CN105502130B - The method of adjustment of lowering or hoisting gear operation height and the installation method of elevator - Google Patents

Abstract

The invention relates to a method for adjusting the running height of a lifting device and an elevator installation method. The method for adjusting the running height of the lifting device includes the following steps: the lifting device is assembled at the bottom of the hoistway, and the transmission rope is fixed on the machine room or the top of the hoistway Up; the lifting device moves up to the preset floor, and a load-bearing beam is installed on the well wall of the floor, the lifting device runs down to the bottom of the well, and the transmission rope is removed and fixed on the load-bearing beam. Run between the preset floor and the bottom of the hoistway. In the method for adjusting the operating height of the lifting device, the highest point of the lifting device is set at least twice, so that the lifting device can adapt to equipment installations of different heights. The installation method of the elevator is based on the assembly floor of the elevator car, and the floor where the lifting device is set is the highest point, and the elevator car is installed, which avoids the interference of the transmission rope of the lifting device on the elevator car, and improves the safety of the elevator installation .

Description

Method for adjusting the operating height of the lifting device and the method for installing the elevator

technical field

The invention relates to the technical field of elevator installation, in particular to a method for adjusting the running height of a lifting device and an elevator installation method.

Background technique

The traditional elevator installation technology is to build scaffolding from the bottom of the hoistway layer by layer, which takes a long time and is not safe enough, so it is not suitable for high-rise elevator installation. After development, lifting devices have gradually appeared to replace scaffolding for elevator installation, and improvements have been made to a certain extent. But the existing method of using the lifting device to install the elevator, because the steel wire rope is arranged on the top of the machine room or the well, the steel wire rope runs through the well, and the main machine is driven above the lifting device, the steel wire rope interferes with the car during the assembly process of the car, and the safety is insufficient. Lack of convenience.

Contents of the invention

Based on this, it is necessary to provide a method for adjusting the operating height of the lifting device and an elevator installation method, so as to improve the safety and convenience in the process of assembling the car.

Its technical scheme is as follows:

A method for adjusting the operating height of a lifting device, comprising the steps of:

(1) The lifting device is assembled at the bottom of the well, and the first end of the transmission rope is fixedly connected to the power mechanism that controls the lifting or lowering of the lifting device, and the second end of the transmission rope is fixed on the top of the machine room or the well;

(2) The lifting device is operated to rise to a preset floor, and a load-bearing beam is installed on the shaft wall of this floor;

(3) After the load-bearing beam is installed, the lifting device moves down to the bottom of the hoistway, and the second end of the transmission rope is removed and fixed on the load-bearing beam. run between the bottom of the well.

In one of the embodiments, before the step (1), it also includes setting out, and installing a pair of guide rails at the bottom of the hoistway according to the setting out line to cooperate with the lifting device.

In one of the embodiments, in step (2), it also includes that the lifting device runs along the installed guide rails, and sequentially installs multiple pairs of guide rails upwards, or installs elevator components.

In one embodiment, in step (2), the preset floor is the sub-top floor, and the load-bearing beam is fixed between two opposite shaft walls of the sub-top floor.

In one of the embodiments, in step (3), the second end of the transmission rope is fixed on the car floor beam, and is fixed on the load beam through the car floor beam.

In one of the embodiments, in step (3), it also includes that the lifting device moves up to a preset floor, and an elevator car matched with the guide rail is installed.

In one of the embodiments, after step (3), the lifting device moves down to the bottom of the hoistway and is removed.

A method for installing an elevator, comprising the steps of:

(1) Stake out, and install a pair of guide rails at the bottom of the shaft according to the stakeout line;

(2) The lifting device matched with the guide rail is assembled at the bottom of the hoistway, and the first end of the transmission rope is fixedly connected to the power mechanism that controls the lifting or lowering of the lifting device, and the second end of the transmission rope is fixed On the top of the machine room or shaft;

(3) The lifting device runs along the installed guide rails, installs multiple pairs of guide rails upwards sequentially, or installs elevator components, and installs a load-bearing beam on the shaft wall of the preset floor;

(4) After the lifting device runs down to the bottom of the hoistway and stops, the second end of the transmission rope is removed and fixed on the load-bearing beam;

(5) The lifting device moves up to the preset floor, and completes the installation of the elevator car matched with the guide rail.

In one of the embodiments, in step (3), the elevator components are installed including the hall door and the control device for controlling the hall door; the preset floor is the second top floor, and the load-bearing beam is fixed on two Symmetrical between shaft walls.

In one of the embodiments, in step (4), the second end of the transmission rope is fixed on the car floor beam, and is fixed on the load beam through the car floor beam; after step (5), the After the lifting device runs down to the bottom of the hoistway and comes to a complete stop, it is dismantled.

The "first" and "second" mentioned in the present invention above do not represent specific numbers and sequences, but are only used to distinguish names.

The beneficial effects of the above-mentioned present invention:

When the method of adjusting the operating height of the above-mentioned lifting device is used, the lifting device is first assembled at the bottom of the hoistway, and the rotating rope is fixed on the top of the machine room or the hoistway, so that the lifting device operates within a larger lifting height range, and then the transmission rope The second end of the lifting device is fixed to the load-bearing beam of the preset floor, so that the lifting device can operate within a small range of lifting height. The method of adjusting the operating height of the lifting device can set the highest point of the lifting device at least twice, so that the lifting device can adapt to the installation of equipment with different heights, and is especially suitable for the installation of equipment that will occupy a large lifting space or affect the lifting device Run device installation.

When the above-mentioned elevator installation method is used, the first pair of guide rails is installed through lofting first, and the assembly of the lifting device is completed at the bottom of the well, and the transmission rope is fixed on the top of the machine room or the well, and the lifting device completes the guide rails and elevator components in the entire well. Installation, and then by fixing the second end of the transmission rope on the load-bearing beam, the setting of the second lifting height range of the lifting device is completed, and the installation of the elevator car is completed by running to the highest point of the second lifting height range. The installation method of the elevator is to assemble the floor according to the elevator car, so that the drive rope is fixed below the floor, and the highest point of the second height range is set as the floor, and the lifting device can operate in the second height range. The installation of the elevator car avoids the interference of the transmission rope of the lifting device on the elevator car, ensures the reliability of the transmission rope during the installation of the elevator car, and improves the safety of the elevator installation.

Description of drawings

Fig. 1 is the flowchart of the method for adjusting the operating height of the lifting device according to the present invention;

Fig. 2 is the flowchart of the installation method of elevator of the present invention;

Fig. 3 is the implementation schematic diagram a of the adjustment method of the operating height of the lifting device and the installation method of the elevator according to the present invention;

Fig. 4 is a schematic diagram b of the implementation of the method for adjusting the operating height of the lifting device and the method for installing the elevator according to the present invention.

Explanation of reference signs:

110. Lifting device, 101. Working area, 102. Driving area, 103. Driving host, 104. Transmission rope, 105. Assembly car area, 106. Car bottom beam, 111. Top hook, 112. Bearing beam, 120. Well, 121, the front wall of the well, 122, the back wall of the well, 130, the top floor, 140, the machine room.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that the specific embodiments described here are only used to explain the present invention, and do not limit the protection scope of the present invention.

As shown in Figure 1, a method for adjusting the operating height of a lifting device according to the present invention comprises the following steps:

The S110 lifting device is assembled at the bottom of the hoistway, and the first end of the transmission rope is fixedly connected to the power mechanism that controls the lifting device to rise or fall, and the second end of the transmission rope is fixed on the top of the machine room or the hoistway;

The lifting device described in S120 is operated to rise to a preset floor, and a load-bearing beam is installed on the shaft wall of the floor;

S130 The lifting device runs down to the bottom of the hoistway, removes the second end of the transmission rope and fixes it on the load-bearing beam, and the lifting device runs between the preset floor and the bottom of the hoistway.

As shown in Figures 3 and 4, when the method of adjusting the operating height of the lifting device is used, the lifting device is first assembled at the bottom of the hoistway, and the rotating rope is fixed on the top of the machine room or the hoistway, so that the lifting device is within a larger lifting height range Operation, and then by fixing the second end of the transmission rope to the load-bearing beam of the preset floor, the lifting device can be operated within a small lifting height range. The method of adjusting the operating height of the lifting device can set the highest point of the lifting device at least twice, so that the lifting device can adapt to the installation of equipment with different heights, and is especially suitable for the installation of equipment that will occupy a large lifting space or affect the lifting device Run device installation.

The lifting device is a hanging basket, an elevator or other equipment that utilizes transmission ropes for lifting, preferably a hanging basket. The transmission rope is preferably a steel wire rope.

Before step S110, it also includes setting out, and installing a pair of guide rails at the bottom of the hoistway to match the lifting device according to the setting out line; in step S120, it also includes running the lifting device along the installed guide rails, and Install multiple pairs of guide rails in sequence, or install elevator components. By installing guide rails matched with the lifting device, the lifting device is safer and more reliable during operation. The elevator components include hall doors, control devices for controlling hall doors and other components required for elevator operation.

In step S120, the preset floor is the second top floor, and the load-bearing beam is fixed between two opposite shaft walls of the second top floor. The installation floor is preset according to the construction plan, and the fixing method of the load-bearing beam is convenient for installation and carrying of the lifting device. Preferably, the load-bearing beam is fixed on the front and rear shaft walls of the second top floor.

In step S130, the second end of the transmission rope is fixed on the cross beam of the car bed, and is fixed on the bearing beam through the cross beam of the car bed. The fixing method of the load-bearing beam improves the mobility of the installation of the transmission rope. The transmission rope can be fixed on the car floor beam outside the hoistway. ) to ensure the convenience and safety of the transmission rope installation.

In step S130, it also includes that the lifting device moves up to a preset floor, and an elevator car matched with the guide rail is installed. Using the lifting device to complete the installation of the elevator car improves the convenience and safety of the elevator car installation, especially when the elevator is installed on a high floor or a super high floor, it is very helpful to ensure the safety of the elevator installation.

After step S130, the lifting device moves down to the bottom of the hoistway and is removed. Carry out the next step of elevator installation process or carry out corresponding elevator operation debugging.

A method for installing an elevator, comprising the steps of:

S210 stakeout, and install a pair of guide rails at the bottom of the well according to the stakeout line;

S220 The lifting device matched with the guide rail is assembled at the bottom of the hoistway, and the first end of the transmission rope is fixedly connected to the power mechanism that controls the lifting device to rise or fall, and the second end of the transmission rope is fixed in the machine room or on the top of the well;

S230 The lifting device runs along the installed guide rails, installs multiple pairs of guide rails upwards in turn, or installs elevator components, and installs a load-bearing beam on the shaft wall of the preset floor;

S240 After the lifting device runs down to the bottom of the hoistway and stops, the second end of the transmission rope is removed and fixed on the load-bearing beam;

S250 The lifting device moves up to the preset floor, and completes the installation of the elevator car matched with the guide rail.

As shown in Figures 3 and 4, when the installation method of the elevator is used, the first pair of guide rails is installed through lofting, and the assembly of the lifting device 110 is completed at the bottom of the hoistway, and the transmission rope is fixed on the machine room 140 or the top of the hoistway, and the lifting The device 110 completes the installation of guide rails and elevator components in the entire hoistway, and then fixes the second end of the transmission rope 104 on the load-bearing beam 112 to complete the setting of the second lifting height range of the lifting device 110 and run to the highest level of the second lifting height range. Click to complete the installation of the elevator car. The installation method of the elevator is based on the elevator car assembly floor, by installing guide rails that match the lifting device 110, the lifting device 110 is safer and more reliable during operation, and at the same time the transmission rope 104 is fixed below the floor to set the second height The highest point of the range is this floor, and the lifting device 110 can operate in the second height range. By running to this floor to install the elevator car, the interference of the transmission rope 104 of the lifting device 110 on the elevator car is avoided, ensuring that During the installation of the elevator car, the reliability of the transmission rope ensures the safety of the elevator installation.

The lifting device 110 is a hanging basket, an elevator or other equipment that utilizes transmission ropes for lifting, preferably a hanging basket. The transmission rope is preferably a steel wire rope.

The lifting device 110 is used to complete the installation of the elevator car, which improves the convenience and safety of the installation of the elevator car, especially when the elevator is installed on a high floor or a super high floor, it is very beneficial to ensure the safety of the elevator installation.

In step S230, install the elevator components including the hall door and the control device for controlling the hall door; the preset floor is the sub-top floor, and the load-bearing beam is fixed between two symmetrical shaft walls of the sub-top floor. The installation floor is preset according to the construction plan, and the fixing method of the load-bearing beam is convenient for installation and carrying of the lifting device. Preferably, the load-bearing beam is fixed on the front and rear shaft walls of the second top floor.

In step S240, the second end of the transmission rope is fixed on the car floor crossbeam, and is fixed on the load-bearing beam through the car floor crossbeam; after step S250, the lifting device moves down to the bottom of the hoistway and stops After that, remove it. The fixing method of the load-bearing beam improves the mobility of the installation of the transmission rope. The transmission rope can be fixed on the car floor beam outside the hoistway. ) to ensure the convenience and safety of the transmission rope installation.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be pointed out that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (9)

1. a kind of method of adjustment of lowering or hoisting gear operation height, it is characterised in that comprise the following steps：

(1) lowering or hoisting gear is assembled in shaft bottom, and by the first end of transmission rope with control the lowering or hoisting gear rise or The actuating unit of decline is fixedly connected, and the second end of the transmission rope is fixed on computer room or well headroom；

(2) the lowering or hoisting gear operation rises to default floor, and installs spandrel girder on the well enclosure of the floor；

(3) the lowering or hoisting gear operation drops to shaft bottom, and the second end of the transmission rope is pulled down and is fixed on described hold On weight beam, the lowering or hoisting gear is run default between floor and shaft bottom；The lowering or hoisting gear operation rises to default building Layer, the lift car being engaged with guide rail is installed.

2. the method for adjustment of lowering or hoisting gear operation height according to claim 1, it is characterised in that before step (1), Also include carrying out setting-out, and according to Loft Line, a pair of guide rails being engaged with the lowering or hoisting gear are installed in shaft bottom.

3. the method for adjustment of lowering or hoisting gear operation height according to claim 2, it is characterised in that in step (2), also Run including the lowering or hoisting gear along mounted guide rail, and multipair guide rail is installed upwards successively, or assembling elevator parts.

4. the method for adjustment of lowering or hoisting gear operation height according to claim 1, it is characterised in that in step (2), institute It is time topmost floor to state default floor, and the spandrel girder is fixed between two relative well enclosures of this topmost floor.

5. the method for adjustment of lowering or hoisting gear operation height according to claim 1, it is characterised in that in step (3), institute The second end for stating transmission rope is fixed on car floor crossbeam, and is fixed on by the car floor crossbeam on the spandrel girder.

6. the method for adjustment of the lowering or hoisting gear operation height according to any one of claim 1 to 5, it is characterised in that in step Suddenly after (3), the lowering or hoisting gear operation drops to shaft bottom and removed.

7. a kind of installation method of elevator, it is characterised in that comprise the following steps：

(1) setting-out is carried out, and according to Loft Line, a pair of guide rails is installed in shaft bottom；

(2) lowering or hoisting gear being engaged with the guide rail is assembled in shaft bottom, and by the first end of transmission rope and control The actuating unit that the lowering or hoisting gear rises or falls is fixedly connected, and computer room or hoistway top are fixed in the second end of the transmission rope In portion；

(3) lowering or hoisting gear is run along mounted guide rail, installs multipair guide rail, or assembling elevator parts upwards successively, and Spandrel girder is installed on the well enclosure of default floor；

(4) after the lowering or hoisting gear operation drops to shaft bottom and come to a complete stop, the second end of the transmission rope is pulled down and fixed In on institute's spandrel girder；

(5) the lowering or hoisting gear operation rises to default floor, completes the installation of lift car being engaged with guide rail.

8. the installation method of elevator according to claim 7, it is characterised in that in step (3), assembling elevator parts bag Include hall door and control the control device of hall door；The default floor is time topmost floor, and the spandrel girder is fixed on this top layer Between two symmetrical well enclosures of floor.

9. the installation method of elevator according to claim 7, it is characterised in that in step (4), the of the transmission rope Two ends are fixed on car floor crossbeam, and are fixed on by car floor crossbeam on the spandrel girder；After step (5), the lifting Plant running drops to shaft bottom and removed.