CN202465495U - Upholder-free double-curved vacuum glass - Google Patents
Upholder-free double-curved vacuum glass Download PDFInfo
- Publication number
- CN202465495U CN202465495U CN2012200852101U CN201220085210U CN202465495U CN 202465495 U CN202465495 U CN 202465495U CN 2012200852101 U CN2012200852101 U CN 2012200852101U CN 201220085210 U CN201220085210 U CN 201220085210U CN 202465495 U CN202465495 U CN 202465495U
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- glass
- upholder
- vacuum
- bend
- vacuum glass
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Abstract
The utility model discloses upholder-free double-curved vacuum glass which is formed by sealing two pieces of curved glass oppositely arranged, a clearance between two pieces of curved glass is vacuum, each of the two pieces of curved glass consists of an arched curved surface and a side-sealed plane, the arched curved surface can be of a spherical surface or a double-curved arched surface, the side-sealed plane is 5-10mm wide, and the periphery of the curved glass can be round or rectangular. According to the double-curved vacuum glass, necessary upholders in the common vacuum glass are omitted, and therefore, the vacuum glass has high strength and excellent heat-insulating and soundproof functions, has preferable practical values, and can be used at a building canopy and certain special parts.
Description
Technical field
The utility model relates to a kind of vacuum glass, is meant that especially high heat insulation, high sound insulation do not have upholder hyperboloid vacuum glass, is a kind of special construction of vacuum glass, belongs to glass and makes the field.
Background technology
Vacuum glass is a kind of glasswork with good heat-insulation and heat-preservation, the glass door of the door that is used to build, window, curtain wall and refrigerator etc.
At present, the making of vacuum glass generally is to adopt two sheet glass peripheries use frit seal, establishes upholder between two sheet glass, and the gap is evacuated, and its vacuum tightness requirement reaches 10
-2More than the Pa.Typical vacuum glass structure is as shown in Figure 1, two sheet glass of numeral 101 expressions among Fig. 1,102 expression upholders, 103 expression frit seal layers, 104 expression aspirating holes.
For this structure, nearly 600～1000 upholders that distribute on every square meter vacuum glass, upholder is generally processed by small metal cylinders, diameter between 0.3～0.6mm, before closing sheet earlier by machinery or manual work on request cloth be placed on the glass planar.Because the existence of upholder can bring following several respects defective: the upholder that (1) is small closely still can be seen by naked eyes because opaque, influence the attractive in appearance of glass; The upholder of One's name is legion all is a heat bridge between (2) two sheet glass, has increased the thermal conductance of vacuum glass; (3) because of atmospheric existence, can produce contact stress at upholder and glass contact position, cause the generation of glass hertz crackle, the safety that influences glass is used; (4) the present also short of reliable machinery that lays of upholder lays mode, adopts manual work to lay basically, and time and effort consuming, vacuum glass industrialization and mechanization degree are difficult to improve.
The utility model content
The purpose of the utility model is to provide a kind of no upholder hyperboloid vacuum glass; To improve the energy-conservation effect of vacuum glass; And make the vacuum glass quality product more reliable, outward appearance is more attractive in appearance, and the printing opacity that can be used for building top and some privileged sites is heat insulation.
The no upholder hyperboloid vacuum glass of the utility model is sealed to form by outside butt joint of two identical bend glass convex surfaces and periphery, and the gap between two bend glasses is a vacuum.
Wherein: said bend glass is made up of the edge sealing plane of curved surface with periphery of arching upward.
The described curved surface that arches upward is sphere or three-core arch face.
Said bend glass peripheral shape is rectangle or circle.
The edge sealing plane of described two bend glasses periphery at grade, the edge sealing plane width is 5～10mm.
Be sealing ply between the edge sealing plane of two bend glasses.
At least establishing a bleeding point on a slice bend glass, this bleeding point communicates with gap between two bend glasses.
Adopt above design, the utility model hyperboloid vacuum glass forms vacuum state by the sealing-in of two bend glass limit portions; Need not any upholder therebetween, even the gap between two bend glasses is evacuated, two sheet glass can be in the same place because of atm difference causes breaking being in contact with one another with distortion yet; The bend glass of same size has higher supporting capacity and littler amount of deflection than flat glass; Make hyperboloid vacuum glass intensity higher, have better heat-insulating sound-insulating function, have good practical values, can be used for building top and some privileged sites; Like light inlet windows such as insulated building, casees, refrigerator, refrigerator glass door etc.
Description of drawings
The typically existing vacuum glass structural representation of Fig. 1;
Fig. 2 the utility model hyperboloid vacuum glass sectional schematic diagram;
Fig. 3 A is a kind of form synoptic diagram of used bend glass in the utility model;
Fig. 3 B is the another kind of form synoptic diagram of used bend glass in the utility model.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing, these accompanying drawings and explanation only are used for explaining the utility model.
The described no upholder hyperboloid vacuum glass of the utility model; Its substruction and principle are as shown in Figure 2, comprise that 201, two bend glass 201 radians of two bend glasses dock to edge portion; Between form the clearance layer, periphery is a low melting glass sealing ply 202.
Be vacuum in the clearance layer of two bend glasses 201; Can be in two bend glasses 201 butt joint vacuum oven integral body vacuumize formation; Also can establish a bleeding point 203 at least one therein sheet glass; This bleeding point 203 communicates with clearance layer between two bend glasses 201, in two bend glasses, 201 butt joint backs from this bleeding point 203 formation vacuum of bleeding.
The bend glass that is used to make vacuum glass can be the glass of using always, such as common float glass, and half tempered glass, toughened glass.The bend glass periphery can be rectangle (seeing Fig. 3 A) or circular (seeing Fig. 3 B).Bend glass is made up of curved surface that arches upward (convex surface) 301 and limit portion edge sealing plane 302, and for increasing the supporting capacity of glass, the curved surface that arches upward (convex surface) 301 shapes of glass can be selected spherical shape or three-core arch face shape for use.
For making produced curved surface vacuum glass under no upholder situation, still have enough intensity and reliability; And to guarantee that two bend glasses do not contact; Need carry out appropriate design to the thickness and the peripheral size (length and width or radius of circle) of bend glass; Maximum bend glass area of the permission that the glass of different thickness is corresponding and curvature of curved surface can adopt Plate Mechanics theory or finite element method to confirm; For the bend glass scantlings of the structure that has designed, its moulding and strengthen and can adopt common glass ware forming and tempering Enhancement Method is at present prepared and is closed the vacuum glass that symbol requires and use bend glass.Upper and lower two shape and size of bend glass 201 after confirming are identical.
Referring to Fig. 2; Two identical bend glass peripheral plane butt joints of specification are placed; Wherein on the peripheral edge sealing plane 302 of a slice bend glass 201, be coated with the lower melting point sealing glass at least, for the clearance layer that reaches between the bend glass can be pumped into required vacuum tightness, for this reason; At first need seal, form the periphery of sealing fully the bend glass periphery.The circumference of vacuum glass sealing can be used sealing glass bar or glass powder at 302 places, peripheral edge sealing plane, heated sealant, vacuum pumping method and the method for sealing can be undertaken by existing vacuum glass method for making.
The maximum characteristics of the utility model hyperboloid vacuum glass structure are to form vacuum glass by two bend glass sealing-ins, need not any upholder between two glass.Even the gap between two bend glasses is evacuated, two sheet glass can be in the same place because of atm difference causes breaking being in contact with one another with distortion yet.Theoretical according to Plate Mechanics; Under the external force effect that receives perpendicular to the surface; Stress in bending is very little on the xsect of shell, has higher strength and stiffness (just making according to this principle such as thermos flask) than flat board, by the vacuum glass of two bend glasses manufacturings; Clearance therebetween vacuumizes and receives under the normal atmosphere effect, and the bend glass of same size has higher supporting capacity and littler amount of deflection than flat glass.Because vacuum glass will receive a normal atmosphere effect, therefore, is providing rational thickness of glass and peripheral size thereof, two bend glass intensity among Fig. 2 can bear an atm difference and two sheet glass can not contact.
Below with the hyperboloid vacuum glass of instance explanation the utility model.
The design of bend glass: bend glass adopts toughened glass, square, and length and width are of a size of 0.5m, and thickness 6mm, curved surface are sphere, and curvature is 1.5.Through finite element analysis, the maximum tension stress that this piece glass produces under 1 normal atmosphere effect is 24.9MPa, and maximum defluxion is 0.08mm, and calculation result shows stress and satisfied back strength of glass and the deformation requirements of vacuumizing of amount of deflection.
The manufacturing of hyperboloid vacuum glass: make by existing vacuum glass technology of preparing, wherein selecting the edge sealing temperature is 420 degree, 10 minutes heat-up times, and soaking time 10 minutes, temperature fall time 30 minutes is established bleeding point and is vacuumized, and vacuum tightness reaches 10
-2Pa.
The test of hyperboloid vacuum glass: vacuum glass is come out of the stove and is not seen fragmentation, and the final vacuum glass surface stress of coming out of the stove is 56MPa, is typical half tempered vacuum glass, and thermal conductivity is 0.08W/ (m
2/ K), press the GB/T7106-1986 testing standard, the Wind-Pressure Resistance of Glass performance is 1 grade.
Because hyperboloid glass is curved surface still after vacuumizing, and can be applicable to daylighting top, landscape ornamental and other special purposes such as the light inlet windows such as insulated building, case of building construction, refrigerator, refrigerator glass door etc.
Claims (7)
1. a no upholder hyperboloid vacuum glass is characterized in that, is sealed to form by outside butt joint of two identical bend glass convex surfaces and periphery, and the gap between two bend glasses is a vacuum.
2. no upholder hyperboloid vacuum glass as claimed in claim 1 is characterized in that: said bend glass is made up of the edge sealing plane of curved surface with periphery of arching upward.
3. no upholder hyperboloid vacuum glass as claimed in claim 2 is characterized in that: the described curved surface that arches upward is sphere or three-core arch face.
4. no upholder hyperboloid vacuum glass as claimed in claim 2, it is characterized in that: said bend glass peripheral shape is rectangle or circle.
5. no upholder hyperboloid vacuum glass as claimed in claim 2 is characterized in that: the edge sealing plane of described two bend glasses periphery at grade, the edge sealing plane width is 5～10mm.
6. no upholder hyperboloid vacuum glass as claimed in claim 2 is characterized in that: be sealing ply between the edge sealing plane of two bend glasses.
7. like the arbitrary described no upholder hyperboloid vacuum glass of claim 1 to 6, it is characterized in that: establishing a bleeding point on a slice bend glass at least, this bleeding point communicates with gap between two bend glasses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200852101U CN202465495U (en) | 2012-03-02 | 2012-03-08 | Upholder-free double-curved vacuum glass |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220077130.1 | 2012-03-02 | ||
| CN201220077130 | 2012-03-02 | ||
| CN2012200852101U CN202465495U (en) | 2012-03-02 | 2012-03-08 | Upholder-free double-curved vacuum glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202465495U true CN202465495U (en) | 2012-10-03 |
Family
ID=46913674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200852101U Expired - Lifetime CN202465495U (en) | 2012-03-02 | 2012-03-08 | Upholder-free double-curved vacuum glass |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202465495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288337A (en) * | 2012-03-02 | 2013-09-11 | 中国建材检验认证集团股份有限公司 | Support-free double bent vacuum glass and manufacturing method thereof |
| CN104179426A (en) * | 2014-08-08 | 2014-12-03 | 辛亚南 | Vacuum glass component used for doors and windows |
-
2012
- 2012-03-08 CN CN2012200852101U patent/CN202465495U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103288337A (en) * | 2012-03-02 | 2013-09-11 | 中国建材检验认证集团股份有限公司 | Support-free double bent vacuum glass and manufacturing method thereof |
| CN103288337B (en) * | 2012-03-02 | 2016-06-29 | 中国建材检验认证集团股份有限公司 | A kind of without supporter hyperboloid vacuum glass and manufacture method thereof |
| CN104179426A (en) * | 2014-08-08 | 2014-12-03 | 辛亚南 | Vacuum glass component used for doors and windows |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA BUILDING MATERIAL TEST + CERTIFICATION GROUP Effective date: 20130401 Owner name: CHINA BUILDING MATERIAL SCIENTIFIC RESEARCH INST. Free format text: FORMER OWNER: CHINA BUILDING MATERIAL TEST + CERTIFICATION GROUP CO., LTD. Effective date: 20130401 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130401 Address after: 100024 Beijing, Guanzhuang, East Lane, No. 1, Patentee after: China Building Material Scientific Research Inst. Patentee after: China Building Material Test & Certification Group Co., Ltd. Address before: 100024 Beijing city Chaoyang District Guanzhuang 1 East South Patentee before: China Building Material Test & Certification Group Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: CHINA BUILDING MATERIAL TEST + CERTIFICATION GROUP CO., LTD. Effective date: 20130428 Owner name: CHINA BUILDING MATERIAL TEST + CERTIFICATION GROUP Free format text: FORMER OWNER: CHINA BUILDING MATERIAL SCIENTIFIC RESEARCH INST. Effective date: 20130428 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130428 Address after: 100024 Beijing city Chaoyang District Guanzhuang 1 East South Patentee after: China Building Material Test & Certification Group Co., Ltd. Address before: 100024 Beijing, Guanzhuang, East Lane, No. 1, Patentee before: China Building Material Scientific Research Inst. Patentee before: China Building Material Test & Certification Group Co., Ltd. |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Qinhuangdao Co., Ltd. of China Building Material Test & Certification Group Assignor: China Building Material Test & Certification Group Co., Ltd. Contract record no.: 2014990000354 Denomination of utility model: Support-free double bent vacuum glass and manufacturing method thereof Granted publication date: 20121003 License type: Exclusive License Record date: 20140527 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121003 |
|
| CX01 | Expiry of patent term |