CN1057503C - Method for controlling stop position of elevator cage - Google Patents
Method for controlling stop position of elevator cage Download PDFInfo
- Publication number
- CN1057503C CN1057503C CN95118525A CN95118525A CN1057503C CN 1057503 C CN1057503 C CN 1057503C CN 95118525 A CN95118525 A CN 95118525A CN 95118525 A CN95118525 A CN 95118525A CN 1057503 C CN1057503 C CN 1057503C
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- CN
- China
- Prior art keywords
- digital data
- data value
- substep
- reference value
- car
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- 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
- B66B1/00—Control systems of elevators in general
- B66B1/34—Details, e.g. call counting devices, data transmission from car to control system, devices giving information to the control system
- B66B1/36—Means for stopping the cars, cages, or skips at predetermined levels
- B66B1/40—Means for stopping the cars, cages, or skips at predetermined levels and for correct levelling at landings
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
- Elevator Control (AREA)
Abstract
An elevator cabin stop position control method which can control an elevator stop position more precisely consists of three steps. First step, when a location detection board is inserted among a plurality of luminescent components and optical receiving components according to the lifting operation of the elevator so as to judge weather the elevator is positioned in the range of one door region or not, predetermined amount of light is generated by turning on or off the luminescent components. Second step, the predetermined amount of light generated at the first step is converted. And third step, the elevator cabin stop position is controlled according to the comparison of the digital data outputted in the second step with one reference value preset.
Description
The present invention relates to the control method of stop position of elevator cage, the particularly a kind of improved method that can control stop position of elevator cage more accurately, when the position probing plate is inserted between the luminescent device of sensor and the light receiving element, the light that receives from luminescent device is converted to a digital value, control the stop position of car with thus obtained numerical value.
Referring to Fig. 1, the habitual control method of stop position of elevator cage comprises along the car 1 of the lifting/lowering passage lifting/lowering of elevator, be connected in the lifting/lowering passage position probing plate 2 on every layer the sidewall, be located at the sensor device that is used for detection position check-out console 23 on the desired location of car 1, and tail cable 7, be used for the voltage of sensor device 3 output is sent to input/output end port 6 on the mainboard that is located in the mechanical installation room 4.
Next the working process of the habitual control method of stop position of elevator cage will be described.
At first, in the time of within car is positioned at a predetermined door district, position probing plate 2 be in primary winding shown in Figure 23 ' and output primary 3 " between.When position probing plate 2 is in this midway location, position probing plate 2 has just constituted the magnetic metal body of a voltage transformer, and offer primary winding 3 ' exchange current sense output primary 3 " in, offer the input/output end port 6 of mainboard 5 then by tail cable 7.
Therefore, owing to sense the output primary 3 of sensor device 3 " voltage and position probing plate 2 proportional with length; when the voltage level of the input/output end port 6 that offers mainboard 5 reaches a maximum level; the central processing unit (not shown) just judges that car 1 has arrived the normal position, just stop car 1 subsequently and open elevator door.
Yet, this habitual control method of stop position of elevator cage has following shortcoming: when the voltage of the output primary of sensing sensor is sent to the input/output end port of mainboard by tail cable, because the phenomenon that voltage descends can appear in the change of voltage in the material character of tail cable and the adjacent building.In addition, owing to offer the variation of the exchange current of primary winding, also can not obtain more accurate car stop position.
Moreover, spended time is gone back in the control of car stop position, because need in the process of control car stop position the voltage transitions of input/output end port output is become digital value.
One of purpose of the present invention just provides a kind of control method of stop position of lift car, and it can overcome contained shortcoming in the habitual control method of stop position of elevator cage.
Another object of the present invention provides a kind of control method of improved stop position of elevator cage, when the position probing plate is between the luminescent device of sensor device and the light receiving element, the light that receives from luminescent device is converted to digital value, can control the stop position of elevator with thus obtained numerical value more accurately.
To achieve these goals, the invention provides a kind of control method of stop position of elevator cage, it may further comprise the steps, the first step, when the position probing plate is inserted between a plurality of luminescent devices and a plurality of light receiving element according to the operation of the lifting/lowering of lift car, judge whether lift car is in the door district, and produce the light of predetermined quantity by the luminescent device of opening/turn-off sensor device; Second step was that the light of the predetermined quantity of luminescent device by being inserted in sensor device and the position probing plate between the light receiving element in the first step is changed; And the 3rd the step be that digital data value and a predefined reference value in second step are compared, and control the stop position of lift car according to the result of comparison.
Fig. 1 is a structural plan figure of the elevator habitually practised.
Fig. 2 is when an elevator is positioned at door district shown in Figure 1, the scheme drawing of sensor device and position probing plate.
Fig. 3 A is the transparent view of a kind of sensor device structure of the present invention.
Fig. 3 B is the planar view of sensor device structure of the present invention.
Fig. 3 C is the front elevation of sensor device structure of the present invention.
Fig. 4 is the scheme drawing of position probing plate of the present invention.
Fig. 5 is the diagram of circuit of stop position of elevator cage control method of the present invention.
Referring to Fig. 5, stop position of elevator cage control method of the present invention may further comprise the steps, the first step comprises a substep S1, be used for when the position check-out console is inserted between the luminescent device of sensor device and the light receiving element, judging whether car is positioned within the predetermined door district, also has a substep S2, be used to open a plurality of luminescent devices, second step was to receive the light in the first step and convert thereof into digital data, the 3rd step was the digital data that received for second step, data and predefined reference value are compared, and control the stop position of car according to result relatively.
Comprise first substep, second substep and the 3rd substep in the 3rd step.
Specifically, first substep is to receive the digital data of being changed by S3 and make comparison, judges that whether first digital data value of being exported by the light receiving element of upper sensor is greater than reference value " 1 ".In second substep, when first digital data value during greater than " 1 ", just judge that car is in one and is higher than entopic desired location, and car is descended at S6, return first substep then, when first digital data value is equal to or less than " 1 ", just compare second digital data value of the light receiving element output of a lower sensor at S7, judge that whether it is greater than " 1 ".In the 3rd substep, when second digital data value during greater than " 1 ", just judge that car is in one and is lower than entopic desired location, and car is risen at S8, return first substep and second substep then, and when second digital data value is equal to or less than " 1 ", just compares first digital data value at S9 and whether equal " 1 ".In the 4th substep, when first digital data value is not equal to " 1 ", just repeat first substep to the, three substeps, and when first digital data value equals " 1 ", just second digital data value and " 1 " are compared at S10.In the 5th substep, when second digital data value is not equal to " 1 ", just return first substep to the, four substeps, and just judge that when second digital data equals " 1 " car is in the normal position, and stop car at S11, open the door at S13, and open before this/turn-off luminescent device.
The working process of car stop position control method of the present invention below will be described.
At first, when position probing plate 2 be inserted into sensor device 3 among Fig. 3 A with the luminescent device of distance " L " expression and light receiving element between the time, the central processing unit (not shown) that is located on the mainboard 5 just judges that according to the encoded radio of the motor (not shown) of each story height of correspondence this car is in S1 within the district.
This encoded radio can change owing to the prolongation of cable, and forms error in substep S1 in central processor unit.
Therefore, in order to compensate this error, the practice of the present invention is to open/turn-off luminescent device 9.
Along with the opening/turn-off of luminescent device 9, form a plurality of light from 8 upper sensor 11 and 8 lower sensors 12 of luminescent device 9, shown in Fig. 3 A and 3C.
Like this, the a plurality of light that send from the upper sensor 11 and the lower sensor 12 of the luminescent device 9 just hole of the upper and lower by being located at position probing plate 2 are sent to the upper sensor 13 and the lower sensor 14 of light receiving element 10, described hole is arranged in different row, and the hole count difference in every row.
Then, at the digital data value of S5 central processing unit, judge that whether it is greater than reference value " 1 " for upper sensor 13 outputs of the light receiving element 10 shown in Fig. 3 A.
As a result, when first digital data value during greater than " 1 ", central processing unit just judges that car 1 is in one and is higher than entopic desired location, car is descended, and return substep S5.
Simultaneously, be equal to or less than " 1 ", just compare second digital data value of lower sensor 14 outputs in the light receiving element, judge that whether it is greater than reference value " 1 " in the S7 central processing unit if comparative result demonstrates first digital data value.
Result as a comparison, if second digital data value greater than " 1 ", central processing unit just judges that car is in one and is lower than entopic desired location, car 1 is risen, and return substep S5 by S8.
Simultaneously, the result if second digital data value is equal to or less than " 1 ", just compares first digital data value in the S9 central processing unit as a comparison, judges whether it equals " 1 ".
According to result relatively, when first digital data value was not equal to " 1 ", central processing unit was just carried out substep S4, and when first digital data value equaled " 1 ", central processing unit just compared second digital data value, judged whether it equals " 1 ".
According to comparative result,, just carry out substep S5 to S10 in order if second digital data value is not equal to " 1 ".If second digital data value equals " 1 ", just judge that in the S11 central processing unit car 1 is in the normal position, just stop car 1 this moment, opens/turn-off luminescent device 9 at S12, and open elevator door at S13.
As mentioned above, the control method of stop position of elevator cage of the present invention is by opening/turn-off luminescent device when the position probing plate that is provided with a plurality of holes is inserted between luminescent device and the light receiving element, and the light that sends by the hole on the position probing plate is changed, thereby can adopt digital value to come more accurately to control the stop position of lift car, overcome contained shortcoming in the habitual control method of stop position of elevator cage.
Claims (5)
1, a kind of control method of stop position of elevator cage is characterized in that it may further comprise the steps:
The first step, the position probing plate is inserted between a plurality of luminescent devices and a plurality of light receiving element according to the lifting/lowering operation of lift car, judge whether described lift car is within the district, and produce the light of predetermined quantity by the above-mentioned luminescent device of opening/turn-off a sensor device;
Second step was that the light to the described predetermined quantity of luminescent device by being inserted in sensor device and the described position probing plate between the light receiving element in the described first step converts digital data value to; And
In the 3rd step, digital data value and a predefined reference value in described second step are compared, and control the stop position of lift car according to result relatively.
2, in accordance with the method for claim 1, it is characterized in that only the sending by upper sensor and lower sensor respectively of the predetermined quantity in the described first step.
3, in accordance with the method for claim 1, it is characterized in that the light of described predetermined quantity sends to the upper sensor and the lower sensor of described light receiving element by the hole, described hole is arranged in different row, and the hole count difference in every row, obtains described digital data value thus.
4, in accordance with the method for claim 1, it is characterized in that described the 3rd step comprises following substep:
First substep is the described digital data value of reception and compares, and judges that whether first digital data value of being exported by described upper sensor is greater than a reference value;
Second substep, when described first digital data value during greater than described reference value, just judge that car is positioned at one and is higher than entopic desired location, and car is descended, and repeat described first substep, if described first digital data value is equal to or less than described reference value, just second digital data value to described lower sensor output compares, and judges that whether it is greater than described reference value;
The 3rd substep, when described second digital data value during greater than described reference value, just judge that car is positioned at one and is lower than entopic desired location, car is risen, and repeat described first and second substeps, and when described second digital data value was equal to or less than described reference value, just more described first digital data value judged that whether it is greater than described reference value;
The 4th substep, if described first digital data value is not equal to described reference value, just repeat the described first and the 3rd substep, and when described first digital data value equals described reference value, just more described second digital data value judges that whether it is greater than described reference value; And
The 5th substep if described second digital data value is not equal to described reference value, just repeats described first to fourth substep, and when described second digital data value equals described reference value, just judges that car is in normal position, and stop car.
5, in accordance with the method for claim 1, it is characterized in that the described digital data value by described the 3rd step output is to obtain with parallel form by described second step.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019940028526A KR970008274B1 (en) | 1994-11-01 | 1994-11-01 | Elevator stop position control method |
KR28526/94 | 1994-11-01 | ||
KR28526/1994 | 1994-11-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1130591A CN1130591A (en) | 1996-09-11 |
CN1057503C true CN1057503C (en) | 2000-10-18 |
Family
ID=19396834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN95118525A Expired - Fee Related CN1057503C (en) | 1994-11-01 | 1995-10-31 | Method for controlling stop position of elevator cage |
Country Status (4)
Country | Link |
---|---|
KR (1) | KR970008274B1 (en) |
CN (1) | CN1057503C (en) |
MY (1) | MY116380A (en) |
SG (1) | SG41946A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4416811B2 (en) * | 2007-07-30 | 2010-02-17 | 株式会社日立製作所 | Elevator with landing control device |
JP2012066901A (en) * | 2010-09-22 | 2012-04-05 | Toshiba Elevator Co Ltd | Elevator landing device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1004246B (en) * | 1984-10-30 | 1989-05-17 | 格特电信公司 | Modifications of shunted type directional coupler |
CN1008271B (en) * | 1987-07-09 | 1990-06-06 | 三菱电机株式会社 | Controlling apparatus of elevator |
-
1994
- 1994-11-01 KR KR1019940028526A patent/KR970008274B1/en not_active IP Right Cessation
-
1995
- 1995-10-25 MY MYPI95003204A patent/MY116380A/en unknown
- 1995-10-30 SG SG1995001678A patent/SG41946A1/en unknown
- 1995-10-31 CN CN95118525A patent/CN1057503C/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1004246B (en) * | 1984-10-30 | 1989-05-17 | 格特电信公司 | Modifications of shunted type directional coupler |
CN1008271B (en) * | 1987-07-09 | 1990-06-06 | 三菱电机株式会社 | Controlling apparatus of elevator |
Also Published As
Publication number | Publication date |
---|---|
CN1130591A (en) | 1996-09-11 |
KR960017492A (en) | 1996-06-17 |
SG41946A1 (en) | 1997-08-15 |
KR970008274B1 (en) | 1997-05-22 |
MY116380A (en) | 2004-01-31 |
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C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LG·OYIS ELEVATOR CO., LTD. Free format text: FORMER OWNER: LG ELECTROGENESIS CO., LTD. Effective date: 20010730 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20010730 Patentee after: LG OYIS Elevator Co., Ltd. Patentee before: LG Industrial Systems Co., Ltd. |
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C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |