CN211856638U

CN211856638U - Wind turbine vane capable of automatically calibrating and adjusting orientation

Info

Publication number: CN211856638U
Application number: CN202020096384.2U
Authority: CN
Inventors: 张华�; 黑迎旭
Original assignee: China Power Investment Xinjiang Energy Chemical Group Hami Co Ltd
Current assignee: China Power Investment Xinjiang Energy Chemical Group Hami Co Ltd
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-11-03
Anticipated expiration: 2030-01-16

Abstract

The utility model provides a wind turbine vane capable of automatically calibrating and adjusting direction, which comprises a turntable, a diamond groove, a wind vane, a first total reflection prism, a zero position pointer, a laser generator, a dial scale, a scale pointer and a second total reflection prism, wherein a sliding rod is uniformly and fixedly connected around the bottom end of the diamond groove, the other end of the sliding rod is in sliding connection with the turntable, the upper end of the turntable is adhered with the wind vane, one side of the wind vane is fixedly connected with a bearing plate block, the upper end of the bearing plate block is rotationally connected with the first total reflection prism by a rotating shaft, the upper end of the zero position pointer is fixedly connected with the laser generator, the weather station at the front end of the zero position pointer is fixedly connected with the dial scale, the middle part of the dial scale is rotationally connected with the scale pointer, and the upper end of the scale pointer is fixedly connected with the second total reflection prism, the utility model solves the, making its alignment orientation with a large null offset.

Description

Wind turbine vane capable of automatically calibrating and adjusting orientation

Technical Field

The utility model relates to a wind energy conversion system wind vane technical field, more specifically the theory that says so relates to a wind energy conversion system wind vane of orientation is adjusted in automatic calibration.

Background

A wind turbine is a power machine that converts wind energy into mechanical work, and is also called a windmill. In a broad sense, the heat energy utilization engine takes the sun as a heat source and takes the atmosphere as a working medium.

The wind power plant fan power curve is a judgment basis for judging whether the fan can achieve the optimal power generation capacity at the corresponding wind speed, and the current optimized power curve mainly adopts methods of blade zero alignment, wind vane adjustment, wind measuring system loop inspection and the like. When the fan runs, the fan judges the wind facing condition of the fan by monitoring the included angle between the wind vane and the S pole, the machine head is driven to rotate through the yaw system, the machine head of the fan is opposite to the wind direction, and the impeller has the largest windward area to achieve the maximum power generation capacity. Because the manual adjusting tool is troublesome when the wind vane is used for calibrating the wind direction, the zero deviation is large when the wind vane is calibrated.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automatic wind energy conversion system wind vane of calibration regulation orientation to it is comparatively troublesome that manual regulation is used when carrying out the orientation of calibration wind to solve the wind vane on the current wind energy conversion system, and zero offset is great when making its calibration orientation.

The utility model relates to an automatic aim at of wind energy conversion system wind vane of calibration regulation orientation is reached by following specific technological means:

a wind vane of a wind turbine with automatic orientation calibration and adjustment comprises a weather station, a rotary disc, a rhombic groove, a wind vane, a movable plate, a connecting spring, a first total reflection prism, a zero pointer, a laser generator, a dial, a scale pointer and a second total reflection prism, wherein the rhombic groove penetrates through the inside of the weather station, the movable plate penetrates through the inner wall of the rhombic groove, the connecting spring is fixedly connected with the rear end of the movable plate, a sliding rod is uniformly and fixedly connected to the periphery of the bottom end of the rhombic groove, the other end of the sliding rod is in sliding connection with the rotary disc, the wind vane is adhered to the upper end of the rotary disc, a bearing plate is fixedly connected to one side of the wind vane, the first total reflection prism is rotatably connected to the upper end of the bearing plate through a rotating shaft, the zero pointer is fixedly connected to the weather station at the left end of the rhombic groove, and the laser generator is fixedly connected, the weather station at the front end of the zero pointer is fixedly connected with a dial, the middle of the dial is rotatably connected with a scale pointer, and the upper end of the scale pointer is fixedly connected with a second total reflection prism.

Preferably, the fixed position of the bearing plate is the zero-degree scale mark position of the wind vane, and the rotating shafts arranged on the bearing plate are sleeved with each other, one part is connected with the bearing plate, and the other part is connected with the first total reflection prism.

Preferably, the right end of the connecting power line is connected with the switch button, the switch button is connected with the inner part of the turntable through the position of the turntable, the switch button is arranged at the left end of the weather station, and the left end of the connecting power line is connected with the laser generator.

Preferably, the periphery of the turntable is provided with a sliding groove which is clamped with a sliding rod on the periphery in a sliding manner, and the diameter of the turntable is smaller than that of the wind vane.

Preferably, a knob is arranged around a scale pointer in the middle of the dial, and meanwhile, a zero-degree direction on the dial and a zero-degree direction on the wind vane form an included angle of 45 degrees.

Preferably, the laser beam generated by the laser generator is reflected to the first total reflection prism through the second total reflection prism and then emitted to the reference point of the cabin roof.

Preferably, the laser beam generated by the laser generator can swing transversely and vertically along with the rotation of the second total reflection prism after being reflected by the first total reflection prism and the second total reflection prism.

Has the advantages that:

1. this practicality is through shared position between total reflection prism and No. two total reflection prisms is very big saved the space, makes things convenient for it to be under construction, extrudees removal plate all around when the direction indicator is put into the prism recess simultaneously, removes plate extrusion coupling spring, and coupling spring can drive the further attached wind vane of removal plate reduction simultaneously, reaches the firm of wind vane.

2. The direction of the searched light path and the position of the laser point are adjusted by using the first total reflection prism and the second total reflection prism, the light path is simple in design, and the adjustment of the second total reflection prism is more accurate with the indication of the dial.

3. Secondly, the rotary disc automatically rotates under the starting of the button, so that the wind vane is more convenient to calibrate and adjust the orientation of the wind vane, and the zero pointer and the dial and the scale pointers on the dial are matched to enable the calibration orientation to be more accurate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic view of the overall appearance structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the nacelle according to the present invention.

Fig. 3 is the bottom structure diagram of the weather station of the present invention.

Fig. 4 is a schematic view of a total reflection prism structure of the present invention.

Fig. 5 is a schematic structural view of the sliding rod and the turntable of the present invention.

Fig. 6 is a schematic diagram of the optical path principle structure during detection according to the present invention.

Fig. 7 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In fig. 1 to 7, the correspondence between the component names and the reference numbers is: the wind power generation device comprises a tower-1, a cabin-2, blades-3, a weather station-4, a turntable-5, a battery-6, a connecting power line-7, a switch button-8, a diamond-shaped groove-9, a wind vane-10, a moving plate-11, a connecting spring-12, a first total reflection prism-13, a zero pointer-14, a laser generator-15, a dial-16, a scale pointer-17, a second total reflection prism-18, a bearing plate-19, a rotating shaft-20 and a sliding rod-21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

as shown in figures 1 to 7: a wind vane of a wind turbine with automatic orientation calibration and adjustment comprises a meteorological station 4, a rotary table 5, a diamond-shaped groove 9, a wind vane 10, a movable plate 11, a connecting spring 12, a first total reflection prism 13, a zero pointer 14, a laser generator 15, a dial 16, a scale pointer 17 and a second total reflection prism 18, wherein the top end of a tower frame 1 is rotatably connected with a cabin 2, the right end of the cabin 2 is rotatably connected with blades 3 by a contour, the top of the cabin 2 penetrates through the meteorological station 4, the inside of the meteorological station 4 penetrates through the diamond-shaped groove 9, the inner wall of the diamond-shaped groove 9 penetrates through the movable plate 11, the rear end of the movable plate 11 is fixedly connected with the connecting spring 12, the periphery of the bottom end of the diamond-shaped groove 9 is uniformly and fixedly connected with a sliding rod 21, the other end of the sliding rod 21 is slidably connected with the rotary table 5, the upper end of the rotary table 5 is adhered, the upper end of the bearing plate 19 is rotatably connected with a first total reflection prism 13 through a rotating shaft 20, a battery 6 is clamped at the lower end of the bottom of the weather station 4, two ends of the battery 6 are connected with a connecting power line 7 through wires, a zero pointer 14 is fixedly connected to the weather station 4 at the left end of the rhombic groove 9, a laser generator 15 is fixedly connected to the upper end of the zero pointer 14, a dial 16 is fixedly connected to the weather station 4 at the front end of the zero pointer 14, a scale pointer 17 is rotatably connected to the middle of the dial 16, and a second total reflection prism 18 is fixedly connected to the upper end of the scale pointer 17.

The fixed position of the bearing plate 19 is the zero-degree scale mark position of the wind vane 10, so that the wind vane 10 can be driven to contact and coincide with the zero pointer 14 when rotating under the action of the rotation of the turntable 5, and the rotating shaft 20 arranged on the bearing plate 19 is sleeved with the bearing plate 19, one part of the rotating shaft is connected with the bearing plate 19, the other part of the rotating shaft is connected with the total reflection prism 13, so that the total reflection prism 13 at the upper end of the rotating shaft can be turned over towards two ends, and the effect that the wind vane 10 is not obstructed by the zero pointer 14 when rotating is achieved.

Wherein, the right-hand member of connecting power cord 7 is connected with shift knob 8 to through 5 positions of carousel and 5 internal connections of carousel, shift knob 8 sets up at 4 left ends in meteorological station simultaneously, and the left end of connecting power cord 7 is connected with laser generator 15, makes it all use connecting power cord 7 to provide power for shift knob 8, carousel 5 and laser generator 15 in the effect of battery 6, thereby keeps the state that keeps normal operating.

Wherein, be provided with the setting that the spout slides with the slide bar 21 joint around carousel 5, the diameter of carousel 5 is less than the diameter of wind vane 10 simultaneously, and slide bar 21's setting all is used for bearing carousel 5, guarantees the firm of carousel 5, and carousel 5 is rotatory around carousel 5 at rotatory in-process slide bar 21 and reaches the effect that does not hinder the carousel 5 rotation.

Wherein, be provided with the knob around the scale pointer 17 in the middle part of calibrated scale 16, the setting of knob makes its rotation that carries out scale pointer 17 better, and the zero degree direction on the calibrated scale 16 forms 45 contained angles with the zero degree direction on the wind vane 10 simultaneously, makes it provide the direction for looking for the benchmark, and at this moment, the emergent light after the laser beam reflection through the prism is parallel with zero position pointer 14 point, and the laser beam direction is the same with wind vane 10 zero degree direction promptly.

The laser beam generated by the laser generator 15 is reflected to the first total reflection prism 13 through the second total reflection prism 18 and then emitted to the reference point on the top of the nacelle 2, so that the reference point is searched and determined.

After being reflected by the first total reflection prism 13 and the second total reflection prism 18, the laser beam generated by the laser generator 15 can swing transversely and vertically along with the rotation of the second total reflection prism 18, so that the zero deviation generated by the laser beam is smaller.

The working principle is as follows: firstly, a wind vane 10 is placed in a prismatic groove 9, the position of the wind vane 10 is more stabilized under the condition that a connecting spring 12 drives a movable plate 11 to restore under the extrusion of the movable plate 11 and the connecting spring 12, meanwhile, the lower end of the wind vane 10 is adhered to a turntable 5 to be kept stable, then a switch button 8 is pressed down to be connected with a power supply of a battery 6, the turntable 5 is driven to rotate through a connecting power line 7, the turntable 5 can drive the wind vane 10 to rotate, when the wind vane 10 rotates to a zero pointer 14 position, a bearing plate 19 and a first total reflection prism 13 are aligned, meanwhile, the first total reflection prism 13 has certain blocking force to keep the turntable 5 in place, then the switch button 8 is pressed down to stop the rotation of the turntable 5, then a scale pointer 17 on a rotatable dial 16 reaches a zero degree position, at this time, an included angle between the first total reflection prism 13 and the scale pointer 17 is 45 degrees, then, the laser generator 15 is started, the emergent light of the laser beam emitted by the laser generator after being reflected to the first total reflection prism 13 through the second total reflection prism 18 is the same as the zero-degree direction of the wind vane 10, next, the distance between the scale pointer 17 and the center line of the top of the cabin 2 is L1, the device is fixed on the wind vane 10 in the meteorological station 4, and the wind vane is fixed on the plane where the center line of the top of the cabin 2 is located. On the top plane of the nacelle 2, a point is taken along the top median of the nacelle 2, at a distance L from the device, perpendicular to the median, and marked as a reference point, which is distant from the median L1. At this time, a connecting line of a reflection point of the first total reflection prism 13 and the reference point is parallel to the whole central line of the upper end of the fan, and can be regarded as the wind direction of the wind driven generator, and finally, the first total reflection prism 13 can be turned over through the rotating shaft 20, the zero pointer 14 is not blocked any more, so that the wind vane can still rotate under the state that the rotating disc 5 is not stopped, the wind vane 10 can rotate to calibrate the wind direction, and the deviation value generated between the rotating discs 5 is closed by pressing the switch button 8 again, and is the zero deviation of the wind vane calibration.

Claims

1. The utility model provides an automatic wind turbine wind vane of direction is adjusted in calibration, includes meteorological station (4), carousel (5), rhombus recess (9), wind vane (10), removes plate (11), coupling spring (12), total reflection prism (13), zero pointer (14), laser generator (15), calibrated scale (16), scale pointer (17), total reflection prism (18) No. two, its characterized in that: the wind power station is characterized in that a rhombic groove (9) penetrates through the interior of the meteorological station (4), a movable plate (11) penetrates through the inner wall of the rhombic groove (9), a connecting spring (12) is fixedly connected to the rear end of the movable plate (11), a sliding rod (21) is uniformly and fixedly connected to the periphery of the bottom end of the rhombic groove (9), the other end of the sliding rod (21) is slidably connected with a rotary disc (5), a wind vane (10) is bonded to the upper end of the rotary disc (5), a bearing plate block (19) is fixedly connected to one side of the wind vane (10), a first total reflection prism (13) is rotatably connected to the upper end of the bearing plate block (19) through a rotating shaft (20), a zero indicator (14) is fixedly connected to the meteorological station (4) at the left end of the rhombic groove (9), and a laser generator (15) is fixedly connected to the upper end of the zero indicator (, the weather station (4) at the front end of the zero pointer (14) is fixedly connected with a dial (16), the middle of the dial (16) is rotatably connected with a scale pointer (17), and the upper end of the scale pointer (17) is fixedly connected with a second total reflection prism (18).

2. The self-calibrating, orientation adjusted wind turbine vane of claim 1, wherein: the fixed position of the bearing plate (19) is the zero-degree scale mark position of the wind vane (10), and meanwhile, the rotating shafts (20) arranged on the bearing plate (19) are sleeved with each other, one part is connected with the bearing plate (19), and the other part is connected with the first total reflection prism (13).

3. The self-calibrating, orientation adjusted wind turbine vane of claim 1, wherein: the wind vane is characterized in that a sliding groove is arranged around the rotary disc (5) and is connected with a sliding rod (21) around the rotary disc in a clamping and sliding mode, and the diameter of the rotary disc (5) is smaller than that of the wind vane (10).

4. The self-calibrating, orientation adjusted wind turbine vane of claim 1, wherein: the wind vane is characterized in that knobs are arranged around scale pointers (17) in the middle of the dial (16), and meanwhile, a zero-degree direction on the dial (16) and a zero-degree direction on the wind vane (10) form an included angle of 45 degrees.

5. The self-calibrating, orientation adjusted wind turbine vane of claim 1, wherein: the laser beam generated by the laser generator (15) is reflected to the first total reflection prism (13) through the second total reflection prism (18) and then emitted to the reference point of the top of the cabin (2).

6. The self-calibrating, orientation adjusted wind turbine vane of claim 1, wherein: the laser beam generated by the laser generator (15) can do horizontal and vertical swing along with the rotation of the second total reflection prism (18) after being reflected by the first total reflection prism (13) and the second total reflection prism (18).