CN212951924U

CN212951924U - Paper cup cover

Info

Publication number: CN212951924U
Application number: CN202021674466.7U
Authority: CN
Inventors: 刘文钦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-13
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to a reinforce paper bowl cover of firm in connection degree, locate the paper wall on cardboard week edge including cardboard and ring, the week edge outside extension of cardboard is equipped with the extension, extension and cardboard an organic whole are connected, the extension bonds with the internal surface of paper wall, forms an opening down and has certain volumetric appearance chamber, the region that bonds with the extension on the paper wall is the bonding zone, contained angle between the plumb line of paper wall and cardboard is 2 ~ 8, the lower edge of paper wall is outwards curled and is formed outer turn-up.

Description

Paper cup cover

Technical Field

The utility model relates to a paper bowl cover.

Background

Traditional paper containers, such as paper cup lids, paper box covers and other containers, are all formed by paperboards and paper walls fixedly connected with the paperboards, the paperboards and the paper walls form a container with a certain containing cavity, and the connection mode of the paperboards and the paper walls is as described in the patent publication No. as applied by the applicant in 2019, 05 and 23: CN110304341A discloses a high-fit side-leakage-preventing paper cover for a human mouth, which comprises a paper cover body and a paper cover plate, wherein the paper cover body is arranged around the outer edge of the paper cover plate and extends to one side of the paper cover plate, a first curled edge is arranged at the joint of the paper cover body and the paper cover plate, and a second curled edge matched with the first curled edge is arranged at the outer edge of the paper cover plate. Figures 4a to 4c of the patent document of CN110304341A show several embodiments, and taking the figure 4a as an example, the first curled edge and the second curled edge are fixed on top of each other. The first turned edge and the second turned edge are both arranged to be semicircular arc edges, the pasting contact area of the second turned edge and the first turned edge is increased, the second turned edge can be restrained by the lower face, the left face and the right face, most of extrusion force can be removed, and the paper cover plate and the paper cover body are guaranteed to be connected stably.

The inventor carefully analyzes the invention and considers that a firmer realization mode is provided on the fixing mode of the first turned edge and the second turned edge, and the invention is provided.

SUMMERY OF THE UTILITY MODEL

Therefore, aiming at the problems, the utility model provides a paper cup cover with strengthened connection firmness.

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

a paper cup cover comprises a paper board and a paper wall annularly arranged on the peripheral edge of the paper board, wherein an extending portion extends outwards from the peripheral edge of the paper board, the extending portion is integrally connected with the paper board, the extending portion is bonded with the inner surface of the paper wall to form a cavity with a certain volume and a downward opening, a bonding area is arranged on the paper wall and is bonded with the extending portion, an included angle between the paper wall and a perpendicular bisector of the paper board ranges from 2 degrees to 8 degrees, and the lower edge of the paper wall is bent outwards to form an outer curled edge.

Furthermore, the upper edge of the paper wall is bent inwards to form a bent part, and the extending part is adhered to the bent part.

Further, the bonding area of the extension part and the paper wall is bent inwards in a straight line and/or in an arc.

Furthermore, the bonding area of the extension part and the paper wall is bent inwards and linearly to form a gamma structure.

Furthermore, the bonding area of the extension part and the paper wall is bent inwards and linearly to form an n-shaped structure or a 'mouth' structure.

Further, the bonding area of the extension part and the paper wall is inwards curved to form an arc-shaped roll.

By adopting the technical scheme, the beneficial effects of the utility model are that: the paper cup cover is bonded with the paper wall surrounding the periphery of the paper board through the extension part arranged on the paper board, the included angle between the paper wall and the central axis of the paper board is 2-8 degrees, and the lower edge of the paper wall is outwards bent to form an external curled edge, so that the bonding area on the paper wall and the bonding part of the extension part form an inwards inclined state, thereby forming a supporting effect on the paper board, being beneficial to bonding the extension part and the paper wall, improving the bonding firmness, and simultaneously, the preparation process of the connecting structure is simple and convenient, and the processing efficiency is improved; furthermore, the upper edge of the paper wall is bent inwards to form a bent part and is bonded with the extending part, so that the container formed by the paper wall and the paperboard has good expandability, the firmness and the support performance after the paper wall and the extending part are bonded are enhanced, and the sealing performance of the covering is improved; furthermore, the bonding area of the extension part and the paper wall is bent inwards in a straight line and/or in an arc line, so that the bonding firmness of the paper wall and the extension part is further improved.

Drawings

Fig. 1 is a schematic front view of a first embodiment of the present invention;

fig. 2 is a schematic cross-sectional structural view of a first embodiment of the present invention;

fig. 3 is a schematic sectional structure diagram of a second embodiment of the present invention;

fig. 4 is a schematic sectional structure diagram of a third embodiment of the present invention;

fig. 5 is a schematic top view of a fourth embodiment of the present invention;

fig. 6 is a schematic cross-sectional structure diagram of a fourth embodiment of the present invention;

fig. 7 is a schematic cross-sectional view of another structure according to a fourth embodiment of the present invention;

fig. 8 is a schematic top view of a fifth embodiment of the present invention;

fig. 9 is a schematic sectional structure diagram of a fifth embodiment of the present invention.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

The embodiment of the utility model provides a do:

the first embodiment is as follows:

referring to fig. 1 and 2, a paper cup cover, this container is circular paper lid, includes cardboard 1 and the paper wall 2 that the ring located cardboard 1 week edge, the week edge of cardboard 1 outwards extends and is equipped with extension 11, extension 11 and cardboard 1 body coupling, extension 11 and the interior surface bonding of paper wall 2 form an opening down and have a certain volumetric holding chamber, the region that bonds with extension 11 on the paper wall 2 is bonding region 3, the contained angle between the plumb line of paper wall 2 and cardboard 1 is 3, the lower edge of paper wall 2 is outwards curled and is formed outer turn-up 5.

Example two:

referring to fig. 1 and 3, a paper bowl cover, this container are circular paper lid, locate the paper wall 2 on 1 week of cardboard including cardboard 1 and ring, the last edge incurving of paper wall 2 forms bending portion 4, the week of cardboard 1 is equipped with extension 11 along outside extension,

extension

11 and 1 body coupling of cardboard, extension 11 bonds with bending portion 4, forms an opening down and has certain volumetric appearance chamber, the region that bonds with extension 11 on the paper wall 2 is bonding region 3, the contained angle between the plumb line of paper wall 2 and cardboard 1 is 3, the lower edge incurving of paper wall 2 forms outer turn-up 5.

Example three:

referring to fig. 1 and 4, the paper cup cover is a circular paper cup cover, and includes a paper board 1 and a paper wall 2 annularly arranged on the periphery of the paper board 1, an extending portion 11 is outwardly extended from the periphery of the paper board 1, the extending portion 11 is integrally connected with the paper board 1, the extending portion 11 is bonded with the inner surface of the paper wall 2 to form a cavity with a certain volume and an opening facing downward, an area bonded with the extending portion 11 on the paper wall 2 is a bonding area 3, an included angle between the perpendicular bisector of the paper wall 2 and the paper board 1 is 3 °, the lower edge of the paper wall 2 is outwardly curled to form an outer curled edge 5, and the bonding area 3 between the extending portion 11 and the paper wall 2 is inwardly and linearly bent to form a type structure a.

Example four:

referring to fig. 5 and 6, the paper cup cover is a square paper cover, and includes a paper board 1 and a paper wall 2 annularly arranged on a peripheral edge of the paper board 1, an extending portion 11 is outwardly extended from the peripheral edge of the paper board 1, the extending portion 11 is integrally connected with the paper board 1, the extending portion 11 is bonded with an inner surface of the paper wall 2 to form a cavity with a certain volume and a downward opening, an area bonded with the extending portion 11 on the paper wall 2 is a bonding area 3, an included angle between the paper wall 2 and a perpendicular bisector of the paper board 1 is 3 °, a lower edge of the paper wall 2 is outwardly curled to form an outer curled edge 5, and the extending portion 11 and the bonding area 3 of the paper wall 2 are inwardly bent to form a "mouth" structure b.

As shown in fig. 7, the above-mentioned extending portion 11 and the bonding area 3 of the paper wall 2 are bent inward linearly to form a pi-shaped structure.

Example five:

referring to fig. 8 and 9, a paper cup cover, this container is oval paper cover, includes cardboard 1 and the paper wall 2 that the ring located 1 week edge of cardboard, the week edge of cardboard 1 outwards extends and is equipped with extension 11, extension 11 and cardboard 1 body coupling, extension 11 and the interior surface bonding of paper wall 2 form an opening down and have a certain volumetric holding chamber, the region that bonds with extension 11 on the paper wall 2 is bonding region 3, the contained angle between the perpendicular bisector of paper wall 2 and cardboard 1 is 3, the lower edge of paper wall 2 outwards curls and forms outer turn-up 5, extension 11 and the bonding region 3 inward camber line bending of paper wall 2 form arc book c.

The circular paper cover, the square paper cover and the oval paper cover in the above embodiments present specific products for examiners and users to understand the design points of the present application document, and can be used interchangeably; the above-mentioned upper edge, inward and outward of the paper wall 2 are described according to the orientation presented in the drawings of the specification, and do not affect the protection scope of the present document.

The utility model discloses a working method is: according to the paper cup cover, the extension part 11 arranged on the paper board 1 is bonded with the paper wall 2 surrounding the periphery of the paper board 1, the included angle between the paper wall 2 and the central axis of the paper board 1 is 3 degrees, and the lower edge of the paper wall 2 is bent outwards to form the outer curled edge 5, so that the bonding part of the bonding area 3 on the paper wall 2 and the extension part 11 forms an inwards inclined state, and therefore the supporting effect on the paper board 1 is formed, the bonding of the extension part 11 and the paper wall 2 is facilitated, the bonding firmness is improved, meanwhile, the preparation process of the connecting structure is simple and convenient, and the processing efficiency is improved; the upper edge of the paper wall 2 is bent inwards to form a bent part 4 and is bonded with the extension part 11, so that the container formed by the paper wall 2 and the paperboard 1 has good expandability, the firmness and the support performance after the paper wall 2 and the extension part 11 are bonded are enhanced, and the sealing performance of the covering is improved; the bonding area of the extension part 11 and the paper wall 2 is bent inwards in a straight line and/or in an arc, so that the bonding firmness of the paper wall 2 and the extension part 11 is further improved.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A paper bowl cover, its characterized in that: the paper wall comprises a paper board and a paper wall annularly arranged on the peripheral edge of the paper board, an extending part is arranged on the peripheral edge of the paper board in an outward extending mode and integrally connected with the paper board, the extending part is bonded with the inner surface of the paper wall to form a cavity with a downward opening and a certain volume, the region bonded with the extending part on the paper wall is a bonding region, the included angle between the paper wall and the perpendicular bisector of the paper board is 2-8 degrees, and the lower edge of the paper wall is bent outwards to form an outer curled edge.

2. The paper cup cover according to claim 1, characterized in that: the upper edge of the paper wall is bent inwards to form a bent part, and the extending part is bonded with the bent part.

3. The paper cup cover according to claim 1 or 2, characterized in that: the bonding area of the extension part and the paper wall is bent inwards in a straight line and/or in an arc.

4. The paper cup cover according to claim 3, characterized in that: the bonding area of the extension part and the paper wall is bent inwards and linearly to form a gamma structure.

5. The paper cup cover according to claim 3, characterized in that: the bonding area of the extension part and the paper wall is bent inwards and linearly to form an n-shaped structure or a 'mouth' structure.

6. The paper cup cover according to claim 3, characterized in that: the bonding area of the extension part and the paper wall is bent inwards in an arc shape to form an arc-shaped roll.