JP2006288005A - Wiring structure for vehicular window - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To simplify the wiring structure of vehicular side wiring and to improve the assembly workability of the vehicular side wiring, in the wiring structure for a vehicular window. <P>SOLUTION: When a recessed part with its surface covered with a trim is formed on an inner panel and the vehicular side wiring wired in the recessed part is connected to a print wiring printed on a window glass, a stepped part allowing the trim to be engaged therewith is provided to the panel surface of the inner panel and a groove part allowing the vehicular side wiring to pass over the stepped part is formed on the inner panel. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a wiring structure for a vehicle window, and more particularly to a wiring structure for a vehicle window that simplifies the wiring structure of a vehicle body side wiring.

  In vehicles, printed wiring of hot wires is printed on the rear window glass in order to prevent fogging of the rear window glass as the window glass. In this case, the vehicle body side wiring (harness) for connecting the printed wiring to the power source is led from the inside of the back door through the insertion hole formed in the back door into the vehicle interior and connected to the printed wiring of the rear window glass. . That is, as shown in FIG. 10, a recess 106 whose surface is covered with a trim (not shown) is formed in the inner panel 104 of the back door 102, and the vehicle body side wiring 108 routed in the recess 106 is opened in the window. When connecting to the printed wiring 112 printed on the glass 110, the vehicle body side wiring 108 is taken out into the vehicle compartment through the through hole 114 provided in the inner panel 104, and the vehicle body side wiring 108 is connected to the through hole through the grommet 116. 114 is fixed.

Conventionally, in the wiring structure of a vehicle window, a part of this harness is detachably fitted on the surface of a weather strip that fixes the rear window glass to the window opening along the wiring direction of the harness that connects the hot wire and the power source. There is a harness holding groove to be fitted, and a harness is fitted into the harness holding groove.
In addition, the wiring structure of the vehicle window is a structure in which a window opening is formed by joining both opening edges formed in the outer panel and the inner panel of the back door to form a window opening and closing the window opening. In some cases, at least one of the two opening edges is bent at a part of the opening edge in the longitudinal direction to form a wiring passage through which the electric wire passes between the opening edges.
Japanese Utility Model Publication No. 61-179149 Japanese Patent Application Laid-Open No. H8-119046

  By the way, conventionally, in the wiring structure of the vehicle window, when assembling the vehicle body side wiring, it is necessary to pass the vehicle body side wiring through the insertion hole of the inner panel of the back door. The parts for protecting and fixing the harness are required in this part, resulting in an increase in the number of parts. That is, conventionally, as shown in FIG. 10, a recess 106 whose surface is covered with a trim is formed on the inner panel 104 of the back door 102, and the vehicle body side wiring 108 routed in the recess 106 is formed on the wind glass 110. When connecting to the printed printed wiring 112, the vehicle body side wiring 108 needs to be taken out into the vehicle compartment through the through hole 114 provided in the inner panel 106 and fixed to the through hole 114 through the grommet 116. . For this reason, the wiring structure of the vehicle body side wiring 108 is complicated, and the assembling workability of the vehicle body side wiring 108 is deteriorated.

  According to the present invention, an opening for attaching a window glass is provided in an inner panel facing the vehicle interior, and the window glass on which printed wiring is printed is attached to the opening, and the inner that extends below the opening is provided. The panel surface of the panel is provided with a recess whose surface is covered with a trim, and the vehicle body side wiring routed inside the recess is led from the outer periphery of the trim to the vehicle interior and connected to the printed wiring. In the wiring structure of the window, a step portion for fitting the trim is provided on the panel surface, and a groove portion is formed through the step portion to allow the vehicle body side wiring to pass therethrough.

  In the wiring structure for a vehicle window according to the present invention, a recess whose surface is covered with a trim is formed in the inner panel, and the vehicle body side wiring routed in the recess is connected to the printed wiring printed on the window glass. In addition, by inserting the vehicle body side wiring into a groove formed in the inner panel and closing the opening of the groove portion with a trim, the wiring is completed, thereby simplifying the wiring structure of the vehicle body side wiring. The assembly workability of the side wiring can be improved.

In order to simplify the wiring structure of the vehicle body side wiring and improve the assembly workability of the vehicle body side wiring, this invention is realized by forming a groove portion through which the vehicle body side wiring passes on the panel surface of the inner panel. Is.
Hereinafter, embodiments of the present invention will be described in detail and specifically with reference to the drawings.

  1 to 7 show a first embodiment of the present invention.

  In FIG. 7, 2 is a vehicle, 4 is a vehicle body, and 6 is a back door. The back door 6 is installed on the rear frame portion 8 of the vehicle body 4 and includes an inner panel 12 facing the inside of the vehicle compartment 10 as shown in FIGS.

  The inner panel 12 has an opening 16 in which the window glass 14 is mounted. A window glass 14 on which a printed wiring 18 is printed is attached to the opening 16.

  As shown in FIGS. 4 and 5, a step portion 22 into which the trim 20 is fitted is formed on the panel surface 12 </ b> F of the inner panel 12 extending below the opening portion 16. A plurality of recesses 24 whose surfaces are covered with the trim 20 are formed to be recessed. The step portion 22 has a rectangular shape and includes an upper step portion 22U, a lower step portion 22D, a right step portion 22R, and a left step portion 22L. The plurality of recesses 24 communicate with each other by a plurality of communication recesses 26 formed in a recess.

  A plurality of trim mounting bosses 28 are provided on the panel surface 12 </ b> F at regular intervals along the inner edge of the stepped portion 22. The trim 20 is attached to the trim mounting boss 28 by a fixture (not shown) such as a mounting bolt so as to cover all the recesses 24 and the communication recess 26.

  As shown in FIG. 3, the vehicle body side wiring (harness) 30 is routed inside the recess 24 along the recess 24 and the communication recess 26. The vehicle body side wiring 30 is led from the outer periphery of the trim 20 into the vehicle compartment 10 and is connected to the printed wiring 18 of the windshield 14, and is arranged on the vehicle right side and the central side line portion 30C arranged on the right side of the vehicle. The right side line portion 30R, the left side line portion 30L disposed on the left side of the vehicle, and the lower side line portion 30D disposed on the lower side of the vehicle. The ground side terminal 32 is provided at the tip of the right side line portion 30R on the right side of the vehicle. In addition, a power supply side terminal 34 is provided at the tip of the left line portion 30L on the left side of the vehicle.

  On the panel surface 12F of the inner panel 12, there are formed a right groove portion 36R and a left groove portion 36L that pass through the right line portion 30R and the left line portion 30L across the right and left portions of the upper step portion 22U. The right groove portion 36R and the left groove portion 36L are formed so as to be elongated in the vertical direction so as to be inserted along the right line portion 30R and the left line portion 30L arranged in the vertical direction.

  The panel surface 12F located inside the recess 24 and in the extending direction of the groove 36 has a right side below the right side groove 36R and the left side groove 36L as shown in FIGS. 1, 2, 5, and 6. The right side clamp 30R and the left side line 30L are fixed below the right side wiring recess 38R and the left side wiring recess 38L. Part 40R and left side clamp part 40L are formed.

  The right clamp part 40R and the left clamp part 40L include a right clamp insertion hole 42R and a left clamp insertion hole 42L, and are attached to the right line part 30R and the left line part 30L. Is engaged with the right clamp insertion hole 42R and the left clamp insertion hole 42L, and the right line portion 30R and the left line portion 30L are fixed to the inner panel 12, as shown in FIG.

  The vehicle body side wiring 30 is fixed to the inner panel 12 by other plural clamps 44C.

  Next, the operation of the first embodiment will be described.

  When assembling the vehicle body side wiring 30 to the inner panel 12, the vehicle body side wiring 30 is routed in the recess 24 and the communication recess 26 of the inner panel 12, and the right line portion 30R and the left line portion 30L are connected to each other. The right clamp insertion hole 42R and the left clamp insertion hole 42L are passed through the right groove 36R and the left groove 36L, and the right clamp 44R and the left clamp 44L are inserted into the right clamp insertion hole 42R and the left clamp difference. The right side line portion 30R and the left side line portion 30L are fixed to the inner panel 12 by being inserted into the insertion holes 42L. Further, the other part of the vehicle body side wiring 30 is fixed to the inner panel 12 by a plurality of other clamps 44C.

  Then, the trim 20 is disposed so as to cover the surfaces of the recess 24 and the communication recess 26 so as to close the openings of the right groove portion 36R and the left groove portion 36L, and is attached to the trim mounting boss 28 with a fixture. As a result, the right line portion 30R and the left line portion 30L are guided from the outer periphery of the trim 20 into the vehicle compartment 10 and connected to the printed wiring 18 of the window glass 14.

  As a result, when assembling the vehicle body side wiring 30 to the inner panel 12, it is not only the operation of passing the vehicle body side wiring 30 through the insertion hole as in the prior art, but only the operation of assembling the vehicle body side wiring 30 along the groove 36. Thus, the assembly time of the vehicle body side wiring 30 can be shortened. Conventionally, a grommet for fixing the vehicle body side wiring 30 to the inner panel 12 is attached to a portion of the insertion hole, but in this embodiment, a clamp insertion hole is provided at a location close to the groove portion 36. The vehicle body side wiring 30 can be fixed to the inner panel 12 by inserting and fixing the clamps 44 to 42, and only the insertion work of the clamps 44 is required, so that the assembly time of the vehicle body side wiring 30 can be shortened. it can. On the body ground (GND) side, if a ground wire is provided on the vehicle body side wiring 30 and a plurality of grounds are collectively grounded, the assembly time of the vehicle body side wiring 30 can be shortened. The number of parts can be reduced.

  As a result, when the recess 24 whose surface is covered with the trim 20 is formed in the inner panel 12 and the vehicle body side wiring 30 routed in the recess 24 is connected to the printed wiring 18 printed on the window glass 14. The panel surface 12F of the inner panel 12 is provided with a stepped portion 22 into which the trim 20 is fitted, and a groove portion 36 is formed through the stepped portion 22 to allow the vehicle body side wiring 30 to pass therethrough. Is inserted into the groove portion 36 formed in the inner panel 12 and the opening of the groove portion 36 is simply closed by the trim 20 to complete the wiring, thereby simplifying the wiring structure of the vehicle body side wiring 30 and the vehicle body side wiring 30. Assembling workability can be improved.

  In addition, the panel surface 12F located inside the recess 24 and in the extending direction of the groove 36 is provided with a clamp portion 40 for fixing the vehicle body side wiring 30, so that the vehicle body side wiring 30 extends in the direction in which the groove 36 extends. Therefore, the vehicle body side wiring 30 can be easily inserted into the groove 36.

  FIG. 8 shows a special configuration of the present invention and shows a second embodiment.

  In the following embodiments, portions having the same functions as those of the first embodiment will be described with the same reference numerals.

  The features of the second embodiment are as follows. That is, on the panel surface 12F of the inner panel 12, only the description on the left side in FIG. 8 is provided with wire holding protrusions 52 and 52 that can insert and hold the left line portion 30L at the stepped portion of the left groove portion 36L. did.

  According to the configuration of the second embodiment, when the left line portion 30L is inserted into the left groove portion 36L, the left line portion 30L is held by the wire holding protrusions 52 and 52 and fixed at a predetermined position. . Thereby, the assemblability of the left line portion 30L can be improved and the left line portion 30L can be held at a predetermined position. Note that the right line portion 30R can also be held in the same manner as the left line portion 30L, and thus detailed description thereof is omitted.

  FIG. 9 shows a special configuration of the present invention and shows a third embodiment.

  The features of the third embodiment are as follows. That is, in the upper edge portion of the trim 20, only the description on the left side in FIG.

  According to the configuration of the third embodiment, it is only necessary to form the wire insertion notch 54 in the trim 20, so that it is not necessary to process the inner panel 12, and the shape of the inner panel 12 is simplified. The degree of freedom of the place where the electric wire 30 is allowed to pass can be increased.

  The structure in which the groove portion through which the vehicle body side wiring passes is formed on the panel surface of the inner panel can also be applied to other structures that supply power to the glass from a trim such as a glass antenna.

It is a perspective view of the left side of an inner panel in 1st Example. It is the left perspective view which wired the vehicle body side wiring in the inner panel in 1st Example. It is the front view which wired the vehicle body side wiring in the inner panel in 1st Example. It is a front view of the inner panel of the back door of a vehicle in the 1st example. FIG. 5 is an enlarged view of the left side of the inner panel of FIG. 4 in the first embodiment. FIG. 5 is a perspective view of the left side of the inner panel of FIG. 4 in the first embodiment. It is a perspective view from the back side of vehicles in the 1st example. It is a perspective view of the left side of an inner panel in 2nd Example. It is a perspective view of the left side of an inner panel in 3rd Example. It is the perspective view which wired the vehicle body side wiring in the inner panel conventionally.

Explanation of symbols

2 Vehicle 6 Back door 10 Car compartment 12 Inner panel 14 Window glass 16 Opening 18 Printed wiring 20 Trim 22 Stepped portion 24 Recessed portion 30 Vehicle body side wiring 36 Groove portion 40 Clamp portion 42 Clamp insertion hole 44 Clamp

Claims (2)

  The inner panel facing the vehicle interior is provided with an opening for attaching the wind glass, and the window surface on which the printed wiring is printed is installed in the opening, and the panel surface of the inner panel that extends below the opening. Is provided with a recess whose surface is covered with a trim, and a vehicle window wiring structure in which a vehicle body side wiring routed inside the recess is led from the outer periphery of the trim to the vehicle interior and connected to the printed wiring. A wiring structure for a vehicle window, wherein a step portion for fitting the trim is provided on the panel surface, and a groove portion is formed through the step portion to allow the vehicle body side wiring to pass therethrough.   The wiring structure for a vehicle window according to claim 1, wherein a clamp portion that fixes the vehicle body side wiring is provided on the panel surface located inside the recess and in the extending direction of the groove. .

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