KR102643829B1 - Elevator door sill cleaning device - Google Patents

Abstract

An elevator door seal cleaning device is disclosed. The elevator door seal cleaning device is installed on the lower part of at least one of a car door provided in an elevator car and a platform door provided on a platform, and is driven when the car door or the platform door is opened and the car door or the platform door is opened. It operates in conjunction with the car door or the landing door to stop at the point when the door is closed, and guides the car side door sill or the landing door that guides the car door while moving along the car door or the landing door. It is configured to suck foreign substances from the door seal on the hall side.

Description

ELEVATOR DOOR SILL CLEANING DEVICE}

The present invention relates to an elevator door sill cleaning device, and more specifically, to an elevator door sill cleaning device that can suction and remove foreign substances from the door sill that guides the platform door and car door.

In general, as shown in Figures 1 and 2, an elevator is equipped with a landing door (1) on the landing side in which a landing door device (2) is coupled to the upper part and a guide shoe (3) is formed on the lower side, and the elevator car At the entrance of (4), a car door device (6) is coupled to the upper side, and a car door (5) with a guide shoe (7) installed is installed on the lower side.

An interlock device (8) is provided between the platform door (1) and the upper part of the car door (5), and the car door motor (9) installed at the upper part of the elevator car (4) has a door vane (10). It is combined with the car door device (6).

On the lower surfaces of the platform door 1 and the car door 5, guide grooves 11a and 12a are formed in the hall side door sill 11 and the car side door sill 12, respectively.

In an elevator configured in this way, when the hall button is pressed on the platform side, the car door motor (9) is operated by a door open command, and the car door device (6) moves the car door (5) to guide the car door (5). As the shoe 7 moves along the guide groove 12a, the entrance of the elevator car 4 is opened, and at the same time, the door vane 10 coupled to the car door 5 moves, so that the door vane 10 By unlocking this interlock device (8), the landing door (1) is also opened as the guide shoe (3) moves along the guide groove (11a) of the door seal (11) on the hall side.

In such an elevator, when the platform door (1) and the car door (5) are opened and closed, foreign substances become stuck in the hall-side door seal (11) and the car-side door seal (12) that guide the movement of the guide shoes (3, 7). If there is, there is a problem that an obstacle occurs in the sliding movement of the platform door (1) and the car door (5).

To solve this problem, a device that prevents foreign substances from entering the inside of the door seal, such as Korea Registered Utility Model No. 20-0447532, “Device for preventing foreign substances from entering the elevator escape prevention groove,” has been proposed. However, since these devices prevent the inflow of foreign substances as much as possible, it is difficult to completely block the inflow of foreign substances.

Therefore, the problem solved by the present invention is to remove foreign substances in the guide groove of the hall-side door seal that guides the guide shoe on the lower part of the platform door and the car-side door seal that guides the guide shoe on the lower part of the car door during the process of opening and closing the platform door and car door. The aim is to provide an elevator door seal cleaning device that can be removed by suction.

An elevator door seal cleaning device according to an embodiment of the present invention is installed on the lower part of at least one of a car door provided in an elevator car and a platform door provided on a platform, and is driven when the car door or the platform door is opened. and operates in conjunction with the car door or the landing door so as to stop at the point when the car door or the landing door is closed, and guides the car door while moving along the car door or the landing door. ) or is configured to suck foreign substances from the door seal on the hall side that guides the landing door.

In one embodiment, the door seal cleaning device includes a control unit and a foreign matter suction device, and includes a plurality of cleaner bodies installed inside at least one of a pair of left and right landing doors and a pair of left and right car doors; and

A plurality of suction hoses extend from the foreign matter suction device of each cleaner body and are inserted into the guide groove of the hall-side door sill (Sill) guiding the landing door or the car-side door sill (Sill) guiding the car door. Contains,

The control unit is linked to a switch that operates on/off when the platform door or the car door is opened and closed, and drives each foreign matter suction device when the platform door or the car door slides. Do it as

In one embodiment, the control unit may be configured to drive the foreign matter suction device in conjunction with a hall door switch that notifies the elevator car whether the platform door is closed.

In one embodiment, the control unit may be configured to drive the foreign matter suction device in conjunction with a door interlock switch of an interlock device that restrains the platform door from opening.

In one embodiment, the case of the cleaner body may be provided to have a thickness of 50 mm or less.

The elevator door seal cleaning device according to the present invention removes foreign substances in the guide groove of at least one of the hall-side door seal and the car-side door seal when the platform door and car door are opened and closed, thereby removing foreign substances in the guide groove of each door seal. do. Accordingly, the movement of the guide shoe, which is installed at the lower part of the platform door and car door and moves along the guide groove of the hall-side door seal and car-side door seal, is prevented from being restricted by foreign substances, thereby preventing the movement of the guide shoe from being restricted by foreign substances. There is an advantage that the sliding opening and closing process can proceed smoothly without error.

1 is a diagram showing an open state of a landing door and a car door of a conventional elevator.
Figure 2 is a cross-sectional view showing the configuration of the boarding gate and car door of a conventional elevator.
Figure 3 is a partially enlarged cross-sectional view for explaining an elevator door seal cleaning device according to an embodiment of the present invention.
Figure 4 is a view showing a view from the platform door side shown in Figure 3.
Figures 5 and 6 are diagrams showing the configuration of a typical elevator interlock device.

Hereinafter, an elevator door seal cleaning device according to an embodiment of the present invention will be described in detail with reference to the attached drawings. Since the present invention can be subject to various changes and can have various forms, specific embodiments will be illustrated in the drawings and described in detail in the text. However, this is not intended to limit the present invention to a specific disclosed form, and should be understood to include all changes, equivalents, and substitutes included in the spirit and technical scope of the present invention. While describing each drawing, similar reference numerals are used for similar components. In the attached drawings, the dimensions of the structures are enlarged from the actual size for clarity of the present invention.

Terms such as first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The above terms are used only for the purpose of distinguishing one component from another. For example, a first component may be named a second component, and similarly, the second component may also be named a first component without departing from the scope of the present invention.

The terms used in this application are only used to describe specific embodiments and are not intended to limit the invention. Singular expressions include plural expressions unless the context clearly dictates otherwise. In this application, terms such as “comprise” or “have” are intended to designate the presence of features, numbers, steps, operations, components, parts, or combinations thereof described in the specification, but are not intended to indicate the presence of one or more other features. It should be understood that this does not exclude in advance the existence or possibility of addition of elements, numbers, steps, operations, components, parts, or combinations thereof.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by a person of ordinary skill in the technical field to which the present invention pertains. Terms defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the related technology, and unless explicitly defined in the present application, should not be interpreted in an ideal or excessively formal sense. No.

Figure 3 is a partially enlarged cross-sectional view for explaining an elevator door seal cleaning device according to an embodiment of the present invention, and Figure 4 is a view showing a view from the platform door side shown in Figure 3.

The elevator door seal cleaning device according to an embodiment of the present invention is installed on the lower part of at least one of a car door provided in an elevator car and a platform door provided on a platform, and at the time when the car door or the platform door is opened, A car-side door seal ( Sill) or is configured to suck foreign substances from the door sill on the hall side that guides the platform door.

Referring to FIGS. 3 and 4 , an elevator door thread cleaning device according to an embodiment of the present invention may include a plurality of cleaner bodies 110 and a plurality of suction hoses 120.

The plurality of vacuum cleaner bodies 110 may be installed inside one or both of a pair of left and right landing doors 1 and a pair of left and right car doors 5. For example, the plurality of vacuum cleaner bodies 110 may be installed inside a pair of left and right landing doors 1 and a pair of left and right car doors 5.

Each cleaner body 110 may include a case 111, a foreign matter suction device 112, and a control unit 113.

The case 111 may be provided in a size that can be accommodated inside a pair of left and right landing doors 1 or a pair of left and right car doors 5. As an example, the case 111 may be provided to have a thickness of 50 mm or less.

The foreign matter suction device 112 includes a suction motor 1121 that provides suction power to suck in foreign substances from the outside, a suction compressor 1122 connected to the suction motor 1121 and having a filtration filter (not shown) inside, and the suction motor 1121. It may include a dust bin 1123 connected to the outlet side of the compressor 1122 to store inhaled foreign substances.

The control unit 113 may drive each foreign matter suction device 112 when the platform door 1 or the car door 5 is opened or closed. For this purpose, the control unit 113 is linked to a switch that operates on/off when opening and closing the landing door 1 or the car door 5, so that the landing door 1 or the car door 5 is operated. (5) can drive each of the foreign matter suction devices 112 when sliding.

As an example, the control unit 113 may be configured to drive the foreign matter suction device 112 in conjunction with the hall door switch 20, which notifies the elevator car 4 whether the platform door 1 is closed. . In this case, when the left and right pair of landing doors 1 are closed, the hall door switch 20 may be pressed and turned on, and when the left and right pair of landing doors 1 are opened, the hall door switch 20 ) can be turned off by releasing the pressure. The control unit 113 is linked to the hole door switch 20, and when the hole door switch 20 is turned off from the on state, it starts driving the foreign matter suction device 112 and then stops, and the hole door switch 20 is turned off. When in the off state, the foreign matter suction device 112 can be controlled to stop.

As another example, the control unit 113 may be configured to drive the foreign matter suction device 112 in connection with the door interlock switch 34 that restrains the platform door 1 from opening.

Figures 5 and 6 are diagrams showing the configuration of a typical elevator interlock device.

Referring to Figures 5 and 6, generally, the interlock device 30 of an elevator is installed with a door interlock switch 34 having a switch contact point on the upper wall at the point where the left and right landing doors 1 come into contact with each other, and the above. At the bottom of the door interlock switch 34, a roughly hook-shaped intermittent member 31 bent toward the left door is fixedly installed, while a locking member 32 is installed on the hanger plate 40 where the left platform door is installed. Installed, the locking member 32 is formed with a pair of switch contacts that selectively contact the switch contacts of the door interlock switch 34, and a pair of switch contacts are formed on the lower side of the switch contacts when the landing door 1 is closed. The locking member 33, which is raised and lowered at a certain angle and intermittently connected to the intermittent member 31, is formed to have an approximately "￢" shape.

Accordingly, when the platform door 1 is closed, the switch contact points of the door interlock switch 34 and the locking member 32 come into contact with each other, and at the same time, the locking member 33 of the locking member 32 is lowered by a certain angle. In this state, the door interlock switch 34 is controlled by an intermittent member 31 integrally formed below, thereby preventing forced opening of the platform door 1 by external force.

In addition, the spacing between the locking member 32 and the intermittent member 31 is such that the locking occurs when the door van (not shown), which moves together during the sliding movement of the car door 5, moves together during the sliding movement of the car door 5. It is released by engaging and moving the member 32, and at the same time, the contact between the switch contact point of the locking member 32 and the door interlock switch 34 is released.

When the contact between the door interlock switch 34 and the locking member 32 is released, the control unit 113 starts driving the foreign matter suction device 112 and then operates the door interlock switch 34 and the locking member 32. ) can be controlled to stop the foreign matter suction device 112 when it is contacted again.

The plurality of suction hoses 120 are installed in one-to-one correspondence with the plurality of foreign matter suction devices 112, and extend from the dust bin 1123 of the foreign matter suction device 112 of each cleaner main body 110, and the ends have It may be inserted into at least one guide groove (11a, 12a) of the hall side door sill 11 guiding the landing door 1 and the car side door sill 12 guiding the car door 5. Each suction hose 120 moves along the landing door 1 or the car door 5 when the landing door 1 or the car door 5 is opened and closed together with the cleaner main body 110 and moves through the hole. Foreign substances in the guide groove 11a of the side door sill 11 or the guide groove 12a of the car side door sill 12 can be sucked.

Hereinafter, the operation process of the elevator door seal cleaning device according to an embodiment of the present invention will be described. As an example, the cleaner main body 110 is installed on the inside of both the left and right platform doors (1) and the left and right car doors (5). , a process in which the control unit 113 of the cleaner main body 110 controls the foreign matter suction device 112 in connection with the door interlock switch 34 of the interlock device 30 will be described.

First, when the interlock device that restrains the forced opening of the platform door is locked, when the elevator car (4) arrives at the platform, the car door (5) opens by sliding along the car side door seal (12), At this time, the door van installed on the car door 5 engages the locking member 32 of the interlock device 30 and moves with the car door 5, causing the locking member 32 of the interlock device 30 to come into contact. It can be separated from the door interlock switch (34).

At the same time, the control unit 113 of the cleaner main body 110 receives a signal from the door interlock switch 34, determines that the interlock device 30 is open, and drives the foreign matter suction device 112, It extends from the suction compressor 1122 of the foreign matter suction device 112 in the cleaner body 110 disposed inside the platform door 1 and the car door 5, and has an end connected to the hall side door sill 11 and the car side door sill. (12) The suction hoses (120) inserted into each move together with the left and right landing doors (1) and the car landing door (1) to suction foreign substances in the hall side door seal (11) and the car side door seal (12). , the inhaled foreign matter can be put into the dust bin 1123 and stored.

The operation of the foreign matter suction device 112 continues until the landing door 1 and the car door 5 are opened and then closed again, so that the cleaner main body remains even when the landing door 1 and the car door 5 are closed. (110) and the suction hose 120 move together with the landing door (1) and the car door (5) so that each suction hose (120) is connected to the hall side door seal (11) and the car side door seal (12). As it moves along, inhalation of foreign substances may continue.

Subsequently, at the time when the car door 5 and the platform door 1 are completely closed, the switch contact point of the locking member 32 of the interlock device 30 contacts the door interlock switch 34 and the control member 31 When locked, the control unit 113 of each cleaner main body 110 receives a signal from the door interlock switch 34, determines that the interlock device 30 is locked, and operates the foreign matter suction device 112. It can be stopped.

The elevator door seal cleaning device according to an embodiment of the present invention uses at least one guide among the hall side door seal 11 and the car side door seal 12 when the platform door 1 and the car door 5 are opened and closed. Foreign substances in the guide grooves 11a and 12a of each door seal 11 and 12 are removed by removing foreign substances in the grooves. Accordingly, the guide shoe 11 is installed at the lower part of the platform door 1 and the car door 5 and moves along the guide grooves 11a and 12a of the hall side door sill 11 and the car side door sill 12. , 12) is prevented from being restricted by foreign substances, so that the sliding opening and closing process of the platform door (1) and car door (5) caused by foreign substances can proceed smoothly without error.

The description of the presented embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be applied to other embodiments without departing from the scope of the invention. Thus, the present invention is not limited to the embodiments presented herein, but is to be construed in the broadest scope consistent with the principles and novel features presented herein.

Claims (5)

A door interlock switch 34 having a switch contact point is installed on the upper wall at the point where the left and right platform doors 1 come into contact with each other, and a hook-shaped interlocking member is bent toward the left door at the bottom of the door interlock switch 34. (31) is fixedly installed, and a locking member (32) is installed on the hanger plate (40) where the left platform door is installed, and the locking member (32) is optionally installed at the switch contact point of the door interlock switch (34). A pair of switch contact points that are in contact with each other are protruding, and on the lower side of the switch contact points, a locking member (33) is raised and lowered by a certain angle when the platform door (1) is closed and is interrupted by the intermittent member (31). It is formed and configured to have a "￢" shape. Accordingly, when the platform door 1 is closed, the switch contact points of the door interlock switch 34 and the locking member 32 come into contact with each other, and at the same time, the locking member 32 The locking member 33 is lowered at a certain angle and is controlled by the intermittent member 31 formed integrally with the lower part of the door interlock switch 34, preventing forced opening of the landing door 1 by external force. An elevator door seal cleaning device operated in conjunction with an interlock device (30),
A plurality of cleaner bodies 110 including a control unit 113 and a foreign matter suction device 112, and installed inside at least one of a pair of left and right landing doors 1 and a pair of left and right car doors 5; and
A hall-side door sill 11 extending from the foreign matter suction device 112 of each cleaner body 110 and guiding the landing door 1 or a car-side door guiding the car door 5. It includes a plurality of suction hoses 120 inserted into the guide grooves 11a and 12a of the sill 12,
When the contact between the door interlock switch 34 and the locking member 32 is released, the control unit 113 receives a signal from the door interlock switch 34 and determines that the interlock device 30 is open. The foreign matter suction device 112 starts to operate, and when the door interlock switch 34 and the locking member 32 come into contact again, the interlock device 30 receives a signal from the door interlock switch 34. Controlling the foreign matter suction device 112 to stop by determining that it is locked,
The plurality of suction hoses 120 are installed in one-to-one correspondence with the plurality of foreign matter suction devices 112, and extend from the dust bin 1123 of the foreign matter suction device 112 of each cleaner main body 110, and the ends have It is inserted into at least one guide groove (11a, 12a) of the hall side door sill 11 guiding the landing door 1 and the car side door sill 12 guiding the car door 5,
Each suction hose 120 moves along the landing door 1 or the car door 5 when the landing door 1 or the car door 5 is opened and closed together with the cleaner main body 110 and moves through the hole. Characterized in sucking foreign substances in the guide groove (11a) of the side door seal (11) or the guide groove (12a) of the car side door seal (12),
Elevator door seal cleaning device. delete delete delete According to paragraph 1,
The case of the cleaner body is provided to have a thickness of 50 mm or less,
Elevator door seal cleaning device.

Images