JPH08301150A - Automotive spare tire storage device - Google Patents

Abstract

PURPOSE: To provide an automotive spare tire storage device which can automatically lock a spare tire carrier in an open position without insertion of a lock pin. CONSTITUTION: A spare tire carrier 2 has its base end freely rotatably pivoted to a hinge pin 6 of a hinge member 5 located on the side of an automotive body 4. The hinge member 5 is provided with a lock pin 8 which, when the spare tire carrier 2 is opened to an open position where it retreats from opening route of a back door 1, locks the spare tire carrier 2 automatically so that the carrier cannot be closed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle spare tire storage device having a spare tire carrier for holding a spare tire.

[0002]

BACKGROUND OF THE INVENTION Behind a closed back door,
2. Description of the Related Art A spare tire storage device for an automobile, in which a spare tire carrier holding a spare tire detachably held is arranged at a position adjacent to the back door, is well known in the art. This type of spare tire carrier has its base end pivotally supported by a hinge part provided on the vehicle body, and in opening the back door, the spare tire carrier is rotated in advance to open and close the back door opening / closing track. Evacuated.

If such a spare tire carrier is allowed to move freely without being locked in the open position, the spare tire carrier becomes an obstacle when closing the back door, which hinders the closing of the back door. It will be.

Therefore, in the conventional art, one end of the string is stopped on the vehicle body side, a lock pin is attached to the other end, and the lock pin is inserted into a predetermined portion of the hinge portion so that the spare tire carrier cannot be closed at the open position. It was locked.

According to this, if the lock pin is forgotten to be inserted, the spare tire carrier may move around near the open position, which may hinder the closing of the back door. Also, the work of inserting the lock pin is extremely troublesome.

[0006]

DISCLOSURE OF THE INVENTION The object of the present invention is to eliminate the above-mentioned drawbacks of the prior art and to make it possible to automatically lock a spare tire carrier in an open position without inserting a lock pin. To provide a storage device.

[0007]

In order to achieve the above-mentioned object, the present invention has a storage position behind a back door which holds a spare tire and which is closed and adjacent to the back door, and a back door. In a spare tire storage device for an automobile having a spare tire carrier whose base end is pivotally supported by a hinge portion provided on a vehicle body so as to be pivotable between an open position retracted from an open / closed track and a spare tire carrier. When the spare tire carrier is displaced to the lock position for locking the spare tire carrier in the open position by the opening operation of and the lock member is operated to be displaced from the lock position to the unlock position for releasing the spare tire carrier. Proposed different configurations.

In this case, in the above structure, the lock member and the opener lever are drive-connected so that the lock member is displaced from the locked position to the unlocked position by operating the opener lever for unlocking the spare tire. Is advantageous.

[0009]

Embodiments of the present invention will now be described in detail with reference to the drawings.

FIG. 1 is a perspective view showing a back portion of an automobile equipped with a spare tire storage device according to an embodiment of the present invention. In the figure, the reference numeral 1 denotes a back door pivotally supported by the vehicle body 4 of the automobile, and the door 1 is pivotally opened in the direction of arrow a in the figure with the upper end as a fulcrum, for example. FIG. 1 shows a state when the back door 1 is closed. Reference numeral 100 denotes a spare tire storage device for an automobile having a spare tire carrier 2, on which a spare tire 3 is detachably held.

A pair of hinge members 5 and 5 are fixed to the vehicle body 4 at intervals in the vertical direction. As shown in FIG. 4, each hinge member 5 has an upper hinge portion 5A and a lower hinge member. The hinge pin 6 is attached across the portion 5B. The base end of the spare tire carrier 2 is pivotally supported on the hinge pin 6 via a pair of bushes 7, 7.

FIG. 1 shows a state in which the spare tire carrier 2 is placed behind the closed back door 1 and in a storage position adjacent to the back door 1. FIG. 2 is a partial cross-sectional plan view of this peripheral portion including the hinge member 5 as seen from above, and the spare tire carrier 2 is placed in the same storage position as in FIG.

When the back door 1 shown in FIG. 1 is rotated and opened in the direction of the arrow a, the spare tire carrier 2 is swung in the horizontal direction around the hinge pin 6 in advance and retracted from the open / close running path of the back door 1. FIG. 3 shows a state in which the spare tire carrier 2 is placed in the open position (fully open position) retracted from the open / close runway.

In this way, the spare tire carrier 2 holding the spare tire 3 is at the storage position behind the closed back door 1 and adjacent to the back door 1 and the opening retracted from the opening / closing path of the back door. A base end portion thereof is pivotally supported by a hinge portion provided on the vehicle body 4, that is, a hinge pin 6 attached to a hinge member 5 so as to be rotatable between the position and the position. The basic structure is the same in each of the embodiments described later.

A lock pin 8, which is an example of the structure of a lock member, is attached to the lower hinge member 5 shown in FIG. In this example, as shown in FIG.
The lock pin 8 is fitted in the hole 9 provided in A. The intermediate boss portion 8a of the lock pin 8 and the upper hinge portion 5A are engaged with one end and the other end of the pair of extension springs 11 and 11, respectively, and are lowered to the lock pin 8 by the elastic force of each spring 11. The habit is imparted, and this lowering is prevented by the lower end of the pin 8 coming into contact with the upper surface of the spare tire carrier 2 in the storage position (FIG. 2). The tension spring 11 is configured such that the spring end portion is locked to the upper hinge portion 5A through the spring through hole 10 provided in the upper hinge portion 5A.

When the spare tire carrier 2 is pivoted from the retracted position shown in FIGS. 1 and 2 around the hinge pin 6 toward the open position, the lower end of the lock pin 8 relatively slides on the spare tire carrier 1. When the spare tire carrier 2 reaches the open position in FIG. 3, the hinge pin 8 to which the descending habit is given by the force of the spring 11 (FIG. 4) moves to the position shown in FIG.
And, as shown in FIG. 5, the side portion of the spare tire carrier 2 falls into the alligator. In this state, due to the action of the lock pin 8, the spare tire carrier 2 placed in the open position is locked so that the rotation in the closing direction is restricted.

In this way, since the spare tire carrier 2 is locked and the rotation in the closing direction is restricted, there is no possibility that the spare tire carrier 2 will accidentally enter the open / close runway of the back door 1 and the back door 1 It does not hinder the opening and closing of.

On the other hand, when the spare tire carrier 2 is closed, as shown in FIGS. 3 and 5, the head portion of the lock pin 8 in the locked position is pinched with a finger and the lock pin 8 is closed.
Is forcibly lifted to the position shown in FIG. 4 against the elasticity of the spring 11, that is, the position retracted from the turning track of the spare tire carrier 2. In this state, the spare tire carrier 2 is released from the lock pin 8 so that the carrier can be closed. In this way, when the spare tire carrier 2 is closed while the lock of the spare tire carrier 2 is released, the lower end portion of the lock pin 8 has the spring 11
While pressing against the spare tire carrier 2 with the force of, slide relatively and at the storage position of the spare tire carrier 2,
The spare tire carrier 2 is held in pressure contact. The lock pin 8 is held in the unlocked position shown in FIG.

As can be understood from the above description, the lock member of the spare tire storage device is displaced to the lock position for locking the spare tire carrier in the open position by the opening operation of the spare tire carrier, and the spare tire carrier. When the vehicle is closed, it is displaced from the locked position to the unlocked position where the spare tire carrier is released. In this respect, there is no change in each embodiment described later.

According to the lock device of this embodiment, when the spare tire carrier 2 is opened, the spare tire carrier can be automatically locked in the open position in association with this movement, so that the lock pin is inserted into the hinge portion. This troublesome work is unnecessary. Further, since the lock pin 8 is assembled to the hinge member, the lock pin 8 is not lost, and the function of locking the spare tire carrier can be continuously guaranteed. FIG.
The lock pin 8 shown in 1 may be provided on the upper hinge member 5, or may be provided on both the upper and lower hinge members.

6 and 7 show another embodiment, in which the hinge member 15 corresponds to the hinge member 5 shown in FIGS. 2 and 4. As shown in FIG. 7, inside the base end portion of the spare tire carrier 2, a lock bar 18, which is one structural example of a lock member, has a base end portion 18a so that the lock bar 18 can swing in one direction. It is pivotally supported. As shown in FIGS. 6 and 7, the spare tire carrier 2 is provided with a groove 13, and along the groove 13,
The lock bar 18 is swingable around the axis A of the base end portion 18a thereof.

As shown in FIG. 6, the upper hinge portion 15A is provided with two concave portions 21 and 22 along the outer peripheral edge thereof. When the spare tire carrier 2 is in the storage position shown by the solid line in FIG. 6, the lock bar 18 is engaged with the one first recess 21. Rock bar 18
A torsion coil spring 16 is attached to the lock bar 18 as shown in FIG.
Is held in engagement with.

In FIG. 6, when the spare tire carrier 2 at the position (storage position) shown by the solid line is turned to the open position shown by the phantom line, the lock bar 18 engaged with the recess 21 is Mountain-shaped protrusion 19 between the recesses 21 and 22
The second concave portion 22 is engaged while overcoming the above. That is, as shown in FIG. 7, the lock bar 18 engages with the second recess 22 from the first recess 21 while rotating from the solid line position to the virtual line position.

The upper side of the lock bar 18 is the second recess 22.
Spare tire carrier 2 opened in the state of being engaged with
Is locked by the lock bar 18, and its rotation is restricted in both the inner direction and the outer direction. When the lock is released, in FIG. 6, the lock bar 18 in the imaginary line position is rotated by, for example, a manual operation, the lock bar is pulled out from the second recess 22, and the spare tire carrier 2 is stored at the storage position ( Turn to the position indicated by the solid line. When the lock bar 18 is pulled out from the second recess 22, the lock by the lock bar is released.

When the spare tire carrier 2 is closed to the storage position shown by the solid line, the lock bar 18 is engaged with the initial first recess 21 as shown in FIG. Also in this embodiment, the spare tire carrier 2 is automatically locked in the open position by the opening operation of the spare tire carrier 2.

In the embodiment shown in FIG. 4, the lock pin 8 is provided on the hinge member 5, but in the embodiment shown in FIG. 8, the lock pin 28, which is an example of the lock member, is attached to the spare tire carrier 2. It was installed in the direction of. Lock pin 2
8 is provided on the spare tire carrier 2 so as to be vertically movable, and is urged upward by the force of the compression spring 16,
The upper part of the lock pin 28 is engaged with the parallel hole 17B connected to the tapered hole 17A provided in the upper hinge part 5A, and the upper end part thereof projects from the upper hinge part 5A. In this state, the spare tire carrier 2 is locked in the open position (position in FIG. 3).

To release the lock, the lock pin 28 shown in FIG. 8 is pushed in the direction of arrow b. Lock pin 28
Of the taper hole 17A
The lock of the spare tire carrier 2 is released in the state of approaching to. That is, when the spare tire carrier 2 is rotated toward the retracted position with the upper end of the lock pin 28 approaching the tapered hole 17A, the lock pin 28 is rotated.
Is relatively pushed by the tapered hole 17A and descends, comes out of the tapered hole 17A, and comes into pressure contact with the lower surface of the upper hinge portion 5A this time. After unlocking, when the spare tire carrier 2 is closed to the storage position, the upper end of the lock pin 28 is held in pressure contact with the lower surface of the upper hinge portion 5A. When the spare tire carrier 2 is opened from the retracted position, the upper end of the lock pin 28 slides on the lower surface of the upper hinge portion 5A during this time, and at the open position of the spare tire carrier 2, the force of the spring 16 causes the lock pin 28 to move. 28 enters through the tapered hole 17A and engages the parallel hole 17B. As a result, the spare tire carrier 2 is locked in the open position.

In the embodiment shown in FIG. 9, a knob bar 38a is provided below a lock pin 38 which is an example of a lock member. The lock pin 38 is urged in the upward direction by the force of the compression spring 16, and the hole 2 provided in the upper hinge portion 5A.
0, and in this state the spare tire carrier 2 is locked in the open position. When releasing the lock, pinch the knob 38a with a finger and push the lock pin 38 until the lock pin 38 comes out of the hole 20.
Point to the elasticity of and forcefully lower it. That is, the lock pin 38 is lowered in the direction of arrow b.

Also in such an embodiment, the spare tire carrier 2 can be automatically locked at the open position by the opening operation of the spare tire carrier 2 as in the embodiment shown in FIG.

By the way, as shown in FIG. 10, the opener lever 23 supported by the spare tire carrier 2 is pulled out, and the cable 24 connected to this lever 23 is pulled, whereby the spare tire 3 is replaced with the spare tire 3. Spare tire lock 2 for locking onto carrier 2
It is known that the spare tire 3 can be easily released and the spare tire 3 can be removed from its carrier.

The open state of the spare tire carrier 2 can be released by using the opener lever 23.

In addition to the cable 24 connected to the spare tire lock portion 25, one end of another cable 26 is locked to the opener lever 23. Cable 26
As shown in FIG. 12, a lock pin 48 which is fitted into a hole 27 formed in the lower hinge portion 5B and constitutes one structural example of a lock member is locked to the other end of the lock member. The portion of the cable 26 on the lock pin 48 side is the lower hinge portion 5.
It is guided by a guide bracket 29 fixed to B, and a compression spring 30 is interposed between the bracket 29 and the lock pin 48.

The upper portion of the lock pin 48 has a lower hinge portion 5B.
In this state, the spare tire carrier 2 in the open position as shown by the solid line in FIG. 11 is locked so that it cannot turn. In this state,
When the opener lever 23 shown in FIG. 10 is pulled out, the cable 26 is pulled, and the lock pin 48 shown in FIG. 12 is lowered against the elasticity of the compression spring 30. Then, the upper portion of the lock pin 48 is retracted into the hole 27, whereby the lock of the spare tire carrier 2 is released, and the spare tire carrier 2 is rotated toward the storage position (the position indicated by a virtual line in FIG. 11). Operation becomes possible.

When the spare tire carrier 2 is in the retracted position, the upper end of the lock pin 48 of FIG. 12 is pressed against the lower surface of the spare tire carrier 2 by the force of the spring 30, and when the spare tire carrier 2 is opened, When the carrier passes the portion of the lock pin 48, the lock pin 48 is lifted by the force of the spring 30, and the spare tire carrier 2 is locked by the pin 48 as shown in FIG.

Also in this example, the spare tire carrier 2 can be automatically locked. Further, the lock pin 48 is the opener lever 23 for unlocking the spare tire lock.
Operation of the lock pin 48 and the opener lever 23 so that the lock pin is displaced from the lock position to the unlock position.
However, since it is drive-coupled via the cable 26, the lock of the carrier 2 can be released without operating the lock pin 48 itself. The lock pin 48 may be released by a dedicated lever or handle different from the opener lever 23, but as in the embodiment shown in FIG. 10, the spare tire carrier 2 is unlocked and the spare tire lock is released. When the opener lever 23 for releasing the parts is used, not only the structure is simplified, but also the cost can be reduced.

[0036]

According to the structure of the first aspect, the spare tire carrier can be automatically locked in the open position by the opening operation of the spare tire carrier, so that the lock member is cumbersomely inserted into the hinge portion. You don't have to. Further, the lock function can be continuously guaranteed for the spare tire carrier without losing the lock member.

According to the structure described in claim 2, the spare tire carrier can be unlocked by operating the opener lever for unlocking the spare tire without operating the lock member itself. In addition, the dual use of the opener lever can simplify the configuration and further reduce the cost.

[Brief description of drawings]

FIG. 1 is a perspective view showing a back portion of an automobile including a spare tire storage device according to an embodiment of the present invention.

FIG. 2 is a partial cross-sectional plan view of this peripheral portion including the hinge portion shown in FIG.

FIG. 3 is an operational view from FIG. 2 showing a state in which a spare tire carrier is opened to an open position.

4 is a cross-sectional view taken along the line AA of FIG.

5 is a cross-sectional view taken along the line BB of FIG.

FIG. 6 is a plan view of a peripheral portion of a hinge portion of a lock device according to another embodiment.

7 is a cross-sectional view taken along the line CC of FIG.

FIG. 8 is a cross-sectional view of a spare tire carrier lock portion in a lock device according to another embodiment.

FIG. 9 is a cross-sectional view of a spare tire carrier lock portion in a lock device according to still another embodiment.

FIG. 10 is a perspective view showing a back portion of an automobile including a lock device according to still another embodiment.

FIG. 11 is a plan view of a peripheral portion of a hinge portion of the spare tire carrier shown in FIG.

12 is a cross-sectional view taken along the line DD of FIG.

[Explanation of symbols]

 1 Back Door 2 Spare Tire Carrier 3 Spare Tire 23 Opener Lever 100 Spare Tire Storage Device

Claims (2)

[Claims] 1. A spare tire is held and is rotatable between a storage position behind a closed back door and adjacent to the back door and an open position retracted from an opening / closing path of the back door. As described above, in a spare tire storage device of an automobile having a spare tire carrier pivotally supported by a hinge portion provided on a vehicle body, a lock for locking the spare tire carrier in the open position by the opening operation of the spare tire carrier. A spare tire storage device for an automobile, comprising a lock member that is operated to be displaced from a locked position to a unlocked position for releasing the spare tire carrier when the spare tire carrier is displaced to a position and closed. 2. The lock member and the opener lever are drivingly connected so that the lock member is displaced from the locked position to the unlocked position by operating an opener lever for unlocking a spare tire. The spare tire storage device for an automobile according to 1.