CN220301990U

CN220301990U - Automatic door opener

Info

Publication number: CN220301990U
Application number: CN202321729252.9U
Authority: CN
Inventors: 邓缤
Original assignee: Guangdong Ruilin Intelligent Technology Co ltd
Current assignee: Guangdong Ruilin Intelligent Technology Co ltd
Priority date: 2023-07-04
Filing date: 2023-07-04
Publication date: 2024-01-05
Anticipated expiration: 2033-07-04

Abstract

The utility model provides an automatic door opener which comprises a gear box, wherein a bottom shell is fixedly arranged on the outer wall of the gear box, a motor is fixedly arranged on the outer wall of the gear box, a transmission mechanism is arranged on the inner wall of the gear box, a shell is fixedly connected with the outer wall of the gear box, a screw rod is rotatably connected with the inside of the shell, a movable sleeve is sleeved on the outer wall thread of the screw rod, and the outer wall of the movable sleeve is in sliding connection with the inner wall of the shell. According to the utility model, the gearbox, the bottom shell, the motor, the PCB, the sealing gasket, the transmission gear, the spline gear, the first gear, the second gear, the third gear, the junction box, the first waterproof rubber ring, the first transmission shaft and the second transmission shaft are arranged, so that the width of the gearbox is greatly reduced by adopting back-head arrangement under the condition that transmission is not needed, noise can be reduced during transmission, the fault tolerance of the spline gear is improved, and transmission can be completed even if the spline gear is slightly eccentric during installation.

Description

Automatic door opener

Technical Field

The utility model relates to the technical field of automobile accessories, in particular to an automatic door opener.

Background

The new energy automobile travels at low cost and green low carbon; the new energy automobile attracts more and more users to favor with low noise, environmental protection and various high-tech configurations, and on the basis, the function of the electric automobile is continuously enhanced, and the function of automatically opening and closing the automobile door is realized; the automatic door opening and closing is simply an electric door with an automatic opening and closing function.

In the prior art, the mechanical structure of the door is driven by a motor to automatically finish the opening and closing movements of the door, wherein the motor is used for running by itself, larger torque is needed, and the vibration influence or the collision of the door can influence the transmission between the motor and the mechanical mechanism of the door in the running process, so that noise and gaps are easily generated for a long time, and the opening and closing of the subsequent door are not smooth enough, therefore, an automatic door opener is provided for solving the problems.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an automatic door opener.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an automatic door opener, includes the gear box, the outer wall fixed mounting of gear box has the drain pan, the outer wall fixed mounting of gear box has the motor, the inner wall of gear box is equipped with drive mechanism, the outer wall fixedly connected with shell of gear box, the inside rotation of shell is connected with the lead screw, the outer wall thread bush of lead screw is equipped with the removal cover, the outer wall of removal cover and the inner wall sliding connection of shell, the outer wall fixedly connected with joint bearing of removal cover, joint bearing's inner wall fixedly connected with vaulting pole, the outer wall fixedly connected with spacer pin of vaulting pole, the outer wall of shell is equipped with end cover mechanism.

Preferably, the transmission mechanism comprises a spline gear, the outer wall fixed mounting of motor output shaft has drive gear, drive gear's outer wall is connected with spline gear's inner wall transmission, spline gear's inner wall fixedly connected with rubber circle, spline gear's outer wall meshing is connected with first gear, first gear's outer wall meshing is connected with the second gear, second gear's outer wall meshing is connected with the third gear, the inside rotation of gear box is connected with first transmission shaft and second transmission shaft, the third mounting hole has been seted up to the outer wall of third gear, the inner wall of third mounting hole and the outer wall fixed connection of lead screw.

Preferably, the end cover mechanism comprises a first cover plate, the outer wall of shell and the outer wall fixed connection of first cover plate, the outer wall fixedly connected with second cover plate of first cover plate, the outer wall fixedly connected with third cover plate of second cover plate, swing window has all been seted up to the outer wall of first cover plate, second cover plate and third cover plate, the outer wall cover of lead screw is equipped with the waterproof rubber ring of second, the outer wall of the waterproof rubber ring of second contacts with the inner wall of first cover plate, through setting up swing window and joint bearing, increases the swing range of vaulting pole, avoids the rigid contact with between the door, prevents to influence the transmission effect.

Preferably, a PCB circuit board is fixedly connected between the gear box and the motor, an assembly hole is formed in the outer wall of the PCB circuit board, a sealing gasket is fixedly arranged on the inner wall of the assembly hole, the sealing property between the motor and the gear box is improved through the arrangement of the sealing gasket, soft rubber subjected to secondary injection molding is arranged between the gear box and the motor, the sealing property is enhanced, and high waterproof property is achieved.

Preferably, the outer wall of the sealing gasket is rotationally connected with the outer wall of the motor output shaft, and the spline gear, the first gear, the second gear and the third gear are all positioned in the gear box.

Preferably, the outer wall fixedly connected with terminal box of gear box, first waterproof rubber ring is installed to the outer wall of gear box, the outer wall of lead screw rotates with the outer wall of first waterproof rubber ring to be connected, improves the waterproof nature of gear box through setting up first waterproof rubber ring.

Preferably, the outer wall of the first gear is provided with a first mounting hole, the inner wall of the first mounting hole is fixedly connected with the outer wall of the first transmission shaft, and the first transmission shaft assists the first gear to rotate.

Preferably, the outer wall of the second gear is provided with a second mounting hole, the inner wall of the second mounting hole is fixedly connected with the outer wall of the second transmission shaft, and the second transmission shaft assists the second gear to rotate.

Preferably, the outer wall of the screw rod is provided with an annular groove, the inner wall of the annular groove is sleeved with a clamp spring, the outer wall of the screw rod is fixedly sleeved with a bearing, the support is positioned between the first cover plate and the second cover plate and is in a limiting state, and the screw rod is mainly assisted to rotate in the shell.

Preferably, one end of the supporting rod is rotationally connected with a joint, the outer wall of the supporting rod is slidably connected with the inner wall of the swinging window, and the supporting rod is connected with a mechanical structure of the vehicle door through the joint to drive the vehicle door to be closed and opened.

Compared with the prior art, the utility model has the advantages that:

according to the scheme, the gearbox, the bottom shell, the motor, the PCB, the sealing gasket, the transmission gear, the spline gear, the first gear, the second gear, the third gear, the junction box, the first waterproof rubber ring, the first transmission shaft and the second transmission shaft are arranged, so that the width of the gearbox is greatly reduced by adopting back-head arrangement under the condition that transmission is not needed, noise can be reduced during transmission, the fault tolerance of the spline gear is improved, and transmission can be completed even if the spline gear is slightly eccentric during installation;

the movable sleeve, the joint bearing, the limiting pin, the supporting rod, the joint, the first cover plate, the second cover plate, the third cover plate, the clamp spring, the swing window and the second waterproof rubber ring are arranged, and the limiting pin is used for limiting the movement range of the supporting rod; the limiting pin can bear sudden impact force, the fragile screw rod and the joint bearing in the inner part are protected, the supporting rod can swing in amplitude through the joint bearing and the swing window, the swing range is increased, and meanwhile rigid contact is avoided.

Drawings

Fig. 1 is a schematic perspective view of an automatic door opener according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an automatic door opener according to the present utility model;

FIG. 3 is a schematic diagram of an explosion structure of an automatic door opener according to the present utility model;

FIG. 4 is a schematic view of a partial perspective view of an automatic door opener according to the present utility model;

FIG. 5 is a schematic diagram of a moving sleeve of an automatic door opener according to the present utility model;

fig. 6 is a schematic front view of an automatic door opener according to the present utility model.

In the figure: 1. a gear box; 2. a bottom case; 3. a motor; 4. a PCB circuit board; 5. a sealing gasket; 6. a transmission gear; 7. a spline gear; 8. a first gear; 9. a second gear; 10. a third gear; 11. a junction box; 12. a first waterproof rubber ring; 13. a first drive shaft; 14. a second drive shaft; 15. a housing; 16. a screw rod; 17. a moving sleeve; 18. a knuckle bearing; 19. a limiting pin; 20. a brace rod; 21. a joint; 22. a first cover plate; 23. a second cover plate; 24. a third cover plate; 25. clamping springs; 26. swinging the window; 27. and the second waterproof rubber ring.

Detailed Description

1-6, an automatic door opener comprises a gear box 1, a bottom shell 2 is fixedly arranged on the outer wall of the gear box 1, a motor 3 is fixedly arranged on the outer wall of the gear box 1, when the motor 3 operates, the gesture (gradient) of a vehicle body is sensed through an existing gyroscope (SCHA 600), whether an obstacle exists on the periphery is detected through an ultrasonic Sensor (SICK) carried by an automobile, when the opening and closing of a vehicle door are influenced by the obstacle on the periphery, the motor 3 is powered off, then the motor 3 is powered on reversely, the gravity distance of the vehicle door is counteracted by reverse thrust, the vehicle door hovers, and after the reverse external force or the obstacle is removed, the voltage of the motor 3 is increased, so that the motor 3 provides higher torque, and door opening and closing operation is continuously realized.

Fixedly connected with PCB circuit board 4 between gear box 1 and the motor 3, the pilot hole has been seted up to the outer wall of PCB circuit board 4, and the inner wall fixed mounting of pilot hole has sealed pad 5, and the outer wall of sealed pad 5 rotates with the outer wall of motor 3 output shaft to be connected, and sealed pad 5 increases the leakproofness between motor 3 and the gear box 1 to there is the soft capsule of secondary injection moulding between gear box 1 and the motor 3, reinforcing leakproofness reaches higher waterproof nature.

The inner wall of gear box 1 is equipped with drive mechanism, and the outer wall fixedly connected with shell 15 of gear box 1, the inside rotation of shell 15 is connected with lead screw 16, and the outer wall thread bush of lead screw 16 is equipped with and removes cover 17, removes cover 17 and has built-in metal skeleton, and the outside has the plastic shell, reduces whole injection moulding's cost to have the intensity same with PEEK plastic material, lead screw 16 rotates and makes and removes cover 17 carry out rectilinear movement through shell 15 inner chamber spacing effect, removes the outer wall and the inner wall sliding connection of shell 15 of cover 17.

The outer wall of the movable sleeve 17 is fixedly connected with a joint bearing 18, the inner wall of the joint bearing 18 is fixedly connected with a stay bar 20, the outer wall of the stay bar 20 is fixedly connected with a limiting pin 19, and the limiting pin 19 stops moving when pushing to a swing window 26 so as to limit the moving range of the stay bar 20; the stop pin 19 can bear sudden impact force, the fragile moving sleeve 17 and the knuckle bearing 18 in the inner part are protected, and the outer wall of the shell 15 is provided with an end cover mechanism.

The transmission mechanism comprises a spline gear 7, the outer wall of the output shaft of the motor 3 is fixedly provided with a transmission gear 6, the outer wall of the transmission gear 6 is in transmission connection with the inner wall of the spline gear 7, the inner wall of the spline gear 7 is fixedly connected with a rubber ring, the outer wall of the spline gear 7 is in meshed connection with a first gear 8, noise can be reduced in transmission due to the fact that the outer wall of the transmission gear 6 is in contact with the rubber ring, fault tolerance of the spline gear 7 is increased, and transmission can be completed even if the transmission is slightly eccentric in installation.

The outer wall meshing of first gear 8 is connected with second gear 9, and the outer wall meshing of second gear 9 is connected with third gear 10, and the outer wall fixedly connected with terminal box 11 of gear box 1, first waterproof rubber ring 12 is installed to the outer wall of gear box 1, and waterproof nature of gear box 1 is improved to first waterproof rubber ring 12, and the outer wall of lead screw 16 is rotated with the outer wall of first waterproof rubber ring 12 and is connected, and spline gear 7, first gear 8, second gear 9 and third gear 10 all are located gear box 1.

The inside rotation of gear box 1 is connected with first transmission shaft 13 and second transmission shaft 14, first mounting hole has been seted up to the outer wall of first gear 8, the inner wall of first mounting hole and the outer wall fixed connection of first transmission shaft 13, first gear 8 is assisted in gear box 1 rotation to first transmission shaft 13, the second mounting hole has been seted up to the outer wall of second gear 9, the inner wall of second mounting hole and the outer wall fixed connection of second transmission shaft 14, second transmission shaft 14 assists second gear 9 to rotate in gear box 1, the third mounting hole has been seted up to the outer wall of third gear 10, the inner wall of third mounting hole and the outer wall fixed connection of lead screw 16, the rotation of third gear 10 makes lead screw 16 rotate.

The end cover mechanism comprises a first cover plate 22, the outer wall of the shell 15 is fixedly connected with the outer wall of the first cover plate 22, the outer wall of the first cover plate 22 is fixedly connected with a second cover plate 23, the outer wall of the second cover plate 23 is fixedly connected with a third cover plate 24, the first cover plate 22, the second cover plate 23 and the third cover plate 24 form a fixed seat, and one end of the screw rod 16 is supported in an auxiliary mode.

The outer wall of lead screw 16 has seted up the ring channel, and the inner wall cover of ring channel is equipped with jump ring 25, and the opposite side butt in the bearing of jump ring 25 can bear great pulling force, and when motor 3 output maximum moment, jump ring 25 bears final push-pull, and the fixed cover of outer wall of lead screw 16 is equipped with the bearing, and swing window 26 has all been seted up to the outer wall of first apron 22, second apron 23 and third apron 24, increases the swing scope of vaulting pole 20.

The outer wall cover of lead screw 16 is equipped with second waterproof rubber ring 27, and the outer wall of second waterproof rubber ring 27 contacts with the inner wall of first apron 22, and second waterproof rubber ring 27 increases the leakproofness, and the one end rotation of vaulting pole 20 is connected with joint 21, and joint 21 is applicable to the connection automobile body, and other parts are fixed in the door, drive the door and rotate to realize opening and closing, the outer wall of vaulting pole 20 and the inner wall sliding connection of swing window 26.

Working principle: when the device is used, the motor 3 is operated to rotate the transmission gear 6, the transmission gear 6 is rotated to rotate the spline gear 7, noise can be reduced during transmission due to the fact that the outer wall of the transmission gear 6 is in contact with the rubber ring, fault tolerance of the spline gear 7 is increased, transmission can be completed even if the transmission is slightly eccentric during installation, the spline gear 7 is rotated to rotate the first gear 8, the first gear 8 is rotated to rotate the second gear 9, the second gear 9 is rotated to rotate the third gear 10, the third gear 10 is rotated to rotate the screw rod 16, the screw rod 16 is rotated to enable the movable sleeve 17 to linearly move through the limiting effect of the inner cavity of the shell 15, the movable sleeve 17 is moved to enable the joint bearing 18 and the supporting rod 20 to move, and after the supporting rod 20 is moved to a certain distance, the limiting pin 19 is pushed to stop moving when the swinging window 26 for limiting the moving range of the supporting rod 20; the limiting pin 19 can bear sudden impact force, the fragile moving sleeve 17 and the joint bearing 18 in the interior are protected, the supporting rod 20 can swing in amplitude through the joint bearing 18, the swing range is increased, the connector 21 is fixed on the vehicle body, other parts are fixed in the vehicle door, and the vehicle door is driven to rotate around the hinge of the original vehicle through relative acting force, so that the opening and closing are realized.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art will be able to apply equally to the technical solution of the present utility model and the inventive concept thereof, within the scope of the present utility model.

Claims

1. The utility model provides an automatic door opener, includes gear box (1), its characterized in that, the outer wall fixed mounting of gear box (1) has drain pan (2), the outer wall fixed mounting of gear box (1) has motor (3), the inner wall of gear box (1) is equipped with drive mechanism, the outer wall fixedly connected with shell (15) of gear box (1), the inside rotation of shell (15) is connected with lead screw (16), the outer wall thread bush of lead screw (16) is equipped with and removes cover (17), the outer wall of removing cover (17) and the inner wall sliding connection of shell (15), the outer wall fixedly connected with joint bearing (18) of removing cover (17), the inner wall fixedly connected with vaulting pole (20), the outer wall fixedly connected with spacer pin (19) of vaulting pole (20), the outer wall of shell (15) is equipped with end cover mechanism.

2. The automatic door opener according to claim 1, characterized in that the transmission mechanism comprises a spline gear (7), a transmission gear (6) is fixedly arranged on the outer wall of an output shaft of the motor (3), the outer wall of the transmission gear (6) is in transmission connection with the inner wall of the spline gear (7), a rubber ring is fixedly connected with the inner wall of the spline gear (7), a first gear (8) is connected with the outer wall of the spline gear (7) in a meshed manner, a second gear (9) is connected with the outer wall of the first gear (8) in a meshed manner, a third gear (10) is connected with the outer wall of the second gear (9) in a meshed manner, a first transmission shaft (13) and a second transmission shaft (14) are rotatably connected in the gear box (1), a third mounting hole is formed in the outer wall of the third gear (10), and the inner wall of the third mounting hole is fixedly connected with the outer wall of the screw rod (16).

3. An automatic door opener according to claim 1, characterized in that the end cover mechanism comprises a first cover plate (22), the outer wall of the housing (15) is fixedly connected with the outer wall of the first cover plate (22), the outer wall of the first cover plate (22) is fixedly connected with a second cover plate (23), the outer wall of the second cover plate (23) is fixedly connected with a third cover plate (24), swing windows (26) are formed in the outer walls of the first cover plate (22), the second cover plate (23) and the third cover plate (24), a second waterproof rubber ring (27) is sleeved on the outer wall of the screw rod (16), and the outer wall of the second waterproof rubber ring (27) is in contact with the inner wall of the first cover plate (22).

4. An automatic door opener according to claim 2, characterized in that a PCB circuit board (4) is fixedly connected between the gear box (1) and the motor (3), an assembly hole is formed in the outer wall of the PCB circuit board (4), and a sealing gasket (5) is fixedly installed on the inner wall of the assembly hole.

5. An automatic door opener according to claim 4, characterized in that the outer wall of the sealing gasket (5) is rotatably connected with the outer wall of the output shaft of the motor (3), and the spline gear (7), the first gear (8), the second gear (9) and the third gear (10) are all positioned in the gear box (1).

6. An automatic door opener according to claim 1, characterized in that the outer wall of the gear box (1) is fixedly connected with a junction box (11), the outer wall of the gear box (1) is provided with a first waterproof rubber ring (12), and the outer wall of the screw rod (16) is rotatably connected with the outer wall of the first waterproof rubber ring (12).

7. An automatic door opener according to claim 2, characterized in that the outer wall of the first gear (8) is provided with a first mounting hole, the inner wall of which is fixedly connected with the outer wall of the first transmission shaft (13).

8. An automatic door opener according to claim 2, characterized in that the outer wall of the second gear (9) is provided with a second mounting hole, the inner wall of which is fixedly connected with the outer wall of the second transmission shaft (14).

9. An automatic door opener according to claim 1, characterized in that the outer wall of the screw rod (16) is provided with an annular groove, the inner wall of the annular groove is sleeved with a snap spring (25), and the outer wall of the screw rod (16) is fixedly sleeved with a bearing.

10. An automatic door opener according to claim 1, characterized in that one end of the stay (20) is rotatably connected with a joint (21), and the outer wall of the stay (20) is slidably connected with the inner wall of the swing window (26).