CN103528250A

CN103528250A - Fresnel lens core pipe

Info

Publication number: CN103528250A
Application number: CN201310524315.1A
Authority: CN
Inventors: 张其明
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-10-15
Filing date: 2013-10-15
Publication date: 2014-01-22

Abstract

The invention relates to the technical field of solar energy lighting, in particular to Fresnel lens lighting. A core pipe is matched with a Fresnel lens in use and is a pipe used for collecting sunlight heat energy and exchanging heat with the sunlight, and the core pipe is processed by adopting a material with high heat conductivity. In order to facilitate installation, core pipes are connected one by one to form a U-shaped pipeline, and the core pipes are connected through connectors. Three location needles are arranged on the periphery of each connector and form a 120-degree angle to enable the core pipes to be parallel to glass vacuum pipes and concentric with the glass vacuum pipes, the location needles are fixed on the connectors, the needle point diameter of the location needles is equal to or smaller than 1mm, and heat conduction area can be reduced. The needle points of the location needles are connected with glass on the inner layers of the glass vacuum pipes through gaskets to improve glass strength. The core pipe and a working system are connected to form a loop, a vacuum heat insulation pipe machined through metal can be used for conducting heat insulation on the extended length of a pipeline connected with a working system loop, the strength is improved, and the collected heat energy is transferred to a required place to be used or stored for use.

Description

Fresnel lens core barrel

Technical field: the present invention relates to the daylighting of solar energy, particularly Fresnel lens daylighting.

Background technology: solar energy is used vacuum tube daylighting at present, is directly to utilize the solar heat energy gathering, and for water heater, carries common heat energy, can only gather the temperature below 300 degree.Utilize daylighting mechanism can gather high temperature heat, need solar tracking mechanism, complex structure, cost is high.Utilize Fresnel lens daylighting, need not need follower, can directly gather high temperature heat more than 300 degree, for the use of heat energy heat-exchanging piece with store for future use, cost can decline.

Summary of the invention: Fresnel lens daylighting mechanism utilizes Fresnel lens, Fresnel lens installing rack, Fresnel lens glass-vacuum tube, Fresnel lens core barrel, is combined into daylighting mechanism.Fresnel lens glass-vacuum tube and Fresnel lens core barrel, be combined into U font pattern set light pipe, rack-mount, can directly be connected with work system loop, forms work system loop, utilizes heat transfer medium transporting heat energy.Fresnel lens is installed at top at mounting bracket, and Fresnel lens is focused on sunlight on light-collecting tube, can gather high temperature heat more than 300 degree, utilizes heat transfer medium that heat energy is transported to the place needing and goes use or store for future use.

Technical solution scheme:

Fresnel lens mounting bracket: mounting bracket is mainly by installing plate 1, installing rack 2, connecting rod 3 forms.Installing plate is processed into semicircle installing plate, between installing plate and installing plate, utilizes three connecting rods, and two suitable for reading, and one in bottom, one couples together of installing plate, makes installing plate form support, assembling fittings on the support forming.The periphery of semicircle installing plate has a plurality of installation adjustment holes 4, be used for being connected and installed frame 2, adjustment hole 4 be installed and regulated the position, hole being connected with installing rack 2, can regulate Fresnel lens south dip angle on installing rack, according to adjusting angle in season, can more gather solar heat energy.The middle and lower part of installing plate, has two light-collecting tube installing holes 5, makes light-collecting tube 6 can pass through light-collecting tube installing hole 5, be fixed on installing plate 1, installing plate 1 suitable for reading, for Fresnel lens 7 is installed, Fresnel lens can with screw be fixed on installing plate with two connecting rods suitable for reading on.Through installing plate and link supports suitable for reading, Fresnel lens smooth on mounting bracket, and south dip, is gathered in the solar heat energy gathering on light-collecting tube.Fresnel lens mounting bracket, by installing rack 2, be arranged on metope with roof on.Can on metope with on roof, gather solar heat energy.

Fresnel lens glass-vacuum tube: glass-vacuum tube 8 is glass processing to be become to the pipe of ad hoc structure, makes glass processing become the pipe of inside and outside interlayer, makes sealing in interlayer, being evacuated in interlayer, becomes vacuum heat-preserving tube.Can make one couples together of glass-vacuum tube, connector is used organic siliconresin adhesive seal 10, forms U font passage.Glass-vacuum tube is for the pipe of core barrel 9 insulations, is combined into light-collecting tube 6, for gathering solar heat energy with core barrel 9.Be used in conjunction with Fresnel lens 7, because Fresnel lens 7 daylightings are to become two straight lines on focus light-collecting tube 6 solar ray collecting, the large-area daylighting of energy, so, when mounted, need to be assembled into long tube of U font, light-collecting tube 6 need to be processed into a section glass-vacuum tube 8, connect into the glass evacuated light-collecting tube of U font, the length after combination, can be corresponding in Fresnel lens 7 length.U font pattern set light pipe, with through having formed daylighting passage, with core barrel 9 combinations, through core barrel gathering sunlight heat energy, core barrel and work system composition loop.The heat energy utilization heat transfer medium gathering is transported to the place needing to be used or stores for future use.

Glass-vacuum tube can be incubated for other pipe that need to be incubated, and improves heat-insulating property.

Fresnel lens core barrel: core barrel 9, through glass-vacuum tube insulation, becomes light-collecting tube, is used in conjunction with Fresnel lens, is that core barrel 9 should adopt the materials processing that thermal conductivity is high for gathering the pipe of solar heat energy and sunlight heat-shift.Core barrel 9, for easy for installation, also will be processed and be formed in the pipe of the corresponding length of glass-vacuum tube, and one one connects into core barrel, and core barrel, according to the shape of glass-vacuum tube, also will connect into U font pipeline.Heart connector for pipe 11 connects, in order to make core barrel 9 and glass-vacuum tube 8 keeping parallelisms, with one heart, 13 one-tenth 120 angles of spending of three pilot pins for periphery at connector 11, be fixed on connector 11, the needle point Taoist scripture of pilot pin 13 is equal to or less than 1 milli to be come, and can reduce heat-conducting area.The needle point of pilot pin 13 is connected with glass-vacuum tube inner layer glass with pad 12, reinforcing glass intensity.Be arranged in glass-vacuum tube and can keep concentric, parallel with glass-vacuum tube.The length of core barrel, corresponding in the length of glass-vacuum tube, core barrel and work system connect into loop, for the loop-coupled pipeline of work system, the length of being longer than glass-vacuum tube.The length extending can improve intensity with the vacuum heat-preserving tube insulation of metal processing, makes whole work system return, all adopts vacuum heat-preserving, the heat energy gathering is transported to the place needing and uses and store for future use.

Fresnel lens daylighting mechanism: be Fresnel lens, Fresnel lens mounting bracket, Fresnel lens glass-vacuum tube, Fresnel lens core barrel, after combination, becomes daylighting mechanism.Fresnel lens core barrel 9, be and the heat-exchanging piece of sun heat-shift, during because of work, temperature, more than 300 degree, with several Baidu of the nature temperature difference, can produce antiradiation with nature, and temperature is declined, and core barrel 9 does not just collect high temperature heat.So adopt 9 insulations of 8 pairs of core barrels of Fresnel glass-vacuum tube, utilize core barrel 9 and glass-vacuum tube 8 to combine, glass-vacuum tube 8 is enclosed within the outer insulation of core barrel 9, is combined into light-collecting tube 6.The installation of light-collecting tube 6 is the middle and lower parts at installing plate, have two light-collecting tube installing holes, make two light-collecting tubes can pass through light-collecting tube installing hole, the installation form of light-collecting tube on installing plate, because light-collecting tube need to become passage, could produce convection current with work system loop, so at glass-vacuum tube and a core barrel that utilizes the glass evacuated bend pipe 14 of U font to be connected two light-collecting tubes with core barrel, make light-collecting tube become a U-shaped light-collecting tube, be fixed on installing plate.The light-collecting tube of U font is comprised of with U font bend pipe two light-collecting tubes and one, while installing on mounting bracket, be one high one low, the heat-exchanging piece that light-collecting tube and heat energy are used forms work system loop, work system loop enters light-collecting tube from low one, gathers after solar heat energy, from high one, returns to the recirculation of work system loop, be conducive to like this free convection of heat energy, adopt passive circulation.The light-collecting tube that is assembled into when mounted the length U font needing, glass-vacuum tube and core barrel length is as required processed into a section combining, in the corresponding length of Fresnel lens.Form daylighting passage.Form loop with work system.The heat energy utilization heat transfer medium gathering is transported to the place needing to be used and stores for future use.Fresnel lens is to utilize the installing plate top of Fresnel mounting bracket and two connecting rods at top that Fresnel lens is installed, be screwed the top at Fresnel lens installing plate, through installing plate and link supports suitable for reading, Fresnel lens smooth on mounting bracket, and south dip, Fresnel lens daylighting is to become two straight lines on focus light-collecting tube solar ray collecting, as required, and can large-area daylighting.During installation, by mounting bracket, can luxuriant and rich with fragrance alunite lens installing support be arranged on metope with roof on.Can on metope with on roof, gather solar heat energy.

Accompanying drawing explanation:

Fig. 1 is installing plate front view.

Fig. 2 is installing rack front view.

Fig. 3 is that Fresnel daylighting mechanism is arranged on and on metope, gathers solar heat energy view.

Fig. 4 is that Fresnel daylighting mechanism is arranged on the face of chamber, roof and gathers solar heat energy view.

Fig. 5 is that Fresnel lens is combined into mounting bracket view.

Fig. 6 is that glass-vacuum tube and core barrel are combined into light-collecting tube view.

Fig. 7 is the A face view of Fig. 6.

1 installing plate in figure.2 installing racks.3 connecting rods.4 install adjustment hole.5 light-collecting tube installing holes.6 light-collecting tubes.7 Fresnel lenses.8 glass-vacuum tubes.9。Core barrel.10 organic siliconresin adhesives are close.11 core barrel connectors.12 pads.13 pilot pins.14 glass evacuated bend pipes.

Claims

1. Fresnel lens core barrel comprises connector, core barrel is characterized in that: core barrel (9) is incubated through glass-vacuum tube, become light-collecting tube, be used in conjunction with Fresnel lens, for gathering the pipe of solar heat energy and sunlight heat-shift, core barrel (9) should adopt the materials processing that thermal conductivity is high, core barrel (9) is for easy for installation, also to process and be formed in the pipe of the corresponding length of glass-vacuum tube, one one connects into core barrel, core barrel is according to the shape of glass-vacuum tube, also to connect into U font pipeline, heart connector for pipe (11) connects, in order to make core barrel (9) and glass-vacuum tube (8) keeping parallelism, with one heart, periphery at connector (11) becomes the angle of 120 degree by three pilot pins (13), be fixed on connector (11), the needle point Taoist scripture of pilot pin (13) is equal to or less than 1 milli to be come, can reduce heat-conducting area, the pad for needle point (12) of pilot pin (13) is connected with glass-vacuum tube inner layer glass, reinforcing glass intensity, be arranged in glass-vacuum tube and can keep concentric with glass-vacuum tube, parallel, the length of core barrel, length in glass-vacuum tube is corresponding, core barrel and work system connect into loop, for the loop-coupled pipeline of work system, be longer than the length of glass-vacuum tube, the length extending can be incubated with the vacuum heat-preserving tube of metal processing, improve intensity, make whole work system return, all adopt vacuum heat-preserving, the heat energy gathering is transported to the place needing to be used and stores for future use.