CN103411334B - 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
- CN103411334B CN103411334B CN201310393825.XA CN201310393825A CN103411334B CN 103411334 B CN103411334 B CN 103411334B CN 201310393825 A CN201310393825 A CN 201310393825A CN 103411334 B CN103411334 B CN 103411334B
- 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.)
- Expired - Fee Related
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- 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 12
- 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
- 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
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 230000007812 deficiency 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
- 239000011521 glass Substances 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
Classifications
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Resistance Heating (AREA)
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 thermal-collecting tube of solar water heater field of thermal insulation, be related specifically 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, and 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 area that temperature on average is relatively high, solar water heater application is very universal, but at the northern area that weather is relatively cold, especially sometimes less than-30 DEG C can be reached at nighttime ambient temperature, if meet continuous the moon, rain, snow sky again, solar illumination is not enough, in thermal-collecting tube, water just likely freezes.Concerning general solar water heater, because thermal-collecting tube and water tank connecting portion are the weak links that water heater is incubated, influenced by ambient temperature larger than other position, so other position of relative thermal-collecting tube first freezes.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 the volume of water will constantly expand when freezing, causes thermal-collecting tube to burst.The generation of this phenomenon seriously have impact on solar water heater in the application of northern area and popularization.
Summary of the invention
A kind of thermal-collecting tube of solar water heater automatic open-close attemperator will be provided for the present invention of the deficiencies in the prior art part, thermal-collecting tube stay-warm case can be closed when unglazed photograph thus make thermal-collecting tube obtain good insulation by this device automatically, avoid thermal-collecting tube by bursting by freezing, and can automatically be opened by thermal-collecting tube stay-warm case when there being illumination, thus ensure that thermal-collecting tube can absorb luminous energy in time and heat Guan Zhongshui.
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 drive motors base, drive motors, drive motors output shaft, the rotating shaft of stay-warm case support plate, 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 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 stay-warm case support plate, after described solar water heater, sealing thermal insulation plate is sealingly fastened in 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 is compared with prior art: can according to the light conditions detected when equipment runs, automatic control opens or closes 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 work by day.
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, the 4. rotating shaft of stay-warm case support plate, 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.
Detailed description of the invention
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 is mainly made up 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 5V voltage-stabilized power supply, what relay adopted is SRD-5VDC-SL-C type relay, light sensor is connected with A/D converter by simple interface circuit, A/D converter is connected with single-chip microcomputer by interface circuit, single-chip microcomputer output is connected with relay by simple interface circuit, relay is connected with drive motors (1), 5V voltage-stabilized power supply is responsible for powering to STC89C51 single-chip microcomputer and 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 perception ambient light according to Strength Changes, and the change of intensity of illumination is converted to the change of analog voltage signal, when unglazed photograph, this analog voltage signal is less than 0.2V, when there being illumination, this analog voltage signal is greater than 3V and is less than 5V, the data signal that the analog voltage signal of this change carries out becoming after digital-to-analogue conversion change through A/D converter ADC0809 is sent to STC89C51 single-chip microcomputer, STC89C51 single-chip microcomputer judges the voltage signal size collected according to the program set, when voltage signal is less than 0.2V, STC89C51 single-chip microcomputer can control the relay contact closure that drive motors is rotated forward, drive motors obtains electric rotating forward and by drive stay-warm case support plate axis of rotation, stay-warm case support plate is closed, thus make thermal-collecting tube of solar water heater obtain good insulation, when STC89C51 microprocessor detect to voltage signal be greater than 3V be less than 5V time, STC89C51 single-chip microcomputer can control the relay contact closure that drive motors is reversed, drive motors obtains electric reversion and drives stay-warm case support plate axis of rotation that stay-warm case support plate is opened, thus thermal-collecting tube of solar water heater energy normal absorption luminous energy is heated Guan Zhongshui.
Claims (4)
1. a thermal-collecting tube of solar water heater automatic open-close attemperator, mainly by drive motors base, drive motors, drive motors output shaft, the rotating shaft of stay-warm case support plate, 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 drive motors base, drive motors output shaft is connected with the rotating shaft of stay-warm case support plate, 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 stay-warm case support plate, after described solar water heater, sealing thermal insulation plate is fixed on rack of solar water heater rear end, described controller circuitry is made up 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, 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 CN103411334A (en) | 2013-11-27 |
| CN103411334B true CN103411334B (en) | 2015-02-25 |
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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 |
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| CN (1) | CN103411334B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN106871467B (en) * | 2017-04-20 | 2019-02-19 | 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 (4)
| 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 |
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100307478A1 (en) * | 2008-01-11 | 2010-12-09 | David Bernard Neuwen | Temperature control for a solar collector |
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2013
- 2013-09-03 CN CN201310393825.XA patent/CN103411334B/en not_active Expired - Fee Related
Patent Citations (4)
| 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 |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103411334A (en) | 2013-11-27 |
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Granted publication date: 20150225 Termination date: 20160903 |