JPH07242375A - Elevator landing indicator - Google Patents

Abstract

PURPOSE:To provide an elevator landing indicator capable of alarming the sound of buzzer to the outside without raising the capacity of a buzzer. CONSTITUTION:A cut-out hole 24 is formed at the upper end of a surface plate 1. Also a cover 15 with an opening at its lower end is fixed on a surface plate 1 at the upper part of the cut-out hole 24. The upper end of a middle cover 16 of U-shape in cross section is fixed to the upper end of the internal surface of the cover 15. Then a guide plate 19 in which sound releasing holes are formed in honeycomb structure and which is formed in U-shape is fixed to the internal surface of the cover 15. The sound releasing holes are formed in honeycomb structure also at the center of the cover 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention particularly relates to an elevator hall indicator installed in an elevator hall installed outdoors.

[0002]

2. Description of the Related Art FIG. 4 (a) is a front view showing an indicator of a conventional elevator hall installed outdoors.
4B is a cross-sectional view taken along the line CC of FIG.

In FIGS. 4 (a) and 4 (b), a bracket-shaped mounting base 2a that is long in the vertical direction is fixed to the side surface of the elevator hall (not shown), and the left and right surfaces of the upper and lower ends of this mounting base 2a are fixed. The four welded studs are preliminarily provided on the base. Surface of mounting base 2a (Note: Fig. 4
On the right side in (b), packing 5 is provided on the outer periphery of the back side.
A front surface plate 1A joined to the front surface plate 1A is provided. The front surface plate 1A is penetrated from the rear surface by the above-mentioned welded stud, and a cap nut 10 screwed to the welded stud is used to mount the base 2
It is fixed to a.

A welding stud 6 is provided on the back surface of the mounting base 2a.
The mounting hole formed in the box 2 fixed to the rear surface of a is inserted, and the box 2 is fixed to the mounting base 2a with the nut screwed to the welded stud 6.

At the upper end of the bottom surface of the box 2, a mounting plate 8 formed in an L shape in a cross section (not shown) is provided.
It is vertically fixed through a nut and a stud welded to the bottom of the.

An elliptical hole having a long vertical direction is formed in the central portion of the mounting plate 8, and a ringing portion of a buzzer 7 is inserted into the elliptical hole. The buzzer 7 is attached to a flange portion of the buzzer 7. It is fixed to the mounting plate 8 by the inserted welding studs and nuts.

At the center of the bottom of the box 2, the box 2
A mounting plate 9 having a substantially convex shape is vertically mounted via a stud and a nut (not shown) that are welded to the bottom surface of the.

On the surface of the mounting plate 9, an indicator lamp 3A is attached on the upper right side, and an indicator lamp 3B is also attached on the lower side of the indicator lamp 3A. These indicator lights 3A,
A lamp 3b is provided so as to project from the center of the surface of 3B, and a cap 3a is attached to the outer circumference of the lamp 3b.

As shown in FIG.
In (b), a convex character plate 3b is provided in front of the indicator lamp 3A, and this character plate 3b is fixed to the back surface of the front surface plate 1A via a welding stud 6.

Similarly, in the middle and lower part of the face plate 1A,
A dial plate 3c having a larger display portion than the dial plate 3b is provided in front of the indicator lamp 3B, and this dial plate 3c also has a front plate 1A.
It is fixed to the back surface of the through the stud 6.

Below the dial plate 3c, the push button 4 is
The operation portion is projected from the back surface of the front plate 1A and laterally attached by a welding stud (not shown).

Since the elevator landing indicator is installed outdoors as described above, the packing 5 is used between the surface plate 1A and the mounting base 2a to have a drip-proof structure for preventing intrusion of rainwater and the like. And, although the buzzer 7 is incorporated inside, no hole is formed in the surface plate 1A.

[0013]

However, in the elevator hall indicator constructed as described above,
Even if an abnormality occurs in a car that moves up and down the hoistway and the buzzer 7 sounds, the drip-proof structure using the packing 5 and the like described above does not sufficiently transmit it to the outside of the face plate 1A. There is a risk.

Therefore, it is conceivable to increase the capacity of the buzzer 7, but since the outer shape of the buzzer 7 becomes large, the depth and width of the box 2 must be increased, and the outer shape of the hall indicator increases.

Therefore, an object of the present invention is to obtain an elevator landing indicator which can easily notify the external maintenance personnel of the sound of the buzzer without increasing the capacity of the buzzer.

[0016]

According to a first aspect of the present invention, in an elevator landing indicator in which a buzzer is housed in a box behind the face plate, a cutout hole is formed in the faceplate, and the front face of the cutout hole is formed. It is characterized in that it is provided with a drip-proof plate.

In the elevator landing indicator in which a buzzer is housed in a box behind the face plate, a cutout hole is formed in the face plate, and a lower part is formed in front of the cutout hole. It is characterized in that a cover having an opening and a sound hole on the front surface is provided, and a water blocking plate is provided inside the cover.

Furthermore, the invention according to claim 3 is an elevator landing indicator in which a buzzer is housed in a box behind the face plate, wherein a cutout hole is formed in the face plate.
In front of this cutout hole, a cover with an open lower part and a sound cutout hole on the front side is provided, a water shield plate is provided inside this cover, and a guide plate is provided between this water shield plate and the inner surface of the cover. It is characterized by being provided.

[0019]

In the invention described in claim 1, the sound of the buzzer is transmitted from the lower part of the drip-proof plate to the outside through the cutout hole, and the rainwater sprayed on the surface of the face plate is protected by the drip-proof plate. Intrusion into the interior is blocked.

Further, in the invention described in claim 2,
The buzzing sound of the buzzer is propagated to the outside through the cutout hole and the opening in the lower part of the cover and the sound cutout hole, and the rainwater sprayed on the surface plate is prevented from entering the inside of the surface plate by the water shield plate.

Further, in the invention as set forth in claim 3, a part of the ringing sound of the buzzer is propagated to the outside from the cutout hole through the opening of the cover, and another part of the ringing sound of the buzzer is cut out. Rainwater, which propagates from the holes through the sound shield plate and the guide plate to the outside through the sound hole of the cover and sprays on the surface plate, is prevented from entering the inside of the surface plate by the water shield plate and the guide plate.

[0022]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of an elevator hall indicator according to the present invention will be described below with reference to the drawings. Figure 1 (a)
[Fig. 1] is a front view showing a hall indicator of an elevator according to the present invention, a view corresponding to Fig. 4 (a) shown in the prior art, and Fig. 1 (b) is a sectional view taken along the line A-A in Fig. 1 (a). Similarly FIG.
2B is a diagram corresponding to FIG. 1B, and is an enlarged view of the arrow B in FIG. 1B. The same elements as those in FIGS. 4A and 4B are designated by the same reference numerals and the description thereof will be omitted.

1 (a), 1 (b) and 2 (a), the difference from the prior art is the structure of the front part of the buzzer 7 above the face plate 1. That is, a rectangular cutout hole 24 is formed in the upper part of the surface plate 1 in the front part of the buzzer 7 as shown in FIG. 1B and FIG. 3B described later, and the upper end of the cutout hole 24. And left and right surface plates 1
The surface of the cover 15 is substantially L-shaped in FIG. 1 (b) and is bent in a U-shape in FIG. 3 (b) showing a cross section of this portion and in FIG. 3 (b) described later. The upper rear end face and the left and right rear ends are welded. On the front side of this cover 15,
As shown in FIG. 2, a small-diameter sound hole 20 is formed in a honeycomb shape.

The upper end of the back surface of the cover 15 is bent in a substantially Z shape in FIG. 1 (b) and is formed in U shape in FIG. 3 (b).
The middle cover formed in a letter shape and shown in the perspective view of FIG.
The upper end of 16 is provided in parallel with the cover 15 by a pair of welded studs 17 and nuts 23 welded on the upper surface of the back surface of the cover 15.

Further, on the back surface of the central portion of the cover 15, a guide hole having a U-shape in FIG. 3 (b) and having a mounting hole 26 on a diagonal line is formed as shown in the perspective view of FIG. 3 (a). Board 19
The cover 15 is fixed to the back surface of the cover 15 by a welded stud, which is not shown in detail, which is welded to the back surface of the cover 15, and a nut 18 shown in FIG. As shown in FIG. 3 (a), a sound vent hole is also formed in the center of the guide plate 19.
20 are formed like a honeycomb.

In the elevator landing indicator constructed as described above, when the buzzer 7 sounds, this sound wave is emitted from the cutout hole 24 of the face plate 1 to both sides of the middle cover 16 and the cover 15 in FIG. 3B. It reaches the back surface of the cover 15 through a gap 30 formed therebetween, and further, through a gap 31 formed between the inner cover 16 inside the cover 15 and both sides of the guide plate 19, the guide plate 19 It reaches the rear part, and is emitted to the outside of the cover 15 through the sound hole 20 formed in the guide plate 19 and the cover 15. Therefore, a maintenance person or a monitoring person outside the surface plate 1 can know the ringing.

On the other hand, most of the rainwater sprayed obliquely on the front plate 1 scatters on the surface of the front plate 1 and falls, but a part of the rainwater enters the rear of the guide plate 19 through the sound hole 20. To do. Then, this rainwater is prevented from entering the inside through the cutout hole 24 by the outer surface of the middle cover 16, flows down the outer surface of the middle cover 16, and drips in front of the surface plate 1.

Therefore, in the elevator landing indicator having such a structure, even if rainwater is sprayed on the surface, it does not enter the inside of the face plate 1 while the ringing sound of the internal buzzer is transmitted to the outside. Since it can be reported to, it is possible to prevent an increase in external shape due to an increase in capacity of the buzzer.

Although the cover 15 is welded to the surface plate 1 in the above-described embodiment, a welded stud is welded on the back surface of the cover 15 and the face plate 1 is provided with the welded stud. Then, it may be stopped by a nut on the back surface of the front plate 1. In this case, the outer periphery of the back surface of the cover 15 and the front plate 1
A watertight packing is used between and.

[0030]

As described above, according to the invention of claim 1,
In an elevator hall indicator with a buzzer housed in a box behind the face plate, a cutout hole is formed in the front face plate, and a drip-proof plate is provided in front of this cutout hole, so that the buzzer sounds through the cutout hole. Rainwater that propagates from the bottom of the drip-proof plate to the outside and sprays on the surface of the surface plate is prevented by the drip-proof plate from entering the inside of the surface plate. It is possible to obtain an elevator landing indicator that can be notified.

According to the invention as set forth in claim 2, in the elevator landing indicator in which the buzzer is housed in the box behind the face plate, a cutout hole is formed in the faceplate, and in front of the cutout hole, By providing a cover with an opening in the lower part and a sound hole on the front surface, and by providing a water shield plate inside this cover, the sound of the buzzer sounds from the lower opening and sound hole of the cover through the cutout hole. The rainwater that propagates to the outside and sprays on the surface plate is blocked by the water-blocking plate from entering the inside of the surface plate.Therefore, it is possible to notify the outside maintenance personnel without increasing the capacity of the buzzer. You can get the indicator.

Further, according to the invention of claim 3,
In an elevator hall indicator with a buzzer housed in a box behind the face plate, a cutout hole is formed in the faceplate, and a cover with a lower opening and a sound cutout hole in the front is provided in front of this cutout hole. , By providing a water shield plate inside this cover, and by providing a guide plate between this water shield plate and the inner surface of the cover, part of the buzzer sound is cut out from the cutout hole to the outside of the cover. Rainwater that propagates and propagates the other part of the buzzer sound from the cutout hole to the outside through the cutout hole and the guide plate, and then to the outside through the sound cutout hole of the cover, and sprays the surface plate with rainwater. Since the invasion of the face plate is prevented, it is possible to obtain the elevator landing indicator that can notify the outside maintenance personnel without increasing the capacity of the buzzer.

[Brief description of drawings]

FIG. 1A is a front view showing an embodiment of an elevator landing indicator of the present invention. (B) is A- of (a)
A sectional view.

FIG. 2A is an enlarged detail view of FIG.
(B) is a partial expanded perspective view showing the important section of the hall indicator of the elevator of the present invention.

FIG. 3 (a) is a partially enlarged perspective view showing a main part of the elevator landing indicator of the present invention, which is different from FIG. 2 (b).
2B is a cross-sectional view of FIG.

FIG. 4A is a front view showing an example of a conventional elevator hall indicator. (B) is CC sectional drawing of (a).

[Explanation of symbols]

1 ... Front plate, 2 ... Box, 3A, 3B ... Indicator light, 4 ...
Push button, 5 ... Packing, 6 ... Welding stud, 7 ... Buzzer, 9, 26 ... Mounting plate, 10 ... Cap nut, 15 ... Cover, 16
… Middle cover, 19… Guide plate, 20… Sound hole, 24… Cutout hole, 30, 31… Gap.

Claims (3)

[Claims] 1. An elevator landing indicator in which a buzzer is housed in a box behind a surface plate, wherein a cutout hole is formed in the surface plate, and a drip-proof plate is provided in front of the cutout hole. Elevator landing indicator. 2. In an elevator landing indicator in which a buzzer is housed in a box behind the face plate, a cutout hole is formed in the face plate, and a lower part is opened in front of the cutout hole and a sound hole is formed in the front face. An elevator landing indicator, wherein a cover is provided and a water blocking plate is provided inside the cover. 3. In an elevator landing indicator in which a buzzer is housed in a box behind a face plate, a cutout hole is formed in the faceplate, a lower part is opened in front of the cutout hole, and a sound hole is formed in the front face. An elevator landing indicator, characterized in that a provided cover is provided, a water blocking plate is provided inside the cover, and a guide plate is provided between the water blocking plate and the inner surface of the cover.