JP2005247447A - Jamb of elevator - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a jamb of an elevator to be installed in such a way as secured only to the floor structure of a hall storey. <P>SOLUTION: The jamb of the elevator is composed of a left 2 and a right vertical frame 3 having vertical reinforcing beams 21 and 31 stretching long in the vertical direction and a coupling member 4 set over between the bottoms of the left and right beams 21 and 31. The jamb is embodied in a stable frame structure in which an upper frame 1 and the coupling member 4 are coupled fast with the tops and bottoms of the left 2 and right vertical frames 3 and can be installed on the hall floor only by installing the coupling member 4 fast to a step 5a on the floor structure 5 of the hall storey. Accordingly no mounting member should necessarily be installed in the area to the side wall, ceiling, etc. of the hall storey, so that it assures a fine appearance and is favorably applied to a building offering good prospect by fitting glass plates to the external walls. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to improvement of a three-way frame of an elevator.

  Among the buildings where elevators are installed, there are also open buildings where the outer walls are made of tempered glass plates, and the outside of the building can be viewed widely.

  The elevator floors of buildings with an outer wall made of glass plates that emphasize openness are often high from the floor to the ceiling, and the side up to the ceiling on the three-way frame of the elevator that forms the landing doorway The wall surface is often formed of a glass plate that allows the outside to be seen, like the left and right side walls.

  In addition, in the elevator of the building that considers the view from the landing floor, the elevator to be installed will be a view type according to the see-through specification of the building itself, the landing door, the hoistway and the car itself are also on the side wall Many glass windows are fitted.

  In this way, in buildings aiming for a good view from the floor, not only the left and right side walls of the elevator entrance and exit, but also the upper side walls are often made of glass plates, but usually made of glass plates Unlike the concrete side wall, the side wall does not have an effective means for supporting and fixing the three-way frame of the elevator.

  Therefore, on the elevator floor of a conventional elevator, a steel frame for fixing the three-sided frame is fixed between the floor and the ceiling, and each decorative plate constituting the vertical frame and the upper frame of the three-sided frame is attached and fixed to the steel frame. Structure is adopted.

  To attach the three-sided frame to the steel frame standing between the floor and the ceiling of the landing floor, attach the three-sided frame that has been carried in later to the steel frame that has been fixed between the floor and the ceiling. In a manufacturing site such as a factory, there is a method in which a decorative plate or the like is previously assembled and fixed to a steel frame, and a steel frame incorporating the decorative plate or the like is fixed to a floor and a ceiling in a landing floor site.

  As in the former case, when a three-sided decorative panel is installed on the steel frame between the floor and the ceiling, the steel frame penetrates the three-sided frame, so the shape of the protruding steel frame at the installation site The cutting work etc. of the decorative board etc. matched to is performed.

  As described above, when the elevator's entrance / exit walls are made of flat glass and the elevator's three-way frame is installed in a building with a good view, the three-way frame stands between the floor of the entrance / exit hall and the ceiling. It is attached to the installed steel frame.

  However, when a three-sided frame is attached to the steel frame passed between the floor and the ceiling, the steel frame is exposed between the three-sided frame and the high ceiling, which impairs the aesthetics and scenery, and improvements have been desired.

  Therefore, the present invention is configured in three ways in the elevator entrance / exit where the outer wall of the building is composed of a glass plate with good visibility, and the side wall surface from the entrance / exit to the ceiling is also composed of a glass plate etc. as well as the left and right side walls. An object of the present invention is to provide a three-way frame for an elevator that does not expose a steel frame or the like for supporting and fixing the frame, and can provide a good aesthetic appearance or a view.

  The three-way frame of the elevator of the present invention is a left and right vertical frame having a longitudinal reinforcing beam elongated in the vertical direction, and an upper frame having an upper reinforcing beam fixed between the vertical reinforcing beams of the left and right vertical frames, And connecting members connected to the lower ends of the vertical reinforcing beams of the left and right vertical frames.

  Thus, according to the three-way frame of the elevator of the present invention, the upper frame is provided with the upper reinforcing beam, the left and right vertical frames are provided with the vertical reinforcing beam, and the connecting member is connected between the lower ends of the vertical reinforcing beams. Therefore, the three-way frame can be stabilized by attaching and fixing the connecting member portion to the landing floor structure.

  Therefore, unlike the prior art, the steel frame erected between the floor and the ceiling is not exposed above the three-way frame, and an elevator hall entrance / exit having an excellent aesthetics and a good view can be configured.

  Hereinafter, an embodiment of a three-way frame of an elevator according to the present invention will be described in detail with reference to FIGS.

  FIG. 1 is a front view showing an embodiment of a three-way frame of an elevator according to the present invention installed on a floor structure of a landing floor of an elevator, and FIG. 2 is a cross-sectional view taken along arrow X1-X1 in FIG. FIG. 3 is a front view in FIG. 1 as seen from the position of the YY line in FIG.

  As shown in the front view of FIG. 3, the three-way frame of the elevator of this embodiment shown in FIGS. 1 to 3 includes the upper frame 1, the left and right vertical frames 2, 3, and the vertical frames 2, 3. It is comprised by the connection member 4 connected so that it might pass between lower end parts.

  Each of the upper frame 1 and the left and right vertical frames 2 and 3 has an upper reinforcing beam 11 and vertical reinforcing beams 21 and 31 each made of a plate-shaped steel frame. It is configured to be connected between the longitudinal reinforcing beams 21 and 31. Since the left and right vertical reinforcing beams 21 and 31 are longer in the vertical direction than the upper reinforcing beam 11, they are formed by joining a plurality of pieces in the vertical direction instead of a single steel plate. May be.

  1 to 3 show a state where the three-way frame is positioned upright on the floor structure 5 in which the stepped portion 5a is formed by opening and digging down toward the hoistway side on the elevator landing floor.

  First, the structure of the upper frame 1 and the left and right vertical frames 2 and 3 will be described.

  4 is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 5 is an enlarged view of a main part of the upper frame in FIG.

  As shown in FIG. 5, a frame-shaped decorative plate 12 is detachably attached to the upper reinforcing beam 11 so as to surround the upper reinforcing beam 11 having an L-shaped cross section.

  The decorative plate 12 is composed of two facing decorative plate pieces 12a and 12b. These decorative plate pieces 12a and 12b sandwich the upper reinforcing beam 11 from above and below, and sandwich the nut 12c and the like through a plurality of brackets 12e. It is attached and fixed to the upper reinforcing beam 11 with screws 12d.

  In FIG. 5, the bracket 12e is pre-attached to the upper reinforcing beam 11 side by welding or bolts, and a mounting bolt is embedded in the lower decorative plate piece 12a in advance. The bolt passes through the bracket 12e, and the nut 12c inserted from the through hole provided in the upper reinforcing beam 11 is fitted, and the decorative board piece 12a is attached.

  A header case 6 is attached and fixed to the upper reinforcing beam 11, and the landing door 7 is suspended from the header case 6.

  4 and 5, the glass plate 8 constituting the side wall of the landing floor is approaching the upper frame 1, and an insertion groove for receiving the lower edge is formed above the upper frame 1. The edge receiving member 8a is attached to the decorative board piece 12b by adhesion or the like. The edge receiving member 8a may be attached to the glass plate 8 side.

  FIG. 6 is an enlarged view of a main part showing the landing door sill 7a attached to the lower end of the vertical reinforcing beam 21 of the vertical frame 2 in FIG. In FIG. 6, a part of the lower part is shown by cutting away a cross-sectional view of the arrow direction from the A1-A1 line located further to the left from the AA line in FIG.

  As shown in FIG. 6, the threshold 7a for guiding the landing door 7 is attached to the lower end of the vertical reinforcing beam 21 connected to the lower end of the vertical reinforcing beam 21 via a bracket 7b.

  As shown in FIGS. 4 and 6, the detailed structure will be described later, but a connecting member 4 connected to the longitudinal reinforcing beam 21 is mounted on a step 51 a of the floor structure 5, and The state where it is placed via the receiving member 52 is shown.

  Next, the structure of the left vertical frame 2 will be described with reference to FIG. 7 showing an enlarged cross section taken along the line X2-X2 in FIG.

  As shown in FIG. 7, the vertical frame 2 is wide in the front-rear direction, and has a vertical reinforcing beam 21 having a flange at the front (front) side and back (rear) side ends, and a decorative plate 22 surrounding the vertical reinforcing beam 21. The decorative plate 22 is configured by fitting two opposing frame-shaped decorative plate pieces 22a and 22b from the left and right.

  The decorative plate pieces 22a and 22b are attached and fixed to the vertical reinforcing beam 21 by tightening the bracket 22e that is bonded and fixed to the decorative plate piece 22a or the bracket 22e that is bolted to the vertical reinforcing beam 21 side with bolts 22c and screws 22d. Is done.

FIG. 7 shows that a nut for fitting a bolt 22c is attached in advance to the bracket 22e attached to the decorative plate piece 12a.

  FIG. 7 shows the structure of the left vertical frame 2, but the right vertical frame 3 having a symmetric shape is similarly configured.

  The structure of the upper frame 1 and the left and right vertical frames 2 and 3 has been described above. The upper reinforcing beam 11 is provided between the upper frame 1 and the left and right vertical frames 2 and 3 at the end portions of the left and right vertical frames. The upper ends of the reinforcing beams 21 and 31 are fixedly connected.

  That is, FIG. 8 is an exploded perspective view of a connecting portion between the vertical reinforcing beam 31 of the right vertical frame 3 and the upper reinforcing beam 11 of the upper frame 1. The orthogonal upper reinforcing beam 11 and the vertical reinforcing beam are orthogonal to each other. 31 is connected via an L-shaped bracket 33 which is fastened and fixed by bolts 33a and nuts 33b. The vertical reinforcing beam 21 of the left vertical frame 2 and the upper reinforcing beam 11 of the upper frame 1 are similarly connected.

  In any case, the three-way frame of the elevator of this embodiment is such that the upper frame 1 and the left and right vertical frames 2 and 3 are both fitted with the two decorative plate pieces through the brackets, while being fitted with nuts and bolts. Since it is attached and fixed, it is easy to remove and replace the decorative board.

  Next, the structure of the connecting member 4 connected between the lower ends of the left and right vertical reinforcing beams 21 and 31 and the connecting member 4 are positioned on the floor structure 5 on the landing floor, so that the three-sided frame has a floor structure. A state of being installed on the body 5 will be described with reference to FIGS. 1 to 4.

  That is, as shown in FIGS. 2 to 4, the connecting member 4 is located at the front and rear positions of the lower ends of the longitudinal reinforcing beams 21 and 31 and is fixed to the longitudinal reinforcing beams 21 and 31, respectively. The first connector 41a, 41b, 42a, 42b, and the same box-like and larger second connector that is connected and fixed to the left and right first connectors 41a, 41b, 42a, 42b. 43.

  Although the concrete connection between the 1st coupling tool 41a, 41b, 42a, 42b and the vertical reinforcement beams 21 and 31 is not abbreviate | omitted, it is connected and fixed by welding or bolting. In addition, the rear first connector 41b, 42b and the second connector 43 are each provided with a single first connector 41b, 42b in order to ensure the mechanical strength. The second connector 43 is provided with a plurality of bars (two in each of the vertical and horizontal directions) in a lattice shape.

  The first connector 41a, 41b, 42a, 42b and the second connector 43 are formed by a fastener 43a comprising a combination of a bolt and a nut inserted between the box-shaped side walls facing each other through the through hole. Connected. In this embodiment, as shown in FIG. 2, there are two fasteners 43a between each of the first couplers 41a, 41b, 42a, 42b and the second coupler 43, for a total of eight fasteners 43a. It is connected.

  In addition, in the connection by each fastener 43a, the height of the first connector 41a, 41b, 42a, 42b side between the first connector 41a, 41b, 42a, 42b and the second connector 43 is provided. One of the through holes is formed in a vertically long shape so that it can be fixed while adjusting the position appropriately.

  Therefore, as shown in FIG. 3, the box-shaped first coupling tools 41b and 42b located in the rear are relatively shallow in depth, and the central second coupling tool 43 coupled thereto is deeper. It is comprised in a box shape, and it is comprised so that the bottom face height position of the 1st connection tool 41b and 42b may be located higher than the height position of the bottom face of the 2nd connection tool 43. FIG. The same applies to the first connection tools 41 a and 42 a on the near side and the second connection tool 43.

  Thus, the connection member 4 constituted by the first connection tools 41a, 41b, 42a, 42b and the second connection tool 43 is connected to the left and right vertical reinforcing beams 21, 31 at the left and right ends, respectively. Since the left and right vertical reinforcing beams 21 and 31 are connected and fixed to the upper reinforcing beam 11 at the upper end portion, the three-way frame of this embodiment forms a stable rectangular frame.

  The depth of the step portion 5a of the floor structure 5 on the landing floor where the three-way frame is installed is such that the surface of the landing door sill 7a attached to the three-way frame is set on the floor structure 5 when the three-way frame is installed. It is configured in a dimensional shape having a height substantially coinciding with the landing floor surface 5b.

  In order to explain the installation state of the three-way frame floor structure 5 to the step portion 5a, the flat bottom portion of the step portion 5a of the floor structure 5 is previously oriented upward as shown in FIGS. A plurality of anchor bolts 51a are driven, and a flat iron base (plate) 51 is fixedly attached to the anchor bolts 51a.

  As shown in FIGS. 2 to 4, a plurality of fixing bolts 51 b facing upward are embedded and fixed in advance on the base 51 itself, and a box-shaped receptacle placed on the base 51. The second coupling tool 43 of the coupling member 4 placed on the member 52 and the receiving member 52 is penetrated, and the second coupling tool 43 of the receiving member 52 and the coupling member 4 is commonly tightened by fitting the nut 51c. Fixed.

  The second connector 43 is fixed to the base 51 together with the receiving member 52 by tightening the nut 51c. However, the second connector 43 can be moved and adjusted in the front-rear and left-right directions while the nut 51c is loosened. Accordingly, the through hole of the fixing bolt 51b formed in the second connector 43 is formed to have a size that can be adjusted.

  In this embodiment, the fixing bolt 51 b into which the nut 51 c is fitted is embedded in the base 51 in advance, and the connecting member 4 (second connecting tool 43) is fixed together with the receiving member 52. However, the receiving member 52 is fixed to the base 51 in advance, and the connecting member 4 (second connecting tool 43) moves relative to the receiving member 52 fixed to the base 51. And may be configured to be fixed after the position adjustment.

  Next, the three-way frame having the above-described configuration installed on the floor structure 5 is inclined in the horizontal direction and the height position, and further in the front-rear and left-right directions by adjusting the pushing of the bolts or the like with respect to the connecting member 4 The manner in which the angle and the like are adjusted will be described.

  First, as shown in FIGS. 2 and 3, jack-up bolts 44 are respectively attached to the bottom plates of the first couplers 41 a, 41 b, 42 a, 42 b vertically downward. A block-shaped pedestal 52 a for receiving the lower end of the jack-up bolt 44 is welded in advance on the receiving member 52 located immediately below the receiving member 52.

  Therefore, in the state where the fastener 43a is loosened, by adjusting the height position by the jack-up bolts 44, the left and right vertical reinforcing beams 21, 31 connected to the first connecting members 41a, 41b, 42a, 42b The height positions at two locations in the front-rear direction are adjusted.

  Accordingly, the three-way frame installed on the landing floor is adjusted so that the height position thereof can be adjusted with high accuracy and an appropriate posture can be obtained without tilting back and forth and left and right.

  In addition, when adjusting the height position with the jack-up bolt 44, if a gap is generated between the receiving member 52 and the receiving member 52, a shim or the like may be appropriately inserted and adjusted on the receiving base 52a.

  Next, as shown in the plan view of FIG. 2 and the like, in the receiving member 52 on which the connecting member 4 having a box shape as a whole is placed, a plurality of front side (front side) and left and right side walls are provided. The first adjustment bolts 52 b are inserted toward the connection member 4, and are attached so that the tips of the first adjustment bolts 52 b can come into contact with the outer wall surface of the connection member 4. In addition, a second adjustment bolt 52c penetrates between the front (front side) side wall of the receiving member 52 and the same front (front side) side wall of the connecting member 4 substantially parallel thereto. Has been handed over.

  Therefore, as can be seen from FIG. 2, in the state where the nut 51c is loosened, the left / right position adjustment of the connecting member 4 is performed by adjusting the screwing of the plurality of first adjustment bolts 52b attached to the left and right.

  Similarly, the position adjustment of the connecting member 4 in the front-rear direction with respect to the receiving member 52 is performed by adjusting the pushing of the first adjusting bolt 52 b attached to the front side wall of the receiving member 52 and between the receiving member 52 and the connecting member 4. This is performed by adjusting the nut position of the second adjusting bolt 52c having a spacing function.

  In this way, the three-side frame is stably fixed to the landing floor by fastening the nut 51c and the fastener 43a after adjusting the height position of the three-side frame and the horizontal plane relative to the landing floor.

  As described above, the connecting member 4 can separate the first and second connecting members, and the first connecting members 41a, 41b, 42a, and 42b may also be provided with the left and right longitudinal reinforcing beams 21 depending on circumstances. , 31 can be removed.

  Therefore, for example, it is also possible to install the connecting member 4 on the receiving member 52 in advance, and attach and fix the vertical frames 2 and 3 to which the upper frame 1 is connected and fixed to the installed connecting member 4.

  However, while high installation dimensional accuracy is required, the three-way frame itself may have a considerable weight, and depending on the handling in the installation work, the three-side frame itself may be deformed or distorted.

  Therefore, in order to efficiently perform the installation work of the three-way frame without causing distortion or deformation in the three-way frame, the connecting member 4 is attached to the left and right vertical reinforcing beams 21 and 31 in advance prior to installation to the floor structure 5. After fixing in advance and forming a solid rectangular frame, it is placed on the receiving member 52 on the floor structure 5 and, as described above, loosening the fasteners 43a and nuts 51c while appropriately adjusting the height position and It is desirable to finely adjust the front / rear / left / right position adjustment.

  In addition, after the three-way frame is properly positioned and installed on the step portion 5a of the floor structure 5, the step portion 5a is embedded by pouring ready-mixed concrete to form a predetermined floor surface 5b height. .

  In any case, as described above, according to the three-way frame of the elevator of this embodiment, the upper frame is provided with the upper reinforcing beam, the left and right vertical frames are provided with the vertical reinforcing beam, and the lower ends of the vertical reinforcing beams. Since the connecting member is connected and fixed in between, the shape and structure are stable, and it can be installed on the landing floor by installing the connecting member part on the landing floor structure, so it is conventional between the floor of the landing floor and the ceiling There is an advantage that it is not necessary to attach a steel frame for attaching the three-way frame.

  Therefore, it is not necessary to allow the steel frame to protrude between the upper frame of the three-way frame and the ceiling, and an elevator entrance / exit with good aesthetics and good view can be formed.

It is the front view which showed one Example of the three-way frame of the elevator by this invention installed in the landing doorway. It is the top view which looked at the arrow direction from the X1-X1 line | wire of the three-way frame shown in FIG. It is the front view of the three-way frame shown in FIG. 1 which looked at the arrow direction from the YY line of the three-way frame shown in FIG. It is the right view which looked at the arrow direction from the AA line of the three-way frame shown in FIG. It is an expanded sectional view of the upper frame part of the three-way frame shown in FIG. It is an expanded sectional view of the upper frame part which showed the attachment part of the landing sill of the three-way frame shown in FIG. It is the enlarged plan view of the vertical frame which looked at the arrow direction from the X2-X2 line | wire of the three-way frame shown in FIG. It is the disassembled perspective view which showed the connection structure of the upper frame of a three-way frame shown in FIG. 1, and a vertical frame.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Upper frame 2 Left vertical frame 21 Vertical reinforcement beam 22 Decorative plate 3 Right vertical frame 31 Vertical reinforced beam 32 Decorative plate 4 Connection member 41a, 41b 1st connection tool 42a, 42b 2nd connection tool 43 3rd connection tool 43a fastener 5 floor structure 5a step 51 base 52 receiving member 6 bedder case 7 landing door 7a landing door sill

Claims (7)

Left and right vertical frames having longitudinal reinforcing beams elongated in the vertical direction;
An upper frame having upper reinforcing beams fixed between the vertical reinforcing beams of the left and right vertical frames;
A three-way frame for an elevator, comprising: a connecting member that is connected to the lower ends of the vertical reinforcing beams of the left and right vertical frames.   The said connection member is mounted in the box-shaped receiving member fixed to the floor structure of the elevator doorway of an elevator, It was comprised so that fixing to the said floor structure was possible. Three-way frame of the elevator.   The three-way frame of an elevator according to claim 2, wherein the connecting member is configured to be able to adjust a distance between each longitudinal reinforcing beam and the receiving member.   The three-way frame of an elevator according to claim 2 or 3, wherein the connecting member is configured to be able to adjust a corresponding position with the receiving member in the front-rear and left-right directions.   5. The reinforcing beam according to any one of claims 1 to 4, wherein a decorative plate is detachably attached to at least one of the longitudinal reinforcing beams or the upper reinforcing beams. Three-way frame of the elevator.   The three-way frame for an elevator according to any one of claims 1 to 5, wherein each vertical reinforcing beam has a landing door sill attached thereto and fixed thereto. The three-way frame for an elevator according to any one of claims 1 to 6, wherein a header case is attached and fixed to the upper reinforcing beam.

Images