CN108426379A - A kind of solar water heater of the auxiliary heat of air - Google Patents

A kind of solar water heater of the auxiliary heat of air Download PDF

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Publication number
CN108426379A
CN108426379A CN201810288352.XA CN201810288352A CN108426379A CN 108426379 A CN108426379 A CN 108426379A CN 201810288352 A CN201810288352 A CN 201810288352A CN 108426379 A CN108426379 A CN 108426379A
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CN
China
Prior art keywords
air
tube
glass
solar
pipe
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201810288352.XA
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Chinese (zh)
Inventor
张维平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuzhou Wei Da Da Electronic Technology Co Ltd
Original Assignee
Fuzhou Wei Da Da Electronic Technology Co Ltd
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Publication date
Application filed by Fuzhou Wei Da Da Electronic Technology Co Ltd filed Critical Fuzhou Wei Da Da Electronic Technology Co Ltd
Priority to CN201810288352.XA priority Critical patent/CN108426379A/en
Publication of CN108426379A publication Critical patent/CN108426379A/en
Withdrawn legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems

Abstract

The invention discloses a kind of solar water heaters of the auxiliary heat of air, including solar thermal collector, cold water storage cistern, boiler and holder, the solar thermal collector includes frame and the solar energy heat collection pipe of more side by side parallel being arranged in frame arrangement, the frame includes the side plate of top plate and bottom plate and both sides, in the top plate jack for across the solar energy heat collection pipe corresponding with being provided on bottom plate, it is provided in each described jack and the matched sleeve gasket of the solar energy heat collection pipe.

Description

A kind of solar water heater of the auxiliary heat of air
Technical field
The present invention relates to field of solar energy, and in particular to a kind of solar water heater of the auxiliary heat of air.
Background technology
Since oil price is unstable and the limitation etc. of climate change agreement, the importance of new regenerative resource become larger.It can be again The raw energy includes solar heat, sunlight, biomass energy, wind-force, small power station, underground heat, ocean energy and waste energy etc., and new energy Source includes fuel cell, liquefaction coal, gasification coal and Hydrogen Energy.Problem is sent out from new regenerative resource, particularly sunlight The cost of electricity is not up to the power grid par for the cost for being equal to traditional thermal power generation using fossil fuel.But with technology Progress is persistently reduced from the solar thermal power generation of the solar thermal power generation in new regenerative resource in cost of electricity-generating, and Generating efficiency is being gradually increased.
Solar energy is converted into thermal energy and relies primarily on heat collector.At present solar thermal collector mainly have vacuum tube collector, Three kinds of heat pipe collector and vacuum flat plate collector.
The solar thermal collector of existing domestic solar water heater, during flowing in evacuated collector tube by water Heat is absorbed, however, in winter or rainy weather, shining upon deficiency, then the water temperature be easy to causeing in solar water heater Deficiency, it is impossible to meet user hot water demands;Meanwhile single mode by flow absorbs solar heat in evacuated collector tube Coolant-temperature gage cannot be then set to rise to enough temperature, water temperature cannot be met the requirements, then influence use demand;In addition, in winter, too The back of the body sun side of solar energy vacuum thermal-collecting tube is easy temperature and is below the freezing point temperature and generates frosting or icing, bursting by freezing solar energy vacuum heat collecting Pipe, increases it and bursts risk.
Invention content
The purpose of the present invention is that water flow medium temperature rise is slow in the thermal-collecting tube in order to solve solar thermal collector, connects Continuous property is insufficient and the lower technological deficiency of solar vacuum heat-collecting pipe safety, provides a kind of solar water of the auxiliary heat of air Device solves above-mentioned technical problem, to meet the growing expectation to good life of people.
To achieve the above object, the present invention provides following technical schemes:
The solar water heater of the auxiliary heat of a kind of air provided by the invention, which is characterized in that including solar thermal collector, cold Water tank, boiler and holder, the solar thermal collector include that frame and be arranged in the frame more put down side by side The solar energy heat collection pipe of row arrangement, the frame includes the side plate of top plate and bottom plate and both sides, is set on bottom plate in the top plate It is equipped with the corresponding jack for across the solar energy heat collection pipe, is provided in each described jack and the sun The energy matched sleeve gasket of thermal-collecting tube, on the bracket, the cold water storage cistern is located at institute for the frame setting of the solar thermal collector The lower end of holder is stated, the boiler is located at the upper end of the holder, and the solar energy heat collection pipe of the solar thermal collector enters Mouth connects the cold water storage cistern, and the outlet of the solar vacuum heat-collecting pipe connects the boiler;
The each solar energy heat collection pipe is double-layer structure comprising outer glass pipe and inner glass tube, the interior glass Circulate aqueous medium in glass pipe, and the outer glass pipe is set in the outer end of the inner glass tube, the both ends sealing of the outer glass pipe It is welded on the both ends outer wall of the inner glass tube, the outer glass pipe is made of at least two arc glass outer tubes, institute It includes being located at the cross section of southern exposure side for semicircular arc glass outer tube one and positioned at the back of the body to state two arc glass outer tubes The cross section of positive side is semicircular arc glass outer tube two, and arc glass outer tube one is mutually right with arc glass outer tube two It connects and constitutes the outer glass pipe, be respectively formed and connect at arc glass outer tube one and the position of arc glass outer tube two being connected to each other Seam, seam crossing outer glass tube described in each is fitted closely with the glass inner tube, in the arc glass outer tube one and institute It states and forms interlayer space one between inner glass tube, the interlayer space one is closed at both ends and vacuumizes to form vacuum interlayer, in institute Formation interlayer space two between arc glass outer tube two and the inner glass tube is stated, each described seam crossing is provided with one Tubule is heated along the air that the axis direction of the solar energy heat collection pipe mutually extends, the sky of each air heating tubule Gas entrance is located at the upper end of the solar energy heat collection pipe, and the air outlet slit of the air heating tubule is located at the solar energy heating The lower end of pipe, and the air outlet slit is connected by air bend pipe with the interlayer space two, the interlayer space two it is upper It brings out mouth to be inserted into the boiler, is provided in the boiler and is connected with the upper end outlet of the interlayer space two Air hose is provided with multiple air holes on the air hose, and the outlet end of the air hose is located at the hot water The bottom of case is provided with an electrically heated rod in each air heating tubule, and the electrically heated rod is spiral shape Electrically heated rod;
The air intake is provided with air blower, the entrance of the air blower is connected to the surrounding air, the drum The air intake that tubule is heated in the outlet of wind turbine by part flow arrangement with air described in each respectively is connected, empty in institute's interlayer Between the inner glass tube in two outer wall on be provided with the more axis directions along the solar vacuum heat-collecting pipe and extend Groove, extend parallel to each other between more grooves, each groove concaves towards in the inner glass tube, described in each Spaced set has multiple air jet orifices in groove, and non-return mechanism is provided in the air jet orifices.
Preferably, the cross sectional dimensions of each air jet orifices from the interlayer space two into the inner glass tube It tapers into.
Preferably, the more electrical heating pair sticks are arranged symmetrically on the electrically heated rod.
Preferably, the power supply outside the electrically heated rod connection, the electrically heated rod are electrically connected controller, and by the control Device control processed.
Advantageous effect is:
(1) form vacuum interlayer between the arc glass outer tube one and the inner glass tube, then it can be as far as possible Day side absorbs solar heat and prevents heat loss, improves its collecting efficiency;
(2) interlayer space two is formed between the arc glass outer tube two and the inner glass tube, in interlayer space two More grooves are inside provided with, air flue is formed, the folder is entered by hot-air of the air heating channel after heating It in sheaf space two, flows, is constantly sprayed by the more grooves, and via the air jet orifices in the groove from bottom to top Enter in the inner glass tube, the penetrating of one side hot-air carries out flow-disturbing to the water flow medium in inner glass tube and on the other hand takes Hot-air with heat and water flow medium direct contact heat transfer, transfer heat to the water flow medium, improve its temperature;
(3) each described seam crossing is provided with what an axis direction along the solar energy heat collection pipe mutually extended Air heats tubule, constantly absorbs cold air from environment by air blower, and makes it into air heating channel, by described Electrically heated rod in air heating channel heats it, and the lower part outlet that channel is heated from the air then blows out hot-air And enter in the interlayer space two, it is described solar energy evacuated in northern cold winter since air heats the presence in channel The positive side of the back of the body of thermal-collecting tube always with the warming of air heating channel, in hot-air presence prevent the icing in winter with And bursting by freezing, improve its safety and weatherability.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram of the solar water heater of the present invention;
Fig. 2 is the structural schematic diagram of any solar energy heat collection pipe of the present invention.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, technical scheme of the present invention will be carried out below Detailed description.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, those of ordinary skill in the art are obtained all without making creative work Other embodiment belongs to the range that the present invention is protected.
Shown in Fig. 1-Fig. 2, a kind of solar water heater of the auxiliary heat of air provided by the invention, which is characterized in that packet Solar thermal collector 1, cold water storage cistern 2, boiler 3 and holder 4 are included, the solar thermal collector 1 includes that frame 5 and setting exist The solar energy heat collection pipe 6 of more side by side parallel arrangement in the frame 5, the frame 5 include top plate 7, bottom plate 8 and both sides Side plate 9, the top plate 7 it is corresponding with being provided on bottom plate 8 for across the solar energy heat collection pipe 6 jack 10, Be provided in each described jack 10 with 6 matched sleeve gasket (not shown) of the solar energy heat collection pipe, it is described too The frame 5 of positive energy heat collector 1 is arranged on the holder 4, and the cold water storage cistern 2 is located at the lower end of the holder 4, the boiler 3 are located at the upper end of the holder 4, and the entrance of the solar energy heat collection pipe 6 of the solar thermal collector 1 connects the cold water storage cistern 2, institute The outlet for stating solar energy heat collection pipe 6 connects the boiler 3;
The each solar energy heat collection pipe 6 is double-layer structure comprising outer glass pipe and inner glass tube 11, it is described interior Circulate in glass tube 11 aqueous medium, and the outer glass pipe is set in the outer end of the inner glass tube 11, and the two of the outer glass pipe End sealing is welded on the both ends outer wall of the inner glass tube 11, and the outer glass pipe is by least two arc glass outer tubes Constitute, described two arc glass outer tubes include positioned at southern exposure side cross section be semicircular arc glass outer tube 1 with And positioned at the cross section of the positive side of the back of the body it is semicircular arc glass outer tube 2 13, arc glass outer tube 1 and arc glass Outer tube 2 12, which is mutually butted, constitutes the outer glass pipe, and arc glass outer tube 1 and arc glass outer tube 2 13 are connected to each other Seam 14 is respectively formed at position, outer glass tube is fitted closely with the glass inner tube 11 at seam 14 described in each, Interlayer space 1, one 15 both ends of the interlayer space are formed between the arc glass outer tube 1 and the inner glass tube 11 It closes and vacuumizes to form vacuum interlayer, it is empty to form interlayer between the arc glass outer tube 2 13 and the inner glass tube 11 Between 2 16, be provided with what an axis direction along the solar energy heat collection pipe 6 mutually extended at each described seam 14 Air heats tubule 17, and the air intake 18 of each air heating tubule 17 is located at the upper of the solar energy heat collection pipe 6 The air outlet slit 19 at end, the air heating tubule 17 is located at the lower end of the solar energy heat collection pipe 6, and the air outlet slit 19 It is connected with the interlayer space 2 16 by air bend pipe 20, the upper end outlet of the interlayer space 2 16 is inserted into the hot water In case 3, the air hose 21 being connected with the upper end outlet of the interlayer space 2 16, institute are provided in the boiler 3 It states and is provided with multiple air hole (not shown) on air hose 21, and the outlet end of the air hose 21 is located at the hot water The bottom of case 3 is provided with an electrically heated rod (not shown), the electrical heating in each air heating tubule 17 Stick is spiral shape electrically heated rod;
The air intake 18 is provided with air blower 23, the entrance of the air blower 23 is connected to the surrounding air, Heat 18 phase of air intake of tubule 17 with air described in each respectively by part flow arrangement 24 in the outlet of the air blower 23 It connects, more is provided with along the solar energy evacuated collection on the outer wall of the inner glass tube 11 in institute's interlayer space 2 16 The groove 25 that the axis direction of heat pipe extends extends parallel to each other between more grooves 25, and each groove 25 concaves towards institute It states in inner glass tube, spaced set has multiple air jet orifices (not shown), the air spray in each groove 25 Non-return mechanism is provided in hole.
Preferably, the cross sectional dimensions of each air jet orifices from the interlayer space two into the inner glass tube It tapers into.
Preferably, the power supply outside the electrically heated rod connection, the electrically heated rod are electrically connected controller, and by the control Device control processed.
Advantageous effect is:
(1) form vacuum interlayer between the arc glass outer tube one and the inner glass tube, then it can be as far as possible Day side absorbs solar heat and prevents heat loss, improves its collecting efficiency;
(2) interlayer space two is formed between the arc glass outer tube two and the inner glass tube, in interlayer space two More grooves are inside provided with, air flue is formed, the folder is entered by hot-air of the air heating channel after heating It in sheaf space two, flows, is constantly sprayed by the more grooves, and via the air jet orifices in the groove from bottom to top Enter in the inner glass tube, the penetrating of one side hot-air carries out flow-disturbing to the water flow medium in inner glass tube and on the other hand takes Hot-air with heat and water flow medium direct contact heat transfer, transfer heat to the water flow medium, improve its temperature;
(3) each described seam crossing is provided with what an axis direction along the solar energy heat collection pipe mutually extended Air heats tubule, constantly absorbs cold air from environment by air blower, and makes it into air heating channel, by described Electrically heated rod in air heating channel heats it, and the lower part outlet that channel is heated from the air then blows out hot-air And enter in the interlayer space two, it is described solar energy evacuated in northern cold winter since air heats the presence in channel The positive side of the back of the body of thermal-collecting tube always with the warming of air heating channel, in hot-air presence prevent the icing in winter with And bursting by freezing, improve its safety and weatherability.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.

Claims (4)

1. a kind of solar water heater of the auxiliary heat of air, which is characterized in that including solar thermal collector, cold water storage cistern, boiler with And holder, the solar thermal collector include frame and the solar energy of more side by side parallel being arranged in frame arrangement Thermal-collecting tube, the frame include the side plate of top plate and bottom plate and both sides, in top plate use corresponding with being provided on bottom plate In the jack across the solar energy heat collection pipe, it is provided in each described jack and is matched with the solar energy heat collection pipe Sleeve gasket, the solar thermal collector frame setting on the bracket, the cold water storage cistern is located at the lower end of the holder, institute The upper end that boiler is located at the holder is stated, the entrance of the solar energy heat collection pipe of the solar thermal collector connects the cold water The outlet of case, the solar vacuum heat-collecting pipe connects the boiler;
The each solar energy heat collection pipe is double-layer structure comprising outer glass pipe and inner glass tube, the inner glass tube Interior circulation aqueous medium, the outer glass pipe are set in the outer end of the inner glass tube, the both ends sealing welding of the outer glass pipe On the both ends outer wall of the inner glass tube, the outer glass pipe is made of at least two arc glass outer tubes, and described two A arc glass outer tube includes the cross section positioned at southern exposure side for semicircular arc glass outer tube one and positioned at back of the body sun one The cross section of side is semicircular arc glass outer tube two, and arc glass outer tube one is mutually butted structure with arc glass outer tube two At the outer glass pipe, it is respectively formed seam at arc glass outer tube one and the position of arc glass outer tube two being connected to each other, Seam crossing outer glass tube described in each is fitted closely with the glass inner tube, in the arc glass outer tube one and the interior glass Interlayer space one is formed between glass pipe, the interlayer space one is closed at both ends and vacuumizes to form vacuum interlayer, in the arc Interlayer space two is formed between outer glass tube two and the inner glass tube, and one is provided with along institute in each described seam crossing State the air heating tubule that the axis direction of solar energy heat collection pipe mutually extends, the air intake of each air heating tubule Positioned at the upper end of the solar energy heat collection pipe, the air outlet slit of the air heating tubule is located under the solar energy heat collection pipe End, and the air outlet slit is connected by air bend pipe with the interlayer space two, the upper end outlet of the interlayer space two It is inserted into the boiler, it is soft that the air being connected with the upper end outlet of the interlayer space two is provided in the boiler It manages, is provided with multiple air holes on the air hose, and the outlet end of the air hose is located at the bottom of the boiler Portion is provided with an electrically heated rod in each air heating tubule, and the electrically heated rod is spiral shape electrical heating Stick;
The air intake is provided with air blower, the entrance of the air blower is connected to the surrounding air, the air blower Outlet by part flow arrangement respectively with described in each air heating tubule air intake be connected, in institute's interlayer space two The recessed of the more axis direction extensions along the solar vacuum heat-collecting pipe is provided on the outer wall of the interior inner glass tube Slot extends parallel to each other between more grooves, and each groove concaves towards in the inner glass tube, in each groove Interior spaced set has multiple air jet orifices, and non-return mechanism is provided in the air jet orifices.
2. the solar water heater of the auxiliary heat of air according to claim 1, the cross section ruler of each air jet orifices It is very little to be tapered into from the interlayer space two into the inner glass tube.
3. the solar water heater of the auxiliary heat of air according to claim 1, the more electrical heating pair sticks add in the electricity It is arranged symmetrically on hot pin.
4. the solar water heater of the auxiliary heat of air according to claim 1, the power supply outside the electrically heated rod connection, institute Electrically heated rod electrical connection controller is stated, and is controlled by the controller.
CN201810288352.XA 2018-04-03 2018-04-03 A kind of solar water heater of the auxiliary heat of air Withdrawn CN108426379A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109458740A (en) * 2018-12-05 2019-03-12 广州中国科学院工业技术研究院 A kind of solar vacuum heat-collecting pipe and its heat collecting method

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2640573A1 (en) * 1976-09-09 1978-03-16 Anni Eggert Air purification appts. for use with solar energy store - comprises water condenser and waste gas removing filter supported by light gas in surrounding pipes
SU1366810A2 (en) * 1986-04-08 1988-01-15 Центральный Научно-Исследовательский Институт Механизации И Электрификации Сельского Хозяйства Нечерноземной Зоны Ссср Inflatable solar collector
BE1011048A6 (en) * 1997-03-17 1999-04-06 Descy Gilbert Gaetan Solar absorber with embossed hydraulic channel creating a low turbulent flow
DE10338483A1 (en) * 2003-08-21 2005-03-17 Sola.R Jena Gmbh Solar collector has vortex device to stir up heat carrier fluid as it flows through absorber to absorb absorption heat for better heat transfer
CN1869541A (en) * 2006-06-23 2006-11-29 戴文育 Double heat conductive solar water heater
TW200928252A (en) * 2007-12-28 2009-07-01 Univ Far East Forced circulation type solar water heater
TW200928250A (en) * 2007-12-28 2009-07-01 Univ Far East Forced circulation type solar heat-collector
CN202581851U (en) * 2012-03-16 2012-12-05 洛阳市春帆光能设备有限公司 Air heat conduction type flat solar water heater
CN103216951A (en) * 2013-04-12 2013-07-24 沈阳建筑大学 Method and device for utilizing solar energy by using dual mediums in dual modes
CN206247821U (en) * 2016-11-09 2017-06-13 广东五星太阳能股份有限公司 A kind of pair of medium solar energy drying steam generator system

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2640573A1 (en) * 1976-09-09 1978-03-16 Anni Eggert Air purification appts. for use with solar energy store - comprises water condenser and waste gas removing filter supported by light gas in surrounding pipes
SU1366810A2 (en) * 1986-04-08 1988-01-15 Центральный Научно-Исследовательский Институт Механизации И Электрификации Сельского Хозяйства Нечерноземной Зоны Ссср Inflatable solar collector
BE1011048A6 (en) * 1997-03-17 1999-04-06 Descy Gilbert Gaetan Solar absorber with embossed hydraulic channel creating a low turbulent flow
DE10338483A1 (en) * 2003-08-21 2005-03-17 Sola.R Jena Gmbh Solar collector has vortex device to stir up heat carrier fluid as it flows through absorber to absorb absorption heat for better heat transfer
CN1869541A (en) * 2006-06-23 2006-11-29 戴文育 Double heat conductive solar water heater
TW200928252A (en) * 2007-12-28 2009-07-01 Univ Far East Forced circulation type solar water heater
TW200928250A (en) * 2007-12-28 2009-07-01 Univ Far East Forced circulation type solar heat-collector
CN202581851U (en) * 2012-03-16 2012-12-05 洛阳市春帆光能设备有限公司 Air heat conduction type flat solar water heater
CN103216951A (en) * 2013-04-12 2013-07-24 沈阳建筑大学 Method and device for utilizing solar energy by using dual mediums in dual modes
CN206247821U (en) * 2016-11-09 2017-06-13 广东五星太阳能股份有限公司 A kind of pair of medium solar energy drying steam generator system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109458740A (en) * 2018-12-05 2019-03-12 广州中国科学院工业技术研究院 A kind of solar vacuum heat-collecting pipe and its heat collecting method

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