CN1186235C - Heat insulation container and its producing method - Google Patents
Heat insulation container and its producing method Download PDFInfo
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- CN1186235C CN1186235C CNB021219273A CN02121927A CN1186235C CN 1186235 C CN1186235 C CN 1186235C CN B021219273 A CNB021219273 A CN B021219273A CN 02121927 A CN02121927 A CN 02121927A CN 1186235 C CN1186235 C CN 1186235C
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Abstract
The invention provides a heat insulation container with excellent heat insulation performance using pottery used in general households. For this heat insulation container 1 made of the pottery, an inner container 3 made of the pottery is integrated inside an outer container 2 made of the pottery through a gap part 4. A glass layer is arranged on at least one of the gap part side of the inner and outer containers or the atmosphere side of the inner and outer containers.
Description
Technical field
The present invention is the heat-insulated container of relevant ceramic such as soup drink, teacup, between the wall of the double wall body structure of its ceramic the insulated space layer is arranged.
Background technology
The known Tang Yinqi that heat insulation function is arranged has the earthenware porcelain receptacle of the dual structure that is for example proposed for Japanese patent laid-open 10-316481 number.This soup drink device is in the container of the outside of ceramic, deploys the inboard container of ceramic across the space, and again in the peristoma integrally, this space part becomes the heat-insulated container of decompression state.
The manufacture method of this heat-insulated container is, make the non-then pottery material of the dual structure of state of inboard container and outside container earlier, the windstream that wears path on the high platform surface of pottery material portals, inboard container and outside container are after non-then state biscuiting, airtight dose of above-mentioned windstream hand-hole filler opening, in high platform surface coating prevent glaze from adhering to the water repellant of usefulness thereafter, behind the pottery coating glaze of following ditch and dual structure of inboard container and outside container, the upper end open periphery of pottery upwards, the high platform surface of the pottery of dual structure downwards, being positioned over the surface becomes above the small concavo-convex refractory slab, carry out this burning, utilize high-temperature digestion to follow the interior glaze of ditch, engage inboard container and outside container, portal with the airtight dose of above-mentioned windstream of sealing in the hole of high temperature lower-glassization simultaneously.
Other example of heat-insulated container, the plastic heat-insulated container of applicant Japanese patent laid-open 11-267044 number proposition still arranged, be resin system outer container and resinous endogenous pyrogen,, enclose the little low-thermal conductivity gas of thermal conductivity ratio air in the space part and form at the rim of a bowl integrally across space part.
This heat-insulated container is, plastic endogenous pyrogen and at least one side's of outer pocket thermal insulation layer side, set and prevent aluminium foil that radiation is used etc., the peristoma portion of endogenous pyrogen and outer container with vibration weld etc. engage integrated after, again through the peristome of outer container bottom, air is changed into the gas of low-thermal conductivity, and with sealed plate and adhesive closed peristome, manufacturing forms.
This plastic heat-insulated container, though very light, it is visual warm inadequately that material is that synthetic resin has, the problem that is difficult to get close to.
On the other hand, the ceramic container also is that general family uses, and is acceptable material, but makes heat-insulated container, and then pottery is fine porous material, and space part becomes decompression state during manufacturing, and later air can slowly flow into space part by wall.Because of this burning is at high temperature to carry out event, radiant heat prevents that film from can not have unappeasable problem on the performance in the configuration of insulated space layer again.
Summary of the invention
Purpose of the present invention is, the heat-insulated container of the excellent thermal insulation performance that a kind of pottery that utilizes the general usefulness of family makes is provided.
For reaching above-mentioned purpose, the invention provides a kind of ceramic heat-insulated container, it is characterized by: in the outer container of ceramic, with the ceramic endogenous pyrogen, ceramic heat-insulated container across the integrated formation of space part, the full side of space part of outer container in it, or the comprehensive at least one side of the atmospheric side of interior outer container sets glassy layer.
At the space part of the interior outer container of this heat-insulated container, the formation of enclosing the thermal conduction rating low-thermal conductivity gas little than air also can.Or the space part of interior outer container is that the close formation of vacuum seal might as well.
In this heat-insulated container, at least one side of the outside of endogenous pyrogen and outer container inner face, or in this space part is provided with the formation that radiant heat prevents rete and also can.
The invention provides a kind of manufacture method of heat-insulated container, it is characterized by:
With the ceramic endogenous pyrogen, the ceramic outer container of peristome is arranged with the bottom; Biscuiting respectively;
Secondly, in the outside, the inner face of the outside of endogenous pyrogen and outer container is coated with glaze at least in the interior outside of this endogenous pyrogen and outer container.Again, in the interior outside of the interior outside of this endogenous pyrogen and outer container, the two at least one side's coating glaze of the heat insulation aspect of the inner face of endogenous pyrogen, the outside of outer container and interior outer container;
Then, outer container and endogenous pyrogen after space part is integrated, carry out this burnings;
Establish radiant heat at least one side of interior outer container again and prevent rete;
At last, replace air with low-thermal conductivity gas in space part, or after the evacuation, closed peristome.
Again, the invention provides a kind of manufacture method of heat-insulated container, it is characterized by:
In the ceramic outer container of peristome is arranged at the bottom, the ceramic endogenous pyrogen after space part is integrated, is carried out biscuiting;
In the interior outside of the interior outside of this content and outer container, the inner face of the outside of endogenous pyrogen and outer container behind the coating glaze, carry out this burning at least;
Establish radiant heat at least one side of interior outer container and prevent rete;
With the hyperphoric low-thermal conductivity gas of the air of space part, or after becoming evacuation, closed peristome.
Again, the invention provides a kind of manufacture method of heat-insulated container, it is characterized by:
The ceramic outer container of peristome, biscuiting are respectively arranged at ceramic endogenous pyrogen and bottom;
In outside in the interior outside of this endogenous pyrogen and the outer container, at least behind the inner face of the outside of endogenous pyrogen and the outer container coating glaze.Again, in the interior outside of the interior outside of this endogenous pyrogen and outer container, the inner face of endogenous pyrogen, the outside of outer container and in the two at least one side of insulation layer of outer container, carry out this burning behind the coating glaze;
At least one side of interior outer container, or in space part, establish radiant heat and prevent rete;
With outer container and endogenous pyrogen configuration space part and integrated.
The air of space part is hyperphoric with low-thermal conductivity gas, or after becoming evacuation, closed peristome.
Description of drawings
Fig. 1 is the cross sectional drawing of an example of heat-insulated container of the present invention.
Fig. 2 is that main of Fig. 1 enlarges cross sectional drawing.
1: heat-insulated container
2: outer container
3: endogenous pyrogen
4: space part
5: radiant heat prevents rete
6: opening
7: sealed plate
8: recess
9: vitreous layer
10: foot
The specific embodiment
Fig. 1 is the ceramic heat-insulated container of the embodiment of the invention, and this heat-insulated container 1 is a ceramic outer container 2, and ceramic endogenous pyrogen 3 is across the space part 4 integrated structures that form.At the outside of endogenous pyrogen 3 and the inner face of outer container 2, as shown in Figure 2, have by glaze to dissolve the vitreous layer 9 that set forms.More, the film formed radiant heat of metal is set prevents rete 5 in the vitreous layer 9 of endogenous pyrogen 3.Again,, be provided with the ring-type foot 10 of placing heat-insulated container 1, have envelope to end the opening 6 that portion comprises recess 8 and runs through these recess central authorities in these foot's 10 annular center into stable in the bottom of outer container 2, and the sealed plate 7 of sealing recess 8.The opening 6 of centre, and the sealed plate 7 of sealing recess 8.
Be located at the space part 4 of 2,3 of interior outer containers, enclose than gas sky (0 ℃ thermal conduction rating=2.41 * 10
-2W.m.k
-1) the little gas of hot biography rate, be preferably avirulence, not active gas, preferably select the low-thermal conductivity gas of krypton gas, xenon, argon gas or those mixture gas etc., under atmospheric pressure enclose thermal insulation layer 4a.Or make below 4 one-tenth air pressure of space part, 10 Tuolis (Torr), be preferably 10
-2The thermal insulation layer 4b of the vacuum sealing state that the Tuoli is following.
Endogenous pyrogen 3 and outer container 2, for being main material with the clay, the pottery that cooperates the oxide mineral raw material of alkalinous metal, alkaline soil metal etc. to fire, the most handy denseness is big, several no absorptive potteries, stone implement or porcelain.Endogenous pyrogen 3 is 1～7mm degree with the wall thickness of outer container 2, and is preferable with 2～5mm left and right sides.The material of those endogenous pyrogens 3 and outer container 2, available known clay etc. is the pottery raw material, again the also available known pottery manufacturing process of its forming process.And the glaze of formation vitreous layer 9 also can use the used glaze of the ceramic feeder of public manufacturing.
Though the size or the shape indefinite of the opening 6 that forms in the bottom of outer container 2 are preferable with the circular hole of diameter 1～3mm.The sealed plate 7 of this opening 6 of blocking, useful ceramics plate, glass board or metal sheet (containing the enamel plate).This sealed plate 7 can be used the double burned of the container bottoms outside cement as glaze, and perhaps the envelope of weldable outer container bottom surface and sealed plate 7 is ended glass, brazing metal, synthetic resin system solid, airtight joint.Moreover, this sealed plate 7, be illustrated in figure 1 as the recess 8 that forms sealed plate configuration usefulness in outer container 2 bottoms, insert sealed plate 7 at this recess 8, connecting airtight the formation of sealing opening 6 with solid again, but it is also passable not establish recess 8, or substitutes with foot 10 and to be recess 8, uses the sealed plate 7 sealing openings 6 that strengthen might as well.
The radiant heat of being located at endogenous pyrogen 3 outsides prevents rete 5, is the high metal of heat reflectivity, as the film formation of silver (Ag) or WU (Al) and copper (Cu).This radiant heat prevents rete 5, and available as silver-colored non-electrolysis (chemistry) plating method, the vacuum of metallikon, aluminium are being steamed method formation such as following of method or aluminium foil.
The pottery that interior outer container 2, the 3 usefulness thermal conduction ratinies of this heat-insulated container 1 are little forms, space part 4 in being somebody's turn to do between outer container, for enclosing the thermal insulation layer 4a of low-thermal conductivity gas, or be vacuum heat-insulating layer 4b, and establish radiant heat in the outside of the endogenous pyrogen 3 of facing space part 4 and prevent rete 5, have the heat-insulated container of air heat-insulation layer to compare with public, heat insulation usefulness especially promotes, and the beverage or the food of the endogenous pyrogen 3 of packing into can be incubated for a long time.
Again, this Thermal packer 1, outer container 2,3 usefulness potteries are made in it, and outward appearance is good, and hand touches or mouthful sense of touch feels all good, compare with closing into Outfitting fat container made, but the usability of lifting container.
This ceramic heat-insulated container 1, either party's manufactured of available following three methods:
The prototype shaped object of one outer container 2,3 in earlier first manufacture method is made for example pours into the pattern of the processing that is shaped with clay etc.At this moment, the bottom of outer container 2 is provided with and fires the circular hole opening 6 that the back becomes diameter 1～3mm;
After the one interior outer container of making, 2,3 dryings, carry out biscuiting, its temperature is at 800～1100 ℃, and is best 850～1000 ℃, 3～15 hours time, preferable with 5～8 hours;
After one biscuiting, interior outer container 2,3 contact with space part 4 and all be coated with glaze, make the shape of being integral carry out this burning again.Glaze uses can fuse vitrified glaze at about 900 ℃.The treatment conditions of this burning, though material difference because of interior outer container 2,3, usually fired 10～30 hours at 1000～1400 ℃, the function of above-mentioned glaze 2 tool solids, the peristoma portion of interior outer container 2,3 is integrated airtightly, and glaze is in the surface glass set of space part 4 sides of interior outer container 2,3 simultaneously;
One secondly, forms radiant heat with electroless plating method (electroless plating method) and prevent rete.Opening 6 through being located at outer container 3 bottom surfaces pours into space part 4, and amino silver nitrate solution reaches, the deoxidation compound of glucose etc. and the mixed liquor of sodium hydroxide.When mixed liquor pours into, just produce silver mirror reaction and form the silver film that the tool radiant heat prevents rete 5 effects at space part.After the reaction, take out the raffinate of space part 4, place the heating certain hour, make space part become drying regime;
Connect the introduction part that imports vacuum pump and low-thermal conductivity gas in opening 6 again and again.After the air of space part 4 is got rid of, switch to low-thermal conductivity gas introduction part, enter space part 4 with about atmospheric pressure guiding low-thermal conductivity gas.Then, take off introduction part, be coated with solid in open circumferential, the configuration sealed plate seals low-thermal conductivity gas in space part 4 up for safekeeping, has just made the heat-insulated container 1 that space part is sealed low-thermal conductivity gas up for safekeeping.The sealed plate 7 of Shi Yonging can be used the stupalith same with interior outer container 2,3 herein, uses metallic, and resinous sealed plate also can.
As mentioned above,, fire, make space part 4 be surrounded as airtight conditions by vitreous layer 9 with vitrifiable temperature at space part 4 configuration glazes.Space part 4 has trickle concavo-convex ceramic surface, and smoothed vitreous layer covers, and can make the empty easily formation of silverskin of silver mirror reaction, also can improve radiation efficiency simultaneously, also promotes heat-insulating property.
The bore of opening 6 is considered the injection of solution, and taking out needs about about 10mm, but during the taking-up of solution, as inserting space part 4 with suction pipe, with the occasion that the sucking-off method is taken out, the possible degree of suction pipe discrepancy is arranged, and (about 1～3mm) gets final product.
In first manufacture method, though face coating glaze in the thermal insulation layer 4a of interior outer container 2,3 side, be coated with the air-tightness that glaze also can be kept space part 4 as face by atmospheric side at interior outer container 2,3, so glaze of thermal insulation layer 4a side, only in the outside of endogenous pyrogen 3, or the inner face of outer container 2 coating can a side.
Except the face of space part 4 sides, the face of facing atmospheric side also sets glassy layer, so form the tight wall of two-fold, the low-thermal conductivity gas of enclosing space part more is difficult to spill the outside.
In first manufacture method, enclose the thermal insulation layer 4a of low-thermal conductivity gas, replace and this space part 4 is changed below 10 Tuolis into best 10
-2The following vacuum-tight thermal insulation layer 4b in Tuoli also can.The formation operation of this vacuum heat-insulating layer 4b is, container after this burning and silverskin formed, the bottom upwards places in the vacuum furnace, around opening 6, put the solid of glaze or low melting point glass, metal wlding etc., face is placed sealed plate 7 thereon again, and in the exhaust vacuum, solid is fused in heating to container in vacuum furnace, the intact after cooling of vacuum exhaust solidifies solid, finishes the making of vacuum heat-insulating layer 4b.
Second manufacture method
Second manufacture method of heat-insulated container 1 below is described.
One make earlier in the shaped object of prototype of outer container 2,3, for example make of the forming model that gypsum etc. pours into processing.At this moment, after the bottom of outer container 2 is provided with and fires, form the circular hole opening 6 of diameter 1～3mm.The peristoma portion of the interior outer container of making 2,3 uses the solid coating that makes with the same material clay fusion of interior outer container, after interior outer container is integrated, 800～1100 ℃ of temperature, with 850～1000 ℃ preferable, carried out 3～15 hours, with suitable biscuiting in 5～8 hours;
One space part 4 between the interior outer container of integral forming injects glazes.Herein, use can be melted vitrified glaze on 900 ℃ of right sides.After making space part all pay glaze, carry out this burning of 10～30 hours of 1000～1400 ℃ of high temperature, make glaze form vitreous layer 9 sets at the space part side surface of interior outer container;
One secondly, the mixed liquor of mixed amino silver nitrate solution and glucose and sodium hydroxide, and the opening 6 through being located at the outer container bottom surface pours into space part 4.Promptly carry out silver mirror reaction when mixed liquor pours into, form the silverskin that the tool radiant heat prevents rete 5 effects in allowance portion.After the reaction, take out the raffinate of space part 4, place the heating certain hour, make space part become drying regime;
Connect the introduction part that imports vacuum pump and low-thermal conductivity gas in opening 6 again and again.After the air of space part 4 is got rid of, switch to low-thermal conductivity gas introduction part, import low-thermal conductivity gas to space part 4 with about atmospheric pressure.Then, take off introduction part, lead the coating UV solid in peristome week, and set.So, finished the manufacturing that seals the heat-insulated container 1 of low-thermal conductivity gas at space part.
As mentioned above,, fire, make space part 4 be surrounded as airtight conditions for vitreous layer 9 with vitrifiable temperature at space part 4 configuration glazes.The ceramic surface that micro concavo-convex is arranged of space part 4, smoothed vitreous layer covers, and the silverskin of silver mirror reaction is formed easily, also improves radiation efficiency simultaneously, also promotes heat-insulating property.
In second manufacturing process, the face of coating glaze, only at the face of space part 4 sides, but in the face of also no problem of the face coating glaze of atmosphere.As also adding glassy layer, can make the low-thermal conductivity gas of enclosing space part more be difficult to spill the outside at face in the face of atmospheric side.
In second manufacture method, seal the thermal insulation layer 4a of close low-thermal conductivity gas, can replace this space part 4 is changed into below 10 Tuolis, be preferably 10
-2The vacuum-tight thermal insulation layer 4b that the Tuoli is following.The formation operation of this vacuum heat-insulating layer 4b is, container after this burning and silverskin formed, the bottom upwards places in the vacuum furnace, around opening 6, put the solid of glaze or low melting point glass, metal wlding etc., placement sealed plate 7 above base again is in vacuum furnace in the exhaust vacuum, to container heat fused solid, the vacuum exhaust after cooling solidifies solid, finishes the making of vacuum heat-insulating layer 4b.
The 3rd manufacture method
The following describes the third manufacture method of heat-insulated container 1.
One makes the shaped object of interior outer container prototype earlier, is about to the model that stupalith pours into the processing that is shaped.At this moment, the directly circular hole opening 6 of 1～3mm comes true after the lower curtate of outer container 2 is provided with and fires;
The one interior outer container of making carries out biscuiting respectively, and 800～1100 ℃ of its biscuiting temperature are preferable with 850～1000 ℃ of left and right sides, and are 3～15 hours biscuiting time, preferable with 5～8 hours;
One the face that contacts with space part 4 of interior outer container 2,3 after biscuiting all is coated with glaze, carry out this burning individually again.Glaze uses about 900 ℃ can melt vitrified glaze, and after firing in 10～30 hours, glaze forms vitreous layer 9 in the surface glass set by space part 4 sides of interior outer container 1000～1400 ℃ of temperature;
Secondly one, and after the radiation that endogenous pyrogen 3 is pasting aluminium foil prevented rete 5, at the minimum side coating solid of the peristome that glassy layer is arranged of the interior outer container 2,3 of space part 4 sides, the interior outer container of set made air tight integrated;
Connect the introduction part that imports vacuum pump and low heat transfer gas in opening 6 again and again.The air of space part 4 switches to low-thermal conductivity gas introduction part after getting rid of, and imports low-thermal conductivity gas to space part 4 with atmospheric pressure.Take off introduction part at last, lead the coating solid in 6 weeks of opening, configuration sealed plate 7 just can be made into the heat-insulated container 1 of sealing low-thermal conductivity gas at space part 4 up for safekeeping.The sealed plate 7 of Shi Yonging herein, the same pottery of available and interior outer container, but metallic, resinous sealed plate also can.
As mentioned above, at space part 4 configuration glazes, fire with vitrifiable temperature, space part 4 surrounds for vitreous layer, can make 4 one-tenth airtight conditions of space part.The pottery surface that trickle concavo-convex space part 4 is arranged is covered by level and smooth glassy layer, so the silverskin of silver mirror reaction forms easily, the while can promote radiation efficiency, also can improve heat-insulating property.Radiant heat prevents that rete 5 from also can use aluminium foil again.Aluminium foil and unnecessary subsides are paid in the outside of endogenous pyrogen or the inner face of outer container, can float the space part that outer container constitutes in being suspended in.
The bore of opening 6, consider and the injection of liquid to take out then about 10mm left and right sides preferable, be to insert space part as taking out with pipe at liquid, with the occasion of sucking-off taking-up, then the bore (about 1～3mm) of the suction pipe degree that can pass in and out just can.
In the 3rd manufacture method, at the thermal insulation layer side coating glaze of interior outer container 2,3,, also can keep the air-tightness of space part as atmospheric side coating glaze at interior outer container 2,3, so the glaze of thermal insulation layer side, only in endogenous pyrogen 3 outsides or outer container 2 inner faces coating can a side.
Except the face of space part 4 sides, the side of facing atmosphere also disposes glassy layer again, so form the tight wall of two-fold, makes space part leak free low-thermal conductivity gas more be difficult to spill.
In the 3rd manufacture method, seal the thermal insulation layer 4a of close low-thermal conductivity gas, can replace this space part is changed into below 10 Tuolis, be preferably 10
-2The vacuum-tight thermal insulation layer 4b that the Tuoli is following.The manufacture method of this vacuum heat-insulating layer 4b is, container after this burning and silverskin formed, the bottom upwards places in the vacuum furnace, around opening 6, put the solid of glaze or low melting point glass, metal wlding etc., face is placed sealed plate 7 thereon again, holds in the heating furnace in the exhaust vacuum, to container heat fused solid true, the vacuum exhaust after cooling solidifies solid, finishes the making of vacuum heat-insulating layer 4b.
In first to the 3rd above-mentioned manufacture method, the wall thickness of interior outer container 2,3 can answer the purposes of container suitably to select, and is preferable from the viewpoint thickness 1～3mm of strength stress.
Band, be coated with glaze by the outside, can promote intention.
As for the space distance of space part 4, preferable on the thermal insulation construction with 2～10mm left and right sides.
According to first manufacture method, make space part and enclose krypton (Kr) gas, the heat-insulated container 1 of peristome diameter 140mm.According to second manufacture method, made the space part vacuum, the heat-insulated container 2 of peristome diameter 140mm again.
For measuring the performance of those heat-insulated containers, other makes a comparison container with shape, and its space part keeps original air, does not also establish the radiation rete.Endogenous pyrogen at heat-insulated container 1, heat-insulated container 2 and comparison container respectively injects 95 ℃ boiling water, is positioned over the thermostatic chamber of 20 ℃ of constant temperatures behind the teabowl with a cover lid, measures the temperature after a hour.
After one hour, the water temperature that records heat-insulated container 1 of the present invention is 61 ℃, and the water temperature of heat-insulated container 2 is 64 ℃, and relatively the water temperature of container is 56 ℃ in addition.Actual proof heat-insulated container 1, heat-insulated container 2 relatively container has heat-insulating property preferably.
This time use the result of the bowl of Fig. 1 to compare, dwindle as the peristome with container, the shape of making thermal bottle or magnetic Bear-grudge compares, and its result will have bigger difference.
Ceramic heat-insulated container of the present invention, maintenance air-tightness because of vitreous layer, space part between interior outer container is enclosed low-thermal conductivity gas, or Feng Micheng vacuum state, the radiant heat that ceramic heat-insulated container before more being configured to does not have prevents rete, so become the heat-insulated container that good heat-insulating property is arranged.Space part side and atmospheric side at interior outer container are established glassy layer comprehensively, more improve its air-tightness.Therefore, the present invention makes the superior heat-insulated container of heat-proof quality with popular familiar public pottery.
Claims (7)
1. ceramic heat-insulated container is characterized by:
One in the outer container of ceramic, and the endogenous pyrogen of ceramic is integrated across space part, forms the ceramic heat-insulated container;
The space part side of outer container is comprehensive in one, or the comprehensive at least one side of the atmospheric side of interior outer container sets vitreous layer.
2. ceramic heat-insulated container as claimed in claim 1 is characterized by: the space part at interior outer container is enclosed the thermal conduction rating low-thermal conductivity gas little than air.
3. ceramic heat-insulated container as claimed in claim 1 is characterized by: the space part of interior outer container is a vacuum sealing.
4. as each described ceramic heat-insulated container in the claim 1 to 3, it is characterized by:, or in this space part, establish radiant heat and prevent rete the outside of endogenous pyrogen and at least one side of outer container inner face.
5. the manufacture method of a heat-insulated container is characterized by:
At first, with the ceramic outer container that opening is arranged at the endogenous pyrogen and the bottom of ceramic, biscuiting out of the ordinary;
Secondly, in the interior outside of the interior outside of this endogenous pyrogen and outer container, the inner face of the outside of endogenous pyrogen and outer container coating glaze at least; Or in the interior outside of the interior outside of aforesaid endogenous pyrogen and outer container, the inner face of endogenous pyrogen, the outside of outer container and at least one side of heat insulation aspect of outer container be coated with glaze;
Again with outer container and endogenous pyrogen after space part is integrated, carry out this burning;
Establish radiant heat at least one side of interior outer container again and prevent rete;
At last, with the air of space part hyperphoric be low-thermal conductivity gas, or after becoming vacuum, seal opening again.
6. the manufacture method of a heat-insulated container is characterized by:
The ceramic outer container of opening is arranged in the bottom earlier, the ceramic endogenous pyrogen after space part is integrated, is carried out biscuiting;
Again in the interior outside of the interior outside of this endogenous pyrogen and outer container, behind the inner face coating glaze of the outside of endogenous pyrogen and outer container, carry out this burning at least;
Secondly, establish radiant heat at least one side of interior outer container and prevent rete;
At last, with the air of space part hyperphoric be low-thermal conductivity gas, or after becoming vacuum, seal opening again.
7. the manufacture method of a heat-insulated container is characterized by:
The ceramic outer container that earlier ceramic endogenous pyrogen and bottom is had opening, distinctly biscuiting;
Then, in the interior outside of the interior outside of this endogenous pyrogen and outer container, at least behind the inner face coating glaze of the outside of endogenous pyrogen and outer container; Or the outside of the endogenous pyrogen inner face in the interior outside of the interior outside of this endogenous pyrogen and outer container, outer container and in after at least one side of heat insulation aspect of outer container is coated with glaze, carry out this burning;
Again at least one side of interior outer container, or establish radiant heat in the space part and prevent rete;
Once more, endogenous pyrogen and outer container is integrated in the mode that is made into space part;
At last, with the air of space part hyperphoric be low-thermal conductivity gas, or after the hyperphoric one-tenth vacuum, seal opening again.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001159551A JP2002345616A (en) | 2001-05-28 | 2001-05-28 | Heat insulation container and manufacturing method therefor |
| JP200115955 | 2001-05-28 | ||
| JP2001159551 | 2001-05-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1388051A CN1388051A (en) | 2003-01-01 |
| CN1186235C true CN1186235C (en) | 2005-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021219273A Expired - Fee Related CN1186235C (en) | 2001-05-28 | 2002-05-24 | Heat insulation container and its producing method |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2002345616A (en) |
| CN (1) | CN1186235C (en) |
| TW (1) | TW572771B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101105375B1 (en) * | 2009-07-31 | 2012-01-16 | 김명효 | pottery-glass dual structure receptacle and method of making the same |
| CN102557673B (en) * | 2012-01-04 | 2013-10-30 | 河南科技大学 | Process for producing heat-preserving ceramic through vacuum sintering |
| CN102531543B (en) * | 2012-01-04 | 2013-07-17 | 河南科技大学 | Production process of microwave vacuum-sintering heat-preservation ceramic |
| CN102557581B (en) * | 2012-01-04 | 2014-04-16 | 河南科技大学 | Process for producing heat-preserving ceramic through laser vacuum sintering |
| KR101552836B1 (en) * | 2014-03-17 | 2015-09-14 | 주식회사 포스코 | Ladle apparatus |
| WO2018015858A1 (en) * | 2016-07-21 | 2018-01-25 | Altaii Italia S.R.L. | Thermal insulating container, method of manufacturing thereof and hermetic closing kit therewith |
| CN109516778A (en) * | 2018-12-10 | 2019-03-26 | 南充辉泓真空技术有限公司 | A kind of preparation process of double-layer ceramic vacuum insulating utensils |
| CN115613031A (en) * | 2022-09-20 | 2023-01-17 | 箭牌家居集团股份有限公司 | Preparation method of ceramic product and ceramic product |
-
2001
- 2001-05-28 JP JP2001159551A patent/JP2002345616A/en active Pending
-
2002
- 2002-04-01 TW TW91106475A patent/TW572771B/en not_active IP Right Cessation
- 2002-05-24 CN CNB021219273A patent/CN1186235C/en not_active Expired - Fee Related
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| CN1388051A (en) | 2003-01-01 |
| TW572771B (en) | 2004-01-21 |
| JP2002345616A (en) | 2002-12-03 |
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