AU2020101039A4 - Automatic side door opening and closing system for automobiles - Google Patents

Automatic side door opening and closing system for automobiles Download PDF

Info

Publication number
AU2020101039A4
AU2020101039A4 AU2020101039A AU2020101039A AU2020101039A4 AU 2020101039 A4 AU2020101039 A4 AU 2020101039A4 AU 2020101039 A AU2020101039 A AU 2020101039A AU 2020101039 A AU2020101039 A AU 2020101039A AU 2020101039 A4 AU2020101039 A4 AU 2020101039A4
Authority
AU
Australia
Prior art keywords
side door
door opening
nut
gear
automobile
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU2020101039A
Inventor
Peilei HE
Laifu YANGL
Changshan YE
Shuyang ZOU
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kunshan Ruiweijing Automobile Technology Co Ltd
Original Assignee
Kunshan Ruiweijing Automobile Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kunshan Ruiweijing Automobile Technology Co Ltd filed Critical Kunshan Ruiweijing Automobile Technology Co Ltd
Application granted granted Critical
Publication of AU2020101039A4 publication Critical patent/AU2020101039A4/en
Ceased legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B49/00—Electric permutation locks; Circuits therefor ; Mechanical aspects of electronic locks; Mechanical keys therefor
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
    • E05B83/36—Locks for passenger or like doors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
    • E05F15/42—Detection using safety edges
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/60—Power-operated mechanisms for wings using electrical actuators
    • E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
    • E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
    • E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
    • E05F15/622—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms using screw-and-nut mechanisms

Landscapes

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

Abstract

A b s t r a c t An automatic side door system for an automobile comprises an automobile ECU, a door lock, a side door opening and closing device, a detection module and a trigger device, wherein the door lock, the side door opening and closing device, the detection module and the trigger device are connected to the automobile ECU; 5 the detection module is installed on an outer plate of an automobile door; the side door opening and closing device is arranged on a side door and is connected to the side door and an automobile body; and the automobile ECU receives signals from the detection module and the trigger device to control the door lock and the side door opening and closing device to act. The automatic side door system for an o automobile fulfills automatic opening and closing of the automotive door, has an external environment monitoring function, and can prevent the automobile door from colliding with pedestrians or obstacles when the automobile door is opened, thus improving the safety of automobiles in use.

Description

A b s t r a c t
An automatic side door system for an automobile comprises an automobile ECU, a door lock, a side door opening and closing device, a detection module and a trigger device, wherein the door lock, the side door opening and closing device, the detection module and the trigger device are connected to the automobile ECU; the detection module is installed on an outer plate of an automobile door; the side door opening and closing device is arranged on a side door and is connected to the side door and an automobile body; and the automobile ECU receives signals from the detection module and the trigger device to control the door lock and the side door opening and closing device to act. The automatic side door system for an o automobile fulfills automatic opening and closing of the automotive door, has an external environment monitoring function, and can prevent the automobile door from colliding with pedestrians or obstacles when the automobile door is opened, thus improving the safety of automobiles in use.
S p e cifica tio n
Automatic Side Door Opening and Closing System for Automobiles
Technical Field
The utility model belongs to the technical field of automatic doors of automobiles, and particularly relates to an automatic side door opening and closing system for an automobile.
Description of Related Art With the continuous development and improvement of the automobile industry, the utilization rate and requirements for automobiles are becoming higher and higher, and users are paying more and more attention to the convenience of use o and safety of the automobiles. Most traditional automobile side doors have to be manually opened and closed, thereby being inconvenient to use. There have been some mechanisms capable of realizing automatic opening and closing the side doors; however, these mechanisms are complicated in structure and occupy a large space. When such mechanisms are applied to automobiles, a great transformation needs to be made to the original automobile side doors, and hence, these mechanisms are low in universality and restrain the development of the automatic doors of automobiles. Moreover, most existing automobiles have the following potential safety hazard: when passengers open the door to get out of the automobiles after stopping, the passengers often forget to look around and directly open the side door to get out, and in this case, the side door may collide with pedestrians or other obstacles; and on rainy days or in other severe weather, passengers in the automobiles cannot get a clear view of the external environment, the side door may also collide with pedestrians when opened, thus resulting in injuries. Brief Summary of the Utility Model The technical issue primarily to be settled by the utility model is to provide an
S p e cifica tio n
automatic side door opening and closing system for an automobile, which fulfills automatic opening and closing of a side door, has an external environment monitoring function, and can prevent the side door from colliding with pedestrians or other obstacles, thus improving the safety of automobiles in use. One technical solution adopted by the utility model to settle the aforesaid technical issues is as follows: an automatic side door opening and closing system for an automobile comprises an automobile ECU, a door lock, a side door opening and closing device, a detection module and a trigger device, wherein the door lock, the side door opening and closing device, the detection module and the trigger o device are connected to the automobile ECU; the detection module is installed on an outer plate of a side door; the side door opening and closing device has an end arranged in the side door and an end connected to an automobile body; and the automobile ECU receives signals from the detection module and/or the trigger device to control the door lock and the side door opening and closing device to act. Furthermore, the side door opening and closing device comprises a gearbox, a screw rod, a nut and a driving unit, wherein the driving unit is connected to the gearbox, the nut is disposed around the screw rod, and the screw rod has an end fixedly connected to the automobile body and an end penetrating through the gearbox to enable the nut around the screw rod to be located in the gearbox; a gear drive mechanism is arranged in the gearbox, and the driving unit is connected to the nut through the gear drive mechanism; and the gearbox and the driving unit are mounted in the side door, and the driving unit drives the nut to rotate by means of the gear drive mechanism so as to drive the screw rod to reciprocate forwards and backwards to push the side door to be opened or closed with respect to the automobile body. Furthermore, the gear drive mechanism comprises a gear, wherein the gear has a central hole and is disposed around the nut, an engaging structure is arranged between the gear and the nut, the gear drives the nut to rotate so as to drive the
S p e cifica tio n
screw rod to move forwards or backwards, and when moving forwards or backwards, the screw rod is able to circumferentially swing by means of the engaging structure. Furthermore, the engaging structure is specifically as follows: a protrusion is arranged on one of the gear and the nut, a groove is formed in the other one of the gear and the nut, the tail end of the protrusion is located in the groove, and when the gear rotates, the protrusion is clamped in the groove, so that the nut is driven to rotate. Furthermore, the engaging structure comprises an elastic body which is o arranged between the gear and the nut, and the gear drives the nut to rotate by means of the elastic body. Furthermore, the engaging structure comprises a plurality of springs, which are uniformly arranged in a circumferential direction of the inner wall of the central hole of the gear and are located between the gear and the nut. Furthermore, the driving gear is a spur gear, a worm gear, or a bevel gear. Furthermore, the driving unit comprises a driving motor. Furthermore, a clutch is arranged between the driving unit and the gearbox. Furthermore, the nut is a ball nut or a cylindrical nut. The utility model has the following beneficial effects: According to the utility model, when receiving a door opening signal from the trigger device, the automobile ECU instantly sends the signal to the door lock, which is then automatically unlocked; after the door lock is automatically unlocked, the side door opening and closing device starts to move to open the side door; meanwhile, the detection module senses the environment outside the side door and sends environmental information to the automobile ECU; if the detection module monitors an obstacle or a pedestrian, a signal is transmitted to the automobile ECU, which immediately controls the side door opening and closing device to stop moving, and after the pedestrian or obstacle is removed and the automobile ECU
S p e cifica tio n
stops receiving signals about the presence of a pedestrian or obstacle, the side door opening and closing device completely opens the side door again; when the automobile ECU receives a door closing signal from the trigger device, the side door opening and closing device moves to close the side door, and after the side door is completely closed, the door lock is locked; and the automatic side door opening and closing system fulfills automatic opening and closing of the side door, has an external environment monitoring function, and can prevent the side door from colliding with a pedestrian or obstacle when the side door is opened, thus improving the safety of automobiles in use. o More preferably, the driving unit of the side door opening and closing device of the utility model drives the nut to rotate through the gear drive mechanism so as to drive the screw rod to reciprocate forwards and backwards to replace a traditional limiter to realize electrical opening or closing of an automobile side door; when moving forwards or backwards, the screw rod can circumferentially swing by means of the engaging structure, so that flexible and smooth drive is realized, and jamming is avoided; and the side door opening and closing device is compact in overall structure and occupies a small space, thus being suitable for most automobiles.
Brief Description of the Several Views of the Drawings
FIG. 1 is a principle diagram of the utility model; FIG. 2 is a first structural diagram of a side door opening and closing device of the utility model (worm gear/bevel gear-worm drive); FIG. 3 is a second structural diagram of the side door opening and closing device of the utility model (worm gear/bevel gear-worm drive); FIG. 4 is an assembled view of a screw rod, a nut and a worm gear of the utility model (worm gear /bevel gear-worm drive); FIG. 5 is an enlarged view of part Al in FIG. 3 (worm gear /bevel gear-worm
S p e cifica tio n
drive); FIG. 6 is an exploded view of the screw rod, the nut and the worm gear of the utility model (worm gear/bevel gear-worm drive); FIG. 7 is an assembled sectional view of the screw rod, a ball nut and the worm gear of the utility model (worm gear /bevel gear-worm drive); FIG. 8 is an assembled sectional view of the screw rod, a cylindrical nut and the worm gear of the utility model (worm gear/bevel gear-worm drive); FIG. 9 is a third structural diagram of the side door opening and closing device of the utility model (worm gear/bevel gear-worm drive, a driving unit being o connected to a clutch); FIG. 10 is a fourth structural diagram of the side door opening and closing device of the utility model (gear drive mechanism); FIG. 11 is a fifth structural diagram of the side door opening and closing device of the utility model (gear drive mechanism); FIG. 12 is an assembled view of the screw rod, the nut and a spur gear of the utility model (gear drive mechanism); FIG. 13 is an enlarged view of part A2 in FIG. 12 (gear drive mechanism); FIG. 14 is an exploded view of the screw rod, the nut, and the spur gear of the utility model (gear drive mechanism); FIG. 15 is an assembled sectional view of the screw rod, the ball nut, and the spur gear of the utility model (gear drive mechanism); FIG. 16 is an assembled sectional view of the screw rod, the cylindrical nut, and the spur gear of the utility model (gear drive); FIG. 17 is a fifth structural diagram of the side door opening and closing device of the utility model (gear drive mechanism, a driving unit being connected to a clutch); FIG. 18 is a sixth structural diagram of the side door opening and closing device of the utility model (gear drive mechanism, a driving unit being connected
S p e cifica tio n
to a clutch); Reference signs in the figures: 10, side door opening and closing device; 1, gearbox; 2, screw rod; 21, buffer block; 3, nut; 4, driving unit; 5, support; 6, mounting plate; 7, worm gear; 8, worm; 9, groove; 10, protrusion; 11, driving gear; 12, spur gear; 15, clutch; 151, driving part; 152, driven part; 153, driving shaft; 16, gap; 20, door lock; 30, detection module; 40, trigger device; 50, automobile ECU.
Detailed Description of the Several Views of the Drawings The preferred embodiments of the utility model are expounded below in o conjunction with the accompanying drawings to ensure that the advantages and characteristics of the utility model can be appreciated by those skilled in the art more easily, and that the protection scope of the utility model can be defined more clearly. Embodiment 1: an automatic side door opening and closing system for an automobile, as shown in FIG. 1 to FIG. 7, comprises an automobile ECU 50, a door lock 20, a side door opening and closing device 10, a detection module 30 and a trigger device 40, wherein the door lock, the side door opening and closing device, the detection module and the trigger device are connected to the automobile ECU; the detection module is installed on an outer plate of a side door; one end of the side door opening and closing device is arranged in the side door, and the other end of the side door opening and closing device is connected to an automobile body; and the automobile ECU receives signals from the detection module and/or the trigger device to control the door lock and the side door opening and closing device to move. The side door opening and closing device comprises a gearbox 1, a screw rod 2, a nut 3, and a driving unit 4, wherein the driving unit is connected to the gearbox, the nut is disposed around the screw rod, one end of the screw rod is fixedly
S p e cifica tio n
connected to the automobile body through a support 5, and the other end of the screw rod penetrates through the gearbox to enable the nut around the screw rod to be located in the gearbox; a gear drive mechanism is arranged in the gearbox, and the driving unit is connected to the nut through the gear drive mechanism; and the gearbox and the driving unit are mounted in the side door through a mounting plate 6, and the driving unit drives the nut to rotate by means of the gear drive mechanism so as to drive the screw rod to reciprocate forwards and backwards to push the side door to be opened or closed with respect to the automobile body. The driving unit comprises a driving motor. The driving motor is connected to a planetary gearbox. The detection module is a radar induction device or an infrared induction device. The gear drive mechanism comprises a worm gear 7 and a worm 8, wherein the worm is connected to an output shaft of the driving motor, the worm gear has a central hole, the nut is arranged in the central hole of the worm gear, an engaging structure is arranged between the nut and the worm gear, the worm gear drives the nut to rotate so as to drive the screw rod to move forwards or backwards, and when moving forwards or backwards, the screw rod is able to circumferentially swing by means of the engaging structure. The engaging structure is specifically as follows: the nut is a ball nut, a groove 9 is formed in the spherical surface of the ball nut in the moving direction of the screw rod, a protrusion 10 extending towards the center is arranged on the inner wall of the central hole of the worm gear and is engaged with the groove, the tail end of the protrusion is located in the groove, and when the worm gear rotates, the protrusion is clamped in the groove, so that the nut is driven to rotate. Embodiment 2: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 1, and differs from the
S p e cifica tio n
automatic side door opening and closing system in Embodiment 1 in that the engaging structure in this embodiment is specifically as follows: the nut is a ball nut, a protrusion is arranged on the spherical surface of the ball nut, a groove is formed in the inner wall of the central hole of the worm gear in the moving direction of the screw rod, the protrusion is engaged with the groove, the tail end of the protrusion is located in the groove, and when the worm gear rotates, the protrusion is clamped in the groove, so that the nut is driven to rotate. Embodiment 3: an automatic side door opening and closing system for an automobile in this embodiment, as shown in FIG. 8, is basically identical in structure with the automatic side door opening and closing system in Embodiment 1, and differs from the automatic side door opening and closing system in Embodiment 1 in that the engaging structure in this embodiment is specifically as follows: the nut is cylindrical nut, a groove is formed in the surface of the cylindrical nut in the moving direction of the screw rod, a protrusion extending towards the center is arranged on the inner wall of the central hole of the worm gear and is engaged with the groove, the tail end of the protrusion is located in the groove, and a gap 16 is formed between the protrusion and the bottom surface of the groove. Embodiment 4: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 1, and differs from the automatic side door opening and closing system in Embodiment 1 in that the engaging structure in this embodiment is specifically as follows: the nut is a cylindrical nut, a protrusion is arranged on the surface of the cylindrical nut, a groove is formed in the inner wall of the central hole of the worm gear in the moving direction of the screw rod, the protrusion is engaged with the groove, the tail end of the protrusion is located in the groove, and a gap is formed between the protrusion and the bottom surface of the groove.
S p e cifica tio n
Embodiment 5: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 1, and differs from the automatic side door opening and closing system in Embodiment 1 in that: the engaging structure comprises an elastic body arranged between the worm gear and the nut, and the worm gear drives the nut to rotate by means of the elastic body; and the elastic body can be, but is not limited to, a silica gel body or a rubber body. Embodiment 6: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic o side door opening and closing system in Embodiment 1, and differs from the automatic side door opening and closing system in Embodiment 1 in that: the engaging structure comprises a plurality of springs, which are uniformly arranged in the circumferential direction of the inner wall of the central hole of the worm gear and are located between the worm gear and the nut. The two ends of each spring are fixedly connected to the worm gear and the nut, respectively. In Embodiments 1-6, a gear set is arranged between the worm gear and the worm. In Embodiments 1-6, the worm gear can be replaced with a bevel gear. Embodiment 7: an automatic side door opening and closing system for an automobile, as shown in FIG 10 to FIG 15, comprises an automobile ECU 50, a door lock 20, a side door opening and closing device 10, a detection module 30 and a trigger device 40, wherein the door lock, the side door opening and closing device, the detection module and the trigger device are connected to the automobile ECU; the detection module is installed on an outer plate of a side door; one end of the side door opening and closing device is arranged in the side door, and the other end of the side door opening and closing device is connected to an automobile body; and the automobile ECU receives signals from the detection
S p e cifica tio n
module and/or the trigger device to control the door lock and the side door opening and closing device to act. The side door opening and closing device comprises a gearbox 1, a screw rod 2, a nut 3 and a driving unit 4, wherein the driving unit is connected to the gearbox, the nut is disposed around the screw rod, one end of the screw rod is fixedly connected to the automobile body through a support 5, and the other end of the screw rod penetrates through the gearbox to enable the nut around the screw rod to be located in the gearbox; a gear drive mechanism is arranged in the gearbox, and the driving unit is connected to the nut through the gear drive mechanism; and the o gearbox and the driving unit are mounted in the side door through a mounting plate 6, and the driving unit drives the nut to rotate by means of the gear drive mechanism so as to drive the screw rod to reciprocate forwards and backwards to push the side door to be opened or closed with respect to the automobile body. The driving unit comprises a driving motor. The driving motor is connected to a planetary gearbox. The gear drive mechanism comprises a driving gear 11 and a spur gear 12, wherein the driving gear is connected to an output shaft of the driving motor, the spur gear has a central hole, the nut is arranged in the central hole of the spur gear, an engaging structure is arranged between the nut and the spur gear, the spur gear drives the nut to rotate so as to drive the screw rod to move forwards or backwards, and when moving forwards or backwards, the screw rod is able to circumferentially swing by means of the engaging structure. The engaging structure is specifically as follows: the nut is a ball nut, a groove 9 is formed in the spherical surface of the ball nut in the moving direction of the screw rod, a protrusion 10 extending towards the center is arranged on the inner wall of the central hole of the spur gear and is engaged with the groove, the tail end of the protrusion is located in the groove, and when the spur gear rotates, the protrusion is clamped in the groove, so that the nut is driven to rotate.
S p e cifica tio n
Embodiment 8: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 7, and differs from the automatic side door opening and closing system in Embodiment 7 in that the engaging structure in this embodiment is specifically as follows: the nut is a ball nut, a protrusion is arranged on the spherical surface of the ball nut, a groove is formed in the inner wall of the central hole of the spur gear in the moving direction of the screw rod, the protrusion is engaged with the groove, the tail end of the protrusion is located in the groove, and when the spur gear rotates, the protrusion is o clamped in the groove, so that the nut is driven to rotate. Embodiment 9: an automatic side door opening and closing system for an automobile in this embodiment, as shown in FIG. 16, is basically identical in structure with the automatic side door opening and closing system in Embodiment 7, and differs from the automatic side door opening and closing system in Embodiment 7 in that the engaging structure in this embodiment is specifically as follows: the nut is a cylindrical nut, a groove is formed in the surface of the cylindrical nut in the moving direction of the screw rod, a protrusion extending towards the center is arranged on the inner wall of the central hole of the spur gear and is engaged with the groove, the tail end of the protrusion is located in the groove, and a gap is formed between the protrusion and the bottom surface of the groove. Embodiment 10: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 7, and differs from the automatic side door opening and closing system in Embodiment 7 in that the engaging structure in this embodiment is specifically as follows: the nut is a cylindrical nut, a protrusion is arranged on the surface of the cylindrical nut, a groove 121 is formed in the inner wall of the central hole of the spur gear in the
S p e cifica tio n
moving direction of the screw rod, the protrusion is engaged with the groove, the tail end of the protrusion is located in the groove, and a gap is formed between the protrusion and the bottom surface of the groove. Embodiment 11: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 7, and differs from the automatic side door opening and closing system in Embodiment 7 in that: the engaging structure comprises an elastic body which is arranged between the spur gear and the nut, and the spur gear drives the nut to rotate by means of the elastic o body; and the elastic body can be, but is not limited to, a silica gel body or a rubber body. Embodiment 12: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 7, and differs from the automatic side door opening and closing system in Embodiment 7 in that: the engaging structure comprises a plurality of springs, which are uniformly arranged in the circumferential direction of the inner wall of the central hole of the spur gear and are located between the spur gear and the nut. The two ends of each spring are fixedly connected to the spur gear and the nut, respectively. In Embodiments 7-12, a gear set is arranged between the driving gear and the spur gear. Embodiment 13: an automatic side door opening and closing system for an automobile in this embodiment, as shown in FIG. 9, is basically identical in structure with the automatic side door opening and closing system in Embodiment 1, and differs from the automatic side door opening and closing system in Embodiment 1 in that: a clutch 15 is arranged between the driving motor and the gearbox and comprises a driving part 151 and a driven part 152, wherein the driven
S p e cifica tio n
part is connected to a driving shaft 153, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the worm. Embodiment 14, an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 2, and differs from the automatic side door opening and closing system in Embodiment 2 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the o output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the worm. Embodiment 15: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 3, and differs from the automatic side door opening and closing system in Embodiment 3 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the worm. Embodiment 16: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 4 and differs from the automatic side door opening and closing system in Embodiment 4 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the worm. Embodiment 17: an automatic side door opening and closing system for an
S p e cifica tio n
automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 5, and differs from the automatic side door opening and closing system in Embodiment 5 in that: a clutch 15 is arranged between the driving motor and the gearbox and comprises a driving part 151 and a driven part 152, wherein the driven part is connected to a driving shaft 153, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the worm. Embodiment 18: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic o side door opening and closing system in Embodiment 6, and differs from the automatic side door opening and closing system in Embodiment 6 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the worm. In Embodiments 13-18: the worm gear can be replaced with a bevel gear. Embodiment 19: an automatic side door opening and closing system for an automobile in this embodiment, as shown in FIG. 17 and FIG 18, is basically identical in structure with the automatic side door opening and closing system in Embodiment 7, and differs from the automatic side door opening and closing system in Embodiment 7 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the driving gear. Embodiment 20: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 8, and differs from the
S p e cifica tio n
automatic side door opening and closing system in Embodiment 8 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the driving gear. Embodiment 21: an automatic side door opening and closing system for an automobile side door in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 9, and differs from the automatic side door opening and closing system in Embodiment 9 in that: a o clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the driving gear. Embodiment 22: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 10, and differs from the automatic side door opening and closing system in Embodiment 10 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the driving gear. Embodiment 23: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 11, and differs from the automatic side door opening and closing system in Embodiment 11 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and
S p e cifica tio n
the driving shaft of the clutch is connected to the driving gear. Embodiment 24: an automatic side door opening and closing system for an automobile in this embodiment is basically identical in structure with the automatic side door opening and closing system in Embodiment 12, and differs from the automatic side door opening and closing system in Embodiment 12 in that: a clutch is arranged between the driving motor and the gearbox and comprises a driving part and a driven part, wherein the driven part is connected to a driving shaft, the output shaft of the driving motor is connected to the driving part of the clutch, and the driving shaft of the clutch is connected to the driving gear. o In Embodiments 1-24, a buffer block (21) for preventing the screw rod from being separated from the gearbox is arranged at the free end of the screw rod. In Embodiments 1-24, the trigger device is a key trigger device, a button trigger device, or a voice wake-up trigger device. In Embodiments 1-24, the button trigger device is arranged on the side door or the automobile body. In Embodiments 1-24, the voice wake-up trigger device is arranged on the side door or the automobile body. The above description is only used to explain the embodiments of the utility model and is not intended to limit the patent scope of the utility model. All equivalent structural transformations obtained with reference to the contents of the specification and accompanying drawings of the utility model, or direct or indirect applications to other relating technical fields should also fall within the patent protection scope of the utility model.

Claims (10)

C 1 a i m s
1. An automatic side door opening and closing system for an automobile, comprising an automobile ECU (50), a door lock (20), a side door opening and closing device (10), a detection module (30) and a trigger device (40), wherein the door lock, the side door opening and closing device, the detection module and the trigger device are connected to the automobile ECU; the detection module is installed on an outer plate of a side door; the side door opening and closing device has an end arranged in the side door and an end connected to an automobile body; and the automobile ECU receives signals from the detection module and/or the trigger device to control the door lock and the side door opening and closing o device to act.
2. The automatic side door opening and closing system for an automobile according to Claim 1, wherein the side door opening and closing device comprises a gearbox (1), a screw rod (2), a nut (3) and a driving unit (4), wherein the driving unit is connected to the gearbox, the nut is disposed around the screw rod, and the screw rod has an end fixedly connected to the automobile body and an end penetrating through the gearbox to enable the nut around the screw rod to be located in the gearbox; a gear drive mechanism is arranged in the gearbox, and the driving unit is connected to the nut through the gear drive mechanism; and the gearbox and the driving unit are mounted in the side door, and the driving unit drives the nut to rotate by means of the gear drive mechanism so as to drive the screw rod to reciprocate forwards and backwards to push the side door to be opened or closed with respect to the automobile body.
3. The automatic side door opening and closing system for an automobile according to Claim 2, wherein the gear drive mechanism comprises a gear, the gear has a central hole and is disposed around the nut, an engaging structure is arranged between the gear and the nut, the gear drives the nut to rotate so as to drive the screw rod to move forwards or backwards, and when moving forwards or backwards, the screw rod is able to circumferentially swing by means of the
C 1 a i m s
engaging structure.
4. The automatic side door opening and closing system for an automobile according to Claim 3, wherein the engaging structure is specifically as follows: a protrusion is arranged on one of the gear and the nut, a groove is formed in the other one of the gear and the nut, a tail end of the protrusion is located in the groove, and when the gear rotates, the protrusion is clamped in the groove, so that the nut is driven to rotate.
5. The automatic side door opening and closing system for an automobile according to Claim 3, wherein the engaging structure comprises an elastic body o which is arranged between the gear and the nut, and the gear drives the nut to rotate by means of the elastic body.
6. The automatic side door opening and closing system for an automobile according to Claim 3, wherein the engaging structure comprises a plurality of springs, which are uniformly arranged in a circumferential direction of an inner wall of the central hole of the gear and are located between the gear and the nut.
7. The automatic side door opening and closing system for an automobile according to Claim 3, wherein the gear is a spur gear, a worm gear, or a bevel gear.
8. The automatic side door opening and closing system for an automobile according to Claim 2, wherein the driving unit comprises a driving motor.
9. The automatic side door opening and closing system for an automobile according to Claim 2, wherein a clutch (15) is arranged between the driving unit and the gearbox.
10. The automatic side door opening and closing system for an automobile according to Claim 2, wherein the nut is a ball nut or a cylindrical nut.
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 1
FIG. 2
1/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 3
FIG. 4
2/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 5
FIG. 6
3/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 7
FIG. 8
4/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 9
FIG. 10
5/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 11
FIG. 12
6/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 13
FIG. 14
7/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 15
FIG. 16
8/9
D r a w i n g s A t t a c h e d t o t h e S p e c i f i c a t i o n 18 Apr 2020 2020101039
FIG. 17
FIG. 18
9/9
AU2020101039A 2019-08-28 2020-04-18 Automatic side door opening and closing system for automobiles Ceased AU2020101039A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201921406520.7U CN210798616U (en) 2019-08-28 2019-08-28 Automatic side door opening and closing system of automobile
CN201921406520.7 2019-08-28

Publications (1)

Publication Number Publication Date
AU2020101039A4 true AU2020101039A4 (en) 2020-07-23

Family

ID=71239958

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020101039A Ceased AU2020101039A4 (en) 2019-08-28 2020-04-18 Automatic side door opening and closing system for automobiles

Country Status (3)

Country Link
CN (1) CN210798616U (en)
AU (1) AU2020101039A4 (en)
WO (1) WO2021036288A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112406780A (en) * 2020-11-20 2021-02-26 广州橙行智动汽车科技有限公司 Vehicle door control method, control device, vehicle and storage medium
CN113565377A (en) * 2021-08-11 2021-10-29 瑞昂汽车部件(苏州)有限公司 Electric vehicle door limiter

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016218226A1 (en) * 2016-09-22 2018-03-22 Stabilus Gmbh locking device
US10655378B2 (en) * 2017-02-07 2020-05-19 Magna Closures Inc. Power side door actuator with rotating drive nut
CN108561034A (en) * 2018-03-26 2018-09-21 北京汽车股份有限公司 Door device and vehicle
CN109252782B (en) * 2018-11-07 2024-04-12 广东东箭汽车科技股份有限公司 Nut screw type automatic door opening and closing mechanism, automobile automatic door and automobile

Also Published As

Publication number Publication date
CN210798616U (en) 2020-06-19
WO2021036288A1 (en) 2021-03-04

Similar Documents

Publication Publication Date Title
AU2020101039A4 (en) Automatic side door opening and closing system for automobiles
US20180258682A1 (en) Power swing door drive actuator
US8245549B2 (en) Tamperproof power tailgate lock
KR20200063169A (en) Electric double inner swing door and inner swing door driving device
CA2454818A1 (en) Post-removable construction of a door lock device
CN107514192B (en) Passive unlocking device for rail vehicle sliding door system
CN105332574A (en) Electric control automobile door handle system, automobile door opening and locking method and automobile
CN202806582U (en) Car electric retractable lateral pedal
CN112065206A (en) Fixed wing unmanned aerial vehicle task hatch door drive control system
AU2020101050A4 (en) Electrical opening and closing device for automobile side door and automobile with same
CN212313249U (en) Vehicle door opening delay device
CN212837303U (en) Driving mechanism assembly of electric sliding door
US5114197A (en) Mechanism designed to ensure that actuators for automatically locking and unlocking automobile doors have no load at the end of their movement run
CN107700978B (en) Front door lock body
CN109532430B (en) Automobile door and automobile
CN112443230A (en) Automatic side door opening and closing system of automobile
CN201050268Y (en) Electric sliding door system for automobile
CN217106624U (en) Electrically controlled limiter for electric door
KR102358112B1 (en) open system type of scissor door and regular door
CN115354924A (en) Automatic opening and closing system for automobile door and control method thereof
CN110130772B (en) Electric single-open outward swinging door
CN201472111U (en) Vehicle escape window
CN110593702B (en) Automobile glove box door/cover actuator
CN114278185A (en) Automatic opening and closing side opening door structure driven by electric stay bar
CN210049735U (en) Active hood hinge mechanism, hinge system and vehicle

Legal Events

Date Code Title Description
FGI Letters patent sealed or granted (innovation patent)
MK22 Patent ceased section 143a(d), or expired - non payment of renewal fee or expiry