阅读说明：本技术 抽拉盖式折叠箱 (Drawing cover type folding box ) 是由 傅庆 于 2019-12-09 设计创作，主要内容包括：本发明涉及折叠箱,具体涉及一种抽拉盖式折叠箱,通过将箱体折叠变成平板状态时,结构稳定、平整且能以层叠的方式进行收纳,在有效节约收纳空间的同时,并具备良好的耐压性；通过将箱体折叠变成平板状态时,能具有良好的承重效果；并且变形过程简单,能实现箱体结构状态与平板结构状态的互换折叠状态变化；并且在优选方案中,还能通过多个折叠箱组合,形成箱体联组,使各箱体之间相互形成组合结构,更能进一步形成扩充容纳存储空间的组合折叠结构。(The invention relates to a folding box, in particular to a drawing cover type folding box, which has a stable and flat structure and can be stored in a laminated mode when a box body is folded into a flat plate state, so that the storage space is effectively saved, and the drawing cover type folding box has good pressure resistance; when the box body is folded into a flat plate state, the box body has a good bearing effect; the deformation process is simple, and the change of the box body structure state and the flat plate structure state in an interchangeable folding state can be realized; in a preferred scheme, a plurality of folding boxes can be combined to form a box body group, so that the box bodies mutually form a combined structure, and a combined folding structure for expanding the accommodating storage space can be further formed.)

1. The utility model provides a pull formula lid formula folding box, its by preceding, back, left and right tank wall and case lid, the bottom of the case articulated each other and enclose and close the box that forms an airtight accommodation space, its characterized in that:

the front box wall and the left box wall are hinged with each other through a left front hinge part,

the rear box wall and the left box wall are hinged with each other through a left rear hinge part,

the rear box wall and the right box wall are hinged with each other through a right rear hinge part,

the front box wall and the right box wall are hinged with each other through a right front hinge part,

the box cover can slide in along the rear wall cavity slide rail of the rear box wall and is fixed in the rear wall cavity;

the box bottom and the front box wall are hinged with each other through a lower hinge part, and the box bottom can be folded and fixed into a front box wall cavity of the front box wall along the lower hinge part;

when the front box wall, the rear box wall, the left box wall and the right box wall are in unfolded states along the left front hinge part, the left rear hinge part, the right rear hinge part and the right front hinge part, and when the front box wall, the rear box wall, the left box wall and the right box wall mutually enclose to form a rectangular upper opening and a rectangular lower opening of the box, the box cover slides into a box cover slide way of the front box wall and/or the rear box wall through the side opening on the right box wall and closes the upper opening of the box; meanwhile, the box bottom can be folded along the lower hinge part, and is mutually fixed with the rear and/or left and/or right box walls and seals the lower opening of the box body;

in the flat plate structure state, the front box wall, the rear box wall, the left box wall and the right box wall form a closed state along the left front hinge part, the left box wall, the rear box wall, the right box wall and the left front hinge part, the front box wall and the left box wall are coplanar, meanwhile, the rear box wall and the right box wall are coplanar, a box cover which is slid into and fixed in the cavity of the rear box wall is as thick as the rear box wall and as thick as the right box wall, and a box bottom which is folded into the cavity of the front box wall is as thick as the front box wall and.

2. The pull-lid folding carton of claim 1, wherein: a side opening on the upper edge of the right box wall and box cover slideways of the front and/or rear box walls form a common rail structure; when the box cover covers the upper opening of the box body, the left edge of the box cover pushes against the upper edge of the inner wall surface of the left box wall.

3. A pull-lid folding carton as claimed in claim 2, wherein: the rear wall cavity slide rail is a guide convex strip positioned in the center of the cavity wall of the rear wall cavity, and the box cover is provided with a notch groove in sliding fit with the guide convex strip.

4. The pull-lid folding carton of claim 1, wherein: the lower hinge part is composed of a hinge shaft and a buckle-shaped pin which are matched, and the hinge shaft and the buckle-shaped pin are complementarily arranged on the bottom edge of the inner wall surface of the front box wall and the front edge of the box bottom in butt joint with the bottom edge of the inner wall surface of the front box wall.

5. The pull-lid folding carton as claimed in claim 4, wherein: the upper and lower surfaces of the edge of the box bottom are clamped and fixed by clamping structures arranged at the lower parts of the rear and/or left and/or right box walls, and the clamping structures and/or the box bottom are clamped and fixed/released through elastic acting force.

6. The pull-lid folding carton as claimed in claim 5, wherein: the clamping structure comprises a rigid clamping buckle and an elastic buckle:

the rigid clamping buckles are arranged on the upper and lower surfaces of the left/right edges of the box bottom and are arranged on the lower parts of the left/right box walls, and the box bottom elastically expands towards the rigid clamping buckles and enables the rigid clamping buckles to clamp and fix the upper and lower surfaces of the left/right edges of the box bottom; the bottom of the box is elastically spread outwards towards the rigid clamp buckles, and the left/right edges of the bottom of the box are clamped, fixed and released from fixation by the rigid clamp buckles on the upper surface and the lower surface;

the elastic buckle is arranged at the lower part of the right/left box wall, the elastic buckle is an elastic sheet with a blocking part, the elastic buckle elastically pushes the blocking part to elastically press and fix the right/left edge of the box bottom and prevent the box bottom from moving up and down, and the elastic buckle is overcome to elastically draw the blocking part to release the pressing and fixing of the blocking part to the right/left edge of the box bottom.

7. The pull-cover folding box according to claim 6, wherein: the clamping structure comprises a fastening groove arranged on the bottom edge of the inner wall surface of the rear box wall, the upper groove wall of the fastening groove is in a convex arc surface shape, the lower groove wall is in a horizontal plane shape, the box bottom elastically expands backwards/forwards, and the upper surface and the lower surface of the rear edge of the box bottom are clamped and fixed/released by the fastening groove.

8. A pull-lid folding carton as claimed in any one of claims 1 to 7, characterized in that:

the left front T-shaped connecting piece rotating shaft part and the left rear T-shaped connecting piece rotating shaft part are correspondingly sleeved in the front side edge and the rear side edge of the left box wall in a shaft sleeved mode, and the front side edge and the rear side edge of the left box wall are provided with a left front rotating groove and a left rear rotating groove which are correspondingly used for enabling the left front T-shaped connecting piece inserting shaft part and the left rear T-shaped connecting piece inserting shaft part to rotate; the rotating shaft parts of the right front and right rear T-shaped connecting pieces are correspondingly sleeved in the front and rear side edges of the right box wall in a shaft way, and the front and rear side edges of the right box wall are provided with right front and right rear rotating grooves for the insertion shaft parts of the right front and right rear T-shaped connecting pieces to rotate correspondingly;

the left side edge of the front box wall and the left front T-shaped connecting piece inserting shaft part are mutually fixed to form the left front hinge part; the right side edge of the inner wall surface of the front box wall and the right front T-shaped connecting piece insertion shaft part are mutually fixed to form the right front hinge part; the left side edge of the inner wall surface of the rear box wall and the left rear T-shaped connecting piece inserting shaft part are mutually fixed to form the right rear hinge part; the right side edge of the rear box wall and the right rear T-shaped connecting piece insertion shaft part are mutually fixed to form the left rear hinge part.

9. The pull-lid folding carton of claim 8, wherein: the left front, left rear, right front and right rear T-shaped connecting piece inserting shaft parts are correspondingly fixed with the fixed inserting holes on the left side edge of the front box wall, the left side edge of the inner wall surface of the rear box wall, the right side edge of the inner wall surface of the front box wall and the right side edge of the rear box wall.

10. The pull-lid folding carton of claim 9 wherein: the fixed jacks at the left side edge of the front box wall and the right side edge of the inner wall surface of the front box wall are fixed and expanded to form a front reinforced base part, and the attaching surface of the box bottom and the front box wall is provided with a front reinforced base part accommodating part matched with the front reinforced part; the fixed jack fixed wall at the right side edge of the rear box wall expands outwards to form a rear reinforced base part, and a rear reinforced base part accommodating part matched with the rear reinforced part is arranged on the attaching surface of the box cover and the rear box wall.

11. A pull-lid folding carton as claimed in claim 10, wherein: the front reinforcing base accommodating part is clamped and fixed by a clamping structure arranged at the lower part of the rear and/or left and/or right box wall, and the clamping structure and/or the box bottom are clamped and fixed/released by elastic acting force.

12. The pull-lid folding carton of claim 8, wherein: the edges of the left box wall and the right box wall are in the shape of an outer right-angle edge and an inner round-angle edge; the inner side fillets of the left box wall and the right box wall slide along the contact surfaces of the adjacent front box wall and the adjacent rear box wall in a tangent mode.

13. A pull-lid folding carton as claimed in any one of claims 1 to 8, characterized in that: and laminated plug connectors are arranged on the upper and/or lower edges of the front and/or rear and/or left and/or right box walls, and are used for mutually connecting the two folded boxes in pairs up and down and/or left and right and/or front and back in an overlapped manner.

Technical Field

The invention relates to a folding box, in particular to a drawing cover type folding box.

Background

With the development of the logistics industry and the deep consciousness of the environmental protection concept, the recyclable plastic turnover boxes are increasingly used to replace cartons in the processes of loading, transporting and storing goods. The folding box made of plastics is more and more widely used in the logistics industry as a turnover box, is more suitable for the turnover of the turnover box in a non-use state in midway at different logistics points, and can effectively save the occupied space of a transport vehicle.

At present, plastic folding boxes are available in the market, box walls are hinged and enclosed by hinge parts to form an enclosed wall structure with an upper opening and a lower opening, and the upper opening and the lower opening are correspondingly sealed by a box cover and a box bottom which are separated from each other to form a box body structure; in the non-use state, the enclosing wall is folded along the hinge part to form a plate-shaped structure, and the enclosing wall is generally classified and stacked at the logistics storage point by a box cover, a box bottom and a folded plate-shaped enclosing wall. At the object flow point where the objects flow greatly, the phenomenon of lacking the box cover/box bottom/enclosing wall due to improper storage is easy to occur; and with the arrangement scheme that the box body and the box cover are separated, when the box cover, the box bottom and the folded plate-shaped surrounding wall are folded to the box body state, great inconvenience is also caused.

Disclosure of Invention

The invention aims to provide a drawing cover type folding box, which has a stable and flat structure and can be stored in a stacking mode when a box body is folded into a flat plate state, so that the storage space is effectively saved, and the drawing cover type folding box has good pressure resistance; when the box body is folded into a flat plate state, the box body has a good bearing effect; the deformation process is simple, and the change of the box body structure state and the flat plate structure state in an interchangeable folding state can be realized; in a preferred scheme, a plurality of folding boxes can be combined to form a box body group, so that the box bodies mutually form a combined structure, and a combined folding structure for expanding the accommodating storage space can be further formed.

In order to achieve the purpose, the invention is implemented by adopting the following technical means:

the utility model provides a pull formula lid formula folding box, its by preceding, back, left and right tank wall and case lid, the bottom of the case articulated each other and enclose and close the box that forms an airtight accommodation space, its characterized in that:

the front box wall and the left box wall are hinged with each other through a left front hinge part,

the rear box wall and the left box wall are hinged with each other through a left rear hinge part,

the rear box wall and the right box wall are hinged with each other through a right rear hinge part,

the front box wall and the right box wall are hinged with each other through a right front hinge part,

the box cover can slide in along the rear wall cavity slide rail of the rear box wall and is fixed in the rear wall cavity;

the box bottom and the front box wall are hinged with each other through a lower hinge part, and the box bottom can be folded and fixed into a front box wall cavity of the front box wall along the lower hinge part;

when the front box wall, the rear box wall, the left box wall and the right box wall are in unfolded states along the left front hinge part, the left rear hinge part, the right rear hinge part and the right front hinge part, and when the front box wall, the rear box wall, the left box wall and the right box wall mutually enclose to form a rectangular upper opening and a rectangular lower opening of the box, the box cover slides into a box cover slide way of the front box wall and/or the rear box wall through the side opening on the right box wall and closes the upper opening of the box; meanwhile, the box bottom can be folded along the lower hinge part, and is mutually fixed with the rear and/or left and/or right box walls and seals the lower opening of the box body;

in the flat plate structure state, the front box wall, the rear box wall, the left box wall and the right box wall form a closed state along the left front hinge part, the left box wall, the rear box wall, the right box wall and the left front hinge part, the front box wall and the left box wall are coplanar, meanwhile, the rear box wall and the right box wall are coplanar, a box cover which is slid into and fixed in the cavity of the rear box wall is as thick as the rear box wall and as thick as the right box wall, and a box bottom which is folded into the cavity of the front box wall is as thick as the front box wall and.

Furthermore, a side opening on the upper edge of the right box wall and box cover slideways of the front and/or rear box walls form a common rail structure; when the box cover covers the upper opening of the box body, the left edge of the box cover pushes against the upper edge of the inner wall surface of the left box wall.

Furthermore, the rear wall cavity slide rail is a guide convex strip positioned in the center of the rear wall cavity wall, and the box cover is provided with a notch groove in sliding fit with the guide convex strip.

Furthermore, the lower hinge part consists of a hinge shaft and a buckle-shaped pin which are matched, and the hinge shaft and the buckle-shaped pin are complementarily arranged on the bottom edge of the inner wall surface of the front box wall and the front edge of the box bottom in butt joint with the bottom edge of the inner wall surface of the front box wall.

Furthermore, the upper surface and the lower surface of the edge of the box bottom are clamped and fixed by clamping structures arranged at the lower parts of the rear and/or left and/or right box walls, and the clamping structures and/or the box bottom are clamped and fixed/released by elastic acting force.

Still further, the clamping structure comprises a rigid clamp and an elastic buckle:

the rigid clamping buckles are arranged on the upper and lower surfaces of the left/right edges of the box bottom and are arranged on the lower parts of the left/right box walls, and the box bottom elastically expands towards the rigid clamping buckles and enables the rigid clamping buckles to clamp and fix the upper and lower surfaces of the left/right edges of the box bottom; the bottom of the box is elastically spread outwards towards the rigid clamp buckles, and the left/right edges of the bottom of the box are clamped, fixed and released from fixation by the rigid clamp buckles on the upper surface and the lower surface;

the elastic buckle is arranged at the lower part of the right/left box wall, the elastic buckle is an elastic sheet with a blocking part, the elastic buckle elastically pushes the blocking part to elastically press and fix the right/left edge of the box bottom and prevent the box bottom from moving up and down, and the elastic buckle is overcome to elastically draw the blocking part to release the pressing and fixing of the blocking part to the right/left edge of the box bottom.

Furthermore, the clamping structure comprises a fastening groove arranged on the bottom edge of the inner wall surface of the rear box wall, the upper groove wall of the fastening groove is in a convex arc surface shape, and the lower groove wall is in a horizontal plane shape, so that the box bottom elastically expands backwards/forwards and the rear edge of the box bottom is clamped and fixed/released with the fastening groove.

As an effective setting scheme:

the left front T-shaped connecting piece rotating shaft part and the left rear T-shaped connecting piece rotating shaft part are correspondingly sleeved in the front side edge and the rear side edge of the left box wall in a shaft sleeved mode, and the front side edge and the rear side edge of the left box wall are provided with a left front rotating groove and a left rear rotating groove which are correspondingly used for enabling the left front T-shaped connecting piece inserting shaft part and the left rear T-shaped connecting piece inserting shaft part to rotate; the rotating shaft parts of the right front and right rear T-shaped connecting pieces are correspondingly sleeved in the front and rear side edges of the right box wall in a shaft way, and the front and rear side edges of the right box wall are provided with right front and right rear rotating grooves for the insertion shaft parts of the right front and right rear T-shaped connecting pieces to rotate correspondingly;

the left side edge of the front box wall and the left front T-shaped connecting piece inserting shaft part are mutually fixed to form the left front hinge part; the right side edge of the inner wall surface of the front box wall and the right front T-shaped connecting piece insertion shaft part are mutually fixed to form the right front hinge part; the left side edge of the inner wall surface of the rear box wall and the left rear T-shaped connecting piece inserting shaft part are mutually fixed to form the right rear hinge part; the right side edge of the rear box wall and the right rear T-shaped connecting piece insertion shaft part are mutually fixed to form the left rear hinge part.

Furthermore, the left front, left rear, right front and right rear T-shaped connecting piece inserting shaft parts are correspondingly fixed with the fixed inserting holes at the left side edge of the front box wall, the left side edge of the inner wall surface of the rear box wall, the right side edge of the inner wall surface of the front box wall and the right side edge of the rear box wall, and compared with the scheme that the T-shaped connecting piece inserting shaft parts and the corresponding adjacent box walls are directly fixed and processed in an integrated mode, the T-shaped connecting piece inserting shaft parts can be more convenient to produce and install; of course, the T-shaped connecting piece insertion shaft part and the corresponding fixing insertion hole can be mutually inserted and then integrated solidification processing modes such as hot melting, gluing and ultrasonic wave matching are carried out, and the mutual fixing of the T-shaped connecting piece insertion shaft part and the corresponding fixing insertion hole is completed.

Furthermore, the fixed jacks at the left side edge of the front box wall and at the right side edge of the inner wall surface of the front box wall are fixed to form a front reinforced base part in an outward expansion mode, and a front reinforced base part accommodating part matched with the front reinforced part is arranged on the surface, which is attached to the box bottom and the front box wall, of the box bottom; the fixed jack fixed wall at the right side edge of the rear box wall expands outwards to form a rear reinforced base part, and a rear reinforced base part accommodating part matched with the rear reinforced part is arranged on the attaching surface of the box cover and the rear box wall.

Still further, the front reinforcing base accommodating part is clamped and fixed by a clamping structure arranged at the lower part of the rear and/or left and/or right box wall, and the clamping structure and/or the box bottom are clamped and fixed/released by elastic acting force.

Furthermore, the side edges of the left box wall and the right box wall are in the shape of an outer right-angle edge and an inner round-angle edge; the inner side fillets of the left box wall and the right box wall slide along the contact surfaces of the adjacent front box wall and the adjacent rear box wall in a tangent mode.

As an effective arrangement scheme, the upper edge and/or the lower edge of the front and/or rear and/or left and/or right box wall is/are provided with laminated plug connectors, and the laminated plug connectors are used for mutually connecting two folded boxes in pairs in an up-and-down and/or left-and-right and/or front-and-back overlapped manner.

The invention has at least the following advantages:

1. the invention can complete the forming of the box body through simple folding action, and the box cover is inserted and closed to close the upper opening of the box body; the box cover is drawn out and inserted into the rear box wall cavity of the rear box wall, and the folding box bottom and the front box wall cavity form a flat plate convenient to store, so that the box cover and the box bottom do not need to be separated from the folded plate-shaped enclosing wall for storage; the folding-inserting-closing action in the change process is simple to operate, and when the box body is folded into a box body structure state and a flat plate structure state, a stable structure state can be correspondingly formed;

2. the box bottom can be fixed by the clamping structure through reasonably arranging the clamping structure, so that the bearing effect of the box body can be improved, the integral stability of the box body can be maintained in the processes of bearing and storing the contents, the box body is more suitable for storing the contents with higher weight, the elastic acting force generated by the toughness and the elasticity of the plastic material is utilized, the folding deformation process is not hindered, and the clamping structure can be ensured to have a stable fixing effect on the box bottom;

3. the stacked plug connectors are arranged to combine the plurality of box bodies, so that each box body can form a stable box body combination, a stable structure can be formed during transportation, and relative collision of the box bodies in the transportation process is avoided; and through the upper and lower range upon range of combination of folding case with range upon range of plug connector to form the combination box of intercommunication with a plurality of folding cases of composite state, can make the inner space obtain effectual expansion, be more convenient for the great, the placing that is the form of rectangular shape content.

Drawings

FIG. 1 is a schematic illustration of the various components of the present invention in a separated state;

FIG. 2 is a schematic view showing the combination of the left box wall, the front box wall and the box bottom of the present invention;

FIG. 3 is a schematic view showing the combination of the right box wall, the rear box wall and the box cover of the present invention;

FIG. 4 is a schematic view of the box cover inserting process in the box structure state of the present invention;

FIG. 5 is a schematic view of the flat plate structure of the present invention;

FIG. 6 is an enlarged schematic view of the elastic clasp of the present invention;

fig. 7 is a schematic view showing a state where a plurality of folding boxes of the present invention are assembled.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "on," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

It should be noted that the terms of orientation such as left, right, up, down, front and back, etc. in the embodiments of the present invention are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.