CN222409269U - A plastic-reducing packaging cover structure - Google Patents
A plastic-reducing packaging cover structure Download PDFInfo
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- CN222409269U CN222409269U CN202421307596.5U CN202421307596U CN222409269U CN 222409269 U CN222409269 U CN 222409269U CN 202421307596 U CN202421307596 U CN 202421307596U CN 222409269 U CN222409269 U CN 222409269U
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 38
- 238000007789 sealing Methods 0.000 claims description 29
- 238000012856 packing Methods 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 241000680172 Platytroctidae Species 0.000 claims description 9
- 239000000463 material Substances 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Abstract
本实用新型公开了一种减塑型的包装掀盖结构，涉及包装管结构技术领域。应用于包装软管，包装软管的顶部设有凸起的环台，环台的中央为连通包装软管内腔的管口；掀盖结构包括上盖和下盖；绕环台的外侧壁设有第一限位凹槽；下盖的内侧壁设有第一限位凸条；下盖套设于环台的外侧，第一限位凹槽与第一限位凸条扣接配合；下盖设有出料口，出料口通过管口连通至包装软管内腔；上盖设有凸起的插接部，绕插接部的外侧壁设有凸起的过盈部；过盈部的径向尺寸大于出料口的径向尺寸；上盖相对于下盖闭合时，插接部通过过盈部与出料口紧密配合。相较于现有技术，本方案可以减少掀盖结构大概三分之一的高度，节省材料、降低成本。
The utility model discloses a plastic-reducing packaging flip cover structure, which relates to the technical field of packaging tube structure. Applied to a packaging hose, a raised ring platform is provided on the top of the packaging hose, and the center of the ring platform is a pipe opening connected to the inner cavity of the packaging hose; the flip cover structure includes an upper cover and a lower cover; a first limiting groove is provided around the outer wall of the ring platform; a first limiting convex strip is provided on the inner wall of the lower cover; the lower cover is sleeved on the outer side of the ring platform, and the first limiting groove and the first limiting convex strip are buckled and matched; the lower cover is provided with a discharge port, and the discharge port is connected to the inner cavity of the packaging hose through the pipe opening; the upper cover is provided with a raised plug-in part, and a raised interference part is provided around the outer wall of the plug-in part; the radial size of the interference part is greater than the radial size of the discharge port; when the upper cover is closed relative to the lower cover, the plug-in part is tightly matched with the discharge port through the interference part. Compared with the prior art, this scheme can reduce the height of the flip cover structure by about one third, save materials and reduce costs.
Description
Technical Field
The utility model relates to the technical field of packaging tube structures, in particular to a plastic-reducing type packaging flip structure.
Background
In the field of modern packaging, the hose is used as a common packaging material and is widely applied to various industries such as food, cosmetics, medicines and the like. The convenience and tightness of the hose makes it an ideal packaging option for liquid or semi-solid substances.
In order to ensure the convenience of the hose package and the tightness of the contents, the design of the cap of the hose is critical. In the prior art, many hose manufacturers choose to use a flip-top design in order to solve the problem of the traditional screw-top or snap-on cap being not sufficiently easy to open. The lifting cover provides a simpler opening mode, and a user can open the cover through simple lifting action, so that the convenience of use is improved. The patent document with the publication number of CN212830146U provides a cover-lifting type hose container, which comprises a hose and a cover-lifting assembly arranged on the pipe orifice of the hose, wherein the cover-lifting assembly comprises an upper cover and a lower cover, the lower cover is detachably covered on the pipe orifice of the hose, a discharge hole communicated with the pipe orifice of the hose is arranged on the lower cover, the upper cover and the lower cover are connected through a buckle-inserting clamping mechanism, and the upper cover can rotate around the buckle-inserting clamping mechanism to open or close the discharge hole. The structure ensures that the use convenience is optimized to a certain extent, but some defects are added, and the structure specifically comprises that screw fit is adopted between the lifting cover and the hose, and screw connection requires a certain height of travel space, so that the height of the lifting cover body is higher, the upper cover of the lifting cover is in an openable structure relative to the lower cover, and the lower cover is provided with a protruding discharge hole, so that the height of the lifting cover is further increased. Finally, the overall height of the hose is too high, and the cover lifting assembly consumes high materials and has high production cost. In addition, the tightness of the hose after being matched with the lifting cover component is not strong enough.
Therefore, it is desirable to provide a plastic-reduced packaging flip-top structure to solve the above-mentioned technical problems.
Disclosure of Invention
Aiming at the problems in the related art, the utility model provides a plastic-reduced packaging flip structure, which reduces the structural height of the flip, saves materials and reduces cost.
The utility model is realized in the following way:
The plastic-reducing packing cover-lifting structure is applied to a packing hose, wherein the top of the packing hose is provided with a raised annular table, and the center of the annular table is a pipe orifice communicated with the inner cavity of the packing hose;
The lower cover is sleeved on the outer side of the annular table, and the first limiting groove is matched with the first limiting convex strip in a buckling manner;
The upper cover is provided with a convex inserting part, a convex interference part is arranged around the outer side wall of the inserting part, the radial size of the interference part is larger than that of the discharge hole, and the inserting part is tightly matched with the discharge hole through the interference part when the upper cover is closed relative to the lower cover.
And the upper cover and the lower cover are integrally connected with each other through a plastic hinge part.
The lifting cover structure can be directly aligned with the annular table to realize fastening connection after the first limiting groove and the first limiting convex strip are arranged, and compared with the traditional spiral connection, the annular table has no limitation of a spiral travel space and can reduce the height, and the discharging hole and the inserting part are arranged and matched with the interference part, so that the height of the lifting cover structure can be further reduced, and the tightness of connection between the upper cover and the lower cover can be improved. Compared with the prior art, the lifting cover structure can reduce the height of about one third of the lifting cover structure, so that the use of production materials is reduced.
According to the technical scheme, the guide part is formed by protruding around the outer side wall of the annular table, the guide part is of an annular structure, the outer diameter of the guide part gradually contracts from bottom to top, the first limiting groove is arranged below the guide part, and the radial size of the first limiting groove is smaller than the maximum radial size of the guide part.
When the lower cover is installed, the first limit convex strips on the lower cover gradually slide into the first limit grooves along the guide parts. The guiding part is arranged to facilitate the installation of the lower cover.
By further optimizing the scheme, the outer side wall of the annular table is also provided with a vertically extending rotation stopping groove, a plurality of rotation stopping grooves are uniformly distributed around the outer side wall of the annular table, the rotation stopping grooves are arranged above the first limiting groove, and the inner side wall of the lower cover is provided with a vertically extending rotation stopping convex strip;
When the lower cover is assembled with the packaging hose, the rotation stopping groove and the rotation stopping convex strip are mutually matched.
The rotation stopping groove and the rotation stopping convex strip can prevent the idle rotation between the lifting cover structure and the ring table.
As a further optimization of the scheme, the lower cover comprises a first cover edge and a second cover edge which are downwards convex and are annular, wherein the second cover edge is positioned on the outer periphery side of the first cover edge;
the first limit convex strip is arranged on the inner side wall of the first cover edge, and the first cover edge is connected with the annular table in a matched manner;
The top of the packaging hose comprises a tube shoulder, the tube shoulder is positioned on the outer peripheral side of the annular table, and the edge of the second cover edge is abutted with the edge of the tube shoulder.
As a further optimization of the scheme, the lower cover protrudes downwards along the edge of the discharge hole to form an inscription part, and the tail end of the inscription part protrudes towards the center to form a saddle part;
When the upper cover is closed relative to the lower cover, the interference part is connected with the inscription part in a matching way, and the tail end of the grafting part is abutted with the upper surface of the supporting table part.
The inner joint part is tightly matched with the interference part, so that the tightness between the cover and the hose is ensured, and the leakage of the content is prevented. The saddle portion can provide extra support for the grafting portion, strengthens overall structure's stability.
As a further optimization of the scheme, the lower side face of the lower cover is provided with a convex annular sealing part, the sealing part is arranged on the outer peripheral side of the inner joint in a surrounding mode, the radial size of the sealing part is larger than that of the discharge hole, and the sealing part is inserted into the pipe orifice and in interference fit with the pipe orifice.
The sealing part improves the tightness of the pipe orifice after being connected with the lifting cover structure.
According to the scheme, the top end of the annular table is protruded towards the center along the edge to form the supporting table, the center of the supporting table is the pipe orifice, the lower side face of the lower cover is provided with a protruded annular sealing strip, the sealing strip is arranged on the outer peripheral side of the sealing part in a surrounding mode, and after the lifting cover structure is assembled with the packaging hose, the sealing strip is connected with the upper side face of the supporting table.
The sealing strip further enhances the tightness.
According to the scheme, the top of the lower cover is sunk along the edge to form a sinking table, the side wall of the sinking table is provided with a second protruding limiting raised line, a second limiting groove is formed between the second limiting raised line and the sinking table, the inner side wall of the upper cover is also provided with a third limiting raised line, and the third limiting raised line and the second limiting groove are mutually matched to enable the upper cover and the lower cover to be closed and fastened.
As a further optimization of the above scheme, rounded corners or chamfers are arranged along the edges of the discharge port.
The round corners and the chamfer angles facilitate the alignment and insertion of the inserting connection parts into the discharge hole.
In a further optimization of the scheme, the upper cover comprises a connecting end, the connecting end is connected with the lower cover, an inner concave part is arranged on the outer side wall of the upper cover, and the inner concave part is located on the opposite side of the connecting end.
The recess provides a clear gripping point for the user to more easily grasp the upper lid and apply force to open the upper lid.
The beneficial effects are as follows:
The utility model provides a plastic-reducing type packaging cover lifting structure, which comprises a ring table, a first limiting groove, a cover lifting structure and a first limiting convex strip, wherein the cover lifting structure is directly shot in the ring table, so that fastening connection can be realized; compared with the traditional spiral connection, the annular table has no limit of spiral travel space, the height can be reduced, and the discharge hole and the plug-in part are arranged to be matched with the interference part, so that the height of the cover lifting structure can be further reduced, and the tightness of connection between the upper cover and the lower cover and the tightness of the discharge hole can be improved. Compared with the prior art, the lifting cover structure can reduce the height of about one third of the lifting cover structure, save materials and reduce cost.
Drawings
Fig. 1 is a schematic general structural view of a packaging hose and a flip cover structure according to an embodiment of the present utility model;
FIG. 2 is a schematic view of a cut-away structure of a packaging tube and flip cover structure according to an embodiment of the present utility model;
FIG. 3 is an enlarged schematic view of a portion of FIG. 2 at a;
FIG. 4 is an enlarged partial schematic view of FIG. 2 at b;
FIG. 5 is an enlarged partial schematic view of FIG. 2 at c;
FIG. 6 is an enlarged partial schematic view of FIG. 2 at d;
FIG. 7 is a schematic view of the partially enlarged cut-away construction of FIG. 1 at a junction;
FIG. 8 is a schematic view of the partial enlarged cut-away structure of FIG. 1 at a detent;
Reference numerals:
1. packaging hoses;
11. the device comprises a ring table, a first limiting groove, a guide part, a rotation stopping groove, a supporting table and a supporting table, wherein the ring table is 111;
12. 13, pipe shoulder;
2. A cover lifting structure;
21. The device comprises an upper cover, 211, a plug-in part, 212, an interference part, 213, a third limit convex strip, 214 and an inner concave part;
22. The lower cover, 221, a discharge hole, 222, a first cover edge, 223, a second cover edge, 224, a first limit convex strip, 225, a rotation stop convex strip, 226, an inner joint part, 227, a saddle part, 228, a sealing part, 229 and a sealing strip;
23. Sinking platform, 231, second spacing convex strips, 232, second spacing grooves.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 8, the present embodiment provides a plastic-reduced packing flip cover structure 2, which is applied to a packing hose 1, wherein a raised annular table 11 is arranged at the top of the packing hose 1, and a pipe orifice 12 communicating with an inner cavity of the packing hose 1 is arranged in the center of the annular table 11;
in the present embodiment, a first limit groove 111 is provided around the outer side wall of the annular table 11;
in the embodiment, the guide part 112 is formed around the outer side wall of the annular table 11 in a protruding manner, the guide part 112 is of an annular structure, the outer diameter of the guide part is gradually contracted from bottom to top, the guide part 112 is located above the first limiting groove 111, and the radial dimension of the first limiting groove 111 is smaller than the maximum radial dimension of the guide part 112.
In the embodiment, the outer side wall of the annular table 11 is also provided with a plurality of rotation stopping grooves 113 which extend vertically, and the rotation stopping grooves 113 are uniformly distributed around the outer side wall of the annular table 11;
the cover lifting structure 2 comprises an upper cover 21 and a lower cover 22, wherein the upper cover 21 and the lower cover 22 are rotatably connected at one end, and the upper cover 21 and the lower cover 22 are integrally connected with each other through a plastic hinge part, so that the upper cover 21 can be lifted and closed relative to the lower cover 22.
In the present embodiment, the lower cover 22 includes a first cover rim 222 and a second cover rim 223 protruding downward and having a ring shape, the second cover rim 223 being located on the outer peripheral side of the first cover rim 222;
The top of the packaging tube 1 comprises a tube shoulder 13, the tube shoulder 13 being located on the outer peripheral side of the collar 11, the edge of the second cover rim 223 abutting the edge of the tube shoulder 13.
In the embodiment, the first cover edge 222 is connected with the annular table 11 in a matching way, and a first limit convex strip 224 and a vertically extending rotation stopping convex strip 225 are arranged on the inner side wall of the first cover edge 222, wherein the rotation stopping convex strip 225 is positioned above the first limit convex strip 224;
When the lifting cover structure 2 and the packaging hose 1 are assembled, the first cover edge 222 of the lower cover 22 is sleeved on the outer side of the annular table 11, the first limit convex strip 224 on the first cover edge 222 gradually slides into the first limit groove 111 along the guide part 112, the first limit groove 111 is in buckling fit with the first limit convex strip 224, and the rotation stopping groove 113 and the rotation stopping convex strip 225 are mutually matched to prevent idling between the lifting cover structure 2 and the annular table 11.
The lower cover 22 is provided with a discharge hole 221, and the discharge hole 221 is communicated with the inner cavity of the packaging hose 1 through a pipe orifice 12, in the embodiment, the lower cover 22 protrudes downwards along the edge of the discharge hole 221 to form an internal connection part 226, and the tail end of the internal connection part 226 protrudes towards the center to form a supporting platform part 227;
In this embodiment, the lower side surface of the lower cover 22 is provided with a protruding annular sealing portion 228, the sealing portion 228 is circumferentially arranged on the outer peripheral side of the inner connecting portion 226, the radial dimension of the sealing portion 228 is larger than that of the discharge hole 221, and when the cover lifting structure 2 and the packaging hose 1 are assembled, the sealing portion 228 is inserted into the pipe orifice 12 and in interference fit with the pipe orifice 12, so that the tightness after connection is improved.
In this embodiment, the top end of the ring table 11 protrudes toward the center along the edge to form a supporting table 114, the center of the supporting table 114 is the tube mouth 12, the lower side surface of the lower cover 22 is provided with a protruding annular sealing strip 229, the sealing strip 229 is arranged around the outer peripheral side of the sealing part 228, and the sealing strip 229 is connected with the upper side surface of the supporting table 114 after the cover lifting structure 2 is assembled with the packaging tube 1 so as to further enhance the sealing performance.
In this embodiment, rounded corners are provided along the edges of the outlet 221. The upper cover 21 is provided with a convex inserting part 211, and a convex interference part 212 is arranged around the outer side wall of the inserting part 211, wherein the radial size of the interference part 212 is larger than that of the discharge hole 221;
when the upper cover 21 is closed relative to the lower cover 22, the plug-in part 211 is tightly matched with the discharge hole 221 through the interference part 212. The rounded corners facilitate alignment and insertion of the spigot 211 into the outlet 221. Specifically, the interference portion 212 is connected to the inner joint portion 226 in a mating manner, and the tip of the insertion portion 211 abuts against the upper surface of the pallet portion 227.
The inner joint 226 is tightly fitted with the interference 212 to help ensure tightness between the cap and the hose, preventing leakage of the contents. The stand portion 227 may provide additional support to the plug portion 211, enhancing the stability of the overall structure.
After the first limiting groove 111 and the first limiting convex strip 224 are arranged, the lifting cover structure 2 can be directly shot into the annular table 11 to realize fastening connection, and compared with the traditional spiral connection, the annular table 11 has no limitation of spiral travel space, the height can be reduced, and the discharge hole 221 and the inserting part 211 are arranged and matched with the interference part 212, so that the height of the lifting cover structure 2 can be further reduced, and the tightness of the connection of the upper cover 21 and the lower cover 22 at the discharge hole 221 can be improved. Compared with the prior art, the lifting cover structure 2 can reduce the height by about one third, so that the use of production materials is reduced.
In this embodiment, the top of the lower cover 22 sinks along the edge to form a sinking platform 23, the side wall of the lower cover 22 at the sinking platform 23 is provided with a convex second limit convex strip 231, a second limit groove 232 is formed between the second limit convex strip 231 and the sinking platform 23, the inner side wall of the upper cover 21 is also provided with a third limit convex strip 213, and the third limit convex strip 213 and the second limit groove 232 are mutually matched to enable the upper cover 21 and the lower cover 22 to be closed and fastened.
In this embodiment, the upper cover 21 includes a connection end connected to the lower cover 22, and an inner recess 214 is provided on an outer sidewall of the upper cover 21, and the inner recess 214 is located opposite to the connection end. The concave portion 214 provides a clear gripping point for the user to more easily grasp the upper cover 21 and apply force to open the upper cover 21.
Variations and modifications to the above would be obvious to persons skilled in the art to which the utility model pertains from the foregoing description and teachings. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the utility model should be also included in the scope of the claims of the utility model. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present utility model in any way.
Claims (10)
1. The plastic-reducing packing cover-lifting structure is applied to a packing hose, the top of the packing hose is provided with a raised annular table, the center of the annular table is a pipe orifice communicated with the inner cavity of the packing hose, the cover-lifting structure comprises an upper cover and a lower cover, one ends of the upper cover and the lower cover are rotatably connected, so that the upper cover can be lifted and closed relative to the lower cover, and the plastic-reducing packing cover-lifting structure is characterized in that:
The lower cover is sleeved on the outer side of the annular table, and the first limiting groove is matched with the first limiting convex strip in a buckling manner;
The upper cover is provided with a convex inserting part, a convex interference part is arranged around the outer side wall of the inserting part, the radial size of the interference part is larger than that of the discharge hole, and the inserting part is tightly matched with the discharge hole through the interference part when the upper cover is closed relative to the lower cover.
2. The plastic-reduced packaging flip cover structure of claim 1, wherein the guide part is formed by protruding around the outer side wall of the annular table, the guide part is of an annular structure, the outer diameter of the guide part gradually contracts from bottom to top, the first limiting groove is arranged below the guide part, and the radial size of the first limiting groove is smaller than the maximum radial size of the guide part.
3. The plastic-reducing packaging flip cover structure of claim 1, wherein the outer side wall of the annular table is also provided with a vertically extending rotation stopping groove, a plurality of rotation stopping grooves are uniformly distributed around the outer side wall of the annular table, the rotation stopping grooves are arranged above the first limiting groove, and the inner side wall of the lower cover is provided with a vertically extending rotation stopping raised strip;
When the lower cover is assembled with the packaging hose, the rotation stopping groove and the rotation stopping convex strip are mutually matched.
4. The packaging flip-top structure of claim 1, wherein the lower cover comprises a first cover edge and a second cover edge which are downward convex and are annular, wherein the second cover edge is positioned on the outer periphery side of the first cover edge;
the first limit convex strip is arranged on the inner side wall of the first cover edge, and the first cover edge is connected with the annular table in a matched manner;
The top of the packaging hose comprises a tube shoulder, the tube shoulder is positioned on the outer peripheral side of the annular table, and the edge of the second cover edge is abutted with the edge of the tube shoulder.
5. The plastic-reduced packaging flip cover structure of claim 1, wherein the lower cover protrudes downwards along the edge of the discharge hole to form an inner joint part, and the tail end of the inner joint part protrudes towards the center to form a saddle part;
When the upper cover is closed relative to the lower cover, the interference part is connected with the inscription part in a matching way, and the tail end of the grafting part is abutted with the upper surface of the supporting table part.
6. The plastic-reducing packaging flip cover structure of claim 5, wherein the lower side surface of the lower cover is provided with a convex annular sealing part, the sealing part is arranged on the outer peripheral side of the inner connecting part in a surrounding mode, the radial size of the sealing part is larger than that of the discharge hole, and the sealing part is inserted into the pipe orifice and is in interference fit with the pipe orifice.
7. The plastic-reducing packaging flip cover structure of claim 6, wherein the top end of the annular table protrudes towards the center along the edge to form a supporting table, the center of the supporting table is the pipe orifice, a protruding annular sealing strip is arranged on the lower side face of the lower cover, the sealing strip is arranged on the outer peripheral side of the sealing portion in a surrounding mode, and the sealing strip is connected with the upper side face of the supporting table after the flip cover structure is assembled with the packaging hose.
8. The plastic-reducing packaging flip cover structure is characterized in that the top of the lower cover is sunk along the edge to form a sinking table, a second protruding limiting raised line is arranged on the side wall of the sinking table of the lower cover, a second limiting groove is formed between the second limiting raised line and the sinking table, a third limiting raised line is further arranged on the inner side wall of the upper cover, and the third limiting raised line is matched with the second limiting groove to enable the upper cover and the lower cover to be closed and fastened.
9. The packaging flip-top structure of claim 1, wherein a fillet or chamfer is provided along the edge of the outlet.
10. The packaging flip cover structure of claim 1, wherein the upper cover comprises a connecting end connected with the lower cover, an inner concave part is arranged on the outer side wall of the upper cover, and the inner concave part is positioned at the opposite side of the connecting end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421307596.5U CN222409269U (en) | 2024-06-07 | 2024-06-07 | A plastic-reducing packaging cover structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421307596.5U CN222409269U (en) | 2024-06-07 | 2024-06-07 | A plastic-reducing packaging cover structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222409269U true CN222409269U (en) | 2025-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421307596.5U Active CN222409269U (en) | 2024-06-07 | 2024-06-07 | A plastic-reducing packaging cover structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222409269U (en) |
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2024
- 2024-06-07 CN CN202421307596.5U patent/CN222409269U/en active Active
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