CN211520222U

CN211520222U - Novel packing carton of high strength concertina type

Info

Publication number: CN211520222U
Application number: CN201922119791.0U
Authority: CN
Inventors: 敖春香; 郑福昆
Original assignee: Shanghai Kunzhixiang Paper Industry Co ltd
Current assignee: Shanghai Kunzhixiang Paper Industry Co ltd
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-09-18
Anticipated expiration: 2029-11-27

Abstract

The utility model discloses a novel packing carton of high strength concertina type especially relates to packing carton technical field, including outer carton and interior paper frame, outer carton upper end is the open end, and outer carton lower extreme is the blind end, and outer carton inner wall is four ends all around equal level and evenly opens there are two at least spacing grooves, and outer carton is four ends all around equal level of upside and evenly opens there are two at least circular slots. According to the novel high-strength telescopic packaging carton, when the inner paper frame does not need to extend upwards, the overall strength can be increased through the matching of the inner paper frame and the outer carton, so that the overall strength of the packaging carton is improved; when interior paper frame upwards stretches out, can increase the holistic capacity of packing carton for need not change the large-size case and just can use, it is fixed and the problem that bulk strength is low excessively to have solved current packing carton's height.

Description

Novel packing carton of high strength concertina type

Technical Field

The utility model relates to a packing carton technical field especially relates to a novel packing carton of high strength concertina type.

Background

The carton packaging refers to the packaging of products by adopting a paper box body in the circulation process for protecting the products, facilitating storage and transportation and promoting sales, wherein the carton is the most widely applied packaging product, and comprises a corrugated carton, a single-layer carton and the like according to different materials, and has various specifications and models, the conventional carton is commonly provided with three layers or five layers, seven layers are used less, each layer is divided into lining paper, corrugated paper, core paper and surface paper, the lining paper and the surface paper are provided with tea board paper and kraft paper, the corrugated paper for the core paper has different colors and handfeel, and the paper produced by different manufacturers is different.

Refer to a carton that chinese grant bulletin number is "CN 206395057U", this carton includes the carton body, though this carton top is equipped with the opening area, make things convenient for the carton to unseal, when the carton is equipped with large-scale article in, pull down the opening area to the carton bottom, article just can be taken out very easily like this, convenient and practical, nevertheless reach present packing carton, when using, packing carton's height is fixed, make when needing to adorn more things, will prepare the packing carton of big number, so not only too inconvenient, and the limitation that the use received, and holistic intensity is low excessively, thereby can not reach user's demand.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a novel packing carton of high strength concertina type, it is fixed and the overall strength problem of crossing low to have solved current packing carton height.

The utility model provides a technical scheme that its technical problem adopted is: a high-strength telescopic novel packaging carton comprises an outer carton and an inner paper frame, wherein the upper end of the outer carton is an open end, the lower end of the outer carton is a closed end, at least two limiting grooves are uniformly formed in the front, the rear, the left and the right ends of the inner wall of the outer carton in a horizontal mode, at least two circular grooves are uniformly formed in the upper sides of the front, the rear, the left and the right ends of the outer carton in a horizontal mode, a first jack is formed in the middle of the bottom of each circular groove and penetrates through the limiting grooves, the inner paper frame is connected inside the outer carton in a sliding mode, at least two hard paper strips are uniformly bonded on the front, the rear, the left and the right ends of the inner paper frame in a horizontal mode through a bonding agent, the hard paper strips are connected with the limiting grooves in a sliding mode, second jacks are formed in the upper and lower sides of one end, close to the limiting grooves, of each hard paper strip, inserting rods are inserted between the first jacks and the, the circular plate is inserted into the circular grooves, and a magnetic ring is embedded into the bottom of each circular groove and positioned outside the first jack.

Preferably, the inner paper frame is formed by four pieces of cardboard which are respectively arranged at the front end, the rear end, the left end and the right end, adjacent cardboard is adhered through adhesive, and the outer paper box is formed by cardboard.

Preferably, the number and distribution of the circular grooves correspond to the number and distribution of the limiting grooves one by one, and the number and distribution of the hard paper strips correspond to the number and distribution of the limiting grooves one by one.

Preferably, the circular plate is made of cobalt, the magnetic ring is an annular magnet, and the magnetic ring is attracted and contacted with the circular plate.

Preferably, paper covers are movably connected to the periphery of the upper end of the inner paper frame, the paper covers are in contact with each other, and the paper covers are made of hard paper boards.

Preferably, the diameter of the circular groove is 2cm to 3cm, the diameter of the circular groove is equal to the diameter of the circular plate, the diameter of the first insertion hole is 1cm to 2cm, the diameter of the first insertion hole is smaller than the diameter of the circular groove, the diameter of the first insertion hole is equal to the diameter of the second insertion hole, and the diameter of the first insertion hole is equal to the diameter of the plug rod.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: according to the novel high-strength telescopic packaging carton, when the inner paper frame does not need to extend upwards, the overall strength can be increased through the matching of the inner paper frame and the outer carton, so that the overall strength of the packaging carton is improved; when the inner paper frame extends upwards, the whole capacity of the packing carton can be increased, so that the packing carton can be used without replacing a large box; when the inserted bar is inserted into the second jack along the first jack, the inserted bar can be inserted into the first jack and the second jack more stably along with the attraction of the circular plate inserted into the circular groove and the magnetic ring.

Drawings

FIG. 1 is a general schematic view of the present invention;

FIG. 2 is a schematic view of the overall extension of the present invention;

fig. 3 is an enlarged view of a portion a of the circular groove of fig. 2.

In the figure: 1-outer carton, 2-limiting groove, 3-inner paper frame, 4-hard paper slip, 5-paper cover, 6-circular groove, 7-circular plate, 8-second jack, 9-inserted rod, 10-first jack and 11-magnetic ring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1 to 3, a high-strength retractable packaging carton comprises an outer carton 1 and an inner paper frame 3, wherein the upper end of the outer carton 1 is an open end, the lower end of the outer carton 1 is a closed end, the inner paper frame 3 is formed by four hard boards respectively arranged at the front, the back, the left and the right ends, and adjacent hard boards are bonded by an adhesive, the outer carton 1 is formed by hard boards, at least two limiting grooves 2 are uniformly formed in the front, the back, the left and the right ends of the inner wall of the outer carton 1, at least two circular grooves 6 are uniformly formed in the upper sides of the front, the back, the left and the right ends of the outer carton 1, a first insertion hole 10 is formed in the middle of the bottom of each circular groove 6, the first insertion hole 10 penetrates through the limiting grooves 2, the inner paper frame 3 is slidably connected inside the outer carton 1, at least two hard paper strips 4 are uniformly bonded in the front, the back, the, the hard paper strips 4 are connected with the limiting groove 2 in a sliding mode, the upper side and the lower side of one end, close to the limiting groove 2, of each hard paper strip 4 are provided with second insertion holes 8, insertion rods 9 are inserted between the first insertion holes 10 and the second insertion holes 8, one end, far away from the inner paper frame 3, of each insertion rod 9 is bonded with a circular plate 7 through an adhesive, the circular plates 7 are inserted with the circular grooves 6, magnetic rings 11 are embedded in the bottoms of the circular grooves 6 and located on the outer sides of the first insertion holes 10, the number and distribution of the circular grooves 6 correspond to the number and distribution of the limiting groove 2 one by one, the number and distribution of the hard paper strips 4 correspond to the number and distribution of the limiting groove 2 one by one, the circular plates 7 are made of cobalt, the magnetic rings 11 are annular magnets, the circular grooves 11 are attracted and contacted with the circular plates 7, and the diameter of the circular grooves 6 is 2cm-3cm, the diameter of the circular groove 6 is equal to that of the circular plate 7, the diameter of the first insertion hole 10 is 1cm-2cm, the diameter of the first insertion hole 10 is smaller than that of the circular groove 6, the diameter of the first insertion hole 10 is equal to that of the second insertion hole 8, the diameter of the first insertion hole 10 is equal to that of the insertion rod 9, when the inner paper frame 3 does not need to extend out of the outer carton 1 upwards, the strength of the whole packaging carton can be increased through the thickness overlapping and matching of the inner paper frame 3 and the outer carton 1, and therefore the strength of the whole packaging carton is improved.

When upwards stretching out interior paper frame 3, can hold in the paper frame 3 up-draw for interior paper frame 3 slides along with hard note 4 and spacing groove 2, when upwards moving second jack 8 and the first jack 10 alignment of below with hard note 4, can insert inside second jack 8 along first jack 10 with inserted bar 9, make in with paper frame 3 and outer carton 1 joint fixed, thereby can increase the holistic capacity of packing carton, make the box that need not change the big size just can use.

When the inserting rod 9 is inserted into the second inserting hole 8 along the first inserting hole 10, the inserting rod 9 can be inserted into the first inserting hole 10 and the second inserting hole 8 more stably along with the insertion of the circular plate 7 into the circular groove 6 and the attraction of the magnetic ring 11.

As shown in fig. 1 to 2, preferably, paper covers 5 are movably connected to the periphery of the upper end of the inner paper frame 3, the paper covers 5 are in contact with each other, the paper covers 5 are made of hard paper, and the upper end of the inner paper frame 3 can be sealed through the paper covers 5.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel packing carton of high strength concertina type, includes outer carton and interior paper frame, outer carton upper end is the open end, and outer carton lower extreme is the blind end, its characterized in that:

the inner wall of the outer carton is horizontally and uniformly provided with at least two limiting grooves at the front, the rear, the left and the right ends, the upper sides of the front, the rear, the left and the right ends of the outer carton are horizontally and uniformly provided with at least two circular grooves, the middle of the bottom of each circular groove is provided with a first jack, the first jack penetrates through the limiting groove, the inner paper frame is connected inside the outer paper box in a sliding mode, at least two hard paper strips are horizontally and uniformly bonded at the front, the rear, the left and the right ends of the inner paper frame through adhesives, the hard paper strips are connected with the limiting groove in a sliding manner, the upper side and the lower side of one end, close to the limiting groove, of each hard paper strip are provided with second insertion holes, inserting rods are inserted between the first inserting holes and the second inserting holes, a circular plate is bonded at one end of each inserting rod far away from the inner paper frame through an adhesive, the circular plate is inserted into the circular grooves, and a magnetic ring is embedded into the bottom of each circular groove and positioned outside the first jack.

2. A novel packaging carton of the high strength telescopic type as claimed in claim 1, wherein: the inner paper frame is composed of four hard boards which are respectively arranged at the front, the back, the left and the right ends, the adjacent hard boards are adhered through an adhesive, and the outer paper box is composed of hard boards.

3. A novel packaging carton of the high strength telescopic type as claimed in claim 1, wherein: the number and the distribution of the circular grooves correspond to the number and the distribution of the limiting grooves one to one, and the number and the distribution of the hard paper strips correspond to the number and the distribution of the limiting grooves one to one.

4. A novel packaging carton of the high strength telescopic type as claimed in claim 1, wherein: the circular plate is made of cobalt, the magnetic ring is an annular magnet, and the magnetic ring is attracted and contacted with the circular plate.

5. A novel packaging carton of the high strength telescopic type as claimed in claim 2, wherein: all swing joint has the paper lid around interior paper frame upper end, mutual contact between the paper lid, the paper lid comprises the hardboard.

6. A novel packaging carton of the high strength telescopic type as claimed in claim 1, wherein: the diameter of the circular groove is 2cm-3cm, the diameter of the circular groove is equal to that of the circular plate, the diameter of the first insertion hole is 1cm-2cm, the diameter of the first insertion hole is smaller than that of the circular groove, the diameter of the first insertion hole is equal to that of the second insertion hole, and the diameter of the first insertion hole is equal to that of the insertion rod.