CN1243801A - Device for shutting elevator door and controlling method thereof - Google Patents
Device for shutting elevator door and controlling method thereof Download PDFInfo
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- CN1243801A CN1243801A CN99111621A CN99111621A CN1243801A CN 1243801 A CN1243801 A CN 1243801A CN 99111621 A CN99111621 A CN 99111621A CN 99111621 A CN99111621 A CN 99111621A CN 1243801 A CN1243801 A CN 1243801A
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- shutting
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 239000000463 material Substances 0.000 claims description 2
- 230000001141 propulsive effect Effects 0.000 description 15
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 230000001965 increasing effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/14—Control systems or devices
- B66B13/143—Control systems or devices electrical
- B66B13/146—Control systems or devices electrical method or algorithm for controlling doors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
- B66B13/02—Door or gate operation
- B66B13/06—Door or gate operation of sliding doors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
- E05Y2900/104—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for elevators
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
To provide a closing force energizing device for an elevator door and a control method therefor, capable of controlling so that the closing force for maintaining the closing condition of a door may not function as the load of an actuator generating power while the elevator door is opening or closing. This closing force energizing device for elevator door is provided with a permanent magnet 40 mounted on an elevator door 31 on one side of a frame 32 supporting the elevator door 31 on one side, a magnet 50 mounted on the frame 32, facing the permanent magnet 40, and a control means controlling the magnet 50 so that magnetic attracting force and reaction may function between the magnet 50 and the permanent magnet 40.
Description
The present invention relates to the shutting device and the control method thereof of elevator door, this device can prevent, is sent to actuator in the closing force of keeping this closure state when opening and closing this.
Usually, the jacking system of elevator comprises, one is used to carry passenger's elevator car, and a lifting driver element and that is used for this elevator car of lifting is used for moving this elevator car to the intended target floor with by controlling the controller of this this elevator car door of lifting driver element opening/closing.
In the lifting structure of the elevator that constitutes like this, this elevator car door be on the basis of two sliding systems, operate and be opened and closed by this controller.If this elevator device is operated in a kind of state, promptly this elevator car door is fully not closed, or a predetermined gap is arranged between door, perhaps, an occurrent accident when this elevator device by when handling, being opened of this elevator device.Therefore, require controller accurately to keep this closure state.
In addition, in elevator car operating period, if since power interruption or this elevator car of emergency situation (for example, earthquake) stopped suddenly.For the passenger is escaped, this door should be by manual unlocking.When the passenger attempted to escape from emergency, because contingent may take place, elevator car can not rest on the position that is programmed.Therefore, require controller can keep the closed condition of door, can not open this door by the power that surpasses a predetermined force.
Therefore, in the elevator device of coupling one elevator lifting structure, need a kind of device that produces the closing force of elevator car door, the grade of this closing force is to determine on the basis of departmental standard.
All kinds of shutting devices that are used for elevator door can be actvies on the basis of the opening and closing actuator of all kinds of doors that produce the power that opens and closes elevator door.
To illustrate, be matched with the door shutting device that is used for elevator door of the conventional lift lifting structure of the actuator that utilizes electric rotary machine.
As shown in Figure 1, the elevator lifting structure that is used for the electric rotary machine of actuator in coupling, framework 5 be installed in the door 1 and 1 that slidably is installed in elevator car 100 places ' upper part and this framework 5 have a track 2 that is installed in its lower end, with suspension hook 4 and 4 ' be engaged to door 1 and 1 ' the upper end, make this 1 and 1 ' along the track 2 of framework 5 opened/closed slidably.
In addition, electric rotary machine 6 is installed in the upper end of framework 5, with have large diameter pulley 9 and be connected with the axle drive shaft 7 of electric rotary machine 6, be connected with pulley 9 with shaft-like hinge 10, with an end of hinge 10 with wherein from electric rotary machine 6 receive propulsive efforts and be sent to this 1 and 1 ' so that close door 1 and 1 ' arm 11 and 11 ' arm 11 is connected, make that the rotational force by the pulley 9 of electric rotary machine 6 drivings is sent to arm 11.
The two hinge types that connect of this arm 11 and 11 ' formation.This arm 11 and 11 ' each a end be articulated in strut member 12 places that are installed in framework 5 and the other end be articulated in this 1 and 1 ' core.One exercisable hinge 13 be fixed on arm 11 and 11 ' between.This arm 11 ' make hinge 10 crank motions cause making crank motion linearly on the reciprocating linearly basis of arm 11 in rotation by pulley 9.
This hinge 10 is from extending with the connecting bridge of pulley 9 and a pouring weight 15 is fixed to the end of this hinge 10, be used to offer door 1 and 1 ' closing force.Under door 1 and 1 ' pent state, the weight of this pouring weight 15 is as the momentum of rotating pulley 9 on this 1 and 1 ' pent direction, so that produce the closing force of keeping this closure state.
Shown in Fig. 2 and 3, be used for the door shutting device of an elevator door of the linear electric machine of opened/closed actuator in known coupling, propulsive effort change-over panel 23 and 23 ' the lower end fixing with change a propulsive effort give the door 21 and 21 that is fixed to elevator car 200 ' suspension hook 22 and 22 ' the upper end.Propulsive effort change-over panel 23 and 23 ' above, one can operate the auxiliary pulley 24 and 24 that cable wire 25 is rotatably installed in the two ends that are installed in framework 27 ' on.
In addition, this can operate cable wire 25 be fixed to propulsive effort change-over panel 23 and 23 ' the upper end and by propulsive effort change-over panel 23 and 23 ' move and to be moved.At this moment, this propulsive effort change-over panel 23 and 23 ' propulsive effort change-over panel 23 be fixed to the upper end that can operate cable wire 25 and this propulsive effort change-over panel 23 ' the be fixed to lower end that can operate cable wire 25.Therefore, when this propulsive effort change-over panel 23 was moved, this propulsive effort change-over panel 23 ' be moved in the opposite direction made this door 21 and 21 ' be opened/closure.
This propulsive effort change-over panel 23 and 23 ' drive by linear electric machine primary winding unit 26a and the secondary removable unit 26b of linear electric machine.The coil unit 26a of this linear electric machine 26 is fixed to the framework 27 of this elevator lifting structure.This removable unit 26b be fixed to this propulsive effort change-over panel 23 and 23 ' one, make between coil unit 26a and removable unit 26b, to produce induced magnetism by offering linear electric machine 26 electric energy.Therefore, when removable unit 26b was moved, this engagement propulsive effort change-over panel wherein also was moved, and made this door 21 and 21 ' be opened/close.
Have a pouring weight 28 two connect hinge 29 be connected door 21 and 21 ' one and framework 27 between.As indicating by Fig. 2 solid line, under door 21 and 21 ' pent situation, this pair connects hinge 29 extends downwards by pouring weight 28, feasible door 21 and 21 ' be closed.
As mentioned above, be used for the shutting device of conventional lift door, shutting device in the common door that is used for elevator door, this pouring weight make to closing force that should pouring weight offer in addition when this elevator device because this elevator door that power interruption or similar fault are stopped, thereby realization passenger's safety escape.
In any case at this door shutting device that is used for the conventional lift door, the load that is provided as this pouring weight of this closing force has also become the load of working as the actuator of opening this elevator door, makes this working ability and the efficient of door system be lowered.
In utilizing the elevator door opened/closed structure of electric rotary machine, may on the basis that this motor is suitably controlled, produce bigger torque, thereby be used to overcome a problem of the load of shutting device that is provided to.In utilizing the elevator door opened/closed structure of linear electric machine, because can not increase torque on the basis of electric machine control, this closing force becomes the direct load of this pouring weight.
Particularly, as shown in Figure 4, in the initial door opened/closed stage, needing more energetically, the non-linear control characteristic problem of quantitative changeization is necessary.So the Linear Control of linear electric machine is not easy to realize.This makes the reliability of control and the efficient of door system be lowered.
For overcoming the problems referred to above, need the large-capacity linear motor so that produce bigger torque.In the case, because the weight of this linear electric machine is big, the load of drive force source is increased, and this has the elevator of the lifting structure of large scale linear electric machine to be used for lifting, and so, the price of this elevator device has increased.
In addition, because make this linear electric machine with large scale, manufacturing cost increases, and does not utilize electric rotary machine, the situation of stop mechanism and similar means to compare with utilizing linear electric machine, and it is uneconomic.
Therefore, an object of the present invention is to provide a kind of shutting device that is used for elevator door, feasiblely can keep this closure state that utilizes closed this door of small size linear electric machine, thereby and the closing force of elevator door is provided as load can prevent efficient when this door of open and close and this working ability of enhancing and this elevator device the time.
Another object of the present invention provides a kind of shutting method that is used for elevator door, feasiblely can keep this closure state that utilizes closed this door of small size linear electric machine, thereby and the closing force of elevator door is provided as load can prevent efficient when this door of open and close and this working ability of enhancing and this elevator device the time.
For achieving the above object, a kind of shutting device that is used for elevator door according to first embodiment of the invention is provided, this device comprises, be installed in a permanent magnet of elevator door one side and the framework of this elevator door of support, be installed in an electromagnet relative on the framework with permanent magnet, with a controller that is used to control this electromagnet, make between electromagnet and permanent magnet, to produce magnetic attraction and repulsive force.
For achieving the above object, provide a kind of and be used for elevator door shutting device according to second embodiment of the invention, this device comprises, be installed in a permanent magnet of each elevator door one side, be installed in an electromagnet of each elevator door opposite side with respect to this permanent magnet, with the controller that is used to control this electromagnet, make between this electromagnet and permanent magnet, to produce magnetic attraction and repulsive force.
For achieving the above object, a kind of method of the control shutting device that is used for elevator door according to third embodiment of the invention is provided, the step that this method comprises has, first step, when this elevator device is applied in power supply, judge this open and close state, with as this judged result, if this door is closed, or the close command of door is imported from the user, the magnetic pole of this electromagnet changes over the magnetic pole opposite with the magnetic pole of this permanent magnet by applying power supply to electromagnet, makes to produce magnetic attraction between permanent magnet and electromagnet; Second step, when selecting according to user's key, the input gate OPEN, or the system's control command in door is when being closed, the magnetic pole of this electromagnet is changed the magnetic pole identical with the magnetic pole of permanent magnet, makes to produce magnetic repulsion between this permanent magnet and electromagnet; Third step is to judge that during this opening operation, this residing position whether has broken away from the shutting position and as judged result, if the residing position of this has broken away from the shutting position, then the power supply of electromagnet is disconnected.
For achieving the above object, a kind of method of the control shutting device that is used for elevator door of a fourth embodiment in accordance with the invention is provided, the step that this method comprises has, first step, when this elevator device is applied in power supply, judge this open and close state, with as judged result, if door is closed, or the door close command is imported from the user, the magnetic pole of this electromagnet is changed the magnetic pole opposite with the magnetic pole of permanent magnet by applying power supply to electromagnet, makes to produce magnetic attraction between permanent magnet and electromagnet; Second step is, when selecting system's control command in input gate OPEN or this door to be closed according to user's key, the magnetic pole of this electromagnet is changed the magnetic pole identical with the magnetic pole of permanent magnet, makes to produce magnetic repulsion between permanent magnet and electromagnet; Third step is, during this opening operation, whether this residing position has broken away from the shutting position, if this door is to have broken away from the shutting position, then the power supply of this electromagnet is disconnected.
Can clearer more advantage, purpose and characteristics of the present invention by following description.
Invention will be more fully understood by following detailed with as just the given accompanying drawing of illustration, and this is not restriction the present invention, wherein:
Fig. 1 describes the transparent view that is used to mate the shutting device that the conventional lift of electric rotary machine door is arranged;
Fig. 2 is a front elevation of describing the shutting device of the conventional lift door be used to use linear electric machine;
Fig. 3 describes the side cross-sectional, view that is used to mate the shutting device that the conventional lift of linear electric machine door is arranged;
Fig. 4 describes to be used to mate the shutting device that the conventional lift of linear electric machine door is arranged, at the diagram of curves when the load variations of the actuator during the opened/closed door in the shutting device;
Fig. 5 is the front elevation that is used for an embodiment of shutting device of the elevator door according to the present invention;
Fig. 6 is the embodiment planar view of shutting device that is used for the elevator door according to the present invention;
Fig. 7 is the front elevation that is used for another embodiment of shutting device of the elevator door according to the present invention;
Fig. 8 is the planar view of another embodiment that is used for the shutting device of the elevator door according to the present invention;
Fig. 9 is the front elevation of another embodiment that is used for the shutting device of the elevator door according to the present invention;
Figure 10 is the planar view of another embodiment that is used for the shutting device of the elevator door according to the present invention;
Figure 11 is used for the permanent magnet of shutting device of the elevator door according to the present invention and the lateral plan of electromagnet;
Figure 12 be used for coupling according to the present invention have known door closed/open the block scheme that a control circuit of the elevator door shutting device of circuit constitutes;
Figure 13 is the diagram of circuit that is used for the shutting device of the elevator door according to the present invention;
Figure 14 A to 14D is described on the basis of shutting device of control elevator door according to the present invention, at the part place corresponding to door opened/closed position, acts on the lateral plan of the operating effort between permanent magnet and the electromagnet;
Figure 15 is the lateral plan of another embodiment of electromagnet that is used for the shutting device of the elevator door according to the present invention;
Figure 16 is the lateral plan of another embodiment of electromagnet that is used for the shutting device of the elevator door according to the present invention; With
Figure 17 is the lateral plan that is used for according to another embodiment of the permanent magnet of shutting device of the present invention.
Each embodiment of the present invention is described with reference to the accompanying drawings.
As shown in Figure 5 and Figure 6, shutting device according to the present invention includes, and is installed in the electromagnet 50 of the upper end of elevator door 31; With respect to electromagnet 50, be installed in the permanent magnet 40 at framework 32 places; One controller is used to control electromagnet 50, makes under door 31 and 31 ' be opened or the closed state, can produce magnetic attraction or repulsive force between permanent magnet 40 and electromagnet 50.
This permanent magnet 40 and electromagnet 50 be by relative being mounted to mutually, almost contacts when door 31 and 31 ' closed the time, or be installed into, and a predetermined space is arranged betwixt.
As shown in figure 11, this permanent magnet 40 is by two magnetic sheets 42 that have different magnetic poles at place, the two ends of bar shaped yoke 41 and 42 ' constitute.
This electromagnet 50 be by with respect to the magnetic sheet 42 and 42 of permanent magnet 40 ' have magnetic surface 52 and 52 ' yoke shape magnetic core 51 and around the coil 53 and 53 ' formation of magnetic core 51 both sides.
When the position of magnetic core 51 was in the magnetic field range of this permanent magnet 40, this magnetic core 51 was by being constituted by the material of the magnetic field magnetisation of permanent magnet 40 easily.This coil 53 and 53 ' with an external power supply circuit (not shown) be connected and respond to the magnetic surface 52 and 52 of this magnetic core 51 ' magnetic pole, make corresponding to the open and close state and on the controller basis this 31 and 31 ' the position, the magnetic surface 52 and 52 of magnetic core 51 ' and the magnetic sheet 42 and 42 of this permanent magnet 40 ' between produce magnetic attraction or repulsive force.
At this moment, the magnetic-field intensity of this permanent magnet 40, this magnet spool 53 and 53 ' coil number and field current and magnetic sheet 42 and 42 ' and magnetic surface 52 and 52 ' area, on the basis that this elevator device describes in detail, can change.
Figure 12 described according to elevator door 31 of the present invention and 31 ' a control circuit of shutting device, this device has permanent magnet 40 and electromagnet 50 and open and close control circuit wherein.In the figure, label 60 expression controllers, 61 expression key input units, 62 expression open and close unit, 63 expression elevator lifting driver elements, 64 expression door open and close driver elements and 65 expression magnet start units.
This controller comprises a microcomputer, and, control the actuator of each driver element at elevator lifting driver element 63 with on corresponding to door open and close driver element 64 that utilizes key input unit 61 by the input of passenger's key and basis from the signal of door open and close detecting unit 62.This controller 60 further comprises a program of determining, makes to drive this electromagnet 50 on the basis of order shown in Figure 13.
Elevator car is inboard to be constituted with the key button that is installed in every layer in building this key input unit 61 by being installed in, and comprises floor options button (not shown), and door is opened a key (not shown) and the closed key (not shown) of door.
This open and close unit 62 is known units, can by be installed in door 31 and 31 ' open and close both sides at interval, be used for detecting gate 31 and 31 ' the optical sensor of position and a limit switch or micro-switch constitute, and can constitute by a detecting device, to be used to detect moving of lifting driving and door open and close actuator.
In addition, each driver element is made of switch circuit, is used to control each actuator and the coil of electromagnet 50 and switching on and off of power supply.
The shutting device of elevator door comprises according to the present invention, be installed in an elevator door and be used to support the permanent magnet 40 at a side place between the framework of this elevator door, be installed in electromagnet 50 on the framework with respect to this permanent magnet 40, with a control unit, be used to control this electromagnet 50 and between electromagnet 50 and permanent magnet 40, produce magnetic repulsion and attractive force, the method that is used to control the elevator door shutting device according to the present invention comprises first step, when power supply offers elevator, decision gate 31 and 31 ' the open and close state, in this state with at door 31 and 31 ' be closed or by user's input gate close command the time, power supply is provided for electromagnet 50, make and between permanent magnet 40 and electromagnet 50, produce magnetic attraction, then, the magnetic pole of this electromagnet 50 becomes opposite with the magnetic pole of permanent magnet 40; Second step, at door 31 and 31 ' be closed in the state, when the door OPEN user's key select or the basis of system directive on when being transfused to, the magnetic pole of this electromagnet 50 is become the magnetic pole identical with the magnetic pole of permanent magnet, so that between permanent magnet 40 and electromagnet 50, produce magnetic repulsion, and third step, during the door opening operation, by decision gate 31 and 31 ' the position decide this door 31 and 31 ' whether separate certain intervals from the shutting position, the power supply of this electromagnet 50 is disconnected.
This first step can comprise a controlled step, in this step, when on the basis of door close command, beginning this closed procedure and this door 31 and 31 ' when being closed in the shutting position, then the driving of this open and close actuator operation is stopped, be provided for electromagnet 50 with power supply, make the magnetic pole of electromagnet 50 be become the magnetic pole opposite with the magnetic pole of permanent magnet.
Second step can comprise a controlled step, in this step, if door 31 and 31 ' opened fully, or door 31 and 31 ' position that is opened and position that needs closing force separately, the position that promptly breaks away from shutting, then the power supply of electromagnet 50 is disconnected, thereby prevents the luxus consumption of power supply.
Comprise at the shutting device that is used for elevator door, be installed in elevator door 31 and 31 ' in the permanent magnet 40 at a side place of one, be installed in respect to elevator door 31 and 31 ' in the electromagnet 50 of one opposite side, with a control unit that is used to control this electromagnet 50, making provides magnetic attraction and repulsive force between electromagnet 50 and permanent magnet 40, the method that is used to control the door shutting device of the elevator according to the present invention comprises, first step, provide power supply to elevator device, this 31 and 31 ' be closed maybe when by judge this 31 and the state of 31 ' open and close when being transfused to a close command, power supply is provided for electromagnet 50, make between this permanent magnet 40 and electromagnet 50, to produce a magnetic attraction, be changed opposite with the magnetic pole of permanent magnet with the magnetic pole of this electromagnet 50; Second step, under the state of door 31 and 31 ' be closed, when an OPEN is transfused on the basis of the selection of user's key or system's control command, the magnetic pole of this electromagnet 50 is changed the magnetic pole identical with the magnetic pole of permanent magnet 40, makes to produce magnetic repulsion between permanent magnet 40 and electromagnet 50; And third step, during the door opening operation, when this 31 and 31 ' residing position from by judge whether this 31 and 31 ' residing position leave from the shutting position one when determining that the position separately, disconnect the power supply of this electromagnet 50.
This first step can comprise a controlled step, when beginning door closed procedure on the basis of door close command, with this door 31 and 31 in the shutting position ' when being closed, the driving operation of this open and close actuator is stopped, be provided for electromagnet 50 with power supply, and the magnetic pole of this electromagnet 50 is changed the magnetic pole opposite with the magnetic pole of permanent magnet 40.
This second step can comprise a controlled step, if door 31 and 31 ' opened fully or door 31 and 31 ' be opened to the position of leaving from the position of needs door closing force, if i.e. this door 31 and 31 ' be opened to and leave the shutting position, then the power supply of this electromagnet 50 is disconnected, thereby prevents the consumption of power supply.
The operation and the control method thereof that are used for the door shutting device of elevator device according to of the present invention are described with reference to the accompanying drawings.
As shown in figure 13, at first, in door shutting device and the control method thereof that is used for elevator device according to the present invention, when power supply initially is added to this elevator device, or in normal operating state, this controller 60 according to a signal of door open and close detecting unit 62, is judged this open and close state at step S1.As a kind of judged result, if door 31 and 31 ' be closed, then power supply is provided for electromagnet 50, make the magnetic pole of this electromagnet 50 be changed the magnetic pole opposite, keep this closure state thus thereby between this permanent magnet 40 and this electromagnet 50, produce magnetic attraction with the magnetic pole of permanent magnet 40.
As a kind of judged result, if this door 31 and 31 ' be opened then select according to system's control command or user's key, carry out door 31 and 31 ' closed procedure.In step S2, when door 31 and 31 ' when being closed, power supply offers electromagnet 50 via solenoid actuated unit 65.Shown in Figure 14 A, the magnetic surface 52 and 52 of the magnetic core 51 of this electromagnet 50 ' magnetic pole be changed with the magnetic sheet 42 and 42 of permanent magnet 40 ' the opposite magnetic pole of magnetic pole, thereby between permanent magnet 40 and electromagnet 50, produce magnetic attraction, accurately closed thus this door 31 and 31 ', realized 31 and 31 ' stable closure state.
At this moment,, do not carry out, the magnetic pole of electromagnet 50 is not changed over the step of the magnetic pole opposite with the magnetic pole of permanent magnet 40 by providing power supply to electromagnet 50 at door 31 and 31 ' after being closed.Promptly, above-mentioned steps at a time, after the driving of door open and close actuator operation is stopped, can carry out, this be exactly constantly beginning 31 and 31 according to the door close command ' closed procedure after, when this door 31 and 31 in the shutting position ' when being closed.
That is, in the shutting position, in door 31 and 31 ' state of approaching mutually, the driving of this open and close actuator operation is stopped and this electromagnet 50 has been driven opposite mutually with the magnetic pole of this permanent magnet 40 and electromagnet 50.Shown in Figure 14 C, in this state, between permanent magnet 40 electromagnet 50, produce magnetic attraction, feasible a magnetic attraction by producing like this, rather than pass through a propulsive effort of open and close actuator, carry out the closed procedure of door, thereby, door 31 and 31 ' can be more closed.
Keep above-mentioned state during the normal running of this elevator device.
In door 31 and 31 ' be closed and electromagnet 50 driven states, this controller 60 judges that whether the door OPEN opens key according to control of the system in step S3 or user's door is selected to be transfused to.As a kind of judged result, if the door OPEN is transfused to, before the door OPEN was performed in step S4, the magnetic pole of this electromagnet 50 was changed, and then, this OPEN is performed.
As shown in Figure 14B, before the door opening operation is performed, when the magnetic pole of electromagnet 50 is changed, because the magnetic surface 52 and 52 of electromagnet 50 ' magnetic pole become with the magnetic sheet 42 and 42 of permanent magnet 40 ' identical, make between permanent magnet 40 and electromagnet 50, to produce magnetic repulsion, thus the repulsive force that produces like this as be used to open and open door 31 and 31 ' door open and close actuator together 31 and 31 ' power.
In step S5, during the door opening operation, controller 60 judges whether this door 31 and 31 ' residing position has broken away from the shutting position.As a kind of judged result, in step S6, if the door 31 and 31 ' the position broken away from the shutting position, the power supply of this electromagnet 50 is disconnected.Above-mentioned steps is carried out in proper order.
Figure 14 D has described because contingent, for example power fail and promptly stopping.As shown therein, even in contingent, when the field current that offers magnet coil is disconnected, because the magnetic core 51 of electromagnet 50 is made by magnetic material, this magnetic core 51 is magnetized by the magnetic force of permanent magnet 40, make the magnetic sheet 42 and 42 of permanent magnet 40 ' and the magnetic surface 52 and 52 of electromagnet 50 ' lean on nearerly, thus be used to keep door 31 and 31 ' closure state.Even when in contingent, power fail for example, when this elevator device was stopped, this closure state was still kept.
Shown in Fig. 7 and 8, be used for the door shutting device of elevator device according to the present invention, this permanent magnet 40 and electromagnet 50 can be installed in the opposite location place of the position of first embodiment of the invention.
Say in detail, electromagnet 50 can be installed in this elevator door 31 ' the upper end, can be installed in framework 32 places of relative this electromagnet 50 with permanent magnet 40.
As shown in Figures 9 and 10, in another embodiment of the present invention, this permanent magnet 40 and electromagnet 50 be installed in toward each other elevator door 31 and 31 ' the upper end.
Because the structure of the foregoing description is identical with the operation order and the first embodiment of the present invention, so description has wherein just been omitted.
Shown in Figure 15 and 16, at the electromagnet 50 of the door shutting device that is used for elevator device according to the present invention, this coil 53 can coiling to the magnetic surface 52 and 52 that is used for magnetizing coil 51 ' a side.As shown in figure 15, coil 35 can be by coiling to a side of the magnetic core 51 of magnetic surface 52 eccentric directions and as shown in figure 16, and this coil 53 can be by the pars intermedia office of coiling to magnetic core 51.
In addition, as shown in figure 17, can be attached to the both side surface of magnetic sheet 42 in 40, two rod yokes of permanent magnet of the door shutting device that is used for elevator device according to the present invention.
As mentioned above, be used for the shutting device of elevator device according to the present invention, when the magnetic attraction by utilizing permanent magnet and high-speed double electromagnet and repulsive force are opened this, this keeps the actuator that a closing force that is closed state is not loaded into an open and close, and making to increase the whole efficient of gate control efficient and this elevator device.
In addition, in the present invention, when opening this, utilize the power of magnetic attraction and repulsive force and door open and close actuator, may reduce actuator like this, for example be used for the ability and the size of the linear electric machine of more economical elevator device.
Though for purpose of description has disclosed most preferred embodiment of the present invention, those skilled in the art will appreciate that not break away from the spirit and scope of the present invention cited as claim, various modifications, it all is possible increasing and reducing.
Claims (17)
1. shutting device that is used for elevator door comprises:
One is installed in the permanent magnet at an elevator door one side place;
One is installed in the electromagnet at a framework place of this permanent magnet relatively; With
One is used to control the control setup of this electromagnet, makes to produce magnetic attraction and magnetic repulsion between this electromagnet and this permanent magnet.
2. according to the device of claim 1, wherein said permanent magnet is to be made of two magnetic sheets with different magnetic poles of locating at the two ends of rod yoke.
3. according to the device of claim 1, wherein said permanent magnet is by constituting by adhering to this rod yoke at the both side surface place of a permanent magnet.
4. according to the device of claim 1, wherein electromagnet comprises:
The magnetic sheet of one relative this permanent magnet has the yoke shape magnetic core of a magnetic surface; With
One coil around this magnetic core.
5. according to the device of claim 4, wherein said magnetic core is during by the position in the magnetic field that is in permanent magnet when this magnetic core, and the material of the magnetic field magnetisation that can be easily formed by permanent magnet is made.
6. according to the device of claim 4, wherein said coil is wound on the both sides of this magnetic core.
7. according to the device of claim 4, wherein said coil is wound on a side of this magnetic core or the centre portion of this magnetic core.
8. according to the device of claim 7, wherein said coil is wound on a magnetic surface of this magnetic core.
9. according to the device of claim 7, wherein said coil is wound on the centre portion of this magnetic core.
10. shutting device that is used for elevator door comprises:
One is installed in the electromagnet at an elevator door one side place;
One is installed in the permanent magnet at a framework place of this electromagnet relatively; With
One is used to control the control setup of this electromagnet, makes to produce magnetic attraction and magnetic repulsion between this electromagnet and this permanent magnet.
11. a shutting device that is used for elevator door comprises:
One is installed in the permanent magnet at each elevator door one side place;
One is installed in the electromagnet of each elevator door opposite side of this permanent magnet relatively; With
One is used to control the control setup of this electromagnet, makes to produce magnetic attraction and magnetic repulsion between this electromagnet and this permanent magnet.
12. method that is used to control the shutting device of elevator door, the shutting device of described elevator door comprises, one is installed in the permanent magnet at an elevator door one side place, one is installed in the electromagnet at a framework place of this permanent magnet relatively, with a control setup that is used to control this electromagnet, make to produce magnetic attraction and magnetic repulsion between this electromagnet and this permanent magnet, the step that described method comprises has:
First step, when power supply offers this elevator device, judge this open and close state, with as a kind of judged result, if door is closed, or a close command imported by the user, by applying power supply to electromagnet, make the magnetic pole of this electromagnet be changed the magnetic pole opposite, make between this permanent magnet and this electromagnet, to produce magnetic attraction with the magnetic pole of permanent magnet;
Second step, when key selection or the system's control command in the door that this is closed according to the user, when an OPEN was transfused to, the magnetic pole of this electromagnet was changed the magnetic pole identical with the magnetic pole of this permanent magnet, made to produce magnetic repulsion between this permanent magnet and this electromagnet; With
Third step, during the opening operation of door, it judges whether this residing position has broken away from the shutting position and as a kind of judged result, if the residing position of this is to have broken away from the shutting position, then the power supply of this electromagnet is disconnected.
13. method according to claim 12, wherein said first step comprises a controlled step, in this step, when the residing position of door is shutting position at this, when beginning this closed procedure according to the door close command, the driving operation of this open and close actuator is stopped and power supply offers this electromagnet, is changed the magnetic pole opposite with the magnetic pole of this permanent magnet with the magnetic pole of this electromagnet.
14. according to the method for claim 12, wherein said second step comprises, a controlled step, and in this step, in the state that door is opened fully, or the position of this door broken away from the shutting position, and then the power supply of this electromagnet is disconnected.
15. method that is used to control the shutting device of elevator door, the shutting device of described elevator door comprises, one is installed in the permanent magnet of each elevator door one side, one is installed in the electromagnet of the opposite side of each elevator door of this permanent magnet relatively, with the control setup that is used to control this electromagnet, make to produce magnetic attraction and magnetic repulsion between this electromagnet and this permanent magnet, the step that described method comprises has:
First step, when power supply offers this elevator device, judge this open and close state, with as a kind of judged result, if elevator door is closed, or door close command quilt is by user's input, by providing power supply to this electromagnet, make the magnetic pole of this electromagnet be changed the magnetic pole opposite, make between this permanent magnet and this electromagnet, to produce magnetic attraction with the magnetic pole of this permanent magnet;
Second step, when selecting according to user's key or when this is closed system's control command in the door with an OPEN input, the magnetic pole of this electromagnet is changed the magnetic pole identical with the magnetic pole of this permanent magnet, makes to produce magnetic repulsion between this permanent magnet and this electromagnet; With
Third step, it judges that during the opening operation of door this residing position whether has broken away from the shutting position and as a kind of judged result, if the residing position of this has broken away from the shutting position, then the power supply of this electromagnet is disconnected.
16. method according to claim 15, wherein said first step comprises a controlled step, in this step, if when this residing position is when beginning closed procedure in door shutting position with according to the door close command, the driving operation of this open and close actuator is stopped, with power supply is offered this electromagnet, be changed the magnetic pole opposite with the magnetic pole of electromagnet with the magnetic pole of permanent magnet.
17. according to the method for claim 15, wherein said second step comprises a controlled step, in this step, under this situation about being opened fully, or the residing position of this broken away from the shutting position, and then the power supply of this electromagnet is disconnected.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR31879/98 | 1998-08-05 | ||
| KR1019980031879A KR20000013168A (en) | 1998-08-05 | 1998-08-05 | Device for adding closing force for elevator door and controlling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1243801A true CN1243801A (en) | 2000-02-09 |
Family
ID=19546498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99111621A Pending CN1243801A (en) | 1998-08-05 | 1999-08-05 | Device for shutting elevator door and controlling method thereof |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2000095463A (en) |
| KR (1) | KR20000013168A (en) |
| CN (1) | CN1243801A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103635412A (en) * | 2011-06-28 | 2014-03-12 | 西门子公司 | Elevator system |
| CN106062656A (en) * | 2014-03-28 | 2016-10-26 | 英特尔公司 | Adjustment of magnetic force in a computing device |
| CN107835778A (en) * | 2015-07-13 | 2018-03-23 | 奥的斯电梯公司 | Deterrent device suppresses key |
| CN108821078A (en) * | 2018-08-17 | 2018-11-16 | 日立楼宇技术（广州）有限公司 | Elevator door control method, device, equipment, system and storage medium |
| CN113682922A (en) * | 2018-06-19 | 2021-11-23 | 上海三菱电梯有限公司 | Guide device and elevator door system |
| CN114890273A (en) * | 2022-05-13 | 2022-08-12 | 永大电梯设备（中国）有限公司 | Auxiliary door closing method for elevator landing door and auxiliary door closing device for elevator |
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| JP5277723B2 (en) * | 2008-05-22 | 2013-08-28 | 三菱電機株式会社 | Elevator control cable vibration control device |
| KR101173360B1 (en) | 2010-05-11 | 2012-08-10 | 오티스 엘리베이터 컴파니 | Apparatus for preventing closing car door of elevator |
| CN104310176B (en) * | 2014-08-21 | 2016-08-24 | 广州日滨科技发展有限公司 | The intelligent elevator door control system of application electromagnetic lock |
| JP6365142B2 (en) * | 2014-09-04 | 2018-08-01 | フジテック株式会社 | Elevator car door device |
| CN105398922A (en) * | 2015-12-29 | 2016-03-16 | 佛山市南海永澳电梯配件有限公司 | Center-opening elevator door motor |
| KR102664289B1 (en) * | 2023-10-26 | 2024-05-08 | 우성디아이 유한회사 | elevator door safety opening support apparatus |
| CN117548091B (en) * | 2023-12-07 | 2024-06-04 | 上海亿鼎电子系统集成有限公司 | Recovery device of solvent during molecular sieve regeneration, method and application thereof |
| KR102686895B1 (en) * | 2024-01-23 | 2024-07-22 | 한국아이씨티 주식회사 | Elevator fall prevention door system |
-
1998
- 1998-08-05 KR KR1019980031879A patent/KR20000013168A/en not_active IP Right Cessation
-
1999
- 1999-08-05 JP JP11222392A patent/JP2000095463A/en active Pending
- 1999-08-05 CN CN99111621A patent/CN1243801A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103635412A (en) * | 2011-06-28 | 2014-03-12 | 西门子公司 | Elevator system |
| US9394141B2 (en) | 2011-06-28 | 2016-07-19 | Siemens Aktiengesellschaft | Elevator system |
| CN106062656A (en) * | 2014-03-28 | 2016-10-26 | 英特尔公司 | Adjustment of magnetic force in a computing device |
| CN107835778A (en) * | 2015-07-13 | 2018-03-23 | 奥的斯电梯公司 | Deterrent device suppresses key |
| CN107835778B (en) * | 2015-07-13 | 2020-06-09 | 奥的斯电梯公司 | Inhibiting device for inhibiting key |
| CN113682922A (en) * | 2018-06-19 | 2021-11-23 | 上海三菱电梯有限公司 | Guide device and elevator door system |
| CN108821078A (en) * | 2018-08-17 | 2018-11-16 | 日立楼宇技术（广州）有限公司 | Elevator door control method, device, equipment, system and storage medium |
| CN108821078B (en) * | 2018-08-17 | 2020-01-14 | 日立楼宇技术（广州）有限公司 | Elevator door control method, device, equipment, system and storage medium |
| CN114890273A (en) * | 2022-05-13 | 2022-08-12 | 永大电梯设备（中国）有限公司 | Auxiliary door closing method for elevator landing door and auxiliary door closing device for elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000095463A (en) | 2000-04-04 |
| KR20000013168A (en) | 2000-03-06 |
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