WO2016063333A1 - エレベータ装置 - Google Patents
エレベータ装置 Download PDFInfo
- Publication number
- WO2016063333A1 WO2016063333A1 PCT/JP2014/077857 JP2014077857W WO2016063333A1 WO 2016063333 A1 WO2016063333 A1 WO 2016063333A1 JP 2014077857 W JP2014077857 W JP 2014077857W WO 2016063333 A1 WO2016063333 A1 WO 2016063333A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- opening
- door
- receiving member
- closing door
- material receiving
- Prior art date
Links
- 239000000463 material Substances 0.000 claims description 208
- 230000005855 radiation Effects 0.000 claims description 36
- 239000011810 insulating material Substances 0.000 claims description 26
- 229920003002 synthetic resin Polymers 0.000 claims description 5
- 239000000057 synthetic resin Substances 0.000 claims description 5
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000011359 shock absorbing material Substances 0.000 abstract description 7
- 239000006096 absorbing agent Substances 0.000 description 5
- 230000035939 shock Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920006311 Urethane elastomer Polymers 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
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- 230000001629 suppression Effects 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/30—Constructional features of doors or gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/06—Door or gate operation of sliding doors
- B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/104—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for elevators
Definitions
- the present invention relates to an elevator apparatus that conveys passengers and luggage, and more particularly to an elevator apparatus that includes a landing door provided at an elevator hall.
- Entry / exit doors for passengers to enter and exit are provided at the entrance / exit of the elevator hall of the elevator system.
- this open / close door is installed with two doors overlapped.
- When closing the open / close door one door is moved until it comes into contact with the closing side end face of the doorway, and the other door is moved to a half position. To block.
- opening the opening / closing door one door and the other door are moved to the opening side end face of the doorway, and in this state, the doorway and the other door are overlapped with each other to fully open the doorway.
- Such an open / close door is referred to as a double door single door open / close door.
- the door when a building fires, the door is configured to be fully closed in order to prevent flames and hot air from entering the hoistway, but the gap between the building and the door It is conceivable that flames and hot air enter the hoistway. And the flame and hot air which penetrate
- the hanger rail extends along the moving direction of the door, and is fixed to the upper side of the hall entrance of the building hoistway with bolts. And the hanger roller provided in the door hanger fixed to the opening-and-closing door rolls on the rail formed in the upper side of this hanger rail, and moves an opening-and-closing door smoothly.
- a cushioning material made of synthetic resin such as urethane resin or nylon resin is provided on the rolling surface of this hanger roller, reducing the impact between the hanger roller and the rail surface of the hanger rail, and moving the door It is set as the structure which suppresses the movement sound and vibration accompanying a.
- this cushioning material is made of a synthetic resin, it may be melted by a flame or hot air, and the melted cushioning material falls into the hoistway as it is. In this case, if the car is on the lower side, the buffer material melted in the car may fall and catch fire. Even if there is no car, it may catch fire in the hoistway. For this reason, a countermeasure is required so that the melted cushioning material does not fall into the hoistway.
- Patent Document 1 discloses a hanger rail that hangs an open / close door, a pocket that fixes the hanger rail, a door hanger that is fixed to the top of the open / close door and suspends the open / close door on the hanger rail, and a hanger rail that is rotatably provided on the door hanger.
- a trapezoidal member that receives the melted cushioning material and flows the melted cushioning material toward the center of the door is provided.
- the melted cushioning material is received by the bowl-shaped member and flows into the center of the opening / closing door, thereby preventing the melted cushioning material from falling into the hoistway.
- the cushioning material of the melted hanger roller is received by the flange member, and the melted cushioning material is collected in the center of the door and flows toward the landing side. Therefore, it may fall to the entrance / exit upper frame which forms the hall entrance / exit of a building. Since the entrance / exit upper frame is located above the landing entrance / exit, the temperature is likely to rise due to a flame or hot air, and may become high until the ignition point of the cushioning material is exceeded.
- the shock-absorbing buffer material may ignite at the entrance / exit upper frame, and the ignition on the entrance / exit upper frame may cause a fire in the hoistway. Therefore, it is desired to improve the fire resistance by suppressing the melted buffer material from falling on the upper entrance / exit frame.
- An object of the present invention is to provide an elevator apparatus equipped with a novel opening / closing door having excellent fire resistance.
- a feature of the present invention is that a buffer material receiving member that extends along the moving direction of the hanger roller is disposed between the upper side of the entrance / exit upper frame and the hanger roller, and receives the melted buffer material by the buffer material receiving member. The melted cushioning material is prevented from falling onto the hot entrance / exit upper frame.
- the buffer material that has been melted by the buffer material receiving member can be received, and the melted buffer material can be prevented from falling onto the hot entrance / exit frame. According to this, there is less risk of ignition of the buffer material melted in the hoistway, and an open / close door with excellent fire resistance can be provided.
- FIG. 3 is a cross-sectional view of the elevator apparatus taken along the line AA in FIG. 2.
- FIG. 3 is a cross-sectional view of the elevator apparatus taken along the line BB in FIG. 2.
- FIG. 5 is a cross-sectional view of an elevator apparatus in which an elevator apparatus according to a second embodiment of the present invention is cut from the BB cross section in the same manner as FIG.
- FIG. 5 is a cross-sectional view of an elevator apparatus in which an elevator apparatus according to a third embodiment of the present invention is sectioned from the BB section in the same manner as in FIG. 4.
- FIG. 1 is a view of an upper part of a two-door single-opening opening / closing door according to the first embodiment of the present invention as seen from the side
- FIG. 2 is a view of the opening / closing door shown in FIG. 3 is a view as seen from the AA cross section of FIG. 2
- FIG. 4 is a view as seen from the BB cross section of FIG.
- the first opening / closing door 1a and the second opening / closing door 1b provided at the landing doorway are moved to the maximum closed position in the closed state to close the landing doorway, and in the opened state
- the doors move to the maximum open position and the doors overlap each other.
- the first opening / closing door 1a and the second opening / closing door 1b are opened toward the right side indicated by the arrow O in FIG. 2 and closed toward the left side as indicated by the arrow C in FIG.
- the 2nd opening / closing door 1b is located in the near side (landing hall side) from the 1st opening / closing door 1a.
- door hangers 2a, 2b are fixed to the upper ends of the first opening / closing door 1a and the second opening / closing door 1b by a method such as bolts or welding.
- these door hangers 2a and 2b are suspended on hanger rails 4a and 4b extending along the moving direction of the doors 1a and 1b inside the hoistway 8.
- the hanger rails 4a and 4b are fixed to a pocket 3 fixedly arranged on the hoistway 8 side.
- the hanger rails 4a and 4b have different distances from the wall surface of the hoistway 8 corresponding to the arrangement relationship of the first opening / closing door 1a and the second opening / closing door 1b, and are positioned in accordance with a hanger roller described later.
- the pocket 3 is fixed by brackets 7 a, 7 b, 7 c and bolts 20, and the brackets 7 a, 7 b, 7 c are fixed to the inner wall surface of the hoistway 8 by bolts 21.
- a door closing side vertical frame 11 and a door opening side vertical frame 12 forming a landing doorway, and doorway upper frames 10a and 10b connecting these doorways. And are fixed to the inner wall surface of the hoistway 8 with bolts 22.
- the entrance / exit upper frame 10a extends to the vicinity of the first opening / closing door 1a.
- the entrance / exit upper frame 10b extends to the vicinity of the second opening / closing door 1b.
- the landing side surfaces of the entrance / exit upper frame 10a and the entrance / exit upper frame 10b are aligned on the same plane (the same plane), and the appearance is improved.
- the entrance / exit upper frame 10a and the entrance / exit upper frame 10b may be integrally formed.
- the first opening / closing door 1a rolls on the hanger rail 4a by two hanger rollers 5a and 5b provided on the door hanger 2a and is prevented from moving upward by the swing rollers 6a and 6b.
- It is configured as follows. That is, the hanger rollers 5a and 5b are located between the door hanger 2a and the inner wall surface of the hoistway 8, and are located directly above the hanger rail 4a. Further, the anti-roll rollers 6a and 6b are located between the door hanger 2a and the inner wall surface of the hoistway 8, and are located directly below the hanger rail 4a. Therefore, the hanger rail 4a is sandwiched between the hanger rollers 5a and 5b and the anti-roll rollers 6a and 6b.
- Such a configuration is the same for the second opening / closing door 1b.
- the second opening / closing door 1b rolls on the hanger rail 4b by two hanger rollers 5c, 5d provided on the door hanger 2b, and also has a swinging roller 6c. , 6d is restrained from moving upward and cannot be dropped off.
- the hanger rollers 5c and 5d are located between the door hanger 2b and the inner wall surface of the hoistway 8, and are located directly above the hanger rail 4b.
- the swing rollers 6c and 6d are located between the door hanger 2b and the inner wall surface of the hoistway 8, and are located directly below the hanger rail 4b. Therefore, the hanger rail 4b is sandwiched between the hanger rollers 5c and 5d and the anti-roll rollers 6c and 6d.
- the hanger rollers 5a, 5b, 5c, and 5d are provided with cushioning material 13 made of a synthetic resin such as urethane rubber on the outer periphery, and the hanger rollers 5a, 5b, 5c, and 5d and the rail surfaces of the hanger rails 4a and 4b. It is set as the structure which relieves the impact between and suppresses the movement sound and vibration accompanying the movement of the 1st door 1a and the 2nd door 1b.
- the frame 12 is exposed to a fire flame or hot air, and further, heat is transmitted by radiation.
- the heated air flows in as a hot air from the clearance gap between the entrance upper frames 10a and 10b, the 1st opening / closing door 1a, and the 2nd opening / closing door 1b, and the above-mentioned.
- the temperature of the open / close mechanism members of the open / close doors 1a, 1b is increased.
- the constituent members and opening / closing mechanism members of the open / close doors 1a and 1b are made of a metal material such as a steel plate, so they are not ignited or burned by hot air, but the cushioning material provided on the hanger rollers 5a, 5b, 5c and 5d Since No. 13 is made of a synthetic resin, it has a relatively low melting point and has a characteristic of melting, igniting and burning.
- the entrance / exit upper frames 10a and 10b are arranged above the landing entrance / exit, the ratio of exposure to flames and high-temperature air increases, and the entrance / exit upper frames 10a and 10b are the constituent members and open / close of the other open / close doors 1a and 1b.
- the temperature tends to be higher with respect to the mechanism member constituting member. Therefore, when the entrance / exit upper frame 10 receives heat from the landing H and is heated to a temperature exceeding the ignition point of the cushioning material 13, the buffer material 13 that has melted and dropped becomes the hot entrance / exit upper frames 10 a and 10 b. May come into contact with the fire and start firing to start a fire in the hoistway.
- the buffer material 13 that is melted does not fall onto the entrance / exit upper frames 10a, 10b heated to a high temperature, between the entrance / exit upper frames 10a, 10b and the hanger rollers 5a, 5b, 5c, 5d.
- the cushioning material receiving member 14a and the cushioning material receiving member 14b-1 extending along the moving direction of the hanger rollers 5a, 5b, 5c, and 5d are fixed to the pocket 3.
- the cushioning material receiving member 14a and the cushioning material receiving member 14b-1 are fixed to the pocket 3, but may be directly fixed to the inner wall surface of the hoistway 8 in addition to this. .
- the lower end surface of the pocket 3 is fixed to the inner wall surface of the hoistway 8 above the buffer material receiving member 14a and the buffer material receiving member 14b-1.
- the shock absorber receiving members 14a and 14b-1 are fixed to the pocket 3 by bolts 23, and the upper side of the entrance / exit upper frames 10a and 10b and the hanger rollers 5a, 5b, 5c, 5d, preferably between the anti-roll rollers 6a, 6b, 6c, 6d so as to extend along the moving direction of the hanger rollers 5a, 5b, 5c, 5d.
- the buffer material receiving members 14a and 14b-1 are disposed between the upper side of the entrance / exit upper frames 10a and 10b and the hanger rails 4a and 4b. It is. In any case, the buffer material receiving members 14a, 14b-1 are disposed between the upper side of the entrance / exit upper frames 10a, 10b and the hanger rollers 5a, 5b, 5c, 5d.
- the cushioning material receiving member 14a (first cushioning material receiving member for the first opening / closing door) corresponding to the first opening / closing door 1a has a flat upper surface from the pocket 3 to the vicinity of the door hanger 2a. It has a shape such that when at least the hanger rollers 5a and 5b are projected perpendicularly onto the upper surface, the projected portion fits within the upper surface. Further, in this embodiment, the tip of the cushioning material receiving member 14a is determined to be substantially equal to or longer than the tip of the entrance / exit upper frame 10a.
- the buffer material receiving member 14a is arranged so as to extend to a portion where the hanger rollers 5a and 5b are located in a state where the first opening / closing door 1a is closed.
- the basic function of the cushioning material receiving member 14a is not particularly limited as long as the cushioning material 13 of the hanger rollers 5a and 5b is melted and dropped and the melted cushioning material 13 is not dropped on the entrance / exit upper frame 10a. .
- the cushioning material receiving member 14b-1 (second cushioning material receiving member for the second opening / closing door) corresponding to the second opening / closing door 1b has a flat top surface and is open from the pocket 3 to the door. It extends to the vicinity of the hanger 2b, and has a shape such that when at least the hanger rollers 5c and 5d are projected perpendicularly on the upper surface, the projected portion is accommodated in the upper surface. Furthermore, in this embodiment, the tip of the cushioning material receiving member 14b-1 is determined to be substantially equal to or longer than the tip of the entrance / exit upper frame 10b.
- the buffer material receiving member 14b-1 is disposed so as to extend to a portion where the hanger rollers 5c and 5d are located in a state where the first opening / closing door 1b is closed.
- the basic function of the cushioning material receiving member 14b-1 is that when the cushioning material 13 of the hanger rollers 5c and 5d is melted and dropped, the melted cushioning material 13 is not dropped on the entrance / exit upper frame 10b. It ’s good.
- the first door 1a and the second door 1b are opened in the arrow direction O (right side in the drawing) and closed in the arrow direction C (left side in the drawing). It is done. For this reason, when the second opening / closing door 1b is moved on the closing side, the end surface of the second opening / closing door 1b is not likely to collide with the cushioning material receiving member 14a.
- the bottom end of the pocket 3 toward the second opening / closing door 1b is formed the cushioning material receiving portion 14b-2.
- the top surface is flat and extends to the vicinity where the door hanger 2b is located.
- the tip of the buffer material receiving member 14b-2 is determined to be substantially equal to or longer than the tip of the entrance / exit upper frame 10b.
- the buffer material receiving member 14b-2 is disposed so as to extend to a portion where the hanger rollers 5c and 5d are located in a state where the first opening / closing door 1b is closed.
- the cushioning material receiving part 14b-2 By providing the cushioning material receiving part 14b-2 in this way, the cushioning material receiving part 14b-1 can be omitted, and the operation and effect that the work can be easily performed and the material cost can be saved can be achieved. . Further, the rigidity of the pocket 3 can be improved by bending the lower end of the pocket 3 to form the cushioning material receiving portion 14b-2. Therefore, the buffer material receiving portion 14b-2 has a function of receiving the melted buffer material 13 and a function of improving the rigidity of the pocket 3.
- both the buffer material receiving portion 14b-1 and the buffer material receiving portion 14b-2 are provided, and the buffer material receiving portion 14b-2 allows heat generated by hot air or radiation to be absorbed by the buffer material receiving portion 14b-. 1 and the hanger rolls 5c and 5d are configured so as not to adversely affect.
- the melted buffer material 13 is received by at least the buffer material receiving members 14a and 14b-1 provided below the hanger rollers 5a, 5b, 5c, and 5d. Is prevented from falling into the entrance / exit upper frames 10a and 10b.
- the buffer material receiving member 14b-1 is omitted and the buffer material receiving member 14b-2 is provided instead, the melted buffer material 13 is received by the buffer material receiving member 14b-2.
- the cushioning material receiving members 14a and 14b-1 are blocked by the cushioning material receiving member 14b-2 in which the lower end surfaces of the entrance / exit upper frames 10a and 10b and the pocket 3 are bent. Since hot air does not act and radiant heat is also blocked, the temperature rise is suppressed lower than that of the entrance / exit upper frames 10a and 10b.
- the shock-absorbing material receiving members 14a and 14b-1 are made of a metal material having high heat resistance such as a steel plate.
- the temperature rise of the receiving members 14a and 14b-1 can be reduced, and the risk of ignition of the buffer material 13 melted on the upper surfaces of the buffer material receiving members 14a and 14b-1 can be further reduced.
- the melted buffer material 13 is received by the buffer material receiving member 14a and the buffer material receiving member 14b-1, or the buffer material receiving member 14b-2. It is prevented from falling to the hot entrance / exit upper frames 10a and 10b. Moreover, if the amount of the melted buffer material 13 is small, the buffer material 13 stays on the upper surface of the buffer material receiving member 14a and the buffer material receiving member 14b-1, or the buffer material receiving member 14b-2, and the high temperature entrance / exit There is little risk of falling on the upper frames 10a, 10b.
- the cushioning material receiving members 14a and 14b-1 extend to the door-closing side vertical frame 11 and the door-opening side vertical frame 12, so that if the amount of the melted cushioning material 13 is large, The shock absorbing material 13 dropped on the upper surfaces of the material receiving members 14a and 14b-1 is less likely to flow toward the door-closing side vertical frame 11 and the door-opening side vertical frame 12 and drop into the hot entrance / exit upper frames 10a and 10b. Since the door closing side vertical frame 11 and the door opening side vertical frame 12 are lower in temperature than the entrance / exit upper frames 10a and 10b, they are less likely to ignite.
- the buffer material receiving members 14a and 14b-1 are inclined and extended toward the door-closing side vertical frame 11 and the door-opening side vertical frame 12 in the direction of gravity, so that the molten buffer material 13 is positively It is also possible to flow through the door-closing side vertical frame 11 and the door-opening side vertical frame 12.
- the front end surface (end surface on the first opening / closing door side) of the shock absorbing material receiving member 14a and the front end surface (end surface on the second opening / closing door side) of the shock absorbing material receiving members 14b-1 and 14b-2 are bent upward to rise.
- the melted cushioning material 13 can be prevented from flowing out to the open / close doors 1a and 1b. As a result, it is possible to further reduce the risk that the melted cushioning material 13 will fall into the hot entrance / exit upper frames 10a, 10b.
- the buffer material receiving member that extends along the moving direction of the hanger roller and receives the melted buffer material is disposed between the upper side of the entrance / exit upper frame of the landing doorway and the hanger roller. It was set as the structure which receives the buffer material fuse
- a heat insulating material is placed on and fixed to the upper surfaces of the buffer material receiving members 14a, 14b-1, and 14b-2.
- a heat insulating material 15a is placed and fixed on the upper surface of the cushioning material receiving member 14a. Further, the heat insulating material 15b-2 is also placed and fixed on the upper surface of the cushioning material receiving member 14b-2 formed in the pocket 3.
- a heat insulating material 15b-1 is placed and fixed on the upper surface of the cushioning material receiving member 14b-1. Further, a heat insulating material 15b-2 is also placed and fixed on the upper surface of the cushioning material receiving member 14b-2 formed in the pocket 3.
- the heat insulating material can be used as the heat insulating material, but it is desirable to use an inorganic material.
- an inorganic material For example, calcium silicate, ceramic, alumina or the like can be molded and processed into an appropriate shape. Then, these inorganic materials can be melted and processed into a fiber shape, which can be thermocompression-bonded to form a heat insulating material, or processed into a porous shape to form a heat insulating material.
- the heat insulating material itself can absorb the melted buffer material 13 and be fixed on the surfaces of the heat insulating materials 15a, 15b-1, and 15b-2.
- the buffer material receiving members 14a, 14b-1, and 14b-2 are made of an iron-based material (for example, a stainless steel plate), and the heat insulating materials 15a, 15b-1, and 15b-2 are assembled and fixed to the upper surfaces thereof. Is.
- the temperature rise of the heat insulating materials 15a, 15b-1, and 15b-2 can be reduced as compared with the temperature rise of the cushioning material receiving members 14a, 14b-1, and 14b-2 formed of metal. For this reason, even if the buffer material 13 melted falls to any one of the heat insulating materials, since the temperature rise is suppressed, the risk of the buffer material 13 igniting is further reduced compared to the first embodiment. . Further, since the temperature of the heat insulating material 15b-2 of the buffer material receiving member 14b-2 below the buffer material receiving members 14a and 14b-1 is kept low, the heat radiation from now on is suppressed to a low level, and the buffer material receiving material is received. The temperature rise of the member 14b-1 can be suppressed.
- a heat insulating material is placed and fixed on the shock absorber receiving members 14a, 14b-1, and 14b-2, but at least the heat insulating material is provided on the upper surfaces of the shock absorber receiving members 14a and 14b-1. It is only necessary to provide a heat insulating material on the upper surface of the cushioning material receiving member 14b-2 as necessary.
- the buffer material receiving member 14b-1 when the buffer material receiving member 14b-1 is omitted, the buffer material receiving member 14b-2 is used instead of the buffer material receiving member 14b-1. 14b-2 needs to be provided with a heat insulating material 15b-2.
- the upper surface of the buffer material receiving members 14a and 14b-1 and, if necessary, the upper surface of the buffer material receiving member 14b-2 Since the heat insulating material is placed and fixed, the surface temperature of each heat insulating material can be kept low, and the risk of ignition of the melted buffer material can be further reduced.
- a radiation suppressing material is fixed to the lower surfaces of the buffer material receiving members 14a, 14b-1, and 14b-2 and the bottom inner surfaces of the entrance / exit upper frames 10a and 10b.
- a radiation suppressing member 16a is fixed to the lower surface of the cushioning material receiving member 14a. Further, the radiation suppressing member 16b-2 is placed and fixed on the lower surface of the cushioning material receiving member 14b-2 formed in the pocket 3. These radiation suppressing materials 16a, 16b-1, and 16b-2 have a function of reflecting radiant heat. Similarly, the radiation suppressing material 16c-1 is fixed to the inner surface of the bottom of the entrance / exit upper frame 10a. The function of the radiation suppressing material 16c-1 has a function of suppressing radiation of radiant heat.
- a radiation suppressing member 16b-1 is fixed to the lower surface of the cushioning material receiving member 14b-1. Further, the radiation suppressing member 16b-2 is placed and fixed on the lower surface of the cushioning material receiving member 14b-2 formed in the pocket 3. These radiation suppressing materials 16a, 16b-1, and 16b-2 have a function of reflecting radiant heat. Similarly, the radiation suppressing material 16c-2 is also fixed to the inner surface of the bottom of the entrance / exit upper frame 10b. The function of the radiation suppressing material 16c-2 has a function of suppressing radiation of radiation heat.
- the buffer material receiving members 14a, 14b-1, 14b-2 and the entrance / exit upper frames 10a, 10b are made of an iron-based material (for example, a stainless steel plate), and the buffer material receiving members 14a, 14b-1, 14b-2
- the radiation suppressing members 16a, 16b-1, 16b-2, 16c-1, and 16c-2 may be assembled and fixed to the lower surface and the bottom inner surfaces of the entrance / exit upper frames 10a and 10b.
- the radiation suppressing members 16a, 16b-1, 16b-2, and 16c-1 are compared with the temperature increase in the case of only the cushioning material receiving members 14a, 14b-1, and 14b-2 formed of the metal shown in FIG. 16c-2 can reduce the temperature rise. For this reason, even if the melted buffer material 13 falls on any of the radiation suppressing materials, the temperature rise is suppressed, so that the risk of the buffer material 13 igniting is reduced. Further, since radiation of heat radiation from the radiation suppressing members 16c-1 and 16c-2 of the entrance / exit upper frames 10a and 10b is suppressed, an increase in temperature of the buffer material receiving members 14a, 14b-1 and 14b-2 is suppressed. be able to.
- the radiation receiving members 14a, 14b-1, 14b-2 and the entrance / exit upper frames 10a, 10b are fixed with radiation suppressing materials, but at least the lower surfaces of the buffer receiving members 14a, 14b-1 Is provided with a radiation suppressing material, and a radiation suppressing material may be provided on the lower surface of the cushioning material receiving member 14b-2 and the bottom inner surfaces of the entrance / exit upper frames 10a and 10b as necessary.
- the buffer material receiving member 14b-1 is omitted
- the buffer material receiving member 14b-2 is used instead of the buffer material receiving member 14b-1.
- 14b-2 needs to be provided with a heat radiation suppressing material 16b-2.
- the present embodiment shows a combination with the second embodiment, it can also be combined with the first embodiment.
- no heat insulating material is provided, and the buffer material receiving members 14a, 14b-
- the radiation suppressing materials 16a, 16b-1, and 16b-2 are fixed to the lower surface of 1, 14b-2, and the radiation suppressing materials 16b-1 and 16b-2 are fixed to the bottom inner surfaces of the entrance / exit upper frames 10a and 10b. Become.
- the present invention can also be applied to a two-door central opening / closing door.
- the opening / closing door of the two-door central opening is such that, in the state where the first opening / closing door 1a and the second opening / closing door 1b shown in FIG. Therefore, when opening the opening / closing door, the first opening / closing door 1a and the second opening / closing door 1b are divided into left and right from the center and moved in the opposite direction to be opened. Therefore, when the doors 1a and 1b are opened as in the first to third embodiments, the doors 1a and 1b do not overlap each other.
- both the first opening / closing door 1a and the second opening / closing door 1b may adopt the same structure as that shown in FIGS. Is. That is, the buffer material receiving member 14b-1 is individually provided for each of the open / close doors 1a and 1b. Even with such a structure, it is possible to receive the buffer material 13 melted by the buffer material receiving member 14b-1 and to prevent the melted buffer material 13 from falling onto the hot entrance / exit upper frames 10a and 10b. The opening and closing doors with excellent fire resistance performance are reduced.
- the buffer material receiving member 14b-1 does not need to be divided from each other like the buffer material receiving member 14a as in the first to third embodiments, and the buffer material receiving member 14b-1 having a continuous shape is not required. It is also good.
- the shock absorber receiving member 14b-1 is omitted, and the lower end of the pocket 3 is bent toward the open / close doors 1a and 1b, so that only the shock absorber receiving portion 14b-2 is formed. It is advantageous to form As a result, the buffer material receiving portion 14b-2 can be integrally formed continuously over the two open / close doors 1a and 1b. For this reason, the buffer material receiving portion 14b-1 can be omitted, the work can be easily performed at the time of installation, and the material cost can be saved.
- the buffer material receiving member extending along the moving direction of the hanger roller is disposed between the upper side of the entrance upper frame of the landing entrance and the hanger roller, and the buffer material melted by the buffer material receiving member is disposed. It was set as the structure received. According to this, it is possible to receive the buffer material melted by the buffer material receiving member and to prevent the melted buffer material from falling to the upper entrance / exit upper frame, thereby reducing the risk of ignition in the hoistway and improving fire resistance. It will be excellent.
- this invention is not limited to the above-mentioned Example, Various modifications are included.
- the above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the configurations described.
- a part of the configuration of one embodiment can be replaced with the configuration of another embodiment, and the configuration of another embodiment can be added to the configuration of one embodiment.
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Abstract
Description
Claims (9)
- エレベータ乗場の乗場出入口を形成する戸開側縦枠と戸閉側縦枠及び前記両縦枠の上部を繋ぐ出入口上枠と、前記乗場出入口を開閉する開閉扉とよりなり、前記開閉扉の上部には昇降路に固定されたハンガレールに懸架される扉ハンガが設けられ、前記扉ハンガには、前記ハンガレール上を転動する転動面に合成樹脂からなる緩衝材を備えたハンガローラが設けられているエレベータ装置において、
前記出入口上枠の上側と前記ハンガローラの間に、前記ハンガローラの移動方向に沿って延び、溶融した前記緩衝材を受け止め前記緩衝材が前記出入口上枠に落下するのを抑制する緩衝材受け止め部材を配置したことを特徴とするエレベータ装置。 - 請求項1に記載のエレベータ装置において、
前記開閉扉は第一開閉扉と第二開閉扉からなり、前記第一開閉扉と前記第二開閉扉が閉じられた状態で、
前記緩衝材受け止め部材は、前記第一開閉扉の前記ハンガローラが位置している範囲に延びる第一開閉扉用緩衝材受け止め部材と、前記第二開閉扉の前記ハンガローラが位置している範囲に延びる第二開閉扉用緩衝材受け止め部材とから構成されていることを特徴とするエレベータ装置。 - 請求項2に記載のエレベータ装置において、
前記開閉扉は、前記第一開閉扉と前記第二開閉扉の閉じ方向及び開き方向が同じ方向で、しかも開かれた状態で前記第一開閉扉と前記第二開閉扉が相互に重なる二枚戸片開き式の開閉扉であり、前記第一開閉扉と前記第二開閉扉が閉じられた状態で、
前記緩衝材受け止め部材は、前記第一開閉扉の前記ハンガローラが位置している範囲に延びる第一開閉扉用緩衝材受け止め部材と、前記第一開閉扉用緩衝材受け止め部材とは分離され、前記第二開閉扉の前記ハンガローラが位置している範囲に延びる第二開閉扉用緩衝材受け止め部材とから構成されていることを特徴とするエレベータ装置。 - 請求項3に記載のエレベータ装置において、
前記昇降路の内壁面には前記ハンガレールが固定されたポケットが固定されており、前記第一開閉扉用緩衝材受け止め部材と、前記第二開閉扉用緩衝材受け止め部材は前記ポケットに固定されていることを特徴とするエレベータ装置。 - 請求項4に記載のエレベータ装置において、
前記第一開閉扉用緩衝材受け止め部材と、前記第二開閉扉用緩衝材受け止め部材のいずれか一方は、前記ポケットの下端から折り曲げられた部分に形成されていることを特徴とするエレベータ装置。 - 請求項5に記載のエレベータ装置において、
前記第一開閉扉用緩衝材受け止め部材と前記第二開閉扉用緩衝材受け止め部材の上面には断熱材が設けられるか、或いは前記第一開閉扉用緩衝材受け止め部材と前記第二開閉扉用緩衝材受け止め部材の下面に熱輻射抑制材が設けられるか、或いは前記第一開閉扉用緩衝材受け止め部材と前記第二開閉扉用緩衝材受け止め部材の上面には断熱材が設けられ、下面に熱輻射抑制材が設けられていることを特徴とするエレベータ装置。 - 請求項2に記載のエレベータ装置において、
前記開閉扉は、前記第一開閉扉と前記第二開閉扉の閉じ方向及び開き方向が逆方向の二枚戸中央開き式の開閉扉であり、前記第一開閉扉と前記第二開閉扉が閉じられた状態で、
前記緩衝材受け止め部材は、前記第一開閉扉の前記ハンガローラが位置している範囲と前記第二開閉扉の前記ハンガローラが位置している範囲に分離して設けられているか、或いは前記第一開閉扉の前記ハンガローラが位置している範囲と前記第二開閉扉の前記ハンガローラが位置している範囲に亘って一体的に連続して延びていることを特徴とするエレベータ装置。 - 請求項7に記載のエレベータ装置において、
前記昇降路の内壁面には前記ハンガレールが固定されたポケットが固定されており、前記緩衝材受け止め部材は前記ポケットの下端が折り曲げられ部分に形成されていることを特徴とするエレベータ装置。 - 請求項7に記載のエレベータ装置において、
前記緩衝材受け止め部材の上面には断熱材が設けられるか、或いは前記緩衝材受け止め部材の下面に熱輻射抑制材が設けられるか、或いは前記緩衝材受け止め部材の上面には断熱材が設けられ、下面に熱輻射抑制材が設けられていることを特徴とするエレベータ装置。
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WO2009072202A1 (ja) * | 2007-12-06 | 2009-06-11 | Mitsubishi Electric Corporation | エレベータ乗場ドア |
US20110147131A1 (en) * | 2008-10-06 | 2011-06-23 | Otis Elevator Company | Thermal barriers of elevator door roller and rail |
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KR101206547B1 (ko) * | 2010-10-07 | 2012-11-29 | 오티스 엘리베이터 컴파니 | 엘리베이터 방화 도어의 발화 방지 구조 |
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JPS63178284U (ja) * | 1987-05-07 | 1988-11-18 | ||
JP2002220181A (ja) * | 2001-01-24 | 2002-08-06 | Toshiba Elevator Co Ltd | エレベータ乗場の扉装置 |
WO2009072202A1 (ja) * | 2007-12-06 | 2009-06-11 | Mitsubishi Electric Corporation | エレベータ乗場ドア |
US20110147131A1 (en) * | 2008-10-06 | 2011-06-23 | Otis Elevator Company | Thermal barriers of elevator door roller and rail |
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JPWO2020016955A1 (ja) * | 2018-07-18 | 2020-12-17 | 三菱電機株式会社 | エレベータの乗場出入口装置 |
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