JP2012218895A - Jamb of elevator - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a jamb of an elevator including a structure of preventing a jamb from receiving a load in the perpendicular direction thereof resulting from the mischief or the like.SOLUTION: The jamb of the elevator includes a pair of side frames extending in the vertical direction and disposed on a landing doorway present between a hoistway and a landing, an upper frame 3 disposed between the upper part of the side frames to extend in the horizontal direction and including a protruding member protruded toward the hoistway, a header case 7 attached to the upper frame 3, and a shield body 11 attached to the upper frame 3 and having a slope plane tilting upward in the direction of the header case 7 from the end on the hoistway side of the protruding member.

Description

  Embodiments of the present invention relate to the structure of a three-way frame provided at an elevator hall.

  A three-way frame is provided at the elevator entrance / exit on each floor of the building. A landing door provided at the landing is installed to open and close the hoistway side of the three-way frame. In addition, a car door that goes up and down in the hoistway is provided with a car door. The car door is opened and closed by a driving force of a door motor provided in the car.

  When the car arrives at each floor, the engagement device provided on the car door engages with the interlocking mechanism of the landing door, and the car door and the landing door are interlocked and opened and closed by the driving force of the door motor. ing.

  Here, the three-way frame is composed of a horizontal frame and an upper frame, and each is fastened with a bolt or the like to form a gate shape.

  A header case is attached to the upper frame of the three-way frame via a reinforcing member. At this time, the reinforcing member and the upper frame are fixed at both ends in the major axis direction by fastening means such as rivets, screws, bolts and the like.

JP 2003-95563 A

  However, in the three-way frame of the elevator in the background art as described above, when a load in the vertical direction is applied to the upper frame due to mischief or the like, the central portion of the upper frame that is not fixed by the fastening means may be bent and deformed. there were.

  Then, embodiment of this invention aims at provision of the three-way frame of the elevator which suppresses that the load of a perpendicular direction is applied to a three-way frame by mischief etc.

  In order to achieve the above object, an elevator control device according to an embodiment of the present invention includes a pair of horizontal frames that are arranged apart from each other at a landing doorway between a hoistway and a landing and extend in the vertical direction. Provided so as to be directly connected between the upper parts of the pair of horizontal frames, an upper frame having a protruding part toward the hoistway side, a header case provided on the upper frame, and attached to the upper frame, And a shielding body having an inclined surface that inclines upward from the hoistway side end of the projecting portion toward the header case.

1 is a perspective view showing a hall according to a first embodiment of the present invention. It is a longitudinal cross-sectional view which shows the landing door opening / closing structure which concerns on the 1st Embodiment of this invention. (A) It is a perspective view which shows the shape of the upper frame and reinforcement material which concern on the 1st Embodiment of this invention. (B) It is a top view which shows the shape of the upper frame and reinforcement material which concern on the 1st Embodiment of this invention. It is a longitudinal cross-sectional view which shows the attachment structure of the shielding board which concerns on the 1st Embodiment of this invention. It is a perspective view which shows the structure of the shielding board which concerns on the 1st Embodiment of this invention. It is a figure which shows the attachment structure of the shield which is another structure of this invention. It is a longitudinal cross-sectional view which shows the attachment structure of the shielding board which concerns on the 2nd Embodiment of this invention. It is a perspective view which shows the structure of the shielding board which concerns on the 2nd Embodiment of this invention. It is a perspective view which shows the other structure of the shielding board which concerns on the 2nd Embodiment of this invention.

  Embodiments of the present invention will be described below with reference to the drawings.

(First embodiment)
FIG. 1 is a perspective view showing a hall according to the first embodiment of the present invention. FIG. 2 is a longitudinal sectional view showing the landing door opening / closing structure according to the first embodiment of the present invention.

  First, the configuration of the landing door will be described with reference to FIG.

  As shown in FIG. 1, a landing 1 provided on each floor of a building is composed of a horizontal frame 2 arranged so as to be opposed to the left and right and an upper frame 3 provided so as to connect the upper part of the horizontal frame 2. A three-way frame 4 is installed. The horizontal frame 2 and the upper frame 3 constituting the three-way frame 4 are connected and fixed by bolts or the like (not shown), and the three-way frame 4 has a substantially gate shape.

  A landing door 5 is installed so as to block the hoistway opening as viewed from the landing 1. The landing door 5 is arranged to be openable and closable so as to be surrounded by the three-way frame 4. The door opening / closing operation of the landing door 5 will be described with reference to FIG. In addition, the landing door 5 in this embodiment is demonstrated below as a 2 piece single door (2S).

  As shown in FIG. 2, a header case 7 is attached via a reinforcing member 6 attached to the upper surface of the upper frame 3. The shapes of the upper frame 3, the reinforcing member 6 and the header case 7 are not particularly limited, but in this embodiment, the upper frame 3 has a U-shape, and the horizontal frame 2 with the opening facing upward. It is fixed to. And the reinforcing material 6 fixed to the upper surface which is an opening part of this upper frame 3 is carrying out U shape, and is attached so that an opening part may face upwards. In the present embodiment, the height of the landing side end 3a is higher than the height of the car side end 3b for the upper frame 3, and the car side is higher than the height of the landing side for the reinforcing member 6. The height of the side is higher. As shown in FIG. 2, the header case 7 has a Z-shaped cross section, and an end portion 7 a of the header case 7 extending vertically downward is fixed to the reinforcing member 6. That is, the header case 7 is attached to the upper frame 3 via the reinforcing material 6.

  Here, as a fixing method of the upper frame 3 and the reinforcing material 6, a method in which the contact surface is bonded and fixed with an adhesive or the like, a rivet or the like near the end of the contact surface in the longitudinal direction between the upper frame 3 and the reinforcing material 6 is used. A method of fixing with screws, bolts, etc. can be considered. When fixing with rivets, screws, bolts or the like, the vicinity of the contact surface end in the door opening / closing direction between the upper frame 3 and the reinforcing member 6 is the fixing portion of the upper frame 3 and the reinforcing member 6, such as a bolt. This is to prevent the exposure of the design and the like so as not to damage the design. Further, the fixing between the reinforcing member 6 and the header case 7 is not particularly limited, but a method of fixing with an adhesive or the like, or a method of fixing with a rivet, a screw, a bolt, or the like is conceivable.

  The header case 7 is provided with a door rail 8. A hanger roller 10 provided on the door hanger 9 is disposed on the door rail 8 so as to be guided in the door opening / closing direction along the door rail 8, and the landing door 5 is suspended on the hanger roller 10. Here, the engaging portion of the car door provided on the passenger car (not shown) and the engaged portion provided on the landing door 5 are engaged, and in conjunction with the opening / closing operation of the car door, the landing door 5 is Open and close the door.

  Next, the three-way frame closing structure according to the present embodiment will be described with reference to FIGS. 3, 4, and 5. FIG. 3A is a perspective view showing the shapes of the upper frame and the reinforcing material according to the first embodiment of the present invention. FIG. 3B is a top view showing the shapes of the upper frame and the reinforcing material according to the first embodiment of the present invention. FIG. 4 is a longitudinal sectional view showing a shielding plate mounting structure according to the first embodiment of the present invention. FIG. 5 is a perspective view showing the configuration of the shielding plate according to the first embodiment of the present invention.

  First, FIG. 3 will be described. FIG. 3 shows a configuration in which the upper frame 3 and the reinforcing material 6 are viewed from the hoistway side. As shown in FIG. 3A, the shape of the upper frame 3 is a U-shaped shape as described above in terms of the cross-sectional shape viewed from the side surface in the longitudinal direction (x-axis direction in the drawing). Moreover, as shown in FIG.3 (b), when it sees from upper direction, a part of upper frame 3 is notched. A portion that is not a notch portion, that is, a protruding portion on the side having the notch portion and an end portion on the side opposite to the side having the notch portion have an L-shaped fold, thereby forming a U-shaped cross section. ing. That is, the longitudinal cross-sectional view seen from the notch portion side that does not have an L-shaped barb has an L-shaped cross-sectional shape. However, the shape of the upper frame 3 and the attachment position of the reinforcing member 6 are not limited thereto. For example, the cutout portion may have an L-shaped fold, and the reinforcing member 6 may be a book as long as the shielding plate 11 is attached between the header case 7 and the upper frame 3. You may fix to the location of the upper surface of the upper frame 3 different from the attachment location in embodiment.

  The protrusion T is provided on the upper frame 3 in the present embodiment when the passenger is looking up from the inside of the car or the hall 1 when the door is open, or from the hall 1 when the door is closed. This is to prevent the structure inside the header from being seen when the passenger looks up. More specifically, the high-speed door 5a, which is a two-piece single door, opens and closes in the vicinity of the protrusion T, and the low-speed door 5b opens and closes in the vicinity of the notch, as shown in FIG. When the door is opened, the landing door 5 is opened in the door housing portion direction A. When there is no protrusion T, the structure inside the header can be seen when looking up when the passenger gets on and off. Further, even when the door 1 is in the door-closed state, the structure inside the header can be seen when looking up, and in any case, it is not preferable in design. As shown in FIG. 3, a U-shaped reinforcing member 6 having a U-shaped cross section is attached to the upper surface of the upper frame 3.

  Next, the three-way frame of the elevator according to the present embodiment will be described with reference to FIGS.

  As shown in FIG. 4, a header case 7 is attached to the reinforcing member 6. A shielding plate 11 is attached between the upper frame 3 and the header case 7. As shown in FIG. 5, the shape of the shielding plate 11 is a substantially Z-shape in which adjacent surfaces have an obtuse angle. Specifically, one of the shielding plates 11 is fixed to the inside of the side surface of the upper frame 3 on the car side, and the other is fixed to the header case 7. The shielding plate 11 has an inclined surface so as to incline upward (upward to the left in the figure) from the direction of the upper frame 3 toward the header case 7, and the end on the side attached to the upper frame 3 side of the inclined surface The part extends vertically downward, and the end attached to the header case 7 is shaped to extend vertically upward. The method for fixing the shielding plate 11 includes fixing with bolts or adhesive fixing.

  As described above, the shielding plate 11 is attached so as to be inclined between the upper frame 3 and the header case 7, so that a passenger of the car hangs on the protruding portion T of the upper frame 3 when getting on and off. It is possible to prevent a vertical load from being applied to the protruding portion T of the upper frame 3 due to the above.

  Moreover, FIG. 6 is a figure which shows the attachment structure of the shield which is another structure of this invention. In the present embodiment, instead of the shielding plate 11 made of a plate as shown in the drawing, a shielding body 12 formed into a predetermined shape with a resin or the like may be used. In addition, the shielding body 12 is represented by the whole hatched part shown in FIG.

  Further, in the present embodiment, the shielding plate 11 is attached to the upper frame 3, but it may be attached to a curtain plate provided in the three-way frame.

(Second Embodiment)
Next, a second embodiment will be described.

  FIG. 7 is a longitudinal sectional view showing a mounting structure of a shielding plate according to the second embodiment of the present invention. FIG. 8 is a perspective view showing the configuration of the shielding plate according to the second embodiment of the present invention. FIG. 9 is a perspective view showing another configuration of the shielding plate according to the second embodiment of the present invention.

  The characteristic of 2nd Embodiment has the installation positioning yesterday of the header case 7 in a shielding board. In addition, it is the same that the shielding plate is provided to be inclined between the upper frame 3 and the header case 7. This will be specifically described below.

  As shown in FIG. 7, a shielding plate 13 having a header case positioning function is attached between the upper frame 3 and the header case 7. One end of the shielding plate 13 is fixed inside the car side surface of the upper frame 3, and the other is fixed to the header case 7. In addition, the fixing portion of the shielding plate 13 has a bolt hole for bolt fixing (not shown) together with the upper frame 3, the reinforcing member 6 and the header case 7. As shown in FIG. 8, the shielding plate 13 according to the present embodiment has a support for supporting the header case 7 so that the height positions of the bolt holes coincide when fixed to the header case 7 side. The part is formed. The support portion is bent in the vertical downward direction from the end of the inclined surface of the shielding plate 13 toward the lower portion of the header case 7 so as to support the lower portion of the header case 7, and further in the horizontal direction. It is the structure which can be bent.

  Therefore, with the above-described configuration, the shielding plate 13 according to the present embodiment is attached so as to be inclined between the upper frame 3 and the header case 7, so that passengers in the car can get on and off. In addition to preventing a vertical load on the protruding portion T of the upper frame 3 due to mischief or the like, workability is improved when the worker attaches the header case 7 to the upper frame 3. It has a configuration. That is, conventionally, the header case 7 is fixed with bolts or the like while being supported by a hand so as to be in an optimal position. However, according to the shielding plate 13 according to this embodiment, the shielding plate 13 itself holds the header case 7. Since it becomes the structure supported in the optimal location, an operator's workability | operativity will improve.

  Moreover, as a structure of the shielding board 13 which has a header case positioning function, it is not restricted to the form mentioned above, For example, it is also possible to set it as a structure as shown in FIG. That is, as shown in FIG. 9, in the shape of the shielding plate 11 described in the first embodiment, the shielding plate 15 having a shape in which the notch portion 14 is provided on the surface fixed to the header case 7 is also possible. is there. Thereby, the shielding board 15 can be set as the structure which supports the axial part of the volt | bolt attached to the reinforcing material 6 or the header case 7. FIG. That is, when the worker attaches the header case 7, the header case 7 can be easily positioned by fitting the bolts previously attached to the header case 7 into the notches 14.

  Moreover, in this embodiment, it is good also as what obtains the same effect using the shielding body shape | molded with resin etc. which were demonstrated in 1st Embodiment instead of board | plate materials like the shielding plates 13 and 14. FIG.

DESCRIPTION OF SYMBOLS 1 ... Platform 2 ... Horizontal frame 3 ... Upper frame 4 ... Three-sided frame 5 ... Platform door 6 ... Reinforcement material 7 ... Header case 8 ... Door rail 9 ... Door hanger 10 ... Hanger rollers 11, 13, 15 ... Shield plate 12 ... Shield 14 ... Notch

Claims (4)

A pair of horizontal frames that are spaced apart from each other at a landing entrance between the hoistway and the landing and extend in the vertical direction;
An upper frame provided so as to be directly connected between the upper portions of the pair of horizontal frames, and having a protrusion toward the hoistway side;
A header case provided on the upper frame;
A shield that is attached to the upper frame and has an inclined surface that inclines upward from the hoistway side end of the protrusion toward the header case;
An elevator three-way frame characterized by comprising:   The three-way frame for an elevator according to claim 1, wherein the shield includes a support portion for positioning the header case.   The support portion is configured to be bent vertically downward from a header case side end portion of the inclined surface toward the header case lower portion and bent in a horizontal direction so as to support the header case lower portion. The three-way frame of the elevator according to claim 2.   The support portion has a configuration in which at least one notch portion is formed on a bent surface formed by being bent at a predetermined height upward along the header case from the header case side end portion of the inclined surface. The three-way frame of the elevator according to claim 2, wherein the elevator is a three-way frame.

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