CN218715959U - Electric small door actuator assembly on vehicle fuel feeding tank cover or charging tank cover - Google Patents
Electric small door actuator assembly on vehicle fuel feeding tank cover or charging tank cover Download PDFInfo
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- CN218715959U CN218715959U CN202120572602.XU CN202120572602U CN218715959U CN 218715959 U CN218715959 U CN 218715959U CN 202120572602 U CN202120572602 U CN 202120572602U CN 218715959 U CN218715959 U CN 218715959U
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Abstract
The utility model provides an automobile-used electronic wicket executor assembly that adds on fuel tank cap or charging case lid, relates to automobile parts's technical field, includes: an actuator housing; a drive mechanism; the electric control device is used for controlling the operation of the driving mechanism and is electrically connected with the traveling crane computer; the output device is used for driving the opening and closing of the fuel charging tank cover or the charging tank cover; the input end of the self-locking transmission mechanism is in transmission connection with the driving mechanism, and the output end of the self-locking transmission mechanism is connected with the output device; the clutch mechanism is connected between the transmission mechanism and the output device and has a separation state and an engagement state. When the clutch mechanism is in an engaged state, the driving mechanism can drive the fuel charging box cover or the charging box cover to open and close through the output device; the clutch mechanism can be switched from an engaging state to a disengaging state by manually pressing the fuel charging box cover or the charging box cover to apply a certain torque force, so that the reverse self-locking function of the self-locking transmission mechanism is released, and the fuel charging box cover or the charging box cover is manually opened and closed.
Description
Technical Field
The utility model belongs to the technical field of the technique of automobile parts and specifically relates to an automobile-used electronic wicket executor assembly that adds fuel tank cap or charging case lid.
Background
Nowadays, with the development of the automobile industry and the improvement of the automobile popularity, people have higher and higher requirements on the performance of automobiles, and pay more attention to the rapidness, convenience and safety in various operations of the automobiles, so that automobile enterprises are particularly important for the improvement of the vehicle structure and the application of new technologies.
Among the traditional structure, open and close filler cap wicket or the filler cap wicket that charges, mostly adopt mechanical system to realize unblanking or shutting, the lock lever is fixed on the wicket promptly, and the lock sleeve is fixed on the automobile body seat, realizes the switching through pressing or pulling the cable, receives the influence of external factor very easily like this and leads to the maloperation.
The existing part of research and development personnel improve the traditional structure, and the mode of integrating a mechanical locking structure and an electric locking structure on one actuator is adopted for opening and closing the small door of the oil filler cover. For example: a previously applied utility model patent with the application number of CN201610754330.9 discloses a micro actuator for an oil filling wicket and a charging wicket, which comprises a lock seat assembly and a lock rod, wherein the lock seat assembly comprises a base, a lock plate and a motor, and a closed motor cavity and a lock cavity with an opening at one end are arranged in the base; a locking plate and a reset piece are arranged in the locking cavity, and a locking hole and a locking protrusion are arranged at the center of the locking plate; a motor, a gear sleeve and a positioning pin are arranged in the motor cavity, a sliding block at one end of the positioning pin is arranged in an arc-shaped groove on the end surface of the gear sleeve in a sliding mode, and the other end of the positioning pin extends into the locking cavity and locks the resetting piece; be equipped with first inclined plane, second inclined plane, first guide slot, second guide slot on the outer wall of locking lever, dodge groove and locking groove, when the locking lever was inserted in the lockhole, the lock was protruding to get into between first inclined plane and the second inclined plane and the locking under the reset action of piece that resets at the locking inslot along the second guide slot. The utility model discloses be in the same place motor drive and push type drive collection, simple structure is compact, small, has saved the design space, and convenient operation, locking are reliable moreover.
The actuator with the structure similar to the structure belongs to the actuator on the fuel charging tank cap or the charging tank cap of the vehicle which is mainstream in the market, and at least has the following defects through market feedback and continuous use tests: 1. the automatic locking device has strong self-locking force, and once an actuator or related components of the electric part are damaged, a user cannot manually open the fuel feeding box cover or the charging box cover; 2. the actuator is exposed and easy to be attached with dust; 3. the long-time charging, executor risk of intaking is great, leads to executor functional failure. Therefore, more and more automobile manufacturers are eagerly developing new electric door opening methods to improve the overall performance of the actuator assembly on the automobile fuel tank cap or the charging box cap.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned not enough of prior art, the utility model provides an automobile-used electronic wicket executor assembly that adds on fuel tank cap or the charging case lid.
The technical proposal of the utility model for solving the technical problem is that: an electric wicket actuator assembly for a vehicle refueling or charging cap comprising:
the actuator shell is arranged in the vehicle body and 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 electrically connected with the traveling crane computer;
the output device is used for driving the opening and closing of the fuel charging tank cover or the charging tank cover;
further comprising:
the input end of the self-locking transmission mechanism is in transmission connection with the driving mechanism, the output end of the self-locking transmission mechanism is connected with the output device, and the self-locking transmission mechanism has a reverse self-locking function;
a clutch mechanism connected between the transmission mechanism and the output device, and having a disengaged state and an engaged state;
when the clutch mechanism is in an engaged state, the driving mechanism can drive the fuel charging box cover or the charging box cover to open and close through the output device; the clutch mechanism can be switched from an engaging state to a disengaging state by manually pressing the fuel charging box cover or the charging box cover to apply a certain torque force, so that the reverse self-locking function of the self-locking transmission mechanism is released, and the fuel charging box cover or the charging box cover is manually opened and closed.
Preferably, the self-locking transmission mechanism comprises a motor, a worm sleeved on an output shaft of the motor, and a transmission gear set in meshing transmission with the worm, and the transmission gear set is also in transmission connection with the clutch mechanism.
Preferably, the transmission gear set comprises a transition duplicate gear and an output duplicate gear;
the transition dual gear comprises a worm gear part and a first straight tooth part, the output dual gear comprises a second straight tooth part and an output tooth part, the worm is in meshing transmission with the worm gear part, the first straight tooth part is in meshing transmission with the second straight tooth part, and the output tooth part is in meshing transmission with the clutch mechanism.
Preferably, the clutch mechanism comprises a clutch housing, a clutch gear assembly arranged in the clutch housing, and an elastic switching piece positioned between the clutch housing and the clutch gear assembly;
the clutch gear assembly is in transmission connection with the self-locking transmission mechanism and the output device respectively, and can be engaged with or disengaged from the clutch gear under the action of the elastic switching piece.
Preferably, the clutch gear assembly comprises a first clutch gear plate and a second clutch gear plate which can be mutually engaged or disengaged, and a clutch shaft in transmission connection with the second clutch gear plate, wherein the second clutch gear plate is in transmission connection with the output device, and the first clutch gear plate is in transmission connection with the self-locking transmission mechanism.
Preferably, the clutch housing is provided with a clutch input tooth part which is in meshing transmission with the self-locking transmission mechanism, the clutch housing is further provided with a positioning boss, the first clutch gear plate is provided with a positioning hole, and the positioning boss is inserted into the positioning hole.
Preferably, the second clutch gear plate is further provided with a clutch output gear part, the clutch housing is provided with a through hole, and the clutch output gear part penetrates through the through hole to extend out of the clutch housing and is in meshing transmission with the output device.
Preferably, the first clutch gear plate is provided with first trapezoidal teeth, the second clutch gear plate is provided with second trapezoidal teeth, the orientations of the first trapezoidal teeth and the second trapezoidal teeth are opposite, and the first trapezoidal teeth can be engaged with or separated from the second trapezoidal teeth.
Preferably, the elastic switching member is a corrugated spring member.
Preferably, the clutch housing comprises a clutch upper cover and a clutch bottom shell which are detachably connected, and the clutch input teeth are arranged on the clutch bottom shell.
The beneficial effects of the utility model reside in that: 1. the self-locking transmission mechanism adopting the worm and gear structure realizes a forward transmission function, so that the fuel charging tank cover or the charging box cover can be opened/closed electrically, and has a reverse self-locking function, thereby ensuring that the fuel charging tank cover or the charging box cover has automatic position holding force under the non-electric action.
2. Through the arrangement and the work of the clutch mechanism, when the clutch mechanism is in an engaged state, the driving mechanism can drive the opening and the closing of the fuel charging box cover or the charging box cover through the output device; when the electric part is powered off or fails, the fuel charging box cover or the charging box cover can be manually operated, so that the clutch mechanism is switched from the engaging state to the disengaging state, the reverse self-locking function of the self-locking transmission mechanism is released, and the fuel charging box cover or the charging box cover is manually opened and closed.
3. When the vehicle body is electrified and the electric part is in a normal state, the fuel charging tank cover or the charging box cover is manually pushed to trigger the electric automatic opening and closing function of the fuel charging tank cover or the charging box cover.
4. The anti-pinch function is provided, and the opening/closing action of the fuel tank cap or the charging box cap stops when the fuel tank cap or the charging box cap touches an obstacle in the opening and closing process.
Drawings
Fig. 1 is a schematic structural view of the electric small door actuator assembly of the present invention in a closed position.
Fig. 2 is a schematic structural view of the electric small door actuator assembly of the present invention in an open position.
Fig. 3 is a schematic view of the inner bottom structure of the electric small door actuator assembly of the present invention.
Fig. 4 is a schematic view of the inner top structure of the actuator assembly of the electric wicket gate of the present invention.
Fig. 5 is an exploded view of the present invention.
Fig. 6 is an exploded schematic view of the self-locking transmission, clutch and output device.
Fig. 7 is an exploded schematic view of the clutch mechanism in an engaged state.
Fig. 8 is an exploded schematic view of the clutch mechanism in a disengaged state.
Fig. 9 is an exploded cross-sectional view of the clutch mechanism.
Fig. 10 is an assembly schematic of the clutch mechanism.
Fig. 11 is a sectional view of the clutch mechanism in an engaged state.
Fig. 12 is a sectional view of the clutch mechanism in a disengaged state.
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 12, an electric wicket actuator assembly on a refueling or charging cap for a vehicle includes:
the actuator shell 1 is arranged in the vehicle body and is provided with an inner cavity 4. Preferably, a waterproof plug 2 is arranged at the wire inlet end of the actuator shell 1, and a framework oil seal 3 is arranged at the output end (output device) of the actuator shell 1, so that the overall waterproof and dustproof sealing performance is improved, and the normal operation of internal power utilization accessories is ensured;
a driving mechanism arranged in the inner cavity 4 and used for providing power, preferably adopting a motor 5;
the electric control device is used for controlling the operation of the driving mechanism and is electrically connected with the traveling crane computer, and the electric control device mainly comprises an ECU circuit board 6 arranged in the actuator shell 1 and used for realizing the communication and control connection between the traveling crane computer and the motor 5;
an output device 7 for driving the opening and closing of the refueling cap or the charging cap, the output device 7 being in the form of an output gear in the present embodiment; further comprising:
the input end of the self-locking transmission mechanism is in transmission connection with the driving mechanism, the output end of the self-locking transmission mechanism is connected with the output device 7, and the self-locking transmission mechanism has a reverse self-locking function. By adopting the self-locking transmission mechanism, the automotive fuel charging tank cover or the charging tank cover can be ensured to be closed on the automobile body in the driving process of the automobile, and the anti-theft effect is also achieved to a certain extent;
a clutch mechanism connected between the transmission mechanism and the output device 7, and having a disengaged state and an engaged state;
the principle when using does: when the clutch mechanism is in an engaged state, the driving mechanism can drive the fuel charging box cover or the charging box cover to open and close through the output device; the clutch mechanism can be switched from an engaging state to a disengaging state by manually pressing the fuel charging box cover or the charging box cover to apply a certain torque force, so that the reverse self-locking function of the self-locking transmission mechanism is released, and the fuel charging box cover or the charging box cover is manually opened and closed.
Regarding the self-locking transmission mechanism, the present embodiment provides an optimized structure, specifically: the self-locking transmission mechanism comprises a motor 5, a worm 8 sleeved on an output shaft of the motor 5 and a transmission gear set in meshing transmission with the worm 8, and the transmission gear set is also in transmission connection with the clutch mechanism. With the above structure, it can be clearly understood that the self-locking force of the transmission mechanism comes from the cooperation of the worm 8 and the worm wheel. When power comes from the driving mechanism, the worm and gear type structure is normally matched to realize power transmission, and the self-locking function is not started; when power comes from external force, power transmission direction is reverse, and the worm gear formula structure can't realize power transmission to the power transmission of the whole drive mechanism of locking, self-locking function opens, and then prevents to add fuel tank cap or charging case lid and open or close.
Preferably, in order to realize a good power transmission function, reduce the occupied space and improve the operation reliability, the transmission gear set comprises a transition duplicate gear 9 and an output duplicate gear 10; specifically, the transition dual gear 9 includes a worm gear portion 11 and a first straight tooth portion 12, the output dual gear 10 includes a second straight tooth portion 13 and an output tooth portion 14, the worm 8 is in meshing transmission with the worm gear portion 11, the first straight tooth portion 12 is in meshing transmission with the second straight tooth portion 13, and the output tooth portion 14 is in meshing transmission with the clutch mechanism.
Regarding the clutch mechanism, the present embodiment provides a preferable structure, specifically: the clutch mechanism comprises a clutch housing, a clutch gear assembly arranged in the clutch housing, and an elastic switching piece positioned between the clutch housing and the clutch gear assembly. The elastic switching element is a corrugated spring element 15, and may be a spring, a torsion spring or other elastic substance, which is not limited herein.
More specific use of the clutch mechanism is explained below: the clutch gear assembly is respectively in transmission connection with the self-locking transmission mechanism and the output device 7, and can be engaged with or disengaged from the clutch gear under the action of the elastic switching piece. Namely, when the clutch gear assembly is separated, the connection between the self-locking transmission mechanism and the output device 7 can be disconnected, so that the self-locking function of the self-locking transmission mechanism is invalid, and the opening and closing of the oil adding tank cover or the charging box cover can be manually and emergently realized; when the clutch gear assembly is engaged, the transmission between the self-locking transmission mechanism and the output device 7 can be enabled to take effect, and the opening and closing of the oil adding box cover or the charging box cover can be electrically realized.
Regarding the more specific structural scheme of the clutch gear assembly: the clutch gear assembly comprises a first clutch gear piece 16 and a second clutch gear piece 17 which can be mutually jointed or separated, and a clutch shaft 18 in transmission connection with the second clutch gear piece 17, wherein the second clutch gear piece 17 is in transmission connection with the output device 7, and the first clutch gear piece 16 is in transmission connection with the self-locking transmission mechanism. By adopting the structural scheme, the first clutch gear piece 16 is always in transmission connection with the self-locking transmission mechanism, and the second clutch gear piece 17 is also always in transmission connection with the output device 7, so whether the clutch gear piece is in a joint or separation state is determined by the relative position between the first clutch gear piece 16 and the second clutch gear piece 17.
In this embodiment, the clutch housing is provided with a clutch input tooth portion 19 engaged with the self-locking transmission mechanism for transmission, the clutch housing is further provided with a positioning boss 20, the first clutch gear piece 16 is provided with a positioning hole 21, and the positioning boss 20 is inserted into the positioning hole 21. The positioning boss 20 and the positioning hole 21 are matched to realize the transmission connection between the clutch housing and the first clutch gear piece 16. On the other hand, the second clutch gear plate 17 is further provided with a clutch output gear part 22, the clutch housing is provided with a through hole 23, and the clutch output gear part 22 penetrates through the through hole 23 to extend out of the clutch housing and is in meshing transmission with the output device 7. The output device 7 is in transmission connection with the second clutch gear piece 17 through the arrangement of the clutch output gear part 22 and the matching of the clutch output gear part and the output device 7.
In order to realize both the opening function of the refueling cap or the charging box cap and the closing function of the refueling cap or the charging box cap in the manual emergency, the first clutch gear piece 16 and the second clutch gear piece 17 need to be specially limited. If the ratchet-shaped matching mode is adopted and only the capability of unidirectional movement is provided, the dual functions of manual opening and closing cannot be realized. In a preferred embodiment, the first clutch gear plate 16 is provided with a first trapezoidal tooth 24, the second clutch gear plate 17 is provided with a second trapezoidal tooth 25, the first trapezoidal tooth 24 and the second trapezoidal tooth 25 are opposite in orientation, and the first trapezoidal tooth 24 can be engaged with or disengaged from the second trapezoidal tooth 25. With the above preferred structure, the second clutch gear piece 17 can rotate forward and backward relative to the first clutch gear piece 16 by the cooperation of the first trapezoidal teeth 24 and the second trapezoidal teeth 25, and thus the dual function of manually opening and closing the oil tank cap or the charging box cap can be realized.
In order to achieve easy mounting or dismounting of the clutch gear assembly, the clutch housing comprises a clutch upper cover 26 and a clutch bottom cover 27 which are detachably connected (preferably in a snap-fit manner), and the clutch input teeth 19 are arranged on the clutch bottom cover 27 in order to achieve transmission.
Preferably, the output device 7 has a non-standard pattern 31 thereon to distinguish whether the actuator is in an open state or a closed state.
Example two
Compared with the technical scheme of the first embodiment, the present embodiment has the advantages that the motor shaft sleeve 28 and the motor baffle 29 are additionally arranged on the output shaft of the motor 5 (driving mechanism) to prevent the worm-and-gear structure from being displaced when being subjected to a lateral force, so that the related components can be stably maintained on the station thereof, and the normal operation of the whole body is ensured.
EXAMPLE III
Compared with the other embodiments, the present embodiment integrates a resistive position sensor 30 on the ECU circuit board 6 for monitoring and feeding back the position of the fuel tank cap or the charging box cap.
Example four
Compared with the technical solutions of the other embodiments, the ECU circuit board 6 has a self-learning memory function to memorize the operation rule of the refueling cap or the charging cap of each vehicle, and the ECU circuit board 6 automatically adjusts and adapts.
EXAMPLE five
Compared with the technical solutions of the other embodiments, the ECU circuit board 6 further integrates an anti-pinch function, and when the fuel tank cap or the charging box cap touches an obstacle during opening/closing, the opening/closing operation is automatically stopped.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to utility model technical entity to any simple modification, change and the equivalent structure change of doing above embodiment, all still belong to the utility model discloses technical scheme's within the scope of protection.
Claims (10)
1. An electric wicket actuator assembly for a vehicle refueling or charging cap comprising:
the actuator shell is arranged in the vehicle body and provided with an inner cavity;
the driving mechanism is arranged in the inner cavity and used for providing power;
the electric control device is used for controlling the operation of the driving mechanism and is electrically connected with the traveling crane computer;
the output device is used for driving the opening and closing of the fuel charging tank cover or the charging tank cover;
it is characterized by also comprising:
the input end of the self-locking transmission mechanism is in transmission connection with the driving mechanism, the output end of the self-locking transmission mechanism is connected with the output device, and the self-locking transmission mechanism has a reverse self-locking function;
a clutch mechanism connected between the transmission mechanism and the output device, and having a disengaged state and an engaged state;
when the clutch mechanism is in a joint state, the driving mechanism can drive the fuel charging tank cover or the charging tank cover to open and close through the output device; the clutch mechanism can be switched from an engaging state to a disengaging state by manually pressing the fuel charging box cover or the charging box cover to apply a certain torque force, so that the reverse self-locking function of the self-locking transmission mechanism is released, and the fuel charging box cover or the charging box cover is manually opened and closed.
2. The motor-operated wicket actuator assembly for a vehicle filler cap or charger cap of claim 1, wherein: the self-locking transmission mechanism comprises a motor, a worm sleeved on an output shaft of the motor and a transmission gear set in meshing transmission with the worm, and the transmission gear set is also in transmission connection with the clutch mechanism.
3. The motor-operated wicket actuator assembly for a vehicle filler cap or charger cap of claim 2, wherein: the transmission gear set comprises a transition duplicate gear and an output duplicate gear;
the transition dual gear comprises a worm gear part and a first straight tooth part, the output dual gear comprises a second straight tooth part and an output tooth part, the worm is in meshing transmission with the worm gear part, the first straight tooth part is in meshing transmission with the second straight tooth part, and the output tooth part is in meshing transmission with the clutch mechanism.
4. The motor-operated wicket actuator assembly for a vehicle filler cap or charger cap of claim 1, wherein: the clutch mechanism comprises a clutch shell, a clutch gear assembly arranged in the clutch shell and an elastic switching piece positioned between the clutch shell and the clutch gear assembly;
the clutch gear assembly is in transmission connection with the self-locking transmission mechanism and the output device respectively, and can be engaged with or disengaged from the clutch gear under the action of the elastic switching piece.
5. The motor-driven wicket actuator assembly for a vehicle refueling or charging cap of claim 4 wherein: the clutch gear assembly comprises a first clutch gear plate and a second clutch gear plate which can be mutually jointed or separated, and a clutch shaft in transmission connection with the second clutch gear plate, wherein the second clutch gear plate is in transmission connection with an output device, and the first clutch gear plate is in transmission connection with the self-locking transmission mechanism.
6. The motor-driven wicket actuator assembly for a vehicle refueling or charging cap of claim 5 wherein: the clutch gear piece is characterized in that a clutch input tooth part which is in meshing transmission with the self-locking transmission mechanism is arranged on the clutch shell, a positioning boss is further arranged on the clutch shell, a positioning hole is formed in the first clutch gear piece, and the positioning boss is inserted into the positioning hole.
7. The motor-driven wicket actuator assembly for a vehicle refueling or charging cap of claim 6 wherein: the second clutch gear plate is also provided with a clutch output gear part, the clutch housing is provided with a through hole, and the clutch output gear part penetrates through the through hole to extend out of the clutch housing and is in meshing transmission with the output device.
8. The motor-driven wicket actuator assembly for a vehicle refueling or charging cap of claim 5 wherein: first clutch gear piece on be equipped with first trapezoidal tooth, second clutch gear piece on be equipped with the trapezoidal tooth of second, the orientation of first trapezoidal tooth opposite with the trapezoidal tooth of second, just first trapezoidal tooth can with the trapezoidal tooth joint of second or separation.
9. The motor-driven wicket actuator assembly for a vehicle refueling or charging cap of claim 4 wherein: the elastic switching piece is a corrugated spring piece.
10. The motor-driven hatch actuator assembly for vehicle refueling or charging lids as defined in claim 6 wherein: the clutch shell comprises a clutch upper cover and a clutch bottom shell which are detachably connected, and the clutch input tooth part is arranged on the clutch bottom shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120572602.XU CN218715959U (en) | 2021-03-19 | 2021-03-19 | Electric small door actuator assembly on vehicle fuel feeding tank cover or charging tank cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120572602.XU CN218715959U (en) | 2021-03-19 | 2021-03-19 | Electric small door actuator assembly on vehicle fuel feeding tank cover or charging tank cover |
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| Publication Number | Publication Date |
|---|---|
| CN218715959U true CN218715959U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120572602.XU Active CN218715959U (en) | 2021-03-19 | 2021-03-19 | Electric small door actuator assembly on vehicle fuel feeding tank cover or charging tank cover |
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| CN (1) | CN218715959U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943003A (en) * | 2021-03-19 | 2021-06-11 | 宁波华楷电子科技有限公司 | Electric small door actuator assembly on vehicle fuel charging tank cover or charging tank cover |
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2021
- 2021-03-19 CN CN202120572602.XU patent/CN218715959U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112943003A (en) * | 2021-03-19 | 2021-06-11 | 宁波华楷电子科技有限公司 | Electric small door actuator assembly on vehicle fuel charging tank cover or charging tank cover |
| CN112943003B (en) * | 2021-03-19 | 2024-08-13 | 宁波华楷电子科技有限公司 | Electric small door actuator assembly on automobile-used fuel tank cap or charging box cap |
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