Protective assembly for electric yaw variable-pitch controller of wind driven generator

Abstract

The utility model discloses a wind driven generator electric yaw variable pitch controller protective assembly, which comprises a protective cover, a reinforcing mechanism and a connecting mechanism, the top end of the protective cover is provided with the reinforcing mechanism, the connecting mechanism is arranged in the protective cover, the periphery of the outer side of the connecting mechanism is provided with a protective mechanism, and the protective mechanism is connected with the connecting mechanism. The reinforcing mechanism comprises a top disc, a protruding block opening, a fixing hole and a bottom disc, the top disc is installed at the top end of the protruding block opening, the bottom disc is installed at the bottom end of the protruding block opening, and the fixing hole is formed in the bottom disc. According to the protection assembly for the electric yaw variable-pitch controller of the wind driven generator, the protection assembly is installed at the groove in the bottom end of the interior of the top disc in a clamped mode through the protruding block opening, clamping and connecting piece taking are conducted, and the protection assembly penetrates through the interior of the fixing hole, so that the bottom disc and the top disc are reinforced and tightened, a connecting structure is reinforced at the connecting position, and equipment is prevented from falling off in the using process; equipment problems are effectively avoided, and the service life of the equipment is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of wind power generation, in particular to a protective component of an electric yaw pitch controller of a wind power generator. Background Art

[0002] In recent years, wind power generation has developed rapidly in China. Most of the wind turbines currently used are variable pitch models. The characteristics of variable pitch models are that the angle and speed of the blades can be adjusted at any time with the changes in wind speed and load. Its function is that when the direction of the wind speed changes, the blades can be quickly and smoothly aligned with the wind direction in order to obtain the maximum wind energy and achieve the best wind energy utilization rate.

[0003] The electric yaw pitch controller on the market has poor impact resistance. When encountering external impact, it is easy to cause damage to it, resulting in damage to the equipment and inability to use normally. It is difficult to effectively and comprehensively protect the reducer, and it is not easy to reinforce and protect the connection to prevent the equipment from falling off. Utility Model Content

[0004] The utility model aims to provide a wind turbine electric yaw and pitch controller protection component to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a protective component of an electric yaw and pitch controller of a wind turbine, comprising a protective cover, a reinforcement mechanism and a connecting mechanism, wherein a reinforcement mechanism is arranged at the top of the protective cover, and a connecting mechanism is arranged inside the protective cover, and protective mechanisms are arranged around the outer sides of the connecting mechanism, the reinforcement mechanism comprises a top plate, a protrusion opening, a fixing hole and a bottom plate, and a top plate is installed at the top of the protrusion opening, a bottom plate is installed at the bottom of the protrusion opening, and a fixing hole is arranged inside the bottom plate.

[0006] Furthermore, the protective cover and the reinforcement mechanism are integrated, and the connecting mechanism and the protective cover are threadedly connected.

[0007] Furthermore, the protection mechanism is wrapped around the outer side of the connecting mechanism, and the protection mechanism is detachably connected to the protective cover through the connecting mechanism.

[0008] Furthermore, the protrusion opening is fixed at the middle of the top end of the bottom plate, and the protrusion opening is snap-fitted to the top plate.

[0009] Furthermore, the protection mechanism includes a shell and shock-absorbing foam, and the shock-absorbing foam is arranged around the outer side of the shell.

[0010] Furthermore, the connecting mechanism includes a main body, a connecting head, a threaded outer wall and a fixed cavity, and the connecting head is provided at the top of the main body, the outer side of the connecting head is provided with a threaded outer wall around, and the fixing cavity is provided at the outer side of the top of the connecting head.

[0011] Furthermore, a threaded structure is formed between the main body and the fixing cavity through the connecting head, and a group of inner walls having the same pattern as the outer wall of the thread is arranged inside the fixing cavity.

[0012] Compared with the prior art, the beneficial effects of the utility model are: the groove at the bottom end of the top plate is engaged through the convex block mouth, and the connecting piece is taken and passed through the fixing hole to reinforce and tighten the bottom plate and the top plate, thereby strengthening the connection structure at the connection point to prevent the equipment from falling off during use, effectively avoiding problems with the equipment, significantly reducing the labor intensity of the operator, and extending the use time of the equipment.

[0013] The shock-absorbing foam will be installed to prevent the outer shell from being corroded, which will affect the service life of the equipment. It can effectively avoid collisions between objects, further increase the impact force on the reducer, and reduce the impact force directly acting on the surface of the equipment, thereby improving the overall impact resistance of the equipment.

[0014] The connector on the top of the main body is rotated and connected along the threaded inner wall inside the fixed cavity through the threaded outer wall until the main body is fixed inside the fixed cavity, which changes the integrated structure of the main body and the fixed cavity and makes it detachable, making it easy for the user to disassemble the main body for maintenance, thereby bringing convenience to the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the reinforcement mechanism of the utility model;

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the connecting mechanism of the utility model.

[0018] In the figure: 1. Protective cover; 2. Reinforcement mechanism; 201. Top plate; 202. Bump mouth; 203. Fixing hole; 204. Bottom plate; 3. Connecting mechanism; 301. Main body; 302. Connecting head; 303. Threaded outer wall; 304. Fixing cavity; 4. Protective mechanism; 401. Shell; 402. Shock-absorbing foam. DETAILED DESCRIPTION

[0019] like Figure 1-2As shown, a wind turbine electric yaw pitch controller protection assembly includes a protection cover 1, a reinforcement mechanism 2 and a connection mechanism 3. The top of the protection cover 1 is provided with the reinforcement mechanism 2, and the inside of the protection cover 1 is provided with the connection mechanism 3. The outer sides of the connection mechanism 3 are provided with protection mechanisms 4. The reinforcement mechanism 2 includes a top plate 201, a protrusion opening 202, a fixing hole 203 and a bottom plate 204. The top of the protrusion opening 202 is provided with the top plate 201, the bottom of the protrusion opening 202 is provided with the bottom plate 204, and the bottom of the bottom plate 204 is provided with the bottom plate 204. A fixing hole 203 is provided inside, the protective cover 1 and the reinforcement mechanism 2 are integrated, and the connecting mechanism 3 and the protective cover 1 are threadedly connected, the protective mechanism 4 is wrapped around the outer side of the connecting mechanism 3, and the protective mechanism 4 is detachably connected to the protective cover 1 through the connecting mechanism 3, the protrusion opening 202 is fixed to the middle of the top of the chassis 204, and the protrusion opening 202 and the top plate 201 are snap-fitted, and the chassis 204 with a disc shape has eight to twelve groups of mounting fixing holes 203 embedded inside, and the chassis 204 is A convex block 202 is fixedly installed at the middle end of the interior. The user engages the convex block 202 with the groove at the bottom end of the top plate 201 to engage, take the connecting piece, and pass it through the fixing hole 203, so as to reinforce and tighten the bottom plate 204 and the top plate 201, strengthen the connection structure at the connection point, avoid the equipment from falling off during use, effectively avoid problems with the equipment, significantly reduce the labor intensity of the operator, and extend the use time of the equipment. The protective mechanism 4 includes a shell 401 and a shock-absorbing foam 402, and the outer side of the shell 401 is provided with a shock-absorbing foam 402. A group of cylindrical shock-absorbing foams 402 are attached to the outer side of the shell 401. The gap inside the protective cover 1 is filled with the provided shock-absorbing foam 402. The provided shock-absorbing foam 402 avoids corrosion of the shell 401, which affects the service life of the equipment, effectively avoids collisions between objects, further increases the impact force on the reducer, and reduces the impact force directly acting on the surface of the equipment, thereby improving the overall impact resistance efficiency of the equipment.

[0020] like Figure 3As shown, a wind turbine electric yaw pitch controller protection component, the connecting mechanism 3 includes a main body 301, a connecting head 302, a threaded outer wall 303 and a fixed cavity 304, and the top of the main body 301 is provided with a connecting head 302, the outer side of the connecting head 302 is provided with a threaded outer wall 303, and the top of the connecting head 302 is provided with a fixed cavity 304, the main body 301 is provided with a threaded structure through the connecting head 302 and the fixed cavity 304, and the interior of the fixed cavity 304 is provided with a group of inner walls with the same pattern as the threaded outer wall 303, and the top of the main body 301 is provided with a group of connecting heads 302. 02. The size of the connector 302 is consistent with the size of the connection inside the fixed cavity 304. The outer sides of the connector 302 are fitted with the threaded outer wall 303. Take the main body 301 and insert the main body 301 into the fixed cavity 304. Then, the connector 302 at the top of the main body 301 is rotated along the threaded inner wall of the fixed cavity 304 through the threaded outer wall 303 until the main body 301 is fixed inside the fixed cavity 304. The integrated structure of the main body 301 and the fixed cavity 304 is changed to be detachable, which is convenient for the user to disassemble the main body 301 for maintenance, bringing convenience to the user.

[0021] Working principle: first, take the main body 301 and insert the main body 301 into the interior of the fixed cavity 304, then rotate the connector 302 at the top of the main body 301 along the threaded inner wall of the fixed cavity 304 through the threaded outer wall 303 until the main body 301 is fixed inside the fixed cavity 304, and the integrated structure of the main body 301 and the fixed cavity 304 is changed to be detachable, so that the user can disassemble the main body 301 for maintenance, and then the shock-absorbing foam 402 is set to prevent the outer shell 401 from being corroded, which affects the service life of the equipment, effectively avoids collisions between objects, further increases the impact force on the reducer, and reduces the impact force directly acting on the surface of the equipment, and finally, the groove installed at the bottom end of the top plate 201 through the protrusion mouth 202 is engaged, and the connector is taken out and passed through the fixing hole 203, so that the bottom plate 204 and the top plate 201 are reinforced and tightened, and the connection structure is strengthened at the connection to prevent the equipment from falling off during use.

Claims

1. A wind turbine electric yaw and pitch controller protection assembly, comprising a protection cover (1), a reinforcement mechanism (2) and a connection mechanism (3), characterized in that: The top of the protective cover (1) is provided with a reinforcement mechanism (2), and the interior of the protective cover (1) is provided with a connection mechanism (3), and the outer sides of the connection mechanism (3) are provided with a protection mechanism (4), and the reinforcement mechanism (2) comprises a top plate (201), a protrusion opening (202), a fixing hole (203) and a bottom plate (204), and the top of the protrusion opening (202) is provided with the top plate (201), the bottom of the protrusion opening (202) is provided with the bottom plate (204), and the bottom plate (204) is provided with a fixing hole (203) therein.

2. A wind turbine electric yaw and pitch controller protection assembly according to claim 1, characterized in that: The protective cover (1) and the reinforcement mechanism (2) are integrated, and the connection mechanism (3) and the protective cover (1) are threadedly connected.

3. A wind turbine electric yaw and pitch controller protection assembly according to claim 1, characterized in that: The protective mechanism (4) is wrapped around the outer side of the connecting mechanism (3), and the protective mechanism (4) is detachably connected to the protective cover (1) via the connecting mechanism (3).

4. A wind turbine electric yaw and pitch controller protection assembly according to claim 1, characterized in that: The protrusion opening (202) is fixed at the middle of the top end of the bottom plate (204), and the protrusion opening (202) and the top plate (201) are in a snap-fit ​​connection.

5. A wind turbine electric yaw and pitch controller protection assembly according to claim 1, characterized in that: The protection mechanism (4) comprises an outer shell (401) and shock-absorbing foam (402), and the shock-absorbing foam (402) is arranged around the outer side of the outer shell (401).

6. A wind turbine electric yaw and pitch controller protection assembly according to claim 1, characterized in that: The connecting mechanism (3) comprises a main body (301), a connecting head (302), a threaded outer wall (303) and a fixing cavity (304), wherein the connecting head (302) is arranged at the top end of the main body (301), the threaded outer wall (303) is arranged around the outer side of the connecting head (302), and the fixing cavity (304) is arranged at the outer side of the top end of the connecting head (302).

7. A wind turbine electric yaw and pitch controller protection assembly according to claim 6, characterized in that: The main body (301) is connected to the fixing cavity (304) via the connector (302) through a threaded structure, and the fixing cavity (304) is provided with a group of inner walls having the same pattern as the threaded outer wall (303).

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