CN211970285U - Edge pressing frame sealing structure of logistics box body - Google Patents
Edge pressing frame sealing structure of logistics box body Download PDFInfo
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- CN211970285U CN211970285U CN202020284521.5U CN202020284521U CN211970285U CN 211970285 U CN211970285 U CN 211970285U CN 202020284521 U CN202020284521 U CN 202020284521U CN 211970285 U CN211970285 U CN 211970285U
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Abstract
A sealing structure for a blank pressing frame of a box body of a logistics box belongs to the technical field of packaging. The edge pressing frame sealing structure of the box body of the logistics box comprises at least one side box body in the logistics box; an annular groove is formed in the upper edge of the box body, a flexible sealing element is arranged in the annular groove, a groove is formed in one side, facing the side wall of the annular groove, of the flexible sealing element, and a pressing frame is arranged in the groove; an inflatable membrane is fixed on the flexible sealing element, covers the inner side surface of the box body, and forms a sealing space between the inflatable membrane and the box body through the pressure frame. The utility model discloses a design and combination that press the frame and flexible sealing member are nimble have guaranteed that the thing flow box has excellent sealed effect.
Description
Technical Field
The utility model relates to a technique in the packing field specifically is a thing flow box blank pressing frame seal structure.
Background
Most of the existing inflatable packaging boxes adopt paper boxes, and an inflatable film is directly hot-pressed on the paper boxes and wraps and supports articles to be loaded after inflation. However, the carton is easily deformed and damaged by pressure, and more importantly, the inflatable film is difficult to replace and cannot be reused once the carton is damaged. Therefore, the inflatable packing box has low recycling rate.
The Chinese patent application with the application number of CN201910746237.7 provides a recyclable and reusable express logistics box, and an inflatable plastic box body is adopted to replace the paper box body, so that the defects of the paper box body are overcome. However, the effect of the inflatable seal in this application is to be further improved.
In order to solve the above problems existing in the prior art, the utility model discloses come from this.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the aforesaid to prior art exists is not enough, provides a thing flow box blank pressing frame seal structure, can improve the sealed effect of thing flow box.
The utility model relates to a sealing structure of a blank holder frame of a box body of a logistics box, which comprises at least one side box body in the logistics box; an annular groove is formed in the upper edge of the box body, a flexible sealing element is arranged in the annular groove, a groove is formed in one side, facing the side wall of the annular groove, of the flexible sealing element, and a pressing frame is arranged in the groove; an inflatable membrane is fixed on the flexible sealing element, covers the inner side surface of the box body, and forms a sealing space between the inflatable membrane and the box body through the pressure frame.
Preferably, the flexible sealing element is a silica gel section or a rubber section, and a sealing space is formed between the inflatable membrane and the box body through the edge pressing frame; preferably, the top surface that flexible sealing member kept away from the annular groove is the arch for pressing the frame, and the arch apex is higher than the box to lead to when box lid or two boxes counterpoint the closing box, can be through the extrusion flexible sealing member top, make its extension, further improve sealed effect, and play dampproofing and waterproofing's effect.
Further preferably, the inflatable membrane is fixed on the flexible sealing element by plastic welding; materials of choice for the gas-filled film include HDPE, LDPE, ULDPE, EVOH, PA, EVA, EAA, and the like.
Preferably, the binder frame is made of PA, PE, PP, ABS, TPU, etc.
Preferably, the pressing frame is fixed with the box body through screw threads, so that the stability of the position of the pressing frame is guaranteed, and the problems that the position is unstable, the sealing effect is poor and the like due to the fact that the pressing frame made of plastic materials is adopted are avoided.
Preferably, the annular groove is provided with an inclined groove wall at a side close to the inflatable membrane for limiting the flexible sealing element.
Further preferably, the blank holder frame adopts the fluting design near annular groove bottom one side, can reduce the use of material and subtract heavy.
The utility model also relates to a logistics box body blank holder frame sealing structure, which comprises at least one side box body in the logistics box, wherein the upper edge of the box body is provided with an annular groove, a blank holder frame is arranged in the annular groove, an inflatable film is fixed on the blank holder frame, and the inner side surface of the box body is covered by the inflatable film; a flexible sealing element is arranged between the pressing frame and the box body, and a sealing space is formed between the inflatable membrane and the box body.
Preferably, the annular groove is provided with an inclined groove wall on one side close to the inflatable membrane, so that the flexible sealing element is limited, and the sealing effect is ensured.
Preferably, the inflatable membrane is fixed on the pressure frame in a plastic welding mode; materials of choice for the gas-filled film include HDPE, LDPE, ULDPE, EVOH, PA, EVA, EAA, and the like.
Preferably, the binder frame is made of PA, PE, PP, ABS, TPU, etc.
Preferably, the flexible sealing element is made of a silica gel material section or a rubber material section, an annular groove is formed in one side of the inclined groove wall of the flexible sealing element, the edge pressing frame is clamped in the annular groove, and a sealing space is formed between the inflatable membrane and the box body. Preferably, the top surface that flexible sealing member kept away from the annular groove is the arch for pressing the frame, and the arch apex is higher than the box to lead to when box lid or two boxes counterpoint the closing box, can be through the extrusion flexible sealing member top, make its extension, further improve sealed effect, and play dampproofing and waterproofing's effect.
Preferably, the flexible sealing element is made of a silica gel sheet or a rubber sheet, and is lined between the annular groove and the edge pressing frame, so that a sealing space is formed between the inflatable membrane and the box body. Further preferably, a flexible sealing sheet is arranged on the edge pressing frame, and the flexible sealing sheet is made of silica gel or rubber; when the logistics box adopts an upper box body structure and a lower box body structure, the upper box body and the lower box body are both provided with the same blank holder frame sealing structures.
Preferably, the upper box body structure and the lower box body structure are connected through bolts in a threaded mode, correspondingly, through holes are formed in the pressing frame, bulges are arranged on the flexible sealing sheet corresponding to the through holes, and one side of each through hole is sealed; preferably, flexible sealing sheet is the arch for pressing the frame, and the arch apex is higher than the box, and when two upper and lower boxes were to the joint box, can be through extrusion flexible sealing sheet, make its extension, further improve sealed effect to play dampproofing and waterproofing's effect.
Technical effects
Compared with the prior art, the utility model discloses following technological effect has:
1) through the flexible design and combination of the press frame and the flexible sealing element, the excellent sealing effect of the logistics box is ensured;
2) have on the sealing member and be the design of arched sealed face, can make it extend to both sides through the extrusion when the mould assembling, fully keep apart the box internal and external environment, have excellent sealed effects such as dampproofing and waterproofing.
Drawings
FIG. 1a is a schematic view of the entire structure of embodiment 1;
FIG. 1b is a schematic structural view of a case at one side in embodiment 1;
FIG. 1c is a schematic diagram of the exploded structure of FIG. 1 b;
FIG. 1d is a schematic cross-sectional view of the case of FIG. 1 b;
FIG. 2a is a schematic structural view of a case body on one side in embodiment 2;
FIG. 2b is a schematic diagram of the exploded structure of FIG. 2 a;
FIG. 2c is a schematic view of the bottom structure of the press frame in FIG. 2 a;
FIG. 3a is a schematic structural view of a case body on one side in embodiment 3;
FIG. 3b is a schematic diagram of the exploded structure of FIG. 3 a;
FIG. 3c is a schematic view of an assembly structure of the medium-pressure rim and the flexible sealing member according to embodiment 3;
in the figure: the sealing device comprises a box body 1, an annular groove 2, a blank holder frame 3, a flexible sealing piece 4 and a flexible sealing sheet 5;
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1a, embodiment 1 relates to a sealing structure for a blank holder frame of a box body of a logistics box, which includes an upper box body and a lower box body of the logistics box, wherein the upper box body and the lower box body are connected by a bolt.
As shown in fig. 1b and fig. 1c, the upper edge of the box body 1 is provided with an annular groove 2, a blank holder frame 3 is arranged in the annular groove 2, and an inflatable membrane (not shown in the drawing) is fixed on the blank holder frame 3 and covers the inner side surface of the box body; a flexible sealing element 4 is arranged between the pressure frame 3 and the box body 1, and a sealing space is formed between the inflation film and the box body.
In this embodiment, the flexible sealing element 4 is made of a silica gel sheet or a rubber sheet, and is lined between the annular groove 2 and the blank holder frame 3, so as to form a sealing space between the inflatable membrane and the box body. The upper box body and the lower box body are both provided with the same edge pressing frame sealing structures, a flexible sealing sheet 5 is clamped between the two edge pressing frame sealing structures, and the flexible sealing sheet 5 and the flexible sealing element 4 are made of the same material. Corresponding to the mode that the upper box body and the lower box body are connected through bolts (the bolt holes are arranged in a circle along the annular groove 2), the through holes 31 are formed in the blank pressing frame 3, the flexible sealing sheets 5 are provided with bulges corresponding to the through holes 31, and one side of each through hole is sealed.
As shown in FIG. 1d, the annular groove 2 is provided with an inclined groove wall 21 at one side close to the inflatable membrane for limiting the flexible sealing element and ensuring the sealing effect.
Example 2
As shown in fig. 2a, 2b and 2c, the present embodiment 1 relates to a binder frame sealing structure for a box body of a material distribution box, which is applied to a material distribution box having upper and lower box bodies. The present embodiment will be described by taking only one of the boxes as an example.
In the embodiment, the upper edge of the box body 1 is provided with an annular groove 2, a flexible sealing element 4 is arranged in the annular groove 2, one side of the flexible sealing element 4, facing the side wall of the annular groove 2, is provided with a groove, and a pressure frame 3 is arranged in the groove; an inflatable membrane (not shown in the drawing) is fixed on the flexible sealing element 4, covers the inner side surface of the box body, and forms a sealed space between the inflatable membrane and the box body through the pressing frame.
Like embodiment 1, the annular groove is equipped with the recess wall of slope near aerifing membrane one side, carries on spacingly to flexible sealing member, guarantees sealed effect.
The pressing frame 3 is connected with the box body 1 through screws, the stability of the positions of the pressing frame 3 and the flexible sealing element 4 is guaranteed, and therefore the sealing type is improved.
Example 3
As shown in fig. 3a and 3b, the present embodiment 1 relates to a binder frame sealing structure for a box body of a logistics box, which is applied to a logistics box having upper and lower box bodies. The present embodiment will be described by taking only one of the boxes as an example.
In the embodiment, the upper edge of the box body 1 is provided with an annular groove 2, a blank holder frame 3 is arranged in the annular groove 2 and is fixed with a flexible sealing element 4, and an inflatable film (not shown in the drawing) is fixed on the blank holder frame 3 and covers the inner side surface of the box body; a flexible sealing element 4 is arranged between the pressing frame 3 and the box body 1, and a sealing space is formed between the inflation film and the box body; on the top face of the binder frame 3, remote from the bottom of the annular groove, a flexible seal covers part or all of its area.
The pressing frame 3 and the flexible sealing element 4 are fixed with the box body through screw threads, and the assembling structure of the pressing frame and the flexible sealing element is shown in figure 3c, so that the stability of the positions of the pressing frame and the flexible sealing element can be ensured, and the sealing effect is improved; and, flexible sealing member top is the arch for pressing the frame, and when two upper and lower box counterpoints the mould assembling, can make its extension through extrusion flexible sealing member top to play dampproofing and waterproofing's effect.
It is to be emphasized that: the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form, and any simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (13)
1. A sealing structure of a blank holder frame of a box body of a logistics box is characterized by comprising at least one box body on one side in the logistics box; an annular groove is formed in the upper edge of the box body, a flexible sealing element is arranged in the annular groove, a groove is formed in one side, facing the side wall of the annular groove, of the flexible sealing element, and a pressing frame is arranged in the groove; an inflatable membrane is fixed on the flexible sealing element, covers the inner side surface of the box body, and forms a sealing space between the inflatable membrane and the box body through the pressure frame.
2. The logistics box blank holder frame sealing structure as claimed in claim 1, wherein the flexible sealing member is made of a silica gel material or a rubber material, and a sealing space is formed between the inflatable membrane and the box body through the blank holder frame.
3. The logistics box container binder frame seal structure of claim 2, wherein the top surface of the flexible seal member distal from the annular groove is arched relative to the binder frame, and the arched top point is higher than the box body.
4. The logistics box blank holder frame sealing structure as claimed in claim 2, wherein the blank holder frame is fixed with the box body through screw threads.
5. A box beading frame seal construction of claim 1 wherein the annular groove has an inclined groove wall on a side adjacent the inflatable membrane to confine the flexible seal.
6. A sealing structure of a side pressing frame of a box body of a logistics box is characterized by comprising at least one side box body in the logistics box, wherein an annular groove is formed in the upper edge of the box body, a side pressing frame is arranged in the annular groove, an inflatable film is fixed on the side pressing frame, and the inner side surface of the box body is covered by the inflatable film; a flexible sealing element is arranged between the pressing frame and the box body, and a sealing space is formed between the inflatable membrane and the box body.
7. A box beading frame sealing structure of claim 6, wherein the annular groove has an inclined groove wall on a side adjacent to the inflatable membrane to confine the flexible sealing element.
8. The logistics box container blank holder frame sealing structure as claimed in claim 7, wherein the flexible sealing member is made of a silica gel material or a rubber material, the flexible sealing member is provided with an annular groove at one side of the inclined groove wall, and the blank holder frame is clamped in the annular groove.
9. The logistics box container binder frame seal arrangement of claim 8, wherein the top surface of the flexible seal remote from the annular groove is arched relative to the binder frame, and the arched top point is higher than the box.
10. The logistics box blank holder frame sealing structure as claimed in claim 7, wherein the flexible sealing member is made of a silica gel sheet or a rubber sheet and is lined between the annular groove and the blank holder frame.
11. A binder frame seal arrangement for a logistics box as in claim 10 wherein said binder frame is provided with a flexible sealing sheet.
12. A box blank holder frame sealing structure of a logistics box as defined in claim 11 wherein the logistics box is of an upper and lower box structure, the upper and lower box being provided with the same blank holder frame sealing structure; the upper box body structure and the lower box body structure are connected through bolt threads, correspondingly, through holes are formed in the pressing frame, bulges are arranged on the flexible sealing sheets corresponding to the through holes, and sealing is carried out on one side of the through holes.
13. A carton blank holder seal arrangement according to claim 12, wherein said flexible sealing sheet is arcuate with respect to the blank holder and has an arcuate apex above the carton.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284521.5U CN211970285U (en) | 2020-03-10 | 2020-03-10 | Edge pressing frame sealing structure of logistics box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020284521.5U CN211970285U (en) | 2020-03-10 | 2020-03-10 | Edge pressing frame sealing structure of logistics box body |
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| Publication Number | Publication Date |
|---|---|
| CN211970285U true CN211970285U (en) | 2020-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020284521.5U Active CN211970285U (en) | 2020-03-10 | 2020-03-10 | Edge pressing frame sealing structure of logistics box body |
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| CN (1) | CN211970285U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023060519A1 (en) * | 2021-10-14 | 2023-04-20 | 宁德时代新能源科技股份有限公司 | Accommodation device, battery, electric device, and device and method for manufacturing battery |
-
2020
- 2020-03-10 CN CN202020284521.5U patent/CN211970285U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023060519A1 (en) * | 2021-10-14 | 2023-04-20 | 宁德时代新能源科技股份有限公司 | Accommodation device, battery, electric device, and device and method for manufacturing battery |
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| TR01 | Transfer of patent right |
Effective date of registration: 20220810 Address after: 214100 Station-26, Joint Office Area, West District, Sunken Commercial Plaza, Wuxi East Station South Square Business Center, Anzhen Street, Xishan District, Wuxi City, Jiangsu Province Patentee after: Paiyiyi (Wuxi) Environmental Protection Technology Co., Ltd. Address before: Room 2501, building 34, dongsuyuan, Xishui, Wuxi, Jiangsu 214000 Patentee before: Wang Shiliang |