Under the background that fossil energy supply day is becoming tight, countries in the world all make great efforts to seek stable sufficient energy supply, and wherein large-scale development and utilization regenerative resource has become the important component part in following various countries energy strategy.Solar energy is the inexhaustible regenerative resources of the mankind, there is the advantage such as abundance and potential economy of sufficient spatter property, absolute security, relative popularity, certain long-life and non-maintaining property, resource, in long-term energy strategy, there is critical role.The application space of China's solar electrical energy generation industry is also boundless, can be applied to generate electricity by way of merging two or more grid systems, be combined with building materials, solve outlying district electricity consumption difficult problem etc.
Solar energy power generating is according to photovoltaic effect principle, and utilize solar cell that solar energy is converted into electric energy, solar power system mainly comprises: the composition such as solar module, controller, battery, inverter, load.Solar module is the core in electricity generation system, and its effect is that the radiant energy of the sun is directly converted to direct current, for load or be stored in battery for subsequent use.General according to user's needs, some solar panels are pressed certain way and connect, composition solar cell array (array), then mix suitable support and terminal box composition solar module.
And exposed solar module out of doors, as easy as rolling off a log accumulation dust, so not only affects daylighting effect thus reduces transformation efficiency, and simultaneously in summer, solar module temperature is too high, also can affect transformation efficiency.So must clean solar module in time and lower the temperature.
The clean of traditional photovoltaic plant solar cell panel assembly mainly relies on the method manually cleaning or use simple and easy scrubbing tool.The cleaning process of these methods is relatively loaded down with trivial details, inefficiency.
For solving the problem, prior art has proposed some solutions, if publication date is on July 25th, 2012, publication number is the utility model patent of CN202667184U, disclose " a kind of pv grid-connected plant solar components cleaning cooling system ", this system comprises: controller, this controller is connected with the temperature sensor be arranged on solar components and dust grade monitor respectively, thus obtain temperature and the place ambient dust class information of solar components, this controller to be also connected with spray equipment by output relay thus to start according to the information obtained, close spray equipment, mounting spray head on this spray equipment thus can spraying-rinsing solar components.This cleaning cooling system utilizes automation equipment to realize the cleaning of photovoltaic plant solar module, change that the duration of mainly depending on manual wipping to bring is long, efficiency is low, present situation costly and a difficult problem, the operation maintenance cost of effective reduction photovoltaic plant, and be conducive to the system effectiveness and the returns of investment that improve and ensure that photovoltaic plant.
But above-mentioned cleaning cooling system needs to build pump house, in severe cold area, to water pipe insulation protection with great difficulty icing bursting by freezing, cause equipment normally to use, and increase the cost that insulation safeguard can increase cleaning cooling system; And its shower nozzle is stationary nozzle, the shower nozzle One's name is legion of needs, too increases cost, and hydro-peening area between different shower nozzle is overlapped, reduces the efficiency of hydro-peening, is not suitable for the large-area solar module of hydro-peening; In addition, shower nozzle is relative to the rational spray angles of solar components neither one, and also can not adjust spray angles along with the elevation angle adjustment of solar panel, efficiency can not maximize.
Detailed description of the invention
The exemplary embodiments embodying feature & benefits of the present invention will describe in detail in the following description.Be understood that the present invention can have various changes in different embodiments, it neither departs from the scope of the present invention, and explanation wherein and accompanying drawing are the use when explain in itself, and is not used to limit the present invention.
Below the mobile solar assembly cleaning equipment of the embodiment of the present invention is specifically introduced.
See Fig. 1 and Fig. 2, the mobile solar assembly cleaning equipment of the embodiment of the present invention, comprises movable support mechanism 1, transmission mechanism 2, angle adjusting mechanism 5, avoiding jetting mechanism 3 and housing 4.Introduce each building block of the mobile solar assembly cleaning equipment of the embodiment of the present invention below respectively.
One, movable support mechanism
See Fig. 1 and Fig. 2, movable support mechanism 1 comprises locomotive 11, rotating base 12 and cylinder 13, support and movement and transmission mechanism 2, avoiding jetting mechanism 3, angle adjusting mechanism 5 and housing 4, in the present embodiment, locomotive 11 preferably farm tractor, because it has high-powered feature, be suitable for the water tank of carrying constant weight once to complete the cleaning of the solar panel of greater number, but the present invention is not as limit.
In this description said up and down before and after inside and outside etc., all with the visual angle of the driver of locomotive 11 for reference.
Rotating base 12 is fixedly mounted on forward right side position or the front left side position of locomotive 11, solar components cleaning equipment of the present invention, its avoiding jetting mechanism 3 is not limited to be a set of, also can be two covers, if during two covers, transmission mechanism 2, angle adjusting mechanism 5 and housing 4 are also two covers accordingly; Meanwhile, rotating base 12 also needs two, and one is arranged on front left side, and one is arranged on forward right side.Rotating base 12 also can be arranged on right lateral side or the left rear side of locomotive.
Wherein, the free end of cylinder 13 is hinged on the lower surface of rotating base 12, and the upper surface of rotating base 12 is for the support arm 21 in connection for transmission mechanism 2 and telescopic arm 22.
Under cylinder 13 drives, rotating base 12 can rotate around its pivot, the anglec of rotation is 0-135 degree, but anglec of rotation during duty can be 45-135 degree but out of plumb, also be 45-89,91-135 degree, preferably 100 degree, its reason is introduced when introducing avoiding jetting mechanism 3 afterwards.Rotating base 12 rotate object be in order to make avoiding jetting mechanism 3 in working order and switch between off working state time, can under the drive of transmission mechanism 2 be parallel to locomotive 11 vehicle body and perpendicular to locomotive 11 vehicle body between switch.
Two, transmission mechanism
See Fig. 1, described transmission mechanism 2 comprises support arm 21, telescopic arm 22 and transverse arm 23;
See Fig. 1 and Fig. 3, support arm 21 comprises bracing frame 211 and hydraulic cylinder 212, in the present embodiment, bracing frame 211 can be made up of two parallel vertical poles and a stull, the bottom of bracing frame 211 is hinged on rotating base 12 by hinge A, B, the top of bracing frame 211 by hinge C, D and transverse arm 23 hinged, concrete, be the transverse ends being articulated with transverse arm 23 respectively.
Bracing frame 211 is driven by hydraulic cylinder 212, the stiff end of hydraulic cylinder 212 by hinge on rotating base 12, the free end of hydraulic cylinder 212 is hinged in the middle part of bracing frame 211, also be in described stull, stretching of hydraulic cylinder 212, drive bracing frame 211 to swing around bracing frame 211 pin joint A, B with rotating base 12, final purpose is to control vertical range between avoiding jetting mechanism 3 and solar panel and lateral separation.
Vertical range wherein, refers to the distance (namely look spray boom 33 for straight line, solar panel is plane, is the distance between straight line and plane) between the spray boom 33 of avoiding jetting mechanism 3 and solar panel; And lateral separation wherein refers to, have the horizontal plane by spray boom 33 mid point, described in described horizontal plane and described solar panel, Plane intersects is in straight line, and lateral separation is exactly the distance of described central point to described straight line.
Bracing frame 211 around the angle of A, B spot wobble for can be 0-30 degree.
See Fig. 1 and Fig. 4, telescopic arm 22 has two groups of identical, arranged in parallel assemblies, and each assembly all includes hydraulic cylinder 221, synchronous frame 222 and buffer 223.
The stiff end of hydraulic cylinder 221 by hinge on rotating base 12, the free end of hydraulic cylinder 221 and synchronous frame 222 and buffer 223 end to end successively.The top of buffer 223 is fixedly connected with transverse arm 23.The effect of synchronous frame 222 is the actions between synchronous two assemblies, and synchronous frame 222 expanding-contracting action together with hydraulic cylinder 221, play connection function.
In the present embodiment, when hydraulic cylinder 221 stretches, drive synchronous frame 222, the tie point of buffer 223 and buffer and transverse arm 23 together moves along the telescopic direction of hydraulic cylinder 221, drive transverse arm 23 to swing around pin joint C, D of itself and support arm 21 with this.
Buffer 223 has shock absorbing effect; in the present embodiment, buffer 223 is spring bumper, when locomotive 11 is at fluctuating road traveling; the cushioning effect of buffer 223 can be protected transverse arm 23 and related components from external impacts and jolt, and plays shock absorbing effect.
Telescopic arm 22 pairs of transverse arms 23 have supporting role, the flexible of hydraulic cylinder 221 can make telescopic arm 22 have expanding-contracting action, thus drive transverse arm 23 to swing around transverse arm 23 pin joint C, D with support arm, final purpose is the vertical range in order to regulate between avoiding jetting mechanism 3 and solar panel.
See Fig. 1, the front end of transverse arm 23 by hinge C, D and support arm 21 hinged, the rear end of transverse arm 23 is free end, and support arm 21 and telescopic arm 22 support transverse arm 23, and transverse arm 23 plays support angle governor motion 5 and avoiding jetting mechanism 3.
The longitudinal centre line of the longitudinal centre line of above-mentioned support arm 21, the longitudinal centre line of telescopic arm 22 and transverse arm 23, three needs at same plane.And the center line of the spray boom 3 of avoiding jetting mechanism 3, also need in above-mentioned plane.And the longitudinal centre line of support arm 21 is parallel to the longitudinal centre line of telescopic arm 22 all the time.
Three, angle adjusting mechanism
The effect of angle adjusting mechanism 5 is the angles for adjusting between the spray boom 33 of avoiding jetting mechanism 3 and horizontal plane.For adapting to seasonal variations, the angle between solar panel and horizontal plane needs adjustment, such as, adjust between 16,36,56 degree.And spray boom 33 needs parallel with solar panel all the time, the angle therefore between spray boom 33 and horizontal plane also needs to change thereupon.
See Fig. 1 and Fig. 5, Fig. 6, angle adjusting mechanism 5 comprises cylinder 51, pair of links 52, a pair angle adjustment plate 53, adjusting bolt 54, slotted hole 55, entablature 56, tie-beam 57, sill 58 and counterweight 59.
The stiff end of cylinder 51 is fixed on the lower surface of transverse arm 23, and free end is then articulated with the midpoint of entablature 56.
Front end and the counterweight 59 of connecting rod 52 are hinged, and counterweight 59 is remained and horizontal plane.The two ends of entablature 56 are fixed in the rear end of connecting rod 52, are also fixedly connected on angle adjustment plate 53 simultaneously.The front end of connecting rod 52, can have multiple articulated section to connect counterweight on diverse location, with the multiple different elevation angle because of seasonal variations of corresponding solar panel.
Angle adjustment plate 53 is connected to sill 58 by axle sleeve is pivotable, sill 58 be then fixedly connected on two lower extension 230 from transverse arm 23 to downward-extension between.The two ends of entablature 56 are articulated with between two angle adjustment plate 53 tops.The middle part of each angle adjustment plate 53 has slotted hole 55, is equipped with adjusting bolt 54 in two slotted holes 55, the diverse location of adjusting bolt 54 in slotted hole 55, corresponding to the different elevations angle that spray boom 33 changes from the adaptation Various Seasonal between horizontal plane.The midpoint of adjusting bolt 54 is fixed with tie-beam 57, and tie-beam 57 is fixed on the upper surface of a four-way pipe.Fore-and-aft direction in four-way pipe passes for spray boom 33, and on left and right directions, connect for sill 58, such connection, be in fact that spray boom 33 can be rotated around sill 58, and be rotate when angle adjustment plate 53 rotates around sill 58, and the power that angle adjustment plate 53 rotates, come from the driving of cylinder 51, and the Action of Gravity Field of counterweight 59.
Wherein, cylinder 51 is hinged by hinge E with one end of angle adjustment plate 53, connecting rod 52 is then fixedly connected on hinge E, the stiff end of cylinder 51 is fixedly connected on the some F place on transverse arm 23, bottom and the lower extension 230 of angle adjustment plate 53 are connected to O point by turning cylinder (i.e. sill 58), in the present embodiment, by changing the setting position of adjusting bolt 54, spray boom 33 can be adjusted to and become 16 with horizontal plane, the position at 36 or 56 degree of angles, and fixed, due to the effect of counterweight 59, regardless of the relative position of spray boom 33 with solar panel, spray boom 33 and horizontal plane angulation remain constant, when clean complete pack up cleaning equipment time, cylinder 51 extends, connecting rod 52, counterweight 59 together with the pin joint E of angle adjustment plate 53 with the position of sill 58(and tie point O) rotate to the direction that cylinder 51 extends, drive the front end of spray boom 33 to draw close to transverse arm 23 direction thereupon, otherwise when needs carry out cleaning action, cylinder 51 does contractive action, make the front end of spray boom 33 away from transverse arm 23, and spray boom 33 is drawn close to the direction of solar module, the direction of motion of what in Fig. 5, dotted arrow represented is when cylinder 51 extends E point, and solid arrow represents is the direction of rotation of spray boom 33.
Four, avoiding jetting mechanism
See Fig. 1, Fig. 7 to Figure 10, avoiding jetting mechanism 3 comprises water pump 31, water tank 32, spray boom 33, shower nozzle 34 and guard ring 35.
Avoiding jetting mechanism 3 works, and needs high-pressure water, and in the present embodiment, this high-pressure water is provided by water pump 31 and water tank 32.But the present invention is not limited thereto, when operating range is not long, external high pressure water source can be connected to by pipeline.
Water tank 32 can comprise front water tank 321 and rear water box 322, be arranged on two positions of the front and back of locomotive 11 respectively, water pump 31 and rear water box 322 are installed on the rear side of moving body side by side, spray boom 33 is connected by four-way pipe with adjustable plate 53, shower nozzle 34 is arranged on spray boom 33 successively, and the water in water tank 32 flow to shower nozzle 34 through water channel after being boosted by water pump 31, spray water under high pressure by shower nozzle 34 to solar cell panel assembly surface again, thus reach the object of dedusting.
Wherein said water channel, can along transmission mechanism 2 move towards arrange, and be connected into spray boom 33.
Wherein, shower nozzle 1 is arranged on spray boom successively, although spray boom 33 is parallel with solar panel all the time, but shower nozzle 34 is not the plane perpendicular to solar panel place, therefore, shower nozzle 34 is also not orthogonal to spray boom 34 lower surface, but with spray boom 33 lower surface acutangulate into 45-90 degree but out of plumb, 45-89 degree in other words conj.or perhaps, namely 90 degree are not comprised, preferably 80 degree, namely as shown in Figure 9, angle between the axis m of shower nozzle 34 and solar panel place planar S is 80 degree, the hydro-peening efficiency of this structure and washability are higher than shower nozzle 34 structure vertical with solar panel.
In the present embodiment, have 10 identical described shower nozzles 34 and be installed on spray boom 33 uniformly, shower nozzle 34 and solar panel acutangulate preferably 80 °.
See Fig. 6-Figure 10, spray boom 33 is installed on angle adjusting mechanism 5, angle between spray boom 33 and ground (being also horizontal plane) changes along with the change of the angle between solar panel and ground, all the time make spray boom 33 and solar panel keeping parallelism, this angle regulates by the angle regulator of solar panel cleaning equipment.
See Fig. 1, Figure 10, spray boom 33 is not vertical relation with the lower limb of solar panel, and the hydro-peening efficiency of this structure and washability are higher than the spray boom structure vertical with the lower limb of solar panel.In the present embodiment, it is 80 ° that spray boom 33 and solar panel lower limb Q acutangulate, and can ensure the position that the water that the water of first shower nozzle ejection from top to bottom can clean to second shower nozzle ejection does not clean like this, to ensure high-detergency.This angle, be by swivel base 12 determined by the angle that rotates.Rotating base 12 rotating range is 0-135 degree, rotates 45-135 degree but when not comprising 90 degree, make the lower limb acutangulate of spray boom and solar panel into 45-89 degree angle at rotating base.
See Fig. 7, Fig. 8, guard ring 35 is fixed on spray boom 33, when locomotive 11 run on jolt road surface time, spray boom 33 and shower nozzle 34 is as easy as rolling off a log bumps against solar panel, because guard ring 35 to be greater than the length of shower nozzle 34 to the length of downward-extension, therefore guard ring 35 can play protective action, has 3 guard rings 35 in the present embodiment and is installed on spray boom 33, and guard ring 35 can be made up of rubber tube or other elastomeric materials.
See Fig. 2, housing 4 is arranged on the outside of whole transmission mechanism 2, plays dust-proof, protective action.Housing 4 points of two parts, a part is arranged on the outside of telescopic arm 22 and support arm 21, and another part is arranged on the outside of transverse arm 23.
The mobile solar assembly cleaning equipment operating process of the embodiment of the present invention is: front side locomotive 11 being moved to solar components, open the driving cylinder 13 controlling rotating base 12, transmission mechanism 2 is made to rotate 100 degree, transmission mechanism 2 is made to keep acute angle folded by it to be 80 degree of states with the vehicle body of locomotive 11, thus make spray boom 33 be positioned at directly over solar components, open the length of telescopic arm 22 and the swinging angle control button of support arm 21, such as telescopic arm 22 is shortened, the free end of hydraulic cylinder 212 is retracted, thus regulate the vertical height between spray boom 33 and solar components and lateral separation all to reduce, open cylinder 51, regulate the angle of spray boom 33 and solar components place plane, when reaching perfect condition, spray boom 33 is parallel with solar components place plane, now open the valve of water pump 31, current through water pipe, water channel, finally by nozzle 34, eject water under high pressure, reach the object of high-effective dust-removing.
The mobile solar assembly cleaning equipment of the embodiment of the present invention: hydro-peening is quick, and efficiently, cost is low, is particularly suitable for the cleaning of a fairly large number of solar power plant of solar components.
Although with reference to exemplary embodiment describing the application, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Spirit or the essence of invention is not departed from because the application can specifically implement in a variety of forms, so be to be understood that, above-described embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalency range and remodeling and all should be claim of enclosing and contained.