CN205500482U - Elevator car positioning system - Google Patents
Elevator car positioning system Download PDFInfo
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- CN205500482U CN205500482U CN201620183494.6U CN201620183494U CN205500482U CN 205500482 U CN205500482 U CN 205500482U CN 201620183494 U CN201620183494 U CN 201620183494U CN 205500482 U CN205500482 U CN 205500482U
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- Prior art keywords
- lift car
- elevator
- height
- controller
- car
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Abstract
The utility model discloses an elevator car positioning system, include: when elevator car operating condition, the transmission range detects the controller of sign -on, according to the distance detects the sign -on, obtains the range unit of elevator car apart from the distance information of elevator well bottom in real time, range unit set up in elevator car last and with controller electric connection is used for output the controller calculates the output device of the high result in position that distance information is corresponding of acquisition, output device with controller electric connection. Use the utility model provides an elevator car positioning system can obtain elevator car's position height in real time, when elevator normal operating, can remind passenger lift's actual height, when the lift out of order, also can also be exactly that the car actually is in the position in the elevator well, and then provide the security of basis for estimation, effectual improvement elevator for the rescue for the rescue provides accurate car height.
Description
Technical field
This utility model relates to elevator technology field, more particularly, it relates to a kind of lift car location
System.
Background technology
Elevator is the equipment that our field such as routine work life and construction is extremely commonly used.Either
Inhabitation building or business building, elevator becomes the walking-replacing tool that high-storey building is indispensable.Vertical lift
Elevator typically has a car, operates at least two rigidity that row are vertical or inclination angle is less than 15 °
Between guide rail.Car size and version are so that passenger comes in and goes out or handling goods.
The generation of personnel casualty accidents caused because abnormal elevator operating so that elevator safety day by day by
Pay attention to.But floor location technology imperfection in existing elevator technology, have when floor location is made mistakes
Occur.
In prior art, the basic function of elevator locating system is location car whether arrival floor, but
For elevator actual height in elevator hoistways, namely position height can not position accurately.
Thus, when car is between two floors, existing system is difficult to judge that car is closer to upper accurately
Layer or lower floor.Therefore when elevator breaks down, lift car calls floor together outside not arriving, and hall door is just opened
, passenger does not note the elevator hoistways that will fall.As: car door is opened, but elevator does not arrive
The accident that designated floor, the personnel of may result in fall.Great safety is there is also hidden in terms of fire-fighting
Suffer from.As: in skyscraper, there is the condition of a disaster, when rescue if it occur that the problem of floor location mistake,
Extremely serious consequence will be caused.
In sum, how to efficiently solve and cannot be accurately positioned lift car height and thus cause
The problems such as potential safety hazard, are current those skilled in the art's urgent problems.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of lift car alignment system, this electricity
Ladder car alignment system can efficiently solve and cannot be accurately positioned lift car height and thus cause
The problem of potential safety hazard.
In order to achieve the above object, the following technical scheme of this utility model offer:
A kind of lift car alignment system, including:
When lift car duty, the controller of transmission range detection sign on；
According to described distance detection sign on, obtain in real time bottom lift car distance elevator hoistways
The range unit of range information, described range unit be arranged on described lift car and with described control
Device is electrically connected with；
For exporting the output of position height result corresponding to the range information of described controller calculating acquisition
Device, described output device is electrically connected with described controller.
Preferably, in above-mentioned lift car alignment system, described range unit is laser ranging system.
Preferably, in above-mentioned lift car alignment system, described output device is display screen.
Preferably, in above-mentioned lift car alignment system, described position height according to described controller
Result judges whether described lift car is positioned at the controller of normally-open height.
Preferably, in above-mentioned lift car alignment system, described output device is for sentence at described controller
Disconnected described lift car exports the first presupposed information when being positioned at normally-open height, sentences at described controller
Disconnected described lift car is not located at exporting during normally-open height the output device of the second presupposed information.
Preferably, in above-mentioned lift car alignment system, described output device is for sentence at described controller
Disconnected described lift car shows the first preset state when being positioned at normally-open height, sentences at described controller
Disconnected described lift car is not located at showing during normally-open height the display screen of the second preset state.
Preferably, in above-mentioned lift car alignment system, described first preset state is green, described
Second preset state is red.
Preferably, in above-mentioned lift car alignment system, described range unit is arranged at described elevator car
The bottom surface in railway carriage or compartment.
The lift car alignment system that application this utility model provides, when lift car is in running order
Time, controller transmission range detection sign on detects to range unit, range unit according to this distance
Sign on, obtains in real time the range information bottom lift car distance elevator hoistways, controller and then
Calculate corresponding position height result according to range information and this result is exported by output device.Cause
This, can obtain the position height of lift car in real time, at elevator by this lift car alignment system
Time properly functioning, it is possible to the actual height of reminding passengers elevator；When Lift out of order, it is also possible to
Car height accurately is provided for rescue, the position during namely car is practically in elevator hoistways, enter
And be that rescue provides basis for estimation, the effective safety improving elevator.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below
The accompanying drawing used required in embodiment or description of the prior art will be briefly described, it is clear that
Ground, the accompanying drawing in describing below is only embodiments more of the present utility model, common for this area
From the point of view of technical staff, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings
Other accompanying drawing.
The structure of a kind of detailed description of the invention of lift car alignment system that Fig. 1 provides for this utility model
Schematic diagram.
Detailed description of the invention
This utility model embodiment discloses a kind of lift car alignment system, to be accurately positioned elevator car
Railway carriage or compartment height, it is to avoid the potential safety hazard thus caused.
Below in conjunction with the accompanying drawing in this utility model embodiment, to the skill in this utility model embodiment
Art scheme is clearly and completely described, it is clear that described embodiment is only this utility model
A part of embodiment rather than whole embodiments.Based on the embodiment in this utility model, ability
The every other embodiment that territory those of ordinary skill is obtained under not making creative work premise,
Broadly fall into the scope of this utility model protection.
The lift car alignment system one that referring to Fig. 1, Fig. 1 provides for this utility model is embodied as
The structural representation of mode.
In a kind of detailed description of the invention, the lift car alignment system that this utility model provides includes control
Device 101 processed, range unit 102 and output device 103.
Wherein, controller 101 is for when lift car duty, and transmission range detects sign on,
And then range unit 102 receives this distance detection sign on and starts detection.It should be noted that
Duty herein, had both included elevator normal operating condition, also should include elevator faults state, also
It is exactly that duty is for elevator stopped status.Concrete controller 101 can use micro-
Controller, such as the STM32F107VCT6 of STMicw Electronics.Microcontroller is with STM32F107VCT6
It is designed for core.The duty of microprocessor controls range unit 102, receives range unit 102
Output data and data are processed.Range unit 102 is used for according to distance detection sign on,
Obtain the range information bottom lift car distance elevator hoistways in real time, typically range unit 102 is arranged
On lift car, it is easy to distance detection, and it is electrically connected with controller 101, and then can be with control
Signal transmission is carried out between device 101 processed.Output device 103 calculates the distance obtained for o controller 101
The position height result that information is corresponding, output device 103 is electrically connected with controller 101.
Concrete, range unit 102 can be laser ranging system, is i.e. carried out by laser distance measuring principle
Distance detection.Laser ranging system receives the instruction of microcontroller, and then carries out distance detection, and will
Detection data export to microcontroller, and microcontroller is analyzed according to the data received, and calculate electricity
The position height of ladder car, and position height transmission is exported to output device 103.Pass through laser
Range unit obtains the position height result of lift car, significantly improves accuracy of detection, and its position is high
Angle value can be accurate to millimeter.
Range unit 102 is generally positioned at the bottom surface of lift car, as being Laser Measuring when range unit 102
During distance meter, it is simple to measure the distance between lift car bottom surface to elevator hoistways bottom surface.Certainly, according to need
Want to be arranged on the sidewall of lift car by range unit 102 or other positions, accordingly to electricity
The calculating of ladder car position height is adjusted.
Further, controller 101 can be to judge whether lift car is positioned at according to position height result
The controller 101 of normally-open height.Can judge that car is real by default car height decision algorithm
Whether Shi Gaodu is normal cars Lift.Concrete car height decision algorithm can be: logical
In time recording car in advance in lowermost layer, cage bottom (assumes elevator to the distance bottom car hoistway
Lowermost layer is 1 layer, distance: D1), as the reference value of car height.Measure every floor layer to
The height value Di, i of low layer represents the i-th floor, then the second layer is D2.Car height and building can be calculated
The reduced value of layer height.As: it is that < D1+D2 then can sentence for d3, d3 when recording instant car position height
Disconnected car is now positioned at 1 layer and 2 layers of centre.It is d4, d4=D1+D2 when recording instant car position height,
Then can determine whether that the position that 2 layers of car door is normally-open occurs in car.Certainly, can also adjust as required
Car height decision method, as preset a height of Di ' in the building of every floor, then Di=nDi ', wherein, n
Floor value for n-th layer building.Controller 101 will determine that after result and current elevator car position height
Result sends to output device 103.
Concrete, output device 103 can be display screen, by display screen, the position of lift car is high
Degree result shows.Certainly, output device 103 can also use voice announcer etc. to set as required
Standby, result is exported.
For the ease of reminding passengers directly perceived, output device 103 can be to judge elevator car at controller 101
Railway carriage or compartment exports the first presupposed information, judges the non-position of lift car at controller 101 when being positioned at normally-open height
The output device 103 of the second presupposed information is exported when normally-open height.Elevator car is i.e. exported in real time
While the position height result of railway carriage or compartment, according to the judged result of controller 101, real-time prompting lift car is
No for car safety open height.It should be noted that normally-open height herein refers to that elevator is normal
When service elevator door is opened, car occurs in the position of elevator door, and under this state, lift car is corresponding
Position height is safe altitude.Lift car is not located at normally-open height, is i.e. positioned at non-security height
Degree, when referring to lift car position between two floors, corresponding all of position height value is
Non-security height.
First presupposed information and the second presupposed information refer to that output device carries out corresponding knot after receiving judged result
The output of fruit, is in Normal on state with corresponding prompting lift car respectively and is not in normally-open
State.When output device 103 is display screen, then can be at display elevator car position height results in real time
While, according to the judged result of controller 101, display the first preset state or second presets shape in real time
State, to point out whether lift car is that car safety opens height.I.e. output device 103 is at controller
101 judge that lift car shows the first preset state, sentences at controller 101 when being positioned at normally-open height
Disconnected lift car is not located at showing during normally-open height the display screen of the second preset state.Concrete,
Lift car shows the first preset state when being positioned at normally-open height, as background color is shown in green；And
The second preset state is shown, as background color is shown in red when lift car is for being in normally-open height.
Certainly, the first preset state can also be respectively provided with as required and the second preset state is that other are different
Color, or other different color status.And then when elevator faults, reminding passengers to greatest extent,
Lift car offer reference frame the most concordant with elevator door is judged for passenger.
For ensureing the normal work of above-mentioned lift car alignment system, provide energy support for system, its
Power subsystem many employings dual power supply, main power source connects the power supply of elevator device, and stand-by power supply uses electricity
Pond powers, and battery is powered and be disclosure satisfy that system worked well 24 hours.Power subsystem include main circuit,
Control circuit, testing circuit, accessory power supply.Wherein, main circuit includes input filter, rectification and filter
Ripple, output rectification and filtering.Control circuit samples from outfan, compares with setting value, then goes
Main circuit, changes its pulsewidth or arteries and veins frequency, makes output stable.In testing circuit offer protection circuit
Various parameters in operation.Accessory power supply, as stand-by power supply, stops electricity when main power source because of fortuitous event
When can supply, stand-by power supply provides electric energy supply, can meet system worked well 24 hours.
Comprise the following steps during the lift car alignment system work that this utility model provides:
S1: when lift car duty, transmission range detection sign on；
Namely when lift car works, transmission range detection sign on.The implication of duty
Refer to the relevant statement in above-mentioned lift car alignment system.Concrete, when the elevator is run, can
To use microcontroller to send a control signal to range cells.
S2: according to distance detection sign on, obtains bottom lift car distance elevator hoistways in real time
Range information；
Range cells receives distance detection sign on, then carry out distance detection, to obtain electricity in real time
Range information bottom ladder car distance elevator hoistways.When elevator is properly functioning, lift car distance well
Distance bottom road is real-time change, thereby through obtaining in real time at the bottom of lift car distance elevator hoistways
The range information in portion is to obtain real-time car position height.Range information herein includes that detection obtains
Can directly or indirectly reflect lift car distance elevator hoistways distance from bottom information.
Concrete, when using laser distance measuring principle to carry out distance detection, obtain lift car distance in real time
Range information bottom elevator hoistways specifically includes: penetrate the thinnest a branch of laser bottom elevator hoistways,
By photoelectric cell receive target reflection laser beam, timer measure laser beam from be transmitted into reception time
Between.
S3: calculate corresponding position height result according to range information；
According to the range information obtained in real time, calculate the real-time position height knot that lift car is corresponding
Really.Namely according to distance detection sign on, by step S2 and S3, to obtain elevator car in real time
The position height result in railway carriage or compartment.Position height result herein, for characterizing lift car present position
Height, is not necessarily referring to the height of lift car itself in real time.This concrete position height result both can be
The actual height value of lift car distance elevator hoistways, it is also possible to for lift car distance one flooring
Actual height values etc., specifically can be configured according to actual needs.Carry out using laser distance measuring principle
During distance detection, the most above-mentioned position height result corresponding according to range information calculating is the most permissible
Including: go out bottom elevator to bottom elevator hoistways from the Time Calculation being transmitted into reception according to laser beam
Highly.It calculates and uses phase laser distance measurement principle to be specifically as follows:
Measure light and come and go the time required for target, then rolled over by light velocity c=299792458m/s and air
Penetrate coefficient n and calculate distance D.
If modulation light angular frequency is ω, the Phase delay that round trip produces in distance D to be measured isThen corresponding time t is:
Distance D is:
In formula:
Signal comes and goes total Phase delay that survey line once produces；
The angular frequency of ω modulated signal, ω=2 π f；
N survey line is comprised modulation half-wavelength number；
Signal comes and goes survey line and once produces Phase delay less than π part；
The fractional part of Δ N survey line comprised modulating wave deficiency half-wavelength；
S4: outgoing position height results.
Exporting the elevator car position height results obtained in real time, concrete output form is permissible
For display, namely show position height result.It is of course also possible to be the forms such as voice broadcast.But
Typically by the way of display, live effect is more preferable.
The position height of lift car can be obtained by the method in real time and export, improve height detection
Precision, and when elevator is properly functioning, it is possible to the actual height of reminding passengers elevator；When elevator is sent out
During raw fault, it is also possible to providing car height accurately for rescue, namely car is practically in elevator
Position in hoistway, and then can quickly judge the position of lift car, provide basis for estimation for rescue,
The effective safety improving elevator.
On the basis of above-described embodiment, outgoing position height results also includes:
Elevator is judged according to every height value of floor layer, the height value of lift car and position height result
Whether car is positioned at normally-open height, if it is, output the first presupposed information；If it is not, then
Export the second presupposed information.
Namely while in real time display elevator car position height results, to lift car whether position
Result in normally-open height is also carried out output, and concrete can be display.Herein normally-open
The implication of height and the most normally-open height refer to the correlation table in above-mentioned lift car alignment system
State.According to the position height result of the lift car obtained, in conjunction with height value, the elevator car of every floor
The height value in railway carriage or compartment can interpolate that out whether lift car is positioned at normally-open height, and then directly prompting is taken advantage of
Visitor notes.
The first concrete presupposed information and the setting of the second presupposed information refer to above-mentioned lift car location
Relevant statement in system, here is omitted.Concrete, it can be aobvious for exporting the first presupposed information
Showing the first preset state, exporting the second presupposed information can be display the second preset state.When by aobvious
When position height is shown by display screen, the first preset state can be that display screen background color shows that first is pre-
If color, such as green；Corresponding second preset state can be that display screen background color shows that second presets face
Color, such as redness.Position height result can be shown by the foreground relative to background color.Certainly,
Can also show by other means for the first preset state and the second preset state, as aobvious
Independent viewing area etc. is set in display screen.First presupposed information and the second presupposed information can also be respectively
Normal voice prompting and abnormal speech prompting etc..
On the basis of the various embodiments described above, obtain in real time bottom lift car distance elevator hoistways away from
Specifically include from information: obtain the range information bottom the bottom surface distance elevator hoistways of lift car in real time.
Namely calculate acquisition electricity by the range information bottom acquisition lift car distance from bottom elevator hoistways
The position height result of ladder car.During as used laser distance measuring principle, laser generator is arranged at electricity
Ladder cage bottom.Certainly, the end face distance elevator of lift car can also be obtained as required in real time
Range information bottom ad-hoc location distance elevator hoistways on range information bottom road or lift car.
But by obtaining the range information bottom the bottom surface distance elevator hoistways of lift car in real time, calculating electricity
Ladder car position height results time relatively simple, also allow for the acquisition of range information.
Finally, in addition it is also necessary to explanation, in this article, the relation art of such as first and second or the like
Language is used merely to separate an entity or operation with another entity or operating space, and not necessarily
Require or imply relation or the order that there is any this reality between these entities or operation.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being all the difference with other embodiments, between each embodiment, identical similar portion sees mutually i.e.
Can.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or makes
Use this utility model.Multiple amendment to these embodiments for those skilled in the art will
Being apparent from, generic principles defined herein can be without departing from spirit of the present utility model
Or in the case of scope, realize in other embodiments.Therefore, this utility model will not be limited
In the embodiments shown herein, and it is to fit to and principles disclosed herein and features of novelty phase
The widest consistent scope.
Claims (8)
1. a lift car alignment system, it is characterised in that including:
When lift car duty, the controller of transmission range detection sign on；
According to described distance detection sign on, obtain in real time at the bottom of lift car distance elevator hoistways
The range unit of the range information in portion, described range unit be arranged on described lift car and with
Described controller is electrically connected with；
For exporting the position height result that the range information of described controller calculating acquisition is corresponding
Output device, described output device and described controller are electrically connected with.
Lift car alignment system the most according to claim 1, it is characterised in that institute
Stating range unit is laser ranging system.
Lift car alignment system the most according to claim 1, it is characterised in that institute
Stating output device is display screen.
Lift car alignment system the most according to claim 1, it is characterised in that institute
According to stating controller, to judge whether described lift car is positioned at the most normally opened for described position height result
Open the controller of height.
Lift car alignment system the most according to claim 4, it is characterised in that institute
State output device for described controller judge described lift car when being positioned at normally-open height defeated
Go out the first presupposed information, judge that described lift car is not located at normally-open height at described controller
The output device of the second presupposed information is exported when spending.
Lift car alignment system the most according to claim 5, it is characterised in that institute
State output device for judging to show when described lift car is positioned at normally-open height at described controller
Show the first preset state, judge that described lift car is not located at normally-open height at described controller
The display screen of the second preset state is shown when spending.
Lift car alignment system the most according to claim 6, it is characterised in that institute
Stating the first preset state is green, and described second preset state is red.
8., according to the lift car alignment system described in any one of claim 1-7, its feature exists
In, described range unit is arranged at the bottom surface of described lift car.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183494.6U CN205500482U (en) | 2016-03-10 | 2016-03-10 | Elevator car positioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183494.6U CN205500482U (en) | 2016-03-10 | 2016-03-10 | Elevator car positioning system |
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| Publication Number | Publication Date |
|---|---|
| CN205500482U true CN205500482U (en) | 2016-08-24 |
Family
ID=56728067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620183494.6U Expired - Fee Related CN205500482U (en) | 2016-03-10 | 2016-03-10 | Elevator car positioning system |
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| Country | Link |
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| CN (1) | CN205500482U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117523667A (en) * | 2023-11-15 | 2024-02-06 | 岳阳长炼机电工程技术有限公司 | Identification method for up-down straight ladder of handhold object |
-
2016
- 2016-03-10 CN CN201620183494.6U patent/CN205500482U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117523667A (en) * | 2023-11-15 | 2024-02-06 | 岳阳长炼机电工程技术有限公司 | Identification method for up-down straight ladder of handhold object |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 |
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| CF01 | Termination of patent right due to non-payment of annual fee |