CN112027328A - Fireworks packing plant with protection mechanism - Google Patents

Fireworks packing plant with protection mechanism Download PDF

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Publication number
CN112027328A
CN112027328A CN202010671479.7A CN202010671479A CN112027328A CN 112027328 A CN112027328 A CN 112027328A CN 202010671479 A CN202010671479 A CN 202010671479A CN 112027328 A CN112027328 A CN 112027328A
Authority
CN
China
Prior art keywords
box body
box
fireworks
protection mechanism
packaging device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010671479.7A
Other languages
Chinese (zh)
Inventor
汤道军
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.)
Liling Ruifeng Fireworks Co ltd
Original Assignee
Liling Ruifeng Fireworks Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Liling Ruifeng Fireworks Co ltd filed Critical Liling Ruifeng Fireworks Co ltd
Priority to CN202010671479.7A priority Critical patent/CN112027328A/en
Publication of CN112027328A publication Critical patent/CN112027328A/en
Pending legal-status Critical Current

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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
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/14Linings or internal coatings
    • 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
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02Internal fittings
    • 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
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/20External fittings
    • B65D25/24External fittings for spacing bases of containers from supporting surfaces, e.g. legs
    • 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
    • B65D81/00Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Buffer Packaging (AREA)

Abstract

The invention discloses a firework packaging device with a protection mechanism, which comprises side folded plates, a waterproof coating and a box body, wherein the two sides of the box body are fixedly connected with the side folded plates, the two ends of the box body are fixedly connected with main folded plates, the four corners of the box body are provided with protection structures, and the bottom end inside the box body is provided with a damping structure. According to the invention, the supporting legs are arranged at the four corners of the bottom end of the box body, the supporting rods are inserted between the supporting legs, the supporting rods are in cross-shaped supporting distribution at the bottom end of the box body, the phenomenon that fireworks in the box body fall off due to the fact that the bottom end of the box body is deformed under stress can be prevented, the inner wall of the box body is provided with the cushion layer, the fireworks can be wrapped, the fireworks in the box body are prevented from shaking during transportation, the box body is not easy to damage when in use through the arrangement, the internal fireworks are not easy to fall.

Description

Fireworks packing plant with protection mechanism
Technical Field
The invention relates to the technical field of firework protection, in particular to a firework packaging device with a protection mechanism.
Background
Inside a large amount of gunpowder compositions that exist of fireworks need extra attention to avoid causing phenomenons such as collision extrusion to fireworks in transport and transportation, and the improper transport can have huge potential safety hazard, and the fireworks packing plant that is equipped with protection mechanism that security performance is high when using now needs one kind, but the fireworks packing plant that is equipped with protection mechanism that has now has a lot of problems or defects:
traditional fireworks packing plant that is equipped with protection mechanism is because box bottom end structure is firm inadequately when the transport, and fireworks overweight probably drops from the box bottom, causes fireworks to drop impairedly, uses to have the potential safety hazard.
Disclosure of Invention
The invention aims to provide a firework packaging device with a protection mechanism, which aims to solve the problem that fireworks are easy to fall off from the bottom end of a box body during transportation in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a fireworks packing plant with protection machanism, includes side folded plate, waterproof coating and box, the equal fixedly connected with side folded plate in both sides of box, the equal fixedly connected with main folded plate in both ends of box, four corners of box are provided with protective structure, the inside bottom of box is provided with shock-absorbing structure.
Preferably, the two sides of the box body are provided with catching grooves, and the outer side walls of the catching grooves are provided with anti-skidding blocks.
Preferably, the inside wall of the box body is provided with a cushion layer, and the cushion layer is uniformly wrapped on the inside wall of the box body.
Preferably, the inner side wall of the box body is provided with a waterproof coating, and the waterproof coating is uniformly distributed on the inner side wall of the box body.
Preferably, the bottom end of the interior of the box body is provided with supporting legs, the supporting legs are connected with supporting rods in the interior of the supporting legs, and the supporting rods are distributed at the bottom end of the box body in a crossed manner.
Preferably, be provided with the abrasionproof decreases the grained layer on the lateral wall of box, and the abrasionproof decreases the grained layer and be evenly paintd on the lateral wall of box.
Preferably, protective structure includes protecting crust, buffering foam particle layer and interior bond line, four corners of box all are provided with the protecting crust, and are provided with interior bond line on the inside wall of protecting crust, the inside of protecting crust evenly is provided with buffering foam particle layer.
Preferably, shock-absorbing structure includes backup pad, first connecting block, elastic ring, second connecting block and bottom plate, the inside bottom of box is provided with the bottom plate, and the top fixedly connected with second connecting block of bottom plate, the top of second connecting block is provided with the elastic ring, and the first connecting block of top fixedly connected with of elastic ring, the top fixedly connected with backup pad of first connecting block.
Preferably, the elastic rings are arranged and distributed between the supporting plate and the bottom plate at equal intervals.
Compared with the prior art, the invention has the beneficial effects that: this fireworks packing plant with protection machanism is rational in infrastructure, has following advantage:
(1) the damping structure is arranged in the box body, fireworks are placed on the supporting plate when the box body is used, the elastic ring is arranged between the supporting plate and the bottom plate, so that the box body works to buffer and damp when being collided and shaken, the fireworks are protected, the internal structure of the fireworks is prevented from being damaged due to vibration, a certain space is formed between the supporting plate and the bottom plate, water and moisture can be effectively prevented, and the fireworks can be effectively damped and protected through the damping structure, so that the transportation engineering is safer and more efficient;
(2) supporting legs are arranged at four corners of the bottom end of the box body, supporting rods are inserted between the supporting legs, the supporting rods are in cross-shaped supporting distribution at the bottom end of the box body, the phenomenon that fireworks in the box body drop due to the fact that the bottom end of the box body is deformed under stress can be prevented, a cushion layer is arranged on the inner wall of the box body, the fireworks can be wrapped, the fireworks in the box body are prevented from shaking during carrying, the box body is not prone to damage when used, the internal fireworks are not prone to dropping, and the protection effect on the fireworks is better;
(3) be provided with protective structure through four corners at the box, the protecting crust passes through the bond line and bonds and protect it in the box corner during use, and the inside buffering foam particle layer that is provided with evenly distributed of protecting crust makes the inside certain buffer space that exists of protecting crust, suffers the collision extrusion and makes the protecting crust inside can cushion the power, avoids inside fireworks to receive extrusion collision damage, can prolong the life of box through this setting, and the use sense is better.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a front view of the shock absorbing structure of the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic bottom view of the present invention;
FIG. 5 is a front view of the protective structure of the present invention;
fig. 6 is a schematic top view of the present invention.
In the figure: 1. a side folded plate; 2. a water-resistant coating; 3. a main folded plate; 4. a box body; 5. a wear resistant particulate layer; 6. a protective structure; 601. a protective shell; 602. a layer of cushioning foam particles; 603. an inner adhesive layer; 7. a shock-absorbing structure; 701. a support plate; 702. a first connection block; 703. an elastic ring; 704. a second connecting block; 705. a base plate; 8. a cushion layer; 9. anti-skid blocks; 10. buckling grooves; 11. supporting legs; 12. a support rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an embodiment of the present invention is shown: a firework packaging device with a protection mechanism comprises side folded plates 1, a waterproof coating 2 and a box body 4, wherein the two sides of the box body 4 are fixedly connected with the side folded plates 1, buckling grooves 10 are formed in the two sides of the box body 4, and anti-skidding blocks 9 are arranged on the outer side walls of the buckling grooves 10, so that force application points are formed when the box body 4 is carried manually, and the force application is more convenient;
the inner side wall of the box body 4 is provided with a cushion layer 8, the cushion layer 8 is uniformly wrapped on the inner side wall of the box body 4, and the cushion layer 8 arranged in the box body 4 protects the outer wall of the fireworks and prevents the fireworks from shaking in the box body 4 during carrying and moving;
the inner side wall of the box body 4 is provided with the waterproof coating 2, and the waterproof coating 2 is uniformly distributed on the inner side wall of the box body 4, so that the box body 4 can be prevented from being affected with damp to prevent the internal fireworks from being affected with damp;
the bottom end in the box body 4 is provided with supporting legs 11, the supporting legs 11 are internally supported and connected with supporting rods 12, the supporting rods 12 are in cross distribution at the bottom end of the box body 4, the supporting legs 11 are arranged at four corners of the bottom end of the box body 4, the supporting rods 12 are inserted between the supporting legs 11, the supporting rods 12 are in cross support distribution at the bottom end of the box body 4, the phenomenon that fireworks in the box body 4 drop due to the fact that the bottom end of the box body 4 is stressed and deformed can be prevented, a cushion layer 8 is arranged on the inner wall of the box body 4, the fireworks can be wrapped, the fireworks are prevented from shaking in the box body 4 during carrying, the box body 4 is not prone to damage when being used through the;
an anti-abrasion particle layer 5 is arranged on the outer side wall of the box body 4, and the anti-abrasion particle layer 5 is uniformly coated on the outer side wall of the box body 4, so that the service life of the box body 4 can be prolonged;
the two ends of the box body 4 are fixedly connected with the main folded plates 3, the four corners of the box body 4 are provided with protective structures 6, each protective structure 6 comprises a protective shell 601, a buffer foam particle layer 602 and an inner adhesive layer 603, the four corners of the box body 4 are provided with the protective shells 601, the inner side walls of the protective shells 601 are provided with the inner adhesive layers 603, and the buffer foam particle layers 602 are uniformly arranged in the protective shells 601;
specifically, as shown in fig. 1 and 5, in use, the protective structures 6 are arranged at the four corners of the box body 4, the protective shell 601 is bonded at the corners of the box body 4 through the inner adhesive layer 603 to protect the box body 4, and the uniformly distributed buffer foam particle layers 602 are arranged in the protective shell 601, so that a certain buffer space is formed in the protective shell 601, the interior of the protective shell 601 can buffer force due to collision and extrusion, the internal fireworks can be prevented from being damaged due to extrusion and collision, the service life of the box body 4 can be prolonged through the arrangement, and the use feeling is better;
the damping structure 7 is arranged at the bottom end inside the box body 4, the damping structure 7 comprises a supporting plate 701, a first connecting block 702, an elastic ring 703, a second connecting block 704 and a bottom plate 705, the bottom end inside the box body 4 is provided with the bottom plate 705, the top end of the bottom plate 705 is fixedly connected with the second connecting block 704, the top end of the second connecting block 704 is provided with the elastic ring 703, the top end of the elastic ring 703 is fixedly connected with the first connecting block 702, the top end of the first connecting block 702 is fixedly connected with the supporting plate 701, and the elastic rings 703 are arranged and distributed at equal intervals between the supporting plate 701 and the bottom plate 705;
specifically, as shown in fig. 1 and 2, during the use, through being provided with shock-absorbing structure 7 in box 4 inside, fireworks are placed on backup pad 701 during the use, be provided with elastic ring 703 between backup pad 701 and the bottom plate 705, work by elastic ring 703 when making box 4 suffer the collision and rock and play buffering shock attenuation effect, protect fireworks, it is impaired to prevent fireworks inner structure vibrations, and there is certain space between backup pad 701 and the bottom plate 705, can effectively prevent water and damp-proofly, can effectually carry out shock attenuation protection to fireworks through this setting, make the transport transportation engineering safe more high-efficient.
The working principle is as follows: when in use, the box body 4 is placed on a flat desktop or the ground, the side folded plates 1 and the main folded plates 3 arranged on the box body 4 are turned over and opened, fireworks are properly placed on the damping structure 7 arranged in the box body 4 and are protected by the damping structure 7, the cushion layer 8 arranged in the box body 4 protects the outer wall of the fireworks to prevent the fireworks from shaking in the box body 4 when in transportation and movement, the inner side wall of the box body 4 is provided with the waterproof coating layer 2, the outer wall of the box body 4 is provided with the anti-abrasion granular layer 5, the service life of the box body 4 can be prolonged, the fireworks stored in the box body 4 are prevented from being affected with damp, the four corners of the box body 4 are provided with the protective structures 6 to wrap and protect the outer wall corners of the box body 4, the bottom end inside the box body 4 is supported with the supporting legs 11 and the supporting bars 12 to strengthen the bottom, firstly, the damping structure 7 is arranged in the box body 4, fireworks are placed on the supporting plate 701 in use, the elastic ring 703 is arranged between the supporting plate 701 and the bottom plate 705, so that the box body 4 is enabled to work by the elastic ring 703 to play a role of buffering and damping when being collided and shaken, the fireworks are protected, the internal structure of the fireworks is prevented from being damaged by vibration, a certain space is formed between the supporting plate 701 and the bottom plate 705, water and moisture can be effectively prevented, the fireworks can be effectively damped and protected through the arrangement, and the transportation engineering is safer and more efficient;
secondly, supporting legs 11 are arranged at four corners of the bottom end of the box body 4, supporting rods 12 are inserted between the supporting legs 11, the supporting rods 12 are in cross-shaped supporting distribution at the bottom end of the box body 4, the phenomenon that fireworks in the box body 4 drop due to the fact that the bottom end of the box body 4 is deformed under stress can be prevented, a cushion layer 8 is arranged on the inner wall of the box body 4, the fireworks can be wrapped, the fireworks in the box body 4 are prevented from shaking during carrying, the box body 4 is not prone to damage when being used through the arrangement, the internal fireworks are not prone to drop, and the protection effect on the;
finally, be provided with protective structure 6 through four corners at box 4, protective housing 601 bonds and protects it in box 4 corner through interior bond line 603 during the use, and protective housing 601 inside is provided with evenly distributed's buffering foam particle layer 602, make protective housing 601 inside have certain buffering space, suffer collision extrusion and make protective housing 601 inside can cushion the power, avoid inside fireworks to receive extrusion collision damage, can prolong box 4's life through this setting, the sense of use is better.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. The utility model provides a fireworks packing plant with protection machanism, includes side folded plate (1), waterproof coating (2) and box (4), its characterized in that: the equal fixedly connected with side folded plate (1) in both sides of box (4), the equal fixedly connected with main folded plate (3) in both ends of box (4), four corners of box (4) are provided with protective structure (6), the inside bottom of box (4) is provided with shock-absorbing structure (7).
2. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: two sides of the box body (4) are provided with catching grooves (10), and the outer side walls of the catching grooves (10) are provided with anti-skidding blocks (9).
3. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: be provided with bed course (8) on the inside wall of box (4), and bed course (8) are even parcel on the inside wall of box (4).
4. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: the waterproof coating (2) is arranged on the inner side wall of the box body (4), and the waterproof coating (2) is uniformly distributed on the inner side wall of the box body (4).
5. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: the bottom of the interior of the box body (4) is provided with supporting legs (11), the support of the interior of the supporting legs (11) is connected with supporting rods (12), and the supporting rods (12) are distributed at the bottom of the box body (4) in a cross mode.
6. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: be provided with abrasionproof decreases grained layer (5) on the lateral wall of box (4), and abrasionproof decreases grained layer (5) and be evenly paintd on the lateral wall of box (4).
7. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: protective structure (6) are including protecting crust (601), buffering foam particle layer (602) and interior adhesive layer (603), four corners of box (4) all are provided with protecting crust (601), and are provided with interior adhesive layer (603) on the inside wall of protecting crust (601), the inside of protecting crust (601) evenly is provided with buffering foam particle layer (602).
8. A fireworks packaging device provided with protection mechanism according to claim 1 characterized in that: shock-absorbing structure (7) are including backup pad (701), first connecting block (702), elastic ring (703), second connecting block (704) and bottom plate (705), the inside bottom of box (4) is provided with bottom plate (705), and the top fixedly connected with second connecting block (704) of bottom plate (705), the top of second connecting block (704) is provided with elastic ring (703), and the first connecting block (702) of top fixedly connected with of elastic ring (703), the top fixedly connected with backup pad (701) of first connecting block (702).
9. A fireworks packaging device provided with protection mechanism according to claim 8 characterized in that: the elastic rings (703) are arranged and distributed between the support plate (701) and the bottom plate (705) at equal intervals.
CN202010671479.7A 2020-07-13 2020-07-13 Fireworks packing plant with protection mechanism Pending CN112027328A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010671479.7A CN112027328A (en) 2020-07-13 2020-07-13 Fireworks packing plant with protection mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010671479.7A CN112027328A (en) 2020-07-13 2020-07-13 Fireworks packing plant with protection mechanism

Publications (1)

Publication Number Publication Date
CN112027328A true CN112027328A (en) 2020-12-04

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ID=73579522

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010671479.7A Pending CN112027328A (en) 2020-07-13 2020-07-13 Fireworks packing plant with protection mechanism

Country Status (1)

Country Link
CN (1) CN112027328A (en)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009102047A (en) * 2007-10-24 2009-05-14 Kyocera Mita Corp Corrugated board shock-absorbing material and packaging material
CN103224099A (en) * 2013-05-13 2013-07-31 深圳市华星光电技术有限公司 Liquid crystal glass packaging device
CN103935587A (en) * 2014-03-28 2014-07-23 安徽省嘉信包装印务有限公司 Corrugated carton protection device
CN203865167U (en) * 2014-03-29 2014-10-08 俞学贵 Hot workpiece receiving box
CN205525806U (en) * 2016-01-23 2016-08-31 青岛中建联合建设工程有限公司 A security toolbox for electric power
CN206599115U (en) * 2017-03-06 2017-10-31 四川魔态科技有限公司 A kind of fragile article is packed for carton
CN206857353U (en) * 2017-06-29 2018-01-09 南昌恒欧实业有限公司 A kind of engine packing box with sealing function
CN208233681U (en) * 2018-03-20 2018-12-14 合肥荣丰包装制品有限公司 A kind of high intensity EPO package
CN208560297U (en) * 2018-06-07 2019-03-01 浙江大华集团嘉兴包装有限公司 A kind of carton that dampproof effect is good
CN109533576A (en) * 2017-07-31 2019-03-29 随州市珠峰科技工程有限公司 A kind of edible fungus bag Turnround basket
CN210455864U (en) * 2019-08-14 2020-05-05 河北和瑞包装有限公司 Damping corrugated paper gasket structure for corrugated paper board packaging box

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009102047A (en) * 2007-10-24 2009-05-14 Kyocera Mita Corp Corrugated board shock-absorbing material and packaging material
CN103224099A (en) * 2013-05-13 2013-07-31 深圳市华星光电技术有限公司 Liquid crystal glass packaging device
CN103935587A (en) * 2014-03-28 2014-07-23 安徽省嘉信包装印务有限公司 Corrugated carton protection device
CN203865167U (en) * 2014-03-29 2014-10-08 俞学贵 Hot workpiece receiving box
CN205525806U (en) * 2016-01-23 2016-08-31 青岛中建联合建设工程有限公司 A security toolbox for electric power
CN206599115U (en) * 2017-03-06 2017-10-31 四川魔态科技有限公司 A kind of fragile article is packed for carton
CN206857353U (en) * 2017-06-29 2018-01-09 南昌恒欧实业有限公司 A kind of engine packing box with sealing function
CN109533576A (en) * 2017-07-31 2019-03-29 随州市珠峰科技工程有限公司 A kind of edible fungus bag Turnround basket
CN208233681U (en) * 2018-03-20 2018-12-14 合肥荣丰包装制品有限公司 A kind of high intensity EPO package
CN208560297U (en) * 2018-06-07 2019-03-01 浙江大华集团嘉兴包装有限公司 A kind of carton that dampproof effect is good
CN210455864U (en) * 2019-08-14 2020-05-05 河北和瑞包装有限公司 Damping corrugated paper gasket structure for corrugated paper board packaging box

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Application publication date: 20201204