CN104259121A - Ash removing device for photovoltaic module - Google Patents
Ash removing device for photovoltaic module Download PDFInfo
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- CN104259121A CN104259121A CN201410407969.0A CN201410407969A CN104259121A CN 104259121 A CN104259121 A CN 104259121A CN 201410407969 A CN201410407969 A CN 201410407969A CN 104259121 A CN104259121 A CN 104259121A
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- facade
- motor
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- 239000000428 dust Substances 0.000 claims description 101
- 238000004140 cleaning Methods 0.000 claims description 78
- 230000001360 synchronised effect Effects 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 230000001276 controlling effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000009434 installation Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000013517 stratification Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- B08B1/32—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
- B08B5/043—Cleaning travelling work
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- Photovoltaic Devices (AREA)
Abstract
An ash removing device for a photovoltaic module comprises an upper support, a lower support, a left support rod and a right support rod which are sequentially fixed connected to form a rectangular frame. Ash removing brushes parallel with the left support rod and the right support rod are disposed between the left support rod and the right support rod. An ash removing brush motor for driving the ash removing brushes to rotate is disposed on the lower support. Upper traveling drive wheels and an upper traveling motor for driving the upper traveling drive wheels to rotate and lower travelling drive wheels and a lower traveling motor for driving the lower traveling drive wheels to rotate are respectively disposed on the horizontal plane of the upper support and the horizontal plane of the lower support. A solar panel is disposed above the upper support and used for powering the ash removing brush motor, the upper traveling motor and the lower traveling motor. The ash removing device has the advantages that the solar panel is used for powering all the motors, the ash removing device rotates the ash removing brushes and moves along the lateral frame of the photovoltaic module, and an environment-friendly ash removing effect is achieved.
Description
Technical field
The present invention relates to a kind of deashing device, particularly relate to a kind of photovoltaic module deashing device.
Background technology
Photovoltaic generation is according to photovoltaic effect principle; utilize solar cell that solar energy is converted into electric energy; the key element of this technology is solar battery sheet; multiple solar battery sheet carries out packaging protection after series connection can form large-area solar module; but tilt install and be chronically exposed in air for the solar module of photovoltaic plant; be very easy to cause assembly surface dust stratification, this problem has had a strong impact on assembly generating efficiency.When dust stratification amount acquires a certain degree, decrease in power generation efficiency even more than 8%, for a 100MWp large-scale ground photovoltaic plant, estimate day generating 600,000 degree, will lose 4.8 ten thousand degree/day because of dust stratification, if the rate for incorporation into the power network checked and approved is the power station of 1 yuan, daily loss will be 4.8 ten thousand yuan.
For this problem, current photovoltaic plant unit of operation takes various mode cleaning assembly superficial dust.Main as follows:
1, deashing manually.Based on the good area concentration of coastal developed regions shortage of land resource, illumination condition in the many reasons of NW China provinces and cities, current large-sized photovoltaic power station often build meagrely-populated barren hill, desert, Gobi desert in.This type of a large amount of manpower in area is difficult to obtain.The photovoltaic plant of a 100MWp, the photovoltaic module of 250Wp needs installation more than 40 ten thousand; Consider that an assistant support installs multichip module, the area of plane is large, and have certain inclination angle during installation, tip height is often higher than 2.5 meters, and the Dust artifact at top not easily cleans up; Assembly surface deashing uneven, the hot spot effect caused is larger to photovoltaic cell infringement.
2, water rinses: water consumption is large; Get clean water limited (northwest China's arid serious, get underground water limit by national policy); Charge for water is large.The method that cold season adopts water to rinse, the ice that assembly surface is formed not only is difficult to short time thawing, and ice can reduce assembly to Solar use to the interference of light, residual ice cube even can form spot on photovoltaic module surface, equally easily produces hot spot effect.Assembly surface water spray requires high to field erected electrical equipment classification of waterproof.There is once mounting expense, maintenance expense in water piping; With car fortune water, with below there is the problem of the same place restriction in " on-vehicle machines equipment deashing "
3, on-vehicle machines equipment deashing: equipment cost is high, the place common vehicle of desert, hillside condition is impassable; The place that can transport reluctantly, there are certain requirements the size of road, subgrade strength; If there is vegetation, spray drip irrigation system, direct buried cable, cable testing bridge, the trolley line laid high up in the air, the vehicle of turnover all can impact it; Road ponding after rain, hard road snow mantle cause vehicle pass-through difficulty.Assembly distance on the vehicle of movement and support needs accurately to control, a same photovoltaic plant, because hypsography is easy to cause the fluid of both distances, and cannot ensure the quality of deashing.
4, do not clean, wait for sleety weather, natural cleaning assemblies surface: weather conditions cannot be expected, the rainfall in the Northwest own is little, as the Zhongweiof Ningxia, northwest China area that illumination condition is good, Multi-year average precipitation is only at 120mm; Snowy season focuses mostly in the winter time, and the dust stratification in other 3 seasons cannot be cleaned by accumulated snow.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned the deficiencies in the prior art, provides a kind of photovoltaic module deashing device utilizing solar energy to provide power.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is: a kind of deashing device, comprises upper bracket, lower carriage, left support bar and right support bar; Upper bracket, left support bar, lower carriage and right support bar are fixedly connected sequentially formation rectangular frame;
Between left support bar and right support bar, be provided with dust cleaning brush in parallel, the two ends of dust cleaning brush are connected with upper bracket and lower carriage respectively;
Lower carriage is provided with the dust cleaning brush motor for driving dust cleaning brush axial rotation;
Under upper bracket horizontal plane and lower carriage horizontal plane, be respectively equipped with walking driver gear and lower walking driver gear, and drive upper walking driver gear to rotate on to advance motor and the lower movable motor that drives lower walking driver gear to rotate;
Under upper bracket, under facade and lower carriage, facade is respectively equipped with running wheel and lower running wheel, upper walking driver gear and lower walking driver gear drive upper running wheel and lower running wheel synchronous rotary respectively by Timing Belt, to drive deashing device to the direction displacement axially vertical with dust cleaning brush;
Solar panel is provided with above upper bracket, solar panel and dust cleaning brush be arranged in parallel, one end of solar panel is connected with upper bracket, the lower surface of solar panel is provided with support wheel, solar panel be used for supplying power to dust cleaning brush motor, on advance motor, under to advance motor, electric cabinet, dust catcher and lifting motor.Utilize solar panel to provide power to all motors, make deashing device rotate dust cleaning brush, while along the frame displacement of photovoltaic module, reach the ash-removal effect of environmental protection.
As further improved technical scheme of the present invention, described upper bracket and lower carriage are also provided with electric cabinet, described solar panel supplies power to electric cabinet, electric cabinet for control dust cleaning brush motor, on advance motor and under to advance the start and stop of motor, the start and stop of rotation direction and velocity of rotation and dust catcher, the start and stop of lifting motor, rotating.Reach the ash-removal effect automatically controlled.
As further improved technical scheme of the present invention, the side of the support that faces down of described facade on upper bracket is provided with the upper pressure wheel with photovoltaic module surface contact, and on lower carriage, the side towards upper bracket of facade is provided with the lower pressure wheel with photovoltaic module surface contact.Deashing device and photovoltaic module surface are left certain altitude by upper and lower pinch roller, space deashing being brushed with rotate freely.
As further improved technical scheme of the present invention, described upper pressure wheel quantity is at least 4, and lower pressure wheel quantity is at least 4.The weight of deashing device can be evenly distributed on photovoltaic component frame.
As further improved technical scheme of the present invention, described upper pressure wheel and lower pressure wheel adopt elasticity rubber tire.Protection photovoltaic module.
As further improved technical scheme of the present invention, described upper running wheel quantity is at least 4, and lower running wheel quantity is at least 4.The driving force of deashing device can be uniformly distributed.
As further improved technical scheme of the present invention, described upper running wheel and lower running wheel adopt elasticity rubber tire, protection photovoltaic module.
As further improved technical scheme of the present invention, spring pressure adjuster is equipped with outside facade under facade and lower carriage under upper bracket, spring pressure adjuster is connected with the upper running wheel two and lower running wheel that are positioned at facade two ends under upper bracket respectively through facade under upper bracket and the spring be provided with inside facade under lower carriage, and spring pressure adjuster is regulated by spring and goes up running wheel two and the pressure of lower running wheel on photovoltaic module side frame.Make deashing device when crossing over different assembly, upper and lower running wheel wheel face is pressed in the side of photovoltaic module all the time, ash removing equipment can not be caused to advance and middlely enter to lose basic motive force because driving wheel is unsettled, have certain place adaptability.
As further improved technical scheme of the present invention, the Timing Belt of described drive upper bracket driving wheel and lower carriage driving wheel synchronous rotary, Timing Belt tensioning regulating wheel by the spring that is provided with inside facade under upper bracket and facade under lower carriage be provided with spring pressure adjuster outside facade under facade under upper bracket and lower carriage and be connected; Timing Belt anti-skid device is equipped with on the Timing Belt driving upper bracket driving wheel and upper bracket driving wheel synchronous rotary and on the Timing Belt of drive lower carriage driving wheel and lower carriage driving wheel synchronous rotary.By Timing Belt tensioning regulating wheel, Timing Belt is compressed, when making upper and lower running wheel produce displacement, the Timing Belt be attached thereto not easily landing is also the compensation to Timing Belt tension force simultaneously.When Timing Belt anti-skid device is to prevent Timing Belt from working, landing from the synchronizing wheel be connected.
As further improved technical scheme of the present invention, registration arm is equipped with at the two ends of described upper bracket and lower carriage, registration arm is made up of registration arm branch one and registration arm branch two, registration arm branch one and registration arm branch two vertical setting mutually, registration arm branch one and registration arm branch two are connected to support one and support two, the lifting motor one support one being provided with locating wheel one and pulling locating wheel one to move up and down along the direction vertical with photovoltaic module surface, support two is provided with locating wheel two and pulls locating wheel two along the lifting motor two moved up and down with photovoltaic module lateral vertical direction, described solar cell supplies power to lifting motor one and lifting motor two, electric cabinet is for controlling the start and stop of lifting motor one and lifting motor two, rotating, belt is provided with on inside described registration arm branch two, belt two ends have belt support frame to take turns.The design of registration arm, reaches deashing device when displacement, can spanning height or the larger adjacent stent of differential seat angle smoothly, and to clear up the effect of next group photovoltaic module, applicable place scope is large.
As further improved technical scheme of the present invention, under described upper bracket, facade is provided with balancing pole, the other end of balancing pole is free end.Moved deashing device when both having facilitated staff to safeguard, by the installation material weight controlled on balancing pole make again deashing device more firm be pressed in photovoltaic module surface.
As further improved technical scheme of the present invention, described balancing pole is provided with dust catcher, dust catcher is connected by the dust shield of sweep-up pipe with parcel dust cleaning brush surface, and described electric cabinet is for controlling the start and stop of dust catcher.Siphoned away by dust on dust cleaning brush by dust catcher, dust shield avoids dust cleaning brush by rainwater excessive erosion simultaneously.
As further improved technical scheme of the present invention, comprise deashing brush holder support and dust cleaning brush bristle at described dust cleaning brush.Reach the effect of dust cleaning brush maintenance for convenience detach.
Compared with prior art, photovoltaic module deashing device of the present invention, does not limit place, does not limit manpower supply conditions, source of not restricting water supply, do not limit environment temperature, utilize solar energy to provide power, cleaning photovoltaic module superficial dust.
Accompanying drawing explanation
Fig. 1 deashing device operating diagram.
Fig. 2 deashing device structural representation.
Upper bracket structural representation in Fig. 3 deashing device.
Upper connection diagram between walking driver gear, Timing Belt and upper running wheel in Fig. 4 upper bracket.
Lower support structure schematic diagram in Fig. 5 deashing device.
Lower connection diagram between walking driver gear, lower Timing Belt and lower running wheel in Fig. 6 lower carriage.
Fig. 7 upper pressure wheel and photovoltaic module surface contact schematic diagram.
Upper running wheel schematic diagram with spring in Fig. 8 upper bracket.
Lower running wheel schematic diagram with spring in Fig. 9 lower carriage.
Timing Belt tensioning regulating wheel schematic diagram in the upper and lower support of Figure 10 on Timing Belt.
The schematic diagram of the upper running wheel of Timing Belt tensioning regulating wheel and Fig. 7 in Figure 11 Fig. 9.
Timing Belt anti-skid device in the upper and lower support of Figure 12 on Timing Belt.
Upper running wheel in Figure 13 Fig. 7 and Fig. 9 Timing Belt tension adjustment are taken turns and the profile of Timing Belt anti-skid device of Figure 11.
Figure 14 lift arm structural representation.
Figure 15 lift arm contacts schematic diagram with photovoltaic module.
The structural representation of Figure 16 dust shield and dust cleaning brush.
The profile of Figure 17 dust shield.
The structural representation of Figure 18 dust cleaning brush.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Detailed description of the invention
embodiment 1
See shown in Fig. 1 to Fig. 6, in the present embodiment, a kind of deashing device, comprises upper bracket 1, lower carriage 2, left support bar 3 and right support bar 4; Upper bracket 1, left support bar 3, lower carriage 2 and right support bar 4 are fixedly connected sequentially formation rectangular frame;
Between left support bar 3 and right support bar 4, be provided with dust cleaning brush 5 in parallel, the two ends of dust cleaning brush 5 are connected with upper bracket 1 and lower carriage 2 respectively;
Lower carriage 2 is provided with the dust cleaning brush motor 6 for driving dust cleaning brush 5 axial rotation;
Be respectively equipped with walking driver gear 31 and lower walking driver gear 17 for 04 time at upper bracket horizontal plane 02 and lower carriage horizontal plane, and drive upper walking driver gear 31 to rotate on to advance motor 28 and the lower movable motor 10 that drives lower walking driver gear 17 to rotate;
Under upper bracket, under facade 03 and lower carriage, facade 06 is respectively equipped with running wheel 32 and lower running wheel 18, upper walking driver gear 31 drives running wheel 32 and lower running wheel 18 synchronous rotary with lower walking driver gear 17 respectively by Timing Belt 52, to drive deashing device to the direction displacement axially vertical with dust cleaning brush 5;
Solar panel 12 is provided with above upper bracket, solar panel 12 and dust cleaning brush 5 be arranged in parallel, one end of solar panel 5 is connected with upper bracket 1, the lower surface of solar panel 12 is provided with support wheel 13, solar panel 12 for supply power to dust cleaning brush motor 6, on advance motor 28, under to advance motor 10.
Deashing device is installed to photovoltaic module on the surface: upper bracket 1 and the lower carriage 2 upper and lower two ends bezel contact with photovoltaic module respectively of deashing device, the surface contact of support wheel 13 and photovoltaic module, upper running wheel 32, lower running wheel 18 contacts with the side frame of photovoltaic module, under the sunlight of abundance, 24 ~ 30V the DC voltage sent by upper bracket solar panel 12, supply power to dust cleaning brush motor 6, on to advance motor 28, under to advance motor 10, dust cleaning brush motor 6 drives dust cleaning brush 5 to rotate, on advance motor 28 and under motor 10 of advancing drive walking driver gear 31 and lower walking driver gear 17 to rotate respectively, upper walking driver gear 31 and lower walking driver gear 17 drive upper running wheel 32 and lower running wheel 18 to rotate respectively by Timing Belt 52 and advance, make deashing device while the frame along photovoltaic module is advanced, namely axial vertical with dust cleaning brush, and advance with the parallel plane direction that two dust cleaning brushs are formed, while rotate deashing, reach the ash-removal effect of environmental protection.
As shown in Figure 6, described upper bracket 1 and lower carriage 2 are also provided with electric cabinet 9, electric cabinet 9 for control dust cleaning brush motor 6, on advance motor 28 and under to advance motor 10 start and stop, rotation direction and velocity of rotation.Automatic control deashing device is in different operating state, and motor load is used alternatingly, and the power supply of same power is driven into the load of multiple.Electric cabinet 9 surface is provided with the main story of all motors, reversion, stopping three-position switch, inside is provided with upper and lower movable motor and dust cleaning brush electric machine speed regulation plate, regulate motor speed, PLC completes automatic control function, and the control of motor can be selected manually easily, automated manner; Dust cleaning brush motor drives two dust cleaning brushs to rotate in the opposite direction, and this design reduces the resistance of deashing device when photovoltaic module surface moves ahead, and the efficiency of deashing is higher simultaneously.
On described upper bracket, the side of the support 2 that faces down of facade 01 is provided with the upper pressure wheel 27 with photovoltaic module surface contact, and on lower carriage, the side towards upper bracket 1 of facade 04 is provided with the lower pressure wheel 16 with photovoltaic module surface contact.Deashing device and photovoltaic module surface are left certain altitude by upper and lower pinch roller, are brushed with free-space rotation to make deashing.
Described upper pressure wheel 27 quantity is at least 4, and lower pressure wheel 16 quantity is at least 4.The weight of deashing device can be evenly distributed on photovoltaic component frame.The external diameter of wheel selects the gap certain size be greater than between assembly and component sheets, and wheel thickness to be selected with device obliquely, can not be come off when moving obliquely be advisable from module frame.
Described upper pressure wheel 27 and lower pressure wheel 16 adopt elasticity rubber tire, protection photovoltaic module surface.
Described upper running wheel 32 quantity is at least 4, and lower running wheel 18 quantity is at least 4.The driving force of deashing device can be uniformly distributed.Upper movable motor and lower movable motor drive upper bracket driving wheel and lower carriage driving wheel to rotate along the side frame of photovoltaic module respectively, deashing device is driven to advance along photovoltaic module surface, use Timing Belt, make single motor can drive more driving wheel, namely decrease the load of solar panel 12, decrease the weight that device is unnecessary.The selection in driving wheel wheel footpath is greater than the gap certain size between assembly and component sheets, and the components side frame that do not come off when the thickness of wheel rises and falls with device is advisable.
Described upper running wheel 32 and lower running wheel 18 adopt elasticity rubber tire, protection photovoltaic module surface.
As shown in Figure 7 and Figure 8, spring pressure adjuster 38 is equipped with outside facade 06 under facade 03 and lower carriage under upper bracket, spring pressure adjuster 38 is connected with the upper running wheel 32 and lower running wheel 18 that are positioned at facade 03 two ends under upper bracket respectively through facade 03 under upper bracket and the spring 36 be provided with inside facade under lower carriage 06, and spring pressure adjuster 38 regulates the upper running wheel 32 and the pressure of lower running wheel 18 on photovoltaic module side frame that are positioned at facade 03 two ends under upper bracket in advance by spring 36.Spring pressure adjuster 38 regulates pressure during the upper running wheel 32 that is positioned at facade 03 two ends under upper bracket and lower running wheel 18 contacting on photovoltaic module in advance by spring 36.There is height tolerance, adjacent stent height and inclination angle with the assembly that pack support is installed and have deviation, deashing device is when sidesway, need to cross over different assembly, because upper and lower running wheel is connected with spring, make upper and lower running wheel face can not unsettled and touching less than photovoltaic module side, ensure that the upper and lower running wheel wheel face of sufficient amount is pressed in the side of photovoltaic module all the time, ash removing equipment can not be caused to advance and lose basic motive force, there is certain place adaptability.In brief, consider that same supports, different support exist assembly installation deviation exactly, regulated by spring, being unlikely to too many wheel and falling through and cause device as you were, is also the adaptation to installation deviation.
The Timing Belt 52 of described drive upper bracket driving wheel 32 and lower carriage driving wheel 18 synchronous rotary is equipped with Timing Belt tensioning regulating wheel 39, Timing Belt tensioning regulating wheel 39 by the spring 36 that is provided with inside facade under upper bracket 03 and facade under lower carriage 06 be provided with spring pressure adjuster 38 outside facade 06 under facade under upper bracket 03 and lower carriage and be connected; Timing Belt anti-skid device 53 is equipped with on the Timing Belt 52 driving upper bracket driving wheel 31 and upper bracket driving wheel 32 synchronous rotary and on the Timing Belt 52 of drive lower carriage driving wheel 17 and lower carriage driving wheel 18 synchronous rotary.During upper and lower running wheel camber of spring with spring, the Timing Belt be attached thereto fluffs, easy landing, by tensioning regulating wheel, Timing Belt is compressed, and also compensates Timing Belt tension force.When Timing Belt anti-skid device 53 is to prevent Timing Belt from working, landing from the synchronizing wheel be connected.
As shown in figure 14, registration arm 14 is equipped with at the two ends of described upper bracket 1 and lower carriage 2, registration arm 14 is made up of registration arm branch 1 and registration arm branch 2 111, registration arm branch 1 and registration arm branch 2 111 vertical setting mutually, registration arm branch 1 and registration arm branch 2 111 are connected to support 1 and support 2 113, the lifting motor 1 support 1 being provided with locating wheel 1 and pulling locating wheel 1 to move up and down along the direction vertical with photovoltaic module surface, support 2 113 is provided with locating wheel 2 46 and pulls locating wheel 2 46 along the lifting motor 2 48 moved up and down with photovoltaic module lateral vertical direction, described solar cell 12 supplies power to lifting motor 1 and lifting motor 2 48, electric cabinet 9 is for controlling the start and stop of lifting motor lifting motor 1 and lifting motor 2 48, rotating, belt 49 is provided with towards photovoltaic module side in described registration arm branch 2 111, belt 49 two ends have belt support frame to take turns 50.Locating wheel one contacts with photovoltaic module front surface, and locating wheel two contacts with photovoltaic module side frame, and lifting motor pulls locating wheel to move up and down by ball screw or away near components side frame.The design of registration arm, reaches deashing device when displacement, can spanning height or the larger adjacent stent of differential seat angle smoothly, and to clear up the effect of next group photovoltaic module, applicable place scope is large.Be provided with belt 49 on inside described registration arm branch 2 111, belt 49 two ends have belt support frame to take turns 50, reduce the impact of component metals frame and registration arm.
The installation of photovoltaic power station component, specifies according to national regulation GB50794 5.3.2: photovoltaic module mounting inclination angle degree allows ± 1 °, the adjacent photovoltaic inter-module edge discrepancy in elevation≤2mm, with the edge discrepancy in elevation≤5mm between group photovoltaic module.But this is not the specification enforced, and often can not get observing in work progress.Photovoltaic plant takes up an area wide (100MWp large-scale ground photovoltaic plant floor space, close to 4000 mu, designs more than 10,000 pack supports) simultaneously, and assembly is installed often according to the flatness fluctuations of landform.Certainly, the situation at most of power station " inclination angle, height tolerance large " only account for 10% quantity.The effect of registration arm will overcome this deviation of 10% exactly, improves utilization ratio of device as far as possible, automatically completes in the course of work of deashing and reduces operations staff's workload as far as possible.Even if in the situation that deviation is very large, rationally divided into groups or adjust assembly support installation deviation by the photovoltaic module that deashing device cleans, the photovoltaic plant area made is applicable to the application of automation equipment, and this some work amount is little.
The automatic stopping of dust cleaning brush automatically cleaning and device end-of-job: electric cabinet 9 built with PLC device, according on lift arm 14 proximity switch transmit signal judge that whether deashing device is at leap two pack support; According to this quantity, the number of packages amount of accumulative cleaning, judges which kind of automatically cleaning mode dust cleaning brush needs, controls deashing device end-of-job;
When crossing over adjacent stent, judge whether to need to start lifting motor according to the signal of proximity switch transmission on lift arm: if the deviation at two adjacent groups support height or inclination angle is in normal range (NR), lifting motor does not start, movable motor and the continuous running of dust cleaning brush motor; If when the numerical value that certain proximity switch sends PLC to is less than setting value, start lifting motor, lifting motor to be driven in registration arm branch 1 with the locating wheel one of photovoltaic module surface contact by ball screw and is constantly supported in assembly surface or registration arm branch 2 and is simultaneously supported on side frame with the locating wheel two of photovoltaic module contacts side surfaces to components side frame is close near assembly surface, and then raise lift arm, drive upper bracket or lower carriage to rise to the height crossed over smoothly; During lifting motor work, dust cleaning brush motor and walk up and down motor, the equal stall of dust catcher; After lifting motor drives carrier parts to suitable height, lifting motor stall, movable motor starts, and drives deashing device to cross adjacent stent.Proximity switch judgment means on lower carriage has been crossed over, and movable motor stops, and lifting motor reverses, and locating wheel band is back to initial position.After locating wheel gets back to initial position, lifting motor stops action, movable motor, dust cleaning brush electric motor starting, continues the photovoltaic module on next pack support of cleaning.
Device leap process is as follows: deashing device at work, if registration arm proximity switch has apart from little situation, then dust cleaning brush, movable motor stall, the lifting motor started in corresponding registration arm (first judges registration arm branch one proximity switch distance in principle, rear judgement registration arm branch two proximity switch distance), in the process, locating wheel support is in assembly surface or side, by registration arm by upper, lower carriage rises to correct position, position has adjusted, elevator is stopped transport, movable motor starts, judged to cross over successfully by the proximity switch on support, cross over successfully, movable motor, dust cleaning brush motor stalling, elevator reversion takes locating wheel to initial position.After locating wheel arrives initial position, elevator stall, movable motor and dust cleaning brush electric motor starting, continue next pack support assembly of cleaning; If registration arm proximity switch is not apart from little situation, then directly continue next pack support assembly of cleaning.
As shown in the figure, under upper bracket, facade is also provided with balancing pole 15, the other end of balancing pole 15 is free ends.Described balancing pole 15 is provided with dust catcher 11, and dust catcher 11 is connected by the dust shield 25 of sweep-up pipe with parcel dust cleaning brush 5 surface, and described electric cabinet 9 is for controlling the start and stop of dust catcher 11.
The use arranging balancing pole is: first, and the height that assembly is installed is higher, and not by instrument, attendant does not reach upper bracket.When deashing device breaks down, 2 attendants 1 move lower carriage, 1 by balancing pole, 2 people can mobile deashing device easily.Secondly, the dust catcher that balancing pole is installed has constant weight, more firm for deashing device can be pressed in photovoltaic module surface.Rely on the gravity of deashing device, during dust cleaning brush work, deashing device just can not produce jump.
As shown in the figure, described dust cleaning brush 5 comprises deashing brush holder support 51, dust cleaning brush bristle 52, and bristle has zipper, is convenient to install, dismantle.
The automatically cleaning of dust cleaning brush: the assembly of the complete some of dust cleaning brush bristle brush, self can accumulate certain dust.In order to improve the efficiency of dust cleaning brush, taken into full account the automatically cleaning of dust cleaning brush during apparatus design: slight is dirty, deashing device at two pack support neutral gear places, motor stalling of advancing, dust cleaning brush driven by motor dust cleaning brush dallies certain number of turns, is shaken off by dust; Severe dirty, advance at two pack support neutral gear places motor, the equal stall of lifting motor, dust cleaning brush motor keeps rotating, and starts dust catcher, is siphoned away online by dust.The running time of dust catcher sets in PLC device, and running time arrives, and dust catcher quits work, and movable motor starts, and dust cleaning brush motor keeps rotating, and continues the dust on cleaning photovoltaic module surface.Dirty to when cannot continue to use, dust cleaning brush bristle is fixed in dust cleaning brush software by slide fastener and is lining with, and can dismantle easily, and bristle is selected to clean rear reusable material, has accomplished that the environmental protection of material utilizes.
The present invention both can supply power to all motors by solar panel, reached the ash-removal effect of environmental protection; And be provided with electric cabinet and control the start and stop of motor, rotation direction and speed, reach the ash-removal effect automatically controlled; For inevitably height, the angular deviation problem of the photovoltaic module in same support or different support, by device brace, with the driving wheel of spring or lift arm, successfully cross over different photovoltaic module, place applicability is strong.
Claims (10)
1. a photovoltaic module deashing device, is characterized in that:
Comprise upper bracket (1), lower carriage (2), left support bar (3) and right support bar (4); Upper bracket (1), left support bar (3), lower carriage (2) and right support bar (4) are fixedly connected sequentially formation rectangular frame;
Between left support bar (3) and right support bar (4), be provided with dust cleaning brush (5) in parallel, the two ends of dust cleaning brush (5) are connected with upper bracket (1) and lower carriage (2) respectively;
Lower carriage (2) is provided with the dust cleaning brush motor (6) for driving dust cleaning brush (3) axial rotation;
Under upper bracket horizontal plane (02) and lower carriage horizontal plane (04), be respectively equipped with upper walking driver gear (31) and lower walking driver gear (17), and drive upper walking driver gear (31) to rotate on to advance motor (28) and lower movable motor (10) that under driving, walking driver gear (17) rotates;
Under upper bracket, under facade (03) and lower carriage, facade (06) is respectively equipped with upper running wheel (32) and lower running wheel (18), upper walking driver gear (31) and lower walking driver gear (17) drive running wheel (32) and lower running wheel (18) synchronous rotary respectively by Timing Belt (52), to drive deashing device to the direction displacement axially vertical with dust cleaning brush (5);
Solar panel (12) is provided with in upper bracket (1) top, solar panel (12) and dust cleaning brush (5) be arranged in parallel, one end of solar panel (12) is connected with upper bracket (1), solar panel (12) lower surface is provided with support wheel (13), solar panel (12) for supply power to dust cleaning brush motor (6), on advance motor (28), under to advance motor (10).
2. photovoltaic module deashing device according to claim 1, it is characterized in that: on described upper bracket (1) and lower carriage (2), be also provided with electric cabinet (9), described solar panel (12) supplies power to electric cabinet (9), electric cabinet (9) for control dust cleaning brush motor (6), on advance motor (28), under to advance the start and stop of motor (10), rotation direction and velocity of rotation.
3. photovoltaic module deashing device according to claim 1 and 2, it is characterized in that: on upper bracket, the side of the support that faces down (2) of facade (01) is provided with and the upper pressure wheel of photovoltaic module surface contact (27), on lower carriage, the side towards upper bracket (1) of facade (04) is provided with and the lower pressure wheel of photovoltaic module surface contact (16).
4. photovoltaic module deashing device according to claim 3, is characterized in that: described upper pressure wheel (27) quantity is at least 4, and lower pressure wheel (16) quantity is at least 4, and described upper pressure wheel (27) and lower pressure wheel (16) adopt elasticity rubber tire.
5. photovoltaic module deashing device according to claim 1 and 2, it is characterized in that: described upper running wheel (32) quantity is at least 4, lower running wheel (18) quantity is at least 4, and described upper running wheel (32) and lower running wheel (18) adopt elasticity rubber tire.
6. photovoltaic module deashing device according to claim 5, it is characterized in that: under upper bracket, under facade (03) and lower carriage, facade (06) outside is equipped with spring pressure adjuster (38), spring pressure adjuster (38) is connected with the upper running wheel (32) and lower running wheel (18) that are positioned at facade (03) two ends under upper bracket respectively through facade under upper bracket (03) and the spring (36) that is provided with of facade under lower carriage (06) inner side, spring pressure adjuster (38) regulates the upper running wheel (32) and lower running wheel (18) pressure on photovoltaic module side frame that are positioned at facade (03) two ends under upper bracket by spring (36).
7. the photovoltaic module deashing device according to claim 1 or 6, it is characterized in that: on the Timing Belt (52) of described drive upper bracket driving wheel (32) and lower carriage driving wheel (18) synchronous rotary, be equipped with Timing Belt tensioning regulating wheel (39), the spring (36) that Timing Belt tensioning regulating wheel (39) is provided with by facade under upper bracket (03) and facade under lower carriage (06) inner side be provided with spring pressure adjuster (38) outside facade (06) under facade under upper bracket (03) and lower carriage and be connected; Above and on the Timing Belt (52) of drive lower carriage driving wheel (17) and lower carriage driving wheel (18) synchronous rotary Timing Belt anti-skid device (53) is equipped with driving the Timing Belt (52) of upper bracket driving wheel (31) and upper bracket driving wheel (32) synchronous rotary.
8. photovoltaic module deashing device according to claim 2, it is characterized in that: be equipped with registration arm (14) at the two ends of described upper bracket (1) and lower carriage (2), registration arm (14) is made up of registration arm branch one (110) and registration arm branch two (111), registration arm branch one (110) and registration arm branch two (111) vertical setting mutually, registration arm branch one (110) and registration arm branch two (111) are connected to support one (112) and support two (113), the lifting motor one (47) support one (112) being provided with locating wheel one (45) and pulling locating wheel one (45) to move up and down along the direction vertical with photovoltaic module surface, support two (113) is provided with locating wheel two (46) and pulls locating wheel two (46) along the lifting motor (48) moved up and down with photovoltaic module lateral vertical direction, described solar cell (12) supplies power to lifting motor one (47) and lifting motor two (48), electric cabinet (9) is for controlling the start and stop of lifting motor one (47) and lifting motor two (48), rotating, belt (49) is provided with towards photovoltaic module side in described registration arm branch two (111), belt (49) two ends have belt support frame to take turns (50).
9. photovoltaic module deashing device according to claim 1 and 2, it is characterized in that: under upper bracket, facade (03) is provided with balancing pole (15), the other end of balancing pole (15) is free end, described balancing pole (15) is provided with dust catcher (11), dust catcher (11) is connected by the dust shield (25) of sweep-up pipe (26) with parcel dust cleaning brush (5) surface, and described electric cabinet (9) is for controlling the start and stop of dust catcher (11).
10. photovoltaic module deashing device according to claim 1 and 2, is characterized in that: described dust cleaning brush (5) comprises deashing brush holder support (51) and dust cleaning brush bristle (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410407969.0A CN104259121A (en) | 2014-08-19 | 2014-08-19 | Ash removing device for photovoltaic module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410407969.0A CN104259121A (en) | 2014-08-19 | 2014-08-19 | Ash removing device for photovoltaic module |
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| CN104259121A true CN104259121A (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410407969.0A Pending CN104259121A (en) | 2014-08-19 | 2014-08-19 | Ash removing device for photovoltaic module |
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Application publication date: 20150107 |