CN220093701U - Tower section of thick bamboo fixation nut locking device in wind-powered electricity generation installation - Google Patents

Abstract

The utility model discloses a tower cylinder fixing nut locking device in wind power installation, which comprises an arc-shaped guide rail detachably arranged on a flange of a tower cylinder, wherein the arc-shaped guide rail and the tower cylinder are coaxially arranged, a sliding table is connected to the arc-shaped guide rail in a sliding manner, a hydraulic torque wrench is connected to the top of the sliding table through a lifting mechanism, and a sleeve is connected to an output shaft of the hydraulic torque wrench; when the hydraulic torque wrench is used, the sliding table is moved on the arc-shaped guide rail so as to align the sleeve with the nut in the vertical direction, the lifting mechanism is operated to enable the hydraulic torque wrench to descend, so that the sleeve is sleeved on the nut, and finally, the hydraulic torque wrench is started, so that the bolt and the nut can be connected with each other with required torque; and then, the lifting mechanism is operated to enable the sleeve to move to the upper part of the sliding table, and the sliding table can be moved on the arc-shaped guide rail again so as to align the sleeve with the next nut to be installed, the operation is simple and convenient, the time and the labor are saved, and the use effect is good.

Description

Tower section of thick bamboo fixation nut locking device in wind-powered electricity generation installation

Technical Field

The utility model relates to a nut locking device, in particular to a tower fixing nut locking device in wind power installation.

Background

Most of tower connection modes of wind driven generators are flange bolt connection, and the connection of adjacent towers usually needs to use tens of bolts.

At present, when installing a tower section of thick bamboo fixing bolt, mostly adopt dedicated hydraulic torque spanner to operate, because hydraulic torque spanner is comparatively heavy, and the bolt and nut quantity that need install is big, consequently installer need carry hydraulic torque spanner between different bolt and nuts, waste time and energy, working strength is high, needs to improve.

Disclosure of Invention

The utility model aims to provide a tower fixing nut locking device in wind power installation so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a tower section of thick bamboo fixation nut locking device in wind-powered electricity generation installation, includes the arc guide rail of demountable installation on the flange of tower section of thick bamboo, and arc guide rail and tower section of thick bamboo are coaxial setting, sliding connection has the slip table on the arc guide rail, the top of slip table is connected with hydraulic torque spanner through elevating system, hydraulic torque spanner's output shaft has the sleeve, the perforation with bull's eye ball looks adaptation has been seted up with the department that corresponds of bull's eye ball in the top of slip table.

As a further scheme of the utility model: the outer wall of the arc-shaped guide rail is close to the U-shaped seat fixedly connected with both ends, the opening size of the U-shaped seat is matched with the thickness of the flange, the U-shaped seat is sleeved on the flange, and the top of the U-shaped seat is provided with a jackscrew in a penetrating mode through the matching of the threaded holes.

As a further scheme of the utility model: the lifting mechanism comprises two guide rods which are symmetrically and fixedly arranged at the top of the sliding table, a top plate is fixedly connected to the top of the guide rods, a sliding seat is sleeved on the outer wall of the guide rods in a sliding mode, the sliding seat is fixedly connected with a hydraulic torque wrench, a spring is sleeved on the outer wall of the guide rod between the sliding seat and the sliding table, a rack is fixedly connected to the sliding table and the top plate in a sliding mode, and a driving mechanism matched with the rack is arranged on the sliding seat.

As a further scheme of the utility model: the driving mechanism comprises a rotating shaft which is rotatably arranged on the sliding seat, a gear is fixedly sleeved on the outer wall of the rotating shaft, the gear is meshed with the rack, and a hand wheel is fixedly connected to one end of the rotating shaft.

As still further aspects of the utility model: the bottom of slip table and the corresponding department fixedly connected with slider of arc guide rail, and slider and arc guide rail looks adaptation, a plurality of bull's eye balls are installed with the corresponding department of flange to the top of arc guide rail.

Compared with the prior art, the utility model has the beneficial effects that:

when the hydraulic torque wrench is used, the sliding table is moved on the arc-shaped guide rail so as to align the sleeve with the nut in the vertical direction, the lifting mechanism is operated to enable the hydraulic torque wrench to descend, so that the sleeve is sleeved on the nut, and finally, the hydraulic torque wrench is started, so that the bolt and the nut can be connected with each other with required torque; and then, the lifting mechanism is operated to enable the sleeve to move to the upper part of the sliding table, and the sliding table can be moved on the arc-shaped guide rail again so as to align the sleeve with the next nut to be installed, the operation is simple and convenient, the time and the labor are saved, and the use effect is good.

Drawings

Fig. 1 is a schematic structural view of a tower fixing nut locking device in wind power installation.

Fig. 2 is a partial enlarged view of fig. 1.

Fig. 3 is a schematic structural view of a rack in a tower fixing nut locking device in wind power installation.

Fig. 4 is a schematic structural view of a U-shaped seat in a tower fixing nut locking device in wind power installation.

FIG. 5 is a schematic view of the installation position of a tower fixing nut locking device in a tower during wind power installation.

The device comprises an arc-shaped guide rail 1, a U-shaped seat 2, a jackscrew 3, a sliding table 4, a sliding block 5, a bull eye ball 6, a guide rod 7, a top plate 8, a spring 9, a sliding seat 10, a rack 11, a rotating shaft 12, a gear 13, a hand wheel 14, a hydraulic torque wrench 15, a sleeve 16, a tower 17, a flange 18, a bolt 19 and a nut 20.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but 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.

Referring to fig. 1 to 5, in the embodiment of the utility model, a tower fixing nut locking device in wind power installation comprises an arc-shaped guide rail 1 detachably installed on a flange 18 of a tower 17, wherein the arc-shaped guide rail 1 and the tower 17 are coaxially arranged, a sliding table 4 is slidably connected on the arc-shaped guide rail 1, the top of the sliding table 4 is connected with a hydraulic torque wrench 15 through a lifting mechanism, an output shaft of the hydraulic torque wrench 15 is connected with a sleeve 16, and a perforation matched with a bullseye ball 6 is formed at the corresponding position of the top of the sliding table 4 and the bullseye ball 6.

According to the scheme, when the hydraulic torque wrench is used, after the bolts 19 pass through the flanges 18 which are adjacent up and down, the nuts 20 are pre-screwed on the bolts 19 by hands, then the sliding table 4 is moved on the arc-shaped guide rail 1 to enable the sleeve 16 to be aligned with the nuts 20 in the vertical direction, the hydraulic torque wrench 15 is operated to descend, so that the sleeve 16 is sleeved on the nuts 20, and finally the hydraulic torque wrench 15 is started, so that the required torque can be used for connecting the bolts 19 with the nuts 20;

then, the lifting mechanism is operated to enable the sleeve 16 to move to the upper portion of the sliding table 4, and the sliding table 4 can be moved on the arc-shaped guide rail 1 again so as to align the sleeve 16 with the next nut 20 to be installed, and the device is simple and convenient to operate, time-saving, labor-saving and good in use effect.

Referring specifically to fig. 4, in an embodiment of the present utility model, the outer wall of the arc-shaped guide rail 1 is fixedly connected with a U-shaped seat 2 near two ends, the opening size of the U-shaped seat 2 is adapted to the thickness of the flange 18, the U-shaped seat 2 is sleeved on the flange 18, and the top of the U-shaped seat 2 is provided with a jackscrew 3 in a matching manner through a threaded hole.

Through sleeving the U-shaped seat 2 on the flange 18, the U-shaped seat 2 and the flange 18 can be fixed by tightening the jackscrew 3, so that the connection between the arc-shaped guide rail 1 and the flange 18 is realized, and the operation is simple and quick.

With specific reference to fig. 2 and 3, in one embodiment of the present utility model, the lifting mechanism includes two guide rods 7 symmetrically and fixedly installed on the top of the sliding table 4, the top of the two guide rods 7 is fixedly connected with a top plate 8, the outer walls of the two guide rods 7 are slidably sleeved with a sliding seat 10, the sliding seat 10 is fixedly connected with a hydraulic torque wrench 15, the outer wall of the guide rod 7 between the sliding seat 10 and the sliding table 4 is sleeved with a spring 9, the sliding table 4 and the top plate 8 are fixedly connected with a rack 11, and a driving mechanism matched with the rack 11 is installed on the sliding seat 10.

The slide seat 10 can be driven to slide up and down along the guide rod 7 by operating the driving mechanism matched with the rack 11, so that the hydraulic torque wrench 15 is lifted, and when the driving mechanism is not operated, the slide seat 10 and the hydraulic torque wrench 15 are kept at a certain height under the action of the spring 9, so that the sleeve 16 is always positioned above the sliding table 4, and interference caused by the sleeve 16 to the movement of the sliding table 4 is avoided.

With specific reference to fig. 3, further, on the basis of the above embodiment, the driving mechanism includes a rotating shaft 12 rotatably mounted on the slide 10, a gear 13 is fixedly sleeved on an outer wall of the rotating shaft 12, the gear 13 is meshed with the rack 11, and one end of the rotating shaft 12 is fixedly connected with a hand wheel 14.

The rotating shaft 12 is rotated through the hand wheel 14, the sliding seat 10 can be driven to move up and down by utilizing the cooperation of the gear 13 and the rack 11, and the structure is simple and the work is stable.

With specific reference to fig. 2, in an embodiment of the present utility model, a slider 5 is fixedly connected to a position corresponding to the bottom of the sliding table 4 and the arc-shaped guide rail 1, the slider 5 is adapted to the arc-shaped guide rail 1, and a plurality of bull's eye balls 6 are installed at a position corresponding to the top of the arc-shaped guide rail 1 and the flange 18.

Through the setting of slider 5 and bull's eye ball 6, can effectually improve slip stability of slip table 4 to reduce the resistance that slip table 4 slided and receive, make slip table 4's certain smoother.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (5)

1. The utility model provides a tower section of thick bamboo fixation nut locking device in wind-powered electricity generation installation which characterized in that: including arc guide rail (1) of demountable installation on flange (18) of tower section of thick bamboo (17), and arc guide rail (1) and tower section of thick bamboo (17) are coaxial setting, sliding connection has slip table (4) on arc guide rail (1), the top of slip table (4) is connected with hydraulic torque spanner (15) through elevating system, the output shaft of hydraulic torque spanner (15) has sleeve (16), the perforation with bull's eye ball (6) looks adaptation has been seted up in the top of slip table (4) and the department of correspondence of bull's eye ball (6).

2. The tower fixing nut locking device in wind power installation according to claim 1, wherein: the outer wall of the arc-shaped guide rail (1) is close to the U-shaped seat (2) fixedly connected with both ends, the opening size of the U-shaped seat (2) is matched with the thickness of the flange (18), the U-shaped seat (2) is sleeved on the flange (18), and the top of the U-shaped seat (2) is matched with a jackscrew (3) through a threaded hole.

3. The tower fixing nut locking device in wind power installation according to claim 1, wherein: elevating system includes two symmetry fixed mounting guide arm (7) at slip table (4) top, two common fixedly connected with roof (8) in top of guide arm (7), two the outer wall of guide arm (7) has slided jointly and has cup jointed slide (10), and slide (10) and hydraulic torque spanner (15) fixed connection, outer wall cover that guide arm (7) are located between slide (10) and slip table (4) is equipped with spring (9), slip table (4) and roof (8) are fixedly connected with rack (11) jointly, and install the actuating mechanism with rack (11) looks adaptation on slide (10).

4. A tower fixing nut locking device in wind power installation according to claim 3, wherein: the driving mechanism comprises a rotating shaft (12) rotatably arranged on the sliding seat (10), a gear (13) is fixedly sleeved on the outer wall of the rotating shaft (12), the gear (13) is meshed with the rack (11) mutually, and a hand wheel (14) is fixedly connected to one end of the rotating shaft (12).

5. The tower fixing nut locking device in wind power installation according to claim 1, wherein: the bottom of slip table (4) and the corresponding department fixedly connected with slider (5) of arc guide rail (1), and slider (5) and arc guide rail (1) looks adaptation, a plurality of bull's eye balls (6) are installed with the corresponding department of flange (18) in the top of arc guide rail (1).