CN105967016A - Monitoring device of band-type brake detection switch - Google Patents
Monitoring device of band-type brake detection switch Download PDFInfo
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- CN105967016A CN105967016A CN201610486896.8A CN201610486896A CN105967016A CN 105967016 A CN105967016 A CN 105967016A CN 201610486896 A CN201610486896 A CN 201610486896A CN 105967016 A CN105967016 A CN 105967016A
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- normally
- band
- relay
- type brake
- normally opened
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0018—Devices monitoring the operating condition of the elevator system
- B66B5/0031—Devices monitoring the operating condition of the elevator system for safety reasons
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- Valves And Accessory Devices For Braking Systems (AREA)
- Elevator Control (AREA)
Abstract
The invention discloses a monitoring device of a band-type brake detection switch. The monitoring device comprises a power input module, a control module, a signal input module and a signal output module, wherein the control module is connected to the power input module, the signal input module and the signal output module respectively; the signal input module comprises a band-type brake switch and a band-type brake detection switch; the control module is used for acting after receiving on-off signals of the band-type brake switch and the band-type brake detection switch and controlling the on-off state of the signal output module; when the monitoring device is complete, the band-type brake switch and the band-type brake detection switch normally act, and output ports of the signal output module are connected; when the band-type brake switch and the band-type brake detection switch are in abnormal working states, the connection between the output ports of the signal output module is broken. Through the device designed by the invention, the misinformation generated by action time intervals of the band-type brake switch and the band-type brake detection switch is eliminated; the accuracy of signal output is ensured; the reliability of the device is improved.
Description
Technical field
The present invention relates to lift facility security technology area, particularly to the monitoring dress of a kind of band-type brake detection switch
Put.
Background technology
Along with the construction and development of China's modern city, elevator has become people must in skyscraper
Few lifestyle device.But, along with the use of elevator is more and more universal, the safety problem of elevator is the most increasingly
Enjoy the concern of society.Wherein, the core of elevator is brake, and is the vital safety component of elevator,
Substantial amounts of elevator accident case shows, brake malfunctions cause a series of very serious elevator injures and deaths
Accident, and for example elevator slip car, rush to summit, at the bottom of pier, even shear, these elevator faults all give the people of people
Body brings safely serious threat.Thus it is guaranteed that brake normally works, studies, protection of its improvement is arranged
Execute and there is great practical value.
To this end, GB7588-2003 " elevator manufacture and installation safety standard " clear stipulaties:
(1) elevator must have brakes, and should have a normally closed type dynamo-electric brake, i.e. brake during energising
Release, no matter should brake immediately when electrical source of power dead electricity or control circuit power loss.The most all participations are to system
Driving wheel or dish apply the brake mechanical part of brake force and two assemblings should be divided to set.If one group of parts is inoperative,
Enough brake force should be had to make to be loaded with rated load and to slow down descending with the car that normal speed is descending.(3) cut off system
Dynamic device electric current, at least two independent electric devices of application realize, though these devices be used for cutting off electricity
Whether the electric device of ladder driving host electric current is integrated.When elevator stops, if one of them catalyst
Main contacts be not switched on, the most late traffic direction next time change time, should prevent elevator from reruning.(4) work as sedan-chair
When railway carriage or compartment is loaded with 125% rating load and runs downwards with normal speed, operational brake should be able to make traction machine stop
Only operating.In these cases, the deceleration of car is not to be exceeded safety tongs action or car cushion at collision
Produced deceleration.
Except ensureing that elevator brake in the course of the work meets Standard, the most also need the work to brake
Effectively monitoring as state, it is taken precautions against at brake troubles and is particularly important in fault alarm work.
To this, GB clear stipulaties: to using in the case of driving host brake, include machinery from monitoring
Device correctly mentions the checking of (or release) and (or) the checking to brake force.For using, machinery is filled
Putting and correctly mention (or release) checking and to brake force checking, brake force not should be greater than from the cycle of monitoring
15 days；Only with correctly mentioning machinery (or release) is verified, then maintains in periodic maintenance
Time should detect brake force；For only with verify brake force, then brake force not should be greater than from the monitoring cycle
24 hours.If be detected that lost efficacy, the most normally starting of elevator should be prevented.For from monitoring, Ying Jin
Row type approval test.No matter this device, when action, can have been assisted by the machinery being connected with car
Whether this machinery has other purposes.It addition, in the case of for preventing car accidental movement, from monitoring
Refer to the individual authentication of closure or openness correct to each electromagnetic valve under unloaded car static pressure, if be detected that
Lost efficacy, and gate and layer door should be closed, and prevent the normal startup of elevator.
According to GB7588.1-201X 5.9.2.2.2.1 require to need to monitor correctly the mentioning of brake (or
Release), the most conventional implementation method is one microswitch of installation on brake coil armature, at armature
Promote microswitch action while action, determine braking by elevator main control board detection microswitch signal
Device running-active status, thus reach to monitor correctly the mentioning of brake (or release).Due to the most conventional realization
Method needs to rely on elevator primary control program to realize, after new national standard is implemented, it is meant that will carry out master control borad
Type approval test, and along with each optimization and upgrading of primary control program, be required to carry out type again to from monitoring part
Formula is tested.The purpose of this invention is to utilize hardware to realize being monitored the microswitch on brake armature,
Determine whether the order of action meets the requirements.
Summary of the invention
The technical problem to be solved in the present invention is, it is provided that the monitoring device of a kind of band-type brake detection switch, in real time
The safe condition that monitoring elevator runs, improves the security reliability of elevator.
For solving above-mentioned technical problem, the present invention provides following technical scheme: a kind of band-type brake detects the prison of switch
Survey device, including Power Entry Module, control module, signal input module and signal output module, institute
State control module to be connected with described Power Entry Module, signal input module, signal output module respectively；Institute
Stating signal input module and include band-type brake switch and band-type brake detection switch, described control module receives band-type brake switch
And band-type brake detection switches on-off generation action after signal, the on off operating mode of control signal output module；Work as prison
When survey device is intact, band-type brake switch and band-type brake detection switch regular event, the output port of signal output module
Between keep path, when band-type brake switch and band-type brake detection switch be in abnormal working position time, signal output mould
Path between the output port of block disconnects.
Further, described signal input module include band-type brake switch and normally-closed contact BZC thereof, first
Band-type brake detection switch its normally-closed contact BK1 and the second band-type brake detection switch its normally-closed contact BK2；BK1、BK2
The duty of detection brake both sides band-type brake respectively, as the coil electricity of band-type brake switch, its normally-closed contact BZC
Switch motion, now band-type brake coil obtains electric, brake action, and the first band-type brake detection subsequently switchs and second armful
Also action is there is, by band-type brake in normally-closed contact BK1, BK2 of lock detection switch when brakeage being detected
The actuating signal input control module that switch switchs with band-type brake detection.
Further, described control module includes relay unit, the first normally opened contact unit, electrochemical capacitor
C and resistance R, described relay unit includes relay K 1, K2, K3, K4, and described first normally opened touches
Dot element includes the normally opened contact NO1 of relay K 1, the normally opened contact NO2 of relay K 2, relay K 3
Normally opened contact NO3, wherein
Described relay K 1 is for monitoring the operating state of normally-closed contact BK1, one end of described relay K 1
Being connected in series with one end of normally-closed contact BK1, the other end of described relay K 1 connects Power Entry Module
Anelectrode, the other end of described normally-closed contact BK1 connects the negative electrode of Power Entry Module；
Described relay K 2 is for monitoring the operating state of BK2, and one end of described relay K 2 is touched with normally closed
One end of point BK2 is connected in series, and the other end of described relay K 2 connects the anelectrode of Power Entry Module,
The other end of described normally-closed contact BK2 connects the negative electrode of Power Entry Module；
Described relay K 3 is for monitoring the operating state of BZC, and one end of described relay K 3 is touched with normally closed
One end of point BZC is connected in series, and the other end of described relay K 3 connects the anelectrode of Power Entry Module,
The other end of described normally-closed contact BZC connects the negative electrode of Power Entry Module；
Described relay K 4 is for keeping inhaling during band-type brake switch motion to band-type brake detection switch motion
Close, after device completes circuit switching relay K4 coil losing electricity release, described relay K 4, normally opened touch
Put NO1, normally opened contact NO2, normally opened contact NO3 are sequentially connected in series and described relay K 4 connects described power supply
The negative electrode of input module, described normally opened contact NO3 connect the anelectrode of described Power Entry Module；
Described electrochemical capacitor C is connected in parallel with relay K 4 after connecting with described resistance R.
Further, described control module also includes sustained diode 1, D2, D3, D4, described afterflow two
Pole pipe D1, D2, D3, D4 are in parallel with described relay K 1, K2, K3, K4 respectively.
Further, the anode of described sustained diode 1 be connected with described normally-closed contact BK1 one end, cloudy
Pole is connected with the anelectrode of described Power Entry Module, and the anode of described sustained diode 2 is normally closed with described
BK2 one end, contact connects, negative electrode is connected with the anelectrode of described Power Entry Module, described fly-wheel diode
The anode of D3 is connected with described normally-closed contact BZC one end, negative electrode connects with the anelectrode of described Power Entry Module
Connecing, the anode of described sustained diode 4 is connected with the negative electrode of described Power Entry Module, negative electrode and institute
State normally opened contact NO1 one end to connect.
Further, described signal output module includes normally-closed contact unit, the second normally opened contact unit, defeated
Go out to hold Y1 and outfan Y2, described normally-closed contact unit include normally-closed contact NC1, NC2, NC3, NC4,
NC5, described second normally opened contact unit include normally opened contact NO4, NO5, NO6, NO7, NO8, NO9,
NO10, NO11, NO12, wherein
Described normally opened contact NO4, NO5, NO6 are sequentially connected in series and described normally opened contact NO4 connects described output
End Y2, described normally opened contact NO6 connect described outfan Y1；
Described normally-closed contact NC1, NC2, NC3 are sequentially connected in series and described normally-closed contact NC1 connects described output
End Y2, described normally-closed contact NC3 connect described outfan Y1；
Described normally opened contact NO7, NO8, NO9, NO10, NO11, NO12 are sequentially connected in series and described normally opened tactile
Point NO7 connects described outfan Y2, described normally opened contact NO12 and connects described outfan Y1；
Described normally-closed contact NC4 one end connects described normally opened contact NO8, the other end connects described normally opened contact
NO11；
Described normally-closed contact NC5 one end connects described outfan Y2, the other end connects described normally opened contact NO9.
Further, described normally-closed contact NC1 is the normally-closed contact of relay K 1, described normally-closed contact NC2
For the normally-closed contact of relay K 2, described normally-closed contact NC3, NC4, NC5 are that the normally closed of relay K 3 is touched
Point, described normally opened contact NO4, NO7, NO9 are the normally opened contact of relay K 1, described normally opened contact NO5,
NO8, NO10 are the normally opened contact of relay K 2, and described normally opened contact NO6, NO11, NO12 are relay
The normally opened contact of K3.
Further, described monitoring device also includes that alarm module, described alarm module export with described signal
The outfan Y1 and outfan Y2 of module connects.
Further, described Power Entry Module provides 24V DC voltage.
After using technique scheme, the present invention at least has the advantages that
(1) effect of Power Entry Module of the present invention is to provide stable 24V DC voltage, letter for relay
Number input module mainly inputs opening of a normally closed auxiliary contact of 2 band-type brakes detection switches and band-type brake catalyst
OFF signal, control module receives the relay work in switching signal rear drive corresponding line, relay coil
Energising adhesive, the action the most therewith of its contact switch, i.e. normally-closed contact disconnect or normally opened contact Guan Bi.Signal
In output module, normally opened contact or the normally-closed contact of four relays are combined, at outfan Y1, Y2
Between be linked to be four circuits.If keeping path between outfan Y1, Y2, represent that band-type brake detection switch is normal
Work；If the path between outfan Y1, Y2 disconnects, represent band-type brake detection switch exception or band-type brake
A certain component malfunction in the monitoring device of detection switch, the path between outfan Y1, Y2 is once
Disconnecting then to drive warning circuit to send fault warning.
(2) effect that the monitoring device of band-type brake detection switch reaches: under normal circumstances, when elevator is properly functioning,
Normally-closed contact BZC, normally-closed contact BK1, normally-closed contact BK2 all be Guan Bi, now outfan Y1,
Y2 by circuit A (normally opened contact NO4, NO5, NO6 are sequentially connected in series), circuit C1D2 (normally opened contact NO7,
NO8, NO9, NO10 are sequentially connected in series) connect；During elevator brake, brake action, normally-closed contact BZC is first
Disconnecting, now by circuit C1C2, (normally opened contact NO7, NO8 and normally-closed contact NC4 depend on outfan Y1Y2
Secondary series connection), circuit C1D2, circuit D1C2 (normally-closed contact NC4 series connection, NC5 series connection), circuit D1D2
(normally-closed contact NC5 and normally opened contact NO9, NO10 are sequentially connected in series) connects；When BK1, BK2 also simultaneously
During disconnection, outfan Y1, Y2 are by circuit B (normally-closed contact NC1, NC2, NC3 are sequentially connected in series), circuit
D1C2 connects；Treating that relay K 4 time delay terminates, normally opened contact NO11 or NO12 disconnects, outfan Y1,
Y2 is only connected by circuit B.In sum, the monitoring dress of this band-type brake detection switch when elevator runs under normal circumstances
Putting and should be connected by circuit A, during elevator brake, the monitoring device of this band-type brake detection switch should be connected by circuit B.
Wherein the effect of circuit C1C2, C1D2, D1C2, D1D2 is that ensureing that A road is connected smoothly transits to line
Road B, thus eliminate, because of interval movement time, wrong report situation occurs.
Accompanying drawing explanation
Fig. 1 is the comprising modules figure of the monitoring device of a kind of band-type brake of present invention detection switch.
Fig. 2 is signal input module and the control module electricity of the monitoring device of a kind of band-type brake of present invention detection switch
Road schematic diagram.
Fig. 3 is the signal output module circuit theory diagrams of the monitoring device of a kind of band-type brake of present invention detection switch.
Fig. 4 is the workflow diagram of the monitoring device of a kind of band-type brake of present invention detection switch.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment
Can be combined with each other, with specific embodiment, the application is described in further detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, the present invention provides the monitoring device of a kind of band-type brake detection switch, input mould including power supply
Block, control module, signal input module and signal output module, control module is defeated with described power supply respectively
Enter module, signal input module, signal output module connection；Power Entry Module provides this device 24V straight
Stream voltage；Signal input module includes band-type brake switch and band-type brake detection switch, and control module receives band-type brake and opens
Close and band-type brake detection switches on-off generation action after signal, the on off operating mode of control signal output module；When
When monitoring device is intact, band-type brake switch and band-type brake detection switch regular event, the outfan of signal output module
Keeping path between Kou, when band-type brake switch and band-type brake detection switch are in abnormal working position, signal exports
Path between the output port of module disconnects.
Signal input module includes band-type brake switch and normally-closed contact BZC thereof, the first band-type brake detection switch, and it is normal
Closed contact BK1, second band-type brake detection switch its normally-closed contact BK2；BK1, BK2 detect brake both sides respectively
The duty of band-type brake, when the coil electricity of band-type brake switch, the BZC switch motion of its normally-closed contact, now embraces
Brake cable circle obtains electric, brake action, and it is normally closed that the first band-type brake detection switch and the detection of the second band-type brake subsequently switchs
Also action is there is, by band-type brake switch and band-type brake detection switch when contact BK1, BK2 detect brakeage
Actuating signal input control module.
As in figure 2 it is shown, be control module and signal input module circuit diagram, control module includes relay
Device unit, the first normally opened contact unit, a series of fly-wheel diode, electrochemical capacitor C and resistance R, letter
Number input module includes band-type brake switch and normally-closed contact BZC, band-type brake detection switch and normally-closed contact BK1 thereof
With normally-closed contact BK2, relay unit includes relay K 1, K2, K3, K4, the first normally opened contact unit
Including the normally opened contact NO1 of relay K 1, the normally opened contact NO2 of relay K 2, relay K 3 normally opened
Contact NO3:
Wherein, relay K 1 for monitoring the operating state of normally-closed contact BK1, one end of relay K 1 with
One end of normally-closed contact BK1 is connected in series, and the other end of relay K 1 connects the positive electricity of Power Entry Module
Pole connects, and the other end of normally-closed contact BK1 connects the negative electrode of Power Entry Module；
Relay K 2 is for monitoring the operating state of BK2, and one end of relay K 2 is with normally-closed contact BK2's
One end is connected in series, and the other end of relay K 2 connects the anelectrode of Power Entry Module, normally-closed contact BK2
The other end connect Power Entry Module negative electrode；
Relay K 3 is for monitoring the operating state of BZC, and one end of relay K 3 is with normally-closed contact BZC's
One end is connected in series, and the other end of relay K 3 connects the anelectrode of Power Entry Module, normally-closed contact BZC
The other end connect Power Entry Module negative electrode；
Relay K 4 keeps adhesive during detecting switch motion in band-type brake switch motion to band-type brake,
After device completes circuit switching relay K4 coil losing electricity release, relay K 4, normally opened contact NO1,
Normally opened contact NO2, normally opened contact NO3 are sequentially connected in series and described relay K 4 connects the negative of Power Entry Module
Electrode, normally opened contact NO3 connect the anelectrode of Power Entry Module；
Electrochemical capacitor C is connected in parallel with relay K 4 after connecting with described resistance R；
Sustained diode 1, D2, D3, D4 are in parallel with relay K 1, K2, K3, K4 respectively, afterflow two
The anode of pole pipe D1 is connected with normally-closed contact BK1 one end, negative electrode is connected with the anelectrode of Power Entry Module,
The anode of sustained diode 2 is connected with normally-closed contact BK2 one end, the positive electricity of negative electrode and Power Entry Module
Pole connects, and the anode of sustained diode 3 is connected with normally-closed contact BZC one end, negative electrode inputs mould with power supply
The anelectrode of block connects, and the anode of sustained diode 4 is connected with the negative electrode of Power Entry Module, negative electrode
It is connected with normally opened contact NO1 one end.
As it is shown on figure 3, signal output module includes normally-closed contact unit, the second normally opened contact unit, output
End Y1 and outfan Y2, normally-closed contact unit includes the normally-closed contact NC1 of relay K 1, relay K 2
Normally-closed contact NC2 and normally-closed contact NC3, NC4, NC5 of relay K 3, the second normally opened contact unit
Including the normally opened contact NO4 of relay K 1, NO7, NO9, the normally opened contact NO5 of relay K 2, NO8,
Normally opened contact NO6, NO11, NO12 of NO10 and relay K 3:
Wherein, normally opened contact NO4, NO5, NO6 be sequentially connected in series and normally opened contact NO4 connect outfan Y2,
Normally opened contact NO6 connects described outfan Y1；
Normally-closed contact NC1, NC2, NC3 be sequentially connected in series and described normally-closed contact NC1 connect described outfan Y2,
Described normally-closed contact NC3 connects outfan Y1；
Normally opened contact NO7, NO8, NO9, NO10, NO11, NO12 are sequentially connected in series and normally opened contact NO7 connects
Meet outfan Y2, normally opened contact NO12 and connect outfan Y1；
Normally-closed contact NC4 one end connects normally opened contact NO8, the other end connects normally opened contact NO11；
Normally-closed contact NC5 one end connects outfan Y2, the other end connects normally opened contact NO9.
Further, in order to clearly describe circuit, as it is shown on figure 3, normally opened contact NO4, NO5, NO6 depend on
Secondary circuit A in series, normally-closed contact NC1, NC2, NC3 be followed in series to form circuit B, normally opened contact NO7,
NO8, NO9, NO10 are followed in series to form circuit C1D2, normally opened contact NO7, NO8 and normally-closed contact NC4
Be followed in series to form circuit C1C2, normally-closed contact NC4 series connection, NC5 series circuit constitutes D1C2, normally closed
Contact NC5 and normally opened contact NO9, NO10 are followed in series to form circuit D1D2.
Apparatus of the present invention also include alarm module, alarm module and the outfan Y1 of signal output module and defeated
Go out and hold Y2 to connect.
Embodiment
The workflow diagram of this device as shown in Figure 4, the switch element that this device uses is four relays
K1, K2, K3, K4, wherein, the function that relay K 1 realizes is the action shape of monitoring normally-closed contact BK1
State, the function that relay K 2 realizes is the operating state of monitoring normally-closed contact BK2, and relay K 3 realizes
Function is the operating state of monitoring normally-closed contact BZC, and the function that relay K 4 realizes is at band-type brake catalyst
Action keeps adhesive, relay K4 after device completes circuit switching during band-type brake detection switch motion
Coil losing electricity discharges, and its switch contact disconnects the transition circuit between outfan Y1, Y2.
When elevator is properly functioning, brake is in the state of declutching, and wherein brake is band-type brake described above,
Now device is in holding state, normally-closed contact BZC, BK1, BK2 all be Guan Bi, now outfan Y1,
Connected by circuit A, circuit C1D2 between Y2；During elevator brake, normally-closed contact BZC first disconnects, braking
Device action, now outfan Y1, Y2 is by circuit C1C2, circuit C1D2, circuit D1C2, circuit D1D2
Connect；When normally-closed contact BK1, BK2 also disconnects subsequently, outfan Y1, Y2 are by circuit B, circuit D1C2
Connect；Treating that relay K 4 time delay terminates, normally opened contact NO11 or NO12 disconnects, and outfan Y1, Y2 are only
Connected by circuit B.Under normally-closed contact BK1, BK2, BZC failure condition, device can report fault, normally closed tactile
Point BK1, BK2, BZC have following several failure condition:
If normally-closed contact BK1, BK2 action is asynchronous: during brake action, as normally-closed contact BK1, BK2
When action is asynchronous (one of them band-type brake detection switch can not disconnect in time), outfan Y1, Y2 are automatic
Disconnect；
If normally-closed contact BK1 or normally-closed contact BK2 normal open: during brake action, because of normally-closed contact BK1 or
Normally-closed contact BK2 sticks together and fails to disconnect in time, after relay K 4 time delay terminates, outfan Y1,
Y2 disconnects automatically；
If normally-closed contact BK1 or normally-closed contact BK2 is normally opened: normally-closed contact BK1 or normally-closed contact BK2 is one
Do not close when starting standby, then outfan Y1, Y2 can disconnect always；
If normally-closed contact BK1 or normally-closed contact BK2 damages: time standby, feedback switch damages (cannot close),
The most directly disconnect；During operation, feedback switch damages (cannot disconnect), because normally-closed contact BK1 or normally closed touches
Point BK2 sticks together when failing to disconnect, and after relay K 4 time delay terminates, outfan Y1, Y2 are from dynamic circuit breaker
Open；
If normally-closed contact BZC normal open: during normally-closed contact BK1, BK2 action that band-type brake detection switchs, output
End Y1, Y2 disconnect automatically；
If normally-closed contact BZC is normally opened: normally-closed contact BZC no Guan Bi when the most standby, then outfan Y1,
Y2 can disconnect always.
Malfunction and failure analysis is done below for the miscellaneous part in the monitoring device of a kind of band-type brake detection switch:
1, relay K 1 or relay K 2 do not discharge: during brake action, because of relay K 1 or relay
When K2 can not discharge in time, after relay K 4 time delay terminates, outfan Y1, Y2 disconnect automatically, if defeated
Go out port loop taking alarm and then should quote fault-signal；
2, relay K 3 does not discharges: during normally-closed contact BK1, BK2 action that band-type brake detection switchs, output
End Y1, Y2 disconnect automatically, if output port loop taking alarm, should quote fault-signal；
3, relay K 1 or relay K 2 can not adhesives: relay K 1 or relay K 2 are treated at the beginning
Do not have adhesive during machine, then outfan Y1, Y2 can disconnect always, if output port loop taking alarm, should quote
Fault-signal；
4, relay K 3 can not adhesive: relay K 3 there is not adhesive time the most standby, then outfan Y1,
Y2 can disconnect always, if output port loop taking alarm, should quote fault-signal；
5, relay K 4 can not discharge: because relay K 4 deenergization can not discharge, therefore normally opened contact
NO4 or normally opened contact NO5 can not disconnect, therefore outfan Y1, Y2 keep circuit B to connect；If output port
Fault-signal then should be quoted in loop taking alarm；
6, relay K 4 can not adhesive: during brake action, disconnects during normally-closed contact BZC action, output
End Y1, Y2 will disconnect automatically, if output port loop taking alarm, should quote fault-signal；
7, normally opened contact NO1 or normally opened contact NO2 normal open (switch adhesion): brake action, normally closed tactile
When point BK1, BK2 disconnect, because normally opened contact NO1 or normally opened contact NO2 sticks together, its relay
Other control switch and can not be operating normally, and treat that relay K 4 time delay terminates, and outfan Y1, Y2 are automatic
Disconnect, if output port loop taking alarm, fault-signal should be quoted；8, normally opened contact NO1 or normally opened touches
NO2 is normally opened for point: under holding state, because normally opened contact NO1 or normally opened contact NO2 is normally opened, therefore outfan Y1,
Y2 is only connected by A；Brake action, normally-closed contact BZC disconnects, and outfan Y1, Y2 will be from dynamic circuit breakers
Open, if output port loop taking alarm, fault-signal should be quoted；
9, normally opened contact NO3 normal open: after brake action, normally-closed contact BK1, BK2 of band-type brake monitoring switch
During action, outfan Y1, Y2 disconnect automatically, if output port loop taking alarm, should quote fault-signal；
10 normally opened contact NO3 are normally opened: under holding state, because normally opened contact NO1 or normally opened contact NO2 is normally opened,
Therefore outfan Y1, Y2 are only connected by circuit A；Brake action, normally-closed contact BZC disconnects, outfan
Y1, Y2 will disconnect automatically, if output port loop taking alarm, should quote fault-signal；
11, normally opened contact NO11 or normally opened contact NO12 normal open: under holding state, outfan Y1, Y2
Connected by circuit A, C1D2；During brake action, normally-closed contact BZC first disconnects, normally-closed contact BK1,
When BK2 disconnects the most subsequently, treating that relay K 4 time delay terminates, outfan Y1, Y2 keep circuit B to connect；
12, normally opened contact NO11 or normally opened contact NO12 is normally opened: under holding state, because of normally opened contact NO11
Or normally opened contact NO12 is normally opened, therefore outfan Y1, Y2 are only connected by circuit A；Brake action, normally closed
Contact BZC disconnects, and outfan Y1, Y2 will disconnect automatically, if output port loop taking alarm, should report
Be out of order signal；
13, normally opened contact NO4 or normally opened contact NO5 normal open (switch adhesion): under holding state, output
End Y1, Y2 are connected by circuit A, C1D2；During brake action, normally-closed contact BZC first disconnects, normally closed
When contact BK1, BK2 disconnect the most subsequently, stick together because relay K 1 or relay K 2 switch, normally opened
Contact NO4 or normally opened contact NO5 normal open, other control switches of its relay can not be operating normally,
Treating that relay K 4 time delay terminates, outfan Y1, Y2 disconnect automatically, if output port loop taking alarm, should
Quote fault-signal；
14, normally opened contact NO4 or normally opened contact NO5 is normally opened: under holding state, and outfan Y1, Y2 are only
Connected by circuit C1D2；During brake action, normally-closed contact BZC first disconnects, normally-closed contact BK1, BK2
When disconnecting the most subsequently, treating that relay K 4 time delay terminates, outfan Y1, Y2 are only connected by circuit B；
15, normally opened contact NO6 normal open: under holding state, outfan Y1, Y2 are by circuit A, circuit C1D2
Connect；Brake action, BZC first disconnects, but relay K 3 switch sticks together, normally opened contact NO6
Normal open, relay other control switches can not be operating normally, so time outfan Y1, Y2 still protect
Holding and do not turn off, when feedback switch BK1, BK2 also simultaneously switch off, outfan Y1, Y2 disconnect the most automatically,
If output port loop taking alarm, fault-signal should be quoted；
16, normally opened contact NO6 is normally opened: under holding state, and outfan Y1, Y2 are only connected by circuit C1D2；
During brake action, normally-closed contact BZC first disconnects, and when normally-closed contact BK1, BK2 disconnect the most subsequently, treats
Relay K 4 time delay terminates, and outfan Y1, Y2 keep being connected by circuit B road；
17, normally-closed contact NC1 or normally-closed contact NC2 normal open: under holding state, because of relay K 1 or continue
Electrical equipment K2 switch sticks together, normally-closed contact NC1 or normally-closed contact NC2 normal open, other controls of relay
Switch processed can not be operating normally, therefore outfan Y1, Y2 remain open, if taking alarm time of output port
Lu Zeying quotes fault-signal；
18, normally-closed contact NC1 or normally-closed contact NC2 is normally opened: under holding state, outfan Y1Y2 by A,
C1D2 connects；During brake action, normally-closed contact BZC first disconnects, and normally-closed contact BK1, BK2 are the most subsequently
During disconnection, treating that relay K 4 time delay terminates, outfan Y1, Y2 disconnect automatically, if output port is taking alarm
Fault-signal then should be quoted in loop；
19, normally-closed contact NC3 normal open: under holding state, relay K 1 or relay K 2 normally work,
But relay K 3 switch sticks together, and other switches also will not normally work, and outfan Y1, Y2 keep
Automatically disconnect, if output port loop taking alarm, fault-signal should be quoted；
20, normally-closed contact NC3 is normally opened: under holding state, and outfan Y1, Y2 are connect by circuit A, C1D2
Logical；During brake action, normally-closed contact BZC first disconnects, when normally-closed contact BK1, BK2 disconnect the most subsequently,
Treating that relay K 4 time delay terminates, outfan Y1, Y2 disconnect automatically, if output port loop taking alarm, should
Quote fault-signal；21, normally opened contact NO7 or normally opened contact NO8 normal open: under holding state, outfan
Y1, Y2 are connected by circuit A, C1D2；During brake action, normally-closed contact BZC first disconnects, normally-closed contact
When BK1, BK2 disconnect the most subsequently, stick together because relay K 1 or relay K 2 switch, normally opened contact
NO7 or normally opened contact NO8 normal open, other control switches of relay can not be operating normally, and treats relay
Device K4 time delay terminates, and outfan Y1, Y2 disconnect automatically, if output port loop taking alarm, should quote event
Barrier signal；
22, normally opened contact NO7 or normally opened contact NO8 is normally opened: under holding state, because of normally opened contact NO7 or
Normally opened contact NO8, normally opened outfan Y1, Y2 are only connected by circuit A；Treat that relay K 4 time delay terminates,
Outfan Y1, Y2 disconnect automatically, if output port loop taking alarm, should quote fault-signal；
23, normally-closed contact NC4 normal open: under holding state, relay K 1 or relay K 2 normally work,
But relay K 3 switch sticks together, and other switches also will not normally work, and outfan Y1, Y2 keep
Disconnect, if output port loop taking alarm, fault-signal should be quoted；
24, normally-closed contact NC4 is normally opened: under holding state, and outfan Y1, Y2 are connect by circuit A, C1D2
Logical；Brake action, normally-closed contact BZC first disconnects, and normally-closed contact BK1, BK2 arrives when also disconnecting subsequently
After relay K 4 time delay terminates, outfan Y1, Y2 keep B road to connect；
25, normally-closed contact NC5 normal open: under holding state, relay K 1 or relay K 2 normally work,
But relay K 3 switch sticks together, and other switches also will not normally work, and outfan Y1, Y2 keep
Disconnect, if output port loop taking alarm, fault-signal should be quoted；
26, normally-closed contact NC5 is normally opened: under holding state, and outfan Y1, Y2 are connect by circuit A, C1D2
Logical；Treating that relay K 4 time delay terminates, outfan Y1, Y2 keep circuit B to connect, and 27, normally opened contact NO9
Or normally opened contact NO10 normal open: under holding state, outfan Y1, Y2 are connected by circuit A, C1D2；Cause
Relay K 1 or relay K 2 switch stick together, normally opened contact NO9 or normally opened contact NO10 normal open,
Other control switches of relay can not be operating normally, and treats that relay K 4 time delay terminates, outfan Y1,
Y2 disconnects automatically, if output port loop taking alarm, should quote fault-signal；
28, normally opened contact NO9 or normally opened contact NO10 is normally opened: under holding state, normally opened contact NO9 or
Normally opened contact NO is normally opened, therefore outfan Y1, Y2 are only connected by circuit A；Treat that relay K 4 time delay terminates,
Outfan Y1, Y2 keep circuit B to connect；
Do malfunction and failure analysis for each parts in the monitoring device of a kind of band-type brake detection switch, draw
Under the single failure condition of this device, work normal to elevator does not results in security risk.
In sum, this device is by running and under braking two states at elevator, and contrast band-type brake switchs and embraces
The state of lock detection switch, result is exported by output port Y1, Y2, thus reaches to judge that band-type brake detection is opened
Close the effect whether being operating normally.By increase relay multipair contact composition four circuits, with this
Ensureing under elevator operation is transitioned into elevator brake state, A road is connected and is transitioned into the connection of B road, waits to prolong
Time relay release after, automatically disconnect and exiting.This designing and arranging is except because of band-type brake switch and band-type brake detection switch
Movement time interval and there is wrong report situation, it is ensured that signal output accuracy, improve the present invention dress
The reliability put.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art,
It is understood that these embodiments can be carried out without departing from the principles and spirit of the present invention
The change of multiple equivalence, revising, replace and modification, the scope of the present invention is by claims and equivalent thereof
Scope limits.
Claims (9)
1. the monitoring device of a band-type brake detection switch, it is characterised in that include Power Entry Module, control
Module, signal input module and signal output module, described control module inputs mould with described power supply respectively
Block, signal input module, signal output module connect；Described signal input module includes band-type brake switch and embraces
Lock detection switch, described control module receives band-type brake switch and band-type brake detection switches on-off generation after signal
Action, the on off operating mode of control signal output module；On the premise of, fault-free intact in this monitoring device,
When this device monitoring to band-type brake switch and band-type brake detection switch regular event, the output port of signal output module
Between keep path, when this device band-type brake switch or band-type brake detection switch one can not be operating normally time, signal is defeated
Go out the path between the output port of module to disconnect.
The monitoring device of a kind of band-type brake the most according to claim 1 detection switch, it is characterised in that institute
Stating signal input module, include band-type brake switch and normally-closed contact BZC thereof, the first band-type brake detection switch it is normal
Closed contact BK1 and the second band-type brake detection switch its normally-closed contact BK2；BK1, BK2 detect band-type brake two respectively
The duty of side, when the coil electricity of band-type brake switch, the BZC switch motion of its normally-closed contact, now band-type brake
Coil obtains electric, brake action, subsequently the first band-type brake detection switch and normally closed the touching of the second band-type brake detection switch
Also there is action when the action of band-type brake being detected in some BK1, BK2, by band-type brake switch and band-type brake detection switch
Actuating signal input control module.
The monitoring device of a kind of band-type brake the most according to claim 2 detection switch, it is characterised in that institute
State control module and include relay unit, the first normally opened contact unit, electrochemical capacitor C and resistance R, institute
State relay unit and include that relay K 1, K2, K3, K4, described first normally opened contact unit include relay
The normally opened contact NO1 of K1, the normally opened contact NO2 of relay K 2, the normally opened contact NO3 of relay K 3,
Wherein said relay K 1 is for monitoring the operating state of normally-closed contact BK1, one end of described relay K 1
Being connected in series with one end of normally-closed contact BK1, the other end of described relay K 1 connects Power Entry Module
Anelectrode, the other end of described normally-closed contact BK1 connects the negative electrode of Power Entry Module；
Described relay K 2 is for monitoring the operating state of BK2, and one end of described relay K 2 is touched with normally closed
One end of point BK2 is connected in series, and the other end of described relay K 2 connects the anelectrode of Power Entry Module,
The other end of described normally-closed contact BK2 connects the negative electrode of Power Entry Module；
Described relay K 3 is for monitoring the operating state of BZC, and one end of described relay K 3 is touched with normally closed
One end of point BZC is connected in series, and the other end of described relay K 3 connects the anelectrode of Power Entry Module,
The other end of described normally-closed contact BZC connects the negative electrode of Power Entry Module；
Described relay K 4 is for keeping inhaling during band-type brake switch motion to band-type brake detection switch motion
Close, after device completes circuit switching relay K4 coil losing electricity release, described relay K 4, normally opened touch
Put NO1, normally opened contact NO2, normally opened contact NO3 are sequentially connected in series and described relay K 4 connects described power supply
The negative electrode of input module, described normally opened contact NO3 connect the anelectrode of described Power Entry Module；
Described electrochemical capacitor C is connected in parallel with relay K 4 after connecting with described resistance R.
The monitoring device of elevator internal contracting brake the most according to claim 3 detection switch, it is characterised in that institute
State control module and also include sustained diode 1, D2, D3, D4, described sustained diode 1, D2, D3,
D4 is in parallel with described relay K 1, K2, K3, K4 respectively.
The monitoring device of a kind of band-type brake the most according to claim 4 detection switch, it is characterised in that institute
The anode stating sustained diode 1 is connected with described normally-closed contact BK1 one end, negative electrode inputs with described power supply
The anelectrode of module connects, the anode of described sustained diode 2 is connected with described normally-closed contact BK2 one end,
Negative electrode is connected with the anelectrode of described Power Entry Module, the anode of described sustained diode 3 with described often
Closed contact BZC one end connects, negative electrode is connected with the anelectrode of described Power Entry Module, described afterflow two pole
The anode of pipe D4 is connected with the negative electrode of described Power Entry Module, negative electrode and described normally opened contact NO1 mono-
End connects.
The monitoring device of a kind of band-type brake the most according to claim 1 detection switch, it is characterised in that institute
State signal output module and include normally-closed contact unit, the second normally opened contact unit, outfan Y1 and output
End Y2, described normally-closed contact unit includes normally-closed contact NC1, NC2, NC3, NC4, NC5, described second
Normally opened contact unit includes normally opened contact NO4, NO5, NO6, NO7, NO8, NO9, NO10, NO11, NO12,
Wherein
Described normally opened contact NO4, NO5, NO6 are sequentially connected in series and described normally opened contact NO4 connects described output
End Y2, described normally opened contact NO6 connect described outfan Y1；
Described normally-closed contact NC1, NC2, NC3 are sequentially connected in series and described normally-closed contact NC1 connects described output
End Y2, described normally-closed contact NC3 connect described outfan Y1；
Described normally opened contact NO7, NO8, NO9, NO10, NO11, NO12 are sequentially connected in series and described normally opened tactile
Point NO7 connects described outfan Y2, described normally opened contact NO12 and connects described outfan Y1；
Described normally-closed contact NC4 one end connects described normally opened contact NO8, the other end connects described normally opened contact
NO11；
Described normally-closed contact NC5 one end connects described outfan Y2, the other end connects described normally opened contact NO9.
The monitoring device of a kind of band-type brake the most according to claim 6 detection switch, it is characterised in that institute
Stating the normally-closed contact that normally-closed contact NC1 is relay K 1, described normally-closed contact NC2 is the normal of relay K 2
Closed contact, described normally-closed contact NC3, NC4, NC5 are the normally-closed contact of relay K 3, described normally opened tactile
Point NO4, NO7, NO9 are the normally opened contact of relay K 1, and described normally opened contact NO5, NO8, NO10 are
The normally opened contact of relay K 2, described normally opened contact NO6, NO11, NO12 are that the normally opened of relay K 3 touches
Point.
The monitoring device of a kind of band-type brake the most according to claim 6 detection switch, it is characterised in that institute
State monitoring device and also include the outfan Y1 of alarm module, described alarm module and described signal output module
And outfan Y2 connects.
The monitoring device of a kind of band-type brake the most according to claim 1 detection switch, it is characterised in that institute
State Power Entry Module and 24V DC voltage is provided.
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| CN201610486896.8A CN105967016B (en) | 2016-06-24 | 2016-06-24 | A kind of monitoring device of band-type brake detection switch |
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| CN201610486896.8A CN105967016B (en) | 2016-06-24 | 2016-06-24 | A kind of monitoring device of band-type brake detection switch |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110294380A (en) * | 2019-07-09 | 2019-10-01 | 天津市特种设备监督检验技术研究院(天津市特种设备事故应急调查处理中心) | A kind of elevator brake band-type brake response performance monitoring method and monitoring device based on data-driven |
| CN110540117A (en) * | 2019-04-03 | 2019-12-06 | 浙江梅轮电梯股份有限公司 | remote testing device for machine-room-less brake |
| CN110759200A (en) * | 2019-10-29 | 2020-02-07 | 迅达（中国）电梯有限公司 | Machine-room-less elevator braking force verification device |
| CN112305975A (en) * | 2020-11-18 | 2021-02-02 | 上海高桥捷派克石化工程建设有限公司 | Remote control's select switch |
| CN113443527A (en) * | 2021-06-29 | 2021-09-28 | 苏州汇川控制技术有限公司 | Self-learning method, main controller, control system and storage medium |
| CN113772507A (en) * | 2021-09-09 | 2021-12-10 | 广东省特种设备检测研究院珠海检测院 | Detection method of wiring form of elevator brake fault protection switch |
| CN114148854A (en) * | 2021-12-08 | 2022-03-08 | 武汉捷能自动化技术有限公司 | Elevator brake detection method and system |
| CN114933219A (en) * | 2022-04-15 | 2022-08-23 | 康力电梯股份有限公司 | Electric brake release device capable of carrying out self-diagnosis on state of operating button |
| CN118330371A (en) * | 2024-06-12 | 2024-07-12 | 申龙电梯股份有限公司 | Elevator traction machine band-type brake single-group braking part detection device and detection method thereof |
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| CN110540117A (en) * | 2019-04-03 | 2019-12-06 | 浙江梅轮电梯股份有限公司 | remote testing device for machine-room-less brake |
| CN110540117B (en) * | 2019-04-03 | 2024-06-11 | 浙江梅轮电梯股份有限公司 | Remote testing device for non-machine room brake |
| CN110294380A (en) * | 2019-07-09 | 2019-10-01 | 天津市特种设备监督检验技术研究院(天津市特种设备事故应急调查处理中心) | A kind of elevator brake band-type brake response performance monitoring method and monitoring device based on data-driven |
| CN110759200A (en) * | 2019-10-29 | 2020-02-07 | 迅达（中国）电梯有限公司 | Machine-room-less elevator braking force verification device |
| CN112305975B (en) * | 2020-11-18 | 2022-12-20 | 上海高桥捷派克石化工程建设有限公司 | Remote control's select switch |
| CN112305975A (en) * | 2020-11-18 | 2021-02-02 | 上海高桥捷派克石化工程建设有限公司 | Remote control's select switch |
| CN113443527A (en) * | 2021-06-29 | 2021-09-28 | 苏州汇川控制技术有限公司 | Self-learning method, main controller, control system and storage medium |
| CN113772507A (en) * | 2021-09-09 | 2021-12-10 | 广东省特种设备检测研究院珠海检测院 | Detection method of wiring form of elevator brake fault protection switch |
| CN114148854A (en) * | 2021-12-08 | 2022-03-08 | 武汉捷能自动化技术有限公司 | Elevator brake detection method and system |
| CN114933219B (en) * | 2022-04-15 | 2024-03-15 | 康力电梯股份有限公司 | Electric brake release device capable of performing self-diagnosis on state of operation button |
| CN114933219A (en) * | 2022-04-15 | 2022-08-23 | 康力电梯股份有限公司 | Electric brake release device capable of carrying out self-diagnosis on state of operating button |
| WO2025001236A1 (en) * | 2023-06-30 | 2025-01-02 | 菱王电梯有限公司 | Control device, elevator and control method |
| CN118330371A (en) * | 2024-06-12 | 2024-07-12 | 申龙电梯股份有限公司 | Elevator traction machine band-type brake single-group braking part detection device and detection method thereof |
| CN118330371B (en) * | 2024-06-12 | 2024-10-11 | 申龙电梯股份有限公司 | Elevator traction machine band-type brake single-group braking part detection device and detection method thereof |
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