CN217780466U

CN217780466U - Scaffold-free mounting structure for elevator

Info

Publication number: CN217780466U
Application number: CN202221509680.6U
Authority: CN
Inventors: 李磊; 余振飞; 惠文生; 王京伟
Original assignee: Beijing Railway Elevator Engineering Co ltd
Current assignee: Beijing Railway Elevator Engineering Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-11-11
Anticipated expiration: 2032-06-16

Abstract

The utility model relates to a technical field of elevator installation, in particular to no scaffold of elevator mounting structure, including work platform, fixed spacing subassembly and remove spacing subassembly, fixed spacing subassembly and the spacing subassembly of removal all set up on work platform, just fixed spacing subassembly can fix the work platform of berthhing in the elevator advances spacingly, it can fix the work platform that reciprocates in the elevator advances spacingly to remove spacing subassembly. The stability of work platform in the course of the work has been improved to this application.

Description

Scaffold-free mounting structure for elevator

Technical Field

The application relates to the technical field of elevator installation, in particular to a scaffold mounting structure is not had to elevator.

Background

With the continuous development of the modern building industry, the scale of elevator engineering is larger and larger, and the lifting height is higher and higher, which puts higher requirements on elevator installation. A scaffold is required to be installed in a hoistway of an elevator in a traditional elevator installation method, particularly for a high-rise building, the scaffold is erected, the engineering quantity is large, a large amount of manpower, material resources and time are consumed for transportation, installation, disassembly, storage and the like of the scaffold, and the construction period and cost control are affected.

The scaffold-free construction is a novel elevator installation technology, and can effectively improve the labor intensity of workers, reduce the installation cost and improve the construction quality. The existing scaffold-free construction process comprises the steps of assembling a car, a car bottom plate and a counterweight frame, installing machine room equipment such as a host machine and a control cabinet, hanging a steel wire rope and a counterweight, operating the car as a working platform by means of temporary electricity, and operating constructors, machines and mounting materials from bottom to top along with the working platform to carry out installation work of guide rails, hall doors and electrical equipment in a hoistway, so that scaffolds are completely omitted, and the defects of construction of the scaffold elevator are overcome.

In view of the above-mentioned technologies, the inventor believes that the working platform often shakes during installation work performed by a worker through the working platform, and therefore needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the stability of work platform in the course of the work, this application provides an elevator does not have scaffold and installs structure.

The application provides a pair of elevator does not have scaffold mounting structure adopts following technical scheme: the utility model provides an elevator does not have scaffold frame mounting structure includes work platform, fixed spacing subassembly and removes spacing subassembly, fixed spacing subassembly and the spacing subassembly of removal all set up on work platform, just fixed spacing subassembly can fix the work platform of berthhing in the elevator advances spacingly, it can fix spacing with the work platform that reciprocates in the elevator advances to remove spacing subassembly.

By adopting the technical scheme, the working platform is limited when being stopped and moved, so that the stability of the working platform in the working process is improved.

Optionally, the fixed limiting assembly comprises a first pushing motor, a telescopic push rod, a rotating shell, a gear, a first rack, a second rack, a first limiting plate and a second limiting plate, a cylinder body of the first pushing motor is fixedly arranged on the outer side wall, close to the elevator shaft wall, of the working platform, an output shaft of the first pushing motor is fixedly connected with the telescopic push rod, one end, far away from the first pushing motor, of the telescopic push rod is fixedly connected with the rotating shell, and the gear rotates around the axis direction of the gear and is arranged in the rotating shell and is meshed with the first rack and the second rack at the same time; the one end of first limiting plate and second limiting plate is all fixed to be set up at the lateral wall that work platform is close to the elevator wall of a well, first spout has been seted up to first limiting plate, the second spout has been seted up to the second limiting plate, the terminal surface an organic whole that the gear was kept away from to first rack is provided with first slider, the terminal surface an organic whole that the gear was kept away from to the second rack is provided with the second slider, first spout inscribe can not break away from is arranged in first slider slip, the second spout inscribe can not break away from is arranged in the second slider slip.

By adopting the technical scheme, after the working platform stops in the elevator shaft, the first pushing motor is started, and the first pushing motor drives the telescopic push rod, the gear, the first rack and the second rack to move towards the elevator shaft wall until the telescopic push rod is abutted against the elevator shaft wall, so that the working platform is fixed and limited; if when the elevator wall of a well unevenness phenomenon appears, behind the first butt of first rack to the elevator wall of a well, gear revolve drove the second rack and continue to remove to the elevator wall of a well direction, drive the second with the rack to remove to keeping away from the elevator wall of a well direction, until first rack and second rack simultaneously butt to the elevator wall of a well to the realization is spacing to work platform's fixed.

Optionally, a first abutting plate is fixedly arranged at one end, close to the elevator shaft wall, of the first rack; and a second abutting plate is fixedly arranged at one end, close to the elevator shaft wall, of the second rack.

Through adopting above-mentioned technical scheme, when reducing fixed spacing work platform, to the pressure of the elevator wall of a well, reduced the damage to the wall body.

Optionally, the movement limiting assembly comprises a pulley arranged on the periphery of the working platform and abutted against the wall of the elevator shaft.

Through adopting above-mentioned technical scheme, through setting up the pulley with the wall of a well butt of elevator, can promote the stability that work platform reciprocated the in-process.

Optionally, the movable limiting assembly further includes a second pushing motor, a pushing rod, a vertical plate, a transverse plate, a spring, and a second moving block, the second pushing motor is fixedly disposed on the working platform, an output shaft of the second pushing motor is fixedly connected to one end of the pushing rod, one end of the pushing rod far away from the second pushing motor is fixedly connected to one end surface of the vertical plate, one side of the vertical plate is fixedly connected to the transverse plate, the transverse plate is provided with a fourth sliding groove, and an end surface of the second moving block close to the transverse plate is integrally provided with a fourth sliding block which is slidably disposed in the fourth sliding groove and cannot be separated; one end of the spring is fixedly connected with the vertical plate, the other end of the spring is connected with the second moving block, and one end, far away from the spring, of the second moving block is connected with the pulley rotating around the axis direction of the second moving block.

Through adopting above-mentioned technical scheme, start the second and promote motor and promote the riser and be close to the elevator wall of a well to extrusion spring, work platform is reciprocating the in-process, through the effect of spring restoring force down, the more firm of pulley and elevator wall of a well butt, thereby further improved the stationarity that work platform reciprocated.

Optionally, a supporting plate is fixedly connected to the end face, close to the elevator shaft wall, of the working platform, a third sliding groove is formed in the supporting plate, a third sliding block is integrally arranged on the end face, far away from the second moving block, of the transverse plate, and the third sliding block is arranged in the third sliding groove in a sliding mode and cannot be separated from the third sliding block.

By adopting the technical scheme, the stability in the process of pushing the roller skate is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of an elevator scaffolding-free installation structure of the present application;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic structural view of a fixing and limiting assembly of an elevator scaffold-free mounting structure of the present application;

fig. 4 is a schematic view of a movement limiting assembly of an elevator scaffolding-free mounting structure according to the present application.

Description of reference numerals: 1. a working platform; 2. a fixing plate; 3. a hoist rope pulley; 4. fixing a limiting component; 40. a first push motor; 41. a telescopic push rod; 42. rotating the shell; 43. a gear; 44. a first rack; 441. a first slider; 45. a second rack; 451. a second slider; 46. a first limit plate; 461. a first chute; 47. a second limiting plate; 471. a second chute; 48. a first abutting plate; 49. a second butt joint plate; 5. a movement limiting component; 51. a second push motor; 52. a push rod; 53. a first moving block; 531. a transverse plate; 5311. a fourth chute; 532. a vertical plate; 533. a third slider; 54. a support plate; 541. a third chute; 55. a spring; 56. a second moving block; 561. a fourth slider; 57. a pulley.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a scaffold-free mounting structure of an elevator, and referring to fig. 1, the scaffold-free mounting structure of the elevator comprises a working platform 1, a fixing plate 2 and a hoisting rope pulley 3; the working platform 1 is of a shell cubic structure, one end of the working platform is provided with an opening, a worker is positioned in the working platform 1 through the opening, a fixing plate 2 is welded on the side wall of the working platform 1, a hoisting rope pulley 3 is fixedly arranged on the fixing plate 2, and the hoisting rope pulley 3 can be matched with a rope to lift the working platform 1.

Referring to fig. 1 and 2, a fixed limiting component 4 is installed on the end face, close to the elevator shaft wall, of the working platform 1, the fixed limiting component 4 can stably stop the working platform 1 in the elevator shaft, and the situation that the working platform 1 shakes due to walking of workers on the working platform 1 is reduced.

Referring to fig. 2 and 3, the fixed limit assembly 4 includes a first push motor 40 providing a power source, a telescopic push rod 41, a rotating case 42, a gear 43, a first rack 44, a second rack 45, a first limit plate 46, and a second limit plate 47; the cylinder body of the first pushing motor 40 is welded with the end face, close to the elevator shaft wall, of the working platform 1, the output shaft of the first pushing motor 40 is welded with the telescopic push rod 41, one end, far away from the first pushing motor 40, of the telescopic push rod 41 is welded with the rotating shell 42, the gear 43 rotates around the axis direction of the gear 43 and is arranged in the rotating shell 42, and the gear is meshed with the first rack 44 and the second rack 45 which are arranged in parallel at the same time; one end of each of a first limiting plate 46 and a second limiting plate 47 which are parallel to each other is welded on the end face, close to the elevator shaft wall, of the working platform 1, the first limiting plate 46 and the second limiting plate 47 are symmetrically distributed along the length direction of the telescopic push rod 41, a first sliding groove 461 is formed in the first limiting plate 46, a first sliding block 441 is arranged on one side, away from the gear 43, of the first rack 44, the first sliding block 441 and the first rack 44 are integrally formed, the first sliding block 441 is arranged in the first sliding groove 461, and the first sliding block 441 can slide along the length direction of the first sliding groove 461 without separating; the second sliding groove 471 is formed in the second limiting plate 47, the second slider 451 is arranged on one side, away from the gear 43, of the second rack 45, the second slider 451 and the second rack 45 are integrally formed, the second slider 451 is arranged in the second sliding groove 471, and the second slider 451 can slide along the length direction of the second sliding groove 471 and does not separate from the second sliding groove. A first abutting plate 48 is welded at one end, close to the elevator shaft wall, of the first rack 44, and a second abutting plate 49 is welded at one end, close to the elevator shaft wall, of the second rack 45.

After the first pushing motor 40 works, the first pushing motor 40 drives the telescopic push rod 41 to extend, the telescopic push rod 41 pushes the gear 43 to move towards the direction of the elevator shaft wall, at the moment, the gear 43, the first rack 44 and the second rack 45 do not rotate, and the first abutting plate 48 and the second abutting plate 49 can abut against the elevator shaft wall at the same time to realize the fixed limit of the working platform 1; when first butt joint board 48 is protruding in the butt lift well wall, gear 43 takes place to rotate under the promotion of telescopic push rod 41 for first butt lift well wall bellied first rack 44 rebound, second gear 43 continues the downstream, and gear 43 lasts the downstream under the promotion of push rod, and then first gear 43 can continue the downstream after the rebound, and final first butt joint board 48 is on the uneven lift well wall with the equal steady placing of second butt joint board 49. Similarly, when the second abutting plate 49 abuts against the elevator shaft wall first, the first abutting plate 48 and the second abutting plate 49 can be placed on the uneven elevator shaft wall smoothly.

Referring to fig. 1 and 2, a movable limiting assembly 5 is mounted on the working platform 1, and the movable limiting assembly 5 is used for improving the stability of the working platform 1 in the lifting process in the elevator shaft.

Referring to fig. 1, 2 and 4, the movement limiting assembly 5 includes a second pushing motor 51, a pushing rod 52, a first moving block 53, a supporting plate 54, a spring 55, a second moving block 56 and a pulley 57; the first moving block 53 is arranged in an L shape and comprises a transverse plate 531 and a vertical plate 532 which are integrally arranged, the second pushing motor 51 is fixedly arranged on the inner side wall of the working platform 1, the pushing rod 52 is slidably arranged on the side wall of the working platform 1 along the length direction of the pushing rod 52, one end of the pushing rod 52 is welded with an output shaft of the second pushing motor 51, and the other end of the pushing rod 52 is welded with the first moving block 53; the supporting plate 54 is welded on the end face, close to the elevator shaft wall, of the working platform 1, the supporting plate 54 is provided with a third sliding groove 541, one end, close to the first moving block 53, of the first moving block 53 is integrally provided with a third sliding block 533, and the third sliding block 533 is stably arranged in the third sliding groove 541 in a sliding mode and cannot be separated; a fourth slider 561 is integrally arranged on the side wall, close to the transverse plate 531, of the second moving block 56, a fourth sliding groove 5311 is formed in the end face, close to the second moving block 56, of the transverse plate 531, the fourth slider 561 is stably arranged in the fourth sliding groove 5311 in a sliding manner and cannot be separated from the latter, one end of the spring 55 is fixedly arranged on the end face, far away from the working platform 1, of the vertical plate 532, the other end of the spring 55 is fixedly arranged on the second moving block 56, one end, far away from the spring 55, of the second moving block 56 is rotatably connected with the pulley 57 through an ear plate, and the pulley 57 rotates around the axis of the pulley 57.

The first abutting plate 48 and the second abutting plate 49 are contracted, in the process that the traction rope pulley 3 drives the working platform 1 to ascend and descend, the second pushing motor 51 is started to push the first moving block 53 to move on the supporting plate 54 through the pushing rod 52, the pulley 57 is close to and abutted against the elevator shaft wall, after the pulley 57 is abutted against the elevator shaft wall, the first moving block 53 is continuously pushed, at the moment, the second moving block 56 and the first moving block 53 slide relatively, the spring 55 is in a compression state, the stability in the process of ascending and descending the working platform 1 can be improved, and when the pulley 57 protrudes through the elevator shaft, the stable movement of the working platform 1 can be guaranteed under the action of the spring 55.

Referring to fig. 1, the fixed limiting component 4 and the movable limiting component 5 are correspondingly arranged in multiple groups and symmetrically distributed on the opposite side walls of the working platform 1, so that the stability of the working platform 1 is improved from multiple directions.

The implementation principle is as follows: when the working platform 1 stops in the elevator shaft, the first pushing motor 40 is started to drive the first abutting plate 48 and the second abutting plate 49 to be close to and abut against the elevator shaft wall, so that the stability of the working platform 1 is improved, and the shaking phenomenon caused by the movement of a worker on the working platform 1 is reduced; the first abutting plate 48 and the second abutting plate 49 are retracted, and the second pushing motor 51 is started, so that the pulley 57 abuts against the wall of the elevator shaft, and the stability of the working platform 1 in the lifting process in the elevator shaft is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an elevator does not have scaffold mounting structure which characterized in that: including work platform (1), fixed spacing subassembly (4) and remove spacing subassembly (5) and all set up on work platform (1), just fixed spacing subassembly (4) can fix spacing with work platform (1) of berthhing in the elevator shaft, it can fix spacing with work platform (1) that reciprocates in the elevator shaft to remove spacing subassembly (5).

2. The scaffold-less mounting structure for an elevator according to claim 1, wherein: the fixed limiting assembly (4) comprises a first pushing motor (40), a telescopic push rod (41), a rotating shell (42), a gear (43), a first rack (44), a second rack (45), a first limiting plate (46) and a second limiting plate (47), a cylinder body of the first pushing motor (40) is fixedly arranged on the outer side wall, close to the elevator shaft wall, of the working platform (1), an output shaft of the first pushing motor (40) is fixedly connected with the telescopic push rod (41), one end, far away from the first pushing motor (40), of the telescopic push rod (41) is fixedly connected with the rotating shell (42), the gear (43) rotates around the axis direction of the gear and is arranged in the rotating shell (42) and is meshed with the first rack (44) and the second rack (45) at the same time; the one end of first limiting plate (46) and second limiting plate (47) is all fixed to be set up at work platform (1) and is close to the lateral wall of the elevator wall of a well, first spout (461) have been seted up to first limiting plate (46), second spout (471) have been seted up to second limiting plate (47), the terminal surface an organic whole that gear (43) were kept away from in first rack (44) is provided with first slider (441), the terminal surface an organic whole that gear (43) were kept away from in second rack (45) is provided with second slider (451), first slider (441) slide arrange in first spout (461) and can not break away from, second slider (451) slide arrange in second spout (471) and can not break away from.

3. An elevator scaffold-free mounting structure according to claim 2, wherein: a first abutting plate (48) is fixedly arranged at one end, close to the wall of the elevator shaft, of the first rack (44); and a second abutting plate (49) is fixedly arranged at one end, close to the elevator shaft wall, of the second rack (45).

4. An elevator scaffolding-free mounting structure as set forth in claim 3, wherein: the movable limiting assembly (5) comprises a pulley (57) which is arranged on the peripheral side of the working platform (1) and is abutted against the wall of the elevator shaft.

5. An elevator scaffold-free mounting structure according to claim 4, wherein: the movable limiting assembly (5) further comprises a second pushing motor (51), a pushing rod (52), a vertical plate (532), a transverse plate (531), a spring (55) and a second moving block (56), wherein the second pushing motor (51) is fixedly arranged on the working platform (1), an output shaft of the second pushing motor (51) is fixedly connected with one end of the pushing rod (52), one end, far away from the second pushing motor (51), of the pushing rod (52) is fixedly connected with one end face of the vertical plate (532), one side of the vertical plate (532) is fixedly connected with the transverse plate (531), the transverse plate (531) is provided with a fourth sliding groove (5311), a fourth sliding block (561) is integrally arranged on the end face, close to the transverse plate (531), of the second moving block (56), and the fourth sliding block (561) is slidably arranged in the fourth sliding groove (5311) and cannot be separated; one end of the spring (55) is fixedly connected with the vertical plate (532), the other end of the spring is connected with the second moving block (56), and one end, far away from the spring (55), of the second moving block (56) is connected with the pulley (57) rotating around the axis direction of the second moving block.

6. An elevator scaffold-free mounting structure according to claim 5, wherein: the end face, close to the elevator shaft wall, of the working platform (1) is fixedly connected with a supporting plate (54), a third sliding groove (541) is formed in the supporting plate (54), a third sliding block (533) is integrally arranged on the end face, far away from the second moving block (56), of the transverse plate (531), and the third sliding block (533) is arranged in the third sliding groove (541) in a sliding mode and cannot be separated from the third sliding block.

7. An elevator scaffolding-free mounting structure as set forth in claim 6, wherein: the number of the movable limiting assemblies (5) is at least two, and the movable limiting assemblies are symmetrically distributed on the opposite side walls of the working platform (1).