JP2001055148A - Shelf board - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a shelf board with simplified operation of placing a carry ing truck between shelf support frames. SOLUTION: A space between an inside projection 23 and an outside projection 24 provided on the lower surface of an edge cover member 22 of a shelf board 20 is formed to have a thickness integral multiple of the thickness of a cross member of a shelf support frame 14, and a guide stepped part 15 for the cross member and an engagement part 26 are provided on the lower surface portions of the cover member 22 positioned between the inside projection 23 and the outside projection 24. Thus, it is not necessary to align an engagement part 25 of the cover member 22 with the cross member of the shelf support frame, but the lower surface of the cover member 22 is just placed on the cross member to surely position the cross member between the inside projection 23 and the outside projection 24.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stock cart for loading and transporting goods to a predetermined place in a supermarket, a discount shop, or the like, or storing and displaying goods while loading them. Transport cart)
The present invention relates to a shelf plate used for the like.

[0002]

2. Description of the Related Art Conventionally, as a shelf board used for this kind of stock cart, a shelf board having a structure shown in FIG. 12 is known. In FIG. 12, a shelf 110 is made of a metal plate and has a predetermined length, width and thickness.
And a cover member 112 made of synthetic resin attached to a fore edge corresponding to both ends of the plate member 111 in the longitudinal direction. The cover member 112 is tightened at a plurality of locations by a stopper 113 penetrating the cover member 112 and the plate member 111 in the thickness direction and a tapping screw (not shown) screwed into the stopper 113 from the lower surface side of the cover member 112. It is configured to be fixed to the plate member 111. The cover member 112 has a cover member 11 on its lower surface.
In order to stably hold the left and right shelf support frames 2 of the stock cart (not shown) without separating them, the plate member 11
A pair of protrusions 114 and 115 extending in the width direction of the first plate member 111 are provided in parallel in the longitudinal direction of the plate member 111 at predetermined intervals. The projecting height of the outer ridge 114 is higher than the projecting height of the inner ridge 115. In addition, ridge 1
As shown in FIG. 13, the distance between the horizontal members 11 and 14 in the shelf support frame of the stock cart is omitted.
It is set according to the thickness of 6.

[0003]

However, in the above-described conventional shelf, the interval between the ridges 114 and 115 provided on the lower surface of the cover member 112 is set according to the thickness of the horizontal member 116. Therefore, when the shelf board is placed horizontally between the horizontal members 116 of both the shelf supporting frames of the stock cart, the position of the ridges 114 and 115 is adjusted by, for example, attaching a hand to the cover member 112. 116, the gap between the ridges 114 and 115 must be
6 cannot be engaged. Therefore, the lower surface of the cover member 112 located inside the ridge 115 is shown in FIG.
After supporting one end of the shelf board 110 by placing it on the horizontal member 116 shown by the two-dot chain line, the horizontal member 116 is newly provided with a space between the ridges 114 and 115 as shown by the solid line in FIG. Further, the gap between the ridges of the other cover member 112 of the shelf 110 is engaged with the lateral member of the other shelf support frame, but this makes the operation of placing the shelf difficult. Problem.

On the other hand, when many shelves 110 are stored in a warehouse or the like, they are stacked flat as shown in FIGS. However, when the shelves 110 are stacked flat, the lower end of the outer ridge 114 of the upper cover member 112 is merely placed on the upper surface of the lower cover member 112, so that the stability is poor and slight vibration occurs. Acts on the stacked shelves 110, there is a problem that the flat stacked shelves 110 easily collapse in the direction of the arrow in FIG.

An object of the present invention is to solve the above-mentioned conventional problems, and an object of the present invention is to provide a shelf plate which facilitates the operation of placing a transport cart between shelf support frames. is there.
Another object of the present invention is to provide a shelf plate that can stably hold a shelf plate when not in use on a side surface of a shelf support frame.
A further object of the present invention is to provide a shelf board that can be stably stacked without collapse.

[0006]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention relates to a shelf board which is placed across a horizontal member between left and right shelf support frames erected on a carriage. A plate member having a predetermined length and width, and a cover member attached to a fore edge corresponding to both ends in the longitudinal direction of the plate member, and a lower surface of the cover member extends in a width direction of the plate member. A pair of ridges having a predetermined height are provided in parallel in the longitudinal direction of the plate member and separated by a predetermined distance that is sufficiently larger than the thickness of the horizontal member. A locking piece extending horizontally is provided.

The present invention is further characterized in that a locking piece extending horizontally outward is provided at the tip of the outer ridge. The present invention also provides a guide step extending from an inner ridge to an outer ridge at a lower surface portion of the cover member located between the two ridges, wherein the guide step and the outer ridge are provided. An engaging portion for engaging with the lateral member is provided on a lower surface portion of the cover member located therebetween. The present invention is also characterized in that, at both end portions of the upper surface of the cover member, flat stacking installation pieces having the same height as the inner ridge are provided. The present invention is further characterized in that installation pieces having the same length as the locking pieces of the outer ridges are provided at both ends of an end face perpendicular to the longitudinal direction of the cover member.

In the present invention, since the inner ridge of the cover member and the locking piece provided at the tip thereof constitute a locking portion for hanging the shelf board, the locking portion is formed by a horizontal member of the shelf support frame. , The shelf when not in use is held in a suspended state on the side surface of the shelf supporting frame, and can be moved together with the bogie main body. Therefore, the shelves are not lost. Further, even if the luggage is placed on the lower shelf board (cart body), the used shelf board is hung on the side surface of the shelf support frame. It can be hung on both sides of the shelf support frame. In addition, it can be manufactured at a lower cost than a conventional shelf supporting frame provided with locking hooks.

In the present invention, the guide step of one of the cover members of the shelf board is placed on the horizontal member of the shelf support frame,
By moving the entire shelf on the horizontal member in the direction in which the engaging portion engages with the horizontal member, the engaging portion is automatically engaged with the horizontal member. The shelf board can be placed between the shelf supporting frames by engaging the engaging portion between the step portion and the outer ridge with the lateral member of the shelf supporting frame. Therefore, according to the present invention, the operation of placing the shelf board between the shelf supporting frames of the transport cart becomes simple. Further, in the present invention, in a state in which the locking portion is hooked on a lateral member of the shelf support frame and the shelf board is hung on a side surface of the shelf support frame, the outer projection of the cover member on the lower end side is locked. By hooking the piece on the lateral member of the shelf support frame, the shelf when not in use can be stably held on the side surface of the shelf support frame. In addition, in the present invention, by providing the installation piece for flat stacking on the upper surface of the cover member, stable flat stacking of the shelf boards without collapse becomes possible. Further, in the present invention, by providing the installation piece on the end face of the cover member, the shelf board is erected on the floor surface or the like in cooperation with the locking piece of the outer ridge of the cover member, and the wall or the empty cart is provided. Can be stably held against the

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIGS. 1A is a plan view of a shelf board according to an embodiment of the present invention, FIG. 1B is a front view of FIG. 1A, and FIG. 1C is a left side view of FIG. is there. 2 is an enlarged perspective view of a part of the shelf board according to the embodiment of the present invention viewed from the front side. FIG. 3 is an enlarged perspective view of a cover member of the shelf board according to the embodiment of the present invention. FIG. 5 is an enlarged perspective view of a part of the shelf board according to the embodiment of the present invention as viewed from the rear surface side, and FIG. 5 is a diagram illustrating transportation when the shelf board according to the embodiment of the present invention is placed between left and right shelf supporting frames. FIG. 6 is a perspective view of a trolley, FIG. 6 is an explanatory view when the shelf board according to the embodiment of the present invention is mounted on a lateral member of the shelf supporting frame, and FIG. 7 is a view illustrating the shelf board according to the embodiment of the present invention. FIG. 8 is a perspective view of the transport trolley showing a state where the transport trolley is held on the side surface of the shelf supporting frame during use.
FIG. 4 is an explanatory diagram when a shelf plate when not in use is held on a side surface of a shelf supporting frame.

First, the configuration of the transport cart will be described with reference to FIGS. The carriage 10 includes a rectangular carriage body 11, four free casters 12 and a carriage body 1 attached to four corners on the lower surface of the carriage body 11.
2 fixed casters 13 attached to the lower surface middle part of 1
And a left and right shelf supporting frame 14 erected at both ends in the longitudinal direction on the bogie main body 11, and a plurality of horizontal members 141 are provided on the shelf supporting frame 14 so as to be vertically above and below the shelf supporting frame 14. They are provided horizontally at predetermined intervals in the direction.

The shelf board 20 according to the embodiment of the present invention includes:
As shown in FIG. 1 to FIG. 4 and FIG. 5, a predetermined length that can be inserted between the shelf supporting frames 14 of the transport cart 10, a predetermined width corresponding to the width of the shelf supporting frames 14, Further, a metal plate member 21 having a predetermined thickness is formed, and a pair of synthetic resin cover members 22 attached to small edges corresponding to both ends in the longitudinal direction of the plate member 21 are provided. The cover member 22 is configured to be fixed to the plate member 21 by a tapping screw 31.

As shown in FIG.
As shown in FIGS. 4 and 6, a pair of ridges 23, 24 having a predetermined height extending in the width direction of the plate member 21 are provided in the longitudinal direction of the plate member 21 so that the horizontal member 141 of the shelf supporting frame 14 is provided. Are provided in parallel with a predetermined interval (equivalent to several times the thickness of the horizontal member 141) sufficiently larger than the thickness of the horizontal member 141. Is provided with a guide step 25 having a height lower than the height of the protrusions 23, 24 extending from the inner protrusion 23 to the outer protrusion 24. An engaging portion 26 with which the horizontal member 141 is engaged is formed on the lower surface of the cover member 22 located between the extending end of the guide step 25 and the outer ridge 24.

As shown in FIGS. 1, 4 and 6, the distal end of the inner ridge 23 extends horizontally outward of the ridge 23 (toward the center of the shelf). A locking piece 28 is provided at the tip of the outer ridge 24 and extends horizontally outward (in a direction opposite to the center of the shelf).
Is provided. 8, the height of the inner ridge 23 including the locking piece 27 is slightly (about 1 to 2 mm) lower than the height of the outer ridge 24 including the locking piece 28. When it is used as a shelf, it is hard to separate from the horizontal member 141 of the frame. In addition, this inner ridge 23
The height relationship between the inner ridge 23 and the outer ridge 24 is not limited to this, and the inner ridge 23 and the outer ridge 24 may have the same height. The locking piece 27 of the inner ridge 23 constitutes a locking portion for holding the shelf plate 20 in a non-use state on the side surface of the shelf support frame 14 as shown in FIG. Yes, and
The locking piece 28 of the outer ridge 24 is hooked on the horizontal member 141 on the lower side of the shelf support frame 14 in a state where the shelf board 20 is hung on the side surface of the shelf support frame 14 as shown in FIG. In this way, the shelf board 20 can be stably held on the side surface of the shelf support frame 14 when not in use.

As shown in FIG. 1 to FIG. 3 and FIG.
A plurality of flat stacking installation pieces 29 having the same height as 24 are provided. In addition, as shown in FIGS. 1 to 3 and 6, a plurality of installations having the same length as the locking pieces 28 of the outer ridge 24 are provided at both ends of the end surface 221 perpendicular to the longitudinal direction of the cover member 22. Each piece 30 is provided. The installation piece 30 is for holding the shelf board 20 in an upright state on a floor surface or the like.

In the embodiment configured as described above, when the shelf board 20 is to be placed between the shelf support frames 14 of the carriage 10, first, one of the cover members of the shelf board 20 is placed. The guide step 25 of FIG. 22 is placed on the horizontal member 141 of the shelf support frame shown by the two-dot chain line in FIG. 6, and in this state, the entire shelf 20 is moved in the direction of the arrow A corresponding to FIG. Thereby, the engaging portion 26 of the cover member 22 is automatically engaged with the horizontal member 141 shown by the solid line in FIG. In this state, since the engaging portion 26 of the other cover member 22 of the shelf 20 is located at a position facing the horizontal member 141 of the shelf support frame 14, the other cover member 22 of the shelf 20 is attached to the horizontal member 141. The engaging portion 26 can be engaged with the horizontal member 141 only by being placed. As a result, as shown in FIG.
It can be placed in a hand-over state.

Therefore, according to the shelf shown in the present embodiment, the space between the inner ridge 23 and the outer ridge 24 provided on the lower surface of the fore-edge cover member 22 of the shelf 20 is set at the side of the shelf support frame 14. It is formed to be several times the thickness of the member 141, and on the lower surface of the cover member 22 located between the inner ridge 23 and the outer ridge 24, the guide step 25 of the horizontal member 141 and the engagement portion 26, the engaging portion 26 of the cover member 22 does not need to be aligned with the horizontal member 14 of the shelf support frame 14, unlike the conventional case, and the lower surface of the cover member 22 is placed on the horizontal member 141. The transverse member 141 can be reliably positioned between the inner ridge 23 and the outer ridge 24 only by the above. As a result, the operation of placing the shelf board between the shelf supporting frames of the transport trolley can be easily performed.

In order to hold the shelf plate when not in use on the side surface of the shelf support frame, as shown in FIGS. 7 and 8, the inner projection 23 of the cover member 22 at one end of the shelf plate 20 and the tip thereof The locking portion formed by the locking piece 27 provided on the shelf supporting frame 1
4 is hooked on the horizontal member 141 located at the upper end of the
0 is held in a suspended state. Then, the locking piece 28 provided at the tip of the outer ridge 24 of the cover member 22 at the other end of the shelf 20 is hooked to the horizontal member 141 located at the lower end of the shelf support frame 14. Thereby, the shelf board 20 when not in use
Can be held in a suspended state on the side surface of the shelf support frame 14, and the shelf support 20 can be stably supported without causing the suspended shelf board 20 to swing or rattling noise even when the transport cart moves. It can be held on the side of the frame.

Next, referring to FIGS. 9 and 10, description will be given of a case where a large number of shelves according to the embodiment of the present invention are stacked flat. In this case, as shown in FIGS. 9 and 10, the shelves 20 are stacked such that the lower surface of the upper shelf 20 faces the upper surface of the lower shelf 20. As a result, the upper edge of the flat stacking installation piece 29 of the lower cover member 22 abuts on the lower surface of the upper cover member 22 at the left and right portions, and the locking piece 27 of the upper cover member 22 lowers. Abuts on the upper surface of the plate member 21 of the shelf 20 on the side. At this time, a notch 222 formed at the upper surface edge of the lower cover member 22 such that the tip portion of the outer ridge 24 of the upper cover member 22 is formed.
(See FIG. 9), the flat shelves 20
To prevent longitudinal relative displacement between them. Therefore, according to this embodiment, by providing the flat stacking installation piece 29 on the upper surface of the cover member 22, stable flat stacking of the shelf boards without collapsing becomes possible.

Next, a case where the shelf board according to the embodiment of the present invention is vertically raised on a floor surface will be described with reference to FIG. In this case, as shown in FIG.
Is placed on the floor surface 33 with the locking piece 28 and the installation piece 30 of the outer ridge 24 facing downward. Thereby, the installation piece 30 of the cover member and the locking piece 28 cooperate with each other, so that the shelf board 20 can be held in a state of standing upright on the floor surface 30.

[0021]

As is apparent from the above description, according to the present invention, the inner ridge of the cover member and the locking piece provided at the tip thereof constitute a locking portion for hanging the shelf board. By hooking the locking portion on the lateral member of the shelf support frame, the shelf when not in use is held in a suspended state on the side surface of the shelf support frame, and can be moved together with the bogie main body. Therefore, the shelves are not lost. Further, even if the luggage is placed on the lower shelf board (cart body), the used shelf board is hung on the side surface of the shelf support frame. It can be hung on both sides of the shelf support frame. In addition, it can be manufactured at a lower cost than a conventional shelf supporting frame provided with locking hooks.

According to the present invention, the interval between the inner ridge and the outer ridge provided on the lower surface of the fore-edge cover member of the shelf plate is formed to be several times the thickness of the horizontal member of the shelf support frame. Since the lower surface of the cover member located between the inner ridge and the outer ridge is provided with the guide step and the engagement portion of the horizontal member, the engagement portion of the cover member is connected to the shelf support frame. It is not necessary to position the horizontal member one by one, and the horizontal member can be reliably positioned between the inner ridge and the outer ridge only by placing the lower surface of the cover member on the horizontal member. The operation of placing the shelf board between the shelf support frames can be easily performed.

Further, according to the present invention, in a state where the locking portion is hooked on the lateral member of the shelf support frame and the shelf is hung on the side surface of the shelf support frame, the outer projection of the cover member on the lower end side is provided. By hooking the locking piece of the strip on the lateral member of the shelf support frame, the shelf when not in use can be stably held on the side surface of the shelf support frame. Further, according to the present invention, by providing the installation piece for flat stacking on the upper surface of the cover member, stable flat stacking of the shelf boards without collapse becomes possible. Further, in the present invention, by providing the installation piece on the end surface of the cover member, the shelf board is erected on the floor surface or the like in cooperation with the locking piece of the outer ridge of the cover member, and the wall or the empty cart is provided. Can be stably held against the

[Brief description of the drawings]

1A is a plan view of a shelf board according to an embodiment of the present invention, FIG. 1B is a front view of FIG. 1A, and FIG. 1C is a left side view of FIG.

FIG. 2 is an enlarged perspective view of a part of the shelf according to the embodiment of the present invention as viewed from the front side.

FIG. 3 is an enlarged perspective view of a cover member of the shelf board according to the embodiment of the present invention.

FIG. 4 is an enlarged perspective view of a part of the shelf board according to the embodiment of the present invention as viewed from the back side.

FIG. 5 is a perspective view of the transport trolley when the shelf board according to the embodiment of the present invention is placed between left and right shelf support frames.

FIG. 6 is an explanatory diagram when a shelf board according to the embodiment of the present invention is placed on a lateral member of a shelf supporting frame.

FIG. 7 is a perspective view of the transport trolley showing a state in which the shelf board according to the embodiment of the present invention is held on the side surface of the shelf supporting frame when not in use.

FIG. 8 is an explanatory view when the shelf board according to the embodiment of the present invention is held on the side surface of the shelf supporting frame when not in use.

FIG. 9 is an enlarged side view of a main part when shelves are flatly stacked in the embodiment of the present invention.

FIG. 10 is a side view when the shelf boards according to the embodiment of the present invention are stacked flat.

FIG. 11 is an explanatory diagram when the shelf board according to the embodiment of the present invention is placed vertically.

FIG. 12A is a plan view of a part of a conventional shelf board,
(B) is a front view of (A), (C) is a left side view of (A).

FIG. 13 is an explanatory view when a conventional shelf board is placed on a lateral member of a shelf supporting frame.

FIG. 14 is an enlarged side view of a main part when a conventional shelf plate is stacked flat.

FIG. 15 is a side view of a conventional shelf plate when stacked.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Transport cart 14 Shelf support frame 141 Side member 20 Shelf board 21 Plate member 22 Cover member 23 Inner ridge 24 Outer ridge 25 Guide step 26 Engagement part 27, 28 Locking piece 29 Placing for installation Piece 30 Installation piece

Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat II (Reference) B65G 1/00 501 B65G 1/00 501C 1/14 1/14 B

Claims (5)

[Claims] 1. A shelf plate which is placed in a state of being passed across a horizontal member between left and right shelf support frames erected on a transport trolley, the plate member having a predetermined length and width, and the plate member A cover member attached to a fore edge corresponding to both ends in the longitudinal direction of the member; a pair of protrusions having a predetermined height extending in a width direction of the plate member on a lower surface of the cover member; In the direction, provided in parallel with a predetermined distance sufficiently larger than the thickness of the horizontal member, and a locking piece extending horizontally in the outward direction is provided at the tip of the inner ridge among the pair of ridges. Features shelves. 2. The shelf plate according to claim 1, wherein a locking piece extending horizontally in an outward direction is provided at a tip of the outer ridge among the pair of ridges. 3. A guide step extending from an inner ridge to an outer ridge is provided on a lower surface of the cover member located between the two ridges, and the guide step and the outer ridge are provided. The shelf board according to claim 1 or 2, wherein an engaging portion is provided at a lower surface of the cover member located between the engaging members so as to engage with the lateral member. 4. The shelf according to claim 1, wherein flat stacking installation pieces having the same height as the inner ridge are provided at both ends of the upper surface of the cover member. Board. 5. The cover member according to claim 1, wherein installation pieces having the same length as the locking pieces of the outer ridges are provided at both ends of an end surface perpendicular to the longitudinal direction of the cover member. Or the shelf board according to claim 1.