CN210235790U

CN210235790U - Moistureproof bottle cap

Info

Publication number: CN210235790U
Application number: CN201921091089.1U
Authority: CN
Inventors: Ruirui Yang; 杨锐锐
Original assignee: Guangzhou Eucalyptus Valley Biotechnology Co Ltd
Current assignee: Guangzhou Eucalyptus Valley Biotechnology Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-04-03
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a damp-proof bottle cap, belonging to the technical field of bottle caps, comprising a bottle cap body, a fixed ring which is fixedly sleeved on the bottleneck of the bottle body and is correspondingly matched with the bottle cap body, a first sealing ring which is fixedly paved on the top of the fixed ring and is sleeved outside the bottleneck, and a moisture absorption ring which is fixedly paved on the top of the fixed ring and is sleeved outside the bottleneck; the bottom of the bottle cap body is provided with a locking cavity for the bottle neck to extend into, the inner ring wall of the fixing ring is in sealing connection with the outer side wall of the bottle neck, the bottom surface of the first sealing ring is fixedly connected with the top of the fixing ring, the moisture absorption ring is embedded in the first sealing ring, the outer ring wall of the moisture absorption ring is in contact fit with the inner ring wall of the first sealing ring, and the thickness of the first sealing ring is larger than that of the moisture absorption ring; when the bottle cap body is fixedly matched with the bottle neck cap, the first sealing ring is clamped and fixed between the bottom surface of the bottle cap body and the top surface of the fixing ring; not only guarantee the cooperation leakproofness between bottle lid body and the bottleneck, make the bottle lid body have certain dampproofing function moreover.

Description

Moistureproof bottle cap

Technical Field

The utility model relates to a bottle lid technical field, more specifically relates to a dampproofing bottle lid.

Background

The bottle is used as a container, generally has a small bottle mouth, a thin bottle neck and a large bottle belly, is made of multi-purpose plastic, porcelain or glass, is widely applied to the transshipment and containing of solid, liquid, powder and other articles, and is used as a bottle cap which is used together with the bottle and is used for plugging the bottle mouth of the bottle, so that internal substances can be better stored; for the articles with higher drying requirements, the sealing fit between the bottle cap and the bottle is very important, but a fit gap is easily formed between most of the existing bottle caps in threaded fit and the bottle neck of the bottle, once the external environment is relatively humid, the humid air is easily permeated into the bottle through the fit gap between the bottle cap and the bottle neck, and the existing bottle caps usually have no moisture-proof effect, so that the permeated air cannot be dried and filtered in time.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide a moisture-proof bottle cap, a fixing ring is fixedly sleeved on a bottle neck, and a first sealing ring is fixed on the top of the fixing ring, when a bottle cap body is fixedly matched with a bottle neck cap, the first sealing ring is clamped and fixed between the bottom surface of the bottle cap body and the top surface of the fixing ring, so that the sealing matching between the bottle cap body and the fixing ring is realized, and the matching sealing performance between the bottle cap body and the bottle neck is further improved; a moisture absorption ring is fixed in the inner ring of the first sealing ring, and when the bottle cap body is fixedly matched with the bottle neck cap, a moisture absorption gap is formed between the bottom surface of the bottle cap body and the top surface of the moisture absorption ring, so that even if the first sealing ring cannot be used for sealing well, the permeated air can be dried and filtered by the moisture absorption ring; wholly speaking, not only guaranteed the cooperation leakproofness between bottle lid body and the bottleneck, made the bottle lid body have certain dampproofing function moreover, played better protection sealing effect to the inside article of bottle.

To achieve the purpose, the utility model adopts the following technical proposal: a damp-proof bottle cap comprises a bottle cap body, a fixed ring fixedly sleeved on a bottle neck of a bottle body and correspondingly matched with the bottle cap body, a first sealing ring fixedly laid on the top of the fixed ring and sleeved outside the bottle neck, and a moisture absorption ring fixedly laid on the top of the fixed ring and sleeved outside the bottle neck;

the bottom of the bottle cap body is provided with a locking cavity for the bottle neck to extend into, the inner ring wall of the fixing ring is hermetically connected with the outer side wall of the bottle neck, the bottom surface of the first sealing ring is fixedly connected with the top of the fixing ring, the moisture absorption ring is embedded in the first sealing ring, the outer ring wall of the moisture absorption ring is contacted and attached with the inner ring wall of the first sealing ring, and the thickness of the first sealing ring is larger than that of the moisture absorption ring;

when the bottle cap body is fixedly matched with the bottle neck cap, the bottom surface of the bottle cap body and the top surface of the fixing ring clamp and fix the first sealing ring, and a moisture absorption gap is formed between the bottom surface of the bottle cap body and the top surface of the moisture absorption ring.

Optionally, the first seal ring outer ring wall is flush with the outer ring wall of the stationary ring.

Optionally, the moisture absorption ring is one of a calcium chloride moisture absorption ring and an activated alumina moisture absorption ring.

Optionally, an internal thread is arranged on the inner side wall of the locking cavity, and an external thread matched with the internal thread is arranged on the outer side wall of the bottleneck above the fixing ring.

Optionally, a second sealing ring is fixed on the top surface in the locking cavity, and when the bottle cap body is fixedly matched with the bottle neck cap, the second sealing ring is clamped and fixed between the top surface in the locking cavity and the top surface of the bottle neck.

The utility model has the advantages that: the utility model discloses a fixed cover establishes a retainer plate on the bottleneck to fixed a first sealing washer on the retainer plate top, when bottle lid body and bottleneck lid are in firm cooperation, form the centre gripping to the first sealing washer between bottle lid body bottom surface and the retainer plate top surface and fix, thereby realize the sealed cooperation between bottle lid body and the retainer plate, and then further promote the cooperation leakproofness between bottle lid body and the bottleneck; a moisture absorption ring is fixed in the inner ring of the first sealing ring, and when the bottle cap body is fixedly matched with the bottle neck cap, a moisture absorption gap is formed between the bottom surface of the bottle cap body and the top surface of the moisture absorption ring, so that even if the first sealing ring cannot be used for sealing well, the permeated air can be dried and filtered by the moisture absorption ring; wholly speaking, not only guaranteed the cooperation leakproofness between bottle lid body and the bottleneck, made the bottle lid body have certain dampproofing function moreover, played better protection sealing effect to the inside article of bottle.

Drawings

Fig. 1 is a schematic view of a structure of a moisture-proof bottle cap and a bottle body according to an embodiment of the present invention.

Fig. 2 is a schematic structural view of a moisture-proof bottle cap according to an embodiment of the present invention when the bottle cap body and the fixing ring are in a matching state.

Fig. 3 is an enlarged schematic view of a position a in fig. 2.

Fig. 4 is a top view of the first sealing ring and the moisture absorbing ring of the moisture-proof bottle cap according to the embodiment of the present invention.

In the figure: 1. a bottle cap body; 11. an internal thread; 12. a second seal ring; 2. a bottle body; 21. a bottleneck; 211. an external thread; 31. a stationary ring; 32. a first seal ring; 33. a moisture absorption ring; 330. the moisture absorption gap.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, a bottle cap body 1 in a moisture-proof bottle cap comprises a bottle cap body 1, a fixing ring 31 fixedly sleeved on a bottle neck 21 of a bottle body 2 and correspondingly matched with the bottle cap body 1, a first sealing ring 32 fixedly laid on the top of the fixing ring 31 and sleeved outside the bottle neck 21, and a moisture absorption ring 33 fixedly laid on the top of the fixing ring 31 and sleeved outside the bottle neck 21; specifically, a locking cavity into which the bottle neck 21 extends is formed at the bottom of the bottle cap body 1, internal threads 11 are formed on the inner side wall of the locking cavity, and external threads 211 matched with the internal threads 11 are formed on the outer side wall of the bottle neck 21 above the fixing ring 31; the screw connection between the bottle cap body 1 and the bottle neck 21 is realized by the matching of the internal thread 11 and the external thread 211, and in addition, the outer side wall of the bottle cap body 1 in the embodiment can be provided with anti-skid threads (not shown).

As shown in fig. 1 to 4, the inner ring wall of the fixing ring 31 is connected with the outer side wall of the bottle neck 21 in a sealing manner, the bottom surface of the first sealing ring 32 is fixedly connected with the top of the fixing ring 31, the moisture absorbing ring 33 is embedded in the first sealing ring 32, the outer ring wall of the moisture absorbing ring 33 is contacted and attached with the inner ring wall of the first sealing ring 32, and the thickness of the first sealing ring 32 is greater than that of the moisture absorbing ring 33; when the bottle cap body 1 is fixedly matched with the bottle neck 21, the first sealing ring 32 is clamped and fixed between the bottom surface of the bottle cap body 1 and the top surface of the fixing ring 31, and a moisture absorption gap 330 is formed between the bottom surface of the bottle cap body 1 and the top surface of the moisture absorption ring 33; specifically, the first sealing ring 32 and the moisture absorbing ring 33 can be fixed on the fixing ring 31 by glue, wherein the fixing ring 31 can be made of plastic, so that the fixing ring has a certain supporting strength, the fixing ring 31 can also be fixedly connected with the bottleneck 21 by glue, and then sealant is coated at the joint to realize sealing connection, of course, the fixing ring 31 in the utility model can also be integrally processed with the bottleneck 21, so that subsequent fixed mounting procedures are reduced, and the fixing ring is more convenient; in this embodiment, the thickness of the first sealing ring 32 is greater than that of the moisture absorption ring 33, so that when the bottle cap body 1 is fixedly fitted with the bottle neck 21, the bottle cap body 1 and the fixing ring 31 can firstly clamp and fix the first sealing ring 32 to realize sealing fit, and the moisture absorption ring 33 can be protected by the first sealing ring 32 with a larger thickness, so that the bottle cap body 1 is prevented from extruding and damaging the moisture absorption ring 33; a moisture absorption gap 330 is formed between the bottom surface of the bottle cap body 1 and the top surface of the moisture absorption ring 33, so that the contact area between the moisture absorption ring 33 and air can be increased, and the moisture absorption of the moisture absorption ring 33 is more convenient; in addition, the moisture absorption ring 33 in this embodiment may be a solid moisture absorption ring 33 formed by directly preparing calcium chloride or activated alumina material, but may also be prepared by using other food-grade desiccant materials.

The utility model discloses a fixed ring 31 is established to fixed cover on bottleneck 21 to fix a first sealing washer 32 on the fixed ring 31 top, when bottle lid body 1 and bottleneck 21 lid solid cooperation, form the centre gripping fixed to first sealing washer 32 between bottle lid body 1 bottom surface and the fixed ring 31 top surface, thereby realize the sealed cooperation between bottle lid body 1 and fixed ring 31, and then further promote the cooperation leakproofness between bottle lid body 1 and bottleneck 21; moreover, the moisture absorption ring 33 is fixed in the inner ring of the first sealing ring 32, when the bottle cap body 1 is fixedly matched with the bottle neck 21, a moisture absorption gap 330 is also formed between the bottom surface of the bottle cap body 1 and the top surface of the moisture absorption ring 33, so that even if the first sealing ring 32 cannot be well sealed, the permeated air can be dried and filtered by the moisture absorption ring 33; overall, not only guaranteed the cooperation leakproofness between bottle lid body 1 and the bottleneck 21, made bottle lid body 1 have certain dampproofing function moreover, played the sealed effect of better protection to the inside article of bottle body 2.

Alternatively, as shown in fig. 1 and 3, the outer ring wall of the first seal ring 32 is flush with the outer ring wall of the fixed ring 31; specifically, the outer ring wall of the first seal ring 32 is flush with the outer ring wall of the fixed ring 31, so that the first seal ring 32 is prevented from protruding out of the fixed ring 31, and the appearance is prevented from being influenced.

Optionally, as shown in fig. 1, a second sealing ring 12 is fixed on the top surface of the locking cavity, and when the bottle cap body 1 is fixedly fitted with the bottle neck 21, the second sealing ring 12 is clamped and fixed between the top surface of the locking cavity and the top surface of the bottle neck 21; specifically, the second sealing ring 12 is arranged to further improve the matching sealing performance between the bottle cap body 1 and the bottle neck 21; the first sealing ring 32 and the second sealing ring 12 in the present invention can be made of rubber or silica gel material.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. A dampproof bottle cap is characterized in that: the bottle cap comprises a bottle cap body (1), a fixing ring (31) fixedly sleeved on a bottle neck (21) of a bottle body (2) and correspondingly matched with the bottle cap body (1), a first sealing ring (32) fixedly laid on the top of the fixing ring (31) and sleeved outside the bottle neck (21), and a moisture absorption ring (33) fixedly laid on the top of the fixing ring (31) and sleeved outside the bottle neck (21);

the bottom of the bottle cap body (1) is provided with a locking cavity for the bottle neck (21) to extend into, the inner ring wall of the fixing ring (31) is in sealing connection with the outer side wall of the bottle neck (21), the bottom surface of the first sealing ring (32) is fixedly connected with the top of the fixing ring (31), the moisture absorption ring (33) is embedded in the first sealing ring (32), the outer ring wall of the moisture absorption ring (33) is in contact fit with the inner ring wall of the first sealing ring (32), and the thickness of the first sealing ring (32) is larger than that of the moisture absorption ring (33);

when the bottle cap body (1) is fixedly matched with the bottle neck (21), the bottom surface of the bottle cap body (1) and the top surface of the fixing ring (31) are clamped and fixed with the first sealing ring (32), and a moisture absorption gap (330) is formed between the bottom surface of the bottle cap body (1) and the top surface of the moisture absorption ring (33).

2. The moisture resistant bottle cap as claimed in claim 1, wherein: the outer ring wall of the first sealing ring (32) is flush with the outer ring wall of the fixed ring (31).

3. The moisture resistant bottle cap as claimed in claim 1, wherein: the moisture absorption ring (33) is one of a calcium chloride moisture absorption ring (33) and an active alumina moisture absorption ring (33).

4. The moisture resistant bottle cap as claimed in claim 1, wherein: the inner side wall of the locking cavity is provided with an internal thread (11), and the outer side wall of the bottleneck (21) is provided with an external thread (211) matched with the internal thread (11) above the fixing ring (31).

5. The moisture resistant bottle cap as claimed in claim 1, wherein: and a second sealing ring (12) is fixed on the inner top surface of the locking cavity, and when the bottle cap body (1) is fixedly matched with the bottle neck (21), the second sealing ring (12) is clamped and fixed between the inner top surface of the locking cavity and the top surface of the bottle neck (21).