CN222023235U - A pull-type bottle cap with liquid discharge from the top - Google Patents

Abstract

The utility model provides a lifting type bottle cap with top liquid outlet, which comprises a cap and an inner cap, wherein the cap is fully wrapped on the periphery of the inner cap and is movably installed up and down with the inner cap; an outer annular wall extends upwards from the outer edge of the top of the inner cover, and a plurality of clamping grooves are formed in the outer side of the outer annular wall; the top of the inner cover is provided with a boss, the top of the boss is provided with a sealing part and liquid inlet holes, and the liquid inlet holes are uniformly distributed around the sealing part; the bottom of the inner cover is provided with a mounting port communicated with the container; the top of the cap is provided with a liquid outlet hole which is movably sealed with the sealing part; an inner annular wall is downwards extended on the inner wall of the cap, and the inner diameter of the inner annular wall is matched with the outer diameter of the boss; the inner wall of the cap is provided with a clamping block matched with the clamping groove, and the cap can drive the clamping groove through the clamping block so as to drive the inner cap to rotate synchronously with the inner cap.

Description

Lifting bottle cap with top liquid outlet

Technical Field

The utility model relates to the technical field of bottle caps, in particular to a top liquid outlet lifting type bottle cap.

Background

The bottle cap is used for sealing the bottle and has different shapes and opening modes according to different requirements and functions. For bottles containing liquid or semi-liquid contents, a small-caliber sealing bottle cap is generally selected to avoid pollution of the residual contents of the bottle mouth. The bottle caps with lifting structures in the market at present are mostly lower caps with upper caps which are semi-surrounded on the lower portions, the upper caps are lifted upwards to open the liquid outlets, the upper caps are pressed downwards to block the liquid outlets, but when the bottle caps are installed or detached, the lower caps are required to be held for unscrewing or screwing, and the holding mode is inconvenient for manual force application and easy to slip.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides a top liquid outlet lifting type bottle cap.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the lifting type bottle cap for discharging liquid from the top comprises a cap and an inner cap, wherein the cap is fully wrapped on the periphery of the inner cap and is movably installed up and down with the inner cap;

An outer annular wall extends upwards from the outer edge of the top of the inner cover, and a plurality of clamping grooves are formed in the outer side of the outer annular wall; the top of the inner cover is provided with a boss, the top of the boss is provided with a sealing part and liquid inlet holes, and the liquid inlet holes are uniformly distributed around the sealing part; the bottom of the inner cover is provided with a mounting port communicated with the container;

The top of the cap is provided with a liquid outlet hole which is movably sealed with the sealing part; an inner annular wall is downwards extended on the inner wall of the cap, and the inner diameter of the inner annular wall is matched with the outer diameter of the boss; the inner wall of the cap is provided with a clamping block matched with the clamping groove, and the cap can drive the clamping groove through the clamping block so as to drive the inner cap to rotate synchronously with the inner cap.

Further, an exhaust groove is formed in the outer wall of the inner cover, and the exhaust groove is communicated with one of the clamping grooves.

Further, a first limiting convex edge and a second limiting convex edge are arranged at the lower part of the inner cover, and the first limiting convex edge and the second limiting convex edge are arranged around the outer wall of the inner cover up and down; a third limiting convex edge is arranged on the inner wall of the lower part of the cap at a position between the first limiting convex edge and the second limiting convex edge; when the third limiting convex edge is abutted with the bottom of the first limiting convex edge, the sealing part is far away from the liquid outlet hole; when the third limiting convex edge is abutted with the top of the second limiting convex edge, the sealing part seals the liquid outlet.

Further, a positioning convex block is arranged on the first limiting convex edge, and a guide groove used for positioning and sliding in of the positioning convex block is arranged at the position, corresponding to the positioning convex block, on the cap.

Further, an outer rib is arranged on the outer wall of the upper part of the boss, and the outer diameter of the outer rib is tangent with the inner wall of the inner annular wall; an inner rib is arranged on the inner wall of the lower part of the inner annular wall, and the inner diameter of the inner rib is tangent to the outer wall of the boss; the inner ribs move up and down below the outer ribs.

Further, the sealing part comprises a sealing plug and a first sealing wall surrounding the circumference of the sealing plug, and a separation groove is arranged between the sealing plug and the first sealing wall; a second sealing wall extends downwards along the inner wall of the liquid outlet hole on the inner wall of the cap; the second sealing wall is movably arranged in the separation groove.

Further, the sealing plug comprises an upper portion and a lower portion, wherein the outer diameter of the upper portion is smaller than that of the lower portion, and the upper portion and the lower portion are in transitional connection through an inclined plane.

Further, a limiting step is arranged on the inner wall of the cap; the limiting step is abutted with the top surface of the outer annular wall.

The utility model has the following beneficial effects:

1. The cap is provided with the clamping block, the inner cover is provided with the clamping groove, the cap synchronously rotates with the clamping block through the meshing transmission inner cover of the clamping block and the clamping groove, namely, a user can synchronously unscrew the inner cover only by unscrewing the cap, and the cap is convenient for the user to open the bottle cap to supplement liquid.

2. The cap is fully wrapped outside the inner cap, so that the cap body is tidier, and bacteria breeding caused by condensation on the cap is not easy to adhere when emulsion and grease are adhered to hands of people.

3. The exhaust groove is arranged on the inner cover, when the cap is pressed downwards, gas between the cap and the inner cover circulates through the exhaust groove and is discharged outwards, so that the air resistance in the inner part is reduced, and the cap is more labor-saving when pressed downwards.

4. Be equipped with the guide way on the block, be equipped with the location lug on the inner cup, when the block is convenient for install with the inner cup butt joint, more swift location.

Drawings

Fig. 1 is an exploded view of the overall structure of an embodiment of the present utility model.

Fig. 2 is an overall side cross-sectional view of an inner cap of an embodiment of the present utility model when closing a cap.

Fig. 3 is an overall side cross-sectional view of an embodiment of the present utility model with the cap pulled up.

Fig. 4 is a side cross-sectional view of a cap according to an embodiment of the present utility model.

Fig. 5 is a perspective view of an inner cap according to an embodiment of the present utility model.

Fig. 6 is an enlarged view at a of fig. 2 according to an embodiment of the present utility model.

Reference numerals in the drawings:

The sealing device comprises a cap 1, a liquid outlet 11, an inner annular wall 12, an inner rib 121, a clamping block 13, a third limiting flange 14, a limiting step 15, a guide groove 16 and a second sealing wall 17.

An inner cover 2, an outer annular wall 21, a clamping groove 211, a boss 22 and an outer rib 221.

The sealing part 23, the sealing plug 231, the first sealing wall 232, the partition 233, the upper part 234, the lower part 235 and the inclined surface 236.

The device comprises a liquid inlet 24, a mounting opening 25, an exhaust groove 26, a first limiting convex edge 27, a second limiting convex edge 28 and a positioning lug 29.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated 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 embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-6, a top liquid-discharging lifting bottle cap comprises a cap 1 and an inner cap 2, wherein the cap 1 is fully wrapped on the periphery of the inner cap 2 and is movably mounted with the inner cap 2 up and down. The whole packaging mode enables the outside of the bottle cap to be more concise and smooth, liquid, emulsion, grease and the like attached to the hands of a person are not easy to adhere to the bottle cap, so that the bottle cap is clean and easy to manage, and bacterial breeding is reduced. The bottle cap is used for being installed on a container containing liquid or semi-liquid and other substances with fluidity, the inside of the container is communicated with the outside through upward lifting of the cap 1 to realize liquid discharging, and the cap 1 is pressed downwards to enable the inner cap 2 to seal and seal the cap 1, so that the inside of the container is isolated from the outside. Specifically, the inner wall of the inner cover 2 is provided with an internal thread, and the internal thread is installed with the container through threads.

The cap 1 is fully wrapped on the outer side of the inner cap 2 in a 'spherical' shape, and the 'spherical' design is convenient for a user to grasp the cap 1 and apply force to lift upwards, and meanwhile, the volume and occupied space of a packaging bottle are not increased. Because the cap 1 and the inner cap 2 are driven, the cap 1 can completely cover the inner cap 2, so that the shape of the cap 1 can be completely exposed, the design space of the cap 1 is increased, and the appearance is more attractive.

As shown in fig. 1 and 5, an outer annular wall 21 extends upward from the outer edge of the top of the inner cover 2, a plurality of longitudinally arranged clamping grooves 211 are respectively formed in the outer walls of two opposite sides of the outer annular wall 21, and the clamping grooves 211 are arranged at intervals. Correspondingly, a clamping block 13 matched with the clamping groove 211 is arranged on the inner wall of the cap 1. The clamping block 13 is inserted into the clamping groove 211, so that the cap 1 and the inner cap 2 are mutually meshed, when the cap 1 rotates, the inner cap 2 is driven to synchronously rotate through the connection of the clamping block 13 and the clamping groove 211, a user can conveniently install or detach the bottle cap and the container, the cap 1 is only required to be screwed, the inner cap 2 can be simultaneously and flexibly moved, and the user can conveniently unscrew the bottle cap to supplement liquid.

As shown in fig. 2, 3 and 5, a boss 22 is disposed on the top of the inner cover 2 and located on the inner side of the outer annular wall 21, a sealing portion 23 and liquid inlet holes 24 are disposed on the top of the boss 22, and the liquid inlet holes 24 are equally distributed around the sealing portion 23. The bottom of the inner cap 2 is provided with a mounting opening 25 communicating with the container. Correspondingly, the top of the cap 1 is provided with a liquid outlet hole 11 which is movably sealed with the sealing part 23. When the cap 1 is lifted upwards, the mounting opening 25, the liquid inlet 24 and the liquid outlet 11 are sequentially communicated, and the liquid in the container can be output outwards. When the cap 1 is pressed downward, the sealing portion 23 seals the liquid outlet hole 11.

As shown in fig. 5 and 6, the sealing portion 23 includes a sealing plug 231 and a first sealing wall 232 surrounding the circumference of the sealing plug 231, and the outer diameter of the sealing plug 231 is equal to the inner diameter of the liquid outlet hole 11. Specifically, the sealing plug 231 includes an upper portion 234 and a lower portion 235, the outer diameter of the upper portion 234 is smaller than the outer diameter of the lower portion 235, and the upper portion 234 and the lower portion 235 are in transitional engagement by a slope 236. The outer wall of the lower portion 235 is closely attached to the inner wall of the liquid outlet 11, so as to seal the liquid outlet 11.

A partition 233 is provided between the sealing plug 231 and the first sealing wall 232. A second sealing wall 17 extends downwards along the inner wall of the liquid outlet hole 11 on the inner wall of the cap 1; the second sealing wall 17 is movably mounted in the partition 233. When the cap 1 is lifted upward, the second sealing wall 17 is separated from the partition groove 233. When the cap 1 is pressed downward, the second sealing wall 17 is inserted into the partition groove 233, forming a sealing wall with the first sealing wall 232, further preventing the liquid from flowing out from the liquid inlet 24 to the liquid outlet 11. Meanwhile, when the first sealing wall 232 is used for sealing the cap 1, the liquid temporarily stored in the cap 1 and not output from the liquid outlet 11 can quickly flow back into the liquid inlet 24, so as to avoid flowing everywhere.

Further, as shown in fig. 2 and 3, an inner annular wall 12 extends downward from the inner wall of the cap 1, and the inner diameter of the inner annular wall 12 is adapted to the outer diameter of the boss 22. The inner annular wall 12 is sleeved on the outer wall of the boss 22 up and down along with the movement of the cap 1. Specifically, an outer rib 221 is disposed on an outer wall of the upper portion of the boss 22, and an outer diameter of the outer rib 221 is tangent to an inner wall of the inner annular wall 12. An inner rib 121 is arranged on the inner wall of the lower part of the inner annular wall 12, and the inner diameter of the inner rib 121 is tangential with the outer wall of the boss 22. The inner rib 121 moves up and down below the outer rib 221. The inner rib 121 and the outer rib 221 serve to reduce friction between the inner circumferential wall 12 and the boss 22 when the cap 1 moves up and down.

Further, as shown in fig. 2 and 5, in order to make the cap 1 more smooth and less resistant when being pressed downward, the outer wall of the inner cap 2 is provided with a vent groove 26, and the vent groove 26 communicates with one of the locking grooves 211. When the cap 1 is pressed downward, the gas buffered between the cap 1 and the inner cap 2 circulates upward through the vent groove 26 and the clamping groove 211 communicated therewith, and finally is discharged through the liquid outlet hole 11.

Further, a first limiting protruding edge 27 and a second limiting protruding edge 28 are arranged at the lower portion of the inner cover 2, and the first limiting protruding edge 27 and the second limiting protruding edge 28 are arranged up and down and encircle the outer wall of the inner cover 2. A third limiting flange 14 is arranged on the inner wall of the lower part of the cap 1 at a position between the first limiting flange 27 and the second limiting flange 28. The third limiting flange 14 is in limiting movement between the first limiting flange 27 and the second limiting flange 28. Specifically, when the cap 1 is lifted upwards, the third limiting flange 14 moves upwards along with the cap 1 until the third limiting flange abuts against the bottom of the first limiting flange 27, at this time, the sealing plug 231 is far away from the liquid outlet 11, the bottle cap is in an open circulation state, and liquid can be extruded from the container outwards. Conversely, when the cap 1 is pushed down to reset, the third limiting flange 14 moves downward along with the cap 1 until abutting against the top of the second limiting flange 28, at this time, the sealing plug 231 seals the liquid outlet 11, and the sealing cap is in a sealing state, so that the liquid cannot be output from the container.

Further, a limiting step 15 extends downward on the inner wall of the cap 1 at a position corresponding to the outer annular wall 21. When the cap 1 is pressed downwards and the third limiting flange 14 abuts against the second limiting flange 28, the limiting step 15 abuts against the top surface of the outer annular wall 21, so as to further limit the cap 1, and prevent the cap 1 from being excessively pressed downwards.

Further, as shown in fig. 4 and 5, in order to facilitate the rapid positioning and mounting of the cap 1 onto the inner cap 2, a positioning projection 29 is provided on the first limiting flange 27, and a guiding slot 16 for positioning and sliding in the positioning projection 29 is provided on the cap 1 at a position corresponding to the positioning projection 29. The guide groove 16 is provided with a lower opening. When the cap 1 is sleeved on the inner cap 2, the cap 1 and the inner cap 2 can be mutually matched and snapped by inserting the positioning projection 29 into the guide groove 16.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and although the present utility model 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 technical solutions described in the foregoing embodiments, or equivalents may be substituted for some of the technical features thereof, and all technical solutions which may be obtained by logic analysis, reasoning or limited experiments based on the prior art according to the inventive concept should be within the scope of protection defined by the claims.

Claims (8)

1. The lifting type bottle cap with the top liquid outlet comprises a cap (1) and an inner cap (2), and is characterized in that the cap (1) is fully wrapped on the periphery of the inner cap (2) and is movably installed with the inner cap (2) up and down;

An outer annular wall (21) extends upwards from the outer edge of the top of the inner cover (2), and a plurality of clamping grooves (211) are formed in the outer side of the outer annular wall (21); a boss (22) is arranged at the top of the inner cover (2), a sealing part (23) and liquid inlet holes (24) are arranged at the top of the boss (22), and the liquid inlet holes (24) are uniformly distributed around the sealing part (23); the bottom of the inner cover (2) is provided with a mounting opening (25) communicated with the container;

The top of the cap (1) is provided with a liquid outlet hole (11) which is movably sealed with the sealing part (23); an inner annular wall (12) extends downwards on the inner wall of the cap (1), and the inner diameter of the inner annular wall (12) is matched with the outer diameter of the boss (22); the inner wall of the cap (1) is provided with a clamping block (13) which is matched with the clamping groove (211), and the cap (1) can drive the clamping groove (211) through the clamping block (13) so as to drive the inner cap (2) to rotate synchronously with the clamping groove.

2. The lifting bottle cap according to claim 1, wherein an air exhaust groove (26) is arranged on the outer wall of the inner cap (2), and the air exhaust groove (26) is communicated with one of the clamping grooves (211).

3. The lifting bottle cap according to claim 1, wherein a first limiting convex edge (27) and a second limiting convex edge (28) are arranged at the lower part of the inner cap (2), and the first limiting convex edge (27) and the second limiting convex edge (28) are arranged around the outer wall of the inner cap (2) up and down; a third limiting convex edge (14) is arranged on the inner wall of the lower part of the cap (1) at a position between the first limiting convex edge (27) and the second limiting convex edge (28); when the third limiting convex edge (14) is abutted against the bottom of the first limiting convex edge (27), the sealing part (23) is far away from the liquid outlet hole (11); when the third limiting convex edge (14) is abutted with the top of the second limiting convex edge (28), the sealing part (23) seals the liquid outlet hole (11).

4. A lifting bottle cap according to claim 3, wherein the first limiting flange (27) is provided with a positioning lug (29), and the position of the cap (1) corresponding to the positioning lug (29) is provided with a guiding groove (16) for positioning and sliding in the positioning lug (29).

5. The lifting bottle cap according to claim 1, wherein an outer rib (221) is provided on the upper outer wall of the boss (22), the outer diameter of the outer rib (221) being tangential to the inner wall of the inner annular wall (12); an inner rib (121) is arranged on the inner wall of the lower part of the inner annular wall (12), and the inner diameter of the inner rib (121) is tangential to the outer wall of the boss (22); the inner rib (121) moves up and down below the outer rib (221).

6. The lifting bottle cap according to claim 1, wherein the sealing part (23) comprises a sealing plug (231) and a first sealing wall (232) surrounding the circumference of the sealing plug (231), a separation groove (233) being provided between the sealing plug (231) and the first sealing wall (232); a second sealing wall (17) extends downwards along the inner wall of the liquid outlet hole (11) on the inner wall of the cap (1); the second sealing wall (17) is movably arranged in the separation groove (233).

7. The lift-off bottle cap according to claim 6, characterized in that the sealing plug (231) comprises an upper part (234) and a lower part (235), the outer diameter of the upper part (234) being smaller than the outer diameter of the lower part (235), the upper part (234) and the lower part (235) being in transitional engagement by means of a chamfer (236).

8. The lifting bottle cap according to claim 1, characterized in that the inner wall of the cap (1) is provided with a limit step (15); the limiting step (15) is abutted with the top surface of the outer annular wall (21).