CN216962061U

CN216962061U - Inner container and container with same

Info

Publication number: CN216962061U
Application number: CN202123212410.7U
Authority: CN
Inventors: 董雪露; 涂序才
Original assignee: Zhejiang Jiati Technology Co ltd
Current assignee: Zhejiang Jiati Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-07-15
Anticipated expiration: 2031-12-17

Abstract

The utility model relates to the technical field of heat-insulating containers, and discloses an inner container and a container with the same, wherein the inner container comprises an inner container body, the inner container body comprises an outer-layer inner container and an inner-layer inner container, the inner-layer inner container is arranged in the outer-layer inner container, and the outer-layer inner container and the inner-layer inner container are processed through a spinning process or a bulging process so as to be tightly attached to each other; the outer-layer liner comprises an outer-layer cylinder body and an outer-layer bottom, and is integrally formed by a metal plate; the inner liner comprises an inner cylinder and an inner bottom, and the inner bottom is positioned at the lower end of the inner cylinder. The outer liner is integrally stretched to form a whole body without a welding seam, the inner cylinder body and the bottom of the inner layer are welded and then are placed in the outer liner and are tightly attached to the outer liner, and the sealing performance and the structural stability of the liner body are improved.

Description

Inner container and container with same

Technical Field

The utility model relates to the technical field of heat-preservation containers, in particular to an inner container and a container with the same.

Background

Vacuum cups in the current market are basically stainless steel vacuum cups, and the acid resistance and the heavy metal content of 304 stainless steel cannot meet the daily use scenes of consumers, for example, the vacuum cups are easily corroded by acid or cause heavy metal to be separated out in the process of containing tea, beverages, acidic beverages or foods, so that the health of human bodies is affected. In recent years, the titanium material has the advantages of solving the defects of the 304 stainless steel material and being healthier. However, the price of the titanium material is high, the existing titanium cup has the situations of poor heat insulation performance and chronic air leakage, and the key point of the utility model is how to solve the problems. For example, the utility model of China (application number: CN202010068652.4) discloses a vacuum cup with a titanium composite inner container and a manufacturing process thereof, the vacuum cup comprises an inner container body, the inner container body comprises a first inner container layer and a second inner container layer, the first inner container layer and the second inner container layer are concentrically arranged, the first inner container layer is made of stainless steel materials or copper materials or iron materials or aluminum materials, the second inner container layer is made of titanium materials, a first bottom layer and a second bottom layer are arranged at the lower end of the inner container body, the first bottom layer is made of stainless steel materials, the second bottom layer is made of titanium materials, the first bottom layer is fixedly connected with the lower end part of the first inner container layer, and the second bottom layer is fixedly connected with the lower end part of the second inner container layer. Because grafting forms compound barrel behind the compound inner bag for panel welding one-tenth tubular product among the above-mentioned patent, compound barrel with respectively with the titanium that corresponds at the bottom with the stainless steel welding form, the outer stainless steel body of inner bag forms an annular weld with the stainless steel end welding, this welding seam will cause the thermos cup can't form the vacuum layer when the evacuation if there is the rosin joint, causes the product to scrap the yield of direct influence thermos cup.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides an inner container and a container with the inner container.

In order to solve the technical problems, the utility model is solved by the following technical scheme:

a liner comprises a liner body, wherein the liner body comprises an outer liner and an inner liner, the inner liner is arranged in the outer liner, and the outer liner and the inner liner are processed by a spinning process or a bulging process so as to be tightly attached to each other;

the outer liner comprises an outer cylinder and an outer bottom, and is integrally formed by a metal plate, and the outer bottom is positioned at the lower end of the outer cylinder;

the inner liner comprises an inner cylinder and an inner bottom, and the inner bottom is positioned at the lower end of the inner cylinder.

Preferably, the inner liner is integrally formed by a titanium plate.

Preferably, the inner liner is formed in a split mode, the inner cylinder is formed by curling titanium plates, the curling butt joint of the inner cylinder is a longitudinal welding line, and the longitudinal welding line extends longitudinally along the axis of the inner cylinder.

Preferably, the bottom of the inner layer is welded to the lower end of the inner layer cylinder through a circular welding seam.

Preferably, the inner liner is made of a titanium material, and the outer liner is made of a metal material except the titanium material.

Preferably, the bottom of the outer layer and the bottom of the inner layer are attached and are both in an arc shape which is concave downwards.

Preferably, the middle part of the bottom of the outer layer is provided with a through hole, and the through hole is sealed by glass solder.

A container comprises the liner and a shell, wherein the liner body is arranged in the shell, and the upper end of the liner body is fixedly connected with the upper end of the shell.

Preferably, the shell and the inner container are made of the same material.

Preferably, a vacuum layer is arranged between the outer shell and the inner container body.

Due to the adoption of the technical scheme, the utility model has the remarkable technical effects that: the outer liner is integrally stretched to enable the outer liner to be integrally free of welding seams, the inner cylinder body and the bottom of the inner layer are welded and then arranged in the outer liner and tightly attached to the outer liner, and the sealing performance of the liner body and the structural stability are improved.

Drawings

Fig. 1 is a schematic sectional structure view of the liner body.

Fig. 2 is a schematic structural view of the inner liner.

Fig. 3 is a schematic sectional structure of the container.

FIG. 4 is a schematic view of the structure of the inner container in embodiment 3.

FIG. 5 is a schematic view of the structure of the container in example 3.

The names of the parts indicated by the numerical references in the drawings are as follows: 1-inner container body, 101-outer layer inner container, 1011-outer layer cylinder, 1012-outer layer bottom, 102-inner layer inner container, 1021-inner layer cylinder, 1022-inner layer bottom, 2-shell, 3-vacuum layer, 4-annular welding line, 5-longitudinal welding line and 6-through hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Example 1

A liner, as shown in figure 1, comprises a liner body 1, the liner body 1 comprises an outer liner 101 and an inner liner 102, the inner liner 102 is arranged in the outer liner 101, the inner liner 102 is inserted into the outer liner 101 and then processed through a spinning process or an expansion process to be tightly attached to the outer liner 101, air between the inner liner 102 and the outer liner 101 is discharged through the spinning process or the expansion process to be tightly attached to the outer liner 101, even if no gap exists between the inner liner 102 and the outer liner 101, and then the upper end of the liner body 1 forms a cup mouth through a necking process. The outer liner 101 comprises an outer cylinder 1011 and an outer bottom 1012, which are integrally formed by a metal plate through a drawing process, wherein the outer bottom 1012 is positioned at the lower end of the outer cylinder 1011. The inner liner 102 is integrally formed by a titanium plate through a stretching process, the inner liner 102 comprises an inner cylinder 1021 and an inner bottom 1022, and the inner bottom 1022 is located at the lower end of the inner cylinder 1021. The whole stretch forming of outer inner bag 101 and whole no welding seam, the welding back of inlayer barrel 1021 and inlayer bottom 1022 is arranged in outer inner bag 101 and is closely laminated with outer inner bag 101, has improved the leakproofness of inner bag body 1 and the stability of structure. Adverse reactions between the outer liner 101 and the inner liner 102 caused by welding the outer liner bottom 1012 and the inner liner 102 are avoided, and meanwhile, the hidden danger of air leakage caused by welding seams of the outer liner 101 is eliminated.

The inner liner 102 is made of a titanium material, the inner liner 102 is a titanium layer, the part of the liner body 1 contacting with liquid is the titanium layer, and the titanium material has good chemical stability, so that harmful substances generated by the reaction of the liquid and the titanium material can be avoided, and the sanitation of the liquid in the liner body 1 and the health of drinking and using are improved. The outer liner 101 is made of a metal material other than titanium. The outer liner 101 is made of stainless steel material or copper material or aluminum material or iron material. The thickness of the inner container body 1 is enhanced through the outer layer inner container 101, the structural strength of the inner container body 1 is further enhanced, the consumption of titanium materials in the process of manufacturing the inner container body 1 is reduced, and the manufacturing cost of the inner container body 1 is reduced.

The outer layer bottom 1012 and the inner layer bottom 1022 are attached and both are in the shape of a downward concave arc. The bottom of inner bag body 1 sets up to recessed arc, and the bottom contacts earlier when inlayer inner bag 102 embolias outer inner bag, can upwards discharge the air between outer inner bag 101 and the inlayer inner bag 102 from the bottom, prevents that gaseous residual from leading to the inner drum to bulging or spinning are discharged.

Example 2

An inner liner, as shown in fig. 1 and 2, is different from embodiment 1 in that an inner liner 102 is formed in a split manner, an inner cylinder 1021 is formed by curling a titanium plate, a curled butt joint of the inner cylinder 1021 is a longitudinal welding seam 5, the longitudinal welding seam 5 extends longitudinally along the axis of the inner cylinder 1021, and an inner bottom 1022 is welded to the lower end of the inner cylinder 1021 through an annular welding seam 4, so that the forming structure and the forming manner of the inner liner 102 are simplified, and the manufacturing cost of the inner liner 102 is reduced.

Example 3

An inner container, as shown in fig. 4 and 5, is different from embodiment 1 in that a through hole 6 is opened in the middle of an outer layer bottom 1012, and the through hole 6 is sealed by a glass solder. The through hole 4 is formed in the bottom 1012 of the outer layer to prevent the inner liner 102 from being unclean in the air to cause air entrapment when being sleeved into the outer liner 101.

Example 4

A container, as shown in fig. 1 to 5, comprises the liner and a shell 2, wherein the liner body 1 is arranged in the shell 2, and the upper end of the liner body 1 is fixedly connected with the upper end of the shell 2. The shell 2 and the outer liner 101 are made of the same material. The welding of shell 2 and inner bag body 1 of being convenient for improves welded stability and leakproofness simultaneously. A vacuum layer is arranged between the shell 2 and the liner body 1. The vacuum layer 3 is used for insulating heat between the inner container body 1 and the outer shell 2, so that the heat preservation effect of the container is improved.

Claims

1. The utility model provides an inner bag, includes inner bag body (1), its characterized in that: the inner container body (1) comprises an outer container (101) and an inner container (102), the inner container (102) is arranged in the outer container (101), and the outer container (101) and the inner container (102) are processed through a spinning process or a bulging process to be tightly attached to each other;

the outer-layer inner container (101) comprises an outer-layer cylinder body (1011) and an outer-layer bottom (1012), and is integrally formed by metal plates, and the outer-layer bottom (1012) is positioned at the lower end of the outer-layer cylinder body (1011);

the inner liner (102) comprises an inner cylinder (1021) and an inner bottom (1022), wherein the inner bottom (1022) is positioned at the lower end of the inner cylinder (1021).

2. A liner according to claim 1, wherein: the inner liner (102) is integrally formed by titanium plates.

3. A liner according to claim 1, wherein: the inner-layer liner (102) is formed in a split mode, the inner-layer cylinder body (1021) is formed by a titanium plate in a curling mode, a longitudinal welding seam (5) is arranged at the curling butt joint of the inner-layer cylinder body (1021), and the longitudinal welding seam (5) extends longitudinally along the axis of the inner-layer cylinder body (1021).

4. A liner according to claim 1, wherein: the inner layer bottom (1022) is welded at the lower end of the inner layer cylinder body (1021) through an annular welding seam (4).

5. A liner according to claim 1, wherein: the inner liner (102) is made of titanium material, and the outer liner (101) is made of metal material except titanium material.

6. A liner according to claim 1, wherein: the outer layer bottom (1012) and the inner layer bottom (1022) are attached and are both in a downward concave arc shape.

7. A liner according to claim 1, wherein: the middle part of the outer layer bottom (1012) is provided with a through hole (6), and the through hole (6) is sealed by glass solder.

8. A container, characterized by: the liner comprises the liner body as claimed in any one of claims 1 to 7, and further comprises a shell (2), wherein the liner body (1) is arranged in the shell (2), and the upper end of the liner body (1) is fixedly connected with the upper end of the shell (2).

9. A container as claimed in claim 8, wherein: the outer shell (2) and the outer-layer inner container (101) are made of the same material.

10. A container as claimed in claim 8, wherein: a vacuum layer is arranged between the shell (2) and the inner container body (1).