JP3156809B2 - Waterproof structure of car door - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a waterproof structure for an electric wiring portion of an automobile door.

[0002]

BACKGROUND OF THE INVENTION FIG. 13, the door frame a is with power to these internal space is divided into the outer panel a ₁ and the inner panel a ₂ window motor and door lock actuator (not shown) is placed wire harness w is wired, branched wire harness w ₁ that from the working hole b of the inner panel a ₂ connecting the switch connector c and courtesy lamp connector c 'such as the power window motor is drawn.

[0003] The inside of the door frame a bonded waterproof sheet d is with a periphery thereof d _1, be those further door trim provided with courtesy lamp and power window switch or the like on the inside thereof (not shown) is secured Te, the wire harness w ₁ when the drawer hole d ₂ than pulled the connector c tarpaulin d, c 'is connected to the door trim side electrical equipment, keep the waterproof in drawer hole d ₂ portion of the tarpaulin d while taking out the wire harness w ₁ through the notches with waterproof packing e for waterproof packing e
Is bonded to the waterproof sheet d (FIG. 1).
4).

[0004] Thus, very be adhered large tarpaulin d with connectors c from drawer hole d ₂ of tarpaulin d, that take out the wire harness w ₁ marked with a c 'is very in place in this structure In addition, the use of an adhesive makes it easy for an operator to become dirty, and the work of bonding the waterproof packing e is also added, thus requiring a lot of trouble.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and has been made to facilitate the assembling work in a connector drawer portion of an automobile door while ensuring waterproofness thereof.

[0006]

To achieve the above object, according to an aspect of, the present invention, a connector insertion hole is formed in the waterproof sheet which polymerize panel and the panel of the door frame, the connector in the connector insertion hole and said and wherein the waterproofing through the waterproof packing between the spaced <br/> waterproof sheets and panels, also forms a connector insertion hole waterproof sheet which polymerize panel and the panel of the door frame, the connector insertion Outside the non-insertion side of one connector in the hole
A pinching portion is provided on the peripheral portion, and the outside of the one connector on the insertion side is provided.
Slidably combined with a waterproof slider and
To the other side of the waterproof slider.
The holding portion provided on the peripheral portion is in contact with the holding portion of the one connector.
It is characterized in that the waterproof sheet is sandwiched between waterproof seals to provide waterproofing.

[0007]

When the connector of the device in the door frame and the connector on the door trim side are connected via the connector insertion hole in the panel of the door frame and the waterproof sheet,
At the edge of the connector insertion hole of the waterproof sheet, the waterproof packing performs a waterproof action between one or both of the pair of connectors, or between one connector and the waterproof slider provided on the connector.

[0008]

In Embodiment] FIGS. 1 to 4, A is a door frame, B is the waterproof sheet, C is a door trim, W is a wire harness, D ₁ is the power window motor, D ₂ is a door lock actuator, D ₃ is the mirror actuator is there.

The door frame A comprises an outer panel A ₁ and an inner panel A _2, and a power window motor D ₁ , a door lock actuator D ₂ and a mirror actuator D ₃ are mounted on the inner panel A ₂ in the inner space. Can be In the power window motor D ₁ , the door lock actuator D _2, and the mirror actuator D ₃ , a plurality of mounting clips 1 are provided on the mounting surface with respect to the inner panel A ₂ , and connectors 2, 3, and 4 are protruded. The connectors 2, 3,
4 and a waterproof packing 6 in each annular groove 5 '.
Is provided.

A mounting hole 7 and a connector insertion hole 8 are formed at predetermined positions of the inner panel A ₂ , and the power window motor D ₁ ,
The door lock actuator D ₂ and the mirror actuator D ₃ are fixed by engaging the mounting clip 1 with the mounting hole 7 with the respective connectors 2, 3, 4 protruding from the connector insertion hole 8. Waterproof sheet B has internal panel A
_A connector insertion hole 8 'is formed corresponding to the connector insertion hole 8 of the second connector.
Place the waterproof sheet B on the inner panel A with the 3 and 4 positioned.
Arrange on ₂ and fix temporarily.

A flat wire harness W has a main connector 9 for connection to a vehicle-side wire harness, a mounting board 12 having a wiring branch connection structure provided with electrical component connectors 10 and 11 on both sides, and a single electrical component. Connector 13,
14 are provided. Waterproof packings 16 are provided in the annular grooves 15 'so as to surround the connectors 10, 13, 14 on the flange-shaped facing surfaces 15 of the electrical components connectors 10, 13, 14, respectively. A main switch 17 provided in the door trim C is connected to the electrical component connector 11 of the mounting board 12.

The wire harness W first fixes the main connector 9 to the mounting portion 18 on the door hinge side of the door frame A, and connects the connectors 10, 13, and 14 to the connectors 2, 3, and 4 in the door frame A. In this state, the waterproof packings 6, 16 provided with the annular grooves 5 ', 15' of the flange-like facing surfaces 5, 15 of both connectors are provided.
There abuts waterproof on both sides of the corresponding portion of the tarpaulin B spaced from the panel A _2.

[0013] In this step, the peripheral portion B ₁ of the waterproof sheet B to stop this by adhering to the door frame A, the waterproof is covered with a door trim C with waterproof packing thereon, fixed. In the embodiment of FIGS. 5 and 6, an annular groove 20 in the outer peripheral portion of 'female connector 3' in the door lock actuator D ₂
Is formed, and a waterproof packing 21 is provided at the edge of the connector insertion hole 8 'of the waterproof sheet B by bonding or heat-sealing means. 13 'is a male connector provided on the wire harness W, and has a flexible lock piece 23 which engages with the locking portion 22 of the female connector 3'.

The door lock actuator D ₂ ′
In a state attached to the inner panel A ₂ via a mounting clip 1 and the mounting hole 7, the female connector 3 'connector insertion hole 8 of the waterproof sheet B as well as projects from the connector insertion hole 8' in which it is located within the In this case, panel A
_The waterproof packing 21 of the waterproof sheet B spaced apart from ₂ comes into contact with the annular groove 20 to waterproof.

In the embodiment shown in FIGS. 7 and 8, the waterproof packing 2 is provided on both sides of the edge of the connector insertion hole 8 'of the waterproof sheet B.
4, 24 is provided by bonding or heat sealing, the door lock actuator D ₂ ends 3a "the wire harness side of the male connector 13" flange portion 13a "is waterproof packing 24 of the" female connector 3 in " And waterproof.

In the embodiment shown in FIGS. 9 and 10, an internal panel A _{2 is provided for} an auxiliary female connector 25 such as a door lock actuator and a male connector 26 for a wire harness W.
A waterproof slider 27 is provided outside the insertion side of the female connector 25 with respect to the connector insertion holes 8, 8 'of the waterproof sheet B. With waterproof slider 27 has a holding plate portion 29 which extends in the outer peripheral portion in the vertical and horizontal directions at the front of the frame-shaped body 28 surrounding the female connector 25, the pressing protrusion 30 which is continued with the square shape in the front surface of the holding plate portion 29 And a plurality of flexible lock pieces 31 extending forward from the front end of the frame-shaped main body 28.
Having. The frame-shaped main body 28 has a locking projection 32 protruding inward at the rear end. When the waterproof slider 27 is slidably combined with the female connector 25 in the front-rear direction, the locking projection 32 has a sliding hole. At 33, it is movably positioned and engages with the rear end of the slide hole 33 to prevent the waterproof slider 27 from slipping out.

Behind the accessory-side female connector 25, that is, inside
A panel A ₂ in the connector insertion hole 8, 8 'of the waterproof sheet B
On the other hand, on the non-insertion side , a holding plate portion 34 is provided continuously to the outer peripheral portion corresponding to the holding plate portion 29, and the pressing protrusion 35 is provided on the holding plate portion 34. A waterproof packing 24 is provided on the waterproof sheet B, and a female connector 25 on the auxiliary machine side is provided.
In a state in which the connector insertion hole 8 of the inner panel A ₂ of the door is positioned in the connector insertion hole 8 'of the waterproof sheet B, the flexible locking piece pushes the waterproof slide 27 31
Are engaged with the lock holes 36 of the holding plate portion 34, and in this state, the corresponding pressing ridges 30, 35 are
4. Adhere to 4 and waterproof.

The male connector 26 is provided with a flexible locking arm 37. When the female connector 25 is connected to the insertion side , the locking projection 38 of the flexible locking arm 37 is engaged with the lock hole 39 of the female connector 25. Engages with
The female terminal 40 and the male terminal 41 are connected. A waterproof plug 42 is provided around the electric wire w connected to the male terminal 41.

In the structure shown in FIGS. 11 and 12, the accessory-side female connector 25 'is provided integrally with the accessory D.

[0020]

Since the present invention are those consisting as described above, the with the door frame side connector and the door trim side connector door panel and can be easily coupled through the connector insertion hole of the tarpaulin Connectors and doors
Waterproof Sea between the waterproof sheet of spaced state panel
The waterproof function can be achieved in a self-contained manner without the door being supported by the door panel .

[Brief description of the drawings]

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

FIG. 2 is a perspective view of the waterproof sheet in the above.

FIG. 3 is an exploded perspective view of a main part in the above.

FIGS. 4A and 4B are partially cutaway side views showing a connection state between a connector of a separate device in a door frame and a connector on a door trim side.

FIG. 5 is an exploded perspective view of another example of the present invention.

FIG. 6 is a partially cutaway side view showing the same connector connected state.

FIG. 7 is an exploded perspective view of a waterproof sheet portion according to another example of the present invention.

FIG. 8 is a partially cutaway side view showing the connector coupling state of the above.

FIG. 9 is an exploded perspective view of another example of the present invention.

FIG. 10 is a cutaway side view showing the same connector connected state.

FIG. 11 is an exploded perspective view of another example of the present invention.

FIG. 12 is a cutaway side view showing the same connector connected state.

FIG. 13 is an exploded perspective view of a conventional example.

FIG. 14 is a perspective view of the above-mentioned combined state.

[Explanation of symbols]

A door frame B tarpaulin C door trim _{D 1, D 2, D 2} ', D 2 ", D 3 equipment 2,3,3', 3", 4,25,26 connector 6,16,21,24 waterproof packing 8,8 'Connector insertion hole 27 Waterproof slider

──────────────────────────────────────────────────続 き Continued from the front page (72) Inventor Satoru Unno 1500 Onjuku 1500, Susono-shi, Shizuoka Prefecture Yazaki Sogyo Co., Ltd. In-house (56) References Kaikai Hei 5-40013 (JP, U) (58) Field surveyed (Int. Cl. ⁷ , DB name) B60J 5/00 B60R 16/02 620

Claims (2)

(57) [Claims] A connector insertion hole is formed in a panel of a door frame and a waterproof sheet that overlaps with the panel, and waterproofing is performed via a waterproof packing between the connector in the connector insertion hole and the waterproof sheet that is separated from the panel. A waterproof structure for an automobile door characterized by the following. 2. A connector insertion hole is formed in a panel of a door frame and a waterproof sheet overlapping the panel, and the connector insertion hole is sandwiched between outer peripheral portions of the connector insertion hole on a non-insertion side of one connector.
Holding part, for waterproofing on the outside of the insertion side of the one connector
Combine the slider slidably with the other side
Connector on the outer periphery of the waterproof slider.
Girder is waterproof between the connector and the connector.
A waterproof structure for an automobile door, wherein the waterproof sheet is sandwiched and waterproofed via a packing .