CN109952262A - The inspection method of the emergency braking device of elevator - Google Patents
The inspection method of the emergency braking device of elevator Download PDFInfo
- Publication number
- CN109952262A CN109952262A CN201680090838.1A CN201680090838A CN109952262A CN 109952262 A CN109952262 A CN 109952262A CN 201680090838 A CN201680090838 A CN 201680090838A CN 109952262 A CN109952262 A CN 109952262A
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- China
- Prior art keywords
- suspension body
- carriage
- emergency braking
- braking device
- inspection method
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Classifications
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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
-
- 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
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
In the inspection method of the emergency braking device of elevator, make to hit under counterweight, external force is applied to a part of the suspension body of suspension craning cab and counterweight and increase carriage, acts the emergency braking device for being equipped on carriage.Then, it releases external force and makes suspension body relaxation.Then, the driving rope sheave of traction machine is rotated.
Description
Technical field
The present invention relates to the driving rope sheave idle running that traction machine is confirmed in the state of acting emergency braking device
Elevator emergency braking device inspection method.
Background technique
In general, equipped with emergency braking device in the carriage of elevator.Emergency braking device is that main rope is occurring
The abnormal conditions such as cutting when make the device of carriage emergent stopping.
For this emergency braking device, the inspection for being confirmed whether regular event is carried out during appropriate.As
One of existing inspection method exists after acting emergency braking device, makes the driving rope sheave of traction machine under carriage
The method of the direction low speed rotation of drop.
In the inspection, if emergency braking device is operating normally, carriage is motionless, and driving rope sheave is sliding relative to main rope
It is dynamic, drive rope sheave to dally as a result,.It on the other hand, can not be using tightly in the case where emergency braking device is not operating normally
Emergency stop locking apparatus supports carriage, and cage descending, therefore, driving rope sheave not will do it idle running.That is, passing through the sky of confirmation driving rope sheave
Turn, is able to confirm that emergency braking device is operating normally.
In addition, in order to make that rope sheave is driven to dally, traction machine needs to export the usual fortune than elevator in above-mentioned inspection
Required torque big torque when row.Therefore, only for the inspection of progress emergency braking device, it is necessary to use large-scale drag
Draw machine.
In contrast, in the inspection method of existing emergency braking device, jack is configured in the lower section of counterweight in advance,
After acting emergency braking device, counterweight is lifted using jack and makes line relaxation.Make that rope sheave is driven to carry out as a result,
Torque required for dallying reduces (referring for example to patent document 1).
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2008-189430 bulletin
Summary of the invention
Subject to be solved by the invention
But in the inspection method of existing emergency braking device, biggish power is needed to lift counterweight, it is necessary to
Large-scale jack is moved in the pit of hoistway and is configured.
The present invention is completed to solve above-mentioned this project, it is intended that obtaining can reduce makes driving restrict
The inspection method of torque required for wheel is dallied and the emergency braking device of the elevator without lifting counterweight.
Means for solving the problems
In the inspection method of the emergency braking device of elevator of the invention, make to hit under counterweight, to suspension craning cab and counterweight
Suspension body a part apply external force and increase carriage, act the emergency braking device for being equipped on carriage, release
External force and make suspension body relaxation, rotate the driving rope sheave of traction machine.
Invention effect
In the inspection method of the emergency braking device of elevator of the invention, make to hit under counterweight, to a part of suspension body
Apply external force and increase carriage, act emergency braking device, releases external force and make suspension body relaxation, make traction machine
Rope sheave rotation is driven, therefore, torque required for making that rope sheave is driven to be dallied is can reduce and does not have to lift counterweight.
Detailed description of the invention
Fig. 1 is the structure chart for showing the elevator of embodiments of the present invention 1.
Fig. 2 is the explanatory diagram for showing the inspection method of emergency braking device of embodiment 1.
Fig. 3 is the explanatory diagram for showing the state that main rope has been pressed by the jack device of Fig. 2.
Fig. 4 is the explanatory diagram for showing the state for being acted emergency braking device from the state of Fig. 3.
Fig. 5 is the explanatory diagram for showing the state of pressing for the jack device for relieving Fig. 4.
Fig. 6 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 2.
Fig. 7 is the explanatory diagram for showing the state that main rope has been pressed by the jack device of Fig. 6.
Fig. 8 is the explanatory diagram for showing the state for being acted emergency braking device from the state of Fig. 7.
Fig. 9 is the explanatory diagram for showing the state of pressing for the jack device for relieving Fig. 8.
Figure 10 is the perspective view for showing the major part of lift appliance of embodiments of the present invention 3.
Figure 11 is the explanatory diagram for showing the inspection method of emergency braking device of embodiment 3.
Figure 12 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 4.
Figure 13 is the explanatory diagram for showing the state that main rope has been pressed by the jack device of Figure 12.
Figure 14 is the explanatory diagram for showing the state for being acted emergency braking device from the state of Figure 13.
Figure 15 is the explanatory diagram for showing the state of pressing for the jack device for relieving Figure 14.
Figure 16 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 5.
Figure 17 is the explanatory diagram for showing the state that main rope has been pressed by the jack device of Figure 16.
Figure 18 is the explanatory diagram for showing the state for being acted emergency braking device from the state of Figure 17.
Figure 19 is the explanatory diagram for showing the state of pressing for the jack device for relieving Figure 18.
Figure 20 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 6.
Figure 21 is the explanatory diagram for showing the state that main rope has been pressed by the jack device of Figure 20.
Figure 22 is the explanatory diagram for showing the state for being acted emergency braking device from the state of Figure 21.
Figure 23 is the explanatory diagram for showing the state of pressing for the jack device for relieving Figure 22.
Figure 24 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 7.
Figure 25 is the explanatory diagram for showing the state that main rope has been pressed by the jack device of Figure 24.
Figure 26 is the explanatory diagram for showing the state for being acted emergency braking device from the state of Figure 25.
Figure 27 is the explanatory diagram for showing the state of pressing for the jack device for relieving Figure 26.
Figure 28 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 8.
Figure 29 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 9.
Figure 30 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 10.
Figure 31 is the explanatory diagram for showing the state for the preparation for apply to the main rope of Figure 30 external force.
Figure 32 be show acted emergency braking device from the state of Figure 31, make counterweight decline state explanation
Figure.
Figure 33 is the explanatory diagram for showing the state that the external force for main rope is relieved from the state of Figure 32.
Figure 34 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 11.
Figure 35 is the explanatory diagram for showing the state of the 2nd end for the main rope for having lifted Figure 34.
Figure 36 is the explanatory diagram for showing the state for acting the emergency braking device of Figure 35.
Figure 37 is the explanatory diagram for showing the state of the 2nd end decline for the main rope for making Figure 36.
Figure 38 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 12.
Figure 39 is the explanatory diagram for showing the state for increase the deflector sheave of Figure 38.
Figure 40 is the explanatory diagram for showing the state for acting the emergency braking device 14 of Figure 39.
Figure 41 is the explanatory diagram for showing the state for declining the deflector sheave of Figure 40.
Figure 42 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 13.
Figure 43 is the explanatory diagram for showing the state for declining the 2nd hanging wheel of Figure 42.
Figure 44 is the explanatory diagram for showing the state for acting the emergency braking device of Figure 43.
Figure 45 is the explanatory diagram for showing the state for increase the 2nd hanging wheel of Figure 44.
Specific embodiment
In the following, being illustrated referring to attached drawing to mode for carrying out the present invention.
Embodiment 1
Fig. 1 is the structure chart for showing the elevator of embodiments of the present invention 1.In the accompanying drawings, it is provided on the top of hoistway 1
Computer room 2.Traction machine 3, deflector sheave 4 and control device 5 are provided in computer room 2.Traction machine 3 has driving rope sheave 6, traction machine horse
Up to 3a and traction machine brake 3b.Traction machine motor 3a makes that rope sheave 6 is driven to rotate.Traction machine brake 3b is to driving rope sheave 6
Rotation is braked.
The more main ropes 7 as suspension body are wound on driving rope sheave 6 and deflector sheave 4.At the 1st end of main rope 7
Portion is connected with carriage 8.Counterweight 9 is connected in the 2nd end of main rope 7.
Carriage 8 and counterweight 9 are suspended in hoistway 1 by main rope 7, and making that rope sheave 6 is driven to rotate in hoistway 1 into
Row lifting.Control device 5 goes up and down carriage 8 by controlling traction machine 3, with set speed.
A pair of of car guide rail 10 and a pair of of counter weight guide track 11 are provided in hoistway 1.In Fig. 1, unilateral sedan-chair is only shown
Compartment guide rail 10 and unilateral counter weight guide track 11.Car guide rail 10 guides the lifting of carriage 8.Counter weight guide track 11 is to counterweight 9
Lifting guide.The bottom of hoistway 1 is provided with car buffer 12 and counterweight buffer 13.
In the lower part of carriage 8 equipped with emergency braking device 14.Emergency braking device 14 hold a pair of of car guide rail 10 and
Make 8 emergent stopping of carriage.Emergency braking device 14 has a pair of of the handle part (not shown) for holding car guide rail 10.Promptly stopping
The actuating strut 15 for acting emergency braking device 14 is provided in locking apparatus 14.
Speed limiter 16 is set in computer room 2.Whether there is or not the travelings of excessive speeds to monitor to carriage 8 for limiter of speed 16.This
Outside, limiter of speed 16 has governor sheave 17, excessive speeds detection switch (not shown) and grabs restrict device (not shown) etc..In speed limit
Overspeed governor 18 is wound on device rope sheave 17.
Overspeed governor 18 is annularly laid in hoistway 1, connect with actuating strut 15.In addition, overspeed governor 18 is wound
On the tensioning wheel 19 for being configured at the lower part of hoistway 1.When carriage 8 is gone up and down, 18 loopy moving of overspeed governor, governor sheave
17 with rotation speed corresponding with the travel speed of carriage 8 rotation.
In limiter of speed 16, whether the travel speed for mechanically detecting carriage 8 has reached excessive speeds.As limiter of speed 16
The excessive speeds of detection are set with high the 2nd excessive of 1st excessive speeds Vos and Bi 1 excessive speeds higher than normal speed Vr
Speed Vtr.
When the travel speed of carriage 8 reaches the 1st excessive speeds Vos, excessive speeds detection switch is operated.Needle as a result,
The power supply of traction machine 3 is cut off, traction machine brake 3b is acted, and 8 emergency stop of carriage is stopped.
When the decrease speed of carriage 8 reaches the 2nd excessive speeds Vtr, overspeed governor 18, speed limit are held by grabbing rope device
The circulation of device rope 18 stops.Actuating strut 15 is operated as a result, and emergency braking device 14 is acted, 8 emergent stopping of carriage.
Then, the inspection method of the emergency braking device 14 of embodiment 1 is illustrated.In the inspection of embodiment 1
In method, firstly, making to hit under counterweight 9.Then, external force is applied to a part of main rope 7 and increase carriage 8.Then, make tight
Emergency stop locking apparatus 14 is acted.Then, it releases external force and makes the relaxation of main rope 7.Then, make to drive rope sheave 6 in this state
Rotation.
Here, make to hit e.g. following movement under counterweight 9.That is, being such movement: declining counterweight 9, make 9 He of counterweight
Counterweight buffer 13 directly contacts, to compress counterweight buffer 13.Either such movement: setting covering counterweight buffer
13 cover or platform declines counterweight 9, contacts counterweight 9 with cover or platform, that is, counterweight 9 is loaded on cover or platform.
Fig. 2~5 are the explanatory diagrams for showing the inspection method of emergency braking device 14 of embodiment 1.Promptly stopped
In the case where the inspection of locking apparatus 14, as shown in Fig. 2, rising carriage 8 by traction machine 3, and make to hit under counterweight 9.
In addition, jack device 21 is arranged in computer room 2.Jack device 21 is for example via device for supporting branch (not shown)
It holds and is fixed on the traction board (not shown) of bearing traction machine 3.In addition, drive of the jack device 21 relative to main rope 7
Part, that is, transition part 7a arranged perpendicular between running rope wheel 6 and deflector sheave 4.
In turn, jack device 21 has the very heavy very useful pulley of jack main body 22 and quantity identical as main rope 7
23.The front end of jack main body 22 is arranged in each very heavy very useful pulley 23 in a manner of it can rotate, respectively with corresponding main rope
The middle part of the transition part 7a of rope 7 connects.Very heavy very useful pulley 23 can be by jack main body 22 to vertical with transition part 7a
Direction it is mobile.
Jack device 21 is configured to make each very heavy very useful pulley 23 mobile by each jack main body 22, can also
To be configured to make by 1 jack main body 22 2 or more very heavy very useful pulleys 23 mobile.As jack main body 22, example
Such as it is able to use mechanical jack or hydraulic jack., can also be in addition, if jack device 21 does not interfere usually to operate
For the state being arranged always.
Then, traction machine brake 3b is discharged, as shown in figure 3, oliquely downward pressing transition part by jack device 21
7a.The middle part bending of transition part 7a, the path length of transition part 7a are elongated as a result,.At this point, carriage 8 is in no load condition,
It is lighter than counterweight 9, also, traction machine brake 3b is released, and therefore, is maintained and is hit state under counterweight 9, carriage 8 is with transition part
The variable quantity of the path length of 7a is lifted.
Then, as shown in figure 4, acting emergency braking device 14.Then, as shown in figure 5, releasing jack device
The pressing of 21 couples of transition part 7a.Curved transition part 7a is returned linear as a result, correspondingly the relaxation of main rope 7.In addition, in Fig. 5
In, for easy understanding and slightly exaggerated described, still, in fact, not being relaxed to main rope 7 from driving rope sheave 6
Rope trough be detached from degree.
Under the state, make that rope sheave 6 is driven to rotate to the direction for declining carriage 8 by traction machine motor 3a.Then, confirm
Whether driving rope sheave 6 slides relative to main rope 7 and is dallied.
It is reduced according to the tension of the inspection method of this emergency braking device 14, the relaxation of main rope 7, main rope 7, therefore,
It can reduce the torque of traction machine motor 3a required for making that rope sheave 6 is driven to be dallied and do not have to lift counterweight 9.As a result, can
Enough minimize traction machine motor 3a and the inverter for driving traction machine motor 3a.
In addition, sling carriage 8 and pressing main rope 7 to vertical direction, therefore, and counterweight only is lifted to surface
9 the case where, is compared, and power required for jack device 21 is smaller, and for example, 1/4 or so.Therefore, jack device 21 can be made
Miniaturization is easy to carry out moving in, move out, be arranged and removing for jack device 21.
In turn, due to press main rope 7 transition part 7a, Inspection can be only carried out in computer room 2.
Here, when the tension for setting main rope 7 is D as the diameter in section of F, driving power Γ, main rope 7, driving
Torque T required for the idle running of rope sheave 6 is indicated with following formula.
T=(1-1/ Γ) F × D/2
When the tension variation of the main rope 7 caused by the inspection method for setting embodiment 1 is Δ F as a result, rope sheave is driven
The reduction amount of torque required for 6 idle running, that is, difference DELTA T is indicated with following formula.
Δ T=(1-1/ Γ) D Δ F/2
In addition, when to set the length of transition part 7a as the pressing length of 2a, transition part 7a be b, the Young's modulus of main rope 7 is
E, when the area of section of main rope 7 is S, the overall length of main rope 7 is L, the path length when pressing for transition part 7a is relieved
The changes delta l of degree, tension variation Δ F, required torque reduction amount Δ T use following formula subrepresentation respectively.
[mathematical expression 1]
[mathematical expression 2]
Δ F=ES Δ l/L
[mathematical expression 3]
Δ T=(1-1/ Γ) ESD Δ l/ (2L)
Embodiment 2
Then, Fig. 6~9 are the explanatory diagrams for showing the inspection method of emergency braking device 14 of embodiments of the present invention 2,
The structure of lift appliance is identical as embodiment 1.In embodiment 2, transition part is pressed from the direction opposite with embodiment 1
7a.Other inspection methods are identical as embodiment 1.
In this way, can also obtain effect same as embodiment 1 even if pressing transition part 7a the other way around.
Embodiment 3
Then, Figure 10 is the perspective view for showing the major part of lift appliance of embodiments of the present invention 3.In embodiment party
In formula 3,3 main ropes 7 to wind in a manner of (Japanese: Off Le ラ ッ プ) on driving rope sheave 6 and deflector sheave 4 completely.Each master
Rope 7 winds 1 week Ban on driving rope sheave 6 and deflector sheave 4.Therefore, each main rope 7 has between driving rope sheave 6 and deflector sheave
There are the 1st transition part 7b, the 2nd transition part 7c and the 3rd transition part 7d.
1st transition part 7b is the part that the part between the carriage 8 of main rope 7 and driving rope sheave 6 is connect.3rd transition
Portion 7d is the part that the part between the counterweight 9 of main rope 7 and deflector sheave 4 is connect.2nd transition part 7c is to be located at main rope 7
The 1st transition part 7b and the 3rd transition part 7d between part.
1st and the 3rd transition part 7b, 7d configuration is in the upside of driving rope sheave 6 and deflector sheave 4.2nd transition part 7c configuration is being driven
The downside of running rope wheel 6 and deflector sheave 4.The other structures of lift appliance are identical as embodiment 1.
Then, the inspection method of emergency braking device 14 is illustrated.The basic step and embodiment 1 of inspection method
It is identical, still, in the case where complete winding method, about the where of the 1st~the 3rd transition part 7b~7d of pressing, such as in the presence of
3 kinds of methods below.
1st method is the method for pressing the 1st transition part 7b and the 3rd transition part 7d.In this case, relieving for the 1st He
The changes delta l of path length when the pressing of the 3rd transition part 7b, 7d becomes 2 times of the formula of the expression Δ l of embodiment 1.
2nd method is the method for only pressing the 3rd transition part 7d of 3 main ropes 7.In this case, relieving for the 1st He
The changes delta l of path length when the pressing of the 3rd transition part 7b, 7d is identical as the expression formula of Δ l of embodiment 1.
3rd method is the method for the 1st~the 3rd whole transition part 7b~7d of pressing.For example, as shown in figure 11, can incite somebody to action
The configuration of jack device 21 of very heavy very useful pulley 23 is provided in driving rope sheave 6 and deflector sheave in the two sides of jack main body 22
Between 4, the 1st and the 3rd transition part 7b, 7d and the 2nd transition part 7c is pressed in a manner of expanding their interval.In this case, solution
In addition to be directed to the 1st and the 3rd transition part 7b, 7d pressing when path length changes delta l become embodiment 1 expression Δ l
3 times of formula.
In addition, indicating that the formula of the reduction amount Δ T of tension variation Δ F and required torque is identical as embodiment 1.
In the lift appliance of this complete winding method, effect same as embodiment 1 can be also obtained.In addition,
According to the 1st and the 3rd method, sufficient tension variation can be obtained with less pressing quantity.
Embodiment 4
Then, Figure 12~15 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 4
Figure, the structure of lift appliance are identical as embodiment 1.In embodiment 4, by jack device 21, hang down to main rope 7
Part between the carriage 8 and driving rope sheave 6 of straight direction pressing main rope 7.Other inspection methods are identical as embodiment 1.
In this way, also can reduce makes to drive rope sheave even if pressing the part between the carriage 8 of main rope 7 and driving rope sheave 6
6 dallied required for traction machine motor 3a torque and do not have to lift counterweight 9.
Embodiment 5
Then, Figure 16~19 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 5
Figure.In embodiment 5, it is provided with and restricts in the state of not pressed by jack device 21 with the carriage 8 of main rope 7 and driving
The addition pulley 24 that part between wheel 6 connects.Additional pulley 24 be arranged in the driving rope sheave 6 of computer room 2 or hoistway 1 just under
Side.In addition, additional pulley 24 is arranged when checking emergency braking device 14, still, if it is possible, being then also possible to always
The state being arranged.
The upper sheave of embodiment 5 is driving rope sheave 6.The other structures of lift appliance are identical as embodiment 1.This
Outside, the inspection method with embodiment 4 of emergency braking device 14 is identical.
In the inspection method of this emergency braking device 14, on the basis of with 4 identical effect of embodiment, moreover it is possible to
Enough prevent the load for applying horizontal direction to carriage 8 when pressing main rope 7 by jack device 21.
In addition, the part between the carriage 8 of main rope 7 and driving rope sheave 6 is pressed in embodiment 4,5, still,
The part between the counterweight 9 of main rope 7 and deflector sheave 4 can be pressed.In this case, upper sheave is deflector sheave 4, additional pulley
24 are arranged in the underface of deflector sheave 4.
Embodiment 6
Then, Figure 20~23 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 6
Figure.In Embodiments 1 to 5, the lift appliance of 1:1 baudrier is illustrated, still, in embodiment 6, to 2:
The lift appliance of 1 baudrier is illustrated.
The lower part of carriage 8 is provided with the 1st and the 2nd carriage hanging wheel 25a, 25b.The top of counterweight 9 is provided with counterweight to hang
Wheel 26.The top of hoistway 1 is provided with the 1st rope end and combines the 27 and the 2nd rope end combination 28.In addition, not using deflector sheave 4.
27 connections are combined with the 1st rope end in 1st end of main rope 7.28 companies are combined with the 2nd rope end in 2nd end of main rope 7
It connects.Main rope 7 is from the 1st end side successively wound on the 1st carriage hanging wheel 25a, the 2nd carriage hanging wheel 25b, driving rope sheave 6, counterweight
On hanging wheel 26.
Jack device 21 is equipped on carriage 8.Very heavy very useful pulley 23 be connected on the 1st carriage hanging wheel 25a of main rope 7 with
Part between 2nd carriage hanging wheel 25b.Jack device 21 can be set in carriage 8 always, can also check emergent stopping
Jack device 21 is set when device 14.In the accompanying drawings, jack device 21 and the 1st and the 2nd carriage hanging wheel 25a, 25b occur dry
It relates to, still, does not interfere actually.The other structures of lift appliance are identical as embodiment 1.
In embodiment 6, by jack device 21, to the 1st of the direction pressing main rope 7 vertical with main rope 7 the
Part between carriage hanging wheel 25a and the 2nd carriage hanging wheel 25b.Carriage 8 rises as a result,.Other inspection methods and embodiment 1
It is identical.
By the inspection method of embodiment 6, traction machine horse required for making that rope sheave 6 is driven to be dallied also can reduce
Up to 3a torque and do not have to lift counterweight 9.
In addition, the lift appliance about 2:1 baudrier, such as main rope can also be pressed as shown in embodiment 4,5
The part between part or counterweight hanging wheel 26 and driving rope sheave 6 between 7 the 2nd carriage hanging wheel 25b and driving rope sheave 6.The feelings
Under condition, as shown in Embodiment 5, additional pulley 24 also can be used.
Embodiment 7
Then, Figure 24~27 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 7
Figure.In embodiment 7, by jack device 21, to the counterweight hanging wheel of the direction pressing main rope 7 vertical with main rope 7
26 combine the part between 28 with the 2nd rope end.Carriage 8 rises as a result,.
In addition, additional pulley 24 is arranged in the lower section of the 2nd rope end combination 28.Jack device 21 and additional pulley 24 be
It is arranged when checking emergency braking device 14, still, if it is possible, being then also possible to the state being arranged always.Lift appliance
Other structures and other inspection methods it is identical as embodiment 6.
In the inspection method of this emergency braking device 14, on the basis of with 6 identical effect of embodiment, moreover it is possible to
Enough prevent the load for applying horizontal direction to counterweight 9 when pressing main rope 7 by jack device 21.
The part between 27 is combined alternatively, it is also possible to pressing the 1st carriage hanging wheel 25a of main rope 7 with the 1st rope end.The feelings
Under condition, by the way that additional pulley 24 is arranged, the load for applying horizontal direction to carriage 8 can be also prevented.
In addition it is also possible to without using additional pulley 24.
In turn, in embodiment 6,7, show traction machine 3 be arranged in hoistway 1 top 2:1 baudrier electricity
The elevator dress of the 2:1 baudrier of the lower part of hoistway 1 can also be arranged in ladder device, still, the present invention applied to traction machine 3
It sets.
Embodiment 8
Then, Figure 28 is the explanatory diagram for showing the inspection method of emergency braking device 14 of embodiments of the present invention 8.?
In Embodiments 1 to 7, external force is applied by a part of jack device 21 to main rope 7, still, in embodiment 8,
Apply external force using a part of adjacent elevator to main rope 7 and increase carriage 8.
Adjacent elevator is same as the elevator of inspection of emergency braking device 14 is carried out, and has driving rope sheave 6A, deflector sheave
4A, main rope 7A, carriage 8A and counterweight 9A etc..Guide pulley 29 is provided with right above the counterweight 9A of adjacent elevator.Draw
Slide guide wheel 29 is arranged when checking emergency braking device 14, still, if it is possible, being then also possible to the shape being arranged always
State.
Auxiliary pulley 30 connects with transition part 7a.1st end of the line 31 as flexible connecting component and auxiliary pulley
30 connections.The middle part of line 31 is in guide pulley 29.2nd end of line 31 is connect with the counterweight 9A of adjacent elevator.
Under the state, declines counterweight 9A using adjacent elevator, auxiliary pulley 30 is pulled via line 31 as a result, to mistake
It crosses portion 7a and applies external force.Other inspection methods are identical as embodiment 1.
External force is applied to a part of main rope 7 in this way, can use adjacent elevator, can reduce makes to drive rope sheave 6
The torque of traction machine motor 3a required for being dallied and do not have to lift counterweight 9.Furthermore, it is possible to not use jack device 21
Etc. special driving sources.
In addition, in embodiment 8, external force is applied to transition part 7a, still, passes through quantity to guide pulley 29 and position
It sets and changes, external force can also be applied to the other parts of main rope 7, or make to apply for example as shown in embodiment 2~5
Add the direction change of external force.
Embodiment 9
Then, Figure 29 is the explanatory diagram for showing the inspection method of emergency braking device of embodiments of the present invention 9.In reality
It applies and shows the lift appliance of 1:1 baudrier in mode 8, it still, also being capable of benefit in the lift appliance of 2:1 baudrier
Apply external force with a part of adjacent elevator to main rope 7.It is same as Figure 28 in Figure 29, to the equipment of adjacent elevator
Additional label " A ".
The underface of carriage 8 is provided with the 1st guide pulley 32.In addition, the surface of the counterweight 9A in adjacent elevator
It is provided with the 2nd guide pulley 33.Auxiliary pulley 30 be connected on main rope 7 the 1st carriage hanging wheel 25a and the 2nd carriage hanging wheel 25b it
Between part.
Under the state, declines counterweight 9A using adjacent elevator, auxiliary pulley 30 is pulled via line 31 as a result, to master
Rope 7 applies external force.Carriage 8 rises as a result,.Other inspection methods are identical as embodiment 1.
In this way, in the lift appliance of 2:1 baudrier, it also can be using adjacent elevator to a part of main rope 7
Apply external force, can reduce the torque of traction machine motor 3a required for making that rope sheave 6 is driven to be dallied and do not have to lift counterweight
9.Furthermore, it is possible to without using special driving sources such as jack devices 21.
In addition, applying external force in embodiment 9 to the part of the lower section across carriage 8 of main rope 7 and still passing through
The quantity and position of guide pulley 29 are changed, it can also for example as shown in Embodiment 7, to other portions of main rope 7
It gives and adds external force, or make the direction change for applying external force.
In addition, connecting the 2nd end of line 31 with counterweight 9A, still, by guide pulley in embodiment 8,9
29 quantity and position change, and line 31 can also be made to connect with the side carriage 8A of adjacent elevator.In this case, line 31 is also
It is connect via carriage 8A and main rope 7A with counterweight 9A.
Embodiment 10
Then, Figure 30~33 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 10
Figure.In embodiment 10, applied using uneven a part to main rope 7 of the weight of the weight and counterweight 9 of carriage 8 outer
Power.
In the case where carrying out the inspection of emergency braking device 14, firstly, as shown in figure 30, counterweight 9 is made to be moved to comparison
The position of position distance h corresponding with the pressing quantity of main rope 7 against the top is hit under weighing 9.
Under the state, as shown in figure 31, it is arranged and combines the portion between 28 with the counterweight hanging wheel 26 of main rope 7 and the 2nd rope end
The upper sheave 34 that split-phase connects.In addition, the lower pulley 35 to connect with main rope 7 is arranged in the lower section of upper sheave.
In turn, guide pulley 36 is set between upper sheave 34 and lower pulley 35.The upper sheave 34, lower pulley
35 and the rotary shaft of guide pulley 36 be fixed in hoistway 1.
In addition, configuring auxiliary in a manner of connecting by the part between the upper sheave 34 of main rope 7 and lower pulley 35
Pulley 30.Auxiliary pulley 30 is supported in hoistway 1 via pulley guiding piece (not shown), can be mobile to horizontal direction.
In turn, the middle part of line 31 is hung in guide pulley 36.Then, make the 1st end and the auxiliary pulley 30 of line 31
Connection, connect the 2nd end of line 31 with counterweight 9.
Then, as shown in figure 32, traction machine brake 3b is discharged, counterweight 9 is declined.It is slided as a result, via line 31 and auxiliary
The a part for taking turns 30 pairs of main ropes 7 applies external force, also, carriage 8 rises.
Then, emergency braking device 14 is acted.Then, as shown in figure 33, line 31 is removed from counterweight 9, makes to assist
Pulley 30 returns to original position.External force as a result, from auxiliary pulley 30 is released from, the relaxation of main rope 7.
Under the state, make that rope sheave 6 is driven to rotate to the direction for declining carriage 8 by traction machine motor 3a.Then, confirm
Whether driving rope sheave 6 slides relative to main rope 7 and is dallied.
In this way, the imbalance of the weight by the weight and counterweight 9 using carriage 8, it also can be to a part of main rope 7
Apply external force, can reduce the torque of traction machine motor 3a required for making that rope sheave 6 is driven to be dallied and do not have to lift counterweight
9.Furthermore, it is possible to without using special driving sources such as jack devices 21.
In addition, the connecting component of embodiment 8~10 is not limited to line 31, such as it is also possible to rope or band.
Embodiment 11
Then, Figure 34~37 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 11
Figure.In embodiment 11, a part of main rope 7 is the 2nd end of main rope 7.That is, passing through the 2nd end for lifting main rope 7
Portion applies external force to a part of main rope 7.In addition, making the 2nd end of main rope 7 to original position when releasing external force
Decline.
2nd rope end combination 28 is provided with the movable agency 37 for moving up and down the 2nd end of main rope 7.As movable
Mechanism 37, such as use jack device.In addition, movable agency 37 can be and be arranged when checking emergency braking device 14,
It is also possible to the state being arranged always.
In the case where carrying out the inspection of emergency braking device 14, as shown in figure 34, increase carriage 8 by traction machine 3,
And make to hit under counterweight 9.
Then, as shown in figure 35, traction machine brake 3b is discharged, the 2nd end of main rope 7 is lifted by movable agency 37
Portion.Carriage 8 rises as a result,.
Then, as shown in figure 36, emergency braking device 14 is acted.Then, as shown in figure 37, movable agency is released
37 lift power, so that the 2nd end of main rope 7 is dropped to original position.As a result, to lift the amount of the 2nd end of main rope 7
Make the relaxation of main rope 7.
Under the state, make that rope sheave 6 is driven to rotate to the direction for declining carriage 8 by traction machine motor 3a.Then, confirm
Whether driving rope sheave 6 slides relative to main rope 7 and is dallied.
By this method, it also can reduce the torque of traction machine motor 3a required for making that rope sheave 6 is driven to be dallied
And do not have to lift counterweight 9.
Embodiment 12
Then, Figure 38~41 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 12
Figure.In embodiment 12, deflector sheave 4 can be moved up and down.Moreover, by rising deflector sheave 4, to one of main rope 7
The part divide, to connect with deflector sheave 4 applies external force.In addition, declining deflector sheave 4 to original position when releasing external force.
In the case where carrying out the inspection of emergency braking device 14, as shown in figure 38, increase carriage 8 by traction machine 3,
And make to hit under counterweight 9.
Then, as shown in figure 39, traction machine brake 3b is discharged, increase deflector sheave 4.That is, by deflector sheave 4 to main rope
7 pressings.Carriage 8 rises as a result,.
Then, as shown in figure 40, emergency braking device 14 is acted.Then, as shown in figure 41, make under deflector sheave 4
Drop to original position.That is, releasing deflector sheave 4 to the pressing force of main rope 7.The relaxation of main rope 7 as a result,.
Under the state, make that rope sheave 6 is driven to rotate to the direction for declining carriage 8 by traction machine motor 3a.Then, confirm
Whether driving rope sheave 6 slides relative to main rope 7 and is dallied.
By this method, it also can reduce the torque of traction machine motor 3a required for making that rope sheave 6 is driven to be dallied
And do not have to lift counterweight 9.
Embodiment 13
Then, Figure 42~45 are the explanations for showing the inspection method of emergency braking device 14 of embodiments of the present invention 13
Figure.In embodiment 13, the 2nd carriage hanging wheel 25b can be moved up and down.That is, the 2nd carriage hanging wheel 25b is movable hanging wheel.
Moreover, by making the 2nd carriage hanging wheel 25b to direction displacement, the i.e. decline far from carriage 8, to one of main rope 7
The part divide, to connect with the 2nd carriage hanging wheel 25b applies external force.In addition, when releasing external force, make the 2nd carriage hanging wheel 25b to
It returns close to the direction of carriage 8, rise.
In the case where carrying out the inspection of emergency braking device 14, as shown in figure 42, increase carriage 8 by traction machine 3,
And make to hit under counterweight 9.
Then, as shown in figure 43, traction machine brake 3b is discharged, the 2nd carriage hanging wheel 25b is declined.That is, by the 2nd carriage
Hanging wheel 25b is pressed to main rope 7.Carriage 8 rises as a result,.
Then, as shown in figure 44, emergency braking device 14 is acted.Then, as shown in figure 45, the 2nd carriage is hung
Wheel 25b rises to original position.That is, releasing the 2nd carriage hanging wheel 25b to the pressing force of main rope 7.7 pine of main rope as a result,
It relaxes.
Under the state, make that rope sheave 6 is driven to rotate to the direction for declining carriage 8 by traction machine motor 3a.Then, confirm
Whether driving rope sheave 6 slides relative to main rope 7 and is dallied.
By this method, it also can reduce the torque of traction machine motor 3a required for making that rope sheave 6 is driven to be dallied
And do not have to lift counterweight 9.
Alternatively, it is also possible to set the 1st carriage hanging wheel 25a as movable hanging wheel.
In addition, as suspension body, showing main rope 7 in Embodiments 1 to 13, still, suspension body is without being limited thereto,
Such as it is also possible to band.
In turn, it is various to can be applied to elevator of machine-roomless lift, double-deck elevator, one-shaft multi-car system etc. by the present invention
The elevator of type.
Label declaration
3: traction machine；4: deflector sheave (upper sheave)；6: driving rope sheave (upper sheave)；7: main rope (suspension body)；8:
Carriage；9: counterweight；9A: the counterweight of adjacent elevator；13: counterweight buffer；14: emergency braking device；21: jack device；
23: very heavy very useful pulley；24: additional pulley；25a: the 1 carriage hanging wheel；25b: the 2 carriage hanging wheel (movable hanging wheel)；27: the 1
Rope end combination；The combination of 28: the 2 rope ends；31: line (connecting component).
Claims (11)
1. a kind of inspection method of the emergency braking device of elevator, wherein
Make to hit under counterweight,
External force is applied to a part of the suspension body of suspension craning cab and the counterweight and increase the carriage,
The emergency braking device for being equipped on the carriage is acted,
It releases the external force and makes the suspension body relaxation,
Rotate the driving rope sheave of traction machine.
2. the inspection method of the emergency braking device of elevator according to claim 1, wherein
A part of the suspension body is the part between the driving rope sheave of the suspension body and deflector sheave.
3. the inspection method of the emergency braking device of elevator according to claim 1, wherein
A part of the suspension body is the part between upper sheave and additional pulley, and the upper sheave is the driving rope
Wheel and deflector sheave in either side, the additional pulley be provided in the upper sheave underface and the suspension body
Connect.
4. the inspection method of the emergency braking device of elevator according to claim 1, wherein
A part of the suspension body is mounted in the part between the 1st carriage hanging wheel of the carriage and the 2nd carriage hanging wheel.
5. the inspection method of the emergency braking device of elevator according to claim 1, wherein
A part of the suspension body is the part between rope end combination and additional pulley, the rope end combination and the suspension body
End connection, the underface that the additional pulley is provided in rope end combination connects with the suspension body.
6. the inspection method of the emergency braking device of elevator according to any one of claims 1 to 5, wherein
By having the jack device of the very heavy very useful pulley to connect with the suspension body, a part of the suspension body is applied
Add external force.
7. the inspection method of the emergency braking device of elevator according to any one of claims 1 to 5, wherein
The counterweight of adjacent elevator and a part of the suspension body are connected via flexible connecting component, it is described adjacent by making
Elevator counterweight decline, to the suspension body a part apply external force.
8. the inspection method of the emergency braking device of elevator according to any one of claims 1 to 5, wherein
Using flexible connecting component connect the suspension body a part and the counterweight, hit under the counterweight by making, it is right
The counterweight buffer is compressed, and applies external force via a part of the connecting component to the suspension body.
9. the inspection method of the emergency braking device of elevator according to claim 1, wherein
A part of the suspension body is the end of the suspension body,
By lifting the end of the suspension body, apply external force to a part of the suspension body makes when releasing the external force
The end of the suspension body declines.
10. the inspection method of the emergency braking device of elevator according to claim 1, wherein
A part of the suspension body is the part of the suspension body to connect with deflector sheave,
By rising the deflector sheave, external force is applied to a part of the suspension body, when releasing the external force, is made described
Deflector sheave decline.
11. the inspection method of the emergency braking device of elevator according to claim 1, wherein
In the carriage equipped with the 1st carriage hanging wheel and the 2nd carriage hanging wheel,
A part of the suspension body be with as the movable of the either side in the 1st carriage hanging wheel and the 2nd carriage hanging wheel
The part that hanging wheel connects,
By shifting the movable hanging wheel to the direction far from the carriage, external force is applied to a part of the suspension body,
When releasing the external force, return to the movable hanging wheel to close to the direction of the carriage.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2016/084450 WO2018092308A1 (en) | 2016-11-21 | 2016-11-21 | Inspection method for elevator emergency stop device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109952262A true CN109952262A (en) | 2019-06-28 |
| CN109952262B CN109952262B (en) | 2020-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680090838.1A Active CN109952262B (en) | 2016-11-21 | 2016-11-21 | Method for inspecting emergency stop device of elevator |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6610914B2 (en) |
| CN (1) | CN109952262B (en) |
| WO (1) | WO2018092308A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112020007125T5 (en) * | 2020-04-27 | 2023-03-09 | Mitsubishi Electric Corporation | LIFT DEVICE |
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| JP2005320144A (en) * | 2004-05-11 | 2005-11-17 | Mitsubishi Electric Building Techno Service Co Ltd | Testing method and device for emergency stopping device |
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| JP5174894B2 (en) * | 2008-04-08 | 2013-04-03 | 三菱電機株式会社 | Elevator apparatus and test method thereof |
| WO2015166602A1 (en) * | 2014-04-30 | 2015-11-05 | 三菱電機株式会社 | Elevator device and elevator inspection method |
-
2016
- 2016-11-21 WO PCT/JP2016/084450 patent/WO2018092308A1/en active Application Filing
- 2016-11-21 JP JP2018551000A patent/JP6610914B2/en active Active
- 2016-11-21 CN CN201680090838.1A patent/CN109952262B/en active Active
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|---|---|---|---|---|
| EP0872444A2 (en) * | 1997-04-14 | 1998-10-21 | Kone Corporation | Procedure and apparatus for testing the safety gear of an elevator |
| JP2001122550A (en) * | 1999-10-22 | 2001-05-08 | Fujitec Co Ltd | Inspection method for emergency stopper for traction type elevator |
| JP2002348073A (en) * | 2001-05-21 | 2002-12-04 | Mitsubishi Electric Corp | Elevator device |
| JP2003246561A (en) * | 2002-02-27 | 2003-09-02 | Hitachi Ltd | Control method and control apparatus for elevator |
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| JP2005320144A (en) * | 2004-05-11 | 2005-11-17 | Mitsubishi Electric Building Techno Service Co Ltd | Testing method and device for emergency stopping device |
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| CN101024465A (en) * | 2006-02-20 | 2007-08-29 | 株式会社日立制作所 | Elevator testing method and its assistant device and elevator device |
| JP5174894B2 (en) * | 2008-04-08 | 2013-04-03 | 三菱電機株式会社 | Elevator apparatus and test method thereof |
| WO2015166602A1 (en) * | 2014-04-30 | 2015-11-05 | 三菱電機株式会社 | Elevator device and elevator inspection method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2018092308A1 (en) | 2019-02-14 |
| JP6610914B2 (en) | 2019-11-27 |
| WO2018092308A1 (en) | 2018-05-24 |
| CN109952262B (en) | 2020-06-23 |
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