CN203450558U - Anti-opening identification structure of the lid - Google Patents

Abstract

The utility model provides a bung prevents opening identification structure, especially indicate one kind can be with the situation when the rotation is opened the bottom prevent opening the identification ring tear and make its bung structure that drops, include a lid and one with the recognition ring of opening of preventing of point disconnected structure connection in the ring frame below of lid bottom, the ring frame inner wall of this lid has an internal thread, and prevent opening the identification ring inner wall ring and be equipped with an at least interior dogtooth, should prevent opening and be equipped with a preparation rupture portion on the recognition ring, this lid in when interior dogtooth backstop prevents opening the identification ring and removes, rotate and twist-off the point disconnected structure to drive prevents opening the identification ring and from preparing the rupture portion's department fracture, make prevent opening the identification ring and drop automatically and produce and be enough to discern whether the bung has been opened the effect.

Description

Anti-opening identification structure of the lid

technical field

The utility model relates to an anti-opening identification structure of a bung lid, in particular to a bung lid structure which can break off the anti-opening identification ring at the bottom of the bung when it is rotated and opened, and especially relates to the construction of the bung lid. The cover body of the bung and the anti-opening identification ring.

Background technique

Barrel containers are widely used, suitable for holding various solid, liquid or paste-like contents; in use, a barrel cover will be used to seal the package at the same time, which can prevent the contents from spilling out to the outside and harm the surrounding environment or It can prevent personnel from causing harm, and can prevent external dust or other substances from entering the container, so as to prevent the contents from being polluted and deteriorated, and prolong the service life.

It is known that the top of the barrel of the traditional drum container is usually provided with a protruding tubular diversion neck and a diversion port located at the top of the diversion neck and connected to the inside of the barrel. The liquid content is poured out and taken from the barrel in an appropriate amount; at the same time, the diversion neck can also be used to combine the above-mentioned barrel lid, and there are usually external threads around the diversion neck, which can be threaded with the inner thread of the inner wall of the barrel lid Connect to close the diversion port.

In addition, all kinds of products contained in barrel containers on the market can truly protect the quality of the products in the barrel and prevent the product inside the barrel from deteriorating due to the loose lid on the barrel during the sales process. , damaged, or the lid is opened by unscrupulous people without authorization, and the products in the barrel are stolen. At present, most of the barreled containers and lids on the market are equipped with a safe anti-theft identification structure.

The aforementioned traditional anti-theft detection technology for barrel lids applied to barreled containers includes a technology that can identify whether the barrel lid has been stolen through the anti-opening identification ring, which is mainly the ring frame at the bottom of the lid The bottom is connected with an anti-opening identification ring with a broken structure. The inner wall of the anti-opening identification ring is provided with a plurality of internal convex teeth, and the position around the diversion neck of the barrel corresponds to the position of the internal convex teeth. An outer convex tooth that can be embedded with the inner convex tooth.

When the lid is opened for the first time and the lid is rotated, since the inner convex teeth and the outer convex teeth can be interlocked with each other to stop the movement of the anti-opening identification ring, the anti-opening identification ring generates a blocking force against the unscrewing of the lid. The user has to rotate the lid more forcefully until the breaking structure is twisted off, so that the lid breaks away from the anti-opening identification ring, and then the lid can be unscrewed and removed to open the diversion port of the barrel.

In this way, when the user opens the lid, he can judge whether the lid is loose or whether the lid has been opened without authorization according to whether he feels the blocking force resisting the unscrewing of the lid body; That is, if the anti-opening identification ring is separated from the lid, if it is not removed, it will still be set and stay around the diversion neck of the barrel. On the other hand, the top of the anti-opening identification ring is just in contact with the bottom of the cover, as if it has never been opened. If you don’t rotate the cover by yourself, you can’t detect it just by looking at the appearance, so it needs to be improved urgently.

In view of this, the inventor of the present utility model developed the present utility model based on his years of experience specializing in the production, manufacture and design of barreled containers, so as to overcome the deficiencies in the above-mentioned prior art.

Utility model content

The main purpose of this utility model is to provide an anti-opening identification structure of the bung lid which can tear off the anti-opening identification ring at the bottom and make it fall off when rotating and opening, so as to overcome the traditional anti-opening identification structure in the above-mentioned prior art. If the opening recognition ring is separated from the cover, if it is not removed, it will still be nested and stay around the diversion neck of the barrel. If the cover is re-tightened on the diversion neck of the barrel, the top of the anti-opening identification ring will It just happened to be in contact with the bottom of the cover, as if it had never been opened. If you didn't rotate the cover by yourself, you can't detect the problem just by looking at the appearance.

In order to achieve the above-mentioned purpose, the lid anti-opening identification structure of the present invention includes a cover body and an anti-opening identification ring connected to the bottom of the cover body with a broken structure. The ring frame of the lid body The inner wall has an internal thread, and the inner wall ring of the anti-opening identification ring is provided with at least one internal convex tooth, wherein:

A preparatory breaking part is arranged on the anti-opening identification ring.

According to the above, when the inner convex teeth stop the movement of the anti-opening identification ring, the cover rotates to twist off the point breaking structure, and drives the anti-opening identification ring to break off from the pre-breaking part.

Further illustrate the specific embodiment of the present utility model below:

According to the above-mentioned main structural features, the cover body is threadedly connected to the diversion neck of a barrel body, and the diversion neck has a diversion port connected to the inside of the barrel body, and there is a ring frame around the diversion neck. The internal thread is threaded with the external thread, and the position of the internal convex tooth on the inner wall of the anti-opening identification ring is corresponding to the position around the diversion neck. The ring is provided with at least one internal convex tooth that can be embedded to stop the anti-opening identification ring Moving outer teeth.

In this way, when the cover body is threadedly connected to the diversion neck of the barrel, the inner convex teeth of the cover body and the outer protrusion teeth around the diversion neck can be embedded with each other, and the stopper anti-opening identification ring follows The lid moves, and the anti-opening identification ring is placed around the diversion neck of the barrel along with the lid, so as to identify whether the lid has been opened without authorization.

When the lid is opened for the first time and the lid is rotated, the movement of the anti-opening identification ring is stopped due to the interlocking of the inner convex teeth and the outer convex teeth. If it is noticed that the cover has not been opened, the cover can be rotated more forcefully until the break-off structure is broken, so that the cover is separated from the anti-opening identification ring, and the cover can be unscrewed and removed to open the guide of the barrel. drool.

At the same time, the active force of the rotating cover can drive the anti-opening identification ring to break from the position of the preparatory breaking part, causing the anti-opening identification ring to break in a strip shape, and automatically fall off around the diversion neck of the barrel body, thereby producing sufficient The effect of identifying whether the lid has been opened without authorization; this can really protect the quality of the product in the barrel, and prevent the product inside the barrel from being deteriorated or damaged due to the loose lid on the barrel during the sales process, or The lid of the barrel is opened by unscrupulous persons, and the products in the barrel are stolen.

According to the above-mentioned main structural features, the inner convex teeth on the inner wall of the anti-opening identification ring are inclined, and have an inner guide inclined surface and an inner stop part opposite to the inner guide inclined surface, and the outer convex teeth around the guide neck The teeth are in an inclined shape opposite to the inner convex teeth, and have an outer guide inclined surface opposite to the inclination direction of the inner guide inclined surface, and an outer stop portion opposite to the outer guide inclined surface. The inner guide inclined surface is screwed on the cover. When on the diversion neck of the barrel body, guide the outer guiding slopes of the outer convex teeth to pass through the inner convex teeth one by one, and the inner retaining part accepts the outer convex teeth of the outer convex teeth when the cover is unscrewed from the diversion neck of the barrel body. The stop of the stop.

According to the above-mentioned main structural features, the point-breaking structure includes a plurality of spacer rings arranged at the connecting points between the ring frame of the cover body and the inner convex teeth of the anti-opening identification ring.

According to the above-mentioned main structural features, the pre-breaking portion can be a breaking gap or a weak part that is easy to break.

According to the above main structural features, the breakable weak part can be a breakable sheet or a connection point.

According to the above-mentioned main structural features, the anti-opening identification ring is provided with an ear extending to protect the outside of the pre-breaking part.

Compared with the prior art, the utility model has the following advantages:

1. With the above design of the breaking gap or the weak part that is easy to break, the force of the rotating cover can drive the anti-opening identification ring to break into strips from the position of the breaking gap or the weak part that is easy to break. It falls off automatically, and by watching whether the anti-opening identification ring exists around the diversion neck of the barrel, you can quickly and easily identify whether the lid has been opened without authorization.

2. Since the inclination direction of the inner guide slope on the inner wall of the anti-opening recognition ring is opposite to that of the outer guide slope of the diversion neck, the cover body can rotate on the diversion neck of the barrel, and it is designed with internal and external threads, When the inner guide slope is screwed tightly on the diversion neck of the barrel body, the outer guide slope of the outer convex teeth can be guided one by one to pass through the inner convex teeth, which is beneficial to tighten the lid on the diversion neck of the barrel body When the cover is unscrewed from the diversion neck of the barrel, the inner stopper can accept the stopper of the outer stopper of the outer convex teeth, and generate a blocking force against the unscrewing of the cover, which is noticeable The lid has not been opened.

3. With the design of the connection point between the inner convex teeth and the cover ring frame, the inner convex teeth and the connection points can be integrally formed, which greatly simplifies the complexity of the point-breaking structure and saves production costs.

4. The ear piece can be held on the outside of the breaking gap or the weak part that is easy to break, so as to prevent the breaking gap or the weak part that is easy to break from being hit by foreign objects and cause the anti-opening identification ring to break, and the ear piece is also The anti-opening identification ring can be pulled by bare hands, so that the anti-opening identification ring is broken from the position of the breaking gap or the weak part that is easy to break, so that the anti-opening identification ring is easy to be torn off by bare hands, and it is convenient to turn and open the cover body.

However, in order to clearly and fully disclose the utility model, and to enumerate the illustrations of the preferred implementation, to describe its implementation in detail as follows:

Description of drawings

Fig. 1 is the perspective view of the preferred embodiment of the utility model;

Fig. 2 is a partially enlarged perspective view of Fig. 1;

Fig. 3 is a partial enlarged perspective view of the bung of Fig. 2;

Fig. 4 is a perspective view of an additional embodiment of Fig. 3;

Fig. 5 is a perspective view of a use state of Fig. 2;

FIG. 6 is a perspective view of another usage state of FIG. 2 .

Explanation of reference signs: 1-cover body; 11-ring frame; 12-internal thread; 2-anti-opening identification ring; 21-inner convex tooth; 211-inner guiding slope; ; 221-break gap; 222-easy to break weak part; 23-ear piece; 3-point break structure; 31-connection point; 4-barrel body; External thread; 53-external convex teeth; 531-external guide slope; 532-external stop.

Detailed ways

Please refer to Fig. 1 to Fig. 4 together, reveal the accompanying drawing of the utility model embodiment, wherein, Fig. 1 is the perspective view of the preferred embodiment of the utility model, Fig. 2 is the partial enlarged perspective view of Fig. 1, Fig. 3 is Fig. 2 is a partially enlarged perspective view of the bucket cover, and FIG. 4 is a perspective view of an additional embodiment of FIG. 3 .

The lid anti-opening identification structure of the present invention is illustrated by the above-mentioned accompanying drawings, which includes a lid body 1 and an anti-opening identification ring 2 connected to the lower ring frame 11 of the bottom of the lid body 1 with a point breaking structure 3. The inner wall of the ring frame 11 of the body 1 is provided with an internal thread 12, and the inner wall of the anti-opening identification ring 2 is provided with at least one internal convex tooth 21, wherein:

The anti-opening identification ring 2 is provided with a preparatory breaking part 22, which can be a breaking notch 221 or a weak part 222 that is easy to break. When the opening identification ring 2 moves, it rotates to twist off the breaking point structure 3, and drives the anti-opening identification ring 2 to break off from the breaking gap 221 of the pre-breaking part 22 or the easy-to-break weak part 222. .

In a more specific implementation, the utility model also includes:

In practice, the breakable weak portion 222 can be a breakable sheet or a connection point.

In practice, the inner convex teeth 21 can be plural, and the inner convex teeth 21 are spaced on the inner wall of the anti-opening identification ring 2 .

In practice, the cover body 1 can be threadedly connected to the diversion neck 5 on the top of the barrel body 4 of a barreled container. The top of the diversion neck 5 has a diversion port 51 connected to the inside of the barrel body 4, and the diversion neck 5 is provided with an external thread 52 that can be screwed with the internal thread 12 of the ring frame 11 of the cover body 1, and the position of the internal convex tooth 21 of the inner wall of the anti-opening identification ring 2 is corresponding to the position around the diversion neck 5, and the ring is set There is at least one external convex tooth 53 capable of inserting the internal convex tooth 21 to stop and prevent the movement of the identification ring 2 .

In practice, the protruding teeth 53 can be plural, and the protruding teeth 53 are spaced around the diversion neck 5 .

In practice, the inner protruding teeth 21 on the inner wall of the anti-opening identification ring 2 can be inclined, and have an inner guide slope 211 and an inner stop portion 212 opposite to the inner guide slope 211. The guide neck 5 The surrounding outer convex teeth 53 are inclined opposite to the inner convex teeth 21 , and have an outer guiding inclined surface 531 opposite to the inclined direction of the inner guiding inclined surface 211 , and an outer stop portion 532 opposite to the outer guiding inclined surface 531 .

As a result, the inner guiding slope 211 guides the outer guiding slope 531 of the outer convex teeth 53 to pass through the inner convex teeth 21 one by one when the cover body 1 is screwed on the diversion neck 5 of the barrel body 4, and the inner stopper 212 receives the stop of the outer stop portion 532 of the outer convex tooth 53 when the cover body 1 is unscrewed from the guide neck 5 of the bucket body 4 .

In practice, the breaking structure 3 includes a plurality of spacer rings arranged at the connection points 31 between the bottom surface of the ring frame 11 of the cover body 1 and the top of the inner protruding teeth 21 of the anti-opening identification ring 2 .

In practice, the connection point 31 can be located between the inner stop portion 212 of the inner protruding tooth 21 and the bottom surface of the ring frame 11 of the cover body 1 .

In this way, by using the connection position of the inner convex teeth 21 and the ring frame 11 of the cover body 1 as the design of the connection point 31, the inner convex teeth 21 and the connection point 31 can be integrally formed, which can greatly simplify the complexity of the breaking structure 3 degree, and save production costs.

In practice, the anti-opening identification ring 2 is provided with an ear piece 23 extending and protecting the breaking notch 221 of the pre-breaking portion 22 or the outer side of the easily broken weak portion 222 .

The above-mentioned components can be used to implement the utility model. Please refer to FIG. 5 and FIG. 6 together, wherein FIG. 5 is a perspective view of a use state of FIG. 2 , and FIG. 6 is a perspective view of another use state of FIG. 2 .

As illustrated by the above drawings, when the cover body 1 is screwed on the diversion neck 5 of the barrel body 4, the inner convex teeth 21 of the cover body 1 and the outer convex teeth 53 around the diversion neck 5 can be embedded with each other, The anti-opening identification ring 2 of the stopper moves along with the lid body 1, and the anti-opening identification ring 2 is placed around the diversion neck 5 of the staving body 4 along with the lid body 1, so as to identify whether the bung lid has ever been opened without authorization. in accordance with.

Since the inner guide slope 211 of the inner wall of the anti-opening identification ring 2 is in the opposite direction to the outer guide slope 531 of the diversion neck 5, the cover body 1 can be rotated on the diversion neck 5 of the barrel body 4, and is matched with the internal thread 12 , the design of the external thread 52, so that the internal guide slope 211 can guide the external guide slope 531 of the external convex tooth 53 through the internal convex tooth 21 one by one when the cover body 1 is screwed tightly on the diversion neck 5 of the barrel body 4, It is beneficial to tighten the bung lid on the diversion neck 5 of the barrel body 4, and the inner retaining portion 212 can accept the external convex teeth 53 when the lid body 1 is unscrewed from the diversion neck 5 of the barrel body 4. The blocking portion 532 produces a blocking force against unscrewing of the cover 1 , making people feel that the cover 1 has not been opened.

When the lid is opened for the first time and the lid body 1 is rotated, the anti-opening identification ring 2 moves due to the interlocking of the inner convex teeth 21 and the outer convex teeth 53, causing the anti-opening identification ring 2 to resist the unscrewing of the lid body 1. At this time, the cover 1 can be rotated more forcefully until the connection point 31 of the point breaking structure 3 is twisted off, so that the cover 1 is separated from the anti-opening identification ring 2, that is, The cover body 1 can be unscrewed and removed to open the diversion opening 51 of the barrel body 4 .

At the same time, the active force of the rotating cover body 1 can drive the anti-opening identification ring 2 to break from the breaking gap 221 of the pre-breaking part 22 or the position of the easy-to-break weak part 222, so that the anti-opening identification ring 2 breaks into a broken shape. Strips, and automatically fall off around the diversion neck 5 of the barrel body 4, thereby producing an effect sufficient to identify whether the barrel lid has ever been opened without authorization.

It is worth mentioning that the ear piece 23 can be held on the outside of the breaking notch 221 or the easily breakable weak part 222 of the pre-breaking part 22 to prevent the breaking notch 221 or the easily breakable weak part 222 from being subjected to external damage. The anti-opening identification ring 2 is broken due to the impact of objects, and the ear pieces 23 can also be pulled by people with bare hands, so that the anti-opening identification ring 2 breaks and falls off from the position of the breaking gap 221 or the easy-to-break weak part 222, The anti-opening identification ring 2 is easy to be torn off by hand, so that the cover body 1 can be turned and opened conveniently.

Accordingly, through the design of the breaking notch 221 or the easy-to-break weak part 222 of the above-mentioned pre-breaking part 22, the force of the rotating cover 1 can drive the anti-opening identification ring 2 from the breaking notch 221 or the easy-to-break part. The position of the weak part 222 is broken in a strip shape and falls off automatically. By checking whether the anti-opening identification ring 2 exists around the diversion neck 5 of the barrel body 4, it is possible to quickly and easily identify whether the barrel lid has been opened without authorization; In this way, the quality of the product in the barrel body 4 can be truly protected, preventing the product inside the barrel body 4 from deteriorating or being damaged due to the loose lid on the barrel body 4 during the sales process, or the lid being opened by unscrupulous persons without authorization. , Stealing the products in the barrel body 4, etc.

Based on the above description, the utility model is really enough to overcome the above-mentioned prior art. If the traditional anti-opening identification ring is separated from the cover, if it is not taken off, it will still be nested and stay around the diversion neck of the barrel. The body is re-tightened on the diversion neck of the barrel body, and the top of the anti-opening identification ring just touches the bottom of the cover body again, as if it has never been opened. If you don’t rotate the cover body by yourself, you can’t detect it just by looking at the appearance. problem, and then achieve the above-mentioned purpose that the anti-opening identification ring at the bottom can be torn off when the bucket lid is rotated and opened to make it fall off.

In summary, it is only a preferred embodiment of the utility model, and is not intended to limit the utility model. All other equivalent modifications or replacements that do not deviate from the spirit disclosed in the utility model should be included in the within the scope of the patent as claimed in the claims.

Claims (14)

1. An anti-opening identification structure for a bucket cover, comprising a cover body and an anti-opening identification ring connected to the lower part of the ring frame at the bottom of the cover body with a broken structure, the inner wall of the ring frame of the cover body has an internal thread, And the inner wall ring of the anti-opening identification ring is provided with at least one inner convex tooth, and the feature is that: the anti-opening identification ring is provided with a preparatory breaking part. 2. The lid anti-opening identification structure as claimed in claim 1, characterized in that: the lid body is threadedly connected to a diversion neck of a barrel body, and the diversion neck has a diversion neck connected to the inside of the barrel body There is an external thread around the diversion neck that is threadedly connected with the inner thread of the cover ring frame, and the position of the inner convex tooth on the inner wall of the anti-opening identification ring is corresponding to the position around the diversion neck. The ring is provided with at least An external convex tooth capable of inserting the internal convex tooth to stop the movement of the anti-opening identification ring. 3. The lid anti-opening identification structure according to claim 2, characterized in that: the inner convex teeth on the inner wall of the anti-opening identification ring are inclined, and have an inner guiding slope and an inner guiding slope opposite to the inner guiding In the inner blocking portion of the inclined surface, the outer convex teeth around the diversion neck are in an inclined shape opposite to the inner convex teeth, and have an outer guiding inclined surface opposite to the inclined direction of the inner guiding inclined surface, and an outer guiding inclined surface opposite to the inclined direction of the inner guiding inclined surface. The outer stop part of the outer guide slope, the inner guide slope guides the outer guide slopes of the outer convex teeth to pass through the inner convex teeth one by one when the cover body is screwed on the diversion neck of the barrel body, and the inner guide slope When the cover body is unscrewed from the diversion neck of the barrel, the stop part receives the stop of the outer stop part of the outer convex tooth. 4. The lid anti-opening identification structure according to claim 1, 2 or 3, characterized in that: the broken structure includes a plurality of spacer rings arranged between the cover ring frame and the inner convex teeth of the anti-opening identification ring connection point between. 5. The lid anti-opening identification structure according to claim 1, 2 or 3, characterized in that: the pre-breaking portion is a breaking gap or a weak part that is easy to break. 6. The lid anti-opening identification structure according to claim 4, characterized in that: the preparatory breaking portion is a breaking gap or a weak part that is easy to break. 7. The lid anti-opening identification structure according to claim 5, characterized in that: the breakable weak part is a breakable sheet or a connection point. 8. The lid anti-opening identification structure according to claim 6, characterized in that: the breakable weak part is a breakable sheet or a connection point. 9 . The lid anti-opening identification structure according to claim 1 , 2 or 3 , characterized in that: the anti-opening identification ring is provided with an ear extending to protect the outside of the pre-breaking portion. 10 . 10 . The lid anti-opening identification structure according to claim 4 , characterized in that: the anti-opening identification ring is provided with an ear extended to protect the outside of the pre-breaking portion. 11 . 11. The lid anti-opening identification structure according to claim 5, characterized in that: the anti-opening identification ring is provided with an ear extended to protect the outside of the pre-breaking portion. 12. The lid anti-opening identification structure according to claim 6, characterized in that: the anti-opening identification ring is provided with an ear extended to protect the outside of the pre-breaking portion. 13. The lid anti-opening identification structure according to claim 7, characterized in that: the anti-opening identification ring is provided with an ear extended to protect the outside of the pre-breaking portion. 14. The lid anti-opening identification structure according to claim 8, characterized in that: the anti-opening identification ring is provided with an ear extended to protect the outside of the pre-breaking portion.

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