WO2020220967A1

WO2020220967A1 - Cushion compact core and cushion compact case having the cushion compact core

Info

Publication number: WO2020220967A1
Application number: PCT/CN2020/084107
Authority: WO
Inventors: 胡命基
Original assignee: 藤兴工业有限公司
Priority date: 2019-04-29
Filing date: 2020-04-10
Publication date: 2020-11-05
Also published as: CN109984451A; CN109984451B

Abstract

A cushion compact core (100) and a cushion compact case having the cushion compact core (100). The cushion compact core (100) comprises a case body (1), a case cover (2), and a sealing ring (3); the sealing ring (3) comprises a ring base body (31), the ring base body (31) comprising a first part (311) located above an opening of the case body (1), and a second part (312) located around the periphery of the first part (311); the sealing ring (3) further comprises a ring part (32) covering the periphery of the second part (312); both the second part (312) and the ring part (32) are located in an accommodating groove (11); the ring base body (31) is made of a material on which volatiles are not easy to keep, and the ring part (32) is made of an elastic material being able to elastically deform. The sealing ring (3) can cooperate with the case cover (2), when the case cover (2) covers the case body (1), to achieve sealing, and the case cover (2) can be integrally formed using a conventional PP material, without the need of designing complex molds and molding processes for manufacturing same, greatly reducing costs, and improving the sealing performance of the cushion compact core (100).

Description

Air cushion core and air cushion powder box with the air cushion core

Technical field

The invention relates to an air cushion core and an air cushion powder box with the air cushion core.

Background technique

The air-cushion powder box in the prior art, for example, Chinese Patent Publication No. CN107752322A, the air-cushion core includes a box body with an inner cavity and an opening facing upward, a box cover that can be closed above the box body and cover the opening, and the box cover An accommodating groove is formed on the upper surface, and the air cushion core also includes a sealing ring arranged in the accommodating groove. The box cover includes a first part located above the opening of the box body when it is closed, and a second part located on the outer periphery of the first part. The first part is made of a material that is not easy to retain volatiles, and the second part is made of an elastic material that can be elastically deformed. The second part includes a first ring part that is in contact with the upper surface of the seal ring during closure, and a rib part that is located in the accommodation groove and abuts against the side wall of the seal ring during closure. Between the second ring. However, since the second part of the box cover is made of elastomer material, the mold is complicated and the cost is too high. In addition, it has been discovered through actual use that the sealing performance of the powder box still needs to be improved.

Summary of the invention

The object of the present invention is to provide an improved air cushion core to solve one or more problems of the prior art.

In order to achieve the above objective, the technical solution adopted by the present invention is: an air cushion core comprising a box body with an internal cavity and an opening facing upward, and a box cover capable of covering the top of the box body and covering the opening A accommodating groove is formed on the upper surface of the box body, the air cushion core further includes a sealing ring arranged in the accommodating groove, the sealing ring includes a ring base, and the ring base includes a The first part above the opening of the box body and the second part located on the outer circumference of the first part, the sealing ring further includes a ring part covering the outer circumference of the second part, the second part and the The ring portions are all located in the accommodating groove, wherein the ring base is made of a material that is not easy to leave volatiles, and the ring portion is made of an elastic material that can be elastically deformed.

Preferably, the material used for the ring base is PP, and the material used for the ring portion is TPE.

Preferably, the ring base and the ring portion are integrally provided.

Preferably, the ring portion includes a ring main body wrapped around the outer periphery of the second portion, and a ring base located below the ring main body and extending inward, and the second portion is located above the ring base.

Preferably, at least one circle of deformation grooves is formed on the outer peripheral surface of the ring portion.

Further, the upper part of the ring portion has an annular rib that abuts against the inner side wall of the box cover when the box cover is closed, and the deformation groove is located below the annular rib.

Preferably, the box cover has a cover body located above the opening of the box body when being closed, and a cover ring located on the outer periphery of the cover body, and the ring portion of the sealing ring has an annular shape on the outer periphery Rib, when the box cover is closed on the box body, the cover ring is located in the accommodating groove, and the annular rib abuts against the inner side wall of the cover ring.

Further, the outer side wall of the cover ring further has an outwardly extending protrusion, and the side wall of the accommodating groove also has a bayonet capable of engaging the protrusion cooperatively.

Furthermore, the box cover and the box body are rotatably connected on one side by a hinge, and the protrusions are provided with a set and located on the other side of the box cover.

Further, the cover body and the cover ring are integrally formed with the same material.

Preferably, the bottom of the box body has a connecting structure for detachably connecting to other box bodies.

Another object of the present invention is to provide an air-cushion powder box with the above-mentioned air-cushion core.

In order to achieve the above objective, the technical solution adopted by the present invention is: an air-cushioned powder box comprising an outer box body with a containing cavity, the outer box body including an outer box seat, and an outer box seat capable of being closed above the outer box seat The outer box cover, the air-cushion powder box further comprises the above-mentioned air-cushion core, the air-cushion core is connected to the outer box body and is located in the containing cavity.

Preferably, the bottom of the box body has a connecting structure, and the air cushion core is detachably connected to the outer box seat through the connecting structure.

Due to the application of the above technical solutions, the present invention has the following advantages compared with the prior art: The air cushion core of the present invention, by improving the structure of the sealing ring, adopts a material that does not easily leave volatiles to form the ring base, and adopts The elastically deformed elastomer material is used to mold and wrap the ring portion on the outer periphery of the second part of the ring base to form an integral sealing ring, which can meet the requirements of the box cover when the box cover is closed on the box body. In this way, the box cover can be integrally formed with conventional PP materials without the need to design complicated molds and molding processes, which greatly saves costs. At the same time, the air-cushion core has the sealing performance It has also been improved.

Description of the drawings

Figure 1 is a perspective schematic view of the air cushion core of the present invention, in which the box cover is closed on the box body;

Figure 2 is an exploded schematic view of the structure of the air cushion core of the present invention;

Figure 3 is a perspective view of the air cushion core of the present invention, in which the box cover is opened relative to the box body;

Fig. 4 is a schematic longitudinal sectional view of the air cushion core of Fig. 3;

Figure 5, Figure 6, Figure 7 are respectively a front view, a side view and a top view of the air cushion core of the present invention;

Fig. 8 is a schematic structural view taken along the line A-A in Fig. 7;

Fig. 9 is an enlarged schematic diagram of part C in Fig. 8;

Fig. 10 is a schematic structural view taken along the line B-B in Fig. 7;

Fig. 11 is an enlarged schematic diagram of part D in Fig. 8;

Fig. 12 is a schematic structural exploded view of the air cushion powder box of the present invention;

Among them: 100, air cushion core; 200, outer box body;

1. Box body; 11. Retaining slot; 12. Bayonet; 13. Connection structure;

2. Box cover; 21. Cover body; 22. Cover ring; 23. Protrusion;

3. Sealing ring; 31, ring base; 311, the first part; 312, the second part;

32. Ring; 321. Ring main body; 322. Ring base; 323. Deformation groove; 324. Annular rib;

4. Hinge; 5. Outer box seat; 6. Outer box cover.

Detailed ways

The technical solution of the present invention will be further explained below in conjunction with the drawings and specific embodiments.

1 to 11, an air-cushion core 100 includes a box body 1 with an inner cavity and an opening facing upwards, a box cover 2 capable of covering the box body 1 and covering the opening. A accommodating groove 11 is formed on the upper surface of the box body 1, and the air cushion core 100 further includes a sealing ring 3 arranged in the accommodating groove 11.

The sealing ring 3 includes a ring base 31, which includes a first part 311 located above the opening of the box body 1, and a second part 312 located on the outer periphery of the first part 311; the sealing ring 3 also includes a second part 312 wrapped around it The outer ring portion 32, the second portion 312 and the ring portion 32 are all located in the accommodating groove 11, wherein the ring base 31 is made of a material that does not easily retain volatiles, and the ring 32 is made of an elastic material that can be elastically deformed. In this way, when the box cover 2 is closed on the box body 1, the second part 312 located in the accommodating groove 11 and the ring portion 32 together form a fit with the box cover 2, which is more conducive to deformation when the box cover 2 is closed. Thereby, the sealing effect between the box cover 2 and the box body 1 is improved.

As a preferred arrangement, the material of the ring base 31 is PP, the material of the ring 32 is TPE, and the ring base 31 and the ring 32 are integrally arranged. In the process of forming the seal ring 3, the ring base is formed of PP first. 31. Then, the ring portion 32 is formed on the outer periphery of the second part 312 of the ring base 31 by using the TPE material through an implant molding process, so that the ring portion 32 is wrapped around the outer periphery of the second part 312. The forming process of the sealing ring 3 is also convenient and the forming cost is low.

Referring to Figures 4 and 8 to Figure 11, in this embodiment, the ring portion 32 includes a ring main body 321 wrapped on the outer periphery of the second part 312, and a ring base 322 located below the ring main body 321. The second The part 312 is located above the ring base 322. That is, the ring portion 32 not only covers the outer periphery of the second part 312, but also covers the bottom of the second part 312 at the same time.

At least one circle of deformation grooves 323 is also formed on the outer circumferential surface of the ring portion 32 to facilitate the deformation of the ring portion 32 when the box cover 2 is closed on the box body 1 to accommodate part of the material after deformation and extrusion. Here, the deformation groove 323 is arranged in a circle, and is arranged on the ring main body 321 of the ring portion 32.

The upper part of the ring 32 also has an annular rib 324 that abuts against the inner side wall of the box cover 2 when the box cover 2 is closed. The deformation groove 323 is located below the annular rib 324. The annular rib 324 is not compressed. When the box cover 2 is closed, the deformation groove 323 provides a receiving space after the annular rib 324 is compressed and deformed, so that the annular rib 324 and the inner side wall of the box cover 2 Leaning against each other tightly to achieve sealing.

Referring to the drawings, the box cover 2 is specifically set as follows: the box cover 2 has a cover body 21 located above the opening of the box body 1 when it is closed, and a cover ring 22 located on the outer periphery of the cover body 21. When the box cover 2 is closed When on the box body 1, the cover ring 22 is located in the accommodating groove 11, and the annular rib 324 on the sealing ring 3 is pressed against the inner side wall of the cover ring 22 to realize the cover between the box cover 2 and the box body 1. Close sealed. During the specific installation, the cover body 21 and the cover ring 22 are integrally formed and made of the same material. Here, PP material is preferably used, the mold cost is low, and the mold opening process is greatly simplified. The box body 1 is preferably also made of PP material.

The outer side wall of the cover ring 22 also has a protrusion 23 extending outward, and the side wall of the accommodating groove 11 also has a bayonet 12 for the protrusion 23 to fit in, and the cover ring 22 is inserted into the accommodating groove 11 During the process, the protrusion 23 fits into the bayonet 12 to make the box cover 2 and the box body 1 relatively fixed. In this embodiment, the box cover 2 and the box body 1 are rotatably connected on one side by a hinge 4, the bayonet 12 and the protrusion 23 are each provided with a set, and the protrusion 23 is provided on the other side of the box cover 2.

Referring to an air-cushion powder box shown in FIG. 12, it includes an outer box body 200 with a containing cavity. The outer box body 200 includes an outer box seat 5 and an outer box cover 6 capable of covering the outer box seat 5. The powder box further includes an air cushion core 100 as described above, and the air cushion core 100 is connected to the outer box body 200 and is located in the containing cavity thereof. Specifically, the bottom of the box body 1 of the air cushion core 100 and the outer box seat 5 are connected, so as to realize the installation of the air cushion core 100 on the outer box body 200.

As shown in Figure 2, in this embodiment, the bottom of the box body 1 has a connecting structure 13 for detachably connecting to other boxes, and the connecting structure 13 can be detachably connected to the outer box base 5 , So that the air cushion core 100 can be disassembled and replaced.

In this embodiment, the air cushion core 100 is arranged in a circular shape as a whole, and the outer box body of the air cushion powder box is also arranged in a circular shape. In other embodiments, of course, the air-cushion core 100 and the air-cushion powder box can also be arranged in a square shape or other shapes.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention, and their purpose is to enable those familiar with the technology to understand the content of the present invention and implement them accordingly, and cannot limit the protection scope of the present invention. All equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

An air-cushion core includes a box body (1) with an inner cavity and an opening facing upward, a box cover (2) capable of being closed above the box body (1) and covering the opening, the box A containing groove (11) is formed on the upper surface of the body (1), and the air cushion core further includes a sealing ring (3) arranged in the containing groove (11), characterized in that: the sealing ring (3) It includes a ring base (31) that includes a first portion (311) located above the opening of the box (1), and a first portion (311) located on the outer periphery of the first portion (311) Two parts (312), the sealing ring (3) further includes a ring part (32) wrapped around the outer circumference of the second part (312), the second part (312) and the ring part (32) Are located in the containing groove (11), wherein the ring base (31) is made of PP material that is not easy to retain volatiles, and the ring portion (32) is made of TPE elastomer material that can be elastically deformed. The ring base (31) and the ring portion (32) are integrally arranged,

The ring portion (32) includes a ring body (321) wrapped around the outer periphery of the second portion (312), and a ring base (322) located below the ring body (321), the second portion (312) is located above the ring base (322), at least one circle of deformation grooves (323) is formed on the outer peripheral surface of the ring portion (32), and the upper part of the ring portion (32) is provided on the box An annular rib (324) that abuts against the inner side wall of the box cover (2) when the cover (2) is closed, and the deformation groove (323) is located below the annular rib (324);

The box cover (2) has a cover body (21) located above the opening of the box body (1) when it is closed, and a cover ring (22) located on the outer periphery of the cover body (21). The cover main body (21) and the cover ring (22) are integrally formed and made of the same material. The ring portion of the sealing ring (3) has an annular rib (324) on the outer circumference. When the box cover (2) is covered When closed on the box body (1), the cover ring (22) is located in the containing groove (11), and the annular rib (324) abuts against the cover ring (22) On the inner side wall, the outer side wall of the cover ring (22) also has an outwardly extending protrusion (23), and the side wall of the accommodating groove (11) is also provided with the protrusion (23). A bayonet (12) that fits in, the box cover (2) and the box body (1) are rotatably connected on one side by a hinge (4), and the protrusions (23) are provided with a set and located On the other side of the box cover (2),

The bottom of the box body (1) is provided with a connection structure (13) for detachably connecting to an external device.
An air-cushion core includes a box body (1) with an inner cavity and an opening facing upward, a box cover (2) capable of being closed above the box body (1) and covering the opening, the box A containing groove (11) is formed on the upper surface of the body (1), and the air cushion core further includes a sealing ring (3) arranged in the containing groove (11), characterized in that: the sealing ring (3) It includes a ring base (31) that includes a first portion (311) located above the opening of the box (1), and a first portion (311) located on the outer periphery of the first portion (311) Two parts (312), the sealing ring (3) further includes a ring part (32) wrapped around the outer circumference of the second part (312), the second part (312) and the ring part (32) They are all located in the accommodating groove (11), wherein the ring base (31) is made of a material that is not easy to retain volatiles, and the ring portion (32) is made of an elastic material that can be elastically deformed.
The air cushion core according to claim 2, characterized in that the material used for the ring base (31) is PP, and the material used for the ring portion (32) is TPE.
The air cushion core according to claim 2, characterized in that the ring base (31) and the ring portion (32) are integrally arranged.
The air cushion core according to claim 2, characterized in that: the ring portion (32) comprises a ring body (321) wrapped around the outer periphery of the second part (312), and a ring body ( 321) A ring base (322) extending downward and inward, and the second part (312) is located above the ring base (322).
The air-cushion core according to claim 2, wherein the ring base (31) is made of PP, the ring portion (32) is made of TPE, and the ring base (31) is The ring portion (32) is integrally arranged, wherein the ring portion (32) includes a ring body (321) wrapped around the outer periphery of the second part (312), and a ring body (321) located below the ring body (321) The ring base (322), and the second part (312) is located above the ring base (322).
The air cushion core according to claim 2, wherein at least one circle of deformation grooves (323) is formed on the outer peripheral surface of the ring portion (32).
The air-cushion core according to claim 7, wherein the upper part of the ring portion (32) has a ring shape that abuts against the inner side wall of the box cover (2) when the box cover (2) is closed. The rib (324), the deformation groove (323) is located below the annular rib (324).
The air cushion core according to claim 2, characterized in that: the ring portion (32) comprises a ring body (321) wrapped around the outer periphery of the second part (312), and a ring body ( 321) The lower ring base (322), the second part (312) is located above the ring base (322), and at least one circle of deformation grooves (323) is formed on the outer peripheral surface of the ring portion (32) , The upper part of the ring portion (32) has an annular rib (324) that abuts against the inner side wall of the box cover (2) when the box cover (2) is closed, and the deformation groove (323) is located Below the annular rib (324).
The air-cushion core according to claim 2, characterized in that: the box cover (2) has a cover body (21) located above the opening of the box body (1) when being closed, and The cover ring (22) on the outer circumference of the cover body (21), the ring part of the sealing ring (3) has an annular rib (324) on the outer circumference, when the box cover (2) is closed on the box When the body (1) is installed, the cover ring (22) is located in the containing groove (11), and the annular rib (324) abuts against the inner side wall of the cover ring (22).
The air cushion core according to claim 10, characterized in that: the outer side wall of the cover ring (22) further has an outwardly extending protrusion (23), and the side wall of the containing groove (11) is It also has a bayonet (12) capable of engaging the protrusion (23) in a mating manner.
The air cushion core according to claim 11, characterized in that: the box cover (2) and the box body (1) are rotatably connected on one side by a hinge (4), and the protrusion (23) is provided There is a set and is located on the other side of the box cover (2).
The air cushion core according to claim 10, characterized in that: the cover body (21) and the cover ring (22) are integrally formed with the same material.
The air-cushion core according to claim 2, characterized in that: the box cover (2) has a cover body (21) located above the opening of the box body (1) when being closed, and The cover ring (22) on the outer periphery of the cover body (21), the cover body (21) and the cover ring (22) are integrally formed with the same material, and the ring portion of the sealing ring (3) has a ring shape on the outer circumference The rib (324), when the box cover (2) is closed on the box body (1), the cover ring (22) is located in the containing groove (11), and the annular rib The portion (324) is pressed against the inner side wall of the cover ring (22), and the outer side wall of the cover ring (22) further has an outwardly extending protrusion (23), and the containing groove (11) There is also a bayonet (12) on the side wall for the protrusion (23) to fit in, and the box cover (2) and the box body (1) are rotated on one side by a hinge (4) Ground connection, the protrusion (23) is provided with a set and located on the other side of the box cover (2).
The air-cushion core according to any one of claims 2 to 14, wherein the bottom of the box body (1) has a connection structure (13) for detachably connecting to an external device.
An air-cushion powder box, comprising an outer box body (200) with a containing cavity, the outer box body (200) comprising an outer box seat (5), and an outer box capable of being covered above the outer box seat (5) The box cover (6), characterized in that: the air-cushion powder box further comprises the air-cushion core (100) according to any one of claims 1 to 15, and the air-cushion core (100) is connected to the outer box On the body (200) and located in the containing cavity.
The air-cushion powder box according to claim 16, characterized in that the bottom of the box body (1) has a connecting structure (13), and the air-cushion core (100) is connected to the The outer box seat (5) is detachably connected.