JP2002321568A - Mounting structure of expansion/contraction fitting tube - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mounting structure of a drive device for an elastic fitting tube which can be integrally mounted to a mounting face regarding the mounting structure of the drive device for the elastic fitting tube to be mounted to an inclined face. SOLUTION: The structure has an elastic fitting tube and the drive device which makes the elastic fitting tube drive elastically, when the elastic fitting tube and the drive device are mounted so as to elongate the elastic fitting tube from the inclined face, a hole part, through which the elastic fitting tube can be extended to the inclined face, is formed, a plane part extending in the direction orthogonal with the extending direction of the elastic fitting tube is formed by straddling one face and the other face of the inclined face via the hole part, the elastic fitting tube is extended by passing through the plane part, and, a closing cover member to close and cover the hole part, an intervening member to be intervened between the other face of the inclined face and the drive device, and a holding member to hold the closing cover member and the intervening member together with the drive device and to be engaged with the drive device through the plane part of the closing cover member and the intervening member from one face of the inclined face, are provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telescopic fitting tube mounting structure, and more particularly to a telescopic fitting tube mounting structure mounted on an inclined surface.

[0002]

2. Description of the Related Art In terms of design, vehicles having a design in which a bumper and a vehicle body are integrated are increasing. When a corner pole is provided in such a vehicle, the area of the upper surface of the bumper is small or not present at all, so that the telescopic fitting tube cannot be extended from the upper surface. Such a corner pole provided on a vehicle will be described with reference to the drawings.

FIG. 9 is an exploded perspective view of a conventional example, FIG. 10 is a cross-sectional view of a conventional example, and FIG. 11 is a perspective view of the conventional example at the time of attachment.

The telescopic fitting tube driving device main body 10 comprises a telescopic fitting tube 11, a driving mechanism 12, a telescopic fitting tube housing 13, and a flexible wire 14. The telescopic fitting tube 11 is formed by combining tubes having different diameters so as to be able to expand and contract. A flexible wire 14 is provided on the inner peripheral portion of the telescopic fitting tube 11. A rack 14 a is formed on the flexible wire 14. The rack 14a is engaged with the drive mechanism 12. The drive mechanism 12 has a gear that meshes with the rack 14a, and moves the flexible wire 14 in the direction of arrow A by rotating the gear. The movement of the flexible wire 14 causes the expansion / contraction fitting tube 11 to expand and contract in the arrow Z direction. The telescopic fitting tube 11 is stored in a telescopic fitting tube storage part 13.

[0005] The main body 10 of the telescopic fitting driving device includes a bumper 2.
The bracket is fixed to the back side of the bracket 0 using a bracket. At this time,
The telescopic fitting tube housing 13 passes through a hole 21 formed in the bumper 20 and extends to the surface of the bumper 20. The telescopic fitting tube housing 13 is covered by the cover 30.
At this time, the telescopic fitting tube storage part 13 is
0a, and extends upward in the direction of arrow Z2.

[0006] Bolts 31 are embedded in the cover 30. After a washer 32 is attached to the bolt 31, a hole 2 formed around the hole 21 of the bumper 20 is formed.
2 and penetrates to the back side of the bumper 20. A nut 33 is screwed into the bolt 31. Cover 30 and nut 33
The cover 30 is fixed by sandwiching the bumper 20 with.

After the cover 30 is fixed, a spacer 34 is attached to the threaded portion 16 formed at the tip of the telescopic fitting tube housing 13.
Is mounted, and the countersunk screw 35 is further screwed. As described above, the telescopic fitting tube driving device main body 10 is attached to the bumper 20.

[0008]

However, in the conventional method of mounting the telescopic fitting tube driving device, the cover 30 is mounted so as to protrude from the bumper 20 as shown in FIG. For this reason, the sense of unity with the bumper 20 is impaired, and the design of the automobile is impaired.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and has as its object to provide a method of mounting a telescopic fitting pipe which can be integrally mounted on a mounting surface.

[0010]

A first aspect of the present invention comprises a telescopic fitting tube and a driving device for driving the telescopic fitting tube to expand and contract, so that the telescopic fitting tube extends from an inclined surface. A telescopic fitting tube mounting structure for mounting the telescopic fitting tube and the driving device, wherein a first hole portion through which the telescopic fitting tube can extend is formed on the inclined surface; And a cover member having a second hole from which the telescopic fitting tube extends projects above the second hole toward the back side of the inclined surface. It is characterized by.

According to a second aspect of the present invention, there is provided a telescopic fitting tube and a driving device for driving the telescopic fitting tube to expand and contract. A telescopic fitting tube mounting structure for mounting the device, wherein a first hole is formed on the inclined surface so that the telescopic fitting tube can extend, and the first hole is closed. The cover member having a second hole through which the telescopic fitting tube extends,
A concave portion protruding to the back surface side of the inclined surface above the hole portion, and a convex portion protruding to the surface side of the inclined surface below the second hole portion. .

Further, the present invention provides a telescopic fitting tube and a driving device for driving the telescopic fitting tube to expand and contract, wherein the telescopic fitting tube extends from the inclined surface. A telescopic fitting pipe mounting structure for mounting the joint pipe and the driving device, wherein a first hole portion through which the telescopic fitting pipe can extend is formed on the inclined surface, and the telescopic fitting pipe extends. A second hole extending in a direction perpendicular to the exiting direction and extending the telescopic fitting tube is formed in a plane portion intersecting the first hole, and the second hole is provided. A flat portion is formed astride the front surface side and the rear surface side of the slope, and a cover member for closing the first hole, a back surface of the slope or a back surface of the cover member, An intervening member interposed between the driving device and the flat portion of the lid closing member and the intervening member from a surface side of the inclined surface; Engaged with the driving device Te, is characterized in that it has a clamping member for clamping said closure member and said intermediate member together with the drive device.

According to the first to third aspects of the present invention, a part of the lid member protrudes from the first hole toward the back side of the inclined surface, and another part of the lid member is located on the front side of the inclined surface. Protrude into. For this reason, the cover member does not protrude significantly on both the front surface and the back surface of the inclined surface.

Further, by engaging the holding member with the driving device via the closing member and the intervening member, the driving device and the holding member can hold the closing member and the intervening member therebetween and fix them to the inclined surface. For this reason, it is not necessary to form a screw through hole or the like for attachment on the inclined surface other than the first hole. For this reason, mounting work such as drilling can be simplified.

Further, since the first hole only needs to be large enough to allow a part of the telescopic fitting tube and the cover member to penetrate, the size of the first hole can be reduced. Therefore, the size of the lid member can be reduced.

Further, according to a fourth aspect of the present invention, the lid member is provided with a claw for engaging with the first hole.

According to the fourth aspect, the cover member can be prevented from falling off from the inclined surface by engaging the cover member with the first hole formed on the inclined surface by the claw portion.

[0018]

FIG. 1 is an exploded perspective view of an embodiment of the present invention. 9, the same components as those of FIG. 9 are denoted by the same reference numerals, and description thereof will be omitted.

In this embodiment, the telescopic fitting tube driving device main body 1
Numeral 0 is attached to the bumper 20 by the lower spacer 101, the upper spacer 102, and the countersunk screw 103.

FIG. 2 shows a configuration diagram of a lower spacer according to an embodiment of the present invention. 2A is a front view of the lower spacer 101, FIG. 2B is a top view of the lower spacer 101, and FIG.
2C is a side view of the lower spacer 101, and FIG. 2D is a perspective view of the lower spacer 101.

The lower spacer 101 has a structure in which a resin is formed in a substantially tubular shape. The lower spacer 101 has a configuration in which a first tubular portion 111 and a second tubular portion 112 having different inner peripheral diameters are connected. The inner diameter r1 of the first tube portion 111 is set smaller than the inner diameter r2 of the second tube portion 112.

The lower spacer 101 has a first tubular portion 1
An inclined surface 113 is formed from 11 to the second tubular body 112. The inclined surface 113 has a shape substantially corresponding to the shape of the rear surface of the bumper 20.

At the lower end of the lower spacer 101, a notch 114 is formed.

FIG. 3 is an exploded perspective view of a main part of one embodiment of the present invention.

As shown in FIG. 3, the telescopic fitting tube housing 13 of the telescopic fitting tube driving device 10 is inserted into the lower spacer 101 from the lower end opening 115 of the first tubular body 111.
At this time, when the lower end of the lower spacer 101 reaches the lower end of the telescopic fitting tube housing 13, the notch 114 of the lower spacer 101 and the projection 15 of the telescopic fitting tube housing 13 engage. , The lower spacer 101 is positioned.

After the lower spacer 101 is attached to the telescopic fitting tube driving device main body 10, the telescopic fitting tube driving device main body 10 is fixed to a predetermined position by a bracket.
When the telescopic fitting pipe driving device main body 10 is fixed, the lower spacer 101 is connected to the bumper 20 and the telescopic fitting pipe driving device main body 10.
Held between.

At this time, the inclined surface 113 abuts around the first hole 23 on the back surface 20b of the bumper 20. The upper opening 116 of the lower spacer 101 is opened to the front side of the bumper 20 via the first hole 23 of the bumper 20.

The telescopic fitting tube housing 13 of the telescopic fitting tube driving device main body 10 has an upper opening 116 of the lower spacer 101.
And projecting toward the surface of the bumper 20 through the first hole 23 of the bumper 20. Also, the first hole 23 of the bumper 20
And the upper spacer 102 is engaged with the lower spacer 101.

FIG. 4 is a structural view of an upper spacer according to an embodiment of the present invention. 4A is a front view of the upper spacer 102, FIG. 4B is a top view of the upper spacer 102, and FIG.
4C is a side view of the upper spacer 102, and FIG. 4D is a perspective view of the upper spacer 102.

The upper spacer 102 has a configuration in which a concave portion 121 and a convex portion 122 are integrally formed of resin. In addition, a connecting portion between the concave portion 121 and the convex portion 122 includes:
A second hole 123 is formed. Second hole 123
Is formed over both the concave portion 121 and the convex portion 122.

A flange 124 is formed at the periphery of the recess 121. The back surface of the flange portion 124 forms an integral surface with the back surface of the convex portion 122. This surface is the first of bumper 20
Has a shape corresponding to the shape of the surface 20a around the hole 23 of FIG.

The recess 121 engages with the inner peripheral side of the second tubular portion 112 of the lower spacer 101 through the first hole 23 of the bumper 20. At this time, the collar 124
The rear surface of the projection 122 contacts the peripheral portion of the first hole 23 of the bumper 20.

A claw 125 is provided at a lower portion of the rear surface of the projection 122. The claw 125 is engaged with the lower end 21 a of the first hole 23 of the bumper 20 to prevent the upper spacer 102 from sliding down.

After the upper spacer 102 is engaged with the lower spacer 101 through the first hole 23 of the bumper 20,
The countersunk screw 103 is screwed into a screw portion 16 formed at the upper end of the telescopic fitting tube housing 13 of the telescopic fitting tube driving device main body 10. The countersunk screw 103 is a telescopic fitting tube driving device main body 1
When the screw is screwed into the position 0, the installation of the telescopic fitting tube driving device of this embodiment is completed.

FIG. 5 is a perspective view of an embodiment of the present invention at the time of assembly.

The countersunk screw 103 has a substantially cylindrical shape, has a spiral groove 131 formed on the inner circumference, and a flange 132 on the outer circumference of the upper end.
Is formed. The flange 132 is configured to protrude from both the outer peripheral side and the inner peripheral side of the countersunk screw 103.

The spiral groove 131 is screwed into the screw portion 16 of the telescopic fitting tube housing 13. When the countersunk screw 103 is sufficiently screwed into the screw portion 16 of the telescopic fitting tube housing 13, the outer periphery of the flange 132 of the countersunk screw 103 is
Abuts against a flange 126 formed around the second hole 123.

Further, when the countersunk screw 103 is screwed into the telescopic fitting tube housing 13, the upper spacer 102 is pressed down by the countersunk screw 103 in the direction of arrow Z1. At this time, the countersunk screw 103 is disposed over both the front side of the bumper 20, the arrow B1 direction and the back side, and the arrow B2 direction. As a result, the upper spacer 102 presses around the first hole 23 of the bumper 20 and is fixed to the bumper 20. At this time, the inclined surface 113 of the lower spacer 101 abuts on the back surface 20b of the bumper 20.

At this time, the claw 125 engages with the lower end of the first hole 23 of the bumper 20. Thereby, it is possible to prevent the upper spacer 102 from sliding down along the inclined surface of the bumper 20.

In the present embodiment, the claw portion 125 is provided at one position below the upper spacer 102 and the first hole portion 23 is provided.
To be engaged with the lower end of the. For the upper spacer 102,
A plurality of claws are formed along the periphery of the first hole 23,
The claw portion of the upper spacer 102 and the first hole portion 23 may be engaged at a plurality of locations. This can prevent the upper spacer 102 from shifting upward, downward, left, and right.

The countersunk screw 103 is screwed into the telescopic fitting tube housing 13 and the upper spacer 102 presses the bumper 20, so that the telescoping fitting tube storage 13 is inserted into the inner periphery of the flange 132 of the countersunk screw 103. The upper end of the outermost tube 11a of the telescopic fitting tube 11 housed in the housing abuts. Thereby, when the telescopic fitting tube 11 is pressed in the direction of the arrow Z2 when the telescopic fitting tube 11 is extended, the telescopic fitting tube 11 does not fall out of the telescopic fitting tube storage portion 13.

Next, a mounting method will be described.

First, the bumper 20 has a central mounting portion and a mounting portion on the side where the telescopic fitting tube driving device main body 10 is mounted, of the mounting portion between the bumper 20 and the vehicle, and is removed from the vehicle. The drive device main body 10 is in a state where the mounting side is turned over from the vehicle. Next, with the bumper 20 flipped from the vehicle, the telescopic fitting tube driving device main body 10 is temporarily fixed to the vehicle by a bracket (not shown). Next, the lower spacer 101 is attached to the telescopic fitting tube housing 13 of the telescopic fitting tube driving device main body 10.

Next, the bumper 20 is returned from the state in which it has been turned over from the vehicle. At this time, the inclined surface 113 of the lower spacer 101 abuts around the first hole 23.
Next, the upper spacer 102 is engaged with the first hole 23 formed in the bumper 20. The countersunk screw 103 is screwed into the screw portion 16 through the second hole 123 of the upper spacer 102 into the telescopic fitting tube housing 13, and the countersunk screw 103 is attached. By mounting the countersunk screw 103,
The telescopic fitting tube driving device main body 10 is finally fixed to the vehicle.

At this time, the lower spacer 101 and the upper spacer 102 are fixed to the telescopic fitting tube driving device main body 10 by the countersunk screw 103. At this time, the upper spacer 1
02 and the lower spacer 101 sandwich the bumper 20. By holding the bumper 20 between the upper spacer 102 and the lower spacer 101, the telescopic fitting tube driving device main body 10 is fixed to the bumper 20.

FIGS. 6 to 8 show perspective views of an embodiment of the present invention after installation. 6 and 7 show a state where the telescopic fitting tube is shortened, and FIG. 8 shows a state where the telescopic fitting tube is elongated. According to the mounting structure of the telescopic fitting tube driving device of the present embodiment,
The upper spacer 102 has a concave portion 121 accommodated on the back surface side of the bumper 20 and a convex portion 122 projecting on the front surface side of the bumper 20.
It is composed of Therefore, the bumper 20 does not protrude significantly to the rear surface side. Similarly, as shown in FIG. 6 to FIG.

Therefore, the bumper 20 is not provided so as to protrude largely in the direction of arrow B1 shown in FIG.
As shown in FIGS. 6 to 8, it can be integrally attached to the bumper 20. Therefore, the design is not impaired.

Further, according to the mounting structure of the telescopic fitting tube driving device of this embodiment, the lower spacer 101 and the lower spacer 101 are screwed into the telescopic fitting tube housing 13 of the telescopic fitting tube driving device 10. Since the upper spacer 102 can be attached, the assemblability is good. Also, the number of parts can be reduced. Therefore, it can be constructed at low cost.

Further, the first hole 23 formed in the bumper 20 is provided with the telescopic fitting tube housing 13 and the upper spacer 10.
It is only necessary to have a size that allows a part of 2 to penetrate, so that it is possible to reduce the size. Further, it is not necessary to make a hole for passing a screw for fixing. Therefore, work efficiency for mounting can be improved.

Further, since the first hole 23 is small, the size of the upper spacer 102 covering the first hole 23 can be reduced. Therefore, the design is not impaired.

In this embodiment, the case where the telescopic fitting tube driving device main body 10 is fixed to the bumper 20 has been described. However, the fixing portion is not limited to the bumper. It is also possible to fix.
The present invention is applicable to a case where the telescopic fitting tube driving device main body 10 is mounted on a slope.

[0052]

As described above, according to the first to third aspects of the present invention, a part of the lid member protrudes from the first hole to the back side of the inclined surface, and another part of the lid member. Projecting to the front surface side of the inclined surface, the lid closing member does not protrude significantly to both the front surface and the rear surface side of the inclined surface. Therefore, the design of the vehicle is not spoiled.

According to the first to third aspects of the present invention, the holding member is engaged with the driving device via the closing member and the intervening member, so that the driving device and the holding member interpose the closing member. The member can be clamped and fixed to the inclined surface. For this reason,
There is no need to form a screw through hole or the like for mounting on the inclined surface other than the first hole. For this reason, mounting work such as drilling can be simplified.

Furthermore, according to claims 1 to 3 of the present invention,
Since the first hole only needs to be large enough to allow a part of the telescopic fitting tube and the lid member to pass therethrough, the size of the first hole can be reduced. Therefore, the size of the lid member can be reduced.

Further, according to the fourth aspect of the present invention, the lid member is dropped from the inclined surface by engaging the lid member with the first hole formed on the inclined surface by the claw portion. Can be prevented.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view of one embodiment of the present invention.

FIG. 2 is a configuration diagram of a lower spacer according to an embodiment of the present invention.

FIG. 3 is an exploded perspective view of a main part of one embodiment of the present invention.

FIG. 4 is a configuration diagram of an upper spacer according to one embodiment of the present invention.

FIG. 5 is a perspective view of an embodiment of the present invention at the time of assembly.

FIG. 6 is a perspective view after mounting of the embodiment of the present invention.

FIG. 7 is a perspective view of one embodiment of the present invention after attachment.

FIG. 8 is a perspective view of one embodiment of the present invention after installation.

FIG. 9 is an exploded perspective view of a conventional example.

FIG. 10 is a cross-sectional view of a conventional example.

FIG. 11 is a perspective view of a conventional example at the time of attachment.

[Explanation of symbols]

10 Telescopic fitting tube drive unit, 11 Telescopic fitting tube, 1
2 drive mechanism, 13 telescopic fitting tube storage, 14 flexible wire, 15 protrusion, 16 screw, 101 lower spacer, 102 upper spacer, 103 knurled screw

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Ryo Tanaka 1-11-2 Osaki, Shinagawa-ku, Tokyo Nissan Altia Corporation (72) Inventor Michiaki Takubo 1-11-2 Osaki, Shinagawa-ku, Tokyo Nissan Altia Corporation F-term (reference) 3D020 BA14 BB01 BC17 BD01 BD05

Claims (4)

[Claims] 1. A telescopic fitting tube and a driving device for driving the telescopic fitting tube to expand and contract, and the telescopic fitting tube and the driving device are attached so as to extend the telescopic fitting tube from an inclined surface. And a first hole through which the telescopic fitting tube can extend is formed on the inclined surface, and the first hole is closed and the telescopic fitting is attached. A telescopic fitting tube mounting structure, wherein a cover member having a second hole through which the joint pipe extends projects above the second hole and to the back side of the inclined surface. 2. A telescopic fitting tube and a driving device for driving the telescopic fitting tube to expand and contract, and the telescopic fitting tube and the driving device are attached so as to extend the telescopic fitting tube from an inclined surface. And a first hole through which the telescopic fitting tube can extend is formed on the inclined surface, and the first hole is closed and the telescopic fitting is attached. A cover member having a second hole through which the joint pipe extends, a concave portion protruding to the back side of the inclined surface above the second hole portion, and a slope protruding below the second hole portion; A telescopic fitting tube mounting structure, comprising: a projection protruding toward the front side of the surface. 3. A telescopic fitting tube and a drive device for driving the telescopic fitting tube to expand and contract, and the telescopic fitting tube and the driving device are mounted so as to extend the telescopic fitting tube from an inclined surface. A telescopic fitting tube mounting structure for forming a first hole in which the telescopic fitting tube can extend on the inclined surface, in a direction orthogonal to the direction in which the telescopic fitting tube extends. A second hole that extends and extends the telescopic fitting tube is formed in a plane that intersects with the first hole, and the plane provided with the second hole is a surface side of the slope. And a cover member that covers the first hole and is interposed between the back surface of the inclined surface or the back surface of the cover member and the driving device. Engaging the driving device from the front side of the inclined surface through the flat portion of the lid member and the intervening member. , Telescoping tube mounting structure and having a clamping member for clamping said closure member and said intermediate member together with the drive device. 4. The telescopic fitting tube mounting structure according to claim 1, wherein the lid member has a claw portion that engages with the first hole.