JP2616861B2 - Equipment for preventing slippage of automobile mats - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for preventing a mat of a vehicle from shifting. More specifically, even when the thickness of the car floor, that is, the carpet laid on the car floor is thin, the car mat can be securely fixed to the car floor to prevent the car mat from shifting. About.

[0002]

2. Description of the Related Art Conventionally, as a device for preventing displacement of an automobile mat, Japanese Patent Publication No. Hei 3-1465 filed by the present applicant has previously filed a patent.
Japanese Patent Publication No. 8 (KOKAI) No. 8 discloses a method. This shift prevention device is shown in FIG.
As shown in FIG. 1, a “pin 1 having a screw and a tapered projection 2 for locking”, a “holding portion 4 including a plurality of locking members 5 for locking and holding the tapered projection 2”, and an automobile The upper plate 3 and the lower plate 6 for holding the mat X, the cap 7 attached to the base end of the locking body 5, the cap 7 and the upper plate 3 are connected, and the tip of the locking body 5 is pressed against the lower plate 6. And a holder 9 comprising a spring body 8.

[0003] A mat X for an automobile using the shift preventing device.
First, the pin 1 is screwed onto the car floor C. Then, the operation can be performed by a simple operation such that the thick protrusion 2 provided on the head of the pin 1 is locked by the plurality of locking members 5 of the holder 9 for holding the vehicle mat X.

[0004]

The shift preventing device can securely fix an automobile mat to an automobile floor surface with a simple operation, but the automobile mat can be securely attached to the automobile floor surface by an automobile. Since it depends only on the pins screwed on the floor, if the thickness of the car floor is thin, the fastening force of the pins screwed on the car floor also becomes small, and the pins are easily detached from the car floor. There was a fear of becoming.

[0005] The present invention has been made in view of such circumstances, and even in the case where the thickness of the vehicle floor is small, the vehicle can securely fix the vehicle mat to the vehicle floor and prevent displacement. It is an object of the present invention to provide a device for preventing a mat from slipping.

[0006]

SUMMARY OF THE INVENTION To achieve the above object, the present invention provides a screw for fixing an automobile mat between an automobile floor and a floor of the automobile, and a spring member provided on the screw head via a spring member. And a cap which is fixed to the screw.The screw has a guide portion which extends from the upper surface of the screw head to the tip portion and curves outward at the tip portion, and a wire rod having the guide portion attached to the inside of the cap. , Which slides with the downward movement of the cap and protrudes outward from the tip of the guide portion in a curved state. "

[0007]

According to the present invention, there is provided a device for preventing displacement of an automobile mat, wherein a screw is passed through a hole provided in the automobile mat and screwed onto the automobile floor, so that the automobile mat is in contact with the automobile floor and a screw head. It is stopped in a state sandwiched between. After that, the cap is moved down and locked to the screw head, so that the wire attached to the inside of the cap slides in the guide formed on the screw, and the tip of the wire protrudes outward from the guide tip in a curved state. I do. The tip of the wire protruding outward enters the interior of the automobile floor and is fixed, so that the fastening of the automobile mat to the automobile floor is more stabilized.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an exploded perspective view showing an embodiment of the present invention; The device for preventing displacement of an automobile mat according to the present invention includes a screw and a cap. As shown in FIGS. 1 to 5, the screw 11 has a head portion 12 in contact with the upper surface of the vehicle mat X, and the screw 11 is inserted into a through hole 17 provided in the vehicle mat X, and 12 Upper groove 2
When pinched and rotated 1 and screwed on car floor C,
The car mat X has a screw head 12 and a car floor C
To be fastened in a state of being sandwiched between them.
Further, a convex locking portion 19 is provided on the side surface of the screw head 12. A plurality of guides 13 are formed on the screw 11. The guide portion 13 is a vertically elongated groove or through hole extending from the screw head 12 to the tip end portion, and is curved outward at the tip end portion. Since the guide portion 13 is formed further inside than the uneven portion on the peripheral surface of the screw 11, the guide portion 13 does not hinder the screw 11 from being screwed on the floor C of the automobile.

The cap 14 is a cylinder provided slightly larger in diameter than the screw head 12, and the inner surface of the cap 14 and the screw head 12 are connected via a spring member 16. At the lower end of the inner peripheral surface of the cap 14, an engagement portion 20 formed of a concave depression is provided. When the spring member 16 is compressed and the cap 14 is moved downward, the engagement portion 20 The cap 14 is locked by a locking portion 19 on the side surface of the head 12, and the cap 14 is fixed to the screw head 12 at the lower movement position.
The means for fixing the cap 14 to the screw head 12 at the lower movement position is not limited to the combination of the locking portion 19 (convex portion) and the engaging portion 20 (concave portion) shown in this embodiment. Any means, such as one comprising a male screw and a female screw, may be used. One end of each of the plurality of wires 15 is attached inside the cap 14. The wire 15 is provided longer than the length of the guide groove 13 of the screw 11,
As the cap 14 moves down, the inside of the guide portion 13 formed on the screw 11 slides, and the tip of the wire 15 projects outward from the tip of the guide portion 13 in a curved state. That is, the tips of the plurality of wires 15 are
It is in a state of projecting more radially. In addition, wire 1
As 5, a material having constant elasticity and mechanical strength like steel is preferable, and an uneven portion may be provided on the surface of the wire 15 to increase the frictional force with the vehicle floor C at the time of protrusion.

Next, the case where the vehicle mat is fastened to the floor of the vehicle using the device for preventing displacement of the vehicle mat,
The case where the stationary state is released will be described. First, as shown in FIGS. 4 and 5, the vehicle mat X is placed on the vehicle floor C. Next, the screw 11 is passed through a hole 17 provided in advance in the automobile mat X, the groove 21 on the upper surface of the screw head 12 is pinched, and the screw 11 is rotated around the screw so that the screw 1 is rotated.
1 is screwed into the floor C of the automobile. Thereafter, the cap 14 is pushed down with a fingertip and moved downward, so that the engaging portion 20 at the lower end of the inner peripheral surface of the cap 14 is locked to the locking portion 19 of the screw head 12. With the downward movement of the cap 14, the wire 15 attached to the inside of the cap 14 slides in the guide 13 along a plurality of guides 13 formed on the screw 11, and the tip of the wire 15 is moved from the tip of the guide 13. It protrudes outward in a curved state. As a result, the tips of the plurality of wires 15 projecting outwardly enter the interior of the floor C of the automobile and are fixed there.
1 stabilizes the fixed state of the vehicle mat X.

On the other hand, when removing the vehicle mat X fixed to the vehicle floor C, first, the locked state between the engaging portion 20 of the cap 14 and the locking portion 19 of the screw head 12 is released. As a result, the cap 14 is moved upward by the compressive force of the spring member 16 interposed between the cap 14 and the head 12, whereby the wire 15 that has entered the interior of the vehicle floor C is also pulled up into the guide portion 13. Next, the groove 21 on the upper surface of the screw head 12 is pinched, the screw 11 is rotated in the direction opposite to the direction around the screw, removed from the vehicle floor C, and the fastening of the vehicle mat X to the vehicle floor C is released. be able to.

[0012]

According to the present invention, the above-mentioned structure is provided.
In the deviation prevention device of the automotive mat described, by moving the cap down and locking the screw head, the wire rod attached to the inside of the cap projects outwardly from the guide tip in a curved state, It is designed to penetrate into the interior of the car floor as if it were rooted and settled down. Even if the car floor is thin, the car mat is securely fastened to the car floor to prevent displacement. be able to.

In the vehicle mat preventing device according to the second aspect, the guide portion is a groove or a through hole.
Since the wire slides smoothly in the guide portion, fastening and releasing of the fastening of the vehicle mat can be performed more smoothly.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a shift preventing device for an automobile mat according to the present invention.

FIG. 2 is an enlarged cross-sectional view taken along the line AB in FIG.

FIG. 3 is an enlarged vertical sectional view taken along the line CD of FIG. 1;

FIG. 4 is a cross-sectional view showing a state in which a pin of a shift prevention device of an automobile mat is screwed on an automobile floor.

FIG. 5 is a cross-sectional view showing a state in which the wire rod is fixed to the inside of the floor of the vehicle by lowering the cap of the deviation preventing device of the vehicle mat.

FIG. 6 is a cross-sectional view showing a conventional shift preventing device for an automobile mat.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 Screw 12 Screw head 13 Guide groove 14 Cap 15 Wire rod 16 Spring member

 ──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-63-83412 (JP, A) JP-A 2-77312 (JP, U) JP-A 1-149826 (JP, U) JP-A 1-149826 62942 (JP, U) Actually open 62-75775 (JP, U)

Claims (2)

(57) [Claims] 1. A screw for fixing an automobile mat between an automobile floor and a vehicle floor, and a cap fixed to a screw head via a spring member, wherein the screw has a screw head. A guide portion is formed, which extends from the upper surface to the distal end portion and curves outward at the distal end portion.A wire rod attached to the inside of the cap slides in the guide portion along with the downward movement of the cap. An automobile mat slippage prevention device characterized by projecting outward in a curved state. 2. The vehicle mat displacement preventing device according to claim 1, wherein said guide portion is a groove or a through hole.