JP2005145609A - Elevator device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To improve working efficiency in control panel installation and in maintenance work, in a machine room-less type elevator device. <P>SOLUTION: A landing entrance 9 facing a hoistway 1 is provided on each landing floor. Each landing entrance 9 is provided with a landing door 10, a door storage section 11 storing the landing door 10 when opened, an entrance wall 12 provided between the door storage section 11 and the landing, and a landing entrance column 13. A hoisting machine 16 and a control panel 50 for controlling the hoisting machine 16 are disposed at the landing entrance 9 on a top landing floor. The hoisting machine 16 and the control panel 50 are disposed in a space between the door storage section 11 and the entrance wall 12. The control panel 50 is disposed directly above the hoisting machine 16. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a machine room-less type elevator apparatus that does not have a machine room for installing a hoisting machine or a control panel.

  In recent years, a machine room-less type elevator apparatus having no machine room has been developed. In such a machine room-less elevator, since there is no machine room, a hoisting machine and a control panel are installed in the hoistway. In addition, an elevator apparatus in which a hoisting machine is installed between a door storage part and an entrance wall of a landing entrance part has also been proposed (see, for example, Patent Document 1).

JP 2001-63935 A

  However, in a conventional machine room-less elevator, the control panel installation work is a hoistway work, and the workability is low and time-consuming, and maintenance and inspection work for the control panel is also time-consuming.

  The present invention has been made to solve the above-described problems, and an object thereof is to obtain an elevator apparatus that can improve the workability of control panel installation and maintenance / inspection work.

  The elevator apparatus according to the present invention includes a car that is raised and lowered in the hoistway, a rope that suspends the car in the hoistway, and is provided on each landing floor facing the hoistway. A landing entrance part having a door storage part for storing the door, and an entrance / exit wall provided between the door storage part and the landing, a hoisting machine for raising and lowering the car via a rope, and an entrance of the landing entrance part It is arranged inside the wall and has a control panel that controls the hoisting machine.

  In the elevator apparatus according to the present invention, since the control panel is arranged inside the entrance / exit wall of the hall entrance / exit part, it is possible to improve the workability of installation of the control panel and maintenance / inspection work.

The best mode for carrying out the present invention will be described below with reference to the drawings.
Embodiment 1 FIG.
1 is a side view showing an essential part of an elevator apparatus according to Embodiment 1 of the present invention, FIG. 2 is a plan view showing the apparatus of FIG. 1, and FIG. 3 is a front view of the landing entrance / exit part of FIG. It is.

  In the figure, a pair of car guide rails 2 and a pair of weight guide rails 3 are installed in a hoistway 1. The car 4 is guided by the car guide rail 2, and the counterweight 5 is guided by the weight guide rail 3, and is moved up and down in the hoistway 1. The car 4 has a car frame 6, a car room 7, and a car door 8.

  On each landing floor, a landing entrance 9 is provided facing the hoistway 1. Each landing entrance 9 includes a landing door 10, a door storage portion 11 (FIG. 2) in which the landing door 10 is stored when the door is opened, and an entrance wall provided between the door storage portion 11 and the landing. 12 and the hall entrance / exit pillar 13 are provided. The entrance / exit wall 12 is provided with an inspection door 14 that can be opened and closed from the landing side. On both sides of the landing entrance 9, landing walls 15 are provided.

  A hoisting machine 16 for raising and lowering the car 4 and the counterweight 5 is provided at the hall entrance / exit portion 9 on the top landing floor. The hoisting machine 16 is disposed in a space between the door storage unit 11 and the entrance / exit wall 12. The hoisting machine 16 has a brake device 16a and a sheave 16b, and is installed on the landing floor 17 in such a direction that the brake device 16a is positioned on the inspection door 14 side.

  A first car-side return wheel 21 and a first weight-side return wheel 22 are provided on the ceiling of the hall entrance / exit 9 on the top landing floor, that is, directly above the hoisting machine 16. A second car side return wheel 23 and a second weight side return wheel 24 are provided on the ceiling of the hoistway 1. The car 4 and the counterweight 5 are suspended in the hoistway 1 by the rope 25, and are lifted and lowered by the hoist 16 through the rope 25.

  The intermediate portion of the rope 25 is wound around the sheave 16 b of the hoist 16, and one end is connected to the car 4 and the other end is connected to the counterweight 5. The rope 25 from the hoist 16 to the car 4 is wound around the first and second car-side return wheels 21 and 23. Further, the rope 25 from the hoist 16 to the counterweight 5 is wound around the first and second weight side return wheels 22, 24.

  In addition, a control panel 50 for controlling the hoisting machine 16 is also disposed at the hall entrance / exit 9 of the uppermost hall. The control panel 50 is disposed directly above the hoisting machine 16 in the space between the door storage unit 11 and the entrance / exit wall 12. Further, the control panel 50 is arranged in such a direction that maintenance and inspection work can be performed from the landing side by opening the inspection door 14.

  Furthermore, the control panel 50 has a vertically long and thin shape having a height dimension larger than the width dimension and a thickness dimension smaller than the width dimension. That is, the control panel 50 has a width dimension of 500 mm or less and a height dimension of 1600 mm or less. Moreover, it is preferable that the thickness dimension of the control panel 50 be equal to or less than the thickness dimension of the hall 15.

  The entrance / exit wall 12 and the inspection door 14 are made of fireproof / soundproof material having a cross-sectional structure as shown in FIG. 4, for example. That is, in the example of FIG. 4, a fireproof / soundproof material having a sandwich structure in which a large number of noncombustible particles 31 are hardened with a noncombustible fixing material 32 and sandwiched between two thin metal plates 33 is used. Here, as the incombustible particles 31, for example, aluminum particles, ceramic balloons, shirasu balloons or glass balloons are used. Moreover, as the incombustible fixing material 32, for example, an inorganic adhesive is used.

  In such an elevator apparatus, since the control panel 50 is arranged not at the hoistway 1 but at the landing entrance 9, installation work and maintenance inspection work of the control panel 50 can be performed on the landing side. The workability of maintenance inspection work can be improved.

Moreover, since the vertically long and thin control panel 50 is used, the control panel 50 can be arranged by effectively using the narrow space of the landing entrance 9. In particular, when the width of the control panel 50 is 500 mm or less and the height is 1600 mm or less, interference with the hoist 16 and the rope 25 can be avoided more easily.
Furthermore, since the door 14 for inspection is provided in the entrance / exit wall 12, the maintenance inspection work and emergency work with respect to the control panel 50 can be implemented more easily.
Furthermore, since the control panel 50 is disposed directly above the hoisting machine 16, maintenance and inspection work for the hoisting machine 16 and the control panel 50 can be performed on the same landing floor, and work efficiency is improved.

  In addition, since the entrance / exit wall 12 and the inspection door 14 facing the hall are made of fireproof / soundproof material, even if the hoisting machine 16 or the control panel 50 is ignited, flame may enter the hall side. Is prevented. Furthermore, it is suppressed that the operation sound of the hoisting machine 16 is transmitted to the landing side.

  Furthermore, since the hoisting machine 16 is disposed at the landing entrance 9 of the top landing floor, the length of the rope 25 can be shortened and the layout of the rope 25 can be facilitated.

In the first embodiment, the control panel 50 is arranged between the door storage unit 11 and the entrance / exit wall 12. However, for example, if there is a vacant space on the side of the door storage unit 11, the control panel 50 is arranged in that part. You may do it.
Further, in the first embodiment, the inspection door 14 is provided on the front surface of the entrance / exit wall 12, but may be provided, for example, on the side surface of the entrance / exit wall 12 (surface facing the landing entrance / entrance pillar 13 in FIG. 2).
Furthermore, an inspection door for inspecting the hoisting machine 16 and an inspection door for inspecting the control panel 50 may be provided separately.
Furthermore, in the first embodiment, the hoisting machine 16 and the control panel 50 are arranged in the same space, but the control board may be arranged in a landing entrance / exit part of a landing floor different from the hoisting machine.
Further, the control panel may be divided into a plurality of control panel divisions, and the respective control panel divisions may be distributed and arranged at landing entrances on different landing floors.

Embodiment 2. FIG.
5 is a schematic front view showing a hoist unit of an elevator apparatus according to Embodiment 2 of the present invention, and FIG. 6 is a cross-sectional view taken along the line VI-VI in FIG.

  In the figure, in the space between the door storage section 11 (see FIG. 2) and the entrance / exit wall 12 in the entrance / exit section 9 on the uppermost landing floor, a hoisting machine 16, a control panel 50, and a first car side return car. A hoisting machine unit frame 35 on which 21 and the first weight side return wheel 22 are mounted is installed. The hoisting machine unit frame 35 is fixed to the landing floor 17 and the ceiling portion of the landing entrance 9.

  The hoisting machine unit frame 35 includes a hoisting machine mounting part (lower frame) 35a to which the hoisting machine 16 is mounted, a control panel mounting part (intermediate frame) 35d to which the control panel 50 is mounted, a return wheel 21, And a pair of connecting portions (vertical columns) 35c for connecting the hoisting machine attaching portion 35a, the control panel attaching portion 35d and the returning wheel attaching portion 35b. doing.

  In such an elevator apparatus, the hoisting machine 16 and the control panel 50 and the return wheels 21 and 22 arranged immediately above are incorporated in the hoisting machine unit frame 35. There is no need to install the cars 21 and 22 individually in the building, and installation in the building can be facilitated.

  In the second embodiment, only the return wheels 21 and 22 are mounted on the hoisting machine unit frame 35. For example, the return wheel attachment portion 35b is extended to the upper part of the hoistway 1 so that all the return wheels 21 to 24 are connected. You may make it mount.

Embodiment 3 FIG.
Next, FIG. 7 is a side view showing an essential part of an elevator apparatus according to Embodiment 3 of the present invention, and FIG. 8 is a plan view showing the apparatus of FIG. In this example, a pair of car suspension wheels 36 around which the rope 25 is wound are provided at the lower part of the car frame 6. The rope 25 on the car 4 side is fixed to the upper part of the hoistway 1 through the pair of car suspension wheels 36 from the second car side return wheel 23. Other configurations are the same as those of the first embodiment, but a rope 25 on the counterweight 5 side is provided with a weight suspension car (not shown) provided on the upper part of the counterweight 5 from the second weight side return wheel 24. ), And the end thereof is fixed to the upper part of the hoistway 1.

  Even in such an underslang type elevator apparatus, the control panel 50 can be installed at the landing doorway 9 so that installation work and maintenance inspection work of the control panel 50 can be performed on the landing side. The workability can be improved.

  Further, when the present invention is applied to an underslang type elevator apparatus, there is no suspension car or rope fastening portion on the car 4 and there is no control panel 50 on the upper part of the hoistway 1. It can be moved to the vicinity of the ceiling part, and conversely, the ceiling part can be lowered.

Embodiment 4 FIG.
Next, FIG. 9 is a side view showing a main part of an elevator apparatus according to Embodiment 4 of the present invention. In this example, the hoisting machine 16 is arranged not at the top floor but at the landing entrance 9 of the landing floor below it (in the figure, one floor below the top floor). For this reason, the landing floor 17 located above the hoisting machine 16 is provided with a rope hole 17a through which the rope 25 is passed. Other configurations are the same as those of the third embodiment.

  Thus, by passing the rope 25 through the rope hole 17a, the hoisting machine 16 can be arranged at the landing entrance 9 of the landing floor other than the top floor, and the degree of freedom in design can be increased. .

Embodiment 5 FIG.
Next, FIG. 10 is a side view showing an essential part of an elevator apparatus according to Embodiment 5 of the present invention. In this example, the control panel 50 is housed in a fireproof box 41 made of incombustible material. In the upper part of the fireproof box 41, a cable lead-out portion 41a is provided. A fireproof cable 42 is connected to the control panel 50. The fireproof cable 42 is drawn out of the fireproof box 41 from the cable lead-out portion 41a. Other configurations are the same as those in the first embodiment.

  In such an elevator apparatus, the control panel 50 is disposed between the landing and the hoistway 1. However, since the control panel 50 is housed in the fireproof box 41, the control panel 50 should be ignited. However, it is possible to prevent the flame from entering the landing side or the hoistway 1 side.

Embodiment 6 FIG.
In the above example, a two-door single-open elevator device is shown, but the door type is not particularly limited. For example, if there is a space in which the control panel 50 can be arranged in the hall entrance 9, the present invention can be applied to a double door double opening (center opening) elevator apparatus as shown in FIG. 11.

It is a side view which shows the principal part of the elevator apparatus by Embodiment 1 of this invention. It is a top view which shows the apparatus of FIG. It is the front view which looked at the landing entrance part of FIG. 1 from the landing side. It is sectional drawing of the material which comprises the doorway wall and inspection door of FIG. It is a schematic front view which shows the winding machine unit of the elevator apparatus by Embodiment 2 of this invention. It is sectional drawing which follows the VI-VI line of FIG. It is a side view which shows the principal part of the elevator apparatus by Embodiment 3 of this invention. It is a top view which shows the apparatus of FIG. It is a side view which shows the principal part of the elevator apparatus by Embodiment 4 of this invention. It is a side view which shows the principal part of the elevator apparatus by Embodiment 5 of this invention. It is a top view which shows the elevator apparatus by Embodiment 6 of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Hoistway, 4 cages, 9 landing doorway, 10 landing doors, 11 door storage, 12 door wall, 14 inspection door, 16 hoisting machine, 21 1st car side return wheel, 22 1st weight Side return wheel, 23 2nd car side return wheel, 24 2nd weight side return wheel, 25 rope, 35 hoisting machine unit frame, 35a hoisting machine attaching part, 35b returning car attaching part, 35c connecting part, 35d Control panel mounting part, 36 Car suspension car, 41 Fireproof box, 41a Rope drawer part, 50 Control panel.

Claims (9)

A car that is raised and lowered in the hoistway,
A rope for suspending the car in the hoistway;
Provided on each landing floor facing the hoistway, a landing door, a door storing portion for storing the landing door when the door is opened, and an entrance provided between the door storing portion and the landing Hall entrance and exit having a wall,
An elevator apparatus comprising: a hoist that raises and lowers the car via the rope; and a control panel that is disposed inside the entrance wall of the landing entrance and exit and controls the hoist.   2. The elevator apparatus according to claim 1, wherein the control panel has a vertically long and thin shape having a height dimension larger than a width dimension and a thickness dimension smaller than the width dimension.   The elevator apparatus according to claim 2, wherein the control panel has a width dimension of 500 mm or less and a height dimension of 1600 mm or less.   The said control panel is arrange | positioned between the said door storage part and the said entrance / exit wall, The elevator apparatus in any one of Claims 1-3 characterized by the above-mentioned.   The elevator apparatus according to claim 4, wherein an inspection door that is opened and closed from a landing side during maintenance inspection of the control panel is provided on the entrance wall.   The hoisting machine is disposed between the door storage unit and the entrance / exit wall together with the control panel, and a plurality of return wheels around which the rope is wound are provided above the car and the hoisting machine. The elevator apparatus according to claim 4 or 5, wherein the elevator apparatus is provided.   The elevator apparatus according to claim 6, wherein the control panel is disposed immediately above the hoisting machine.   The hoisting machine mounting part to which the hoisting machine is mounted, the control panel mounting part to which the control panel is mounted, the return wheel mounting part to which at least a part of the return wheel is mounted, the hoisting machine mounting part, the control 8. A hoisting machine unit frame having a board mounting portion and a connecting portion for connecting the return wheel mounting portion, and provided at a landing entrance / exit portion. The elevator apparatus as described in.   The elevator apparatus according to any one of claims 1 to 8, wherein the entrance / exit wall is formed of a fireproof / soundproof material.

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