CN214184224U - Modularized passive photovoltaic cleaning robot - Google Patents

Abstract

The utility model discloses a modularized passive photovoltaic cleaning robot, which comprises a plurality of combined modules, wherein each combined module comprises a support, a plurality of cleaning modules are arranged on each support, all the cleaning modules are arranged on each support along a plurality of parallel straight lines to form a plurality of rows, the cleaning modules in two adjacent rows are arranged in a staggered manner to form a cleaning area, and the adjacent combined modules are connected in parallel through connecting pieces; the device is characterized in that the support is also provided with an upper walking part, the upper walking part comprises an upper walking wheel set, a transmission rod and a motor, each wheel in the upper walking wheel set is respectively pivoted with the support, the motor is connected with the support, an output shaft of the motor is in transmission connection with the transmission rod, at least one driving wheel is contained in the upper walking wheel set, the transmission rod is in transmission connection with the driving wheel, the device can flexibly change the cleaning area, and the device has good adaptability.

Description

Modularized passive photovoltaic cleaning robot

Technical Field

The utility model relates to a photovoltaic cleans the field, is a modularization passive form photovoltaic cleans machine people particularly.

Background

The photovoltaic power station is a power generation system which is formed by using solar energy and electronic elements made of special materials such as a crystalline silicon plate, an inverter and the like, and is connected with a power grid and transmits power to the power grid. Photovoltaic power generation has developed rapidly in our country in recent years due to its advantages of being clean, renewable, not consuming fossil fuels, and the like. With the wave of the construction of domestic photovoltaic power stations, many photovoltaic power stations only complete the aim of power generation, but do not put forward schedules on later-stage more important operation, maintenance and management. With the continuous occurrence of the problems of faults, device damage, fire, component attenuation and the like of the photovoltaic power station, the operation and maintenance management of the photovoltaic power station also slowly draws attention of people.

The photovoltaic cleaning robot in the prior art is mostly an integral structure, and when the cleaning area in unit time needs to be greatly increased, the photovoltaic cleaning robot can only be realized by adding the photovoltaic cleaning robot, so that the use cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the present invention is directed to: the utility model provides a modularization passive form photovoltaic cleans machine people, can conveniently increase its area of cleaning.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a modularized passive photovoltaic cleaning robot comprises a plurality of combined modules, wherein each combined module comprises a support, a plurality of cleaning modules are arranged on each support, all the cleaning modules are arranged on each support in a plurality of parallel straight lines to form a plurality of rows, the cleaning modules in two adjacent rows are arranged in a staggered mode to form a cleaning area, and the adjacent combined modules are connected in parallel through connecting pieces;

the cleaning module comprises a cleaning part, a base and a driving part, wherein the cleaning part comprises a disc brush, a first rotating shaft and a first travelling wheel;

the base comprises a base A, a base B and an elastic piece, the base B is of a cover-shaped structure, the base A is of a cavity structure with an open top, the base B is covered on the base A to seal the top of the base A, the skirt edge of the base B is sleeved outside the side wall of the base A and is in sliding fit with the outer wall of the base A, the base A is provided with a guide post, the base B is provided with a through hole, the guide post is provided with a plurality of elastic fixing rods A, one end of the fixed rod A is connected with the guide post, the other end of the fixed rod A is in a hook shape, the guide post penetrates through the through hole, the hook-shaped end of the fixed rod A is hung on the surface wall of the base B, the elastic piece is arranged between the base A and the base B to provide elastic force for enabling the base A and the base B to be away from each other, and the base B is connected with the bracket;

a plurality of axial bosses are arranged outside the side wall of the first rotating shaft, a fixing head is arranged at one end of the first rotating shaft, the first travelling wheel is pivoted with the other end of the first travelling wheel, the fixing head comprises a plurality of elastic fixing rods B, one end of each fixing rod B is connected with the end face of the first rotating shaft, the other end of each fixing rod B is in a hook shape, the hook-shaped end of each fixing rod B faces the outside of the first rotating shaft, a counter bore is arranged at the bottom of the base A, the axial boss of the first rotating shaft is arranged in the counter bore, a slot matched with the axial boss is arranged on the side wall of the counter bore, the fixing head penetrates through the inner top wall of the counter bore, and the hook-shaped end of each fixing rod B is hung on the inner wall of the base A;

the disc brush is in a conical structure and is sleeved outside the side wall of the first rotating shaft, and the large-diameter side of the disc brush is in contact with the photovoltaic;

the driving part comprises a driving gear, a driven gear, a driving bevel gear, a driven bevel gear and a driving wheel, the driving wheel is pivoted with the base A through a second rotating shaft, the driving gear and the driving wheel are connected with the same rotating shaft, the driven gear is meshed with the driving gear, the addendum circle diameter of the driving gear is larger than the addendum circle diameter of the driven gear, the driven gear is pivoted with the base A through a third rotating shaft, the driving bevel gear and the driven gear are connected with the same rotating shaft, the driven bevel gear is sleeved on the disc brush and meshed with the driving bevel gear, and the driving gear, the driven gear and the driving bevel gear are arranged inside the base A;

the support is also provided with an upper walking part, the upper walking part comprises an upper walking wheel set, a transmission rod and a motor, each wheel in the upper walking wheel set is respectively pivoted with the support, the motor is connected with the support, an output shaft of the motor is in transmission connection with the transmission rod, at least one driving wheel is contained in the upper walking wheel set, and the transmission rod is in transmission connection with the driving wheel;

the combined modules at the two ends are respectively provided with a lower walking part, the lower walking part comprises a lower walking wheel and a supporting rod, the lower walking wheel is pivoted with the supporting rod, and is arranged below the upper traveling wheel group, the support rod is connected with the bracket in a sliding way, used for adjusting the vertical distance between the lower traveling wheel and the upper traveling wheel group, a stud bolt is arranged on the bracket, one end of the stud bolt is connected with the bracket, the support rod is provided with a through hole, the other end of the stud bolt passes through the through hole and then is connected with a limit nut, the limiting nut is used for limiting the displacement of the supporting rod along the stud bolt, the photovoltaic panel is clamped between the wheel surfaces of the upper traveling wheel and the lower traveling wheel, a spring A is sleeved outside the stud bolt, and the elastic force of the spring A is used for enabling the lower travelling wheel to be tightly pressed on the bottom surface of the photovoltaic panel;

the connecting piece comprises a raised head, a clamp ring A, a clamp ring B, two levers and a spring B, wherein one end of the raised head is connected with one of the combined modules, the clamp ring A, the clamp ring B, the levers and the spring B are connected with the other combined module, the clamp ring A and the clamp ring B are of an arch structure, the inner contours of the clamp ring A and the clamp ring B are circular arcs with equal radiuses, the middle parts of the two levers are pivoted with the combined modules, the concave parts of the clamp ring A and the clamp ring B are oppositely arranged and are folded to form a fixed sleeve, the two ends of the clamp ring A are respectively pivoted with the same side of the two levers, the two ends of the clamp ring B are respectively pivoted with the other sides of the two levers, the distance between the hinged joint of the clamp ring A and the two levers is larger than the distance between the hinged joint of the clamp ring B and the two levers, one end of the spring B is abutted to the clamp ring B, and the other end of the combined module is abutted to the combined module, the elastic force is used for providing the elastic force for enabling the snap ring A and the snap ring B to be close, the other end of the raised head is of a frustum-shaped structure, the frustum-shaped end of the raised head is in interference fit with the inner contour of the fixed sleeve formed in the closed state of the snap ring A and the snap ring B, an annular groove is formed in the side wall of the raised head, and the snap ring A and the snap ring B are at least partially arranged in the annular groove.

Further, the stud pass through the mounting panel with leg joint, the stud with the mounting panel is connected, the mounting panel with leg joint.

Furthermore, a plurality of guide wheels are arranged on the combined modules at the two ends respectively, the guide wheels are pivoted with the support, and the wheel surfaces of the guide wheels are in contact connection with the side walls of the photovoltaic panels.

Furthermore, the surface wall of the part A of the base is concave to form an accommodating cavity, the counter bore is arranged on the surface wall in the accommodating cavity, and the driven bevel gear is at least partially arranged in the accommodating cavity.

Further, a handle is arranged on the snap ring A and used for pulling the snap ring A.

Furthermore, the end of the first rotating shaft, which is provided with the first traveling wheel, is of a fork-shaped structure comprising two sides, a notch groove is formed in each side, the inner contour of each notch groove is an arc surface, and the opening size of each notch groove is smaller than the diameter of the inner contour of each notch groove.

Furthermore, the junction of guide post with base A sets up in base A, the elastic component cover is located outside the guide post lateral wall.

Furthermore, the surface wall of the seat a in sliding fit with the skirt of the seat B at least comprises a straight wall, and the contact part of the skirt of the seat B and the straight wall of the seat a is also the straight wall.

Further, the output end of the motor is provided with a driving chain wheel, a driven chain wheel is sleeved on the transmission rod, and the driving chain wheel is connected with the driven chain wheel through a chain.

Compared with the prior art, the utility model, following beneficial effect has:

1. when the cleaning area needs to be increased, the cleaning device can reasonably rotate the combined module and then connect the combined module through the connecting piece, and has good adaptability.

2. During operation, the combination module is walked on the surface of photovoltaic board under the effect of the motor above that, the drive wheel on the cleaning module also takes place rotatoryly under the effect of frictional force, and its torque passes through driving gear 17, driven gear 6, drive bevel gear 10, driven bevel gear 16 finally transmit to first pivot 12 makes first pivot 12 also takes place rotatoryly, first pivot 12 drives when rotatory dish brush 5 is rotatory, cleans pollutants such as the dust of adhesion on the photovoltaic board clean simple structure reliable operation.

3. When connecting a plurality of composite modules, insert snap ring A, snap ring B on another composite module with the plush copper on the composite module and fold the fixed cover that forms, because the plush copper inserts the end of fixed cover is the frustum form, the conical surface of plush copper will snap ring A, snap ring B push open, snap ring A, snap ring B card are gone into in the annular groove on the plush copper lateral wall, through the connecting piece can be connected the composite module fast, through pulling during the dismantlement snap ring A makes snap ring A, snap ring B part can, need not use extracting tools such as spanner screwdriver, convenient and fast.

Drawings

Fig. 1 is a structural diagram of the modularized passive photovoltaic cleaning robot of the utility model;

FIG. 2 is a combination module diagram;

FIG. 3 is an enlarged view of FIG. 2 at B;

FIG. 4 is a bottom view of the combination module;

FIG. 5 is a schematic view of another stud arrangement;

FIG. 6 is a schematic view of a connector structure;

FIG. 7 is an enlarged view taken at A of FIG. 6;

FIG. 8 is a view of the cleaning module;

FIG. 9 is a view showing the internal structure of the base A;

FIG. 10 is a schematic block diagram of a counterbore arrangement;

FIG. 11 is a bottom block diagram of the cleaning module;

FIG. 12 is a view showing the internal structure of the cleaning module;

fig. 13 is a first shaft structural view.

List of reference numerals

1-base A, 2-base B, 3-driving wheel, 4-lightening groove, 5-disc brush, 6-driven gear, 7-elastic piece, 8-fixing rod A, 9-fixing rod B, 10-driving bevel gear, 11-first travelling wheel, 12-first rotating shaft, 13-combined module, 14-slot, 15-counter bore, 16-driven bevel gear, 17-driving gear, 18-axial boss, 19-third rotating shaft, 20-second rotating shaft, 21-notch groove, 22-guide column, 23-guide wheel, 24-stud bolt, 25-supporting rod, 26-descending travelling wheel, 27-limit nut, 28-spring A, 29-mounting plate, 30-butterfly bolt, 31-handle, 32-clamp ring A, 33-clamp ring B, 34-lever, 35-spring B, 36-motor, 37-driving chain wheel, 38-chain, 39-driven chain wheel, 40-bracket, 41-cleaning module, 42-upward traveling wheel group, 43-driving wheel and 44-transmission rod.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, integrally connected, or detachably connected; may be communication within two elements; they may be directly connected or indirectly connected through an intermediate, and those skilled in the art can understand the specific meaning of the above terms in the present invention in specific situations.

As shown in fig. 1 to 13, a modularized passive photovoltaic cleaning robot includes a plurality of combined modules 13, where the combined modules 13 include a support 40, the support 40 is provided with a plurality of cleaning modules 41, all the cleaning modules 41 are arranged on the support 40 in a plurality of parallel straight lines, cleaning modules 41 in two adjacent rows are staggered to form a cleaning area, and adjacent combined modules 13 are connected in parallel by a connecting piece;

the cleaning module 41 comprises a cleaning part, a base and a driving part, wherein the cleaning part comprises a disc brush 5, a first rotating shaft 12 and a first travelling wheel 11;

the base comprises a base A1, a base B2 and an elastic piece 7, the base B2 is of a cover-shaped structure, the base A1 is a cavity structure with an open top, the base B2 is arranged on the base A1 in a covering way and seals the top of the base A1, the skirt of the base B2 is sleeved outside the side wall of the base A1 and is in sliding fit with the outer wall of the base A1, the base A1 is provided with a guide post 22, the base B2 is provided with a through hole, the guide post 22 is provided with a plurality of elastic fixing rods A8, one end of the fixing rod A8 is connected with the guide post 22, the other end is in the shape of a hook, the guide post 22 passes through the through hole, the hook-shaped end of the fixing rod A8 is hung on the surface wall of the base B2, the elastic piece 7 is arranged between the base A1 and the base B2, provides an elastic force for separating the base A1 and the base B2 from each other, and the base B2 is connected with the bracket 40;

a plurality of axial bosses 18 are arranged outside the side wall of the first rotating shaft 12, a fixing head is arranged at one end of the first rotating shaft, the first travelling wheel 11 is pivoted with the other end of the first travelling wheel, the fixing head comprises a plurality of elastic fixing rods B9, one end of each fixing rod B9 is connected with the end face of the first rotating shaft 12, the other end of each fixing rod B9 is in a hook shape, the hook-shaped end of each fixing rod B9 faces the outside of the first rotating shaft 12, a counter bore 15 is arranged at the bottom of the base A1, the axial bosses 18 of the first rotating shaft 12 are arranged in the counter bores 15, slots 14 matched with the axial bosses 18 are arranged on the side wall of the counter bores 15, the fixing head penetrates through the inner top wall of the counter bores 15, and the hook-shaped ends of the fixing rods B9 are hung on the inner wall of the base A1;

the disc brush 5 is in a conical structure and is sleeved outside the side wall of the first rotating shaft 12, and the large-diameter side of the disc brush 5 is in contact with the photovoltaic;

the driving part comprises a driving gear 17, a driven gear 6, a driving bevel gear 10, a driven bevel gear 16 and a driving wheel 3, the driving wheel 3 is pivoted with the base A1 through a second rotating shaft 20, the driving gear 17 is connected with the driving wheel 3 through a rotating shaft, the driven gear 6 is meshed with the driving gear 17, the diameter of the addendum circle of the driving gear 17 is larger than that of the addendum circle of the driven gear 6, the driven gear 6 is pivoted with the base A1 through a third rotating shaft 19, the driving bevel gear 10 is connected with the driven gear 6 through a rotating shaft, the driven bevel gear 16 is sleeved on the disc brush 5, the driving bevel gear 10 is meshed with the driven bevel gear 16, and the driving gear 17, the driven gear 6 and the driving bevel gear 10 are arranged inside the base A1;

the support 40 is further provided with an upper traveling part, the upper traveling part comprises an upper traveling wheel set 42, a transmission rod 44 and a motor 36, each wheel in the upper traveling wheel set 42 is respectively pivoted with the support 40, the motor 36 is connected with the support 40, an output shaft of the motor is in transmission connection with the transmission rod 44, the upper traveling wheel set 42 at least comprises a driving wheel 43, and the transmission rod 44 is in transmission connection with the driving wheel 43;

the combined module 13 at both ends is provided with a lower walking part respectively, the lower walking part comprises a lower walking wheel 26 and a support rod 25, the lower walking wheel 26 is pivoted with the support rod 25 and is arranged below the upper walking wheel group 42, the support rod 25 is connected with the support 40 in a sliding manner and is used for adjusting the distance between the lower walking wheel 26 and the upper walking wheel group 42 in the vertical direction, the support 40 is provided with a stud bolt 24, one end of the stud bolt 24 is connected with the support 40, the support rod 25 is provided with a through hole, the other end of the stud bolt 24 passes through the through hole and is connected with a limit nut 27, the limit nut 27 is used for limiting the displacement of the support rod 25 along the stud bolt 24, a photovoltaic panel is clamped between the wheel surfaces of the upper walking wheel and the lower walking wheel 26, the stud bolt 24 is externally sleeved with a spring A28, the elastic force of the spring a28 is used for pressing the lower traveling wheels 26 against the bottom surface of the photovoltaic panel;

the connecting piece comprises a raised head, a snap ring A32, a snap ring B33, two levers 34 and a spring B35, wherein one end of the raised head is connected with one of the combined modules 13, the snap ring A32, the snap ring B33, the lever 34 and the spring B35 are connected with the other combined module 13, the snap ring A32 and the snap ring B33 are both in an arch structure, the inner contours of the two are circular arcs with equal radius, the middle parts of the two levers 34 are pivoted with the combined modules 13, the concave parts of the snap ring A32 and the snap ring B33 are oppositely arranged and are folded to form a fixed sleeve, two ends of the snap ring A32 are respectively pivoted with the same side of the two levers 34, two ends of the snap ring B33 are respectively pivoted with the other sides of the two levers 34, the distance between the hinged point of the snap ring A32 and the two levers 34 is greater than the distance between the crossed point of the snap ring B33 and the two levers 34, one end of the spring B35 is abutted to the snap ring B33, the other end of the raised head is abutted against the combined module 13 and used for providing elastic force for enabling the snap ring A32 and the snap ring B33 to be drawn close, the other end of the raised head is of a frustum-shaped structure, the frustum-shaped end of the raised head is in interference fit with the inner contour of a fixed sleeve formed in the closed state of the snap ring A32 and the snap ring B33, an annular groove is formed in the side wall of the raised head, and the snap ring A32 and the snap ring B33 are at least partially arranged in the annular groove.

The utility model discloses a theory of operation does: when needs increase and clean the area, rationally select behind the quantity of composite module 13 pass through the connecting piece can, when using, can dismantle motor 36 on some composite module 13 as required, and need not all the motor 36 on the composite module 13 all work, reduced the energy consumption.

The during operation, the combination module 13 walks on the surface of photovoltaic board under the effect of motor 36 above that, works as when combination module 13 walks, drive wheel 3 on the cleaning module 41 also takes place rotatoryly under the effect of frictional force, and its torque process driving gear 17, driven gear 6, drive bevel gear 10, driven bevel gear 16 finally transmit to first pivot 12 makes first pivot 12 also takes place rotatoryly, first pivot 12 drives when rotatory dish brush 5 is rotatory, cleans pollutants such as the dust of adhesion on the photovoltaic board clean up, and this device need not external energy input at the during operation, simple structure reliable operation, and its mounted position is nimble simultaneously, only needs to guarantee to drive when combination module 13 removes drive wheel 3 rotatory can.

The base A1 and the base B2 form a closed cavity structure, so that the driving gear 17, the driven gear 6 and the driving bevel gear 10 are protected, the weight of the device is reduced, and the position transfer is facilitated.

The utility model discloses in, first pivot 12 is detachable construction, when needs are changed during the dish brush 5, can with first pivot 12 is followed it can conveniently be changed to dismantle down on the base A1 dish brush 5, during the dismantlement, with each dead lever B9 couple form end to first pivot 12 axle center folds, until couple on the dead lever B9 can be followed break away from on the base A1, will afterwards first pivot 12 pull out can, convenient and fast, axial boss 18 on the first pivot 12 with slot 14 cooperation on the counter bore 15 lateral wall makes first pivot 12 can not be relative base A1 is rotatory.

Similarly to the fixing rod B9, when the base a1 and the base B2 need to be separated, the hook-shaped end of the fixing rod a8 is moved toward the axis of the guide post 22 until the fixing rod a8 can pass through the through hole of the base B2.

The working principle of the lower walking part is as follows: in operation, the photovoltaic panel is clamped between the upper traveling wheel set 42 and the lower traveling wheel 26, so that the driving wheel 3 can be tightly pressed on the surface of the photovoltaic panel, thereby increasing the cleaning efficiency, in the utility model, the stud 24 can have two setting modes, firstly, the bottom of the stud 24 is connected with the bracket 40, the top of the stud 24 passes through the through hole on the supporting rod 25, meanwhile, the top of the stud 24 is also provided with a limit nut 27, part of the surface wall of the supporting rod 25 is clamped between the limit nuts 27 on the tops of the spring a28 and the stud 24, and the elastic force of the spring a28 pushes the supporting rod 25 to move upwards, so that the lower traveling wheel 26 can be kept tightly pressed on the bottom wall of the photovoltaic panel; another kind of setting mode is the top of stud 24 with support 40 is connected, the bottom of stud 24 passes through the through-hole on the bracing piece 25, still be provided with stop nut 27 on the tip of stud 24 bottom, stop nut 27 with the one end butt of spring A28, the other end of spring A28 with the bracing piece 25 butt, its elastic force promotes the bracing piece 25 moves upwards, realizes down travelling wheel 26 can keep pressing the mesh on the diapire of photovoltaic board tightly.

In the present invention, the sliding connection between the support rod 25 and the bracket 40 can be realized by forming a through hole on the bracket 40, and the support rod 25 is partially disposed in the through hole on the bracket 40; the connection between the stud bolt 24 and the bracket 40 can be realized by additionally arranging two nuts on the end head of the stud bolt 24 connected with the bracket 40, and part of the surface wall of the bracket 40 is clamped between the two nut brackets 40.

The working principle of the connecting piece is as follows: when a plurality of combined modules 13 need to be connected, a raised head on one combined module 13 is inserted into a fixed sleeve formed by folding a snap ring A32 and a snap ring B33 on the other combined module 13, because the end of the raised head inserted into the fixed sleeve is in a frustum shape, the conical surface of the raised head pushes away the snap ring A32 and the snap ring B33, then the snap ring A32 and the snap ring B33 are clamped into an annular groove on the side wall of the raised head, the combined modules 13 can be quickly connected through the connecting piece, and the snap ring A32 is pulled to separate the snap ring A32 and the snap ring B33 during disassembly, so that disassembly tools such as a spanner, a screwdriver and the like are not needed, and the operation is convenient and quick.

In the utility model discloses, be provided with on the terminal surface of drive wheel 3 and subtract heavy groove 4. Through setting up subtract heavy groove 4, alleviate the weight of drive wheel 3, and then lightened the weight of whole device, convenient removal has reduced simultaneously the drive wheel 3 removes required moment, prevents simultaneously with the photovoltaic board crushing when clean photovoltaic board.

Further, the stud bolts 24 are connected to the bracket 40 through a mounting plate 29, the stud bolts 24 are connected to the mounting plate 29, and the mounting plate 29 is connected to the bracket 40.

The utility model discloses in, mounting panel 29 can with support 40 through butterfly bolt 30 with support 40 is connected, can't hold when the usage space of this device during walking down wheel 26, through rotating butterfly bolt 30 can with mounting panel 29 is followed dismantle on the support 40, walking down wheel 26 also dismantles thereupon, has increased the adaptability of device.

Further, a plurality of guide wheels 23 are arranged on the combined modules 13 at the two ends respectively, the guide wheels 23 are pivoted with the support 40, and the wheel surfaces of the guide wheels are in contact connection with the side walls of the photovoltaic panels.

The guide wheel 23 plays a role in positioning, so that the device can walk along a straight line when walking on the photovoltaic panel, and the drifting phenomenon cannot occur.

Further, part of the surface wall of the base A1 is concave to form a containing cavity, the counter bore 15 is arranged on the surface wall in the containing cavity, and the driven bevel gear 16 is at least partially arranged in the containing cavity.

The accommodating cavity protects the driven bevel gear 16 to prevent the driven bevel gear 16 from being damaged due to impact, and meanwhile, the accommodating cavity also has a dustproof effect to prevent dust from entering the meshing position of the driven bevel gear 16 and the drive bevel gear 10 to cause tooth surface abrasion of the drive bevel gear 10 and the driven bevel gear 16.

Further, a handle is arranged on the snap ring A32 and used for pulling the snap ring A32.

Through setting up the handle for the user can pull easily snap ring A32, and then conveniently part the composite module 13 who connects.

Further, the end of the first rotating shaft 12, which is provided with the first traveling wheel 11, is a fork-shaped structure including two sides, a notch slot 21 is formed in each side, an inner contour of the notch slot 21 is a circular arc surface, and an opening size of the notch slot 21 is smaller than a diameter of the inner contour of the notch slot 21.

The end of the first rotating shaft 12 of the fork-shaped structure can balance the moment applied to the first travelling wheel 11, and prevent the rotating shaft of the first travelling wheel 11 pivoted with the first rotating shaft 12 from bending due to unbalanced moment. Simultaneously, when the installation during first walking wheel 11, will earlier first walking wheel 11 is connected with the pivot, follows through being equipped with first walking wheel 11 pivot the opening part card of breach groove 21 is gone into in the breach groove 21, first walking wheel 11 presss from both sides and locates between two sides, will during the taking off first walking wheel 11's pivot is followed pull out in the breach groove 21 can, convenient maintenance.

Further, the connection point of the guiding post 22 and the base a1 is disposed in the base a1, and the elastic element 7 is sleeved outside the side wall of the guiding post 22.

The guide post 22 limits the elastic element 7, and prevents the elastic element 7 from displacing, so that the elastic restoring force of the elastic element 7 on the base a1 disappears, and meanwhile, the guide post 22 is partially arranged in the base a1, so that the elastic element 7 can be arranged in the space surrounded by the base a1 and the base B2, and the elastic element 7 is protected.

Further, the slide-fit surface walls of the seat A1 and the skirt of the seat B2 comprise at least one straight wall, and the contact position of the skirt of the seat B2 and the straight wall of the seat A1 is also a straight wall.

The straight wall of base A1 with the straight wall cooperation of base B2 can prevent base A1 is relative base B2 is rotatory, and then prevents there is the contained angle in the terminal surface of drive wheel 3 and photovoltaic board cleaning means's moving direction, the drive wheel 3 pivoted moment reduces.

Further, the output end of the motor 36 is provided with a driving sprocket 37, the transmission rod 44 is sleeved with a driven sprocket 39, and the driving sprocket 37 and the driven sprocket 39 are connected through a chain 38.

The chain transmission structure has no elastic sliding and slipping phenomena, accurate average transmission ratio, reliable work and high efficiency, is suitable for being used in outdoor dusty environment, and prolongs the service life of the device.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the embodiments in the above description, and the technical concept of the present invention can be within the scope of the present invention, and can be modified to various simple modifications, and these simple modifications all belong to the protection scope of the present invention. It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and in order to avoid unnecessary repetition, the present invention does not need to describe any combination of the features. In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims (9)

1. The utility model provides a modularization passive form photovoltaic cleans machine people which characterized in that: the cleaning device comprises a plurality of combined modules (13), wherein each combined module (13) comprises a support (40), a plurality of cleaning modules (41) are arranged on each support (40), all the cleaning modules (41) are arranged on each support (40) in a plurality of rows along a plurality of parallel straight lines, the cleaning modules (41) in two adjacent rows are arranged in a staggered mode to form a cleaning area, and the adjacent combined modules (13) are connected in parallel through connecting pieces;

the cleaning module (41) comprises a cleaning part, a base and a driving part, wherein the cleaning part comprises a disc brush (5), a first rotating shaft (12) and a first travelling wheel (11);

the base comprises a base A (1), a base B (2) and an elastic piece (7), the base B (2) is of a cover-shaped structure, the base A (1) is of a cavity structure with an open top, the base B (2) is arranged on the base A (1) in a covering mode, the top of the base A (1) is sealed, the skirt edge of the base B (2) is sleeved outside the side wall of the base A (1) and is in sliding fit with the outer wall of the base A, a guide column (22) is arranged on the base A (1), a through hole is formed in the base B (2), a plurality of elastic fixing rods A (8) are arranged on the guide column (22), one end of each fixing rod A (8) is connected with the guide column (22), the other end of each fixing rod A is in a hook shape, the guide column (22) penetrates through the through hole, hook-shaped ends of the fixing rods A (8) are hung on the surface wall of the base B (2), the elastic piece (7) is arranged between the base A (1) and the base B (2) and provides an elastic force for enabling the base A (1) and the base B (2) to be away from each other, and the base B (2) is connected with the support (40);

a plurality of axial bosses (18) are arranged outside the side wall of the first rotating shaft (12), one end of the first walking wheel is provided with a fixed head, the first walking wheel (11) is pivoted with the other end of the first walking wheel, the fixing head comprises a plurality of elastic fixing rods B (9), one end of each fixing rod B (9) is connected with the end surface of the first rotating shaft (12), the other end of each fixing rod B (9) is in a hook shape, and the hook-shaped end of the fixing rod B (9) faces the outside of the first rotating shaft (12), a counter bore (15) is arranged at the bottom of the base A (1), an axial boss (18) of the first rotating shaft (12) is arranged in the counter bore (15), and the side wall of the counter bore (15) is provided with a slot (14) matched with the axial boss (18), the fixing head penetrates through the inner top wall of the counter bore (15) and the hook-shaped end of the fixing rod B (9) is hung on the inner wall of the base A (1);

the disc brush (5) is of a conical structure and is sleeved outside the side wall of the first rotating shaft (12), and the large-diameter side of the disc brush (5) is in contact with the photovoltaic;

the driving part comprises a driving gear (17), a driven gear (6), a driving bevel gear (10), a driven bevel gear (16) and a driving wheel (3), the driving wheel (3) is pivoted with the base A (1) through a second rotating shaft (20), the driving gear (17) is connected with the driving wheel (3) through a rotating shaft, the driven gear (6) is meshed with the driving gear (17), the diameter of the addendum circle of the driving gear (17) is larger than that of the addendum circle of the driven gear (6), the driven gear (6) is pivoted with the base A (1) through a third rotating shaft (19), the driving bevel gear (10) is connected with the driven gear (6) through a rotating shaft, the driven bevel gear (16) is sleeved on the disc brush (5), and the driving bevel gear (10) is meshed with the driven bevel gear (16), the driving gear (17), the driven gear (6) and the driving bevel gear (10) are arranged in the base A (1);

the support (40) is further provided with an upper walking part, the upper walking part comprises an upper walking wheel set (42), a transmission rod (44) and a motor (36), each wheel in the upper walking wheel set (42) is respectively pivoted with the support (40), the motor (36) is connected with the support (40), an output shaft of the motor is in transmission connection with the transmission rod (44), at least one driving wheel (43) is contained in the upper walking wheel set (42), and the transmission rod (44) is in transmission connection with the driving wheel (43);

be located and be provided with down the part of walking on the composite module (13) at both ends respectively, down walk the part including walking down wheel (26), bracing piece (25), walking down wheel (26) with bracing piece (25) pin joint, and set up in go up the below of walking wheelset (42), bracing piece (25) with support (40) sliding connection for adjust down walk wheel (26) with go up the distance of walking wheelset (42) in vertical direction, be provided with stud (24) on support (40), the one end of stud (24) with support (40) are connected, be provided with the through-hole on bracing piece (25), the other end of stud (24) passes be connected with a stop nut (27) behind the through-hole, stop nut (27) are used for restricting bracing piece (25) are followed the displacement of stud (24), the photovoltaic panel is clamped between the wheel surfaces of the upper travelling wheel and the lower travelling wheel (26), a spring A (28) is sleeved outside the stud bolt (24), and the elastic force of the spring A (28) is used for enabling the lower travelling wheel (26) to be tightly pressed on the bottom surface of the photovoltaic panel;

the connecting piece comprises a raised head, a clamp ring A (32), a clamp ring B (33), two levers (34) and a spring B (35), wherein the raised head is arranged between adjacent combined modules (13), one end of the raised head is connected with one combined module (13), the clamp ring A (32), the clamp ring B (33), the levers (34) and the spring B (35) are connected with the other combined module (13), the clamp ring A (32) and the clamp ring B (33) are of arch structures, the inner outlines of the clamp ring A and the clamp ring B are arcs with equal radius, the middle parts of the two levers (34) are pivoted with the combined modules (13), the concave parts of the clamp ring A (32) and the clamp ring B (33) are arranged oppositely, the clamp ring A and the clamp ring B are folded to form a fixed sleeve, the two ends of the clamp ring A (32) are respectively pivoted with the same side of the two levers (34), the two ends of the clamp ring B (33) are respectively pivoted with the other sides of the two levers (34), the distance between snap ring A (32) and two lever (34) pin joints is greater than the distance between snap ring B (33) and two lever (34) crosspoints, spring B (35) one end with snap ring B (33) butt, the other end and combination module (13) butt are used for providing the messenger snap ring A (32), snap ring B (33) draw close the elastic force, another end of plush copper is frustum column structure, plush copper frustum column end with the inner profile interference fit of the fixed cover that snap ring A (32), snap ring B (33) folded state formed, the lateral wall of plush copper is provided with annular groove, snap ring A (32), snap ring B (33) set up partially at least in annular groove.

2. The modular passive photovoltaic cleaning robot as claimed in claim 1, wherein: stud (24) pass through mounting panel (29) with support (40) are connected, stud (24) with mounting panel (29) are connected, mounting panel (29) with support (40) are connected.

3. The modular passive photovoltaic cleaning robot as claimed in claim 2, wherein: the combined modules (13) at the two ends are respectively provided with a plurality of guide wheels (23), the guide wheels (23) are pivoted with the support (40), and the wheel surfaces of the guide wheels are in contact connection with the side walls of the photovoltaic panels.

4. The modular passive photovoltaic cleaning robot as claimed in claim 3, wherein: part of the surface wall of the base A (1) is concave to form an accommodating cavity, the counter bore (15) is formed in the surface wall of the accommodating cavity, and the driven bevel gear (16) is at least partially arranged in the accommodating cavity.

5. The modular passive photovoltaic cleaning robot as claimed in claim 4, wherein: and a handle is arranged on the snap ring A (32) and used for pulling the snap ring A (32).

6. The modular passive photovoltaic cleaning robot as claimed in claim 5, wherein: the end of the first rotating shaft (12) provided with the first travelling wheel (11) is of a fork-shaped structure comprising two sides, a notch groove (21) is formed in each side, the inner contour of each notch groove (21) is an arc surface, and the opening size of each notch groove (21) is smaller than the diameter of the inner contour of each notch groove (21).

7. The modular passive photovoltaic cleaning robot as claimed in claim 6, wherein: the guide post (22) with the junction of base A (1) set up in base A (1), elastic component (7) cover is located outside guide post (22) lateral wall.

8. The modular passive photovoltaic cleaning robot as claimed in claim 7, wherein: the sliding-fit meter wall of the skirt edges of the base A (1) and the base B (2) at least comprises a straight wall, and the contact part of the skirt edge of the base B (2) and the straight wall of the base A (1) is also the straight wall.

9. The modular passive photovoltaic cleaning robot as claimed in claim 8, wherein: the output of motor (36) is provided with drive sprocket (37), the cover is equipped with driven sprocket (39) on transfer line (44), drive sprocket (37) with driven sprocket (39) pass through chain (38) and are connected.

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