CN220871156U - Solar heat collecting pipe assembly and solar heat collecting system - Google Patents
Solar heat collecting pipe assembly and solar heat collecting system Download PDFInfo
- Publication number
- CN220871156U CN220871156U CN202322001799.3U CN202322001799U CN220871156U CN 220871156 U CN220871156 U CN 220871156U CN 202322001799 U CN202322001799 U CN 202322001799U CN 220871156 U CN220871156 U CN 220871156U
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- Prior art keywords
- heat collecting
- collecting
- tube
- heat
- collecting pipe
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- 230000005494 condensation Effects 0.000 claims description 32
- 238000009833 condensation Methods 0.000 claims description 32
- 239000012790 adhesive layer Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 4
- 238000004321 preservation Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000004964 aerogel Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011490 mineral wool Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- Y02E10/44—Heat exchange systems
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a solar heat collecting tube assembly and a solar heat collecting system, comprising a collecting tube and a plurality of heat collecting tubes, wherein the heat collecting tubes comprise heat collecting ends and condensing ends which are oppositely arranged, the condensing ends are at least partially matched and attached with the outer wall of the collecting tube, and the plurality of heat collecting tubes are arranged along the axial direction of the collecting tube. Compared with the prior art, the condensing end of the heat collecting pipe is attached to the collecting pipe, so that the heat exchange area is increased, compared with the prior art, the connecting hole of the heat collecting pipe and the collecting pipe is eliminated, the problem of complex manufacturing process is solved, the collecting pipe can improve the bearing capacity, the collecting pipe can be expanded from normal-pressure operation to operation under pressure, and the application range of the heat collecting pipe is greatly expanded.
Description
Technical Field
The utility model relates to the technical field of solar equipment, in particular to a solar heat collecting tube assembly and a solar heat collecting system.
Background
At present, a double-vacuum tube solar heat collecting tube collects heat through a collecting pipe or a heat collecting box. The heat dissipation end, i.e. the condensation end of the double-vacuum tube solar heat collection tube shown in fig. 1 is cylindrical, and is connected with a collecting pipe or a heat collection box in an inserting manner. The connecting structure of the collecting pipe and the heat collecting pipe shown in fig. 2 requires that the collecting pipe or the heat collecting box is provided with holes, the insertion pipe is welded by using the fillet weld, and the condensation end of the heat collecting pipe is inserted into the holes. Because of the welded structure, the flaw detection workload of the collecting pipe or the heat collecting box is large, and the pressure bearing capacity of the collecting pipe or the heat collecting box is reduced, so that the heat collecting pipe or the heat collecting box can only be used for low-pressure media, if the heat collecting pipe or the heat collecting box is used for high-pressure media or inflammable and explosive media, the leakage risk is increased sharply, and meanwhile, the manufacturing cost of the collecting pipe or the heat collecting box is higher.
The patent application number is CN103175314A, the name is a solar vacuum glass thermal-arrest pipe heat pipe air collector's patent application, including a plurality of vacuum glass thermal-arrest pipes and the air thermal-arrest room that set up side by side, the air thermal-arrest room links as an organic wholely a plurality of vacuum glass thermal-arrest pipe tops, install the metal heat pipe in the vacuum glass thermal-arrest pipe, the metal heat pipe top is the condensation end, the bottom is the evaporation zone, the evaporation zone stretches into in the vacuum glass thermal-arrest pipe, the condensation end stretches into in the air thermal-arrest room, fixed mounting has the heat collecting fin on the outer lane pipe wall of metal heat pipe evaporation zone, its characterized in that: the air heat collection chamber is internally provided with a fin radiator which is connected with the condensing end at the top end of the metal heat pipe, and the outer circumference of the fin radiator is provided with radiating fins which are radially distributed. The mode that this patent application adopted inserts the heat-collecting tube condensation end and catchments the union coupling hole links to each other, leads to catchment processing difficult, and the heat-collecting tube installation is inconvenient and catchment bearing capacity is low.
Disclosure of utility model
In order to overcome the problems in the prior art, the utility model aims to provide a solar heat collecting tube assembly and a solar heat collecting system, which are matched and connected with a collecting pipe through a condensation end so as to solve the problems of high cost and small application range of the traditional plugging mode.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
The utility model provides a solar collector tube subassembly, includes manifold and a plurality of thermal-collecting tube, the thermal-collecting tube includes the thermal-collecting end and the condensation end of relative setting, the condensation end with the laminating is matchd to the outer wall of manifold at least part, a plurality of the thermal-collecting tube is followed the axial setting of manifold.
Optionally, the condensation end is flat and has plasticity.
Optionally, the condensation end is arc-shaped and is matched with the outer wall of the collecting pipe.
Optionally, the arc length of the condensation end is not less than half of the circumference of the outer wall of the header.
Optionally, the heat collecting tube comprises an outer tube and an inner tube, and the inner tube comprises the condensation end and the heat collecting end; the heat collecting end is inserted into the outer tube, the condensing end extends out of the outer tube, the length of the condensing end in the first direction is not smaller than the outer diameter of the outer tube, and the first direction is parallel to the axial direction of the collecting pipe.
Optionally, the solar collector tube assembly further comprises an adhesive layer disposed between the condensation end and the outer wall of the header.
Optionally, the adhesive layer is further disposed between the condensation ends of two adjacent heat collecting pipes.
Optionally, the adhesive layer is made of a thermally conductive material.
Optionally, the solar heat collecting tube assembly further comprises an insulation layer; the heat preservation layer is coated on the outer side of the collecting pipe and covers the condensation end.
A solar heat collection system comprises the solar heat collection tube assembly.
Compared with the prior art, the utility model has the following beneficial effects:
Compared with the prior art, the condensing end of the heat collecting pipe is attached to the collecting pipe, so that the heat exchange area is increased, compared with the prior art, the connecting hole of the heat collecting pipe and the collecting pipe is eliminated, the problem of complex manufacturing process is solved, the collecting pipe can improve the bearing capacity, the collecting pipe can be expanded from normal-pressure operation to operation under pressure, and the application range of the heat collecting pipe is greatly expanded.
Further, the solar heat collection system provided by the application has the same or similar technical effects as the solar heat collection tube assembly provided by the application.
Drawings
The drawings described herein are for illustration purposes only and are not intended to limit the scope of the present disclosure in any way. In addition, the shapes, proportional sizes, and the like of the respective components in the drawings are merely illustrative for aiding in understanding the present utility model, and are not particularly limited. In the drawings:
FIG. 1 is a schematic view of a solar collector tube in the prior art;
FIG. 2 is a schematic view of a prior art connection structure between a heat collecting tube and a header;
Fig. 3 illustrates a front view of a collector tube in a solar collector tube assembly according to an exemplary embodiment of the present application;
FIG. 4 illustrates a side view of a collector tube in a solar collector tube assembly according to an exemplary embodiment of the present application;
Fig. 5 is a schematic view showing a connection structure of a heat collecting pipe and a header in a solar heat collecting pipe assembly according to an exemplary embodiment of the present application;
Fig. 6 illustrates a side view of a connection structure of a collector tube and a header in a solar collector tube assembly according to an exemplary embodiment of the present application.
Wherein, 100-heat collecting tube; 110-an inner tube; 120-an outer tube; 130-condensing end; 200-collecting pipe; 210-intubation; 300-a thermally conductive material; 400-heat preservation layer.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, shall fall within the scope of the utility model.
It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
The present utility model will be described in detail with reference to the accompanying drawings.
In order to solve the problems in the prior art, the present application provides a solar heat collecting tube assembly, as shown in fig. 3 to 6, wherein the solar heat collecting tube assembly comprises a header 200 and a plurality of heat collecting tubes 100, the heat collecting tubes 100 comprise heat collecting ends and condensation ends 130 which are oppositely arranged, the condensation ends 130 are matched and attached to at least part of the outer wall of the header 200, and the plurality of heat collecting tubes 100 are uniformly distributed along the axial direction of the header 200.
In some embodiments, the collector tube 100 is perpendicular to the header 200.
In some embodiments, the condensing end 130 is flat and plastic, and the condensing end 130 is shaped to mate with and fit onto the outer wall of the header 200. Preferably, the condensing end 130 is provided in a porous flat shape so as to be directly attached to the surface of the header 200, thereby facilitating installation and increasing a heat exchange area.
In some embodiments, the header 200 is cylindrical, the condensing end 130 is an arc-shaped fixed structure, and the shape of the condensing end 130 matches the outer wall of the header 200. Preferably, the arc length of the condensing end 130 is not less than half the circumference of the outer wall of the header 200.
In some embodiments, the condensing end 130 is made of copper or aluminum.
According to the solar heat collecting tube assembly provided by the application, the condensation end 130 of the heat collecting tube 100 is attached to the collecting tube 200, so that the heat exchange area is increased, compared with the prior art, the connecting hole of the heat collecting tube 100 and the collecting tube 200 is eliminated, the problem of complex manufacturing process is solved, and the normal pressure operation can be expanded to the operation under pressure, so that the application range of the heat collecting tube 100 is greatly expanded.
In some embodiments, the heat collecting tube 100 includes an outer tube 120 and an inner tube 110, the inner tube 110 includes a condensation end 130 and a heat collecting end, the heat collecting end of the heat collecting tube 100 is inserted into the outer tube 120, the condensation end 130 extends out of the outer tube 120, and a length of the condensation end 130 in a first direction is not less than an outer diameter of the outer tube 120, and the first direction is a direction parallel to an axial direction of the header 200.
The inner tube 110 and the header 200 are hollow and have an integral sealing structure, a phase-change heat exchange medium is arranged in the inner tube 110, a medium to be subjected to heat exchange is arranged in the header 200, the heat exchange medium is a high-purity medium, when the photo-thermal irradiation is performed on the heat collecting tube 100, the heat exchange medium at the heat collecting end absorbs heat to become gas, the gas medium rises to the condensing end 130 to exchange heat with the medium to be subjected to heat exchange in the header 200, and the gas medium becomes liquid after releasing heat and then flows to the heat collecting end again, so that the cycle is repeated continuously.
In some embodiments, the condensing end 130 of the heat collecting pipe 100 is made of a bendable material.
Compared with the prior art that the heat collecting pipe 100 is connected with the collecting pipe 200 in an inserting way, the heat collecting pipe 100 and the collecting pipe 200 are connected in an attaching way through the structure of the condensation end 130, the problems that the heat detecting workload is large and the pressure bearing capacity of the collecting pipe 200 is reduced due to the fact that the collecting pipe 200 is provided with through holes through welding insertion pipes are avoided, and compared with the collecting pipe 200 made of copper in the prior art, the collecting pipe 200 can be made of other materials, and the medium to be subjected to heat exchange is expanded from normal pressure operation to pressure operation, so that the application range of the heat collecting pipe 100 is greatly expanded.
In some embodiments, the solar collector tube assembly further includes an adhesive layer 300, the adhesive layer 300 being disposed between the condensing end 130 and the outer wall of the header 200 and/or between the condensing ends 130 of two adjacent collector tubes 100.
In some embodiments, the adhesive layer 300 is made of a thermally conductive material that is a semi-solid thermally conductive medium, in particular, a thermally conductive silicone. The condensation end 130 of the heat collecting pipe 100 and the collecting pipe 200 can be bonded and fixed through the heat conducting silica gel, and meanwhile, the heat conducting silica gel has the function of transferring heat, so that the heat exchange effect of the condensation end 130 and the collecting pipe 200 can be improved.
In some embodiments, the solar collector tube assembly further comprises an insulation layer 400; the plurality of heat collecting pipes 100 are arranged at intervals along the axial direction of the header 200, a gap is formed between the condensation ends 130 of every two adjacent heat collecting pipes 100, and the heat insulating layer 400 is coated on the header 200 and covers the condensation ends 130 of the heat collecting pipes 100. Heat dissipation can be prevented through the heat preservation 400, and the heat exchange effect is ensured.
In some embodiments, the gap between the condensation ends 130 of the adjacent two heat collecting pipes 100 is filled with the adhesive layer 300. Optionally, the adhesive layer 300 is disposed between adjacent condensation ends 130, so as to transfer heat to a gap between two condensation ends 130, thereby increasing a heat exchange area and further improving a heat exchange effect.
In some embodiments, the insulation 400 is made of an insulation material, optionally, the insulation 400 is silicate insulation or rock wool or aerogel or foamed polyurethane. The insulation 400 can be secured to the header 200 by strapping.
The embodiment of the application also provides a solar heat collection system which comprises the solar heat collection tube assembly.
The device elements in the above embodiments are conventional device elements unless otherwise specified, and the structural arrangement, operation or control modes in the embodiments are conventional arrangement, operation or control modes in the art unless otherwise specified.
Finally, it is noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present utility model, and that other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.
Claims (8)
1. The solar heat collecting tube assembly is characterized by comprising a collecting tube (200) and a plurality of heat collecting tubes (100), wherein the heat collecting tubes (100) comprise heat collecting ends and condensing ends (130) which are oppositely arranged, the condensing ends (130) are at least partially matched and attached with the outer wall of the collecting tube (200), and the plurality of heat collecting tubes (100) are arranged along the axial direction of the collecting tube (200); the condensing end (130) is of a flat structure and has plasticity; the condensing end (130) is arcuate and mates with the outer wall of the header (200).
2. A solar collector tube assembly according to claim 1 wherein the arc length of the condensing end (130) is not less than half the perimeter of the outer wall of the header (200).
3. A solar collector tube assembly according to claim 1, wherein the collector tube (100) comprises an outer tube (120) and an inner tube (110), the inner tube (110) comprising the condensing end (130) and the collecting end; the heat collecting end is inserted in the outer tube (120), the condensing end (130) extends out of the outer tube (120), the length of the condensing end (130) in a first direction is not smaller than the outer diameter of the outer tube (120), and the first direction is parallel to the axial direction of the collecting pipe (200).
4. A solar collector tube assembly according to claim 1 further comprising an adhesive layer (300), said adhesive layer (300) being disposed between said condensation end (130) and an outer wall of said header (200).
5. A solar collector tube assembly according to claim 4, wherein said adhesive layer (300) is further arranged between condensation ends (130) of two adjacent collector tubes (100).
6. A solar collector tube assembly according to claim 4 wherein the adhesive layer (300) is made of a thermally conductive material.
7. A solar collector tube assembly according to claim 1, further comprising an insulating layer (400); the heat preservation layer (400) is coated on the outer side of the collecting pipe (200) and covers the condensation end (130).
8. A solar collector system comprising a solar collector tube assembly according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322001799.3U CN220871156U (en) | 2023-07-27 | 2023-07-27 | Solar heat collecting pipe assembly and solar heat collecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322001799.3U CN220871156U (en) | 2023-07-27 | 2023-07-27 | Solar heat collecting pipe assembly and solar heat collecting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220871156U true CN220871156U (en) | 2024-04-30 |
Family
ID=90812850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322001799.3U Active CN220871156U (en) | 2023-07-27 | 2023-07-27 | Solar heat collecting pipe assembly and solar heat collecting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220871156U (en) |
-
2023
- 2023-07-27 CN CN202322001799.3U patent/CN220871156U/en active Active
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