CN217558019U

CN217558019U - Hidden door handle

Info

Publication number: CN217558019U
Application number: CN202221671795.5U
Authority: CN
Inventors: 闫继军; 谢廷元; 石涛
Original assignee: Ningbo Jifeng Auto Parts Co Ltd
Current assignee: Ningbo Jifeng Auto Parts Co Ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-10-11
Anticipated expiration: 2032-06-29

Abstract

The utility model relates to an automobile door handle technical field discloses a hidden door handle, include: the mounting seat is provided with a mounting groove, the handle can be retracted in the mounting groove so as to be positioned at the retracted position, and the handle can extend out of the mounting groove so as to be positioned at the extended position; the connecting rod mechanism comprises a first connecting rod and a second connecting rod, and can drive the handle to be switched between the inward-folded position and the outward-unfolded position; the driving mechanism comprises an actuator, a transmission rod and a driving bracket, and the driving bracket can drive the first connecting rod and the second connecting rod to slide; one end of the transmission rod is hinged on the mounting seat, and the other end of the transmission rod is connected with the driving bracket; the executor sets up on the mount pad, links to each other with the middle part of transfer line, and can drive the transfer line and rotate. The utility model has the advantages of, this hidden door handle's overall structure is compact, occupation space is little, can enlarge the stroke of executor, and the design degree of freedom is high.

Description

Hidden door handle

Technical Field

The utility model relates to an automobile door handle technical field especially relates to a hidden door handle.

Background

Conventional automobile door handles are all protruded out of doors, and the opening of the automobile doors is realized by pulling the handles by hands. However, the aesthetic degree of the automobile is influenced, hidden door handles are gradually pushed in the industry, and the door handles of the automobile are hidden in the automobile door under the conventional state; when the door needs to be opened, the motor firstly controls the handle to protrude from the door, and then the handle is pulled by hand, so that the door can be opened.

In the existing hidden door handle structure, because the installation space at the position of a vehicle door is limited, a common motor cannot meet the stroke requirement, and if a large-size motor is replaced, although the stroke of the motor can meet the requirement, the motor is easy to interfere with the glass of the vehicle because the installation space at the position of the vehicle door is limited. And the integral structure of the automobile door handle occupies a larger installation space, the motion track of the handle is single, and the design freedom degree is low.

SUMMERY OF THE UTILITY MODEL

The above-mentioned not enough to prior art exists, the utility model discloses the technical problem that will solve lies in: the hidden door handle can enlarge the stroke of the motor, occupies small space and has high design freedom.

The utility model provides a technical scheme that its technical problem adopted is, provides a hidden door handle, include:

the handle can be retracted in the mounting groove so as to be in an retracted position, and can extend out of the mounting groove so as to be in an extended position;

the connecting rod mechanism comprises a first connecting rod and a second connecting rod, one ends of the first connecting rod and the second connecting rod are hinged with the handle, and the other ends of the first connecting rod and the second connecting rod are slidably arranged on the mounting seat; the linkage mechanism can drive the handle to switch between the retracted position and the extended position;

the driving mechanism comprises an actuator, a transmission rod and a driving bracket, wherein the driving bracket is movably arranged in the mounting seat and can drive the first connecting rod and the second connecting rod to slide; one end of the transmission rod is hinged to the mounting seat, and the other end of the transmission rod is connected with the driving bracket; the actuator is arranged on the mounting seat, is connected with the middle part of the transmission rod and can drive the transmission rod to rotate.

Furthermore, a first waist hole is formed in the middle of the transmission rod along the length direction of the transmission rod, a first convex column is arranged on the actuator, and the first convex column movably penetrates through the first waist hole;

the actuator can do telescopic motion to drive the transmission rod to rotate and change the position of the first convex column in the first waist hole.

Furthermore, the driving support is slidably disposed on the mounting seat, a second waist hole is formed in the mounting seat, a second convex column is disposed at one end, close to the second waist hole, of the transmission rod, and the second convex column movably penetrates through the second waist hole.

Furthermore, an installation cavity communicated with the installation groove is formed in the installation seat, and the actuator, the transmission rod, the first connecting rod and the second connecting rod are all arranged in the installation cavity;

the driving support is provided with a first abutting portion and a second abutting portion, the first abutting portion can drive the first connecting rod to slide along the mounting seat, and the second abutting portion can drive the second connecting rod to slide along the mounting seat.

Furthermore, a first sliding groove and a second sliding groove are respectively formed in the upper end and the lower end of the mounting seat along the length direction of the mounting seat, a first sliding pin is arranged at one end, away from the handle, of the first connecting rod, a second sliding pin is arranged at one end, away from the handle, of the second connecting rod, two ends of the first sliding pin are respectively slidably arranged in the two first sliding grooves, and two ends of the second sliding pin are respectively slidably arranged in the two second sliding grooves;

when the first sliding pin slides along the first sliding groove and the second sliding pin slides along the second sliding groove, the handle can be driven to switch between the retracted position and the extended position.

Furthermore, a first track groove is formed in the mounting base, a third convex column protrudes from the second connecting rod, penetrates through the first track groove and can slide along the first track groove;

when the link mechanism drives the handle to be switched from the retracted position to the extended position, the third convex column slides from one end of the first track groove to the other end of the first track groove.

Further, the first track groove is a long-strip groove or an arc-shaped groove.

Furthermore, be equipped with first limit structure on the third protrusion, be equipped with second limit structure on the mount pad, first limit structure with be equipped with reset spring between the second limit structure, and when the handle from the adduction position switches to when abduction position, reset spring is compressed.

Furthermore, a second track groove communicated with the first sliding groove is further formed in the mounting seat, an included angle between the second track groove and the first sliding groove is an obtuse angle, and the first sliding pin can slide along the first sliding groove and the second track groove;

when the handle switches into after the abduction position, outwards pull the handle, the handle is close to the one end of first connecting rod can outwards rotate, just first sliding pin is followed the one end in second orbit groove slides to the other end in second orbit groove.

Furthermore, be equipped with reset torsion spring on the second connecting rod, reset torsion spring includes two torsion arms, wherein, one torsion arm supports on the handle, another torsion arm supports on the second connecting rod.

Compared with the prior art, the utility model discloses following beneficial effect has at least:

the utility model discloses in, in this hidden door handle, because the installation space of mount pad is limited, can't use the executor of major model, and the stroke of general executor can't satisfy and switch the handle from adduction position to abduction position. The driving device comprises a driving support, a driving rod, a driving shaft, an actuator and a mounting seat, wherein the driving rod is arranged on the mounting seat, one end of the driving rod is hinged with the mounting seat and serves as a rotation center of the driving rod, the other end of the driving rod is connected with the driving support, a telescopic shaft of the actuator is connected to the middle of the driving rod, the driving rod is driven to rotate through telescopic motion of the actuator, and then the driving support slides along the mounting seat. In the movement process, the rotation center of the transmission rod is the hinged position of the transmission rod and the mounting seat, the power input position is an actuator connected to the middle part of the transmission rod, and the radius of the power input is smaller than the length of the transmission rod; the power output position is one end of the transmission rod connected with the driving bracket, and the power output radius is the length of the transmission rod; therefore, the radius of power input is smaller than that of power output, the stroke of the actuator is equivalent to that after being transmitted by the transmission rod, the stroke is amplified, so that the stroke can meet the requirement of driving the handle to be switched between the inward-folded position and the outward-unfolded position, the integral structure is compact, and the occupied space is small. Set up first orbit groove on the mount pad, when switching between including the handle receipts position and abduction position, through third projection and the cooperation of first orbit groove, decide the movement track of handle, and in this scheme, can realize the multiple movement track of handle with corresponding setting up multiple patterns such as long strip groove or arc wall in first orbit groove, all can let the switching of handle between two positions, the design degree of freedom is high.

Drawings

FIG. 1 is a schematic view of the hidden door handle (retracted position) of the present invention mounted on a vehicle door;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 1 from another perspective (with the door removed);

FIG. 4 is a schematic view of the handle in the extended position;

FIG. 5 is a schematic view of the handle of FIG. 4 after being pulled outwardly;

FIG. 6 is a schematic view of the driving mechanism;

FIG. 7 is an assembly schematic of the drive bracket, linkage and handle (illustrating the slide and track slots);

fig. 8 is a schematic view of the door handle when unlocked with a key.

In the figure:

1. a mounting seat; 10. mounting grooves; 11. a mounting cavity; 12. a first chute; 13. a second chute; 14. a first track groove; 15. a second track groove; 16. a second limit structure;

2. a handle;

3. a link mechanism; 30. a first link; 301. a first slide pin; 31. a second link; 311. a third convex column; 312. a first limit structure; 313. a second slide pin;

4. a drive mechanism; 40. an actuator; 401. a first convex column; 41. a transmission rod; 411. a first waist hole; 412. a second convex column; 42. a drive bracket; 421. a second waist hole; 422. a first pushing part; 423. a second pushing part;

5. a return spring;

6. a return torsion spring;

7. a vehicle door; 70. and (5) sealing rings.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Furthermore, the descriptions of the embodiments as "first," "second," "a," etc. in this disclosure are for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of the indicated features is indicative. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

As shown in fig. 1 to 4, a hidden door handle mainly includes: mount 1, handle 2, link mechanism 3 and actuating mechanism 4.

Mount 1 and handle 2: the mounting seat 1 is provided with a mounting groove 10, the handle 2 can be retracted in the mounting groove 10 so that the handle 2 is in a retracted position, and the handle 2 can extend out of the mounting groove 10 so that the handle 2 is in an extended position. When the handle 2 is accommodated in the mounting groove 10, the handle 2 is hidden in the mounting groove 10, after the door handle is mounted on the vehicle door 7, a sealing ring 70 is further arranged on the outer ring of the handle 2, and when the handle 2 is hidden in the mounting groove 10, namely the handle 2 is hidden in the vehicle door 7, the appearance is high; when the vehicle door 7 needs to be opened, the unlocking can be performed only by pulling the handle 2, so that the handle 2 needs to be firstly highlighted, namely, the handle 2 is switched to the extending position.

The link mechanism 3: the handle comprises a first connecting rod 30 and a second connecting rod 31, one ends of the first connecting rod 30 and the second connecting rod 31 are hinged with the handle 2, the other ends of the first connecting rod 30 and the second connecting rod 31 are slidably arranged on the mounting seat 1, and the first connecting rod 30, the second connecting rod 31 and the mounting seat 1 slide in a sliding pin and sliding groove matching mode; the linkage 3 may actuate the handle 2 to switch between the retracted position and the extended position. The mount 1, the first link 30, the second link 31 and the handle 2 form a planar four-bar mechanism. In the actual use process, the mounting base 1 is fixed, and the handle 2 can be driven to move by simultaneously driving the first connecting rod 30 and the second connecting rod 31, so that the position of the handle 2 can be switched.

The driving mechanism 4: the driving device comprises an actuator 40, a transmission rod 41 and a driving bracket 42, wherein the driving bracket 42 is movably arranged in the mounting base 1, specifically, the driving bracket 42 is slidably arranged on the mounting base 1, and the driving bracket 42 can drive the first connecting rod 30 and the second connecting rod 31 to slide, so as to drive the handle 2 to move. One end of the transmission rod 41 is hinged on the mounting seat 1, and the other end of the transmission rod 41 is connected with the driving bracket 42; the actuator 40 is arranged on the mounting base 1, connected to the middle of the transmission rod 41, and can drive the transmission rod 41 to rotate.

In the actual use process, because the installation space of the installation seat 1 is limited, the large-sized actuator 40 cannot be used, if the large-sized actuator 40 is used, the large-sized actuator can easily interfere with the glass on the vehicle door 7, and the stroke of the general actuator 40 cannot meet the requirement of switching the handle 2 from the inward folding position to the outward unfolding position. A transmission rod 41 is arranged on the mounting seat 1, one end of the transmission rod 41 is hinged with the mounting seat 1 and serves as a rotation center of the transmission rod 41, the other end of the transmission rod 41 is connected with a driving bracket 42, a telescopic shaft of the actuator 40 is connected to the middle of the transmission rod 41, the transmission rod 41 is driven to rotate through the telescopic motion of the actuator 40, and then the driving bracket 42 slides along the mounting seat 1. In the movement process, the rotation center of the transmission rod 41 is the hinge joint position of the transmission rod 41 and the mounting seat 1, the power input position is the actuator 40 connected to the middle part of the transmission rod 41, and the radius of the power input is smaller than the length of the transmission rod 41; the power output position is the end of the transmission rod 41 connected with the driving bracket 42, and the radius of the power output is the length of the transmission rod 41; therefore, the radius of power input is smaller than that of power output, which is equivalent to that the stroke of the actuator 40 is amplified after being transmitted by the transmission rod 41, so that the stroke can meet the requirement of driving the handle 2 to switch between the inward-folded position and the outward-unfolded position, and the integral structure is compact and occupies small space.

As shown in fig. 6, a first waist hole 411 is formed in the middle of the transmission rod 41 along the length direction of the transmission rod 41, a first convex column 401 is arranged on the actuator 40, the actuator 40 includes a main body portion and a fixed block, the main body portion has a telescopic shaft, the fixed block is fixedly connected to the telescopic shaft, the first convex column 401 is located on the fixed block and integrally formed with the fixed block, and transition is performed through the fixed block because the first convex column 401 is not conveniently and directly arranged on the telescopic shaft. The first protruding column 401 movably penetrates through the first waist hole 411; the actuator 40 can move telescopically to drive the transmission rod 41 to rotate, and the position of the first boss 401 in the first waist hole 411 is changed, because the actuator 40 drives the transmission rod 41 to rotate through the linear telescopic movement of the actuator 40, the first waist hole 411 needs to be formed in the transmission rod 41, and the situation that the actuator 40 is locked cannot occur in the telescopic movement process. The driving bracket 42 is slidably disposed on the mounting base 1, and the mounting base 1 is provided with a second waist hole 421, one end of the transmission rod 41 close to the second waist hole 421 is provided with a second convex column 412, and the second convex column 412 movably penetrates through the second waist hole 421.

The mounting seat 1 is provided with a mounting cavity 11 communicated with the mounting groove 10, and the actuator 40, the transmission rod 41, the first connecting rod 30 and the second connecting rod 31 are all arranged in the mounting cavity 11, namely, are all accommodated in the mounting cavity 11 of the mounting seat 1, so that the mounting seat is not influenced by the outside in the working process. The driving bracket 42 is provided with a first abutting portion 422 and a second abutting portion 423, the first abutting portion 422 can drive the first connecting rod 30 to slide along the mounting base 1, and the second abutting portion 423 can drive the second connecting rod 31 to slide along the mounting base 1. A through groove is arranged on the driving bracket 42 near the second connecting rod 31, and the second connecting rod 31 is arranged in the through groove, that is, in the arrangement process of the hidden door handle 2, the driving bracket 42 is hollowed out, and the second connecting rod 31 is movably arranged in the through groove, so that the space in the length direction of the mounting seat 1 is fully utilized, and the compactness of the whole structure is improved.

As shown in fig. 2-5 and 7, a first sliding groove 12 and a second sliding groove 13 are respectively formed at the upper end and the lower end of the mounting base 1 along the length direction of the mounting base 1, a first sliding pin 301 is arranged at one end of the first connecting rod 30 away from the handle 2, a second sliding pin 313 is arranged at one end of the second connecting rod 31 away from the handle 2, two ends of the first sliding pin 301 are respectively slidably disposed in the two first sliding grooves 12, and two ends of the second sliding pin 313 are respectively slidably disposed in the two second sliding grooves 13; when the first slide pin 301 slides along the first slide groove 12 and the second slide pin 313 slides along the second slide groove 13, the handle 2 can be driven to switch between the retracted position and the extended position. The first sliding pin 301 is matched with the first sliding groove 12, the second sliding pin 313 is matched with the second sliding groove 13 to form surface contact, and the pressure applied to the whole of the connecting rod mechanism 3 and the handle 2 is small, so that the carrying capacity is strong, and the impact resistance and the wear resistance are good.

A first track groove 14 is further formed in the mounting base 1, a third convex column 311 protrudes from the second connecting rod 31, and the third convex column 311 penetrates through the first track groove 14 and can slide along the first track groove 14; the first track groove 14 is preferably a long groove or an arc-shaped groove, and the first track groove 14 determines a movement track of the handle 2 switching between the retracted position and the extended position. In this embodiment, can be with corresponding setting up of first orbit groove 14 into multiple patterns such as rectangular groove or arc wall, realize the multiple motion orbit of handle 2, all can let handle 2 switch between two positions, design degree of freedom is high. When the link mechanism 3 drives the handle 2 to switch from the retracted position to the extended position, the third protrusion 311 slides from one end of the first track groove 14 to the other end of the first track groove 14. Wherein, be equipped with first limit structure 312 on the third protrusion, be equipped with second limit structure 16 on the mount pad 1, first limit structure 312 with be equipped with reset spring 5 between the second limit structure 16, and when handle 2 switches from the adduction position to when abduction position, reset spring 5 is compressed to when handle 2 switches from abduction position to adduction position, handle 2 and link mechanism 3 can be reset fast to reset spring 5's elasticity.

A second track groove 15 communicated with the first sliding groove 12 is further formed in the mounting seat 1, an included angle between the second track groove 15 and the first sliding groove 12 is an obtuse angle, and the first sliding pin 301 can slide along the first sliding groove 12 and the second track groove 15. When the handle 2 is switched to the extended position, the handle 2 is pulled outward, one end of the handle 2 close to the first link 30 can be rotated outward, and the first sliding pin 301 slides from one end of the second track groove 15 to the other end of the second track groove 15.

During the whole movement process of the handle 2, the handle 2 is firstly switched from the retracted position to the extended position, and the first sliding pin 301 slides from one end of the first sliding groove 12 to the other end to reach the end close to the second track groove 15 (as shown in fig. 4); when the handle 2 is pulled outward, the first slide pin 301 slides from the end of the second track groove 15 to the other end, and the handle 2 transmits an unlocking signal to a control mechanism for controlling the unlocking of the door 7, so that the door 7 is unlocked. The second connecting rod 31 is provided with a reset torsion spring 6, the reset torsion spring 6 comprises two torsion arms, wherein one torsion arm is propped against the handle 2, and the other torsion arm is propped against the second connecting rod 31. After the handle 2 is pulled by hands to open the vehicle door 7, the force applied to the handle 2 by the hands is removed, and the handle 2 can be rapidly restored to the outward extending state under the action of the reset torsion spring 6.

As shown in fig. 8, when the vehicle is not powered, the actuator 40, i.e., the extension motor, cannot operate normally, and in this case, the actuator 40 cannot actuate the door 7 to be unlocked. At this time, only one end of the handle 2 close to the actuator 40 is pressed, the other end of the handle 2 is turned outwards to expose the key opening, the key is inserted into the key opening, and the door 7 is unlocked by turning the key, so that the door 7 cannot be opened when the automobile is powered off.

In the using process, under the normal state, the handle 2 is hidden in the mounting groove 10, and the handle 2 is in the inward contraction position; when the vehicle door 7 needs to be opened, the actuator 40, namely the telescopic motor, extends to drive the transmission rod 41 to rotate; the transmission rod 41 drives the driving bracket 42 to slide along the mounting seat 1; the driving bracket 42 drives the first link 30 and the second link 31 to move, so that the handle 2 is switched from the retracted position to the extended position, the handle 2 protrudes outward on the vehicle door 7, and meanwhile, the first sliding pin 301 moves along the first sliding slot 12, the second sliding pin 313 moves along the second sliding slot 13, and the third boss 311 moves along the first track slot 14; one end of the handle 2 is pulled outwards by a human hand to be unfolded outwards continuously, and meanwhile, the first sliding pin 301 moves along the second track groove 15, so that the vehicle door 7 can be opened.

In this scheme, this hidden door handle's overall structure is compact, occupation space is little, can enlarge executor 40's stroke, and the design degree of freedom is high.

Claims

1. A concealed door handle, comprising:

2. The hidden door handle according to claim 1, wherein a first waist hole is opened in the middle of the transmission rod along the length direction of the transmission rod, and the actuator is provided with a first protruding pillar movably inserted in the first waist hole;

3. The hidden door handle according to claim 1 or 2, wherein the driving bracket is slidably disposed on the mounting seat, and the mounting seat has a second waist hole, and the driving rod has a second protrusion disposed at an end thereof near the second waist hole, and the second protrusion is movably disposed in the second waist hole.

4. The hidden door handle as claimed in claim 3, wherein the mounting seat has a mounting cavity communicating with the mounting slot, and the actuator, the transmission rod, the first link and the second link are disposed in the mounting cavity;

5. The hidden door handle according to claim 1, wherein the mounting seat has a first sliding slot and a second sliding slot respectively opened at upper and lower ends thereof along a length direction of the mounting seat, the first link has a first sliding pin at an end thereof away from the handle, the second link has a second sliding pin at an end thereof away from the handle, both ends of the first sliding pin are slidably disposed in the two first sliding slots, respectively, and both ends of the second sliding pin are slidably disposed in the two second sliding slots, respectively;

6. The hidden door handle according to claim 5, wherein the mounting seat further defines a first track groove, the second link has a third protrusion protruding therefrom, and the third protrusion is inserted into the first track groove and can slide along the first track groove;

7. The concealed door handle according to claim 6, wherein the first track slot is an elongated slot or an arcuate slot.

8. The hidden door handle according to claim 6, wherein a first stop structure is provided on the third post, a second stop structure is provided on the mounting seat, a return spring is provided between the first and second stop structures, and the return spring is compressed when the handle is switched from the retracted position to the extended position.

9. The hidden door handle according to claim 6, wherein the mounting seat further defines a second track groove communicating with the first sliding groove, an included angle between the second track groove and the first sliding groove is an obtuse angle, and the first sliding pin can slide along the first sliding groove and the second track groove;

10. The hidden door handle according to claim 9, wherein the second link is provided with a return torsion spring, the return torsion spring comprising two torsion arms, wherein one of the torsion arms abuts against the handle and the other torsion arm abuts against the second link.