CN202421897U - Double-shaft active tracking device for solar photovoltaic assembly - Google Patents

Double-shaft active tracking device for solar photovoltaic assembly Download PDF

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Publication number
CN202421897U
CN202421897U CN2011205230302U CN201120523030U CN202421897U CN 202421897 U CN202421897 U CN 202421897U CN 2011205230302 U CN2011205230302 U CN 2011205230302U CN 201120523030 U CN201120523030 U CN 201120523030U CN 202421897 U CN202421897 U CN 202421897U
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CN
China
Prior art keywords
support
tracking
shaft
rocker
solar photovoltaic
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Withdrawn - After Issue
Application number
CN2011205230302U
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Chinese (zh)
Inventor
刘海涛
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Institute of Electrical Engineering of CAS
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Institute of Electrical Engineering of CAS
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Priority to CN2011205230302U priority Critical patent/CN202421897U/en
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Publication of CN202421897U publication Critical patent/CN202421897U/en
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Abstract

The utility model provides a double-shaft active tracking device for a solar photovoltaic assembly, relating to the technical field of solar machinery. By adopting a double-shaft all-directional active tracking technology, a bottom face of a base is fixedly connected with a bottom support, and a right side of the base is fixedly connected with an arm support; an upper end of a fixed support and an upper end of a movable support are fixedly connected with a bottom face of a movable frame; a lower end of a lower support and a contact switch are fixedly connected with the movable frame; an upper end of an upper support is fixedly connected with the bottom face of the movable frame; a lower end of a fixed support is fixedly connected with an upper face of the movable frame; the upper end of the fixed support is fixedly connected with a speed reducer; the speed reducer is fixedly connected with a gear box; the gear box is fixedly connected with a motor and an angle meter; and a movable frame shaft is fixedly connected with a lower end of the upper support; a lower end of a hydraulic device is fixedly connected with the bottom support, and a stretchable end head at an upper end of the hydraulic device is fixedly connected with the fixed support; the arm support is fixedly connected with the movable support through a shaft pin; the angle meter is fixedly connected with a vertical heavy punch; an output shaft of a motor is fixedly connected with an input shaft of the gear box; an output shaft of the gear box is fixedly connected with an input shaft of the speed reducer; an output shaft of the speed reducer is fixedly connected with one end of the movable frame shaft; and the movable frame shaft passes through a shaft hole of the lower support, and the movable frame shaft is movably connected with the shaft hole of the lower support. The double-shaft active tracking device is used for tracking sunlight in all areas and all weather, and the tracking precision is high.

Description

The solar photovoltaic assembly twin shaft is tracking means initiatively
Technical field
The utility model solar photovoltaic assembly twin shaft is tracking means initiatively, relates to field of mechanical technique; Be particularly related to the field of mechanical technique that sun power utilizes; Relate in particular to the field of mechanical technique of following the tracks of sunshine and making full use of sun power; Be specifically related to initiatively tracking means technical field of solar photovoltaic assembly radiation angle high precision twin shaft.
Background technology
With regard to the sun power utilization, all adopt solar tracking device, mostly existing tracking means is the tracking means of single shaft, passive type.Because tracker is mounted in the open air; Light activated element is often hidden by dust, and this will make the light activated element photoperceptivity weaken, and cause system acting blunt; Also can cause the misalignment angle of initial tracking to become big; Perhaps work as two contaminated degree of light activated element not simultaneously, their output will form an intrinsic deviation, also will cause accurately tracking position of sun of solar panel; Especially the weather at cloudy or strong wind also can make tracker can't accurately capture correct position of sun and shake repeatedly, causes tracking accuracy inaccurate; Simultaneously, the tracking means of single shaft passive type can only track side's parallactic angle, can not follow the tracks of the angle of pitch.Conclusion is got up, and deficiency, defective and drawback that existing known technology exists are: complex structure and serviceable life are short, and tracking accuracy is low and can't following in elevation, receive weather effect greatly and be prone to cause device damage, and the area of application scope is little and comprehensive benefit is poor.Professional knowledge based on the inventor reaches the unremitting pursue to cause with abundant working experience; On conscientious and sufficient investigation, understanding, analysis, summary, the existing known technology of research and present situation basis; Take " the comprehensive active of twin shaft is followed the tracks of " gordian technique, succeeded in developing the utility model.That is: the active tracker of twin shaft is the information such as longitude and latitude according to the place to use, calculates the position angle and the angle of pitch at the different sun constantly place of every day in 1 year, is stored in the control corresponding system; By the angle of calculating sunshine is followed the tracks of exactly.Compare with single shaft passive tracking device, have simple in structure, characteristics such as tracking accuracy is accurate, and the area of application is extensive; Can effectively improve the service efficiency of photovoltaic module, making full use of of solar photovoltaic assembly played bigger help; Deficiency, defective and drawback that existing known technology and present situation exist have been solved effectively.
The utility model content
The utility model is taked " the comprehensive active of twin shaft is followed the tracks of " gordian technique; The bottom surface of its base and the end support and the right side support with arm, solid support the upper end and shake support the upper end all with the reel cage bottom surface, down support lower end and contact switch all with reel cage, upward on the support with the rocker bottom surface, support lower end and above the reel cage and upper end and reductor, reductor and wheel box, wheel box and motor and inclinometer surely, the rocker axle all is fixedly connected with last support lower end; Hydraulic means lower end and the end, supported and the flexible termination of upper end is supported and shaken support with solid support, arm and all is connected through pivot pin work; Inclinometer is lived with vertical heavy-hammer and is connected; Motor output shaft all is fixedly connected with rocker axle one end with reductor input shaft, speed reducer output shaft with wheel box input shaft, output shaft of gear-box, and the rocker axle penetrates down and supports axis hole and the two connection of living.
1., take " twin shaft comprehensive active follow the tracks of " gordian technique the purpose that reaches through the utility model is:, the new equipment of " solar photovoltaic assembly radiation angle high precision twin shaft autotracker " is provided.2., make the design of the utility model unique practical, design science rationally, simple and ingenious structure, effect be significantly reliable.3., solve deficiency, defective and the drawback of existing known technology and present situation.4., full region, round-the-clock, omnibearing tracking accuracy be high, makes full use of the natural energy source of sun power.5., make the utility model be convenient to making and long service life and cost is low and comprehensive benefit is high, the convenient use and be beneficial to wide popularization and application.
For realizing above-mentioned purpose, the technical scheme that the utility model provides is:
A kind of solar photovoltaic assembly twin shaft is tracking means initiatively, by base, the end support, arm supports, supports admittedly, shakes support, reel cage, support down, go up support, decide support, wheel box, motor, inclinometer, vertical heavy-hammer, reductor, rocker axle, rocker, hydraulic means, contact switch constitute;
Said solar photovoltaic assembly twin shaft is tracking means initiatively; The bottom surface of its base and the end, supported and the right side is supported with arm, all upper end and reductor, reductor and wheel box, wheel box and motor and inclinometer, rocker axle all are fixedly connected with the lower end of last support with the top of reel cage with the bottom surface of the upper end of reel cage, upward support and rocker, the lower end of deciding support with the bottom surface of reel cage, the lower end of supporting down and contact switch for the solid upper end of supporting and the upper end of shaking support; The lower end of its hydraulic means and the end, supported and the flexible termination of upper end is supported and shaken support with solid support, arm and all is connected through pivot pin work; Its inclinometer is lived with vertical heavy-hammer and is connected; The output shaft of its motor all is fixedly connected with an end of rocker axle with the input shaft of reductor, the output shaft of reductor with the output shaft of the input shaft of wheel box, wheel box, and its rocker axle penetrates down axis hole and the two connection of living of supporting the upper end.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said base is a U-shaped frame shape structure, and the support of the said end, arm support, support admittedly, shake to support and be the support that is provided with pin hole; Said reel cage, rocker are support body shape structure; Saidly support down, go up to support and be the support that is provided with axis hole, saidly be supported for rectangular bar shape structure surely, said wheel box, reductor are reducer casing shape structure; Said motor is a stepless speed-change motor; Said inclinometer is the device that takes measurement of an angle, and said vertical heavy-hammer is the tapered cylindrical shape structure in bottom, and said rocker axle is an axle shape structure; Said hydraulic means is a hydraulic telescopic device, and said contact switch is the contact switch of contact.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, saidly supports down, goes up to support and all respectively be two.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said rocker all is fixedly connected with solar panel and sun light tracking device.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said wheel box is fixedly connected the termination that is replaced by the rocker axle other end and is fixedly connected with inclinometer with inclinometer.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said motor, inclinometer, hydraulic means, contact switch, sun light tracking device all are electrically connected with Computer Control Unit.
The principle of work and the course of work of the utility model are:
Shown in Figure of description; The said tracker of the utility model use the measurement of approach as photovoltaic module; According to the weight of photovoltaic module, need the computing equipment design moment, the said equipment moment of the utility model setting scheme is: the heavy 30KG of equipment; Per hour rotate about 15 degree, promptly the per minute rotating speed is 1/1440RPM; If coefficient of static friction is 0.2, the friction force that need overcome is about 30*0.2*9.8=58.8N; If the radius of gyration is 100mm, then can make the moment that equipment is turned over be about 58.8*0.1=5.88NM; The selection of direct current generator; Select torque motor to join PWM high precision revolution speed control system, stable control rate is 1RPM, joins reduction gear ratio and be 1440 speed reduction unit; Rotating speed can accurately be controlled at 1/1440RPM; Slowing down is the transmission of 3*4*4*5*6 Pyatyi, and establishing every grade of transmission efficiency is 0.85, the whole 0.85*0.85*0.85*0.85*0.85=0.444 of imitating.
1., the utility model carries out work (that is: program control system is controlled with PLC under the control of Computer Control Unit; Procedure stores is in controller; Can control position angle control structure and angle of pitch control structure simultaneously, to regulate the angle of tracker);
2., under the effect of hydraulic means, can carry out following in elevation, this luffing mechanism can realize-15 the degree to 75 the degree angular transformation; Wherein 25 degree can be realized through the moment electric pushrod to 75 degree angles, and-15 degree to the disposal of 25 degree adjustable support highly realizes;
3., under the effect of motor, wheel box, reductor, rocker axle, rocker, can carry out the tracking of various angles;
4., through 2., 3. said, realize the tracking of omnidirectional high-accuracy;
5., through contact switch, can rocker be controlled within 150 degree (being that-150 degree of 0 degree are to 150 degree rotations with the ground vertical direction promptly) to the amplitude of both sides swing, like inclement weathers such as strong wind, played effective protective effect to the utility model;
6., also be provided with manual control system; Its horizontal velocity is adjustable; Tracking velocity can realize that per hour follow the tracks of the accurate location of 15 degree; Tracking accuracy can reach 0.001 degree, also can realize the quick tracking of the about 30-50 degree of per minute, the rotation that resets, and has improved the dirigibility that the utility model uses greatly;
7., under prerequisite as stated, really accomplished full region, round-the-clock, omnibearing high precision tracking;
8., the design science of the utility model rationally, simple and ingenious structure, use is easy to operate, effect stability is reliable, easy to utilize.
Because the technical scheme that has adopted the utility model to provide; Owing to adopted " the comprehensive active of twin shaft is followed the tracks of " gordian technique; Because the principle of work and the course of work of the utility model are said; Because the bottom surface of its base of the utility model was supported the end of with the right side support with arm, solid support the upper end and shake support the upper end all with the reel cage bottom surface, down support lower end and contact switch all with reel cage, upward on the support with the rocker bottom surface, support lower end and above the reel cage and upper end and reductor, reductor and wheel box, wheel box and motor and inclinometer surely, the rocker axle all is fixedly connected with last support lower end; Hydraulic means lower end and the end, supported and the flexible termination of upper end is supported and shaken support with solid support, arm and all is connected through pivot pin work; Inclinometer is lived with vertical heavy-hammer and is connected; Motor output shaft all is fixedly connected with rocker axle one end with reductor input shaft, speed reducer output shaft with wheel box input shaft, output shaft of gear-box, and the rocker axle penetrates down and supports axis hole and the two connection of living.Make the utility model compare with existing known technology and present situation, the beneficial effect of acquisition is:
1, the utility model is taking on " the comprehensive active of twin shaft is followed the tracks of " gordian technique basis the new equipment of " the solar photovoltaic assembly twin shaft is tracking means initiatively " to be provided.
2, unique practical, the design science of the design of the utility model rationally, simple and ingenious structure, effect stability be reliable.
3, the utility model has solved deficiency, defective and the drawback of existing known technology and present situation.
4, the utility model carries out work under the control of Computer Control Unit, has realized the course of work of scientific, sequencing, robotization.
5, the utility model can carry out following in elevation under the effect of hydraulic means.
6, the utility model can carry out the tracking of various angles under the effect of motor, wheel box, reductor, rocker axle, rocker.
7, the utility model can be controlled at the amplitude of rocker to the both sides swing within 150 degree through contact switch, like inclement weathers such as strong wind, has played the effective protective effect to the utility model.
8, the utility model also is provided with manual control system; Its horizontal velocity is adjustable; Tracking velocity can realize that per hour follow the tracks of the accurate location of 15 degree; Tracking accuracy can reach 0.001 degree, also can realize the quick tracking of the about 30-50 degree of per minute, the rotation that resets, and has improved the dirigibility that the utility model uses greatly.
9, the utility model has really been accomplished full region, round-the-clock, omnibearing high precision tracking; Can make full use of the natural energy source of sun power; Meet the green energy resource requirement of environmental protection, made for the life of low-carbon (LC) production and low-carbon (LC) and sustainable development contribution should be arranged.
10, advanced unique, the design science of the design of the utility model rationally, simple and ingenious structure, use is easy to operate, effect stability is reliable, be easy to cost of manufacture low, make things convenient for long service life, comprehensive benefit height, effectively improved the technical merit of the industry, be convenient to wide popularization and application.
Description of drawings
Figure of description 1 is the initiatively synoptic diagram of tracking means embodiment of the utility model solar photovoltaic assembly twin shaft.
Label among the figure: 1, base, 2, the end supports, 3, arm supports, 4, the solid support, 5, shake support; 6, reel cage, 7, support down, 8, go up and support, 9, the fixed support, 10, wheel box; 11, motor, 12, inclinometer, 13, vertical heavy-hammer, 14, reductor; 15, rocker axle, 16, rocker, 17, hydraulic means, 18, contact switch.
Embodiment
Below in conjunction with Figure of description, the utility model is described in detail.Shown in Figure of description:
A kind of solar photovoltaic assembly twin shaft is tracking means initiatively, by base 1, the end support 2, arm supports 3, support 4 admittedly, shake support 5, reel cage 6, support 7 down, on support 8, support 9 surely, wheel box 10, motor 11, inclinometer 12, vertical heavy-hammer 13, reductor 14, rocker axle 15, rocker 16, hydraulic means 17, contact switch 18 constitute;
Said solar photovoltaic assembly twin shaft is tracking means initiatively; The bottom surface of its base 1 and the end support 2 and right side and arm support 3, the upper end supporting 4 upper end admittedly and shake support 5 all with the bottom surface of reel cage 6, down support 7 lower end and contact switch 18 all with reel cage 6, on support 8 upper end with the bottom surface of rocker 16, upper end and reductor 14, reductor 14 and wheel box 10, wheel box 10 and motor 11 and inclinometer 12, rocker axle 15 all are fixedly connected with the lower end of last support 8 with the top of reel cage 6 to support 9 lower end surely; The lower end of its hydraulic means 17 and the end support 2 and the flexible termination of upper end with support 4 admittedly, arm support 3 with shake support 5 and all be connected through pivot pin work; Its inclinometer 12 is lived with vertical heavy-hammer 13 and is connected; The output shaft of its motor 11 all is fixedly connected with an end of rocker axle 15 with the input shaft of reductor 14, the output shaft of reductor 14 with the input shaft of wheel box 10, the output shaft of wheel box 10, and its rocker axle 15 penetrates down axis hole and the two connection of living of supporting 7 upper ends.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said base 1 be a U-shaped frame shape structure, and the said end supports 2, arm supports 3, support 4 admittedly, shake support 5 is the support that is provided with pin hole; Said reel cage 6, rocker 16 are support body shape structure; Saidly support down 7, on support 8 and be the support that is provided with axis hole, saidly support 9 surely and be rectangular bar shape structure, said wheel box 10, reductor 14 are reducer casing shape structure; Said motor 11 is a stepless speed-change motor; The device of said inclinometer 12 for taking measurement of an angle, said vertical heavy-hammer 13 is the tapered cylindrical shape structure in bottom, said rocker axle 15 is an axle shape structure; Said hydraulic means 17 is a hydraulic telescopic device, and said contact switch 18 is the contact switch of contact.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, saidly support 7 down, on support 8 and all respectively be two.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said rocker 16 all is fixedly connected with solar panel and sun light tracking device.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said wheel box 10 is fixedly connected the termination that is replaced by rocker axle 15 other ends and is fixedly connected with inclinometer 12 with inclinometer 12.
Described solar photovoltaic assembly twin shaft is tracking means initiatively, and said motor 11, inclinometer 12, hydraulic means 17, contact switch 18, sun light tracking device all are electrically connected with Computer Control Unit.
The preferred embodiment that the above is merely the utility model is not that the utility model is done any pro forma restriction; The those of ordinary skill of all industry all can smooth and easyly be implemented, but makes the equivalent variations of differentiation not breaking away from the utility model technical scheme, is the equivalent embodiment of the utility model, all still belongs to the technical scheme of the utility model.

Claims (6)

1. solar photovoltaic assembly twin shaft tracking means initiatively is characterized in that: by base (1), the end support that (2), arm support (3), support (4) admittedly, shake supports (5), reel cage (6), down support (7), go up and support (8), fixed (9), wheel box (10), motor (11), inclinometer (12), vertical heavy-hammer (13), reductor (14), rocker axle (15), rocker (16), hydraulic means (17), contact switch (18) formation of supporting;
Said solar photovoltaic assembly twin shaft is tracking means initiatively; Support (2) and right side and arm and support lower end and the contact switch (18) that all supports (7) with the bottom surface of reel cage (6), down in (3), the solid upper end of supporting the upper end of (4) and shaking supports (5) all upper end and reductor (14), reductor (14) and wheel box (10), wheel box (10) and motor (11) and inclinometer (12), rocker axle (15) all are fixedly connected with the lower end of last support (8) with the top of reel cage (6) with the bottom surface of the upper end of reel cage (6), upward support (8) and rocker (16), the lower end of deciding support (9) at the bottom surface of its base (1) and the end; The flexible termination of upper end with end support (2), the lower end of its hydraulic means (17) is supported (3) with solid support (4), arm and is shaken support (5) and all is connected through pivot pin is alive; Its inclinometer (12) is lived with vertical heavy-hammer (13) and is connected; The output shaft of its motor (11) all is fixedly connected with an end of rocker axle (15) with the input shaft of reductor (14), the output shaft of reductor (14) with the output shaft of the input shaft of wheel box (10), wheel box (10), and its rocker axle (15) penetrates down axis hole and the two connection of living of support (7) upper end.
2. solar photovoltaic assembly twin shaft according to claim 1 is tracking means initiatively; It is characterized in that: said base (1) is U-shaped frame shape structure; Support (2), arm and support (3), support (4) admittedly, shake supports (5) and be the support that is provided with pin hole at the said end, and said reel cage (6), rocker (16) are support body shape structure, saidly supports (7) down, goes up support (8) and be the support that is provided with axis hole; Said fixed support (9) is rectangular bar shape structure; Said wheel box (10), reductor (14) are reducer casing shape structure, and said motor (11) is a stepless speed-change motor, the device of said inclinometer (12) for taking measurement of an angle; Said vertical heavy-hammer (13) is the tapered cylindrical shape structure in bottom; Said rocker axle (15) is an axle shape structure, and said hydraulic means (17) is a hydraulic telescopic device, and said contact switch (18) is the contact switch of contact.
3. solar photovoltaic assembly twin shaft according to claim 1 is tracking means initiatively, it is characterized in that: saidly support (7) down, go up and support (8) and all respectively be two.
4. solar photovoltaic assembly twin shaft according to claim 1 is tracking means initiatively, and it is characterized in that: said rocker (16) all is fixedly connected with solar panel and sun light tracking device.
5. solar photovoltaic assembly twin shaft according to claim 1 is tracking means initiatively, and it is characterized in that: said wheel box (10) is fixedly connected the termination that is replaced by rocker axle (15) other end and is fixedly connected with inclinometer (12) with inclinometer (12).
6. according to claim 1 or 4 described solar photovoltaic assembly twin shafts active tracking means, it is characterized in that: said motor (11), inclinometer (12), hydraulic means (17), contact switch (18), sun light tracking device all are electrically connected with Computer Control Unit.
CN2011205230302U 2011-12-15 2011-12-15 Double-shaft active tracking device for solar photovoltaic assembly Withdrawn - After Issue CN202421897U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205230302U CN202421897U (en) 2011-12-15 2011-12-15 Double-shaft active tracking device for solar photovoltaic assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205230302U CN202421897U (en) 2011-12-15 2011-12-15 Double-shaft active tracking device for solar photovoltaic assembly

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103163901A (en) * 2011-12-15 2013-06-19 中国科学院电工研究所 Solar photovoltaic module radiation angle high-accuracy double-shaft automatic tracking device
CN104104320A (en) * 2014-08-06 2014-10-15 常州亿晶光电科技有限公司 Solar module panel adjusting device
CN107807676A (en) * 2017-12-05 2018-03-16 刘燕燕 A kind of solar panel automatic tracking device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103163901A (en) * 2011-12-15 2013-06-19 中国科学院电工研究所 Solar photovoltaic module radiation angle high-accuracy double-shaft automatic tracking device
CN103163901B (en) * 2011-12-15 2015-09-30 中国科学院电工研究所 Solar photovoltaic assembly radiation angle high-precision dual-axis autotracker
CN104104320A (en) * 2014-08-06 2014-10-15 常州亿晶光电科技有限公司 Solar module panel adjusting device
CN107807676A (en) * 2017-12-05 2018-03-16 刘燕燕 A kind of solar panel automatic tracking device

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