WO2021036288A1 - 汽车自动侧门开闭*** - Google Patents

汽车自动侧门开闭*** Download PDF

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Publication number
WO2021036288A1
WO2021036288A1 PCT/CN2020/085455 CN2020085455W WO2021036288A1 WO 2021036288 A1 WO2021036288 A1 WO 2021036288A1 CN 2020085455 W CN2020085455 W CN 2020085455W WO 2021036288 A1 WO2021036288 A1 WO 2021036288A1
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WO
WIPO (PCT)
Prior art keywords
side door
gear
nut
door opening
closing system
Prior art date
Application number
PCT/CN2020/085455
Other languages
English (en)
French (fr)
Inventor
何佩磊
杨来福
叶长山
邹书洋
Original Assignee
昆山睿唯景汽车科技有限公司
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 昆山睿唯景汽车科技有限公司 filed Critical 昆山睿唯景汽车科技有限公司
Publication of WO2021036288A1 publication Critical patent/WO2021036288A1/zh

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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

Definitions

  • the utility model belongs to the technical field of automobile automatic doors, and particularly relates to an automobile automatic side door opening and closing system.
  • the main technical problem solved by the utility model is to provide an automatic side door opening and closing system of a car, which realizes the automatic opening and closing of the side door, and has the monitoring function of the external environment, which can avoid pedestrians or obstacles when opening the side door, and improve the car The safety of use.
  • an automatic side door opening and closing system of an automobile including a vehicle-mounted ECU, a door lock, a side door opening and closing device, a detection module and a trigger device, the door lock, the The side door opening and closing device, the detection module and the trigger device are connected to the vehicle ECU; the detection module is installed on the outer side panel of the side door; one end of the side door opening and closing device is set in the side door, and the other end is connected to the vehicle body; The vehicle-mounted ECU receives signals from the detection module and/or the trigger device to control the actions of the door lock and the side door opening and closing device.
  • the side door opening and closing device includes a gear box, a screw rod, a nut, and a driving unit, the driving unit is connected to the gear box, the nut is sleeved on the outer circumference of the screw rod, and one end of the screw rod is fixed to the vehicle body
  • the nut which is connected with the other end through the gear box and makes the outer circumference thereof, is located in the gear box;
  • the gear box is provided with a gear transmission mechanism, and the drive unit is connected to the nut through the gear transmission mechanism;
  • the gear box and the drive The units are installed in the side door, and the drive unit drives the nut to rotate through a gear transmission mechanism to drive the screw rod to make a linear reciprocating movement, thereby pushing the side door to open or close relative to the vehicle body.
  • the gear transmission mechanism includes a gear, the gear has a central hole, the gear is sleeved on the outer circumference of the nut and an engagement structure is provided between the nut, and the gear drives the nut to rotate to drive the screw rod Moving forward and backward, the occlusal structure enables the screw rod to swing in a circumferential direction when moving forward and backward.
  • the occlusal structure is specifically: one of the gear and the nut is provided with a protrusion, the other is provided with a groove, the end of the protrusion is located in the groove, and the When the gear rotates, the groove is clamped by the protrusion to drive the nut to rotate.
  • the engagement structure includes 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.
  • the biting structure includes a plurality of springs, and the plurality of springs are evenly arranged along the circumferential direction of the inner wall of the gear center hole and arranged between the gear and the nut.
  • gears are spur gears, worm gears or helical gears.
  • the driving unit includes a driving motor.
  • a clutch is provided between the drive unit and the gear box.
  • the nut is a ball nut or a cylindrical nut.
  • the utility model transmits the signal to the door lock immediately after the vehicle-mounted ECU receives the door opening signal from the trigger device, the door lock is automatically unlocked, and the side door opening and closing device starts to open the side door after the door lock is automatically unlocked, and the detection module senses the side door at the same time
  • the outside environment and the environmental information is transmitted to the vehicle-mounted ECU.
  • the vehicle-mounted ECU immediately controls the side door opening and closing device to stop, and waits for the pedestrian or obstacle to be cleared, and the vehicle-mounted ECU After not receiving the signal of pedestrian or obstacle, the side door opening and closing device continues to open the side door to fully open; this utility model when the vehicle-mounted ECU receives the door closing signal from the trigger device, the side door opening and closing device acts to close the side door and waits for it to be fully closed After that, the door lock is locked; the utility model realizes the automatic opening and closing of the side door, and has the monitoring function of the external environment, can avoid pedestrians or obstacles when opening the side door, and improve the safety of the car.
  • the drive unit drives the nut to rotate through the gear transmission mechanism to drive the screw rod to make a linear reciprocating motion, replacing the traditional stopper, and realize the electric opening or closing of the side door of the automobile;
  • the screw rod has a circumferential swing when moving back and forth, realizing flexible transmission, smooth transmission and no jamming; and
  • the side door opening and closing device has a compact overall structure and a small space occupation, which is suitable for most cars.
  • Figure 1 is a schematic diagram of the principle of the utility model
  • Figure 2 is the first structural diagram of the side door opening and closing device of the utility model (worm gear/helical gear worm drive);
  • Figure 3 is the second structural diagram of the side door opening and closing device of the utility model (worm gear/helical gear worm drive);
  • Figure 4 is a combined diagram of the screw, nut and worm gear of the utility model (worm gear/helical gear worm drive);
  • Figure 5 is an enlarged view of A1 in Figure 3 (worm gear/helical gear worm drive);
  • Figure 6 is an exploded view of the screw, nut and worm gear of the utility model (worm gear/helical gear worm drive);
  • Figure 7 is a cross-sectional view of the combination of the screw, ball nut and worm gear of the utility model (worm gear/helical gear worm drive);
  • Figure 8 is a cross-sectional view of the combination of the screw, cylindrical nut and worm gear of the utility model (worm gear/helical gear worm drive)
  • Figure 9 is the third structural diagram of the side door opening and closing device of the utility model (worm gear/helical gear worm transmission, the drive unit is connected with a clutch);
  • Figure 10 is the fourth structural diagram of the side door opening and closing device of the utility model (gear drive mechanism);
  • Figure 11 is the fifth structural diagram of the side door opening and closing device of the utility model (gear drive mechanism).
  • Figure 12 is a combination diagram of the screw rod, nut and spur gear of the utility model (gear drive mechanism);
  • Figure 13 is an enlarged view of A2 in Figure 12 (gear drive mechanism);
  • Figure 14 is an exploded view of the screw rod, nut and spur gear of the utility model (gear drive mechanism);
  • Figure 15 is a cross-sectional view of the combination of the screw, ball nut and spur gear of the utility model (gear drive mechanism);
  • Figure 16 is a cross-sectional view of the combination of the screw rod, cylindrical nut and spur gear of the utility model (gear transmission
  • Figure 17 is the fifth structural diagram of the side door opening and closing device of the utility model (gear transmission mechanism, the drive unit is connected with a clutch);
  • Figure 18 is a schematic view 6 of the structure of the side door opening and closing device of the utility model (gear transmission mechanism, the drive unit is connected with a clutch);
  • Embodiment 1 An automobile automatic side door opening and closing system, as shown in Figures 1-7, includes a vehicle-mounted ECU 50, a door lock 20, a side door opening and closing device 10, a detection module 30, and a trigger device 40.
  • the side door opening and closing device, the detection module and the trigger device are connected to the vehicle ECU; the detection module is installed on the outer side panel of the side door; one end of the side door opening and closing device is set in the side door, and the other end is connected to the vehicle body ;
  • the vehicle-mounted ECU receives signals from the detection module and/or the trigger device to control the action of the door lock and side door opening and closing device.
  • the side door opening and closing device includes a gear box 1, a screw rod 2, a nut 3, and a driving unit 4.
  • the driving unit is connected to the gear box, the nut is sleeved on the outer circumference of the screw rod, and one end of the screw rod passes through a bracket 5.
  • the nut is fixedly connected to the vehicle body, and the other end penetrates the gear box and makes the outer circumference of the nut located in the gear box;
  • the gear box is provided with a gear transmission mechanism, and the drive unit is connected to the nut through the gear transmission mechanism;
  • the gear box and The driving unit is installed in the side door through the mounting plate 6, and the driving unit drives the nut to rotate through a gear transmission mechanism to drive the screw rod to reciprocate back and forth, thereby pushing the side door to open or open relative to the vehicle body. shut down.
  • the driving unit includes a driving motor.
  • the driving motor is connected with a planetary gear box.
  • the detection device is a radar sensor device or an infrared sensor device.
  • the gear transmission mechanism includes a worm wheel 7 and a worm 8, the worm is connected to the output shaft of the drive motor, the worm wheel has a central hole, and the nut is arranged in the central hole of the worm wheel and is arranged between the worm wheel There is an occlusal structure, the worm wheel drives the nut to rotate to drive the screw rod to move forward and backward, and the occlusal structure enables the screw rod to swing circumferentially when it moves back and forth.
  • the occlusal structure is specifically: 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 screw, and the inner wall of the central hole of the worm wheel is provided with a protrusion extending toward the center 10.
  • the protrusion engages with the groove, and the end of the protrusion is located in the groove.
  • Embodiment 2 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 1.
  • the occlusal structure is specifically that the nut is a ball nut, and the spherical surface of the ball nut is provided with a convex
  • the inner wall of the central hole of the worm wheel is provided with a groove along the moving direction of the screw, the protrusion is engaged with the groove, the end of the protrusion is located in the groove, and the worm wheel passes through when it rotates.
  • the protrusion catches the groove and drives the nut to rotate.
  • Embodiment 3 An automobile automatic side door opening and closing system, as shown in FIG. 8, is basically the same in structure as Embodiment 1, except that: the bite structure is specifically that the nut is a cylindrical nut, and the cylindrical nut The surface of the nut is provided with a groove along the moving direction of the screw, the inner wall of the central hole of the worm wheel is provided with a protrusion extending toward the center, the protrusion is engaged with the groove, and the end of the protrusion is located at In the groove, there is a gap 16 between the protrusion and the bottom surface of the groove.
  • Embodiment 4 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 1.
  • the occlusal structure is specifically that the nut is a cylindrical nut, and the surface of the cylindrical nut is provided with a convex
  • the inner wall of the central hole of the worm wheel is provided with a groove along the moving direction of the screw, the protrusion is engaged with the groove, the end of the protrusion is located in the groove, and the protrusion is in contact with the groove. There is a gap between the bottom surfaces of the grooves.
  • Embodiment 5 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 1.
  • the occlusal structure includes an elastic body, the elastic body is arranged between the worm wheel and the nut, and the worm wheel passes through The elastic body drives the nut to rotate;
  • the elastic body can be a silicone body or a rubber body, but is not limited to this.
  • Example 6 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Example 1.
  • the difference is that the snap-in structure includes a plurality of springs.
  • the springs are evenly arranged along the circumferential direction of the inner wall of the central hole of the worm wheel and are arranged in Between the worm gear and the nut.
  • the two ends of the spring are respectively fixedly connected with the worm wheel and the nut.
  • a gear set can also be provided between the worm wheel and the worm in Embodiment 1 to Embodiment 6.
  • Example 1 to Example 6 can be replaced with a helical gear.
  • Embodiment 7 An automobile automatic side door opening and closing system, as shown in Figures 10-15, includes a vehicle-mounted ECU 50, a door lock 20, a side door opening and closing device 10, a detection module 30, and a trigger device 40.
  • the side door opening and closing device, the detection module and the trigger device are connected to the vehicle ECU; the detection module is installed on the outer side panel of the side door; one end of the side door opening and closing device is set in the side door, and the other end is connected to the vehicle body ;
  • the vehicle-mounted ECU receives signals from the detection module and/or the trigger device to control the action of the door lock and side door opening and closing device.
  • the side door opening and closing device includes a gear box 1, a screw rod 2, a nut 3, and a driving unit 4.
  • the driving unit is connected to the gear box, the nut is sleeved on the outer circumference of the screw rod, and one end of the screw rod passes through a bracket 5.
  • the nut is fixedly connected to the vehicle body, and the other end penetrates the gear box and makes the outer circumference of the nut located in the gear box;
  • the gear box is provided with a gear transmission mechanism, and the drive unit is connected to the nut through the gear transmission mechanism;
  • the gear box and The driving unit is installed in the side door through the mounting plate 6, and the driving unit drives the nut to rotate through a gear transmission mechanism to drive the screw rod to reciprocate back and forth, thereby pushing the side door to open or open relative to the vehicle body. shut down.
  • the driving unit includes a driving motor.
  • the driving motor is connected with a planetary gear box.
  • the gear transmission mechanism includes a drive gear 11 and a spur gear 12, the drive gear is connected to the output shaft of the drive motor, the spur gear has a center hole, and the nut is arranged in the center hole of the spur gear and is connected to the spur gear.
  • An engaging structure is provided between the gears, the spur gear drives the nut to rotate to drive the screw rod to move forward and backward, and the engaging structure enables the screw rod to swing circumferentially when it moves back and forth.
  • the occlusal structure is specifically: 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 screw, and the inner wall of the central hole of the spur gear is provided with a convex extending toward the center. From 10, the protrusion engages with the groove, the end of the protrusion is located in the groove, and when the spur gear rotates, the groove is clamped by the protrusion to drive the nut to rotate.
  • Embodiment 8 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 7.
  • the occlusal structure is specifically that the nut is a ball nut, and the spherical surface of the ball nut is provided with a convex
  • the inner wall of the central hole of the spur gear is provided with a groove along the moving direction of the screw, the protrusion is engaged with the groove, the end of the protrusion is located in the groove, and the spur gear rotates When the groove is clamped by the protrusion, the nut rotates.
  • Embodiment 9 An automatic side door opening and closing system of an automobile, as shown in FIG. 16, is basically the same in structure as Embodiment 7, but the difference lies in that: the occlusal structure is specifically that the nut is a cylindrical nut, and the cylindrical The surface of the nut is provided with a groove along the moving direction of the screw rod, and the inner wall of the central hole of the spur gear is provided with a protrusion extending toward the center. The protrusion engages with the groove, and the end of the protrusion Located in the groove, there is a gap between the protrusion and the bottom surface of the groove.
  • Embodiment 10 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 7.
  • the occlusal structure is specifically that the nut is a cylindrical nut, and the surface of the cylindrical nut is provided with a convex
  • the inner wall of the central hole of the spur gear is provided with a groove 121 along the moving direction of the screw, the protrusion is engaged with the groove, the end of the protrusion is located in the groove, and the protrusion There is a gap with the bottom surface of the groove.
  • Embodiment 11 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 7.
  • the snap-in structure includes an elastic body, and the elastic body is arranged between the spur gear and the nut.
  • the gear drives the nut to rotate through an elastic body;
  • the elastic body may be a silicone body or a rubber body, but is not limited to this.
  • Embodiment 12 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 7.
  • the difference is that the snap-in structure includes a plurality of springs.
  • the springs are evenly arranged along the circumferential direction of the inner wall of the gear center hole and are arranged on the inner wall of the gear center hole. Between the spur gear and the nut.
  • the two ends of the spring are respectively fixedly connected with the spur gear and the nut.
  • a gear set is also provided between the driving gear and the spur gear in Embodiment 7-12.
  • Embodiment 13 An automatic side door opening and closing system of an automobile, as shown in FIG. 9, has basically the same structure as Embodiment 1, except that a clutch 15 is provided between the drive motor and the gear box, and the clutch includes The driving part 151 and the driven part 152 are connected with a driving shaft 153, the 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.
  • Embodiment 14 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 2, except that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a worm.
  • Embodiment 15 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 3.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a worm.
  • Embodiment 16 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 4.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a worm.
  • Embodiment 17 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 5.
  • the difference is that a clutch 15 is provided between the driving motor and the gear box, and the clutch includes a driving part 151 and a driven part.
  • a drive shaft 153 is connected to the driven part, the output shaft of the drive motor is connected to the driving part of the clutch, and the drive shaft of the clutch is connected to a worm.
  • Embodiment 18 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 6, except that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a worm.
  • Example 13 to Example 18 can be replaced with a helical gear.
  • Embodiment 19 An automatic side door opening and closing system of an automobile, as shown in Figures 17-18, is basically the same in structure as Embodiment 7, except that: a clutch is provided between the drive motor and the gearbox, and the The clutch includes a driving part and a driven part, the driven part is connected with a driving shaft, the 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.
  • Embodiment 20 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 8.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a drive gear.
  • Embodiment 21 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 9.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a drive gear.
  • Embodiment 22 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 10.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a drive gear.
  • Embodiment 23 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 11.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a drive gear.
  • Embodiment 24 An automatic side door opening and closing system of an automobile.
  • the structure is basically the same as that of Embodiment 12.
  • the difference is that a clutch is provided between the driving motor and the gear box, and the clutch includes a driving part and a driven part.
  • the driven part is connected with a drive shaft
  • the output shaft of the drive motor is connected with the driving part of the clutch
  • the drive shaft of the clutch is connected with a drive gear.
  • the free end of the screw rod is provided with a buffer block (21) that prevents the screw rod from leaving the gear box and the limit.
  • the trigger device in Example 1 to Example 24 is a key trigger device, a button trigger device or a voice wakeup trigger device.
  • Example 1 to Example 24 the button trigger device is provided on the side door or the vehicle body.
  • the voice wake-up triggering device described in Example 1 to Example 24 is set on the side door or the vehicle body.

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  • Power-Operated Mechanisms For Wings (AREA)

Abstract

一种汽车自动侧门开闭***，包括车载ECU（50）、门锁（20）、侧门启闭装置（10）、探测模块（30）和触发装置（40），门锁（20）、侧门启闭装置（10）、探测模块（30）和触发装置（40）与车载ECU（50）连接；探测模块（30）安装于车门的外侧板；侧门启闭装置（10）设于侧门内且连接侧门与车身；车载ECU（50）接收探测模块（30）和触发装置（40）的信号来控制门锁（20）和侧门启闭装置（10）动作。

Description

汽车自动侧门开闭*** 技术领域
本实用新型属于汽车自动门技术领域，特别涉及一种汽车自动侧门开闭***。
背景技术
随着汽车行业的不断发展进步，汽车的使用率和需求不断增加，因此，汽车的使用方便性和安全性是所有人越来越关注的。传统的汽车侧门大多只能手动开启和关闭，使用方便性较低。一些可实现侧门自动开启和关闭的机构大多结构较为复杂，占用空间大，且需要对原汽车侧门进行较大改动，使得通用性较低，限制了汽车自动门的发展。
再者，对于普遍存在的大多数汽车，都存在着一种安全隐患：汽车停止后，乘客开门下车，但很多情况下乘客会忘记观察周围环境而直接打开侧门下车，导致侧门打开的时候容易撞到行人或其他障碍物。在下雨天等恶劣天气时，车内无法看清楚外面的情况下，开侧门也容易发生与行人相撞的事故，造成不必要的伤害。
实用新型内容
本实用新型主要解决的技术问题是:提供一种汽车自动侧门开闭***，实现侧门的自动开启与关闭，且具有外部环境的监控功能，能够避免开侧门时碰到行人或障碍物，提高汽车的使用安全性。
为解决上述技术问题，本实用新型采用的一个技术方案是：一种汽车自动侧门开闭***，包括车载ECU、门锁、侧门启闭装置、探测模块和触发装置，所述门锁、所述侧门启闭装置、所述探测模块和所述触发装置与所述车载ECU连接；所述探测模块安装于侧门的外侧板；所述侧门启闭装置的一端设于侧门内，另一端连接车身；所述车载ECU接收探测模块和/或触发装置的信号来控制门锁及侧门启闭装置动作。
进一步地说，所述侧门启闭装置包括齿轮箱、丝杆、螺母和驱动单元，所述驱动单元连接齿轮箱，所述螺母套设于丝杆的外周，所述丝杆的一端与车身固定连接，且另一端贯穿齿轮箱并使其外周的螺母位于齿轮箱内；所述齿轮箱内设有齿轮传动机构，所述驱动单元通过齿轮传动机构与螺母连接；所述齿轮箱和所述驱动单元皆安装于侧门内，所述驱动单元通过齿轮传动机构驱动所述螺母旋转，以带动所述丝杆做直线往复运动，进而推动所述侧门相对所述车身开启或关闭。
进一步地说，所述齿轮传动机构包括齿轮，所述齿轮具有中心孔，所述齿轮套设于螺母的外周且与所述螺母之间设有咬合结构，所述齿轮带动螺母旋转从而驱动丝杆前后移动，所述咬合结构使丝杆前后移动时能够周向摆动。
进一步地说可以是，所述的咬合结构具体为：所述齿轮与所述螺母的其中之一设有凸起，另一设有凹槽，所述凸起的末端位于凹槽内，所述齿轮旋转时通过凸起卡住凹槽从而带动螺母旋转。
进一步地说也可以是，所述咬合结构包括弹性体，所述弹性体设于齿轮与螺母之间，所述齿轮通过弹性体带动螺母旋转。
进一步地说还可以是，所述咬合结构包括若干弹簧，若干所述弹簧沿齿轮中心孔的内壁周向均匀设置且设于齿轮与螺母之间。
进一步地说，所述齿轮为直齿轮、蜗轮或斜齿轮。
进一步地说，所述驱动单元包括驱动电机。
进一步地说，所述驱动单元和齿轮箱之间设有离合器。
进一步地说，所述螺母为球头螺母或圆柱形螺母。
本实用新型的有益效果：
本实用新型当车载ECU接收到触发装置发出的开门信号后，立即将该信号传递给门锁，门锁自动解锁，侧门启闭装置在门锁自动解锁后开始动作开启侧门，同时探测模块感应侧门外侧环境并将环境信息传送至车载ECU，若探测模块监测到有障碍物或行人并将该信号传递给车载ECU，车载ECU立即控制侧门启闭装置停止动作，待行人或障碍物清除、车载ECU接收不到有行人或障碍物的信号后，侧门启闭装置继续打开侧门至全开；本实用新型当车载ECU接收到触发装置发出的关门信号后，侧门启闭装置动作关闭侧门，待完全关闭后，门锁锁紧；本实用新型实现侧门的自动开启与关闭，且具有外部环境的监控功能，能够避免开侧门时碰到行人或障碍物，提高汽车的使用安全性；
更佳的是，本实用新型的侧门启闭装置是由驱动单元通过齿轮传动机构驱动螺母旋转，以带动丝杆做直线往复运动，取代传统的限位器，实现汽车侧门的电动开启或关闭；通过咬合结构使丝杆前后移动时具有周向摆动，实现柔性传动，传动平稳，不会出现卡顿；且侧门启闭装置整体结构紧凑，占用空间小，适合大多数汽车使用。
附图说明
图1为本实用新型的原理示意图；
图2为本实用新型的侧门启闭装置的结构示意图一(蜗轮/斜齿轮蜗杆传动)；
图3为本实用新型的侧门启闭装置的结构示意图二(蜗轮/斜齿轮蜗杆传动)；
图4为本实用新型的丝杆、螺母和蜗轮的组合图(蜗轮/斜齿轮蜗杆传动)；
图5为图3中A1的放大图(蜗轮/斜齿轮蜗杆传动)；
图6为本实用新型的丝杆、螺母和蜗轮的分解图(蜗轮/斜齿轮蜗杆传动)；
图7为本实用新型的丝杆、球头螺母和蜗轮的组合的截面图(蜗轮/斜齿轮蜗杆传动)；
图8为本实用新型的丝杆、圆柱形螺母和蜗轮的组合的截面图(蜗轮/斜齿轮蜗杆传动)
图9为本实用新型的侧门启闭装置的结构示意图三(蜗轮/斜齿轮蜗杆传动，驱动单元连接有离合器)；
图10为本实用新型的侧门启闭装置的结构示意图四(齿轮传动机构)；
图11为本实用新型的侧门启闭装置的结构示意图五(齿轮传动机构)；
图12为本实用新型的丝杆、螺母和直齿轮的组合图(齿轮传动机构)；
图13为图12中A2的放大图(齿轮传动机构)；
图14为本实用新型的丝杆、螺母和直齿轮的分解图(齿轮传动机构)；
图15为本实用新型的丝杆、球头螺母和直齿轮的组合的截面图(齿轮传动机构)；
图16为本实用新型的丝杆、圆柱形螺母和直齿轮的组合的截面图(齿轮传
动)；
图17为本实用新型的侧门启闭装置的结构示意图五(齿轮传动机构，驱动单元连接有离合器)；
图18为本实用新型的侧门启闭装置的结构示意图六(齿轮传动机构，驱动单元连接有离合器)；
附图中各部分标记如下：
侧门启闭装置10、齿轮箱1、丝杆2、缓冲块21、螺母3、驱动单元4、支架5、安装板6、蜗轮7、蜗杆8、凹槽9、凸起10、驱动齿轮11、直齿轮12、离合器15、主动部151、从动部152、驱动轴153、间隙16、门锁20、探测模块30和触发装置40和车载ECU50。
具体实施方式
下面结合附图对本实用新型的较佳实施例进行详细阐述，以使本实用新型的优点和特征能更易于被本领域技术人员理解，从而对本实用新型的保护范围做出更为清楚明确的界定。
实施例1：一种汽车自动侧门开闭***，如图1-图7所示，包括车载ECU50、门锁20、侧门启闭装置10、探测模块30和触发装置40，所述门锁、所述侧门启闭装置、所述探测模块和所述触发装置与所述车载ECU连接；所述探测模块安装于侧门的外侧板；所述侧门启闭装置的一端设于侧门内，另一端连接车身；所述车载ECU接收探测模块和/或触发装置的信号来控制门锁及侧门启闭装置动作。
所述侧门启闭装置包括齿轮箱1、丝杆2、螺母3和驱动单元4，所述驱动单元连接齿轮箱，所述螺母套设于丝杆的外周，所述丝杆的一端通过支架5与车身固定连接，且另一端贯穿齿轮箱并使其外周的螺母位于齿轮箱内；所述齿轮箱内设有齿轮传动机构，所述驱动单元通过齿轮传动机构与螺母连接；所述齿轮箱和所述驱动单元皆通过安装板6安装于侧门内，所述驱动单元通过齿轮传动机构驱动所述螺母旋转，以带动所述丝杆做前后往复运动，进而推动所述侧门相对所述车身开启或关闭。
所述驱动单元包括驱动电机。
所述驱动电机连接有行星齿轮箱。
所述探测装置为雷达感应装置或红外线感应装置。
所述齿轮传动机构包括蜗轮7和蜗杆8，所述蜗杆连接于所述驱动电机的输出轴，所述蜗轮具有中心孔，所述螺母设于所述蜗轮的中心孔内且与蜗轮之间设有咬合结构，所述蜗轮带动螺母旋转从而驱动丝杆前后移动，所述咬合结构使丝杆前后移动时能够周向摆动。
所述咬合结构具体为：所述螺母为球头螺母，所述球头螺母的球面设有沿丝杆移动方向的凹槽9，所述蜗轮的中心孔的内壁设有向中心延伸的凸起10，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述蜗轮旋转时通过凸起卡住凹槽从而带动螺母旋转。
实施例2：一种汽车自动侧门开闭***，与实施例1结构基本相同，不同之处在于:所述咬合结构具体为所述螺母为球头螺母，所述球头螺母的球面设有凸起，所述蜗轮的中心孔的内壁设有沿丝杆移动方向的凹槽，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述蜗轮旋转时通过凸起卡住凹槽从而带动螺母旋转。
实施例3：一种汽车自动侧门开闭***，如图8所示，与实施例1结构基本相同，不同之处在于:所述咬合结构具体为所述螺母为圆柱形螺母，所述圆柱形螺母的表面设有沿丝杆移动方向的凹槽，所述蜗轮的中心孔的内壁设有向中心延伸的凸起，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述凸起与所述凹槽的底面之间具有间隙16。
实施例4:一种汽车自动侧门开闭***，与实施例1结构基本相同，不同之处在于:所述咬合结构具体为所述螺母为圆柱形螺母，所述圆柱形螺母的表面设有凸起，所述蜗轮的中心孔的内壁设有沿丝杆移动方向的凹槽，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述凸起与所述凹槽的底面之间具有间隙。
实施例5:一种汽车自动侧门开闭***，与实施例1结构基本相同，不同之处在于:所述咬合结构包括弹性体，所述弹性体设于蜗轮与螺母之间，所述蜗轮通过弹性体带动螺母旋转；所述弹性体可以是硅胶体或橡胶体等，但不限于此。
实施例6:一种汽车自动侧门开闭***，与实施例1结构基本相同，不同之处在于:所述咬合结构包括若干弹簧，所述弹簧沿蜗轮中心孔的内壁周向均匀设置且设于蜗轮与螺母之间。
所述弹簧的两端分别与蜗轮与螺母固定连接。
实施例1-实施例6中的蜗轮与蜗杆之间还可设有齿轮组。
实施例1-实施例6中所述的蜗轮可以用斜齿轮替换。
实施例7：一种汽车自动侧门开闭***，如图10-图15所示，包括车载ECU50、门锁20、侧门启闭装置10、探测模块30和触发装置40，所述门锁、所述侧门启闭装置、所述探测模块和所述触发装置与所述车载ECU连接；所述探测模块安装于侧门的外侧板；所述侧门启闭装置的一端设于侧门内，另一端连接车身；所述车载ECU接收探测模块和/或触发装置的信号来控制门锁及侧门启闭装置动作。
所述侧门启闭装置包括齿轮箱1、丝杆2、螺母3和驱动单元4，所述驱动单元连接齿轮箱，所述螺母套设于丝杆的外周，所述丝杆的一端通过支架5与车身固定连接，且另一端贯穿齿轮箱并使其外周的螺母位于齿轮箱内；所述齿轮箱内设有齿轮传动机构，所述驱动单元通过齿轮传动机构与螺母连接；所述齿轮箱和所述驱动单元皆通过安装板6安装于侧门内，所述驱动单元通过齿轮传动机构驱动所述螺母旋转，以带动所述丝杆做前后往复运动，进而推动所述侧门相对所述车身开启或关闭。
所述驱动单元包括驱动电机。
所述驱动电机连接有行星齿轮箱。
所述齿轮传动机构包括驱动齿轮11和直齿轮12，所述驱动齿轮连接于驱动电机的输出轴，所述直齿轮具有中心孔，所述螺母设于所述直齿轮的中心孔内且与直齿轮之间设有咬合结构，所述直齿轮带动螺母旋转从而驱动丝杆前后移动，所述咬合结构使丝杆前后移动时能够周向摆动。
所述咬合结构具体为：所述螺母为球头螺母，所述球头螺母的球面设有沿丝杆移动方向的凹槽9，所述直齿轮的中心孔的内壁设有向中心延伸的凸起10，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述直齿轮旋转时通过凸起卡住凹槽从而带动螺母旋转。
实施例8:一种汽车自动侧门开闭***，与实施例7结构基本相同，不同之处在于:所述咬合结构具体为所述螺母为球头螺母，所述球头螺母的球面设有凸起，所述直齿轮的中心孔的内壁设有沿丝杆移动方向的凹槽，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述直齿轮旋转时通过凸起卡住凹槽从而带动螺母旋转。
实施例9:一种汽车自动侧门开闭***，如图16所示，与实施例7结构基本相同，不同之处在于:所述咬合结构具体为所述螺母为圆柱形螺母，所述圆柱形螺母的表面设有沿丝杆移动方向的凹槽，所述直齿轮的中心孔的内壁设有向中心延伸的凸起，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述凸起与所述凹槽的底面之间具有间隙。
实施例10:一种汽车自动侧门开闭***，与实施例7结构基本相同，不同之处在于:所述咬合结构具体为所述螺母为圆柱形螺母，所述圆柱形螺母的表面设有凸起，所述直齿轮的中心孔的内壁设有沿丝杆移动方向的凹槽121，所述凸起与所述凹槽相咬合，所述凸起的末端位于凹槽内，所述凸起与所述凹槽的底面之间具有间隙。
实施例11:一种汽车自动侧门开闭***，与实施例7结构基本相同，不同之处在于:所述咬合结构包括弹性体，所述弹性体设于直齿轮与螺母之间，所述直齿轮通过弹性体带动螺母旋转；所述弹性体可以是硅胶体或橡胶体等，但不限于此。
实施例12:一种汽车自动侧门开闭***，与实施例7结构基本相同，不同之处在于:所述咬合结构包括若干弹簧，所述弹簧沿齿轮中心孔的内壁周向均匀设置且设于直齿轮与螺母之间。
所述弹簧的两端分别与直齿轮和螺母固定连接。
实施例7-实施例12中的驱动齿轮与直齿轮之间还设有齿轮组。
实施例13：一种汽车自动侧门开闭***，如图9所示，与实施例1结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器15，所述离合器包括主动部151和从动部152，所述从动部连接有驱动轴153，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接蜗杆。
实施例14：一种汽车自动侧门开闭***，与实施例2结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接蜗杆。
实施例15：一种汽车自动侧门开闭***，与实施例3结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接蜗杆。
实施例16：一种汽车自动侧门开闭***，与实施例4结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接蜗杆。
实施例17：一种汽车自动侧门开闭***，与实施例5结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器15，所述离合器包括主动部151和从动部152，所述从动部连接有驱动轴153，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接蜗杆。
实施例18：一种汽车自动侧门开闭***，与实施例6结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接蜗杆。
实施例13-实施例18中所述的蜗轮可以用斜齿轮替换。
实施例19：一种汽车自动侧门开闭***，如图17-图18所示，与实施例7结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接驱动齿轮。
实施例20：一种汽车自动侧门开闭***，与实施例8结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接驱动齿轮。
实施例21：一种汽车自动侧门开闭***，与实施例9结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接驱动齿轮。
实施例22：一种汽车自动侧门开闭***，与实施例10结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接驱动齿轮。
实施例23：一种汽车自动侧门开闭***，与实施例11结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连 接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接驱动齿轮。
实施例24：一种汽车自动侧门开闭***，与实施例12结构基本相同，不同之处在于:所述驱动电机和齿轮箱之间设有离合器，所述离合器包括主动部和从动部，所述从动部连接有驱动轴，所述驱动电机的输出轴连接离合器的主动部，所述离合器的驱动轴连接驱动齿轮。
实施例1-实施例24中所述丝杆的自由端设有防止丝杆脱离齿轮箱和限位的缓冲块(21)。
实施例1-实施例24中所述触发装置为钥匙触发装置、按钮触发装置或语音唤醒触发装置。
实施例1-实施例24中所述按钮触发装置设于侧门或车身。
实施例1-实施例24中所述语音唤醒触发装置设于侧门或车身。
以上所述仅为本实用新型的实施例，并非因此限制本实用新型的专利范围，凡是利用本实用新型说明书及附图内容所作的等效结构变换，或直接或间接运用在其他相关的技术领域，均同理包括在本实用新型的专利保护范围内。

Claims (10)

  1. 一种汽车自动侧门开闭***，其特征在于：包括车载ECU(50)、门锁(20)、侧门启闭装置(10)、探测模块(30)和触发装置(40)，所述门锁、所述侧门启闭装置、所述探测模块和所述触发装置与所述车载ECU连接；所述探测模块安装于侧门的外侧板；所述侧门启闭装置的一端设于侧门内，另一端连接车身；所述车载ECU接收探测模块和/或触发装置的信号来控制门锁及侧门启闭装置动作。
  2. 根据权利要求1所述的汽车自动侧门开闭***，其特征在于：所述侧门启闭装置包括齿轮箱(1)、丝杆(2)、螺母(3)和驱动单元(4)，所述驱动单元连接齿轮箱，所述螺母套设于丝杆的外周，所述丝杆的一端与车身固定连接，且另一端贯穿齿轮箱并使其外周的螺母位于齿轮箱内；所述齿轮箱内设有齿轮传动机构，所述驱动单元通过齿轮传动机构与螺母连接；所述齿轮箱和所述驱动单元皆安装于侧门内，所述驱动单元通过齿轮传动机构驱动所述螺母旋转，以带动所述丝杆做直线往复运动，进而推动所述侧门相对所述车身开启或关闭。
  3. 根据权利要求2所述的汽车自动侧门***，其特征在于：所述齿轮传动机构包括齿轮，所述齿轮具有中心孔，所述齿轮套设于螺母的外周且与所述螺母之间设有咬合结构，所述齿轮带动螺母旋转从而驱动丝杆前后移动，所述咬合结构使丝杆前后移动时能够周向摆动。
  4. 根据权利要求3所述的汽车自动侧门开闭***，其特征在于：所述的咬合结构具体为：所述齿轮与所述螺母的其中之一设有凸起，另一设有凹槽，所述凸起的末端位于凹槽内，所述齿轮旋转时通过凸起卡住凹槽从而带动螺母旋转。
  5. 根据权利要求3所述的汽车自动侧门开闭***，其特征在于：所述咬合结构包括弹性体，所述弹性体设于齿轮与螺母之间，所述齿轮通过弹性体带动螺母旋转。
  6. 根据权利要求3所述的汽车自动侧门开闭***，其特征在于：所述咬合结构包括若干弹簧，若干所述弹簧沿齿轮中心孔的内壁周向均匀设置且设于齿轮与螺母之间。
  7. 根据权利要求3所述的汽车自动侧门开闭***，其特征在于：所述齿轮为直齿轮、蜗轮或斜齿轮。
  8. 根据权利要求2所述的汽车自动侧门开闭***，其特征在于：所述驱动单元包括驱动电机。
  9. 根据权利要求2中所述的汽车自动侧门开闭***，其特征在于：所述驱动单元和齿轮箱之间设有离合器(15)。
  10. 根据权利要求2中所述的汽车自动侧门开闭***，其特征在于：所述螺母为球头螺母或圆柱形螺母。
PCT/CN2020/085455 2019-08-28 2020-04-18 汽车自动侧门开闭*** WO2021036288A1 (zh)

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CN112406780A (zh) * 2020-11-20 2021-02-26 广州橙行智动汽车科技有限公司 车门的控制方法、控制装置、车辆和存储介质
CN113565377A (zh) * 2021-08-11 2021-10-29 瑞昂汽车部件(苏州)有限公司 一种电动车门限位器

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CN108397075A (zh) * 2017-02-07 2018-08-14 麦格纳覆盖件有限公司 具有旋转传动螺母的动力侧门致动器
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CN109252782A (zh) * 2018-11-07 2019-01-22 广东东箭汽车科技股份有限公司 螺母丝杠式自动门开闭机构、汽车自动门和汽车

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