JP4681330B2 - Elevator hall three-way transportation device - Google Patents

Description

  The present invention relates to a transportation device for a three-way frame for an elevator in which a smoke shielding / flame shielding screen device used when a building fire occurs is incorporated.

2. Description of the Related Art Conventionally, an elevator hall three-way frame transportation apparatus incorporating a smoke shielding / flame shielding screen has a structure as shown in FIGS. FIG. 13 is a front view showing a three-way frame transportation device built in a smoke shielding / flame shielding screen device in a conventional elevator landing device, and FIG. 14 is a three-way transportation device seen from the direction of arrow A in FIG. 15 is a plan view of the transportation device for the landing three-way frame as viewed from above in FIG. 13, and FIG. 16 is an enlarged detailed view of the portion C in FIG.
In the figure, 1 is a vertical frame constituting the left and right sides of the landing three-way frame, 2 is a curtain plate constituting the front upper part of the landing three-way frame, and 3 is a box-like smoke shield installed on the back side of the curtain plate 2. -Flame-shielding screen device, 3a is smoke- and flame-shielding screen, 3b is a screen weight, 3c is a screen hoisting motor, these are assembled at the factory and integrated into the integrated smoke- and flame-shielding-type hall It constitutes a three-way frame.
For example, as shown in the same figure, a lower frame 4b in which four pipes are assembled in a rectangular shape, and a lower frame 4b as a transport device of the smoke shielding / flameproof screen built-in type three-way frame constructed as described above, Four vertical pillars 4c that are erected and fixed at four corners of the frame 4b, and an upper frame 4a in which four pipes that connect and fix the upper ends of the four vertical pillars 4c are assembled in a rectangular shape; There is a method of storing the smoke-shielding / flame-shielding screen built-in three-way frame in a frame constituted by a support bracket 4f for supporting the support frame 4d, which is fixed slightly downward in the center of the vertical column 4c. . The landing three-way frame has a structure that can be easily transported and stored by being detachably fixed to the frame assembly via a fixing bracket 4e and a support frame 4d. Reference numeral 10 denotes a transportation reinforcement.
However, in the transportation apparatus as described above, the smoke shielding / flame shielding screen device 3 is merely fixed to the landing three-way frame and is not directly supported by the frame. Further, the mass of the smoke / flame screen device 3 is 30 kg or more because of the screen winding motor 3c and the like. For this reason, the center of gravity is biased above the three-way frame of the landing and becomes unstable with respect to vibration and impact during transportation. Further, there is a possibility that the fixing portion of the smoke shielding / flame shielding screen device 3 is displaced during transportation, or that the design surface of the curtain plate 2 to which the smoke shielding / flame shielding screen device 3 is fixed is repeatedly applied and the design surface is deformed. is there.

  As another conventional technique, the flame shield / smoke shutter can be hidden from the view of the elevator user without impeding the function of closing the opening of the hall in the event of a fire. An elevator hall device is known (see, for example, Patent Document 1).

JP 2004-512257 A

  In conventional elevator three-way frame transportation equipment with built-in smoke shielding / flame shielding screen, the smoke shielding / flame shielding screen device is fixed to the three-way landing frame and is directly supported by the frame. It is not. Further, the mass of the smoke shielding / flame shielding screen device is 30 kg or more, such as a screen winding motor. For this reason, the center of gravity is biased above the landing three-way frame, and it is unstable to vibration and impact during transportation. In addition, there is a risk that the smoke shield / flame screen device may be displaced during transportation, or the design surface of the curtain plate to which the smoke shield / flame screen device is fixed may be subjected to repeated loads and the design surface may be deformed. was there.

  In addition, in the elevator landing device of the prior art, the closing plate hides the weight from the user's field of view and prevents third-party mischief, and when transporting the smoke-shielding / flame-shielding screen built-in three-way frame It is not a consideration of the problem.

  The present invention has been made to solve the above-described problems, and the design of the curtain plate is caused by the smoke shielding / flame screen device being displaced during transportation of the smoke-shielding / flame shielding screen built-in type three-way frame. It is an object of the present invention to provide an elevator hall three-way transportation device that does not cause deformation of the elevator.

The elevator landing three-way frame transportation device according to the present invention is used during transportation of a landing three-way frame in which a smoke shielding / flame shielding screen device is incorporated, and a lower frame and an upper frame for storing the smoke shielding / flame shielding screen device. The vertical part is fixed to the vertical frame on the side where the smoke shielding / flame screen device is located, and the horizontal part supports and fixes the smoke shielding / flame screen device. The vertical column is made of a square pipe, and the vertical part of the fixture is made of a round pipe .

  In addition, a transport framework that consists of a lower frame, an upper frame, a vertical column, etc. that is used when transporting a three-way hall with a smoke / flame screen device built in, and that houses the smoke / flame screen device. And a triangular fixture that is fixed to the vertical column on the side where the smoke / flame screen device is located and that supports and fixes the smoke / flame screen device from both sides.

  According to the present invention, there is no possibility that the design surface of the curtain plate is deformed due to displacement of the smoke shielding / flame shielding screen device during transport of the smoke shielding / flame shielding screen built-in type three-way frame. In addition, when the fixing bracket is not used, it can be folded and stored, thereby improving the storability and diversion of the frame.

Embodiment 1.
1 is a front view showing a transportation device for a three-way frame for an elevator according to Embodiment 1 of the present invention, FIG. 2 is a side view of the transportation device for a three-way frame for a landing as seen from the direction of arrow A in FIG. FIG. 4 is a plan view of the transportation device of the landing three-way frame as viewed from above in FIG. 1, FIG. 4 is a detailed view showing an enlarged portion C of FIG. 1, and FIG. 5 is a cross-sectional view taken along line XX in FIG. FIG. 6 is a plan view of a principal part showing a storage state in which the fixing bracket is folded.

In the figure, 1 is a vertical frame constituting the left and right sides of the landing three-way frame, 2 is a curtain plate constituting the front upper part of the landing three-way frame, and 3 is a box-like smoke shield installed on the back side of the curtain plate 2. -Flame-shielding screen device, 3a is smoke- and flame-shielding screen, 3b is a screen weight, 3c is a screen hoisting motor, these are assembled at the factory and integrated into the integrated smoke- and flame-shielding-type hall It constitutes a three-way frame.
The frame structure of the transportation device of the smoke shield / flame shield screen built-in type three-way frame constructed as described above includes a lower frame 4b in which four pipes are assembled in a rectangular shape, as shown in FIG. A vertical column 4c composed of four square pipes standing and fixed at the four corners of the lower frame 4b, and four pipes connecting and fixing the upper ends of the four vertical columns 4c were assembled in a rectangular shape. A support bracket for supporting the support frame 4d, which is fixed slightly to the lower part of the center of the two vertical columns 4c where the upper frame 4a and the lower end (right side in FIGS. 1 and 3) of the landing three-way frame are located 4f and fastening bands 7 at the upper and lower two positions slightly below the center of the two vertical columns 4c where the smoke shielding / flame shielding screen device 3 (left side in FIGS. 1 and 3) on the upper part of the three-way frame is located. By using the L-shaped fixing bracket 5 made of a round pipe to which the vertical portion 5a is fastened and fixed by It is configured. The smoke shielding / flame shielding screen device 3 is directly placed on the horizontal portion 5b of the L-shaped fixture 5 and fastened and fixed by bolts 6 or the like. Reference numeral 10 denotes a transportation reinforcement.
Accordingly, the smoke shielding / flame shielding screen device 3 is directly supported and fixed to the frame via the fixing bracket 5 by the above-described configuration, so that the smoke shielding / flame shielding screen built-in type three-way frame is shielded. It is possible to reduce the possibility that the fixing part of the smoke / flame screen device 3 is displaced or the load is repeatedly applied to the design surface of the curtain plate 2 to which the smoke / flame screen device 3 is fixed and the design surface is deformed. In addition, the fixing bracket 5 can be rotated and moved up and down as shown in FIG. 6 by loosening the fastening band 7, and can be folded and stored when not in use. And divertability can be maintained.

  Therefore, according to the first embodiment, there is no possibility that the design surface of the curtain plate is deformed due to displacement of the smoke shielding / flame screen device during transportation of the smoke shielding / flame shielding screen built-in type three-way frame. In addition, since the fixing bracket can be folded and stored when not in use, the frame can be stored and reused.

Embodiment 2. FIG.
7 is a front view showing a transport device for a three-way frame for elevators according to Embodiment 2 of the present invention, FIG. 8 is a side view of the transport device for a three-way frame for landing as seen from the direction of arrow A in FIG. 7, and FIG. FIG. 10 is a plan view of the transportation device having a three-way landing frame viewed from above, FIG. 10 is an enlarged detailed view of a portion C in FIG. 7, FIG. 11 is a side view of FIG. It is an expansion perspective view.

In the second embodiment, the same or corresponding parts as those in the first embodiment are denoted by the same reference numerals and the description thereof is omitted. 8 is a smoke / flame screen fixed to the upper part of the center part of the two vertical columns 4c where the smoke / flame screen device 3 (the left side of FIGS. 7 and 9) located at the upper part of the three-way frame of the landing is located. The metal fitting is a metal fitting that is held between both sides of the apparatus 3 and has a substantially triangular shape as a whole, and a reinforcing flange 8a is formed at the peripheral edge. A horizontal support portion 8b is cut and raised on the vertical surface of the triangular fixture 8, and the lower surface of the smoke shielding / flameproof screen device 3 is directly placed and supported on the horizontal support portion 8b. Further, a bolt through hole 8c is formed in the vertical surface above the horizontal support portion 8b of the fixing bracket 8, and the side surface of the smoke shielding / flame shielding screen device 3 is fixed to the fixing bracket by a bolt 9 or the like inserted into the bolt through hole 8c. 8 is fastened and fixed. Further, a window hole 8d for weight reduction is formed in the central portion of the vertical surface of the fixture 8.
Therefore, since the smoke shielding / flame shielding screen device 3 is directly supported and fixed to the above-described frame structure via the metal plate fixing bracket 8 by the above-described configuration, the smoke shielding / flame shielding screen built-in type three-way frame is provided. To reduce the possibility of the design surface of the screen 2 to which the smoke / flame screen device 3 is fixed or the design surface of the curtain plate 2 to which the smoke / flame screen device 3 is fixed being applied repeatedly being transported during transportation. Can do. Moreover, since the fixing bracket 8 can be attached only by providing the mounting hole in the vertical column 4c of the transportation framework, the diversion of the product is enhanced. In addition, since the fixture 8 is fastened to the smoke / flame screen device 3 via a triangular shape, the holding force against the moment in the vertical direction can be enhanced compared to the first embodiment. Furthermore, since the fixing bracket 8 holds the smoke shielding / flame shielding screen device 3 in the entrance / exit direction, the positioning workability when the landing three-way frame is housed in the frame is improved. Moreover, since the fixing bracket 8 is provided with a window hole 8d for reducing the weight, not only the weight can be reduced, but also the product can be checked by looking through the window hole 8d. Workability is improved. In addition, if the number of the fixing brackets 8 is collected, the cost can be reduced by manufacturing by integral molding by press bending. Further, when the number does not appear, a method may be used in which the flange is welded at the peripheral edge after bending with a general-purpose press.

  Therefore, according to the second embodiment, the same effect as that of the first embodiment can be obtained, and only the mounting holes are provided in the vertical columns of the transportation framework, so that the diversion property of the product is improved. Further, the fixing bracket can reinforce the holding force against the moment in the vertical direction as compared with the first embodiment. Further, since the smoke shielding / flame shielding screen device is held also in the entrance / exit direction, positioning workability when the landing three-way frame is housed in the frame is improved. In addition, the weight of the fixing bracket can be reduced, and the product can be confirmed through the window hole.

It is a front view which shows the transport apparatus of the elevator landing three-way frame in Embodiment 1 of this invention. It is a side view of the transportation apparatus of the landing three-way frame seen from the arrow A direction of FIG. It is a top view of the transportation apparatus of the landing three-way frame seen from the upper direction of FIG. FIG. 2 is a detailed view showing an enlarged C part of FIG. 1. FIG. 5 is a cross-sectional view taken along line XX in FIG. 4. It is a principal part top view which shows the accommodation state which folded the fixing metal fitting. It is a front view which shows the transport apparatus of the elevator landing three-way frame in Embodiment 2 of this invention. It is a side view of the transportation apparatus of the landing three-way frame seen from the arrow A direction of FIG. It is a top view of the transportation apparatus of the landing three-way frame seen from the upper direction of FIG. It is detail drawing which expands and shows the C section of FIG. It is a side view of FIG. It is an expansion perspective view which shows a fixture. It is a front view which shows the transportation apparatus of the smoke-proof / flame-proof screen apparatus built-in type hall three-way frame in the conventional elevator hall device. The side view of the transportation apparatus of the landing three-way frame seen from the arrow A direction of FIG. 13 It is sectional drawing along the AA line of FIG. 1 which shows the landing apparatus of the conventional elevator. It is a top view of the transportation apparatus of the landing three-way frame seen from the upper direction of FIG. It is detail drawing which expands and shows the C section of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vertical frame 2 Screen board 3 Smoke shielding / flame shielding screen device 3a Smoke shielding / flame shielding screen 3b Screen weight 3c Screen winding motor 4a Upper frame 4b Lower frame 4c Vertical column 4d Support frame 4e Fixing bracket 4f Support bracket 5 L-shape Fixing bracket 5a Vertical portion 5b Horizontal portion 6 Bolt 7 Fastening band 8 Triangular fixing bracket 8a Reinforcement flange 8b Horizontal support portion 8c Bolt through hole 8d Window hole 9 Bolt 10 Reinforcement for transportation

Claims (5)

A transport framework used when transporting a three-way hall with a smoke shielding / flame screen device incorporated therein, and comprising a lower frame, an upper frame, a vertical column, etc. for housing the smoke shielding / flame screen device. ,
A vertical portion is fixed to the vertical column on the side where the smoke shielding / flame screen device is located, and a horizontal portion includes an L-shaped fixing bracket for supporting and fixing the smoke shielding / flame screen device ;
The elevator platform three-way frame transportation apparatus, wherein the vertical column is a square pipe, and the vertical portion of the fixing bracket is a round pipe . A transport framework used when transporting a three-way hall with a smoke shielding / flame screen device incorporated therein, and comprising a lower frame, an upper frame, a vertical column, etc. for housing the smoke shielding / flame screen device. ,
An L-shaped fixing bracket in which a vertical portion is fixed to the vertical column on the side where the smoke shielding / flame shielding screen device is located, and a horizontal portion supports and fixes the smoke shielding / flame shielding screen device;
As well as fixing the fixing bracket by tightening both vertical portion and the longitudinal posts of the L-shaped mounting brackets to the longitudinal posts, and a fastening band that allows rotating the fixing bracket when loosened the fastening Prepared,
The elevator platform three-way frame transportation apparatus, wherein the vertical column is a square pipe, and the vertical portion of the fixing bracket is a round pipe . A transport framework used when transporting a three-way hall with a smoke shielding / flame screen device incorporated therein, and comprising a lower frame, an upper frame, a vertical column, etc. for housing the smoke shielding / flame screen device. ,
A triangular fixture that is fixed to the vertical column on the side where the smoke / flame screen device is located, and that supports and fixes the smoke / flame screen device from both sides;
An elevator hall three-way frame transportation device characterized by comprising: The triangular fixing bracket includes a horizontal support portion for placing and supporting the lower surface of the smoke / flame screen device and a bolt through hole for fastening and fixing the side surface of the smoke / flame screen device. The elevator landing three-way frame transportation device according to claim 3 . The transportation device for an elevator hall three-way frame according to claim 3 or 4 , characterized in that the triangular fixing bracket is provided with a window hole for lightening in the center.

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