JP5108846B2 - Vehicle joint cover structure - Google Patents

Description

  The present invention relates to a joint cover structure for a vehicle in which a connection portion between a steering column side and a steering gear box side of a vehicle steering device is covered with a joint cover.

A toe board (vehicle body) that partitions an engine room and a vehicle compartment of the vehicle is formed with a through-hole for penetrating a steering shaft that connects a steering gear box on the engine compartment side and a steering wheel on the vehicle compartment side. A joint cover is disposed in the through hole to prevent dust, muddy water, noise, and the like in the engine room from entering the vehicle compartment.
As a joint cover structure for a vehicle in which such a joint cover is arranged, a cover member that covers a joint member that connects the steering column side and the steering gear box side from the passenger compartment side is known (for example, see Patent Document 1). .

  In the joint cover structure for a vehicle of Patent Document 1, a through hole for penetrating the steering shaft is formed in the floor panel, and the steering column side and the steering gear box side are connected by a joint member through the through hole. The joint member is covered with a joint cover from the passenger compartment side, and this joint cover is fixed to the vehicle body side.

Such a joint cover structure of a vehicle is often used for a transportation vehicle such as a light truck for carrying a load. In transport vehicles, it is common to get into the passenger compartment with shoes with mud on them, so it is customary to wash the passenger compartment.
However, in the joint cover structure for a vehicle disclosed in Patent Document 1, it is desired that when the vehicle interior is washed with water, consideration is given to prevent water from entering a through hole provided in the floor panel and penetrating the steering shaft.
That is, it is desired to prevent water from entering so that water does not enter the through hole opened in the floor panel.

JP 2008-279868 A

  An object of the present invention is to provide a joint cover structure for a vehicle capable of preventing water from entering so as to prevent water from entering a through hole provided in a floor panel and penetrating a steering shaft.

The invention according to claim 1 is a joint cover structure for a vehicle provided with a joint cover for covering the steering shaft of the vehicle, the joint cover having an opening that penetrates the steering shaft on the lower side, and the opening the Rutotomoni, joint cover lip to prevent the entry of water provided in the vicinity of, which provided a floor panel of a vehicle, the bracket is provided on the floor panel and is locked by a clip to the bracket It is characterized by that.

  The invention according to claim 2 is characterized in that the lip portion is inclined so that water flows from the inside of the lip portion to the outside.

The invention according to claim 3 is characterized in that the lip portion is provided with a water receiving portion for flowing water from the inside of the lip portion toward the outside.

The invention according to claim 4 is characterized in that the opening is provided with a flange that comes into contact with the floor panel.

The present invention has the following effects.
In the invention according to claim 1, the steering shaft of the vehicle is covered with the joint cover. Since the joint cover has an opening that penetrates the steering shaft on the lower side and a lip portion that prevents water from entering near the opening, for example, when the vehicle is washed with water, the opening Water can be prevented from entering, and the flow of water entering from the opening can be directed in a predetermined direction. As a result, the drainage near the opening can be improved.
Further, since the joint cover is provided on the floor panel of the vehicle, for example, even when the passenger compartment is washed with water, the flow of water entering from the opening can be directed in a predetermined direction. That is, the vehicle compartment can be easily washed with water.
Furthermore, since the joint cover is locked to the bracket provided on the floor panel with a clip, it is possible to avoid making a hole in the floor panel.

  In the invention according to claim 2, since the lip portion is inclined so that water flows from the inside of the lip portion to the outside, the piercing portion penetrates the steering shaft into the opening portion and the floor panel, for example. When there is a hole, water can flow from the inside of the lip portion to the outside, so that the water does not face the through hole. That is, it is possible to prevent water from entering through the opening of the joint cover.

In the invention which concerns on Claim 3 , since the water receiving part which flows water toward the outward from the inner side of a lip part was provided in the lip part, the water received by the lip part can be poured smoothly.

In the invention according to claim 4 , since the flange that contacts the floor panel is provided in the opening, for example, water that enters the joint cover enters from the portion of the lower opening that can contact the floor panel. Can be difficult.

It is a perspective view of the joint cover structure of the vehicle concerning the present invention. It is a disassembled perspective view of the joint cover structure of the vehicle shown by FIG. FIG. 2 is a perspective view of a joint cover shown in FIG. 1. FIG. 4 is an enlarged view of part 4 of FIG. 3. It is a perspective view which shows the lip | rip part of the joint cover shown by FIG. It is explanatory drawing which shows the contrast at the time of shaping | molding and use of the joint cover shown by FIG. FIG. 2 is a comparative study diagram of the joint cover structure of the vehicle shown in FIG. 1. FIG. 2 is an operation explanatory view showing a flow of water in the joint cover structure of the vehicle shown in FIG. 1. It is a perspective view of the joint cover of another Example of the joint cover structure of the vehicle which concerns on this invention.

  Embodiments of the present invention will be described below with reference to the accompanying drawings. The drawings are viewed in the direction of the reference numerals.

  As shown in FIGS. 1 and 2, the vehicle 10 includes a floor panel 13 that forms the lower part of the passenger compartment 12, a steering gear box (not shown) provided below the floor panel 13, and wheels (not shown). A steering wheel (not shown) that steers the steering wheel 17, a steering shaft 17 that connects the steering wheel and the steering gear box, and a joint cover 21 that is provided on the floor panel 13 and covers the joint member 33 of the steering shaft 17. With. The joint cover 21 is provided with a bracket 26 on the floor panel 13 in the passenger compartment 12, and is locked to the bracket 26 with clips 22 and 22.

The floor panel 13 includes a floor-side convex portion 24 formed one step higher than other portions, a through-hole 25 that is formed substantially at the center of the floor-side convex portion 24 through which the steering shaft 17 passes, and a floor-side convex portion. 24, and a bracket 26 to which the joint cover 21 is attached.
The bracket 26 is a member that is spot-welded to the floor panel 13. The bracket 26 is formed with left and right attachment portions 27, 27 to which the joint cover 21 is attached, and a central weld portion 28 to be welded to the floor panel 13.

  The steering shaft 17 includes a steering wheel side shaft 31 connected to a steering wheel (not shown), a steering gear side shaft 32 connected to a steering gear box (not shown), the steering wheel side shaft 31 and the steering gear. It consists of a joint member 33 that connects the side shaft 32.

  The joint member 33 has one yoke 34 to which the tip of the steering wheel side shaft 31 is attached, the other yoke 35 to which the tip of the steering gear side shaft 32 is attached, and these yokes 34 and 35 are swingably connected. This is a universal joint mainly composed of the cross spider 36.

  As shown in FIGS. 3 to 5, the joint cover 21 is provided on a cover main body 42 covering the joint member 33 of the steering shaft 17 (see FIG. 1), and an upper portion of the cover main body 42. An upper opening 43 that penetrates and a lower opening (opening) 44 that is provided in the lower part of the cover main body 42 and through which the steering shaft 17 penetrates.

  The cover main body 42 is provided from the upper opening 43 to the lower opening 44, and includes a dividing portion 45 for passing the steering shaft 17 through the upper opening 43 and the lower opening 44, a side opposite to the dividing portion 45, and the upper opening 43. A notch portion 46 that facilitates opening of the dividing portion 45, and left and right lip portions (waterproof) provided in the cover body 42 and in the vicinity of the lower opening (opening portion) 44 to prevent water from entering. Cover) 47 and 48 are formed.

  The left lip portion 47 has a main body wall 51 extending inward of the cover main body 42, and a vertical water receiving portion 52 that is provided at the inner end of the main body wall 51 and guides water downward. The lower wall receiving portion (water receiving portion) 53 is provided at the lower end of the main body wall 51 and is provided continuously with the vertical water receiving portion 52 to flow water from the inside to the outside. The left lip portion 47 is provided inside the cover main body 42 so as to incline so that water flows from the inside toward the outside.

  The right lip 48 is formed such that a main body wall 55, a vertical water receiver 56, and a lower water receiver (water receiver) 57 are symmetrical with respect to the left lip 47. Similarly to the left lip portion 47, the right lip portion 48 is provided inside the cover body 42 so as to be inclined so that water flows from the inside toward the outside.

  The dividing portion 45 is a portion where a part of the cover main body 42 is separated in order to pass the steering shaft 17 (see FIG. 1). Specifically, the dividing portion 45 includes a first flange 61 provided on one side of the dividing portion 45, a first coupling portion 64 provided on the one side flange 61 and fitted to the other of the dividing portion 45, and a dividing portion. 45, the other flange 62 provided on the other side, and a second coupling portion 66 provided on the other flange 62 and fitted to the first coupling portion 64.

  The first coupling portion 64 is formed as a convex portion, and the second coupling portion 66 is formed as a concave portion. The convex portion (first coupling portion) 64 and the concave portion (second coupling portion) 66 are formed in a rectangle (long rectangular shape) along the one side flange 61 and the other side flange 62.

  That is, in the joint cover 21, the convex portion 64 is provided on one side of the divided portion 45, the concave portion 66 is provided on the other side of the divided portion 45, and the convex portion 64 is fitted into the concave portion 66 in the attached state of the joint cover 21. The recess 66 of the joint cover 21 includes a hole or a groove.

  The upper opening 43 is provided with left and right upper flanges 68 and 68 that reinforce the upper opening 43. The lower opening 44 includes a substantially U-shaped floor flange (flange) 71 that contacts the floor panel 13 and left and right bracket flanges (flanges) 72 and 72 attached to the bracket 26 of the floor panel 13.

  The left and right bracket side flanges 72, 72 abut the left and right clip holes 73, 73 with which the left and right clips 22, 22 engage, and the mounting portions 27, 27 of the bracket 26 around the left and right clip holes 73, 73. Left and right cylindrical portions 74, 74 are formed.

  As shown in FIGS. 1 to 5, in the vehicle joint cover structure 20, a through hole 25 is provided in the floor panel 13 of the vehicle 10, and the steering shaft 17 is passed through the through hole 25 via a joint member 33. The joint member 33 around the steering shaft 17 is covered with a joint cover 21.

  Further, the joint cover structure 20 of the vehicle is provided with left and right lip portions 47 and 48 that flow water entering the inside of the cover main body 42 from the inside to the outside near the lower opening 44 of the joint cover 21. It is a thing. In addition, a convex portion 64 is provided on one side of the divided portion 45, a concave portion 66 is provided on the other side of the divided portion 45, and the convex portion 64 is fitted into the concave portion 66 when the joint cover 21 is attached.

By the way, such a joint cover structure 20 for a vehicle is often used for a light truck or the like. In the light truck, the passenger compartment 12 may be washed with water, and water is passed through the through-hole 25 for penetrating the steering shaft 17. Consideration to prevent the ingress of water is desirable so as not to enter.
On the other hand, in a light truck, the joint cover 21 may be disposed between the brake pedal and the clutch pedal, and an occupant's shoes may contact the joint cover 21 during driving. Therefore, it is preferable that the joint cover 21 has sufficient rigidity.

  In the vehicle joint cover structure 20, the left and right lip portions 47 and 48 that flow water entering the inside of the cover main body 42 from the inside to the outside are provided in the vicinity of the lower opening 44 of the joint cover 21. For example, even when the vehicle 10 is washed with water, the intrusion of water from the lower opening (opening) 44 is prevented and the flow of water entering from the lower opening (opening) 44 is directed in a predetermined direction. Can do. As a result, drainage near the lower opening (opening) 44 can be improved.

  A convex portion 64 is provided on one side of the divided portion 45, and a concave portion 66 is provided on the other side of the divided portion 45, and the convex portion 64 is fitted into the concave portion 66 when the joint cover 21 is attached. When covering with, the convex part 64 can be meshed with the concave part 66. Thereby, the rigidity at the time of the assembly | attachment of the joint cover 21 can be aimed at. As a result, even when an occupant's shoes come into contact with the joint cover 21 during driving, the joint cover 21 can be prevented from being deformed, and sufficient rigidity can be secured to the joint cover 21.

  Further, the convex portion 64 can be engaged with the concave portion 66 and attached to the floor panel (vehicle body) 13. Thereby, it can attach to the floor panel (vehicle body) 13 and can use it, without using other members, such as a reinforcement member. As a result, it is possible to eliminate the concern about the occurrence of rust or the like in the attachment portion due to attachment via another member such as a reinforcing member.

As shown in FIG. 6A, when the joint cover 21 is molded, a gap S1 that opens in a tapered shape from the upper opening 43 toward the lower opening 44 is provided in the one side flange 61 and the other side flange 62. In addition, the vertical water receiving portions 52 and 56 of the left and right lip portions 47 and 48 are also provided with a gap S <b> 2 that is tapered from the upper opening 43 toward the lower opening 44.
That is, it is formed into a shape in which gaps S1, S2 are provided.

  In addition, as shown in FIG. 6B, the joint cover 21 can be used by attaching the left and right bracket side flanges 72, 72 to the attachment portions 27, 27 of the bracket 26 (see FIG. 2) in use. The side flange 61 (convex portion 64) and the other side flange 62 (concave portion 66) are combined, and the vertical water receiving portions 52 and 56 of the left and right lip portions 47 and 48 can be assembled together.

  As shown in FIG. 7A, the joint cover 151 of the comparative example is a cover in which the right and left lip portions 157 and 158 are not inclined to allow water to flow from the inside toward the outside. Accordingly, as shown in FIG. 7B, the flow of water does not become a constant flow as indicated by arrows a1 and a1. That is, it cannot be said that the drainage is sufficiently improved.

  As shown in FIG. 7C, in the joint cover 21 of the embodiment, the left and right lip portions 47 and 48 are inclined so that water flows from the inside of the lip portions 47 and 48 to the outside. Is provided. Therefore, as shown in FIG. 7D, the flow of water can be made constant as indicated by arrows a2 and a2. That is, it is possible to sufficiently improve drainage.

  In the vehicle joint cover structure 20, as shown in FIGS. 5 and 8, the lip portions 47 and 48 are inclined so that water flows from the inside toward the outside. Part) 44 and when the floor panel 13 has a through hole 25 penetrating the steering shaft 17 (see FIG. 1), water can flow from the inside of the lip part to the outside, It is possible to prevent water from passing through the through hole 25. That is, it is possible to prevent water from entering from the lower opening (opening) 44 of the joint cover 21.

  In the vehicle joint cover structure 20, the left and right lip portions 47 and 48 are provided on the joint cover 21, and the left and right lip portions 47 and 48 are inclined so that water flows from the inside to the outside. As shown in FIG. 8, the water received by the left and right lip portions 47 and 48 can flow from the inside of the lip portions 47 and 48 to the outside as indicated by arrows b1 and b1. .

  Further, in the joint cover structure 20 for a vehicle, a floor-side convex portion 24 is formed on the floor panel 13 that is one step higher than other portions, and a steering shaft 17 (see FIG. 2) is provided at the approximate center of the floor-side convex portion 24. Since the penetrating through hole 25 is formed, as shown in FIG. 8, the water that has entered the floor panel 13 from the bracket 26 portion as indicated by arrows c1 and c1 is indicated by arrows c2 and c2 and arrows c3 and c3. The floor panel 13 can be directed from the inside to the outside. As a result, it is difficult for water to enter the through hole 25.

  In the vehicle joint cover structure 20, as shown in FIG. 1, since the joint cover 21 is provided on the floor panel 13 of the vehicle 10, for example, when the vehicle compartment 12 is washed with water, the lower opening (opening portion) ) The water flow entering from 44 can be directed in a predetermined direction. That is, the vehicle compartment 12 can be easily washed with water.

  In the joint cover structure 20 of the vehicle, since the joint cover 21 is locked to the bracket 26 provided on the floor panel 13 by the clips 22, 22, it is possible to avoid making a hole in the floor panel 13.

  In the vehicle joint cover structure 20, as shown in FIG. 5, since the lip portions 47 and 48 are provided with water receiving portions for flowing water from the inside toward the outside, the lip portions 47 and 48 receive the water. Water can flow smoothly.

  In the vehicle joint cover structure 20, as shown in FIGS. 1 and 5, the lower opening (opening) 44 is provided with the flange 71 that contacts the floor panel 13. It is possible to make it difficult for water to enter the joint cover 21 from a portion that can contact the floor panel 13.

  As shown in FIG. 9, the joint cover 91 of another embodiment is provided on a cover body 92 covering the joint member 33 (see FIG. 2) of the steering shaft 17 and an upper portion of the cover body 92. 17 includes an upper opening 93 that penetrates 17 and a lower opening (opening) 94 that is provided in the lower portion of the cover main body 92 and penetrates the steering shaft 17.

  The cover main body 92 is provided from the upper opening 93 to the lower opening 94, and includes a divided portion 95 for passing the steering shaft 17 through the upper opening 93 and the lower opening 94, an opposite side of the divided portion 95, and the upper opening 93. A notch 96 that facilitates opening of the divided portion 95, and left and right lip portions (not provided) that are provided inside the cover main body 92 and in the vicinity of the lower opening (opening) 94 to prevent water from entering. Are formed).

  The dividing portion 95 is provided with one side flange 101 provided on one side of the dividing portion 95 and inner and outer convex portions 103 and 104 as first coupling portions provided on the one side flange 101 and fitted to the other side of the dividing portion 95. And the other side flange 102 provided on the other side of the divided portion 95, and the inner and outer concave portions 105 and 106 as second coupling portions provided on the other side flange 102 and fitted to the inner and outer convex portions 103 and 104. It is formed.

  That is, since a plurality of sets of the convex portions 103 and 104 and the concave portions 105 and 106 are formed, the strength of the joint cover 91 can be further increased.

  In the vehicle joint cover structure according to the present invention, as shown in FIG. 5, lip portions 47 and 48 for preventing water from entering are provided in the vicinity of the lower opening (opening) 44. A lip portion may be provided at the back of the opening 44 or the like.

  The joint cover structure for a vehicle according to the present invention is suitable for use in a transportation vehicle such as a light truck for carrying a load.

  DESCRIPTION OF SYMBOLS 10 ... Vehicle, 12 ... Vehicle compartment, 13 ... Floor panel, 17 ... Steering shaft, 20 ... Vehicle joint cover structure, 21 ... Joint cover, 22 ... Clip, 25 ... Through-hole, 26 ... Bracket, 33 ... Joint member, 42 ... Cover body, 43 ... Upper opening, 44 ... Opening (lower opening), 45 ... Dividing part, 47, 48 ... Left and right lip parts, 53, 57 ... Water receiving part (lower water receiving part), 71 ... Flange (Floor side flange).

Claims (4)

A joint cover structure for a vehicle provided with a joint cover for covering the steering shaft of the vehicle,
The joint cover has an opening through the steering shaft to the lower lip portion for preventing the ingress of water is provided in the vicinity of the opening Rutotomoni,
A joint cover structure for a vehicle, wherein the joint cover is provided on a floor panel of the vehicle, and a bracket is provided on the floor panel, and the bracket is locked with a clip .   The joint cover structure for a vehicle according to claim 1, wherein the lip portion is inclined so that water flows from the inside of the lip portion to the outside. 3. The joint cover structure for a vehicle according to claim 1 , wherein the lip portion includes a water receiving portion that allows water to flow from the inside to the outside of the lip portion. The vehicle joint cover structure according to any one of claims 1 to 3, wherein the opening is provided with a flange that abuts on the floor panel.

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