CN101905830B

CN101905830B - Refuge elevator

Info

Publication number: CN101905830B
Application number: CN 201010197479
Authority: CN
Inventors: 田中和宏
Original assignee: Toshiba Elevator Co Ltd
Current assignee: Toshiba Elevator and Building Systems Corp
Priority date: 2009-06-03
Filing date: 2010-06-03
Publication date: 2013-01-16
Anticipated expiration: 2030-06-03
Also published as: JP2010280469A; CN101905830A

Abstract

The invention provides a refuge elevator having a controlling mechanism capable of performing elevator safety operation when there is completely no power supply. The elevator has: a cage 7, suspended by a tractor 10 of a tractor brake 16 through a balance counterweight 8 and a cable rope 9, and elevating in the elevating road 11; a rotary speed regulating device 13, arranged in the tractor, controlling in a mode of automatically holding the rotary speed of the tractor below a certain velocity; a connection device 14, arranged on the rotary speed regulating device, for connecting the rotary speed regulating device to the rotational shaft 10A of the tractor during power failure; an barrier machine 17 arranged at the exit and entrance of the upper most layer and lowest layer of the elevating road; a control panel 19, provided at the upper most part of the rotary speed regulating device, and including a drive controller 20 for primary motor and a controller 21 for other driving devices; a battery 22 controlled by the control panel; and a display part 23, arranged in the cage and elevator taking halls at each layer of the building.

Description

Refuge elevator

Technical field

The present invention relates to elevator, relate in particular to the refuge elevator that can use when disaster and/or power failure occur in skyscraper.

Background technology

Formation about existing general elevator describes with reference to Fig. 6.

Fig. 6 is the lateral plan of the basic structure of the existing elevator of expression.As shown in the drawing, the car 1 of elevator via balance weight 2 and cable 3, is hung by towing machine 4, along guide rail 6 liftings of the inside that is arranged on elevating road 5.

In the existing elevator of such formation, in the situation that emergency situation occurs during disaster and/or when having a power failure etc., exist the passenger to be trapped in danger in the car 1, be close to the anxious stair of taking refuge so recommend not use elevator and take refuge.

But, in comprising highly for hundreds of meters high-rise or the high-capacity building of commercial facility etc., its user can reach thousands of and even tens of thousands of people, therefore when the disasters such as earthquake or fire occured, it was very difficult utilizing act of rescue stair that all users are promptly taken refuge.

On the other hand, in the situation that utilize elevator to take refuge, also there are the damage and/or because the problems such as to carry out the power supply supply that has a power failure that cause lift facility because of earthquake.

But in recent years, actual state is as follows: for this problem of damage of the lift facility in these problems, Earthquake Countermeasures is constantly perfect; But supply with this problem for stable power supply, still have risk, still in the method for seeking under power free state completely, to utilize elevator to take refuge.

Summary of the invention

Therefore, the object of the invention is to, even a kind of refuge elevator with the control mechanism that also can make the operation of elevator safety ground under power free state completely is provided.

Refuge elevator of the present invention is characterized in that, has:

Car, this car is hung by the towing machine with traction machine brake via balance weight and cable, along the lifting rail of the inside that is arranged at elevating road;

Rotary speed regulating device, this rotary speed regulating device is arranged at described towing machine, mechanically detects the rotative speed of this towing machine and controls in the mode that automatically rotative speed of this towing machine is remained on below the certain speed;

Connecting device, this connecting device is arranged at this rotary speed regulating device, when having a power failure, makes described rotary speed regulating device be connected in the S. A. of described towing machine;

Stopper (stopper), this stopper are arranged at the superiors and the undermost discrepancy oral area of described elevating road, only launch when having a power failure and by locking;

Control desk, this control desk is arranged on the topmost that is provided with described rotary speed regulating device, comprises the driving control device that drives described towing machine and necessary control setup in the common use of the elevator of the switching that comprises door;

Battery by this control desk control; With

Display part, this display part are arranged at the inside of described car and the ladder riding hall of each layer, when having a power failure, show to be in the pattern of taking refuge,

Described control desk, control as follows: when having a power failure, disconnection is supplied with to the electric power of described towing machine and described driving control device, from described battery to described traction machine brake and the common use of described elevator necessary control setup supply capability.

In addition, in refuge elevator of the present invention, described connecting device comprises: the electromagnet that attracts described rotary speed regulating device when energising; Produce the spring towards the connection power of the S. A. of described towing machine with the attractive force of being connected this electromagnet, separate with described S. A. when described connecting device is common.

And refuge elevator of the present invention is characterized in that, has:

Stopper, this stopper are arranged at the superiors and the undermost discrepancy oral area of described elevating road, only launch when having a power failure and by locking;

TunePower by this control desk control; With

Display part, this display part are arranged at the ladder riding hall of each layer of the inside of described car and building, when having a power failure, show to be in the pattern of taking refuge,

Described towing machine and described TunePower are electrically connected, and described TunePower is supplied with the generation power that the rotation by described towing machine produces.

And refuge elevator of the present invention is characterized in that, has:

The a plurality of decelerations that are installed in the upper and lower of described car stop to use wedge;

The superiors and near the deceleration with retarding spring the orlop that are installed in described elevating road stop with guiding piece and ejecting device,

Battery by this control desk control; With

Usually the time, described deceleration stops with guiding piece under the effect of described retarding spring, keeps not the state with described wedge contact.

And refuge elevator of the present invention is characterized in that, has:

Be installed on the device that is fixedly installed of the superiors' end face of described car and undermost bottom surface;

Slow down and to stop to use energy disperser, this deceleration to stop to be arranged at this with energy disperser being fixedly installed device, up-and-down movement and rotation;

Battery by this control desk control; With

Described deceleration stops to use energy disperser, in the time of usually, bends to arrange to top surface side in the superiors, and bends to arrange to bottom surface side at orlop.

And refuge elevator of the present invention is characterized in that, has:

Disengagement gear, this disengagement gear is arranged at described balance weight, so that described balance weight becomes with the mode of the same quality of the described car essence that does not have the passenger part of described balance weight is separated; With

Play button, this play button is arranged in the described car, makes described disengagement gear work.

According to the present invention, can access following refuge elevator: when occuring to have a power failure owing to disasters such as earthquake or fire, can carry out with minimal energy the lifting operation of car, consequently, numerous users of high-rise and/or extensive building are taken refuge rapidly.

Description of drawings

Fig. 1 is the lateral plan of the structure of the related elevator of expression the first embodiment of the present invention, the integrally-built lateral plan of the elevator when Fig. 1 (A) is the expression power failure, Fig. 1 (B) is the lateral plan of the state of the towing machine part of expression when having a power failure, and Fig. 1 (C) is the lateral plan of the state of the towing machine part of expression when common.

Fig. 2 is the instruction diagram of annexation of the battery of the towing machine of the related elevator of expression the second embodiment of the present invention and control desk.

Fig. 3 is the integrally-built lateral plan of the related elevator of expression the 3rd embodiment of the present invention, Fig. 3 (A) is the integrally-built lateral plan of the elevator of expression when having a power failure, and Fig. 3 (B) is that the deceleration of expression when common stops the lateral plan with the state of wedge part.

Fig. 4 is the integrally-built lateral plan of the related elevator of expression the 4th embodiment of the present invention, Fig. 4 (A) is the integrally-built lateral plan of the elevator of expression when stopping, and Fig. 4 (B) is that the deceleration of expression when common stops the lateral plan with the state of energy disperser section.

Fig. 5 is the integrally-built lateral plan of the related elevator of expression the 5th embodiment of the present invention.

Fig. 6 is the integrally-built lateral plan of the existing elevator of expression.

Nomenclature

1,7

cars

2,8

balance weights

3,9 cables

4,10

towing machines

5,11

elevating road

6,12 guide rails

13 rotary speed regulating device, 14 connecting devices

The winder of 14A electromagnet 14B spring 15 cables

16 traction machine brakes, 17 stoppers, 18 frames, 19 control desks

20 driving control device 21 control setups, 22 circuit and batteries

23 display part 24 TunePowers, 25 flexible cords (cord)

26 slow down stops to stop to use guiding piece with wedge 27 decelerations

28 ejecting devices, 29 retarding springs 30 are fixedly installed device

31 slow down stops with energy disperser 32 disengagement gears 33 play buttons

The specific embodiment

Referring to accompanying drawing embodiments of the present invention are elaborated.

The first embodiment

By Fig. 1 the formation of the related elevator of the first embodiment of the present invention is described.

In Fig. 1 (A), the car 7 of elevator constitutes, and is hung by towing machine 10 via balance weight 8 and cable 9, along guide rail 12 liftings of the inside that is arranged at elevating road 11.And, be provided with rotary speed regulating device 13 at this towing machine 10, can mechanically detect the rotative speed of towing machine 10 and it is remained on below the certain speed.

In addition, shown in Fig. 1 (B), in this rotary speed regulating device 13 connecting device 14 is installed, constitutes, when having a power failure, make rotary speed regulating device 13 be connected in the S. A. 10A of towing machine 10.

That is, this connecting device 14 comprises: the electromagnet 14A that attracts rotary speed regulating device 13 when energising; Produce the spring 14B towards the connection power of the S. A. 10A of towing machine 10 with being connected this attractive force, in the time of usually, shown in Fig. 1 (C), this connecting device 14 separates with the S. A. 10A of towing machine 10.

In addition, shown in Fig. 1 (B), towing machine 10 comprises: driven and the S. A. 10A of rotation by main motor (not having diagram); The winder 15 of coiling cable 9; With traction machine brake 16, be wound with several cables 9 in winder 15.

In addition, at the superiors and the undermost discrepancy oral area of elevating road 11, only be provided with and when having a power failure, just launch and by the stopper 17 of locking.This stopper 17 shown in frame 18, is in the state of non-locking in the time of usually with respect to car 7.

In addition, at the topmost that is provided with rotary speed regulating device 13, be provided with control desk 19.This control desk 19 comprises driving control device 20, control setup 21 and the battery 22 of main motor included in the towing machine 10, and wherein, control setup 21 is used for control for the various devices of the operation control of other elevator.This control desk 19, control as follows: when having a power failure, disconnection is supplied with the electric power of towing machine 10 and driving control device 20, from battery 22 only to traction machine brake 16 and for elevator being utilized usually necessary control setup 21 supply capabilities.In addition, at the inside of car 7 and the ladder riding hall of each floor, be provided with and when having a power failure, show the display part 23 that is in the pattern of taking refuge.

In such formation, when having a power failure emergency situation occurs, disconnect the electric power supply to the main motor of towing machine 10, by 22 pairs of traction machine brakes 16 of battery with for elevator being utilized usually necessary control setup 21 supply capabilities.At this moment, by the work of connecting device 14 rotary speed regulating device 13 is connected in the S. A. 10A of towing machine 10.

And at the superiors and the orlop of elevating road 11, stopper 17 launches and by locking, simultaneously in the inside of car 7, is in the demonstration of the pattern of taking refuge when display part 23 has a power failure.And car 7 utilizes the unbalance load between itself and the balance weight 8, towards the superiors or orlop Accelerating running.Under these circumstances, the lifting of car 7 only depends on the loading imbalance of passenger and balance weight 8 and carries out, and the running velocity of this moment is controlled at below the certain speed by rotary speed regulating device 13.That is, when the speed of car 7 reached the threshold value of rotary speed regulating device 13, the rotative speed of mechanically and automatically adjusting towing machine 10 by the work of rotary speed regulating device 13 was adjusted into it below certain speed.

When car 7 arrived the superiors or orlop, by the work of stopper 17, so that car 7 stops at arrival floor forcibly, traction machine brake 16 was worked and is opened elevator door simultaneously.Here, be assumed to be the situation that car 7 arrives orlops and stops, the passenger recognizes in advance according to the demonstration of display part 23 and is in the pattern of taking refuge when having a power failure, so all passengers elevator under orlop.When all passengers was left from car 7, car 7 was closed the door, and traction machine brake 16 is disconnected.

When traction machine brake 16 is disconnected, by the unbalance load between car 7 and the balance weight 8, so that car 7 begins to rise.The ascending velocity of this moment since the work of rotary speed regulating device 13 rise with certain speed, because the stopper 17 of the superiors stops at arrival floor forcibly, simultaneously traction machine brake 16 work, car 7 opens the door.

Ladder riding hall in the superiors, see that by display part 23 refugee that the pattern of taking refuge shows when having a power failure is waiting for, when car 7 opens the door, enter in the car 7 this refugee, at closing time, car 7 is again because the unbalance load between itself and the balance weight 8, namely take refuge passenger's load greater than the weight of balance weight 8, and descend towards orlop with certain speed.

In addition, in the end in the passenger's of the superiors' boarding situation fewer in number, separate the part of balance weight 8, descend by passenger's load.At this moment, the part of the balance weight 8 that has separated is fallen under the elevating road 11, but is in the bottom of elevating road 11 in this moment balance weight 8, so the problem of not dangerous grade.

Like this, when having a power failure, not to the main motor supply capability, only to the switching of car door and drg, also have the necessary control setup power supply in elevator is utilized usually of rotary speed regulating device and stopper etc., so even when having a power failure, only depend on the minimal energy of battery supply just can realize that the lifting of car 7 back and forth moves.

(the second embodiment)

By Fig. 2 the formation of the related elevator of the second embodiment of the present invention is described.Fig. 2 is the instruction diagram of the relation between the battery of towing machine in the related elevator of expression the second embodiment of the present invention and control desk.In addition, in Fig. 2, to the component part identical with Fig. 1, mark identical Reference numeral, detailed mainly describes for the component part different from Fig. 1.

In Fig. 2, towing machine 10 and TunePower 24 are electrically connected via flexible cord 25, constitute, and the generation power that is produced by the rotation of towing machine 10 is supplied to TunePower 25.

Therefore, in the elevator device of present embodiment, can keep sufficient electric power, so even taking refuge when utilizing, also can continue and supply with fully to make the necessary electric power of elevator device work to control desk 19 always.

Like this, according to present embodiment, be accompanied by the lifting of car, the generation power that can utilize the rotation by towing machine to produce is charged to TunePower.Therefore, can be fully and obtain constantly to be used for keeping the necessary electric power of refuge elevator system, consequently, can obtain the higher refuge elevator of safety and reliability.

(the 3rd embodiment)

By Fig. 3 the formation of the related elevator of the 3rd embodiment of the present invention is described.Fig. 3 is the integrally-built lateral plan of the related elevator of expression the 3rd embodiment of the present invention, Fig. 3 (A) is the integrally-built lateral plan of the elevator of expression when having a power failure, and Fig. 3 (B) is that the deceleration of expression when common stops the lateral plan with the state of wedge part.

In addition, even in Fig. 3, also to the identical Reference numeral of the component part identical with Fig. 1 mark, below mainly describe for the component part different from Fig. 1.

In Fig. 3 (A), be separately installed with a pair of deceleration stops with wedge 26 in the upper and lower of car 7, in addition, being separately installed with a pair of deceleration near the superiors of elevating road 11 and orlop stops with guiding piece 27 and ejecting device 28, usually the time, shown in Fig. 3 (B), slowing down stops with guiding piece 27 under the effect of retarding spring 29, becomes not with deceleration and stops the state to contact with wedge 26.

In such formation, in disasters such as presence of fire or earthquakes and when having a power failure, ejecting device 28 work, stop to go out with wedge 26 thrusters to deceleration, pressing slows down stops with guiding piece 27, when car 7 arrived the superiors and orlop, shown in Fig. 3 (A), slowing down stopped to stop with guiding piece 27 with wedge 26 contact decelerations.

At this moment, because the movement of car 7 is expanded retarding spring 29, consequently, stop with wedge 26 and slow down stopping to use the contact friction of guiding piece 27 owing to slowing down, car 7 obtains certain braking force and slows down, and finally stops.

Like this, in the present embodiment, stop with wedge 26 and the braking force of the contact friction that stops to use guiding piece 27 of slowing down owing to slowing down, so that car 7 can not stop rapidly, so can keep passenger's safety and comfort, can access reliability high take refuge the time elevator.

(the 4th embodiment)

By Fig. 4 the formation of the related elevator of the 4th embodiment of the present invention is described.Fig. 4 is the integrally-built lateral plan of the related elevator of expression the 4th embodiment of the present invention, Fig. 4 (A) is the integrally-built lateral plan of the elevator of expression when stopping, and Fig. 4 (B) is that the deceleration of expression when common stops the lateral plan with the state of energy disperser section.

In addition, even in Fig. 4, also to the identical Reference numeral of the component part identical with Fig. 1 mark, below mainly describe for the component part different from Fig. 1.

In Fig. 4 (A), stopper 17 shown in the embodiment of replacement Fig. 1, be separately installed with fixedly setting device 30 at the superiors' end face and undermost bottom surface, in addition, this fixedly setting device 30 so that the mode of its rotation be equipped with about the deceleration of (with respect to drawing) work stop with energy disperser 31.And slowing down stops with energy disperser 31, when common, shown in Fig. 4 (B), arrange to the top surface side bending in the superiors, and arranges to bottom surface side (not shown) bending at orlop.

In such formation, when having a power failure in the disaster such as presence of fire or earthquake, fixedly setting device 30 work, making slows down stops with energy disperser 31 rotations, shown in Fig. 4 (A), launches with along the vertical direction state.Under such state, when car 7 arrived the superiors and orlop, car 7 stopped to contact with energy disperser 31 with the deceleration of each layer, because this deceleration stops the braking force with energy disperser 31, and slowed down with certain speed, finally stopped.

Like this, in the present embodiment because this deceleration stops the braking force with energy disperser 31 so that car 7 can not stop rapidly, so with above-mentioned embodiment similarly, can keep passenger's safety and comfort, can access reliability high take refuge the time elevator.

(the 5th embodiment)

By Fig. 5 the formation of the related elevator of the 5th embodiment of the present invention is described.

In addition, even in Fig. 5, also to the identical Reference numeral of the component part identical with Fig. 1 mark, below mainly describe for the component part different from Fig. 1.

As shown in Figure 5, for balance weight 8, be provided with the disengagement gear 32 that the part of balance weight 8 is separated, so that balance weight 8 becomes the quality identical in fact with the car 7 that does not have the passenger.In addition, make the play button 33 of these disengagement gear 32 work, be arranged in the car 7.

In such formation, when taking refuge, less the passenger who takes car 7, can't obtain and balance weight 8 between the situation of unbalance load under, press play button 33 by the passenger, make disengagement gear 32 work, the part of balance weight 8 is separated.Separate by a part that makes this balance weight 8 so that equate on the quality entity of the quality of balance weight 8 and the car 7 that does not have the passenger, thereby obtain and balance weight 8 between unbalance load, that is, lean on passenger's weight to make car 7 declines.

Like this, in the present embodiment, when making last refugee take car 7 in the superiors, even in the situation that the refugee is less, car 7 can't descend because of mass deficiency, also can obtain and balance weight 8 between unbalance load, can make at last the elevator operation, so all refugees are all taken refuge.That is, according to present embodiment, be provided with the operating mechanism that refugee self can control the unbalance load between car and the balance weight, so even the refugee is less, the car mass deficiency, also can make the elevator operation by the refugee, therefore, whole refugees are all taken refuge at last.

Claims

1. refuge elevator is characterized in that having:

Control desk, this control desk is in the topmost setting of the elevating road that is provided with described rotary speed regulating device, comprise the driving control device that drives described towing machine and the control setup that is used for normally used necessity of elevator, the common use of this elevator comprises the switching of door;

The battery that arranges in the mode by the control of this control desk; With

Described control desk, control as follows: when having a power failure, disconnection is supplied with to the electric power of described towing machine and described driving control device, from the control setup supply capability of described battery to described traction machine brake and described normally used necessity for elevator.

2. the refuge elevator of putting down in writing according to claim 1 is characterized in that,

Described connecting device comprises: the electromagnet that attracts described rotary speed regulating device when energising; Produce the spring that makes the power that described rotary speed regulating device connects towards the S. A. of described towing machine with the attractive force of being connected this electromagnet, described connecting device separates with described S. A. usually the time.

3. refuge elevator is characterized in that having:

The TunePower that arranges in the mode by the control of this control desk; With

4. refuge elevator is characterized in that having:

The superiors and near the orlop deceleration, that have retarding spring that are installed on described elevating road stop with guiding piece and ejecting device;

The battery that arranges in the mode by the control of this control desk; With

Usually the time, described deceleration stops with guiding piece under the effect of described retarding spring, is maintained not the state with described wedge contact.

5. refuge elevator is characterized in that having:

Slowing down stops to use energy disperser, this deceleration to stop to be arranged at this with energy disperser being fixedly installed device, works along the vertical direction and rotates;

The battery that arranges in the mode by the control of this control desk; With

Described deceleration stops to use energy disperser, when common, arranges to the top surface side bending in the superiors, and arranges to the bottom surface side bending at orlop.

6. the refuge elevator of putting down in writing according to claim 1 is characterized in that, has: