CN219005852U

CN219005852U - Adjusting device for dismounting and mounting bearing of induced draft fan

Info

Publication number: CN219005852U
Application number: CN202223121112.1U
Authority: CN
Inventors: 冯乐; 袁亚亮; 朱春宝
Original assignee: China Energy Engineering Group Tianjin Electric Power Construction Co ltd
Current assignee: China Energy Engineering Group Tianjin Electric Power Construction Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-05-12
Anticipated expiration: 2032-11-23

Abstract

The utility model relates to an adjusting device for dismounting and mounting a bearing of an induced draft fan, which comprises a movable support, wherein movable wheels are mounted on the periphery of the lower end of the movable support through bolts, an inclined angle supporting table structure is fixedly mounted at the upper end of the movable support, and a supporting electric cylinder is supported between the movable support and the inclined angle supporting table structure; a placing and adjusting table is arranged at the upper end of the inclination angle supporting table structure; the left side and the right side of the upper end of the placing and adjusting table are respectively supported with a clamping and fixing clamping seat structure; the front side and the rear side of the upper end of the placement adjusting table are both provided with T-shaped sliding rails through bolts. According to the utility model, through the arrangement of the clamping and fixing clamping seat structure, the contacted bearing is clamped and fixed, so that the bearing is conveniently driven to move for adjustment.

Description

Adjusting device for dismounting and mounting bearing of induced draft fan

Technical Field

The utility model relates to the technical field of draught fan bearing adjustment, in particular to an adjusting device for dismounting and mounting a draught fan bearing.

Background

The adjusting device is a device for supporting and assisting in adjusting the position in the process of detaching or installing the bearing of the induced draft fan, the step of manual operation and adjustment of a worker is omitted, and the bearing is adjusted to the required position more efficiently and accurately. Among the prior art, application number is CN201821163093. X's a high temperature high pressure pulverized coal boiler draught fan bearing dismantles installation adjusting device, including putting thing platform and pneumatic cylinder, the lower surface of putting thing platform and the upper end fixed connection of fixed block, first bearing fixed mounting is in the recess of terminal surface under the fixed block, the lower extreme of bracing piece and the upper surface fixed connection of movable plate, the lower surface fixed mounting of movable plate has four L shape supports that are central symmetry, the adjusting device of its disclosure can not carry out the regulation of inclination and have the in-process inconvenient easy drive bearing activity and the problem of adjustment use of auxiliary support bearing according to the position that the draught fan put.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an adjusting device for dismounting and mounting a bearing of an induced draft fan.

The utility model adopts the following technical scheme to realize the aim: the adjusting device for dismounting and mounting the induced draft fan bearing comprises a movable support, wherein movable wheels are mounted at four corners of the bottom of the movable support through bolts, an inclined angle supporting table structure is arranged at the upper end of the movable support, and a supporting electric cylinder is supported between the movable support and the inclined angle supporting table structure; a placing and adjusting table is arranged at the upper end of the inclination angle supporting table structure; the left side and the right side of the upper end of the placing and adjusting table are respectively supported with a clamping and fixing clamping seat structure; the front side and the rear side of the upper end of the placing and adjusting table are provided with T-shaped sliding rails by bolts, the clamping and fixing clamping seat structure comprises a fixed seat, and a driving screw rod is connected with the inside of the fixed seat in a threaded manner; one end of the driving screw is welded with an anti-slip disc, and the other end is provided with a clamping seat; the clamping seat is provided with a circular groove facing one side of the driving screw rod, the end part of the driving screw rod is arranged in the circular groove, and the bottom of the clamping seat is arranged on the T-shaped sliding rail in a sliding manner.

Furthermore, the inclination angle supporting table structure comprises a fixed table, wherein the middle parts of the front side and the rear side of the bottom of the fixed table are welded with inclined side surfaces; the left side and the right side of the lower end of the fixed table are provided with upper U-shaped seats through bolts; the inner side of the upper U-shaped seat is axially provided with a side electric cylinder, and the lower end of the side electric cylinder is axially connected with a lower U-shaped seat; the lower U-shaped seats are all mounted on the upper surface of the movable support through bolts, and the lower U-shaped seats are matched with the upper U-shaped seats to support the side electric cylinders; the two lower U-shaped seats are respectively fixed at the left side and the right side of the lower end of the supporting electric cylinder.

Further, the fixed seat bolts are arranged at the left side and the right side of the upper end of the placement adjusting table, and the inside of the fixed seat is movably supported by the driving screw.

Further, the bottom of the clamping seat is provided with a groove, and the groove at the bottom is arranged on the corresponding T-shaped sliding rail in a sliding way.

Further, the driving screw and the anti-skid disc are T-shaped.

Further, the upper end of the fixed table is connected with a placing and adjusting table in a shaft way, and the joint of the placing and adjusting table and the fixed table is fixed through bolts.

Furthermore, the inclined side faces are both connected with the front side and the rear side of the output shaft of the supporting electric cylinder in a shaft mode.

The beneficial effects of the utility model are as follows: according to the utility model, the clamping seat is arranged in the process of supporting the bearing in an auxiliary manner, so that the effect of clamping and fixing the contacted bearing can be realized, the adjustable structure can be adapted to the bearing clamping operation with more sizes, and the inclination angle can be adjusted according to the placing position of the induced draft fan.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a clamping fixture of the present utility model;

fig. 3 is a schematic view of the structure of the tilt table of the present utility model.

In the figure: 1-moving a support; 2-moving wheels; 3-supporting an electric cylinder; 4-an inclined angle supporting table structure; 41-a fixed table; 42-inclined sides; 43-upper U-shaped seat; 44-side electric cylinder; 45-a lower U-shaped seat; 5-placing an adjusting table; 6-T type slide rail; 7-clamping and fixing the clamping seat structure; 71-setting; 72-driving a screw; 73-anti-slip disc; 74-clamping the seat;

the drawings in the present utility model are schematic, and their sizes do not represent actual dimensions;

the embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.

Detailed Description

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1, an adjusting device for dismounting and mounting a bearing of an induced draft fan comprises a movable support 1, wherein movable wheels 2 are mounted on the periphery of the bottom of the movable support 1 through bolts, and an inclination support structure 4 is fixedly mounted at the upper end of the movable support 1; a supporting electric cylinder 3 is supported between the movable support 1 and the inclination angle supporting table structure 4; the upper end of the inclination angle supporting table structure 4 is provided with a placement adjusting table 5; the left side and the right side of the upper end of the placing and adjusting table 5 are respectively supported with a clamping and fixing clamping seat structure 7; the front side and the rear side of the upper end of the placement adjusting table 5 are both provided with T-shaped sliding rails 6 by bolts.

As shown in fig. 2, in the above embodiment, specifically, the clamping and fixing seat structure 7 includes a fixed seat 71, and a driving screw 72 is screwed inside the fixed seat 71; the fixed seat 71 bolts are arranged on the left side and the right side of the upper end of the device placing and adjusting table 5, and the inside of the fixed seat 71 movably supports the driving screw 72; one end of the driving screw 72 is welded with an anti-slip disc 73, the other end of the driving screw 72 is provided with a clamping seat 74, one side of the clamping seat 74 facing the driving screw 72 is provided with a circular groove, the end part of the driving screw 72 is arranged in the circular groove, and the bottom of the clamping seat 74 is arranged on the T-shaped sliding rail 6 in a sliding way; the driving screw 72 and the anti-slip disc 73 are T-shaped; screwing the anti-slip disc 73 to drive the screw 72 to drive the clamping seat 74 to move so as to fix the bearing; the bottom of the clamping seat 74 is provided with a groove, and the groove at the bottom is slidably arranged on the corresponding T-shaped slide rail 6, so that the clamping seat 74 is stably matched for movable use.

As shown in fig. 3, in the above embodiment, specifically, the tilt supporting structure 4 includes a fixed table 41, and tilt side faces 42 are welded at the middle parts of the front and rear sides of the bottom of the fixed table 41; the upper end of the fixed table 41 is connected with a placing and adjusting table 5 in a shaft way, and the joint of the placing and adjusting table 5 and the fixed table 41 is fixed by bolts, so that the rotating adjustment is facilitated; the left and right sides of the lower end of the fixed table 41 are provided with upper U-shaped seats 43 by bolts; a side electric cylinder 44 is axially arranged on the inner side of the upper U-shaped seat 43, and a lower U-shaped seat 45 is axially connected to the lower end of the side electric cylinder 44; the lower U-shaped seats 45 are all mounted on the upper surface of the movable support 1 through bolts, the two lower U-shaped seats 45 are respectively fixed on the left side and the right side of the lower end of the supporting electric cylinder 3, and the lower U-shaped seats 45 are matched with the upper U-shaped seat 43 to support the side electric cylinder 44, so that the fixed table 41 is driven by the side electric cylinder 44 to adjust the inclination angle; the inclined side faces 42 are respectively and axially connected to the front side and the rear side of the output shaft of the supporting electric cylinder 3, and are matched with the fixed table 41 to be installed and work at a left-right inclination angle; the side cylinders 44 on the left and right sides of the fixed table 41 are driven to tilt the placement adjustment table 5 according to the tilting side surfaces 42 at the bottom of the fixed table 41.

When the bearing of the induced draft fan is installed and adjusted, the bearing is placed between the clamping seats 74 and on the T-shaped sliding rail 6, then the anti-slip disc 73 is screwed to be matched with the driving screw 72 to drive the clamping seats 74 to move so as to fix the bearing, then the supporting electric cylinder 3 and the side electric cylinder 44 are driven to drive the fixing table 41 and the placing and adjusting table 5 to lift and reach the installation position, the bearing can be used, when the inclination angle of the placing and adjusting table 5 needs to be adjusted in the use process, the side electric cylinders 44 on the left side and the right side of the fixing table 41 are driven to enable the placing and adjusting table 5 to incline according to the inclined side surface 42 at the bottom of the fixing table 41, when the bearing of the induced draft fan is dismounted and adjusted, the movable support 1 is firstly moved to a designated position through the moving wheel 2, then the supporting electric cylinder 3 and the side electric cylinder 44 are driven to adjust the height, then the side electric cylinder 44 is driven to adjust the inclination angle of the placing and adjusting table 5, the placing and adjusting table 5 can be located below the bearing, finally the fixing of the bearing can be fixed by operating the clamping seats 74 again, and the placing and adjusting table 5 can be adjusted again after fixing.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is intended to cover various modifications, either made by the method concepts and technical solutions of the utility model, or applied directly to other applications without modification, within the scope of the utility model.

Claims

1. The adjusting device for disassembling and installing the bearing of the induced draft fan comprises a movable support (1), wherein movable wheels (2) are arranged at four corners of the bottom of the movable support (1) through bolts, and the adjusting device is characterized in that an inclined support structure (4) is fixedly arranged at the upper end of the movable support (1), and a supporting electric cylinder (3) is supported between the movable support (1) and the inclined support structure (4); the upper end of the inclination angle supporting table structure (4) is provided with a placement adjusting table (5); the left side and the right side of the upper end of the placing and adjusting table (5) are respectively supported with a clamping and fixing clamping seat structure (7); the front side and the rear side of the upper end of the placing and adjusting table (5) are provided with T-shaped sliding rails (6) through bolts, the clamping and fixing clamping seat structure (7) comprises a fixed seat (71), and a driving screw rod (72) is connected with the inside of the fixed seat (71) through threads; one end of the driving screw rod (72) is welded with an anti-slip disc (73), and the other end is provided with a clamping seat (74); the clamping seat (74) is provided with a circular groove facing one side of the driving screw (72), the end part of the driving screw (72) is arranged in the circular groove, and the bottom of the clamping seat (74) is arranged on the T-shaped sliding rail (6) in a sliding manner.

2. The adjusting device for dismounting and mounting the induced draft fan bearing according to claim 1, wherein the inclined supporting table structure (4) comprises a fixed table (41), and inclined side surfaces (42) are welded at the middle parts of the front side and the rear side of the bottom of the fixed table (41); the left side and the right side of the lower end of the fixed table (41) are provided with upper U-shaped seats (43) through bolts; a side electric cylinder (44) is axially arranged on the inner side of the upper U-shaped seat (43), and a lower U-shaped seat (45) is axially connected to the lower end of the side electric cylinder (44); the lower U-shaped seats (45) are all mounted on the upper surface of the movable support (1) through bolts, and the lower U-shaped seats (45) are matched with the upper U-shaped seats (43) to support the side electric cylinders (44); two lower U-shaped seats (45) are respectively fixed at the left side and the right side of the lower end of the supporting electric cylinder (3).

3. The adjusting device for disassembling and assembling the bearing of the induced draft fan according to claim 2, wherein the fixed seat (71) is mounted on the left side and the right side of the upper end of the placing adjusting table (5) through bolts, and the driving screw (72) is movably supported in the fixed seat (71).

4. The adjusting device for disassembling and assembling the bearing of the induced draft fan according to claim 3, wherein the bottom of the clamping seat (74) is provided with a groove, and the groove at the bottom is slidably arranged on the corresponding T-shaped slide rail (6).

5. The adjusting device for disassembling and assembling the bearing of the induced draft fan according to claim 4, wherein the upper end of the fixing table (41) is connected with the placing adjusting table (5) in a shaft way, and the joint of the placing adjusting table (5) and the fixing table (41) is fixed by bolts.

6. The adjusting device for dismounting and mounting the bearing of the induced draft fan according to claim 5, wherein the inclined side surfaces (42) are respectively connected with the front side and the rear side of the output shaft of the supporting electric cylinder (3) in a shaft joint mode.

7. The adjusting device for disassembling and assembling the bearing of the induced draft fan according to claim 6, wherein the driving screw (72) and the anti-slip disc (73) are T-shaped.