阅读说明：本技术 无损伤外观防伪酒瓶盖 (Nondestructive appearance anti-fake wine bottle cap ) 是由 赵来兴 于 2021-10-23 设计创作，主要内容包括：本技术方案公开了一种无损伤外观防伪酒瓶盖,包括上盖、内铝盖、内衬、内盖、连接盖、铝套；上盖一端开口且内套有内铝盖；内铝盖一端开口且内套有内衬,该内铝盖外侧面与上盖内侧面配合,该内铝盖的高度与上盖的高度对应,该内铝盖的开口位置与连接盖的第一环形台阶配合；该内衬外侧臂具有贯穿外侧臂的升降槽和弹性槽,其中升降槽具有第一固定槽、斜槽、第二固定槽,其中第一固定槽与第二固定槽均水平布置且存在上下位置关系。本技术方案解决的技术问题是：如何在不破坏酒瓶盖外部的情况下也能起到防伪效果。(The technical scheme discloses a nondestructive appearance anti-counterfeiting wine bottle cap which comprises an upper cover, an inner aluminum cover, an inner liner, an inner cover, a connecting cover and an aluminum sleeve; one end of the upper cover is opened and an inner aluminum cover is sleeved in the upper cover; one end of the inner aluminum cover is opened and is sleeved with the lining, the outer side surface of the inner aluminum cover is matched with the inner side surface of the upper cover, the height of the inner aluminum cover corresponds to that of the upper cover, and the opening position of the inner aluminum cover is matched with the first annular step of the connecting cover; the inner liner outer side arm is provided with a lifting groove and an elastic groove, wherein the lifting groove penetrates through the outer side arm and is provided with a first fixing groove, a chute and a second fixing groove, and the first fixing groove and the second fixing groove are horizontally arranged and have an up-down position relation. The technical problem solved by the technical scheme is as follows: how to play the anti-fake effect under the condition of not destroying the outside of the wine bottle cap.)

1. Harmless outward appearance anti-fake beverage bottle lid, including upper cover (1), connection lid (5), its characterized in that: also comprises an inner aluminum cover (2), a lining (3), an inner cover (4) and an aluminum sleeve (6); one end of the upper cover (1) is opened and an inner aluminum cover (2) is sleeved in the upper cover; one end of the inner aluminum cover (2) is opened and sleeved with the lining (3), the outer side surface of the inner aluminum cover (2) is matched with the inner side surface of the upper cover (1), the height of the inner aluminum cover (2) corresponds to the height of the upper cover (1), and the opening position of the inner aluminum cover (2) is matched with the first annular step (51) of the connecting cover (5); the outer side arm of the lining (3) is provided with a lifting groove (31) and an elastic groove (32) which penetrate through the outer side arm, wherein the lifting groove (31) is provided with a first fixing groove (311), an inclined groove (312) and a second fixing groove (313), the first fixing groove (311) and the second fixing groove (313) are in vertical position relation, the inclined groove (312) is obliquely arranged and is positioned between the first fixing groove (311) and the second fixing groove (313), the elastic groove (32) penetrates through the outer side arm of the lining (3) to enable the lifting grooves (31) on two sides to have elasticity to be movably matched with a sliding block (41) of the inner cover (4), and the number of the lifting grooves (31) and the number of the elastic grooves (32) are 2; the position near the second fixing groove (313) is provided with a first fixing strip (34) and a second fixing strip (35) which are positioned up and down and are obliquely crossed, a gap is arranged between the two fixing strips, and the length of the gap is shorter than the height of the sliding block (41); a first empty groove (36) is arranged near the first fixing strip (34), and a second empty groove (37) is arranged near the second fixing strip (35); one end of the lining (3) is opened and is sleeved with an inner cover (4), and the opening position of the lining (3) is provided with a limit salient point (38) which protrudes inwards; the top of the inner liner (3) is provided with saw teeth (21) which are annularly arranged, tooth grooves (33) are arranged below the saw teeth (21), and the top of the inner aluminum cover (2) is also provided with the saw teeth (21) which are annularly arranged to be tightly matched with the top of the inner liner (3); one end of the inner cover (4) is opened and the top of the connecting cover (5) is sleeved in the inner cover, the outer side arm of the inner cover (4) is provided with a sliding block (41) and a limiting plate (42) which extend outwards, and the sliding block (41) is spirally and vertically movably arranged in the lifting groove (31); the limiting plates (42) are positioned below the sliding blocks (41) and are in interference fit with the limiting salient points (38), gaps (43) are formed in the side surfaces of the limiting plates (42) to form elastic limiting plates (42), and the number of the sliding blocks (41) and the number of the limiting plates (42) are 2 and are symmetrically arranged; a neck mold (8) of the wine bottle is arranged in the connecting cover (5); the top of the connecting cover (5) is provided with a second annular step (52), and the opening position of the inner cover (4) is matched with the second annular step (52); the aluminum sleeve (6) is integrally of a hollow structure and is provided with a first outer sleeve (61) and a second outer sleeve (62), wherein the inner diameter of the second outer sleeve (62) is larger than that of the first outer sleeve (61), the first outer sleeve (61) is matched with the first annular step (51) of the connecting cover (5), and the second outer sleeve (62) is matched with the connecting cover (5) at the position between the first annular step (51) and the second annular step (52).

2. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 1, characterized in that: the whole upper cover (1) is a cylinder, the upper cover (1) is a ceramic upper cover (1), and the edge position of the top of the upper cover (1) is rounded.

3. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 2, characterized in that: the inner aluminum cover (2) is integrally cylindrical, the opening at the bottom of the inner aluminum cover (2) is provided with a skirt edge (22) which is bent outwards and horizontally arranged, and the skirt edge (22) is configured at the opening position of the upper cover (1).

4. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 3, characterized in that: the whole lining (3) is a cylinder, the sawteeth (21) and the tooth grooves (33) are transversely arranged, the sawteeth (21) are located on one side of the tooth grooves (33), the lifting grooves (31) and the elastic grooves (32) are located on the opposite other side of the tooth grooves (33), and the first fixing grooves (311) are located above the second fixing grooves (313) and are closer to the tooth grooves (33).

5. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 4, characterized in that: the length of the first fixing groove (311) is greater than that of the sliding block (41), and the length of the second fixing groove (313) corresponds to that of the sliding block (41); one end of the sliding block (41) is in a pointed shape (411), and the other opposite side is in a straight edge (421).

6. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 5, characterized in that: the first empty groove (36) and the second empty groove (37) integrally penetrate through the outer side arm of the lining (3), the first empty groove (36) is integrally arc-shaped, the second empty groove (37) is integrally triangular, the bottom of the elastic groove (32) penetrates through the opening position of the lining (3), and the elastic groove (32) is integrally convex.

7. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 6, characterized in that: the opening positions of the lining (3) and the inner cover (4) are arranged at the top of the aluminum sleeve (6).

8. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 7, characterized in that: the inner cover (4) is in threaded fit with the top of the connecting cover (5), an inner plug (7) is arranged in the connecting cover (5), the inner plug (7) is matched with the inner side face of a neck mold (8) of a wine bottle, an annular lip edge (71) is arranged on the side edge of the inner plug (7), and the lip edge (71) is matched with an inclined plane at the top of the neck mold (8).

9. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 8, characterized in that: the first annular step (51) and the second annular step (52) of the connecting cover (5) are provided with inversions (53) which are arranged at inclined intervals, and the neck mold (8) is provided with a third annular step (81) at the position of the inversions (53) to be matched with the inversions (53).

10. The tamper-resistant appearance anti-counterfeiting wine bottle cap according to claim 9, characterized in that: the bottom of the aluminum sleeve (6) extends inwards to be matched with the outer arm of the mouth mold (8).

Technical Field

The invention relates to a configuration of a seal with a protective cap-shaped outer cover, in particular to a wine bottle cap, which adopts a unique spiral twist-off structure to realize that the wine bottle cap can also play an anti-counterfeiting effect under the condition of not damaging the outside.

Background

The wine bottle cap belongs to a protective outer cap of a wine bottle, and at present, in order to prevent counterfeiting or prevent drinking and replacement, the wine bottle cap is designed with anti-counterfeiting measures, so that whether the opening trace exists can be observed to judge whether the wine bottle cap is opened once. The existing anti-counterfeiting measures are mainly damage-type damage modes, for example, when a wine bottle cap is opened, a tear seam or partial deletion exists outside the wine bottle cap, so that the original wine bottle cap cannot be used continuously or the hand of a user is easily cut at the deleted position, and the use and the quality of a product are influenced.

Disclosure of Invention

The invention aims to provide a nondestructive appearance anti-counterfeiting wine bottle cap, which solves the technical problems that: how to play the anti-fake effect under the condition of not destroying the outside of the wine bottle cap.

A nondestructive appearance anti-counterfeiting wine bottle cap comprises an upper cover, a connecting cover, an inner aluminum cover, an inner liner, an inner cover and an aluminum sleeve; one end of the upper cover is opened and an inner aluminum cover is sleeved in the upper cover; one end of the inner aluminum cover is opened and is sleeved with the lining, the outer side surface of the inner aluminum cover is matched with the inner side surface of the upper cover, the height of the inner aluminum cover corresponds to that of the upper cover, and the opening position of the inner aluminum cover is matched with the first annular step of the connecting cover; the outer side arm of the lining is provided with a lifting groove and an elastic groove which penetrate through the outer side arm, wherein the lifting groove is provided with a first fixing groove, a chute and a second fixing groove, the first fixing groove and the second fixing groove are in vertical position relation, the chute is obliquely arranged and is positioned between the first fixing groove and the second fixing groove, the elastic groove penetrates through the outer side arm of the lining to enable the lifting grooves on two sides to have elasticity to be movably matched with the sliding block of the inner cover, and the number of the lifting grooves and the number of the elastic grooves are 2; the position near the second fixed groove is provided with a first fixed strip and a second fixed strip which are positioned at the upper and lower positions and are obliquely crossed, a gap is arranged between the two fixed strips, and the length of the gap is shorter than the height of the sliding block; a first empty groove is formed at the position near the first fixing strip, and a second empty groove is formed at the position near the second fixing strip; one end of the lining is opened and is sleeved with an inner cover, and the opening position of the lining is provided with a limit salient point which protrudes inwards; the top of the inner liner is provided with saw teeth which are arranged in a ring shape, tooth grooves are arranged below the saw teeth, and the top of the inner aluminum cover is also provided with the saw teeth which are arranged in a ring shape and are tightly matched with the top of the inner liner; one end of the inner cover is opened and the top of the connecting cover is sleeved in the inner cover, the outer side arm of the inner cover is provided with a slide block and a limiting plate which extend outwards, and the slide block is spirally and vertically movably arranged in the lifting groove; the limiting plate is positioned below the sliding block and is in interference fit with the limiting salient points, gaps are formed in the side face positions of the limiting plates to form elastic limiting plates, and the sliding blocks and the limiting plates are 2 and are symmetrically arranged; a neck mold of the wine bottle is arranged inside the connecting cover; the top of the connecting cover is provided with a second annular step, and the opening position of the inner cover is matched with the second annular step; the aluminum sleeve is integrally of a hollow structure and is provided with a first outer sleeve and a second outer sleeve, wherein the inner diameter of the second outer sleeve is larger than that of the first outer sleeve, the first outer sleeve is matched with the first annular step of the connecting cover, and the second outer sleeve is matched with the connecting cover at the position between the first annular step and the second annular step.

The whole upper cover is a cylinder, the upper cover is a ceramic upper cover, and the edge position of the top of the upper cover is rounded.

The whole body of the inner aluminum cover is a cylinder, an opening at the bottom of the inner aluminum cover is provided with a horizontally arranged skirt edge which is bent outwards, and the skirt edge is configured at the opening position of the upper cover.

The whole cylinder that is of inside lining, sawtooth and the equal transverse arrangement of tooth's socket, the sawtooth is in one side of tooth's socket, and lift groove and elastic groove are in the relative opposite side of tooth's socket, and first fixed slot is in the top of second fixed slot and more is close to the tooth's socket.

The length of the first fixing groove is greater than that of the sliding block, and the length of the second fixing groove corresponds to that of the sliding block; one end of the sliding block is in a pointed shape, and the other opposite side is in a straight edge shape.

The first empty groove and the second empty groove integrally penetrate through the outer side arm of the lining, the first empty groove is arc-shaped integrally, the second empty groove is triangular integrally, the bottom of the elastic groove penetrates through the opening position of the lining, and the elastic groove is convex integrally.

The opening positions of the inner liner and the inner cover are arranged at the top of the aluminum sleeve.

The inner cap is in threaded connection with the top of the connecting cap, an inner plug is arranged in the connecting cap and matched with the inner side face of a neck mold of a wine bottle, an annular lip edge is arranged on the side edge of the inner plug, and the lip edge is matched with an inclined plane at the top of the neck mold.

The first annular step and the second annular step of the connecting cover are provided with back-off points which are arranged at intervals in an inclined mode, and the neck mold is provided with a third annular step matched with the back-off points at the back-off points.

The bottom of the aluminum sleeve extends inwards to be matched with the outer arm of the mouth mold.

The invention has the beneficial effects that: according to the invention, by designing the unique lining and the inner cover, when the upper cover is rotated, the lining moves spirally upwards relative to the inner cover, so that the lining can be connected with the inner aluminum cover and the upper cover to move spirally upwards, when the slide block of the inner cover moves to the position of the second fixing groove, the slide block is fixed, so that the inner cover rotates clockwise or anticlockwise, the top surface of the lining always has a certain distance with the top surface of the inner cover, and the upper cover always rises for a certain distance relative to the original initial position to generate a gap, so that the phenomenon that the upper cover is unscrewed can be obviously observed, and meanwhile, the upper cover does not need to be damaged.

Drawings

FIG. 1 is a schematic view of a wine bottle cap;

FIG. 2 is a schematic view of the other side of the bottle cap of FIG. 1;

FIG. 3 is a half sectional view of the bottle cap of FIG. 1;

FIG. 4 is a half sectional view of the upper cover;

FIG. 5 is a half sectional view of the inner aluminum lid;

FIG. 6 is a schematic view of the cap of FIG. 1 with the upper and inner aluminum caps removed;

FIG. 7 is a schematic view of a liner;

FIG. 8 is another side schematic view of the liner;

FIG. 9 is a schematic view of the bottle cap of FIG. 6 with the inner liner removed;

FIG. 10 is a schematic view of the inner lid;

FIG. 11 is a schematic view of the bottle cap of FIG. 9 with the inner cap removed;

FIG. 12 is a schematic view of a connecting cover;

FIG. 13 is a schematic view of an aluminum sheath;

in the figure, 1, an upper cover, 2, an inner aluminum cover, 21, sawteeth, 22, a skirt, 3, an inner liner, 31, a lifting groove, 311, a first fixing groove, 312, a chute, 313, a second fixing groove, 32, an elastic groove, 33, a tooth groove, 34, a first fixing strip, 35, a second fixing strip, 36, a first empty groove, 37, a second empty groove, 38, a limit bump, 4, an inner cover, 41, a sliding block, 411, a tip, 412, a straight edge, 42, a limit plate, 43, a gap, 5, a connecting cover, 51, a first annular step, 52, a second annular step, 53, an inverted buckle, 6, an aluminum sleeve, 61, a first outer sleeve, 62, a second outer sleeve, 7, an inner plug, 71, a lip, 8, a mouth mold, 81 and a third annular step are arranged.

Detailed Description

Referring to fig. 1 to 13, the tamper-proof wine bottle cap includes an upper cap 1, an inner aluminum cap 2, an inner liner 3, an inner cap 4, a connecting cap 5, and an aluminum sleeve 6. Wherein the upper cover 1 and the aluminum sleeve 6 form the outer part of the whole wine bottle cap, the inner aluminum cover 2, the lining 3 and the inner cover 4 are used as the upper part rotating structure in the wine bottle cap, and the connecting cover 5 and the aluminum sleeve 6 are used as the lower part fixing structure in the wine bottle cap. In practical application, other components can be added or the components can be modified adaptively, so that the diversity and practicability of the product are improved.

The upper cover 1 is integrally designed into a cylinder in the scheme, the top of the upper cover is sealed, the bottom of the upper cover is provided with an opening, the outer side arm between the top and the bottom is painted with a colorful pattern, and the top is designed into a rounded corner. This upper cover 1 adopts ceramic sintering to form, forms an organic whole structure with ceramic beverage bottle body like this, has very good visual effect to promote the quality of whole beverage bottle. In practical application, the structure and material of the upper cover 1 can be modified or replaced according to practical situations.

The inner aluminum cover 2 is integrally designed into a cylinder in the scheme, the outer side face of the inner aluminum cover 2 is fixed in the upper cover 1 in a viscose mode, the integral height of the inner aluminum cover 2 integrally corresponds to the height of the upper cover 1 and is sealed at the top, and the bottom of the inner aluminum cover is provided with an open structure. Wherein the top is designed with an annular sawtooth 21 structure, the bottom opening is designed with an outward bent and horizontally arranged skirt 22, the skirt 22 can cover the bottom opening of the upper cover 1, and the skirt 22 is also matched with the first annular step 51 of the connecting cover 5. The inner aluminum cover 2 is made of aluminum materials and is subjected to spray painting treatment, and in practical application, the structure and the materials of the inner aluminum cover 2 can be modified or replaced according to practical situations.

The lining 3 is designed into a cylinder integrally in the scheme, the top of the lining is sealed, the bottom of the lining is provided with an opening, the outer side arm between the top and the bottom is provided with two lifting grooves 31 and two elastic grooves 32 which penetrate through the outer side arm, and the lifting grooves 31 and the elastic grooves 32 are designed symmetrically. Wherein the lifting groove 31 is designed with a first fixing groove 311, a chute 312, a second fixing groove 313; the first fixing groove 311 and the second fixing groove 313 are both designed horizontally, the inclined groove 312 is disposed between the two fixing grooves and designed obliquely, the first fixing groove 311 is located above the second fixing groove 313, the length of the first fixing groove 311 is longer than that of the second fixing groove 313, so that a certain height difference exists between the two fixing grooves, and in addition, the length of the second fixing groove 313 corresponds to the overall length of the sliding block 41 of the inner lid 4, so that the sliding block 41 can be well fixed. The inclined angle of the inclined groove 312 is rotated within 90 degrees, preferably within 30 degrees, so that the sliding of the slider 41 is facilitated. The top of the liner 3 is designed with transversely arranged annular saw teeth 21 and tooth grooves 33, wherein the saw teeth 21 are positioned above the tooth grooves 33, the saw teeth 21 are used for being tightly matched with the saw teeth 21 of the inner aluminum cover 2 so as to enable the liner 3 to be sleeved in the inner aluminum cover 2, and the tooth grooves 33 are used for conveniently forming the saw teeth 21 on the top of the inner aluminum cover 2 in a rolling manner. The lifting groove 31 is located below the tooth groove 33. The elastic groove 32 is longitudinally arranged, so that the lifting grooves 31 on both sides have elasticity to be conveniently movably matched with the sliding block 41 of the inner cover 4, the elastic groove 32 is integrally convex, and the bottom of the elastic groove penetrates through the opening position of the inner lining 3. In order to prevent the slider 41 of the inner lid 4 from falling back into the inclined groove 312 or the first fixing groove 311 when it is fixed in the second fixing groove 313, the first fixing strip 34 and the second fixing strip 35 may be designed to be positioned at positions near the second fixing groove 313 and to be positioned in an up-and-down position and to be obliquely crossed with each other, and the two fixing strips may have a gap therebetween, the length of which is shorter than the height of the slider 41, such that the two blocking strips are formed to function as a fall-back prevention. A first empty groove 36 is formed near the first fixing strip 34, and a second empty groove 37 is formed near the second fixing strip 35; the first hollow groove 36 and the second hollow groove 37 integrally penetrate through the outer side arm of the lining 3, the first hollow groove 36 is integrally designed into a circular arc shape, and the second hollow groove 37 is integrally designed into a triangular shape, so that the first fixing strip 34 and the second fixing strip 35 have good elasticity. In order to prevent the liner 3 from falling back, an inward convex limit bump 38 can be designed at the bottom opening position of the liner 3, the limit bump 38 and the limit plate 42 of the inner cover 4 form interference blocking fit, the interference blocking here means that the limit bump 38 is firstly in interference fit with the limit plate 42 in the movement process of the limit plate 42, and after the limit plate 42 is fixed, the limit plate 42 blocks the limit bump 38 to prevent the limit bump 38 from rotating back. The bottom opening of the liner 3 is disposed on the top of the aluminum jacket 6. In practical applications, the structure and material of the liner 3 may be modified or replaced according to practical situations, and the first fixing strip 34 and the second fixing strip 35 are not necessarily arranged in the liner 3, and may be arranged according to practical situations.

The inner cover 4 is designed into a cylinder in the scheme, the whole height corresponds to the lining 3 and is sleeved in the lining 3, the top of the inner cover 4 is sealed, the bottom of the inner cover is provided with an opening, the outer side arms between the top and the bottom of the inner cover are designed with 2 sliding blocks 41 and limiting plates 42 which are symmetrically arranged and extend outwards, and the limiting plates 42 are located below the sliding blocks 41. The slider 41 is designed in a strip shape and is transversely configured, one end of the slider 41 facing the moving direction is designed to be a pointed end 411, the other opposite side of the slider is designed to be a straight edge 412, therefore, by means of the design of the transverse and pointed ends 411, the slider 41 can smoothly and spirally lift and slide up and down in the lifting groove 31, meanwhile, by means of the design of the straight edge 412, the slider 41 can be prevented from being separated from the second fixing groove 313 under the matching of two fixing strips, and the thickness of the slider 41 integrally corresponds to the arm thickness of the inner cover 4. The limit plate 42 has a square structure as a whole, and the edge of the limit plate 42 has a gap 43 with the outer side arm of the inner lid 4, so that the limit plate 42 is elastically pressed when pressed by the limit protrusions 38. When the sliding block 41 is located in the second fixing groove 313, the position-limiting protruding points 38 are located on the back surface of the position-limiting plate 42, which is the opposite direction to the second fixing groove 313, so that the position-limiting plate 42 is blocked to prevent the position-limiting plate 42 from returning, which serves as a second anti-return measure, and the two fixing strips serve as a first anti-return measure. The opening position of the inner lid 4 is also arranged on the top of the aluminum jacket 6, and the same configuration as the liner 3 is adopted. In practical application, the structure and material of the inner cover 4 can be modified or replaced according to practical situations.

Connect lid 5 to design into the cylinder at the present case, its top has the medial wall spiro union of helicitic texture and inner cup 4 to make the top endotheca of connecting lid 5 in inner cup 4, stopper 7 in should connecting 5 inside configurations, the medial surface cooperation of the bush 8 of this internal stopper 7 and beverage bottle, thereby realize that the bush 8 of beverage bottle assembles the bottle of beverage bottle. For sealing the top of the die 8, an annular lip 71 can be designed on the side of the inner plug 7, which lip 71 cooperates with a bevel on the top of the die 8. The connecting cover 5 is designed with a first annular step 51 and a second annular step 52, wherein the second annular step 52 is located above the first annular step 51, the openings of the inner cover 4 and the liner 3 are arranged on the second annular step 52, and the opening position of the upper cover 1 is arranged on the first annular step 51. The connection cover 5 and the mouthpiece 8 are assembled by the arrangement that the first annular step 51 and the second annular step 52 of the connection cover 5 have the undercuts 53 arranged at an inclined interval therebetween, and the mouthpiece 8 has the third annular step 81 at the position of the undercuts 53 to be engaged with the undercuts 53. In practical application, the structure and material of the connecting cover 5 can be modified or replaced according to practical situations.

The aluminum sleeve 6 is designed into two cylinders in the scheme, the aluminum sleeve 6 is integrally designed into a hollow structure and is provided with a first outer sleeve 61 and a second outer sleeve 62, the inner diameter of the second outer sleeve 62 is larger than that of the first outer sleeve 61, the first outer sleeve 61 is matched with the first annular step 51 of the connecting cover 5, the second outer sleeve 62 is matched with the connecting cover 5 at the position between the first annular step 51 and the second annular step 52, and meanwhile, the bottom opening position of the aluminum sleeve 6 extends inwards to be matched with the outer arm of the neck mold 8, so that a sealing structure is formed at the bottom of the whole bottle cap. The outer side of the first sleeve 61 has a mark line, which can be seen from the bottle appearance when the upper cap 1 is lifted to a certain height, and the mark line can be marked by words such as "opened" or "wine bottle opened" to inform the consumer that the wine bottle cap has been opened. In practical application, the structure and material of the aluminum sheath 6 can be modified or replaced according to practical situations.

The anti-counterfeiting principle of the scheme is as follows: in the initial state, i.e. the wine bottle cap is not opened, the sliding block 41 is located at the position of the first fixing slot 311, the limit protruding point 38 is located in front of the limit plate 42, and the opening of the inner liner 3 is aligned with the opening of the inner cap 4. After the wine bottle cap is opened by rotating the wine bottle cap anticlockwise, the sliding block 41 enters the second fixing groove 313 from the first fixing groove 311 through the chute 312 in sequence and is fixed and limited by the two fixing strips to prevent returning, the limiting convex point 38 is located behind the limiting plate 42, the limiting plate 42 blocks the limiting convex point 38 to prevent the limiting convex point 38 from returning, the opening of the liner 3 and the opening of the inner cover 4 have a height difference which is just the height of the chute 312, and the liner 3 and the inner cover 4 can be taken down from the wine bottle together with the upper cover 1. When the wine bottle cap is screwed clockwise, namely the wine bottle cap is fixed on the bottle body, the sliding block 41 is fixed to prevent retraction, so that when the inner cover 4 is screwed, the lining 3 does not rotate clockwise any more, the opening of the lining 3 and the opening of the inner cover 4 have a height difference all the time, and the lining 3 is assembled with the upper cover 1 through the inner aluminum cover 2, so that the upper cover 1 is always lifted by a certain height relative to the initial state, the height is the height difference, and the height can be observed from the appearance of the bottle to form a marking line, thereby prompting a consumer that the wine bottle cap is opened once.

The above-described embodiments are merely illustrative of the present invention and are not intended to limit the present invention. In the description of the present technical solution, it should be noted that the terms such as "upper", "inner", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which are only for convenience of describing the technical solution and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the technical solution.

Meanwhile, in the description of the present technical solution, it should be noted that, unless explicitly stated or limited otherwise, the terms "fixed" and "coupled" should be interpreted broadly, and for example, they may be fixedly connected, detachably connected, or integrally connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present technical solution can be understood by those of ordinary skill in the art according to specific situations.

Although embodiments of the present technical solution have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the technical solution, the scope of which is defined in the appended claims and their equivalents.