WO2022050600A1 - Appareil d'évacuation de sécurité utilisant un cylindre et une poulie mobile - Google Patents

Appareil d'évacuation de sécurité utilisant un cylindre et une poulie mobile Download PDF

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Publication number
WO2022050600A1
WO2022050600A1 PCT/KR2021/010922 KR2021010922W WO2022050600A1 WO 2022050600 A1 WO2022050600 A1 WO 2022050600A1 KR 2021010922 W KR2021010922 W KR 2021010922W WO 2022050600 A1 WO2022050600 A1 WO 2022050600A1
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WO
WIPO (PCT)
Prior art keywords
cylinder
guide
lift
cylinder lift
wire
Prior art date
Application number
PCT/KR2021/010922
Other languages
English (en)
Korean (ko)
Inventor
박인규
한정권
김종일
Original Assignee
주식회사 디딤돌
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 디딤돌 filed Critical 주식회사 디딤돌
Publication of WO2022050600A1 publication Critical patent/WO2022050600A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00—Devices for lowering persons from buildings or the like
    • A62B1/02—Devices for lowering persons from buildings or the like by making use of rescue cages, bags, or the like
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B1/00—Devices for lowering persons from buildings or the like
    • A62B1/02—Devices for lowering persons from buildings or the like by making use of rescue cages, bags, or the like
    • A62B1/04—Single parts, e.g. fastening devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D3/00—Portable or mobile lifting or hauling appliances
    • B66D3/04—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage
    • B66D3/06—Pulley blocks or like devices in which force is applied to a rope, cable, or chain which passes over one or more pulleys, e.g. to obtain mechanical advantage with more than one pulley
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D2700/00—Capstans, winches or hoists
    • B66D2700/02—Hoists or accessories for hoists
    • B66D2700/026—Pulleys, sheaves, pulley blocks or their mounting

Definitions

  • the present invention relates to a safety evacuation device using a cylinder and a movable pulley, and more particularly, to a cylinder and movement capable of precisely and stably moving the vertical movement of an elevator guide plate while minimizing the movable range of the cylinder using the movable pulley It relates to a safety evacuation device using a pulley.
  • various types of evacuation facilities such as an evacuation machine and an evacuation ladder, are provided for evacuation in case of fire, or a plurality of emergency exits are provided for quick evacuation.
  • the elevator which is often used as an emergency evacuation device, is installed near a window or a balcony leading to the outside. and can easily provide evacuation to the outside.
  • a safety evacuation device using a cylinder and a movable pulley is a cylinder lift fixed to the upper slab by forming a lifting guide plate that moves up and down by supporting the feet of an evacuee, and an accommodation space.
  • a cylinder guide portion having a body and having a plurality of cylinder lift guides disposed along the upper side to the lower side of the receiving space of the cylinder lift body, a cylinder coupled to the lower end of the cylinder lift body to expand and contract downwardly , A plurality of movable pulleys coupled to the end of the cylinder and moving up and down according to the operation of the cylinder, and a wire connecting the cylinder lift guide and the movable pulley to guide the movement of the lifting guide foot according to the expansion or contraction of the cylinder.
  • the cylinder lift guide is rotatably fixedly coupled to a cylinder guide roller that is rotatably fixedly coupled to the cylinder lift body, a wire fixture coupled to the cylinder lift body to fix one end of the wire, and the cylinder lift body, It includes a cylinder lift fixed roller formed of at least two or more rotating rollers.
  • the movable pulley is provided with at least two or more cylinder lift moving rollers connected to the wire in the direction of the rotation axis to the receiving body and the receiving body having a receiving space formed therein, and the wire is two after one end is fixed to the wire fixture.
  • the cylinder lift fixed roller formed of the above rotating roller and two or more cylinder lift moving rollers are continuously connected up and down, respectively, and the other end extending upward is connected to the cylinder guide roller, and then it can be connected to the upper end of the elevating guide plate.
  • one end is coupled to the cylinder guide portion and further includes a guide body extending in the downward direction while surrounding the cylinder, the lifting guide foot plate may be provided with a guide roller that moves up and down along both sides of the guide body.
  • the guide scaffold may further include a shock absorbing damper for absorbing the shock when moving in the downward direction on the floor surface.
  • the safety evacuation device using a cylinder and a moving pulley according to the present invention can precisely and stably move the vertical movement of the elevating guide plate while minimizing the movable range of the cylinder using the moving pulley, and the load acting through a plurality of moving pulleys can be reduced so that the overall stable and effective operation can be achieved.
  • FIG. 1 is a perspective view of a safety evacuation device using a cylinder and a movable pulley according to an embodiment of the present invention
  • Figure 2 is a perspective view of a state in which the guide rail of the safety evacuation device using a cylinder and a movable pulley according to an embodiment of the present invention is removed.
  • Fig. 3 is a front view of Fig. 2;
  • Fig. 4 is a side view of Fig. 2;
  • FIG. 5 is a conceptual view showing a state in which the elevating guide foot plate is lowered in a state in which the cylinder is contracted according to an embodiment of the present invention.
  • Figure 6 is a view showing the disassembled state of the cylinder lift body and the cylinder lift guide of the present invention.
  • Figure 7 is a bottom perspective view of Figure 2;
  • FIG. 8 is a conceptual diagram showing the relationship between the cylinder lift moving roller, the cylinder guide roller and the elevating guide plate of the present invention.
  • FIG. 1 is a perspective view of a safety evacuation device using a cylinder and a movable pulley according to an embodiment of the present invention
  • FIG. 2 is a state in which the guide rail of the safety evacuation device using a cylinder and a movable pulley according to an embodiment of the present invention is removed.
  • Fig. 3 is a front view of Fig. 2
  • Fig. 4 is a side view of Fig. 2
  • Fig. 5 is a conceptual view showing a state in which the elevating guide foot is lowered in a state in which the cylinder is contracted according to an embodiment of the present invention
  • Fig. 6 is a view showing the disassembled state of the cylinder lift body and the cylinder lift guide of the present invention
  • FIG. 7 is a bottom perspective view of FIG. It is a conceptual diagram representing a relationship.
  • the safety evacuation device 10 using a cylinder and a movable pulley is installed in an emergency escape hole formed in a slab of a building to move evacuees from upper floors to lower floors.
  • it is configured to include a cylinder guide part 100 , a lifting guide plate 200 , a cylinder 300 , a movable pulley 400 , a wire 500 , and a guide body 600 .
  • the cylinder guide part 100 is capable of guiding the vertical movement of the cylinder 300 rod according to the movement of the wire 500 by fixing one end of the cylinder 300 extending downward to the upper slab, and is a floor fixed body. 110 , a cylinder lift body 120 and a cylinder lift guide 130 may be provided.
  • the bottom fixing body 110 is formed in a plate shape, and a hole H is formed in the center to be fixedly coupled to the upper surface of the upper slab. It is possible to guide the movement of the wire through the coupling of the wire 500 through the formed hole (H).
  • the cylinder lift body 120 is coupled to the upper surface of the fixed bottom body 110 and extends upwardly, the upper support 121 is coupled to the lower surface of the fixed bottom body 110, and the lower support 122 extends downward.
  • the upper support 121 and the lower support 122 are each approximately formed in a hat shape, and a receiving space is formed therein so that the cylinder lift guide 130 can be installed therein as in " ⁇ " and " ⁇ ". do.
  • One end of the cylinder 300 may be fixedly coupled to the lower support 122 .
  • the cylinder lift guide 130 is coupled to the upper side support 121 and the lower side support 122 fixed to the bottom fixed body 110 fixed to the upper slab, respectively, to guide the driving of the wire 500.
  • it may include a cylinder guide roller 131 , a wire fixture 132 , and a cylinder lift fixing roller 133 .
  • the present invention has been described as a structure in which the cylinder guide roller 131, the wire fixture 132 and the cylinder lift fixing roller 133 are arranged vertically, it can be arranged in the horizontal direction with FIG. 8 (b), the cylinder guide
  • the arrangement method of the roller 131, the wire fixture 132, and the cylinder lift fixing roller 133 is not limited thereto.
  • the cylinder guide roller 131 is rotatably coupled to the uppermost end of the upper support 121 , and is rotatably connected through a shaft provided in the upper support 121 .
  • the cylinder guide roller 131 may serve to guide the lifting guide plate 200 connected to the end of the wire 500 to move upward or downward.
  • the wire fixture 132 is disposed in the lower direction of the cylinder guide roller 131, and preferably is not located in the downward direction completely perpendicular to the cylinder guide roller 131, but is coupled at a staggered position at a predetermined angle to the wire 500. It serves to fix the one end.
  • the wire fixture 132 is shown in a roller shape, it is not limited to a roller shape. That is, since the wire fixture 132 simply serves to fix one end of the wire 500 as shown in FIG. 8 ( b ), it may be formed in various structures capable of fixing the wire 500 .
  • the wire fixture 132 is formed in the same shape as an eyebolt so that one end is simply bolted to the side of the upper supporter 121, and one end of the wire 500 can be fixed to a hole formed in the eyebolt. there is.
  • the cylinder lift fixing roller 133 is disposed in the receiving space formed in the lower support member 122 , and may be formed as a rotating roller rotatable below the wire fixing member 132 . At this time, the cylinder lift fixed roller 133 may be formed of at least two or more rotating rollers along the rotation axis direction. Through this, the cylinder lift fixed roller 133 may be connected to the plurality of movable pulleys 400 shown in FIG. 8 ( b ) through the wire 400 . In the present invention, the cylinder lift fixed rollers 133 can be variably changed according to the number of the movable pulleys 400, and the number is not limited thereto.
  • the lifting guide plate 200 supports the feet of the evacuee and can move up and down along the guide rail 610 coupled to one side of the guide body 600, the foot support plate 210, the pedal 220, and the shock absorption damper. (230) may be provided.
  • the foot support plate 210 has a pedal hole formed in a predetermined area on the inside, and forms an area for supporting the load of the evacuee.
  • the foot support plate 210 may be formed of a non-flammable, transparent material so that the lower side can be checked.
  • the foot support plate 210 may have a plurality of grid structures 212 coupled to the lower side to increase the bending strength.
  • the foot support plate 210 may further include a handle (not shown) on the upper surface. The handle can prevent a safety accident from falling while moving in the downward direction by inducing the evacuator's grip.
  • the foot support plate 210 may include a guide roller 211 for guiding the lift movement along both sides of the guide body 610 .
  • the guide rollers 211 are provided as a pair on the left and right with the guide body 610 as the center, and are arranged to be stacked up and down to provide a stable lift operation of the elevating guide scaffold 200 .
  • the pedal 220 may serve to release the state in which the foot support plate 210 is coupled to the guide body 600 .
  • the pedal 220 is fixed to the guide body 600 and is released so that it can move in the downward direction. serves as a guide.
  • the lifting and lowering guide foot plate 200 is released from the guide body 600 through the pedal 220 to move up and down as a conventional technique can be applied, and a detailed description thereof will be omitted below.
  • the shock absorption damper 230 is coupled to extend downward from the bottom surface of the foot support plate 210 so that when the shock moves to the lower floor of the foot support plate 210, the impact is transmitted to the evacuee through the foot support plate 210 It is possible to prevent damage to the cylinder 300 by preventing the shock from being transmitted to the cylinder 300 as much as possible while providing safe evacuation.
  • One end of the cylinder 300 is coupled to the lower side support 122 so that the cylinder rod 310 of the other end is driven so as to expand and contract in the downward direction.
  • a plurality of movable pulleys 400 are coupled to the end of the cylinder rod 310 , and a wire 400 is connected to each movable pulley 400 .
  • the cylinder rod 310 maintains an expanded state when the lifting guide plate 200 is located on the upper slab.
  • the evacuator descends by pressing the pedal 220 of the lifting guide plate 200, the cylinder rod 310 is contracted. And, when the evacuee descends from the elevator guide plate 200, the vehicle is driven in the opposite direction.
  • the stroke of the cylinder rod 310 is reduced in inverse proportion to the number of the movable pulleys 400 provided, so that only the stroke of the short cylinder rod 310 moves the lifting guide plate 200 connected to the wire 400 in the vertical direction. It can be greatly increased, making it possible to move from the upper slab to the lower slab.
  • the movable pulley 400 is composed of three as shown in FIG. 8 (b) and the stroke (6/h) of the cylinder rod 310 is about 700 mm, the vertical movement of the lifting guide plate 200 is The distance h can be greatly increased to 4,200 mm.
  • W disclosed in FIG. 8 (b) is a pressure initially applied to the cylinder, and the pressure (W) applied to the cylinder and the elevating guide plate 200 are approximately balanced in order to maintain the equilibrium state or
  • the pressure W may be formed to be larger than the weight of the lifting guide plate 200 by a predetermined size.
  • the elevating guide scaffold 200 through the cylinder rod 310 can make a constant elevating driving speed, so that the elevating guide foot 200 can be driven up and down at a constant speed at all times.
  • stable elevating driving is controlled can do.
  • the movable pulley 400 is coupled to the end of the cylinder rod 310 and moves up and down according to the operation of the cylinder 300 and the wire 500 to reduce the required load and at the same time increase the driving distance of the elevating guide plate 200 As one that can be increased, it may include a receiving body 410 and a cylinder lift moving roller 420 .
  • the accommodation body 410 has an accommodation space capable of accommodating the cylinder lift moving roller 420 therein, and is coupled to the end of the cylinder rod 310 .
  • a rotation guide 411 may be formed along the circumferential direction of the receiving body 411 .
  • the rotation guide 411 may allow the movable pulley 400 to move stably while in contact with the inner circumferential surface of the guide body 600 .
  • At least two or more cylinder lift moving rollers 420 are coupled to the receiving body 410 to be rotatably coupled to the receiving body 410 in the direction of the rotation axis.
  • the cylinder lift moving roller 420 moves according to the vertical movement of the cylinder rod 310 because the receiving body 410 maintains a state coupled to the cylinder rod 310, and a plurality of cylinder lift moving rollers 420 are formed. ) is connected along the wire 500, so that even if the stroke distance of the cylinder rod 310 is short, the moving distance of the lifting guide plate 200 can be greatly increased, and the load acting on the cylinder rod 310 can be reduced do.
  • the wire 500 is connected to each cylinder lift moving roller 420a, 420b, 420c, and the load acting on the lifting guide plate 200 is 1 It is reduced to /6, and thus the required load range of the cylinder rod 310 can be reduced, so that the size of the cylinder 300 can be reduced.
  • three cylinder lift moving rollers 420 are formed in the present invention, two or more may be formed, and the number of cylinder lift moving rollers 420 is not limited thereto.
  • the wire 500 connects the cylinder lift guide 130 and the movable pulley 400 to guide the movement of the elevating guide plate 200 according to the expansion or contraction of the cylinder 300, and the wire fixture 132 ), a cylinder lift fixed roller 133 formed of two or more rotating rollers and two or more cylinder lift moving rollers 420 are continuously connected up and down, and the other end of the wire 500 extending upward is a cylinder guide roller After being connected to (131), it may be connected to the upper end of the elevating guide plate (200).
  • the wire 500 extends downward after one end is fixed to the wire fixture 132 and is connected to the cylinder lift movement roller 420a on the right side of the cylinder lift movement roller 420 to move upward. After being extended, it is connected to the cylinder lift fixed roller 133a located on the right side of the cylinder lift fixed roller 133, then extends downward and is coupled to the cylinder lift moving roller 420b located in the center, and then extends upward again. After being connected to the cylinder lift fixing roller 133 and extending in the downward direction, it is coupled to the cylinder lift moving roller 420 located on the left and then connected to the cylinder guide roller 131 and then connected to the upper end of the lifting guide plate 200 can
  • the guide body 600 has one end coupled to the cylinder guide and extends downward while enclosing the cylinder, and may include a guide rail 610 .
  • the guide body 600 may have an accommodation space formed therein to surround the cylinder 300 , and one end may be coupled to the cylinder guide 210 .
  • the guide body 600 is formed in a closed cross-section or may be formed in a C-section shape, and the shape is not limited thereto.
  • the guide rail 320 is coupled along both sides of the guide rail 610 , and has an approximate cross-sectional shape of a U-shape to guide the vertical movement of the guide roller 211 .
  • the safety evacuation device using a cylinder and a movable pulley can precisely and stably move the vertical movement of the elevating guide plate while minimizing the movable range of the cylinder using the movable pulley, and through a plurality of movable pulleys By reducing the applied load, the overall stable and effective driving can be achieved.
  • the overall structure is achieved only through the driving of a movable pulley and a cylinder, installation and maintenance can be simplified.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Emergency Lowering Means (AREA)

Abstract

La présente invention concerne un appareil d'évacuation de sécurité utilisant un cylindre et des poulies mobiles, l'appareil d'évacuation de sécurité comprenant : une marche de guidage vers le haut/vers le bas qui se déplace vers le haut et vers le bas tout en supportant les pieds d'une personne à évacuer ; une unité de guidage de cylindre qui est pourvue d'un corps de levage de cylindre qui a un espace de réception à l'intérieur de celui-ci et est fixée à une plaque supérieure, et une pluralité d'orifices de guidage de levage de cylindre qui sont agencés dans l'espace de réception du corps de levage de cylindre depuis le côté supérieur vers le côté inférieur de l'espace de réception ; un cylindre qui est couplé à l'extrémité inférieure du corps de levage de cylindre de façon à être extensible vers le bas et à se contracter ; une pluralité de poulies mobiles qui sont couplées à une extrémité du cylindre et se déplacent vers le haut et vers le bas en fonction du fonctionnement du cylindre ; et un fil qui relie les orifices de guidage de levage de cylindre aux poulies mobiles et guide le mouvement de la marche de guidage vers le haut/vers le bas en fonction de l'expansion ou de la contraction du cylindre.
PCT/KR2021/010922 2020-09-07 2021-08-18 Appareil d'évacuation de sécurité utilisant un cylindre et une poulie mobile WO2022050600A1 (fr)

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KR1020200114062A KR102263950B1 (ko) 2020-09-07 2020-09-07 실린더 및 움직 도르래를 이용한 안전 피난 장치
KR10-2020-0114062 2020-09-07

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Publication number Priority date Publication date Assignee Title
KR102263950B1 (ko) * 2020-09-07 2021-06-11 (주)디딤돌 실린더 및 움직 도르래를 이용한 안전 피난 장치
KR20230082208A (ko) 2021-12-01 2023-06-08 이기수 실린더형 완충 비상탈출장치
KR102533999B1 (ko) * 2022-06-02 2023-05-18 주식회사 디딤돌 속도 가변형 댐퍼실린더를 이용한 층간 피난장치

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990072898A (ko) * 1998-02-25 1999-09-27 오자와 미토시 언로더
KR20130017551A (ko) * 2011-08-11 2013-02-20 신옥균 패달식 고공 승 하강장치
KR101495830B1 (ko) * 2013-04-19 2015-02-25 주식회사 아세아방재 승강식 피난기용 성능 평가 장치 및 그 방법
KR102005895B1 (ko) * 2018-09-28 2019-07-31 주식회사 디딤돌 비상탈출 장치를 구비한 안전 대피 건물
KR102145592B1 (ko) * 2019-06-24 2020-08-18 주식회사 디딤돌 안전손잡이를 구비하는 자가 구동형 비상탈출 장치
KR102263950B1 (ko) * 2020-09-07 2021-06-11 (주)디딤돌 실린더 및 움직 도르래를 이용한 안전 피난 장치

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990072898A (ko) * 1998-02-25 1999-09-27 오자와 미토시 언로더
KR20130017551A (ko) * 2011-08-11 2013-02-20 신옥균 패달식 고공 승 하강장치
KR101495830B1 (ko) * 2013-04-19 2015-02-25 주식회사 아세아방재 승강식 피난기용 성능 평가 장치 및 그 방법
KR102005895B1 (ko) * 2018-09-28 2019-07-31 주식회사 디딤돌 비상탈출 장치를 구비한 안전 대피 건물
KR102145592B1 (ko) * 2019-06-24 2020-08-18 주식회사 디딤돌 안전손잡이를 구비하는 자가 구동형 비상탈출 장치
KR102263950B1 (ko) * 2020-09-07 2021-06-11 (주)디딤돌 실린더 및 움직 도르래를 이용한 안전 피난 장치

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