JP3509727B2 - Elevator equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elevator apparatus in which a hoisting machine is installed in a hoistway, and a car is vertically moved through a main rope wound around the hoisting machine.

[0002]

2. Description of the Related Art In a conventional elevator system, a vibration isolator made of vibration isolating rubber is provided on a machine stand installed in a machine room, and a hoist is mounted on the vibration isolator to provide vibration isolation. It is generally configured to support and prevent the propagation of vibration and noise generated in the hoisting machine.

[0003]

The installation of the hoisting machine in the conventional elevator apparatus having the above-mentioned structure is such that the hoisting machine arranged as described below has the required vibration damping effect by the vibration isolator. There was a problem that it could not be obtained. That is, when the side surface of the drive sheave is arranged to face the hoistway wall surface of the elevator and the hoist is installed between the hoistway wall surface and the car in the hoistway in the horizontal projection plane, Therefore, the arrangement of the vibration isolator cannot be applied, and the vibration isolating action becomes insufficient.

The present invention has been made to solve the above problems, and has a construction in which a hoisting machine is installed in a hoistway and a side surface of a drive sheave is arranged to face a hoistway wall surface. It is an object of the present invention to obtain an elevator device that can easily obtain a required vibration damping function.

[0005]

In the elevator apparatus according to the present invention, the elevator apparatus is installed upright in the hoistway away from each other.
Is it placed between the car rail and the car rail?
For counterweights that are erected separately from each other in the hoistway
Rails and hoistway walls in a horizontal projection plane within the hoistway
Located between the baskets and between the counterweight rails
In the hoistway , the hoisting machine arranged side by side with the hoisting machine and the hoisting machine arranged side by side with the hoistway wall and the car in the hoistway. The drive sheave around which the main rope is wound, and the fixed sheave that is erected from the bottom of the hoistway.
And Teikarada, a mounting member attached to the upper portion of the solid Teikarada are arranged corresponding to the hoisting machine is disposed between a hoist and the mounting member,
A vibration-proof body that is compressed by an upward load acting on the drive sheave is provided.

Further, in the elevator apparatus according to the present invention , the upper and lower surfaces which are the surfaces facing the mounting body of the hoisting machine.
Anti-vibration body consisting of four parts provided at both ends of the part
Is provided .

Further, in the elevator device according to the present invention, the elevator device is provided on a fixed body which is erected from the bottom of the hoistway.
Is by Ru hoistway wall in the mounted mounting bracket Re et provided <br/>.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiment 1. 1 to 3 are views showing an example of an embodiment of the present invention, FIG. 1 is a cross-sectional plan view of a hoistway, FIG. 2 is a side view on the arrow A side of FIG. 1, and FIG. 3 is a left side of FIG. It is a side view. In the figure,
1 is a hoistway of an elevator, 2 is a car rail which is erected in the hoistway 1 apart from each other, 3 is a car which is arranged between the car rails 2 and 4 is erected in the hoistway 1 apart from each other This is a rail for a counterweight.

Reference numeral 5 denotes a shock absorber base, which is a rail 4 for a counterweight.
Is provided on the bottom surface of the hoistway 1 corresponding to a counterweight (not shown) disposed between the two. 6 is a shock absorber stand 5
It is a fixed body composed of two pillars that are erected from the top, and the upper ends of the two pillars are connected to each other by a mounting member 7 and fastened to the wall of the hoistway 1.

Reference numeral 8 denotes an attachment body which is fastened and connected to the upper end of the fixed body 6 and is constituted by a frame body in which steel materials are assembled in a square shape, and support portions 9 are provided at both upper and lower end portions, respectively. ing. Reference numeral 10 denotes a hoisting machine, which is provided in the drive sheave 11 which is housed in the housing and whose side surface faces the front surface of the mounting body 8 and the support portion 9 of the mounting body 8 which is provided in the housing.
And a mounting portion 12 corresponding to each of the above and arranged below the support portion 9.

Reference numeral 13 denotes a vibration isolator made of vibration isolating rubber interposed between the support portion 9 of the attachment body 8 and the attachment portion 12 of the hoisting machine 10, and 14 denotes a main body wound around the drive sheave 11. Although not shown in the drawing, one end is wrapped around a pulley pulley pivotally attached to the top of the hoistway 1 and connected to the car 3, and the other end is wrapped around another pulley pivotally attached to the top of the hoistway 1. It is hung and connected to the counterweight.

In the elevator apparatus constructed as described above, the hoisting machine 10 is arranged between the wall surface of the hoistway 1 and the car 3 in the horizontal projection plane, and the side surface of the drive sheave 11 faces the wall surface of the hoistway 1. Are arranged. Then, the mounting portions 1 provided at the four corners of the surface of the hoisting machine 10 facing the mounting body 8.
The hoisting machine 10 is supported on the hoistway 1 via the mounting body 8 by the vibration isolator 13 arranged on the upper part 2.

With such a structure, the hoisting machine 10 is vibration-supported by the vibration isolator 13 in the hoistway 1, and the hoisting machine 10
The anti-vibration body 13 is compressed by the upward load that acts on the anti-vibration body, and the anti-vibration effect is obtained. Further, the torque acting on the hoisting machine 10 is supported by the rigidity of the vibration isolator 13 in the horizontal direction.
Therefore, the hoisting machine 10 is supported by the mounting body 8 without any trouble, and the required vibration-proofing action related to the hoisting machine 10 by the vibration isolator 13 is easily obtained. By this, the hoistway 1
Noise during elevator operation in the building where
Vibration is reduced and the environment can be calmed down.

Further, in the embodiment of FIGS. 1 to 3,
Four vibration isolators 13 are provided at both upper and lower ends of the housing of the hoisting machine 10. Therefore, the vibration isolator 13 can be downsized and the space required for installing the hoisting machine 10 can be reduced.
Therefore, the space required for forming the hoistway 1 is reduced, and the installation cost of the elevator device can be reduced.

Further, in the embodiment of FIGS. 1 to 3,
The mounting body 8 is configured by a frame body having a square shape, and the vibration isolator 13 is provided at four corners in the frame of the mounting body 8. Therefore, the load acting on the hoisting machine 10 can be supported by the mounting body 8 formed of the smallest member. Therefore,
The space required for installing the hoisting machine 10 can be reduced, the space required for forming the hoistway 1 can be reduced, and the installation cost of the elevator device can be reduced.

Further, in the embodiment of FIGS. 1 to 3,
The mounting body 8 is mounted on the fixed body 6 which is erected from the shock absorber base 5. Further, the shock absorber base 5 is connected to the lower end of the counterweight rail 4 which supports the pulley on the counterweight side by the upper portion. Therefore, although the upward load acting on the hoisting machine 10 is transmitted to the shock absorber base 5, it is provided on the counterweight rail 4 erected from the shock absorber base 5 and the main rope 14 is wound. The upward load on the shock absorber base 5 is offset by the load acting on the rail 4 for the counterweight through the pulley on the counterweight side.

Therefore, the mounting body 8 can be installed without requiring a special member for supporting the mounting body 8 on the wall of the hoistway 1. As a result, the mounting body 8 can be easily moved to the hoistway 1
Therefore, the manufacturing cost and the installation cost of the mounting body 8 can be reduced.

Further, in the embodiment of FIGS. 1 to 3,
The fixed body 6 is provided with a mounting bracket 7, and the fixed body 6 is fastened to the wall of the hoistway 1 via the mounting bracket 7. Therefore, when the hoisting machine 10 is used as a winch for hoisting during the installation work to hoist the equipment of the elevator apparatus, the hoisting load can be supported only by the mounting bracket 7. Therefore, the efficiency of installation work can be improved and the installation cost can be reduced.

Further, in the embodiment shown in FIGS. 1 to 3,
The fixed body 6 is provided with a mounting bracket 7, and the fixed body 6 is fastened to the wall of the hoistway 1 via the mounting bracket 7. Therefore, it is possible to prevent the fixed body 6 composed of two pillars from rolling laterally, simplify the structure of the fixed body 6, and reduce the manufacturing cost.

Further, in the embodiment of FIGS. 1 to 3,
The mounting body 8 is connected onto the fixed body 6 which is erected from the shock absorber base 5. With respect to such a configuration, the height dimension of the fixed body 6 is manufactured to a height corresponding to the pit depth with respect to the difference in the pit depth of the hoistway 1 set corresponding to the speed of the elevator. . Then, a fixed attachment body 8 prepared in advance
And the fixed body 6 corresponding to the pit depth are combined to install the hoisting machine 10. This can reduce the manufacturing cost.

[0021]

As described above, the present invention provides a hoistway.
And the car rail, which are erected separately from each other in the
Cages placed between each other, separated from each other in the hoistway
Horizontally installed in the hoistway and the balancing weight rail that is erected.
It is placed between the hoistway wall and the car on the projection plane and
A counterweight placed between the weight rails,
In the hoistway, between the hoistway wall and the car on a horizontal projection plane.
A hoisting machine arranged side by side with a counterweight, a drive sheave on which the main rope is wound, which constitutes the main part of this hoisting machine, and a hoist
A fixed body provided from a bottom portion of the road, and a mounting member mounted on the upper portion of a corresponding solid is disposed Teikarada the hoist, the hoisting machine
A vibration isolator, which is interposed between the mounting body and is compressed by an upward load acting on the drive sheave, is provided.

[0022] Thus, the hoisting machine is placed side by side in the fishing if weight between hoistway wall and car in the horizontal projection plane. Then, the hoisting machine is supported on the fixed body of the hoistway by isolator which kicked set on opposing surfaces of the mounting body of the hoisting machine.
Then, the vibration isolating function of the hoisting machine is obtained by the vibration isolator, and the torque acting on the hoisting machine is supported by the horizontal rigidity of the vibration isolator. Therefore, the hoisting machine can be supported by the mounting body without any trouble, and the required vibration damping effect of the vibration damping body can be easily obtained, which reduces noise and vibration during elevator operation in the building where the hoistway is installed. Has the effect of calming the environment.

Further, according to the present invention, as described above, the both ends of the upper and lower portions, which are the surfaces facing the mounting body of the hoist, are arranged.
Each of them is provided with a vibration isolator consisting of four pieces .

As a result, the size of the vibration isolator can be reduced, the space required for installing the hoisting machine can be reduced, the space required for forming the hoistway can be reduced, and the installation cost of the elevator device can be reduced. There is.

Further, as the invention has been described above, the temperature
It is installed on a fixed body that stands from the bottom of the descending path,
It is provided with a mounting bracket attached to the wall surface of the road .

Thus, the load acting on the hoisting machine can be supported by the mounting body composed of the minimum number of members. Therefore, the space required for installing the hoisting machine can be reduced, and the space required for forming the hoistway can be reduced, so that the installation cost of the elevator device can be reduced.

[Brief description of drawings]

FIG. 1 is a cross-sectional plan view of a hoistway showing a first embodiment of the present invention.

FIG. 2 is a side view of the arrow A side of FIG.

FIG. 3 is a left side view of FIG.

[Explanation of symbols]

1 hoistway, 2 car rails, 3 car, 4 lifts
Rails for combined weights, 5 shock absorber bases, 6 fixed bodies, 7 mounting brackets, 8 mounting bodies, 10 hoisting machines, 11 drive sheaves,
13 anti-vibration body, 14 main rope.

Continuation of the front page (56) Reference JP 2000-118912 (JP, A) JP 2000-26041 (JP, A) JP 2001-39644 (JP, A) Actual development Sho 59-54474 (JP, U) Special Table 2001-518434 (JP, A) Patent 2777340 (JP, B2) Patent 2877745 (JP, B2) International Publication 99/16694 (WO, A1) (58) Fields investigated (Int.Cl. ⁷ , DB name) B66B 7/00-11/08

Claims (3)

(57) [Claims] 1. A car, which is erected in a hoistway away from each other.
A rail and a balancing weight rail that are erected separately from each other in the hoistway and are arranged between the rail and the car rail.
Between the hoistway wall and the car in the horizontal projection plane in the hoistway.
Placed between the rails for counterweights above
A fishing if weights are, within the hoistway, constitute a hoisting machine which is arranged in the fishing if weight between the hoistway wall and the car in the horizontal projection plane, the main part of the hoisting machine A drive sheave around which the main rope is wound, a fixed body standing upright from the bottom of the hoistway , and a mounting body arranged corresponding to the hoist and mounted on the upper side of the fixed body. A vibration isolator interposed between the hoisting machine and the mounting body and compressed by an upward load acting on the drive sheave;
Elevator device equipped with. 2. An anti-vibration body is provided on a surface facing a mounting body of a hoisting machine.
Four provided on each of the upper and lower ends
It consisted of the elevator apparatus according to claim 1, wherein. 3. A fixed body provided upright from the bottom of the hoistway.
Claim 1 or claim 2 vignetting in, characterized in that <br/> having a mounting bracket mounted on the hoistway wall
Elevator device according to.