CN209702590U - Homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe - Google Patents
Homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe Download PDFInfo
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- CN209702590U CN209702590U CN201822142177.1U CN201822142177U CN209702590U CN 209702590 U CN209702590 U CN 209702590U CN 201822142177 U CN201822142177 U CN 201822142177U CN 209702590 U CN209702590 U CN 209702590U
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- flange
- glass
- tube
- glass tube
- collecting pipe
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Abstract
The purpose of this utility model is to provide a kind of homogeneous tube varus glass flange hot pressing seal structures for solar vacuum heat-collecting pipe, solar vacuum heat-collecting pipe includes at least glass tube and the metal end for closing the glass tube, wherein, glass tube includes glass tube body and the flange face that is made of one piece with glass tube body, flange face is set to the end of glass tube body and annular in shape, and metal end is sealedly attached on flange face.The utility model proposes homogeneous tube varus glass flange hot pressing envelope solar vacuum heat-collecting pipe use homogeneous tube pressure sealing technology, avoid the welding again of glass tube and flange, strengthen the intensity of solar vacuum heat-collecting pipe.Relative to the flange press seal that turns up, varus flange is saved since flange turns up increased space, so that the more compact structure of solar energy vacuum tube heat collector, shortens the clipping room of solar energy vacuum tube away from improving the whole efficiency of solar energy vacuum tube heat collector.
Description
Technical field
The utility model relates to solar energy application, in particular in a kind of homogeneous tube for solar vacuum heat-collecting pipe
Turn over glass flange hot pressing seal structure.
Background technique
In solar energy application, generallys use solar vacuum heat-collecting pipe pipe and effectively gather up the heat of solar energy
Come.The metal absorber that solar vacuum heat-collecting pipe pipe generally comprises glass tube and is arranged in glass tube, metal absorber
At least one end stretches out the outer end of glass tube and is connected with energy-consuming device, to keep the vacuum state in glass tube, it is necessary to solve
The certainly sealed connection problem of the extension end of glass tube and metal absorber.
The structure of traditional glass-to-metal sealing, generally using glass flange connection metal and glass tube.Individual glass
Flange and metal absorber carry out welding with straight section glass tube again after flame sealing or hot-press sealing.This method requires method
Blue mouth need to ensure to clean with straight section glass nozzle, at the same require worker must have skilled technical ability ensure interface thickness and
Straightness after adapter tube.After adapter tube, it is necessary to be made annealing treatment, reduce the stress of interface, waste of energy.With such glass tube
The impact resistance ability of manufactured solar vacuum heat-collecting pipe, interface reduces, and resists the ability decline of hail.
In consideration of it, the present inventor is according to the production design experience for being engaged in this field and related fields for many years, by trying repeatedly
It tests and designs a kind of homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe, to solve the prior art
There are the problem of.
Utility model content
The purpose of this utility model is to provide a kind of homogeneous tube varus glass flange heat for solar vacuum heat-collecting pipe
Press seal structure seals pressure technology using homogeneous tube, avoids the welding again of glass tube and flange, strengthen solar vacuum heat-collecting pipe
Intensity.
In order to achieve the above objectives, the utility model proposes a kind of homogeneous tube varus glass methods for solar vacuum heat-collecting pipe
Blue hot pressing seal structure, the solar vacuum heat-collecting pipe include at least glass tube and the metal end for closing the glass tube
Lid, wherein the glass tube includes glass tube body and the flange face that is made of one piece with the glass tube body, the method
Blue face is set to the end of the glass tube body and annular in shape, and the metal end is sealedly attached on the flange face.
The homogeneous tube varus glass flange hot pressing seal structure as described above for being used for solar vacuum heat-collecting pipe, wherein described
In a tubular form, the nose end of the glass tube body extends to form interconnecting piece towards inside to glass tube body, the interconnecting piece it is upper
Surface forms the flange face.
The homogeneous tube varus glass flange hot pressing seal structure as described above for being used for solar vacuum heat-collecting pipe, wherein described
Interconnecting piece is upwardly formed the flange of annular, and the upper surface of the flange forms the flange face.
The homogeneous tube varus glass flange hot pressing seal structure as described above for being used for solar vacuum heat-collecting pipe, wherein described
Glass tube body is in a tubular form, and integrally formed with the flange face, and the inner edge of the nozzle of the glass tube body forms the method
Blue face.
The homogeneous tube varus glass flange hot pressing seal structure as described above for being used for solar vacuum heat-collecting pipe, wherein described
Solder layer is provided on flange face, the metal end is hermetically welded to connect with the flange face by the solder layer.
The homogeneous tube varus glass flange hot pressing seal structure as described above for being used for solar vacuum heat-collecting pipe, wherein described
Glass tube is homogeneous tube glass flange, and the homogeneous tube glass flange is varus flange.
Compared with prior art, the utility model has the characteristics that and advantage:
The utility model proposes the homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe, the sun
The glass tube body and flange face of energy evacuated collector tube are integrally formed, so that glass tube is homogeneous tube glass flange, benefit
When with metal end sealed glass tubes, using homogeneous tube pressure sealing technology, glass-to-metal seal is carried out to glass tube and metal end,
The step for reducing welding flange again and glass tube compared with the existing technology, the time is not only saved, glass is more improved
The impact resistant strength of pipe and metal end interface enhances the ability that evacuated collector tube resists hail.
Detailed description of the invention
Attached drawing described here is only used for task of explanation, and is not intended to limit in any way disclosed by the utility model
Range.In addition, shape and proportional sizes of each component in figure etc. are only schematically, to be used to help the reason to the utility model
Solution is not the specific shape and proportional sizes for limiting each component of the utility model.Those skilled in the art is practical new at this
Under the introduction of type, various possible shapes and proportional sizes can be selected to implement the utility model as the case may be.
Fig. 1 be the utility model proposes the homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe
Schematic diagram；
Fig. 2 is the structural schematic diagram of glass tube in the utility model.
Description of symbols:
100, solar vacuum heat-collecting pipe；10, glass tube；
11, glass tube body；12, flange face；
13, interconnecting piece；20, metal end；
30, solder layer.
Specific embodiment
In conjunction with the description of attached drawing and specific embodiment of the present invention, the utility model can be clearly understood
Details.But specific embodiment of the present utility model described herein, it is only used for explaining the purpose of this utility model, without
It can be understood as being limitations of the present invention in any way.Under the introduction of the utility model, technical staff is contemplated that
Any possible deformation based on the utility model, these are regarded as belonging to the scope of the utility model.
As shown in Figure 1 and Figure 2, the utility model proposes a kind of homogeneous tube varus glass methods for solar vacuum heat-collecting pipe
Blue hot pressing seal structure, solar vacuum heat-collecting pipe 100 include at least glass tube 10 and the metal end for closing the glass tube
Lid 20, glass tube 10 include glass tube body 11 and the flange face 12 being made of one piece with glass tube body 11, flange face 12
It is set to the end of glass tube body 11 and annular in shape, metal end 20 is sealedly attached on flange face 12.
The utility model proposes the homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe,
In, the glass tube body 11 and flange face 12 of its glass tube 10 of solar vacuum heat-collecting pipe 100 are integrally formed, so that glass
Glass pipe 10 is homogeneous tube varus glass flange, when using 20 sealed glass tubes 10 of metal end, using homogeneous tube pressure sealing technology, to glass
Glass pipe 10 and metal end 20 carry out glass-to-metal seal, reduce welding flange and glass tube again compared with the existing technology
The step for, the time is not only saved, the impact resistant strength of glass tube 10 Yu 20 interface of metal end is more improved, enhances
The ability of the resistance hail of solar vacuum heat-collecting pipe 100.
Relative to the flange press seal that turns up, varus flange is saved since flange turns up increased space, so that solar energy is true
The more compact structure of blank pipe heat collector shortens the clipping room of solar energy vacuum tube away from improving solar energy vacuum tube heat collector
Whole efficiency.
The utility model proposes the homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe,
In, the glass tube body 11 and flange face 12 of its glass tube 10 of solar vacuum heat-collecting pipe 100 are integrally formed, in this way,
Glass tube 10 is homogeneous tube glass flange, does not have interface on glass tube 10, greatly strengthens the intensity of glass tube 10, further enhance
Solar vacuum heat-collecting pipe 100 resists the ability of hail and crushing by snow.
In an optional example, in a tubular form, the nose end of glass tube body 11 prolongs glass tube body 11 towards inside
It stretches to form interconnecting piece 13, the upper surface of interconnecting piece 13 forms flange face 12, i.e. glass tube 10 uses varus flange, can subtract in this way
The outer diameter (and outer diameter of solar vacuum heat-collecting pipe 100) of cuvette 10 reduces heat collector (multiple evacuated collector tube arrangements
In heat collector) in solar vacuum heat-collecting pipe interval.
Further, interconnecting piece 13 is upwardly formed the flange of annular, and the upper surface of flange 14 forms flange face 12.
In another optional example, glass tube body 11 is in a tubular form, and integrally formed with flange face 12, and centre does not have
Welding interface；The inner edge of the nozzle of glass tube body 11 forms flange face 12.
In an optional example, solder layer 30 is provided on flange face 12, metal end 20 passes through with flange face 12
Solder layer 30 is hermetically welded to connect.
In an optional example, metal end 20 is Fe-Ni alloy/C end cap.
In another optional example, metal end 20 is kovar alloy end cap.
In the utility model one optional example, be provided with metal absorber in glass tube 10, metal absorber with
Metal end 20 is tightly connected.
In an optional example, glass tube 10 in a tubular form, and the one end open of glass tube 10, glass tube 10 it is another
End seal is closed, and metal absorber stretches out the open one end of glass tube 10, and the open one end of metal tube 10 is arranged in flange face 12, accordingly
The open one end of 20 sealed glass tubes 10 of metal end.
In another optional example, in a tubular form, and the both ends of glass tube 10 are open, metal absorber for glass tube 10
Along the axial direction setting of glass tube 10, and the both ends of metal absorber 40 are respectively protruding into glass tube 10, the both ends difference of glass tube 10
It is provided with flange face 12, is sealedly connected with metal end 20 respectively on corresponding two flange faces.
For explaining in detail for the respective embodiments described above, purpose, which is only that, explains the utility model, in order to
It better understood when the utility model, still, these descriptions cannot be with any explanation at being limit to the utility model
System, in particular, each feature described in various embodiments can also mutual any combination, to form other implementations
Mode, in addition to there is clearly opposite description, these features should be understood to can be applied in any one embodiment, and simultaneously
It is not only limited to described embodiment.
Claims (6)
1. a kind of homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe, the homogeneous tube glass flange heat
Sealing structure is pressed to include at least glass tube and the metal end for closing the glass tube, which is characterized in that the glass tube
Flange face including glass tube body and with the glass tube body one, the flange face are set to the glass tube body
End and annular in shape, the metal end is sealedly attached on the flange face.
2. it is used for the homogeneous tube varus glass flange hot pressing seal structure of solar vacuum heat-collecting pipe as described in claim 1, it is special
Sign is that in a tubular form, the nose end of the glass tube body extends to form interconnecting piece towards inside to the glass tube body, described
The upper surface of interconnecting piece forms the flange face.
3. it is used for the homogeneous tube varus glass flange hot pressing seal structure of solar vacuum heat-collecting pipe as claimed in claim 2, it is special
Sign is that the interconnecting piece is upwardly formed the flange of annular, and the upper surface of the flange forms the flange face.
4. it is used for the homogeneous tube varus glass flange hot pressing seal structure of solar vacuum heat-collecting pipe as described in claim 1, it is special
Sign is, the glass tube body in a tubular form, and, the inner edge of the nozzle of the glass tube body integrally formed with the flange face
Form the flange face.
5. the homogeneous tube varus glass flange heat for solar vacuum heat-collecting pipe as described in any one of Claims 1-4
Press seal structure, which is characterized in that solder layer, the metal end and the flange face are provided on the flange face described in
Solder layer is hermetically welded to connect.
6. it is used for the homogeneous tube varus glass flange hot pressing seal structure of solar vacuum heat-collecting pipe as described in claim 1, it is special
Sign is that the glass tube is homogeneous tube glass flange, and the homogeneous tube glass flange is varus flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822142177.1U CN209702590U (en) | 2018-12-20 | 2018-12-20 | Homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822142177.1U CN209702590U (en) | 2018-12-20 | 2018-12-20 | Homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209702590U true CN209702590U (en) | 2019-11-29 |
Family
ID=68636580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822142177.1U Expired - Fee Related CN209702590U (en) | 2018-12-20 | 2018-12-20 | Homogeneous tube varus glass flange hot pressing seal structure for solar vacuum heat-collecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209702590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429121A (en) * | 2021-07-26 | 2021-09-24 | 江伦 | Glass tube necking inward-turning flange and manufacturing method and equipment thereof |
-
2018
- 2018-12-20 CN CN201822142177.1U patent/CN209702590U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113429121A (en) * | 2021-07-26 | 2021-09-24 | 江伦 | Glass tube necking inward-turning flange and manufacturing method and equipment thereof |
| CN113429121B (en) * | 2021-07-26 | 2022-08-05 | 江伦 | Glass tube necking inward-turning flange and manufacturing method and equipment thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 Termination date: 20201220 |