CN1799979A - Elevator position detecting device - Google Patents
Elevator position detecting device Download PDFInfo
- Publication number
- CN1799979A CN1799979A CN 200610051387 CN200610051387A CN1799979A CN 1799979 A CN1799979 A CN 1799979A CN 200610051387 CN200610051387 CN 200610051387 CN 200610051387 A CN200610051387 A CN 200610051387A CN 1799979 A CN1799979 A CN 1799979A
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- shield
- lift car
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- elevator
- electronic pickup
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Abstract
To provide an elevator position detector capable of detecting the position of an cage without requiring any long member. In the elevator position detector to output the position signal of a cage 2 elevating/lowering in a hoistway 1 to a terminating floor forcible deceleration means to forcibly stop the cage 2 brought close to a terminating floor, a photoelectric sensor PS to irradiate a plurality of optical axes is installed in the cage 2, a plurality of blocking plates S1-S6 having a plurality of cutouts formed therein are arranged at the predetermined position facing the photoelectric sensor PS along the elevating/lowering direction of the cage 2 while changing the shapes of the cutouts, and a detection means to detect the position of the cage by storing/determining the order of blocking the plurality of optical axes when the photoelectric sensor PS passes through the blocking plates S1-S6.
Description
Technical field
The present invention relates to a kind of position detecting device of elevator, whether this position detecting device can detect the lift car of lifting in elevator lifting channel near terminal floor.
Background technology
Conventional art as this kind device, for example patent documentation 1 is disclosed such, many double-type light-emitting devicies of row and optical pickup apparatus are set in lift car, and on the assigned position in hoist trunk shield is set, make this shield by between described light-emitting device and the optical pickup apparatus, the output signal when interdicting a plurality of double-type described light-emitting devicies and described optical pickup apparatus according to described shield detects the position of described lift car.
Patent documentation 1: the spy opens 2000-34070 communique (paragraph numbering 0011～0013)
; in described traditional elevator position detector; because the shield of specified length size is arranged in the hoist trunk; with detect send to optical pickup apparatus from light-emitting device emission light by this shield blocking specified time the position detection signal when above; so exist when the rising or falling speed of lift car is accelerated; for the time that emission light is interdicted by this shield is remained on more than the specified time, just must increase the problem of shield length.
Summary of the invention
In order to achieve the above object, in elevator position detector of the present invention, will be in elevator lifting channel the position signal of the lift car of the lifting lift car that outputs to butt joint proximal end floor carry out in the terminal floor forced reduction apparatus of forced brake, wherein, the opto-electronic pickup of a plurality of optical axises of irradiation is set on described lift car, and in described hoist trunk, on the position relative with described opto-electronic pickup, lifting direction along described lift car, the mutually different shield of shape that many rows are formed with a plurality of breach and breach is set, and has detector, this detector is by storage and described a plurality of optical axises are interdicted when judging described opto-electronic pickup by described shield order, to detect the position of described lift car.
In the present invention with structure like this, when the lift car lifting, when the opto-electronic pickup on being arranged on this lift car passes through shield, owing to be provided with breach on the shield, so blocking of the regulation optical axis crested plate in a plurality of optical axises of opto-electronic pickup, thereby the result who detects is OFF, and other optical axis is not interdicted owing to the cause of breach, so the result who detects is ON.The ON of these a plurality of optical axises and OFF state are the shapes with breach, it is the cooresponding intrinsic attribute of shape of shield, so by detecting device storage and the order of being interdicted of a plurality of optical axises when judging, can detect the residing position of lift car by shield.So, owing to can detect the position of lift car according to the conversion of the output signal of opto-electronic pickup when having the shield of breach, so, compare with conventional art, can shorten the length dimension of shield.
(invention effect)
In the present invention, owing to do not need to be provided with the position that the long shield of length just can detect lift car, so the operating efficiency in the time of can improving the device installation exercise can also be conveniently used in the elevator of the limited for example machine House-less of the interior installation space of hoist trunk simultaneously.
Description of drawings
Fig. 1 is the front elevation of a form of implementation of expression elevator position detector of the present invention.
Fig. 2 is the front elevation of the opto-electronic pickup of expression position detecting device.
Fig. 3 is the front elevation of the shield of expression position detecting device.
Fig. 4 is the block scheme of the detector of expression position detecting device.
The instruction diagram of the output signal when Fig. 5 passes through shield for the expression opto-electronic pickup.
Among the figure: 1-hoist trunk, 2-lift car, 10-sequential storage circuit, 11-position detecting circuit, 12-output circuit, PS-opto-electronic pickup, S1～S6-shield, ST1～ST3-light radiating portion, SR1～SR3-light receiving part.
The specific embodiment
Followingly describe with reference to the form of implementation of accompanying drawing to elevator position detector of the present invention.
Fig. 1 is the front elevation of a form of implementation of expression elevator position detector of the present invention, Fig. 2 is the front elevation of the opto-electronic pickup of expression position detecting device, Fig. 3 is the front elevation of the shield of expression position detecting device, Fig. 4 is the block scheme of the detector of expression position detecting device, the instruction diagram of the output signal when Fig. 5 passes through shield for the expression opto-electronic pickup.
As shown in Figure 1, the position detecting device of this form of implementation is arranged at the top of the lift car 2 of lifting in hoist trunk 1, has the opto-electronic pickup PS of a plurality of optical axises of emission.In addition, opto-electronic pickup PS as shown in Figure 2, its shape is the コ font, is made of the light radiating portion ST3 of the light radiating portion ST1 of emission optical axis PS1, the light receiving part SR1 that can receive this optical axis PS1, the light radiating portion ST2 of emission optical axis PS2, the light receiving part SR2 that can receive this optical axis PS2, emission optical axis PS3 and the light receiving part SR3 that can receive this optical axis PS3.
And, in hoist trunk 1, on the position of the regulation relative with opto-electronic pickup PS, lifting direction along lift car 2, the mutually different shield S1 of shape, S2, S3, S4, S5 and S6 that many rows are formed with a plurality of breach and breach are set, promptly are provided with three rows respectively in lowest floor side and uppermost storey side.And, shield S1～S6 is along with lift car 2 liftings, and from the コ font breach of opto-electronic pickup PS, pass through, and the right side part of shield S1～S6 is relative with optical axis PS1, the centre portion of shield S1～S6 is relative with optical axis PS2, and the left part of shield S1～S6 is relative with optical axis PS3.
In addition, as shown in Figure 3, the shape of shield S1～S3 has nothing in common with each other, and the shape of the shield S1 on the shape that is arranged on the shield S4 on the uppermost position of uppermost storey side and the lower position that is arranged on the lowest floor side is reverse each other, and the shape of the shield S2 on the shape that is arranged on the shield S5 on the midway location of uppermost storey side and the midway location that is arranged on the lowest floor side is reverse each other, and the shape of the shield S3 on the shape that is arranged on the shield S6 on the lower position of uppermost storey side and the uppermost position that is arranged on the lowest floor side is reverse each other.
In addition, as shown in Figure 4, the order that position detecting device has by storage and optical axis PS1～PS3 is interdicted when judging opto-electronic pickup PS by shield S1～S6, to detect the detector of lift car 2 positions, for example have: the output signal of the output signal order of the storage in advance of the optical axis PS1～PS3 to opto-electronic pickup PS during by shield S1～S3 and the opto-electronic pickup PS reality optical axis PS1～PS3 during by shield S1～S3 compares the sequential storage circuit 10 of output position information when both are consistent in proper order; The location information of sequential storage circuit 10 outputs and the location information of storage are in advance compared to determine the position detecting circuit 11 of position; And will send to the output circuit 12 of elevator from the location information of position testing circuit 11.
Below, to be example describe the position probing of lift car 2 output signal with opto-electronic pickup PS during by shield S3 in proper order.
For example when lift car 2 from middle floor when lowest floor is travelled because optical axis PS1～PS3 of opto-electronic pickup PS do not interdicted, thus with optical axis PS1～PS3 output signal related all be ON, ON, ON shown in Fig. 5 (Z).When passing through the position a of shield PS3 when lift car 2 continuation declines, optical axis PS2 is interdicted, and other optical axis PS1 and optical axis PS3 are not interdicted because of passing breach, therefore, are depicted as ON, OFF, ON with optical axis PS1～PS3 output signal related such as Fig. 5 (A).Then, when passing through the position b of shield PS3 when lift car 2 further declines, optical axis PS2 and optical axis PS3 are interdicted, and other optical axis PS1 is not interdicted because of passing breach, therefore, be depicted as ON, OFF, OFF with optical axis PS1～PS3 output signal related such as Fig. 5 (B).And, when passing through the position c of shield PS3 when lift car 2 continuation declines, optical axis PS1, optical axis PS2 and the whole crested plate of optical axis PS3 S3 blocking, therefore, with optical axis PS1～PS3 output signal related all be OFF, OFF, OFF shown in Fig. 5 (C).
At this moment, sequential storage circuit 10 by the storage in advance of the optical axis PS1～PS3 during by shield S3 to opto-electronic pickup PS the output signal order and the output signal of this optical axis PS1～PS3 during by shield S3 of opto-electronic pickup PS compare in proper order, when judging that both are consistent, export location information to position detecting circuit 11, these position detecting circuit 11 location information, promptly above-mentioned " ON; ON; ON ", " ON; OFF; ON ", " ON; OFF; OFF ", and the conversion of " OFF; OFF; OFF " these output signals, compare with the location information of storage in advance, judge that this location information that receives is consistent with shield S3, and when lift car 2 descends, passed through shield 3.This location information outputs to the elevator side through output circuit 12, and the lift car 2 that promptly is output to butt joint proximal end floor carries out in the terminal floor forced reduction apparatus of mandatory braking.And, other shield S1, S2, S4, S5 and S6 is also identical with above-mentioned S3, the output signal of the output signal order of the storage in advance by the optical axis PS1～PS3 during by shield S1, S2, S4, S5 and S6 to opto-electronic pickup PS optical axis PS1～PS3 during by shield S1, S2, S4, S5 and S6 with opto-electronic pickup PS reality compares in proper order and judges, to detect the position of lift car 2.
According to this form of implementation, the conversion of the output signal during according to the shield S1 of opto-electronic pickup PS by having breach～S3 detects the position of lift car, so do not need to be provided with the position that the long shield of length just can detect lift car 2, therefore, operating efficiency when can modifying device installing can also be conveniently used in the elevator of the limited for example machine House-less of installation space in the hoist trunk simultaneously.In addition, by the shape of the shield S4～S6 of uppermost storey side and the shape that is arranged on the shield S1～S3 of lowest floor side are arranged to the intermediate floor is the symmetric shape in axle center, so can detect the position of the lift car 2 of uppermost storey side and lowest floor side respectively with identical theory, and, do not need to be provided with other lift car rotation direction detecting device, just can detect lift car 2 is to travel at the terminad floor, still sails to the intermediate floor skidding.
And, though in this form of implementation, as shown in Figure 5, the situation that minute three phases is obtained the location information of position a～c is described, but,, can obtain the location information in five stages by opto-electronic pickup PS at each shield according to the shape of above-mentioned shield S1～S6.In addition, in above-mentioned form of implementation, optical axis to opto-electronic pickup PS is set to three, and at every shield, the situation of dividing three phases to obtain location information is described, but the present invention is not limited to this, can increase the check point of lift car traveling-position by at least one side in the location information amount detection that increases optical axis quantity and each shield.
Claims (2)
1. the position detecting device of an elevator, will be in elevator lifting channel the position signal of the lift car of lifting output to and allow in the terminal floor forced reduction apparatus of forcing to stop near the lift car of terminal floor, it is characterized in that,
The opto-electronic pickup of a plurality of optical axises of irradiation is set on described lift car, and in described hoist trunk, on the position relative with described opto-electronic pickup, lifting direction along described lift car, the mutually different shield of shape that many rows are formed with a plurality of breach and breach is set, and have detector, this detector is by storage and described a plurality of optical axises are interdicted when judging described opto-electronic pickup by described shield order, to detect the position of described lift car.
2. the position detecting device of elevator as claimed in claim 1, it is characterized in that, by being that the axle center is arranged on identical shaped described shield respectively on the assigned position of uppermost storey side and lowest floor side symmetrically with the intermediate floor, so that can judge the lifting direction of described lift car.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005000646A JP4485960B2 (en) | 2005-01-05 | 2005-01-05 | Elevator position detection device |
| JP2005000646 | 2005-01-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1799979A true CN1799979A (en) | 2006-07-12 |
| CN100515900C CN100515900C (en) | 2009-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100513879A Active CN100515900C (en) | 2005-01-05 | 2006-01-04 | Elevator position detecting device |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4485960B2 (en) |
| CN (1) | CN100515900C (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817468A (en) * | 2009-02-27 | 2010-09-01 | 株式会社日立制作所 | Elevator with position detecting device |
| CN102009883A (en) * | 2010-12-22 | 2011-04-13 | 日立电梯（中国）有限公司 | Position detector for elevator cage |
| CN101570296B (en) * | 2008-04-30 | 2011-08-03 | 株式会社日立制作所 | Stop position detection device for elevator |
| CN101610964B (en) * | 2007-03-20 | 2012-01-04 | 株式会社日立制作所 | Safety system of elevator |
| CN101618818B (en) * | 2008-06-30 | 2012-01-11 | 株式会社日立制作所 | Elevator and position detection apparatus thereof |
| CN102530666A (en) * | 2010-12-27 | 2012-07-04 | 株式会社日立制作所 | Elevator equipment |
| CN102556791A (en) * | 2010-12-14 | 2012-07-11 | 株式会社日立制作所 | Position detection apparatus for elevator car |
| CN104058308A (en) * | 2013-03-22 | 2014-09-24 | 上海申菱电梯配件有限公司 | Induction type information acquisition and processing device and floor indication and control system |
| CN105314483A (en) * | 2014-06-13 | 2016-02-10 | 株式会社日立建筑系统 | Operation determination tool of position detection device |
| CN108726297A (en) * | 2017-04-14 | 2018-11-02 | 上海三菱电梯有限公司 | Elevator landing detection device |
| CN110436312A (en) * | 2019-08-02 | 2019-11-12 | 杭州美时美刻物联网科技有限公司 | A kind of logistics transportation system |
| CN110498266A (en) * | 2019-09-26 | 2019-11-26 | 合肥泰禾光电科技股份有限公司 | Height follows adjustment system and handling method |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5094657B2 (en) * | 2008-09-19 | 2012-12-12 | 株式会社日立製作所 | Elevator position detection device |
| JP2011102163A (en) * | 2009-11-10 | 2011-05-26 | Hitachi Ltd | Elevator system and control method for the same |
| JP6531409B2 (en) * | 2015-02-03 | 2019-06-19 | フジテック株式会社 | Elevator equipment |
| JP6464843B2 (en) * | 2015-03-16 | 2019-02-06 | フジテック株式会社 | Elevator equipment |
| CN106744135B (en) * | 2017-03-28 | 2019-02-26 | 日立楼宇技术（广州）有限公司 | Elevator staggered floor means for correcting and bearing calibration |
-
2005
- 2005-01-05 JP JP2005000646A patent/JP4485960B2/en active Active
-
2006
- 2006-01-04 CN CNB2006100513879A patent/CN100515900C/en active Active
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101610964B (en) * | 2007-03-20 | 2012-01-04 | 株式会社日立制作所 | Safety system of elevator |
| CN101570296B (en) * | 2008-04-30 | 2011-08-03 | 株式会社日立制作所 | Stop position detection device for elevator |
| CN101618818B (en) * | 2008-06-30 | 2012-01-11 | 株式会社日立制作所 | Elevator and position detection apparatus thereof |
| CN101817468B (en) * | 2009-02-27 | 2012-11-28 | 株式会社日立制作所 | Elevator with position detecting device |
| CN101817468A (en) * | 2009-02-27 | 2010-09-01 | 株式会社日立制作所 | Elevator with position detecting device |
| CN102556791B (en) * | 2010-12-14 | 2015-06-17 | 株式会社日立制作所 | Position detection apparatus for elevator car |
| CN102556791A (en) * | 2010-12-14 | 2012-07-11 | 株式会社日立制作所 | Position detection apparatus for elevator car |
| CN102009883B (en) * | 2010-12-22 | 2012-12-26 | 日立电梯（中国）有限公司 | Position detector for elevator cage |
| CN102009883A (en) * | 2010-12-22 | 2011-04-13 | 日立电梯（中国）有限公司 | Position detector for elevator cage |
| CN102530666A (en) * | 2010-12-27 | 2012-07-04 | 株式会社日立制作所 | Elevator equipment |
| CN104058308A (en) * | 2013-03-22 | 2014-09-24 | 上海申菱电梯配件有限公司 | Induction type information acquisition and processing device and floor indication and control system |
| CN104058308B (en) * | 2013-03-22 | 2016-05-25 | 上海申菱电梯配件有限公司 | Induction type Information Collecting & Processing device and floor instruction control system |
| CN105314483A (en) * | 2014-06-13 | 2016-02-10 | 株式会社日立建筑系统 | Operation determination tool of position detection device |
| CN105314483B (en) * | 2014-06-13 | 2017-12-15 | 株式会社日立建筑系统 | The confirming operation tool of position detecting device |
| CN108726297A (en) * | 2017-04-14 | 2018-11-02 | 上海三菱电梯有限公司 | Elevator landing detection device |
| CN108726297B (en) * | 2017-04-14 | 2020-09-22 | 上海三菱电梯有限公司 | Elevator flat bed detection device |
| CN110436312A (en) * | 2019-08-02 | 2019-11-12 | 杭州美时美刻物联网科技有限公司 | A kind of logistics transportation system |
| CN110498266A (en) * | 2019-09-26 | 2019-11-26 | 合肥泰禾光电科技股份有限公司 | Height follows adjustment system and handling method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100515900C (en) | 2009-07-22 |
| JP2006188319A (en) | 2006-07-20 |
| JP4485960B2 (en) | 2010-06-23 |
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