JP2017163828A - Solar panel coating device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a solar panel coating device for applying a coating agent which, in maintenance and management of solar panels, is capable of making a deterioration in the power generating capacity of a solar panel less liable to occur, and which is capable of improving the power generating capacity.SOLUTION: A solar panel coating device 10 performs a coating process to apply a coating agent to panel surfaces 3, in order to carry out maintenance and management of a solar panel unit 1 in which a plurality of solar panels 2 having the panel surfaces 3 are installed side-by-side. The solar panel coating device 10 according to the present invention includes a travel unit 30 which has driving means which moves on the top of the panel surfaces 3, and a coating unit 50 which subjects the panel surfaces 3 to the coating process while being moved by the travel unit 30.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a solar panel coating apparatus used when performing maintenance management in order to further improve the power generation capacity of a solar panel.

  Conventionally, a solar panel unit in which a plurality of solar panels are installed side by side is known.

  In order to prevent a decrease in power generation capacity of each solar panel in such a solar panel unit, a cleaning device that cleans a panel surface that receives sunlight is known (for example, see Patent Document 1).

JP-A-2015-138854

  However, in recent years, in addition to cleaning the panel surface with a cleaning device such as Patent Document 1, it has been required to further improve the power generation capacity of the solar panel.

  Then, this invention makes it a subject to provide the solar panel coating apparatus which can improve a power generation capability more in the maintenance management of a solar panel.

  In order to achieve such a problem, the present invention provides a solar for performing a coating process in which a coating agent is applied to a predetermined thickness on the panel surface in maintenance management of a solar panel unit in which a plurality of solar panels having a panel surface are arranged side by side. An optical panel coating apparatus comprising: a traveling unit that moves on the panel surface; and a coating unit that performs the coating process on the panel surface while moving by the traveling unit.

  In the present invention, it is desirable that the coating portion has a spreading member that spreads the coating agent supplied from the outside on the panel surface.

  In the present invention, the coating agent supplied from the outside is impregnated in the spreading member, and the coating agent is spread on the panel surface by sliding the spreading member on the panel surface. Desirably configured.

  In the present invention, the solar panel unit further includes a moving rail member that is arranged so as to straddle the upper side surface to the lower side surface of the solar panel unit, and that is movable in a substantially horizontal direction on the panel surface. It is preferable that the portion is mounted on the moving rail member and moves on the panel surface in a substantially horizontal direction.

  In the present invention, it is preferable that the coating portion is configured to move on the panel surface along the moving rail member.

  According to the present invention, since it has a running part and a coating part, the power generation capability of the solar panel can be improved.

  In the present invention, the coating agent can be uniformly applied to the panel surface by providing the spreading member for spreading.

  Moreover, in this invention, a coating agent can be more uniformly apply | coated to a panel surface by impregnating a coating agent to a spreading member and sliding a panel surface to this spreading member.

  In the present invention, by providing the moving rail member, the coating portion can be stably run on the panel surface.

  In this invention, this coating part can be reduced in size by comprising a coating part so that it may move along a moving rail member.

It is a top view which shows notionally the state which has arrange | positioned the solar panel coating apparatus which concerns on Embodiment 1 of this invention on the solar panel unit. It is a top view which shows notionally the moving rail member and traveling part of the solar panel coating apparatus which concerns on the same Embodiment 1. FIG. It is a top view which shows notionally the state which disconnected the connection of FIG. 2 in the solar panel coating apparatus which concerns on the same Embodiment 1. FIG. It is AA sectional drawing of FIG. 1 in the solar panel coating apparatus which concerns on the same Embodiment 1. FIG. It is a top view which shows the state which has arrange | positioned the solar panel coating apparatus which concerns on Embodiment 2 of this invention on the solar panel unit. It is BB sectional drawing of FIG. 5 in the solar panel coating apparatus which concerns on the same Embodiment 2. FIG. It is CC sectional drawing of FIG. 6 in the solar panel coating apparatus which concerns on the same Embodiment 2. FIG.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
Embodiment 1 of the Invention
1 to 4 show a first embodiment of the present invention.

  The solar panel coating apparatus 10 of this embodiment performs a coating process on the surface of the solar panel unit 1 as shown in FIG. The solar panel unit 1 is provided across the upper side surface 1a and the lower side surface 1b and is movable on the surface of the solar panel 2 in a substantially horizontal direction. A traveling unit 30 that is disposed and travels on the solar panel unit 1 and a coating unit 50 that performs a coating process on the solar panel unit 1 while moving by the traveling unit 30 are provided.

  First, the solar panel unit 1 of this embodiment will be described.

  Generally, the solar panel unit 1 is installed in a state where the panel surface 3 is inclined, that is, in a state where the upper side surface 1a of the panel surface 3 is located above the lower side surface 1b. In FIG. 1, the horizontal direction is a substantially horizontal direction, and the vertical direction is a direction substantially parallel to the inclined panel surface 3 and substantially perpendicular to the horizontal direction. In the following description, the direction represented as the vertical direction in FIG.

  As shown in FIG. 1, the solar panel unit 1 includes a plurality of solar panels 2 arranged side by side in the front-rear and left-right directions. In the example of FIG. 1, four solar panels 2 are installed side by side in the tilt direction L and 10 in the horizontal direction (only a part is shown). Each solar panel 2 is provided around a panel body 4 having a panel surface 3 for taking in sunlight to generate solar power and a power generation device (not shown) arranged on the back side thereof. Edge 5. Among these, the panel surface 3 is comprised with glass, and the edge part 5 is comprised with metals, such as aluminum.

  Next, the solar panel coating apparatus 10 of this embodiment is demonstrated. As shown in FIGS. 1 to 4, the solar panel coating apparatus 10 includes a moving rail member 20, a traveling unit 30 mounted on the moving rail member 20, and a coating unit 50.

  Among these, as shown in FIG. 1, the moving rail member 20 is attached with the traveling unit 30 and the coating unit 50 and is stably moved in the substantially horizontal direction of the solar panel unit 1. As shown in FIGS. 2 and 3, the moving rail member 20 includes, for example, two bars 21 disposed on the solar panel unit 1 along the inclination direction L of the solar panel unit 1 and the bars 21. It has end members 22 and 23 which are fixed and arranged in parallel with the upper side surface 1a and the lower side surface 1b of the solar panel unit 1. Further, the end members 22 and 23 are provided with wheels 24 and 25 facing the upper side surface 1a and the lower side surface 1b, respectively, and solar panels from both upper and lower sides of the panel surface 3 inclined by the wheels 24 and 25. The unit 1 is clamped. Thereby, the moving rail member 20 is attached to the solar panel unit 1 in a stable state, and the wheels 24 and 25 can be moved stably and smoothly in a substantially horizontal direction.

  In this embodiment, the end members are provided on both the upper side and the lower side of the solar panel unit 1. However, since the solar panel unit 1 is inclined, it may be provided only on the upper side.

  2 and 3, the traveling unit 30 is attached to the moving rail member 20, and includes a control unit (not shown) that also serves as a power supply unit, and a traveling unit motor 31 as a driving unit. The rotating shaft 32 and the traveling wheel 33 are provided. The control unit receives a command from a remote controller or the like operated by the worker and gives a driving signal to the traveling unit motor 31. The traveling unit motor 31 generates a driving force in response to a driving signal from the control unit. The traveling unit motor 31 and the rotating shaft 32 are connected by a transmission member 34 such as a chain, and transmit driving force.

  Moreover, the rotating shaft 32 is arrange | positioned between the right-and-left two spreading members 51 mentioned later. These rotating shafts 32 are provided along the inclination direction L of the solar panel unit 1, and a plurality of traveling wheels 33 are fixed to predetermined positions of the respective rotating shafts 32. As described above, the transmission member 34 is connected to the rotating shaft 32 so that the driving force from the traveling unit motor 31 is transmitted. Moreover, the rotating shaft 32 is rotatably supported with respect to the moving rail member 20 by a supporting member (not shown) having a bearing or the like.

  Moreover, the traveling wheel 33 is arrange | positioned so that the edge part 5 in the solar panel 2 may be passed, and as shown in FIG. 1, four solar panels 2 are arrange | positioned in the inclination direction L here. Therefore, ten traveling wheels 33 passing through the five edge portions 5 in total are disposed.

  As shown in FIG. 3, the moving rail member 20 can be disassembled into a plurality of members, and can be transported in a disassembled state before being installed in the solar panel unit 1. And in the case of installation, it couple | assembles by connecting the bars 21 and fixing with the fixing tool which is not shown in figure.

  Moreover, although the traveling unit 30 of this embodiment is in a state of being integrally fixed with respect to the moving rail member 20, the traveling unit 30 is not limited to this, and the traveling unit 30 is relative to the moving rail member 20. It may be removable.

  With such a configuration, the traveling rail member 20 is moved in a substantially horizontal direction by driving the traveling unit 30 and rotating the traveling wheel 33.

Further, as shown in FIG. 1, the coating unit 50 is formed to have a length that extends across the entire panel surface 3 along the inclination direction of the solar panel unit 1, and the moving rail member 30 is driven by the traveling unit 30. It is guided by 20 and moves in a substantially horizontal direction. Moreover, as shown in FIG. 4, the coating part 50 has the two spreading members 51 arrange | positioned along the inclination direction L of the solar panel unit 1, and it has a discharge apparatus (illustration omitted) in the upper part. ) Is arranged. This discharge device has a tank for storing a coating agent (not shown), a control valve, and a hose. When the control valve is operated, a predetermined amount of coating agent is spread from the tank through the hose to the upper portion of the member 51. (For example, about 25 cm ³ per one solar panel 2) is discharged.

  In this embodiment, as a coating agent, an anti-reflective film is mainly formed to improve the light transmittance, for example, Excel Pure (trademark), which is a coating agent manufactured by Chuo Motor Co., Ltd., is used. be able to. However, the coating agent of this embodiment is not limited to this, and is one that imparts an antifouling effect that makes it difficult to get dirt by forming a film that mainly performs hydrophilic coating, such as Trade Service Co., Ltd. You may use Adtec coat (trademark) etc. which are coating agents made from. In addition, for the purpose of coating treatment, as described above, an antireflection film is formed to improve the light transmittance and to form a hydrophilic coating film, thereby making it difficult to get dirt. A coating agent having an appropriate effect may be used for an appropriate purpose, such as forming a film having an antistatic effect that makes it easy to remove dirt. Further, coating may be performed using a coating agent having a plurality of effects. Furthermore, depending on conditions or the like, a plurality of coating agents may be applied.

  The spreading member 51 includes a spreading member 51e made of a sponge material such as urethane, and is formed to be equal to or longer than the length of the solar panel unit 1 in the inclination direction L. Then, the coating agent discharged from the above-described discharge device is impregnated and spreads in the spreading member 51, and the lower surface of the spreading member 51 slides on the panel surface 3, so that the coating agent having a predetermined thickness is obtained. The paint is spread on the panel surface 3. Here, as described later, a coating layer having a thickness of 100 to 200 nm is formed by applying twice. In the spreading member 51, a main body plate 51b is attached to the main body portion 51a, and a spreading plate 51d is attached to the lower portion of the spreading member 51 via an elastic member 51c such as a spring. Further, a spreading member 51e formed of a sponge material such as urethane having good impregnation property is provided at the lower part of the spreading plate 51d, and this spreading member 51e comes into contact with the panel surface 3 to apply the coating agent. The panel surface 3 is spread out.

  The main body 51a of the spreading member 51 is supported by a horizontal shaft 51f, and the horizontal shaft 51f is attached to a vertical movement lever 51g via a cam member (not shown). Then, by operating the vertical movement lever 51g, the horizontal shaft 51f moves up and down (that is, the operation of approaching and moving away from the inclined panel surface 3) via the cam member, and the horizontal shaft 51f is By moving up and down, the entire spreading member 51 attached thereto moves up and down. With this configuration, the spreading member 51e can be brought into contact with the panel surface 3 by operating the vertical movement lever 51g to lower the spreading member 51, and the vertical movement lever 51g can be operated to spread the painting. By raising the member 51, the spreading member 51 e can be separated from the panel surface 3.

  In addition, instead of manually moving the spreading member 51 up and down using the vertical movement lever 51g, a motor for moving the spreading member 51 up and down is provided, and this motor is remotely operated by a worker using a remote controller. You may be able to do it.

  Further, the coating unit 50 has a vertical movement motor 52, and when this is driven, the rack and pinion 53 between the coating unit 50 and the traveling unit 30 moves. The coating unit 50 moves up and down with respect to the moving rail member 20 and the traveling unit 30 in accordance with the operation of the rack and pinion 53. The coating unit 50 is provided with two downward wheels 54 and two inward wheels 55, which come into contact with a predetermined position of the traveling unit 30 to move the coating unit 50 up and down. Is stabilizing.

  Next, the operation of this embodiment will be described. This coating process is performed after the solar panel unit 1 is cleaned.

  First, the end member 22 is disposed on the upper side surface 1a of the solar panel unit 1, and the end member 23 is disposed on the lower side surface 1b. And the bar | burr 21 is arrange | positioned among them and the traveling part 30 is attached to the said bar | burr 21. FIG. Thereby, the moving rail member 20 and the traveling unit 30 are disposed at predetermined positions on the solar panel unit 1. Thereafter, it is confirmed whether or not the traveling wheel 33 is placed on the edge 5 of the solar panel 2.

  Next, the coating part 50 is inserted from below the moving rail member 20. At this time, when the vertical movement motor 52 of the coating unit 50 is driven, the rack and pinion 53 between the coating unit 50 and the traveling unit 30 is engaged, and the coating unit 50 is pushed upward along the moving rail member 20. It is supposed to be.

  And if the coating part 50 is inserted to the position straddling from the upper end to the lower end of the solar panel unit 1, the coating part 50 will be fixed to the driving | running | working part 30 and the moving rail member 20 by applying the predetermined | prescribed lock which is not shown in figure. Thereby, the assembly of the solar panel coating apparatus 10 is accommodated.

  Then, using this solar panel coating apparatus 10, a coating process is started. In this coating process, first, an operation of spreading the coating agent on the panel surface 3 while moving from the left end to the right end of the solar panel unit 1 is performed.

In this step, first, the right up / down movement lever 51g is operated to bring the right spreading member 51 of FIG. (Here, about 25 cm ³ per solar panel 2) is discharged and impregnated. The coating unit 50 performs the coating process while moving to the right by the driving force of the traveling unit 30 while being guided by the moving rail member 20. Thereafter, when the coating unit 50 reaches the right end of the solar panel unit 1, the left side vertical movement lever 51g is operated to lift the left side spreading member 51 upward, and is discharged to the right side spreading member 51. The coating agent is discharged and impregnated from the apparatus. The coating unit 50 performs the coating process while moving to the left by the driving force of the traveling unit 30 while being guided by the moving rail member 20.

  Thereby, it will be in the state which applied the coating agent twice to substantially the whole panel surface 3 of the solar panel 2 of the solar panel unit 1, and the coating layer about 100-200 nm thick is formed. In addition, the left end and the right end of the panel surface 3 are once painted due to the width of the traveling unit 30.

In addition, since this coating agent will result in reducing a power generation efficiency conversely when the thickness exceeds 200 nm, it is desirable not to perform coating three times.
[Embodiment 2 of the Invention]
Next, a second embodiment of the present invention will be described. 5 to 7 show a second embodiment of the present invention. 5-7, the component which attached | subjected the same code | symbol as FIGS. 1-4 shows the same thing as FIGS. 1-4, respectively. The points other than those described below are the same as in the first embodiment.

  Further, for the reference numerals 151a, 151b, 151c, 151d, 151f, 154, and 155, the main body 51a, the main body plate 51b, the elastic member 51c, the spreading plate 51d, the horizontal shaft 51f, and the downward facing of the first embodiment described above. Since it corresponds to the wheel 54 and the inward wheel 55 and has the same configuration, the description thereof is omitted.

  In the second embodiment, as shown in FIG. 5, two coating portions 150 are arranged along the inclination direction L, and these two coating portions 150 can move in the inclination direction L, respectively. . As shown in FIGS. 6 and 7, each coating portion 150 is provided with four spreading portions 151 e on the left and right sides, which are arranged in a staggered manner. By disposing the plurality of spreading portions 151e in a staggered manner, the coating agent can be spread without gaps.

  Next, the operation of this embodiment will be described.

  First, after the moving rail member 20 and the traveling unit 30 are disposed at predetermined positions of the solar panel unit 1, the coating unit 150 is inserted from below the moving rail member 20. At this time, when the vertical movement motor 152 of the coating unit 150 is driven, the rack and pinion 153 between the coating unit 150 and the traveling unit 30 is engaged, and the coating unit 150 is pushed upward along the moving rail member 20. It is done. At this time, the two coating portions 150 are arranged on the top panel surface 3 and the third panel surface 3 from the top.

  Then, a predetermined lock (not shown) is applied to fix the coating unit 150 to the traveling unit 30 and the movable rail member 20. Thereby, the assembly of the solar panel coating apparatus 10 is accommodated.

  Then, using this solar panel coating apparatus 10, a coating process is started.

  In the coating process, first, an operation of spreading the coating agent on the panel surface 3 while moving from the left end to the right end of the solar panel unit 1 is performed.

  That is, in this coating process, first, the right side vertical movement lever 151g in FIG. 6 is operated to raise the right side spreading member 151 upward, and a discharge device (not shown) is applied to the left side spreading member 151. The coating agent is discharged from and impregnated. The coating unit 150 performs the coating process while moving rightward by the driving force of the traveling unit 30 while being guided by the moving rail member 20. Thereafter, when the coating unit 150 reaches the right end of the solar panel unit 1, the left side vertical movement lever 151 g is operated so that the left side spreading member 151 is lifted upward and discharged to the right side spreading member 151. The coating agent is discharged and impregnated from the apparatus. The coating unit 150 performs the coating process while moving to the left by the driving force of the traveling unit 30 while being guided by the moving rail member 20.

  Thereby, it will be in the state which applied the coating agent twice to the substantially whole surface of the 1st and 3rd panel surface 3 of the solar panel 2 of the solar panel unit 1. FIG. Note that the left end and the right end of the panel surface 3 are once painted due to the width of the traveling unit 30.

  Next, at the left end of the solar panel unit 1, the coating unit 150 is moved so as to be on the second and fourth panel surfaces 3. Thereafter, the coating process is performed from the left end to the right end and from the right end to the left end of the panel surface 3 in the same manner as the coating process is performed on the first and third panel surfaces 3 of the solar panel 2 described above.

  As described above, according to the solar panel coating apparatus 10 of the first and second embodiments described above, the traveling unit 30 having the traveling unit motor 31 that moves on the panel surface 3 and the traveling unit 30 move. However, since the solar panel coating apparatus 10 having the coating units 50 and 150 that perform the coating process on the panel surface 3 performs the coating process on the panel surface 3, The power generation capacity of the optical panel 2 can be made difficult to decrease, or the power generation capacity can be improved.

  Further, according to the solar panel coating apparatus 10 of the first and second embodiments described above, the coating units 50 and 150 apply the discharge device for discharging the coating agent and the discharged coating agent on the panel surface 3. Since the extending members 51 and 151 are provided, the coating agent can be applied more uniformly on the panel surface 3.

  Further, according to the solar panel coating apparatus 10 of the first and second embodiments described above, the discharge device discharges the coating agent to the spreading members 51 and 151, and the coating agent is applied to the spreading member 51. 151, the coating agent can be applied onto the panel surface 3 more uniformly.

  In the solar panel coating apparatus 10 according to the first and second embodiments described above, the moving rail member 20 is disposed across the upper side surface 1 a and the lower side surface 1 b of the solar panel unit 1. A traveling unit 30 that can move on the panel surface 3 in a substantially horizontal direction is mounted on the movable rail member 20. For this reason, the traveling unit 30 is guided by the moving rail member 20 and can move in a substantially horizontal direction. As a result, the coating unit 50 and 150 can perform the coating process on the panel surface 3 while being moved by the traveling unit 30. Therefore, according to the solar panel coating apparatus 10 of Embodiments 1 and 2, the coating process can be performed in a very stable running state.

  Further, according to the solar panel coating apparatus 10 of the second embodiment described above, since the coating unit 150 is movable along the inclined direction L on the panel surface 3 along the moving rail member 20, this The coating part 150 does not need to have a length that spans the entire length of the panel surface 3 in the inclination direction L, and thus the coating part 150 can be downsized.

  The first and second embodiments described above are described for facilitating the understanding of the present invention, and are not described for limiting the present invention.

  For example, in each of the first and second embodiments described above, the coating agent discharged from the discharge device is impregnated in the spreading members 51 and 151, but is not limited thereto. For example, the coating agent may be discharged onto the panel surface 3 and spread by the spreading member 51.

  Furthermore, the coating agent may be applied to the panel surface 3 by spraying or the like, and the spreading may not be performed.

  In the first and second embodiments described above, the traveling unit 30 and the coating unit 50 are attached to the moving rail member 20 for use. However, the present invention is not limited to this, and there is no moving rail member. The solar panel coating apparatus having the coating portion may perform the coating process while moving on the panel surface. In addition, the moving rail member may not be held between the upper end and the lower end of the solar panel unit but may be held and moved by a fixed frame or the like disposed around the solar panel unit, for example.

  In the second embodiment, the case where the two small coating portions 150 are provided has been described. However, the present invention is not limited to this, and there may be one or three or more small coating portions. good. Also, the size may be different from that described above. In that case, the movement when performing the coating process is appropriately determined depending on the number and size of the coating portions.

  In the first and second embodiments, the traveling wheels 42 and 142 such as tires are provided as the traveling body for moving the traveling unit 30. However, the present invention is not limited to this, and instead of the traveling wheels 42 and 142. A caterpillar, a sliding member, and the like may be provided on the solar panel 2 so that they pass through the edge 5 of the solar panel 2. Moreover, the traveling wheel does not necessarily have to pass through the edge of the solar panel.

  In the first and second embodiments described above, the pair of coating portions 50 and 150 are arranged along the substantially horizontal direction. However, the present invention is not limited to this, and there is one coating portion with respect to the substantially horizontal direction. Alternatively, the number and shape of the coating portions may be appropriately changed, such as three or more.

  Further, the configurations of the coating units 50 and 150 and the traveling units 30 and 130 are not limited to those described in the first and second embodiments, and may be changed as appropriate.

  Further, the coating amount of the coating agent, the thickness of the coating layer, and the like may be appropriately determined according to the size, shape, installation state, type of coating agent, and the like of the solar panel.

  In the first and second embodiments described above, it is desirable to perform the coating process after the cleaning process is performed on the solar panel 2 that has not been subjected to the coating process. However, the solar panel coating apparatus of this invention can be used for coating processes other than after the cleaning process. For example, when a solar panel that has been coated at a factory, or when the coating layer of a solar panel that has been coated after factory shipment has become less effective due to aging, etc. It can be used. In this case, it is preferable that the old coating layer is once peeled off and then applied again. In order to peel off the old coating layer, a predetermined peeling brush is used. In that case, the above-mentioned spreading part is replaced with a peeling brush, and then the peeling process is performed. Replace and perform the spreading process. In the peeling process, the old coating layer may be peeled off simply by rubbing with a brush, but may be peeled off while applying a predetermined liquid agent such as water or alcohol.

DESCRIPTION OF SYMBOLS 1 Solar panel unit 2 Solar panel 3 Panel surface 4 Panel main body 5 Edge 10 Solar panel coating apparatus 20 Moving rail member 30 Traveling part 31 Traveling part motor 50,150 Coating part 51,151 Spreading member

Claims (5)

A solar panel coating apparatus that performs a coating process in which a coating agent is applied to a predetermined thickness on the panel surface in maintenance management of a solar panel unit in which a plurality of solar panels having a panel surface are arranged side by side,
A traveling unit that moves on the panel surface;
A coating unit that performs the coating process on the panel surface while being moved by the traveling unit;
A solar panel coating apparatus characterized by comprising:   The solar panel coating apparatus according to claim 1, wherein the coating unit includes a spreading member that spreads the coating agent supplied from the outside on the panel surface.   The coating member supplied from the outside is impregnated in the spreading member, and the coating member is spread on the panel surface by sliding the spreading member on the panel surface. The solar panel coating apparatus according to claim 2, wherein The solar panel unit further includes a moving rail member arranged so as to straddle the lower side surface from the upper side surface, and movable in a substantially horizontal direction on the panel surface, and
The traveling portion is mounted on the moving rail member and moves in a substantially horizontal direction on the panel surface.
The solar panel coating apparatus according to any one of claims 1 to 3.   The solar panel coating apparatus according to claim 4, wherein the coating unit is configured to move on the panel surface along the moving rail member.

Images