CN202936304U - Plane vacuum glass manufactured through glass solder microwave-welding and groove edge sealing - Google Patents
Plane vacuum glass manufactured through glass solder microwave-welding and groove edge sealing Download PDFInfo
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- CN202936304U CN202936304U CN 201220569792 CN201220569792U CN202936304U CN 202936304 U CN202936304 U CN 202936304U CN 201220569792 CN201220569792 CN 201220569792 CN 201220569792 U CN201220569792 U CN 201220569792U CN 202936304 U CN202936304 U CN 202936304U
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- glass
- vacuum
- solder
- edge sealing
- band frame
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Abstract
The utility model provides vacuum glass, which is characterized by comprising upper glass and lower glass which are plane glass; edge sealing frames are mounted on the periphery of the upper glass; edge sealing grooves are formed in the periphery of the lower glass; the peripheries of the upper glass and the lower glass are welded together by low-temperature solder, namely low-temperature glass solder; and a closed vacuum layer is formed between the upper glass and the lower glass, and a support with one or two layers is accommodated in the vacuum layer. The vacuum glass has the advantages of simple manufacturing process, low cost, high production efficiency, reliable sealing and good sealing effect.
Description
Technical field
The utility model relates to the processing and manufacturing of glass, especially makes a kind of vacuum glass.
Background technology
Vacuum glass is a kind of best energy-saving glass product, can be widely used in the industrial or agricultural fields such as building window, glass curtain wall, refrigerator and refrigerator and resident's daily living article, is good heat insulation, sound insulation and finishing material.In the making processes of vacuum glass, the structure of edge sealing-in and technology be guarantee that circumference of vacuum glass is indeformable, do not produce the stress that exceeds standard, air tight and keep the gordian technique of toughened glass characteristic.The main weak point of existing vacuum glass is: the one, and structure and complex process are not suitable for mechanize, automatization and mass production; The 2nd, the difficulty of bleeding in the edge sealing process, need at the bleeding point that arranges on glass, be not suitable for directly bleeding from the limit section of glass; The 3rd, easily run off after the solder high temperature melting, the reliability of impact sealing; The 4th, toughened glass unfairness sealing difficulty.
Summary of the invention
In order to solve the problems of the technologies described above, the utility model provides a kind of vacuum glass, it comprises upper glass, lower-glass, described upper glass and described lower-glass are flat glasss, the periphery of described upper glass has the periphery of edge band frame, described lower-glass that the edge sealing groove is arranged, the periphery of described upper glass and described lower-glass welds together by solder, described solder is low temperature glass solder, form the vacuum layer of a sealing between described upper glass and described lower-glass, in described vacuum layer, upholder is arranged, above support has one deck or two-layer.
Wherein, described vacuum glass can also comprise an intermediate glass, and described intermediate glass is clipped between described upper glass and described lower-glass, and described upper glass and described lower-glass form respectively the vacuum layer of two sealings with described intermediate glass.
Wherein, above support is made by low temperature glass, metal, pottery, glass or plastics, the preferred commercially available cryogenic glass powder of printing or the low temperature glass solder of adopting prepares, and the temperature of fusion of described cryogenic glass powder is 550～750 ℃, and the temperature of fusion of described low temperature glass solder is 350～550 ℃.
Wherein, above support be printed on one on glass, or be printed on two on glass, conventional vacuum glass preferably be printed on one on glass, toughened vacuum glass preferably be printed on two on glass.
Wherein, above support is column, or is strip; When upholder is printed on one when on glass, be preferably cylindric; When upholder is printed on two when on glass simultaneously, be preferably strip, and vertical pile.
Wherein, described mode of printing comprises the modes such as mould printing, silk screen printing and printer printing; Described mode of printing comprises hardboard (net) printing and soft board (net) printing, and described hardboard (net) is mainly plate, the net that metallic substance is made, and described soft board (net) is mainly plate, the net that organic materials is made.
Wherein, when above support is printed before glass tempering or before the curing of edge band frame, preferably adopt soft board (net) to print; When above support is printed after glass tempering or after the curing of edge band frame, the preferred hardboard (net) that adopts is printed, hardboard (net) printing can make the top of upholder be on a plane, is out of shape to eliminate glass tempering the impact that brings the glass planeness; When printing before glass tempering or before the curing of edge band frame when above support, preferred cryogenic glass powder is made; When printing after glass tempering or after the curing of edge band frame when upholder, preferred low temperature glass solder is made.
Wherein, when above support is printed before glass tempering or before the curing of edge band frame, preferably carrying out mechanical workout after tempering or after the curing of edge band frame, as turning, grinding, polishing or laser sculpture etc., make the top of upholder be on a plane or make its shape size uniform, be out of shape to eliminate glass tempering the impact that brings glass planeness or shape.
Wherein, described edge band frame is made by printing or the mode such as spraying, preferably adopts the silk screen printing cryogenic glass powder to make, and it is the glass glaze of 550～750 ℃ that described cryogenic glass powder is preferably commercially available melt temperature; When described edge band frame prepares, can be once to complete, can be also repeatedly to complete.
Wherein, described mode of printing is to adopt silk screen printing or the methods such as mould printing or printer, and cryogenic glass powder is imprinted on the fin that formation on glass is raised in glass surface.
Wherein, the periphery of described upper glass contains an edge band frame at least, and the periphery of described lower-glass contains an edge sealing groove at least, and described edge band frame is inserted in the edge sealing groove.
The cross section of described edge sealing groove can be arbitrary shape, preferred circular arc.
Described edge sealing groove is formed by mechanical workout or laser processing, the preferred mechanical processing mode.
wherein, when the edge band frame of described upper glass during more than one, described lower-glass contains an edge sealing groove at least, when described lower-glass contains two edge sealing grooves at least, the edge band frame of described upper glass is inserted in the edge sealing groove of corresponding described lower-glass, on described, edge band frame and the edge sealing groove of lower-glass are entrenched togather mutually, vacuum layer is carried out labyrinth seal, described edge sealing groove is when the upper surface of the intermediate glass of the vacuum glass with two vacuum layer, identical with described lower-glass, described edge band frame is when the lower surface of described intermediate glass, identical with described upper glass.
wherein, described upper glass, the material of lower-glass and intermediate glass is simple glass, or toughened glass, or semi-tempered glass, or low emissivity glass, or chilled glass (comprising physical strengthening and chemical enhanced), or heat-reflecting glass, or wire glass, or rolled glass, or hot melt glass, or the combination of above any two or three kinds of glass, more preferably tempering or semi-tempered glass, chilled glass and low emissivity glass, further be preferably the combination of tempering or semi-tempered glass and low radiation tempering or semi-tempered glass, the combination of tempering or semi-tempered glass and low radiation chilled glass, the combination of tempering or semi-tempered glass and low emissivity glass.
Wherein, described coated glass comprises low emissivity glass and heat-reflecting glass etc., and described coated glass has good wave-sucking performance, can directly utilize microwave to carry out heat temperature raising.
The beneficial effects of the utility model are:
the periphery of its upper glass of vacuum glass that the utility model provides has the edge band frame, the periphery of lower-glass has the edge sealing groove, make the edge sealing of vacuum glass easier, more reliable, even the chimeric of edge band frame and edge sealing groove guaranteed vacuum glass in the situation that the sealing effectiveness of glass deformation, have the bonding strength higher than low temperature welding glass between edge band frame and upper glass, chimeric sealing surface area and the airtight layer thickness that has increased between upper lower-glass of edge band frame and edge sealing groove, solved the uneven problem of existing edge of vacuum glass sealing, sticking power and the adhesion strength of sealing-in have greatly been strengthened, on having increased, the tightness of vacuum layer between lower-glass, improved the life-span of vacuum glass, and can save and make and the great bleeding point of sealing difficulty, realized that the single stage method mass prepares vacuum glass and toughened vacuum glass.The edge band frame of upper glass embeds in the edge sealing groove of lower-glass, guarantee that not only the edge band frame has sufficiently high sealing height, and guaranteed that enough little vacuum layer thickness is arranged between upper lower-glass, make height and the diameter of upholder can be arbitrarily small, satisfy vacuum glass in the requirement of the aspects such as transparency, visuality, heat-proof quality, sound-proofing properties; The edge band frame of upper glass embeds in the edge sealing groove of lower-glass, not only can automatically adapt to the height change of upholder, and can automatically eliminate the impact of the distortion that lower-glass at high temperature causes, height that can also be by design edge band frame and the degree of depth of edge sealing groove are accurately controlled the thickness of vacuum layer; After solder melts, upper lower-glass auto-closing together, abundant scolder band has guaranteed the reliability of sealing, thus can save getter in vacuum glass, thereby further simplify production technique, boost productivity and lower production cost.
The advantage of microwave heating is that rate of heating is fast, cooling rate is fast, several times or tens times of conventional heating, can selectivity and inside and outside while homogeneous heating solder, solder and glassy phase weight/power ratio are minimum, microwave heating can reduce the sintering temperature of solder again, so energy consumption is low, thus microwave heating have energy-conservation, save time, high-quality, efficient advantage; Microwave heating can promote the diffusion of molecule, so microwave heating can reduce sintering temperature or welding temperature, more is conducive to the welding of tempering or semi-tempered glass; Microwave heating can make the temperature of bulk glass lower than the temperature of solder, can effectively prevent the annealing of toughened glass in the edge sealing process, so can direct production tempering or half tempered vacuum glass; In addition, microwave heating can also promote polar gas molecule such as the H that glass surface adsorbs
2O, CO
2With the desorb of CO etc., thus the work-ing life of further improving the vacuum tightness of vacuum glass and performance, prolongation vacuum glass.
Description of drawings
Fig. 1 is vacuum glass structural representation of the present utility model;
Fig. 2 is strengthened vacuum glass structural representation of the present utility model;
Fig. 3 is the toughened vacuum glass structural representation with two-layer upholder of the present utility model;
In figure: 1. upper glass, 2. lower-glass, 3. solder, 4. edge band frame, 5. edge sealing groove, 6. upholder.
Embodiment
Below adopt embodiment and accompanying drawing to describe embodiment of the present utility model in detail, how the utilisation technology means solve technical problem to the utility model whereby, and the implementation procedure of reaching technique effect can fully understand and implement according to this.
Embodiment 1: referring to Fig. 1, vacuum glass is comprised of the two blocks of glass in up and down, wherein one is low emissivity glass, its making method is as follows: at first according to the shape of made vacuum glass and one flat plate glass and low emissivity glass of size cutting desired size, peripheral weld at lower-glass is offered the edge sealing groove, and carry out edging, chamfering and cleaning, drying, utilize polyester net that cryogenic glass powder cream is printed to edge band frame and upholder on upper glass; Wherein upper glass has two edge band frames, lower-glass that two edge sealing grooves are arranged, and after upper lower-glass closed sheet, the edge band frame of upper glass can embed in the edge sealing groove of lower-glass; The width of upper glass edge band frame is 1.5mm, highly for 0.3mm, the width of lower-glass edge sealing groove is that 2.5mm, the degree of depth are 0.5mm, upholder is that minimum unit is the dot matrix arrangement of equilateral triangle, the leg-of-mutton length of side is 30mm, upholder is cylindric, and its diameter is 0.5mm, highly for 0.3mm; Secondly two blocks of glass are sent into respectively in High Temperature Furnaces Heating Apparatus, high temperature action lower seal edge strip frame and the upholder of 550～650 ℃ of High Temperature Furnaces Heating Apparatuss soften or melting and glassy bond together, be down to immediately room temperature; If edge band frame or upholder shape in high-temperature sintering process changes, can make it uniform by mode such as turning, the grinding etc. of mechanical workout; Again fill low temperature glass solder in the edge sealing groove with lower-glass, two glass consistencies from top to bottom are stacked together, and leave bleed-off passage, send in microwave oven; Vacuumize at last and heating operation, be evacuated to below 0.1Pa, start microwave heating, absorb microwave and more than slowly being warming up to the melt temperature of low temperature glass solder as 420 ℃ by low emissivity glass and solder, the low temperature glass solder fusing, the edge band frame of upper glass embeds under action of gravitation in the edge sealing groove of lower-glass, and the low temperature glass solder of melting with two glass cementations together; Stopped heating, with stove cooling, low temperature glass solder hermetic welds together two blocks of glass, opens fire door and obtains required vacuum glass.
embodiment 2: referring to Fig. 2, in two blocks of glass of vacuum glass, one is low emissivity glass, another piece is toughened glass or semi-tempered glass, its making method is as follows: at first according to the shape of made vacuum glass and one flat plate glass and low emissivity glass of size cutting desired size, peripheral weld at lower-glass is offered the edge sealing groove, and carry out edging, chamfering and cleaning, dry, utilize printing technology that cryogenic glass powder cream is printed to the edge band frame on upper glass, wherein upper glass has an edge band frame, lower-glass has an edge sealing groove, after upper lower-glass closes sheet, the edge band frame of upper glass can be embedded in the edge sealing groove of lower-glass, secondly upper glass is sent in annealing furnace, at the high temperature action lower seal edge strip frame of 650～750 ℃ of annealing furnaces and glass sintering together, carried out immediately wind-cooling reinforcing, obtain tempering or semi-tempered glass, adopt low temperature glass solder to utilize the woven wire of tensioning or expanded metal lath to print upholder on upper glass, make the top of upholder in one plane, to eliminate the glass tempering distortion to the impact of planeness, upholder is that minimum unit is the dot matrix arrangement of equilateral triangle, and upholder is cylindric, the melt temperature of again packing in the edge sealing groove with lower-glass is the low temperature glass solder of 380 ℃, and two glass consistencies from top to bottom are stacked together, reserve bleed-off passage, send in microwave oven, microwave oven has auxiliary heating system, and auxiliary heating system adopts far infra-red heater, vacuumize at last and heating operation, after first utilizing the auxiliary heating system far infra-red heater that the basal temperature of burner hearth is risen to 300 ℃, be evacuated to again below 0.1Pa, recycling microwave heating is with more than the temperature local heating to 380 at edge band frame and edge sealing groove place ℃, reach the melt temperature of low temperature glass solder, low temperature glass solder is fused into liquid, the edge band frame of upper glass embeds in the edge sealing groove of lower-glass under action of gravitation, the low temperature glass solder of melting with two glass cementations together, the simultaneously softening or melting of upholder and glass cementation up and down are together, stopped heating, with stove cooling, low temperature glass solder hermetic welds together two blocks of glass, upholder also is integral with the up and down glass sintering, opens fire door and obtains required vacuum glass.
embodiment 3: referring to Fig. 3, two blocks of glass of vacuum glass are toughened glass or semi-tempered glass, wherein one or low emissivity glass, its making method is as follows: at first according to the shape of made vacuum glass and one flat plate glass and low emissivity glass of size cutting desired size, peripheral weld at lower-glass is offered the edge sealing groove, and carry out edging, chamfering and cleaning, dry, utilize nylon mesh that cryogenic glass powder cream is printed to the edge band frame on upper glass and at two upholders of printing simultaneously on glass, wherein upper glass has an edge band frame, lower-glass has an edge sealing groove, after upper lower-glass closes sheet, the edge band frame of upper glass can be embedded in the edge sealing groove of lower-glass, upholder is that minimum unit is the dot matrix arrangement of equilateral triangle, and upholder is strip, and the upholder of upper lower-glass is orthogonal, and it is crosswise shape that upper lower-glass closes sheet rear support thing overlapping, secondly two blocks of glass are sent into respectively annealing furnace, soften with glass at the high temperature action lower seal edge strip frame of annealing furnace and upholder and be bonded together, carry out immediately wind-cooling reinforcing, obtain tempering or semi-tempered glass, for eliminating the difference of altitude that causes because of glass tempering, edge band frame and upholder are carried out mechanical workout, make the top of edge band frame and upholder separately in one plane, again fill low temperature glass solder in the edge sealing groove with lower-glass, and two glass consistencies from top to bottom are stacked together and leave certain space of bleeding, send in microwave oven, vacuumize at last and heating operation, be evacuated to below 0.1Pa, the melt temperature that is warming up to low temperature glass solder is above as 380 ℃, low temperature glass solder will melt, the edge band frame of upper glass embeds in the edge sealing groove of lower-glass under action of gravitation, the low temperature glass solder of melting with two glass cementations together, the upholder of upper lower-glass is in contact with one another, overlappingly be crosswise shape, stopped heating, with stove cooling, low temperature glass solder hermetic welds together two blocks of glass, opens fire door and obtains required vacuum glass.
Claims (9)
1. vacuum glass, it is characterized in that comprising upper glass, lower-glass, described upper glass and described lower-glass are flat glasss, the periphery of described upper glass has the periphery of edge band frame, described lower-glass that the edge sealing groove is arranged, the periphery of described upper glass and described lower-glass welds together by solder, described solder is low temperature glass solder, form the vacuum layer of a sealing between described upper glass and described lower-glass, in described vacuum layer, upholder is arranged, above support has one deck or two-layer.
2. vacuum glass according to claim 1, it is characterized in that described vacuum glass also comprises an intermediate glass, described intermediate glass is clipped between described upper glass and described lower-glass, and described upper glass and described lower-glass form respectively the vacuum layer of two sealings with described intermediate glass.
3. vacuum glass according to claim 1 and 2, is characterized in that described upper glass and described lower-glass have at least one to be tempering or semi-tempered glass.
4. vacuum glass according to claim 1 is characterized in that above support makes before glass tempering or after glass tempering.
5. vacuum glass according to claim 1, is characterized in that described edge band frame adopts cryogenic glass powder to make by the mode of printing or spraying.
6. vacuum glass according to claim 1, is characterized in that the periphery of described upper glass face of weld has an edge band frame at least, and the periphery of described lower-glass face of weld has an edge sealing groove at least.
7. vacuum glass according to claim 1, is characterized in that described edge sealing groove adopts the mode of mechanical workout or laser processing to make.
8. vacuum glass according to claim 1, is characterized in that above support uses soft net or hard net to make.
9. vacuum glass according to claim 1, is characterized in that above support or edge band frame carry out mechanical workout after curing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220569792 CN202936304U (en) | 2012-10-09 | 2012-10-09 | Plane vacuum glass manufactured through glass solder microwave-welding and groove edge sealing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220569792 CN202936304U (en) | 2012-10-09 | 2012-10-09 | Plane vacuum glass manufactured through glass solder microwave-welding and groove edge sealing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202936304U true CN202936304U (en) | 2013-05-15 |
Family
ID=48320556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220569792 Expired - Fee Related CN202936304U (en) | 2012-10-09 | 2012-10-09 | Plane vacuum glass manufactured through glass solder microwave-welding and groove edge sealing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202936304U (en) |
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2012
- 2012-10-09 CN CN 201220569792 patent/CN202936304U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20141009 |
|
| EXPY | Termination of patent right or utility model |