CN105270971A - Elevator car mechanical door lock, elevator door motor and car door system - Google Patents
Elevator car mechanical door lock, elevator door motor and car door system Download PDFInfo
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- CN105270971A CN105270971A CN201410245553.3A CN201410245553A CN105270971A CN 105270971 A CN105270971 A CN 105270971A CN 201410245553 A CN201410245553 A CN 201410245553A CN 105270971 A CN105270971 A CN 105270971A
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Abstract
The present invention discloses an elevator car mechanical door lock, an elevator door motor and a car door system. The elevator car mechanical door lock comprises a rotating hook device, a servo hook, a push rod assembly, a limiting plate and a floor door baffle plate, wherein the rotating hook device is installed on a door motor cross beam, does not move along with car doors, and can rotate with respect to the door motor cross beam around a rotating center of the rotating hook device; the servo hook moves along with the car door; the push rod assembly moves along with one or the other car door; the floor door baffle plate is installed at a landing side of a flat bed zone of the elevator car and stands still; and the limiting plate is installed on the door motor cross beam, does not move along with the car doors, and limits a rotating angle of the rotating hook device when the elevator car is at a non-flat bed. When the elevator car is at the flat bed, the elevator car door lock does not impact door opening and closing actions; and when the elevator car is at the non-flat bed, the elevator car door lock can prevent people in the elevator car from opening the elevator car by a large gap. An elevator door motor with the elevator car mechanical door lock, and a car door system using the elevator door motor are also disclosed.
Description
Technical field
The present invention relates to a kind of elevator components, be specifically related to a kind of elevator car machinery car door lock.The invention still further relates to and a kind ofly there is the elevator door-motor of this mechanical car door lock and adopt the gate system of this elevator door-motor.
Background technology
In the process that elevator runs up and down, to push aside in non-district of unblanking for preventing passenger and fall hoistway behind the door, require that car will be equipped with the car door lock of mechanical interlocking, and require that a gap of taking off now can not be too large.
Elevator door-motor, according to the difference of door cutter type, is divided into asynchronous door cutter door machine and synchronous door knife door machine.
Use the door machine of asynchronous door cutter, due to before gate and layer door linkage, gate generally will get ahead certain stroke, and car door lock design has two kinds of major ways.Mode is the suspension member swivel hook of car door lock being arranged on gate, moves and mobile with gate, and stay hook is arranged on a machine crossbeam, and the tripper of car door lock is arranged on the suspension member of layer door, and tripper moves with layer door and mobile.In this kind of mode, gate must with layer door linkage before rely on the tripper of layer door suspension member to open car door lock, otherwise once gate and layer door linkage, gate and layer door now relative velocity are zero, and car door lock again cannot be opened the tripper of tegillum door.This kind of mode is not very convenient on mounting and adjusting, as Chinese invention patent application CN102015510A.Another kind of mode is arranged on by car door lock swivel hook a machine crossbeam not move with gate and mobile, stay hook is arranged on the suspension member of gate, stay hook is mobile with the movement of gate, gate suspension member is also provided with and hits bow, gate hits bow when opening the door provide power to make swivel hook action to swivel hook, layer door upper sill frame installs tripper, and tripper does not move with layer door and mobile.In this kind of mode, although car door lock need not consider the interlock time of gate and layer door, but before gate and layer door linkage, gate generally will get ahead certain stroke, and the bow that hits of gate provides power to the action of car door lock swivel hook, and what the action of swivel hook relied on gate hits the stroke that bow and gate get ahead, so often taking off a gap will do little very difficult, and the car door lock complex structure of this type, compare and take a space for machine crossbeam, also higher on cost.The car door locking apparatus of elevator disclosed in Chinese invention patent application CN101983170A.
Use the door machine of synchronous door knife, before gate and the synchronous interaction of layer door, gate and layer door all will complete the process of unblock.During gate full cut-off, car door lock is all locked state, need gate side that a set of mechanism is installed like this and complete gate front unlocking motion synchronous with layer door linkage, such as Chinese invention patent application CN201110300023.0, installed release mechanism in door cutter to unlock car door lock, this cover release mechanism is the extra cost increased.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of elevator car machinery car door lock, when it can make non-flat bed to take off a gap less, reliable lock.
For solving the problems of the technologies described above, the technical solution of elevator car machinery car door lock of the present invention is:
Comprise swivel hook device 1, servo-actuated hook 2, push rod component 3, positioning plate 5, layer door guard plate 4, swivel hook device 1 is arranged on a machine crossbeam 9, does not move with gate and mobile, and swivel hook device 1 can rotate around it center 8 and rotate relative to door machine crossbeam 9; Servo-actuated hook 2 moves with gate and mobile; Push rod component 3 moves with same gate or another gate and mobile; Layer door guard plate 4 is arranged on the stop side transfixion in lift car leveling region; When layer door guard plate 4 can ensure lift car leveling, in the process that gate is opened, swivel hook device 1 can be subject to the stop of layer door guard plate 4 after rotating under the potential energy effect of potential energy device and stop operating; And when swivel hook device 1 turns to before its swivel hook 12 and servo-actuated hook 2 produce and engage, above-mentioned stop just produces; Positioning plate 5 is arranged on a machine crossbeam 9, does not move with gate and mobile, and positioning plate 5 limits the rotational angle of swivel hook device 1 when car is in non-flat bed; When swivel hook device 1 be subject to positioning plate 5 limit time, the swivel hook 12 of swivel hook device 1 can produce with servo-actuated hook 2 and engage; When gate is in full close position, swivel hook device 1 is in initial angle, and the swivel hook 12 of swivel hook device 1 does not engage with servo-actuated hook 2 on door sense of motion; Now, swivel hook device 1 is subject to the support of push rod component 3 and cannot rotates, and the potential energy device now on swivel hook device 1 is maximum to the potential energy that swivel hook device 1 produces; Car is in flat bed, and when gate is opened, push rod component 3 is with gate motion, and swivel hook device 1 loses the support of push rod component 3, and the gravitional force of swivel hook device 1 starts release, and swivel hook device 1 rotates under the potential energy effect of potential energy device; Swivel hook device 1 touches layer door guard plate 4 after rotating an angle, and the rotation of swivel hook device 1 stops by the stop of layer door guard plate 4; Now lever 20 not yet contacts with positioning plate 5, and the swivel hook 12 of swivel hook device 1 with servo-actuated hook 2, engaging on door sense of motion does not occur, and gate completes normal door action; Car is in non-flat bed, and when gate is opened, push rod component 3 is with gate motion, and swivel hook device 1 rotates under the potential energy effect of potential energy device; After swivel hook device 1 rotates an angle, stop owing to now there is no layer door guard plate 4, swivel hook device 1 can be rotated further, cannot be rotated further until swivel hook device 1 turns to when contacting with positioning plate 5, now there is the engagement action on door sense of motion in the swivel hook 12 of swivel hook device 1 with servo-actuated hook 2, stop opening of gate.
Described swivel hook device 1 comprises a lever 20, and lever 20 is by its center of turn 8 connection of rotating hook mount pad 22, and lever 20 can rotate around it center 8 and rotate relative to swivel hook mount pad 22; One end of lever 20 arranges swivel hook 12, and the other end of lever 20 arranges lever wheel 6; Or described swivel hook 12 and lever wheel 6 are arranged at same one end of lever 20; Lever 20 is provided with potential energy device, and potential energy device energy storage when door is closed, releases energy when door is opened; Potential energy device can make lever 20 rotate forward around center of turn 8; Before lever 20 contacts described positioning plate 5, lever 20 any one position in rotation process, push rod component 3 pairs of levers 20 all provide support, and the moment direction that the bearing force of push rod component 3 produces is contrary with the moment direction that potential energy device produces.
Described potential energy device is gravitional force device or elastic potential energy device.
Adjust the position relationship between the swivel hook 12 of described swivel hook device 1 and servo-actuated hook 2, adjust the position relationship of described push rod component 3 and center of turn 8, and positioning plate 5 pairs of swivel hook device 1 rotational angles are limited, during the setting non-flat bed of car, open gate, when servo-actuated hook 2 and the swivel hook 12 of swivel hook device 1 engage contact time, gate need stroke.
When gate is in full close position, described layer door guard plate 4 is S with the contact gap of lever wheel 6, the setting of this contact gap S requires: when lever 20 rotates, it is limited that lever wheel 6 touches layer door guard plate 4, now the lever confined planes 23 of lever 20 must also not contact with positioning plate 5, and now swivel hook 12 and servo-actuated hook 2 do not produce at vertical direction and engage, and still leave certain gap A.
Car is in flat bed, and when gate closes the door from open mode, the lever 20 that described push rod component 3 promotes swivel hook device 1 is returned to initial angle during full cut-off gradually, carries out deposit potential energy while described lever 20 is pushed.
The present invention also provides a kind of elevator door-motor with elevator car machinery car door lock, and its technical solution is:
Comprise a machine crossbeam 9, door machine drive element, power wheel, driving band or messenger chain, drive side connecting rod, drive side door strap, slave end connecting rod, slave end door strap, the interlock of left and right gate connecting rod, door guide rail 15, door knife assembly; Door machine drive element, door guide rail 15, power wheel are arranged on a machine crossbeam 9, driving band or messenger chain are on the electrical machine belt pulley or sprocket wheel of door machine drive element, one end of drive side connecting rod is arranged on power wheel, and the other end of drive side connecting rod is arranged on the door knife assembly of drive side door strap; One end of left and right gate interlock connecting rod connects drive side connecting rod, and the other end connects slave end connecting rod; Top and the door machine crossbeam 9 of slave end connecting rod are rotationally connected, and the bottom of slave end connecting rod is connected on slave end door strap; Door machine drive element drives its electrical machine belt pulley or sprocket rotation, and electrical machine belt pulley or sprocket wheel drive power wheel to rotate; The rotation of power wheel drives drive side connecting rod swing, and the swing of drive side connecting rod drives drive side door strap to move along door guide rail 15; During the action of drive side connecting rod, power is passed to slave end connecting rod by left and right gate interlock connecting rod, slave end connecting rod controls slave end door strap and moves along door guide rail 15; Door machine crossbeam 9 arranges described swivel hook device 1, and swivel hook device 1 can rotate around it center 8 and rotate relative to door machine crossbeam 9; Servo-actuated hook 2 moves with gate and mobile; Push rod component 3 moves with same gate or another gate and mobile; Layer door guard plate 4 is arranged on the stop side transfixion in lift car leveling region, when layer door guard plate 4 can ensure lift car leveling, in the process that gate is opened, swivel hook device 1 can be subject to the stop of layer door guard plate 4 after rotating under the potential energy effect of potential energy device and stop operating; And when swivel hook device 1 turns to before its swivel hook 12 and servo-actuated hook 2 produce and engage, above-mentioned stop just produces; Door machine crossbeam 9 is also provided with positioning plate 5, and positioning plate 5 does not move with gate and mobile, and positioning plate 5 limits the rotational angle of swivel hook device 1 when car is in non-flat bed; When swivel hook device 1 be subject to positioning plate 5 limit time, the swivel hook 12 of swivel hook device 1 can produce with servo-actuated hook 2 and engage; When gate is in full close position, swivel hook device 1 is in initial angle, and the swivel hook 12 of swivel hook device 1 does not engage with servo-actuated hook 2 on door sense of motion; Now, swivel hook device 1 is subject to the support of push rod component 3 and cannot rotates, and the potential energy device now on swivel hook device 1 is maximum to the potential energy that swivel hook device 1 produces; Car is in flat bed, and when gate is opened, push rod component 3 is with gate motion, and swivel hook device 1 loses the support of push rod component 3, and the gravitional force of swivel hook device 1 starts release, and swivel hook device 1 rotates under the potential energy effect of potential energy device; Swivel hook device 1 touches layer door guard plate 4 after rotating an angle, and the rotation of swivel hook device 1 stops by the stop of layer door guard plate 4; Now lever 20 not yet contacts with positioning plate 5, and the swivel hook 12 of swivel hook device 1 with servo-actuated hook 2, engaging on door sense of motion does not occur, and gate completes normal door action; Car is in non-flat bed, and when gate is opened, push rod component 3 is with gate motion, and swivel hook device 1 rotates under the potential energy effect of potential energy device; After swivel hook device 1 rotates an angle, stop owing to now there is no layer door guard plate 4, swivel hook device 1 can be rotated further, cannot be rotated further until swivel hook device 1 turns to when contacting with positioning plate 5, now there is the engagement action on door sense of motion in the swivel hook 12 of swivel hook device 1 with servo-actuated hook 2, stop opening of gate.
The present invention also provides a kind of gate system with the elevator door-motor of elevator car machinery car door lock, and its technical solution is:
Also comprise drive side gate, slave end gate, the bottom of drive side door strap connects drive side gate; The bottom of slave end door strap connects slave end gate; When door machine drive element drives drive side door strap and slave end door strap to move along door guide rail 15, drive side door strap and slave end door strap drive drive side gate and the motion of slave end gate respectively, realize the switch gate action of drive side gate and slave end gate.
The technique effect that the present invention can reach is:
During lift car leveling, the present invention's machinery car door lock does not affect the action of normal switch door; During the non-flat bed of car, the present invention's machinery car door lock can stop personnel in car that gate is opened larger interval.
The sealed door action of the present invention's machinery car door lock is produced by the potential energy of swivel hook self, does not need the thrust relying on gate as the energy; And taking off a gap and can be adjusted by the structure design of car door lock self during the non-flat bed of car, thus make to take off a gap smaller; And gate does not need when full cut-off to arrange extra release mechanism, cost is low, takes up room little.
The sealed principle of mechanical lock of the present invention is novel, and it is little to have volume, and reliability is high, and take off a gap during non-flat bed little, Installation and Debugging are advantage easily.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the schematic diagram of the elevator door-motor adopting elevator car machinery car door lock of the present invention; In figure, gate is in full close position;
Fig. 2 is that the present invention is in flat bed at car, schematic diagram when gate is opened;
Fig. 3 is that the present invention is in non-flat bed at car, schematic diagram when gate is opened;
Fig. 4 is the block diagram of Fig. 3;
Fig. 5 a is the schematic diagram of swivel hook device of the present invention;
Fig. 5 b is the D direction view of Fig. 5 a;
Fig. 6 a is the block diagram of swivel hook device of the present invention;
Fig. 6 b is the J direction view of Fig. 5 a;
Fig. 7 is the schematic diagram of servo-actuated hook of the present invention;
Fig. 8 is the schematic diagram of push rod component of the present invention;
Fig. 9 is the schematic diagram of the elevator door-motor adopting another embodiment of the present invention; In figure, car is in flat bed, and gate is in an open position;
Figure 10 is that another embodiment of the present invention is in non-flat bed at car, schematic diagram when gate is opened;
Figure 11 a is the schematic diagram of the swivel hook device of another embodiment of the present invention;
Figure 11 b is the H direction view of Figure 11 a;
Figure 12 a is the block diagram of the swivel hook device of another embodiment of the present invention;
Figure 12 b is the K direction view of Figure 12 a.
Description of reference numerals in figure:
1 is swivel hook device, and 2 is servo-actuated hook, and 3 is push rod component,
4 is layer door guard plate, and 5 is positioning plate, and 6 is lever wheel,
7 is pouring weight, and 8 is center of turn, and 9 is door machine crossbeam,
10 is lever wheel axle, and 11 is center of turn axle, and 12 is swivel hook,
13 be left side gate door strap 14 is right side gate door strap,
15 is door guide rail, and 17 is push rod,
18 is push rod roller, and 19 is push rod wheel axle, and 20 is lever,
21 is levers support face, and 22 is swivel hook mount pad, and 23 is lever confined planes,
24 is servo-actuated hook active flank, and 25 is servo-actuated hook attachment face, and 26 is push rod attachment face.
Detailed description of the invention
As shown in Figure 1, elevator car machinery car door lock of the present invention, comprises swivel hook device 1, servo-actuated hook 2, push rod component 3, positioning plate 5, layer door guard plate 4, and swivel hook device 1 is arranged on a machine crossbeam 9, do not move with gate and mobile, swivel hook device 1 can rotate around it center 8 and rotate; Servo-actuated hook 2 is arranged on gate, moves and mobile with gate; Push rod component 3 is arranged on another gate, moves and mobile with another gate; Layer door guard plate 4 is arranged on the stop side transfixion in lift car leveling region, when the installation site of layer door guard plate 4 ensures lift car leveling, in the process that gate is opened, the stop of layer door guard plate 4 can be subject to after the lever 20 of swivel hook device 1 rotates under the effect of potential energy and stop operating; And before the swivel hook 12 of swivel hook device 1 turns to and produces engage at door sense of motion and servo-actuated hook 2, above-mentioned stop just produces;
Positioning plate 5 is arranged on a machine crossbeam 9, does not move with gate and mobile, and positioning plate 5 limits the rotational angle of swivel hook device 1 when car is in non-flat bed; When swivel hook device 1 be subject to positioning plate 5 limit time, the swivel hook 12 of swivel hook device 1 can produce with servo-actuated hook 2 and engage on enabling sense of motion, and now servo-actuated hook 2 moves toward enabling direction and also do not touch with swivel hook device 1;
When swivel hook 12 and the servo-actuated hook 2 of swivel hook device 1 produce engage time, gate cannot be opened;
During lift car leveling, this mechanical car door lock does not affect the action of normal switch door; During the non-flat bed of car, this mechanical car door lock can stop personnel in car that gate is opened larger interval.
Embodiment one:
As shown in Fig. 5 a, Fig. 5 b, Fig. 6 a, Fig. 6 b, swivel hook device 1 comprises a lever 20, and the center of turn 8 of lever 20 is by bearing connection of rotating hook mount pad 22, and lever 20 can rotate around it center 8 and rotate relative to swivel hook mount pad 22; Swivel hook mount pad 22 adopts the method for steel plate bending to be made; Swivel hook mount pad 22 is arranged positioning plate 5, positioning plate 5 can limit the rotational angle of lever 20; One end of lever 20 arranges swivel hook 12, and the other end of lever 20 arranges lever wheel 6;
Lever 20 is provided with potential energy device, and potential energy device can be gravitional force also can be elastic potential energy; Potential energy device energy storage when door is closed, releases energy when door is opened;
Swivel hook device 1 is fixedly installed on the pass reveal on a machine crossbeam 9 by swivel hook mount pad 22;
Its body of lever 20 adopts the method for steel plate bending to be made, on its body, high-speed rotary presses and is connected to center of turn axle 11, lever wheel axle 10, swivel hook 12, center of turn axle 11 is positioned at the center of turn 8 of lever 20, lever wheel axle 10 is positioned at the upper end of lever 20, and swivel hook 12 is positioned at the lower end of lever 20;
Center of turn axle 11 is pivotally attached in the bearing of swivel hook mount pad 22, can rotate around center of turn 8; Lever wheel axle 10 is rotatably connected to a lever wheel 6, lever wheel 6 establishes the roller of bearing in being; Swivel hook 12 is a thicker steel circular shaft having some strength; Because lever wheel axle 10 and swivel hook 12 are in the opposite side of lever 20 respectively, thus lever wheel 6 and swivel hook 12 is made to be in opposite side relative to center of turn 8;
Its body both sides bending of lever 20, bending flange in upside is as lever confined planes 23, and bending flange in downside is as levers support face 21;
Potential energy device can adopt pouring weight 7, for lever 20 provides gravitional force; As shown in Fig. 5 a, Fig. 5 b, the upper end of lever 20 is fixedly installed pouring weight 7, and pouring weight 7 is fixedly installed on nearly lever wheel axle 10 end of the upside bending flange of lever 20 by screw; In the absence of external forces, the gravitional force of pouring weight 7 can make lever 20 rotate clockwise around center of turn 8; When lever 20 rotates certain angle, its lever confined planes 23 touches positioning plate 5 and cannot be rotated further; In the rotation process of lever 20, the center of swivel hook 12 all changes to the horizontal direction displacement M of center of turn 8 and vertical direction displacement N, and the center of lever wheel 6 also changes to the horizontal displacement L of center of turn 8; The center of swivel hook 12 is E to the arm of force of center of turn 8, and the center of lever wheel 6 is F to the arm of force of center of turn 8; By arranging E value, lever 20 can be adjusted in rotation process, the horizontal direction displacement M of swivel hook 12 and the change of vertical direction displacement N; By adjusting the ratio of E and F, lever 20 can be adjusted in rotation process, when lever wheel 6 moves to certain displacement in the horizontal direction, the vertical direction displacement N of swivel hook 12.
As shown in Figure 7, servo-actuated hook 2 is formed by steel plate bending flange, comprises servo-actuated hook attachment face 25 and servo-actuated hook active flank 24, becomes a right angle between servo-actuated hook attachment face 25 with servo-actuated hook active flank 24; Servo-actuated hook attachment face 25 has bolt mounting holes; For there is meshing relation with swivel hook 12 in servo-actuated hook active flank 24; Servo-actuated hook 2 is bolted and is installed on left side gate door strap 13.
As shown in Figure 8, push rod component 3 comprises the push rod body adopting the method for steel plate bending to make, push rod body is divided into push rod attachment face 26 and push rod 17, the end high-speed rotary of push rod 17 presses and is connected to push rod wheel axle 19, push rod wheel axle 19 is rotatably connected to push rod roller 18, and push rod roller 18 is rotationally connected push rod wheel axle 19 by bearing; Push rod attachment face 26 has bolt mounting holes; Push rod component 3 is bolted and is installed on right side gate door strap 14;
Before lever 20 contacts positioning plate 5, lever 20 any one position in rotation process, push rod component 3 pairs of levers 20 all provide support, and the moment direction that bearing force produces is all lever 20 is overcome direction that potential energy carries out energy storage rotation.
By the position relationship of adjustment push rod component 3 with center of turn 8, the restriction of positioning plate 5 pairs of lever 20 rotational angles, the position relationship of swivel hook 12 and center of turn 8, and the position relationship of swivel hook 12 and servo-actuated hook 2, when can set out the non-flat bed of car, open gate, when servo-actuated hook 2 and swivel hook 12 engage contact time, gate need stroke.
As shown in Figure 1, when gate is in full close position, swivel hook device 1 is in initial angle (namely the lever 20 of swivel hook device 1 has angle with horizontal surface), and the swivel hook 12 of swivel hook device 1 does not engage with servo-actuated hook 2 on door sense of motion; Now, the push rod roller 18 of push rod component 3 is supported on certain position in the levers support face 21 of the lever 20 of swivel hook device 1, lever 20 is subject to the support restriction of gate upper ejector pin assembly 3 and cannot rotates, and the potential energy that now pouring weight 7 pairs of levers 20 produce on lever 20 is maximum;
During door full cut-off, the layer door guard plate 4 being arranged at the stop side in lift car leveling region is S with the contact gap of lever wheel 6, the setting of this contact gap S requires: when lever 20 rotates, it is limited that the wheel outer rim of lever wheel 6 touches layer door guard plate 4, now lever confined planes 23 must also not contact with positioning plate 5, and now swivel hook 12 and servo-actuated hook 2 do not produce at vertical direction and engage, and still leave certain gap A; This not only with the distance dependent of S, also relevant with the ratio of aforesaid E and F;
During door full cut-off, the push rod roller 18 of push rod component 3 end is in the position in levers support face 21, ensure the process opened of back door in, lever 20 is before turning to limited plate 5 and be spacing, push rod roller 18 is all the time below levers support face 21, and being supplied to lever 20 bearing force, the moment direction that its bearing force produces is anticlockwise direction (direction of the moment that pouring weight gravity produces is clockwise direction all the time) all the time; Above-mentioned position the main distance dependent arriving center of turn 8 with push rod roller during door full cut-off 18 is set.
When gate is opened, push rod component 3 is with gate motion, and the lever 20 of swivel hook device 1 loses the support of push rod component 3, and the gravitional force of swivel hook device 1 starts release, and lever 20 rotates clockwise under the Action of Gravity Field of pouring weight 7;
As shown in Figure 2, car is in flat bed, and when gate is opened, push rod component 3 is with gate motion, and after lever 20 rotates an angle, the lever wheel 6 on lever 20 touches layer door guard plate 4, and the rotation of lever 20 is subject to the stop of layer door guard plate 4, and lever 20 stops operating; Now lever 20 not yet contacts with positioning plate 5, and the swivel hook 12 of swivel hook device 1 with servo-actuated hook 2, engaging on door sense of motion does not occur, and swivel hook 12 and servo-actuated hook 2 leave certain gap A in vertical direction; Because push rod roller 18 is all the time below levers support face 21, and be supplied to lever 20 bearing force, so the time that the wheel outer rim of the lever wheel 6 of lever 20 touches layer door guard plate 4 is relevant with gate stroke; Adjust according to the distance of push rod roller 18 to center of turn 8, when gate enabling is spaced apart B, lever wheel 6 tegillum door guard plate 4 is spacing, and gate completes normal door (namely mechanical car door lock does not affect the action of normal switch door) afterwards;
When gate closes the door, the lever 20 that the push rod component 3 of gate promotes swivel hook device 1 is returned to initial angle during full cut-off gradually, carries out deposit potential energy while lever 20 is pushed; This is due at closing time, lever 20 is still in the spacing position of tegillum door guard plate 4, when the push rod roller 18 of the push rod component 3 of right side gate door strap 14 touches levers support face 21, still lever 20 bearing force is supplied to, the moment direction that its bearing force produces is for center of turn 8 or anticlockwise direction, can in the process continuing to close the door, progressively overcome the gravitional force of pouring weight 7, promotion lever 20 is returned to position during initial door full cut-off, and the process that push rod component 3 is returned to initial height at promotion lever 20 is also the process of laying in pouring weight 7 gravitional force.
As shown in Figure 3, Figure 4, car is in non-flat bed, when gate is opened (in car, personnel take off door), push rod component 3, with gate motion, after lever 20 rotates an angle, stops owing to now not having layer door guard plate 4, lever 20 can be rotated further, cannot be rotated further until lever 20 turns to when contacting with positioning plate 5, now there is the engagement action on door sense of motion in swivel hook 12 and servo-actuated hook 2, stops opening of gate;
Servo-actuated hook 2 is C with the Bite size of swivel hook 12, and the position of swivel hook 12 is in the front that servo-actuated hook 2 moves toward enabling direction, and servo-actuated hook 2 continues just to contact with swivel hook 12 toward the motion of enabling direction; When servo-actuated hook 2 contacts with swivel hook 12, servo-actuated hook 2 is subject to the barrier force of swivel hook 12 horizontal direction; The moment direction that the moment direction produced due to the thrust of servo-actuated hook 2 pairs of levers 20 and gravitional force produce lever 20 is clockwise direction, and the moment direction that the pressure of positioning plate 5 pairs of levers 20 produces is anticlockwise direction, the moment direction that push rod component 3 pairs of lever 20 bearing forces produce also is anticlockwise direction, above-mentioned moment balance, lever 20 cannot be rotated further, now gate cannot continue to open, and in car, people can not fall hoistway;
Because lever 20 is before turning to limited plate 5 and be spacing, push rod roller 18 is all the time below levers support face 21, and be supplied to lever 20 bearing force, so from opening door to the spacing activation time of the limited plate of lever 20 5, except the limiting rotating angle of swivel hook 12 and servo-actuated hook 2 position relationship and positioning plate 5 pairs of levers 20 have outside the Pass also relevant with the stroke of gate; By the adjustment of swivel hook 12 and servo-actuated hook 2 position relationship, and the position relationship of push rod roller 18 to center of turn 8 is adjusted, and the limiting rotating angle adjustment of positioning plate 5 pairs of levers 20, enabling interval G when servo-actuated hook 2 is stopped by swivel hook 12 can be set out.
Embodiment two:
As shown in Figure 11 a, Figure 11 b, Figure 12 a, Figure 12 b, swivel hook device 1 comprises a lever 20, and the center of turn 8 of lever 20 is by bearing connection of rotating hook mount pad 22, and lever 20 can rotate around it center 8 and rotate relative to swivel hook mount pad 22; Swivel hook mount pad 22 is arranged positioning plate 5, positioning plate 5 can limit the rotational angle of lever 20; The side, upper end of lever 20 arranges swivel hook 12, and the upper end opposite side of lever 20 arranges lever wheel 6; Namely swivel hook 12 and lever wheel 6 are in same one end of lever 20 relative to center of turn 8;
Because swivel hook 12 and lever wheel 6 are in same one end of lever 20, on the gate that servo-actuated hook 2 and push rod component 3 can be arranged on the same side or door strap, all can be arranged on the door strap (also can be all left side) on right side for center opening door (enabling direction is toward the right and left); This method that can be arranged on the same side gate or door strap better can be applied to side opening door occasion (only toward a direction, gate only has side in the enabling direction of side opening door).
Adopt the elevator door-motor of elevator car machinery car door lock of the present invention, comprise a machine crossbeam 9, door machine drive element (door motor), power wheel, driving band or messenger chain, drive side connecting rod, drive side door strap, slave end connecting rod, slave end door strap, the interlock of left and right gate connecting rod, door guide rail 15, door knife assembly;
Door machine drive element, door guide rail 15, power wheel are arranged on a machine crossbeam 9, driving band or messenger chain are on the electrical machine belt pulley or sprocket wheel of door machine drive element, one end of drive side connecting rod is arranged on power wheel, and the other end of drive side connecting rod is arranged on the door knife assembly of drive side door strap; One end of left and right gate interlock connecting rod is connected on drive side connecting rod, and the other end is connected in the middle of slave end connecting rod; Top and the door machine crossbeam somewhere of slave end connecting rod are rotationally connected, and the bottom of slave end connecting rod is connected on slave end door strap;
Door machine drive element drives its electrical machine belt pulley or sprocket rotation, and electrical machine belt pulley or sprocket wheel drive power wheel to rotate; The rotation of power wheel drives drive side connecting rod swing, and the swing of drive side connecting rod drives drive side door strap to move along door guide rail 15; During the action of drive side connecting rod, power is passed to slave end connecting rod by left and right gate interlock connecting rod, slave end connecting rod controls slave end door strap and moves along door guide rail 15;
Door machine crossbeam 9 arranges swivel hook device 1, and swivel hook device 1 can rotate around it center 8 and rotate relative to door machine crossbeam 9; Servo-actuated hook 2 is arranged on slave end door strap or drive side door strap, moves and mobile with gate; Push rod component 3 is arranged on slave end door strap or drive side door strap, moves and mobile with gate; Layer door guard plate 4 is arranged on the stop side transfixion in lift car leveling region, when the installation site of layer door guard plate 4 ensures lift car leveling, in the process that gate is opened, the stop of layer door guard plate 4 can be subject to after the lever 20 of swivel hook device 1 rotates under the effect of potential energy and stop operating; And before the swivel hook 12 of swivel hook device 1 turns to and produces engage at door sense of motion and servo-actuated hook 2, above-mentioned stop just produces;
Door machine crossbeam 9 is also provided with positioning plate 5, and positioning plate 5 does not move with gate and mobile, and positioning plate 5 limits the rotational angle of swivel hook device 1 when car is in non-flat bed; When swivel hook device 1 be subject to positioning plate 5 limit time, swivel hook device 1 can engage with servo-actuated hook 2 on enabling sense of motion, and now servo-actuated hook 2 does not also touch with swivel hook device 1 toward the motion of enabling direction.
The present invention also can be transformed to the existing mode of toothed belt transmission, has both used Timing Belt to drive the mode of door strap motion, or other existing type of drive, but this is not emphasis of the present invention.
The present invention only opposite house machine increases mechanical lock function, and other structure of elevator door-motor is improved, therefore does not repeat at this.
Adopt the gate system of elevator door-motor of the present invention, also comprise drive side gate, slave end gate, the bottom of drive side door strap connects drive side gate; The bottom of slave end door strap connects slave end gate; When door machine drive element drives drive side door strap and slave end door strap to move along door guide rail 15, drive side door strap and slave end door strap drive drive side gate and the motion of slave end gate respectively, realize the switch gate action of drive side gate and slave end gate.
Below through the specific embodiment and the embodiment to invention has been detailed description, but these are not construed as limiting the invention.Without departing from the principles of the present invention, those skilled in the art also can make many distortion and improvement, and these also should be considered as protection scope of the present invention.
Claims (8)
1. an elevator car machinery car door lock, it is characterized in that: comprise swivel hook device (1), servo-actuated hook (2), push rod component (3), positioning plate (5), layer door guard plate (4), swivel hook device (1) is arranged on a machine crossbeam (9), do not move with gate and mobile, swivel hook device (1) can rotate around it center (8) and rotate relative to door machine crossbeam (9); Servo-actuated hook (2) moves with gate and mobile; Push rod component (3) moves with same gate or another gate and mobile; Layer door guard plate (4) is arranged on the stop side transfixion in lift car leveling region; When layer door guard plate (4) can ensure lift car leveling, in the process that gate is opened, swivel hook device (1) can be subject to the stop of a layer door guard plate (4) after rotating under the potential energy effect of potential energy device and stop operating; And when swivel hook device (1) turns to before its swivel hook (12) and servo-actuated hook (2) produce and engage, above-mentioned stop just produces;
Positioning plate (5) is arranged on a machine crossbeam (9), does not move and mobile with gate, and positioning plate (5) limits the rotational angle of swivel hook device (1) when car is in non-flat bed; When swivel hook device (1) is subject to positioning plate (5) restriction, the swivel hook (12) of swivel hook device (1) can produce with servo-actuated hook (2) and engage;
When gate is in full close position, swivel hook device (1) is in initial angle, and the swivel hook (12) of swivel hook device (1) does not engage with servo-actuated hook (2) on door sense of motion; Now, swivel hook device (1) is subject to the support of push rod component (3) and cannot rotates, and the potential energy device now on swivel hook device (1) is maximum to the potential energy that swivel hook device (1) produces;
Car is in flat bed, when gate is opened, push rod component (3) is moved with gate, swivel hook device (1) loses the support of push rod component (3), the gravitional force of swivel hook device (1) starts release, and swivel hook device (1) rotates under the potential energy effect of potential energy device; Swivel hook device 1 touches a layer door guard plate (4) after rotating an angle, the rotation of swivel hook device (1) stops by the stop of layer door guard plate (4); Now lever (20) not yet contacts with positioning plate (5), there is not engaging on door sense of motion with servo-actuated hook (2) in the swivel hook (12) of swivel hook device (1), gate completes normal door action;
Car is in non-flat bed, and when gate is opened, push rod component (3) is with gate motion, and swivel hook device (1) rotates under the potential energy effect of potential energy device; After swivel hook device (1) rotates an angle, stop owing to now there is no a layer door guard plate (4), swivel hook device (1) can be rotated further, cannot be rotated further until swivel hook device (1) turns to when contacting with positioning plate (5), now there is the engagement action on door sense of motion in the swivel hook (12) of swivel hook device (1) with servo-actuated hook (2), stop opening of gate.
2. elevator car machinery car door lock according to claim 1, it is characterized in that: described swivel hook device (1) comprises a lever (20), lever (20) is by its center of turn (8) connection of rotating hook mount pad (22), and lever (20) can rotate around it center (8) and rotate relative to swivel hook mount pad (22); One end of lever (20) arranges swivel hook (12), and the other end of lever (20) arranges lever wheel (6); Or described swivel hook (12) and lever wheel (6) are arranged at same one end of lever (20);
(20) are provided with potential energy device with lever, and potential energy device energy storage when door is closed, releases energy when door is opened; Potential energy device can make lever (20) rotate forward around center of turn (8);
Before lever (20) contacts described positioning plate (5), lever (20) any one position in rotation process, push rod component (3) all provides support lever (20), and the moment direction that the bearing force of push rod component (3) produces is contrary with the moment direction that potential energy device produces.
3. elevator car machinery car door lock according to claim 2, is characterized in that: described potential energy device is gravitional force device or elastic potential energy device.
4. elevator car machinery car door lock according to claim 1, it is characterized in that: adjust the position relationship between the swivel hook (12) of described swivel hook device (1) and servo-actuated hook (2), adjust the position relationship of described push rod component (3) and center of turn (8), and positioning plate (5) is limited swivel hook device (1) rotational angle, during the setting non-flat bed of car, open gate, when servo-actuated hook (2) and the swivel hook (12) of swivel hook device (1) engage contact time, gate need stroke.
5. elevator car machinery car door lock according to claim 1, it is characterized in that: when gate is in full close position, described layer door guard plate (4) is S with the contact gap of lever wheel (6), the setting of this contact gap S requires: when lever (20) rotates, it is limited that lever wheel (6) touches a layer door guard plate (4), now the lever confined planes (23) of lever (20) must also not contact with positioning plate (5), and now swivel hook (12) and servo-actuated hook (2) do not produce at vertical direction and engage, still certain gap A is left.
6. elevator car machinery car door lock according to claim 1, it is characterized in that: car is in flat bed, when gate closes the door from open mode, the lever (20) that described push rod component (3) promotes swivel hook device (1) is returned to initial angle during full cut-off gradually, carries out deposit potential energy while described lever (20) is pushed.
7. adopt an elevator door-motor for elevator car machinery car door lock according to claim 1, it is characterized in that: comprise a machine crossbeam (9), door machine drive element, power wheel, driving band or messenger chain, drive side connecting rod, drive side door strap, slave end connecting rod, slave end door strap, the interlock of left and right gate connecting rod, door guide rail (15), door knife assembly;
Door machine drive element, door guide rail (15), power wheel are arranged on a machine crossbeam (9), driving band or messenger chain are on the electrical machine belt pulley or sprocket wheel of door machine drive element, one end of drive side connecting rod is arranged on power wheel, and the other end of drive side connecting rod is arranged on the door knife assembly of drive side door strap; One end of left and right gate interlock connecting rod connects drive side connecting rod, and the other end connects slave end connecting rod; Top and the door machine crossbeam (9) of slave end connecting rod are rotationally connected, and the bottom of slave end connecting rod connects slave end door strap;
Door machine drive element drives its electrical machine belt pulley or sprocket rotation, and electrical machine belt pulley or sprocket wheel drive power wheel to rotate; The rotation of power wheel drives drive side connecting rod swing, and the swing of drive side connecting rod drives drive side door strap to move along door guide rail (15); During the action of drive side connecting rod, power is passed to slave end connecting rod by left and right gate interlock connecting rod, slave end connecting rod controls slave end door strap and moves along door guide rail (15);
Door machine crossbeam (9) arranges described swivel hook device (1), and swivel hook device (1) can rotate around it center (8) and rotate relative to door machine crossbeam (9); Servo-actuated hook (2) moves with gate and mobile; Push rod component (3) moves with same gate or another gate and mobile; Layer door guard plate (4) is arranged on the stop side transfixion in lift car leveling region, when layer door guard plate (4) can ensure lift car leveling, in the process that gate is opened, swivel hook device (1) can be subject to the stop of a layer door guard plate (4) after rotating under the potential energy effect of potential energy device and stop operating; And when swivel hook device (1) turns to before its swivel hook (12) and servo-actuated hook (2) produce and engage, above-mentioned stop just produces;
Door machine crossbeam (9) is also provided with positioning plate (5), positioning plate (5) does not move with gate and mobile, and positioning plate (5) limits the rotational angle of swivel hook device (1) when car is in non-flat bed; When swivel hook device (1) is subject to positioning plate (5) restriction, the swivel hook (12) of swivel hook device (1) can produce with servo-actuated hook (2) and engage;
When gate is in full close position, swivel hook device (1) is in initial angle, and the swivel hook (12) of swivel hook device (1) does not engage with servo-actuated hook (2) on door sense of motion; Now, swivel hook device (1) is subject to the support of push rod component (3) and cannot rotates, and the potential energy device now on swivel hook device (1) is maximum to the potential energy that swivel hook device (1) produces;
Car is in flat bed, when gate is opened, push rod component (3) is moved with gate, swivel hook device (1) loses the support of push rod component (3), the gravitional force of swivel hook device (1) starts release, and swivel hook device (1) rotates under the potential energy effect of potential energy device; Touch a layer door guard plate (4) after swivel hook device (1) rotates an angle, the rotation of swivel hook device (1) stops by the stop of layer door guard plate (4); Now lever (20) not yet contacts with positioning plate (5), there is not engaging on door sense of motion with servo-actuated hook (2) in the swivel hook (12) of swivel hook device (1), gate completes normal door action;
Car is in non-flat bed, and when gate is opened, push rod component (3) is with gate motion, and swivel hook device (1) rotates under the potential energy effect of potential energy device; After swivel hook device (1) rotates an angle, stop owing to now there is no a layer door guard plate (4), swivel hook device (1) can be rotated further, cannot be rotated further until swivel hook device (1) turns to when contacting with positioning plate (5), now there is the engagement action on door sense of motion in the swivel hook (12) of swivel hook device (1) with servo-actuated hook (2), stop opening of gate.
8. adopt a gate system for elevator door-motor according to claim 7, it is characterized in that: also comprise drive side gate, slave end gate, the bottom of drive side door strap connects drive side gate; The bottom of slave end door strap connects slave end gate; When door machine drive element drives drive side door strap and slave end door strap to move along door guide rail (15), drive side door strap and slave end door strap drive drive side gate and the motion of slave end gate respectively, realize the switch gate action of drive side gate and slave end gate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410245553.3A CN105270971B (en) | 2014-06-05 | 2014-06-05 | Elevator car machinery car door lock, elevator door-motor and gate system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410245553.3A CN105270971B (en) | 2014-06-05 | 2014-06-05 | Elevator car machinery car door lock, elevator door-motor and gate system |
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| Publication Number | Publication Date |
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| CN105270971A true CN105270971A (en) | 2016-01-27 |
| CN105270971B CN105270971B (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410245553.3A Active CN105270971B (en) | 2014-06-05 | 2014-06-05 | Elevator car machinery car door lock, elevator door-motor and gate system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249845A (en) * | 2020-09-29 | 2021-01-22 | 林爱美 | Automatic locking device of elevator door |
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| GB2206331B (en) * | 1987-05-26 | 1991-10-02 | Otis Elevator Plc | Elevator car door locking mechanism |
| CN101734536A (en) * | 2010-01-28 | 2010-06-16 | 允成机电科技(上海)有限公司 | Elevator door lock device of vertical sliding door |
| CN103231974A (en) * | 2013-05-17 | 2013-08-07 | 快意电梯股份有限公司 | Elevator car door lock device and working method thereof |
| CN203173661U (en) * | 2013-03-22 | 2013-09-04 | 苏州富士电梯有限公司 | Auxiliary door opening device of elevator layer door lock |
| CN103387173A (en) * | 2012-05-09 | 2013-11-13 | 上海三菱电梯有限公司 | Gate lock device of elevator car |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2206331B (en) * | 1987-05-26 | 1991-10-02 | Otis Elevator Plc | Elevator car door locking mechanism |
| CN101734536A (en) * | 2010-01-28 | 2010-06-16 | 允成机电科技(上海)有限公司 | Elevator door lock device of vertical sliding door |
| CN103387173A (en) * | 2012-05-09 | 2013-11-13 | 上海三菱电梯有限公司 | Gate lock device of elevator car |
| CN203173661U (en) * | 2013-03-22 | 2013-09-04 | 苏州富士电梯有限公司 | Auxiliary door opening device of elevator layer door lock |
| CN103231974A (en) * | 2013-05-17 | 2013-08-07 | 快意电梯股份有限公司 | Elevator car door lock device and working method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112249845A (en) * | 2020-09-29 | 2021-01-22 | 林爱美 | Automatic locking device of elevator door |
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| CN105270971B (en) | 2017-07-11 |
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