KR101823574B1 - Departure prevention apparatus of the elevator door - Google Patents

Departure prevention apparatus of the elevator door Download PDF

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Publication number
KR101823574B1
KR101823574B1 KR1020160024349A KR20160024349A KR101823574B1 KR 101823574 B1 KR101823574 B1 KR 101823574B1 KR 1020160024349 A KR1020160024349 A KR 1020160024349A KR 20160024349 A KR20160024349 A KR 20160024349A KR 101823574 B1 KR101823574 B1 KR 101823574B1
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KR
South Korea
Prior art keywords
shoe
door
elevator door
elevator
rail groove
Prior art date
Application number
KR1020160024349A
Other languages
Korean (ko)
Other versions
KR20170101594A (en
Inventor
박상필
박청준
Original Assignee
박상필
박청준
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 박상필, 박청준 filed Critical 박상필
Priority to KR1020160024349A priority Critical patent/KR101823574B1/en
Publication of KR20170101594A publication Critical patent/KR20170101594A/en
Application granted granted Critical
Publication of KR101823574B1 publication Critical patent/KR101823574B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/24—Safety devices in passenger lifts, not otherwise provided for, for preventing trapping of passengers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/06—Door or gate operation of sliding doors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/30—Constructional features of doors or gates
    • B66B13/301—Details of door sills
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/30—Constructional features of doors or gates
    • B66B13/303—Details of door panels
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00—Suspension arrangements for wings
    • E05D15/06—Suspension arrangements for wings for wings sliding horizontally more or less in their own plane
    • E05D15/0621—Details, e.g. suspension or supporting guides
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/34—Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with only one kind of movement
    • E06B3/42—Sliding wings; Details of frames with respect to guiding
    • E06B3/46—Horizontally-sliding wings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/104—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for elevators

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

The shoe bracket of the door shoe mounted on the door of the elevator and the shoe bracket of the door shoe so as to prevent the door shoe from being detached by the impact or pressure applied to the door of the elevator by the simple structure on the rail groove of the rail frame. A lower portion of a guide shoe coupled to the shoe bracket and extending downward from the shoe bracket to be bent to one side; And an escape region protruding from the outer side of the rail frame where the escape preventing jaw is located to the inner side of the rail groove to prevent the escape preventing jaw from being caught in the rail groove. .
Accordingly, it is economical and easy to assemble, so that it has a high construction efficiency and a high safety. Therefore, the elevator door can be reliably prevented from departing from the elevator.

Description

[0001] The present invention relates to an elevator door,

The present invention relates to an escape prevention device for an elevator door, and more particularly, to an escape prevention device for an elevator door, which comprises a shoe bracket of a door shoe mounted on a door of an elevator, The present invention relates to an escape prevention device for an elevator door.

Generally, a lower portion of the elevator door is provided on a rail groove of a rail frame installed on a floor surface so that a door shoe, which is a guide means mounted on a lower frame of the elevator door, is inserted and slid in a constrained state.

The door shoe is composed of a shoe bracket mounted on the lower frame of the elevator door by screws or bolts, and a guide shoe coupled to the shoe bracket so as to have a slidable thickness in the rail groove. At this time, the door shoe is manufactured by combining the shoe bracket and the guide shoe, and a pair of guide shoe is combined with one shoe bracket.

However, a typical elevator door frequently falls into a low platform by being detached from a rail groove while easily bending a shoe bracket of a door shoe which is inserted and restrained by a shock or pressure externally applied to the rail groove.

In order to solve such a problem as described above, various types of elevator door departure prevention devices have been proposed and used in the prior art.

As disclosed in Korean Patent Laid-Open Publication No. 10-2001-0027076 (hereinafter referred to as "Patent Document 1"), protruding rails are formed on both sides of a rail groove of a frame, and sliding on the guide shoe of the door shoe A technique has been proposed.

Korean Patent No. 10-0952038, Korean Patent No. 10-1016261, Korean Patent No. 10-1257782, Korean Patent Laid-open No. 10-2008-0086071, Korean Patent No. 10-0873165, Korean Patent Laid- 10-0945996 filed by the present applicant and registered in the Korean Registered Patent No. 10-1545996, the fixing means being fixed to the rail groove of the frame, There has been proposed a technique having a hooking means in the form of a ring. (Hereinafter referred to as Patent Document 2).

Korean Patent Publication No. 10-2001-0027076 Korean Patent No. 10-0952038 Korean Patent No. 10-1016261 Korean Patent No. 10-1257782 Korean Patent Publication No. 10-2008-0086071 Korean Patent No. 10-0873165 Korean Patent Publication No. 10-2009-0110445 Korean Patent No. 10-1545996

However, Patent Document 1 has an uneconomical disadvantage that a frame having a rail groove and a guide shoe of a door shoe must be newly fabricated and applied.

In the case of Patent Document 2, since the latching means provided on the door has a relatively thin thickness, it has a disadvantage that it is easily deformed by a large impact or pressure applied to the door, and as a result, The cause of the occurrence was provided.

In Patent Document 2, various kinds of foreign substances are introduced and accumulated due to frequent entry and exit of the rail groove, and various foreign substances are inserted into the fixing means for inserting the hook means, Thereby causing the door to not open and close smoothly.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a shoelage of a door shoe mounted on a door of an elevator and an impact applied to the door of the elevator by a simple structure on a rail groove of the rail frame. Which is capable of preventing the elevator door from being detached from the elevator door even when the elevator door is opened.

Another problem to be solved by the present invention is to provide a departure prevention apparatus which can use the door shoe as it is without modifying the door shoe used in the past.

According to an aspect of the present invention, there is provided an elevator door comprising: a door frame mounted on a lower end frame of an elevator door by an impact or pressure externally applied to the elevator door; Wherein the escape prevention device comprises: a release boss extending downward from the shoe bracket at a lower portion of a guide shoe coupled to a shoe bracket of a door shoe and bent to one side; And an escape portion protruding from the outer side of the rail frame where the escape preventing jaw is located to the inner side of the rail groove to prevent the escape preventing jaw from being caught in the rail groove.

The separation preventing jaw may be formed to have the same width as the width of the shoe bracket at a portion where the guide shoe is engaged, and the separation preventing hole may be formed at least two or more in the separation preventing jaw width.

The upper shoe bracket of the departure prevention jaw may further include a flow restricting jaw positioned at an upper portion of the escape region.

An escape prevention device for preventing a door shoe mounted on a lower frame of an elevator door from being detached from a rail groove of a rail frame provided on a floor surface by impact or pressure externally applied to the elevator door, A release preventing member interposed between the lower end frame of the door shoe and the shoe bracket of the door shoe and having a lower end bent to one side to be hooked and supported; And a support fixture protruding from the outer side of the rail frame where the support jaw is located to the inside of the rail groove so as to prevent the support jaw from being caught in the rail groove.

The escape prevention member includes a fastening piece that overlaps with the shoe bracket and is fastened to the lower frame of the elevator door, a connection piece that is formed on one side of the fastening piece and is extended downward to be detached from the support fastener, .

The connecting piece is formed so as to be stepped by the thickness of the shoe bracket overlapping with the fastening piece.

A coupling piece formed on one side of the coupling piece and a coupling jaw formed on a lower bottom side of the coupling piece are formed on the opposite side of the coupling piece.

The present invention can fundamentally prevent a shoe bracket of a door shoe mounted on a door of an elevator and a rail groove of a rail frame from being separated by an impact or pressure applied to a door of the elevator by a simple structure, It is economical and easy to assemble, so that it has a high construction efficiency and a high safety. Therefore, the elevator door can be reliably prevented from departing from the elevator.

In addition, by providing a departure prevention device that can use the door shoe as it is without deforming the door shoe used in the past, it can be easily applied to an existing elevator door, and has an excellent effect of compatibility, It is possible to simplify the process.

1 is a front view for explaining an example in which the present invention is applied to an elevator door,
Fig. 2 is a partially enlarged side sectional view according to Fig. 1,
3 is a partially enlarged plan sectional view for explaining another embodiment of the present invention,
4 is a partially enlarged side sectional view for explaining another embodiment of the present invention,
5 is a partially exploded perspective view for explaining another embodiment of the present invention;
FIG. 6 is a front view and a side view for explaining a combined state according to FIG. 5;
7 is an exploded perspective view for explaining another embodiment according to FIG.

Hereinafter, preferred embodiments of the present invention will be described in more detail with reference to the accompanying drawings. The present invention is not limited to the embodiments.

Fig. 1 is a front view for explaining an example in which the present invention is applied to an elevator door, and Fig. 2 is a partially enlarged side sectional view according to Fig. 1. Fig.

The door shoe 110 mounted on the lower frame 102 of the elevator door 100 is fixed to the rail frame 100 provided on the floor surface by impact or pressure externally applied to the elevator door 100, (120) of the rail (120).

The door shoe 110 includes a shoe bracket 112 mounted on the lower frame 102 of the elevator door 100 by screws or bolts or the like so as to have a slidable thickness in the rail groove 122 of the shoe bracket 112. [ And a combined guide shoe 114.

The present invention can prevent a shoe bracket of a door shoe mounted on a door of an elevator and a rail groove of a rail frame from being separated by an impact or a pressure applied to a door of the elevator by a simple structure have.

The departure-avoiding apparatus 1 according to the present invention includes a guide shoe 114 coupled to a shoe bracket 112 of a door shoe 110 and is bent downward from the shoe bracket 112 (10); And a rail groove 122 protruding from the outer side of the rail frame 110 where the deviation preventing tuck 10 is located to the inside of the rail groove 122 to prevent the deviation preventing jaw 10 from being caught (20).

The release braking tongue 10 may be formed integrally with the shoe bracket when the shoe bracket is manufactured. Alternatively, the release braking jaw 10 may be fixed to the lower portion of the shoe bracket by a conventional method. In this case, it is preferable that the separation preventing jaw is formed to have a width corresponding to the width of the shoe bracket to which the guide shoe is coupled.

The separation chamber 20 is fixed by a conventional screw, bolt or pin or the like through a fastening hole formed in one surface of the rail frame, so that the separation barrier 20 is caught. At this time, the departure prevention opening is provided at a corresponding position where the door shoe at the position where the elevator doors are closed to each other is located.

According to the above configuration, the escape prevention device of the elevator door of the present invention does not have a complicated structure as in the prior art but uses the shoe bracket of the door shoe and prevents the escape of the elevator door by a simple structure on the rail frame .

That is, when the elevator door is slid and closed, a departure prevention protrusion extending from the lower portion of the shoe bracket of the door shoe is fastened and fixed to one side of the rail frame, and is inserted into the bottom surface of the escape region formed by protruding the rail groove.

The lower portion of the elevator door is supported by the lower portion of the releasing restraint which is projected from the rail groove of the rail frame so that the lower portion of the elevator door It is originally prevented from being detached from the rail groove.

As a result, an elevator door is prevented from being accidentally dislodged, so that high safety can be ensured and high reliability can be ensured with respect to the safety of the elevator door.

Therefore, the present invention can realize an elevator door departure-preventing apparatus with a simple structure, which not only reduces the manufacturing cost but also simplifies the installation without inconvenience or inconvenience, thereby providing excellent workability.

Further, since the escape prevention member is fixed to the rail frame in the form of a screw, a bolt, or a pin, even if foreign substances are piled up in the rail groove, there is no problem that the escape preventing jaw is inserted into the bottom surface due to the foreign matter.

As shown in FIG. 3, the separation preventing jaw 10 has a width (width) of the shoe bracket 112 at a portion where the guide shoe 114 is engaged, so as to have a higher supporting force against the impact or pressure applied to the elevator door, And the release-preventing region 20 is formed to have at least two widths within the width of the release-assisting tuck 10. [0050] As shown in FIG.

In other words, since the departure-preventing stopper is made to correspond to the shoe-bracket of the portion where the guide shoe of the shoe bracket is engaged while the departure-preventing stopper is supported by the plurality of escape stoppers, It is possible to prevent the door shoe from being detached from the rail groove as a result of having the corresponding force.

4 is a partially enlarged side sectional view for explaining another embodiment of the present invention.

As shown in the drawings, in the above-described structure, the escape prevention bite is hooked on the escape region to prevent the escape of the elevator door, and also to be able to slide stably to the escape region.

The upper shoe bracket 112 of the departure prevention tuck 10 further includes a flow restricting tile 12 located at the upper portion of the escape chamber 20.

That is, since the escape projection 20 protruded toward the rail groove 112 is guided between the escape preventing jaw 10 and the flow restricting jaw 12, the elevator door 120 is formed on the rail groove 112, The door shoe mounted on the lower frame of the door can also be stably slid up and down without the fluidity of the upper and lower portions due to the escape region located between the escape preventing jaw and the flow preventing jaw.

Particularly, even if a load is generated under unexpected conditions in a lower portion of the elevator door during sliding of the elevator door, the flow-restricting jaw can be slid safely without being greatly deformed due to being supported by the escape region.

Therefore, it is advantageous that the sliding according to the opening and closing of the elevator door can be stably performed.

FIG. 5 is a partially exploded perspective view for explaining another embodiment of the present invention, and FIG. 6 is a front view and a side view for explaining a combined state according to FIG.

As shown in the drawings, in the above-described construction, the door shoe is used as it is, and the door shoe is fastened to the lower frame of the elevator door when the door shoe is fastened and fixed Thereby preventing the elevator door from being detached from the rail groove of the rail frame after the fixing is performed.

The escape prevention device 1 is interposed between the lower frame 102 of the elevator door 100 and the shoe bracket 112 of the door shoe 110 and has a lower end bent to one side, A release preventing member 30 on which the jaw 32 is formed; And a rail protruding from an outer side of the rail frame 120 where the support protrusion 32 is located to an inner side of the rail groove 122 to prevent the support protrusion 32 from being caught in the rail groove 122, And a support fixture (40). At this time, since the support fixture 40 has the same technical constitution as the above-described departure prevention member, detailed description is omitted.

The release preventing member 30 includes a fastening piece 34 which overlaps with the shoe bracket 112 and is fastened to the lower frame 102 of the elevator door 100 and a fastening piece 34 which is fastened to one side of the fastening piece 34, And a connecting piece 36 extending downward to prevent the detachment of the supporting tab 32 and the supporting tab 32 at the lower bottom.

In other words, in another embodiment of the present invention, the door shoe mounted on the lower frame of the existing elevator door is used as it is, and after the door shoe is fastened and fixed between the door frame and the lower frame through the escape prevention member, It is possible to prevent the door from being disengaged by the impact or pressure applied to the elevator door by the support fixture provided by the simple structure.

This is not a cumbersome and inconvenient process for the existing elevator doors, but it can be easily applied and has excellent compatibility.

Therefore, it can be easily applied to any elevator door that is already installed and used.

The connecting piece 36 is formed to be stepped by the thickness of the shoe bracket 112 overlapping the engaging piece 34.

That is, since the fastening piece to be fastened together with the shoe bracket is fastened and fixed to the lower frame of the elevator door, the connecting piece is formed to be bent toward the rail groove so as not to interfere with the lower frame.

Accordingly, the shoe bracket and the fastening piece can be tightly fastened to the lower frame of the elevator door, and the connecting piece is fastened and fixed so as not to interfere with the lower frame.

On the other hand, the connecting piece 36 formed with the fastening piece 34 of the release preventing member 30 and the supporting step 32 formed at the lower bottom is not applied to only one side of the fastening piece 34, It is preferable that they are formed on both sides with reference to the fastening pieces 34 as shown in Fig. At this time, it is preferable that the support fixtures formed in the rail grooves of the rail frame are also formed in pairs so as to correspond to the support ribs located on both sides.

Accordingly, the release preventing member can be hooked and supported by the supporting fixture on both sides with respect to the fastening piece, that is, it is supported at two places, so that even with a large impact or pressure applied to the elevator door, , So that more secure conditions can be secured.

1:
10: Leakage prevention chin 12:
20: Releasing chamber 30:
32: support jaw 34: fastening piece
36: Connection
100: Elevator door
102: lower frame 110: door shoe
112: shoe bracket 114: guide shoe
120: rail frame 122: rail groove

Claims (6)

delete delete delete A departure prevention device for preventing a door shoe mounted on a lower frame of an elevator door from being detached from a rail groove of a rail frame provided on a floor surface by impact or pressure externally applied to the elevator door,
Wherein the escape prevention device is provided between the lower frame of the elevator door and the shoe bracket of the door shoe and has a lower stepped portion formed by bending the lower end of the escape prevention member to be hooked and supported; And
And a support fixture protruding from an outer side of the rail frame where the support jaw is located to an inner side of the rail groove so as to prevent the support jaw from being caught in the rail groove,
The escape prevention member includes a fastening piece that overlaps with the shoe bracket and is fastened to the lower frame of the elevator door, a connection piece that is formed on one side of the fastening piece and is extended downward to be detached from the support fastener, Wherein the connecting piece is formed to be stepped by a thickness of a shoe bracket overlapping with a fastening piece. delete 5. The method of claim 4,
Wherein the connecting piece formed on one side of the fastening piece and the engaging jaw formed on the lower side of the connecting piece are further formed on the opposite side of the fastening piece.
KR1020160024349A 2016-02-29 2016-02-29 Departure prevention apparatus of the elevator door KR101823574B1 (en)

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KR1020160024349A KR101823574B1 (en) 2016-02-29 2016-02-29 Departure prevention apparatus of the elevator door

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Application Number Priority Date Filing Date Title
KR1020160024349A KR101823574B1 (en) 2016-02-29 2016-02-29 Departure prevention apparatus of the elevator door

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KR101823574B1 true KR101823574B1 (en) 2018-01-30

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102414402B1 (en) 2021-08-09 2022-07-05 (주)다원엘리베이터 Device for preventing a front door of elevator from separation
KR20240065861A (en) 2022-11-07 2024-05-14 최복재 Breakaway prevention apparatus for elevator's door

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023233518A1 (en) * 2022-05-31 2023-12-07 三菱電機株式会社 Elevator door device and maintenance method for elevator door device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102414402B1 (en) 2021-08-09 2022-07-05 (주)다원엘리베이터 Device for preventing a front door of elevator from separation
KR20240065861A (en) 2022-11-07 2024-05-14 최복재 Breakaway prevention apparatus for elevator's door

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KR20170101594A (en) 2017-09-06

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