CN106290955B

CN106290955B - Wind measuring tower instrument conveying, loading and unloading device and using method

Info

Publication number: CN106290955B
Application number: CN201610882483.1A
Authority: CN
Inventors: 任东辉; 胡晓静
Original assignee: Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Current assignee: Three Gorges Technology Co ltd; Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Priority date: 2016-10-09
Filing date: 2016-10-09
Publication date: 2022-11-11
Anticipated expiration: 2036-10-09
Also published as: CN106290955A

Abstract

The invention provides a wind measuring tower instrument conveying handling device.A cross beam is arranged on a wind measuring tower and comprises a wind measuring system, wherein the wind measuring system comprises a support rod and a wind measuring instrument fixedly arranged at the top of the support rod; a guide system is arranged on the cross beam, and a position on the guide system, which is close to the end part, is provided with a limiting part; the wind measuring tower further comprises a traction system, the traction system comprises a traction rope and a steering pulley used for changing the direction of the traction rope, the steering pulley is fixed at the end portion of the cross beam, the traction rope is fixedly connected with the supporting rod, two ends of the traction rope are respectively fixed on the wind measuring tower, and the traction rope drives the wind measuring system to reciprocate along the guide system. The invention also provides a using method of the device. The invention solves the problems of large danger coefficient, complex operation, long construction time, low reliability and the like in the operations of installation, maintenance, replacement and the like of the wind meter positioned at high altitude.

Description

Anemometer tower instrument conveying, loading and unloading device and using method

Technical Field

The invention relates to the technical field of steel structure engineering in civil engineering and the technical field of wind energy resource measurement and evaluation of wind power plants, in particular to a wind measuring instrument conveying, loading and unloading device for a wind measuring tower instrument support and a using method thereof.

Background

The wind measuring tower is a tower body which is built at a representative station site in a proposed wind power plant for meeting the measurement and evaluation of wind energy resources, the height is usually 70 m-100 m, and supporting cross beams are respectively arranged at different heights, such as 10m, 50m, 60m, 70m, 80m, 90m and 100m, on the tower body according to the requirements of wind resource planning specialties, so as to install wind measuring instruments, as shown in figure 1.

According to the national standard GB/T18709-18709 wind power plant wind energy resource measurement method 6.2.2.1, a wind speed and wind direction sensor is fixed on a firm cross beam which is more than 3 times of the diameter of a truss type wind measuring tower and more than 6 times of the diameter of a circular tube type wind measuring tower. According to the standard, the length of the anemometer tower instrument support is usually longer, generally from several meters to dozens of meters, and the longest length can exceed twenty meters.

Wind measuring instruments (including a wind speed sensor, a wind direction sensor, a data acquisition unit and the like) need to be installed at the far end of an instrument support. During actual construction, a worker often slowly climbs to an instrument mounting position along an instrument support beam to mount and overhaul equipment. Although the operation mode is direct, the efficiency is slow, and the operation mode belongs to high-altitude moving operation and has high danger coefficient.

A self-standing truss anemometer tower is disclosed in the Chinese utility model patent specification with the application number of 200620049534.4, and a rotatable anemometer supporting rod is disclosed in the Chinese utility model patent specification with the application number of 200620048998.3. The two schemes greatly improve the operation safety, but need the cooperation of a plurality of people, and in order to replace the instrument of a certain elevation, the workers are required to climb up and down between different elevations of the tower body

Disclosure of Invention

In view of the above disadvantages of the prior art, a first technical problem to be solved by the present invention is to provide a conveying and handling device for solving the problems of large risk factor, complex operation, long construction time, low reliability, etc. in the installation, maintenance, replacement, etc. of a wind meter located at a high altitude.

In order to achieve the purpose, the invention provides a conveying, loading and unloading device for an instrument of a wind measuring tower, wherein a cross beam is arranged on the wind measuring tower, and the conveying, loading and unloading device comprises a wind measuring system, wherein the wind measuring system comprises a supporting rod and a wind measuring instrument fixedly arranged at the top of the supporting rod; the beam is provided with a guide system, and a position on the guide system, which is close to the end part, is provided with a limiting part; the wind measuring tower is characterized by further comprising a traction system, wherein the traction system comprises a traction rope and a steering pulley used for changing the direction of the traction rope, the steering pulley is fixed at the end part of the cross beam, the traction rope is fixedly connected with the supporting rod, two ends of the traction rope are respectively fixed on the wind measuring tower, and the traction rope drives the wind measuring system to move back and forth along the guide system.

Preferably, the guide system comprises a top plate, two side plates and a bottom plate, the two side plates are respectively fixed on the cross beam, the top plate is fixed above the side plates, and a sliding groove is formed in the top plate along the length direction; the bottom plate is positioned between the top plate and the cross beam, and two side edges of the bottom plate are respectively fixed on corresponding side plates; the wind measuring system comprises a sliding base arranged below the supporting rod.

Preferably, the bottom plate is provided with a slide rail, and the slide rail is in sliding fit with the sliding base.

Preferably, a stopping portion is arranged on the supporting rod and is located above the top plate.

Preferably, the side plates and the bottom plate are provided with drain holes.

Preferably, the wind measuring device further comprises a vertical limiting member arranged near the end of the guide system, the vertical limiting member is fixed below the top plate, and when the wind measuring system moves to the end of the guide system, the sliding base is located between the vertical limiting member and the bottom plate.

Preferably, the vertical limiting member is fixed below the top plate by an elastic member.

Preferably, the top plate is provided with an elastic hoop at a position close to the limiting part, and a fixing part of the elastic hoop is matched with the supporting rod in shape.

The second technical problem to be solved by the present invention is to provide a method for using the wind measuring tower instrument conveying handling device, which comprises the following installation steps:

s1, fixedly connecting a support rod with a traction rope to ensure reliable connection;

s2, forming a wind measuring system by the wind measuring instrument, the supporting rod and the sliding base;

s3, adjusting the position of the anemometry system to enable the anemometry system to enter the guide system, and ensuring that the anemometry system can move relative to the guide system;

s4, pulling the traction rope to enable the wind measuring system to move towards one end far away from the wind measuring tower on the cross beam until the supporting rod abuts against the limiting part;

preferably, the method further comprises the following replacing steps:

s5, pulling the traction rope to enable the anemometry system to move towards the direction of the anemometry tower on the cross beam;

s6, when the wind measuring system is close to the wind measuring tower, stopping pulling the traction rope, and firmly fixing two ends of the traction rope on the wind measuring tower;

and S7, disassembling the anemoscope from the supporting rod.

As described above, the anemometer tower instrument conveying, handling and using method according to the present invention has the following advantageous effects:

1. the wind measuring system is pulled by the pulling rope to move along the guide system, so that the high-altitude climbing translation operation frequently carried out when workers install and overhaul the wind measuring instrument is avoided, and the construction risk is reduced.

2. The instrument can be conveyed and installed by a worker standing at the tower body through the traction rope, and the operation is convenient and simple.

3. The device designs on the basis of the existing anemometer tower structure system, provides corresponding improvement measures for some structure connection nodes, and has wide application range.

Drawings

Fig. 1 is a schematic structural diagram of a anemometer tower.

Fig. 2 is a schematic structural diagram of a wind measuring system installed on a wind measuring tower.

Fig. 3 is a partial structure schematic diagram of the connection of the stress rope and the cross beam.

Fig. 4 is a top view of fig. 3.

Fig. 5 isbase:Sub>A sectional view taken along linebase:Sub>A-base:Sub>A in fig. 2.

Fig. 6 is a sectional view taken along line B-B in fig. 2.

Fig. 7 is a partial structure diagram of the end of the present invention.

Fig. 8 is a view in the direction of C-C of fig. 7.

Fig. 9 is a schematic structural view of the top plate.

Fig. 10 is a sectional view taken along line D-D in fig. 7.

Fig. 11 is a sectional view taken along line E-E in fig. 8.

Fig. 12 is a schematic view of the working principle of the movement of the anemometry system in the invention.

Fig. 13 is a top view of fig. 12.

Fig. 14 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 15 is a schematic structural view of the elastic hoop.

Fig. 16 is a top view of fig. 15.

Fig. 17 is a schematic structural diagram of a third embodiment of the present invention.

Fig. 18 is a schematic structural diagram of a fourth embodiment of the present invention.

FIG. 19 is a schematic structural diagram of a fifth embodiment of the present invention

Description of the element reference numerals

10. Anemometer tower

20. Cross beam

200. Guide groove

201. Guide plate

21. Guiding system

210. Limiting part

211. Vertical position limiter

212. Elastic piece

213. Limiting groove

22. Top board

221. Sliding chute

23. Side plate

231. Drain hole

24. Base plate

241. Sliding rail

250. Stress rope

251. Ear plate

252. Auxiliary rod

30. Wind measuring system

300. Sliding part

301. Spacing groove

31. Support rod

311. Stop part

32. Wind measuring instrument

33. Sliding base

34. Roller trolley

40. Traction system

41. Traction rope

42. Diverting pulley

43. Fixing piece

50. Elastic hoop

501. Connecting rod

502. Fixing part

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, ratios, sizes, etc. shown in the drawings and attached to the description are only for understanding and reading the disclosure of the present invention, and are not intended to limit the practical conditions of the present invention, so that the present invention has no technical significance, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the technical contents of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship may be made without substantial technical changes.

As shown in fig. 1 to 19, the present invention provides a wind measuring tower instrument transportation handling device, as shown in fig. 2, which needs to be fixed at a far end when the wind measuring tower instrument works. As shown in fig. 2, 5 and 6, the wind measuring tower 10 is provided with a beam 20, the wind measuring tower of the invention includes a wind measuring system 30, the wind measuring system 30 includes a support rod 31 and a wind measuring instrument 32 fixed on the top of the support rod 31, and the wind measuring instrument 32 is provided with elements such as a wind speed sensor, a wind direction sensor and a data collector for measuring various data of high-altitude wind. The beam 20 is provided with a guide system 21, and the anemometry system 30 can reciprocate along the guide system 21. The invention further comprises a traction system 40, wherein the traction system 40 comprises a traction rope 41 and a diverting pulley 42 for changing the direction of the traction rope, the diverting pulley 42 is fixed at the end of the cross beam 20, the diverting pulley 42 can be a pulley with a larger diameter (see fig. 14) or two pulleys with a smaller diameter (see fig. 7), the traction rope 41 is fixedly connected with the support rod 31, two ends of the traction rope 41 are respectively fixed on the wind measuring tower 10, the wind measuring system 30 can be driven to reciprocate along the guide system 21 through the traction rope 41, a control device can be arranged on the wind measuring tower 10, the traction rope 41 is fixed on the control device, the wind measuring system can move forwards or backwards through the control device, a limit part 210 is arranged on the guide system 21 close to the end, the limit part 210 is generally an arc-shaped tensile groove, and the support rod 31 is embedded in the limit part 210 through the traction rope 41, so that the wind measuring system 30 can be fixed in the horizontal direction.

Preferably, the guiding system 21 includes a top plate 22, side plates 23 and a bottom plate 24, the two side plates 23 are respectively fixed on the cross beam 20 by welding, the top plate 22 is fixed above the side plates 23 by welding, a sliding groove 221 (see fig. 9) is formed in the top plate 22 along the length direction, the bottom plate 24 is located between the top plate 22 and the cross beam 20, two side edges of the bottom plate are respectively fixed on the corresponding side plates 23 by welding, the wind measuring system 30 includes a sliding base 33 arranged below the supporting rod, and when the wind measuring system 30 moves, the supporting rod 31 moves along the sliding groove 221. The anemometry system 30 and the bottom plate 24 of the present invention can adopt two matching modes, the first mode is as shown in fig. 5 and fig. 6, preferably, a slide rail 241 is arranged on the bottom plate 24, and the slide rail 241 is in sliding fit with the sliding base 33; in a second mode, as shown in fig. 17, preferably, a roller trolley 34 is arranged below the sliding base 33, the wind measuring system 33 is fixed on the roller trolley 34, and when the traction rope 41 pulls the wind measuring system 30, rollers of the roller trolley 34 roll on the bottom plate 24, so that the wind measuring system 30 moves forward or backward.

As shown in fig. 5, 6 and 17, preferably, the supporting rod 31 is provided with a stopping portion 311, the stopping portion 311 is located above the top plate 22, the stopping portion 311 is generally a snap key, and two snap keys are symmetrically arranged on the supporting rod 31, so as to ensure that the anemometry system 30 does not roll over or greatly shake even if it slides rapidly. As shown in fig. 10, the side plates 23 and the bottom plate 24 are preferably provided with a certain number of drainage holes 231, respectively, so as to prevent water accumulation in the guide system 21 due to rain.

As shown in fig. 8 and fig. 11, preferably, the present invention further includes a vertical limiting member 211 disposed near an end of the guiding system 21, the vertical limiting member 211 is fixed below the top plate 22, when the wind measuring system 30 moves to an end position of the guiding system 21, the sliding base 33 is embedded in a gap between the vertical limiting member 211 and the bottom plate 24, so as to fix the wind measuring system 30 at the vertical position, and the vertical limiting member 211 is generally two vertically arranged steel plates. As shown in fig. 14, preferably, the vertical limiting member 211 is fixed below the top plate 22 by an elastic member 212, and the elastic member 212 applies an elastic force to the vertical limiting member 211, in general, the vertical limiting member 211 is tightly attached to the bottom plate 24 due to the elastic force, when the wind measurement system 30 moves to a position close to the vertical limiting member 211, due to the pulling force of the pulling rope 41 in the forward direction, the sliding base 33 pushes up the vertical limiting member 211 until the entire sliding base 33 is located between the vertical limiting member 211 and the bottom plate 24, preferably, a limiting groove 213 is formed on the vertical limiting member 211, and correspondingly, a limiting block is formed on the bottom plate 24, so as to further fix the wind measurement system 30, and ensure that the position of the wind measurement system 30 does not shift, and the elastic member 212 may be a spring. The angle of the vertical limiting part 211, which is in contact with the sliding base 33 first, is a rounded angle, so that the sliding base 33 can enter between the vertical limiting part 211 and the bottom plate 24. Preferably, the top plate 22 is provided with an elastic hoop 50 at a position close to the limiting portion 210, a fixing portion 502 of the elastic hoop 50 is matched with the shape of the support rod 31, a connecting rod 501 of the elastic hoop 50 is fixed on the top plate 22, the fixing portion 502 is fixed on the connecting rod 501, and when the wind measuring system 30 moves to a specific position, the fixing portion 502 can be clamped on the support rod 31, so as to further prevent the wind measuring system 30 from moving.

Preferably, as shown in fig. 11, 14 and 17, a plurality of fasteners 43, typically stop rings, are provided below the cross beam 20 to prevent excessive oscillation and swinging of the pull cords 41 during operation or under wind load.

The invention also provides two embodiments as follows:

in the first embodiment, as shown in fig. 18, preferably, the top of the cross beam 20 is provided with a guide groove 200, and the anemometry system 30 includes a sliding part 300 which is provided below the support rod 31 and has a vertical plate shape, and the sliding part 300 is inserted into the guide groove 200 and is in sliding fit with the guide groove 200.

In the second embodiment, as shown in fig. 19, preferably, a guide plate 201 is disposed on a top of the cross beam 20, the wind measuring system 30 includes a limiting groove 301 disposed below the support rod 31, and the limiting groove 301 is sleeved on the guide plate 201 and is in sliding fit with the guide plate 201.

In the present invention, the direction in which the anemometry system 30 moves away from the anemometry tower 10 is an advancing direction, and the direction in which the anemometry system moves closer to the anemometry tower 10 is a retreating direction.

The invention also provides an embodiment of a using method of the wind measuring tower instrument conveying handling device, which comprises the following installation steps:

s1, fixedly connecting a support rod 31 with a traction rope 41 to ensure reliable connection;

s2, the connection between the traction rope 41 and the anemometer tower 10 in the advancing direction is released, the loose state of the traction rope is kept, the anemometer 32 is installed on the support rod 31 and forms the anemometer system 30 together with the sliding base 33, and whether the connection between the support rod 31 and the traction rope 41 is firm or not is checked;

s3, adjusting the position of the anemometry system 30, so that the anemometry system 30 enters the guide system 21, and ensuring that the anemometry system 30 can move relative to the guide system 21, preferably, the sliding base 33 is seated on the sliding rail 241 and forms a sliding fit, and the stopping part 311 is located above the top plate 22 and close to the top plate 22;

and S4, pulling the traction rope 41 in the forward direction to enable the wind measuring system 30 to move towards one end far away from the wind measuring tower 10 on the cross beam 20 until the support rod 31 abuts against the limiting part 210, and at the moment, the sliding base 33 is located between the vertical limiting part 211 and the bottom plate 24.

After the anemometry system 30 moves to a designated position, the hauling cable 41 in the forward direction is kept in a tensioned state, the hauling cable 41 is firmly fixed on the anemometry tower 10, and meanwhile, whether the connection between the hauling cable 41 in the backward direction and the anemometry tower 10 is loosened or not is checked.

Preferably, the invention further comprises the following disassembly steps:

s5, pulling the traction rope 41 to enable the anemometry system 30 to move towards the anemometry tower 10 on the cross beam 20;

s6, when the anemometry system 30 is close to the anemometry tower 10, stopping pulling the pulling rope 41, and firmly fixing two ends of the pulling rope 41 on the anemometry tower 10;

s7, according to specific requirements of overhauling or replacing equipment, the anemometer 32 is detached from the supporting rod 31, and technical operation in the aspect of equipment is carried out.

In conclusion, the wind measuring tower instrument conveying, loading and unloading device can enable workers to stand in a safer tower body main body to operate, so that high-altitude transverse moving operation is avoided, and safety is improved; workers can convey and install and fix the instrument by drawing the steel wire rope, so that labor is saved, convenience is brought, efficiency is high, and the instrument can be operated by one person; the device is matched with a common anemometer tower structure system, the length of an instrument support is almost not limited, and the application range is wide; the device does not change the stress system of the instrument support, even has certain strengthening effect on the instrument support, and is firm and reliable as a whole. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A wind measuring tower instrument conveying, handling and installing device is characterized by comprising a cross beam (20) arranged on a wind measuring tower (10), and a wind measuring system (30), wherein the wind measuring system (30) comprises a support rod (31), a wind measuring instrument (32) fixedly arranged at the top of the support rod (31), and a sliding base (33) arranged below the support rod (31); a guide system (21) is arranged on the cross beam (20), and a limiting part (210) is arranged on the guide system (21) at a position close to the end part; the wind measuring device is characterized by further comprising a traction system (40), wherein the traction system (40) comprises a traction rope (41) and a steering pulley (42) used for changing the direction of the traction rope, the steering pulley (42) is fixed at the end part of the cross beam (20), the traction rope (41) is fixedly connected with the supporting rod (31), two ends of the traction rope (41) are respectively fixed on the wind measuring tower (10), and the wind measuring system (30) can be driven to reciprocate along the length direction of the guide system (21) through the traction rope (41);

the guide system (21) comprises a top plate (22), side plates (23) and a bottom plate (24), wherein the two side plates (23) are vertically fixed on the cross beam (20) respectively, the top plate (22) is fixed above the side plates (23), the bottom plate (24) is positioned between the top plate (22) and the cross beam (20), and two side edges of the bottom plate are fixed on the corresponding side plates (23) respectively; the wind measuring device is characterized by further comprising a vertical limiting part (211) arranged at the end part close to the guide system (21), wherein the vertical limiting part (211) is fixed below the top plate (22), and when the wind measuring system (30) moves to the end part position of the guide system (21), the sliding base (33) is located between the vertical limiting part (211) and the bottom plate (24).

2. The anemometer tower instrumentation transport handling device of claim 1 wherein: the top plate (22) is provided with a sliding groove (221) along the length direction.

3. The anemometer tower instrumentation transport handling device of claim 1, wherein: the bottom plate (24) is provided with a sliding rail (241), and the sliding rail (241) is in sliding fit with the sliding base (33).

4. The anemometer tower instrumentation transport handling device of claim 1 wherein: a stopping part (311) is arranged on the supporting rod (31), and the stopping part (311) is positioned above the top plate (22).

5. The anemometer tower instrumentation transport handling device of claim 1 wherein: and the side plates (23) and the bottom plate (24) are provided with water drainage holes (231).

6. The anemometer tower instrumentation transport handling device of claim 1 wherein: the vertical limiting piece (211) is fixed below the top plate (22) through an elastic piece (212).

7. The anemometer tower instrumentation transport handling device of claim 1, wherein: the position that is close to spacing portion (210) on roof (22) is equipped with elasticity staple bolt (50), the fixed part (502) of elasticity staple bolt (50) with the shape looks adaptation of bracing piece (31).

8. Use of a wind tower instrument transfer handling apparatus according to any of claims 1 to 7, comprising the following installation steps:

s1, fixedly connecting a support rod (31) with a traction rope (41) to ensure reliable connection;

s2, forming a wind measuring system (30) by the wind measuring instrument (32), the supporting rod (31) and the sliding base (33);

s3, adjusting the position of the wind measuring system (30), enabling the wind measuring system (30) to enter the guide system (21), and ensuring that the wind measuring system (30) can move relative to the guide system (21);

s4, pulling the traction rope (41) to enable the anemometry system (30) to move towards one end far away from the anemometry tower (10) on the cross beam (20) until the support rod (31) abuts against the limiting part (210).

9. The method of using a anemometer tower instrumentation transport handler according to claim 8, further comprising the replacement steps of:

s5, pulling the traction rope (41) to enable the anemometry system (30) to move towards the anemometry tower (10) on the cross beam (20);

s6, when the wind measuring system (30) is close to the wind measuring tower (10), stopping pulling the traction rope (41), and firmly fixing two ends of the traction rope (41) on the wind measuring tower (10);

s7, detaching the anemoscope (32) from the supporting rod (31).