CN113148378A

CN113148378A - Carrying carton with bottom dead weight locking and sealing structure

Info

Publication number: CN113148378A
Application number: CN202110186048.6A
Authority: CN
Inventors: 张天明
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-14
Filing date: 2021-02-14
Publication date: 2021-07-23

Abstract

The invention discloses a carrying carton with a bottom dead weight locking sealing structure, which belongs to the field of cartons, and comprises a carton body, wherein the carton body comprises a carton body, the lower end of the carton body is connected with a gravity self-locking bottom plate assembly, the gravity self-locking bottom plate assembly comprises a narrow-edge bottom plate, the front end and the rear end of the carton body are fixedly connected with the narrow-edge bottom plate, a wide-edge bottom plate and the gravity self-locking plate are mutually matched, when articles are placed in the carton body, the narrow-edge bottom plate, the wide-edge bottom plate and the gravity self-locking plate can be mutually locked through the dead weight of the articles, the use of adhesive tapes is effectively omitted, the tightness of the bottom of the carton body is improved, the phenomenon that the bottom of the carton body is exposed due to the overweight of the articles is effectively avoided, the articles are effectively protected, the breakage rate of the carton body is effectively reduced, and the repeated utilization rate of the carton body is improved, the input cost is reduced.

Description

Carrying carton with bottom dead weight locking and sealing structure

Technical Field

The invention relates to the field of cartons, in particular to a carrying carton with a bottom dead weight locking and sealing structure.

Background

The paper box is the most widely used packing product, and has various specifications and models, such as corrugated paper boxes, single-layer cardboard boxes and the like according to different materials. The paper box is commonly used for three layers and five layers, seven layers are used less, each layer is divided into lining paper, corrugated paper, core paper and face paper, the lining paper and the face 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 (colors and handfeel) produced by different manufacturers is different.

Along with the increasing competition of modern society, people move more and more along with the change of work and mood, and moving companies are rising. When a moving company provides moving services for customers, a large number of moving cartons are needed to be used for placing household articles of the customers, the arrangement and the moving of articles by the customers are facilitated, and the cartons used by the moving company are mostly recycled under the condition that the cartons are not damaged, so that the waste of resources is reduced, and the investment of cost is reduced.

However, most of the bottom seals of the existing carrying cartons are formed by four square plates, and are sealed by bonding with articles such as adhesive tapes, and the seals are not high in fastening tightness, so that when the carrying cartons are used for carrying heavy articles, the bottom seals are easily opened under the action of gravity, the articles inside the carrying cartons are scattered, the articles are damaged, and multiple layers of adhesive tapes are required to be bonded at the bottoms of the carrying cartons for ensuring the use of the carrying cartons, so that the recycling of the carrying cartons is not facilitated, the next use of the carrying cartons is influenced, and the input cost is increased.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a carrying carton with a bottom dead weight locking and sealing structure, which can be matched with each other through a narrow-side bottom plate, a wide-side bottom plate and a gravity self-locking plate, when articles are placed in a box body, the narrow-side bottom plate, the wide-side bottom plate and the gravity self-locking plate can be locked with each other through the dead weight of the articles, the use of an adhesive tape is effectively omitted, the tightness of the bottom of the carton body is improved, the phenomenon that the bottom of the carton body is exposed due to overweight of the articles is effectively avoided, the articles are effectively protected, the damage rate of the carton body is effectively reduced, the reuse ratio of the carton body is improved, and the investment cost is reduced.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a transport carton with bottom dead weight locking sealing structure, includes the carton body, the carton body is including the box, the box lower extreme is connected with gravity auto-lock bottom plate subassembly, gravity auto-lock bottom plate subassembly is including narrow limit bottom plate, the equal fixedly connected with narrow limit bottom plate in both ends around the box, the equal fixedly connected with in both ends is located the broadside bottom plate of narrow limit bottom plate downside about the box, two the broadside bottom plate is close to the equal fixedly connected with gravity auto-lock board of one end each other, set up on the narrow limit bottom plate with gravity auto-lock board assorted auto-lock diaphragm orifice. Through narrow limit bottom plate, broadside bottom plate and gravity self-locking plate mutually support, when placing article in the box, can pass through the dead weight of article, make narrow limit bottom plate, broadside bottom plate and gravity self-locking plate lock each other, effectively save the use of sticky tape, improve the fastening nature of carton body bottom, effectively avoid because article overweight causes the phenomenon that the bottom was revealed to the carton body, effectively protect article, and effectively reduce the breakage rate of carton body, improve the reuse rate of carton body, reduce the input cost.

Further, both ends equal fixedly connected with bottom plate reinforcing block about the box, bottom plate reinforcing block lower extreme and broadside bottom plate fixed connection, a plurality of reinforcing horizontal poles of fixedly connected with in the bottom plate reinforcing block, a plurality of reinforcing montants of fixedly connected with on the reinforcing horizontal pole. Form cross texture between reinforcing horizontal pole and the reinforcing montant, when the bottom of carton body was received the action of gravity and is produced decurrent power of dragging, effectively improved the joint strength between box and the broadside bottom plate, improved the intensity of carton body bottom, improved the life of carton body.

Furthermore, the bottom plate reinforcing block is made of umbrella cloth, and the reinforcing transverse rods and the reinforcing vertical rods are made of composite rubber. The material of umbrella cloth and compound rubber effectively reduces the cost of preparation carton body, the processing and the use of the carton body of being convenient for.

Furthermore, the lower end of the wide-edge bottom plate is fixedly connected with an auxiliary self-locking belt, and the front end and the rear end of the auxiliary self-locking belt both extend to the outer side of the carton body.

Further, transport holes have all been seted up at both ends around the box, transport hole and supplementary auto-lock area phase-match. When carrying article, penetrate the box through supplementary auto-lock area in, make supplementary auto-lock area accept the broadside bottom plate, alleviate the pressure that article caused the bottom to supplementary gravity auto-lock bottom plate subassembly forms the locking, improves the use strength of carton body, improves the suitability of carton body.

Furthermore, the auxiliary self-locking belt is located on the left side, the right end of the auxiliary self-locking belt is fixedly connected with a buckle, and the auxiliary self-locking belt is located on the right side, and a clamping groove matched with the buckle is formed in the left end of the auxiliary self-locking belt. Two supplementary auto-lock bands pass through buckle and draw-in groove interconnect, can receive the carton body when the carton body does not use and fold, fasten the carton body, reduce the area of carton body, are convenient for collect and remove the carton body.

Furthermore, the box body is internally sleeved with buffer gas, and the buffer gas is made of plastic. When carrying comparatively valuable article, suit buffering gas in the box, protect article through buffering gas, cushion the power of shaking that produces in the handling, reduce the collision of article, effectively avoid article to produce in the handling and damage, improve handling efficiency.

Further, the carton body is made by multilayer composite board, multilayer composite board is including the flute buffer board, the inside and outside both ends of flute buffer board all bond and have the honeycomb reinforcing plate, two the dampproofing board of plastics has all bonded to honeycomb reinforcing plate outer end. Mutually support through honeycomb reinforcing plate and corrugated buffer board, increase the intensity of carton body, the plastics dampproofing board is located the inlayer and the inlayer of carton body, effectively makes the carton body realize dampproofing and waterproofing, effectively protects this internal article of carton to improve the save time of carton body, effectively avoid mildening and rot, the rotten of carton body.

Further, the processing technology of the carton body comprises the following steps:

m1, primary bonding: bonding honeycomb reinforcing plates on two end faces of the corrugated buffer plate by using a first glue dispensing device, and drying and fixing;

m2. re-bonding: bonding a plastic damp-proof plate on the outer end face of the honeycomb reinforcing plate by using a second glue dispensing device, and pressing, drying and fixing;

and M3, plate making: cutting out the composite board for manufacturing the carton body by using cutting equipment according to the size of the customized carton body;

m4. detail processing: carrying out crease mark stamping on the composite board through stamping equipment, distinguishing a box body and a gravity self-locking bottom board assembly, and respectively processing a carrying hole and a self-locking board hole through punching equipment;

m5. case forming: and (5) folding and fixing according to coining to form the box body, thus manufacturing the carton body. The composite board is prepared by the plastic moisture-proof board, the honeycomb reinforcing board and the corrugated buffer board in advance, and the carton body is processed by other equipment such as cutting equipment, so that the batch production of the carton body is facilitated, the production cost is reduced, and the economic benefit of the carton body is improved.

Further, the use method of the gravity self-locking bottom plate assembly comprises the following steps:

s1, folding two narrow-edge bottom plates towards a box body to cover the lower end of the box body;

s2, inserting the gravity self-locking plate into the self-locking plate hole, and driving the wide-edge bottom plate to be folded towards the box body until the gravity self-locking plate completely enters the box body;

s3, pressing the wide-edge bottom plate by using hands to tightly fasten the wide-edge bottom plate, the narrow-edge bottom plate and the box body;

s4, turning over the gravity self-locking plates from the upper end of the box body to enable the two gravity self-locking plates to be respectively turned over outwards and paved;

s5, placing the articles to be carried into the box body and placing the articles at the upper end of the gravity self-locking plate;

s6, when the carton body is carried, articles in the carton body press the gravity self-locking plate, so that the gravity self-locking plate, the narrow-edge bottom plate and the wide-edge bottom plate are locked with each other. Form locking structure through broadside bottom plate and gravity from jam plate, press from both sides tight narrow limit bottom plate, when gravity from jam plate receives article gravity to do, gravity from jam plate divides gravity to effective and narrow limit bottom plate and from jam plate hole form auto-lock structure, under the action of gravity, make between narrow limit bottom plate, auto-lock diaphragm orifice and the gravity from jam plate more and more tight, effectively improve the auto-lock ability of carton body bottom.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme is through narrow limit bottom plate, broadside bottom plate and gravity self-locking plate mutually support, when placing article in the box, can pass through the dead weight of article, make narrow limit bottom plate, broadside bottom plate and gravity self-locking plate lock each other, effectively save the use of sticky tape, improve the fastening nature of carton body bottom, effectively avoid because article overweight causes the phenomenon that the bottom was revealed to the carton body, effectively protect article, and effectively reduce the breakage rate of carton body, improve the reuse rate of carton body, and the input cost is reduced.

(2) Form cross texture between reinforcing horizontal pole and the reinforcing montant, when the bottom of carton body was received the action of gravity and is produced decurrent power of dragging, effectively improved the joint strength between box and the broadside bottom plate, improved the intensity of carton body bottom, improved the life of carton body.

(3) The material of umbrella cloth and compound rubber effectively reduces the cost of preparation carton body, the processing and the use of the carton body of being convenient for.

(4) When carrying article, penetrate the box through supplementary auto-lock area in, make supplementary auto-lock area accept the broadside bottom plate, alleviate the pressure that article caused the bottom to supplementary gravity auto-lock bottom plate subassembly forms the locking, improves the use strength of carton body, improves the suitability of carton body.

(5) Two supplementary auto-lock bands pass through buckle and draw-in groove interconnect, can receive the carton body when the carton body does not use and fold, fasten the carton body, reduce the area of carton body, are convenient for collect and remove the carton body.

(6) When carrying comparatively valuable article, suit buffering gas in the box, protect article through buffering gas, cushion the power of shaking that produces in the handling, reduce the collision of article, effectively avoid article to produce in the handling and damage, improve handling efficiency.

(7) Mutually support through honeycomb reinforcing plate and corrugated buffer board, increase the intensity of carton body, the plastics dampproofing board is located the inlayer and the inlayer of carton body, effectively makes the carton body realize dampproofing and waterproofing, effectively protects this internal article of carton to improve the save time of carton body, effectively avoid mildening and rot, the rotten of carton body.

(8) The composite board is prepared by the plastic moisture-proof board, the honeycomb reinforcing board and the corrugated buffer board in advance, and the carton body is processed by other equipment such as cutting equipment, so that the batch production of the carton body is facilitated, the production cost is reduced, and the economic benefit of the carton body is improved.

(9) Form locking structure through broadside bottom plate and gravity from jam plate, press from both sides tight narrow limit bottom plate, when gravity from jam plate receives article gravity to do, gravity from jam plate divides gravity to effective and narrow limit bottom plate and from jam plate hole form auto-lock structure, under the action of gravity, make between narrow limit bottom plate, auto-lock diaphragm orifice and the gravity from jam plate more and more tight, effectively improve the auto-lock ability of carton body bottom.

Drawings

FIG. 1 is a schematic view of an axial structure of the present invention;

FIG. 2 is an exploded view of the gravity locking base plate assembly of the present invention;

FIG. 3 is a schematic view of the unfolding axial structure of the carton body according to the present invention;

FIG. 4 is a schematic view of the inner axial structure of the reinforcing block of the base plate of the present invention;

FIG. 5 is a schematic view of a layered axial structure of the carton body material of the present invention;

FIG. 6 is a schematic view of a buffer gas axis structure according to the present invention;

fig. 7 is a schematic view of the axial structure of the opened carton body according to the present invention;

FIG. 8 is a schematic view of the axial structure of the carton body of the present invention;

FIG. 9 is a schematic view of the carton body of the present invention in an in-use isometric configuration;

FIG. 10 is a schematic view of a gravity-resolved axial structure of the carton body of the present invention when loaded;

fig. 11 is a schematic view of the processing flow of the carton body according to the present invention;

fig. 12 is a schematic view of a flow structure of a method for using the gravity self-locking bottom plate assembly of the present invention.

The reference numbers in the figures illustrate:

the carton comprises a carton body 1, a plastic moistureproof board 101, a honeycomb reinforcing board 102, a corrugated buffer board 103, a box body 2, a carrying hole 201, a gravity self-locking bottom board component 3, a narrow-edge bottom board 301, a self-locking board hole 302, a wide-edge bottom board 303, a gravity self-locking board 304, a bottom board reinforcing block 4, a reinforcing transverse rod 401, a reinforcing vertical rod 402, an auxiliary self-locking belt 5 and a buffer air bag 6.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

please refer to fig. 1-12, a carrying carton with bottom dead weight locking sealing structure, which comprises a carton body 1, the carton body 1 comprises a box body 2, the lower end of the box body 2 is connected with a gravity self-locking bottom plate component 3, the gravity self-locking bottom plate component 3 comprises a narrow-edge bottom plate 301, the narrow-edge bottom plates 301 are fixedly connected to the front and rear ends of the box body 2, the wide-edge bottom plates 303 are fixedly connected to the left and right ends of the box body 2 and are located on the lower side of the narrow-edge bottom plate 301, the two wide-edge bottom plates 303 are close to each other, the one end of each wide-edge bottom plate 303 is fixedly connected with a gravity self-locking plate 304, and self-locking plate holes 302 matched with the gravity self-locking plates 304 are arranged on the narrow-edge bottom plate 301. Through narrow limit bottom plate 301, broadside bottom plate 303 and gravity self-locking plate 304 mutually support, when placing article in box 2, can be through the dead weight of article, make narrow limit bottom plate 301, broadside bottom plate 303 and gravity self-locking plate 304 lock each other, effectively save the use of sticky tape, improve the fastening nature of 1 bottom of carton body, effectively avoid because article overweight cause the phenomenon that carton body 1 exposes the end, effectively protect article, and effectively reduce carton body 1's breakage rate, improve carton body 1's reuse rate, reduce the input cost.

Referring to fig. 4, the left and right ends of the box body 2 are fixedly connected with a bottom plate reinforcing block 4, the lower end of the bottom plate reinforcing block 4 is fixedly connected with the wide-side bottom plate 303, a plurality of reinforcing cross rods 401 are fixedly connected in the bottom plate reinforcing block 4, and a plurality of reinforcing vertical rods 402 are fixedly connected to the reinforcing cross rods 401. Form cross texture between reinforcing horizontal pole 401 and the reinforcing montant 402, when the bottom of carton body 1 was received the action of gravity and is produced the decurrent power of dragging, effectively improve the joint strength between box 2 and the broadside bottom plate 303, improve the intensity of carton body 1 bottom, improve carton body 1's life.

Referring to fig. 4, the bottom plate reinforcing block 4 is made of umbrella cloth, and the reinforcing cross bar 401 and the reinforcing vertical bar 402 are made of composite rubber. The material of umbrella cloth and compound rubber effectively reduces the cost of preparation carton body 1, the processing and the use of the carton body 1 of being convenient for.

Referring to fig. 2, the lower end of the wide bottom plate 303 is fixedly connected with an auxiliary self-locking belt 5, and the front end and the rear end of the auxiliary self-locking belt 5 extend to the outer side of the carton body 1.

Referring to fig. 2, the front and rear ends of the box 2 are both provided with carrying holes 201, and the carrying holes 201 are matched with the auxiliary self-locking belt 5. When carrying article, penetrate in box 2 through supplementary self-locking area 5, make supplementary self-locking area 5 accept broadside bottom plate 303, alleviate the pressure that article caused the bottom to supplementary gravity self-locking bottom plate subassembly 3 forms the locking, improves carton body 1's use strength, improves carton body 1's suitability.

Referring to fig. 1, a buckle is fixedly connected to the right end of the left auxiliary self-locking belt 5, and a slot matched with the buckle is formed in the left end of the right auxiliary self-locking belt 5. Two supplementary from lock area 5 pass through buckle and draw-in groove interconnect, can receive carton body 1 when carton body 1 does not use and fold, fasten carton body 1, reduce carton body 1's area, are convenient for collect and remove carton body 1.

Referring to fig. 6, a buffer gas 6 is installed in the box 2, and the buffer gas 6 is made of plastic. When carrying comparatively valuable article, adorn buffer gas 6 in box 2, protect article through buffer gas 6, cushion the power of shaking that produces in the handling, reduce the collision of article, effectively avoid article to produce in the handling and damage, improve handling efficiency.

Referring to fig. 5, the carton body 1 is made of a multi-layer composite board, the multi-layer composite board includes a corrugated buffer board 103, honeycomb reinforcing boards 102 are bonded to the inner and outer ends of the corrugated buffer board 103, and plastic moisture-proof boards 101 are bonded to the outer ends of the two honeycomb reinforcing boards 102. Mutually support through honeycomb reinforcing plate 102 and corrugated buffer board 103, increase the intensity of carton body 1, plastics dampproofing board 101 is located the inlayer and outside layer of carton body 1, effectively makes carton body 1 realize dampproofing and waterproofing, effectively protects the article in the carton body 1 to improve the save time of carton body 1, effectively avoid mildening and rot, the corruption of carton body 1.

Referring to fig. 1-12, the method of use: firstly, folding two narrow-side bottom plates 301 towards a box body 2 (please refer to fig. 7), covering the lower end of the box body 2, then inserting a gravity self-locking plate 304 into a self-locking plate hole 302, and driving a wide-side bottom plate 303 to fold towards the box body 2 until the gravity self-locking plate 304 completely enters into the box body 2, and pressing the wide-side bottom plate 303, so that the wide-side bottom plate 303, the narrow-side bottom plate 301 and the box body 2 are fastened (please refer to fig. 8), turning over the gravity self-locking plate 304 from the upper end of the box body 2, so that the two gravity self-locking plates 304 are respectively turned over and flattened outwards (please refer to fig. 9), placing a part of articles in the box body 2 in advance, penetrating an auxiliary self-locking belt 5 into the box body 2 from a carrying hole 201, inserting the inner end of the auxiliary self-locking belt 5 into the articles, continuing to place the articles in the box body 2, covering a box cover of the box body 2, using the carrying hole 201 to carry the box body 1, the gravity self-locking plate 304 is pressed by the articles in the box body 2, so that the gravity self-locking plate 304, the narrow-edge bottom plate 301 and the wide-edge bottom plate 303 are locked with each other, the auxiliary self-locking belt 5 relieves the pressure of the articles on the bottom, and the auxiliary gravity self-locking bottom plate assembly 3 is locked to effectively fix the articles between the auxiliary self-locking belt 5 and the gravity self-locking plate 304, so that the stability of the articles in the carrying process is improved (see fig. 10). Through narrow limit bottom plate 301, broadside bottom plate 303 and gravity self-locking plate 304 mutually support, when placing article in box 2, can be through the dead weight of article, make narrow limit bottom plate 301, broadside bottom plate 303 and gravity self-locking plate 304 lock each other, effectively save the use of sticky tape, improve the fastening nature of 1 bottom of carton body, effectively avoid because article overweight cause the phenomenon that carton body 1 exposes the end, effectively protect article, and effectively reduce carton body 1's breakage rate, improve carton body 1's reuse rate, reduce the input cost.

Example 2:

referring to fig. 1 to 12, wherein the same or corresponding components as those in embodiment 1 are designated by the same reference numerals as those in embodiment 1, only the points different from embodiment 1 will be described below for the sake of convenience. This example 2 differs from example 1 in that: referring to fig. 11, the processing process of the carton body 1 includes the following steps:

m1, primary bonding: bonding the honeycomb reinforcing plates 102 on the two end faces of the corrugated buffer plate 103 by using a first glue dispensing device, and drying and fixing;

m2. re-bonding: bonding a plastic moisture-proof plate 101 on the outer end face of the honeycomb reinforcing plate 102 by using a second glue dispensing device, and pressing, drying and fixing;

and M3, plate making: cutting out the composite board for manufacturing the carton body 1 by using cutting equipment according to the size of the customized carton body 1;

m4. detail processing: carrying out crease embossing on the composite board through embossing equipment, distinguishing the box body 2 from the gravity self-locking bottom board assembly 3, and respectively processing the carrying holes 201 and the self-locking board holes 302 through punching equipment;

m5. case forming: the box body 2 is formed by fixing the folded paper box body according to the embossing, and the paper box body 1 is manufactured. The composite board is manufactured by the plastic moisture-proof board 101, the honeycomb reinforcing board 102 and the corrugated buffer board 103 in advance, and the carton body 1 is processed by other equipment such as cutting equipment, so that the batch production of the carton body 1 is facilitated, the production cost is reduced, and the economic benefit of the carton body 1 is improved.

Example 3:

referring to fig. 1 to 12, wherein the same or corresponding components as those in embodiment 1 are designated by the same reference numerals as those in embodiment 1, only the points different from embodiment 1 will be described below for the sake of convenience. This example 3 differs from example 1 in that: referring to fig. 7-10 and 12, the method of using the gravity self-locking bottom plate assembly 3 comprises the following steps:

s1, folding two narrow-edge bottom plates 301 towards a box body 2 to cover the lower end of the box body 2;

s2, inserting the gravity self-locking plate 304 into the self-locking plate hole 302, and driving the wide-edge bottom plate 303 to be folded towards the box body 2 until the gravity self-locking plate 304 completely enters the box body 2;

s3, pressing the wide-side bottom plate 303 by using hands to fasten the wide-side bottom plate 303, the narrow-side bottom plate 301 and the box body 2;

s4, turning over the gravity self-locking plates 304 from the upper end of the box body 2, and enabling the two gravity self-locking plates 304 to be respectively turned over outwards and paved;

s5, placing the articles to be carried into the box body 2 and placing the articles at the upper end of the gravity self-locking plate 304;

s6, when the carton body 1 is carried, articles in the carton body 2 press the gravity self-locking plate 304, so that the gravity self-locking plate 304, the narrow-side bottom plate 301 and the wide-side bottom plate 303 are locked with each other. Form locking structure through broadside bottom plate 303 and gravity from jam plate 304, press from both sides tight narrow limit bottom plate 301, when gravity from jam plate 304 receives article gravity to do all can, gravity from jam plate 304 divides gravity to effective and narrow limit bottom plate 301 and form auto-lock structure from jam plate hole 302, under the action of gravity, make narrow limit bottom plate 301, from jam plate hole 302 and gravity from jam plate 304 between tighter and tighter, effectively improve the auto-lock ability of 1 bottom of carton body.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a transport carton with bottom dead weight locking sealing structure, includes carton body (1), carton body (1) is including box (2), its characterized in that: the utility model discloses a box, including box (2), box (2) lower extreme is connected with gravity auto-lock bottom plate subassembly (3), gravity auto-lock bottom plate subassembly (3) is including narrow limit bottom plate (301), equal fixedly connected with narrow limit bottom plate (301) in both ends around box (2), equal fixedly connected with in both ends is located wide limit bottom plate (303) of narrow limit bottom plate (301) downside about box (2), two wide limit bottom plate (303) are close to the equal fixedly connected with gravity auto-lock board (304) of one end each other, set up on narrow limit bottom plate (301) with gravity auto-lock board (304) assorted auto-lock diaphragm orifice (302).

2. A carrier carton having a bottom dead weight locking closure as claimed in claim 1, wherein: the box (2) is controlled equal fixedly connected with bottom plate reinforcing block (4) in both ends, bottom plate reinforcing block (4) lower extreme and broadside bottom plate (303) fixed connection, a plurality of reinforcing horizontal poles (401) of fixedly connected with in bottom plate reinforcing block (4), a plurality of reinforcing montants (402) of fixedly connected with on reinforcing horizontal pole (401).

3. A carrier carton having a bottom dead weight locking closure as claimed in claim 2, wherein: the bottom plate reinforcing block (4) is made of umbrella cloth, and the reinforcing cross rods (401) and the reinforcing vertical rods (402) are made of composite rubber.

4. A carrier carton having a bottom dead weight locking closure as claimed in claim 1, wherein: the lower end of the wide-edge bottom plate (303) is fixedly connected with an auxiliary self-locking belt (5), and the front end and the rear end of the auxiliary self-locking belt (5) both extend to the outer side of the carton body (1).

5. A carrier carton having a bottom dead weight locking closure as claimed in claim 4, wherein: transport hole (201) have all been seted up at both ends around box (2), transport hole (201) and supplementary self-locking area (5) phase-match.

6. A carrier carton having a bottom dead weight locking closure as claimed in claim 5, wherein: and the auxiliary self-locking belt (5) is fixedly connected with a buckle and positioned on the left side, and a clamping groove matched with the buckle is formed in the left end of the auxiliary self-locking belt (5).

7. A carrier carton having a bottom dead weight locking closure as claimed in claim 1, wherein: the box (2) is internally sleeved with buffer gas (6), and the buffer gas (6) is made of plastic.

8. A carrier carton having a bottom dead weight locking closure as claimed in claim 1, wherein: the carton body (1) is made of a plurality of layers of composite boards, each layer of composite boards comprises a corrugated buffer board (103), honeycomb reinforcing boards (102) are bonded to the inner end and the outer end of each corrugated buffer board (103), and plastic moisture-proof boards (101) are bonded to the outer ends of the honeycomb reinforcing boards (102).

9. A carrier carton having a bottom dead weight locking closure as claimed in claim 8, wherein: the processing technology of the carton body (1) comprises the following steps:

m1, primary bonding: bonding honeycomb reinforcing plates (102) on two end faces of the corrugated buffer plate (103) by using a first glue dispensing device, and drying and fixing;

m2. re-bonding: bonding a plastic moisture-proof plate (101) on the outer end face of the honeycomb reinforcing plate (102) by using a second glue dispensing device, and pressing, drying and fixing;

and M3, plate making: cutting out the composite board for manufacturing the carton body (1) by using cutting equipment according to the size of the customized carton body (1);

m4. detail processing: carrying out crease mark stamping on the composite board through stamping equipment, distinguishing a box body (2) and a gravity self-locking bottom board assembly (3), and respectively processing a carrying hole (201) and a self-locking board hole (302) through punching equipment;

m5. case forming: the box body (2) is formed by fixing the folded paper box body according to stamping, and the paper box body (1) is manufactured.

10. A carrier carton having a bottom dead weight locking closure as claimed in claim 1, wherein: the use method of the gravity self-locking bottom plate assembly (3) comprises the following steps:

s1, folding two narrow-edge bottom plates (301) towards a box body (2) to cover the lower end of the box body (2);

s2, inserting the gravity self-locking plate (304) into the self-locking plate hole (302), and driving the wide-edge bottom plate (303) to be folded towards the box body (2) until the gravity self-locking plate (304) completely enters the box body (2);

s3, pressing the wide-side bottom plate (303) by using hands to fasten the wide-side bottom plate (303), the narrow-side bottom plate (301) and the box body (2);

s4, turning over the gravity self-locking plates (304) from the upper end of the box body (2) to enable the two gravity self-locking plates (304) to be respectively turned over outwards and laid flat;

s5, placing the articles to be carried into the box body (2) and placing the articles at the upper end of the gravity self-locking plate (304);

s6, when the carton body (1) is carried, articles in the carton body (2) press the gravity self-locking plate (304) to enable the gravity self-locking plate (304), the narrow-edge bottom plate (301) and the wide-edge bottom plate (303) to be locked with each other.