JP4570198B2 - Elevator cab - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an elevator cab in which a ceiling panel is provided with a ventilation device, and a ceiling panel is mounted on the upper end of a wall panel standing from a car floor.
[0002]
[Prior art]
5 and 6 are views showing a conventional elevator cab, FIG. 5 is an elevation view conceptually showing the elevator, and FIG. 6 is an enlarged longitudinal sectional view of the cab of FIG. In the figure, 1 is an elevator hoistway, 2 is a car for raising and lowering a predetermined path of the hoistway 1, 3 is a hoist installed on the bottom surface of the hoistway 1, and 4 is a car installed on the bottom surface of the hoistway 1. 2 Car shock absorbers 5 and 5 arranged at opposite positions are counterweights that move up and down another predetermined path of the hoistway 1.
[0003]
6 is a counterweight shock absorber installed on the bottom surface of the hoistway 1 and arranged at the position opposite the counterweight 5, and 7 is installed on the ceiling surface of the hoistway 1 and separated from the hoisting machine 3 opposite position. The arranged pulley 8 is a main rope, one end is connected to the ceiling surface of the hoistway 1 and descends, is wound around a suspension car of the counterweight 5 and rises, and is wound around one pulley 7 and descends. Then, it is wound around the driving sheave of the hoisting machine 3 and rises, is wound around the other pulley 7 and is wound around the pulley of the descending cage 2, and the other end is the ceiling surface of the hoistway 1. It is connected to.
[0004]
Reference numeral 9 denotes a car room constituting the car 2, a car floor 10, a wall board 12 erected on the baseboard of the car floor 10 via a spacing piece 11, and a ceiling board 13 attached to the upper end of the wall board 12. And the ventilation apparatus 14 provided in the ceiling board 13 is comprised. Reference numeral 15 denotes a ventilation hole formed between the car floor 10 and the wall plate 12 by the spacing piece 11.
[0005]
The conventional elevator cab is configured as described above, the hoisting machine 3 is energized, the driving sheave rotates, the main rope 8 is driven, and the car 2 and the counterweight 5 move up and down in opposite directions. . Further, the ventilator 14 is energized in the cab 9 and is blown in the direction of arrow A shown in FIG.
[0006]
[Problems to be solved by the invention]
In the conventional elevator cab as described above, the ventilation hole 15 is provided in the lower portion of the cab 9 and is disposed so as to face the side surface of the hoistway 1. For this reason, the noise of operating equipment such as a control panel (not shown) installed on the bottom surface of the hoistway 1 close to the hoisting machine 3 or the hoisting machine 3 with a large operating noise during operation of the elevator is caused by the ventilation hole 15. It becomes easy to propagate in the cab 9 through the above. Therefore, there is a problem that the calmness in the car room 9 when the car 2 is raised and lowered is impaired.
[0007]
The present invention has been made to solve such problems, and an object of the present invention is to obtain an elevator cab in which noise from operating equipment installed near the hoistway is difficult to be transmitted.
[0008]
[Means for Solving the Problems]
In the elevator cab according to the present invention, the elevator cab has a ventilation device provided on the ceiling plate and an upper refracting portion protruding outward from the upper end, and the ceiling plate is mounted on the upper refracting portion , standing from the car floor. a wallboard vent is provided on the lower edge portion in cross section is formed on at least a groove shape with a longitudinal vertically, the bent portion so as to form an air gap between the upper end and the upper bent portions An air passage that is disposed close to the lower surface of the wall plate and is attached to the back surface of the wall plate, with the lower end communicating with the vent hole and the upper end communicating with the outside air in the horizontal direction by being blocked from the upper outside air by the upper refracting portion. and a reinforcing member is provided which is formed together with the wall plate back surface and the upper bent portion.
[0009]
In the elevator cab according to the present invention, a sound absorbing material attached to the inner surface of the member forming the air passage is provided.
[0010]
Further, in the elevator cab according to the present invention, a reinforcing material is provided which is formed in a shape of a window and is provided on the lower edge portion of the surface of the wall plate so as to correspond to the vent hole communicating with the vent passage.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Embodiment 1 FIG.
1 and 2 are views showing an example of an embodiment of the present invention. FIG. 1 is a view corresponding to the main part of FIG. 6, and FIG. 2 is a transverse plan view of the wall plate of FIG. In addition, except FIG.1 and FIG.2, the elevator is comprised similarly to above-mentioned FIG.5 and FIG.6. In the figure, reference numeral 9 denotes a car room constituting the car 2, a car floor 10, a wall plate 12 erected on the flange portion 16 at the upper edge of the baseboard formed on the car floor 10, and an upper end of the wall plate 12. It is comprised by the ceiling board 13 with which it was mounted | worn.
[0012]
A vent hole 17 is provided in the wall plate 12 and opens to the lower refracting portion 18 of the wall plate 12 disposed on the flange portion 16 of the car floor 10. It is provided between. Reference numeral 19 denotes a reinforcing material, which is made of a hat-shaped steel, has a cross section formed into a groove shape, has a longitudinally arranged longitudinal direction, a flange portion is attached to the back surface of the wall plate 12, and is disposed so as to surround the vent hole 17. A space is formed between the wall plate 12 and the upper refracting portion 20. Reference numeral 21 denotes an air passage, which is formed between the rear surface of the wall plate 12 and the groove shape of the reinforcing material 19 and is formed between the air hole 17 and the upper end of the reinforcing material 19.
[0013]
In the elevator cab constructed as described above, the hoisting machine 3 is energized in the same manner as in the elevator shown in FIGS. 5 and 6, the driving sheave is rotated, the main rope 8 is driven, the car 2 and The counterweights 5 move up and down in opposite directions. Further, the ventilator 14 is energized in the cab 9 and blown in the direction of arrow A shown in FIG. 1, and is exhausted from the upper end of the reinforcing member 19 to the outside of the cab 9 through the vent hole 17 and the vent path 21.
[0014]
An opening communicating with the outside air in the cage 9 is formed at the upper end of the reinforcing member 19 that forms the ventilation path 21. Therefore, the bottom of the hoistway 1 is located near the hoisting machine 3 and hoisting machine 3 that are arranged in the lower part of the cab 9 and do not have an opening facing the side surface of the hoistway 1 and have a large operating noise during elevator operation. This makes it difficult for the noise of operation equipment such as a control panel installed in the car room 9 to propagate into the cab 9. Therefore, the interior of the car room 9 when the car 2 is raised and lowered can be quieted together with the silencer action by the air passage 21.
[0015]
In addition, even if the reinforcing member 19 is formed in a cross-sectional shape such as a semicircular shape, a triangular shape, a corrugated shape, or is formed of a tubular body such as a square pipe, the reinforcing material 19 shown in FIGS. The effect in the embodiment can be obtained.
Moreover, even if the ventilator 14 has a configuration in which outside air is sucked from the air passage 21 and exhausted from the ceiling plate 13 side to the outside of the cab 9, the effects in the embodiment of FIGS. 1 and 2 can be obtained. Can do.
[0016]
Further, even in the case of a configuration in which operating equipment such as a hoisting machine 3 is provided outside the hoistway 1 or in the case of an elevator that operates at high speed, the car is the same as in the embodiment of FIGS. The chamber 9 is configured. Even in such a configuration, the operation in the embodiment of FIGS. 1 and 2 can be obtained.
[0017]
Embodiment 2. FIG.
FIG. 3 is a view corresponding to FIG. 2 showing an example of another embodiment of the present invention. Except for FIG. 3, the elevator is configured in the same manner as in the embodiment shown in FIGS. 1 and 2 described above. In the figure, the same reference numerals as those in FIGS. 1 and 2 indicate the corresponding parts, and 22 is a sound absorbing material made of a foamed resin material or the like, and is attached to the inner surface of the reinforcing material 19 forming the ventilation path 21 and the back surface of the wall plate 12. Yes.
[0018]
In the elevator cab configured as described above, an opening communicating with the outside air is formed at the upper end of the reinforcing member 19 that forms the air passage 21. Therefore, although the detailed description is omitted, the same operation as the embodiment of FIGS. 1 and 2 can be obtained also in the embodiment of FIG. Further, since the noise propagating through the air passage 21 is absorbed by the sound absorbing material 22, the inside of the car room 9 when the car 2 is raised and lowered can be further quieted.
[0019]
Embodiment 3 FIG.
FIG. 4 is a view corresponding to FIG. 1 showing an example of another embodiment of the present invention. Except for FIG. 4, the elevator is configured in the same manner as in the embodiment of FIGS. 1 and 2 described above. In the figure, the same reference numerals as those in FIGS. 1 and 2 indicate corresponding parts, and 23 is a vent hole, which is provided at the lower edge of the surface of the wall plate 12 and is arranged in communication with the vent path 21 to form a window shape. It is configured. An opening 24 is provided at the upper end of the reinforcing member 19 and communicates with the air passage 21.
[0020]
In the elevator cab configured as described above, an opening 24 communicating with the outside air is formed at the upper end of the reinforcing member 19 that forms the air passage 21. Therefore, although the detailed description is omitted, the same operation as the embodiment of FIGS. 1 and 2 can be obtained also in the embodiment of FIG. In addition, since the vent hole 23 in the lower edge portion of the wall plate 12 is configured in the shape of a rough window, it is possible to reduce noise propagating into the cab 9. In addition, the noise which propagates in the cab 9 can further be reduced by providing the opening 24 in the shape of a good window.
[0021]
【The invention's effect】
As described above, the present invention has a ventilation device provided on the ceiling plate, and an upper refracting portion that protrudes outward from the upper end, and is erected from the car floor , and the ceiling plate is attached to the upper refracting portion , The refracting part of the refracting part is formed such that a wall plate having a vent hole in the lower edge part and a transverse section at least in the shape of a groove, the longitudinal direction is the vertical direction, and the upper end part forms a gap between the upper refracting part. It is located close to the bottom surface and is attached to the back of the wall plate. The lower end communicates with the ventilation hole, and the upper end is blocked by the upper outside by the upper refracting section. , it is provided with a reinforcing member formed in together with the wall plate back surface and the upper bent portion.
[0022]
Thereby, the airflow by the ventilator flows from the upper end of the reinforcing material to the outside of the car room through the vent hole and the vent passage. And since there is no opening facing the side of the hoistway, which is located in the lower part of the car room, operation installed near hoistways such as hoisting machines and control panels with high operating noise during elevator operation The noise of the equipment becomes difficult to propagate into the car room. Therefore, in combination with the silencer action by the air passage, there is an effect of quieting the interior of the car when the car is raised and lowered.
[0023]
In addition, as described above, the present invention is provided with the sound absorbing material attached to the inner surface of the member forming the air passage.
[0024]
Thereby, the airflow by the ventilator flows from the upper end of the reinforcing material to the outside of the car room through the vent hole and the vent passage. And since there is no opening facing the side of the hoistway, which is located in the lower part of the car room, operation installed near hoistways such as hoisting machines and control panels with high operating noise during elevator operation The noise of the equipment becomes difficult to propagate into the car room. Therefore, in combination with the silencer action by the air passage, there is an effect of quieting the interior of the car when the car is raised and lowered.
Further, since the sound absorbing material is attached to the inner surface of the air passage, the noise propagating through the air passage is absorbed, and there is an effect of further quieting the interior of the car when the car is raised and lowered.
[0025]
In addition, as described above, the present invention is provided with a reinforcing material that is configured in a window shape and is provided at the lower edge portion of the surface of the wall plate and corresponding to the vent hole communicating with the vent passage. .
[0026]
Thus, the airflow by the ventilator vents, circulating upper end or the Rakago outdoor reinforcing materials through the vent passage. And since there is no opening facing the side of the hoistway located in the lower part of the car room, operation installed near hoistways such as hoisting machines and control panels with high operating noise during elevator operation The noise of the equipment becomes difficult to propagate into the car room. Therefore, in combination with the silencer action by the air passage, there is an effect of quieting the interior of the car when the car is raised and lowered. Further, since the vent hole in the lower edge portion of the wall plate is configured in a shape of a sloppy window, it is possible to reduce the noise that propagates into the car room, and there is an effect of further quieting the car room when the car is raised and lowered.
[Brief description of the drawings]
FIG. 1 is a diagram showing a first embodiment of the present invention and corresponding to a main part of FIG. 6 to be described later.
2 is a cross-sectional plan view of the wall plate of FIG. 1. FIG.
FIG. 3 is a diagram showing a second embodiment of the present invention and corresponding to FIG. 2;
FIG. 4 shows the third embodiment of the present invention and is equivalent to FIG.
FIG. 5 is an elevation view conceptually showing an elevator.
6 is a view showing a conventional elevator cab, and is an enlarged vertical sectional view of the cab in FIG. 5. FIG.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Car floor, 12 Wall board, 13 Ceiling board, 14 Ventilation device, 17 Ventilation hole, 19 Reinforcement material, 21 Air passage, 22 Sound absorption material, 23 Ventilation hole, 24 Opening part.

Claims (3)

A ventilation device provided on the ceiling plate;
And an upper bent portion projecting outwardly from the upper end, is erected from the car floor is the ceiling board is mounted on the upper bent portion, and a wall plate which vent holes are provided on the lower edge,
The wall plate is disposed in the vicinity of the lower surface of the upper refracting portion so that the cross section is formed in at least a groove shape and the longitudinal direction is vertical, and the upper end portion forms a gap between the upper refracting portion and the upper refracting portion. The lower end portion communicates with the vent and the upper end is blocked from the upper outside air by the upper refracting portion so that the air passage communicated with the outside air in the horizontal direction is connected to the rear surface of the wall plate and the upper portion. elevator cab and a reinforcing member formed in together and bent portion.   The elevator cab according to claim 1, further comprising a sound absorbing material attached to an inner surface of a member forming the air passage. The reinforcing material of claim 1 and claim 2, characterized in that provided on the lower edge of the constructed wall plate surface armor window shape and to those arranged corresponding to the vent hole communicating with the air passage The elevator cab described in any one.

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