CN215430413U

CN215430413U - Device for removing dust on surface of wind blade

Info

Publication number: CN215430413U
Application number: CN202122044021.1U
Authority: CN
Inventors: 李朝阳; 李侍容
Original assignee: Changyuan Tianhuacheng New Energy Technology Co ltd
Current assignee: Changyuan Tianhuacheng New Energy Technology Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-07
Anticipated expiration: 2031-08-27

Abstract

The utility model provides a device for removing dust on the surface of a wind blade, which comprises a rack, wherein a cleaning mechanism for cleaning the wind blade, a transmission mechanism for driving the wind blade to move along a rack rail, a scraping mechanism for scraping blade cleaning liquid and a drying mechanism for drying the wind blade are arranged on the rack. This application is in proper order through spraying the cleaning solution and dissolving the spot, strike off the cleaning solution, spray the clear water and wash blade surface spot and drying process, realizes the automatic high-efficient cleanness of wind blade, has improved the cleaning efficiency and the clean effect of wind blade, reduces the human cost.

Description

Device for removing dust on surface of wind blade

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a device for removing dust on the surface of a wind blade.

Background

Wind energy is an inexhaustible pollution-free energy. The wind power generator is very suitable for coastal islands, grassland pasturing areas, mountain areas and plateau areas with water shortage, fuel shortage and inconvenient traffic to generate electricity by utilizing wind power according to local conditions. During the operation of the wind driven generator, wind energy is captured by the fan blades, so the fan blades are very important core components for the wind driven generator.

After the fan blade is used for a long time, obvious dust deposition can occur on the front and the side edges of the fan blade, so that the quality of air guided by the fan is poor, and dust and impurities are contained; secondly, dust irregularly falls on fan blade, leads to the weight of each position of fan blade to go into differentially, when the high-speed operation of fan, leads to the dynamic balance imbalance easily, causes the damage between fan blade and the fan main shaft.

At present, the cleaning process of the blade cleaning device of the wind driven generator on the market is controlled by a control system of a three-dimensional shape database, a large amount of manpower and financial resources are required to be paid out for research and development of the system, and a professional is required to be configured for system maintenance in the using process, so that the production cost is high, and the blade cleaning device is not convenient to popularize and use.

SUMMERY OF THE UTILITY MODEL

The device for removing the dust on the surface of the fan blade is simple in structure, convenient and fast to clean, capable of efficiently and thoroughly cleaning the fan blade, capable of improving cleaning efficiency, low in use cost and wide in application range.

The utility model provides a device for removing dust on the surface of a wind blade, which comprises a rack, wherein a cleaning mechanism for cleaning the wind blade, a transmission mechanism for driving the wind blade to move along a track of the rack, a scraping mechanism for scraping blade cleaning liquid and a drying mechanism for drying the wind blade are arranged on the rack.

Preferably, the conveying mechanism comprises a first motor fixing frame arranged on the side wall of the rack, a first motor arranged on the first motor fixing frame, bearing seats transversely arranged at two ends of the rack, and a conveying roller group arranged on the bearing seats, and the conveying roller group is driven by the first motor and the conveying mechanism in a rotating mode.

Preferably, the conveying roller group includes a first conveying roller, a second conveying roller and a third conveying roller, the output end of the first motor rotates with the first conveying roller input belt wheel through a belt, the output belt wheel of the first conveying roller is connected with the input belt wheel of the second conveying roller through a belt, and the output belt wheel of the second conveying roller is connected with the input belt wheel of the third conveying roller through a belt.

Preferably, the cleaning mechanism comprises a cleaning liquid water pipe arranged at the front end of the scraping mechanism, a clear water pipe arranged at the rear end of the scraping mechanism, a clear water tank provided with a booster water pump and a cleaning liquid water tank; clear water pipe and cleaning solution water pipe all are equipped with the nozzle and connect through water piping connection head.

Preferably, the scraping mechanism comprises a lead screw fixing seat arranged at the left end and the right end of the rack, a lead screw arranged on the lead screw fixing seat, a lead screw nut arranged on the lead screw, a motor fixing seat arranged on the side wall of the rack, a second motor fixedly arranged on the motor fixing seat and used for driving the lead screw to move, and a brush structure arranged at the lower end of the lead screw nut.

Preferably, the brush structure comprises a base welded to the lower end of the screw nut, a retractable plate arranged below the base, a mounting hole arranged at the lower part of the retractable plate, a connecting rod arranged in the mounting hole, a spring sleeved on the connecting rod, and a brush arranged at the bottom of the connecting rod.

Preferably, the depth of the mounting hole is greater than the height difference of the wind blades.

Preferably, the conveying mechanism is provided with a traction device, and the traction device comprises an output gear, an input gear externally engaged with the output gear, a rotating shaft fixedly connected with the input gear, a third motor for driving the output gear, a bearing seat, a rotating disc arranged at the end part of the rotating shaft, and a traction rope wound on the rotating disc.

Preferably, a sponge is arranged inside the frame.

According to the device for removing the dust on the surface of the wind blade, the wind blade is transmitted through the transmission mechanism, the cleaning solution is sprayed to the surface of the wind blade through the cleaning mechanism, the cleaning solution on the surface of the wind blade is scraped through the reciprocating motion of the scraping mechanism, the cleaning mechanism sprays clean water to the surface of the wind blade to wash away stains on the surface of the wind blade, and the drying mechanism air-dries the water stains on the surface of the wind blade, so that the cleaning efficiency and the cleaning effect of the wind blade are remarkably improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a front view of a dust removing apparatus for a surface of a wind blade according to an embodiment of the present invention;

FIG. 2 is a top view of a dust removing apparatus for a surface of a wind blade according to an embodiment of the present invention;

fig. 3 is a schematic view of the scraping mechanism of fig. 1 and 2;

FIG. 4 is an enlarged view of the brush construction of FIG. 3;

FIG. 5 is a left side view of a dust removing apparatus for a surface of a wind blade according to an embodiment of the present invention;

fig. 6 is an enlarged view of fig. 2.

Wherein, 1-a frame, 2-a transmission mechanism, 3-a cleaning mechanism, 4-a drying mechanism and 5-a scraping mechanism;

201-a first motor fixing frame, 202-a first conveying roller, 203-a bearing seat, 204-a second conveying roller, 205-a third conveying roller, 206-an output belt wheel, 207-an input belt wheel, 208-a first motor, 301-a water pipe connector, 302-a nozzle, 303-a clear water pipe, 304-a cleaning water pipe, 401-a hot air blower, 501-a second motor, 502-a motor fixing seat, 503-a screw nut, 504-a screw rod, 505-a screw rod fixing seat, 506-a base, 507-a telescopic plate, 508-a mounting hole, 509-a connecting rod, 510-a connecting rod, 511-a hairbrush, 512-a viewing hole, 601-an output gear, 602-a third motor, 603-a bearing seat, 604-an input gear, 605-a rotating shaft, 606-hauling rope, 607-rotating disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, fig. 1 is a front view of a wind blade surface dust removing apparatus according to an embodiment of the present invention; FIG. 2 is a top view of a dust removing apparatus for a surface of a wind blade according to an embodiment of the present invention; fig. 3 is a schematic view of the scraping mechanism of fig. 1 and 2; FIG. 4 is an enlarged view of the brush construction of FIG. 3; FIG. 5 is a left side view of a dust removing apparatus for a surface of a wind blade according to an embodiment of the present invention; fig. 6 is an enlarged view of fig. 2.

The utility model provides a device for removing dust on the surface of a wind blade, which mainly comprises a frame 1, a transmission mechanism 2, a cleaning mechanism 3, a drying mechanism 4 and a scraping mechanism 5.

The frame 1 is of a frame structure, and the transmission mechanism 2, the cleaning mechanism 3, the drying mechanism 4 and the scraping mechanism 5 are all installed on the frame 1. The transmission part (e.g. transmission roller) of the transmission mechanism 2 is driven to rotate by the power part, thereby realizing the transportation of the wind blades from the input end to the output end. The cleaning mechanism 3, such as a water spraying device on the market, can be used for spraying cleaning solution to the upper and lower surfaces of the blade to dissolve stains, the scraping mechanism 5 is used for scraping sewage on the upper and lower surfaces of the blade in a reciprocating manner, the drying mechanism 4 is used for drying the water stains on the blade, and finally the transmission mechanism 2 is used for conveying the wind blade to the output end, so that the automatic operation of cleaning, scraping, washing and air drying of the wind blade is realized.

The method and the device sequentially perform operations of spraying cleaning liquid (dissolving the stain), scraping, spraying clear water (flushing away the stain on the surface) and drying, improve cleaning efficiency and prevent the cleaned wind blade from being stained with flying dust due to surface wetting.

Specifically, the conveying mechanism 2 includes a conveying roller set, a first motor fixing frame 201, a bearing seat 203, an output belt pulley 206, an input belt pulley 207 and a first motor 208, and the conveying roller set is transversely fixed on the frame 1 through the bearing seats 203 arranged at the two ends of the frame 1. An input belt wheel 207 and an output belt wheel 206 are arranged at one end of the conveying roller extending frame 1, a first motor fixing seat 1 arranged on the outer wall of the frame 1 is used for installing a first motor 208, and the output end of the first motor 208, the input belt wheel 207 and the output belt wheel 206 are located on the same side of the outer wall of the frame 1.

The conveying roller group includes a first conveying roller 202, a second conveying roller 204, and a third conveying roller 205, an output end of a first motor 208 rotates with an input pulley 207 on the first conveying roller 202 through a belt, an output pulley 206 of the first conveying roller 202 is connected with an input pulley of the second conveying roller 204 through a belt, and an output pulley 206 of the second conveying roller 204 is connected with an input pulley of the third conveying roller 205 through a belt.

The number of the conveying roller groups is preferably, but not limited to, three, and the number of the conveying rollers can be increased according to actual working conditions. In order to prevent slipping, a rubber ring can be sleeved in the middle of the conveying roller, and the friction coefficient between the conveying roller and the wind blade is increased.

Wiper mechanism 3 includes clear water pipe 303, cleaning solution water pipe 304, water piping connection head 301 and nozzle 302, cleaning solution water pipe 304 is located the front end of scraping mechanism 5, clear water pipe 303 is located the rear end of scraping mechanism 5, clear water pipe 303 and cleaning solution water pipe 304 pass through water piping connection head 301 and are connected with clear water tank and cleaning solution water tank, clear water tank and cleaning solution water tank are provided with booster pump, in order to guarantee that water pressure is sufficient.

The clear water pipe 303 and the cleaning liquid pipe 304 are symmetrically arranged on the frame 1 up and down with respect to the conveying roller, the clear water pipe 303 and the cleaning liquid pipe 304 are provided with the nozzles 302, and the number of the nozzles 302 is preferably, but not limited to, three.

The scraping mechanism 5 includes a second motor 501, a motor holder 502, a screw nut 503, a screw 504, a screw holder 505, and a brush structure. The scraping mechanism 5 is arranged up and down symmetrically about the conveying roller, the scraping mechanism 5 is arranged in the middle of the clean water pipe 303 and the cleaning liquid pipe 304, and the screw 504 is fixedly arranged on the screw fixing seats 505 arranged at the left end and the right end of the frame 1. A screw nut 503 is arranged on the screw 504, a motor fixing seat 502 for fixing the second motor 501 is installed on the side wall of the frame 1, an output belt pulley 206 of the second motor 501 and an input belt pulley of the screw 504 rotate through a belt, and the screw nut 503 reciprocates on the screw 504 through the rotation of the screw 504. The lower end of the screw nut 503 is provided with a brush structure to clean the blades. The number of the scraping mechanisms 5 is preferably two, so that the upper surface and the lower surface of the wind blade can be synchronously cleaned, and the efficiency is higher.

Specifically, the brush structure includes a base 506, a telescopic plate 507, a mounting hole 508, a link 510, and a brush 511. The base 506 is welded at the lower end of the screw nut 503, a telescopic plate is arranged below the base, the telescopic plate 507 can be extended and retracted through an electric push rod or a hydraulic rod, an installation hole 508 is arranged below the telescopic plate 507, and the depth of the installation hole 508 is preferably greater than the height difference of the wind blades, but the utility model is not limited thereto. Connecting rod 509 is installed to mounting hole 508, and connecting rod 509 upper end is provided with the baffle, and the cover is equipped with spring 510 on connecting rod 509, and spring 510 locates between mounting hole 508 and the brush 511.

The drying structure 4 comprises two air heaters 401, the number of the air heaters 401 is two, the two air heaters 401 are arranged at the upper outlet end and the lower outlet end of the rack 1 in an up-down symmetrical manner, and the air outlets of the air heaters 401 are right opposite to the fan blades.

Besides, the conveying mechanism 2 is further provided with a traction device, and the traction device comprises an output gear 601, a third motor 602, a bearing seat 603, an input gear 604, a rotating shaft 605, a traction rope 606 and a rotating disc 607.

The third motor 602 is engaged with the output gear fixedly connected to the rotating shaft 605 by driving the output gear 601, so as to rotate the rotating shaft 605, a rotating disc 607 is arranged at one end of the rotating shaft 605, the traction rope 606 is wound on the rotating disc 607, and the rotating disc 607 is rotated by the rotation of the rotating shaft 605, so as to realize the movement of the traction rope 606.

Because the wind blade model is different, when wind blade weight is great, the conveying roller can not provide sufficient power and transport, provides traction force through supplementary draw gear, owing to be the gear carries out the transmission, can provide bigger moment of torsion.

In order to prevent the fan blade from touching the inner wall of the frame to damage the fan blade, sponge can be arranged in the frame 1 and coated on each conveying roller to protect the fan blade.

The specific work flow of the application is as follows:

send into the entry end of frame 1 with the fan blade earlier, then through conveying mechanism 2 entering equipment inside, observe through observing hole 512 whether the fan blade transports and strike off 5 tops of mechanism, when the fan blade is located strikes off 5 tops of mechanism, stop conveying mechanism work, adjust the expansion plate 507 that strikes off 5 of mechanism and make brush 511 laminate in the fan blade, stop the expansion plate and carry out work when the brush 511 laminates in the fan blade. Conveying mechanism 2, wiper mechanism 3, stoving mechanism 4, scraping mechanism 5 carry out work in proper order: firstly, a cleaning liquid pipe is sprayed on the upper surface and the lower surface of the fan blade to facilitate subsequent cleaning, and then the scraping mechanism 5 reciprocates to ensure that the brush 511 is attached to the fan blade to scrape water stains; then cleaning stains through a clear water pipe; finally, the two air heaters 4 are used for drying the wind blades simultaneously.

In this process, the brush 511 of the scraping mechanism 5 can effectively clean the wind blades, and the height of the brush needs to be adjusted because the wind blades are different in height. This application is equipped with spring 510 through the cover on connecting rod 509, and spring 510 is located between mounting hole 508 and brush 511 when the wind blade height risees, connecting rod 509 can get into inside mounting hole 508, when the wind blade height reduced, because spring 510's effort can make brush 511 descend, hugs closely in the wind blade, can prevent through the baffle that the connecting rod upper end set up that the connecting rod breaks away from in mounting hole 508. The device is clean, efficient, thorough, easy to operate, convenient to maintain and wide in application range.

In this embodiment, the brush device of scraping mechanism can effectively clean the wind blade, because the wind blade height differs, therefore the brush height need be adjusted.

The dust removing device for the surface of the wind blade provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.

Claims

1. The utility model provides a wind blade surface dust clearing device, includes frame (1), its characterized in that, install wiper mechanism (3) that are used for wasing the wind blade on frame (1), be used for driving the wind blade along transport mechanism (2) that the track of frame (1) was marchd, be used for scraping off scraping mechanism (5) of blade cleaning solution and be used for drying mechanism (4) of wind blade.

2. The wind blade surface dust removing device according to claim 1, wherein the conveying mechanism (2) comprises a first motor fixing frame (201) arranged on the side wall of the frame (1), a first motor (208) arranged on the first motor fixing frame (201), bearing blocks (203) arranged at two ends of the frame (1), and a conveying roller group transversely arranged on the bearing blocks (203), and the conveying roller group is rotationally driven by the first motor (208) and the conveying mechanism.

3. The wind blade surface dust removing apparatus according to claim 2, wherein the conveying roller group comprises a first conveying roller (202), a second conveying roller (204) and a third conveying roller (205), an output end of the first motor (208) is rotatably connected with an input pulley (207) of the first conveying roller (202) through a belt, an output pulley of the first conveying roller (202) is connected with an input pulley of the second conveying roller (204) through a belt, and an output pulley (206) of the second conveying roller (204) is connected with an input pulley of the third conveying roller (205) through a belt.

4. A wind blade surface dust removing device according to claim 3, wherein said cleaning means (3) comprises a cleaning liquid water pipe (304) provided at the front end of said scraping means (5), a clean water pipe (303) provided at the rear end of said scraping means (5), and a clean water tank and a cleaning liquid water tank provided with a booster pump; clear water pipe (303) and cleaning solution water pipe (304) all are equipped with nozzle (302) and connect through water piping connection head (301).

5. The wind blade surface dust removing device according to claim 1, wherein the scraping mechanism (5) comprises a screw rod fixing seat (505) installed at the left end and the right end of the frame (1), and a screw rod (504) installed on the screw rod fixing seat (505), the screw rod (504) is provided with a screw rod nut (503), a motor fixing seat (502) installed on the side wall of the frame (1), a second motor (501) fixedly installed on the motor fixing seat (502) and used for driving the screw rod (504) to move, and a brush structure arranged at the lower end of the screw rod nut (503).

6. The wind blade surface dust removing device according to claim 5, wherein the brush structure comprises a base (506) welded to a lower end of the screw nut (503), a telescopic plate (507) disposed below the base (506), a mounting hole (508) disposed at a lower portion of the telescopic plate (507), a connecting rod (509) mounted to the mounting hole (508), a spring (510) sleeved on the connecting rod (509), and a brush (511) mounted to a bottom of the connecting rod (509).

7. A wind blade surface dust removing device according to claim 6, wherein the depth of the mounting hole (508) is larger than the height difference of the wind blade.

8. The wind blade surface dust removing device according to any one of claims 1 to 7, wherein the transmission mechanism (2) is provided with a traction device, and the traction device comprises an output gear (601), an input gear (604) externally engaged with the output gear (601), a rotating shaft (605) fixedly connected with the input gear (604), a third motor (602) for driving the output gear (601), a bearing seat (203), a rotating disc (607) mounted at the end of the rotating shaft (605), and a traction rope (606) wound on the rotating disc (607).

9. A wind blade surface dust removing device according to claim 1, characterized in that a sponge is arranged inside the frame (1).