CN107461104B - Electric double-open inner swing door - Google Patents

Electric double-open inner swing door Download PDF

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Publication number
CN107461104B
CN107461104B CN201710853439.2A CN201710853439A CN107461104B CN 107461104 B CN107461104 B CN 107461104B CN 201710853439 A CN201710853439 A CN 201710853439A CN 107461104 B CN107461104 B CN 107461104B
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China
Prior art keywords
door
rubber strip
teeth
unlocking
motor
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Application number
CN201710853439.2A
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Chinese (zh)
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CN107461104A (en
Inventor
位云成
史旭东
俎文凯
黄东盛
程梦华
朱剑锋
朱海元
翟金龙
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Nanjing Kangni Mechanical and Electrical Co Ltd
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Nanjing Kangni Mechanical and Electrical Co Ltd
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Priority to CN201710853439.2A priority Critical patent/CN107461104B/en
Publication of CN107461104A publication Critical patent/CN107461104A/en
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Publication of CN107461104B publication Critical patent/CN107461104B/en
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    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00Power-operated mechanisms for wings
    • E05F15/60Power-operated mechanisms for wings using electrical actuators
    • E05F15/603Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05FDEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00Power-operated mechanisms for wings
    • E05F15/40Safety devices, e.g. detection of obstructions or end positions
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/16Sealing arrangements on wings or parts co-operating with the wings
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B7/00Special arrangements or measures in connection with doors or windows
    • E06B7/28Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/36Finger guards or other measures preventing harmful access between the door and the door frame
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00Application of doors, windows, wings or fittings thereof
    • E05Y2900/50Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/506Application of doors, windows, wings or fittings thereof for vehicles for buses
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00Application of doors, windows, wings or fittings thereof
    • E05Y2900/50Application of doors, windows, wings or fittings thereof for vehicles
    • E05Y2900/53Type of wing
    • E05Y2900/531Doors

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Power-Operated Mechanisms For Wings (AREA)

Abstract

The invention discloses an electric double-open inner swinging door which comprises a door shaft, a door leaf rotating along with the door shaft and two driving devices for driving the door shaft to rotate, wherein a motor of the driving device, a worm and gear speed reducer driven by the motor, an embedded clutch, an unlocking cylinder and an unlocking connecting mechanism are arranged on the door shaft; when the unlocking cylinder enters air, the cylinder push rod pushes the unlocking connecting mechanism, and the unlocking connecting mechanism drives the inner teeth to be meshed with the outer teeth and compresses the elastic element; when the unlocking cylinder exhausts, the internal teeth are separated from the external teeth under the action of the resilience force of the elastic element. The invention has the advantages of few parts, simple structure, small volume, good adaptability, more reliable locking and good mechanism stability.

Description

Electric double-open inner swing door
Technical Field
The invention relates to a door driving device of an urban public transport vehicle, in particular to an electric double-open inner swing door.
Background
The existing bus and bus inner swing door driving device generally adopts a coupler or a crank connecting rod to realize the transmission of a cylinder and a door shaft, and has low transmission efficiency, high power, no energy conservation and environmental protection; in addition, two doors of some door systems must be linked, and in emergency, if one door is blocked, the other door cannot be opened, so that great potential safety hazards are caused, and a driver cannot know the fault position and reason during fault, so that inconvenience is caused for fault maintenance and recovery. In addition, the existing swing door sometimes clamps passengers when the door is closed, sealing rubber strips are usually arranged at the closed part of the existing swing door, the sealing rubber strips can not help the passengers to rapidly fall off in an emergency state due to over tight sealing when the passengers are clamped, and if the vehicle is not clamped to fingers or other objects and continues to run, great accident risk is brought. In order to prevent such accidents, some swing doors are prone to have poor sealing after being used due to the arrangement defects of sealing rubber strips, so that resistance is caused to both vehicle operation and the environment in a vehicle, safety is low, and the appearance is not attractive.
In addition, the existing inner swing door driving device has the defects of more parts, low stability, complex structure, large volume, large occupied air duct space and small application range, and the reliability of a mechanism for locking and unlocking by partially adopting an air cylinder is low, so that the utilization efficiency of the air cylinder is low; the connection mode reliability of the driving mechanism and the upright post is poor, and the switch which is in place when the position switch is opened is integrated with the position switch, so that the debugging and the maintenance are not facilitated.
Disclosure of Invention
The purpose of the invention is as follows: aiming at the defects in the prior art, the invention aims to provide the electric double-opening inner swinging door which has higher transmission efficiency, small volume and easy maintenance.
The technical scheme is as follows: an electric double-opening inner swing door comprises a door shaft, a door leaf rotating along with the door shaft and two driving devices for driving the door shaft to rotate, wherein each driving device comprises a motor, a worm and gear speed reducer driven by the motor, an embedded clutch, an unlocking cylinder and an unlocking connecting mechanism, the embedded clutch comprises inner teeth, outer teeth and an elastic element, the inner teeth are in transmission connection with the worm and gear speed reducer, the outer teeth are in coaxial transmission with the door shaft, the unlocking cylinder comprises a cylinder push rod, one end of the unlocking connecting mechanism is in contact with the end part of the cylinder push rod, and the other end of the unlocking connecting mechanism is connected with the inner teeth; when the unlocking cylinder enters air, the cylinder push rod pushes the unlocking connecting mechanism, and the unlocking connecting mechanism drives the inner teeth to be meshed with the outer teeth and compresses the elastic element; when the unlocking cylinder exhausts, the internal teeth are separated from the external teeth under the resilience force of the elastic element.
Further, the worm gear and worm reducer comprises a worm gear and a worm which are in transmission connection, the worm is connected with the power output end of the motor, and the worm gear and the inner teeth of the embedded clutch are in coaxial transmission.
Furthermore, unblock coupling mechanism includes the fork body, and the fork body includes fork claw and fork axle, and articulated on the fork claw have rotatable sliding ring, and the sliding ring passes through the spline and is connected with the internal tooth, and the end contact of fork axle and cylinder push rod.
Furthermore, the worm gear reducer is installed in the shell, a fork shaft is connected with a fork support used for supporting, the fork support is fixed to the top of the shell, the embedded clutch is fixed to the installation plate through a bearing seat, and the shell of the worm gear reducer is connected with the bearing seat.
Furthermore, the device also comprises a door controller, a switch assembly is arranged on the bearing seat, and a travel switch shifting ring is arranged on the external teeth; when the door is closed in place, the travel switch ring triggers the switch assembly, and the switch assembly sends a closing in-place signal to the door controller.
Furthermore, the motor is a planetary gear motor, the motor is connected with a motor hall switch, the motor hall switch detects a position signal of the motor and transmits the position signal to the door controller in real time, the door controller also monitors the current change of the motor, and the door controller judges whether the door leaf is in resistance or not in the door closing process according to the position signal and the current change of the motor and controls the driving device to drive the door leaf to change the motion state when the door leaf is in resistance.
Further, the embedded clutch is a jaw clutch, and the elastic element is a rectangular spring.
The door leaf is characterized by further comprising two centrally symmetrical finger protection rubber strips, namely a left finger protection rubber strip and a right finger protection rubber strip, wherein the left finger protection rubber strip and the right finger protection rubber strip are respectively connected with two door leaves;
when the double-opening inner swing door is closed, the outer sealing lip edge of the left finger protection rubber strip is adjacent to the sealing corner part of the right finger protection rubber strip, the outer sealing lip edge of the right finger protection rubber strip is adjacent to the sealing corner part of the left finger protection rubber strip, and the inner sealing lip edge of the left finger protection rubber strip is adjacent to the inner sealing lip edge of the right finger protection rubber strip.
Further, when the double-open swing door is closed, the outer sealing lip edge of the left finger protection rubber strip is in interference fit with the sealing corner part of the right finger protection rubber strip, the outer sealing lip edge of the right finger protection rubber strip is in interference fit with the sealing corner part of the left finger protection rubber strip, and the inner sealing lip edge of the left finger protection rubber strip is in interference fit with the inner sealing lip edge of the right finger protection rubber strip.
Has the beneficial effects that: the driving device adopts a modular design, has few parts, simple structure, convenient assembly, small volume and good adaptability, all the parts are assembled on the mounting plate, the mounting plate can be fixed on the vehicle body through the transition support, and the vehicle body with different structures can be adapted by changing the transition support. The embedded clutch is adopted, so that unlocking is convenient and reliable; the cylinder is adopted to realize locking and unlocking, so that the requirement of remote emergency unlocking of a driver can be met; the worm gear reducer is adopted, so that the self-locking function is realized, and the whole locking process can be realized; the invention adopts current detection to automatically change the motion state when meeting a resistance, can effectively prevent extrusion, is sensitive and reliable in whole-process detection and has high safety. The spline shaft is connected with the upright post, so that torque transmission is reliable and maintenance is convenient; the finger protection adhesive tape adopts a novel sealing structure, has good triple sealing effect, can not clamp and hurt passengers, is convenient for the passengers to withdraw in time, has high safety and attractive appearance.
Drawings
FIG. 1 is a schematic view of a drive device of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a cross-sectional view of the dog clutch;
FIG. 4 is a cross-sectional view of a worm gear reducer;
FIG. 5 is a schematic view of the fork body;
FIG. 6 is a schematic view of a motor;
FIG. 7 is a partial schematic view of the present invention;
FIG. 8 is a schematic structural view of the present invention;
figure 9 is a schematic view of a finger guard strip.
Detailed Description
The technical solution is described in detail below with reference to a preferred embodiment and the accompanying drawings.
As shown in fig. 1 and 2, an electric double-open inner swing door includes a door shaft, a door leaf rotating with the door shaft, and two driving devices for driving the door shaft to rotate, where the driving devices are used to drive the inner swing door to open/close the door, and include a planetary gear motor, a worm gear reducer driven by a motor 1, an embedded clutch 2, an unlocking cylinder 3, an unlocking connection mechanism, and a door controller, where the embedded clutch 2 includes a tooth-embedded clutch, a tooth-shaped clutch, and the like, and in this embodiment, the embedded clutch 2 is a tooth-embedded clutch.
As shown in fig. 3, the jaw clutch is fixed on the mounting plate 9 through the bearing seat 8, specifically, the bearing seat 8 is fixed on the mounting plate 9 through a screw, the jaw clutch includes an internal tooth 201, an external tooth 202 and an elastic element 12, the internal tooth 201 is in transmission connection with the worm gear reducer, the external tooth 202 is connected with the door shaft of the inner swing door through a spline shaft, and is in coaxial transmission with the door shaft of the inner swing door.
The outer teeth 202 are provided with deep groove ball bearings, shaft retaining rings and hole retaining rings, the outer teeth 202 are radially positioned through the matching of the two deep groove ball bearings, and the shaft retaining rings, the hole retaining rings, shaft shoulders on the outer teeth 202 and the deep groove ball bearings are axially positioned.
The unlocking cylinder 3 comprises a cylinder push rod 301, one end of the unlocking connecting mechanism is in contact with the end part of the cylinder push rod 301, and the other end of the unlocking connecting mechanism is connected with the inner teeth 201; when the unlocking cylinder 3 is used for air intake, the cylinder push rod 301 pushes the unlocking connecting mechanism, and the unlocking connecting mechanism drives the inner teeth 201 to be meshed with the outer teeth 202 and compresses the elastic element 12; when the unlock cylinder 3 is exhausted, the internal teeth 201 are disengaged from the external teeth 202 by the resilient force of the elastic member 12, which is a rectangular spring in this embodiment 12.
As shown in fig. 4, the worm gear reducer comprises a worm gear 4 and a worm 5 which are in transmission connection, and the lead angle of the meshing of the worm gear 4 and the worm 5 is less than 3.5 degrees, so that the worm gear reducer has a self-locking function and can realize the whole-course locking at any position (namely any position in the rotating process of a door shaft) in the opening and closing process; meanwhile, a small-power motor can drive a large load, and high transmission efficiency is guaranteed.
The worm 5 is connected with the power output end of the motor 1, and the worm wheel 4 is coaxially driven with the inner teeth 201 of the jaw clutch. The worm gear reducer is installed in the housing 7, a fork shaft 602 is connected with a fork support 604 for supporting, and the fork support 604 is fixed on the top of the housing 7. The shell 7 of the worm gear reducer is connected with a bearing seat 8.
As shown in fig. 5, the unlocking connection mechanism in this embodiment adopts a fork body 6 structure, the fork body 6 includes a fork claw 601 and a fork shaft 602, a rotatable slip ring 603 is hinged on the fork claw 601, the slip ring 603 is connected with the internal teeth 201 through a spline, and the fork shaft 602 is in contact with the end of the cylinder push rod 301.
Specifically, the method comprises the following steps: when the unlocking cylinder 3 is charged, the cylinder push rod 301 pushes the fork shaft 602 of the shifting fork body 6 upwards, the fork shaft 602 moves upwards, so that the fork claw 601 moves downwards, and the fork claw 601 drives the inner teeth 201 to downwards engage with the outer teeth 202 and compress the rectangular spring; when the unlock cylinder 3 is exhausted, the internal teeth 201 are disengaged from the external teeth 202 by the resilient force of the rectangular spring.
The bearing seat 8 is also provided with a switch assembly 10, the external teeth 202 are provided with a travel switch shifting ring 11, and the travel switch shifting ring 11 is arranged on the external teeth 202 of the clutch through a set screw; when the door is closed in place, the travel switch ring 11 triggers the switch assembly 10, and the switch assembly 10 sends a closing in place signal to the door controller.
As shown in fig. 6, the planetary gear motor further includes a flange, the motor 1 is connected to a motor hall switch, the motor hall switch detects a position signal of the motor and transmits the position signal to the door controller in real time, the door controller also monitors a current change of the motor, the door controller determines whether the door leaf is in a blocking state during opening and closing the door according to the position signal and the current change of the motor, and controls the driving device to drive the door leaf to change a motion state when the door leaf is in the blocking state; and a microswitch is arranged at the position where the inner swinging door is opened in place, the microswitch is connected with a gate controller, and the gate controller judges whether the door is opened in place or not according to the current signal and the microswitch signal.
The working principle of the invention during door opening/closing/emergency unlocking is as follows:
1. electrically opening the door:
when the door is in a closed state, the unlocking cylinder 3 is used for air intake, the cylinder push rod 301 pushes the fork shaft 602 of the shifting fork body 6 upwards, the fork shaft 602 moves upwards, so that the fork claw 601 moves downwards, and the fork claw 601 drives the inner teeth 201 to downwards mesh with the outer teeth 202 and compress the rectangular spring; the planetary gear motor rotates in the positive direction to drive the meshed worm 5 and worm wheel 4 to drive the internal teeth 201 connected with the worm wheel 4 in a spline manner and the external teeth 202 meshed with the internal teeth to rotate; the external teeth 202 drive the door shaft connected with the spline of the door shaft to rotate, so that the stand column rotates, and the door leaf executes the door opening action along with the rotation of the stand column.
2. Electric door closing:
when the door is in an open state, the unlocking cylinder 3 is filled with air, the cylinder push rod 301 pushes the fork shaft 602 of the shifting fork body 6 upwards, the fork shaft 602 moves upwards, so that the fork claws 601 move downwards, and the fork claws 601 drive the inner teeth 201 to downwards mesh with the outer teeth 202 and compress the rectangular spring; the planetary gear motor rotates reversely to drive the meshed worm 5 and worm wheel 4 to drive the internal teeth 201 connected with the worm wheel 4 by splines and the external teeth 202 meshed with the internal teeth to rotate; the external teeth 202 drive the door shaft connected with the spline to rotate, so that the upright column rotates, and the door leaf performs the door closing action along with the rotation of the upright column.
After the door is closed in place, the travel switch shifting ring 11 arranged on the outer teeth 202 through the set screw triggers the switch assembly 10 to transmit a closing in-place signal to the door controller, the door controller controls the motor 1 to stop running, the motor 1 is automatically locked, and the door closing action is completed.
3. Emergency unlocking and manual door opening:
when the door is in a closed state, the emergency unlocking device is operated to exhaust the unlocking cylinder 3, the cylinder piston rod retracts, the inner teeth 201 are separated from the outer teeth 202 under the action of the resilience force of the rectangular spring and become a disengaged state, and the door leaf is manually operated to finish the door opening action.
4. Manually closing the door:
when the door is in an open state, the emergency unlocking device is operated to exhaust the unlocking cylinder 3, the cylinder piston rod retracts, the inner teeth 201 are separated from the outer teeth 202 under the resilience force of the rectangular spring, the state is changed into a separation meshing state, and the door leaf is manually operated to finish the door closing action.
In addition, as shown in fig. 7, the left finger-protecting rubber strip and the right finger-protecting rubber strip of the present invention are shown as a top view of the matching of the left finger-protecting rubber strip and the right finger-protecting rubber strip which are centrosymmetric, the left finger-protecting rubber strip and the right finger-protecting rubber strip are respectively connected to two door leaves, each finger-protecting rubber strip includes a main body portion 131, one end (i.e., the upper end in the figure) of the main body portion 131 of the left finger-protecting rubber strip extends to the door seam to form an outer sealing lip 132, and the other end (i.e., the lower end in the figure) of the main body portion 131 extends to the door seam to form a sealing corner portion 133. Both ends of the main body 131 extend toward the door panel to form door panel lips 138 covering the glass bonding surface of the door panel.
The end of the sealing corner portion 133 is bent inward and extends out of an inner sealing lip 134, the outer sealing lip 132 and the sealing corner portion 133 are connected with the main body portion 131 through a connecting bone, a cavity is enclosed between the connecting bone and the outer sealing lip 132 as well as the main body portion 131, and a cavity is also enclosed between the connecting bone and the sealing corner portion 133 as well as the main body portion 131.
The connecting bones include a main connecting bone 135 connected to the main body portion 131, and an outer connecting bone 136 and a corner connecting bone 137 extending from the main connecting bone 135, the outer connecting bone 136 being connected to the outer sealing lip 132, and the corner connecting bone 137 being connected to the sealing corner portion 133.
The main body 131 has a through hole at the center thereof, and the main body 131 has a connection portion at a contact portion with the door panel for assembling with the door panel.
When the double-opening inner swing door is closed, the outer sealing lip edge 132 of the left finger protection rubber strip is adjacent to the sealing corner portion 133 of the right finger protection rubber strip, the outer sealing lip edge 132 of the right finger protection rubber strip is adjacent to the sealing corner portion 133 of the left finger protection rubber strip, the inner sealing lip edge 134 of the left finger protection rubber strip is adjacent to the inner sealing lip edge 134 of the right finger protection rubber strip, in the embodiment, the outer sealing lip edge 2 of the left finger protection rubber strip is in interference fit with the sealing corner portion 133 of the right finger protection rubber strip, the outer sealing lip edge 132 of the right finger protection rubber strip is in interference fit with the sealing corner portion 133 of the left finger protection rubber strip, and the inner sealing lip edge 134 of the left finger protection rubber strip is in interference fit with the inner sealing lip edge 134 of the right finger protection rubber strip so as to achieve a better sealing effect.
The total width of the structure of the left finger-protecting adhesive tape and the right finger-protecting adhesive tape is less than 90mm. If a door system is closed, the finger protection rubber strip cavities can be compressed, smaller obstacle detection can be realized due to the fact that the distance between the left finger protection rubber strip cavity and the right finger protection rubber strip cavity is smaller, and the width of the smallest obstacle detection object is 10mm; after the smaller barrier is clamped, the cavity is compressed, clamping injury can be avoided, and the barrier can be easily drawn out.
The above is only a preferred embodiment of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.

Claims (9)

1. The electric double-open inner swing door is characterized by comprising a door shaft, a door leaf rotating along with the door shaft and two driving devices for driving the door shaft to rotate, wherein each driving device comprises a motor (1), a worm and gear reducer driven by the motor (1), a mosaic type clutch (2), an unlocking cylinder (3) and an unlocking connecting mechanism, the mosaic type clutch (2) comprises inner teeth (201), outer teeth (202) and an elastic element (12), the inner teeth (201) are in transmission connection with the worm and gear reducer, the outer teeth (202) are in coaxial transmission with the door shaft, the unlocking cylinder (3) comprises a cylinder push rod (301), one end of the unlocking connecting mechanism is in contact with the end part of the cylinder push rod (301), and the other end of the unlocking connecting mechanism is connected with the inner teeth (201); when the unlocking cylinder (3) enters air, the cylinder push rod (301) pushes the unlocking connecting mechanism, and the unlocking connecting mechanism drives the inner teeth (201) to be meshed with the outer teeth (202) and compresses the elastic element (12); when the unlocking cylinder (3) exhausts, the internal teeth (201) are separated from the external teeth (202) under the resilience force of the elastic element (12).
2. An electric double-open inner swing door according to claim 1, characterized in that the worm gear reducer comprises a worm wheel (4) and a worm (5) which are in transmission connection, the worm (5) is connected with the power output end of the motor (1), and the worm wheel (4) is in coaxial transmission with the inner teeth (201) of the embedded clutch (2).
3. The electric double-open inner swinging door according to claim 1, characterized in that the unlocking connecting mechanism comprises a shifting fork body (6), the shifting fork body (6) comprises a fork claw (601) and a fork shaft (602), a rotatable sliding ring (603) is hinged on the fork claw (601), the sliding ring (603) is connected with the inner teeth (201) through a spline, and the fork shaft (602) is in contact with the end part of the cylinder push rod (301).
4. The electric double-opening inner swinging door according to claim 3, characterized in that the worm gear reducer is installed in the shell (7), a fork support (604) for supporting is connected to the fork shaft (602), the fork support (604) is fixed on the top of the shell (7), the embedded clutch (2) is fixed on the mounting plate (9) through a bearing seat (8), and the shell (7) of the worm gear reducer is connected with the bearing seat (8).
5. The electric double-open inner swing door according to claim 4, characterized by further comprising a door controller, wherein a switch component (10) is further arranged on the bearing seat (8), and a travel switch toggle ring (11) is arranged on the outer teeth (202); when the door is closed in place, the travel switch dial ring (11) triggers the switch component (10), and the switch component (10) sends a closing in place signal to the door controller.
6. The electric double-open inner swing door according to claim 5, characterized in that the motor (1) is a planetary gear motor, the motor (1) is connected with a motor Hall switch, the motor Hall switch detects a position signal of the motor and transmits the position signal to a door controller in real time, the door controller also monitors the current change of the motor, the door controller judges whether the door leaf is blocked during the door opening and closing process according to the position signal and the current change of the motor, and controls the driving device to drive the door leaf to change the motion state when the door leaf is blocked.
7. An electric double open inner swing door according to claim 1, characterized in that the embedded clutch (2) is a dog clutch and the elastic element (12) is a rectangular spring.
8. The electric double-open inner swinging door according to claim 1, characterized by further comprising two centrally symmetrical finger protection rubber strips, namely a left finger protection rubber strip and a right finger protection rubber strip, which are respectively connected with two door leaves, each finger protection rubber strip comprises a main body part (131), one end of the main body part (131) extends to the door seam to form an outer sealing lip (132), the other end of the main body part (131) extends to the door seam to form a sealing corner part (133), the end of the sealing corner part (133) is bent inwards and extends to form an inner sealing lip (134), the outer sealing lip (132) and the sealing corner part (133) are both connected with the main body part (131) through connecting bones, the outer sealing lip (132) and the main body part (131) form a cavity, and the connecting bones, the sealing corner part (133) and the main body part (131) form a cavity;
when the double-open inner swing door is closed, the outer sealing lip edge (132) of the left finger protection rubber strip is adjacent to the sealing corner part (133) of the right finger protection rubber strip, the outer sealing lip edge (132) of the right finger protection rubber strip is adjacent to the sealing corner part (133) of the left finger protection rubber strip, and the inner sealing lip edge (134) of the left finger protection rubber strip is adjacent to the inner sealing lip edge (134) of the right finger protection rubber strip.
9. The electric double-open inner swing door according to claim 8, wherein when the double-open inner swing door is closed, the outer sealing lip (132) of the left finger rubber strip is in interference fit with the sealing corner part (133) of the right finger rubber strip, the outer sealing lip (132) of the right finger rubber strip is in interference fit with the sealing corner part (133) of the left finger rubber strip, and the inner sealing lip (134) of the left finger rubber strip is in interference fit with the inner sealing lip (134) of the right finger rubber strip.
CN201710853439.2A 2017-09-20 2017-09-20 Electric double-open inner swing door Active CN107461104B (en)

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CN107461104A CN107461104A (en) 2017-12-12
CN107461104B true CN107461104B (en) 2023-03-28

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Publication number Priority date Publication date Assignee Title
CN107386860B (en) * 2017-09-20 2023-02-17 南京康尼机电股份有限公司 Driving device for inner swing door

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DE202006010582U1 (en) * 2006-07-08 2006-09-14 Gummi-Welz Gmbh & Co. Kg Finger protection strip for automatic swing doors on buses comprises flexible profiled strip with chamber on free side containing contact strip which switches off door drive when outer wall of chamber is pressed inwards against it
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CN106761134B (en) * 2016-12-28 2017-12-29 华中科技大学 A kind of electronic biparting inner swing door system of differential motion
CN106677658B (en) * 2017-01-24 2018-08-14 南京康尼机电股份有限公司 A kind of electric double-open inner swing door
CN207583162U (en) * 2017-09-20 2018-07-06 南京康尼机电股份有限公司 A kind of electric double-open inner swing door

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