CN217950055U - Handle mechanism is hidden in spacing groove drive - Google Patents

Abstract

A spacing slot driven hidden handle mechanism, the handle passing through a mounting base, the handle rotating about a handle rotation axis, comprising: the mounting base is provided with a fixing device and a sliding chute; a driving motor and a motor worm are arranged in the driving device, a reduction turbine is meshed with the motor worm, a driving sliding block which is coaxially driven is arranged on one side of the reduction turbine, and a limiting groove buffer structure is arranged on the driving sliding block; the executing device is a handle push rod, the handle push rod is provided with a self-locking structure, and the self-locking structure in the handle push rod is matched with a limiting groove buffer structure on the driving sliding block to move so as to realize the linear reciprocating motion of the handle push rod; the resetting device and the feedback device are fixed on the base; the opening device is provided with a handle, the handle abuts against the pull line rocker arm after moving, and the pull line rocker arm pulls the pull line to unlock the door lock. The utility model discloses handle installation base size is less, light in weight, executor control strategy easy operation to and solve the technical problem of executor abnormal sound, jamming.

Description

Handle mechanism is hidden in spacing groove drive

Technical Field

The utility model relates to a technical field of spare part for the car, more specifically say, the utility model relates to a handle mechanism is hidden in spacing groove drive.

Background

As shown in fig. 1 and 2, the prior art structure converts the extending and retracting movement of the actuator screw rod 101 into the rotating movement of the rocker arm, and then the rocker arm pushes the handle to complete the extending and retracting of the handle. The existing actuator 100 has a large structural size, and needs a large size of the handle base 102 to meet the installation requirement of the actuator, so that the overall weight of the handle is increased.

In the prior art, the motor of the actuator needs to rotate forward and backward to realize the extending and retracting functions of the handle, and the control strategy is complex.

The prior art structure, executor spiral telescopic machanism, to kinematic mechanism cooperation precision and lubricating grease viscosity, low temperature mobility require highly, spiral telescopic machanism takes place flexible jamming, abnormal sound easily under the low temperature condition, leads to the unable normal expansion of handle.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a handle mechanism is hidden in spacing groove drive to solve that handle installation base size is big, weight is big, and the technical problem of abnormal sound, jamming.

In order to achieve the above object, the utility model discloses a handle mechanism is hidden in spacing groove drive's concrete technical scheme as follows:

the utility model provides a handle mechanism is hidden in spacing groove drive, the handle passes the installation base, and the handle is rotatory around the handle rotation axis, its characterized in that includes: the mounting base is provided with a fixing device and a chute;

the driving device is internally provided with a driving motor and a motor worm, the reduction worm is meshed with the motor worm, one side of the reduction worm is provided with a driving sliding block which is coaxially driven, and the driving sliding block is provided with a limiting groove buffer structure;

the actuating device is a handle push rod, the handle push rod is provided with a self-locking structure, and the self-locking structure in the handle push rod is matched with a limiting groove buffer structure on the driving sliding block to move so as to realize the linear reciprocating motion of the handle push rod;

the resetting device and the feedback device are fixed on the base;

the opening device is provided with a handle, the handle abuts against the pull line rocker arm after moving, and the pull line rocker arm pulls the pull line to unlock the door lock.

Furthermore, the driving slide block is provided with a limiting groove buffer structure which is a second sliding groove, the second sliding groove is arranged on the circumferential surface of the driving slide block, the self-locking structure of the handle push rod is a first protruding block, the first protruding block slides in a matched mode with the second sliding groove, so that the first protruding block performs circular motion in the second sliding groove, and a buffer angle exists at the starting position.

Furthermore, a driving column is arranged at the center of the speed reduction turbine, a first fixed end and a second fixed end of the driving column are respectively fixed at a first fixed point and a second fixed point of the mounting base, and the driving sliding block is connected with the driving column in a coaxial clamping manner.

Furthermore, the execution device is provided with a second protruding block and a third protruding block, the second protruding block is connected with the first sliding groove in the installation base in a matched mode, and the third protruding block is in contact with the first position switch or the second position switch in the feedback unit.

Furthermore, the handle in the opening device is also provided with a handle and a rotating arm, the handle and the rotating arm are arranged on two sides of a rotating shaft of the handle, and the rotating arm is provided with a fourth protruding block and a second pushing surface for transmitting pushing force to the pull line rocker arm and the pull line so as to unlock the door lock.

Furthermore, a first fixing device of the installation base fixes a second resetting unit, and a second fixing device fixes the first resetting unit.

Furthermore, the driving motor is clamped with a third fixing device of the mounting base, and the stay wire is clamped with a fourth fixing device of the mounting base.

The utility model discloses a handle mechanism is hidden in spacing groove drive has following advantage: the handle mounting base is small in size and light in weight; the control strategy of the actuator is simple to operate; and the technical problems of abnormal sound and clamping stagnation of the actuator are solved.

Compared with the prior art, the utility model discloses a handle mechanism is hidden in spacing groove drive has following beneficial effect:

the limiting groove driving hidden handle mechanism adopts a limiting groove driving structure, so that the size and the weight of the actuator are reduced;

the utility model discloses a handle mechanism is hidden in spacing groove drive, and 180 periodic motion can be realized to spacing groove drive structure, need not the motor and just reverse the rotation. According to the push rod position switch signal, the handle can be unfolded and closed, and the control strategy is simple.

The utility model discloses a handle mechanism is hidden in spacing groove drive, and spacing groove drive structure does not have spiral telescopic machanism, can eliminate jamming, abnormal sound scheduling problem under the low temperature condition.

Drawings

FIG. 1 is a schematic diagram of a conventional actuator;

FIG. 2 isbase:Sub>A cross-sectional view ofbase:Sub>A prior art actuator configuration A-A;

FIG. 3 is a schematic view of the driving hidden handle mechanism of the limiting groove of the present invention;

FIG. 4 is a schematic view of the mounting base of the driving hidden handle mechanism of the limiting groove of the present invention;

FIG. 5 is a schematic view of the driving device of the handle mechanism driven and hidden by the limiting groove of the present invention;

fig. 6 is a sectional view of the driving slider of the driving hidden handle mechanism of the limiting groove and the motor worm of the present invention;

FIG. 7 is a schematic view of the handle push rod of the driving hidden handle mechanism of the limiting groove of the present invention;

FIG. 8 is a partial schematic view of the driving hidden handle mechanism of the limiting groove of the present invention;

FIG. 9 isbase:Sub>A cross-sectional view of the A-A driving slider and the handle push rod of the limiting groove driving hidden handle mechanism of the present invention;

FIG. 10 is an exploded view of the handle mechanism driven by the limiting groove of the present invention;

fig. 11 is a schematic view of the handle of the driving hidden handle mechanism of the limiting groove of the present invention;

FIG. 12 is a cross-sectional view of the handle push rod and the pull rocker arm of the B-B handle mechanism of the limiting groove driving hidden handle mechanism of the present invention;

FIG. 13 is a schematic view of the handle of the driving hidden handle mechanism with the limiting groove of the present invention;

FIG. 14 is a schematic view of the handle unlocking of the driving hidden handle mechanism of the limiting groove of the present invention;

the notation in the figure is:

100. existing actuators

101. Spiral push rod 102, handle base

200. Mounting base

210. First fixing device 220 and second fixing device

230. First sliding groove 240 and first fixing point

250. A second fixing point 260, a third fixing means 270, a fourth fixing means;

300. drive device

310. Drive motor 320, motor worm

330. Speed reduction turbine 331 and drive column

332. A first fixing end 333 and a second fixing end

340. Driving the slide block; 341. A second chute;

400. an execution device; 410. handle push rod

411. A first bump 412, a second bump;

413. third protrusion 414, first push surface

500. Resetting device 510 and first resetting unit

520. Second reset unit

600. Feedback device 610, first position switch

620. Second position switch

700. Opening device 710 and handle

711. Handle 712, swivel arm

713. The fourth bump 714 and the second pushing surface

715. Handle rotation shaft hole 716 and handle rotation shaft

720. Stay wire rocker 730 and stay wire

800. Handle state 810, handle initial position

820. Handle opening angle 830, maximum handle opening angle

840. Maximum stroke of handle push rod

900. Stay wire rocker state 910, stay wire rocker initial position

920. Maximum angle of pull rocker arm

Detailed Description

The hidden handle mechanism driven by the limiting groove of the present invention will be further described below with reference to specific embodiments to help those skilled in the art understand the technical solution of the present invention more completely, accurately and deeply.

Example 1

The utility model discloses a can be used to the hidden handle drive structure of side door, hide the door handle like electric rotary type. As shown in fig. 3, the utility model provides a handle structure is hidden in spacing groove drive, including installation base 200, also include with installation base 200 fixed connection's drive arrangement 300, final controlling element 400, resetting means 500, feedback device 600, opening device 700.

As shown in fig. 4-5, the mounting base 200 includes first and second fixing means 210 and 220 for fixing the spring return unit, respectively; the first sliding groove 230 is used for matching the movement of the driving slider 340 in the driving device 300; a first fixing point 240 and a second fixing point 250 for fixing both ends of a driving pole 331 of the driving device 300, respectively; the third fixing device 260 is used for fixing the driving motor 310, and the driving motor 310 is clamped on the mounting base 200, so that the detection, the maintenance and the replacement of the driving motor 310 are facilitated; the fourth fixing device 270 is used to fix the opening device 700.

Fig. 5 is a schematic view of the driving device of the driving hidden handle mechanism of the limiting groove of the present invention. The driving device 300 comprises a driving motor 310 for providing power, a motor worm 320 is arranged at the upper part of the driving motor 310, and the driving motor 310 drives the motor worm 320 to rotate after the motor is electrified; the driving device 300 is further provided with a speed reduction worm gear 330 meshed with the motor worm 320, a driving column 331 is arranged at the central position of the speed reduction worm gear 330, a first fixed end 332 and a second fixed end 333 are arranged at two ends of the driving column 331, and the first fixed end 332 and the second fixed end 333 are respectively fixed on the first fixed point 240 and the second fixed point 250, so that the first fixed end 332 and the second fixed end 333 arranged at two ends of the driving column 331 can freely rotate on the first fixed point 240 and the second fixed point 250; a driving slide block 340 is fixedly arranged on the driving column 331 of the speed reducing turbine 330, and a second sliding groove 341 is arranged on the driving slide block 340; the driving slider 340 is disposed at one side of the reduction gear 330 and is driven coaxially with the reduction gear 330.

During the use, like fig. 6 the utility model discloses handle mechanism drive slider, motor worm cross-sectional view are hidden in the spacing groove drive, and after driving motor 310 circular telegram, motor worm 320 on the driving motor 310 rotates, and motor worm 320 and reduction gear 330 are in the engaged state to it is rotatory to drive reduction gear 330, further drives drive slider 340 and rotates. The motor can improve the transmission efficiency while reducing the speed and increasing the torque through the worm transmission mechanism.

Fig. 7 is a schematic view of the handle push rod of the driving hidden handle mechanism of the limiting groove of the present invention. The actuator 400 is provided with a handle push rod 410, the handle push rod 410 is provided with a first protrusion 411, and the first protrusion 411 is matched with a second sliding groove 341; the second protrusion 412 cooperates with the first sliding groove 230; the third protrusion 413 cooperates with the feedback unit 600; the handle push rod 410 is further provided with a first push surface 414.

When in use, as shown in fig. 8-9, the sectional view of the driving slider and the handle push rod of the handle mechanism hidden in the driving of the limiting groove of the present invention is that, after the driving motor 310 is powered on, the driving slider 340 is driven to rotate, and the first protrusion 411 rotates along the track of the second sliding groove 341 in a matching manner, so as to push the second protrusion 412 to slide in the first sliding groove 230; initially, the third protrusion 413 contacts the first position switch 610 of the feedback unit 600. When the driving slider 340 rotates, the third protrusion 413 of the handle push rod 410 contacts with the first position switch 610, and then moves forward, and after moving forward for a certain distance, the third protrusion 413 of the handle push rod 410 contacts with the second position switch 620. The maximum travel of the handle pusher 410 is 15mm.

The driving slider 340 and the first protrusion 411 at the lower part of the handle push rod 410 have a self-locking structure (the maximum stroke contact surface is limited), so that the handle 711 is prevented from retracting after being unfolded. The second sliding groove 341 of the driving sliding block 340 has a buffering structure, the initial position rotates by +/-40 degrees, the first protrusion 411 at the lower part of the handle push rod 410 performs circular motion in the second sliding groove 341, the second sliding groove 341 is a limiting groove and plays a limiting role, the stroke of the handle push rod 410 is unchanged, and the impact wear of the transmission structure can be reduced, as shown in fig. 9.

Fig. 10-11 are the exploded view and schematic view of the handle mechanism driven by the limiting groove according to the present invention. The limiting groove driving hidden handle mechanism of the utility model also comprises a first reset unit 510 for resetting the handle 710; a second reset unit 520 for resetting the wire pulling rocker arm 720; one end of the wire 730 is fixed to the wire rocker 720, and the other end is fixed to the fourth fixing device 270. The handle 710 is provided with a handle 711 and a rotating arm 712, wherein the handle 711 is arranged on one surface of the installation base 200; the rotating arm 712 penetrates through the mounting base 200 and is arranged on the other side of the mounting base 200; a handle 711 and a rotating arm 712 are disposed at both sides of a handle rotating shaft 716, and the handle rotating shaft 716 is fitted with a handle rotating shaft hole 715; one side of the rotation arm 712 is provided with a fourth protrusion 713, and the other side of the rotation arm 712 is provided with a second push surface 714. The first reset unit 510 and the second reset unit 520 are both spring reset units.

When the handle pushing rod 410 moves to the maximum stroke, the third protrusion 413 contacts the second position switch 620, and the first pushing surface 414 contacts the fourth protrusion 713, that is, the driving slider 340 rotates 180 ° to be the maximum stroke position, and after the switch 620 detects 413, the motor stops driving, and the automatic starting stage of the handle 710 is finished. The handle 711 is then considered to be pulled so that the second pushing surface 714 contacts with the pull wire rocker arm 720, pushing the rotation of the pull wire rocker arm 720, thereby pulling the pull wire 730, and finally achieving the opening of the vehicle door.

The arrangement scheme has a simple structure, and the rotary motion of the driving motor 310 is converted into the linear reciprocating motion of the handle push rod 410 through the second sliding groove 341 of the driving slider 340 and the first sliding groove 230 of the mounting base 200.

The handle mechanism is hidden in the driving of the limiting groove, the structure is simple, the size of the driving actuator is small, and the weight is light. The driving sliding block 340 is made of POM material, so that the self-lubricating effect of the transmission structure is realized, and the running noise and the abrasion of the transmission mechanism are reduced; the control strategy is simple, and forward and reverse control with a period of 180 degrees can be realized; in the sliding process of the first protrusion 411 at the lower part of the handle push rod 410 performing circular motion in the second sliding groove 341, a buffering angle of 40 degrees exists at the initial position, and a self-locking limiting plane exists at the maximum stroke position, so that the requirements of the operation stability and the reliability of the transmission mechanism are ensured.

The components or mechanisms in the embodiments are in contact with each other, and the components or mechanisms may be mutually offset.

In order to express more clearly the utility model discloses handle mechanism's motion principle is hidden in spacing groove drive, divide into three state stage with its motion principle: the device comprises an original state stage, an automatic unfolding state stage and a manual opening state stage.

The first stage is as follows: a raw state phase.

The handle 711 is not pressed, the electric control signal does not identify that the handle 711 is touched, and no pressing signal feeds back a signal to the MCU. At this time, the driving device 300 does not operate, and the driving motor 310 keeps the motor-driven worm 320 meshed with the reduction gear 330 when not energized; the first protrusion 411 is disposed in the second sliding groove 341, and the third protrusion 413 contacts the first position switch 610. At this time, the driving slider 340 is not moved, and the handle push rod 410 is not stroked.

The electronic control signal does not recognize the possibility of the handle 711, and the PEPS does not recognize an unlocking signal, including keyless touch, remote key unlocking, bluetooth unlocking, and the like.

And a second stage: and (4) automatic unfolding state stage.

Fig. 12 is a cross-sectional view of the handle push rod and the pull-line rocker arm of the driving hidden handle mechanism of the limiting groove of the present invention. When the handle 711 is pressed, the electric control signal identifies that the handle 711 is touched, and a pressing signal feeds back a signal to the MCU. At this time, the driving device 300 acts, the driving motor 310 drives the motor worm 320 to rotate under the condition of being powered on and started, the motor worm 320 drives the reduction turbine 330 to rotate, and further drives the driving slider 340 to rotate, and the first protrusion 411 is in the second sliding groove 341, so that the handle push rod 410 is driven to generate a stroke along the direction of the first sliding groove 230, and the third protrusion 413 contacts with the first position switch 610 until the third protrusion 413 contacts with the second position switch 620; that is, when the third protrusion 413 contacts the second position switch 620, the stroke of the automatic opening of the handle is finished, and at this time, the handle push rod 410 reaches the handle push rod maximum stroke 840, and the handle push rod maximum stroke 840 is 15mm; in this process, during the automatic unfolding state, the first pushing surface 414 pushes the fourth protrusion 713 to rotate along the handle rotation shaft 716 until the handle pushing rod 410 reaches the maximum stroke position.

Fig. 13 is a schematic view of the handle of the driving hidden handle mechanism of the limiting groove of the present invention. At this point, the handle push rod 410 reaches the handle push rod maximum stroke 840; the handle state 800 is automatically opened to a handle opening angle 820 from a handle initial position 810, and the handle opening angle 820 is 20 degrees; at this time, the pull wire rocker state 900 is at the pull wire rocker initial position 910, that is, the second push surface 714 is just in contact with the pull wire rocker 720, that is, the state of the handle 711 at the end of the handle automatic opening stroke.

And a third stage: a manual on state phase.

Fig. 14 is an unlocking schematic view of the handle of the driving hidden handle mechanism of the limiting groove of the present invention. The stroke of the automatic opening of the handle is finished, and the manual opening state stage is started. The door lock is automatically opened to a handle opening angle 820, the handle opening angle 820 is 20 degrees, at the moment, when the handle 711 is manually pulled, the second push surface 714 pushes the pull line rocker arm 720 to rotate, and therefore the pull line rocker arm 720 drives the pull line 730 to move, and the door lock is unlocked.

At this time, the maximum opening angle 830 of the handle is presented, and the maximum opening angle 830 of the handle is 31 degrees; the opening angle of the pull-wire rocker arm 720 is adjusted according to the unlocking stroke of the door lock, and finally the maximum angle 920 of the pull-wire rocker arm can be realized.

It is to be understood that the present invention has been described with reference to certain embodiments and that various changes or equivalents may be substituted for elements thereof without departing from the spirit and scope of the invention as defined by the appended claims. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.

Claims (7)

1. The utility model provides a handle mechanism is hidden in spacing groove drive, the handle passes the installation base, and the handle is rotatory around the handle rotation axis, its characterized in that includes:

the mounting base is provided with a fixing device and a sliding chute;

the driving device is internally provided with a driving motor and a motor worm, the reduction worm is meshed with the motor worm, one side of the reduction worm is provided with a driving sliding block which is coaxially driven, and the driving sliding block is provided with a limiting groove buffer structure;

the actuating device is a handle push rod, the handle push rod is provided with a self-locking structure, and the self-locking structure in the handle push rod is matched with a limiting groove buffer structure on the driving sliding block to move so as to realize the linear reciprocating motion of the handle push rod;

the resetting device and the feedback device are fixed on the base;

the opening device is provided with a handle, the handle abuts against the pull line rocker arm after moving, and the pull line rocker arm pulls the pull line to unlock the door lock.

2. The handle mechanism as claimed in claim 1, wherein the driving slider has a second sliding groove for buffering the limiting groove, the second sliding groove is disposed on the circumferential surface of the driving slider, the handle pushing rod has a first protrusion for sliding in cooperation with the first sliding groove, so that the first protrusion performs a circular motion in the second sliding groove, and the starting position has a buffering angle.

3. The handle mechanism as claimed in claim 2, wherein the reduction turbine is provided with a driving column at the center, the first and second fixed ends of the driving column are fixed to the first and second fixed points of the mounting base, respectively, and the driving slider is coaxially engaged with the driving column.

4. The handle mechanism as claimed in claim 3, wherein the actuating device has a second protrusion and a third protrusion, the second protrusion is connected to the first slot of the mounting base, and the third protrusion contacts with the first position switch or the second position switch of the feedback unit.

5. The hidden handle mechanism driven by the limiting groove as claimed in claim 4, wherein the handle of the unlocking device is further provided with a handle and a rotating arm, the handle and the rotating arm are arranged on two sides of a rotating shaft of the handle, and the rotating arm is provided with a fourth protrusion and a second pushing surface for transmitting pushing force to the pull wire rocker arm and the pull wire so as to unlock the door lock.

6. The handle mechanism as claimed in claim 5, wherein the first fixing means of the mounting base fixes the second restoring unit, and the second fixing means fixes the first restoring unit.

7. The handle mechanism as claimed in claim 6, wherein the driving motor is engaged with the third fixing means of the mounting base, and the pull wire is engaged with the fourth fixing means of the mounting base.

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