CN214237827U - Positioning tool for wind power blade main beam - Google Patents

Abstract

The utility model provides a wind-powered electricity generation blade is location frock for girder, including left crossbeam and the right crossbeam that is located blade mould top, left side crossbeam and right crossbeam pass through locking muffjoint, the one end fixedly connected with left branch strut of being close to the mould steelframe at left crossbeam, be equipped with the locking mechanism who is connected with the mould steelframe in the lower part of left branch strut, link into an integrated structure with left branch strut and mould steelframe through locking mechanism, the position interval that is close to the blade girder at right crossbeam is equipped with first support frame and second support frame, the lower extreme of first support frame be equipped with blade mould assorted arcwall face, the below of second support frame is equipped with adjustable hold-down mechanism, adjustable hold-down mechanism including connect the telescopic machanism bottom the second support frame with connect the compression liner on. This scheme has the accurate advantage in location, is applicable to the girder location of various model wind-powered electricity generation blades moreover to improve the positioning accuracy and the efficiency of laying of girder among the blade forming process, reduction in production cost.

Description

Positioning tool for wind power blade main beam

Technical Field

The utility model relates to a wind power generation's blade field of making, specific location frock is used to wind-powered electricity generation blade girder that says so.

Background

The wind driven generator can capture wind energy in nature and convert the wind energy into electric energy to be output, and belongs to the field of clean energy supported by the nation vigorously. The wind power blade is a key component and a component with the highest cost of the wind driven generator, the performance of the wind power blade directly affects the wind energy utilization efficiency of the wind driven generator and the load borne by the wind driven generator, the overall performance of the wind driven generator is determined to a great extent, and meanwhile, the wind power blade plays a key role in the safe operation of the whole wind driven generator. Wind blades typically operate in environments with complex climatic conditions and require a design life of up to 20 years. The design and quality of the blade is therefore important.

The wind power blade comprises an upper half shell, a lower half shell, a main beam, a web plate and the like, wherein the main beam is the most main force bearing part and is required to resist tensile and compressive stress of a flapping bending moment. The main beam needs to be laid at a designated position according to design requirements, and the deviation of the position of the main beam can cause the reduction of the rigidity and stability of the blade, and even cause the structural failure of the whole blade. In view of the influence of the main beam positioning on the blade quality, all manufacturers use the positioning tool to perform the positioning of the main beam laying in the blade manufacturing process.

The main beam positioning tool in the prior art mostly does not have adjustability, so that the positioning tool needs to be readjusted and manufactured by cutting, welding and the like when the size deviation occurs in a period of use, and the main beam positioning tool is difficult to correct, time-consuming and labor-consuming. Secondly, it must use on a type mould that corresponds to have injectd one set of frock, can not switch to other model moulds and carry out the girder location, has increased manufacturing cost indirectly.

SUMMERY OF THE UTILITY MODEL

The positioning tool for the wind power blade main beam has the advantage of accurate positioning, is suitable for positioning main beams of wind power blades of various models, improves the positioning precision and the laying efficiency of the main beams in the blade forming process and reduces the production cost.

The utility model adopts the technical proposal that: the utility model provides a wind-powered electricity generation blade is location frock for girder, is including left crossbeam and the right crossbeam that is located blade mould top, left crossbeam and right crossbeam pass through locking muffjoint, are close to the one end fixedly connected with left branch strut of mould steelframe at left crossbeam, are equipped with the locking mechanism who is connected with the mould steelframe in the lower part of left branch strut, link into an integrated structure with the mould steelframe through locking mechanism with left branch strut, are equipped with first support frame and second support frame at the position interval that is close to the blade girder at right crossbeam, the lower extreme of first support frame be equipped with blade mould assorted arcwall the below of second support frame is equipped with adjustable hold-down mechanism, adjustable hold-down mechanism including connect the telescopic machanism in second support frame bottom and connect the packing pad on the telescopic link in the telescopic machanism.

Further preferably, the telescopic mechanism is any one of an air cylinder, a hydraulic cylinder or an electric push rod.

Further optimize, locking mechanism including fixed first splint that set up on the left branch strut and the second splint that can follow the left branch strut and reciprocate, the second splint pass through the sliding block setting on the slide of left branch strut side be equipped with locking screw on the sliding block.

Further optimize, the locking sleeve be equipped with a sleeve pipe, the sheathed tube both ends suit is at the tip of left crossbeam and right crossbeam, is equipped with the locking screw who is used for injecing left crossbeam and right crossbeam position on the sleeve pipe.

Preferably, the upper end of the compression pad is provided with a spherical connecting end which is rotatably arranged in a spherical groove at the end part of the telescopic rod.

The utility model has the advantages that:

this scheme, through the optimal design, wholly constitute the wind-powered electricity generation blade girder of integration with a plurality of adjustable support frame subassemblies and a plurality of crossbeam subassemblies with adjustable interval and use location frock, have the accurate advantage in location, be applicable to the girder location of various model wind-powered electricity generation blades moreover to improve the positioning accuracy of girder among the blade forming process and put efficiency, reduction in production cost.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

fig. 3 is a schematic structural view of the locking sleeve of the present invention.

Reference numerals: 1. the left crossbeam, 2, right crossbeam, 3, locking sleeve, 31, sleeve pipe, 32, locking screw, 4, left branch strut, 5, first support frame, 51, arcwall face, 6, second support frame, 61, telescopic machanism, 62, compress tightly the liner, 7, girder, 8, blade mould, 81, mould steelframe, 82, steelframe recess, 9, locking mechanism, 91, first splint, 92, second splint, 93, sliding block.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

It should be noted that: unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description and in the claims does not indicate any order, quantity, or importance, but rather is used to distinguish one element from another. Also, the use of the terms "a," "an," or "the" and similar referents do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, indicates that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, but does not exclude other elements or items.

When an existing mould is used for installing a positioning device of a wind power blade main beam, a whole beam assembly is located above a blade mould, one end of a supporting frame on one side of a beam is required to be fixed on a mould steel frame of the blade mould, the mould steel frame is generally formed by welding existing steel structural members, for example, H steel is adopted to weld and form the mould steel frame, when the fixing is carried out, the lower end of the whole supporting frame and the mould steel frame are generally welded and fixed in the prior art, the fixing mode has two defects, one defect is that a large-scale tool is required for dismounting after the fixing, and the structural characteristics of the H steel are reasonably utilized, so that the fixing is heavy.

The specific structure of the scheme is described in detail below with reference to the accompanying drawings: as shown in fig. 1-3, a positioning tool for a wind power blade main beam comprises a left cross beam 1 and a right cross beam 2 which are positioned above a blade mold 8, the left cross beam 1 and the right cross beam 2 are connected through a locking sleeve 3, the distance between the left cross beam 1 and the right cross beam 2 can be adjusted and fixed through the locking sleeve 3, one end of the left cross beam 1 close to a mold steel frame 81 is fixedly connected with a left support frame 4, the lower part of the left support frame 4 is provided with a locking mechanism 9 connected with the mold steel frame 81, the left support frame 4 and the mold steel frame 81 are connected into an integrated structure through the locking mechanism 9, so as to realize supporting of the whole cross beam assembly, a first support frame 5 and a second support frame 6 are arranged at the position of the right cross beam 2 close to a blade main beam 7 at intervals, the lower end of the first support frame 5 is provided with an arc surface 51 matched with the blade mold, an adjustable pressing mechanism is arranged below the second support frame 6, the adjustable pressing mechanism comprises a telescopic mechanism 61 connected to the bottom of the second support frame 6 and a pressing liner 62 connected to a telescopic rod in the telescopic mechanism, and the pressing liner 62 is in contact with the blade mold through the arc-shaped surface at the bottom of the first support frame 5 and is matched with the blade mold to press the blade mold to support the whole beam assembly on the main beam surface.

In this scheme, it should be noted that: locking sleeve 3 be equipped with a sleeve pipe 31, sleeve pipe 31 has one and the same hole in crossbeam subassembly cross-section, the both ends suit of sleeve pipe 31 is at the tip of left crossbeam 1 and right crossbeam 2, is equipped with the locking screw 32 that is used for injecing left crossbeam 1 and right crossbeam 2 position on sleeve pipe 31, under general condition, when the installation, need loosen locking screw, the left end passes through locking mechanism chucking in the steelframe recess of mould steelframe 81, the right-hand member is through the arcwall face 51 of first support frame and the face cooperation back of blade mould, begins to screw up locking screw 32.

The telescopic mechanism 61 may be any one of an air cylinder, a hydraulic cylinder, or an electric push rod.

In this scheme, the upper end that compresses tightly liner 62 be equipped with a spherical link, this spherical link rotates and sets up in the spherical recess of telescopic link tip.

In this scheme, locking mechanism 9 including fixed first splint 91 that sets up on left branch strut 4 and the second splint 92 that can follow the left branch strut and reciprocate, second splint 92 passes through sliding block 93 and sets up on the slide of 4 sides of left branch strut be equipped with locking screw on the sliding block 93.

The work flow of the scheme is described in the following with the attached drawings:

during installation, the left support frame 4 is firstly regulated in a groove of the die steel frame through a locking mechanism, generally, the groove on the die steel frame is longitudinally arranged, a first clamping plate and a second clamping plate in the locking mechanism can be firstly inserted into the groove, the position of the second clamping plate is adjusted and locked, and the left support frame and the die steel frame form an integrated structure to jointly support the beam assembly;

then connect left crossbeam and right crossbeam through the locking sleeve, need to pay attention to when connecting: firstly, roughly adjusting the position of a lower first support frame to ensure that the lower arc-shaped surface is attached to the blade mould and the side surface of the first support frame is used for positioning a main beam, and then, after the position is adjusted, screwing a locking screw on a locking mechanism;

secondly, adjusting a telescopic mechanism below the second support frame, moving the telescopic rod and driving the compression liner to be pressed on the main beam surface to fix the whole beam assembly.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. The utility model provides a wind-powered electricity generation blade is location frock for girder which characterized in that: including left crossbeam and the right crossbeam that is located blade mould top, left crossbeam and right crossbeam pass through locking muffjoint, are close to the one end fixedly connected with left branch strut of mould steelframe at left crossbeam, are equipped with the locking mechanism who is connected with the mould steelframe in the lower part of left branch strut, link into an integrated structure with left branch strut and mould steelframe through locking mechanism, are equipped with first support frame and second support frame at the position interval that is close to the blade girder at right crossbeam, the lower extreme of first support frame be equipped with blade mould assorted arcwall the below of second support frame is equipped with adjustable hold-down mechanism, adjustable hold-down mechanism including connect the telescopic machanism in second support frame bottom with connect the packing pad on the telescopic link in telescopic machanism.

2. The wind-powered electricity generation blade is location frock for girder according to claim 1, its characterized in that: the telescopic mechanism is any one of an air cylinder, a hydraulic cylinder or an electric push rod.

3. The wind-powered electricity generation blade is location frock for girder according to claim 1, its characterized in that: locking mechanism including fixed first splint that set up on the left branch strut and the second splint that can follow the left branch strut and reciprocate, the second splint pass through the sliding block setting on the slide of left branch strut side be equipped with locking screw on the sliding block.

4. The wind-powered electricity generation blade is location frock for girder according to claim 1, its characterized in that: the locking sleeve is provided with a sleeve, two ends of the sleeve are sleeved at the end parts of the left cross beam and the right cross beam, and the sleeve is provided with a locking screw used for limiting the positions of the left cross beam and the right cross beam.

5. The wind-powered electricity generation blade is location frock for girder according to claim 1, its characterized in that: the upper end of the pressing pad is provided with a spherical connecting end which is rotatably arranged in a spherical groove at the end part of the telescopic rod.

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