CN108506385A - A kind of monitoring device and its monitoring method of elevator machine brake - Google Patents
A kind of monitoring device and its monitoring method of elevator machine brake Download PDFInfo
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- CN108506385A CN108506385A CN201810505126.2A CN201810505126A CN108506385A CN 108506385 A CN108506385 A CN 108506385A CN 201810505126 A CN201810505126 A CN 201810505126A CN 108506385 A CN108506385 A CN 108506385A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 40
- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 148
- 230000015654 memory Effects 0.000 claims abstract description 42
- 230000002159 abnormal effect Effects 0.000 claims abstract description 27
- 238000012423 maintenance Methods 0.000 claims abstract description 24
- 230000008439 repair process Effects 0.000 claims abstract description 16
- 230000000737 periodic effect Effects 0.000 claims abstract description 9
- 230000004044 response Effects 0.000 claims description 5
- 238000003860 storage Methods 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005055 memory storage Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D66/02—Apparatus for indicating wear
- F16D66/021—Apparatus for indicating wear using electrical detection or indication means
- F16D66/026—Apparatus for indicating wear using electrical detection or indication means indicating different degrees of lining wear
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D2066/006—Arrangements for monitoring working conditions, e.g. wear, temperature without direct measurement of the quantity monitored, e.g. wear or temperature calculated form force and duration of braking
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Indicating And Signalling Devices For Elevators (AREA)
Abstract
A kind of monitoring device and its monitoring method of elevator machine brake, belong to the safety guard technical field of elevator.Include the following steps：S1）Elevator is run；S2）The switch board sends out periodic detection signal to brake detection unit；S3）Each item data when the brake detection unit detection brake operation, and each item data detected is sent to control panel；Every secure threshold when the control panel runs each item data that brake detection unit detects with the brake that first memory stores is made comparisons, if detecting obtained data within the scope of secure threshold, it then generates normal signal and terminates to detect, if detecting obtained data other than the range of secure threshold, generates abnormal signal and be sent to switch board.Advantage：The operating condition of traction machine brake can be effectively detected, and notice maintenance unit carries out stopping terraced repair in time, improves the working efficiency of maintenance staff, avoids the generation of elevator accident to greatest extent.
Description
Technical field
The invention belongs to the safety guard technical fields of elevator, and in particular to a kind of prison of elevator machine brake
Survey device and its monitoring method.
Background technology
In recent years, with the rapid development of the national economy, people's material life and culture life have obtained rapid promotion,
Elevator has become for indispensable facilities for transport and communication in skyscraper, also, over the last number of years, the elevator ownership in China
Continue to increase, by 2016, national elevator ownership had reached 493.69 ten thousand, and huge elevator ownership will be elevator
Market in repair service brings huge space.
Currently, China's elevator frequency of use is higher, as soon as the running frequency of an elevator day has often reached thousands of times, this
It is serious to result in wear and tear in machines, the problems such as element part aging.Further, if repair, maintenance are not caught up with, all kinds of elevators
Accident will take place frequently, such as accidental movement of elevator cage, rush to summit or crouching bottom.Wherein, it rushes to summit or crouching bottom accident is typically due to elevator
Brake malfunctions caused by.Brake is the highly important component of elevator, if misfunctioning of brake or carry hidden danger,
Elevator will be in runaway condition, no safety guarantee, and elevator is once accident occurs, it will be caused to the security of the lives and property of people
Greatly harm.Therefore, other than reinforcing the technical perfection of standard, the ordinary maintenance maintenance of elevator is also extremely important, especially
Be inspection to brake, maintenance and repair it is the most important thing.According to the rules, brake requires maintenance in 15 days primary, ties up every time
It is related to the following contents when guarantor：Check electromagnetic brake spring, electromagnetic brake iron core；Check brake block abrasion condition, serious wear
Should give replacement；Check the axis of brake, whether moving component is flexible, whether works normally, and whether there is or not inordinate wears, when necessary
It is lubricated；It checks whether brake keeps releasing orientation under lasting energization, ensures brake operation flexibility and reliability.
As things go, elevator safety guarantee mainly by maintenance unit regular maintenance and testing agency it is regular
Detection, working efficiency is relatively low, makes the frequency inspected periodically in reality that can not ensure., whereas if can be carried out to elevator
Detection or early warning in real time notify maintenance unit to carry out stopping terraced repair in time, can save manpower, improve maintenance efficiency, most
The generation for avoiding elevator accident of limits, preferably carries out the safe operation of elevator, protects the security of the lives and property of people.
In view of above-mentioned prior art, the applicant has made beneficial design, technical solution described below be
It is generated under this background.
Invention content
The top priority of the present invention is to provide a kind of monitoring device of elevator machine brake, can effectively detect and drag
Draw the operating condition of brake, and notice maintenance unit carries out stopping terraced repair in time, greatly improves the work effect of maintenance staff
Rate avoids the generation of elevator accident to greatest extent.
Another task of the present invention is to provide a kind of monitoring method of the monitoring device of elevator machine brake, the party
Method step is simple and can ensure comprehensive embodiment of technique effect described in the monitoring device of the elevator machine brake.
What the top priority of the present invention was performed by, a kind of monitoring device of elevator machine brake is described
Elevator includes the brake being installed on traction machine, switch board, it is characterised in that：The monitoring device is mounted on traction machine
On, for monitoring brake operation conditions, monitoring device includes control panel, first memory and brake detection unit, institute
It states first memory and brake detection unit is electrically connected with control panel respectively, the control panel is electrically connected with switch board again, institute
The switch board stated is electrically connected with brake detection unit again, wherein first memory is used to store items when brake operation
Secure threshold, brake detection unit are used to detect each item data when brake operation, and control panel is by detecting brake
Each item data that unit is detected is made comparisons with the brake items secure threshold stored in first memory, obtains normal letter
Number or abnormal signal, terminate to detect if obtaining normal signal；If obtaining abnormal signal, then abnormal signal is sent to control
Cabinet, it is out of service and notify maintenance center on-call maintenance by switch board control elevator.
Further include the display unit being electrically connected with control panel, the display in the specific embodiment of the present invention
Unit shows the result that control panel obtains.
Further include the second storage being electrically connected with brake detection unit in another specific embodiment of the present invention
Device, each item data when the brake that second memory storage brake detection unit detects is run.
Further include being serially connected in the brake detection unit and control in another specific embodiment of the present invention
Second memory between plate, it is each when the brake that second memory storage brake detection unit detects is run
Item data, and be sent to control panel and judged.
In another specific embodiment of the present invention, the secure threshold stored in the first memory includes system
The startup voltage threshold of dynamic device electromagnet, release voltage threshold value, brake response time threshold value, brake sound dish gap
Threshold value, frictional disk thickness threshold value and brake coil temperature rise threshold value.
In the present invention there are one in specific embodiment, the brake detection unit include voltage detection module,
Time detection module, gap and brake rubber block detection module and temperature detecting module.
Further include being electrically connected with the brake detection unit the present invention's and then in a specific embodiment
Manual pushbutton, when pressing the manual pushbutton, brake detection unit is detected at once, and result is single by showing
Member display.
What another task of the present invention was performed by, a kind of monitoring side of the monitoring device of elevator machine brake
Method, which is characterized in that include the following steps：
S1）Elevator is run；
S2）The switch board sends out periodic detection signal to brake detection unit；
S3）Each item data when the brake detection unit detection brake operation, and each item data detected is sent
To control panel；
S4) each item data that the control panel detects brake detection unit and the brake of first memory storage are transported
Every secure threshold when row is made comparisons, if the data that detection obtains generate normal signal within the scope of secure threshold
And terminate to detect, if the data that detection obtains generate abnormal signal and are sent to switch board other than the range of secure threshold,
Execute step S5）；
S5）The switch board pause elevator runs and maintenance center is notified to repair, and detection terminates.
Another task of the present invention may also is that complete, a kind of monitoring device of elevator machine brake
Monitoring method, which is characterized in that include the following steps：
S1）Elevator is run；
S2）The switch board sends out periodic detection signal to brake detection unit；
S3）Each item data when the brake detection unit detection brake operation, and each item data detected is sent
To control panel；
S4) each item data that the control panel detects brake detection unit and the brake of first memory storage are transported
Every secure threshold when row is made comparisons, if the data that detection obtains generate normal signal within the scope of secure threshold
And it is sent to display unit, execute step S5）If detecting obtained data other than the range of secure threshold, exception is generated
Signal is simultaneously sent to display unit and switch board simultaneously, executes step S6）；
S5）The display unit, which is shown as a result, detecting, to be terminated；
S6）The switch board pause elevator runs and maintenance center is notified to repair, while display unit is shown as a result, examining
Survey terminates.
Another task of the present invention may also is that complete, a kind of monitoring device of elevator machine brake
Monitoring method, which is characterized in that include the following steps：
S1）Staff presses manual pushbutton；
S2）Each item data when the brake detection unit detection brake operation, and each item data detected is sent
To control panel；
S3) each item data that the control panel detects brake detection unit and the brake of first memory storage are transported
Every secure threshold when row is made comparisons, if the data that detection obtains generate normal signal within the scope of secure threshold,
If the obtained data of detection other than the range of secure threshold, generate abnormal signal, the control panel is by the normal letter of acquisition
Number or abnormal signal be sent to display unit, execute step S4）；
S4）The display unit, which is shown as a result, detecting, to be terminated.
The present invention is due to the above structure, by traction machine brake pick-up voltage threshold value, release voltage threshold value, braking
Response time threshold value, sound dish gap threshold value, frictional disk thickness threshold value, brake coil temperature rise threshold value and are stored in first memory,
Foundation when every data monitoring comparison when being run as brake, by cut-in voltage to elevator machine brake,
The important parameters such as release voltage, braking response time, sound iron core gap, disc thickness are effectively detected, and can be known comprehensively
The operating condition for knowing elevator, scents a hidden danger and sends out alarm, notify maintenance staff to stop terraced repair, be thus considerably improved in time
The safety of elevator operation, improves the working efficiency of maintenance staff, avoids the generation of elevator accident to greatest extent.
Description of the drawings
Fig. 1 is the structure diagram of one embodiment of the invention.
Fig. 2 is the step flow chart of one embodiment of the invention.
Fig. 3 is the structure diagram of another embodiment of the present invention.
Fig. 4 is the step flow chart of another embodiment of the present invention.
Fig. 5 is the structure diagram of another embodiment of the invention.
Fig. 6 is the step flow chart of another embodiment of the invention.
Fig. 7 is the structure diagram of further embodiment of the present invention.
Fig. 8 is the step flow chart of yet another embodiment of the invention.
Fig. 9 is the structure diagram of the present invention and then one embodiment.
Figure 10 is the step flow chart of the present invention and then one embodiment.
Figure 11 is the more structure diagram of one embodiment of the invention.
Figure 12 is the more step flow chart of one embodiment of the invention.
In figure：1. switch board；2. control panel；3. first memory；4. brake detection unit, 41. voltage detection modules,
42. time detection module, 43. gaps and brake rubber block detection module, 44. temperature detecting modules；5. microswitch；6. display unit；
7. second memory；8. manual pushbutton.
Specific implementation mode
In order to enable the public to fully understand the technical spirit and advantageous effect of the present invention, applicant will be below in conjunction with attached drawing
The specific implementation mode of the present invention is described in detail, but applicant appoints the limitation that the description of embodiment is not to technical solution
What conceives to change in the form rather than substance according to the present invention all should be considered as protection scope of the present invention.
Embodiment 1：
Referring to Fig. 1, the present invention relates to a kind of monitoring device of elevator machine brake, the elevator includes being installed on to drag
Draw brake, the switch board 1 on machine.The monitoring device is mounted on traction machine, for monitoring brake condition.The prison
It includes control panel 2, first memory 3 and brake detection unit 4 to survey device, and the first memory 3 and brake detect
Unit 4 is electrically connected with control panel 2 respectively, and the control panel 2 is electrically connected with switch board 1 again, the switch board 1 and and brake
Detection unit 4 is electrically connected.Wherein, first memory 3 is used to store every secure threshold when brake is run, the safety
Threshold value includes startup voltage threshold, release voltage threshold value, brake response time threshold value, the brake of brake electromagnet
Sound dish gap threshold value, frictional disk thickness threshold value and brake coil temperature rise threshold value, these secure thresholds can be in manufacture
It is arranged by traction machine factory and is stored into first memory, can also be reset by professional in installation or maintenance sites.
Every Data Concurrent that the brake detection unit 4 is used to detect brake gives control panel 2, and the control panel 2 will be made
Each item data that dynamic device detection unit 4 is detected is made comparisons with the brake items secure threshold stored in first memory 3,
To obtain normal signal or abnormal signal, detects and terminate if obtaining normal signal；If obtaining abnormal signal, then by abnormal letter
Number it is sent to switch board 1, it is out of service and notify maintenance center on-call maintenance to control elevator by switch board 1.In the present embodiment,
The brake detection unit 4 include voltage detection module 41, time detection module 42, gap and brake rubber block detection module 43 and
Temperature detecting module 44, above-mentioned each detection module are separately connected control panel 2.
The monitoring method of the monitoring device of elevator machine brake described in the present embodiment, as shown in Fig. 2, including as follows
Step：
S1）Elevator is run；
S2）The switch board 1 sends out periodic detection signal to brake detection unit 4；
S3）The brake detection unit 4 detects each item data when brake operation, and each item data detected is sent
To control panel 2；
S4) the brake that the control panel 2 stores each item data that brake detection unit 4 detects with first memory 3
Every secure threshold when operation is made comparisons, if the data that detection obtains within the scope of secure threshold, generate normal letter
Number and terminate to detect, if the obtained data of detection generate abnormal signal and are sent to control other than the range of secure threshold
Cabinet 1 executes step S5）；
S5）The switch board 1 suspends elevator and runs and maintenance center is notified to repair, and detection terminates.
In the method, since switch board 1 is included periodically to the detection function of force for lift, so when switch board 1 is real
Brake force is applied from the monitoring device that can start this brake when monitoring simultaneously, the monitoring device is made to keep same with elevator control system
The monitoring frequency of step will not make detection of complex while increasing function.
Embodiment 2：
Referring to Fig. 3, in the present embodiment, microswitch 5, the microswitch are also equipped on the traction machine brake
5 are electrically connected with switch board 1, and to switch board 1 when being set as when microswitch 5 acts full n times i.e. when brake action n times
Send detection signal.
The monitoring method of the monitoring device of elevator machine brake described in the present embodiment, as shown in figure 4, including as follows
Step：
S1）Elevator is run；
S2）When microswitch 5 acts full n times signal is sent to switch board 1；
S3）When switch board 1 detects elevator in a dormant state detection signal is sent out to brake detection unit 4；
S4）The brake detection unit 4 detects each item data when brake operation, and each item data detected is sent
To control panel 2；
S5) the brake that the control panel 2 stores each item data that brake detection unit 4 detects with first memory 3
Every secure threshold when operation is made comparisons, if the data that detection obtains within the scope of secure threshold, generate normal letter
Number, detection terminates；If detecting obtained data other than the range of secure threshold, generates abnormal signal and be sent to switch board
1, execute step S6）；
S6）Switch board 1 suspends elevator and runs and maintenance center is notified to repair, and detection terminates.
Embodiment 3：
Referring to Fig. 5, in the present embodiment, the monitoring device of the elevator machine brake further includes being convenient for staff
It is visually known the display unit 6 whether brake is in normal condition, the display unit 6 connects control panel 2.Work as control
When plate 2 obtains normal signal, display unit 6 accordingly shows that monitoring device is in normal condition；When control panel 2 obtains abnormal letter
Number when, display unit 6 accordingly shows that monitoring device is in abnormality.The display unit 6 can be a display screen, use
In the every detection data of display；Can also be the indicator light of different colours, for example, it is normal when green light, when red when abnormal.It is real
On border, the display of this monitoring device can also be made more intuitive, for example, the consequential signal can pass through four display units
6 show, the inspection of the testing result, time detection module 42 of four display units 6 difference corresponding voltage detection module 41
Result, gap and the testing result of brake rubber block detection module 43 and the testing result of temperature detecting module 44 are surveyed, in this way, encountering
When abnormal conditions, staff can know which of brake partly there is a problem, thus can save at a glance
Investigate the time.
The monitoring method of the monitoring device of elevator machine brake described in the present embodiment, as shown in fig. 6, including as follows
Step：
S1）Elevator is run；
S2）The switch board 1 sends out periodic detection signal to brake detection unit 4；
S3）The brake detection unit 4 detects each item data of brake, and each item data detected is sent to control
Plate 2；
S4) each item data that the control panel 2 detects brake detection unit 4 and the items safety in first memory 3
Threshold value is made comparisons, if the data that detection obtains within the scope of secure threshold, generate normal signal and are sent to display list
Member 6 executes step S5）；If detecting obtained data other than the range of secure threshold, generates abnormal signal and send simultaneously
To display unit 6 and switch board 1, step S6 is executed）；
S5）Display unit 6 is shown as a result, detection terminates；
S6）Switch board 1 suspends elevator and runs and maintenance center is notified to repair, while the display of display unit 6 is as a result, detection knot
Beam.
Embodiment 4：
Fig. 7 and Fig. 9 are please referred to, in the present embodiment, the monitoring device of the elevator machine brake further includes second depositing
Reservoir 7, the second memory 7 can be individually electrically connected with brake detection unit 4, can also be serially connected in brake detection unit 4
Between control panel 2.The second memory 7 can provide the variation that each parameter of brake changes over time in specific environment
Feature, and being stored, is provided to maintaining unit or elevator manufacturer, so that it will be repaired or when production development carries out from now on
With reference to.
When second memory 7 is individually electrically connected with brake detection unit 4, the prison of the elevator machine brake
The monitoring method for surveying device, as shown in figure 8, including the following steps：
S1）Elevator is run；
S2）The switch board 1 sends out periodic detection signal to brake detection unit 4；
S3）The brake detection unit 4 detects each item data of brake, and each item data detected is sent to control
Plate 2 and second memory 7；
S4) second memory 7 stores each item data for the brake that brake detection unit 4 detects, the control panel
2 make comparisons each item data that brake detection unit 4 detects with every secure threshold in first memory 3, if detection
Obtained data then generate normal signal within the scope of secure threshold, and detection terminates；If detecting obtained data in safety
It other than the range of threshold value, then generates abnormal signal and is sent to switch board 1, execute step S5）；
S5）Switch board 1 suspends elevator and runs and maintenance center is notified to repair, and detection terminates.
When second memory 7 is serially connected between brake detection unit 4 and control panel 2, the elevator traction mechanism
The monitoring method of the monitoring device of dynamic device includes the following steps as shown in Figure 10：
S1）Elevator is run；
S2）The switch board 1 sends out periodic detection signal to brake detection unit 4；
S3）The brake detection unit 4 detects each item data of brake, and each item data detected is sent to second
Memory 7；
S4) second memory 7 stores each item data for the brake that brake detection unit 4 detects, while will be every
Data are sent to control panel 2；
S5）Each item data that the control panel 2 detects brake detection unit 4 and the items safety in first memory 3
Threshold value is made comparisons, if the data that detection obtains generate normal signal, detection terminates within the scope of secure threshold；If inspection
The data measured then generate abnormal signal and are sent to switch board 1 other than the range of secure threshold, execute step S6）；
S6）Switch board 1 suspends elevator and runs and maintenance center is notified to repair, and detection terminates.
Embodiment 5：
1 is please referred to Fig.1, in the present embodiment, the monitoring device of the elevator machine brake further includes and the braking
The manual pushbutton 8 that device detection unit 4 is electrically connected.The function of the manual pushbutton 8 is by lower button, when pressing the manual pushbutton
When 8,4 horse back of brake detection unit is detected, and testing result can be directly displayed by display unit 6, and without being transferred to
Switch board 1.When the regular maintenance of elevator, as long as maintenance staff press manual pushbutton 8, monitoring device can be made once to be braked
Device detects, and testing result is shown by display unit 6, it is no longer necessary to which maintenance staff carry out brake parameters
Artificial detection one by one saves manpower and time so as to simplify maintenance program, improves maintenance efficiency.
The monitoring method of the monitoring device of elevator machine brake described in the present embodiment, as shown in figure 12, including such as
Lower step：
S1）Staff presses manual pushbutton 8；
S2）The brake detection unit 4 detects each item data of brake, and each item data detected is sent to control
Plate 2；
S3) each item data that the control panel 2 detects brake detection unit 4 and the items safety in first memory 3
Threshold value is made comparisons, if the data that detection obtains generate normal signal within the scope of secure threshold, if the number that detection obtains
According to abnormal signal other than the range of secure threshold, is then generated, the control panel 2 sends out the normal signal of acquisition or abnormal signal
Display unit 6 is given, step S4 is executed）；
S4）Display unit 6 is shown as a result, detection terminates；
To sum up, the monitoring device of elevator machine brake of the present invention can choose to install or all installation display unit 6, the
Two memories 7, manual pushbutton 8 etc., and according to specific use environment, frequency of use, testing requirements, setting is all or part of
Detection module sets the arrangement of each functional component, and to reach best monitoring effect, playing has elevator machine brake
Early warning is imitated, to improve the safety of elevator operation, the working efficiency of maintenance staff is improved, avoids elevator accident to the maximum extent
Generation.
Claims (10)
1. a kind of monitoring device of elevator machine brake, the elevator includes the brake being installed on traction machine, control
Cabinet (1) processed, it is characterised in that：The monitoring device is mounted on traction machine, for monitoring brake operation conditions, monitoring dress
It sets including control panel (2), first memory (3) and brake detection unit (4), the first memory (3) and brake
Detection unit (4) is electrically connected with control panel (2) respectively, the control panel (2) and is electrically connected with switch board (1), the control
It cabinet (1) and is electrically connected with brake detection unit (4), wherein first memory (3) is used to store items when brake operation
Secure threshold, brake detection unit (4) are used to detect each item data when brake operation, and control panel (2) will be by that will brake
Each item data that device detection unit (4) is detected and the brake items secure threshold stored in first memory (3) make ratio
Compared with acquisition normal signal or abnormal signal terminate to detect if obtaining normal signal；If abnormal signal is obtained, by abnormal letter
Number it is sent to switch board (1), it is out of service by switch board (1) control elevator and notify maintenance center on-call maintenance.
2. a kind of monitoring device of elevator machine brake according to claim 1, it is characterised in that further include and control
The display unit (6) of making sheet (2) electrical connection, the display unit (6) show the result that control panel (2) obtains.
3. a kind of monitoring device of elevator machine brake according to claim 1, it is characterised in that further include and make
The second memory (7) of dynamic device detection unit (4) electrical connection, the second memory (7) store brake detection unit (4)
Each item data when the brake operation detected.
4. a kind of monitoring device of elevator machine brake according to claim 1, it is characterised in that further include concatenation
Second memory (7) between the brake detection unit (4) and control panel (2), the second memory (7) are deposited
Each item data when the brake operation that storage brake detection unit (4) detects, and be sent to control panel (2) and judged.
5. a kind of monitoring device of elevator machine brake according to claim 1, it is characterised in that described first
The secure threshold stored in memory (3) includes the startup voltage threshold of brake electromagnet, release voltage threshold value, brake system
Dynamic response time threshold, brake sound dish gap threshold value, frictional disk thickness threshold value and brake coil temperature rise threshold value.
6. a kind of monitoring device of elevator machine brake according to claim 1, it is characterised in that the brake
Detection unit (4) includes voltage detection module (41), time detection module (42), gap and brake rubber block detection module (43) and temperature
Spend detection module (44).
7. a kind of monitoring device of elevator machine brake according to claim 2, it is characterised in that further include and institute
The manual pushbutton (8) for brake detection unit (4) electrical connection stated, when pressing manual pushbutton (8), brake detection
Unit (4) is detected at once, and result is shown by display unit (6).
8. a kind of monitoring method of the monitoring device of elevator machine brake as described in claim 1, which is characterized in that packet
Include following steps：
S1）Elevator is run；
S2）The switch board (1) sends out periodic detection signal to brake detection unit (4)；
S3）Each item data when brake detection unit (4) the detection brake operation, and each item data detected is sent out
Give control panel (2)；
S4) each item data that the control panel (2) detects brake detection unit (4) and first memory (3) storage
Every secure threshold when brake is run is made comparisons, if the data that detection obtains generate within the scope of secure threshold
Normal signal simultaneously terminates to detect, if the data that detection obtains generate abnormal signal and send other than the range of secure threshold
Switch board (1) is given, step S5 is executed）；
S5）Switch board (1) the pause elevator runs and maintenance center is notified to repair, and detection terminates.
9. a kind of monitoring method of the monitoring device of elevator machine brake as claimed in claim 2, which is characterized in that packet
Include following steps：
S1）Elevator is run；
S2）The switch board (1) sends out periodic detection signal to brake detection unit (4)；
S3）Each item data when brake detection unit (4) the detection brake operation, and each item data detected is sent out
Give control panel (2)；
S4) each item data that the control panel (2) detects brake detection unit (4) and first memory (3) storage
Every secure threshold when brake is run is made comparisons, if the data that detection obtains generate within the scope of secure threshold
Normal signal is simultaneously sent to display unit (6), executes step S5）If detecting obtained data other than the range of secure threshold,
It then generates abnormal signal and is sent to display unit (6) and switch board (1) simultaneously, execute step S6）；
S5）Display unit (6) display is as a result, detection terminates；
S6）Switch board (1) the pause elevator runs and maintenance center is notified to repair, while display unit (6) is shown
As a result, detection terminates.
10. a kind of monitoring method of the monitoring device of elevator machine brake as claimed in claim 7, which is characterized in that
Include the following steps：
S1）Staff presses manual pushbutton (8)；
S2）Each item data when brake detection unit (4) the detection brake operation, and each item data detected is sent out
Give control panel (2)；
S3) each item data that the control panel (2) detects brake detection unit (4) and first memory (3) storage
Every secure threshold when brake is run is made comparisons, if the data that detection obtains generate within the scope of secure threshold
Normal signal, if the data that detection obtains other than the range of secure threshold, generate abnormal signal, the control panel (2) will
The normal signal or abnormal signal of acquisition are sent to display unit (6), execute step S4）；
S4）Display unit (6) display is as a result, detection terminates.
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