KR200470880Y1 - Elevator door clutch having lock for car door - Google Patents

Abstract

The present invention relates to a clutch of an elevator having a car door locking device, the purpose of which is to lock the car door from the landing side by additionally installing a release lever on the actuator cam side in the car door locking device having a specific structure provided in the elevator clutch It is to provide a clutch of an elevator having a car door lock device that can be released easily.
To this end, the clutch of the elevator having a door locking device according to the present invention, the clutch base is installed on the car door panel of the elevator, the front and rear end of the clutch base is provided with a moving cam and a fixed cam, respectively, The moving cam roller is installed at a certain point of the moving cam, and the moving cam roller is selectively applied to the clutch structure of the elevator configured to intermittently rotate, and the rotatable state of the clutch base corresponding to the fixed cam and the moving cam. Actuator cam coupled to; A keeper whose front side is formed in a “┓” shape and rotatably installed at an upper end of the actuator cam, and a front end of which a keeper protrudes downward; A hook installed at a predetermined point of the door driving device corresponding to the keeper, the hook having a hook shape; In the clutch of the elevator having a car door locking device further comprises a switch unit installed in the door drive device adjacent to the hook to selectively contact the contact of the keeper, the lower side of the actuator cam is provided in the actuator cam It is configured to be equipped with a release lever for operating by applying an external force.

Description

Clutch for elevators with car door locks {ELEVATOR DOOR CLUTCH HAVING LOCK FOR CAR DOOR}

The present invention relates to a clutch of an elevator having a car door locking device, and more particularly, the release lever is provided to the car door locking device provided in the clutch of the elevator so that the car door of the elevator car can be opened and closed simultaneously with the landing door. The present invention relates to a clutch of an elevator having a car door locking device which is further mounted and configured.

      In general, the elevator car provided in the elevator device is provided with a car door that is selectively opened and closed, and the lifting door of the elevator platform of each floor of the building opening and closing in conjunction with the car door while allowing passengers to get on and off the floor. Is installed.

      At this time, the car door and the lifting door is configured to be integrally operated by one power in order to simplify the structure of the device and increase the economic efficiency, for this purpose, the elevator device is provided with a clutch device to stop the elevator car on any floor In one state, the card door and the boarding door may be connected.

      On the other hand, when the elevator car is stopped in a state in which the elevator car is out of the designated stop position during the operation of the elevator device as described above, if the elevator door is opened manually, there is a risk that the passengers fall into the elevator road, and the locking device is essential for the elevator door. When the passenger of the elevator car arbitrarily opens the door and attempts to escape, there is a risk of falling into the space between the elevator and the wall, so that a door lock device is prevented.

      Here, the conventional car door lock device installs a cam on each stop floor of the building, and installs an electromagnet on the elevator car to detect the misalignment between the floor of the elevator car and the floor of the platform to control whether the door is locked. Or the clutch installed in the car door is used to hold the roller mounted on the landing door and open and close the body integrally so that the level of the floor and the floor of the elevator car is within the standard value. A method of allowing the roller to engage is used.

However, in the former case, the cost of the parts increases and there is a risk of failure, and a problem arises in that the cams must be installed and adjusted in each lifting floor. As soon as it is opened, it protrudes at the same time as the roller on the boarding side to stop the locking operation. In the absence of a roller, the car door is locked while protruding. This method does not precisely adjust the length of the roller forward and backward. In this case, a malfunction occurs, which causes a problem of locking the car door even in a section where the level of the elevator car and the floor of the platform is correct.

Accordingly, the present applicant to solve the conventional problems as described above, through the Korean Patent No. 10-0903971, "the clutch base is installed in the car door panel of the elevator, and the front and rear ends of the clutch base, respectively In addition, the moving cam and the fixed cam is installed, and the fixed cam and the moving cam in the clutch structure of the elevator that the rotating cam is selectively controlled on the moving cam roller while the moving cam roller is installed at a predetermined point of the moving cam. An actuator cam rotatably coupled to a clutch base corresponding to the space between the actuator cam and a front surface of the actuator cam rotatably installed at an upper end of the actuator cam, and a front end protruding from the front end of the actuator cam. A keeper formed at a predetermined point of the door driving device corresponding to the keeper, And a hook configured to have a hook shape; and a switch unit installed on a door driving device adjacent to the hook to be selectively contacted to a contact point of the keeper. The clutch structure of an elevator has been registered.

However, in the clutch structure of an elevator provided with the conventional car door lock as described above, the mechanical car door lock device has a problem caused by a predetermined cause while the car is located in the level zone on each floor. The problem of not being easy to release the car door lock on the boarding side.

Therefore, the present invention has been devised to improve the conventional problems as described above, the present invention is to install a release lever on the actuator cam side in the car door lock device having a specific structure provided in the elevator clutch in the boarding side It is an object of the present invention to provide a clutch of an elevator equipped with a car door lock device that allows the car door lock device to be easily released.

      Clutch of the elevator equipped with a door lock device according to the present invention for achieving the object as described above, the clutch base is installed on the car door panel of the elevator, the front end and the rear end of the clutch base respectively fixed with a moving cam In addition to the cam is installed, the moving cam roller is installed at a predetermined point of the moving cam is applied to the clutch structure of the elevator is configured to selectively control the rotary cam to the moving cam roller, the corresponding between the fixed cam and the moving cam An actuator cam coupled to the clutch base in a rotatable state; A keeper whose front side is formed in a “┓” shape and rotatably installed at an upper end of the actuator cam, and a front end of which a keeper protrudes downward; A hook installed at a predetermined point of the door driving device corresponding to the keeper, the hook having a hook shape; In the clutch of the elevator having a car door locking device further comprising a switch unit installed in the door drive device adjacent to the hook to selectively contact the contact of the keeper, the lower side of the actuator cam is provided in the actuator cam It is characterized in that the release lever for operating by applying an external force.

" 형상을 갖도록 형성되어, 후단부 측이 상기 액츄에이터캠에 고정 설치됨과 아울러, 전단부 측은 상기 고정캠의 전방에 위치하도록 이루어진 것을 특징으로 한다.Preferably, the release lever has a front face "

"Is formed to have a shape, the rear end side is fixed to the actuator cam, and the front end side is characterized in that it is made to be located in front of the fixed cam.

      According to the present invention made as described above, in the car door locking device having a specific structure provided in the elevator clutch, by additionally mounting a release lever on the actuator cam side, easy to operate the car door locking device from the landing side simply by simple operation There is an effect that can be released, through which the effect of providing time savings and convenience during the maintenance of the elevator and rescue of passengers.

1 is a front view showing the overall configuration of an elevator car door to which a clutch structure of an elevator having a conventional car door lock device is applied;
Figure 2 is an enlarged view of a portion of Figure 1 showing a clutch structure of an elevator with a conventional door lock,
3A and 3B are views schematically showing an operating state of a clutch structure of an elevator having a conventional car door locking device;
4 is a view showing the configuration of an elevator clutch having a car door lock according to the present invention,
5 is a view showing an operating state of the elevator clutch having a car door lock according to the present invention.

      Hereinafter, the present invention configured as described above will be described in detail with reference to the drawings.

      First, the clutch of the elevator having a car door lock device according to the present invention, by installing the release lever 90 integrally on the actuator cam 30 side of the car door lock device provided in the elevator clutch, the car door from the boarding side Implemented to easily unlock the lock.

      As is well known, the structure of the clutch 300 provided in the pair of car doors 100 to be opened and closed on both sides for the passengers to get on and off the elevator car, the pair of the car doors In a state where the clutch base 10 having a predetermined shape is installed on an upper side of one panel constituting the 100, the moving cam 40 having a predetermined length in the vertical direction protrudes from the front end side of the front surface of the clutch base 10. The moving cam roller 42 is installed at a predetermined point of the moving cam 40, and the first rotating member 44 is installed at the upper and lower sides of the moving cam roller 42, respectively. Each first rotating member 44 is connected to the second rotating member 12 formed in the clutch base 10 in a diagonal direction having a predetermined angle with the first rotating member 44 via a predetermined connecting member.

      In addition, the clutch base 10 has a rotation cam 50 having a recessed groove 52 formed thereon so that the moving cam roller 42 is intermittently formed on one side of an upper edge of the body. It is configured to selectively rotate via a pickup cam 60 formed on the clutch base 10 and a pickup plate 70 connecting the pickup cam 60 and the rotary cam 50 to each other.

      In addition, while the roller 62 is installed on the upper end side of the pickup plate 70, the roller 62 is configured to be movable downward to the right side along the curved surface of the pickup cam 60, and the pickup plate 70. Both ends of the spring 72 are respectively coupled to the upper predetermined point of the clutch base 10 and the link base connected to the roller 62 by the action of the pickup plate 70 by the elastic force of the spring 72. 64) is configured to be movable counterclockwise.

       In addition, the upper surface of the pickup cam 60 is formed with a projection 66, the roller 62 is randomly flows when the power is turned off at the side of the card door 100, the door door 100 is opened. It is configured to prevent.

      On the other hand, the fixed cam 20 is installed on the front rear end side of the clutch base 10, the actuator cam 30 is installed between the fixed cam 20 and the moving cam 40 in a flowable state, At the upper end side of the actuator cam 30, a keeper 32 is formed at the front end portion with a locking protrusion 34 protruding downward in a state in which the front face is formed in a substantially “┓” shape.

      In addition, the front end side of the keeper 32 is provided with a contact made of a conductor such as silver after the insulator 36 is extended.

      In addition, a hook 82 having a hook shape is formed at a predetermined point of the door driving apparatus 200 to correspond to the keeper 32, and the keeper is provided at the door driving apparatus 200 in which the hook 82 is installed. The switch unit 80 is configured to be selectively contact-coupled with the (32).

      On the other hand, according to the present invention, the actuator cam 30 is configured to be integrally fixed to the release lever 90 for manually operating by applying an external force to the actuator cam 30 side.

" 형상을 갖도록 이루어진 상태에서, 그 몸체의 후단부 측이 상기 액츄에이터캠(30)의 하측부분 후면에 고정 설치되고, 그 몸체의 전단부 측은 상기 고정캠(20)의 전방에 위치하여 작업자가 파지할 수 있도록 이루어진다.At this time, the release lever 900 is approximately "

"In a state configured to have a shape, the rear end side of the body is fixed to the rear of the lower portion of the actuator cam 30, the front end side of the body is located in front of the fixed cam 20, the operator grips It is done to do that.

      The release lever 90 has a very simple structure, and can be applied to the clutch equipped with a conventional mechanical door lock device through a simple operation, as well as to easily release the car door lock device through this. It becomes the number.

      Next, the operation of the present invention configured as described above will be described in detail with reference to FIGS. 1 to 5.

      In the state where the elevator clutch with a car door lock device according to the present invention is configured on the card door side of the elevator device, when the elevator car stops at a normal position, the fixed cam ( The roller 400 of the landing door is positioned between the moving cam 40 and the moving cam 40, and the keeper 32 of the actuator cam 30 and the hook 82 of the door driving device 200 remain locked to each other. While maintaining the state through the contact of the switch unit 80.

      Thereafter, when the door driving device 200 on the side of the card door 100 is operated to open the card door 100 and the landing door, the fixed cam 20 moves to the right by a predetermined distance. The actuator cam 30 moves to the left direction while recognizing the roller 400 side of the landing door, and the keeper 32 connected to the upper end side of the actuator cam 30 in a clockwise direction. While rotating, the locked state with the hook 82 is released, whereby the contact of the switch unit 80 is dropped.

      In addition, at the same time the roller 62 located on the upper portion of the pickup cam 60 is moved to the lower right side along the curved surface of the upper end of the pickup cam 60, the clutch base 10 and the pickup plate ( The link 64 connected to the roller 62 is rotated counterclockwise by the action of the spring 72 coupled to both ends 70.

      At this time, an external force is applied to the pickup plate 70 connected to the spring 72 and the link 64 so as to face downward, so that the rotary cam 50 configured at the lower end side thereof rotates clockwise. Will be authorized.

      In addition, the moving cam roller 42 in contact with the concave groove 52 of the rotary cam 50 is moved upward according to the clockwise rotation of the rotary cam 50, thereby moving Since the cam 40 also moves to the left by a predetermined distance, the distance between the actuator cam 30 and the moving cam 40 coincides with the diameter of the roller 400 of the landing door, and thus the door driving device 200. As a result, the opening operation of the card door 100 is completed.

      At this time, the roller 400 of the lift door is restrained by the elevator clutch device and moves integrally, so that the elevator car door 100 and the lift door may be opened integrally by the operation of the lift door roller 400. Will be.

      Therefore, as described above, when the car door 100 and the elevating door of the elevator device are opened and closed at the same time, when the elevator car is not in the designated position, the door door 100 cannot be opened. It is possible to secure the safety of the passenger by preventing the passenger from escaping arbitrarily by artificially opening the door.

      That is, when the elevator car is not stopped at the designated position of the platform (when the landing door roller 400 is not located between the fixed cam 20 and the moving cam 40), the fixed cam 20 moves to the right direction. When the actuator cam 30 does not recognize the side of the riding door roller 400 when moving, the actuator cam 30 does not perform any operation, thereby keeping the keeper of the actuator cam 30. 32) it is also kept locked to the hook (82).

      In addition, even when the car door 100 of the elevator car is partially flowed, since the keeper 32 and the hook 82 remain locked to each other, the car door 100 is no longer opened and locked. Will be able to maintain.

On the other hand, in a clutch of an elevator having a car door locking device to which the structure described above is applied, if a problem occurs due to a predetermined cause while the car is located in the level zone on each floor, the card door locking device is arbitrarily selected on the boarding side. In the releasing operation, as the operator applies an external force in the direction of the arrow to the release lever 90 side, as shown in FIG. 5, the actuator cam 30 is applied to the external force applied to the release lever 90 side. In addition, while the keeper 32 is rotated in the clockwise direction, the locked state with the hook 82 is released.

On the other hand, even if the modified embodiments other than the contents described in the present invention is not to be understood individually from the technical spirit or prospects of the present invention, it goes without saying that belongs to the claims attached to the present invention.

10: clutch base, 12: second rotating member,
20: fixed cam, 30: actuator cam,
32: Keeper, 34: Jamming,
36: insulator, 40: moving cam,
42: moving cam roller, 44: first rotating member,
50: rotating cam, 52: recessed groove,
60: pickup cam, 62: roller,
64: link, 66: threshold,
70: pickup plate, 72: spring,
80: switch portion, 82: hook,
90: release lever, 100: cardor,
200: door drive, 300: clutch,
400: riding door roller.

Claims (2)

A clutch base is installed on the car door panel of the elevator, and a moving cam and a fixed cam are respectively installed at the front and rear ends of the clutch base, and a moving cam roller is installed at a predetermined point of the moving cam. An actuator cam selectively applied to the clutch structure of the elevator configured to intermittently rotate the cam, the actuator cam being rotatably coupled to the clutch base corresponding to the fixed cam and the moving cam; A keeper whose front side is formed in a “┓” shape and rotatably installed at an upper end of the actuator cam, and a front end of which a keeper protrudes downward; A hook installed at a predetermined point of the door driving device corresponding to the keeper, the hook having a hook shape; In the clutch of the elevator having a car door lock device further comprising a switch unit installed in the door drive device adjacent to the hook to selectively contact the contact of the keeper,
On the lower rear side of the actuator cam, a release lever for operating by applying an external force to the actuator cam,
The release lever has its front face "

"Is formed to have a shape, the rear end side is fixed to the actuator cam, the front end side is an clutch of the elevator with a car door lock, characterized in that it is made to be located in front of the fixed cam. delete

Images