CN211258157U - Hidden handle actuator for automobile - Google Patents
Hidden handle actuator for automobile Download PDFInfo
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- CN211258157U CN211258157U CN201921655731.4U CN201921655731U CN211258157U CN 211258157 U CN211258157 U CN 211258157U CN 201921655731 U CN201921655731 U CN 201921655731U CN 211258157 U CN211258157 U CN 211258157U
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Abstract
The utility model relates to an automobile hidden handle actuator, which comprises a shell, a motor, a transmission device, a control unit, a linear propulsion device and a propulsion stroke induction device; a screw rod in the linear propelling device is in threaded fit with a cylindrical long nut, one end of the cylindrical long nut is positioned inside the shell, the other end of the cylindrical long nut is positioned outside the shell, the sliding groove is formed in the inner side wall of the shell, the sliding block is fixed on the side wall of the cylindrical long nut and embedded into the sliding groove, and the motor is in transmission connection with the screw rod through a transmission device; the magnet in the propulsion stroke sensing device is in transmission connection with the transmission device, the Hall sensor is perpendicular to the magnetic induction line of the magnet, and the magnetic field signal output end of the Hall sensor is electrically connected with the magnetic field signal input end of the control unit. The utility model discloses make the operator need not to carry out manual pulling handle, can guarantee when not using the handle, in the handle can be pulled back the door by the executor, with door surface parallel and level, not only reduced adhering to of dust, still can reduce the windage in high-speed traveling.
Description
Technical Field
The utility model relates to an electronic pushing means, concretely relates to push-and-pull executor for car handle.
Background
The traditional door handles are basically manual, after a user unlocks a door lock signal, the user holds the handles and opens the door under the action of pulling force, the manual handles are connected with the door through a manual elastic mechanical device, the manual handles need to be exposed on the surface of the door in order to be pulled open by the operator conveniently, dust is easy to adhere to the manual handles, and the problems of wind resistance and the like caused by high-speed driving are solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming being connected through manual elastic mechanical device between current manual handle and the door and being connected, the existence draws back for the convenience of operator, and manual handle just need expose in the problem on door surface, provides a hidden handle executor of car.
The utility model discloses a hidden handle actuator of an automobile, which comprises a shell, a motor, a transmission device and a control unit, wherein the motor, the transmission device and the control unit are all arranged in the shell, and a power output shaft of the motor is in transmission connection with the transmission device; the motor driving signal output end of the control unit is electrically connected with the driving signal input end of the motor;
the actuator also comprises a linear propulsion device and a propulsion stroke sensing device;
the linear propulsion device comprises a screw and a cylindrical long nut;
the motor is in transmission connection with the screw through the transmission device, so that the motor can drive the screw to rotate, and the cylindrical long nut can make linear motion along the long axis direction of the cylindrical long nut;
the propulsion stroke sensing device comprises a magnet and a Hall sensor;
the magnet is in transmission connection with the transmission device, so that the magnet is linked with the cylindrical long nut, and the linear motion of the cylindrical long nut is converted into the rotary motion of the magnet;
the magnetic field signal output end of the Hall sensor is electrically connected with the magnetic field signal input end of the control unit, so that the Hall sensor can detect the number of turns of the rotary motion of the magnet.
The utility model has the advantages that: compared with the prior art, the actuator receives the instruction of the control unit, drives the transmission device, and the motion state of the push rod extends or contracts to make the operator not need to manually pull the handle, so that the handle can be pulled back into the car door by the actuator when the handle is not used, and is parallel and level with the surface of the car door, thereby not only reducing the adhesion of dust, but also reducing the wind resistance during high-speed running.
Drawings
Fig. 1 is a schematic view of the general structure of a hidden handle actuator for an automobile according to the present invention.
Fig. 2 is a schematic sectional structure view of fig. 1.
Fig. 3 is a schematic view of the structure of the casing and the control unit of the hidden handle actuator for automobile of the present invention.
Fig. 4 is a schematic view of the matching structure of the motor, the transmission device and the linear propulsion device of the hidden handle actuator of the vehicle of the present invention.
Fig. 5 is an electrical structural diagram of a control unit of the hidden handle actuator of the present invention.
Fig. 6 is a circuit diagram of the controller in fig. 5.
Fig. 7 is a circuit diagram of the motor driving circuit, the current monitoring circuit and the peripheral circuits in fig. 5.
Fig. 8 is a circuit diagram of the hall signal processing circuit in fig. 5.
Fig. 9 is a circuit diagram of the temperature detection circuit in fig. 5.
Fig. 10 is a diagram of the power circuit and its peripheral circuits in fig. 5.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-10, an automobile hidden handle actuator comprises a shell 1, a motor 2, a transmission device 3 and a control unit 4, wherein the motor 2, the transmission device 3 and the control unit 4 are all arranged in the shell 1, and a power output shaft of the motor 2 is in transmission connection with the transmission device 3; the motor driving signal output end of the control unit 4 is electrically connected with the driving signal input end of the motor 2;
the actuator also comprises a linear propulsion device 5 and a propulsion stroke sensing device 6;
the linear propulsion device 5 comprises a screw rod 5-1, a cylindrical long nut 5-2, a sliding chute 5-3 and a sliding block 5-4 matched with the sliding chute 5-3;
the screw rod 5-1 is positioned in the shell 1, and the screw rod 5-1 is in threaded fit with the cylindrical long nut 5-2;
one end of a cylindrical long nut 5-2 is positioned inside the shell 1, and the other end penetrates through the shell 1 and is positioned outside the shell 1;
the sliding chute 5-3 is arranged on the inner side wall of the shell 1, and the sliding chute 5-3 is parallel to the long axis of the cylindrical long nut 5-2;
the sliding block 5-4 is fixed on the side wall of the cylindrical long nut 5-2 and is embedded into the sliding groove 5-3;
the motor 2 is in transmission connection with the screw rod 5-1 through the transmission device 3, so that the motor 2 can drive the screw rod 5-1 to rotate, and the cylindrical long nut 5-2 can make linear motion along the long axis direction of the cylindrical long nut;
the propulsion stroke sensing device 6 comprises a magnet 6-1 and a Hall sensor 6-2;
the magnet 6-1 is in transmission connection with the transmission device 3, so that the magnet 6-1 is linked with the cylindrical long nut 5-2, and the linear motion of the cylindrical long nut 5-2 is converted into the rotary motion of the magnet 6-1;
the Hall sensor 6-2 is perpendicular to the magnetic induction line of the magnet 6-1, and the magnetic field signal output end of the Hall sensor 6-2 is electrically connected with the magnetic field signal input end of the control unit 4, so that the Hall sensor 6-2 can detect the number of turns of the rotary motion of the magnet 6-1.
Specifically, the housing 1 includes an upper cover and a lower cover, the upper cover and the lower cover are fixedly connected by laser welding, and the lower cover includes a transmission device therein. The upper cover is made of white light-transmitting materials, the lower cover is made of black light-absorbing materials, laser beams penetrate through the white materials, the black materials are melted at high temperature, and finally the laser beams are integrated with the white materials to play a role in fixing.
The motor 2 is assembled into the lower cover, and the motor 2 is provided with soft glue and is fixedly bonded with the lower cover through the soft glue.
The magnet 6-1 and the Hall sensor 6-2 form a propulsion stroke sensing device 6, the propulsion stroke sensing device 6 judges the moving stroke of the cylindrical long nut 5-2, wherein the screw rod 5-1 is externally sleeved and spirally matched with the cylindrical long nut 5-2, the cylindrical long nut 5-2 can be externally sleeved and fixed with a push rod or is used as the push rod, and the Hall number obtained by the Hall sensor 6-2 in the stroke can be calculated by the control unit 4 in the rotating process to judge whether the moving stroke of the push rod meets the requirement.
The sliding block 5-4 not only limits the rotation of the cylindrical long nut 5-2 to enable the cylindrical long nut to move along the linear direction, but also serves as a limiting block to prevent the cylindrical long nut 5-2 from exceeding the length limit of the cylindrical long nut in the process of extending out of the shell 1 and causing the cylindrical long nut to be incapable of retracting.
The control unit 4 is connected with an external upper computer for receiving control, and the control unit 4 is in communication connection with the external upper computer through a communication circuit 4-5 built in the control unit.
Further, the transmission device 3 comprises a small bevel gear 3-1, a large bevel gear 3-2, a small straight gear 3-3 and a large circular gear 3-4;
a power output shaft of the motor 2 is coaxially fixed with a small helical gear 3-1, the small helical gear 3-1 is meshed with a large helical gear 3-2, one side of the large helical gear 3-2 is coaxially fixed with a small straight gear 3-3, the small straight gear 3-3 is meshed with a large circular gear 3-4, and the large circular gear 3-4 is coaxially fixed with a long shaft of a screw 5-1.
Specifically, the transmission device comprises a small helical gear 3-1, a large helical gear 3-2, a small straight gear 3-3 and a large circular gear 3-4; the motor 2 is provided with a small helical gear 3-1, the small helical gear 3-1 is meshed with a large helical gear 3-2, the large helical gear 3-2 is integrated with a small straight gear 3-3, the small straight gear 3-3 is meshed with a large circular gear 3-4, and the large circular gear 3-4 is integrated with a screw 5-1.
The screw rod 5-1 is meshed with the cylindrical long nut 5-2, and the push rod formed by the above components can be in a fully contracted state to a fully extended state under certain reaction force.
One end of the small straight gear 3-3 is provided with a bulge 3-3-1 which is in point contact with the side wall of the lower cover during rotation, and the salient points are in point contact with the side wall of the lower cover during rotation of the dual gear, so that the motion friction is reduced.
Further, the other side of the large bevel gear 3-2 is coaxially fixed with the magnet 6-1.
Specifically, the large helical gear 3-2 and the small straight gear 3-3 form an integrated dual gear, a circular shaft is fixed on the axis of the dual gear, the circular shaft is in interference fit with an inner hole of a magnet 6-1, the dual gear rotates for N circles, and the magnet 6-1 follows the transfer for N circles. Meanwhile, the cylindrical long nut 5-2 is retracted or extended. Therefore, the rotational rotation of the magnet 6-1 and the linear movement of the cylindrical long nut 5-2 can be linked.
Further, the number of the Hall sensors 6-2 is 2, and the 2 Hall sensors are symmetrically arranged by taking the rotating shaft of the magnet 6-1 as the center.
Specifically, the Hall sensor 6-2 detects the rotation of the magnet 6-1 and outputs a Hall number signal, and the Hall number signal is related to the number of turns of the rotation of the magnet 6-1 and is used for indirectly judging whether the moving stroke of the push rod meets the requirement or not.
Further, the actuator also comprises a telescopic sealing sleeve 7;
the telescopic sealing sleeve 7 is buckled and fixed at the other end of the cylindrical long nut 5-2, and the bottom edge of the telescopic sealing sleeve 7 is fixed with the shell 1 around the cylindrical long nut 5-2.
Specifically, the actuator has dual waterproof and dustproof protection, one of which is a telescopic sealing sleeve 7, the telescopic sealing sleeve 7 is fixed on the outer wall of one side, extending out of the push rod, of the shell 1, the outer wall of the shell 1 is fixed on the bottom edge (one end which is relatively large) of the telescopic sealing sleeve 7, and the end head of the other end of the push rod (or the cylindrical long nut 5-2) is fixed on the inner top (one end which is relatively small) of the telescopic sealing sleeve 7. In the process of the extension and contraction of the push rod, the telescopic sealing sleeve 7 extends and contracts along with the extension and contraction of the push rod.
In addition, an O-shaped ring 8 is arranged between the upper cover and the lower cover and used for sealing between the cylindrical long nut 5-2 and the shell 1, so that residual water drops are further isolated, and the protection grade is improved.
Further, the control unit 4 comprises a controller 4-1, a motor driving circuit 4-2, a current monitoring circuit 4-3 and a temperature monitoring circuit 4-4;
the motor starting and stopping signal output end of the controller 4-1 is electrically connected with the motor starting and stopping signal input end of the motor driving circuit 4-2;
the current sampling signal input end of the current monitoring circuit 4-3 is electrically connected with the current sampling signal output end of the control unit 4;
the temperature signal output end of the temperature monitoring circuit 4-4 is electrically connected with the temperature signal input end of the control unit 4.
The controller 4-1 includes an S9S12ZVL32 microcontroller and the motor drive circuit 4-2 includes a VNH7100 motor driver.
The hall sensor 6-2 is a TLE4964 hall sensor.
Specifically, the output end of the Hall sensor 6-2 is connected with the controller 4-1; the input end of the motor driving circuit 4-2 is connected with the controller 4-1 and the power circuit 4-6; the output end of the motor driving circuit 4-2 is connected with the motor.
The chip used by the controller 4-1 is a control chip U2, and the model of the control chip U2 is S9S12ZVL 32.
Chips used by the Hall sensor 6-2 are control chips U3 and U4, and the control chips U3 and U4 are TLE 4964.
The circuit structure of the Hall sensor 6-2 is as follows: a pin 1 of the control chip U3 is respectively connected with a collector of a triode Q3 and one end of a resistor R13; a pin 1 of the control chip U4 is respectively connected with a collector of a triode Q3 and one end of a resistor R14; the other end of the resistor R13 is respectively connected with a pin 2 of the controller U3, one end of the resistor R19 and one end of the capacitor C22; the other end of the resistor R14 is respectively connected with a pin 2 of the controller U4, one end of the resistor R20 and one end of the capacitor C21; the other end of the resistor R19 is connected with a pin 23 of the control chip U2, the other end of the resistor R20 is connected with a pin 22 of the control chip U2, and the other ends of the capacitors C15, C16, C17, C21 and C22 are grounded.
The chip used by the motor driving circuit 4-2 is a control chip U1, and the model of the control chip U1 is VNH 7100.
The circuit structure of the motor drive circuit 4-2 is: pins 4, 5 and 12 of the control chip U1 are all connected with one end of a capacitor CE1, one end of a capacitor C6, one end of a voltage regulator tube ZD1 and a pin 3 of a transistor Q1; a pin 2 of the transistor Q1 is connected with an external power interface, and a pin 1 of the transistor Q1 is connected with one end of the resistor R2 and the other end of the voltage regulator tube ZD 1. The other end of the resistor R2 is grounded; the other end of the capacitor CE1, C6 is grounded.
Pins 2 and 15 of the control chip U1 are connected with one end of the motor 2, and pins 7 and 10 of the control chip U1 are connected with the other end of the motor 2; pins 1, 8, 9 and 16 of the control chip U1 are grounded; the pin 3 of the control chip U1 is respectively connected with one end of a resistor R9 and one end of a capacitor C9; a pin 6 of the control chip U1 is respectively connected with one end of the resistor R10 and one end of the capacitor C10; a pin 11 of the control chip U1 is respectively connected with one end of the resistor R7 and one end of the capacitor C7; a pin 14 of the control chip U1 is respectively connected with one end of the resistor R8 and one end of the capacitor C8; the other end of the resistor R7 is connected with a pin 28 of the controller U2, the other end of the resistor R8 is connected with a pin 8 of the controller U2, the other end of the resistor R9 is connected with a pin 25 of the controller U2, the other end of the resistor R10 is connected with a pin 26 of the controller U2, the other end of the resistor R11 is connected with a pin 7 of the controller U2, and the other ends of the capacitors C7, C8, C9, C10 and C12 are grounded;
the control unit 4 also comprises necessary power supply circuits 4-6, and the input ends of the power supply circuits 4-6 are connected with an external power supply interface; the output end of the power supply circuit 4-6 is connected with the controller 4-1, and the control chip used by the power supply circuit 4-6 is U2, namely the controller 4-1 is also used as the control chip of the power supply circuit 4-6;
the circuit structure of the power supply circuits 4 to 6 is:
the external interface BAT is respectively connected with one end of the capacitor C2, one end of the ESD protection tube TVS1 and one end of the diode D1; the other end of the two-pole terminal D1 is respectively connected with one end of a capacitor CE2, one end of a capacitor C3 and a pin 1 of the control chip; the other end of the capacitor C2 is connected with one end of a capacitor C4; the other end of the ESD protection tube TVS1 is grounded; the other ends of the capacitors CE2, C3 and C4 are grounded.
And, the control chip U2 is also connected with a communication circuit 4-5, namely, a LIN communication interaction is carried out with an external ECU through an internally integrated LIN transceiver.
The current sampling signal input end of the current monitoring circuit 4-3 is electrically connected with the current sampling signal output end of the control unit 4.
The resistor used by the current monitoring circuit 4-3 is a resistor R12, and the circuit structure of the current monitoring circuit 4-3 is as follows: one end of the resistor R12 is connected with the pin 13 of the control chip U1 and one end of the resistor R11 respectively; the other end of the resistor R11 is connected with one end of the capacitor C12, the other end of the resistor R12 is grounded, and the other end of the capacitor C12 is grounded.
The temperature signal output end of the temperature monitoring circuit 4-4 is electrically connected with the temperature signal input end of the control unit 4.
The resistor used by the temperature monitoring circuit 4-4 is a thermistor RT1, and the circuit structure of the temperature monitoring circuit 4-4 is as follows: one end of the thermistor RT1 is respectively connected with one end of the resistor R18 and one end of the resistor R6; the other end of thermistor RT1 is connected to ground.
The output terminal VSUP of the power circuit 4-6 is connected to pin 1 of the control chip U2; an output voltage VDDX of a pin 29 of the control chip U2 is respectively connected with one end of the C15, one end of the C16, an emitter of the triode Q3, a base of the triode Q3 and a pin 31 of the control chip U2; the collector of the triode Q3 is respectively connected to one end of a resistor R6, one end of a control chip U3, one end of a capacitor C17, one end of a control chip U4, one end of a resistor R13 and one end of a resistor R14.
The utility model discloses when using, input BAT through power supply circuit 4-6 is with 9-16V voltage input, through electric capacity, the diode, the input circuit that ESD protection tube and transistor are constituteed, give control chip U2 internal integration's LDO and control chip U1 power supply respectively, 5V voltage by control chip U2 output is control chip U3 and control chip U4 power supply, final control chip U2 realizes the flexible of executor through control chip U1, motor speed adjusts, the protection of electric current lock-rotor, circuit fault detects, the accurate control of executor stroke.
The utility model discloses the theory of operation does:
1. when the control unit 4 in the actuator receives an opening instruction of an upper computer, the motor 2 starts to rotate in a forward direction, the small bevel gear 3-1 is pressed on a motor shaft in an interference mode, the small bevel gear 3-1 drives the large bevel gear 3-2 to rotate, the large bevel gear 3-2 and the small straight gear 3-3 are duplicate gears, the small straight gear 3-3 drives the large circular gear 3-4 to rotate, the large circular gear 3-4 and the screw 5-1 are duplicate gears, the screw 5-1 drives the cylindrical long nut 5-2 to rotate, the cylindrical long nut 5-2 is contained in the push rod and drives the push rod to move linearly, and similarly, when the control unit 4 receives a closing instruction of the upper computer, the cylindrical long nut 5-2 moves linearly in a reverse direction.
2. The actuator accurately controls the stroke: the magnet 6-1 is fixed on a circular shaft of the small straight gear 3-3, the surface of the magnet 6-1 is magnetized, electronic components are attached to a patch of the control unit 4 and comprise two Hall sensors 6-2, the Hall sensors 6-2 are matched with the magnet 6-1 for use, the small straight gear 3-3 drives the magnet 6-1 to rotate at an equal angular speed, the magnet 6-1 rotates for one circle, the two Hall sensors 6-2 sense two Hall signals, the theoretical stroke of the actuator corresponds to the theoretical Hall signal quantity, the control unit 4 detects the actual Hall signal quantity in the movement process, when the actual Hall signal quantity is close to the theoretical quantity value, the control unit 4 can automatically stop supplying power to the motor 2, and the linear movement distance is accurately controlled.
3. Locked rotor protection of an actuator: as shown in the principle 1, when the control unit 4 receives an opening instruction of an upper computer, the cylindrical long nut 5-2 can move linearly all the time, when the position of the cylindrical long nut 5-2 is completely extended, the limiting block on the cylindrical long nut 5-2 is contacted with the shell 1, if the Hall signal fails, the internal control unit 4 can identify the locked rotor fault, accurately stop power supply within a certain time, protect the reliability of the motor 2 and the mechanism, and upload a fault signal to the external upper computer through the control unit 4.
4. The speed regulation function of the actuator is as follows: the control unit 4 in the actuator can also comprise a pulse width modulation module, and the power supply voltage of the motor 2 is adjusted through different duty ratios to achieve the effect of adjusting the speed.
The various principle methods adopted are all based on the prior art. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by adopting equivalent replacement or equivalent transformation fall within the protection scope of the present invention.
Claims (10)
1. An automobile hidden handle actuator comprises a shell (1), a motor (2), a transmission device (3) and a control unit (4), wherein the motor (2), the transmission device (3) and the control unit (4) are all arranged in the shell (1), and a power output shaft of the motor (2) is in transmission connection with the transmission device (3); the motor driving signal output end of the control unit (4) is electrically connected with the driving signal input end of the motor (2);
the actuator is characterized by also comprising a linear propelling device (5) and a propelling stroke sensing device (6);
the linear propulsion device (5) comprises a screw (5-1) and a cylindrical long nut (5-2);
the motor (2) is in transmission connection with the screw rod (5-1) through a transmission device (3), so that the motor (2) can drive the screw rod (5-1) to rotate, and the cylindrical long nut (5-2) can make linear motion along the long axis direction of the cylindrical long nut;
the propulsion stroke sensing device (6) comprises a magnet (6-1) and a Hall sensor (6-2);
the magnet (6-1) is in transmission connection with the transmission device (3), so that the magnet (6-1) is linked with the cylindrical long nut (5-2), and the linear motion of the cylindrical long nut (5-2) is converted into the rotary motion of the magnet (6-1);
the magnetic field signal output end of the Hall sensor (6-2) is electrically connected with the magnetic field signal input end of the control unit (4), so that the Hall sensor (6-2) can detect the number of turns of the rotary motion of the magnet (6-1).
2. The hidden handle actuator of the automobile as claimed in claim 1, wherein the linear propulsion device (5) further comprises a sliding slot (5-3) and a sliding block (5-4) matched with the sliding slot (5-3);
the screw (5-1) is positioned in the shell (1), and the screw (5-1) is in threaded fit with the cylindrical long nut (5-2);
one end of the cylindrical long nut (5-2) is positioned inside the shell (1), and the other end of the cylindrical long nut penetrates through the shell (1) and is positioned outside the shell (1);
the sliding groove (5-3) is arranged on the inner side wall of the shell (1), and the sliding groove (5-3) is parallel to the long axis of the cylindrical long nut (5-2);
the sliding block (5-4) is fixed on the side wall of the cylindrical long nut (5-2) and embedded into the sliding groove (5-3).
3. The hidden handle actuator of automobile as claimed in claim 1, wherein the Hall sensor (6-2) is arranged perpendicular to the magnetic induction line of the magnet (6-1).
4. The hidden handle actuator for automobile according to claim 1, wherein the transmission device (3) comprises a small bevel gear (3-1), a large bevel gear (3-2), a small spur gear (3-3) and a large circular gear (3-4);
the power output shaft of the motor (2) is coaxially fixed with the small helical gear (3-1), the small helical gear (3-1) is meshed with the large helical gear (3-2), one side of the large helical gear (3-2) is coaxially fixed with the small straight gear (3-3), the small straight gear (3-3) is meshed with the large circular gear (3-4), and the large circular gear (3-4) is coaxially fixed with the long shaft of the screw (5-1).
5. The hidden handle actuator for automobile as claimed in claim 4, wherein the other side of the large bevel gear (3-2) is coaxially fixed with the magnet (6-1).
6. The hidden handle actuator for automobile as claimed in claim 1, wherein the number of the hall sensors (6-2) is 2, and the 2 hall sensors are symmetrically arranged around the rotation axis of the magnet (6-1).
7. The hidden handle actuator for automobiles according to any claim 1 to 6, characterized in that the actuator further comprises a telescopic sealing sleeve (7);
the telescopic sealing sleeve (7) is buckled and fixed at the other end of the cylindrical long nut (5-2), and the bottom edge of the telescopic sealing sleeve (7) is fixed with the shell (1) around the cylindrical long nut (5-2).
8. The automotive hidden handle actuator according to claim 1, characterized in that the control unit (4) comprises a controller (4-1), a motor drive circuit (4-2), a current monitoring circuit (4-4) and a temperature monitoring circuit (4-5);
the motor starting and stopping signal output end of the controller (4-1) is electrically connected with the motor starting and stopping signal input end of the motor driving circuit (4-2);
the current sampling signal input end of the current monitoring circuit (4-4) is electrically connected with the current sampling signal output end of the control unit (4);
and the temperature signal output end of the temperature monitoring circuit (4-5) is electrically connected with the temperature signal input end of the control unit (4).
9. The hidden handle actuator of claim 8, wherein the controller (4-1) comprises an S9S12ZVL32 microcontroller and the motor drive circuit (4-2) comprises a VNH7100 motor drive.
10. The hidden handle actuator for automobile according to claim 1-6, 8 or 9, wherein the Hall sensor (6-2) is TLE4964 Hall sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655731.4U CN211258157U (en) | 2019-09-30 | 2019-09-30 | Hidden handle actuator for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921655731.4U CN211258157U (en) | 2019-09-30 | 2019-09-30 | Hidden handle actuator for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211258157U true CN211258157U (en) | 2020-08-14 |
Family
ID=71959550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921655731.4U Active CN211258157U (en) | 2019-09-30 | 2019-09-30 | Hidden handle actuator for automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211258157U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593682A (en) * | 2019-09-30 | 2019-12-20 | 宁波华楷电子科技有限公司 | Hidden handle actuator for automobile |
| CN114135158A (en) * | 2021-10-20 | 2022-03-04 | 中山市匠神锁业有限公司 | Intelligent handle telescopic mechanism |
-
2019
- 2019-09-30 CN CN201921655731.4U patent/CN211258157U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593682A (en) * | 2019-09-30 | 2019-12-20 | 宁波华楷电子科技有限公司 | Hidden handle actuator for automobile |
| CN110593682B (en) * | 2019-09-30 | 2024-09-10 | 宁波华楷电子科技有限公司 | Automobile hidden handle actuator |
| CN114135158A (en) * | 2021-10-20 | 2022-03-04 | 中山市匠神锁业有限公司 | Intelligent handle telescopic mechanism |
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