CN112033019A - Butterfly type solar tube thermal power generation supporting bracket - Google Patents
Butterfly type solar tube thermal power generation supporting bracket Download PDFInfo
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- CN112033019A CN112033019A CN202010983183.9A CN202010983183A CN112033019A CN 112033019 A CN112033019 A CN 112033019A CN 202010983183 A CN202010983183 A CN 202010983183A CN 112033019 A CN112033019 A CN 112033019A
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- connecting rod
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- support
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- 238000010248 power generation Methods 0.000 title claims abstract description 50
- 230000000670 limiting effect Effects 0.000 claims description 53
- 230000005855 radiation Effects 0.000 claims description 20
- 238000001514 detection method Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 238000013082 photovoltaic technology Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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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
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S30/00—Arrangements for moving or orienting solar heat collector modules
- F24S30/40—Arrangements for moving or orienting solar heat collector modules for rotary movement
- F24S30/42—Arrangements for moving or orienting solar heat collector modules for rotary movement with only one rotation axis
- F24S30/425—Horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/40—Arrangements for controlling solar heat collectors responsive to temperature
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
- H02S20/32—Supporting structures being movable or adjustable, e.g. for angle adjustment specially adapted for solar tracking
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/20—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
- F24S2020/23—Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants movable or adjustable
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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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- 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
- Y02E10/47—Mountings or tracking
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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
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The invention discloses a butterfly type solar tube thermal power generation supporting bracket which comprises a fixed base, wherein a rotating seat is arranged inside the fixed base, a first bracket is arranged at the upper end of the rotating seat, the upper end of the first bracket is connected with a telescopic rod, the top end of the telescopic rod is connected with a mirror surface bracket, one side of the mirror surface bracket is connected with a reflector, one side of the reflector is connected with a connecting rod, one end of the connecting rod is connected with a heat collecting tube, and one end of the mirror surface bracket is connected with a second bracket connected with the rotating seat. This butterfly solar tube thermal power generation support is through setting up the telescopic link and rotating the seat, can reach the different sun-struck angles in root and carry out the adjusting position, and better messenger solar energy obtains utilizing, and the device structure is nimble simultaneously, need not adjust through effects such as motor, convenient to use, and easy operation.
Description
Technical Field
The invention relates to the technical field of solar heating, in particular to a butterfly type solar tube thermal power generation supporting bracket.
Background
At present, solar power generation mainly comprises photovoltaic power generation and photo-thermal power generation, the photovoltaic technology is widely applied to various fields, the photo-thermal power generation is used for generating power through high temperature generated by light condensation, and the efficiency is high. The prediction of the European solar thermal power generation society and the green and peace organization shows that the cumulative annual growth rate of the solar thermal power generation in the global energy supply share will reach 17% -27% within the next 5-10 years, and the prospect is consistently good. At present, solar photo-thermal power generation mainly comprises a tower type solar photo-thermal power generation system, a disc type solar photo-thermal power generation system and a groove type solar photo-thermal power generation system, wherein the disc type solar photo-thermal power generation system has the highest power generation efficiency, the working principle of the solar photo-thermal power generation system is that incident sunlight is concentrated on a focus through a rotating paraboloidal reflector in the system, so that a solar tube placed on the focus collects heat and is converted into mechanical energy, and then the mechanical energy is converted into electric energy to achieve the purpose of power generation.
The prior art has the following defects or problems: the existing mounting rack often adopts a fixed structure, the device is fixed in a welding mode, and the sunlight irradiation angles in different seasons are different, so that the device is inconvenient to adjust and the conversion efficiency is influenced.
Disclosure of Invention
The invention aims to provide a butterfly type solar tube thermal power generation support frame aiming at the defects in the prior art so as to achieve the purpose of adjusting the position along with the sunlight irradiation angle.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a butterfly solar tube thermal power generation support holder, includes unable adjustment base, unable adjustment base's inside is equipped with rotates the seat, the upper end of rotating the seat is equipped with first support, the upper end of first support is connected with the telescopic link, the top of telescopic link is connected with the mirror surface support, one side of mirror surface support is connected with the reflector, one side of reflector is connected with the connecting rod, the one end of connecting rod is connected with the thermal-collecting tube, the one end of mirror surface support is connected with the second support that is connected with and rotates the seat, its characterized in that: the inside bottom of first support is equipped with the connecting seat, the upper end of connecting seat is equipped with the threaded rod, the one end that is close to the connecting seat of threaded rod (14) is equipped with the second bevel gear, one side of second bevel gear is equipped with first bevel gear, the one end of first bevel gear is connected with the crank, the upper end of threaded rod is connected with the female connection piece that is connected with the telescopic link.
As a preferred technical scheme of the invention, an inward-recessed rotating groove is formed in the fixed base, a ball is arranged in the rotating groove, a positioning hole is formed in the top of the rotating seat, a fixing hole connected with the fixed base is formed in the upper end of the positioning hole, and a connecting block is connected to the top end of the second support.
As a preferable technical scheme of the invention, the size of the first bevel gear is matched with that of the second bevel gear, the second bevel gear is fixedly connected with the threaded rod, and the crank is rotationally connected with the threaded rod through the second bevel gear.
As a preferred technical scheme, the thread size of the threaded rod is matched with that of the internal thread connecting block and is in rotary connection with the connecting seat through threads, and the threaded rod is in rotary connection with the connecting seat.
As a preferred technical scheme of the invention, the size of the sphere is matched with the internal height of the rotating groove, the height of the rotating seat is matched with the internal height of the rotating groove, and the rotating seat is rotatably connected with the fixed base through the rotating groove;
the positioning holes are evenly distributed on the top of the rotating seat, the size of the positioning holes is the same as that of the fixing holes, and the positioning holes are fixedly connected with the fixing holes through fixing bolts.
As a preferred technical scheme of the invention, a rotating shaft connected with the second support is connected to the center of the connecting block, a sliding block is connected to one end of the connecting block, and a sliding groove connected with the mirror support is arranged at one end of the sliding block.
As a preferable technical scheme of the invention, the second bracket is rotatably connected with the connecting block through a rotating shaft.
As the preferable technical scheme of the invention, the connecting rods are divided into three groups and are fixedly connected with the heat collecting pipes.
As a preferable technical scheme of the invention, the connecting block is connected with the mirror bracket in a sliding way through a sliding groove.
As a preferred technical solution of the present invention, the connecting rod is connected with a fixing device, the fixing device including:
the connecting rod seat is inserted into the connecting rod seat, a limiting table is arranged at the left end of the connecting rod and used for limiting the insertion depth of the connecting rod, a third driving motor is arranged on the connecting rod and used for driving the connecting rod to move along the axis of the connecting rod seat, the connecting rod seat is a telescopic hollow cylindrical body, a limiting structure is arranged between the connecting rod seat and the connecting rod, and the limiting structure is used for preventing the connecting rod seat and the connecting rod from retracting when the connecting rod seat and the connecting rod extend to a set length;
the telescopic hollow cylindrical body comprises an inner rod body and an outer rod body, the inner rod body is connected with the outer rod body through threads, the inner rod body is provided with the limiting structure, the outer rod body is connected with the heat collecting pipe, the right end of the inner rod body is provided with a motor supporting seat, the middle part of the motor supporting seat is provided with a central hole, and a first driving motor is arranged in the central hole and can drive the inner rod body to rotate, so that the inner rod body can move in the outer rod body along the axial direction to adjust the axial length of the telescopic hollow cylindrical body;
the limiting structure comprises a limiting groove arranged on the inner wall of a connecting rod seat and a concave hole arranged on the cylinder wall of the connecting rod, the limiting groove is communicated with the concave hole after a telescopic rod extends to a set length, a limiting ball is arranged in the concave hole and is used for being clamped in the limiting groove and the concave hole when the limiting groove is communicated with the concave hole, a ball pushing rod is connected in the connecting rod in a sliding mode and is used for pushing the limiting ball into the limiting groove when the limiting groove is communicated with the concave hole, a ball pushing spring is further arranged in the connecting rod and is used for providing acting force required by the axial movement of the ball pushing rod, a moving block is arranged on the right side of the ball pushing spring and is in threaded connection with the inner wall of the connecting rod, a second driving motor is arranged in the moving block and is used for driving the moving block 6016 to move in the connecting rod, thereby driving the extension or compression of the ball pushing spring;
one side of the outer rod body, which is far away from the connecting rod, is provided with a buffer device, the buffer device is fixedly connected with the heat collecting tube, the heat collecting tube comprises a main body and an air bag, and two cylinders are arranged in the main body.
As a preferred embodiment of the present invention, the method further comprises:
the timer is arranged on the heat collecting tube and used for recording the heat collecting time of the heat collecting tube;
the first temperature sensor is arranged on the heat collecting pipe and used for detecting the temperature of the heat collecting pipe;
the second temperature sensor is arranged on the second support and used for detecting the temperature of the environment where the heat collecting pipe is located;
the solar radiation measuring meter is arranged on the heat collecting pipe and used for detecting the radiation quantity of the sun on the heat collecting pipe;
a controller electrically connected to the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, the controller controlling the extension and retraction of the telescopic rod based on the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, thereby adjusting the angle of the mirror support.
As a preferred embodiment of the present invention, the controller controls the extension and retraction of the telescopic rod based on the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, and comprises the following steps:
the method comprises the following steps: calculating a heat loss coefficient of the collector tube based on the timer, the first temperature sensor, the second temperature sensor, and equation (1):
wherein G issIs the heat loss coefficient of the collector tube, sigma is the air density, R0Is the specific heat of air, V is the volume of the heat collecting tube, Delta T is the heat collecting time of the heat collecting tube recorded by the timer, d is the diameter of the heat collecting tube, J is the length of the heat collecting tube,
the temperature of the heat collecting pipe before heat collection, namely the detection value of the first temperature sensor before heat collection of the heat collecting pipe,
the temperature of the heat collecting tube after heat collection is the detection value of the first temperature sensor after the heat collecting tube collects heat,
is the temperature of the environment where the heat collecting tube is located, namely the detection value of the second temperature sensor, In is the logarithm of which the base number is e, s1Is the inner surface area, S, of the collector tube2The area of the outer surface of the heat collecting pipe irradiated by sunlight;
step two: calculating the actual heat collection efficiency of the heat collection tube based on the formula (1), the solar radiation meter and the formula (2):
wherein the content of the first and second substances,
in order to obtain the actual heat collecting efficiency of the heat collecting tube, A is the irradiation amount of the sun on the heat collecting tube, namely the detection value of the solar irradiation measuring meter, gamma is the mass of the heat collecting tube, V is the volume of the heat collecting tube, and W is the power generation power of the butterfly solar tube thermal power generation;
step three: the controller compares the actual heat collection efficiency of the heat collection tube with the preset minimum heat collection efficiency of the heat collection tube, when the actual heat collection efficiency of the heat collection tube is smaller than the preset minimum heat collection efficiency of the heat collection tube, the controller controls the telescopic rod to adjust the angle of the mirror support, so that the size of the outer surface area, irradiated by sunlight, of the heat collection tube is adjusted, the actual heat collection efficiency of the heat collection tube is changed, and the heat collection efficiency of the heat collection tube is larger than or equal to the minimum heat collection efficiency of the heat collection tube.
Compared with the prior art, the invention provides a butterfly type solar tube thermal power generation support bracket, which has the following beneficial effects:
1. according to the butterfly type solar tube thermal power generation supporting bracket, due to the fact that the telescopic rod and the rotating seat are arranged, due to the fact that the irradiation angles of sunlight are different in the same place in different seasons, when butterfly type solar energy works, the butterfly type solar energy is often fixedly connected, the sunlight cannot be better collected, the position of a mirror surface can be adjusted through angle adjustment after improvement, and therefore the sunlight can be better collected;
2. this butterfly solar tube thermal power generation support through setting up, crank and fixed orifices, the effect of crank simultaneously makes its position angle change, simple easy operation, and when rotating the rotation seat, pivoted rigidity that can also rotate simultaneously.
Drawings
FIG. 1 is a schematic structural view of a butterfly solar tube thermal power generation support bracket according to the invention;
FIG. 2 is a schematic view of a partial structure of the butterfly solar tube thermal power generation support bracket of the invention;
FIG. 3 is a partial structural schematic view of the butterfly solar tube thermal power generation support bracket of the invention;
FIG. 4 is a schematic structural view of a joint of a fixed base and a rotating base in the butterfly-type solar tube thermal power generation support bracket of the invention;
FIG. 5 is a schematic view of a partial structure of the butterfly solar tube thermal power generation support bracket of the invention;
FIG. 6 is an overall view of the fixing device of the present invention;
FIG. 7 is a schematic non-extended configuration of the fastening device of the present invention;
FIG. 8 is a schematic view of an elongated structure of the fastening device of the present invention;
FIG. 9 is a schematic view of the non-extended position-limiting structure of the fixing device of the present invention;
fig. 10 is a schematic structural diagram of a buffering device according to the present invention.
In the figure: 1. a fixed base; 2. a rotating seat; 3. a first bracket; 4. a telescopic rod; 5. a mirror support; 6. a connecting rod; 7. a heat collecting pipe; 8. a reflective mirror; 9. a second bracket; 10. an internal thread connecting block; 11. a connecting seat; 12. a crank; 13. a first bevel gear; 14. a threaded rod; 15. a second bevel gear; 16. a sphere; 17. positioning holes; 18. a fixing hole; 19. a rotating groove; 20. a rotating shaft; 21. connecting blocks; 22. a slider; 23. a chute; 6011. a limiting table; 6012. concave holes; 6013. a limiting ball; 6014. pushing a ball rod; 6015. a ball pushing spring; 6016. a moving block; 6017. a first drive motor; 6002. a connecting rod seat; 6021. an inner rod body; 6022. an outer rod body; 6023. a second drive motor; 6024. a motor supporting seat; 6025. a limiting groove; 6026. a buffer device; 6027. a cylinder; 6028. a main body; 6029. an air bag.
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, in this embodiment: a butterfly type solar tube thermal power generation supporting bracket comprises a fixed base 1, a rotating base 2 is arranged inside the fixed base 1, a first bracket 3 is arranged at the upper end of the rotating base 2, a telescopic rod 4 is connected at the upper end of the first bracket 3, a mirror surface bracket 5 is connected at the top end of the telescopic rod 4, a reflector 8 is connected at one side of the mirror surface bracket 5, a connecting rod 6 is connected at one side of the reflector 8, a heat collecting tube 7 is connected at one end of the connecting rod 6, a second bracket 9 connected with the rotating base 2 is connected at one end of the mirror surface bracket 5, a connecting base 11 is arranged at the bottom end inside the first bracket 3, a threaded rod 14 is arranged at the upper end of the connecting base 11, a second bevel gear 15 is arranged at one end of the threaded rod 14 close to the connecting base 11, a first bevel gear 13 is arranged at one side of the second bevel gear 15, a crank 12 is connected, fixing base 1's inside is equipped with inside sunken rotation groove 19, the inside of rotating groove 19 is equipped with spheroid 16, the top of rotating seat 2 is equipped with locating hole 17, the upper end of locating hole 17 is equipped with the fixed orifices 18 that are connected with fixing base 1, the top of second support 9 is connected with connecting block 21, the central point of connecting block 21 puts and is connected with the axis of rotation 20 that is connected with second support 9, the one end of connecting block 21 is connected with slider 22, slider 22's one end is equipped with the spout 23 that is connected with mirror surface support 5.
In the embodiment, the size of the first bevel gear 13 is matched with that of the second bevel gear 15, the second bevel gear 15 is fixedly connected with the threaded rod 14, the crank 12 is rotatably connected with the threaded rod 14 through the second bevel gear 15, and in the adjusting process, the crank 12 is rotated to drive the threaded rod 14 to rotate, so that the structure is simple and easy to operate; the thread size of the threaded rod 14 is matched with that of the internal thread connecting block 10 and is in threaded rotary connection, the threaded rod 14 is in rotary connection with the connecting seat 11, and due to the fact that threaded connection exists between the threaded rod 14 and the internal thread connecting block 10, when the threaded rod 14 rotates, the telescopic rod 4 can move up and down, and therefore the angle of a mirror face is adjusted; the size of the sphere 16 is matched with the internal height of the rotating groove 19, the height of the rotating seat 2 is matched with the internal height of the rotating groove 19, the rotating seat 2 is rotatably connected with the fixed base 1 through the rotating groove 19, the rotating seat 2 can be easily rotated due to the existence of the groove and the action of the sphere 16, the internal structure is simple, and the angle can be conveniently adjusted by people; the positioning holes 17 are evenly distributed on the top of the rotating seat 2, the size of the positioning holes 17 is the same as that of the fixing holes 18, the positioning holes 17 are fixedly connected with the fixing holes 18 through fixing bolts, and the main function is to fix the rotating seat 2 and prevent the rotating seat from rotating randomly when the rotating seat reaches a proper position in the angle adjusting process; the second support 9 is rotatably connected with the connecting block 21 through a rotating shaft 20, and mainly has the main function of assisting the mirror surface to rotate when the telescopic rod 4 acts, so that the flexibility of the mirror surface support 5 is improved; the connecting rods 6 are divided into three groups and fixedly connected with the heat collecting pipes 7, and mainly used for fixing the heat collecting pipes 7, thermally converting light reflected by the mirror surfaces by the pipes and conveying the light to the thermal conversion electric equipment; the connecting block 21 is slidably connected to the mirror support 5 through a sliding groove 23, and plays an auxiliary role in the rotation process of the mirror support 5.
The working principle and the using process of the invention are as follows: in the use, the user will be at first with the approximate direction of aiming at sunshine of mirror surface earlier, fix it on the level subaerial through unable adjustment base 1's effect, then through rotating crank 12, drive 4 up-and-down motion of telescopic link through the gear, the mirror surface upwards or downstream, when adjusting to suitable position, rotate seat 2 through rotating, carry out the level alignment again, combine telescopic link 4, until finding accurate position can, then will rotate seat 2 with the fixed screw and fix and prevent its rotation, secondly because threaded rod 14 and telescopic link 4 have the screw thread simultaneously, can not take place easily and rotate, connect relevant equipment, make sunshine concentrate the reflection can normal use on the pipe.
In one embodiment, a fixing device is connected to the connecting rod 6, the fixing device comprising:
the connecting rod support 6002 is provided, the connecting rod 6 is inserted into the connecting rod support 6002, a limiting platform 6011 is disposed at the left end of the connecting rod 6, the limiting platform 6011 is configured to limit the insertion depth of the connecting rod 6, a third driving motor is disposed on the connecting rod 6, the third driving motor is configured to drive the connecting rod 6 to move along the axis of the connecting rod support 6002, the connecting rod support 6002 is a telescopic hollow cylindrical body, a limiting structure is disposed between the connecting rod support 6002 and the connecting rod 6, and the limiting structure is configured to prevent the connecting rod support 6002 and the connecting rod 6 from retracting when the connecting rod support 6002 and the connecting rod 6 extend to a set length;
the telescopic hollow cylindrical body comprises an inner rod body 6021 and an outer rod body 6022, the inner rod body 6021 is connected with the outer rod body 6022 through threads, the inner rod body 6021 is provided with the limiting structure, the outer rod body 6022 is connected with the heat collecting tube 7, the right end of the inner rod body 6021 is provided with a motor support 6024, the middle part of the motor support 6024 is provided with a central hole, and a first driving motor 6017 is arranged in the central hole and can drive the inner rod body 6021 to rotate, so that the inner rod body 6021 can move in the outer rod body 6022 along the axial direction to adjust the axial length of the telescopic hollow cylindrical body;
the limiting structure comprises a limiting groove 6025 arranged on the inner wall of a connecting rod seat 6002 and a concave hole 6012 arranged on the wall of a connecting rod 6, the limiting groove 6025 is communicated with the concave hole 6012 after an expansion rod 4 is expanded to a set length, a limiting ball 6013 is arranged in the concave hole 6012, the limiting ball 6013 is used for being clamped in the limiting groove 6025 and the concave hole 6012 when the limiting groove 6025 is communicated with the concave hole 6012, a ball pushing rod 6014 is connected in the connecting rod 6 in a sliding manner, the ball pushing rod 6014 is used for pushing the limiting ball 6013 into the limiting groove 6025 when the limiting groove 6025 is communicated with the concave hole 6012, a ball pushing spring 6015 is further arranged in the connecting rod 6, the ball pushing spring 6015 is used for providing an acting force required by the axial movement of the ball pushing rod 4, a moving block 6016 is arranged on the right side of the ball pushing spring 6015, the moving block 6016 is connected with the inner wall of the connecting rod 6 in a threaded manner, a second driving motor 6023 is, the moving block 6016 is driven to move in the connecting rod 6, so that the ball pushing spring 6015 is driven to extend or compress;
a buffer device 6026 is arranged on one side of the outer rod body 6022 away from the connecting rod 6, the buffer device 6026 is fixedly connected with the heat collecting tube 7, the heat collecting tube 7 comprises a main body 6028 and an air bag 6029, and two air cylinders 6027 are arranged in the main body 6028.
The working principle and the beneficial effects of the embodiment are as follows: when the position of the heat collecting tube 7 needs to be adjusted, so that the heat collecting efficiency of the heat collecting tube 7 is higher, the three connecting rods 6 can be extended or shortened to enable the heat collecting tube 7 to be in a better heat collecting position, when the connecting rods 6 are extended, the first driving motor 6017 drives the inner rod 6021 to rotate, the rotation of the inner rod 6021 is converted into the movement of the inner rod 6021 on the outer rod 6022 under the matching of the threads, when the inner rod 6021 moves to a proper position, the first driving motor 6017 stops rotating, the third driving motor drives the connecting rod 6001 to move along the axis of the connecting rod seat 6002, so that the limiting groove 6025 is communicated with the concave hole 6012, and then the second driving motor 6023 drives the moving block 6 to move in the connecting rod 6001, so that the ball pushing spring 6015 is compressed, so that the ball pushing rod 6014 pushes the limiting ball 6013 into the concave hole 6012 when the limiting groove 6025 is communicated with the concave hole 2 In the position groove 6025, a limiting effect is achieved, the inner rod body 6021 is rotated and converted into the movement of the inner rod body 6021 in the outer rod body 6022 through the design of the thread, the insertion depth of the connecting rod 6001 can be limited through the design of the limiting table 6011, the whole connecting rod 6 is simple in design structure and convenient to use, when the fixing device 6026 is extended or shortened, the air bag 6029 is inflated by the air cylinder 6027, the heat collecting pipe 7 is prevented from being damaged due to vibration and impact, and the normal operation of the heat collecting pipe 7 is ensured, so that the service life of the heat collecting pipe is prolonged.
In one embodiment, further comprising:
the timer is arranged on the heat collecting tube 7 and used for recording the heat collecting time of the heat collecting tube 7;
the first temperature sensor is arranged on the heat collecting pipe 7 and used for detecting the temperature of the heat collecting pipe 7;
the second temperature sensor is arranged on the second support 9 and used for detecting the temperature of the environment where the heat collecting pipe 7 is located;
the solar radiation meter is arranged on the heat collecting pipe 7 and used for detecting the radiation quantity of the sun on the heat collecting pipe 7;
a controller electrically connected to the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, the controller controlling the extension and retraction of the telescopic rod 4 based on the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, thereby adjusting the angle of the mirror support 5.
In one embodiment, the controller controls the extension and retraction of the telescopic rod 4 based on the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, comprising the steps of:
the method comprises the following steps: calculating the heat loss coefficient of the heat collecting pipe 7 based on the timer, the first temperature sensor, the second temperature sensor and the formula (1):
wherein G issIs the heat loss coefficient of the collector tube 7, sigma is the air density, R0Is the specific heat of air, V is the volume of the heat collecting tube 7, Delta T is the heat collecting time of the heat collecting tube 7 recorded by the timer, d is the diameter of the heat collecting tube 7, J is the length of the heat collecting tube 7,
the temperature of the heat collecting tube 7 before heat collection, that is, the detection value of the first temperature sensor before heat collection of the heat collecting tube 7,
the temperature of the heat collecting tube 7 after heat collection is the detection value of the first temperature sensor after the heat collecting tube 7 collects heat,
is the temperature of the environment where the heat collecting tube 7 is located, i.e. the detection value of the second temperature sensor, In is the logarithm of the base number e, s1Is the inner surface area, S, of the heat collecting tube 72The outer surface area of the heat collecting tube 7 irradiated by sunlight;
step two: calculating the actual heat collection efficiency of the heat collection tube 7 based on the formula (1), the solar radiation meter and the formula (2):
wherein the content of the first and second substances,
in order to obtain the actual heat collecting efficiency of the heat collecting tube 7, a is the irradiation amount of the sun on the heat collecting tube 7, namely the detection value of the solar irradiation meter, γ is the mass of the heat collecting tube 7, V is the volume of the heat collecting tube 7, and W is the power generation power of the butterfly solar tube for thermal power generation;
step three: the controller compares the actual heat collection efficiency of the heat collection tube 7 with the preset minimum heat collection efficiency of the heat collection tube 7, and when the actual heat collection efficiency of the heat collection tube 7 is smaller than the preset minimum heat collection efficiency of the heat collection tube 7, the controller controls the telescopic rod 4 to adjust the angle of the mirror support 5, so that the size of the outer surface area, irradiated by sunlight, of the heat collection tube 7 is adjusted, the actual heat collection efficiency of the heat collection tube 7 is changed, and the heat collection efficiency of the heat collection tube 7 is larger than or equal to the minimum heat collection efficiency of the heat collection tube 7.
The working principle and the beneficial effects of the embodiment are as follows: firstly calculating the heat loss coefficient of the heat collecting tube 7 based on the timer, the first temperature sensor, the second temperature sensor and a formula (1), then calculating the actual heat collecting efficiency of the heat collecting tube 7 based on the formula (1), the solar radiation meter and a formula (2), finally comparing the actual heat collecting efficiency of the heat collecting tube 7 with the preset minimum heat collecting efficiency of the heat collecting tube 7 by a controller, when the actual heat collecting efficiency of the heat collecting tube 7 is smaller than the preset minimum heat collecting efficiency of the heat collecting tube 7, controlling the telescopic rod (4) by the controller to adjust the angle of the butterfly-type solar tube thermal power generation supporting bracket, so as to adjust the size of the outer surface area of the heat collecting tube 7 irradiated by sunlight, further influence the actual heat collecting efficiency of the heat collecting tube 7, and enable the heat collecting efficiency of the heat collecting tube 7 to be larger than or equal to the minimum heat collecting efficiency of the, when the heat loss coefficient of the heat collecting pipe 7 is calculated, the detection value of the first temperature sensor and the detection value of the second temperature sensor are added, so that the calculated heat loss coefficient is more accurate, the heat collecting efficiency of the heat collecting pipe 7 is calculated, the detection value of the solar radiation measuring meter and the power generation power of the butterfly type solar pipe for thermal power generation are introduced, the heat collecting efficiency of the heat collecting pipe 7 is more consistent with the actual heat collecting efficiency of the heat collecting pipe 7 in actual work, and the whole control process ensures the working efficiency of the butterfly type solar pipe for thermal power generation.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a butterfly solar tube thermal power generation support holder, includes unable adjustment base (1), the inside of unable adjustment base (1) is equipped with rotates seat (2), the upper end of rotating seat (2) is equipped with first support (3), the upper end of first support (3) is connected with telescopic link (4), the top of telescopic link (4) is connected with mirror surface support (5), one side of mirror surface support (5) is connected with reflector (8), one side of reflector (8) is connected with connecting rod (6), the one end of connecting rod (6) is connected with thermal-collecting tube (7), the one end of mirror surface support (5) is connected with second support (9) that are connected with rotation seat (2), its characterized in that: the inside bottom of first support (3) is equipped with connecting seat (11), the upper end of connecting seat (11) is equipped with threaded rod (14), the one end that is close to connecting seat (11) of threaded rod (14) is equipped with second bevel gear (15), one side of second bevel gear (15) is equipped with first bevel gear (13), the one end of first bevel gear (13) is connected with crank (12), the upper end of threaded rod (14) is connected with female connection piece (10) that are connected with telescopic link (4).
2. The butterfly solar tube thermal power generation support bracket of claim 1, wherein: the inside of unable adjustment base (1) is equipped with inside sunken rotation groove (19), the inside of rotating groove (19) is equipped with spheroid (16), the top of rotating seat (2) is equipped with locating hole (17), the upper end of locating hole (17) is equipped with fixed orifices (18) that are connected with unable adjustment base (1), the top of second support (9) is connected with connecting block (21).
3. The butterfly solar tube thermal power generation support bracket of claim 1, wherein: the size of the first bevel gear (13) is matched with that of the second bevel gear (15), the second bevel gear (15) is fixedly connected with the threaded rod (14), and the crank (12) is rotatably connected with the threaded rod (14) through the second bevel gear (15).
4. The butterfly solar tube thermal power generation support bracket of claim 1, wherein: the size of the thread of the threaded rod (14) is matched with the size of the internal thread connecting block (10) and is in threaded rotation connection, and the threaded rod (14) is in rotational connection with the connecting seat (11).
5. The butterfly solar tube thermal power generation support bracket of claim 2, wherein: the size of the sphere (16) is matched with the inner height of the rotating groove (19), the height of the rotating seat (2) is matched with the inner height of the rotating groove (19), and the rotating seat (2) is rotatably connected with the fixed base (1) through the rotating groove (19);
the positioning holes (17) are evenly distributed on the top of the rotating seat (2), the size of the positioning holes (17) is the same as that of the fixing holes (18), and the positioning holes (17) are fixedly connected with the fixing holes (18) through fixing bolts.
6. The butterfly solar tube thermal power generation support bracket of claim 1, wherein: the center position of connecting block (21) is connected with axis of rotation (20) that are connected with second support (9), the one end of connecting block (21) is connected with slider (22), the one end of slider (22) is equipped with spout (23) that are connected with mirror surface support (5), second support (9) are connected with connecting block (21) rotation through axis of rotation (20).
7. The butterfly solar tube thermal power generation support bracket of claim 1, wherein: connecting rod (6) divide into three groups, and with thermal-collecting tube (7) fixed connection, connecting block (21) pass through spout (23) and mirror surface support (5) sliding connection.
8. The butterfly solar tube thermal power generation support bracket of claim 1, wherein: the connecting rod (6) is connected with a fixing device, which comprises:
the connecting rod support (6002) is inserted into the connecting rod support (6002), a limiting table (6011) is arranged at the left end of the connecting rod (6), the limiting table (6011) is used for limiting the insertion depth of the connecting rod (6), a third driving motor is arranged on the connecting rod (6) and used for driving the connecting rod (6) to move along the axis of the connecting rod support (6002), the connecting rod support (6002) is a telescopic hollow cylindrical body, a limiting structure is arranged between the connecting rod support (6002) and the connecting rod (6), and the limiting structure is used for preventing the connecting rod support (6002) and the connecting rod (6) from retracting when the connecting rod support (6002) and the connecting rod (6) extend to a set length;
the telescopic hollow cylindrical body comprises an inner rod body (6021) and an outer rod body (6022), the outer rod body (6022) can be connected to the heat collecting tube (7) in a bolt mode, the inner rod body (6021) is connected with the outer rod body (6022) through threads, the inner rod body (6021) is provided with the limiting structure, the outer rod body (6022) is connected with the heat collecting tube (7), the right end of the inner rod body (6021) is provided with a motor supporting seat (6024), the middle of the motor supporting seat (6024) is provided with a central hole, and a first driving motor (6017) is arranged in the central hole and can drive the inner rod body (6021) to rotate, so that the inner rod body (6021) can move in the outer rod body (6022) along the axial direction to adjust the axial length of the telescopic hollow cylindrical body;
the limiting structure comprises a limiting groove (6025) arranged on the inner wall of a connecting rod seat (6002) and a concave hole (6012) arranged on the wall of a connecting rod (6), the limiting groove (6025) is communicated with the concave hole (6012) after a telescopic rod (4) extends to a set length, a limiting ball (6013) is arranged in the concave hole (6012), the limiting ball (6013) is used for being clamped in the limiting groove (6025) and the concave hole (6012) when the limiting groove (6025) is communicated with the concave hole (6012), a ball pushing rod (6014) is connected in the connecting rod (6) in a sliding mode, the ball pushing rod (6014) is used for pushing the limiting ball (6013) into the limiting groove (6025) when the limiting groove (6025) is communicated with the concave hole (6012), a ball pushing spring (6015) is further arranged in the connecting rod (6), and the ball pushing spring (6015) is used for providing acting force required by the axial movement of the ball pushing rod (6014), a moving block (6016) is arranged on the right side of the ball pushing spring (6015), the moving block (6016) is in threaded connection with the inner wall of the connecting rod (6), a second driving motor (6023) is arranged in the moving block (6016) and used for driving the moving block (6016) to move in the connecting rod (6) so as to drive the ball pushing spring (6015) to extend or compress,
a buffer device (6026) is arranged on one side of the outer rod body (6022) far away from the connecting rod (6), the buffer device (6026) is fixedly connected with the heat collecting tube (7), the heat collecting tube (7) comprises a main body (6028) and an air bag (6029), and two air cylinders (6027) are arranged in the main body (6028).
9. The butterfly solar tube thermal power generation support bracket of claim 1, wherein:
further comprising:
the timer is arranged on the heat collecting pipe (7) and used for recording the heat collecting time of the heat collecting pipe (7);
the first temperature sensor is arranged on the heat collecting pipe (7) and used for detecting the temperature of the heat collecting pipe (7);
the second temperature sensor is arranged on the second support (9) and used for detecting the temperature of the environment where the heat collecting pipe (7) is located;
the solar radiation meter is arranged on the heat collecting pipe (7) and used for detecting the radiation quantity of the sun on the heat collecting pipe (7);
a controller electrically connected to the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, the controller controlling the extension and retraction of the telescopic rod (4) based on the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, thereby adjusting the angle of the mirror support (5).
10. The butterfly solar tube thermal power generation support bracket of claim 9, wherein:
the controller controls the expansion and contraction of the expansion link (4) based on the timer, the first temperature sensor, the second temperature sensor and the solar radiation meter, comprising the steps of:
the method comprises the following steps: calculating a heat loss coefficient of the collector tube (7) based on the timer, the first temperature sensor, the second temperature sensor and equation (1):
wherein G issIs the heat loss coefficient of the heat collecting tube (7), sigma is the air density, R0Is the specific heat of air, V is the volume of the heat collecting tube (7), delta T is the heat collecting time of the heat collecting tube (7) recorded by the timer, d is the diameter of the heat collecting tube (7), J is the length of the heat collecting tube (7),
the temperature of the heat collecting pipe (7) before heat collection is the detection value of the first temperature sensor before heat collection of the heat collecting pipe (7),
the above-mentionedThe temperature of the heat collecting tube (7) after heat collection is the detection value of the first temperature sensor after the heat collecting tube (7) collects heat,
is the temperature of the environment where the heat collecting tube (7) is located, namely the detection value of the second temperature sensor, In is the logarithm of the base number e, s1Is the inner surface area, S, of the heat collecting tube (7)2The outer surface area of the heat collecting pipe (7) irradiated by sunlight;
step two: calculating the actual heat collection efficiency of the heat collection tube (7) based on the formula (1), the solar radiation meter and the formula (2):
wherein the content of the first and second substances,
the actual heat collection efficiency of the heat collection tube (7) is shown as A, the irradiation amount of the sun on the heat collection tube (7), namely the detection value of the solar irradiation measuring meter, gamma is the mass of the heat collection tube (7), V is the volume of the heat collection tube (7), and W is the power generation power of the butterfly solar tube for thermal power generation;
step three: the controller compares the actual heat collection efficiency of the heat collection tube (7) with the preset minimum heat collection efficiency of the heat collection tube (7), when the actual heat collection efficiency of the heat collection tube (7) is smaller than the preset minimum heat collection efficiency of the heat collection tube (7), the controller controls the telescopic rod (4) to adjust the angle of the mirror surface support (5), so that the size of the outer surface area, irradiated by sunlight, of the heat collection tube (7) is adjusted, the actual heat collection efficiency of the heat collection tube (7) is changed, and the heat collection efficiency of the heat collection tube (7) is larger than or equal to the minimum heat collection efficiency of the heat collection tube (7).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010983183.9A CN112033019A (en) | 2020-09-17 | 2020-09-17 | Butterfly type solar tube thermal power generation supporting bracket |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010983183.9A CN112033019A (en) | 2020-09-17 | 2020-09-17 | Butterfly type solar tube thermal power generation supporting bracket |
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| CN112033019A true CN112033019A (en) | 2020-12-04 |
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| CN202010983183.9A Withdrawn CN112033019A (en) | 2020-09-17 | 2020-09-17 | Butterfly type solar tube thermal power generation supporting bracket |
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| CN201954774U (en) * | 2011-01-24 | 2011-08-31 | 上海新产业光电技术有限公司 | Twice-reflection fixed-point solar energy collecting device and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20110253214A1 (en) * | 2010-04-16 | 2011-10-20 | Fung Gin Da Energy Science And Technology Co., Ltd. | Electricity generating apparatus using solar power |
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| CN105387999A (en) * | 2015-11-24 | 2016-03-09 | 中国科学院工程热物理研究所 | Method for testing optical efficiency of slot type solar thermal collector |
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Application publication date: 20201204 |