CN103411334A - Automatic open-close heat preservation device for heat collecting tubes of solar water heater - Google Patents
Automatic open-close heat preservation device for heat collecting tubes of solar water heater Download PDFInfo
- Publication number
- CN103411334A CN103411334A CN201310393825XA CN201310393825A CN103411334A CN 103411334 A CN103411334 A CN 103411334A CN 201310393825X A CN201310393825X A CN 201310393825XA CN 201310393825 A CN201310393825 A CN 201310393825A CN 103411334 A CN103411334 A CN 103411334A
- Authority
- CN
- China
- Prior art keywords
- water heater
- solar water
- heat preservation
- stay
- warm case
- Prior art date
- 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.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000004321 preservation Methods 0.000 title abstract 16
- 238000009413 insulation Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical group [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 abstract 2
- 238000005286 illumination Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S40/00—Safety or protection arrangements of solar heat collectors; Preventing malfunction of solar heat collectors
- F24S40/10—Protective covers or shrouds; Closure members, e.g. lids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
- F24S80/60—Thermal insulation
-
- 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
Abstract
The invention discloses an automatic open-close heat preservation device for heat collecting tubes of a solar water heater. The device mainly consists of a driving motor pedestal, a driving motor, a driving motor output shaft, a heat preservation cover carrier plate rotating shaft, a heat preservation cover carrier plate, a heat collecting tube U-shaped heat preservation cover, a solar water heater rear sealed heat preservation plate and a controller circuit, wherein the driving motor is fixedly arranged on the driving motor pedestal, the driving motor output shaft is connected with the heat preservation cover carrier plate rotating shaft, the heat preservation cover carrier plate rotating shaft is fixedly arranged on the bottom end of a solar water heater support, the heat preservation cover carrier plate is fixedly arranged on the heat preservation cover carrier plate rotating shaft, the heat collecting tube U-shaped heat preservation cover is fixedly arranged on the heat preservation cover carrier plate, and the solar water heater rear sealed heat preservation plate is fixedly arranged on the rear end of the solar water heater support. According to the device, the heat collecting tube heat preservation cover can be automatically closed in days without sunshine, so that the heat collecting tubes are enabled to obtain excellent heat preservation to prevent the heat collecting tubes from being split by a frost, and the heat collecting tube heat preservation cover can be automatically opened in days with sunshine, so that the heat collecting tubes are enabled to timely absorb solar energy to heat water in the tubes.
Description
Technical field
The present invention relates to the thermal-collecting tube of solar water heater field of thermal insulation, specially refer to a kind of thermal-collecting tube of solar water heater automatic open-close attemperator.
Background technology
The solar water heater of the various brands of selling in the market, its basic part is all all-glass vacuum thermal-collecting tubes, the result of use of water heater depends on quality and the life-span of thermal-collecting tube to a great extent.At present, in the relatively high area of temperature on average, the solar water heater application is very universal, but at the relatively cold northern area of weather, especially night environment temperature sometimes can reach below-30 ℃, if meet continuous the moon, rain, snow sky, sunlight illumination deficiency, in thermal-collecting tube, water just likely freezes again.Concerning general solar water heater, due to thermal-collecting tube and water tank connecting portion, be the weak link of water heater insulation, influenced by ambient temperature larger than other position, so other position of thermal-collecting tube first freezes relatively.Along with the continuous decrease of temperature, other position of thermal-collecting tube also starts to freeze, and because the density of ice and water is different, so while freezing, the volume of water will constantly expand, causes the thermal-collecting tube explosion.The generation of this phenomenon has seriously affected application and the popularization of solar water heater at northern area.
Summary of the invention
The present invention will provide a kind of thermal-collecting tube of solar water heater automatic open-close attemperator for the deficiencies in the prior art part, thereby this device can automatically be closed the thermal-collecting tube stay-warm case and make thermal-collecting tube obtain good insulation when unglazed the photograph, avoid thermal-collecting tube by bursting by freezing, and can automatically the thermal-collecting tube stay-warm case be opened, thereby guarantee that thermal-collecting tube can absorb in time luminous energy Guan Zhongshui is heated when illumination is arranged.
The technical solution adopted for the present invention to solve the technical problems is:
Thermal-collecting tube of solar water heater automatic open-close attemperator of the present invention is mainly by the drive motors base, drive motors, the drive motors output shaft, the rotating shaft of stay-warm case support plate, the stay-warm case support plate, the pipe U-shaped stay-warm case of thermal-arrest, sealing thermal insulation plate after solar water heater, controller circuitry forms, described drive motors is fixed on the drive motors base, described drive motors output shaft is connected with the rotating shaft of stay-warm case support plate, solar water heater's support bottom is fixed in the rotating shaft of described stay-warm case support plate, described stay-warm case support plate is fixed in the rotating shaft of stay-warm case support plate, the pipe U-shaped stay-warm case of described thermal-arrest is fixed on the stay-warm case support plate, after described solar water heater, the sealing thermal insulation plate is sealingly fastened in the rack of solar water heater rear end, described controller circuitry is by light sensor, A/D converter, single-chip microcomputer, voltage-stabilized power supply, relay forms.
The present invention's beneficial effect compared with prior art is: can be according to the light conditions detected during the equipment operation, automatically control and open or close the solar energy heat collection pipe stay-warm case, make solar energy heat collection pipe can obtain good heat insulation effect at night, do not affect again solar energy heat collection pipe normal operation by day.
The accompanying drawing explanation
Fig. 1 is front view of the present invention.
Fig. 2 is rearview of the present invention.
Fig. 3 is controller block diagram of the present invention.
In figure: 1. drive motors base, 2. drive motors, 3. drive motors output shaft, 4. stay-warm case support plate rotating shaft, 5. stay-warm case support plate, the 6. pipe U-shaped stay-warm case of thermal-arrest, 7 rack of solar water heater, sealing thermal insulation plate after 8 solar water heaters.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
With reference to accompanying drawing 1, accompanying drawing 2 and accompanying drawing 3, a kind of thermal-collecting tube of solar water heater automatic open-close attemperator mainly is comprised of sealing thermal insulation plate (8), controller circuitry after drive motors base (1), drive motors (2), drive motors output shaft (3), stay-warm case support plate rotating shaft (4), stay-warm case support plate (5), the pipe U-shaped stay-warm case of thermal-arrest (6), rack of solar water heater (7), solar water heater.
Described drive motors (1) is fixed on drive motors base (2);
Described drive motors output shaft (3) is connected with stay-warm case support plate rotating shaft (4);
Rack of solar water heater (7) bottom is fixed in described stay-warm case support plate rotating shaft (4);
Described stay-warm case support plate (5) is sealingly fastened in stay-warm case support plate rotating shaft (4);
The pipe U-shaped stay-warm case of described thermal-arrest (6) is fixed on stay-warm case support plate (5);
After described solar water heater, sealing thermal insulation plate (8) is sealingly fastened in rack of solar water heater (7) rear end;
Described controller circuitry is by light sensor, A/D converter, single-chip microcomputer, voltage-stabilized power supply, relay forms, what wherein light sensor adopted is the photo resistance of GL5516 type, what A/D converter adopted is ADC0809 type conversion chip, what single-chip microcomputer adopted is STC89C51 type single-chip microcomputer, what voltage-stabilized power supply adopted is the 5V voltage-stabilized power supply, what relay adopted is SRD-5VDC-SL-C type relay, light sensor is connected with A/D converter by the simple interface circuit, A/D converter is connected with single-chip microcomputer by interface circuit, the single-chip microcomputer output is connected with relay by the simple interface circuit, relay is connected with drive motors (1), the 5V voltage-stabilized power supply is responsible for to STC89C51 single-chip microcomputer and the power supply of SRD-5VDC-SL-C relay coil.
Operation principle of the present invention and the course of work are:
Described light sensor GL5516 is mainly used to the perception ambient light according to Strength Changes, and the variation of intensity of illumination is converted to the variation of analog voltage signal, this analog voltage signal is less than 0.2V when unglazed the photograph, this analog voltage signal is greater than 3V and is less than 5V when illumination is arranged, the analog voltage signal of this variation becomes variation after A/D converter ADC0809 carries out digital-to-analogue conversion data signal is sent to the STC89C51 single-chip microcomputer, the STC89C51 single-chip microcomputer judges the voltage signal size collected according to the program set, when voltage signal is less than 0.2V, the STC89C51 single-chip microcomputer can be controlled the relay contact closure that makes the drive motors forward, drive motors obtains electric forward and makes stay-warm case support plate closure by driving stay-warm case support plate rotating shaft rotation, thereby make thermal-collecting tube of solar water heater obtain good insulation, when the voltage signal detected when the STC89C51 single-chip microcomputer is greater than 3V and is less than 5V, the STC89C51 single-chip microcomputer can be controlled the relay contact closure that makes the drive motors counter-rotating, drive motors obtains electric counter-rotating and drives stay-warm case support plate rotating shaft rotation the stay-warm case support plate is opened, thereby make thermal-collecting tube of solar water heater normally absorb luminous energy, Guan Zhongshui is heated.
Claims (4)
1. thermal-collecting tube of solar water heater automatic open-close attemperator, mainly by the drive motors base, drive motors, the drive motors output shaft, the rotating shaft of stay-warm case support plate, the stay-warm case support plate, the pipe U-shaped stay-warm case of thermal-arrest, sealing thermal insulation plate after solar water heater, controller circuitry forms, described drive motors is fixed on the drive motors base, the drive motors output shaft is connected with the rotating shaft of stay-warm case support plate, the rack of solar water heater bottom is fixed in the rotating shaft of stay-warm case support plate, described stay-warm case support plate is sealingly fastened in the rotating shaft of stay-warm case support plate, the pipe U-shaped stay-warm case of described thermal-arrest is fixed on the stay-warm case support plate, after described solar water heater, the sealing thermal insulation plate is fixed in the rack of solar water heater rear end, described controller circuitry is comprised of light sensor, A/D converter, single-chip microcomputer, voltage-stabilized power supply, relay.
2. thermal-collecting tube of solar water heater automatic open-close attemperator according to claim 1, is characterized in that, the pipe U-shaped stay-warm case material of described thermal-arrest is phenol formaldehyde foam.
3. thermal-collecting tube of solar water heater automatic open-close attemperator according to claim 1, is characterized in that, after described solar water heater, the sealing thermal insulation plate material is phenol formaldehyde foam.
4. thermal-collecting tube of solar water heater automatic open-close attemperator according to claim 1, is characterized in that, described light sensor is the photo resistance of GL5516 type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393825.XA CN103411334B (en) | 2013-09-03 | 2013-09-03 | Automatic open-close heat preservation device for heat collecting tubes of solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310393825.XA CN103411334B (en) | 2013-09-03 | 2013-09-03 | Automatic open-close heat preservation device for heat collecting tubes of solar water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103411334A true CN103411334A (en) | 2013-11-27 |
| CN103411334B CN103411334B (en) | 2015-02-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310393825.XA Expired - Fee Related CN103411334B (en) | 2013-09-03 | 2013-09-03 | Automatic open-close heat preservation device for heat collecting tubes of solar water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103411334B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712355A (en) * | 2013-12-25 | 2014-04-09 | 青海中控太阳能发电有限公司 | Efficient protective cover for tower-type solar heat absorber |
| CN104776613A (en) * | 2015-04-30 | 2015-07-15 | 华北电力大学（保定） | Solar water heating device with heat preservation and anti-freezing effects |
| CN106871467A (en) * | 2017-04-20 | 2017-06-20 | 海宁汇豪太阳能科技有限公司 | A kind of inflatable solar water heater heat-preserving anti-freezing air bag |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893554Y (en) * | 2006-05-20 | 2007-04-25 | 童超 | Solar water heater thermal-collecting control efficiency safety protector |
| CN201407839Y (en) * | 2009-05-27 | 2010-02-17 | 郑生发 | Automatic protector for heat collection pipe of solar water heater |
| US20100307478A1 (en) * | 2008-01-11 | 2010-12-09 | David Bernard Neuwen | Temperature control for a solar collector |
| CN102419015A (en) * | 2011-08-09 | 2012-04-18 | 宝莲华新能源技术（上海）有限公司 | Temperature control and heat insulation protecting device for solar heat collector |
| CN203421857U (en) * | 2013-09-03 | 2014-02-05 | 青岛科技大学 | Automatic open-closing insulation device for solar water heater collector tubes |
-
2013
- 2013-09-03 CN CN201310393825.XA patent/CN103411334B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893554Y (en) * | 2006-05-20 | 2007-04-25 | 童超 | Solar water heater thermal-collecting control efficiency safety protector |
| US20100307478A1 (en) * | 2008-01-11 | 2010-12-09 | David Bernard Neuwen | Temperature control for a solar collector |
| CN201407839Y (en) * | 2009-05-27 | 2010-02-17 | 郑生发 | Automatic protector for heat collection pipe of solar water heater |
| CN102419015A (en) * | 2011-08-09 | 2012-04-18 | 宝莲华新能源技术（上海）有限公司 | Temperature control and heat insulation protecting device for solar heat collector |
| CN203421857U (en) * | 2013-09-03 | 2014-02-05 | 青岛科技大学 | Automatic open-closing insulation device for solar water heater collector tubes |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712355A (en) * | 2013-12-25 | 2014-04-09 | 青海中控太阳能发电有限公司 | Efficient protective cover for tower-type solar heat absorber |
| CN103712355B (en) * | 2013-12-25 | 2016-03-30 | 青海中控太阳能发电有限公司 | A kind of tower type solar heat dump high efficient protected cover |
| CN104776613A (en) * | 2015-04-30 | 2015-07-15 | 华北电力大学（保定） | Solar water heating device with heat preservation and anti-freezing effects |
| CN104776613B (en) * | 2015-04-30 | 2018-05-11 | 华北电力大学 | A kind of apparatus for heating water by solar energy with heat-preserving anti-freezing effect |
| CN106871467A (en) * | 2017-04-20 | 2017-06-20 | 海宁汇豪太阳能科技有限公司 | A kind of inflatable solar water heater heat-preserving anti-freezing air bag |
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| Publication number | Publication date |
|---|---|
| CN103411334B (en) | 2015-02-25 |
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Granted publication date: 20150225 Termination date: 20160903 |
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