TWI856801B - Cover and method for manufacturing thereof - Google Patents

Abstract

A cover is provided, which is integrally made of a soft material, the cover including a main section and a side section, the side section connected with a periphery of the main section, the side section bended toward the main section, the main section and the side section connected with each other by a connection structure, the main section, the side section and the connection structure formed a receiving space therebetween. A method for manufacturing the cover mentioned above is further provided.

Description

Cover and method for manufacturing cover

The present invention relates to a cover and a method for manufacturing the cover, and is a technical improvement of a cover for covering an opening of a container and a method for manufacturing the cover.

Storage baskets are very useful tools for storing and organizing items. Storage baskets can be used to store bread and spare parts. Generally speaking, in order to securely close the opening of the storage basket, the size of the storage basket is similar to that of the bag to prevent dust from entering. However, this also causes the bag to get stuck easily and not smoothly during the installation process of the storage basket, resulting in inconvenience in use and poor installation efficiency.

Therefore, it is necessary to provide a novel and advanced cover and a method for manufacturing the cover to solve the above-mentioned problems.

The main purpose of the present invention is to provide a cover and a method for manufacturing the cover, which can easily cover the opening of a container and is not easy to fall off.

To achieve the above-mentioned purpose, the present invention provides a cover body, which is made of a soft material in one piece, and the cover body includes a main section and a side section, the side section is connected to one periphery of the main section, the side section is bent toward the main section, and the overlapping part of the main section and the side section is connected in a thickness direction by a connecting structure, and a set space is defined between the main section, the side section and the connecting structure.

To achieve the above-mentioned purpose, the present invention further provides a method for manufacturing a cover, which is the aforementioned method for manufacturing a cover, and the manufacturing method includes the following steps: preparing a soft sheet, the soft sheet including a main section and a side section; folding the side section toward the main section; and hot pressing, using a hot pressing unit to hot press and fuse the side section and the main section to form the connecting structure to form a semi-finished cover; and cutting, cutting the semi-finished cover into a plurality of the covers.

The following examples are merely used to illustrate possible implementations of the present invention, but are not intended to limit the scope of protection of the present invention. The "one" or "at least one" preceding the terms mentioned in the text does not limit the quantity, and it can also be "plural" according to needs. This change in quantity is also within the scope of protection, which should be explained in advance.

Please refer to Figures 1 to 4, which show a first preferred embodiment of the present invention. The cover 1 of the present invention includes a main section 10 and a side section 20.

The lid 1 is made of a soft material. The side section 20 is connected to a periphery of the main section 10, the side section 20 is bent toward the main section 10, the main section 10 and the side section 20 are connected in a thickness direction by a connecting structure 30, and a set space 40 is defined between the main section 10, the side section 20 and the connecting structure 30. Thus, it can be quickly set on a container 100 to close an opening of the container 100. In this embodiment, the container 100 is a basket, such as a bread basket, or other containers.

The cover 1 is made of plastic material; in this embodiment, the cover 1 is made of PE (polyethylene) plastic material; it can be folded and unfolded, which is convenient for storage and use. Preferably, the cover 1 is made of a light-transmitting material, and when the cover 1 is mounted on the container 100, the container 100 can be observed from the outside.

Each of the connection structures 30 is a welding structure, and the main section 10 and the side section 20 are welded to form the welding structure, which is convenient for processing and has good structural strength.

The side section 20 is bent toward the main section 10 along a fold line 2 . The connection structure 30 is transverse to the fold line 2 . The main section 10 and the side section 20 are connected by a plurality of the connection structures 30 . The plurality of connection structures 30 are arranged at intervals along the extension direction of the fold line 2 . In this embodiment, the cover body 1 includes a plurality of side sections 20, and the plurality of side sections 20 are arranged on two opposite sides of the main section 10, and each of the side sections 20 is connected to the main section 10 by a plurality of the connecting structures 30; wherein, each of the side sections 20 where no connecting structure 30 is provided can be flipped relative to the main section 10; when the side sections 20 are unfolded relative to the main section 10, a plurality of corner grooves are formed between each of the side sections 20, the main section 10 and each of the connecting structures 30 for accommodating a plurality of corners 101 of the container 100, so that when the cover body 1 is sleeved on the container 100 so that the container 100 is accommodated in the sleeve space 40, the plurality of corners 101 can be stuck and are not easily separated from the container 100.

In the extending direction of the fold line 2, the connecting structure 30 is spaced apart from the edges of the two opposite sides of the side section 20. When each of the side sections 20 is unfolded, the side of the cover 1 adjacent to each of the side sections 20 can be bent together to form a plurality of wall portions 60. Therefore, when the cover 1 is sleeved on the container 100, the plurality of wall portions 60 and each of the side sections 20 can correspond to and be limited by the side wall 102 of the container 100.

The body 1 defines a first direction L1 and a second direction L2, the second direction L2 is perpendicular to the first direction L1, and the extension direction of the fold line 2 is parallel to the first direction L1. In the second direction L2, an extension length E1 of each of the side sections 20 is less than or equal to 0.3 times an extension length E2 of the main section 10. In this way, when the plurality of side sections 20 are unfolded relative to the main section 10, a through hole can be formed between the plurality of side sections 20 and the main section 10, and the through hole is connected to the sleeve space 40. When the container 100 is sleeved, the through hole allows the container 100 to pass through and at least partially accommodated in the sleeve space 40. Furthermore, it is convenient to sleeve on the container 100 and is not easy to be detached.

Please refer to Figures 5 to 6, which show a second preferred embodiment of the present invention. The cover 1a further includes a tear line 50 (having a plurality of holes), and the tear line 50 is formed on the main section 10 and the side section 20. When the cover 1a is sleeved on the container 100, the cover 1a can be directly torn open along the tear line 50 for easy removal.

Please refer to FIG. 7 , which shows a third preferred embodiment of the present invention. The cover 1c further includes a roll edge 70. The main section 10 and the side section 20 are formed by heat-pressing and welding. The roll edge 70 extends along the fold line 2. Thus, the structure of the joint between each side section 20 and the main section 10 is improved to facilitate the expansion of each side section 20. Specifically, when each side section 20 is expanded, the roll edge 70 protrudes outward from the main section 10.

Please refer to Fig. 8, which shows a fourth preferred embodiment of the present invention, wherein at least a portion of the cover 1b is provided with a mesh structure 80, and the mesh structure 80 has a plurality of hollow structures for gas to pass through, and has a ventilation effect. In this embodiment, the cover 1b is formed as a mesh structure, and in other embodiments, only a portion may have a mesh structure.

Please refer to FIG. 9, which shows a fifth preferred embodiment of the present invention. The main section 10 of the cover 1d is provided with a plurality of air permeable units 90. In this embodiment, each of the air permeable units 90 is an air permeable micropore, which allows gas and water vapor to pass through to provide a ventilation effect and prevents external substances such as dust, water droplets, etc. from passing through. In this embodiment, the average size of the air permeable micropore is 80-120nm in diameter.

Please refer to FIG. 10 , which shows a sixth preferred embodiment of the present invention. Each of the ventilation units 90a includes a cover 91 and a ventilation hole 92. The cover 91 can swingably cover and open the ventilation hole 92, thereby preventing foreign substances from passing through.

With reference to Figures 11 to 15, the present invention further provides a method for manufacturing a cover, which is the method for manufacturing the cover as described above, and the manufacturing method comprises the following steps: Step S1: preparing a soft sheet 3, the soft sheet 3 comprising a main section 10 and a side section 20; Step S2: folding, folding the side section 20 toward the main section 10; and Step S3: hot pressing, using a hot pressing unit 4 to hot press and fuse the side section 20 and the main section 10 to form the connecting structure 30 to form a cover semi-finished product 5. Preferably, in step S3: the hot pressing step, the hot pressing unit 4 includes a plurality of hot pressing parts 8, the plurality of hot pressing parts 8 are arranged at intervals and respectively weld the side section 20 and the main section 10 to form a plurality of the connecting structures 30; step S4: cutting, using a cutting knife 200 to cut the cover semi-finished product 5 into a plurality of the cover bodies 1 (as shown in FIG. 14).

The soft sheet 3 is made of plastic.

16 , in step S2: the folding step, a hot pressing wheel 6 is used to heat and press the overlapping portion of the main section 10 and the side section 20 to form a rolled edge 70 , and the connecting structure 30 is transverse to the rolled edge 70 .

With reference to FIG. 17 , the manufacturing method of the cover body further includes a step of manufacturing a breathable unit, using a needle roller 9 to form a plurality of breathable units 90 on the main section 10. In this embodiment, the step of manufacturing the breathable unit is after step S3, and can also be after or before other steps. Specifically, the needle roller 9 rolls relative to the main section 10 to puncture the plurality of breathable units 90. The plurality of breathable units 90 are breathable micropores.

Through the above steps, the above-mentioned covers 1, 1a, 1c, 1d can be easily and efficiently produced.

1,1a,1c,1d: Cover

10: Main section

20: Side section

30: Connection structure

40: Set space

50:Tear line

60: Wall

70: Rolling

80:Network structure

90,90a: Breathable unit

91: Cover

92: Ventilation hole

2: Fold line

3: Soft sheet

4: Hot pressing unit

5: Cover semi-finished product

6: Hot press wheel body

8: Hot pressing section

9: Needle Roll

100:Container

101: Corner

102: Side wall

200: Cutting knife

E1, E2: Extension length

L1: First direction

L2: Second direction

S1~S4: Steps

Figure 1 is a three-dimensional diagram of the first preferred embodiment of the present invention. Figure 2 is a three-dimensional diagram of the first preferred embodiment of the present invention combined with a container. Figure 3 is a three-dimensional exploded diagram of the first preferred embodiment of the present invention combined with a container. Figure 4 is a top view of the lid of the first preferred embodiment of the present invention without unfolding. Figure 5 is a three-dimensional diagram of the second preferred embodiment of the present invention combined with a container. Figure 6 is a use state diagram of the second preferred embodiment of the present invention. Figure 7 is a use state diagram of the third preferred embodiment of the present invention. Figure 8 is a use state diagram of the fourth preferred embodiment of the present invention. Figure 9 is a use state diagram of the fifth preferred embodiment of the present invention. Figure 10 is a diagram of the use state of the sixth preferred embodiment of the present invention. Figures 11 to 14 are manufacturing flow charts of the first preferred embodiment of the present invention. Figure 15 is a flow block diagram of the first preferred embodiment. Figure 16 is a schematic diagram of the hot pressing wheel body heating and pressing and the main section and the side section of the third preferred embodiment of the present invention. Figure 17 is a schematic diagram of the needle roller forming multiple breathable units on the main section of the fifth preferred embodiment of the present invention.

1: Cover

2: Fold line

10: Main section

20: Side section

30: Connection structure

60: Wall

Claims (11)

A cover is formed of a soft material in one piece, comprising a main section and a side section, wherein the side section is connected to a periphery of the main section, the side section is bent toward the main section, the main section and the side section are connected in a thickness direction by a connecting structure at the overlapping part, and a set space is defined between the main section, the side section and the connecting structure; wherein the side section is bent toward the main section along a fold line, the The connecting structure is transverse to the fold line, the main section and the side section are connected by a plurality of the connecting structures, and the plurality of connecting structures are arranged at intervals along the extension direction of the fold line; the cover body includes a plurality of the side sections, the plurality of the side sections are arranged on two opposite sides of the main section, and each of the side sections is connected to the main section by a plurality of the connecting structures; wherein each of the side sections without a connecting structure can be flipped relative to the main section. As described in claim 1, each of the connection structures is a welding structure, and the main section and the side section are welded to form the welding structure. The cover body as described in claim 1, wherein the cover body further includes a tear line formed on the main section and the side section. A cover as described in claim 1, wherein the cover is at least partially provided with a mesh structure. The cover body as described in claim 1, wherein the cover body is made of plastic material; the cover body further includes a tear line, which is formed on the main section and the side section; the cover body is made of a light-transmitting material; in the extension direction of the fold line, the connection structure and the edges of the two opposite sides of the side section are spaced apart; the body defines a first direction and a second direction, the second direction is perpendicular to the first direction, and the extension direction of the fold line is parallel to the first direction; in the second direction, an extension length of each side section is less than or equal to 0.3 times an extension length of the main section. The cover body as described in claim 1, wherein the cover body further includes a roll edge, the side section is bent toward the main section along a fold line, the main section and the side section are formed by heat-pressing welding to form the roll edge, and the roll edge extends along the fold line. A cover as described in claim 1, wherein the main section is provided with a plurality of breathable units. A method for manufacturing a cover is a method for manufacturing a cover as described in any one of claims 1 to 5, the method comprising the following steps: preparing a soft sheet, the soft sheet comprising a main section and a side section; folding the side section toward the main section; hot pressing, hot pressing and fusing the side section and the main section with a hot pressing unit to form the connection structure to form a semi-finished cover; and cutting, cutting the semi-finished cover into a plurality of the covers. The manufacturing method of the cover as described in claim 8, wherein in the folding step, a hot pressing wheel is used to heat and press the overlapping part of the main section and the side section to form a rolling edge, and the connecting structure is transverse to the rolling edge. The manufacturing method of the cover as described in claim 8, wherein the soft sheet is made of plastic; in the hot pressing step, the hot pressing unit includes a plurality of hot pressing parts, the plurality of hot pressing parts are arranged at intervals and respectively weld the side section and the main section to form a plurality of the connection structures. The manufacturing method of the cover body as described in claim 8 further includes the step of manufacturing a breathable unit by forming a plurality of breathable units on the main section using a needle roller.