Positioning device for wind power tower connection

Abstract

The application relates to the technical field of wind power tower installation, in particular to a positioning device for connecting wind power towers, which comprises a fixed plate, an adjusting mechanism is arranged on the fixed plate, three bidirectional telescopic connecting rods are uniformly distributed on the vertical surface of the fixed plate, a positioning mechanism for supporting the inner wall of the wind power tower is arranged on the end of the three bidirectional telescopic connecting rods away from the fixed plate, three auxiliary mechanisms for assisting the butt joint of two wind power towers are uniformly arranged on the top end of the adjusting mechanism, and a supporting mechanism is arranged on the positioning mechanism and the fixed plate. The arrangement of the auxiliary mechanism can ensure that the butt joint position between the two wind power towers is more accurate when the butt joint between the two wind power towers is carried out, the conical shape of the auxiliary mechanism can facilitate the butt joint between the two wind power towers, and the butt joint efficiency between the wind power towers is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of wind power tower installation, in particular to a positioning device for connecting wind power towers. BACKGROUND

[0002] The wind power tower is a tower pole for wind power generation, which mainly serves as a support in a wind turbine generator unit and absorbs vibration of the unit. The wind power tower is assembled by multiple levels, and the wind power tower is assembled by hoisting in stages during installation of the wind power tower pole.

[0003] Since the assembly precision of the wind power tower is high, a positioning device is needed to assist in installation of the wind power tower. Since the diameter of the wind power tower pole gradually decreases from bottom to top, a guide sleeve or a guide groove is usually arranged at the connection part of the tower during assisted installation by the positioning device. The end of one tower section is provided with a guide sleeve, and the corresponding end of the other tower section is provided with a guide shaft matched therewith or a structure capable of sliding in the guide groove. During installation, the tower section can be accurately butted through guidance of the guide structure.

[0004] When the butting is guided in the above manner, since the entire wind power tower pole is composed of multiple tower sections, the butting mode using the guide sleeve matched with the guide groove requires installation of the guide sleeve and the guide groove every time the butting is performed, and the guide sleeve and the guide groove need to be removed after the butting is completed, which leads to complicated butting procedures and affects the installation efficiency of the tower. Since the installation is performed in the air, too many butting devices increase the burden of the workers during work and affect the work efficiency of the workers. SUMMARY

[0005] Therefore, the present application provides a positioning device for connecting wind power towers, which solves the above technical problems.

[0006] The positioning device for connecting wind power towers provided by the present application comprises a fixed plate, an adjusting mechanism is arranged on the fixed plate, three bidirectional telescopic connecting rods are uniformly distributed on the vertical surface of the fixed plate, a positioning mechanism for supporting the inner wall of the wind power tower is arranged at the end of the three bidirectional telescopic connecting rods away from the fixed plate, three auxiliary mechanisms for assisting in butting of two wind power tower sections are uniformly distributed at the top end of the adjusting mechanism, and a supporting mechanism is arranged on the positioning mechanism and the fixed plate.

[0007] The positioning mechanism comprises an auxiliary part hinged at the end of the bidirectional telescopic connecting rod away from the fixed plate, a V-shaped frame is fixedly connected to the auxiliary part, three V-shaped frames are slidably connected to each other, and a sixth limiting bolt is threadedly connected to the V-shaped frame to keep two adjacent V-shaped frames fixed.

[0008] The auxiliary part comprises two upper and lower symmetrical mounting seats fixedly connected at the vertex position of the V-shaped frame, a connecting roller is rotationally connected between the opposite faces of the two mounting seats, the upper face of the upper mounting seat is fixedly connected with a limiting plate, two mounting tables are fixedly connected on the faces of the two mounting seats away from the connecting roller, and a seventh limiting bolt is threadedly connected on the vertical section of the mounting table.

[0009] According to the embodiment of the present application, the two sections of the V-shaped frame are provided with a large cross section and a small cross section, the large cross section of the two adjacent V-shaped frames is slidably connected with the section of small cross section, the section of small cross section of the V-shaped frame is provided with scale lines, and the three V-shaped frames jointly form an equilateral triangle.

[0010] According to the embodiment of the present application, the end of the seventh limiting bolt close to the connecting roller penetrates through the V-shaped frame to the position close to the circumferential face of the connecting roller, the seventh limiting bolt is rotationally connected with the corresponding V-shaped frame, and the end of the bidirectional telescopic connecting rod away from the fixed plate is hingedly connected with the corresponding mounting table.

[0011] According to the embodiment of the present application, the bidirectional telescopic connecting rod is composed of a fixed section and two telescopic sections, and the fixed section of the bidirectional telescopic connecting rod is provided with a first limiting bolt which keeps relative fixation with the telescopic section.

[0012] According to the embodiment of the present application, the adjusting mechanism comprises a plurality of groups of connecting strips which are uniformly distributed and slidably and penetratingly connected on the upper face of the fixed plate, the top ends of the connecting strips are fixedly connected with a connecting plate, the lower face center of the connecting plate is rotationally connected with a lead screw, the bottom end of the lead screw penetrates through the lower face of the fixed plate and is fixedly connected with a handle, and the lead screw is threadedly connected with the fixed plate.

[0013] According to the embodiment of the present application, the supporting mechanism comprises a sliding sleeve slidably connected on the section of large cross section of the V-shaped frame, the sliding sleeve is provided with a second limiting bolt which keeps relative fixation with the V-shaped frame, the sliding sleeve is rotationally connected with an auxiliary connecting rod, the end of the auxiliary connecting rod away from the sliding sleeve is slidably connected with an inverted L-shaped telescopic rod, the vertical section of the inverted L-shaped telescopic rod is slidably connected with the auxiliary connecting rod, the upper face of the horizontal section of the inverted L-shaped telescopic rod is fixedly connected with a catch pin, the auxiliary connecting rod is provided with a third limiting bolt which keeps relative fixation with the sliding sleeve, the auxiliary connecting rod is provided with a fourth limiting bolt which keeps relative fixation with the inverted L-shaped telescopic rod, the upper face of the fixed plate is fixedly connected with a fixed table, and the upper face of the fixed table is fixedly connected with a clamping seat at the position corresponding to the sliding sleeve.

[0014] According to the embodiment of the present application, the catch pin is clamped with the corresponding clamping seat, and the fixed table is rotationally connected with the lead screw.

[0015] According to the embodiment of the present application, the auxiliary mechanism comprises a mounting frame hinged on the connecting plate, an auxiliary alignment plate is hinged on the inner side of the mounting frame, two auxiliary support rods are symmetrically arranged with the auxiliary alignment plate as the reference, a connecting sleeve is slidably connected on the mounting frame at the position corresponding to the auxiliary support rod, the end of the auxiliary support rod away from the auxiliary alignment plate is hinged with the connecting sleeve, and the connecting sleeve is provided with a fifth limiting bolt fixed relative to the mounting frame.

[0016] According to the embodiment of the present application, the auxiliary alignment plate is provided with a mounting groove, and two auxiliary rollers are rotatably connected in the mounting groove and arranged in parallel with the auxiliary alignment plate.

[0017] According to the embodiment of the present application, the positions of the plurality of groups of connecting strips correspond to the positions of the plurality of inverted L-shaped telescopic rods one by one, the number of the connecting strips in each group is two, and the inverted L-shaped telescopic rod is located between the opposite faces of the corresponding two connecting strips and is slidably connected with the connecting strips.

[0018] The technical scheme of the present application has the following advantages: 1. By arranging the auxiliary mechanism, the butt joint between the two wind power tower drums can be more convenient, the butt joint efficiency of the tower drum is improved, and the conical shape of the auxiliary mechanism can also facilitate the hoisting of the tower drum to be hoisted to the butt joint position more smoothly, thereby reducing the butt joint operation difficulty.

[0019] 2. By arranging the positioning mechanism, the butt joint of each level of the wind power tower drum can be adapted during the butt joint of the wind power tower drum, the applicability of the positioning equipment is improved, and the installation of the wind power tower drum by the staff is facilitated, thereby reducing the equipment burden of the staff during the work process.

[0020] 3. By arranging the auxiliary part, the two wind power tower drums can be rolled at the joint after the butt joint of the two wind power tower drums is completed, so that the two wind power tower drums can be more quickly returned, thereby improving the work efficiency of the staff. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only embodiments of the present application, and other drawings can be obtained by the provided drawings without creative labor for those skilled in the art.

[0022] Figure 1 is a perspective structural schematic view of the positioning device for connecting the wind power tower drum provided by the present application.

[0023] Figure 2is a schematic diagram of the positioning mechanism provided by the present application.

[0024] Figure 3 is a schematic diagram of the V-shaped frame provided by the present application.

[0025] Figure 4 is a schematic diagram of the auxiliary provided by the present application.

[0026] Figure 5 is a schematic diagram of the supporting mechanism provided by the present application.

[0027] Figure 6 is a schematic diagram of the adjusting mechanism provided by the present application.

[0028] Figure 7 is a schematic diagram of the auxiliary mechanism provided by the present application.

[0029] Figure 8 is a state diagram of the upper and lower two-stage tower tube cooperating with the positioning mechanism for docking.

[0030] The drawings show that: 1, fixed plate; 2, adjusting mechanism; 3, supporting mechanism; 4, positioning mechanism; 5, auxiliary mechanism; 6, two-way telescopic connecting rod; 21, connecting plate; 22, connecting strip; 23, screw rod; 24, handle; 31, sliding sleeve; 32, auxiliary connecting rod; 33, inverted L-shaped telescopic rod; 34, pin; 35, fixed table; 36, clamping seat; 41, V-shaped frame; 42, auxiliary; 43, sixth limiting bolt; 51, mounting frame; 52, connecting sliding sleeve; 53, auxiliary supporting rod; 54, auxiliary alignment plate; 421, connecting roller; 422, mounting seat; 423, limiting plate; 425, mounting table; 426, seventh limiting bolt. DETAILED DESCRIPTION

[0031] In order to make the above-mentioned objects, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the drawings. In the following description, a large number of specific details are set forth in order to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the spirit of the present application, so the present application is not limited to the specific embodiments disclosed below.

[0032] As Figure 1As shown in the figure, a positioning device for connecting wind power tower is provided, which comprises a fixed plate 1, an adjusting mechanism 2 is arranged on the fixed plate 1, three double-acting telescopic connecting rods 6 are evenly distributed on the vertical surface of the fixed plate 1, the double-acting telescopic connecting rod 6 is composed of a fixed section and two telescopic sections, a first limiting bolt is arranged on the fixed section of the double-acting telescopic connecting rod 6 to keep relative fixation with the telescopic section, a positioning mechanism 4 is arranged on the end of the three double-acting telescopic connecting rods 6 away from the fixed plate 1 and is supported on the inner wall of the wind power tower, three auxiliary mechanisms 5 are arranged on the top of the adjusting mechanism 2 to assist the butt joint of two wind power towers, and a supporting mechanism 3 is arranged on the positioning mechanism 4 and the fixed plate 1.

[0033] As shown in the figure, Figure 1 , Figure 2 and Figure 3 , the positioning mechanism 4 comprises an auxiliary part 42 hinged on the end of the double-acting telescopic connecting rod 6 away from the fixed plate 1, the auxiliary part 42 is fixedly connected with a V-shaped frame 41, the two sections of the V-shaped frame 41 are arranged with a large cross section and a small cross section, the large cross section end of two adjacent V-shaped frames 41 is slidingly connected with the small cross section section, the small cross section section of the V-shaped frame 41 is provided with a scale line, the three V-shaped frames 41 jointly form an equilateral triangle, the three V-shaped frames 41 are slidingly connected with each other, and a sixth limiting bolt 43 is threadedly connected on the V-shaped frame 41 to keep the relative fixation between two adjacent V-shaped frames 41.

[0034] In specific use, first, the positioning mechanism 4 is placed into the installed wind power tower, at this time, according to the inner diameter of the wind power tower, the scale on the small cross section section of the V-shaped frame 41 is matched to make the equilateral triangle composed of the three V-shaped frames 41 be scaled in proportion, and an equilateral triangle inscribed in the inner wall of the tower is formed.

[0035] As shown in the figure, Figure 2 , Figure 3 and Figure 4 , the auxiliary part 42 comprises two upper and lower symmetrical mounting seats 422 fixedly connected at the vertex position of the V-shaped frame 41, a connecting roller 421 is rotatably connected between the opposite surfaces of the two mounting seats 422, a limiting plate 423 is fixedly connected to the upper surface of the upper mounting seat 422, an installation table 425 is fixedly connected to the surface of the two mounting seats 422 away from the connecting roller 421, a seventh limiting bolt 426 is threadedly connected to the vertical section of the installation table 425, the end of the seventh limiting bolt 426 close to the connecting roller 421 penetrates through the V-shaped frame 41 to the position close to the circumferential surface of the connecting roller 421, the seventh limiting bolt 426 is rotatably connected with the corresponding V-shaped frame 41, and the end of the double-acting telescopic connecting rod 6 away from the fixed plate 1 is hinged with the corresponding installation table 425.

[0036] As shown in the figure, Figure 1 and Figure 5As shown, the support mechanism 3 comprises a sliding sleeve 31 slidingly connected to a large cross-section section of the V-shaped frame 41, a second limiting bolt being arranged on the sliding sleeve 31 to keep relative fixation with the V-shaped frame 41, an auxiliary connecting rod 32 being rotatably connected to the sliding sleeve 31, a reverse L-shaped telescopic rod 33 being slidingly connected to an end of the auxiliary connecting rod 32 away from the sliding sleeve 31, a vertical section of the reverse L-shaped telescopic rod 33 being slidingly connected to the auxiliary connecting rod 32, a horizontal section of the reverse L-shaped telescopic rod 33 being fixedly connected to an upper surface of the horizontal section of the reverse L-shaped telescopic rod 33, a third limiting bolt being arranged on the auxiliary connecting rod 32 to keep relative fixation with the sliding sleeve 31, a fourth limiting bolt being arranged on the auxiliary connecting rod 32 to keep relative fixation with the reverse L-shaped telescopic rod 33, a fixed table 35 being fixedly connected to an upper surface of the fixed plate 1, and a clamping seat 36 being fixedly connected to the upper surface of the fixed table 35 corresponding to the position of the sliding sleeve 31.

[0037] In specific use, the three V-shaped frames 41 are adjusted to be an equilateral triangle of a circumscribed circle with the inner wall of the tower drum as a reference, and the circumferential surfaces of the connecting rollers 421 on the three V-shaped frames 41 are all attached to the inner wall of the tower drum, then the position of the sliding sleeve 31 on the V-shaped frame 41 is adjusted so that the sliding sleeve 31 is in the middle of the V-shaped frame 41, and then the sliding sleeve 31 is limited on the V-shaped frame 41 by the second limiting bolt, then the auxiliary connecting rod 32 is rotated to be vertical on the V-shaped frame 41, the reverse L-shaped telescopic rod 33 is pulled out from the inside of the auxiliary connecting rod 32 so that the horizontal section of the reverse L-shaped telescopic rod 33 is hung on the upper edge of the installed wind power tower drum, the multiple V-shaped frames 41 are adjusted to be horizontal inside the installed wind power tower drum by the auxiliary external horizontal measuring device, at this time the reverse L-shaped telescopic rod 33 is limited on the auxiliary connecting rod 32 by the third limiting bolt, the auxiliary connecting rod 32 is limited on the sliding sleeve 31 by the fourth limiting bolt, then the seventh limiting bolt 426 is screwed on the mounting table 425 so that the end of the seventh limiting bolt 426 close to the connecting roller 421 is tightly pressed on the connecting roller 421 to keep the connecting roller 421 fixed with the mounting seat 422, the V-shaped frame 41 is kept stable inside the installed wind power tower drum, then the three V-shaped frames 41 are fixed by the auxiliary part 42, and the two telescopic ends and the fixed end of the bidirectional telescopic connecting rod 6 are limited by the first limiting bolt, the mounting table 425 and the fixed plate 1 are hard connected by the bidirectional telescopic connecting rod 6, and the position of the fixed plate 1 is limited by the multiple bidirectional telescopic connecting rods 6.

[0038] As Figure 1 and Figure 6As shown, the adjusting mechanism 2 comprises a plurality of evenly distributed connecting strips 22 sliding up and down and penetratingly connected to the upper surface of the fixed plate 1, the top ends of the plurality of connecting strips 22 are fixedly connected together with a connecting plate 21, the lower surface of the connecting plate 21 is rotatably connected with a lead screw 23, the bottom end of the lead screw 23 penetrates through the lower surface of the fixed plate 1 and is fixedly connected with a handle 24, the lead screw 23 is threadedly connected with the fixed plate 1, the clamping pin 34 is clamped and matched with the corresponding clamping seat 36, the fixed table 35 is rotatably connected with the lead screw 23, the positions of the plurality of connecting strips 22 correspond to the positions of the plurality of inverted L-shaped telescopic rods 33 one by one, the number of each group of connecting strips 22 is two, and the inverted L-shaped telescopic rod 33 is located between the opposite faces of the corresponding two connecting strips 22 and is slidingly connected with the connecting strips 22.

[0039] In specific use, when the V-shaped frame 41 is kept stable in a horizontal state inside the installed wind power tower drum, the worker rotates the lead screw 23 on the fixed table 35 by holding the handle 24, the lead screw 23 pushes the connecting plate 21 to move upward, the connecting strips 22 drive the auxiliary mechanism 5 to move upward synchronously through the connecting plate 21, when the auxiliary mechanism 5 is adjusted to a suitable position, the third and fourth limiting bolts are cancelled this time, the inverted L-shaped telescopic rod 33 is retracted on the auxiliary connecting rod 32 and is then limited by the fourth limiting bolt again, the auxiliary connecting rod 32 is adjusted to a horizontal state and is then limited by the third limiting bolt again, and the clamping pin 34 is clamped in the inside of the corresponding clamping seat 36, and the equilateral triangle formed by the plurality of V-shaped frames 41 is reinforced and supported.

[0040] As shown in Figure 1 and Figure 7 As shown, the auxiliary mechanism 5 comprises a mounting frame 51 hingedly connected to the connecting plate 21, the inner side of the mounting frame 51 is hingedly connected with an auxiliary alignment plate 54, the bottom end of the mounting frame 51 is hingedly connected with two auxiliary supporting rods 53 symmetrically arranged with the auxiliary alignment plate 54 as a reference, the mounting frame 51 is slidingly connected with a connecting sleeve 52 at a position corresponding to the auxiliary supporting rod 53, the end of the auxiliary supporting rod 53 away from the auxiliary alignment plate 54 is hingedly connected with the connecting sleeve 52, the connecting sleeve 52 is provided with a fifth limiting bolt fixedly arranged relative to the mounting frame 51, the auxiliary alignment plate 54 is provided with a mounting groove, and the inside of the mounting groove is rotatably connected with two auxiliary rollers arranged in parallel with the auxiliary alignment plate 54.

[0041] In particular use, when the position of the auxiliary adjusting mechanism 5 is adjusted, the connecting plate 21 is raised to a suitable height, at this time the workers push the mounting frame 51 to rotate on the connecting plate 21, and after the bottom end of the three mounting frames 51 is pushed to above the corresponding mounting seat 422, the workers reverse the rotation of the lead screw 23 to drive the mounting frame 51 to move downward, at this time the bottom end of the mounting frame 51 slides on the mounting seat 422 until it stops rotating the lead screw 23 after abutting against the limiting plate 423, then the workers adjust the inclination angle between the auxiliary alignment plate 54 and the mounting frame 51 according to the inner diameter of the wind power tower drum to be installed, and when the auxiliary alignment plate 54 rotates, the connecting sliding sleeve 52 is driven by the auxiliary supporting rod 53 to slide on the mounting frame 51, and when the inclination angle of the auxiliary alignment plate 54 is adjusted, the connecting sliding sleeve 52 is limited on the mounting frame 51 by the fifth limiting bolt, and the bottom end of the auxiliary alignment plate 54 is supported by the auxiliary supporting rod 53.

[0042] Then the upper level wind power tower drum is hoisted by the external hoisting equipment to the upper side of the connecting plate 21 and then moves downward, and the auxiliary rollers on the three inclined auxiliary alignment plates 54 make the upper level wind power tower drum slide downward along the auxiliary alignment plate 54 until it is connected to the installed wind power tower drum, at this time the preliminary connection is completed, then the workers cancel the limitation of the fifth limiting bolt, and the auxiliary alignment plate 54 is restored to the original position on the mounting frame 51, and at the same time the mounting frame 51 is pushed upward by rotating the lead screw 23, the bottom end of the mounting frame 51 is separated from the mounting seat 422, then the mounting frame 51 is restored to the original position by reversing the lead screw 23, then the limitation of the connecting roller 421 by the seventh limiting bolt 426 is canceled, and the limitation of the sixth limiting bolt 43 is also canceled, the connecting roller 421 is moved to the joint between the two wind power tower drums by moving the V-shaped frame 41, and then the positioning step of the connecting roller 421 is repeated, the connecting roller 421 is tightly attached to the joint position between the two wind power tower drums, then the workers generate a pushing force on the V-shaped frame 41 to drive the connecting roller 421 to roll along the joint between the two wind power tower drums, and the two wind power tower drums are connected again, so that the two wind power tower drums are aligned (as shown in Figure 8 The connecting roller 421 is moved away from the joint position (it should be noted that since the upper level wind power tower drum is maintained in the hoisting state by the external hoisting equipment, the workers can easily move the position of the upper level wind power tower drum to make the two wind power tower drums coaxially aligned), then the workers fasten the two wind power tower drums, and the above steps are repeated to connect multiple wind power tower drums.

[0043] Working principle: in specific use, first, the V-shaped frame 41 is placed in the already installed wind power tower drum, then the auxiliary connecting rod 32 is rotated to vertical, the inverted L-shaped telescopic rod 33 is pulled out from the inside of the auxiliary connecting rod 32, so that the horizontal section of the inverted L-shaped telescopic rod 33 is hung on the upper edge of the wind power tower drum, then the relative position between the three V-shaped frames 41 is adjusted according to the inner diameter of the wind power tower drum, the position of the sliding sleeve 31 is adjusted synchronously, so that the sliding sleeve 31 is in the central position on the V-shaped frame 41, so that the auxiliary part 42 is attached to the inner wall of the wind power tower drum, after the auxiliary horizontal measuring device adjusts the V-shaped frame 41 to be horizontal, the third and fourth bolts on the auxiliary connecting rod 32 are tightened, so that the auxiliary part 42 remains stationary, then the position of the mounting frame 51 is adjusted by rotating the lead screw 23, the bottom end of the mounting frame 51 is abutted on the auxiliary part 42, then the position of the connecting sliding sleeve 52 on the mounting frame 51 is adjusted according to the inner diameter of the wind power tower drum to be installed, so that the plurality of auxiliary alignment plates 54 are inclined, then the wind power tower drum to be installed is hoisted to the upper side of the auxiliary alignment plate 54 by the external hoisting device, so that the wind power tower drum to be installed is sleeved on the plurality of auxiliary alignment plates 54, and the auxiliary alignment plate 54 is matched with the already installed wind power tower drum to carry out preliminary butt joint, after the preliminary butt joint is completed, the plurality of V-shaped frames 41 are contracted, the above steps are repeated to readjust the position of the V-shaped frame 41 at the joint of the two wind power tower drums, then the joint of the two wind power tower drums is rolled by rotating the V-shaped frame 41 matched with the auxiliary part 42, the two wind power tower drums are butt jointed again, so that the two wind power tower drums are aligned, then the workers connect the two wind power tower drums firmly, the plurality of V-shaped frames 41 are contracted again, and the above steps are repeated to install the next level of wind power tower drum.

[0044] In the description of the present application, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0045] In addition, the terms "first", "second", "one", "two" are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or an indicated number of technical features. Therefore, the features defined with "first", "second", "one", "two" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise explicitly specified and limited.

[0046] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and other terms should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements, unless otherwise explicitly limited. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0047] The embodiments of the specific implementation are the preferred embodiments of the present application, and are not limited to the protection scope of the present application, so: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A positioning device for wind turbine tower connections, characterized in that: The utility model relates to a wind power tower connecting device, including fixed plate, be provided with adjusting mechanism on fixed plate, the vertical surface of fixed plate is evenly distributed with three two -way telescopic connecting rods, the end of three two -way telescopic connecting rods away from fixed plate is commonly provided with the positioning mechanism of supporting in wind power tower cylinder inner wall, the top of adjusting mechanism is provided with three even distribution's auxiliary mechanism of assisting two section wind power tower cylinder butt joint, positioning mechanism and fixed plate commonly are provided with support mechanism, The positioning mechanism includes an auxiliary piece hinged to the end of the two-way telescopic connecting rod away from the fixed plate, a V-shaped frame fixedly connected to the auxiliary piece, three V-shaped frames slidably connected to each other, and a sixth limiting bolt threadedly connected to the V-shaped frame to keep two adjacent V-shaped frames fixed. The auxiliary piece includes two upper and lower symmetrical mounting seats fixedly connected at the vertex position of the V-shaped frame, a connecting roller rotatably connected between the opposite surfaces of the two mounting seats, a limiting plate fixedly connected to the upper surface of the upper mounting seat, and an installation table fixedly connected to the surface of the two mounting seats away from the connecting roller, a seventh limiting bolt threadedly connected to the vertical section of the installation table. The adjusting mechanism includes a plurality of evenly distributed connecting strips slidingly connected to the upper surface of the fixed plate, a connecting plate fixedly connected to the top of the plurality of connecting strips, a screw rod rotatably connected to the center of the lower surface of the connecting plate, a handle fixedly connected to the bottom end of the screw rod penetrating through the lower surface of the fixed plate, and the screw rod threadedly connected to the fixed plate. The support mechanism includes a sliding sleeve slidingly connected to the large cross-sectional area section of the V-shaped frame, a second limiting bolt provided on the sliding sleeve to keep the relative position with the V-shaped frame, an auxiliary connecting rod rotatably connected to the sliding sleeve, an inverted L-shaped telescopic rod slidingly connected to the end of the auxiliary connecting rod away from the sliding sleeve, the vertical section of the inverted L-shaped telescopic rod slidingly connected to the auxiliary connecting rod, a catch pin fixedly connected to the upper surface of the horizontal section of the inverted L-shaped telescopic rod, a third limiting bolt provided on the auxiliary connecting rod to keep the relative position with the sliding sleeve, a fourth limiting bolt provided on the auxiliary connecting rod to keep the relative position with the inverted L-shaped telescopic rod, a fixed table fixedly connected to the upper surface of the fixed plate, and a clamping seat fixedly connected to the upper surface of the fixed table corresponding to the position of the sliding sleeve. The auxiliary mechanism includes a mounting frame hinged to the connecting plate, an auxiliary alignment plate hinged to the inner side of the mounting frame, two auxiliary support rods symmetrically arranged with the auxiliary alignment plate as the reference hinged to the bottom end of the mounting frame, a connecting sleeve slidingly connected to the mounting frame corresponding to the position of the auxiliary support rod, the end of the auxiliary support rod away from the auxiliary alignment plate hinged to the connecting sleeve, and a fifth limiting bolt provided on the connecting sleeve to keep the relative position with the mounting frame.

2. The positioning device for connecting wind power tower section according to claim 1, characterized in that: The two sections of the V-shaped frame have a large cross-sectional area and a small cross-sectional area, the large cross-sectional area end of two adjacent V-shaped frames is slidably connected to the small cross-sectional area section, the small cross-sectional area section of the V-shaped frame is provided with a scale line, and the three V-shaped frames jointly form an equilateral triangle.

3. The positioning device for connecting wind power tower section according to claim 1, characterized in that: The end of the seventh limiting bolt close to the connecting roller penetrates through the V-shaped frame to the position close to the circumferential surface of the connecting roller, the seventh limiting bolt is rotatably connected to the corresponding V-shaped frame, and the end of the two-way telescopic connecting rod away from the fixed plate is hinged to the corresponding installation table.

4. The positioning device for wind tower section connection according to claim 1, characterized in that: The bidirectional telescopic connecting rod is composed of a fixed section and two telescopic sections, and the fixed section of the bidirectional telescopic connecting rod is provided with a first limiting bolt which keeps relative fixation with the telescopic sections.

5. The positioning device for wind tower section connection according to claim 1, characterized in that: The bayonet lock is in clamping fit with the corresponding bayonet seat, and the fixed table is in rotary connection with the screw rod.

6. The positioning device for wind tower section connection according to claim 1, characterized in that: The auxiliary alignment plate is provided with a mounting groove, and two auxiliary rollers parallel to the auxiliary alignment plate are in rotary connection inside the mounting groove.

7. The positioning device for wind tower section connection according to claim 1, characterized in that: The positions of the multiple groups of connecting strips correspond to the positions of the multiple inverted L-shaped telescopic rods, the number of connecting strips in each group is two, and the inverted L-shaped telescopic rod is located between the opposite faces of the corresponding two connecting strips and in sliding connection with the connecting strips.

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