installed at predetermined intervals. At this time, another strut unit 10 is provided on the basis of the position of the previously set strut unit 10 by the gap holding member 30 And then a connecting frame 20 is installed between the holding units 10, thereby having a rigid assembling structure structurally coupled to each other.

(5) Floor panel installation step (S600)

This step is performed on the upper surface of the plurality of column units 10 installed in the basic column unit installation step S200 and the additional column unit installation step S400 by a plurality of floor panels 40, 50 are seated and fixed so that one or more floor panels 40 and 50 are seated and fixed on the upper surface of a plurality of stanchion units 10 assembled firmly at regular intervals, do.

As described above, according to the present invention, instead of drawing an intersecting guide line for precisely aligning a position where the holding unit is installed for a dual floor installation, the present invention draws only a minimum number of guides (two rows) parallel to each other, A plurality of column units are provided in a plurality of columns while the column unit is provided with the connecting frame and the space holding member, thereby greatly shortening the time required for installing the floor.

Further, since the plurality of strut units are assembled by the connection frame and the gap retaining member, the present invention does not easily collapse with external force, and the original state of installation is firmly maintained.

10: support unit 11: base plate
11A: groove 12: lower holding bolt
13: height adjusting member 14: upper holding bolt
15: stopper 15A:
15A ': Non-slippery projection 15B: Handle portion
16: support plate 16A:
16B: fastening hole 16C: long hole
17: Anti-vibration rubber block 17A:
17B: frame fitting groove 17C: frame fixing hole
20: connection frame 20 ': auxiliary connection frame
21: frame body 21A: reinforcing groove
22: fitting projection 22A: forced fitting projection
23: Fixing projection 23A: Forced fitting projection
30: spacing member 31: horizontal bar
32: fitting portion 32A:
33: stretchable portion 40, 50: floor panel
B: Horizontal adjustment bolt H: Screw insertion hole
L1: first guide line L2: second guide line
S: Assembly screw

Claims (5)

A support assembly for a dual floor installation,
The support assembly includes:
A plurality of support units (10) installed at regular intervals along first and second guide lines (L1, L2) drawn on the floor;
A plurality of connecting frames (20) installed to connect the plurality of strut units (10) in a direction parallel to the first and second guide lines (L1, L2); And
And a plurality of spacing members (30) provided so as to connect between the plurality of strut units (10) in a direction crossing the first and second guide lines (L1, L2)
The plurality of strut units (10)
A base plate (11) installed on the floor;
A holding bolt standing up on the base plate (11) and having a predetermined height and forming a thread on an outer peripheral surface;
A stopper (15) screwed with the holding bolt to adjust the height;
A support plate (16) supported by the stopper (15) while an upper portion of the support bolt is inserted through the bottom surface; And
And a vibration-proof rubber block (17) coupled to the support plate (16) by a screw (S)
A plurality of slots 16C to which the gap holding member 30 is coupled are radially formed on the support plate 16 at predetermined intervals,
An opening (17A) is formed in the vibration-proof rubber block (17) so that a certain portion of the side surface and the bottom surface are communicated to expose the plurality of long holes (16C)
The stopper 15 has a cylindrical support portion 15A having a thread formed on an inner peripheral surface of the stopper 15 so as to be screwed with a thread formed on the outer circumferential surface of the upper support bolt 14, And a grip portion 15B having a predetermined length,
The columnar engaging portion 15A has a predetermined thickness up and down so as to be thicker than the handle 15B and a plurality of non-slidable protrusions 15A 'are formed on the upper surface of the columnar engaging portion 15A, Respectively,
The connecting frame 20 includes a frame body 21 having a pair of reinforcing grooves 21A formed at regular intervals along the length thereof and a frame body 21 having a downward length along both longitudinal sides of the frame body 21 A fixing protrusion 23 inserted into the frame fixing hole 17C while having a downward length along both widthwise sides of the frame main body 21; ),
Each of the fitting protrusions 22 and the fixing protrusions 23 has one side surface provided with interference fit projections 22A and 23A,
The spacing member 30 includes a horizontal bar 31 having a horizontal length; And a fitting portion 32 having a downward length along both widthwise ends of the horizontal bar 31 and inserted into the slot 16C,
A locking protrusion 32A is formed on one side of the fitting portion 32 to be inserted into the slot 16C and then fixedly secured to the fitting portion 32 so as not to be detached,
The horizontal bar 31 is formed with the stretchable and contractible portion 33 that absorbs the deformation while the length is expanded or contracted by the elastic force so that the gap holding member 30 is not easily released when the strut unit 10 is vibrated by vibration The support assembly comprising:
The method according to claim 1,
The holding bolt
A lower strut bolt (12) fixed to the base plate (11);
An upper strut bolt (14) located on the upper side of the lower strut bolt (12) and having a vertical length; And
And a height adjusting member (13) screwed between the lower strut bolt (12) and the upper strut bolt (14) and adjusting the height of the upper strut bolt (14) by a rotating operation. Support assembly.
The method according to claim 1 or 2,
Further comprising a plurality of horizontal adjustment bolts (B) radially installed at predetermined intervals while being screwed to penetrate the base plate (11).
The method according to claim 1,
The anti-vibration rubber block (17)
A frame fitting groove (17B) in which the pair of connection frames (20) are fitted to each other at a predetermined depth along both sides of the upper surface;
And a frame fixing hole (17C) which is positioned between the pair of frame fitting grooves (17B) and formed with a pair at a predetermined interval.
A method of installing a support assembly for a dual floor installation,
A first and second guide line display step (S100) of drawing first and second guide lines (L1, L2) parallel to each other at regular intervals on the floor surface;
The first and second guide lines (L1, L2) are arranged between the plurality of column units (10) while the column units (10) according to claim 1 are arranged at regular intervals along the first and second guide lines (L1, L2) (S200) of installing a plurality of connecting frames (20) so as to be parallel to the base supporting unit (200);
A pair of spacing members 30 having a predetermined length in a direction orthogonal to the connection frame 20 are connected to the side surfaces of the plurality of strut units 10 installed along the first and second guide lines L1 and L2, (S300);
The plurality of support units 10 provided in the foundation holding unit installation step S200 and the foundation spacing member installation step S300 are installed in the plurality of support units 30 based on the plurality of spacing members 30, (10) is installed on the side surface, and then the connecting frame (20) and the gap holding member (30) are installed on the plurality of column holding units (10) (S400) of installing additional landing units (10); And
A plurality of floor panels 40 and 50 having a predetermined size are seated and assembled on the upper surfaces of the plurality of strut units 10 installed in the basic strut unit installation step S200 and the additional strut unit installation step S400, And a floor panel mounting step (S600) for mounting the floor panel.

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