CN210798616U - Automatic side door opening and closing system of automobile - Google Patents

Automatic side door opening and closing system of automobile Download PDF

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Publication number
CN210798616U
CN210798616U CN201921406520.7U CN201921406520U CN210798616U CN 210798616 U CN210798616 U CN 210798616U CN 201921406520 U CN201921406520 U CN 201921406520U CN 210798616 U CN210798616 U CN 210798616U
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CN
China
Prior art keywords
side door
gear
nut
door opening
closing system
Prior art date
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Active
Application number
CN201921406520.7U
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Chinese (zh)
Inventor
何佩磊
杨来福
叶长山
邹书洋
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.)
Wuhu Ruizhian Automobile Technology Co ltd
Original Assignee
Kunshan Ruiweijing Automotive 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 Automotive Technology Co ltd filed Critical Kunshan Ruiweijing Automotive Technology Co ltd
Priority to CN201921406520.7U priority Critical patent/CN210798616U/en
Priority to PCT/CN2020/085455 priority patent/WO2021036288A1/en
Priority to AU2020101039A priority patent/AU2020101039A4/en
Application granted granted Critical
Publication of CN210798616U publication Critical patent/CN210798616U/en
Active legal-status Critical Current
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    • 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

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

Abstract

The utility model discloses an automatic side door opening and closing system of an automobile, which comprises a vehicle-mounted 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 with the vehicle-mounted ECU; the detection module is mounted on an outer side plate of the vehicle door; the side door opening and closing device is arranged in the side door and is connected with the side door and the vehicle body; and the vehicle-mounted ECU receives signals of the detection module and the trigger device to control the door lock and the side door opening and closing device to act. The utility model provides a car automatic side door system realizes that the automation of door is opened and is closed, and has external environment's monitor function, runs into pedestrian or barrier when can avoid opening the door, improves the safety in utilization of car.

Description

Automatic side door opening and closing system of automobile
Technical Field
The utility model belongs to the technical field of the car automatically-controlled door, in particular to car automatic side door switching system.
Background
With the continuous development and progress of the automobile industry, the utilization rate and the demand of automobiles are continuously increased, and therefore, the convenience and the safety of automobiles are more and more concerned by all people. Most of traditional automobile side doors can only be opened and closed manually, and the use convenience is lower. Most of mechanisms capable of realizing automatic opening and closing of the side door are complex in structure and large in occupied space, and the original automobile side door needs to be greatly changed, so that the universality is low, and the development of the automobile automatic door is limited.
Furthermore, for most of the vehicles in common, there is a safety risk: after the automobile stops, the passenger opens the door and gets off the automobile, but under many circumstances the passenger forgets to observe the surrounding environment and directly opens the side door and get off the automobile, and the pedestrian or other obstacles are easily hit when the side door is opened. In bad weather such as rainy days, the accident of colliding with the pedestrian is easy to happen when the side door is opened under the condition that the outside cannot be seen clearly in the vehicle, and unnecessary damage is caused.
SUMMERY OF THE UTILITY MODEL
The utility model mainly solves the technical problem of providing an automatic side door opening and closing system of an automobile, which realizes the automatic opening and closing of the side door, has the monitoring function of external environment, can avoid touching pedestrians or barriers when opening the side door, and improves the use safety of the automobile.
In order to solve the technical problem, the utility model discloses a technical scheme be: an automatic side door opening and closing system of an automobile comprises a vehicle-mounted 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 with the vehicle-mounted ECU; the detection module is arranged on an outer side plate of the 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 with the vehicle body; and the vehicle-mounted ECU receives signals of the detection 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 gear box, a screw rod, a nut and a driving unit, wherein the driving unit is connected with the gear box, the nut is sleeved on the periphery of the screw rod, one end of the screw rod is fixedly connected with the vehicle body, the other end of the screw rod penetrates through the gear box, and the nut on the periphery of the screw rod is positioned in the gear box; a gear transmission mechanism is arranged in the gear box, and the driving unit is connected with the nut through the gear transmission mechanism; the gear box with the drive unit all installs in the side door, the drive unit passes through gear drive mechanism drive the nut is rotatory, in order to drive the lead screw is sharp reciprocating motion, and then promotes the side door is relative the automobile body is opened or is closed.
The gear transmission mechanism comprises a gear, the gear is provided with a central hole, the gear is sleeved on the periphery of the nut, an engagement 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 back and forth, and the engagement structure enables the screw rod to swing circumferentially when moving back and forth.
Further, the engagement structure may be specifically: one of the gear and the nut is provided with a bulge, the other one of the gear and the nut is provided with a groove, the tail end of the bulge is positioned in the groove, and the groove is clamped by the bulge when the gear rotates, so that the nut is driven to rotate.
Further, it may be that the engagement structure includes an elastic body, the elastic body is disposed between the gear and the nut, and the gear drives the nut to rotate through the elastic body.
Further, the meshing structure comprises a plurality of springs, and the springs are uniformly arranged along the circumferential direction of the inner wall of the central hole of the gear and are arranged between the gear and the nut.
Further, the gear is a spur gear, a worm gear or a helical gear.
Further, the driving unit includes a driving motor.
Further, a clutch is arranged between the drive unit and the gear box.
Further, the nut is a ball nut or a cylindrical nut.
The utility model has the advantages that:
the utility model discloses after on-vehicle ECU received the signal of opening the door that trigger device sent, transmit this signal to the lock immediately, the automatic unblock of lock, the side door headstock gear begins the action after the automatic unblock of lock and opens the side door, the detection module responds to the outside environment of side door and conveys environmental information to on-vehicle ECU simultaneously, if the detection module monitors there is barrier or pedestrian and transmits this signal to on-vehicle ECU, on-vehicle ECU controls the side door headstock gear immediately and stops the action, wait pedestrian or barrier clear away, after on-vehicle ECU can not receive the signal that has pedestrian or barrier, the side door headstock gear continues to open the side door to full-open; when the vehicle-mounted ECU receives a door closing signal sent by the trigger device, the side door opening and closing device acts to close the side door, and after the door is completely closed, the door lock is locked; the utility model realizes the automatic opening and closing of the side door, has the monitoring function of the external environment, can avoid touching pedestrians or barriers when opening the side door, and improves the use safety of the automobile;
preferably, the side door opening and closing device of the utility model drives the nut to rotate through the gear transmission mechanism by the driving unit so as to drive the screw rod to do linear reciprocating motion, thereby replacing the traditional limiter and realizing the electric opening or closing of the side door of the automobile; the screw rod has circumferential swing when moving back and forth through the meshing structure, flexible transmission is realized, the transmission is stable, and jamming cannot occur; and the side door opening and closing device has compact integral structure and small occupied space, and is suitable for most automobiles.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a schematic structural view of a side door opening and closing device of the present invention (worm gear/helical gear worm transmission);
FIG. 3 is a second schematic structural view (worm gear/helical gear worm transmission) of the side door opening and closing device of the present invention;
FIG. 4 is a combination diagram of the lead screw, nut and worm gear of the present invention (worm gear/helical gear worm drive);
FIG. 5 is an enlarged view of A1 in FIG. 3 (worm gear/bevel gear worm drive);
fig. 6 is an exploded view of the lead screw, nut and worm gear of the present invention (worm wheel/helical gear worm drive);
FIG. 7 is a cross-sectional view of the screw, ball nut and worm gear combination of the present invention (worm gear/helical gear worm drive);
FIG. 8 is a cross-sectional view of the screw, cylindrical nut and worm wheel combination of the present invention (worm wheel/helical gear worm drive)
FIG. 9 is a third schematic structural view of the side door opening and closing device of the present invention (worm gear/helical gear worm transmission, driving unit connected with clutch);
fig. 10 is a fourth schematic structural view (gear transmission mechanism) of the side door opening and closing device of the present invention;
fig. 11 is a schematic structural view of a side door opening and closing device of the present invention (gear transmission mechanism);
fig. 12 is a combination diagram (gear transmission mechanism) of the screw rod, the nut and the spur gear of the present invention;
fig. 13 is an enlarged view of a2 in fig. 12 (gear transmission mechanism);
fig. 14 is an exploded view of a screw, nut and spur gear (gear drive) of the present invention;
fig. 15 is a cross-sectional view (gear transmission) of the combination of the lead screw, the ball nut and the spur gear of the present invention;
fig. 16 is a cross-sectional view (geared) of the screw, cylindrical nut and spur gear combination of the present invention;
fig. 17 is a fifth schematic structural view of the side door opening and closing device of the present invention (the gear transmission mechanism, the driving unit is connected with the clutch);
fig. 18 is a sixth schematic structural view of the side door opening and closing device of the present invention (the gear transmission mechanism, the driving unit is connected with the clutch);
the parts in the drawings are marked as follows:
the side door opening and closing device comprises a side door opening and closing device 10, a gear box 1, a screw rod 2, a buffer block 21, a nut 3, a driving unit 4, a support 5, a mounting plate 6, a worm wheel 7, a worm 8, a groove 9, a protrusion 10, a driving gear 11, a straight gear 12, a clutch 15, a driving part 151, a driven part 152, a driving shaft 153, a gap 16, a door lock 20, a detection module 30, a triggering device 40 and an on-vehicle ECU 50.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example 1: an automatic side door opening and closing system of an automobile is shown in fig. 1-7 and comprises a vehicle-mounted ECU50, 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 with the vehicle-mounted ECU; the detection module is arranged on an outer side plate of the 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 with the vehicle body; and the vehicle-mounted ECU receives signals of the detection 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 gear box 1, a screw rod 2, a nut 3 and a driving unit 4, wherein the driving unit is connected with the gear box, the nut is sleeved on the periphery of the screw rod, one end of the screw rod is fixedly connected with a vehicle body through a bracket 5, and the other end of the screw rod penetrates through the gear box and enables the nut on the periphery of the screw rod to be positioned in the gear box; a gear transmission mechanism is arranged in the gear box, and the driving unit is connected with the nut through the gear transmission mechanism; the gear box with drive unit all installs in the side door through mounting panel 6, drive unit passes through gear drive the nut is rotatory, in order to drive reciprocating motion is done to the lead screw, and then promotes the side door is relative the automobile body is opened or is closed.
The driving unit includes a driving motor.
The driving motor is connected with a planetary gear box.
The detection device is a radar sensing device or an infrared sensing device.
The gear transmission mechanism comprises a worm wheel 7 and a worm 8, the worm is connected to an output shaft of the driving motor, the worm wheel is provided with a central hole, the nut is arranged in the central hole of the worm wheel, an engagement structure is arranged between the nut and the worm wheel, the worm wheel drives the nut to rotate so as to drive the screw rod to move back and forth, and the engagement structure enables the screw rod to swing circumferentially when moving back and forth.
The occlusion structure specifically comprises: the nut is a ball nut, the spherical surface of the ball nut is provided with a groove 9 along the moving direction of the lead screw, the inner wall of the central hole of the worm wheel is provided with a protrusion 10 extending towards the center, the protrusion is meshed with the groove, the tail end of the protrusion is positioned in the groove, and the groove is clamped by the protrusion when the worm wheel rotates, so that the nut is driven to rotate.
Example 2: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 1 in structure, and is different in that the nut is a ball nut, a protrusion is arranged on the spherical surface of the ball nut, a groove in the moving direction of a screw rod is arranged on the inner wall of a center hole of a worm wheel, the protrusion is meshed with the groove, the tail end of the protrusion is located in the groove, and the groove is clamped by the protrusion when the worm wheel rotates, so that the nut is driven to rotate.
Example 3: an opening and closing system of an automatic side door of an automobile is basically the same as that of the embodiment 1 as shown in fig. 8, and is different in that the engaging structure is a cylindrical nut, a groove along the moving direction of a screw rod is formed in the surface of the cylindrical nut, a protrusion extending towards the center is arranged on the inner wall of a central hole of a worm wheel, the protrusion 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.
The opening and closing system of the automatic side door of the automobile is basically the same as that of the opening and closing system of the automatic side door of the automobile in structure as in embodiment 1, and is different in that the engaging structure is a cylindrical nut, a protrusion is arranged on the surface of the cylindrical nut, a groove in the moving direction of a screw rod is arranged on the inner wall of a central hole of a worm wheel, 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 5 an automatic side door opening and closing system of an automobile is basically the same as the structure of embodiment 1, and is different in that the meshing structure comprises an elastic body, the elastic body is arranged between a worm wheel and a nut, and the worm wheel drives the nut to rotate through the elastic body; the elastic body may be a silicone body, a rubber body, or the like, but is not limited thereto.
The embodiment 6 is an automatic side door opening and closing system of an automobile, which is basically the same as the structure of the embodiment 1, and is different in that the meshing structure comprises a plurality of springs, and the springs are uniformly arranged along the circumferential direction of the inner wall of the central hole of the worm gear and are arranged between the worm gear and the nut.
And two ends of the spring are respectively fixedly connected with the worm wheel and the nut.
A gear set can be arranged between the worm wheel and the worm in the embodiments 1 to 6.
The worm wheel described in examples 1 to 6 may be replaced with a helical gear.
Example 7: an automatic side door opening and closing system of an automobile is shown in fig. 10-15 and comprises a vehicle-mounted ECU50, 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 with the vehicle-mounted ECU; the detection module is arranged on an outer side plate of the 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 with the vehicle body; and the vehicle-mounted ECU receives signals of the detection 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 gear box 1, a screw rod 2, a nut 3 and a driving unit 4, wherein the driving unit is connected with the gear box, the nut is sleeved on the periphery of the screw rod, one end of the screw rod is fixedly connected with a vehicle body through a bracket 5, and the other end of the screw rod penetrates through the gear box and enables the nut on the periphery of the screw rod to be positioned in the gear box; a gear transmission mechanism is arranged in the gear box, and the driving unit is connected with the nut through the gear transmission mechanism; the gear box with drive unit all installs in the side door through mounting panel 6, drive unit passes through gear drive the nut is rotatory, in order to drive reciprocating motion is done to the lead screw, and then promotes the side door is relative the automobile body is opened or is closed.
The driving unit includes a driving motor.
The driving motor is connected with a planetary gear box.
Gear drive includes drive gear 11 and straight-teeth gear 12, drive gear connects in driving motor's output shaft, the straight-teeth gear has the centre bore, the nut is located the centre bore of straight-teeth gear in and with the straight-teeth gear between be equipped with the interlock structure, thereby the straight-teeth gear drives the rotatory drive lead screw back-and-forth movement of nut, thereby the interlock structure can circumferential direction swing when making the lead screw back-and-forth movement.
The occlusion structure specifically comprises: the nut is ball nut, ball nut's sphere is equipped with along lead screw moving direction's recess 9, the inner wall of the centre bore of straight-teeth gear is equipped with the arch 10 that extends to the center, protruding with the recess interlock mutually, bellied end is located the recess, thereby it is rotatory to block the recess through the arch when the straight-teeth gear is rotatory to drive the nut.
The automatic side door opening and closing system for the automobile is basically the same as that of the automatic side door opening and closing system of the automobile in structure as in embodiment 7, and is different in that the engaging structure is that the nut is a ball nut, a protrusion is arranged on the spherical surface of the ball nut, a groove in the moving direction of the screw rod is arranged on the inner wall of a center hole of the straight gear, the protrusion is engaged with the groove, the tail end of the protrusion is located in the groove, and the groove is clamped by the protrusion when the straight gear rotates, so that the nut is driven to rotate.
Embodiment 9 an automobile automatic side door opening and closing system is basically the same as the structure of embodiment 7 as shown in fig. 16, except that the engaging structure is a cylindrical nut, a groove is formed in the surface of the cylindrical nut along the moving direction of a screw rod, a protrusion extending towards the center is arranged on the inner wall of a central hole of a spur gear, 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.
The structure of the opening and closing system of the automatic side door of the automobile is basically the same as that of the opening and closing system of the automatic side door of the automobile in embodiment 7, the difference is that the engaging structure is a cylindrical nut, a protrusion is arranged on the surface of the cylindrical nut, a groove 121 in the moving direction of a screw rod is arranged on the inner wall of a center hole of the straight gear, 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 is an automatic side door opening and closing system of an automobile, which has basically the same structure as that of embodiment 7, except that the meshing structure comprises an elastic body, the elastic body is arranged between a spur gear and a nut, and the spur gear drives the nut to rotate through the elastic body; the elastic body may be a silicone body, a rubber body, or the like, but is not limited thereto.
The embodiment 12 is an automatic side door opening and closing system of an automobile, and the automatic side door opening and closing system is basically the same as the automatic side door opening and closing system of the automobile in structure of the embodiment 7, and is different in that the meshing structure comprises a plurality of springs which are uniformly arranged along the circumferential direction of the inner wall of the central hole of the gear and are arranged between the spur gear and the nut.
And two ends of the spring are respectively and fixedly connected with the straight gear and the nut.
A gear set is also provided between the drive gear and the spur gear in examples 7-12.
Example 13: an automobile automatic side door opening and closing system is basically the same as the structure of the embodiment 1 as shown in fig. 9, and is different in that a clutch 15 is arranged between a driving motor and a gear box, the clutch comprises a driving part 151 and a driven part 152, the driven part is connected with a driving shaft 153, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a worm.
Example 14: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 2 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a worm.
Example 15: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 3 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a worm.
Example 16: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 4 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a worm.
Example 17: the opening and closing system of the automatic side door of the automobile is basically the same as the structure of the embodiment 5, and is different in that a clutch 15 is arranged between a driving motor and a gear box, the clutch comprises a driving part 151 and a driven part 152, the driven part is connected with a driving shaft 153, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a worm.
Example 18: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 6 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a worm.
The worm wheel described in example 13-example 18 can be replaced with a helical gear.
Example 19: an opening and closing system of an automatic side door of an automobile is basically the same as that of the embodiment 7 in structure as shown in figures 17-18, and is different in that a clutch is arranged between a driving motor and a gear box, the clutch comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a driving gear.
Example 20: the opening and closing system of the automatic side door of the automobile is basically the same as the structure of the embodiment 8, and is different in that a clutch is arranged between a driving motor and a gear box, the clutch comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a driving gear.
Example 21: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 9 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a driving gear.
Example 22: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 10 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a driving gear.
Example 23: the opening and closing system of the automatic side door of the automobile is basically the same as that of the embodiment 11 in structure, and is different in that a clutch is arranged between a driving motor and a gear box and comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a driving gear.
Example 24: the opening and closing system of the automatic side door of the automobile is basically the same as the structure of the embodiment 12, and is different in that a clutch is arranged between a driving motor and a gear box, the clutch comprises a driving part and a driven part, the driven part is connected with a driving shaft, an output shaft of the driving motor is connected with the driving part of the clutch, and the driving shaft of the clutch is connected with a driving gear.
Examples 1-24 the free end of the screw is provided with a bump stop (21) that prevents the screw from disengaging the gear box and limiting.
Examples 1-24 the trigger device is a key trigger, a button trigger, or a voice wake-up trigger.
Examples 1-24 the button trigger device described in examples 24 is provided in a side door or a vehicle body.
Embodiment 1-embodiment 24 the voice wake-up trigger device is arranged on a side door or a vehicle body.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.

Claims (10)

1. The utility model provides an automatic side door opening and closing system of car which characterized in that: the system comprises a vehicle-mounted ECU (electronic control unit) (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 with the vehicle-mounted ECU; the detection module is arranged on an outer side plate of the 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 with the vehicle body; and the vehicle-mounted ECU receives signals of the detection module and/or the trigger device to control the door lock and the side door opening and closing device to act.
2. The automatic side door opening and closing system for an automobile according to claim 1, characterized in that: the side door opening and closing device comprises a gear box (1), a screw rod (2), a nut (3) and a driving unit (4), wherein the driving unit is connected with the gear box, the nut is sleeved on the periphery of the screw rod, one end of the screw rod is fixedly connected with a vehicle body, the other end of the screw rod penetrates through the gear box, and the nut on the periphery of the screw rod is positioned in the gear box; a gear transmission mechanism is arranged in the gear box, and the driving unit is connected with the nut through the gear transmission mechanism; the gear box with the drive unit all installs in the side door, the drive unit passes through gear drive mechanism drive the nut is rotatory, in order to drive the lead screw is sharp reciprocating motion, and then promotes the side door is relative the automobile body is opened or is closed.
3. The automatic side door opening and closing system for an automobile according to claim 2, characterized in that: the gear transmission mechanism comprises a gear, the gear is provided with a central hole, the gear is sleeved on the periphery of the nut, an engagement 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 back and forth, and the engagement structure enables the screw rod to swing circumferentially when moving back and forth.
4. The automatic side door opening and closing system for an automobile according to claim 3, wherein: the occlusion structure is specifically as follows: one of the gear and the nut is provided with a bulge, the other one of the gear and the nut is provided with a groove, the tail end of the bulge is positioned in the groove, and the groove is clamped by the bulge when the gear rotates, 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 meshing structure comprises an elastic body, the elastic body is arranged between the gear and the nut, and the gear drives the nut to rotate through the elastic body.
6. The automatic side door opening and closing system for an automobile according to claim 3, wherein: the meshing structure comprises a plurality of springs which are uniformly arranged along the circumferential direction of the inner wall of the central hole of the gear and are arranged 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 straight gear, a worm gear or a helical gear.
8. The automatic side door opening and closing system for an automobile according to claim 2, characterized in that: the driving unit includes a driving motor.
9. The automatic side door opening and closing system for a vehicle according to claim 2, wherein: a clutch (15) is arranged between the drive unit and the gearbox.
10. The automatic side door opening and closing system for a vehicle according to claim 2, wherein: the nut is a ball nut or a cylindrical nut.
CN201921406520.7U 2019-08-28 2019-08-28 Automatic side door opening and closing system of automobile Active CN210798616U (en)

Priority Applications (3)

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
PCT/CN2020/085455 WO2021036288A1 (en) 2019-08-28 2020-04-18 Automatic automobile side door opening and closing system
AU2020101039A AU2020101039A4 (en) 2019-08-28 2020-04-18 Automatic side door opening and closing system for automobiles

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CN210798616U true CN210798616U (en) 2020-06-19

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Family Applications (1)

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

Country Status (3)

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

Cited By (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

Cited By (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

Also Published As

Publication number Publication date
AU2020101039A4 (en) 2020-07-23
WO2021036288A1 (en) 2021-03-04

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