CN216595169U

CN216595169U - Fixing structure of ultrasonic anemorumbometer for wind power engine room

Info

Publication number: CN216595169U
Application number: CN202123216770.4U
Authority: CN
Inventors: 田晓舜
Original assignee: Zhengzhou Fenghuo Electric Power Technology Co ltd
Current assignee: Zhengzhou Fenghuo Electric Power Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-24
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a fixing structure of an ultrasonic anemorumbometer for a wind power cabin, which relates to the technical field of anemorumbometers and solves the technical problems that bolts are easy to loosen and fall off and the reliability of the measured value of equipment is low when the existing vibration occurs; according to the ultrasonic anemorumbometer, the sleeve and the limiting block are arranged, and the ultrasonic anemorumbometer is fixed on the meteorological mast by means of relative movement of the sleeve and the switching support, so that the ultrasonic anemorumbometer is convenient to install and use.

Description

Fixing structure of ultrasonic anemorumbometer for wind power engine room

Technical Field

The utility model relates to the technical field of anemorumbometers, in particular to the technical field of fixing structures of ultrasonic anemorumbometers for wind power engine rooms.

Background

The ultrasonic anemorumbometer is also called an ultrasonic anemorumbometer and an ultrasonic anemorumbometer sensor, is an instrument developed based on the ultrasonic principle and used for measuring wind speed and direction, and calculates wind speed and direction by utilizing the time or frequency difference of sending sound wave pulses by a measuring sending end and receiving sound wave pulses by a measuring receiving end. In short, since the propagation speed of sound in air is superimposed on the air flow speed in the wind direction, if the propagation direction of ultrasonic waves is the same as the wind direction, the speed thereof is increased; conversely, if the propagation direction of the ultrasonic wave is opposite to the wind direction, its speed becomes slow. Therefore, under a fixed detection condition, the speed of the ultrasonic wave propagating in the air can correspond to the wind speed function, namely, the accurate wind speed and wind direction can be obtained through calculation.

The existing ultrasonic anemorumbometer comprises a positioning plate and an ultrasonic unit arranged on the upper end of the positioning plate, a cover plate is arranged on the upper end of the positioning plate through a supporting rod and used for preventing rain, snow, hail and the like from covering the ultrasonic unit, the structure in the ultrasonic unit is blocked by erosion, the ultrasonic unit is unstable in working, a switching support is arranged at the lower end of the positioning plate and used for installing the ultrasonic anemorumbometer on a meteorological mast, and the connecting mode of the ultrasonic anemorumbometer is generally bolted connection.

Because the connection mode of the ultrasonic anemorumbometer and the meteorological mast is simple, when the ultrasonic anemorumbometer shakes, the bolt is easy to loosen and fall off, so that the use effect of the ultrasonic anemorumbometer is poor, and the reliability of the measured value of the device is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the technical problem, the utility model provides a fixing structure of an ultrasonic anemorumbometer for a wind power cabin.

The utility model specifically adopts the following technical scheme for realizing the purpose:

the utility model provides a wind-powered electricity generation is fixed knot of supersound anemorumbometer for cabin constructs, includes the locating plate, set firmly in the bracing piece of locating plate upper surface, set firmly in upper end of the support bar apron, set firmly in the switching support of locating plate lower surface and set up in the ultrasonic unit of locating plate upper surface, the lower extreme of switching support is provided with the mounting hole, be provided with the meteorological mast in the mounting hole, the upper end screw thread cover of meteorological mast is equipped with the sleeve pipe, just the sleeve pipe is clearance fit with the mounting hole, and sheathed tube lateral wall is provided with spacing recess, spacing recess includes transition portion and the restriction portion that is used for restricting meteorological mast and switching support, and the lateral wall of mounting hole set firmly with spacing recess matched with stopper.

Furthermore, a fixing groove is formed in the top of the mounting hole, a magnet is connected in the fixing groove in a clamping mode, a damping spring is arranged on the lower surface of the magnet, and the lower end of the damping spring is abutted to the upper end of the meteorological mast.

Further, the mounting hole bottom is provided with supplementary fixed establishment along the circumference of fixed slot, supplementary fixed establishment includes supplementary groove, connecting rod and arc fastening block, the supplementary groove sets up in the bottom of mounting hole, and supplementary groove and fixed slot intercommunication, and the bottom surface in supplementary groove has set firmly the connecting rod, the pot head under the connecting rod are equipped with the arc fastening block, and relative rotation can be made with the connecting rod to the arc fastening block.

Further, the number of the auxiliary fixing mechanisms is four, and the auxiliary fixing mechanisms are uniformly distributed along the circumferential direction of the fixing groove.

Further, a fastening hole is formed in the side wall of the mounting hole, a fastening bolt is connected to the fastening hole in a threaded mode, and the inner end of the fastening bolt extends inwards and is abutted to the outer side wall of the sleeve.

Furthermore, the outer side wall of the adapter bracket is sleeved with a rubber ring for wrapping the head of the fastening bolt.

Furthermore, the projection shape of spacing recess is "L" type, just transition portion is the vertical part that spacing recess extends along the sleeve pipe axis, restriction portion is the horizontal part that spacing recess extends along sleeve pipe circumference.

Furthermore, the number of the limiting grooves is two, the limiting grooves are symmetrically arranged along the circumferential direction of the outer side wall of the sleeve, and the number of the limiting blocks is the same as that of the limiting grooves.

The utility model has the following beneficial effects:

1. according to the ultrasonic anemoscope, the sleeve and the limiting block are arranged, and the limiting block moves along the limiting groove by utilizing the relative movement of the sleeve and the switching support, so that the ultrasonic anemoscope is fixed on the meteorological mast, and the ultrasonic anemoscope is convenient to install and use.

2. According to the ultrasonic anemoscope, the magnets and the damping springs are arranged, the limiting blocks are abutted to the limiting grooves by means of elastic force of the damping springs, so that friction force between the limiting blocks and the sleeves is increased, the fixing effect of the switching support and the meteorological mast is ensured, and when vibration occurs, the damping springs absorb and store potential energy and slow down vibration of the ultrasonic anemoscope.

3. According to the utility model, the distance between the sleeve and the side wall of the mounting hole is adjusted by arranging the fastening bolt and utilizing the movement of the fastening bolt, so that the distance between the limiting block and the limiting groove is adjusted, and the relative movement of the limiting block and the limiting groove is ensured.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the mounting hole;

FIG. 3 is a left side cross-sectional view of the present invention;

FIG. 4 is a cross-sectional view of a fastening bolt;

FIG. 5 is a schematic structural view of the sleeve;

reference numerals: 1-positioning plate, 2-supporting rod, 3-cover plate, 4-switching bracket, 5-ultrasonic unit, 6-mounting hole, 7-meteorological mast, 8-sleeve, 9-limiting groove, 10-transition part, 11-limiting part, 12-limiting block, 13-fixing groove, 14-magnet, 15-damping spring, 16-auxiliary fixing mechanism, 17-auxiliary groove, 18-connecting rod, 19-arc-shaped fastening block, 20-fastening hole, 21-fastening bolt and 22-rubber ring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

Example 1

As shown in fig. 1, 3 and 5, the present embodiment provides a fixing structure of an ultrasonic anemorumbometer for a wind power cabin, which includes a positioning plate 1, a supporting rod 2 fixed on an upper surface of the positioning plate 1, a cover plate 3 fixed on an upper end of the supporting rod 2, a switching bracket 4 fixed on a lower surface of the positioning plate 1, and an ultrasonic unit 5 arranged on an upper surface of the positioning plate 1, the lower end of the adapter bracket 4 is provided with a mounting hole 6, a meteorological mast 7 is arranged in the mounting hole 6, the upper end of the meteorological mast 7 is sheathed with a sleeve 8 by screw thread, the sleeve 8 is in clearance fit with the mounting hole 6, the outer side wall of the sleeve 8 is provided with a limit groove 9, the limiting groove 9 comprises a transition part 10 and a limiting part 11 used for limiting the meteorological mast 7 and the switching support 4, and a limiting block 12 matched with the limiting groove 9 is fixedly arranged on the side wall of the mounting hole 6.

Specifically, the adapter bracket 4 is a cylinder, a circular mounting hole 6 is formed in the lower end of the adapter bracket 4, and a limiting block 12 is arranged on the side wall of the mounting hole 6 near the opening end, so that the limiting block 12 limits the sleeve 8 in the mounting hole 6; the upper end of the meteorological mast 7 is provided with external threads so as to be convenient for installing the sleeve 8; the sleeve 8 is provided with a transition part 10 for entering the limiting part 11 and a limiting part 11 for blocking the limiting block 12 from moving relatively, so that the switching bracket 4 and the sleeve 8 are relatively static, the sleeve 8 is in clearance fit with the switching bracket 4, and the limiting block 12 is in close fit with the limiting groove 9; the projection shape of the limiting groove 9 can be an 'L' shape, and vertically limits the limiting block 12 positioned on the limiting part 11, and can also be an 'S' shape, and horizontally limits the limiting block 12 positioned on the limiting part 11.

The working principle of the embodiment is as follows:

firstly, the sleeve 8 and the meteorological mast 7 are rotated until the sleeve 8 and the meteorological mast 7 are fixed, and then the limit block 12 of the switching bracket 4 enters the limit part 11 along the transition part 10 of the limit groove 9, so that the switching bracket 4 and the meteorological mast 7 are fixed.

Example 2

As shown in fig. 2 and 3, in the present embodiment, a preferable scheme of a fixing structure of an ultrasonic anemoscope for a wind turbine nacelle is provided, specifically, a fixing groove 13 is disposed at the top of the mounting hole 6, a magnet 14 is clamped in the fixing groove 13, a damping spring 15 is magnetically adsorbed on the lower surface of the magnet 14, and the lower end of the damping spring 15 abuts against the upper end of the meteorological mast 7.

Specifically, the fixing groove 13 is a circular groove, and the shape of the magnet 14 is the same as that of the fixing groove 13 so that the magnet 14 is attached to the side wall of the fixing groove 13 and the magnet 14 is securely mounted in the fixing groove 13. Preferably, the fixed slot 13 is the toper circular platform groove, and the major orifice end of fixed slot 13 is located the below of macrostoma end, and magnet 14's thickness is less than the degree of depth of fixed slot 13, and when magnet 14 was installed in to fixed slot 13, because the lateral wall of fixed slot 13 and magnet 14 all has the inclined plane for magnet 14 can follow the inclined plane and more deepen in fixed slot 13, improve fixed effect of fixed slot 13 to magnet 14, prevent that magnet 14 from taking place to drop.

Through the design, when the limiting block 12 is close to the limiting part 11 along the transition part 10, the upper end of the meteorological mast 7 extrudes the lower end of the damping spring 15, and the upper end of the damping spring 15 is fixedly connected with the magnet 14, so that the damping spring 15 is gradually compressed, and the damping spring 15 stores elastic potential energy; when the limiting block 12 is arranged on the limiting part 11, the damping spring 15 is in a compressed state and has a tendency of resetting, so that the adapting bracket 4 and the meteorological mast 7 have a tendency of being separated from each other, the upper end of the limiting block 12 abuts against the lower side wall of the limiting part 11, the anti-sliding capacity of the limiting block 12 and the sleeve 8 is increased, and the installation effect of the equipment is improved; when the limiting block 12 is far away from the limiting part 11 along the transition part 10, the compressed damping spring 15 is gradually reset, and the damping spring 15 stores elastic potential energy and converts the elastic potential energy into kinetic energy for the switching bracket 4, so that the switching bracket 4 is convenient to detach.

Example 3

As shown in fig. 2 and 3, the embodiment provides a preferred scheme of a fixing structure of an ultrasonic anemorumbometer for a wind turbine nacelle, specifically, an auxiliary fixing mechanism 16 is arranged at the bottom of the mounting hole 6 along the circumferential direction of the fixing groove 13, the auxiliary fixing mechanism 16 includes an auxiliary groove 17, a connecting rod 18 and an arc-shaped fastening block 19, the auxiliary groove 17 is arranged at the bottom of the mounting hole 6, the auxiliary groove 17 is communicated with the fixing groove 13, the connecting rod 18 is fixedly arranged on the bottom surface of the auxiliary groove 17, the arc-shaped fastening block 19 is sleeved at the lower end of the connecting rod 18, and the arc-shaped fastening block 19 and the connecting rod 18 can rotate relatively.

The auxiliary fixing mechanism 16 is used for further limiting the position relation between the magnet 14 and the fixing groove 13, specifically, the cross section of the auxiliary groove 17 is circular, and the auxiliary groove 17 is communicated with the fixing groove 13 and has an overlapped part; the height of the connecting rod 18 is consistent with the depth of the auxiliary groove 17, and the lower end of the connecting rod 18 is fixedly arranged at the center of the auxiliary groove 17; the far end of the arc-shaped fastening block 19 is attached to the side wall of the auxiliary groove 17, and the upper surface of the arc-shaped fastening block 19 and the lower surface of the magnet 14 are in the same horizontal plane, so that when the arc-shaped fastening block 19 is rotated to the overlapped part of the auxiliary groove 17 and the fixing groove 13, the upper surface of the arc-shaped fastening block 19 is partially attached to the lower surface of the magnet 14, and the position of the magnet 14 in the fixing groove 13 is limited; the connection mode of the arc-shaped fastening block 19 and the connecting rod 18 can be threaded connection or rotatable connection.

Example 4

As shown in fig. 2, the present embodiment provides a preferable scheme of a fixing structure of an ultrasonic anemorumbometer for a wind turbine nacelle, specifically, four auxiliary fixing mechanisms 16 are provided and are uniformly distributed along the circumferential direction of the fixing groove 13. With such a design, the number of limit points at which the auxiliary fixing mechanism 16 limits the magnet 14 is increased, the effect of limiting the magnet 14 is improved, the magnet 14 is prevented from being separated from the adaptor bracket 4, and the positional relationship of the damper spring 15 in the mounting hole 6 is ensured.

Example 5

As shown in fig. 4, in the present embodiment, a preferable scheme of the fixing structure of the ultrasonic anemorumbometer for the wind turbine nacelle is provided, specifically, a fastening hole 20 is provided on a side wall of the mounting hole 6, a fastening bolt 21 is connected to the fastening hole 20 through a female thread, and an inner end of the fastening bolt 21 extends inward and abuts against an outer side wall of the sleeve 8. Through such design, when sleeve pipe 8 set up in mounting hole 6, operating personnel rotated fastening bolt 21, made fastening bolt 21 inwards move, until fastening bolt 21's the inner and the lateral wall of sleeve pipe 8 offset, closely laminated stopper 12 and spacing recess 9, ensured stopper 12 to the auto-lock of sleeve pipe 8.

Example 6

As shown in fig. 1 and 4, in this embodiment, a preferable scheme of a fixing structure of an ultrasonic anemoscope for a wind turbine nacelle is provided, specifically, a rubber ring 22 for covering a head of a fastening bolt 21 is sleeved on an outer side wall of the adapter bracket 4. Through such design, after fastening bolt 21 fixed sleeve 8, operating personnel utilizes rubber circle 22 to cladding fastening bolt 21's head to prevent fastening bolt 21 from receiving erosion such as external rainwater, improve fastening bolt 21 and spend long time.

Example 7

As shown in fig. 5, the present embodiment provides a preferable scheme of a fixing structure of an ultrasonic anemoscope for a wind turbine nacelle, specifically, a projection shape of the limiting groove 9 is "L" shaped, the transition portion 10 is a vertical portion of the limiting groove 9 extending along an axis of the sleeve 8, and the limiting portion 11 is a horizontal portion of the limiting groove 9 extending along a circumferential direction of the sleeve 8. Through the design, the transition part 10 is parallel to the axis of the sleeve 8 and is communicated with the top of the sleeve 8, so that the limiting block 12 can enter and separate from the limiting groove 9 when the sleeve 8 and the switching bracket 4 move relatively; the limiting portion 11 is arranged along the circumferential direction of the sleeve 8 and communicated with the lower end of the limiting portion 11, so that the limiting block 12 is limited and the limiting block 12 is prevented from moving vertically.

Example 8

As shown in fig. 3 and 5, this embodiment provides a preferred scheme of a fixing structure of an ultrasonic anemorumbometer for a wind power cabin, specifically, two limiting grooves 9 are provided, and are symmetrically arranged along the circumferential direction of the outer side wall of the sleeve 8, and the number of the limiting blocks 12 is the same as the number of the limiting grooves 9. Through the design, the support points of the adapter bracket 4 on the sleeve 8 are increased, so that the stress of the sleeve 8 is balanced, and the mounting effect of the adapter bracket 4 and the sleeve 8 is ensured.

Claims

1. The utility model provides a wind-powered electricity generation is fixed knot of supersound anemorumbometer for cabin constructs, includes locating plate (1), set firmly in bracing piece (2) of locating plate (1) upper surface, set firmly in apron (3) of bracing piece (2) upper end, set firmly in switching support (4) of locating plate (1) lower surface and set up in ultrasonic unit (5) of locating plate (1) upper surface, its characterized in that: the lower extreme of switching support (4) is provided with mounting hole (6), be provided with meteorological mast (7) in mounting hole (6), the upper end screw thread cover of meteorological mast (7) is equipped with sleeve pipe (8), just sleeve pipe (8) are clearance fit with mounting hole (6), and the lateral wall of sleeve pipe (8) is provided with spacing recess (9), spacing recess (9) including transition portion (10) with be used for restricting restriction portion (11) of meteorological mast (7) and switching support (4), and the lateral wall of mounting hole (6) set firmly with spacing recess (9) matched with stopper (12).

2. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 1, characterized in that: the top of mounting hole (6) is provided with fixed slot (13), joint has magnet (14) in fixed slot (13), the lower surface of magnet (14) is provided with damping spring (15), just damping spring (15) the lower extreme with the upper end butt of meteorological mast (7).

3. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 2, characterized in that: the utility model discloses a fixing device for fixing a car seat, including mounting hole (6), auxiliary fixing mechanism (16) are provided with along the circumference of fixed slot (13) bottom, auxiliary fixing mechanism (16) include auxiliary tank (17), connecting rod (18) and arc fastening block (19), auxiliary tank (17) set up in the bottom of mounting hole (6), and auxiliary tank (17) and fixed slot (13) intercommunication, the bottom surface in auxiliary tank (17) has set firmly connecting rod (18), the lower pot head of connecting rod (18) are equipped with arc fastening block (19), and relative rotation can be made with connecting rod (18) to arc fastening block (19).

4. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 3, characterized in that: the number of the auxiliary fixing mechanisms (16) is four, and the auxiliary fixing mechanisms are uniformly distributed along the circumferential direction of the fixing groove (13).

5. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 1, characterized in that: the side wall of the mounting hole (6) is provided with a fastening hole (20), a fastening bolt (21) is connected with the fastening hole (20) in a threaded manner, and the inner end of the fastening bolt (21) extends inwards and is abutted against the outer side wall of the sleeve (8).

6. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 1, characterized in that: the outer side wall of the switching support (4) is sleeved with a rubber ring (22) used for wrapping the head of the fastening bolt (21).

7. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 1, characterized in that: the projection shape of spacing recess (9) is "L" type, just transition portion (10) are the perpendicular portion that spacing recess (9) extend along sleeve pipe (8) axis, restriction portion (11) are spacing recess (9) along sleeve pipe (8) circumference extension horizontal portion.

8. The fixing structure of the ultrasonic anemorumbometer for the wind power nacelle according to claim 1, characterized in that: the number of the limiting grooves (9) is two, the limiting grooves are symmetrically arranged along the circumferential direction of the outer side wall of the sleeve (8), and the number of the limiting blocks (12) is the same as that of the limiting grooves (9).