CN103979201A

CN103979201A - Sealing structure for jar

Info

Publication number: CN103979201A
Application number: CN201410227170.3A
Authority: CN
Inventors: 孔厚良
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-27
Filing date: 2014-05-27
Publication date: 2014-08-13

Abstract

The invention discloses a sealing structure for a jar. The sealing structure comprises a jar body and a jar cap, wherein an inner groove that is parallel with the end face of an opening is formed on an outer wall at an opening end of the jar body; an elastic sealing member that is parallel with the outer wall of the jar is arranged in the inner groove; the elastic sealing member is in interference fit with an inner cavity wall of the jar cap so as to be fastened with the same. The sealing structure disclosed by the invention using such a design mentioned above has the beneficial effects that: the sealing member is applicable for the jar of various shapes, including circle, ellipse, square, parallelogram and rhombus, and is wide in the scope of application; through interference fit of the sealing member and the jar cap, sealing between the jar cap and the jar body is realized, in this way, a good sealing performance is achieved, and the jar can be opened and sealed repeatedly; the sealing member is not in contact with food and is hard to be damaged, so that safe and reliable storage are guaranteed.

Description

A kind of hermetically-sealed construction of Bottle & Can

Technical field

The present invention relates to a kind of hermetically-sealed construction of container, especially for the hermetically-sealed construction of storing food containers and lid.

Background technology

The hermetically-sealed construction of existing storage food containers and lid is to be close to vessel port end face with a seal ring, and contact with corresponding container caping chamber face, storage vessel open end establishes screw thread and container cover inner cavity surface screw thread is screwed, by screw thread, screw seal ring interference fit between vessel port and container cover is sealed gradually, this hermetically-sealed construction existing problems are to be suitable for bulge, and square container or elliptical vessel all will be punctured into circular open so that screw thread screws at opening portion.For numerous food product container, in order to keep original shape protoplasm and the original flavor of food, have to still adopt disposable sealing up a tin, for once having eaten, cannot preserve again sealing, this and current user demand phase uncoupling, can not adapt to advocate thriftiness and improve food preservation safety in the urgent need to.

Summary of the invention

The technical problem to be solved in the present invention, the use shortcoming existing for current bottle container hermetically-sealed construction, improves the hermetically-sealed construction of sealed food Bottle & Can, designs the multiple tank doleiform of a kind of existing adaptation shape, can repeatedly seal again the structure of using, to improve the safe and reliable of Bottle & Can storage food.

A kind of hermetically-sealed construction of Bottle & Can, comprise bottle container and bottle cap, it is characterized in that bottle container open end outer wall establishes an inner groovy parallel with open end, establish the elastic sealing element parallel with Bottle & Can outer wall in described inner groovy, described elastic sealing element and described bottle cap internal chamber wall interference fit are locked.

Described bottle container is all circle or oval or parallelogram or the square or prismatic that profile is identical with bottle cap.

Described elastic sealing element is circular or oval or parallelogram or square or prismatic.

Described elastic sealing element is ring strip or tubulose sealing member.

In the outer tubular wall of described sealing member, establish some wedge angles or corner projection.

The beneficial effect of above-mentioned design is: the 1. applicable multiple Bottle & Can shape of sealing member, no matter circular, oval, square, parallelogram or prismatic, applicable area is large.2. rely on the interference fit of sealing member and bottle cap to realize the sealing of bottle cap and tank body, good seal performance, and uncork sealing repeatedly.3. sealing member does not contact with food, and sealing member does not damage, and guarantees to store safe and reliable.

Accompanying drawing explanation

Fig. 1 a is oval Bottle & Can, and Fig. 1 b is A-A cutaway view of Fig. 1 a.

Fig. 2 a is parallelogram Bottle & Can, and Fig. 2 b is B-B cutaway view of Fig. 2 a.

Fig. 3 a is circular seal ring section, and Fig. 3 b is square seal ring section.

Fig. 4 a is that outer 1 the wedge angle projection of sideband of sealing member is analysed and observe, and Fig. 4 b is that outer 2 the wedge angle projections of sideband of sealing member are analysed and observe, and Fig. 4 c is outer 3 the wedge angle projection cutaway views of sideband of sealing member, and Fig. 4 d is sealing member 3 above wedge angle projection cutaway views in addition.

Fig. 5 a is that outer 1 the corner projection of sideband of sealing member is analysed and observe, and Fig. 5 b is that outer 2 the corner projections of sideband of sealing member are analysed and observe, and Fig. 5 c is outer 3 the corner projection cutaway views of sideband of sealing member, and Fig. 5 d is sealing member 3 above corner projection cutaway views in addition.

Fig. 6 a is the cutaway view of the outer sideband wedge angle projection of sealing member and outer rim base, and Fig. 6 b is the cutaway view of the outer sideband corner projection of sealing member and outer rim base.

Fig. 7 a is that the outer rim base of the outer sideband wedge angle projection of sealing member adds to the cutaway view of lower lip circle, and Fig. 7 b is that the outer rim base of the outer sideband corner projection of sealing member adds to the cutaway view of lower lip circle.

The specific embodiment

Below in conjunction with accompanying drawing, the embodiment of the present invention is described further.

Shown in Fig. 1 a～Fig. 1 b and Fig. 2 a～Fig. 2 b, Fig. 1 a and Fig. 1 b represent the hermetically-sealed construction of rectangular Bottle & Can shown in oval and Fig. 2 a～Fig. 2 b, bottle container 3 and capping 2 can be metal, pottery, glass, bamboo wood or plastics, make circle, ellipse, parallelogram, square or prismatic.At the open end outer wall of bottle container 3, establish a groove paralleling with open end 30, in described groove 30, be embedded elastic sealing element 1, elastic sealing element 1 comprise with the sealing member 11 of described inner groovy 30 tablings and with perpendicular wedge angle 13 or corner 12 projections in sealing member 11 outsides.The internal chamber wall 21 that described capping 2 is stretched downwards and described elastic sealed body 11 sealing fits.The wear-resisting lively silica gel of described sealing member 1 use, rubber or plastics forming, its shape matches with the shape of described bottle container 1, can be circle, ellipse, parallelogram, square or prismatic.Bottom surface at the inner groovy 30 of bottle container 3 also can be established an outward flange 31 paralleling with inner groovy 30, and forms a step with the bottom surface of inner groovy 30.The size of described inner groovy 30 and sealing member 11 is interference fit substantially, and the width up and down of inner groovy 30 is required to determine by volume and the sealing property of Bottle & Can, can be 0.5mm～50mm, capping 2 and bottle container 3 side seal fits.

Sealing member 11 can be ring strip or tubulose according to bottle container volume and sealing requirements, according to operating needs, is described below:

As shown in Figure 3 a and Figure 3 b shows, be strip seal ring, Fig. 3 a is circular tangent plane 10, Fig. 3 b is corner tangent plane 12, is applicable to little volume, as little tea can, convenient often open and immediately fit use, wherein laborsaving the but not high situation of seal request of circular seal ring can opening and fit is used.

Shown in Fig. 4 a～Fig. 4 d, for tubular seal cross section view, on sealing member 11 outer walls, to establish more than one or two or three or three wedge angle 13 projections, shown in Fig. 5 a～Fig. 5 d, for tubulose sealing member 11 outer walls are established one or two or three or three above corner 12 projection cross section views, in shape and the quantity of sealing member 11 peripheral hardware projections, be also to select applicable structure according to volume and seal request.

Fig. 6 a～Fig. 6 b is a kind of sealing member with base 14, and the wedge angles 13 that 11 2 of sealing members are above or corner 12 projections and base 14 increase the length of annular seal spaces, and raising sealing property is applicable to the storage to food of Bottle & Can that volume is larger.

At base as shown in Figure 7a or 7b, increasing by a downward lip circle 15 for 14 times again and also can increase sealing reliability, is also one of embodiment of the present invention, no longer describes in detail.

Sealing property contrast test:

Embodiment 1, select sealing structure part shown in Fig. 4 a, composition is elastic silica gel, be enclosed within round plastic bottle outer wall 3 inner groovy 30 parallel with open end, control bottle is round plastic bottle, and the area of open end is identical with circular test plastic bottle area, and the round plastic bottle of control group is that general external screw thread finish and vinyl cover negative thread screws, and adds conventional seals circle between spiral cover and bottleneck.

The room temperature water that the round plastic bottle of the round plastic bottle of test and contrast is added to same volume, respectively add bottle cap sealing, then all stand upside down on the paper of sustained height, viewing test bottle and the control bottle seepage washmarking mark on paper, after 10 minutes, 30 minutes and 60 minutes, the assay flask standing upside down and control bottle on paper, show that the sealing property that Bottle & Can hermetically-sealed construction that the present invention adopts and existing screw thread+seal ring screw is again basic identical without any aqueous leak.

Embodiment 2, select sealing structure part shown in Fig. 5 c, composition is elastic silica gel, be enclosed within square plastic bottle outer wall 3 inner groovy 30 parallel with open end, control bottle is square plastic bottle, and the area of open end is identical with square test plastic bottle, the square bottle of contrast and bottle cap (without screw thread without seal ring) be fit directly.

By the square plastic bottle of test with contrast square plastic bottle in add the room temperature water of same volume, respectively add a cover compression, then all stand upside down on the paper of sustained height, contrast water in bottle oozes out immediately, and assay flask through 1,10,60 minute still exclusion seepage, show that Bottle & Can hermetically-sealed construction of the present invention is for the remarkable result that is sealed with of square Bottle & Can on paper.

Claims

1. the hermetically-sealed construction of a Bottle & Can, comprise bottle container and bottle cap, it is characterized in that bottle container open end outer wall establishes an inner groovy parallel with open end, establish the elastic sealing element parallel with Bottle & Can outer wall in described inner groovy, described elastic sealing element and described bottle cap internal chamber wall interference fit are locked.

2. the hermetically-sealed construction of a kind of Bottle & Can according to claim 1, is characterized in that described bottle container and bottle cap are all circle or oval or parallelogram or the square or prismatic that profile is identical.

3. the hermetically-sealed construction of a kind of Bottle & Can according to claim 1, is characterized in that described elastic sealing element is for circular or oval or parallelogram or square or prismatic.

4. the hermetically-sealed construction of a kind of Bottle & Can according to claim 1, is characterized in that the upper and lower width of described inner groovy is 0.5mm～50mm.

5. the hermetically-sealed construction of a kind of Bottle & Can according to claim 1, it is characterized in that described elastic sealing element comprise with the sealing member of described inner groovy tabling and with perpendicular wedge angle or the corner projection in described sealing member outside.

6. the hermetically-sealed construction of a kind of Bottle & Can according to claim 5, is characterized in that described sealing member is for ring strip or tubulose.

7. the hermetically-sealed construction of a kind of Bottle & Can according to claim 5, is characterized in that establishing one or two or three or three above wedge angle projections in the outer tubular wall of described sealing member.

8. the hermetically-sealed construction of a kind of Bottle & Can according to claim 5, is characterized in that establishing one or two or three or three above corner projections in the outer tubular wall of described sealing member.

9. the hermetically-sealed construction of a kind of Bottle & Can according to claim 5, is characterized in that described sealing member band one base, on the tube wall on described base with two or above wedge angle projection.

10. the hermetically-sealed construction of a kind of Bottle & Can according to claim 5, is characterized in that described sealing member band one base, on the tube wall on described base with two or above corner projection.