CN107963328B - A kind of plastic packing box - Google Patents

A kind of plastic packing box Download PDF

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Publication number
CN107963328B
CN107963328B CN201711144489.XA CN201711144489A CN107963328B CN 107963328 B CN107963328 B CN 107963328B CN 201711144489 A CN201711144489 A CN 201711144489A CN 107963328 B CN107963328 B CN 107963328B
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CN
China
Prior art keywords
extension
oblique
card division
vertical extension
oblique extension
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CN201711144489.XA
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CN107963328A (en
Inventor
林金顺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujian Yongchun Jiawei Plastic Packaging Products Co Ltd
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Fujian Yongchun Jiawei Plastic Packaging Products Co Ltd
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Application filed by Fujian Yongchun Jiawei Plastic Packaging Products Co Ltd filed Critical Fujian Yongchun Jiawei Plastic Packaging Products Co Ltd
Priority to CN201711144489.XA priority Critical patent/CN107963328B/en
Publication of CN107963328A publication Critical patent/CN107963328A/en
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Publication of CN107963328B publication Critical patent/CN107963328B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D55/00Accessories for container closures not otherwise provided for
    • B65D55/02Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D53/00Sealing or packing elements; Sealings formed by liquid or plastics material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2555/00Accessories for container closures not otherwise provided for
    • B65D2555/02Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

The present invention proposes a kind of plastic packing box, box clamping part is taken advantage of a situation by the inclined surface of the first oblique extension and is extend into cover latch portion, edge is set to be stuck in the lower end of the second oblique extension, and first card division and the second card division be fastened togather, the oblique extension of third gradually applies downward pressure to the first oblique extension, overturn the first oblique extension gradually downward by lower end fulcrum, gradient gradually decreases, lateral dimension is gradually increased, and then the upper end of the first oblique extension is made to seal the angle for being resisted against the oblique extension of third and the vertical extension of third, the lower end sealing of first oblique extension is resisted against the outside of the second vertical extension, it is automatic to realize dual-seal, and first card division and the second card division realize third resealing, realize the 4th resealing in the lower end of edge and the second oblique extension, and then realize lid Automatically it carries out multi-sealed while buckle with plastic box body, overcomes that Traditional Packing box is poorly sealed, defect of leakiness internal gas and liquid.

Description

A kind of plastic packing box
Technical field
The present invention relates to daily life fields, and in particular to a kind of plastic packing box.
Background technique
The structure of plastic packing box has been known, as Chinese utility model patent CN201320651003.2 discloses one kind one Secondary property plastics cutlery box, including box body and box cover compatible with box body, the box body is interior to be equipped at least two for dividing box body It is divided into the grid in multiple spaces, the outer peripheral edge of the box body is equipped with the buckle closure side connecting with box cover, and the intracorporal grid of box is higher than Buckle closure side, the box cover middle part form upward lug boss, and the outer peripheral edge of box cover is equipped with button compatible with the buckle closure side of box body Be evenly arranged multiple latches in cover slot and cover groove inner wall, when the box body and box cover lid close, the intracorporal grid top surface of box with The bottom surface of box cover lug boss fits closely, and the buckle closure side of box body is fixed in the cover groove of box cover by latch.In the box body Equipped at least three bar gratings, wherein at least two grid parallel arrangement, at least two bar gratings are arranged vertically.The box body and grid Integrated injection molding.The buckle closure side bottom surface of the box body has been evenly arranged a plurality of reinforcing rib, the reinforcing rib and box cover ontology one Injection molding.Reinforcing rib, four apex angles of the reinforcing rib arrangement and box cover are equipped between the lug boss and cover groove of the box cover Place and with box cover integrated injection molding.The box body, box cover are set as transparent configuration.
The structure of aforementioned utility model and the structure of other plastic packing boxes in the market are substantially similar, in actual use process In, it is not tight, poorly sealed with cases snap all to there is lid, the case where internal gas and liquid leakage easily occurs, gives user Many troubles are brought, practicability is to be improved.
In consideration of it, inventor furthers investigate the above problem, there is this case generation then.
Summary of the invention
The purpose of the present invention is to provide it is a kind of buckle it is tight and buckle while can realize automatically it is multi-sealed, sealing Significant effect improves, novel and reasonable structure, practical plastic packing box.
In order to achieve the above object, the present invention uses such technical solution:
A kind of plastic packing box, including the plastic box body that is below and in top and the modeling that matches with plastic box body Magazine lid;The plastic box body and plastic box cover have at center and vertically arranged central axes, with towards the axis The side in line direction be it is interior, to be outer towards the side of the central axes opposite direction;The plastic box body includes in lower part Filling part and the box clamping part buckled in top and the plastic box cover;The box clamping part includes and the splendid attire The connection of part upper end and outward the horizontal extension portion of horizontal extension are connected to horizontal extension portion outer end and extend upwards first perpendicular To extension, the first oblique extension for being connected to the first vertical extension upper end and gradually extending obliquely from the inside to the outside, and It is connected to the first oblique extension upper end and from top to bottom gradually the second oblique extension of oblique outer extension;
The plastic box cover includes being in the cap body of inner ring and matching in outer ring with the box clamping part to buckle Cover latch portion;The cover latch portion include with the edge of the cap body connect and with the described first vertical extension it is corresponding to The vertical extension of the second of upper extension is connected to the second vertical extension upper end and corresponding by interior with the described first oblique extension To the oblique extension of third gradually to extend obliquely outside, it is connected to the oblique extension outer end of third and the third to extend downwards is perpendicular To extension, and it is formed in the vertical extension lower end of third and is stuck in the edge of the described second oblique extension lower end;Described The angle of three oblique extensions and horizontal plane is less than the angle of the described first oblique extension and horizontal plane, and the third is oblique The width of extension is less than the width of the described first oblique extension;
It is formed with the first card division on the inside of the first vertical extension, is formed on the outside of the second vertical extension The second card division being fastened togather is matched with first card division;The upper end of the first vertical extension to first card division The height of plane where the height of place plane is less than the described second vertical extension upper end to second card division, and described the The height of plane is greater than the described second vertical extension upper end to institute where the upper end of one oblique extension to first card division The height of plane where stating the second card division;The vertical extension of third is of same size with the described second oblique extension;When The edge and the lower end of the described second oblique extension are fastened togather, and first card division is fastened togather with the second card division When, the upper end sealing of the first oblique extension is resisted against the angle of the oblique extension of the third and the vertical extension of third Place, the lower end sealing of the first oblique extension are resisted against the outside of the described second vertical extension.
The outer surface of the second vertical extension, the downside surface of the oblique extension of third and the vertical extension of third Inner surface be covered with elastic sealing layer.
First card division is the annular ridge for being formed on the inside of the described first vertical extension and surrounding one week, described the Two card divisions are to be formed in the annular concave ditch to match on the outside of the described second vertical extension and with the annular ridge.
Second card division includes multiple annular concave ditch being arranged above and below, and the annular concave ditch of the top is to institute The height of plane where stating cap body lower end is less than the annular ridge topmost to the horizontal extension portion, place, upper surface The height of plane;First card division includes multiple annular ridges being arranged above and below.
The annular ridge is formed by the fold section being formed in the described first vertical extension, and the annular concave ditch is by shape Fold section in second vertical extension described in Cheng Yu is formed.
First card division includes multiple annular ridges being arranged above and below.
Angle is equipped with the first reinforcing rib between the second vertical extension and the upper surface of the cap body;It is described Angle is equipped with the second reinforcing rib between the outer surface of second vertical extension and the lower surface of the oblique extension of the third.
The edge is in horizontal plane, and the top surface edge of the edge, which is formed with, blocks the described second oblique extension The fixture block of lower end, the edge upper part of the fixture block, which is formed with, supplies the lower end of the described second oblique extension to take advantage of a situation first be caught in tiltedly Face;The edge lower part of the fixture block is formed with takes advantage of a situation the second inclined-plane being caught in for the box clamping part.
After adopting the above technical scheme, plastic packing box of the invention, breaks through the structural form of Traditional Packing box, in reality In use process, by plastic box cover corresponding lid on plastic box body, box clamping part and cover latch portion are fastened togather, specifically, First vertical extension, the first oblique extension and the second oblique extension rely on the first oblique extension and the second oblique extension The inclined surface in portion, which is taken advantage of a situation, to be extend into the second vertical extension, the oblique extension of third and the vertical extension of third, and edge card is made In the lower end of the second oblique extension, and the first card division and the second card division are fastened togather, and during protruding into, third is oblique to prolong Exhibition portion gradually applies downward pressure to the first oblique extension, and the first oblique extension is made to rely on lower end fulcrum gradually downward Overturning, gradient gradually decrease, and lateral dimension is gradually increased, and then seal the upper end of the first oblique extension and be resisted against third The angle of oblique extension and the vertical extension of third, the lower end sealing of the first oblique extension are resisted against the second vertical extension Dual-seal is realized in the outside in portion automatically, and the first card division and the second card division realize that third resealing, edge are oblique with second The 4th resealing is realized in the lower end of extension, so realize lid and plastic box body buckle while carry out automatically it is multi-sealed, Overcome the defect of poorly sealed Traditional Packing box, leakiness internal gas and liquid etc..Compared with prior art, plastics of the invention Packing box buckles tight and can realize multi-sealed, significant sealing affection raising, structure novel conjunction automatically while buckle Reason, it is practical.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is exploded schematic cross-sectional view of the invention;
Fig. 3 is broken section structural schematic diagram of the invention.
In figure:
The first vertical extension 1221- of 1- plastic box body 11- filling part 12- box clamping part 121- horizontal extension portion 122- The first oblique extension of the first oblique extension 124- second of card division 123-
The second vertical the second card division extension 2211- 222- of 2- plastic box cover 21- cap body 22- cover latch portion 221- Three oblique vertical the first reinforcing rib of the extension 224- edge 225- elastic sealing layer 226- 227- second of extension 223- third add The first inclined-plane strengthening tendons 228- fixture block 2281- the second inclined-plane the 2282- central axes 3-.
Specific embodiment
In order to further explain the technical solution of the present invention, being described in detail below by specific embodiment.
A kind of plastic packing box of the invention, as shown in Figure 1-3, include the plastic box body 1 that is below and in top And the plastic box cover 2 to match with plastic box body 1, respectively by with elastic plastic material integrated injection molding, specific material can For PC (polycarbonate) material, PE (polyethylene) material and PP (polypropylene) material etc.;Plastic box body 1 and plastic box cover 2 have At center and vertically arranged central axes 3, be with the side towards 3 direction of central axes it is interior, with towards 3 opposite direction of central axes Side be outer.
Plastic box body 1 includes the box card for being in the filling part 11 of lower part and being buckled in top and plastic box cover 2 Buckle 12;Box clamping part 12 includes that the horizontal extension portion 121 of horizontal extension outward is connect simultaneously with 11 upper end of filling part, is connected to 121 outer end of horizontal extension portion and the first vertical extension 122 to extend upwards, are connected to the first vertical 122 upper end of extension simultaneously The oblique extension 123 of first gradually to extend obliquely from the inside to the outside, and it is connected to the first oblique 123 upper end of extension and by upper Gradually the second of oblique outer extension the oblique extension 124 under;Plastic box cover 2 includes being in the cap body 21 of inner ring and being in Outer ring matches the cover latch portion 22 of buckle with box clamping part 12;Cover latch portion 22 include connect with the edge of cap body 21 and with Corresponding the second vertical extension 221 to extend upwards of first vertical extension 122, is connected to the second vertical 221 upper end of extension And the oblique extension 222 of third gradually to extend obliquely from the inside to the outside corresponding with the first oblique extension 123, it is connected to third Oblique 222 outer end of extension and the vertical extension 223 of third to extend downwards, and it is formed in vertical 223 lower end of extension of third And it is stuck in the edge 224 of the second oblique 124 lower end of extension;The angle of the oblique extension 222 of third and horizontal plane is less than first The angle of oblique extension 123 and horizontal plane, and the width of the oblique extension 222 of third is less than the first oblique extension 123 Width, this structure can ensure that will erect after the first oblique extension 123 is gradually horizontally arranged with the second vertical extension 221 and third It is contacted to extension 223;The inside of first vertical extension 122 is formed with the first card division 1221, the second vertical extension 221 Outside is formed with the second card division 2211 for matching and being fastened togather with the first card division 1221;The upper end of first vertical extension 122 To 1221 place plane of the first card division height less than the second 2211 place plane of vertical 221 upper end of extension to the second card division Highly, and the height of the 1221 place plane of upper end to the first card division of the first oblique extension 123 is greater than the second vertical extension The height of 221 upper ends to the second card division, 2211 place plane, this structure can ensure that the oblique extension 222 of third can be oblique to first Extension 123 presses downwards and the first card division 1221 can be made to be fastened togather with the second card division 2211;The vertical extension 223 of third Of same size with the second oblique extension 124, this structure can ensure that the upper end of the first oblique extension 123 is resisted against just The angle of three oblique extensions 222 and the vertical extension 223 of third, and edge 224 just with the second oblique extension 124 Lower end is fastened togather;When edge 224 and the lower end of the second oblique extension 124 are fastened togather, the first card division 1221 and When two card divisions 2211 are fastened togather, the sealing of the upper end of the first oblique extension 123 is resisted against the oblique extension 222 of third and the The lower end sealing of the angle of three vertical extensions 223, the first oblique extension 123 is resisted against the second vertical extension 221 Outside.The present invention in actual use, by 2 corresponding lid of plastic box cover on plastic box body 1, box clamping part 12 and cover latch Portion 22 is fastened togather, specifically, the first vertical extension 122, the first oblique extension 123 and the second oblique extension 124 Take advantage of a situation by the inclined surface of the first oblique extension 123 and the second oblique extension 124 extend into the second vertical extension 221, In the oblique extension 222 of third and the vertical extension 223 of third, edge 224 is made to be stuck in the lower end of the second oblique extension 124, And first card division 1221 and the second card division 2211 be fastened togather, during protruding into, the oblique extension 222 of third to first tiltedly Gradually apply downward pressure to extension 123, overturn the first oblique extension 123 gradually downward by lower end fulcrum, Gradient gradually decreases, and lateral dimension is gradually increased, and then it is oblique so that the upper end sealing of the first oblique extension 123 is resisted against third To the angle of extension 222 and the vertical extension 223 of third, the lower end sealing of the first oblique extension 123 is resisted against second Dual-seal is realized in the outside of vertical extension 221 automatically, and third weight is realized in the first card division 1221 and the second card division 2211 The 4th resealing is realized in the lower end of sealing, edge 224 and the second oblique extension 124, and then realizes lid 2 and plastic box body 1 Automatically it carries out multi-sealed while buckle, overcomes the defect of poorly sealed Traditional Packing box, leakiness internal gas and liquid etc..
Preferably, the outer surface of the second vertical extension 221, the oblique extension 222 of third downside surface and third The inner surface of vertical extension 223 is covered with elastic sealing layer 225.In actual use, first is oblique by the present invention The both ends of extension 123 can come into contact in a large area with 225 flexibility of elastic sealing layer, play effective sealing effect.Elastic sealing layer 225 concretely silica gel material layers, this more specific silica gel material layer can be sprayed onto the outer of the second vertical extension 221 by spray gun Side surface, the downside surface of the oblique extension 222 of third and the vertical extension 223 of third inner surface.
In order to implement the structure of the first card division 1221 and the second card division 2211, it is preferable that the first card division 1221 is shape At in the first vertical 122 inside of extension and around one week annular ridge, the second card division 2211 is to be formed in second vertically to prolong Annular concave ditch exhibition portion 221 outside and matched with the first card division 1221 of annular ridge form.
Preferably, the second card division 2211 includes multiple annular concave ditch being arranged above and below, and the annular concave ditch of the top extremely covers The height of plane is less than 1221 the top of the first card division to the horizontal extension portion 121 of annular ridge form where sub- 21 lower end of main body The height of plane where upper surface.The present invention in actual use, user can make as needed any annular concave ditch with First card division 1221 of annular ridge form is fastened togather, and carrys out the buckle depth of damper box clamping part 12 Yu cover latch portion 22, And then the contact strength with cover latch portion 22 of the first oblique extension is adjusted, to adjust required sealing effect.
Preferably, the first card division 1221 includes multiple annular ridges being arranged above and below, in this way, multiple annular ridge forms First card division 1221 can be matched with the second card division 2211 of multiple annular concave ditch forms carries out multiple annular ridges and multiple rings The multiple click on fashion that shape chase is fastened togather simultaneously, stronger and leakproofness are strong.
Preferably, annular ridge is formed by the fold section being formed in the first vertical extension 122, and annular concave ditch is by forming It is formed in the fold section in the second vertical extension 221.This structure is convenient for injection molding.
Preferably, angle is equipped with the first reinforcing rib between the second vertical extension 221 and the upper surface of cap body 21 226.In actual use, the first reinforcing rib 226 can enhance the second vertical extension 221 and cap body 21 to the present invention Bending strength, and then enhance the intensity of entire plastic box cover 2 and the buckle intensity of the first card division 1221 and the second card division 2211, And it is unlikely to deform after the second vertical extension 221 is by the supporting of the first oblique extension 123, enhances sealing performance.
Preferably, angle between the outer surface of the second vertical extension 221 and the lower surface of the oblique extension 222 of third Equipped with the second reinforcing rib 227.The present invention in actual use, is supported due to the first oblique extension 123 and is supported on third The angle of oblique extension 222 and the vertical extension 223 of third, the stress point in cover latch portion 22 are that the second vertical extension Angle between the outer surface in portion 221 and the lower surface of the oblique extension 222 of third, and then when the first oblique extension 123 is supported For top support at the angle of the oblique extension 222 of third and the vertical extension 223 of third, the second reinforcing rib 227 can enhance The bending strength of two vertical extensions 221 and the oblique extension 222 of third, and then enhance the first oblique extension 123 and second The sealing performance of vertical extension 221 and the oblique extension 222 of third.
Preferably, edge 224 is in horizontal plane, and the top surface edge of edge 224, which is formed with, blocks the second oblique extension The fixture block 228 of 124 lower end of portion, the edge upper part of fixture block 228, which is formed with lower end for the second oblique extension 124, takes advantage of a situation and is caught in First inclined-plane 2281;The edge lower part of fixture block 228 is formed with the second inclined-plane 2282 taken advantage of a situation and be caught in for box clamping part 12.The present invention In actual use, when the oblique extension 222 of third presses to the first oblique extension 123 to a certain degree, make first The both ends of oblique extension 123 are supported with the sealing of cover latch portion 22, and the first card division 1221 and the second card division 2211 are buckled in one After rising, user can be protruded into finger between the first vertical extension 122 and the second oblique extension 124, towards 224 direction of edge The second oblique extension 124 is stirred, keeps the lower end edge first of the second oblique extension 124 oblique by the flexible deformation of edge 224 Face 2281, which is taken advantage of a situation, to be caught between fixture block 228 and the vertical extension 223 of third, and edge 224 cooperates fixture block 228 by the second oblique extension It securely blocks the lower end in portion 124.Specific structure can be that the lower end of the second oblique extension 124 is formed with corresponding with fixture block 228 And the inclined-plane matched with the first inclined-plane 2281.
Product form of the invention is not limited to this case diagram and embodiment, anyone carries out the appropriate of similar thinking to it Changes or modifications all should be regarded as not departing from patent category of the invention.

Claims (7)

1. a kind of plastic packing box, including the plastic box body that is below and in top and the plastics that match with plastic box body Box cover;The plastic box body and plastic box cover have at center and vertically arranged central axes, with towards the central axes The side in direction be it is interior, to be outer towards the side of the central axes opposite direction;It is characterized by: the plastic box body includes place Filling part in lower part and the box clamping part that is buckled in top and the plastic box cover;The box clamping part include with The filling part upper end connection and outward the horizontal extension portion of horizontal extension, are connected to horizontal extension portion outer end and extend upwards The first vertical extension, be connected to the first vertical extension upper end and what is gradually extended obliquely from the inside to the outside first oblique prolong Exhibition portion, and it is connected to the first oblique extension upper end and from top to bottom gradually the second oblique extension of oblique outer extension;
The plastic box cover includes the lid card for being in the cap body of inner ring and matching buckle with the box clamping part in outer ring Buckle;The cover latch portion includes and the connection of the edge of the cap body and corresponding with the described first vertical extension prolongs upwards Second vertical extension of exhibition is connected to the second vertical extension upper end and corresponding from the inside to the outside with the described first oblique extension The oblique extension of the third gradually to extend obliquely, is connected to the oblique extension outer end of third and the third to extend downwards is vertically prolonged Exhibition portion, and be formed in the vertical extension lower end of third and be stuck in the edge of the described second oblique extension lower end;The third is oblique It is less than the angle of the first oblique extension and horizontal plane, and the oblique extension of the third to the angle of extension and horizontal plane The width in portion is less than the width of the described first oblique extension;
It is formed with the first card division on the inside of the first vertical extension, is formed on the outside of the second vertical extension and institute It states the first card division and matches the second card division being fastened togather;Where the upper end of the first vertical extension to first card division The height of plane where the height of plane is less than the described second vertical extension upper end to second card division, and described first is oblique The height of plane where to the upper end of extension to first card division is greater than the described second vertical extension upper end to described the The height of plane where two card divisions;The vertical extension of third is of same size with the described second oblique extension;When described Edge and the lower end of the described second oblique extension are fastened togather, when first card division and the second card division are fastened togather, The upper end sealing of the first oblique extension is resisted against the angle of the oblique extension of the third and the vertical extension of third, The lower end sealing of the first oblique extension is resisted against the outside of the described second vertical extension.
2. a kind of plastic packing box according to claim 1, it is characterised in that: the outside table of the second vertical extension The inner surface in face, the downside surface of the oblique extension of third and the vertical extension of third is covered with elastic sealing layer.
3. a kind of plastic packing box according to claim 1 or 2, it is characterised in that: first card division is is formed in One week annular ridge is stated on the inside of the first vertical extension and surrounds, second card division is to be formed in the described second vertical extension The annular concave ditch to match on the outside of portion and with the annular ridge.
4. a kind of plastic packing box according to claim 3, it is characterised in that: second card division includes multiple rows up and down The annular concave ditch of column, and the height of plane where the annular concave ditch of the top to the cap body lower end is less than institute Annular ridge is stated topmost to the height of plane where horizontal extension portion upper surface;First card division includes above and below multiple The annular ridge of arrangement.
5. a kind of plastic packing box according to claim 4, it is characterised in that: the annular ridge is by being formed in described Fold section in one vertical extension is formed, and the annular concave ditch is by the fold section shape that is formed in the described second vertical extension At.
6. a kind of plastic packing box according to claim 5, it is characterised in that: the second vertical extension and the lid Angle is equipped with the first reinforcing rib between the upper surface of sub- main body;The outer surface of the second vertical extension and the third are oblique The second reinforcing rib is equipped with to angle between the lower surface of extension.
7. a kind of plastic packing box according to claim 6, it is characterised in that: the edge is in horizontal plane, described The top surface edge of edge is formed with the fixture block for blocking the described second oblique extension lower end, and the edge upper part of the fixture block is formed There is the lower end for the described second oblique extension to take advantage of a situation the first inclined-plane being caught in;The edge lower part of the fixture block is formed with described in confession Box clamping part is taken advantage of a situation the second inclined-plane being caught in.
CN201711144489.XA 2017-11-17 2017-11-17 A kind of plastic packing box Active CN107963328B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201711144489.XA CN107963328B (en) 2017-11-17 2017-11-17 A kind of plastic packing box

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CN107963328A CN107963328A (en) 2018-04-27
CN107963328B true CN107963328B (en) 2019-07-16

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111591586A (en) * 2020-06-02 2020-08-28 钱祎炜 Novel box cover with quick locking function

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8612239D0 (en) * 1986-05-20 1986-06-25 Lin Pac Mouldings Container assembly
DE9010009U1 (en) * 1990-07-02 1990-10-25 Jokey-Plastik Wipperfürth GmbH, 5272 Wipperfürth Plastic bucket and lid
DE9318733U1 (en) * 1993-12-07 1994-02-17 Kaspareth, Kasimir, 81827 München Disposal container
CN2538192Y (en) * 2002-01-22 2003-03-05 泉州梅洋塑胶五金制品有限公司 Sealed snack box
EP1312560A3 (en) * 2001-10-17 2003-05-28 Rpc Containers Limited Lid for container
CN203450546U (en) * 2013-11-21 2014-02-26 纪腾云 Box cover structure of injection molding food container

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8612239D0 (en) * 1986-05-20 1986-06-25 Lin Pac Mouldings Container assembly
DE9010009U1 (en) * 1990-07-02 1990-10-25 Jokey-Plastik Wipperfürth GmbH, 5272 Wipperfürth Plastic bucket and lid
DE9318733U1 (en) * 1993-12-07 1994-02-17 Kaspareth, Kasimir, 81827 München Disposal container
EP1312560A3 (en) * 2001-10-17 2003-05-28 Rpc Containers Limited Lid for container
CN2538192Y (en) * 2002-01-22 2003-03-05 泉州梅洋塑胶五金制品有限公司 Sealed snack box
CN203450546U (en) * 2013-11-21 2014-02-26 纪腾云 Box cover structure of injection molding food container

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