CN111536703A - Multi-beam optical fiber light-gathering and guiding device - Google Patents
Multi-beam optical fiber light-gathering and guiding device Download PDFInfo
- Publication number
- CN111536703A CN111536703A CN202010452912.8A CN202010452912A CN111536703A CN 111536703 A CN111536703 A CN 111536703A CN 202010452912 A CN202010452912 A CN 202010452912A CN 111536703 A CN111536703 A CN 111536703A
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- China
- Prior art keywords
- light
- gathering
- optical fiber
- fresnel lens
- cup
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/12—Light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
- F24S23/30—Arrangements for concentrating solar-rays for solar heat collectors with lenses
- F24S23/31—Arrangements for concentrating solar-rays for solar heat collectors with lenses having discontinuous faces, e.g. Fresnel lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/10—Arrangement of stationary mountings or supports for solar heat collector modules extending in directions away from a supporting surface
- F24S25/13—Profile arrangements, e.g. trusses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/45—Arrangements for moving or orienting solar heat collector modules for rotary movement with two rotation axes
- F24S30/452—Vertical primary axis
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
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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
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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
- Y02E10/47—Mountings or tracking
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a multi-beam optical fiber light gathering and guiding device which comprises a light gathering and guiding device, wherein a Fresnel lens is arranged on the light gathering and guiding device facing incident sunlight, the output end of the Fresnel lens is a secondary light gathering cup, and the outlet of the secondary light gathering cup is connected with an optical fiber bundle and outputs light through gathering. The device utilizes fresnel lens to collect and gather the solar ray, leads to the optic fibre to conduct to other places after secondary spotlight cup improves the degree of focus, can also jointly use a plurality of devices, collects a large amount of sunlight of light high gathering once more through optic fibre, has simple structure, low cost and high efficiency leaded light's effect, is suitable for the application occasion of extensive, high spotlight degree.
Description
Technical Field
The invention relates to the technical field of sunlight convergence and flexible light guide devices, in particular to a multi-beam optical fiber light gathering and guiding device.
Background
Solar energy is a permanent clean energy with huge reserves, but solar energy is distributed in a dispersed manner, energy taste is low, high temperature cannot be generated, the light energy density is generally required to be improved in a light gathering mode to obtain high-temperature heat energy, and for large-scale sunlight gathering, extremely high requirements on mechanical precision of a light gathering system and huge optical path loss of long-distance light conduction are often caused. In the aspect of light guide technology, the traditional sunlight guide utilizes the reflection of the inner wall of a pipeline coated with a high-reflectivity coating to conduct light, is generally used for building lighting and illumination, has no convergence effect on light, and has very low energy density of the conducted light.
Disclosure of Invention
In order to overcome the above-mentioned shortcomings of the prior art, an object of the present invention is to provide a multi-beam optical fiber light-collecting and guiding device, which has a fresnel lens and a multi-beam optical fiber, and can collect sunlight, collect the sunlight through the fresnel lens, conduct the sunlight through the multi-beam optical fiber, collect the sunlight through the optical fibers of the multi-beam device, and collect the sunlight again.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a multibeam optical fiber spotlight leaded light device, includes spotlight leaded light device, spotlight leaded light device include the fresnel lens 1 towards incident sunlight 7 setting, the output of fresnel lens 1 for the secondary cup 3 that gathers light, the exit linkage optic fibre bundle 6 of secondary cup 3 gathers light 8 outputs through the convergence.
The Fresnel lens 1 is arranged on the pitching support 2 and moves along with the pitching support 2.
The secondary light-gathering cup 3 is a cylindrical structure with a certain taper, a large opening of the conical cylinder faces to the Fresnel lens 1 direction, a small opening faces to the optical fiber bundle 6 direction, a central shaft of the secondary light-gathering cup is coaxially arranged with the Fresnel lens 1, and the secondary light-gathering cup 3 is fixed on the pitching support 2 and keeps moving simultaneously with the Fresnel lens 1.
The pitching support 2 is a cylindrical structure with a certain taper, the Fresnel lens 1 is fixed at the large opening end, the optical fiber bundle 6 is connected at the small opening end, the rotating shafts in the horizontal direction are arranged at two sides outside the cylindrical body of the conical cylinder and are fixed on the rotating support 4 in a hinged mode, and the angle of the pitching support is changed in a pitching mode.
The top of the rotating bracket 4 is provided with two bearings which support two horizontal rotating shafts of the pitching bracket 2 and allow the pitching bracket 2 to change the pitching angle, the rotating bracket 4 is arranged on a horizontally placed base 5 and is connected with the base 5 through a bearing, and the rotating bracket 4 can horizontally rotate on the base 5.
The plurality of light-gathering and light-guiding devices form a plurality of optical fiber light-gathering and light-guiding devices to form an array system, and the optical fiber bundles of the plurality of light-gathering and light-guiding devices are gathered together to transmit light, so that a larger-scale multi-optical fiber light-guiding system is formed.
The multi-beam optical fiber light gathering and guiding device has the advantages that the Fresnel lens 1 moves through the pitching support 2 and the rotating support 4, so that the incident plane of the Fresnel lens 1 is always vertical to the solar incident light, light rays enter the secondary light gathering cup 3 after being focused by the Fresnel lens 1, and the light rays are incident into the inlet section of an optical fiber bundle after being converged for the second time.
The invention has the beneficial effects that:
the multi-beam optical fiber light-gathering and guiding device has the advantages that the pitching support and the rotating support of the multi-beam optical fiber light-gathering and guiding device can ensure that the axis of the Fresnel lens always points to the sun direction, the Fresnel lens collects and gathers solar rays, the secondary light-gathering cup improves the focusing degree and then guides the guided optical fibers to other places, the multi-beam optical fiber light-gathering and guiding device has the effects of simple structure, low cost and high efficiency light guiding, meanwhile, a plurality of devices can be jointly used, and a large amount of sunlight is highly converged through.
Drawings
FIG. 1 is a schematic structural diagram of the apparatus of the present invention.
Wherein, 1 is Fresnel lens, 2 is pitching support, 3 is secondary light-gathering cup, 4 is rotary support, 5 is base, 6 is optical fiber bundle, 7 is incident sunlight, 8 is convergent output light.
Detailed Description
The present invention will be described in further detail with reference to examples.
Referring to fig. 1, the multi-beam optical fiber light gathering and guiding device according to the present invention includes a fresnel lens 1, a pitching frame 2, a secondary light gathering cup 3, a rotating frame 4, a base 5, and an optical fiber bundle 6.
The Fresnel lens 1 of the multi-beam optical fiber light gathering and guiding device is fixed on the pitching support 2 and converges the input sunlight.
The secondary light-gathering cup 3 of the multi-beam optical fiber light-gathering and guiding device is fixed on the pitching support 2, the light-gathering degree of the gathered light is further improved, and the light-gathering cup and the Fresnel lens move simultaneously.
The pitching support 2 of the multi-beam optical fiber light gathering and guiding device is fixed on the rotating support 4 in a hinged mode, the Fresnel lens 1 and the secondary light gathering cup 3 can be driven to move in a pitching mode, the angle of the Fresnel lens 1 and the secondary light gathering cup 3 can be changed in a pitching mode, and meanwhile the Fresnel lens 1 and the secondary light gathering cup 3 are driven to move.
The rotary support 4 of the multi-beam optical fiber light gathering and guiding device can horizontally rotate on the base 5 to drive the pitching support 2 to ensure that the axis of the Fresnel lens 1 always faces the sun direction.
The optical fiber bundle 6 of the multi-bundle optical fiber light-gathering and guiding device is connected to the outlet of the secondary light-gathering cup 3, so that the light receiving and flexible conduction are realized.
The multi-beam optical fiber light gathering and guiding device can be used jointly, and light collected and gathered by the devices is transmitted to one position, so that secondary light gathering is realized.
The specific working process of the invention is as follows:
every single move support 2 and horizontal stand 5 pass through motor and control system drive, realize that fresnel lens 1 and secondary spotlight cup 3 are towards 7 directions of incident sunlight all the time, incident sunlight 7 passes through fresnel lens 1 and converges, get into optic fibre bundle 6 after secondary spotlight cup 3 improves the concentration degree, and light utilizes the high-efficient conduction of total reflection principle in optic fibre bundle 6, and optic fibre bundle has the flexibility simultaneously, realizes the device to the convergence and the conduction function of sunlight. By combining a plurality of devices, the output of the optical fiber bundle is collected together, and the high convergence of the optical fiber bundle on a large amount of light rays is realized.
Claims (7)
1. The utility model provides a multibeam optical fiber spotlight leaded light device, its characterized in that includes spotlight leaded light device, spotlight leaded light device include fresnel lens (1) towards incident sunlight (7) setting, the output of fresnel lens (1) for secondary spotlight cup (3), exit linkage optic fibre bundle (6) of secondary spotlight cup (3) are exported through convergence output light (8).
2. A multi-beam optical fiber condensing and light guiding device according to claim 1, wherein the fresnel lens (1) is disposed on the elevation frame (2) and moves with the elevation frame (2).
3. The device for gathering and guiding light by multiple beams of optical fibers according to claim 1, wherein the secondary light gathering cup (3) is a cylindrical structure with a certain taper, the large mouth of the cylindrical structure faces towards the Fresnel lens (1), the small mouth of the cylindrical structure faces towards the optical fiber bundle (6), the central axis of the cylindrical structure is coaxial with the Fresnel lens (1), and the secondary light gathering cup (3) is fixed on the pitching frame (2) and keeps moving simultaneously with the Fresnel lens (1).
4. A multi-beam optical fiber light-gathering and guiding device according to claim 2 or 3, wherein the pitching support (2) is a cylindrical structure with a certain taper, the fresnel lens (1) is fixed at a large opening end, the optical fiber bundle (6) is connected at a small opening end, two horizontal rotating shafts are arranged at two sides outside the tapered cylindrical body, and the two horizontal rotating shafts are fixed on the rotating support (4) in a hinged manner to change the angle of the rotating shaft in a pitching manner.
5. The device for collecting and guiding multiple beams of optical fibers according to claim 1, wherein the top of the rotating frame (4) has two bearings for supporting two horizontal rotation shafts of the tilting frame (2) and allowing the tilting frame (2) to change the tilting angle, the rotating frame (4) is disposed on a horizontally disposed base (5) and connected with the base (5) through a bearing, and the rotating frame (4) can horizontally rotate on the base (5).
6. The multi-beam optical fiber light-gathering and guiding device as claimed in claim 1, wherein the plurality of light-gathering and guiding devices form a multi-beam optical fiber light-gathering and guiding device to form an array system, and the optical fiber bundles of the plurality of light-gathering and guiding devices are gathered together to transmit light, thereby forming a larger-scale multi-fiber light-guiding system.
7. The multi-beam optical fiber light-gathering and guiding device according to claim 6, wherein the Fresnel lens (1) makes the incident plane of the Fresnel lens (1) always perpendicular to the incident solar light by the movement of the pitching frame (2) and the rotating frame (4), and the light enters the secondary light-gathering cup (3) after being focused by the Fresnel lens (1) and enters the entrance section of the optical fiber bundle after being converged secondarily.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010452912.8A CN111536703A (en) | 2020-05-26 | 2020-05-26 | Multi-beam optical fiber light-gathering and guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010452912.8A CN111536703A (en) | 2020-05-26 | 2020-05-26 | Multi-beam optical fiber light-gathering and guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111536703A true CN111536703A (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010452912.8A Pending CN111536703A (en) | 2020-05-26 | 2020-05-26 | Multi-beam optical fiber light-gathering and guiding device |
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| CN (1) | CN111536703A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390669A (en) * | 2021-06-15 | 2021-09-14 | 中国空间技术研究院 | Ice star soil photothermal extraction device |
-
2020
- 2020-05-26 CN CN202010452912.8A patent/CN111536703A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390669A (en) * | 2021-06-15 | 2021-09-14 | 中国空间技术研究院 | Ice star soil photothermal extraction device |
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