CN210080311U - Traveling mechanism assembly for photovoltaic array cleaning device - Google Patents
Traveling mechanism assembly for photovoltaic array cleaning device Download PDFInfo
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- CN210080311U CN210080311U CN201920842853.8U CN201920842853U CN210080311U CN 210080311 U CN210080311 U CN 210080311U CN 201920842853 U CN201920842853 U CN 201920842853U CN 210080311 U CN210080311 U CN 210080311U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model discloses a running gear assembly for photovoltaic array cleaning device, which comprises a mounting bas, the mount pad is equipped with running gear, two respectively along the both sides of running gear assembly direction of advance between the running gear still be equipped with installation mechanism on the mount pad, installation mechanism can be connected or separate with waiting of photovoltaic array to clean the surface. The running mechanism assembly of the scheme can move on the surface of the photovoltaic array, and meanwhile, relative sliding between the running mechanism assembly and the surface of the photovoltaic array can be avoided.
Description
Technical Field
The utility model relates to a solar photovoltaic technology field specifically is a running gear assembly for photovoltaic array cleaning device.
Background
Solar energy is one of the important forms of clean new energy utilization, and photovoltaic power generation is a main way of acquiring electric energy by utilizing solar energy and is also an important way for solving energy requirements. The cell slice made of semiconductor silicon is the most basic unit of the solar cell and is a core component for realizing the photovoltaic effect. In actual production and manufacture, a certain number of single battery pieces are connected in series or in parallel and then sealed to form an integral photovoltaic module. The photovoltaic module is formed by sealing a multilayer structure, and the uppermost layer is high-transmittance low-iron tempered glass (the average visible light transmittance is more than or equal to 92 percent) which plays a role in transmitting light and protecting a cell; the middle layer consists of polymer EVA (ethylene-vinyl acetate copolymer) and a silicon cell slice, and the EVA polymer wraps the cell slice to play a further role in protection; the lowermost layer consists of an alloy composite film TPT with the performances of ageing resistance, corrosion resistance, electric insulation and the like; the photovoltaic module frame made of the aluminum alloy plays a role in protecting the whole module.
The index for evaluating the performance of the photovoltaic module is the photoelectric conversion efficiency, factors influencing the photoelectric conversion efficiency are various, and the conversion efficiency is influenced by the environmental factors such as surface dust deposition, the working temperature of the module, the solar irradiation intensity and the like of the photovoltaic module only by analyzing from the environmental angle. The surface dust deposition reduces the power generation efficiency mainly because the dust deposition can reduce the sunlight transmittance, the dust deposition phenomenon on the surface of the photovoltaic module has great influence on the photoelectric conversion efficiency of the photovoltaic module, and the 'hot spot effect' caused by local shadow can seriously damage the module. According to investigation, manual cleaning is the main mode of dust cleaning of the photovoltaic modules at present, and the method is a good choice for courtyard type small photovoltaic power stations. However, for large photovoltaic arrays or photovoltaic power stations, the labor cost and water resource consumption caused by manual cleaning are burdensome.
In order to clean dust on the surface of a large photovoltaic array or a photovoltaic power station, the applicant considers and designs a cleaning mechanism for the photovoltaic array, which comprises a cleaning component and a dust hood arranged on two sides of the cleaning component, wherein the cleaning component comprises a rolling brush and a second motor which is connected with the rolling brush and can drive the rolling brush to rotate, one side of the dust hood facing the cleaning component is provided with a plurality of dust suction inlets, the other side of the dust hood is provided with a plurality of air outlets, a filter screen layer is vertically arranged between the dust suction inlets and the air outlets, and a negative pressure device which can generate negative pressure in the dust hood and enable air flow to flow from the dust suction inlets to the air outlets is further arranged in the dust hood.
Like this, clean the mechanism when cleaning photovoltaic array surface, the second motor drives the round brush and rotates, the round brush then carries out cleaning to photovoltaic array's surface, the dust that the round brush was swept up at clean in-process is in the dust suction inlet of the clean subassembly both sides suction hood of suction under negative pressure device's effect, the dust that is inhaled into the dust suction inlet passes through the filter screen layer, filter screen layer blocks the dust in the inside of suction hood, last clean air is discharged from air outlet department, the secondary pollution of the dust that the round brush was swept up to photovoltaic array surface production has been prevented, this scheme only need start the second motor from this, the second motor then drives the round brush and rotates the realization and clean photovoltaic array surface dust.
When the cleaning mechanism cleans the surface of the photovoltaic array, only dust in a limited area can be cleaned at one time, when the position of the cleaning mechanism needs to be moved, the cleaning mechanism needs to be moved manually or by a mechanical arm and the like, the operation is complicated, meanwhile, as the surface of the photovoltaic array is made of glass and has small surface friction coefficient, the cleaning mechanism is easy to slide relative to the surface of the photovoltaic array in the cleaning process, therefore, how to design a walking mechanism assembly which can move on the surface of the photovoltaic array and simultaneously avoid relative sliding between the walking mechanism assembly and the photovoltaic array, so that the walking mechanism assembly can drive the cleaning mechanism to move on the surface of the photovoltaic array after being connected with the cleaning mechanism, meanwhile, the walking mechanism assembly capable of avoiding relative sliding between the cleaning mechanism and the surface of the photovoltaic array in the cleaning process becomes a problem to be further solved.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model provides a technical problem that needs to solve is: how to provide a walking mechanism assembly for a photovoltaic array cleaning device, which can move on the surface of a photovoltaic array and can avoid relative sliding with the surface of the photovoltaic array.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the utility model provides a running gear assembly for photovoltaic array cleaning device, includes the mount pad, the length direction of mount pad is along the advancing direction of running gear assembly, the both ends of mount pad length direction are equipped with running gear respectively, lie in two on the mount pad position between the running gear still is equipped with installation mechanism, installation mechanism can be connected or the separation with waiting of photovoltaic array to clean the surface.
Thus, the running mechanisms at the two ends of the mounting seat work to drive the whole running mechanism assembly to move on the surface of the photovoltaic array; meanwhile, the surface of the photovoltaic array is made of glass, so that the friction coefficient is small, and the traveling mechanisms are arranged at the two ends of the mounting seat in the length direction, so that the contact area between the traveling mechanisms and the surface of the photovoltaic array is increased, and the traveling mechanism assembly can travel along a set route; simultaneously, the installation mechanism is arranged at the position between the two travelling mechanisms on the installation seat, the installation mechanism is used for being connected with or separated from the surface to be cleaned of the photovoltaic array, and the installation mechanism is connected with the surface of the photovoltaic array by additionally arranging the installation mechanism, so that the travelling mechanism assembly can be prevented from sliding relative to the surface of the photovoltaic array.
Preferably, installation mechanism includes vacuum pump and vacuum chuck, vacuum pump fixed connection be in on the mount pad, vacuum chuck's upper end through the connecting pipe with vacuum pump connects, vacuum chuck's lower extreme opening is towards the surface of waiting to clean of photovoltaic array, gas passage has been seted up in the connecting pipe, gas passage's both sides respectively with vacuum chuck with the vacuum pump communicates with each other, lower extreme opening place plane when vacuum chuck does not vacuumize is close to running plane that running gear and photovoltaic array contacted.
Therefore, when the mounting mechanism is connected with the surface of the photovoltaic array, the vacuum pump is used for pumping air in the vacuum sucker, so that the vacuum sucker is tightly attached to the surface of the photovoltaic array, the walking mechanism assembly is reliably connected with the photovoltaic array, when the mounting mechanism is required to be separated from the surface of the photovoltaic array, the vacuum pump fills air into the vacuum sucker, the vacuum sucker slightly rises and is not tightly attached to the surface of the photovoltaic array, and the walking mechanism assembly can move on the surface of the photovoltaic array.
Preferably, the traveling mechanism comprises a track, a driving assembly capable of driving the track to move is arranged on the inner side of the track, the driving assembly comprises a first motor and a driving gear fixedly connected with the first motor and capable of rotating under the driving of the first motor, driven teeth capable of being always meshed with the driving gear are arranged on the inner surface of the track, driven wheels are further arranged on the inner surface of the track and located below the driving gear, the driven wheels are connected with the driving assembly through a supporting frame, the number of the driven wheels is eight, the eight driven wheels are pairwise one, two driven wheels in the same group are symmetrically distributed at two ends of a perpendicular line perpendicular to the advancing direction of the track, and the driving gear and the driven wheels support the track into a triangular structure.
Therefore, when the travelling mechanism needs to move on the surface of the photovoltaic array, the first motor is started, the driving gear rotates under the driving of the first motor, the driving gear rotates to drive the driven gear meshed with the driving gear to rotate, on the other hand, the driven wheel is arranged below the driving gear, and the track is supported by the driven wheel and the driving gear to form a triangular structure, so that the stability of the triangular structure is good, the stability of the running process of the travelling mechanism assembly can be ensured, and the whole travelling mechanism assembly is driven to move on the surface of the photovoltaic array under the rotating action of the driven gear; meanwhile, the surface of the photovoltaic array is made of glass, so that the friction coefficient is small, and the contact area between the crawler belt and the surface of the photovoltaic array can be effectively increased by adopting the structural form of the crawler belt, so that the walking mechanism assembly is prevented from sliding relative to the surface of the photovoltaic array in the moving process, and the walking mechanism assembly is guaranteed to move along a set route all the time; eight follow two liang of a set of from driving wheel divide into four groups altogether, support the track from a plurality of positions, under the combined action of driving gear and driven tooth, can realize the more stable support effect to the track.
Preferably, a steering mechanism is arranged on the traveling mechanism and is a steering engine, the steering engine comprises a control circuit board, a direct current motor and an adjustable potentiometer are respectively mounted at the upper end of the control circuit board, the steering mechanism further comprises a speed change gear set, the speed change gear set is connected with a driving shaft of the direct current motor, an output shaft of the speed change gear set is connected with the mounting seat, and the lower end of the steering engine is connected with the traveling mechanism through a connecting frame.
Therefore, the steering engine is a position (angle) servo driver and is suitable for control systems which need constantly changing angles and can keep the angles, the output shaft of the steering engine is connected with the rack, the steering engine and the walking mechanism are connected through the connecting frame, the steering engine is started when steering is needed, the output shaft of the steering engine is connected with the mounting seat, the mounting seat is kept motionless, and the steering engine drives the walking mechanism to rotate through the connecting frame, so that the steering purpose is achieved.
Preferably, the support frame comprises a transverse first support frame connected with the driving component, a first oblique support frame and a second oblique support frame are arranged on the transverse first support frame, the first oblique support frame and the second oblique support frame are symmetrically distributed on two sides of the vertical axis of the track, an included angle between the first oblique support frame and the vertical axis of the track and an included angle between the second oblique support frame and the vertical axis of the track are larger than 0 degree and smaller than 90 degrees, a first mounting frame is transversely arranged at the other end of the first oblique support frame connected with the transverse first support frame, one side of the first mounting frame close to the end part of the track is connected with a group of driven wheels, a first connecting block is vertically arranged at the lower end of the other side of the first mounting frame, and a second mounting frame is transversely arranged at the other end of the second oblique support frame connected with the transverse first support, one side that the second mounting bracket is close to the track tip is connected with a set ofly from the driving wheel, the vertical second connecting block that is equipped with of lower extreme of second mounting bracket opposite side, first connecting block with the second connecting block passes through horizontal second support frame is connected, horizontal second support frame is followed track direction of advance's both sides respectively are equipped with a set ofly from the driving wheel.
Like this, under the effect of first diagonal bracing frame and second diagonal bracing frame, make two sets of follow driving wheels that are close to the track both ends and have more than 0 and be less than 90 contained angles between the track bottom plane, under the supporting role from the driving wheel, just so make the track both ends also have certain angle, gap or protruding profile when considering between each photovoltaic electroplax concatenation installation may influence advancing of running gear assembly, through designing the track both ends and having certain angle, can make the track can approximate parallel contact between walking in-process and some protruding faces, improve the obstacle crossing function of track.
Preferably, the driven teeth comprise first driven teeth and second driven teeth which are uniformly distributed along the radial direction of the inner surface of the crawler belt, and the driving gear is provided with a first driving tooth groove and a second driving tooth groove which are respectively meshed with the first driven teeth and the second driven teeth.
Like this, when the driven tooth with on driving gear and the track is mated, inject first driven tooth in first initiative tooth's socket department, inject the driven tooth of second in second initiative tooth's socket department for the driving gear is more convenient with the cooperation of driven tooth, can also inject the position of driving gear simultaneously.
Preferably, the connecting pipe comprises a first vertical connecting portion and a second connecting portion of a U-shaped shape with a downward opening, the first connecting portion is connected with the vacuum pump, and two ends of the opening of the second connecting portion are connected with the vacuum chuck.
Like this, all connect vacuum chuck through the both ends at second connecting portion open-ended, when being connected with photovoltaic array's surface like this, every end all adsorbs whole cleaning device on photovoltaic array's surface through two vacuum chuck, improves the stability of connecting.
Preferably, the track is made of an anti-slip material.
Therefore, the friction force between the crawler belt and the surface of the photovoltaic array can be effectively increased by the crawler belt made of the anti-skid material, and the relative sliding between the crawler belt and the surface of the photovoltaic array is further avoided.
Preferably, the outer surface of the track is made of soft rubber material.
Therefore, the elasticity and flexibility of the soft rubber are good, the outer surface of the crawler belt is made of the soft rubber material, and when the crawler belt moves, small vibration can be absorbed through the soft rubber, so that the vibration is prevented from being transmitted to the surface of the photovoltaic array.
Drawings
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a schematic structural view of a traveling mechanism and a steering mechanism according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a steering mechanism according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of the traveling mechanism assembly and the cleaning mechanism of the present invention cooperatively used in the photovoltaic array cleaning device.
Description of reference numerals: the cleaning device comprises a cleaning mechanism 1, a traveling mechanism 2, a connecting frame 21, a crawler belt 22, a first oblique support frame 23, a second oblique support frame 24, a driving gear 25, a driven wheel 26, a transverse second support frame 27, a steering mechanism 3, a direct current motor 31, a speed change gear set 32, an adjustable potentiometer 33, a control circuit board 34, a lead screw 4, a first sliding rod 5, a mounting seat 6, a vacuum pump 7, a connecting pipe 8, a vacuum chuck 9 and a support 10.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a traveling mechanism assembly for a photovoltaic array cleaning device comprises a mounting seat 6, wherein the length direction of the mounting seat 6 is along the advancing direction of the traveling mechanism assembly, two ends of the mounting seat 6 in the length direction are respectively provided with a traveling mechanism 2, a mounting mechanism is further arranged on the mounting seat 6 between the two traveling mechanisms 2, and the mounting mechanism can be connected with or separated from the surface to be cleaned of the photovoltaic array.
Thus, the running mechanisms 2 at the two ends of the mounting seat 6 work to drive the whole running mechanism assembly to move on the surface of the photovoltaic array; meanwhile, the surface of the photovoltaic array is made of glass, the friction coefficient is small, and the traveling mechanisms 2 are arranged at the two ends of the mounting seat 6 in the length direction, so that the contact area between the traveling mechanisms 2 and the surface of the photovoltaic array is increased, and the traveling mechanism assembly can travel according to a set route; simultaneously, the installation mechanism is arranged at the position between the two travelling mechanisms 2 on the installation seat 6 and is used for being connected with or separated from the surface to be cleaned of the photovoltaic array, and the installation mechanism is connected with the surface of the photovoltaic array by additionally arranging the installation mechanism, so that the travelling mechanism assembly can be prevented from sliding relative to the surface of the photovoltaic array.
In this embodiment, installation mechanism includes vacuum pump 7 and vacuum chuck, and vacuum pump 7 fixed connection is on mount pad 6, and vacuum chuck's upper end is connected with vacuum pump 7 through connecting pipe 8, and vacuum chuck's lower extreme opening is towards the surface of waiting to clean of photovoltaic array, has seted up gas passage in the connecting pipe 8, and gas passage's both sides communicate with each other with vacuum chuck and vacuum pump 7 respectively, and the lower extreme opening place plane when vacuum chuck does not take out the vacuum is close to the walking plane of running gear 2 and photovoltaic array contact.
Therefore, when the mounting mechanism is connected with the surface of the photovoltaic array, the vacuum pump 7 is used for pumping air in the vacuum sucker, so that the vacuum sucker is tightly attached to the surface of the photovoltaic array, the walking mechanism assembly is reliably connected with the photovoltaic array, when the mounting mechanism is required to be separated from the surface of the photovoltaic array, the vacuum pump 7 fills air into the vacuum sucker, the vacuum sucker is slightly lifted and is not tightly attached to the surface of the photovoltaic array, and the walking mechanism assembly can move on the surface of the photovoltaic array.
As shown in fig. 2, in this embodiment, the traveling mechanism 2 includes a crawler belt 22, a driving assembly capable of driving the crawler belt 22 to move is disposed on an inner side of the crawler belt 22, the driving assembly includes a first motor and a driving gear 25 fixedly connected to the first motor and capable of rotating under the driving of the first motor, driven teeth capable of always engaging with the driving gear 25 are disposed on an inner surface of the crawler belt 22, driven wheels 26 are further disposed on the inner surface of the crawler belt 22 and located below the driving gear 25, the driven wheels 26 are connected to the driving assembly through a supporting frame, eight driven wheels 26 are eight in total, eight driven wheels 26 are grouped in pairs, two driven wheels 26 in the same group are symmetrically disposed at two ends of a perpendicular line perpendicular to the advancing direction of the crawler belt 22, and the driving gear 25 and the driven wheels 26.
Thus, when the travelling mechanism 2 needs to move on the surface of the photovoltaic array, the first motor is started, the driving gear 25 rotates under the driving of the first motor, the driving gear 25 rotates to drive the driven gear meshed with the driving gear 25 to rotate, on the other hand, the driven gear 26 is arranged below the driving gear 25, the track 22 is supported by the driven gear 26 and the driving gear 25 to form a triangular structure, the stability of the triangular structure is good, the stability of the running process of the travelling mechanism assembly can be ensured, and the whole travelling mechanism assembly is driven to move on the surface of the photovoltaic array under the rotating action of the driven gear; meanwhile, the surface of the photovoltaic array is made of glass, so that the friction coefficient is small, and the structural form of the crawler belt 22 is adopted, so that the contact area between the crawler belt 22 and the surface of the photovoltaic array can be effectively increased, the walking mechanism assembly is prevented from sliding relative to the surface of the photovoltaic array in the moving process, and the walking mechanism assembly is guaranteed to move along a set route all the time; eight driven wheels 26 are two by two in a group, divide into four groups altogether, support track 22 from a plurality of positions, under the combined action of driving gear 25 and driven tooth, can realize the more stable support effect to track 22.
As shown in fig. 3, in this embodiment, a steering mechanism 3 is arranged on the traveling mechanism 2, the steering mechanism 3 is a steering engine, the steering engine includes a control circuit board 34, a dc motor 31 and an adjustable potentiometer 33 are respectively installed at the upper end of the control circuit board 34, the steering engine further includes a speed change gear set 32, the speed change gear set 32 is connected with a drive shaft of the dc motor 31, an output shaft of the speed change gear set 32 is connected with the mounting seat 6, and the lower end of the steering engine is connected with the traveling mechanism 2 through a connecting frame 21.
Therefore, the steering engine is a position (angle) servo driver and is suitable for control systems which need constantly changing angles and can keep the angles, the output shaft of the steering engine is connected with the rack, the steering engine is connected with the traveling mechanism 2 through the connecting frame 21, the steering engine is started when steering is needed, the output shaft of the steering engine is connected with the mounting seat 6, the mounting seat 6 keeps motionless, and the steering engine drives the traveling mechanism 2 to rotate through the connecting frame 21, so that the steering purpose is achieved.
In this embodiment, the support frame includes a transverse first support frame connected to the driving assembly, a first oblique support frame 23 and a second oblique support frame 24 are disposed on the transverse first support frame, the first oblique support frame 23 and the second oblique support frame 24 are symmetrically distributed on two sides of the vertical axis of the track 22, an included angle between the first oblique support frame 23 and the vertical axis of the track 22 and an included angle between the second oblique support frame 24 and the vertical axis of the track 22 are greater than 0 ° and less than 90 °, a first mounting frame is transversely disposed at the other end of the first oblique support frame 23 connected to the transverse first support frame, one side of the first mounting frame near the end of the track 22 is connected to a set of driven wheels 26, a first connecting block is vertically disposed at the lower end of the other side of the first mounting frame, a second mounting frame is transversely disposed at the other end of the second oblique support frame 24 connected to the transverse first support, the lower extreme of second mounting bracket opposite side is vertical to be equipped with the second connecting block, and first connecting block is connected through horizontal second support frame 27 with the second connecting block, and horizontal second support frame 27 respectively is equipped with a set of follow driving wheel 26 along the both sides of track 22 advancing direction.
Thus, under the action of the first oblique support frame 23 and the second oblique support frame 24, two groups of driven wheels 26 close to two ends of the crawler 22 and a bottom plane of the crawler 22 form included angles larger than 0 degree and smaller than 90 degrees, under the supporting action of the driven wheels 26, two ends of the crawler 22 also form a certain angle, and considering that a gap or a convex outline during splicing installation between each photovoltaic panel may affect the traveling of the traveling mechanism assembly, the two ends of the crawler 22 are designed to form a certain angle, so that the crawler 22 can be approximately in parallel contact with some convex surfaces in the traveling process, and the obstacle crossing function of the crawler 22 is improved.
In this embodiment, the driven teeth include a first driven tooth and a second driven tooth uniformly distributed along the radial direction of the inner surface of the track 22, and the driving gear 25 is provided with a first driving tooth slot and a second driving tooth slot respectively engaged with the first driven tooth and the second driven tooth.
Like this, when cooperating the driven tooth on driving gear 25 and track 22, inject first driven tooth in first initiative tooth's socket department, inject the second driven tooth in second initiative tooth's socket department for driving gear 25 is more convenient with the cooperation of driven tooth, can also inject the position of driving gear 25 simultaneously.
In this embodiment, the connecting pipe 8 includes a first vertical connecting portion and a second connecting portion of a U-shape with a downward opening, the first connecting portion is connected with the vacuum pump 7, and both ends of the opening of the second connecting portion are connected with the vacuum chuck.
Like this, all connect vacuum chuck through the both ends at second connecting portion open-ended, when being connected with photovoltaic array's surface like this, every end all adsorbs whole cleaning device on photovoltaic array's surface through two vacuum chuck, improves the stability of connecting.
In this embodiment, the track 22 is made of a non-slip material.
In this way, the track 22 made of the anti-slip material can effectively increase the friction force between the track 22 and the surface of the photovoltaic array, and further avoid the relative sliding between the track 22 and the surface of the photovoltaic array.
In this embodiment, the outer surface of the track 22 is made of a soft rubber material.
Thus, the elasticity and flexibility of the soft rubber are good, and the outer surface of the crawler 22 is made of the soft rubber material, so that when the crawler 22 moves, some small vibration can be absorbed by the soft rubber, and the vibration is prevented from being transmitted to the surface of the photovoltaic array.
As shown in fig. 4, the above-mentioned traveling mechanism assembly is used in cooperation with a cleaning mechanism mentioned in the background art to form a photovoltaic array cleaning device, the cleaning device includes a frame, a cleaning mechanism 1 capable of moving along the length direction of the frame is arranged on the frame, traveling mechanism assemblies capable of driving the cleaning mechanism 1 to move on the photovoltaic array are arranged at two ends of the frame, and a cleaning surface of the cleaning mechanism 1 contacting the photovoltaic array and a traveling surface of the traveling mechanism assembly contacting the photovoltaic array are located on the same plane or close to the same plane.
This cleaning device is when using, because clean the walking face that the mechanism 1 and the photovoltaic array contact cleaned the face and the walking face that the walking mechanism assembly and the photovoltaic array contact are located the coplanar or are close to the coplanar for clean mechanism 1 and treat that the effectual contact of photovoltaic array surface energy of cleaning and effectively clean the dust on photovoltaic array surface, at the in-process that cleans, clean the length direction removal that mechanism 1 can follow the frame, thereby should clean the structure and can clean the photovoltaic array surface of frame length direction.
After the cleaning mechanism 1 cleans the surface of the photovoltaic array in the length direction of the rack, the walking mechanism assembly drives the cleaning mechanism 1 to move on the photovoltaic array, so that the cleaning mechanism 1 moves to the surface of the photovoltaic array which is not cleaned, the cleaning mechanism 1 cleans the surface of the photovoltaic array at the position, and the above steps are repeated, and the cleaning mechanism 1 can move to each position of the surface to be cleaned of the photovoltaic array under the driving of the walking mechanism assembly, so that the dust on the surface of the photovoltaic array is effectively cleaned; therefore, the scheme can be used for carrying out dust treatment on the surface of a large photovoltaic array or a photovoltaic power station.
In this embodiment, the frame includes a screw 4, the cleaning mechanism 1 is connected to the screw 4 through a bracket 10, and a connecting gear forming a screw pair with the screw 4 and a third motor capable of driving the connecting gear to rotate are disposed in the bracket 10.
Thus, the third motor is started, the third motor drives the connecting gear to rotate, and the connecting gear moves along the length direction of the screw rod 4 due to the fact that the screw rod pair is formed between the connecting gear and the screw rod 4, and then the connecting gear drives the cleaning mechanism 1 to move along the length direction of the screw rod 4 through the support 10.
In this embodiment, the rack further includes a first slide bar 5 and a second slide bar distributed on two sides of the screw rod 4 along a direction perpendicular to the length direction of the rack, and both the first slide bar 5 and the second slide bar pass through the bracket 10 and fixedly connect two ends to the mounting base 6.
In this way, by arranging the first slide bar 5 and the second slide bar, when the sweeping mechanism 1 moves along the length direction of the lead screw 4, the first slide bar 5 and the second slide bar can enable the sweeping mechanism 1 to move on the lead screw 4 more stably.
Finally, it is noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (9)
1. The utility model provides a running gear assembly for photovoltaic array cleaning device which characterized in that, includes the mount pad, the length direction of mount pad is along the advancing direction of running gear assembly, the both ends of mount pad length direction are equipped with running gear respectively, lie in two on the mount pad position between the running gear still is equipped with installation mechanism, installation mechanism can be connected or the separation with waiting to clean the surface of photovoltaic array.
2. The running gear assembly for a photovoltaic array cleaning device as claimed in claim 1, wherein the mounting mechanism comprises a vacuum pump and a vacuum chuck, the vacuum pump is fixedly connected to the mounting base, the upper end of the vacuum chuck is connected to the vacuum pump through a connecting pipe, the lower opening of the vacuum chuck faces the surface to be cleaned of the photovoltaic array, a gas channel is formed in the connecting pipe, two sides of the gas channel are respectively communicated with the vacuum chuck and the vacuum pump, and the plane of the lower opening when the vacuum chuck is not vacuumized is close to the running plane of the running gear in contact with the photovoltaic array.
3. The walking mechanism assembly for a photovoltaic array cleaning apparatus of claim 1, the walking mechanism comprises a crawler belt, a driving assembly capable of driving the crawler belt to move is arranged on the inner side of the crawler belt, the driving assembly comprises a first motor and a driving gear fixedly connected with the first motor and capable of rotating under the driving of the first motor, the inner surface of the crawler belt is provided with driven teeth which can be always meshed with the driving gear, the inner surface of the crawler belt is positioned below the driving gear and is also provided with a driven wheel, the driven wheels are connected with the driving assembly through a supporting frame, the number of the driven wheels is eight, the eight driven wheels are pairwise arranged in a group, the two driven wheels in the same group are symmetrically distributed at two ends of a vertical line perpendicular to the advancing direction of the crawler, and the crawler is supported by the driving gear and the driven wheels to form a triangular structure.
4. The travelling mechanism assembly for the photovoltaic array cleaning device as claimed in claim 1, wherein a steering mechanism is arranged on the travelling mechanism, the steering mechanism is a steering engine, the steering engine comprises a control circuit board, a direct current motor and an adjustable potentiometer are respectively mounted at the upper end of the control circuit board, the travelling mechanism assembly further comprises a speed change gear set, the speed change gear set is connected with a driving shaft of the direct current motor, an output shaft of the speed change gear set is connected with the mounting seat, and the lower end of the steering engine is connected with the travelling mechanism through a connecting frame.
5. The traveling mechanism assembly for a photovoltaic array cleaning apparatus as claimed in claim 3, wherein the support frame includes a first transverse support frame connected to the driving assembly, the first transverse support frame is provided with a first diagonal support frame and a second diagonal support frame, the first diagonal support frame and the second diagonal support frame are symmetrically distributed on two sides of the vertical axis of the track, an included angle between the first diagonal support frame and the vertical axis of the track is greater than 0 ° and less than 90 °, a first mounting frame is transversely provided at the other end of the first diagonal support frame connected to the first transverse support frame, one side of the first mounting frame near the end of the track is connected to a set of the driven wheels, a first connecting block is vertically provided at the lower end of the other side of the first mounting frame, and a second connecting block is transversely provided at the other end of the second diagonal support frame connected to the first transverse support frame The second mounting bracket is close to one side of track tip is connected with a set ofly from the driving wheel, the vertical second connecting block that is equipped with of lower extreme of second mounting bracket opposite side, first connecting block with the second connecting block is connected through horizontal second support frame, horizontal second support frame respectively is equipped with a set ofly along track direction of advance's both sides from the driving wheel.
6. The running gear assembly for a photovoltaic array cleaning apparatus as claimed in claim 3, wherein the driven teeth comprise a first driven tooth and a second driven tooth uniformly distributed along a radial direction of the inner surface of the track, and the driving gear is provided with a first driving tooth slot and a second driving tooth slot respectively engaged with the first driven tooth and the second driven tooth.
7. The travel mechanism assembly for a photovoltaic array cleaning apparatus according to claim 2, wherein the connecting tube comprises a first vertical connecting portion and a second U-shaped connecting portion with a downward opening, the first connecting portion is connected to the vacuum pump, and the vacuum suction cup is connected to both ends of the opening of the second connecting portion.
8. The undercarriage assembly for a photovoltaic array cleaning apparatus of claim 3 wherein said track is formed of a non-slip material.
9. The travel mechanism assembly for a photovoltaic array cleaning apparatus as defined by claim 3 wherein the outer surface of the track is made of a soft rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920842853.8U CN210080311U (en) | 2019-06-05 | 2019-06-05 | Traveling mechanism assembly for photovoltaic array cleaning device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920842853.8U CN210080311U (en) | 2019-06-05 | 2019-06-05 | Traveling mechanism assembly for photovoltaic array cleaning device |
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| Publication Number | Publication Date |
|---|---|
| CN210080311U true CN210080311U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920842853.8U Expired - Fee Related CN210080311U (en) | 2019-06-05 | 2019-06-05 | Traveling mechanism assembly for photovoltaic array cleaning device |
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| CN (1) | CN210080311U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102381A (en) * | 2021-04-28 | 2021-07-13 | 国家电网有限公司 | Transformer cooler self-cleaning device with step-by-step scanning function |
| CN113548119A (en) * | 2021-09-02 | 2021-10-26 | 厦门理工学院 | Variable multipurpose miniature mobile platform |
-
2019
- 2019-06-05 CN CN201920842853.8U patent/CN210080311U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102381A (en) * | 2021-04-28 | 2021-07-13 | 国家电网有限公司 | Transformer cooler self-cleaning device with step-by-step scanning function |
| CN113102381B (en) * | 2021-04-28 | 2022-06-21 | 国家电网有限公司 | Transformer cooler self-cleaning device with step-by-step scanning function |
| CN113548119A (en) * | 2021-09-02 | 2021-10-26 | 厦门理工学院 | Variable multipurpose miniature mobile platform |
| CN113548119B (en) * | 2021-09-02 | 2022-10-18 | 厦门理工学院 | Variable multipurpose miniature mobile platform |
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