CN110525768B

CN110525768B - Tray

Info

Publication number: CN110525768B
Application number: CN201910844630.XA
Authority: CN
Inventors: 叶斐; 叶政; 龚永平
Original assignee: Ruiji Industrial Technology Shanghai Co ltd
Current assignee: Weiyi Green Environmental Protection Technology Haiyan Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2021-06-01
Anticipated expiration: 2039-09-06
Also published as: CN110525768A

Abstract

The invention discloses a tray, which relates to the technical field of article bearing devices and comprises a tray body, wherein a tray supporting structure used for changing the bearing area between the tray body and an external bearing surface is arranged on the tray body; wherein the tray support structure comprises: a connection part configured to be fixedly connected with the tray body; the supporting part is movably connected with the connecting part and is used for providing at least two supporting surfaces with different contact areas with the external bearing surface; the tray supporting structure is arranged between the connecting portion and the supporting portion and used for changing the contact area between the supporting portion and the external bearing surface.

Description

Tray

Technical Field

The invention relates to the technical field of article supporting devices, in particular to a tray.

Background

The tray is the common device that is used for bearing goods in the life, the placing and the transport of the goods of being convenient for.

The existing cargo pallets generally comprise a pallet body and legs, which are usually implemented by using protrusions at the bottom of the pallet or directly omitted in order to facilitate stacking of the pallets. The above arrangement presents a number of problems in some particular use environments. For example, for a tray with supporting legs, the contact area between the supporting legs and the ground is small, the pressure on the ground at the positions of the supporting legs of the tray is large, the ground is easy to damage, and the supporting legs of the tray are also easy to sink into the ground, so that the surface of the tray is not level, and the stability of placing goods on the tray is affected.

Disclosure of Invention

Aiming at the problems in practical application of the tray, the invention aims to provide the tray, which can flexibly change the supporting mode of the tray according to the needs, further change the bearing area between the tray and the bearing surface of the tray, change the bearing height of the tray and facilitate the carrying, and has the following specific scheme:

a tray comprises a tray body, wherein a tray supporting structure used for changing the bearing area between the tray body and an external bearing surface is arranged on the tray body;

wherein the tray support structure comprises:

a connection part configured to be fixedly connected with the tray body;

the supporting part is movably connected with the connecting part and is used for providing at least two supporting surfaces with different contact areas with the external bearing surface;

and a state switching mechanism is arranged between the connecting part and the supporting part and used for changing the contact area between the supporting part and the external bearing surface.

Through above-mentioned technical scheme, when using above-mentioned tray, can be according to the use needs, nimble adjustment tray with accept the face, like the area of contact between the ground, and then the adjustment tray with accept the pressure size between the face and the stability of placing for above-mentioned tray can be adapted to different places.

Further, the tray supporting structure is arranged at four corners of the tray body;

the connecting part comprises a fixed section fixedly connected with the tray body and a connecting section arranged far away from the tray body;

the supporting part is including supporting the section and setting up in the backup pad that is used for providing the holding surface that supports the section tip, it is parallel with the direction of height of tray disk body to support the section and rotate to be connected and rotate the plane with the linkage segment, the backup pad with the axis of rotation of linkage segment and support section is rotational symmetry setting as the symmetry axis.

Through above-mentioned technical scheme, the supporting part is rotated the adjustment tray that can be convenient and the area of contact between the face is accepted, and is very convenient.

Furthermore, the supporting section is arranged in a rod shape, supporting plates are arranged at two ends of the supporting section, and the two supporting plates and the supporting section are integrally arranged in an I shape;

the middle part of the supporting section is hinged with the connecting section.

Furthermore, the connecting parts and the supporting parts of the four tray supporting structures are grouped in pairs and are symmetrically arranged on two sides of the tray body respectively;

the two supporting sections positioned on the same side of the tray body are respectively and rotatably connected with the corresponding connecting sections, and the supporting plates at least at one end parts of the two supporting sections positioned on the same side of the tray body are mutually connected to form a supporting rod.

Through above-mentioned technical scheme, the bracing piece that rotates the setting can enough provide the holding surface and be used for supporting the tray, can regard as the bracing piece to make things convenient for the transport of tray again when carrying the tray.

Furthermore, the connecting part comprises supporting legs arranged at four corners of the tray body, and the supporting legs are perpendicular to the tray body;

the supporting part comprises a cross rod positioned between the supporting legs on the same side of the tray body, the cross rod is arranged in parallel with the tray body, and two end parts of the cross rod are hinged with the supporting legs through connecting rods;

the length of the connecting rod is not less than that of the supporting leg.

Through above-mentioned technical scheme, the tray is placed on accepting the face through the landing leg under the normal condition, through rotating the horizontal pole, then can utilize the side of horizontal pole as the holding surface to support above-mentioned tray, and then change the tray and accept the area of contact between the face. Simultaneously, above-mentioned horizontal pole also can make things convenient for the transport of tray as the bracing piece of transport tray.

Furthermore, a lock pin is arranged on the connecting rod, a lock hole is arranged on the supporting leg, and when the lock hole and the lock pin are matched to lock the connecting rod and the supporting leg, the minimum distance between the plane where the top surface of the cross rod is located and the plane where the upper surface of the tray body is located is not less than the distance between the end part, far away from one end of the tray body, of the supporting leg and the upper surface of the tray body.

Through above-mentioned technical scheme, can fix landing leg and connecting rod, make the stability more of horizontal pole from this, the tray is difficult for rocking.

Further, the connecting rod is detachably connected with the supporting leg.

Through above-mentioned technical scheme, can all dismantle whole supporting part, the stacking of the tray of being convenient for is accomodate.

Furthermore, the supporting legs are fixedly arranged on two opposite side walls of the tray body, an insertion groove is formed in one end, connected with the tray body, of each supporting leg, and the shape and size of each insertion groove are matched with those of the end portions of the corresponding supporting legs.

Through above-mentioned technical scheme, make things convenient for stacking of tray for the tray after stacking is more firm.

Furthermore, a limiting piece used for limiting the rotation angle of the supporting part is arranged on the connecting part or the supporting part.

Through above-mentioned technical scheme, can be so that the quick rotation of supporting part reaches the position of settlement, also promoted the stability of supporting part when supporting the tray disk body to a certain extent.

Furthermore, a soft cushion layer is arranged on the supporting surface.

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

(1) by arranging the tray supporting structure, when the tray is used, the contact area between the tray and the bearing surface, such as the ground, can be flexibly adjusted according to the use requirement, and further the pressure intensity between the tray and the bearing surface and the placing stability are adjusted, so that the tray can be suitable for different fields;

(2) through the arrangement of the cross rods, the cross rods can be used as a supporting structure for supporting the tray body and can also be used as supporting rods for facilitating the carrying of the tray;

(3) by arranging the movable supporting part, the distance between the tray and the ground can be flexibly adjusted when the tray is placed, so that the tray body can be far away from the ground, and the risk of goods being affected with damp is reduced;

(4) through the length that changes above-mentioned horizontal pole, can be so that the tray can place in a flexible way on the goods shelves of different specifications, promoted the suitability of tray.

Drawings

FIG. 1 is a schematic view of a first embodiment of a pallet of the present invention (a support plate structure);

FIG. 2 is a schematic view of a tray according to a first embodiment of the present invention (supporting rod structure);

FIG. 3 is a schematic view of a first embodiment of the tray of the present invention (the connecting portion fixing section is located at the bottom of the tray body of the tray);

FIG. 4 is a schematic view of a pallet according to a first embodiment of the present invention (supported by a support bar);

FIG. 5 is a schematic view (one) of a second embodiment of the tray of the present invention;

FIG. 6 is a second schematic view of a second embodiment of the tray of the present invention;

FIG. 7 is a schematic view of a third embodiment of the pallet of the present invention;

FIG. 8 is a schematic view of a third embodiment of the pallet of the present invention (connecting structure of the protruding connecting rod and the leg);

FIG. 9 is an enlarged partial view of portion A of FIG. 6;

FIG. 10 is a schematic view of a prior art tray;

fig. 11 is a schematic view showing a tray placed on a standard logistics pallet in the prior art.

Reference numerals: 100. a tray body; 200. a tray support structure; 210. a connecting portion; 211. a fixed section; 212. a connecting section; 213. a support leg; 2131. a lock hole; 2132. a baffle plate; 2133. a hinged lever; 2134. inserting grooves; 2135. a receiving groove; 2136. hoisting holes; 220. a support portion; 221. a support section; 222. a support plate; 2221. a support bar; 223. a cross bar; 224. a connecting rod; 2241. a lock pin; 2242. a hinge hole; 3. is communicated with the transverse leg.

Detailed Description

The existing cargo pallet structure generally comprises a pallet body, and the bottom of the pallet body is provided with supporting legs and other devices according to actual needs. For example, the existing tray is usually directly placed on the ground or a shelf, and when the moisture-proof and waterproof requirements of goods are higher, the placing height of the tray per se can not meet the placing requirements obviously; the tray is placed on the goods shelf, the size of the tray needs to be coordinated with the size of the goods shelf, and if the width of the goods shelf for placing is larger than the width of the tray, the tray can not be placed on the goods shelf obviously; finally, in the existing tray, the bottom of the tray is provided with the support legs in a specific case, but the arrangement of the support legs raises the horizontal height of the tray, but reduces the contact area between the tray and the bearing surface (such as the ground), so that the pressure between the contact surfaces is increased, the strength of the bearing surface is higher, and the structural strength of the support legs is higher. The present invention addresses, but is not limited to, the above problems and provides a tray structure.

It should be noted that the orientation definitions "upper", "lower", "side wall" and "side" described in this embodiment are all with reference to the normal horizontal placement of the tray body.

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

Example one

A tray, as shown in fig. 1, comprises a tray body 100, and a tray supporting structure 200 for changing the bearing area between the tray body 100 and the external bearing surface is arranged on the tray body 100.

As shown in fig. 1, the tray support structure 200 includes a connection portion 210 and a support portion 220.

The connection portion 210 is configured to be fixedly connected with the tray body 100, and the support portion 220 is configured to be movably connected with the connection portion 210, for providing at least two support surfaces having different contact areas with the external bearing surface.

A state switching mechanism is disposed between the connection portion 210 and the supporting portion 220 for changing a contact area between the supporting portion 220 and the external receiving surface.

In detail, as shown in fig. 1 and 2, the tray body 100 is preferably rectangular, and the tray support structures 200 are disposed at four corners of the tray body 100, so that the placement of the tray body 100 is more stable.

As shown in fig. 1 and 2, the connection portion 210 includes a fixed section 211 for fixedly connecting with the tray body 100 and a connection section 212 disposed away from the tray body 100. The fixing sections 211 of the four tray supporting structures 200 are divided into two groups, and are symmetrically disposed on two opposite sidewalls of the tray body 100. The connecting section 212 and the fixing section 211 are integrally formed, and the two are integrally arranged in an "L" shape. In this embodiment, the upper end of the fixing segment 211 does not extend beyond the upper surface of the tray body 100, and the end of the connecting segment 212 is located below the lower surface of the tray body 100.

In a specific embodiment, the fixing segments 211 may be disposed at the bottom of four corners of the tray body 100, as shown in fig. 3 and 4.

As shown in fig. 1, the supporting portion 220 includes a supporting section 221 and a supporting plate 222 disposed at an end of the supporting section 221 for providing a supporting surface, the supporting section 221 is rotatably connected to the connecting section 212 through a rotating shaft, the rotating plane is parallel to the height direction of the tray body 100, and the supporting plate 222 is rotationally symmetric about the rotating shafts of the connecting section 212 and the supporting section 221. In detail, the supporting section 221 is disposed in a rod shape, and supporting plates 222 are disposed at two ends of the supporting section 221, the two supporting plates 222 and the supporting section 221 are integrally disposed in an "i" shape, and the middle of the supporting section 221 is hinged to the connecting section 212 through a hinge shaft. In this embodiment, the support plate 222 is made of a plate material having different shapes and sizes, and the plate material provides a support surface with a variable size. Through the technical scheme, the contact area between the tray and the bearing surface can be conveniently adjusted by rotating the supporting part 220, and the tray bearing device is very convenient. As shown in fig. 1, the contact area between the support plate 222 and the receiving surface at the four corners of the tray body 100 can be adjusted individually.

Preferably, the center of gravity of the supporting section 221 and the supporting plate 222 is located between the rotating shaft of the connecting section 212 and the tray body 100, so that the tray body can be automatically returned by gravity.

As shown in fig. 2, preferably, the two supporting sections 221 located on the same side of the tray body 100 are respectively and rotatably connected to the corresponding connecting section 212, and the supporting plates 222 at least one end of the two supporting sections 221 located on the same side of the tray body 100 are connected to each other to form a supporting rod 2221. Through above-mentioned technical scheme, rotate the bracing piece 2221 that sets up, can enough provide the great holding surface of area and be used for supporting tray disk body 100, can regard as the transport that the handle made things convenient for the tray is lifted to the hand again when carrying the tray.

In addition, the trays for placing the standard logistics shelves are provided with communicated cross legs 3 as shown in fig. 10, so that the trays can be placed on the shelves as shown in fig. 11. Therefore, the pallet is inconvenient to carry by the truck due to the surface of the pallet with the communicating cross feet 3. According to the technical scheme of the invention, as shown in fig. 3 and 4, when the supporting rod 2221 is lowered, the tray body 100 can be scooped up and moved from 4 directions, and can be placed on a standard logistics shelf in 2 mutually perpendicular directions (a conventional tray can be placed on the standard logistics shelf in only one direction).

In order to limit the rotation angle of the support section 221, the length of the support bar 2221 is greater than the width between two adjacent connecting sections 212, and the support section 221 is limited by the connecting sections 212.

Further, a soft cushion layer is disposed on the supporting surface, and optionally, the soft cushion layer is made of a rubber sheet, so that damage to the bearing surface by the supporting surface in the supporting portion 220 can be reduced.

Example two

A tray, as shown in fig. 5 and 6, different from the first embodiment in that: the connecting portion 210 includes supporting legs 213 disposed at four corners of the tray body 100, the supporting legs 213 are perpendicular to the tray body 100, and a soft cushion layer is disposed at the bottom of the supporting legs 213. The supporting portion 220 includes a cross bar 223 between the legs 213 on the same side of the tray body 100, the cross bar 223 is parallel to the tray body 100 and two ends of the cross bar are hinged to the legs 213 through a connecting rod 224, and the rotation plane of the connecting rod 224 is parallel to the height direction of the tray body 100. In order to ensure that the rotation of the lever 223 is not interfered by the leg 213, the length of the link 224 is not less than the length of the leg 213, that is, the maximum distance of the surface of the lever 223 from the tray body 100 is greater than the distance of the end of the leg 213 from the tray body 100 after the link 224 is rotated. In the present embodiment, a scheme of providing the cross bar 223 between two adjacent legs 213 is adopted, that is, providing 4 cross bars 223. Through the technical scheme, the tray is placed on the bearing surface through the supporting legs 213 under the normal condition, and the side surface of the cross rod 223 can be used as a supporting surface to support the tray by rotating the cross rod 223, so that the contact area between the tray and the bearing surface is changed. Meanwhile, the cross bar 223 can also be used as a support bar 2221 for carrying the tray, so that the tray can be conveniently carried.

As shown in fig. 5 and 6, the link 224 is provided with a lock pin 2241, the leg 213 is provided with a lock hole 2131, and when the lock hole 2131 and the lock pin 2241 are matched to lock the link 224 and the leg 213, the minimum distance from the plane of the top surface of the cross bar 223 to the plane of the upper surface of the tray body is not less than the distance from the end of the leg far from the end of the tray body to the upper surface of the tray body. Preferably, when the locking hole 2131 is matched and locked with the locking pin 2241, the length direction of the connecting rod 224 is the same as the length direction of the leg 213, i.e. the connecting rod 224 is arranged perpendicular to the tray body 100. Through the technical scheme, the supporting legs 213 and the connecting rods 224 can be fixed, so that the cross rod 223 is more stable, and the tray is not easy to shake.

Based on the above arrangement, in order to rapidly rotate the supporting portion 220 to the set position, a limiting member is disposed on the connecting rod 224, as shown in fig. 5, a stop piece 2132 is disposed on the connecting rod 224, when the connecting rod 224 is locked with the supporting leg 213, the stop piece 2132 is attached to the supporting leg 213, the stop piece 2132 limits the rotation angle of the cross bar 223, and to some extent, the stability of the supporting portion 220 when supporting the tray body 100 is also improved.

The link 224 is detachably connected to the leg 213 in order to facilitate the stacking and storage of the trays. As shown in fig. 9, the connecting rod 224 is provided with a hinge hole 2242, the leg 213 is fixedly provided with a hinge rod 2133, the shape of the hinge hole 2242 is "L", and when the connecting rod 224 is perpendicular to the tray body 100 and is in a supporting state as a whole, the connecting rod 224 is more stably engaged with the leg 213.

Preferably, as shown in fig. 5, the legs 213 are fixedly disposed on two opposite side walls of the tray body 100, an insertion groove 2134 is disposed at an end of the leg 213 connected to the tray body 100, and the shape and size of the insertion groove 2134 are matched with the shape and size of the end of the leg 213. When the trays are stacked, the legs 213 of the upper tray are inserted into the insertion grooves 2134 of the legs 213 of the lower tray, so that the stacked trays are more stable. In order to facilitate the stacking of two adjacent tray bodies 100, the opening of the insertion groove 2134 is flared to facilitate the insertion of the leg 213 into the insertion groove 2134.

As shown in fig. 5, in order to facilitate the hoisting of the pallet body 100, the supporting legs 213 are provided with hoisting holes 2136.

As can be seen from comparing fig. 5 and fig. 4, the embodiment of the second embodiment has the following advantages compared to the embodiment of the first embodiment: the rails 223 positioned around the tray body 100 may be easily interchanged or removed.

EXAMPLE III

A tray, as shown in fig. 7 and 8, which is different from the second embodiment in that: the leg 213 is provided with a receiving groove 2135 along the longitudinal direction thereof, the link 224 is received in the receiving groove 2135, and the link 224 and the leg 213 are locked and separated by a lock pin 2241.

Preferably, the support leg 213 is disposed in a circular arc shape toward one side of the tray body 100, so as to facilitate stacking between two adjacent trays.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. A tray comprises a tray body (100), and is characterized in that a tray supporting structure (200) used for changing the bearing area between the tray body (100) and an external bearing surface is arranged on the tray body (100);

wherein the tray support structure (200) comprises:

a connecting portion (210) configured to be fixedly connected to the tray body (100);

a support portion (220) configured to be movably connected with the connecting portion (210) for providing at least two support surfaces having different contact areas with the external bearing surface;

a state switching mechanism is arranged between the connecting part (210) and the supporting part (220) and used for changing the contact area between the supporting part (220) and the external bearing surface.

2. A pallet according to claim 1, characterised in that the pallet support structures (200) are provided at the four corners of the pallet tray body (100);

the connecting part (210) comprises a fixed section (211) fixedly connected with the tray body (100) and a connecting section (212) far away from the tray body (100);

the supporting part (220) includes support section (221) and sets up in the backup pad (222) that is used for providing the holding surface that supports section (221) tip, support section (221) and linkage segment (212) rotate to be connected and the direction of height of rotation plane and tray disk body (100) is parallel, backup pad (222) with the axis of rotation of linkage segment (212) and support section (221) is rotational symmetry setting for the symmetry axis.

3. A pallet as claimed in claim 2, characterised in that said supporting section (221) is rod-shaped and provided with supporting plates (222) at both ends thereof, both said supporting plates (222) being arranged in an "i" shape integrally with the supporting section (221);

the middle part of the supporting section (221) is hinged with the connecting section (212).

4. The pallet according to claim 3, characterized in that the connecting parts (210) and the supporting parts (220) of the four pallet support structures (200) are grouped in pairs, symmetrically arranged on both sides of the pallet body (100),

the two supporting sections (221) positioned on the same side of the tray body (100) are respectively and rotatably connected with the corresponding connecting sections (212), and the supporting plates (222) at least one end parts of the two supporting sections (221) positioned on the same side of the tray body (100) are mutually connected to form a supporting rod (2221).

5. The tray according to claim 1,

the connecting part (210) comprises supporting legs (213) arranged at four corners of the tray body (100), and the supporting legs (213) are arranged perpendicular to the tray body (100);

the supporting part (220) comprises a cross bar (223) positioned between the supporting legs (213) on the same side of the tray body (100), the cross bar (223) is arranged in parallel to the tray body (100), and two ends of the cross bar are hinged with the supporting legs (213) through connecting rods (224);

the length of the connecting rod (224) is not less than that of the supporting leg (213).

6. The tray as claimed in claim 5, wherein the connecting rod (224) is provided with a locking pin (2241), the leg (213) is provided with a locking hole (2131), and when the locking hole (2131) is matched with the locking pin (2241) to lock the connecting rod (224) and the leg (213), the minimum distance from the plane of the top surface of the cross rod (223) to the plane of the upper surface of the tray body (100) is not less than the distance from the end of the leg (213) far away from the end of the tray body (100) to the upper surface of the tray body (100).

7. A pallet according to claim 5, characterised in that the link (224) is detachably connected to the leg (213).

8. The tray as claimed in claim 5, wherein the legs (213) are fixedly arranged on two opposite side walls of the tray body (100), an insertion groove (2134) is arranged at one end of the legs (213) connected with the tray body (100), and the shape and size of the insertion groove (2134) are matched with the shape and size of the end part of the legs (213).

9. A pallet according to any one of claims 3-8, characterized in that a stop for limiting the angle of rotation of the support (220) is provided on the connecting portion (210) or the support (220).

10. A pallet as claimed in claim 9, characterised in that a soft cushion is provided on said support surface.