CN219104001U

CN219104001U - Wind measuring tower verticality measuring device and wind measuring tower

Info

Publication number: CN219104001U
Application number: CN202223503558.0U
Authority: CN
Inventors: 张建平; 郭洁文; 王超; 胥卉; 高亮; 罗赣
Original assignee: Hunan Sany Smart New Energy Design Co ltd
Current assignee: Sany New Energy Investment Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-30
Anticipated expiration: 2032-12-27

Abstract

The utility model relates to the field of verticality measurement, and provides a wind measuring tower verticality measurement device and a wind measuring tower, wherein the wind measuring tower verticality measurement device comprises: the device comprises a laser measuring mechanism, a rotating mechanism, a leveling mechanism and a guide rod, wherein the rotating mechanism is used for adjusting the rotating angle of the laser measuring mechanism; the leveling mechanism is used for adjusting the levelness of the laser measuring mechanism relative to the ground; the two ends of the guide rod are used for being connected to any two edges of the anemometer tower. The measuring device for the verticality of the wind measuring tower is used for solving the defect that a measuring device in the prior art is greatly influenced by the field environment, and the laser measuring mechanism is connected to any two beams of the wind measuring tower through the guide rod, so that the distance measurement is realized, and the leveling mechanism and the level meter are matched to reduce the measuring error; the rotating mechanism can realize the measurement of the distance between the second laser of the laser range finder and a plurality of obstacles at the same position, so that the measuring flexibility of the device is higher, and the measuring process is more convenient, efficient and accurate due to the fact that the measuring process is affected by the external environment.

Description

Wind measuring tower verticality measuring device and wind measuring tower

Technical Field

The utility model relates to the technical field of verticality measurement, in particular to a verticality measurement device of a wind measuring tower and the wind measuring tower.

Background

In the process of installing, checking and maintaining the wind measuring tower, the verticality measurement is very important, and the service life of the wind measuring tower and the accuracy of measurement data are related. In the installation process of the anemometer tower, the adjustment of verticality is mostly completed through visual inspection.

The existing measuring device adopts the lifting rope to measure the verticality of the wind measuring tower, however, the lifting rope can be wound on the wind measuring tower body or fall off due to external influence after the wind measuring tower is installed, so that subsequent acceptance and maintenance work cannot be completed; on the other hand, the method requires observers to observe at 100m positions in three different directions of the anemometer tower, manual assistance is required, the method is difficult to complete in the anemometer tower area with flourishing vegetation, and the measurement efficiency is low.

Disclosure of Invention

The utility model provides a wind measuring tower verticality measuring device and a wind measuring tower, which are used for solving the defect that in the prior art, the measuring device is greatly influenced by the field environment, the measuring structure is greatly influenced by human visual inspection, a laser measuring mechanism is arranged on a tripod of the wind measuring tower through a guide rod, the leveling mechanism is matched with a level meter to realize leveling, and a rotating mechanism is used for realizing measurement of a plurality of distances of the laser measuring mechanism, so that visual inspection errors are reduced, and the measurement of verticality is ensured not to be realized by the field environment.

The utility model provides a verticality measuring device of a anemometer tower, which comprises:

the laser measuring mechanism comprises a level gauge and a laser range finder, wherein the laser range finder is used for emitting first laser and second laser, and the first laser is perpendicular to the second laser;

the rotating mechanism is connected with the laser measuring mechanism and is used for adjusting the rotating angle of the laser measuring mechanism;

the leveling mechanism is connected with the rotating mechanism and is used for adjusting the levelness of the laser measuring mechanism relative to the ground;

the two ends of the guide rod are used for being connected to any two sides of the anemometer tower, and the leveling mechanism is slidably connected to the guide rod.

According to the wind measuring tower verticality measuring device provided by the utility model, the laser measuring mechanism comprises a shell, the level gauge is arranged on the upper surface of the shell, the laser range finder is arranged in the shell, a first laser projection hole is formed in the upper surface of the shell and is used for transmitting the first laser, and a second laser projection hole is formed in the side surface of the shell and is used for transmitting the second laser;

wherein the rotation axis of the housing coincides with the first laser.

According to the wind measuring tower verticality measuring device provided by the utility model, the laser measuring mechanism further comprises a controller, the controller is arranged in the shell and is electrically connected with the laser range finder, and the controller is used for acquiring and calculating data of the laser range finder.

According to the wind measuring tower verticality measuring device provided by the utility model, the rotating mechanism comprises:

the connecting shaft is connected with the laser measuring mechanism at one end, and the axis of the connecting shaft is coincident with the axis of the rotating shaft of the laser measuring mechanism;

the bearing is rotatably connected with the other end of the connecting shaft, and the leveling mechanism is connected with the bearing.

According to the wind measuring tower verticality measuring device provided by the utility model, the leveling mechanism comprises:

one end of the ball rod is connected with the rotating mechanism, and the other end of the ball rod is provided with a ball head;

the ball seat comprises a multi-petal seat body and a connecting seat body, the ball head is arranged in the multi-petal seat body, external threads are arranged outside the multi-petal seat body, and the connecting seat body is slidably connected with the guide rod;

the locking piece is provided with internal threads, and the internal threads are matched with external threads of the multi-petal seat body.

According to the wind measuring tower verticality measuring device provided by the utility model, the guide rod comprises the guide groove which is formed along the length direction, the inner cavity of the connecting seat body is provided with the guide protrusion, the guide rod penetrates through the inner cavity of the connecting seat body, and the guide protrusion is matched with the guide groove.

According to the wind measuring tower verticality measuring device provided by the utility model, the ball seat further comprises a screwing piece, the connecting seat body is provided with a threaded hole, and the screwing piece is matched with the threaded hole and is abutted against the guide rod.

According to the wind measuring tower verticality measuring device provided by the utility model, the wind measuring tower verticality measuring device further comprises a connecting mechanism, wherein the connecting mechanism comprises a first connecting seat and a second connecting seat, the first connecting seat is in threaded connection with the second connecting seat, the first connecting seat is connected with the guide rod, and the second connecting seat is connected with the tripod of the wind measuring tower.

The utility model also provides a wind measuring tower, which comprises a first tripod and the wind measuring tower verticality measuring device, wherein the first tripod is in an equilateral triangle shape, and two ends of the guide rod are respectively connected with any two beams of the first tripod.

The wind measuring tower provided by the utility model further comprises a second tripod, wherein the second tripod is arranged above the first tripod along the height direction, a hexagonal projection plate is arranged in the second tripod, and three sides of the hexagonal projection plate at intervals are respectively connected with three sides of the second tripod;

the axis where the gravity centers of the first tripod and the second tripod are located is vertical to the ground.

According to the wind measuring tower verticality measuring device provided by the utility model, the laser measuring mechanism is connected to any two beams of the wind measuring tower through the guide rod, the leveling mechanism enables the laser range finder to move on the guide rod, so that the distance measurement of the first laser and the second laser is realized, the leveling mechanism and the level meter are matched, the laser measuring mechanism is completed in a horizontal state, and the measuring error is reduced; the rotating mechanism can realize the measurement of the distance between the second laser of the laser range finder and a plurality of surrounding obstacles at the same position, so that the measuring flexibility of the device is higher, the influence of the external environment on the measuring process is lower, the influence of human intervention is lower, and the measuring is more convenient, efficient and accurate.

Further, the wind measuring tower provided by the utility model has various advantages as described above because the wind measuring tower verticality measuring device is provided.

Drawings

In order to more clearly illustrate the utility model or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an installation state of a device for measuring verticality of a wind tower, provided by the utility model;

FIG. 2 is a schematic diagram of a structure of a device for measuring verticality of a wind tower according to the present utility model;

FIG. 3 is a schematic diagram of a laser measuring mechanism provided by the present utility model;

FIG. 4 is a cross-sectional view of the anemometer tower verticality measuring device provided by the utility model;

FIG. 5 is a cross-sectional view of a tee provided by the present utility model;

FIG. 6 is a cross-sectional view of a guide bar provided by the present utility model;

FIG. 7 is a cross-sectional view of a coupling mechanism provided by the present utility model;

FIG. 8 is a schematic diagram of a anemometer tower according to the present utility model;

fig. 9 is a schematic projection diagram of a method for measuring verticality of a wind measuring tower.

Reference numerals:

100: a laser measuring mechanism; 101: a level gauge; 102: a laser range finder; 103: a controller; 104: an indicator light; 110: a first laser; 111: a second laser; 121: an upper surface; 122: a side surface; 120: a housing; 200: a threaded fastener; 201: rubber cushion; 300: a rotation mechanism; 301: a first threaded rod; 302: rotating the handle; 303: a bearing; 400: a leveling mechanism; 401: a cue; 402: a locking member; 403: a ball seat; 410: a multi-petal seat body; 411: a valve body; 412: breaking the seam; 420: a connecting seat body; 421: a guide protrusion; 422: a threaded hole; 423: a screwing piece; 500: a guide rod; 501: a guide groove; 502: a connecting mechanism; 510: a first connection base; 520: a second connecting seat; 530: a screw; 521: an upper part; 522: a lower part; 600: a wind measuring tower; 601: a tripod; 602: a first connecting beam; 603: a second connection beam; 604: a third connecting beam; 610: a first tripod; 620: a second tripod; 630: a hexagonal projection plate.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the embodiments of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the embodiments of the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Embodiments of the present utility model are described below with reference to fig. 1 to 9. It is to be understood that the following are only illustrative embodiments of the present utility model and are not to be construed as limiting the utility model.

As shown in fig. 1 to 3, the present utility model provides a device for measuring verticality of a wind tower, comprising: the laser measuring mechanism 100 comprises a level gauge 101 and a laser range finder 102, wherein the laser range finder 102 is used for emitting first laser 110 and second laser 111, and the first laser 110 is perpendicular to the second laser 111; the rotating mechanism 300 is connected with the laser measuring mechanism 100, and the rotating mechanism 300 is used for adjusting the rotating angle of the laser measuring mechanism 100; the leveling mechanism 400 is connected with the rotating mechanism 300, and the leveling mechanism 400 is used for adjusting the levelness of the laser measuring mechanism 100 relative to the ground; two ends of the guide rod 500 are used for being connected to any two sides of the anemometer tower 600, and the leveling mechanism 400 is slidably connected to the guide rod 500.

Specifically, the laser measuring mechanism 100 is mounted on the guide rod 500 through the rotating mechanism 300 and the leveling mechanism 400, two ends of the guide rod 500 are respectively connected to the anemometer tower 600, and the laser measuring mechanism 100 can be fixed at a proper position by moving the leveling mechanism 400 on the guide rod 500. The leveling mechanism 400 can adjust the levelness of the laser measurement mechanism 100 with respect to the ground so that the level 101 of the laser measurement mechanism 100 is in a horizontal state, at this time, the second laser 111 is parallel to the ground, and the first laser 110 is perpendicular to the ground. The laser measuring mechanism 100 respectively measures the distance between the laser measuring mechanism 100 and the obstacle above by using a first laser 110 and a second laser 111 which are perpendicular to each other and are emitted from the laser distance meter 102, for example, the first laser 110 is used for measuring the distance between the laser measuring mechanism 100 and the obstacle above, and the second laser 111 is used for measuring the distance between the laser measuring mechanism 100 and the obstacle in front. The rotation mechanism 300 rotates the distance from the obstacle at different positions of the laser measuring mechanism 100 in the horizontal direction. Based on different positions of the laser measuring mechanism 100 on the guide rod 500 and different sides of the wind measuring tower 600 where the guide rod 500 is positioned, multiple groups of data of the positions of the different laser measuring mechanisms 100 are acquired, so that the verticality of the wind measuring tower 600 is measured.

As shown in fig. 3, in one embodiment of the present utility model, the laser measurement mechanism 100 includes a housing 120, the level 101 is disposed on an upper surface 121 of the housing 120, the laser range finder 102 is disposed in the housing 120, the upper surface 121 of the housing 120 is provided with a first laser 110 projection hole for transmitting the first laser 110, and a side surface 122 of the housing 120 is provided with a second laser 111 projection hole for transmitting the second laser 111; wherein the rotational axis of the housing 120 coincides with the first laser 110.

The rotation axis of the housing 120 is a symmetry axis of the housing 120, and is also a rotation axis of the housing 120 about the rotation mechanism 300. That is, the first laser 110 is kept in a central position regardless of rotation, facilitating measurement. For example, after determining the position of the laser measuring mechanism 100 on the guide bar 500, the first laser 110 measures the vertical direction, for example, the laser measuring mechanism 100 is rotated, and the second laser 111 measures the distance from the obstacle in different horizontal directions. The intersection point of the first laser 110 and the second laser 111 is the origin of coordinates of the distance measurement.

Wherein, two levels 101 may be disposed on the housing 120, the two levels 101 are disposed on two symmetrical sides of the first laser 110, and the two levels 101 are in a horizontal state when the first laser 110 and the second laser 111 measure distance. The two levels 101 are calibrated with respect to each other to improve the levelness of the laser measuring mechanism 100.

Further, in another embodiment of the present utility model, the laser measurement mechanism 100 further includes a controller 103, the controller 103 is disposed in the housing 120, the controller 103 is electrically connected to the laser rangefinder 102, and the controller 103 is used to acquire and calculate data of the laser rangefinder 102. For example, the controller 103 includes a signal receiving module, a processing module and a signal transmitting unit, where the signal receiving module receives the first distance data acquired by the first laser 110, the processing module processes and determines the first distance data, sends an instruction to the signal transmitting unit, the signal transmitting unit sends an instruction to the second laser 111, the second laser 111 acquires the second distance data, the signal receiving module receives the second distance data, and the processing module processes and determines the second distance data and sends the next instruction.

Furthermore, in an alternative embodiment of the present utility model, the laser measurement mechanism 100 further includes an indicator light 104, the indicator light 104 being disposed on the upper surface 121 of the housing 120, the indicator light 104 being electrically connected to the controller 103. For example, after the first laser 110 measures the first distance data, the first distance data is processed and judged by the processing module, and the signal sending module sends an instruction to the indicator light 104, so that the indicator light 104 prompts.

As shown in fig. 2 and 4, in an alternative embodiment of the present utility model, with respect to the rotation mechanism 300, the rotation mechanism 300 includes a connection shaft, one end of which is connected to the laser measuring mechanism 100, and a bearing 303, and the axis of which coincides with the axis of the rotation shaft of the laser measuring mechanism 100; the bearing 303 is rotatably connected to the other end of the connecting shaft, and the leveling mechanism 400 is connected to the bearing 303.

The connecting shaft comprises a first threaded rod 301, a rotating handle 302 and an optical axis, wherein the first threaded rod 301 is arranged above the rotating handle 302, the first threaded rod 301 is in threaded connection with the laser measuring mechanism 100, the optical axis is arranged below the rotating handle 302, the optical axis is matched with the bearing 303, and the bearing 303 can rotate around the optical axis. In order to improve connection reliability between the first threaded rod 301 and the laser measurement mechanism 100, the first threaded rod 301 is sleeved with the threaded fastener 200, the threaded fastener 200 is in threaded fit with the first threaded rod 301 to lock the laser measurement mechanism 100, and a rubber pad 201 is arranged on a joint surface of the threaded fastener 200 and the laser measurement mechanism 100 and used for protecting the surface of the laser measurement mechanism 100 from being worn. The bearing 303 may be a tapered roller bearing selected to withstand radial and axial forces.

Specifically, the rotation axis of the laser measuring mechanism 100 is the rotation axis of the housing 120, and the rotation axis coincides with the axis of the first threaded rod 301 and coincides with the optical axis. The laser measurement mechanism 100 may be rotated by an angle of 500360 degrees relative to the guide rod by rotating the handle 302.

With continued reference to fig. 2 and 4, in another alternative embodiment of the present utility model, for the leveling mechanism 400, the leveling mechanism 400 includes a ball bar 401, a ball seat 403, and a locking member 402, one end of the ball bar 401 is connected to the rotation mechanism 300, and the other end of the ball bar 401 is provided with a ball head; ball seat 403 comprises a multi-petal seat body 410 and a connecting seat body 420, the ball head is arranged in multi-petal seat body 410, external threads are arranged outside multi-petal seat body 410, and connecting seat body 420 is slidably connected with guide rod 500; retaining member 402 is provided with internal threads that mate with external threads of multi-lobed housing 410.

That is, the leveling mechanism 400 is connected to the guide rod 500 through the connecting seat 420, and the connecting seat 420 and the guide rod 500 can slide relatively, so that the position of the laser measuring mechanism 100 on the guide rod 500 is adjusted. One end of the ball rod 401 is connected with the bearing 303 of the rotating mechanism 300, for example, through threaded connection, a ball head at the other end of the ball rod 401 is wrapped in the multi-petal seat body 410, an arc line of the inner wall of the multi-petal seat body 410 is attached to the ball head, and the ball head can rotate in the multi-petal seat body 410 at will. Leveling of the laser measuring mechanism 100 is achieved through rotation of the ball head in the multi-petal seat 410, and the ball head and the multi-petal seat 410 are locked and fixed through the locking piece 402 after leveling.

As shown in fig. 5, for the multi-petal seat 410 of the present utility model, the multi-petal seat 410 includes a plurality of petals 411 having breaks 412, and the petals 411 have inner arcs to form a cavity covering the bulb, so that the multi-petal seat 410 has a certain deformation space, and is convenient for leveling. Threads are provided on the outer surface of the petals 411 of the multi-petal seat 410 to provide a threaded engagement of the locking member 402.

In addition, as shown in fig. 5 and 6, in other embodiments of the present utility model, the guide bar 500 includes a guide groove 501 opened in a length direction, the inner cavity of the connection socket body 420 is formed with a guide protrusion 421, the guide bar 500 penetrates the inner cavity of the connection socket body 420, and the guide protrusion 421 is engaged with the guide groove 501.

For example, the guide rod 500 may be a quadrangular prism, the four sides of the guide rod 500 are provided with guide grooves 501, the guide grooves 501 are matched with guide protrusions 421 in the inner cavity of the connecting seat body 420 in shape, and when the connecting seat body 420 slides along the length direction of the guide rod 500, the guide protrusions 421 and the guide grooves 501 guide, wherein the guide protrusions 421 may be provided on any side of the inner cavity of the connecting seat body 420 and at least cooperate with one of the guide grooves 501. The multi-lobe housing 410 and the connection housing 420 may be an integrally formed structure.

As shown in fig. 2 and 5, in some embodiments of the present utility model, the ball seat 403 further includes a screwing member 423, and the connecting seat body 420 is provided with a threaded hole 422, and the screwing member 423 is matched with the threaded hole 422 and abuts against the guide rod 500. After the connecting seat body 420 and the guide rod 500 slide to a designated position, the screwing piece 423 is in threaded fit with the threaded hole 422, and the screwing piece 423 is propped against the guide rod 500 to lock and fix the ball seat 403 and the guide rod 500. When it is desired to move the connecting body 420, the screwing piece 423 may be unscrewed again.

Specifically, as shown in fig. 1 and 7, in other embodiments of the present utility model, the verticality measuring apparatus for a wind measuring tower further includes a connection mechanism 502, where the connection mechanism 502 includes a first connection base 510 and a second connection base 520, the first connection base 510 is screwed with the second connection base 520, the first connection base 510 is connected with the guide rod 500, and the second connection base 520 is connected with the tripod 601 of the wind measuring tower 600.

The anemometer tower 600 comprises three vertical parallel columns, wherein the three columns are enclosed into a triangle, the three columns are connected together through connecting rods to form a tripod 601, and the tripod 601 is formed into an equilateral triangle. The connection mechanism 502 connects both ends of the guide bar 500 to any two beams of the tripod 601, respectively. The length of the guide 500 between the two connection mechanisms 502 is determined based on the location of the two connection mechanisms 502, wherein the ball seat 403 is disposed between the two connection mechanisms 502.

One end of the guide bar 500 penetrates through the inner cavity of the first connection seat 510, and the connecting bar of the tripod 601 penetrates through the inner cavity of the second connection seat 520, wherein the guide bar 500 is disposed above the tripod 601, and thus the first connection seat 510 is disposed above the second connection seat 520. Since the connection position between the guide bar 500 and the tripod 601 can be changed, the angle of the guide bar 500 to the connection rod of the tripod 601 is changed, and thus, the angle between the first connection seat 510 and the second connection seat 520 can be changed. For example, the lower surface of the first connecting seat 510 is connected with the upper surface 121 of the second connecting seat 520 through a screw 530, the screw 530 is in threaded engagement with the first connecting seat 510, the angle can be changed, the screw 530 is in threaded engagement with the second connecting seat 520, and the angle between the first connecting seat 510 and the second connecting seat 520 can be changed.

The first connecting seat 510 is also provided with a locking mechanism, so that the locking of the first connecting seat 510 and the guide rod 500 is realized, and the second connecting seat 520 can be of an up-and-down opening and closing structure and is locked through the locking mechanism. For example, the upper portion 521 of the second connection base 520 is connected to the first connection base 510 by a screw 530, one end of the lower portion 522 of the second connection base 520 is hinged to the upper portion 521, and the other end connects the upper and lower portions 522 by a locking mechanism, thereby locking the second connection base 520 to the connection rod of the tripod 601.

As shown in fig. 8, the present utility model further provides a wind measuring tower 600, which includes a first tripod 610 and the wind measuring tower verticality measuring device according to the above embodiment, where the first tripod 610 is in an equilateral triangle shape, and two ends of the guide rod 500 are respectively connected with any two beams of the first tripod 610.

In addition, in one embodiment of the present utility model, the anemometer tower 600 further includes a second tripod 620, the second tripod 620 is disposed above the first tripod 610 along the height direction, a hexagonal projection plate 630 is disposed in the second tripod 620, and three sides of the hexagonal projection plate 630 spaced apart are connected with three sides of the second tripod 620 respectively; wherein, the axis of the center of gravity of the first tripod 610 and the second tripod 620 is perpendicular to the ground. In addition, the centers of gravity of the first tripod 610 and the second tripod 620 can be adjusted by the anemometer tower verticality measuring device.

In other words, the three columns are formed with a first tripod 610 and a second tripod 620 which are completely overlapped in the height direction, the first tripod 610 is provided with a wind tower verticality measuring device, the second three included angles are provided with a hexagonal projection plate 630, and the orthographic projection of the hexagonal projection plate 630 is disposed in the first tripod 610. The hexagonal projection plate 630 includes a first side, a second side, a third side, a fourth side, a fifth side, and a sixth side, which are sequentially connected end to end, where the first side is connected to one side of the second tripod 620, the third side is connected to another side of the second tripod 620, and the fifth side is connected to a last side of the second tripod 620.

When the circle center of the circumscribed circle of the hexagonal projection plate 630 is projected on the first tripod 610 in the state that the anemometer tower 600 is not inclined, the circle center of the circumscribed circle coincides with the circle center of the first tripod 610, and when the anemometer tower 600 is inclined, a space is formed between the circle center of the circumscribed circle and the circle center of the first tripod 610, and the space is calculated by the measurement of the laser measuring mechanism 100, so that the inclination degree of the anemometer tower 600 is judged.

As shown in fig. 9, the following is a method for measuring verticality of a wind tower 600, which includes:

s1, installing a wind measuring tower verticality measuring device on a first tripod 610 of a wind measuring tower 600, and connecting a guide rod 500 to a first connecting beam 602 and a third connecting beam 604 of the first tripod 610;

s2, adjusting the leveling mechanism 400 to enable the level 101 to be in a horizontal state, so that the second laser 111 of the laser range finder 102 is level with the ground;

s3, moving the ball seat 403 of the leveling mechanism 400 on the guide rod 500, so that the first laser 110 strikes the boundary of one side of the hexagonal projection plate 630, acquiring a point position of the side, and determining a first measuring point P1 according to the prompt of the signal lamp;

s4, locking the ball seat 403 and the guide rod 500 at a first measuring point, and adjusting the rotating mechanism 300 to enable the second laser 111 to respectively measure distances L1, L2 and L3 from the point to the three upright posts;

s5, adjusting the connection position of the connection mechanism 502 of the guide rod 500 and the position of the ball seat 403 of the leveling mechanism 400 on the first connection beam 602 and the third connection beam 604 again, so that the first laser 110 strikes the boundary of the same side of the hexagonal projection plate 630, obtaining another point of the side, determining a second measuring point P2 according to the prompt of the signal lamp, and repeating the step S4 to obtain the distance between the second measuring point P2 and the three stand columns;

s6, detaching one end of the guide rod 500 from the third connecting beam 604, connecting the end of the guide rod to the second connecting beam 603, repeating the steps S2 to S5, and confirming the third measuring point P3 and the fourth measuring point P4 at the boundary of the other side of the hexagonal projection plate 630 and the distances between the third measuring point P3 and the fourth measuring point P4 and the three upright posts respectively;

s7, detaching one end of the guide rod 500 from the second connecting beam 603, connecting the end of the guide rod to the third connecting beam 604, repeating the steps S2 to S5, and confirming a fifth measuring point P5 and a sixth measuring point P6 at the boundary of the other side of the hexagonal projection plate 630, and distances between the fifth measuring point P5 and the sixth measuring point P6 and the three stand columns respectively;

s8, completing measurement, and calculating a deviation distance D and a perpendicularity error between the circle center O1 of the circumscribed circle of the hexagonal projection plate 630 and the gravity center O of the first tripod 610 by a built-in program of the controller 103.

Wherein, the first tripod 610 may be disposed at the bottommost section of the anemometer tower 600, and the second tripod 620 may be disposed at the topmost section of the anemometer tower 600.

According to the wind measuring tower verticality measuring device provided by the utility model, the laser measuring mechanism 100 is connected to any two beams of the wind measuring tower 600 through the guide rod 500, the leveling mechanism 400 enables the laser range finder 102 to move on the guide rod 500, so that the distance measurement of the first laser 110 and the second laser 111 is realized, the leveling mechanism 400 and the level 101 are matched, the laser measuring mechanism 100 is completed in a horizontal state, and the measuring error is reduced; the rotating mechanism 300 can realize the measurement of the distance between the second laser 111 of the laser range finder 102 and a plurality of surrounding obstacles at the same position, so that the measurement flexibility of the device is higher, the influence of the external environment on the measurement process is lower, the influence of human intervention is lower, and the measurement is more convenient, efficient and accurate.

Further, in the wind measuring tower 600 provided by the present utility model, since the wind measuring tower verticality measuring device described above is provided, various advantages as described above are also provided.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. The utility model provides a wind tower straightness measuring device that hangs down which characterized in that includes:

2. The wind tower verticality measurement device according to claim 1, wherein the laser measurement mechanism comprises a shell, the level gauge is arranged on the upper surface of the shell, the laser range finder is arranged in the shell, a first laser projection hole is formed in the upper surface of the shell and used for transmitting the first laser, and a second laser projection hole is formed in the side surface of the shell and used for transmitting the second laser;

wherein the rotation axis of the housing coincides with the first laser.

3. The wind tower verticality measurement device according to claim 2, wherein said laser measurement mechanism further comprises a controller, said controller is disposed in said housing, said controller is electrically connected to said laser rangefinder, and said controller is configured to acquire data of said laser rangefinder and calculate said data.

4. A wind tower verticality measurement apparatus according to any of claims 1 to 3, wherein said rotation mechanism comprises:

5. A wind tower verticality measurement device according to any of claims 1 to 3, wherein said leveling mechanism comprises:

6. The wind tower verticality measurement device according to claim 5, wherein the guide rod comprises a guide groove formed along the length direction, a guide protrusion is formed in an inner cavity of the connecting seat body, the guide rod penetrates through the inner cavity of the connecting seat body, and the guide protrusion is matched with the guide groove.

7. The wind tower verticality measurement device according to claim 6, wherein the ball seat further comprises a screwing piece, the connecting seat body is provided with a threaded hole, and the screwing piece is matched with the threaded hole and is abutted against the guide rod.

8. A wind tower verticality measurement device according to any of claims 1 to 3, further comprising a connection mechanism comprising a first connection base and a second connection base, said first connection base being in threaded connection with said second connection base, said first connection base being in connection with said guide bar, said second connection base being in connection with a tripod of said wind tower.

9. The wind measuring tower is characterized by comprising a first tripod and the wind measuring tower verticality measuring device according to any one of claims 1 to 8, wherein the first tripod is in an equilateral triangle shape, and two ends of the guide rod are respectively connected with any two beams of the first tripod.

10. The anemometer tower of claim 9, further comprising a second tripod, the second tripod being disposed above the first tripod in a height direction, a hexagonal projection plate being disposed within the second tripod, three sides of the hexagonal projection plate being spaced apart and connected with three sides of the second tripod, respectively;