JPH04111842U - Fixing device for equipment on double floors - Google Patents

Abstract

(57) [Summary] (with amendments) [Purpose] To provide a double floor that has an earthquake-resistant function and can secure equipment and equipment. [Structure] The mounting brackets 4 are attached to the upper and lower parts of each support leg B, and the horizontal rod portion 5a and the inclined rod portion 5b are bent in a rectangular shape and are installed and bridged between adjacent support legs. The formed pair of connecting frames 5, an equipment fixing frame 6 installed and bridging between the horizontal rod portions 5a of the connecting frames 5, and an equipment fixing bolt that is fastened and erected on the equipment fixing frame 6 and projects through the floor panel C. It consists of 7. [Effects] All support legs can be constructed and installed as an earthquake-resistant structure that connects and reinforces them in a series of grids. Also, by attaching equipment fixing bolts that protrude from the floor panel, equipment can be installed on double floors. can be installed and fixed.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This invention consists of a large number of support legs placed at appropriate intervals on the concrete foundation floor of a building. are arranged vertically in a grid pattern, and each of the four corners is mounted on each adjacent support leg. A double floor consisting of a number of supported floor panels placed adjacent to each other is used for computer and supervisory purposes. The present invention relates to a fixing device for fixing equipment such as visual equipment.

0002

[Prior art and problems]

Conventionally, various structures have been used for fixing equipment to the floor of this type of double floor. have been proposed and put into practical use. For example, as disclosed in Utility Model Publication No. 54-39958, If the anchoring device is They are arranged vertically in a grid pattern at width (length) intervals and are installed between adjacent support legs. two connecting plates that are cross-linked and opposed to each other in parallel and on the same plane at the side width interval; The end portions are fixed to the two connecting plates as appropriate so that they can move freely in the longitudinal direction, and the ends are fixed between the two connecting plates. The equipment mounting plate to be installed as a bridge, and the longitudinal length of this equipment mounting plate by penetrating and hanging from the floor panel. It consists of equipment fixing bolts that are installed with nuts in the appropriate locations, and double-floored, so-called floating Equipment such as computers was fixed on the floor.

0003 By the way, in this kind of double floor, there are supports that support the four corners of the floor panel. Adjacent support legs are connected using an earthquake-resistant frame to prevent the legs from falling due to external forces such as earthquakes. At the very least, all supporting legs should be connected and reinforced in a series of grid patterns to provide an earthquake-resistant structure. However, in the case of the conventional equipment mentioned above, in order to attach the end of the earthquake-resistant frame, Attach the connecting plate to the mounting brackets that are attached to the leg posts of adjacent support legs so that they form a planar cross shape. Since it is necessary to attach the ends of the connecting plates with bolts and nuts, the ends of the connecting plates must be attached with mounting brackets. Because the end of the seismic frame must be installed at the same time as the The installation work is troublesome, and there are connecting plates and earthquake-resistant frames between the adjacent support legs. Because they are installed individually, network cables such as signal cables routed under the floor space are If the wiring space for the cable is restricted and the wiring work is adversely affected, In addition, we have individually processed and manufactured connecting plates and mounting plates for fixing equipment, and earthquake-resistant frames for earthquake-resistant structures. Since the frames and mounting brackets are installed separately, there are problems such as increased construction costs for double floors. It had many inconveniences and drawbacks.

0004

[Problem that the idea aims to solve]

The present invention was created in view of these conventional inconveniences and shortcomings, and aims to solve them. The technical challenge is to create an earthquake-resistant structure that connects and reinforces both adjacent support legs. It has an earthquake-resistant function and can be used to secure equipment installed on a double floor. The purpose is to provide a fixed device.

[0005]

[Means to achieve the task]

The technical measures taken by this invention to achieve the above-mentioned problems are as follows: Mounting brackets are attached to the upper and lower parts of each support leg to be installed vertically, and The horizontal rod part and the inclined rod part are installed in a cross-shaped manner and bridge between the support legs. A pair of bent connecting frames and connecting frames that are cross-linked and face each other in parallel and on the same plane. An equipment fixing frame that is installed horizontally across the horizontal rod parts of the frame, and an equipment fixing frame. Consists of equipment fixing bolts that are fastened upright on the frame and protrude through the floor panel. and fasten the inclined rod part of the connecting frame to the lower mounting bracket of one of the adjacent support legs. At the same time, tighten and connect the horizontal rod part to the upper mounting bracket of the other support leg. Tighten and fix the equipment fixing frame on the horizontal rod part of the frame and install the fixing frame in a bridge shape. It is characterized by having an equipment fixing bolt protruding through it.

[0006]

[Effect]

According to the technical means of the present invention described above, the lower part of one of the adjacent support legs Tighten and connect the end of the inclined rod part to the lower mounting bracket installed in the Tighten and connect to the upper mounting bracket installed on the top of one of the support legs to form the shape of the front side. The pair of connecting frames thus constructed are installed by being attached and bridged in a cross-shaped manner between both supporting legs. vinegar Then, the pair of connecting frames cross their horizontal rods in a horizontal straight line between adjacent support legs. The cross-linking phase is installed in parallel and on the same plane at intervals of the width (length) of each side of the floor panel. The supporting legs are connected and reinforced by facing each other. Then, the racks are placed at intervals of one side width of the floor panel. Attach the end of the equipment fixing frame to the horizontal rod of the connecting frame facing the bridge or At the same time, the fixed frame is horizontally installed and bridged by tightening and fixing the fixed frame. The equipment fixing bolts are fastened upright on the frame and protrude through the floor panel. Screw the nuts onto the fixing bolts and securely install the equipment installation stand on the double floor. It is used to secure equipment and equipment.

[0007]

【Example】

An example of the implementation of the present invention will be explained below based on the drawings. An example is shown in the figure, where A is the concrete foundation floor of the building and B is the plate installed at the bottom end. A panel support cap 1 is attached to the upper end of the leg support 2 which is integrally equipped with 3 and has a male screw on the outer periphery. C is made of aluminum or steel. The rectangular floor panels D are vertically arranged at intervals of one side width of the floor panel C, and the adjacent supports are In addition to connecting and reinforcing the supporting legs B, the equipment F installed on the double floor E is connected and reinforced on the floor E. This is a fixing device that fixes the

[0008] The fixing devices D are installed on the foundation floor A in a grid pattern at intervals of the width of each side of the floor panel C. The mounting bracket 4 installed on the leg support 2 of each support leg B and the space between the adjacent support legs B A pair of connecting frames 5 installed and bridged in an intersecting manner over the width of one side of the floor panel C Horizontal rod portions 5a of one of the connecting frames 5, which are cross-linked to each other in parallel and on the same plane at a distance. An equipment fixing frame 6 that is horizontally installed and bridged between the equipment fixing frames 6 and 6. Mount the four corners on the panel support cap 1 of the support leg B by tightening it upright. Equipment fixing bolts that penetrate and protrude above the double floor from the supported floor panel C. It consists of 7.

[0009] The mounting brackets 4 connect both ends of the pair of connecting frames 5 to adjacent support legs B. for installing the connecting frame 5 cross-linked across both support legs B by attaching the The center of the metal strip plate having the desired length and width is curved and the inside of the metal strip plate is curved. A fixing part 4a is formed in the center to be press-fitted to the outside of the leg column 2 of the support leg B, and Bend both sides of the fixing part 4a outward (sideways) at right angles, and attach a flexible part to both sides. The four constituent members 4' forming the arm attachment part 4b are attached to the outside of the leg support 2, and each constituent part is attached to the outside of the leg support 2. Assemble the frame mounting parts 4b of the members 4' so that they abut each other and protrude in a planar cross shape. It is designed to be assembled and installed on the outside of the leg support 2.

0010 The connecting frame 5 connects the adjacent support legs B via the mounting brackets 4. All supporting legs B installed on the foundation floor surface B at intervals of one side width of the floor panel C are connected in a series. It is used to construct an earthquake-resistant structure that is connected and reinforced in a grid pattern, and the desired cross-sectional shape is In the illustrated example, after cutting to a predetermined length using L-shaped angle steel, DirectionFold a specified position at a specified angle and horizontally on one side bordering the bending position. The rod portion 5a is formed into a substantially square shape when viewed from the front with an inclined rod portion 5b formed on the other side. and , bolts are attached to the frame mounting portion 4b of the mounting bracket 4 at the respective ends of the horizontal rod portion 5a and the inclined rod portion 5b. At the same time, a bolt insertion hole (connection hole) 9 is bored and connected with a nut 8. The vertical surface 5a′ of the horizontal rod portion 5a near the boundary with the diagonal rod portion 5b, specifically the pair of connecting frames. When the frame 5 is installed and bridged in a cross-shaped manner between adjacent support legs B as shown in the example, the At the vertical surface 5a′ of the horizontal rod portion 5a, which is the center of the intersection of the A connecting elongated hole 11 is bored for fastening connection with the hole 10. Furthermore, on the horizontal surface 5a″ of the horizontal rod portion 5a, Tighten the equipment fixing frame 6 with bolts and nuts 12 at appropriate intervals in the length direction. An appropriate number of fixing bolt insertion holes 13 are bored.

[0011] The equipment fixing frame 6 has horizontal rod portions 5a arranged in a horizontal straight line between adjacent support legs B. Cross-linked and parallel to each other on the same plane at the side width interval of the floor panels C. By being horizontally installed and bridged between the horizontal rod parts 5a of the connected frame 5, the equipment can be The fixing bolt 7 is secured by protruding above the double floor E from the bolt protrusion hole 14 drilled in the floor panel C. At the same time, the equipment F installed on the double floor E via the equipment installation frame G etc. The equipment fixing bolt 7 supported and held by the nut 15 and the earthquake-resistant structure of the underfloor space 16 are This is for connecting and fixing equipment F to the earthquake-resistant structure by connecting it to the earthquake-resistant structure. It is formed into a substantially gate-shaped cross section with a desired height and a length longer than the length between the connecting frames 5. At the same time, attach the mounting side 6a directly to the outside along the entire length along the open lower end on both sides. Form a bend at the corner. Then, at the end side of the mounting side 6a on both sides, install it lengthwise in a symmetrical position on both sides. An appropriate number of bolt insertion holes 17 are drilled at appropriate intervals in the direction of the connecting frame 5. The bolt 12 is inserted through the bolt insertion hole 13 drilled in the horizontal surface 5a'' of the horizontal rod portion 5a. and secure it. Further, at an appropriate location on the upper surface of the device fixing frame 6, preferably along the length. A mounting hole 18 for the device fixing bolt 7 is drilled in the center of the device, and a nut 19 is inserted into the mounting hole 18. Tighten the lower end of the equipment fixing bolt 7 with the Installed on top of room 6.

0012 The equipment fixing bolts 7 are tightened and erected on the top surface of the equipment fixing frame 6 to secure the floor panel. Shape it to a length that projects from the bolt protrusion hole 14 of C to a specified height above the double floor E. , screw the nut 15 onto its protruding upper end, and place the equipment installation frame G etc. on the double floor E. It is designed to make it take root.

[0013] Next, an example of installation of equipment F using the fixing device D configured as above will be explained. Then, one side of the floor panel C is erected by adhering it to the foundation floor surface A using an adhesive such as mortar. Bolts and nuts are attached to the upper and lower parts of the leg struts 2 of each support leg B arranged in a grid pattern at width intervals. The mounting brackets 4 are temporarily attached and installed using the cutters 8. And equipment Under-floor space 16 where type F is installed, for example, the corner of equipment F as illustrated in Figure 4. - Upper mounting bracket 4 of one of the adjacent support legs B in the underfloor space 16 where the four corners are located Attach the connecting frame 5 to the frame mounting portion 4b with the temporarily fastened bolts and nuts 8. The ends of the horizontal rod portions 5a are fastened and connected, and the ends of the inclined rod portions 5b are connected to the other support leg B. Tighten and connect to the frame mounting part 4b of the lower mounting bracket 4 with the same bolt and nut 8. At the very least, a pair of connecting frames 5, which are formed in the same shape with a substantially rectangular shape from the front, are reversely connected to each other. It is installed and bridged in a cross-oriented manner, and between the connecting long holes 11 drilled in the center of the intersection. Tighten and connect the intersections of the horizontal rod portions 5a of the pair of connecting frames 5 through the bolts 10. Then, the connecting frame 5 is installed as a bridge between adjacent support legs B (see FIG. 1). After that , in one direction, the horizontal rod portions 5a are arranged horizontally in a straight line so that they are parallel and on the same plane. The horizontal rod portions 5a of each pair of connecting frames 5 are cross-linked to each other in a cross-linked manner. Bolt insertion hole 13 drilled in horizontal surface 5a″ of part 5a and mounting side part 6a of equipment fixing frame 6 Fix the equipment by passing the bolt 12 through the bolt insertion hole 17 drilled in the The frame 6 is installed horizontally as a bridge (see FIGS. 2 and 3). At this time, equipment Located directly below the bolt protrusion hole 14 drilled in floor panel C to match the installation position of F. Then, install the equipment fixing frame so that the equipment fixing bolts 7 protrude from the protruding holes 14 onto the double floor E. Attach the frame 6 to the horizontal rod portion 5a of the connecting frame 5 as shown by the two-dot chain line in Figures 2 and 3. Adjust the mounting position and align the appropriate bolt insertion holes 13 and 17 of both frames 5 and 6 on the same axis. It is also tightened and fixed with bolts and nuts 12. In addition, the equipment fixing bolt 7 is installed in an upright manner by securing it to the top surface of the equipment fixing frame 6 with nuts 19 in advance. It's a spider. Under the floor where the four corners of equipment F are located in the above construction. Fixing devices D are installed between the support legs B in the space 16, and the bolt protrusion holes in the floor panel C are installed. After the equipment fixing bolt 7 is protruded from 14 onto the double floor E, the equipment fixing bolt 7 is Screw the nut 15 onto the root 7 and fix the equipment installation stand G etc. on the double floor E. This is for installing and fixing equipment F.

[0014] In addition, the equipment fixing bolts 7 should be installed in the underfloor space 16 in a position where they will not protrude through the floor panel C. Between the adjacent support legs B, only the pair of connecting frames 5 are mounted on a mounting rack as shown in the example. This bridge connects and reinforces all the support legs B in a series of grid patterns.

[0015] 5 to 7 show a second embodiment, in which the horizontal direction of the connecting frame 5 is It is possible to move freely along the horizontal rod portion 5a without drilling a bolt insertion hole 13 in the horizontal surface 5a″ of the rod portion 5a. The equipment fixing frame 6 is bolted and fixed to the horizontal rod part 5a via the existing connection holder 20. In addition, the length of the equipment fixing frame 6 is bridged by the opposing connecting frame. The length of the mounting side 6a is slightly longer than the length extending between the horizontal rods 5a of the arm 5. The figure shows bolt insertion holes 22 for inserting long bolts 21 across the connecting holder 20 at both ends of the direction. As shown in the example, drill holes in at least two locations in the length direction, and attach the equipment fixing frame. Attachment holes 18 for device fixing bolts 7 are drilled at appropriate intervals in the length direction on the top surface of 6. The bolts protrude from the floor panel C, which are drilled in accordance with the installation position of the equipment F. Attach the device fixing bolt 7 to the device fixing frame 6 so that it is located directly below the hole 14. The fastening and fixing can be appropriately displaced as illustrated by the two-dot chain line in FIG.

[0016] The connection holder 20 connects both ends of the device fixing frame 6 to the horizontal direction of the connection frame 5. This is for connecting and holding the horizontal rod portion 5a in a proper position so as to be movable along the rod portion 5a. As in the example, the cross section is approximately L-shaped with a length corresponding to the length between the mounting sides 6a on both sides of the device fixing frame 6. The height of the vertical portion 20a is equal to the height of the vertical surface 5a′ of the horizontal rod portion 5a. so that the upper end of the vertical portion 20a abuts between the lower surfaces of the mounting sides 6a on both sides. The width of the horizontal portion 20b is approximately twice the width of the horizontal surface 5a of the horizontal rod portion 5a. , the longitudinal edge of the horizontal portion 20b is provided with a hook that engages with the inside of the lower end of the vertical surface 5a'. The stop portion 23 is raised and bent at a right angle. Furthermore, holes are drilled at symmetrical positions of the mounting sides 6a on both sides. Bolt insertion holes 24 are each drilled in the horizontal portion 20b located coaxially with the bolt insertion holes 22. Then, insert the long bolt 21 between both bolt insertion holes 22 and 24 and tighten it with the nut 25. At least the end of the equipment fixing frame 6 should be aligned in the longitudinal direction of the horizontal rod part 5a of the connecting frame 5. (See Figure 5). In addition, the horizontal rod portion 5a of the connecting frame 5 The horizontal part 20b that abuts against the edge of the horizontal surface 5a and the contact side part 2b that is parallel to the connecting holder 20 The vertical part 20a is bent at the upper end to give rigidity to the connecting holder 20 and to The holder 20 is connected to the horizontal rod part 5a by the hook part 23 bent at the edge of the part 20b. Of course, you are free to do whatever you want to ensure engagement stability.

[0017] FIG. 8 shows a third embodiment showing a modification of the connection holder 20 described in detail in the second embodiment. In the embodiment shown in FIG. Vertical portions 27 that are respectively latched and engaged with the outside of the lower end of the vertical surface 5a′ of the horizontal rod portion 5a of the tie frame 5. The bolt is formed into a substantially U-shaped cross section by standing up and bending at right angles, and the bolt is drilled in the horizontal part 20b. The bolt insertion hole 29 drilled in the mounting side 6a of the device fixing frame 6 extends to the bolt insertion hole 28. Fix the device by passing the long bolt 21 through it as shown in the illustration and tightening it with the nut 25. The end of the frame 6 is connected and held to the horizontal rod part 5a of the connecting frame 5. be. Incidentally, a connecting holder 20 having a substantially U-shaped cross section formed as in this embodiment may be used. Accordingly, the intersection of the horizontal rod portions 5a of the pair of connecting frames 5 is held by the connecting holder 20. Since the connection is clamped, the intersection is connected with bolts and nuts 10 as described in detail in the first embodiment. There is no need for fastening connections.

[0018]

[Effect of the idea]

Since the equipment fixing device of the present invention is constructed as described above, it has the following effects. Ru. The slanted rod portions of a pair of connecting frames formed in a substantially rectangular shape from the front that constitute the fixing device. Tighten and connect the ends of the , an upper mounting bracket that attaches the end of the horizontal rod to the top of the other adjacent support leg. A pair of connecting frames are fastened to the fixture and installed in a cross-shaped manner between both support legs to create a bridge. By placing all the support legs installed vertically on the foundation floor, it is possible to arrange them in a series of grid patterns. It is possible to construct and install an earthquake-resistant structure that connects and reinforces the structure in the underfloor space. Between the horizontal rods of connecting frames that are cross-linked in parallel and on the same plane in the direction Install the equipment fixing frame horizontally across the bridge and fasten it to the top surface of the fixing frame. The equipment fixing bolts that are set upright are made to penetrate and protrude from the floor panel onto the double floor. By screwing a nut onto the base, you can install the equipment on a double floor using a pedestal, etc. Equipment can be installed and fixed.

[0019] Therefore, according to the fixing device of the present invention, the floor panel is placed upright on the foundation floor and the floor panel is mounted. An earthquake-resistant structure that connects and reinforces supporting legs to prevent them from collapsing due to external forces such as earthquakes. Equipment that is installed on a double floor and has an earthquake-resistant function that is constructed and installed using one component. Fixation that solves all the inconveniences and shortcomings of conventional devices by fixing the utensils on the floor. It becomes a device.

[Brief explanation of drawings]

FIG. 1 is a front view showing a first embodiment of a fixing device.

FIG. 2 is a plan view of FIG. 1;

FIG. 3 is an enlarged sectional view taken along line III-III in FIG. 1;

FIG. 4 is a schematic diagram showing a state in which a fixing device is installed between support legs in an underfloor space in accordance with a fixing device for equipment.

FIG. 5 is a front view showing a second embodiment.

FIG. 6 is an enlarged sectional view taken along the line VI-VI in FIG. 5;

FIG. 7 is an enlarged sectional view of main parts.

FIG. 8 is a sectional view of main parts showing a third embodiment.

[Explanation of symbols]

A...Foundation floor surface B...Support leg C...Floor panel D...Fixing device E...Double floor F...Equipment equipment 4...Mounting bracket 5...Connection frame 5a...Horizontal rod portion 5b...Slanted rod portion 6...Equipment fixing frame 7...Equipment fixing bolt

Claims (3)

[Scope of utility model registration request] [Claim 1] In a double floor constructed by mounting and supporting floor panels on support legs arranged in a grid pattern on the foundation floor surface, the floor panels are installed at the upper and lower parts of each support leg, respectively. A pair of connecting frames formed by bending the mounting bracket into a substantially V-shape from a horizontal rod portion and an inclined rod portion that are installed and bridged in a cross-shaped manner between adjacent support legs, and bridged in parallel and on the same plane. It consists of an equipment fixing frame that is installed horizontally across the horizontal rod parts of opposing connecting frames and an equipment fixing bolt that is fastened upright on the equipment fixing frame and protrudes through the floor panel. The inclined rod part is fastened and connected to the lower mounting bracket of one of the adjacent support legs, and the horizontal rod part is fastened and connected to the upper mounting bracket of the other support leg, and the equipment fixing frame is tightened on top of this horizontal rod part. A device for fixing equipment on a double floor, in which the fixing frame is installed in a bridge-like manner, and equipment fixing bolts protrude through the fixing frame. 2. The double floor according to claim 1, wherein the equipment fixing frame is bolted to the horizontal rod portion of the connecting frame via a connecting holder movable along the horizontal rod portion of the connecting frame. Fixing device for equipment. 3. In claim 1, the equipment fixing frame is formed into a substantially gate-shaped cross section with a desired height, and mounting sides are bent at the lower ends on both sides, and equipment fixing bolt mounting holes are formed on the upper surface or at both sides. A device for fixing equipment on a double floor, characterized in that bolt insertion holes are formed at appropriate intervals in the length direction on the mounting side.