JPH11276278A - Prop-fixing type storage cabinet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a prop-fixing type storage cabinet consisting of an even number of cabinet units, especially two units, which can be assembled with reduced cost by further reducing the components. SOLUTION: This storage cabinet consists of a unit A1 which can be used independently and an auxiliary unit A2 additionally attached to the unit A1. The auxiliary unit A2 consists of a side frame 35, shelf boards 36 and a frame fixing clamp 37 to fix the side frame 35. The side frame 35 consists of an upper side frame 5A and a lower side frame 6A which are hollow frames and are connected by nesting them. The frame fixing clamp 37 has the base body 38 inserted into the upper side frame 5A and plural screw shafts to be screwed into the base body 38. The side frame 35 can be fixed by pressing the screw shafts against the ceiling.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stretch-fixed storage shelf which is arranged along a wall surface and is installed and fixed in a stretched state between a ceiling and a floor. In this storage shelf, the height of the shelf can be changed according to the difference in ceiling height.

[0002]

2. Description of the Related Art A storage shelf of this type is disclosed in Japanese Utility Model Laid-Open No. 7-3076.
No. 3, publicly known, each of which is composed of an upper frame and a lower frame formed in a U-shaped cross section, a tensioning mechanism arranged at an upper end of the upper frame, a shelf board hooked in both frames, and the like. is there. The lower part of the upper frame and the upper part of the lower frame are nested and connected so that the overall height can be changed and adjusted within a certain range. On the left and right side walls of each frame, hook holes for fitting and receiving shelf supports are provided at regular intervals in two front and rear rows.

[0003]

The above-mentioned storage shelves are continuously arranged in the left-right direction by arranging a plurality of sets of shelf units adjacent to each other with a predetermined space therebetween and bridging a shelf plate between adjacent opposing side walls. Three units of shelves can be configured. The problem is that, when configuring a plurality of shelves, it is necessary to arrange at least two shelving units and to hang a shelf board between the two shelving units. There is an inconvenience that the number of units is always odd. Of course, two shelf units can be closely arranged on the left and right to construct an even-numbered shelf, but the disadvantage of increased costs cannot be avoided. In addition, since the shelf holders cannot be hooked from both the inner and outer surfaces with respect to the hook holes provided in each frame, there is an inconvenience that the shelf boards cannot be hooked in a horizontal line when a plurality of shelves are constructed. .

An object of the present invention is to construct even-numbered shelves, particularly two-unit shelves, at a lower cost, and to easily construct a plurality of shelves in accordance with the wall width even when the width of the wall is small. It is an object of the present invention to provide a fixed-type storage shelf. Another object of the present invention is to provide a strut-fixing type storage shelf comprising a shelf unit which can be used independently and an auxiliary shelf unit which is additionally provided to this shelf unit and constitutes another shelf unit. is there. Still another object of the present invention is to arrange shelves at an arbitrary height in the vertical direction when constructing a plurality of shelves, and if necessary, arrange the shelves at the same height in a horizontal line. It is in.

[0005]

A storage shelf according to the present invention comprises a shelf unit A1 which can be used independently, and an auxiliary shelf unit A which is additionally installed on the shelf unit A1 to constitute another shelf unit.
And 2. The shelf unit A1 is provided between a pair of left and right side frames 1.1 formed of a hollow frame, a plurality of shelves 2 hooked and mounted on the both side frames 1.1, and an upper end of the both side frames 1.1. And a tension mechanism T. Both side frames 1.1
An upper frame 5 and a lower frame 6 that are overlapped and connected in the middle part in the vertical direction are configured to be adjustable in height, and a hook for hooking the shelf receiver 15 on each of the inner and outer surfaces of each side frame 1.1. Blind hole 10
12 are provided at a constant pitch. The auxiliary shelf unit A2 is
An end frame 35 formed of a hollow frame arranged in parallel with the side frames 1 of the shelf unit A1, a plurality of shelves 36 hooked between the side frames 1 and the end frame 35; And a frame fixing tool 37 having a screw as a fixing element, provided at the upper end of the frame. End frame 3
Reference numeral 5 denotes an upper end frame 5A and a lower end frame 6A which are overlapped so as to be adjustable in height at an intermediate portion in the vertical direction, and a hook hole for hooking the shelf receiver 15 to the upper end frame 5A and the lower end frame 6A. 1
0.12 are provided at a constant pitch.

The frame fixing device 37 includes a base body 38 fitted and mounted on the upper end of the upper end frame 5A, and a plurality of screw shafts 41 supported by the base body 38 and capable of being screwed up and down in the vertical direction. The base body 38 can be provided with three or more pairs of a female screw body 40 that engages with the screw shaft 41 and a relief hole 44 that receives the lower end of the screw shaft 41. Thereby, the screwing position of the screw shaft 41 into the base body 38 can be changed back and forth according to the depth dimension of the ceiling or the stepped wall that receives the upper end of the screw shaft 41.

The escape hole 4 extends in the front-rear direction of the base body 38.
4 is provided in a long groove shape. The female screw body 40 disposed facing the escape hole 44 is supported so as to be slidable back and forth along the escape hole 44 so that it can be fastened and fixed so that it cannot slide at any sliding position.

[0008]

Since the storage shelf is constituted by the shelf unit A1 which can be used independently and the auxiliary shelf unit A2 additionally provided to the shelf unit A1, even-numbered shelves, especially two-unit shelves, can be formed at low cost. The auxiliary shelf unit A2 composed of the end frame 35, the frame fixing device 37 provided at the upper end thereof, and the shelf board 36 is a component of the shelf compared to a case where two sets of independently usable shelf units A1 are arranged adjacent to each other. This is because the number can be reduced. The side frame 1.1 of the shelf unit A1 is formed by a hollow frame, and the retaining holes 10.1 are formed on the inner and outer surfaces of the side frame 1.1, respectively.
2 are provided, so that the shelves 2 adjacent to the left and right
・ 36 can be supported at the same height.

According to the frame fixing tool 37 including the plurality of screw shafts 41 and the base body 38, a plurality of portions of the end frame 35 are stretched by the screw shaft 41, and the end frame 35 is firmly fixed without shaking. it can. Depending on the structure of the building, a step wall may be projected at a corner between the wall surface on which the storage shelves are installed and the ceiling. Although the depth dimension of the stepped wall varies in size, it may be smaller than the front and rear widths of the side frame 1 and the end frame 35. In such a case as well, a relief hole 44 for receiving the screw shaft 41 and a female screw 4
0 and 3 pairs or more are provided so that the position of the screw shaft 41 to be assembled to the base body 38 can be changed back and forth according to the presence or absence of the stepped wall and the size of the depth.

According to the frame fixing member 37 in which the female screw body 40 is slidably supported by the base body 38 so as to be able to slide back and forth, the front and rear positions of the screw shaft 41 can be freely changed according to the depth dimension of the stepped wall. The end frame 35 can be securely fixed by applying the screw shaft 41 to the step wall at an appropriate position.

[0011]

1 to 8 show an embodiment of a storage shelf according to the present invention. In FIG. 1, a storage shelf is a shelf unit A1 that can be used independently by itself, and an auxiliary shelf unit A2 that is additionally installed on the shelf unit A1 to constitute another shelf unit.
And

In FIG. 2, a shelf unit A1 comprises a pair of left and right side frames 1.1, a number of shelves 2 which are fixedly held between both side frames 1.1, and upper and lower ends of both side frames 1.1. , A top plate 3 and a bottom plate 4, and a tension mechanism T provided above the top plate 3.

The side frame 1 is composed of an upper frame 5 and a lower frame 6 which are nested and overlapped in the upper half in the vertical direction. ,
The height of the entire shelf can be changed and adjusted. The lower frame 6 is formed by connecting two equal-length frames 7, 7, and the length of the upper frame 5 is reduced in order to make the package at the time of shipment smaller and more compact. It is set to the same length as the frame 7.

In FIG. 3, an upper frame 5 includes a pair of left and right frame side walls 5a, a frame front wall 5b connecting front portions of both side walls 5a, and a frame rear wall 5c connecting rear portions of both side walls 5a. And a hollow frame-shaped steel plate molded product formed by bending a series of these. The frame rear wall 5c is formed by bending and joining rear walls that are continuous with the left and right frame side walls 5a, and the bent joint serves to enhance the frame strength. The upper and lower ends of the upper frame 5 are folded back to the inner surface of the frame as shown in FIG.

At the front and rear of the pair of frame side walls 5a, grooves 9 each having a U-shaped cross section are formed to face each other in an indented manner. These four grooves 9 serve to increase the section modulus of the upper frame 5 and enhance its structural strength. In the groove bottom wall of each groove 9, hook holes 10 for hooking and mounting the shelf holders 15 are provided at regular intervals. The retaining hole 10 is formed in the shape of a rectangular groove that is long in the vertical direction.

As described above, the lower frame 6 includes a pair of upper and lower frames 7. Like the upper frame 5, each frame 7 is formed as a hollow frame having a similar cross section having a pair of frame side walls 7a, a front wall 7b, and a rear wall 7c. The width is set to be slightly smaller than the width of the upper frame 5 in the front and rear directions and the width of the inner frame in the left and right directions so that the upper frame 5 can be inserted into and removed from the space inside the frame. The frame rear wall 7c of the frame 7 is bent and joined in the same manner as the upper frame 5. However, the front-rear pitch of the groove 11 is matched with the front-rear pitch of the groove 9 of the upper frame body. It is installed at the same pitch as.

Accordingly, in a state where the frame 7 is connected to the upper frame 5 in an overlapping manner, the shelf holder 1 is inserted into the retaining holes 10 and 12 of the overlapping portion.
5 can be hooked without any trouble (see FIG. 4). As shown in FIG. 2, the upper and lower frame members 7 are not separated from each other by connecting the fittings 13 to the inner surfaces of the joints and then screwing bolts from one outer surface of the respective frame members 7 into the fittings 13. To be integrated. The connection fitting 13 is also formed with holes having the same shape as the above-described hook holes 12 at the same pitch.

In order to improve the strength of the frame when the storage shelves are assembled, the upper ends of the left and right side frames 1 and 1 are connected by a top plate 3 and the lower ends thereof are connected by a bottom plate 4. The top plate 3 is made of a press-formed product in the shape of a rectangular box that opens upward. The upper edges of the front, rear, left, and right peripheral side walls are each bent inward and then turned inward, and are defined by the peripheral side walls as shown in FIG. A guide opening 17 slightly smaller than the square to be formed is opened on the upper surface. As shown in FIG. 2, the top plate 3 is integrated with the left and right side frames 1 and 1 by screwing bolts from outside the side surface of the side frame 1 to the front and rear of the left and right side walls.

The bottom plate 4 is formed of a rectangular box-shaped press-formed product having the same width as the top plate 3 and opening downward. The bottom plate 4 is connected to the side frame 1 with bolts screwed from outside the side surface of the side frame 1 like the top plate 3. Integrate. Plastic end caps 19 are fitted around the lower ends of the left and right side frames 1 adjacent to the bottom plate 4.

The shelf plate 2 is made of a thin rectangular box-shaped steel plate panel that opens downward, and a fall prevention wall 21 stands up at the rear edge thereof as shown in FIG. The mounting wall 22 is folded inward continuously from the lower ends of the left and right side walls of the shelf plate 2 so that
An engaging groove 23 engaged and supported by the shelf receiver 15 is provided at a location.

In FIG. 4, the shelf holder 15 is provided with
It is made of a press-formed product in which leg pieces 24 mounted on the rack 12 and claw portions 25 fitted in the engagement grooves 23 of the shelf 2 are integrally bent in a perpendicular state. The leg piece 24 is provided with a groove 26 which engages with the lower peripheral wall of the locking holes 10 and 12. The triangular receiving wall 27 continuous with the leg piece 24 is provided with the
In the state of being hooked on 12, the shelf 9 comes into contact with one of the front and rear walls of the opening of the grooves 9 and 11 to maintain the standing posture of the shelf receiver 15.
In addition to supporting the shelf plate 2, the shelf holder 15 is provided with a hook hole 12 on the lower frame 6 side located at the overlapping connection portion between the upper frame 5 and the lower frame 6.
And is also used as a fixing bracket for receiving and supporting the upper frame 5 so that it cannot move downward.

In FIG. 5, the tension mechanism T comprises a rectangular box-shaped pressing body 29 which opens downward, and a screw mechanism for operating the pressing body 29 up and down. The pressing body 29 is accommodated in the top plate 3 and is guided by the guide opening 17 so as to be able to move back and forth. The screw mechanism includes a bracket 30 having a hat-shaped cross section welded or abutted to the inner surface of the pressing body 29, a nut 31 welded to two places on the upper surface of the bracket 30, a bolt 32 screwed into the nut 31, and the like. Nut 3 of bolt 32
Regardless of the screwing amount with respect to 1, in order to position the operation head 33 of the bolt 32 on the lower surface of the top plate 3, the screw shaft portion is inserted from the lower surface side into a through hole provided in the top plate 3, The lower end of the screw shaft portion is retained and retained by a pin-shaped pin 34.

In FIG. 6, the auxiliary shelf unit A2 includes an end frame 35 arranged in parallel with the side frame 1,
5 and a frame fixture 37 provided at the upper end of the end frame 35. The end frame 35 can be formed by using the side frame 1 as it is, and therefore, the lower frame 6 (lower frame 6A) composed of the two frame bodies 7 and the connection fitting 13.
And the upper frame 5 nested and connected to the lower frame 6
(Upper frame 5A). In the upper and lower side frames 5 and 6,
It is the same in that grooves 9 and 11 and hook holes 10 and 12 are provided. Similarly, the shelf 36 is formed in the same structure as the shelf 2 described above. In addition, a plurality of types of shelves 2 and 36 are prepared according to the difference in the left-right width dimension. In this embodiment, a case where a large-size shelf is applied as the shelf 36 of the auxiliary shelf unit A2 is shown. I have.

In FIG. 7, a frame fixing member 37 includes a base body 38 fitted and mounted on the upper end of the end frame 35 from above, two female screw bodies 40 fastened and fixed with screws 39 around the upper surface of the base body 38, It is composed of a screw shaft 41 screwed into each female screw body 40 and the like.

In FIG. 7, the base body 38 is formed of a square frame-shaped plastic molded product that opens downward, and has a leg block 43 fitted on the inner surface of the upper frame 5 at the center in the longitudinal direction. A boss 45 having an escape hole 44 for receiving the screw shaft 41 before and after is integrally formed.
Engagement claws 46 are integrally provided on the left and right side walls of the leg block 43 and on the left and right sides of the bridging wall connected to the front and rear bosses 45, respectively. In a state where the base body 38 is fitted into the upper frame 5, a total of six engaging claws 46 engage with the lower end of the folded wall 5 d at the upper end of the upper frame 5 as shown in FIG. 3
8 is prevented from getting out of the upper frame 5. An assembling seat 47 for receiving the female screw body 40 is formed in the upper surface of the boss 45, and a screw hole 48 for the screw 39 is formed near the end on the leg block 43 side in a vertically penetrating manner.

The female screw body 40 is made of a steel plate-shaped press-molded metal fitting having a pair of left and right legs, and is provided with a screw hole 50 for the screw shaft 41 near the center of the upper surface wall. A locking piece 51 having an L-shaped cross section and a fastening seat 52 into which the screw 39 is inserted are integrally formed at the end. The screw holes 50 are formed by tapping a burred boss. After the female screw body 40 is put on the mounting seat 47 while the hook piece 51 is hooked on the hook wall 53 adjacent to the boss 45, the screw 39 inserted into the fastening seat 52 is screwed into the screw hole 48. As a result, the female screw body 40 is fixed to the base body 38 in a state where the female screw body 40 does not float away from the mounting seat 47. In this fixed state, the burring boss in which the screw hole 50 is formed enters the upper part of the escape hole 44.

A hexagonal nut-shaped operating portion 55 is provided above the screw shaft 41, and an inverted truncated cone-shaped pressing member 56 is assembled on the operating portion 55. The pressing body 56 is made of a press-forming metal fitting,
It is caulked and attached to the screw shaft 41 so as to be relatively rotatable.

Next, the procedure for assembling the storage shelves will be described. First, the frame bodies 7 are connected to each other to connect the lower frames 6
And the lower frame 6 for the end frame 35. The bottom plate 4 is fastened between the lower ends of the lower frames 6, 6 of the shelf unit A1, the top plate 3 and the tension mechanism T are assembled between the upper ends of the pair of upper frames 5, 5, and the pressing body 29 is placed inside the top plate 3. Let go. A frame fixture 37 is press-fitted to the upper end of the upper frame 5 of the end frame 35.

The upper frame 5 is inserted into the upper portion of the lower frame 6 so as to be fitted externally and temporarily assembled, and a position where the length from the lower end of the lower frame 6 to the upper end of the pressing body 29 is slightly smaller than the ceiling height. Then, the shelf holder 15 is hooked into the hook hole 12. Thereby, the upper frame 5
Cannot move below the position defined by the shelf holder 15,
The lower end is received by the shelf receiver 15. The side frame 1 in this state stands up and follows the wall as shown in FIG. 1 to perform positioning in the front-back and left-right directions. Thereafter, the pressing body 29 is advanced above the top plate 3 by operating the bolt 32, and the upper surface thereof is pressed against the ceiling to stretch and fix the entire shelf frame. Further, the shelf receiver 15 and the shelf plate 2 are hooked between the side frames 1.1 to complete the shelf unit A1. If necessary, hook the fall prevention bar between the side frames 1.1.

In the auxiliary shelf unit A2, the upper frame 5 is externally connected to the lower frame 6 in the same manner as described above, and
Is adjusted so that the total length is slightly smaller than the ceiling height.
The upper frame 5 is received by a shelf holder 15 fixed to the lower frame 6. The end frame 35 in this state is separated from the side frame 1 by the left and right width of the shelf 36 to stand up, and positioning in the front, rear, right and left directions is performed. Thereafter, the screw shaft 41 is rotated in a direction to advance from the base body 38 to press the pressing body 56 against the ceiling, and the end frame 35 is stretched and fixed. Finally, the shelf holder 15 is connected to the end frame 3
The auxiliary shelf unit A2 is completed by hooking each of the frames 5 and the side frames 1 and hanging a shelf board 36 between the frames 1 and 35. If necessary, attach and attach a fall prevention bar.

As described above, one shelf unit A1 and one shelf unit A1
By configuring a storage shelf with the individual auxiliary shelf units A2, a storage shelf having two units of shelves can be constructed at low cost. In particular, in the above embodiment, since the side frames 1 are used as they are to form the end frames 35, the manufacturing cost of the auxiliary shelf unit A2 can be reduced. Since the side frames 1 formed by the hollow frames can be hooked and mounted on each of the inner and outer surfaces thereof, the shelf plates 2 adjacent to the left and right with the side frames 1 interposed at the same height position can be horizontally aligned. Can be placed in When a storage shelf having three shelves is configured, a shelf plate 2 of an appropriate length is hooked between the side frames 1.1 of the two shelf units A1. By adding an auxiliary shelf unit A2 to this storage shelf, a storage shelf having four units of shelves can be configured.

Depending on the structure of the building, a stepped wall having a depth dimension smaller than the front-rear dimension of the end frame 35 projects at a corner between the wall surface on which the storage shelves are installed and the ceiling. The screw shaft 41 screwed into the front part of the body 38 may not be able to be applied to the step wall. In order to prepare for such a case, a boss 45 having an escape hole 44 is provided at the center in the front-rear direction of the base body 38 as shown in FIG. 10, and the female screw body 40 can be fixed to the upper surface thereof with screws 39. By screwing the screw shaft 41 into the center female screw body 40, the pressing body 56 provided at the upper end of the screw shaft 41 is applied to the stepped wall, and the end frame 35 is securely fixed with the two screw shafts 41. Stretch can be fixed. By providing three or more escape holes 44 and three or more female screw bodies 40, the screwing position of the screw shaft 41 in the front-rear direction can be further variously changed.

FIG. 11 shows still another embodiment of the frame fixture 37. There, one female screw body 40 is formed by a press-molded metal fitting having a C-shaped cross section, and a pair of left and right slide claws 56 of the female screw body 40 are slidably guided back and forth by guide grooves 57 provided on the left and right side surfaces of the base body 38. Supported. Female screw body 4
The relief hole 44 is formed by a long groove in the front-back direction corresponding to the front-back slide range of zero. The cross-sectional shape of the relief hole 44 is a convex shape, and a plate nut 58 is disposed on the inner surface step. By screwing the screw 39 inserted into the female screw body 40 into the plate nut 58, the female screw body 40 can be fastened and fixed at an arbitrary sliding position so as not to slide.

According to the frame fixing device 37 constructed as described above, the front and rear positions of the screw shaft 41 on the front side of the base body 38 can be freely changed, so that there is no problem even when the depth dimension of the stepped wall is changed to be large or small. The pressing member 56 of the screw shaft 41 provided on the front side can be applied to an appropriate position near the front end of the step wall.

In addition to the above-described embodiment, the end frame 35 can be composed of a dedicated upper frame 5A and a lower frame 6A.
For example, the left and right thickness dimensions of the end frame 35 are set to be larger than those of the side frames 1 so that the strength can be improved. The side frames 5 and 6 constituting the side frame 1 and the end frame 35 have the grooves 9 and 11 omitted, and the hook holes 10 and 12 are formed in the frame side walls 5a and 7a, respectively.
Can be passed through.

[0036]

According to the present invention, the shelf unit can be constructed independently by using the shelf unit A1 which can be assembled alone and the auxiliary shelf unit A2 additionally provided to the shelf unit A1 as constituent elements. Compared to the case of performing shelf assembly using only shelf units as components, the number of parts for constructing a shelf of even-numbered units, in particular, a storage shelf consisting of two units of shelves is reduced, and the shelf is constructed accordingly. Cost can be reduced. In addition, since the left-right width when an even number of units of shelves is constructed can be made smaller, it is possible to flexibly cope with the case where the left and right width of the wall on which the storage shelf is to be installed is small. This is advantageous in that it can be alleviated.

The side frame 1 of the shelf unit A1 is formed in a hollow frame shape, and hook holes 10 and 12 are provided on both left and right sides thereof, so that the shelf receiving members 15 can be hooked on both sides of the side frame at the same time. ,
Even if shelves 2.36 are placed between multiple shelves,
The shelves 2 and 36 can be arranged in a horizontal line, and the shelves 2
The shelf space can be used effectively by freely arranging the shelves.

A frame fixing member 37 in which the screwing position of the screw shaft 41 into the base body 38 can be changed back and forth.
According to this, even when the stepped wall is overhanging between the ceiling and the wall surface, the end frame 35 can be firmly stretched and fixed without wobbling. For example, a screw shaft is provided between the stepped wall and the ceiling. It is not necessary to take any trouble such as interposing a dedicated frame for receiving 41, and the shelf can be easily and quickly assembled.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an installation example of a storage shelf.

FIG. 2 is a front view of the shelf unit.

FIG. 3 is a side view of the upper frame and a cross-sectional view taken along line AA.

FIG. 4 is a sectional view showing a shelf receiving structure.

FIG. 5 is a vertical sectional side view of the tension mechanism.

FIG. 6 is a front view of an auxiliary shelf unit.

FIG. 7 is an exploded perspective view of the frame fixing device.

FIG. 8 is a vertical sectional side view of the frame fixing device.

FIG. 9 is a sectional view taken along line BB in FIG. 8;

FIG. 10 is a plan view showing another embodiment of the frame fixing device.

FIG. 11 is a perspective view showing still another embodiment of the frame fixing device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Side frame 2 Shelf board 3 Top plate 5 Upper frame 5A Upper frame 6 Lower frame 6A Lower frame 15 Shelf receiver 35 End frame 36 Shelf 37 Frame fixing tool 38 Base body 40 Female screw body 41 Screw axis A1 Shelf unit A2 Auxiliary Shelf unit T thrust mechanism

Claims (4)

[Claims] A shelf fixed type storage shelf comprising a shelf unit A1 which can be used independently and an auxiliary shelf unit A2 which is additionally provided to the shelf unit A1 and constitutes another shelf unit. The unit A1 is a pair of left and right side frames 1 formed of a hollow frame.
1 and a plurality of shelves 2 hooked and mounted on both side frames 1.1
And a tension mechanism T provided between the upper ends of both side frames 1.1.
The upper and lower frames 5 and 6, which are overlapped and connected in the middle part in the vertical direction, are configured so that the height can be adjusted, and the inner and outer sides of each side frame 1.1 are provided. On each of the sides, a shelf holder 15
The auxiliary shelf unit A2 has an end frame 35 formed of a hollow frame arranged in parallel with the side frame 1.1 of the shelf unit A1, The side frame 1
Fixtures 3 provided at the upper end of the end frame 35 and having a screw as a fixing element
The end frame 35 is constituted by an upper end frame 5A and a lower end frame 6A which are overlapped so as to be adjustable in height in the middle part in the vertical direction, and the upper end frame 5A and the lower end frame 6A are provided with shelves. A storage shelf of a fixed tension type, in which hook holes 10 and 12 for hooking the receiving device 15 are respectively provided at a constant pitch. 2. The frame fixing device 37 includes a base body 38 fitted and mounted on an upper end of the upper end frame 5A, and a plurality of screw shafts 41 supported by the base body 38 and capable of being screwed up and down in a vertical direction. Item 7. A storage shelf of fixed tension type according to Item 1. 3. The base body 38 is provided with three or more pairs of a female screw body 40 that engages with the screw shaft 41 and a relief hole 44 that receives the lower end of the screw shaft 41, and a ceiling that receives the upper end of the screw shaft 41. 3. The tension-fixed storage shelf according to claim 2, wherein the screwing position of the screw shaft 41 with respect to the base body 38 can be changed back and forth according to the depth dimension of the step wall. 4. An escape hole (44) is formed in a long groove shape along the front-rear direction of the base body (38), and the female screw body (40) arranged facing the escape hole (44) is provided with an escape hole (4).
4. It is supported so that it can slide back and forth along the front and back, and can be fixed and fixed so that it cannot slide at any sliding position.
Or, the storage shelf of the tension fixed type according to 3.