WO2006035483A1 - エレベータのインターロック装置 - Google Patents
エレベータのインターロック装置 Download PDFInfo
- Publication number
- WO2006035483A1 WO2006035483A1 PCT/JP2004/014083 JP2004014083W WO2006035483A1 WO 2006035483 A1 WO2006035483 A1 WO 2006035483A1 JP 2004014083 W JP2004014083 W JP 2004014083W WO 2006035483 A1 WO2006035483 A1 WO 2006035483A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- latch
- door
- landing
- landing door
- fully closed
- Prior art date
- Legal status (The legal status 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 status listed.)
- Ceased
Links
Classifications
-
- 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
- B66B13/22—Operation of door or gate contacts
Definitions
- the present invention relates to an elevator interlock device for preventing a landing side door from opening when a car is not landing.
- a hanger case is provided with a latch
- a door hanger is provided with a latch.
- the latch is engaged with the latch, thereby preventing the landing door from moving in the door opening direction.
- the lock switch detects that the latch has been released from the latch and prohibits running of force (for example, (See Patent Document 1).
- Patent Document 1 Japanese Patent Laid-Open No. 3-182493
- the present invention has been made to solve the above-described problems, and is an elevator interlock that can extend the life and can simplify the configuration and reduce the cost.
- the object is to obtain a device. Means for solving the problem
- An elevator interlock device is provided at a latch provided at a landing doorway and at a landing door. By detecting a change in the magnetic field and a latch that prevents movement, the latch An unlocking detector is provided for detecting whether the latch is in a position to engage with the latch without contacting the latch.
- FIG. 1 is a rear view showing a landing door apparatus for an elevator according to Embodiment 1 of the present invention.
- FIG. 2 is an enlarged front view showing the interlock device of FIG.
- FIG. 1 is a rear view (viewed from an ascending / descending road side) showing a landing door device for an elevator according to Embodiment 1 of the present invention.
- a hanger case 2 is fixed to the upper part of the hall entrance 1.
- the hanger case 2 faces the inside of the hoistway and is fixed to the hoistway wall.
- a door rail 3 is fixed to the hanger case 2.
- the longitudinal direction of the door rail 3 is parallel to the entrance direction (width direction) of the landing entrance 1.
- First and second landing doors 4, 5 that open and close the landing doorway 1 are suspended from the door rail 3.
- Each landing door 4, 5 includes a door panel 6 that opens and closes the landing entrance 1, a door hanger 7 that is fixed to the top of the door panel 6 and movable along the door rail 3, and a plurality of doors attached to the lower end of the door panel 6. It has legs 8.
- a first hanger connecting portion 9 is provided on the door hanger 7 of the first landing door 4.
- a second belt connecting portion 10 is provided on the door hanger 7 of the second landing door 5.
- a first pulley 11 is provided at one end of the hanger case 2.
- a second pulley 12 is provided at the other end of the hanger case 2.
- a transmission belt 13 is wound around the first pulley 11 and the second pulley 12. Both end portions of the transmission belt 13 are connected to the first belt connecting portion 9.
- the second belt connecting part 10 is connected to the intermediate part of the transmission belt 13.
- a closer weight 15 is connected to the first belt connecting portion 9 via a connecting wire 14. ing.
- the connection wire 14 is wound around a turning pulley 16 provided on the door hanger 7 of the second landing door 5. For this reason, the gravity acting on the closer weight 15 acts on the first landing door 4 in the door closing direction. That is, the landing doors 4 and 5 are biased by the closer weight 15 in the door closing direction.
- a guide cover 17 is fixed to the door panel 6 of the second landing door 4 to cover the closer weight 15 and guide the up and down movement of the closer weight 15 when the landing doors 4 and 5 are opened and closed.
- a landing threshold 18 is fixed to the lower part (floor) of the landing entrance 1.
- the landing threshold 18 is provided with a threshold groove into which the door leg 8 is inserted.
- the sill groove is provided along the opening and closing direction of the landing doors 4 and 5, and the lower end of the landing doors 4 and 5 is planned when the landing doors 4 and 5 are opened and closed.
- the hanger case 2 and the door hanger 7 of the first landing door 4 prevent the landing-side force landing doors 4, 5 from being opened when the car (not shown) is not landing.
- An interlock device 20 is provided for!
- FIG. 2 is an enlarged front view showing the interlock device 20 of FIG.
- a mounting plate 21 having an L-shaped cross section is fixed to the hanger case 2.
- a latch 22 is fixed to the lower end of the mounting plate 21.
- a hook portion 22a is bent at one end of the latch 22.
- a latch 23 is swingably attached to the door hanger 7.
- An engaging portion 23 a is provided at the distal end portion of the latch 23. When the landing doors 4 and 5 are fully closed, the engaging portion 23a engages with the hook portion 22a, thereby preventing the landing doors 4 and 5 from moving in the door opening direction.
- the latch 23 is provided with a fixed side interlock roller 24 and a movable side interlock roller 25.
- the stationary interlock roller 24 is disposed coaxially with the swing shaft of the latch 23.
- the movable interlock roller 25 can swing together with the latch 23.
- An unlocking detector 26 for detecting whether or not the latch 23 is in a position to engage with the latch 22 is attached to the mounting plate 21.
- the unlocking detector 26 detects a change in the magnetic field, and outputs a signal for detecting whether or not the latch 23 is in a position to engage the latch 22 to the latch 23 in a non-contact manner.
- the latch 23 is provided with a detected portion 23b made of a magnet.
- the unlocking detector 26 has a detecting unit 27 that also has a conductive material force and faces the detected unit 23b.
- the unlocking detector 26 detects a change in the magnetic field when a current is generated in the detection unit 27. That is, the unlocking detector 26 forms a circuit in which the detected part 23b of the latch 23 has a magnetic pole.
- the hanger case 2 is provided with an optical switch (light sensor) 28 as a fully closed state detector so as to face the hanger case 2.
- the optical switch 28 emits detection light 28 a toward the hanger case 2.
- a shielding plate 29 is attached to the door hanger 7. The shielding plate 29 is positioned between the light switch 28 and the hanger case 2 when the landing doors 4 and 5 are fully closed, and blocks the detection light 28a. That is, the optical switch 28 outputs a signal for detecting whether or not the landing doors 4 and 5 are fully closed.
- Signals from the unlocking detector 26 and the optical switch 28 are input to the control unit 30.
- the installation location of the control unit 30 is not particularly limited.
- the control unit 30 determines the state of the latch 23 and the landing doors 4 and 5 based on the signals from the unlocking detector 26 and the optical switch 28, and controls the traveling of the car. When the control unit 30 determines that the landing doors 4 and 5 are forcibly opened when the force is not landing, the basket is prohibited.
- the door hanger 7 is provided with a plurality of hanger rollers 31 that roll along the door rail 3 when the landing doors 4 and 5 are opened and closed!
- the latch 23 is disengaged from the latch 22 to release the latch.
- the magnetic field around the detector 23b changes.
- the unlocking detector 26 detects the change in the magnetic field and outputs an unlocking detection signal.
- the signal from the unlocking detector 26 is monitored by the control unit 30. That is, the control unit 30 reads a state value (for example, current value) that changes due to a change in magnetic force, and the latch 23 is Judge whether the force is in position. When it is determined that the latch 23 is not in the proper position, the control unit 30 determines whether the landing doors 4 and 5 are fully closed based on a signal from the optical switch 28. If it is not fully closed, the control unit 30 determines that the landing doors 4 and 5 have been forcibly opened and outputs a command signal for prohibiting the running of the force.
- a state value for example, current value
- the control unit 30 determines that the unlocking detection is a false detection.
- the power will remain allowed to run.
- the conventional mechanical lock switch requires contact material change when used in special environments (corrosion areas, salt damage areas, etc.). It can be used as it is in a special environment, and an increase in cost due to material changes is prevented.
- the conventional mechanical lock switch requires the adjustment of the follow-up amount of the contact, and a force that requires considerable effort to adjust the installation position in the factory or on the site.
- Non-contact type unlocking Since the detector 26 has a gap between the detected portion 23b and the detecting portion 27, the mounting position can be easily adjusted. That is, the management of the gap between the detected part 23b and the detection part 27 is not required to be more strict than the adjustment of the follow-up amount of the contact point.
- the unlocking detector 26 detects a change in the state of the latch by a change in the magnetic field
- the unlocking detector 26 is more reliable than the type that is detected by an optical sensor or the like and is less susceptible to the influence of disturbance. That is, when an optical sensor is used, there is a risk that dust floating in the hoistway may adhere to the light emitting part or light receiving part, or the detection light may be blocked by dust. Container 26 is not susceptible to dust.
- the possibility that a foreign substance that causes a change in the magnetic field will fall around the detection unit 27 is considered to be extremely low compared to the possibility that ordinary dust adheres.
- the state of the latch 23 is determined by combining the signal from the unlocking detector 26 and the signal from the optical switch 28, so that erroneous detection due to foreign matter is more reliably performed. Can be avoided.
- the state of the latch 23 is determined based on the detection signal from the non-contact type unlocking detector 26, the operation of the latch 23 can be quickly determined immediately thereafter, improving safety. be able to.
- the unlocking detector 26 is provided on the nongager case 2 side, but the door hanger side
Landscapes
- Elevator Door Apparatuses (AREA)
Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004800350565A CN1886325A (zh) | 2004-09-27 | 2004-09-27 | 电梯的联锁装置 |
| PCT/JP2004/014083 WO2006035483A1 (ja) | 2004-09-27 | 2004-09-27 | エレベータのインターロック装置 |
| EP04788179A EP1795486A4 (en) | 2004-09-27 | 2004-09-27 | LOCKING DEVICE FOR ELEVATOR |
| JP2006537577A JPWO2006035483A1 (ja) | 2004-09-27 | 2004-09-27 | エレベータのインターロック装置 |
| US10/578,612 US20070039784A1 (en) | 2004-09-27 | 2004-09-27 | Interlock device for elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2004/014083 WO2006035483A1 (ja) | 2004-09-27 | 2004-09-27 | エレベータのインターロック装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006035483A1 true WO2006035483A1 (ja) | 2006-04-06 |
Family
ID=36118635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/014083 Ceased WO2006035483A1 (ja) | 2004-09-27 | 2004-09-27 | エレベータのインターロック装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20070039784A1 (ja) |
| EP (1) | EP1795486A4 (ja) |
| JP (1) | JPWO2006035483A1 (ja) |
| CN (1) | CN1886325A (ja) |
| WO (1) | WO2006035483A1 (ja) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010260648A (ja) * | 2009-04-30 | 2010-11-18 | Mitsubishi Electric Building Techno Service Co Ltd | エレベータのドアインターロック点検装置及びその方法 |
| JP5600778B1 (ja) * | 2013-07-10 | 2014-10-01 | 親義 大田 | エレベータの安全装置 |
| CN107697780A (zh) * | 2016-08-08 | 2018-02-16 | 安川双菱电梯有限公司 | 一种电磁式轿厢机械锁 |
| KR20180114161A (ko) | 2016-04-06 | 2018-10-17 | 미쓰비시덴키 가부시키가이샤 | 엘리베이터의 인터로크 장치 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011078164A1 (de) * | 2011-06-28 | 2013-01-03 | Siemens Aktiengesellschaft | Aufzugsystem |
| US11390492B2 (en) | 2018-05-01 | 2022-07-19 | Otis Elevator Company | Method and assembly for positioning an elevator door interlock |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5174903U (ja) * | 1974-12-09 | 1976-06-12 | ||
| JPH03182493A (ja) * | 1989-12-12 | 1991-08-08 | Mitsubishi Electric Corp | 乗場ドア用インターロック |
| JP2002154774A (ja) * | 2000-11-15 | 2002-05-28 | Hitachi Building Systems Co Ltd | エレベーターのドア装置 |
| WO2003080495A1 (de) * | 2002-03-27 | 2003-10-02 | Inventio Ag | Schachtüberwachungssystem für aufzug |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE810423C (de) * | 1949-03-27 | 1951-08-09 | Haushahn Fa C | Elektrischer Tuerkontakt, insbesondere fuer Aufzugtueren |
| GB876371A (en) * | 1956-12-18 | 1961-08-30 | Schweiz Wagons Aufzuegefab | Improvements in or relating to safety devices for elevator doors |
| US5669465A (en) * | 1994-04-06 | 1997-09-23 | Otis Elevator Company | Elevator hoistway door bolt lock |
| US5644111A (en) * | 1995-05-08 | 1997-07-01 | New York City Housing Authority | Elevator hatch door monitoring system |
| US5894911A (en) * | 1997-07-11 | 1999-04-20 | Otis Elevator Company | Car door locking system |
| US5950767A (en) * | 1997-08-15 | 1999-09-14 | Otis Elevator Company | Optical door lock |
| US6070700A (en) * | 1997-09-16 | 2000-06-06 | Inventio Ag | Operating system for elevator doors |
| US6382362B1 (en) * | 2001-02-13 | 2002-05-07 | Inventio Ag | Optical monitoring system for hoistway door interlocks |
| US6467585B1 (en) * | 2001-07-05 | 2002-10-22 | Otis Elevator Company | Wireless safety chain for elevator system |
| JP4527362B2 (ja) * | 2002-05-03 | 2010-08-18 | インベンテイオ・アクテイエンゲゼルシヤフト | エレベータ装置のシャフトドア監視方法 |
| JP4205057B2 (ja) * | 2002-08-01 | 2009-01-07 | オーチス エレベータ カンパニー | 無線周波数識別装置(RFIDs)を用いたエレベータ |
| US7264090B2 (en) * | 2002-08-01 | 2007-09-04 | Otis Elevator Company | Elevator employing radio frequency identification devices (RFIDs) |
| AU2004323579B2 (en) * | 2004-09-27 | 2008-02-07 | Otis Elevator Company | Elevator door lock sensor device |
-
2004
- 2004-09-27 WO PCT/JP2004/014083 patent/WO2006035483A1/ja not_active Ceased
- 2004-09-27 CN CNA2004800350565A patent/CN1886325A/zh active Pending
- 2004-09-27 EP EP04788179A patent/EP1795486A4/en not_active Withdrawn
- 2004-09-27 US US10/578,612 patent/US20070039784A1/en not_active Abandoned
- 2004-09-27 JP JP2006537577A patent/JPWO2006035483A1/ja active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5174903U (ja) * | 1974-12-09 | 1976-06-12 | ||
| JPH03182493A (ja) * | 1989-12-12 | 1991-08-08 | Mitsubishi Electric Corp | 乗場ドア用インターロック |
| JP2002154774A (ja) * | 2000-11-15 | 2002-05-28 | Hitachi Building Systems Co Ltd | エレベーターのドア装置 |
| WO2003080495A1 (de) * | 2002-03-27 | 2003-10-02 | Inventio Ag | Schachtüberwachungssystem für aufzug |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010260648A (ja) * | 2009-04-30 | 2010-11-18 | Mitsubishi Electric Building Techno Service Co Ltd | エレベータのドアインターロック点検装置及びその方法 |
| JP5600778B1 (ja) * | 2013-07-10 | 2014-10-01 | 親義 大田 | エレベータの安全装置 |
| KR20180114161A (ko) | 2016-04-06 | 2018-10-17 | 미쓰비시덴키 가부시키가이샤 | 엘리베이터의 인터로크 장치 |
| DE112016006718T5 (de) | 2016-04-06 | 2018-12-27 | Mitsubishi Electric Corporation | Aufzugverriegelungsvorrichtung |
| DE112016006718B4 (de) | 2016-04-06 | 2022-04-28 | Mitsubishi Electric Corporation | Aufzugverriegelungsvorrichtung |
| CN107697780A (zh) * | 2016-08-08 | 2018-02-16 | 安川双菱电梯有限公司 | 一种电磁式轿厢机械锁 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1795486A1 (en) | 2007-06-13 |
| EP1795486A4 (en) | 2011-08-10 |
| JPWO2006035483A1 (ja) | 2008-05-15 |
| US20070039784A1 (en) | 2007-02-22 |
| CN1886325A (zh) | 2006-12-27 |
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