CN113232204A

CN113232204A - Walking platform

Info

Publication number: CN113232204A
Application number: CN202110502102.3A
Authority: CN
Inventors: 任洪伟; 国丽娟; 郝赫为; 徐俊
Original assignee: Sinomatech Wind Power Blade Co Ltd
Current assignee: Sinomatech Wind Power Blade Co Ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-08-10

Abstract

The invention discloses a walking platform, comprising: the blade mould comprises a support unit and a plurality of walking units, wherein the support unit extends along the edge direction of the blade mould; the adjacent walking units are arranged on the bracket unit side by side, and the walking units extend along the edge of the bracket unit towards one side of the bracket unit; the walking unit comprises a plurality of support pieces which are arranged side by side and fixedly connected through a connecting assembly, the support pieces are adjacent to each other, a retention gap is arranged in space between the support pieces, and the support pieces face one edge of the blade mould and extend and arrange in the direction of the edge radian of the blade mould. The requirement on the universality of the walking platform is met, the universality of moulds of different models is met, the repeated investment cost of the mould platform can be further reduced, and the walking platform is good in shape following performance, so that the walking and operation conditions of personnel can be further improved.

Description

Walking platform

Technical Field

The invention relates to the technical field of blade production, in particular to a walking platform.

Background

The fan blade usually comprises three blades and a hub to form an impeller, the impeller rotates under the action of the fan, so that the kinetic energy of wind is converted into mechanical energy of the impeller, and the generator rotates under the drive of the impeller to generate electricity. The blade has the shape that forms aerodynamic to can accept wind energy and make wind energy around its axle pivoted major component, need process through the mould and make when its preparation uses, and because the shape of fan blade is great usually, for the convenience of the processing personnel walking, set up walking platform usually, walking platform directly adopts the welding to use on the mould, the welding can effectual increase intensity on the mould.

Chinese patent document CN210553143U discloses a walking platform to solve the problem that the existing platform components are connected in a welded manner, which results in inconvenient part replacement. The walking platform comprises a connecting device, a base and a pedal plate, the pedal plate is installed on the base, the base is connected with the mold in an inserting mode through the connecting device in a detachable mode, and the connecting device is fixedly connected with the mold through a threaded connecting piece, so that part parts can be replaced, and the use and the disassembly are convenient.

However, when the above-mentioned traveling platform needs to be replaced with a different blade mold, the connecting device needs to be detached from the old mold and installed on the new mold again according to the designed distance, but in practice, the curved surface shape between the new and old molds is different, so that the traveling platform cannot be adjusted adaptively, and the traveling platform of the new and old molds cannot be used universally.

Disclosure of Invention

Therefore, the technical problem to be solved by the present invention is that the walking platform of the new and old molds cannot be universally used due to the fact that the walking platform cannot be adaptively adjusted due to the difference of the curved surface shapes between the new and old molds in the prior art.

To this end, the invention provides a walking platform comprising:

the bracket unit extends along the edge direction of the blade mould;

the adjacent walking units are arranged on the bracket unit side by side, and the walking units are arranged towards one side of the bracket unit along the edge of the bracket unit in an extending manner; the walking unit comprises a plurality of support pieces which are arranged side by side and fixedly connected through a connecting assembly, the support pieces are adjacent to each other, a retention gap is arranged in space between the support pieces, and the support pieces face one edge of the blade mould and extend and arrange in the direction of the edge radian of the blade mould.

Optionally, the walking platform described above, according to claim 1, wherein; the connecting assembly includes:

a first cross brace on which the support member is mounted;

the first cross brace, support piece and support unit are run through and are locked to the cross brace locking piece, the cross brace locking piece runs through and locks first cross brace, support piece and support unit to fix the relative position of cross brace, support unit and support piece.

Optionally, in the above walking platform, the first cross brace is a strip-shaped square tube or a strip-shaped circular tube.

Optionally, the above walking platform, the connecting assembly comprises

The second cross brace flexibly extends along the arrangement direction of the supporting pieces;

and any pair of the cross brace fixing pieces form a cross brace installation channel so as to fix the second cross brace on the cross brace channel.

Optionally, in the walking platform, the second cross brace is a steel wire rope or a nylon rope.

Optionally, the walking platform further comprises a locking mechanism, the locking mechanism is arranged at two ends of any walking unit of the second cross brace,

the locking mechanism includes:

the tension detection piece is used for detecting the tension of the second cross brace on the corresponding walking unit;

the locking pieces are fixedly arranged at the two ends of the walking unit along the arrangement direction of the supporting pieces and used for fixing the position of the second cross brace.

Optionally, in the above walking platform, the support unit further includes:

the die steel frame, the die connecting plate and the bracket body are arranged along the vertical direction;

the bracket body is vertically arranged with the die steel frame through a die connecting plate; the cross brace locking piece is used for being fixedly connected with the support body.

Optionally, in the walking platform, the mold connecting plate is a triangular bracket or an L-shaped bracket.

Optionally, the above walking platform further includes a skirting board unit installed on one side of the guardrail far away from the blade mold, and the skirting board assembly includes: the adjustable guardrail comprises a first skirting board, a second skirting board and an adjusting piece, wherein a first connecting hole is formed in any one of the first skirting boards and extends along the length direction of a railing rod; the adjusting piece penetrates through the two connecting holes to adjust the relative positions of the two skirting boards.

Optionally, in the above walking platform, the skirting board unit further includes a third skirting board;

the third skirting board is arranged on one side of the second skirting board far away from the first skirting board, and the third skirting board and the second skirting board are provided with second communicating holes,

and the second adjusting pieces penetrate through the two second communication holes to adjust the distance between the second skirting board and the third skirting board.

Optionally, the walking platform further comprises a guardrail unit, and the guardrail unit is fixedly connected with the bracket unit or the walking unit;

the guardrail unit includes:

the guardrail upright post is vertically arranged and is fixedly connected with the bracket body through a locking piece;

the guardrail cross brace extends along the horizontal direction, and the guardrail cross brace is fixedly connected with the guardrail upright post through a guardrail connecting piece;

the guardrail handrail extends along the horizontal direction, and the guardrail handrail is fixedly connected with the guardrail upright post through a guardrail connecting piece.

The technical scheme provided by the invention has the following advantages:

the walking platform provided by the invention is composed of a plurality of walking units together, and two adjacent walking units are arranged side by side, so that the adjacent walking units can be arranged along the shape of an actual mould, specifically, the two adjacent walking units and the corresponding support units jointly enclose a large space quadrangle, and the shape enclosed by the space quadrangles is similar to a space curved surface structure, so that the walking platform is suitable for the space curved surface shape of a blade mould, and the walking platform is universal on moulds of different models; in addition, because each support walking unit is formed by a plurality of supporting pieces through the interconnecting travel sheet of the connecting component and the reserving gap arranged between the adjacent supporting pieces, the adjacent two supporting pieces and the connecting component jointly form a small space quadrangle, the polyhedron shape which is correspondingly formed and is similar to a curved surface and corresponds to one walking unit is jointly formed by a plurality of small space quadrangles, the whole unit is divided into a plurality of small planes, the walking platform is further designed to be suitable for the edge radian of the blade mould, the adaptability to different platforms is further improved, the whole modularized structure and the parts are further improved to have replaceability, the angle adjustment of a large parallelogram and a small parallelogram is realized by adjusting the reserving distance of the gap between the adjacent supporting pieces or adjusting the distance between the adjacent walking units, and because the support unit has less influence on actual installation, and the support unit only needs to be adaptively adjusted according to the position of the installation mold, only the installation position of the walking unit and the relative position of any supporting piece need to be adjusted, so that the convenience of an actual installer in the installation of the walking platform is improved, the requirement on the universality of the walking platform is further met, the universality of molds of different models is met, the repeated investment cost of the mold platform can be further reduced, and the walking and operating conditions of the worker can be further improved due to good shape following performance of the walking platform.

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 description of the embodiments or 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 other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a side view of a walking platform provided in embodiment 1 of the present invention;

fig. 2 is a front view of a walking platform provided in embodiment 1 of the present invention;

fig. 3 is a top view of the walking platform provided in embodiment 1 of the present invention;

fig. 4 is a front view of a walking platform provided in embodiment 2 of the present invention;

fig. 5 is a side view of the walking platform provided in embodiment 2 of the present invention;

fig. 6 is a top view of the walking platform provided in embodiment 2 of the present invention;

description of reference numerals:

1-a scaffold unit; 11-mould steel frame; 12-a mould connecting plate; 13-a stent body; 14-a bracket locking member;

2-a walking unit; 21-a support; 22-a first wale; 23-a spreader lock; 24-a second wale; 25-a cross brace fixing piece;

3-a guardrail unit; 31-guardrail posts; 32-guardrail cross braces; 33-guardrail handrails; 34-a guardrail connector;

4-skirting board unit; 41-a first skirting board; 42-a second skirting board; 431-a first skirting board adjustment; 432-a second skirting board adjustment; 44-third skirting board.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting 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 present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment provides a walking platform, as shown in fig. 1 to 3, including: a bracket unit 1 and a plurality of walking units 2. Wherein, the bracket unit 1 extends along the edge direction of the blade mould; the adjacent walking units 2 are arranged on the bracket unit 1 side by side, and the walking units 2 extend along the edge of the bracket unit 1 towards one side of the bracket unit 1; the walking unit 2 comprises a plurality of support pieces 21 which are arranged side by side and fixedly connected through a connecting assembly, a retention gap is arranged between every two adjacent support pieces 21, and all the support pieces 21 extend and are arranged towards one side of the blade mould along the edge radian direction of the blade mould.

In this embodiment, the supporting member 21 is a foot pedal, and in this embodiment, the foot pedal is made of a glass fiber reinforced plastic extruded plate material, and the weight of the foot pedal is reduced by 50% compared with the existing foot pedal made of a 5mm patterned iron plate. Thereby reduced mould overall weight, reduced mould upset hydraulic pressure atress, further improved mould stability. Meanwhile, the weight reduces the labor intensity of installation of personnel and reduces the dependence on lifting equipment; the pedal plate is a glass fiber reinforced plastic pultrusion plate with the size of 800mm 100mm 25mm, bolt holes are prefabricated at two ends of the pedal plate, and anti-slip sand is bonded on the upper surface of the pedal plate.

In this embodiment, the coupling assembling includes: a first wale 22 and a wale locking member 23. Wherein the support member 21 is mounted on the first wale 22; the wale locking member 23 penetrates and locks the first wale 22, the support member 21 and the rack unit 1 to fix the relative positions of the wale, the rack unit 1 and the support member 21. The first cross brace 22 can be a strip-shaped square tube or a strip-shaped circular tube. Specifically, in the present embodiment, the first cross brace 22 adopts a sleeve combination structure of 40 × 4 square tubes and 30 × 3.5 square tubes, thereby further achieving the length adjustability. In this embodiment, each walking unit 2 is provided with two first cross braces 22, which are respectively disposed on one side close to the blade mold and one side far away from the blade mold, and a quadrilateral or triangular gap is formed between each two first cross braces 22 and the two adjacent supporting members 21.

The cross brace locking piece 23 can be a connecting bolt, so that the cross brace and the supporting piece 21 can be quickly disassembled and assembled, and the nominal diameter of the cross brace locking piece 23 is 10 mm; in this embodiment, the distance between two adjacent supporting members 21 may be 10mm to 20mm, so as to prevent the user from falling off when stepping on the ground.

The support unit 1 further comprises a mold steel frame 11, a mold connecting plate 12 and a support body 13 which are arranged in the vertical direction. Wherein, the bracket body 13 is vertically arranged with the die steel frame 11 through the die connecting plate 12; the cross brace locking piece 23 is used for being fixedly connected with the bracket body 13.

In this embodiment, the mold connecting plate 12 is a triangular bracket or an L-shaped bracket.

In this embodiment, the support body 13 is a circular tube with a diameter of 63mm, and the prefabricated bolt holes on the support body 13 are connected with the first cross braces 22 through connecting bolts. The connecting bolt adopts a screw rod with the nominal diameter of 12mm, and the connecting bolt can be replaced by a screw rod with the same grade.

The walking platform that this embodiment provided still includes skirting board unit 4, installs in the guardrail and keeps away from one side of blade mould, and the skirting board subassembly includes: the first skirting board 41, the second skirting board 42 and the adjusting piece, wherein a first connecting hole is formed in the first skirting board and extends along the length direction of the railing rod; the adjusting piece penetrates through the two connecting holes so as to adjust the relative positions of the two skirting boards.

The skirting board unit 4 provided by this embodiment further includes a third skirting board 44, the third skirting board 44 is disposed on one side of the second skirting board 42 away from the first skirting board 41, and the third skirting board 44 and the second skirting board 42 are provided with second communicating holes, and the skirting board unit 4 further includes a second adjusting member, which is disposed through the two second communicating holes to adjust the distance between the second skirting board 42 and the third skirting board 44.

Any baseboard in this embodiment can all adopt the iron plate that thickness is 2mm, and any intercommunicating pore all can adopt long waist type through-hole, when in actual use and installation, can be at first weld first baseboard 41 and third baseboard 44 and guardrail stand 31 each other, then, second baseboard 42 is as the adjusting plate, directly realizes welding according to the user demand after the fastening position through the screw.

The walking platform provided by the embodiment further comprises a guardrail unit 3, wherein the guardrail unit 3 is fixedly connected with the support unit 1 or the walking unit 2; the guardrail unit 3 includes: guardrail posts 31, guardrail cross braces 32 and guardrail rails 33. The guardrail upright post 31 is vertically arranged, and the guardrail upright post 31 is fixedly connected with the support body 13 through a locking piece; the guardrail cross brace 32 extends along the horizontal direction, and the guardrail cross brace 32 is fixedly connected with the guardrail upright post 31 through a guardrail connecting piece 34; the guardrail handrail 33 extends along the horizontal direction, and the guardrail handrail 33 is fixedly connected with the guardrail upright 31 through a guardrail connecting piece 34.

Similarly, the guardrail handrail 33 can be a 32mm diameter round tube, and the guardrail posts 31 are welded with the first cross brace 22 at the side far away from the blade mold. The guardrail cross brace 32 adopts a sleeve structure, which is beneficial to the adjustment of the platform angle, thereby further adapting to the length change.

The walking platform of the embodiment is used and installed as follows,

s1: assembling each unit;

s11: mutually locking the die steel frame 11, the die connecting plate 12 and the support body 13 through a threaded connecting piece or welding to form a support unit 1, and correspondingly adjusting the relative space distance between the adjacent support bodies 13 according to the actual shape of the die curved surface;

s12: the support member 21 and the first wale 22 are fixed to each other by a wale locking member 23 to form a walking unit 2;

s13: the guardrail upright post 31, the guardrail cross brace 32 and the guardrail handrail 33 are fixed and locked through the guardrail connecting piece 34 to form the guardrail unit 3;

s2: the walking unit 2 is correspondingly placed on the two bracket bodies 13 and fixedly connected through a U-shaped clamp, and the diameter of the U-shaped clamp provided by the embodiment is 12mm or 14 mm.

And repeating the step S2 until all the walking units 2 are fixed on the corresponding support bodies 13, and ensuring that the walking platform and the molded surface of the mold follow each other.

S3: welding the guardrail unit 3 on the first cross brace 22, and adjusting the telescopic length of the guardrail cross brace 32 according to requirements;

s4: the first skirting board 41 and the third skirting board 44 are welded on the guardrail post 31, the first skirting board 41 and the third skirting board 44 are connected through the second skirting board 42, the first skirting board 41 adjusting piece and the second skirting board 42 adjusting piece, and finally the assembly of the skirting board unit 4 is completed.

And the installation of the walking platform is completed.

After the steps are completed, all the connecting bolts are fastened and anti-loosening marks are made, so that stability is ensured, and whether loosening is detected is facilitated.

The walking platform provided by the embodiment is composed of a plurality of walking units 2, and two adjacent walking units 2 are arranged side by side, so that the adjacent walking units 2 can be arranged along with the shape of an actual mold, specifically, the two adjacent walking units 2 and the corresponding support unit 1 jointly enclose a large space quadrangle, and the shape enclosed by the space quadrangles is similar to a space curved surface structure, so that the walking platform is suitable for the space curved surface shape of a blade mold, and the walking platform is universal for walking platforms on molds of different types; in addition, because each support walking unit 2 is formed by a plurality of supporting pieces 21 through the interconnecting travel list of the connecting component and the reserving gap arranged between the adjacent supporting pieces 21, the adjacent two supporting pieces 21 and the connecting component are ensured to jointly form a small space quadrangle, and a polyhedron shape corresponding to an approximate curved surface correspondingly formed by one walking unit 2 is jointly formed by a plurality of small space quadrangles, so that the whole unit is divided into a plurality of small planes, the walking platform is further ensured to be designed to adapt to the edge radian of the blade mould, the adaptability to different platforms is further improved, the replaceability of the modularized integral structure and parts is further improved, and the angle adjustment of a large parallelogram and a small parallelogram is realized by adjusting the distance of the reserving gap between the adjacent supporting pieces 21 or the distance between the adjacent walking units 2, and because the support unit 1 has little influence on actual installation, and the support unit 1 only needs to be adjusted adaptively according to the position of the installation mold, only the installation position of the walking unit 2 and the relative position of any supporting piece 21 need to be adjusted, thereby improving the convenience of actual installers when installing the walking platform, further meeting the requirement on the universality of the walking platform, further reducing the repeated investment cost of the mold platform when meeting the universality of molds of different models, and further improving the walking and operating conditions of the personnel due to good shape following performance of the walking platform.

Example 2

This embodiment provides a walking platform, which is different from the walking platform provided in embodiment 1 in that:

as shown in fig. 4 to 6, the connecting assembly includes: a second cross brace 24 and a plurality of cross brace fixing pieces 25 arranged in pairs, wherein the second cross brace 24 flexibly extends along the arrangement direction of the supporting pieces 21; any pair of the wale fixing pieces 25 forms a wale installation passage to fix the second wale 24 to the wale passage.

In this embodiment, the second cross brace 24 is a steel wire rope or a nylon rope.

The walking platform provided by the embodiment further comprises a locking mechanism, the locking mechanism is arranged at two ends of the second cross brace 24 at any walking unit 2,

the locking mechanism includes: tension detection piece and the retaining member that sets up in pairs. The tension detecting member is used for detecting the tension of the second cross brace 24 on the corresponding walking unit 2; locking members provided in pairs are fixedly provided on both ends of the traveling unit 2 in the arrangement direction of the supporting members 21 for fixing the position of the second wale 24.

In addition, the bracket body 13 in this embodiment adopts an iron bending plate with a thickness of 4mm, and the cross brace fixing piece 25 adopts a U-shaped clamp and a bolt to cooperate together, so as to realize locking and fixing between the bracket body 13 and the second cross brace 24.

The walking platform provided by the embodiment is actually used and installed only in that the step S12 is changed, specifically, the second cross brace is used for locking and fixing the plurality of supporting pieces, so that all the supporting pieces extend in the extending direction of the fan mold, and the similar curved surface of the walking unit in the walking platform can be formed.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. A walking platform, comprising:

the bracket unit (1) extends along the edge direction of the blade mould;

the adjacent walking units (2) are arranged on the bracket unit (1) side by side, and one side, facing the bracket unit (1), of each walking unit (2) extends along the edge of the bracket unit (1); walking unit (2) include through coupling assembling fixed connection a plurality of support piece (21) that set up side by side, and are adjacent be equipped with between support piece (21) and remain the clearance in the space, all support piece (21) are followed towards one side of blade mould the edge radian direction of blade mould extends the range.

2. The walking platform of claim 1, wherein the connection assembly comprises:

a first wale (22), the support (21) being mounted on the first wale (22);

a cross brace locking piece (23), wherein the cross brace locking piece (23) penetrates through and locks the first cross brace (22), the support piece (21) and the support unit (1) so as to fix the relative positions of the first cross brace, the support unit (1) and the support piece (21).

3. The walking platform of claim 2, wherein the first cross brace (22) is a strip-shaped square tube or a strip-shaped circular tube.

4. The walking platform of claim 1, wherein the attachment assembly comprises

A second wale (24), wherein the second wale (24) flexibly extends along the arrangement direction of the supporting pieces (21);

the second cross brace comprises a plurality of cross brace fixing pieces (25) arranged in pairs, wherein any pair of cross brace fixing pieces (25) form a cross brace installation channel so as to fix the second cross brace (24) on the cross brace channel.

5. The walking platform of claim 4,

the second cross brace (24) is a steel wire rope or a nylon rope.

6. The walking platform of claim 5,

the walking mechanism further comprises a locking mechanism which is arranged at two ends of the second cross brace (24) at any one walking unit (2),

the locking mechanism includes:

the tension detection piece is used for detecting the tension of the second cross brace (24) on the corresponding walking unit (2);

the locking pieces are fixedly arranged at the two ends of the walking unit (2) along the arrangement direction of the supporting pieces (21) and used for fixing the position of the second cross brace (24).

7. The walking platform of any one of claims 2-6,

the holder unit (1) further comprises:

the die steel frame (11), the die connecting plate (12) and the support body (13) are arranged along the vertical direction;

the support body (13) is vertically arranged with the die steel frame (11) through a die connecting plate (12); the cross brace locking piece (23) is used for being fixedly connected with the support body (13).

8. The walking platform of claim 7, wherein the mold connecting plate (12) is a triangular bracket or an L-shaped bracket.

9. A walking platform according to any one of claims 1-6, characterized by further comprising a skirting board unit (4) mounted on the side of the fence remote from the blade mould, said skirting board assembly comprising: the adjustable guardrail comprises a first skirting board (41), a second skirting board (42) and an adjusting piece, wherein a first connecting hole is formed in any one of the first skirting boards and extends along the length direction of a railing rod; the adjusting piece penetrates through the two connecting holes to adjust the relative positions of the two skirting boards.

10. The walking platform of claim 9,

the skirting board unit (4) further comprises a third skirting board (44);

the third skirting board (44) is arranged on one side of the second skirting board (42) far away from the first skirting board (41), and second communication holes are arranged on the third skirting board (44) and the second skirting board (42),

and the second adjusting piece is arranged in the two second communication holes in a penetrating mode so as to adjust the distance between the second skirting board (42) and the third skirting board (44).

11. The walking platform of any one of claims 1-6, further comprising a guardrail unit (3), wherein the guardrail unit (3) is fixedly connected with the bracket unit (1) or the walking unit (2);

the guardrail unit (3) comprises:

the guardrail upright post (31) is vertically arranged, and the guardrail upright post (31) is fixedly connected with the support body (13) through a locking piece;

the guardrail cross brace (32) extends along the horizontal direction, and the guardrail cross brace (32) is fixedly connected with the guardrail upright post (31) through a guardrail connecting piece (34);

the guardrail comprises guardrail handrails (33) extending in the horizontal direction, wherein the guardrail handrails (33) are fixedly connected with the guardrail upright posts (31) through guardrail connecting pieces (34).