CN204574568U - The getter device of solar vacuum heat-collecting pipe - Google Patents
The getter device of solar vacuum heat-collecting pipe Download PDFInfo
- Publication number
- CN204574568U CN204574568U CN201520138414.0U CN201520138414U CN204574568U CN 204574568 U CN204574568 U CN 204574568U CN 201520138414 U CN201520138414 U CN 201520138414U CN 204574568 U CN204574568 U CN 204574568U
- Authority
- CN
- China
- Prior art keywords
- getter
- box
- vacuum heat
- pipe
- collecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Abstract
Disclosed in the utility model is a kind of getter device of solar vacuum heat-collecting pipe, this device is by inner flange, getter box and getter lid composition getter assembly, and getter assembly is fixedly connected with sealing-in pipe flange by its inner flange and forms, have simple and reasonable, getter settles position to fix, and can avoid scorching hot direct irradiation of sunlight and the features such as long service life.
Description
Technical field
The utility model relates to a kind of getter device of solar energy heat collection pipe, belongs to solar energy utilization technique equipment.
Background technology
Solar vacuum heat-collecting pipe described in the utility model is the vitals of solar energy utilization technique equipment.
The version of described solar vacuum heat-collecting pipe, is made up of pipe in glass tube outer tube and stainless steel tube.And vacuumize between pipe in glass tube outer tube and stainless steel, to improve its efficiency of utilization.
But, due to the preparation of solar vacuum heat-collecting pipe, positive confinement can not be accomplished, add the gas (hydrogen) being present in the heat-conducting medium (oil) in stainless steel tube in pipe and separating out, also can penetrate stainless steel tube inner pipe wall and enter in vacuum area, thus can cause the vacuum of solar vacuum heat-collecting pipe that gradual decline occurs, directly affect solar thermal utilization efficiency and the service life thereof of solar vacuum heat-collecting pipe.
In order to the vacuum of permanently effective maintenance solar vacuum heat-collecting pipe, prior art takes the technical measures arranging getter in vacuum area (vacuum layer).
And the getter set by prior art is packed getter, and be that random on-fixed is placed in the glass tube outer tube of described vacuum area and stainless steel between pipe.The mode of this revocable random arrangement getter, not only can in the storage of solar vacuum heat-collecting pipe, transport and occur in installation process the displacement of described getter, collision, and directly affect the function that getter gives full play to its air-breathing, especially in normal course of operation, because described getter to be present in the glass tube outer tube of solar vacuum heat-collecting pipe and stainless steel tube position under between pipe, and the scorching hot sunshine directly in the face of reflecting back from condenser mirror, so that cause the decline of described getter activity, and improperly lose air suction function prematurely.
For this reason, research and develop a kind of getter device that can overcome the solar vacuum heat-collecting pipe of prior art deficiency, just become expectation in the industry.
Summary of the invention
The utility model aims to provide a kind of simply rational in infrastructure, and getter installation position is fixed, and can avoid being burnt out and the getter device of the solar vacuum heat-collecting pipe of long service life by scorching hot sunshine, to overcome the deficiency of prior art.
The technical scheme that the utility model realizes its object is:
A getter device for solar vacuum heat-collecting pipe, comprises sealing-in pipe (comprising stainless steel and kovar alloy sealing-in pipe) flange, also comprises:
One inner flange; The aperture of described inner flange endoporus, the external diameter of pipe in the stainless steel being greater than solar vacuum heat-collecting pipe;
The one getter box being used for holding getter; The external diameter of described getter box is less than the internal diameter of sealing-in pipe; And the aperture of its endoporus is greater than the aperture of sealing-in pipe flange endoporus; At the periphery bead of getter box endoporus, have several and getter box each other one and the wing bar having spacing arranged apart along endoporus circumferencial direction, and described wing bar axially extends along getter box, and the described development length along the axially extended wing bar of getter box, be greater than the thickness of getter;
One getter lid; Described getter lid is cup-shaped; The internal diameter of described cup-shaped getter lid, and between the cylindrical of circular wing bar group that forms of several wing bars of getter box, keep being enough to the spacing holding getter; The end face of described cup-shaped getter lid has numerous mesh arranged apart, and its axial length is equal to or greater than the axial extension of described wing bar along getter box; Be sleeved on the periphery of circular wing bar group by getter lid, and by the wing bar of described getter box, with the mesh snapping of described getter lid, and make getter box and getter lid be combined into one;
Described getter box and getter lid combination, be connected with inner flange is concentricity, and form getter assembly;
Described getter assembly is contained in the periphery of pipe in the stainless steel of solar vacuum heat-collecting pipe by its inner hole sleeve, and is fixedly connected with sealing-in pipe flange is concentricity by inner flange
And further opinion of the present utility model is:
Also comprise at least 3 pieces of pads; Described pad connects along inner flange radial arrangement, and at least 3 pieces of pads are equidistantly arranged apart along the endoporus circumferencial direction of inner flange, and the circumscribed circle be made up of the outer end of at least 3 pieces of pads, with inner flange relative to have wing bar one side another side set by circular recess step, mutual tight fit clamping, thus realize inner flange and be fixedly connected with the concentricity of aspiration box; And under the condition that there is not pad, described inner flange is connected with concentricity being welded and fixed of aspiration box.Certainly, also can adopt the clamping of existing described pad tight fit, also have be welded and fixed that both connections have both be fixedly connected with mode.
Described getter is nonevaporable getter, and its shape is oblate column; The described diameter in oblate column nonevaporable getter, is less than the distance between the wing bar of aspiration box and getter lid.Certainly, be not limited thereto, especially getter shape also can be other geometries, but, the getter shape adopted due to the utility model is oblate column, and its large flat sided straight junction is to the mesh end of air-breathing lid, because it has maximum air-breathing area, thus has good inspiratory effects.
Described nonevaporable getter is zirconium vanadium iron nonevaporable getter.Certainly, be not limited thereto.Also can adopt zircon ink getter, or adopt zirconium aluminium 16 getter, the utility model is zirconium vanadium iron getter preferably.
At the inside line of solar vacuum heat-collecting pipe two ends sealing-in pipe flange, be respectively provided with 1 described getter assembly.The object of this technical scheme is, effectively improves inspiratory effects, alleviates the IL of single getter assembly simultaneously, to improve service life of the present utility model.
When described solar vacuum heat-collecting pipe possess avoid the sealing-in of its sealing-in pipe and outer glass tube to be burnt by sunshine in protective cover condition under, described getter assembly is arranged on the sealing-in pipe flange at interior protective cover position behind.Interior protective cover described in this technical scheme, has applied for Chinese patent together with the utility model.Because getter assembly described in the utility model is arranged in the position, behind of interior protective cover, scorching hot direct irradiation of sunlight that condenser mirror reflects thus can be stopped on getter assembly.
After technique scheme is implemented in full, it is simply rational in infrastructure that the utility model has, and getter installation position is fixed, and can avoid direct irradiation of sunlight getter and the features such as long service life, be self-evident.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of detailed description of the invention of the utility model; Shown in figure, 9 is glass tube outer tube;
Fig. 2 is the explosive view of the getter assembly XZ of a kind of detailed description of the invention of the utility model;
Fig. 3 is the parts configuration schematic diagram of getter assembly XZ of the present utility model as shown in Figure 2;
Fig. 4 is the assembled state figure of getter assembly XZ of the present utility model as shown in Figure 2;
Fig. 5 is the schematic perspective view of getter box 5 as shown in Figure 2.
Detailed description of the invention
Below contrast accompanying drawing, by the description of detailed description of the invention, the utility model is described in further detail.
Typical detailed description of the invention, as shown in accompanying drawing 1 ~ 5.
A getter device for solar vacuum heat-collecting pipe, comprises stainless steel sealed pipe flange 1, and its, also comprise:
One inner flange 2; The aperture of described inner flange 2 endoporus 2-1, the external diameter of pipe 3 in the stainless steel being greater than solar vacuum heat-collecting pipe;
The one getter box 5 being used for holding getter 4; The external diameter of described getter box 5 is less than the internal diameter of stainless steel sealed pipe 6; And the aperture of its endoporus 5-1 is greater than the aperture of stainless steel sealed pipe flange 1 endoporus 1-1; At the periphery bead of getter box 5 endoporus 5-1, have several and getter box 5 each other one and the wing bar 5-2 having spacing arranged apart along endoporus 5-1 circumferencial direction, and described wing bar 5-2 axially extends along getter box 5, and the described development length along getter box 5 axially extended wing bar 5-2, be greater than the thickness of getter 4;
One getter lid 6; Described getter lid 6 is cup-shaped; The internal diameter of described cup-shaped getter lid 6, and between the cylindrical of circular wing bar group Q that forms of several wing bars 5-2 of getter box 5, keep being enough to the spacing holding getter 4; The end face of described cup-shaped getter lid 6 has numerous mesh 6-1 arranged apart, and its axial length is equal to or greater than the axial extension of described wing bar 5-2 along getter box 6; Be sleeved on the periphery of circular wing bar group Q by getter lid 6, and by the wing bar 5-2 of described getter box 5, with the mesh 6-1 snapping of described getter lid 6, and make getter box 5 and getter lid 6 be combined into one;
Described getter box 5 and getter lid 6 combination, be connected with inner flange 2 is concentricity, and form getter assembly XZ;
The periphery of pipe 3 in described getter assembly XZ is contained in solar vacuum heat-collecting pipe stainless steel by its inner hole sleeve, and be fixedly connected with stainless steel sealed pipe flange 1 is concentricity by inner flange 2.
And its, also comprise at least 3 pieces of pads 7; Described pad 7 connects along inner flange 2 radial arrangement, and at least 3 pieces of pads 7 are equidistantly arranged apart along the endoporus 2-1 circumferencial direction of inner flange 2, and the circumscribed circle be made up of the outer end of at least 3 pieces of pads 7, with inner flange 2 relative to have wing bar 5-2 one side another side set by circular recess step 5-3, mutual tight fit clamping, thus realize inner flange 2 and be fixedly connected with the concentricity of aspiration box 5; And under the condition that there is not pad 7, described inner flange 2 is connected with concentricity being welded and fixed of aspiration box 5.
And its, described getter 4 is nonevaporable getter, and its shape is oblate column; The described diameter in oblate column nonevaporable getter 4, is less than the distance between the wing bar 5-2 of aspiration box 5 and getter lid 6.
And its, described nonevaporable getter 4 is zirconium vanadium iron nonevaporable getters.
And its, the inside line of stainless steel sealed pipe flange 1 at solar vacuum heat-collecting pipe two ends, is respectively provided with 1 described getter assembly.
And its, when described solar vacuum heat-collecting pipe possess avoid its sealing-in to be burnt by sunshine in protective cover 8 condition under, described getter assembly XZ is arranged on the stainless steel sealed pipe flange 1 at interior protective cover 8 position behind.
In the above-mentioned detailed description of the invention of the utility model, described inner flange 2, getter box 5, getter lid 6 and pad 7, all adopt OCr
18ni
9stainless steel material is made, and has very high weather resistance.
The effect that the utility model lab scale sample is installed and used at machine is very gratifying, achieves the object of the utility model expection.
Claims (6)
1. a getter device for solar vacuum heat-collecting pipe, comprises sealing-in pipe flange (1), it is characterized in that, also comprise:
One inner flange (2); The aperture of described inner flange (2) endoporus (2-1), is greater than the external diameter of the interior pipe (3) of stainless steel of solar vacuum heat-collecting pipe;
The one getter box (5) being used for holding getter (4); The external diameter of described getter box (5) is less than the internal diameter of sealing-in pipe (6); And the aperture of its endoporus (5-1) is greater than the aperture of sealing-in pipe flange (1) endoporus (1-1); At the periphery bead of getter box (5) endoporus (5-1), have several and getter box (5) each other one and the wing bar (5-2) having spacing arranged apart along endoporus (5-1) circumferencial direction, and described wing bar (5-2) axially extends along getter box (5), and the described development length along the axially extended wing bar (5-2) of getter box (5), be greater than the thickness of getter (4);
One getter lid (6); Described getter lid (6) is cup-shaped; The internal diameter of described cup-shaped getter lid (6), and between the cylindrical of circular wing bar group (Q) that forms of several wing bars (5-2) of getter box (5), keep being enough to the spacing holding getter (4); The end face of described cup-shaped getter lid (6) has numerous mesh arranged apart (6-1), and its axial length is equal to or greater than the axial extension of described wing bar (5-2) along getter box (6); The periphery of circular wing bar group (Q) is sleeved on by getter lid (6), and by the wing bar (5-2) of described getter box (5), with mesh (6-1) snapping of described getter lid (6), and getter box (5) and getter lid (6) is made to be combined into one;
Described getter box (5) and getter lid (6) combination, be connected with inner flange (2) is concentricity, and form getter assembly (XZ);
The periphery of pipe (3) in described getter assembly (XZ) is contained in solar vacuum heat-collecting pipe stainless steel by its inner hole sleeve, and be fixedly connected with sealing-in pipe flange (1) is concentricity by inner flange (2).
2. the getter device of solar vacuum heat-collecting pipe as claimed in claim 1, is characterized in that: also comprise at least 3 pieces of pads (7); Described pad (7) connects along inner flange (2) radial arrangement, and at least 3 pieces of pads (7) are equidistantly arranged apart along endoporus (2-1) circumferencial direction of inner flange (2), and the circumscribed circle be made up of the outer end of at least 3 pieces of pads (7), with inner flange (2) relative to have wing bar (5-2) one side another side set by circular recess step (5-3), mutual tight fit clamping, thus concentricity being fixedly connected with realizing inner flange (2) and aspiration box (5); And under the condition that there are not pad (7), described inner flange (2) is connected with aspiration box (5) concentricity being welded and fixed.
3. the getter device of solar vacuum heat-collecting pipe as claimed in claim 1, it is characterized in that, described getter (4) is nonevaporable getter, and its shape is oblate column; The described diameter in oblate column nonevaporable getter (4), is less than the distance between the wing bar (5-2) of aspiration box (5) and getter lid (6).
4. the getter device of solar vacuum heat-collecting pipe as claimed in claim 3, it is characterized in that, described nonevaporable getter (4) is zirconium vanadium iron nonevaporable getter.
5. the getter device of solar vacuum heat-collecting pipe as claimed in claim 1, is characterized in that, at the inside line of solar vacuum heat-collecting pipe two ends sealing-in pipe flange (1), be respectively provided with 1 described getter assembly (XZ).
6. the getter device of the solar vacuum heat-collecting pipe as described in one of claim 1 to 5; it is characterized in that; when described solar vacuum heat-collecting pipe possess avoid its sealing-in to be burnt by sunshine in protective cover (8) condition under, described getter assembly (XZ) is arranged on the sealing-in pipe flange (1) at interior protective cover (8) position behind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138414.0U CN204574568U (en) | 2015-03-11 | 2015-03-11 | The getter device of solar vacuum heat-collecting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520138414.0U CN204574568U (en) | 2015-03-11 | 2015-03-11 | The getter device of solar vacuum heat-collecting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204574568U true CN204574568U (en) | 2015-08-19 |
Family
ID=53867193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520138414.0U Withdrawn - After Issue CN204574568U (en) | 2015-03-11 | 2015-03-11 | The getter device of solar vacuum heat-collecting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204574568U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713258A (en) * | 2015-03-11 | 2015-06-17 | 常州龙腾太阳能热电设备有限公司 | Gas suction device of evacuated solar collector tube |
| CN109724266A (en) * | 2019-03-02 | 2019-05-07 | 彭佳妮 | A kind of evacuated collector tube of solar water heater |
-
2015
- 2015-03-11 CN CN201520138414.0U patent/CN204574568U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104713258A (en) * | 2015-03-11 | 2015-06-17 | 常州龙腾太阳能热电设备有限公司 | Gas suction device of evacuated solar collector tube |
| CN109724266A (en) * | 2019-03-02 | 2019-05-07 | 彭佳妮 | A kind of evacuated collector tube of solar water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Qiao Inventor after: Zhang Xiaolong Inventor after: Yu Ke Inventor after: Shen Weiwen Inventor after: Guo Tingwei Inventor before: Hu Qiao Inventor before: Zhang Xiaolong Inventor before: Yu Ke Inventor before: Shen Weiwen Inventor before: Guo Tingwei |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 213000, Niu Tong Industrial Park, Niu Tong Town, Wujin District, Jiangsu, Changzhou, 26 Patentee after: ROYAL TECH CSP LIMITED Address before: 213000, Niu Tong Industrial Park, Niu Tong Town, Wujin District, Jiangsu, Changzhou, 26 Patentee before: Changzhou Longteng Solar Energy Heating Equipment Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150819 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |