CN220212568U - Connection structure of turnover cup cover - Google Patents

Abstract

The utility model discloses a connection structure of a turnover cup cover, which has low assembly precision requirement, flexible turnover and good use experience, and can solve the problems existing in the prior art, and the connection structure comprises a cover main body provided with a first hinge hole, a turnover cover correspondingly provided with a second hinge hole and a pin, wherein the turnover cover is arranged above the cover main body and used for opening and closing a water drinking port on the cover main body, and the pin penetrates through the first hinge hole and the second hinge hole to rotationally connect the turnover cover on the cover main body; the first hinge hole is internally provided with a rotation stopping part for limiting the rotation of the pin, and the second hinge hole is in clearance fit with the pin.

Description

Connection structure of turnover cup cover

Technical Field

The utility model belongs to the technical field of water cups, and particularly relates to a flip cover connecting structure.

Background

The existing one-key opening bouncing cup is generally of a turnover cup cover structure, a flip cover is connected with a cover main body through a pin, a switch button at the front part of the cup cover is pressed, and under the elastic action of a torsion spring, the flip cover can be sprung to rotate around the pin to be opened, so that the flip cover is very convenient to use. The pin used in the existing structure is generally cylindrical, in order to avoid rotation of the pin, one end of the pin is knurled, and one end of the knurled is in interference fit connection with the flip cover and the cover main body for fixing the pin; however, the use of the pin has the following problems that the direct interference between one end of the knurling of the pin and the hinge holes of the flip cover and the cover main body is 0.1-0.2mm, the assembly has higher precision requirements on the hinge holes of the flip cover and the cover main body, and if the interference is too large, the elasticity of the torsion spring can not break the resistance generated by the interference, so that the flip cover can not be turned flexibly or even opened, and the use experience is affected.

Disclosure of Invention

The utility model aims to provide a connecting structure of a turnover cup cover, which has low assembly precision requirement, flexible turnover and good use experience and can solve the problems in the prior art.

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

The connecting structure of the turnover cup cover comprises a cover main body provided with a first hinge hole, a turnover cover correspondingly provided with a second hinge hole is arranged above the cover main body and used for opening and closing a water drinking port on the cover main body, and a pin penetrates through the first hinge hole and the second hinge hole to rotationally connect the turnover cover on the cover main body; the first hinge hole is internally provided with a rotation stopping part for limiting the rotation of the pin, and the second hinge hole is in clearance fit with the pin.

By adopting the technical scheme, through setting up the portion of stopping changeing in first hinge hole, can restrict the rotation of pin, and second hinge hole and pin clearance fit, this kind of structure does not require interference fit, can reduce the requirement of assembly accuracy, guarantees simultaneously that flip upset is nimble, promotes and uses experience, can solve the problem that prior art exists.

Preferably, the rotation stopping portion is a key protruding radially in the first hinge hole, and the pin is provided with a key groove correspondingly.

By adopting the technical scheme, the key and the key groove are matched to prevent the pin from rotating, and the structure is simple and practical.

Preferably, a handle is further arranged, a third hinge hole is formed in the handle, and the pin penetrates through the first hinge hole, the second hinge hole and the third hinge hole at the same time, so that the flip cover and the handle are both rotationally connected to the cover main body; and the apertures of the first hinge hole, the second hinge hole and the third hinge hole are the same and are in clearance fit with the pin.

By adopting the technical scheme, the portability of taking and carrying is improved by arranging the lifting handle; the apertures of the first hinge hole, the second hinge hole and the third hinge hole are the same and are in clearance fit with the pin, so that the requirement on assembly precision can be reduced, and meanwhile, the turnover flexibility of the turnover cover and the lifting handle is ensured.

Preferably, the main body of the handle is annular, and the third hinge holes are arranged at the hinge parts of the handle at two ends of the main body; the rear side of the flip cover is symmetrically provided with two flip cover hinge parts, and the second hinge hole is arranged on the flip cover hinge parts; the rear side of the cover main body is provided with a cover main body hinge part, and the first hinge hole is formed in the cover main body hinge part; the hinge part of the flip cover is arranged at two sides of the hinge part of the cover main body, and the hinge part of the handle is arranged at two sides of the hinge part of the flip cover.

By adopting the technical scheme, the cover main body hinge part, the flip hinge part and the handle hinge part are sequentially arranged from inside to outside, so that the flip and the handle can be turned over conveniently, and the use habit of consumers is met.

Preferably, the handle can be turned over to be stored in the outer ring of the flip cover.

By adopting the technical scheme, the handle is stored in the outer ring of the flip, so that the cup cover is more compact in appearance and the handle is hidden.

Preferably, the inner wall of the main body of the handle is provided with a clamping convex part, and the outer ring of the flip cover is correspondingly provided with a clamping concave part which is matched with the clamping convex part in a concave-convex way.

By adopting the technical scheme, the handle can be fixed on the turnover cover by arranging the convex clamping part and the concave clamping part in concave-convex matching, firstly, the handle can not be turned over randomly, secondly, the handle can be rotated along with the turnover cover, and under the condition of not using the handle, the use habit is kept consistent with that of a cup without the handle.

Preferably, the pin is of a primary-secondary structure, and comprises a long shaft and a short shaft; the key groove is arranged on the long shaft, one ends of the long shaft and the short shaft are respectively provided with a limiting end part, and the other ends are connected through riveting.

By adopting the technical scheme, the pin, the handle and the flip can be prevented from falling off by arranging the limiting end part, so that the connection is firmer; the arrangement of the long shaft and the short shaft is convenient for installation; riveting can promote the fastness of connection.

Preferably, a counter bore is arranged in transition between the third hinge hole and the outer end surface of the hinge part of the handle, and the limiting ends on the long shaft and the short shaft are arranged in the counter bore.

By adopting the technical scheme, the limiting end part can be hidden in the counter bore by arranging the counter bore, so that the appearance is more attractive.

Compared with the prior art, the utility model has the beneficial effects that: by adopting the technical scheme, through setting up the portion of stopping changeing in first hinge hole, can restrict the rotation of pin, and second hinge hole and pin clearance fit, this kind of structure does not require interference fit, can reduce the requirement of assembly accuracy, guarantees simultaneously that flip upset is nimble, promotes and uses experience, can solve the problem that prior art exists.

Drawings

Fig. 1 is a schematic perspective exploded view of the present utility model.

Fig. 2 is a schematic cross-sectional view of the present utility model.

Fig. 3 is a schematic cross-sectional view of the structure of fig. 2 in the direction A-A.

Fig. 4 is a schematic cross-sectional view of the pin.

Description of the embodiments

In order to make the technical scheme of the present utility model clearer, the present utility model will be described in detail with reference to fig. 1 to 4. It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

The utility model relates to a connection structure of a turnover cup cover, which is shown in fig. 1, and comprises a cover main body 1 provided with a first hinge hole 11, a turnover cover 2 correspondingly provided with a second hinge hole 21, a water drinking port arranged above the cover main body 1 and used for opening and closing the cover main body 1, a pin 3 penetrating through the first hinge hole 11 and the second hinge hole 21 to rotationally connect the turnover cover 2 to the cover main body 1, and a torsion spring 4 arranged between the turnover cover 2 and the main body 1 to provide elastic force for the turnover cover 2; and wherein a rotation stop is provided in the first hinge hole 11 for limiting rotation of the pin 3, and the second hinge hole 21 is in clearance fit with the pin 3.

The rotation stopping part in the first hinge hole 11 can be a square or triangular limiting hole, and is matched with a pin 3 with a square or triangular middle part and two cylindrical ends to realize rotation stopping of the pin 3; as shown in fig. 2-3, the rotation stopping portion of the present embodiment is preferably a key 111 protruding radially in the first hinge hole 11, and a key slot 31 is provided on the corresponding pin 3, and the key 111 and the key slot 31 cooperate to limit rotation of the pin 3.

As shown in fig. 1-2, a handle 5 is further provided, a third hinge hole 51 is provided on the handle 5, and the pin 3 passes through the first hinge hole 11, the second hinge hole 21 and the third hinge hole 51 at the same time, so that the flip cover 2 and the handle 5 are both rotatably connected to the cover main body 1; and the first hinge hole 11, the second hinge hole 21 and the third hinge hole 51 have the same aperture and are in clearance fit with the pin 3.

Preferably, as shown in fig. 1, the handle 5 is ring-shaped, and the inner wall is provided with a convex clamping part 52; the third hinge holes 51 are arranged at the handle hinge parts at the two ends of the third hinge holes, and counter bores are formed in transition between the third hinge holes 51 and the outer end surfaces of the handle hinge parts; the rear side of the flip cover 2 is symmetrically provided with two flip cover hinge parts, and the second hinge holes 21 are arranged on the flip cover hinge parts; the rear side of the cover main body 1 is provided with a cover main body hinge part, and the first hinge hole 11 is arranged on the cover main body hinge part; the hinge part of the flip cover is arranged at two sides of the hinge part of the cover main body, the hinge part of the handle is arranged at two sides of the hinge part of the flip cover, and the pin 3 passes through the first hinge hole 11, the second hinge hole 21 and the third hinge hole 51 after being aligned; the handle 5 can be turned over to be stored and nested on the outer ring of the flip cover 2, so that the cup cover is more compact; the outer ring of the flip cover 2 is correspondingly provided with a clamping concave part 22 matched with the clamping convex part 52 on the inner wall of the handle main body, and is used for fixing the handle 5, so that the handle 5 can not rotate at will after being stored, but can rotate along with the flip cover 2.

As shown in fig. 1 or 4, the pin 3 has a primary-secondary structure including a long axis 32 and a short axis 33; the key slot 31 is arranged on the long shaft 32, one ends of the long shaft 32 and the short shaft 33 are respectively provided with a limiting end part, and the other ends are connected through riveting; after riveting, the limiting ends on the long shaft 32 and the short shaft 33 are placed in the counter bores on the hinge parts of the handles.

When in installation, the hinge parts of the flip cover 2 are firstly placed on two sides of the hinge part of the cover main body 1, and the first hinge holes 11 and the second hinge holes 21 are aligned; the handle hinge part of the handle 5 is placed at both sides of the hinge part of the flip cover and the first hinge hole 11, the second hinge hole 21 and the third hinge hole 51 are aligned; the key groove 31 on the long shaft 32 of the pin 3 is aligned with the key 111 on the first hinge hole 11 and then inserted into and through the first hinge hole 11, the second hinge hole 21 and the third hinge hole 51; finally, the short shaft 33 and the long shaft 32 of the pin 3 are riveted and fixed to finish the installation.

Claims (8)

1. The utility model provides a connection structure of convertible bowl cover, includes lid main part (1) that is equipped with first hinge hole (11), and flip (2) that correspond to be equipped with second hinge hole (21) are located lid main part (1) top and are used for opening and closing the drinking water mouth on lid main part (1), and pin (3) pass first hinge hole (11) and second hinge hole (21) and connect flip (2) rotation on lid main part (1); the method is characterized in that: the first hinge hole (11) is internally provided with a rotation stopping part for limiting the rotation of the pin (3), and the second hinge hole (21) is in clearance fit with the pin (3).

2. The connecting structure of a flip-top cup cover according to claim 1, wherein: the rotation stopping part is a key (111) protruding radially in the first hinge hole (11), and the pin (3) is correspondingly provided with a key groove (31).

3. The connecting structure of a flip-top cup cover according to claim 2, wherein: the novel cover is also provided with a handle (5), a third hinge hole (51) is formed in the handle (5), the pin (3) passes through the first hinge hole (11), the second hinge hole (21) and the third hinge hole (51) at the same time, and the flip cover (2) and the handle (5) are both rotationally connected to the cover main body (1); and the apertures of the first hinge hole (11), the second hinge hole (21) and the third hinge hole (51) are the same and are in clearance fit with the pin (3).

4. A flip cap attachment structure according to claim 3, wherein: the main body of the handle (5) is annular, and the third hinge holes (51) are arranged at the handle hinge parts at the two ends of the main body; two flip hinge parts are symmetrically arranged on the rear side of the flip (2), and a second hinge hole (21) is formed in the flip hinge parts; the rear side of the cover main body (1) is provided with a cover main body hinge part, and the first hinge hole (11) is arranged on the cover main body hinge part; the hinge part of the flip cover is arranged at two sides of the hinge part of the cover main body, and the hinge part of the handle is arranged at two sides of the hinge part of the flip cover.

5. The connecting structure of a flip-top cup cover according to claim 4, wherein: the handle (5) can be turned over to be stored in the outer ring of the flip (2).

6. The connecting structure of a flip-top cup cover according to claim 5, wherein: the inner wall of the main body of the handle (5) is provided with a clamping convex part (52), and the outer ring of the flip (2) is correspondingly provided with a clamping concave part (22) which is matched with the clamping convex part (52) in a concave-convex way.

7. A flip cap attachment structure according to any one of claims 4-6, wherein: the pin (3) is of a primary-secondary structure and comprises a long shaft (32) and a short shaft (33); the key groove (31) is arranged on the long shaft (32), one ends of the long shaft (32) and the short shaft (33) are respectively provided with a limiting end part, and the other ends are connected through riveting.

8. The connecting structure of the turnover cup cover according to claim 7, wherein: a counter bore is arranged in the transition between the third hinge hole (51) and the outer end surface of the hinge part of the handle, and the limiting ends on the long shaft (32) and the short shaft (33) are arranged in the counter bore.