CN213627338U

CN213627338U - Novel integrated hydraulic driving shutter device of wind generating set

Info

Publication number: CN213627338U
Application number: CN202021453482.3U
Authority: CN
Inventors: 陈朝俊; 刘卫; 白斌; 尉贺蕾; 王可; 王磊
Original assignee: MingYang Smart Energy Group Co Ltd
Current assignee: MingYang Smart Energy Group Co Ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-07-06
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a novel integration hydraulic drive shutter device of wind generating set, including the shutter, the pneumatic cylinder, the connecting rod, the apparatus further comprises a rotating shaft, linkage pull rod and hinge rocking arm, the bottom at the shutter is traversed in the pivot, the pneumatic cylinder is installed in one side of shutter, its piston rod is vertical downwards and be connected with pivot one end through the connecting rod, the shutter plate of shutter establishes ties together through the linkage pull rod of vertical installation, constitute a linkage body, and every shutter plate passes through coupling assembling and links the pull rod articulated mutually, the one end assembly of hinge rocking arm is in the pivot, its other end is articulated mutually with the lower extreme of linkage pull rod, make this linkage pull rod can be up-and-down motion along with the swing of hinge rocking arm, and then drive the shutter plate and open or close. The utility model discloses a customization design has advantages such as superior performance, economic and reliable, easy operation, maintenance convenience.

Description

Novel integrated hydraulic driving shutter device of wind generating set

Technical Field

The utility model belongs to the technical field of wind generating set's technique and specifically relates to indicate a novel integrated hydraulic drive shutter device of wind generating set.

Background

The main shutter opening and closing technology in the existing industry is as follows:

type (B)	Principle of	Characteristics of
			Fixed shutter	Hand operated	Be suitable for light shutter
Electric shutter	Electric motor drive	Is suitable for precise use environment
			Pneumatic shutter	Pneumatic cylinder drive	Suitable for environments with explosion-proof requirements
Hydraulic louver window	Hydraulic cylinder drive	Wide application range and high cost of hydraulic device

Automatic blinds are used in many industrial settings. From the above analysis, the current automatic shutter mode is various, and the performance is various. And the closing capability of the general shutter only achieves weather tightness but not air tightness.

It is known in the art that the existing shutters on wind turbine generators are not self-closing, and have two problems: firstly, when the wind and rain are heavy, rainwater can leak into the engine room; secondly, when the fire occurs in the cabin, the shutter needs to be closed to work in cooperation with the fire-fighting system. In recent years, the wind generating set has the serious accidents that the louver ventilation opening leaks water to cause short circuit of electric appliances and the head of the wind generating set is burnt in the industry, so that the optimal design of the ventilation opening of the wind generating set is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome prior art's shortcoming and not enough, provide a customization design, superior performance, economic reliable, easy operation, maintain convenient novel integrated hydraulic drive shutter device of wind generating set.

In order to achieve the above object, the present invention provides a technical solution: a novel integrated hydraulic drive shutter device of a wind generating set comprises a shutter, a hydraulic cylinder, a connecting rod, a rotating shaft, a linkage pull rod and a hinge rocker arm, wherein the rotating shaft crosses the bottom of the shutter and is installed on the shutter through a bearing seat, the hydraulic cylinder is installed on one side of the shutter, a piston rod of the hydraulic cylinder is vertically downward and is connected with one end of the rotating shaft through the connecting rod, so that the rotating shaft can rotate under the drive of the hydraulic cylinder, shutter blades of the shutter are connected in series through the linkage pull rod which is vertically installed to form a linkage body, each shutter blade is hinged with the linkage pull rod through a connecting assembly, so that the linkage pull rod can drive the shutter blades to be opened or closed, one end of the hinge rocker arm is assembled on the rotating shaft and can swing up and down along with the rotation of the rotating shaft, the other end of the hinge rocker arm is hinged with the lower end of the linkage, thereby driving the louver blades to open or close.

Furthermore, sealing strips are designed on two sides of each louver blade to ensure the air tightness.

Furthermore, the hydraulic cylinder is driven by a hydraulic system of the wind generating set, is connected with the hydraulic system of the wind generating set through an additional hydraulic pipeline, and is provided with a pressure reducing valve and an electromagnetic valve.

Further, coupling assembling comprises hinged support and connecting rod, hinged support fixes on the tripe piece, the one end of connecting rod articulates on hinged support, and its other end is articulated mutually with the linkage pull rod.

Further, the hinged support is fixed on the lower half part of the louver blade.

Furthermore, the hinge rocker arm is formed by hinging two connecting rods.

Further, an emergency handle is assembled on the rotating shaft, and the shutter can be manually opened or closed through the emergency handle.

Compared with the prior art, the utility model, have following advantage and beneficial effect:

1. considering that a hydraulic system exists in a wind generating set originally, the louver device is designed in a customized mode by combining the hydraulic system, the design is upgraded on a hydraulic station of the wind generating set, and one path of hydraulic pipeline including a pressure reducing valve, an electromagnetic valve and the like is added, so that hydraulic driving of the louver is economically realized, the louver device is convenient to monitor and operate with the hydraulic system of the wind generating set, the operation is flexible, the maintenance is convenient, the whole structure is attractive and reliable, and the performance is excellent.

2. Considering that fire control is airtight required, this shutter device has all designed the sealing strip in every shutter plate both sides specially for guaranteeing the gas tightness, realizes gas tightness optimal design.

3. This shutter device can dispose emergent handle in the pivot, can realize manually opening or close the shutter through emergent handle for the device collects manual and automatic dual mode, increases reliability and guarantee.

In a word, the shutter device of this patent innovative design had both satisfied the weather tight requirement, had also satisfied the airtight requirement under the fire control condition, all had better advantage on economic nature and performance, had increased one safety guarantee again for wind generating set's safe operation. The shutter device can be widely applied to wind generating sets and similar current collecting equipment, and the size and the hydraulic pressure requirements of the shutter can be customized according to specific machine types.

Drawings

Fig. 1 is a schematic structural view of a novel integrated hydraulic drive louver device of a wind generating set in embodiment 1.

Fig. 2 is one of the cross-sectional views (the blind is opened) of the novel integrated hydraulically driven blind device of the wind generating set in embodiment 1.

Fig. 3 is a second cross-sectional view (blind closed) of the novel integrated hydraulically actuated blind apparatus of the wind turbine generator set of example 1.

Fig. 4 is a schematic structural view of the novel integrated hydraulic drive blind device of the wind generating set in embodiment 2.

Detailed Description

The present invention will be further described with reference to the following specific embodiments.

Example 1

As shown in fig. 1 to 3, the novel integrated hydraulic drive blind device of a wind generating set provided by this embodiment includes a blind 1, a hydraulic cylinder 2, a connecting rod 3, a rotating shaft 4, a linkage pull rod 5 and a hinge rocker arm 6 (formed by two connecting

rods

601, 602 by hinging, the rotating shaft 4 crosses the bottom of the blind 1 and is mounted on the blind 1 through a bearing seat 7, the hydraulic cylinder 2 is mounted on one side of the blind 1, a piston rod thereof is vertically downward and is connected with one end of the rotating shaft 4 through the connecting rod 3, so that the rotating shaft 4 can rotate under the drive of the hydraulic cylinder 2, the louvers 101 of the blind 1 are connected in series through the linkage pull rod 5 mounted vertically to form a linkage body, and each louver 101 is hinged with the linkage pull rod 5 through a connecting assembly 9, the connecting assembly is composed of a hinge support 901 and a connecting rod 902, the hinge support 901 is fixed on the lower half of the louver, one end of the connecting rod 902 is hinged to the hinged support 901, and the other end of the connecting rod is hinged to the linkage pull rod 5, so that the linkage pull rod 5 can drive the louver blades 101 to be opened or closed, and sealing strips 8 are designed on two sides of each louver blade 101 to ensure air tightness, one end of the hinge rocker arm 6 is assembled on the rotating shaft 4 and can swing up and down along with the rotation of the rotating shaft 4, and the other end of the hinge rocker arm is hinged to the lower end of the linkage pull rod 5, so that the linkage pull rod 5 can move up and down along with the swing of the hinge rocker arm 6 to drive the louver blades 101 to be opened or closed, namely, the louver 1 is pushed to be opened when the hydraulic cylinder 2 extends out, and the louver 1 is pulled to be closed when.

The hydraulic cylinder 2 is driven by a hydraulic system of the wind generating set, and particularly, a hydraulic pipeline for controlling the opening and closing of the shutter is additionally designed in the original hydraulic system of the wind generating set. Through the original hydraulic pump, linkage control can be realized only by adding a pressure reducing valve and an electromagnetic valve and adjusting a corresponding hydraulic station control program. On one hand, when the wind and rain are heavy, the blind window 1 can be closed remotely through a centralized control center of the wind generating set (and whether the blind window 1 is opened or not is subjected to program self-checking when the set is started); on the other hand, when fire fighting action occurs, the blind 1 can be automatically closed.

Example 2

As shown in fig. 4, unlike embodiment 1, the present embodiment is provided with an emergency handle 10 at one end of the rotating shaft 4, and the emergency handle 10 can be used to manually open or close the blind 1, so that the blind device has two control modes, i.e., manual and automatic, to increase reliability and guarantee.

The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all the changes made according to the shape and principle of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a novel integration hydraulic drive shutter device of wind generating set, includes the shutter, its characterized in that: the device also comprises a hydraulic cylinder, a connecting rod, a rotating shaft, a linkage pull rod and a hinge rocker arm, wherein the rotating shaft traverses the bottom of the shutter and is arranged on the shutter through a bearing seat, the hydraulic cylinder is arranged on one side of the shutter, the piston rod of the hydraulic cylinder is vertically downward and is connected with one end of a rotating shaft through a connecting rod, so that the rotating shaft can rotate under the driving of the hydraulic cylinder, the louver blades of the louver are connected in series through the vertically installed linkage pull rod to form a linkage body, and each louver blade is hinged with the linkage pull rod through the connecting component, so that the linkage pull rod can drive the louver blades to open or close, one end of the hinge rocker arm is assembled on the rotating shaft and can swing up and down along with the rotation of the rotating shaft, the other end of the linkage pull rod is hinged with the lower end of the linkage pull rod, so that the linkage pull rod can move up and down along with the swinging of the hinge rocker arm, and the louver blades are driven to open or close.

2. The novel integrated hydraulic drive shutter device of the wind generating set according to claim 1, characterized in that: sealing strips are designed on two sides of each louver blade to ensure the air tightness.

3. The novel integrated hydraulic drive shutter device of the wind generating set according to claim 1, characterized in that: the hydraulic cylinder is driven by a hydraulic system of the wind generating set, is connected with the hydraulic system of the wind generating set through an additional hydraulic pipeline, and is provided with a pressure reducing valve and an electromagnetic valve.

4. The novel integrated hydraulic drive shutter device of the wind generating set according to claim 1, characterized in that: the connecting assembly is composed of a hinged support and a connecting rod, the hinged support is fixed on the louver, one end of the connecting rod is hinged on the hinged support, and the other end of the connecting rod is hinged with the linkage pull rod.

5. The novel integrated hydraulic drive shutter device of the wind generating set according to claim 4, characterized in that: the hinged support is fixed on the lower half part of the louver blade.

6. The novel integrated hydraulic drive shutter device of the wind generating set according to claim 1, characterized in that: the hinge rocker arm is formed by hinging two connecting rods.

7. The novel integrated hydraulic drive shutter device of the wind generating set according to claim 1, characterized in that: an emergency handle is assembled on the rotating shaft, and the shutter can be manually opened or closed through the emergency handle.