JP2018183526A - Shelf board anchor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shelf board anchor that surely fastens a shelf board without sacrificing a shelf board area on which a product can be placed.SOLUTION: A shelf board anchor 3 includes: a fastening piece 30 that is divided into plurality; an abutment part 31 that is provided in the outer periphery of the fastening piece and that is abutted on the inner periphery of a dowel hole; an O-ring 37 that engages with an engaging groove provided in the outer periphery of the fastening piece 30; a fitting groove 35 provided in the inner peripheral face of the fastening piece 30; a tapered recess 30a provided in the tip end part of the fitting groove 35; a shaft 33 that is provided in a head part 33a with a tapered face 33b to be abutted on the recess 30a and that is fitted into the fitting groove 35; a working clip 34 that is freely rotatably attached to the lower end part of the shaft 33; and a cam mechanism that vertically moves the shaft 33 by rotation of the working clip 34. With the shaft 33 lowered, the tapered face 33b of the shaft head part 33a and the recess 30a of the fastening piece 30 are abutted on each other, thereby making the fastening piece expand radially, with the abutment part 31 pressurized on the inner peripheral face of the dowel hole.SELECTED DRAWING: Figure 8

Description

  The present invention relates to a shelf fixing device for a display shelf used in a store or the like, and more particularly to a shelf fixing device that can securely fix a wooden shelf to a bracket.

  A support member made of channel steel with a large number of slits on the front surface is attached to the pillars etc. provided at predetermined intervals with screws, etc., and the slits of the left and right support members are mounted downward on the rear end of the bracket There is a display shelf in which an L-shaped locking hook is locked and a bracket is attached, and a shelf board is placed on the bracket.

  When using a wooden shelf as the shelf, the shelf is placed horizontally on the bracket, and the shelf is placed on the placement and secured to the bracket with screws. (For example, refer to Patent Document 1).

  In the case of being fixed to the bracket integrally with a screw, there is a resistance against the push-up force applied to the shelf board, and there is no possibility that the shelf board will fall off. However, when changing the height of the shelf board, it is necessary to detach the screws each time, and it takes time to adjust the height of the shelf board.

  On the other hand, as shown in FIG. 39 and FIG. 40, a fixing dowel 113 is provided on the shelf placing piece 121 of the bracket 111 in which a locking hook is inserted into the slit 110 of the support member 102, and this fixing is provided on the shelf 108. There is a type in which a dowel hole 118 into which the dowel 113 is fitted is provided, the dowel hole 113 of the shelf board 108 is fitted into the fixing dowel 113, and the shelf board is placed on the bracket 111.

  In this type, the shelf board 108 can be removed from the bracket 111 by removing the fixing dowel 113 from the dowel hole 118 of the shelf board 108, and the height of the shelf board 108 can be easily adjusted. However, if a pushing force is applied to the shelf board 108, the shelf board 108 may come off. Therefore, there is a shelf fixing device that is attached to the slit of the support member and fixes the shelf while holding the shelf from above (see Patent Document 2). The display shelf to which the shelf fixing device is attached will be described with reference to FIGS. 41 and 42. FIG.

  For example, as shown in the perspective view of the display shelf of FIG. 41, a support member 102 made of channel steel or the like is fixed with a tap screw 103 at an appropriate interval on the wall surface 101. In some cases, the support member 102 is not directly attached to the wall surface 101, but the support columns 102 are installed at appropriate intervals, and the support member 102 is fixed to the support columns using the tap screws 103. A backboard is attached between the support members 102 as necessary.

  The support member 102 is provided with a plurality of upper and lower slits 110 and a vertical groove through which a locking hook of the bracket 111 inserted into the slit 110 can move up and down.

  The slit 110 of the support member 102 is formed in each longitudinally long hole, and its width is slightly larger than the plate thickness of the bracket 111 in order to facilitate insertion and removal of the locking hook.

  As shown in the side view of FIG. 42, a shelf board 108 made of a glass plate or the like is placed on a bracket 111 that is locked to the support member 102. Then, the shelf fixing device 120 of the present invention is mounted in the slit 110 of the support member 102 located at the upper part of the shelf 108, the shelf 108 is sandwiched between the shelf fixing device 120 and the bracket 2, and the shelf 108 Prevent the jumping up.

JP 2002-345609 A JP 2015-29644 A

  If the above-described shelf fixing device is used, the shelf can be prevented from jumping up and the shelf can be prevented from falling off. However, in the thing of patent document 2, since the shelf fixing apparatus is attached on the shelf, the area which can mount the goods etc. on a shelf is correspondingly sacrificed.

  An object of the present invention is to provide a shelf fixing device that can securely fix a shelf without sacrificing an area on which a product or the like on the shelf can be placed.

  The present invention has a support member provided with slits in upper and lower multi-stages, a locking hook inserted into the slit, a bracket that is cantilevered by the support member, and is bent horizontally by the bracket. A shelf board support piece provided, a shelf board placed on the shelf board support piece, and a dowel hole provided on the shelf board support piece side of the shelf board, and attached to the shelf board support piece A shelf fixing device that is fitted into the dowel hole, wherein the shelf fixing device is provided on the outer periphery of the fixing piece divided into a plurality of pieces and the inner periphery of the dowel hole. A contact portion, an O-ring that engages with an engagement groove provided on the outer periphery of the fixed piece, a fitting groove provided on an inner peripheral surface of the fixed piece, and a tip of the fitting groove A tapered recess formed on the head and the head abutting against the recess A shaft having a tapered surface and fitted in the fitting groove; an action clip rotatably attached to a lower end portion of the shaft; and a cam mechanism that moves the shaft up and down by turning the action clip. The shaft is fitted into the fitting groove, the O-ring is engaged with the engagement groove, a plurality of fixed pieces are attached to the shaft, and when the shaft is lowered, the taper surface of the shaft head and the fixed piece The fixed piece expands in the radial direction by the contact with the concave portion, and the contact portion is in pressure contact with the inner peripheral surface of the dowel hole.

  The shaft includes a lower end portion to which the working clip is attached and a body portion between the upper end portion and the lower end portion, and a taper washer for supporting the body portion is mounted between the working clip and the fixed piece. Can be configured.

  In addition, a tapered second concave portion is provided at the lower end portion of the fitting groove, and a pair of rising pieces that contact the second concave portion are provided in the tapered washer.

  The trunk portion of the shaft may be inserted and supported between the rising pieces.

  Moreover, it is good to have a fixing bracket which has a notch recess in which the said trunk | drum part is inserted, and a clip which pinches | interposes the said shelf board support piece, and inserts a fixing bracket between the said shelf board support piece and an action clip.

  According to the present invention, since the fixed piece can be pressed against or separated from the inner periphery of the dowel hole of the shelf board by the rotation of the action clip, the shelf board can be fixed and released easily. In addition, since the shelf fixing device is disposed below the shelf board, it is possible to eliminate an obstacle on the shelf board.

It is a perspective view of the shelf fixing device concerning a 1st embodiment of this invention, and has shown an open state. It is a perspective view of the shelf fixing device concerning a 1st embodiment of this invention, and has shown an open state. It is a top view of the shelf fixing device concerning a 1st embodiment of this invention. It is the IV-IV sectional view taken on the line of FIG. It is a cross-sectional view of the shelf fixing device according to the first embodiment of the present invention. It is a top view which shows the taper washer used for the shelf fixing device concerning 1st Embodiment of this invention. It is a perspective view of the shelf fixing device concerning a 1st embodiment of this invention, and shows a locked state. It is a longitudinal cross-sectional view which shows the locked state of the shelf fixing device concerning 1st Embodiment of this invention. It is a perspective view which shows the bracket used for this invention. It is a perspective view which shows the state which inserted the shelf fixing device into the shelf mounting component of a bracket. It is a perspective view which shows the state which inserted the shelf fixing device into the shelf mounting piece at the front end side of a bracket. It is a side view which shows the state which inserted the shelf fixing device in the shelf mounting piece at the front end side of a bracket. It is a side view which shows the state which inserted the shelf fixing device in the shelf mounting piece of the base end side of a bracket. It is a top view which shows the state which mounts a fixing plate to a shelf board mounting piece. It is a perspective view which shows the state which mounts a fixing plate to a shelf board mounting piece. It is a side view which shows the state which mounts a fixed plate to a shelf board mounting piece. It is a perspective view which shows the state which mounted | wore the shelf board mounting piece of the front end side of a bracket with the shelf board fixing device. It is a perspective view which shows the state which mounted | wore the shelf board mounting piece of the base end side of a bracket with the shelf board fixing device. It is a perspective view which shows the state which fixed the shelf board mounted in the bracket with the shelf fixing device. It is explanatory drawing which shows the state which inserted the shelf fixing device into the dowel hole of the shelf placed in the bracket. It is explanatory drawing which shows the state which fixed the dowel hole of the shelf mounted in the bracket with the shelf fixing device. It is a perspective view which shows the display shelf which attached the shelf fixing device. It is a perspective view of the shelf fixing device concerning 2nd Embodiment of this invention, and has shown the open state. It is a top view of the shelf fixing device concerning a 2nd embodiment of this invention. It is the VV sectional view taken on the line of FIG. It is a perspective view of the shelf fixing device concerning 2nd Embodiment of this invention, and has shown the locked state. It is a top view of the shelf fixing device concerning 2nd Embodiment of this invention, and has shown the locked state. It is a longitudinal cross-sectional view which shows the locked state of the shelf fixing device concerning 2nd Embodiment of this invention. It is a perspective view in the state where the shelf fixing device concerning a 2nd embodiment was installed in the tip side of a bracket. It is a perspective view of the state where the shelf fixing device concerning a 2nd embodiment was equipped in the base end side of a bracket. It is a perspective view of the shelf fixing device concerning the 3rd Embodiment of this invention, and has shown the open state. It is a top view of the shelf fixing device concerning a 3rd embodiment of this invention. It is the VI-VI sectional view taken on the line of FIG. It is a perspective view of the shelf fixing device concerning 3rd Embodiment of this invention, and has shown the locked state. It is a top view of the shelf fixing device concerning 3rd Embodiment of this invention, and has shown the locked state. It is a longitudinal cross-sectional view which shows the locked state of the shelf fixing device concerning 3rd Embodiment of this invention. It is a perspective view in the state where the shelf fixing device concerning a 3rd embodiment was equipped in the tip side of bracket. It is a perspective view in the state where the shelf fixing device 3a according to the third embodiment is mounted on the base end side of the bracket 2. It is a perspective view which shows the bracket and support member which attached the fixed dowel. It is explanatory drawing which shows the state which fixed the dowel to the dowel hole provided in the shelf board. It is a perspective view which shows the display shelf using the conventional shelf fixing device. It is a side view which shows the display shelf using the conventional shelf fixing device.

  Embodiments of the present invention will be described in detail with reference to the drawings. In the drawings, the same or corresponding parts are denoted by the same reference numerals, and the description thereof will not be repeated in order to avoid duplication of description.

The display shelf to which the shelf fixing device is attached will be described with reference to FIG.
For example, as shown in the perspective view of FIG. 22, the support member 1 made of channel steel or the like is fixed with a tap screw (not shown) at an appropriate interval on the wall surface. The support member 1 may not be directly attached to the wall surface, but the support columns 1 may be installed at an appropriate interval, and the support member 1 may be fixed to the support columns using a tap screw. A backboard is attached between the support members 1 as necessary.

  The support member 1 is provided with a plurality of upper and lower slits 11 and a vertical groove 13 through which a locking hook 24 of the bracket 2 inserted into the slit 11 can move up and down. Further, at the rear end portion of the bracket 2, there are formed two or more upper and lower L-type locking hooks 24 in this embodiment (see FIGS. 9 and 13). A locking hook 24 is inserted into the slit 11 of the support member 1 and the bracket 2 is lowered, whereby the bracket 2 is locked to the support member 1.

  The slit 11 of the support member 1 is formed in a vertically long slot, and its width is slightly larger than the thickness of the bracket 2 in order to facilitate the insertion and removal of the locking hook of the bracket 2. Further, the bracket 2 is provided with a stopper 4, and a part 41 of the stopper 4 enters between the slit 11 and the locking hook 24 to prevent the bracket 2 from falling off the support member 1. doing.

  As shown in FIG. 9, the bracket 2 is provided with a shelf placing piece 21 bent in the horizontal direction. In this embodiment, shelf board placing pieces 21 are provided at two locations on the distal end side and the base side of the bracket 2.

  The shelf board placing piece 21 is provided with a screw hole 22 and an oval hole 23 to which the shelf board fixing device 3 of the present invention is attached. As will be described later, the shelf fixing device 3 has one side having a width (f) that can be inserted in the length direction (e) of the oval hole 23 and a width (g) larger than the oval hole 23. A working clip 34 having The shelf fixing device 3 is inserted into the oval hole 23 from the narrow side (f) of the action clip 34 and rotated by 90 ° so that the wide (g) side is opposed to the oval hole 23 and is mounted on the shelf plate. The shelf fixing device 3 is attached without being detached from the placing piece 21.

  Next, a shelf fixing device 3 according to a first embodiment of the present invention will be described with reference to FIGS. FIG.1 and FIG.2 is a perspective view of the shelf fixing device concerning 1st Embodiment of this invention, and has shown the open state. FIG. 3 is a top view of the shelf fixing device according to the first embodiment of the present invention, and FIG. 4 is a sectional view taken along line IV-IV in FIG. FIG. 5 is a cross-sectional view, and FIG. 6 is a plan view showing a tapered washer used in the shelf fixing device of the present invention. FIG. 7 is a perspective view of the shelf fixing device according to the first embodiment of the present invention, showing a locked state. FIG. 8 is a longitudinal sectional view showing a locked state of the shelf fixing device according to the first embodiment of the present invention.

  The shelf fixing device 3 has fixed pieces 30 and 30 obtained by dividing a cylinder into two parts. On the outer periphery of the fixed piece 30, there are provided a contact portion 31 that contacts an inner peripheral surface of a dowel hole provided in the shelf plate, and an engagement groove 32 into which an O-ring 37 made of an elastic body is fitted. A rectangular groove 35 into which the shaft 33 is fitted is provided at the center of the fixed piece 30 (see FIGS. 4 and 5).

  As shown in FIG. 4, a tapered recess 30 a is provided at the tip of the rectangular groove 35. The recess 30a is formed with a tapered surface from the front end side toward the rear end in the axial direction. A tapered recess 30 b is also provided at the rear end of the rectangular groove 35. The concave portion 30b is formed with a tapered surface from the rear end side toward the front end in the axial direction.

  In this embodiment, the shaft 33 is formed by punching a plate-shaped metal plate or the like, and is fitted into the rectangular groove 35 using the two shafts 33.

  A head portion 33a of the shaft 33 fitted into the rectangular groove 35 has a tapered surface 33b that comes into contact with the concave portion 30a. A disc portion 33 c for attaching the action clip 34 is provided at the lower end portion of the shaft 33. The attachment screw 5 for attaching the action clip 34 is inserted into 33d provided at the center of the disc portion 33c. The body 33e of the shaft 33 is fitted into the rectangular groove 35. As shown in FIG. 5, the pair of shafts 33 and 33 are fitted into the rectangular groove 35.

  The pair of shafts 33 are supported by tapered washers 36. As shown in FIG. 6, the taper washer 36 has a pair of a long hole 36a into which the disc portion 33c of the shaft 33 is inserted, a rectangular hole 36c communicating with the long hole 36a, and a pair of rectangular holes 36c. A rising piece 36b is provided. The length (a) of the long side of the long hole 36a is formed so as to allow the disc portion 33c to be inserted, and the length (b) of the long side of the long hole 36a is slightly larger than the plate thickness of the shaft 33. It is formed in size. The width (c) of the rectangular hole 36 c is formed to be approximately the same as the width of the body portion 33 e of the shaft 33. The depth of the rectangular hole 36c is formed to be substantially the same as the total thickness of the pair of shafts 33 and 33.

  A pair of shafts 33 is inserted into the rectangular hole 36c through the shaft 33 from the long hole 36a. And the trunk | drum 33e of the shaft 33 is supported by a pair of rising piece 36b which faced up from the rectangular hole 36c. The rising piece 36 b is inclined obliquely toward the center, and the rising piece 36 b is an inclined surface that comes into contact with the concave portion 30 b of the fixed piece 30.

  The shaft 33 is passed through the elongated hole 36a, and the body 33e of the pair of shafts 33 is moved between the rising pieces 36b and supported by the opposed rising pieces 36b. A pair of fixed parts 30 are fixed to the shaft 33 by fitting the O-ring 37 into the engaging groove 32 by aligning the concave parts 30a and 30b of the fixed piece 30 divided into two with the tapered surface 33b of the shaft 33 and the inclined surface of the rising piece 36b. Piece 30 is attached.

  The action clip 34 is rotatably attached to the disc portion 33c provided at the lower end portion of the shaft 33 by the attachment screw 5. The action clip 34 is provided with a mounting portion 34b bent so as to face each other. The disk portion 33 c of the shaft 33 is sandwiched between the attachment portions 34 b, and the action clip 34 is attached to the shaft 33 by the attachment screw 5. At the tip of the working clip 34, a tongue 34a is provided. When the tongue 34a faces downward, the shelf fixing device 3 is open to a dowel hole formed in the shelf. In this state, the contact portion 31 of the fixed piece 30 does not contact the dowel hole.

  The fixed piece 30 side of the mounting portion 34b of the working clip 34 has a cam plate function of moving the shaft 33 up and down by abutting against the fixing bracket 7 by rotating the clip 34 by 90 °. The attachment portion 34b of the action clip 34, the fixing bracket 7 and the shelf board placing piece 21 described later constitute a cam mechanism.

  As shown in FIGS. 7 and 8, the working clip 34 is rotated 90 ° to lock the working clip 34. The state in which the tongue 34a of the working clip 34 faces sideways is the locked state. When the working clip 34 is rotated in the direction in which the tongue 34a is laterally directed, the shaft 33 is lowered by the function of the cam plate of the working clip 34. When the shaft 33 is lowered, the concave portion 30a of the fixed piece 30 is pushed by the tapered surface 33b of the shaft 33, and the fixed piece 30 expands in the radial direction. The expansion of the fixed piece 30 in the radial direction is an amount in which the contact portion 31 is inserted into the inner peripheral surface of the dowel hole of the shelf board and pressed.

Next, the mounting of the shelf fixing device 3 will be described with reference to FIGS.
FIG. 10 is a perspective view showing a state in which the shelf fixing device 3 is inserted into the shelf mounting piece 21 of the bracket 2, and FIG. 11 shows the shelf fixing device 3 on the shelf mounting piece 21 on the tip side of the bracket 2. FIG. 12 is a side view showing a state in which the shelf fixing device 3 is inserted into the shelf placing piece 21 on the distal end side of the bracket 2, and FIG. 13 is a base end side of the bracket 2. 14 is a side view showing a state in which the shelf fixing device 3 is inserted into the shelf mounting piece 21, FIG. 14 is a top view showing a state in which the fixing bracket 7 is attached to the shelf mounting piece 21, and FIG. FIG. 16 is a perspective view showing a state in which the metal fitting 7 is attached to the shelf board mounting piece 21, FIG. 16 is a side view showing a state in which the fixing metal fitting 7 is attached to the shelf board mounting piece 21, and FIG. FIG. 18 is a perspective view illustrating a state in which the shelf fixing device 3 is mounted on the shelf mounting piece 21. FIG. 19 is a perspective view showing a state where the shelf board 8 placed on the bracket 2 is fixed by the shelf board fixing device 3. 20 is an explanatory view showing a state in which the shelf fixing device 3 is inserted into the dowel hole 81 of the shelf 8 placed on the bracket 2, and FIG. 21 shows the dowel hole 81 of the shelf 8 placed on the bracket 2. It is explanatory drawing which shows the state which was fixed with the shelf fixing device 3. FIG.

  As shown in FIGS. 1, 9, and 10 to 13, the shelf fixing device 3 is inserted from the oval hole 23 of the shelf mounting piece 21 of the bracket 2. Since one width (f) of the action clip 34 of the shelf fixing device 3 is smaller than the length (e) of the oval hole 23, the width (f) direction of the shelf fixing device 3 and the (e ) By aligning the directions, the shelf fixing device 3 is inserted into the oval hole 23, and the shelf fixing device 3 is supported with the taper washer 36 in contact with the upper surface of the shelf mounting piece 21.

  Thereafter, the shelf fixing device 3 is rotated by 90 ° to support the shelf fixing device 3 on the shelf mounting piece 21. At this time, as shown in FIGS. 12 and 13, the bent portion of the tongue 34 of the clip 34 of the shelf fixing device 3 is rotated so as to be directed toward the shelf placing piece 21. As shown in FIG. 12, the shelf fixing device 3 attached to the distal end side of the bracket 2 rotates the clip 34 toward the distal end side in the arrow direction in the figure. Similarly, as shown in FIG. 13, the shelf fixing device 3 attached to the base end side of the bracket 2 rotates the clip 34 toward the support member in the direction of the arrow in the figure. The width (d) of the oval hole 23 is formed smaller than the other side (g) of the action clip 34 of the shelf fixing device 3. By rotating the shelf fixing device 3 by 90 °, the shelf fixing device 3 does not come out of the oval hole 23.

  Subsequently, as shown in FIGS. 14 to 16, in order to securely fix the shelf fixing device 3 to the shelf mounting piece 21, the fixing bracket 7 is interposed between the shelf mounting piece 21 and the action clip 34. Plug in. The fixing bracket 7 is made of, for example, a spring material, and is provided with a clip 72 that sandwiches the shelf board placing piece 21. Furthermore, a notch recess 71 into which the shaft 33 enters is provided.

  The shaft 33 of the shelf placing piece 21 is inserted into the notch recess 71 of the fixing bracket 7, the fixing fitting 7 is inserted between the shelf placing piece 21 and the action clip 34, and the shelf is placed in the action clip 34. The mounting piece 21 is inserted and the fixing bracket 7 is attached. The fixing bracket 7 is interposed between the action clip 34 and the shelf mounting piece 21, and when the action clip 34 is turned, the action clip 34 pushes the shelf placement piece 21 through the fixing bracket 7. The shaft 33 is moved up and down by operating as a cam mechanism.

  As shown in FIGS. 17 and 18, when the tongue 34 a of the working clip 34 faces downward, the fixed piece 30 is closed and has an outer diameter that can be inserted into the dowel hole of the shelf board.

  As shown in FIG. 20, the shelf fixing device 3 is inserted into a dowel hole 81 provided in the shelf 8. When the tongue 34 a faces downward, the shelf fixing device 3 is open to the dowel hole 81 formed in the shelf 8. In this state, the contact portion 31 of the fixed piece 30 does not contact the dowel hole 81.

  As described above, the fixed piece 30 side of the working clip 34 rotates the working clip 34 by 90 ° to come into contact with the fixing bracket 7 to move the shaft 33 downward.

  As shown in FIGS. 19 and 21, the working clip 34 is rotated by 90 ° to lock the working clip 34. When the tongue 34a of the working clip 34 is turned sideways, the shaft 33 is lowered. When the shaft 33 is lowered, the concave portion 30a of the fixed piece 30 is pushed by the tapered surface 33b of the shaft 33, and the fixed piece 30 expands in the radial direction. When the fixed piece 30 expands in the radial direction, the contact portion 31 is inserted into the inner peripheral surface of the dowel hole 81 of the shelf board 8, and the shelf board 8 is pressed and fixed to the shelf board fixing device 3.

  In the state fixed by the shelf fixing device 3, there is a resistance against the push-up force applied to the shelf 8, and there is no possibility that the shelf 8 falls off. Further, when the clip 34 of the shelf fixing device 3 is rotated to the state shown in FIG. 20, the shelf 8 can be easily detached from the shelf fixing device 3, and the height of the shelf 8 can be easily changed. Can be done.

  Next, a shelf fixing device 3a according to a second embodiment of the present invention will be described with reference to FIGS. FIG. 23 is a perspective view of the shelf fixing device 3a according to the second embodiment of the present invention, showing an open state. 24 is a top view of the shelf fixing device 3a according to the second embodiment of the present invention, and FIG. 25 is a cross-sectional view taken along the line VV of FIG. FIG. 26 is a perspective view of the shelf fixing device 3a according to the second embodiment of the present invention, and shows a locked state. FIG. 27 is a top view of the shelf fixing device 3a according to the second embodiment of the present invention, and shows a locked state. FIG. 28 is a longitudinal sectional view showing a locked state of the shelf fixing device 3a according to the second embodiment of the present invention. FIG. 29 is a perspective view of a state in which the shelf fixing device 3a according to the second embodiment is mounted on the distal end side of the bracket 2, and FIG. 29 is a shelf plate according to the second embodiment on the proximal end side of the bracket 2. It is a perspective view of the state which equipped the fixing device 3a.

  The shelf fixing device 3a includes fixed pieces 30, 30, and 30 obtained by dividing a column into three parts. On the outer periphery of the fixed piece 30, there are provided a contact portion 31 that contacts an inner peripheral surface of a dowel hole provided in the shelf plate, and an engagement groove 32 into which an O-ring 37 made of an elastic body is fitted. A circular groove 35a into which the shaft 33 is fitted is provided at the center of the fixed piece 30 (see FIG. 25).

  As shown in FIG. 25, a tapered recess 30aa is provided at the tip of the circular groove 35a. The concave portion 30aa is formed with a mortar-shaped tapered surface from the front end side toward the rear end in the axial direction. A tapered recess 30ab is provided at the rear end of the circular groove 35a. The concave portion 30ab is formed with a mortar-shaped tapered surface from the rear end side toward the tip in the axial direction.

  In the second embodiment, the shaft 33s is a single rod-shaped shaft.

  The head 33a of the shaft 33s fitted into the circular groove 35a has a tapered surface 33ab that comes into contact with the recess 30aa. A hole 33 sd for attaching the action clip 34 is provided at the lower end of the shaft 33 s. The attachment screw 5 for attaching the action clip 34 is inserted into the hole 33sd. The body portion 33se of the shaft 33s is fitted into the circular groove 35a. As shown in FIG. 25, a rod-shaped shaft 33s is fitted into the circular groove 35a.

  The shaft 33s is supported by a taper washer 36 shown in FIG. 6 as in the first embodiment. The tapered washer 36 is provided with a long hole 36a into which the body 33se of the shaft 33s is inserted, a rectangular hole 36c communicating with the long hole 36a, and a pair of rising pieces 36b formed to face the rectangular hole 36c. . The long hole 36a is formed in such a size that the body portion 33se can be inserted, and the width of the long hole 36a is formed to be slightly larger than the diameter of the shaft 33s. The rectangular hole 36c is formed to have substantially the same size as the diameter of the body portion 33se of the shaft 33s. The depth of the rectangular hole 36c is formed to be substantially the same as the diameter of the body portion 33se of the shaft 33s.

  The shaft 33s passes through the long hole 36a, and the shaft 33s is inserted into the rectangular hole 36c. And the trunk | drum 33se of the shaft 33s is supported by a pair of standing piece 36b which faced up from the rectangular hole 36c. The rising piece 36 b is inclined obliquely toward the central portion, and the rising piece 36 b is an inclined surface that comes into contact with the concave portion 30 ab of the fixed piece 30.

  The shaft 33s is passed through the elongated hole 36a, and the body 33se of the shaft 33s is moved between the rising pieces 36b and supported by the opposed rising pieces 36b. Then, the recesses 30aa and 30ab of the three-piece fixed piece 30a are aligned with the tapered surface 33ab of the shaft 33s and the inclined surface of the rising piece 36b, and the O-ring 37 is fitted into the engagement groove 32 to divide the shaft 33s into three parts. A fixed piece 30 is attached.

  The action clip 34 is attached to the hole 33sd provided at the lower end of the shaft 33s by the attachment screw 5. The action clip 34 is provided with a mounting portion 34b bent so as to face each other. The body portion 33se of the shaft 33s is sandwiched between the attachment portions 34b, and the action clip 34 is attached to the shaft 33 by the attachment screw 5. At the tip of the working clip 34, a tongue 34a is provided. When the tongue 34a faces downward, the shelf fixing device 3 is open to a dowel hole formed in the shelf. In this state, the contact portion 31 of the fixed piece 30 does not contact the dowel hole.

  As in the first embodiment, the fixed piece 30 side of the mounting portion 34b of the working clip 34 is a cam that moves the shaft 33s downward by abutting the fixing bracket 7 by rotating the working clip 34 by 90 °. Has the function of a plate.

  As shown in FIG. 28, the working clip 34 is rotated 90 ° to lock the working clip 34. The state in which the tongue 34a of the working clip 34 faces sideways is the locked state. When the working clip 34 is rotated in the direction in which the tongue 34a is laterally directed, the shaft 33s is lowered by the function of the cam plate of the working clip 34. When the shaft 33s is lowered, the concave portion 30aa of the fixed piece 30 is pushed by the tapered surface 33ab of the shaft 33s, and the fixed piece 30 expands in the radial direction. The expansion of the fixed piece 30 in the radial direction is an amount by which the contact portion 31 is inserted into the inner peripheral surface of the dowel hole of the shelf board.

  Similarly to the first embodiment, the shelf fixing device 3a is inserted from the small hole 23 of the shelf mounting piece 21 of the bracket 2, and the shelf fixing device 3a is rotated by 90 ° to thereby change the shelf mounting component 21. The shelf fixing device 3 is supported on the top.

  Subsequently, in order to securely fix the shelf fixing device 3 a to the shelf mounting piece 21, the fixing bracket 7 is inserted between the shelf mounting piece 21 and the action clip 34.

  The shaft 33 s of the shelf fixing device 3 a is inserted into the notch recess 71 of the fixing bracket 7, the fixing bracket 7 is inserted between the shelf mounting piece 21 and the working clip 34, and the shelf is placed in the clip 72. The piece 21 is inserted and the fixing bracket 7 is attached to the shelf board placing piece 21. The fixing bracket 7 is interposed between the action clip 34 and the shelf mounting piece 21, and when the action clip 34 is rotated in the direction of the shelf placement piece 21, the mounting portion 34 b of the action clip 34 attaches the fixing bracket 7. The shelf placing piece 21 is pushed through.

  When the tongue 34a of the working clip 34 faces downward, the fixed piece 30 is closed and has an outer diameter that can be inserted into the dowel hole of the shelf board.

  Thus, the shelf fixing device 3a is attached to the shelf mounting piece 21 of the bracket 2, and the shelf fixing device 3a is inserted into the dowel hole 81 provided in the shelf 8 in the same manner as in the first embodiment. When the tongue 34a faces downward, the shelf fixing device 3a is open with respect to the dowel hole 81 formed in the shelf 8. In this state, the contact portion 31 of the fixed piece 30 does not contact the dowel hole 81.

  The action clip 34 is rotated by 90 ° in the direction of the shelf placing piece 21 to lock the action clip 34. When the tongue 34a of the working clip 34 is turned sideways, the shaft 33s is lowered to the bottom. When the shaft 33s is lowered, the concave portion 30aa of the fixed piece 30 is pushed by the tapered surface 33ab of the shaft 33s, and the fixed piece 30 expands to the maximum in the radial direction. As the fixed piece 30 expands in the radial direction, the abutting portion 31 of the fixed piece 30 bites into the inner peripheral surface of the dowel hole 81 of the shelf board 8, and the shelf board 8 is fixed to the shelf board fixing device 3a.

  Next, a shelf fixing device 3b according to a third embodiment of the present invention will be described with reference to FIGS. FIG. 31 is a perspective view of a shelf fixing device 3b according to a third embodiment of the present invention, showing an open state. 32 is a top view of a shelf fixing device 3b according to a third embodiment of the present invention, and FIG. 33 is a cross-sectional view taken along line VI-VI in FIG. FIG. 34 is a perspective view of the shelf fixing device 3b according to the third embodiment of the present invention, showing a locked state. FIG. 35 is a top view of the shelf fixing device 3b according to the third embodiment of the present invention, and shows a locked state. FIG. 36 is a longitudinal sectional view showing a locked state of the shelf fixing device 3b according to the third embodiment of the present invention. 37 is a perspective view of a state in which the shelf fixing device 3b according to the third embodiment is mounted on the distal end side of the bracket 2, and FIG. 38 is a shelf plate according to the third embodiment on the proximal end side of the bracket 2. It is a perspective view of the state which equipped with fixing device 3b.

  The shelf fixing device 3b has fixed pieces 30, 30, 30, and 30 obtained by dividing a cylinder into four parts. On the outer periphery of the fixed piece 30, there are provided a contact portion 31 that contacts an inner peripheral surface of a dowel hole provided in the shelf plate, and an engagement groove 32 into which an O-ring 37 made of an elastic body is fitted. A circular groove 35ba into which the shaft 33s is fitted is provided at the center of the fixed piece 30 (see FIG. 33).

  As shown in FIG. 33, a tapered recess 30ba is provided at the tip of the circular groove 35ba. The concave portion 30ba is formed with a mortar-shaped tapered surface from the front end side toward the rear end in the axial direction. A tapered recess 30bb is provided at the rear end of the circular groove 35ba. The concave portion 30bb is formed with a mortar-shaped taper surface from the rear end side toward the front end in the axial direction.

  In the third embodiment, the shaft 33s is a single rod-shaped shaft.

  The head 33a of the shaft 33s fitted into the circular groove 35ba has a tapered surface 33ab that comes into contact with the recess 30ba. A hole 33 sd for attaching the action clip 34 is provided at the lower end of the shaft 33 s. The attachment screw 5 for attaching the action clip 34 is inserted into the hole 33ad. The trunk portion 33se of the shaft 33s is fitted into the circular groove 35ba. As shown in FIG. 33, a rod-shaped shaft 33s is fitted into the circular groove 35ba.

  The shaft 33s is supported by a taper washer 36 shown in FIG. 6 as in the first and second embodiments. The tapered washer 36 is provided with a long hole 36a into which the body 33se of the shaft 33s is inserted, a rectangular hole 36c communicating with the long hole 36a, and a pair of rising pieces 36b formed to face the rectangular hole 36c. . The long hole 36a is formed in such a size that the body portion 33se can be inserted, and the width of the long hole 36a is formed to be slightly larger than the diameter of the shaft 33s. The rectangular hole 36c is formed to have substantially the same size as the diameter of the body portion 33se of the shaft 33s. The depth of the rectangular hole 36c is formed to be substantially the same as the diameter of the body portion 33se of the shaft 33s.

  The shaft 33s passes through the long hole 36a, and the shaft 33s is inserted into the rectangular hole 36c. And the trunk | drum 33se of the shaft 33s is supported by a pair of standing piece 36b which faced up from the rectangular hole 36c. The rising piece 36b is inclined obliquely toward the central portion, and the rising piece 36b is an inclined surface that comes into contact with the concave portion 30bb of the fixed piece 30.

  The shaft 33s is passed through the elongated hole 36a, and the body 33se of the shaft 33s is moved between the rising pieces 36b and supported by the opposed rising pieces 36b. Then, the recessed portions 30ba and 30bb of the three-piece fixed piece 30 are aligned with the tapered surface 33ab of the shaft 33s and the inclined surface of the rising piece 36b, and an O-ring 37 is fitted into the engagement groove 32 to divide the shaft 33s into three parts. A fixed piece 30 is attached.

  The action clip 34 is attached to the hole 33sd provided at the lower end of the shaft 33s by the attachment screw 5. The action clip 34 is provided with a mounting portion 34b bent so as to face each other. The body portion 33se of the shaft 33s is sandwiched between the attachment portions 34b, and the action clip 34 is attached to the shaft 33s by the attachment screw 5. At the tip of the working clip 34, a tongue 34a is provided. When the tongue 34a is facing downward, the shelf fixing device 3b is open to a dowel hole formed in the shelf. In this state, the contact portion 31 of the fixed piece 30 does not contact the dowel hole.

  Similar to the first and second embodiments, the fixing piece 30 side of the mounting portion 34b of the working clip 34 abuts the fixing bracket 7 by rotating the working clip 34 by 90 °, and the shaft 33s is lowered. It has the function of the cam plate to move.

  As shown in FIG. 34, the working clip 34 is rotated 90 ° to lock the working clip 34. The state in which the tongue 34a of the working clip 34 faces sideways is the locked state. When the working clip 34 is rotated in the direction in which the tongue 34a is laterally directed, the shaft 33s is lowered by the function of the cam plate of the working clip 34. When the shaft 33s is lowered, the concave portion 30ba of the fixed piece 30 is pushed by the tapered surface 33ab of the shaft 33s, and the fixed piece 30 expands in the radial direction. The expansion of the fixed piece 30 in the radial direction is an amount by which the contact portion 31 is inserted into the inner peripheral surface of the dowel hole of the shelf board.

  Similarly to the first and second embodiments, the shelf fixing device 3b is inserted from the oval hole 23 of the shelf mounting piece 21 of the bracket 2, and the shelf fixing device 3b is rotated by 90 ° to mount the shelf The shelf fixing device 3b is supported on the placing piece 21.

  Subsequently, in order to securely fix the shelf fixing device 3 b to the shelf mounting piece 21, the fixture 7 is inserted between the shelf mounting piece 21 and the action clip 34.

  The shaft 33 s of the shelf fixing device 3 b is inserted into the notch recess 71 of the fixing bracket 7, the fixing bracket 7 is inserted between the shelf mounting piece 21 and the working clip 34, and the shelf is placed in the clip 72. The piece 21 is inserted and the fixing bracket 7 is attached to the shelf board placing piece 21. The fixing bracket 7 is interposed between the action clip 34 and the shelf mounting piece 21, and when the action clip 34 is rotated in the direction of the shelf placement piece 21, the mounting portion 34 b of the action clip 34 attaches the fixing bracket 7. The shelf placing piece 21 is pushed through.

  When the tongue 34a of the working clip 34 faces downward, the fixed piece 30 is closed and has an outer diameter that can be inserted into the dowel hole of the shelf board.

  Thus, the shelf fixing device 3b is attached to the shelf mounting piece 21 of the bracket 2, and the shelf fixing device 3b is attached to the dowel hole 81 provided in the shelf 8 in the same manner as in the first and second embodiments. Plug in. When the tongue 34a faces downward, the shelf fixing device 3a is open with respect to the dowel hole 81 formed in the shelf 8. In this state, the contact portion 31 of the fixed piece 30 does not contact the dowel hole 81.

  The action clip 34 is rotated by 90 ° in the direction of the shelf placing piece 21 to lock the action clip 34. When the tongue 34a of the working clip 34 is turned sideways, the shaft 33s is lowered to the bottom. When the shaft 33s is lowered, the concave portion 30ba of the fixed piece 30 is pushed by the tapered surface 33ab of the shaft 33, and the fixed piece 30 expands to the maximum in the radial direction. When the fixed piece 30 expands in the radial direction, the contact portion 31 of the fixed piece 30 is inserted into the inner peripheral surface of the dowel hole 81 of the shelf board 8, and the shelf board 8 is fixed to the shelf board fixing device 3.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is shown not by the above description of the embodiments but by the scope of claims for patent, and is intended to include all modifications within the meaning and scope equivalent to the scope of claims for patent.

1: Support member 2: Bracket 3: Shelf board fixing device 4: Stopper 5: Mounting screw 7: Fixing bracket 8: Shelf board 11: Slit 13: Vertical groove 21: Shelf board placing piece 22: Screw hole 23: Oval hole 24: Locking hook 30: Fixing piece 30a: Recessed portion 30b: Recessed portion 31: Abutting portion 32: Engaging groove 33: Shaft 33a: Head portion 33ab: Tapered surface 33ad: Hole 33b: Tapered surface 33c: Disk portion 33e: body 34: action clip 34a: tongue 34b: mounting portion 35: rectangular groove 35a: circular groove 35ba: circular groove 36: taper washer 36b: rising piece 37: O-ring 81: dowel hole

Claims (5)

A support member provided with slits in multiple upper and lower stages, a bracket having a locking hook inserted into the slit and cantilevered by the support member, and a shelf provided by bending the bracket in a horizontal direction A board support piece; a shelf board placed on the shelf board support piece; and a dowel hole provided on the shelf board support piece side of the shelf board, and mounted on the shelf board support piece, the dowel A shelf fixing device fitted in a hole,
The shelf fixing device includes a plurality of fixed pieces, a contact portion provided on an outer periphery of the fixed piece, contacting an inner periphery of the dowel hole, and an engagement provided on an outer periphery of the fixed piece. An O-ring that engages with the groove, a fitting groove provided on the inner peripheral surface of the fixed piece, a tapered concave part provided at the tip of the fitting groove, and a head that contacts the concave part A shaft having a tapered surface and fitted in the fitting groove; an action clip rotatably attached to a lower end portion of the shaft; and a cam mechanism that moves the shaft up and down by turning the action clip. The shaft is fitted into the fitting groove, the O-ring is engaged with the engagement groove, a plurality of fixed pieces are attached to the shaft, and when the shaft is lowered, the taper surface of the shaft head and the fixed piece Depression Contact with, the fixing piece is spread radially, the abutment shelf plate fixing device, wherein a is pressed against the inner peripheral surface of the dowel holes with.   The shaft includes a lower end portion to which the working clip is attached and a body portion between the upper end portion and the lower end portion, and a taper washer that supports the body portion is mounted between the working clip and the fixed piece. The shelf fixing device according to claim 1, wherein:   The taper-shaped 2nd recessed part is provided in the lower end part of the said fitting groove, and a pair of standing piece which contact | abuts to the said 2nd recessed part is provided in the said taper washer. Shelf fixing device.   The shelf fixing device according to claim 3, wherein a body portion of the shaft is inserted and supported between the rising pieces.   It has a notch recess into which the body portion is inserted and a fixing metal fitting having a clip for sandwiching the shelf support piece, and the fixing attachment is inserted between the shelf support piece and the working clip. The shelf board fixing device according to any one of claims 1 to 4.

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