CN217565577U

CN217565577U - Composite vacuum cup

Info

Publication number: CN217565577U
Application number: CN202220812392.1U
Authority: CN
Inventors: 吴彤彤; 石峰; 涂序才; 傅鸿博; 薛瑞刚; 吴庆
Original assignee: Zhejiang Jiati Technology Co ltd
Current assignee: Zhejiang Jiati Technology Co ltd
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-10-14
Anticipated expiration: 2032-04-07

Abstract

The utility model relates to a composite vacuum cup, which comprises a metal shell, a titanium inner container and a metal cover, wherein the metal cover is arranged between the metal shell and the opening part of the titanium inner container and is provided with a cavity for embedding a sealing material; one side of the metal cover is fixedly connected with the titanium inner container and sealed by a sealing material, and the other side of the metal cover is fixedly connected with the metal shell. The utility model discloses technical scheme has better leakproofness for the thermal insulation performance preferred has improved finished product efficiency.

Description

Composite vacuum cup

Technical Field

The utility model relates to a thermos cup technical field especially relates to a compound thermos cup.

Background

The titanium vacuum cup is a vacuum cup formed by a titanium inner container and a metal shell, and the metal shell is usually a steel shell. In the production process, stainless steel and titanium alloy are difficult to weld, and if the stainless steel and the titanium alloy are welded, the titanium alloy and the stainless steel cannot be welded perfectly. In the related technology, the adopted titanium steel welding mode is roll welding, although the process can weld the titanium inner container and the stainless steel shell, the metal thickness is always thinner after the roll welding, and the excessively thin titanium metal has better air permeability and can influence the heat preservation performance of the vacuum cup.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a compound thermos cup has better leakproofness for the thermal insulation performance preferred has improved finished product efficiency, has better suitability.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

a composite vacuum cup comprises a metal shell, a titanium inner container and a metal cover, wherein the metal cover is arranged between the metal shell and the opening of the titanium inner container and is provided with a cavity for embedding a sealing material;

one side of the metal cover is fixedly connected with the titanium inner container and sealed by the sealing material, and the other side of the metal cover is fixedly connected with the metal shell.

According to the composite vacuum cup provided by the technical scheme, the titanium inner container is fixedly connected with the metal shell through the metal cover, so that the situation that the metal thickness is thinned after the titanium inner container and the metal shell are directly welded is effectively avoided, the composite vacuum cup has good sealing performance, and the heat insulation performance of the composite vacuum cup is effectively ensured; secondly, the metal cover is directly arranged between the titanium inner container and the metal shell, and the metal cover can be obtained without complex processing, so that the finished product efficiency of the composite vacuum cup is improved, and the processing difficulty is low; in addition, the sealing material is filled in the fixed position of the titanium inner container and the metal cover, which is more beneficial to improving the sealing property.

Preferably, the metal cover comprises an end part and a peripheral part, the end part and the peripheral part are arranged in a surrounding manner to form the cavity, the end part of the metal cover is welded and fixed with the titanium inner container, and the peripheral part of the metal cover is fixedly connected with the metal shell; the connection of the metal cover and the titanium inner container is realized through the end part, and the connection of the metal cover and the metal shell is realized through the peripheral part, so that the titanium inner container is connected with the metal shell.

Preferably, the end part of the metal cover is provided with an extending part extending upwards and/or downwards, and the extending part is connected with the titanium liner; set up the area of contact that the extension can increase tip and titanium inner bag for metal covering can be more firm with titanium inner bag welded fastening, still reduced the area of contact of sealing material with the titanium inner bag simultaneously when the welding, the better condition that appears too thin after preventing the titanium inner bag welding more does benefit to and guarantees thermal insulation performance.

Preferably, the end part of the metal cover is provided with a first end part and a second end part, and the first end part is welded and fixed with the titanium inner container; realize being connected of metal covering and titanium inner bag to first end and the second end through setting up from top to bottom make the sealing material wrap up in the confined cavity, if this compound thermos cup drops in use, can not produce the abnormal sound in the cup.

Preferably, the sealing material is a vacuum sealing material; the titanium sealing cup can be used for sealing titanium and other metals, and the metal cover and the titanium liner are fixedly connected at the cup opening in a welding mode.

Preferably, the metal cover and the metal shell are made of the same material.

Preferably, the metal cover is a stainless steel cover, and the metal housing is a stainless steel housing.

Drawings

FIG. 1 is a schematic structural view of a composite vacuum cup according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a titanium inner container, a metal cover and a sealing material according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of the titanium liner, the metal cover and the sealing material in the embodiment of the present invention;

FIG. 4 is a schematic structural view of the metal cap shown in FIG. 3;

fig. 5 is an enlarged schematic view of a metal cover, a sealing material and a titanium inner container according to another embodiment of the present invention.

Description of the reference numerals:

1. a metal housing; 11. a housing body; 12. a base plate; 2. a titanium inner container; 21. an inner container body; 22. a base; 3. a metal cover; 31. a cavity; 32. a peripheral portion; 33. a first end portion; 34. a second end portion; 35. an extension portion; 4. sealing materials; 5. and a vacuum layer.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 and 4, an embodiment of the present invention provides a composite vacuum cup, which includes a metal casing 1, a titanium inner container 2, and a metal cover 3, wherein the metal cover 3 is disposed between the metal casing 1 and the mouth of the titanium inner container 2; the metal cover 3 is provided with a cavity 31 for embedding the sealing material 4; one side of the metal cover 3 is fixedly connected with the titanium liner 2 and sealed by a sealing material 4, and the other side of the metal cover 3 is fixedly connected with the metal shell 1.

It should be noted that, the welding of the metal cover 3 and the titanium liner 2 generally adopts a seam welding mode; the sealing material 4 is a lead-free sealing material, so that the safety of drinking water at the mouth part of the composite vacuum cup is improved. The temperature of the sealing material 4 and the solder to be vacuumized may be the same or different. Preferably, the temperature of the sealing material 4 is about 50 to 100 ℃ higher than that of the solder for vacuumizing; as a preferable embodiment, the sealing material 4 is a vacuum sealing material, which can be used for sealing titanium and other metals, and after being baked at high temperature, the sealing material 4 is melted and condensed, then is filled in the cavity 31 and is attached to the titanium liner 2, so that the sealing performance of the fixing part of the metal cover 3 and the titanium liner 2 is improved, and the problem of air permeability caused by over-thinness of the titanium metal after welding is solved.

It can be understood that the metals made of different materials can be welded and fixed by adopting seam welding, and the metal cover 3 and the titanium liner 2 are welded and fixed by adopting a seam welding mode; the cavity 31 of the metal cover 3 is filled with the sealing material 4, and the sealing material 4 is fixed after melting and condensing, so that the metal cover 3 and the titanium liner 2 are sealed and fixed, and the sealing performance of the vacuum layer 5 is ensured.

The titanium liner 2 is fixedly connected with the metal shell 1 through the metal cover 3, so that the situation that the metal thickness is thinned after the titanium liner 2 is directly welded with the metal shell 1 is effectively avoided, the sealing performance is better, and the heat insulation performance of the composite vacuum cup is effectively ensured; secondly, the metal cover 3 can be obtained without complex processing, the finished product efficiency of the composite vacuum cup is improved, and the processing difficulty is low.

The metal housing 1 may be made of stainless steel, aluminum, copper, iron, or the like, and the metal cover 3 and the metal housing 1 may be made of the same material; as a preferred embodiment, the metal cover 3 is a stainless steel cover, the metal shell 1 is a stainless steel shell, and since the metal cover 3 and the metal shell 1 are made of the same material other than titanium, the metal cover 3 and the metal shell 1 can be easily welded and fixed, and the titanium liner 2 and the metal shell 1 are fixedly connected through the metal cover 3, so that the composite vacuum cup has good sealing performance and effectively ensures the heat preservation performance of the composite vacuum cup.

Wherein, be formed with vacuum layer 5 between titanium inner bag 2 and the metal casing 1, metal casing 1 bottom has the hole that is used for the evacuation, guarantees the leakproofness in this hole to through sealed embedding locate the sealing material 4 between metal covering 3 and the titanium inner bag 2, can effectively guarantee vacuum layer 5's leakproofness.

Specifically, as shown in fig. 2 to 4, the metal cover 3 includes an end portion and a peripheral portion 32, the end portion and the peripheral portion 32 enclose to form a cavity 31, the end portion of the metal cover 3 is welded and fixed to the titanium inner container 2, and the peripheral portion 32 of the metal cover 3 is fixedly connected to the metal outer shell 1.

Can be connected with the tip in the upper end and/or the lower extreme of peripheral portion 32, peripheral portion 32 sets up with the tip is integrated into one piece, peripheral portion 32 can be the contained angle setting with the tip, realize the welded fastening of metal covering 3 and titanium inner bag 2 through the tip, and realize the fixed connection of metal covering 3 and metal casing 1 through peripheral portion 32, thereby make titanium inner bag 2 be connected with metal casing 1, effectively avoid titanium inner bag 2 and metal casing 1 direct weld back, the condition of metal thickness attenuation appears, better leakproofness has, and effectively guarantee this composite vacuum cup's thermal insulation performance.

More specifically, the end of the metal cover 3 has a first end 33 and a second end 34, the first end 33 and the second end 34 are respectively connected with the peripheral portion 32 in a vertical or approximately vertical manner, the first end 33 is welded and fixed with the titanium liner 2, so that the metal cover 3 is connected with the titanium liner 2, and the sealing material 4 is wrapped in the cavity 31 which is folded up and down through the first end 33 and the second end 34 which are arranged up and down, so that if the vacuum cup falls in use, the sealing material 4 cannot fall off and leave the metal cover 3 to enter between the metal shell 1 and the titanium liner 2, and abnormal sound cannot be generated in the cup.

The specific operation steps are as follows: as shown in fig. 2 or fig. 5, the metal cover 3 is sleeved and welded outside the titanium inner container 2 through the first end portion 33, the peripheral portion 32 is vertically or obliquely arranged, an opening is formed between the second end portion 34 of the metal cover 3 and the titanium inner container 2, and the sealing material 4 is placed into the cavity 31 from the opening. As shown in fig. 3, the second end portion 34 of the metal cover 3 is bent to abut against the titanium liner 2, so that a cavity 31 is defined between the first end portion 33, the second end portion 34 and the outer peripheral portion 32, thereby wrapping the sealing material 4.

As a preferred embodiment, as shown in fig. 1 and 4, the first end portion 33 has an extension portion 35 extending downward, and the extension portion 35 is welded and fixed to the titanium inner container 2; set up extension 35 and can increase the area of contact of first end 33 and titanium inner bag 2 for metal covering 3 can be more firm be connected with titanium inner bag 2, still reduced the area of contact of sealing material 4 with titanium inner bag 2 simultaneously when the welding, the better condition that appears too thin after preventing titanium inner bag 2 welding more does benefit to and guarantees thermal insulation performance.

Of course, the extension 35 may also be provided in other forms, the first end 33 of the metal cover 3 having the extension 35 extending upward, or the first end 33 of the metal cover 3 having the extensions 35 extending upward and downward, respectively; alternatively, the second end 34 of the metal cover 3 has an extension 35 extending upwardly and/or downwardly; alternatively, the first end portion 33 and the second end portion 34 each have the above-described extending portion 35.

As shown in fig. 1-2, the titanium inner container 2 has the following specific structure: the titanium inner container 2 comprises an inner container body 21 and a base 22 fixedly arranged below the inner container body 21, and the inner container body 21 and the base 22 can be fixed through welding.

As shown in fig. 1, the metal housing 1 has a specific structure: metal casing 1 includes the shell body 11 with 3 welded fastening of metal covering to and the bottom plate 12 of rigid coupling in shell body 11 below, shell body 11 and bottom plate 12 accessible welded fastening, and shell body 11 is established to inner bag body 21 overcoat, and shell body 11 is close to 3 one sides of metal covering and is formed with the screw thread, and the screw thread can set up with the rim of a cup cooperation.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A composite vacuum cup comprises a metal shell (1) and a titanium liner (2), and is characterized in that,

the titanium liner sealing device is characterized by further comprising a metal cover (3), wherein the metal cover (3) is arranged between the metal shell (1) and the opening of the titanium liner (2) and is provided with a cavity (31) for embedding a sealing material (4);

one side of the metal cover (3) is fixedly connected with the titanium liner (2) and sealed by the sealing material (4), and

the other side of the metal cover (3) is fixedly connected with the metal shell (1).

2. A composite thermos cup according to claim 1, characterized in that the metal cover (3) comprises an end portion and a peripheral portion (32), the end portion and the peripheral portion (32) are arranged to enclose the cavity (31), the end portion of the metal cover (3) is fixedly welded to the titanium liner (2), and the peripheral portion (32) of the metal cover (3) is fixedly connected to the metal shell (1).

3. A composite cup according to claim 2, characterised in that the end of the metal cover (3) has an upwardly and/or downwardly extending extension (35), which extension (35) is welded to the titanium inner container (2).

4. A composite thermos cup according to claim 2 or 3, characterized in that the end of the metal cover (3) has a first end (33) and a second end (34), the first end (33) being welded to the titanium liner (2).

5. A composite heat insulating cup according to any one of claims 1 to 3, characterized in that the sealing material (4) is a vacuum sealing material.

6. A composite heat insulating cup according to any one of claims 1 to 3, characterized in that the metal cover (3) and the metal shell (1) are made of the same material.

7. A composite thermos cup according to claim 6, characterized in that the metal cover (3) is a stainless steel cover and the metal shell (1) is a stainless steel shell.