CN219220278U

CN219220278U - Telescopic bench for maintaining offshore wind turbine generator system

Info

Publication number: CN219220278U
Application number: CN202320283544.8U
Authority: CN
Inventors: 房晓光
Original assignee: Nantong Chiding Marine Technology Co ltd
Current assignee: Nantong Chiding Marine Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-06-20
Anticipated expiration: 2033-02-22

Abstract

The utility model discloses a telescopic bench for maintaining an offshore wind turbine generator system, which comprises a plurality of bench plates, wherein telescopic mechanisms are arranged on two sides of each bench plate, a pull rope mechanism is arranged on the inner side of each telescopic mechanism, and each telescopic mechanism comprises a first sleeve plate, a second sleeve plate, a third sleeve plate, a limiting hole, an inner hollow plate, a supporting plate, a limiting plate, barbs and torsion springs; the telescopic ladder is simple in structure and reasonable in design, the limiting holes are formed in the second sleeve plate and the third sleeve plate, the fixing effect between the sleeve plates after extension can be achieved through matching with barbs on the limiting plates, occupied area can be effectively reduced when the telescopic ladder is contracted, the passing influence inside a unit is reduced, on the other hand, the pull rope is fixedly connected below the barbs, and the pull rope is guided by matching with the rollers, so that the effect of unhooking the barbs and the limiting holes is achieved through pulling the handles directly, the telescopic ladder is simplified, and maintenance staff can operate conveniently.

Description

Telescopic bench for maintaining offshore wind turbine generator system

Technical Field

The utility model relates to the technical field of maintenance equipment of offshore wind generating sets, in particular to a telescopic ladder stand for maintaining an offshore wind generating set.

Background

With the development of society, energy problems have become hot spots and core problems all over the world, from the beginning of energy systems mainly comprising coal, petroleum and natural gas, the energy systems are converted into sustainable development energy systems based on renewable energy, wind energy is taken as a clean and renewable new energy source, and the world has been widely focused on, and the total amount of developable wind resources in China is up to 10 hundred million KW according to statistics, wherein the total amount of developable wind resources in land is approximately 3 hundred million KW, and the total amount of developable wind resources in sea is 7 hundred million KW, so that the offshore wind power industry resources in China have great potential.

The prior art has the following defects:

at present, with the construction of various large wind farms in China, the maintenance problem of a unit becomes increasingly prominent, when components such as a gear box, a generator and the like are maintained, climbing and stepping operations are needed, so that climbing terraces are needed to be erected, the common climbing terraces are in the form of straight ladders, but due to the influence of the internal size of a cabin and the sizes of various large components, the situation that the maintenance space is narrow generally occurs, so that the common ladder cannot be increased or the situation that the passing is seriously influenced after the common ladder is increased is caused, inconvenience is brought to the maintenance of the components in the cabin, the passing of maintenance personnel is hindered even when serious conditions such as fire and earthquake occur, and the life safety of personnel is threatened.

Disclosure of Invention

The utility model aims to provide a telescopic bench for maintaining an offshore wind turbine generator system, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the telescopic ladder stand comprises a plurality of ladder stand plates, wherein telescopic mechanisms are arranged on two sides of each ladder stand plate, and pull rope mechanisms are arranged on the inner sides of the telescopic mechanisms;

the telescopic mechanism comprises:

the first sleeve plate is fixedly connected to two sides of the stair platform plate, the inner side of the first sleeve plate is slidably connected with the second sleeve plate through a sliding groove, the inner side of the second sleeve plate is slidably connected with the third sleeve plate through a sliding groove, the second sleeve plate and the third sleeve plate are fixedly connected with the stair platform plate, limit holes are formed in the side surfaces of the second sleeve plate and the third sleeve plate, and an inner hollow plate is arranged between the third sleeve plates;

the support plate, the backup pad is fixed connection respectively on the internal surface of first cover board and second cover board, the other end of backup pad has the limiting plate through round pin axle swing joint, the limiting plate is provided with the torsional spring with the link of backup pad, the other end of limiting plate is provided with the barb.

Preferably, the pull rope mechanism comprises:

the pull rope is fixedly connected to the lower end of the barb, the other end of the pull rope is fixedly connected with a handle, and the handle is arranged at the lower end of the hollow plate;

the roller is respectively fixed on the inner sides of the third sleeve plate and the inner hollow plate through the fixing rods and is in sliding connection with the pull rope.

Preferably, the side of the first set of plates is provided with tool grooves.

Preferably, the lower end of the third sleeve plate is provided with universal feet.

Preferably, the side of the roller is provided with dislocation plates for preventing dislocation of the pull ropes.

Preferably, force-borrowing blocks are arranged on two sides of the handle, and the force-borrowing blocks are fixedly connected to the lower end face of the hollow plate.

Preferably, an anti-slip groove for preventing slipping is formed in the upper end face of the ladder platen.

Compared with the prior art, the utility model has the beneficial effects that:

1. the telescopic ladder stand for maintaining the offshore wind turbine generator system comprises a telescopic mechanism, wherein the telescopic mechanism comprises a first sleeve plate, a second sleeve plate, a third sleeve plate, a limiting hole, an inner hollow plate, a supporting plate, a limiting plate, barbs and torsion springs, the sliding telescopic function between the three sleeve plates is realized by arranging sliding grooves in the first sleeve plate and the second sleeve plate, the fixing effect between each sleeve plate after extension can be realized by arranging the limiting hole on the second sleeve plate and the third sleeve plate to be matched with barbs on the limiting plate, the occupied area can be effectively reduced when the telescopic ladder stand is contracted, and the internal passing influence of the offshore wind turbine generator system is reduced;

2. this telescopic bench is used in maintenance of marine wind generating set through being provided with stay cord mechanism, and stay cord mechanism is including stay cord, handle, gyro wheel, through the below fixed connection stay cord at the barb to the cooperation gyro wheel is led the stay cord and is realized directly making barb, spacing hole unhook's effect through pulling the handle, makes shrink bench simplistic, the maintenance personal operation of being convenient for.

Drawings

FIG. 1 is a schematic view of the structure of the present utility model in a contracted state;

FIG. 2 is a schematic drawing of the structure of the utility model after stretching and fixing;

FIG. 3 is a schematic view of the front internal structure of the present utility model;

FIG. 4 is a schematic side view of the internal structure of the present utility model;

FIG. 5 is a schematic diagram of a pull cord according to the present utility model;

FIG. 6 is a top view of the landing plate of the present utility model

FIG. 7 is an enlarged view of the utility model at A;

fig. 8 is an enlarged view of the utility model at B.

In the figure: 1. a step plate; 2. a telescoping mechanism; 201. a first sleeve plate; 202. a second set of plates; 203. a third set of plates; 204. a limiting hole; 205. an inner hollow plate; 206. a support plate; 207. a limiting plate; 2071. a barb; 208. a torsion spring; 3. a pull rope mechanism; 301. a pull rope; 302. a handle; 303. a roller; 4. a tool slot; 5. universal foot margin; 6. a dislocation plate; 7. a force borrowing block; 8. an anti-skid slot.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, or detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-8, the utility model provides a telescopic ladder stand for maintaining an offshore wind turbine generator system, which comprises the following steps: the telescopic ladder stand for maintaining the offshore wind turbine generator system comprises a plurality of ladder stand plates 1, wherein telescopic mechanisms 2 are arranged on two sides of each ladder stand plate 1, and the inner sides of the telescopic mechanisms 2 are connected with pull rope mechanisms 3;

the telescopic mechanism 2 comprises a first sleeve plate 201 and a supporting plate 206, wherein the first sleeve plate 201 is fixedly connected to two sides of the landing plate 1, the inner side of the first sleeve plate 201 is provided with a second sleeve plate 202 through a sliding groove, the inner side of the second sleeve plate 202 is provided with a third sleeve plate 203 through a sliding groove, the second sleeve plates 202 and the third sleeve plate 203 are fixedly connected with the landing plate 1, limiting holes 204 are formed in the side surfaces of the second sleeve plate 202 and the third sleeve plate 203, an inner hollow plate 205 is arranged between the third sleeve plates 203, the supporting plate 206 is fixedly connected to the inner surfaces of the first sleeve plate 201 and the second sleeve plate 202, the other end of the supporting plate 206 is movably connected with a limiting plate 207 through a pin shaft, the connecting end of the limiting plate 207 and the supporting plate 206 is provided with a torsion spring 208, the other end of the limiting plate 207 is provided with a 2071, when a unit needs to be maintained, a maintainer needs to unwind the side of the landing plate 1, then pull down the third sleeve plate 203 until the foot margin contacts the ground, then the stability is adjusted, and when the pull down is performed, the inner side of the first sleeve plate 201 and the second sleeve plate 202 and the second sleeve plate 207 are fixedly connected to the barb of the second sleeve plate 202 through the torsion spring 208, and the barb of the third sleeve plate 202 can be fixedly arranged in the second sleeve plate 202, and the limiting plate 201 can occupy the area of the second sleeve plate, and the supporting plate 201.

The stay cord mechanism 3 includes stay cord 301, gyro wheel 303, stay cord 301 fixed connection is in barb 2071's lower extreme, stay cord 301's the other end fixedly connected with handle 302, and handle 302 installs the lower extreme in interior blank 205, gyro wheel 303 passes through the dead lever to be fixed respectively in the inboard of third sleeve board 203 and interior blank 205, gyro wheel 303 and stay cord 301 all sliding connection, when the landing contracts, maintenance personal need carry out the pulling to handle 302, after the pulling, the stay cord 301 can give barb 2071 longitudinal direction's power for barb 2071 breaks away from spacing hole 204, promote upwards after the unhooking and make three landing boards 1 lean on together, finally through the side bandage fixation of top landing board 1 can, through set up stay cord 301 in telescopic machanism 2's inside, and make maintenance personal accomplish the shrink of landing through simple push-pull action after accomplishing through gyro wheel 303 direction, easy operation, convenient use.

The side of the first set of plates 201 is provided with tool slots 4, and by providing the tool slots 4 on the side of the first set of plates 201, it is possible to place a carried maintenance tool when a maintenance person performs a maintenance work.

The lower extreme of third nest plate 203 is provided with universal lower margin 5, through setting up the lower extreme at third nest plate 203 and universal lower margin 5 can increase the lower margin steering angle of bench, increases the suitability of bench.

The dislocation plates 6 for preventing dislocation of the pull ropes 301 are arranged on the side faces of the rollers 303, dislocation of the pull ropes 301 can be prevented by arranging the dislocation plates 6 on the side faces of the rollers 303, and the situation that the pull ropes 301 fall off and cannot be recovered is avoided.

The two sides of the handle 302 are provided with the force borrowing blocks 7, the force borrowing blocks 7 are fixedly connected to the lower end face of the hollow plate 205, in practical use, a maintainer can prop the thumb and the little finger against the force borrowing blocks 7 on the two sides, and the other three fingers hold the handle 302 and then carry out lifting and pulling operations to complete the recovery of the stair platform, so that the stair bench is simple and convenient.

The anti-slip groove 8 for anti-slip is formed in the upper end face of the ladder platen 1, and the anti-slip groove 8 is formed in the upper end face of the ladder platen 1, so that friction force between a sole and the surface of the platen when a maintainer climbs the ladder platen 1 can be increased, slipping is prevented, and the possibility of danger is reduced.

The working principle of the utility model is as follows:

when the telescopic ladder stand for maintaining the offshore wind turbine generator system is used, the ladder stand is required to be fixed on the side face of the turbine generator system through an external fixing piece, when the turbine generator system is required to be maintained, a maintainer is required to unwind a side binding belt of the ladder platen 1, then pull down the third sleeve plate 203 until the ground is contacted with feet, then adjust stability, when the telescopic ladder stand is pulled down, barbs 2071 on the inner side limiting plates 207 of the first sleeve plate 201 and the second sleeve plate 202 are pushed out of the sleeve plates by torsion springs 208 and clamped in limiting holes 204, fixing is achieved, when the ladder stand is contracted, the maintainer is required to prop the thumb and the little thumb on the two sides of the force-aid blocks 7, and the three fingers are required to hold the handle 302 and then lift the ladder stand, when the lift is required, the pull rope 301 can give force in the longitudinal direction of the barbs 2071, so that the barbs 2071 are separated from the limiting holes 204, the three ladder platen 1 are pushed upwards to lean against each other, and finally the side binding belt of the uppermost ladder platen 1 is fixed; the sliding telescopic function between three sleeve plates is achieved through the sliding grooves formed in the first sleeve plate 201 and the second sleeve plate 202, the limiting holes 204 are formed in the second sleeve plate 202 and the third sleeve plate 203, the fixed effect between each sleeve plate after extension can be achieved through the cooperation of the barbs 2071 on the limiting plates 207, occupied area can be effectively reduced when the sleeve plates shrink, the traffic influence inside a unit is reduced, on the other hand, the pull rope 301 is fixedly connected below the barbs 2071, the pull rope 301 is guided by the cooperation of the rollers 303, the effect that the barbs 2071 and the limiting holes 204 are unhooked is achieved by pulling the handles 302 directly is achieved, the shrinkage landing is simplified, and maintenance personnel operation is facilitated.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an offshore wind turbine generator system maintenance is with telescopic bench, includes a plurality of bench board (1), its characterized in that: the two sides of the stair platform plate (1) are provided with telescopic mechanisms (2), and the inner sides of the telescopic mechanisms (2) are provided with pull rope mechanisms (3);

the telescopic mechanism (2) comprises:

the first sleeve plates (201), the first sleeve plates (201) are fixedly connected to two sides of the stair platform plate (1), the second sleeve plates (202) are slidingly connected to the inner sides of the first sleeve plates (201) through grooves, the third sleeve plates (203) are slidingly connected to the inner sides of the second sleeve plates (202) through grooves, the second sleeve plates (202) and the third sleeve plates (203) are fixedly connected with the stair platform plate (1), limiting holes (204) are formed in the side faces of the second sleeve plates (202) and the side faces of the third sleeve plates (203), and inner hollow plates (205) are arranged between the third sleeve plates (203);

backup pad (206), backup pad (206) are fixed connection respectively on the internal surface of first cover board (201) and second cover board (202), the other end of backup pad (206) has limiting plate (207) through round pin axle swing joint, limiting plate (207) are provided with torsional spring (208) with the link of backup pad (206), the other end of limiting plate (207) is provided with barb (2071).

2. The telescopic landing for maintenance of an offshore wind turbine generator system according to claim 1, wherein: the pull rope mechanism (3) comprises:

the stay cord (301), stay cord (301) fixed connection is in the lower extreme of barb (2071), the other end fixedly connected with handle (302) of stay cord (301), handle (302) set up in the lower extreme of hollow plate (205);

the roller (303) is respectively fixed on the inner sides of the third sleeve plate (203) and the inner hollow plate (205) through a fixing rod, and the roller (303) is in sliding connection with the pull rope (301).

3. The telescopic landing for maintenance of an offshore wind turbine generator system according to claim 1, wherein: the side of the first set of plates (201) is provided with tool grooves (4).

4. The telescopic landing for maintenance of an offshore wind turbine generator system according to claim 1, wherein: the lower end of the third sleeve plate (203) is provided with universal feet (5).

5. The telescopic landing for maintenance of an offshore wind turbine generator system according to claim 2, wherein: the sides of the rollers (303) are respectively provided with a dislocation plate (6) for preventing dislocation of the pull ropes (301).

6. The telescopic landing for maintenance of an offshore wind turbine generator system according to claim 2, wherein: and force borrowing blocks (7) are arranged on two sides of the handle (302), and the force borrowing blocks (7) are fixedly connected to the lower end face of the hollow plate (205).

7. The telescopic landing for maintenance of an offshore wind turbine generator system according to claim 1, wherein: an anti-slip groove (8) for preventing slipping is formed in the upper end face of the stair platform plate (1).