CN114772015A

CN114772015A - Foldable plastic box tray

Info

Publication number: CN114772015A
Application number: CN202210515500.3A
Authority: CN
Inventors: 皮彪; 杨柯
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-07-22

Abstract

The invention relates to the technical field of trays, in particular to a foldable plastic box tray which comprises a base, the outer surface of the lower end of the base is fixedly connected with a bottom strip, the outer surface of the upper end of the base is provided with a folding plate, the outer side of the folding plate is provided with the connecting rod which plays a supporting role for the folding plate, can be used for loading unstable goods, enhances the protection capability of the goods, when the spliced box pallet is not needed to be used or the height of the box pallet needs to be changed, the third connecting rod is taken down from the second connecting rod, the height of the folding plate is adjusted, the rotating rod is rotated to enable the connecting rod to be tightly attached to the folding plate to improve the supporting capability of the tray, a series of structural components such as pulleys, upper threaded holes and the like are utilized, when the forklift can not be used, the spliced box-type pallet is convenient to carry and move by utilizing the pulleys, and the labor intensity of an operator is saved.

Description

Foldable plastic box tray

Technical Field

The invention relates to the technical field of trays, in particular to a foldable plastic box tray.

Background

The pallet is used for the device of collection dress, stack, transport and transportation, and as a collection dress equipment similar with the container, the extensive application of pallet is in fields such as production, transportation, storage and circulation, and the supporting use of fork truck plays huge effect in present commodity circulation, and at present, the quantity that the pallet possesses has become one of the important sign of measuring a state commodity circulation modernization level.

In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. compared with the pallets of other types, the plastic box pallet has strong protection capability, can avoid collapse and damage, is mainly used for loading and stacking unstable goods, but occupies larger space and can not meet the height requirements of different goods, so that the space utilization rate is reduced; 2. in logistics transportation, the tray is usually used with a forklift in a matched mode, but for crowded or narrow spaces, the forklift cannot enter the space to work, so that the tray is difficult to move, and in order to solve the problems, the foldable plastic tray is provided.

Disclosure of Invention

The main objects of the present invention are: aims to provide a folding plastic pallet, which solves the problem that when unstable goods are stacked on the pallet with a protection function, the volume of the pallet can not be changed along with the volume of the goods, so that the storage space is saved.

The second main object of the present invention: the folding plastic tray can solve the problem that the tray cannot move in the environment that a forklift cannot work.

In order to achieve the purpose, the invention provides the following technical scheme: a bottom strip is fixedly connected to the outer surface of the lower end of the base, a first folding plate, a second folding plate, a third folding plate and a fourth folding plate are fixedly connected to the upper end of the base, sliding grooves are formed in the upper end and the lower end of the first folding plate, a first sliding block and a second sliding block are arranged inside the sliding groove in the upper end, a third sliding block and a fourth sliding block are arranged inside the sliding groove in the lower end, a first connecting rod, a second connecting rod and a third connecting rod are arranged on the outer side of the folding plate, one end of the first connecting rod is rotatably connected with the first sliding block, the other end of the first connecting rod is rotatably connected with the fourth sliding block, one end of the second connecting rod is rotatably connected with the second sliding block, the other end of the second connecting rod is rotatably connected with the third sliding block, and the first folding plate and the third folding plate are identical in structure; the bottom strip is provided with a groove body close to the position symmetry of two sides, the groove body is symmetrically formed in the inner surface of the front end and the rear end of the groove body, a sliding rod is arranged inside the groove, a bearing is sleeved in the middle of the sliding rod, a pulley is fixedly connected to the outer surface of the bearing, an upper threaded hole and a lower threaded hole are formed in the outer surface of the front end and the rear end of the bottom strip and the position corresponding to the groove respectively, the upper threaded hole is located above the lower threaded hole, and an upper bolt is connected to the inner thread of the upper threaded hole.

Preferably, the first folding plate, the second folding plate, the third folding plate and the fourth folding plate are fixed on the base, and the upper ends of the first folding plate, the second folding plate, the third folding plate and the fourth folding plate are in the same plane.

Preferably, the center of the first connecting rod is connected with the center of the second connecting rod through an articulated shaft, the third connecting rod is connected with the first connecting rod and the second connecting rod through articulated shafts, a plurality of articulated holes are formed in the first connecting rod, the third connecting rod is a telescopic rod, and the third connecting rod can be installed on different positions of the first connecting rod through articulated shafts.

Preferably, the number of the bottom strips is three, and the bottom strips are distributed on the outer surface of the lower end of the base at equal intervals.

Preferably, the number of the groove bodies is four, and the groove bodies are symmetrically distributed at four corners of the front bottom strip and the rear bottom strip.

Preferably, the length of the sliding rod is equal to the sum of the width of the groove body and the depth of the sliding groove, and the upper threaded hole and the lower threaded hole are communicated with the groove body.

Compared with the prior art, the invention has the beneficial effects that:

1. through add in the device and utilize a series of structural component such as folded sheet and connecting rod to splice into box tray, can be used for loading and stack unstable goods, the protective capacities of reinforcing goods avoids the damage of goods, the position of adjustment third connecting rod on the head rod to the height of adjustment folded sheet, thereby adjust the inside volume of tray along with the change of goods volume, improve the utilization ratio of tray, reduce the shared storage space of tray.

2. Through adding a series of structural component such as pulley in the device, go up the screw hole, screw hole and spout down, when need not use the pulley, the slide bar upwards moves in the spout, make the pulley get into the inside of cell body completely, it is fixed to the slide bar to utilize last bolt, when unable use fork truck or inconvenient removal concatenation tray need use the pulley, the slide bar moves down in the spout, make the lower extreme of pulley expose from the cell body in, then it is fixed to the slide bar to go up the inside that the bolt moved screw hole down, the box tray transport that utilizes the pulley to be convenient for splice, and simple structure need not too much structure, improve the whole bearing capacity of pulley, avoid the goods overweight, the structure can't bear the weight of goods on the pulley, lead to tray damage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is an overall structural view of the present invention;

FIG. 2 is a structural view of a folding plate and a connecting rod of the present invention;

FIG. 3 is a relative connecting rod connection view of the present invention;

FIG. 4 is a view of the pulley and slide bar combination of the present invention;

in the figure: 1. a base; 2. a first folding plate; 3. a second folding plate; 4. a third folding plate; 5. a fourth folded sheet; 21. a chute; 22. a first slider; 23 a second slider; 24. a third slider; 25. a fourth slide block: 26. a first connecting rod; 27. a second connecting rod; 28. a third connecting rod; 6. a bottom strip; 7. a tank body; 8. a groove; 9. a slide bar; 10. a bearing; 11. a pulley; 12. an upper threaded hole; 13. a lower threaded hole; 14. and (4) bolts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-4, a foldable plastic box tray comprises a base 1, a first folding plate 2, a second folding plate 3, a third folding plate 4 and a fourth folding plate 5 are fixedly connected to the upper end of the base 1, sliding grooves 21 are respectively formed at the upper end and the lower end of the surface of the first folding plate 2, a first slider 22 and a second slider 23 are arranged inside the sliding groove 21 at the upper end, a third slider 24 and a fourth slider 25 are arranged inside the sliding groove 21 at the lower end, a first connecting rod 26, a second connecting rod 27 and a third connecting rod 28 are arranged outside the first folding plate 2, one end of the first connecting rod 26 is rotatably connected with the first slider 22, the other end of the first connecting rod 26 is rotatably connected with the fourth slider 25, one end of the second connecting rod 27 is rotatably connected with the second slider 23, the other end of the second connecting rod 26 is rotatably connected with the third slider 24, the structure effect of first folded sheet 2 and third folded sheet 4 is all the same, the lower extreme external surface fixedly connected with end strip 6 of base 1, the position symmetry that the lower extreme of end strip 6 is close to both sides has seted up cell body 7, the front and back end internal surface symmetry of cell body 7 has seted up recess 8, the inside of recess 8 is provided with slide bar 9, and has cup jointed bearing 10 at the middle part of slide bar 9, bearing 10's external surface fixedly connected with pulley 11, threaded hole 12, lower threaded hole 13 have been seted up respectively with the corresponding position of recess 8 to the front and back end surface of end strip 6, it is located the top of lower threaded hole 13 to go up threaded hole 12, the inside threaded connection who goes up threaded hole 12 has last bolt 14.

The outer surface of the lower end of a base 1 is fixedly connected with three bottom strips 6 which are distributed at equal intervals, the surface of the upper end of the base 1 is fixedly connected with a first folding plate 2, a second folding plate 3, a third folding plate 4 and a fourth folding plate 5, the upper end and the lower end of the first folding plate 2 are both provided with a sliding chute 21, the inside of the sliding chute 21 is provided with a first sliding block 22 and a second sliding block 23, the outer side of the surface of the fourth folding plate 5 is provided with a first connecting rod 26, a second connecting rod 27 and a third connecting rod 28, one end of the first connecting rod 26 is rotatably connected with the second sliding block 23, the middle part of the first connecting rod 26 is hinged with the middle part of the second connecting rod 27, the first folding plate 2 and the third folding plate 4 have the same structure and principle, the positions of the lower end of the bottom strips 6, which are close to the two sides, are symmetrically provided with groove bodies 7, the inner surfaces of the front end and the rear end of each groove body 7 are symmetrically provided with grooves 8, the slide bars 9 are arranged inside each groove 8, and the middle parts of the slide bars 9 are sleeved with a bearing 10, bearing 10's external surface fixed connection has pulley 11, the position that the front and back end surface of end strip 6 corresponds with recess 8 has seted up screw hole 12 respectively, screw hole 13 down, it is located the top of screw hole 13 down to go up screw hole 12, the internal thread of going up screw hole 12 is connected with bolt 14, under the unable circumstances of using at fork truck, slide bar 9 slides down in recess 8, make pulley 11's lower extreme appear out from the cell body 7, then it is fixed to slide bar 9 to move bolt 14 to screw hole 13 inside down, the box tray transport that utilizes pulley 11 to be convenient for to splice removes, operator's intensity of labour is saved.

In one embodiment of the present invention, the first folding plate 2, the second folding plate 3, the third folding plate 4, and the fourth folding plate 5 are fixed to the base 1, and the upper ends thereof are in the same plane.

Through adopting above-mentioned technical scheme, can realize the interception to the goods through first folded sheet 2, second folded sheet 3, third folded sheet 4 and fourth folded sheet 5.

In an embodiment of the present invention, the center of the first connecting rod 26 is connected to the center of the second connecting rod 27 by a hinge shaft, the third connecting rod 28 is connected to the first connecting rod 26 and the second connecting rod 27 by a hinge shaft, the first connecting rod 26 is provided with a plurality of hinge holes, the third connecting rod 28 is a telescopic rod, and the third connecting rod 28 can be installed at different positions of the first connecting rod 26 by a hinge shaft.

One end of the third connecting rod 28 is rotatably connected with the second connecting rod 27, the other end of the third connecting rod 28 is installed on the hinge holes at different positions of the first connecting rod 26 through the hinge shaft, when the height of the first folding plate 2 needs to be adjusted, the other end of the third connecting rod 28 is taken down from the first connecting rod 26, the first slider 22 and the second slider 23 slide in the upper-end chute 21, the third slider 24 and the fourth slider 25 slide in the lower-end chute 21, after the height of the first folding plate 2 is adjusted, the telescopic length of the third connecting rod 28 is adjusted, the adjusted third connecting rod 28 is placed in the corresponding hinge hole of the first connecting rod 26, by adopting the technical scheme, the other end of the third connecting rod 28 is taken down from the first connecting rod 26, at this time, the fourth folding plate 5 is not supported, the height of the fourth folding plate is adjusted, thereby the volume of the tray is adjusted, after the adjustment is completed, the other end of the third connecting rod 28 is installed in the corresponding hinge hole of the first connecting rod 26 through the installation hole, and at this time, the first connecting rod 26, the second connecting rod 27 and the third connecting rod 28 form a triangular structure to stably support the first folding plate 2.

As an embodiment of the present invention, the number of the bottom strips 6 is three, and the bottom strips are equidistantly distributed on the outer surface of the lower end of the base 1.

Through adopting above-mentioned technical scheme, the fork truck of being convenient for removes the tray transport of piecing together.

In one embodiment of the present invention, the number of the grooves 7 is four, and the grooves are symmetrically distributed at four corners of the front and rear bottom strips 6.

The inside of cell body 7 is provided with pulley 11, and when need not use pulley 11, slide bar 9 upwards removes in recess 8, makes pulley 11 get into the inside of cell body 7 completely, utilizes upper bolt 14 fixed slide bar 9, and when need use pulley 11, slide bar 9 downwards removes in recess 8, makes the lower extreme of pulley 11 appear out from in the cell body 7, then moves upper bolt 14 to the inside of lower screw hole 13 and fixes slide bar 9, through adopting above-mentioned technical scheme, is convenient for pulley 11 to accomodate.

As an embodiment of the invention, the length of the sliding rod 9 is equal to the sum of the width of the groove body 7 and the depth of the groove 8, and the upper threaded hole 12 and the lower threaded hole 13 are communicated with the groove body 7.

By adopting the technical scheme, the sliding rod 9 can be prevented from being separated from the inside of the groove 8, and the sliding rod 9 is fixed at the corresponding position by utilizing the upper threaded hole 12 and the lower threaded hole 13.

The working principle is as follows: a first folding plate 2, a second folding plate 3, a third folding plate 4, a fourth folding plate 5 and a series of structural components of connecting rods on all folding plates are added in the device and spliced into a box type tray, the box type tray can be used for loading unstable goods, the protection capability of the goods is enhanced, the damage of the goods is avoided, the size of the tray can be adjusted according to the volume of the goods after the goods are placed in the tray, the position of a third connecting rod 27 on a first connecting rod 25 is adjusted, the space occupied by the tray is adjusted by adjusting the height of the tray, the space occupied by the tray is saved by improving the utilization rate of the space of the tray, meanwhile, a triangle formed by connecting the connecting rods improves the stability of the folding plates, when a forklift cannot be used or the tray is inconvenient to move and needs to use a pulley 11, the pulley slides downwards in a groove 8, the lower end of the pulley 11 is exposed out of a groove body 7, and then an upper bolt 14 is moved to the inside of a lower threaded hole 13 to be fixed in a sliding manner, the sliding rod 9 is fixed through the bolt 14, the stability of the sliding rod 9 is improved, the structure that the sliding rod 9 is damaged due to overweight of goods is avoided, meanwhile, the pulley 11 is used for facilitating carrying and moving of a tray, the labor intensity of an operator is saved, when the pulley 11 is not needed, the sliding rod 9 moves upwards in the groove 8, the pulley 11 completely enters the groove body 7, and the sliding rod 9 is fixed through the upper bolt 14.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the spirit of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a foldable plastic case tray, includes base (1), its characterized in that: the folding device is characterized in that a first folding plate (2), a second folding plate (3), a third folding plate (4) and a fourth folding plate (5) are fixedly connected to the upper end of the base (1), sliding grooves (21) are formed in the upper end and the lower end of the surface of the first folding plate (2), a first sliding block (22) and a second sliding block (23) are arranged in each sliding groove (21) in the upper end, a third sliding block (24) and a fourth sliding block (25) are arranged in each sliding groove (21) in the lower end, a first connecting rod (26), a second connecting rod (27) and a third connecting rod (28) are arranged on the outer side of the first folding plate (2), one end of the first connecting rod (26) is rotatably connected with the first sliding block (22), the other end of the first connecting rod (26) is rotatably connected with the fourth sliding block (25), one end of the second connecting rod (27) is rotatably connected with the second sliding block (23), and the other end of the second connecting rod (26) is rotatably connected with the third sliding block (24), the first folding plate (2) and the third folding plate (4) have the same structural function, the outer surface of the lower end of the base (1) is fixedly connected with a bottom strip (6), the positions of the lower end of the bottom strip (6) close to the two sides are symmetrically provided with groove bodies (7), grooves (8) are symmetrically formed in the inner surfaces of the front end and the rear end of the groove body (7), a sliding rod (9) is arranged in each groove (8), a bearing (10) is sleeved at the middle part of the sliding rod (9), a pulley (11) is fixedly connected with the outer surface of the bearing (10), the outer surfaces of the front end and the rear end of the bottom strip (6) are respectively provided with an upper threaded hole (12) and a lower threaded hole (13) at the positions corresponding to the grooves (8), the upper threaded hole (12) is located above the lower threaded hole (13), and an upper bolt (14) is connected to the inner thread of the upper threaded hole (12).

2. A foldable plastic box tray according to claim 1, wherein: the folding device is characterized in that the first folding plate (2), the second folding plate (3), the third folding plate (4) and the fourth folding plate (5) are fixed on the base (1), and the upper ends of the first folding plate, the second folding plate, the third folding plate and the fourth folding plate are in the same plane.

3. A foldable plastic box tray according to claim 1, wherein: the center of the first connecting rod (26) is connected with the center of the second connecting rod (27) through a hinged shaft, the third connecting rod (28) is connected with the first connecting rod (26) and the second connecting rod (27) through hinged shafts, a plurality of hinged holes are formed in the first connecting rod (26), the third connecting rod (28) is a telescopic rod, and the third connecting rod (28) can be installed on different positions of the first connecting rod (26) through hinged shafts.

4. A foldable plastic box tray according to claim 1, wherein: the quantity of bottom strip (6) is three, and the equidistance distributes on the lower extreme surface of base (1).

5. A foldable plastic box tray according to claim 1, wherein: the number of the groove bodies (7) is four, and the groove bodies are symmetrically distributed at four corners of the front end bottom strip and the rear end bottom strip (6).

6. A foldable plastic box tray according to claim 1, wherein: the length of the sliding rod (9) is equal to the sum of the width of the groove body (7) and the depth of the groove (8), and the upper threaded hole (12) and the lower threaded hole (13) are communicated with the groove body (7).