CN220197386U - Wind power generation blade test fixture - Google Patents

Abstract

The utility model provides a wind power generation blade test fixture, which relates to the technical field of wind power generation and comprises a base, wherein a placement plate is arranged on the upper surface of the base, a plurality of second sliding grooves are formed in the upper surface of the placement plate, a plurality of first air cylinders are arranged on the outer surface of one side of the placement plate, and first clamping blocks are fixedly connected with output shafts of the first air cylinders. According to the utility model, the first clamping block and the second clamping block are driven to move relatively together through the starting of the first air cylinder and the second air cylinder, then the effect of limiting the moving distance of the first clamping block and the second clamping block is achieved through the arrangement of the second sliding groove, and the effect of driving the first moving block and the second moving block to stretch up and down is achieved through the arrangement of the first spring and the second spring.

Description

Wind power generation blade test fixture

Technical Field

The utility model relates to the technical field of wind power generation, in particular to a wind power generation blade test fixture.

Background

The design of the blades in the wind driven generator directly influences the conversion efficiency of wind energy and the annual energy generation amount, is an important ring of wind energy utilization, the blades are the most basic and key components in the wind driven generator, and the good design, the reliable quality and the superior performance are the determining factors for ensuring the normal and stable operation of the unit.

In the prior art, for example: chinese patent CN 215179905U discloses an artificial intelligence testing device for wind power generation blades, which comprises a base, a movable rod is movably mounted on one side of the base, a movable plate is fixedly mounted on one side of the movable rod, a first motor is fixedly mounted on one side of the movable plate, a first driving wheel is fixedly mounted at the output end of the first motor through a rotating shaft, and a rotating rod is movably mounted in the middle of the movable plate. This device stretches out and draws back through electric telescopic handle and drives the fly leaf and remove, and the axis of rotation that later utilizes first motor to pass through the output drives first drive wheel and rotates, later drives the second drive wheel through the drive belt and rotates to drive dwang and cross mount and rotate, utilize ultrasonic flaw detector to detect the fan leaf, detect whether there is tiny crackle on fan leaf surface and inside to exist, prevent that unqualified fan leaf from flowing into market, cause the loss, thereby promote the qualification rate of product.

In the above-mentioned patent, though through the setting of electric telescopic handle, fly leaf, first motor, first drive wheel, second drive wheel, cross mount and ultrasonic flaw detector, reach the effect that detects the fan blade, but it only carries out the centre gripping to the fan blade through spring and second fixed disk when detecting, and then detects for the effect of centre gripping is relatively poor, because the elasticity of spring is undulant, although can reach the effect of protection fan blade, but can make the fixed centre gripping of fan blade unstable, thereby influences the testing result, proposes a wind power generation blade test fixture to improve and optimize for this reason.

Disclosure of Invention

The utility model aims to solve the problem that in the prior art, the fan blades are clamped through a spring and a second fixed disc, so that the fixed clamping of the fan blades is unstable.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a wind power generation blade test fixture, includes the base, the upper surface of base is provided with places the board, place the upper surface of board and seted up a plurality of second spouts, the one side surface of placing the board is provided with a plurality of first cylinders, a plurality of the equal fixedly connected with first grip block of output shaft of first cylinder, and the lower surface of first grip block and the internal surface sliding connection of second spout, a plurality of the internal surface of first grip block all is provided with first spring, a plurality of the equal fixedly connected with first movable block of one end of first spring, one side surface of placing the board is provided with a plurality of second cylinders, a plurality of the equal fixedly connected with second grip block of output shaft of second cylinder, and the lower surface of second grip block and the internal surface sliding connection of second spout, a plurality of the internal surface of second grip block all is provided with the second spring, a plurality of the equal fixedly connected with second movable block of one end of second spring.

Preferably, the upper surface of base fixedly connected with support frame, the upper surface center department fixedly connected with supporting shoe of base.

Preferably, a handle is fixedly connected to the outer surface of one side of the placing plate, and a through groove is formed in the center of the upper surface of the placing plate.

Preferably, the upper surface of supporting shoe is provided with the second and detects the head, the internal surface sliding connection of support frame has first detection head, and the one end of first detection head extends to the outside of support frame.

Preferably, the upper surface threaded connection of first detection head has the stopper, a plurality of first spouts have been seted up to the surface of placing the board.

Preferably, the outer surface of the supporting frame is in sliding connection with the inner surface of the first sliding groove, and the outer surface of the supporting block is in sliding connection with the inner surface of the through groove.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. according to the utility model, the first clamping block and the second clamping block are driven to move relatively together through the starting of the first air cylinder and the second air cylinder, then the effect of limiting the moving distance of the first clamping block and the second clamping block is achieved through the arrangement of the second sliding groove, and the effect of driving the first moving block and the second moving block to stretch up and down is achieved through the arrangement of the first spring and the second spring.

2. According to the utility model, through the arrangement of the handle, the first sliding groove and the through groove, the effect that the placing plate can move back and forth is achieved, and through the arrangement of the first detection head and the second detection head, the effect that the fan blade is detected more comprehensively is achieved, and the detection effect is improved.

Drawings

Fig. 1 is a schematic diagram of a front view structure of a fixture for testing wind turbine blades according to the present utility model;

fig. 2 is a schematic bottom view of a wind turbine blade test fixture according to the present utility model;

FIG. 3 is a schematic top view of a fixture for testing wind turbine blades according to the present utility model;

FIG. 4 is a schematic diagram showing the overall structure of a fixture for testing wind turbine blades;

fig. 5 is an enlarged schematic view of the structure at a in fig. 4.

Legend description: 1. a base; 2. a support frame; 3. a limiting block; 4. a handle; 5. placing a plate; 6. a first chute; 7. a through groove; 8. a second chute; 9. a first detection head; 10. a support block; 11. a first cylinder; 12. a second cylinder; 13. a first clamping block; 14. a second clamping block; 15. a first moving block; 16. a second moving block; 17. a first spring; 18. a second spring; 19. and a second detection head.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

1-5, the utility model provides a wind power generation blade test fixture, which comprises a base 1, wherein a placing plate 5 is arranged on the upper surface of the base 1, a plurality of second sliding grooves 8 are formed in the upper surface of the placing plate 5, a plurality of first air cylinders 11 are arranged on the outer surface of one side of the placing plate 5, first clamping blocks 13 are fixedly connected to output shafts of the plurality of first air cylinders 11, the lower surfaces of the first clamping blocks 13 are slidably connected with the inner surfaces of the second sliding grooves 8, first springs 17 are arranged on the inner surfaces of the plurality of first clamping blocks 13, first moving blocks 15 are fixedly connected to one ends of the plurality of first springs 17, a plurality of second air cylinders 12 are arranged on the outer surface of one side of the placing plate 5, second clamping blocks 14 are fixedly connected to output shafts of the plurality of second air cylinders 12, the lower surface of the second clamping blocks 14 are slidably connected with the inner surfaces of the second sliding grooves 8, second springs 18 are arranged on the inner surfaces of the plurality of second clamping blocks 14, and second moving blocks 16 are fixedly connected to one ends of the plurality of second springs 18.

The effect that its whole embodiment 1 reached is, through the start-up of first cylinder 11 and second cylinder 12, drive first grip block 13 and second grip block 14 and move together relative movement, thereby can carry out the effect of centre gripping to the fan blade, then through the setting of second spout 8, reach the effect of restriction first grip block 13 and the distance that second grip block 14 moved, avoid operating personnel to not notice and make first grip block 13 and second grip block 14 collide together, cause the damage of first grip block 13 and second grip block 14, through the setting of first spring 17 and second spring 18, reach the effect that drives first movable block 15 and second movable block 16 and can stretch out and draw back from top to bottom, through above setting, make can carry out the centre gripping to the four sides of fan blade, make the centre gripping more stable, thereby conveniently detect.

Embodiment 2, as shown in fig. 1-5, the upper surface fixedly connected with support frame 2 of base 1, the upper surface center department fixedly connected with supporting shoe 10 of base 1, the one side surface fixedly connected with handle 4 of placing board 5, the upper surface center department of placing board 5 has seted up logical groove 7, the upper surface of supporting shoe 10 is provided with second detection head 19, the internal surface sliding connection of support frame 2 has first detection head 9, and the one end of first detection head 9 extends to the outside of support frame 2, the upper surface threaded connection of first detection head 9 has stopper 3, a plurality of first spouts 6 have been seted up to the surface of placing board 5, the surface of support frame 2 and the internal surface sliding connection of first spout 6, the surface of supporting shoe 10 and the internal surface sliding connection of logical groove 7.

The effect that its whole embodiment 2 reached is, through pulling of handle 4 place board 5 and remove, support frame 2 and supporting shoe 10 can keep motionless through the setting of first spout 6 and logical groove 7 for place board 5 can round trip movement, thereby make things convenient for first detection head 9 and second detection head 19 to detect the fan blade from beginning to end, avoid detection range to be incomplete, lead to detecting data to have errors, through the setting of first detection head 9 and second detection head 19 that sets up from top to bottom, thereby can carry out ultrasonic detection from top to bottom to the fan blade, detect whether the fan blade has tiny crackle, make the detection of fan blade more comprehensive.

Working principle: firstly, a fan blade to be detected is placed on a first clamping block 13, then, the first clamping block 13 and a second clamping block 14 are driven to move relatively together through the starting of a first air cylinder 11 and a second air cylinder 12, then, the two sides of the fan blade are clamped, then, a first moving block 15 and a second moving block 16 are pulled upwards, a first spring 17 and a second spring 18 are driven to stretch, the elastic recovery of the first spring 17 and the second spring 18 is utilized to clamp according to the thickness of the fan blade, after the fan blade is clamped, a first detection head 9 and a second detection head 19 are started, a handle 4 is pulled, a placing plate 5 moves back and forth on a support frame 2 and a support block 10 through a first sliding groove 6 and a through groove 7, and the first detection head 9 and the second detection head 19 can detect the fan blade from beginning to end.

The wiring diagrams of the first cylinder 11 and the second cylinder 12 in the present utility model belong to common knowledge in the art, the working principle thereof is a known technology, and the model thereof is selected to be an appropriate model according to actual use, so the control manner and wiring arrangement will not be explained in detail for the wiring diagrams of the first cylinder 11 and the second cylinder 12.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (6)

1. Wind power generation blade test fixture, including base (1), its characterized in that: the upper surface of base (1) is provided with places board (5), place the upper surface of board (5) and seted up a plurality of second spouts (8), place one side surface of board (5) and be provided with a plurality of first cylinders (11), a plurality of the equal fixedly connected with first grip block (13) of output shaft of first cylinder (11), and the lower surface of first grip block (13) and the internal surface sliding connection of second spout (8), a plurality of the internal surface of first grip block (13) all is provided with first spring (17), a plurality of the one end of first spring (17) all fixedly connected with first movable block (15), place one side surface of board (5) is provided with a plurality of second cylinders (12), a plurality of the equal fixedly connected with second grip block (14) of output shaft of second cylinder (12), and the lower surface of second grip block (14) and the internal surface sliding connection of second spout (8), a plurality of the internal surface of second grip block (14) all is provided with second spring (18) a plurality of second spring (18) all the equal fixed connection of second spring (18).

2. The wind turbine blade test fixture of claim 1, wherein: the upper surface of base (1) fixedly connected with support frame (2), the upper surface center department fixedly connected with supporting shoe (10) of base (1).

3. The wind turbine blade test fixture of claim 2, wherein: the handle (4) is fixedly connected to the outer surface of one side of the placing plate (5), and a through groove (7) is formed in the center of the upper surface of the placing plate (5).

4. The wind turbine blade test fixture of claim 2, wherein: the upper surface of supporting shoe (10) is provided with second detection head (19), the internal surface sliding connection of support frame (2) has first detection head (9), and the one end of first detection head (9) extends to the outside of support frame (2).

5. The wind turbine blade test fixture of claim 4, wherein: the upper surface threaded connection of first detection head (9) has stopper (3), a plurality of first spouts (6) have been seted up to the surface of placing board (5).

6. The wind turbine blade test fixture of claim 5, wherein: the outer surface of the supporting frame (2) is in sliding connection with the inner surface of the first sliding groove (6), and the outer surface of the supporting block (10) is in sliding connection with the inner surface of the through groove (7).