CN216342590U

CN216342590U - Wind-proof and dustproof cabin cover of wind driven generator

Info

Publication number: CN216342590U
Application number: CN202122982426.XU
Authority: CN
Inventors: 王军
Original assignee: Guohua Aiyisi Huanghua Wind Power Co ltd
Current assignee: Guohua Aiyisi Huanghua Wind Power Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-19
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses a wind-proof and dust-proof cabin cover of a wind driven generator, which comprises: a hood; the maintenance groove is fixedly formed in the middle of the right end of the hood in the front-back direction; the first ventilation groove is formed in the hood above the maintenance groove; the second ventilating groove is formed in the left side of the bottom end of the hood; the back plate is detachably buckled in the middle of the right side of the hood; a fixed component disposed on the back plate; the radiating fins are fixedly arranged on the right side of the bottom end of the hood; and the low-speed shaft is arranged at the left end of the inner cavity in the middle of the hood. This aerogenerator prevents wind dustproof cabin cover can guarantee the fixed effect of backplate through fixed subassembly, provides the scheme that a aerogenerator prevents wind convenient dismantlement of dustproof cabin cover simultaneously, reduces the degree of difficulty of staff in the maintenance process, guarantees the convenience of maintenance work.

Description

Wind-proof and dustproof cabin cover of wind driven generator

Technical Field

The application relates to the technical field of wind power generation, in particular to a wind-proof and dustproof engine room cover of a wind driven generator.

Background

The wind power generator is an electric power device which converts wind energy into mechanical work, and the mechanical work drives a rotor to rotate so as to finally output alternating current. The wind power generator generally comprises components such as a wind wheel, a generator (including a device), a direction regulator (empennage), a tower, a speed-limiting safety mechanism, an energy storage device and the like; the wind driven generator has simple working principle, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates under the drive of the wind wheel shaft to generate electricity. In a broad sense, wind energy is also solar energy, so that the wind driven generator is a heat energy utilization generator which takes the sun as a heat source and takes the atmosphere as a working medium;

along with the continuous development of science and technology, wind power generation equipment's installation volume is also more and more, because its work that is for a long time uninterrupted in wind power generation equipment, equipment such as the converter cabinet of cabin inside, shafting also can produce a large amount of heats when moving with parts, can influence the conversion effect of equipment, in addition, the tradition can go up to maintain the opening less, cause the maintenance degree of difficulty big, the problem that maintenance cost is high, have great danger in the maintenance process, to this problem, a aerogenerator prevent wind dustproof cabin cover is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wind-proof and dust-proof cabin cover of a wind driven generator, which aims to solve the problems in the prior art.

The embodiment of the application adopts the following technical scheme:

a wind-resistant and dust-proof nacelle cover for a wind turbine, comprising:

a hood;

the maintenance groove is fixedly formed in the middle of the right end of the hood in the front-back direction;

the first ventilation groove is formed in the hood above the maintenance groove;

the second ventilating groove is formed in the left side of the bottom end of the hood;

the back plate is detachably buckled in the middle of the right side of the hood;

a fixed component disposed on the back plate;

the radiating fins are fixedly arranged on the right side of the bottom end of the hood;

the low-speed shaft is arranged at the left end of the inner cavity in the middle of the hood;

the gear box is connected to the right end of the low-speed shaft and is positioned in the inner cavity of the hood;

a generator connected to the right side of the gearbox;

the heat exchanger is fixedly arranged at the bottom ends of the gear box and the generator and is fixedly connected with the plurality of cooling fins;

the connecting part is fixedly arranged on the inner wall of the hood.

Preferably, the installation direction of the heat dissipation fins is parallel to the low-speed shaft.

Preferably, the connection ends of the heat exchanger and the generator and the gearbox are coated with silicone grease layers.

Preferably, the fixing assembly comprises: the screwing handle is rotatably arranged on the outer side of the middle part of the back plate; the sealing ring is fixedly arranged at the edge of the inner side of the back plate; the rotating block is fixedly sleeved at the left end of the wrench and is positioned in the middle of the left side of the back plate, and arc-shaped depressions are formed in the side wall of the rotating block at intervals of an angle; the fixing seats are respectively fixedly arranged at the middle positions of the inner sides of the back plates; the movable rods are movably inserted in the middle of the fixed seats respectively and are arranged in the horizontal direction, and the inner ends of the movable rods are in contact with the side walls of the fixed seats through rollers.

Preferably, the connecting portion includes a connecting wire connected to an inner side of the back plate and an inner wall of the hood, wherein the connecting wire at the hood end may be wound by a coil spring.

Preferably, the outer end of the moving rod is inclined and is adapted to be inserted into the inner wall of the hood.

The embodiment of the application adopts at least one technical scheme which can achieve the following beneficial effects:

1. this scheme adopts the backplate of maintaining the recess and setting up, can provide more convenient maintenance operation for the staff, reduce and maintain the degree of difficulty, compare in the mode that traditional push-and-pull was dismantled, the action range that this device was dismantled the backplate is littleer, high altitude construction personnel's danger has been reduced, this device still disposes heat exchanger and ventilation recess in addition, wherein first ventilation recess and second ventilation recess can realize at aircraft bonnet inner chamber model layer convection current wind, guarantee the radiating effect in the aircraft bonnet, and the opening direction in first ventilation groove and second ventilation groove all faces ground, can effectively prevent the phenomenon of the impurity invasion that rainwater or birds perch and cause.

2. The fixed effect of backplate can be guaranteed through fixed subassembly to this scheme, provides the scheme of a convenient dismantlement simultaneously, reduces the staff and maintains the degree of difficulty of in-process, guarantees the convenience of maintenance work.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a diagram: the utility model has a structure schematic diagram;

FIG. 2 is a diagram of: the utility model is a schematic structural diagram of a front view cross section;

FIG. 3 is a diagram of: the structure schematic diagram of the second ventilating groove is shown in the utility model;

FIG. 4 is a diagram of: the left view structure schematic diagram of the fixing component in the utility model;

FIG. 5 is a diagram: the structure of the moving rod in the utility model is schematically shown.

In the figure: 1. a hood; 2. maintaining the groove; 3. a first ventilation groove; 4. a second ventilating groove; 5. a back plate; 6. a fixing assembly; 7. a heat sink; 8. a low speed shaft; 9. a gear case; 10. a generator; 11. a heat exchanger; 12. a connecting portion; 61. screwing a hand; 62. a seal ring; 63. rotating the block; 64. a fixed seat; 65. the rod is moved.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, 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 application.

The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.

Referring to fig. 1-5, the present invention provides a technical solution: a wind-resistant and dust-proof nacelle cover for a wind turbine, comprising: the engine hood comprises a hood 1, a maintenance groove 2, a first ventilation groove 3, a second ventilation groove 4, a back plate 5, a fixing component 6, a radiating fin 7, a low-speed shaft 8, a gear box 9, a generator 10, a heat exchanger 11 and a connecting part 12, wherein the maintenance groove 2 is fixedly arranged in the middle of the right end of the hood 1 in the front-back direction; the first ventilation groove 3 is formed in the hood 1 above the maintenance groove 2; the second ventilating groove 4 is formed in the left side of the bottom end of the hood 1; the back plate 5 is detachably buckled in the middle of the right side of the hood 1; the fixing component 6 is arranged on the back plate 5; the plurality of radiating fins 7 are fixedly arranged on the right side of the bottom end of the hood 1; the low-speed shaft 8 is arranged at the left end of the inner cavity in the middle of the hood 1; the gear box 9 is connected to the right end of the low-speed shaft 8 and is positioned in the inner cavity of the hood 1; the generator 10 is connected to the right side of the gearbox 9; the heat exchanger 11 is fixedly arranged at the bottom ends of the gear box 9 and the generator 10, and the heat exchanger 11 is fixedly connected with the plurality of radiating fins 7; the connecting portion 12 is fixedly mounted on the inner wall of the hood 1.

It can be understood that, the backplate 5 of maintaining the interior setting of recess 2 can provide more convenient maintenance operation for the staff, reduce and maintain the degree of difficulty, compare in the mode that traditional push-and-pull was dismantled, the action range that this device was dismantled 5 backplates is littleer, high altitude construction personnel's danger has been reduced, this device still disposes heat exchanger 11 and ventilation recess in addition, wherein first ventilation recess 3 and second ventilation recess 4 can realize at 1 inner chamber model layer convection current wind of aircraft bonnet, guarantee the radiating effect in the aircraft bonnet 1, and the opening direction in first ventilation groove and second ventilation groove all faces ground, can effectively prevent the phenomenon of the impurity invasion that rainwater or birds perch and cause.

Wherein, in order to guarantee the operational environment of this device inside and component, optional setting up dust removal net or other air-purifying's structure in the ventilation hole of first ventilation recess 3 and second ventilation recess 4 department, the same is in order to guarantee the space that sets up of dust removal net and other air-purifying structures, and the space size in the ventilation hole can be adjusted along with actual use condition suitably.

Preferably, the heat sink 7 is installed in a direction parallel to the low speed shaft 8.

It will be appreciated that in order to ensure the effect of air circulation around the fins 7, the windward direction is preferred and therefore is arranged parallel to the low speed shaft 8.

Preferably, the connection of the heat exchanger 11 to the generator 10 and the gearbox 9 is further coated with a silicone layer.

It can be understood that the silicone grease has excellent thermal conductivity and use stability, good high and low temperature resistance, water resistance, no solidification, no corrosion (copper, aluminum and steel) to the contacted metal materials, extremely low volatilization loss, no drying and no melting, good material adaptability, wide use temperature range (-50-250 ℃) and no toxicity, no odor, no corrosion and stable chemical and physical properties, so the scheme of the silicone grease layer is preferably adopted to ensure the heat dissipation effect of the scheme.

Preferably, the fixing assembly 6 further comprises: the handle 61, the sealing ring 62, the rotating block 63, the fixed seat 64 and the moving rod 65, wherein the handle 61 is rotatably arranged on the outer side of the middle part of the back plate 5; the sealing ring 62 is fixedly arranged at the inner side edge of the back plate 5; the rotating block 63 is fixedly sleeved at the left end of the wrench 61 and is positioned in the middle of the left side of the back plate 5, and arc-shaped depressions are formed in the side wall of the rotating block 63 at intervals of 90 degrees; the fixing seats 64 are respectively fixedly arranged at the middle position of the inner side of the back plate 5; the two moving rods 65 are movably inserted into the middle of the plurality of fixing seats 64, and are arranged in the horizontal direction, and the inner ends thereof are in contact with the side walls of the fixing seats 64 through rollers.

It can be understood that, the staff rotates the wrench 61, and drive the rotatory piece 63 and carry out synchronous revolution, because the rotatory piece 63 outer wall has seted up a plurality of arcs sunken, and rotatory piece 63 outer wall contacts with the inboard gyro wheel of carriage release lever 65, in this motion process, the gyro wheel takes place rotatoryly under the effect of friction, and along with the position change of rotatory piece 63 outer wall in rotatory process, promote the gyro wheel of both sides and the whole outside lateral shifting of carriage release lever 65, make carriage release lever 65 outer wall end insert the aircraft bonnet 1 corresponding position, accomplish the fixed locking of backplate 5, the same is so, after the staff continues to rotate the wrench 61, will make rotatory piece 63 resume initial position, corresponding carriage release lever 65 is under the elastic force effect of spring, also will resume initial position, promptly relieve the locking effect of baffle, can freely dismantle this moment.

Further preferably, the connecting portion 12 includes a connecting wire connected to the inner side of the back plate 5 and the inner wall of the hood 1, wherein the connecting wire at the end of the hood 1 may be wound by a coil spring.

It can be understood that, in order to guarantee the convenience of the worker in the high-altitude operation, therefore, the placement position of the backboard 5 is to be considered, if the backboard 5 drops, extra workload is caused, if the backboard 5 adopts a push-pull mode, the push-pull structure of the backboard may be blocked by impurities, and the backboard is difficult to be completely closed, therefore, the device adopts the connecting part 12 to make the backboard unable to drop, the backboard is always connected with the hood 1, and meanwhile, the maintenance space is not occupied, wherein, the distance between the backboard 5 and the airport can be ensured by the arrangement of the coil spring, the working danger of the worker can be increased by the same distance if the backboard 5 is hung at a far distance, and therefore, the backboard 5 can be ensured to be always close to the hood 1 by the arrangement of the coil spring.

Preferably, the outer end of the moving rod 65 is inclined and adapted to be inserted into the inner wall of the hood 1.

It can be understood that, the sealing ring 62 is arranged on the back plate 5 in the device, and when the sealing ring 62 is tightly attached to the structures on two sides, a better sealing effect can be achieved, so that the outer wall of the moving rod 65 in the device is provided with an inclined surface, and the moving rod 65 can gradually force the whole back plate 5 to continue to slightly move towards the inner cavity of the hood 1 along with the insertion depth of the moving rod 65 in the inner wall of the hood 1, and press the sealing ring 62 on the outer edge parts of the hood 1 and the back plate 5.

It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a wind-proof dust proof cabin cover of aerogenerator which characterized in that includes:

a hood (1);

the maintenance groove (2) is fixedly formed in the middle of the right end of the hood (1) in the front-back direction;

a first ventilation groove (3), the first ventilation groove (3) being opened on the hood (1) above the maintenance groove (2);

the second ventilation groove (4), the second ventilation groove (4) is formed in the left side of the bottom end of the hood (1);

the back plate (5), the back plate (5) is detachably buckled in the middle of the right side of the hood (1);

a fixing assembly (6), the fixing assembly (6) being disposed on the back plate (5);

the radiating fins (7), a plurality of radiating fins (7) are fixedly arranged on the right side of the bottom end of the hood (1);

the low-speed shaft (8), the low-speed shaft (8) is arranged at the left end of the inner cavity in the middle of the hood (1);

the gear box (9), the gear box (9) is connected to the right end of the low-speed shaft (8) and is positioned in the inner cavity of the hood (1);

a generator (10), the generator (10) being connected to the right side of the gearbox (9);

the heat exchanger (11) is fixedly arranged at the bottom ends of the gear box (9) and the generator (10), and the heat exchanger (11) is fixedly connected with the plurality of cooling fins (7);

the connecting part (12), connecting part (12) fixed mounting is in on the aircraft bonnet (1) inner wall.

2. The wind and dust resistant nacelle cover for a wind turbine as claimed in claim 1, wherein: the installation direction of the radiating fins (7) is parallel to the low-speed shaft (8).

3. The wind and dust resistant nacelle cover for a wind turbine as claimed in claim 1, wherein: and a silicone grease layer is coated on the connection end of the heat exchanger (11) with the generator (10) and the gearbox (9).

4. The wind and dust resistant nacelle cover for a wind turbine as claimed in claim 1, wherein: the fixing component (6) comprises:

the screw handle (61), the said screw handle (61) is installed outside the middle part of the said back plate (5) rotatably;

the sealing ring (62), the said sealing ring (62) is fixed and set up in the edge position of inboard side of the said back plate (5);

the rotating block (63) is fixedly sleeved at the left end of the twisting handle (61) and is positioned in the middle of the left side of the back plate (5), and arc-shaped depressions are formed in the side wall of the rotating block (63) at intervals of 90 degrees;

the fixing seats (64) are respectively fixedly arranged at the middle positions of the inner sides of the back plates (5);

the two moving rods (65) are movably inserted in the middle of the plurality of fixed seats (64) respectively and are arranged in the horizontal direction, and the inner ends of the moving rods (65) are in contact with the side walls of the fixed seats (64) through rollers.

5. The wind and dust resistant nacelle cover for a wind turbine as claimed in claim 1, wherein: the connecting portion (12) includes a connecting wire connected to the inner side of the back plate (5) and the inner wall of the hood (1), wherein the connecting wire at the end of the hood (1) can be wound up by a coil spring.

6. The wind and dust resistant nacelle cover for a wind turbine as claimed in claim 4, wherein: the outer side end of the moving rod (65) is inclined and is matched and inserted into the inner wall of the hood (1).