CN209886237U

CN209886237U - Photovoltaic module surface deposition cleaning device

Info

Publication number: CN209886237U
Application number: CN201920311900.6U
Authority: CN
Inventors: 李�雨
Original assignee: Tibet Dongxu Electric Power Engineering Co Ltd
Current assignee: Dongxu Lantian Intelligent Energy Technology Co.,Ltd.
Priority date: 2019-03-12
Filing date: 2019-03-12
Publication date: 2020-01-03
Anticipated expiration: 2029-03-12

Abstract

The utility model discloses a photovoltaic module surface dust-deposition cleaning device, belonging to the technical field of photovoltaic module cleaning, comprising a frame, wherein a photovoltaic module is obliquely and fixedly arranged on the frame, and the frame is positioned on a cleaning mechanism at the top of the photovoltaic module; clearance mechanism is including rotating the two-way reciprocal lead screw of connecting in photovoltaic module light-absorbing surface both sides, and the bottom fixedly connected with of two-way reciprocal lead screw drives two-way reciprocal lead screw pivoted driving motor, rotates jointly on two-way reciprocal lead screws and is connected with a dead lever along the reciprocal sliding of axial of two-way reciprocal lead screw, and the bottom fixedly connected with air guide rod of dead lever, air guide rod's bottom have evenly set firmly a plurality of shower nozzles, and air guide rod's one end is connected with the fan, the utility model discloses have the dust that reduces photovoltaic module light-absorbing surface, do not influence photovoltaic module's generating efficiency's effect.

Description

Photovoltaic module surface deposition cleaning device

Technical Field

The utility model belongs to the technical field of photovoltaic module's clean technique and specifically relates to a photovoltaic module surface deposition cleaning device is related to.

Background

Photovoltaic modules are devices that convert solar energy into electrical energy, and their operating environment is an exposed outdoor environment. During operation of the photovoltaic module, the absorption of light by the photovoltaic module directly affects the amount of power generation. The reduction of the power generation efficiency caused by environmental factors is very serious, especially the blocking of dust to the light absorption surface of the photovoltaic module can directly reduce the power generation efficiency of the photovoltaic module, and in addition, the photovoltaic module can be burnt to lose the function of photoelectric conversion.

At present, most of clean photovoltaic modules are still cleaned manually, the manual cleaning mode comprises water flushing cleaning and mop cleaning, and the cleaning device has the defects of easiness in limitation of environmental conditions, heavy workload, low cleaning efficiency, poor cleaning effect and high operation cost. Especially in the areas of the middle and the west of China, the wind and rain are more, the water source is deficient, the manpower is lacked, and the manual cleaning is difficult to implement.

However, since the photovoltaic module is exposed to the air for a long time, a large amount of dust is accumulated on the surface of the photovoltaic module, and the dust blocks the light absorption surface of the photovoltaic module, thereby directly reducing the power generation efficiency of the photovoltaic module.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photovoltaic module surface deposition cleaning device can clean the dust on photovoltaic module surface, reduces the dust of photovoltaic module light-absorbing face to do not influence photovoltaic module's generating efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a device for cleaning dust accumulated on the surface of a photovoltaic module comprises a rack, wherein the photovoltaic module is fixedly arranged on the rack in an inclined mode, and the rack is located on a cleaning mechanism at the top of the photovoltaic module; clearance mechanism is including rotating the two-way reciprocal lead screw of connecting in photovoltaic module light-absorbing surface both sides, and the bottom fixedly connected with of two-way reciprocal lead screw drives two-way reciprocal lead screw pivoted driving motor, and common threaded connection has a dead lever along the reciprocal slip of the axial of two-way reciprocal lead screw on two-way reciprocal lead screws, and the bottom fixedly connected with of dead lever leads the air pole, and the bottom of leading the air pole has evenly set firmly a plurality of shower nozzles, and the one end of leading the air pole is connected with the fan.

Through adopting above-mentioned scheme, the two-way reciprocal lead screw of driving motor drive rotates, and then drives the axial reciprocating sliding of dead lever along two-way reciprocal lead screw, and the air current that the fan produced enters into the air guide rod, spouts photovoltaic module's top through the shower nozzle of air guide rod bottom, and shower nozzle spun air current blows off photovoltaic module light-absorbing surface's dust, reduces photovoltaic module light-absorbing surface's dust to do not influence photovoltaic module's generating efficiency.

The utility model discloses further set up to: the top of photovoltaic module highest end sets firmly a protection box that holds the dead lever, and the vertical slip of one end that the protection box is close to photovoltaic module is connected with a guard gate, and the tip of two-way reciprocal lead screw is located the protection box.

Through adopting above-mentioned scheme, when out of work, make the dead lever slide to the top of two-way reciprocal lead screw tip, close the guard gate, can place the dead lever in the protection box, prevent that the dead lever from exposing in the air for a long time, acid rain etc. can damage the shower nozzle.

The utility model discloses further set up to: one side that protection box both ends are close to photovoltaic module is provided with and drives actuating cylinder, drives the vertical fixed connection of cylinder body in protection box of actuating cylinder, drives actuating cylinder's piston rod fixed connection in the top at protection door both ends.

Through adopting above-mentioned scheme, the piston rod extension of cylinder can promote the guard gate and upwards slide, opens the guard gate, and the piston rod that drives actuating cylinder withdraws, can drive the guard gate and close, the opening and closing of the guard gate of being convenient for.

The utility model discloses further set up to: the bottom of dead lever can be dismantled and be connected with the brush with photovoltaic module top butt.

Through adopting above-mentioned scheme, the brush can follow the dead lever and slide at photovoltaic module's top, cleans cleaner to the dust on photovoltaic module surface, and is removable between brush and the dead lever, is convenient for change the brush.

The utility model discloses further set up to: the bottom of the fixed rod is fixedly provided with a convex block along the length direction, the top of the brush is provided with a groove for the convex block to be inserted, and the brush is inserted outside the convex block and is fixed with the convex block through a bolt.

Through adopting above-mentioned scheme, peg graft and pass through the bolt fastening between brush and the lug, be convenient for take off the brush from the lug, be convenient for install new brush simultaneously.

The utility model discloses further set up to: the bottom of dead lever is provided with the scraper blade with photovoltaic module top butt.

Through adopting above-mentioned scheme, when the dead lever slided at photovoltaic module's top, the scraper blade can paste and scrape in the rubbish etc. at photovoltaic module top, can not blow the air current and get up to and the rubbish that the brush can not get up is cleared up, and is cleaner to photovoltaic module's top clearance.

The utility model discloses further set up to: the bottom of dead lever has set firmly a buffer beam along its length direction, and the breach groove has been seted up to the bottom of buffer beam, and vertical sliding is connected with the scraper blade in the buffer beam, and the one end of scraper blade is located the breach inslot, and the top of scraper blade has set firmly the buffer spring of vertical setting, and buffer spring's one end fixed connection is in the top of scraper blade, and other end fixed connection is in the top in the buffer beam.

Through adopting above-mentioned scheme, when the scraper blade scrapes photovoltaic module's top, when meetting and pasting firm rubbish with photovoltaic module, the scraper blade can extrude the spring shrink, prevents that the scraper blade from scraping photovoltaic module's top bad, and buffer spring can make the scraper blade butt all the time in photovoltaic module's top.

The utility model discloses further set up to: the vertical section of the scraper is triangular.

Through adopting above-mentioned scheme, when the dead lever downstream is followed to the scraper blade, the inclined plane of the lower one side of scraper blade can scrape the rubbish at photovoltaic module top, and when the dead lever upward movement was followed to the scraper blade, the inclined plane of the higher one side of scraper blade can scrape the material to photovoltaic module's top, and it is cleaner to photovoltaic module clearance.

To sum up, the utility model discloses following beneficial effect has:

1. the top of the photovoltaic module is connected with a fixed rod in a sliding manner along the light absorption surface of the photovoltaic module, the bottom of the fixed rod is fixedly connected with an air guide rod, a plurality of spray heads are uniformly and fixedly arranged at the bottom of the air guide rod, one end of the air guide rod is connected with a fan, air flow generated by the fan enters the air guide rod and is sprayed to the top of the photovoltaic module through the spray heads at the bottom of the air guide rod, and the air flow sprayed by the spray heads blows dust on the light absorption surface of the photovoltaic module, so that the dust on the light absorption surface of the photovoltaic module is reduced, and the power generation efficiency of the;

2. the brush is detachably connected to the bottom of the fixed rod, and can slide on the top of the photovoltaic module along with the fixed rod, so that dust on the surface of the photovoltaic module can be cleaned more cleanly;

3. the scraper blade is arranged at the bottom of the fixing rod, the scraper blade can be pasted on the hanging of garbage and the like at the top of the photovoltaic assembly, the airflow cannot be blown, the garbage which cannot be brushed by the hairbrush is cleaned, and the top of the photovoltaic assembly is cleaned more cleanly.

Drawings

FIG. 1 is an isometric view of an embodiment;

FIG. 2 is a sectional view of the embodiment;

FIG. 3 is an exploded view of the protective case and securing rod;

fig. 4 is a cross-sectional view of the retaining bar, spray head, scraper, and brush.

In the figure, 1, a frame; 11. a base plate; 12. a fixing plate; 2. a cleaning mechanism; 21. a protective case; 211. a chute; 22. a protective door; 221. a driving cylinder; 23. a bidirectional reciprocating screw; 231. a drive motor; 24. fixing the rod; 241. an air guide rod; 242. a fan; 243. a spray head; 244. a hose; 25. a brush; 251. a bump; 252. a groove; 26. a squeegee; 261. a buffer rod; 262. a notch groove; 263. a buffer spring; 3. provided is a photovoltaic module.

Detailed Description

A device for cleaning dust accumulated on the surface of a photovoltaic module, which is shown in figure 1, comprises a rack 1, wherein the rack 1 comprises a horizontally arranged bottom plate 11 and a fixing plate 12 vertically and fixedly arranged on one side of the bottom plate 11, a photovoltaic module 3 is obliquely and fixedly connected to the rack 1, one lower end of the photovoltaic module 3 is fixedly connected to the edge of the bottom plate 11, which is far away from the top of the fixing plate 12, and the other end of the photovoltaic module is fixedly connected to the edge of the fixing plate 12, which is close to the.

Referring to fig. 1, in order to facilitate the cleaning of dust on the top of the photovoltaic module 3, a cleaning mechanism 2 capable of sliding horizontally along the top of the photovoltaic module is disposed on the top of the fixing plate 12. Referring to fig. 2 and 3, the cleaning mechanism 2 comprises a protective box 21 fixedly connected to the top of the fixing plate 12, and the top of the protective box 21 is arranged in parallel relative to the top of the photovoltaic module 3; protection box 21 is close to photovoltaic module 3 side and opens and is equipped with vertical spout 211, and vertical sliding connection has a guard gate 22 in the spout 211, and the vertical fixedly connected with in both ends of guard gate 22 drives actuating cylinder 221 along the width direction setting of guard gate 22, drives actuating cylinder 221's cylinder body fixed connection on protection box 21, and the top at the guard gate 22 both ends is connected to the piston rod tip fixed connection who drives actuating cylinder 221.

Referring to fig. 1, a bidirectional reciprocating screw 23 is rotatably connected to the upper parts of both sides of the photovoltaic module 3 along the length direction thereof, and one end of the bidirectional reciprocating screw 23 is rotatably connected to the lowest position of the top of the photovoltaic module 3 and is fixedly connected with a driving motor 231 for driving the bidirectional reciprocating screw 23 to rotate; referring to fig. 3 and 4, a fixing rod 24 is connected to the two bidirectional reciprocating lead screws 23 through a common thread along the axial direction thereof, one end of the fixing rod 24 is connected with a fan 242, the fan 242 is fixedly connected to one side of the top of the bottom plate 11, a hose 244 is connected between the fan 242 and the fixing rod 24, an air guide rod 241 is fixedly arranged at the bottom of the fixing rod 24 along the length direction thereof, a plurality of spray heads 243 are uniformly and fixedly arranged at the bottom of the air guide rod 241 along the length direction thereof, and the end of the hose 244 is communicated with the end of the air guide rod 241; the bottom of the fixing rod 24 is fixedly provided with a brush 25 which is arranged in parallel with the air guide rod 241 and is abutted against the top of the photovoltaic module 3, the middle of the bottom of the fixing rod 24 is fixedly provided with a convex block 251 along the length direction, the top of the brush 25 is provided with a groove 252 for the convex block 251 to be inserted, the brush 25 is fixed through a bolt after being inserted outside the convex block 251, the brush 25 can clean the top of the photovoltaic module 3, and the top of the photovoltaic module 3 is cleaned more cleanly; fixed plate 12 is located one side that air guide bar 241 was kept away from to lug 251 and has set firmly buffer bar 261 along its length direction, cavity setting in the buffer bar 261, breach groove 262 has been seted up to buffer bar 261's bottom, vertical slip is connected with scraper blade 26 in the buffer bar 261, the one end of scraper blade 26 is located breach groove 262, the vertical cross-section of the other end is triangle-shaped, scraper blade 26's top sets firmly the buffer spring 263 of vertical setting, buffer spring 263's one end fixed connection is in scraper blade 26's top, other end fixed connection is in the top in buffer bar 261, when driving motor 231 drives dead lever 24 and slides along two-way reciprocal lead screw 23, scraper blade 26 butt in photovoltaic module 3's top, buffer spring 263 contracts or the diastole, prevent that scraper blade 26 from scraping photovoltaic module 3 top at the in-process of scraping the.

The use principle is as follows: when the surface of the photovoltaic module 3 is cleaned, the end part of the piston rod of the driving cylinder 221 extends to push the protective door 22 to move upwards; then, the fan 242 works, the driving motor 231 rotates, the bidirectional reciprocating lead screw 23 is driven to rotate, the fixing rod 24 slides along the axial direction of the bidirectional reciprocating lead screw 23 in a reciprocating mode, the spray head 243 at the bottom of the fixing rod 24 sprays air to the surface of the photovoltaic module 3, the air flow blows dust at the top of the photovoltaic module 3, the brush 25 can clean the top of the photovoltaic module 3, the top of the photovoltaic module 3 is enabled to be cleaned cleaner, the scraper 26 can scrape the dust adhered to the top of the photovoltaic module 3, and the dust is prevented from being adsorbed to the top of the photovoltaic module 3.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a photovoltaic module (3) surface deposition cleaning device, includes frame (1), slope on frame (1) and set firmly photovoltaic module (3), its characterized in that:

the rack (1) is positioned on a cleaning mechanism (2) at the top of the photovoltaic module (3);

clearance mechanism (2) are including rotating two-way reciprocal lead screw (23) of connecting in photovoltaic module (3) light-absorbing surface both sides, the two-way reciprocal lead screw of bottom fixedly connected with drive two-way reciprocal lead screw (23) pivoted driving motor (231) of two-way reciprocal lead screw (23), common threaded connection has one along the reciprocal dead lever (24) that slides of axial of two-way reciprocal lead screw (23) on two-way reciprocal lead screw (23), bottom fixedly connected with air guide rod (241) of dead lever (24), the bottom of air guide rod (241) has evenly set firmly a plurality of shower nozzles (243), the one end of air guide rod (241) is connected with fan (242).

2. A device for cleaning surface deposits of photovoltaic modules (3) according to claim 1, characterized in that: the top of the highest end of the photovoltaic module (3) is fixedly provided with a protection box (21) containing a fixing rod (24), one end, close to the photovoltaic module (3), of the protection box (21) is connected with a protection door (22) in a vertical sliding mode, and the end portion of the bidirectional reciprocating lead screw (23) is located in the protection box (21).

3. A device for cleaning surface deposits of photovoltaic modules (3) according to claim 2, characterized in that: one side that protection box (21) both ends are close to photovoltaic module (3) is provided with and drives actuating cylinder (221), drives the vertical fixed connection of cylinder body in protection box (21) of actuating cylinder (221), drives the top of the piston rod fixed connection in protection door (22) both ends of actuating cylinder (221).

4. A device for cleaning surface deposits of photovoltaic modules (3) according to claim 1, characterized in that: the bottom of the fixed rod (24) is detachably connected with a brush (25) which is abutted against the top of the photovoltaic module (3).

5. A device for cleaning dust on the surface of a photovoltaic module (3) according to claim 4, characterized in that: the bottom of the fixed rod (24) is fixedly provided with a convex block (251) along the length direction, the top of the brush (25) is provided with a groove (252) for the convex block (251) to be inserted, the brush (25) is inserted outside the convex block (251) and the brush (25) is fixed with the convex block (251) through a bolt.

6. A device for cleaning surface deposits of photovoltaic modules (3) according to claim 1, characterized in that: and a scraper (26) abutted against the top of the photovoltaic module (3) is arranged at the bottom of the fixing rod (24).

7. A device for cleaning dust on the surface of a photovoltaic module (3) according to claim 6, characterized in that: the bottom of dead lever (24) has set firmly one buffering pole (261) along its length direction, breach groove (262) have been seted up to the bottom of buffering pole (261), vertical sliding connection has scraper blade (26) in buffering pole (261), the one end of scraper blade (26) is located breach groove (262), the top of scraper blade (26) has set firmly buffer spring (263) of vertical setting, the one end fixed connection of buffer spring (263) is in the top of scraper blade (26), other end fixed connection is in the top in buffering pole (261).

8. A device for cleaning dust on the surface of a photovoltaic module (3) according to claim 7, characterized in that: the vertical section of the scraper (26) is triangular.