JPH09207785A - Stock cart - Google Patents

Abstract

PROBLEM TO BE SOLVED: To stack and house trucks or shelf plates so as not to be destroyed in transportation, and perform an efficient and safe transportation by providing a destroy preventing recessed part on a truck, and forming a recessed part with which a locking piece is engaged in stacking on a shelf plate. SOLUTION: In a stock cart, trucks 2 are stacked in transportation. Universal casters 7, 7, 7, 7 and fixed wheels 9, 9 of the upper truck 2 are fitted to the destroy preventing recessed parts 14, 14, 14, 14, 15, 15 of a base plate 13, respectively, to prevent the destroy. Shelf plates 4 are stacked on the truck 2 in transportation. The locking pieces 27, 27 of the bottom shelf plate 4 are engaged with the engaging recessed parts 18, 18 of the truck 2, and the locking pieces 27, 27 of the upper shelf plate 4 are engaged with the recessed parts of the lower shelf plate 4, whereby they are prevented from being destroyed. Thus, an efficient and safe transportation can be performed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stock cart used for transportation of goods stored in a cardboard box or the like and for storage and storage of goods.

[0002]

2. Description of the Related Art A conventional stock cart has a trolley frame of a square frame shape and a universal caster attached to the bottoms of the four corners of the trolley frame. It is composed of a pair of detachably attached shelf frames and a shelf plate whose both ends are supported by shelf plate support bars of the pair of shelf frames.

[0003]

Conventionally, when a stock cart is transported, the trolley, the shelf frame, and the shelf board are separately transported, but they cannot be stored compactly, and the cargo easily collapses, which makes efficient transportation impossible. There was a flaw.

The present invention has been made in view of the above-mentioned conventional drawbacks,
An object of the present invention is to provide a stock cart capable of stacking and storing trolleys and stacking and storing shelves so as to prevent the load from collapsing during transportation, which enables efficient and safe transportation.

The above and other objects and novel features of the present invention will become more fully apparent when the following description is read in view of the accompanying drawings. However, the drawings are for explanation only, and do not limit the technical scope of the present invention.

In order to achieve the above object, the present invention has a quadrilateral trolley frame, a swivel caster attached to the bottom surface of the trolley frame near the four corners, and fixed to the front and rear sides of the trolley frame. Shelf frame supporting member, a base plate fixed so as to cover the upper part of the trolley frame, shelf frame insertion holes formed in the base plate at portions corresponding to the shelf frame supporting member, and four corners of the base plate. When the carts formed on the upper surface of the side of the cart are stacked, the cart that consists of the cargo collapse prevention recess into which the free casters of the cart above enter and the finger insertion hole formed in the cart, and the front and rear shelf frame insertions of this cart A pair of shelf frames whose lower ends are detachably attached to the shelf frame supporting members through the holes, and locking pieces which are locked to the shelf plate supporting bars of the pair of shelf frames project downward at both ends. Is formed to Locking piece constitute the stock cart and shelf plate having a recess formed to be engaged when superimposed on the end top.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 10, 1 is a stock cart of the present invention, and the stock cart 1 is a trolley 2 which can be stacked and stored, and both ends of the trolley 2. A shelf frame 3 that does not project outward from both side surfaces of the carriage 2 that is detachably attached to the portion,
3 and a shelf plate 4 that is detachably attached to the shelf frames 3 and 3 and that can be stacked and stored.

The trolley 2 is made of a metal material and has a quadrilateral shape. In the present embodiment, the trolley frame 5 has a rectangular shape.
And free casters 7, 7, 7, 7 attached to the side portions of both sides of the caster attachment plates 6, 6 fixed to the bottom surfaces of the portions of the carriage frame 5 near the both ends.
And fixed wheels 9 and 9 mounted on the bottom surface of the wheel frame 5 fixed to the bottom surface of the wheel frame 5 on both sides of the wheel mounting plate 8 and moved in the front-rear direction. Shelf frame support members 10, 10, 10, 10 made of pipe material fixed to both sides by welding or the like
A bumper support member 12 for supporting the bumper rubber 11 fixed so as to be located outside the front and rear portions of the shelf frame support members 10, 10, 10, 10 and the upper surface of the bogie frame 5. A base plate 13 made of a synthetic resin material fixed to the base plate 13 and the flexible casters 7 of the base plate 13,
7, 7 and 7 and the fixed wheels 9 and 9, the load collapse preventing recesses 14, 14 and 14, 14 and 15, 15 formed on the upper surfaces of the portions corresponding to the fixed wheels 9 and 9, and the central portion of the base plate 13 near both ends and Finger insertion holes 16, 16, 16 and 16 formed in the central portion of the middle portion between both ends and the central portion, and the base plate 13
The shelf frame support members 10, 10, 10, 10 near the four corners of
Shelf frame insertion holes 17, 17, 1 formed in the portions corresponding to
7 and 17 and engaging recesses 18 and 18 for loading the shelf plates 4 formed at both ends of the base plate 13.

As shown in FIG. 5, the shelf frame 3 has shelf frame insertion holes 17, 17 and 1 at the lower end portions of the front and rear portions of the carriage 2.
Shelf frame support members 10, 10 and 1 passing through 7, 17
The part near the lower part inserted into 0, 10 inclines inward,
A pair of struts 20, 20 protruding upward in a straight line through the arcuate portion 19, a positioning bar 21 having both ends fixed by welding or the like to a portion of the pair of struts 20, 20 closer to the bottom, and the pair of Shelf plate support bars 22, 22, 22, 22, 22, in which a plurality of ends, six ends in the present embodiment, are fixed to the columns 20, 20 at predetermined intervals by welding or the like.
22 and a whiteboard 23 for locking a slip attached to the upper shelf support bar 22.

As shown in FIGS. 6 to 8, the shelf board 4 is composed of a shelf board body 24 formed of a metal plate, and a composite body fixed to both ends of the shelf board body 24 by a plurality of tapping screws 25. The covers 26, 26 made of a resin material are engaged with the engagement recesses 18, 18 of the trolley 2 integrally formed on the bottom surfaces of the tips of the covers 26, 26, and the shelf frame 3,
Locking pieces 27, 2 for locking the shelf support bars 22, 22 of FIG.
7 and the shelves 4 formed on the top surfaces of the tips of the covers 26, 26 are stacked, the locking pieces 27 of the upper shelves 4,
It is composed of recesses 28, 28 into which 27 is inserted.

The stock cart 1 having the above construction is constructed by stacking the carts 2 as shown in FIG. 9 during transportation. In this case, the load collapse preventing recesses 14, 14, 14, 1 of the base plate 13
Swivel casters 7 of the upper carriage 2 on 4, 15, 15
7, 7, 7 and the fixed wheels 9, 9 enter to prevent the load from collapsing.

The shelf board 4 has a carriage 2 as shown in FIG.
Pile up and do. In this case, the locking pieces 27, 27 of the lowermost shelf plate 4 engage with the engaging recesses 18, 18 of the carriage 2, and the locking pieces 27, 27 of the upper shelf plate 4 move. It engages with the concave portions 28, 28, and the collapse of the load is prevented.

[0014]

Different Embodiments of the Invention Next, referring to FIGS.
Hereinafter, different embodiments of the present invention will be described. In the description of the different embodiments of the present invention, the same components as those in the first embodiment of the present invention are denoted by the same reference numerals, and redundant description will be omitted.

The second embodiment of the present invention shown in FIGS. 11 to 13 is mainly different from the first embodiment of the present invention in that a base plate 13A is provided. Even if the stock cart 1A uses the trolley 2A configured by using the base plate 13A thus formed in the point that the protrusions 29 are formed to prevent the drop-out during stacking, the first embodiment of the present invention can be realized. The same effect as the form can be obtained.

In the third embodiment of the present invention shown in FIGS. 14 to 16, the main difference from the first embodiment of the present invention is a shelf board 4A, which is formed in a lattice shape. The shelf main body 24A is formed, and the locking pieces 30, 30 formed at both ends of the shelf main body 24A are formed. Stock cart 1B using the shelf plate 4A formed in this way
In this case, the same operation and effect as those of the first embodiment of the present invention can be obtained.

[0017]

As apparent from the above description, the following effects can be obtained in the present invention.

(1) A quadrilateral trolley frame, a flexible caster attached to the bottom surface of the trolley frame near the four corners, a shelf frame support member fixed to the front and rear side portions of the trolley frame, A base plate fixed so as to cover the upper part of the bogie frame, shelf frame insertion holes formed in the base plate at portions corresponding to the shelf frame supporting members, and a bogie formed on the upper surface near the four corners of the base plate. When the trolleys are overlapped with each other, the trolley which is formed with the load collapse preventing recess into which the free caster of the trolley enters and the finger insertion hole formed in the pedestal, and the shelf frame which passes through the rack frame insertion holes in the front and rear of the trolley A pair of shelf frames whose lower ends are detachably attached to the support member, and locking pieces which are locked to the shelf plate support bars of the pair of shelf frames are formed so as to project downward at both ends. When overlaid on Since it is composed of a shelf plate in which a recessed portion with which the locking piece is engaged is formed, it is possible to separately transport the carriage, the shelf frame, and the shelf board during transportation. At this time, the carriage and the shelf board Can be stacked and transported. Therefore, it can be transported efficiently.

(2) According to the above (1), when the carts are stacked, the free casters of the carts on the upper part can be surely prevented from collapsing the cargo into the cargo collapse preventing concave portion of the base plate.

(3) According to the above (1), when the shelves are stacked, the locking pieces of the shelves are engaged with the recesses of the shelves located at the lower part, so that the collapse of the load can be surely prevented. it can.

(4) According to the above (1), since the cart and the shelf board are capable of preventing the collapse of the load without increasing the number of parts, it is possible to prevent the cost from increasing and to easily manufacture. .

(5) Claims 2 and 3 also have the above (1) to (4).
The same effect can be obtained.

[Brief description of drawings]

FIG. 1 is a front view of a first embodiment of the present invention.

FIG. 2 is a side view of the first embodiment of the present invention.

FIG. 3 is a plan view of the first embodiment of the present invention.

FIG. 4 is a bottom view of the first embodiment of the present invention.

FIG. 5 is an explanatory diagram of a shelf frame according to the first embodiment of this invention.

FIG. 6 is a plan view of the shelf board according to the first embodiment of this invention.

FIG. 7 is a front view of the shelf board according to the first embodiment of this invention.

FIG. 8 is an enlarged side view of the shelf board according to the first embodiment of this invention.

FIG. 9 is an explanatory view of a stacked state of the carts according to the first embodiment of the present invention.

FIG. 10 is an explanatory diagram of a stacked state of the shelf boards according to the first embodiment of this invention.

FIG. 11 is a front view of the second embodiment of the present invention.

FIG. 12 is a partially cutaway front view of a bogie according to a second embodiment of the present invention.

FIG. 13 is an explanatory diagram showing a stacked state of the carts according to the second embodiment of the present invention.

FIG. 14 is a front view of a third embodiment of the present invention.

FIG. 15 is a plan view of the third embodiment of the present invention.

FIG. 16 is an explanatory diagram of a shelf board according to a third embodiment of the present invention.

[Explanation of symbols]

 1, 1A, 1B: Stock cart, 2 and 2A: dolly, 3: shelf frame, 4: shelf plate, 5: dolly frame, 6: caster mounting plate, 7: universal caster, 8: wheel mounting plate, 9: fixed Wheels, 10: Shelf frame supporting member, 11: Bumper rubber, 12: Bumper supporting member, 13, 13A: Base plate, 14: Load collapse preventing recess, 15: Load collapse preventing recess, 16: Finger insertion hole, 17: Shelf Frame insertion hole, 18: Engagement concave portion, 19: Arc-shaped portion, 20: Strut, 21: Positioning bar, 22: Shelf board support bar, 23: White board, 24, 24A: Shelf board body, 25: Tapping screw, 26 : Cover, 27: Locking piece, 28: Recess, 29: Protrusion, 30: Locking piece.

Claims (3)

[Claims] 1. A quadrilateral trolley frame, a swivel caster attached to a bottom surface of a portion near four corners of the trolley frame, a shelf frame support member fixed to portions on both front and rear sides of the trolley frame, and the trolley. A base plate fixed so as to cover the upper part of the frame, a shelf frame insertion hole formed in each part of the base plate corresponding to the shelf frame supporting member, and a carriage formed on the upper surface near the four corners of the base plate. A trolley comprising a load collapse prevention recess into which a flexible caster of the trolley at the top enters when superposed, and a finger insertion hole formed in the pedestal,
A pair of shelf frames whose lower end portions are detachably attached to the shelf frame support members through the shelf frame insertion holes in the front and rear of the cart, and locking which is locked to the shelf plate support bars of the pair of shelf frames. A stock cart, characterized in that the shelf is formed at both ends so as to project downward, and has a recess formed with recesses for engaging the locking pieces when the upper ends of the both ends are overlapped. 2. A quadrilateral trolley frame, a swivel caster attached to the bottom surface of the trolley frame near the four corners, a shelf frame support member fixed to the front and rear sides of the trolley frame, and the trolley. A bogie including a base plate fixed so as to cover the upper part of the frame, and a shelf frame insertion hole formed in a portion of the base plate corresponding to the shelf frame supporting member, and a front and rear shelf frame insertion holes of the bogie. A pair of shelf frames whose lower ends are removably attached to the shelf frame supporting members through the racks, and locking pieces which are locked to the shelf plate supporting bars of the pair of shelf frames project downward at both ends. And a shelf plate formed with a recessed portion which is formed so as to engage with the locking piece when the both ends are superposed on each other. 3. A dolly frame having a rectangular shape, a swivel caster attached to a bottom surface of a part near the four corners of the dolly frame, a shelf frame support member fixed to parts near both front and rear sides of the dolly frame, and the dolly. A base plate fixed so as to cover the upper part of the frame, a shelf frame insertion hole formed in each part of the base plate corresponding to the shelf frame supporting member, and a carriage formed on the upper surface near the four corners of the base plate. A trolley comprising a load collapse prevention recess into which a flexible caster of the trolley at the top enters when superposed, and a finger insertion hole formed in the pedestal plate,
A pair of shelf frames whose lower end portions are detachably attached to the shelf frame support members through the shelf frame insertion holes in the front and rear of the cart, and locking which is locked to the shelf plate support bars of the pair of shelf frames. A stock cart, characterized in that a piece comprises a shelf plate formed at both ends.