CN107380741B - A kind of manufacturing method of the strong cool-bag of air-tightness and its cool-bag of manufacture - Google Patents
A kind of manufacturing method of the strong cool-bag of air-tightness and its cool-bag of manufacture Download PDFInfo
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- CN107380741B CN107380741B CN201710528788.7A CN201710528788A CN107380741B CN 107380741 B CN107380741 B CN 107380741B CN 201710528788 A CN201710528788 A CN 201710528788A CN 107380741 B CN107380741 B CN 107380741B
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- China
- Prior art keywords
- low temperature
- seal layer
- shell
- temperature seal
- bag
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
- B65D81/3813—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container
- B65D81/3818—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container formed with double walls, i.e. hollow
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G19/00—Table service
- A47G19/22—Drinking vessels or saucers used for table service
- A47G19/2205—Drinking glasses or vessels
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G19/00—Table service
- A47G19/22—Drinking vessels or saucers used for table service
- A47G19/2288—Drinking vessels or saucers used for table service with means for keeping liquid cool or hot
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J41/00—Thermally-insulated vessels, e.g. flasks, jugs, jars
- A47J41/02—Vacuum-jacket vessels, e.g. vacuum bottles
- A47J41/022—Constructional details of the elements forming vacuum space
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
- B65D81/3837—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container in the form of a bottle, jar or like container
- B65D81/3841—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container in the form of a bottle, jar or like container formed with double walls, i.e. hollow
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Food Science & Technology (AREA)
- Packages (AREA)
Abstract
The invention discloses a kind of manufacturing method of the strong cool-bag of air-tightness and its cool-bags of manufacture, step A, in the bottom of shell, one exhaust groove being recessed from outside to inside is set, low temperature seal layer is welded in the recess of the exhaust groove, so that the exhaust groove and low temperature seal layer constitute composite layer;Gas vent is arranged in the composite layer in step B;Inner casing is mounted in the shell and forms container body by step C, and the container body forms incubation cavity between shell and inner casing.Low temperature seal layer and shell are all metal material, therefore compared with glass cement, the low temperature seal layer and shell degrees of fusion are more preferable, and the low temperature seal layer of metal quality is not easily broken, it is close to that gap may be not present between the low temperature seal layer and shell, so being also not easy to fall using rear low temperature seal layer for a long time, air can be effectively prevent to enter incubation cavity by gas vent, the heat insulation effect for ensuring vacuum heat-insulating container extends the service life of vacuum heat-insulating container.
Description
Technical field
The present invention relates to the manufacturing method of vacuum heat-insulating container field more particularly to a kind of strong cool-bag of air-tightness and its
The cool-bag of manufacture.
Background technique
Existing anury vacuum heat-insulating container manufacturing method is in the bottom of container body, using glass cement in container body
Outside carry out blocking cavity, however since container body is metal material, and glass cement is nonmetallic materials, therefore glass cement
With the degrees of fusion and degree of adhesion of container body and bad, and glass cement is easy to split because of high temperature or vibration, uses for a long time
Glass cement is easy to fall afterwards, and air enters incubation cavity, and vacuum heat-insulating container is caused not keep the temperature, so that vacuum heat-insulating container
Service life greatly shortens.
Summary of the invention
It is an object of the invention to propose that a kind of closeouts are not easily to fall off, air is effectively prevent to enter heat preservation by gas vent
Chamber, it is ensured that heat insulation effect and the manufacturing method of the strong cool-bag of the air-tightness to prolong the service life and its cool-bag of manufacture.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of manufacturing method of the strong cool-bag of air-tightness, comprising the following steps:
An exhaust groove being recessed from outside to inside is arranged in the bottom of shell, in the recess of the exhaust groove in step A
Place's welding low temperature seal layer, so that the exhaust groove and low temperature seal layer constitute composite layer;
Gas vent is arranged in the composite layer in step B;
Inner casing is mounted in the shell and forms container body by step C, the container body shell and inner casing it
Between form incubation cavity;
The container body i.e. described shell of putting upside down being vacuumized bottom-uply and heated, being made described by step D
After the incubation cavity of container body exhausts vacuum, the low temperature seal layer melted by heat and flow from top to bottom, until sealing described in
Gas vent, so that the container body of vacuum heat-preserving be made.
Preferably, the low temperature seal layer is the metal material that fusing point is lower than 1000 DEG C.
Preferably, the low temperature seal layer is prepared using aluminium alloy or copper alloy.
Preferably, the low temperature seal layer described in the inner wall welding multilayer of the exhaust groove in the step A.
Preferably, the shell is prepared using titanium or stainless steel.
Preferably, the heating temperature of the step D vacuumized is less than 1000 DEG C.
Preferably, in the step D, it is put into high vacuum bottom-uply by what the container body put the i.e. described shell upside down
It is vacuumized and is heated in brazing equipment.
Preferably, the vacuum heat-insulating container manufactured using the method, the container body include shell and inner casing, described
The top of shell is equipped with suitable for reading, and the top of the inner casing is equipped with opening;Inner casing installation inside the shell, and the shell and
Incubation cavity is formed between inner casing;
The bottom of the shell is equipped with the exhaust groove being recessed from outside to inside, and the exhaust groove is equipped with the gas vent;
The low temperature seal layer is equipped in the exhaust groove, the low temperature seal layer seals the gas vent.
Preferably, the side of the bottom of the shell is equipped with support annular groove, and the bottom of the support annular groove is lower than institute
State the bottom of exhaust groove.
The manufacturing method of the strong cool-bag of air-tightness when vacuumizing, put upside down the bottom of the i.e. described shell by container body
The melting temperature for being vacuumized and being gradually heated to low temperature seal layer upward exhausts the incubation cavity of the container body very
After sky, low temperature seal layer melts and flows from the top to the bottom along exhaust groove and block to gas vent, is cooled to room temperature
So that low temperature seal layer solidifies, so that vacuum heat-insulating container be made.The low temperature seal layer and shell are all metal material, therefore
Compared with glass cement, the low temperature seal layer and shell degrees of fusion are more preferable, and the low temperature seal layer of metal quality is not easily broken,
It is close to that gap may be not present between the low temperature seal layer and shell, so being also not easy using rear low temperature seal layer for a long time
It falls, air can be effectively prevent to enter incubation cavity by gas vent, it is ensured that the heat insulation effect of vacuum heat-insulating container extends vacuum heat-preserving
The service life of container.
Detailed description of the invention
The present invention will be further described for attached drawing, but the content in attached drawing does not constitute any limitation of the invention.
Fig. 1 is the container body structural schematic diagram of the one of embodiment of the present invention;
Fig. 2 is the container body evacuated state figure of the one of embodiment of the present invention;
Fig. 3 is the structure of container schematic diagram of the one of embodiment of the present invention.
Wherein: container body 1;Shell 11;Exhaust groove 111;Low temperature seal layer 2;Composite layer 3;Gas vent 31;Inner casing
12;Incubation cavity 13;Support annular groove 113;Suitable for reading 112;Opening 121.
Specific embodiment
To further illustrate the technical scheme of the present invention below with reference to the accompanying drawings and specific embodiments.
The manufacturing method of the strong cool-bag of the air-tightness of the present embodiment, as shown in Figure 1, comprising the following steps:
An exhaust groove 111 being recessed from outside to inside is arranged in the bottom of shell 11, in the exhaust groove in step A
111 recess welds low temperature seal layer 2, so that the exhaust groove 111 and low temperature seal layer 2 constitute composite layer 3;
Gas vent 31 is arranged in the composite layer 3 in step B;
Inner casing 12 is mounted in the shell 11 and forms container body 1 by step C, and the container body 1 is in shell 11
Incubation cavity 13 is formed between inner casing 12;
Step D, as shown in Fig. 2, the container body 1 is put upside down the vacuumizing of the i.e. described shell 11 bottom-uply
And heat, after so that the incubation cavity 13 of the container body 1 is exhausted vacuum, 2 melted by heat of low temperature seal layer and from top to bottom
Flowing, until the gas vent 31 is sealed, so that the container body 1 of vacuum heat-preserving be made.
The manufacturing method of the strong cool-bag of air-tightness when vacuumizing, put upside down the i.e. described shell 11 by container body 1
The melting temperature for being vacuumized and being gradually heated to low temperature seal layer 2 bottom-uply makes the incubation cavity of the container body 1
After 13 exhaust vacuum, low temperature seal layer 2 melts and flows from the top to the bottom along exhaust groove 111 and seal to gas vent 31
It is stifled, it is cooled to room temperature and low temperature seal layer 2 is solidified, so that vacuum heat-insulating container be made.The low temperature of low temperature seal layer 2, tool
Body meaning refers to: the fusing point of low temperature seal layer 2 is lower than the fusing point of shell 11, thus low temperature seal layer 2 fusing point
When arrival, low temperature seal layer 2 melts so as to close the gas vent 31, and the shell 11 is also far from reaching at this time
Its own fusing point, so low temperature seal layer 2 could seal the gas vent 31.The vacuum heat-insulating container can be vacuum heat-preserving
Bottle, vacuum cup and vacuum heat-preserving box etc..
The low temperature seal layer 2 and shell 11 are all metal material, therefore compared with glass cement, the low temperature seal layer 2
It is more preferable with 11 degrees of fusion of shell, and the low temperature seal layer 2 of metal quality is not easily broken, the low temperature seal layer 2 and shell 11
Between be close to gap may be not present, so for a long time be also not easy to fall using rear low temperature seal layer 2, air can be effectively prevent to pass through
Gas vent 31 enters incubation cavity 13, it is ensured that the heat insulation effect of vacuum heat-insulating container extends the service life of vacuum heat-insulating container.
Preferably, the low temperature seal layer 2 is the metal material that fusing point is lower than 1000 DEG C.The low temperature seal layer of metal material
2 compare with solid glass glue, not easily broken, and intensity is high, and be all the shell 1 of metal material degrees of fusion it is more preferable and be not easy to take off
It falls;It is lower than 1000 DEG C of metal material using fusing point, vaporization temperature is appropriate, and it avoids temperature excessively high and makes 1 blackening of container body,
Product quality is not influenced.
Preferably, the low temperature seal layer 2 is prepared using aluminium alloy or copper alloy.The fusing point of aluminium alloy 500 DEG C-
Within the scope of 700 DEG C, for the fusing point of copper alloy within the scope of 800 DEG C -900 DEG C, melting temperature is moderate, and is all the shell of metal material
11 degrees of fusion is more preferable and not easily to fall off.And aluminium alloy and the equal good heat-transfer of copper alloy, it is corrosion-resistant, it is not oxidizable.
Preferably, the low temperature seal layer 2 described in the inner wall welding multilayer of the exhaust groove 111 in the step A, can mention
High plug-hole effect guarantees that gas vent 31 is fully sealed.
Preferably, the shell 11 is prepared using titanium or stainless steel.The fusing point of titanium is 1668 DEG C, stainless
The fusing point of steel is also at 1100 DEG C or more, therefore the fusing point of titanium and stainless steel is above low temperature seal layer 2, in low temperature seal layer
When 2 fusing point has arrived at, low temperature seal layer 2 melts, and material does not have much also at this time for the shell 11 of titanium or stainless steel
Have and reach its own fusing point, so low temperature seal layer 2 can seal the gas vent 31.And titanium or stainless steel, it is firm
It is solid, it is resistance to touch wear-resisting, the features such as being not easy to burst, be scalded caused by avoiding because of explosion, long service life.The titanium is free of
Poisonous metal, nonhazardous and has good intermiscibility with tissue and blood, has the property for repelling substance, there is antibacterial function
Can, harmful bacteria can be dead quickly in titanacycle border;Therefore it uses titanium layer as surface layer, effectively guarantees health and peace in bottle
Quan Xing prevents from polluting, and influences the health of user's body.
Preferably, the heating temperature of the step D vacuumized is less than 1000 DEG C.The heating temperature vacuumized must be more than
The fusing point of low temperature seal layer 2, but no more than 1000 DEG C, it not only can ensure that low temperature seal layer 2 melted seal vents 31 in this way, but also
It avoids temperature excessively high and makes 1 blackening of container body, do not influence product quality.
Preferably, in the step D, it is put into height bottom-uply by what the container body 1 put the i.e. described shell 11 upside down
It is vacuumized and is heated in vacuum brazing equipment.It is vacuumized and is heated using high vacuum brazing equipment, high vacuum soldering
To make solder melt the welding completed between component by high temperature under vacuum conditions, it is not necessarily to welded tube, tube sealing, realizes anury vacuum
The manufacture of cool-bag, vacuumizing effect is good, is suitble to produce in enormous quantities.
Preferably, the vacuum heat-insulating container manufactured using the method, as shown in figure 3, the container body 1 includes shell
11 and inner casing 12, the top of the shell 11 is equipped with suitable for reading 112, and the top of the inner casing 12 is equipped with opening 121;The inner casing 12
It is mounted in shell 11, and forms incubation cavity 13 between the shell 11 and inner casing 12;The bottom of the shell 11 be equipped with from
The exhaust groove 111 of export-oriented sunken inside, the exhaust groove 111 are equipped with the gas vent 31;It is equipped in the exhaust groove 111
The low temperature seal layer 2, the low temperature seal layer 2 seal the gas vent 31.
The vacuum heat-insulating container is equipped with the exhaust groove 111 being recessed from outside to inside, the low temperature in the bottom of shell 11
Sealant 2 seals the gas vent 31,2 good heat-transfer of low temperature seal layer being prepared using aluminum metal or copper metal, melts
Moderate temperature is put, and the degrees of fusion for the shell 1 for using titanium or stainless steel to be prepared is more preferable and not easily to fall off, it is corrosion-resistant,
It is not oxidizable, air can be effectively prevent to enter incubation cavity 13 by gas vent 31, it is ensured that the heat insulation effect of vacuum heat-insulating container.Institute
It is good to state vacuum heat-insulating container heat insulation effect, it is firm solid, it is wear-resisting, it is not easy to burst, the spies such as scald caused by avoiding because of explosion
Point, long service life, soaking time are long.The vacuum heat-insulating container can be Vacuum insulation bottle, vacuum cup and vacuum heat-preserving
Box etc..
Preferably, as shown in figure 3, the side of the bottom of the shell 11 is equipped with support annular groove 113, the support annular
The bottom of slot 113 is lower than the bottom of the exhaust groove 111.The support annular groove 113 plays the role of supporting & stablizing, the branch
The bottom for supportting annular groove 113 is lower than the bottom of the exhaust groove 111, prevents the exhaust groove 111 from protruding and making container master
Body 1 places shakiness, and reduces the exhaust groove 111 and wear, thus avoid low temperature seal layer 2 and gas vent 31 from generating gap and
It admits air into incubation cavity 13.
The technical principle of the invention is described above in combination with a specific embodiment.These descriptions are intended merely to explain of the invention
Principle, and shall not be construed in any way as a limitation of the scope of protection of the invention.Based on the explanation herein, the technology of this field
Personnel can associate with other specific embodiments of the invention without creative labor, these modes are fallen within
Within protection scope of the present invention.
Claims (5)
1. a kind of manufacturing method of the strong cool-bag of air-tightness, which comprises the following steps:
An exhaust groove being recessed from outside to inside is arranged in the bottom of shell in step A, welds in the recess of the exhaust groove
Low temperature seal layer is connect, so that the exhaust groove and low temperature seal layer constitute composite layer;
Gas vent is arranged in the composite layer in step B;
Inner casing is mounted in the shell and forms container body by step C, container body shape between shell and inner casing
At incubation cavity;
The container body i.e. described shell of putting upside down being vacuumized bottom-uply and heated, making the container by step D
After the incubation cavity of main body exhausts vacuum, the low temperature seal layer melted by heat and flow from top to bottom, until sealing the exhaust
Hole, so that the container body of vacuum heat-preserving be made;
The low temperature seal layer is the metal material that fusing point is lower than 1000 DEG C;
The shell is prepared using titanium or stainless steel.
2. the manufacturing method of the strong cool-bag of air-tightness according to claim 1, it is characterised in that: the low temperature seal layer
It is prepared using aluminium alloy or copper alloy.
3. the manufacturing method of the strong cool-bag of air-tightness according to claim 1, it is characterised in that: in the step A
Low temperature seal layer described in the inner wall welding multilayer of the exhaust groove.
4. the manufacturing method of the strong cool-bag of air-tightness according to claim 1, it is characterised in that: the pumping of the step D
The heating temperature of vacuum is less than 1000 DEG C.
5. the manufacturing method of the strong cool-bag of air-tightness according to claim 1, it is characterised in that:, will in the step D
The container body being put into high vacuum brazing equipment bottom-uply for the i.e. described shell of putting upside down is vacuumized and is heated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710528788.7A CN107380741B (en) | 2017-07-01 | 2017-07-01 | A kind of manufacturing method of the strong cool-bag of air-tightness and its cool-bag of manufacture |
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CN201710528788.7A CN107380741B (en) | 2017-07-01 | 2017-07-01 | A kind of manufacturing method of the strong cool-bag of air-tightness and its cool-bag of manufacture |
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CN107380741A CN107380741A (en) | 2017-11-24 |
CN107380741B true CN107380741B (en) | 2019-09-10 |
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CN114715508B (en) * | 2022-04-29 | 2024-01-23 | 浙江安胜科技股份有限公司 | Vacuum large container device with low thermal conductivity and preparation process thereof |
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CN1117834A (en) * | 1992-11-12 | 1996-03-06 | 日本酸素株式会社 | Metallic evacuated double-walled vessel and production method therefor |
JPH1043066A (en) * | 1996-08-05 | 1998-02-17 | Zojirushi Corp | Metal vacuum double-walled container |
JP2816969B2 (en) * | 1996-08-14 | 1998-10-27 | 株式会社ソフン | Sealing method of metal vacuum double container |
JPH10295560A (en) * | 1997-04-30 | 1998-11-10 | Zojirushi Corp | Method for sealing vacuum structure body and its structure |
KR100258624B1 (en) * | 1997-08-27 | 2000-06-15 | 이준일 | Method for sealing the vacuum chamber of the thermos bottle mode of stainless steel |
JP2009268647A (en) * | 2008-05-02 | 2009-11-19 | Thermos Kk | Method for sealing vacuum structure |
-
2017
- 2017-07-01 CN CN201710528788.7A patent/CN107380741B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1117834A (en) * | 1992-11-12 | 1996-03-06 | 日本酸素株式会社 | Metallic evacuated double-walled vessel and production method therefor |
JPH1043066A (en) * | 1996-08-05 | 1998-02-17 | Zojirushi Corp | Metal vacuum double-walled container |
JP2816969B2 (en) * | 1996-08-14 | 1998-10-27 | 株式会社ソフン | Sealing method of metal vacuum double container |
JPH10295560A (en) * | 1997-04-30 | 1998-11-10 | Zojirushi Corp | Method for sealing vacuum structure body and its structure |
KR100258624B1 (en) * | 1997-08-27 | 2000-06-15 | 이준일 | Method for sealing the vacuum chamber of the thermos bottle mode of stainless steel |
JP2009268647A (en) * | 2008-05-02 | 2009-11-19 | Thermos Kk | Method for sealing vacuum structure |
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