Yaw angle detection equipment based on PLC control architecture

Abstract

The utility model belongs to the field of wind power generation, and particularly relates to yaw angle detection equipment based on a PLC (programmable logic controller) control framework, which comprises a bearing table, a supporting block is assembled on the bearing table, a storage box is assembled on the supporting block, an opening is formed in the storage box, guide rods are assembled on the storage box, limiting blocks are assembled on the two guide rods, and movable blocks are assembled on the guide rods. According to the yaw angle detection equipment based on the PLC control framework, the problems that when an existing yaw angle detection equipment is used in winter, the yaw angle detection equipment cannot be used in winter, the yaw angle detection equipment cannot be damaged, and the yaw angle detection equipment cannot be damaged are solved through cooperation of the movable block and the shielding plate; and falling snow is easy to attach to a wind direction sensor and a wind speed sensor, the snow melting is slow, the later use effect is influenced, and the detection data is abnormal.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of wind power generation, concretely is a yaw angle detection equipment based on PLC control framework. BACKGROUND

[0002] Wind turbine yaw measurement mainly detects the yaw angle of the wind turbine nacelle relative to the wind direction. In the process of wind power generation, the wind turbine needs to adjust the orientation of the nacelle in real time in order to maximize the capture of wind energy.

[0003] The existing wind power control system uses a programmable logic controller (PLC) to control the detection of the yaw angle of the nacelle and to transmit the detection results to the control system, thereby achieving automatic wind adjustment of the nacelle. However, the existing yaw angle detection equipment based on PLC control framework still has the following problems in use:

[0004] The existing yaw angle detection equipment is installed on the top of the wind turbine. When the yaw angle detection equipment is used in winter, the falling snow is easily attached to the wind direction sensor and the wind speed sensor. The accumulated snow melts slowly, affecting the later use effect and the abnormal detection data. Therefore, it is necessary to involve a yaw angle detection equipment based on PLC control framework for the existing wind power field, SUMMARY

[0005] In order to make up for the shortcomings of the prior art, the existing yaw angle detection equipment is used in winter, and the falling snow is easily attached to the wind direction sensor and the wind speed sensor. The accumulated snow melts slowly, affecting the later use effect and the abnormal detection data. The utility model provides a yaw angle detection equipment based on PLC control framework.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a yaw angle detection equipment based on PLC control framework, comprising a bearing table, a plurality of supporting blocks are fixedly assembled on the bearing table, a receiving box is fixedly assembled on the top of the plurality of supporting blocks, an opening is arranged on the top of the receiving box, guide rods are fixedly assembled on the symmetrical two side faces of the receiving box, limit blocks are fixedly assembled on one end of the two guide rods, movable blocks are movably assembled on the two guide rods, operating plates are fixedly assembled on the bottom of the movable blocks, vertical rods are fixedly assembled on the top of the movable blocks, extension rods are fixedly assembled on one end of the vertical rods, shielding plates are fixedly assembled on one end of the extension rods, and the shielding plates are located above the opening of the receiving box.

[0007] As a preferred, the symmetrical two side faces of the receiving box are provided with traction openings, a yaw angle data instrument is fixedly assembled on the bearing table, and the yaw angle data instrument is located between the supporting blocks.

[0008] As preferred, the top of the storage box is fixedly provided with a gas cylinder, the gas cylinder is located above the yaw angle data instrument, the output end of the gas cylinder is fixedly provided with a piston rod, the piston rod is movably penetrated into the inside of the storage box, the top of the piston rod is fixedly provided with an adjusting block, and the adjusting block is fixedly provided with a fixing column.

[0009] As preferred, the top of the fixing column is fixedly provided with a connecting block, the connecting block is fixedly provided with a wind direction sensor, and the connecting block is fixedly provided with a wind speed sensor.

[0010] As preferred, the symmetrical two sides of the adjusting block are both fixedly provided with an assembling plate, the assembling plate is movably provided with an adjusting rod, the other end of the adjusting rod is movably provided with an operating plate, and the adjusting rod is movably provided with a traction opening.

[0011] As preferred, the bottom of the bearing table is fixedly provided with a plurality of mounting plates, the mounting plate is movably provided with a supporting rod, the bottom of the supporting rod is movably provided with a fixing plate, the bottom of the fixing plate is fixedly provided with a bearing seat, and the bearing seat is provided with a plurality of threaded holes.

[0012] The utility model discloses the beneficial effect lies in:

[0013] 1. The threaded hole on the bearing seat is fixedly assembled on the wind turbine generator by bolt respectively, so that the bearing table and the wind turbine generator have stability, the wind direction sensor and the wind speed sensor detect in the high altitude, and the data is fed back to the yaw angle data instrument, so that the automatic wind adjustment of the cabin is realized, the cylinder is started, the piston rod drives the adjusting block to move down, under the action of the adjusting rod, the movable block moves on the guide rod, when the fixing column drives the wind direction sensor and the wind speed sensor on the connecting block to enter the inside of the storage box respectively, two movable blocks move on the guide rod, so that the movable block drives the extension rod on the vertical rod to move, the extension rod drives the baffle to approach each other, until two baffles are pasted, at this time, two baffles shield the opening of the storage box, which helps to block the snow in winter, and the wind direction sensor and the wind speed sensor are protected, so that the snow does not cover the wind direction sensor and the wind speed sensor, and the use effect is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0015] Figure 1The utility model discloses a yaw angle detection equipment structure schematic diagram based on PLC control framework.

[0016] Figure 2 The utility model discloses a yaw angle detection equipment structure schematic diagram based on PLC control framework.

[0017] Figure 3 The utility model discloses an adjustable detection equipment structure schematic diagram.

[0018] Figure 4 The utility model discloses a traction type shielding plate structure schematic diagram.

[0019] In the drawing,

[0020] 10, bearing station, 11, mounting plate, 12, support rod, 13, fixed plate,

[0021] 20, bearing seat, 21, screw hole, 22, yaw angle data appearance, 23, support block,

[0022] 30, storage box, 31, traction mouth, 32, cylinder, 33, guide rod,

[0023] 40, limit block, 41, connecting block, 42, wind direction sensor, 43, wind speed sensor,

[0024] 50, piston rod, 51, adjusting block, 52, fixed column, 53, adjusting rod,

[0025] 60, assembly plate, 61, movable block, 62, operating plate, 63, vertical rod,

[0026] 70, extension rod, 71, shielding plate. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the utility model.

[0028] The following will be combined with the drawings in the embodiments of the utility model, Figure 1 — Figure 4 The application will be further described in detail,

[0029] The embodiments of the application disclose a yaw angle detection equipment based on PLC control framework. Refer to Figure 1 and Figure 4The utility model provides a kind of yaw angle detection equipment based on PLC control architecture, including bearing platform 10, bearing platform 10 is fixedly equipped with multiple support blocks 23, the top of multiple support blocks 23 is fixedly equipped with storage box 30, the top of storage box 30 is provided with opening, the upper portion of the symmetry two sides of storage box 30 is fixedly equipped with guide rod 33 symmetrically, one end of two guide rods 33 is fixedly equipped with limit block 40, two movable blocks 61 are movably equipped on two guide rods 33, the bottom of movable block 61 is fixedly equipped with operating plate 62, the top of movable block 61 is fixedly equipped with vertical rod 63, one end of vertical rod 63 is fixedly equipped with extension rod 70, one end of extension rod 70 is fixedly equipped with shielding plate 71 located above the opening of storage box 30, by two movable blocks 61 on guide rod 33 are moved, so that movable block 61 drives extension rod 70 on vertical rod 63 moves, extension rod 70 drives shielding plate 71 to be close to each other, until two shielding plates 71 are pasted, when two shielding plates 71 shield the opening of storage box 30, it is helpful to block white snow in winter.

[0030] Refer to Figure 1 - Figure 3 The symmetry two sides of storage box 30 are provided with traction opening 31, bearing platform 10 is fixedly equipped with yaw angle data instrument 22 between support block 23, the top of storage box 30 is fixedly equipped with pneumatic cylinder 32, pneumatic cylinder 32 is located above yaw angle data instrument 22, the output end of pneumatic cylinder 32 is fixedly equipped with piston rod 50, piston rod 50 is movably penetrated into the inside of storage box 30, the top of piston rod 50 is fixedly equipped with adjusting block 51, adjusting block 51 is fixedly equipped with fixed column 52, the top of fixed column 52 is fixedly equipped with connecting block 41, wind direction sensor 42 is fixedly equipped on connecting block 41, wind speed sensor 43 is fixedly equipped on connecting block 41, the symmetry two sides of adjusting block 51 are fixedly equipped with assembly plate 60, adjusting rod 53 is movably equipped on assembly plate 60, the other end of adjusting rod 53 is movably equipped with operating plate 62, adjusting rod 53 moves on traction opening 31, the bottom of bearing platform 10 is fixedly equipped with multiple mounting plates 11, support rod 12 is movably equipped on mounting plate 11, the bottom of support rod 12 is movably equipped with fixed plate 13, the bottom of fixed plate 13 is fixedly equipped with bearing seat 20, multiple threaded holes 21 are arranged on bearing seat 20, threaded holes 21 on bearing seat 20 are fixedly equipped on wind turbine generator using bolt respectively, so that bearing platform 10 and wind turbine generator have firmness, start pneumatic cylinder 32, piston rod 50 drives adjusting block 51 to move downwards, under the action of adjusting rod 53, movable block 61 moves on guide rod 33, when fixed column 52 drives wind direction sensor 42 and wind speed sensor 43 on connecting block 41 respectively enter the inside of storage box 30, shielding plate 71 is close to each other at this time.

[0031] Working principle: the threaded hole 21 on the bearing seat 20 is respectively fixed and assembled on the wind turbine by using bolt, so that the bearing table 10 and the wind turbine have stability, the cylinder 32 is started, the piston rod 50 drives the adjusting block 51 to move downwards, under the action of the adjusting rod 53, the movable block 61 moves on the guide rod 33, when the fixed column 52 drives the wind direction sensor 42 and the wind speed sensor 43 on the connecting block 41 to enter the inside of the storage box 30 respectively, the two movable blocks 61 move on the guide rod 33, so that the movable block 61 drives the extension rod 70 on the vertical rod 63 to move, the extension rod 70 drives the shielding plate 71 to approach each other, until the two shielding plates 71 are attached, at this time, the two shielding plates 71 shield the opening of the storage box 30, which is helpful to block the snow in winter, and plays a protective role on the wind direction sensor 42 and the wind speed sensor 43, avoids the snow from covering the wind direction sensor 42 and the wind speed sensor 43, and improves the use effect.

[0032] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed.

Claims

1. A yaw angle detection device based on a PLC control architecture, characterized by: The utility model provides a kind of bearing table (10), the bearing table (10) is fixedly equipped with multiple support blocks (23), the top of multiple support blocks (23) is fixedly equipped with receiving box (30), the top of receiving box (30) is provided with opening, the upper portion of the symmetry two sides of receiving box (30) is fixedly equipped with guide rod (33) symmetrically, one end of two guide rods (33) is fixedly equipped with limit block (40), two guide rods (33) are movably equipped with movable block (61), the bottom of movable block (61) is fixedly equipped with operating plate (62), the top of movable block (61) is fixedly equipped with vertical rod (63), one end of vertical rod (63) is fixedly equipped with extension rod (70), one end of extension rod (70) is fixedly equipped with baffle (71), baffle (71) is located above the opening of receiving box (30).

2. The yaw angle detection device based on PLC control architecture according to claim 1, characterized in that: The symmetry two sides of the receiving box (30) are provided with traction opening (31), and the bearing table (10) is fixedly equipped with yaw angle data instrument (22), which is located between the support blocks (23).

3. The yaw angle detection device based on PLC control architecture according to claim 2, characterized in that: The top of the receiving box (30) is fixedly equipped with air cylinder (32), and the air cylinder (32) is located above the yaw angle data instrument (22), and the output end of the air cylinder (32) is fixedly equipped with piston rod (50), the piston rod (50) is movably penetrated into the inside of the receiving box (30), and the top of the piston rod (50) is fixedly equipped with adjusting block (51), and the adjusting block (51) is fixedly equipped with fixed column (52).

4. The yaw angle detection device based on PLC control architecture according to claim 3, characterized in that: The top of the fixed column (52) is fixedly equipped with connecting block (41), and the connecting block (41) is fixedly equipped with wind direction sensor (42), and the connecting block (41) is fixedly equipped with wind speed sensor (43).

5. The yaw angle detection device based on PLC control architecture according to claim 4, characterized in that: The symmetry two sides of the adjusting block (51) are fixedly equipped with assembly plate (60), and the assembly plate (60) is movably equipped with adjusting rod (53), and the other end of the adjusting rod (53) is movably equipped with operating plate (62), and the adjusting rod (53) is movably equipped with traction opening (31).

6. The yaw angle detection device based on PLC control architecture according to claim 1, characterized in that: The bottom of the bearing table (10) is fixedly equipped with multiple mounting plates (11), and the mounting plate (11) is movably equipped with support rod (12), and the bottom of the support rod (12) is movably equipped with fixed plate (13), and the bottom of the fixed plate (13) is fixedly equipped with bearing seat (20), and the bearing seat (20) is provided with multiple threaded holes (21).

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