KR101220502B1 - Apparatus for rocking of elevator hatch door - Google Patents

Abstract

The cage door locking device according to the present invention includes a first cage door and a second cage door which are opened and closed by moving in opposite directions to each other, a first hanger plate coupled to the top surface of the first cage door, and an upper surface of the second cage door. A second hanger plate coupled to the inner side of the hoistway, a header case coupled to the hanger rails for guiding the first and second hanger plates on one side thereof, a first latch fixed to one side of the header case, first And an interlock body portion fixed to one surface of the first hanger plate, and an interlock body portion fixed to one surface of the second hanger plate to maintain or release the locked state with the first and second latches. At this time, the interlock body portion, the first latch to maintain the locked state through the engagement with the first latch, the second latch to maintain the locked state through the engagement with the second latch, and the position of the first and second clasps The first and second interlock rollers for rotating the interlock body part are coupled to move to the position for maintaining or releasing the locked state.

Description

Platform door lock {APPARATUS FOR ROCKING OF ELEVATOR HATCH DOOR}

The present invention relates to an elevator door locking device, and more particularly, to an elevator door locking device that maintains an elevator door in a closed state such that the elevator door is opened and closed only upon arrival of an elevator-car.

In an elevator system, when a user calls an elevator car, the elevator car moves to the lifting floor, and the door of the elevator car is opened and closed. At this time, the entrance door device of each lifting floor is provided with the door door apparatus which opens and closes in connection with the opening / closing operation | movement of an elevator car.

Such a boarding door device includes a boarding door that opens and closes by operating at both sides, and is designed to prevent a safety accident such as a user's fall or a foot jam by maintaining the closed door in a situation other than the operation of the elevator car. It is.

By the way, in general, in the boarding door device, when one boarding door of the two boarding doors is operated, the other boarding door is designed to operate in conjunction.

In this case, the conventional landing door device is configured to lock only one landing door of both landing doors, and the other landing door maintains a closed state according to the linkage.

However, in the case where the remaining landing doors are kept closed by the lock processing of one of the landing doors of the two landing doors, the landing door is kept closed when the member controlling the interlocking of the two landing doors is damaged or broken. There was a problem that the departure and opening of the can occur.

The present invention provides an improved boarding door lock device that can be interlocked only when the door of the elevator car is opened and closed in the boarding door device, and can lock both boarding doors so that the boarding door is normally closed.

The present invention is to solve the above-described problems, an embodiment of the present invention is an elevator door lock device that can lock both the entrance doors of the entrance door device that is opened and closed in conjunction with the door movement of the elevator car in a closed state To provide.

In addition, an embodiment of the present invention is to provide a landing door locking device that prevents the two landing doors in the locked state is separated from the central portion of the hatch or the gap between the landing doors.

As a technical means for achieving the above-described technical problem, the seungjang door lock device according to an aspect of the present invention, the first seungjang door and the second seungjang door that is opened and closed by moving in opposite directions; A first hanger plate coupled to an upper surface of the first landing door; A second hanger plate coupled to an upper surface of the second landing door; A header case installed on one inner surface of a hoistway and having a hanger rail coupled to one surface thereof to guide the first and second hanger plates; A first latch fixed to one surface of the header case; A second latch fixed to one surface of the first hanger plate; And an interlock body part fixed to one surface of the second hanger plate to maintain or release the locked state with the first and second catches, wherein the interlock body part is locked by fastening with the first catch. A first clasp for holding a second clasp, a second clasp for maintaining a locked state through engagement with the second clasp, and the interlock so that the positions of the first and second clasps are moved to a position for maintaining or releasing the locked state; The first and second interlock rollers for rotating the body portion are engaged.

According to the above-described problem solving means of the present invention, by providing a locking member that can maintain a locked state on both landing doors, it is possible to safely lock the landing door even in the event of damage or failure of the interlocking control members of both landing doors. have.

 In addition, according to the problem solving means of the present invention, it is possible to prevent the safety accident by the deviation of the landing door by locking the two landing doors to be fixed to the center of the header case and the other landing door, respectively.

In addition, according to the problem solving means of the present invention, it is possible to increase the tightening force between the locking members provided on both landing doors by the door closer acting in the closing direction of the landing door, and to prevent the gap between the landing doors from occurring. have.

1 is a view showing a closed state of the boarding door in the boarding door device according to an embodiment of the present invention.
2 is a view showing an open state of the boarding door in the boarding door device according to an embodiment of the present invention.
3 is a view showing the configuration of the landing door lock device according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention to be easily implemented by those skilled in the art. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. In the drawings, parts irrelevant to the description are omitted in order to clearly describe the present invention, and like reference numerals designate like parts throughout the specification.

Throughout the specification, when a part is said to "include" a certain component, it means that it can further include other components, without excluding other components unless specifically stated otherwise.

1 is a view showing a closed state of the boarding door in the boarding door device according to an embodiment of the present invention.

At this time, Figure 1 shows the boarding door device including the boarding door lock device 10 according to an embodiment of the present invention.

As shown in FIG. 1, the boarding door device according to an embodiment of the present invention includes a first boarding door 200, a second boarding door 210, a door closer 220, a door shoe 230, and a boarding compartment. 240, the first hanger plate 300, the second hanger plate 310, the first hanger roller 320, the second hanger roller 330, the boarding door lock 10, the header case 400 , Hanger rail 410, the interlocking rope roller 420, and comprises a linking rope (430, 431).

In the boarding door device according to an embodiment of the present invention, the header case 400 serving as a case is installed on one side of the inside of the hoistway in which an elevator car (not shown) is operated, and corresponds to the hoisting position of each hoisting floor. Is installed in position.

One surface of the header case 400 is fixedly coupled to the hanger rail 410 for guiding the movement of the first and second landing doors 200 and 210.

The first hanger plate 300 is coupled to an upper portion of the first pedestrian door 200, and the second hanger plate 310 is coupled to an upper portion of the second pedestrian door 210. At this time, the first and second hanger plate 310 is moved on the hanger rail 410 through the first hanger roller 320, the second hanger roller 330, respectively.

The interlocking rope rollers 420 are fixed to both ends of the header case 400, and the interlocking ropes 430 and 431 are constrained to the interlocking rope rollers 420. The first hanger plate 300 is fixedly connected to the upper linkage rope 430 among the linkage ropes 430 and 431, and the second hanger plate 310 is fixedly connected to the lower linkage rope 431.

Therefore, when opening / closing the landing door, the first and second landing doors 200 and 210 are moved by the force in opposite directions by the movement of the interlocking ropes 430 and 431 to perform the opening and closing operation. For reference, the second hanger plate 310 may be fixedly fastened to the upper linkage rope 430, and the first hanger plate 300 may be fixed to the lower linkage rope 431.

The door closer 220 is fixed to one of the first and second boarding doors 200 and 210. For reference, FIG. 1 shows that the door closer 220 according to the embodiment of the present invention is fixed to the first boarding door 200.

Specifically, one end of the door closer 220 is fixed to the first boarding door 200 and the other end is fixed to the header case 400. And, the door closer 220 is composed of an elastic body (for example, a spring), and acts an elastic force so that the first landing door 200 receives a force in the closing direction.

The door shoe 230 is fastened to the lower portions of the first and second boarding doors 200 and 210, and the door shoe 230 is coupled to the groove of the boarding room 240. For reference, the door shoe 230 may be a shock absorbing member, and slides when the first and second landing doors 200 and 210 are moved. In this case, the boarding room 240 guides the departure of the first boarding door 200 and the second boarding door 210.

The boarding door locking device 10 includes components for locking both boarding doors so that the first and second boarding doors 200 and 210 can be kept closed.

On the other hand, in the boarding door device according to an embodiment of the present invention, when both doors of the elevator car (not shown) is opened or closed, the first and second boarding doors (200, 210) are also linked to open and close.

Specifically, in an elevator system (not shown), after the elevator car arrives at a predetermined lifting floor, the motor of the elevator car is driven to open and close the door of the elevator car. At this time, the boarding door is opened / closed in association with the opening / closing movement by the driving force of the door of the elevator car.

The opening / closing operation of the first and second landing doors 200 and 210 and the landing door locking device 10 will be described in detail with reference to FIGS. 2 and 3.

2 is a view showing an open state of the boarding door in the boarding door device according to an embodiment of the present invention.

3 is a view showing the configuration of the boarding door lock device according to an embodiment of the present invention.

First, referring to Figure 3 (a) will be described in detail with respect to the configuration of the landing door lock device 10 according to an embodiment of the present invention.

As shown in (a) of FIG. 3, the door lock device 10 according to an embodiment of the present invention includes an interlock body 100, a latch 110, a latch 120, a switch 130, and a door contact. The part 140, the auxiliary clasp 150, the auxiliary clasp 160, the first interlock roller 170, and the second interlock roller 180 are included.

1 to 3, the interlock body part 100, the clasp 110, the door contact part 140, the auxiliary clasp 150, and the first door lock device 10 according to the embodiment of the present invention. The first interlock roller 170 and the second interlock roller 180 are coupled to one surface of the first hanger plate 300. In addition, the latch 120, the switch 130, and the auxiliary latch 160 are shown to be fixed to the header case 400.

Specifically, as shown in (a) of FIG. 3, the clasp 110 and the auxiliary clasp 150 are coupled to one end of the interlock body part 100, and the first and the first surfaces of the interlock body part 100. The two interlock rollers 170 and 180 are coupled to be spaced apart from each other by a predetermined interval.

The clasp 110 protrudes from the interlock body part 100 toward the center of the header case 400, and a door contact part 140 is formed at the end of the clasp 110. In addition, the auxiliary clasp 150 is coupled to the upper surface of the clasp 110 so as to extend from the clasp 110 toward the center of the header case 400. At this time, the length of the auxiliary clasp 150 is formed to a sufficient length to be caught on the auxiliary latch 160 is coupled to one side of the other hanger plate when the door is closed. In addition, the clasp 110 and the auxiliary clasp 150 are bent to be caught by the latch 120 and the auxiliary latch 160, respectively.

The latch 120 is fixed to the header case 400, so that the latch 110 is caught and locked when the landing door is closed. For reference, the door lock device 10 according to an embodiment of the present invention has been shown that the latch 120 is fixed to the center portion of the header case 400.

In addition, the auxiliary latch 160 is fixed to one surface of the opposite hanger play of the hanger plate to which the interlock body part 100 is coupled. That is, in one embodiment of the present invention has been shown that the auxiliary latch 160 is fixed to the second hanger plate 310. At this time, the auxiliary latch 160 is locked so that the auxiliary clasp 150 is locked when the landing door is closed. In addition, the clasp 120 and the auxiliary clasp 160 protrude from one side of the header case 400 and one side of the second hanger plate 310 so that the clasp 110 and the auxiliary clasp 150 can be caught, respectively. Are combined.

The switch 130 is fixed to the header case 400 and comes into contact with the door contact 140 formed at one end of the latch 110 when the boarding door is closed. In this case, it is possible to check whether the boarding door is opened / closed according to whether the switch 130 and the door contact unit 140 are connected. For reference, as shown in Figures 1 to 3, the switch 130 according to an embodiment of the present invention may be configured integrally with a catch portion including a catch 120, the catch portion header case 400 Can be fixedly installed in the center of the.

Meanwhile, in the elevator system (not shown), the elevator car (not shown) moves to the target floor according to the set target floor signal. In this case, the car doorben 500 is fixedly coupled to the door of the elevator car, and when the elevator arrives at the lift floor, the car door ben 500 is the first interlock of the boarding door lock device 10 installed at the lift floor. It is positioned in the form of being sandwiched between the roller 170 and the second interlock roller 180.

In this state, as shown in FIG. 2, when the car door ben 500 moves, the first hanger plate 300 moves together and the first boarding door 200 is opened. At this time, the upper linkage rope 430 is moved by the movement of the first boarding door 200, and at the same time the lower linkage rope 431 is moved in the opposite direction of the movement of the upper linkage rope 430. Accordingly, the second hanger plate 310 coupled to the lower linkage rope 431 is moved to open the second landing door 210.

At this time, the boarding door lock device 10 according to an embodiment of the present invention is in the unlocked state in both boarding door lock state.

Specifically, as shown in (b) of FIG. 3, when the door of the elevator car is opened, the car door ben 500 and the second interlock roller 180 come into contact with the movement of the car door ben 500. Then, as the car doorben 500 continuously moves in the direction in which the door of the elevator car is opened, the second interlock roller 180 is pushed in the direction in which the landing door is opened.

Then, the latch 110 and the auxiliary latch 150 are fastened and separated from the latch 120 and the auxiliary latch 160 by the rotational movement of the first interlock roller 170, respectively, so that the first and second landing doors 200, 210 is in the unlocked state.

2 and 3 (b), while the interlock body portion 100 rotates in the clockwise direction, the latch 110 is unlocked in a state in which the height of the latch 120 is exceeded, so that the first boarding door 200 is closed. Indicated to be opened.

At this time, the first hanger plate 300 to which the interlock body part 100 is coupled is linked to the movement of the car door ben 500 so that the first boarding door 200 is opened. When the first boarding door 200 is opened, the second boarding door 210 is simultaneously opened by the interlocking ropes 430 and 431.

On the contrary, when the door of the elevator car is closed in order to start from the elevator floor where the elevator car is stopped, the car door ben 500 moves in the closing direction. At this time, the first and second landing doors 200 and 210 are also closed by the first and second interlock rollers 170 and 180 interlocked with the car door ben 500.

In this case, the boarding door lock device 10 according to an embodiment of the present invention maintains the locked state of both boarding doors after both boarding doors are closed.

Specifically, as shown in (a) of FIG. 3, when the car door ben 500 moves in the closing direction to the final closed position, the car door ben 500 includes the first and second interlock rollers 170 and 180. ) Is located at the center between the first and second interlock rollers 170 and 180. Then, the clasp 110 and the auxiliary clasp 150 are lowered in the direction of the clasp 120 and the auxiliary clasp 160 by their own weight, and are fastened to the clasp 120 and the auxiliary clasp 160, respectively. That is, in one embodiment of the present invention has been shown that the clasp 110 and the auxiliary clasp 150 is lowered and fastened in the upper direction of the clasp 120 and the auxiliary clasp 160, respectively.

For reference, in the exemplary embodiment of the present invention, the clasp 110 and the auxiliary clasp 150 are shown to slide along the inclined surfaces of the clasp 120 and the auxiliary clasp 160, respectively. In this case, the front surface of the clasp 110 and the auxiliary clasp 150 and the upper one side of the clasp 120 and the auxiliary clasp 160 may be configured to be bent or inclined to facilitate sliding fastening with each other.

On the other hand, the final closed position is a position that the force of the car door ben 500 does not reach. At this time, the first and second landing doors 200 and 210 are forced in the closing direction by the closing direction elastic force of the door closer 220 to be completely closed. Accordingly, the clasp 110 and the auxiliary clasp 150 are completely fastened to the clasp 120 and the auxiliary clasp 160 to maintain a locked state.

Thereafter, the elevator car starts while the two landing doors are kept locked.

As such, when the landing door is closed by the boarding door lock device 10 according to an embodiment of the present invention, both boarding doors are fixed to the header case 400 and the other boarding door to maintain a locked state.

Therefore, even if a failure occurs due to the wear of the interlocking ropes 430 and 431 or the bolting of the header case 400 and the interlocking rope roller 420, etc., the first and second landing doors 200 and 210 may be used. All of them are locked. That is, it is possible to prevent a situation in which either of the boarding doors are opened arbitrarily after the elevator car starts. In addition, it is possible to ensure the safety of the passenger by preventing the situation that the gap between the landing door or the hatchway and the landing door is separated from the center portion of the landing door is set.

The foregoing description of the present invention is intended for illustration, and it will be understood by those skilled in the art that the present invention may be easily modified in other specific forms without changing the technical spirit or essential features of the present invention. will be. Therefore, it should be understood that the exemplary embodiments described above are exemplary in all respects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is shown by the following claims rather than the above description, and all changes or modifications derived from the meaning and scope of the claims and their equivalents should be construed as being included in the scope of the present invention. do.

10: boarding door lock 100: interlock body portion
110: clasp 120: clasp
130: switch 140: door contact
150: secondary latch 160: secondary latch
170: first interlock roller 180: second interlock roller
200: first boarding door 210: second boarding door
220: door closer 230: door shoe
240: boarding room 300: first hanger plate
310: second hanger plate 320: first hanger roller
330: second hanger roller 400: header case
410: hanger rail 420: interlocking rope roller
430, 431: interlocking rope

Claims (9)

Claims [1]
A first boarding door and a second boarding door that open and close by moving in opposite directions;
A first hanger plate coupled to an upper surface of the first landing door;
A second hanger plate coupled to an upper surface of the second landing door;
A header case installed on one inner surface of a hoistway and having a hanger rail coupled to one surface thereof to guide the first and second hanger plates;
A first latch fixed to one surface of the header case;
A second latch fixed to one surface of the first hanger plate; And
Is fixed to one surface of the second hanger plate, including an interlock body portion for maintaining or releasing the locked state with the first and second latch,
The interlock body part,
The first latch to maintain the locked state through the engagement with the first latch, the second latch to maintain the locked state through the engagement with the second latch, and the position of the first and second clasps is the locked state. First and second interlock rollers for rotating the interlock body part to be moved to a position for holding or releasing the
The first and second interlock rollers,
The door lock device of the elevator door is installed on the door of the elevator car is spaced apart from each other by a predetermined distance so as to be located between the first and second interlock rollers. The method of claim 1,
The interlocking main body part is a door lock device of the elevator door to rotate by the driving force of the elevator car door. The method of claim 1,
And a door closer having one end fixed to one surface of the header case and the other end fixed to one surface of the second landing door, and an elastic force acting in the closing direction of the second landing door. The method of claim 1,
The first latch is formed to protrude from the one end of the interlock body portion toward the center of the header case,
And the second clasp is coupled to an upper surface of the first clasp so as to extend from one end of the first clasp in the direction of the second clasp. The method of claim 1,
The first and second clasps are bent to catch the first and second clasps, respectively.
The first latch is coupled to protrude from one surface of the header case, and the second latch is coupled to protrude from one surface of the first hanger plate lock door. The method of claim 1,
One surface facing the direction in which the second landing door of the first clasp is closed and one surface facing the opening direction of the second landing door of the first clasp are inclined to correspond to each other,
One side of the second clasp in the direction in which the second landing door closes, and one side in the direction of the opening of the second landing door of the second clasp is inclined to correspond to each other. delete The method of claim 1,
Further comprising a switch for determining the door opening and closing fixed to one side of the header case,
The door lock part of the board | substrate which connects with the said switch in one end of the said switch direction of the said 1st latching protrusion is formed. The method of claim 1,
An interlocking rope roller fixed to both sides of the header case; And
Constrained by the linkage rope roller further comprises a linkage rope divided into upper and lower,
The first hanger plate is fixedly connected to an upper portion of the interlocking rope, and the second hanger plate is fixedly connected to a lower portion of the interlocking rope so that the first and second hanger plates are opposite to each other when the interlocking rope is rolled. Moving boarding door lock.

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