CN206347248U - A kind of solar energy optical-thermal heat collecting pipeline telescopic joint - Google Patents
A kind of solar energy optical-thermal heat collecting pipeline telescopic joint Download PDFInfo
- Publication number
- CN206347248U CN206347248U CN201621484869.9U CN201621484869U CN206347248U CN 206347248 U CN206347248 U CN 206347248U CN 201621484869 U CN201621484869 U CN 201621484869U CN 206347248 U CN206347248 U CN 206347248U
- Authority
- CN
- China
- Prior art keywords
- telescopic joint
- heat collecting
- collecting pipeline
- metal tube
- solar energy
- 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.)
- Expired - Fee Related
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Classifications
-
- 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
Abstract
The utility model discloses a kind of solar energy optical-thermal heat collecting pipeline telescopic joint, including heat collecting pipeline (1) and metal tube, multiple endless grooves (3) are provided with the outside of left side metal tube (1), endless groove (3) is arranged between multiple outer fins (4), outer surface direction of the outer fin (4) along pipeline forms wavy, sealing ring (6) is provided with endless groove (3), endless groove (3), expanded rubber grain (7) is provided between outer fin (4) and telescopic joint pipe (5), expanded rubber grain (7) is continuous grading, vacuum chamber is provided between right side metal tube and telescopic joint pipe (5), the telescopic joint reliability is high, bearing operation ability is strong.
Description
Technical field
The utility model is related to technical field of solar, more particularly, to a kind of solar energy optical-thermal heat collecting pipeline telescopic joint.
Background technology
In numerous regenerative resources, solar energy is a kind of clean energy resource extremely enriched, and the earth is received too every year
Positive energy total amount is 1 × 1018KWh, equivalent to 5 × 1014Bucket crude oil, is verify crude oil reserve 4,000 times, is also the total year consumption in the world
More than 10,000 times of energy.Temperature when solar energy hot systems work is higher, and has become with environment temperature and intensity of sunshine
Change.It is well known that material has the attribute expanded with heat and contract with cold, so the design of solar thermal collector must take into consideration its thermal-collecting tube axial direction
Flexible the problem of.Currently used corresponding telescopic joint is usually metal hose, as disclosed in application number 200520102167.5
Heat collecting pipeline telescopic joint, including metal bellows and the left and right light pipe positioned at its both sides, the wall thickness of bellows and light pipe is
Nut is cased with 0.10-0.20mm, the outer end of light pipe, nut is used for the outer end of light pipe and the connector of heat collector is connected.It is such a
The metal tube of thin-walled is quite soft, can bear certain operating pressure, can be elongated or shortened again by external force, but metal hose holds
It is easy to crack and produce leak；The switching performance of other metal hose is poor, and its connecting portion also easily produces leakage than more intractable
Water.Once the axial expansion joint of thermal-collecting tube produces leak, whole solar energy hot systems would have to be stopped.In addition, mesh
Preceding solar energy hot systems have the ability of bearing operation, once thermal-collecting tube axial expansion joint produces leakage, system can not just be held
Press, technical staff has to safeguard thermal-collecting tube, and the maintenance period of solar energy hot systems is short.
Utility model content
There is provided a kind of solar energy optical-thermal thermal-collecting tube for above-mentioned technical problem present in prior art for the utility model
Road telescopic joint, the telescopic joint reliability is high, and bearing operation ability is strong.
The utility model is realized by following technical scheme：
A kind of solar energy optical-thermal heat collecting pipeline telescopic joint, including heat collecting pipeline and the connecting portion positioned at heat collecting pipeline end,
Described connecting portion is metal tube, and metal tube includes being provided with the outside of left side metal tube and right side metal tube, left side metal tube
Multiple endless grooves, described endless groove is arranged between multiple outer fins, and telescopic joint pipe is provided with the outside of described endless groove,
Outer surface direction of the described outer fin along pipeline forms wavy, and sealing ring is provided with described endless groove, described
Expanded rubber grain is provided between endless groove, outer fin and telescopic joint pipe, described expanded rubber grain is continuous grading, described
The right-hand member of telescopic joint pipe is provided with the first protrusion ring flat-plate and second protrudes ring flat-plate, and described first protrudes ring flat-plate, second protrudes ring
It is provided between plate and right side metal tube in cavity, described cavity and is provided with bleed-off passage, the outside of described bleed-off passage
Bleeding point is provided with, the lateral surface of described bleed-off passage is provided with sealing solder.
The number of wherein described endless groove is two, can realize multi-layer sealed, the reliability of raising system.
The left part of wherein described telescopic joint pipe is provided with the 3rd protrusion ring flat-plate.
Wherein described the 3rd, which protrudes, has certain gap between ring flat-plate and heat collecting pipeline.
Notch is provided with wherein described sealing ring.
The interlaced setting of the notch on sealing ring in wherein adjacent endless groove.
The utility model has the advantages that：
(1) first protrudes ring flat-plate and second protrudes ring flat-plate, and bleed-off passage setting so that telescopic joint is unilateral flexible
Structure, the structural reliability is high, sealing solder is set in bleed-off passage so that after being evacuated from bleed-off passage, made in high temperature
Under, solder fusing is sealed, vacuumizing for cavity is completed so that telescopic joint pipe is tightly connected with right side metal tube, is reduced and is let out
The generation of leakage accident；
(2) setting of multiple endless grooves on the metal tube of left side so that sealing effectiveness is greatly promoted；
(3) the outer surface direction by outer fin along pipeline be set to it is wavy, improve outer fin and telescopic joint it
Between expanded rubber grain usage quantity, sealing effectiveness can either be ensured, heat collecting pipeline energy when deforming is enabled to again
It is enough freely to stretch, improve the ability of system bearing operation；
(4) setting of the expanded rubber grain of continuous grading, it is possible to increase the deformability of telescopic joint, while also ensure that
Sealed effect.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model telescopic joint.
Fig. 2 is the sectional view of the outer fin of the utility model.
In figure：
1 --- heat collecting pipeline；
2 --- left side metal tube；
3 --- endless groove；
4 --- outer fin；
5 --- telescopic joint pipe；
6 --- sealing ring；
7 --- expanded rubber grain；
8 --- first protrudes ring flat-plate；
9 --- second protrudes ring flat-plate；
10 --- right side metal tube；
11 --- cavity；
12 --- bleed-off passage；
13 --- sealing solder；
14 --- the 3rd protrudes ring flat-plate.
Embodiment
Embodiment of the present utility model is further described below in conjunction with the accompanying drawings.
As shown in Figure 1-2, a kind of solar energy optical-thermal heat collecting pipeline telescopic joint, including heat collecting pipeline 1 and positioned at heat collecting pipeline
The connecting portion of end, connecting portion is metal tube, and metal tube includes left side metal tube 2 and right side metal tube 10, left side metal tube 2
Outside is provided with multiple endless grooves 3, and endless groove 3 is arranged between multiple outer fins 4, and the outside of endless groove 3 is provided with telescopic joint
Pipe 5, outer surface direction of the outer fin 4 along pipeline forms wavy, and sealing ring 6, endless groove 3, evagination are provided with endless groove 3
Expanded rubber grain 7 is provided between rib 4 and telescopic joint pipe 5, expanded rubber grain 7 is continuous grading, and the right-hand member of telescopic joint pipe 5 is set
There is the first protrusion ring flat-plate 8 and second to protrude ring flat-plate 9, first, which protrudes ring flat-plate 8, second, protrudes between ring flat-plate 9 and right side metal tube 10
It is provided with cavity 11, cavity 11 and is provided with bleed-off passage 12, the outside of bleed-off passage 12 is provided with bleeding point, bleed-off passage 12
Lateral surface be provided with sealing solder 13.
Wherein the number of endless groove 3 is two.
The left part of wherein telescopic joint pipe 5 is provided with the 3rd protrusion ring flat-plate 14.
Wherein the 3rd protrudes between ring flat-plate 14 and heat collecting pipeline 1 with certain gap.
Wherein notch is provided with sealing ring 6.
The interlaced setting of the notch on sealing ring 6 in wherein adjacent endless groove 3.
The outside hoop of wherein telescopic joint pipe 5 has flange, for telescopic joint pipe 5 to be compressed with left side metal tube 2.
The description of exemplary is carried out to the utility model above in conjunction with accompanying drawing, it is clear that the utility model is implemented not
Limited by aforesaid way, if the various improvement that method design of the present utility model and technical scheme are carried out are employed, or not
It is improved directly applying to other occasions, in protection domain of the present utility model.
Claims (6)
1. a kind of solar energy optical-thermal heat collecting pipeline telescopic joint, including heat collecting pipeline (1) and the connecting portion positioned at heat collecting pipeline end,
Described connecting portion is metal tube, and described metal tube includes left side metal tube (2) and right side metal tube (10), described left side
Multiple endless grooves (3) are provided with the outside of metal tube (2), it is characterised in that：Described endless groove (3) is arranged at multiple outer fins
(4) between, it is provided with telescopic joint pipe (5) on the outside of described endless groove (3), the appearance of described outer fin (4) along pipeline
Face direction forms wavy, is provided with sealing ring (6) in described endless groove (3), described endless groove (3), outer fin (4) with
Expanded rubber grain (7) is provided between telescopic joint pipe (5), described expanded rubber grain (7) is continuous grading, described telescopic joint
The right-hand member of pipe (5) is provided with the first protrusion ring flat-plate (8) and second protrudes ring flat-plate (9), described first protrusion ring flat-plate (8), second
It is provided between prominent ring flat-plate (9) and right side metal tube (10) in cavity (11), described cavity (11) and is provided with bleed-off passage
(12) bleeding point, is provided with the outside of described bleed-off passage (12), the lateral surface of described bleed-off passage (12) is provided with envelope
Mouth solder (13).
2. a kind of solar energy optical-thermal heat collecting pipeline telescopic joint according to claim 1, it is characterised in that：Wherein described ring
The number of shape groove (3) is two.
3. a kind of solar energy optical-thermal heat collecting pipeline telescopic joint according to claim 1, it is characterised in that：Wherein described stretches
The left part of reducer (5) is provided with the 3rd protrusion ring flat-plate (14).
4. a kind of solar energy optical-thermal heat collecting pipeline telescopic joint according to claim 3, it is characterised in that：Wherein described
Three protrude between ring flat-plate (14) and heat collecting pipeline (1) with certain gap.
5. a kind of solar energy optical-thermal heat collecting pipeline telescopic joint according to claim 1, it is characterised in that：Wherein described is close
Seal is provided with notch on (6).
6. a kind of solar energy optical-thermal heat collecting pipeline telescopic joint according to claim 1, it is characterised in that：Wherein adjacent ring
The interlaced setting of the notch on sealing ring (6) in shape groove (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621484869.9U CN206347248U (en) | 2016-12-31 | 2016-12-31 | A kind of solar energy optical-thermal heat collecting pipeline telescopic joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621484869.9U CN206347248U (en) | 2016-12-31 | 2016-12-31 | A kind of solar energy optical-thermal heat collecting pipeline telescopic joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206347248U true CN206347248U (en) | 2017-07-21 |
Family
ID=59323760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621484869.9U Expired - Fee Related CN206347248U (en) | 2016-12-31 | 2016-12-31 | A kind of solar energy optical-thermal heat collecting pipeline telescopic joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206347248U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054689A (en) * | 2017-11-21 | 2018-05-18 | 国网浙江省电力公司丽水供电公司 | The protective cover that drips of service conductor |
-
2016
- 2016-12-31 CN CN201621484869.9U patent/CN206347248U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108054689A (en) * | 2017-11-21 | 2018-05-18 | 国网浙江省电力公司丽水供电公司 | The protective cover that drips of service conductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20171231 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |