JP5478466B2 - Rack frame of equipment mounting rack and assembling method of equipment mounting rack - Google Patents

Description

  The present invention relates to a technical field of a rack frame of an equipment mounting rack for accommodating, for example, communication equipment and a method for assembling the equipment mounting rack in a centralized management room of an apartment house.

  In general, an equipment mounting rack that accommodates communication equipment or the like is configured using a rack frame that is framed in a rectangular parallelepiped using four vertical frame members that are vertically arranged. Such equipment mounting racks are installed indoors, for example, in a centralized control room of an apartment house. For this reason, various members such as rack frames are disassembled and are carried into the installation site in a form that is easy to carry in. In the installation site, the worker is assembling. Therefore, the rack frame is fixed to a pair of front and rear front and rear frame bodies formed by a pair of upper and lower horizontal frame members and a pair of left and right vertical frame members, and upper and lower ends of the front and rear frame bodies. A rectangular frame-shaped ground frame body and a top frame body (Patent Document 1), a front frame body formed in a square frame shape as in Patent Document 1, and a rear frame body. In addition, a structure (Patent Document 2) that is formed by a pair of left and right upper and lower reeds that respectively connect upper and lower four corners of the rear frame body has been proposed.

JP 2003-152363 A JP 2002-223508 A

  The thing of the said patent document 1 is the structure assembled by standing up a front frame body, a back frame body, and a top frame body with respect to a square frame-shaped ground frame body, and welding each connection location after that. Therefore, there is a problem that assembly work is complicated and difficult because welding work requiring skill is performed at the installation site. Furthermore, since the front and rear frame bodies, the top frame body, and the ground frame body are configured to weld the butted portions of the respective members, it is difficult to ensure orthogonal accuracy between the respective frame members, and sufficient There is a problem that rigidity cannot be secured. In addition, the thing of Patent Document 2 has a configuration in which the front and rear frame bodies and the linkages are screwed together, and the assembly work is facilitated. It is connected using a rigid orthogonal bracket provided with a frame material side fixing part and a horizontal frame material side fixing part, and there is a problem that the number of parts increases and the work becomes complicated by using the rigid orthogonal metal fitting. In addition, according to FIG. 8, the position of the fixing portion between the rigid orthogonal metal fitting and the vertical frame member that is long in the vertical direction is a position that does not exceed the upright plate of the horizontal frame member, that is, the level of the horizontal frame member arrangement portion. There is a problem that the rack frame is distorted or loose. In addition, in this case, the front and rear frame bodies are not temporarily held in an upright state. Therefore, to assemble the rack frame by one person, as suggested by FIG. In this way, there is a problem that the work of repeatedly changing the attitude of the rack frame is forced in the process until the rack frame is installed on the floor, and the workability is inferior. There is a problem to be solved by the invention.

The present invention was created with the object of solving these problems in view of the above-described circumstances, and the invention of claim 1 includes a pair of upper and lower horizontal frame members and a pair of left and right vertical frame members. Equipment installation rack using a pair of front and rear frame bodies formed in a square frame shape and a pair of left and right upper and lower depth frames respectively connecting upper and lower corners of the front and rear frame bodies. In constructing the frame, the depth frame is provided with a base piece that is long in the front-rear direction, and the horizontal frame material of the front and rear frame bodies is sandwiched from both the front and rear ends of the base piece from the front-rear direction. A pair of front and rear horizontal frame fixing pieces to be screwed and a vertical frame fixing piece to be brought into contact with the vertical frame material of the front and rear frame bodies and screwed to the vertical frame material are integrally formed upright. This is a rack frame of a feature-equipped rack.
In the invention of claim 2, the depth frame is configured to screw the vertical frame fixing piece and the vertical frame material at a position on the inner side in the vertical direction of the frame space with respect to the fixing position of the horizontal frame fixing piece and the horizontal frame material. The rack frame of the equipment mounting rack according to claim 1, characterized in that:
In the invention of claim 3, the rack frame is fixed to the floor side by fixing a pair of lower left and right depth frames to the floor frame fixed to the floor portion. 2 is a rack frame of the equipment mounting rack according to 2;
The invention of claim 4 includes a pair of front and rear front and rear frame bodies formed in a square frame shape by a pair of upper and lower horizontal frame members and a pair of left and right vertical frame members, and upper and lower corners of the front and rear frame bodies. A rack for equipment installation using a rack frame configured by using a pair of left and right upper and lower depth frames respectively connecting the depth frames, the depth frame having a longitudinally long base piece A pair of front and rear horizontal frame fixing pieces which are screwed to the horizontal frame member by sandwiching the horizontal frame member of the front and rear frame members from the front and rear direction at both front and rear ends of the base piece, and the vertical length of the front and rear frame members A vertical frame fixing piece that comes into contact with the frame material and is screwed to the vertical frame material is integrally formed in a standing manner, and the floor frame is fixed to the floor portion, and the lower frame is fixed to the left and right ends of the floor frame. A pair of left and right depth frames is fixed, and the horizontal frame of the lower left and right pair of depth frames The lower frame material on the lower side of the front and rear frame bodies is sandwiched between the fixed pieces, and the front and rear frame bodies are temporarily held upright, and then the horizontal frame fixing piece of the lower depth frame is placed on the lower horizontal frame. A device mounting rack assembling method is characterized in that a vertical frame fixing piece is screwed to a lower end portion of a vertical frame material.
In the invention of claim 5, the depth frame is configured to screw the vertical frame fixing piece and the vertical frame member at a position on the inner side in the vertical direction of the frame space with respect to the fixing position of the horizontal frame fixing piece and the horizontal frame material. The method for assembling the equipment mounting rack according to claim 4.

According to the invention of claim 1, the front and rear frame bodies and the depth frame can be fixed easily and easily, while being surely and firmly fixed, and the number of parts can be reduced. The workability can be improved.
By setting it as invention of Claim 2, the intensity | strength with respect to distortion, especially the distortion to the left-right direction can be raised.
According to the invention of claim 3, the rack frame can be improved in distortion resistance and backlash resistance, and the rack frame can be prevented from being lifted from the floor portion, and can be excellent in earthquake resistance.
According to the invention of claim 4, the front and rear frame bodies can be temporarily held on the floor side, the equipment mounting rack can be assembled by one person, and the seismic structure can be provided without using seismic parts separately. Can be granted.
According to the invention of claim 5, the strength against the distortion and backlash of the rack frame, in particular, the distortion and backlash in the left-right direction can be increased, and an equipment mounting rack having excellent earthquake resistance can be obtained. .

1A, 1B, and 1C are a front view, a side view, and a plan view of a device mounting rack, respectively. 2A and 2B are a plan view and a front view of the front frame body, respectively. 3 (A), (B), (C), (D), and (E) are a side view, a bottom view, a side view, a rear view, and a sectional view taken along line XX in FIG. 3 (B), respectively. It is. 4 (A), (B), (C), (D), and (E) are a side view, a plan view, a side view, a rear view, and an XX cross-sectional view of FIG. 4 (B), respectively. It is. FIGS. 5A, 5B, and 5C are a front view, a side view, and a plan view, respectively, of a rack frame in which components for mounting devices are incorporated. 6A and 6B are a cross-sectional view taken along line XX in FIG. 5A and a cross-sectional view taken along line XX in FIG. FIGS. 7A and 7B are an enlarged front view of the corner C1 of FIG. 5A and a cross-sectional view from the back of the corner C1. It is a disassembled perspective view of the equipment mounting rack. FIGS. 9A, 9B, and 9C are a plan view, a front view, and a side view of the floor frame, respectively. FIGS. 10A and 10B are an upper front sectional view and an upper side sectional view of the equipment mounting rack, respectively. FIGS. 11A and 11B are a perspective view and a plan view, respectively, for explaining the second embodiment.

Hereinafter, a first embodiment of the present invention will be described with reference to the drawings.
In the figure, reference numeral 1 denotes an equipment mounting rack, and a rack frame 2 constituting the equipment mounting rack 1 is configured by using a pair of front and rear front and rear frame bodies 3 and 4. The frame bodies 3 and 4 are each formed in a square frame shape by a pair of upper and lower horizontal frame members 5 and a pair of left and right vertical frame members 6. And these four corners of the front and rear frame bodies 3, 4, the left and right corners at the upper ends of the front and rear frames 3, 4, and the right ends, the front, rear frames 3, 4 By connecting the left end portions and the right end portions at the lower end portions with a pair of left and right upper and lower depth frames 7, 8, a cuboid framework in which the front and rear frame bodies 3, 4 are integrated with each other. The rack frame 2 is configured.

  The upper and lower horizontal frame members 5 that constitute the front and rear frame bodies 3 and 4 are incorporated in a substantially identical shape as the vertical frame members 7 on the left and right sides. The same shape is incorporated in the left / right direction (symmetrical in the left / right direction). Further, the front and rear frame bodies 3 and 4 are formed so as to be different from each other in the front-rear direction (a line symmetry in the front-rear direction). For this reason, in the front and rear frame bodies 3, 4, the horizontal frame member 5 formed in substantially the same shape is arbitrarily arranged in the vertical and front-rear directions, and the vertical frame member 6 is incorporated in the left-right and front-rear directions. It is. In addition, the pair of left and right upper and lower depth frames 7 and 8 provided on the upper and lower sides of the rack frame 2 are respectively configured with different left and right sides. At each end, the four corners of the front and rear frame bodies 3 and 4 are racked by fixing the connecting portions of the eight horizontal frame members 5 and the vertical frame members 6 as will be described later. A frame 2 is formed.

  Next, each constituent member of the rack frame 2 and the connection configuration of these constituent members will be described. As described above, each constituent member is configured to incorporate substantially the same shape as each other. The description of the constituent members is expressed based on the direction of the inside and the outside in the vertical, horizontal, and front-rear direction of the frame space with reference to the space (hereinafter referred to as the frame space) constituted by the rack frame 2. The rack frame 2 will be described with reference to the drawings of FIGS. 2 to 7, and in particular, for the description of the connection configuration of the front and rear frame bodies 3, 4 and the upper and lower depth frames 7, 8, FIG. 7 and FIG. 7, the drawings of FIGS. 6 and 7 are directed to the drawings of FIGS. 2B and 5A among the eight connecting portions (corner portions) of the rack frame 2 in the vertical direction. The connection part C1 site | part which is lower left is illustrated.

  First, the upper and lower horizontal frame members 5 which are members in the horizontal direction of the rack frame 2 are penetrated in the left and right direction by bending and integrating the long metal plate material in the left and right direction into a fitting shape. It is formed in a pipe-like body with holes. The through hole has a saddle shape in which a half portion which is on the inner side in the vertical direction of the frame space protrudes outward in the front-rear direction of the frame space. As a result, the horizontal frame member 5 is formed with a plate-shaped horizontal frame inner piece 5a on the inner side in the front-rear direction of the frame space, and on the outer side in the front-rear direction, outside the first and second horizontal frames that are stepped in the front-back direction. The piece portions 5b and 5c and the horizontal step piece portion 5d between them are formed, thereby forming a narrow portion 5e on the outer side in the vertical direction of the frame space. And in each part of the right and left both ends of the horizontal frame inner piece part 5a and the second horizontal frame outer piece part 5c constituting the narrow part 5e, two bolt receiving nuts with two bolt insertion holes adjacent to the left and right are provided. The bodies 5f are positioned in the through holes and welded to each other. Note that the upper and lower horizontal frame members 5 have the upper and lower horizontal frame members 5 whose upper and lower horizontal frame members 5 have the upper and lower horizontal frame members 5a and the upper and lower horizontal frame pieces 5c. The structure is the same except that it is formed longer.

  In addition, the vertical frame member 6 which is a vertical member of the rack frame 2 is configured in such a shape that the inner side in the front-rear direction of the frame space is opened by bending a vertically long metal plate. As a result, the vertical frame member 6 has a pair of vertical frame and outer piece portions 6a and 6b facing each other in the left-right direction of the frame space, and the vertical frame member 6 and the outer piece portions 6a and 6b on the outer side in the front-rear direction of the frame space. The connecting piece portion 6c to be connected is configured, but the opening formed in the vertically long shape in the vertical frame and facing the outer piece portions 6a, 6b is the vertical direction including the upper and lower ends. A plurality of places are covered with an auxiliary plate 6f fitted and fixed in the vertical frame and along the outer pieces 6a and 6b. Furthermore, the longitudinal frame outer piece 6b is bent in a concave shape at both ends in the front-rear direction of the frame space, whereby the vertical frame member 6 is placed in the front-rear direction of the frame space at the corner portion on the outer side in the left-right direction of the frame space. A pair of first and second recesses 6d and 6e are formed opposite to each other. Further, among the auxiliary plates 6f, the auxiliary plate 6f positioned at the upper and lower ends is welded with a bolt receiving nut body 6g adjacent to the vertical direction along with three bolt insertion holes on the outer surface in the front-rear direction of the frame space. Yes.

  Then, as shown in FIG. 2 (A), the horizontal frame member 5 and the vertical frame member 6 are arranged at the upper and lower ends of the vertical frame inner piece 6a of the pair of left and right vertical frame members 6, respectively. The left and right ends of each frame are assembled in a penetrating manner, and these penetrating portions are welded to form a rectangular frame-like front and rear frame bodies 3 and 4 in which the horizontal frame member 5 and the vertical frame member 6 are integrated. Yes. Here, the width in the front-rear direction of the horizontal frame member 5 is formed narrower than the width in the front-rear direction of the vertical frame member 6, and a connecting piece between the first horizontal frame outer piece 5 b of the horizontal frame member 5 and the vertical frame member 6. By incorporating the portion 6c in a substantially flush manner, the horizontal frame inner piece 5a of the horizontal frame member 5 is biased outward in the front-rear direction of the frame space from the auxiliary plate 6f located at the upper and lower ends of the vertical frame member 6. It is configured to be stepped.

  On the other hand, the upper and lower frame bodies 3, 4 are connected and fixed to each other, and the lower depth frames 7, 8 are formed in substantially the same shape as shown in FIGS. The upper and lower depth frames 7 and 8 are each made of a metal plate material and have base pieces 7a and 8a that are long in the front-rear direction. The length of the base pieces 7a, 8a in the left-right direction is a length from the vertical frame outer piece 6b, which is a connecting portion between the horizontal frame member 5 and the vertical frame member 6, to the bolt receiving nut body 5f arrangement site of the horizontal frame member 5. Is set. In addition, the longitudinal lengths of the upper and lower depth frames 7 and 8 are set according to the facing distance in the front and rear direction of the front and rear frame bodies 3 and 4, and the horizontal frame of each frame body 3 and 4. It is set to a length corresponding to the facing interval between the second lateral frame outer piece portions 5c (narrow-width-shaped portions 5e) of the material 5.

  And in the both front and rear ends of the base pieces 7a, 8a, the left and right outer portions of the frame space are set to face the vertical frame member 6, and the horizontal frame member 5 and the vertical frame member 6 In the connecting portion, L-shaped cutout portions 7b and 8b into which the vertical frame member 6 protruding in a stepped shape toward the inner side in the front-rear direction of the frame space are formed. On the other hand, in the front and rear ends of the base pieces 7a and 8a, the left and right inner portions of the frame space are set so as to face the horizontal frame member 5, and the bottom piece 5g of the narrow portion 5e (the vertical outer side in the frame space) It extends to the part facing the piece. The first horizontal frame fixing pieces 7c, 8c are bent upright at the edge of the portion toward the inner side in the vertical direction of the frame space and come into contact with the second horizontal frame outer piece 5c of the horizontal frame member 5. The first horizontal frame fixing pieces 7c and 8c are constituent members of the horizontal frame fixing piece of the present invention.

In addition, a pair of inner and outer portions 7d, 7e, 8d, and 8e, which are bent in an upright direction toward the inner side in the vertical direction of the frame space, are formed at the left and right ends of the base pieces 7a and 8a. Of these, outer reinforcing pieces 7d, 7e, 8d, and 8e are bent at the inner end edges in directions close to each other, and the inner reinforcing pieces 7f8f and the first outer side are designed to increase the strength of the lower depth frames 7 and 8. The reinforcing pieces 7g and 8g are respectively bent. Further, second outer reinforcing pieces 7h, 8h bent toward the inner side in the vertical direction of the frame space are formed at the end edges of the first outer reinforcing pieces 7g, 8g.
The length from the base piece 8a of each depth frame 7 and 8 to the leading edge of the inner standing pieces 7d and 8d and the leading edge of the second reinforcing piece 8h of the lower depth frame 8 is the upper and lower horizontal frame members, respectively. The size is set so as not to protrude from the horizontal frame member 5 to the inner side in the vertical direction of the frame space. The second reinforcing piece 7h of the upper depth frame 7 is dimensioned so as to protrude inward in the vertical direction (lower side) of the frame space beyond the horizontal frame member 5, and the protruding second reinforcing piece 7h A hook-shaped cover receiving piece 7i is bent at the end edge portion outward in the left-right direction of the frame space.

Further, fixing plates 9 are integrally provided at both ends of the base pieces 7a and 8a in the front-rear direction. The fixing plate 9 includes base pieces 7a and 8a of the upper and lower depth plates 7 and 8, inner and outer standing pieces 7d, 8d, 7e and 8e, inner reinforcing pieces 7f and 8f, first outer reinforcing pieces 7g and 8g. By being welded in a space surrounded by the frame space, the base pieces 7a and 8a are erected from the base piece 7a, and are integrally fixed in a state of extending inward in the vertical direction of the frame space. Further, the fixing plate 9 is bent in a crank shape in a plan view, and is disposed along the step shape inside the frame space in the front-rear direction at the connecting portion between the horizontal frame member 5 and the vertical frame member 6. . The fixed plate 9 stands up along the notches 7b and 8b on the outer side in the left and right direction of the frame space with reference to the step piece 9a in the middle in the left and right direction. It is comprised by the vertical frame fixed piece 9b which contact | abuts. In addition, with respect to the step piece portion 9a of the fixing plate 9, the inner portion in the left-right direction of the frame space has a facing interval that allows the narrow portion 5e of the horizontal frame member 5 to be sandwiched between the first fixing piece 7c. The second horizontal frame fixing piece 9c is in contact with the horizontal frame inner piece 5a of the horizontal frame member 5. As a result, the front and rear end portions of the upper and lower depth frames 7 and 8 are surrounded by the base pieces 7a and 8a, the first horizontal frame fixing pieces 7c and 8c, and the second horizontal frame fixing piece 9c. A groove-like space is formed so that the inner side in the vertical direction is open.
Here, the vertical frame fixing piece 9b of the present embodiment is formed so as to extend longer in the vertical direction inside the frame space than the second horizontal frame fixing piece 9c. The auxiliary plate 6f positioned in the portion is configured to abut on the inner side in the vertical direction of the frame space beyond the horizontal frame member 5.
Further, the first and second horizontal frame fixing pieces 7c, 8c and 9c of the upper and lower depth frames 7 and 8 are respectively opposed to bolt receiving nut bodies 5f welded to the left and right ends of the horizontal frame member 5. Two bolt insertion holes H adjacent to each other in the left-right direction are opened, and the vertical frame fixing piece 9b is connected to a bolt receiving nut body 6g welded to an auxiliary plate 6f positioned at the upper and lower ends of the vertical frame member 6. Three bolt insertion holes H that face each other in the vertical direction are opened.

When the four corners of the front and rear frame bodies 3 and 4 and the upper and lower depth frames 7 and 8 configured as described above are integrated (fixed), the bases of the upper and lower depth frames 7 and 8 are combined. The horizontal frame member 5 constituting the front and rear frame bodies 3 and 4 in a concave groove-like space formed by the pieces 7a and 8a, the first horizontal frame fixing pieces 7c and 8c, and the second horizontal frame fixing piece 9c. The narrow portion 5e is inserted between the first horizontal frame fixing pieces 7c, 8c and the second horizontal frame fixing piece 9c in the front-rear direction, so that the front and rear frame bodies 3 are fitted. 4 is temporarily held by the upper and lower depth frames 7 and 8. In this state, the bolt insertion holes H formed in the first horizontal frame fixing pieces 7c and 8c and the second horizontal frame fixing piece 9c, the second horizontal frame outer piece 5c and the horizontal frame inner piece of the horizontal frame member 5 are provided. The upper and lower depth frames 7 and 8 are aligned by aligning the bolt receiving nut body 5f welded to the portion 5a and screwing the bolts 10 inserted from the respective bolt insertion holes H into the respective bolt receiving nut bodies 5f. And the horizontal frame member 5 are screwed together to be integrated.
On the other hand, in the state where the upper and lower depth frames 7 and 8 and the horizontal frame member 5 are integrated, the vertical frame fixing pieces 9b of the fixing plate 9 provided on the upper and lower depth frames 7 and 8 are front and rear. It is comprised so that it may contact | abut to the auxiliary | assistant plate 6f which is a piece part which comprises the front-back direction inner side in the upper-lower-end part of the vertical frame material 6 which comprises the frame bodies 3 and 4, In this state, the vertical frame fixing piece 9b By screwing the bolt 11 inserted through the bolt insertion hole H into the bolt receiving nut body 6g on the vertical frame member 6 side, the upper and lower depth frames 7 and 8 and the vertical frame member 6 are screwed and integrated. It is comprised so that.

  In this way, the front and rear frame bodies 3 and 4 and the upper and lower depth frames 7 and 8 are screwed at the upper and lower corners to form the rack frame 2 that is a cuboid frame. At this time, the horizontal frame member 5 and the vertical frame member 6 are individually fixed to the upper or lower depth frames 7 and 8 at the eight corners. 4 are configured so as to be surely and firmly integrated by being integrated using the upper and lower depth frames 7 and 8. Further, the vertical frame member 6 extending in the vertical direction extends in the vertical direction and is screwed to the vertical frame fixing piece 9b on the inner side in the vertical direction of the frame space with respect to the horizontal frame member 5, thereby the rack frame. 2 (front and rear frame bodies 3 and 4), the strength against distortion (deformation), particularly, the strength against distortion in the left-right direction is further increased.

Next, a procedure for assembling (installing) the equipment mounting rack 1 inside a building using the rack frame 2 will be described. In this case, the floor frame 12 is fixed to the floor portion where the rack frame 2 is assembled, The rack frame 2 is configured to be fixed to the floor frame 12. Here, when the equipment mounting rack 1 is assembled, the front and rear frame bodies 3, 4, which are constituted by the floor frame 12, the horizontal frame material 5 and the vertical frame material 6 which are preliminarily assembled in the factory, are installed at the installation site. The fixed plate 9 is welded, the members of the lower depth frames 7 and 8, and various parts to be described later attached to the rack frame 2 are carried as individual members, and these members are assembled on site. Thus, the members at the time of carry-in are minimized, and the carry-in work is performed smoothly.
Reference numeral 13 denotes a hinge member that is fixed to a predetermined position on the outer side in the front-rear direction of the frame space with respect to the vertical frame member 6 of the front and rear frame bodies 3 and 4.

  First, the floor frame 12 is fixed to the floor portion. As shown in FIG. 9, the floor frame 12 is formed with a rectangular opening 12 a at the center portion and a floor fixing portion 12 b fixed to the floor portion, It is constituted by a four-circumferential frame portion 12c that is bent into a U-shaped cross section by appropriately bending the four peripheral edges of the floor fixing portion 12b. At the four corners of the floor fixing portion 12b, bolt insertion holes 12d for fixing to the floor portion are opened, and among the four circumferential frame portions 12c, the front and rear end portions of the frame portion 12c located on the left and right are provided. The bolt receiving nut body 12e is welded together with the bolt insertion hole. The floor frame 12 is fixed by screwing an anchor bolt (not shown) inserted from the bolt insertion hole 12d into the floor portion.

Next, the lower depth frames 8 are respectively fixed to the left and right side portions of the floor frame 12. At this time, the bolt pieces welded to the left and right frame portions 12c of the floor frame 12 are attached to the base pieces 8a of the lower depth frame 8. A bolt insertion hole 8i is formed at a position facing the nut body 12e, and a bolt (not shown) inserted from the bolt insertion hole 8i is screwed into the bolt receiving nut body 12e to lower the depth. The frame 8 is configured to be fixed to the floor frame 12.
Subsequently, the front and rear frame bodies 3 and 4 are respectively fixed to the front and rear end portions of the left and right lower depth frames 8. The front and rear frame bodies 3 and 4 are arranged on the left and right sides of the narrow portion 5 e of the horizontal frame member 5. By fitting (inserting) both ends into the space surrounded by the base piece 8a of the lower depth frame 8 and the first and second horizontal frame fixing pieces 8c, 9c rising from the base piece 8a, The narrow horizontal portion 5e is sandwiched and held between the second horizontal frame fixing pieces 8c and 9c, whereby the front and rear frame bodies 3 and 4 are respectively connected to the lower depth frame 8 (the floor frame 12). ) Is temporarily held in an upright state.

  In the state where the front and rear frame bodies 3 and 4 are temporarily held in an upright manner, the front, rear, left and right corners on the lower side, which is a connecting portion between the lower depth frame 8 and the lower ends of the front and rear frame bodies 3 and 4 As described above, the bolt insertion hole H formed in the first and second horizontal frame fixing pieces 8c and 9c of the lower depth frame 8 and the bolt receiving nut body 5f on the horizontal frame member 5 side are aligned in the section. The bolt 10 is screwed into the bolt receiving nut body 5f, and the bolt insertion hole H of the vertical frame fixing piece 9b and the bolt receiving nut body 6g of the vertical frame member 6 are aligned so that the bolt 11 is connected to each bolt receiving nut body. The front and rear frame bodies 3 and 4 are fixed to the lower depth frame 8 by screwing to 6 g.

  Subsequently, the upper depth frame 7 is assembled to the front and rear frame bodies 3 and 4 fixed to the floor side, but the narrow portion 5e of the horizontal frame member 5 on the upper side of the front and rear frame bodies 3 and 4 is attached. The upper depth frame 7 is inserted into the space surrounded by the base piece 7a provided at the front and rear end portions of the upper depth frame 7 and the first and second horizontal frame fixing pieces 7c, 9c. 3 and 4 are temporarily held. In this temporary holding state, as described above, the upper depth frame 7 is connected to the upper depth frame 7 and the front and rear frames 3, 4 at the upper four corners. The bolt insertion holes H formed in the second horizontal frame fixing pieces 7c and 9c and the bolt receiving nut bodies 5f of the horizontal frame material 5 are aligned, and the bolts 10 are screwed into the respective bolt receiving nut bodies 5f. The bolt insertion holes H of the frame fixing piece 9b and the bolt receiving nut bodies 6g of the vertical frame member 6 are aligned, and the bolts 11 are screwed into the respective bolt receiving nut bodies 6g. The upper depth frame 7 is fixed.

  Thus, in the state where the rack frame 2 is assembled in the floor frame 12, the lower depth frame 8 fixed (screwed) to the front and rear frame bodies 3 and 4 is attached to the floor frame 12 fixed to the floor portion. It is fixed. As a result, the rack frame 2 can be supported from the floor side via the lower depth frame 8 and the floor frame 12, and an earthquake-resistant structure that prevents the rack frame 2 from lifting from the floor is provided. It has been granted. Further, in the present embodiment, the vertical frame fixing piece 9b extending long upward from the lower depth frame 8 is screwed to the vertical frame member 6 standing upward from the floor portion, thereby fixing to the floor portion side. The fulcrum is set at the upper position, and the rack frame 2 is configured to be a rack 1 for equipment mounting that has improved strength against distortion and backlash, particularly distortion and backlash in the left-right direction, and has further improved seismic performance. Yes.

Subsequently, equipment mounting components are assembled in the assembled rack frame 2. The rack frame 2 is provided with four front and rear lengths located on the left and right sides of the rack frame 2 at the upper end and the middle in the vertical direction. The scale-like support frame 14 is fixed (see FIG. 5). The support frame 14 has a front and rear end that is supported by the vertical frame member 6 by being screwed to the left and right vertical frame members 6 of the front and rear frame bodies 3 and 4. 14 a and a fixing frame 14 b that is fixed to the main body portion 14 a and protrudes inward in the left-right direction of the frame space. In this manner, the support frame 14 is screwed to the left and right vertical frame members 6 of the front and rear frame bodies 3 and 4 and the right vertical frame members 6 to each other so that the support frames 14 are arranged in the front-rear direction of the rack frame 2. It is comprised so that it may serve as a strength ensuring member with respect to distortion and backlash.
Further, a pair of mounting frames 15 for mounting in the front-rear direction, which are formed in a vertically long shape, are screwed and fixed to the fixing frames 14 b of the two support frames 14 located in the left-right direction. These mount frames 15 are configured to include a pair of front and rear fixed pieces 15a, and the fixed pieces 15c are provided at three convenient locations of the fixed frame 14b of the upper and lower support frames 14 and the inner standing piece 8d of the lower depth frame 8. It is configured to be applied and screwed.
The inner standing piece 8d of the lower depth frame 8 has a plurality of bolt insertion holes and a bolt receiving nut body 8j welded in advance along the bolt insertion holes. The bolt receiving nut body 8j The mount frame 15 is configured to be screwed using the screw.
Here, of the pair of front and rear mount frames 15, the front mount frame 15 has a device support piece 15b formed at the front edge, and the device support piece 15b has a plurality of bolt insertion holes 15c in the vertical direction. Is established, and various devices are screwed using bolt insertion holes 15c at appropriate positions. Further, a member support piece 15d is formed between the pair of front and rear fixed pieces 15a of the mount frame 15, and the member support piece 15d is provided with a support member which is separately required depending on the size and load of the equipment to be mounted. Accordingly, a plurality of bolt insertion holes 15e are formed in the vertical direction.

Further, as shown in FIGS. 8 and 10, the left and right cover bodies 16 are incorporated on the left and right sides, and the pair of left and right door bodies 17 are incorporated on the front and rear sides, as shown in FIGS. The top plate 18 is assembled in the upper part so that the assembly of the equipment mounting rack 1 is completed.
The left and right cover bodies 16 are formed with bent pieces 16a around the four sides, and the upper bent pieces 16a are formed with locking pieces 16b that are folded downward. Then, as shown in FIG. 10A, the cover body 16 folds the upper locking piece 16b from the outer upright piece 7e of the upper depth frame 7 to the first and second outer reinforcing pieces 7g and 7h. It is configured to be easily assembled by being locked to the bent cover receiving piece 7i. And the cover body 16 arrange | positions the right and left folded piece 16b along the 1st recessed part 6d located in the front-back direction inner side in the frame space of the vertical frame member 6, and the vertical frame outer piece part 6b of the vertical frame member 6 is provided. And so as to be substantially flush with each other. Reference numeral 16e denotes a locking tool provided between the cover body 16 and the vertical frame member 6.

  Further, the pair of left and right door bodies 17 are formed with folding pieces 17a at the four peripheral edges, and a locking portion (not shown) provided on the folding pieces 17a at the outer ends in the left and right direction of the frame space of each door body 17 is used as a vertical frame member. 6 is configured to be swingable with respect to the rack frame 2 by being supported by a hinge portion 13 provided in the second recess 6e. The folded portions 17 a at the upper and lower ends of each door body 17 are disposed in a state of facing the second horizontal frame outer piece 5 c located on the outer side in the vertical direction in the frame space of the horizontal frame member 5. The upper and lower horizontal frame members 5 are configured to be covered. Reference numeral 17 c denotes a lock provided between the door body 17 and the rack frame 2.

  On the other hand, the top plate 18 is configured to be integrated with the upper depth frame 7 by being screwed to the base piece 7a of the upper depth frame 7 at a plurality of locations. A bolt receiving nut 7j is welded in advance to the front and rear ends of the lens, and an eyebolt (hanging bolt) 18a can be screwed to the top plate 17 side. The eyebolt 18a is configured to be able to be lifted without disassembling the equipment installation rack 1 when the equipment installation rack 1 already installed is moved when necessary.

  In the present embodiment configured as described, the rack frame 2 constituting the device mounting rack 1 on which various devices are mounted is formed in a square frame shape by a pair of upper and lower horizontal frame members 5 and a pair of left and right vertical frame members 6. A pair of front and rear frame bodies 3 and 4 to be formed and a pair of left and right upper and lower depth frames 7 and 8 respectively connecting upper and lower corners of the front and rear frame bodies 3 and 4 are formed. However, the upper and lower depth frames 7 and 8 are provided with base pieces 7a and 8a that are elongated in the front-rear direction, and the horizontal frames of the front and rear frame bodies 3 and 4 are provided at the front and rear ends of the base pieces 7a and 8a. First horizontal frame fixing pieces 7c, 8c and second horizontal frame fixing pieces 9c, which are sandwiched between the left and right ends of the narrow portion 5e of the material 5 from the front-rear direction and screwed to the horizontal frame material 5, front, A vertical frame fixing piece 9b that contacts the vertical frame member 6 of the rear frame bodies 3 and 4 and is screwed to the vertical frame member 6 It is provided in upright shape toward the vertical direction inside the over arm space. As a result, when the upper and lower depth frames 7 and 8 and the front and rear frame bodies 3 and 4 are connected and fixed, the horizontal frame member 5 and the vertical frame member 6 can be individually integrated, Although the integration means can be screwed, the front and rear frame bodies 3 and 4 and the depth frames 7 and 8 can be fixed easily and easily at eight places. , Reliable and firm fixation. In addition, the first and second horizontal frame fixing pieces 7c, 8c, 9c and the vertical frame fixing piece 9b fixed to the horizontal frame member 5 and the vertical frame member 6 are integrated with the upper and lower depth frames 7, 8 in advance. Therefore, it is not necessary to prepare a separate connecting member as in the conventional case, the number of parts can be reduced, and assembly (incorporation) work can be performed with good workability. In assembling the rack frame 2, the front and rear frame bodies 3, 4 and the upper and lower depth frames 7, 8 are the horizontal frame member 5 and the first and second horizontal frame fixing pieces of the depth frames 7, 8. 7c, 8c and 9c can be temporarily held in a sandwiched manner, so that the workability of the screwing work can be improved.

  Further, in this structure, the vertical frame fixing piece 9b and the vertical frame member 6 of the upper and lower depth frames 7 and 8 are fixed to the first and second horizontal frame fixing pieces 7c, 8c and 9c and the horizontal frame member 5, respectively. Since it is positioned and fixed on the inner side in the vertical direction of the frame space from the position, the strength against the distortion of the rack frame 2, particularly the distortion in the horizontal direction can be further increased.

  In addition, the rack frame 2 is configured in the equipment mounting rack 1 by fixing the lower depth frame 8 to the floor frame 12 fixed to the floor portion, and various kinds of equipment are mounted. The rack frame 2 has high strength against distortion and backlash and is prevented from being lifted from the floor portion, so that the equipment mounting rack 1 having excellent earthquake resistance can be obtained.

  Furthermore, when the equipment mounting rack 1 is installed in a building using such a rack frame 2, each member (floor frame 12, front and rear frame bodies 3, 4) which has been disassembled into a shape that can be easily transported in advance. , Upper and lower depth frames 7 and 8, mounting parts 14 and 15, cover body 16, etc.) are assembled and assembled at the installation location. At this time, the floor frame 12 is fixed to the floor portion. A pair of lower left and right depth frames 8 are fixed to the left right side, and the first and second horizontal frame member fixing pieces 8c and 9c of the pair of left and right lower depth frames 8 are connected to the front and rear frame bodies 3, 4 respectively. The front and rear frame bodies 3 and 4 are temporarily held upright by sandwiching the left and right ends of the horizontal frame member 5 below, and then the first and second horizontal frame member fixing pieces 8c of the lower depth frame 8 are placed. 9c to the lower horizontal frame material 5 and the vertical frame material fixing piece 9 It has a configuration which is screwed to the vertical frame member 6 lower portion. As a result, the front and rear frame bodies 3 and 4 can be screwed to the lower depth frame 8 with good workability without the troublesome work of changing the posture of the rack frame 2 as in the conventional case. Work becomes possible. In addition, the rack frame 2 is fixed to the floor frame 12 fixed in advance to the floor portion via the lower depth frame 8, so that the rack frame 2 is prevented from being lifted from the floor portion and has an earthquake resistant structure. Thus, the equipment mounting rack 1 having excellent earthquake resistance can be obtained without providing a separate member.

  In addition, the vertical frame fixing piece 9b and the vertical frame member 6 of the upper and lower depth frames 7 and 8 are more frame than the fixing positions of the first and second horizontal frame fixing pieces 7c, 8c and 9c and the horizontal frame member 5. Since it is positioned and fixed on the inner side in the vertical direction of the space, the rack frame 2 is prevented from being distorted and rattled, in particular, distorted and rattled in the left-right direction, and the seismic strength can be further increased.

Of course, the present invention is not limited to the above-described embodiment, and may be the second embodiment shown in FIG.
In the second embodiment, a first equipment mounting rack 1 similar to the first embodiment and a second equipment mounting rack 19 provided with two upper and lower doors 18 are adjacent to each other. The second equipment mounting rack 19 is configured in the same manner as in the first embodiment except that the opening / closing door 18 is mounted in two upper and lower stages. About the structure of, description is abbreviate | omitted by attaching | subjecting the same code | symbol. When the first and second equipment mounting racks 1 and 19 are integrally connected, the top plates 18 and 20 placed on the upper ends of the first and second equipment mounting racks 1 and 19 are connected to each other. The eye bolts 18a and 20a can be easily connected by screwing the eye bolts 18a and 20a in the state where the connecting plate 21 is laminated in the two front and rear screw portions adjacent to the left and right provided for screwing the eye bolt. It is configured.

  The present invention can be used for equipment mounting racks installed indoors.

DESCRIPTION OF SYMBOLS 1 Rack for apparatus mounting 2 Rack frame 3 Front frame body 4 Rear frame body 5 Horizontal frame material 5e Narrow part 6 Vertical frame material 6f Auxiliary plate 7 Upper depth frame 7a Base piece 7c First horizontal frame fixing piece 8 Lower depth frame 8c First horizontal frame fixing piece 9 Fixing plate 9b Vertical frame fixing piece 9c Second horizontal frame fixing piece 10 Bolt 12 Floor frame

Claims (5)

  A pair of left and right pairs that respectively connect the front and rear frame bodies of the pair of front and rear and the upper and lower four corners of the front and rear frame bodies formed in a square frame shape by a pair of upper and lower horizontal frame members and a pair of left and right vertical frame members. In configuring a rack frame for equipment installation using the upper and lower depth frames, the depth frame includes a longitudinally long base piece, and front and rear frame bodies at both front and rear ends of the base piece. A pair of front and rear horizontal frame fixing pieces that are screwed to the horizontal frame material while sandwiching the horizontal frame material from the front and rear direction, and a vertical length that is abutted to the vertical frame material of the front and rear frame bodies and screwed to the vertical frame material A rack frame of an equipment mounting rack, wherein the frame fixing piece is integrally formed upright.   The depth frame is configured such that the vertical frame fixing piece and the vertical frame member are screwed at a position on the inner side in the vertical direction of the frame space with respect to the fixing position of the horizontal frame fixing piece and the horizontal frame member. The rack frame of the equipment mounting rack according to Item 1.   The rack frame is fixed to the floor side by fixing a pair of left and right depth frames to the floor frame fixed to the floor portion. 3. The apparatus according to claim 1, wherein the rack frame is fixed to the floor side. Rack frame of the rack.   A pair of left and right pairs that respectively connect the front and rear frame bodies of the pair of front and rear and the upper and lower four corners of the front and rear frame bodies formed in a square frame shape by a pair of upper and lower horizontal frame members and a pair of left and right vertical frame members. An assembly method of a rack for equipment installation using a rack frame configured using an upper and a lower depth frame, the depth frame including a longitudinally long base piece, and both front and rear ends of the base piece A pair of front and rear horizontal frame fixing pieces which are screwed to the horizontal frame member by sandwiching the horizontal frame member of the front and rear frame members from the front and rear direction, and the vertical frame member of the front and rear frame members. A vertical frame fixing piece that is screwed to the frame material is integrally formed in an upright manner. The floor frame is fixed to the floor portion, and a pair of lower left and right depth frames are fixed to the left and right ends of the floor frame. The front and rear frames are attached to the horizontal frame fixing pieces of the pair of left and right depth frames on the lower side. Before and after the frame body is sandwiched between the front and rear frame bodies, the rear frame body is temporarily held upright, and then the vertical frame fixing piece of the lower frame is fixed to the lower frame material. A method for assembling an equipment mounting rack, wherein the piece is screwed to the lower end of the vertical frame member.   The depth frame is configured such that the vertical frame fixing piece and the vertical frame member are screwed at a position on the inner side in the vertical direction of the frame space with respect to the fixing position of the horizontal frame fixing piece and the horizontal frame member. Item 5. A method for assembling the equipment mounting rack according to Item 4.

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