CN215972993U - Beverage bottle cap convenient to open - Google Patents

Abstract

The utility model discloses a beverage bottle cap convenient to open, and belongs to the technical field of beverage bottle caps. A beverage bottle cap convenient to open comprises a bottom cover, a top cover and a puncturing film ring; the lower end face of the top cover is provided with a shifting sheet, and the barbed film ring is driven to rotate by the shifting sheet when the top cover is rotated; the lower end of the membrane puncturing ring is provided with a plurality of continuous spurs along the circumferential direction; the limiting structure comprises a clamping component and a limiting component; the clamping assembly is arranged at the lower end of the outer wall of the top cover, and the limiting assembly is arranged at the lower end of the outer wall of the bottom cover; the top cover is matched with the bottom cover through the clamping component and the limiting component to realize limiting clamping; according to the utility model, the clamping assembly and the limiting assembly are clamped in a matched manner, so that the clamping limiting of the top cover and the bottom cover is realized, the leakage prevention and anti-theft functions of the traditional limiting anti-theft ring are achieved, meanwhile, the connecting rib is not required to be broken when the bottle cover is opened, the clamping matching of the clamping assembly and the limiting assembly is only required to be released, the required strength is smaller, and the anti-theft bottle is more suitable for people with small strength.

Description

Beverage bottle cap convenient to open

Technical Field

The utility model belongs to the technical field of beverage bottle caps, and particularly relates to a beverage bottle cap convenient to open.

Background

The beverage bottle cap is used for sealing a beverage bottle, the common beverage bottle cap is sealed in a threaded connection mode, but the beverage bottle cap is opened by mistake in daily life to cause beverage waste, a layer of plastic film is additionally arranged on the beverage bottle mouth of a manufacturer, the beverage can be drunk only by puncturing the plastic film after the bottle cap is opened, and the problem of beverage waste caused by the fact that the beverage bottle cap is opened by mistake is effectively solved.

When the traditional beverage bottle cap with the plastic film is opened again, the plastic film needs to be punctured by means of an external tool, but in real life, the problem that the beverage cannot be drunk normally due to the fact that the tool is not used for opening the plastic film at hand often occurs.

The lower end of a common beverage bottle cap is provided with a circle of limiting anti-theft ring, so that the sealing of the beverage bottle cap can be ensured, the leakage is avoided, and meanwhile, the anti-theft function is achieved, and the safety is higher. But traditional spacing theftproof ring all adopts the splice bar to be connected with the beverage bottle lid, when reopening the bottle lid, needs the power to rotate the bottle lid, twists off the splice bar and just can normally open the bottle lid, to the less crowd of strength, twists off the splice bar very difficult, only can normally open the beverage bottle lid by relying on other people to help, and it is very inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem of providing a beverage bottle cap convenient to open, which can puncture a plastic film when the bottle cap is opened, does not need to use an external tool, is convenient to operate, simultaneously realizes the limiting anti-theft function of the beverage bottle cap by adopting a clamping component and a limiting component in a matching and clamping mode, does not need to screw an end connecting rib when the bottle cap is opened, only needs to release the clamping connection of the clamping component and the limiting component, does not need to rotate the bottle cap vigorously, is more suitable for people with less strength, and is convenient to use.

The utility model relates to a beverage bottle cap convenient to open, which comprises a bottom cap, a top cap and a puncturing film ring; the outer wall of the bottom cover is in threaded connection with the inner wall of the top cover, and the outer wall of the puncturing film ring is in threaded connection with the inner wall of the bottom cover; the lower end face of the top cover is provided with a shifting sheet, the side end of the shifting sheet abuts against the inner end face of the barbed film ring, and the barbed film ring is driven to rotate by the shifting sheet when the top cover is rotated; the lower end of the membrane puncturing ring is provided with a plurality of continuous spurs along the circumferential direction; the limiting structure comprises a clamping component and a limiting component; the clamping assembly is arranged at the lower end of the outer wall of the top cover, and the limiting assembly is arranged at the lower end of the outer wall of the bottom cover; the top cover is matched with the bottom cover through the clamping component and the limiting component to realize limiting clamping.

As a further improvement of the utility model, the limiting assembly comprises a limiting table and a limiting groove, the limiting table is arranged at the lower end part of the outer wall of the bottom cover, the limiting groove is circumferentially arranged at the outer edge of the limiting table, and the limiting clamping is realized by matching the limiting groove and the clamping assembly.

As a further improvement of the utility model, the clamping component comprises a clamping sheet and a connecting ring, the upper end of the clamping sheet is fixedly connected with the lower end of the outer wall of the top cover, the lower end of the clamping sheet is fixedly connected with the inner wall of the connecting ring, and the clamping sheet is propped against the limiting groove to realize clamping.

As a further improvement of the utility model, one side of the limiting groove is provided with a guide port, the guide port is obliquely arranged on the outer edge of the limiting table, and the other side of the limiting groove is provided with a clamping port, and the clamping port can be abutted against the clamping sheet to realize limiting clamping.

As a further improvement of the utility model, the clamping component comprises a connecting sleeve, a clamping block and a spring, the connecting sleeve is arranged at the lower end of the outer wall of the top cover along the circumferential direction, the lower end of the connecting sleeve is provided with a chute, the upper end of the clamping block is slidably arranged in the chute, and the lower end of the clamping block is matched with a limiting groove on the bottom cover to realize limiting clamping; one end of the spring is fixedly connected with the upper end face of the inner chute of the connecting sleeve, and the other end of the spring is fixedly connected with the top end of the clamping block.

As a further improvement of the utility model, the pressing device further comprises a pressing ring and a pressing block, the lower end of the pressing ring is fixedly connected with the upper end face of the bottom cover, the pressing block is circumferentially arranged on the inner wall of the pressing ring, inclined grooves are respectively arranged at one end of the pressing block, which is far away from the pressing ring, and the lower end of the clamping block, the inclined grooves on the pressing block are abutted against the inclined grooves on the clamping block, and the clamping block can be driven to move upwards by pressing the pressing block.

As a further improvement of the utility model, the lower end of the inner wall of the chute is provided with a limit boss, and the lower end face of the clamping block is abutted against the upper end face of the limit boss to realize clamping when the clamping block moves upwards.

As a further improvement of the utility model, the outer wall of the upper end of the membrane pricking ring is provided with a plurality of limiting lugs along the circumferential direction, and the inner wall of the bottom cover is provided with a plurality of guiding limiting blocks along the thread direction; the limiting convex block and one side of the guiding limiting block are both provided with guiding grooves, and one side of the limiting convex block, which is not provided with the guiding grooves, can be abutted against one side of the guiding limiting block, which is not provided with the guiding grooves.

As a further improvement of the utility model, the lower end of the inner wall of the bottom cover is also provided with a plurality of groups of limiting pieces along the circumferential direction;

the limiting part consists of two limiting blocks which are symmetrically arranged, and the outer sides of the limiting blocks are provided with guide grooves; the distance between the limiting blocks in each group of limiting parts is greater than or equal to the length of the limiting lug.

As a further improvement of the utility model, the inner wall of the puncturing membrane ring is provided with a plurality of limit stops along the circumferential direction, and the limit stops are abutted against the side end of the shifting piece; when the top cover is rotated, the poking piece pushes the limit stop block to drive the membrane puncturing ring to rotate.

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

1. the bottle cap is provided with the membrane pricking ring, when the top cap is rotated to open the top cap, the shifting sheet on the top cap can drive the membrane pricking ring to rotate downwards, and the plastic film of the bottle mouth can be pricked through the prickle on the membrane pricking ring, so that the aim of opening the plastic film is fulfilled, an external tool is not needed, and the operation is more convenient.

2. According to the utility model, the clamping assembly and the limiting assembly are clamped in a matched manner, so that the clamping limiting of the top cover and the bottom cover is realized, the leakage prevention and anti-theft functions of the traditional limiting anti-theft ring are achieved, meanwhile, the connecting rib is not required to be broken when the bottle cover is opened, the clamping matching of the clamping assembly and the limiting assembly is only required to be released, the required strength is smaller, the bottle cover is more suitable for people with small strength, and the purpose of conveniently opening the bottle cover is achieved.

3. The limiting arrangement of the clamping sheet and the limiting groove can limit the top cover to a certain extent when the top cover is opened, so that the bottle cover is limited and prevented from being stolen. Set up the direction mouth simultaneously, when clockwise installation bottle lid, make things convenient for the joint piece to cross the spacing groove, through the setting of joint mouth, can cooperate the joint piece to realize spacing function. When the bottle cap is opened by rotating the top cover, the clamping sheet is driven to twist and cross the clamping port, so that the clamping sheet is released from being clamped with the limiting groove for limitation, and the bottle cap is convenient to open.

4. The bottle cap is provided with the clamping block, the clamping block can be matched with the limiting groove to realize the clamping function, the pressing assembly is arranged at the same time, the clamping block can be pushed upwards by pressing the pressing block to remove the limiting of the clamping block and the limiting groove, the clamping block and the limiting groove can play a role in limiting safety, meanwhile, the limiting can be quickly removed by the pressing assembly, the bottle cap can be screwed without increasing the rotating force, and the use is more convenient.

5. According to the anti-theft clamping device, the limiting boss is arranged at the lower end of the sliding groove, and when the clamping block is moved to move upwards by pressing the pressing ring for the first time, the clamping block can be abutted against the limiting boss, so that the clamping block is limited, the clamping block is prevented from moving downwards again to be clamped with the limiting groove, the anti-theft function can be achieved while the anti-theft clamping device is convenient to use.

6. According to the utility model, the guide limiting block is arranged in the bottom cover, the limiting bump is arranged on the barbed film ring, the guide grooves are respectively arranged on the limiting bump and one side of the guide limiting block, when the barbed film ring rotates downwards, the guide grooves can facilitate the limiting bump to cross over the guide limiting block, so that the influence on the normal downward rotation of the barbed film ring is avoided, and meanwhile, one side of the limiting bump, which is not provided with the guide groove, can be abutted against one side of the guide limiting block, which is not provided with the guide groove, so that the barbed film ring can be prevented from being screwed out upwards to be separated from the bottom cover.

7. The beverage bottle is provided with the plurality of groups of limiting parts, the limiting convex blocks can conveniently cross the limiting blocks and enter between the two limiting blocks through the arrangement of the guide grooves on the limiting blocks, and the movement of the puncturing film ring can be limited through the arrangement of the two limiting blocks, so that the situation that the puncturing film ring excessively downwards rotates and falls into the beverage bottle is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the puncturing ring of the present invention;

FIG. 3 is a schematic view of the top cover structure of the present invention;

FIG. 4 is a schematic view of another embodiment of the top cover of the present invention;

FIG. 5 is a schematic view of a bottom cover structure according to the present invention;

FIG. 6 is a cross-sectional view of the bottom cap of the present invention;

FIG. 7 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 8 is a schematic diagram of a second embodiment of a lid structure of the present invention;

fig. 9 is a schematic cross-sectional view of the connecting sleeve of the present invention;

FIG. 10 is a schematic view of the structure of the connecting sleeve chute of the present invention;

fig. 11 is a schematic view of a pressing ring structure according to the present invention.

The reference numbers in the figures illustrate:

1. a bottom cover; 101. a guide limiting block; 2. a top cover; 201. a shifting sheet; 3. puncturing a membrane ring; 301. bur protruding; 302. a limiting bump; 303. a limit stop block; 4. a limiting structure; 401. a clamping assembly; 4011. a clip sheet; 4012. a connecting ring; 4013. connecting sleeves; 4014. a clamping block; 4015. a spring; 4016. a chute; 4017. pressing a ring; 4018. a pressing block; 4019. inclining the groove; 402. a limiting component; 4021. a limiting table; 4022. a limiting groove; 4023. a guide port; 4024. a card interface; 5. a limiting boss; 6. guiding a groove; 7. a limiting member; 701. and a limiting block.

Detailed Description

The first embodiment is as follows: referring to fig. 1-6, a rotary pierceable beverage bottle cap comprises a top cap 2, a bottom cap 1 and a piercing membrane ring 3; the inner wall of the top cover 2 is in threaded connection with the outer wall of the bottom cover 1; the inner wall of the bottom cover 1 is in threaded connection with the outer wall of the membrane pricking ring 3; the outer wall of the upper end of the membrane pricking ring 3 is circumferentially provided with a plurality of limiting lugs 302, and the inner wall of the bottom cover 1 is provided with a plurality of guiding limiting blocks 101 along the thread direction; the guide grooves 6 are arranged on one sides of the limiting convex blocks 302 and the guide limiting blocks 101; the setting of direction groove 6 can make things convenient for limit lug 302 to cross direction stopper 101, avoids influencing the normal lower spiral of thorn membrane ring 3, and the one side that does not set up direction groove 6 on the limit lug 302 can offset with the one side that does not set up direction groove 6 on the direction stopper 101 to realize limit lug 302 and the spacing purpose of direction stopper 101, and then reach the condition appearance that avoids thorn membrane ring 3 top spin to break away from bottom 1. The lower end of the inner wall of the bottom cover 1 is also provided with a plurality of groups of limiting pieces 7 along the circumferential direction; the limiting piece 7 is composed of two limiting pieces 701 which are symmetrically arranged, and guide grooves 6 are arranged on the outer sides of the limiting pieces 701; the guide grooves 6 on the limiting blocks 701 can facilitate the limiting lugs 302 on the puncturing ring 3 to cross the limiting blocks 701 and enter between the two limiting blocks 701 for limiting, so that the puncturing ring 3 can be prevented from being freely screwed down and falling into the beverage; the distance between the limiting blocks 701 is greater than or equal to the length of the limiting convex block 302, so that the limiting convex block 302 can completely enter between the two limiting blocks 701.

A plurality of shifting pieces 201 are arranged on the inner end surface of the top cover 2 along the circumferential direction; a plurality of limit stops 303 are arranged on the inner wall of the membrane pricking ring 3 along the circumferential direction, and the limit stops 303 are abutted against the side end of the shifting piece 201; when the top cover 2 is rotated, the poking sheet 201 pushes the limit stop 303 to drive the membrane puncturing ring 3 to rotate downwards, the lower end of the membrane puncturing ring 3 is continuously provided with a plurality of spurs 301 along the circumferential direction, so that the plastic film arranged at the lower end of the bottle mouth is punctured through the spurs 301, the number of the spurs 301 is one, and the spurs 301 with a large number can increase the openings for puncturing the plastic film, thereby facilitating the pouring of the beverage. The lower end of the top cover 2 is provided with a clamping assembly 401, and the lower end of the bottom cover 1 is provided with a limiting assembly 402; the top cover 2 is matched with the bottom cover 1 through the clamping component 401 and the limiting component 402 to realize limiting clamping; the limiting assembly 402 comprises a limiting table 4021 and a limiting groove 4022; spacing platform 4021 sets up in bottom 1 outer wall lower extreme, and spacing groove 4022 sets up along circumference at spacing platform 4021 outer edge. Joint subassembly 401 includes joint piece 4011 and go-between 4012, joint piece 4011 upper end and 2 outer wall lower extremes of top cap fixed connection, joint piece 4011 lower extreme and go-between 4012 inner wall fixed connection, top cap 2 is spacing with bottom 1 through the spacing joint of joint piece 4011 with spacing groove 4022, thereby realize the function of bottle lid insurance, when the bottle lid is opened to needs, rotatory top cap 2, twist reverse the connection piece, make the connection piece cross spacing groove 4022, just can normally open the bottle lid after removing joint piece 4011 and spacing groove 4022's spacing, more be fit for the less crowd of strength and use, joint piece 4011 is made by the yielding material of being convenient for twist reverse. One side of the limiting groove 4022 is provided with a guide opening 4023, and the guide opening 4023 is obliquely arranged on the outer edge of the limiting table 4021; when clockwise installation top cap 2, can make things convenient for joint piece 4011 to cross spacing groove 4022 through direction mouth 4023, avoid spacing groove 4022 to influence top cap 2 and normally screw, spacing groove 4022 opposite side is joint interface 4024, joint interface 4024 can offset with joint piece 4011 and realize spacing joint, when the bottle lid is opened anticlockwise, offset through joint interface 4024 and joint piece 4011 and realize limit function, only twist reverse joint piece 4011 and remove joint interface 4024 and joint piece 4011's spacing could open the bottle lid, realize the function of the theftproof insurance of bottle lid.

In the utility model, firstly, the bottom cover 1 is arranged at the bottleneck of the beverage bottle through an adhesive, when the bottle cap is opened, the top cover 2 can be normally rotated only by twisting the limit relief of the clamping piece 4011 and the limit groove 4022, meanwhile, the top cover 2 drives the poking piece 201 to rotate, the poking piece 201 can push the limit stop 303 on the puncturing membrane ring 3 so as to drive the puncturing membrane ring 3 to rotate downwards, further, the plastic film at the bottleneck of the beverage is punctured through the spurs 301 at the lower end of the puncturing membrane ring 3, and in the process of rotating downwards the puncturing membrane ring 3, the limit bumps 302 on the puncturing membrane ring 3 can enter between the two limit blocks 701 in the limit part 7 to limit the puncturing membrane ring 3, so that the situation that the puncturing membrane ring 3 falls into the beverage is avoided, and finally the top cover 2 is rotated out from the bottom cover 1, the opening function of the bottle cap is completed, the puncturing of the plastic film arranged at the bottom is realized, and the pollution of dust and bacteria caused by the spurs 301 is also avoided, is cleaner and more sanitary.

Referring to fig. 7-11, the second embodiment is different from the first embodiment in that the latch assembly 401 is different, specifically, the second embodiment is different from the first embodiment in that: the clamping assembly 401 comprises a connecting sleeve 4013, a clamping block 4014 and a spring 4015, wherein the connecting sleeve 4013 is circumferentially provided with the lower end of the outer wall of the top cover 2; the lower end of the connecting sleeve 4013 is provided with a sliding groove 4016, the upper end of the clamping block 4014 is slidably arranged in the sliding groove 4016, and the lower end of the clamping block 4014 is in limited clamping connection with a limit groove 4022 on the bottom cover 1, so that the safety function of the bottle cap is realized; one end of a spring 4015 is fixedly connected with the upper end of a sliding groove 4016 in the connecting sleeve 4013, and the other end of the spring 4015 is fixedly connected with the top end of a clamping block 4014; elasticity through spring 4015 can support joint block 4014 for joint block 4014 can stretch into spacing groove 4022 and carry on spacingly, and spring 4015 has compression deflection simultaneously, can make things convenient for joint block 4014 to shift up in spout 4016.

The upper end surface of the bottom cover 1 is provided with a pressing assembly, and the pressing assembly comprises a pressing ring 4017 and a pressing block 4018; the pressing ring 4017 is fixedly connected with the upper end face of the bottom cover 1; the pressing block 4018 is circumferentially provided on an inner end of the pressing ring 4017; an inclined groove 4019 is formed in one end, far away from the pressing ring 4017, of the pressing block 4018 and the lower end of the clamping block 4014; the inclined groove 4019 on the pressing block 4018 is abutted with the inclined groove 4019 on the clamping block 4014; can drag joint piece 4014's in-process with horizontal thrust pressing piece 4018 through setting up of slope groove 4019, change into ascending thrust to the messenger presses pressing piece 4018 and can promote joint piece 4014 rebound, thereby reaches and removes joint piece 4014 and the spacing function of spacing groove 4022. When the bottle lid will be opened, need not to twist reverse the connection piece and unscrew the bottle lid, only need press ring 4017, will press the inside promotion of briquetting 4018, and then with the upwards jack-up of joint piece 4014, can remove spacingly, make things convenient for opening of bottle lid.

The inner wall lower extreme of spout 4016 is provided with spacing boss 5, and joint block 4014 is terminal surface and 5 up ends of spacing boss offset when shifting up under the joint block 4014 and realize the joint. When upwards promoting joint piece 4014 for the first time again, spacing boss 5 offsets with joint piece 4014 to with the spacing fixed of joint piece 4014, avoid joint piece 4014 to move down once more with spacing groove 4022 joint, need not the secondary and press the effect that also can play the theftproof when making things convenient for the bottle lid to open.

Claims (10)

1. The utility model provides a beverage bottle lid convenient to open which characterized in that: comprises a bottom cover (1), a top cover (2) and a membrane pricking ring (3);

the outer wall of the bottom cover (1) is in threaded connection with the inner wall of the top cover (2), and the outer wall of the puncturing ring (3) is in threaded connection with the inner wall of the bottom cover (1);

the lower end face of the top cover (2) is provided with a shifting sheet (201), the side end of the shifting sheet (201) is abutted against the inner end face of the thorn film ring (3), and the thorn film ring (3) is driven to rotate by the shifting sheet (201) when the top cover (2) is rotated;

the lower end of the membrane puncturing ring (3) is provided with a plurality of continuous spurs (301) along the circumferential direction;

the clamping device is characterized by further comprising a limiting structure (4), wherein the limiting structure (4) comprises a clamping assembly (401) and a limiting assembly (402);

the clamping assembly (401) is arranged at the lower end of the outer wall of the top cover (2), and the limiting assembly (402) is arranged at the lower end of the outer wall of the bottom cover (1); the top cover (2) is matched with the bottom cover (1) through the clamping component (401) and the limiting component (402) to realize limiting clamping.

2. The beverage bottle cap of claim 1, wherein: spacing subassembly (402) include spacing platform (4021) and spacing groove (4022), and spacing platform (4021) set up in bottom (1) outer wall tip, and spacing groove (4022) set up along circumference along outer edge of spacing platform (4021), realize spacing joint through spacing groove (4022) and joint subassembly (401) cooperation.

3. The beverage bottle cap of claim 2, wherein: joint subassembly (401) is including joint piece (4011) and go-between (4012), joint piece (4011) upper end and top cap (2) outer wall lower extreme fixed connection, joint piece (4011) lower extreme and go-between (4012) inner wall fixed connection, joint piece (4011) and spacing groove (4022) offset and realize the joint.

4. The beverage bottle cap of claim 2, wherein: spacing groove (4022) one side is direction mouth (4023), and direction mouth (4023) slope sets up along outside spacing platform (4021), and spacing groove (4022) opposite side is joint mouth (4024), and joint mouth (4024) can offset with joint piece (4011) and realize spacing joint.

5. The beverage bottle cap of claim 2, wherein: the clamping assembly (401) comprises a connecting sleeve (4013), a clamping block (4014) and a spring (4015), the connecting sleeve (4013) is arranged at the lower end of the outer wall of the top cover (2) along the circumferential direction, a sliding groove (4016) is formed in the lower end of the connecting sleeve (4013), the upper end of the clamping block (4014) is slidably mounted in the sliding groove (4016), and the lower end of the clamping block (4014) is matched with a limit groove (4022) in the bottom cover (1) to realize limit clamping;

one end of the spring (4015) is fixedly connected with the upper end face of the inner chute (4016) of the connecting sleeve (4013), and the other end of the spring is fixedly connected with the top end of the clamping block (4014).

6. The beverage bottle cap of claim 5, wherein: still include according to ring (4017) and press according to briquetting (4018), press ring (4017) lower extreme and bottom (1) up end fixed connection, press briquetting (4018) to set up on according to ring (4017) inner wall along circumference, the one end and the joint piece (4014) lower extreme of keeping away from according to briquetting (4018) all are provided with slope groove (4019) according to pressing on briquetting (4018), slope groove (4019) on pressing briquetting (4018) offset with slope groove (4019) on joint piece (4014), press briquetting (4018) can drive joint piece (4014) rebound according to moving.

7. The beverage bottle cap of claim 5, wherein: the lower end of the inner wall of the sliding groove (4016) is provided with a limiting boss (5), and when the clamping block (4014) moves upwards, the lower end face of the clamping block (4014) is abutted against the upper end face of the limiting boss (5) to realize clamping.

8. The beverage bottle cap of claim 1, wherein: a plurality of limiting lugs (302) are arranged on the outer wall of the upper end of the membrane puncturing ring (3) along the circumferential direction, and a plurality of guiding limiting blocks (101) are arranged on the inner wall of the bottom cover (1) along the thread direction; the guide grooves (6) are formed in one sides of the limiting convex blocks (302) and the guide limiting blocks (101), and one sides, which are not provided with the guide grooves (6), of the limiting convex blocks (302) can be abutted to one sides, which are not provided with the guide grooves (6), of the guide limiting blocks (101).

9. The beverage bottle cap of claim 8, wherein: the lower end of the inner wall of the bottom cover (1) is also provided with a plurality of groups of limiting pieces (7) along the circumferential direction;

the limiting piece (7) consists of two limiting pieces (701) which are symmetrically arranged, and guide grooves (6) are arranged on the outer sides of the limiting pieces (701); the distance between the limiting blocks (701) in each group of limiting pieces (7) is larger than or equal to the length of the limiting lug (302).

10. The beverage bottle cap of claim 1, wherein: a plurality of limit stops (303) are arranged on the inner wall of the membrane pricking ring (3) along the circumferential direction, and the limit stops (303) are abutted against the side end of the shifting piece (201); when the top cover (2) is rotated, the poking sheet (201) pushes the limit stop (303) to drive the acanthosis ring (3) to rotate.

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