JP2011051741A - Jamb assembly of elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a jamb assembly of an elevator capable of easily adding a smoke shielding function in a short time. <P>SOLUTION: The jamb assembly 10 of the elevator has an existing jamb 1 existing from before, a new sill 14 replaced with an existing sill for transferring existing landing doors 24R and 24L to a hoistway 4 side, a new jamb 12 arranged in a space formed between the existing jamb 1 and itself by moving the landing doors 24R and 24L to the hoistway 4 side and installed in a close contact manner on a hoistway 4 side surface 1a of the existing jamb 1, and a smoke shielding member installed by contacting with both the new jamb 12 and the landing doors 24R and 24L. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to an elevator three-way frame assembly for adding a smoke shielding function between each hall and a hoistway.

  2. Description of the Related Art Conventionally, as a method for providing a smoke shielding function to an existing door device provided in an elevator hall, for example, a method for repairing an elevator door disclosed in Patent Document 1 is known. According to this repair method, a sealing member made of an elastic body is attached to the side edge of the door panel, a part of the existing three-way frame that is in contact with the sealing member is cut off, and the sealing member is attached to the edge of the three-way frame that has been cut off. An angle material is attached to ensure good contact.

JP 2005-132517 A

  However, according to the method disclosed in the above publication, there is a possibility that existing peripheral members may be damaged when a part of the three-way frame is cut off. Further, according to the above-described conventional method, it is necessary to cut and process the three-sided frame at the site, which requires skill in the work, takes time for the repair work, and increases the stop time of the elevator during the work. In particular, when cutting a part of the three-sided frame, it is necessary to destroy a part of the concrete to expose the part where the three-sided frame is embedded in concrete, which requires large-scale construction, and repairs after destroying the concrete The work was also troublesome.

  An object of the present invention is to provide an elevator three-sided frame assembly which can easily add a smoke shielding function in a short time.

  In order to achieve the above object, an elevator three-way frame assembly according to the present invention includes an existing three-way frame provided between each floor landing and a hoistway, and an existing landing door combined with the existing three-way frame. In the space formed between the existing three-sided frame and the landing door by moving the landing door closer to the hoistway by the new sill and replacing the existing sill to move closer to Contact both the new three-way frame and the landing door so as to seal the gap between the new three-way frame placed in close contact with the existing three-way frame and the new three-way frame and the closed landing door. And a smoke shielding member attached thereto.

  According to the above invention, the existing sill and the new sill are exchanged, and the new three-sided frame is attached to the existing three-sided frame, and the smoke shielding member is attached so as to contact both the new three-sided frame and the landing door. Thus, it is possible to provide a smoke shielding function between the existing three-way frame and the landing door without processing an existing structure (an existing three-way frame or an existing sill). For this reason, the construction for adding the smoke shielding structure can be facilitated, and the working time at the site can be shortened.

  In particular, when the new three-side frame is installed by replacing the existing three-side frame and the new sill in advance by replacing the existing assembly with the existing sill, the work time at the site can be further shortened and the construction burden is reduced. Can be further reduced.

  Since the three-way frame assembly of the elevator according to the present invention has the above-described configuration and operation, it is possible to easily add a smoke shielding function between each floor landing and the hoistway in a short time.

FIG. 1 is a plan view of a three-sided frame assembly and its peripheral structure according to an embodiment of the present invention as seen from above. FIG. 2 is an external perspective view showing an additional assembly included in the three-way frame assembly of FIG. FIG. 3 is a partially enlarged cross-sectional view showing a partially enlarged smoke shielding structure between the vertical frame of the additional assembly shown in FIG. 2 and the landing door. FIG. 4 is a partially enlarged view showing a partially enlarged smoke shielding structure between the upper frame of the additional assembly shown in FIG. 2 and the landing door. FIG. 5 is a plan view of a conventional three-way frame having no smoke shielding structure and its peripheral structure as viewed from above.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is a plan view of a three-sided frame assembly 10 according to an embodiment of the present invention as viewed from above. In FIG. 1, for ease of explanation, the three-way frame assembly 10 is illustrated as a partial cross-sectional view with a part thereof cut. FIG. 2 is an external perspective view of an additional assembly 20 as a newly added structure included in the three-way frame assembly 10.

  As shown in FIG. 1, the three-way frame assembly 10 is attached between each floor landing 2 and the hoistway 4 of the elevator. More specifically, the three-sided frame assembly 10 is attached to a substantially rectangular opening of a building frame that connects each floor landing 2 to the hoistway 4 in a state where a smoke shielding function is added. The elevator board 6 is arranged so as to be movable up and down in the hoistway 4.

  The three-sided frame assembly 10 is attached in close contact with the existing three-sided frame 1 already attached to the housing before adding the smoke-shielding structure and the surface 1a of the existing three-sided frame 1 on the hoistway 4 side. A newly installed sill 14 attached to the edge 2a on the hoistway 4 side of the hall 2 instead of an existing sill 22 attached to the existing three sill frame 12 (FIG. 5), which will be described later. A smoke shield that is attached in contact with both the three-way frame 12 and the closed landing doors 24L and 24R as shown in FIG. 1 and fills and seals the gap S between the new three-way frame 12 and the landing doors 24L and 24R. Member 16 (FIGS. 3 and 4).

  As shown in FIG. 2, the additional assembly 20 is obtained by attaching the above-described new sill 14 to the lower end of the vertical frame 12 a of the above-described new three-way frame 12 and integrating them in advance. That is, this additional assembly 20 constitutes a part of the three-sided frame assembly 10 and is attached in place of the existing sill 22.

  As shown in FIG. 1, the new sill 14 has two landing doors 24R and 24L for providing a space for attaching the new three-way frame 12 between the surface 1a of the existing three-way frame 1 and the landing doors 24R and 24L. It has a rail 14a that is moved in a direction approaching the hoistway 4 side.

  FIG. 3 is a partial enlarged cross-sectional view in which the smoke shielding structure between the vertical frame 12a of the new sill 12 and the landing doors 24R and 24L is partially enlarged. FIG. 4 is a partial enlarged cross-sectional view in which the smoke shielding structure between the upper frame 12b of the new sill 12 and the landing door 24R (24L) is partially enlarged.

  As shown in FIG. 3, an elastically deformable plate-like smoke shielding member 16 is attached to the gap S between the vertical frame 12a of the newly installed three-way frame 12 and the left and right landing doors 24R and 24L. The smoke shielding member 16 is fastened and fixed to each rear end surface 241 in the closing direction of the landing doors 24R and 24L using screws 25. The screws 25 are provided at a plurality of locations spaced vertically along the rear end of the landing door 24R (24L).

  That is, by closing the doors 24R and 24L as shown in FIG. 3, the midway part of the smoke shielding member 16 comes into contact with the bent edge 121 of the vertical frame 12a and is elastically deformed. The vicinity is pressed and brought into close contact with the edge 121 of the vertical frame 12a of the new three-way frame 12. Thereby, the clearance S between the landing doors 24R and 24L and the vertical frame 12a is sealed.

  As shown in FIG. 4, an elastically deformable plate-like smoke shielding member 16 is also attached to the gap S between the upper frame 12 b of the new three-way frame 12 and the left and right landing doors 24 </ b> R and 24 </ b> L. . The smoke shielding member 16 is fastened and fixed to the upper frame 12b of the new three-way frame 12 by using screws 26. The screws 26 are provided at a plurality of locations along the longitudinal direction of the upper frame 12b.

  The vicinity of the free end of the smoke shielding member 16 is always in press contact with the vicinity of the upper end of the landing doors 24R and 24L, and is in sliding contact with the surface of the door on the landing 2 side by opening and closing the landing doors 24R and 24L. That is, the smoke shielding member 16 also functions to fill and seal the gap S between the landing doors 24R and 24L and the upper frame 12b of the new three-way frame 12.

Hereinafter, a method of assembling the three-way frame assembly 10 having the above-described structure will be described with reference to FIGS. 1 to 4 and the conventional structure before the modification shown in FIG.
First, the existing landing doors 24R and 24L attached to the existing sill 22 shown in FIG. 5 are removed, and the existing sill 22 is peeled off from the floor of the landing 2. At this time, it is desirable to attach a piano wire for giving a construction standard in the hoistway 4 or draw a ruled line on the building frame before peeling off the existing sill 22. Since this piano wire and ruled line are prepared based on the existing sill 22 that has already been positioned and mounted in accordance with the gap S between the riding rod 6, it is possible to easily and reliably give a construction standard. . At this time, the smoke shielding member 16 is fastened and fixed to the rear end surface 241 in the closing direction of the removed landing doors 24R and 24L.

  After that, the additional sill 22 of the additional assembly 20 shown in FIG. 2 is placed on the step formed on the edge 2a on the hoistway 4 side of the landing 2 by peeling off the existing sill 22. Install. The smoke shielding member 16 described above is fastened and fixed to the upper frame 12b of the additional assembly 20. Since the additional assembly 20 is assembled in a frame shape as shown in FIG. 2, the additional assembly 20 is obliquely inserted into the hoistway 4 through the opening and then attached to the new sill 14 on the stepped portion. .

  At this time, the new sill 14 of the additional assembly 20 is installed on the stepped portion in accordance with the above-described construction standard (piano line or ruled line), and at the same time, the new three-sided frame 12 is mounted on the surface of the existing three-sided frame 1 on the hoistway 4 side. Affix to 1a with an adhesive. In this case, since the existing three-sided frame 1 is also a structure that has already been accurately positioned with respect to the building frame, by pasting the new three-sided frame 12 with the surface 1a of this existing three-sided frame 1 as a construction standard, The new three-way frame 12 can be positioned and attached reliably and easily.

  Finally, the landing doors 24R and 24L once attached to the rail 14a of the new sill 14 are attached. At this time, the rail 14a of the new sill 14 functions to move the landing doors 24R, 24L in a direction approaching the hoistway 4 side. Thereby, a space is created between the landing doors 24R, 24L and the existing three-way frame 1, and the new three-way frame 12 can be attached using this space.

  As described above, the additional assembly 20 is carried into each floor 2 in a pre-assembled state, and the additional assembly 20 is replaced with the existing sill 22 and attached, so that it has a smoke shielding function. The three-way frame assembly 10 can be constructed. In particular, in the present embodiment, since the existing three-way frame 1 is left as it is as a construction standard, the work load for positioning the additional assembly 20 can be greatly reduced. For example, in the above-described embodiment, piano lines and ruled lines for positioning the new sill 14 are provided, but by increasing the assembly accuracy of the additional assembly 20, these piano lines and ruled lines are not required. You can also

  Further, according to the above-described embodiment, when the three-side frame assembly 10 is constructed, there is no need to process the shape of the existing three-side frame 1 or the building frame, and the work at the site is simple and no skill is required. Therefore, installation work can be facilitated and construction time can be greatly shortened. As a result, it is possible to shorten the time for which the elevator operation is stopped for the construction, and it is possible to improve the convenience for the user.

  Note that the present invention is not limited to the above-described embodiment as it is, and can be embodied by modifying the constituent elements without departing from the scope of the invention in the implementation stage. Various inventions can be formed by appropriately combining a plurality of constituent elements disclosed in the above-described embodiments. For example, you may delete some components from all the components shown by embodiment mentioned above.

  For example, in the above-described embodiment, the case where the pre-assembled additional assembly 20 is brought into the site and attached integrally is described. However, the present invention is not limited to this, and the new sill 14 is replaced with the existing sill 2 and then newly installed. A three-way frame 12 may be attached. In this case, a piano wire or a ruled line prepared in advance can be used as the construction standard when attaching the new sill 14, and the surface 1a of the existing three-side frame 1 can be used as the construction standard when attaching the new three-way frame 12.

  In the above-described embodiment, the case where the smoke shielding member 16 is fastened and fixed to the existing landing doors 24R and 24L has been described. However, the present invention is not limited to this, and a new landing door is prepared and replaced. Also good.

  The present invention relates to a three-way frame assembly for adding a smoke shielding function between each floor of an elevator and a hoistway.

  DESCRIPTION OF SYMBOLS 1 ... Existing three-way frame, 2 ... Platform, 2a ... Edge of landing, 4 ... Hoistway, 6 ... Riding board, 10 ... Three-way frame assembly, 12 ... New three-way frame, 12a ... Vertical frame, 12b ... Upper frame, 14 ... New sill, 16 ... smoke barrier member, 20 ... additional assembly, 22 ... existing sill, 24R, 24L ... landing door, 25, 26 ... screw.

Claims (3)

An existing three-way frame provided between each hall and the hoistway;
A new sill that replaces the existing sill to move the existing landing door combined with this existing three-way frame closer to the hoistway;
A new three-sided frame placed in close contact with the existing three-sided frame in a space formed between the existing three-sided frame and the landing door by bringing the landing door closer to the hoistway by this new sill,
A smoke shielding member attached in contact with both the new three-side frame and the landing door so as to seal a gap between the new three-side frame and the closed landing door;
An elevator three-way frame assembly characterized by comprising:   2. The three-way frame assembly for an elevator according to claim 1, wherein the new three-way frame is attached by replacing an additional assembly in which the new three-way frame and the new sill are integrated in advance with the existing sill.   The elevator three-way frame assembly according to claim 2, wherein at least a part of the smoke shielding member is integrally attached to the additional assembly.

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