CN214566768U

CN214566768U - Bottle mouth structure

Info

Publication number: CN214566768U
Application number: CN202120182041.2U
Authority: CN
Inventors: 任一清
Original assignee: Ningbo Maike Leisure Products Co ltd
Current assignee: Ningbo Maike intelligent optoelectronics Co.,Ltd.
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-11-02
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a bottle mouth structure, which comprises a bottle cap, a bottle mouth and a bottle body, wherein the middle part of the outer wall of the bottle mouth is provided with an external thread, the middle part of the inner side wall of the bottle cap is provided with an internal thread matched with the external thread, a first sealing ring platform is arranged on the outer wall of the bottle mouth and below the external thread, the first sealing ring platform is provided with a first inclined ring wall, the radius of the bottom wall of the first inclined ring wall is larger than that of the top circle of the external thread, a second sealing ring platform is arranged on the inner wall of the bottle cap and below the internal thread, a second inclined ring wall which is jointed with the first inclined ring wall is arranged on the second sealing ring platform, when the bottle mouth and the bottle cap are closed and sealed by the rotary cover, the first inclined ring wall and the second inclined ring wall are jointed to form a sealing ring, therefore, mosquitoes, bacteria and dust can be prevented from entering the bottle cap from the gap between the bottle opening and the bottle cap, the bottle opening and the bottle cap or the bottle cap is prevented from being polluted, and the safety during drinking is greatly improved.

Description

Bottle mouth structure

Technical Field

The utility model relates to a drink packing bottle technical field, concretely relates to bottleneck structure.

Background

Referring to the attached drawing 1, the outer side wall of the bottle mouth (2) and the inner side wall of the bottle cap (1) of most of the existing drinking water bottles are screwed and sealed by a thread structure, but a large gap exists between the lower edge of the outer side wall of the bottle mouth (2) and the inner diameter of the lower edge of the inner side wall of the bottle cap (1), and the shapes of the gaps are not matched to form an open gap, so that small insects or foreign matters can easily enter the open gap, and the bottle mouth (2) contacting with the lips of a drinker can be polluted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bottleneck structure to realize all-round closed bottleneck, guarantee the sanitation and hygiene of bottleneck.

In order to realize the above object, the utility model provides a bottleneck structure, including bottle lid, bottleneck and body structure as an organic whole, the middle part of bottleneck outer wall is equipped with the external screw thread, the middle part of bottle lid inside wall be equipped with external screw thread complex internal thread the outer wall of bottleneck just is located the below of external screw thread and is equipped with first sealed circular ring platform, first sealed circular ring platform has first slope circular wall, the diapire radius of first slope circular wall is greater than the radius of external screw thread crest circle the inner wall of bottle lid just is located the internal thread below and is equipped with the sealed circular ring platform of second, the sealed circular ring platform of second is equipped with the second slope circular wall of laminating mutually with first slope circular wall.

Based on the above, after the bottleneck closed with the rotatory lid of bottle lid and sealed, first slope rampart forms the sealing ring with the laminating of second slope rampart mutually, can avoid mosquito, bacterium, dust to get into in the bottle lid from bottleneck and bottle lid clearance like this.

The bottleneck structure that this embodiment provided has sealed the connecting portion of bottleneck and bottle lid, has avoided the bottleneck and, or the bottle lid is contaminated, has improved the security of food in the body greatly.

Preferably, the first sealing ring platform is a conical ring platform structure.

Preferably, the inner side of the top wall of the bottle cap is provided with a downwardly extending annular body, and the outer wall of the annular body is attached to the inner wall of the upper end of the bottle mouth.

Preferably, the bottle cap, the bottle mouth and the bottle body are all made of environment-friendly plastics.

Preferably, the length from the top wall of the first sealing ring platform to the upper end wall of the bottle mouth is smaller than the length from the bottom wall of the second sealing ring platform to the top wall in the bottle cap.

Preferably, the first inclined annular wall and the second inclined annular wall are smooth surfaces.

Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.

Drawings

To illustrate the embodiments of the present invention or the prior art more clearly, the lower wall will briefly introduce the figures that are needed to be used in the description of the embodiments or the prior art.

FIG. 1 is a schematic view of a prior art finish construction;

FIG. 2 is a schematic view of a bottle mouth structure in an embodiment of the present invention;

fig. 3 is an exploded schematic view of fig. 2.

In the drawings:

the bottle cap comprises a bottle cap 1, an internal thread 11, a second sealing ring platform 12, a second inclined annular wall 13, an annular body 14, a bottle mouth 2, an external thread 21, a first sealing ring platform 22, a first inclined annular wall 23 and a bottle body 3.

Detailed Description

The lower wall details embodiments of the invention, examples of which are shown in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The lower wall is exemplary by the embodiments described with reference to the drawings, which are intended to illustrate the invention and are not to be construed as limiting the invention.

Referring to fig. 2 and 3, the present embodiment discloses a bottle mouth structure, which includes a bottle cap 1, a bottle mouth 2 and a bottle body 3, wherein the bottle mouth 2 and the bottle body 3 are an integrated structure, and the bottle cap 1, the bottle mouth 2 and the bottle body 3 are made of environment-friendly plastics.

The middle part of 2 outer walls of bottleneck is equipped with external screw thread 21, and the middle part of 1 inside wall of bottle lid is equipped with and is connected with the internal thread 11 of external screw thread 21 complex, through external screw thread 21 and the cooperation of internal thread 11, can make bottle lid 1 can dismantle sealed locating on bottleneck 2.

The outer wall of the bottle mouth 2 is provided with a first sealing ring platform 22 below the external thread 21, the first sealing ring platform 22 is provided with a first inclined ring wall 23, the radius of the bottom wall of the first inclined ring wall 23 is larger than that of the crest circle of the external thread 21, a second sealing ring platform 12 is arranged below the inner wall of the bottle cap 1 and the internal thread 11, and the second sealing ring platform 12 is provided with a second inclined ring wall 13 attached to the first inclined ring wall 23.

Based on the above, after the bottle opening 2 and the bottle cap 1 are closed and sealed in a rotating manner, the first inclined annular wall 23 and the second inclined annular wall 13 are attached to form a sealing ring, so that mosquitoes, bacteria and dust can be prevented from entering the bottle cap 1 from a gap between the bottle opening 2 and the bottle cap 1.

The bottleneck structure that this embodiment provided has sealed the connecting portion of bottleneck 2 and bottle lid 1, has avoided bottleneck 2 and, or bottle lid 1 by the pollution, has improved the security that the consumer drunk the drink greatly.

In this embodiment, the first sealing ring platform 22 is a tapered ring platform structure, the second sealing ring platform 12 is an inverted cone ring platform structure, and the first sealing ring platform 22 adopting the tapered ring platform structure and the second sealing ring platform 12 adopting the inverted cone ring platform structure are matched with each other, so that the sealing effect is good, and the structure is simple.

In this embodiment, the inner side of the top wall of the bottle cap 1 is provided with a downwardly extending annular body 14, the height of the annular body 14 is between 5mm and 10mm, the outer wall of the annular body 14 is attached to the inner wall of the upper end of the bottle mouth 2, and as an optimized scheme, the outer wall of the annular body 14 and the inner wall of the upper end of the bottle mouth 2 are smooth surfaces, so that the annular body 14 is conveniently and rapidly matched with the bottle mouth 2.

In this embodiment, the length from the top wall of the first sealing ring platform 22 to the upper end wall of the bottle mouth 2 is smaller than the length from the bottom wall of the second sealing ring platform 12 to the inner top wall of the bottle cap 1, so that the interference fit between the first inclined ring wall 23 and the second inclined ring wall 13 can be realized in the rotating process, as a preferable scheme, the first inclined ring wall 23 and the second inclined ring wall 13 are both smooth surfaces, and in the rotating fit process of the bottle cap 1 and the bottle mouth 2, as the bottle cap 1 is continuously screwed in, the second inclined ring wall 13 deforms due to the extrusion of the first inclined ring wall 23, so that the first inclined ring wall 23 and the second inclined ring wall 13 are in the interference fit, and the purpose of closing the outer side wall of the bottle mouth 2 is achieved.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are all known technology.

Claims

1. The utility model provides a bottleneck structure, includes bottle lid (1), bottleneck (2) and body (3) structure as an organic whole, the middle part of bottleneck (2) outer wall is equipped with external screw thread (21), the middle part of bottle lid (1) inside wall be equipped with external screw thread (21) complex internal thread (11), its characterized in that:

the outer wall of bottleneck (2) and the below that is located external screw thread (21) are equipped with first sealed circular ring platform (22), first sealed circular ring platform (22) have first slope rampart (23), the diapire radius of first slope rampart (23) is greater than the radius of external screw thread (21) crest circle the inner wall of bottle lid (1) and the below that is located internal thread (11) are equipped with second sealed circular ring platform (12), second sealed circular ring platform (12) are equipped with second slope rampart (13) of laminating mutually with first slope rampart (23).

2. Finish construction according to claim 1, characterized in that the first sealing collar (22) is a conical collar construction.

3. Bottle mouth structure according to claim 1, characterized in that the inner side of the top wall of the bottle cap (1) is provided with a downwardly extending ring-shaped body (14), and the outer wall of the ring-shaped body (14) is attached to the inner wall of the upper end of the bottle mouth (2).

4. The bottle mouth structure according to claim 1, wherein the bottle cap (1), the bottle mouth (2) and the bottle body (3) are made of environment-friendly plastics.

5. Finish construction according to claim 1, characterized in that the length of the top wall of the first sealing ring land (22) to the upper end wall of the finish (2) is smaller than the length of the bottom wall of the second sealing ring land (12) to the inner top wall of the closure (1).

6. Finish construction according to claim 1, characterized in that both the first inclined skirt (23) and the second inclined skirt (13) are smooth.