CN110143499A - Determination method, apparatus, the elevator range-measurement system of elevator car position - Google Patents
Determination method, apparatus, the elevator range-measurement system of elevator car position Download PDFInfo
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- CN110143499A CN110143499A CN201910260960.4A CN201910260960A CN110143499A CN 110143499 A CN110143499 A CN 110143499A CN 201910260960 A CN201910260960 A CN 201910260960A CN 110143499 A CN110143499 A CN 110143499A
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- hoistway
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- carriage
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/3492—Position or motion detectors or driving means for the detector
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
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- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
This application involves a kind of determination method, apparatus of elevator car position, elevator range-measurement system, computer equipment and storage mediums.The described method includes: obtaining the signal wave of first path and the signal wave in the second path；Path of the first path between carriage R-T unit and the first hoistway R-T unit, path of second path between carriage R-T unit and the second hoistway R-T unit；According to the signal wave of the signal wave of first path and the second path, first distance and second distance are calculated；Obtain the spacing of the first hoistway R-T unit and the second hoistway R-T unit and the third distance of the first hoistway R-T unit and origin；According to first distance, second distance, third distance and spacing, the current location of lift car is determined.The purpose for determining elevator car position by the geometrical relationship of the data of acquisition is realized using this method, not will receive extraneous factor influence, to improve the accuracy of measurement of elevator car position.
Description
Technical field
This application involves elevator technology fields, more particularly to a kind of determination method, apparatus of elevator car position, elevator
Range-measurement system, computer equipment and storage medium.
Background technique
With the development of society, more and more building are built, much more elevators is also mounted, electricity
Ladder becomes a kind of indispensable tool in people's daily life gradually；In order to guarantee the safety of elevator operation, to elevator
The accurate determination of car position becomes more and more important.
Currently, in order to determine elevator car position, usually by electric life controller, based on elevator traction machine or limiter of speed
Code device signal, calculate elevator car position, then by car top door area switch carry out leveling adjusting.But in elevator reality
In operational process, encoder is easy to be disturbed or break down to cause elevator car position judgement distortion, causes determining electricity
The accuracy of terraced car position is lower.
Summary of the invention
Based on this, it is necessary in view of the above technical problems, it is accurate to provide a kind of measurement that can be improved elevator car position
Determination method, apparatus, elevator range-measurement system, computer equipment and the storage medium of the elevator car position of degree.
A kind of determination method of elevator car position, which comprises
Obtain the signal wave of first path and the signal wave in the second path；The first path is carriage R-T unit and the
Path between one hoistway R-T unit, second path is between the carriage R-T unit and the second hoistway R-T unit
Path；The carriage R-T unit is arranged in elevator car roof and/or bottom；The first hoistway R-T unit and second
Hoistway R-T unit is spaced apart and arranged in the vertical direction on elevator shaft side wall；
According to the signal wave of the signal wave of the first path and the second path, first distance and second distance are calculated；Institute
Stating first distance is the carriage R-T unit at a distance from the first hoistway R-T unit, and the second distance is the sedan-chair
Compartment R-T unit is at a distance from the second hoistway R-T unit；
Obtain the first hoistway R-T unit and the second hoistway R-T unit spacing and first hoistway
The third distance of R-T unit and origin；
According to the first distance, second distance, third distance and spacing, the current location of lift car is determined.
In one of the embodiments, it is described obtain first path signal wave and the second path signal wave before, packet
It includes:
Determine the hoistway R-T unit for being located at carriage R-T unit the same side；
The hoistway R-T unit is calculated separately at a distance from the carriage R-T unit；
From the hoistway R-T unit, the hoistway R-T unit of distance first is identified as the second hoistway R-T unit,
The hoistway R-T unit of distance second is identified as the first hoistway R-T unit；
And/or
Determine the hoistway R-T unit for being located at carriage R-T unit the same side；
Obtain the signal strength for the signal wave that the hoistway R-T unit receives；
From the hoistway R-T unit, the hoistway R-T unit of signal strength first is identified as the second hoistway transmitting-receiving dress
It sets, the hoistway R-T unit of signal strength second is identified as the first hoistway R-T unit.
The acquisition the first hoistway R-T unit and the second hoistway R-T unit in one of the embodiments,
Spacing and the first hoistway R-T unit and origin third distance, comprising:
The device identification number of the first hoistway R-T unit and the second hoistway R-T unit is obtained respectively；
According to described device identification number inquiry pre-establish apart from table；It is described to have hoistway adjacent two-by-two apart from table record
The spacing of R-T unit, and different hoistway R-T units are at a distance from origin；
From the spacing for obtaining the first hoistway R-T unit and the second hoistway R-T unit in table, with
And the third distance of the first hoistway R-T unit and the origin.
It is described according to the first distance, second distance, third distance and spacing in one of the embodiments, it determines
The current location of lift car, comprising:
According to the first distance, second distance and spacing, calculates the first hoistway R-T unit and the carriage is received
The vertical range of carriage plane where transmitting apparatus；
The vertical range is added with the third distance, obtains the origin and the carriage R-T unit institute
In the target vertical distance of carriage plane；
The current location of lift car is determined according to the target vertical distance.
It is described according to the first distance, second distance and spacing in one of the embodiments, calculate first well
The vertical range of carriage plane where road R-T unit and the carriage R-T unit, comprising:
Carriage plane where calculating the first hoistway R-T unit and the carriage R-T unit using following formula
Vertical range:
D=d1cosθ；
Wherein, d1For first distance, d2For second distance, S2For the first hoistway R-T unit and second hoistway
The spacing of R-T unit, θ are that the first distance and the first hoistway R-T unit and the second hoistway R-T unit place are straight
Angle between line, d are the vertical range of carriage plane where the first hoistway R-T unit and the carriage R-T unit.
In one of the embodiments, the method also includes:
The current location of the lift car is sent to electric life controller；The electric life controller is used for according to the electricity
The current location of terraced carriage executes corresponding elevator control operations.
A kind of determining device of elevator car position, described device include:
Signal wave obtains module, for obtaining the signal wave of first path and the signal wave in the second path；The first via
Path of the diameter between carriage R-T unit and the first hoistway R-T unit, second path be the carriage R-T unit with
Path between second hoistway R-T unit；The carriage R-T unit is arranged in elevator car roof and/or bottom；Described
One hoistway R-T unit and the second hoistway R-T unit are spaced apart and arranged in the vertical direction on elevator shaft side wall；
Distance calculation module, for calculating first according to the signal wave of the first path and the signal wave in the second path
Distance and second distance；The first distance is the carriage R-T unit at a distance from the first hoistway R-T unit, institute
Stating second distance is the carriage R-T unit at a distance from the second hoistway R-T unit；
Distance obtains module, for obtaining between the first hoistway R-T unit and the second hoistway R-T unit
Away from and the first hoistway R-T unit and origin third distance；
Position determination module, for determining elevator car according to the first distance, second distance, third distance and spacing
The current location in compartment.
A kind of elevator range-measurement system, comprising: carriage R-T unit, the first hoistway R-T unit, the second hoistway R-T unit,
Elevator distance-measuring equipment and electric life controller；The carriage R-T unit is arranged in elevator car roof and/or bottom；Described
One hoistway R-T unit and the second hoistway R-T unit are spaced apart and arranged in the vertical direction on elevator shaft side wall；The electricity
Terraced distance-measuring equipment is separately connected the carriage R-T unit, the first hoistway R-T unit, the second hoistway R-T unit and elevator control
Device connection processed；
The carriage R-T unit, for emitting signal to the first hoistway R-T unit, the second hoistway R-T unit
Wave, or receive the signal wave of the first hoistway R-T unit, the transmitting of the second hoistway R-T unit；
The elevator distance-measuring equipment, for executing the determination method of elevator car position described above；
The electric life controller, for receiving the current location for the lift car that the elevator distance-measuring equipment is sent, and root
Corresponding elevator control operations are executed according to the current location of the lift car.
A kind of computer equipment, including memory and processor, the memory are stored with computer program, the processing
Device performs the steps of when executing the computer program
Obtain the signal wave of first path and the signal wave in the second path；The first path is carriage R-T unit and the
Path between one hoistway R-T unit, second path is between the carriage R-T unit and the second hoistway R-T unit
Path；The carriage R-T unit is arranged in elevator car roof and/or bottom；The first hoistway R-T unit and second
Hoistway R-T unit is spaced apart and arranged in the vertical direction on elevator shaft side wall；
According to the signal wave of the signal wave of the first path and the second path, first distance and second distance are calculated；Institute
Stating first distance is the carriage R-T unit at a distance from the first hoistway R-T unit, and the second distance is the sedan-chair
Compartment R-T unit is at a distance from the second hoistway R-T unit；
Obtain the first hoistway R-T unit and the second hoistway R-T unit spacing and first hoistway
The third distance of R-T unit and origin；
According to the first distance, second distance, third distance and spacing, the current location of lift car is determined.
A kind of computer readable storage medium, is stored thereon with computer program, and the computer program is held by processor
It is performed the steps of when row
Obtain the signal wave of first path and the signal wave in the second path；The first path is carriage R-T unit and the
Path between one hoistway R-T unit, second path is between the carriage R-T unit and the second hoistway R-T unit
Path；The carriage R-T unit is arranged in elevator car roof and/or bottom；The first hoistway R-T unit and second
Hoistway R-T unit is spaced apart and arranged in the vertical direction on elevator shaft side wall；
According to the signal wave of the signal wave of the first path and the second path, first distance and second distance are calculated；Institute
Stating first distance is the carriage R-T unit at a distance from the first hoistway R-T unit, and the second distance is the sedan-chair
Compartment R-T unit is at a distance from the second hoistway R-T unit；
Obtain the first hoistway R-T unit and the second hoistway R-T unit spacing and first hoistway
The third distance of R-T unit and origin；
According to the first distance, second distance, third distance and spacing, the current location of lift car is determined.
Determination method, apparatus, elevator range-measurement system, computer equipment and the storage medium of above-mentioned elevator car position lead to
It crosses and carriage R-T unit is arranged in elevator car roof and/or bottom, and by the first hoistway R-T unit and the second hoistway
R-T unit is spaced apart and arranged in the vertical direction on elevator shaft side wall, to measure first distance and second distance；And it obtains
Take the first hoistway R-T unit and the second hoistway R-T unit spacing and the first hoistway R-T unit and origin third away from
From；In conjunction with first distance, second distance, spacing, the geometrical relationship of third distance, the current location of lift car is determined；It realizes
The purpose that elevator car position is determined by the geometrical relationship of the data of acquisition not will receive extraneous factor influence, to mention
The high accuracy of measurement of elevator car position, avoids conventional method by encoder and measures elevator car position, due to volume
Code device is easy to be disturbed or break down to cause the defect of elevator car position judgement distortion.
Detailed description of the invention
Fig. 1 is the application scenario diagram of the determination method of elevator car position in one embodiment；
Fig. 2 is the flow diagram of the determination method of elevator car position in one embodiment；
Fig. 3 is the instrumentation plan of elevator car position in one embodiment；
Fig. 4 is the structural block diagram of the determining device of elevator car position in one embodiment；
Fig. 5 is the internal structure chart of computer equipment in one embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, not
For limiting the application.
The determination method of elevator car position provided by the present application, can be applied in application environment as shown in Figure 1.It should
Application environment includes carriage R-T unit, hoistway R-T unit, elevator distance-measuring equipment and elevator controlling；Wherein, carriage is received and dispatched
Device can be the High Accuracy Radars such as millimetre-wave radar, and may be provided at elevator car roof (such as TX1), for emitting or receiving
Signal wave；Hoistway R-T unit can be the High Accuracy Radars such as millimetre-wave radar, and can be spaced apart and arranged in electricity in vertical direction
In terraced hoistway wall (such as RX1, RX2, RX3RXn), for emitting or receiving signal wave；Elevator distance-measuring equipment
It is separately connected carriage R-T unit, hoistway R-T unit and electric life controller.It is descended in operational process on the elevator car, elevator
The signal strength for the signal wave that distance-measuring equipment is received based on hoistway R-T unit or carriage R-T unit determines and arrives active path
For first path and the second path, then first path is obtained from carriage R-T unit (TX1) or the first hoistway R-T unit (RX1)
Signal wave, and obtain from carriage R-T unit (TX1) or the second hoistway R-T unit (RX2) signal wave in the second path,
And then calculate first distance and second distance；In conjunction with the spacing of the first hoistway R-T unit and the second hoistway R-T unit, and
Origin and carriage R-T unit institute can be calculated by mathematical operation in the third distance of first hoistway R-T unit and origin
In the vertical range of carriage plane, so that it is determined that the current location of lift car.Elevator distance-measuring equipment is also used to lift car
Current location be sent to electric life controller, execute corresponding electricity to trigger electric life controller based on the current location of lift car
Ladder control operation, such as control elevator stop in respective storey；It is of course also possible to carry out other controls to elevator according to the actual situation
System operation, specifically herein without limitation.Wherein, hoistway R-T unit and carriage R-T unit can also be laser range finder, red
The high precision distance mearuring equipment such as outer rangefinder, and lift car bottom can also be arranged in carriage R-T unit；Electric life controller can
With but be not limited to various personal computers, laptop, smart phone, tablet computer and portable wearable device.
It should be noted that hoistway R-T unit, carriage R-T unit are arranged in elevator shaft, elevator distance-measuring equipment,
Electric life controller is separately positioned on outside elevator shaft.
In one embodiment, it as shown in Fig. 2, providing a kind of determination method of elevator car position, answers in this way
For being illustrated for the elevator distance-measuring equipment in Fig. 1, comprising the following steps:
Step S201 obtains the signal wave of first path and the signal wave in the second path；First path is carriage transmitting-receiving dress
The path between the first hoistway R-T unit is set, the second path is between carriage R-T unit and the second hoistway R-T unit
Path；Carriage R-T unit is arranged in elevator car roof and/or bottom；First hoistway R-T unit and the second hoistway transmitting-receiving dress
It sets and is spaced apart and arranged on elevator shaft side wall in the vertical direction.
In this step, carriage R-T unit can be the High Accuracy Radars such as millimetre-wave radar, may be disposed at lift car
Top any position (TX1 as shown in figure 1), may also set up in lift car bottom any position.Hoistway R-T unit (such as first
Hoistway R-T unit, the second hoistway R-T unit) it can be the High Accuracy Radars such as millimetre-wave radar, it is set in vertical direction compartment of terrain
It sets on same elevator shaft side wall, the size at interval can be adjusted according to the actual situation.In addition, being received and dispatched being located at carriage
In the hoistway R-T unit of device the same side, the first hoistway R-T unit and the second hoistway R-T unit are for identifying apart from carriage
The closer two hoistway R-T units of R-T unit, RX1, RX2 as shown in figure 1；Specifically, the second hoistway R-T unit is span
The hoistway R-T unit nearest from carriage R-T unit.In the closer two hoistway R-T units of carriage R-T unit,
For indicating carriage R-T unit and with it, apart from farther away hoistway R-T unit, (transmitting-receiving of such as the first hoistway fills first path
Set) between path, the hoistway R-T unit (such as that the second path is used to indicate carriage R-T unit and be closer with it
Two hoistway R-T units) between path.It should be noted that carriage R-T unit erects where must be positioned at hoistway R-T unit
Histogram to surface, the plane for guaranteeing that carriage R-T unit and any two hoistway R-T unit are constituted is same plane.
Specifically, with reference to Fig. 1, millimetre-wave radar emitter is installed on elevator car roof TX1, in same elevator
It is connect on road side wall with installing millimetre-wave radar on vertical direction position RX1, RX2, RX3RXn spaced apart
Receiving apparatus guarantees that the radar signal wave of millimetre-wave radar emitter transmitting can at least be connect by two millimetre-wave radar reception devices
It receives.In lift car operational process, millimetre-wave radar emitter emits radar signal wave, and elevator distance-measuring equipment is being located at
In the millimetre-wave radar reception device of millimetre-wave radar emitter the same side, determination is closer apart from millimetre-wave radar emitter
Two millimetre-wave radar reception devices, will be apart from the closer millimetre-wave radar reception device identification of millimetre-wave radar emitter
For the second hoistway R-T unit, another millimetre-wave radar reception device is identified as the first hoistway R-T unit；Elevator ranging is set
It is standby that received radar signal wave, the signal wave as first path are obtained from the first hoistway R-T unit；From the second well
Received radar signal wave, the signal wave as the second path are obtained in road R-T unit.It should be noted that if in electricity
Terraced cage bottom installs millimetre-wave radar emitter, then subsequent realization process is with above-mentioned, details are not described herein.
Further, the position of millimetre-wave radar emitter and radar wave radar reception device can be exchanged, i.e., in electricity
Millimetre-wave radar reception device is installed on terraced car top TX1, it is spaced apart with vertical direction on same elevator shaft side wall
Millimetre-wave radar emitter is installed on position RX1, RX2, RX3RXn, guarantees at least two millimetre-wave radars
Effective radar signal wave of emitter transmitting can be received by millimetre-wave radar reception device.In lift car operational process
In, millimetre-wave radar emitter emits radar signal wave, and elevator distance-measuring equipment is same positioned at millimetre-wave radar reception device
In the hoistway R-T unit of side, determine apart from the closer two millimetre-wave radar emitters of millimetre-wave radar reception device, it will
It is identified as the second hoistway R-T unit apart from the closer millimetre-wave radar emitter of millimetre-wave radar reception device, by another milli
Metre wave radar emitter is identified as the first hoistway R-T unit；Elevator distance-measuring equipment is obtained from millimetre-wave radar reception device
Received two radar signal waves will be another using the stronger radar signal wave of signal strength as the signal wave in the second path
Signal wave of the one radar signal wave as first path.
Step S202, according to the signal wave of the signal wave of first path and the second path, calculate first distance and second away from
From；First distance is carriage R-T unit with the first hoistway R-T unit at a distance from, and second distance is carriage R-T unit and the
The distance of two hoistway R-T units.
Specifically, with reference to Fig. 1, elevator distance-measuring equipment combines existing radar range finding according to the signal wave of first path
Carriage R-T unit is calculated at a distance from the first hoistway R-T unit, as first distance d1 in principle；According to the second path
Signal wave, and combine existing radar range finding principle, be calculated carriage R-T unit and the second hoistway R-T unit away from
From as second distance d2.In this way, descended in operational process on the elevator car in elevator range-measurement system in Fig. 1, as long as
By determining the signal wave of first path and the signal wave in the second path, first distance and second distance can be determined in real time.
Step S203, the spacing and the first hoistway for obtaining the first hoistway R-T unit and the second hoistway R-T unit are received
The third distance of transmitting apparatus and origin.
In this step, origin refers to that the hoistway being arranged on plane where at the top of elevator shaft and elevator shaft side wall is received and dispatched
The intersection point of vertical direction where device, than RX1 as shown in figure 1；Plane and elevator where may also mean that elevator shaft bottom
The intersection point of vertical direction where the hoistway R-T unit being arranged on road side wall.Certainly, elevator car is marked in order to facilitate staff
The position in compartment, origin setting can also be adjusted according to the actual situation.
Specifically, elevator distance-measuring equipment can be inquired preparatory according to the first hoistway R-T unit and the second hoistway R-T unit
Be stored with hoistway R-T unit spacing and hoistway R-T unit at a distance from origin apart from table, obtain the transmitting-receiving of the first hoistway
The third distance of the spacing and the first hoistway R-T unit and origin of device and the second hoistway R-T unit.
Step S204 determines the current location of lift car according to first distance, second distance, third distance and spacing.
Specifically, elevator distance-measuring equipment is based on first distance, second distance, third distance and spacing, passes through mathematical operation
The vertical range of carriage plane where obtaining origin and carriage R-T unit, and then determine the current location of lift car.This reality
It applies in example, third distance and spacing can only need real-time measurement first distance and second distance i.e. by measuring to obtain in advance
Can, since first distance and being obtained without for second distance are influenced by extraneous factor, such as elevator power-off, encoder fault
Deng, and can be obtained by the high precision instruments measurement such as millimetre-wave radar, so that the accuracy of measurement of elevator car position is improved,
It avoids conventional method and the defect that elevator car position is easy to appear judgement distortion is measured by encoder.
It should be noted that the executing subject of the application can be elevator distance-measuring equipment, can also carry out according to the actual situation
Selection and change, specific the application is without limitation.
In the determination method of above-mentioned elevator car position, by by carriage R-T unit setting elevator car roof and/
Or bottom, and the first hoistway R-T unit and the second hoistway R-T unit are spaced apart and arranged in elevator in the vertical direction
On road side wall, to measure first distance and second distance；And obtain the first hoistway R-T unit and the second hoistway measured in advance
The third distance of the spacing of R-T unit and the first hoistway R-T unit and origin；In conjunction with first distance, second distance,
Geometrical relationship away from, third distance, determines the current location of lift car；It realizes true by the geometrical relationship of the data of acquisition
Determine the purpose of elevator car position, not will receive extraneous factor influence, so that the accuracy of measurement of elevator car position is improved,
It avoids conventional method and elevator car position is measured by encoder, since encoder is easy to be disturbed or break down to cause
The defect of elevator car position judgement distortion.
In one embodiment, above-mentioned steps S201, in the signal wave for the signal wave and the second path for obtaining first path
Before, further includes: determine the hoistway R-T unit for being located at carriage R-T unit the same side；Calculate separately hoistway R-T unit and sedan-chair
The distance of compartment R-T unit；From hoistway R-T unit, the hoistway R-T unit of distance first is identified as the transmitting-receiving of the second hoistway
The hoistway R-T unit of distance second is identified as the first hoistway R-T unit by device.
For example, millimetre-wave radar emitter is installed on elevator car roof TX1, in elevator shaft side wall with reference to Fig. 1
On on vertical direction position RX1, RX2, RX3RXn spaced apart install millimetre-wave radar reception device.
Millimetre-wave radar reception device positioned at the same side millimetre-wave radar emitter TX1 sends received radar signal wave
To elevator distance-measuring equipment.Elevator distance-measuring equipment calculates millimetre-wave radar reception device and milli based on the radar signal wave received
The distance of metre wave radar emitter, and calculated distance is compared, the millimetre-wave radar of distance first is received
Device is identified as the second hoistway R-T unit, and the millimetre-wave radar reception device of distance second is identified as the first hoistway transmitting-receiving dress
It sets.
Further, elevator distance-measuring equipment can also be obtained from the hoistway R-T unit for being located at carriage R-T unit the same side
Received signal wave is compared by the signal strength of the signal wave to acquisition, by the corresponding well of signal strength first
Road R-T unit is identified as the second hoistway R-T unit, and the corresponding hoistway R-T unit of signal strength second is identified as the first well
Road R-T unit.In this way, being conducive to the first path between subsequent acquisition carriage R-T unit and the first hoistway R-T unit
The signal wave in the second path between signal wave and carriage R-T unit and the second hoistway R-T unit.
In one embodiment, above-mentioned steps S203, the first hoistway R-T unit of acquisition and the second hoistway R-T unit
The third distance of spacing and the first hoistway R-T unit and origin, comprising: obtain the first hoistway R-T unit and second respectively
The device identification number of hoistway R-T unit；According to device identification number inquiry pre-establish apart from table；Have two-by-two apart from table record
The spacing of adjacent hoistway R-T unit, and different hoistway R-T units are at a distance from origin；First is obtained from apart from table
The third distance of the spacing and the first hoistway R-T unit and origin of hoistway R-T unit and the second hoistway R-T unit.
In the present embodiment, device identification number refers to the identification information, such as number, title etc. of mark hoistway R-T unit.
The spacing (S1, S2 as shown in figure 1) of hoistway R-T unit can directly be measured by high precision measuring instruments such as laser range finders
It obtains；Based on the spacing of hoistway R-T unit, different hoistway R-T units can be calculated at a distance from origin, such as Fig. 1, well
Road R-T unit RX1 is S1 at a distance from origin, and hoistway R-T unit RX2 is S1+S2 at a distance from origin.It will measure in advance
The spacing and hoistway R-T unit of the hoistway R-T unit arrived are stored in storage according to device identification number and are situated between at a distance from origin
In matter apart from table.Facilitate subsequent inquire based on device identification number that can obtain the data for wanting inquiry apart from table.
Further, with reference to Fig. 1, the spacing of hoistway R-T unit can also be obtained by following methods:
1, millimetre-wave radar emitter, measurement millimetre-wave radar emitter and electricity are arranged in elevator car roof TX1
The horizontal distance D of terraced hoistway wall.
2, according to certain interval S1, S2Sn, with vertical direction on same elevator shaft side wall
Radar reception device is arranged on position RX1, RX2, RX3RXn spaced apart, guarantees millimetre-wave radar transmitting
The radar signal wave of device transmitting can at least be received by two radar reception devices；And directly measurement RX1 is apart from elevator shaft
The vertical range S1 of plane where top.
3, lift car is run to the lower section of the 2nd radar reception device RX2, allow radar reception device RX1, RX2 all
Effective radar signal wave can be received, the spacing of radar reception device RX1, RX2 is calculated:
4, S1, S2, S3, S4Sn are calculated separately out in this manner, so that obtaining radar receives dress
Set RX1, RX2, RX3RXn specific location and corresponding number information, without passing through manual measurement.
5, in conjunction with S1, S2, S3, S4Sn, be calculated each radar reception device RX1, RX2,
The vertical range of RX3RXn plane where at the top of elevator shaft, and record.
It should be noted that in above-mentioned 3rd point, lift car can also be run to elevator shaft lowermost end and according to
Same mode calculates interval S 1, S2, S3, S4Sn.
In one embodiment, above-mentioned steps S204, according to the first distance, second distance, third distance and spacing,
Determine the current location of lift car, comprising: according to first distance, second distance and spacing, calculate the first hoistway R-T unit
With the vertical range of carriage plane where carriage R-T unit；Vertical range is added with third distance, obtain origin with
The target vertical distance of carriage plane where carriage R-T unit；The present bit of lift car is determined according to target vertical distance
It sets.
Specifically, with reference to Fig. 1, using carriage plane where following formula the first hoistway R-T unit and carriage R-T unit
Vertical range:
D=d1cosθ；
Wherein, d1For first distance, d2For second distance, S2For the first hoistway R-T unit and the second hoistway R-T unit
Spacing, θ is the angle where first distance and the first hoistway R-T unit and the second hoistway R-T unit between straight line, and d is
The vertical range of carriage plane where first hoistway R-T unit and carriage R-T unit.
So, the target vertical distance of origin and carriage R-T unit place carriage plane are as follows:
S=d+S1；
Wherein, S1Indicate the third distance of the first hoistway R-T unit and origin.
Further, with reference to Fig. 3, carriage R-T unit be may be located on lift car bottom (TX1 in such as Fig. 3), and
The target vertical distance of carriage plane where origin and carriage R-T unit are calculated by the same method, and then determine electricity
The current location of terraced carriage, the specific implementation process is as follows:
As shown in figure 3, millimetre-wave radar emitter is installed on the TX1 of lift car bottom, in same elevator shaft side
To install radar reception device on vertical direction position RX1, RX2, RX3RXn spaced apart on wall, guarantee
The radar signal wave of millimetre-wave radar emitter transmitting can at least be received by two radar reception devices.It is transported in lift car
During row, millimetre-wave radar emitter emits radar signal wave, and elevator distance-measuring equipment is being located at millimetre-wave radar transmitting dress
It sets in the radar reception device of the same side, determines apart from closer two radar reception devices of millimetre-wave radar emitter, it will
It is identified as the second hoistway R-T unit apart from the closer radar reception device of millimetre-wave radar emitter, another radar is received
Device is identified as the first hoistway R-T unit；Received radar signal wave is obtained from the first hoistway R-T unit, as
The signal wave of first path；Received radar signal wave is obtained from the second hoistway R-T unit, as the second path
Signal wave；First is calculated in conjunction with existing radar range finding principle according to the signal wave of the signal wave of first path and the second path
Distance d1 and second distance d2；According to the first hoistway R-T unit and the inquiry of the second hoistway R-T unit apart from table, first is obtained
The spacing and the first hoistway R-T unit of hoistway R-T unit and the second hoistway R-T unit and origin (such as elevator shaft
Bottom) third distance；Based on first distance, second distance, third distance and spacing, origin is calculated in conjunction with the cosine law
With the target vertical distance of carriage plane where carriage R-T unit, and then the current location of lift car is determined.It is specific to calculate
Process is the same with above-described embodiment.
It should be noted that the position of millimetre-wave radar emitter and radar reception device can be exchanged, i.e., in elevator
Radar reception device is installed on cage bottom TX1, millimetre-wave radar hair is installed on RX1, RX2, RX3RXn
Injection device guarantees that effective radar signal of at least two millimetre-wave radar emitters transmitting can be received by radar reception device
It arrives.Specific implementation process is the same with above-described embodiment, and details are not described herein again.
In one embodiment, the determination method of elevator car position further include: send the current location of lift car
To electric life controller；Electric life controller is used to execute corresponding elevator control operations according to the current location of lift car.Such as
Elevator is controlled to stop in respective storey, control elevator stops in current location etc..It is of course also possible to according to the actual situation to elevator
Carry out other control operations.
It should be understood that although each step in the flow chart of Fig. 2 is successively shown according to the instruction of arrow, this
A little steps are not that the inevitable sequence according to arrow instruction successively executes.Unless expressly state otherwise herein, these steps
It executes there is no the limitation of stringent sequence, these steps can execute in other order.Moreover, at least part in Fig. 2
Step may include that perhaps these sub-steps of multiple stages or stage are executed in synchronization to multiple sub-steps
It completes, but can execute at different times, the execution sequence in these sub-steps or stage, which is also not necessarily, successively to be carried out,
But it can be executed in turn or alternately at least part of the sub-step or stage of other steps or other steps.
In one embodiment, as shown in figure 4, providing a kind of determining device of elevator car position, comprising: signal wave
It obtains module 410, distance calculation module 420, distance and obtains module 430 and position determination module 440, in which:
Signal wave obtains module 410, for obtaining the signal wave of first path and the signal wave in the second path；First path
For the path between carriage R-T unit and the first hoistway R-T unit, the second path is that carriage R-T unit and the second hoistway are received
Path between transmitting apparatus；Carriage R-T unit is arranged in elevator car roof and/or bottom；First hoistway R-T unit and
Two hoistway R-T units are spaced apart and arranged in the vertical direction on elevator shaft side wall.
Distance calculation module 420, for according to the signal wave of first path and the signal wave in the second path, calculate first away from
From and second distance；First distance is carriage R-T unit at a distance from the first hoistway R-T unit, and second distance is carriage receipts
Transmitting apparatus is at a distance from the second hoistway R-T unit.
Distance obtains module 430, for obtaining the spacing of the first hoistway R-T unit and the second hoistway R-T unit, and
The third distance of first hoistway R-T unit and origin.
Position determination module 440, for determining elevator according to the first distance, second distance, third distance and spacing
The current location of carriage.
In one embodiment, the determining device of elevator car position further includes device identification module, is obtained for signal wave
Before modulus block obtains the signal wave of first path and the signal wave in the second path, determines and be located at carriage R-T unit the same side
Hoistway R-T unit；Hoistway R-T unit is calculated separately at a distance from carriage R-T unit；From hoistway R-T unit, by distance
First hoistway R-T unit is identified as the second hoistway R-T unit, and the hoistway R-T unit of distance second is identified as the first well
Road R-T unit.
In one embodiment, device identification module be also used to signal wave obtain module obtain first path signal wave and
Before the signal wave in the second path, the hoistway R-T unit for being located at carriage R-T unit the same side is determined；Obtain hoistway transmitting-receiving dress
Set the signal strength of the signal wave received；From hoistway R-T unit, the hoistway R-T unit of signal strength first is identified
For the second hoistway R-T unit, the hoistway R-T unit of signal strength second is identified as the first hoistway R-T unit.
In one embodiment, distance obtains module and is also used to obtain the first hoistway R-T unit and the second hoistway receipts respectively
The device identification number of transmitting apparatus；According to device identification number inquiry pre-establish apart from table；Have apart from table record adjacent two-by-two
The spacing of hoistway R-T unit, and different hoistway R-T units are at a distance from origin；First well is obtained from apart from table
The third distance of the spacing and the first hoistway R-T unit and origin of road R-T unit and the second hoistway R-T unit.
In one embodiment, position determination module is also used to calculate first according to first distance, second distance and spacing
The vertical range of hoistway R-T unit and carriage R-T unit carriage plane；Vertical range is added with third distance, is obtained
To the target vertical distance of carriage plane where origin and carriage R-T unit；Lift car is determined according to target vertical distance
Current location.
In one embodiment, position determination module is also used to calculate the first hoistway R-T unit and sedan-chair using following formula
The vertical range of carriage plane where the R-T unit of compartment:
D=d1cosθ；
Wherein, d1For first distance, d2For second distance, S2For the first hoistway R-T unit and the second hoistway R-T unit
Spacing, θ is the angle where first distance and the first hoistway R-T unit and the second hoistway R-T unit between straight line, and d is
The vertical range of carriage plane where first hoistway R-T unit and carriage R-T unit.
In one embodiment, the determining device of elevator car position further includes position sending module, is used for elevator car
The current location in compartment is sent to electric life controller；Electric life controller is used to execute corresponding electricity according to the current location of lift car
Ladder control operation.
Above-mentioned each embodiment, by being arranged carriage R-T unit in elevator car roof and/or bottom, and by the
One hoistway R-T unit and the second hoistway R-T unit are spaced apart and arranged in the vertical direction on elevator shaft side wall, with measurement
First distance and second distance；And obtain the spacing and the first well of the first hoistway R-T unit and the second hoistway R-T unit
The third distance of road R-T unit and origin；In conjunction with first distance, second distance, spacing, the geometrical relationship of third distance, determine
The current location of lift car；The purpose that elevator car position is determined by the geometrical relationship of the data of acquisition is realized, it will not
It is influenced by extraneous factor, to improve the accuracy of measurement of elevator car position, avoids conventional method and pass through encoder
Elevator car position is measured, since encoder is easy to be disturbed or break down to cause lacking for elevator car position judgement distortion
It falls into.
The specific restriction of determining device about elevator car position may refer to above for elevator car position
Determine the restriction of method, details are not described herein.Modules in the determining device of above-mentioned elevator car position can whole or portion
Divide and is realized by software, hardware and combinations thereof.Above-mentioned each module can be embedded in the form of hardware or independently of computer equipment
In processor in, can also be stored in a software form in the memory in computer equipment, in order to processor calling hold
The corresponding operation of the above modules of row.
In one embodiment, as shown in Figure 1, providing a kind of elevator range-measurement system, comprising: carriage R-T unit,
One hoistway R-T unit, the second hoistway R-T unit, elevator distance-measuring equipment and electric life controller；The setting of carriage R-T unit exists
Elevator car roof and/or bottom；First hoistway R-T unit and the second hoistway R-T unit are set compartment of terrain in the vertical direction
It sets on elevator shaft side wall；Elevator distance-measuring equipment is separately connected the carriage R-T unit, the first hoistway R-T unit, second
Hoistway R-T unit is connected with electric life controller；
Carriage R-T unit, for emitting signal wave, or reception to the first hoistway R-T unit, the second hoistway R-T unit
The signal wave that first hoistway R-T unit, the second hoistway R-T unit emit；
Elevator distance-measuring equipment, for executing the determination method of elevator car position described above；
Electric life controller, the current location of the lift car for receiving the transmission of elevator distance-measuring equipment, and according to elevator car
The current location in compartment executes corresponding elevator control operations.
It should be noted that elevator range-measurement system can also be as shown in Figure 3.
The present embodiment, elevator range-measurement system, which is realized, determines elevator car position by the geometrical relationship of the data of acquisition
Purpose not will receive extraneous factor influence, to improve the accuracy of measurement of elevator car position, it is logical to avoid conventional method
Encoder measurement elevator car position is crossed, since encoder is easy to be disturbed or break down that elevator car position is caused to judge
The defect of distortion.
In one embodiment, a kind of lift car is provided, which is configured with elevator ranging described above
System.Such as Fig. 1 or elevator range-measurement system shown in Fig. 3.
In one embodiment, a kind of computer equipment is provided, which can be server, internal junction
Composition can be as shown in Figure 5.The computer equipment include by system bus connect processor, memory, network interface and
Database.Wherein, the processor of the computer equipment is for providing calculating and control ability.The memory packet of the computer equipment
Include non-volatile memory medium, built-in storage.The non-volatile memory medium is stored with operating system, computer program and data
Library.The built-in storage provides environment for the operation of operating system and computer program in non-volatile memory medium.The calculating
The database of machine equipment is used to store the spacing of hoistway R-T unit adjacent two-by-two, and different hoistway R-T units and origin
Distance.The network interface of the computer equipment is used to communicate with external terminal by network connection.The computer program quilt
A kind of determination method of elevator car position is realized when processor executes.
It will be understood by those skilled in the art that structure shown in Fig. 5, only part relevant to application scheme is tied
The block diagram of structure does not constitute the restriction for the elevator distance-measuring equipment being applied thereon to application scheme, specific elevator ranging
Equipment may include perhaps combining certain components or with different component cloth than more or fewer components as shown in the figure
It sets.
In one embodiment, a kind of computer equipment, including memory and processor are provided, which is stored with
Computer program, the processor perform the steps of when executing computer program
Obtain the signal wave of first path and the signal wave in the second path；First path is carriage R-T unit and the first well
Path between road R-T unit, path of second path between the carriage R-T unit and the second hoistway R-T unit；
Carriage R-T unit is arranged in elevator car roof and/or bottom；First hoistway R-T unit and the second hoistway R-T unit exist
It is spaced apart and arranged on vertical direction on elevator shaft side wall；
According to the signal wave of the signal wave of first path and the second path, first distance and second distance are calculated；First away from
From being carriage R-T unit at a distance from the first hoistway R-T unit, second distance is that carriage R-T unit and the second hoistway are received and dispatched
The distance of device；
Obtain the spacing and the first hoistway R-T unit and former of the first hoistway R-T unit and the second hoistway R-T unit
The third distance of point；
According to first distance, second distance, third distance and spacing, the current location of lift car is determined.
In one embodiment, it is also performed the steps of when processor executes computer program and is obtaining first path
Before signal wave and the signal wave in the second path, the hoistway R-T unit for being located at carriage R-T unit the same side is determined；It counts respectively
Hoistway R-T unit is calculated at a distance from the carriage R-T unit；From hoistway R-T unit, the hoistway of distance first is received and dispatched
Device is identified as the second hoistway R-T unit, and the hoistway R-T unit of distance second is identified as the first hoistway R-T unit.
In one embodiment, it is also performed the steps of when processor executes computer program and is obtaining first path
Before signal wave and the signal wave in the second path, the hoistway R-T unit for being located at carriage R-T unit the same side is determined；Obtain well
The signal strength for the signal wave that road R-T unit receives；From hoistway R-T unit, the hoistway of signal strength first is received and dispatched
Device is identified as the second hoistway R-T unit, and the hoistway R-T unit of signal strength second is identified as the first hoistway transmitting-receiving dress
It sets.
In one embodiment, it is also performed the steps of when processor executes computer program and obtains the first hoistway respectively
The device identification number of R-T unit and the second hoistway R-T unit；According to device identification number inquiry pre-establish apart from table；Away from
From the spacing that table record has hoistway R-T unit adjacent two-by-two, and different hoistway R-T units are at a distance from origin；From away from
From the spacing for obtaining the first hoistway R-T unit and the second hoistway R-T unit in table and the first hoistway R-T unit and origin
Third distance.
In one embodiment, it also performs the steps of when processor executes computer program according to first distance, second
Distance and spacing, the vertical range of carriage plane where calculating the first hoistway R-T unit and carriage R-T unit；Will vertically away from
From be added with a distance from third, the target vertical distance of carriage plane where obtaining origin and carriage R-T unit；According to mesh
Mark vertical range determines the current location of lift car.
In one embodiment, it also performs the steps of when processor executes computer program and is calculated using following formula
The vertical range of carriage plane where first hoistway R-T unit and carriage R-T unit:
D=d1cosθ；
Wherein, d1For first distance, d2For second distance, S2For the first hoistway R-T unit and the second hoistway R-T unit
Spacing, θ is the angle where first distance and the first hoistway R-T unit and the second hoistway R-T unit between straight line, and d is
The vertical range of carriage plane where first hoistway R-T unit and carriage R-T unit.
In one embodiment, it also performs the steps of when processor executes computer program by the current of lift car
Position is sent to electric life controller；Electric life controller is used to execute corresponding elevator controlling according to the current location of lift car and grasp
Make.
Above-mentioned each embodiment, elevator distance-measuring equipment are realized by the computer program run on processor by obtaining
The geometrical relationship of the data taken determines the purpose of elevator car position, not will receive extraneous factor influence, to improve elevator
The accuracy of measurement of car position avoids conventional method by encoder and measures elevator car position, since encoder is easy
It is disturbed or breaks down and cause the defect of elevator car position judgement distortion.
In one embodiment, a kind of computer readable storage medium is provided, computer program is stored thereon with, is calculated
Machine program performs the steps of when being executed by processor
Obtain the signal wave of first path and the signal wave in the second path；First path is carriage R-T unit and the first well
Path between road R-T unit, path of second path between the carriage R-T unit and the second hoistway R-T unit；
Carriage R-T unit is arranged in elevator car roof and/or bottom；First hoistway R-T unit and the second hoistway R-T unit exist
It is spaced apart and arranged on vertical direction on elevator shaft side wall；
According to the signal wave of the signal wave of first path and the second path, first distance and second distance are calculated；First away from
From being carriage R-T unit at a distance from the first hoistway R-T unit, second distance is that carriage R-T unit and the second hoistway are received and dispatched
The distance of device；
Obtain the spacing and the first hoistway R-T unit and former of the first hoistway R-T unit and the second hoistway R-T unit
The third distance of point；
According to first distance, second distance, third distance and spacing, the current location of lift car is determined.
In one embodiment, it is also performed the steps of when computer program is executed by processor and is obtaining first path
Signal wave and the second path signal wave before, determine be located at carriage R-T unit the same side hoistway R-T unit；Respectively
Hoistway R-T unit is calculated at a distance from the carriage R-T unit；From hoistway R-T unit, the hoistway of distance first is received
Transmitting apparatus is identified as the second hoistway R-T unit, and the hoistway R-T unit of distance second is identified as the first hoistway R-T unit.
In one embodiment, it is also performed the steps of when computer program is executed by processor and is obtaining first path
Signal wave and the second path signal wave before, determine be located at carriage R-T unit the same side hoistway R-T unit；It obtains
The signal strength for the signal wave that hoistway R-T unit receives；From hoistway R-T unit, the hoistway of signal strength first is received
Transmitting apparatus is identified as the second hoistway R-T unit, and the hoistway R-T unit of signal strength second is identified as the first hoistway transmitting-receiving dress
It sets.
In one embodiment, it is also performed the steps of when computer program is executed by processor and obtains the first well respectively
The device identification number of road R-T unit and the second hoistway R-T unit；According to device identification number inquiry pre-establish apart from table；
There is the spacing of hoistway R-T unit adjacent two-by-two apart from table record, and different hoistway R-T units are at a distance from origin；From
The spacing and the first hoistway R-T unit and former of the first hoistway R-T unit and the second hoistway R-T unit are obtained in table
The third distance of point.
In one embodiment, it is also performed the steps of when computer program is executed by processor according to first distance,
Two distances and spacing, the vertical range of carriage plane where calculating the first hoistway R-T unit and carriage R-T unit；It will be vertical
Distance is added with third distance, the target vertical distance of carriage plane where obtaining origin and carriage R-T unit；According to
Target vertical distance determines the current location of lift car.
In one embodiment, it also performs the steps of when computer program is executed by processor using following formula meter
The vertical range of carriage plane where calculating the first hoistway R-T unit and carriage R-T unit:
D=d1cosθ；
Wherein, d1For first distance, d2For second distance, S2For the first hoistway R-T unit and the second hoistway R-T unit
Spacing, θ is the angle where first distance and the first hoistway R-T unit and the second hoistway R-T unit between straight line, and d is
The vertical range of carriage plane where first hoistway R-T unit and carriage R-T unit.
In one embodiment, working as lift car is also performed the steps of when computer program is executed by processor
Front position is sent to electric life controller；Electric life controller is used to execute corresponding elevator controlling according to the current location of lift car
Operation.
Above-mentioned each embodiment, the computer program that computer readable storage medium is stored by it, realizes by obtaining
The geometrical relationship of the data taken determines the purpose of elevator car position, not will receive extraneous factor influence, to improve elevator
The accuracy of measurement of car position avoids conventional method by encoder and measures elevator car position, since encoder is easy
It is disturbed or breaks down and cause the defect of elevator car position judgement distortion.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the computer program can be stored in a non-volatile computer
In read/write memory medium, the computer program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein,
To any reference of memory, storage, database or other media used in each embodiment provided herein,
Including non-volatile and/or volatile memory.Nonvolatile memory may include read-only memory (ROM), programming ROM
(PROM), electrically programmable ROM (EPROM), electrically erasable ROM (EEPROM) or flash memory.Volatile memory may include
Random access memory (RAM) or external cache.By way of illustration and not limitation, RAM is available in many forms,
Such as static state RAM (SRAM), dynamic ram (DRAM), synchronous dram (SDRAM), double data rate sdram (DDRSDRAM), enhancing
Type SDRAM (ESDRAM), synchronization link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM
(RDRAM), direct memory bus dynamic ram (DRDRAM) and memory bus dynamic ram (RDRAM) etc..
Each technical characteristic of above embodiments can be combined arbitrarily, for simplicity of description, not to above-described embodiment
In each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present lance
Shield all should be considered as described in this specification.
The several embodiments of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the concept of this application, various modifications and improvements can be made, these belong to the protection of the application
Range.Therefore, the scope of protection shall be subject to the appended claims for the application patent.
Claims (10)
1. a kind of determination method of elevator car position, which comprises
Obtain the signal wave of first path and the signal wave in the second path；The first path is carriage R-T unit and the first well
Path between road R-T unit, road of second path between the carriage R-T unit and the second hoistway R-T unit
Diameter；The carriage R-T unit is arranged in elevator car roof and/or bottom；The first hoistway R-T unit and the second hoistway
R-T unit is spaced apart and arranged in the vertical direction on elevator shaft side wall；
According to the signal wave of the signal wave of the first path and the second path, first distance and second distance are calculated；Described
One distance is the carriage R-T unit at a distance from the first hoistway R-T unit, and the second distance is carriage receipts
Transmitting apparatus is at a distance from the second hoistway R-T unit；
Obtain the spacing and first hoistway transmitting-receiving of the first hoistway R-T unit and the second hoistway R-T unit
The third distance of device and origin；
According to the first distance, second distance, third distance and spacing, the current location of lift car is determined.
2. the method according to claim 1, wherein the signal wave for obtaining first path and second path
Before signal wave, comprising:
Determine the hoistway R-T unit for being located at carriage R-T unit the same side；
The hoistway R-T unit is calculated separately at a distance from the carriage R-T unit；
From the hoistway R-T unit, the hoistway R-T unit of distance first is identified as the second hoistway R-T unit, it will be away from
Hoistway R-T unit from second is identified as the first hoistway R-T unit；
And/or
Determine the hoistway R-T unit for being located at carriage R-T unit the same side；
Obtain the signal strength for the signal wave that the hoistway R-T unit receives；
From the hoistway R-T unit, the hoistway R-T unit of signal strength first is identified as the second hoistway R-T unit,
The hoistway R-T unit of signal strength second is identified as the first hoistway R-T unit.
3. the method according to claim 1, wherein described obtain the first hoistway R-T unit and described the
The third distance of the spacing of two hoistway R-T units and the first hoistway R-T unit and origin, comprising:
The device identification number of the first hoistway R-T unit and the second hoistway R-T unit is obtained respectively；
According to described device identification number inquiry pre-establish apart from table；It is described to have hoistway transmitting-receiving adjacent two-by-two apart from table record
The spacing of device, and different hoistway R-T units are at a distance from origin；
From the spacing for obtaining the first hoistway R-T unit and the second hoistway R-T unit in table, Yi Jisuo
State the third distance of the first hoistway R-T unit Yu the origin.
4. the method according to claim 1, wherein it is described according to the first distance, second distance, third away from
From and spacing, determine the current location of lift car, comprising:
According to the first distance, second distance and spacing, calculates the first hoistway R-T unit and carriage transmitting-receiving fills
The vertical range of carriage plane where setting；
The vertical range is added with the third distance, obtains sedan-chair where the origin and the carriage R-T unit
The target vertical distance of compartment plane；
The current location of lift car is determined according to the target vertical distance.
5. according to the method described in claim 4, it is characterized in that, described according to the first distance, second distance and spacing,
The vertical range of carriage plane where calculating the first hoistway R-T unit and the carriage R-T unit, comprising:
It is vertical with carriage plane where the carriage R-T unit that the first hoistway R-T unit is calculated using following formula
Distance:
D=d1cosθ；
Wherein, d1For first distance, d2For second distance, S2It is received and dispatched for the first hoistway R-T unit and second hoistway
The spacing of device, θ be straight line where the first distance and the first hoistway R-T unit and the second hoistway R-T unit it
Between angle, d is the vertical range of carriage plane where the first hoistway R-T unit and the carriage R-T unit.
6. method according to any one of claims 1 to 5, which is characterized in that the method also includes:
The current location of the lift car is sent to electric life controller；The electric life controller is used for according to the elevator car
The current location in compartment executes corresponding elevator control operations.
7. a kind of determining device of elevator car position, which is characterized in that described device includes:
Signal wave obtains module, for obtaining the signal wave of first path and the signal wave in the second path；The first path is
Path between carriage R-T unit and the first hoistway R-T unit, second path are the carriage R-T unit and second
Path between hoistway R-T unit；The carriage R-T unit is arranged in elevator car roof and/or bottom；First well
Road R-T unit and the second hoistway R-T unit are spaced apart and arranged in the vertical direction on elevator shaft side wall；
Distance calculation module, for calculating first distance according to the signal wave of the first path and the signal wave in the second path
And second distance；The first distance is the carriage R-T unit at a distance from the first hoistway R-T unit, described the
Two distances are the carriage R-T unit at a distance from the second hoistway R-T unit；
Distance obtains module, for obtaining the spacing of the first hoistway R-T unit and the second hoistway R-T unit, with
And the third distance of the first hoistway R-T unit and origin；
Position determination module, for determining lift car according to the first distance, second distance, third distance and spacing
Current location.
8. a kind of elevator range-measurement system characterized by comprising carriage R-T unit, the first hoistway R-T unit, the second hoistway
R-T unit, elevator distance-measuring equipment and electric life controller；The carriage R-T unit is arranged at elevator car roof and/or bottom
Portion；The first hoistway R-T unit and the second hoistway R-T unit are spaced apart and arranged in elevator shaft side wall in the vertical direction
On；The elevator distance-measuring equipment is separately connected the carriage R-T unit, the first hoistway R-T unit, the second hoistway R-T unit
It is connected with electric life controller；
The carriage R-T unit is used to emit signal wave to the first hoistway R-T unit, the second hoistway R-T unit, or
Receive the signal wave of the first hoistway R-T unit, the transmitting of the second hoistway R-T unit；
The elevator distance-measuring equipment, the determination side for elevator car position described in any one of perform claim requirement 1 to 6
Method；
The electric life controller, for receiving the current location for the lift car that the elevator distance-measuring equipment is sent, and according to institute
The current location for stating lift car executes corresponding elevator control operations.
9. a kind of computer equipment, including memory and processor, the memory are stored with computer program, feature exists
In the step of processor realizes any one of claims 1 to 6 the method when executing the computer program.
10. a kind of computer readable storage medium, is stored thereon with computer program, which is characterized in that the computer program
The step of method described in any one of claims 1 to 6 is realized when being executed by processor.
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| EP4174006A1 (en) * | 2021-10-29 | 2023-05-03 | Honeywell International Inc. | Elevator positioning system with cascading reflector arrangement |
| EP4269308A1 (en) * | 2022-04-25 | 2023-11-01 | OTIS Elevator Company | Elevator car position detection |
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| CN110143499B (en) | 2020-10-23 |
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