CN107614412B - The door gear of elevator - Google Patents
The door gear of elevator Download PDFInfo
- Publication number
- CN107614412B CN107614412B CN201680031001.XA CN201680031001A CN107614412B CN 107614412 B CN107614412 B CN 107614412B CN 201680031001 A CN201680031001 A CN 201680031001A CN 107614412 B CN107614412 B CN 107614412B
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- China
- Prior art keywords
- door
- stop
- knife
- face board
- carriage
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Classifications
-
- 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
- B66B13/12—Arrangements for effecting simultaneous opening or closing of cage and landing doors
-
- 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
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
Have: door face board is made of the carriage door face board and stop door face board for opening or closing entrance；Motor, output driving power；And clamping mechanism portion, when making carriage door face board and stop door face board that movement be opened and closed in linkage when stopping, clamping mechanism portion engages the two, clamping mechanism portion at the time of making that carriage door face board engages and contacts with stop door face board when door face board on-off action in the state of stop synchronously, so that carriage door face board and stop door face board is become connecting state, and maintains connecting state in all opened and closed positions.
Description
Technical field
The present invention relates to the door gears for the door face board for opening or closing elevator, more particularly, it relates to which having keeps stop door smooth
The door gear of the elevator of the structure of movement.
Background technique
With the following prior art: carriage engaging door hilt holds the band of the driving force of transmitting motor, when driving carriage
Men Shi engages the amount of movement of door knife with a carriage in linkage, another carriage engages that door knife is mobile, and the roller for holding stop door comes
It is opened or closed (referring for example to patent document 1).
Existing technical literature
Patent document
Patent document 1: International Publication No. 2009/011044
Summary of the invention
Subject to be solved by the invention
However, the prior art has following such problems.
In the door of elevator, from the viewpoint of cost, the motor as driving source is only installed on car door side, stop
Door is linked by clamping close device and car door, is thus driven car door and stop door, is opened or closed door.
Clamping close device is made of the stop roller that the carriage of cage side engages door knife and stop side, in order to enable in lift car
Equipment will not be damaged since the two contacts when lifting, be provided with the gap for being referred to as engaging gap.It is installing in the engaging gap
When and maintenance when be periodically inspected so that maintaining in specification appropriate.
Moreover, motor generates driving force when opening door after carriage stop, and after driving car door, car door and stop
Door links via clamping close device.But the carriage engaging door knife for not reaching cage side in the case where having holds and presss from both sides completely
The firmly state of stop roller, but there is gap.
In this case, when the impact that the gear door of passenger or trolley generates is applied to stop door, between stop door is mobile
The amount of gap.As a result, there are problems that the movement of car door and stop door is inconsistent and flutter occurs.Since door generally has
Tens kilograms or more of quality occurs also generate noise when flutter.
Patent document 1 has a structure that when car door is opened, and when a carriage engaging door knife is mobile, makes another
A carriage engaging door knife is correspondingly acted with the amount of movement.By having a structure in which, reach scheduled shifting if realized
Momentum then holds the structure of stop roller completely using two carriage engaging door knives.
However, the value in engaging gap is different because of each elevator or each floor.Therefore, scheduled amount of movement is had to vacation
It is set to the maximum value in expected engaging gap.Accordingly, there exist following problems: at the time of car door and stop door link, only
It is that a carriage engaging door knife is contacted with stop roller, another carriage engages door knife, and there are gap, car door and layers with stop roller
Stand door movement may not integration.
The present invention was completed to solve the above problem, it is therefore intended that a kind of door gear of elevator is obtained, even if
In the case that external disturbance acts on stop door, also stop door can be made swimmingly to act.
Means for solving the problems
Elevator door apparatus of the invention has: door face board, by the carriage door face board and stop that open or close entrance
Door face board is constituted；Motor, output is for driving gate panel opening or the driving force of closing；And clamping mechanism portion, when
The carriage of elevator rests in the state of stop floor when making carriage door face board and stop door face board that movement be opened and closed in linkage,
Clamping mechanism portion engages carriage door face board with stop door face board, wherein clamping mechanism portion and makes the shop front in the state of stop
At the time of carriage door face board engages and contacts with stop door face board when movement is opened and closed in plate synchronously, make carriage door face board and layer
Door face board of standing becomes connecting state, and the driving force generated along enabling direction or shutdown direction using motor in door face board into
Connecting state is maintained in all opened and closed positions of row on-off action.
Invention effect
According to the present invention, when having a structure that the door after carriage stop opens or closes, make car door and stop door
Movement integration, maintain the connection of car door and stop door always in all opened and closed positions of door.As a result, can obtain
To a kind of door gear of elevator, even if external disturbance acts on stop door, also stop door can be made swimmingly to act.
Detailed description of the invention
Fig. 1 is the overall schematic for showing the car door driving device of elevator of embodiments of the present invention 1.
Fig. 2 is the overall schematic for showing the stop door drive of the elevator of embodiments of the present invention 1.
Fig. 3 is the schematic diagram in the engaging gap of embodiments of the present invention 1.
Fig. 4 is the structure chart for starting the door gear before enabling of embodiments of the present invention 1.
Fig. 5 is the structure chart of the door gear before the engaging that will open the door of embodiments of the present invention 1.
The structure chart of door gear when Fig. 6 is the enabling engaging of embodiments of the present invention 1.
Fig. 7 is the smooth degree for illustrating embodiments of the present invention 1, car door and stop door door opening action
Figure.
Fig. 8 is the figure for illustrating the smooth degree of the door opening action of previous structure, car door and stop door.
Fig. 9 is the structure chart for starting the door gear before enabling of embodiments of the present invention 2.
Figure 10 is the structure chart of the door gear before the engaging that will open the door of embodiments of the present invention 2.
The structure chart of door gear when Figure 11 is the enabling engaging of embodiments of the present invention 2.
Figure 12 is the control block diagram of the controlling device for doors of embodiments of the present invention 3.
Figure 13 is for illustrating connecing for the electric signal waveform based on the motor 9 when opening the door of embodiments of the present invention 4
Touch the figure of detection method.
Specific embodiment
Hereinafter, being illustrated using attached drawing to the preferred embodiment of elevator door apparatus of the invention.In addition, following
Explanation in, merely referred to as car door, stop door when, be respectively equivalent to the door face board of cage side, the door face board of stop side.
Embodiment 1
Fig. 1 is the overall schematic for showing the car door driving device of elevator of embodiments of the present invention 1.Open or
The upper end for closing the door face board 1 of the cage side of entrance is provided with boom 2.It is horizontal that the rising wood of entrance is provided with long edge
The crossbeam 3 of direction configuration.In addition, exemplifying the case where door face board 1 is made of two pieces of door face boards 1A, 1B in Fig. 1.
Guide rail 4 is set to crossbeam 3 in a manner of along the configuration of the horizontal direction of long side, by the hanger roller 5 for being set to boom 2
It is moved along guide rail 4, to guide the moving horizontally of boom 2, i.e. door face board 1 to move openingly and closingly.Similarly, it is set to boom 2
Lifting force roller 11 is mounted on the lower section of guide rail 4, prevents hanger roller 5 from falling off from guide rail 4.
Pulley 6A, 6B are pivotally mounted to crossbeam 3 with being separated from each other, and the band 7 for forming annular is wound in both pulley 6A, 6B
The above setting that is stretched.One end with grips 8 and band 7 link, and the other end engages the connection of door knife 12 with carriage, and motor 9 drives
Movable pulley 6A.Band 7 is transmission belt, uses toothed belt or V-belt under normal circumstances.
Slot corresponding with the belt shape for being pivotally mounted to crossbeam 3 is machined on pulley 6A, 6B.Also, by changing pulley
The pulley room distance of 6A, 6B can adjust the installation tension of the band 7 of annular.When motor 9 is energized, corresponding pulley 6A rotation
Turn, so that band 7 is driven, is also driven via the carriage engaging door knife 12 linked with grips 8.
Also, by mechanism described below, carriage engages door knife 12 and door face board 1A links, and driving force is via linkage rope
Or band is transmitted to another door face board 1B.As a result, door is in motor by acting door face board 1A and 1B to same direction
It is opened or closed under 9 energization.
Structure shown in FIG. 1 is the door machine structure singly opened, but in double door, is communicated to engage door knife from carriage by making
The door face board 1A and another door face board 1B of 12 driving force are acted round about each other via linkage rope or band, and are opened
Or close entrance.
Under normal circumstances, in single open-door, the size of the speed of door face board 1B is the half of door face board 1A, in double door
In, although direction is different, the size of speed is equal in door face board 1A and 1B.
In addition, when the floor level of lift car stop, car door and stop door is substantially uniform, if to motor 9
It is powered, then carriage engaging door knife 12 contacts and engages with stop roller 13, and thus, it is possible to the driving force of car door is transmitted to stop
Door.In addition, as stop roller 13, shown in Fig. 2 for illustrating below.
Next, Fig. 2 is the overall schematic for showing the stop door drive of the elevator of embodiments of the present invention 1.
The upper end of the door face board 14 of the stop side for opening or closing entrance shown in Fig. 2 is provided with boom 15.In the upper of entrance
Edge is provided with the crossbeam 16 that long side configures in the horizontal direction.
Stop door guide rail 17 is set to crossbeam 16 in a manner of along the configuration of the horizontal direction of long side.In addition, by being set to
The hanger roller 18 of boom 15 is moved along guide rail 17, to guide the moving horizontally of boom 15, i.e. door face board 14 to move openingly and closingly.
In addition, the lifting force roller 19 for being set to boom 15 is mounted on the lower section of guide rail 17, prevent hanger roller 18 from guide rail 17
It falls off.Pulley 20A, 29B are pivotally mounted to crossbeam 16 with being separated from each other, and linkage rope 21 is wound in pulley 20A, 20B the two
And the setting that is stretched.
The boom and linkage rope 21 of door face board 14A links.In addition, linkage rope 21 can be band other than rope.It is another
A door face board 14B is passed driving force, result via the other linkage rope or belt different with linkage rope 21 from door face board 14A
It is that door face board 14A and 14B is acted to same direction.
Structure shown in Fig. 2 is the door machine structure singly opened, but in double door, by making door face board 14A and another shop front
Plate 14B is acted round about each other via linkage rope 21, and opens or closes entrance.
In this way, the driving force of the motor 9 acted on stop roller 13 is passed to door face board 14A and 14B, lead to as a result,
The energization of motor 9 is crossed, stop door 14 can be made to open or close.
In addition, being equipped with the door closing force generation mechanism that not shown weight or spring are constituted on stop door 14, constitute
For in the state that carriage is not stopped, action mechanical external force so that stop door 14 in the case where being opened automatically
It completely closes.
Similarly, mechanical door closing force generation mechanism is also equipped on car door 1, so that even if being held in carriage
In the case that interior and motor electrical drive power disappears, children will not pry open car door 1 and fall into hoistway.Also, in carriage
Mechanical enabling power generation mechanism is installed on door 1 so that when completely opened not in the case where the driving force of motor,
Or only small driving force is also able to maintain and fully opens.
Fig. 3 is the schematic diagram in the engaging gap of embodiments of the present invention 1.The carriage of elevator rises in hoistway (not shown)
Drop, therefore the carriage engaging door knife 12 shown in Fig. 3 being installed on carriage door face board 1 moves in hoistway.On the other hand, stop
Roller 13 is prominent to hoistway, therefore, when the lifting of the carriage of elevator, if the equipment, particularly and sedan-chair of stop roller 13 and cage side
Compartment engages door knife 12 and contacts, then both can damage.
Therefore, it is necessary to the adjustment of mechanical system is carried out, so that in lifting under door completely closed state, such as Fig. 3 (a) institute
Show, carriage engaging door knife 12 and the distance between stop roller 13 engage gap 22 and keep constant.If it is short to engage gap 22,
Then with the following drawback that: setting mistake when installing changes over time caused change in shape, car door or layer
Stand door deformation etc. whens, a possibility that equipment damage, improves.
In general, the specification in engaging gap 22 allows essence by the size of the distance and in view of the deviation in each floor
Range is spent to determine.But acceptable precision is smaller, the installation exercise in engaging gap 22 of the adjustment car door 1 with all floors of stop
Difficulty it is higher.
In Fig. 3 (a) when completely closing, carriage engages door knife 12 and separates at a distance from engaging gap 22 with stop roller 13.And
And when motor starts to open the door according to door open command, carriage engages door knife 12 and drives to enabling direction, and carriage engages door knife 12
To enabling direction move with engage gap it is comparable apart from the time of, contact (Fig. 3 (b)) with the roller 13 of stop door 14.
At the time of detecting contact in Fig. 3 (c), carriage engages door knife 12 and holds car door 1, thus car door 1 and layer
Stop roller 13 is clamped in door 14 of standing connection, at the same time, multiple carriage engaging door knives 12 completely, is driven in the state of integration.
In addition, carriage engages door knife 12 other than living the mode of roller 13 of stop door 14 with multiple cutter holders, can be
Carriage, which is clamped, multiple rollers engages door knife 12 come by way of transmitting driving force.
In addition, the distance between carriage engaging door knife is fixed when completely closing, but distance can be with on-off action
And it changes.The engaging gap 22 of Fig. 3 indicates to completely close the carriage engaging door knife 12 of side at a distance from stop roller 13, but can also be with
It is to fully open the carriage engaging door knife 12 of side at a distance from stop roller 13.Hereinafter, it will be fully off the carriage engaging of side
Door knife 12 is illustrated at a distance from stop roller 13 as engaging gap 22.
Fig. 4 is the structure chart for starting the door gear before enabling of embodiments of the present invention 1.Start out after carriage stop
Under completely closed state in front of the door, in order to fight the enabling power that car vibrations when prying open or going up and down of passenger in carriage generate,
Door motor 9 generates driving force to door closing force direction.Driving force is transmitted to carriage engaging door knife 12A via band grips 8.
Carriage engages door knife 12A and is contacted by engaging door knife retainer 23A with the carriage for being set to carriage door face board 1A, makes
The driving force in the generation of carriage door face board 1 shutdown direction.Carriage engaging door knife retainer 23A can be elastomer as rubber,
It is also possible to the rigid bodies such as bolt.
In general, the electrical door closing force that the driving force of cooperation motor 9 generates, near carriage door face board completely closes
Effect has mechanical door closing force, and thus electrical door closing force+machinery door closing force summation becomes the resistance to above-mentioned enabling power.
When issuing door open command from controlling device for doors 10, door motor 9 generates driving force to enabling direction.Door motor
9 via band 7 and with grips 8, to the driving force in carriage engaging door knife 12A transmitting enabling direction.
Carriage engages door knife 12A and acts along the sliding guide 24 for successfully acting to door opening and closing direction, movement
Direction is restricted to the enabling direction or shutdown direction of door.When the driving force in enabling direction is applied to door motor 9, until
Until the contact detecting 25 being installed on carriage engaging door knife 12A is contacted with roller 13, only carriage engaging door knife 12A is driven
Dynamic, carriage door face board 1 is failure to actuate.
In one end of the linkage portion 26 to link with contact detecting 25 equipped with retainer 27.Also, retainer 27 is utilized,
Carriage engages door knife 12B and is relatively fixed relative to carriage engaging door knife 12A, and carriage engages door knife 12A and engages door with carriage
Interval between knife 12B does not change, and maintains fixed interval.
Fig. 5 is the structure chart of the door gear before the engaging that will open the door of embodiments of the present invention 1.When carriage engages door knife
When 12A is contacted with stop roller 13, engaged, the contact detecting 25 for being installed on carriage engaging door knife 12A detects connecing for the two
Touching.Here, contact detecting 25 can be mechanical or electric switch or sensor, it can also be according to the telecommunications of motor 9
It number is detected.The example of mechanical switch is shown in Fig. 4, Fig. 5 and aftermentioned Fig. 6.
When contact detecting 25 and stop roller 13 contact, the amount of movement of linkage portion 26 and contact detecting 25 correspondingly,
Joint portion to engage door knife 12A with carriage is rotated as center axis.Also, correspondingly with the spinning movement, linkage portion 26 rotates,
It is mobile in the retainer 27 that one end of linkage portion 26 is equipped with.Also, it is generated due to the movement along with contact detecting 25
Rotation amount, retainer 27 are detached from from carriage engaging door knife 12B.
The structure chart of door gear when Fig. 6 is the enabling engaging of embodiments of the present invention 1.Sedan-chair after the disengaging of retainer 27
Compartment engages door knife 12B and another carriage engaging door knife 12A since holding power is with spring 28 and by the side for holding stop roller 13
To power.Carriage engages direction movement of the door knife 12B by the power and to carriage engaging door knife 12A, can clamp stop roller 13.
In this way, car door 1 and carriage engage door knife along with the movement of the linkage portion 26 to link with contact detecting 25
12A is fixed, and thus car door 1 and stop door 14 link, while that door knife 12B is engaged with carriage is complete by carriage engaging door knife 12A
Clamp stop roller 13.As a result, the movement of car door 1 and stop door 14 can be made integrated.In addition, being connect in fig. 4 to fig. 6
When touching test section 25, linkage portion 26, retainer 27 and holding power spring 28 are equivalent to on-off action for maintain car door 1 with
The connecting state holding mechanism of the connecting state of stop door 14.
In Fig. 4 to 6, door knife retainer 23A, 23B are engaged equipped with carriage in the end of sliding guide 24, but may not
It is end, is arranged on carriage door face board 1A.In addition, carriage engaging door knife retainer 23B is arranged in than stop roller always
13 contact portions that door knife 12A is engaged with carriage lean on the position of enabling side.
In the state that carriage does not rest against stop floor and opening and closing instruction is sent to door motor 9, stop roller 13 is not
It is present in the position contacted with contact detecting 25.Therefore, in this state, carriage engaging door knife 12A engages door knife with carriage
Retainer 23A contact, thus carriage engaging door knife 12A and carriage door face board 1A links, and only car door can be made to open or close.
Fig. 7 is for illustrating embodiments of the present invention 1, car door 1 and the door opening action of stop door 14 smooth journey
The figure of degree.By the structure with present embodiment 1 as described above, carriage engaging door knife 12B can engage door knife with carriage
At the time of 12A touches stop roller 13 synchronously, stop roller 13 is held completely from two sides together with carriage engaging door knife 12A.
As a result, in the entire section for the door position that car door 14 opens or closes, even if having to the effect of stop door 14
In the case where the external disturbances such as the contact of gear door or trolley of passenger, stop door 14 is integrally acted with car door 1 always, by
This, which can be realized, smoothly acts.
Control device 10 carries out the speed control or position control of elevator door under normal circumstances, so that the rotation of motor 9
Rotary speed follows the opening and closing speed instruction as target.For example, control device 10 is when carrying out speed control, according to motor 9
Actual speed and opening and closing speed instruction value between velocity error carry out the current instruction value of correcting motor 9.
By the control mode of this motor 9, to the outside of the carriage engaging door knife 12A, car door 1 that are connected with band 7
Interference is become under the influence of using the correction of speed control smoothly to be acted.
After car door 1 and stop door 14 link, if become carriage engaging door knife 12 clamps stop roller 13 completely
Complete fastening state, the then direction regardless of the external disturbance for acting on stop door 14, can make the driving force of motor 9
It is also transmitted to stop door 14.
On the other hand, Fig. 8 is the smooth journey for illustrating the door opening action of previous structure, car door 1 and stop door 14
The figure of degree.In conventional structure, there are gaps with stop roller 13 by carriage engaging door knife 12B such as when opening the door.Due to this
Gap, in the case where external disturbance acts on stop door 14 along enabling direction, carriage engaging door knife 12A loses with stop roller 13 to be connect
Touching, stop door 14 are capable of the amount of mobile space.
Therefore, stop door 14 loses the connection with car door 1, and the transmission power of motor 9 is not passed to stop door 14.Its
As a result, the roller 13 of stop door 14 engages the collision of door knife 12 with carriage repeatedly, noise is generated, while generating flutter, thus vibrated
Become larger, compromises comfort.
As described above, according to embodiment 1, there is structure below: when opening or closing after carriage stop, making sedan-chair
Compartment door is integrated with the movement of stop door, maintains the connection shape of car door Yu stop door always in all opened and closed positions of door
State.As a result, even if in the case where the external disturbances such as the gear door for having passenger to stop gate action, can also make car door with
The movement of stop door is consistent always, so as to act stop door swimmingly.
In addition, acting mechanical mechanism by engaging when door knife is contacted with stop door roller in car door, can start to connect
At the time of touching, moment and car door and stop door is reliably made to become connecting state.Therefore, can make synchronous with snap action
The reliability of connecting state holding movement improves.
Also, by being arranged to detect car door engaging door knife and stop door roller using the spinning movement of contact detecting
Contact structure, can will engaging gap be set to it is larger.As a result, can be realized the mitigation of maintenance load.
Embodiment 2
In present embodiment 2, car door 1 and stop are maintained to using the mechanism different from embodiment 1 before
The structure of the connecting state of door 14 is illustrated.
Fig. 9 is the structure chart for starting the door gear before enabling of embodiments of the present invention 2.It is sent out when from controlling device for doors 10
Out when door open command, door motor 9 generates driving force to enabling direction.Door motor 9 is via band 7 and with grips 8, to carriage
Engage the driving force in door knife 12A transmitting enabling direction.
Carriage engages door knife 12A and acts along the sliding guide 24 for successfully acting to door opening and closing direction, movement
Direction is restricted to the enabling direction or shutdown direction of door.When the driving force in enabling direction is applied to door motor 9, until
Until the contact detecting 25 being installed on carriage engaging door knife 12A is contacted with roller 13, only carriage engaging door knife 12A is driven
Dynamic, carriage door face board 1 is failure to actuate.
Cam part 29 is installed in contact detecting 25.Also, cam part 29 and one end have the linkage portion of retainer 27
30 contact and are fixed.Therefore, in this state, carriage engaging door knife 12A engages the interval between door knife 12B with carriage not
Variation maintains fixed interval.
Figure 10 is the structure chart of the door gear before the engaging that will open the door of embodiments of the present invention 2.When carriage engages door
When knife 12A is contacted with stop roller 13, engaged, the contact detecting 25 for being installed on carriage engaging door knife 12A detects the two
Contact.Here, contact detecting 25 can be mechanical or electric switch or sensor, electric signal, that is, electric current of motor 9
In instruction value Fig. 9, Figure 10 and aftermentioned Figure 11, the example of mechanical switch is shown.
When contact detecting 25 and stop roller 13 contact, contact detecting 25 is slided in the horizontal direction.Also, it installs
It is also similarly slided according to the amount of movement of contact detecting 25 in the cam part 29 of contact detecting 25.It is set in cam part 29
It is equipped with slope, linkage portion 30 moves in vertical direction along slope.
At this point, linkage portion 30 limits moving direction by linkage portion guiding piece 31.Linkage portion guiding piece 31 is installed on
Carriage engages door knife 12A and is fixed.The retainer 27 that one end of linkage portion 30 has edge along with the movement of linkage portion 30
Vertical direction is mobile, is detached from and the contact of carriage engaging door knife 12B.
The structure chart of door gear when Figure 11 is the enabling engaging of embodiments of the present invention 2.After retainer 27 is detached from
Carriage engages door knife 12B and another carriage engaging door knife 12A since holding power is with spring 28 and by holding stop roller 13
The power in direction.Carriage engages direction movement of the door knife 12B by the power and to carriage engaging door knife 12A, can clamp stop roller
13。
In this way, car door 1 and carriage engage door knife along with the movement of the linkage portion 39 to link with contact detecting 25
12A is fixed, and thus car door 1 and stop door 14 link, while that door knife 12B is engaged with carriage is complete by carriage engaging door knife 12A
Clamp stop roller 13.As a result, the movement of car door 1 and stop door 14 can be made integrated.In addition, in Fig. 9 into Figure 11,
Contact detecting 25, retainer 27, holding power spring 28, cam part 29, linkage portion 30 and linkage portion 31 phase of guiding piece
For maintaining the connecting state holding mechanism of the connecting state of car door 1 and stop door 14 when in on-off action.
The Fig. 8 for quoting front, to the smooth degree of present embodiment 2, car door 1 and stop door 14 door opening action into
Row explanation.By the structure with present embodiment 2 as described above, carriage engaging door knife 12B can engage door knife with carriage
At the time of 12A touches stop roller 13 synchronously, stop roller 13 is held completely from two sides together with carriage engaging door knife 12A.
As a result, in the entire section for the door position that car door 14 opens or closes, even if having to the effect of stop door 14
In the case where the external disturbances such as the contact of gear door or trolley of passenger, stop door 14 is integrally acted with car door 1 always, by
This, which can be realized, smoothly acts.
As described above, using the structure different from the embodiment 1 of front, realizing and being able to maintain that according to embodiment 2
The structure of the connecting state of car door and stop door, can also obtain identical with the embodiment 1 of front in this case
Effect.
Embodiment 3
In embodiment 1 and 2 in front, the specific example that contact detecting 25 is made of mechanical switch is illustrated.
On the other hand, the control in the case where being made of to contact detecting 25 electric switch or sensor in present embodiment 3
Method processed is illustrated in specific example.
When contact detecting 25 is electric switch or sensor, controlling device for doors 10 from contact detecting 25 by connecing
Detection signal is received, can be learnt at the beginning of opening or closing door.
Figure 12 is the control block diagram of the controlling device for doors 10 of embodiments of the present invention 3.Contact detecting 25 passes through electrical
The time of contact of formula switch or sensor detection carriage engaging door knife 12A and stop roller 13.Then, which is input into
Generate the speed command portion 32 of the opening and closing speed instruction of door.
Opening and closing speed instruction value (the hereinafter referred to as speed value of the generation of speed command portion 32 door.).Specifically, fast
Time or motor rotation position from spending when instruction department 32 starts according to the opening and closing of door face board, output is based on preset
The speed value of velocity mode or the speed value gradually calculated.
Also, speed command portion 32 generates enabling shutdown according to the time of contact detected by contact detecting 25
Acceleration-deceleration speed command, thus, it is possible to beat enabling shutdown distance within the shortest time by smoothly acceleration and deceleration
On or off is closed.
Velocity error between the actual speed V and speed value V* of 33 correcting motor of speed controlling portion, output electricity
Flow instruction value Iq*.That is, speed controlling portion 33 transports the output in speed command portion 32, that is, speed value V with by aftermentioned speed
The difference of the actual speed V for the motor 9 that calculation portion 38 obtains is as input.
Speed command portion 32 exports the speed value V* of the target of the on-off action as door.However, actual door drives
Dynamic device can generate friction loss caused by the deformation of the running resistance of rubbish blocking etc., door face board, with the object in driving
The external disturbances such as contact.Therefore, it is necessary to be missed by the speed between speed controlling portion 33 correction rate instruction value V* and actual speed V
Difference.
Therefore, speed controlling portion 33 is using the difference of actual speed V and speed value V* as input, by between regular time
Every control current instruction value I*, so that actual speed V follows the speed value V* as target.Speed controlling portion 33 for example by
Transmission function
Cb(S)=Ksp+Ksi/s
The feedback controller shown is constituted.Here, KspIt is proportional gain, KsiIt is integral gain, s is Laplace operator.
In general, proportional gain KspIt converts according to the motor reel of the comparable door face board of the load of motor drive etc.
The torque coefficient K of inertia value J, motor 9T, regulation output phase for the error correction performance of target value control crossover frequency
ωCEtc. parameters, be designed to
Ksp=J × ωC/KT,
Integral gain KsiIt is designed to
Ksi≤Ksp×ωC/5。
Current control unit 34 supplies motor 9 according to the current instruction value Iq* exported from speed controlling portion 33, control
Current value.At this point, the feedback of current control unit 34 is examined by the current detector 35 being arranged between current control unit 34 and motor 9
The detection current value measured, to control the current value for being supplied to motor 9.
The current instruction value exported from current control unit 34 is entered motor 9 via PWM inverter 36.Then, electronic
Machine 9 generates the driving force for carrying out the opening and closing of door face board 1A, 1B, 14A, 14B according to the output of PWM inverter 36.
Sensor 37 is set to motor 9, is to detect the rotation detection portion of the rotation of motor 9, and output motor 9
Rotation position.In addition, as rotation detection portion, being illustrated using the sensing being made of encoder or decomposer in Figure 12
Device is come the case where detecting rotation position.However, it is also possible to be set as replacing sensor 37 and use is detected by current detector 35
Detection current value estimate the structure of motor rotation position or rotation speed.
Velocity arithmetic portion 38 calculates electricity by being sampled every the set time to from the rotation position that sensor 37 inputs
The rotation speed V of motivation 9, and fed back to speed controlling portion 33.
As described above, according to embodiment 3, even if replacing machinery by electric switch or sensor in contact detecting
Formula switch in the case where constituting, can also obtain and the embodiment 1 of front, 2 same effects.Especially by progress base
It, can be when car door and stop door start connection in the feedback control of the acceleration-deceleration mode appropriate of electro-detection result
It carves, moment makes the movement integration of the two.As a result, can also obtain can be shortened the effect of switch gate time.
Embodiment 4
In embodiment 1 to 3 in front, contact detecting 25 is made of mechanical or electric switch or sensor
The case where be illustrated.In contrast, in present embodiment 4, switch gate institute is used to without using these optional equipments
The electric signal of required motor 9 is concretely demonstrated come the detection method constituted.
It is powered to motor 9, carriage engaging door knife 12 contacts and engages with stop roller 13, thus by the driving force of car door
It is transferred to stop door, in above-mentioned such door gear, stop door 14, stop gantry crane arm 15, linkage rope 21 are such to influence layer
All quality of door of standing opening and closing are fixed in stop roller 13.
In the quality for influencing the opening and closing of stop door, it is however generally that, the quality depending on entrance width, the stop door 14 of height
It accounts for leading.Furthermore, it is desirable that stop door has high rigidity, so that user will not contact the layer of closing when lift car does not reach
It stands door and falls into hoistway.Therefore, the quality for influencing the opening and closing of stop door reaches tens kg or more.
On the other hand, before carriage engaging door knife 12 is contacted with stop roller 13, the quality that motor 9 drives is mainly by carriage
Engaging door knife 12 account for it is leading, including band 7, band grips 8 including also reach several kg or so.That is, engaging door knife 12 and layer in carriage
The front and back of roller 13 of standing contact, the motor reel conversion inertia value with motor 9 are that the comparable quality of load driven occurs big
It changes.
Figure 13 is for illustrating connecing for the electric signal waveform based on the motor 9 when opening the door of embodiments of the present invention 4
Touch the figure of detection method.Specifically, upper section shows the change about speed command and the electromotor velocity of actual speed at any time
Change, middle section shows the velocity error between speed command and actual speed and changes with time, and lower section shows the torque of motor 9
It changes with time.
When issuing door open command from controlling device for doors 10, door motor 9 generates driving force to enabling direction in moment t0.
Also, on the basis of driving band 7 and with grips 8, carriage engaging door knife 12, in moment t1, carriage engage door knife 12 with
Stop roller 13 contacts.
After moment t1, link via stop roller 13 and the quality for influencing the opening and closing of stop door, so that door is opened.In stop roller
In the case where linking at the time of 13 contact with the quality for influencing car door opening and closing, total matter obtained by being added with car door with stop door
Amount opens door.
The quality for influencing car door opening and closing is identical as stop door, and there are the material of door face board is different from stop door for car door
Situation or entrance width, highly different situations.But under any circumstance, in carriage engaging door knife 12 and stop roller
The front and back of 13 contacts, can all occur big variation with the comparable quality of driving load of motor 9.
In order to detect whether the above-mentioned and motor 9 comparable quality of driving load has occurred big variation, there is prison
The method surveyed the actual speed V of motor 9 or monitor the calculated torque of current instruction value Iq* according to motor 9.
As shown in the figure in the middle section of Figure 13, the method for monitoring the actual speed V of motor 9 can be by monitoring actual speed
Velocity error between V and speed value V* and easily realize.If being based primarily upon in moment t0 and assuming that carriage engages
The inertia value of the load mass of door knife 12 carrys out the proportional gain K of desin speed control unit 33sp, integral gain Ksi, then at the moment
T1, actual speed V increase relative to the difference of speed value V*, i.e. velocity error.
It therefore, is carriage at the time of velocity error is more than fixed threshold value or more than the threshold value variable based on door quality
At the time of engaging door knife 12 and stop roller 13 contact, contact is able to detect that from the moment.
At the time of detecting contact after t1, if by the proportional gain K of speed controlling portion 33sp, integral gain KsiBecome
The value more designed according to the inertia value for the load mass for assuming stop door, car door, then be able to maintain speed value
The small good tracing ability of the error of V* and actual speed V.
In addition it is also possible to the variation of actual speed V itself is monitored, the actual speed V in the predicted time section being in contact
Size lower than fixed threshold value in the case where or actual speed V time diffusion value be more than fixed threshold value in the case where,
Detect contact.
It monitors according to the method for the calculated torque of current instruction value Iq* of motor 9 as shown in the figure of the lower section of Figure 13,
From the small state of the torque value after moment t0, for the driving gate after moment t1 is contacted with stop roller 13, torque is caught
It is worth the feature increased.Therefore, the value of torque is more than fixed threshold value or more than the variable threshold value based on door quality
Situation is considered as engaging door knife 12 and stop roller 13 at the time of contact, and is able to detect that contact.
Velocity error increase causes current instruction value Iq*, i.e. torque increased dramatically.Accordingly it is also possible in the time of torque
In the case that differential value is more than fixed threshold value, contact is detected.
Electric signal using motor 9 is by using the control device 10 of control motor of the electrical signal 9 to carry out contact inspection
The judgement of survey.Therefore, if linkage portion 26 is the motor of rotary type, by wired or wireless basis come self-control device
10 contact detects signal, drives the motor of the rotary type.
If cam part 29 is the motor slided in the horizontal direction, by wired or wireless basis from control
The contact of device 10 detects signal, drives the motor.In addition it is also possible in contact detecting 25 by mechanical or electrical
On the basis of formula switch or sensor are constituted, contact is also detected using the electric signal of motor 9.
In general, torque is calculated according to current instruction value Iq*.However, on condition that the detection of current detector 35
Current value follows current instruction value Iq*.Accordingly it is also possible to according to the detection current value of current detector 35 come calculated torque.
As described above, in the case where carrying out contact detection according to the electric signal of motor, also can according to embodiment 4
Access effect same as the embodiment 3 of front.Especially because not needing newly-increased sensor, switch, can make to set
Standby structure minimizes.As a result, the carriage of elevator and the confined space of stop can be effectively utilized.
Label declaration
1: carriage door face board (car door)；2: car door boom；3: car door crossbeam；4: car door guide rail；5: car door
Hanger roller；6: carriage door guide roller；7: band；8: band grips；9: motor；10: controlling device for doors；11: car door lifting force roller；
12: carriage engages door knife；13: stop roller；14: stop door face board (stop door)；15: stop gantry crane arm；16: stop door crossbeam；
17: stop door guide rail；18: stop door hanger roller；19: stop door lifting force roller；20: stop door guide roller；21: linkage rope；22: card
Close gap；23: carriage engages door knife retainer；24: sliding guide；25: contact detecting；26: linkage portion；27: retainer；
28: holding power spring；29: cam part；30: linkage portion；31: linkage portion guiding piece；32: speed command portion；33: speed control
Portion processed；34: current control unit；35: current detector；36:PWM inverter；37: sensor；38: velocity arithmetic portion.
Claims (6)
1. a kind of door gear of elevator, the door gear of the elevator have:
Door face board is made of the carriage door face board and stop door face board for opening or closing entrance；
Motor exports the driving force for the door face board being opened and closed driving；And
Clamping mechanism portion makes the carriage door face board and the stop in the state that carriage in elevator rests in stop floor
When movement is opened and closed in door face board in linkage, the clamping mechanism portion makes the carriage door face board and the stop shop front board
It closes, wherein
The clamping mechanism portion is engaged door knife by a pair of of car door that the car door panel side is arranged in and is arranged in the layer
The stop roller of door face board side of standing is constituted, and makes door face board carriage when movement is opened and closed in the state of the stop
At the time of door face board engages and contacts with the stop door face board synchronously, make the carriage door face board and the stop door face board
As connecting state, and the driving force generated along enabling direction or shutdown direction using the motor in the door face board into
The connecting state is maintained in all opened and closed positions of row on-off action,
The door gear of the elevator is also equipped with contact detecting, the contact detecting in the opening action of the door face board,
Detect the contact condition that the car door engaging door knife in the pair of car door engaging door knife is contacted with the stop roller.
2. the door gear of elevator according to claim 1, wherein
One car door engaging door knife in the clamping mechanism portion is fixed on the transmitting motor via with handle part
The band of driving force,
The door gear of the elevator has following mechanism: the mechanism detects the contact condition in the contact detecting
Moment makes another car door in the pair of car door engaging door knife engage door knife and engages to close to one car door
The direction of door knife is mobile, thus the stop roller is lived and hold using the pair of car door engaging door cutter holder, to become institute
State connecting state.
3. the door gear of elevator according to claim 2, wherein
The contact detecting detects the contact condition by mechanical contact, and to engage door by one car door
Knife and the contact of the stop roller and the mode for rotating to carry out shift action is installed on one car door engaging door knife,
The clamping mechanism portion has following mechanism: the mechanism is non-one car door engaging door knife and the stop roller
The interval that the pair of car door engaging door knife is fixedly maintained under contact condition, makes fixedly to tie up due to the shift action
The state for holding the interval is released, to form the connecting state.
4. the door gear of elevator according to claim 2, wherein
The contact detecting detects the contact condition by mechanical contact, and to engage door by one car door
Knife and the contact of the stop roller and the mode for sliding to carry out shift action in the horizontal direction is installed on one carriage
Badge closes door knife,
The clamping mechanism portion has following mechanism: the mechanism is non-one car door engaging door knife and the stop roller
The interval that the pair of car door engaging door knife is fixedly maintained under contact condition, makes fixedly to tie up due to the shift action
The state for holding the interval is released, to form the connecting state.
5. the door gear of elevator according to claim 3 or 4, wherein
The clamping mechanism portion is with following mechanism: the mechanism has linking part, and the one end of the linking part is fixed on described
One car door engages door knife, another car door engaging door knife is fixed in the other end, so that in the non-contact shape
Fixedly maintain the interval of the pair of car door engaging door knife under state, and the mechanism in the contact detecting
It detects and is synchronously fixed on another described carriage from described the other end of the linking part at the time of contact condition
The state that badge closes door knife is detached from, and the connecting state is consequently formed.
6. the door gear of elevator according to claim 1, wherein
The door gear of the elevator is also equipped with: sensor detects the rotation position of the motor；And
Controller generates to driving be opened and closed to the door face board and speed command when making the motor action
Value, and feedback control is carried out according to the deviation between the testing result of the sensor and the speed value, so that institute
It states motor and follows the speed value,
The controller determines that the opening action of the door face board starts according to the testing result of the electric signal of the motor
At the moment, it is the velocity mode in the acceleration-deceleration section of starting point as the speed that generation, which includes using the opening action start time,
Thus instruction value makes the clamping mechanism portion become the connecting state.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2016035346 | 2016-02-26 | ||
| JP2016-035346 | 2016-02-26 | ||
| PCT/JP2016/087442 WO2017145501A1 (en) | 2016-02-26 | 2016-12-15 | Door device for elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107614412A CN107614412A (en) | 2018-01-19 |
| CN107614412B true CN107614412B (en) | 2019-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680031001.XA Active CN107614412B (en) | 2016-02-26 | 2016-12-15 | The door gear of elevator |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6373507B2 (en) |
| CN (1) | CN107614412B (en) |
| WO (1) | WO2017145501A1 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11034548B2 (en) | 2018-05-01 | 2021-06-15 | Otis Elevator Company | Elevator door interlock assembly |
| US11155444B2 (en) | 2018-05-01 | 2021-10-26 | Otis Elevator Company | Elevator door interlock assembly |
| US11046557B2 (en) | 2018-05-01 | 2021-06-29 | Otis Elevator Company | Elevator door interlock assembly |
| US11040858B2 (en) | 2018-05-01 | 2021-06-22 | Otis Elevator Company | Elevator door interlock assembly |
| US11040852B2 (en) | 2018-05-01 | 2021-06-22 | Otis Elevator Company | Elevator car control to address abnormal passenger behavior |
| CN110921468B (en) * | 2019-12-30 | 2022-08-09 | 苏州和阳电气有限公司 | Gate knife distance obtaining method and device |
| CN114787069B (en) * | 2020-01-07 | 2024-06-18 | 株式会社日立制作所 | Elevator and control method for elevator |
| CN111320063B (en) * | 2020-03-19 | 2021-09-14 | 嘉世达电梯有限公司 | Novel hall door structure of high-speed elevator and maintenance method thereof |
| US11760604B1 (en) | 2022-05-27 | 2023-09-19 | Otis Elevator Company | Versatile elevator door interlock assembly |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5072966B2 (en) * | 2007-07-18 | 2012-11-14 | 三菱電機株式会社 | Elevator door engagement device |
| JP2012001288A (en) * | 2010-06-14 | 2012-01-05 | Hitachi Ltd | Apparatus and method for operating elevator door |
| CN103459295B (en) * | 2011-03-22 | 2015-06-17 | 三菱电机株式会社 | Elevator door control device |
| JP5611997B2 (en) * | 2012-02-09 | 2014-10-22 | 東芝エレベータ株式会社 | Elevator door equipment |
-
2016
- 2016-12-15 JP JP2017539464A patent/JP6373507B2/en active Active
- 2016-12-15 WO PCT/JP2016/087442 patent/WO2017145501A1/en active Application Filing
- 2016-12-15 CN CN201680031001.XA patent/CN107614412B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN107614412A (en) | 2018-01-19 |
| WO2017145501A1 (en) | 2017-08-31 |
| JP6373507B2 (en) | 2018-08-15 |
| JPWO2017145501A1 (en) | 2018-03-08 |
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