CN113233295A - Sedan-chair door switching control mechanism, room door switching control mechanism and door system - Google Patents

Sedan-chair door switching control mechanism, room door switching control mechanism and door system Download PDF

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Publication number
CN113233295A
CN113233295A CN202110258396.XA CN202110258396A CN113233295A CN 113233295 A CN113233295 A CN 113233295A CN 202110258396 A CN202110258396 A CN 202110258396A CN 113233295 A CN113233295 A CN 113233295A
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CN
China
Prior art keywords
door
car
hall
car door
lock
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Application number
CN202110258396.XA
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Chinese (zh)
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CN113233295B (en
Inventor
邓健
邓宵
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Individual
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Individual
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Priority to CN202110258396.XA priority Critical patent/CN113233295B/en
Publication of CN113233295A publication Critical patent/CN113233295A/en
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Publication of CN113233295B publication Critical patent/CN113233295B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/06—Door or gate operation of sliding doors
    • B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
    • 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
    • B66B13/143—Control systems or devices electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
    • B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of 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
    • B66B13/30—Constructional features of doors or gates
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

The embodiment of the invention discloses a car door opening and closing control mechanism, a hall door opening and closing control mechanism and a door system, wherein the car door opening and closing control mechanism comprises a car door electric drive component and a first drive guide component; the car door electric driving assembly is arranged at the top of the car body and used for providing driving power for the first driving guide assembly; the first driving guide assemblies are arranged in two sets, the left car door and the right car door are arranged on the car body respectively through corresponding first driving guide assemblies, and the first driving guide assemblies on the two sides of the car door electric driving assembly are connected and used for driving the left car door and the right car door to rotate along the door opening direction or the door closing direction. The invention can realize larger door opening width under the condition of smaller hoistway width, and improves the effective utilization rate of the hoistway section, thereby realizing the purpose of reducing the hoistway section size under the condition of the same car section, and being beneficial to the passengers to manually open the door to complete self rescue after the car is leveled when getting rid of difficulties.

Description

Sedan-chair door switching control mechanism, room door switching control mechanism and door system
Technical Field
The invention belongs to the technical field of elevators, and particularly relates to a car door opening and closing control mechanism, a hall door opening and closing control mechanism and a door system.
Background
Conventional well midsplit is to opening a door leaf and is overall structure, and left and right door leaf is linear motion, and the well needs nearly twice door leaf width, and well cross-section width utilization ratio is lower, can not realize great width of opening a door under the less circumstances of well cross-section width, and the passenger is manual to open a door in the car when the conventional midsplit is opened a door and can not realize "stranded ladder" flat bed and save oneself, is unfavorable for the realization that the passenger saved oneself.
In addition, the traditional split door cannot realize multi-directional simultaneous opening.
Disclosure of Invention
In view of the above, a main object of the present invention is to provide a car door opening/closing control mechanism, a hall door opening/closing control mechanism, and a door system.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
the embodiment of the invention provides a car door opening and closing control mechanism, which comprises a car door electric drive assembly and a first drive guide assembly, wherein the car door electric drive assembly comprises a car door frame, a car door frame and a car door frame;
the car door electric driving assembly is arranged at the top of the car body and used for providing driving power for the first driving guide assembly;
the first driving guide assemblies are arranged in two sets, the left car door and the right car door are arranged on the car body respectively through corresponding first driving guide assemblies, and the first driving guide assemblies on the two sides of the car door electric driving assembly are connected and used for driving the left car door and the right car door to rotate along the door opening direction or the door closing direction.
In the above scheme, the car door opening and closing control mechanism further comprises a hall door pushing mechanism, and the hall door pushing mechanism is respectively arranged on the upper sides of the left car door and the right car door and used for synchronously opening or closing the car door by the cooperation of the hall door.
In the above scheme, the hall door pushing mechanism comprises roller wheel supports, roller wheels and magnetic rings, the roller wheel supports are respectively arranged at the positions, corresponding to the hall door, of the upper sides of the left car door and the right car door, the roller wheels are respectively arranged at the upper side and the lower side of the roller wheel supports, and the magnetic rings are arranged on the side faces, facing the hall door, of the roller wheel supports.
In the above scheme, sedan-chair door electric drive subassembly includes sedan-chair door motor, middle drive assembly, door machine axis of rotation, left reduction gear, right reduction gear, sedan-chair door motor passes through the hold-in range and is connected with middle drive assembly, the both sides of middle drive assembly are respectively through door machine axis of rotation and left reduction gear, right reduction gear connection, left reduction gear, right reduction gear are connected with the first drive direction subassembly that corresponds respectively.
In the above scheme, sedan-chair door electric drive subassembly includes sedan-chair door motor, middle drive assembly, lead screw, guide rail, the left arm that links, the right arm that links, sedan-chair door motor passes through the hold-in range and is connected with middle drive assembly, the lead screw is connected respectively to middle drive assembly's both sides, the slider nut is established to the cover on the lead screw, slider nut and the guide rail slip setting of downside, two slider nut on the lead screw is connected with the left arm that links that corresponds, the right one end that links the arm, the right other end that links the arm and is connected with the first drive guide assembly that corresponds on a left side.
In the above scheme, the first driving guide assembly comprises a door leaf driving shaft and a door leaf lower end shaft, and the upper end and the lower end of the left car door and the upper end and the lower end of the right car door are respectively arranged on the car body through the door leaf driving shaft and the door leaf lower end shaft.
In the scheme, the left car door and the right car door respectively comprise a door leaf, an upper car door beam, a lower car door beam and a car door frame, wherein the left side or the right side of the door leaf is connected with the car door frame, the upper car door beam and the lower car door beam are respectively arranged at the upper side and the lower side of the door leaf, and the side surfaces of the upper car door beam and the lower car door beam are connected with the car door frame; and a groove matched with the hall door pushing mechanism is formed in the upper beam of the car door.
In the scheme, the elevator car further comprises a door lock mechanism arranged on the bottom frame of the car body and positioned at the lower end of the matching part of the left car door and the right car door and used for controlling the car door and the hall door to be in a locked or unlocked state.
In the above scheme, the door lock mechanism 5 includes a door lock main body, a door lock motor, a door lock shaft, a hand wheel, a lock pin plate, a lock switch combination, an unlock switch combination, and an eccentric wheel, the door lock shaft is disposed in the door lock main body, the front end of the door lock shaft is connected with the eccentric wheel through a square tenon in a matching manner, the shaft diameter part of the front end is positioned in a matching manner with the shaft sleeve, the eccentric shaft section of the middle part is matched with the lock pin plate, the hand wheel is disposed in the middle part of the shaft diameter of the rear end, the rear end is connected with the door lock motor in a matching manner, two side surfaces of the hand wheel are respectively provided with a lock trigger screw and an unlock trigger screw, and the left side and the right side of the door lock main body corresponding to the lock trigger screw and the unlock trigger screw are respectively provided with the lock switch combination and the unlock switch combination; the lock pin plate is provided with a through hole along the horizontal direction, a damping spring is arranged in the through hole, and two ends of the lock pin plate are fixed through a damping pin.
The embodiment of the invention also provides a hoistway door opening and closing control mechanism which comprises two sets of second driving guide components, wherein the left hoistway door and the right hoistway door are respectively arranged on the hoistway door main body through corresponding second driving guide components and are used for driving the left hoistway door and the right hoistway door to rotate along the door opening direction or the door closing direction under the pushing of the car door.
In the scheme, the magnetic adsorption mechanisms are respectively arranged on the upper sides of the left hall door and the right hall door, are used for adsorbing with the hall door pushing mechanism of the car door and synchronously rotate with the car door.
In the above scheme, the magnetic force adsorption mechanism comprises magnetic plates, and the magnetic plates are respectively arranged on the upper sides of the left hall door and the right hall door.
In the above scheme, the hall door lock mechanism is arranged on the bottom frame of the hall door main body and is positioned at the lower end of the matching part of the left hall door and the right hall door, and is used for locking or closing the hall door under the control of the door lock mechanism of the car door.
In the scheme, the hall door lock mechanism comprises a hall door latch plate, a locking spring and a hall door lock driving pin plate, the hall door latch plate is arranged on a bottom frame of a hall door main body, one side of the hall door latch plate is connected with the locking spring, an inclined hole groove is formed in the hall door latch plate, the hall door lock driving pin plate is arranged in the inclined hole groove in a matched mode through a hall door lock driving pin shaft, and the hall door lock driving pin plate is connected with a door lock mechanism of a car door in a matched mode.
The embodiment of the invention also provides a door system for an elevator, which comprises the car door opening and closing control mechanism and the hall door opening and closing control mechanism in any one of the schemes, wherein the car door opening and closing control mechanism is arranged on a car door of a car, and the hall door opening and closing control mechanism is arranged on a hall door of a hoistway main body.
Compared with the prior art, the invention can realize larger door opening width under the condition of smaller hoistway width, and improves the effective utilization rate of the hoistway section, thereby realizing the purpose of reducing the hoistway section size under the condition of the same car section, and being beneficial to the passengers to manually open the doors to finish self rescue after the car is leveled when getting rid of difficulties.
Drawings
FIG. 1 is a schematic structural view of a car door opening/closing control mechanism according to an embodiment of the present invention;
FIG. 2 is a perspective view of a door opening and closing control mechanism according to an embodiment of the present invention;
FIG. 3 is an exploded view of a door opening/closing control mechanism according to an embodiment of the present invention;
figure 4 is an exploded view of an alternative door electrical drive assembly for use with a door opening and closing control mechanism according to an embodiment of the present invention;
FIG. 5 is an exploded view of a left car door in a car door opening/closing control mechanism according to an embodiment of the present invention;
FIG. 6 is an exploded view of a door lock mechanism in a car door opening/closing control mechanism according to an embodiment of the present invention;
FIG. 7 is a schematic structural view of a driving shaft of a door lock mechanism in a car door opening/closing control mechanism according to an embodiment of the present invention;
FIG. 8 is a schematic structural view illustrating a locked state of a door lock mechanism in a car door opening/closing control mechanism according to an embodiment of the present invention;
FIG. 9 is a schematic structural view of a door lock mechanism in a car door opening/closing control mechanism according to an embodiment of the present invention in an unlocked state;
fig. 10 is a schematic structural view of a hall door opening/closing control mechanism according to an embodiment of the present invention;
fig. 11 is an exploded view of a hall door opening/closing control mechanism according to an embodiment of the present invention;
fig. 12 is an exploded view of the left hall door in the hall door opening/closing control mechanism according to the embodiment of the present invention;
fig. 13 is a schematic structural view illustrating a door lock mechanism and a hall door lock mechanism in a locked state in a door system for an elevator according to an embodiment of the present invention;
fig. 14 is a schematic structural view illustrating a door lock mechanism and a hall door lock mechanism in a locked state in a door system for an elevator according to an embodiment of the present invention;
fig. 15 is a schematic structural view of a door system for an elevator in which a car door and a hall door mechanism are in an opening process according to an embodiment of the present invention;
FIG. 16 is a top view of FIG. 15;
fig. 17 is a schematic structural view of a door system for an elevator in which a car door and a hall door mechanism are in an open state according to an embodiment of the present invention;
fig. 18 is a top view of fig. 17.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Embodiment 1 of the present invention provides a car door opening and closing control mechanism, as shown in fig. 1 to 5, the mechanism includes a car door electric drive assembly 1, a first drive guide assembly 2;
the car door electric drive assembly 1 is arranged at the top of the car body 3 and used for providing drive power for the first drive guide assembly 2;
the first driving guide assemblies 2 are arranged in two sets, the left car door 31 and the right car door 32 are arranged on the car body 3 through the corresponding first driving guide assemblies 2 respectively, and the first driving guide assemblies 2 on two sides of the car door electric driving assembly 1 are connected and used for driving the left car door 31 and the right car door 32 to rotate along the door opening direction or the door closing direction.
The car door opening and closing control mechanism further comprises a hall door pushing mechanism 4, and the hall door pushing mechanism 4 is arranged on the upper sides of the left car door 31 and the right car door 32 respectively and used for synchronously opening or closing the car door in a matching manner.
The hall door pushing mechanism 4 comprises a roller bracket 41, rollers 42 and a magnetic ring 43, the roller bracket 41 is respectively arranged at the upper side of the left car door 41 and the upper side of the right car door 42 corresponding to the hall door, the rollers 42 are respectively arranged at the upper side and the lower side of the roller bracket 41, and the magnetic ring 43 is arranged at the side surface of the roller bracket 41 facing the hall door.
The sedan-chair door electric drive subassembly 1 includes sedan-chair door motor 101, middle drive assembly 102, door machine axis of rotation 103, left reduction gear 104, right reduction gear 105, sedan-chair door motor 101 passes through the hold-in range and is connected with middle drive assembly 102, the both sides of middle drive assembly 102 are connected with left reduction gear 104, right reduction gear 105 through door machine axis of rotation 103 respectively, left reduction gear 104, right reduction gear 105 are connected with corresponding first drive guide assembly 2 respectively.
In some embodiments, the car door electric driving assembly 1 may also adopt other structures, for example, as shown in fig. 4, the car door electric driving assembly 1 includes a car door motor 101, a middle transmission assembly 102, a screw 106, a guide rail 107, a left connecting arm 108, and a right connecting arm 109, the car door motor 101 is connected with the middle transmission assembly 102 through a synchronous belt, two sides of the middle transmission assembly 102 are respectively connected with the screw 106, a slider nut 1061 is sleeved on the screw 106, the slider nut 1061 is slidably disposed with the guide rail 107 on the lower side, the slider nuts 1061 on the two screws 106 are connected with one end of the corresponding left connecting arm 108 and one end of the corresponding right connecting arm 109, and the other end of the left connecting arm 108 and the other end of the right connecting arm 109 are connected with the corresponding first driving guide assembly 2.
The first driving guide assembly 2 comprises a door leaf driving shaft 21 and a door leaf lower end shaft 22, and the upper end and the lower end of the left car door 31 and the upper end and the lower end of the right car door 32 are respectively arranged on the car body 3 through the door leaf driving shaft 21 and the door leaf lower end shaft 22.
The left and right reducers 104 and 105, or the left and right link arms 108 and 109 are connected to the door drive shaft 21 of the corresponding first drive guide assembly 2.
The left car door 31 and the right car door 32 both comprise a door leaf 311, an upper car door beam 312, a lower car door beam 313 and a car door frame 314, the left side or the right side of the door leaf 311 is connected with the car door frame 314, the upper car door beam 312 and the lower car door beam 313 are respectively arranged at the upper side and the lower side of the door leaf 311, and the side surfaces of the upper car door beam 312 and the lower car door beam 313 are connected with the car door frame 314; the car door upper beam 312 is provided with a groove matched with the hall door pushing mechanism 4.
The top frame 33 of the car body 3 is provided with a door upper flange 35, and when the door is closed, the door upper flange 35 abuts against the back of the door upper beam 312 at the top of the left door 31 and the right door 32.
The car door opening and closing control mechanism further comprises a car door closing verification mechanism 5, wherein a part of the car door closing verification mechanism 5 is arranged on a top frame 33 of the car body 3, and a left car door 31 and a right car door 32 are arranged in a matched mode and used for verifying whether the left car door 31 and the right car door 32 are completely closed or not after the doors are closed.
The car door closing verification mechanism 5 comprises a first door closing verification switch 51 and a second door closing verification switch 52, the first door closing verification switch 51 is arranged at two sides of the top frame 33 of the car body 3, the second door closing verification switch 52 is arranged at two positions of the left car door 31 and the right car door 32 corresponding to the first door closing verification switch 51, and the car doors are determined to be completely closed by the combination of the two sets of first door closing verification switches 51 and the second door closing verification switch 52.
Further, a door lock mechanism 5 is provided on the bottom frame 34 of the car body 3 at the lower end where the left and right doors 31 and 32 are engaged, for controlling the doors and the hall door in a locked or unlocked state.
As shown in fig. 6-9, the door lock mechanism 5 includes a door lock main body 51, a door lock motor 52, a door lock shaft 53, a hand wheel 54, a lock pin plate 55, a lock switch combination 56, an unlock switch combination 57, and an eccentric wheel 58, wherein the door lock shaft 53 is disposed in the door lock main body 51, the front end of the door lock shaft 53 is connected with the eccentric wheel 58 through a square tenon in a matching manner, the shaft diameter portion of the front end is positioned in a matching manner with the shaft sleeve, the eccentric shaft section of the middle portion is matched with the lock pin plate 55, the hand wheel 53 is disposed in the middle portion of the shaft diameter of the rear end, the rear end is connected with the door lock motor 51 in a matching manner, two side surfaces of the hand wheel 53 are respectively provided with a lock trigger screw 531 and an unlock trigger screw 532, and the door lock main body 51 is provided with the lock switch combination 56 and the unlock switch combination 57 on the left and right sides corresponding to the lock trigger screw 531 and the unlock trigger screw 532, respectively; the latch plate 55 is provided with a through hole in a horizontal direction, in which a damper spring 551 is provided and both ends are fixed by a damper pin 552.
The door lock motor 52 always rotates clockwise, when the door lock motor 52 rotates, the hand wheel 54 arranged on the shaft diameter and the locking trigger screw 531 and the unlocking trigger screw 532 arranged on the hand wheel 54 rotate together with the door lock shaft 53, meanwhile, the lock pin plate 55 moves up and down under the drive of the eccentric shaft section of the door lock shaft 53, when the unlocking trigger screw 532 contacts with the unlocking switch combination 57, the controller stops the movement of the door lock motor 51, at the moment, the lock pin plate 55 is positioned at the lowest end, the lock pin plate 55 is retracted, the upper plane of the lock pin plate is flush with the upper plane of the door lock body 51, the door lock is in an unlocking state, meanwhile, the eccentric wheel 58 rotates together with the door lock shaft 53, and the hall door lock drive pin plate 93 for pushing the hall door to move towards the unlocking direction of the hall door lock in the rotating process, so as to unlock the hall door lock; a positioning plane 581 is provided on the outer cylindrical surface of the eccentric wheel 58, and after the unlocking movement is completed, the positioning plane 581 is overlapped with the contact vertical surface of the hall door lock driving pin plate 93, and the hall door latch plate 91 is dropped into the bottom frame 73 of the hall door main body 7 by the elastic force of the upper lock spring 92, so that the unlocked state can be maintained.
When a locking command is sent, the door lock motor 52 rotates clockwise until the locking trigger screw 53 triggers the locking switch assembly 56 to stop rotating, the locking motion is completed, when the eccentric wheel 58 rotates and disengages from the hall door lock driving pin plate 93 of the hall door, the locking spring 92 pushes the hall door lock driving pin plate 93 to continue moving until the locking motion is completed, the elastic force of the locking spring 92 extends the hall door pin plate 91 to be higher than the upper top surface of the bottom frame 73 of the hall door main body 7, and is in a locking state, and at this time, the first hall door lock switch 94 and the second hall door lock switch 95 are combined and conducted.
When in a locked state, the outer cylindrical surface of the eccentric wheel 58 keeps a certain distance S from the vertical surfaces on both sides of the hall door lock driving plate 93, and the car does not interfere with the hall door lock mechanism 9 of the hall door when moving up and down.
The car door adopts a center-opening hinged door structure, the two side structures are symmetrical, and the two door leaves rotate 90 degrees to the outer side of the car to complete the door opening action, so that the car door can only open the door at the flat position of the car.
When the door lock mechanism 5 is in an unlocking state and the elevator car is in a flat layer, the control system sends a door opening instruction, the elevator car door motor 101 rotates forwards to open the door, the door opening power is transmitted to the middle rotating component 102 through the synchronous belt to drive the door machine transmission shafts 103 on two sides of the middle rotating component 102, the door machine transmission shafts 103 drive the left speed reducer 104 and the right speed reducer 105 to rotate synchronously, the left speed reducer 104 and the right speed reducer 105 are worm and gear speed reducers with the same parameters and rotate in opposite directions, the output ends of the two speed reducers output reversely, the power is transmitted to the tops of the left elevator car door 31 and the right elevator car door 32 of the elevator car through the two door driving shafts 21, the protruding square tenon of the door driving shaft 21 is embedded into the upper groove of the door leaf, the left elevator car door 31 and the right elevator car door 32 rotate together with the door driving shaft 21.
When the door motor 101 rotates in the reverse direction, the door starts to close, and the door continues to close until the upper door beam 312 of the door contacts the upper door rib 35 to stop moving, at which time, the first door-closing verification switch 51 and the second door-closing verification switch 52 are turned on in a combined manner, and the door-closing movement is completed.
Embodiment 2 of the present invention provides a hall door opening and closing control mechanism, as shown in fig. 10 to 12, which includes two sets of second driving guide assemblies 6, and the left hall door 71 and the right hall door 72 are respectively provided on the hall door main body 7 through corresponding second driving guide assemblies 6, and are configured to drive the left hall door 71 and the right hall door 72 to rotate in a door opening direction or a door closing direction under the pushing of the car doors.
The hall door main body 7 includes a left hall door 71, a right hall door 72, a bottom frame 73, and a top frame 74, the left hall door 71 is disposed between the bottom frame 73 and the top frame 74 through the second driving guide assembly 6, and the right hall door 72 is disposed between the bottom frame 73 and the top frame 74 through the second driving guide assembly 6.
The second driving guide assembly 6 is the same as the first driving guide assembly 2, and includes a door driving shaft 21 and a door lower end shaft 22, and the upper and lower ends of the left hall door 71 and the right hall door 72 are respectively disposed on the hall door main body 7 through the door driving shaft 21 and the door lower end shaft 22.
The door leaf driving shaft 21 is sleeved with a door closing torsion spring 61.
The upper sides of the left hall door 71 and the right hall door 72 are respectively provided with a magnetic attraction mechanism 8 for attracting the hall door pushing mechanism 4 of the car door and rotating synchronously with the car door.
The magnetic force adsorption mechanism 8 includes magnetic plates 81, and the magnetic plates 81 are provided on the upper sides of the left hall door 71 and the right hall door 72, respectively.
The magnetic plate 81 corresponds to the magnetic ring 43 of the hall door pushing mechanism 4 of the car door.
The hall door lock mechanism 9 is arranged on the bottom frame 73 of the hall door main body 7 and is positioned at the lower end of the matching part of the left hall door 71 and the right hall door 72, and is used for locking or closing the hall door under the control of the car door lock mechanism 5.
The hall door lock mechanism 9 comprises a hall door latch plate 91, a locking spring 92 and a hall door lock driving pin plate 93, the hall door latch plate 91 is arranged on the bottom frame 73 of the hall door main body 7, one side of the hall door latch plate is connected with the locking spring 92, an inclined hole groove is formed in the hall door latch plate 91, the hall door lock driving pin plate 93 is arranged in the inclined hole groove in a matched mode through a hall door lock driving pin shaft 931, and the hall door lock driving pin plate 93 is connected with the car door lock mechanism 5 in a matched mode.
Further, there are included a first hall door lock switch 94, and a second hall door lock switch 95, the first hall door lock switch 94 being provided on the other side of the hall latch plate 91, the second hall door lock switch 95 being provided on the bottom frame 73 of the hall door main body 7 and corresponding to the first hall door lock switch 94.
The hall door opening and closing control mechanism further comprises a first hall door closing switch 96 and a second hall door closing switch 97, a hall door upper flange 75 is arranged on the top frame 74 of the hall door main body 7, the first hall door closing switch 96 is respectively arranged on the left side and the right side of the lower part of the hall door upper flange 75, and the second hall door closing switch 97 is respectively arranged at the positions, corresponding to the first hall door closing switch 96, of the tops of the left hall door 71 and the right hall door 72.
The left hall door 71 and the right hall door 72 both comprise a hall door leaf 711, a hall door upper cross beam 712, a hall door lower cross beam 713 and a hall door frame 714, the upper side and the lower side of the hall door leaf 711 are respectively provided with the hall door upper cross beam 712 and the hall door lower cross beam 713, and the side surfaces of the hall door leaf 711, the hall door upper cross beam 712 and the hall door lower cross beam 713 are connected with the hall door frame 714.
The magnetic plate 81 is provided on the hall door upper cross member 712, and the hall door upper cross member 712 is provided with a rectangular groove at a corresponding position of the magnetic plate 81.
The second hall door-closing switch 97 is provided on the upper side of the hall door upper cross member 712 via a switch shim plate.
Embodiment 3 of the present invention also provides a door system for an elevator, which includes, as shown in fig. 1 to 12, a car door opening/closing control mechanism provided on a car door of a car, and a hall door opening/closing control mechanism provided on a hall door of a hoistway body.
As shown in fig. 1-5, the car door opening and closing control mechanism comprises a car door electric drive assembly 1 and a first drive guide assembly 2;
the car door electric drive assembly 1 is arranged at the top of the car body 3 and used for providing drive power for the first drive guide assembly 2;
the first driving guide assemblies 2 are arranged in two sets, the left car door 31 and the right car door 32 are arranged on the car body 3 through the corresponding first driving guide assemblies 2 respectively, and the first driving guide assemblies 2 on two sides of the car door electric driving assembly 1 are connected and used for driving the left car door 31 and the right car door 32 to rotate along the door opening direction or the door closing direction.
The car door opening and closing control mechanism further comprises a hall door pushing mechanism 4, and the hall door pushing mechanism 4 is arranged on the upper sides of the left car door 31 and the right car door 32 respectively and used for synchronously opening or closing the car door in a matching manner.
The hall door pushing mechanism 4 comprises a roller bracket 41, rollers 42 and a magnetic ring 43, the roller bracket 41 is respectively arranged at the upper side of the left car door 41 and the upper side of the right car door 42 corresponding to the hall door, the rollers 42 are respectively arranged at the upper side and the lower side of the roller bracket 41, and the magnetic ring 43 is arranged at the side surface of the roller bracket 41 facing the hall door.
The sedan-chair door electric drive subassembly 1 includes sedan-chair door motor 101, middle drive assembly 102, door machine axis of rotation 103, left reduction gear 104, right reduction gear 105, sedan-chair door motor 101 passes through the hold-in range and is connected with middle drive assembly 102, the both sides of middle drive assembly 102 are connected with left reduction gear 104, right reduction gear 105 through door machine axis of rotation 103 respectively, left reduction gear 104, right reduction gear 105 are connected with corresponding first drive guide assembly 2 respectively.
In some embodiments, the car door electric driving assembly 1 may also adopt other structures, for example, as shown in fig. 4, the car door electric driving assembly 1 includes a car door motor 101, a middle transmission assembly 102, a screw 106, a guide rail 107, a left connecting arm 108, and a right connecting arm 109, the car door motor 101 is connected with the middle transmission assembly 102 through a synchronous belt, two sides of the middle transmission assembly 102 are respectively connected with the screw 106, a slider nut 1061 is sleeved on the screw 106, the slider nut 1061 is slidably disposed with the guide rail 107 on the lower side, the slider nuts 1061 on the two screws 106 are connected with one end of the corresponding left connecting arm 108 and one end of the corresponding right connecting arm 109, and the other end of the left connecting arm 108 and the other end of the right connecting arm 109 are connected with the corresponding first driving guide assembly 2.
The first driving guide assembly 2 comprises a door leaf driving shaft 21 and a door leaf lower end shaft 22, and the upper end and the lower end of the left car door 31 and the upper end and the lower end of the right car door 32 are respectively arranged on the car body 3 through the door leaf driving shaft 21 and the door leaf lower end shaft 22.
The left car door 31 and the right car door 32 both comprise a door leaf 311, an upper car door beam 312, a lower car door beam 313 and a car door frame 314, the left side or the right side of the door leaf 311 is connected with the car door frame 314, the upper car door beam 312 and the lower car door beam 313 are respectively arranged at the upper side and the lower side of the door leaf 311, and the side surfaces of the upper car door beam 312 and the lower car door beam 313 are connected with the car door frame 314; the car door upper beam 312 is provided with a groove matched with the hall door pushing mechanism 4.
The top frame 33 of the car body 3 is provided with a door upper flange 35, and when the door is closed, the door upper flange 35 abuts against the back of the door upper beam 312 at the top of the left door 31 and the right door 32.
Further, a door closing verification mechanism 5 is included, a part of the door closing verification mechanism 5 is disposed on the top frame 33 of the car body 3 and has a left door 31 and a right door 32 cooperatively disposed for verifying whether the left door 31 and the right door 32 are completely closed after being closed.
The car door closing verification mechanism 5 comprises a first door closing verification switch 51 and a second door closing verification switch 52, the first door closing verification switch 51 is arranged at two sides of the top frame 33 of the car body 3, the second door closing verification switch 52 is arranged at two positions of the left car door 31 and the right car door 32 corresponding to the first door closing verification switch 51, and the car doors are determined to be completely closed by the combination of the two sets of first door closing verification switches 51 and the second door closing verification switch 52.
Further, a door lock mechanism 5 is provided on the bottom frame 34 of the car body 3 at the lower end where the left and right doors 31 and 32 are engaged, for controlling the doors and the hall door in a locked or unlocked state.
As shown in fig. 6-9, the door lock mechanism 5 includes a door lock main body 51, a door lock motor 52, a door lock shaft 53, a hand wheel 54, a lock pin plate 55, a lock switch combination 56, an unlock switch combination 57, and an eccentric wheel 58, wherein the door lock shaft 53 is disposed in the door lock main body 51, the front end of the door lock shaft 53 is connected with the eccentric wheel 58 through a square tenon in a matching manner, the shaft diameter portion of the front end is positioned in a matching manner with the shaft sleeve, the eccentric shaft section of the middle portion is matched with the lock pin plate 55, the hand wheel 53 is disposed in the middle portion of the shaft diameter of the rear end, the rear end is connected with the door lock motor 51 in a matching manner, two side surfaces of the hand wheel 53 are respectively provided with a lock trigger screw 531 and an unlock trigger screw 532, and the door lock main body 51 is provided with the lock switch combination 56 and the unlock switch combination 57 on the left and right sides corresponding to the lock trigger screw 531 and the unlock trigger screw 532, respectively; the latch plate 55 is provided with a through hole in a horizontal direction, in which a damper spring 551 is provided and both ends are fixed by a damper pin 552.
As shown in fig. 10 to 12, the hall door opening and closing control mechanism includes two sets of second driving guide assemblies 6, and the left hall door 71 and the right hall door 72 are respectively provided on the hall door main body 7 through corresponding second driving guide assemblies 6, and are configured to drive the left hall door 71 and the right hall door 72 to rotate in the door opening direction or the door closing direction under the pushing of the car door.
The second driving guide assembly 6 is the same as the first driving guide assembly 2, and includes a door driving shaft 21 and a door lower end shaft 22, and the upper and lower ends of the left hall door 71 and the right hall door 72 are respectively disposed on the hall door main body 7 through the door driving shaft 21 and the door lower end shaft 22.
The door leaf driving shaft 21 is sleeved with a door closing torsion spring 61.
The upper sides of the left hall door 71 and the right hall door 72 are respectively provided with a magnetic attraction mechanism 8 for attracting the hall door pushing mechanism 4 of the car door and rotating synchronously with the car door.
The magnetic force adsorption mechanism 8 includes magnetic plates 81, and the magnetic plates 81 are provided on the upper sides of the left hall door 71 and the right hall door 72, respectively.
The magnetic plate 81 corresponds to the magnetic ring 43 of the hall door pushing mechanism 4 of the car door.
The hall door lock mechanism 9 is arranged on the bottom frame 73 of the hall door main body 7 and is positioned at the lower end of the matching part of the left hall door 71 and the right hall door 72, and is used for locking or closing the hall door under the control of the car door lock mechanism 5.
The hall door lock mechanism 9 comprises a hall door latch plate 91, a locking spring 92 and a hall door lock driving pin plate 93, the hall door latch plate 91 is arranged on the bottom frame 73 of the hall door main body 7, one side of the hall door latch plate is connected with the locking spring 92, an inclined hole groove is formed in the hall door latch plate 91, the hall door lock driving pin plate 93 is arranged in the inclined hole groove in a matched mode through a hall door lock driving pin shaft 931, and the hall door lock driving pin plate 93 is connected with the car door lock mechanism 5 in a matched mode.
The left hall door 71 and the right hall door 72 both comprise a hall door leaf 711, a hall door upper cross beam 712, a hall door lower cross beam 713 and a hall door frame 714, the upper side and the lower side of the hall door leaf 711 are respectively provided with the hall door upper cross beam 712 and the hall door lower cross beam 713, and the side surfaces of the hall door leaf 711, the hall door upper cross beam 712 and the hall door lower cross beam 713 are connected with the hall door frame 714.
The magnetic plate 81 is provided on the hall door upper cross member 712, and the hall door upper cross member 712 is provided with a rectangular groove at a corresponding position of the magnetic plate 81.
The second hall door-closing switch 97 is provided on the upper side of the hall door upper cross member 712 via a switch shim plate.
Further, there are included a first hall door lock switch 94, and a second hall door lock switch 95, the first hall door lock switch 94 being provided on the other side of the hall latch plate 91, the second hall door lock switch 95 being provided on the bottom frame 73 of the hall door main body 7 and corresponding to the first hall door lock switch 94.
The hall door opening and closing control mechanism further comprises a first hall door closing switch 96 and a second hall door closing switch 97, a hall door upper flange 75 is arranged on the top frame 74 of the hall door main body 7, the first hall door closing switch 96 is respectively arranged on the left side and the right side of the lower part of the hall door upper flange 75, and the second hall door closing switch 97 is respectively arranged at the positions, corresponding to the first hall door closing switch 96, of the tops of the left hall door 71 and the right hall door 72.
As shown in fig. 13 and 14, the door lock motor 52 always rotates clockwise, when the door lock motor 52 rotates, the hand wheel 54 mounted on the shaft diameter and the locking trigger screw 531 and the unlocking trigger screw 532 mounted on the hand wheel 54 rotate together with the door lock shaft 53, and the lock pin plate 55 moves up and down under the driving of the eccentric shaft section of the door lock shaft 53, when the unlocking trigger screw 532 contacts with the unlocking switch combination 57, the controller stops the movement of the door lock motor 51, at this time, the lock pin plate 55 is at the lowest end, the lock pin plate 55 retracts, the upper plane thereof is flush with the upper plane of the door lock main body 51, the door lock is in an unlocking state, and the eccentric wheel 58 rotates together with the door lock shaft 53, and in the rotating process, the hall door lock driving pin plate 93 for pushing the hall door lock to move towards the hall lock unlocking direction, so as to unlock the hall door lock; a positioning plane 581 is provided on the outer cylindrical surface of the eccentric wheel 58, and after the unlocking movement is completed, the positioning plane 581 is overlapped with the contact vertical surface of the hall door lock driving pin plate 93, and the hall door latch plate 91 is dropped into the bottom frame 73 of the hall door main body 7 by the elastic force of the upper lock spring 92, so that the unlocked state can be maintained.
When a locking command is sent, the door lock motor 52 rotates clockwise until the locking trigger screw 53 triggers the locking switch assembly 56 to stop rotating, the locking motion is completed, when the eccentric wheel 58 rotates and disengages from the hall door lock driving pin plate 93 of the hall door, the locking spring 92 pushes the hall door lock driving pin plate 93 to continue moving until the locking motion is completed, the elastic force of the locking spring 92 extends the hall door pin plate 91 to be higher than the upper top surface of the bottom frame 73 of the hall door main body 7, and is in a locking state, and at this time, the first hall door lock switch 94 and the second hall door lock switch 95 are combined and conducted.
When in a locked state, the outer cylindrical surface of the eccentric wheel 58 keeps a certain distance S from the vertical surfaces on both sides of the hall door lock driving plate 93, and the car does not interfere with the hall door lock mechanism 9 of the hall door when moving up and down.
The car door adopts a center-opening hinged door structure, the two side structures are symmetrical, and the two door leaves rotate 90 degrees to the outer side of the car to complete the door opening action, so that the car door can only open the door at the flat position of the car.
When the door lock mechanism 5 is in an unlocking state and the elevator car is in a flat layer, the control system sends a door opening instruction, the elevator car door motor 101 rotates forwards to open the door, the door opening power is transmitted to the middle rotating component 102 through the synchronous belt to drive the door machine transmission shafts 103 on two sides of the middle rotating component 102, the door machine transmission shafts 103 drive the left speed reducer 104 and the right speed reducer 105 to rotate synchronously, the left speed reducer 104 and the right speed reducer 105 are worm and gear speed reducers with the same parameters and rotate in opposite directions, the output ends of the two speed reducers output reversely, the power is transmitted to the tops of the left elevator car door 31 and the right elevator car door 32 of the elevator car through the two door driving shafts 21, the protruding square tenon of the door driving shaft 21 is embedded into the upper groove of the door leaf, the left elevator car door 31 and the right elevator car door 32 rotate together with the door driving shaft 21, and the elevator car door motor 101 stops rotating when the rotation angle of the door reaches 90 degrees, so that the door opening is completed.
As shown in fig. 15-18, the hall door leaf is kept in a closed state by the effect of the closing torsion spring 61, when the left car door 31 and the right car door 32 rotate by a certain angle, the roller 42 is in rolling contact with the hall door upper cross beam 712 to push the hall door to perform door opening movement until the door opening is completed, during the door opening process, the magnetic ring 43 on the car door and the magnetic plate 81 on the hall door generate magnetic attraction, the magnetic attraction and the acting force of the closing torsion spring 61 act together to keep the roller 42 in contact with the hall door upper cross beam 712 all the time, and when the car door motor 101 stops rotating and keeps torque, the car door and the hall door are kept in an open state.
When the car door motor 101 rotates reversely, the car door starts to close, the hall door performs door closing movement together with the car door under the combined action of the magnetic attraction of the magnetic ring 43 and the door closing torsion spring 61 until the hall door upper cross beam 712 contacts with the hall door upper flange 75 to stop moving, at this time, the first hall door closing switch 96 and the second hall door closing switch 97 are combined and conducted, the hall door is closed, the hall door keeps a door closing state under the action of the door closing torsion spring 61, the car door continues to close until the car door upper beam 312 of the car door contacts with the car door upper flange 35 to stop moving, at this time, the first door closing verification switch 51 and the second door closing verification switch 52 are combined and conducted, and the door closing movement is completed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention.

Claims (15)

1. A car door opening and closing control mechanism is characterized by comprising a car door electric drive assembly and a first drive guide assembly;
the car door electric driving assembly is arranged at the top of the car body and used for providing driving power for the first driving guide assembly;
the first driving guide assemblies are arranged in two sets, the left car door and the right car door are arranged on the car body respectively through corresponding first driving guide assemblies, and the first driving guide assemblies on the two sides of the car door electric driving assembly are connected and used for driving the left car door and the right car door to rotate along the door opening direction or the door closing direction.
2. The door opening and closing control mechanism of claim 1, further comprising a hall door pushing mechanism, wherein the hall door pushing mechanism is respectively arranged on the upper sides of the left and right car doors and is used for opening or closing the hall doors in a matching and synchronous manner.
3. The door opening/closing control mechanism according to claim 2, wherein the hall door pushing mechanism includes a roller support, rollers, and a magnetic ring, the roller support is disposed at a position corresponding to the hall door on the upper side of the left and right doors, respectively, the rollers are disposed on the upper and lower sides of the roller support, respectively, and the magnetic ring is disposed on the side of the roller support facing the hall door.
4. The car door opening and closing control mechanism according to claim 3, wherein the car door electric drive assembly comprises a car door motor, an intermediate transmission assembly, a door machine rotating shaft, a left speed reducer and a right speed reducer, the car door motor is connected with the intermediate transmission assembly through a synchronous belt, two sides of the intermediate transmission assembly are respectively connected with the left speed reducer and the right speed reducer through the door machine rotating shaft, and the left speed reducer and the right speed reducer are respectively connected with the corresponding first drive guide assemblies.
5. The car door opening and closing control mechanism according to claim 3, wherein the car door electric drive assembly comprises a car door motor, an intermediate transmission assembly, a screw rod, a guide rail, a left connecting arm and a right connecting arm, the car door motor is connected with the intermediate transmission assembly through a synchronous belt, the screw rod is respectively connected to two sides of the intermediate transmission assembly, a slider nut is sleeved on the screw rod and is arranged in a sliding manner with the guide rail on the lower side, the slider nuts on the two screw rods are connected with one end of the corresponding left connecting arm and one end of the corresponding right connecting arm, and the other end of the left connecting arm and the other end of the corresponding right connecting arm are connected with the corresponding first drive guide assembly.
6. The car door opening and closing control mechanism according to any one of claims 1 to 5, wherein the first driving guide member comprises a door driving shaft and a door lower end shaft, and the left car door and the right car door are provided at upper and lower ends thereof on the car body through the door driving shaft and the door lower end shaft, respectively.
7. The car door opening and closing control mechanism according to claim 6, wherein each of the left car door and the right car door comprises a door leaf, an upper car door beam, a lower car door beam and a car door frame, the left side or the right side of the door leaf is connected with the car door frame, the upper car door beam and the lower car door beam are respectively arranged on the upper side and the lower side of the door leaf, and the side surfaces of the upper car door beam and the lower car door beam are connected with the car door frame; and a groove matched with the hall door pushing mechanism is formed in the upper beam of the car door.
8. The door opening/closing control mechanism according to any one of claims 1 to 5, further comprising a door lock mechanism provided on the bottom frame of the car body at a lower end where the left and right doors are engaged, for controlling the doors and the hall door in a locked or unlocked state.
9. The car door opening and closing control mechanism according to claim 8, wherein the door lock mechanism 5 includes a door lock body, a door lock motor, a door lock shaft, a hand wheel, a lock pin plate, a lock switch combination, an unlock switch combination, and an eccentric wheel, the door lock shaft is disposed in the door lock body, a front end of the door lock shaft is cooperatively connected with the eccentric wheel through a square tenon, a shaft diameter portion of the front end is cooperatively positioned with a shaft sleeve, an eccentric shaft section of a middle portion is engaged with the lock pin plate, a hand wheel is disposed in a shaft diameter middle portion of a rear end, the rear end is cooperatively connected with the door lock motor, two side surfaces of the hand wheel are respectively provided with a lock trigger screw and an unlock trigger screw, and the door lock body is respectively provided with a lock switch combination and an unlock switch combination on left and right sides corresponding to the lock trigger screw and the unlock trigger screw; the lock pin plate is provided with a through hole along the horizontal direction, a damping spring is arranged in the through hole, and two ends of the lock pin plate are fixed through a damping pin.
10. The hoistway door opening and closing control mechanism is characterized by comprising two sets of second driving guide assemblies, wherein a left hoistway door and a right hoistway door are arranged on a hoistway door main body respectively through corresponding second driving guide assemblies and are used for driving the left hoistway door and the right hoistway door to rotate along the door opening direction or the door closing direction under the pushing of a car door.
11. The hall door opening/closing control mechanism according to claim 10, wherein the upper sides of the left and right hall doors are respectively provided with a magnetic attraction mechanism for attracting the hall door pushing mechanism of the car door and rotating in synchronization with the car door.
12. The hall door opening-closing control mechanism according to claim 11, wherein the magnetic attraction mechanism includes magnetic plates, and the upper sides of the left and right hall doors are provided with the magnetic plates, respectively.
13. The hall door opening and closing control mechanism according to any one of claims 10 to 12, wherein the hall door lock mechanism is provided on the bottom frame of the hall door main body at the lower end where the left and right hall doors are fitted, and is used for locking or closing the hall door under the control of the door lock mechanism of the car door.
14. The hall door opening and closing control mechanism according to claim 13, wherein the hall door lock mechanism includes a hall door latch plate, a locking spring, and a hall door lock driving pin plate, the hall door latch plate is provided on a bottom frame of the hall door main body, one side of the hall door latch plate is connected to the locking spring, the hall door lock driving pin plate is provided with a slanted hole groove, the hall door lock driving pin plate is fittingly provided in the slanted hole groove by a hall door lock driving pin shaft, and the hall door lock driving pin plate is fittingly connected to the door lock mechanism of the car door.
15. A door system for an elevator, comprising the door opening/closing control mechanism according to any one of claims 1 to 9 and the hall door opening/closing control mechanism according to any one of claims 11 to 14, the door opening/closing control mechanism being provided on a door of a car, and the hall door opening/closing control mechanism being provided on a hall door of a hoistway main body.
CN202110258396.XA 2021-03-09 2021-03-09 Car door opening and closing control mechanism, hall door opening and closing control mechanism and door system Active CN113233295B (en)

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CN113682933B (en) * 2021-08-13 2023-04-07 日立电梯（中国）有限公司 Elevator car door up-down locking device

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