CN111895363B - Indoor sunshine system - Google Patents
Indoor sunshine system Download PDFInfo
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- CN111895363B CN111895363B CN202010745089.XA CN202010745089A CN111895363B CN 111895363 B CN111895363 B CN 111895363B CN 202010745089 A CN202010745089 A CN 202010745089A CN 111895363 B CN111895363 B CN 111895363B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
- F21S11/002—Non-electric lighting devices or systems using daylight characterised by the means for collecting or concentrating the sunlight, e.g. parabolic reflectors or Fresnel lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S11/00—Non-electric lighting devices or systems using daylight
- F21S11/007—Non-electric lighting devices or systems using daylight characterised by the means for transmitting light into the interior of a building
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S19/00—Lighting devices or systems employing combinations of electric and non-electric light sources; Replacing or exchanging electric light sources with non-electric light sources or vice versa
- F21S19/005—Combining sunlight and electric light sources for indoor illumination
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
- F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
- F21V23/0464—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor sensing the level of ambient illumination, e.g. dawn or dusk sensors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/008—Combination of two or more successive refractors along an optical axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
- F21V2200/40—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of hollow light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Power Engineering (AREA)
- Architecture (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses an indoor solar radiation system, belongs to the technical field of energy-saving illumination, and solves the technical problem that the indoor solar radiation system in the prior art is high in construction and maintenance cost. An indoor sunlight system comprises a light collecting assembly, a light guide assembly and an astigmatism assembly, wherein the light collecting assembly comprises a focusing lens, a reflection cup and a lens fixing sleeve, the focusing lens and the reflection cup are fixedly arranged on the lens fixing sleeve, the light guide assembly comprises a light guide pipe, the lens fixing sleeve is fixedly connected with the light guide pipe, and the light guide pipe is fixedly connected with the astigmatism assembly; the focusing lens collects outdoor sunlight on one focus, the light collected on the focus is reflected into parallel light by the reflecting cup, the parallel light is transmitted to the light scattering assembly through the light guide pipe, and the light transmitted by the light scattering assembly is scattered indoors. The system disclosed by the invention realizes indoor sunlight, reduces the construction and maintenance cost of an indoor sunlight system, and can convert heat energy into electric energy to save energy and supplement light.
Description
Technical Field
The invention relates to the technical field of energy-saving illumination, in particular to an indoor sunlight system.
Background
The modern society building scale is getting bigger constantly and the illumination demand is also promoted, utilizes traditional mode illumination can consume huge electric power energy. Therefore, the mode of introducing the sunlight into the room for indoor illumination is developed, the illumination mode is different from the traditional lighting mode, the sunlight can be uniformly spread in the whole room without being influenced by the geographical position of a building or even the position and the angle of a window door opening, the room temperature is improved, and the energy consumption is reduced.
However, the existing duct lighting system has the problems of high construction cost, large occupied building area and increased maintenance cost due to the use of expensive materials, so that the lighting mode is not popular in domestic application.
Disclosure of Invention
In view of this, the present invention provides an indoor solar radiation system to solve the technical problem in the prior art that the indoor solar radiation system is high in construction and maintenance cost.
The invention provides an indoor sunlight system, which comprises a light collecting assembly, a light guiding assembly and an astigmatism assembly, wherein the light collecting assembly comprises a focusing lens, a reflection cup and a lens fixing sleeve; the focusing lens collects outdoor sunlight on one focus, the light collected on the focus is reflected into parallel light by the reflecting cup, the parallel light is transmitted to the light scattering assembly through the light guide pipe, and the light transmitted by the light scattering assembly is scattered indoors.
Further, indoor sunshine system still includes the battery, light harvesting subassembly still includes thermoelectric material and fin, astigmatism subassembly still includes LED light filling lamp and light inductive switch, thermoelectric material installs in the anti-light cup outside, the fin is installed in the thermoelectric material outside, the fin communicates with each other with the external world, the fin forms the difference in temperature with thermoelectric material, makes thermoelectric material generate electricity, thermoelectric material and battery electric connection, battery and LED light filling lamp and battery electric connection, the LED light filling lamp is controlled by light inductive switch, light inductive switch exposes indoorly to be used for detecting indoor light intensity, when indoor light intensity is less than the settlement threshold value, light inductive switch makes battery and LED light filling lamp switch on, and the LED light filling lamp provides illumination.
Furthermore, the inner diameter of the thermoelectric material is the same as the outer diameter of the reflecting cup, and the inner diameter of the radiating fin is the same as the outer diameter of the thermoelectric material.
Furthermore, heat-conducting silicone grease is additionally coated between the thermoelectric material and the reflecting cup, and heat-conducting silicone grease is additionally coated between the radiating fin and the thermoelectric material.
Further, the light collecting assembly further comprises a dust cover, and the dust cover is mounted at the upper end of the lens fixing sleeve.
Furthermore, a boss is arranged on the inner wall, close to the upper side, of the lens fixing sleeve of the light collecting assembly, the focusing lens is placed on the boss, a plurality of circles of threads are arranged on the inner wall of the cylinder above the boss, the plurality of circles of threads are matched with the threads on the circumferential side wall of the focusing lens, and the focusing lens can achieve an ultraviolet filtering function.
Further, a partition plate is arranged inside the lens fixing sleeve, a threaded round hole is formed in the partition plate, the round hole is in threaded connection with the small opening end of the reflection cup, the reflection cup is fixed, and heat dissipation holes are formed in the periphery of the lower side of the lens fixing sleeve.
The indoor sunlight system further comprises a thermoelectric material and a supporting structure for connecting the hot end and the cold end of the thermoelectric material, the thickness direction of the supporting structure is vertical to light, the supporting structure extends upwards on the inner side of the reflecting cup, is higher than the small opening end of the reflecting cup, extends towards the periphery, vertically penetrates through the reserved holes in the partition plate downwards and is connected with the cold end of the thermoelectric material; the hot end of the thermoelectric material is placed in the reflecting cup, the hot end of the thermoelectric material is of a conical structure, when light spots generated by the focusing lens irradiate on the conical surface, the light spots can be reflected on the inner wall of the reflecting cup, and the light spots are refracted into parallel light by the reflecting cup.
Furthermore, the light guide assembly further comprises a refraction lens, the light guide pipe comprises a straight pipe and a two-way pipe, the pipe connection is threaded, a clamping groove is formed in the corner of the inner side of the two-way pipe, the size of the clamping groove can be used for just fixing the refraction lens, and the refraction lens is used for changing the light direction; the inner wall of the pipeline of the light pipe is coated with a light-reflecting heat-insulating material to form a light reflecting layer; when the light pipe pipeline is larger than a set length threshold or the light beam conduction diameter is larger than a set diameter threshold, a light collecting assembly is arranged in the light pipe, and the outer diameter of the light collecting assembly is equal to the inner diameter of the light pipe.
Further, astigmatism subassembly includes lens mount, one-level astigmatism lens and at least one second grade astigmatism lens, the primary lens is installed on mount upper portion, carries out preliminary scattering with the light of light pipe in, the secondary lens installation mount lower part will be through the light after preliminary scattering, the scattering once more.
Compared with the prior art, the invention has the beneficial effects that: the focusing lens and the reflecting cup are fixedly arranged on the lens fixing sleeve, the lens fixing sleeve is fixedly connected with the light guide pipe, and the light guide pipe is fixedly connected with the light scattering assembly; the focusing lens collects outdoor sunlight on one focus, the reflecting cup reflects light collected on the focus into parallel light, the parallel light is transmitted to the light scattering assembly through the light guide pipe, and the light scattering assembly scatters the transmitted light indoors; the indoor sunshine is realized, and the construction and maintenance cost of an indoor sunshine system is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of an indoor solar radiation system according to embodiment 1 of the present invention;
FIG. 2 is a schematic sectional view of an indoor solar radiation system according to embodiment 1 of the present invention;
FIG. 3 is a cross-sectional view of a light collecting device according to embodiment 1 of the present invention;
FIG. 4 is a schematic view of a focusing lens according to embodiment 1 of the present invention;
FIG. 5 is a schematic view of a fixing sleeve according to embodiment 1 of the present invention;
FIG. 6 is a schematic view of a reflector according to embodiment 1 of the present invention;
FIG. 7 is a cross-sectional view of a thermoelectric material according to embodiment 1 of the present invention;
fig. 8 is a cross-sectional view of a heat sink according to embodiment 1 of the present invention;
FIG. 9 is a schematic view of a dust cap according to embodiment 1 of the present invention;
FIG. 10 is a cross-sectional view of a light guide assembly according to embodiment 1 of the present invention;
figure 11 is a cross-sectional schematic view of a light dispersing assembly according to embodiment 1 of the present invention;
fig. 12 is a schematic view of an LED fill light according to embodiment 1 of the present invention;
FIG. 13 is an overall sectional view of an indoor solar radiation system according to embodiment 2 of the present invention;
FIG. 14 is a cross-sectional view of a light collecting device according to embodiment 2 of the present invention;
FIG. 15 is a schematic view of a thermoelectric material according to example 2 of the present invention;
figure 16 is a cross-sectional view of the light dispersing assembly of example 2 of the present invention;
fig. 17 is a schematic view of an LED fill-in light according to embodiment 2 of the present invention.
Reference numerals: 100-a light collecting assembly; 110-a focusing lens; 120-a light-reflecting cup; 121-small open end of the reflection cup; 122-large open end of reflector cup; 130-a lens holding sleeve; 131-boss inside the sleeve; 132-sleeve inside spacer; 133-heat dissipation holes; 140-a dust cover; 150-a thermoelectric material; 160-a heat sink; 200-a light guide assembly; 210-a light pipe; 220-a refractive lens; 230-a storage battery; 300-a light diffusing component; 310-lens holder; 321-a primary astigmatic lens; 322-a secondary astigmatic lens; 330-LED light supplement lamps; 340-light sensing switch; 400-a light collecting assembly; 410-a focusing lens; 420-a light reflecting cup; 421-small opening end of the reflecting cup; 422-large opening end of the reflecting cup; 430-lens holding sleeve; 431-sleeve inside boss; 432-sleeve inside spacer; 4321-reserving holes on the partition board; 433-heat dissipation holes; 440-a dust cover; 450-a thermoelectric material; 451-hot end of hot spot material; 452-thermoelectric material cold end; 453-a thermoelectric material support structure; 500-a light guide assembly; 510-a light pipe; 520-a refractive lens; 530-a storage battery; 600-a light diffusing component; 610-a lens holder; 621-a primary astigmatic lens; 622-secondary astigmatic lens; 630-LED fill light; 640-light sensing switch.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
The embodiment of the invention provides an indoor sunlight system, which comprises a light collecting assembly 100, a light guiding assembly 200 and a light scattering assembly 300, wherein the light collecting assembly 100 comprises a focusing lens 110, a reflecting cup 120 and a lens fixing sleeve 130, the focusing lens 110 and the reflecting cup 120 are fixedly arranged on the lens fixing sleeve 130, the light guiding assembly 200 comprises a light guide pipe 210, the lens fixing sleeve 130 is fixedly connected (in threaded connection) with the light guide pipe 210, and the light guide pipe 210 is fixedly connected (in threaded connection) with the light scattering assembly 300; the focusing lens 110 focuses the sunlight outdoors on a focal point, the reflecting cup 120 reflects the light focused on the focal point as parallel light, the parallel light is transmitted to the light diffusion assembly 300 through the light guide pipe 210, and the light diffusion assembly 300 diffuses the transmitted light indoors;
in one embodiment, the indoor solar radiation system includes a light collecting module 100, a duct module 200, and a light dispersing module 300, as shown in fig. 1, and a sectional view of the indoor solar radiation system, as shown in fig. 2; as shown in fig. 3, the light collecting assembly 100 includes a focusing lens 110, a reflective cup 120, a sleeve 130, a dust cover 140, a thermoelectric material 150, and a heat sink 160; the condensing lens and the reflecting cup 120 are fixedly installed on the lens fixing sleeve 130 and used for collecting outdoor sunlight; a schematic cross-sectional view of the light collecting assembly, as shown in figure 3,
as shown in fig. 4-9, the focusing lens 110 is placed on a boss disposed on the inner side of the sleeve 130, the focusing lens 110 is a convex lens, and can collect sunlight to reduce the space occupied by the sunlight during transmission, and the focusing lens 110 contains a silver halide compound on the outer layer to effectively adjust the intensity of light so that the indoor brightness is not affected by the outside and simultaneously can effectively block the entry of ultraviolet rays; a thin shell structure made of high-light-transmission material is arranged above the focusing lens 110 to prevent sand wind from damaging the focusing lens 110 and rainwater from infiltrating, and the sleeve is connected with the thin shell structure in a threaded manner so as to facilitate later maintenance and installation;
the dust cover 140 is arranged on the upper side of the sleeve and is made of high-light-transmission materials, so that the damage of wind sand and rainwater to the system is prevented; ensuring that external rain and dust cannot enter the light collecting assembly to affect the working performance of the lens when the whole light collecting assembly 100 works; the reflecting cup 120 is installed on the sleeve 130, and is used for reflecting the focused sunlight into parallel light to facilitate the propagation of the light; the light gathered by the lens is refracted in the reflecting cup 120 to become parallel light again, so that the loss of the light during conduction is reduced;
a cross-sectional view of the light guide assembly, as shown in fig. 10, the light guide pipe 210 is connected with the light collection assembly 100 through a screw thread to transmit parallel light to a desired room, a corner refraction lens 220 is disposed in the light guide pipe 210 at a corner position to change the light direction, and the light guide pipes 210 are connected through a screw thread to facilitate subsequent installation and maintenance; the light guide pipe is made of hollow materials, the diameter of the light guide pipe is determined according to the area of a room, and the inner wall of the pipeline is coated with a reflective heat-insulating material to reduce energy loss in the transmission process;
a schematic cross-sectional view of the light dispersing assembly and a schematic view of the LED light supplement lamp, as shown in fig. 11-12, respectively, the light dispersing assembly 300 includes a lens holder 310, a primary light dispersing lens 321, a secondary light dispersing lens 322, an LED light supplement lamp 330 and a light sensing switch 340; the primary lens 321 is arranged on the upper part of the fixing frame 310 to primarily scatter the light of the light guide pipe 210, and the number of the secondary lenses 322 arranged on the lower part can be adjusted according to the light entering amount of a room; the light sensing switch 340 is connected with the LED light supplement lamp 330 and the storage battery 230, and when light in a room becomes dark, the light sensing switch 340 is automatically turned on to supplement light for illumination, so that the intensity of the light in the room is ensured;
preferably, the light collecting assembly further comprises a thermoelectric material and a heat sink, the light dispersing assembly further comprises an LED light supplement lamp and a light sensing switch, the thermoelectric material 150 is installed outside the reflective cup 120, the heat sink 160 is installed outside the thermoelectric material 150, the heat sink is communicated with the outside, the heat sink 160 and the thermoelectric material 150 form a temperature difference to enable the thermoelectric material 150 to generate electricity, the thermoelectric material 150 is electrically connected with the storage battery 230, the storage battery 230 is electrically connected with the LED light supplement lamp 330 and the storage battery 230, the LED light supplement lamp 330 is controlled by the light sensing switch 340, the light sensing switch 340 is exposed indoors and used for detecting the indoor light intensity, when the indoor light intensity is lower than a set threshold value, the light sensing switch enables the storage battery and the LED light supplement lamp 330 to be conducted, and the LED light supplement lamp 330 provides illumination;
it should be noted that, the reflective cup 120 transfers the heat generated by the light spot to the thermoelectric material, so that the temperature of the side close to the reflective cup 120 is continuously raised, the heat sink 160 is a sheet structure, so as to contact the air to the maximum extent, and the side close to the thermoelectric material 150 contacts the outside, so that the temperature of the side close to the thermoelectric material 150 approaches the outdoor temperature; thermoelectric materials generate electricity by utilizing temperature difference, and the electric energy is stored in a storage battery through an electric wire so as to facilitate subsequent complementary lighting;
in one embodiment, a light supplement technology is adopted, electricity is generated through the thermoelectric material 150, then electric energy is stored in the storage battery 230, the LED light supplement lamp 330 is connected with the storage battery 230 and is controlled by the light sensing switch 340, the light sensing switch 340 is exposed indoors and detects the indoor light intensity, when the indoor light intensity is insufficient (namely, the indoor light intensity is lower than a set threshold), the light sensing switch 340 is turned on, the storage battery 230 is used for supplementing light for illumination, and the indoor light intensity is fully guaranteed;
preferably, the inner diameter of the thermoelectric material is the same as the outer diameter of the reflecting cup, and the inner diameter of the heat sink is the same as the outer diameter of the thermoelectric material;
preferably, heat-conducting silicone grease is additionally coated between the thermoelectric material and the reflecting cup, and heat-conducting silicone grease is additionally coated between the radiating fin and the thermoelectric material;
in a specific embodiment, the thermoelectric material 150 and the heat sink 160 have a similar shape to the reflective cup 120, as shown in fig. 7 to 8, the inner diameter of the thermoelectric material 150 is the same as the outer diameter of the reflective cup 120, and the inner diameter of the heat sink 160 is the same as the outer diameter of the thermoelectric material 150, so as to ensure that the three materials are closely attached, and heat-conducting silicone grease can be additionally coated among the three materials to conduct heat more efficiently; because sunlight generates light spots in the reflecting cup 120 under the action of the lens 110, the temperature in the reflecting cup 120 is very high, so that one side of the thermoelectric material 150 close to the reflecting cup 120 is heated, the temperature of the other side of the thermoelectric material connected with the radiating fins 160 is close to the outdoor temperature, and the thermoelectric material 150 generates large temperature difference to generate electric energy;
preferably, the light collecting assembly further comprises a dust cover, and the dust cover is mounted at the upper end of the lens fixing sleeve;
preferably, a boss is arranged on the inner wall, close to the upper side, of the lens fixing sleeve of the light collecting assembly, the focusing lens 110 is placed on the boss, a plurality of circles of threads are arranged on the inner wall of the cylinder above the boss, the plurality of circles of threads are matched with the threads on the circumferential side wall of the focusing lens 110, and the focusing lens can realize an ultraviolet filtering function;
in one embodiment, as shown in fig. 5, a boss 131 is disposed on the inner wall of the fixed cylinder 130 of the light collecting assembly 100 near the upper side, the boss 131 facilitates the fixed placement of the lens, and meanwhile, a plurality of turns of threads on the inner wall of the cylinder above the boss 131 are engaged with the threads on the circumferential sidewall of the focusing lens 110, so that the focusing lens 110 can be more stable; a partition plate 132 is arranged in the fixed cylinder 130, and a threaded round hole is formed in the partition plate 132 so as to be in threaded connection with the small opening end 121 of the light reflecting cup to fix the light reflecting cup 120; the heat dissipation holes 133 are formed around the lower side of the fixed cylinder 130, so that air circulation is facilitated to dissipate heat of the component as soon as possible; the reflective cup 120 is made of a material having a high thermal conductivity so that the internal temperature is lowered by the conduction of heat;
preferably, the lens fixing sleeve is internally provided with a partition plate, the partition plate is provided with a threaded round hole, the round hole is in threaded connection with the small opening end of the reflection cup, the reflection cup is fixed, and the lower side of the lens fixing sleeve is provided with heat dissipation holes all around.
Example 2
In a specific embodiment, an overall cross-sectional view of an indoor solar radiation system is shown in fig. 13, a hot end 451 of a thermoelectric material is placed in a reflector cup 420, as shown in fig. 14, so that a light spot generated by a focusing lens 410 can directly irradiate on the hot end 451 of the thermoelectric material, and the thermoelectric material 450 obtains a large amount of heat to greatly improve power generation, as shown in fig. 15, the hot end 451 of the thermoelectric material is in a conical structure, and when the light spot generated by the focusing lens 410 irradiates on a conical surface, sunlight is reflected on the inner wall of the reflector cup 420, and then the sunlight is refracted by the reflector cup 420 into parallel light for conduction, and as shown in fig. 15, a schematic view of the thermoelectric material is shown in fig. 15;
preferably, the indoor solar radiation system further comprises a thermoelectric material and a support structure for connecting the hot end and the cold end of the thermoelectric material, the thickness direction of the support structure is perpendicular to light, the support structure extends upwards on the inner side of the reflection cup, is higher than the small opening end of the reflection cup, extends towards the periphery, vertically penetrates through the reserved holes in the partition plate downwards and is connected with the cold end of the thermoelectric material; the hot end of the thermoelectric material is placed in the reflecting cup 120, the hot end of the thermoelectric material is in a conical structure, when light spots generated by the focusing lens 110 irradiate on the conical surface, the light spots are reflected on the inner wall of the reflecting cup 120 and are refracted into parallel light by the reflecting cup 120;
in order to avoid affecting the propagation of light in the reflective cup 420, the supporting structure 453 connecting the hot end 451 and the cold end 452 of the thermoelectric material is an ultrathin member, so that the thickness direction of the member is perpendicular to the light, and the propagation of the light is rarely affected; meanwhile, the supporting structure 453 extends upwards inside the reflective cup 420, is slightly higher than the small open end 421 of the reflective cup, extends around for a small distance, then vertically passes through the reserved hole 4321 on the fixed cylinder partition 432 downwards to be connected with the cold end 452 of the thermoelectric material, and the cold end 452 of the thermoelectric material is also in a sheet structure, which can ensure heat dissipation to the maximum extent, so that a large temperature difference is formed between the cold end and the hot end to generate enough electric quantity;
preferably, the light guide assembly further comprises a refraction lens, the light guide pipe comprises a straight pipe and a two-way pipe, the pipe connection is threaded, a clamping groove is formed in a corner of the inner side of the two-way pipe, the size of the clamping groove can be used for just fixing the refraction lens, and the refraction lens is used for changing the light direction; the refraction lens is made of a high-light-transmission material and is arranged at the corner of the light guide pipe to realize the change of the light direction; the inner wall of the pipeline of the light pipe is coated with a light-reflecting heat-insulating material to form a light reflecting layer; when the length of the light pipe is larger than a set length threshold or the light beam conduction diameter is larger than a set diameter threshold, arranging a light collecting assembly in the light pipe, wherein the outer diameter of the light collecting assembly is equal to the inner diameter of the light pipe;
in one embodiment, in the light guide assembly 200, the light guide pipe 210 is divided into a straight pipe and a two-way pipe, the pipe connections are all threaded connections, which is convenient for installation and maintenance, and a clamping groove is arranged at a corner inside the two-way pipe, and the size of the clamping groove is just capable of fixing the corner refraction lens 220; the light pipe 210 may be provided with two-way pipes, three-way pipes or four-way pipes at corners according to the number of rooms; in the light guide assembly, if the light propagation distance is longer, a small light collecting assembly can be additionally arranged to further reduce the loss of the light; the refraction lens is made of high-light-transmission materials, and can realize the transformation of the transmission direction of parallel light beams when meeting corners, so that the sunlight can be transmitted to any room;
when the distance of the transmitted light beam is long or the diameter of the transmitted light beam is large, the light collecting component with a small size can be used for reflecting the sunlight into parallel light after further focusing, so that the diameter of the light beam is reduced, the energy loss is further reduced, and the space occupied by the transmission process is reduced; the inner wall of the light guide pipe is coated with light-reflecting and heat-insulating materials, so that the transmission efficiency is ensured by effectively reducing the loss of light,
preferably, the astigmatism subassembly includes lens mount, one-level astigmatism lens and at least one second grade astigmatism lens, one-level lens is installed on mount upper portion, carries out preliminary scattering with the light of light pipe in, second grade lens installation mount lower part will be through the light after preliminary scattering, the scattering once more.
In a specific embodiment, the cross-sectional view of the light diffusion assembly is as shown in fig. 16, the primary light diffusion lens performs primary light diffusion, and the secondary light diffusion lens further diffuses light to ensure the illumination area and uniform light distribution in the room; fig. 17 shows a schematic diagram of an LED fill-in light.
The invention discloses an indoor sunlight system.A focusing lens and a reflecting cup are fixedly arranged on a lens fixing sleeve, the lens fixing sleeve is fixedly connected with a light guide pipe, and the light guide pipe is fixedly connected with a light scattering assembly; the focusing lens collects outdoor sunlight on one focus, the reflecting cup reflects light collected on the focus into parallel light, the parallel light is transmitted to the light scattering assembly through the light guide pipe, and the light scattering assembly scatters the transmitted light indoors; the indoor sunshine is realized, and the construction and maintenance cost of an indoor sunshine system is reduced; the building area occupied by the light guide pipe is effectively reduced through multi-stage condensation, and the light is more fully utilized through multi-stage light scattering; the system can carry out indoor illumination through the LED lamp on cloudy days or at night through the photovoltaic and the storage battery so as to save energy.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.
Claims (6)
1. An indoor sunlight system is characterized by comprising a light collecting assembly, a light guide assembly and an astigmatism assembly, wherein the light collecting assembly comprises a focusing lens, a reflection cup and a lens fixing sleeve; the focusing lens collects outdoor sunlight on one focus, the reflecting cup reflects light collected on the focus into parallel light, the parallel light is transmitted to the light scattering assembly through the light guide pipe, and the light scattering assembly scatters the transmitted light indoors;
the system also comprises a thermoelectric material and a supporting structure for connecting the hot end and the cold end of the thermoelectric material, wherein the thickness direction of the supporting structure is vertical to light, the supporting structure extends upwards at the inner side of the reflecting cup, is higher than the small opening end of the reflecting cup, extends towards the periphery, vertically penetrates through the reserved holes in the partition plate downwards and is connected with the cold end of the thermoelectric material; the hot end of the thermoelectric material is placed in the reflecting cup, the hot end of the thermoelectric material is of a conical structure, when light spots generated by the focusing lens irradiate on the conical surface, the light spots are reflected on the inner wall of the reflecting cup and are refracted into parallel light by the reflecting cup;
the light guide assembly further comprises a refraction lens, the light guide pipe comprises a straight pipe and a two-way pipe, the pipe connection is threaded, a clamping groove is formed in the corner of the inner side of the two-way pipe, the size of the clamping groove can be just used for fixing the refraction lens, the refraction lens is used for changing the light direction, and the inner wall of the pipe of the light guide pipe is coated with a light reflection heat insulation material to form a light reflection layer; when the light pipe pipeline is larger than a set length threshold or the light beam conduction diameter is larger than a set diameter threshold, a light collecting assembly is arranged in the light pipe, and the outer diameter of the light collecting assembly is equal to the inner diameter of the light pipe.
2. The indoor solar radiation system of claim 1, further comprising a storage battery, the light collecting assembly further comprises a heat radiating fin, the light radiating assembly further comprises an LED light supplementing lamp and a light sensing switch, the heat radiating fin is installed on the outer side of the thermoelectric material, the heat radiating fin is communicated with the outside, the storage battery is electrically connected with the LED light supplementing lamp and the storage battery, the LED light supplementing lamp is controlled by the light sensing switch, the light sensing switch is exposed indoors and used for detecting the indoor light intensity, when the indoor light intensity is lower than a set threshold value, the light sensing switch enables the storage battery to be conducted with the LED light supplementing lamp, and the LED light supplementing lamp provides illumination.
3. The indoor daylighting system of claim 1, wherein the light collecting assembly further comprises a dust cover mounted on an upper end of the lens-retaining sleeve.
4. The indoor solar radiation system of claim 1, wherein a boss is disposed on an inner wall of the lens fixing sleeve of the light collecting assembly, which is close to the upper side, the focusing lens is disposed on the boss, a plurality of threads are disposed on an inner wall of the cylinder above the boss, the plurality of threads are engaged with threads on a circumferential side wall of the focusing lens, and the focusing lens can achieve an ultraviolet filtering function.
5. The indoor solar radiation system of claim 4, wherein a partition is provided inside the lens fixing sleeve, the partition is provided with a threaded circular hole, the circular hole is in threaded connection with the small opening end of the reflection cup to fix the reflection cup, and heat dissipation holes are formed around the lower side of the lens fixing sleeve.
6. The indoor solar radiation system of claim 1, wherein the light dispersing assembly comprises a lens holder, a primary light dispersing lens and at least one secondary light dispersing lens, the primary light dispersing lens is mounted on the upper part of the holder to primarily disperse the light in the light pipe, and the secondary light dispersing lens is mounted on the lower part of the holder to secondarily disperse the primarily dispersed light.
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CN202010745089.XA CN111895363B (en) | 2020-07-29 | 2020-07-29 | Indoor sunshine system |
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CN114440189B (en) * | 2022-01-04 | 2023-09-26 | 河南理工大学 | Light guide lighting device and new energy lighting system |
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CN201827822U (en) * | 2010-09-14 | 2011-05-11 | 黄竞磊 | Dual-lens condensed light and parallel light transmission sunlamp illuminator |
CN102608739A (en) * | 2011-01-21 | 2012-07-25 | 张孟铸 | Nonlinear conduction device used for sunlight polymerization |
CN103138645A (en) * | 2011-11-25 | 2013-06-05 | 陕西科林能源发展股份有限公司 | Thermoelectric conversion device for solar photovoltaic power generation system |
CN104235743B (en) * | 2014-09-16 | 2020-03-24 | 佛山正能量节能科技有限公司 | Lighting system |
CN105042406B (en) * | 2015-06-03 | 2017-08-08 | 潮州市西朗德光学科技有限公司 | A kind of LED beam condensing unit |
CN207555464U (en) * | 2017-12-21 | 2018-06-29 | 叶恒威 | Utilize the light-electricity complementary headlamp of sunlight |
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