JP2596225Y2 - Harness duct structure for waterproofing of luggage compartment of bus - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention covers a wire harness routed along the lower surface of a floor member of a passenger compartment of a bus by enclosing a portion passing above a luggage compartment below the floor member. The present invention relates to a harness duct structure for preventing rainwater or the like transmitted through a harness from entering a luggage compartment.

[0002]

2. Description of the Related Art Conventionally, as a structure for sealing a luggage compartment,
A luggage room of a bus is formed by a floor plate provided below a floor member of a guest room, side walls mounted between the floor member and the floor plate, and a ceiling plate mounted at a distance from the lower surface of the floor member in the direction of the floor plate. It is known that a wire harness arranged along the lower surface of the floor member penetrates the side wall via the rubber bush and passes above the luggage compartment between the floor member and the ceiling plate. I have. The rubber bush is fitted into a pair of insertion holes formed in the side wall, respectively, a wire harness is inserted into these rubber bushes, and a gap between the rubber bush and the wire harness is filled with a seal member. In the above luggage compartment seal structure,
Even if rainwater on the road surface jumped up by the tires or water during car washing adheres to the wire harness and flows down the wire harness, it does not reach the upper part of the luggage room because it is blocked by the rubber bush. Rainwater, etc., is prevented from entering the area.

However, in the above-described luggage compartment seal structure, rubber bushes having various types of inner diameters must be manufactured depending on the number and thickness of the wire harnesses, and there is a problem that parts management is troublesome.

[0004] In order to solve this problem, there is disclosed an underfloor luggage compartment structure of a bus body in which an instantaneous pressure regulating valve is incorporated in an appropriate wall portion of an enclosed luggage compartment provided under the floor of a passenger compartment. 57-117242). In this luggage compartment structure,
A plumbing cover having a substantially U-shaped cross section is assembled so as to surround the lower surface of the cabin passage on the floor forming the ceiling of the luggage compartment, and a front driver's seat and rear devices are connected inside the plumbing cover. Various operation pipes and electric cables ( wire harnesses ) are arranged in the traveling direction of the bus. In addition, the luggage compartment is almost completely sealed by filling the gap with a seal member while attaching the pipe cover. In this luggage compartment structure,
Even if rainwater or the like adhering to the operation pipe or the wire harness propagates through the operation pipe or the wire harness, the rainwater or the like does not enter the pipe cover because it is blocked by the seal member, and therefore enters the luggage compartment . Not to enter.

[0005]

However, in the above-described conventional cargo room structure, when a long object or the like is accommodated in the luggage room , the above-mentioned problem occurs.
If a long object is accidentally hit against the pipe cover,
May deform and damage the wire harness. Also
In the above conventional luggage storage room structure, the number of wire harnesses
Increase due to changes in vehicle design, etc.
Only a few minutes on the pipe cover through the wire harness penetration
Problems that must be perforated and sealed with sealant
There is a point.

An object of the present invention is to lay a long object or the like on a frame.
It is attached, without damaging the harness duct i.e. the wire harness and the number of wire harnesses increases can also perform routing work on any wire harness relatively easily by, the further word <br/> ear harness rain water that has entered the harness duct I Tsutawa
It is an object of the present invention to provide a harness duct structure for waterproofing a luggage compartment of a bus, which can prevent rainwater or the like from entering a luggage compartment or the like by smoothly discharging rainwater or the like.

[0007]

The configuration of the present invention for achieving the above object will be described with reference to FIGS. 1, 2 and 6 corresponding to the embodiment. The waterproof harness duct structure of the luggage room of the bus according to the present invention is composed of the floor member 11 of the guest room of the bus 10.
13 provided substantially parallel to floor member 11 below
And side wall 1 attached between floor member 11 and floor plate 13
A luggage compartment 12 formed by the ceiling plate 16 attached to the lower surface of the pair of frames 22 at a predetermined distance from the lower surface of the floor member 11 in the direction of the floor plate 13 from the lower surface of the floor member 11, and the lower surface of the floor member 11. And the pair of frames 22,
Wire harnesses 34 and 35 that are routed between the wires 22 and pass through the side wall 14 and pass above the luggage compartment 12 between the floor member 11 and the ceiling plate 16, and the luggage passes through the side wall 14 of the wire harnesses 34 and 35. A harness duct 36 attached to the lower surface of the floor member 11 so as to accommodate a portion passing above the room 12 and configured so that both ends protrude from positions above the luggage room 12; and a harness duct 3.
The harness duct 36 of the portion of the wire 6 penetrating the side wall 14
And the sealing member 39 filled in the gap 48 between the side walls 14
And harnesses inserted into both ends of the harness duct 36, respectively.
This prevents solid foreign matter from entering the nest duct 36 and prevents water from entering.
A pair of sponge dustproof members 41 and 42 that allow access.
The harness duct 36 is formed on the
Harness play insertion portion 3 into which ear harnesses 34 and 35 are loosely inserted.
6c and a harness play insertion portion 36c formed thereunder.
Narrow drain passage 36d and bottom surface of drain passage 36d
Drainage formed at a position off the upper part of the luggage compartment 12
It has holes 36e and 36f.

[0008]

The rainwater and the like adhering to the wire harnesses 34 and 35 are transmitted through the wire harnesses 34 and 35 to form the harness duct 3.
Penetrate into the 6 and falls in the harness duct 36, draining the rain water or the like is formed at a position deviated from above the loading space 12 through a drain passage 36d of the harness duct 36
It falls from the holes 36e and 36f .

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described in detail with reference to the drawings. As shown in FIGS. 1 to 6, a luggage compartment 12 is provided below a floor member 11 of a guest room of the bus 10.
The luggage compartment 12 is located below the floor member 11.
1, a floor plate 13 provided substantially parallel to the floor member 1, a floor member 11, a side wall 14 attached between the floor plates 13, and a floor member 1.
1 and a ceiling plate 16 attached at a predetermined interval from the lower surface to the floor plate 13 (FIG. 6). The floor member 11 has a floor panel 17, a support pipe 18 for supporting the floor panel 17, and a support panel 19 fixed to a lower surface of the support pipe 18. In the floor panel 17, a passage portion 17a extending in the traveling direction at the center of the bus 10 in the vehicle width direction is formed one step lower than the passenger seat receiving portion 17b, and the support pipe 18 has a square pipe in a substantially same horizontal plane with respect to the traveling direction of the bus 10. It is assembled diagonally in a lattice shape to support the passage 17a (FIGS. 2 to 5). Support panel 19
A pair of channel-shaped frames 21 and 22 are provided on the lower surface of the frame at a distance substantially equal to the width of the passage portion 17a and extend in the traveling direction of the bus 10 (FIGS. 1 to 3 and 6). A pair of cross members 23 and 24 are provided at substantially the center in the traveling direction of the bus 10 at predetermined intervals and abut on the lower surfaces of the pair of frames 21 and 22 so as to extend in the vehicle width direction (FIGS. 1 and 4 to 4). (Fig. 6).

The side wall 14 has a pair of cross members 23, 24
And a pair of seal plates 26 and 27 fixed between a pair of frames 21 and 22 (FIGS. 1 to 3 and 5), respectively, and a pair of cross members 23 and 24 respectively contact the opposing surfaces. And a pair of cross panels 28 and 29 extending in the vehicle width direction except between the frames 21 and 22.
1 and 2 to 6, and a pair of openable and closable lids 31 (FIG. 6) coplanar with a pair of outer plates 10a forming outer surfaces on both sides of the bus 10. Only one lid 31 of the pair of lids 31 is shown, and the other lid is not shown. The ceiling plate 16 is provided on the lower surfaces of the pair of frames 21 and 22 between the pair of cross panels 28 and 29, with the pan screws 32 and the nuts 3.
3 to be removably mounted (FIG. 3). Bus 1
Wire harnesses 34 and 35 for connecting various devices (not shown) such as a front driver's seat and a rear engine are routed along the lower surface of the support panel 19 between the pair of frames 21 and 22. The wire harnesses 34 and 35 pass through one seal plate 26 via a harness duct 36, and the luggage room 1 between the support panel 19 and the ceiling plate 16 is provided.
2 and passes through the other seal plate 27 (FIGS. 4 to 6).

In the vicinity of the frame 22 on the right side of the pair of seal plates 26, 27, a pair of inverted convex shapes whose upper and lower ends reach the support panel 19 and the cross members 23, 24 by cutting the seal plates 26, 27, respectively. A duct insertion portion 37 is formed, and these duct insertion portions 37 are formed.
A harness duct 36 made of resin is inserted through the cable (FIG. 2). Only one duct insertion portion 37 of the pair of duct insertion portions 37 is illustrated, and the other duct insertion portion is not illustrated. The harness duct 36 is formed to have an inverted convex cross section, has an open upper surface, and has a pair of flange portions 36a, 36b at the upper end.
Is formed (FIGS. 1 to 3). A harness play insertion portion 36c into which the wire harnesses 34 and 35 are loosely inserted is formed in an upper portion of the harness duct 36, and a drain passage 36d having a width smaller than that of the harness play insertion portion 36c is formed in a lower portion of the harness duct 36.
Is formed (FIGS. 2 to 5).

The harness duct 36 inserted into the pair of duct insertion portions 37 locks one flange portion 36a to a locked portion (not shown) formed on the support panel 19,
The other flange 36b is fixed to the lower surface of the support panel 19 by tightening it to the support panel 19 with bolts and nuts (not shown) (FIGS. 2 and 3). The harness duct 36 has both ends at the luggage compartment 12.
Has a length protruding from a position deviated from above (FIGS. 1, 4 and 5), and the maximum thickness and the maximum number of the wire harnesses differ among the thicknesses and the number of the wire harnesses depending on the specifications of the bus 10. It is possible to play. Harness duct 3
6, two wire harnesses 34 and 35 are inserted in this example (FIGS. 1 to 3). These wire harnesses 3
The bands 4 and 35 are fixed to the side wall of the harness duct 36 by a band 38 so as not to generate abnormal noise in the harness duct 36 (FIG. 1).

A sealing member 39 is provided in a gap 48 between the harness duct 36 and the seal plates 26 and 27 at a portion of the harness duct 36 that penetrates the seal plates 26 and 27.
Is filled. The seal member 39 is a sealer in this example. Also, a sealing member 39 is provided in a gap 49 between the seal plates 26 and 27 and the support panel 19 and a gap 50 between the seal plates 26 and 27 and the cross members 23 and 24.
Is filled (FIGS. 1 to 3 and 5). Except for the portions where the wire harnesses 34 and 35 are loosely inserted, both ends of the harness duct 36 prevent foreign matters such as pebbles jumped up by the tire 10b from entering the harness duct 36 and allow water to enter and exit. A pair of sponge dustproof members 41, 42 are respectively closed (FIGS. 1 and 4), and a pair of drainage holes 36e, 36f are formed on the bottom surface of the drainage passage 36d near both ends of the harness duct 36, respectively. (FIG. 4).

In addition, three through holes 43 are formed at predetermined intervals between the left frame 21 and the harness duct 36 of the pair of seal plates 26, 27. A half rubber bush 44 is fitted into each of the through holes 43, and three pipes 46 through which brake oil, compressed air, fuel, and the like pass are inserted into the rubber bush 44. A seal member (not shown) is filled between the rubber bush 44 and the pipe 46 so that rainwater or the like transmitted through the pipe 46 is blocked by the rubber bush 44 so as not to reach above the luggage compartment 12. The pipes 46 are connected by unions 47 of fittings above the luggage compartment 12, and these pipes 46 can be inspected by removing the ceiling plate 16 (FIGS. 1 to 3). The thickness and number of these pipes 46 do not change even if the specifications of the bus 10 change.

The harness duct 36 constructed as described above
Then, when rainwater on the road surface jumped up by the tire 10b or water at the time of car washing adheres to the wire harnesses 34 and 35, the rainwater or the like travels through the wire harnesses 34 and 35 and directly enters the harness duct 36, Alternatively, it penetrates into the dustproof tools 41 and 42 and enters the harness duct 36. In the harness duct 36, the wire harnesses 34, 35
Rainwater, etc., which has fallen from the harness duct 36 and penetrates into the harness duct 36 by penetrating into the harness duct 36, passes through the drain passage 36 d of the harness duct 36, and is removed from the harness duct 36 at a position deviated from above the luggage compartment 12. Drain hole 36e,
Fall from 36f. As a result, rainwater and the like do not fall on the ceiling plate 16 of the luggage compartment 12, and therefore do not enter the luggage compartment 12.

[0016] Incidentally, the harness ducts and the number of pipes listed above Symbol embodiment is not limited thereto merely an example.

[0017]

[Effects of the Invention] As described above, according to the present invention, c.
Sponge inserted into both ends of the
A pair of dust shields prevent solid foreign matter from entering the harness duct.
Blocks and allows water to enter and exit, above the harness duct
Form a harness play insertion part into which the wire harness is freely inserted
At the lower part of the harness duct
A drain passage and a luggage compartment on the bottom of the drain passage
The drain hole is formed at a position off the top of the
Rainwater, etc., adhering to the yaharness is transmitted through the wire harness.
To enter the harness duct and fall in the harness duct
However, this rainwater passes through the drain passage and drains through the drain hole.
Fall. As a result, rainwater, etc. that has entered the harness duct
Can be smoothly discharged , thereby preventing rainwater or the like from entering the luggage compartment. Also , accidentally hit a long object against the piping cover.
Doing so will deform the pipe cover and damage the wire harness
Compared to the conventional luggage compartment structure that may cause
Is a high-strength frame, even if a long object
Does not deform and damages the harness duct or wire harness
I will not do it. In addition, the number of cables changed the design of the vehicle
Increase the number of pipe covers by the increased number.
A new hole in the wire harness
Conventional luggage compartment structure that must be sealed with
In comparison with the present invention, the number of wire harnesses has increased in the present invention.
However, if the increased harness is inserted through the harness duct
Good and dustproof holes through which increased wire harness passes
Can be formed very easily on the
The cable work can be easily performed.

[Brief description of the drawings]

FIG. 1A shows a state in which a floor member of a waterproof harness duct structure of a luggage compartment of a bus according to one embodiment of the present invention is removed.
FIG.

FIG. 2 is a sectional view taken along line BB of FIG. 5;

FIG. 3 is a sectional view taken along line CC of FIG. 6;

FIG. 4 is a sectional view taken along line DD of FIG. 2;

FIG. 5 is a sectional view taken along line EE of FIG. 2;

FIG. 6 is a side view of a bus including the luggage room.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 10 Bus 11 Floor member 12 Luggage room 13 Floor board 14 Side wall 16 Ceiling board 22 Frame 34, 35 Wire harness 36 Harness duct 36c Harness play insertion part 36d Drain passage 36e, 36f Drain hole 39 Seal member 41, 42 Dustproof tool 48 Gap

──────────────────────────────────────────────────続 き Continuation of the front page (56) References Japanese Utility Model Sho 57-117242 (JP, U) Japanese Utility Model Sho 61-26681 (JP, U) Japanese Utility Model Utility Model 1-63557 (JP, U) Japanese Utility Model Sho 58- 572 (JP, Y2) (58) Fields investigated (Int. Cl. ⁶ , DB name) B62D 31/00-31/04 B60R 16/02 620 B60R 13/07

Claims (1)

(57) [Scope of request for utility model registration] A floor plate (13) provided substantially parallel to the floor member (11) below a floor member (11) of a guest room of a bus (10), and the floor member (11) and the floor plate (13). The floor plate (13) from the lower surface of the side wall (14) and the floor member (11) attached therebetween.
At a predetermined interval in the direction below the pair of frames (22, 22).
Luggage room formed by ceiling plate (16) mounted on the surface
(12) and a lower surface to along Ikatsu the pair of frame of said floor member (11)
Beam (22, 22) wire passes over the through the wired to the side wall (14) the floor member (11) and said ceiling plate (16) the loading space between (12) between the harness (34 , 35), on the lower surface of the floor member (11) to accommodate a portion of the wire harness (34, 35) that passes through the side wall (14) and passes above the luggage compartment (12). A harness duct (36) that is attached and configured to project at positions where both ends protrude from above the luggage compartment (12); and a portion of the harness duct (36) that penetrates the side wall (14). the harness duct (36) and said side wall (14) seal member (39) filled in the gap (48) between, is inserted at each end of the harness duct (36) wherein
Prevents solid foreign matter from entering the harness duct (36) and
A pair of sponge dust protectors (41, 4
Waterproof harness duct structure der bus luggage compartment having a 2) and
Therefore , the harness duct (36) is formed on the
Harness play insertion part (36c) into which the yaharness (34, 35) is loosely inserted
From the harness play insertion portion (36c) formed below the
A narrow drain passage (36d) and the bottom of the drain passage (36d)
Formed at a position off the upper side of the luggage compartment (12)
Luggage room characterized by having drain holes (36e, 36f)
Harness duct structure for waterproofing .