CN218613958U

CN218613958U - Device for disassembling variable-pitch motor of wind driven generator

Info

Publication number: CN218613958U
Application number: CN202222066836.4U
Authority: CN
Inventors: 姜敏敏; 王葭淳; 顾臻凯
Original assignee: Huaneng New Energy Shanghai Power Generation Co ltd
Current assignee: Huaneng New Energy Shanghai Power Generation Co ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-03-14
Anticipated expiration: 2032-08-08

Abstract

The utility model provides a device that is used for aerogenerator to become oar motor dismantlement, include: the lifting device comprises a base, a lifting component, a fixed rod and a screw rod; the fixed rod is vertically connected to the base, the screw is vertically installed on the base, the screw is connected with the lifting component in a driving mode, and the fixed rod is connected with the lifting component in a guiding mode; the lifting component is provided with a clamping part matched with a variable pitch motor to be disassembled; the fixed rod is connected with a clamping piece assembled with a variable pitch motor to be disassembled. The utility model discloses when using, the clamping piece cliies becomes oar motor upper portion, and the clamping part of lifting part cliies becomes oar motor lower part, makes the upwards lifting of lifting part through rotating the screw rod, and then drives and become the promotion of oar motor to reach the purpose of conveniently dismantling the oar motor. Furthermore, the utility model discloses convenient operation, the movement track is accurate, can reduce and use the manpower, and furthest eliminates the potential safety hazard, avoids causing the damage to equipment.

Description

Device for disassembling pitch-controlled motor of wind driven generator

Technical Field

The utility model belongs to the technical field of wind power generation technique and specifically relates to a device that is used for aerogenerator to become oar motor dismantlement.

Background

At present, when heavy objects such as a variable pitch motor in a hub of a wind driven generator are maintained, the heavy objects are mainly replaced by manpower. The simple replacement by manpower not only constitutes a hidden danger to the safety of constructors, but also easily causes damage to equipment.

Therefore, there is an urgent need for a device that reduces the manual involvement in disassembling the pitch motor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a device convenient to aerogenerator becomes oar motor and dismantles.

The utility model provides a device that is used for aerogenerator to become oar motor and dismantles, include: the lifting device comprises a base, a lifting component, a fixed rod and a screw rod; the fixed rod is vertically connected to the base, the screw is vertically installed on the base, the screw is in driving connection with the lifting component, and the fixed rod is in guiding connection with the lifting component; the lifting component is provided with a clamping part matched with a variable pitch motor to be disassembled; the fixed rod is connected with a clamping piece assembled with a variable pitch motor to be disassembled.

Furthermore, the lifting component is of a U-shaped structure, and the lifting component is provided with a sliding connecting hole matched with the fixing rod and a threaded hole matched with the screw rod.

Further, the fixing bars have three or more.

Further, the fixing bars are uniformly distributed in the extending direction of the lifting member.

Further, the screw has two or more.

Further, the screws are evenly distributed in the extending direction of the lifting element.

Further, the length of the fixing rod is greater than that of the screw rod.

Further, the base is of a U-shaped structure, and the base is provided with a fixing connecting hole for fixedly mounting the fixing rod.

Furthermore, a driving motor is installed at the position where the lower end of the screw rod is connected with the base, and the driving motor is in driving connection with the screw rod.

Furthermore, the top end of the screw rod is connected with a limiting piece, and the maximum size of the limiting piece is larger than the aperture of the threaded hole.

The utility model discloses following beneficial effect has: when the lifting device is used, the clamping piece clamps the upper part of the variable pitch motor, the clamping part of the lifting component clamps the lower part of the variable pitch motor, the lifting component is lifted upwards by rotating the screw rod, and the variable pitch motor is driven to be lifted, so that the aim of conveniently disassembling the variable pitch motor is fulfilled; the operation is convenient, the motion trail is accurate, the use manpower can be reduced, the potential safety hazard is eliminated to the maximum extent, and the damage to the equipment is avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a device for disassembling a pitch motor of a wind driven generator according to the present invention;

FIG. 2 is a structural diagram of a base of a device for detaching a pitch motor of a wind driven generator according to the present invention;

fig. 3 is a structural diagram of a lifting component of a device for detaching a pitch motor of a wind turbine.

Description of the reference numerals:

1: a base; 11: fixing the connecting hole; 2: a lifting member; 21: a sliding connection hole; 22: a threaded hole; 3: a fixing rod; 4: a screw; 5: a clamping member; 6: a pitch motor.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the utility model provides a device for aerogenerator becomes oar motor and dismantles, as shown in FIG. 1, include: the lifting device comprises a base 1, a lifting component 2, a fixing rod 3 and a screw rod 4; the fixed rod 3 is vertically connected to the base 1, the screw rod 4 is vertically installed on the base 1, the screw rod 4 is in driving connection with the lifting component 2, and the fixed rod 3 is in guiding connection with the lifting component 2, so that the lifting component 2 can reciprocate along the direction of the fixed rod 3 under the driving of the screw rod 4; meanwhile, the lifting component 2 is provided with a clamping part matched with a variable pitch motor 6 to be disassembled; the fixing rod 3 is connected with a clamping piece 5 assembled with a variable-pitch motor 6 to be disassembled, the clamping part and the clamping piece 5 both play a role in fixedly connecting the variable-pitch motor 6 to be disassembled, so that the variable-pitch motor 6 is driven to be upwards lifted when the lifting component 2 moves upwards, and the clamping piece 5 can also be connected to the fixing rod 3 in a sliding mode. Meanwhile, in order to enhance the reliability of the connection between the clamping part of the lifting component 2 and the clamping part 5 and the variable pitch motor 6, more reliable mechanical connection modes such as a buckle and a screw can be adopted.

The utility model discloses when using, clamping piece 5 cliies becomes oar motor 6 upper portion, and the clamping part of lifting part 2 cliies becomes oar motor 6 lower part, makes the lifting part 2 upwards lifting through rotating screw rod 4, and then drives and become oar motor 6 and promote to reach the convenient purpose of dismantling oar motor 6. The operation is convenient, the motion trail is accurate, the use manpower can be reduced, the potential safety hazard is eliminated to the maximum extent, and the damage to equipment is avoided.

In one aspect of the embodiment of the present invention, as shown in fig. 3, the lifting member 2 is a U-shaped structure, and the lifting member 2 is provided with a sliding connection hole 21 matched with the fixing rod 3, and a threaded hole 22 matched with the screw rod 4. The design aspect of U type structure will become oar motor 6 and embrace wherein, is convenient for carry out the clamping through clamping part, and the clamping is more firm. The sliding connection hole 21 is slidably connected with the fixing rod 3, so that the lifting component 2 is always along the direction of the fixing rod 3 when moving up and down. The threaded hole 22 is matched with the screw rod 4, and the lifting part 2 is powered to move up and down through the screw rod 4. Preferably, the fixing bars 3 have three or more. Further preferably, the fixing bars 3 are evenly distributed in the extension direction of the lifting element 2. Preferably, the screw 4 has two or more. Further preferably, the screws 4 are evenly distributed in the extension direction of the lifting element 2. The provision of a plurality of fixing bars 3 and screws 4, and the uniform distribution thereof, all contribute to improving the stability of the up-and-down movement of the lifting member 2.

In one aspect of the embodiment of the present invention, the length of the fixing rod 3 is greater than the length of the screw rod 4. Specifically, in order to ensure that the pitch motor 6 does not slip off from the upper side of the fixing rod 3, the fixing rod 3 is at least one pitch motor 6 longer than the screw rod 4.

In one aspect of the embodiment of the present invention, as shown in fig. 2, the base 1 is a U-shaped structure, and the base 1 is provided with a fixing connection hole 11 for fixing the fixing rod 3. The U-shaped structure can be matched with the U-shaped structure of the lifting component 2, so that the manufacturing and the processing are convenient and unified, and the material and the cost are saved. The fixing connection holes 11 can be used for fixing the fixing rod 3.

The embodiment of the utility model provides an aspect, the lower extreme of screw rod 4 with the position department that base 1 connects installs driving motor, the driving motor drive is connected screw rod 4. The screw 4 is driven by a driving motor, which is beneficial to further releasing manpower. Preferably, the top end of the screw rod 4 is connected with a limiting member, and the maximum size of the limiting member is larger than the aperture of the threaded hole 22, so as to prevent the lifting member 2 from slipping off the screw rod 4.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications or substitutions do not depart from the scope of the invention in its corresponding aspects.

Claims

1. A device for dismounting a pitch motor of a wind driven generator is characterized by comprising: the lifting device comprises a base (1), a lifting component (2), a fixed rod (3) and a screw (4);

the fixed rod (3) is vertically connected to the base (1), the screw (4) is vertically installed on the base (1), the screw (4) is in driving connection with the lifting component (2), and the fixed rod (3) is in guiding connection with the lifting component (2);

the lifting component (2) is provided with a clamping part matched with a variable pitch motor (6) to be disassembled; the fixed rod (3) is connected with a clamping piece (5) assembled with a variable pitch motor (6) to be disassembled.

2. The device for dismounting the pitch motor of the wind driven generator according to claim 1, characterized in that the lifting member (2) is of a U-shaped structure, and the lifting member (2) is provided with a sliding connection hole (21) matched with the fixing rod (3) and a threaded hole (22) matched with the screw rod (4).

3. Device for wind turbine pitch motor disassembly according to claim 2, wherein the fixing bars (3) have three or more.

4. Device for wind turbine pitch motor disassembly according to claim 3, wherein the fixing bars (3) are evenly distributed in the extension direction of the lifting member (2).

5. Device for wind turbine pitch motor disassembly according to claim 2, wherein the screw (4) has two or more.

6. Device for wind turbine pitch motor disassembly according to claim 5, wherein the threaded rods (4) are evenly distributed in the extension direction of the lifting member (2).

7. Device for wind turbine pitch motor disassembly according to claim 1, wherein the length of the fixing rod (3) is greater than the length of the screw (4).

8. The device for dismounting the pitch motor of the wind driven generator according to claim 1, characterized in that the base (1) is of a U-shaped structure, and the base (1) is provided with a fixing connection hole (11) for fixedly installing the fixing rod (3).

9. The device for dismounting a pitch motor of a wind driven generator according to claim 1, wherein a driving motor is installed at the position where the lower end of the screw rod (4) is connected with the base (1), and the driving motor is in driving connection with the screw rod (4).

10. Device for dismounting a pitch motor of a wind turbine according to any of claims 2-6, characterized in that a stop member is connected to the top end of the screw (4), and the maximum dimension of the stop member is larger than the bore diameter of the threaded hole (22).