JP4936381B2 - Automotive door handle device - Google Patents

Description

  The present invention relates to a door handle device for an automobile provided with a door lock mechanism, which is provided on a door of an automobile and engages with an engagement portion on a vehicle body side to lock the door, and a door handle.

  2. Description of the Related Art Conventionally, a door of a vehicle (for example, a side door) has the door lock mechanism disposed at a predetermined position (a position facing an engagement portion on the vehicle body side) separated from a door handle. The door lock mechanism and the door handle are connected by a link member or the like, and the side door is opened and closed by operating the door handle. This type of door handle device is disclosed in which a key cylinder body is provided in the vicinity of the door handle (see, for example, Patent Document 1).

The door handle (grip member) is pivotally supported at one end thereof by a support pin disposed inside the door panel, and a locking arm portion extending inward of the door panel is integrated with the other end portion. Have. A lock portion interlocked with the key cylinder main body is engaged with and disengaged from the locking arm portion. In other words, the lock part moves to the position where the lock arm part is locked by the locking operation of the key cylinder body, holds the door handle in a non-rotatable manner, and the lock arm part moves by the unlocking operation of the key cylinder body. The door handle is allowed to rotate by retracting from the door.
JP 2006-2447 A

According to the above configuration, when the door handle is rotated during locking, the door handle is brought into contact with the lock portion at the locking arm portion, and the rotation is prevented. For this reason, although these members ensure the strength by increasing the thickness in the vicinity of the contact portion so as not to be deformed or damaged by mutual contact, there is a problem in that the door handle portion is increased in size.
In addition, since the door lock mechanism and the door handle part are separately attached to the predetermined positions of the side doors separated from each other, a long link member for connecting them is necessary, and the overall size is increased. There is a problem that the assembly work becomes troublesome.

  The present invention has been made in view of the above circumstances, and an object of the present invention is to provide an automotive door handle device having a simple configuration capable of reducing the overall size and greatly improving assembly workability. It is to provide.

  In order to achieve the above object, the present invention is an automobile door handle device provided on a door of an automobile, and includes a body having a cylinder lock mounting portion and an integrally provided body. A door lock mechanism that locks the door by engaging with the engaging portion, a door handle that is rotatably provided on the body, and is operated to rotate between a closed position and an open position, and the door handle A handle lever provided so as to rotate in conjunction with the cylinder, and a key rotor attached to the cylinder lock mounting portion and operated to rotate between a locked position and an unlocked position by a key inserted into the key insertion port. And a cylinder lock having an opening, and is interlocked with the rotation of the key rotor from the locked position to the unlocked position. In addition, when the door handle is rotated to the open position while being positioned within the rotation range, the door handle is moved to a release position that unlocks the door lock mechanism in conjunction with the handle lever. When the door handle is rotated from the closed position to the open position in a state where the key rotor is rotated to the locking position and the operating body is positioned outside the rotation range of the handle lever. Further, the handle lever is configured to swing freely.

  According to the present invention, since the handle lever is swung even when the door handle is operated at the time of locking, the locked state of the door can be maintained without using the lock portion as described above. Therefore, the problem of deformation and breakage in the door handle portion can be solved, and an increase in size can be suppressed.

  Moreover, the door handle apparatus for motor vehicles is unitized (integrated) by providing a door lock mechanism, a door handle, and a cylinder lock in the body. Therefore, by attaching the door handle device as a unit to the position facing the engagement portion on the vehicle body side, the assembly with respect to the door can be completed at once, and the workability can be greatly improved. Furthermore, the door handle and the door lock mechanism can be disposed close to each other, and a long link member for connecting the door handle and the door lock mechanism can be eliminated, so that the number of parts can be reduced and the overall size can be reduced. .

  Hereinafter, an embodiment of the present invention will be described with reference to FIGS. 1 to 6. 1A, 1B, and 1C are a front view, a side view, and a bottom view of a door handle device for an automobile at the time of locking, and FIG. 2 is a perspective view from the back side.

  A body 1 of an automobile door handle device (hereinafter abbreviated as a door handle device) has a thin rectangular container shape as a whole, and an accommodation recess 2 that is recessed rearward is formed in a right half portion thereof. A cylindrical cylinder lock mounting portion 4 that protrudes rearward is formed integrally with the left portion of the body 1 slightly below the flat peripheral edge 3. Further, four boss portions 5 (shown only in FIG. 2) are formed on the peripheral portion 3 on the rear surface of the body 1. The body 1 is fixed to, for example, a predetermined position of a side door of an automobile (a position facing a vehicle body side engaging portion 6 (see FIG. 1B) described later) by a screw (not shown) screwed into the boss portion 5. It is like that.

  A door handle shaft 7 penetrating through the upper wall 2a and the lower wall 2b is rotatably provided in the housing recess 2. The door handle shaft 7 is integrally provided with a fitting portion 7a having an oval shape (see FIG. 1 (c)) in the lower portion, and push nuts 9 (shown only on the lower side in FIG. 2) at both upper and lower ends. ) And is locked so as not to move in the axial direction.

  The door handle 8 disposed in the receiving recess 2 includes a gripping portion 8a that covers the left half of the receiving recess 2 and a base end 8b that protrudes inward from the left end. Although not shown in detail, the base end portion 8b of the door handle 8 is formed with a pair of upper and lower holes through which the door handle shaft 7 is inserted, and the lower hole portion corresponds to the door handle shaft 7. The oval fitting hole is fitted to the fitting portion 7a. When the door handle shaft 7 is inserted into these holes, the door handle 8 has a closed position (see FIG. 1) housed in the housing recess 2 and an open position inclined forward (see FIG. 5 (c)). Between the door handle shaft 7 and the door handle shaft 7.

  A handle lever 10 is disposed on the rear surface side of the body 1 so as to be positioned between the lower wall portion 2 b of the housing recess 2 and the push nut 9. The handle lever 10 has a substantially “V” shape, and is pivotally supported by the fitting portion 7 a of the door handle shaft 7 at the center, and rotates integrally with the door handle shaft 7 in the same manner as the door handle 8. The handle lever 10 has an arcuate contact portion 10a formed at one end extending toward the cylinder lock mounting portion 4 and a spring hook portion 10b formed at the other end extending rearward. As shown in FIG. 2, a tension coil spring 12 is provided between the spring hooking portion 10 b and a spring mounting portion 11 protruding from the rear surface of the body 1. Therefore, the tension coil spring 12 urges the door handle 8 to the normally closed position via the handle lever 10 and the door handle shaft 7. Further, as shown in FIG. 5C, when the handle lever 10 rotates, the movement locus L drawn by the contact portion 10a defines the rotation range of the handle lever 10, and the inner side (right side in the figure). ) Is the rotation range.

  The cylinder lock 13 is accommodated in the cylinder lock mounting portion 4 from the front side. The cylinder lock 13 and the operating body 14 interlocking therewith will be described with reference to FIG. FIG. 6 is an enlarged vertical side view taken along line XX in FIG.

  The cylinder lock 13 includes a key rotor 15 in which a key insertion port 15a (see FIG. 1A) is formed. The key rotor 15 integrally has a main body portion 16 shown in FIG. 6 and a guide portion 17 having a diameter smaller than that of the main body portion 16, and is in sliding contact with the inner peripheral surface of the cylinder lock mounting portion 4 in the main body portion 16. It is configured to rotate 90 degrees between the locking position and the unlocking position. The guide portion 17 protrudes in the axial direction so as to be exposed from the cylinder lock mounting portion 4, and its outer peripheral portion is formed in an oval shape (see FIG. 2) when viewed from the axial direction. An operating body 14 is provided on the outer periphery of the guide portion 17 so as to be movable in the axial direction. The actuating body 14 includes a cylindrical portion 14a (see FIGS. 5C and 6) that is fitted and slidably contacted with the outer peripheral surface of the guide portion 17, a flat portion 14b that projects to the outer peripheral side of the cylindrical portion 14a, and a flat portion 14b. And a pressing portion 14c extending rearward from one end portion thereof. The operating body 14 is always driven by a compression coil spring 19 (corresponding to the biasing member of the present invention) spanned between a stopper ring 18 attached to the tip of the guide portion 17 and the flat portion 14b of the operating body 14. The guide portion 17 is biased toward the proximal end portion side.

  As shown in FIG. 1, in a state where the key rotor 15 is rotated to the locking position, the flat surface portion 14 b of the operating body 14 is outside the above-described rotation range located to the left of the handle lever 10. When the key 33 (shown only in FIG. 1 (c)) is inserted into the key insertion slot 15a and the key rotor 15 is rotated from the locked position to the unlocked position in the A1 direction, the operating body 14 is integrated with the 90. Rotate degrees. Thereby, as shown in FIG. 3, the flat surface portion 14 b of the operating body 14 moves within the rotation range of the handle lever 10 and is positioned in the vicinity of the contact portion 10 a. In this state, when the door handle 8 is rotated from the closed position to the open position, the handle lever 10 is in sliding contact with the flat surface portion 14b of the operating body 14 at the contact portion 10a, and the arrow in FIG. Rotating in the B direction, the operating body 14 is moved from the standby position on the proximal end side of the guide portion 17 to the release position on the distal end side. At this time, the door lock mechanism 20 described below is activated to open the side door.

  In the present embodiment, the door lock mechanism 20 is integrally provided on the rear surface of the body 1 (see FIG. 2). That is, the lock covers 23 and 23 of the door lock mechanism 20 are fixed to the rear surface side of the body 1 by the screws 22, respectively. The pair of lock covers 23 has an entry groove 23a into which the engagement portion 6 on the vehicle body side enters, and is formed in a substantially “U” shape in a side view. Two support shafts 24 and 25 are spanned between the pair of lock covers 23 and 23. Among them, the upper support shaft 24 is provided with a lock claw 26 so as to be rotatable, and a torsion coil spring 27 is arranged so as to urge the lock claw 26 in the direction of arrow C shown in FIG. Has been. The lock claw 26 has an engagement groove 28 that can be engaged with the engagement portion 6 on the vehicle body side, and is formed in an inverted “U” shape as a whole. A corner 29 is formed at one end of the lock claw 26.

  A latch pawl 30 is rotatably provided on the lower support shaft 25, and a torsion coil spring 31 is arranged to urge the latch pawl 30 in the direction of arrow D. The latch claw 30 has a substantially “<” shape, and one end of the latch claw 30 is a latch lever 30 a and protrudes downward so as to face the contact portion 10 a of the handle lever 10. A holding portion 32 into which the corner portion 29 is fitted is formed at the other end portion of the latch claw 30. The lock cover 23, the support shafts 24 and 25, the lock claw 26, the latch claw 30, and the torsion coil springs 27 and 31 constitute the door lock mechanism 20 of the present invention. In the door lock mechanism 20, when the side door is closed, the engagement portion 6 on the vehicle body side enters the entry groove 23 a of the lock cover 23 and engages with the engagement groove 28 of the lock claw 26. Is rotated to the position shown in FIG. At this time, the holding portion 32 of the latch claw 30 is fitted into the corner portion 29 of the lock claw 26, so that the reverse rotation of the lock claw 26 (rotation in the direction of the arrow C) is prevented and the side door is locked. It has become.

  As described above, the door handle device according to the present embodiment is provided with the body 1 such as the door lock mechanism 20, the door handle 8, the handle lever 10, and the cylinder lock 13, so that the whole is unitized. 21. Accordingly, the door handle device is assembled to the side door by attaching the pre-assembled door handle unit 21 to a predetermined position facing the engagement portion 6 on the vehicle body side.

  Next, the operation of the door handle device configured as described above will be described with reference to FIGS. FIG. 4 and FIG. 5 are a side view and a bottom view showing a partially broken operation state when the door handle 8 is operated during unlocking.

  As shown in FIG. 3, at the time of unlocking, the flat surface portion 14b of the operating body 14 is located between the contact portion 10a of the handle lever 10 and the latch lever 30a. When the side door is closed, the engagement groove 28 of the lock claw 26 is engaged with the engagement portion 6 (see FIG. 3B) on the vehicle body side.

  In this unlocked state, when the door handle 8 is rotated from the closed position to the open position, the handle lever 10 is rotated in the arrow B direction against the urging force of the tension coil spring 12. At this time, first, as shown in FIGS. 4A and 5A, the contact portion 10 a of the handle lever 10 contacts the flat portion 14 b of the operating body 14. Further, when the operating body 14 is moved against the urging force of the compression coil spring 19 as the handle lever 10 rotates, the pressing portion 14c of the operating body 14 twists the latch lever 30a and the coil spring 31. It comes to press against the urging force (see FIGS. 4B and 5B). Thus, when the handle lever 10 is rotated to the position shown in FIG. 5 (c) and the operating body 14 is moved to the release position, the lock claw is moved from the holding portion 32 of the latch claw 30 as shown in FIG. 4 (c). 26 corners 29 are removed, the door lock mechanism 20 is unlocked, and the side door is opened.

  On the other hand, when the side door is closed and locking is performed, the key 33 is inserted into the key insertion port 15a, and the key rotor 15 is rotated 90 degrees from the unlocking position shown in FIG. Thereby, when the key rotor 15 is moved to the locking position, the flat surface portion 14b of the operating body 14 is rotated outside the rotation range of the handle lever 10 and is moved to the position shown in FIG. In this locked state, when the door handle 8 is rotated from the closed position to the open position, the handle lever 10 is swung (rotated) without contacting the flat portion 14b of the operating body 14. For this reason, even if the door handle 8 is operated at the time of locking, the locked state of the door lock mechanism 20 is maintained.

  Therefore, according to the door handle device configured as described above, the locked state can be maintained without bringing the door handle 8 into contact with other members when the door handle 8 is locked, thereby eliminating the problem of external force acting on the door handle portion. The thickness can be suppressed and downsizing can be achieved.

  The door handle device is configured as a door handle unit 21 in which the door lock mechanism 20, the door handle 8, the handle lever 10, the cylinder lock 13 and the like are unitized. Therefore, by attaching the door handle unit 21 to the position facing the engagement portion 6 on the vehicle body side, the side door can be assembled once. That is, in the case of the configuration described in Patent Document 1 described above, the door lock mechanism and the door handle portion are separately attached to predetermined positions of the side doors separated from each other, and a long link member for connecting them is required. However, according to the present embodiment, the door lock mechanism 20 and the door handle 8 can be disposed close to each other, and the link member can be eliminated, thereby reducing the number of parts and reducing the overall size. Can be planned. Further, since the door lock mechanism 20, the handle lever 10, the cylinder lock 13 and the like can be assembled in advance as the door handle unit 21, the assembling workability can be greatly improved.

Further, the latch claw 30 is provided with a latch lever 30a facing the contact portion 10a of the handle lever 10, and the door lock mechanism 20 and the handle lever 10 are arranged as close as possible, so that the door handle device is made more compact. Can do.
A guide portion 17 having a compression coil spring 19 is provided at the tip portion of the key rotor 15, and the operating body 14 is disposed so as to move along the guide portion 17 between the standby position and the release position, and the compression coil spring. 19 was applied to the standby position side. Thereby, the desired operation of the operating body 14 can be obtained with a simple configuration using the cylinder lock 13.

In addition, this invention is not limited only to above-described embodiment, It can deform | transform or expand as follows.
The door handle device of the present invention can be applied to automobiles, that is, vehicles that run with wheels rotated by the power of a prime mover.

  Although the door handle device is provided at a predetermined position of the side door, it may be provided at a predetermined position of a hood door (engine hood) that opens and closes the engine room. Specifically, the same effect as that of the above embodiment can be obtained by disposing the door handle device at a predetermined position of the engine hood facing the engagement portion on the engine room side.

In the above embodiment, the operating body 14 is provided on the guide portion 17 of the key rotor 15 so as to rotate integrally therewith. However, the present invention is not limited to this, and the operating body should be able to perform the idling operation. It suffices if it is arranged so as to be linked to the key rotor 15.
Further, although the door handle 8 and the handle lever 10 are configured to rotate integrally with the door handle shaft 7, the present invention is not limited to this, and the handle lever 10 is configured to rotate in conjunction with the door handle 8. If it is. In addition, the present invention may be modified as appropriate, for example, by applying the door handle device to a door portion other than the side door (or engine hood) of the automobile.

1 shows an embodiment of the present invention, in which (a) is a front view of an automobile door handle device at the time of locking, (b) is a side view, and (c) is a bottom view. The perspective view from the back side of the door handle device for cars (A) is a front view when unlocked, (b) is a side view, and (c) is a bottom view. (A)-(c) is a side view at the time of the unlocking | pulverization shown partially broken, Comprising: The figure for demonstrating the operation state when operating a door handle (A)-(c) is a bottom view at the time of unlocking corresponding to Drawing 4 (a)-(c) Enlarged sectional view of the cylinder lock taken along line XX in FIG.

Explanation of symbols

  In the drawings, 1 is a body, 4 is a cylinder lock mounting portion, 6 is an engaging portion, 8 is a door handle, 10 is a handle lever, 13 is a cylinder lock, 14 is an operating body, 15 is a key rotor, 15a is a key insertion port, Reference numeral 17 denotes a guide portion, 19 denotes a compression coil spring (biasing member), 20 denotes a door lock mechanism, 26 denotes a lock claw, 30 denotes a latch claw, 30a denotes a latch lever, and 33 denotes a key.

Claims (3)

An automotive door handle device provided on an automobile door,
A body having a cylinder lock mounting portion;
A door lock mechanism that is provided integrally with the body and engages with an engagement portion on the vehicle body side of the automobile to lock the door;
A door handle rotatably provided on the body and operated to rotate between a closed position and an open position;
A handle lever provided to rotate in conjunction with the door handle;
A cylinder lock having a key rotor attached to the cylinder lock attachment portion and rotated between a locked position and an unlocked position by a key inserted into a key insertion port;
It is provided so as to be linked to the key rotor, and moves from outside the turning range of the handle lever into the turning range in conjunction with turning of the key rotor from the locked position to the unlocked position, and within the turning range. An operating body that moves to a release position that unlocks the door lock mechanism in conjunction with the handle lever as the door handle is rotated to the open position.
In a state where the key rotor is rotated to the locking position and the operating body is positioned outside the rotation range of the handle lever, the handle lever is moved when the door handle is rotated from the closed position to the open position. A door handle device for an automobile, characterized by being configured to be swung. The distal end portion of the key rotor includes a guide portion that protrudes in the axial direction and has a biasing member, and the operating body is arranged between the standby position on the proximal end side of the guide portion and the release position on the distal end side. And is urged toward the standby position by the urging member.
When the key rotor is rotated to the unlocked position, the operating body is moved between the latch lever and the handle lever of the door lock mechanism, and the door handle is rotated from the closed position to the open position. The handle lever moves the operating body from the standby position to the release position, and unlocks the door lock mechanism by pressing the latch lever through the operating body. The vehicle door handle device according to claim 1. The door lock mechanism includes a lock claw that engages with the engagement portion on the vehicle body side, and a latch claw that holds the engagement state of the lock claw with respect to the engagement portion,
The latch claw integrally has a latch lever facing the tip of the handle lever,
When the key rotor is rotated to the unlocked position, the operating body is rotated integrally with the key rotor and moved to the vicinity of the handle lever, and the door handle is rotated from the closed position to the open position. The handle lever releases the latch claw by moving the operating body to the release position and pressing the latch lever through the operating body. The door handle device for automobiles according to 1 or 2.

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