Spraying equipment for casing of large-scale wind driven generator

Abstract

The utility model discloses coating spraying equipment for a casing of a large-scale wind driven generator, and relates to the technical field of wind driven generator processing. The device comprises a base, a collecting groove is formed in the top of an inner cavity of the base, and the top of the base is movably connected with a spraying barrel; a uniformizing assembly is arranged in an inner cavity of the base and comprises a driving motor, and the driving motor is fixedly connected to the bottom of the base. Through the driving of the driving motor, the second belt pulley and the driving gear can be driven to rotate simultaneously through the rotating rod, and the material spraying barrel is driven to do circular motion at the top of the base through the meshing of the driving gear and the driven gear, so that the spraying head sprays materials to the periphery of the machine shell; and the movable rod can drive the stirring rod to rotate, so that the spraying material in the spraying barrel is stirred, the cured spraying material is ground, and the purpose of uniform spraying and mixing is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of wind turbine processing, and particularly relates to a spraying equipment for the casing of a large wind turbine. Background Technique

[0002] Spraying equipment for the casing of a large wind turbine: It generally refers to the equipment used for spraying coatings on the surface of the wind turbine casing. These equipments usually include components such as sprayers, spray guns, spraying systems, and coating supply systems, which are used to evenly spray the coating on the surface of the generator casing to provide protection and aesthetic effects. The spraying equipment is usually adjusted and operated according to the coating type and spraying requirements to ensure that the coating quality and effect meet the expected requirements.

[0003] For the existing spraying equipment for the casing of a large wind turbine, it is necessary to evenly spray the material on the surface of the casing. However, most of the existing spraying equipments are manually controlled. Manual spraying may result in uneven spraying or missed spraying, which has a certain impact on the spraying effect of the coating. Moreover, most of the spraying materials contain toxic substances, and manual spraying poses a certain safety hazard to the staff. At the same time, after the coating is left standing for a long time, it is easy to precipitate, resulting in the curing of the coating or uneven distribution of pigments, affecting the spraying quality.

[0004] Therefore, we provide a spraying equipment for the casing of a large wind turbine to solve the above problems. Content of the Utility Model

[0005] The purpose of the utility model is to provide a spraying equipment for the casing of a large wind turbine. Through the cooperation of the uniform component and the spraying component, it solves the problems in the prior art that manual spraying of the coating in a spraying equipment for the casing of a large wind turbine easily affects the spraying effect, and the coating in the coating bucket is easy to cure after standing for a long time, affecting the spraying.

[0006] To solve the above technical problems, the utility model is realized through the following technical solutions:

[0007] The utility model is a spraying equipment for the casing of a large wind turbine, including a base. A collecting groove is arranged at the top of the inner cavity of the base, and a spraying bucket is movably connected to the top of the base;

[0008] A uniform component is arranged in the inner cavity of the base. The uniform component includes a driving motor. The driving motor is fixedly connected to the bottom of the base. The output end of the driving motor is fixedly connected to a rotating rod. The top end of the rotating rod is movably connected to the bottom of the collecting groove. One side of the surface of the rotating rod is fixedly connected to a driving gear. A ring sleeve is fixedly connected to the bottom of the spraying bucket. One side of the surface of the ring sleeve is fixedly connected to a driven gear. The driven gear meshes with the driving gear, and a stirring part is arranged in the inner cavity of the spraying bucket;

[0009] A spraying component is provided at the top of the spraying material bucket. The spraying component includes an air pump, and the air pump is fixedly connected to one side of the top of the spraying material bucket. A fixing block is fixedly connected to the other side of the top of the spraying material bucket. A spray head is fixedly connected to the top of the inner cavity of the fixing block. The output end of the air pump is communicated with an air delivery pipe, and the input end of the spray head is communicated with a mixing pipe. One end of the air delivery pipe is communicated with one end of the mixing pipe. One side of the bottom of the inner cavity of the spraying material bucket is communicated with a discharge pipe, and one end of the discharge pipe is communicated with one end of the mixing pipe.

[0010] The present utility model is further provided that the stirring member includes a stirring rod, the stirring rod is movably connected to the inner cavity of the spraying material bucket, a stirring blade is fixedly connected to one side of the surface of the stirring rod, a grinding knife is fixedly connected to the other side of the surface of the stirring rod, a movable rod is fixedly connected to the bottom end of the stirring rod, and the bottom end of the movable rod is movably connected to the bottom of the inner cavity of the base.

[0011] The present utility model is further provided that a first belt pulley is fixedly connected to one side of the surface of the movable rod, a second belt pulley is fixedly connected to one side of the surface of the rotating rod, and the second belt pulley and the first belt pulley are connected by a belt in a transmission manner.

[0012] The present utility model is further provided that a three-way valve is sleeved on one side of the surface of the mixing pipe, one end of the three-way valve is communicated with the air delivery pipe, and the bottom end of the three-way valve is communicated with the discharge pipe.

[0013] The present utility model is further provided that a limiting groove is opened on one side of the top of the inner cavity of the base and on one side of the top of the inner cavity of the collecting tank. Both sides of the bottom of the spraying material bucket are fixedly connected with support rods, and the bottom of the support rods is movably connected to the inner cavity of the limiting groove.

[0014] The present utility model is further provided that an annular groove is opened between the top of the inner cavity of the base and the top of the inner cavity of the collecting tank, and one side of the surface of the movable rod is movably connected to the inner cavity of the annular groove.

[0015] The present utility model is further provided that a moving groove is opened at the bottom of the inner cavity of the base, and the bottom end of the movable rod is movably connected to the inner cavity of the moving groove.

[0016] The present utility model is further provided that legs are fixedly connected to the four circumferences of the bottom of the base. The number of the legs is four, and anti-slip patterns are opened at the bottoms of the legs.

[0017] The present utility model has the following beneficial effects:

[0018] 1. Driven by the driving motor, the utility model can drive the second pulley and the driving gear to rotate simultaneously through the rotating rod. Through the meshing of the driving gear and the driven gear, the spraying bucket can be driven to make a circular motion on the top of the base, so that the spray head can spray the casing all around. By driving the first pulley to rotate through the second pulley, the movable rod can drive the stirring rod to rotate, so as to stir the spraying material inside the spraying bucket and grind the solidified spraying material, so as to achieve the purpose of uniform spraying and mixing.

[0019] 2. The utility model can use the discharge pipe to pump the spraying material inside the spraying bucket into the mixing pipe through the three-way valve. And through the three-way valve and the air pump, the outside air can be compressed and pumped into the mixing pipe through the air supply pipe, so that the compressed air can push the spraying material to spray out from the spray head, so as to spray the surface of the casing. And by controlling the air pump, the pressure of the compressed air spraying out can be controlled, so as to control the spraying force of different sizes.

[0020] Of course, it is not necessary for any product implementing the utility model to achieve all the above advantages simultaneously. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following will briefly introduce the drawings required for the description of the embodiments.

[0022] Figure 1 It is a three-dimensional structure diagram of a spraying equipment for a large wind turbine casing;

[0023] Figure 2 It is an exploded view of the base and the collection tank in a spraying equipment for a large wind turbine casing;

[0024] Figure 3 It is an exploded view of the internal structure of the base in a spraying equipment for a large wind turbine casing;

[0025] Figure 4 It is a cross-sectional view of the spraying bucket in a spraying equipment for a large wind turbine casing;

[0026] Figure 5 It is a schematic diagram of the movable rod and the stirring rod in a spraying equipment for a large wind turbine casing.

[0027] In the drawings: 1. Base; 2. Collection tank; 3. Spraying bucket; 4. Driving motor; 5. Rotating rod; 6. Driving gear; 7. Annular sleeve; 8. Driven gear; 9. Air pump; 10. Fixed block; 11. Spray head; 12. Air supply pipe; 13. Mixing pipe; 14. Discharge pipe; 15. Stirring rod; 16. Stirring blade; 17. Grinding knife; 18. Movable rod; 19. First pulley; 20. Second pulley; 21. Three-way valve; 22. Leg. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] The technical solutions in the embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model. The described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Specific Embodiment 1

[0030] Please refer to Figures 1-5 , the present utility model is a spraying coating equipment for the casing of a large wind turbine, which includes a base 1. A collection tank 2 is arranged at the top of the inner cavity of the base 1. A spraying bucket 3 is movably connected to the top of the base 1;

[0031] An even component is arranged in the inner cavity of the base 1. The even component includes a driving motor 4. The driving motor 4 is fixedly connected to the bottom of the base 1. The output end of the driving motor 4 is fixedly connected to a rotating rod 5. The top end of the rotating rod 5 is movably connected to the bottom of the collection tank 2. One side of the surface of the rotating rod 5 is fixedly connected to a driving gear 6. The bottom of the spraying bucket 3 is fixedly connected to an annular sleeve 7. One side of the surface of the annular sleeve 7 is fixedly connected to a driven gear 8. The driven gear 8 meshes with the driving gear 6. A stirring member is arranged in the inner cavity of the spraying bucket 3;

[0032] A spraying component is arranged at the top of the spraying bucket 3. The spraying component includes an air pump 9. The air pump 9 is fixedly connected to one side of the top of the spraying bucket 3. The other side of the top of the spraying bucket 3 is fixedly connected to a fixing block 10. The top of the inner cavity of the fixing block 10 is fixedly connected to a spray head 11. The output end of the air pump 9 is communicated with an air supply pipe 12. The input end of the spray head 11 is communicated with a mixing pipe 13. One end of the air supply pipe 12 is communicated with one end of the mixing pipe 13. One side of the bottom of the inner cavity of the spraying bucket 3 is communicated with a discharge pipe 14. One end of the discharge pipe 14 is communicated with one end of the mixing pipe 13.

[0033] Specifically: The top of the inner cavity of the base 1 is vacant. The collection tank 2 is arranged in the vacant area of the base 1, and its outer surface forms an annular groove with the boundary of the control area of the base 1, enabling one side of the surface of the movable rod 18 to perform circular motion within the inner cavity of the annular groove. The bottom of the collection tank 2 is fixedly connected to the top end of the rotating rod 5, enabling the collection tank 2 to be suspended within the inner cavity of the base 1. The driving motor 4 is fixed to the bottom of the base 1. The output end of the driving motor 4 extends into the inner cavity of the base 1 and is fixedly connected to the bottom end of the rotating rod 5. The bottom end of the rotating rod 5 is rotatably connected to the bottom of the inner cavity of the base 1 through a bearing, and the top end is rotatably connected to the bottom of the collection tank 2 through a bearing. The driving gear 6 meshes with the driven gear 8, thereby driving the annular sleeve 7 to perform circular motion at the top of the inner cavity of the base 1. Through the stirring member, the spraying material inside the spraying bucket 3 can be stirred and ground, so as to prevent the spraying material from being unevenly mixed and solidification phenomenon from occurring. An inlet is opened at the top of the back of the inner cavity of the spraying bucket 3, and a sealing cover is threadedly connected to the surface of the inlet. The air pump 9 is fixed to the left side of the top of the spraying bucket 3, and the fixed block 10 is fixed to the right side of the top of the spraying bucket 3. The spray head 11 can spray the spraying material on the surface of the machine shell. One end of the air supply pipe 12, one end of the discharge pipe 14, and one end of the mixing pipe 13 are all in a communicating state, so that compressed air can push the spraying material into the spray head 11. Specific Embodiment Two

[0035] Please refer to Figures 1-5 , on the basis of Specific Embodiment One, the stirring member includes a stirring rod 15. The stirring rod 15 is movably connected to the inner cavity of the spraying bucket 3. One side of the surface of the stirring rod 15 is fixedly connected with a stirring blade 16, and the other side of the surface of the stirring rod 15 is fixedly connected with a grinding knife 17. The bottom end of the stirring rod 15 is fixedly connected with a movable rod 18. The bottom end of the movable rod 18 is movably connected to the bottom of the inner cavity of the base 1. One side of the surface of the movable rod 18 is fixedly connected with a first pulley 19, and one side of the surface of the rotating rod 5 is fixedly connected with a second pulley 20. The second pulley 20 is connected by a belt to the first pulley 19. One side of the surface of the mixing pipe 13 is sleeved with a three-way valve 21. One end of the three-way valve 21 is communicated with the air supply pipe 12, and the bottom end of the three-way valve 21 is communicated with the discharge pipe 14. One side of the top of the inner cavity of the base 1 and one side of the top of the inner cavity of the collection tank 2 are both provided with a limiting groove. Both sides of the bottom of the spraying bucket 3 are fixedly connected with support rods, and the bottom of the support rods is movably connected to the inner cavity of the limiting groove. An annular groove is opened between the top of the inner cavity of the base 1 and the top of the inner cavity of the collection tank 2. One side of the surface of the movable rod 18 is movably connected to the inner cavity of the annular groove. A moving groove is opened at the bottom of the inner cavity of the base 1, and the bottom end of the movable rod 18 is movably connected to the inner cavity of the moving groove. Four legs 22 are fixedly connected to the four peripheries of the bottom of the base 1. The number of the legs 22 is four, and anti-slip lines are opened at the bottom of the legs 22.

[0036] Specifically: Both ends of the stirring rod 15 are rotatably connected to the top and bottom of the inner cavity of the spraying bucket 3 through bearings. The stirring blades 16 are fixed on the surface of the stirring rod 15 near the center and the top, and there are four in total. The grinding knives 17 are fixed on the surface of the stirring rod 15 near the bottom, and there are two in total, so as to grind the solid spraying material that has solidified in the spraying part, making the spraying material reach a uniform state. The first pulley 19 and the second pulley 20 are respectively located at the bottom of the driven gear 8 and the driving gear 6 and do not touch. By rotating the rotating rod 5, the first pulley 19 can be driven to rotate by the second pulley 20. The three-way valve 21 connects the three pipes of the mixing pipe 13, the air supply pipe 12 and the discharge pipe 14 together. The support rods are fixed on both sides of the bottom of the spraying bucket 3. The bottom of the left support rod is movably connected to the inner cavity of the limiting groove at the top of the inner cavity of the base 1, and the bottom of the right support rod is movably connected to the inner cavity of the limiting groove at the top of the inner cavity of the collection tank 2, so as to limit and support the spraying bucket 3 when it makes a circular motion. The annular groove between the top of the inner cavity of the base 1 and the top of the inner cavity of the collection tank 2 enables one side of the surface of the movable rod 18 connected to the bottom end of the stirring rod 15 to extend to the bottom of the inner cavity of the base 1, and drives the stirring rod 15 to rotate through the first pulley 19 and the second pulley 20. The function of the positioning groove is to limit the circular motion of the movable rod 18 in the inner cavity of the base 1. The length of the support leg 22 is longer than the length of the driving motor 4, so as to support the base 1 and the driving motor 4.

[0037] The working principle of the present utility model is as follows: When spraying and feeding the casing of a large wind turbine, first suspend the casing of the large wind turbine above the collection tank 2 through external equipment, then pour the required spraying material into the spraying bucket 3, and then start the driving motor 4, the air pump 9, and open the three-way valve 21. The driving motor 4 drives the rotating rod 5 to rotate, the rotating rod 5 drives the driving gear 6 and the second pulley 20 to rotate, the driving gear 6 drives the driven gear 8 to rotate, and the driven gear 8 drives the annular sleeve 7 to rotate, so that the annular sleeve 7 drives the spraying bucket 3 to make a circular motion on the top of the base 1. At the same time, the second pulley 20 drives the first pulley 19 to rotate, the first pulley 19 drives the movable rod 18 to rotate, the movable rod 18 moves in the annular sleeve 7 and drives the stirring rod 15 inside the spraying bucket 3 to rotate. When the stirring rod 15 rotates, it stirs the spraying material in the spraying bucket 3 and grinds the solidified spraying material through the stirring blades 16 and the grinding knives 17, making the spraying material reach a uniform state;

[0038] When the driving motor 4 drives the material spraying barrel 3 and the stirring rod 15 to rotate, the air pump 9 compresses the external air and conveys it into the mixing pipe 13 through the air delivery pipe 12. At the same time, the three-way valve 21 enables the discharge pipe 14 to pump the material inside the material spraying barrel 3 into the mixing pipe 13, and pumps the material into the nozzle 11 through the compressed air generated by the air pump 9. Finally, it is sprayed on the surface of the machine shell through the nozzle 11, and the material spraying barrel 3 makes a circular motion to enable the nozzle 11 to evenly spray the material on the periphery of the machine shell surface. The excess sprayed material is collected through the collection tank 2, and thus the spraying work of the large wind turbine machine shell can be completed.

[0039] The standard parts used in the present utility model can all be purchased from the market, and can also be customized according to the descriptions in the specification and the drawings. The specific connection methods of each part all adopt conventional means such as bolts, rivets, welding, etc. that are mature in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art. The control mode is automatically controlled by the control unit. The control circuit of the control unit can be realized by simple programming by those skilled in the art, which belongs to the common general knowledge in the art. Therefore, the control mode and the circuit connection are not explained in detail in the present utility model.

[0040] The preferred embodiments of the present utility model disclosed above are only used to help illustrate the present utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the present utility model to the specific embodiments described. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present utility model, so that those skilled in the relevant technical field can well understand and utilize the present utility model.

Claims

1. A large wind turbine housing spraying equipment, including a base (1), characterized in that: At the top inside the base (1), there is a collection groove (2), and a spraying bucket (3) is movably connected to the top of the base (1). Inside the base (1), there is a leveling component. The leveling component includes a driving motor (4). The driving motor (4) is fixedly connected to the bottom of the base (1). The output end of the driving motor (4) is fixedly connected to a rotating rod (5). The top end of the rotating rod (5) is movably connected to the bottom of the collection groove (2). On one side of the surface of the rotating rod (5), there is a driving gear (6) fixedly connected. At the bottom of the spraying bucket (3), there is an annular sleeve (7) fixedly connected. On one side of the surface of the annular sleeve (7), there is a driven gear (8) fixedly connected. The driven gear (8) meshes with the driving gear (6). Inside the spraying bucket (3), there is a stirring component. At the top of the spraying bucket (3), there is a spraying component. The spraying component includes an air pump (9). The air pump (9) is fixedly connected to one side of the top of the spraying bucket (3). On the other side of the top of the spraying bucket (3), there is a fixing block (10) fixedly connected. At the top inside the fixing block (10), there is a spray head (11) fixedly connected. The output end of the air pump (9) is communicated with an air supply pipe (12). The input end of the spray head (11) is communicated with a mixing pipe (13). One end of the air supply pipe (12) is communicated with one end of the mixing pipe (13). At the bottom on one side inside the spraying bucket (3), there is a discharge pipe (14) communicated. One end of the discharge pipe (14) is communicated with one end of the mixing pipe (13).

2. The large wind turbine housing spraying equipment according to claim 1, characterized in that: The stirring component includes a stirring rod (15). The stirring rod (15) is movably connected inside the spraying bucket (3). On one side of the surface of the stirring rod (15), there is a stirring blade (16) fixedly connected. On the other side of the surface of the stirring rod (15), there is a grinding knife (17) fixedly connected. At the bottom end of the stirring rod (15), there is a movable rod (18) fixedly connected. The bottom end of the movable rod (18) is movably connected to the bottom inside the base (1).

3. A large wind turbine housing spraying equipment according to claim 2, characterized in that: On one side of the surface of the movable rod (18), there is a first pulley (19) fixedly connected. On one side of the surface of the rotating rod (5), there is a second pulley (20) fixedly connected. The second pulley (20) and the first pulley (19) are connected by a belt in a transmission manner.

4. A large wind turbine housing spraying equipment according to claim 1, characterized in that: On one side of the surface of the mixing pipe (13), there is a three-way valve (21) sleeved. One end of the three-way valve (21) is communicated with the air supply pipe (12). The bottom end of the three-way valve (21) is communicated with the discharge pipe (14).

5. The large wind turbine housing spraying equipment according to claim 1, characterized in that: On one side at the top inside the base (1) and on one side at the top inside the collection groove (2), there are both limiting grooves opened. On both sides at the bottom of the spraying bucket (3), there are support rods fixedly connected. The bottom of the support rods is movably connected to the inside of the limiting grooves.

6. The large wind turbine housing spraying equipment according to claim 2, characterized in that: Between the top inside the base (1) and the top inside the collection groove (2), there is an annular groove opened. On one side of the surface of the movable rod (18), it is movably connected to the inside of the annular groove.

7. A large wind turbine housing spraying equipment according to claim 2, characterized in that: At the bottom inside the base (1), there is a positioning groove opened. The bottom end of the movable rod (18) is movably connected to the inside of the positioning groove.

8. A large wind turbine housing spraying equipment according to claim 1, characterized in that: At the four corners of the bottom of the base (1), there are support legs (22) fixedly connected. The number of the support legs (22) is four. There are anti-slip patterns opened at the bottoms of the support legs (22).

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