JP3318858B2 - Locking device for opening and closing body - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locking device for an opening / closing body such as a trunk lid of an automobile.

[0002]

2. Description of the Related Art A conventional locking device for a trunk lid of an automobile includes an open lever for transmitting an operating force to a lock body in conjunction with an opening operation of an open handle for remote control provided in the vehicle. The latch attached to the striker provided on the base member of the lock body provided on the lid side, a latch detachable to the striker, a locking lever detachable to the latch, and the open lever when the lid is closed. There is one provided with a lock release lever that can be linked (for example, see Japanese Utility Model Laid-Open No. 4-45865).

[0003]

However, in the conventional lock device, when the lid is open, the operating end of the lock release lever of the lock device projects below or to the side of the base member. There is a problem that there is a sense of protrusion and the appearance is poor. The present invention has been made in view of the above-described problems of the related art, and provides an opening / closing body locking device that improves the appearance by eliminating a feeling of protrusion of a lever from a base body when the opening / closing body is opened. It is intended to be.

[0004]

According to the present invention, the above-mentioned problem is solved as follows. (1) A striker is provided on one of a vehicle body and an opening / closing body provided on the vehicle body so as to be openable and closable, and the other is provided with a lock body capable of engaging with the striker and restraining the opening / closing body in a closed state. The lock body is provided on the lock body, the tip end protruding toward the striker side from a base member fixed to the other one, and is moved by an open lever provided on the striker side when the opening / closing body is closed. And a lock device provided with a lock release lever configured to release the engagement between the lock member and the striker. A cover is mounted so as to move between a concealing position to cover and an exposure position where the tip of the lock release lever is exposed.

(2) In the above item (1), a protrusion is provided on one of the base member and the cover, and the other is parallel to the moving direction of the cover, and the protrusion is slidable. A long hole to be fitted is provided.

(3) In the above item (1) or (2), the cover is pressed against a part of the cover from the concealed position to the exposed position by contacting the striker when the opening / closing body is closed. A striker contact part is provided.

(4) In any one of the above items (1) to (3), a latch having an engagement groove for engaging and disengaging with the striker in the lock body can be moved in a direction for engaging and disengaging with the striker. In a locking device for an opening / closing body provided on a member, a part of a cover intervenes between a striker and an engagement groove of a latch when a closing operation of the opening / closing body, and a direct contact between a part of the striker and the latch. Is provided to prevent the occurrence of a shock.

(5) In any one of the above items (1) to (4), an urging means for urging the cover toward the concealing position is provided.

(6) In the above item (4) or (5), the urging means for urging the cover toward the concealing position and the urging means for urging the latch in a direction to separate from the striker,
Formed by a single spring.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described with reference to the drawings. 1 to 5, (1) is a lock device fixed to a trunk lid (not shown), which is an opening / closing body pivotally mounted on a trunk of an automobile body so as to be openable and closable.
An intrusion groove (3a) for guiding the striker (2) (see FIG. 3) fixed to the lid by bolts and fixed to the vehicle body when the lid is closed, and protrusions (3b) formed on both side walls. A base member (3) and a latch (5) pivotally attached to the base member (3) with a shaft (4) and having an engagement groove (5a) capable of engaging and disengaging the striker (2) by opening and closing the lid; Base member
(3) is pivotally mounted on the shaft (6), and the step (5) of the latch (5) is
b) a locking lever (7) which can be disengaged, and a cover (8) for covering a lower portion of the base member (3) on the base body (3).
The cover (8) is movable along the lid opening / closing direction between a concealed position shown in FIGS. 1 and 2 and an exposed position shown in FIGS. 3 and 4 in conjunction with the lid opening / closing operation. It is. On the striker (2) side, an open lever (2a) that is connected by a cable to a remote control handle (not shown) provided in the vehicle and that transmits the operating force of the handle to the locking lever (7) is pivotally mounted. ing.

A tension spring (9) is provided between the latch (5) and the locking lever (7), and the spring (9) causes the latch (5) to open counterclockwise in FIG. The locking lever (7) is urged in the clockwise engagement direction in FIG. 2, which is the engagement direction. An operating end (7a) is formed at a lower end of the locking lever (7) and protrudes from the lower surface of the base member (3) by a predetermined amount in a direction in which the lid closes (downward in FIG. 1). This operating end (7a)
When the lid is closed, the open lever (2a) is pushed in the release direction by rotating the open lever (2a) in the direction of arrow A in FIG.
This is a lock release lever that releases the lid from inside the vehicle by releasing the engagement between the latch (5) and the latch (5).
That is, in this embodiment, the locking lever (7) and the lock release lever are integrally formed. However, these may be separated and each may be pivotally attached to the base member (3).

A lock body is formed by the base member (3), the latch (5), the locking lever (7) and the like.

The cover (8) is formed of a synthetic resin material, is formed in a rectangular tube shape having an opening at the top and bottom to cover the lower portion of the base member (3), and has a protruding piece (3b) at the front. ) Is slidably fitted into the lid.
And a buffer (striker abutting portion) (8b) that can be slidably fitted into the intrusion groove (3a) is formed in the lower center. When the lid is closed, the buffer (8b)
The striker (2) is formed in a downward U-shape that can be fitted,
The latch (5) is fitted into the engagement groove (5a), and moves up and down in conjunction with the rotation of the latch (5) to move the entire cover (8) up and down. Further, the above-mentioned spring (9) acts to directly push down the cover (8) via the latch (5) and the buffer (8b) of the cover (8).

1 and 2 show a state where the lid is opened,
In this state, the latch (5) is in the release position by the urging force of the spring (9), and the cover (8) is pushed by the engagement groove (5a) of the latch (5) to the concealed position. And covers the operating end (7a) of the locking lever (7). Accordingly, the operating end (7a) of the base member (3) and the locking lever (7) is covered by the cover (8), and the operating end (7a) does not protrude from the base member (3), and the appearance is improved. It is planned.

When the lid is closed, the striker (2) comes into contact with the buffer (8b) of the cover (8), and the
(5) rotates to the engagement position, and the locking lever (7) engages with the step (5b) of the latch (5). At that time, the striker (2) and the buffer (8b) penetrate into the depth of the entry groove (3a),
Accordingly, the cover (8) moves from the concealed position to the exposed position with the elongated hole (8a) being guided by the protruding piece (3b). Cover (8)
Is in the exposed position, the operating end (7a) of the locking lever (7) protrudes from the cover (8), so that it can be linked with the open lever (2a). In addition, striker (2)
Is fitted to the buffer portion (8b), so that the metal noise when the lid is closed is reduced and rattling is suppressed.

[0016]

According to the present invention, the following effects can be obtained. (a) With the configuration as described in the first aspect, the cover can hide the unlock lever protruding from the base body when the opening / closing body is opened, so that the appearance can be improved.

(B) With the configuration as described in claim 2,
The cover can be guided so as to be able to move smoothly with a simple configuration.

(C) With the configuration as described in claim 3,
With a very simple structure, the cover can be linked to the opening and closing operation of the opening and closing body.

(D) With the configuration as described in claim 4,
The collision noise when the latch and the striker are engaged can be alleviated, and the generation of abnormal noise at the time of closing can be suppressed.

(C) With the configuration as described in claim 5,
The cover does not move unnecessarily due to vibration etc.,
The rattling of the cover can be prevented.

(F) With the configuration as described in claim 6,
A single spring can perform multiple functions, eliminating the need for multiple springs.

[Brief description of the drawings]

FIG. 1 is a front view of a state when an opening / closing body according to the present invention is opened.

FIG. 2 is a front view showing a state similar to FIG. 1 with a cover partially cut away.

FIG. 3 is a front view of the lock device when the opening / closing body is closed.

FIG. 4 is a front view showing a state similar to FIG. 3, with a cover partially cut away.

FIG. 5 is a perspective view of a lock device.

FIG. 6 is a perspective view of a cover.

[Explanation of symbols]

 (1) Lock device (2) Striker (3) Base member (3a) Penetration groove (3b) Projection piece (5) Latch (5a) Engagement groove (7) Locking lever (7a) Operating end (lock release lever) ( 8) Cover (8a) Slotted hole (8b) Shock absorbing part (Striker contact part) (9) Spring

Claims (6)

(57) [Claims] 1. A lock capable of providing a striker on one of a vehicle body and an opening / closing body provided on the vehicle body so as to be openable and closable, and engaging with the striker to restrain the opening / closing body in a closed state. Providing a body, and in the lock body,
The distal end protrudes toward the striker side from the base member fixed to the other one, and is moved by an open lever provided on the striker side when the opening / closing body is closed to release the engagement between the lock body and the striker. An opening / closing body locking device provided with an unlocking lever adapted to be unlocked, comprising: a concealing position for covering a tip portion of the lock unlocking lever in the base member in conjunction with an opening / closing operation of the opening / closing body; A lock device for an opening / closing body, wherein a cover adapted to move to an exposure position where a tip portion of a lever is exposed is attached. 2. A projection is provided on one of the base member and the cover, and an elongated hole is provided on the other, which is parallel to the moving direction of the cover, and into which the projection is slidably fitted. The locking device for an opening / closing body according to claim 1. 3. A part of the cover is provided with a striker contact part which comes into contact with the striker to push the cover from the concealed position to the exposed position when the opening / closing body is closed. A lock device for an opening / closing body according to claim 1. 4. A locking device for an opening / closing body, wherein a latch having an engagement groove for engaging and disengaging with a striker is provided in a base member so as to be movable in a direction for engaging and disengaging with the striker. A shock absorber that intervenes between the striker and the engagement groove of the latch during the closing operation of the opening / closing body to prevent direct contact between a part of the striker and the latch. 4. The locking device for an opening / closing body according to any one of 3. 5. The opening / closing body locking device according to claim 1, further comprising an urging means for urging the cover toward the concealing position. 6. A biasing means for biasing the cover toward the concealing position and a biasing means for biasing the latch in a direction to separate from the striker are formed by a single spring.
Or the locking device for an opening / closing body according to 5.