CN105905719A - Elevator position detecting device and elevator with same - Google Patents
Elevator position detecting device and elevator with same Download PDFInfo
- Publication number
- CN105905719A CN105905719A CN201610095266.8A CN201610095266A CN105905719A CN 105905719 A CN105905719 A CN 105905719A CN 201610095266 A CN201610095266 A CN 201610095266A CN 105905719 A CN105905719 A CN 105905719A
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- Prior art keywords
- elevator
- car
- magnetic
- detecting device
- position detecting
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Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B3/00—Applications of devices for indicating or signalling operating conditions of elevators
- B66B3/02—Position or depth indicators
- B66B3/023—Position or depth indicators characterised by their mounting position
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- Indicating And Signalling Devices For Elevators (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Elevator Control (AREA)
Abstract
The invention provides an elevator position detecting device which can improve cage position detecting precision without structure complication and an elevator with the same. The elevator position detecting device (12) is arranged in the elevator (1) and detects the position of a cage (4). The elevator (1) comprises the cage (4) which lifts in an elevator shaft (2) of a building and moves to an elevator hall (3) of each storey. The elevator position detecting device (12) comprises the components of magnetic permanent magnets (150) which are arranged at the elevator halls (3); a coil (160) which is arranged in a closed-loop shape in the cage (4), and when the cage (4) approaches the elevator hall (3), the coil (160) interlinks the magnetic flux of a magnetic field which is formed by the permanent magnet (150); a characteristic detecting part (17) which detects a specific characteristic that is affected by the magnetic flux of the permanent magnet (150) that interlinks the coil (160) as an analog signal; and a position determining part (18) which determines the position of the cage (4) based on an analog signal that is detected by the characteristic detecting part (17).
Description
Technical field
The present invention relates to detect the position detecting device of the elevator of the position of car and include this position detecting device
Elevator.
Background technology
In recent years, in elevator, in order to realize accessible, prevent passenger from falling down, arrive at the electricity of each floor of building at car
During the ladder Room, the position of car is carried out high-precision control, so that the floor of car and the floor of elevator hall can be prevented
Between produce jump.Thus, the position detecting device used in the position control of above-mentioned car needs position more accurately
Detection performance.
It is said that in general, the position detecting device of elevator includes: be arranged at building each floor car is arrived at position
Put the arriving at location detection device carrying out detecting;And the displacement calculating the displacement of car calculates device, pass through
Shifting to the car that the arriving at location of the car that arriving at location detection device detects calculates plus displacement calculating device
Dynamic distance, detects the position of car.
But, when arranging arriving at location detection device, anti-during in order to arrive at the elevator hall of each floor of building at car
Only produce jump between floor and the floor of elevator hall of car, need to carry out the trickle adjustment behaviour of position detecting device
Make, such as, adjust each floor of building arriving at location detection device position etc. is set, thus there is this position detection dress
Trickle the adjusting put operates the most numerous and diverse problem.Therefore, all the time, about position detecting device, it is desirable on not carrying out
State trickle adjustment operation, and the accuracy of detection of the position of car is higher.
Propose the position detecting device of following elevator accordingly, as prior art: i.e., will be used for detecting the position of car
The test section put is respectively arranged at the floor section of car and the floor section of elevator hall, as benchmark and utilizes inspection using these floor section
Survey portion detects the position of car, from without trickle adjustment operation (referring for example to patent documentation 1~3).
Prior art literature
Patent documentation
Patent documentation 1: Japanese Patent Laid-fair 7-33225 publication
Patent documentation 2: International Publication 2009/093317
Patent documentation 3: Japanese Patent Laid-Open 8-225261 publication
Summary of the invention
Invent problem to be solved
But, in prior art disclosed in above-mentioned patent documentation 1~3, it is used for judging whether car has passed through predetermined bits
The test section put is output as the output of digital signal, therefore can produce quantization error with the output of this digital signal.Therefore,
When car arrives at elevator hall, in order to utilize test section to carry out the detection of position of car accurately, need such as patent
Multiple sensors shown in document 3 are such, by arranging multiple test points of the output of detection digital signal, thus believe numeral
Number the quantization error of output be corrected, therefore the structure of the position detecting device of elevator may become complicated.
Or, displacement being such as set and calculates device and replace multiple test point is set, this displacement calculates device
The anglec of rotation of motor of the hoist engine according to the lifting driving car calculates the displacement of car, in this case,
The detection needing to utilize the position that this displacement calculates the device car to being carried out by test section carries out completion, therefore car
The accuracy of detection of position may reduce.
The present invention is the practical situation according to above-mentioned prior art and completes, and its object is to, it is provided that one can be not
Improve the position detecting device of the elevator of the accuracy of detection of the position of car in the case of making structure complication and include this position
The elevator of detection device.
Technical teaching for solving the problem was
In order to achieve the above object, the position detecting device of the elevator of the present invention be disposed in elevator, position to car
Putting the position detecting device of elevator carrying out detecting, this elevator carries out lifting and move to each in being included in the elevator of building
The described car of the elevator hall of floor, the position detecting device of described elevator is characterised by, including: magnetic magnetic,
This magnetic is arranged at described elevator hall;Conductor, this conductor is set to closed circuit shape in described car, at described car close to described
During elevator hall, this conductor interlinks with the magnetic flux in the magnetic field formed by described magnetic;Characteristics Detection portion, this Characteristics Detection portion
The predetermined characteristic that the change of the described magnetic flux of the described magnetic by carrying out interlinking with described conductor is affected is believed as simulation
Number detect;And position determining portions, this position determining portions is based on the described simulation letter detected by described Characteristics Detection portion
Number, determine the position of described car.
Invention effect
The position detecting device of the elevator according to the present invention and include the elevator of this position detecting device, can not make structure
In the case of complication, improve the accuracy of detection of the position of car.Problem other than the above, structure and effect are by following enforcement
The explanation of mode comes the most clearly.
Accompanying drawing explanation
Fig. 1 is the figure of the structure representing the elevator including the position detecting device involved by present embodiment.
Fig. 2 is the figure of the position relationship of the floor section representing the floor section of the elevator hall shown in Fig. 1 and car.
Fig. 3 is the figure of the structure that the position detecting device involved by present embodiment is described.
Fig. 4 be represent car involved by present embodiment by car during the elevator hall of each floor of building relative to elevator
The induced voltage that the magnetic flux of the permanent magnet that the relative position in the Room interlinks with coil and being measured by voltage detector obtains time
Between passage figure.
When Fig. 5 is the elevator hall of each floor representing that the car involved by present embodiment arrives at building, car is relative to elevator
The output of the relative position in the Room and top strain gauge and lower section strain gauge is relative to the relation of the position of this car
Figure.
Detailed description of the invention
Below based on accompanying drawing, to for implementing the position detecting device of elevator involved in the present invention and including that this position is examined
The mode of the elevator surveying device illustrates.
[embodiment 1]
Fig. 1 is the figure of the structure representing the elevator including the position detecting device involved by present embodiment, and Fig. 2 is to represent this position
Put the figure of the position relationship of the floor section of the elevator hall detected in device and the floor section of car.
The embodiment 1 of position detecting device involved in the present invention is such as arranged in the building shown in Fig. 1 set
The elevator 1 put.This elevator 1 includes: carry out lifting and moving to the sedan-chair of the elevator hall 3 of each floor of building in elevator 2
Railway carriage or compartment 4;One end is installed on the main push-towing rope rope 5 of car 4;And be provided with the other end of this main push-towing rope rope 5 and be suspended in elevator 2 right
Pouring weight 6.
Additionally, elevator 1 includes: be arranged in the Machine Room 7 of the top being positioned at elevator 2 and drive car 4 and to pouring weight 6
Hoist engine 8;It is configured at the traction sheave 9 of the vicinity of this hoist engine 8;It is arranged at inwall and the operation of operation car 4 of car 4
Operation dish 10;It is arranged at Machine Room 7 and control that the operation to the elevator 1 of the lifting action comprising car 4 is controlled
Device 11;And the position detecting device 12 (with reference to Fig. 3) of the position of detection car 4.
Hoist engine 8 have be wound with the driving pulley 8A of main push-towing rope rope 5, the motor 8B making this driving pulley 8A rotate, with
And to driving the brake unit (not shown) that is braked of rotation of pulley 8A.
Control device 11 and be connected to the motor 8B of operation dish 10 and hoist engine 8, according to the operation of operation dish 10, be arranged at
The operation of elevator hall's button (not shown) of elevator hall 3, makes car 4 relatively lift relative to pouring weight 6.Then, control
Device 11 processed position based on the car 4 detected by position detecting device 12, drives the motor 8B of hoist engine 8, thus
Jump is not produced between floor with the floor of floor section 3A of the elevator hall 3 shown in Fig. 2 and floor section 4A of car 4
Mode makes car 4 stop at elevator hall 3.
Fig. 3 is the figure of the structure that position detecting device 12 is described.
As it is shown on figure 3, position detecting device 12 comprises: be arranged at the elevator hall 3 of each floor of building and magnetic
Magnetic 15;Car 4 is set to closed circuit shape and when car 4 is close to elevator hall 3 with the magnetic in the magnetic field formed by magnetic 15
The logical conductor 16 carrying out interlinking;The predetermined characteristic change of the magnetic flux interlinked by this conductor 16 affected is as analogue signal
Carry out the Characteristics Detection portion 17 detected;And the analogue signal detected based on this Characteristics Detection portion 17 determines car 4
The position determining portions 18 of position.
Magnetic 15 is such as made up of rectangular-shaped permanent magnet 150, and this permanent magnet 150 is arranged at the floor of elevator hall 3
Portion 3A, configures towards the state of car 4 side with N pole so that when car 4 arrives at elevator hall 3 permanent magnet 150 with lead
Body 16 is relative.Conductor 16 is such as made up of coil 160, and this coil 160 is arranged at floor section 4A of car 4, and is configured at elevator
Side, the Room 3, so that coil 160 is relative with permanent magnet 150 when car 4 arrives at elevator hall 3.
Thus, the height of floor from rail top of floor section 3A of elevator hall 3 and elevator hall 3 and the floor section of car 4 is arrived at car 4
When the height of floor from rail top of 4A is consistent, i.e. the floor of floor section 4A of the floor of floor section 3A in elevator hall 3 and car 4
When face is arranged on identical face, permanent magnet 150 and coil 160 are arranged respectively at floor section 3A and the ground of car 4 of elevator hall 3
Plate portion 4A faces each other and near immediate gateway.
Coil 160 towards be configured to its central shaft be overlapped in permanent magnet 150 long side direction extended line (link N pole
Straight line with S pole) on A.Further, in order to make Characteristics Detection portion 17 detect, analogue signal, the leading section of coil 160 are hollow,
The inner side of other parts is inserted with unshakable in one's determination 161, and this iron core 161 is used for producing magnetic field by making current flow through coil 160.Separately
Outward, permanent magnet 150 and coil 160 are to be formed without the shape of jump between floor section 3A and floor section 4A of car 4 of elevator hall 3
State, the magnetic flux being arranged on the permanent magnet 150 interlinked with coil 160 becomes the position of maximum.
Characteristics Detection portion 17 such as has the voltage detector 170 as voltage detection department and stress mornitoring portion 171, described
Voltage detector 170, in the case of car 4 is by elevator hall 3, detects because of the magnetic of the permanent magnet 150 interlinked with coil 160
The induced voltage leading to change and produce in coil 160, using as above-mentioned predetermined characteristic, described stress mornitoring portion 171 is at car 4
In the case of arriving at elevator hall 3, detect that the flux change of the permanent magnet 150 because interlinking with coil 160 is made by permanent magnet 150
For the gravitation of coil 160, using as above-mentioned predetermined characteristic.
Voltage detector 170 is such as deposited in control device 11, via (not shown) and lines such as lead-in wires (tail cord)
The terminal of circle 160 is connected.Further, voltage detector 170 measures the voltage between terminals of coil 160, its measurement result is exported
To position determining portions 18.
Stress mornitoring portion 171 has the DC source 171A of the power supply source as the electric current flowing through coil 160;And pass through
Carry out opening and closing and be switched to make to flow to from DC source 171A current electrifying and a certain on-off switch of cut-out of coil 160
171B.These DC sources 171A and on-off switch 171B such as leaves control device 11 in the same manner as voltage detector 170 in
In, the on-off action of on-off switch 171B is controlled by controlling device 11.Further, DC source 171A and on-off switch 171B
It is connected with the terminal of coil 160 via (not shown) such as lead-in wires, and constitutes parallel circuit relative to voltage detector 170
Stress mornitoring portion 171 has: top strain gauge 171C, above this, strain gauge 171C is arranged at and is inserted in
Closest to the front end of side, elevator hall 3 of the top at position of side, elevator hall 3, i.e. coil 160 in the iron core 161 of coil 160
The upside in portion, measures the stress acted on upward for coil 160;And downside strain gauge 171D, this lower lateral stress passes
Sensor 171D is arranged at the side, elevator hall 3 of the lower section at position closest to side, elevator hall 3 in unshakable in one's determination 161, i.e. coil 160
The downside of leading section, measure the stress that coil 160 is acted on downwards.
Therefore, in stress mornitoring portion 171, when car 4 is close to elevator hall 3, if on-off switch 171B Guan Bi, then electric current from
DC source 171A flow to coil 160, thus produces magnetic field near the iron core 161 of coil 160.Now, by the ferrum of coil 160
The magnetic field that the magnetic field of the heart 161 generation is formed with the permanent magnet 150 of elevator hall 3 interacts, at permanent magnet 150 and coil
Gravitation is produced between 160.Further, top strain gauge 171C and lower section strain gauge 171D is configured to detect respectively and is subject to
The vertically-oriented component of the stress of coil 160 and iron core 161 is acted on to produced gravitation.Top strain gauge
171C and lower section strain gauge 171D is such as connected with position determining portions 18 via (not shown) such as lead-in wires, and mensuration is tied
Fruit output is to position determining portions 18.Additionally, the output of top strain gauge 171C and lower section strain gauge 171D relative to
Act on coil 160 stress towards, in opposite each other.
Although not shown, but position determining portions 18 is such as made up of hardware, and this hardware includes: carry out for analyzing voltage detecting
CPU (the Central Processing of the various computings etc. of the measurement result of device 170 and each strain gauge 171C, 171D
Unit: central processing unit);Storage is for performing ROM (the Read Only Memory: read-only of the program of the computing that CPU is carried out
Memorizer), the storage device such as HDD (Hard Disk Drive: hard disk drive);And become CPU perform program time operation
The RAM (Random Access Memory: random access memory) in region.
Then, describe in detail in temporal sequence with reference to Fig. 4 in feelings by the elevator hall 3 of each floor of building of car 4
The process action that under condition, the position of car 4 is determined by position determining portions 18.It addition, in the following description, say for convenience
Bright, the floor passed through by car 4 is referred to as by layer.
Fig. 4 be represent car 4 by car 4 during the elevator hall 3 of each floor of building relative to the phase para-position of elevator hall 3
Put the magnetic flux (interlinkage flux) of the permanent magnet 150 interlinked with coil 160 and measured the sensing obtained by voltage detector 170
The figure of the time passage of voltage.
First, the car 4 being in rising in the elevator 2 of building is by by the elevator hall 3 of layer (such as 2 layers)
Time, control device 11 and make on-off switch 171B be in open mode.Then, if car 4 is close to by the elevator hall 3 of layer, then come
The magnetic flux of the permanent magnet 150 of floor section 3A from the elevator hall 3 being arranged at by layer and the line of floor section 4A being arranged at car 4
Circle 160 interlinks.
As shown in Figure 4, the size of the magnetic flux interlinked with coil 160 is along with car 4 is close to being become larger by layer, logical
The height of floor from rail top of floor section 3A crossing the elevator hall 3 of layer becomes time consistent with the height of floor from rail top of floor section 4A of car 4
Maximum.Afterwards, the size of the magnetic flux interlinked with coil 160 exits through layer along with car 4 and tapers into.
Herein, voltage detector 170 induced voltage produced by the induced voltage that is measured to, i.e. coil 160 with and line
The variable quantity of magnetic flux of permanent magnet 150 of circle 160 interlinkage, the i.e. time diffusion of this magnetic flux are directly proportional, therefore at car 4 close to logical
When crossing layer, induced voltage becomes positive value, and at car 4 in time being opened by leafing, induced voltage becomes negative value.
And, induced voltage produced by coil 160 floor section 3A by the elevator hall 3 of layer height of floor from rail top with
The height of floor from rail top of floor section 4A of car 4 becomes 0 time consistent, and therefore position determining portions 18 is such as by voltage detector
170 induced voltages being measured to become the moment of 0 and determine that car 4 is in the position arriving at the elevator hall 3 by layer.
Then, describe the elevator hall 3 of each floor arriving at building at car 4 in detail with reference to Fig. 5 in the case of, position is true
Determine the process action that the position of car 4 is determined by portion 18.It addition, in the following description, for convenience of explanation, by car 4
Predetermined floor to be arrived at is referred to as destination layer.
When Fig. 5 is the elevator hall 3 of each floor representing that car 4 arrives at building, car 4 is relative to the phase para-position of elevator hall 3
Put, the output of top strain gauge 171C and lower section strain gauge 171D is relative to the figure of relation of the position of this car 4.
First, when car 4 arrives at the elevator hall 3 of destination layer (such as 2 layers), control device 11 and make at on-off switch 171B
In closure state.Thus, electric current is had to flow to coil 160, and generation magnetic field, coil 160 side from DC source 171A, so that
In coil 160, the part closest to floor section 3A of elevator hall 3 becomes S pole.
Under this state, if as it is shown in figure 5, car 4 is close to the elevator hall 3 of destination layer, then on the floor being arranged at elevator hall 3
Effect has and produces because of the magnetic force in magnetic field between the permanent magnet 150 of portion 3A and the coil 160 of floor section 4A that is arranged at car 4
Gravitation.Further, along with car 4 diminishes close to destination layer, the distance between permanent magnet 150 and coil 160, permanent magnetism is therefore acted on
Gravitation between body 150 and coil 160 becomes big, the height of floor from rail top of floor section 3A in the elevator hall 3 of destination layer and car 4
When the height of floor from rail top of floor section 4A is consistent, this gravitation becomes maximum.
Herein, if paying close attention to drawing of the vertically-oriented component acted in the gravitation between permanent magnet 150 and coil 160
Power, then the gravitation of this vertically-oriented component becomes big along with car 4 close to the elevator hall 3 of destination layer, but rises at car 4
Fall makes the height of floor from rail top of floor section 3A of the elevator hall 3 of destination layer and the height of floor from rail top phase one of floor section 4A of car 4
During cause, act on the gravitation that the gravitation between permanent magnet 150 and coil 160 all becomes the component of horizontal direction, the most vertically
The gravitation of the component in direction becomes 0.
On the other hand, the gravitation acting on the vertically-oriented component in the gravitation between permanent magnet 150 and coil 160 is made
For coil 160, the top strain gauge 171C and lower section strain gauge 171D that are therefore arranged at coil 160 detect work
Gravitation for the vertically-oriented component of coil 160.Strain gauge 171C and lower section strain gauge 171D above these
To the output of position determining portions 18 car 4 become close to period of the elevator hall 3 of destination layer very big or minimum after, at car
The 4 floor height carrying out the height of floor from rail top lifting floor section 3A of the elevator hall 3 so that destination layer and floor section 4A of car 4
Spending the consistent moment, the magnitude relationship of its output is exchanged.
Thus, position determining portions 18 is such as defined as by top strain gauge 171C and lower section strain gauge 171D
Measure in the stipulated time that the stress that obtains becomes very big or minimum, moment that the magnitude relationship at its stress is exchanged, i.e. should
Power becomes the moment of 0, and car 4 is in the position of the elevator hall 3 arriving at destination layer.
Position detecting device 12 according to the elevator 1 involved by the embodiments of the present invention 1 thus constituted and include this
The elevator 1 of position detecting device 12, for judging whether car 4 has passed through the voltage detector 170 of layer and for judging
The output of each strain gauge 171C, 171D that whether car 4 has arrived at destination layer utilizes analogue signal to carry out.And, logical
Cross each characteristic, the i.e. produced sensing of coil 160 making to be measured by voltage detector 170 and each strain gauge 171C, 171D
Voltage and to be acted on the gravitation of coil 160 by permanent magnet 150 be consecutive variations such that it is able to prevent voltage detector 170 and each
The output of strain gauge 171C, 171D produces the situation of quantization error.
Therefore, only pass through to apply in elevator 1 permanent magnet 150 and coil 160 are respectively arranged at elevator hall 3 and car 4
Structure, just can detect the position of car 4 exactly by utilization level test section 18.Thus, embodiments of the present invention 1 can be not
In the case of making structure complicate, improve the accuracy of detection of the position of car 4.
In embodiments of the present invention 1, permanent magnet 150 and coil 160 are respectively arranged at closest to car 4 side and
Close to the part of side, elevator hall 3, so that permanent magnet 150 and coil 160 are relative to each other when car 4 arrives at elevator hall 3, because of
This is when car 4 is by the elevator hall 3 of layer, it is possible to make from the permanent magnet in floor section 3A by the elevator hall 3 of layer
The magnetic flux of 150 easily interlinks with coil 160.When car 4 arrives at the elevator hall 3 of destination layer, can make from permanent magnet 150
Gravitation easily acts on coil 160.Thus, voltage detector 170 and the mensuration of each strain gauge 171C, 171D can be improved
Precision.
In embodiments of the present invention 1, permanent magnet 150 and coil 160 are respectively arranged at floor section 3A and the sedan-chair of elevator hall 3
The assigned position of floor section 4A in railway carriage or compartment 4, therefore can using each floor section 3A, 4A floor as benchmark cause position determining portions 18
Determine the position of car 4.Therefore, during the position of the car 4 carried out in position determining portions 18 determines, it is not necessary in order to realize elevator
Each floor of floor section 3A in the Room 3 and floor section 4A of car 4 and permanent magnet 150 and coil 160 mating of position, is set
Property and carry out the trickle adjustment operation of position detecting device 12, therefore can the setting of the device 12 of enforcing location detection efficiently.
In embodiments of the present invention 1, in the case of car 4 is by by the elevator hall 3 of layer, utilizes and examine as characteristic
The voltage detector 170 in survey portion 17 measures induced voltage produced by coil 160, it is thus possible to capture exactly with car
The lifting of 4 and carry out the flux change of the permanent magnet 150 interlinked with coil 160.Thus, position determining portions 18 can be examined according to voltage
The measurement result surveying device 170 determines the position of car 4 accurately, therefore can obtain for the position detecting device 12 of elevator 1
Obtain excellent reliability.
In embodiments of the present invention 1, in the case of car 4 arrives at the elevator hall 3 of destination layer, utilize and examine as characteristic
Each strain gauge 171C, the 171D in survey portion 17 measure the stress acting on coil 160, it is thus possible to capture adjoint exactly
The feature of the gravitation between permanent magnet 150 and coil 160 that car 4 changes close to elevator hall 3.Thus, position determining portions 18
The position of car 4 can be determined accurately according to the measurement result of each strain gauge 171C, 171D, therefore can be for elevator
The position detecting device 12 of 1 obtains the reliability of excellence.
In embodiments of the present invention 1, it is arranged at top strain gauge 171C and the lower section strain gauge of coil 160
171D measures the gravitation of vertically-oriented component in the gravitation acting on coil 160, it is thus possible to car 4 arrives at the electricity of destination layer
Very big or minimum and its output the magnitude relationship of the output of each strain gauge 171C, 171D of observing during the ladder Room 3 is mutual
The characteristic use changed determines in the position of the car 4 that position determining portions 18 is carried out, promptly to obtain the position of car 4.By
This, controlling device 11 can make car 4 suitably stop at destination layer with reference to the position of the car 4 determined by position determining portions 18
Elevator hall 3, therefore can prevent from producing between the floor of the floor of floor section 3A of elevator hall 3 and floor section 4A of car 4
Jump, the user that can realize use elevator 1 is successfully taken or leaves car 4.
[embodiment 2]
Embodiments of the present invention 2 are configured to such as control device 11 at car 4 on the basis of the structure of above-mentioned embodiment 1
After arriving at elevator hall 3, based on being measured the stress obtained by top strain gauge 171C and lower section strain gauge 171D, transport
Calculate the jump formed between the floor of the floor of floor section 3A of elevator hall 3 and floor section 4A of car 4 direction, with
And the rank extent formed between the floor of floor section 4A of the floor of floor section 3A of elevator hall 3 and car 4.
Further, the direction and the size that control the jump that device 11 obtains according to computing are driven the electronic of hoist engine 8
Machine 8B is so that car 4 only moves micro-operation etc. of slight distance relative to elevator hall 3, so that floor section 3A of elevator hall 3
Floor is arranged on identical face with the floor of floor section 4A of car 4.The structure of other embodiment 2 and embodiment party
The structure of formula 1 is identical, the label identical to identical or corresponding part mark, and omits repeat specification.It addition, elevator hall 3
The direction of the jump formed between the floor of the floor of floor section 3A and floor section 4A of car 4 represents car 4
Direction that the height of the floor of floor section 4A is higher compared with the height of the floor of floor section 3A of elevator hall 3 and relatively low
Direction in a direction.
Position detecting device 12 according to the elevator 1 involved by the embodiments of the present invention 2 thus constituted and include this
The elevator 1 of position detecting device 12, in addition to obtaining the action effect as above-mentioned embodiment 1, even if because of elevator 1
User take or leave car 4 etc. and cause the height ground relative to elevator hall 3 of the floor of floor section 4A of car 4
The height of the floor of plate portion 3A relatively changes, and controlling device 11 also can be according to top strain gauge 171C and lower section
The measurement result of strain gauge 171D corrects the position of car 4, and the height making the floor of floor section 4A of car 4 is rapid
Ground is consistent with the height of the floor of floor section 3A of elevator hall 3.Thus, after car 4 arrives at the elevator hall 3 of destination layer,
Can suppress to form jump between the floor of the floor of floor section 3A in elevator hall 3 and floor section 4A of car 4, therefore can
Guarantee the high-quality service to elevator 1.
Above-mentioned present embodiment for ease of understanding illustrates that the present invention has been described in detail, but and differs
Foregone conclusion is limited to the structured invention including explanation.A part for the structure of certain embodiment can be replaced into other implement
The structure of mode, it is also possible to add the structure of other embodiment in the structure of certain embodiment.
Present embodiment is respectively arranged at floor section 3A and the ground of car 4 of elevator hall 3 to permanent magnet 150 and coil 160
The situation of plate portion 4A is illustrated, but is not limited to this situation, as long as permanent magnet 150 and coil 160 are relative to each other
Position relationship, it is also possible to be respectively arranged at the part beyond floor section 3A and floor section 4A in elevator hall 3 and car 4.
Further, the situation that permanent magnet 150 is configured towards the state of car 4 side by present embodiment with N pole is carried out
Explanation, but it is not limited to this situation, permanent magnet 150 can also configure towards the state of car 4 side with S pole.Upper
Stating in configuration, when car 4 arrives at the elevator hall 3 of destination layer, electric current flow to coil 160 from DC source 171A, makes coil 160
Side produce magnetic pole so that the part closest to floor section 3A of elevator hall 3 becomes N pole in coil 160, thus can obtain with
Above-mentioned embodiment 1, the action effect that embodiment 2 is identical.
In present embodiment, counter stress test section 171 detects the magnetic because carrying out the permanent magnet 150 interlinked with coil 160
The situation of the gravitation leading to change and acted on coil 160 by permanent magnet 150 is illustrated, but is not limited to this situation, also
It is configured to detect the flux change of the permanent magnet 150 because carrying out interlinking with coil 160 and acted on coil by permanent magnet 150
The repulsion of 160.In the case of Gai, when car 4 arrives at the elevator hall 3 of destination layer, electric current flow to coil from DC source 171A
160, make generation magnetic field, coil 160 side so that in coil 160 part closest to floor section 3A of elevator hall 3 become with
The polarity that the polarity of car 4 side of permanent magnet 150 is identical, thus can obtain identical with above-mentioned embodiment 1, embodiment 2
Action effect.
Label declaration
1 elevator
3 elevator halies
3A floor section
4 cars
4A floor section
8 hoist engines
8A drives pulley
8B motor
11 control device
12 position detecting devices
15 magnetics
16 conductors
17 Characteristics Detection portions
18 position determining portions
150 permanent magnets (magnetic)
160 coils (conductor)
161 is unshakable in one's determination
170 voltage detectors (voltage detection department)
171 stress mornitoring portions
171A DC source
171B on-off switch
Strain gauge above 171C
Strain gauge below 171D
Claims (7)
1. a position detecting device for elevator, the position detecting device of this elevator is arranged in elevator, enters the position of car
Row detection, described elevator carries out lifting and moving to the described sedan-chair of the elevator hall of each floor in being included in the elevator of building
Railway carriage or compartment, the position detecting device of described elevator is characterised by, including:
Magnetic magnetic, this magnetic is arranged at described elevator hall;
Conductor, this conductor is set to closed circuit shape in described car, when described car is close to described elevator hall, this conductor with by institute
The magnetic flux stating the magnetic field that magnetic is formed interlinks;
Characteristics Detection portion, this Characteristics Detection portion becomes the described magnetic flux of described magnetic by carrying out with described conductor interlinking
The predetermined characteristic changing impact detects as analogue signal;And
Position determining portions, this position determining portions, based on the described analogue signal detected by described Characteristics Detection portion, determines institute
State the position of car.
2. the position detecting device of elevator as claimed in claim 1, it is characterised in that
Described magnetic and described conductor are arranged respectively at described car side and side, described elevator hall so that at described car
When arriving at described elevator hall, described magnetic and described conductor are relative to each other.
3. the position detecting device of elevator as claimed in claim 2, it is characterised in that
Described magnetic and described conductor are respectively arranged at floor section and the floor section of described car of described elevator hall.
4. the position detecting device of elevator as claimed in claim 1, it is characterised in that
Described Characteristics Detection portion comprises voltage detection department, in the case of described car is by described elevator hall, and this voltage detecting
Portion detects the generation in described conductor because of the change of the described magnetic flux of the described magnetic carrying out interlinking with described conductor
Induced voltage, using as described predetermined characteristic.
5. the position detecting device of elevator as claimed in claim 1, it is characterised in that
Described Characteristics Detection portion comprises stress mornitoring portion, in the case of described car arrives at described elevator hall, and this stress mornitoring
Portion detects and is acted on by described magnetic because of the change of the described magnetic flux of the described magnetic carrying out interlinking with described conductor
The gravitation of described conductor or repulsion, using as described predetermined characteristic.
6. the position detecting device of elevator as claimed in claim 5, it is characterised in that
Described stress mornitoring portion has strain gauge, and this strain gauge measures and acted on described conductor by described magnetic
Gravitation or the direction of repulsion and the gravitation relative with the direction or the size of repulsion.
7. an elevator, it is characterised in that
Position detecting device including the elevator as described in any one of claim 1 to 6.
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JP2015033190A JP2016155623A (en) | 2015-02-23 | 2015-02-23 | Position detection system of elevator and elevator including position detection system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110621605A (en) * | 2017-05-10 | 2019-12-27 | 三菱电机株式会社 | Elevator car position detection sensor |
CN113325066A (en) * | 2020-02-28 | 2021-08-31 | 株式会社日立大厦系统 | Wire inspection system and wire inspection device |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110406976A (en) * | 2018-12-21 | 2019-11-05 | 苏州运昊设备制造有限公司 | A kind of stress mornitoring automatic loading/unloading equipment |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008044303A1 (en) * | 2006-10-12 | 2008-04-17 | Mitsubishi Electric Corporation | Magnetic position sensor |
CN101817468A (en) * | 2009-02-27 | 2010-09-01 | 株式会社日立制作所 | Elevator with position detecting device |
CN104093658A (en) * | 2012-02-08 | 2014-10-08 | 三菱电机株式会社 | Elevator car location detector device |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0625641B2 (en) * | 1986-01-28 | 1994-04-06 | 株式会社マコメ研究所 | Magnetic detector |
JP5664304B2 (en) * | 2011-02-09 | 2015-02-04 | 三菱電機株式会社 | Magnetic position detector |
-
2015
- 2015-02-23 JP JP2015033190A patent/JP2016155623A/en active Pending
-
2016
- 2016-02-22 CN CN201610095266.8A patent/CN105905719A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008044303A1 (en) * | 2006-10-12 | 2008-04-17 | Mitsubishi Electric Corporation | Magnetic position sensor |
CN101472823A (en) * | 2006-10-12 | 2009-07-01 | 三菱电机株式会社 | Apparatus for detecting magnetic position |
CN101817468A (en) * | 2009-02-27 | 2010-09-01 | 株式会社日立制作所 | Elevator with position detecting device |
CN104093658A (en) * | 2012-02-08 | 2014-10-08 | 三菱电机株式会社 | Elevator car location detector device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110621605A (en) * | 2017-05-10 | 2019-12-27 | 三菱电机株式会社 | Elevator car position detection sensor |
CN110621605B (en) * | 2017-05-10 | 2021-05-07 | 三菱电机株式会社 | Elevator car position detection sensor |
CN113325066A (en) * | 2020-02-28 | 2021-08-31 | 株式会社日立大厦系统 | Wire inspection system and wire inspection device |
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