CN202339022U - Tube-sheet-focusing type solar heat-tube heat collector - Google Patents

Tube-sheet-focusing type solar heat-tube heat collector Download PDF

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Publication number
CN202339022U
CN202339022U CN2011203999546U CN201120399954U CN202339022U CN 202339022 U CN202339022 U CN 202339022U CN 2011203999546 U CN2011203999546 U CN 2011203999546U CN 201120399954 U CN201120399954 U CN 201120399954U CN 202339022 U CN202339022 U CN 202339022U
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CN
China
Prior art keywords
heat
tube
header
type
type solar
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Expired - Fee Related
Application number
CN2011203999546U
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Chinese (zh)
Inventor
王思通
吴洪涛
王家俊
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ANHUI DUODA WANJING NEW ENERGY Co Ltd
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ANHUI DUODA WANJING NEW ENERGY Co Ltd
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Priority to CN2011203999546U priority Critical patent/CN202339022U/en
Application granted granted Critical
Publication of CN202339022U publication Critical patent/CN202339022U/en
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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 utility model discloses a tube-sheet-focusing type solar heat-tube heat collector. The tube-sheet-focusing type solar heat-tube heat collector comprises a sealed box body, an upper header, a heat-collecting unit and a lower header, wherein the sealed box body consists of a base and a transparent cover plate, and the upper header, the heat-collecting unit and the lower header are arranged in the box body; the upper header and the lower header are respectively connected with the upper end and the lower end of the heat-collecting unit in a sealing manner; the heat-collecting unit comprises a plurality of gravity type heat tubes and corrugated reflective plates; each corrugated segment of the corrugated reflective plates is of a parabolic cylindrical focusing type; and the gravity type heat tubes are arranged on the focusing cylindrical axial lines of the corrugated segments of the corrugated reflective plates. The tube-sheet-focusing type solar heat-tube heat collector has the characteristics of high light-heat conversion efficiency, high heating speed, stable thermal performance, safety in use, and all-weather application, such as seismic resistance, impact resistance and frost resistance.

Description

Tube sheet focus type solar energy pipe heat collector
Technical field:
The utility model relates to a kind of tube sheet focus type solar energy pipe heat collector.
Background technology:
Solar energy is inexhaustible clean energy resource.The form of current development and use solar energy mainly contains solar thermal utilization and photovoltaic utilization.
Solar thermal utilization is to convert solar energy into heat energy through solar thermal collector, is used for producing and sphere of life thereby obtain hot water.Major product has " closing-sunning type domestic solar water heater ", " tube-plate solar heater " and " vacuum tubular glass solar collector " etc.Current; The passive solarenergy water heater is progressively replaced by tube-sheet type and two kinds of solar water heaters of glass vacuum tube type; But the tube-plate solar heater is poor because of its resistance to frost; The easy freezing up of heat collector tube bank is broken and cold by market, and the glass-vacuum tube water heater also has its shortcoming, and promptly shock resistance and shock resistance are relatively poor.
Summary of the invention:
For overcoming the defective of prior art; The purpose of the utility model is to provide a kind of tube sheet focus type solar energy pipe heat collector, uses efficient heat-collecting element gravity type heat pipe and the perfect adaptation of parabolic type cylindrical focusing reflecting plate in order to replace thermal-arrest core-tube bank and the fin among the tube-plate solar heater; Guarantee that with gripper shoe gravity type heat pipe is in the axis high-temperature region of parabolic type cylindrical focusing reflecting plate; Keep cover plate and gravity type heat pipe to keep optimum photo-thermal conversion distance with grid reinforcing rib, and retrain the casing inner air convection and reduce the cover plate radiation loss; Wide spectrum heat absorbing coating and composite heat-insulating layer can improve the photo-thermal conversion range and reduce heat waste.The utility model is a kind of novel, efficient, round-the-clock tube-sheet type solar thermal collector, and it is freeze proof shock-resistant to have a winter protection, quick heating good heat insulating, the high outstanding advantage of photo-thermal conversion efficiency.
The utility model technical solution problem adopts following technical scheme:
Tube sheet focus type solar energy pipe heat collector; Comprise the seal case that constitutes by base and transparent cover plate and be located at upper header, thermal-arrest unit and the lower collecting box in the casing; Said upper header and lower collecting box are sealedly connected on the upper end and the lower end of said thermal-arrest unit respectively; Said thermal-arrest unit comprises gravity type heat pipe and ripple reflecting plate; Each bellows segment of said ripple reflecting plate is a parabolic type cylindrical focusing type, and a plurality of said gravity type heat pipes are on the focusing cylindrical axis of each bellows segment of said ripple reflecting plate.
The design feature of the utility model also is:
Be provided with in the said upper header and the said gravity type heat pipe cover that dispels the heat one to one, the condensation end of said each gravity type heat pipe is bonded in the said heat radiation cover.
Be provided with composite heat-insulating layer in the said base, comprise the glass base plate and the fiberglass packing that contacts with said ripple reflecting plate of bottom, between said glass base plate and said fiberglass packing, be provided with polyurethane foam board.
In said casing, be provided with a plurality of gripper shoes and said gravity type heat pipe is formed support, so that each gravity type heat pipe is on the focusing cylindrical axis of each bellows segment of said ripple reflecting plate all the time.
Inner face at said transparent cover plate is provided with the grid type reinforcement.
Compared with present technology, the beneficial effect of the utility model is embodied in:
1, gravity type heat pipe is unidirectional heat transfer element, even can not break at the non-dawn of severe cold season gravity type heat pipe itself, also can the heat in the boiler derive not scattered and not disappeared, and has avoided the board-like solar thermal collector of common tube winter by the danger of bursting by freezing.
2, every gravity type heat pipe all places on the parabolic type cylindrical focusing reflecting plate corresponding focus axle, and focus temp is high, the heat pipe quick heating, and corresponding heat collector temperature rise is also fast.
3, be coated with on the heat pipe with the wide spectrum heat absorbing coating, even under scattered light and diffused light irradiation, also can obtain desirable Heat-collecting effect.
4, adopt composite heat-insulating layer, both can reduce cost, can prevent the insulation material polycondensation again, subside and lose insulation effect; Base plate is coated with resin with glass fabric simultaneously, both can strengthen base plate strength, can prevent that again rainwater from immersing heat-insulation layer and losing heat-insulating property.
5, heat pipe is positioned on the reflecting plate focus axis, and transparent cover plate and heat pipe spacing keep optimal distance, guarantee that effectively heat collector keeps higher photo-thermal conversion efficiency in lifetime.
6, metal profile is a plurality of intervals with the space segmentation in the casing, is equipped with the grid type reinforcement again and can effectively stops the interior air of casing to flow, thereby reduce the heat loss through convection loss.
Description of drawings:
Fig. 1 is the general assembly front view of the utility model; Fig. 2 is the left view of Fig. 1; Fig. 3 is the A-A cutaway view of Fig. 1; Fig. 4 is the B-B cutaway view of Fig. 2.
Label among the figure: 1 transparent cover plate, 2 upper headers, 3 thermal-arrest unit, 31 gravity type heat pipes, 32 ripple reflecting plates, 4 lower collecting box; 5 heat radiation covers, 6 glass base plates, 7 polyurethane foam boards, 8 fiberglass packings, 9 gripper shoes; 10 grid type reinforcements, 11 tedges, 12 down-comers, 13 right wallboards, 14 left wallboards.
Below pass through the specific embodiment, and combine accompanying drawing that the utility model is described further.
The specific embodiment:
Embodiment: referring to Fig. 1-4; The tube sheet focus type solar energy pipe heat collector of present embodiment comprises the seal case that is made up of base and transparent cover plate 1 and is located at upper header 2, thermal-arrest unit 3 and the lower collecting box 4 in the casing, and upper header 2 and lower collecting box 4 are sealedly connected on the upper end and the lower end of thermal-arrest unit 3 respectively by left and right sidesing wall plate 14,13; In specifically being provided with; Thermal-arrest unit 3 comprises gravity type heat pipe 31 and ripple reflecting plate 32, and ripple reflecting plate 32 can be considered by some bellows segment and constitutes an integral body, and each bellows segment is parabolic type cylindrical focusing type structure; On the axis of the focusing cylinder of each bellows segment, all correspondence is provided with a gravity type heat pipe 31.
Shown in Figure 2, in upper header 2, be provided with and each gravity type heat pipe 31 cover 5 that dispels the heat one to one, the condensation end of each gravity type heat pipe 31 is bonded in the corresponding heat radiation cover 5.
Shown in Figure 4; Base can be considered by base plate, side plate and goes up the cavity that lower collecting box surrounds; Be provided with composite heat-insulating layer in the base, comprise glass base plate 6 that constitutes base plate and the fiberglass packing 8 that contacts with ripple reflecting plate 32 between glass base plate 6 and fiberglass packing 8, being provided with polyurethane foam board 7.
For each gravity type heat pipe 31 is on the focusing cylindrical axis of each bellows segment of ripple reflecting plate 32 all the time; In casing, be provided with 9 pairs of gravity type heat pipes of a plurality of gripper shoes 31 and form support; On the length direction of gravity type heat pipe; Gripper shoe 9 is spaced apart, simultaneously the spatial in the casing is divided into a plurality of cavitys, avoids forming heat loss through convection.
In specifically being provided with, the evaporator section that gravity type heat pipe 31 is exposed to sunlight is coated with the wide spectrum heat absorbing coating, and condensation end is bonded in the heat radiation cover.On the one side of heat pipe, glued joint some crisscross grid type reinforcements 10 at transparent cover plate, in case transparent cover plate flexural deformation when being heated.
In the use; Inject in the casing when sunlight passes transparent cover plate 1, i.e. polished object line style focusing ripple reflecting plate 32 reflexes on the gravity type heat pipe 31 that is positioned on each bellows segment focus axis, and intraductal working medium is heated vaporization; Working substance steam flows into the heat pipe condensation end that is positioned at upper header 2; And steam latent heat is passed to the fluid in the upper header 2 through heat radiation jacket wall and fin thereof through heat radiation cover 5, and hot fluid is derived by the tedge 11 of upper header end, and cold fluid is flowed into by down-comer 12; So constantly circulation is progressively heated the water tank inner cold water.[(so-called press-bearing water tank) water tank predetermined thermal coolant-temperature gage is 70 ℃ when heat collector and storage tank employing secondary heat exchange; When heat collector during to water tank inner fluid direct heat transfer, water temperature can reach more than 95 ℃ in the storage tank]
The utility model heat collector can form the apparatus for heating water by solar energy of different purposes with the boiler flexible combination: can form the wall-hanging domestic solar water heater who is used for skyscraper that heat collector separates with boiler; Can be assembled into monoblock type (be about to upper header expand as water tank) and be used for the domestic solar water heater of tier building; Can be widely used in larger solar heating engineering, be industry, agricultural, food hygiene, food, beverage trade provides hot water.
The utility model is used advanced cumulative, heat transfer element, like gravity type heat pipe, parabolic type cylindrical focusing ripple reflecting plate; The photo-thermal switching mechanism of science is like wide spectrum heat absorbing coating and grid type reinforcement (keeping transparent cover plate and heat pipe optimal distance and reduce the interior air of casing flowing) and compound insulating material; Substitute conventional sensible heat transfer with latent heat transmission efficiently: sunlight passes transparent cover plate and gets into casing; Polished object line style cylinder ripple reflecting plate focuses on the gravity type heat pipe on the focal axis; Heat intraductal working medium rapidly; And make it to vaporize; Working substance steam condensation end through heat radiation cover in upper header constantly the fluid of inflow and outflow transmit heat to discharge the latent heat form, (flowing down along heat pipe wall after the working medium condensation) thus directly or indirectly (secondary heat exchange) produced hot water (the latent heat transmission capacity is than the high one magnitude of sensible heat transfer).Therefore, the utlity model has the photo-thermal conversion efficiency height, programming rate is fast, hot property is stable, the characteristics of safe in utilization, antidetonation, shock resistance, round-the-clock application such as freeze proof.

Claims (5)

1. tube sheet focus type solar energy pipe heat collector; Comprise the seal case that constitutes by base and transparent cover plate (1) and be located at upper header (2), thermal-arrest unit (3) and the lower collecting box (4) in the casing; Said upper header (2) and lower collecting box (4) are sealedly connected on the upper end and the lower end of said thermal-arrest unit (3) respectively; It is characterized in that; Said thermal-arrest unit (3) comprises gravity type heat pipe (31) and ripple reflecting plate (32), and each bellows segment of said ripple reflecting plate (32) is a parabolic type cylindrical focusing type, and a plurality of said gravity type heat pipes (31) are on the focusing cylindrical axis of each bellows segment of said ripple reflecting plate (32).
2. tube sheet focus type solar energy pipe heat collector according to claim 1; It is characterized in that; Be provided with in the said upper header (2) with said gravity type heat pipe (31) dispel the heat one to one the cover (5), the condensation end of said each gravity type heat pipe (31) is bonded in the said heat radiation cover (5).
3. tube sheet focus type solar energy pipe heat collector according to claim 1; It is characterized in that; Be provided with composite heat-insulating layer in the said base; Comprise the glass base plate (6) and the fiberglass packing (8) that contacts with said ripple reflecting plate (32) of bottom, between said glass base plate (6) and said fiberglass packing (8), be provided with polyurethane foam board (7).
4. tube sheet focus type solar energy pipe heat collector according to claim 1; It is characterized in that; In said casing, be provided with a plurality of gripper shoes (9) said gravity type heat pipe (31) form is supported, so that each gravity type heat pipe (31) is on the focusing cylindrical axis of each bellows segment of said ripple reflecting plate (32) all the time.
5. tube sheet focus type solar energy pipe heat collector according to claim 1 is characterized in that, is provided with grid type reinforcement (10) at the inner face of said transparent cover plate (1).
CN2011203999546U 2011-10-19 2011-10-19 Tube-sheet-focusing type solar heat-tube heat collector Expired - Fee Related CN202339022U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203999546U CN202339022U (en) 2011-10-19 2011-10-19 Tube-sheet-focusing type solar heat-tube heat collector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203999546U CN202339022U (en) 2011-10-19 2011-10-19 Tube-sheet-focusing type solar heat-tube heat collector

Publications (1)

Publication Number Publication Date
CN202339022U true CN202339022U (en) 2012-07-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011203999546U Expired - Fee Related CN202339022U (en) 2011-10-19 2011-10-19 Tube-sheet-focusing type solar heat-tube heat collector

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104214975A (en) * 2013-07-01 2014-12-17 浙江神德新能源有限公司 Solar heat collection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104214975A (en) * 2013-07-01 2014-12-17 浙江神德新能源有限公司 Solar heat collection device
CN104214975B (en) * 2013-07-01 2016-11-23 浙江神德新能源有限公司 Solar energy heat collector

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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120718

Termination date: 20121019