CN109941874B - Monitoring interlocking system and method for multiple escalators - Google Patents
Monitoring interlocking system and method for multiple escalators Download PDFInfo
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- CN109941874B CN109941874B CN201910323821.1A CN201910323821A CN109941874B CN 109941874 B CN109941874 B CN 109941874B CN 201910323821 A CN201910323821 A CN 201910323821A CN 109941874 B CN109941874 B CN 109941874B
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Abstract
The utility model provides a monitoring interlocking system and a method for a plurality of escalators, wherein the system comprises a control module, wherein the output end of the control module is respectively connected with a first interlocking relay and a second interlocking relay; the first input end of the control module is connected with the first end of the first normally-closed contact and the first end of the second normally-closed contact respectively; the second end of the first normally-closed contact of one escalator is connected with the first end of the first normally-closed contact of the adjacent escalator along the first direction, and the second end of the first normally-closed contact of the escalator at the tail end along the first direction is connected with a signal source through the first normally-open contact; the second end of the second normally closed contact of one escalator is connected with the first end of the second normally closed contact of the adjacent escalator along the second direction, and the second end of the second normally closed contact of the escalator at the tail end along the second direction is connected with a signal source through a second normally open contact. The utility model realizes that when the escalator sent into the middle connecting platform stops due to faults, the escalator sent out of the middle connecting platform continues to run to dredge passengers.
Description
Technical Field
The utility model belongs to the technical field of escalators, and particularly relates to a monitoring interlocking system and method for a plurality of escalators.
Background
Escalator is a typical device for transporting passengers in public places, and has been increasingly used in places such as shops, airports, high-speed rail stations, subways, hotels, etc. because it has a much higher efficiency for transporting passengers per unit time than vertical elevators. In some floors with relatively long spans from relatively high levels, such as subway stations, high-speed rail stations, large market complexes, etc., it may be necessary to install two or even more escalators in a continuous arrangement.
In the prior art, two safety circuits of the escalator arranged in series are connected in series, and after a passenger presses down, the passenger can stop the two escalator arranged in series at the same time through a sudden stop device arranged at the height of the handrail, for example, the utility model patent with publication number of CN 207998392U.
In another method, fault collecting plates are additionally arranged on the upper part and the lower part of each escalator, the upper fault collecting plate is communicated with the lower fault collecting plate of the previous escalator, the lower fault collecting plate is communicated with the upper fault collecting plate of the next escalator, and when one escalator in operation of a plurality of continuously arranged escalators breaks down, other escalators stop operation along with each other, and one escalator needs to be kept in operation and needs to be set by a human hand, for example, the utility model patent with the publication number of CN 204474112U is disclosed.
The above prior art has the following drawbacks: after the safety loop of any one of the escalators is disconnected, a plurality of escalators which are arranged continuously stop at the same time, passengers, particularly passengers with more baggage, cannot be guided as quickly as possible, the speed of going on the escalator is slower, thus people flow is blocked, a connecting platform between the two escalators does not have other outlets, safety accidents can be possibly caused, and the escalator is especially a key potential safety hazard for places with large passenger capacity and more baggage in high-speed rail stations and subway stations.
Disclosure of Invention
The utility model aims to provide a monitoring interlocking system and a method for a plurality of escalators, which are used for realizing that when an escalator fed into an intermediate connecting platform stops due to faults, the escalator fed out of the intermediate connecting platform continuously operates to dredge passengers.
The utility model is realized by the following technical scheme:
a monitoring interlocking system of a plurality of escalators is used for a plurality of escalators which are arranged continuously and comprises a first interlocking relay, a second interlocking relay, a signal source, a control module and an operation relay, wherein the control module and the operation relay are arranged on each escalator;
the output end of the control module is respectively connected with the first interlocking relay and the second interlocking relay, and the control module controls the attraction of the first interlocking relay and the second interlocking relay;
the operation relay is provided with a first normally-closed contact and a second normally-closed contact;
the first interlocking relay is provided with a first normally open contact;
the second interlocking relay is provided with a second normally open contact;
the first input end of the control module is connected with the first end of the first normally-closed contact and the first end of the second normally-closed contact respectively;
the second end of the first normally-closed contact of one escalator is connected with the first end of the first normally-closed contact of the adjacent escalator along the first direction, and the second end of the first normally-closed contact of the escalator at the tail end along the first direction is connected with a signal source through the first normally-open contact, wherein the first direction is the upward direction of the escalator;
the second end of the second normally closed contact of one escalator is connected with the first end of the second normally closed contact of the adjacent escalator along the second direction, and the second end of the second normally closed contact of the escalator at the tail end along the second direction is connected with a signal source through a second normally open contact, wherein the second direction is the descending direction of the escalator.
The control module controls the operation of the escalator by detecting whether the first input end receives the signal of the signal source or not, ensures that when the escalator which is used for conveying passengers into the intermediate connection platform fails and stops, other escalator which is conveyed into the intermediate connection platform is instantly and slowly decelerated to stop, and meanwhile, the escalator which is conveyed away from the intermediate connection platform continuously operates to dredge the passengers, so that the conveying capacity of a part of the escalator is reserved, the efficient utilization of escalator equipment is realized, and the traffic jam is prevented to reduce the potential safety hazard.
Further, the device also comprises a first direction locking passage and a second direction locking passage;
the first interlocking relay is provided with a third normally closed contact;
the second interlocking relay is provided with a fourth normally closed contact;
the first direction locking passage is a passage formed by a signal source, a third normally closed contact, a second input end of the control module and a second direction starting switch arranged on each escalator, wherein the first end of the second direction starting switch is connected with the second input end of the control module, and the second end of the second direction starting switch is connected with the signal source through the third normally closed contact;
the second direction locking passage is a passage formed by a signal source, a fourth normally closed contact, a third input end of the control module and a first direction starting switch arranged on each escalator, wherein the first end of the first direction starting switch is connected with the third input end of the control module, and the second end of the first direction starting switch is connected with the signal source through the fourth normally closed contact.
After a certain escalator starts in a first direction or a second direction, other escalators can be locked to start in the same direction of the running direction of the escalator, so that the risk that passengers are accumulated on the middle connecting platform due to the fact that two escalators run to the middle connecting platform at the same time is avoided
Further, the output end of the control module comprises a first output end and a second output end, the first output end is connected with the first interlocking relay, and the second output end is connected with the second interlocking relay.
The utility model also provides a monitoring interlocking method of the plurality of escalators, which is used for the monitoring interlocking system of any escalator and comprises the following steps:
s1, when the escalator runs in a first direction, an output end of the control module sends a driving signal to the first interlocking relay so that the first normally open contact is closed, and when the escalator runs in a second direction, an output end of the control module sends the driving signal to the second interlocking relay so that the second normally open contact is closed;
s2, the control module detects whether a first input end receives a signal sent by a signal source or not;
s3, if not, the control module controls the escalator to stop running, and if so, the control module controls the escalator to run normally.
According to the running direction of the escalator, the output end of the control module sends a driving signal to the corresponding interlocking relay, the closing state of the interlocking relay is controlled, a monitoring passage for monitoring the running direction of the escalator is conducted, the control module of each escalator controls the running state of the escalator by judging whether the control module can receive a signal sent by a signal source or not, when the escalator which sends passengers into the intermediate connecting platform fails and stops, other escalator which sends into the intermediate connecting platform is instantly and slowly decelerated to stop, and meanwhile, the escalator which is sent out of the intermediate connecting platform continuously runs to dredge the passengers, the capacity of a part of the escalator is reserved, the efficient utilization of escalator equipment is realized, and the traffic congestion is prevented so as to reduce the potential safety hazard
Further, in step S1, it includes:
and S11, if the control module detects that the third input end receives a signal, the escalator runs in a first direction, the output end of the control module sends a driving signal to the first interlocking relay, and if the control module detects that the second input end receives the signal, the escalator runs in a second direction, and the output end of the control module sends the driving signal to the second interlocking relay.
The control module is reserved with a third input end and a second input end, and the control module can conveniently judge which direction the escalator is running by detecting different input ends to receive signals, so as to send driving signals to the corresponding interlocking relay
Further, in step S1, the method further includes:
and S12, when the escalator runs in the first direction, the third normally-closed contact is disconnected, so that the second direction starting switches of all the escalator are disconnected from the signal source, and when the escalator runs in the second direction, the fourth normally-closed contact is disconnected, so that the first direction starting switches of all the escalator are disconnected from the signal source.
According to the running direction of the escalator, the control module cuts off starting loops in other directions by sending driving signals to corresponding interlocking relays, so that the escalator is ensured to run in the same direction, and the risk that passengers are piled up on the intermediate connecting platform due to the fact that two escalator run towards the intermediate connecting platform at the same time is avoided
Further, after step S3, the method further includes:
s4, the control module sends out elevator stopping fault information.
After the control module controls the escalator to slowly decelerate and stop, the control module sends out the stop fault information, so that maintenance and guarantee work is more convenient and efficient.
The monitoring interlocking system of the multiple escalators has the beneficial effects that: the control module and the operation relay are arranged on each escalator, the first input end of the control module is connected with the outside through the operation relay, the control module controls the operation of the escalator by detecting whether the first input end receives signals of a signal source or not, when the escalator which is used for conveying passengers into the middle connecting platform is stopped due to faults, other escalator which is conveyed into the middle connecting platform is instantly and slowly decelerated to be stopped, meanwhile, the escalator which is conveyed away from the middle connecting platform continuously operates to dredge the passengers, the transportation capacity of a part of the escalator is reserved, the efficient utilization of escalator equipment is realized, and the traffic jam is prevented so as to reduce the potential safety hazard.
The monitoring interlocking method of the multiple escalators has the beneficial effects that: according to the running direction of the escalator, the output end of the control module sends a driving signal to the corresponding interlocking relay, the closing state of the interlocking relay is controlled, the monitoring passage for monitoring the running direction of the escalator is conducted, the control module of each escalator controls the running state of the escalator by judging whether the control module can receive a signal sent by a signal source or not, when the escalator which sends passengers into the intermediate connecting platform stops due to faults, other escalator which sends into the intermediate connecting platform is instantly and slowly decelerated to stop, and meanwhile, the escalator which sends out of the intermediate connecting platform continues to run to dredge the passengers, the carrying capacity of a part of the escalator is reserved, the efficient utilization of escalator equipment is realized, and the traffic jam is prevented so as to reduce the potential safety hazard.
Drawings
FIG. 1 is a connection block diagram of a monitoring interlock system of a plurality of escalators of the present utility model;
FIG. 2 is a connection block diagram of a first direction locking path in the monitoring interlock system of the present utility model for multiple escalators;
FIG. 3 is a connection block diagram of a second direction locking path in the monitoring interlock system of the present utility model for multiple escalators;
FIG. 4 is a flow chart of steps of an embodiment of a method for monitoring and interlocking a plurality of escalators according to the present utility model;
fig. 5 is a flowchart illustrating steps of another embodiment of the method for monitoring and interlocking a plurality of escalators according to the present utility model;
fig. 6 is a flowchart illustrating steps of a third embodiment of a method for monitoring and interlocking a plurality of escalators according to the present utility model;
fig. 7 is a flowchart illustrating steps of a fourth embodiment of a method for monitoring and interlocking multiple escalators according to the present utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description is presented by way of example only and is not intended to limit the scope of the utility model.
Referring to fig. 1 to 2, a monitoring interlock system for a plurality of escalators, which is used for a plurality of escalators arranged in series, comprises a first interlock relay 1, a second interlock relay 2, a signal source 3, a control module 4 and an operation relay 5, wherein the control module 4 and the operation relay are arranged on each escalator;
the output end of the control module 4 is respectively connected with the first interlocking relay 1 and the second interlocking relay 2, and the control module 4 controls the attraction of the first interlocking relay 1 and the second interlocking relay 2;
the operation relay 5 is provided with a first normally closed contact 51 and a second normally closed contact 52;
the first interlock relay 1 is provided with a first normally open contact 11;
the second interlock relay 2 is provided with a second normally open contact 21;
the first input end of the control module 4 is connected with the first end of the first normally-closed contact 51 and the first end of the second normally-closed contact 52 respectively;
the second end of the first normally closed contact 51 of one escalator is connected with the first end of the first normally closed contact 51 of the adjacent escalator along the first direction, and the second end of the first normally closed contact 51 of the endmost escalator along the first direction is connected with the signal source 3 through the first normally open contact 11, wherein the first direction is the upward direction of the escalator;
the second end of the second normally closed contact 52 of one escalator is connected with the first end of the second normally closed contact 52 of an adjacent escalator along the second direction, and the second end of the second normally closed contact 52 of the endmost escalator along the second direction is connected with the signal source 3 through the second normally open contact 21, wherein the second direction is the downward direction of the escalator.
In this embodiment, the operation relay 5 is a relay that operates according to whether the escalator is operated, when the escalator is operated in a first direction, i.e. the escalator is in an ascending state, the output end of the control module 4 sends a driving signal to the first interlock relay 1, so that the first normally open contact 11 is closed, a first monitoring path formed by the first input end of the control module 4, the first normally closed contact 51, the first normally open contact 11 and the signal source 3 is conducted, the signal sent by the signal source 3 is transmitted by the first normally closed contact 51 after being connected in series, and finally, the signal received by the first input end of the control module 4 of the escalator after passing through the first normally closed contact 51 of the escalator in the same escalator, the signal received by the first input end of the control module 4 indicates that the escalator is operated normally, and for convenience of description, the continuously arranged escalators are numbered in the order of the first direction, the staircase at the forefront end of the first direction is a No. 1 staircase, the staircase adjacent to the No. 1 staircase along the first direction is a No. 2 staircase, the staircase adjacent to the No. 2 staircase along the first direction is a No. 3 staircase, and so on, the staircase at the forefront end of the first direction is an N staircase, N is the number of a plurality of staircase, when the staircase operates in the first direction, the first normally open contact 11 is connected in series between the first normally closed contact 51 of the N staircase and the signal source 3, when the No. 3 staircase fails to stop operating in the process of the plurality of staircase operation, the first normally closed contact 51 of the No. 3 staircase is disconnected, so that the first input ends of the control modules 4 of the No. 2 staircase and the No. 1 staircase which are positioned in front of the No. 3 staircase can not receive signals sent by the signal source 3, at the moment, the control modules 4 of the No. 2 staircase and the No. 1 staircase start to control the corresponding staircase to slow down to stop operating, the number 4 escalator to the number N escalator after the number 3 escalator are not affected, the first input end of the control module 4 of the part of the escalator can still receive signals to normally operate, when the number 3 escalator which sends passengers into the intermediate connecting platform between the number 3 escalator and the number 4 escalator breaks down to stop operating, other escalator (the number 2 escalator and the number 1 escalator before the number 3 escalator) which send into the intermediate connecting platform are instantly and slowly decelerated to stop, and meanwhile, the escalator (the number 4 escalator to the number N escalator after the number 3 escalator) which send out of the intermediate connecting platform continuously operates to dredge passengers, so that the operation capacity of a part of the escalator is reserved, the efficient utilization of escalator equipment is realized, and the traffic jam is prevented to reduce potential safety hazards. Because each escalator is not started at the same time in the opening stage of the escalator, the control module 4 only performs identification detection on the signal state of the first input end of the escalator in the running state of the escalator through parameter setting provided by software of the escalator, and does not perform detection in the stopping state.
When the escalator runs in the second direction, namely, the escalator is in a descending state, according to the number of the escalator, a second normally-closed contact 21 is connected in series between a second normally-closed contact 52 of the escalator 1 and a signal source 3, the output end of the control module 4 sends a driving signal to the second interlocking relay 2, so that the second normally-closed contact 21 is closed, a second monitoring passage formed by the first input end of the control module 4, the second normally-closed contact 52, the second normally-closed contact 21 and the signal source 3 is conducted, a signal sent by the signal source 3 is transmitted by the second normally-closed contact 52 after being connected in series, and finally, the signal received by the first input end of the control module 4 of the escalator after passing through the second normally-closed contact 52 of the escalator is received by the first input end of the control module 4 of the escalator, the signal received by the first input end of the control module 4 indicates that the escalator is in normal running, and in the running process of a plurality of the escalator, when the No. 3 escalator fails to stop running, the second normally closed contact 52 of the No. 3 escalator is disconnected, so that no one of the No. 4 escalator to the No. N escalator which are positioned behind the No. 3 escalator can receive the signal sent by the signal source 3, at the moment, the control module 4 of the No. 4 escalator to the No. N escalator controls the corresponding escalator to slowly decelerate to stop running, the No. 2 escalator and the No. 1 escalator which are in front of the No. 3 escalator are not affected, the No. 2 escalator and the No. 1 escalator can still receive the signal sent by the signal source 3 to normally run, when the No. 3 escalator which sends passengers to the intermediate connection platform between the No. 3 escalator and the No. 2 escalator fails to stop running, other escalator which is sent to the intermediate connection platform (No. 4 escalator to No. N escalator which is behind the No. 3 escalator) slowly decelerate to stop immediately, and meanwhile, the other escalator which is sent to the intermediate connection platform is separated, meanwhile, the escalator (the No. 2 escalator and the No. 1 escalator in front of the No. 3 escalator) which is away from the middle connecting platform continuously runs to dredge passengers, the transport capacity of a part of the escalator is reserved, the efficient utilization of escalator equipment is realized, and the traffic jam is prevented to reduce potential safety hazards.
In some embodiments, further comprising a first direction locking passage and a second direction locking passage;
the first interlock relay 1 is provided with a third normally closed contact 12;
the second interlock relay 2 is provided with a fourth normally closed contact 22;
the first direction locking path is a path formed by a signal source 3, a third normally closed contact 12, a second input end of the control module 4 and a second direction starting switch 6 arranged on each escalator, wherein the first end of the second direction starting switch 6 is connected with the second input end of the control module 4, and the second end of the second direction starting switch 6 is connected with the signal source 3 through the third normally closed contact 12;
the second direction locking path is a path formed by a signal source 3, a fourth normally closed contact 22, a third input end of the control module 4 and a first direction starting switch 7 arranged on each escalator, wherein the first end of the first direction starting switch 7 is connected with the third input end of the control module 4, and the second end of the first direction starting switch 7 is connected with the signal source 3 through the fourth normally closed contact 22.
The second input end and the third input end are reserved on the control module 4, signals can be conveniently received through different input ends to judge in which direction the escalator runs, for example, when each escalator stops running, after the first direction starting switch 7 on one escalator is turned on, the third input end of the control module 4 connected with the first direction starting switch 7 receives signals sent by the signal source 3, the escalator runs in the first direction, the output end of the control module 4 sends driving signals to the first interlocking relay 1, the first normally open contact 11 is closed, the third normally closed contact 12 is opened, so that a starting loop in the second direction is cut off, and if the second input end of the control module 4 connected with the second direction starting switch 6 receives signals sent by the signal source 3 after the second direction starting switch 6 is turned on, the output end of the control module 4 sends driving signals to the second interlocking relay 2, the second normally open contact 21 is closed, the fourth normally closed contact 22 is opened, the first direction normally closed contact 12 is cut off, and the starting loop in the first direction is cut off, and the first direction escalator is simultaneously locked, and the first direction is simultaneously, the first direction is prevented from being accumulated and the second direction is also connected with the first direction, and the second direction is simultaneously, the first direction is prevented from being accumulated, and the passengers can run in the middle, and the first direction and the second direction is not accumulated. Preferably, in some embodiments, the output of the control module 4 comprises a first output connected to the first interlock relay 1 and a second output connected to the second interlock relay 2.
Referring to fig. 3, a method for monitoring and interlocking a plurality of escalators includes the steps of:
s1, when the escalator runs in a first direction, an output end of the control module sends a driving signal to the first interlocking relay so that the first normally open contact is closed, and when the escalator runs in a second direction, an output end of the control module sends the driving signal to the second interlocking relay so that the second normally open contact is closed;
s2, the control module detects whether a first input end receives a signal sent by a signal source or not;
s3, if not, the control module controls the escalator to stop running;
and S4, if yes, the control module controls the escalator to normally operate.
In this embodiment, when the escalator starts to operate, according to the operation direction of the escalator, the output end of the control module sends a driving signal to the corresponding interlocking relay, the closed state of the interlocking relay is controlled, the monitoring passage of the operation direction is conducted, the control module of each escalator controls the operation state of the escalator by judging whether the control module of each escalator can receive the signal sent by the signal source or not, when the control module of each escalator detects that the first input end cannot receive the signal sent by the signal source, the control module of one escalator between the escalator and the signal source stops operating due to a fault, the monitoring passage is disconnected from the faulty escalator, and the control module of the escalator of the part which cannot receive the signal controls the escalator to slowly decelerate and stop the escalator, so that the escalator which can receive the signal continues to operate, the escalator which is sent to the intermediate connection platform at the front end of the faulty escalator stops operating, the escalator continues to operate away from the escalator, and by keeping the carrying capacity of a part of the escalator, passengers cannot be piled up to the intermediate connection platform without other outlets, thereby realizing the efficient utilization of the escalator equipment, and preventing the traffic jam so as to reduce the potential safety hazards.
Further, in step S1, the method includes:
and S11, if the control module detects that the third input end receives a signal, the escalator runs in a first direction, the output end of the control module sends a driving signal to the first interlocking relay, and if the control module detects that the second input end receives the signal, the escalator runs in a second direction, and the output end of the control module sends the driving signal to the second interlocking relay.
In this embodiment, the third input end and the second input end are reserved on the control module, and the control module can conveniently determine in which direction the escalator is running by detecting signals received by different input ends, so as to send driving signals to the corresponding interlocking relays.
Further, in step S1, the method further includes:
and S12, when the escalator runs in the first direction, the third normally-closed contact is disconnected, so that the second direction starting switches of all the escalator are disconnected from the signal source, and when the escalator runs in the second direction, the fourth normally-closed contact is disconnected, so that the first direction starting switches of all the escalator are disconnected from the signal source.
In this embodiment, the first interlocking relay and the second interlocking relay are all provided with normally closed contacts, the third normally closed contact is connected in series between the second direction starting switch and the signal source of each escalator, the fourth normally closed contact is connected in series between the first direction starting switch and the signal source of each escalator, according to the running direction of the escalator, the control module cuts off starting loops in other directions by sending driving signals to the corresponding interlocking relay, the escalators are ensured to all run in the same direction, and the risk that passengers are piled up on the intermediate connecting platform due to the fact that two escalators run towards the intermediate connecting platform simultaneously is avoided.
Further, after step S3, the method further includes:
s5, the control module sends out elevator stopping fault information.
In this embodiment, control module is after controlling the slow speed reduction of staircase and stopping the ladder, sends out and stops ladder trouble information, lets the maintenance and keep the work of arranging more convenient high efficiency.
In addition, the utility model can be used for a plurality of escalators which are arranged continuously and also can be used for a plurality of moving walkways which are arranged continuously.
The present utility model is not limited to the above-described embodiments, but, if various modifications or variations of the present utility model are not departing from the spirit and scope of the present utility model, the present utility model is intended to include such modifications and variations as fall within the scope of the claims and the equivalents thereof.
Claims (7)
1. The monitoring interlocking system for the multiple escalators is characterized by comprising a first interlocking relay, a second interlocking relay, a signal source, a control module and an operation relay, wherein the control module and the operation relay are arranged on each escalator;
the output end of the control module is respectively connected with the first interlocking relay and the second interlocking relay, and the control module controls the attraction of the first interlocking relay and the second interlocking relay;
the operation relay is provided with a first normally-closed contact and a second normally-closed contact;
the first interlocking relay is provided with a first normally open contact;
the second interlocking relay is provided with a second normally open contact;
the first input end of the control module is connected with the first end of the first normally-closed contact and the first end of the second normally-closed contact respectively;
the second end of the first normally-closed contact of one escalator is connected with the first end of the first normally-closed contact of an adjacent escalator along a first direction, and the second end of the first normally-closed contact of the escalator at the tail end along the first direction is connected with the signal source through the first normally-open contact, wherein the first direction is the upward direction of the escalator;
the second end of the second normally-closed contact of one escalator is connected with the first end of the second normally-closed contact of an adjacent escalator along the second direction, the second end of the second normally-closed contact of the escalator at the tail end along the second direction is connected with the signal source through the second normally-open contact, and the second direction is the descending direction of the escalator.
2. The surveillance interlock system of claim 1 further comprising a first direction locking passage and a second direction locking passage;
the first interlocking relay is provided with a third normally closed contact;
the second interlocking relay is provided with a fourth normally closed contact;
the first direction locking passage is a passage formed by the signal source, the third normally closed contact, a second input end of the control module and a second direction starting switch arranged on each escalator, wherein the first end of the second direction starting switch is connected with the second input end of the control module, and the second end of the second direction starting switch is connected with the signal source through the third normally closed contact;
the second direction locking passage is a passage formed by the signal source, the fourth normally closed contact, the third input end of the control module and a first direction starting switch arranged on each escalator, wherein the first end of the first direction starting switch is connected with the third input end of the control module, and the second end of the first direction starting switch is connected with the signal source through the fourth normally closed contact.
3. The supervisory interlock system of claim 1 wherein the output of the control module includes a first output and a second output, the first output being connected to the first interlock relay and the second output being connected to the second interlock relay.
4. A monitoring interlock method of a plurality of escalators for a monitoring interlock system of a plurality of escalators according to any of claims 1 to 3, characterized by comprising the steps of:
s1, when the escalator runs in a first direction, an output end of the control module sends a driving signal to the first interlocking relay so that the first normally open contact is closed, and when the escalator runs in a second direction, an output end of the control module sends the driving signal to the second interlocking relay so that the second normally open contact is closed;
s2, the control module detects whether a first input end receives a signal sent by a signal source or not;
s3, if not, the control module controls the escalator to stop running, and if so, the control module controls the escalator to run normally.
5. The method of monitoring and interlocking of a plurality of escalators according to claim 4, characterized in that in step S1, it comprises:
and S11, if the control module detects that the third input end receives a signal, the escalator runs in a first direction, the output end of the control module sends a driving signal to the first interlocking relay, and if the control module detects that the second input end receives the signal, the escalator runs in a second direction, and the output end of the control module sends the driving signal to the second interlocking relay.
6. The method of monitoring and interlocking of a plurality of escalators according to claim 4, further comprising, in step S1:
and S12, when the escalator runs in the first direction, the third normally-closed contact is disconnected, so that the second direction starting switches of all the escalator are disconnected from the signal source, and when the escalator runs in the second direction, the fourth normally-closed contact is disconnected, so that the first direction starting switches of all the escalator are disconnected from the signal source.
7. The method of monitoring and interlocking of multiple escalators according to claim 4, further comprising, after step S3:
s4, the control module sends out elevator stopping fault information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910323821.1A CN109941874B (en) | 2019-04-22 | 2019-04-22 | Monitoring interlocking system and method for multiple escalators |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910323821.1A CN109941874B (en) | 2019-04-22 | 2019-04-22 | Monitoring interlocking system and method for multiple escalators |
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| Publication Number | Publication Date |
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| CN109941874A CN109941874A (en) | 2019-06-28 |
| CN109941874B true CN109941874B (en) | 2023-10-03 |
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| CN201910323821.1A Active CN109941874B (en) | 2019-04-22 | 2019-04-22 | Monitoring interlocking system and method for multiple escalators |
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