CN211805979U

CN211805979U - Movable turnover mechanism for maintenance of ultra-large engine

Info

Publication number: CN211805979U
Application number: CN201922409408.5U
Authority: CN
Inventors: 田广才; 冯相印; 荣辉; 刘秀峰; 刘梅; 黄海鹏
Original assignee: Hebei Iron and Steel Group Mining Co Ltd
Current assignee: Hebei Iron and Steel Group Mining Co Ltd
Priority date: 2019-12-28
Filing date: 2019-12-28
Publication date: 2020-10-30
Anticipated expiration: 2029-12-28

Abstract

The movable turnover mechanism comprises an engine turnover fixing frame, a transmission mechanism, a driving mechanism, an anti-instability cross beam, a foundation support bolt, a turnover mechanism support and a foundation support wheel; the foundation support bolt and the foundation support wheel are arranged on the bottom plate of the turnover mechanism bracket; the two anti-instability cross beams are fixedly connected with the two turnover mechanism support bottom plates; the transmission mechanism is arranged on the top plate of the turnover mechanism bracket; the driving mechanism is arranged at the input end of the transmission mechanism; the engine turnover fixing frame is arranged at the output end of the transmission mechanism. The advantages are that: the device has simple structure, convenient operation and high working efficiency; the engine is safe, stable and reliable in the overturning process, is not limited by a site, and can be freely moved and fixed, so that the use convenience is greatly improved; the reverse braking function is realized, the engine can be stopped at any angle in the overturning process, a braking device and a limiting device are not required to be configured, and the manufacturing cost is low.

Description

Movable turnover mechanism for maintenance of ultra-large engine

The technical field is as follows:

the utility model relates to a large-scale engine maintenance technical field especially relates to a portable tilting mechanism for super large-scale engine maintenance uses.

Background art:

in the prior art, when the engine is overhauled, the engine generally needs to be disassembled and assembled integrally, the engine needs to be overturned for many times in the whole maintenance process, and the overturning process is completed by using a crown block, so that the engine overhaul device has the defects of great harm to the engine, low efficiency and many potential safety hazards. In order to improve the working efficiency, ensure the maintenance quality and reduce the potential safety hazard, an engine turnover device is urgently needed.

The utility model has the following contents:

the utility model aims at overcoming the not enough of prior art, provide a portable tilting mechanism that the upset problem of engine was maintained and is used when being used for solving super large engine maintenance process.

The utility model discloses a solve the technical scheme that above-mentioned problem provided and be: the utility model provides a portable tilting mechanism for super large-scale engine maintenance is used which characterized by: the device comprises an engine overturning fixing frame, a transmission mechanism, a driving mechanism, an anti-instability cross beam, a foundation support bolt, an overturning mechanism bracket and a foundation support wheel; the foundation support bolt and the foundation support wheel are arranged on the bottom plate of the turnover mechanism bracket; the two anti-instability cross beams are fixedly connected with the two turnover mechanism support bottom plates; the transmission mechanism is arranged on the top plate of the turnover mechanism bracket; the driving mechanism is arranged at the input end of the transmission mechanism; the engine turnover fixing frame is arranged at the output end of the transmission mechanism. It is also characterized in that: the engine overturning fixing frame is formed by connecting overturning side plates and a cross beam through bolts, the overturning side plates on two sides are installed on a transmission shaft of a transmission mechanism, the transmission mechanism is formed by a transmission shaft, a bearing and a bearing seat, the bearing seat is fixed on an upper top plate of a overturning mechanism support, the input end of the transmission shaft of the transmission mechanism is connected with the output end of a turbine and worm speed reducer of a driving mechanism, and the input end of the turbine and worm speed reducer is connected with a motor; the engine overturning fixing frame consists of a rotating side plate and a cross beam, and corresponding size and structure are obtained through strength calculation and check according to the whole weight of the engine and are connected through bolts; according to different fixed sizes of the engine, positioning holes which can be adjusted and installed are arranged on the cross beam of the engine; the engine overturning fixing frame and the engine to be repaired are installed by four L-shaped supporting legs; one end of each L-shaped support leg is arranged on the engine base, and the other end of each L-shaped support leg is fixedly arranged on a cross beam of the engine overturning fixing frame; a transmission shaft in the transmission mechanism is connected with a side plate in the engine overturning fixing frame through a shoulder; 4 anchor supporting wheels for moving the whole device are fixed through 4 anchor supporting bolts. The anti-instability beam is connected and installed on the bottom plate of the turnover mechanism bracket through bolts.

The utility model has the advantages that: the device has a simple structure, is convenient to operate, meets the requirements of stability and reliability of the overturning process of the engine, improves the working efficiency, ensures the maintenance quality and reduces the potential safety hazard. The device is not limited by a field when in use, can be moved and fixed at will, and greatly improves the use convenience. The device adopts the worm gear speed reducer to realize the reverse braking function, the engine can stop at any angle in the overturning process, a braking device and a limiting device are not required to be configured, and the manufacturing cost is reduced.

Description of the drawings:

fig. 1 is a structural diagram of an embodiment of the present invention.

In the drawings: 1. the engine overturns the fixed mount; 2. a transmission mechanism; 3. a drive mechanism; 4. an anti-buckling beam; 5. a foundation support bolt; 6. a turnover mechanism bracket; 7. lower margin supporting wheel.

The specific implementation mode is as follows:

the invention is described in further detail below with reference to the following figures and examples: a movable turnover mechanism for use in the maintenance of very large engines, comprising: engine upset mount 1, drive mechanism 2, actuating mechanism 3, anti unstability crossbeam 4, rag supporting bolt 5, tilting mechanism support 6, rag supporting wheel 7: the foundation support bolt 5 and the foundation support wheel 7 are arranged on the bottom plate of the turnover mechanism bracket 6; the two anti-instability cross beams 4 are fixedly connected with the bottom plates of the two turnover mechanism brackets 6; the transmission mechanism 2 is arranged on the top plate of the turnover mechanism bracket 6; the driving mechanism 3 is arranged at the input end of the transmission mechanism 2; the engine overturning fixing frame 1 is arranged at the output end of the transmission mechanism 2. The engine overturning fixing frame 1 is formed by connecting overturning side plates and a cross beam through bolts, the overturning side plates on two sides are installed on a transmission shaft of a transmission mechanism 2, the transmission mechanism 2 is formed by a transmission shaft, a bearing and a bearing seat, the bearing seat is fixed on an upper top plate of an overturning mechanism support 6, the input end of the transmission shaft of the transmission mechanism 2 is connected with the output end of a turbine worm speed reducer of a driving mechanism 3, and the input end of the turbine worm speed reducer is connected with a motor. The engine overturning fixing frame 1 consists of a rotating side plate and a cross beam, and corresponding size and structure are obtained through strength calculation and check according to the whole weight of the engine and are connected through bolts; according to different fixed sizes of the engine, positioning holes which can be adjusted and installed are arranged on the cross beam. The engine overturning fixing frame 1 and the engine to be repaired are installed by four L-shaped supporting legs; one ends of the four L-shaped support legs are arranged on the engine base, and the other ends of the four L-shaped support legs are fixedly arranged on a cross beam of the engine overturning fixing frame 1. The transmission shaft in the transmission mechanism 2 is connected with the side plate in the engine turnover fixing frame 1 through a shoulder. 4 anchor support wheels 7 for the movement of the complete set of equipment are fixed by 4 anchor support bolts 5. The anti-instability beam 4 is connected and installed on the bottom plate of the turnover mechanism bracket 6 through bolts. The engine overturning fixing frame 1 is driven by a 220V alternating current motor, the rotating speed is reduced to be below 6rpm through a worm gear speed reducer, and the rotation is transmitted to the engine overturning fixing frame through a transmission mechanism 2.

The utility model discloses a theory of operation is: the user utilizes lower margin supporting wheel 7 to remove the device to the position of use after, carries out the monolithic stationary through 4 lower margin supporting bolt 5, with 4L type stabilizer blades, one end is installed on the engine, and the other end is fixed on the crossbeam of engine upset mount 1, with actuating mechanism 3 switch on power, makes the device rotatory through the start button of control box, presses stop button after reaching the predetermined position, realizes the arbitrary angle upset of engine.

Claims

1. The utility model provides a portable tilting mechanism that is used for super large-scale engine maintenance to use which characterized in that: the device comprises an engine overturning fixing frame (1), a transmission mechanism (2), a driving mechanism (3), an anti-instability cross beam (4), a foundation support bolt (5), an overturning mechanism support (6) and a foundation support wheel (7); the foundation support bolt (5) and the foundation support wheel (7) are arranged on the bottom plate of the turnover mechanism bracket (6); the two anti-instability cross beams (4) are fixedly connected with the bottom plates of the two turnover mechanism brackets (6); the transmission mechanism (2) is arranged on the top plate of the turnover mechanism bracket (6); the driving mechanism (3) is arranged at the input end of the transmission mechanism (2); the engine turnover fixing frame (1) is arranged at the output end of the transmission mechanism (2).

2. The movable turnover mechanism for ultra-large engine maintenance as claimed in claim 1, wherein: the engine upset mount (1) passes through bolted connection by upset curb plate and crossbeam and constitutes, and the upset curb plate of both sides is installed on the transmission shaft of drive mechanism (2), and drive mechanism (2) comprise transmission shaft, bearing and bearing frame, and the bearing frame is fixed on the last roof of tilting mechanism support (6), and the output of the turbine worm speed reducer of actuating mechanism (3) is connected to the transmission shaft input of drive mechanism (2), and the motor is connected to the input of turbine worm speed reducer.

3. The movable turnover mechanism for use in the maintenance of very large engines of claim 1, further comprising: the engine overturning fixing frame (1) consists of a rotating side plate and a cross beam which are connected through bolts; the cross beam is provided with a positioning hole which can be adjusted and installed.

4. The movable turnover mechanism for ultra-large engine maintenance as claimed in claim 1, wherein: the engine overturning fixing frame (1) and the engine to be repaired are installed by four L-shaped supporting legs; one ends of the four L-shaped support legs are arranged on the engine base, and the other ends of the four L-shaped support legs are fixedly arranged on a cross beam of the engine overturning fixing frame (1).

5. The movable turnover mechanism for use in the maintenance of very large engines of claim 1, further comprising: a transmission shaft in the transmission mechanism (2) is connected with a side plate in the engine turnover fixing frame (1) through a shoulder.

6. The movable turnover mechanism for ultra-large engine maintenance as claimed in claim 1, wherein: 4 anchor supporting wheels (7) used for moving the whole device are fixed through 4 anchor supporting bolts (5).

7. The movable turnover mechanism for use in the maintenance of very large engines of claim 1, further comprising: the anti-instability beam (4) is connected and installed on the bottom plate of the turnover mechanism bracket (6) through bolts.