CN113390188B - Heat collecting pipe convenient to maintain for solar water heater - Google Patents
Heat collecting pipe convenient to maintain for solar water heater Download PDFInfo
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- CN113390188B CN113390188B CN202110445940.1A CN202110445940A CN113390188B CN 113390188 B CN113390188 B CN 113390188B CN 202110445940 A CN202110445940 A CN 202110445940A CN 113390188 B CN113390188 B CN 113390188B
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- heat
- water
- water storage
- collecting tube
- storage barrel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S10/00—Solar heat collectors using working fluids
- F24S10/70—Solar heat collectors using working fluids the working fluids being conveyed through tubular absorbing conduits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
- F24S60/30—Arrangements for storing heat collected by solar heat collectors storing heat in liquids
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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
- Y02E10/44—Heat exchange systems
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- 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)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention relates to the technical field of energy conservation and environmental protection, and discloses a heat collecting pipe for a solar water heater, which is convenient to maintain. According to the invention, after the heat collecting pipe is used for heating, cold and hot water circulation generated by the temperature difference between water in the pipe and water in the heat-preservation water storage barrel is utilized to push the fan blades and the gears to rotate, so that the opening and closing of the sliding blocks are controlled, the effects of high circulation efficiency and high heating speed of the heat collecting pipe and the water in the water storage barrel when the illumination is sufficient, small contact area of the two parts of water and less heat loss of the water in the barrel when the illumination is insufficient are realized, the large loss of water temperature at night is avoided, and the waste of energy is reduced.
Description
Technical Field
The invention relates to the technical field of energy conservation and environmental protection, in particular to a heat collecting pipe for a solar water heater, which is convenient to maintain.
Background
The solar water heater is a heating device which converts solar energy into heat energy, heats water from low temperature to high temperature so as to meet the requirement of hot water in life and production of people, is divided into a vacuum tube type solar water heater and a flat plate type solar water heater according to the structural form, and mainly takes the vacuum tube type solar water heater as a main part.
However, the existing solar water heater still has some problems when in use, the existing solar water heater absorbs heat of solar radiation in the daytime to heat water, and the heat preservation water storage barrel preserves heat of hot water at night to reduce heat loss, but because the heat collecting pipe communicated with the heat preservation water storage barrel has better heat transfer performance, a large amount of heat is lost at night, and resource waste is caused; and after the solar vacuum heat collecting tube is used for a long time, a lot of scales are generated inside the solar vacuum heat collecting tube, especially in rural areas or areas with poor water quality, when the scales are thick, the heat collecting efficiency of the heat collecting tube is seriously influenced, the skin health of a user is further influenced, when the scales in the heat collecting tube are cleaned and maintained, liquid in a heat-insulating water storage tank at the top end of the heat collecting tube is always required to be drained, the heat collecting tube can be cleaned and maintained, and the heat collecting tube is inconvenient to clean.
Disclosure of Invention
Aiming at the defects of the existing solar water heater in the use process in the background technology, the invention provides the heat collecting pipe for the solar water heater, which is convenient to maintain, has the advantages of good heat preservation effect and convenience in maintenance and cleaning, and solves the technical problems in the background technology.
The invention provides the following technical scheme: the utility model provides a thermal-collecting tube for solar water heater convenient to maintain, includes solar rack, solar rack's top swing joint has the thermal-collecting tube, the top swing joint of thermal-collecting tube has heat preservation water storage bucket, the outer tube sheet of the middle fixedly connected with of heat preservation water storage bucket, the positive fixed mounting of outer tube sheet has the spring, the one end fixedly connected with slider of spring, the hydrologic cycle mouth has been seted up on the top in the middle of the slider, the outside surface of slider is provided with the tooth's socket, and has the gear through tooth's socket swing joint, the middle swing joint of gear has the pivot, the middle swing joint of pivot has the flabellum.
Preferably, the width of the water circulation port is consistent with the length of the diameter of the top end of the heat-preservation water storage barrel, and the width of the sliding block is larger than the length of the diameter of the top end of the heat-preservation water storage barrel and is smaller than the distance between the central axes of the two heat-preservation water storage barrels.
Preferably, the slider is the arc, can reciprocate in outer barrel panel, the opening has just been seted up to heat preservation water storage bucket top open-ended position to outer barrel panel.
Preferably, pivot fixed mounting is in the top of heat preservation retaining bucket, gear and flabellum fixed connection, and both activity cup joints in the centre of pivot.
Preferably, when the gear is static, the sliding block is positioned at the top end of the outer cylinder plate under the action of the spring only, and the top surface of the sliding block is provided with a sealing rubber sheet.
Preferably, the threads of the heat-preservation water storage barrel ensure that the rotating shaft is in a horizontal state when the heat-preservation water storage barrel is in a screwed state.
Preferably, one side of the top end of the heat-preservation water storage barrel is provided with a bulge.
The invention has the following beneficial effects:
1. according to the invention, after the heat collecting pipe is used for heating, cold and hot water circulation generated by the temperature difference between water in the pipe and water in the heat-preservation water storage barrel is utilized to push the fan blades and the gears to rotate, so that the opening and closing of the sliding blocks are controlled, the effects of high circulation efficiency and high heating speed of the heat collecting pipe and the water in the water storage barrel when the illumination is sufficient, small contact area of the two parts of water and less heat loss of the water in the barrel when the illumination is insufficient are realized, the large loss of water temperature at night is avoided, and the waste of energy is reduced.
2. According to the invention, the sealing state of the top slider of the heat collecting tube is controlled by the bulge at the top end of the heat collecting tube when the heat collecting tube is respectively in a connection state or a disconnection state, so that the sealing state of the heat-preservation water storage barrel can be kept when the heat collecting tube is taken down for cleaning and maintenance, the heat collecting tube can be cleaned and maintained without draining water from the water storage barrel, and the heat collecting tube is convenient and quick.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic side view of a flow-impeding structure of the present invention;
FIG. 3 is a schematic side view of a water circulation structure according to the present invention;
FIG. 4 is an enlarged view of a portion of the structure A shown in FIG. 1 according to the present invention.
In the figure: 1. a solar rack; 2. a heat collecting pipe; 3. a heat-preservation water storage barrel; 4. an outer cylinder plate; 5. a spring; 6. a slider; 7. a water circulation port; 8. a tooth socket; 9. a gear; 10. a rotating shaft; 11. a fan blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a heat collecting tube for a solar water heater convenient to maintain includes a solar support 1, the top end of the solar support 1 is movably connected with a heat collecting tube 2, the top end of the heat collecting tube 2 is movably connected with a heat preservation water storage barrel 3, the middle of the heat preservation water storage barrel 3 is fixedly connected with an outer barrel plate 4, the front of the outer barrel plate 4 is fixedly provided with a spring 5, one end of the spring 5 is fixedly connected with a sliding block 6, the top end of the middle of the sliding block 6 is provided with a water circulation port 7, the outer side surface of the sliding block 6 is provided with a tooth socket 8, and is movably connected with a gear 9 through the tooth socket 8, the middle of the gear 9 is movably connected with a rotating shaft 10, and the middle of the rotating shaft 10 is movably connected with a fan blade 11.
The width of hydrologic cycle mouth 7 is unanimous with the length of 3 top diameters of heat preservation water storage bucket, the width of slider 6 is greater than the length of 3 top diameters of heat preservation water storage bucket, and it is little than the central axis distance of two heat preservation water storage bucket 3, complementary influence between the slider 6 on 3 tops of every heat preservation water storage bucket has been guaranteed, and slider 6 moves down to 3 tops of heat preservation water storage bucket just when just to hydrologic cycle mouth 7, the width of hydrologic cycle mouth 7 can ensure that the water in the heat preservation water storage bucket 3 normally circulates in thermal-collecting tube 2, slider 6 is the arc, can reciprocate in outer tube sheet 4, outer tube sheet 4 just has seted up the opening to 3 top open-ended positions of heat preservation water storage bucket, when slider 6 moves down to the bottom, the water that is heated in the thermal-collecting tube 2 can rise along the pipe and get into in the heat preservation water storage bucket 3 through the opening on hydrologic cycle mouth 7 and the outer tube sheet 4, keep warm and store.
The rotating shaft 10 is fixedly installed at the top end of the heat preservation and water storage barrel 3, the gear 9 is fixedly connected with the fan blades 11, the gear 9 and the fan blades 11 are movably sleeved in the middle of the rotating shaft 10, under the condition of strong solar radiation in a fine day, the heat collection pipe 2 with strong heat transfer performance absorbs heat radiated by the sun and transfers the heat to water in the heat collection pipe 2 to heat the heat collection pipe 2, the rotating shaft 10 is in a horizontal state under the condition that the heat preservation and water storage barrel 3 is screwed due to threads of the heat preservation and water storage barrel 3, when heated hot water floats upwards and flows into the heat preservation and water storage barrel 3 through the through hole, water flow pushes the fan blades 11 on the upper side to rotate rightwards, cold water sinks to flow into the heat collection pipe 2 from the lower side to be heated, water flow pushes the fan blades 11 on the lower side to rotate leftwards, water circulation in the pipe pushes the fan blades 11 to rotate clockwise, the fan blades 11 are fixedly connected with the gear 9, and accordingly the gear 9 is driven to rotate clockwise, the sliding block 6 moves downwards to completely open a water flow channel, and water circulation heating in the fine day is guaranteed.
At night or in rainy weather, no sun or weak solar radiation exists, the heat collecting tube 2 can not absorb a large amount of heat, hot water can not rise in the heat collecting tube, no water circulation is generated, the gear 9 keeps static at the moment, when the gear 9 is static, the sliding block 6 is only positioned at the top end of the outer tube plate 4 under the action of the spring 5, and the top surface of the sliding block 6 is provided with a sealing rubber sheet, so that the water flow rate between the heat collecting tube 2 and the heat-preservation water storage barrel 3 is reduced, and the phenomenon that the hot water in the heat-preservation water storage barrel 3 is dissipated more heat through the heat collecting tube 2 at night to cause resource waste is avoided.
Wherein, one side of the top end of the heat preservation water storage barrel 3 is provided with a bulge, under the state that the heat collection pipe 2 and the heat preservation water storage barrel 3 are installed, the bulge pushes the sliding block 6 to enable an opening with the length being the diameter width of the quarter heat collection pipe 2 to be always arranged between the heat collection pipe 2 and the heat preservation water storage barrel 3, so that the night is finished, the heat collection pipe 2 starts absorbing heat, water can rise to the heat preservation water storage barrel 3 to form water flow, the push (11) is rotated, the sliding block 6 is gradually and completely opened, the water circulation heating with the maximum efficiency is carried out, when the water scale in the heat collection pipe 2 needs to be cleaned and maintained, the heat collection pipe 2 only needs to be taken down, the sliding block 6 which is not pushed by the bulge at the top end of the heat collection pipe 2 is completely sealed by the push of the spring 5, the cleaning and maintenance of the heat collection pipe 2 can be realized without completely discharging the water stored in the heat preservation water storage barrel 3, the maintenance complexity is greatly reduced, and the waste of water resources is reduced.
The use method (working principle) of the invention is as follows:
when the device is used, the device is placed in a place with high sunshine rate, cold water is filled in the heat-preservation water storage barrel 3, the heat collection tube 2 absorbs heat radiated by the sun and transfers the heat to the cold water in the tube, so that the temperature of the cold water is raised and heated, hot water in the heat collection tube 2 floats upwards from the fan blade 11 and flows into the heat-preservation water storage barrel 3 and pushes the fan blade 11 to rotate clockwise, cold water in the heat-preservation water storage barrel 3 sinks and flows into the heat collection tube 2 from below to be heated circularly, the fan blade 11 rotates clockwise under the action of water circulation and drives the gear 9 to rotate, the gear 9 pushes the toothed groove 8 to enable the sliding block 6 to compress the spring 5 downwards, a water circulation port is completely opened, the temperature rise and heating of the water in the heat-preservation water storage barrel 3 are accelerated, when the solar radiation is weakened at night, the temperature difference between the heat collection tube 2 and the heat-preservation water storage barrel 3 is not large, the water circulation is weakened, the water flow pushing the sliding block 6 to rotate is reduced, the spring 5 is not enough to drag the sliding block 6 to move upwards to close a passage between the heat collection tube 2 and the heat collection tube 3, only a small heat collection bulge on the heat collection tube 2, and the heat-preservation water storage barrel 2 at night is kept, and the heat collection barrel 3, and the heat preservation water collection barrel 2 is greatly reduced, and the heat preservation water loss at night; when the incrustation scale that stores up in the thermal-collecting tube 2 needs to be cleared up or maintain, take off thermal-collecting tube 2 self preservation temperature retaining bucket 3 department, the arch on thermal-collecting tube 2 top no longer presses the slider 6 and remains the start-up mouth simultaneously, slider 6 shifts up with the opening totally closed by spring 5 elasticity, make retaining can not flow in the thermal-insulating retaining bucket 3, and the thermal-collecting tube 2 of the single thermal-collecting tube 2 both sides of taking off still normally works, rivers in the thermal-insulating retaining bucket 3 are to the relative negative pressure of formation of the flow of both sides thermal-collecting tube 2 department, guaranteed that take off thermal-collecting tube 2 department can not have rivers to spill, realized need not the drainage alright clear up the purpose of maintaining, make the maintenance more convenient.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a thermal-collecting tube for solar water heater convenient to maintain, includes solar rack (1), the top swing joint of solar rack (1) has thermal-collecting tube (2), the top swing joint of thermal-collecting tube (2) has heat preservation water storage bucket (3), its characterized in that: an outer cylinder plate (4) is fixedly connected to the middle of the heat-preservation water storage barrel (3), a spring (5) is fixedly installed on the front face of the outer cylinder plate (4), one end of the spring (5) is fixedly connected with a sliding block (6), a water circulation port (7) is formed in the top end of the middle of the sliding block (6), a tooth groove (8) is formed in the outer side surface of the sliding block (6), a gear (9) is movably connected to the outer side surface of the sliding block (6) through the tooth groove (8), a rotating shaft (10) is movably connected to the middle of the gear (9), and fan blades (11) are movably connected to the middle of the rotating shaft (10);
the sliding block (6) is arc-shaped and can move up and down in the outer cylinder plate (4), and a through hole is formed in the position, facing the opening at the top end of the heat-preservation water storage barrel (3), of the outer cylinder plate (4);
at night or in rainy days, no sun or weak solar radiation exists, the heat collecting pipe (2) can not absorb a large amount of heat, hot water cannot rise in the heat collecting pipe, no water circulation is generated, when the gear (9) is static, the sliding block (6) is positioned at the top end of the outer cylinder plate (4) under the action of the spring (5), and the top surface of the sliding block (6) is provided with a sealing rubber sheet;
a bulge is arranged on one side of the top end of the heat-preservation water storage barrel (3), and when the heat collecting tube (2) and the heat-preservation water storage barrel (3) are installed completely, the bulge pushes against the sliding block (6) to enable an opening which is one fourth of the diameter width of the heat collecting tube (2) to be always arranged between the heat collecting tube (2) and the heat-preservation water storage barrel (3), so that when the night is finished, the heat collecting tube (2) starts to absorb heat, water can rise to the heat-preservation water storage barrel (3) to form water flow, and the fan blades (11) are pushed to rotate;
when the solar radiation is weakened when coming at night, the heat collecting tube (2) stops heating the water in the tube, the difference between the temperature of the water in the heat collecting tube (2) and the temperature-keeping water storage barrel (3) is small, the water circulation is weakened, the rotating water flow of the fan blade (11) is pushed to be reduced at the moment, the spring (5) is not enough to be compressed, the spring (5) drags the sliding block (6) to move upwards to seal a channel between the heat collecting tube (2) and the temperature-keeping water storage barrel (3), and only the small starting opening maintained by the protrusion on the heat collecting tube (2) flows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110445940.1A CN113390188B (en) | 2021-04-25 | 2021-04-25 | Heat collecting pipe convenient to maintain for solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110445940.1A CN113390188B (en) | 2021-04-25 | 2021-04-25 | Heat collecting pipe convenient to maintain for solar water heater |
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| Publication Number | Publication Date |
|---|---|
| CN113390188A CN113390188A (en) | 2021-09-14 |
| CN113390188B true CN113390188B (en) | 2023-04-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110445940.1A Active CN113390188B (en) | 2021-04-25 | 2021-04-25 | Heat collecting pipe convenient to maintain for solar water heater |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2900971Y (en) * | 2006-04-07 | 2007-05-16 | 李全水 | Solar energy water heater one-way valve |
| JP5633921B2 (en) * | 2010-02-01 | 2014-12-03 | Ｎｅｃカシオモバイルコミュニケーションズ株式会社 | Waterproof device for slide lid and electronic device |
| CN102434984A (en) * | 2010-09-29 | 2012-05-02 | 江苏佳佳太阳能有限公司 | Vacuum pipe explosion leakage-proof system of solar water heater |
| CN102128506B (en) * | 2011-04-20 | 2012-09-19 | 姚育利 | Device for preventing leakage of broken vacuum tubes of solar water heater |
| CN102979949A (en) * | 2012-12-24 | 2013-03-20 | 苏州才子佳人文化传播有限公司 | Alarm type gas leakage induction cutoff switch |
| CN103759443B (en) * | 2014-01-10 | 2016-02-10 | 西安建筑科技大学 | A kind of vacuum heat collection pipe cock leakage limiter |
| CN203657253U (en) * | 2014-01-10 | 2014-06-18 | 西安建筑科技大学 | Leakage limiting device for damaged evacuated collector tube |
| JP5968570B1 (en) * | 2016-05-03 | 2016-08-10 | 喜平 伊藤 | Solar power plant |
| CN111750541B (en) * | 2020-07-01 | 2021-03-02 | 南京长江都市建筑设计股份有限公司 | Cold and hot water circulating device and solar water heater |
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- 2021-04-25 CN CN202110445940.1A patent/CN113390188B/en active Active
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| CN113390188A (en) | 2021-09-14 |
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Effective date of registration: 20230322 Address after: 276800 Industrial Park, fulaishan Town, Ju county, Rizhao City, Shandong Province Applicant after: Shandong Muyang New Energy Co.,Ltd. Address before: 514000 downstairs, Xinyi village, Huacheng Town, Wuhua County, Meizhou City, Guangdong Province Applicant before: Dai Jialiang |
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