JP2007308290A - Car platform device for elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a car platform device for an elevator thinning the height direction thickness of a car platform of the elevator. <P>SOLUTION: The car platform device for the elevator comprises a car platform frame 2 supporting a car platform surface of the elevator, and a car platform support frame 3 supporting the car platform frame through an elastic body 8. The car platform device further comprises a mounting member for mounting the elastic body to the lower part of the floor support frame, and a connecting body with one end connected to the elastic body and with the other end connected to the car platform frame to form a predetermined clearance between the car platform frame and a car platform support frame. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an elevator car floor device, and in particular, an elevator car that takes into consideration the installation position of a car floor frame that supports the car floor surface and a car floor support frame that supports the car floor frame. It relates to floor equipment.

  Conventionally, there has been an elevator car apparatus in which a car having a car floor supported by vibration-proof rubber on a car floor support frame does not cause a step between the car floor and the landing floor when it stops at the landing. It has been proposed (see, for example, Patent Document 1).

  An elevator car floor device comprising a car floor support frame placed and fixed on a lower frame of the car frame, and a car floor frame supported above the car floor support frame via a plurality of elastic bodies. It has been proposed (see, for example, Patent Document 2).

JP 2001-302129 A (paragraphs 0006 to 0007, FIGS. 1 and 2) JP 2002-362857 A (paragraphs 0005 to 0006, FIG. 1)

  In the technique disclosed in Patent Document 1 or Patent Document 2, an anti-vibration rubber, which is an elastic body, is disposed between the car floor support frame and the car floor so that vibrations when the car is raised and lowered are not transmitted to the car room. In this way, the raising and lowering operation of the car is calmed so as not to give the passengers an uncomfortable feeling. However, in both technologies, anti-vibration rubber is installed between the car floor frame and the car floor support frame, and the car floor thickness from the car floor support frame to the car floor is equal to the height of the anti-vibration rubber. Because a gap is necessary, there was a limit to making the car floor thinner.

  The present invention has been made to solve the above-described problems, and provides an elevator car floor device that reduces the thickness of the elevator car floor in the height direction.

  An elevator car floor apparatus according to the present invention is an elevator car floor apparatus comprising: a car floor frame that supports an elevator car floor; and a car floor support frame that supports the car floor frame via an elastic body. The elastic body is arranged below the car floor support frame.

  According to the present invention, the installation position of the elastic body provided between the car floor frame and the car floor support frame is set at the lower part of the car floor support frame, so that a vibration isolating effect is obtained and the elevator car floor is obtained. An elevator car floor device capable of reducing the thickness in the height direction can be obtained.

  Hereinafter, preferred embodiments of an elevator car floor apparatus according to the present invention will be described with reference to the accompanying drawings.

Embodiment 1 FIG.
FIG. 1 illustrates an elevator car floor apparatus according to Embodiment 1 of the present invention, in which only the car floor portion is illustrated, and other parts constituting the car are omitted. In this figure, a car floor 1 on which passengers or the like ride is supported by a car floor frame 2, and the car floor frame 2 is supported by a car floor support frame 3 installed at the lower part of the car floor frame 2, as will be described later. Has been.

  An emergency stop device 4 and a lower frame 5 for housing the emergency stop device 4 are attached to the lower part of the car floor support frame 3. That is, the emergency stop device 4 and the lower frame 5 for housing the emergency stop device 4 are provided so as to protrude below the car floor support frame 3.

  FIG. 2 is an enlarged view showing a main part of the elevator car floor apparatus shown in FIG. In FIG. 2, the lower part of the car floor support frame 3, that is, the lower space of the car floor support frame 3 formed by projecting the emergency stop device 4 and the lower frame 5 that houses the emergency stop device 4 is attached to the lower part of the car floor support frame 3. An attachment metal 6 made of a member, for example, a steel plate or the like having a U-shaped cross section is disposed, and the attachment metal 6 is attached to the car floor support frame 3 with screws 7A to 7D. That is, the car floor support frame 3 and the attachment metal 6 are integrated by the screws 7A to 7D.

  In the U-shaped space of the attachment metal 6, an elastic body, for example, an anti-vibration rubber 8 is placed, and a lower surface flange portion 8A of the anti-vibration rubber 8 contacts the attachment metal 6 and is fixed by screws 7B and 7D. ing. This anti-vibration rubber 8 is designed to calm the raising and lowering operation of the car so that vibrations during the raising and lowering of the car are not transmitted to the car room, so as not to make passengers uncomfortable. It will be described later.

  The top flange portion 8B of the anti-vibration rubber 8 is connected to and fixed to a coupling body, for example, a screw rod 10, in which a screw portion formed on the small end portion of the nut 9 is welded and fixed to the anti-vibration rubber 8. Is done. With this configuration, the mounting bracket 6, the anti-vibration rubber 8, and the screw rod 10 are integrated. The other end portion of the screw rod 10 is also formed with a small-diameter portion, and a screw portion is formed in the small-diameter portion. The nut 12 is screwed through the screw portion through the hole 11 formed in the car floor frame 2. Thus, the screw rod 10 and the car floor frame 2 are coupled to each other by forming a predetermined distance L between the car floor frame 2 and the car floor support frame 3.

  The central part between the screw part formed at the end part of the screw rod 10 is formed in a hexagonal column shape or a square column shape, and the center part can be rotated with a tool such as a spanner, for example. It is configured as follows. Further, by forming a hole 13 having a diameter through which the hexagonal columnar or square columnar portion of the screw rod 10 is inserted in the car floor support frame 3, the hexagonal columnar or square columnar portion of the screw rod 9 attaches the car floor support frame 3. It is comprised so that it may penetrate.

  With the above configuration, the car floor 1 on which a passenger or the like rides is coupled to the car floor support frame 3 from the car floor frame 2 through the connecting rod 10, the vibration isolating rubber 8, and the mounting bracket 6, so that the car floor 1 and the car are connected. Since the anti-vibration rubber 7 is interposed between the floor support frame 3 and the car ascending / descending operation is calmed so as not to transmit the vibration when the car is raised and lowered to the passenger compartment, so that passengers do not feel uncomfortable. Anti-vibration effect is obtained.

  Further, in order to prevent a heavy load from acting on the anti-vibration rubber 8, as shown in FIG. 1, an interval α between the tip of the screw 7C and the car floor frame 2 is necessary, and this interval α is an advance / retreat of the screw 7C. Adjusted by. By rotating the hexagonal columnar or quadrangular columnar portion of the screw rod 10, the distance between the car floor frame 2 and the car floor support frame 3 indicated by L in FIG. 2 can be adjusted, so that the car floor frame 2 and the car The distance in the height direction from the floor support frame 3 is irrelevant to the height of the anti-vibration rubber 7, and it is sufficient if there is a gap in which the distance α between the tip of the screw 7 </ b> C and the car floor frame 2 can be adjusted.

  Next, a method for leveling the car floor 1 will be described. When the screw rod 10 is loosened with a tool such as a spanner by means of a nut 9 welded and fixed to the vibration proof rubber 8, a gap is formed between the screw rod 10 and the upper surface flange 8B of the vibration proof rubber 8. By inserting the scissors 14 into the gap, the floor surface height of the car floor surface 1 can be adjusted, and the floor surface can be leveled easily.

  As described above, according to the first embodiment, by setting the installation position of the anti-vibration rubber 8 provided between the car floor frame 2 and the car floor support frame 3 to the lower part of the car floor support frame 3, An elevator car floor apparatus in which the height of the car floor from the car floor support frame 3 to the car floor surface 1 is thin can be obtained.

Embodiment 2. FIG.
FIG. 3 is a diagram for explaining a second embodiment of the present invention. FIG. 3 is a diagram schematically showing a side surface from the AA line direction of FIG. 1. In this figure, the same reference numerals as those in the first embodiment denote the same or corresponding parts, and the hole 13 of the car floor support frame 3 through which the screw rod 10 is inserted is a steadying means when the car floor surface 1 swings in the horizontal direction. It becomes. That is, when the car floor 1 swings in the horizontal direction, the screw rod 10 and the hole 13 of the car floor support frame 3 come into contact with each other. It will have a function. As a result, the steady rest device conventionally provided is used in combination with the mounting means of the screw rod 10 that provides the anti-vibration rubber 8 between the car floor frame 2 and the car floor support frame 3. It leads to reduction of space and the number of parts.

  As described above, according to Embodiment 2, in addition to the effects of Embodiment 1, it is possible to obtain an elevator car floor device that has the effect of saving space and reducing the number of parts.

  In each of the above-described embodiments, the anti-vibration rubber is exemplified as the elastic body, but any elastic member such as a spring may be used. Moreover, although the attachment metal 6 which consists of a steel plate etc. in which the cross section was formed in the U-shape was used as an attachment member, what kind of shape may be sufficient if an elastic body is attached. Furthermore, the screw has a hexagonal column shape or a quadrangular column shape as a connecting body, and a screw rod having screw portions formed at both ends has been described as an example, but at least a part of the center portion can be rotated with a tool such as a spanner. As long as the threaded portion formed at the end portion is also a threaded portion connected to the car floor frame, both ends need not be threaded portions, etc., within the scope of the technical idea of the present invention. Obviously, the embodiments can be changed as appropriate.

  The elevator car floor apparatus according to the present invention can be used for an elevator that requires a thinner car floor.

It is a figure explaining the elevator car floor apparatus which concerns on Embodiment 1 of this invention. It is a figure which expands and shows the principal part of the elevator car floor apparatus shown in FIG. It is a schematic diagram which expands and shows the principal part of the elevator car floor apparatus which concerns on Embodiment 2 of this invention, and is a side view from the AA line direction of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Car floor 2 Car floor frame 3 Car floor support frame 4 Emergency stop device 5 Lower frame 6 Mounting metal 7A-7D Screw 8 Anti-vibration rubber 9, 12 Nut 10 Screw rod 11, 13 Hole 14 Scissor gold

Claims (4)

In an elevator car floor device, comprising: a car floor frame that supports an elevator car floor; and a car floor support frame that supports the car floor frame via an elastic body.
An elevator car floor apparatus, wherein the elastic body is disposed below the car floor support frame. In an elevator car floor device, comprising: a car floor frame that supports an elevator car floor; and a car floor support frame that supports the car floor frame via an elastic body.
An attachment member for attaching the elastic body to a lower portion of the car floor support frame;
One end is connected to the elastic body, and the other end is connected to the car floor frame, and includes a connecting body that forms a predetermined gap between the car floor frame and the car floor support frame. Elevator car floor equipment.   3. The elevator car floor apparatus according to claim 2, wherein a hole is formed in the car floor support frame, and the connecting body is inserted through the hole.   The elevator car according to claim 2 or 3, wherein at least a part of a central part of the connecting part of the connecting body to the car floor frame is formed into a square shape. Floor equipment.

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