CN217865786U - Locking buckle structure and flexible package with same - Google Patents

Abstract

The utility model discloses a locking knot structure and have flexible package that locking knot structure, including packing carton lid, packing carton box body, insertion portion and bayonet socket portion, insertion portion fixes on the packing carton box lid, and the position that card hole portion fixed on the packing carton box body and corresponded with insertion portion is equipped with the joint hole in the card hole portion, and insertion portion includes the inserted sheet, joint hole and spliced pole adaptation are equipped with the joint tooth on the lateral wall of spliced pole. The utility model provides a locking knot structure and have flexible package that locking was detained the structure detains the upper and lower two parts lock of structure with the flexible package through locking and is in the same place, and the joint tooth can play the effect that prevents the grafting post and break away from the joint hole after the grafting post inserts the joint hole.

Description

Locking buckle structure and flexible package with same

Technical Field

The utility model belongs to the technical field of the packing carton technique and specifically relates to a locking knot structure and have flexible package of locking knot structure are related to.

Background

The prior packing box, in particular to a paper picnic plastic lunch box, comprises a box body with an upward opening and a cover body, wherein the box body and the cover body are connected together so that the cover body can rotate between a covering position and an opening position relative to the box body; the lockhole that runs through has been seted up on this box body, is equipped with convex spring bolt on this lid, and the spring bolt that is in the lid that covers the position meets can the adaptation pass the lockhole. In the use, often can take place the spring bolt and break away from the lockhole, can lead to the lid to open, have the demand of improving.

Disclosure of Invention

The utility model discloses an overcome among the prior art not enough that packing box lid was opened in the transportation easily, provide a locking knot structure, detain the upper and lower two parts lock of structure with the soft-packing through locking and be in the same place, the joint tooth can play the effect that prevents the inserted sheet and break away from the joint hole after the inserted sheet inserts the joint hole.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a locking buckle structure, includes insertion portion and bayonet part, is equipped with the joint hole in the bayonet part, and insertion portion includes the inserted sheet, joint hole and inserted sheet adaptation, is equipped with at least one joint tooth on the lateral wall of inserted sheet.

In the technical scheme, the insertion piece is of a sheet structure, the clamping teeth are arranged on the side wall with a small sheet size, the locking buckle structure is used for flexible packaging, and the flexible packaging refers to a structure which is used for packaging food, small components, containing and the like and is provided with a packaging container with two parts forming a whole. The clamping hole portion is provided with a seam-shaped hole for the insertion portion to pass through in an interference fit mode, and at least one side of the seam-shaped hole is tightly fastened with the clamping teeth on at least one side of the insertion portion. The flexible package in this application is particularly directed to a catering box made of transparent or translucent plastic or rubber or foam plastic or the like. The soft package is divided into an upper part and a lower part, the inserting part and the clamping hole part are respectively arranged on the upper part and the lower part of the soft package, the upper part and the lower part of the soft package are buckled together through the locking buckle structure to form an integral and tightly buckled closed space structure, and contents are packaged inside the closed space structure. The clamping teeth can play a role in preventing the insertion piece from being separated from the clamping hole after the insertion piece is inserted into the clamping hole. The structure can avoid the locking buckle structure to be opened by mistake in the conveying process.

Preferably, the side wall of the clamping hole is not provided with clamping teeth. The bayonet part has simple structure and convenient manufacture.

Preferably, a plurality of clamping teeth are arranged on two opposite side walls of the insertion sheet, and the clamping teeth on the two opposite side walls are symmetrically arranged. The structure can ensure that the inserting part and the clamping hole part are buckled more reliably. And the fastening tightness can be adjusted by selecting the clamping teeth at different positions.

Preferably, the shape structure of the clamping teeth is a sawtooth structure, a wave-shaped tooth structure, a trapezoid structure or a barb-shaped structure. The shape structure of joint tooth can be selected as required, adopts the shape structure of various similar dogteeth all can form joint locking effect. The barb-shaped structure can greatly increase the difficulty of opening the locking buckle structure without traces, and the locking buckle structure is easy to leave traces even if being opened, thereby reducing the possibility of being opened in the process of taking away food delivery.

Preferably, the shape and structure of all the clamping teeth are the same; the clamping teeth on the same side have the same shape structure, and the clamping teeth on the two sides of the insertion piece have different shape structures; the clamping tooth at least comprises two different shape structures. The shape and structure of all the clamping teeth are the same, and the processing is convenient. The structure can form different buckling effects through the clamping teeth with different shapes and structures, and the possibility of mistaken opening is reduced.

Preferably, the connecting line of the farthest position of each clamping tooth on the same side away from the insertion piece is a guide line, the guide line on one side of the insertion piece is concave, linear or convex relative to the insertion piece, and the guide line on the other side of the insertion piece is concave, linear or convex relative to the insertion piece. The guide line is a virtual auxiliary line for convenience of description, and the guide line may approximately show a position change trend of the catching teeth. The relative inserted sheet of guide wire is for interior concavity or sharp form or evagination can form different grafting effect, when the card is gone into and is extracted out, can produce and be convenient for insert, be convenient for lock, and place effects such as extracting.

Preferably, the section of the plug piece is W-shaped or V-shaped. The structure can make the insertion part have higher strength and cannot be easily deformed. The patch may also be tape-like or sheet-like.

The utility model provides a flexible package with structure is detained in locking adopts above-mentioned structure is detained in locking, includes packing carton lid and packing carton box body, and the portion of inserting and/or card hole portion fix on the packing carton lid, and the portion of inserting and the card hole portion one-to-one correspond.

Among the above-mentioned technical scheme, the card hole portion one-to-one on the inserted part on the packing carton box body and the packing carton lid, the card hole portion one-to-one on the packing carton box body and the packing carton lid, on the position that packing carton box body and packing carton lid correspond, the inserted part can not appear simultaneously or the card hole portion can not appear simultaneously. The flexible package is buckled through the locking buckle structure, so that the flexible package is not easy to scatter after being buckled. The packaging box can be a whole formed by two parts, or two independent parts are separated, or are separated firstly, under the using state, the two independent parts are separated before being used, and under the condition that the two independent parts are buckled together to be in a protection state, the two independent parts are combined into a whole in a fixed connection mode, and are in a fixed connection mode to be in a whole, then the inserting part and the inserting part channel can be jointed and buckled together to be in a protection state which cannot be kept the same after being loosened, if the two independent parts are not loosened, the protection effect is achieved, if the two independent parts are loosened, the inserting part and the inserting part channel are separated, and generally, at least one side of the inserting part or the clamping hole part can be structurally damaged due to the saw-tooth structure on the inserting part. Thus, the food in the protective lunch box that can be effective before the structural damage is not opened unintentionally and unknowingly.

Preferably, one side of the packing box cover is connected with one side of the packing box body, and the insertion part is arranged at the other side of the packing box cover; or the two opposite sides of the box cover of the packing box are respectively provided with at least one insertion part, and the clamping hole parts correspond to the insertion parts one by one; or the four opposite sides of the box cover of the packing box are respectively provided with at least one inserting part, and the clamping hole parts are in one-to-one correspondence with the inserting parts.

One side that packing carton lid and packing carton box body are connected can buckle, through a lateral buckling, the whole of opposite side lock realization packing carton closes. The two opposite sides of the box cover of the packing box are respectively provided with at least one insertion part, and the clamping hole parts are in one-to-one correspondence with the insertion parts. The structure can completely separate the two parts of the packing box cover and the packing box body, and then the packing box cover and the packing box body are buckled through the two locking buckle structures. At least one inserting part is arranged on each of the four opposite sides of the box cover of the packing box, and the clamping hole parts correspond to the inserting parts one by one. The structure can completely separate the two parts of the packing box cover and the packing box body, and then the four locking buckle structures can buckle the packing box cover and the packing box body.

Preferably, the material of the box cover of the packing box is PVC, PE, PMMA, PP, PE, PET or paper-plastic; the packaging box body is made of PVC, PE, PMMA, PP, PE, PET or paper plastic.

In the technical scheme, the paper-plastic is not paper and plastic, but a paper-like structure product with plasticity. There are various materials used for paper and paper-like materials. Mainly a finished product of plant fiber pulp. The forming process is similar to plastic, commonly called paper-plastic, which is essentially a finished pulp product. The paper material which is renewable and environment-friendly is used for making finished products to replace the materials which are usually used in large quantity and are not environment-friendly, such as plastic, rubber, foam plastic and the like. Wherein the packing box cover and the packing box body can be made of different materials.

The utility model has the advantages that: (1) The locking buckle structure can be used for the flexible package, the upper part and the lower part of the flexible package are buckled together through the locking buckle structure to form a whole body, the contents are packaged in the flexible package, and the clamping teeth can play a role in preventing the insertion sheet from being separated from the clamping hole after the insertion sheet is inserted into the clamping hole; (2) The clamping teeth can ensure that the insertion part and the clamping hole part are more reliably buckled, and the buckling tightness can be adjusted by selecting the clamping teeth at different positions; (3) The section of the insertion piece is W-shaped or V-shaped, so that the insertion part has higher strength and cannot be easily deformed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the insertion portion of the present invention;

FIG. 3 is a schematic view of a first form of the snap tooth;

FIG. 4 is a second structural view of the snap tooth;

FIG. 5 is a schematic view of a third form of the snap tooth;

FIG. 6 is a schematic view of a fourth form of the snap tooth;

FIG. 7 is a schematic view of a fifth form of the engaging tooth;

FIG. 8 is a structural view of the convex shape of the snap tooth;

FIG. 9 is a schematic view of a linear structure of the snap tooth;

FIG. 10 is a structural schematic view of the concave shape of the snap tooth;

fig. 11 is a second structural schematic diagram of the present invention;

fig. 12 is a second schematic structural view of the present invention;

fig. 13 is a third schematic structural view of the present invention;

fig. 14 is a fourth schematic structural diagram of the present invention

Fig. 15 is a fifth schematic structural view of the present invention;

fig. 16 is a sixth schematic structural view of the present invention.

In the figure: packing carton lid 1, packing carton box body 2, inserted part 3, inserted sheet 3.1, joint tooth 3.2, card hole portion 4, joint hole 4.1, guide wire 5.

Detailed Description

The invention is further described with reference to the accompanying drawings and specific embodiments.

In the figure: packing carton lid 1, packing carton box body 2, inserted part 3, inserted sheet 3.1, joint tooth 3.2, card hole portion 4, joint hole 4.1, guide wire 5.

Example 1:

as shown in fig. 1 and fig. 2, a locking buckle structure comprises an insertion portion 3 and a clamping hole portion 4, wherein a clamping hole 4.1 is formed in the clamping hole portion 4, the insertion portion 3 comprises an insertion piece 3.1, the clamping hole 4.1 is matched with the insertion piece 3.1, and at least one clamping tooth 3.2 is arranged on the side wall of the insertion piece 3.1. The section of the inserting sheet 3.1 is W-shaped or V-shaped.

In the above technical solution, the insertion piece 3.1 is a sheet structure, the locking buckle structure is used for a flexible package, and the flexible package refers to a structure of a packaging container with two parts forming an integral body for packaging food, small parts, storage and the like. The flexible package in this application is particularly directed to a catering box made of transparent or translucent plastic or rubber or foam plastic or the like. The soft package is divided into an upper part and a lower part, the inserting part 3 and the clamping hole part 4 are respectively arranged on the upper part and the lower part of the soft package, the upper part and the lower part of the soft package are buckled together through a locking buckle structure to form a whole, and the contents are packaged inside the whole. The clamping teeth 3.2 can play a role in preventing the insertion piece 3.1 from being separated from the clamping hole 4.1 after the insertion piece 3.1 is inserted into the clamping hole 4.1. The structure can avoid the locking buckle structure to be opened by mistake in the conveying process.

Example 2:

as shown in fig. 3, on the basis of embodiment 1, two opposite side walls of the insertion piece 3.1 are provided with a plurality of clamping teeth 3.2. The shape and structure of all the clamping teeth 3.2 are the same. The snap teeth 3.2 on the two opposite side walls are symmetrically arranged. The structure can make the buckling of the insertion portion 3 and the fastening hole portion 4 more reliable. And the fastening tightness can be adjusted by selecting the fastening teeth 3.2 at different positions.

Example 3:

as shown in fig. 4, on the basis of embodiment 1, two opposite side walls of the insertion piece 3.1 are provided with a plurality of clamping teeth 3.2. The shape structures of the clamping teeth 3.2 on the same side are the same. The latching tooth 3.2 comprises at least two different shape configurations. The structure can form different buckling effects through the clamping teeth 3.2 with different shapes and structures, and the possibility of mistaken opening is reduced.

Example 4:

as shown in fig. 5, 6 and 7, on the basis of embodiment 1, the shape structure of the clamping teeth 3.2 is a sawtooth structure, a wave-shaped tooth structure or a trapezoid structure. The shape structure of the clamping tooth 3.2 can be selected according to the requirement, and the clamping locking effect can be formed by adopting various shape structures similar to the convex teeth.

Example 5:

as shown in fig. 3, on the basis of embodiment 1, the shape structure of the snap tooth 3.2 is a barb-shaped structure. The barb-shaped structure can greatly increase the difficulty of opening the locking buckle structure without traces, and the locking buckle structure is easy to leave traces even if being opened, thereby reducing the possibility of being opened in the process of taking away food delivery.

Example 6:

as shown in fig. 8, fig. 9 and fig. 10, based on embodiment 1, a connecting line of the farthest positions of the snap teeth 3.2 on the same side from the mating piece 3.1 is a guide line 5, the guide line 5 on one side of the mating piece 3.1 is concave, linear, or convex relative to the mating piece 3.1, and the guide line 5 on the other side of the mating piece 3.1 is concave, linear, or convex relative to the mating piece 3.1. The guide line 5 is a virtual auxiliary line for convenience of description, and the guide line 5 may approximately show a position change trend of the latch tooth 3.2.

Example 7:

as shown in fig. 11, 12, 13 and 14, a flexible package with a locking buckle structure, which includes a packing box cover 1 and a packing box body 2, an insertion portion 3 fixed on the packing box cover 1 and the packing box body 2, and a locking hole portion 4 fixed on the other of the packing box cover 1 and the packing box body 2 and corresponding to the insertion portion 3. One side of the packing box cover 1 is connected with one side of the packing box body 2, and the inserting part 3 is arranged at the other side of the packing box cover 1.

The flexible package is buckled through the locking buckle structure, so that the flexible package is not easy to scatter after being buckled. The packing box cover 1 and the packing box body 2 are made of PVC, PE, PMMA, PP, PE, PET or paper plastic.

Example 8:

as shown in fig. 1 and 16, the flexible package with the locking buckle structure comprises a package box cover 1 and a package box body 2, wherein an insertion part 3 is fixed on the package box cover 1, and a clamping hole part 4 is fixed on the package box body 2 and corresponds to the insertion part 3. At least one inserting part 3 is respectively arranged at two opposite sides of the packing box cover 1, and the clamping hole parts 4 correspond to the inserting parts 3 one by one. The structure can completely separate the two parts of the packing box cover 1 and the packing box body 2, and then the packing box cover 1 and the packing box body 2 are buckled through the two locking buckle structures. The packing box cover 1 and the packing box body 2 are made of PVC, PE, PMMA, PP, PE, PET or paper plastic.

Example 9:

as shown in fig. 15, the flexible package with the locking buckle structure comprises a package box cover 1 and a package box body 2, wherein an insertion part 3 is fixed on the package box body 2, and a clamping hole part 4 is fixed on the package box cover 1 at a position corresponding to the insertion part 3. The flexible package is buckled through the locking buckle structure, so that the flexible package is not easy to scatter after being buckled. Four opposite sides of the packing box body 2 are respectively provided with an inserting part 3, and the clamping hole parts 4 are in one-to-one correspondence with the inserting parts 3. The structure can completely separate the two parts of the packing box cover 1 and the packing box body 2, and then the packing box cover 1 and the packing box body 2 are buckled through four locking buckle structures. The packing box cover 1 and the packing box body 2 are made of PVC, PE, PMMA, PP, PE, PET or paper plastic.

The utility model has the advantages that: (1) The locking buckle structure can be used for the flexible package, the upper part and the lower part of the flexible package are buckled together through the locking buckle structure to form a whole, the contents are packaged inside, and the clamping teeth 3.2 can play a role in preventing the insertion sheet 3.1 from being separated from the clamping hole 4.1 after the insertion sheet 3.1 is inserted into the clamping hole 4.1; (2) The clamping teeth 3.2 can ensure that the buckling of the inserting part 3 and the clamping hole part 4 is more reliable, and the buckling tightness can be adjusted by selecting the clamping teeth 3.2 at different positions; (3) The section of the insertion piece 3.1 is in a W shape or a V shape, so that the insertion part 3 has higher strength and cannot be easily deformed.

Claims (8)

1. A locking buckle structure is characterized by comprising an inserting part and a clamping hole part, wherein the clamping hole part is provided with a clamping hole, the inserting part comprises an inserting sheet, the clamping hole is matched with the inserting sheet, the side wall of the inserting sheet is provided with clamping teeth, the side wall of the clamping hole is not provided with the clamping teeth, and two opposite side walls of the inserting sheet are respectively provided with a plurality of clamping teeth; the clamping teeth on the two opposite side walls are symmetrically arranged.

2. The structure of claim 1, wherein the shape of the engaging teeth is a sawtooth structure, a wave-shaped tooth structure, a trapezoid structure or a barb structure.

3. The structure of a locking buckle according to claim 2, wherein the shape structure of all the snap-in teeth is the same; or the shape structures of the clamping teeth on the same side are the same, and the shape structures of the clamping teeth on the two sides of the insertion piece are different; or the clamping tooth at least comprises two different shape structures.

4. The locking buckle structure of claim 1, wherein the connecting line of the farthest position of each of the locking teeth on the same side from the insertion piece is a guide line, the guide line on one side of the insertion piece is concave, linear or convex relative to the insertion piece, and the guide line on the other side of the insertion piece is concave, linear or convex relative to the insertion piece.

5. The locking buckle structure of claim 1, wherein said insert piece has a "W" or "V" shape in cross section.

6. A flexible package with a locking buckle structure, which adopts the locking buckle structure as claimed in any one of claims 1 to 5, and is characterized by comprising a package box cover and a package box body, wherein the insertion part and/or the hole clamping part are fixed on the package box body, the insertion part and/or the hole clamping part are fixed on the package box cover, and the insertion part and the hole clamping part are in one-to-one correspondence.

7. The flexible package with the locking buckle structure as claimed in claim 6, wherein one side of the packing box cover is connected with one side of the packing box body, and the insertion part is provided at the other side of the packing box cover; or the two opposite sides of the box cover of the packing box are respectively provided with at least one inserting part, and the clamping hole parts correspond to the inserting parts one by one; or the four opposite sides of the box cover of the packing box are respectively provided with at least one inserting part, and the clamping hole parts are in one-to-one correspondence with the inserting parts.

8. The flexible package with the locking buckle structure as claimed in claim 6, wherein the cover of the packing box is made of PVC, PE, PMMA, PP, PE, PET, or paper-plastic; the packaging box body is made of PVC, PE, PMMA, PP, PE, PET or paper plastic.

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