CN218617713U

CN218617713U - Telescopic tray

Info

Publication number: CN218617713U
Application number: CN202223322667.2U
Authority: CN
Inventors: 谢沁伶; 周游; 王桂宇; 谢家贵
Original assignee: Southwest Jiaotong University Hope College
Current assignee: Southwest Jiaotong University Hope College
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-03-14
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses a telescopic tray, which comprises a plurality of telescopic plates, wherein one of two adjacent telescopic plates is obtained by rotating the other telescopic plate for 180 degrees, and the adjacent telescopic plates are detachably connected; the expansion plate comprises a U-shaped plate and a T-shaped plate, the outer side wall of the vertical section of the T-shaped plate and the inner side walls of the two vertical sections of the U-shaped plate are horizontally provided with slide rails, and slide blocks are respectively arranged on the vertical section of the T-shaped plate and the vertical section of the U-shaped plate and between the two slide rails which are arranged oppositely. The plurality of limiting grooves are formed in the sliding rail, the limiting blocks matched with the limiting grooves are arranged on the sliding block, and the tray can be telescopically adjusted into a plurality of sizes according to different numbers of the limiting grooves and the arranged interval change, so that the adjustable flexibility of the tray is improved; therefore, the circulation range of the tray is greatly improved.

Description

Telescopic tray

Technical Field

The utility model relates to a commodity circulation transportation technical field especially relates to a scalable tray.

Background

The pallet has an important linking function, wide applicability and a link property with a high lifting weight, and is positioned at the center in the efficiency of each logistics link such as loading, unloading, carrying, storage, transportation and packaging, so that the specification and the size of the pallet are the core of the packaging size, the compartment size and the packaging unit size. In a certain sense, the standardization of the tray is not only the premise of tray leasing, tray circulation and recycling, but also the determination factor of mechanization and automation of loading, unloading, transporting and storing operations, and the unification of the specification and the size of the tray and the serialization standards of related facilities, equipment, devices, tools and the like based on the tray are not available, so that the rationalization of local logistics can be realized only, and the rationalization of the whole logistics is difficult to achieve.

At present, the logistics pallet market in China has the problems that the pallet size is single and can not be changed flexibly, the circulation area is narrow due to the fact that various specifications are not unified, the recovery channel is not smooth, and the like.

Disclosure of Invention

To solve the above problems, an object of the present invention is to provide a retractable tray to solve the technical problem that the size of the tray is single and cannot be flexibly changed.

The utility model discloses a following technical scheme realizes:

a telescopic tray comprises a plurality of telescopic plates, wherein one of two adjacent telescopic plates is obtained by rotating the other telescopic plate by 180 degrees, and the adjacent telescopic plates are detachably connected; the expansion plate comprises a U-shaped plate and a T-shaped plate, the outer side wall of the vertical section of the T-shaped plate and the inner side walls of the two vertical sections of the U-shaped plate are horizontally provided with slide rails, and slide blocks are respectively arranged on the vertical section of the T-shaped plate and the vertical section of the U-shaped plate and between the two slide rails which are arranged oppositely.

Furthermore, the vertical section of the slide rail is U-shaped, and a plurality of limiting grooves are also formed in the slide rail; be provided with the torsional spring on the slider two expansion ends of torsional spring be provided with spacing recess matched with stopper. The tray can be telescopically adjusted into a plurality of sizes; when the transport means with different sizes are adopted, the stretching is carried out to the corresponding size, and the application range is wide.

Furthermore, a sliding groove is formed in the upper end face of the horizontal section of the U-shaped plate and/or the horizontal section of the T-shaped plate positioned on the outer side, and a sliding groove is formed in the upper end face of the vertical section of the U-shaped plate and/or the T-shaped plate positioned on the inner side; the extending direction of the sliding groove is parallel to the extending direction of the vertical section of the T-shaped plate, and a ball is arranged in the sliding groove. The tray can be stretched horizontally and vertically when being stacked up and down, and the application range of the tray is further widened.

Furthermore, the U-shaped plate or the T-shaped plate positioned on the outer side is provided with a threaded hole penetrating through the plate body, and a matched screw is arranged in the threaded hole.

Furthermore, the bottom end face of the expansion plate is also provided with a plurality of supporting seats. Preferably, the height of supporting seat can be 100mm, satisfies fork truck's fork and transports height, can effectively improve fork truck's work efficiency.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model arranges the slide rail on the side of the connecting part on the expansion plate, so that the pallet can keep the surface of the pallet even in a stretching state, and the pallet is more stable when loading and unloading goods;

2. the utility model is provided with a plurality of limiting grooves, the sliding block is provided with a torsional spring, two movable ends of the torsional spring are provided with limiting blocks matched with the limiting grooves, and the tray can be telescopically adjusted into a plurality of sizes; when the transport means with different sizes are adopted, the stretching is carried out to the corresponding size, and the application range is wide.

3. The utility model discloses still through pressing two scalable trays according to mutually perpendicular's direction superpose, this structural style makes the tray can realize the flexible of level and two vertical directions, has further improved the application scope of tray.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic structural view of example 2;

FIG. 3 is a cross-sectional view of the chute;

fig. 4 is a schematic structural view of the expansion plate.

The reference numbers denote: the device comprises a telescopic plate 1, a T-shaped plate 2, a U-shaped plate 3, a sliding rail 4, a limiting groove 41, a sliding block 5, a torsion spring 51, a limiting block 52, a sliding groove 6, a ball 7, a threaded hole 8 and a supporting seat 9.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention. It should be noted that the present invention is already in practical development and use stage.

The present invention will be described in further detail with reference to examples.

Example 1

The embodiment provides a telescopic tray, which comprises a plurality of telescopic plates 1, wherein one telescopic plate 1 in two adjacent telescopic plates 1 is obtained by rotating the other telescopic plate by 180 degrees, and the adjacent telescopic plates 1 are detachably connected; the expansion plate 1 includes U template 3 and T template 2, the lateral wall of 2 vertical sections of T template with the equal level of inside wall of 3 two vertical sections of U template is provided with slide rail 4, is located respectively and is equipped with slider 5 between two slide rails 4 that just set up relatively on 2 vertical sections of T template and 3 vertical sections of U template. The detachable connecting structure can enable one expansion plate 1 to be more conveniently replaced when damaged. As shown in fig. 1, preferably, the number of the expansion plates 1 is four, and the expansion plates 1 arranged side by side are arranged at intervals (that is, one expansion plate 1 of two adjacent expansion plates 1 is rotated by 180 ° another one), so that the tray is stressed more evenly. In the prior art, most of retractable trays can only be stretched and adjusted to one size, namely, only one of two sizes can be selected for use, either the original fixed size of the tray is used or the stretched size of the tray is used. A prior art with application number 202221483361.2 provides a telescopic tray, the utility model is characterized in that a mother disc and a son disc are arranged, the mother disc and the son disc are in sliding connection to realize the telescopic function of the tray, if the using area of the tray needs to be further increased, the son discs can be symmetrically arranged at the two ends of the mother disc to meet the using requirement; however, the solution still only can solve the problem that the tray can be used in one of three sizes, and the limitation is still large. Particularly, the current logistics industry is rapidly developed, many goods in China need to be sent to foreign countries, and under the condition that the standard sizes of the trays circulating in various countries are not uniform, the existing telescopic trays still cannot meet the problem of sharing the trays in different use scenes, for example, the standard sizes of European trays are 1200mm multiplied by 1000mm and 1200mm multiplied by 800mm, the standard sizes of Japanese and Korean trays are 1100mm multiplied by 1100mm, and the standard size of American trays is 1219mm multiplied by 1016mm … ….

It should be noted that, in this embodiment, the transverse cross section of the slide rail 4 is U-shaped, the slide rail 4 is further provided with a plurality of limiting grooves 41, the slider 5 is provided with a torsion spring 51, and two movable ends of the torsion spring 51 are provided with limiting blocks 52 matched with the limiting grooves 41. As shown in fig. 3, in the using process, when the expansion plate 1 is pulled, the sliding rails 4 on both sides of the sliding block 5 have inward extrusion force on the limiting block 52, and the limiting block 52 is triangular, so that the limiting block 52 has a tendency of moving inward when being extruded inward; meanwhile, the limiting blocks 52 are arranged at the two movable ends of the torsion spring 51, so that the limiting blocks 52 can contract inwards to enable the sliding block 5 to realize a displacement function in the sliding rail 4; when the position is moved to the next limiting groove 41, the limiting block 52 is outwards expanded and clamped in the limiting groove 41 because the movable end of the torsion spring 51 has resilience; according to the different quantity and the change of the arranged spacing of the limiting grooves 41, the tray can be telescopically adjusted into a plurality of sizes, so that the adjustable flexibility of the tray is improved; therefore, the utility model provides a very big improvement of scalable tray circulation scope.

Furthermore, a plurality of supporting seats 9 are further arranged on the end face of the bottom of the expansion plate 1. As shown in the figure, the supporting seats 9 are all arranged on the bottom end face of the outer telescopic plate 1, and the vertical section and the horizontal section of the T-shaped plate 2 are respectively provided with one supporting seat 9,U and the horizontal section of the plate 3 is provided with one supporting seat 9, so that the overall stability of the telescopic tray can be further improved. Preferably, the height of supporting seat 9 is 100mm, just satisfies fork truck's fork and transports height, can effectively improve fork truck's work efficiency.

Example 2

As shown in fig. 2, on the basis of embodiment 1, in this embodiment, a sliding groove 6 is arranged on the upper end surface of the horizontal section of the U-shaped plate 3 or the T-shaped plate 2 located at the outer side, and a sliding groove 6 is arranged on the upper end surface of the vertical section of the U-shaped plate 3 or the T-shaped plate 2 located at the inner side; the extending direction of the sliding groove 6 is parallel to the extending direction of the vertical section of the U-shaped plate 3 or the T-shaped plate 2, and a ball 7 is arranged in the sliding groove 6. During the use, can superpose about two scalable trays, the scalable tray that is located the top overturns 180 and buckles on the scalable tray of below, slides through ball 7, makes the tray can realize the flexible of level and vertical two directions, has further improved the application scope of tray.

According to relevant documents, the shortest side of the standard size of the tray in the world is not lower than 800mm, so that the basic size of the retractable tray in the embodiment is selected to be 800mm × 800mm, and the use requirements of all places can be better met.

Furthermore, the U-shaped plate 3 or the T-shaped plate 2 positioned at the outer side is provided with a threaded hole 8 penetrating through the plate body, and a matched screw is arranged in the threaded hole 8. When the two telescopic trays are superposed up and down, the two telescopic trays are fixed by screws. The two telescopic trays can be superposed to realize the extension and retraction in the horizontal direction and the vertical direction, so that the circulation range of the trays is improved, the bearing capacity of the trays can be improved, and the trays are more balanced and stable.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A retractable tray, comprising: the telescopic plate comprises a plurality of telescopic plates (1), wherein one telescopic plate (1) of two adjacent telescopic plates (1) is obtained by rotating the other telescopic plate for 180 degrees, and the adjacent telescopic plates (1) are detachably connected; expansion plate (1) includes U template (3) and T template (2), the lateral wall of T template (2) vertical section with the equal level of inside wall of two vertical sections of U template (3) is provided with slide rail (4), is located respectively on T template (2) vertical section and the U template (3) vertical section and is equipped with slider (5) between two slide rail (4) that set up relatively.

2. A retractable tray, according to claim 1, wherein: the vertical section of the sliding rail (4) is U-shaped, and a plurality of limiting grooves (41) are further formed in the sliding rail (4); a torsion spring (51) is arranged on the sliding block (5), and two movable ends of the torsion spring (51) are provided with limiting blocks (52) matched with the limiting grooves (41).

3. A retractable tray, according to claim 1, wherein: the horizontal section of the U-shaped plate (3) and/or the horizontal section upper end face of the T-shaped plate (2) which are positioned at the outer side are/is provided with a sliding groove (6), the vertical section upper end face of the U-shaped plate (3) and/or the T-shaped plate (2) which are positioned at the inner side is provided with a sliding groove (6), and balls (7) are arranged in the sliding groove (6).

4. A retractable tray, according to claim 3, wherein: the U-shaped plate (3) or the T-shaped plate (2) positioned on the outer side is provided with a threaded hole (8) through the plate body, and a matched screw is arranged in the threaded hole (8).

5. A retractable tray as claimed in claim 1 or 2, wherein: the end face of the bottom of the expansion plate (1) is also provided with a plurality of supporting seats (9).