Packaging box convenient to open

Abstract

The packaging box convenient to open comprises a box body, a lower ring body and an upper ring body are fixedly connected to the inner side of an opening in the upper portion of the box body, the lower ring body is located under the upper ring body, a box cover is arranged between the lower ring body and the upper ring body, and a through hole is formed in the center of the box cover. When a user holds the box body with one hand and pulls the pull ring with the index finger or the middle finger, the center piece and the box cover are pulled upwards at the moment, the periphery of the box cover is limited by the upper ring body, the box cover gradually deforms and is folded downwards during pulling, the whole box cover is in an irregular umbrella shape, the box cover is separated from the limitation of the upper ring body under the upward pulling force, and the box cover is pulled open. The purpose of quickly opening the cover is achieved, the cover can be opened only by one hand, time is saved, the cover is convenient to open, when the box cover is deformed to be in an umbrella shape, the movable strip at the bottom is bent along with the box cover, and the fixed strip is always kept horizontal and is fixedly connected with the center piece.

Description

Technical Field

[0001] The utility model relates to the technical field of packaging boxes, in particular to a packaging box which is convenient to open. Background Art

[0002] The natural rubber latex male condoms currently sold on the market are packaged in paper boxes, iron boxes, plastic boxes, etc. When consumers use or take condoms, it takes 3-4 steps to open the consumer packaging, which wastes a lot of time in the process of taking condoms. It is not convenient to use and is not convenient to take and use;

[0003] Chinese patent (patent number: CN214987261U, discloses a packaging box that is easy to open), the packaging box is provided with a lower cover, a box mouth, an active latch piece and an upper cover, and the active latch piece can be deformed and separated from the box mouth by pressing the cover surface of the upper cover, so as to achieve the effect of quick opening of the cover, realize one-handed opening in seconds, and convenient carrying and taking:

[0004] Although the above patent achieves the effect of quick opening of the lid and enables it to be opened in seconds with one hand, the lid and box are separated by pressing the upper cover from the top, and there is no protective structure on the outside of the box. It is easy to touch the lid during production and transportation, causing the box to open, which is not very practical. Utility Model Content

[0005] The utility model aims to provide a packaging box which is easy to open, has the characteristics of quick and convenient lid opening, and is provided with a limit and support structure to prevent the center piece from falling into the box body after being squeezed, thereby achieving a good sealing effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a packaging box that is easy to open, comprising a box body, a lower ring body and an upper ring body fixedly connected to the inner side of the upper opening of the box body, the lower ring body is located directly below the upper ring body, a box cover is arranged between the lower ring body and the upper ring body, a through hole is opened in the center of the box cover, a center piece is arranged inside the through hole, the outer wall of the center piece is fixedly connected to the inner side of the through hole through a plurality of evenly distributed connecting ribs, a plurality of sliding sleeves in a group of two are fixedly connected to the bottom of the box cover, the inner sides of the plurality of groups of sliding sleeves are slidably connected with movable bars, the end of the movable bar close to the center of the box cover is movably connected to a fixing bar through a pin shaft, and the outer wall of the fixing bar is fixedly connected to the bottom of the center piece.

[0007] In order to evenly distribute the movable bars and the fixed bars on the bottom of the box cover, as a preferred embodiment of the present invention for a packaging box that is easy to open, a plurality of the movable bars and the fixed bars are symmetrically distributed about the center point of the center piece.

[0008] In order to facilitate opening of the packaging box, as a preferred embodiment of the convenient-to-open packaging box of the present invention, a pull ring is fixedly connected to the upper end surface of the center piece.

[0009] In order to limit the movable angle of the movable bar, as a preferred convenient-to-open packaging box of the utility model, a limiting piece is fixedly connected to the upper end of the connection between the movable bar and the fixed bar, and the limiting piece and the movable bar are an integrated structure.

[0010] In order to facilitate opening of the packaging box, as a preferred embodiment of the present invention, the box cover, the center piece, and the connecting ribs are made of the same material and are all elastic iron sheets, steel sheets, or plastic sheets.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] The lower ring body and the upper ring body are located on the inner side of the opening of the box body, and the lower ring body and the upper ring body distributed up and down form an annular cavity that can be clamped with the box cover, so as to facilitate the closure of the box body. When the box cover needs to be opened, the box body is held with one hand, and the pull ring is pulled by the index finger or the middle finger. At this time, the center piece and the box cover are pulled upward, and the peripheral edge of the box cover is limited by the upper ring body. Therefore, the box cover is gradually deformed and folded downward while being pulled. The box cover is an irregular umbrella shape as a whole. At this time, the box cover is separated from the limit of the upper ring body under the upward pulling force, so the box cover is pulled open, achieving the purpose of quick opening of the cover, and the cover can be opened with only one hand, saving time. The lid is easy to open. When the box lid is deformed into an umbrella shape, the movable bar at the bottom bends with the box lid, while the fixed bar always remains horizontal and is fixedly connected to the center piece. The upper end of the connection between the movable bar and the fixed bar is fixedly connected to a limiting piece. If an external force presses the box lid and the center piece downward, the box lid is limited and supported by the lower ring body at the bottom, and the center piece is supported by multiple fixed bars in the center. Due to the setting of the limiting piece, the movable bar and the fixed bar can only bend and move downward relatively, so it has a limiting and supporting effect, avoiding the center piece from falling into the box body after being squeezed, and achieving a good sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0014] Figure 2 This is the overall cross-sectional structural diagram of the utility model;

[0015] Figure 3 This is a schematic diagram of the folded state of the box cover of the utility model;

[0016] Figure 4 It is an enlarged structural diagram of part of the structure of the utility model;

[0017] In the figure, 1, box body; 2, lower ring body; 3, upper ring body; 4, box cover; 5, center piece; 6, connecting rib; 7, sliding sleeve; 8, movable bar; 9, pin shaft; 10, fixing bar; 11, pull ring; 12, limit piece. DETAILED DESCRIPTION

[0018] See also Figures 1 to 4 A packaging box that is easy to open comprises a box body 1, a lower ring body 2 and an upper ring body 3 are fixedly connected to the inner side of the upper opening of the box body 1, the lower ring body 2 is located directly below the upper ring body 3, a box cover 4 is arranged between the lower ring body 2 and the upper ring body 3, a through hole is opened in the center of the box cover 4, a center piece 5 is arranged inside the through hole, the outer wall of the center piece 5 is fixedly connected to the inner side of the through hole through a plurality of evenly distributed connecting ribs 6, a plurality of sliding sleeves 7 in a group of two are fixedly connected to the bottom of the box cover 4, the inner sides of the plurality of sliding sleeves 7 are all slidably connected with movable bars 8, one end of the movable bar 8 close to the center of the box cover 4 is movably connected with a fixing bar 10 through a pin shaft 9, and the outer wall of the fixing bar 10 is fixedly connected to the bottom of the center piece 5.

[0019] In this embodiment: the lower ring body 2 and the upper ring body 3 are located on the inner side of the opening of the box body 1, and the lower ring body 2 and the upper ring body 3 distributed up and down form an annular cavity that can be clamped with the box cover 4, so as to facilitate the closure of the box body 1. The outer wall of the center piece 5 is fixedly connected to the inner side of the through hole through a plurality of evenly distributed connecting ribs 6, so that the box cover 4 can move around the center piece 5 as the center. When it is necessary to open the box cover 4, the box body 1 is held in one hand, and the pull ring 11 is pulled by the index finger or the middle finger. At this time, the center piece 5 and the box cover 4 are pulled upwards. The periphery of the box cover 4 is limited by the upper ring body 3, so the box cover 4 is gradually deformed and folded downwards while being pulled. Figure 3 As shown, the box cover 4 is an irregular umbrella shape as a whole. At this time, the box cover 4 is separated from the limit of the upper ring body 3 under the upward pulling force, so the box cover 4 is pulled open, and the purpose of quick opening is achieved, and the cover can be opened with only one hand, which saves time and is convenient to open. When the box cover 4 is deformed into an umbrella shape, the movable bar 8 at the bottom is bent with the box cover 4, and the fixed bar 10 always remains horizontal and is fixedly connected to the center piece 5.

[0020] As a technical optimization solution of the present invention, the plurality of movable bars 8 and fixed bars 10 are symmetrically distributed about the center point of the center piece 5 .

[0021] In this embodiment, a plurality of movable bars 8 and fixed bars 10 are symmetrically distributed around the center point of the central piece 5 , thereby effectively supporting the box cover 4 and the central piece 5 .

[0022] As a technical optimization solution of the present utility model, a pull ring 11 is fixedly connected to the upper end surface of the center piece 5 .

[0023] In this embodiment, the pull ring 11 is provided to facilitate opening the box cover 4 with one hand, which saves time and effort and is convenient for opening the box.

[0024] As a technical optimization solution of the utility model, a limiting member 12 is fixedly connected to the upper end of the connection between the movable bar 8 and the fixed bar 10, and the limiting member 12 and the movable bar 8 are an integrated structure.

[0025] In this embodiment: the upper end of the connection between the movable bar 8 and the fixed bar 10 is fixedly connected to the limiting piece 12. If an external force presses the box cover 4 and the center piece 5 downward, the box cover 4 is limited and supported by the lower ring body 2 at the bottom, and the center piece 5 is supported by multiple fixed bars 10 in the center. Due to the setting of the limiting piece 12, the movable bar 8 and the fixed bar 10 can only bend and move downward relative to each other, so it has a limiting and supporting effect, preventing the center piece 5 from falling into the box body 1 after being squeezed, and achieving a good sealing effect.

[0026] As a technical optimization solution of the present invention, the box cover 4, the center piece 5, and the connecting ribs 6 are made of the same material and are all elastic iron sheets, steel sheets, or plastic sheets.

[0027] In this embodiment, the box cover 4, the center piece 5, and the connecting ribs 6 are all made of elastic iron sheets, steel sheets, or plastic sheets, so they are easy to fold and deform when pulled, making it convenient to pull out the box cover 4.

[0028] Working principle: the lower ring body 2 and the upper ring body 3 are located inside the opening of the box body 1. The lower ring body 2 and the upper ring body 3 distributed up and down form an annular cavity that can be clamped with the box cover 4, so as to facilitate the closure of the box body 1. When the box cover 4 needs to be opened, the box body 1 is held in one hand, and the pull ring 11 is pulled by the index finger or the middle finger. At this time, the center piece 5 and the box cover 4 are pulled upward. The periphery of the box cover 4 is limited by the upper ring body 3, so the box cover 4 is gradually deformed and folded downward while being pulled. Figure 3 As shown, the box cover 4 is an irregular umbrella shape as a whole. At this time, under the upward pulling force, the box cover 4 is separated from the limit of the upper ring body 3, so the box cover 4 is pulled open, and the purpose of quick opening of the cover is achieved, and the cover can be opened with only one hand, which saves time and is convenient to open. When the box cover 4 is deformed into an umbrella shape, the movable bar 8 at the bottom is bent along with the box cover 4, and the fixed bar 10 always remains horizontal and is fixedly connected to the center piece 5. The upper end of the connection between the movable bar 8 and the fixed bar 10 is fixedly connected to the limiting member 12. If an external force presses the box cover 4 and the center piece 5 downward, the box cover 4 is limited and supported by the lower ring body 2 at the bottom, and the center piece 5 is supported by multiple fixed bars 10 in the center. Due to the setting of the limiting member 12, the movable bar 8 and the fixed bar 10 can only bend and move downward relative to each other, so it has a limiting and supporting effect, avoiding the center piece 5 from falling into the box body 1 after being squeezed, and having a good sealing effect.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A packaging box that is easy to open, comprising a box body (1), characterized in that: A lower ring body (2) and an upper ring body (3) are fixedly connected to the inner side of the upper opening of the box body (1); the lower ring body (2) is located directly below the upper ring body (3); a box cover (4) is arranged between the lower ring body (2) and the upper ring body (3); a through hole is opened at the center of the box cover (4); a center piece (5) is arranged inside the through hole; the outer wall of the center piece (5) is fixedly connected to the inner side of the through hole through a plurality of evenly distributed connecting ribs (6); a plurality of sliding sleeves (7) in a group of two are fixedly connected to the bottom of the box cover (4); the inner sides of the plurality of groups of sliding sleeves (7) are slidably connected to movable bars (8); one end of the movable bar (8) close to the center of the box cover (4) is movably connected to a fixed bar (10) through a pin shaft (9); the outer wall of the fixed bar (10) is fixedly connected to the bottom of the center piece (5).

2. The easy-to-open packaging box according to claim 1, characterized in that: The plurality of movable bars (8) and fixed bars (10) are symmetrically distributed around the center point of the center piece (5).

3. The easy-to-open packaging box according to claim 1, characterized in that: A pull ring (11) is fixedly connected to the upper end surface of the central piece (5).

4. The easy-to-open packaging box according to claim 1, characterized in that: A limiting member (12) is fixedly connected to the upper end of the connection between the movable bar (8) and the fixed bar (10), and the limiting member (12) and the movable bar (8) are an integrated structure.

5. The easy-to-open packaging box according to claim 1, characterized in that: The box cover (4), the center sheet (5) and the connecting ribs (6) are made of the same material and are all elastic iron sheets, steel sheets or plastic sheets.

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