CN217754890U

CN217754890U - Fresh-keeping bottle cap with pressure release valve

Info

Publication number: CN217754890U
Application number: CN202221476573.8U
Authority: CN
Inventors: 都卫林
Original assignee: Tongcheng Shengmei Plastic Industry Co ltd
Current assignee: Tongcheng Shengmei Plastic Industry Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-11-08
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a fresh-keeping bottle lid with relief valve relates to bottle lid technical field, for solving current fresh-keeping bottle lid, because the liquid that has compressed gas shakes and heaies up in the filling, can cause the gaseous excessive problem that can not prevent liquid and spill over when increasing bottle internal gas pressure and pressure release. The safety bottle comprises a safety bottle cap, the inside of the safety bottle cap is provided with a bottle opening groove, the inner wall of the bottle opening groove is provided with a locking thread, a bottle opening plug is arranged at the upper end of the inside of the bottle opening groove, an exhaust bin is arranged above the bottle opening groove, a pressure relief exhaust hole is formed in the upper side of the exhaust bin, a pressure relief movable plug is arranged in the pressure relief exhaust hole, a movable rod is arranged in the pressure relief movable plug, and an upper spring fixing disc is arranged at the upper end of the inner wall of the pressure relief exhaust hole.

Description

Fresh-keeping bottle cap with pressure release valve

Technical Field

The utility model relates to a bottle lid technical field specifically is a fresh-keeping bottle lid with relief valve.

Background

The bottle cap is used for sealing bottles and has different shapes and different operation methods according to different functions.

In conventional devices, as in application No.: 201920991958.X; the name is as follows: a pressure relief bottle cap and a pressure relief closure cap. The device comprises: the novel cover comprises a cover body and a sealing assembly arranged at the bottom of the cover body, wherein a plurality of pits are formed in the side wall of the cover body at the positions corresponding to the sealing assembly, and the pits protrude inwards and are clamped at the edge of the sealing assembly. This pressure release bottle lid is provided with inside bellied pit on lid body lateral wall, these pits do not influence the structural feature of whole bottle lid itself, can help its sealed container to carry out the pressure release simultaneously, in the time of making the inside pressure grow of container, the pit can outwards be filled and led up or the evagination, make the inside space grow of whole bottle lid, the escaped gas can obtain effectual release, pressure in the container diminishes, the danger of exploding the bottle and jumping the lid has been reduced.

However, the fresh-keeping bottle cap has the problems that the gas overflows to increase the air pressure in the bottle and the liquid cannot be prevented from overflowing during pressure relief because the liquid with the compressed gas vibrates and is heated in the filling process; therefore, the existing requirements are not met, and the fresh-keeping bottle cap with the pressure release valve is provided for the fresh-keeping bottle cap.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fresh-keeping bottle lid with relief valve to solve the current fresh-keeping bottle lid that provides in the above-mentioned background art, because the liquid that has compressed gas shakes in the filling and heaies up, can not prevent the problem that liquid spills over when can cause gaseous excessive increase bottle internal gas pressure and pressure release.

In order to achieve the above purpose, the utility model provides a following technical scheme: a fresh-keeping bottle cap with a pressure release valve comprises a safety bottle cap, wherein a bottle opening groove is formed in the safety bottle cap, the bottle opening groove and the safety bottle cap are integrally formed, a locking thread is arranged on the inner wall of the bottle opening groove, and the locking thread and the safety bottle cap are integrally formed;

further comprising:

the bottle mouth plug is arranged at the upper end of the inner part of the bottle mouth groove, and the bottle mouth plug and the inner wall of the bottle mouth groove are integrally formed;

the exhaust bin is arranged above the opening groove of the bottle, the exhaust bin is communicated with the opening groove of the bottle, a pressure relief exhaust hole is formed above the exhaust bin and communicated with the exhaust bin, a pressure relief valve movable plug is arranged inside the pressure relief exhaust hole, a movable rod is arranged inside the pressure relief valve movable plug, and the movable rod is fixedly connected with the pressure relief valve movable plug;

and the pressure relief vacuum bin is arranged on one side of the safety bottle cap and is connected with the pressure relief vent pipeline.

Preferably, the upper end of the inner wall of the pressure relief exhaust hole is provided with an upper spring fixing disc, and the upper spring fixing disc and the inner wall of the pressure relief exhaust hole are integrally formed.

Preferably, a lower spring fixing disc is arranged inside the pressure relief exhaust hole, the lower spring fixing disc and the movable rod are integrally formed, a pressure relief spring is arranged on the outer side of the movable rod, and two ends of the pressure relief spring are respectively connected with the upper spring fixing disc and the lower spring fixing disc in a welded mode.

Preferably, the outer side of the lower end of the movable rod is provided with a sealing ring, and the sealing ring and the inner wall of the exhaust bin are integrally formed.

Preferably, the outer side of the sealing ring is provided with exhaust holes all around, and the exhaust holes and the inner wall of the exhaust bin are integrally formed.

Preferably, a water-blocking and air-permeable membrane is arranged inside the bottle mouth plug.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a pressure release vacuum chamber, the relief valve activity stopper, the movable rod, lower spring fixed disk, go up the spring fixed disk, the pressure release spring, the sealing ring, the exhaust hole, the exhaust storehouse, the setting in pressure release exhaust hole, with behind insurance bottle lid and bottleneck screw locking, if gaseous the spilling over in the bottle, gaseous passing bottleneck stopper gets into the exhaust storehouse, make the inside atmospheric pressure increase in exhaust storehouse, the inside gaseous promotion relief valve activity stopper in exhaust storehouse, the movable rod is whole to be risen, the exhaust hole that the relief valve activity stopper will block like this, vent pipe intercommunication between pressure release vacuum storehouse and the exhaust storehouse, the inside gaseous entering pressure release vacuum chamber in exhaust storehouse is stored, thereby atmospheric pressure in the bottle has been reduced, prevent that atmospheric pressure from too big to lead to the fact the threat to body intensity, the atmospheric pressure in the bottle has been reduced, the inside atmospheric pressure in exhaust storehouse reduces when excessive gaseous exhaust body back, because the resilience of pressure release valve spring, make the movable stopper reset and block up the exhaust hole again and seal, the current fresh-keeping is solved, because the liquid that has compressed gas in the filling and intensifies, can cause the internal heating up when can not increasing pressure and overflowing.

2. Through the arrangement of the bottle opening plug and the water-blocking breathable film, the bottle opening plug improves the sealing performance of the bottle opening plug and a bottle opening, and the water-blocking breathable film can effectively block liquid overflowing from gas, so that the problems of pipeline blockage and liquid overflow caused by the fact that liquid enters the pressure-releasing vacuum bin are prevented.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the bottle stopper of the present invention;

FIG. 3 is an enlarged view of a portion A of the present invention;

in the figure: 1. a safety bottle cap; 2. grooving the bottle mouth; 3. locking the threads; 4. a pressure relief vacuum chamber; 5. a bottle mouth plug; 6. a water-blocking breathable film; 7. a movable plug of the pressure release valve; 8. a movable rod; 9. a lower spring fixing disc; 10. an upper spring fixing disc; 11. a pressure relief spring; 12. a seal ring; 13. an exhaust hole; 14. an exhaust bin; 15. and (4) pressure relief and air exhaust.

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.

Referring to fig. 1-3, the present invention provides an embodiment: a fresh-keeping bottle cap with a pressure release valve comprises a safety bottle cap 1, wherein a bottle opening groove 2 is formed in the safety bottle cap 1, the bottle opening groove 2 and the safety bottle cap 1 are integrally formed, a locking thread 3 is arranged on the inner wall of the bottle opening groove 2, and the locking thread 3 and the safety bottle cap 1 are integrally formed;

further comprising:

the bottleneck plug 5 is arranged at the upper end of the inside of the bottleneck open slot 2, and the bottleneck plug 5 and the inner wall of the bottleneck open slot 2 are integrally formed;

the exhaust bin 14 is arranged above the opening groove 2, the exhaust bin 14 is communicated with the opening groove 2, a pressure relief exhaust hole 15 is arranged above the exhaust bin 14, the pressure relief exhaust hole 15 is communicated with the exhaust bin 14, a pressure relief valve movable plug 7 is arranged inside the pressure relief exhaust hole 15, a movable rod 8 is arranged inside the pressure relief valve movable plug 7, and the movable rod 8 is fixedly connected with the pressure relief valve movable plug 7;

and the pressure relief vacuum bin 4 is arranged on one side of the safety bottle cap 1, and the pressure relief vacuum bin 4 is connected with the pressure relief vent hole 15 through a pipeline.

Further, an upper spring fixing plate 10 is arranged at the upper end of the inner wall of the pressure relief exhaust hole 15, and the upper spring fixing plate 10 and the inner wall of the pressure relief exhaust hole 15 are integrally formed.

Further, the inside of the pressure relief exhaust hole 15 is provided with a lower spring fixing plate 9, the lower spring fixing plate 9 and the movable rod 8 are integrally formed, the outer side of the movable rod 8 is provided with a pressure relief spring 11, and two ends of the pressure relief spring 11 are respectively connected with the upper spring fixing plate 10 and the lower spring fixing plate 9 in a welding manner.

Further, a sealing ring 12 is arranged on the outer side of the lower end of the movable rod 8, and the sealing ring 12 and the inner wall of the exhaust bin 14 are integrally formed.

Further, the outer side of the sealing ring 12 is provided with exhaust holes 13 all around, and the exhaust holes 13 and the inner wall of the exhaust bin 14 are integrally formed.

Further, a water-blocking and air-permeable membrane 6 is arranged inside the bottleneck plug 5.

The working principle is as follows: when the bottle is used, after the safety bottle cap 1 is locked with a bottle mouth through threads, if gas in the bottle overflows, the gas penetrates through the bottle mouth plug 5 and enters the exhaust bin 14, so that the pressure inside the exhaust bin 14 is increased, the gas inside the exhaust bin 14 pushes the movable plug 7 of the pressure release valve, the movable rod 8 integrally ascends, the movable plug 7 of the pressure release valve blocks the exhaust hole 13, the vent pipeline between the pressure release vacuum bin 4 and the exhaust bin 14 is communicated, the gas inside the exhaust bin 14 enters the pressure release vacuum bin 4 for storage, so that the pressure in the bottle is reduced, the threat to the strength of the bottle body caused by overlarge gas pressure is prevented, the gas pressure in the bottle is reduced, after the excessive gas is exhausted out of the bottle body, the gas inside the exhaust bin 14 is reduced, the movable plug 7 of the pressure release valve resets to block the vent hole 13 again for sealing, the existing fresh-keeping bottle cap is solved, the problem that liquid with compressed gas in filling and heating cannot prevent the liquid from overflowing when the bottle is caused by vibration, the gas overflowing and overflowing out of the bottle mouth plug 5 and the liquid blocking the vent pipeline and the liquid blocking the bottle mouth 6 effectively.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A fresh-keeping bottle cap with a pressure release valve comprises a safety bottle cap (1), wherein a bottle opening slot (2) is formed in the safety bottle cap (1), the bottle opening slot (2) and the safety bottle cap (1) are integrally formed, a locking thread (3) is arranged on the inner wall of the bottle opening slot (2), and the locking thread (3) and the safety bottle cap (1) are integrally formed;

the method is characterized in that: further comprising:

the bottle mouth plug (5) is arranged at the upper end of the inside of the bottle mouth open groove (2), and the bottle mouth plug (5) and the inner wall of the bottle mouth open groove (2) are integrally formed;

the exhaust bin (14) is arranged above the bottle opening groove (2), the exhaust bin (14) is communicated with the bottle opening groove (2), a pressure relief exhaust hole (15) is arranged above the exhaust bin (14), the pressure relief exhaust hole (15) is communicated with the exhaust bin (14), a pressure relief valve movable plug (7) is arranged inside the pressure relief exhaust hole (15), a movable rod (8) is arranged inside the pressure relief valve movable plug (7), and the movable rod (8) is fixedly connected with the pressure relief valve movable plug (7);

and the pressure relief vacuum bin (4) is arranged on one side of the safety bottle cap (1), and the pressure relief vacuum bin (4) is connected with the pressure relief exhaust hole (15) through a pipeline.

2. A fresh-keeping bottle cap with pressure release valve according to claim 1, characterized in that: an upper spring fixing disc (10) is arranged at the upper end of the inner wall of the pressure relief exhaust hole (15), and the upper spring fixing disc (10) and the inner wall of the pressure relief exhaust hole (15) are integrally formed.

3. The fresh-keeping bottle cap with the pressure release valve according to claim 1, characterized in that: the inside of pressure release exhaust hole (15) is provided with down spring fixed disk (9), and down spring fixed disk (9) and movable rod (8) integrated into one piece set up, the outside of movable rod (8) is provided with pressure release spring (11), and the both ends of pressure release spring (11) respectively with upper spring fixed disk (10), lower spring fixed disk (9) welded connection.

4. A fresh-keeping bottle cap with pressure release valve according to claim 1, characterized in that: the lower extreme outside of movable rod (8) is provided with sealing ring (12), and sealing ring (12) and the inner wall integrated into one piece setting in exhaust storehouse (14).

5. The fresh-keeping bottle cap with the pressure release valve according to claim 4, wherein: exhaust holes (13) are formed in the periphery of the outer side of the sealing ring (12), and the exhaust holes (13) and the inner wall of the exhaust bin (14) are integrally formed.

6. A fresh-keeping bottle cap with pressure release valve according to claim 1, characterized in that: and a water-blocking and breathable film (6) is arranged in the bottleneck plug (5).