CN2797975Y - Parabolic cylinder sun-facing heat collector - Google Patents

Parabolic cylinder sun-facing heat collector Download PDF

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Publication number
CN2797975Y
CN2797975Y CNU2005200893972U CN200520089397U CN2797975Y CN 2797975 Y CN2797975 Y CN 2797975Y CN U2005200893972 U CNU2005200893972 U CN U2005200893972U CN 200520089397 U CN200520089397 U CN 200520089397U CN 2797975 Y CN2797975 Y CN 2797975Y
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China
Prior art keywords
parabolic
parabolic cylinder
heat
day
tube
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Expired - Fee Related
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CNU2005200893972U
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Chinese (zh)
Inventor
张寅啸
张辛衡
张烨
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张寅啸
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Priority to CNU2005200893972U priority Critical patent/CN2797975Y/en
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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

Abstract

The utility model relates to a parabolic cylinder sun-facing heat collector which mainly comprises a sun-facing positioning sensor 3, a heat absorption pipe 5, a parabolic cylinder heat collecting pipe 6, a tracking and controlling transmission device 8, a driving wheel 9, a hand shifting handle 10, a liquid circulating pump 11, a supporting frame 12, a synchronizing wheel 13, a synchronous belt 14, a pure water circulating pump 17, a check valve 19, a water tank 20, a heat exchanger 21, a solar sensor 24, etc. The utility model is mainly characterized in that the heat collecting pipe is composed of a plane lens and a parabolic cylinder reflecting mirror; the heat absorption pipe is arranged on the focal line of the parabolic cylinder reflecting mirror; the tracking and controlling transmission device can automatically adjust the direction of the parabolic cylinder heat collecting pipe, which makes daylight vertically reflected on the plane lens, or manual regulation is carried out by a hand shifting handle in order to make the heat collector face to the sun. Circulating liquid and pure water circulate in a two-way mode and exchange the heat in the heat exchanger. The utility model and an electric water heater can share the same water tank, and the utility model is used as the auxiliary heat source of the electric water heater.

Description

Parabolic cylinder is to the day heat collector
Technical field the utility model parabolic cylinder to day heat collector relate to a kind of heat collector that utilizes solar energy.
The present solar thermal collector of background technology adopts cylindrical solar vacuum heat-collecting pipe, because glass tube is columniform, so be mapped in the incident ray of glass tube, the incidence angle of having only an incident ray on the cylinder bus is a zero degree, depart from the hurried increase of incidence angle of other light of this bus, reflection ray strengthens with the increase of incidence angle, and refracted ray dies down corresponding, so the circular glass vacuum tube is less to the utilization rate of light.
Summary of the invention the utility model is a kind of solar thermal collector of new structure.Its principal character is that solar energy heat collection pipe is the parabolic cylinder thermal-collecting tube, and the parabolic cylinder thermal-collecting tube automatic or manual of forming heat collector is towards the sun.
The utility model parabolic cylinder to day heat collector be by support, the parabolic cylinder thermal-collecting tube, solar sensor to the day sensor, is followed the tracks of the control transmission device, the liquid circulating pipe road, liquid circulation pump, the water purification circulating pump, heat exchanger, water tank is formed.
The parabolic cylinder thermal-collecting tube is the tubing string that is surrounded by planar lens and parabolic reflector.In parabolic cylinder thermal-collecting tube inside glass inner tube is set, the interlayer between inside and outside two tubing strings is a vacuum, and the axis of glass inner tube and the focal line of parabolic reflector coincide.Heated endothermic tube passes from glass inner tube.Endothermic tube is to be made by the high material of thermal conductivity factor.
Under some condition, the parabolic cylinder thermal-collecting tube can adopt non-glass materials such as plastics or sheet metal to make.The inner surface of parabolic cylinder thermal-collecting tube is made mirror surface, covers insulation material on the outer surface.Endothermic tube directly is placed on the focal line of parabolic cylinder thermal-collecting tube.In some cases, in the parabolic cylinder thermal-collecting tube, place a cylindrical vacuum heat collection pipe, endothermic tube is placed in the vacuum heat collection pipe.
The parabolic cylinder thermal-collecting tube makes sunshine impinge perpendicularly on planar lens in use, and the light of vertical incidence sees through planar lens, and a part of light shines directly on the heated body, is mapped to the light on the parabolic reflector, shines on the heated body more after reflection.Endothermic tube is arranged on the focal line of parabolic cylinder thermal-collecting tube, and the parabolic cylinder thermal-collecting tube is rack-mount by bearing, and each parabolic cylinder thermal-collecting tube links to each other with synchronizing wheel by being with synchronously, and synchronizing wheel is linked to each other by synchronous band with driving wheel.Driving wheel is followed the tracks of the control of control transmission device.Having under the condition of daylight, if sunlight is not vertical incidence, solar sensor sends instruction, follow the tracks of control transmission device control driving wheel and carry out the scanning rotation that both forward and reverse directions replaces, drive each parabolic cylinder thermal-collecting tube and do the scanning swing, when swinging to the incident light position vertical with planar lens, to day alignment sensor send the instruction that stops swinging.As long as departing from vertical incidence direction parabolic cylinder thermal-collecting tube, incident light just follows the tracks of rotation, till the light vertical incidence, so the parabolic cylinder thermal-collecting tube is always towards the sun.Under the condition of no daylight, scanning is rotated and is stopped.The two ends of endothermic tube link to each other with hose connector, and hose connector links to each other with circulating line, are provided with liquid circulation pump in the circulating line, and circulating line links to each other with heat exchanger, and heat exchanger communicates with water tank by the water purification circulating line.Serial connection water purification circulating pump and check-valves in the water purification circulating line.
Appended drawings 1 is that glass parabolic cylinder vacuum heat collection pipe is to day collector structure schematic diagram.
Accompanying drawing 2 is that the antivacuum thermal-collecting tube of parabolic cylinder is to day collector structure schematic diagram.
Accompanying drawing 3 is that non-glass parabolic cylinder vacuum heat collection pipe is to day collector structure schematic diagram.
Accompanying drawing 4 is a glass parabolic cylinder vacuum heat collection pipe cross-sectional view.
Accompanying drawing 5 is the antivacuum thermal-collecting tube cross-sectional view of parabolic cylinder.
In accompanying drawing 1,1 be hose connector, 2 for bearing, 3 for to day alignment sensor, 4 for the signal wire harness, 5 for endothermic tube, 6 for the parabolic cylinder thermal-collecting tube, 7 for glass inner tube, 8 for follow the tracks of the control transmission device, 9 for driving wheel, 10 for hand crank, 11 for liquid circulation pump, 12 for support, 13 for synchronizing wheel, 14 for band synchronously, 15 for end cap, 16 for cooling water inlet, 17 for the water purification circulating pump, 18 for hot water outlet, 19 for check-valves, 20 for water tank, 21 for heat exchanger, 22 for the fluid injection jar, 23 for power line, 24 for solar sensor.
In accompanying drawing 2, except that having saved glass inner tube 7, all the other structures are identical with accompanying drawing 1.
In accompanying drawing 3,25 is that pipe in the cylinder, 26 is the cylinder outer tube, and all the other structures are identical with accompanying drawing 2.
In accompanying drawing 4,6 is that parabolic cylinder thermal-collecting tube, 7 is that glass inner tube, 27 is planar lens, 28 parabolic reflectors.
In accompanying drawing 5,29 parabolic tubing string walls, 30 are that heat-insulation layer, 31 reflectings surface, 32 are euphotic cover plate.
The specific embodiment
Embodiment 1, present embodiment glass parabolic cylinder vacuum heat collection pipe to day heat collector be to realize like this, see accompanying drawing 4 and accompanying drawing 1, parabolic cylinder thermal-collecting tube 6 that glass parabolic cylinder vacuum heat collection pipe is made by glass and glass inner tube 7 are formed, parabolic cylinder thermal-collecting tube 6 is surrounded by planar lens 27 and parabolic tubing string, and glass inner tube 7 is tubular pillar (or tubular pillar and dull and stereotyped tubing strings that surrounded).Plate reflectorized material at parabolic cylinder thermal-collecting tube 6 outer surfaces or inner surface, make parabolic reflector 28.The interlayer that glass inner tube 7 and parabolic cylinder thermal-collecting tube are 6 is sealed at both ends, and interlayer is a vacuum.The focal line of the axis of glass inner tube 7 and parabolic cylinder thermal-collecting tube coincides.
Endothermic tube 5 places on glass inner tube 7 axis, and end cap 15 is fixed together endothermic tube and glass parabolic cylinder vacuum heat collection pipe, and each parabolic cylinder vacuum heat collection pipe is installed on the support 12 by bearing 2.Be provided with synchronizing wheel 13 on each parabolic cylinder vacuum heat collection pipe, each synchronizing wheel 13 usefulness is with 14 to link to each other synchronously, and driving wheel 9 and synchronizing wheel 13 are by band transmission synchronously.Driving wheel 9 is controlled by following the tracks of control transmission device 8, on support 12, be provided with solar sensor 24, solar sensor 24 can be judged and has or not sunshine, on planar lens, vertically installed one to day alignment sensor 3, to day alignment sensor 3 can judge whether vertical incidence of daylight, signal wire harness 4 with solar sensor 24 and to day alignment sensor 3 signal be transferred to and follow the tracks of control transmission device 8.Following the tracks of control transmission device 8 joins by power line 23 and power supply.
Endothermic tube 5 two ends link to each other with hose connector 1, and hose connector 1 joins with circulation line, serial connection liquid circulation pump 11 in the circulation line, circulation line links to each other with heat exchanger, on circulation line, be provided with fluid injection jar 22, contain circulation fluid in the fluid injection jar, circulation fluid can be with deionized water or anti-icing fluid.
The path (promptly being exactly each parts order of connection) of water purification circulation is: water tank 20---check-valves 19---water purification circulating pump 17---heat exchanger 21---water tank 20.Water tank 20, check-valves 19, water purification circulating pump 17 can be placed with the heat collector split, are placed on indoor.Heat exchanger 21 is placed on the high position of support.
When using water purification, the path that water purification is flowed through is: cooling water inlet 16---heat exchanger 21---water tank 20---hot water outlet 18.
Be connected to check-valves 19 between cooling water inlet 16 and hot water outlet 18, check-valves 19 provides path for the water purification circulation, and when using water purification, check-valves 19 has cut off the pipeline between cooling water inlet 16 and the hot water outlet 18 again.
The utility model course of work is: when arranged sunshine, solar sensor 24 has sent the signal at sunshine, by signal wire harness 4 signal is passed to tracking control transmission device 8, follow the tracks of control actuator drives driving wheel 9 by rotating that positive and negative both direction replaces, by being with 14 transmissions synchronously, synchronizing wheel 13 is done to rotate synchronously.Under the drive of synchronizing wheel, thermal-collecting tube carries out oscillatory scanning, when swinging to planar lens 27 with the daylight vertical direction, to day alignment sensor 3 send daylight vertical irradiation signal, this signal passes to by signal wire harness 4 and follows the tracks of control transmission device 8, and driving wheel 9 stops operating.When oblique fire takes place in sun skew, to day alignment sensor 3 startup synchronizing wheel tracking automatically, till the daylight vertical incidence.All the time according to situation under, driving wheel does not rotate.On tracking control transmission device 8, be provided with hand crank 10, can make the parabolic cylinder thermal-collecting tube towards the sun by artificial adjustment hand crank.Manual adjustments is applicable to window formula or the civilian parabolic cylinder heat collector of wall-hanging.
The light of vertical incidence shines on the parabolic reflector 28 after seeing through planar lens, after reflection, reverberation focuses on the straight line (focal line), and impinge perpendicularly on the surface of glass inner tube 7, endothermic tube is heated, endothermic tube passes to the interior circulation fluid of pipe rapidly with heat, and the heat transferred water purification, heated water purification is stored in the water tank circulation fluid in heat exchanger.For improving firing rate, can open liquid circulation pump and water purification circulating pump forced circulation, in normal circumstances, ON cycle pump not, heat exchanger is placed on a high position, the circulation fluid Natural Circulation makes the water purification heat temperature raising in the heat exchanger, when water, enter into the cold water of heat exchanger, hot water in the heat exchanger is squeezed in the water tank, and hot water flows out from the hot water outlet of water tank, as long as a water consumption is less than the volume of heat exchanger and the time interval long enough of twice water, be enough to make water temperature in the heat exchanger to be elevated to the temperature of requirement in the time interval, the water that enters in the water tank is hot water.For the user that electric heater is arranged, the utility model can with the shared water tank of electric heater.The novel auxiliary thermal source that can be used as electric heater of this use.
Embodiment 2 be the antivacuum thermal-collecting tube of parabolic cylinder to the day heat collector, this embodiment has saved glass inner tube 7, endothermic tube 5 places on the focal line of parabolic reflector.Can adopt glass parabolic cylinder thermal-collecting tube, or adopt the antivacuum thermal-collecting tube of parabolic cylinder.Other structures are identical with work implementation procedure and embodiment 1.
Embodiment 3 be non-glass parabolic cylinder vacuum heat collection pipe to the day heat collector, this embodiment is provided with the cylinder vacuum tube in the antivacuum thermal-collecting tube of the parabolic cylinder shown in the accompanying drawing 5.As shown in Figure 5, parabolic tubing string wall 29, heat-insulation layer 30, reflecting surface 31, the euphotic cover plate 32 made by plastics or metallic plate of the antivacuum thermal-collecting tube of parabolic cylinder formed.Place the cylindrical glass vacuum tube within it in the portion, the cylindrical glass vacuum tube is made up of pipe 25 and cylinder outer tube 26 in the cylinder.Other structures of this embodiment are identical with embodiment 2 with the course of work.

Claims (6)

1 one kinds of utility model parabolic cylinderes to day heat collector be by hose connector (1), bearing (2), to day alignment sensor (3), signal wire harness (4), endothermic tube (5), parabolic cylinder thermal-collecting tube (6), glass inner tube (7), follow the tracks of control transmission device (8), driving wheel (9), hand crank (10), liquid circulation pump (11), support (12), synchronizing wheel (13), be with synchronously (14), end cap (15), cooling water inlet (16), water purification circulating pump (17), hot water outlet (18), check-valves (19), water tank (20), heat exchanger (21), fluid injection jar (22), power line (23) and solar sensor (24) are formed, it is characterized in that endothermic tube is arranged on the focal line of parabolic cylinder thermal-collecting tube, follow the tracks of control transmission device and each parabolic cylinder thermal-collecting tube and be provided with driving wheel, synchronizing wheel and synchronous band.
2 parabolic cylinderes according to claim 1 are to the day heat collector, it is characterized in that the parabolic cylinder thermal-collecting tube is made up of planar lens and parabolic reflector, inside is provided with glass inner tube, the axis of glass inner tube 7 and the focal line of parabolic reflector coincide, inside and outside two tubing string interlayers are vacuum, parabolic reflector can be made of plastics or sheet metal, and inner surface is a mirror surface, outer surface covering and heat insulating layer.
3 parabolic cylinderes according to claim 1 are to the day heat collector, it is characterized in that endothermic tube makes with good heat conducting material.
4 parabolic cylinderes according to claim 1 is characterized in that to the day heat collector solar sensor is positioned on the support, to day alignment sensor be installed in parabolic cylinder on the planar lens of day thermal-collecting tube.
5 parabolic cylinderes according to claim 1 is characterized in that being provided with liquid circulation pump between heat exchanger and the endothermic tube to the day heat collector, are provided with the water purification circulating pump between heat exchanger and the water tank.
6 parabolic cylinderes according to claim 1 is characterized in that being connected to check-valves between cooling water inlet and hot water outlet to the day heat collector, and water tank and parabolic cylinder are placed to day heat collector split.
CNU2005200893972U 2005-02-18 2005-02-18 Parabolic cylinder sun-facing heat collector Expired - Fee Related CN2797975Y (en)

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CNU2005200893972U CN2797975Y (en) 2005-02-18 2005-02-18 Parabolic cylinder sun-facing heat collector

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Application Number Priority Date Filing Date Title
CNU2005200893972U CN2797975Y (en) 2005-02-18 2005-02-18 Parabolic cylinder sun-facing heat collector

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CN2797975Y true CN2797975Y (en) 2006-07-19

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101453178A (en) * 2007-12-08 2009-06-10 庞怡 Solar energy device for electricity and heating
CN103471261A (en) * 2013-09-05 2013-12-25 江苏中冶能源设备制造有限公司 Solar water heater
CN104006552A (en) * 2013-02-27 2014-08-27 海尔集团公司 Solar water heater with independent heat exchange module
CN104571146A (en) * 2014-12-29 2015-04-29 黑龙江农业工程职业学院 Solar light energy directed reflection equipment capable of realizing matrix parallel type two-degree-of-freedom rotation
CN111121308A (en) * 2019-12-27 2020-05-08 肇庆学院 Process system for heating secondary copper sulfide ore leaching solution by using solar energy
CN111994984A (en) * 2020-08-28 2020-11-27 嵊州市慧洁日用品有限公司 Self-adaptive solar water purifier

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101453178A (en) * 2007-12-08 2009-06-10 庞怡 Solar energy device for electricity and heating
CN104006552A (en) * 2013-02-27 2014-08-27 海尔集团公司 Solar water heater with independent heat exchange module
CN103471261A (en) * 2013-09-05 2013-12-25 江苏中冶能源设备制造有限公司 Solar water heater
CN104571146A (en) * 2014-12-29 2015-04-29 黑龙江农业工程职业学院 Solar light energy directed reflection equipment capable of realizing matrix parallel type two-degree-of-freedom rotation
CN111121308A (en) * 2019-12-27 2020-05-08 肇庆学院 Process system for heating secondary copper sulfide ore leaching solution by using solar energy
CN111994984A (en) * 2020-08-28 2020-11-27 嵊州市慧洁日用品有限公司 Self-adaptive solar water purifier

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C19 Lapse of patent right due to non-payment of the annual fee
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