CN1636851A - Elevator device - Google Patents
Elevator device Download PDFInfo
- Publication number
- CN1636851A CN1636851A CN 200410100745 CN200410100745A CN1636851A CN 1636851 A CN1636851 A CN 1636851A CN 200410100745 CN200410100745 CN 200410100745 CN 200410100745 A CN200410100745 A CN 200410100745A CN 1636851 A CN1636851 A CN 1636851A
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- CN
- China
- Prior art keywords
- bob
- maintenance
- stop pin
- weight
- bench board
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- 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.)
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention provides an elevator device. The elevator device comprises a stopper pin inserted into a counter weight tied to the cage with a rope and into a counter weight guide rail for mechanically fixing the movement of the cage, an inspection work bench stored during normal operation but to be assembled in an elevation region of the cage during inspection work, an electric lock for locking the inspection work bench to a storage position when the stopper pin is not inserted into the counter weight and the guide rail, and an electric lock for locking the stopper pin to the counter weight and the guide rail when the inspection work bench is not stored. Without mechanical fixation of the counter weight, inspection cannot be performed and the mechanical fixation cannot be invalidated during inspection. Thus safety during inspection work can be increased.
Description
Technical field
The present invention relates to a kind of lift appliance, especially relate to a kind of lift appliance of the safety can guarantee that the operating personnel carries out upkeep operation in elevator lifting channel the time.
Background technology
In not having the elevator of Machine Room, owing to control panel can't be arranged in the Machine Room, so the control panel operated by rotary motion is in hoist trunk.When the equipment in the scope that the adversary reaches in the elevator hole in elevator lifting channel overhauls, can keep in repair, the maintenance bench board need be set in order to ensure service personnel.
, hoist trunk is the space that lift car carries out lifting, if fixed maintenance bench board is set, maintenance then can occurs and collide with bench board and lift car, thus the situation of damage machinery and equipment.For this reason, maintenance is not generally adopted fixed type with bench board but is adopted collapsiblely, and when elevator move, maintenance can fold with bench board packed up, be when upkeep operation ability it is assembled use.
In said structure, maintenance is assembled under the state that is provided with bench board, if, will cause lift car and overhaul, thereby damage machinery and equipment with the bench board collision just in case the situation of elevator running occurs.In addition, if this moment, the operating personnel just in time carried out service work on overhauling with bench board, also can cause the operating personnel accident on duty to occur.
In order to prevent that machinery and equipment from damaging and service personnel comes to harm, when being provided with the state of maintenance usefulness bench board, be necessary to make elevator to be in halted state, for this reason, be provided with detecting device in the former lift appliance, be in the state that assembles or be in collapsed state with bench board to detect maintenance, and elevator is switched to stop mode or operation mode (for example patent documentation one) according to testing result.
Patent documentation one: the open patent 2001-199647 of Japan communique (the 2nd～3 page, Fig. 1 to Fig. 3)
In said method, when upkeep operation, can only limit the action of lift car with electric means, therefore, if the words of what interference, the third party is perhaps arranged when not knowing that the operating personnel is carrying out under the situation of upkeep operation forcibly energized, just might can't guarantee that elevator is in halted state.
Summary of the invention
The objective of the invention is to, provide a kind of and have the safety when improving upkeep operation and fundamentally limit the lift appliance of mechanism of the action of lift car.
Another object of the present invention is, a kind of lift appliance of interlock function that can prevent to make because of maloperation the disabler of said mechanism that has is provided.
To achieve these goals, the present invention proposes a kind of lift appliance, this lift appliance has stop pin, and this stop pin is inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically lift car is braked.
This lift appliance can have switch, when this switch inserts in bob-weight and the bob-weight guide rail at stop pin, lift car is shut down.
In addition, this lift appliance can also have maintenance with bench board and switch, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of lift car, this switch shuts down lift car not packing up this maintenance when using bench board.
In the present invention, owing to be provided with when being inserted through in bob-weight that hoist cable links to each other with lift car and the bob-weight guide rail, the device that lift car is braked mechanically, so, even any interference in operation, occurs, perhaps the third party can guarantee that also elevator is in halted state when not knowing that the operating personnel is carrying out under the situation of upkeep operation forcibly energized.
In order to realize above-mentioned another purpose, the present invention proposes a kind of lift appliance, this lift appliance possesses stop pin, and this stop pin is inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically lift car is braked; Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of lift car; Electric lorry, when stop pin does not insert in bob-weight and the bob-weight guide rail, this electric lorry will overhaul with table lock and fix on the stowed position.
The invention allows for a kind of lift appliance, this lift appliance possesses stop pin, and this stop pin is inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically lift car is braked; Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of lift car; Electric lorry, when not packing up maintenance with bench board constantly, this electric lorry is locked in stop pin in bob-weight and the bob-weight guide rail.
The invention allows for a kind of lift appliance, this lift appliance possesses stop pin, and this stop pin is inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically lift car is braked; Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of lift car; When stop pin does not insert in bob-weight and the bob-weight guide rail, maintenance is fixed on the electric lorry of stowed position with table lock; When not packing up maintenance constantly, stop pin is locked in electric lorry in bob-weight and the bob-weight guide rail with bench board.
Above-mentioned any one lift appliance can possess a kind of switch, when this switch inserts in bob-weight and the bob-weight guide rail at stop pin, lift car is shut down.
And above-mentioned any one lift appliance can have a kind of switch, and this switch is not being packed up maintenance with bench board constantly, and described lift car is shut down.
Owing to possessed when stop pin does not insert in bob-weight and the bob-weight guide rail, will overhaul the electric lorry that fixes on the stowed position with table lock, so, if stop pin is not inserted in bob-weight and the bob-weight guide rail, just can't assemble the maintenance bench board.
Owing to possessed and ought not pack up maintenance constantly with bench board, stop pin is locked in electric lorry in bob-weight and the bob-weight guide rail, so, do not use bench board if do not pack up maintenance, just can't extract stop pin.
Its result can lose efficacy because of maloperation causes above-mentioned stop mechanism with regard to unnecessary worry.
According to the present invention, when control panel is carried out upkeep operation, can mechanically carry out the braking of lift car.
As long as stop pin does not insert in bob-weight and this bob-weight guide rail, maintenance just can't be assembled with bench board.That is,, just can't carry out upkeep operation, so can guarantee safety if mechanically lift car is not braked.
To overhaul with bench board and assemble and when overhauling because stop pin is in stationary state, so this stop pin can not fall down, and, even when maloperation, want to extract stop pin, also can't extract this stop pin, so can guarantee safety.
And, can't extract stop pin owing to be under the state that assembles with bench board in maintenance, so, also have and can prevent to forget that the situation that maintenance is packed up with bench board takes place.
Description of drawings
Fig. 1 is the lateral plan of the formation of the embodiment of expression lift appliance of the present invention.
Fig. 2 is the circuit diagram of an example of the formation of the circuit of expression lift appliance embodiment of the present invention.
Among the figure: the 1-elevator lifting channel, the 2-control panel, the 3-maintenance is used bench board, 4-lift car, 5-master's hoist cable, 6-bob-weight, 7-bob-weight guide rail, 8-rope sheave, 9-pulley, 10-stop pin, 11-switch, 12-switch, the 13-electric lorry, 14-switch, 15-switch, 16-electric lorry, 17-relay.
The specific embodiment
The embodiment that below sees figures.1.and.2 to lift appliance of the present invention describes.
Fig. 1 is the lateral plan of the formation of the embodiment of expression lift appliance of the present invention.
In the elevator that does not possess the Machine Room of Fig. 1, control panel 2 and maintenance are arranged in the hoist trunk 1 of elevator with bench board 3.The end that volume hangs over the main hoist cable 5 on rope sheave 8 and the pulley 9 lift car 4 that plays, the bob-weight 6 that the other end plays and guided by bob-weight guide rail 7.
Bob-weight 6 and bob-weight guide rail 7 are provided with and are used to insert the fixedly perforate of the stop pin 10 of lift car 4.
Be provided with switch 11 and switch 12 in the operating space of stop pin 10, when stop pin 10 began to insert in bob-weight 6 and the bob-weight guide rail 7, switch 11 disconnected, and when stop pin 10 inserted in bob-weight 6 and the bob-weight guide rail 7 fully, switch 12 was communicated with.
In addition, in the operating space of maintenance, be provided with electric lorry 13, switch 14 and switch 15, when the contact of switch 12 is communicated with bench board 3, electric lorry 13 is opened, so that can take out maintenance with bench board 3, when maintenance is packed up with bench board 3, switch 14 is communicated with, and switch 15 disconnects.
And, in the operating space of stop pin 10, be provided with electric lorry 16, when the contact of switch 15 was in connected state, electric lorry 16 lockings can't be extracted stop pin 10.
And the position 4a when lift car is in bottom represents that if lift car 4 lifting under the state that maintenance is not packed up with bench board 3, then maintenance is with bumping between bench board 3 and the lift car 4.
Fig. 2 is the circuit diagram of the circuit structure example of the embodiment of expression lift appliance of the present invention.
In Fig. 2, be in connected state at switch 11, and switch 14 is when also being in connected state, elevator is turned round and the relay 17 that stops to switch is in excited state, elevator can travel.When switch 11 and 14 was in state beyond the above-mentioned state, relay 17 was in demagnetizing state, and elevator stops.
After switch 12 was communicated with, electric lorry 13 was opened by excitation, thereby can take out maintenance bench board 3.
When the contact of switch 15 was in conducting state, electric lorry 16 was by excitation, and stop pin 10 is locked and can't be extracted.
The operating personnel stops at lift car 4 top when maintenance control panel 2.After this, enter in the elevator hole of hoist trunk 1, stop pin 10 is inserted in the perforate of the perforate of bob-weights 6 and bob-weight guide rail 7.
At this moment, when inserting beginning, switch 11 disconnects, and relay 17 degaussings stop elevator with electric means.Its result can brake lift car 4 with electric means earlier.
After stop pin 10 being inserted fully in the perforate of the perforate of bob-weight 6 and bob-weight guide rail 7, can mechanically brake lift car 4.
And after inserting fully, the contact of switch 12 is communicated with, and electric lorry 13 is opened by excitation, can take out maintenance bench board 3 this moment.
The operating personnel is assembling maintenance with after the bench board 3, because maintenance separates from switch 14 with bench board 3, so the contact of switch 14 disconnects, relay 17 by switch 11 and switch 14 by dual disconnection, so further improved the open circuited safety of electric means.
After maintenance assembled with bench board 3, because maintenance separates from switch 15 with bench board 3, so the contact of switch 15 becomes connected state, electric lorry 16 was by excitation and locking can't be extracted stop pin 10 at this moment.
Under this state, the operating personnel can climb up control panel is carried out in the maintenance that assembles with bench board 3 upkeep operation securely.
Service work finishes, after the operating personnel will overhaul and pack up with bench board 3, and the contact connection of switch 14, relay 17 only relies on switch 11 and is in off-state.
In addition, after maintenance was packed up with bench board 3, the contact of switch 15 disconnected, and electric lorry 16 is opened by degaussing, and can extract stop pin 10 this moment.
When the operating personnel began to extract stop pin 10, the contact of switch 12 disconnected, and electric lorry 13 is by degaussing and locking, can't take out maintenance this moment with bench board 3.
After extracting fully, the contact of switch 11 becomes connected state, and relay 17 is by excitation, and elevator is in the state that can travel.
According to present embodiment, when control panel is overhauled, not only can be with electric means, but also can mechanically brake lift car.
In addition, if stop pin 10 does not insert in bob-weight 6 and the bob-weight guide rail 7, maintenance just can't be assembled with bench board 3, therefore, when lift car not being carried out mechanical braking, can't carry out service work, so can guarantee safety.
And assemble with bench board 3 and when carrying out upkeep operation, owing to stop pin 10 is fixed, so stop pin 10 can not come off in maintenance, so, even produced the maloperation that stop pin 10 will be extracted, also can't extract stop pin 10, so can guarantee safety.
And, be under the state that assembles with bench board 3 in maintenance, owing to can't extracting stop pin 10, so can prevent to forget maintenance is packed up with bench board 3.
Claims (8)
1. a lift appliance is characterized in that having stop pin, and this stop pin is inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically described lift car is braked.
2. according to the described lift appliance of claim 1, it is characterized in that having switch, when this switch inserts in described bob-weight and the described bob-weight guide rail at described stop pin, described lift car is shut down.
3. according to claim 1 or 2 described lift appliances, it is characterized in that having:
Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, when upkeep operation, be assembled in the lifting zone of described lift car,
Switch, this switch shuts down described lift car not packing up described maintenance when using bench board.
4. lift appliance is characterized in that having:
Stop pin, this stop pin are inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically described lift car are braked;
Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of described lift car;
Electric lorry, when described stop pin did not insert in described bob-weight and the described bob-weight guide rail, this electric lorry fixed on the stowed position with described maintenance with table lock.
5. lift appliance is characterized in that having:
Stop pin, this stop pin are inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically described lift car are braked;
Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of described lift car;
Electric lorry, when not packing up described maintenance when using bench board, this electric lorry is locked in described stop pin in described bob-weight and the described bob-weight guide rail.
6. lift appliance is characterized in that having:
Stop pin, this stop pin are inserted through in the bob-weight and bob-weight guide rail that hoist cable links to each other with lift car, mechanically described lift car are braked;
Bench board is used in maintenance, and this maintenance is packed up when the normal operation with bench board, is assembled in when upkeep operation in the lifting zone of described lift car;
When described stop pin does not insert in described bob-weight and the described bob-weight guide rail, described maintenance is fixed on the electric lorry of stowed position with table lock;
When not packing up described maintenance when using bench board, described stop pin is locked in electric lorry in described bob-weight and the described bob-weight guide rail.
7. according to each described lift appliance in the claim 4 to 6, it is characterized in that having switch, when described stop pin inserted in described bob-weight and the described bob-weight guide rail, this switch shut down described lift car.
8. according to each described lift appliance in the claim 4 to 7, it is characterized in that having switch, do not packing up described maintenance when using bench board, this switch shuts down described lift car.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003424317 | 2003-12-22 | ||
| JP2003424317A JP2005179015A (en) | 2003-12-22 | 2003-12-22 | Elevator device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1636851A true CN1636851A (en) | 2005-07-13 |
| CN100379668C CN100379668C (en) | 2008-04-09 |
Family
ID=34784548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004101007451A Expired - Fee Related CN100379668C (en) | 2003-12-22 | 2004-12-13 | Elevator device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005179015A (en) |
| CN (1) | CN100379668C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100333990C (en) * | 2004-05-12 | 2007-08-29 | 株式会社日立制作所 | Elevator appts. |
| CN102530665A (en) * | 2010-12-08 | 2012-07-04 | 株式会社日立制作所 | Elevator equipment |
| CN103079980A (en) * | 2010-09-06 | 2013-05-01 | 株式会社日立制作所 | Elevator device |
| CN111655603A (en) * | 2018-02-09 | 2020-09-11 | 株式会社日立制作所 | Elevator work table and elevator |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009203019A (en) * | 2008-02-28 | 2009-09-10 | Mitsubishi Electric Corp | Workbench of hoisting machine for elevator |
| JP5259379B2 (en) * | 2008-12-24 | 2013-08-07 | 株式会社日立製作所 | Elevator equipment |
| JP5483681B2 (en) * | 2009-08-26 | 2014-05-07 | 東芝エレベータ株式会社 | Elevator equipment |
| JP5633231B2 (en) * | 2010-08-04 | 2014-12-03 | 三菱電機株式会社 | Elevator smoke detector |
| EP2609028B1 (en) * | 2010-08-25 | 2020-02-26 | Otis Elevator Company | Device for controlling the position of a blocking member in an elevator system |
| CN102372206B (en) * | 2011-09-30 | 2013-11-06 | 快意电梯股份有限公司 | Device for preventing elevator cage from accidently moving |
| CN105173954A (en) * | 2015-09-18 | 2015-12-23 | 江南嘉捷电梯股份有限公司 | Device for preventing lift car from moving by accident |
| WO2019146059A1 (en) * | 2018-01-26 | 2019-08-01 | 三菱電機ビルテクノサービス株式会社 | Control device and elevator that have function for ensuring safety of elevator workers |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0192186A (en) * | 1987-09-30 | 1989-04-11 | Hitachi Ltd | Operating device in pit of elevator |
| JPH0383782A (en) * | 1989-02-23 | 1991-04-09 | Mitsubishi Electric Corp | Maintenance device for elevator |
| JP3690225B2 (en) * | 2000-01-19 | 2005-08-31 | 株式会社日立製作所 | Elevator equipment |
| JP2002293486A (en) * | 2001-03-30 | 2002-10-09 | Hitachi Building Systems Co Ltd | Maintenance working method for elevator |
| JP2002338159A (en) * | 2001-05-17 | 2002-11-27 | Hitachi Ltd | Elevator device |
-
2003
- 2003-12-22 JP JP2003424317A patent/JP2005179015A/en active Pending
-
2004
- 2004-12-13 CN CNB2004101007451A patent/CN100379668C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100333990C (en) * | 2004-05-12 | 2007-08-29 | 株式会社日立制作所 | Elevator appts. |
| CN103079980A (en) * | 2010-09-06 | 2013-05-01 | 株式会社日立制作所 | Elevator device |
| CN102530665A (en) * | 2010-12-08 | 2012-07-04 | 株式会社日立制作所 | Elevator equipment |
| CN111655603A (en) * | 2018-02-09 | 2020-09-11 | 株式会社日立制作所 | Elevator work table and elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100379668C (en) | 2008-04-09 |
| JP2005179015A (en) | 2005-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080409 Termination date: 20101213 |