JP2544915Y2 - Trunk locking 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 locking device for a trunk, particularly a travel trunk.

[0002]

2. Description of the Related Art In a conventional trunk lock device, a hook portion on a lock seat is hooked by a corresponding hook provided below a handle, and then the hook portion is restrained by a cord lock, and the hook portion falls off. It is to prevent. The lock device having such a structure cannot be said to be an automatic lock because the hook below the handle does not catch on the hook on the lock seat unless the user operates the control button by hand. The hook below the handle may be opened and closed by the handle, but in this case, the handle is operated by a lever.

[0003] Also, the conventional auxiliary locking device is almost lever-operated,
In order to close or release the lock, the hooking structure with the hook on the fixed seat is hooked with the corresponding hook provided below the lever-type auxiliary lock body, but these methods rotate about the axis Then, the locking operation is performed.

[0004]

However, since the hook of the above-mentioned locking device is not automatically hooked, there is a problem that not only the operation is inconvenient, but also it takes time and the lock is easily released.

Also, the structure of the auxiliary lock device is similarly inconvenient to operate, and the hook below the auxiliary lock body has a corresponding shape, so that the locking effect is unstable and easily released.

[0006] The present invention solves the above-mentioned problems and is stable,
Another object of the present invention is to provide a lock device that is easy to operate.

[0007]

In order to solve the above-mentioned problems, in a trunk locking device including a locking lock device and an auxiliary locking device, the locking lock device includes a lock seat 2A, a lock body 3A, and a cord lock 4A. , A compression spring 5A, a button block 6A and a hook handle 7A.

The auxiliary lock device includes a fixed seat 2B, an auxiliary lock body 3B, a compression spring 4B, and a movable block 5B.
And a hook handle 6B.

The lock seat 2A of the locking device has two hooks 21A on the left and right sides of the front side, and holding plates 24A having shaft holes 22A formed in the vicinity of both sides on the rear. A cover-like handle seat 23A is provided at the front.

The lock body 3A has a U-shaped cross section, is pivotally supported by a shaft 8A penetrating through a shaft hole 22A of the lock seat body 2A by a shaft hole 32A drilled at the rear of both sides, and is locked by a torque spring 9A. It is pressed by the body 2A in the direction of about 90 °, and the cord lock 4A and the button block 6A are inside the U-shape.
Is stored.

The hook handle 7A has a hook 71A with a downward end, and a shaft hole 72A formed on both sides.
And a shaft 8A passing through shaft holes 31A formed in front of both side surfaces of the lock body 3A.
A is pivoted by A, and the button block 6A is a block body 61A.
At the position corresponding to the hook portion 21A of the lock seat 2A, a long hole 63A is formed at the front end of the protrusion 62A, and a bottom hole is formed at the bottom end. Is hook 6
4A, a spring holding projection 65A protrudes from the side opposite to the hook 64A, and a compression spring 5A is inserted between the hook and the spring holding projection 41A of the cord lock 4A to elastically press the button block 6A forward. ing.

The fixed seat 2B of the auxiliary locking device is provided with a hook 21B at the front center, and a shaft hole 22B is formed in each of the holding plates 23B on both rear sides.

The auxiliary lock body 3B has convex blocks 32B protruding on both sides inside the plate 31B, the movable block 5B is inserted between the convex blocks 32B on both sides, and is drilled behind the convex block 32B. The shaft 7B is pivotally supported by the shaft 7B passing through the shaft hole 33B and the shaft hole 22B. The shaft 7B is elastically pressed to the fixed seat 2B in the direction of 90 ° by the spring 8B.

The movable block 5B has a convex block 52B provided on the both sides of the button block 51B at the front end, and a piece 53B is provided between the two convex blocks 52B. A long hole 54B is bored, the shaft 9B passes through the shaft hole 34B of the convex block 32B and the shaft 54B, the movable block 5B is slidably held by the auxiliary lock body 3B, and a concave hole in the front end surface of the convex block 32B. A compression spring 4B inserted between the inner surface of the button block 51B and the inner surface of the button block 51B elastically presses forward the entire long hole 54B.

Further, both protruding ends of the shaft 9B are inserted into shaft holes 62B on both sides of a hook handle 6B provided with a downward hook 61B at the front end, and the hook handle 6B is rotatably held by the auxiliary lock body 3B. Have been.

[0016]

As described above, when locking, the hook handle 7A is used.
Is hooked on the convex piece 11A of the trunk A, the lock main body 3A is turned down until the hook 64A is locked by the hook portion 21A, and the lock 42A of the cord lock 4A is appropriately turned to lock.

When the setting code is selected by turning the piece 42A, the lock 43A is released, the button block 6A becomes movable, and the hook 64A can be released from the hook 21A.

The auxiliary locking device hooks the hook handle 6B on the convex piece 11A of the trunk A, and lowers the auxiliary lock main body 3B until the piece 53B is locked by the hook 21B.
A can be held.

To release the holding, the latch between the piece 53B and the hook 21B is released only by pushing the button block 51B.
The holding of the convex piece 11A can be released.

[0020]

1 is an exploded perspective view of a lock device according to the present invention, FIG. 2 is a perspective view, and FIGS. 3, 4, and 5 are operation explanatory diagrams.

As shown in FIG. 1, the lock device according to the present invention includes a lock seat 2A, a lock body 3A, a code lock 4A,
It comprises a compression spring 5A, a button block 6A and a hook handle 7A.

The lock seat 2A is provided with two hooks 21A on the left and right sides of the front side surface, and the shaft holes 22A are provided near the rear sides.
Are provided upright, and a cover-shaped handle seat 23A is provided on both front sides.
The hook 21A has a vertical surface on the outside and an inclined surface on the inside, and is configured to automatically lock with the hook 64A of the button block 6A.

The lock body 3A has a U-shaped cross section. The lock body 3A is pivotally supported by a shaft 8A penetrating the shaft hole 22A of the lock seat body 2A by a shaft hole 32A drilled at the rear of both sides, and is locked by a torque spring 9A. It is pressed by the body 2A in the direction of about 90 °, and the cord lock 4A and the button block 6A are inside the U-shape.
Is stored. A code piece window 33A is opened at a position corresponding to the position of the code piece of the code lock 4A so that the code lock can be operated from the outside.

The hook handle 7A has a hook 71A whose tip is downwardly directed. The first half has a U-shape in cross section, and is formed with a shaft hole 72A formed on both sides thereof and a front side of both sides of the lock body 3A. The shaft 8A is pivotally supported by the lock body 3A through the shaft hole 31A.

The button block 6A has two parallel convex blocks 62A extending rearward of the block body 61A and corresponding to the hooks 21A of the lock seat 2A.
A hole 63A is formed at the front end of the cord lock 4A, and a hook 64A is formed at the bottom end. A spring holding protrusion 65A protrudes from the hook 64A on the side opposite to the hook 64A to be compressed between the cord holding lock 4A and the spring holding protrusion 41A. The spring 5A is inserted to press the button block 6A forward.

FIG. 7 is an exploded perspective view of the auxiliary lock device, and FIGS. 8, 9 and 10 are operation explanatory diagrams. The auxiliary lock device includes a fixed seat 2B, an auxiliary lock body 3B, a compression spring 4
B, a movable block 5B and a hook handle 6B.

The fixed seat 2B is provided with a hook 21B at the front center portion, and the shaft holes 22B are formed in the holding plates 23B on both rear sides.
Are drilled. The hook portion 21B is arranged so that the rear portion protrudes above the window portion 24B opened on the bottom surface of the fixed seat 2B, and the side surface of this portion forms an upwardly inclined surface.

The auxiliary lock body 3B has convex blocks 32B protruding on both sides inside the plate 31B, the movable block 5B is inserted between the convex blocks 32B on both sides, and is drilled behind the convex block 32B. Shaft hole 33B and shaft hole 22B of fixed seat 2B
, And is elastically pressed by a torque spring 8B so as to stand substantially 90 ° with respect to the fixed seat 2B.

The movable block 5B is provided with convex blocks 52B on both sides of the button block 51B at the front end, and a piece 53B is provided between the convex blocks 52B. This piece 53B is configured such that its upper surface is engaged with the lower surface of the hook 21B protruding from the window 24B of the fixed seat 2B.

A long hole 54B is formed at the same position in each of the biconvex blocks 52B. The shaft 9B passes through the shaft hole 34B and the long hole 54B of the protruded block 32B of the auxiliary block 3B, and the movable block 5B is assisted. It is slidably held by the lock body 3B. Further, a compression spring 4B inserted between the concave hole 35B on the front end surface of the convex block 32B and the spring holding projection 55B on the inner surface of the button block 51B is elastically pressed forward to fill the long hole 54B.

The hook handle 6B is provided with a downward hook 61B at the tip, and has a U-shaped cross section in the latter half, and has shaft holes 62 on both side surfaces thereof.
B, both protruding ends of the shaft 9B penetrating the auxiliary lock body 3B and the movable block 5B are inserted, and the hook handle 6B is rotatably held by the auxiliary lock body 3B.

FIG. 11 is a perspective view showing a state in which the lock device of the present invention is mounted on a travel trunk. The locking device is provided on a handle at the upper center of the trunk body A, and the auxiliary locking device is provided on the upper side. It should be noted that in FIG.
C is a caster.

The caster 1C has a structure as shown in FIGS. 12 to 14 and has already been proposed by the present applicant. In the figure, 1C is a caster, 2C is a U-shaped seat, 21C is a guide rail, 22C is a shaft, 23C is a fitting piece, 231C is a fitting groove, 3C is a trunk body, 4C is a storage recess, 41C.
Is a rail groove, 42C is a fitting piece, 43C is a screw hole, and 5C is a screw.

Next, the operation of the lock device of the present invention will be described. First, the operation of the lock device will be described with reference to FIGS.

FIG. 3 is a sectional view in a locked state, FIG. 4 is a sectional view at the time of starting unlocking, and FIG. 5 is a sectional view in an unlocked state (before locking). First, the lid of the trunk A is closed in a state before locking shown in FIG.
The downward hook 71A of the hook handle 7A is hooked on the convex piece 11A on the lid side, and the lock body 3A is lowered to the trunk side. When fully tilted, the hook 64A of the button block 6A retracts while urging the compression spring 5A, and the lock seat 2A
The hook 21A and the hook 64A are locked by the repulsive force of the compression spring 5A on the lower surface of the hook 21A, and the lid of the trunk A is locked.

In this case, when the piece 42A of the cord lock 4A is appropriately rotated, the lock piece 43A engages the button block 6A, and the button block 6A does not move. Therefore, the lock device remains in the locked state, and the trunk is locked. State.

When unlocking, the piece 43A is set to the set code, and the lock piece 43A comes off the button block 6A. When the button block 6A is pressed (FIG. 3), the hook 64A is pressed.
And the hook 21A is released (see FIG. 4).
By lifting the lock body 3A as described above, the downward hook 71A comes off the convex piece 11A of the lid of the trunk A, and the trunk can be opened.

Next, the operation of the auxiliary lock device will be described. This auxiliary locking device does not have a locking device, and is used when a single lock is insufficient for a large trunk or the like.

FIG. 7 is an exploded perspective view, FIG. 8 is a sectional view in a tightened state, FIG. 9 is a sectional view in the middle of a releasing operation, and FIG. 10 is a sectional view in a released state (before tightening). In the state shown in FIG. 10, the downward hook 61B of the hook handle 6B is hooked on the convex piece 11A of the lid of the trunk A, and the auxiliary lock body 3B is lowered. In contact with the compression spring 4B, the compression spring 4B is retracted and locked by the lower surface of the hook portion 21B and the upper surface of the piece 53B to keep the trunk lid closed.

To release the lock, push the button block 51B in the direction of the arrow in FIG.
The lock between B and the piece 53B is released, the auxiliary lock main body 3B is brought up as shown in FIG. 10 by the repulsive force of the torque spring 8B, and the hook handle 6B can be easily removed from the convex piece 11A.

[0041]

As described above, the lock device of the present invention is composed of a lock lock device and an auxiliary lock device. The lock lock device hooks the hook handle 7A on the convex piece 11A of the lid of the trunk A, and locks the lock body. If 3A is knocked down, the lid of trunk A is closed. In this state, if the piece 42A of the code lock 4A is appropriately shifted, the button block 6A is locked and completely locked.

For unlocking, the button block 6A is unlocked by setting the piece 42A to the set code,
It is possible to easily remove the lock device by pressing the button block 6A.

The auxiliary locking device is used for a large truck or the like, and has no locking mechanism. Therefore, the locking can be released only by pressing the button block 51B.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of a lock device according to the present invention.

FIG. 2 is a perspective view of a locking device.

FIG. 3 is an explanatory diagram of an operation of the locking device.

FIG. 4 is an explanatory diagram of an operation of the locking device.

FIG. 5 is an explanatory diagram of the operation of the locking device.

FIG. 6 is a perspective view of an auxiliary lock device.

FIG. 7 is an exploded perspective view of the auxiliary lock device.

FIG. 8 is an explanatory diagram of the operation of the auxiliary lock device.

FIG. 9 is an operation explanatory view of the auxiliary lock device.

FIG. 10 is an operation explanatory view of the auxiliary lock device.

FIG. 11 is a perspective view showing a state where the lock device of the present invention is mounted on a travel trunk.

FIG. 12 is a partially enlarged structural view of a caster used for the above-described travel trunk.

FIG. 13 is a sectional view of a caster portion.

FIG. 14 is a sectional view of a caster portion.

[Explanation of symbols]

 2A Lock seat 21A Hook 3A Lock body 4A Code lock 42A Block 43A Lock piece 6A Button block 61A Block 64A Hook 7A Hook handle 71A Downward hook 2B Fixed seat 21B Hook 3B Auxiliary lock body 4B Compression spring 5B Movable block 51B Button Block 53B Piece 6B Hook handle 61B Downward hook

Claims (3)

(57) [Scope of request for utility model registration] 1. A locking device for a trunk, comprising: a locking lock device and an auxiliary locking device, wherein the locking lock device includes a lock seat, a lock body, a code lock, a compression spring, a button block, and a hook handle;
The auxiliary lock device includes a fixed seat, an auxiliary lock body, a compression spring, a movable block, and a hook handle. The lock device is provided on an upper surface of the trunk, and the auxiliary lock device is provided on an upper surface or a side surface of the trunk. Features locking device for trunk. 2. The lock seat of the lock device according to claim 1, wherein two hooks are provided on the left and right sides of a front side surface, and holding plates having shaft holes formed in the vicinity of both rear sides are provided upright. Is provided with a cover-shaped handle seat, and the lock body has a U-shaped cross section, and is pivotally supported by a shaft penetrating the shaft hole of the lock seat body with a shaft hole drilled behind both sides. The lock seat is elastically pressed in a direction substantially 90 ° by a torque spring, and the cord lock and the button block are housed in a U-shape. The hook handle forms a hook whose tip is downward. The lock block is pivotally supported by a shaft that penetrates a shaft hole that is formed in the lock body and shaft holes that are respectively formed in front of both side surfaces of the lock body, and the button block is provided behind the block body. Extending and hooks of the lock seat There are two parallel convex blocks at positions corresponding to, a long hole is drilled at the front of the convex block, a hook is formed at the bottom end, and a spring holding projection is provided on the opposite side of the hook. 2. The trunk locking device according to claim 1, wherein a compression spring is inserted between the projection and the spring holding projection of the cord lock to resiliently press the button block. 3. The fixed seat of the auxiliary lock device has a hook portion at a front center part, and a shaft hole is formed in each of holding plates on both rear side surfaces, and the auxiliary lock body is provided inside the plate body. The movable block is inserted between the convex blocks on both sides of the convex block, and the pivot is pivoted by a shaft passing through the shaft hole drilled behind the convex block and the shaft hole. And is elastically pressed by the torque spring in the direction of approximately 90 ° to the fixed seat,
The movable block is provided with a convex block in the rear of both sides of the front end button block, a piece is provided between the both convex blocks, and furthermore, a long hole is drilled at the same position in each of the double convex blocks, The movable block is slidably held by the auxiliary lock body while the shaft passes through the shaft hole of the convex block and the long hole, and the compression is inserted between the concave hole of the front end surface of the convex block and the inner surface of the button block. The protruding end of the shaft is inserted into the shaft hole on both sides of the hook handle provided with a downward hook at the front end, and the hook handle pivots to the auxiliary lock body. 2. The trunk lock device according to claim 1, wherein the trunk lock device is freely held.