CN209750659U - Normal-temperature vacuumizing structure of titanium metal vacuum cup - Google Patents
Normal-temperature vacuumizing structure of titanium metal vacuum cup Download PDFInfo
- Publication number
- CN209750659U CN209750659U CN201920330252.9U CN201920330252U CN209750659U CN 209750659 U CN209750659 U CN 209750659U CN 201920330252 U CN201920330252 U CN 201920330252U CN 209750659 U CN209750659 U CN 209750659U
- Authority
- CN
- China
- Prior art keywords
- vacuum
- titanium metal
- valve core
- valve seat
- titanium
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Thermally Insulated Containers For Foods (AREA)
Abstract
The utility model provides a normal atmospheric temperature evacuation structure of titanium metal thermos cup, the utility model discloses a thermos cup includes shell and inner bag, and evacuation structure includes titanium metal's disk seat and the case of stainless steel, and disk seat welded fastening is in the bottom department of outer inner bag, and it has solved current tailless vacuum production high temperature, the technological complicacy, thereby the firmness that solid state glass sealed is poor to influence technical problem such as life of thermos cup that it has run through the venthole of two terminal surfaces of this disk seat.
Description
Technical Field
The utility model relates to a titanium metal vacuum cup, in particular to a normal temperature vacuum pumping structure of the titanium metal vacuum cup.
background
The vacuum cup is a water container made of stainless steel and a vacuum interlayer, the top of the vacuum cup is sealed by a cover to isolate convection, the interlayer is vacuumized to prevent heat conduction, and the mirror surface of the outer wall of the inner container is silvered to prevent heat radiation, so that the three ways are completely avoided, and the heat radiation of water in the cup body can be slowed down.
In order to improve the drinking water quality and the heat preservation effect, some manufacturers produce vacuum cups which are lead-welded and sealed in vacuum furnaces. A manufacturing method of a titanium vacuum cup vacuumizing structure disclosed in patent No. CN201420448137.9 comprises the following steps: firstly, a titanium metal nut and a titanium metal cup bottom sheet are welded and fixed, then lead welding is carried out through the screw connection of a stainless steel screw and the titanium metal nut, solid glass cement is placed at the stainless steel screw hole, and vacuumizing is carried out in a high-temperature environment exceeding the melting point of the glass cement, so that the glass cement is melted and seals the stainless steel screw hole while vacuumizing is carried out. And cooling to normal temperature to solidify the glass cement and form a vacuum interlayer between the inner container and the shell.
However, the tailless vacuum pumping of the above patent is welding and welding at high temperature, and the whole process has the technical problems of high temperature, complex technology, high cost and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the above-mentioned problem that prior art exists, provide a titanium metal vacuum cup's normal atmospheric temperature evacuation structure, the utility model aims to solve the technical problem that: how to vacuumize the vacuum cup at normal temperature and seal the vacuum cup, thereby ensuring that the production of the vacuum cup is economical and simple.
The purpose of the utility model can be realized by the following technical proposal:
A normal temperature vacuum pumping structure of a titanium metal vacuum thermos cup comprises a shell and an inner container, wherein the shell and the inner container are made of titanium metal, a vacuum interlayer capable of wrapping the periphery of the inner container is arranged between the outer wall of the inner container and the inner wall of the shell, and the vacuum pumping structure is arranged at the bottom of the shell and comprises a titanium metal valve seat and a stainless steel valve core, the valve seat is welded and fixed at the bottom of the shell, the valve seat is provided with air holes penetrating through two end faces of the valve seat, the bottom surface of the shell is provided with through holes communicated with the vacuum interlayer, the through holes are communicated with the air holes, the side face and the end face of the valve core are provided with annular grooves, the annular grooves of the valve core are fixed with annular axial sealing rings and annular radial sealing rings, the valve core is axially fixed on the air holes of the valve seat through the annular axial sealing rings and the radial sealing rings and is in air tight connection with, the end face of the valve core is provided with a screw hole, one side of the screw hole, which is far away from the liner, is positioned on the end face of the valve core, and silicone grease capable of sealing the gap is filled between the valve seat and the valve core.
The working principle is as follows: the tailless vacuum adopts a 'melt sealing technology', which melts glass cement at high temperature in a vacuum furnace and seals an exhaust hole to keep air-tightness for a long time, but the technology needs lead welding at high temperature and then cooling and sealing, and is complex in technology and expensive in manufacturing cost. And the titanium metal part and the stainless steel part are connected in a mechanical sealing mode through a sealing ring, so that vacuum pumping can be realized at normal temperature. Therefore, the vacuumizing structure utilizes the titanium valve seat and the titanium shell to be welded and fixed, the titanium valve seat and the titanium shell can be firmly welded and fixed, then the titanium valve seat and the titanium shell are fixed in the side groove and the end surface groove of the stainless steel valve core through the sealing ring, the interlayer is vacuumized, and the valve core embedded with the annular sealing ring is pushed into the shell valve seat, so that the defects that glass cement needs to be heated at high temperature and the glass cement needs to be cooled at low temperature in the prior art are overcome.
In foretell titanium metal vacuum cup's evacuation structure, the disk seat inner wall is smooth, case side and terminal surface have the slot, the case passes through side slot and the fixed annular axial seal of terminal surface slot ring sum annular radial seal circle, disk seat and case pass through sealing washer axial seal and radial seal extrusion and connect. The sealing ring connection is an effective sealing and fixing mode, and has the advantage of sealing after vacuum pumping at normal temperature.
In foretell titanium metal vacuum thermos cup's evacuation structure, the disk seat inner wall is smooth, case side and terminal surface have the slot, the case passes through the sealing washer and is connected with the disk seat, disk seat inner wall and case sealing washer gap fill silicone grease, the silicone grease with disk seat and sealing washer are fixed and this silicone grease can make and form the gas tightness between disk seat and the sealing washer.
In the vacuumizing structure of the titanium metal vacuum thermos cup, the adsorbent for absorbing air in the vacuum interlayer is fixed on the titanium bottom plate, and the adsorbent is positioned on the end face of the titanium bottom plate close to the inner container. If the vacuum interlayer has trace residual air after the vacuum pumping is finished, the adsorbent can absorb the excess air so as to maintain the vacuum degree. The adsorbent can be zirconium ferrovanadium or nitrogen-doped getter.
In the vacuum-pumping structure for titanium metal vacuum heat preservation, the valve core is provided with a screw hole, and the screw hole is arranged on the lower end face of the valve core. The screw hole is formed in the lower end face of the valve core, the connecting pipeline can be connected before vacuum pumping to detect the air tightness of the welding seam of the vacuum cup, and the screw rod inside the screw hole connecting pipeline can realize push-pull sealing vacuum pumping at normal temperature.
Compared with the prior art, the utility model has the advantages as follows: the vacuum pumping structure utilizes the titanium valve seat and the titanium outer liner to be welded and fixed, then the axial sealing ring and the radial sealing ring are fixed on the side groove and the end surface groove of the valve core, and then the silicone grease is evenly coated on the sealing ring, finally the sealing ring and the valve seat form sealing connection.
Drawings
FIG. 1 is a schematic view of the overall structure of the titanium vacuum cup.
FIG. 2 is an exploded view of the vacuum structure of the titanium vacuum cup.
Fig. 3 is an enlarged view of a portion a in fig. 1.
In the figure, 1 an inner container; 2, a shell; 3, vacuum interlayer; 4, an adsorbent; 5, titanium bottom plate; 6, valve seats; 7, axial sealing rings; 8, a radial sealing ring; 9 a valve core; 10 screw holes; 11 through holes; 12 air outlet holes.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, 2 and 3, the heat preservation device comprises a shell (2) and a liner (1), wherein the shell (2) and the liner (1) are made of titanium metal, a vacuum interlayer (3) capable of wrapping the periphery of the liner (1) is arranged between the outer wall of the liner (1) and the inner wall of the shell (2), the shell (2) is sleeved outside the liner (1), the cup mouths of the shell (2) and the liner (1) face the same direction, and the liner (1) and the shell (2) are fixed in an annular sealing manner at the cup mouths.
The vacuumizing structure is arranged at the bottom of the shell (2), the vacuumizing structure comprises a titanium valve seat (6) and a stainless steel valve core (9), the titanium valve seat (6) is welded and fixed at the bottom of the titanium shell (2), the valve seat (6) is provided with an air outlet hole (12) penetrating through two end faces of the valve seat (6), a through hole (11) communicated with the vacuum interlayer (3) is formed in the bottom face of the shell (2), the through hole (11) is communicated with the air outlet hole (12), and the stainless steel valve core (9) is fixed in an air tightness mode through an annular axial sealing ring (7), an annular radial sealing ring (8) and the valve seat (6).
As a scheme, the inner wall of the valve seat (6) is smooth, grooves are formed in the side face and the end face of the valve core (9), and the valve core (9) is sealed, fixed and sealed with the inner wall of the valve seat (6) through an axial sealing ring (7) and a radial sealing ring (8) which are fixed in the grooves. The gap between the valve seat (6) and the valve core (9) is filled with silicone grease, and the silicone grease can ensure that the valve seat (6) and the valve core (9) form air tightness. When the valve core (9) completely enters the valve seat (6), the silicone grease can seal the gap. The titanium bottom plate is fixed with an adsorbent (4) for absorbing air in the vacuum interlayer (3), and the adsorbent (4) is positioned on the surface of the titanium bottom plate close to one side of the inner container (1). If the vacuum pumping is finished, a trace amount of air is still in the vacuum interlayer (3), and the adsorbent (4) can absorb the residual air so as to maintain the vacuum degree.
The titanium metal piece and the titanium metal piece can be firmly connected through welding, the titanium metal piece and the stainless steel piece are not firmly welded and are easy to fall off, the glass cement and the titanium metal piece are not firmly welded and are easy to fall off, but the titanium metal piece and the stainless steel piece can be sealed through the sealing ring, and the sealing ring is simple, economic, firm and reliable. Therefore, the vacuum-pumping structure is welded and fixed by the titanium valve seat (6) and the titanium shell (2), the two parts can form firm welding and fixing, and the two parts can form sealing and fixing through the titanium valve seat (6) and the stainless steel valve core (9) embedded with the sealing ring. And then the silicone grease is used for fully coating the space between the valve seat (6) and the valve core (9), and finally, an effective seal is formed between the valve seat (6) and the valve core (9). Therefore, the defects that glass cement needs to be heated at high temperature and the glass cement needs to be cooled at low temperature in the prior art are overcome, the vacuumizing structure of the vacuum cup is simple and easy to implement, and the production difficulty of the vacuum cup is reduced.
The vacuum pumping structure of the vacuum cup provides a simple and effective sealing mode, and the service life of the vacuum cup is prolonged.
The specific embodiments described generally herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (3)
1. The utility model provides a titanium metal vacuum cup's normal atmospheric temperature evacuation structure, the thermos cup includes shell (2) and inner bag (1), shell (2) and inner bag (1) are the titanium metal spare, it can wrap up to have between the outer wall of inner bag (1) and the inner wall of shell (2) inner bag (1) outlying vacuum interlayer (3), its characterized in that, the bottom of outer courage is provided with the evacuation structure, the evacuation structure includes disk seat (6) and case (9) of stainless steel of titanium metal, disk seat (6) welded fastening is in the bottom department of outer courage, disk seat (6) have venthole (12) that run through two terminal surfaces of this disk seat (6), seted up on the bottom surface of shell (2) with through-hole (11) that vacuum interlayer (3) link to each other, the through-hole (11) be linked together with venthole (12), side and terminal surface are stained with annular axial sealing washer (7) sealed with venthole (12) on case (9) ) And the annular radial sealing ring (8), the annular axial sealing ring (7), the annular radial sealing ring (8) and the valve seat (6) are axially and airtightly fixed, a screw hole (10) for fixing a vacuum pumping pipeline valve rod is formed in the bottom surface of the valve core (9), and silicone grease capable of sealing the gap is filled in the gap between the valve seat (6) and the sealing ring.
2. The normal-temperature vacuum pumping structure of the titanium metal vacuum thermos cup is characterized in that the inner wall of the valve seat (6) is smooth, annular grooves are formed in the side face of the valve core (9) and the end face close to the inner container (1), annular sealing rings are installed in the side face of the valve core (9) and the end face grooves, the valve core (9) is axially fixed to the inner wall of the valve seat (6) through the annular sealing rings, silicone grease is filled in a gap between the valve seat (6) and the valve core (9), the silicone grease is fixed to the valve seat (6) and the valve core (9) through the annular sealing rings, and an air tightness structure can be formed between the valve seat (6) and the valve core (9) through the silicone grease.
3. The normal temperature vacuumizing structure of the titanium metal vacuum thermos cup according to claim 1, wherein an adsorbent (4) for absorbing air in the vacuum interlayer (3) is fixed on the titanium bottom plate, and the adsorbent (4) is positioned on the end surface of the titanium bottom plate on the side close to the inner container (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920330252.9U CN209750659U (en) | 2019-03-15 | 2019-03-15 | Normal-temperature vacuumizing structure of titanium metal vacuum cup |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920330252.9U CN209750659U (en) | 2019-03-15 | 2019-03-15 | Normal-temperature vacuumizing structure of titanium metal vacuum cup |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209750659U true CN209750659U (en) | 2019-12-10 |
Family
ID=68754863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920330252.9U Active CN209750659U (en) | 2019-03-15 | 2019-03-15 | Normal-temperature vacuumizing structure of titanium metal vacuum cup |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209750659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109770673A (en) * | 2019-03-15 | 2019-05-21 | 西安柯辰威尔金属材料有限公司 | A kind of room temperature Vacuuming structure of titanium vacuum cup |
-
2019
- 2019-03-15 CN CN201920330252.9U patent/CN209750659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109770673A (en) * | 2019-03-15 | 2019-05-21 | 西安柯辰威尔金属材料有限公司 | A kind of room temperature Vacuuming structure of titanium vacuum cup |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104161429B (en) | A kind of Vacuuming structure of titanium vacuum cup | |
| CN109175746A (en) | A kind of manufacturing process of vacuum heat-preserving titanium cup | |
| CN104586188B (en) | A kind of Vacuuming structure of metal vacuum thermos cup | |
| CN209750659U (en) | Normal-temperature vacuumizing structure of titanium metal vacuum cup | |
| CN204146781U (en) | A kind of Vacuuming structure of titanium vacuum cup | |
| WO2019007099A1 (en) | Novel method for manufacturing vacuum heat-insulating container, and vacuum heat-insulating container manufactured thereby | |
| CN111713939A (en) | Vacuum cup and processing method thereof | |
| CN108888053A (en) | A kind of pure titanium metal vacuum cup and its manufacturing process | |
| CN105640234A (en) | Titanium metal vacuum cup and vacuum pumping technology thereof | |
| CN107380740B (en) | A kind of efficient cool-bag manufacturing method and its cool-bag of manufacture | |
| CN204245798U (en) | A kind of titanium vacuum cup | |
| CN204410405U (en) | A kind of Vacuuming structure of metal vacuum thermos cup | |
| CN110002117A (en) | A kind of the vacuum sealing interlayer and preparation method of titanium heat-insulated container | |
| CN107062660B (en) | End sealing structure of metal straight-through vacuum heat collecting pipe | |
| CN212878787U (en) | Heat insulation cup | |
| CN112935717A (en) | Manufacturing process of vacuum cup with inner titanium and outer steel | |
| CN209047833U (en) | A kind of pure titanium metal vacuum cup | |
| CN206842140U (en) | A kind of vacuum heat-insulating container with strong sealing structure | |
| CN204378712U (en) | A kind of Vacuuming structure of metal vacuum thermos cup | |
| CN109770673A (en) | A kind of room temperature Vacuuming structure of titanium vacuum cup | |
| CN206787099U (en) | The end seal structure of metal straight-through vacuum thermal-collecting tube | |
| CN107380741B (en) | A kind of manufacturing method of the strong cool-bag of air-tightness and its cool-bag of manufacture | |
| CN104878175A (en) | Self-sealing device of atmosphere control heat treatment furnace | |
| CN208053851U (en) | Stainless steel vacuum utensil double sealing structure | |
| CN207726033U (en) | A kind of durable cool-bag |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211217 Address after: 839000 south of Yizhou District, Hami City, Xinjiang Uygur Autonomous Region, circular economy industrial park in the south, Southeast of Haruo Railway Patentee after: XINJIANG XIANGRUN NEW MATERIAL TECHNOLOGY CO.,LTD. Address before: Room 21301, unit 2, building 18, Weimar mansion, No.108, middle Wenjing Road, Xi'an Economic and Technological Development Zone, Xi'an City, Shaanxi Province, 710000 Patentee before: XI'AN KECHEN WEIER METAL MATERIAL CO.,LTD. |
|
| TR01 | Transfer of patent right |