CN217173021U

CN217173021U - Rotor hoisting construction platform

Info

Publication number: CN217173021U
Application number: CN202220572486.6U
Authority: CN
Inventors: 王石林; 施玉泽; 张军; 杨红兵
Original assignee: Sinohydro Bureau 14 Co Ltd
Current assignee: Sinohydro Bureau 14 Co Ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-08-12
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a rotor hoist and mount construction platform, rotor hoist and mount construction platform is the loop configuration, including four sub-platforms, four trapezoidal framves of every sub-platform are connected and are constituted, every trapezoidal frame is by two girders, four auxiliary beams, two inner crossbeams and two outer crossbeams, a decorative pattern steel sheet is connected and is constituted, through two inner crossbeams and two outer crossbeam fixed connection between two girders, two inner crossbeams and two outer crossbeams are located the girder both ends respectively and are parallel to each other, constitute a trapezoidal frame, the decorative pattern steel sheet is arranged in trapezoidal frame the higher authority and fixed connection with it, four angles of trapezoidal frame are equipped with round steel and girder fixed connection, every sub-platform is equipped with interior guardrail and outer guardrail, connect fixedly through the round steel. The utility model discloses a rotor hoist and mount construction platform simple structure, easy dismounting, repeatedly usable has improved the efficiency of construction and has ensured constructor's safety simultaneously.

Description

Rotor hoisting construction platform

Technical Field

The utility model belongs to the technical field of the generator installation, concretely relates to rotor hoist and mount construction platform.

Background

In the process of hanging the rotor of the water turbine generator set into the machine pit to be in place, battens with certain thickness need to be inserted between the rotor and the stator to prevent the rotor from colliding during hanging into the stator, and one person is usually arranged at each magnetic pole position to operate the battens. The traditional construction method comprises the following steps: the staff directly stands to the tooth clamp plate department on the stator, and the construction is neither convenient nor unsafe, damages the stator collector ring easily. The second method comprises the following steps: the construction platform is manufactured, one end of the construction platform needs to be supported on the stator upper tooth pressing plate, construction is complex, dismounting is inconvenient, and working efficiency is low.

Disclosure of Invention

The to-be-solved technical problem of the utility model is in the work progress of taking one's place in the hydroelectric set rotor hangs into the machine hole, and traditional method process is loaded down with trivial details, and is inefficient, and the potential safety hazard is big.

For solving the technical problem, the utility model provides a rotor hoist and mount construction platform, rotor hoist and mount construction platform is the annular structure, including four sub-platforms, four trapezoidal framves of every sub-platform are connected and are constituted, and every trapezoidal frame is connected by two girders, four auxiliary beams, two inner beam and two outer crossbeams, a decorative pattern steel sheet and is constituted, through two inner beam and two outer crossbeam fixed connection, two between two girders inner beam and two outer crossbeam be located the girder both ends respectively and be parallel to each other, constitute a trapezoidal frame, the decorative pattern steel sheet is arranged in trapezoidal frame's higher authority and fixed connection with it, four angles of trapezoidal frame are equipped with round steel and girder fixed connection, and every sub-platform is equipped with inner guardrail and outer guardrail, connects fixedly through the round steel.

Further, a secondary beam is arranged between the inner cross beam and the outer cross beam.

Furthermore, the connection of each ladder-shaped frame is fixedly connected through the connecting plates and the bolts on the outer corners of the ladder-shaped frame, one outer corner of each ladder-shaped frame is provided with two connecting plates, the other outer corner of each ladder-shaped frame is provided with one connecting plate, and the ladder-shaped frames are fixed by inserting the bolts into the pin holes in the connecting plates.

Furthermore, an L-shaped fixing plate is further arranged at the outer corner of each trapezoid frame and is fixedly connected with the main beam.

Further, the included angle between every girder is 22 degrees.

Furthermore, the pattern steel plate is of a circular arc structure.

Further, the bolt is of an L-shaped structure.

Further, the height of the inner guardrail and the outer guardrail is 1.2 m.

The utility model has the advantages that: the guardrail of the rotor hoisting construction platform is fixed by the round steel arranged on the girder, so that the disassembly, the assembly and the installation are more convenient; the platform consists of four sub-platforms, so that the transportation and the hoisting are convenient; a fixed plate is arranged below the main beam, so that the platform can be conveniently fixed on the upper ring plate of the stator; to sum up, the utility model discloses a rotor hoist and mount construction platform simple structure, easy dismounting, repeatedly usable has improved the efficiency of construction and has ensured constructor's safety simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is the utility model discloses a rotor hoist and mount construction platform's user state schematic diagram.

Fig. 2 is the utility model discloses a rotor hoist and mount construction platform's under the user state a department's schematic structure view.

Fig. 3 is a schematic structural diagram of a B position of the rotor hoisting construction platform in a use state of the utility model.

Fig. 4 the utility model discloses a partial structure schematic diagram of sub-platform of rotor hoist and mount construction platform.

Fig. 5 the utility model discloses a rotor hoist and mount construction platform's sub-platform's C department's schematic structure diagram.

Fig. 6 the utility model discloses a structural schematic diagram of D department of sub-platform of rotor hoist and mount construction platform.

Fig. 7 the utility model discloses a rotor hoist and mount construction platform's sub-platform's schematic structure diagram.

In the figure: 1-main beam, 2-inner beam, 3-outer beam, 4-pattern steel plate, 5-auxiliary beam, 6-round steel, 7-fixing plate, 8-connecting plate, 9-bolt, 10-inner guardrail, 11-outer guardrail and 12-stator.

Detailed Description

As shown in fig. 1-2, a rotor hoist and mount construction platform, rotor hoist and mount construction platform is ring structure, including four sub-platforms, four trapezoidal framves of every sub-platform are connected and are constituted, and every trapezoidal frame is connected by two girder 1, four auxiliary beam 5, two inner beam 2 and two outer beam 3, a decorative pattern steel sheet 4 and is constituted, through two inner beam 2 and two outer beam 3 fixed connection, two between two girder 1 inner beam 2 and two outer beam 3 are located girder 1 both ends respectively and are parallel to each other, constitute a trapezoidal frame, decorative pattern steel sheet 4 arranges the higher authority of trapezoidal frame in and fixed connection with it, four angles of trapezoidal frame are equipped with round steel 6 and girder 1 fixed connection, and every sub-platform is equipped with interior guardrail 10 and outer guardrail 11, connects fixedly through round steel 6.

Preferably, a secondary beam 5 is arranged between the inner beam 2 and the outer beam 3.

Preferably, the connection of each ladder-shaped frame is fixedly connected through the connecting plates 8 and the bolts 9 on the outer corners of the ladder-shaped frame, one outer corner of the ladder-shaped frame is provided with two connecting plates 8, the other outer corner of the ladder-shaped frame is provided with one connecting plate 8, and the ladder-shaped frame is fixed by inserting the bolts 9 into the pin holes on the connecting plates 8.

Preferably, the outer corner of each trapezoid frame is further provided with an L-shaped fixing plate 8 which is fixedly connected with the main beam 1.

Preferably, the included angle between each main beam 1 is 22 degrees.

Preferably, the pattern steel plate 4 has a circular arc structure.

Preferably, the bolt 9 is of an L-shaped structure.

Preferably, the inner guard rail 10 and the outer guard rail 11 are 1.2m high.

When the auxiliary device is used, one sub-platform is hung on the upper ring plate of the stator 12, the platform is adjusted, the fixing plate 7 is inserted below the upper ring plate of the stator 12, and the fixing plate 7 on each main beam 1 is confirmed to be inserted in place; then, hoisting the other sub-platforms in place to enable the other sub-platforms to be installed close to the previous sub-platform, adjusting the platforms to enable the fixing plates 7 to be inserted in place, and mutually matching and locking adjacent sub-platforms through the connecting plates 8 and the bolts 9; then, the rest platforms are sequentially installed in place by the same method and locked by a bolt 9; and finally, after the whole construction platform is assembled, respectively installing the inner guard fence 10 and the outer guard fence 11 in place.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made thereto within the knowledge of those skilled in the art.

Claims

1. A rotor hoisting construction platform is characterized in that the rotor hoisting construction platform is of a circular structure and consists of four sub-platforms, each sub-platform is formed by connecting four trapezoid frames, each trapezoid frame is formed by connecting two main beams (1), four auxiliary beams (5), two inner cross beams (2), two outer cross beams (3) and a patterned steel plate (4), the two main beams (1) are fixedly connected with the two outer cross beams (3) through the two inner cross beams (2), the two inner cross beams (2) and the two outer cross beams (3) are respectively positioned at two ends of the main beams (1) and are parallel to each other to form the trapezoid frame, the patterned steel plates (4) are arranged on the trapezoid frame and are fixedly connected with the trapezoid frame, round steel (6) and the main beams (1) are arranged at four corners of the trapezoid frame, each sub-platform is provided with an inner guardrail (10) and an outer guardrail (11), are connected and fixed through round steel (6).

2. A rotor hoisting construction platform according to claim 1, characterized in that a secondary beam (5) is arranged between the inner beam (2) and the outer beam (3).

3. A rotor hoisting construction platform according to claim 1, characterized in that each ladder frame is fixedly connected by connecting plates (8) and bolts (9) at its outer corners, and the ladder frame has two connecting plates (8) at one outer corner and one connecting plate (8) at the other outer corner, and is fixed by inserting the bolts (9) into pin holes on the connecting plates (8).

4. The rotor hoisting construction platform according to claim 1, wherein an L-shaped fixing plate (7) is further arranged at an outer corner of each ladder frame and is fixedly connected with the main beam (1).

5. The rotor hoisting construction platform according to claim 1, wherein the included angle between each main beam (1) is 22 degrees.

6. The rotor hoisting construction platform as claimed in claim 1, wherein the pattern steel plate (4) is of a circular arc structure.

7. A rotor hoisting construction platform according to claim 3, characterized in that the plug (9) is an L-shaped structure.

8. A rotor hoisting construction platform according to claim 1, characterized in that the inner (10) and outer (11) fences are 1.2m high.