CN218206327U - Automatic opening and closing actuator assembly for vehicle door - Google Patents
Automatic opening and closing actuator assembly for vehicle door Download PDFInfo
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- CN218206327U CN218206327U CN202120639452.XU CN202120639452U CN218206327U CN 218206327 U CN218206327 U CN 218206327U CN 202120639452 U CN202120639452 U CN 202120639452U CN 218206327 U CN218206327 U CN 218206327U
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Abstract
An automatic opening and closing actuator assembly for a vehicle door, comprising: the actuator shell is arranged on the vehicle door and is provided with an inner cavity; a drive mechanism disposed in the inner chamber and configured to provide power; the electric control device is used for controlling the operation of the driving mechanism and is respectively electrically connected with the traveling crane computer and the driving mechanism; the vehicle door push rod is connected with the vehicle body; the transmission mechanism is in transmission connection with the driving mechanism and the vehicle door push rod respectively; one end of the vehicle door push rod is hinged with the spherical surface of the transmission mechanism, and the other end of the vehicle door push rod is hinged with the spherical surface of the vehicle body. The invention provides an automatic opening and closing actuator for an automobile door, which can replace the existing mechanical inner and outer handles, so that the problem that the handles are polluted by dust does not exist, the wind resistance can be effectively reduced in the driving process, and the performance of the whole automobile is improved.
Description
Technical Field
The utility model belongs to the technical field of automobile parts's technique and specifically relates to an automatic switching executor assembly of door.
Background
Nowadays, with the development of the automobile industry and the improvement of the popularization of automobiles, people have higher and higher requirements on the performance of automobiles, and pay more attention to the rapidness, convenience and safety of various operations of the automobiles, so that automobile enterprises are particularly important to the improvement of vehicle structures and the application of new technologies.
At present, in a traditional automobile, a driver or a passenger needs to unlock a door electronically before getting in and out of the automobile, and then a mechanical outer handle or an inner handle is pulled to open the door, so that people can get in and out of the automobile. The structure of the mechanical outer handle or inner handle is convex or concave relative to the sheet metal of the vehicle door, so that certain defects exist. For example, patent application nos.: CN201220437677.8, it discloses a door hinge mechanism, belongs to the automobile parts field. The automobile door limiting device comprises an automobile door limiting device and an automobile door hinge, wherein the automobile door limiting device comprises a limiting device support, a limiting device base and a limiting device rod, and the automobile door limiting device and the automobile door hinge are arranged on a stamping surface of an automobile door side wall at intervals. The above patent solutions have at least the following drawbacks: 1. the mechanical outer handle is exposed outside the vehicle door and is easy to be adhered with dust; 2. the mechanical outer handle is higher than the metal plate surface, so that wind resistance is brought to the driving, and the performance of the vehicle is reduced; 3. when the mechanical handle is repeatedly pulled, the hand can touch the painted surface or the decorative plate of the vehicle door carelessly, so that serious scratches are generated, and the attractiveness is influenced; 4. the mechanical handle has certain requirements on the design height of the position, so that the mechanical handle is required to meet the requirements of human engineering and the requirement of vertical opening of a human body, and the arrangement position of a hinge assembly of the vehicle door and the vehicle body is relatively fixed, so that a long transmission structure is required between the vehicle door and the vehicle body, and the vehicle door cannot be normally opened and closed due to the high probability of damage when being impacted; 5. the design has great influence on the shape of the interior trim; 6. the side metal plate of the car door needs to be cut into huge gaps, the process is difficult to realize, and the appearance influence is large.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned not enough of prior art, the utility model provides an automatic switching executor assembly of door has electronic opening, manual boosting, hovers the function such as, solves the problem of handle protrusion in the automobile body for whole car has more science and technology to feel.
The technical proposal of the utility model for solving the technical problem is that: an automatic opening and closing actuator assembly for a vehicle door, comprising:
the actuator shell is arranged on the vehicle door and is provided with an inner cavity;
a drive mechanism disposed in the inner chamber and configured to provide power;
the electric control device is used for controlling the operation of the driving mechanism and is respectively electrically connected with the traveling crane computer and the driving mechanism;
the vehicle door push rod is connected with the vehicle body;
the transmission mechanism is in transmission connection with the driving mechanism and the vehicle door push rod respectively;
one end of the vehicle door push rod is hinged with the spherical surface of the transmission mechanism, and the other end of the vehicle door push rod is hinged with the spherical surface of the vehicle body.
Preferably, the transmission mechanism comprises a gear transmission assembly in transmission connection with the driving mechanism, a lead screw in transmission fit with the gear transmission assembly, and a nut seat which is sleeved on the lead screw and can make reciprocating linear motion along the lead screw, and the vehicle door push rod is hinged with the spherical surface of the nut seat.
Preferably, the driving mechanism comprises a motor, a driving gear box and a damper which are sequentially arranged, wherein the damper is in transmission connection with the transmission mechanism.
Preferably, the electric control device is a hall circuit board.
Preferably, the two ends of the vehicle door push rod are respectively in spherical hinged fit with the transmission mechanism and the vehicle body through a spherical hinged structure, and the spherical hinged structure comprises a first connecting hole formed in the vehicle door push rod, a second connecting hole formed in the transmission mechanism and the vehicle body, a pin shaft penetrating through the first connecting hole and the second connecting hole, and a bearing installed between the pin shaft and the vehicle door push rod.
Preferably, the vehicle door push rod consists of an inclined section and a straight section, and the inclined section is hinged with the spherical surface of the transmission mechanism.
Preferably, the actuator housing is divided into a power chamber, a transmission chamber and an output chamber by a partition, wherein the driving mechanism and the electric control device are installed in the power chamber, one part of the transmission mechanism is installed in the transmission chamber, the other part of the transmission mechanism is installed in the output chamber, and the door push rod is installed in the output chamber.
Preferably, the partition plate is a T-shaped partition plate, the actuator housing further comprises an upper cover plate, a lower cover plate and a side cover plate, the upper cover plate and the T-shaped partition plate are spliced to form the power chamber, the lower cover plate and the T-shaped partition plate are spliced to form the output chamber, and the side cover plate and the T-shaped partition plate are spliced to form the transmission chamber; and the side cover plate is provided with an inlet and outlet hole, and the vehicle door push rod can penetrate through the inlet and outlet hole and extend out of the actuator shell.
Preferably, the electric control device is arranged on one side far away from the transmission chamber, an opening is formed in one end, far away from the transmission chamber, of the actuator shell, the opening is opposite to the electric control device, and a waterproof plug is arranged on the opening.
Preferably, a stroke limiting block is arranged on the vehicle door push rod in a protruding mode, and the stroke limiting block can be abutted to the actuator shell to form limiting fit.
The utility model discloses a concrete theory of operation does: the electric control device sends out an instruction, the driving mechanism starts to realize the spiral rotation of the screw rod through the transmission of the transmission mechanism, and then the screw rod can drive the nut seat to do linear reciprocating motion and simultaneously drive the vehicle door push rod to realize the motion. In the motion process of opening or closing the vehicle door, the motion of the nut seat can generate axial force along the lead screw, the axial force acts on the joint of the vehicle door push rod and the vehicle body through the vehicle door push rod, at the moment, the vehicle body can generate a reaction force to the vehicle door push rod and the vehicle door, and because the reaction force does not pass through the rotation center of the vehicle door, a rotation force arm can exist between the reaction force and the rotation center of the vehicle door, so that rotation torque can be generated, and the vehicle door can be automatically opened or closed.
The beneficial effects of the utility model reside in that: 1. the automatic opening and closing actuator for the automobile door can replace the existing mechanical inner and outer handles, so that the problem that the handles are polluted by dust does not exist, the wind resistance can be effectively reduced in the driving process, and the performance of the whole automobile is improved; 2. the mechanical handle does not need to be repeatedly pulled when the vehicle door is opened and closed, so that the hands do not touch the painted surface or the decorative plate of the vehicle door, the generation of scratches is eliminated, and the appearance of the whole vehicle is more attractive; 3. by adopting the shell structure of the actuator, the partition is more reasonable, and on the premise of ensuring the stable power transmission, the installation of each part is more compact, the occupied space is smaller, a redundant transmission structure is cancelled, the probability of damage is smaller when the actuator is impacted, and the use safety is greatly improved; 4. because the actuator assembly occupies a small space, the influence on the interior molding is less during the design, so that a huge notch does not need to be cut on a vehicle door sheet metal, and the integral production and assembly process is simplified.
Drawings
Fig. 1 is a schematic structural view of the present invention in a closed position.
Fig. 2 is a schematic structural diagram of the present invention in a hovering position.
Fig. 3 is a schematic view of the present invention in an open position.
Fig. 4 is an exploded view of the present invention.
Fig. 5 is a cross-sectional view of the present invention in a closed position.
Fig. 6 is an enlarged schematic view of a portion a in fig. 5.
Fig. 7 is an enlarged schematic view of a portion B in fig. 5.
Fig. 8 is a schematic structural view of the middle output chamber of the present invention.
Fig. 9 is a schematic structural view of the middle power chamber of the present invention.
Fig. 10 is a schematic structural view of the transmission chamber of the present invention.
Fig. 11 is a partial structural schematic diagram of the present invention.
Fig. 12 is a schematic structural view of the door pusher.
Fig. 13 is a schematic view of the working principle of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Example one
Referring to fig. 1 to 13, an actuator assembly for automatically opening and closing a vehicle door includes:
the actuator shell 1 is arranged on the vehicle door and is provided with an inner cavity;
a drive mechanism disposed in the inner chamber and configured to provide power;
the electric control device 2 is used for controlling the operation of the driving mechanism and is respectively and electrically connected with the traveling crane computer and the driving mechanism;
the door push rod 3 is connected with the vehicle body;
the transmission mechanism is respectively in transmission connection with the driving mechanism and the vehicle door push rod 3;
one end 311 of the door push rod 3 is hinged with the spherical surface of the transmission mechanism, and the other end 312 is hinged with the spherical surface of the vehicle body. Preferably, the other end is connected to the vehicle body through a mounting plate 313, that is, the other end 312 is spherically hinged to the mounting plate 313, and the mounting plate 313 is fixedly connected to the vehicle body.
The preferable transmission mechanism comprises a gear transmission assembly 4 in transmission connection with a driving mechanism, a lead screw 5 in transmission fit with the gear transmission assembly 4, and a nut seat 6 which is sleeved on the lead screw 5 and can make reciprocating linear motion along the lead screw 5, wherein the vehicle door push rod 3 is hinged with the spherical surface of the nut seat 6. The transmission structure combining the gear transmission assembly 4 and the nut lead screw 5 is adopted, so that the special direction for force transmission can be adjusted, and the rotation of a driving mechanism (motor) is converted into the reciprocating linear motion of the nut seat 6; secondly, the position arrangement of each part is facilitated; thirdly, the power deceleration function can be realized through the gear transmission assembly 4; fourthly, when the lead screw 5 is matched with the nut seat 6, the automobile door has certain friction braking effect, so that the automobile door can stably realize the hovering function.
The embodiment provides a preferable driving mechanism, which comprises a motor 7, a driving gear box 8 and a damper 9 which are sequentially arranged, wherein the damper 9 is in transmission connection with the transmission mechanism. The motor 7 provides power, the driving gear box 8 realizes power transmission between the motor 7 and the damper 9, and the damper 9 has vibration reduction and energy dissipation effects, so that the opening and closing process of the vehicle door is more stable and reliable.
More specifically, the damper 9 includes a compression spring 10, a friction plate 11, a tooth-shaped gasket 12, a fixed gasket 13, a damper housing 14, a damper cover 15, etc. according to the actual use requirement of the vehicle door. The damper shell 14 is provided with internal threads, and the pressure spring 10, the fixed gasket 13, the friction plate 11 and the tooth-shaped gasket 12 are fixed in the damper shell 14 through the damper cover 15. When the gear box is used, the damper cover 15 extrudes the compression spring 10, the compression spring 10 compresses to enable the fixed gasket 13 to be in contact with the friction plate 11 and generate resistance, and the driving gear box 8 is fixedly connected with the tooth-shaped gasket 12. Preferably, the driving gear box 8 and the tooth-shaped gasket 12 can be connected through a spline, and the connection and transmission are more reliable.
Preferably, the electric control device 2 is a hall circuit board, and a magnetic component which can be connected with the hall circuit board in a magnetic induction manner is arranged on the motor 7 or other areas, so that the position monitoring and the driving control of the electric control device 2 on the vehicle door push rod 3 are more accurate.
The utility model discloses in, the both ends of door push rod 3 respectively through ball hinge structure with drive mechanism and automobile body form the articulated cooperation of sphere, ball hinge structure including set up first connecting hole 16 on door push rod 3, set up second connecting hole 17 on drive mechanism and automobile body, wear to establish round pin axle 18 in first connecting hole 16 and second connecting hole 17 and install the bearing 19 between round pin axle 18 and door push rod 3. The adoption of the ball hinge structure enables the vehicle door push rod 3 to move flexibly and at multiple angles relative to the transmission mechanism and the vehicle body. Preferably, the bearing 19 is a joint bearing.
More preferably, a damping gear 20 is further disposed in the second connecting hole 17 of the transmission mechanism (nut seat 6), the damping gear 20 is sleeved on the corresponding pin shaft 18, and a connecting portion engaged with the damping gear 20 is disposed on the nut seat 6. With the preferred structure, the movement of the door push rod 3 is more stable and reliable.
The utility model discloses in, door push rod 3 constitute by slope section 301 and straightway 302, slope section 301 with the drive mechanism sphere articulated. Through the combination of inclined section 301 and straightway 302, can decompose the direction to the transmission of power, avoid physical interference, also reduce the interference conflict of power for the effect of the power when electronic opening door is closer with transmission mechanical system, and the door is opened more naturally.
The present embodiment provides an installation and arrangement manner of each mechanism, namely, the actuator housing 1 is divided into a power chamber 21, a transmission chamber 22 and an output chamber 23 by a partition board, wherein the driving mechanism and the electric control device 2 are installed in the power chamber 21, one part of the transmission mechanism is installed in the transmission chamber 22, the other part of the transmission mechanism is installed in the output chamber 23, and the door push rod 3 is installed in the output chamber 23. More specifically, the partition plate is a T-shaped partition plate 24, the actuator housing 1 further includes an upper cover plate 25, a lower cover plate 26 and a side cover plate 27, the upper cover plate 25 and the T-shaped partition plate 24 are spliced to form the power chamber 21, the lower cover plate 26 and the T-shaped partition plate 24 are spliced to form the output chamber 23, and the side cover plate 27 and the T-shaped partition plate 24 are spliced to form the transmission chamber 22; and the side cover plate 27 is provided with an access hole 28, and the vehicle door push rod 3 can pass through the access hole 28 and extend out of the actuator shell 1. Adopt the 1 structure of executor casing that this embodiment provided, the subregion is more reasonable, is guaranteeing under the stable prerequisite of power transmission for the installation of each part is compacter, and occupation space is littleer, and is lower to the requirement in door panel beating space.
The conventional electric control device 2 is in consideration of sealing, safety and the like, is often arranged at a position in a relatively inner part, and once a fault occurs, components of the whole actuator assembly need to be detached respectively to carry out detection and maintenance, so that the electric control device is very troublesome. In order to solve the above-mentioned defects, in this embodiment, the electric control device 2 is disposed on a side away from the transmission chamber 22, an opening 29 is disposed at an end of the actuator housing 1 away from the transmission chamber 22, the opening 29 faces the electric control device 2, and a waterproof plug 30 is disposed on the opening 29. Through the special limitation on the installation position of the electric control device 2, a user can observe the condition of the electric control device 2 through the opening 29, so that the quick overhaul operation is carried out; while also providing a sufficiently reliable sealing function by the provision of the watertight plug 30.
In order to prevent the situation that the door is excessively opened and closed due to the fact that the door push rod 3 exceeds the actual effective working distance in the moving process, a stroke limiting block 31 is arranged on the door push rod 3 in a protruding mode, and the stroke limiting block 31 can be abutted to the actuator shell 1 to form limiting fit.
Example two
This embodiment is substantially the same as the first embodiment except that: the inner wall of the output chamber 23 is provided with a guide slide rail 32, the side wall of the nut seat 6 is provided with a slide groove 33, and the guide slide rail 32 is slidably arranged in the slide groove 33, so that the nut seat 6 and the vehicle door push rod 3 can bear larger external force in the moving process, and the movement is more stable and reliable.
EXAMPLE III
This embodiment is substantially identical to the above-described embodiment, differing only in that: the electric control device 2 is integrated with a manual boosting module, namely when a passenger manually opens and closes the vehicle door, the electric control device 2 collects position change feedback of related parts, and then starts a driving mechanism to enable the vehicle door automatic opening and closing actuator assembly to automatically move, so that the vehicle door can be opened and closed manually more easily.
The utility model provides an automatic switching executor assembly of door has functions such as electronic opening door, manual boosting, hovers, and the during operation divides into the position state of closing the door, hovers the position state and opens the door the position state according to the position. The utility model discloses a concrete theory of operation does: the electric control device 2 sends out an instruction, the driving mechanism starts to realize the spiral rotation of the screw rod 5 through the transmission of the transmission mechanism, then the screw rod 5 can drive the nut seat 6 to do linear reciprocating motion, and simultaneously the vehicle door push rod 3 is driven to realize the motion. In the motion process of opening or closing the vehicle door, the motion of the nut seat 6 can generate an axial force along the screw rod 5, the axial force acts on the joint of the vehicle door push rod 3 and the vehicle body through the vehicle door push rod 3, at the moment, the vehicle body can generate a reaction force to the vehicle door push rod 3 and the vehicle door, and a rotation force arm can exist between the reaction force and the rotation center of the vehicle door because the reaction force does not pass through the rotation center of the vehicle door, so that the rotation torque can be generated, and the vehicle door can be automatically opened or closed.
Regarding the hovering function, when the vehicle door is opened and closed, the driving mechanism is powered off and does not work, and the vehicle door is stably hovered in a half-opened state by the cooperation of the friction force of the screw rod 5 and the nut seat 6 and the action of the damper 9.
The above, only be the preferred embodiment of the utility model, it is not right the utility model discloses do any restriction, all according to utility model technical substance to any simple modification, change and the equivalent structure change of doing of above embodiment, all still belong to the utility model discloses technical scheme's within the scope of protection.
Claims (10)
1. An automatic opening and closing actuator assembly for a vehicle door, comprising:
the actuator shell is arranged on the vehicle door and is provided with an inner cavity;
a drive mechanism disposed in the inner chamber and configured to provide power;
the electric control device is used for controlling the operation of the driving mechanism and is respectively electrically connected with the traveling crane computer and the driving mechanism;
the vehicle door push rod is connected with the vehicle body;
the transmission mechanism is in transmission connection with the driving mechanism and the vehicle door push rod respectively;
the automobile door push rod is characterized in that one end of the automobile door push rod is hinged with the spherical surface of the transmission mechanism, and the other end of the automobile door push rod is hinged with the spherical surface of the automobile body.
2. The automatic door opening and closing actuator assembly according to claim 1, wherein: the transmission mechanism comprises a gear transmission assembly in transmission connection with the driving mechanism, a lead screw in transmission fit with the gear transmission assembly, and a nut seat which is sleeved on the lead screw and can make reciprocating linear motion along the lead screw, and the vehicle door push rod is hinged to the spherical surface of the nut seat.
3. The automatic door opening and closing actuator assembly according to claim 1, wherein: the driving mechanism comprises a motor, a driving gear box and a damper which are sequentially arranged, wherein the damper is in transmission connection with the transmission mechanism.
4. The automatic door opening and closing actuator assembly according to claim 1, wherein: the electric control device is a Hall circuit board.
5. The automatic door opening and closing actuator assembly according to claim 1, wherein: the two ends of the car door push rod are respectively in spherical hinged fit with the transmission mechanism and the car body through a spherical hinge structure, and the spherical hinge structure comprises a first connecting hole formed in the car door push rod, a second connecting hole formed in the transmission mechanism and the car body, a pin shaft penetrating through the first connecting hole and the second connecting hole, and a bearing installed between the pin shaft and the car door push rod.
6. The automatic door opening and closing actuator assembly according to claim 1, wherein: the car door push rod is composed of an inclined section and a straight line section, and the inclined section is hinged with the spherical surface of the transmission mechanism.
7. The automatic door opening and closing actuator assembly according to claim 1, wherein: the actuator shell is divided into a power chamber, a transmission chamber and an output chamber by a partition plate, wherein the driving mechanism and the electric control device are installed in the power chamber, one part of the transmission mechanism is installed in the transmission chamber, the other part of the transmission mechanism is installed in the output chamber, and the vehicle door push rod is installed in the output chamber.
8. The automatic vehicle door opening and closing actuator assembly according to claim 7, wherein: the partition plate is a T-shaped partition plate, the actuator shell further comprises an upper cover plate, a lower cover plate and a side cover plate, the upper cover plate and the T-shaped partition plate are spliced to form the power chamber, the lower cover plate and the T-shaped partition plate are spliced to form the output chamber, and the side cover plate and the T-shaped partition plate are spliced to form the transmission chamber; and the side cover plate is provided with an inlet and outlet hole, and the vehicle door push rod can penetrate through the inlet and outlet hole and extend out of the actuator shell.
9. The automatic vehicle door opening and closing actuator assembly according to claim 7, wherein: the electric control device is arranged on one side far away from the transmission cavity, an opening is formed in one end, far away from the transmission cavity, of the actuator shell, the opening is right opposite to the electric control device, and a waterproof plug is arranged on the opening.
10. The automatic door opening and closing actuator assembly according to claim 1, wherein: the car door push rod on the car door is provided with a stroke limiting block, and the stroke limiting block can be abutted against the actuator shell to form limiting fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120639452.XU CN218206327U (en) | 2021-03-30 | 2021-03-30 | Automatic opening and closing actuator assembly for vehicle door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120639452.XU CN218206327U (en) | 2021-03-30 | 2021-03-30 | Automatic opening and closing actuator assembly for vehicle door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218206327U true CN218206327U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120639452.XU Active CN218206327U (en) | 2021-03-30 | 2021-03-30 | Automatic opening and closing actuator assembly for vehicle door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218206327U (en) |
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2021
- 2021-03-30 CN CN202120639452.XU patent/CN218206327U/en active Active
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