CN104034067A - Solar heat storage type vacuum heat pipe - Google Patents
Solar heat storage type vacuum heat pipe Download PDFInfo
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- CN104034067A CN104034067A CN201410172763.4A CN201410172763A CN104034067A CN 104034067 A CN104034067 A CN 104034067A CN 201410172763 A CN201410172763 A CN 201410172763A CN 104034067 A CN104034067 A CN 104034067A
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- pipe
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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
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- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The invention discloses a solar heat storage type vacuum heat pipe, comprising an outer-layer glass pipe (1), an inner stainless steel pipe (2) mounted in the outer-layer glass pipe (1), a middle heat conductive pipe (3) mounted in the inner stainless steel pipe (2), a heat storage phase-change material (4) filled between the inner stainless steel pipe (2) and the middle heat conductive pipe (3), expansion joint corrugated pipes (5) arranged at ends of the heat pipe, getters (6) arranged at two ends in the heat pipe, a stainless steel support frame (7) arranged between the outer-layer glass pipe (1) and the inner stainless steel pipe (2), and an inner glass pipe (8) butt jointed with the outer-layer glass pipe (1) and sealed with the same in a melting manner. The water heater provided by the invention is rational in structure design, free of water tanks, capable of being integrated with buildings, convenient to mount and maintain, high in safety factor, large in illuminating area, and high in heat absorption rate and stored heat energy, adopts the optimized heat storage phase-change material such that heat exchange can be performed according to requirements, can obtain fresh hot water upon using, and is wide in application range.
Description
Technical field
The present invention relates to solar energy heat utilization field, be specifically related to the solar energy heat-storage type vacuum heat-pipe that a kind of solar water heater is used.
Background technology
Solar energy techniques provides bright prospects for not solving energy problem, at present solar water heater mainly contains flat two kinds of high-boron-silicon glass electron tubes type and the blue film of high efficiency heat absorption, it is very ripe that vacuum tube has developed more than 20 year coating process, from single target to multi-target magnetic control sputtering coating technique, rete heat absorption efficiency has reached more than 94% at present, low temperature antireflective rate has reached below 6%, in more satisfactory state, as long as can produce according to the strict production control process of maturation process the vacuum tube that quality is higher, vacuum tube water heater has good advantage, the low good heat insulation of unit are absorptivity high emissivity, there is advantageous superiority compared with cryogenic region especially, but also there is obvious shortcoming, cannot well combine with building, be subject to the limitation endotherm area of caliber little, double glazing heat absorption efficiency is affected, glass is the damaged congenital potential safety hazard that has easily, therefore external electron tubes type water heater uses less, it is large that same flat casing water-heater has illuminating area, heat absorption rate high heat transfer is fast, easily combine with building, cover plate is that tempering ultra-clear glasses does not have the advantages such as potential safety hazard, but also there is obvious shortcoming, so the large area of dissipation of endotherm area also large thermal equilibrium temperature is lower, efficient cryogenic cannot obtain high temperature, there is no insulating power, to lean on medium heat conduction in order to prevent hot water fouling, so be only applicable in the higher area of southern temperature, up to the present also do not have a kind of water heater can be in conjunction with the advantage of these two kinds of water heaters, be convenient to promote in any region, can solve again common water heater from low temperature to developer temperature, and can develop into steam type water heater, water heater is installed trouble simultaneously, parts are more, easy care not again, heat storage water tank occupies that very large space is dangerous again, for setting pressure pump is also wanted in pressure-bearing water outlet, it is electron tubes type or flat all the same, often become ornaments winter, the electric auxiliary heating of serious dependence, the blue film of flat water heater is exposed to the very fast lifetime of decay in air and greatly shortens, state's heater inside price war grows in intensity, solar water heater industry is in obvious decline state.
Summary of the invention
Goal of the invention: the object of the invention is the shortcoming in order to solve solar water heater in prior art, a kind of solar energy heat-storage type vacuum heat-pipe is provided.This heat accumulation type vacuum heat-pipe is for solar water heater, do not need heavy water tank, installation and maintenance are easy, easily with building set mutually, heat absorption rate and thermmal storage efficiency are high, can realize passing on of heat by heat storage phase-changing material, exchange by demand calorimetric, now, with revealing fresh hot water, in engineering, large area is in parallel uses.
Technical scheme: in order to realize above object, the technical scheme that the present invention takes is:
A kind of solar energy heat-storage type vacuum heat-pipe, it comprises outer layer glass tube, be arranged on the interior stainless steel tube of outer layer glass tube inside, be arranged on the intermediate thermal conductivity pipe of interior stainless steel tube inside, filling heat storage phase-changing material between interior stainless steel tube and intermediate thermal conductivity pipe, is arranged on the expansion joint bellows of heat pipe termination, is arranged on the getter of two terminations of inside heat pipe, be arranged on the stainless steel bracing frame between outer layer glass tube and interior stainless steel tube, the glass inner tube of docking sealing by fusing with outer layer glass tube.
As preferred version, above-described solar energy heat-storage type vacuum heat-pipe, the heat storage phase-changing material of described heat accumulation type vacuum heat-pipe inside is made up of the raw material of following parts by weight: 95 parts of antierythrite and mannitol mixture, 5 parts of graphite powders.Wherein graphite is processed and is formed fine particle through high-temperature expansion and with ultrasonic disruption.As preferred version, above-described flat-plate concentration type solar water-free case water heater, in described antierythrite and mannitol mixture, the weight ratio of antierythrite and sweet mellow wine, fusing point (as from 126-166 DEG C) as required, the weight ratio of adjusting antierythrite and sweet mellow wine, the weight ratio of antierythrite and sweet mellow wine can be 1 ~ 95:1 ~ 95.The present invention screens by great many of experiments, obtains the heat storage phase-changing material of best composition proportioning, can efficiently heat be transmitted, by the cool water heating of water inlet pipe.And can store heat, in the time that needs use hot water, can, by cool water heating, therefore can provide fresh hot water in real time, can overcome prior art and can only use the deficiency of stored hot water.
As preferred version, heat accumulation type vacuum heat-pipe of the present invention, its skin is high-boron-silicon glass pipe, internal layer is the metal tube through too much target material magnetic sputtering plated film, through kovar alloy and high-boron-silicon glass transition sealing by fusing, then welds with stainless steel inner tube, exhaust vacuumizes sealing and produces high-efficiency heat pipe, filling heat storage phase-changing material lava in heat pipe again, inserts the inside and outside metal tube of thermal conductive metal pipe sealing, obtains heat accumulation type vacuum heat-pipe.
The assembling process of heat accumulation type vacuum heat-pipe of the present invention is: stainless steel tube in first processing, a seal welding, other end and bellows and kovar alloy and the welding of glass head seal part, carrying out high temperature coating film treatment after clean this effective washed with de-ionized water oven dry in magnetron sputtering stove, on plated film pipe racks, stainless steel bracing frame injects outer layer glass tube, and put into getter at two, then sealing by fusing docking exhaust have vacuumized the production of vacuum heat-pipe, the filling heat storage phase-changing material of elder generation after vacuum heat-pipe completes, inject again intermediate thermal conductivity pipe, stainless steel tube and intermediate thermal conductivity pipe are sealed in termination, thereby obtain heat accumulation type vacuum heat-pipe standard component.
Beneficial effect: solar energy heat-storage type vacuum heat-pipe provided by the invention, compared to the prior art has the following advantages:
Solar energy heat-storage type vacuum heat-pipe provided by the invention, reasonable in design, can make water heater easily gather mutually with building, does not need to use heavy water tank, easily installation and maintenance, in function, can realize increase illuminating area, strengthen heat absorption rate efficient heat energy storage, exchange by demand calorimetric, now with revealing fresh hot water, in engineering, large area is in parallel uses, and can realize and stablize steam supply, applied widely.
Brief description of the drawings
Fig. 1 is the structural representation of solar energy heat-storage type vacuum heat-pipe of the present invention.
Structural representation when Fig. 2 is solar energy heat-storage type vacuum heat-pipe ectomesoderm glass tube of the present invention and the combination of interior stainless steel tube.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, further illustrate the present invention, should understand these embodiment is only not used in and limits the scope of the invention for the present invention is described, after having read the present invention, those skilled in the art all fall within the application's claims limited range to the amendment of the various equivalent form of values of the present invention.
As depicted in figs. 1 and 2, a kind of solar energy heat-storage type vacuum heat-pipe, it comprises outer layer glass tube (1), be arranged on the inner interior stainless steel tube (2) of outer layer glass tube (1), be arranged on the inner intermediate thermal conductivity pipe (3) of interior stainless steel tube (2), filling heat storage phase-changing material (4) between interior stainless steel tube (2) and intermediate thermal conductivity pipe (3), be arranged on the expansion joint bellows (5) of heat pipe termination, be arranged on the getter (6) of two terminations of inside heat pipe, be arranged on the stainless steel bracing frame (7) between outer layer glass tube (1) and interior stainless steel tube (2), dock the glass inner tube (8) of sealing by fusing with outer layer glass tube (1).
Above-described solar energy heat-storage type vacuum heat-pipe, the heat storage phase-changing material (4) of described heat accumulation type vacuum heat-pipe inside is made up of the raw material of following parts by weight: totally 95 parts of antierythrite and mannitol mixture, 5 parts, conductive graphite powder, and as required fusing point from 126-166 DEG C of shared part by weight that regulates antierythrite and sweet mellow wine, if the weight ratio of the two is 1 ~ 95:1 ~ 95.Wherein graphite is processed and is formed fine particle through high-temperature expansion and with ultrasonic disruption.
Above-described solar energy heat-storage type vacuum heat-pipe, described outer layer glass tube (1) is high-boron-silicon glass pipe, interior stainless steel tube (2) is the metal tube through too much target material magnetic sputtering plated film.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. a solar energy heat-storage type vacuum heat-pipe, it is characterized in that, it comprises outer layer glass tube (1), be arranged on the inner interior stainless steel tube (2) of outer layer glass tube (1), be arranged on the inner intermediate thermal conductivity pipe (3) of interior stainless steel tube (2), filling heat storage phase-changing material (4) between interior stainless steel tube (2) and intermediate thermal conductivity pipe (3), be arranged on the expansion joint bellows (5) of heat pipe termination, be arranged on the getter (6) of two terminations of inside heat pipe, be arranged on the stainless steel bracing frame (7) between outer layer glass tube (1) and interior stainless steel tube (2), dock the glass inner tube (8) of sealing by fusing with outer layer glass tube (1).
2. solar energy heat-storage type vacuum heat-pipe according to claim 1, it is characterized in that: the heat storage phase-changing material (4) of described heat accumulation type vacuum heat-pipe inside is made up of the raw material of following parts by weight: 95 parts of antierythrite and mannitol mixture, 5 parts of graphite powders.
3. solar energy heat-storage type vacuum heat-pipe according to claim 2, is characterized in that: in described antierythrite and mannitol mixture, the weight ratio of antierythrite and sweet mellow wine is 1 ~ 95:1 ~ 95.
4. according to the solar energy heat-storage type vacuum heat-pipe described in claims 1 to 3 any one, it is characterized in that: described outer layer glass tube (1) is high-boron-silicon glass pipe, interior stainless steel tube (2) is the metal tube through too much target material magnetic sputtering plated film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172763.4A CN104034067B (en) | 2014-04-28 | 2014-04-28 | A kind of solar energy heat-storage type vacuum heat-pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172763.4A CN104034067B (en) | 2014-04-28 | 2014-04-28 | A kind of solar energy heat-storage type vacuum heat-pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104034067A true CN104034067A (en) | 2014-09-10 |
| CN104034067B CN104034067B (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410172763.4A Expired - Fee Related CN104034067B (en) | 2014-04-28 | 2014-04-28 | A kind of solar energy heat-storage type vacuum heat-pipe |
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| CN (1) | CN104034067B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293304A (en) * | 2014-09-18 | 2015-01-21 | 孙希干 | Solar heat accumulation type vacuum heat pipe, heat accumulation phase change material and preparation technology of heat accumulation phase change material |
| WO2017020573A1 (en) * | 2015-07-31 | 2017-02-09 | 江苏启能新能源材料有限公司 | Heat storage unit with safety device for solar water heater |
| CN114958311A (en) * | 2022-06-22 | 2022-08-30 | 中冶天工集团有限公司 | Phase-change energy storage material and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026245A (en) * | 1983-07-21 | 1985-02-09 | Nepon Kk | Solar heat collector |
| CN1512121A (en) * | 2002-12-28 | 2004-07-14 | 徐宝安 | External shell full glass metal heat pipe vacuum heat collecting tube |
| CN101915465A (en) * | 2010-08-30 | 2010-12-15 | 上海交通大学 | Solar heat storing and collecting device |
| CN102338484A (en) * | 2011-09-28 | 2012-02-01 | 陆飞飞 | Composite phase change heat storage solar water heater without water tank |
| CN202188677U (en) * | 2011-08-18 | 2012-04-11 | 北京金阳科创太阳能技术有限公司 | Heat accumulation type vacuum tube and heat collector with same |
-
2014
- 2014-04-28 CN CN201410172763.4A patent/CN104034067B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6026245A (en) * | 1983-07-21 | 1985-02-09 | Nepon Kk | Solar heat collector |
| CN1512121A (en) * | 2002-12-28 | 2004-07-14 | 徐宝安 | External shell full glass metal heat pipe vacuum heat collecting tube |
| CN101915465A (en) * | 2010-08-30 | 2010-12-15 | 上海交通大学 | Solar heat storing and collecting device |
| CN202188677U (en) * | 2011-08-18 | 2012-04-11 | 北京金阳科创太阳能技术有限公司 | Heat accumulation type vacuum tube and heat collector with same |
| CN102338484A (en) * | 2011-09-28 | 2012-02-01 | 陆飞飞 | Composite phase change heat storage solar water heater without water tank |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104293304A (en) * | 2014-09-18 | 2015-01-21 | 孙希干 | Solar heat accumulation type vacuum heat pipe, heat accumulation phase change material and preparation technology of heat accumulation phase change material |
| CN104293304B (en) * | 2014-09-18 | 2017-11-24 | 孙希干 | Solar energy heat-storage type vacuum heat-pipe, heat storage phase-changing material and its preparation technology |
| WO2017020573A1 (en) * | 2015-07-31 | 2017-02-09 | 江苏启能新能源材料有限公司 | Heat storage unit with safety device for solar water heater |
| CN114958311A (en) * | 2022-06-22 | 2022-08-30 | 中冶天工集团有限公司 | Phase-change energy storage material and preparation method thereof |
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| Publication number | Publication date |
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| CN104034067B (en) | 2016-06-29 |
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Effective date of registration: 20180402 Address after: No. 96, Niu Shou Avenue, Gu Li street, Jiangning District, Nanjing, Jiangsu Patentee after: Nanjing Baiyang Energy Technology Co., Ltd. Address before: No. 699-27, Xuanwu Avenue, Nanjing, Jiangsu Province, Jiangsu Patentee before: Jiangsu fixed star cumulative Energy Science Co., Ltd |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20210428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |