阅读说明：本技术 包装容器 (Packaging container ) 是由 严德斌 陈远洪 于 2020-05-19 设计创作，主要内容包括：本发明涉及一种包装容器,包括罐体、第一盖体、第二盖体以及第三盖体,罐体内设有容纳乳液的空腔以及连通空腔的出液头；第一盖体可拆卸盖合于出液头上,第一盖体包括密封柱以及设有通孔的出液板；第二盖体可拆卸盖合于第一盖体上,第二盖体包括与出液板相对开设的弹性压合板以及围设于密封柱外的密封环；第三盖体与第一盖体可旋转连接,且第三盖体的内表面设有围合密封环的压环部,压环部向密封环施加使弹性压合板收缩的压力。弹性压合板内部设计成网格状或车轮状,弹性槽设计比较薄,可变形还具有一定弹力。(The invention relates to a packaging container, which comprises a tank body, a first cover body, a second cover body and a third cover body, wherein a cavity for containing emulsion and a liquid outlet head communicated with the cavity are arranged in the tank body; the first cover body is detachably covered on the liquid outlet head and comprises a sealing column and a liquid outlet plate provided with a through hole; the second cover body is detachably covered on the first cover body and comprises an elastic pressing plate oppositely arranged with the liquid outlet plate and a sealing ring arranged around the sealing column; the third lid and first lid rotatable coupling, and the internal surface of third lid is equipped with the clamping ring portion that encloses the sealing ring, and the clamping ring portion exerts the pressure that makes the elasticity pressfitting board shrink to the sealing ring. The interior of the elastic laminated plate is designed into a grid shape or a wheel shape, and the elastic grooves are designed to be thin and can be deformed and have certain elasticity.)

1. A packaging container, comprising:

the tank body is internally provided with a cavity for containing emulsion and a liquid outlet head communicated with the cavity;

the first cover body is detachably covered on the liquid outlet head and comprises a sealing column and a liquid outlet plate provided with a through hole;

the second cover body is detachably covered on the first cover body and comprises an elastic pressing plate and a sealing ring, the elastic pressing plate is arranged opposite to the liquid outlet plate, and the sealing ring is arranged around the sealing column;

the outer wall of the sealing column, the inner wall of the sealing ring, the outer wall of the liquid outlet plate and the inner wall of the elastic pressing plate are surrounded to form a middle cavity; and the emulsion enters the middle cavity, and pressure for unfolding the elastic pressing plate to enable the sealing column to be separated from the sealing ring so as to enable the sealing ring to discharge liquid is applied to the elastic pressing plate.

2. The packaging container as claimed in claim 1, wherein the resilient pressing plate is a convex annular plate, the sealing ring is disposed at a middle position of the resilient pressing plate, and a deformation groove is formed on an inner wall of the resilient pressing plate.

3. The packaging container according to claim 2, wherein the deforming groove is in a wheel shape or a grid shape.

4. The packaging container of claim 1 wherein the first cover further comprises a first fastening portion and the second cover further comprises a second fastening portion adapted to be secured to the first fastening portion.

5. The packaging container according to claim 4, wherein the first engaging portion is provided with a sealing groove and a fixing groove, and the second engaging portion is provided with a sealing ring tightly inserted into the sealing groove and a locking ring locked in the fixing groove.

6. The packaging container according to claim 1, wherein the first cover further comprises a third fastening portion, and a fourth fastening portion adapted to and fixed with the third fastening portion is provided on an outer wall of the liquid outlet head of the tank body.

7. The packaging container as claimed in claim 1, wherein the first cover further comprises a groove positioning member, and a protruding positioning member is disposed on an outer wall of the liquid outlet head of the tank body for facilitating insertion of the groove positioning member.

8. The packaging container according to claim 1, further comprising a third cover body rotatably connected to the first cover body, wherein a pressing ring portion surrounding the sealing ring is provided on an inner surface of the third cover body, and the pressing ring portion applies a pressing force to the elastic pressing plate to contract the elastic pressing plate.

Technical Field

The invention belongs to the technical field of cosmetic packaging, and particularly relates to a packaging container.

Background

The update of chemical packaging products, foods and medicines in the market is on the rise, so that the requirements on functions are met, the use is more convenient, the structure is trendy and the characteristics are achieved, the impression is profound, the consumers are attracted, the grade is improved, and the market competitiveness is enhanced. Some products on the market are constructed to be capable of being pushed open, but not capable of effectively returning air, resulting in flatter containers and harder containers to squeeze out the contents later.

Disclosure of Invention

The invention provides a packaging container, which is used for achieving the purpose that the container can naturally rebound after being used so as to facilitate the extrusion of contents.

In a first aspect, the present invention discloses a packaging container comprising:

the tank body is internally provided with a cavity for containing emulsion and a liquid outlet head communicated with the cavity;

the first cover body is detachably covered on the liquid outlet head and comprises a sealing column and a liquid outlet plate provided with a through hole;

the second cover body is detachably covered on the first cover body and comprises an elastic pressing plate and a sealing ring, the elastic pressing plate is arranged opposite to the liquid outlet plate, and the sealing ring is arranged around the sealing column;

the outer wall of the sealing column, the inner wall of the sealing ring, the outer wall of the liquid outlet plate and the inner wall of the elastic pressing plate are surrounded to form a middle cavity; and the emulsion enters the middle cavity, and pressure for unfolding the elastic pressing plate to enable the sealing column to be separated from the sealing ring so as to enable the sealing ring to discharge liquid is applied to the elastic pressing plate.

Preferably, the elasticity pressfitting board is outer convex annular panel, the sealing ring is located the intermediate position of elasticity pressfitting board, be equipped with the deformation groove on the inner wall of elasticity pressfitting board.

Preferably, the deformation grooves are in a wheel shape or a grid shape.

Preferably, the first cover body further comprises a first buckling part, and the second cover body further comprises a second buckling part matched and fixed with the first buckling part.

Preferably, a sealing groove and a fixing groove are arranged on the first buckling part, and a sealing ring tightly inserted into the sealing groove and a buckle ring clamped in the fixing groove are arranged on the second buckling part.

Preferably, first lid still includes third buckling parts, the play liquid head outer wall of the jar body be equipped with the fixed fourth buckling parts of third buckling parts adaptation.

Preferably, the first cover body further comprises a groove positioning piece, and a protruding positioning piece which is convenient for the groove positioning piece to be inserted is arranged on the outer wall of the liquid outlet head of the tank body.

Preferably, this packaging container still includes the third lid, the third lid with first lid rotatable coupling, just the internal surface of third lid is equipped with and encloses the clamping ring portion of sealing ring, clamping ring portion to the elasticity compressed particleboard applys the pressure that makes the elasticity compressed particleboard shrink.

As can be seen from the above-mentioned embodiments of the present invention, the packaging container of the present invention is configured such that the second cover is provided on the first cover, and the second cover and the first cover enclose an intermediate cavity having an inlet formed by a through hole in the first cover and an outlet formed by a seal ring in the second cover, and the elastic press plate is deformable. When the emulsion is extruded into the middle cavity, the elastic pressing plate is extruded to jack upwards, the sealing ring is separated from the sealing column under the driving of the elastic pressing plate, the emulsion flows out of the sealing ring, when force is not applied, the elastic pressing plate keeps an elastic opening state, the elastic restoring force of the tank body enables external gas and the emulsion to be sucked into the tank body, the tank body naturally restores to an original shape, and the tank body cannot be flatter and flatter, so that the emulsion is conveniently extruded out next time easily.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic view of the overall structure of the packaging container of the present invention;

FIG. 2 is a sectional view of the packing container of the present invention in a closed state;

FIG. 3 is a sectional view of the packing container of the present invention in an opened state;

FIG. 4 is an enlarged partial view of the portion circled A in FIG. 3;

FIG. 5 is a schematic view of the combination structure of the first cover and the third cover of the packaging container of the present invention;

FIG. 6 is a first structural schematic view of a second cover of the packaging container of the present invention;

FIG. 7 is a second structural diagram of the second cover of the packaging container of the present invention;

FIG. 8 is a schematic structural view of a can body of the packaging container of the present invention;

FIG. 9 is a cross-sectional view of another embodiment of the packaging container of the present invention in a closed state;

fig. 10 is a schematic structural view of a can body of another embodiment of the packaging container of the present invention.

Main element number description:

1. a tank body; 2. a first cover body; 3. a second cover body; 4. a third cover body; 11. a liquid outlet head; 12. a fourth fastening part; 13. a raised locating element; 21. sealing the column; 22. a liquid outlet plate; 23. a first buckling part; 24. a third buckling part; 31. a resilient press plate; 32. a seal ring; 33. a second fastening part; 41. a pressure ring part; 311. a deformation groove; 321. a sealing part; 322. a liquid outlet part; 231. a sealing groove; 232. fixing grooves; 233. a buckling ring; 331. a seal ring; 332. a buckle ring.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention discloses a packaging container, which comprises a tank body 1, a first cover body 2, a second cover body 3 and a third cover body 4, wherein a cavity for containing emulsion and a liquid outlet head 11 communicated with the cavity are arranged in the tank body 1; the first cover body 2 can be detachably covered on the liquid outlet head 11, and the first cover body 2 comprises a sealing column 21 and a liquid outlet plate 22 provided with a through hole; the second cover body 3 can be detachably covered on the first cover body 2, and the second cover body 3 comprises an elastic pressing plate 31 arranged opposite to the liquid outlet plate 22 and a sealing ring 32 arranged around the sealing column 21; the third cover 4 is rotatably connected to the first cover 2, and a pressing ring portion 41 that surrounds the seal ring 32 is provided on an inner surface of the third cover 4, and the pressing ring portion 41 applies a pressure to the seal ring 32 to contract the elastic pressing plate 31.

Wherein, the outer wall of the sealing column 21, the inner wall of the sealing ring 32, the outer wall of the liquid outlet plate 22 and the inner wall of the elastic pressing plate 31 are surrounded to form a middle cavity; the emulsion enters the intermediate chamber and applies pressure to the elastic pressing plate 31 to expand the elastic pressing plate 31 to reach the state that the sealing post 21 is separated from the sealing ring 32 to allow the sealing ring 32 to go out of the liquid.

Compared with the prior art, the packaging container of the present invention has the second cover 3 disposed on the first cover 2, and the second cover 3 and the first cover 2 enclose the middle cavity with the through hole on the first cover 2 as the inlet and the sealing ring 32 on the second cover 3 as the outlet, so that the elastic pressing plate 31 can deform. When the emulsion is extruded into the middle cavity, the elastic pressing plate 31 is extruded and jacked upwards, the sealing ring 32 is separated from the sealing column 21 under the driving of the elastic pressing plate 31, the emulsion flows out of the sealing ring 32, when force is not applied, the elastic pressing plate 31 keeps an elastic opening state, the elastic restoring force of the tank body enables the outside air and the emulsion to be sucked into the tank body 1, the tank body 1 naturally restores to the original shape, the more the use is, the flatter the use is, and the emulsion can be extruded easily next time.

In this embodiment, the elastic pressing plate 31 is a convex annular plate, the seal ring 32 is provided at the middle position of the elastic pressing plate 31, and the inner wall of the elastic pressing plate 31 is provided with a deformation groove 311. The shape of the through hole of the first cover 2 is similar to the shape of the elastic pressing plate 31, and the deformation groove 311 is provided to facilitate the elastic pressing plate 31 to expand toward the sealing ring 32 during the emulsion extrusion process.

Specifically, the sealing ring 32 includes a sealing portion 321 and a liquid outlet portion 322, the sealing portion 321 surrounds the sealing post 21, and the liquid outlet portion 322 is connected to the deformation end of the elastic pressing plate 31.

Referring further to fig. 7-8, the deformed slots 311 are in the shape of a wheel (as shown in fig. 7) or a grid (as shown in fig. 8). The symmetrical shape of the deformation groove 311 can make the stress of the elastic pressing plate more uniform, which is convenient for the elastic pressing plate to spring out synchronously, of course, the invention is not limited to the design of the deformation groove structure, and the deformation and transformation of the scheme belong to the deformation and transformation of the scheme as long as the deformation groove structure capable of achieving uniform springback effect is arranged, and the protection scope of the invention is covered.

In this embodiment, the first cover 2 further includes a first fastening portion 23, and the second cover 3 further includes a second fastening portion 33 adapted and fixed to the first fastening portion 23. The first cover 2 and the second cover 3 are fixed by the first engaging portion 23 and the second engaging portion 33.

Specifically, the first engaging portion 23 is provided with a seal groove 231 and a fixing groove 232, and the second engaging portion 33 is provided with a seal ring 331 tightly inserted into the seal groove 231 and a snap ring 332 locked in the fixing groove 232. A buckling ring 233 is arranged between the sealing groove 231 and the fixing groove 232, the buckling ring 233 is clamped between the sealing ring 331 and the buckling ring 332, a first limiting bulge is arranged on the surface of the buckling ring 233, which is in contact with the buckling ring 332, a second limiting bulge is arranged on the surface of the buckling ring 332, and the second limiting bulge is limited between the bottom of the fixing groove 232 and the first limiting bulge.

In this embodiment, the first cover 2 further includes a third fastening portion 24, and a fourth fastening portion 12 adapted and fixed to the third fastening portion 24 is disposed on an outer wall of the liquid outlet head 11 of the tank 1. The third buckling part 24 is a third limiting bulge extending towards the tank body 1, the fourth buckling part 12 is a fourth limiting bulge extending towards the first cover body 2, and the fourth limiting bulge is limited at the inner side of the third limiting bulge, so that the first cover body 2 and the tank body 1 are fixed.

When the third cover 4 and the first cover 2 are closed by rotation, the first cover 2 is provided with a positioning buckle for fixing the third cover 4, the third cover 4 is folded with the first cover 2, and the pressing ring portion 41 on the third cover 4 presses the elastic pressing plate 31. When the third cover 4 is pushed open, the first cover 2 and the third cover 4 are unfolded and separated.

Referring to fig. 9-10, different from the above, in another embodiment, the first cover 2 further includes a groove positioning member, and the outer wall of the liquid outlet head 11 of the tank 1 is provided with a protrusion positioning member 14 inserted into the groove positioning member. The shape of the concave positioning piece is matched with that of the convex positioning piece 14, so that the first cover body 2 and the tank body 1 can be prevented from rotating. Of course, the present invention is not limited to the connection manner between the first cover 2 and the tank 1, and the first cover 2 and the tank 1 may be stably fixed directly by matching the internal thread and the external thread.

In use, the third cover 4 is pushed open, then the can body 1 is squeezed by hand, the movable part of the elastic pressing plate 31 is pushed up by the pressure of the squeezed can body 1, the weak deformation groove 311 is formed in the middle part of the elastic pressing plate 31, and the middle part can be properly deformed and can be sprung upwards or downwards within a set range. Elastic pressing plate 31 receives the area design of atmospheric pressure great relatively, calculate according to F ═ PS, under the same extrusion force, lifting surface area S is big more, thrust will be big more, push away more easily, go up as elastic pressing plate 31 is being pushed away, when removing gradually and surpassing critical terminal surface, just sealing ring 32 separates with first lid 2 'S sealed post 21, mutual frictional resistance has just not been had, elastic pressing plate 31 will live in the same place again naturally and bounce, sealing ring 32 upper end oral area separates with first lid 2' S sealed post 21, liquid head 11 has just been opened, can extrude the content and use. The liquid outlet head 11 on the sealing ring 32 is designed to be slightly higher than the cover surface, the content is relatively difficult to drip on the cover surface, the cover surface is clean and tidy, after a proper amount of content is extruded, the hand is loosened, the tank body 1 naturally rebounds to the original shape, the structural design can smoothly return air, the content can be recovered, the cover can be easily extruded when being used next time, the outlet of the liquid outlet part 322 is designed to be in a horn shape with a large outer part and a small inner part, the purpose is that if the content is thick, the sealing column 21 can push out the residue on the inner wall of the liquid outlet part 322 when the cover is closed, the residual collecting effect is achieved, when the elastic pressing plate 31 is not pushed away by the third cover body 4, the elastic pressing plate is pressed by the downward elastic force, the liquid outlet part 322 is still in a sealing state, the liquid outlet part is ensured to be extruded for use, the product with relatively thin content cannot easily flow out, the cleanness of the cover opening is ensured, Clean and beautiful. Since the third lid 4 is not in direct contact with the contents at all times, the lid is kept clean throughout the use.

The invention has the advantages of ingenious structure, convenient use and certain characteristics. Assembling: the elastic pressing plate 31 is pressed into the first cover 2, and then the third cover 4 is closed, and the third cover 4 is fastened to the second cover 3. The container is pressed into the outer cover, the rotation stopping ribs of the container are inserted into the rotation stopping grooves of the cover, the container is firmly buckled and prevented from rotating, and the assembly is relatively simple. The product can be used for daily product packaging, medicine packaging and the like in different use occasions.

In view of the above description of the technical solutions provided by the present invention, those skilled in the art will recognize that there may be variations in the technical solutions and the application ranges according to the concepts of the embodiments of the present invention, and in summary, the content of the present specification should not be construed as limiting the present invention.