CN220994170U - Front centering tool for fan generator - Google Patents

Abstract

The utility model discloses a front centering tool for a fan generator, which belongs to the technical field of centering tools for overhauling of generators and comprises a bottom plate, wherein a first base and a second base are respectively and slidably arranged on two sides of the top of the bottom plate, a fixed column is fixedly arranged on the top of the bottom plate, a movable plate is rotatably sleeved outside the fixed column, one ends of two connecting rods are respectively and rotatably arranged on the tops of the first base and the second base, a centering assembly comprises a movable table and two screw rods, threads of the movable table are sleeved on the outer sides of the two screw rods, and first gears are rotatably arranged at the front ends of the two screw rods. According to the utility model, through the mutual matching among the first base, the second base, the fixed column, the movable plate and the centering assembly, the centering of the fan generator and the front bearing is realized, the accuracy of the front centering of the fan generator is improved, the stability of the fan during centering is enhanced, and the fan centering device is beneficial to use.

Description

Front centering tool for fan generator

Technical Field

The utility model relates to the technical field of centering tools for overhauling of generators, in particular to a front centering tool for a fan generator.

Background

In the using process of the fan generator set, the rigid diaphragm coupler is connected with the main gear box output shaft of the generator set and the generator input shaft, so that once the centering of the generator set is in trouble, the abrasion, the distortion and the fracture phenomena of parts are extremely easy to cause, and then the production safety accident is caused, so that the safe and efficient production and operation of the wind power plant are very unfavorable. In order to reduce or avoid deflection of the connecting position of the center shaft of the generator set equipment and improve the running stability of the generator set, the centering work of the generator must be finished, and the fan generator needs to keep the level of the fan generator and the front bearing consistent during centering, and the center of the circle is centered.

The patent document with the publication number of CN218018161U discloses a centering tool for a wind driven generator, wherein the bottom of the generator is provided with a fixed plate, and the fixed plate is reserved with a first threaded hole and comprises a bottom plate provided with a second threaded hole corresponding to the first threaded hole; a vertical plate arranged perpendicular to the bottom plate; the bottom plate is fixedly connected with the vertical plate; jack fixing devices arranged above the same side of the bottom plate; the jack fixing device is provided with a lifting assembly; the centering device is suitable for centering of the wind driven generator, can avoid centering by lifting the jack by hand, improves the safety of the centering process, and enhances the universality of the centering tool.

According to the technical scheme, the fan is lifted and centered through the jack fixing device, the front bearing of the fan generator is required to be manually moved to center the circle of the bearing and the fan generator, the accuracy of center centering can be possibly affected by visual angle difference generated in manual centering, and the situation that the device is unstable and the fan falls down can occur when the tool is fixed by means of two bolts; therefore, we propose a front centering tool for a fan generator to solve the problem.

Disclosure of utility model

The utility model aims to provide a front centering tool for a fan generator, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

A fan generator front centering tool, comprising:

The bottom plate, the both sides of bottom plate top are installed first base and second base respectively in a sliding way, bottom plate top fixed mounting has the fixed column, the fixed column outside rotates the cover and is equipped with the fly leaf, the both sides of fly leaf top are all fixed mounting has the connecting rod, two one end of connecting rod rotate respectively to install first base and the top of second base, second base top rear side fixed mounting has first half round platform, second base top front side sliding mounting has second half round platform;

A centering assembly, the centering assembly comprising: the device comprises a moving table and two screw rods, wherein a circular groove is formed in the right side of the moving table, threads of the moving table are sleeved on the outer sides of the two screw rods, and first gears are rotatably arranged at the front ends of the two screw rods.

Preferably, the fixed plates are fixedly arranged on two sides of the top of the first base, the two fixed plates are rotatably sleeved on the outer sides of the two screw rods, a cylinder is fixedly arranged on the front side of one fixed plate, a second gear is rotatably arranged on the outer side of the cylinder, and the second gear is meshed with the two first gears.

Preferably, four sliding rails are fixedly arranged at the top of the bottom plate, and the first base and the second base are slidably arranged at the tops of the corresponding sliding rails.

Preferably, the left side and the right side of the top of the second base are provided with strip-shaped grooves, and the second semicircular table is slidably arranged in the strip-shaped grooves.

Preferably, a baffle is fixedly arranged on the front side of the top of the second base, a hydraulic rod is fixedly arranged on the rear side of the baffle, and the output end of the hydraulic rod is fixedly connected with the bottom of the front side of the second half round table.

Preferably, the bottom plate top fixed mounting has two electric telescopic handle, two electric telescopic handle's output all with the bottom right side fixed connection of first base.

According to the centering tool for the front part of the fan generator, the first base is pushed to the left side through the two electric telescopic rods, so that the connecting rod rotatably arranged with the first base moves to the left side to drive the movable plate to rotate, the connecting rod on the other side of the rotating plate is pushed to move to the right side to drive the second base to move to the right side, the front bearing of the fan is placed in the circular groove of the moving table, the fan is placed between the first semicircular table and the second semicircular table, the hydraulic rod pushes the second semicircular table to move to the rear side to clamp the fan, and the fan can be fixed;

According to the front centering tool for the fan generator, the first base and the second base are driven to be close to each other through the electric telescopic rod, the second gear is rotated, so that the two first gears meshed with the second gear simultaneously rotate in opposite directions, the two first gears drive the corresponding screw rods to rotate, the movable table moves forwards and backwards at the top of the second base, and therefore the front bearing of the fan and the fan are centered;

The utility model has reasonable structural design, realizes centering of the fan generator and the front bearing through the mutual matching among the first base, the second base, the fixed column, the movable plate and the centering component, improves the accuracy of centering the front part of the fan generator, strengthens the stability of the fan during centering, and is beneficial to use.

Drawings

Fig. 1 is a schematic perspective view of a front centering tool for a fan generator;

Fig. 2 is a schematic diagram of a partial structure of a front centering tool of a fan generator according to the present utility model;

FIG. 3 is a schematic view of a centering assembly according to the present utility model;

FIG. 4 is a schematic view of a centering assembly according to another embodiment of the present utility model;

Fig. 5 is a schematic diagram of a partial structure of a front centering tool of a fan generator.

In the figure: 1. a bottom plate; 2. a first base; 3. a second base; 4. a slide rail; 5. fixing the column; 6. a movable plate; 7. a connecting rod; 801. a first half round table; 802. a second half round table; 803. a baffle; 804. a hydraulic rod; 9. centering components; 901. a fixing plate; 902. a screw rod; 903. a mobile station; 904. a first gear; 905. a second gear; 10. an electric telescopic rod.

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.

Referring to fig. 1-5, a front centering fixture for a fan generator, comprising:

The bottom plate 1, the first base 2 of slidable mounting respectively is equipped with in bottom plate 1 top both sides and second base 3, bottom plate 1 top fixed mounting has fixed column 5, the cover is equipped with fly leaf 6 in the rotation of fixed column 5 outside, the equal fixed mounting in fly leaf 6 top both sides has connecting rod 7, the one end of two connecting rods 7 is rotated respectively and is installed at the top of first base 2 and second base 3, bottom plate 1 top fixed mounting has four slide rails 4, first base 2 and second base 3 slidable mounting are at the slide rail 4 tops that correspond, bottom plate 1 top fixed mounting has two electric telescopic handle 10, the output of two electric telescopic handle 10 all is with the bottom right side fixed connection of first base 2, rotate through fly leaf 6 and drive first base 2 and second base 3 and be close to each other and keep away from each other accomplish the centering of fan generator.

In this embodiment, the method further includes: centering assembly 9, centering assembly 9 includes: the movable table 903 and the two lead screws 902, the circular groove has been seted up on the movable table 903 right side, the movable table 903 screw thread cup joints in the outside of two lead screws 902, first gear 904 is all rotated to the front end of two lead screws 902, first base 2 top both sides fixed mounting has fixed plate 901, two fixed plate 901 rotate cup joints in the outside of two lead screws 902, the front side fixed mounting of one of them fixed plate 901 has the cylinder, the second gear 905 is installed in the cylinder outside rotation, second gear 905 and two first gears 904 intermeshing, drive two first gears 904 through rotating the second gear 905 and rotate in opposite direction, can drive two lead screws 902 with little power and rotate.

In this embodiment, a first half round platform 801 is fixedly mounted on the rear side of the top of the second base 3, a second half round platform 802 is slidably mounted on the front side of the top of the second base 3, a strip-shaped groove is formed in the left side and the right side of the top of the second base 3, the second half round platform 802 is slidably mounted in the strip-shaped groove, a baffle 803 is fixedly mounted on the front side of the top of the second base 3, a hydraulic rod 804 is fixedly mounted on the rear side of the baffle 803, and an output end of the hydraulic rod 804 is fixedly connected with the bottom of the front side of the second half round platform 802. The second half round table 802 is close to the first half round table 801 by the hydraulic rod 804 to clamp and fix the fan generator.

In this embodiment, when in use, the first base 2 is pushed to the left by two electric telescopic rods 10, so that the connecting rod 7 rotatably mounted with the first base 2 moves to the left to drive the movable plate 6 to rotate, thereby pushing the connecting rod 7 at the other side of the rotary plate to move to the right to drive the second base 3 to move to the right, placing the front bearing of the fan in the circular groove of the mobile station 903, placing the fan between the first half round table 801 and the second half round table 802, and pushing the second half round table 802 by the hydraulic rod 804 to move to the rear to clamp the fan, so as to fix the fan; the electric telescopic rod 10 drives the first base 2 and the second base 3 to be close to each other, the second gear 905 is rotated, the two first gears 904 meshed with the second gear 905 simultaneously rotate in opposite directions, the two first gears 904 drive the corresponding screw rods 902 to rotate, the moving table 903 moves back and forth at the top of the second base 3, and therefore the front bearing of the fan and the fan are centered.

The front centering tool of the fan generator provided by the utility model is described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (6)

1. Front centering tool for fan generator, which is characterized by comprising:

The base plate (1), first base (2) and second base (3) are installed on both sides of the top of base plate (1) in a sliding mode respectively, fixed columns (5) are installed on the top of base plate (1) in a fixed mode, movable plates (6) are sleeved outside the fixed columns (5) in a rotating mode, connecting rods (7) are installed on both sides of the top of each movable plate (6) in a fixed mode, one ends of the two connecting rods (7) are installed on the top of the first base (2) and the top of the second base (3) in a rotating mode respectively, a first half round table (801) is installed on the rear side of the top of the second base (3) in a fixed mode, and a second half round table (802) is installed on the front side of the top of the second base (3) in a sliding mode;

-a centering assembly (9), the centering assembly (9) comprising: the movable table (903) and two lead screws (902), circular grooves are formed in the right side of the movable table (903), the movable table (903) is in threaded sleeve connection with the outer sides of the two lead screws (902), and first gears (904) are rotatably arranged at the front ends of the two lead screws (902).

2. The front centering tool for the fan generator according to claim 1, wherein fixing plates (901) are fixedly installed on two sides of the top of the first base (2), the two fixing plates (901) are rotatably sleeved on the outer sides of the two screw rods (902), a cylinder is fixedly installed on the front side of one fixing plate (901), a second gear (905) is rotatably installed on the outer side of the cylinder, and the second gear (905) is meshed with the two first gears (904).

3. The front centering tool for the fan generator according to claim 1, wherein four sliding rails (4) are fixedly arranged at the top of the bottom plate (1), and the first base (2) and the second base (3) are slidably arranged at the tops of the corresponding sliding rails (4).

4. The front centering tool for the fan generator according to claim 1, wherein a strip-shaped groove is formed in the left side and the right side of the top of the second base (3), and the second half round table (802) is slidably mounted in the strip-shaped groove.

5. The front centering tool for the fan generator according to claim 1, wherein a baffle plate (803) is fixedly installed on the front side of the top of the second base (3), a hydraulic rod (804) is fixedly installed on the rear side of the baffle plate (803), and the output end of the hydraulic rod (804) is fixedly connected with the bottom of the front side of the second half round table (802).

6. The front centering tool for the fan generator according to claim 1, wherein two electric telescopic rods (10) are fixedly installed at the top of the bottom plate (1), and the output ends of the two electric telescopic rods (10) are fixedly connected with the right side of the bottom of the first base (2).