JP2584205Y2 - Trunk lock device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a trunk lock device applied to a trunk of an automobile.

[0002]

2. Description of the Related Art Conventionally, as a trunk lock device, as shown in FIGS. 5 and 6, for example, when a car is lent to another person, the trunk cannot be freely opened by a key operation or an opener operation. There is.

That is, in this trunk lock device,
A notch 2 is formed in a base plate 1 provided on the trunk lid side, and a plurality of rotating members described below are rotatably mounted. The latch 3 is attached to the base plate 1 so as to be rotatable about a support shaft 4, and is urged by a spring 5 in a counterclockwise direction in the figure. The latch 3 engages and disengages the striker 7 provided on the vehicle body side by causing the substantially U-shaped notch holding portion 6 to protrude and retract from the notch portion 2.

The claw lever 8 is attached to the base plate 1 so as to be rotatable about a support shaft 9 and is urged by a spring 10 in a clockwise direction in FIG.
The claw lever 8 is engaged with the latch 3 to maintain the engagement state between the latch 3 and the striker 7.

The cancel lever 11 is attached to the claw lever 8 so as to be rotatable around a support shaft 12, and edges thereof are connected by an action spring 13. The cancel lever 11 is rotated by a key operation about a support shaft 12 in FIG. 5 via a rod 11a. In this case, if the primary key is used, the cancel lever 11 can be rotated in both the clockwise direction and the counterclockwise direction (lock position) from the initial state shown in FIG. When the cancel lever 11 is turned to the lock position, it cannot be turned by the secondary key.

The open lever 14 is connected to the claw lever 8.
And is rotatably attached to the support shaft 9.
A spring 15 fixed to the support shaft 9 is locked to the edge of the open lever 14, and one end of a spring 14 a locked to the support shaft 12 is fixed to restrict the rotation position. I have. And open lever 14
Is rotated counterclockwise around the support shaft 9 by operating an opener (not shown) provided in the vehicle.

In such a conventional truck lock device, for example, in order to prevent the trunk from being opened when renting a car to another person, the primary lever is operated in advance to move the cancel lever 11 about the support shaft 12 as a clock. Rotate in the direction of rotation. If the secondary key is given to another person, the trunk cannot be opened by key operation. Moreover, even if the open lever 14 is rotated by operating the opener, the open lever 1
4 swings the cancel lever 11 without rotating it, so that the trunk cannot be opened.

[0008]

However, the above-mentioned trunk lock device requires the spring 5 to bias the latch 3 and the action spring 13 to position the cancel lever 11. That is, the number of parts was large and the assemblability was poor. The present invention has been made in view of the above problems, and has as its object to provide a trunk lock device having a small number of components.

According to the present invention, in order to achieve the above object, a trunk lock device is mounted on a base plate so as to be rotatable about a first support shaft, and is formed by a latch engaged with and disengaged from a striker, a flange portion and a shaft portion. The second support shaft and the second support shaft provided with a flange portion on the base plate so as to be rotatable about the second support shaft, engage the latch, and engage the latch with the striker. A claw lever that is maintained and rotated by a key operation to release the engaged state, and is slidably attached to the second support shaft, and a flange portion of the second support shaft is in a locked position or an unlocked position. A cancel lever that has an elastic holding portion that can be positioned and that rotates integrally with the claw lever; and a cancel lever that rotates by an operation from the inside of the vehicle and slides to the lock position. By rotating the claw lever via Yanserureba is obtained by a structure in which a open lever to disengage the latch and striker.

[0010]

According to the present invention, positioning can be performed by the elastic holding portion only by sliding the cancel lever to the lock position or the unlock position. In the state where the lock lever is positioned at the lock position, even if the open lever is rotated by an operation from the inside of the vehicle, the open lever simply swings without rotating the cancel lever.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of a trunk lock device according to the present invention will be described with reference to FIGS. In FIG. 1, reference numeral 20 denotes a base plate provided on the trunk lid side, and has a cutout portion 22 through which a striker 21 provided on the vehicle body enters and exits.

Reference numeral 23 denotes a latch, which is a base plate 20.
Is mounted so as to be rotatable about a first support shaft 24. On the outer peripheral portion of the latch 23, a notch holding portion 25 which is located in the notch portion 22 of the base plate 20 and can hold the striker 21, and an engagement receiving portion 26 with which an engaging portion 35 of a claw lever 30 described later engages And a locking portion 27 bent and raised at a substantially right angle.

Reference numeral 30 denotes a claw lever, which is attached to the base plate 20 so as to be rotatable around a second support shaft 32 having a flange 31. One end of the claw lever 30 is connected to a rod 33 bent and raised obliquely upward and moved by a key operation. In the vicinity thereof, a locking portion 34 bent toward the base 20 and an engaging portion 35 with which the engaging receiving portion 26 is engaged are formed. The locking portion 34 includes a locking portion 27 of the latch 23.
And a spring 36 is locked between them. As a result, the latch 23 is biased counterclockwise about the first support shaft 24, and the claw lever 30 is biased clockwise about the second support shaft 32. further,
A long hole 37 is formed in the other end of the claw lever 30 in the longitudinal direction (see FIG. 3).

Reference numeral 40 denotes a cancel lever made of a resin material. A pressing portion 41 extends from a side edge of the cancel lever 40. The sliding hole 42
And a guide portion 43 is provided so as to surround the sliding hole 42. The sliding hole 42 is the second support shaft 32
Is the slidable width dimension. The guide portion 43 has a width dimension that allows the flange portion 31 of the second support shaft 32 to slide, and has an elastic holding portion 44 bulging inward at one of the intermediate portions. As shown in FIG. 4, the elastic holding portion 44 can be elastically deformed outward by forming a cutout portion 44a on the back surface side. A pin 45 is provided on the back surface in the vicinity of the pressing portion 41, and the claw lever 30 has a long hole 3.
7 is slidably engaged.

Reference numeral 50 denotes an open lever, which is rotatably mounted on the trunk body side around a support shaft 51, and a rod 52 is connected to one end. And
By operating an opener (not shown) provided on the inside of the vehicle, it rotates clockwise around the support shaft 51 in FIG.

In the trunk lock device having the above configuration, as shown in FIG. 1, in the unlocked state, the cancel lever 40 is located on the lower side in the figure. In this state, the upper end of the slide hole 42 contacts the second support shaft 32,
The upper portion of the guide portion 43 is positioned by engaging with the flange portion 31.

Here, when the opener is operated, the open lever 50 rotates clockwise about the support shaft 51 in FIG. Thereby, the pressing portion 41 of the cancel lever 40 is pressed rightward in the drawing (see FIG. 2). The cancel lever 40 rotates counterclockwise around the second support shaft 32 integrally with the claw lever 30 by the pin 45. As a result, the engaging portion 35 of the claw lever 30 retreats from the engaging receiving portion 26 of the latch 23, and the latch 2
3 and the striker 21 are released from engagement, and the trunk is released.

By the way, when lending a car to another person, give a secondary key that cannot open the trunk,
By operating the pressing portion 41 of the cancel lever 40, the cancel lever 40 is moved upward as shown in FIG. In this case, when the cancel lever 40 slides upward, the elastic holding portion 44 of the guide portion 43 is elastically deformed outward by the flange portion 31 (shown by a two-dot chain line in FIG. 4). Therefore, the cancel lever 40 can be moved with ease. Thereafter, the lower portion of the guide portion 43 engages with the flange portion 31, and the cancel lever 40 is positioned.

In this state, the cancel lever 40
Is released from the open lever 50, and even if the opener 50 is rotated clockwise about the support shaft 51 by operating the opener, the cancel lever 40
Swing without rotating the trunk, and the trunk cannot be opened.

[0020]

As is apparent from the above description, according to the trunk lock device of the present invention, the cancel lever is slidably provided on the second support shaft, and the elastic holding portion is used to set the lock position and the unlock position. Positioning on either side eliminates the need for the sub-lever and its spring, which was required before, or the action spring, which was required for the cancel lever, simplifies the structure, reduces the number of parts, and facilitates assembly. Becomes

[Brief description of the drawings]

FIG. 1 is a plan view showing an unlocked state of a trunk lock device according to the present embodiment.

FIG. 2 is a plan view showing a state where an open lever is rotated in FIG. 1;

FIG. 3 is a plan view showing a locked state of the trunk lock device according to the embodiment.

FIG. 4 is a plan view of a cancel lever according to the present embodiment.

FIG. 5 is a plan view of a trunk lock device according to a conventional example.

FIG. 6 is a partial sectional view of FIG. 5;

[Explanation of symbols]

21: striker, 23: latch, 24: first support shaft, 3
0 ... claw lever, 32 ... second support shaft, 40 ... cancel lever, 42 ... sliding hole, 43 ... guide part, 44 ... elastic holding part, 50 ... open lever.

Claims (1)

(57) [Scope of request for utility model registration] 1. A latch rotatably mounted on a base plate around a first support shaft and engaged with and disengaged from a striker; a second support shaft formed by a flange portion and a shaft portion; and a flange portion on the base plate. Is attached so as to be rotatable around a second support shaft provided with the latch, engages with the latch, maintains the latch and the striker in an engaged state, and is rotated by a key operation to rotate the latch. A claw lever for releasing the engagement state, and an elastic holding portion slidably attached to the second support shaft and capable of positioning a flange portion of the second support shaft at a lock position or an unlock position. A cancel lever that rotates integrally with the claw lever. When the cancel lever is slid to the lock position, the claw lever is rotated through the cancel lever. It allows the trunk lock device is characterized in that a open lever to disengage the latch and striker.