CN210259172U

CN210259172U - Thin-wall disposable plastic round box

Info

Publication number: CN210259172U
Application number: CN201921225830.9U
Authority: CN
Inventors: 张思伟
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-04-07
Anticipated expiration: 2029-07-31

Abstract

The utility model provides a thin-wall disposable plastic round box, the upper end of which is open, the plastic round box comprises a box bottom and an annular side wall extending upwards from the box bottom, wherein, the annular side wall extends outwards and transversely for the first time at a position close to the upper edge to form a first horizontal plane, then extends upwards to form a first vertical plane, continues to extend outwards and transversely for the second time to form a second horizontal plane, and finally curls downwards; a plurality of quadrilateral convex parts protruding outwards are arranged on the annular side wall, and the quadrilateral convex parts start from the lower position of the annular side wall and extend upwards to the first horizontal plane; the top end of the quadrilateral convex part is superposed with the first horizontal plane, and the adjacent part of the quadrilateral convex part and the first horizontal plane is positioned between the inner ring edge and the outer ring edge of the first horizontal plane. According to the utility model discloses a disposable plastics circle box of thin wall type can adopt less material thickness, can guarantee required intensity and rigidity, reduces material cost.

Description

Thin-wall disposable plastic round box

Technical Field

The utility model relates to a disposable tableware field especially relates to a disposable plastics circle box of thin wall type.

Background

In real life, people often use disposable catering products, such as disposable paper cups, plastic bowls, plastic boxes and the like. Nowadays, the rhythm of life of people is faster and faster, and for demands such as convenient and fast health, people mostly adopt disposable plastic bowl, plastic box etc. as packing articles for use.

As the plastic packing box for bearing food, the plastic packing box is required to keep certain strength and rigidity, so that the plastic packing box is prevented from being deformed and broken in the moving processes of putting food into a merchant, taking out and delivering and the like and in the process of taking out the food and the like by a user, and the user experience is influenced.

Therefore, how to reduce the material cost of the plastic box and ensure the necessary strength requirement is a problem to be solved urgently in the existing disposable catering product industry.

SUMMERY OF THE UTILITY MODEL

In order to reduce the material cost of plastic case and guarantee necessary intensity demand, the utility model provides a disposable plastics circle box of thin wall type, the technical scheme of the utility model as follows:

in some embodiments, the plastic round box is opened at the upper end, and comprises a box bottom and an annular side wall extending upwards from the box bottom, wherein the annular side wall extends outwards and transversely for the first time at a position close to the upper edge to form a first horizontal plane, then extends upwards to form a first vertical plane, continues to extend outwards and transversely for the second time to form a second horizontal plane, and finally is curled downwards. A plurality of quadrilateral convex parts protruding outwards are arranged on the annular side wall, and the quadrilateral convex parts start from the lower position of the annular side wall and extend upwards to the first horizontal plane; the top end of the quadrilateral convex part is coincided with the first horizontal plane, and the adjacent part of the quadrilateral convex part and the first horizontal plane is positioned between the inner ring edge and the outer ring edge of the first horizontal plane.

In some embodiments, the quadrilateral outriggers are uniformly arranged on the annular sidewall at predetermined distances.

In some embodiments, the radius from the outermost end face of the quadrilateral convex part to the central axis of the plastic round box is smaller than the radius from the first vertical face to the central axis of the plastic round box.

In some embodiments, the length of the arc segment of the quadrilateral convex part from the bottom end to the top is gradually increased, and the planar projection shape of the quadrilateral convex part is a trapezoid.

In some embodiments, the upper arc length of the quadrilateral outrigger is greater than the predetermined distance separating adjacent quadrilateral outriggers.

In some embodiments, the quadrilateral outrigger projects outwardly from the annular sidewall by 1 to 3 mm.

In some embodiments, the first horizontal plane has an inner ring edge and an outer ring edge spaced apart by 3 to 5 mm.

In some embodiments, the bottom end of the quadrilateral outrigger is 4 to 9mm from the cassette bottom.

In some embodiments, the connection portion of the box bottom and the annular side wall is an arc transition surface.

In some embodiments, the middle of the bottom of the plastic round box is provided with a recess recessed toward the accommodation chamber of the plastic round box.

In the above embodiment, the thin-wall disposable plastic round box of the present invention has the quadrangular outer convex portion protruding outward, the first horizontal plane of the annular flat layer originally has the function of increasing rigidity, the quadrangular outer convex portion protruding outward is now provided, the top end of the quadrangular outer convex portion is aligned with the first horizontal plane, the top end of the quadrangular outer convex portion is adjacent to the first horizontal plane, and the adjacent edge portions further enhance the strength and rigidity of the whole plastic round box. In addition, all the other edge positions of the outer convex part of quadrangle have also played the effect of increase intensity and rigidity, according to the utility model discloses a less material thickness can be adopted to the disposable plastics circle box of thin wall type to guarantee required intensity and rigidity, reduce raw materials cost, practice thrift industrial chemicals.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

It will be appreciated by those skilled in the art that the objects and advantages that can be achieved with the present invention are not limited to the details set forth above, and that these and other objects that can be achieved with the present invention will be more clearly understood from the following detailed description.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the invention. For convenience in illustrating and describing some portions of the present invention, corresponding parts of the drawings may be exaggerated, i.e., may be larger, relative to other components in an exemplary device actually manufactured according to the present invention. In the drawings:

fig. 1 is a schematic perspective view of a plastic round box according to an embodiment of the present invention.

Fig. 2 is a front view of the plastic round box in an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.

It is also noted herein that the term "coupled," if not specifically stated, may refer herein to not only a direct connection, but also an indirect connection in which an intermediate is present.

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same reference numerals denote the same or similar parts, or the same or similar steps.

In order to reduce the material cost of plastic case and guarantee necessary intensity demand, the utility model provides a disposable plastics circle box of thin wall type to use less material to guarantee required intensity, reduce single plastic case cost of manufacture, practice thrift chemical resources, promote environmental protection.

Fig. 1 and fig. 2 are the structural schematic diagrams of the plastic round box according to an embodiment of the present invention, as shown in fig. 1 and fig. 2, the present invention discloses a thin-wall disposable plastic round box, which has an opening at the upper end, the plastic round box includes a box bottom 100 and an annular side wall 200 extending upwards from the box bottom 100, the annular side wall 200 extends upwards from the box bottom 100 gradually, that is, the diameter of the plastic round box is larger and larger.

In some embodiments, the annular sidewall 200 extends laterally outward a first time near the upper edge to form a first horizontal surface 310, then extends upward to form a first vertical surface 320, continues to extend laterally outward a second time to form a second horizontal surface 330, and finally is curled downward 340. A plurality of quadrilateral convex parts 201 protruding outwards are arranged on the annular side wall 200, and the quadrilateral convex parts 201 extend upwards from the lower position of the annular side wall 200 to the first horizontal plane 310. In some embodiments, the top end of the quadrilateral outrigger 201 coincides with the first horizontal plane 310, and the adjacent portion of the quadrilateral outrigger 201 and the first horizontal plane 310 is located between the inner ring edge 311 and the outer ring edge 312 of the first horizontal plane 310.

In some embodiments, as shown in fig. 1 and 2, the quadrangular outer protrusions 201 are uniformly arranged on the annular sidewall 200 at predetermined intervals. The length of the arc section of the quadrilateral convex part 201 from the bottom end to the top is gradually increased, the planar projection shape of the quadrilateral convex part 201 is trapezoidal, and in the above example, the length of the arc section at the upper end of the quadrilateral convex part 201 is greater than the predetermined distance between adjacent quadrilateral convex parts. In other embodiments, the quadrilateral convex portion 201 may have other shapes, such as a rectangle, etc., but the invention is not limited thereto.

In some embodiments, the radius from the outermost end surface of the quadrilateral outrigger 201 to the central axis of the plastic round box is smaller than the radius from the first vertical surface 320 to the central axis of the plastic round box. In some embodiments, the quadrilateral outrigger may be trapezoidal in shape, and the depth of the outward protrusion of the quadrilateral outrigger does not exceed the width of the first horizontal plane extending outward, or the wall of the quadrilateral outrigger does not extend beyond the first vertical plane. So seem, the utility model discloses a each annular lateral wall of plastics circle box has all formed multistage gradient, the structure that expands from bottom to top gradually outward, has increased the rigidity intensity of the box body of plastics circle box promptly, has also increased the volume of plastics box.

In some embodiments, the quadrilateral outrigger 201 may protrude outward 1 to 3mm from the annular sidewall 200. The distance between inner ring edge 311 and outer ring edge 312 of first horizontal surface 310 may be 3 to 5 mm. The bottom end of the quadrilateral convex part 201 is 4 to 9mm away from the box bottom. The outer convex part 201 of quadrangle is from the distance the predetermined distance department of box end 100 upwards extends to first horizontal plane 310, and the predetermined distance described here means, and the bottom and the box end of outer convex part 201 of quadrangle have certain interval, certainly, the utility model discloses a plastics circle box is not limited to this, and the bottom and the box end of outer convex part 201 of quadrangle also can coincide, can play the effect of increase intensity equally.

In some embodiments, the connection point between the box bottom 100 and the annular sidewall 200 is an arc transition surface. The circumferential arc transition surface can also prevent stress concentration and enhance stability. In some embodiments, the bottom end of the quadrilateral outrigger 201 may begin at the intersection of the arcuate transition surface.

The plastic round box provided by the embodiment of the utility model can have the volume specifications of 300ml, 360ml, 450ml, 600ml, 700ml, 800ml and the like.

In some embodiments, the middle of the bottom 100 of the plastic round box is provided with a recess 101 recessed toward the receiving chamber of the plastic round box. The recess 101 may also have a multi-step stepped configuration.

In some embodiments, the plastic round box further comprises a cover body covering the box body, and the cover body is provided with an upper convex part protruding upwards, and the shape of the upper convex part is matched with that of the concave part of the box bottom. Concave-convex structure's the mutually supporting can guarantee that this plastics circle box when a plurality of pile up from top to bottom, the box bottom of top and the lid of below mutually support, guarantee steadily, be difficult for the landing. In some embodiments, to ensure the snap-fit sealing effect of the lid and the box, the lid may have an elongated locking protrusion that interfits with a bead on the upper side of the plastic pouch. When the box body and the cover body are buckled, the slender locking convex part is clamped on the lower side of the turned edge, and the slender locking convex part and the turned edge are tightly buckled together.

Furthermore, the utility model discloses an each annular lateral wall of plastics circle box has all formed multistage gradient, has expanded structure from bottom to top gradually outward, has increased the rigidity intensity of the box body of plastics circle box promptly, has also increased the volume of plastics box.

Features that are described and/or illustrated with respect to one embodiment may be used in the same way or in a similar way in one or more other embodiments and/or in combination with or instead of the features of the other embodiments.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A thin-wall disposable plastic round box, the upper end of which is opened, the plastic round box comprises a box bottom and an annular side wall extending upwards from the box bottom, and is characterized in that,

the annular side wall extends outwards and transversely for the first time at a position close to the upper edge to form a first horizontal plane, then extends upwards to form a first vertical plane, continues to extend outwards and transversely for the second time to form a second horizontal plane, and finally is curled downwards;

a plurality of quadrilateral convex parts protruding outwards are arranged on the annular side wall, and the quadrilateral convex parts start from the lower position of the annular side wall and extend upwards to the first horizontal plane;

the top end of the quadrilateral convex part is coincided with the first horizontal plane, and the adjacent part of the quadrilateral convex part and the first horizontal plane is positioned between the inner ring edge and the outer ring edge of the first horizontal plane.

2. The plastic round box as claimed in claim 1, wherein said quadrangular projections are uniformly arranged on said annular side wall at predetermined intervals.

3. The plastic round box as claimed in claim 1, wherein the radius from the outermost end surface of the quadrangular outer convex portion to the central axis of the plastic round box is smaller than the radius from the first vertical surface to the central axis of the plastic round box.

4. The plastic round box according to claim 1, wherein the length of the arc segment of the quadrangular convex portion from the bottom end thereof to the top is gradually increased, and the projected shape of the plane of the quadrangular convex portion is trapezoidal.

5. The plastic round box as claimed in claim 2, wherein the upper end arc length of said quadrilateral outrigger is greater than said predetermined distance separating adjacent said quadrilateral outriggers.

6. The plastic round box as claimed in claim 1, wherein the quadrangular outer convex portion protrudes outwardly from the annular side wall by 1 to 3 mm.

7. The plastic round box as claimed in claim 1, wherein the distance between the inner and outer ring edges of the first horizontal surface is 3 to 5 mm.

8. The plastic round box as claimed in claim 1, wherein the bottom end of the quadrangular outer convex portion is 4 to 9mm from the box bottom.

9. The plastic round box as claimed in claim 1, wherein the connection part of the box bottom and the annular side wall is an arc transition surface.

10. The plastic round box according to any one of claims 1 to 9, wherein a middle portion of a box bottom of the plastic round box is provided with a concave portion recessed toward a housing chamber of the plastic round box.