CN205740000U - A kind of soft stop control system - Google Patents
A kind of soft stop control system Download PDFInfo
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- CN205740000U CN205740000U CN201620442442.6U CN201620442442U CN205740000U CN 205740000 U CN205740000 U CN 205740000U CN 201620442442 U CN201620442442 U CN 201620442442U CN 205740000 U CN205740000 U CN 205740000U
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- 239000003054 catalyst Substances 0.000 claims abstract description 74
- 238000004891 communication Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 2
- 230000002159 abnormal effect Effects 0.000 abstract description 3
- 208000007367 Kabuki syndrome Diseases 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002441 reversible Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model discloses a kind of soft stop control system, including the service brake control circuit that is mutually related in logic, logic operation control system, safety return circuit, staircase speed monitoring system and safety circuit, wherein: in service brake control circuit, service brake coil, band-type brake catalyst normally opened contact and the series connection of motor catalyst normally opened contact；In logic operation control system, band-type brake contactor coil and motor contactor coil parallel connection access and are controlled by logic controller；Safety relay coils series connection in safety circuit accesses safety return circuit, and the series connection of safety relay normally opened contact accesses motor contactor coil；Staircase speed monitoring system includes: rate signal Acquisition Circuit and receive rate signal and slipping the speed signal processor disconnecting safety relay coils under car overspeed condition.This utility model, to the monitoring abnormal state during staircase power frequency soft stop and protection, improves safety.
Description
Technical field
This utility model relates to escalator and moving sidewalk technical field, is specifically related to a kind of soft stop control system.
Background technology
In prior art, the industrial frequency control system of escalator and moving sidewalk normally stop ladder and self-starting stop ladder during realize soft stop function, it is common practice to increase by one overrun control, during stopping ladder, time delay discharge service brake.
When using chronotron to realize soft stop, it is impossible to slip during stopping ladder car, exceed the speed limit, the fault such as reverse is protected, he stops the braking distance during ladder and also be difficult to ensure compliance with the requirement of GB16899-2011.
Utility model content
This utility model provides a kind of soft stop control system, it is possible to the monitoring abnormal state during escalator or moving sidewalk power frequency soft stop and protection, prevent the generation of danger.
A kind of soft stop control system, including the service brake control circuit that is mutually related in logic, logic operation control system and safety return circuit, is additionally provided with staircase speed monitoring system and safety circuit, wherein:
In described service brake control circuit, service brake (i.e. foundation brakes) coil, band-type brake catalyst normally opened contact and the series connection of motor catalyst normally opened contact；
In described logic operation control system, band-type brake contactor coil and motor contactor coil parallel connection access and are controlled by logic controller；
Described safety circuit includes safety relay, and wherein safety relay coils series connection accesses safety return circuit, and the series connection of safety relay normally opened contact accesses motor contactor coil；
Described staircase speed monitoring system includes: gathers the rate signal Acquisition Circuit of sensor rate signal and receives rate signal and slipping the speed signal processor disconnecting safety relay coils under car overspeed condition.
Staircase soft stop control system that this utility model provides and control method are applicable for use with escalator that star-like catalyst and triangular form catalyst drag or moving sidewalk and control at the soft stop normally stopping ladder and self-starting stops during ladder; utilize safety circuit and staircase speed monitoring system that the power frequency soft stop process of staircase (including escalator or moving sidewalk) is monitored and is protected, prevent the generation of danger.
As preferably, described motor catalyst includes two electrical power contact devices and two operation catalysts, two electrical power contact devices are respectively star-like catalyst and triangular form catalyst, two operation catalysts are respectively upcoming contact device and descending catalyst, the normally opened contact of two of which electrical power contact device is parallel with one another, then connects with service brake coil and band-type brake catalyst normally opened contact with any order.
As preferably, the communication connection of described logic controller and speed signal processor judges to slip vehicle speed with the rate signal according to speed signal processor, after star-like contactor coil, triangular form contactor coil, upcoming contact device coil and descending contactor coil are parallel with one another, access and be controlled by logic controller, wherein band-type brake contactor coil and two electrical power contact devices slip vehicle speed less than threshold speed state under be logically controlled device and disconnect.
The speed of service of staircase is transmitted to logic controller by staircase speed monitoring system, and logic controller judges whether to slip car hypervelocity according to the speed of service of staircase, if slipping car hypervelocity, then disconnects band-type brake contactor coil and two electrical power contact devices disconnect.
The running status of staircase is sent to speed monitoring system by logic controller, if staircase is in running status, monitoring staircase speed is the most abnormal, if staircase is out of service, and the braking distance of monitoring staircase.
As preferably, described safety relay has two, after two safety relay coils parallel connections, series connection accesses safety return circuit again, the normally opened contact of two safety relaies is serially connected, then is connected with the star-like contactor coil after parallel connection, triangular form contactor coil, upcoming contact device coil and descending contactor coil.
The soft stop control method that described soft stop control system realizes, including:
Step 1, escalator or moving sidewalk, during up, enter and normally stop ladder or time self-starting stops scalariform state, and logic controller controls the release of upcoming contact device, escalator or moving sidewalk and enters car state of slipping；
Step 2, slipping during car, logic controller receives the staircase speed of service of speed signal processor transmission, if the speed of service of staircase is less than the threshold speed set, logic controller release band-type brake catalyst, star-like catalyst, triangular form catalyst, cut off the power supply of service brake coil, make service brake discharge；
Step 3, status command out of service for staircase is sent to speed signal processor by logic controller, after speed signal processor receives the status command that staircase is out of service, stop low speed failure and the non-operating reversal fault of monitoring staircase, then start to detect the braking distance of staircase.
As preferably, also include:
Slipping during car, if speed signal processor detects that the speed of service of staircase exceedes the threshold speed of setting, speed signal processor release safety relay, upcoming contact device, descending catalyst, star-like catalyst, triangular form catalyst is made to discharge, cut off the power supply of service brake coil, make service brake discharge.
As preferably, also include:
Slipping during car, if logic controller detects that the staircase speed of service exceedes the threshold speed of setting, cut off band-type brake contactor coil, upcoming contact device coil, descending contactor coil, star-like contactor coil, the power supply of triangular form contactor coil, prevent staircase from restarting.
This utility model uses Redundancy Design, logic controller and speed signal processor independently carry out slipping the judgement whether car exceeds the speed limit, speed signal processor detect slip car hypervelocity after, release safety relay, cut off safety return circuit, upcoming contact device, descending catalyst, star-like catalyst, the release of triangular form catalyst, cut off the power supply of service brake coil, make service brake discharge simultaneously.
Logic controller monitor slip car hypervelocity after, cut off band-type brake contactor coil, upcoming contact device coil, descending contactor coil, star-like contactor coil, the power supply of triangular form contactor coil, prevent staircase from restarting.
As preferably, also include:
Slipping during car, safety return circuit fault causes safety return circuit to disconnect, and safety relay discharges, and makes upcoming contact device, descending catalyst, star-like catalyst, triangular form catalyst discharges, the power supply of cut-out service brake coil, makes service brake discharge.
This utility model is ensureing that promptly stopping ladder stops under terraced safety premise with safety failure, it is possible to make the abrasion of staircase service brake be greatly reduced, the effective service life extending service brake.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model soft stop control system；
Fig. 2 is the schematic diagram of service brake control circuit in this utility model soft stop control system.
In figure: 1, logic operation control system；2, staircase speed monitoring system；3, safety return circuit；4, safety circuit.
Detailed description of the invention
Below in conjunction with the accompanying drawings, this utility model soft stop control system is described in detail.
Embodiment 1
As it is shown in figure 1, soft stop control system, including the service brake control circuit that is mutually related in logic, logic operation control system 1, safety return circuit 3, staircase speed monitoring system 2 and safety circuit 4.
Logic operation control system 1 includes logic controller, second control circuit, band-type brake catalyst BY, star-like catalyst KMS, triangular form catalyst KMF, upcoming contact device KMU and descending catalyst KMD.The coil of the coil of band-type brake catalyst BY, the coil of star-like catalyst KMS, the coil of triangular form catalyst KMF, the coil of upcoming contact device KMU and descending catalyst KMD is parallel with one another, A2 after parallel connection terminates into second control circuit, and the A1 after the coils from parallel connection of coils of the coil of star-like catalyst KMS, the coil of triangular form catalyst KMF, the coil of upcoming contact device KMU and descending catalyst KMD terminates into safety circuit 4.
Logic controller is connected with second control circuit, and is controlled the break-make of the coil of the coil of band-type brake catalyst BY, the coil of star-like catalyst KMS, the coil of triangular form catalyst KMF, the coil of upcoming contact device KMU and descending catalyst KMD by second control circuit.
As in figure 2 it is shown, in service brake control circuit, the normally opened contact of star-like catalyst KMS, triangular form catalyst KMF normally opened contact parallel connection after, then be in series with the coil of service brake Y1 and the normally opened contact of band-type brake catalyst BY.
Staircase speed monitoring system 2 includes: rate signal Acquisition Circuit, speed signal processor and first control circuit, rate signal Acquisition Circuit gathers the rate signal that N number of speed signal transducer gathers, and the rate signal transmission collected is controlled the break-make of first control circuit to speed signal processor, speed signal processor.
Safety circuit 4 includes two safety relaies, it is respectively safety relay SC1 and safety relay SC2, the coil of safety relay SC1 and the coil of safety relay SC2 are parallel with one another, connecting with first control circuit in the coil of safety relay SC1 and the coil side of safety relay SC2, opposite side is connected into safety return circuit 3.
The normally opened contact of safety relay SC1 and the normally opened contact series connection of safety relay SC2, side is connected with controlling power supply, and opposite side is connected with the A1 end of the coil of the coil of star-like catalyst KMS after parallel connection, the coil of triangular form catalyst KMF, the coil of upcoming contact device KMU and descending catalyst KMD.
First control circuit and second control circuit can use some contact switch, speed signal processor and logic controller by controlling the break-make of contact switch, it is achieved the break-make of corresponding catalyst and relay controls.
Logic controller communicates to connect with speed signal processor, and the speed of service of staircase is transmitted to logic controller by speed signal processor, and the running status of staircase is sent to speed monitoring system by logic controller.
Logic controller receives the rate signal of speed signal processor, and judge whether to slip vehicle speed less than threshold speed according to this rate signal, if less than threshold speed, logic controller is by second control circuit release band-type brake catalyst, star-like catalyst KMS and triangular form catalyst, cut off the power supply of service brake coil Y1, make service brake discharge.
Speed signal processor Negotiation speed signal acquisition circuit receives rate signal, the threshold value if rate signal outpaces, safety relay SC1 and safety relay SC2 is discharged by first control circuit, cut off safety circuit 4, upcoming contact device KMU, descending catalyst KMD, star-like catalyst KMS, triangular form catalyst KMF is made to discharge, control service brake coil Y1 release, make staircase enter and promptly stop scalariform state, and lock fault and prevent escalator and moving sidewalk from restarting.
Embodiment 2
Pre-setting an operational threshold speed for staircase, this threshold speed is more than threshold value and the threshold value of non-operating reversed protection of low speed protection, is only used for soft stop function.
Escalator or moving sidewalk open up during enter and normally stop ladder or time self-starting stops scalariform state, logic controller controls upcoming contact device KMU by second control circuit and discharges, cut off the power supply of staircase main frame, allow escalator and moving sidewalk enter car state of slipping.
Slipping during car, when logic controller receives the staircase speed of service that speed signal processor transmits, when monitoring the speed of service of escalator or moving sidewalk less than the threshold speed set, by second control circuit release band-type brake catalyst BY, star-like catalyst KMS or triangular form catalyst KMF, cut off the power supply of service brake coil Y1, make service brake discharge, and status command out of service for staircase is sent to speed signal processor.
After speed signal processor receives the status command that staircase is out of service, stop low speed failure and the non-operating reversal fault of monitoring staircase, start to detect the braking distance of escalator or moving sidewalk.
Embodiment 4
Escalator or moving sidewalk open up during enter and normally stop ladder or time self-starting stops scalariform state, logic controller controls upcoming contact device KMU by second control circuit and discharges, cut off the power supply of main frame, allow escalator or moving sidewalk enter car state of slipping.
Slipping during car, when speed signal processor monitors the threshold speed that the speed of service of escalator or moving sidewalk exceedes setting, speed signal processor discharges safety relay SC1 and safety relay SC2 by first control circuit, cut off safety circuit 4, upcoming contact device KMU, descending catalyst KMD, star-like catalyst KMS, triangular form catalyst KMF is made to discharge, control service brake coil Y1 release, make staircase enter and promptly stop scalariform state, and lock fault and prevent escalator and moving sidewalk from restarting.
The staircase speed of service that logic controller Negotiation speed signal processor transmits learns that staircase is in overspeed condition, cut off band-type brake catalyst BY, upcoming contact device KMU, descending catalyst KMD, star-like catalyst KMS, the power supply of triangular form catalyst KMF coil side by second control circuit, prevent staircase from restarting.
Embodiment 4
Escalator or moving sidewalk open up during enter and normally stop ladder or time self-starting stops scalariform state, logic controller controls upcoming contact device KMU by second control circuit and discharges, cut off the power supply of main frame, allow escalator or moving sidewalk enter car state of slipping.
Slipping during car, when there is safety return circuit 3 fault, safety return circuit 3 disconnects, safety relay SC1 and safety relay SC2 release, upcoming contact device KMU, descending catalyst KMD, star-like catalyst KMS, triangular form catalyst KMF is made to discharge, cut off the power supply of service brake coil Y1, make service brake discharge, allow staircase immediately enter and stop scalariform state.
Claims (4)
1. a soft stop control system, including being mutually related in logic, service brake controls electricity
Road, logic operation control system and safety return circuit, it is characterised in that be additionally provided with staircase speed monitoring
System and safety circuit, wherein:
In described service brake control circuit, service brake coil, band-type brake catalyst normally opened contact
And the series connection of motor catalyst normally opened contact；
In described logic operation control system, band-type brake contactor coil and motor contactor coil are in parallel
Access and be controlled by logic controller；
Described safety circuit includes safety relay, and wherein safety relay coils series connection accesses safety time
Road, the series connection of safety relay normally opened contact accesses motor contactor coil；
Described staircase speed monitoring system includes: the rate signal gathering sensor rate signal gathers electricity
Road and receive rate signal and slipping the speed letter disconnecting safety relay coils under car overspeed condition
Number processor.
2. soft stop control system as claimed in claim 1, it is characterised in that described motor contacts
Device includes two electrical power contact devices and two operation catalysts, and two electrical power contact devices are respectively star-like connecing
Tentaculum and triangular form catalyst, two operation catalysts are respectively upcoming contact device and descending catalyst,
The normally opened contact of two of which electrical power contact device is parallel with one another, then with any order and service brake line
Circle and band-type brake catalyst normally opened contact are connected.
3. soft stop control system as claimed in claim 2, it is characterised in that described logic control
Device judges to slip with the rate signal according to speed signal processor with speed signal processor communication connection
Vehicle speed, star-like contactor coil, triangular form contactor coil, upcoming contact device coil and descending connect
After tentaculum coil is parallel with one another, accesses and be controlled by logic controller, wherein band-type brake contactor coil with
And two electrical power contact devices slip vehicle speed less than threshold speed state under be logically controlled device and disconnect.
4. soft stop control system as claimed in claim 3, it is characterised in that described safety relay
Device has two, and after two safety relay coils parallel connections, series connection accesses safety return circuit again, and two safety continue
The normally opened contact of electrical equipment is serially connected, then with in parallel after star-like contactor coil, triangular form catalyst
Coil, upcoming contact device coil are connected with descending contactor coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620442442.6U CN205740000U (en) | 2016-05-13 | 2016-05-13 | A kind of soft stop control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620442442.6U CN205740000U (en) | 2016-05-13 | 2016-05-13 | A kind of soft stop control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205740000U true CN205740000U (en) | 2016-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620442442.6U Withdrawn - After Issue CN205740000U (en) | 2016-05-13 | 2016-05-13 | A kind of soft stop control system |
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| Country | Link |
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| CN (1) | CN205740000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858430A (en) * | 2016-05-13 | 2016-08-17 | 杭州优迈科技有限公司 | Soft shutdown control system and soft shutdown control method |
-
2016
- 2016-05-13 CN CN201620442442.6U patent/CN205740000U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858430A (en) * | 2016-05-13 | 2016-08-17 | 杭州优迈科技有限公司 | Soft shutdown control system and soft shutdown control method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20171107 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20161130 Effective date of abandoning: 20171107 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |