CN210977766U

CN210977766U - Wind generating set cabin rain shield device

Info

Publication number: CN210977766U
Application number: CN201922179230.XU
Authority: CN
Inventors: 何贻春; 杨井润; 张东方; 林松
Original assignee: CRRC Zhuzhou Institute Co Ltd
Current assignee: CRRC Zhuzhou Institute Co Ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-07-10
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a wind generating set cabin rain cover device, the rain cover device comprises a cover body, the cover body include annular location portion and be used for with cabin fixed connection's frame portion, frame portion is located annular location portion below and internal diameter are greater than annular location portion external diameter, annular location portion with link to each other through inclined plane portion between the frame portion. The utility model has the advantages of simple structure, reliability, uneasy rainwater gathering and the like.

Description

Wind generating set cabin rain shield device

Technical Field

The utility model relates to a wind generating set especially relates to a wind generating set cabin rain cover device.

Background

The rain shield device of the cabin of the megawatt wind generating set is used as a sealing device of some necessary openings at the top of the cabin and is used for blocking sand and dust impurities in the air, blocking rainwater from entering the cabin, protecting mechanical and electrical equipment in the cabin from being influenced by the rainwater, and being capable of being in a normal working state in rainy and snowy weather. If the necessary opening at the top of the cabin is not provided with the rain shield device, or the rain shield device has problems, the internal environment of the whole cabin cannot be protected, and under the severe weather condition, mechanical and electrical equipment in the cabin can have serious influence if contacting with rainwater. Therefore, the protection effect of the rain shield device of the cabin of the wind generating set is the basic guarantee for the normal operation of the equipment in the cabin.

At present, a cabin water leakage prevention device of a megawatt wind generating set generally adopts a tarpaulin structure, and the tarpaulin structure cannot be tightly connected with edge bolts and pressing strips, so that a hoop is usually adopted for installation and fixation, and tiny gaps can be generated after installation; due to the problem of material characteristics, the tarpaulin can droop after long-time use, concave deformation is generated, and substances such as rainwater and the like are easy to accumulate; in addition, the surface is easy to age and damage after the perennial wind blowing and sun drying and high and low temperature alternate change; in addition, the device for preventing sleeping on the naked eye is large in workload of disassembly and replacement, high in labor intensity, and in the replacement process, the wind generating set needs to be stopped and power is cut off, so that the generated energy of the fan is responded.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a wind generating set cabin rain cover device of simple structure, reliable, difficult gathering rainwater.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the rain shield device for the engine room of the wind generating set comprises a shield body, wherein the shield body comprises an annular positioning portion and a frame portion fixedly connected with the engine room, the frame portion is located below the annular positioning portion, the inner diameter of the frame portion is larger than the outer diameter of the annular positioning portion, and the annular positioning portion is connected with the frame portion through an inclined surface portion.

As a further improvement of the above technical solution: the cover body is formed by splicing a plurality of segments arranged along the circumferential direction of the annular positioning part.

As a further improvement of the above technical solution: the split type solar cell module is characterized in that a groove with an outward opening is formed in the frame portion, and two adjacent split frame portions are connected through a connecting plate arranged in the groove.

As a further improvement of the above technical solution: the outer side of the connecting plate extends to the outside of the groove and is bent downwards.

As a further improvement of the above technical solution: a gap is formed between the top surface of the connecting plate and the upper side wall of the groove.

As a further improvement of the above technical solution: the inclined plane parts are provided with a plurality of connecting holes, and the adjacent two divided inclined plane parts are connected through connecting pieces arranged in the connecting holes.

As a further improvement of the above technical solution: the cover body is a glass fiber reinforced plastic cover body.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a wind generating set cabin rain cover device is provided with annular location portion, can be used to cover body adjustment and location installation, and annular location portion below is equipped with frame portion, and frame portion can pass through the fastener with the cabin and be connected to realize the reliable installation of the cover body, avoid the fixed insecure problem of clamp, frame portion diameter great and with annular location portion between link to each other through inclined plane portion, inclined plane portion can be used to guide the rainwater to cover body periphery flow, avoid the rainwater gathering.

Drawings

Fig. 1 is a schematic structural view of the rain cover device for the engine room of the wind generating set of the present invention.

Fig. 2 is the internal structure schematic diagram of the wind generating set cabin rain cover device of the utility model.

Fig. 3 is a partially enlarged view of fig. 2.

The reference numerals in the figures denote: 1. an annular positioning portion; 2. a frame portion; 21. a groove; 3. an inclined plane part; 31. connecting holes; 4. splitting; 5. a connecting plate.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

Fig. 1 to fig. 3 show an embodiment of the rain shade device for the wind generating set cabin of the present embodiment, which comprises a cover body, the cover body comprises an annular positioning portion 1 and a frame portion 2 used for being fixedly connected with the cabin, the frame portion 2 is located below the annular positioning portion 1 and has an inner diameter larger than the outer diameter of the annular positioning portion 1, and the annular positioning portion 1 is connected with the frame portion 2 through an inclined plane portion 3. As a preferred technical scheme, the cover body is made of the same glass fiber reinforced plastic material as the cabin cover and is formed by a die; the frame portion 22 may have a rectangular structure, for example.

This wind generating set cabin rain shade device, be provided with annular location portion 1, can be used to cover body adjustment and location installation, annular location portion 1 below is equipped with frame portion 2, frame portion 2 can pass through the fastener with the cabin and be connected to realize the reliable installation of the cover body, avoid the fixed insecure problem of clamp, 2 diameters of frame portion are great and link to each other through inclined plane portion 3 between the annular location portion 1, inclined plane portion 3 can be used to guide the rainwater to cover body periphery flow, avoid the rainwater gathering.

As a preferable technical solution, in this embodiment, the cover body is formed by splicing four split pieces 4 arranged along the circumferential direction of the annular positioning portion 1. Aiming at the problems of small object hanging holes and inconvenient hanging of the existing engine room, the mode that each split 4 is respectively hoisted and then assembled on the top of the engine room is adopted, the problem that the object hanging holes are too small is solved, the occupied space is greatly reduced, the wind power generating system can better adapt to various wind fields, and meanwhile, each split 4 can be freely disassembled, combined and randomly exchanged, and is more flexible. Of course, in other embodiments, the number of segments 4 can be adjusted as appropriate.

Further, in this embodiment, a groove 21 with an outward opening is formed in the frame portion 2, and the frame portions 2 of two adjacent segments 4 are connected through a connecting plate 5 disposed in the groove 21, so that the structure is simple and the connection is reliable.

Furthermore, in the present embodiment, the outer side of the connecting plate 5 extends out of the groove 21 and bends downward. The part of connecting plate 5 buckling downwards can provide good guard action, realizes anti rainwater impact.

Further, in the present embodiment, a gap is provided between the top surface of the connecting plate 5 and the upper side wall of the groove 21. The connecting plate 5 can move and float up and down in the groove 21 along the inner and outer directions, and the top of the cabin cover made of glass fiber reinforced plastic is effectively matched with the unevenness.

As a preferable technical solution, in the present embodiment, the inclined surface portion 3 is provided with a plurality of connecting holes 31, and the inclined surface portions 3 of two adjacent segments 4 are connected through a connecting member (for example, a connecting pin, a screw, etc.) provided in the connecting holes 31, so that the structure is simple and reliable, and the segments 4 can be integrally connected.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a wind generating set cabin rain cover device which characterized in that: the aircraft cabin positioning device comprises a cover body, wherein the cover body comprises an annular positioning part (1) and a frame part (2) fixedly connected with an engine cabin, the frame part (2) is located below the annular positioning part (1), the inner diameter of the frame part is larger than the outer diameter of the annular positioning part (1), and the annular positioning part (1) is connected with the frame part (2) through an inclined plane part (3).

2. The wind generating set cabin rain shield device according to claim 1, wherein: the cover body is formed by splicing a plurality of split sections (4) which are arranged along the circumferential direction of the annular positioning part (1).

3. The wind generating set cabin rain shield device according to claim 2, wherein: the split type solar cell is characterized in that a groove (21) with an outward opening is formed in the frame portion (2), and the frame portions (2) of two adjacent split sections (4) are connected through a connecting plate (5) arranged in the groove (21).

4. The wind generating set cabin rain fly device of claim 3, wherein: the outer side of the connecting plate (5) extends out of the groove (21) and is bent downwards.

5. The wind generating set cabin rain fly device of claim 3, wherein: a gap is reserved between the top surface of the connecting plate (5) and the upper side wall of the groove (21).

6. Wind turbine generator system nacelle canopy device according to any of the claims 2 to 5, wherein: the inclined plane parts (3) are provided with a plurality of connecting holes (31), and the adjacent two inclined plane parts (3) of the split parts (4) are connected through connecting pieces arranged in the connecting holes (31).

7. Wind turbine generator system nacelle canopy device according to any of the claims 1 to 5, wherein: the cover body is a glass fiber reinforced plastic cover body.