CN211033586U - Sealing structure for bottle mouth threaded cap - Google Patents
Sealing structure for bottle mouth threaded cap Download PDFInfo
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- CN211033586U CN211033586U CN201921164992.6U CN201921164992U CN211033586U CN 211033586 U CN211033586 U CN 211033586U CN 201921164992 U CN201921164992 U CN 201921164992U CN 211033586 U CN211033586 U CN 211033586U
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Abstract
The utility model discloses a bottleneck screw cap seal structure, including the cup lid body, the cup lid body is thin wall cylinder structure, and the outer peripheral face of the cup lid body evenly is provided with anti-skidding line, the inner peripheral surface of cup lid body is provided with a plurality of internal thread pieces, the bottom inner wall of cup lid body is provided with sealing device, sealing device is first outer sealed flexible glue, first outer sealed flexible glue is L shape at the shape of cross section, first ring channel has been seted up to the bottom inner wall of cup lid body, first outer sealed flexible glue is fixed in first ring channel through bonding, the bottom inner wall of cup lid body is provided with the inner sealing circle through butt fusion an organic whole, sealing device is the integral type structure that second outer sealed flexible glue and first inner sealing flexible glue are constituteed, second outer sealed flexible glue is C shape with first inner sealing flexible glue at the shape of cross section, and the length of first inner sealing flexible glue is greater than the second outer sealed flexible glue, the utility model discloses have the characteristics that difficult water leakage and manufacturing cost are low.
Description
Technical Field
The utility model relates to a bottled water screw cap technical field specifically is a bottleneck screw cap seal structure.
Background
The barreled water threaded cover is a cover matched with a barreled water threaded cup mouth, and is installed and sealed in a screwing mode to ensure that liquid in a bottle cannot flow out.
The whole cap of the existing threaded cap is made of the same material, and the mouth part adopts a mode of combining an inner seal and an outer seal to ensure the water leakage of the bottle. The dimensions of the inner and outer seals of the cap are adjusted by injection moulding production, matching the dimensions of the bottle to ensure that it is watertight. If the mouth of the bottle is not round, a gap is easily formed between the cap and the bottle, and water leakage is caused; meanwhile, the sizes of the inner seal and the outer seal of the cover are not easy to adjust, the size of the cover is changed back and forth to achieve the sealing effect, and the production cost is increased. Therefore, it is necessary to design a sealing structure of a bottle mouth screw cap, which is not easy to leak water and has low production cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bottleneck thread cap seal structure to solve the problem that proposes among the above-mentioned background art.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a bottleneck screw cap seal structure, includes the bowl cover body, the bowl cover body is thin wall cylinder structure, and the outer peripheral face of the bowl cover body evenly is provided with anti-skidding line, the inner peripheral surface of bowl cover body is provided with a plurality of internal thread pieces, the bottom inner wall of bowl cover body is provided with sealing device, the bottom inner wall of bowl cover body is provided with the abrupt opening inner edge between two parties, and when closing bowl cover body and bottleneck soon, the internal thread piece closes with the external screw thread piece of bottleneck outer peripheral face each other soon, and until the bottleneck pushes up to the inner wall of the bowl cover body, the abrupt opening inner edge is used for guaranteeing it and barreled water bucket cooperation.
The sealing device is a first outer sealing soft rubber, the shape of the cross section of the first outer sealing soft rubber is L, a first annular groove is formed in the inner wall of the bottom of the cup cover body, the first outer sealing soft rubber is fixed in the first annular groove through bonding, an inner sealing ring is integrally arranged on the inner wall of the bottom of the cup cover body through welding, so that the cup cover body and the bottle opening are matched more tightly, the sealing performance is enhanced, and even if the bottle opening is not round and the inner sealing is leaked, the cover can be tightly attached to the cup cover body through the deformation of the first outer sealing soft rubber, the sealing performance is enhanced, and the water leakage is guaranteed.
Furthermore, the sealing device is an integrated structure consisting of a second outer sealing soft glue and a first inner sealing soft glue, the second outer sealing soft glue and the first inner sealing soft glue are C-shaped in cross section, the length of the first inner sealing soft glue is larger than that of the second outer sealing soft glue, a second annular groove is formed in the inner wall of the bottom of the cup cover body, the second outer sealing soft glue and the first inner sealing soft glue are fixedly bonded with the outer ring and the inner ring of the second annular groove respectively, and the sealing performance is enhanced directly through the matching of the first inner sealing soft glue and the bottle opening; even if the bottle mouth is not round, the first inner seal soft rubber leaks water, the cup cover body can be tightly attached to the cup cover body through the deformation of the second outer seal soft rubber, the sealing performance is enhanced, and the water leakage is guaranteed.
The sealing device is a second inner sealing soft rubber, the cross section of the second inner sealing soft rubber is L-shaped, a third annular groove is formed in the inner wall of the bottom of the cup cover body, and the second inner sealing soft rubber and the inner wall of the third annular groove are fixedly bonded, so that the cup cover body tightly embraces the bottle from inside to outside, the sealing performance is enhanced, and even if the bottle mouth is not round, the cup cover body can tightly cling to the cup cover body through the deformation of the second inner sealing soft rubber, the sealing performance is enhanced, and the water tightness is ensured.
Further, the material of second inner sealing soft glue and first inner sealing soft glue is the flexible glue, the material lower half of first outer sealing soft glue and second outer sealing soft glue is the flexible glue, and the upper half is the ebonite, and the flexible glue can warp better, makes the inner sealing of lid pack into the inside of bottle easily, and the ebonite is used for guaranteeing structural strength.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model, through the sealing device, is modified on the basis of the existing screw cap, and changes the original inner seal and the original outer seal into soft glue; the cap and the bottle are matched more closely, the sealing performance is enhanced, and water tightness is guaranteed. Even if the bottle is not round and the inner seal leaks water, the cover can be tightly attached to the bottle through the deformation of the soft rubber of the outer seal, the sealing performance is enhanced, and the water leakage is ensured.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of a first embodiment of the bottle mouth sealing device of the present invention;
fig. 3 is a schematic structural view of a second embodiment of the bottle mouth sealing device of the present invention;
fig. 4 is a schematic structural view of a third embodiment of the bottle mouth sealing device of the present invention;
in the figure: 1. a cup cover body; 11. anti-skid lines; 12. an inner sealing ring; 13. a first annular groove; 14. a second annular groove; 15. a third annular groove; 2. an internal thread block; 3. a sealing device; 4. the inner edge of the burst opening; 5. a bottle mouth; 51. an external thread block; 31. first outer sealing soft rubber; 32. second outer seal soft rubber; 33. first inner seal soft rubber; 34. and the second inner seal soft glue.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a kind of bottleneck whorl cover hermetically-sealed construction, including the body of the cup cover 1, the body of the cup cover 1 is a thin-walled cylinder structure, and the perimeteric surface of the body of the cup cover 1 has antiskid lines 11 evenly, the inner peripheral surface of the body of the cup cover 1 has several internal thread blocks 2, the bottom inner wall of the body of the cup cover 1 has sealing means 3, the bottom inner wall of the body of the cup cover 1 is equipped with the inner edge of breaking out in the middle, when closing the body of the cup cover 1 and bottleneck 5 rotatably, the internal thread block 2 and external thread block 51 of the perimeteric surface of bottleneck 5 are engaged each other, until;
the sealing device 3 is a first outer seal soft rubber 31, the cross section of the first outer seal soft rubber 31 is L-shaped, the inner wall of the bottom of the cup cover body 1 is provided with a first annular groove 13, the first outer seal soft rubber 31 is fixed in the first annular groove 13 by bonding, and the inner wall of the bottom of the cup cover body 1 is integrally provided with an inner seal ring 12 by welding, so that the cup cover body 1 and the bottle mouth 5 are matched more tightly, and the sealing performance is enhanced;
the sealing device 3 is an integrated structure consisting of a second outer seal soft glue 32 and a first inner seal soft glue 33, the second outer seal soft glue 32 and the first inner seal soft glue 33 are C-shaped in cross section, the length of the first inner seal soft glue 33 is larger than that of the second outer seal soft glue 32, a second annular groove 14 is formed in the inner wall of the bottom of the cup cover body 1, the second outer seal soft glue 32 and the first inner seal soft glue 33 are respectively fixed with the outer ring and the inner ring of the second annular groove 14 in an adhering mode, and the sealing performance is enhanced by directly matching the first inner seal soft glue 33 with the bottle mouth 5; even if the bottle mouth 5 is not round and the first inner seal soft rubber 33 leaks water, the cup cover body 1 can be tightly attached to the cup cover body 1 through the deformation of the second outer seal soft rubber 32, the sealing performance is enhanced, and the water leakage is ensured;
the sealing device 3 is a second inner seal soft rubber 34, the cross section of the second inner seal soft rubber 34 is L-shaped, the inner wall of the bottom of the cup cover body 1 is provided with a third annular groove 15, and the second inner seal soft rubber 34 is fixedly bonded with the inner wall of the third annular groove 15, so that the cup cover body 1 tightly embraces the bottle from inside to outside to enhance the sealing performance;
the lower half part of the second inner seal soft glue 34 and the first inner seal soft glue 33 is soft glue, the upper half part of the second inner seal soft glue is hard glue, the first outer seal soft glue 31 and the second outer seal soft glue 32 are hard glue, the soft glue can be better deformed, the inner seal of the cover is easy to be arranged in the bottle, and the hard glue is used for ensuring the structural strength;
example 1: when the cup cover body 1 and the bottle mouth 5 are screwed, the internal thread block 2 and the external thread block 51 on the outer peripheral surface of the bottle mouth 5 are screwed mutually until the bottle mouth 5 is pressed against the inner wall of the cup cover body 1; an inner sealing ring 12 is integrally arranged on the inner wall of the bottom of the cup cover body 1 through welding, so that the cup cover body 1 is matched with the bottle mouth 5 more tightly, and the sealing performance is enhanced; even if the bottle mouth 5 is not round and the inner seal leaks water, the cover can be tightly attached to the cup cover body 1 through the deformation of the first outer seal soft rubber 31, the sealing performance is enhanced, and water leakage is guaranteed.
Example 2: the sealing performance is enhanced by directly matching the first inner seal soft rubber 33 with the bottle mouth 5; even if the bottle mouth 5 is not round, the first inner seal soft rubber 33 leaks water, the cup cover body 1 can be tightly attached to the cup cover body 1 through the deformation of the second outer seal soft rubber 32, the sealing performance is enhanced, and the water leakage is ensured.
Example 3: the second inner seal soft rubber 34 enables the cup cover body 1 to tightly hold the bottle from inside to outside, and the sealing performance is enhanced; even if the bottle mouth 5 is not round, the cup cover body 1 can be tightly attached to the cup cover body 1 through the deformation of the second inner seal soft rubber 34, the sealing performance is enhanced, and water leakage is guaranteed.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A sealing structure of a bottle mouth threaded cap comprises a cup cover body (1) and is characterized in that the cup cover body (1) is of a thin-wall cylindrical structure, anti-skid grains (11) are uniformly arranged on the outer peripheral surface of the cup cover body (1), a plurality of inner thread blocks (2) are arranged on the inner peripheral surface of the cup cover body (1), a sealing device (3) is arranged on the inner wall of the bottom of the cup cover body (1), a bursting opening inner edge is arranged in the middle of the inner wall of the bottom of the cup cover body (1), the sealing device (3) is a first outer sealing soft rubber (31), the first outer sealing soft rubber (31) is L-shaped in cross section, a first annular groove (13) is formed in the inner wall of the bottom of the cup cover body (1), the first outer sealing soft rubber (31) is fixed in the first annular groove (13) through bonding, and an inner sealing ring (12) is integrally arranged on the inner wall of the bottom of the.
2. A bottle mouth screw cap sealing structure according to claim 1, characterized in that: the sealing device (3) is an integrated structure consisting of a second outer seal soft rubber (32) and a first inner seal soft rubber (33), the second outer seal soft rubber (32) and the first inner seal soft rubber (33) are C-shaped in the shape of the cross section, the length of the first inner seal soft rubber (33) is larger than that of the second outer seal soft rubber (32), the bottom inner wall of the cup cover body (1) is provided with a second annular groove (14), and the second outer seal soft rubber (32) and the first inner seal soft rubber (33) are fixed with the outer ring and the inner ring of the second annular groove (14) respectively through bonding.
3. The sealing structure of the bottle mouth threaded cap is characterized in that the sealing device (3) is a second inner seal soft rubber (34), the cross section of the second inner seal soft rubber (34) is L-shaped, a third annular groove (15) is formed in the inner wall of the bottom of the cup cover body (1), and the second inner seal soft rubber (34) is fixedly bonded with the inner wall of the third annular groove (15).
4. A bottle mouth screw cap sealing structure according to claim 3, characterized in that: the lower half part of the material of the second inner seal soft glue (34) and the first inner seal soft glue (33) is soft glue, the upper half part of the material is hard glue, and the material of the first outer seal soft glue (31) and the second outer seal soft glue (32) is hard glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921164992.6U CN211033586U (en) | 2019-07-23 | 2019-07-23 | Sealing structure for bottle mouth threaded cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921164992.6U CN211033586U (en) | 2019-07-23 | 2019-07-23 | Sealing structure for bottle mouth threaded cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211033586U true CN211033586U (en) | 2020-07-17 |
Family
ID=71532057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921164992.6U Active CN211033586U (en) | 2019-07-23 | 2019-07-23 | Sealing structure for bottle mouth threaded cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211033586U (en) |
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2019
- 2019-07-23 CN CN201921164992.6U patent/CN211033586U/en active Active
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