CN203419651U - Floor indicating device and floor indicating control system - Google Patents
Floor indicating device and floor indicating control system Download PDFInfo
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- CN203419651U CN203419651U CN201320354388.6U CN201320354388U CN203419651U CN 203419651 U CN203419651 U CN 203419651U CN 201320354388 U CN201320354388 U CN 201320354388U CN 203419651 U CN203419651 U CN 203419651U
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Abstract
The utility model relates to a floor indicating device and a floor indicating control system. The floor indicating device and the floor indicating control system have the on-line error-correction function and can accurately reflect the physical location of a lift car of an elevator when the elevator is in the operation state. The floor indicating device is characterized by comprising a floor indicator, a device communication part, a rotation corresponding amount obtaining part, a rotation part, a control part and a sensor. The floor indicator comprises a display disc and an pointer, the device communication part receives information sent by a floor indicating control device, the rotation corresponding amount obtaining part is used for obtaining the rotation corresponding amount according to moving layer difference information, the rotation part enables the pointer to conduct simulation rotation according to the rotation corresponding amount and the moving direction information, the control part is at least provided with a preset floor number in advance, and the sensor is arranged on the display disc. When the sensing pointer is located in the floor identification pointing position corresponding to the preset floor number, pointing signals of the pointer are obtained. When the control part receives the pointing signals, the rotation part is controlled o stop rotating, and the sensing moving layer difference information is obtained according to the preset floor number and the arrival floor number.
Description
Technical field
The utility model relates to a kind of floor indicating device and floor indication control system with online deviation-correcting function and reflects exactly elevator residing physical location of its cab when running state.
Background technology
The central team control that the development that elevator is controlled develops into today from initial simple elevating function is processed.The floor indicating device of early stage elevator is by gear combination transmission, so be to take pointer-type as representational device substantially.Along with the digitized development of apparatus for controlling elevator, sound, optical, electrical utilization have heartily performed to ultimate attainment, and floor indicating device also develops into the omnibearing deixises such as tool statistics have shown, auditory tone cues.
When people are experiencing modernization achievement, simple before going out toward again, practical, the succinct traditional pointer floor indicating device of lines.But elevator, in the high-tech stage of having developed into digitalisation center-control disposal system at present, is difficult to simply by pure mechanical device, simulate the physical location of the elevator under Digital Control.
In addition, pointer-type floor indicating device is owing to existing mechanical clearance or digital signal control system to reasons such as dropouts in pointer floor indicating device transmission signal process by gear assembled structure transmission, can cause pointer indicating position generation deviation, pointer floor indication suzerain cannot accurately realize indication of floors.
In this case, how not only to solve the problem that modern digital signal control system and old-fashioned pointer floor indicating device are combined, and need to solve the problem of the pointer indicating position generation deviation that pointer floor indicating device causes due to different reasons.
Utility model content
The purpose of this utility model is, provides a kind of floor indicating device and floor indication control system thereof with online deviation-correcting function, to overcome the existing above-mentioned shortcoming and defect of prior art.
< structure 1>
The utility model provides a kind of and is connected and is arranged on every one deck elevator lobby with the floor indication control convenience of floor indication control use, the floor indicating device that is used to indicate elevator floor, has such feature: comprise and show the floor indicating device that the clock type display panel of floor identification and the formula of doing back and forth rotate to inform the pointer of user's lift car physical location on display panel; The indication elevator cage follow number of floor levels that acceptance is sent from floor indication control convenience moves to the device communication section that the moving direction information of arrival floor number, the poor information of original mobile layer and arrival floor are counted information; According to the poor information of original mobile layer, obtain as making the rotation corresponding amount obtaining section of the original rotation corresponding amount that pointer rotates; The rotation section that makes pointer start to carry out analog rotation from the sensing position of the corresponding floor identification of with number of floor levels according to original rotation corresponding amount and moving direction information; At least preset the control part of predetermined number of floor levels; And be arranged on the sensor on display panel, when induction pointer is when the floor identification corresponding with predetermined number of floor levels pointed to position, obtain the directional signal of pointer; When control part receives directional signal, control rotation section and stop operating, and obtain the poor information of induction mobile layer according to predetermined number of floor levels and arrival floor number; Rotating corresponding amount obtaining section also obtains as making the induction that pointer rotates rotate corresponding amount according to the poor information of induction mobile layer; Rotation section also stops operating according to the control of control part, also according to induction, rotates corresponding amount and makes pointer start to carry out the analog sensing position that turns to the floor identification corresponding with arrival floor number from the sensing position of the floor identification corresponding with predetermined number of floor levels with moving direction information.
In addition, the floor indicating device that the utility model provides can also have such feature: sensor is trough type photoelectric sensor.
In addition, the floor indicating device that the utility model provides can also have such feature: rotate corresponding amount obtaining section and have a corresponding table of the poor information of mobile layer, store the corresponding relation of the poor information of mobile layer and pulse count in the corresponding table of the poor information of this mobile layer; Rotation corresponding amount is pulse count, and rotation section has according to the impulse deviser of pulse count pulsing; And drive pointer to complete the drive division of rotation according to pulse and moving direction information.
In addition, the floor indicating device that the utility model provides can also have such feature: drive division has the transmission component being connected with pointer; And with the drive member that drives transmission component, drive member draws driving direction, according to pulse, draws corresponding driving amount according to moving direction information, and drives transmission component according to driving direction and driving amount, thereby makes pointer complete rotation.
In addition, the floor indicating device that the utility model provides can also have such feature: drive member is a kind of motor in stepping motor and stroke motor, and transmission component is speed-changing gear box, and driving amount is stroke step number.
In addition, the floor indicating device that the utility model provides can also have such feature: drive member is a kind of motor in linear motor and common motor, and transmission component is speed-changing gear box, and driving amount is running number of times.
In addition, the floor indicating device that the utility model provides can also have such feature: the position corresponding to floor identification on display panel is also provided with arrival indicator lamp, in pointed, lights when arriving the corresponding floor identification of layer.
Further, the floor indicating device that the utility model provides can also have such feature: also comprise sound instruction unit, when lift car is about to arrive the number of plies, sound instruction unit sounds to remind the arrival number of plies of the elevator for people car arrival of taking lift car and need to taking lift car.
< structure 2>
The utility model also provides a kind of floor indication control system, has such feature: comprise from the BA interface of elevator control processor and receive the floor indication control convenience that moving direction information, the poor information of original mobile layer and arrival floor are counted information; And be connected with floor indication control convenience, be separately positioned on a plurality of floor indicating devices on every one deck elevator lobby, wherein, floor indicating device has any one feature in the feature of above-mentioned floor indicating device.
Utility model effect and effect
According to floor indication control system of the present utility model, because floor indicating device is accepted the signal sending from floor indication control convenience, drive pointer correspondingly to rotate according to this information, and when the corresponding floor identification of the predetermined number of floor levels of pointed, floor indicating device is usingd predetermined number of floor levels and is again driven pointer correspondingly to rotate as the number of floor levels that sets out, so this floor indication control system has the clock type dial plate of the effect directly perceived of tradition machinery, pointer rotation is continous way, pointer rotates transition, when elevator faults, pointer is retained in last sensing position, can as digital indicator, there is no floor demonstration, judge information the most rapidly of elevator cage present position to troubleshooting rescue group, for salvage work has won the valuable time, and under floor indication control system mode of operation, when the corresponding floor identification of the predetermined number of floor levels of pointed, take this position rotates as benchmark restarts to calculate pointer the rotation corresponding amount needing, corrected pointer floor indicating device due to the pointer indicating position deviation that exists mechanical clearance or digital signal control system to cause to reasons such as dropouts in pointer floor indicating device transmission signal process by gear assembled structure transmission, realized online deviation-correcting function.
Accompanying drawing explanation
Fig. 1 is the structural relation schematic diagram of the utility model floor indication control system in an embodiment;
Fig. 2 is the control schematic diagram of the utility model floor indicating device in an embodiment;
Fig. 3 is the structural representation of the utility model sensor in an embodiment;
Fig. 4 is the Facad structure schematic diagram of the utility model floor indicating device in an embodiment;
Fig. 5 is the construction profile schematic diagram of the utility model floor indicating device in an embodiment;
Fig. 6 is the structural representation of the drive division of the utility model floor indicating device in an embodiment.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is further described.
Fig. 1 is the structural relation schematic diagram of the utility model floor indication control system in an embodiment.
As shown in Figure 1, a kind of floor indication control system 200, from BA interface 101(Building automatic, the BA of elevator control processor 100) receive moving direction information, the poor information of original mobile layer of elevator and reach number of floor levels information.
This floor indication control system 200 comprises that floor indication control convenience 300 and a plurality of floor indicating device 400 form.
Floor indication control convenience 300 has device talk portion 310, data temporary storage part 320, equipment control part 330 formations.
The co-ordination of equipment control part 330 control convenience communication section 310 and data temporary storage part 320.Device talk portion 310 is connected with the BA interface 101 of elevator control processor 100, and the moving direction information, the poor information of original mobile layer and the arrival floor that for moving to from elevator control processor 100 reception indication lift cars from starting layer, arrive layer are counted information and moving direction information, the poor information of original mobile layer and the arrival floor information of counting are sent to each floor indicating device 400.For example, when elevator will rise to 5th floors from Stall, thereby the moving direction information of this elevator for moving up, the poor information of original mobile layer is four, the arrival floor information of counting is five.This moving direction information, the poor information of original mobile layer and the arrival floor information of counting is all temporarily stored in data temporary storage part 320.
In the present embodiment, the predetermined number of floor levels of the correction of floor indicating device is 6.
Fig. 2 is the control schematic diagram of the utility model floor indicating device in an embodiment.
As shown in Figure 2, all floor indicating devices 400 are all connected with floor indication control convenience, device communication section 410, sensor 450, floor indicating device 440, rotation corresponding amount obtaining section 430, rotation section 420 and control part 460, consist of.
The indication lift car that device communication section 410 synchronous receiving equipment communication section 310 are sent moves to from starting layer the moving direction information, the poor information of original mobile layer and the arrival floor that arrive layer and counts information, thereby makes the synchronously position of indicating elevator car of floor indicating device in each floor indicating device.
Fig. 3 is the structural representation of the utility model sensor in an embodiment.
As shown in Figure 3, sensor 450 is trough type photoelectric sensor, is arranged on floor indicating device 440.Trough type photoelectric sensor has an optical transmitting set 451 and an optical receiver 452, and the both sides that optical transmitting set 451 and optical receiver 452 are contained in Face to face to groove form flute profile photoelectricity.Optical transmitting set 451 can send infrared light, and in without hindrance situation, optical receiver 452 can be received the light that optical transmitting set 451 sends.But when pointer 441 passes through from groove, the light that optical transmitting set 451 sends is blocked by pointer 441, and optical receiver 452 does not receive the light that optical transmitting set 451 sends, and trough type photoelectric sensor sends a directional signal to control part 460.
Fig. 4 is the Facad structure schematic diagram of the utility model floor indicating device in an embodiment.
Fig. 5 is the construction profile schematic diagram of the utility model floor indicating device in an embodiment.
As shown in Figure 4 and Figure 5, floor indicating device 440 include numeral corresponding with floor as the clock type display panel 444 of floor identification, the formula of doing back and forth on this display panel 444 rotate to inform the pointer 441 of user's lift car physical location, when the arrival number of plies that lift car be about to arrive, sound to remind the sound instruction unit 442 of the arrival number of plies that the elevator for people car taking lift car and need to take lift car arrives and corresponding to the indicator lamp 443 of the position of floor identification, in pointed, light when arriving layer corresponding floor identification.
In addition, trough type photoelectric sensor is arranged on when pointer 441 points to default number of floor levels 6, the position that the light that the optical transmitting set 451 of trough type photoelectric sensor sends is just in time blocked by pointer 441.When pointer 441 points to default number of floor levels 6, the light that the optical transmitting set 451 of trough type photoelectric sensor sends is just in time blocked by pointer 441, optical receiver 452 does not receive the light that optical transmitting set 451 sends, and trough type photoelectric sensor is to a directional signal of control part 460 outputs.
Arrive indicator lamp and be arranged on each above numeral, be also provided with indicator lamp on pointer, when pointer rotates, the indicator lamp on pointer lights, and pointer stops that indicator lamp on pointer and goes out.When elevator arrives layer, pointer just points to this and arrives the corresponding numeral of layer, and now, the numeral corresponding with arriving layer all lights, thereby even if also can present the arrived arrival number of plies of reminding user rather dark in the situation that.
In this floor indicating device, be also provided with a sound instruction unit, when elevator is about to arrive layer, just sound reminding user elevator to be about to arrive layer.This sound not only can be suggestion voice but also can be prompt music, can also be the combination of suggestion voice and prompt music.
Rotate in corresponding amount obtaining section 430 and be provided with the poor information synopsis of mobile layer.In the corresponding table of the poor information of mobile layer, store the corresponding relation of the poor information of mobile layer and pulse count.
Table 1 is the schematic diagram of the corresponding table of the poor information of the utility model mobile layer in an embodiment.
The poor information synopsis of table 1 mobile layer
As shown in table 1, the poor information of mobile layer in the present embodiment and the corresponding relation of pulse count are that elevator need to move 1 layer, and the pulse count corresponding with this one deck is 3600; Elevator need to move two-layer, is 7200 with this two-layer corresponding pulse count ...Obviously, rotating corresponding amount is pulse count.
Rotate corresponding amount obtaining section 430 and retrieve corresponding original pulse number according to the poor information corresponding amount of original mobile layer of device communication section 410.Rotate corresponding amount obtaining section 430 and also according to the poor information corresponding amount of the induction mobile layer of control part 460, retrieve corresponding inductive impulse number.
Rotation section 420 makes pointer start to carry out analog rotation from the digital sensing position corresponding with starting layer according to original pulse number and moving direction information, also according to inductive impulse number and moving direction information, makes pointer start to carry out the analog corresponding digital sensing position of arrival layer that turn to.The instruction that stops operating that also send according to control part 460 rotation section 420 stops operating.
This rotation section 420 is provided with an impulse deviser 421 and drive division 422.
The corresponding pulse count that impulse deviser 421 is retrieved according to rotation corresponding amount obtaining section is carried out pulsing and this pulse is carried out to power gain.
Drive division 422 drives pointer to complete analog rotation according to the pulse after power gain.Drive division 422 has drive member 423 and transmission component 424.Drive member 423 draws driving direction according to moving direction information, according to the pulse after power gain, drives transmission component, thereby makes pointer complete rotation.
Fig. 6 is the structural representation of the drive division of the utility model floor indicating device in an embodiment.
As shown in Figure 6, the drive member 423 in the present embodiment is stepping motor, and transmission component 424 is speed-changing gear box, and stepping motor combines with speed-changing gear box, and speed-changing gear box is connected with pointer.And stepping motor draws driving direction according to above-mentioned moving direction information, according to the pulse after power gain, carry out the gear in driven wheel change speed gear box, thereby make speed-changing gear box drive pointer to do corresponding rotation.
It is 6 that control part 460 has set in advance predetermined number of floor levels, and obtains from device communication section the number of floor levels information that reaches.When control part 460 receives the directional signal that sensor 450 sends, control part 460 is controlled rotation sections 420 and is stopped operating, then according to obtaining the poor information of induction mobile layer to large number of floor levels information and predetermined number of floor levels 6.
Below we use this elevator to rise to from the 3rd layer the workflow that layer 7 is set forth this floor indication control system 200 by user.
Step S1: device talk portion from the BA interface of elevator control processor receive that moving direction information " makes progress ", the poor information of original mobile layer " 5 " and arrival floor count information " 7 ", and be stored in data temporary storage part.
Step S2: the device communication section in floor indicating device from device talk portion receive that moving direction information " makes progress ", the poor information of original mobile layer " 5 " and arrival floor count information " 7 ".
Step S3: rotation corresponding amount obtaining section retrieves the poor information of original mobile layer " 5 " from the poor information synopsis of mobile layer corresponding original pulse number according to the poor information of original mobile layer " 5 " is " 18000 ".
Step S4: the impulse deviser in rotation section, according to " 18000 ", 18000 pulses occurs.
Step S5: stepping motor " makes progress " according to moving direction information and 18000 pulses draw driving direction and stroke step number, and carry out the running of driven wheel change speed gear box according to this driving direction and stroke step number.
Step S6: speed-changing gear box drives pointer to start to rotate from pointing to the position of numeral 3, and the indicator lamp on pointer lights, and sign elevator moves.
Step S7: when pointer turns to the numeral 6 of pointing on floor indicating device, be that the light positive that pointer sends the optical transmitting set of trough type photoelectric sensor blocks well, the optical receiver of trough type photoelectric sensor does not receive the light that optical transmitting set sends, and trough type photoelectric sensor sends a directional signal to control part.
Step S8: control part receives the directional signal that trough type photoelectric sensor sends, controlling immediately rotation section stops operating, control drive member stepping motor and quit work, correspondingly transmission component speed-changing gear box and pointer stop operating and are parked in the position of pointing to numeral " 6 "; Meanwhile, control part, immediately according to default number of floor levels " 6 " and the arrival floor number " 7 " of correction, obtaining the poor information of induction mobile layer is " 1 ".
Step S9: rotation corresponding amount obtaining section retrieves the poor information of original mobile layer " 1 " from the poor information synopsis of mobile layer corresponding original pulse number according to the induction poor information of mobile layer " 1 " is " 3600 ".
Step S10: the impulse deviser in rotation section, according to " 3600 ", 3600 pulses occurs.
Step S11: stepping motor " makes progress " according to moving direction information and 3600 pulses draw driving direction and stroke step number, and carry out the running of driven wheel change speed gear box according to this driving direction and stroke step number.
Step S12: speed-changing gear box drives pointer to proceed to rotate from pointing to the position of numeral 6.
Step S13: when pointer is about to turn to the numeral 7 on floor indicating device, elevator is about to arrive layer 7, audible guide is sent vocal music and is come reminding user to be about to arrive layer 7, asks user to prepare out elevator.
Step S14: pointer was towards digital 7 o'clock, and the indicator lamp of digital 7 tops lights, illustrates that elevator has arrived this arrival layer---layer 7.
Embodiment effect and effect
According to the floor indication control system in the present embodiment, because floor indicating device is accepted the signal sending from floor indication control convenience, drive pointer correspondingly to rotate according to this information, and when the corresponding floor identification of the predetermined number of floor levels of pointed, trough type photoelectric sensor can send directional signal to control part, control part is controlled rotation section and is stopped operating and control floor indicating device and using predetermined number of floor levels and again drive pointer correspondingly to rotate as the number of floor levels that sets out, so this floor indication control system has the clock type dial plate of the effect directly perceived of tradition machinery, pointer rotation is continous way, pointer rotates transition, when elevator faults, pointer is retained in last sensing position, can as digital indicator, there is no floor demonstration, judge information the most rapidly of elevator cage present position to troubleshooting rescue group, for salvage work has won the valuable time, and under floor indication control system mode of operation, when the corresponding floor identification of the predetermined number of floor levels of pointed, take this position rotates as benchmark restarts to calculate pointer the rotation corresponding amount needing, corrected pointer floor indicating device due to the pointer indicating position deviation that exists mechanical clearance or digital signal control system to cause to reasons such as dropouts in pointer floor indicating device transmission signal process by gear assembled structure transmission, realized online deviation-correcting function.
Variation one
In the above-described embodiments, drive member is stepping motor.Obviously, it can also be replaced by other members.
Drive member stroke motor, transmission component is the speed-changing gear box for being connected with pointer still, and this speed-changing gear box combines with stroke motor.Other members are constant.The pulse that stroke motor occurs according to impulse deviser obtains driving direction and stroke step number, thereby complete the driving to speed-changing gear box according to driving direction and stroke step number, thereby speed-changing gear box drives pointer, make pointer synchronously reflect that the position of car final sensing arrive the corresponding Digital ID of layer.
Variation two
In the above-described embodiments, drive member is stepping motor.Obviously, it can also be replaced by other members.
Drive member is used linear motor, and other members remain unchanged.This linear motor combines with speed-changing gear box, speed-changing gear box is connected with pointer again, thereby, the pulse that linear motor occurs according to impulse deviser obtains driving direction and running number of times, thereby complete the driving to speed-changing gear box according to driving direction and running number of times, thereby speed-changing gear box drives pointer, make pointer synchronously reflect that the position of car final sensing arrive the corresponding Digital ID of layer.
Drive member in this variation can also be common motor, and it also can realize identical effect.
Claims (9)
1. a floor indicating device, it is connected and is arranged on every one deck elevator lobby with the floor indication control convenience that use is controlled in floor indication, is used to indicate elevator floor, it is characterized in that having:
Floor indicating device, comprises the clock type display panel that shows floor identification, does back and forth the pointer that formula rotates to inform user's lift car physical location on described display panel;
Device communication section, the indication elevator cage follow number of floor levels of accepting to send from described floor indication control convenience moves to the moving direction information of arrival floor number, the poor information of original mobile layer and arrival floor and counts information;
Rotate corresponding amount obtaining section, according to the poor information of described original mobile layer, obtain the original rotation corresponding amount for described pointer is rotated;
Rotation section, makes described pointer start to carry out analog rotation from the sensing position of the described floor identification corresponding with described number of floor levels according to described original rotation corresponding amount and described moving direction information;
Control part, has at least preset predetermined number of floor levels; And
Sensor, is arranged on described display panel, when the described pointer of induction is when the described floor identification corresponding with described predetermined number of floor levels pointed to position, obtains the directional signal of described pointer;
Wherein, when described control part receives described directional signal, control described rotation section and stop operating, and obtain the poor information of induction mobile layer according to described predetermined number of floor levels and described arrival floor number;
Described rotation corresponding amount obtaining section also obtains as making the induction that described pointer rotates rotate corresponding amount according to the poor information of described induction mobile layer;
Described rotation section also stops operating according to the control of described control part, also according to described induction, rotates corresponding amount and makes described pointer start to carry out the analog sensing position that turns to the described floor identification corresponding with described arrival floor number from the sensing position of the described floor identification corresponding with described predetermined number of floor levels with described moving direction information.
2. floor indicating device according to claim 1, is characterized in that:
Wherein, described sensor is trough type photoelectric sensor.
3. floor indicating device according to claim 1, is characterized in that:
Wherein, described rotation corresponding amount obtaining section has a corresponding table of the poor information of mobile layer, stores the corresponding relation of the poor information of described mobile layer and pulse count in the corresponding table of the poor information of this mobile layer;
Described rotation corresponding amount is pulse count,
Described rotation section has
According to the impulse deviser of described pulse count pulsing; And
According to described pulse and described moving direction information, drive described pointer to complete the drive division of described rotation.
4. floor indicating device according to claim 3, is characterized in that:
Wherein, described drive division has the transmission component being connected with described pointer; And
With the drive member that drives described transmission component,
Described drive member draws driving direction, according to described pulse, draws corresponding driving amount according to described moving direction information, and drive described transmission component according to described driving direction and described driving amount, thereby make described pointer complete described rotation.
5. floor indicating device according to claim 4, is characterized in that:
Wherein, described drive member is a kind of motor in stepping motor and stroke motor,
Described transmission component is speed-changing gear box,
Described driving amount is stroke step number.
6. floor indicating device according to claim 4, is characterized in that:
Wherein, described drive member is a kind of motor in linear motor and common motor,
Described transmission component is speed-changing gear box,
Described driving amount is running number of times.
7. floor indicating device according to claim 1, is characterized in that:
Wherein, the position corresponding to described floor identification on described display panel is also provided with arrival indicator lamp, in described pointed, lights while arriving the corresponding floor identification of layer with described.
8. floor indicating device according to claim 1, is characterized in that:
Also comprise sound instruction unit, when described lift car is about to arrive the described arrival number of plies, described sound instruction unit sounds to remind the described arrival number of plies of taking described lift car and need to taking elevator car arrives described in the people of described lift car.
9. a floor indication control system, is characterized in that, comprising:
A plurality of floor indicating devices, described floor indicating device is any one in the floor indicating device described in described claim 1-8, and floor indication control convenience, from the BA interface of elevator control processor, receive described moving direction information, the poor information of described original mobile layer and described arrival floor and count information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320354388.6U CN203419651U (en) | 2013-06-20 | 2013-06-20 | Floor indicating device and floor indicating control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320354388.6U CN203419651U (en) | 2013-06-20 | 2013-06-20 | Floor indicating device and floor indicating control system |
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| Publication Number | Publication Date |
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| CN203419651U true CN203419651U (en) | 2014-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320354388.6U Withdrawn - After Issue CN203419651U (en) | 2013-06-20 | 2013-06-20 | Floor indicating device and floor indicating control system |
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| CN (1) | CN203419651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229576A (en) * | 2013-06-20 | 2014-12-24 | 上海申菱电梯配件有限公司 | Floor indicating device and floor indicating control system |
-
2013
- 2013-06-20 CN CN201320354388.6U patent/CN203419651U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104229576A (en) * | 2013-06-20 | 2014-12-24 | 上海申菱电梯配件有限公司 | Floor indicating device and floor indicating control system |
| CN104229576B (en) * | 2013-06-20 | 2016-05-25 | 上海申菱电梯配件有限公司 | Floor indicating device and floor instruction control system |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140205 Effective date of abandoning: 20160525 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |