CN220221551U

CN220221551U - Inside anti-extrusion structure of plastic packaging box

Info

Publication number: CN220221551U
Application number: CN202321112796.0U
Authority: CN
Inventors: 刘兴龙; 姚国宾
Original assignee: Jinhua Chunjing New Materials Technology Co ltd
Current assignee: Jinhua Chunjing New Materials Technology Co ltd
Priority date: 2023-05-10
Filing date: 2023-05-10
Publication date: 2023-12-22
Anticipated expiration: 2033-05-10

Abstract

The utility model relates to the technical field of packaging boxes, and discloses an internal anti-extrusion structure of a plastic packaging box, which comprises a first fixing frame, a second fixing frame and a third fixing frame, wherein mounting plates are fixed at four corners of the surface of the first fixing frame, a sliding shell is hinged to the top of each mounting plate, and a supporting frame is fixed in the first fixing frame; according to the utility model, the first fixing frame, the second fixing frame and the third fixing frame are folded and stored, so that the volume of the first fixing frame, the second fixing frame and the third fixing frame can be reduced when the packaging box is not used, the packaging box is convenient to transport, occupies a small space, can be unfolded and supported when the packaging box is used, so that the extrusion resistance of the packaging box is improved, meanwhile, the packaging box can be directly placed into the packaging box, the mounting and the dismounting are simple, the dismounting is simple and convenient, the weight of an empty packaging box is reduced, and the problems that the existing structure is inconvenient to detach and can not be folded and stored when the packaging box is used are solved.

Description

Inside anti-extrusion structure of plastic packaging box

Technical Field

The utility model relates to the technical field of packaging boxes, in particular to an internal anti-extrusion structure of a plastic packaging box.

Background

When the prior packing box is used for packing important or fragile objects, the strength and the extrusion resistance of the prior packing box need to be improved, but the compression resistance of the prior packing box is poor, the preservation effect of the important or fragile objects is poor, and the supporting structure needs to be used in the packing box to improve the compression resistance of the packing box.

Through searching, for example, chinese patent literature discloses a packing box structure of compressive extrusion [ application number: CN202221305241.3; publication No.: CN218173128U ]. This kind of packing box structure of anti-extrusion, including the packing box shell, support compression mechanism is all installed to packing box shell's top and bottom, two support compression mechanism is keeping away from packing box shell's one end fixedly connected with packing box epitheca and packing box drain pan respectively, a plurality of side compression mechanism are installed to packing box shell's inner wall, a plurality of the first spacing mount of the equal fixedly connected with in top of side compression mechanism inner wall, a plurality of the equal fixedly connected with second spacing mount of bottom of side compression mechanism inner wall, a plurality of equal fixedly connected with L type bracing piece between the spacing mount of first spacing mount and the second.

The structure disclosed in this patent only can support the packing box when using, but when not using, bearing structure dismantles comparatively loaded down with trivial details, not only leads to bearing structure to dismantle comparatively troublesome, can't fold self structure moreover, when empty packing box transports, still can occupy more space, not enough convenient when leading to the transportation, not only the space that occupies is great, and the quantity of transportation is less moreover, leads to the efficiency reduction at the empty packing box of transportation.

Disclosure of Invention

The utility model aims to provide an internal anti-extrusion structure of a plastic packaging box, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an inside anti extrusion structure of plastic packaging box, includes first mount, second mount and third mount, four angles on the surface of first mount all are fixed with the mounting panel, the top of mounting panel articulates there is the slip shell, the inside of first mount is fixed with the support frame, the bottom of second mount and third mount all articulates there is the connecting rod, the other end of connecting rod is fixed with the slider, the spout has all been seted up at the top of first mount and second mount, the inside of third mount is provided with coupling mechanism, four angles of second mount and third mount all are provided with stop gear.

Preferably, the connecting mechanism comprises a first mounting rod, a fixed disc is fixed at one end of the bottom of the first mounting rod, a second mounting rod is hinged to the inner cavity of the third fixing frame, and the second mounting rod is matched with the fixed disc for use.

Preferably, the limiting mechanism comprises a limiting groove, a compression spring is fixed in an inner cavity of the limiting groove, a limiting rod is fixed at the other end of the compression spring, and the surface of the limiting rod is in sliding connection with the inner wall of the limiting groove.

Preferably, a groove is formed in the sliding shell, and the groove is matched with the limiting rod for use.

Preferably, one end of the inner cavity of the sliding groove is fixedly provided with a magnet anode, the sliding block is made of iron, and the sliding block is matched with the magnet anode for use.

Preferably, the shape of the chute is T-shaped, and the surface of the sliding block is in sliding connection with the inner wall of the chute.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the first fixing frame, the second fixing frame and the third fixing frame are folded and stored, so that the volume of the first fixing frame, the second fixing frame and the third fixing frame can be reduced when the packaging box is not used, the packaging box is convenient to transport, occupies a small space, can be unfolded and supported when the packaging box is used, so that the extrusion resistance of the packaging box is improved, meanwhile, the packaging box can be directly placed into the packaging box, the mounting and the dismounting are simple, the dismounting is simple and convenient, the weight of an empty packaging box is reduced, and the problems that the existing structure is inconvenient to detach and can not be folded and stored when the packaging box is used are solved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a partial perspective cross-sectional structure in the present utility model;

FIG. 3 is a schematic view of a partial perspective structure in the present utility model;

FIG. 4 is a schematic view of a partial perspective cross-sectional structure in the present utility model;

FIG. 5 is a schematic view of a folded three-dimensional structure according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;

fig. 7 is an enlarged schematic view of the structure of fig. 2B according to the present utility model.

In the figure: 1. a first fixing frame; 2. the second fixing frame; 3. a third fixing frame; 4. a mounting plate; 5. a sliding housing; 6. a support frame; 7. a connecting rod; 8. a chute; 9. a slide block; 10. a connecting mechanism; 101. a first mounting bar; 102. a fixed plate; 103. a second mounting bar; 11. a limiting mechanism; 111. a limit groove; 112. a compression spring; 113. a limit rod; 12. a groove; 13. and a magnet positive electrode.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-7, an internal extrusion-resistant structure of a plastic packaging box comprises a first fixing frame 1, a second fixing frame 2 and a third fixing frame 3, wherein the four corners of the surface of the first fixing frame 1 are respectively fixed with a mounting plate 4, the top of the mounting plate 4 is hinged with a sliding shell 5, a supporting frame 6 is fixed in the first fixing frame 1, the bottoms of the second fixing frame 2 and the third fixing frame 3 are respectively hinged with a connecting rod 7, the other ends of the connecting rods 7 are respectively fixed with a sliding block 9, sliding grooves 8 are respectively formed in the tops of the first fixing frame 1 and the second fixing frame 2, a connecting mechanism 10 is arranged in the third fixing frame 3, the four corners of the second fixing frame 2 and the third fixing frame 3 are respectively provided with a limiting mechanism 11, the structure can reduce the volume of the first fixing frame 1, the second fixing frame 2 and the third fixing frame 3 when not in use, the structure is convenient to transport the first fixing frame, occupies a small space, and can be unfolded and supported when in use, so that extrusion-resistant performance of the packaging box can be improved, meanwhile, the structure can be directly placed into the packaging box, the structure is easy to install and detach, and the structure can be detached, and the empty and the structure can be conveniently detached.

The coupling mechanism 10 includes first installation pole 101, and the one end of first installation pole 101 bottom is fixed with fixed disk 102, and the inner chamber of third mount 3 articulates there is second installation pole 103, and second installation pole 103 and fixed disk 102 cooperation are used, in this embodiment, through the setting of first installation pole 101, fixed disk 102 and second installation pole 103, can make it blocked by fixed disk 102 when needs support the packing box, thereby supports the top of packing box, increases the extrusion resistance of packing box.

The stop gear 11 includes spacing groove 111, and the inner chamber of spacing groove 111 is fixed with compression spring 112, and compression spring 112's the other end is fixed with gag lever post 113, and gag lever post 113's surface and the inner wall sliding connection of spacing groove 111, in this embodiment, through the setting of spacing groove 111, compression spring 112 and gag lever post 113, can extrude sliding shell 5 under compression spring 112's effect, and then make second mount 2 and third mount 3 can be stable, can not remove easily.

The inside of sliding shell 5 has offered recess 12, and recess 12 and gag lever post 113 cooperation use, in this embodiment, through the setting of recess 12, can make the inside of gag lever post 113 embedding recess 12, fix it, make second mount 2 and third mount 3 can fix in same place for a long time, increase the stability of second mount 2 and third mount 3.

The one end of spout 8 inner chamber is fixed with magnet positive pole 13, and the material of slider 9 is iron, and slider 9 and magnet positive pole 13 cooperation use, in this embodiment, through the setting of magnet positive pole 13, can make it interconnect under the effect of slider 9 and magnet positive pole 13 self material, avoid when supporting second mount 2 and third mount 3, spout 8 is unstable enough and influence the supporting effect of connecting rod 7.

The shape of spout 8 is T shape, and the surface of slider 9 and the inner wall sliding connection of spout 8, in this embodiment, through this kind of setting, slider 9 can not break away from the inside of spout 8 easily, avoids breaking away from the inside of spout 8 and influencing the supporting effect of connecting rod 7 when removing slider 9.

Working principle: firstly, when the structure is folded, the sliding shell 5 is rotated, then the second fixing frame 2 is pulled, the second fixing frame 2 drives the top part to move, meanwhile, the second fixing frame 2 drives the connecting rod 7 to move, then the connecting rod 7 drives the sliding block 9 to slide on the inner wall of the sliding groove 8, then the connecting rod 7 gradually rises in the moving process, when the sliding block 9 moves to the magnet positive pole 13, the magnet positive pole 13 and the sliding block 9 are mutually limited under the action of self materials, meanwhile, the limiting rod 113 is extruded under the action of the compression spring 112, so that the limiting rod 113 can be embedded into the groove 12, the second fixing frame 2 can be fixed in the sliding shell 5 under the double fixation of the groove 12 and the magnet positive pole 13, meanwhile, the third fixing frame 3 is pulled to fix the third fixing frame 3 under the same effect, then the articles to be stored are placed in the plastic packaging box, after the placing is finished, the first mounting rod 101 is rotated, then the first mounting rod 101 drives the fixing disc 102 to move, meanwhile, the second mounting rod 103 is rotated, the fixing disc 102 is mutually limited under the action of the material of the magnet positive pole 13, and the second mounting rod 103 is simultaneously attached to the second mounting rod 103, and the second fixing frame 2 and the first fixing frame 2 and the second fixing frame 101 can be attached to the first fixing frame 2 and the second fixing frame 101.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an inside anti extrusion structure of plastic packaging case, includes first mount (1), second mount (2) and third mount (3), its characterized in that: four angles on the surface of first mount (1) all are fixed with mounting panel (4), the top of mounting panel (4) articulates there is sliding shell (5), the inside of first mount (1) is fixed with support frame (6), the bottom of second mount (2) and third mount (3) all articulates there is connecting rod (7), the other end of connecting rod (7) is fixed with slider (9), spout (8) have all been seted up at the top of first mount (1) and second mount (2), the inside of third mount (3) is provided with coupling mechanism (10), four angles of second mount (2) and third mount (3) all are provided with stop gear (11).

2. An internal extrusion resistant structure of a plastic packaging box as set forth in claim 1, wherein: the connecting mechanism (10) comprises a first mounting rod (101), one end of the bottom of the first mounting rod (101) is fixed with a fixed disc (102), the inner cavity of the third fixing frame (3) is hinged with a second mounting rod (103), and the second mounting rod (103) is matched with the fixed disc (102).

3. An internal extrusion resistant structure of a plastic packaging box as set forth in claim 1, wherein: the limiting mechanism (11) comprises a limiting groove (111), a compression spring (112) is fixed in the inner cavity of the limiting groove (111), a limiting rod (113) is fixed at the other end of the compression spring (112), and the surface of the limiting rod (113) is in sliding connection with the inner wall of the limiting groove (111).

4. An internal extrusion resistant structure of a plastic packaging box as set forth in claim 1, wherein: the sliding shell (5) is internally provided with a groove (12), and the groove (12) is matched with the limiting rod (113).

5. An internal extrusion resistant structure of a plastic packaging box as set forth in claim 1, wherein: one end of the inner cavity of the sliding groove (8) is fixedly provided with a magnet anode (13), the sliding block (9) is made of iron, and the sliding block (9) is matched with the magnet anode (13).

6. An internal extrusion resistant structure of a plastic packaging box as set forth in claim 1, wherein: the shape of the sliding groove (8) is T-shaped, and the surface of the sliding block (9) is in sliding connection with the inner wall of the sliding groove (8).