CN216913680U

CN216913680U - Fan cabin stator contactor and attached insurance dismounting device

Info

Publication number: CN216913680U
Application number: CN202123136919.8U
Authority: CN
Inventors: 刘国锋; 杨朕; 程施霖
Original assignee: Huaneng Fuxin Wind Power Generation Co Ltd
Current assignee: Huaneng Fuxin Wind Power Generation Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-07-08
Anticipated expiration: 2031-12-14

Abstract

The utility model provides a fan engine room stator contactor and an attached safety dismounting device, which comprises a base, an object stage and a clamping assembly, wherein a movable wheel is arranged at the lower side of the base; the base with be provided with the slide bar between the objective table, the slide bar lower extreme with the base is fixed mutually, and its upper end runs through the objective table, the centre gripping subassembly with the slide bar slides and links to each other for it can follow the slide bar reciprocates. The dismounting device is convenient for dismounting the stator contactor and the safety thereof in the control cabinet with narrow space, saves time and labor and improves working efficiency.

Description

Fan cabin stator contactor and attached insurance dismounting device

Technical Field

The utility model relates to the technical field of wind power generation auxiliary devices, in particular to a fan engine room stator contactor and an auxiliary safety dismounting device.

Background

In a wind generating set, most of the electric screen cabinets are stored in a fan cabin. And the stator contactor is designed to be arranged in the corresponding control cabinet, and needs to be fixed on a control cabinet back plate through screws, so that the number of components in the cabinet is relatively large, and the space is narrow. Consequently, in case the cabinet internal stator contactor damages, its bulky and quality is heavier, and the people hand stretches into inconvenience in the switch board, and the change process is comparatively troublesome, need consume operating personnel's a large amount of time, and its 350A insurance card is fixed in the copper bar of stator contactor downside, pulls out it also very hard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stator contactor of a fan engine room and an attached safety disassembling device so as to be convenient for disassembling the stator contactor and the safety in a control cabinet, and time and labor are saved.

The embodiment of the utility model is realized by the following technical scheme: a blower cabin stator contactor and an attached safety dismounting device comprise a base, an object stage and a clamping assembly, wherein a moving wheel is arranged on the lower side of the base, an electric lifting cylinder is fixed on the base, a supporting plate is hinged to the tail end of the object stage, a conveying wheel assembly in the same direction as the moving wheel is hinged to the other end of the supporting plate, and the telescopic end of the electric lifting cylinder props against the supporting plate to realize lifting; the base with be provided with the slide bar between the objective table, the slide bar lower extreme with the base is fixed mutually, and its upper end runs through the objective table, the centre gripping subassembly with the slide bar slides and links to each other for it can follow the slide bar reciprocates.

Furthermore, the clamping assembly comprises claw arms, a sleeve and a push-pull rod, one end of each claw arm is hinged to the front end of the sleeve, the claw arms are arranged around the sleeve at uniform intervals, the push-pull rod penetrates through the sleeve, the push-pull rod is provided with a pull plate and a push plate, one hinged end of each claw arm is located between the pull plate and the push plate, and the push-pull rod moves back and forth to control the opening and closing of the claw arms.

Furthermore, the pulling plate and the pushing plate are disc-shaped, the diameter of the pushing plate is smaller than that of the sleeve, and the distance between the pulling plate and the pushing plate is 8cm-13 cm.

Furthermore, a buffer rubber pad is arranged on the inner side of the claw arm.

Furthermore, the objective table is of a U-shaped inserting plate structure, limit baffles are arranged on two sides of the objective table, and the width of the objective table is 40cm-50 cm.

Furthermore, the electric lifting cylinder is provided with three triangular fixing parts fixed on the base.

The technical scheme of the embodiment of the utility model at least has the following advantages and beneficial effects: according to the utility model, the object stage extends into the lower end of the stator contactor through the device, and then the height of the object stage is adjusted through the electric lifting cylinder to be in contact with the stator contactor, so that the object stage can be supported after a screw is removed, and meanwhile, the object stage can be dragged after being buckled on the rear side of the 350A fuse by adopting the clamping assembly, so that the whole structure is small, the object stage can conveniently extend into the control cabinet, and the operation is more time-saving and labor-saving.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic side view of a stator contactor of a wind turbine nacelle and an attached safety dismounting device according to embodiment 1 of the present invention;

FIG. 2 is a top view of a wind turbine nacelle stator contactor and an attached safety disconnect of the present invention;

FIG. 3 is an elevation view of a wind turbine nacelle stator contactor and accompanying safety disconnect apparatus of the present invention;

FIG. 4 is a schematic structural view of a clamping assembly of the present invention;

fig. 5 is a schematic view of the internal structure of a control cabinet in a wind turbine nacelle according to the present invention.

Icon: 1-base, 2-objective table, 21-limit baffle, 3-clamping component, 31-claw arm, 32-sleeve, 321-strip-shaped notch, 33-push-pull rod, 331-push plate, 332-pull plate, 4-electric lifting cylinder, 5-slide rod, 6-support plate, 7-conveying wheel component, 8-moving wheel, 9-control cabinet, 10-stator contactor and 11-350A fuse.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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 invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Example 1

To further explain in combination with the specific embodiment, referring to fig. 1 to 5, embodiment 1 is a blower cabin stator contactor and attached safety dismounting device, which includes a base 1, an object stage 2 and a clamping assembly 3, wherein a moving wheel 8 is arranged at the lower side of the base 1, an electric lifting cylinder 4 is fixed on the base 1, a supporting plate 6 is hinged at the tail end of the object stage 2, a conveying wheel assembly 7 in the same direction as the moving wheel 8 is hinged at the other end of the supporting plate 6, and the telescopic end of the electric lifting cylinder 4 props against the supporting plate 6 to realize lifting; a sliding rod 5 is arranged between the base 1 and the object stage 2, the lower end of the sliding rod 5 is fixed with the base 1, the upper end of the sliding rod penetrates through the object stage 2, and the clamping component 3 is connected with the sliding rod 5 in a sliding mode, so that the clamping component can move up and down along the sliding rod 5. Specifically, when the dismounting device is used, the dismounting device is pushed into the control cabinet 9 through the moving wheel 8 and the conveying wheel assembly 7, the object stage 2 is pushed below the stator contactor 10, so that the plurality of electric lifting cylinders 4 are controlled to synchronously lift and jack up the object stage 2, the supporting plate 6 pulls the conveying wheel assembly 7 to correspondingly move forwards until the object stage 2 completely removes the bottom of the stator contactor 10 to support the stator contactor, an operator can unscrew the screw, and otherwise, when the stator contactor 10 is installed, the stator contactor 10 is pushed into a back plate which jacks the control cabinet 9 along the object stage 2 to be convenient for aligning the installation hole; the 350A insurance 11 that is located stator contactor 10 below has three and vertical parallel, moves adjustment position on along slide bar 5 through centre gripping subassembly 3 after, stretches into the card of 350A insurance 11 rear end one by one and will pull out after going into to avoided the staff to stretch into the operation, the operation is more labour saving and time saving, improves and tears open and trade work efficiency.

The clamping component 3 in this embodiment includes a claw arm 31, a sleeve 32 and a push-pull rod 33, one end of the claw arm 31 is hinged to the front end of the sleeve 32, and a plurality of claw arms 31 are uniformly spaced around the sleeve 32, the push-pull rod 33 penetrates through the sleeve 32, the push-pull rod 33 is provided with a pull plate 332 and a push plate 331, one hinged end of the claw arm 31 is located between the pull plate 332 and the push plate 331, and the push-pull rod 33 moves back and forth to control the opening and closing of the claw arm 31, specifically, in use, one end of the push-pull rod 33 is provided with a handle, the handle is pulled by a human hand, so that the pull plate 332 supports against one end of the claw arm 31 to rotate around a hinge point, so that the claw arm 31 can be folded to clamp at the rear end of the 350A safety arm 11, further force can drive the clamping component 3 to move back to detach it from the copper bar, otherwise, the push-pull rod 33 moves forward relative to the sleeve 32, the push plate 331 can support against one end of the claw arm 31, so that the claw arm 31 is opened to release the clamping state, it should be noted that a bar-shaped notch 321 is provided beside the sleeve 32, so that the slide rod 5 is in the bar-shaped notch 321, and the whole clamping assembly 3 can move back and forth along the bar-shaped notch 321.

In this embodiment, the pull plate 332 and the push plate 331 are disc-shaped, the diameter of the push plate 331 is smaller than that of the sleeve 32, the distance between the pull plate 332 and the push plate 331 is 8cm-13cm, specifically, the push plate 331 is pushed out from the inside of the sleeve 32 to open the claw arm 31, and the distance between the pull plate 332 and the push plate 331 ensures that the push-pull rod 33 can effectively complete the opening, closing and grabbing actions of the claw arm 31 along the sleeve 32 by a short distance back and forth.

The inside of the claw arm 31 in this embodiment is provided with a cushion rubber pad, specifically, the friction force for grabbing the claw arm 31 is improved, and the surface of the fuse 11 of 350A is prevented from being lost.

The objective table 2 in this embodiment is a U-shaped insertion plate structure, and the two sides of the objective table 2 are provided with the limit baffle 21, the width of the objective table 2 is 40cm-50cm, specifically, the size is reduced due to the narrow space in the control cabinet 9, so that the stator contactor 10 is supported by the two ends of the U-shaped insertion plate, and meanwhile, the stator contactor 10 is clamped between the limit baffle 21, and the limit baffle 21 has certain guiding and anti-falling functions.

Electric lift jar 4 in this embodiment is equipped with three and is triangle-shaped and is fixed in base 1, and is concrete, and this dismounting device drives three electric lift jar 4 synchronous lifting through setting up the battery to realize the lift to objective table 2, and electric lift jar 4 adopts the less model of volume, and whole dismounting device structure is retrencied.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a fan cabin stator contactor and attached insurance dismounting device which characterized in that: the lifting device comprises a base, an object stage and a clamping assembly, wherein a movable wheel is arranged on the lower side of the base, an electric lifting cylinder is fixed on the base, a supporting plate is hinged to the tail end of the object stage, a conveying wheel assembly in the same direction as the movable wheel is hinged to the other end of the supporting plate, and the telescopic end of the electric lifting cylinder props against the supporting plate to realize lifting;

the base with be provided with the slide bar between the objective table, the slide bar lower extreme with the base is fixed mutually, and its upper end runs through the objective table, the centre gripping subassembly with the slide bar slides and links to each other for it can follow the slide bar reciprocates.

2. The blower nacelle stator contactor and attached safety disconnect device of claim 1, wherein: the clamping assembly comprises claw arms, a sleeve and a push-pull rod, one end of each claw arm is hinged to the front end of the sleeve, the claw arms are arranged around the sleeve at even intervals, the push-pull rod penetrates through the sleeve, the push-pull rod is provided with a pull plate and a push plate, one hinged end of each claw arm is located between the pull plate and the push plate, and the push-pull rod moves back and forth to control the opening and closing of the claw arms.

3. The blower nacelle stator contactor and attached safety disconnect device of claim 2, wherein: the pulling plate and the pushing plate are disc-shaped, and the diameter of the pushing plate is smaller than that of the sleeve.

4. The blower nacelle stator contactor and attached safety disconnect device of claim 3, wherein: the distance between the pulling plate and the pushing plate is 8cm-13 cm.

5. The blower nacelle stator contactor and attached safety disconnect device of claim 2, wherein: and a buffer rubber pad is arranged on the inner side of the claw arm.

6. The blower nacelle stator contactor and attached safety disconnect device of claim 1, wherein: the objective table is U-shaped picture peg structure, just the objective table both sides are equipped with limit baffle.

7. The blower nacelle stator contactor and attached safety disconnect device of claim 6, wherein: the width of the object stage is 40cm-50 cm.

8. The blower nacelle stator contactor and attached safety disconnect device of claim 1, wherein: the electric lifting cylinder is provided with three triangular fixed bases.