CN1950286A - Elevator apparatus - Google Patents

Elevator apparatus Download PDF

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Publication number
CN1950286A
CN1950286A CNA2005800148313A CN200580014831A CN1950286A CN 1950286 A CN1950286 A CN 1950286A CN A2005800148313 A CNA2005800148313 A CN A2005800148313A CN 200580014831 A CN200580014831 A CN 200580014831A CN 1950286 A CN1950286 A CN 1950286A
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CN
China
Prior art keywords
mentioned
car
mode
detection device
overspeed detection
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Granted
Application number
CNA2005800148313A
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Chinese (zh)
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CN1950286B (en
Inventor
岩田雅史
松冈达雄
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Publication of CN1950286A publication Critical patent/CN1950286A/en
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Publication of CN1950286B publication Critical patent/CN1950286B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/02Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
    • B66B5/04Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
    • B66B5/06Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B1/00Control systems of elevators in general
    • B66B1/34Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
    • B66B1/3492Position or motion detectors or driving means for the detector
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0043Devices enhancing safety during maintenance

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Indicating And Signalling Devices For Elevators (AREA)

Abstract

In an elevator apparatus, an electronic overspeed detection device monitors whether the speed of an elevator car reaches an overspeed monitor pattern. The overstepped monitor pattern is set so as to vary steplessly relative to a position in a car retardation zone of at least a hoistway final section. An operation mode of the electronic overspeed detection device includes an inspection mode for inspecting the electronic overspeed detection device itself. In the inspection mode, the overspeed monitor pattern is changeable.

Description

Lift appliance
Technical field
The present invention relates to have and monitor whether car speed reaches the lift appliance of the electronic overspeed detection device of the monitoring mode of overrunning.
Background technology
In the speed detector of existing lift appliance, the pulse disk that the 1st and the 2nd plectane is overlapped.And, changing with respect to the coincidence angle of the 1st plectane by making the 2nd plectane, the number of effective through hole of pulse disk changes.Specifically, checking that speed detector whether during the spot check operation of normal operation, increases to 2 times by the number that makes effective through hole, 2 times winch speed when analog detection is common (for example, with reference to patent documentation 1).
Patent documentation 1: Japanese kokai publication hei 5-338948 communique
In above-mentioned so existing lift appliance, when carrying out the spot check operation of speed detector, the operating personnel need change the coincidence angle of the 2nd plectane with respect to the 1st plectane by manual working in as the hoistway that the place is set of speed detector or in the Machine Room, take time and energy very much.
Summary of the invention
The present invention makes in order to solve above-mentioned problem, the objective of the invention is to obtain easily to comprise the lift appliance of spot check operation of the electronic safety system of electronic overspeed detection device.
Lift appliance according to the present invention has electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the monitoring mode of overrunning; In the mode of operation of electronic overspeed detection device, comprise the checking mode of the inspection that is used to carry out electronic overspeed detection device self, in checking mode, the variable monitoring mode of overrunning.
In addition, lift appliance according to the present invention has electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the monitoring mode of overrunning; In the mode of operation of electronic overspeed detection device, the checking mode that comprises the inspection that is used to carry out electronic overspeed detection device self, in checking mode, although car in operation, monitors car speed yet the hypothesis car position is fixed on predetermined fixed position interior between the car deceleration area.
In addition, lift appliance according to the present invention has: car, and it is lifting in hoistway; Detent, its lifting to car is braked; Vital circuit portion, it makes detent carry out braking work by disconnection; And electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitor whether car speed reaches the monitoring mode of overrunning, in the mode of operation of electronic overspeed detection device, comprise the checking mode of the inspection that is used to carry out electronic overspeed detection device self; With mode of operation is switched to checking mode vital circuit portion is disconnected.
In addition, lift appliance according to the present invention has: car, and it is lifting in hoistway; Operation control section, the running of its control car; And electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the monitoring mode of overrunning; This lift appliance also has: floor gap distance operation portion, floor danger signal that provides from operation control section when it stops at floor according to car and the car position information of obtaining by electronic overspeed detection device, store the floor position of when car stops at floor, obtaining, obtain the distance of predetermined floor gap by electronic overspeed detection device.
In addition, lift appliance according to the present invention has: car, and it is lifting in hoistway; Operation control section, the running of its control car; Electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the monitoring mode of overrunning; And reference position sensor, it is arranged on the place, reference position in the hoistway, be used for being positioned at the information of reference position to electronic overspeed detection device input expression car, this lift appliance also has: the reference position operational part, the floor danger signal that provides from operation control section when it stops at floor according to car, and the car position information of obtaining by electronic overspeed detection device, the floor position of obtaining by electronic overspeed detection device when the storage car stops at floor, and according to the car position information of obtaining by electronic overspeed detection device, and from the information of reference position sensor, predetermined floor and the distance between the reference position are obtained in the reference position that storage is obtained by electronic overspeed detection device when car is positioned at the reference position.
Description of drawings
Fig. 1 is the constructional drawing that 1 lift appliance is shown according to the embodiment of the present invention.
Fig. 2 is illustrated in the figure that crosses fast mode that sets in the governor of Fig. 1 and the ETS circuit part.
Fig. 3 is the block scheme of function that the ETS circuit part of Fig. 1 is shown.
Fig. 4 is the figure that the 1st example of the monitoring mode of overrunning in the checking mode of ETS circuit part of Fig. 1 is shown.
Fig. 5 is the figure that the 2nd example of the monitoring mode of overrunning in the checking mode of ETS circuit part of Fig. 1 is shown.
Fig. 6 is the figure that the 3rd example of the monitoring mode of overrunning in the checking mode of ETS circuit part of Fig. 1 is shown.
Fig. 7 is the figure that the 4th example of the monitoring mode of overrunning in the checking mode of ETS circuit part of Fig. 1 is shown.
Fig. 8 is the block scheme of function that the ETS circuit part of 2 lift appliance is shown according to the embodiment of the present invention.
Fig. 9 is the figure that an example of the monitoring mode of overrunning in the checking mode of ETS circuit part of Fig. 8 is shown.
Figure 10 is the block scheme that the main portion of 3 lift appliance is shown according to the embodiment of the present invention.
Figure 11 is the block scheme that the main portion of 4 lift appliance is shown according to the embodiment of the present invention.
Figure 12 is the block scheme of the state when main portion common of 5 lift appliance is shown according to the embodiment of the present invention.
Figure 13 is the block scheme of the state the when checking mode of device of Figure 12 is shown.
Figure 14 is the block scheme of function that the ETS circuit part of 6 lift appliance is shown according to the embodiment of the present invention.
Figure 15 is the front elevation of an example that the display frame of the relative position display part of Figure 14 and reference position display part is shown.
The specific embodiment
Below, with reference to accompanying drawing preferred implementation of the present invention is described.
Embodiment 1
Fig. 1 is the constructional drawing that 1 lift appliance is shown according to the embodiment of the present invention.In the drawings, in hoistway 1, be provided with a pair of car guide rail 2 and a pair of weight guide (not illustrating).Car 3 lifting in hoistway 1 by car guide rail 2 guiding.Counterweight 4 lifting in hoistway 1 by the weight guide guiding.
In the bottom of car 3, the emergency braking device 5 that car 3 is promptly stopped with car guide rail 2 engagements is installed.Emergency braking device 5 has a pair of brake plate (wedge parts) 6 of working and pushing car guide rail 2 by power operation.
Top in hoistway 1 is provided with the actuating device (winch) 7 that makes car 3 and counterweight 4 liftings by main steel rope.Actuating device 7 has: drive pulley 8 makes drive pulley 8 motor rotating portions (not illustrating), the detent 9 that the rotation of drive pulley 8 is braked, and the motor encoder 10 of the cooresponding detection signal of rotation of generation and drive pulley 8.
As detent 9, can use for example electro-magnetic braking device.In electro-magnetic braking device, by the elastic force of retarding spring, brake plate is pushed brake surface and is come the rotation of drive pulley 8 is braked, and by electromagnet is carried out excitation, makes brake plate leave brake surface, brake off.
Control board for elevator 11 is configured in the bottom in the hoistway for example 1 etc.In control board for elevator 11, be provided with: operation control section 12, the running of its accessory drive 7; And vital circuit portion (trunk circuit portion) 13, it is used for making when abnormal elevator car 3 promptly to stop.Detection signal from motor encoder 10 is input to operation control section 12.Operation control section 12 is obtained the position and the speed of car 3, accessory drive 7 according to the detection signal from motor encoder 10.
When the trunk circuit of vital circuit portion 13 is in open-circuit condition, cut off energising, and cut off energising the electromagnet of detent 9 to the motor section of actuating device 7, drive pulley 8 is braked.
Be provided with governor (mechanical governor) 14 on the top of hoistway 1.In governor 14, be provided with: governor sheave 15, the detector switch 16 of overrunning, steel cable brake equipment (rope catch) 17 and as the governor coder 18 of sensor.On governor sheave 15, be wound with governor steel cable 19.The both ends of governor steel cable 19 are connected with the operating mechanism of emergency braking device 5.The bottom of governor steel cable 19 is wound on the tension wheel 20 of the bottom that is disposed at hoistway 1.
When car 3 liftings, 19 circulations of governor steel cable, governor sheave 15 is to rotate with the corresponding rotating speed of the running velocity of car 3.In governor 14, the running velocity that mechanically detects car 3 reaches overruns.As overrunning of will detecting, be set with than high the 1st the overrunning (OS speed) and of command speed than the 1st the high the 2nd overrun (tripping operation (Trip) speed) of overrunning.
When the running velocity of car 3 reaches the 1st when overrunning, the operation detector switch 16 of overrunning.When the detector switch 16 of overrunning was operated, the trunk circuit of vital circuit portion 13 was in open-circuit condition.When the running velocity of car 3 reaches the 2nd when overrunning, catch governor steel cable 19 by steel cable brake equipment 17, stop the circulation of governor steel cable 19.When the circulation of governor steel cable 19 stopped, emergency braking device 5 carried out braking work.
Governor coder 18 produces the corresponding detection signal of rotation with governor sheave 15.In addition, as governor coder 18, can use and export 2 kinds of detection signals simultaneously, be i.e. the dual coding device of the 1st and the 2nd detection signal.
The the 1st and the 2nd detection signal from governor coder 18 is input to the ETS circuit part 22 (electronic overspeed detection device) that is arranged on the terminal floor forced reduction apparatus (ETS device) in the electronic security(ELSEC) controller 21.Abnormal elevator detects according to the detection signal from governor coder 18 in ETS circuit part 22, and output is used for elevator is transferred to the command signal of safe condition.Specifically, ETS circuit part 22 is independent of operation control section 12 according to the signal from governor coder 18, obtains the running velocity and the position of car 3, monitors whether car speed reaches the monitoring mode of overrunning (detection level of overrunning).The monitoring mode of overrunning is configured to infinitely change with respect to position interior between the car deceleration area of hoistway terminal part.
In addition, ETS circuit part 22 converts the signals from governor coder 18 to digital signal, carries out digital operation and handles, thereby whether the running velocity of judging car 3 reaches the ETS supervision overruns.When reaching ETS, the running velocity that is judged as car 3 by ETS circuit part 22 monitors that when overrunning, the trunk circuit of vital circuit portion 13 is in open-circuit condition.
And, ETS circuit part 22 can detect ETS circuit part 22 self unusual and governor coder 18 unusually.Under the unusual situation that detects ETS circuit part 22 self or governor coder 18, from ETS circuit part 22 to the nearest floor stop instruction signal of operation control section 12 outputs as the command signal that is used to make elevator transfer to safe condition.And, between ETS circuit part 22 and operation control section 12, can carry out two way communication.
Pre-position in hoistway 1 is provided with and is used to detect the 1st~the 4th reference position sensor (position detecting switch) 23~26 that car 3 is positioned at the reference position of hoistway 1.As reference position sensor 23~26, can use upper and lower terminal floor switch.To the detection signal of ETS circuit part 22 inputs from reference position sensor 23~26.In ETS circuit part 22,, proofread and correct the location information of the car of in ETS circuit 22, being obtained 3 according to detection signal from reference position sensor 23~26.
In the bottom of hoistway 1, be provided with car buffer 27 and counterweight buffer 28.As these energy dispersers 27,28, can use for example filling type or bumper.
Fig. 2 is illustrated in the figure that crosses fast mode that sets in the governor 14 of Fig. 1 and the ETS circuit part 22.In the drawings, run to from the lower terminal end floor under the situation of upper terminal floor with common speed (command speed) at car 3, the velocity mode of car 3 is common velocity mode V 0In governor 14, set the 1st and the 2nd by the mechanical location adjustment and crossed fast mode V 1, V 2In ETS circuit part 22, be set with the ETS monitoring mode V that overruns E
The ETS monitoring mode V that overruns EBe configured to than usual speed pattern V 0High.And, the ETS monitoring mode V that overruns EBe configured to fall in the stroke and common velocity mode V height-rise 0Separate roughly uniformly-spaced.That is the ETS monitoring mode V that overruns, EChange according to car position.More particularly, the ETS monitoring mode V that overruns ENear intermediate floor, be configured to constantly, and near terminal floor, be configured to along with reducing continuously and smoothly near the terminal (top and bottom) of hoistway 1.Like this, ETS circuit part 22 not only near terminal floor, and near intermediate floor (velocity mode V usually 0In the constant-speed operation interval) monitor the running velocity of car 3, yet near the intermediate floor, can not necessarily monitor.
The 1st crosses fast mode V 1Be configured to the monitoring mode V that overruns than ETS EHigh.And the 2nd crosses fast mode V 2Be configured to cross fast mode V than the 1st 1Higher.And the 1st and the 2nd crosses fast mode V on the whole height in hoistway 1 1, V 2Be constant.
Fig. 3 is the block scheme of function that the ETS circuit part 22 of Fig. 1 is shown.ETS circuit part 22 has: speed test section 31, position operational part 32, the monitoring unit of overrunning 33 and checking mode configuration part 34.Speed test section 31 detects the running velocity of car 3 according to the signal from governor coder 18.Position operational part 32 is according to from the signal of reference position sensor 23~26 with from the car speed information of speed test section 31, the position of computing car 3.
The monitoring unit of overrunning 33 monitors according to from the car speed information of speed test section 31, from the car position information and the predefined monitoring mode of overrunning of position operational part 32 whether car speed reaches the monitoring mode of overrunning.When car speed reaches the level of overrunning of the monitoring mode of overrunning,, the trunk circuit of vital circuit portion 13 is placed open-circuit condition to vital circuit portion 13 output forced decelerations instruction.
The mode of operation of ETS circuit part 22 comprises normal mode and is used to carry out the checking mode of ETS circuit part 22 autoscopies.In checking mode, the variable monitoring mode of overrunning.The change of the monitoring mode of overrunning is set in checking mode configuration part 34 when checking mode.
ETS circuit part 22 has computing machine (not illustrating), and this computing machine has arithmetic processing section (CPU), storage part (ROM, RAM and hard disk etc.) and signal input and output portion.The function of speed test section 31 shown in Figure 3, position operational part 32, the monitoring unit of overrunning 33 and checking mode configuration part 34 is by the computer realization of ETS circuit part 22.That is, be useful on the functional programs of realization speed test section 31, position operational part 32, the monitoring unit of overrunning 33 and checking mode configuration part 34 in the storage part stored of computing machine.Arithmetic processing section is carried out the relevant calculation process of function with speed test section 31, position operational part 32, the monitoring unit of overrunning 33 and checking mode configuration part 34 according to program.
In addition, operation control section 12 is made of the computing machine that is different from ETS circuit part 22.
Fig. 4 is the figure that the 1st example of the monitoring mode of overrunning in the checking mode of ETS circuit part 22 of Fig. 1 is shown.In the 1st example, by with the monitoring mode V that overruns between the car deceleration area of hoistway terminal part EInspection monitoring mode V is set to the pars intermedia translation of the lifting travel of car 3 in former state ground ECAnd when the spot check of ETS circuit part 22, car 3 is according to common velocity mode V 0Operation in hoistway 1.Yet, owing to changed the monitoring mode of overrunning, thereby the operational mode of the car 3 when checking operational mode V when checking 0C
Like this, by setting the change of the monitoring mode of overrunning when the checking mode,, can easily carry out the spot check operation of ETS circuit part 22 even car 3 with the command speed operation, also can detect at the pars intermedia of hoistway 1 and overrun.And, need not to make car 3 with the speed operation higher than command speed in order to check ETS circuit part 22, therefore, need not only to increase the capacity of the motor section of actuating device 7 for inspection.
Fig. 5 is the figure that the 2nd example of the monitoring mode of overrunning in the checking mode of ETS circuit part 22 of Fig. 1 is shown.In the 2nd example, by with the monitoring mode V that overruns between the car deceleration area of hoistway terminal part ETranslation is the value lower than normal mode, sets inspection monitoring mode V EC
Like this, when checking mode, the inspection monitoring mode V that setting speed is lower than the monitoring mode of overrunning of normal mode ECThereby, also can easily carry out the spot check operation of ETS circuit part 22.
Fig. 6 is the figure that the 3rd example of the monitoring mode of overrunning in the checking mode of ETS circuit part 22 of Fig. 1 is shown.In the 3rd example, by with the monitoring mode V that overruns between the car deceleration area of hoistway terminal part ELifting direction towards car 3 moves any distance, sets inspection monitoring mode V EC
Use this inspection monitoring mode V EC, also can overrun in in-service inspection smaller or equal to command speed, can easily carry out the spot check operation of ETS circuit part 22.
Fig. 7 is the figure that the 4th example of the monitoring mode of overrunning in the checking mode of ETS circuit part 22 of Fig. 1 is shown.In the 4th example, set inspection monitoring mode V EC, make location independent in detection level and the hoistway 1 of overrunning and constant and smaller or equal to command speed.
By this inspection monitoring mode V EC, also can overrun in in-service inspection smaller or equal to command speed, can easily carry out the spot check operation of ETS circuit part 22.
Embodiment 2
Below, Fig. 8 is the block scheme of function that the ETS circuit part 22 of 2 lift appliance is shown according to the embodiment of the present invention.The difference of the lift appliance of embodiment 2 and embodiment 1 only is the functional structure of ETS circuit part 22, and the lift appliance integral structure is identical with embodiment 1.
In this embodiment, when checking mode, offer the car position information of the monitoring unit 33 of overrunning from position operational part 32 by 34 changes of checking mode configuration part.Specifically, ETS circuit part 22 when checking mode, for example as shown in Figure 9, the fixed position of the regulation in will being fixed between the car deceleration area from the car position information that position operational part 32 offers the monitoring unit 33 of overrunning, and the monitoring mode V that overruns ESelf does not change.That is, in checking mode, although car 3 in fact in operation, monitors car speed yet the hypothesis car position is fixed on the fixed position.
Like this, be in the state identical in fact, that is: set inspection monitoring mode V with following situation EC, make location independent in detection level and the hoistway 1 of overrunning and constant and, thereby can overrun in detection in service smaller or equal to command speed smaller or equal to command speed, can easily carry out the spot check operation of ETS circuit part 22.
In addition, the fixed position can be between the car deceleration area in suitably change.Like this, also can when changing the fixed position, repeatedly implement the inspection of ETS circuit part 22.
Embodiment 3
Below, Figure 10 is the block scheme that the main portion of 3 lift appliance is shown according to the embodiment of the present invention.In the drawings, the automatic inspection that is used to import the instruction of the inspection of carrying out ETS circuit part 22 automatically instructs input part 35 to be connected with operation control section 12 with ETS circuit part 22.When the automatic inspection instruction was input to automatic inspection instruction input part 35, the checking mode setting command was imported into the checking mode configuration part 34 of ETS circuit part 22, and checks that operational mode is imported into operation control section 12.
When the checking mode setting command has been imported in checking mode configuration part 34, the mode of operation of ETS circuit part 22 switches to checking mode, carries out and changes in the setting shown in embodiment 1 or 2.On the other hand, when when operation control section 12 has been imported the inspection operational mode, operation control section 12 is according to checking operational mode operation car 3.Other structures are identical with embodiment 1 or 2.
In this lift appliance, as long as to the instruction of automatic inspection instruction input part 35 input checkings, the inspection in interior ETS circuit part 22 is changed in the setting that just can comprise the inspection operation of car 3 and ETS circuit part 22 automatically, can alleviate service personnel in the inspection or installation exercise personnel's burden.
In addition, can carry out simultaneously, also can keep the certain hour difference to carry out to the 22 input checking mode initializations instruction of ETS circuit part with to operation control section 12 input checking operational modes.For example, can be to ETS circuit part 22 input checking mode initializations after the instruction schedule time, to operation control section 12 input checking operational modes.In addition, also can be to operation control section after the 12 input checking operational mode schedule times, the operation of beginning car 3.
And the inspection operational mode that is input to operation control section 12 can be the operational mode more than 2.For example, under the situation of the initial position of the car 3 when having determined to check, can be used to instruction that car 3 is moved to initial position to operation control section 12 input, then to the 22 input checking mode initializations instruction of ETS circuit part, afterwards, to the operating instruction of operation control section 12 input checking operational modes.
And automatic inspection instruction input part 35 can be independent of ETS circuit part 22 and operation control section 12 and be provided with, but also can be arranged to the part of ETS circuit part 22 or operation control section 12.
Embodiment 4
Below, Figure 11 is the block scheme that the main portion of 4 lift appliance is shown according to the embodiment of the present invention.In the drawings, in ETS circuit part 22, be connected with gang switch 36.When the 1st switch 36a of gang switch 36 closure, checking mode begins the circuit short circuit, carries out the checking mode of checking mode configuration part 34 and sets.
In gang switch 36, be provided with the 2nd switch 36b that is connected in series with vital circuit portion 13.The switching of the 2nd switch 36b and the 1st switch 36a mechanically links and opens and closes.Specifically, the 2nd switch 36b disconnects when the 1st switch 36a is closed.Therefore, when the 1st switch 36a was closed, vital circuit portion 13 disconnected.
In this lift appliance, carry out because the disconnection of the setting of checking mode and vital circuit portion 13 links, thereby can under the state that car 3 is stopped more reliably, carry out the setting of checking mode.In addition, move on car 3 or in the hoistway 1 and the inspection of the ETS circuit part 22 that carries out, can under the state that car 3 is stopped more reliably, carry out operation for the operator.
Embodiment 5
Below, Figure 12 is the block scheme of the state when main portion common of 5 lift appliance is shown according to the embodiment of the present invention, Figure 13 is the block scheme of the state the when checking mode of device of Figure 12 is shown.In the drawings, vital circuit portion 13 and checking mode begin circuit and use wire jumper bolt 37 to come optionally short circuit.That is, when common, vital circuit portion 13 is by wire jumper bolt 37 short circuits, and checking mode begins circuit and disconnects.On the other hand, when checking mode, checking mode begins circuit by wire jumper bolt 37 short circuits, and vital circuit portion 13 disconnects.
The inspection method of the ETS circuit part 22 that carries out as stopping car 3 has following method.At first, according to the method shown in the embodiment 2, the fixing car position information that offers speed operational part 33 from position operational part 32.Then, from governor sheave 15, temporarily take off governor steel cable 19.Afterwards, use electric drill etc. makes governor sheave 15 rotations, from the rotating speed corresponding signal of governor coder 18 outputs with governor sheave 15.By checking like this, can pass through speed test section 31 detection speeds, and not make car 3 real-world operations.Then, surpassed the monitoring mode V that overruns when this speed EThe time, by observing the switch motion of vital circuit portion 13, can confirm whether the work of ETS circuit part 22 is correct.
In this lift appliance, carry out because the disconnection of the setting of checking mode and vital circuit portion 13 links, thereby can under the state that car 3 is stopped more reliably, carry out the setting of checking mode.And, move on car 3 or in the hoistway 1 and the inspection of the ETS circuit part 22 that carries out for the operator, can under the state that car 3 is stopped more reliably, carry out operation.
Embodiment 6
Below, Figure 14 is the block scheme of function that the ETS circuit part 22 of 6 lift appliance is shown according to the embodiment of the present invention.ETS circuit part 22 has: speed test section 31, position operational part 32, the monitoring unit of overrunning 33, floor stop position storage part 38, reference position storage part 39, relative position display part 40 and reference position display part 41.
When car 3 stops at floor, provide the floor danger signal to floor stop position storage part 38 from operation control section 12.And, provide the car position that calculates by position operational part 32 information to floor stop position storage part 38.The car position that calculates by position operational part 32 when thus, floor stop position storage part 38 storage cars 3 stop at predetermined floor.
Be provided for reference position storage part 39 from the reference position detection signal of reference position sensor 23~26 with by the car position information that position operational part 32 calculates.The car position that has calculated by position operational part 32 when thus, storage part 39 storage cars 3 in reference position have passed through the reference position.
Relative position display part 40 calculates the distance of 2 floor gaps of regulation according to the information from floor stop position storage part 38, for example is presented at as shown in figure 15 on the monitoring device (not illustrating).
Reference position display part 41 calculates the distance from predetermined floor to reference position sensor 23~26 according to the information from floor stop position storage part 38 and reference position storage part 39, for example is presented on the monitoring device as shown in figure 15.
The function of floor stop position storage part 38, reference position storage part 39, relative position display part 40 and reference position display part 41 is by the computer realization of ETS circuit part 22.That is, in the storage part of computing machine, store the functional programs that is used to realize floor stop position storage part 38, reference position storage part 39, relative position display part 40 and reference position display part 41.Arithmetic processing section is carried out the relevant calculation process of function with floor stop position storage part 38, reference position storage part 39, relative position display part 40 and reference position display part 41 according to program.
Therefore, the floor gap distance operation portion of embodiment 6 and reference position operational part are made of the computing machine of ETS circuit part 22.
In this lift appliance, can check easily thus whether the relative distance calculation function of ETS circuit part 22 correctly works with comparing by the distance of the predetermined floor gap of relative position display part 40 output distance with the actual floor interlayer of building.
In addition, the distance from predetermined floor to the reference position by 41 outputs of reference position display part can be compared with predetermined distance from predetermined floor to the reference position, can check easily whether the position of reference position sensor 23~26 is correct.And, owing to the car position that can obtain when having passed through the reference position, thereby can check easily also whether reference position sensor 23~26 correctly works.
In addition, in embodiment 6, computer realization by ETS circuit part 22 function of floor stop position storage part 38, reference position storage part 39, relative position display part 40 and reference position display part 41, but also can realize by the computing machine that is independent of ETS circuit part 22.
In addition, also may be displayed on the monitor in the caretaker room that is arranged at building from the output of relative position display part 40 and reference position display part 41, can be from easily carrying out the affirmation of the function of relative distance calculation function and reference position sensor 23~26 at a distance.

Claims (12)

1. lift appliance, this lift appliance has electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitor whether car speed reaches the above-mentioned monitoring mode of overrunning, it is characterized in that
In the mode of operation of above-mentioned electronic overspeed detection device, comprise the checking mode of the inspection that is used to carry out above-mentioned electronic overspeed detection device self;
In above-mentioned checking mode, the variable above-mentioned monitoring mode of overrunning.
2. lift appliance according to claim 1 is characterized in that, above-mentioned electronic overspeed detection device is in above-mentioned checking mode, with the above-mentioned pars intermedia side translation of monitoring mode towards lifting travel of overrunning between above-mentioned car deceleration area.
3. lift appliance according to claim 1 is characterized in that, above-mentioned electronic overspeed detection device is than common low speed with the above-mentioned monitoring mode translation of overrunning between above-mentioned car deceleration area in above-mentioned checking mode.
4. lift appliance according to claim 1 is characterized in that, above-mentioned electronic overspeed detection device is in above-mentioned checking mode, and the monitoring mode of above-mentioned between above-mentioned car deceleration area can being overrun is towards the lifting direction translation of car distance arbitrarily.
5. lift appliance according to claim 1 is characterized in that, above-mentioned electronic overspeed detection device in above-mentioned checking mode, the detection level of overrunning set for hoistway in location independent and constant, and smaller or equal to command speed.
6. lift appliance, this lift appliance has electronic overspeed detection device, this electronic overspeed detection device is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitor whether car speed reaches the above-mentioned monitoring mode of overrunning, it is characterized in that
In the mode of operation of above-mentioned electronic overspeed detection device, comprise the checking mode of the inspection that is used to carry out above-mentioned electronic overspeed detection device self;
In above-mentioned checking mode, although car in operation, monitors car speed yet the hypothesis car position is fixed on predetermined fixed position interior between above-mentioned car deceleration area.
7. lift appliance according to claim 6 is characterized in that the said fixing position changeable more.
8. according to any described lift appliance in claim 1~claim 7, it is characterized in that this lift appliance also has:
Operation control section, it controls the running of above-mentioned car; And
Automatic inspection instruction input part, it is used to import the instruction of carrying out the inspection of above-mentioned electronic overspeed detection device automatically,
By to the instruction of above-mentioned automatic inspection instruction input part input checking, thereby make the mode of operation of above-mentioned electronic overspeed detection device switch to checking mode, and begin above-mentioned car automatically in the operation of checking under the operational mode.
9. lift appliance according to claim 8, it is characterized in that, when when above-mentioned automatic inspection instruction input part has been imported the inspection instruction, above-mentioned car is being automatically moved to the inspection starting position under the operation usually, the mode of operation of above-mentioned electronic overspeed detection device is switched to checking mode afterwards, and begins the operation of above-mentioned car under above-mentioned inspection operational mode automatically.
10. lift appliance, this lift appliance has:
Car, it is lifting in hoistway;
Detent, its lifting to above-mentioned car is braked;
Vital circuit portion, it makes above-mentioned detent carry out braking work by disconnection; And
Electronic overspeed detection device, it is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the above-mentioned monitoring mode of overrunning,
It is characterized in that, in the mode of operation of above-mentioned electronic overspeed detection device, comprise the checking mode of the inspection that is used to carry out above-mentioned electronic overspeed detection device self,
Switching to above-mentioned checking mode with above-mentioned mode of operation makes above-mentioned vital circuit portion disconnect in linkage.
11. a lift appliance, this lift appliance has:
Car, it is lifting in hoistway;
Operation control section, it controls the running of above-mentioned car; And
Electronic overspeed detection device, it is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the above-mentioned monitoring mode of overrunning,
It is characterized in that, this lift appliance also has: floor gap distance operation portion, it is according to floor danger signal that provides from above-mentioned operation control section when above-mentioned car stops at floor and the car position information of being obtained by above-mentioned electronic overspeed detection device, store the floor position of when above-mentioned car stops at floor, obtaining, obtain the distance of predetermined floor gap by above-mentioned electronic overspeed detection device.
12. a lift appliance, this lift appliance has:
Car, it is lifting in hoistway;
Operation control section, it controls the running of above-mentioned car;
Electronic overspeed detection device, it is set with the monitoring mode of overrunning according to the mode that infinitely changes with respect to position interior between the car deceleration area of hoistway terminal part at least, monitors whether car speed reaches the above-mentioned monitoring mode of overrunning; And
The reference position sensor, the reference position that it is arranged in the above-mentioned hoistway is used for representing that to above-mentioned electronic overspeed detection device input above-mentioned car is positioned at the information of reference position,
It is characterized in that, this lift appliance also has: the reference position operational part, it is according to the floor danger signal that provides from above-mentioned operation control section when above-mentioned car stops at floor, and the car position information of obtaining by above-mentioned electronic overspeed detection device, the floor position that storage is obtained by above-mentioned electronic overspeed detection device when above-mentioned car stops at floor, and according to the car position information of obtaining by above-mentioned electronic overspeed detection device, and from the information of said reference position transduser, the distance between predetermined floor and the said reference position is obtained in the reference position that storage is obtained by above-mentioned electronic overspeed detection device when above-mentioned car is positioned at the reference position.
CN2005800148313A 2005-03-30 2005-03-30 Elevator apparatus Active CN1950286B (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101531307B (en) * 2008-03-12 2011-12-14 东芝电梯株式会社 Forced reduction gear for elevator terminal layer
CN102431862A (en) * 2011-09-30 2012-05-02 快意电梯有限公司 Device and method for monitoring speed of high-speed elevator
CN106185525A (en) * 2014-09-26 2016-12-07 株式会社日立制作所 The inspection method of the electronic safety system of lift appliance and lift appliance
CN107250022A (en) * 2015-03-30 2017-10-13 三菱电机株式会社 The control system of elevator
CN109476450A (en) * 2016-07-29 2019-03-15 三菱电机株式会社 The control device of elevator

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2682360B1 (en) * 2006-11-20 2016-08-10 Mitsubishi Electric Corporation Elevator system
ATE456535T1 (en) * 2007-05-24 2010-02-15 Wittur Holding Gmbh SPEED AND ACCELERATION MONITORING UNIT WITH ELECTRONICALLY CONTROLLED SERVO TRIGGER FOR USE FOR CONVEYOR EQUIPMENT
WO2010084581A1 (en) * 2009-01-21 2010-07-29 三菱電機株式会社 Elevator device
JP5222833B2 (en) * 2009-12-11 2013-06-26 株式会社日立製作所 Electronic safety elevator
WO2012090264A1 (en) * 2010-12-27 2012-07-05 三菱電機株式会社 Termination floor forced deceleration device for elevator
WO2012127560A1 (en) * 2011-03-18 2012-09-27 三菱電機株式会社 Elevator device
KR101664942B1 (en) * 2012-02-03 2016-10-11 오티스 엘리베이터 컴파니 System and method for reducing speed of an elevator car
EP3539913B1 (en) 2018-03-16 2021-04-28 Otis Elevator Company Automatic rescue operation in an elevator system
WO2020255193A1 (en) * 2019-06-17 2020-12-24 三菱電機株式会社 Terminal floor forced deceleration system for elevators

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4128141A (en) * 1977-07-07 1978-12-05 Westinghouse Electric Corp. Elevator system
JPS56149964A (en) * 1980-04-18 1981-11-20 Hitachi Ltd Controller for elevator
JPH0725501B2 (en) * 1988-04-15 1995-03-22 三菱電機株式会社 Elevator control equipment
GB9105298D0 (en) * 1991-03-13 1991-04-24 Thames Valley Lift Company Lim Improvement in lift control systems
JP3035066B2 (en) * 1992-04-17 2000-04-17 株式会社日立ビルシステム Drive device for operation test of elevator governor
JPH05338948A (en) * 1992-06-02 1993-12-21 Mitsubishi Electric Corp Winch device for elevator
FI95021C (en) * 1993-06-08 1995-12-11 Kone Oy Method and apparatus for triggering an elevator gripping device
JPH08169651A (en) * 1994-12-19 1996-07-02 Toshiba Corp Hydraulic elevator controller
CA2169682A1 (en) * 1995-03-10 1996-09-11 Christoph Liebetrau Method and equipment for testing a speed limiter of a lift installation
JPH09249360A (en) * 1996-03-13 1997-09-22 Toshiba Elevator Technos Kk Limit switch operation inspection device of elevator
US6253879B1 (en) * 1998-12-22 2001-07-03 Otis Elevator Company Apparatus and method of determining overspeed of an elevator car
JP2000272854A (en) * 1999-03-26 2000-10-03 Hitachi Ltd Control device for lift equipment
ATE348779T1 (en) * 2001-07-04 2007-01-15 Inventio Ag METHOD FOR PREVENTING AN UNACCEPTABLY HIGH SPEED OF THE LOAD-RESISTING MEANS OF AN ELEVATOR
JP2003092825A (en) * 2001-09-18 2003-03-28 Meidensha Corp Ground fault protective relay
JP4553535B2 (en) * 2001-09-28 2010-09-29 三菱電機株式会社 Elevator equipment

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101531307B (en) * 2008-03-12 2011-12-14 东芝电梯株式会社 Forced reduction gear for elevator terminal layer
CN102431862A (en) * 2011-09-30 2012-05-02 快意电梯有限公司 Device and method for monitoring speed of high-speed elevator
CN102431862B (en) * 2011-09-30 2014-07-09 快意电梯股份有限公司 Method for monitoring speed of high-speed elevator
CN106185525A (en) * 2014-09-26 2016-12-07 株式会社日立制作所 The inspection method of the electronic safety system of lift appliance and lift appliance
CN106185525B (en) * 2014-09-26 2018-09-14 株式会社日立制作所 The inspection method of the electronic safety system of lift appliance and lift appliance
CN107250022A (en) * 2015-03-30 2017-10-13 三菱电机株式会社 The control system of elevator
CN107250022B (en) * 2015-03-30 2019-02-05 三菱电机株式会社 The control system of elevator
CN109476450A (en) * 2016-07-29 2019-03-15 三菱电机株式会社 The control device of elevator

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EP1880967A1 (en) 2008-01-23
WO2006103769A1 (en) 2006-10-05
ES2530693T3 (en) 2015-03-04
EP1880967B1 (en) 2014-11-26
EP2660181A1 (en) 2013-11-06
EP1880967A4 (en) 2013-06-12
ES2526400T3 (en) 2015-01-12
PT2660180E (en) 2014-12-24
PT1880967E (en) 2014-12-31
EP2660181B1 (en) 2021-02-17
CN1950286B (en) 2012-10-17
JP4930792B2 (en) 2012-05-16
JPWO2006103769A1 (en) 2008-09-04
EP2660180A1 (en) 2013-11-06
EP2660180B1 (en) 2014-11-26

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