CN218563576U

CN218563576U - Tower section of thick bamboo cat ladder subassembly, tower section of thick bamboo and wind turbine generator system

Info

Publication number: CN218563576U
Application number: CN202222624605.0U
Authority: CN
Inventors: 吴其右; 赵爱玲; 罗志坚
Original assignee: Sany Renewable Energy Co Ltd
Current assignee: Sany Renewable Energy Co Ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-03-03
Anticipated expiration: 2032-09-30

Abstract

The utility model relates to a wind turbine generator system technical field provides a tower section of thick bamboo cat ladder subassembly, a tower section of thick bamboo and wind turbine generator system, and tower section of thick bamboo cat ladder subassembly includes cat ladder and supporting part, and the supporting part is connected in the cat ladder, and the supporting part upwards or the downward sloping setting for the horizontal plane for install the cat ladder to a tower section of thick bamboo platform. In the span scope of the bottom to the top of cat ladder, the cat ladder does not need to set up other bearing structure and connects in tower section of thick bamboo inner wall, construction simple process, and the installation degree of difficulty reduces, and manufacturing cost is lower. Meanwhile, the supporting part is arranged upwards or downwards relative to the horizontal plane, so that the shearing force applied to the supporting part is reduced, the deformation resistance of the supporting part is improved, and the structural stability of the tower ladder assembly is improved.

Description

Tower section of thick bamboo cat ladder subassembly, tower section of thick bamboo and wind turbine generator system

Technical Field

The utility model relates to a wind turbine generator system technical field especially relates to a tower section of thick bamboo cat ladder subassembly, a tower section of thick bamboo and wind turbine generator system.

Background

The installation and maintenance process of wind turbine generator system all need aerial working, can set up the cat ladder that is used for personnel to climb the operation between aerial working platform and ground under the general condition. Among the correlation technique, in order to increase the security and the stability of cat ladder, fix the cat ladder on the inner wall of a tower section of thick bamboo, and every certain distance just need set up bearing structure, support and pass through bolt, welding or pre-buried form and connect in a tower section of thick bamboo inner wall, construction process is complicated, and the installation degree of difficulty is great, and manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

The present invention aims to solve at least one of the technical problems existing in the related art. Therefore, the utility model provides a tower section of thick bamboo cat ladder subassembly is provided with the supporting part on the cat ladder, and the supporting part is used for installing the cat ladder to tower section of thick bamboo platform. In the span range from the bottom to the top of the ladder stand, the ladder stand does not need to be provided with other supporting structures to be connected to the inner wall of the tower barrel, the construction process is simple, the installation difficulty is reduced, and the manufacturing cost is lower. Meanwhile, the supporting part is arranged upwards or downwards relative to the horizontal plane, so that the shearing force applied to the supporting part is reduced, the deformation resistance of the supporting part is improved, and the structural stability of the tower ladder assembly is improved.

The utility model also provides a tower section of thick bamboo.

The utility model also provides a wind turbine generator system.

According to the utility model discloses tower section of thick bamboo cat ladder subassembly that first aspect embodiment provided, include:

climbing a ladder;

the supporting part is connected to the ladder stand, upwards or downwards inclines relative to the horizontal plane and is used for installing the ladder stand to the tower drum platform.

According to the utility model discloses an embodiment, the supporting part is kept away from the one end of cat ladder is provided with the bending segment, the bending segment with preset connection length has between the tower section of thick bamboo platform.

According to the utility model discloses an embodiment, the supporting part with the top surface or the bottom surface of tower section of thick bamboo platform set up perpendicularly.

According to the utility model discloses an embodiment, tower section of thick bamboo platform is equipped with the through-hole, the cat ladder is worn to locate the through-hole, and connect in tower section of thick bamboo platform corresponds to the border position of through-hole.

According to an embodiment of the present invention, a cross beam is disposed at an edge of the tower platform corresponding to the through hole, and the ladder stand is connected to the cross beam;

the tower drum platform is characterized in that a plurality of parallel supporting beams are arranged at the bottom of the tower drum platform, and the cross beam is connected to at least two supporting beams.

According to an embodiment of the present invention, the ladder stand comprises two side bars and a plurality of cross bars disposed between the two side bars, and the two side bars and/or one of the cross bars are connected to the cross beam through a fastening member;

the clamping piece is provided with a clamping groove, and the side rod or the cross rod is arranged in the clamping groove.

According to the utility model discloses an embodiment, tower section of thick bamboo platform corresponds through-hole department is provided with the apron, just the apron articulate in tower section of thick bamboo platform, the apron is sheltering from and dodging through the rotational motion switch between the position of through-hole.

According to the utility model discloses an embodiment still includes:

exempt from the climber guide rail, connect in the cat ladder, just exempt from the climber guide rail with the cat ladder syntropy sets up.

According to the utility model discloses a tower section of thick bamboo that the embodiment of second aspect provided, include according to the utility model discloses tower section of thick bamboo cat ladder subassembly that the embodiment of first aspect provided.

According to the utility model discloses the wind turbine generator system that the third aspect embodiment provided, include according to the utility model discloses tower section of thick bamboo cat ladder subassembly that the first aspect embodiment provided, perhaps include according to the utility model discloses the tower section of thick bamboo that the second aspect embodiment provided.

The utility model provides an above-mentioned one or more technical scheme has one of following technological effect at least:

according to the utility model discloses tower section of thick bamboo cat ladder subassembly that provides, including cat ladder and supporting part, the supporting part is connected in the cat ladder, and the supporting part upwards or the downward sloping setting for the horizontal plane for install the cat ladder to tower section of thick bamboo platform. In the span range from the bottom to the top of the ladder stand, the ladder stand does not need to be provided with other supporting structures to be connected to the inner wall of the tower barrel, the construction process is simple, the installation difficulty is reduced, and the manufacturing cost is lower. Meanwhile, the supporting part is arranged upwards or downwards relative to the horizontal plane, so that the shearing force applied to the supporting part is reduced, the deformation resistance of the supporting part is improved, and the structural stability of the tower ladder assembly is improved.

Drawings

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

Fig. 1 is a first perspective view of a tower ladder assembly provided in an embodiment of the present invention;

fig. 2 is a second perspective view of a tower ladder assembly provided in an embodiment of the present invention;

FIG. 3 is a side view of a tower ladder assembly according to an embodiment of the present disclosure;

fig. 4 is a perspective view of a support portion provided in an embodiment of the present invention;

fig. 5 is a perspective view of a tower drum provided by the embodiment of the present invention.

Reference numerals:

10. a tower platform; 11. a through hole; 20. climbing a ladder; 21. a side bar; 22. a cross bar; 30. a cross beam; 31. a support beam; 40. a fastener; 50. a support portion; 51. bending the section; 52. a connecting section; 60. a creeper-free guide rail; 70. a cover plate; 80. and (4) a cylinder body.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly described below with reference to the accompanying drawings of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the utility model.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", 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 describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood as specific cases to those of ordinary skill in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

Among the correlation technique, in order to increase the security and the stability of cat ladder, fix the cat ladder on the inner wall of a tower section of thick bamboo, and every certain distance just need set up bearing structure, support and pass through bolt, welding or pre-buried form and connect in a tower section of thick bamboo inner wall, construction process is complicated, and the installation degree of difficulty is great, and manufacturing cost is higher.

Referring to fig. 1-4, a tower ladder assembly according to an embodiment of the present invention includes a ladder stand 20 and a support portion 50.

The tower barrel is of a hollow structure which is communicated up and down and used for supporting the generator set, the impeller and the like, and the tower platform 10 is installed inside or at the top of the tower barrel, so that a working surface is developed for workers, and the generator set is convenient to install and overhaul. The support 50 is connected to the ladder stand 20 for mounting the ladder stand 20 to the tower platform 10.

It will be appreciated that the tower has a high barrel, the barrel being segmented, each segment comprising a tower platform 10, and that a worker can attach different segments together at the tower platform 10. The crawling ladder 20 is connected to the tower drum platforms 10 through the supporting portion 50, redundant supporting structures do not need to be arranged at the position between every two adjacent tower drum platforms 10, the number of the supporting structures is greatly reduced, embedded parts or connecting points do not need to be arranged on the inner wall of each tower drum, workers do not need to be suspended or hung in the air for construction, the construction process is simple, the installation difficulty is reduced, and the manufacturing cost is low.

Meanwhile, the support portion 50 is disposed upward or downward inclined with respect to the horizontal plane, and the support portion 50 is connected to the tower platform 10 in a standing state, rather than being connected to the tower platform 10 in a horizontal state, so that the shearing force applied to the support portion 50 is reduced, and the deformation resistance of the support portion 50 and the stability of the structure are improved.

When the supporting portion 50 is disposed in a downward inclined manner, the supporting portion 50 is located above the tower platform 10 and connected to the top surface of the tower platform 10, and at this time, the supporting portion 50 bears the pressure from the ladder stand 20, so that the supporting portion 50 has a high bearing capacity and a high stability.

When the supporting portion 50 is disposed to be inclined upward, the supporting portion 50 is located below the tower platform 10 and connected to the bottom surface of the tower platform 10, and at this time, the supporting portion 50 bears the pulling force from the ladder stand 20, so that the supporting portion 50 has high bearing capacity and high stability.

In the related art, the ladder stand 20 is connected to the inner wall of the tower through a horizontally arranged support structure, and one end of the support structure, which is far away from the inner wall of the tower, is subjected to vertical or inclined downward acting force and is easy to bend, so that the number and density of support structures are increased, and the installation difficulty and the manufacturing cost are increased.

As can be seen from the above, when the support portion 50 is disposed in an inclined manner, the shearing force applied to the support portion 50 is converted into a tensile force or a compressive force, so that the structural stability of the support portion 50 is improved, and the number and density of the support portions 50 are reduced.

In some embodiments, the support portion 50 is provided with a bending section 51 at an end away from the ladder 20, the bending section 51 may be arranged parallel to the top surface or the bottom surface of the tower platform 10, and the bending section 51 has a predetermined connection length with the tower platform 10.

It can be understood that the bent section 51 and the tower platform 10 have a predetermined connection length, which improves the connection strength between the supporting portion 50 and the tower platform 10 and prevents the supporting portion 50 from falling off. Meanwhile, when the bending section 51 exists, the whole supporting portion 50 does not need to be provided with too large size, so that the structures of the supporting portion 50 and the tower ladder assembly are more simplified, and the installation and the transportation are facilitated.

In some embodiments, the support portion 50 is connected to the ladder stand 20 by a connecting section 52, and the connecting section 52 and the ladder stand 20 may be connected by a bolt connection or a snap connection.

It will be appreciated that the connecting section 52 improves the flexibility of the connection between the support portion 50 and the ladder stand 20, avoids the complexity of the end of the support portion 50, reduces the size of the end of the support portion 50, and makes the structure more compact.

In some embodiments, the support portion 50 is disposed perpendicular to the top or bottom surface of the tower platform 10.

It can be appreciated that, in order to facilitate the operation of workers and the placement of articles, the tower platform 10 is horizontally disposed, and the supporting portion 50 is disposed vertically upward or vertically downward, so that the acting force from the ladder stand 20 can be converted into the axial pressure acting on the supporting portion 50, the bearing capacity of the supporting portion 50 is improved, and the stability of the tower ladder stand assembly is better, which is beneficial to further simplifying the structure.

In some embodiments, the tower platform 10 is provided with a through hole 11, and a worker may climb along the through hole 11 to the top surface of the tower platform 10. The ladder stand 20 is arranged in the through hole 11 in a penetrating manner, and the ladder stand 20 is connected to the edge of the tower platform 10 corresponding to the through hole 11. The bottom of the ladder stand 20 is fixed on the foundation of the tower or on the inner wall of the tower, and the ladder stand 20 leans against the edge of the through hole 11 and is connected to the tower platform 10 through the supporting part 50.

According to the utility model provides a tower section of thick bamboo cat ladder subassembly, in the position between bottom to the top of cat ladder 20, cat ladder 20 need not connect in the inner wall of a tower section of thick bamboo through other bearing structure, and construction process is simple, and the installation degree of difficulty reduces, and manufacturing cost is lower.

In some embodiments, the edge of the tower platform 10 corresponding to the through hole 11 is provided with a fence, and the fence can prevent sundries placed on the top surface of the tower platform 10 from sliding into the through hole 11, so as to avoid falling objects.

It will be appreciated that when a worker installs or overhauls the generator set on the tower platform 10, the worker carries with him a lot of tools and materials, and the enclosure prevents the tools and materials from sliding into the through holes 11, thereby reducing the risk of falling objects. The fence also has certain water blocking performance, can prevent rainwater on the top surface of the tower drum platform 10 from flowing into the through holes 11, and reduces erosion to the inner wall of the tower drum and the ladder stand.

In some embodiments, the tower platform 10 is provided with a cross member 30 corresponding to the edge of the through hole 11, and the ladder stand 20 is connected to the cross member 30.

It will be appreciated that the barrel of the tower is of a wide-down narrow-up configuration, and that when the ladder stand 20 is disposed within the tower, the ladder stand 20 will be inclined against the edge of the through-hole 11. The cross beams 30 are arranged on the top surface or the bottom surface of the tower platform 10, and the cross beams 30 can increase the structural strength at the edges of the through holes 11, so that the stability of the ladder stand 20 and the safety of the tower ladder stand component are improved.

It should be noted that the cross beam 30 can be made of channel steel, i-steel and other materials, so as to reduce the manufacturing cost and increase the structural strength.

In some embodiments, the tower platform 10 is provided with a plurality of side-by-side support beams 31 at the bottom thereof, and the cross beam 30 is connected to at least two of the support beams 31.

It will be appreciated that the support beams 31 and the cross beams 30 are connected together to form reinforcing ribs, which improve the deformation resistance and the load bearing capacity of the tower platform 10. Meanwhile, the support beam 31 is used for fixing the cross beam 30, and the stability of the ladder stand 20 is improved when the ladder stand is connected to the cross beam 30.

In some embodiments, the ladder 20 comprises two side bars 21 and a plurality of cross bars 22, the plurality of cross bars 22 being arranged between the two side bars 21. The two side bars 21 are connected to the cross beam 30 by means of snaps 40, or one of the cross bars 22 (cross bar 22 corresponding to the height of the cross beam 30) is connected to the cross beam 30 by means of snaps 40.

The fastener 40 is provided with a slot, and an opening is formed on one side of the slot facing the cross beam 30, so that when the fastener 40 is connected to the cross beam 30, the side rod 21 or the cross rod 22 can be fixed with the cross beam 30. Of course, the side bar 21 and the cross bar 22 may be connected to the cross beam 30 by the snaps 40 at the same time, and the number of the snaps 40 may be plural.

In some embodiments, the tower ladder assembly further includes a non-climber guide rail 60, the non-climber guide rail 60 being connected to the ladder stand 20, and the non-climber guide rail 60 being disposed co-directionally with the ladder stand 20.

When a tower section of thick bamboo is higher, personnel are comparatively hard from top to bottom, if need change electronic component or partial equipment, will further increase workman's the amount of labour, seriously influence the efficiency of installation and maintenance. Set up exempt from to climb ware guide rail 60 on cat ladder 20, exempt from to climb the ware and connect in exempting from to climb ware guide rail 60, can realize the transportation of personnel and material fast under the electric power effect, improved work efficiency.

The number of the climbing-free guide rails 60 can be one or more, and when the number of the climbing-free guide rails 60 is multiple, the climbing-free guide rails 60 are arranged in parallel.

In some embodiments, the tower platform 10 is provided with a cover plate 70 at a position corresponding to the through hole 11, and the cover plate 70 is hinged to the tower platform 10.

It will be appreciated that the tower platform 10 is located at a high position on the top or inside of the tower, and that when a worker installs or overhauls the generator set, the through hole 11 may have a falling object phenomenon, which may cause a danger to the worker and the equipment below. A cover plate 70 is provided at the through hole 11, and the cover plate 70 is switched between positions of shielding and avoiding the through hole 11 by a rotational motion.

For example, when a part of workers reach the top surface of the tower platform 10, the cover plate 70 is rotated to shield the through hole 11, and tools or sundries falling from the top surface of the tower platform 10 cannot fall down along the through hole 11, so that the risk of falling objects is reduced, and the safety of the workers is improved.

According to the tower section of thick bamboo that the embodiment of the second aspect of the utility model provides, please refer to fig. 5, include according to the tower section of thick bamboo cat ladder subassembly and barrel 80 that the embodiment of the first aspect of the utility model provides.

It will be appreciated that the bottom of the ladder stand 20 is fixed to the base of the tower or to the inner wall of the tower, the ladder stand 20 is tilted against the edge of the through-hole 11 and the support 50 secures the ladder stand 20 at the tower platform 10. At the position between the bottom and the top of the ladder stand 20, the ladder stand 20 does not need to be connected to the inner wall of the tower barrel through other supporting structures, the construction process is simple, the installation difficulty is reduced, and the manufacturing cost is low.

According to the utility model discloses the wind turbine generator system that third aspect embodiment provided, include according to the utility model discloses tower section of thick bamboo cat ladder subassembly that first aspect embodiment provided, perhaps include according to the utility model discloses the tower section of thick bamboo that second aspect embodiment provided.

It can be understood that the ladder stand 20 is connected to the tower platforms 10 through the supporting portion 50, and no extra supporting structure is required to be arranged at a position between two adjacent tower platforms 10, so that the number of the supporting structures is greatly reduced, embedded parts are not required to be arranged on the inner wall of the tower, the construction process is simple, the installation difficulty is reduced, and the manufacturing cost is low.

Meanwhile, the supporting portion 50 faces upward or is inclined downward relative to the horizontal plane, and the supporting portion 50 is connected to the tower platform 10 in a standing state, rather than being connected to the tower platform 10 in a horizontal state, so that the stress of the supporting portion 50 is improved, the length of the supporting portion 50 is reduced, the shearing force applied to the supporting portion 50 is reduced, and the deformation resistance of the supporting portion 50 and the structural stability are improved.

In conclusion, according to the utility model provides a tower section of thick bamboo cat ladder subassembly, tower section of thick bamboo and wind turbine generator system, tower section of thick bamboo cat ladder subassembly includes cat ladder 20 and supporting part 50, and the bottom of cat ladder 20 is installed to the bottom of a tower section of thick bamboo or the basis of a tower section of thick bamboo, and supporting part 50 is connected in cat ladder 20, and supporting part 50 upwards or the downward sloping setting for install cat ladder 20 to tower section of thick bamboo platform 10 for with cat ladder 20. In the span range from the bottom to the top of the ladder stand 20, the ladder stand 20 does not need to be provided with other supporting structures to be connected to the inner wall of the tower barrel, the construction process is simple, the installation difficulty is reduced, and the manufacturing cost is low. Meanwhile, the supporting portion 50 is arranged upward or downward relative to the horizontal plane, so that the shearing force applied to the supporting portion 50 is reduced, the deformation resistance of the supporting portion 20 is improved, and the structural stability of the tower ladder assembly is further improved.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A tower ladder assembly, comprising:

climbing a ladder;

and the supporting part is connected to the ladder stand, upwards or downwards inclines relative to the horizontal plane and is used for installing the ladder stand to the tower platform.

2. The tower ladder assembly of claim 1, wherein the support portion is provided with a bent section at an end remote from the ladder, the bent section having a predetermined length of attachment to the tower platform.

3. The tower ladder assembly of claim 1, wherein the support portion is disposed perpendicular to the top or bottom surface of the tower platform.

4. The tower ladder assembly of any one of claims 1 to 3, wherein the tower platform is provided with a through hole, and the ladder is disposed through the through hole and connected to the tower platform at a position corresponding to an edge of the through hole.

5. The tower ladder assembly of claim 4, wherein a cross beam is provided at an edge of the tower platform corresponding to the through hole, the ladder being connected to the cross beam;

6. The tower ladder assembly of claim 5, wherein the ladder comprises two side bars and a plurality of cross bars disposed between the two side bars, and wherein the two side bars and/or one of the cross bars are connected to the cross bar by a snap;

7. The tower ladder assembly of claim 4, wherein a cover plate is disposed on the tower platform corresponding to the through hole and is hinged to the tower platform, and the cover plate is switched between a position for shielding and avoiding the through hole by a rotational movement.

8. The tower ladder assembly of any one of claims 1-3, further comprising:

9. A tower comprising a tower ladder assembly as claimed in any one of claims 1 to 8.

10. A wind turbine comprising a tower ladder assembly as claimed in any one of claims 1 to 8 or a tower as claimed in claim 9.