JP2000233881A - Elevator car - Google Patents

Abstract

PROBLEM TO BE SOLVED: To secure an exhaust passage on the side plate using honeycomb material as reinforcement. SOLUTION: A side plate 33 in an elevator cage is made into a structure to sandwich a honeycomb material 33h between a front surface plate 33e and a back plate 33f. The honeycomb material is arranged inside by a fixed length from both right and left edges and upper and lower edges of the front surface plate and the back plate, respectively, to use the opening as an exhaust passage. Thereby, a lightweight and high rigid cage can be made. The soundproofing effect of the cage is enhanced, and the ventilation in the cage is performed efficiently through the exhaust passage formed inside the side plate, so that comfort in the cage can be improved greatly.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a car for an elevator, and more particularly to a car for an elevator in which the comfort inside a car room is improved.

[0002]

2. Description of the Related Art First, the structure of a general elevator car will be described with reference to FIGS. FIG. 7 is a longitudinal sectional view showing the structure of the car of the rope type elevator. In this figure, the car 1 of the elevator is suspended by a main rope suspended from a hoist in a machine room (not shown). It comprises a car frame 2 and a car room 3 mounted on the car frame 2.

[0003] The car frame 2 is composed of an upper beam 2 laid laterally at the upper end.
1 and upright frames 22, 23 fixed vertically to both ends of the upper beam 21, and a lower beam 24 fixed at both ends to the lower ends of the upright frames 22, 23. A main rope fixing rod 11 connected to the lower end of the main rope (not shown) penetrates the center of the upper beam 21, and a compression coil spring 12 is engaged with and fixed to a lower portion of the main rope fixing rod 11. The upper beam 21 and the main cable (not shown) are fixed by fastening with the fixture 13.

On the other hand, the cab 3 is provided with a vibration damping rubber 14 on a lower beam 24.
The car floor 3 is placed on the anti-vibration rubber 14.
1, a width (width) wooden member 32 is placed on the outer periphery of the upper surface of the car floor 31, and a plurality of side plates 33 are erected on the upper surface of the base member 32. 34
Is fixed, and the box of the cab 3 is formed. As shown in FIGS. 8A and 8B, the side plate 33 has an upper reinforcing member 33a provided horizontally at an upper end, a lower reinforcing member 33b provided horizontally at a lower end, and an upper reinforcing member. Vertical reinforcing member 33 erected from lower surface 33a to lower reinforcing member 33b
c and 33d. Here, FIG.
8B is a cross-sectional view taken along line XX of FIG. 8A.

[0005] As shown in FIG. 7, a ventilation fan 35 is mounted and fixed above the ceiling 34, and the outside air sucked by the ventilation fan 35 is blown into the car room 3. Air inlets 36 are formed on the left and right of the ceiling 34. In addition, a slit 37 is formed near the position where the lower reinforcing member 33b provided at the lower end of the side plate 33 is in contact with the baseboard member 32.

Therefore, the outside air sucked by the ventilation fan 35 is supplied into the car room 3 from the air suction port 36 at the upper part of the car room 3 and flows down as shown by the arrow B1, thereby reinforcing the lower part of the lower part of the car room 3. It is discharged to an external hoistway through a slit 37 formed in the member 33b.

As shown in FIG. 9, the side plate 33 has a double structure of a front plate 33e and a back plate 33f in order to obtain a soundproofing effect, and each reinforcing member 3 is provided between the front plate 33e and the back plate 33f.
3a to 33d sandwich the side plate 33, and the lower reinforcing member 3
3b is formed with a slit 37 (of course, this slit 37
Is formed so as to also connect to the corresponding portion of the back plate 33f), and there is also a structure in which the upper reinforcing member 33a is formed with a discharge port 38 that connects to the back plate 33f. Here, FIG.
The vertical reinforcing members 33c and 33d shown in FIG. 8 have different shapes from those shown in FIG.
A space 33g is formed surrounded by c, 33d, the front plate 33e, and the back plate 33f.

In this case, the outside air supplied to the car room 3 is supplied to the slit 3 formed in the lower reinforcing member 33b of the side plate 33.
7 through the space 33g inside the side plate 33,
3 is discharged to the outside hoistway from the discharge port 38 on the upper rear side. FIG. 9A is a rear view of the side plate.
FIG. 9B is a cross-sectional view taken along line XX of FIG. 9A.

Further, in order to reduce the power consumption of the elevator hoisting machine and to improve the riding comfort of the car 1, it is desired that the car 1 be reduced in weight and rigidity. As shown in FIG. 10, in order to reduce the weight and increase the rigidity of No. 1, a honeycomb material 33h was used as a reinforcing material of the side plate 33 (Japanese Utility Model Laid-Open No. 2-1948, Japanese Unexamined Patent Application Publication No.
No. 259147). When the honeycomb material 33h is used as a reinforcing material of the side plate 33, in order to obtain rigidity due to the property of the honeycomb material 33h, the side plate is formed so that the honeycomb material 33h is sandwiched between the surface plate 33e and the back plate 33f. 33. 10A is a rear view of the side plate, and FIG. 10B is a cross-sectional view taken along line XX of FIG. 10A.

[0010]

However, the side plate 3
When the honeycomb material 33h is used as the reinforcing material of FIG.
Similarly to the structure of the side plate 33 shown in FIG. 9, the sound insulating effect by the back plate 33f can be obtained, but since the inside of the side plate 33 is buried with the honeycomb material 33h, like the side plate 33 shown in FIG. A space 33g cannot be formed in the center of the side plate 33, and there is a problem that an exhaust passage for outside air for ventilation cannot be secured.

Therefore, the present invention uses a honeycomb material as a reinforcing material for the side plates to reduce the weight and increase the rigidity of the car and to reduce noise such as wind noise in the hoistway from entering the interior of the car. It is an object of the present invention to provide an elevator car that can comfortably ventilate a car room.

[0012]

Means for Solving the Problems Claim 1 of the present invention.
The invention described in (1) describes a car room in which a door for getting on and off is provided on one surface having a box shape, and the other surface is surrounded by a side plate reinforced by honeycomb material, and ventilation air is introduced into the car room from the outside. In an elevator car having a ventilation fan, at least one side plate of the side plates is
A structure in which the honeycomb material is sandwiched between the front plate and the back plate, and the honeycomb material is disposed inside at least a predetermined dimension from at least left and right ends of the front plate and the back plate, and ventilation is provided on both sides of the honeycomb material. It is characterized by forming a circulation path of the working air.

Thus, the weight and rigidity of the cab can be reduced, the sound insulation effect can be improved, and the comfort of the cab can be improved.

[0014] The invention described in claim 2 is the first invention.
In the elevator car described in 1 above, L and L are provided at both left and right ends of the honeycomb material sandwiched between the front plate and the back plate.
The side plate is configured by providing a member made of a U-shaped or U-shaped steel plate.

As a result, an exhaust passage for ventilation air taken in from the outside is ensured in the cab, the cab is strengthened, the stiffness is increased, the sound insulation effect is improved, and the comfort of the cab is improved. .

[0016] The invention according to claim 3 provides the invention according to claim 1.
In the elevator car described in the above, the back plate,
The side plate is formed to have a convex cross section so as to be in contact with a part of the left and right ends of the honeycomb material and the back surface, and to have a gap surrounded by the back plate, the surface plate, and the left and right ends of the honeycomb material. It is characterized by having comprised.

[0017] Thus, in addition to reducing the weight of the cab and improving the comfort of the cab, the longitudinal reinforcing member can be omitted, so that the number of parts is reduced and the number of assembling steps is also reduced.

The invention described in claim 4 is the first invention.
4. The elevator car according to claim 3, wherein an exhaust port for ventilation air is provided on an upper part of the back plate of the side plate that is not in contact with the honeycomb material. 5. It is.

By this, the noise insulation effect by the back plate of the side plate makes it difficult for noise such as wind noise in the hoistway to enter the interior of the car, and the exhaust passage is provided inside the side plate, so that the ventilation in the car is comfortable. It can be performed.

Further, according to a fifth aspect of the present invention, in the elevator car according to any one of the first to third aspects, the vertical length of the back plate that is not in contact with the honeycomb material of the side plate. An exhaust port for ventilation air is provided at an intermediate portion in the direction.

As a result, since the exhaust passage inside the side plate is shortened, the pressure loss from the lower end of the side plate to the exhaust port is reduced, and the air in the car room can be efficiently ventilated.

Further, according to a sixth aspect of the present invention, in the elevator car according to any one of the first to third aspects or the fifth aspect, the side plate includes the surface plate. A beam having an opening toward the outside and a ventilation hole connected to the opening and the flow path of the ventilation air is provided on the back side of the intermediate portion.

According to a seventh aspect of the present invention, in the elevator car according to any one of the first to fourth aspects, the side plate has a cross section on the back side of an intermediate portion of the surface plate. Are provided with a beam having a ventilated shape and having a ventilation hole connected to the circulation path above and below the ventilation air.

As described above, according to the sixth and seventh aspects of the present invention, since the beam is provided on the back side of the surface plate, the rigidity of the side plate is enhanced and, for example, a device such as a car operation panel dedicated to a wheelchair. When attaching to the side plate surface of the car indoor side,
By using the beam, it can be made strong and reliable.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, an embodiment of an elevator car according to the present invention will be described in detail with reference to FIGS. In addition, since the present invention is characterized by the structure of the side plate of the cab forming the elevator car, these drawings show only the embodiment of the side plate, and the elevator car is shown in FIG. The description is omitted because it is the same as that of the first embodiment. 1 to 6, the same parts as those in FIGS. 7 to 9 are denoted by the same reference numerals.

FIG. 1 shows a first embodiment of the present invention. FIG. 1 (a) is a rear view of a side plate, and FIG.
FIG. 2B is a cross-sectional view taken along line XX of FIG. In FIG. 1, the side plate 33 has a double structure in which a honeycomb material 33h is sandwiched between a front plate 33e having a U-shaped cross section and a flat back plate 33f.
3e and the back plate 33f are arranged inside by predetermined dimensions from both left and right ends and upper and lower ends. And, at the upper end of the honeycomb material 33h, the upper reinforcing member 33a is horizontally provided so as to fill the above-mentioned predetermined dimension, and the lower reinforcing member 33b is also horizontally provided at the lower end so as to fill the above-mentioned predetermined size, Further, the vertical reinforcing members 33c, 33d are also filled at the left and right ends of the honeycomb material 33h so as to fill the above-mentioned predetermined dimensions so as to reach the lower reinforcing member 33b from the upper reinforcing member 33a.
Is erected.

The upper reinforcing member 33a and the lower reinforcing member 3
3b and the vertical reinforcing members 33c and 33d are made of a steel plate member having a U-shaped or L-shaped cross section, and include a front plate 33e and a back plate 33 including a honeycomb material 33h.
f. The lower reinforcing member 33
A slit 37 is formed in b, and an exhaust port 38 is formed in the upper reinforcing member 33a. Of course, the slit 37 and the exhaust port 38 are also formed continuously with the back plate 33f. In addition, slits 39 and the like are formed at portions where the vertical reinforcing members 33c and 33d are in contact with the upper reinforcing member 33a and the lower reinforcing member 33b so as not to obstruct the flow of air.

In this embodiment, as described above, the side plate 33
Between the front plate 33e and the back plate 33f.
And a vertical reinforcing member 33c, 33d, an upper reinforcing member 33a, and a lower reinforcing member 33b are provided around the honeycomb material 33h, and these are used as exhaust passages. The introduced air for ventilation passes through the slit 37 from the slit 37 and passes through the side plate 33.
Flows through the vertical reinforcing members 33c and 33d as indicated by the arrow A1, and is discharged from the exhaust port 38 to an external hoistway.

Therefore, by using the honeycomb material 33h as a reinforcing material for the side plate 33, the car room 3 can be made lighter and more rigid than before, and the side plate 33 has a double structure. The sound insulation effect is enhanced, and noise such as wind noise in the elevator shaft becomes less likely to enter the inside of the car room 3, and the comfort inside the car room 3 can be greatly improved.

FIG. 2 shows a second embodiment in which the first embodiment of the present invention shown in FIG. 1 is slightly modified. FIG. 2 (a) is a rear view of the side plate, and FIG. 2 (b) is FIG.
It is sectional drawing which follows the XX line of (a).

The present embodiment is different from the first embodiment in that the exhaust port 38 is provided at an intermediate position between the vertical reinforcing members 33c and 33d of the side plate 33. Of course, this exhaust port 38 is also formed continuously with the back plate 33f. Since other configurations are the same as those in FIG. 1, in FIG. 2, the same portions as those in FIG. 1 are denoted by the same reference numerals, and the description of the portions will be omitted.

In the elevator car of the second embodiment, the ventilation air introduced into the car room 3 passes through the slit 37 from the slit 37 and passes through the side plate 33.
Flows through the vertical reinforcing members 33c and 33d as indicated by an arrow A2, and is discharged to an external hoistway from an exhaust port 38 provided at an intermediate portion between the vertical reinforcing members 33c and 33d.

Accordingly, in the second embodiment, the exhaust passage inside the side plate 33, that is, the vertical reinforcing member 33
Since the path from the lower ends of c and 33d to the exhaust port 38 is shortened, the pressure loss from the lower end of the side plate 33 to the exhaust port 38 is reduced, and the air in the car room 3 can be efficiently ventilated. In addition, effects similar to those of the first embodiment can be obtained.

FIG. 3 shows a third embodiment of the present invention. FIG. 3 (a) is a rear view of a side plate, and FIG.
FIG. 3B is a sectional view taken along line XX of FIG. In this embodiment, the side plate 33 has a double structure in which the honeycomb material 33h is sandwiched between the surface plate 33e and the back plate 33f, but the honeycomb material 33h is formed on the left and right ends and the upper and lower sides of the surface plate 33e and the back plate 33f. It is arranged inside by predetermined dimensions from both ends, respectively, and at the upper end of the honeycomb material 33h,
An upper reinforcing member 33a is horizontally provided so as to fill the predetermined size, and a lower reinforcing member 33b is also provided horizontally at the lower end portion so as to fill the predetermined size.

However, the longitudinal reinforcing members 33c and 33d provided in the first and second embodiments are omitted, and the back plate 33f is not a flat plate but has a convex cross section. Therefore, the upper part of the back plate 33f is in contact with a part of the left and right ends of the honeycomb member 33h and the back surface, and the honeycomb member 33h is sandwiched between the front plate 33e and the back plate 33f.
, A gap 33i surrounded by the left and right ends of the honeycomb material 33h and the surface plate 33e is formed. The gap 33i serves as an exhaust passage. Therefore, the gap 33 between the upper reinforcing member 33a and the lower reinforcing member 33b.
A slit 40 is formed at a position corresponding to i. Other configurations are the same as those of the first and second embodiments. The same parts as those in FIGS. 1 and 2 are denoted by the same reference numerals, and the description of those parts is omitted.

In this embodiment, the air gap 33i formed inside the side plate 33 is used as an exhaust passage, so that the ventilation air introduced into the car room 3 passes through the slit 37 through the slit 40. The gap 3 in the side plate 33
The air flows through the inside 3i as indicated by an arrow A3, and can be discharged from the exhaust port 38 to an external hoistway. Further, by using the honeycomb material 33h as a reinforcing material for the side plate 33, the car room 3 can be made lighter and more rigid than before, and the side plate 33 has a double structure, so that the sound insulation effect is improved. As a result, noise such as wind noise in the elevator shaft becomes less likely to enter the inside of the car room 3, and the comfort inside the car room 3 can be greatly improved. Further, since the vertical reinforcing members 33c and 33d become unnecessary, the cost can be reduced by reducing the number of parts and the number of assembly steps.

FIG. 4 shows a fourth embodiment in which the third embodiment of the present invention shown in FIG. 3 is slightly modified. FIG. 4 (a) is a rear view of the side plate, and FIG. 4 (b) is FIG.
It is sectional drawing which follows the XX line of (a). In this embodiment, the third embodiment is different from the third embodiment in that an exhaust port 38 is provided at an intermediate position in the vertical direction of a gap 33i formed by the back plate 33f of the side plate 33 so as to penetrate the back plate 33f. Is different. Since other configurations are the same as those in FIG. 3, in FIG. 4, the same portions as those in FIG. 3 are denoted by the same reference numerals, and the description of the portions will be omitted.

In the elevator car according to the fourth embodiment, the ventilation air introduced into the car room 3 passes through the slit 37 from the slit 37 to the side plate 33.
Flows inside the gap 33i as indicated by the arrow A4, and the gap 33i
Is discharged to an external hoistway from an exhaust port 38 provided at an intermediate portion of the above.

Therefore, in the fourth embodiment, the exhaust passage inside the side plate 33, that is, the path of the gap 33i from the lower end of the side plate 33 to the exhaust port 38 is shortened. The pressure loss to the port 38 is reduced, and the air in the cab 3 can be efficiently ventilated. In addition, effects similar to those of the third embodiment can be obtained.

FIG. 5 shows a fifth embodiment in which the structural rigidity of the side plate 33 is reinforced by slightly modifying the fourth embodiment of the present invention shown in FIG. 5A is a rear view of the side plate, and FIG. 5B is a cross-sectional view taken along line XX of FIG. 5A.

In the elevator car according to the fifth embodiment, as shown in FIG.
4, the honeycomb material 33h and the back plate 33f near the position where the exhaust port 38 is provided in FIG. 4 are vertically divided, and a beam 41 having a U-shaped cross section is horizontally attached by welding or bonding therebetween. It was configured to be fixed.

As shown in FIG. 5B, the lower edge 41a of the beam 41 having a U-shaped cross section is provided with a ventilation hole 42 connected to the air gap 33i. The ventilation air flowing like A4 is configured to be discharged to an external hoistway.

Also, the bottom 41b of the beam 41 is
As shown in (a), a plurality of through-holes 43 which penetrate the surface plate 33e and are internally formed with internal threads are provided, and the through-holes 43 are used in a car room, for example, a car operation panel dedicated to a wheelchair or the like. Device 44 can be attached.

As described above, according to the fifth embodiment,
Since the beam 41 is fixed to the back of the side plate 33, the rigidity of the wide and vertically long side plate 33 itself is further enhanced in addition to the comfortable ventilation action in the car room, and the mounting of the device 44 using the beam 41 is ensured.・ It can be strong.

Since the through hole 43 of the beam 41 is for mounting the device 44 in the car cabin, a nut matching the through hole 43 is welded to the bottom 41b of the beam 41 to weld the device 44. Installation can be made easier and more reliable.

In the above description, the beam 41 is formed to have a U-shaped cross section. However, the same effect can be obtained by forming the beam 41 into an L-shaped cross section without an upper edge.

Further, in this embodiment, the beam 41 has been described as being employed as the side plate 33 in the fourth embodiment. However, the beam 41 is provided at a vertically intermediate portion on the back surface of the side plate 33. As shown in FIG.
Needless to say, the present invention can be similarly applied to the side plate 33 of the embodiment.

In the fifth embodiment, the beam 41 is provided in the middle of the rear surface of the side plate 33 in the vertical direction, and the ventilation air from the ventilation hole 42 is discharged to the hoistway. By providing a closed structure and providing a vertically extending vent hole 42 therein, the beam 41 can be configured so as to be applicable to the third embodiment shown in FIG.

That is, FIG. 6 shows a sixth embodiment in which the structural rigidity of the side plate 33 is reinforced by slightly modifying the third embodiment of the present invention shown in FIG. FIG.
(A) is a rear view of the side plate, and (b) of FIG.
It is sectional drawing which follows an X-ray.

In the elevator car according to the sixth embodiment, similarly to the fifth embodiment, the side plates 33 are provided.
The honeycomb material 33h and the back plate 33f were vertically divided in the vicinity of the intermediate position on the back side of the surface plate 33e, and a beam 45 having a square-shaped cross section was stuck and fixed by welding or bonding between them.

As shown in FIGS. 6 (a) and 6 (b), the lower edge 45a and the upper edge 45b of the beam 45 having a square-shaped cross section have ventilation holes connected to the upper and lower gaps 33i. The ventilation holes 42, 42 are provided, respectively, and the ventilation air flowing as shown by the arrow A3 is discharged to the external hoistway through the slits 40 and the exhaust ports 38 through the ventilation holes 42, 42.

The bottom 45 of the beam 45 on the side of the surface plate 33e.
Similarly to the fifth embodiment, a plurality of through-holes 43 are formed in the c through the surface plate 33e and formed with an internal thread therein. The device 44 such as an operation panel is configured to be attachable in the car room.

As described above, also in the sixth embodiment, by fixing the beam 45 to the back surface of the side plate 33, the rigidity of the wide and long side plate 33 itself is further enhanced in addition to comfortable ventilation in the car room. And the equipment 4 using the beam 45
4 can be securely and firmly attached.

In this embodiment, too, the through hole 43 of the beam 45 for mounting the device 44 in the car room has
A nut matching the through hole 43 is added by welding or the like, so that the attachment of the device 44 can be made easier and more reliable.

Further, in this embodiment shown in FIG. 6, the beam 45 having a square-shaped cross section is shown as a hollow cylindrical body, but is connected to the upper and lower gaps 33i. May be a prismatic body provided with a vent hole 42, in which case,
The through hole 43 can be a simple female screw hole.

Further, the sixth embodiment has been described as applied to the side plate 33 in the third embodiment. However, since the beams 45 are provided with the vertically extending ventilation holes 42, FIG. The same applies to the side plate 33 of the first embodiment shown.

In each of the above embodiments, a case has been described in which the ventilation air circulation paths are formed on both the left and right sides and the vertical direction both sides of the honeycomb material. However, the ventilation air is formed only on the left and right sides of the honeycomb material. Even if it does, sufficient ventilation can be performed.

[0058]

As described above in detail, according to the first aspect of the present invention, the use of the honeycomb material as the reinforcing material for the side plates makes it possible to reduce the weight and the rigidity of the car room 3. In addition, the side plate has a double structure, which enhances the sound insulation effect, making it difficult for noise such as wind noise in the elevator hoistway to enter the interior of the car, and furthermore, through the exhaust passage formed inside the side plate, The ventilation can be performed well, so that the comfort can be greatly improved.

According to the second aspect of the present invention, an exhaust passage for ventilation air taken in from the outside is secured in the cab, and the cab is strengthened and highly rigid.
The sound insulation effect is improved and the comfort of the cab can be improved.

According to the third aspect of the present invention, the weight and rigidity of the cab can be reduced, and since the side plates have a double structure, the sound insulation effect is enhanced, and the elevator can be raised and lowered. Noise such as wind noise in the road is less likely to enter the interior of the car, and ventilation of the car is well ventilated through the exhaust passage formed in the side plate, so that comfort can be significantly improved. Further, since the vertical reinforcing member is not required, the cost can be reduced by reducing the number of parts and the number of assembling steps.

According to the fourth aspect of the present invention, noise such as wind noise in the hoistway is less likely to enter the interior of the car due to the sound insulation effect of the back plate of the side plate, and the exhaust passage is formed inside the side plate. Because it is provided, the ventilation in the car can be performed comfortably.

Further, according to the fifth aspect of the present invention,
Since the exhaust passage inside the side plate, that is, the path of the gap from the lower end of the side plate to the exhaust port is shortened, the pressure loss from the lower end of the side plate to the exhaust port is reduced, and the car can be efficiently ventilated.

According to the sixth and seventh aspects of the present invention, since the beams are provided on the back side of the surface plate, not only good ventilation is performed, but also the rigidity of the side plate is further enhanced. Therefore, a car operation panel dedicated to a wheelchair or the like can be easily and reliably attached to the side plate surface on the inside of the car using the beams.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a first embodiment of a side plate shown for explaining an elevator car according to the present invention.

FIG. 2 is a configuration diagram showing a second embodiment of a side plate.

FIG. 3 is a configuration diagram showing a third embodiment of a side plate.

FIG. 4 is a configuration diagram showing a fourth embodiment of a side plate.

FIG. 5 is a configuration diagram showing a fifth embodiment of a side plate.

FIG. 6 is a configuration diagram showing a sixth embodiment of the side plate.

FIG. 7 is a longitudinal sectional view for explaining the structure of a general rope-type elevator car.

FIG. 8 is a configuration diagram for explaining a side plate of a conventional elevator car.

FIG. 9 is a configuration diagram showing another conventional side plate.

FIG. 10 is a configuration diagram showing another conventional side plate.

[Explanation of symbols]

 33 Side plate 33a Upper reinforcing member 33b Lower reinforcing member 33c, 33d Vertical reinforcing member 33e Surface plate 33f Back plate 33h Honeycomb material 33i Air gap 37, 39, 40 Slit 38 Exhaust port 41, 45 Beam 42 Vent hole 43 Through hole 44 Equipment

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Takayoshi Nakamura 1 Toshiba-cho, Fuchu-shi, Tokyo Inside the Toshiba Fuchu Plant, Inc. Term (reference) 3F306 AA05 AA06 AA13 CA12 CB56

Claims (7)

[Claims] An entrance door is provided on one side of a box,
A cab surrounded by side plates reinforced with honeycomb material on the other side, and an elevator car having a ventilation fan for taking in ventilation air from the outside into the cab room, wherein at least one side plate of the side plates Has a structure in which the honeycomb material is sandwiched between a surface plate and a back plate, and the honeycomb material is disposed inside at least a predetermined dimension from at least right and left ends of the surface plate and the back plate, respectively, so that both sides of the honeycomb material are provided. An elevator car, wherein a ventilation air flow path is formed in the elevator car. 2. The side plate is formed by providing L-shaped or U-shaped steel plate members at left and right ends of a honeycomb material sandwiched between the front plate and the back plate. The elevator car described in. 3. The back plate is formed to have a convex cross section so as to be in contact with a part of the left and right ends of the honeycomb material and the back surface thereof, and is surrounded by the back plate, the surface plate, and the left and right ends of the honeycomb material. 2. The elevator car according to claim 1, wherein the side plate is configured to have a clearance. 4. The ventilation plate according to claim 1, wherein a ventilation air outlet is provided on an upper portion of the back plate which is not in contact with the honeycomb material of the side plate. Elevator car. 5. The ventilation plate according to claim 1, wherein a ventilation air outlet is provided at a longitudinally intermediate portion of the back plate which is not in contact with the honeycomb material of the side plate. The elevator car described in the section. 6. The side plate has a beam on the back side of an intermediate portion of the surface plate, the beam having an opening facing outward, and having a ventilation hole connected to the opening and the flow path of ventilation air. The elevator car according to any one of claims 1 to 3, or claim 5. 7. The side plate is provided with a beam having a cross-sectional shape and a ventilation hole connected to the upper and lower circulation paths of ventilation air, on the back side of an intermediate portion of the surface plate. The elevator car according to any one of claims 1 to 4, wherein: