Inserting fastener structure with local load bearing function for polygonal packaging carton

Abstract

The utility model belongs to the field of packaging paper boxes, and particularly relates to an inserting fastener structure for local load bearing of a polygonal packaging paper box, which comprises a box body. Bevel edge plates are arranged at the four corners of the top side in the box body, the two ends of each bevel edge plate are connected with inserting plates, and the inserting plates are inserted into clamping boxes on the inner side wall of the box body; the bottom of the box body is provided with a bottom plate, the top of the bottom plate is provided with first X-shaped slots which are distributed in a crossed manner, two reinforcing plates which are crossed in an X-shaped manner are embedded in the first X-shaped slots, the tops of the reinforcing plates are provided with hanging plates, and the surfaces of the hanging plates are provided with second X-shaped slots which are connected with the reinforcing plates in an inserted manner; through the insertion structure design of the bevel edge plates, the insertion plates and the clamping boxes at the four corners of the top side of the box body, the triangular supporting function is achieved, the problem that the corners of a traditional polygonal packaging box are low in pressure resistance is solved, the bevel edge plates are rigidly connected with the clamping boxes through the insertion plates to form a local triangular stable structure, external pressure is dispersed, and the packaging effect is improved. And internal article damage caused by corner compression deformation is prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing carton field, concretely is a kind of polygon packing carton partial load's insert buckle structure. BACKGROUND

[0002] Polygon packing box refers to the packing box with polygonal structure, which is characterized by stable structure and aesthetic appearance. Polygon packing box usually adopts polygonal design. This shape is not only visually attractive, but also very stable in structure, suitable for holding and using.

[0003] In the prior art, the connection between the edge plates of the polygonal packing box has low compression resistance, which leads to deformation when receiving external pressure, and thus causes damage to the internal objects. At the same time, the bottom support of the box body is low, and the objects partially fall off from the bottom of the box body, affecting the stability of loading. Therefore, a polygon packing carton partial load's insert buckle structure is proposed to solve the above problems. UTILITY MODEL CONTENT

[0004] To make up for the shortcomings of the prior art, the polygonal packing box has low compression resistance at the connection between the edge plates, which leads to deformation when receiving external pressure, and thus causes damage to the internal objects. At the same time, the bottom support of the box body is low, and the objects partially fall off from the bottom of the box body, affecting the stability of loading. Therefore, a polygon packing carton partial load's insert buckle structure is proposed to solve the above problems.

[0005] The utility model solves the technical problems by adopting the following technical scheme: a polygon packing carton partial load's insert buckle structure, comprising a box body; a beveled edge plate is arranged at the top side of the inside of the box body; the two ends of the beveled edge plate are connected to an insert plate; the insert plate is inserted into the card box inside the inside wall of the box body; a bottom plate is arranged at the bottom of the box body; a first X-shaped insert slot is formed at the top of the bottom plate; two X-shaped reinforcing plates are embedded in the first X-shaped insert slot; a hanging plate is arranged at the top of the reinforcing plate; a second X-shaped insert slot is formed on the surface of the hanging plate and is inserted with the reinforcing plate; an A limiting slot is formed at the top of one of the reinforcing plates; and a B limiting slot is formed at the bottom of the other reinforcing plate and is connected with the A limiting slot.

[0006] Preferably, the beveled edge plate and the top side inner wall of the box body form a triangular support structure, the inner wall of the card box is symmetrically provided with a limiting boss, and the end of the insert plate is provided with a limiting hole matched with the limiting boss.

[0007] Preferably, the two reinforcing plates have an intersection angle of 30°-150°, the depth of the A limiting slot and the B limiting slot is greater than one half of the thickness of the reinforcing plate, and the inclination angles of the slot walls are complementary.

[0008] Preferably, the hanging plate edge extends an L-shaped clamping part, the L-shaped clamping part is fixedly attached to the inner wall of the top of the box body, and the slot width of the second X-shaped slot is matched with the thickness gap of the reinforcing plate.

[0009] Preferably, the inner wall of the clamping box is provided with an elastic buffer layer, the insertion end of the insertion plate is a wedge-shaped structure and the surface is provided with anti-skid lines.

[0010] Preferably, the reinforcing plate is a honeycomb sandwich composite plate, interlocking structures are formed at the intersecting nodes of the reinforcing plate through A limiting grooves and B limiting grooves, and a compression deformation gap is reserved between the bottom plate and the hanging plate.

[0011] The utility model discloses the beneficial effect lies in:

[0012] 1. The utility model discloses the insertion structure design of the oblique edge plate of the box body top side four corners and the insertion plate, clamping box, realized triangle support function, solved the problem of low compressive resistance of traditional polygonal packing box edge, and the rigid connection of oblique edge plate and clamping box formed partial triangle stable structure through insertion plate, dispersed external pressure, prevented the deformation of edge under pressure and leads to the damage of internal article.

[0013] 2. The utility model discloses the interlocking design of X type cross - between the bottom plate and the hanging plate reinforcing plate and A / B limiting groove, realized the high bearing capacity support function of the bottom of the box body, solved the problem that the article falls off because of the weak bottom support, and the self - locking node was formed to the complementary clamping of X type cross - between the reinforcing plate and A / B limiting groove, and the vertical pressure was converted into the shearing force between the plate material in combination with the nesting structure of the first X type insertion slot and the second X type insertion slot, and the bottom bearing stability was improved significantly. ACCURATE DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating creative labor.

[0015] Figure 1 It is the whole structure schematic diagram of the utility model;

[0016] Figure 2 It is the box body structure schematic diagram of the utility model;

[0017] Figure 3 It is the Figure 2 It is the structure schematic diagram of enlarged view of A place in the middle;

[0018] Figure 4 It is the reinforcing plate structure schematic diagram of the utility model.

[0019] In the figure: 1, box body; 2, bevel plate; 3, plugboard; 4, card box; 5, bottom plate; 6, first X-shaped slot; 7, reinforcing plate; 8, hanging plate; 9, A limiting slot; 10, B limiting slot; 11, second X-shaped slot. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 As shown in the figure, a polygonal packaging carton partial load-bearing plug-in buckle structure includes a box body 1; bevel plates 2 are arranged at the top side of the four corners inside the box body 1; plugboards 3 are connected to the two ends of the bevel plates 2; the plugboards 3 are inserted into the card boxes 4 of the inner side walls of the box body 1; a bottom plate 5 is arranged at the bottom of the box body 1; first X-shaped slots 6 are formed at the top of the bottom plate 5; two X-shaped cross-reinforcing plates 7 are embedded in the first X-shaped slots 6; a hanging plate 8 is arranged at the top of the reinforcing plates 7; second X-shaped slots 11 are formed on the surface of the hanging plate 8 and are inserted into the reinforcing plates 7; an A limiting slot 9 is formed at the top of one of the reinforcing plates 7; and a B limiting slot 10 is formed at the bottom of the other reinforcing plate 7 and is connected to the A limiting slot 9.

[0022] When working, the bevel plates 2 at the top side of the four corners of the box body 1 are fixed by being inserted into the card boxes 4 through the plugboards 3 at the two ends, forming a four-corner triangular support; the first X-shaped slots 6 of the bottom plate 5 are embedded with the cross-reinforcing plates 7; the reinforcing plates 7 are inserted into the second X-shaped slots 11 of the hanging plate 8 and are interlocked through the A limiting slot 9 and the B limiting slot 10, forming an upper and lower double-layer X-shaped load-bearing frame; the four-corner bevel plates 2 and the X-shaped reinforcing plates 7 cooperatively disperse the pressure, improving the compression resistance and the partial load-bearing capacity of the bottom of the box body 1.

[0023] Further, the bevel plates 2 and the top side inner wall of the box body 1 form a triangular support structure; limiting bosses are symmetrically arranged on the inner wall of the card box 4; and limiting holes are formed at the end of the plugboard 3 and are matched with the limiting bosses.

[0024] When working, the bevel plates 2 and the top wall of the box body 1 form a triangular support surface; when the plugboard 3 is inserted into the card box 4, the end limiting hole of the plugboard 3 is engaged with the limiting boss in the card box 4, preventing the plugboard 3 from coming out through mechanical buckling; the triangular support enhances the corner rigidity; the engagement of the limiting hole and the boss ensures the stability of the plug-in, preventing compression deformation.

[0025] Further, the cross angle of the two reinforcing plates 7 is 30°-150°; the depth of the A limiting slot 9 and the B limiting slot 10 is greater than one half of the thickness of the reinforcing plate 7, and the slot wall inclination angle is complementary.

[0026] In operation, the two reinforcing plates 7 are adjustable to an intersection angle of 30°-150°, the A limiting groove 9 and the B limiting groove 10 are complementary and fit with the inclined groove walls, the intersection nodes are locked by the groove depth to form a self-locking structure, the adjustable intersection angle is adapted to the size of the box body 1, the complementary groove walls enhance the interlocking strength, and the X-shaped support structure is prevented from loosening.

[0027] Further, the edge of the hanging plate 8 extends an L-shaped clamping part, the L-shaped clamping part is fixedly attached to the inner wall of the top of the box body 1, and the groove width of the second X-shaped slot 11 is gap-fitted with the thickness of the reinforcing plate 7;

[0028] In operation, the L-shaped clamping part of the hanging plate 8 is attached to the inner wall of the top of the box body 1 and is fixed by a bolt; the second X-shaped slot 11 is gap-fitted with the reinforcing plate 7, allowing the reinforcing plate 7 to be slightly deformed under load, the L-shaped clamping part fixes the position of the hanging plate 8, the gap-fitted buffering stress concentration prevents the X-shaped structure from being rigidly broken.

[0029] Further, the inner wall of the clamping box 4 is provided with an elastic buffer layer, and the insertion end of the insertion plate 3 is a wedge-shaped structure and has anti-skid lines formed on the surface;

[0030] In operation, the elastic buffer layer of the inner wall of the clamping box 4 is made of silica gel, the wedge-shaped structure of the insertion end of the insertion plate 3 guides the alignment, the anti-skid lines increase the frictional resistance with the clamping box 4, the elastic buffer layer absorbs vibration energy, the wedge-shaped insertion plate 3 improves the smoothness of insertion, and the anti-skid lines prevent displacement after insertion.

[0031] Further, the reinforcing plate 7 is a honeycomb sandwich composite plate, the intersection nodes thereof form an interlocking structure through the A limiting groove 9 and the B limiting groove 10, and a compression deformation gap is reserved between the bottom plate 5 and the hanging plate 8;

[0032] In operation, the reinforcing plate 7 adopts a honeycomb sandwich structure, the A / B limiting grooves at the intersection nodes are interlocked to form a rigid node; a deformation gap of 2-5 mm is reserved between the bottom plate 5 and the hanging plate 8 to buffer the instantaneous pressure, the honeycomb structure reduces the weight and improves the bending strength, the deformation gap absorbs impact energy, and the service life of the box body 1 is prolonged.

[0033] Working principle: the bevel plate 2 is inserted into the clamping box 4 on the inner side of the box body 1 through the two insertion plates 3 to form a four-corner triangular support structure, which disperses the top pressure to prevent corner deformation; the two reinforcing plates 7 embedded in the first X-shaped slot 6 of the bottom plate 5 form an X-shaped cross-bearing frame through the A limiting groove 9 and the B limiting groove 10, and the second X-shaped slot 11 of the hanging plate 8 nests the top of the reinforcing plate 7 to convert the vertical load into shear force of the X-shaped plate, the compression deformation gap between the reinforcing plate 7 and the bottom plate 5 and the hanging plate 8 of the honeycomb sandwich composite structure cooperatively absorbs impact energy, the elastic buffer layer suppresses the vibration displacement of the insertion plate 3 and the clamping box 4, and the box body 1 realizes the integrated functions of local high bearing, compression resistance and torsion resistance, and corner deformation prevention.

[0034] The above are only preferred embodiments of the present application, and are not used to limit the present application, and although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacements to some of the technical features. Any modification, equivalent replacement, similar improvement, etc. within the theory and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A buckle structure for partial load-bearing of a polygonal packaging cardboard box, characterized in that: The utility model provides a box body (1), the box body (1) inside top side four corners are provided with bevel board (2), and the both ends of bevel board (2) are connected plug -in board (3), and the plug -in board (3) is inserted in the card box (4) of box body (1) inner side wall, the bottom of box body (1) is provided with bottom plate (5), and the top of bottom plate (5) is provided with the first X type slot (6) of cross distribution, and the first X type slot (6) is embedded with two reinforcing plates (7) of X type cross, and the top of reinforcing plate (7) is provided with hanging plate (8), and the surface of hanging plate (8) is provided with the second X type slot (11) and is inserted with reinforcing plate (7), and the top of one reinforcing plate (7) is provided with A limit slot (9), and the bottom of another reinforcing plate (7) is provided with B limit slot (10) and is inserted with A limit slot (9).

2. A partial load-bearing gusset structure for a polygonal carton according to claim 1, wherein: The bevel board (2) and the top inner wall of the box body (1) form a triangular support structure, the inner wall of the card box (4) is symmetrically provided with a limiting boss, and the end of the plug-in board (3) is provided with a limiting hole matched with the limiting boss.

3. A partial load-bearing gusset structure for a polygonal carton according to claim 1, wherein: The intersection angle of the two reinforcing plates (7) is 30°-150°, the depth of the A limit slot (9) and the B limit slot (10) is greater than one half of the thickness of the reinforcing plate (7), and the inclined angles of the slot walls are complementary.

4. A partial load-bearing gusset structure for a polygonal carton according to claim 1, wherein: The edge of the hanging plate (8) extends an L-shaped clamping portion, the L-shaped clamping portion is fixedly attached to the top inner wall of the box body (1), and the slot width of the second X type slot (11) is gap-fitted with the thickness of the reinforcing plate (7).

5. A partial load-bearing gusset structure for a polygonal carton according to claim 1, wherein: The inner wall of the card box (4) is provided with an elastic buffer layer, the insertion end of the plug-in board (3) is a wedge-shaped structure and is provided with an anti-skid pattern on the surface.

6. A partial load-bearing gusset structure for a polygonal carton according to claim 1, wherein: The reinforcing plate (7) is a honeycomb sandwich composite plate, the intersection nodes thereof form an interlocking structure through the A limit slot (9) and the B limit slot (10), and a compression deformation gap is reserved between the bottom plate (5) and the hanging plate (8).

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