CN1029829C - Displaying apparatus of elevators - Google Patents
Displaying apparatus of elevators Download PDFInfo
- Publication number
- CN1029829C CN1029829C CN93107173A CN93107173A CN1029829C CN 1029829 C CN1029829 C CN 1029829C CN 93107173 A CN93107173 A CN 93107173A CN 93107173 A CN93107173 A CN 93107173A CN 1029829 C CN1029829 C CN 1029829C
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- CN
- China
- Prior art keywords
- car
- data
- microcomputer
- display
- read out
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 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
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- Indicating And Signalling Devices For Elevators (AREA)
Abstract
The invnetion provides a display device for a car position of high analogical continuity by a small number of transmitting circuits and transmitting quantity, in an elevator for performing digital serial transmission at a low speed of using an elevator cable.In digital serial transmission by digital serial transmission lines 8, 9, position data of a car 19 and data of a car speed, detected by a car speed detector 15 and a car position detector 18, are transmitted by a landing transmission microcomputer 6 and a car transmission microcomputer 7, and also providing a display device controlling microcomputer in sides of display devices 23, 24, so that continuous digital display switching can be performed analogically by performing interpolation calculation with the display device controlling microcomputer by the latest reception data between receptions of data. Thus in the digital serial transmission at a low speed, a display of high continuity can be analogically performed.
Description
The present invention relates to the read out instrument of elevator, relate in particular to and to utilize digital serial transfer to simulate the elevator display apparatus of demonstration.
The device that shows the elevator cage operation state has telltale.The bulb-type device that each floor that in the past just had adopts bulb to show, and use the digital display device of numeric display car position (number of floor levels) comparatively common recently.The shortcoming of these read out instruments is the positions that can only show car with number of floor levels, for example, demonstrates the 5th buildings, but car is in and stops or being in operation and can not come into plain view.
In order to eliminate this shortcoming, for example open in the flat 2-52882 communique and proposed dial indicator display device the spy.Fig. 7,8 and 9 demonstrates the spy and opens the existing elevator display apparatus that discloses in the flat 2-52882 communique.
Among Fig. 7, the pulse 44(output signal that the pulse coder that the frequency dividing circuit 40 of read out instrument detects car speed an input end input provides).Export from mouth 45 by the pulse that rate multiplier 41 is calculated, be given to the pulse motor that drives pointer telltale.
In addition, set input 43 according to the frequency dividing ratio of another input end input, the frequency dividing ratio of latch cicuit 42 is set locked.
Fig. 8 is the sequential chart of display drive signal, (a) is input pulse 44, (b) sets input 43 for frequency dividing ratio, (c) is the output of latch cicuit 42, and the time of lift car by each floor (d) is shown respectively.Fig. 9 is the display part of pointer telltale, and pointer 17 is located on the display panel 30.
In recent years, the price of microcomputer descends, control housing not only, and microcomputer is set in the machine at the car and the place of taking a lift, and to carry out the method for decentralised control also common day by day.For example, the block scheme of Figure 10 illustrates the elevator of the decentralized control of publication in " Mitsubishi Electric's skill newspaper " (64 volumes, the 10th phase, nineteen ninety prints).
There is shown a lot of structures, but only the part relevant with the present invention described.Group manage apparatus 1 is made of each control setup 4 grade, wherein is provided with group management computer (GC) 2, group's management transmission microcomputer (TE) 3.Operation management microcomputer (CC) 5, the place's of taking a lift transmission microcomputer (SH) 6, car transmission microcomputer (SC) 7 are set in each control setup 4.Numeral serial transmission lines 8 is laid in one side of place that takes a lift, and digital serial transmission route 9 is laid in car one side.In addition, the place of taking a lift of each layer is provided with the place's control station microcomputer (HS) 10 that takes a lift, and is provided with respectively in car and transmits microcomputer (CS) 11, telltale microcomputer (IC) 12, operation board microcomputer (BC) 13 on the car.
As the example of this system transmissions device, the digital serial transmission in place that takes a lift has been shown among Figure 11.Transmit microcomputer 7 as main frame with the place's of taking a lift transmission microcomputer 6 and car, transmission microcomputer 11, telltale microcomputer 12, operation board microcomputer 13 on the place's of taking a lift control station microcomputer 10, the car are passed on timing inquiry form.In the system shown in Figure 10, the data of the place's read out instrument that takes a lift for example transmit with the D03-D06 of Figure 11.
For the consideration of cost aspect, the transmission lines 8,9 of system shown in Figure 10 adopts common elevator conductor arrangement cable mostly.This elevator conductor arrangement cable is not to be the high-speed communication design-calculated, and therefore, parasitic capacitance is big, and its qualification is to carry out the good transmission that speed is roughly 9600bps.Surpass this speed, just can not ignore the situation that waveform is out of shape because of the influence of time constant that transmits, the transmission mistake becomes and takes place again and again.
In this consideration Fig. 7-read out instrument shown in Figure 9 is applicable to the situation in the system shown in Figure 10.Now the supposition elevator is with the operation of 1m/s speed, pulse of the every generation of speed detector, and the car 0.1mm that travels when then car advances 1m, has 10000 pulses to produce, the signal of 500 pulse/50ms of input in the input end (44) of Fig. 7.With 1 pulse is 1, the transfer rate of just essential 500/50ms.As mentioned above, promptly use the speed of 9600bps to transmit, also have only the transfer capability of 480/50ms, exist the problem that can only can not transmit data to other machine to these read out instrument transmission data.
In recent years, elevator is high speed day by day, and the pulse count that above-mentioned speed detector produced in the unit time is more and more, under the digital serial type of transmission that adopts the elevator distribution cable, becomes impossible with the demonstration of the such analog device of a plurality of pointer-type.
The present invention does for eliminating the problems referred to above just, and purpose is to obtain a kind of elevator display apparatus, even under the comparatively low-tach digital serial load mode that adopts the elevator distribution cable, also can show the running state of car with analog system.
A kind of elevator display apparatus of the present invention comprises array apparatus down:
(1) the car speed detecting device of detection car speed.
(2) device for detection of position of car body of the position of the above-mentioned car of detection.
(3) intermittently send the place's channel control unit that takes a lift of car speed and car position data by digital serial transmission lines.
(4) utilize up-to-date car speed that receives and car position data to insert computing, the display control unit of the running state of car is shown by the read out instrument of the place setting that takes a lift with simulating.
Another kind of elevator display apparatus of the present invention comprises array apparatus down:
(1) the car speed detecting device of detection car speed.
(2) device for detection of position of car body of the position of the above-mentioned car of detection.
(3) intermittently send the car channel control unit of car speed and car position data by digital serial transmission lines.
(4) utilize up-to-date car speed that receives and car position data to insert computing, the display control unit of the running state of car is shown by the read out instrument that is provided with in the car with simulating.
Elevator display apparatus of the present invention is in the time can not receiving the digital information of car speed and car position, insert computing with the latest data that has received, therefore, even receive the digital information of car speed and position off and on, also can carry out highly successional simulation and show.
Fig. 1 illustrates the elevator device that comprises the embodiment of the invention 1.
Fig. 2 illustrates the details at Fig. 1 X position.
Fig. 3 illustrates the transmission table of the embodiment of the invention 1.
Fig. 4 illustrates the transformat of the embodiment of the invention 1.
Fig. 5 is the diagram of circuit that shows the action of the embodiment of the invention 1.
Fig. 6 illustrates the variation that the embodiment of the invention 1 shows.
Fig. 7 is the block scheme of the frequency dividing circuit of existing elevator display apparatus.
Fig. 8 is the sequential chart of the action of existing elevator display apparatus.
Fig. 9 is the front elevation of existing elevator display apparatus.
Figure 10 illustrates the formation of existing elevator device.
Figure 11 illustrates the transmission table that adopts in the existing elevator device.
Below embodiments of the invention 1 are described with Fig. 1-Fig. 6.Fig. 1 illustrates the entire system of the read out instrument that adopts the embodiment of the invention 1.
Among Fig. 1, the interface 14 received pulse signal or the on-off signals of each control setup 4, car speed detecting device 15 produces pulse according to car speed, the 16th, winch, device for detection of position of car body 18 is located in the car 19, detects the position of car 19, produces detection signal.In addition, constitute a pair of detector switch with device for detection of position of car body 18 and be located in the access trunk with dull and stereotyped 20, the 21st, bob-weight, the 22nd, jackstay, the read out instrument 23 of present embodiment 1 is located in the car 19, and read out instrument 24 is located at the place that takes a lift, and the 25th, the floor at the place that takes a lift.
The signal that car speed detecting device 15 and device for detection of position of car body send is received by interface 14, by the operation management microcomputer 5 that receives these data, transmits microcomputer 7 via the place's of taking a lift transmission microcomputer 6 and car and is sent to read out instrument 23 and 24.Below be that example is elaborated with the read out instrument 24 at the place of taking a lift.
Fig. 2 illustrates the details at X position among Fig. 1.In read out instrument 24, be provided with read out instrument control microcomputer 31 and arranged a hundreds of LED, show the led array 26 of the running state of car 19 with flagpole pattern.The 27th, the minimum unit of display of led array 26 (supposes that the oblique line position is an illuminating state.In addition, should the minimum unit of display 27 be called 1 pixel).Car one side's read out instrument 23 is identical with one side's of place that takes a lift read out instrument 24 structures.
On the place's control station microcomputer 10 that takes a lift, connect common digital display 28, assignment key 29.That is, on digital serial transmission lines 8, the data of supplying with read out instrument 24 are arranged not only, also transmit the data of digital display 28, assignment key 29 and key indicator lamp.
Below, with reference to Fig. 3 and Fig. 4, illustrate that carrying out which kind of data serial on digital serial transmission lines 8 transmits.Fig. 3 is that the place of taking a lift transmits the table of microcomputer 6 to the data of place's control station microcomputer 10 and read out instrument control microcomputer 31 transmission that take a lift.Wherein, D01, D02 send the initial order that the expression transmission cycle begins, and D07-Dn is used to the assignment key that the place of taking a lift transmits microcomputer 6 each floor of inquiry.Part shown in the SYNC transmits main frame 6 and obtains synchronous synchronizing signal with extension set 10,31.A transmission cycle is 50ms.The data that the read out instrument of the embodiment of the invention 1 relates to are transmitted by these 4 bytes of D03-D06.
D03-D06 transmits with a kind of data in each cycle, but as shown in Figure 4, each cycle is rotating and transmitting 4 kinds of data.A-D class data are arranged, and category-A transmits the data that this read out instrument reaches common telltale.Category-B is that the data of using when selecting machine control microcomputer are set at the place of taking a lift, and the C class is a Room signal lamp data, and the D class is to transmit the data that Room signal lamp display mode is used.These four classes data can only transmit 1 class in each transmission cycle as shown in Figure 3.That is, if 4 class data all will transmit, then need the time in 4 cycles (200ms) at least.
Then, the display data that is transmitted in so long-time interval according to the process description of Fig. 5 is shown as flagpole pattern as high continuity simulation ground how with led array 26.The main processing and the timing interrupt handling during reaching (b), Fig. 5 (a) is shown respectively.The both is the program that is contained in the read out instrument control microcomputer 31, and the rising that cooperates car 19 is the situation that strip moves up with lighting of led array 26 and shows.
At first,, carry out initial setting,, wait for receiving serial transfer in step 51 for the UART of interior dress, timer, port etc. in step 50.And then, the various data of reception D0 to Dn, this and present embodiment do not have direct relation, thereby omit, and in step 52, all receive the data of 4 bytes of category-A of the energizing signal that shows as switching.
That is, by receiving car position data, begin to insert computing.For computing, data are deposited in the memory device of read out instrument control microcomputer 31 in step 53, then, read in display resolution value (X), that is what pixels a floor to show with in step 54.In addition, this display resolution value is pre-existing in the nonvolatile memory.
Read in the distance (L) (this data in advance exists in the nonvolatile memory) of a floor in step 55.In step 56, read in current elevator speed (V) from the category-A data D04 that receives.And then, read in D05, D06 in step 57, determine display direction and display mode, shown in step 58, like that, calculate each pixel of led array 26, best with the time variation of what seconds, that is calculate T(second/pixel), in step 59, T is set in timer.And then, at step 60 starting timer.
In the interrupt handling of timer, all up increase the pixel that led array is lighted in step 61 at every turn.In the category-A data, determine to make according to the direction signal of D05 rectangularly to change towards the top or change towards the below, and definite display mode (increasing lighting or extinguishing of pixel).Supposition transmits the data of " pixel of LED is lighted in increase " with D05, D06 in this diagram of circuit.
Fig. 6 is illustrated in how read out instrument is driven among the embodiment 1.Among Fig. 6, the longitudinal axis is represented the pixel number of lighting of LED, and transverse axis is represented the time of reception (t1-tn) of category-A data.Curvilinear heavy line is represented the variation of the read out instrument of embodiment 1, and stair-stepping fine line is only represented according to the situation of change that shows switching signal (t1-tn) and floor when determining that pixel is accelerated.Among Fig. 6,6 pixels are lighted shown in the oblique line portion, and as shown by arrows, between t4 and t5, this is the moment that does not receive digitalisation serial transfer data, but can show so continuously.
As previously mentioned, embodiments of the invention 1 purpose is to obtain a kind of read out instrument of car position, and adopting elevator cable to carry out in the elevator of low-tach digitalisation serial transfer, with less transfer circuit and conveying capacity, the high continuity of simulating shows.Therefore, said apparatus is configured under the place's of taking a lift transmission microcomputer 6,7 controls of car transmission microcomputer, transmit the position data and the speed data of car speed detecting device 15 and device for detection of position of car body 18 detected cars 19 by digitalisation serial transmission circuit 8,9, simultaneously, in read out instrument 23,24 1 sides, read out instrument control microcomputer 31 is set, in the gap of data sink, read out instrument control microcomputer 31 inserts computing according to up-to-date reception data, and that simulate, continuous demonstration is switched.Thereby can rely on the digitalisation serial transfer of low velocity, the high continuity of simulating shows.
In the above-described embodiments, represented to make led array 26 to be strip and changed up and down, still, also LED can be configured to circle-shapedly, resembled hour hands and LED is changed rotating.
In addition, display element has adopted LED, but also can play effect same with elements such as liquid crystal.
As mentioned above, according to the present invention, transmit the speed and the position data of car with digitalisation serial transmission mode, in the reception gap of above-mentioned data, insert computing by display control unit according to up-to-date reception data, switch and show, therefore can utilize the digitalisation serial transmission mode of low velocity, transmission is used for simulated high continuity data presented.Thereby can obtain cost low, quality goods sensation arranged, be easy to the elevator display apparatus that the cage operation situation is understood on intuition ground.
Claims (1)
1, a kind of elevator display apparatus comprises: the car speed detecting device that detects car speed; Detect the device for detection of position of car body of car position, it is characterized in that, further comprise: the place's transmission control unit that takes a lift that intermittently sends car speed and car position data by digitalisation serial transmission circuit; Up-to-date car speed and car position data that utilization receives are inserted computing, make the read out instrument simulation ground that is located at the place that takes a lift show the display control unit of cage operation state; Up-to-date car speed and car position data that utilization receives are inserted computing, make the read out instrument simulation ground that is located at the place that takes a lift show the display control unit of cage operation state.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20106692A JP3206967B2 (en) | 1992-07-28 | 1992-07-28 | Elevator display device |
| JP201066/92 | 1992-07-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1081995A CN1081995A (en) | 1994-02-16 |
| CN1029829C true CN1029829C (en) | 1995-09-27 |
Family
ID=16434820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN93107173A Expired - Fee Related CN1029829C (en) | 1992-07-28 | 1993-06-16 | Displaying apparatus of elevators |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3206967B2 (en) |
| KR (1) | KR970008275B1 (en) |
| CN (1) | CN1029829C (en) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH067660B2 (en) * | 1985-08-29 | 1994-01-26 | キヤノン株式会社 | Optical beam scanning device |
| KR100303015B1 (en) * | 1999-09-13 | 2001-11-07 | 장병우 | Terminus switch in elevator system |
| CN1302977C (en) * | 2002-04-12 | 2007-03-07 | 三菱电机株式会社 | Elevator display system and method |
| KR20040011622A (en) * | 2002-07-27 | 2004-02-11 | 권재현 | An odomater for elevator system |
| JP2006021847A (en) * | 2004-07-06 | 2006-01-26 | Toshiba Elevator Co Ltd | Elevator control device |
| JP5409921B2 (en) * | 2009-09-22 | 2014-02-05 | ノア テクノロジー シーオー． インク． | Elevator floor operation information notification / display device using acceleration sensor |
| CN101913520A (en) * | 2010-08-13 | 2010-12-15 | 广州永日电梯有限公司 | Return circuit detection method of elevator control cabinet |
| CN103538982B (en) * | 2013-11-01 | 2016-02-24 | 苏州德奥电梯有限公司 | A kind of escalator monitoring device |
| JP6269378B2 (en) * | 2014-08-01 | 2018-01-31 | 三菱電機株式会社 | Elevator operation status monitoring apparatus and elevator operation status monitoring method |
| JP6527117B2 (en) * | 2016-07-20 | 2019-06-05 | 株式会社日立製作所 | Elevator car position display device and car position display method |
| WO2019193718A1 (en) * | 2018-04-05 | 2019-10-10 | 三菱電機ビルテクノサービス株式会社 | Coordinated operation system for elevator and autonomous travel vehicle |
-
1992
- 1992-07-28 JP JP20106692A patent/JP3206967B2/en not_active Expired - Fee Related
-
1993
- 1993-06-16 CN CN93107173A patent/CN1029829C/en not_active Expired - Fee Related
- 1993-07-20 KR KR1019930013726A patent/KR970008275B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR940002156A (en) | 1994-02-16 |
| CN1081995A (en) | 1994-02-16 |
| JP3206967B2 (en) | 2001-09-10 |
| JPH0648664A (en) | 1994-02-22 |
| KR970008275B1 (en) | 1997-05-22 |
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| CF01 | Termination of patent right due to non-payment of annual fee |