KR101261586B1 - Up and down type automatic opening and closing elevator door device - Google Patents

Up and down type automatic opening and closing elevator door device Download PDF

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Publication number
KR101261586B1
KR101261586B1 KR1020120041909A KR20120041909A KR101261586B1 KR 101261586 B1 KR101261586 B1 KR 101261586B1 KR 1020120041909 A KR1020120041909 A KR 1020120041909A KR 20120041909 A KR20120041909 A KR 20120041909A KR 101261586 B1 KR101261586 B1 KR 101261586B1
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KR
South Korea
Prior art keywords
fixed
door
closing
pulley
elevator
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Application number
KR1020120041909A
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Korean (ko)
Inventor
남기언
남기열
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남기열
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Priority to KR1020120041909A priority Critical patent/KR101261586B1/en
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Publication of KR101261586B1 publication Critical patent/KR101261586B1/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02Door or gate operation
    • B66B13/06Door or gate operation of sliding doors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02Door or gate operation
    • B66B13/14Control systems or devices
    • B66B13/143Control systems or devices electrical

Abstract

According to the present invention, a hook formed on both sides of an operating bar by an operation of an operating bar installed in an elevator car door is engaged with a bracket installed in an elevator door to be installed on an entire floor inside a building by one driving motor installed in the elevator car. By opening and closing the door, it is possible to reduce the installation cost of the elevator, greatly improve the work efficiency and productivity, shorten the construction period, reduce the cost of maintenance, and above all, drive each floor. The energy required to drive the motor can be reduced to improve economics, and structural changes to prevent electrical malfunctions can be prevented, thus preventing the occurrence of safety accidents. An object of the present invention is to provide an automatic opening and closing device for an open / close elevator.

Description

UP / DOWN TYPE AUTOMATIC OPENING AND CLOSING ELEVATOR DOOR DEVICE}

The present invention relates to an automatic opening / closing device for a door for an up / down opening / closing elevator, and more particularly, a hook installed at the operating bar by flowing a working bar installed at a lower portion of the elevator car by a driving motor installed at an upper portion of the elevator car. It is combined with the bracket formed on the back of the landing door so that the lifting car door and the landing door can be integrated at the same time, so that the elevator can be lifted and lowered at the same time. The present invention relates to an automatic opening / closing device for an up / down opening / closing elevator door that can improve the reliability of a product from consumers by reducing the cost of maintenance.

As is well known, elevators are installed inside / outside of a building to enable inter-floor movement of passengers or cargo, and are mainly classified into left / right retractable elevators mainly for passengers and up / down retractable elevators for carrying cargo. .

The up / down open / close elevators are vertically lifted along the hoistway by a hoistway formed vertically in the interior of the building and a hoist of each floor connected to the hoistway, and a drive motor installed at the upper or lower part of the hoistway and the drive motor. It is largely composed of a lifting car, the landing door is installed in the landing hall for safety, and the lifting car is installed in the lifting car door to enable the loading and transport of cargo.

The landing door and the lifting car door is opened and closed by moving up and down. For this purpose, a plurality of separate driving motors are installed on the landings and the lifting cars of each floor, and the landing doors and the lifting doors are driven by the driving motor. Cardor opening and closing is made smoothly.

As such, the conventional method of opening and closing the landing door and the lifting car door by installing a plurality of driving motors takes a long period of installation, resulting in an increase in construction cost, and a large amount of power is consumed for driving the driving motor, thereby degrading economic efficiency. Many problems have occurred.

In addition, the landing doors installed in the platform on each floor of the building frequently open the door by the electrical malfunction before the landing car arrives at the platform, which always includes the risk of safety accident.

Therefore, in order to solve the above problems, the present invention is one drive installed in the hoist car by engaging the hook formed on both sides of the hoist bar by the operation of the operation bar installed in the hoist car door to engage with the bracket installed on the hoist door. By opening and closing the landing doors installed on all floors inside the building by motors, elevator installation costs can be reduced, construction efficiency can be shortened by greatly improving work efficiency and productivity, and maintenance costs can be reduced. It can reduce the energy required to drive the drive motors in each floor, and improve economics as well as make structural changes to prevent electrical malfunctions. Automatic up / down retractable elevator doors can greatly improve reliability The purpose is to provide a switchgear.

In order to achieve the above object, the present invention is applied to an up / down opening / closing elevator for moving a cargo between floors, and a driving motor is installed on an elevator car on which the cargo is mounted, and the elevator car is driven by the driving motor. In the automatic opening and closing device of the up / down opening / closing elevator door for opening and closing the lifting car door installed at the front and the landing doors installed at the platform of each floor at the same time, it is connected by the drive motor and the belt and is rotated by the rotational force. A first pulley is wound forward, and a first pulley protruding and formed integrally with a locking projection at a rear side thereof; When the first pulley rotates at a predetermined radius by the driving of the driving motor, a plurality of protrusions are integrally formed on the front upper and lower portions so that the locking protrusion is caught and the rotary force can be simultaneously rotated. A second pulley for winding two and third wires, respectively, wherein one end of the second wire is fixed to the weight and the other end of the second wire is fixed to an upper side of the lifting car door; A third pulley configured to allow one end of the third wire wound on the second pulley to be fixed to the weight, and the other end of which is fixed to the upper other side of the elevating car door after being wound up and down a predetermined length; The first roller, which is fixed and installed integrally in front of the lifting car door and is wound up and extended by extending one end of the first wire wound on the first pulley, the other end of the first wire A frame, in which the third and fourth rollers continuously wound up and down are respectively installed on one side of the lower side after winding the second roller installed on one side of the elevator car, and the support rollers are integrally installed in the center of the front surface; An operation bar supported by a support roller installed in the frame and fixed at both ends of the first wire to be integrally flowed to the left / right by driving of a driving motor, and at each side of which an hook is integrally formed to correspond to each other; Brackets are provided on both sides of the rear surface of the landing door to be coupled to the hook according to the left / right flow of the operation bar so that the lifting car door and the landing door can be integrated; It is installed on the other side of the frame is characterized in that it comprises a locking release portion for releasing the locking portion to lock the landing door installed on each floor by the left / right flow to the operation bar so as not to be opened by the external force to open and close the landing door. It is done.

In addition, the locking release portion is fixed to one end hinged to the other end of the frame is rotated, the spring is inserted into the hinge for fixing the fixing plate and the spring to position the fixed plate by its elasticity, and is installed horizontally on the other end of the fixed plate And a bending plate configured to be integrally fixed to the other end of the actuating bar and the actuating bar to be moved forward / backward by the left / right flow of the actuating bar.

As described above, by providing the automatic opening and closing device of the door for opening and closing the elevator of the present invention, it is possible to reduce the installation cost of the elevator, significantly improve the work efficiency and productivity, shorten the construction period, maintenance It can reduce the cost, and above all, it can save the energy required to drive the drive motors in each layer, thereby improving economics and structural changes to prevent electrical malfunctions. It is a useful invention that can greatly improve the consumer's trust by preventing.

1 is a front view of the lifting car door according to the present invention.
Figure 2 is an illustration of the back of the landing door according to the invention.
Figure 3 is an exemplary side view according to the present invention.
Figure 4 is a plan view in accordance with the present invention.
5 is an enlarged side view illustrating the first and second pulleys according to the present invention.
Figure 6 is a plan view showing an enlarged view of the unlocking portion according to the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

As shown, the automatic opening and closing device of the door for opening and closing the elevator of the present invention, the first to third pulleys 100 to 300, the frame 400, the operation bar 500, the bracket 600, the locking It is composed of a large portion 700 and the unlocking portion 800.

First, the up / down open / close elevators are provided with a driving motor M at an upper portion of the elevator car 1, and an elevator car door 10 installed in front of the elevator car 1 by driving the driving motor M. Lifting and lowering the landing door 20 installed in the landings of each floor at the same time to open and close.

The first pulley 100 is connected by the drive motor (M) and the belt (B) is rotated by receiving a rotational force, the first wire (Y1) is wound in the front, the locking projection 110 in the rear What is necessary is just to protrude integrally, and to install it in the upper one side of the said elevator car 1.

When the first pulley 100 rotates at a predetermined radius by the driving of the driving motor M, the second pulley 200 is caught by the locking protrusion 110 to receive the rotational force and rotate at the same time. A plurality of protrusions 210 are integrally formed at the lower part of the lower part, and the second and third wires Y2 and Y3 are wound around each of the second and third wires Y2 and Y3. 30), the other end is to be fixed to the upper side of the lifting car door (10).

The third pulley 300 has one end of the third wire (Y3) wound on the second pulley 200 is fixed to the weight (30), the other end is downwardly extended, the length of the lifting car door What is necessary is just to install in the upper other side of a hoisting car so that it may be fixed to the other upper side of (10).

The frame 400 is provided by bending a metal plate provided in a predetermined thickness and area into a predetermined shape, and is installed to be integrally horizontally in front of the lifting car door 10, and wound around the first pulley 100. One end of the first wire (Y1) is downwardly extended, the first roller (R1) is wound on the upper side is installed, the other end of the first wire (Y1) is extended downwards, one side of the elevator car (1) The third and fourth rollers R3 and R4, which are continuously wound after winding the installed second roller R2, are respectively installed at one lower side thereof, and the support roller 410 is integrally installed at the front center to operate the above. What is necessary is to support the bar 500.

The operation bar 500 is to allow the lifting car door 10 and the landing door 20 to be integrated at the same time by the drive of the drive motor (M), at the same time, to a predetermined length, area and thickness It is provided in the form of a provided metal plate is supported by the support roller 410 installed in the frame 400, both ends of the first wire (Y1) is integrally fixed to the left / right by the drive of the drive motor (M) It is to flow, the hooks 510 are formed on both sides to correspond to each other integrally.

The bracket 600 is coupled to the hook 510 according to the left / right flow of the operation bar 500 so that the lifting car door 10 and the landing door 20 may be integrated. What is necessary is to install them on both sides of a back side.

The locking unit 700 is to prevent the landing door is opened and closed by an external force to prevent the risk of a safety accident, a fixed body 710 fixed to the section steel 22 installed in the landing, and the fixed body 710 The lower portion is hinge-fixed, the upper portion is latched to the holding plate 24 installed on the landing door 20 and the locking portion 800 is installed to be rotated in the middle portion of the clasp (720). It consists of a fixed roller 730 that flows to the front and back by the pressing roller of the), and will be installed on each floor of the platform platform.

The locking release part 800 is installed on the other side of the frame 400 and the operation bar to release the locking part by driving the driving motor so that the landing door can be moved up and down simultaneously with the lifting car door. .

At this time, the locking release portion 800 is fixed to the other end of the frame 400, the hinge is fixed to the fixed plate 810 is rotated, and the hinge fixed to the fixing plate 810 is fixed to the fixed plate 810 Spring 820 for repositioning), a pressing roller 830 horizontally installed at the other end of the fixing plate 810 and the other end of the operation bar 500 is integrally fixed to the footing by the left / right flow It is preferably made of a bending plate 840 for flowing the roller 830 back and forth.

The action of the automatic door opening and closing device according to the present invention in a state in which such a plurality of components are installed at a predetermined position, first, after loading the cargo in the elevator car 1 and reaching the designated floor, the drive motor (M) ) Is driven in one direction to rotate the first pulley (100) connected by the belt (B), is wound up in front of the first pulley (100) and extends downward to the operation via the first roller (R1) The operation bar 500 is supported by the support roller 410 installed at the frame 400 by one wire Y1 having one end fixed to the bar 500, pulled to one side, and both sides of the operation bar 500. Any one hook 510 formed to correspond to each other is coupled to the brackets 600 installed on both sides of the rear surface of the landing door 20 to integrate the lifting car door 10 and the landing door 20.

At the same time, the locking release unit 800 is operated to release the locking unit 700 so that the lifting car door 10 and the landing door 20 can be simultaneously lifted and lowered, the operation of which is the operation bar 500. ), The bending plate 840 installed at the other end of the operation bar 500 flows to one side and pushes the pushing roller 830 installed at the fixed plate 810 hinged to the frame 400 to the front. Since the pressing roller 830 pushes the fixing roller 730 installed on the clasp 720 of the locking part 700, the clasp 720 rotates backward to be separated from the fixing stand 24 installed on the shaping steel 22. The locking of the part 700 is released.

Subsequently, the hook 510 installed on the operation bar 500 is coupled to the bracket 600 installed on the rear surface of the landing door 20 so that the lifting car door 10 and the landing door 20 are integrated. As the driving motor M is continuously driven, the engaging protrusion 110 formed at the rear of the first pulley 100 is caught by the protrusion 210 formed at the front of the second pulley 200 and the second pulley The rotational force is transmitted to the 200 to rotate simultaneously, and the lifting car door 10 by the second and third wires Y2 and Y3 wound around the second pulley 200 and the third pulley 300. ) And the landing door 20 at the same time to raise the interior of the lifting car 1 is to be able to get off the cargo.

On the other hand, when the unloading of the cargo in the elevator car 1 is completed, when the driving motor (M) is rotated in reverse, the first pulley 100 is rotated in the reverse direction at the same time wound on the second pulley (200) The lifting car door 10 and the landing door 20 are simultaneously lowered by the second and third wires Y2 and Y3 thus closing the lifting car 1 and the landing.

When the hoist car 1 and the hoist are completely closed, the motor is wound around the first pulley 100 by continuous reverse rotation of the driving motor M, and downwardly extends to the second roller R2 and the third and third motors. The operation bar 500 is supported by the support roller 410 installed on the frame 400 by the first wire Y1 having the other end fixed to the operation bar 500 via four rollers R3 and R4. And flows to the other side, the hooks 510 formed on both sides of the operation bar 500 are separated from the bracket 600, and the lifting car door 10 and the landing door 20 are separated to lift the lifting car 1. / The descent will be smooth.

The bending bar 840 installed at the other end of the operation bar 500 as the operation bar 500 is returned to its original state by the action of the first wire (Y1) and the operation bar 500 flows to the other side as described above. Returning to its original position, the pressing roller 830 installed on the fixed plate 810 hinged to the frame 400 retreats backward by the elasticity of the spring 820 to fix the roller 730 of the locking part 700. It is not interfered with, the descent of the landing door 20 is fixed to the latch 24 is naturally caught in the clasp 720 is fixed to prevent the landing door 20 to be opened by external force to prevent safety accidents in advance. Will be done.

On the other hand, the present invention is not limited to the above embodiments, and various modifications can be made in the art without departing from the scope of the claims.

1: elevator car 10: elevator car door
20: landing door 22: section steel
24: holder 30: weight
100: first pulley 110: locking projection
200: second pulley 210: protrusion
300: third pulley 400: frame
410: support roller 500: operation bar
510: hook 600: bracket
700: locking part 800: locking release part
810: fixing plate 820: spring
830: pushing roller 840: bending plate
Y1-Y3: 1st-3rd wire R1-R4: 1st-4th roller

Claims (2)

  1. Applied to an up / down open / close elevator for moving cargo between floors, a driving motor (M) is installed at an upper portion of the lifting car (1) on which the cargo is mounted, and the lifting car (1) is driven by the driving motor (M). In the automatic opening and closing device of the up / down opening / closing elevator door to open and close the lifting car door (10) installed in the front and the landing door (20) installed in the landings of each floor at the same time,
    The first pulley is connected to the drive motor (M) and the belt (B) and is rotated by receiving a rotational force, the first wire (Y1) is wound forward, and the locking projection (110) integrally protrudes and formed at the rear. 100;
    When the first pulley 100 rotates at a predetermined radius by the driving of the driving motor M, the locking protrusions 110 are caught, and a plurality of protrusions 210 are provided on the front upper and lower portions so as to receive rotational force and rotate at the same time. ) Is integrally formed, and the second and third wires Y2 and Y3 provided to a predetermined length are respectively wound, and one end of the second wire Y2 is fixed to the weight 30 and the other end is A second pulley 200 to be fixed to the upper one side of the elevating car door 10;
    One end of the third wire (Y3) wound on the second pulley (200) is fixed to the weight 30, the other end is downwardly extended, extended to be wound and then fixed to the upper other side of the lifting car door (10) A third pulley 300 to be able to be;
    One side of the first roller 100 fixed and installed integrally at the front of the lifting car door 10 and having one end of the first wire Y1 wound around the first pulley 100 downwardly and extending. The third and fourth rollers R3 which are installed on the upper side, and the other end of the first wire Y1 are downwardly and extended to wind the second roller R2 installed on one side of the elevator car 1 and are continuously wound. (R4) is respectively installed on one side lower, the frame 400, the support roller 410 is integrally installed in the front center;
    It is supported by the support roller 410 installed in the frame 400, both ends of the first wire (Y1) is integrally fixed and flows to the left / right by the drive of the drive motor (M), each hook on both sides An operation bar 500 in which the 510 is integrally formed to correspond to each other;
    Brackets are installed on both sides of the rear surface of the landing door 20 so that the hook car 510 is coupled with the left / right flow of the operation bar 500 so that the lifting car door 10 and the landing door 20 can be integrated. 600;
    It is installed on the other side of the frame 400 to release the locking unit 700 for locking the landing door 20 installed on each floor by the left / right flow to the operation bar 500 to unlock the landing door Automatic opening and closing device of the door for up and down retractable elevator, characterized in that it comprises a locking release portion 800 to enable the opening and closing of the (20).
  2. According to claim 1, The unlocking portion 800 is fixed to the other end of the frame 400 is hinged fixed to the fixed plate 810 and the fixing plate 810 is inserted into the hinge is fixed to its own elastic A spring 820 for repositioning the fixing plate 810, a pushing roller 830 horizontally installed at the other end of the fixing plate 810, and an operation bar 500 which is integrally fixed to the other end of the operation bar 500. Automatic opening and closing device for the door of the up and down opening and closing elevator, characterized in that consisting of a bending plate (840) for flowing the front and rear by the left / right flow of the pressing roller (830).
KR1020120041909A 2012-04-23 2012-04-23 Up and down type automatic opening and closing elevator door device KR101261586B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020120041909A KR101261586B1 (en) 2012-04-23 2012-04-23 Up and down type automatic opening and closing elevator door device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020120041909A KR101261586B1 (en) 2012-04-23 2012-04-23 Up and down type automatic opening and closing elevator door device

Publications (1)

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KR101261586B1 true KR101261586B1 (en) 2013-05-14

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101534677B1 (en) * 2013-08-07 2015-07-07 남기열 Up and down type automatic opening and closing elevator door device
KR101733219B1 (en) 2017-01-09 2017-05-24 케이알승강기 주식회사 Retractable door-lift system up and down for elevator
KR101960931B1 (en) * 2017-10-31 2019-03-21 누리엔지 엔지니어링(주) Device for clutch doors of a freight elevator
KR101960932B1 (en) * 2017-10-31 2019-03-21 누리엔지 엔지니어링(주) Device for clutch doors of a freight elevator
KR102001905B1 (en) * 2018-01-30 2019-07-19 케이알승강기 주식회사 Operating system of door-lift up and down for elevator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100848516B1 (en) 2008-03-07 2008-07-25 주식회사 세명엘리베이터 Door device for elevator which is open and close by top and bottom
KR100930021B1 (en) 2008-02-01 2009-12-07 주식회사 세명엘리베이터 Up / Down retractable elevator door device
KR101039633B1 (en) 2011-03-28 2011-06-08 주식회사 세명엘리베이터 Device for opening and shutting a door of horizontal move in elevator
KR200458149Y1 (en) 2009-07-22 2012-01-20 주식회사 세명엘리베이터 Installation struture gor guide device of elevator which is opening and shutting top and bottom

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100930021B1 (en) 2008-02-01 2009-12-07 주식회사 세명엘리베이터 Up / Down retractable elevator door device
KR100848516B1 (en) 2008-03-07 2008-07-25 주식회사 세명엘리베이터 Door device for elevator which is open and close by top and bottom
KR200458149Y1 (en) 2009-07-22 2012-01-20 주식회사 세명엘리베이터 Installation struture gor guide device of elevator which is opening and shutting top and bottom
KR101039633B1 (en) 2011-03-28 2011-06-08 주식회사 세명엘리베이터 Device for opening and shutting a door of horizontal move in elevator

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101534677B1 (en) * 2013-08-07 2015-07-07 남기열 Up and down type automatic opening and closing elevator door device
KR101733219B1 (en) 2017-01-09 2017-05-24 케이알승강기 주식회사 Retractable door-lift system up and down for elevator
KR101960931B1 (en) * 2017-10-31 2019-03-21 누리엔지 엔지니어링(주) Device for clutch doors of a freight elevator
KR101960932B1 (en) * 2017-10-31 2019-03-21 누리엔지 엔지니어링(주) Device for clutch doors of a freight elevator
KR102001905B1 (en) * 2018-01-30 2019-07-19 케이알승강기 주식회사 Operating system of door-lift up and down for elevator

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