WO2017179852A1 - Airtight container - Google Patents

Abstract

An airtight container of the present invention comprises: a container unit having an accommodation space for accommodating contents therein; at least one stacking unit having a stacking space communicating with the accommodation space, and stacked on and coupled to the container unit; a cap unit for opening and closing the stacking space provided in the stacking unit; a packing unit for sealing the container unit, the stacking unit, and the cap unit, which are coupled to each other; and a rotational contact unit formed such that two members are engaged with each other through coupling in accordance with the relative rotations among the container unit, the stacking unit, and the cap unit, which are coupled to each other.

Description

Airtight containers

The present invention relates to a sealed container, and more specifically, in storing and storing various contents in a sealed container, the height of the sealed container is adjusted, the sealing function of the sealed container is improved, and the container unit, the stacking unit, and the lid The present invention relates to a hermetically sealed container capable of firmly fixing units to each other.

Generally, vegetables, fruits, foods to be cooked, cooked foods, etc. are kept intact for a long time, and at the same time, a packing is built in the lid so that the peculiar smell of the food does not leak out, and the lid is separated from the container body. Hermetically sealed containers that are capable of being combined and sealed have been commonly used.

Such a sealed container includes a container body having an open top, a lid coupled to an upper opening of the container body, and a packing groove formed along the tip of the bottom of the lid so that a gap does not occur between the lid and the container body, and a packing groove. It is composed of a packing to be inserted, a locking projection protruding from the upper edge of the container body, and a wing member formed in a streamline shape while a portion is further extended outward along the outer circumference of the lid. In particular, the wing member is formed integrally with the outer periphery of the lid, since the thickness of the hinge portion is formed thin so that the wing member is flexibly engaged around the hinge portion and is engaged with the locking jaw to seal the inside of the container body.

In addition, the sealed container is a container body with an open top, a lid coupled to the upper opening of the container body, a packing groove formed along the tip of the bottom of the lid so as not to generate a gap between the lid and the container body, and a packing groove It includes a packing that is inserted in, the cap is formed on the outer periphery of the top of the container, and the screw is formed so that the screw thread formed on the inner periphery of the lid is rotated to seal the inside of the container body.

However, such a hermetically sealed container has a problem in that the hinge part is deformed and damaged due to repeated rotation of the wing member, and the wing part is separated from the lid or the adhesion between the packing and the container body is lowered.

An object of the present invention is to solve the conventional problems, in storing and storing various contents in a sealed container, to adjust the height of the sealed container, improve the sealing function of the sealed container, the container unit, the stacking unit, It is to provide a sealed container that can be firmly fixed to the lid unit.

According to a preferred embodiment for achieving the above object of the present invention, the sealed container according to the present invention comprises a container unit having a receiving space for accommodating the contents; At least one stacking unit having a stacking space communicating with the receiving space and stacked and coupled to the container unit; A lid unit for opening and closing the stacking space provided in the stacking unit; A packing unit sealing the container unit and the stacking unit, the stacking unit and the lid unit coupled to each other; And a rotational close unit formed to engage the two members with each other by the relative rotation between the container unit and the stacking unit, and the stacking unit and the lid unit, which are coupled to each other.

Here, the packing unit, a packing body portion provided with a long through-hole along the longitudinal direction; A close locking portion protruding or recessed on an outer circumferential surface of the packing body portion; And an adhesion fixing part protruding or recessed from an outer circumferential surface of the packing body part at an edge of the adhesion locking part along the circumferential direction of the packing body part.

The packing unit may further include a packing support part protruding from the packing body part to the through hole so as to partition the through hole.

Here, the rotational contact unit with respect to the coupling of the container unit and the stacking unit, the contact wing portion provided in the container unit to contact the packing unit; A first fitting protrusion which is formed to be spaced apart from each other and is in close contact with the container wing unit; A first fitting groove provided in the close wing portion or the container unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the stacking unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And a second fitting groove provided in the screening ring part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, so that the first fitting protrusion is rotated along the relative rotation of the stacking unit with respect to the container unit. Interlocking with the second fitting protrusion through the.

Here, with respect to the coupling of the adjacent first laminated unit and the second laminated unit of the stacking unit, the rotational contact unit, the contact wing portion provided in the first stacking unit to contact the packing unit; A first fitting protrusion part spaced apart from each other by the adhesion wing part or the first stacking unit; A first fitting groove portion provided in the close wing portion or the first stacking unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the second lamination unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And a second fitting groove provided in the screening ring part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The protrusion is inserted into the second fitting groove and the second fitting protrusion is inserted into the first fitting groove to allow the first fitting protrusion to be rotated relative to the first stacking unit with respect to the first stacking unit. Interlocking with the second fitting protrusion via the rotation path groove.

Here, the rotational contact unit with respect to the combination of the lamination unit and the lid unit, the close contact wing portion provided in the lamination unit so that the packing unit is in contact; First fitting protrusions protruding from and spaced apart from each other in the contact wing part or the stacking unit; A first fitting groove provided in the close wing portion or the stacking unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the lid unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And a second fitting groove provided in the screening ring part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, and according to the relative rotation of the lid unit with respect to the stacking unit, the first fitting protrusion is the rotation path groove. Interlocking with the second fitting protrusion through the.

Here, the rotational close contact unit further includes at least one of a first catching portion protruding from the first fitting protrusion and a second catching portion protruding from the rotation path groove corresponding to the second fitting protrusion. do.

Here, at least one of the first catching portion and the second catching portion forms a plurality of steps along the rotational direction of the lid unit.

Here, the coupling ring, the coupling guide is formed protruding.

According to the hermetic container according to the present invention, in storing and storing various contents in the hermetic container, the height of the hermetic container is adjusted, the sealing function of the hermetic container is improved, and the container unit and the lamination unit, the lamination unit, and the lid unit are mutually It can be fixed firmly.

In addition, the present invention is to increase the contact area of the container unit and the packing unit, and to ensure that the packing body portion is located in the sealed groove, the close lock and the close contact fixed portion according to the pressing force between the container unit and the lamination unit, the lamination unit and the lid unit It prevents the additional insert into the sealed groove, and the packing unit can be easily attached and detached from the sealed groove.

In addition, the present invention can increase the elastic force of the packing body portion, to prevent distortion of the packing unit or distortion of the packing unit, it is possible to minimize the friction force of the packing unit in the combination of the container unit and the lamination unit, the lamination unit and the lid unit.

In addition, the present invention can disperse the force (pressure) applied to the packing unit while preventing the elastic deformation of the packing body, provide a uniform pressing force to the close contact portion and increase the sealing force between the close contact portion and the close wing portion. have.

In addition, the present invention can be easily attached to and detached from the container unit and the lamination unit, the lamination unit and the lid unit by combining the rotation method and the hook method, and the sealing force of the container unit, the lamination unit and the lid unit by increasing the contact area of the packing unit Can improve.

In addition, the present invention facilitates the separation, washing, and coupling of the packing unit, the hygiene management of the sealed container is simplified, it is possible to securely fix the packing unit. In addition, it is convenient to discharge the air remaining in the accommodation space and the lamination space, it is possible to reduce the dispersal of the contents contained in the container unit and the lamination unit.

In addition, the present invention suppresses or prevents the packing unit from contacting the outside air in a coupled state, increases the adhesion of the packing unit, facilitates the overlap between the fitting protrusion and the fitting groove and the fitting protrusion, and the container unit and the lamination unit. , The coupling stability of the stacking unit and the lid unit can be improved.

In addition, the present invention maintains the overlapping state between the fitting protrusions, and prevent the separation of the container unit and the lamination unit, the lamination unit and the lid unit by a separate external impact, and the elastic deformation of the packing unit by pressing and supporting the packing unit State can be maintained.

In addition, the present invention can increase the pressing force of the packing unit in the overlapping state between the fitting protrusions, it is possible to improve the sealing force by the packing unit.

In addition, the present invention can simplify the structure and simplify the production.

1 is a perspective view showing a sealed container according to an embodiment of the present invention.

Figure 2 is an exploded view showing the closed container of Figure 1;

3 is a cross-sectional view showing a packing unit in the closed container of FIG.

4 is a cross-sectional view illustrating an exploded state of the sealed container of FIG. 1.

5 is a cross-sectional view showing a coupling state of the closed container of FIG.

Figure 6 is a bottom view showing a rotational close unit provided in the container unit in the closed container of Figure 1;

FIG. 7 is a bottom view illustrating the rotational close contact unit provided in the lid unit in the closed container of FIG. 1.

8 is a cross-sectional view showing a coupling state of the rotational close unit in the closed container of FIG.

9 is a cross-sectional view showing another coupling state of the rotational close unit in the closed container of FIG.

Hereinafter, an embodiment of a sealed container according to the present invention with reference to the accompanying drawings. At this time, the present invention is not limited or limited by the embodiment. In addition, in describing the present invention, a detailed description of known functions or configurations may be omitted to clarify the gist of the present invention.

1 is a perspective view showing a sealed container according to an embodiment of the present invention, Figure 2 is an exploded view showing the sealed container of Figure 1, Figure 3 is a cross-sectional view showing a packing unit in the closed container of Figure 1, Figure 4 is a cross-sectional view showing a disassembled state of the sealed container of Figure 1, Figure 5 is a cross-sectional view showing a combined state of the sealed container of Figure 1, Figure 6 is a rotary close contact provided in the container unit in the closed container of Figure 1 Figure 7 is a bottom view showing the unit, Figure 7 is a bottom view showing a rotational close contact unit provided in the lid unit in the closed container of Figure 1, Figure 8 is a view showing a coupling state of the rotational close contact unit in the closed container of Figure 1 9 is a cross-sectional view showing another coupling state of the rotary contact unit in the closed container of FIG.

1 to 9, the airtight container according to an embodiment of the present invention, the container unit 10, the stacking unit 50, the lid unit 20, the packing unit 30, the rotary close contact Unit 40.

The container unit 10 accommodates the contents for storage. The container unit 10 is provided with a recess 11 for accommodating the contents. Here, the planar cross-sectional shape of the container unit 10 or the inlet cross-sectional shape of the receiving space 11 may have various shapes such as a circular cross section, an elliptical cross section, and a polygonal cross section. The inlet edge of the container unit 10 may be provided with a close wing 41 to be described later.

The stacking unit 50 accommodates contents for storage in a hollow cylindrical shape. The stacking unit 50 is laminated to the container unit 10. Stacking unit 50 is provided with two or more may be laminated to each other. In the stacking unit 50, a stacking space 51 for accommodating the contents is recessed. The stacking space 51 communicates with the accommodation space 11.

Here, the flat cross-sectional shape of the stacking unit 50 or the inlet cross-sectional shape of the stacking space 51 may have various shapes such as a circular cross section, an elliptical cross section, and a polygonal cross section like the container unit 10.

One side edge of the stacking unit 50 may be provided with a close wing 41 to be described later, the other edge of the stacking unit 50 may be provided with a shielding ring 43 to be described later.

The lid unit 20 opens and closes the stacking space 51 provided in the stacking unit 50. When the stacking unit 50 is omitted, the lid unit 20 may open and close the accommodation space 11 provided in the container unit 10.

The lid unit 20 may have a recessed recess 24 for fitting the packing unit 30 to the fitting unit 30. The sealing groove 24 allows the packing body 31 to be described later to be inserted and supported. The inlet of the sealing groove 24 may be provided with a limiting jaw portion 25 to support the close fixing portion 34 to be described later. The limiting jaw portion 25 supports the close fixing portion 34 to be described later, and prevents the close fixing portion 34 to be described later from being inserted into the sealed groove 24. The installation position of the sealing groove 24 is not limited, and the packing unit 30 may be inserted and supported through various forms.

The lid unit 20 may include an elastic plate portion 21 and a fixed plate portion 22.

The elastic plate portion 21 is elastic and elastically deformed by an external force. The elastic plate portion 21 may be formed in a plate shape of the same size or smaller than the inlet cross-sectional shape of the receiving space (11).

The fixed plate portion 22 surrounds and supports the edge of the elastic plate portion 21. The fixed plate portion 22 may be harder than the elastic plate portion 21 and may have some elasticity, but may substantially maintain the external appearance of the lid unit 20. The fixing plate part 22 may have a sealing groove 24 formed therein.

The packing unit 30 seals between the container unit 10 and the stacking unit 50, the stacking unit 50, and the lid unit 20 that are coupled to each other. The packing unit 30 is elastic and elastically deformed by an external force.

For example, the packing unit 30 may be provided in the lid unit 20. The packing unit 30 may be integrally formed with the lid unit 20. The packing unit 30 may be integrally formed on the lid unit 20 through a double injection or a separate molding process. The packing unit 30 may be provided in the container unit 10 or the stacking unit 50.

The packing unit 30 may be detachably inserted into the sealing groove 24. The packing unit 30 may include a packing body part 31 inserted into the sealing groove 24 so that the close locking part 33 and the close fixing part 34 are exposed or protruded.

The packing unit 30 may include a packing body part 31, a close locking part 33, a close fixing part 34, and a packing support part 35.

The packing body 31 has a hollow ring shape and forms an endless track corresponding to the inlet of the accommodation space 11 or the entrance of the stacked space 51. The through-hole 32 is formed to penetrate the length of the packing body 31 along the length direction. The packing body portion 31 is made of a circular cross section, but is not limited thereto, and may be formed in various forms such as an elliptical cross section and a polygonal cross section.

The close locking portion 33 is formed to protrude or recess on the outer circumferential surface of the packing body portion 31. The close contact lock part 33 is formed along the longitudinal direction of the packing body part 31, and a plurality of contact locking parts 33 may be formed to protrude or recess. Accordingly, the plurality of close lock portions 33 may form a cross-sectional shape of the concave-convex shape on a part of the circumference of the packing body portion 31. Here, the cross-sectional shape of the close contact lock 33 may have a variety of forms, such as a circular cross section, an elliptical cross section, a polygonal cross section.

The close lock portion 33 is elastically deformed in the mutual coupling of the container unit 10 and the stacking unit 50, the stacking unit 50 and the lid unit 20, the container unit 10 and the stacking unit 50, lamination Closely supported between the unit 50 and the lid unit 20.

The close fixing part 34 protrudes or is formed in the outer peripheral surface of the packing body part 31 at the edge of the close contact locking part 33 along the circumferential direction of the packing body part 31. The close fixing part 34 may be formed long along the longitudinal direction of the packing body part 31. The close contact part 34 may be formed at both sides of the close contact part 33 as shown in FIG. 3. Accordingly, the adhesion lock part 33 may be provided between the adhesion fixing parts 34. In addition, the close fixing part 34 may be formed on one side of the close contact lock 33.

The close fixing part 34 may be supported at the inlet of the sealing groove 24 to prevent the close locking part 33 from being inserted into the sealing groove 24 according to the elastic deformation.

The packing support part 35 protrudes from the packing body part 31 to the through hole 32 so as to partition the through hole 32. A plurality of packing support parts 35 may be provided along the inner circumferential surface of the through hole 32 of the packing body part 31 and spaced apart from each other.

In particular, the packing support part 35 may protrude from the edge of the packing lock part 33 or the packing fixing part 34 in the circumferential direction of the packing body part 31 to protrude into the through hole 32 inclined upward. . In addition, a plurality of packing support parts 35 may be radially disposed from the center of the through hole 32 and may be connected to the packing body part 31. Accordingly, when the packing unit 30 is elastically deformed, the elastic deformation of the packing body part 31 and the close contact lock part 33 may be limited and the adhesion force may be increased.

The packing support 35 may include a pressure support 36 and a dispersion support 38.

The pressing support portion 36 extends in the height direction from the packing body portion 31. The pressing support part 36 may connect the upper end part of the through hole 32 and the dispersion support part 38 with respect to the height direction of the packing body part 31. When the packing unit 30 is elastically deformed, the pressing support part 36 restricts elastic deformation in the height direction of the packing body part, and the close locking part 33 and the close fixing part 34 are closed grooves 24. The insertion can be suppressed or prevented.

The dispersion support 38 extends inclined downward from the pressure support 36. The dispersion support part 38 may connect the end side of the close contact lock part 33 along the circumferential direction of the pressure support part 36 and the packing body part 31. In addition, the dispersion support 38 may connect the pressure support 36 and the close fixing portion 34 side.

When the packing unit 30 is elastically deformed, the dispersion support part 38 expands the contact area of the close contact lock part 33 by expanding the close contact lock part 33, and supports the close contact fixing part 34 to close contact. It is possible to suppress or prevent the fixing portion 34 from being inserted into the sealing groove 24.

The rotational close contact unit 40 is formed such that the two members are engaged with each other according to the relative rotation between the container unit 10 and the lamination unit 50, the lamination unit 50, and the lid unit 20, which are coupled to each other.

The rotational close contact unit 40 will be described in the first modification is formed so that the two members are engaged with each other by the combination of the relative rotation between the container unit 10 and the stacking unit 50. In addition, the rotational close contact unit 40 will be described in the second modification is formed so that the two members are engaged with each other by the coupling according to the relative rotation between the first stacking unit and the second stacking unit of the stacking unit 50. In addition, the rotational close contact unit 40 will be described in the third modification is formed so that the two members are engaged with each other by the coupling according to the relative rotation between the stacking unit 50 and the lid unit 20.

Modification Example 1

The rotational close contact unit 40 may be formed such that the two members are engaged with each other by a combination of relative rotation between the container unit 10 and the stacking unit 50.

First, with respect to the combination of the container unit 10 and the stacking unit 50, the rotary contact unit 40 has a close wing 41, the first fitting 411, the screen ring 43, the second It may include a fitting protrusion 421.

The close wing 41 is provided in the container unit 10 so that the packing unit 30 contacts. The contact wing part 41 may be provided at the inlet of the accommodation space 11. The close wing 41 may be in contact with the close lock portion 33 or the close lock portion 33 and the close fixing portion 34 may be in contact. The close wing 41 may be provided with a close contact 414 to form a movement path of the close lock 33 when the lamination unit 50 is rotated relative to the container unit 10. The contact part 414 may be recessed or protruded from the contact wing part 41, and smoothly move the contact lock part 33 according to rotation, and increase the contact area with the contact lock part 33. .

Although not shown, the close wing 41 may be provided inclined from the container unit 10. At this time, it is advantageous that the screening portion 43 to be described later bent substantially parallel to the close wing 41. Since the close wing 41 is inclined, the close contact force between the packing unit 30 and the close wing 41 can be further increased.

The first fitting protrusion 411 is spaced apart from each other along the circumference of the container unit 10 in the close wing 41 or the container unit 10 is protruded. Here, the first fitting groove 412 is recessed in the close wing 41 or the container unit 10 by two first fitting protrusions 411 adjacent to each other.

The shielding ring portion 43 is provided on the stacking unit 50 to surround the close wing 41. The shielding ring 43 may protrude along the circumferential direction at one edge of the stacking unit 50. At this time, the other edge of the stacking unit 50 may be provided with a close wing 41 in the circumferential direction. Since the shielding ring portion 43 surrounds the close wing portion 41, the packing unit 30 may be prevented from being exposed to the outside, and the appearance may be beautiful.

The outer circumferential surface of the shielding ring 43 may be provided with a gripping protrusion 431 for holding the user. The gripping protrusion 431 facilitates relative rotation between the container unit 10 and the stacking unit 50 by increasing the contact area or frictional force with the user with respect to the relative rotation between the container unit 10 and the stacking unit 50. It can be done.

The second fitting protrusion 421 is spaced apart from each other by the shielding ring 43 so as to form the rotation path groove 44 into which the first fitting protrusion 411 is inserted. The second fitting protrusion 421 may protrude to correspond to the first fitting groove 412.

The blocking ring portion 43 is recessed with a second fitting groove portion 422 into which the first fitting protrusion 411 is inserted and inserted by two adjacent second fitting protrusions 421. The second fitting groove 422 may be recessed to correspond to the first fitting protrusion 411. The second fitting protrusion 421 and the second fitting groove 422 may be provided in the auxiliary wing 42 extending from the blocking ring 43.

The first fitting protrusion 411 and the second fitting protrusion 421 form a pair with each other, and formed in two or more, so that it can easily correspond to the size of the sealed container, can improve the sealing force, the container unit 10 And the gap between the stacking unit 50 can be prevented.

Coupling guide 433 may protrude from the shielding ring 43. Coupling guide 433 may be formed to protrude in the ring ring portion 43 in the form of a ring, or may be formed to protrude apart from each other in the ring ring portion 43 corresponding to the second fitting groove 422.

When the stacking unit 50 is stacked on the container unit 10, the stacking unit 50 does not slide or escape from the side of the container unit 10 due to the coupling guide 433. It is possible to stabilize the relative rotational movement of the stacking unit 50 relative to. In addition, the second fitting protrusion 421 is stably inserted into the first fitting groove 412 by the coupling guide 433, and the first fitting protrusion 411 is stably inserted into the second fitting groove 422. can do.

When relative rotation occurs between the container unit 10 and the stacking unit 50, the first fitting protrusion 411 is inserted into the second fitting groove 422, and the second fitting protrusion 421 is the first fitting groove. Is inserted into the 412, the first fitting protrusion 411 is moved along the rotation path groove 44 to engage with the second fitting protrusion 421 overlapping to secure the stacking unit 50 in the container unit 10 Can be. At this time, the packing unit 30 is elastically deformed between the close contact portion 41 and the shielding ring portion 43 or between the close contact portion 41 and the stacking unit 50 so that at least the close contact lock portion 33 is the close wing portion. Closely supported by 41.

Second, with respect to the combination of the container unit 10 and the stacking unit 50, the rotational close unit 40 has a close wing 41, the first fitting protrusion 411, the shielding ring 43, the second It may include a fitting protrusion 421.

The close wing 41 is provided in the stacking unit 50 so that the packing unit 30 is in contact. The contact wing part 41 may protrude along the circumferential direction at one edge of the stacking unit 50. At this time, the other edge of the stacking unit 50 may be provided with a shielding ring 43 in the circumferential direction. Although not shown, the close wing 41 may be provided to be inclined in the stacking unit 50.

The first fitting protrusions 411 protrude from each other along the circumference of the stacking unit 10 in the close wing 41 or the stacking unit 50. Here, the first fitting groove 412 is recessed in the close wing 41 or the stacking unit 50 by two first fitting protrusions 411 adjacent to each other.

The shielding ring 43 is provided in the container unit 10 so as to surround the close wing 41. The shielding ring 43 may protrude along the circumferential direction at the inlet edge of the container unit 10. The outer circumferential surface of the shielding ring 43 may be provided with a gripping protrusion 431 for holding the user. Since the shielding ring portion 43 surrounds the close wing portion 41, the packing unit 30 may be prevented from being exposed to the outside, and the appearance may be beautiful.

The second fitting protrusion 421 is spaced apart from each other by the shielding ring 43 so as to form the rotation path groove 44 into which the first fitting protrusion 411 is inserted. The second fitting protrusion 421 may protrude to correspond to the first fitting groove 412.

The blocking ring portion 43 is recessed with a second fitting groove portion 422 into which the first fitting protrusion 411 is inserted and inserted by two adjacent second fitting protrusions 421. The second fitting groove 422 may be recessed to correspond to the first fitting protrusion 411. The second fitting protrusion 421 and the second fitting groove 422 may be provided in the auxiliary wing 42 extending from the blocking ring 43.

The first fitting protrusion 411 and the second fitting protrusion 421 form a pair with each other, and formed in two or more, so that it can easily correspond to the size of the sealed container, can improve the sealing force, the container unit 10 And the gap between the stacking unit 50 can be prevented.

Coupling guide 433 may protrude from the shielding ring 43. Coupling guide 433 may be formed to protrude in the ring ring portion 43 in the form of a ring, or may be formed to protrude apart from each other in the ring ring portion 43 corresponding to the second fitting groove 422.

Second modification

When two or more lamination units 50 are provided, the rotational close contact unit 40 may be formed such that the two members are engaged with each other by a combination of relative rotation between the first lamination unit and the second lamination unit of the lamination unit 50. Can be.

In the stacking unit 50, the rotary contact unit 40 has a close contact with the first stacking unit 41, the first fitting protrusion 411, the shielding ring 43, and the coupling between the first stacking unit and the second stacking unit. It may include a second fitting protrusion 421.

The close wing 41 is provided in the first stacking unit so that the packing unit 30 contacts. The close wing 41 may be provided at the inlet edge of the stacking space 51 at one side of the first stacking unit. At this time, the other side edge of the first stacking unit may be provided with a blocking ring 43 in the circumferential direction. Although not shown, the close wing 41 may be inclined in the first stacking unit.

The first fitting protrusions 411 are protruded from each other along the circumference of the first stacking unit in the close wing 41 or the first stacking unit. Here, the first fitting groove 412 is recessed in the contact wing 41 or the first stacking unit by two first fitting protrusions 411 adjacent to each other.

The shielding ring 43 is provided in the second stacking unit to surround the close wing 41. The shielding ring 43 may protrude along the circumferential direction at an inlet edge of the stacking space 51 at one side of the second stacking unit. The other edge of the second stacking unit may be provided with a close wing 41 in the circumferential direction. Since the shielding ring portion 43 surrounds the close wing portion 41, the packing unit 30 may be prevented from being exposed to the outside, and the appearance may be beautiful.

The outer circumferential surface of the shielding ring 43 may be provided with a gripping protrusion 431 for holding the user.

The second fitting protrusion 421 is spaced apart from each other by the shielding ring 43 so as to form the rotation path groove 44 into which the first fitting protrusion 411 is inserted. The second fitting protrusion 421 may protrude to correspond to the first fitting groove 412.

The blocking ring portion 43 is recessed with a second fitting groove portion 422 into which the first fitting protrusion 411 is inserted and inserted by two adjacent second fitting protrusions 421. The second fitting groove 422 may be recessed to correspond to the first fitting protrusion 411. The second fitting protrusion 421 and the second fitting groove 422 may be provided in the auxiliary wing 42 extending from the blocking ring 43.

The first fitting protrusion 411 and the second fitting protrusion 421 form a pair with each other, and are formed in two or more, so that it can easily correspond to the size of the sealed container, can improve the sealing force, and the first laminated unit and The gap between the second stacking units can be prevented.

Coupling guide 433 may protrude from the shielding ring 43. Coupling guide 433 may be formed to protrude in the ring ring portion 43 in the form of a ring, and may be formed to protrude apart from each other in the ring ring portion 43 corresponding to the second fitting groove 422.

When the first stacking unit and the second stacking unit are stacked on each other, the second stacking unit does not slip or leave the side of the first stacking unit due to the coupling guide 433, and the second stacking unit with respect to the first stacking unit. The relative rotational movement of the unit can be stabilized. In addition, the second fitting protrusion 421 is stably inserted into the first fitting groove 412 by the coupling guide 433, and the first fitting protrusion 411 is stably inserted into the second fitting groove 422. can do.

When relative rotation occurs between the first stacking unit and the second stacking unit, the first fitting protrusion 411 and the second fitting protrusion 421 are engaged with each other.

Third modification

Rotating contact unit 40 may be formed so that the two members are engaged with each other by the combination of the relative rotation between the stacking unit 50 and the lid unit 20.

First, with respect to the coupling between the stacking unit 50 and the lid unit 20, the rotary contact unit 40 has a close wing 41, the first fitting protrusion 411, the shielding ring 43, It may include two fitting protrusion 421.

The close wing 41 is provided in the stacking unit 50 so that the packing unit 30 is in contact. The close wing 41 may protrude along the circumferential direction at the other edge of the stacking unit 50. One side edge of the stacking unit 50 may be provided with a shielding ring 43 in the circumferential direction. Although not shown, the close wing 41 may be provided to be inclined in the stacking unit 50. At this time, the whole or part of the fixing plate portion 22 with respect to the elastic plate portion 21 may be bent substantially parallel to the close wing 41.

The first fitting protrusions 411 are protruded from each other along the circumference of the stacking unit 50 in the close wing 41 or the stacking unit 50. The first fitting groove 412 is recessed in the close wing 41 or the stacking unit 50 by two first fitting protrusions 411 adjacent to each other.

The shielding ring portion 43 is provided on the lid unit 20 so as to surround the close wing 41. The shielding ring 43 may protrude along the circumferential direction at the edge of the lid unit 20. The outer circumferential surface of the shielding ring 43 may be provided with a gripping protrusion 431 for holding the user. Since the shielding ring portion 43 surrounds the close wing portion 41, the packing unit 30 may be prevented from being exposed to the outside, and the appearance may be beautiful.

The second fitting protrusion 421 is spaced apart from each other by the shielding ring 43 so as to form the rotation path groove 44 into which the first fitting protrusion 411 is inserted. The second fitting protrusion 421 may protrude to correspond to the first fitting groove 412.

The blocking ring portion 43 is recessed with a second fitting groove portion 422 into which the first fitting protrusion 411 is inserted and inserted by two adjacent second fitting protrusions 421. The second fitting groove 422 may be recessed to correspond to the first fitting protrusion 411. The second fitting protrusion 421 and the second fitting groove 422 may be provided in the auxiliary wing 42 extending from the blocking ring 43.

Each of the first fitting protrusion 411 and the second fitting protrusion 421 form a pair, and formed in two or more, so that it can easily correspond to the size of the airtight container, can improve the sealing force, the stacking unit 50 And the gap between the lid unit 20 can be prevented.

Coupling guide 433 may protrude from the shielding ring 43. Coupling guide 433 may be formed to protrude in the ring ring portion 43 in the form of a ring, and may be formed to protrude apart from each other in the ring ring portion 43 corresponding to the second fitting groove 422.

When the lid unit 20 is stacked on the stacking unit 50, the lid unit 20 does not slide or separate from the stacking unit 50 to the side of the stacking unit 50 due to the coupling guide 433. The relative rotational movement of the lid unit 20 can be stabilized. In addition, the second fitting protrusion 421 is stably inserted into the first fitting groove 412 by the coupling guide 433, and the first fitting protrusion 411 is stably inserted into the second fitting groove 422. can do.

When relative rotation occurs between the stacking unit 50 and the lid unit 20, the first fitting protrusion 411 and the second fitting protrusion 421 are engaged with each other.

Second, with respect to the coupling between the stacking unit 50 and the lid unit 20, the rotary close contact unit 40 has a close wing 41, the first fitting protrusion 411, the shielding ring 43, It may include two fitting protrusion 421.

The close wing 41 is provided in the lid unit 20 so that the packing unit 30 contacts. The close wing 41 may protrude along the circumferential direction at the edge of the lid unit 20. Although not shown, the close wing 41 may be provided to be inclined from the lid unit 20.

The first fitting protrusion 411 is spaced apart from each other along the circumference of the lid unit 20 in the close wing 41 or the lid unit 20 is formed. Here, the first fitting groove 412 is recessed in the close wing 41 or the lid unit 20 by two first fitting protrusions 411 adjacent to each other.

The shielding ring portion 43 is provided on the stacking unit 50 to surround the close wing 41. The shielding ring 43 may protrude along the circumferential direction at the inlet edge of the stacking space 51 at the other side of the stacking unit 50. At this time, one side edge of the stacking unit 50 may be provided with a close wing 41 in the circumferential direction. Since the shielding ring portion 43 surrounds the close wing portion 41, the packing unit 30 may be prevented from being exposed to the outside, and the appearance may be beautiful. The outer circumferential surface of the shielding ring 43 may be provided with a gripping protrusion 431 for holding the user.

The second fitting protrusion 421 is spaced apart from each other by the shielding ring 43 so as to form the rotation path groove 44 into which the first fitting protrusion 411 is inserted. The second fitting protrusion 421 may protrude to correspond to the first fitting groove 412.

The blocking ring portion 43 is recessed with a second fitting groove portion 422 into which the first fitting protrusion 411 is inserted and inserted by two adjacent second fitting protrusions 421. The second fitting groove 422 may be recessed to correspond to the first fitting protrusion 411. The second fitting protrusion 421 and the second fitting groove 422 may be provided in the auxiliary wing 42 extending from the blocking ring 43.

Each of the first fitting protrusion 411 and the second fitting protrusion 421 form a pair, and formed in two or more, so that it can easily correspond to the size of the airtight container, can improve the sealing force, the stacking unit 50 And the gap between the lid unit 20 can be prevented.

Coupling guide 433 may protrude from the shielding ring 43. Coupling guide 433 may be formed to protrude in the ring ring portion 43 in the form of a ring, or may be formed to protrude apart from each other in the ring ring portion 43 corresponding to the second fitting groove 422.

In addition to the above description, the rotational close contact unit 40 may further include at least one of the first catching part 413 and the second catching part 442 as shown in FIGS. 8 and 9. The first catching portion 413 protrudes or recesses the first fitting protrusion 411, and the second catching portion 442 protrudes or recesses the rotation path groove 44 corresponding to the second fitting protrusion 421. Is formed.

Then, any one of the first catching part 413 and the second catching part 442 protrudingly formed is closely supported by the rotation path groove 44 to be coupled to each other, and the container unit 10 and the stacking unit 50 are stacked. The unit 50 and the lid unit 20 can be fixed stably. In particular, when both of the first catching part 413 and the second catching part 442 are provided, the first catching part 413 corresponds to the mutual engagement of the first fitting part 411 and the second fitting part 421. ) And the second catching portion 442 may be stably fixed to the container unit 10 and the stacking unit 50, the stacking unit 50, and the lid unit 20 which are coupled to each other and coupled to each other.

In addition, at least one of the first locking portion 413 and the second locking portion 442 may form a plurality of steps along the rotation path groove 44 as shown in FIGS. 8 and 9.

Then, as the first fitting protrusion 411 and the second fitting protrusion 421 are engaged with each other, an interval between the container unit 10 and the stacking unit 50, an interval between the first stacking unit and the second stacking unit, The gap between the stacking unit 50 and the lid unit 20 can be narrowed to increase the contact area and adhesion by the packing unit 30.

The airtight container described above may adjust the number of the stacking units 50 according to the amount of contents, and the lid unit 20 may be coupled to the container unit 10.

According to the sealed container described above, in storing and storing various contents in the sealed container, the height of the sealed container is adjusted, the sealing function of the sealed container is improved, and the container unit 10, the stacking unit 50, and the stacking unit ( 50) and the lid unit 20 can be firmly fixed to each other.

In addition, the contact area between the container unit 10 and the packing unit 30 is increased, the packing body 31 is positioned in the sealed groove 24, the container unit 10 and the stacking unit 50, In accordance with the pressing force between the stacking unit 50 and the lid unit 20 prevents the close lock portion 33 and the close fixing portion 34 is inserted into the sealed groove 24, the packing unit in the sealed groove 24 (30) can be easily attached and detached.

In addition, to increase the elastic force of the packing body portion 31, to prevent distortion of the packing unit 30 or distortion of the packing unit 30, the container unit 10, the stacking unit 50, the stacking unit 50 In the combination of the lid unit 20 and the frictional force of the packing unit can be minimized.

In addition, the force (pressure) applied to the packing unit 30 is dispersed while preventing the elastic deformation of the packing body 31, and the close locking part 33 is provided with a uniform pressing force, and the close locking part 33 The sealing force between the close wing 41 can be increased.

In addition, by combining the rotation method and the hook method, the container unit 10 and the stacking unit 50, the stacking unit 50 and the lid unit 20 can be easily attached to and detached from each other, and the contact area of the packing unit 30 is reduced. The sealing force of the container unit 10 and the stacking unit 50, the stacking unit 50 and the lid unit 20 can be improved by increasing.

In addition, the packing unit 30 can be easily separated, washed, and combined, hygiene management of the sealed container can be simplified, and the packing unit 30 can be stably fixed. In addition, it is convenient to discharge the air remaining in the receiving space 11 and the stacking space 51, it is possible to reduce the dispersal of the contents contained in the container unit 10 and the stacking unit 50.

In addition, in the engaged state, the packing unit 30 is suppressed or prevented from contacting the outside air, increases the adhesion of the packing unit 30, facilitates the overlap between the fitting protrusion and the fitting groove and the fitting protrusion, and the container unit. 10 and the stacking unit 50, the bonding stability of the stacking unit 50 and the lid unit 20 can be improved.

In addition, to maintain the overlapping state between the fitting protrusions, to prevent the separation of the container unit 10 and the stacking unit 50, the stacking unit 50 and the lid unit 20 by a separate external impact, packing unit By supporting the pressure 30 can maintain the elastic deformation state of the packing unit (30). In addition, it is possible to increase the pressing force of the packing unit 30 in the overlapping state between the fitting protrusions, and improve the sealing force by the packing unit 30. In addition, the structure can be simplified and fabrication can be simplified.

Although the preferred embodiments of the present invention have been described with reference to the drawings as described above, those skilled in the art can variously change the present invention without departing from the spirit and scope of the present invention as set forth in the claims below. Can be modified or changed.

The present invention relates to an airtight container that can adjust the height of the airtight container, improve the airtight function of the airtight container, and which can firmly fix the container unit, the lamination unit, and the lid unit to each other.

Claims (11)

Container unit provided with a receiving space for receiving the contents; At least one stacking unit having a stacking space communicating with the receiving space and stacked and coupled to the container unit; A lid unit for opening and closing the stacking space provided in the stacking unit; A packing unit sealing the container unit and the stacking unit, the stacking unit and the lid unit coupled to each other; And And a container for close contact with each other, wherein the container unit and the stacking unit, and the rotational close unit formed to engage two members by a relative rotation between the stacking unit and the lid unit. The method of claim 1, The packing unit, A packing body part provided with a long through hole along a length direction; A close locking portion protruding or recessed on an outer circumferential surface of the packing body portion; And And a close fixing part protruding or recessed from an outer circumferential surface of the packing body part at the edge of the close contact locking part in the circumferential direction of the packing body part. The method of claim 2, The packing unit, And a packing support portion protruding from the packing body portion to the through hole so as to partition the through hole. The method of claim 1, The rotational close contact unit for the combination of the container unit and the stacking unit, A close wing portion provided in the container unit so that the packing unit is in contact; A first fitting protrusion which is formed to be spaced apart from each other and is in close contact with the container wing unit; A first fitting groove provided in the close wing portion or the container unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the stacking unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And And a second fitting groove provided in the shielding part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The first fitting protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, and the first fitting protrusion is formed in accordance with the relative rotation of the stacking unit with respect to the container unit. Sealing container, characterized in that the interlocking with the second fitting protrusion via the rotation path groove. The method of claim 1, The rotational close contact unit for the combination of the container unit and the stacking unit, A close wing portion provided in the stacking unit so that the packing unit is in contact; First fitting protrusions protruding from and spaced apart from each other in the contact wing part or the stacking unit; A first fitting groove provided in the close wing portion or the stacking unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the container unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And And a second fitting groove provided in the shielding part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The first fitting protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, and the first fitting protrusion is formed in accordance with the relative rotation of the stacking unit with respect to the container unit. Sealing container, characterized in that the interlocking with the second fitting protrusion via the rotation path groove. The method of claim 1, The rotational close contact unit is a combination of the adjacent first laminated unit and the second laminated unit of the stacking unit, A close wing portion provided in the first stacking unit to be in contact with the packing unit; A first fitting protrusion part spaced apart from each other by the adhesion wing part or the first stacking unit; A first fitting groove portion provided in the close wing portion or the first stacking unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the second lamination unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And And a second fitting groove provided in the shielding part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The first fitting protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, and according to the relative rotation of the second stacking unit with respect to the first stacking unit. The sealing container of claim 1, wherein the fitting protrusion is engaged with the second fitting protrusion via the rotation path groove. The method of claim 1, The rotational close contact unit for the combination of the stacking unit and the lid unit, A close wing portion provided in the stacking unit so that the packing unit is in contact; First fitting protrusions protruding from and spaced apart from each other in the contact wing part or the stacking unit; A first fitting groove provided in the close wing portion or the stacking unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the lid unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And And a second fitting groove provided in the shielding part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The first fitting protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, and the first fitting protrusion is formed in accordance with the relative rotation of the lid unit with respect to the stacking unit. Sealing container, characterized in that the interlocking with the second fitting protrusion via the rotation path groove. The method of claim 1, The rotational close contact unit for the combination of the stacking unit and the lid unit, A close wing portion provided in the lid unit to be in contact with the packing unit; A first fitting protrusion which is formed to be spaced apart from each other to the close wing portion or the lid unit; A first fitting groove portion provided in the close wing portion or the lid unit and recessed by two adjacent first fitting protrusions; A shielding portion provided in the stacking unit to surround the close wing portion; A second fitting protrusion formed to be spaced apart from each other to correspond to the first fitting groove so as to form a rotation path groove into which the first fitting protrusion is inserted; And And a second fitting groove provided in the shielding part and recessed by two second fitting protrusions adjacent to each other to correspond to the first fitting protrusion so as to communicate with the rotation path groove. The first fitting protrusion is inserted into the second fitting groove, and the second fitting protrusion is inserted into the first fitting groove, and the first fitting protrusion is formed in accordance with the relative rotation of the lid unit with respect to the stacking unit. Sealing container, characterized in that the interlocking with the second fitting protrusion via the rotation path groove. The method according to any one of claims 4 to 8, The rotational close contact unit, The airtight container further comprising at least one of a first catching portion protruding from the first fitting protrusion and a second catching portion protruding from the rotation path groove corresponding to the second fitting protrusion. The method of claim 9, At least one of the first catching portion and the second catching portion, the sealed container, characterized in that a plurality of steps to form a step along the rotation direction of the lid unit. The method according to any one of claims 4 to 8, Sealing container is characterized in that the coupling ring is formed protruding ring portion.

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